CN220632852U

CN220632852U - Telescopic spray gun

Info

Publication number: CN220632852U
Application number: CN202322234370.9U
Authority: CN
Inventors: 李长传
Original assignee: Taizhou Jinsidun Machinery Technology Co ltd
Current assignee: Taizhou Jinsidun Machinery Technology Co ltd
Priority date: 2023-08-16
Filing date: 2023-08-16
Publication date: 2024-03-22
Anticipated expiration: 2033-08-16

Abstract

The application relates to a telescopic spray gun, it includes pipe box, spray tube, shower nozzle and connecting piece, the pipe box is coaxial to be equipped with the sliding mouth, the one end sliding connection of spray tube is in the inner wall of sliding mouth, the other end of spray tube stretches out the sliding mouth and connects in the shower nozzle after, the outer wall of spray tube is equipped with the screw thread, the periphery of spray tube is located to the connecting piece cover, the one end coaxial rotation of connecting piece is connected in the pipe box, the other end threaded connection of connecting piece is in the outer wall of spray tube. The spray pipe axially moves, the length of the spray pipe extending out of the sliding opening is adjusted, so that the length of the whole spray gun is adjusted, the spray pipe and the pipe sleeve are fixed by rotating the connecting piece, the operation is simple and convenient, the adjustment precision is improved, and the fire extinguishing efficiency is improved.

Description

Telescopic spray gun

Technical Field

The present application relates to the field of spray guns, and in particular, to a telescopic spray gun.

Background

A spray gun is a device that uses the rapid release of liquid or compressed air as a motive force. The water mist spray nozzle is arranged on the pipe sleeve to form a water mist spray gun, and the water mist fire extinguishing is a fire extinguishing means which is widely used internationally at present, is green, environment-friendly, efficient and water-saving, and is a fire extinguishing device such as gas, superfine dry powder, water spray, fire hydrant and the like.

The utility model patent with the publication number of CN203355180U discloses a backpack type high-pressure water mist fire extinguisher, which comprises a water bag provided with a quick connector, wherein the water bag is connected with a water inlet of a water pump, the gasoline engine is connected with a high-pressure water pump, a water outlet of the water pump is connected with a gun barrel of a spray gun, a spray nozzle is arranged in front of the gun barrel, a waterproof layer is coated on the inner wall of the water bag, a sleeve is arranged in the gun barrel of the spray gun, one end of the sleeve is radially expanded, and a sealing rubber ring is embedded at the expanded end of the sleeve. The gun barrel of the spray gun is extended to enlarge the water injection range, so that water mist can be accurately sprayed on the root of the flame, the fire extinguishing efficiency is effectively improved, the heat radiation is effectively controlled, the combustion rate and the flame propagation rate are reduced, and the purposes of controlling and extinguishing fire are achieved.

The device makes the automatic axial motion of shower nozzle through water pressure, and the expansion end stops the motion by the nut joint after, realizes the length of extension spray gun, but unable accurate adjustment control spray gun length has reduced fire extinguishing efficiency.

Disclosure of Invention

In order to improve fire extinguishing efficiency, the application provides a telescopic spray gun.

The telescopic spray gun provided by the application adopts the following technical scheme:

the utility model provides a telescopic spray gun, includes pipe box, spray tube, shower nozzle and connecting piece, the pipe box is coaxial to be equipped with the sliding mouth, the one end sliding connection of spray tube is in the inner wall of sliding mouth, the other end of spray tube stretches out the sliding mouth and connects in the shower nozzle after, the outer wall of spray tube is equipped with the screw thread, the periphery of spray tube is located to the connecting piece cover, the one end coaxial rotation of connecting piece is connected in the pipe box, the other end threaded connection of connecting piece is in the outer wall of spray tube.

