A thermoelectric tempering device having a plurality of thermoelectrically operating tempering elements, including a cold surface, which forms upon the supply of an electric current, on one side thereof, and a warm surface on the opposite side thereof, including air/heat exchange bodies affixed on b
A thermoelectric tempering device having a plurality of thermoelectrically operating tempering elements, including a cold surface, which forms upon the supply of an electric current, on one side thereof, and a warm surface on the opposite side thereof, including air/heat exchange bodies affixed on both sides and accommodated in a respective air flow chamber, and ventilators effecting an air flow along the same. Simple adjustment and expansion possibilities are provided with a unit of the tempering device configured as a tempering module and constructed so that the air flow chambers are configured as flow channels surrounding the heat exchange bodies parallel to the flow direction laterally and on the cover side facing away from the tempering elements, the flow channels having an air intake opening and an air discharge opening, wherein the ventilator of the respective flow channel is disposed on an intake opening or on a discharge opening.
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1. A thermoelectric tempering device having a plurality of thermoelectrically operating tempering elements (10), with a first side comprising a cold surface and an opposite side comprising a hot surface; air/heat exchange elements (11, 11′) affixed to both sides and each accommodated in a flow condu
1. A thermoelectric tempering device having a plurality of thermoelectrically operating tempering elements (10), with a first side comprising a cold surface and an opposite side comprising a hot surface; air/heat exchange elements (11, 11′) affixed to both sides and each accommodated in a flow conduit wherein each respective flow conduit (15, 15′) is constructed so that each flow conduit encompasses the respective heat exchange elements (11, 11′) in a flow direction; ventilators (13, 13′) producing an air flow along the air/heat exchange elements, a housing (5) with a housing bottom part (6) and a housing top part (7), wherein the housing has at least one air inlet opening (14, 14″) and at least one air outlet opening (16, 16″), and wherein the ventilator (13, 13″) of each respective flow conduit (15, 15″) is situated at a respective inlet opening (14, 14″) or outlet opening (16, 16″) and wherein the air outlet opening and the air inlet opening are connected via the respective flow conduit, wherein the housing bottom part (6) has a detachably mounted housing bottom (28) on an underside and is covered on an opposite surface by the housing top part (7), and the flow conduits are formed of curved channels having partially constricted and partially expanded flow cross-sections, wherein the flow conduits are oriented parallel to the sides of the housing bottom part and positioned in the region of or near the tempering elements and in the same plane as the tempering elements so that a layered structure of flow conduits is produced, and wherein the partially constricted cross-sections exist before and after the tempering elements and the partially expanded regions are positioned in the space between either the housing bottom or the housing top part and the tempering elements. 2. The tempering device as recited in claim 1, wherein the fans (13, 13′) are integrated next to the relevant heat exchange element (11, 11′), both on a same side of the tempering module (1) or on an opposite side. 3. The tempering device as recited in claim 2, wherein the fans (13, 13′) are radial fans with a radial flow opening oriented toward the respective heat exchange element (11, 11′) and an axial flow opening oriented perpendicular to a flat side of the tempering elements (10), or the fans (13, 13′) are axial fans and the respective flow conduit (11, 11′) in a region oriented toward a respective axial fan has a directional component oriented in the axial direction of the axial fan. 4. The tempering device as recited in claim 3, wherein for the associated flow conduit (15, 15′) the fans (13, 13′) are blowing fans, are suction fans, or one is a suction fan and the other is a blowing fan. 5. The tempering device as recited in claim 4, wherein the air flows in opposite directions or in a same direction through the flow conduit (11 or 11′) associated with the cold surface and the flow conduit (11′ or 11) associated with the hot surface. 6. The tempering device as recited in claim 5, wherein the heat exchange elements (11, 11′) have fins oriented perpendicular to the cold surface or the hot surface and parallel to the flow of air through the respective flow conduit. 7. The tempering device as recited in claim 6, wherein a tempering module (1) has a coupling device (20) in at least one edge section near a circumference edge, by which it is possible to attach an additional tempering module (1) having a complementary coupling device (20′). 8. The tempering device as recited in claim 1, wherein a tempering module (1) has a coupling device (20) in an edge section and a complementary coupling device (20′) in an other edge section. 9. The tempering device as recited in claim 8, wherein the coupling device (20) has a mechanical coupling (21, 21′) and electrical coupling components (22, 23). 10. The tempering device as recited in claim 9, wherein the electrical coupling components (22, 23) have at least one plug/coupling unit for electrically coupling signal lines and/or power supply lines. 11. The tempering device as recited in claim 10, wherein the mechanical coupling (21, 21′) has plug connection elements, detent connection elements, screw connection elements, and/or magnetic connection elements. 12. The tempering device as recited in claim 11, wherein a control unit is electrically connected or connectable to at least one tempering module (1) for controlling a tempering module (1) and/or a plurality of tempering modules (1) in connection with different levels of tempering capacity. 13. The tempering device as recited in claim 12, wherein the control unit controls or regulates different tempering capacities by driving the fans (13, 13′) at different speeds and/or by varying a power supply to the tempering elements (10). 14. The tempering device as recited in claim 13, wherein the control unit controls the tempering modules (1) differently from one another. 15. The tempering device as recited in claim 14, wherein the control unit drives the fans (13, 13′) with different levels of electrical power and drives the tempering elements (10) with different levels of electrical power to meet various tempering capacity requirements and the driving of the fans (13, 13′) and the driving of the tempering elements (10) are matched to each other to minimize a total electrical power demand for driving the fans (13, 13′) and the tempering elements (10) at a respective tempering capacity. 