CN218962984U

CN218962984U - Portable spray gun

Info

Publication number: CN218962984U
Application number: CN202223457916.9U
Authority: CN
Inventors: 廖伟俊
Original assignee: Xiamen Xinqiaolin Sanitary Ware Co ltd
Current assignee: Xiamen Xinqiaolin Sanitary Ware Co ltd
Priority date: 2022-12-23
Filing date: 2022-12-23
Publication date: 2023-05-05
Anticipated expiration: 2032-12-23

Abstract

The utility model discloses a portable spray gun, which comprises a shell, a spray head, a valve core and a handle, wherein the spray head is arranged on the shell; a mounting hole and a water inlet hole are formed in the shell; the lower end of the water inlet hole is communicated with an external pipeline, and the upper end of the water inlet hole is communicated with the mounting hole; the spray head is in threaded connection with one end of the mounting hole, and a plurality of water spray holes are formed in the spray head; the valve core is positioned in the mounting hole and comprises a valve tube, a core tube and a compression ring; a water blocking ring is fixed on the inner wall of the mounting hole; the outer wall of the valve pipe is fixedly provided with a mounting convex ring, and a mounting groove is formed in the mounting hole; the compression ring is in threaded connection with the mounting hole; the core tube is rotationally sleeved in the valve tube; a partition part is arranged in the core tube; the core tube is provided with an inner water through hole; an outer water through hole is formed in the valve pipe, and the outer water through hole is positioned at the water outlet end of the water inlet hole; one end of the core tube is tightly attached to the water retaining ring, the other end of the core tube is connected with the handle, and the outer water through holes and the inner water through holes are communicated or staggered by driving the core tube to rotate through the handle.

Description

Portable spray gun

Technical Field

The utility model relates to the technical field of spray guns, in particular to a portable spray gun.

Background

The spray gun is a device which uses liquid or compressed air to release rapidly as power, and the spray gun is divided into a common pressure type spray gun and a pressurized type spray gun; the spray gun also comprises a pressure spray gun, a cola spray gun and an automatic recovery spray gun. The existing spray gun has complex structure, high technical requirement for installation or disassembly, difficult disassembly, inspection or maintenance and other operations by common people when the spray gun breaks down, and inconvenient use.

Disclosure of Invention

The utility model aims to provide a portable spray gun, which has a compact structure of a shell, a spray head, a valve core and a handle, can rapidly complete the installation or the disassembly of each part, and is simple to operate and convenient to use.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

a portable spray gun comprises a shell, a spray head, a valve core and a handle; a mounting hole and a water inlet hole are formed in the shell; the lower end of the water inlet hole is communicated with an external pipeline, and the upper end of the water inlet hole is communicated with the mounting hole; the spray head is in threaded connection with one end of the mounting hole, and a plurality of water spray holes are formed in the spray head; the valve core is positioned in the mounting hole and comprises a valve tube, a core tube and a compression ring; a water blocking ring is fixed on one side of the inner wall of the mounting hole close to the spray head; the outer wall of the valve pipe is fixedly provided with a mounting convex ring, and a mounting groove is formed in the mounting hole; the compression ring is in threaded connection with the mounting hole, and the mounting convex ring is compressed in the mounting groove through the compression ring; the core tube is rotationally sleeved in the valve tube; a partition part is arranged in the core tube; at least one inner water through hole is formed in the core pipe at one side, close to the spray head, of the partition part; at least one outer water through hole is formed in the valve pipe at the outer side of the inner water through hole, and the outer water through hole is positioned at the water outlet end of the water inlet hole; one end of the core tube is tightly attached to the water retaining ring, the other end of the core tube is connected with the handle through the locking piece, and the handle drives the core tube to rotate so as to communicate or stagger the outer water through holes with the inner water through holes to realize the opening or closing of the spray gun.

Furthermore, the outer end of the spray head is provided with a cross groove, and the end part of the auxiliary equipment is embedded into the cross groove to drive the spray head to rotate.

Further, two rotating grooves are formed in one end, close to the handle, of the pressing ring, and the end part of the auxiliary equipment is embedded into the rotating grooves to drive the pressing ring to rotate.