Through adopting above-mentioned technical scheme, spray tube axial displacement, the length that the adjustment spray tube stretched out the slip mouth to adjust the length of whole spray gun, the connecting piece rotates and realizes fixed spray tube and pipe box, easy and simple to handle improves the regulation precision, improves fire extinguishing efficiency.

Preferably, the connecting piece comprises a rotating ring and a nut, wherein the rotating ring and the nut are sleeved on the periphery of the spray pipe, the rotating ring is coaxially connected with the pipe sleeve in a rotating mode, the nut is fixedly connected with one end, facing the spray head, of the rotating ring, and the inner wall of the nut is in threaded connection with the outer wall of the spray pipe.

Through adopting above-mentioned technical scheme, the nut is fixed the relative position of spray tube and pipe box, convenient operation improves adjustment efficiency, improves fire extinguishing efficiency.

Preferably, the inner circumference of the rotating ring is coaxially provided with a ring groove, the outer circumference of one end of the pipe sleeve, which is close to the spray head, is coaxially connected with a clamping ring, and the clamping ring is embedded in the ring groove.

Through adopting above-mentioned technical scheme, the snap ring inlays in the annular, realizes the fixed to the swivel becket position, reduces the swivel becket probability that drops from the pipe box for spray gun job stabilization improves fire extinguishing efficiency.

Preferably, the periphery of one end of the spray pipe far away from the spray head is coaxially connected with a ring body, the outer diameter of the ring body is equal to the diameter of the sliding opening, the inner wall of the sliding opening is coaxially and fixedly connected with a baffle ring, and the baffle ring is arranged on one side of the ring body close to the spray head.

Through adopting above-mentioned technical scheme, the baffle ring blocks the slip of spray tube, reduces the probability that the spray tube breaks away from the sliding port for spray gun job stabilization improves fire extinguishing efficiency.

Preferably, the sealing device further comprises a sealing ring, the outer wall of the ring body is coaxially provided with a sealing groove, the sealing ring is embedded in the sealing groove, and one end, deviating from the axis of the pipe sleeve, of the sealing ring is abutted against the inner wall of the sliding port.

By adopting the technical scheme, the sealing ring enhances the tightness between the spray pipe and the pipe sleeve, reduces the probability of water leakage, reduces the waste of water resources, improves the working stability of the spray gun and improves the fire extinguishing efficiency.

Preferably, the sealing grooves are arranged in a plurality, the sealing grooves are arranged at intervals along the axial direction of the ring body, the sealing rings are arranged in a plurality, and the sealing rings and the sealing grooves are arranged in one-to-one correspondence.

By adopting the technical scheme, the sealing performance between the pipe sleeve and the spray pipe is enhanced by the plurality of sealing rings, and the waste of water resources is reduced.

Preferably, the inner wall of the sliding port is provided with a guide groove, the length direction of the guide groove is parallel to the axial direction of the pipe sleeve, the outer wall of the ring body is connected with a guide block, and the guide block is slidably embedded in the guide groove.

Through adopting above-mentioned technical scheme, the guide way leads the slip of ring body for the spray tube can only axial slip in the pipe box, rotates the connecting piece and makes the spray tube slip, is convenient for adjust the distance that the spray tube roll-off, thereby adjusts the length of spouting the chamber, improves fire extinguishing efficiency.

Preferably, the guide slots are provided in a plurality, and a plurality of guide slots are uniformly arranged at intervals around the axis of the pipe sleeve, and the guide blocks are provided in a plurality and are correspondingly and slidably embedded in the guide slots one by one.

