CN216605673U - Spray gun for coating spraying - Google Patents
Spray gun for coating spraying Download PDFInfo
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- CN216605673U CN216605673U CN202122303742.XU CN202122303742U CN216605673U CN 216605673 U CN216605673 U CN 216605673U CN 202122303742 U CN202122303742 U CN 202122303742U CN 216605673 U CN216605673 U CN 216605673U
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Abstract
The utility model relates to the technical field related to spray guns, in particular to a spray gun for coating spraying, which comprises a main barrel body and a spray cylinder arranged on the outer wall of the main barrel body, wherein a spray head, a sleeve and a conveying pipe which are sequentially connected are arranged inside the main barrel body, the sprayed coating is protected by spraying gas from the spray cylinder, the coating cannot be interfered by external environments such as wind or dust, and the like, the outer wall of the sleeve is connected with blades through connecting rods, and the spray cylinder can drive the sleeve to rotate when working by matching with a convex sleeve, a bearing and the like so as to drive the spray head to rotate, so that the coating sprayed by the spray head is more uniform.
Description
Technical Field
The utility model relates to the technical field of paint spraying, in particular to a spray gun for paint spraying.
Background
The spray gun is a device which utilizes liquid or compressed air to quickly release as power, the spray gun is divided into a normal pressure type spray gun and a pressure type spray gun, and the spray gun also comprises a pressure type spray gun, a Kale type spray gun and an automatic recovery type spray gun.
The existing spray gun does not protect the sprayed coating when in use, and the spraying treatment effect of the spray gun is influenced when the spray gun is used in some occasions such as strong wind or more dust impurities in the air.
SUMMERY OF THE UTILITY MODEL
The present invention has been made to solve the above-mentioned problems occurring in the prior art, and an object of the present invention is to provide a spray gun for spraying a paint.
In order to achieve the purpose, the utility model provides the following technical scheme:
spray gun for paint spraying, including main barrel, the inside conveying pipeline that is provided with of main barrel, conveying pipeline one end is connected with the shower nozzle, main barrel outer wall is provided with the handle, main barrel outer wall connection is provided with the gas nozzle cylinder, the gas nozzle cylinder is close to shower nozzle one end and is provided with annular venthole, the gas nozzle cylinder is kept away from the inside board that looses that is provided with of shower nozzle one end, the board that looses is close to annular venthole one end and is provided with a plurality of scattered gas pockets, and the board other end that looses is linked together with gas-supply pipe one end, the gas-supply pipe other end is connected with the second and connects.
As a further scheme of the utility model: the sprayer is characterized in that a sleeve is connected and arranged between the conveying pipeline and the sprayer, the sleeve is arranged in an inner cavity of the main barrel through a mounting frame, a clamping piece is connected and arranged in an inner cavity of one end of the main barrel through an elastic supporting piece, the sprayer is arranged in the inner periphery of the clamping piece, and the outer wall of the sprayer is attached to the inner wall of the clamping piece.
As a still further scheme of the utility model: the air diffusing holes are symmetrically distributed along the circumference of the air diffusing plate, and the size of the air diffusing holes is gradually increased from the direction close to the air conveying pipe to the direction far away from the air conveying pipe.
As a still further scheme of the utility model: the jet-propelled cylinder is characterized in that an annular groove is formed in the main cylinder body, the outer wall of the sleeve is connected with one end of a plurality of connecting rods, the other ends of the connecting rods penetrate through the annular groove and are connected with blades, the blades are arranged in the inner cavity of the jet-propelled cylinder, a convex sleeve is arranged on the outer wall of the sleeve, a bearing connected with the convex sleeve in a matched mode is arranged on the inner wall of the main cylinder body, and one end of the sleeve is rotatably connected with one end of the conveying pipeline.
As a still further scheme of the utility model: one end of the conveying pipe extends to the inner cavity of the sleeve and is provided with a clamping sleeve in a connected mode, an adapting groove matched with the shape and the size of the clamping sleeve is formed in the inner wall of one end of the sleeve, and the clamping sleeve is arranged in the adapting groove in a matched mode.
As a still further scheme of the utility model: the clamping sleeve is characterized in that a sealing sleeve is arranged between the outer wall of the clamping sleeve and the inner wall of the adaptive groove, the outer wall and the inner wall of the sealing sleeve are respectively attached to the inner wall of the adaptive groove and the outer wall of the clamping sleeve in an extrusion mode, and the sealing sleeve is made of elastic materials with smooth surfaces.
