A siphon-type airbrush, comprising a front handle, a tail handle, a needle, a sprayer, a nozzle, an air inlet valve and a nozzle base; the front handle corresponds to the tail handle to form an airbrush body; the airbrush body is internally formed with an accommodating cavity; the accommodating cavi
A siphon-type airbrush, comprising a front handle, a tail handle, a needle, a sprayer, a nozzle, an air inlet valve and a nozzle base; the front handle corresponds to the tail handle to form an airbrush body; the airbrush body is internally formed with an accommodating cavity; the accommodating cavity is internally provided with the needle; the front handle is internally provided with a siphon channel; the air inlet valve is disposed at the middle part of the airbrush body; the rear end of the nozzle base is in threaded connection with the front handle; the front end of the nozzle base is in threaded connection with the sprayer; the nozzle comprises a nozzle body; the nozzle body is pressed between the sprayer and the nozzle base; the front end of the nozzle body extends to form a nozzle tip.
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1. A siphon-type airbrush, comprising a front handle, a tail handle, a needle, a sprayer, a nozzle and an air inlet valve, wherein the front handle is matched and connected with the tail handle to form an airbrush body; wherein the airbrush body is internally formed with an accommodating cavity; whe
1. A siphon-type airbrush, comprising a front handle, a tail handle, a needle, a sprayer, a nozzle and an air inlet valve, wherein the front handle is matched and connected with the tail handle to form an airbrush body; wherein the airbrush body is internally formed with an accommodating cavity; wherein the accommodating cavity is internally provided with the needle; wherein a feeding joint is disposed on the wall of the front handle; wherein the front handle is internally provided with a siphon channel which communicates with the feeding joint; wherein the air inlet valve is disposed at the middle part of the airbrush body; wherein the accommodating cavity is internally provided with a trigger for turning the air inlet valve on/off; wherein the triggering end of the trigger extends out of the front handle; wherein the trigger corresponds to the needle in a linkage way, such that the airbrush also comprises a nozzle base; wherein the rear end of the nozzle base is in threaded connection with the front handle; wherein the front end of the nozzle base is in threaded connection with the sprayer; wherein the nozzle includes a nozzle body; wherein the nozzle body is pressed between the sprayer and the nozzle base; wherein the front end of the nozzle body extends to form a nozzle tip; wherein an axial through-hole is disposed in the center of the nozzle base; wherein the siphon channel communicates with the axial through-hole; wherein the front end of the needle passes through the axial through-hole and the nozzle body and then extends into the nozzle tip; wherein an air chamber is formed among the sprayer, the nozzle body and the nozzle tip; wherein the front handle, the nozzle base and the nozzle body correspond to form an air channel which connects the air outlet of the air inlet valve and the air chamber; and wherein a radial gap which connects the air chamber and the surrounding air is formed between the front end of the sprayer and the nozzle tip, wherein sealing rings are respectively disposed between the front handle and the nozzle base, between the nozzle base and the sprayer, and between the nozzle base and the nozzle body, wherein the accommodating cavity is also internally provided with an ejector rod; wherein the front end of the ejector rod is axially provided with a slot to be inserted by the needle; wherein the rear end of the ejector rod extends out of the tail handle and is fixedly connected with a button; wherein the needle is fixedly connected with a locking nut which is matched with the front end of the ejector rod in a stopper; wherein a tail handle screw is disposed between the ejector rod and the tail handle; wherein the tail handle screw is in threaded connection with the tail handle; wherein a locking sleeve is movably connected between the tail handle screw and the button; wherein a pair of mounting holes are symmetrically disposed on the wall of the tail handle screw; wherein each of the mounting holes is internally and movably equipped with a steel ball; wherein the outer circumference of the rear end of the ejector rod is provided with a first step portion and a second step portion, that correspond to the steel balls, in turn from the front to the rear; wherein the diameter of the first step portion is greater than that of the second step portion; wherein an annular deep well and an annular shallow well, which are matched with the steel balls, are disposed on the inner wall of the locking sleeve in turn from the front to the rear; wherein the annular deep well and the annular shallow well run through each other; wherein a limiting boss matched with the rear end of the tail handle screw in a stopper is disposed at the middle part of the locking sleeve; and wherein a button spring is disposed between the limiting boss and the button. 2. The siphon-type airbrush according to claim 1, wherein the front handle and the tail handle are connected through a connecting screw; wherein the exterior of the needle is respectively sleeved with an adjusting rod and a spring adjusting screw; wherein an adjusting rod spring is disposed between the adjusting rod and the spring adjusting screw; wherein the rear end of the adjusting rod passes through the spring adjusting screw and then is in threaded connection with the locking nut; wherein the rear end of the adjusting rod is axially provided with a clamping groove, wherein when the locking nut is in threaded connection with the adjusting rod, the rear end of the adjusting rod shrinks with the stress and clamps the needle by the effect of the clamping groove; and wherein the spring adjusting screw is in threaded connection with the connecting screw. 3. The siphon-type airbrush according to claim 2, wherein the trigger is provided with a linkage block for driving the needle to move axially; wherein the linkage block is an eccentric arc structure; wherein the outer circumference of the linkage block is pressed against the adjusting rod; wherein the front end of the adjusting rod extends to form a connecting portion; and wherein one end of the linkage block, which is disposed away from the trigger, is movably sleeved with the connecting portion. 4. The siphon-type airbrush according to claim 2, wherein the tail handle is provided with a gap at a position corresponding to the spring adjusting screw. 5. The siphon-type airbrush according to claim 1, wherein the air inlet valve comprises a valve body; wherein one end of the valve body is fixedly connected with the front handle; wherein the other end of the valve body is provided with an air inlet connector; wherein the valve body is provided with an air outlet; wherein the air inlet connector is internally provided with a valve rod and a switching hole, respectively; wherein one end of the valve rod successively passes through the switching hole and the valve and is pressed against the trigger; wherein the other end of the valve rod is provided with a sealing base matched with the switching hole in a sealing way; wherein the air inlet connector is also internally provided with a valve rod adjusting screw; and wherein an air inlet valve spring is disposed between the valve rod adjusting screw and one end of the valve rod, which is close to the sealing base. 6. The siphon-type airbrush according to claim 1, wherein the accommodating cavity is internally provided with a tapered sealing ring and a sealing ring cap in turn from the front to the rear; wherein the sealing ring cap and the tapered sealing ring are both disposed between the nozzle base and the trigger; wherein the sealing ring cap is in threaded connection with the front handle; and wherein the tapered sealing ring is pressed between the front handle and the sealing ring cap. 7. The siphon-type airbrush according to claim 1, wherein the exterior of the sprayer is connected and provided with a sprayer sleeve.
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