By adopting the technical scheme, the plurality of guide grooves improve the stability of the sliding of the spray pipe, improve the working stability of the spray gun and improve the fire extinguishing efficiency.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the spray pipe axially moves, the length of the spray pipe extending out of the sliding opening is adjusted, so that the length of the whole spray gun is adjusted, the spray pipe and the pipe sleeve are fixed by rotating the connecting piece, the operation is simple and convenient, the adjustment precision is improved, and the fire extinguishing efficiency is improved;

2. the baffle ring blocks the sliding of the spray pipe, so that the probability of the spray pipe separating from the sliding opening is reduced, the spray gun works stably, and the fire extinguishing efficiency is improved;

3. the guide slot guides the sliding of the ring body, so that the spray pipe can only axially slide in the pipe sleeve, the connecting piece is rotated to enable the spray pipe to slide, the sliding-out distance of the spray pipe is convenient to adjust, the length of the spray cavity is adjusted, and the fire extinguishing efficiency is improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the telescopic spray gun.

Fig. 2 is a schematic view of the internal structure of the telescopic spray gun in section.

Fig. 3 is an enlarged view at a in fig. 2.

Fig. 4 is an enlarged view at B in fig. 2.

Reference numerals illustrate: 1. a pipe sleeve; 11. a sliding port; 111. a guide groove; 12. a clasp; 2. a spray pipe; 21. a ring body; 211. sealing grooves; 212. a guide block; 213. a water-repellent tank; 3. a spray head; 41. a seal ring; 42. a waterproof ring; 5. a baffle ring; 6. a connecting piece; 61. a rotating ring; 611. a ring groove; 62. and (3) a nut.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-4.

The embodiment of the application discloses a telescopic spray gun. Referring to fig. 1, the telescopic spray gun comprises a pipe sleeve 1, a spray pipe 2 and a spray head 3.

Referring to fig. 2 and 3, the sleeve 1 is coaxially provided with a sliding opening 11, the sliding opening 11 penetrates through the sleeve 1, the outer wall of one end of the spray pipe 2 is coaxially and fixedly connected with a ring body 21, the other end of the spray pipe 2 extends out of the sliding opening 11 and then is communicated with the spray head 3, the diameter of the ring body 21 is equal to that of the sliding opening 11, the ring body 21 is slidably embedded in the sliding opening 11, and the sliding direction of the ring body 21 is parallel to the axial direction of the sliding opening 11.

Referring to fig. 3 and 4, the telescopic spray gun further comprises a sealing ring 41, a waterproof ring 42, a baffle ring 5 and a connecting piece 6. The outer wall of ring body 21 is equipped with seal groove 211 coaxially, and seal groove 211 is equipped with two, and two seal grooves 211 are equipped with two along the even interval setting of axial of ring body 21, and sealing washer 41 is equipped with two, and sealing washer 41 one-to-one inlays in seal groove 211, and the outer wall of sealing washer 41 supports the inner wall of tight sliding mouth 11.

Referring to fig. 2 and 3, the inner wall of the sliding port 11 is provided with two guide grooves 111, the length direction of the guide grooves 111 is parallel to the axial direction of the sliding port 11, the two guide grooves 111 are uniformly spaced around the axial line of the sliding port 11, the outer wall of the ring body 21 is fixedly connected with two guide blocks 212, the two guide blocks 212 are uniformly spaced around the axial line of the ring body 21, the guide blocks 212 are slidably embedded in the guide grooves 111, and the guide blocks 212 are arranged between the two seal grooves 211. The periphery of the guide block 212 is provided with a waterproof groove 213, and the waterproof ring 42 is fixedly embedded in the waterproof groove 213.

Referring to fig. 2 and 4, the baffle ring 5 is coaxially and fixedly connected to an inner wall of one end of the sliding port 11 near the spray head 3, and an inner diameter of the baffle ring 5 is equal to an outer diameter of the spray pipe 2.

Referring to fig. 2 and 4, the connecting piece 6 includes a rotating ring 61 and a nut 62, the rotating ring 61 and the nut 62 are both sleeved on the outer periphery of the spray pipe 2, a snap ring 12 is fixedly connected to the outer wall of one end of the pipe sleeve 1 close to the spray head 3 coaxially, a ring groove 611 is coaxially arranged on the inner periphery of the rotating ring 61, the snap ring 12 is embedded in the ring groove 611, and one end of the rotating ring 61 facing the spray head 3 is flush with one end of the pipe sleeve 1 close to the spray head 3. The nut 62 is fixedly connected to one end of the rotating ring 61 facing the spray head 3, the outer wall of the spray pipe 2 is provided with threads, and the inner periphery of the rotating ring 61 is connected to the outer wall of the spray pipe 2 through threads.