Further, the locking piece is a locking bolt, the locking bolt penetrates through the handle, and the inner end of the locking bolt is in threaded connection with the core tube.

Further, the spray head and the water retaining ring are provided with a first sealing ring.

Further, a second sealing ring is arranged between the outer wall of the valve tube and the shell.

Further, a third sealing ring is arranged between the outer wall of the core tube and the valve tube.

After the technical scheme is adopted, the utility model has the following beneficial effects:

1. the portable spray gun has the advantages that the shell, the spray head, the valve core and the handle are compact in structure, the installation or the disassembly of each part can be rapidly completed, the operation is simple, and the use is convenient.

2. According to the portable spray gun, the end parts of auxiliary equipment such as a screw driver and the like are embedded into the cross-shaped groove, so that the spray head can be driven to rotate, and the spray head can be conveniently and rapidly installed or detached; the ends of auxiliary equipment such as iron rods are embedded into the two rotating grooves, so that the pressing ring can be driven to rotate, and the installation or the disassembly of the pressing ring can be completed rapidly; the locking piece is a locking bolt, the locking bolt penetrates through the handle, the inner end of the locking bolt is in threaded connection with the core tube, and the handle can be installed or detached quickly.

3. According to the portable spray gun, the first sealing ring is arranged between the spray head and the water blocking ring, the second sealing ring is arranged between the outer wall of the valve pipe and the shell, and the third sealing ring is arranged between the outer wall of the core pipe and the valve pipe, so that the sealing performance of the spray gun can be effectively improved.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of the present utility model in a cut-away configuration;

FIG. 3 is a schematic perspective view of the utility model without the housing;

FIG. 4 is a schematic diagram of an exploded construction of the present utility model;

fig. 5 is a schematic view of the explosive structure of the valve tube and core tube of the present utility model.

The reference numerals in the drawings are as follows:

1. a housing; 10. a mounting hole; 11. a water inlet hole; 12. a water blocking ring; 13. a mounting groove; 2. a spray head; 20. a water spraying hole; 21. a cross-shaped groove; 3. a valve core; 30. a valve tube; 300. installing a convex ring; 301. an outer water through hole; 31. a core tube; 310. a partition portion; 311. an inner water through hole; 32. a compression ring; 320. a rotating groove; 33. a locking member; 4. a handle; 5. a first seal ring; 6. a second seal ring; 7. and a third sealing ring.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Referring to fig. 1 to 5, a portable spray gun includes a housing 1, a spray head 2, a valve core 3 and a handle 4; a mounting hole 10 and a water inlet hole 11 are formed in the shell 1; the lower end of the water inlet hole 11 is communicated with an external pipeline, and the upper end of the water inlet hole 11 is communicated with the mounting hole 10; the spray head 2 is in threaded connection with one end of the mounting hole 10, and a plurality of water spray holes 20 are formed in the spray head 2; the valve core 3 is positioned in the mounting hole 10, and the valve core 3 comprises a valve pipe 30, a core pipe 31 and a pressing ring 32; a water retaining ring 12 is fixed on one side of the inner wall of the mounting hole 10, which is close to the spray head 2; the outer wall of the valve tube 30 is fixed with a mounting convex ring 300, and a mounting groove 13 is arranged in the mounting hole 10; the pressing ring 32 is in threaded connection with the mounting hole 10, and the mounting convex ring 300 is pressed in the mounting groove 13 through the pressing ring 32; the core tube 31 is rotatably sleeved in the valve tube 30; a partition 310 is provided inside the core tube 31; at least one inner water through hole 311 is arranged on the core tube 31 of the partition part 310 near one side of the spray head 2; at least one outer water through hole 301 is arranged on the valve pipe 30 outside the inner water through hole 311, and the outer water through hole 301 is positioned at the water outlet end of the water inlet hole 11; one end of the core tube 31 is tightly attached to the water retaining ring 12, the other end of the core tube 31 is connected with the handle 4 through the locking piece 33, and the handle 4 drives the core tube 31 to rotate so as to communicate or stagger the outer water through holes 301 with the inner water through holes 311 to realize the opening or closing of the spray gun.

