CN218282197U

CN218282197U - Hand-held spray gun for repairing inspection well

Info

Publication number: CN218282197U
Application number: CN202221871888.2U
Authority: CN
Inventors: 钟水连
Original assignee: Guangzhou Tuoyu Engineering Co ltd
Current assignee: Guangzhou Tuoyu Engineering Co ltd
Priority date: 2022-07-20
Filing date: 2022-07-20
Publication date: 2023-01-13
Anticipated expiration: 2032-07-20

Abstract

The utility model discloses a handheld spray gun is used in inspection shaft restoration, including the conveying pipeline, the conveying pipeline upper surface is equipped with the adapter sleeve, the inside gas-supply pipe that has inserted of adapter sleeve, the high-speed flow that utilizes high-pressure gas drives the mortar from spouting the blowout of material pipe, realize automatic spraying, the material pipe is installed to the conveying pipeline right-hand member and spouts, the mortar is spout along spouting the blowout of material pipe, it is equipped with a plurality of group's trompils to spout the material pipe surface, and the inside inserted block that has inserted of trompil, the inserted block surface is equipped with trapezoidal strip and cambered surface strip, it is equipped with the screw thread to spout the material pipe surface, and spout material pipe surface spiro union, the swivel right flank fixedly connected with stop cap, and stop cap supports on trapezoidal strip surface, when adjusting, swivel control stop cap is close to trapezoidal strip and limits the sliding range of trapezoidal strip, trapezoidal strip is pressed the inserted block into spouting the material pipe, reduce the inside mortar flow range of spouting the material pipe, and then increase the spray range of mortar, can adjust while spraying, need not the spraying of pause, the efficiency of spraying is improved.

Description

Hand-held spray gun for repairing inspection well

Technical Field

The utility model relates to an inspection shaft technical field specifically is a handheld spray gun is restoreed to inspection shaft.

Background

When repairing the inspection well, a spray gun is often adopted to carry out manual spraying on some complex pipelines or well chambers. Connect spray gun and material pump and then air pump, reach the purpose of high-efficient spraying, current spray gun includes nozzle, spray gun pipe and compressed air pipe, and nozzle and spray gun pipe threaded connection conveniently change, can't carry out the change of nozzle when nevertheless spraying, need pause the spraying just can change, influence spraying efficiency, it is not nimble enough during the use.

Therefore, in view of the above, research and improvement are made on the existing structure and defects, and a handheld spray gun for repairing an inspection well is provided, so as to achieve the purpose of higher practical value.

Disclosure of Invention

An object of the utility model is to provide a handheld spray gun is used in inspection shaft restoration to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a handheld spray gun for repairing an inspection well comprises a conveying pipe, wherein a connector is arranged at the left end of the conveying pipe, a connecting sleeve is arranged on the upper surface of the conveying pipe and fixedly connected with the conveying pipe, a gas pipe is inserted into the connecting sleeve and extends into the conveying pipe, a spray pipe is mounted at the right end of the conveying pipe, a plurality of groups of openings are formed in the surface of the spray pipe and are circularly and uniformly arranged, an inserting block is inserted into each opening, a trapezoidal strip and an arc strip are arranged on the surface of the inserting block and are arranged in the spray pipe, the surface of each inserting block is in a concave arc shape, and the trapezoidal strip is arranged outside the spray pipe;

the material spraying pipe is characterized in that threads are arranged on the surface of the material spraying pipe, a nut is arranged at the right end of the material conveying pipe, the left end of the material spraying pipe is in threaded connection with the nut, a rotating ring is in threaded connection with the surface of the material spraying pipe, a limiting cap is fixedly connected to the right side face of the rotating ring and abuts against the surface of the trapezoidal strip, the rotating ring and the limiting cap are integrally formed, a plurality of groups of anti-slip strips are arranged on the surfaces of the rotating ring and the limiting cap, and the inner diameter of the limiting cap is larger than the diameter of the material spraying pipe.

Furthermore, an air supply hose is installed at the left end of the air supply pipe, and a quick-release connector is arranged at the other end of the air supply hose and is conveniently connected with an air pump.

Furthermore, the inner wall of the connecting sleeve is embedded with a sealing ring sleeved on the surface of the gas pipe, the sealing ring is made of rubber materials, the wear resistance of the sealing ring is ensured, the surface of the connecting sleeve is screwed with a butterfly screw abutted against the surface of the gas pipe, and the butterfly screw can be directly screwed by hand without tools.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses an air supply hose carries the conveying pipeline with high-pressure gas, the mortar gets into the conveying pipeline along the connector, utilize high-pressure gas's high-speed flow to drive the mortar from spouting the material pipe blowout, realize automatic spraying, when twisting the swivel, swivel control stop cap is close to trapezoidal strip and restricts the slip range of trapezoidal strip, trapezoidal strip is pressed the inserted block into and is spouted in the material pipe, reduce and spout the inside mortar flow range of material pipe, and then increase the spray regime of mortar, can adjust at any time at the in-process that the mortar spraying goes on, it is more nimble to use, need not the pause spraying, the efficiency of spraying is improved.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a cross-sectional view of the present invention;

fig. 3 is a schematic view of the structure of the insert block connected with the opening of the present invention.

