CN211026786U - Leak protection spray gun structure - Google Patents
Leak protection spray gun structure Download PDFInfo
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- CN211026786U CN211026786U CN201921650218.6U CN201921650218U CN211026786U CN 211026786 U CN211026786 U CN 211026786U CN 201921650218 U CN201921650218 U CN 201921650218U CN 211026786 U CN211026786 U CN 211026786U
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Abstract
The utility model relates to a leak-proof spray gun structure, which comprises a gun body, wherein a spray head is arranged at the far end of the gun body, a piston rod is arranged at the other end of the gun body, a water inlet cavity is arranged in the inner cavity of the gun body, a connecting hole is arranged at the left end of the water inlet cavity, the piston rod is arranged in the connecting hole, a fixing plate is arranged between the connecting hole and the water inlet cavity, a sealing ring is arranged at the inner side of the fixing plate, the sealing ring is sleeved on the piston rod, a sealing piston is arranged in the water inlet cavity, a sealing ring is arranged at the outer side of the sealing piston, a water outlet pipe is arranged at the right end of the water inlet cavity, the water outlet pipe is connected with the spray head, a handle is arranged at the bottom of the gun body, a water inlet pipe is arranged in the inner cavity of, prevent that liquid from flowing out, convenient operation simultaneously, the practicality is strong.
Description
Technical Field
The utility model relates to a leak protection spray gun structure belongs to spray gun technical field.
Background
The spray gun is a device which utilizes liquid or compressed air to rapidly release as power, the spray gun is divided into a normal pressure type spray gun and a pressurization type spray gun, the spray gun also comprises a pressure type spray gun, a Kale type spray gun and an automatic recovery type spray gun, the spray gun can be directly used for loading paint in the application in the industry, namely, the simple spray gun can be installed in automatic devices such as an automatic glue sprayer, an automatic glue spreader, an automatic paint sprayer, a coating machine and other spraying devices, the condition of poor sealing can occur in the use process of the existing spray gun, the phenomenon of water dripping can occur at the position of the spray head after the existing spray gun is used, the use is influenced, and therefore, the improvement is needed.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is to overcome the existing defects, and provide a leak-proof spray gun structure, which has simple structure and reasonable design, can ensure the sealing performance of the spray gun, prevent liquid from flowing out, is convenient to operate, has strong practicability, and can fix a sealing ring by arranging a fixing plate, thereby sealing a piston rod and avoiding water leakage when the piston rod reciprocates; the sealing piston is arranged, so that the water inlet cavity can be plugged and closed, the structure is simple, the sealing piston is not easy to damage, the sealing performance of the sealing piston can be improved by arranging the sealing ring, and liquid is prevented from entering the water outlet pipe through a gap of the sealing piston after the sealing piston is plugged; through setting up the filter, can filter liquid, avoid impurity to get into the intake antrum and cause destruction to sealing piston's leakproofness, also can avoid simultaneously blockking up the shower nozzle, can effectively solve the problem among the background art.
In order to solve the technical problem, the utility model provides a following technical scheme:
a leakage-proof spray gun structure comprises a gun body, a spray head is arranged at the far end of the gun body, a piston rod is arranged at the other end of the gun body, a water inlet cavity is arranged in the inner cavity of the gun body, a connecting hole is arranged at the left end of the water inlet cavity, the piston rod is arranged in the connecting hole, a fixing plate is arranged between the connecting hole and the water inlet cavity, a sealing ring is arranged on the inner side of the fixing plate, the sealing ring is sleeved on the piston rod, a sealing piston is arranged in the water inlet cavity, the sealing ring is arranged on the outer side of the sealing piston, a water outlet pipe is arranged at the right end of the water inlet cavity, the water outlet pipe is connected with the spray head, the bottom of the gun body is provided with a handle, the inner cavity of the handle is provided with a water inlet pipe, the top end of the water inlet pipe is connected with the bottom of the water inlet cavity, the filter is arranged on the water inlet pipe, the operating rod is arranged on the right side of the handle, the top of the operating rod is provided with a connecting frame, and the bottom of the inner cavity of the connecting frame is provided with a fixing block.
