Explosion-proof dust of electromechanical level measuring device
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
G01C-009/12
G01F-023/00
H02B-001/28
H05K-007/14
출원번호
US-0533102
(2014-11-05)
등록번호
US-9506752
(2016-11-29)
발명자
/ 주소
Kuo, Ching-Cheng
Lo, Yun-Lung
Hou, Yi-Liang
Cheng, Chao-Kai
출원인 / 주소
FINETEK CO., LTD.
대리인 / 주소
HDLS IPR Services
인용정보
피인용 횟수 :
0인용 특허 :
7
초록▼
An explosion-proof dust of electromechanical level measuring device includes: a explosion proof enclosure (100), formed with a safe chamber area (101) and a hazardous chamber area (102) and a power shaft sleeve (120) is provided for communicating the above two; a power unit (200) disposed inside the
An explosion-proof dust of electromechanical level measuring device includes: a explosion proof enclosure (100), formed with a safe chamber area (101) and a hazardous chamber area (102) and a power shaft sleeve (120) is provided for communicating the above two; a power unit (200) disposed inside the safe chamber area (101); a control module (300) disposed inside the safe chamber area (101) and electrically connected to the power unit (200); a capstan (400) disposed in the hazardous chamber area (102); a power shaft (500) sleeved in the power shaft sleeve (120) and two ends thereof are respectively connected to the power unit (200) and the capstan (400); and a pair of bearings (610, 620) disposed in the power shaft (120) and spaced with an interval thereby forming a fireproof path (601).
대표청구항▼
1. An explosion-proof dust of electromechanical level measuring device, including: a explosion proof enclosure (100), provided with a partition plate (110), wherein two sides defined by the partition plate (110) in the explosion proof enclosure (100) being respectively formed as a safe chamber area
1. An explosion-proof dust of electromechanical level measuring device, including: a explosion proof enclosure (100), provided with a partition plate (110), wherein two sides defined by the partition plate (110) in the explosion proof enclosure (100) being respectively formed as a safe chamber area (101) and a hazardous chamber area (102), and the partition plate (110) being provided with a power shaft sleeve (120) penetrating the partition plate (110) thereby communicating the safe chamber area (101) and the hazardous chamber area (102);a power unit (200), disposed inside the safe chamber area (101);a control module (300), disposed inside the safe chamber area (101), wherein the control module (300) is disposed adjacent to the power unit (200) and electrically connected to the power unit (200);a capstan (400), disposed inside the hazardous chamber area (102);a power shaft (500), sleeved in the power shaft sleeve (120), wherein two ends of the power shaft (500) are respectively connected to the power unit (200) and the capstan (400); anda pair of bearings (610, 620), disposed in the power shaft sleeve (120) and respectively sleeved with the power shaft (500), wherein the pair of the bearings (610, 620) are spaced with an interval thereby forming a fireproof path (601) between the two bearings (610, 620). 2. The explosion-proof dust of electromechanical level measuring device according to claim 1, wherein a bearing sleeve (630) is provided in the power shaft sleeve (120) and two ends thereof are respectively abutted against each of the bearings (610, 620). 3. The explosion-proof dust of electromechanical level measuring device according to claim 1, wherein a surface of the power unit (200) is provided with a magnet (241), and the control module (300) is provided with a Hall sensor (242) corresponding to the magnet (241). 4. The explosion-proof dust of electromechanical level measuring device according to claim 1, wherein the power unit (200) is able to be rotated along the power shaft (500), the safe chamber area (101) is provided with a pair of position limiting units (131, 132), and the power unit (200) is provided with a position limiting plate (230), wherein a part of the position limiting plate (230) is arranged between the position limiting units (131, 132). 5. The explosion-proof dust of electromechanical level measuring device according to claim 4, wherein the interior of the safe chamber area (101) is provided with a recovery spring (160), and two ends of the recovery spring (160) are respectively connected to the position limiting plate (230) and an inner wall of the safe chamber area (101). 6. The explosion-proof dust of electromechanical level measuring device according to claim 1, wherein the explosion proof enclosure (100) is provided with an explosion proof cable gland (140) electrically connected to the control module (300). 7. The explosion-proof dust of electromechanical level measuring device according to claim 1, wherein the exterior of the explosion proof enclosure (100) is provided with a wireless module (150) electrically connected to the control module (300). 8. The explosion-proof dust of electromechanical level measuring device according to claim 1, wherein a measuring cable (700) and a counting wheel (800) are further provided, the explosion proof enclosure (100) is formed with a cable outlet (103) communicated with the hazardous chamber area (102), one end of the measuring cable (700) is reeled on the capstan (400), and the measuring cable (700) is reeled on the counting wheel (800) and passes the cable outlet (103) for being protruded out of the explosion proof enclosure (100), the other end of the measuring cable (700) is provided with a plumb weight (710), the counting wheel (800) is pivoted in the hazardous chamber area (102), the counting wheel (800) is provided with a plurality of annularly-arranged magnets (811), and the magnets (811) are able to be circularly moved when the counting wheel (800) is rotated, and the control module (300) is provided with a Hall sensor (812) corresponding to the moving path of the magnets (811). 9. The explosion-proof dust of electromechanical level measuring device according to claim 8, further including a sensing module (900) disposed outside the explosion proof enclosure (100), the sensing module (900) includes a flange assembly (910) and a slide assembly (920), wherein two ends of the flange assembly (910) are opened and one end thereof is communicated with the cable outlet (103), the slide assembly (920) is slidably sleeved in the flange assembly (910) and allows the measuring cable (700) to pass, one end of the slide assembly (920) is provided with a magnet (921) capable of being moved with the slide assembly (920) into the hazardous chamber area (102), and the control module (300) is provided with a Hall sensor (912) corresponding to the magnet (921). 10. The explosion-proof dust of electromechanical level measuring device according to claim 9, further including a scraper (930) served to shield the other end of the flange assembly (910) and the slide assembly (920) penetrating the scraper (930).
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이 특허에 인용된 특허 (7)
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