CN216025664U

CN216025664U - Spray gun with leak protection structure

Info

Publication number: CN216025664U
Application number: CN202122541945.2U
Authority: CN
Inventors: 张静然
Original assignee: Shanghai Lvli Tool Industry Co ltd
Current assignee: Shanghai Lvli Tool Industry Co ltd
Priority date: 2021-10-22
Filing date: 2021-10-22
Publication date: 2022-03-15
Anticipated expiration: 2031-10-22

Abstract

The utility model discloses a paint spraying gun with a leakage-proof structure, which relates to the technical field of paint spraying guns and comprises a gun body and an ejector pin, wherein the ejector pin is fixedly arranged in the middle of the inner side of the gun body, a filter screen is fixedly arranged at one end of the ejector pin, an inner guide pipe is connected in the middle of the bottom end of the ejector pin, and a first connecting pipe is fixedly connected to the bottom end of the inner guide pipe. According to the device, the two ends of the first rubber ring are fixedly connected with the contraction rubber band, the end, far away from the first rubber ring, of the contraction rubber band is fixedly connected with the splicing rubber ring, the inner side walls of the splicing rubber ring and the first rubber ring are fixedly connected with the second rubber ring, and when the device is used, the second rubber ring arranged on the inner sides of the splicing rubber ring and the first rubber ring is used for enhancing the sealing performance of the connecting hose and the second connecting pipe in the splicing process, so that paint can be prevented from leaking from the bottom end of the connecting handle to the greatest extent.

Description

Spray gun with leak protection structure

Technical Field

The utility model relates to the technical field of paint spray guns, in particular to a paint spray gun with a leakage-proof structure.

Background

As the name implies, spray painting refers to spray painting, and paint refers to paint. The paint spraying gun is a paint spraying tool, is used for surface treatment of products, is one of coating equipment, has higher timeliness and more attractive appearance compared with the traditional manual painting, has the efficiency 5-10 times higher than that of brushing, and is fine, smooth and uniform in film coating.

The devices on the market are various and can basically meet the use requirements of people, but certain problems still exist: when the existing paint spraying gun is used, leakage of paint can be caused due to poor sealing performance, the paint can be stuck on the hand of a user, and the use is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a paint spraying gun with a leakage-proof structure, which aims to solve the problems that when the existing paint spraying gun is used, paint can be leaked due to poor sealing performance, the paint can be stuck to the hand of a user, and the use is influenced in the background art.

The utility model provides a spray gun with a leakage-proof structure, which adopts the following technical scheme;

the utility model provides a spray gun with leak protection structure, includes the rifle body and thimble, the intermediate position fixed mounting of the internal side of rifle has the thimble, just the one end fixed mounting of thimble has the filter screen, the intermediate position of thimble bottom is connected with the inner conduit, just the first connecting pipe of bottom fixedly connected with of inner conduit, the connection handle is installed to the one end of the external side bottom of rifle, just the inside wall of connection handle and the lateral wall fixed connection of first connecting pipe, the bottom of connection handle is connected with the second connecting pipe, just the bottom of second connecting pipe is connected with first rubber circle, and the bottom fixedly connected with coupling hose of first rubber circle, the both ends of first rubber circle all fixedly connected with shrink rubber belt, just the one end fixedly connected with concatenation rubber circle of first rubber circle is kept away from to shrink rubber belt, and the concatenation rubber circle with all fixedly connected with second rubber circle on the inside wall of first rubber circle.

Optionally, one end of the filter screen penetrates through the side wall of the gun body and is connected with the outside of the gun body, the position of the filter screen outside the gun body is fixedly connected with an anti-splashing rubber ring, and the filter screen is used for conveying paint.

Optionally, the inboard fixedly connected with third rubber circle of splash-proof rubber circle, just the central slot has been seted up to the inboard intermediate position of third rubber circle, the equidistant rubber sheet that is provided with on the inside wall of splash-proof rubber circle, just the top of rubber sheet and the inboard contact of third rubber circle utilize third rubber circle reinforcing filter screen and rifle body one end contact position's leakproofness.