16. The tempering device as recited in claim 15, wherein the control unit has at least one controller (41) formed as a microcontroller with programs stored for producing the signals for driving the fans (13, 13′) and the tempering elements (10) as a function of sensor signals that communicate the tempering capacity requirement. 17. The tempering device as recited in claim 16, wherein an electric power supply with at least one power supply module (30, 30′) selectively supplies power to a single tempering module (1) or to a group of tempering modules (1). 18. The tempering device as recited in claim 15, wherein the control unit has at least one control module (40) with a housing and the control module (40) and/or the power supply module (30, 30′) each has a coupling device (20) for electrically coupling and/or mechanically coupling to one more of the tempering modules (1). 19. The tempering device as recited in claim 18, wherein the housing top part (7) protrudes outward as a dome on top and in a longitudinal section is trapezoidal or arched convexly outward and between a middle section of the housing top part (7) and an intermediate wall (8) in the upper region of the housing bottom part oriented toward the housing top part, a receiving chamber is provided in which an electric power supply or a power pack (42) is accommodated. 20. The tempering device as recited in claim 19, wherein a housing insert (9) having block-shaped outer contours contains the flow conduits (15, 15′) and is inserted into the housing bottom part (7). 21. The tempering device as recited in claim 20, wherein the housing insert (9) is shortened in a longitudinal direction in comparison to the housing bottom part (7) and the controller (41) is in a space between an outside of the housing insert (9) and an inside of the housing bottom part (7) oriented toward it. 22. The tempering device as recited in claim 21, wherein an optical indicator is installed in an upper covering wall of the housing top part (7). 23. The tempering device as recited in claim 1, wherein the fans (13, 13′) are radial fans with a radial flow opening oriented toward the respective heat exchange element (11, 11′) and an axial flow opening oriented perpendicular to a flat side of the tempering elements (10), or the fans (13, 13′) are axial fans and the respective flow conduit (11, 11′) in a region oriented toward a respective axial fan has a directional component oriented in the axial direction of the axial fan. 24. The tempering device as recited in claim 1, wherein for the associated flow conduit (15, 15′) the fans (13, 13′) are blowing fans, are suction fans, or one is a suction fan and the other is a blowing fan. 25. The tempering device as recited in claim 1, wherein the air flows in opposite directions or in a same direction through the flow conduit (11 or 11′) associated with the cold surface and the flow conduit (11′ or 11) associated with the hot surface. 26. The tempering device as recited in claim 1, wherein the heat exchange elements (11, 11′) have fins oriented perpendicular to the cold surface or the hot surface and parallel to the flow of air through the respective flow conduit. 27. The tempering device as recited in claim 1, wherein a tempering module (1) has a coupling device (20) in at least one edge section near a circumference edge, by which it is possible to attach an additional tempering module (1) having a complementary coupling device (20′). 28. The tempering device as recited in claim 1, wherein a coupling device (20) has a mechanical coupling (21, 21′) and electrical coupling components (22, 23). 29. The tempering device as recited in claim 9, wherein the mechanical coupling (21, 21′) has plug connection elements, detent connection elements, screw connection elements, and/or magnetic connection elements. 30. The tempering device as recited in claim 1, wherein a control unit is electrically connected or connectable to at least one tempering module (1) for controlling the tempering module (1) and/or a plurality of the tempering modules (1) in connection with different levels of tempering capacity. 31. The tempering device as recited in claim 12, wherein the control unit controls the tempering modules (1) differently from one another. 32. The tempering device as recited in claim 12, wherein the control unit drives the fans (13, 13′) with different levels of electrical power and drives the tempering elements (10) with different levels of electrical power to meet various tempering capacity requirements and the driving of the fans (13, 13′) and the driving of the tempering elements (10) are matched to each other to minimize a total electrical power demand for driving the fans (13, 13′) and the tempering elements (10) at a respective tempering capacity. 33. The tempering device as recited in claim 12, wherein the control unit has at least one controller (41) formed as a microcontroller with programs stored for producing the signals for driving the fans (13, 13′) and the tempering elements (10) as a function of sensor signals that communicate the tempering capacity requirement. 34. The tempering device as recited in claim 1, wherein an electric power supply with at least one power supply module (30, 30′) selectively supplies power to a single tempering module (1) or to a group of tempering modules (1). 35. The tempering device as recited in claim 12, wherein the control unit has at least one control module (40) with a housing, and the control module (40) and/or the power supply module (30, 30′) each has a coupling device (20) for electrically coupling and/or mechanically coupling to one more of the tempering modules (1). 36. The tempering device as recited in claim 1, wherein the housing top part (7) protrudes outward as a dome on top and in a longitudinal section is trapezoidal or arched convexly outward and between a middle section of the housing top part (7) and an intermediate wall (8) in the upper region of the housing bottom part oriented toward the housing top part, a receiving chamber is provided in which an electric power supply or a power pack (42) is accommodated. 37. The tempering device as recited in claim 1, wherein a housing insert (9) having block-shaped outer contours contains the flow conduits (15, 15′) and is inserted into the housing bottom part (7). 38. The tempering device as recited in claim 1, wherein an optical indicator is installed in an upper covering wall of the housing top part (7).
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이 특허에 인용된 특허 (7)
Sterner,John R., Apparatus to enhance cooling of electronic device.
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Gwilliam Scott B. (5958 S. Jordan Canal Rd. Salt Lake City UT 84118) Pell Richard A. (5188 S. Iroquois Way Ogden UT 84403) Farr Aaron V. (820 E. 1850 North North Ogden UT 84414), Thermoelectric device with a plurality of modules individually controlled.
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