Compared with the prior art, the utility model has the beneficial effects that: the device protects the processing to shower nozzle spun coating through set up the gas nozzle cylinder in main barrel periphery for coating can not receive the interference of external environment such as wind or dust when the spraying is handled, and makes the gas nozzle cylinder can drive the sleeve and rotate in work through cooperation such as setting up connecting rod, blade, boss and bearing, and then drives the shower nozzle and rotate, makes shower nozzle spun coating more even, has improved the coating spraying treatment quality of whole spray gun.
Drawings
Fig. 1 is a schematic view of the overall internal structure of an embodiment of the present invention.
FIG. 2 is a schematic view of the external structure of the air diffuser plate according to the embodiment of the present invention.
Fig. 3 is a schematic view of the overall internal structure of another embodiment of the present invention.
Fig. 4 is a schematic view of a part of the internal structure of the sleeve in the embodiment of the present invention.
Wherein: the air-blowing type air-blowing device comprises a main cylinder body-1, a material conveying pipe-2, a control valve-3, a sleeve-4, a fixing frame-5, an air-blowing cylinder-6, an annular air outlet-7, an air-diffusing plate-8, an air conveying pipe-9, a first joint-10, a second joint-11, a spray head-12, a clamping piece-13, an elastic supporting piece-14, a handle-15, a switch-16, an air-diffusing hole-17, an annular groove-18, a connecting rod-19, a blade-20, a convex sleeve-21, a bearing-22, an adapting groove-23, a clamping sleeve-24 and a sealing sleeve-25.
Detailed Description
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
Example one
Referring to fig. 1, a spray gun for coating material spraying comprises a main cylinder 1, a material conveying pipe 2 is arranged inside the main cylinder 1, one end of the feed delivery pipe 2 is connected with a spray head 12, the other end of the feed delivery pipe 2 extends to the outside of the main cylinder body 1 and is connected with a first joint 10, a control valve 3 is arranged on the material conveying pipe 2, a handle 15 is arranged on the outer wall of the main cylinder body 1, a switch 16 is arranged on the handle 15, the switch 16 is matched and connected with the control valve 3, the outer wall of the main cylinder body 1 is connected with an air injection cylinder 6, one end of the air injection cylinder 6 close to the spray head 12 is provided with an annular air outlet 7, the inner part of one end, far away from the spray head 12, of the air injection cylinder 6 is provided with an air diffusion plate 8, one end, close to the annular air outlet 7, of the air diffusion plate 8 is provided with a plurality of air diffusion holes 17, the other end of the air diffusion plate 8 is communicated with one end of an air delivery pipe 9, and the other end of the air delivery pipe 9 is connected with a second connector 11.
Referring to fig. 1 and 2, a sleeve 4 is connected between the material conveying pipe 2 and the nozzle 12 through a fixing frame 5, the sleeve 4 is arranged in an inner cavity of the main cylinder 1 through a mounting frame, an inner cavity at one end of the main cylinder 1 is connected with a clamping piece 13 through an elastic supporting piece 14, the nozzle 12 is arranged in the clamping piece 13 and the outer wall of the nozzle 12 is attached to the inner wall of the clamping piece 13, in the embodiment, the air diffusing holes 17 are symmetrically distributed along the circumference of the air diffusing plate 8, and the size of the air diffusing holes 17 is gradually increased from the direction close to the air conveying pipe 9 to the direction far away from the air conveying pipe 9, so that the air flow blown into the air injection cylinder 6 can be ensured to uniformly flow in the inner cavity of the air injection cylinder 6.
Example two
Referring to fig. 3, on the basis of the first embodiment, an annular groove 18 is formed in the main cylinder 1, the outer wall of the sleeve 4 is connected with one end of a plurality of connecting rods 19, the other end of the plurality of connecting rods 19 penetrates through the annular groove 18 and is connected with blades 20, the blades 20 are arranged in the inner cavity of the gas injection cylinder 6, a convex sleeve 21 is arranged on the outer wall of the sleeve 4, a bearing 22 connected with the convex sleeve 21 in a matched manner is arranged on the inner wall of the main cylinder 1, and one end of the sleeve 4 is rotatably connected with one end of the material conveying pipe 2.