Optionally, the bottom fixedly connected with of the external portion one side of rifle connects branch, just the first connecting block of bottom fixedly connected with of connection branch, the first connecting plate of bottom fixedly connected with of first connecting block, just the bottom fixedly connected with steel supporting spring of first connecting plate can utilize connection branch to prop up the one end of the bottom of the rifle body when placing, realizes that the balance is placed.

Optionally, the both ends of first connecting plate are sliding connection with be connected branch bottom lateral wall, place the outside striking of rifle body, strengthen the device practicality.

Optionally, the rubber sheet is provided with a plurality of, and the rubber sheet is the annular setting in the inboard of central slot.

Optionally, the bottom fixedly connected with second connecting plate of steel supporting spring, just the bottom fixedly connected with second connecting block of second connecting plate, the bottom fixedly connected with base of second connecting block conveniently utilizes base and connecting branch to support.

In summary, the present invention includes the following advantageous effects;

the device has the advantages that the two ends of the first rubber ring are fixedly connected with the contraction rubber band, one end, far away from the first rubber ring, of the contraction rubber band is fixedly connected with the splicing rubber ring, the inner side walls of the splicing rubber ring and the first rubber ring are fixedly connected with the second rubber ring, and when the device is used, the second rubber ring arranged on the inner sides of the splicing rubber ring and the first rubber ring is utilized to enhance the sealing performance of the connecting hose and the second connecting pipe in the splicing process, so that paint can be prevented from leaking from the bottom end of the connecting handle to the greatest extent;

the central grooves are arranged on the inner side wall of the inner side of the anti-splashing rubber ring at equal intervals, and the top ends of the central grooves are in contact with the inner side of the third rubber ring;

through the bottom fixedly connected with second connecting plate at steel supporting spring, just the bottom fixedly connected with second connecting block of second connecting plate, the bottom fixedly connected with base of second connecting block, the device utilizes the base and connects the branch cooperation to strut the one end of the rifle body when using, can prevent as far as possible that the rifle body is still not timely spun paint outflow at the in-process of strutting to the stationarity of device in strutting the placing process has been strengthened.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is a schematic side view of the rubber ring of the present invention;

FIG. 4 is a side view of the anti-splash rubber ring of the present invention.

In the figure: 1. a gun body; 2. a thimble; 3. an inner conduit; 4. a first connecting pipe; 5. a connecting handle; 6. a second connecting pipe; 7. a first rubber ring; 8. a connecting hose; 9. the splash-proof rubber ring; 10. a filter screen; 11. connecting a support rod; 12. a first connection block; 13. a first connecting plate; 14. a base; 15. a steel support spring; 16. a second connecting plate; 17. a second connecting block; 18. a second rubber ring; 19. shrinking the rubber band; 20. splicing the rubber rings; 21. a third rubber ring; 22. a central slot; 23. a rubber sheet.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model is described in further detail below with reference to figures 1-4.

The embodiment provided by the utility model comprises the following steps: referring to fig. 1 and 3, a paint spray gun with a leakage-proof structure comprises a gun body 1 and a thimble 2, wherein the thimble 2 is fixedly mounted in the middle of the inner side of the gun body 1, and the thimble 2 is a basic part of the inner side of the spray gun to realize basic functions. The middle position of 2 bottoms of thimble is connected with inner tube 3, and the bottom fixedly connected with first connecting tube 4 of inner tube 3, and connection handle 5 is installed to the one end of the 1 outside bottom of the rifle body, and connects the inside wall of handle 5 and the lateral wall fixed connection of first connecting tube 4, and inner tube 3 and first connecting tube 4 are connected, and wherein the one end and the 2 inboard connections of thimble of first connecting tube 4, and the function that paint was carried is played to first connecting tube 4 bottom and 6 internal connections of second connecting tube. The second connecting pipe 6 and the connecting hose 8 which are respectively connected with the two sides of the first rubber ring 7 are used for enhancing the connection sealing performance of the sliding of the second connecting pipe 6 into the joint of the connecting hose 8.