In the figure: 1. a delivery pipe; 2. a connector; 3. connecting sleeves; 4. a gas delivery pipe; 5. a butterfly screw; 6. an air supply hose; 7. a material spraying pipe; 8. rotating the ring; 9. a nut; 10. a seal ring; 11. a limiting cap; 12. inserting a block; 13. a trapezoidal strip; 14. arc noodles; 15. opening a hole; 16. and (4) an anti-slip strip.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a handheld spray gun for repairing an inspection well comprises a conveying pipe 1, wherein the conveying pipe 1 is used for containing mortar, the left end of the conveying pipe 1 is provided with a connector 2 used for being connected with a pipeline for providing mortar, the upper surface of the conveying pipe 1 is provided with a connecting sleeve 3, a gas pipe 4 is inserted into the connecting sleeve 3, the gas pipe 4 extends into the conveying pipe 1, the connecting sleeve 3 is used for installing the gas pipe 4, the left end of the gas pipe 4 is provided with a gas supply hose 6, and the gas supply hose 6 is used for being connected with an external gas pump;

the inner wall of the connecting sleeve 3 is embedded with a sealing ring 10 sleeved on the surface of the gas pipe 4, the sealing ring 10 improves the air tightness between the connecting sleeve 3 and the gas pipe 4, the surface of the connecting sleeve 3 is screwed with a butterfly screw 5 which is propped against the surface of the gas pipe 4, and the butterfly screw 5 limits the gas pipe 4 to slide in the connecting sleeve 3;

a material spraying pipe 7 is installed at the right end of the material conveying pipe 1, a plurality of groups of holes 15 are formed in the surface of the material spraying pipe 7, an inserting block 12 is inserted into each hole 15, a trapezoid strip 13 and an arc strip 14 are arranged on the surface of each inserting block 12, and the arc strips 14 and the trapezoid strips 13 limit the inserting block 12 not to fall off from the holes 15;

spout material pipe 7 surface and be equipped with the screw thread, 1 right-hand member of conveying pipeline is equipped with nut 9, spout material pipe 7 left end and nut 9 spiro union, realize conveying pipeline 1 and spout the dismantlement of material pipe 7 and be connected, and spout material pipe 7 surface spiro union has swivel 8, swivel 8 right side fixedly connected with stop cap 11, and stop cap 11 supports on trapezoidal strip 13 surface, swivel 8 and stop cap 11 integrated into one piece improve the fastness of both connections, swivel 8 and stop cap 11 surface are equipped with a plurality of groups antislip strip 16, and it is more light to twist and move swivel 8, and stop cap 11 is used for restricting the sliding range of trapezoidal strip 13.

Specifically, when the mortar spraying device is used, high-pressure gas enters the material conveying pipe 1 along the gas supply hose 6 and the gas conveying pipe 4 and is discharged through the material spraying pipe 7, the high-pressure gas extrudes the arc noodles 14 to be attached to the inner wall of the material spraying pipe 7, mortar flows along the material conveying pipe 1 after entering the material conveying pipe 1, the high-pressure gas drives the mortar to be discharged from the material spraying pipe 7, the mortar is sprayed, the mortar moves rightwards along the material spraying pipe 7 when the rotating ring 8 is screwed, the limiting cap 11 on the surface of the rotating ring 8 is sleeved on the surface of the trapezoid strip 13 and extrudes the trapezoid strip 13, the trapezoid strip 13 presses the inserting block 12 into the material spraying pipe 7, the inner space of the material spraying pipe 7 is occupied, the flowing space of the mortar and the high-pressure air is reduced, the gas pressure is improved, and the higher-pressure gas increases the spraying range of the mortar.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an inspection shaft restores and uses handheld spray gun, includes conveying pipeline (1), its characterized in that: conveying pipeline (1) upper surface is equipped with adapter sleeve (3), adapter sleeve (3) inside has inserted gas-supply pipe (4), and inside gas-supply pipe (4) extend into conveying pipeline (1), conveying pipeline (1) right-hand member is installed and is spouted material pipe (7), it is equipped with a plurality of groups trompil (15) to spout material pipe (7) surface, and trompil (15) inside has inserted insert block (12), insert block (12) surface is equipped with trapezoidal strip (13) and cambered surface strip (14), it is equipped with the screw thread to spout material pipe (7) surface, and spouts material pipe (7) surface spiro union has change (8), change (8) right flank fixedly connected with stop cap (11), and stop cap (11) support on trapezoidal strip (13) surface.

2. The hand-held spray gun for repairing an inspection well according to claim 1, wherein: an air supply hose (6) is arranged at the left end of the air pipe (4).

3. The hand-held spray gun for repairing an inspection well according to claim 1, wherein: the inner wall of the connecting sleeve (3) is embedded with a sealing ring (10) sleeved on the surface of the gas pipe (4), and the surface of the connecting sleeve (3) is screwed with a butterfly screw (5) abutted to the surface of the gas pipe (4).

4. The handheld lance defined in claim 1 wherein: the right end of the material conveying pipe (1) is provided with a nut (9), and the left end of the material spraying pipe (7) is in threaded connection with the nut (9).

5. The hand-held spray gun for repairing an inspection well according to claim 1, wherein: the left end of the conveying pipeline (1) is provided with a connector (2).

6. The hand-held spray gun for repairing an inspection well according to claim 1, wherein: the swivel (8) and the limiting cap (11) are integrally formed, and a plurality of groups of anti-slip strips (16) are arranged on the surfaces of the swivel (8) and the limiting cap (11).