CN221016700U - High-pressure automatic airless spray gun - Google Patents
High-pressure automatic airless spray gun Download PDFInfo
- Publication number
- CN221016700U CN221016700U CN202322268670.9U CN202322268670U CN221016700U CN 221016700 U CN221016700 U CN 221016700U CN 202322268670 U CN202322268670 U CN 202322268670U CN 221016700 U CN221016700 U CN 221016700U
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- Prior art keywords
- gun
- piston
- valve core
- spray gun
- rifle
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- 239000007921 spray Substances 0.000 title claims abstract description 35
- 238000007789 sealing Methods 0.000 claims abstract description 46
- 239000011248 coating agent Substances 0.000 abstract description 3
- 238000000576 coating method Methods 0.000 abstract description 3
- 239000011162 core material Substances 0.000 description 24
- 239000003973 paint Substances 0.000 description 10
- 238000000034 method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 229910000639 Spring steel Inorganic materials 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007590 electrostatic spraying Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Nozzles (AREA)
Abstract
The utility model discloses a high-pressure automatic airless spray gun, which relates to the field of spray tools and comprises a gun body, a gun head arranged on the gun body, a gun valve seat and a gun valve core, wherein the gun valve seat and the gun valve core are arranged at the end part of the gun head; the gun valve core is connected with the piston through threads, so that the gun valve core is convenient to detach and does not need to be adjusted; the quick-release type sealing screw is arranged, so that the sealing ring can be quickly disassembled, assembled and replaced; the rear spring penetrates into the piston body, so that the overall size of the spray gun is reduced, and a coating channel has no spring or other structures, so that the spray gun is convenient to clean and maintain; the diameter of the piston is large, and the spray gun can be started by smaller air pressure.
Description
Technical Field
The utility model relates to the field of spraying tools, in particular to a high-pressure automatic airless spray gun.
Background
Electrostatic spraying is a new technology for the important research, development and popularization of the current coating industry, can improve the paint utilization rate, reduce paint mist scattering, prevent environmental pollution and improve labor sanitation conditions, is a novel technology for changing the traditional paint spraying method, and is widely applied to the market. The principle of the high-pressure airless spray gun is that a high-pressure plunger pump is utilized to continuously convey paint into a closed paint pipeline, so that high pressure is formed in a closed space, then a spray gun trigger connected to the tail end of a paint pipe is released, high-pressure paint flow is forced to pass through an extremely fine nozzle to form atomization, so that the paint reaches the surface of a paint, the existing product on the market at present is sprayed, a spray gun oil needle and an oil sealing component are arranged in the spray gun, the trigger drives the oil needle to move, the oil sealing component can be damaged after long-time use, the paint is leaked down, the spray gun can be damaged, and the whole gun body is disassembled after each time of replacement of the oil sealing component, so that the process is very troublesome.
Disclosure of utility model
In view of the above, the present utility model aims to provide a high-pressure automatic airless spray gun, which is convenient to disassemble and maintain.
The utility model provides a high-pressure automatic airless spray gun, which adopts the following technical scheme:
The utility model provides a high pressure automatic airless spray gun, includes the rifle body, sets up the rifle head on the rifle body, sets up in rifle disk seat and rifle case of rifle head tip, be provided with the piston assembly in the rifle body, the piston assembly includes the piston, the rifle case runs through rifle head both ends respectively in rifle disk seat and piston connection, rifle case and piston threaded connection.
Further, be equipped with the cavity that is used for holding the piston subassembly in the rifle body, the piston can be driven and remove in the cavity, the piston subassembly still includes the spring, the piston cavity sets up, the one end of spring stretches into in the piston, and the other end sets up the lateral wall at the cavity.
Further, the both sides of cavity are equipped with first seal groove, be equipped with first sealing ring in the first seal groove, first sealing ring is contradicted at the piston lateral wall.
Further, the periphery of piston is equipped with the second seal groove, be equipped with the second sealing ring in the second seal groove, the second sealing ring is contradicted on the inner wall of cavity.