As shown in fig. 1 and 2, the outer end of the spray head 2 is provided with a cross-shaped groove 21, and the end of the auxiliary equipment is embedded into the cross-shaped groove 21 to drive the spray head 2 to rotate.

As shown in fig. 2, 3 and 4, two rotating grooves 320 are formed at one end of the pressing ring 32, which is close to the handle 4, and the end of the auxiliary device is embedded into the rotating grooves 320 to drive the pressing ring 32 to rotate.

As shown in fig. 2 and 4, the locking member 33 is a locking bolt which passes through the handle 4 and has an inner end screwed with the core tube 31.

As shown in fig. 2, 3 and 4, the spray head 2 and the water deflector ring 12 will be provided with a first sealing ring 5.

As shown in fig. 2, 3 and 4, a second sealing ring 6 is disposed between the outer wall of the valve tube 30 and the housing 1.

As shown in fig. 2 and 4, a third sealing ring 7 is disposed between the outer wall of the core tube 31 and the valve tube 30.

The present utility model is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present utility model are intended to be included in the scope of the present utility model. Therefore, the protection scope of the present utility model should be subject to the protection scope of the claims.

Claims

1. A portable spray gun, characterized in that: comprises a shell (1), a spray head (2), a valve core (3) and a handle (4); a mounting hole (10) and a water inlet hole (11) are formed in the shell (1); the lower end of the water inlet hole (11) is communicated with an external pipeline, and the upper end of the water inlet hole (11) is communicated with the mounting hole (10); the spray head (2) is in threaded connection with one end of the mounting hole (10), and a plurality of water spray holes (20) are formed in the spray head (2); the valve core (3) is positioned in the mounting hole (10), and the valve core (3) comprises a valve pipe (30), a core pipe (31) and a pressing ring (32); a water blocking ring (12) is fixed on one side of the inner wall of the mounting hole (10) close to the spray head (2); the outer wall of the valve pipe (30) is fixedly provided with a mounting convex ring (300), and a mounting groove (13) is arranged in the mounting hole (10); the compression ring (32) is in threaded connection with the mounting hole (10), and the mounting convex ring (300) is compressed in the mounting groove (13) through the compression ring (32); the core tube (31) is rotationally sleeved in the valve tube (30); a partition part (310) is arranged in the core tube (31); at least one inner water through hole (311) is formed in the core tube (31) at one side of the partition part (310) close to the spray head (2); at least one outer water through hole (301) is arranged on the valve pipe (30) at the outer side of the inner water through hole (311), and the outer water through hole (301) is positioned at the water outlet end of the water inlet hole (11); one end of the core tube (31) is tightly attached to the water retaining ring (12), the other end of the core tube (31) is connected with the handle (4) through the locking piece (33), and the handle (4) drives the core tube (31) to rotate so as to communicate the outer water through hole (301) with the inner water through hole (311) or stagger so as to realize the opening or closing of the spray gun.

2. A portable spray gun according to claim 1, wherein: the outer end of the spray head (2) is provided with a cross groove (21), and the end part of the auxiliary equipment is embedded into the cross groove (21) to drive the spray head (2) to rotate.

3. A portable spray gun according to claim 1, wherein: two rotating grooves (320) are formed in one end, close to the handle (4), of the pressing ring (32), and the end part of the auxiliary equipment is embedded into the rotating grooves (320) to drive the pressing ring (32) to rotate.

4. A portable spray gun according to claim 1, wherein: the locking piece (33) is a locking bolt, the locking bolt penetrates through the handle (4) and the inner end of the locking bolt is in threaded connection with the core tube (31).

5. A portable spray gun according to claim 1, wherein: the spray head (2) and the water retaining ring (12) are provided with a first sealing ring (5).

6. A portable spray gun according to claim 1, wherein: a second sealing ring (6) is arranged between the outer wall of the valve tube (30) and the shell (1).

7. A portable spray gun according to claim 1, wherein: a third sealing ring (7) is arranged between the outer wall of the core tube (31) and the valve tube (30).