The both ends of first rubber circle 7 are all fixedly connected with shrink rubber band 19, and shrink rubber band 19 keeps away from the one end fixedly connected with concatenation rubber circle 20 of first rubber circle 7, and all fixedly connected with second rubber circle 18 on the inside wall of concatenation rubber circle 20 and first rubber circle 7, shrink rubber band 19 that has shrink elasticity realizes tightly fixing first rubber circle 7 on coupling hose 8's lateral wall, second rubber circle 18 this moment will be attached to on coupling hose 8's lateral wall, realize the sealed of coupling hose 8 and the 6 linking department of second connecting pipe.

Referring to fig. 1 and 2, a connecting rod 11 is fixedly connected to the bottom end of one side of the exterior of the gun body 1, and the connecting rod 11 supports the bottom of the gun body 1. And the bottom fixedly connected with first connecting block 12 of connecting branch 11, the bottom fixedly connected with first connecting plate 13 of first connecting block 12, first connecting

plate

13 and 11 bottom lateral walls sliding connection of connecting branch, and supporting spring 15 is the stronger steel material of rigidity, utilizes the stronger supporting spring 15 of rigidity to play the supporting role to first connecting plate 13. The bottom fixedly connected with second connecting plate 16 of steel braced spring 15, and the bottom fixedly connected with second connecting block 17 of second connecting plate 16, the bottom fixedly connected with base 14 of second connecting block 17, the second connecting plate 16 and the second connecting block 17 of first connecting plate 13 bottom connection can fix base 14 in the bottom of first connecting plate 13, play the effect of linking up.

Referring to fig. 1 and 4, a filter screen 10 is fixedly mounted at one end of the thimble 2, one end of the filter screen 10 penetrates through the side wall of the gun body 1 and is connected with the outside of the gun body 1, the filter screen 10 is net-shaped, the net-shaped filter screen 10 is arranged at one side of the thimble 2, and the filter screen 10 can limit the range of paint sprayed at one side of the thimble 2, so that the splashing prevention function is achieved.

The position fixedly connected with of filter screen 10 in the rifle body 1 outside prevents splashing rubber circle 9, and more paint can be stored to the inboard of filter screen 10, even do not have spun power by the influence of gravity, also can cause the paint to flow out, utilizes to prevent splashing rubber circle 9 and blocks up the one end of filter screen 10, avoids the paint to flow out as far as possible. The inner side of the splash-proof rubber ring 9 is fixedly connected with a third rubber ring 21, and the third rubber ring 21 plays a role in preventing blockage on one side of the splash-proof rubber ring 9. A central groove 22 is formed in the middle of the inner side of the third rubber ring 21, and the central groove 22 plays a role in blocking paint.

Prevent that splash rubber ring 9's inside wall equidistant is provided with sheet rubber 23, and the top of sheet rubber 23 and the inboard contact of third rubber ring 21, sheet rubber 23 is provided with a plurality of, and sheet rubber 23 is cyclic annular setting in the outside of center slot 22, in this embodiment, third rubber ring 21 blocks up the one end at filter screen 10, when producing the power of spouting, the power of spouting of impact spouts on sheet rubber 23's inside wall, break sheet rubber 23, uncover center slot 22, when not having the power of spouting, sheet rubber 23 of rubber material is for closing up the state.