Referring to fig. 3 and 4, one end of the feed delivery pipe 2 extends to the inner cavity of the sleeve 4 and is connected with a clamping sleeve 24, an adapting groove 23 matched with the clamping sleeve 24 in shape and size is formed in the inner wall of one end of the sleeve 4, and the clamping sleeve 24 is arranged in the adapting groove 23 in a matching manner. In this embodiment, a sealing sleeve 25 is arranged between the outer wall of the clamping sleeve 24 and the inner wall of the adapting groove 23, the outer wall and the inner wall of the sealing sleeve 25 are respectively attached to the inner wall of the adapting groove 23 and the outer wall of the clamping sleeve 24 in an extruding manner, and the sealing sleeve 25 is made of an elastic material with a smooth surface.
The working principle is as follows: when the spray gun is used, the first connector 10 and the second connector 11 are respectively butted on a material conveying pump and an air pump, the material conveying pump is controlled to be started to convey paint into a material conveying pipe 2, the paint is sprayed out from a spray head 12 after passing through an inner cavity of a sleeve 4, the air pump is started to convey air flow into an air injection cylinder 6 at the same time, the air flow is sprayed out from an annular air outlet hole 7 to form a cover-shaped air flow located on the periphery of sprayed atomized paint, meanwhile, the air flow drives blades 20 to move when flowing in the inner cavity of the air injection cylinder 6, and then the sleeve 4 is driven to rotate through a connecting rod 19, and further the spray head 12 is driven to rotate to improve the uniformity of the sprayed paint.
Although the preferred embodiments of the present invention have been described in detail, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (6)
1. Spray gun for paint spraying, including main barrel, the inside conveying pipeline that is provided with of main barrel, conveying pipeline one end is connected with the shower nozzle, main barrel outer wall is provided with the handle, its characterized in that, main barrel outer wall connection is provided with the gas ejector, the gas ejector is close to shower nozzle one end and is provided with annular venthole, the gas ejector is kept away from inside the being provided with the board that looses of shower nozzle one end, it is provided with a plurality of scattered gas pockets to loose the board near annular venthole one end, and the board other end that looses is linked together with gas-supply pipe one end, the gas-supply pipe other end is connected with the second and connects.
2. The spray gun according to claim 1, wherein a sleeve is connected between the feed pipe and the nozzle, the sleeve is disposed in an inner cavity of the main cylinder through a mounting bracket, an inner cavity at one end of the main cylinder is connected with a clamping member through an elastic supporting member, the nozzle is disposed at an inner periphery of the clamping member, and an outer wall of the nozzle is attached to an inner wall of the clamping member.
3. The spray gun according to claim 1, wherein the air holes are symmetrically distributed along the circumference of the air diffuser plate, and the size of the air holes increases gradually from the direction close to the air pipe to the direction away from the air pipe.
4. The paint spray gun according to claim 2, wherein said main cylinder is provided with an annular groove, said sleeve outer wall is connected to one end of a plurality of connecting rods, the other end of said plurality of connecting rods passes through the annular groove and is connected to a vane, said vane is disposed in the inner cavity of the air injection cylinder, said sleeve outer wall is provided with a boss, said main cylinder inner wall is provided with a bearing cooperatively connected to the boss, and said sleeve one end is rotatably connected to one end of the feed pipe.
5. The spray gun according to claim 4, wherein one end of the delivery pipe extends to the inner cavity of the sleeve and is connected with a clamping sleeve, the inner wall of one end of the sleeve is provided with an adapting groove matched with the shape and size of the clamping sleeve, and the clamping sleeve is arranged in the adapting groove in a matching way.
6. The spray gun according to claim 5, wherein a sealing sleeve is arranged between the outer wall of the clamping sleeve and the inner wall of the adapting groove, the outer wall and the inner wall of the sealing sleeve are respectively attached to the inner wall of the adapting groove and the outer wall of the clamping sleeve in an extruding manner, and the sealing sleeve is made of an elastic material with a smooth surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122303742.XU CN216605673U (en) | 2021-09-23 | 2021-09-23 | Spray gun for coating spraying |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122303742.XU CN216605673U (en) | 2021-09-23 | 2021-09-23 | Spray gun for coating spraying |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216605673U true CN216605673U (en) | 2022-05-27 |
Family
ID=81691693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122303742.XU Active CN216605673U (en) | 2021-09-23 | 2021-09-23 | Spray gun for coating spraying |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216605673U (en) |
-
2021
- 2021-09-23 CN CN202122303742.XU patent/CN216605673U/en active Active
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