Furthermore, the water inlet cavity and the right end of the sealing piston are of conical structures, and the number of the sealing rings is three.
Further, be equipped with solid fixed ring on the piston rod, just gu fixed ring locates the fixed plate left side, gu the fixed ring left side is equipped with supporting spring.
Further, the bottom of the handle is provided with a connector, and the connector is fixedly connected with the filter.
Further, the connecting frame is of a U-shaped structure, the top of the connecting frame is connected with the gun body through a movable shaft, and a supporting rod is movably connected between the connecting frame and the piston rod.
Further, be connected with the elastic support strip between action bars and the handle, rifle body bottom is equipped with the stopper, just the height that highly is less than the fixed block top of stopper bottom.
The utility model discloses beneficial effect:
1. the fixing plate is arranged, so that the sealing ring can be fixed, the piston rod is sealed, and water leakage of the piston rod during reciprocating motion is avoided;
2. the sealing piston is arranged, so that the water inlet cavity can be opened and closed, the structure is simple, and the sealing piston is not easy to damage;
3. by arranging the sealing ring, the sealing performance of the sealing piston can be improved, and liquid is prevented from entering the water outlet pipe through a gap of the sealing piston after the sealing piston is blocked;
4. through setting up the filter, can filter liquid, avoid impurity to get into the intake antrum and cause destruction to the leakproofness of sealed piston, also can avoid simultaneously blockking up the shower nozzle.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.
Fig. 1 is a front view of the leakage-proof spray gun structure of the utility model.
Fig. 2 is the internal structure diagram of the leak-proof spray gun structure of the utility model.
Fig. 3 is a structure diagram of a sealing piston of a leak-proof spray gun structure of the utility model.
Fig. 4 is a front view of the operation rod of the leak-proof spray gun structure of the present invention.
Reference numbers in the figures: 1. a gun body; 2. a spray head; 3. a piston rod; 4. a water inlet cavity; 5. connecting holes; 6. a fixing plate; 7. a seal ring; 8. a sealing piston; 9. a seal ring; 10. a water outlet pipe; 11. a handle; 12. a water inlet pipe; 13. a filter; 14. an operating lever; 15. a connecting frame; 16. a fixed block; 17. a fixing ring; 18. a support spring; 19. a connector; 20. an elastic support bar; 21. and a limiting block.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Example 1
As shown in fig. 1-4, a leak-proof spray gun structure comprises a gun body 1, a spray head 2 is installed at the far end of the gun body 1, a piston rod 3 is arranged at the other end of the gun body 1, a water inlet cavity 4 is arranged in the inner cavity of the gun body 1, a connecting hole 5 is arranged at the left end of the water inlet cavity 4, the piston rod 3 is arranged in the connecting hole 5, a fixing plate 6 is arranged between the connecting hole 5 and the water inlet cavity 4 and can fix a sealing ring 7 so as to seal the piston rod 3 and prevent the piston rod 3 from leaking water during reciprocating motion, the sealing ring 7 is arranged on the inner side of the fixing plate 6 and sleeved on the piston rod 3, a sealing piston 8 is installed in the water inlet cavity 4 and can be used for opening and closing the water inlet cavity 4, the structure is simple and is not easy to damage, a sealing ring 9 is arranged on the outer side, avoid after 8 shutoff of sealing piston, liquid gets into outlet pipe 10 through the sealed gap of living 8, 4 right-hand members of intake antrum are equipped with outlet pipe 10, just outlet pipe 10 is connected with shower nozzle 2, 1 bottom of the rifle body is equipped with handle 11, 11 inner chambers of handle are equipped with inlet tube 12, just inlet tube 12 tops is connected with 4 bottoms of intake antrum, be equipped with filter 13 on the inlet tube 12, can filter liquid, avoid impurity to get into 4 leakproofness to sealing piston 8 of intake antrum and cause destruction, also can avoid simultaneously blockking up shower nozzle 2, 11 right sides of handle are equipped with action bars 14, 14 tops of action bars are equipped with link 15, link 15 inner chamber bottoms are equipped with fixed block 16.