The implementation principle of the paint spray gun with the leakage-proof structure is as follows:

the device is used, firstly, when the connecting hose 8 and the second connecting pipe 6 are used in time, the joint of the outer side of the connecting hose 8 is broken due to bending of the connecting hose 8, at the moment, the connected first rubber ring 7 can be prevented from permeating, when the first rubber ring 7 is used, the first rubber ring 7 is tightly fixed on the outer side wall of the connecting hose 8 by utilizing the elastic contraction rubber band 19, at the moment, the second rubber ring 18 is attached to the outer side wall of the connecting hose 8 to realize sealing of the joint of the connecting hose 8 and the second connecting pipe 6, one end of the filter screen 10 is a spray head in the using process, after spraying is finished, more paint can be stored in the inner side of the filter screen 10, even if no spraying power is influenced by gravity, the paint can also flow out, the third rubber ring 21 is blocked at one end of the filter screen 10, when the spraying force is generated, the impact spraying force is sprayed on the inner side wall of the rubber sheet 23 to break the rubber sheet 23 to expose the central groove 22, and when the spraying force is not generated, the rubber sheet 23 made of rubber is in a close state, so that paint can be prevented from flowing out as much as possible.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a spray gun with leak protection structure, includes rifle body (1) and thimble (2), its characterized in that: a thimble (2) is fixedly arranged at the middle position of the inner side of the gun body (1), a filter screen (10) is fixedly arranged at one end of the thimble (2), an inner guide pipe (3) is connected at the middle position of the bottom end of the thimble (2), a first connecting pipe (4) is fixedly connected at the bottom end of the inner guide pipe (3), a connecting handle (5) is arranged at one end of the bottom of the outer side of the gun body (1), the inner side wall of the connecting handle (5) is fixedly connected with the outer side wall of the first connecting pipe (4), a second connecting pipe (6) is connected at the bottom end of the connecting handle (5), a first rubber ring (7) is connected at the bottom end of the second connecting pipe (6), a connecting hose (8) is fixedly connected at the bottom end of the first rubber ring (7), and contracting rubber band belts (19) are fixedly connected at both ends of the first rubber ring (7), and one end fixedly connected with concatenation rubber circle (20) that first rubber circle (7) was kept away from in shrink rubber band (19), and concatenation rubber circle (20) with all fixedly connected with second rubber circle (18) on the inside wall of first rubber circle (7).

2. The paint spray gun with leak-proof structure as claimed in claim 1, wherein: one end of the filter screen (10) penetrates through the side wall of the gun body (1) and is connected with the outside of the gun body (1), and the filter screen (10) is fixedly connected with an anti-splashing rubber ring (9) at the position outside the gun body (1).

3. The paint spray gun having a leak-proof structure as set forth in claim 2, wherein: prevent inboard fixedly connected with third rubber circle (21) of splash rubber circle (9), just central slot (22) have been seted up to the inboard intermediate position of third rubber circle (21), prevent that the equidistant rubber sheet (23) that is provided with of inside wall of splash rubber circle (9), just the top of rubber sheet (23) contacts with the inboard of third rubber circle (21).

4. The paint spray gun with leak-proof structure as claimed in claim 1, wherein: the rifle body (1) outside bottom fixedly connected with on one side connects branch (11), just the first connecting block (12) of bottom fixedly connected with of connecting branch (11), the first connecting plate (13) of bottom fixedly connected with of first connecting block (12), just the bottom fixedly connected with steel material supporting spring (15) of first connecting plate (13).

5. The paint spray gun having a leak-proof structure as set forth in claim 4, wherein: the two ends of the first connecting plate (13) are in sliding connection with the side wall of the bottom end of the connecting support rod (11).

6. The paint spray gun having a leak-proof structure as set forth in claim 3, wherein: the rubber sheets (23) are arranged in a plurality of numbers, and the rubber sheets (23) are annularly arranged on the inner side of the central groove (22).

7. The paint spray gun having a leak-proof structure as set forth in claim 4, wherein: the bottom fixedly connected with second connecting plate (16) of steel material supporting spring (15), just the bottom fixedly connected with second connecting block (17) of second connecting plate (16), the bottom fixedly connected with base (14) of second connecting block (17).