Further, a lock nut for locking the valve core of the gun when the spray gun is not in use is arranged on the gun body, and the lock nut is sleeved on the valve core of the gun in a threaded manner and is abutted to the gun body.
Further, one end of the gun head, which is close to the gun body, is provided with a sealing screw capable of being quickly detached, and the gun valve core penetrates through the sealing screw.
Further, the gun head is provided with a sealing ring in the sealing screw, and the sealing ring is sleeved on the gun valve core.
Further, a guide structure for supplying movement of the gun valve core is arranged at the front end of the gun valve core.
In summary, the present utility model comprises at least one of the following beneficial effects: the gun valve core is connected with the piston through threads, so that the gun valve core is convenient to detach and does not need to be adjusted; the quick-release type sealing screw is arranged, so that the sealing ring can be quickly disassembled, assembled and replaced; the rear spring penetrates into the piston body, so that the overall size of the spray gun is reduced, and a coating channel has no spring or other structures, so that the spray gun is convenient to clean and maintain; the diameter of the piston is large, and the spray gun can be started by smaller air pressure.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present utility model.
Reference numerals illustrate:
1. A gun body; 11. a cavity; 12. a first seal groove; 13. a first seal ring; 14. a lock nut; 2. a gun head; 21. a sealing screw; 22. a seal ring; 3. a gun valve seat; 4. a gun valve core; 41. a guide structure; 5. a piston assembly; 51. a piston; 511. a second seal groove; 512. a second seal ring; 52. and (3) a spring.
Detailed Description
Other advantages and effects of the present utility model will become apparent to those skilled in the art from the following disclosure, which describes the embodiments of the present utility model with reference to specific examples. The utility model may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present utility model.
The present utility model will be described in further detail with reference to fig. 1.
The embodiment of the utility model discloses a high-pressure automatic airless spray gun. Referring to fig. 1, the high-pressure automatic airless spray gun comprises a gun body 1, a gun head 2 arranged on the gun body 1, a gun valve seat 3 arranged at the end part of the gun head 2 and a gun valve core 4, wherein a piston assembly 5 is arranged in the gun body 1, the piston assembly 5 comprises a piston 51, the gun valve core 4 penetrates through two ends of the gun head 2 to be respectively connected with the gun valve seat 3 and the piston 51, in the embodiment, the gun valve core material 4 is made of stainless steel spring steel wires, a ball head is of a welding standard alloy ball structure, the front end of the valve core is provided with a guide structure 41, the gun head 2 is integrally formed by forging and pressing a die, the structure is compact, the appearance is attractive, the gun valve core 4 is in threaded connection with the piston 51, the gun valve core 4 is convenient to continuously and stably mount and dismount by the threaded connection of the gun valve core 4, and the gun valve core 4 is convenient to be formed without dismounting the gun valve core 4.
The cavity 11 for accommodating the piston assembly 5 is arranged in the gun body 1, the piston 51 can be driven to move in the cavity 11, the piston assembly 5 further comprises a spring 52, the piston 51 is arranged in a hollow mode, one end of the spring 52 extends into the piston 51, the other end of the spring is arranged on the side wall of the cavity 11, the overall size can be reduced, and the purpose of compact structure is achieved.
In order to enable the air tightness of the piston 51 to be better in the moving process, first sealing grooves 12 are formed in two sides of the cavity 11, first sealing rings 13 are arranged in the first sealing grooves 12, the first sealing rings 13 are abutted against the side walls of the piston 51, the first sealing rings 13 can have sealing effects on the piston 51, and the situation that air leakage occurs in the moving process of the piston 51 is avoided.
In this embodiment, the second seal groove 511 is disposed on the circumferential side of the piston 51, and a second seal ring 512 is disposed in the second seal groove 511, where the second seal ring 512 abuts against the inner wall of the cavity 11, and the second seal ring 512 can further increase the sealing effect in the moving process of the piston 51, so as to play a secondary sealing role on the sealing of the piston 51.