The implementation principle of the telescopic spray gun in the embodiment of the application is as follows: the rotation of the rotating ring 61 is manually controlled, the nut 62 rotates synchronously, and the spray pipe 2 slides along the length direction of the guide groove 111, so that the spray gun is extended or contracted, and the operation is simple.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. A telescopic spray gun, characterized in that: including pipe box (1), spray tube (2), shower nozzle (3) and connecting piece (6), the coaxial sliding mouth (11) that is equipped with of pipe box (1), the one end sliding connection of spray tube (2) is in the inner wall of sliding mouth (11), the other end of spray tube (2) stretches out and is connected in shower nozzle (3) behind sliding mouth (11), the outer wall of spray tube (2) is equipped with the screw thread, the periphery of spray tube (2) is located to connecting piece (6) cover, the one end coaxial rotation of connecting piece (6) is connected in pipe box (1), the other end threaded connection of connecting piece (6) is in the outer wall of spray tube (2).

2. The telescopic spray gun of claim 1, wherein: the connecting piece (6) comprises a rotating ring (61) and a nut (62), wherein the rotating ring (61) and the nut (62) are sleeved on the periphery of the spray pipe (2), the rotating ring (61) is coaxially connected with the pipe sleeve (1) in a rotating mode, the nut (62) is fixedly connected to one end, facing the spray head (3), of the rotating ring (61), and the inner wall of the nut (62) is connected with the outer wall of the spray pipe (2) in a threaded mode.

3. The telescopic spray gun of claim 2, wherein: the inner circumference of the rotating ring (61) is coaxially provided with a ring groove (611), the outer circumference of one end of the pipe sleeve (1) close to the spray head (3) is coaxially connected with a clamping ring (12), and the clamping ring (12) is embedded in the ring groove (611).

4. The telescopic spray gun of claim 1, wherein: the outer periphery coaxial coupling of one end that spray tube (2) kept away from shower nozzle (3) has ring body (21), the external diameter of ring body (21) equals the diameter of slip mouth (11), the coaxial fixedly connected with of inner wall of slip mouth (11) keeps off ring (5), one side that is close to shower nozzle (3) is located to ring body (21) to keep off ring (5).

5. The telescopic spray gun of claim 4, wherein: still include sealing washer (41), the outer wall coaxial of ring body (21) is equipped with seal groove (211), sealing washer (41) inlay in seal groove (211), the one end butt slip mouth (11) inner wall of pipe box (1) axis is deviate from to sealing washer (41).

6. The telescopic spray gun of claim 5, wherein: the sealing grooves (211) are formed in a plurality, the plurality of sealing grooves (211) are arranged at intervals along the axial direction of the ring body (21), the plurality of sealing rings (41) are arranged, and the sealing rings (41) and the sealing grooves (211) are arranged in a one-to-one correspondence mode.

7. The telescopic spray gun of claim 4, wherein: the inner wall of the sliding opening (11) is provided with a guide groove (111), the length direction of the guide groove (111) is parallel to the axial direction of the pipe sleeve (1), the outer wall of the ring body (21) is connected with a guide block (212), and the guide block (212) is slidably embedded in the guide groove (111).

8. The telescopic spray gun of claim 7, wherein: the guide grooves (111) are formed in a plurality of, the guide grooves (111) are uniformly arranged at intervals around the axis of the pipe sleeve (1), the guide blocks (212) are formed in a plurality of, and the guide blocks (212) are correspondingly and slidably embedded in the guide grooves (111).