More specifically, intake antrum 4 is the toper structure with 8 right-hand members of sealing piston, just the quantity of sealing ring 9 is three, be equipped with solid fixed ring 17 on the piston rod 3, just gu fixed ring 17 locates the 6 left sides of fixed plate, gu fixed ring 17 left side is equipped with supporting spring 18, handle 11 bottom is equipped with connector 19, just connector 19 and filter 13 fixed connection, link 15 is U type structure, just through the swing joint between 15 tops of link and the rifle body 1, swing joint has the bracing piece between link 15 and the piston rod 3, be connected with elastic support bar 20 between action bars 14 and the handle 11, rifle body 1 bottom is equipped with stopper 21, just the height that highly is less than the 16 tops of fixed block of stopper 21 bottom.
Example 2
The diameter of the sealing piston 8 is smaller than that of the water inlet cavity 4.
The utility model discloses the theory of operation: when the water spray gun is used, the water pipe is connected to the connector 19, the spray head 2 is installed on the gun body 1, the handle 11 is grasped, the operating rod 14 is pressed, the connecting frame 15 pushes the piston rod 3, the piston rod 3 drives the sealing piston 8, and liquid enters the water outlet pipe 10 and is sprayed out through the spray head 2.
The above is the preferred embodiment of the present invention, and the technical personnel in the field of the present invention can also change and modify the above embodiment, therefore, the present invention is not limited to the above specific embodiment, and any obvious improvement, replacement or modification made by the technical personnel in the field on the basis of the present invention all belong to the protection scope of the present invention.
Claims (6)
1. The utility model provides a leak protection spray gun structure, includes the rifle body (1), its characterized in that, shower nozzle (2) are installed to the rifle body (1) distal end, the rifle body (1) other end is equipped with piston rod (3), rifle body (1) inner chamber is equipped with intake antrum (4), intake antrum (4) left end is equipped with connecting hole (5), just piston rod (3) are located in connecting hole (5), be equipped with fixed plate (6) between connecting hole (5) and intake antrum (4), fixed plate (6) inboard is equipped with sealing washer (7), and sealing washer (7) suit is on piston rod (3), install sealing piston (8) in intake antrum (4), the sealing piston (8) outside is equipped with sealing ring (9), intake antrum (4) right-hand member is equipped with outlet pipe (10), just outlet pipe (10) are connected with shower nozzle (2), the utility model discloses a rifle body, including rifle body (1), handle (11), inlet tube (12) top and intake antrum (4) bottom are connected, be equipped with filter (13) on inlet tube (12), handle (11) right side is equipped with action bars (14), action bars (14) top is equipped with link (15), link (15) inner chamber bottom is equipped with fixed block (16).
2. The leak-proof lance structure of claim 1, wherein: the water inlet cavity (4) and the right end of the sealing piston (8) are of a conical structure, and the number of the sealing rings (9) is three.
3. The leak-proof lance structure of claim 1, wherein: be equipped with solid fixed ring (17) on piston rod (3), just gu fixed ring (17) locate fixed plate (6) left side, gu fixed ring (17) left side is equipped with supporting spring (18).
4. The leak-proof lance structure of claim 1, wherein: the bottom of the handle (11) is provided with a connector (19), and the connector (19) is fixedly connected with the filter (13).
5. The leak-proof lance structure of claim 1, wherein: the connecting frame (15) is of a U-shaped structure, the top of the connecting frame (15) is connected with the gun body (1) through a movable shaft, and a supporting rod is movably connected between the connecting frame (15) and the piston rod (3).
6. The leak-proof lance structure of claim 1, wherein: be connected with elastic support bar (20) between action bars (14) and handle (11), rifle body (1) bottom is equipped with stopper (21), just the height that highly is less than fixed block (16) top of stopper (21) bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921650218.6U CN211026786U (en) | 2019-09-30 | 2019-09-30 | Leak protection spray gun structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921650218.6U CN211026786U (en) | 2019-09-30 | 2019-09-30 | Leak protection spray gun structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211026786U true CN211026786U (en) | 2020-07-17 |
Family
ID=71544641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921650218.6U Active CN211026786U (en) | 2019-09-30 | 2019-09-30 | Leak protection spray gun structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211026786U (en) |
-
2019
- 2019-09-30 CN CN201921650218.6U patent/CN211026786U/en active Active
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