When the spray gun is not used, in order to place the spray gun to touch by mistake, the gun body 1 is provided with a lock nut 14 for locking the gun valve core 4 when the spray gun is not used, the lock nut 14 is sleeved on the gun valve core 4 in a threaded manner and props against the gun body 1, when in use, the lock nut 14 is rotated to enable the lock nut 14 to be far away from the gun body 1, and the gun valve core 4 can move under the action of a piston 51; when the spray gun is not used, the lock nut 14 is rotated, so that the lock nut 14 is abutted against the gun body 1, the gun valve core 4 is locked on the gun body 1, and the gun body 1 is prevented from being touched by mistake.
The gun head 2 is close to one end of the gun body 1 and is provided with a sealing screw 21 capable of being disassembled quickly, the gun valve core 4 passes through the sealing screw 21, a sealing ring 22 is arranged in the sealing screw 21 and positioned in the gun head 2, the sealing ring 22 is sleeved on the gun valve core 4, and the sealing ring 22 can be disassembled and replaced quickly through the quick-disassembly sealing screw 21.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.
Claims (8)
1. The utility model provides a high pressure automatic airless spray gun which characterized in that: including rifle body (1), set up rifle head (2) on rifle body (1), set up rifle disk seat (3) and rifle case (4) in rifle head (2) tip, be provided with piston assembly (5) in rifle body (1), piston assembly (5) include piston (51), rifle case (4) run through rifle head (2) both ends and are connected in rifle disk seat (3) and piston (51) respectively, rifle case (4) and piston (51) threaded connection.
2. The high pressure automatic airless spray gun of claim 1, wherein: the gun is characterized in that a cavity (11) for accommodating the piston assembly (5) is formed in the gun body (1), the piston (51) can be driven to move in the cavity (11), the piston assembly (5) further comprises a spring (52), the piston (51) is arranged in a hollow mode, one end of the spring (52) stretches into the piston (51), and the other end of the spring is arranged on the side wall of the cavity (11).
3. The high pressure automatic airless spray gun of claim 2, wherein: the two sides of the cavity (11) are provided with first sealing grooves (12), first sealing rings (13) are arranged in the first sealing grooves (12), and the first sealing rings (13) are abutted against the side walls of the pistons (51).
4. A high pressure automatic airless spray gun according to claim 3, wherein: the periphery of the piston (51) is provided with a second sealing groove (511), a second sealing ring (512) is arranged in the second sealing groove (511), and the second sealing ring (512) is abutted against the inner wall of the cavity (11).
5. The high pressure automatic airless spray gun of claim 1, wherein: the gun is characterized in that a lock nut (14) for locking the gun valve core (4) when the spray gun is not used is arranged on the gun body (1), and the lock nut (14) is sleeved on the gun valve core (4) in a threaded manner and is abutted to the gun body (1).
6. The high pressure automatic airless spray gun of claim 1, wherein: one end of the gun head (2) close to the gun body (1) is provided with a sealing screw (21) capable of being disassembled quickly, and the gun valve core (4) penetrates through the sealing screw (21).
7. The high pressure automatic airless spray gun of claim 6, wherein: the gun head (2) is positioned in the sealing screw (21) and is provided with a sealing ring (22), and the sealing ring (22) is sleeved on the gun valve core (4).
8. The high pressure automatic airless spray gun of claim 7, wherein: the front end of the gun valve core (4) is provided with a guide structure (41) for the movement of the gun valve core (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322268670.9U CN221016700U (en) | 2023-08-22 | 2023-08-22 | High-pressure automatic airless spray gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322268670.9U CN221016700U (en) | 2023-08-22 | 2023-08-22 | High-pressure automatic airless spray gun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221016700U true CN221016700U (en) | 2024-05-28 |
Family
ID=91188351
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322268670.9U Active CN221016700U (en) | 2023-08-22 | 2023-08-22 | High-pressure automatic airless spray gun |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221016700U (en) |
-
2023
- 2023-08-22 CN CN202322268670.9U patent/CN221016700U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |