CN217187570U

CN217187570U - Pressure reducing valve structure convenient to mount and dismount and used for fire extinguisher

Info

Publication number: CN217187570U
Application number: CN202123340147.XU
Authority: CN
Inventors: 袁亚青; 朱晓杰
Original assignee: Nanjing Chikungfu Fire Fighting Equipment Co ltd
Current assignee: Nanjing Chikungfu Fire Fighting Equipment Co ltd
Priority date: 2021-12-28
Filing date: 2021-12-28
Publication date: 2022-08-16
Anticipated expiration: 2031-12-28

Abstract

The utility model discloses a pressure reducing valve structure for fire extinguisher convenient to mount and dismount, which comprises a tank body, wherein the top of the tank body is provided with a pressure reducing valve body, a connecting mechanism is arranged between the tank body and the pressure reducing valve body, the connecting mechanism comprises a connecting block fixedly connected with the bottom of the pressure reducing valve body, a thread block is fixedly connected with the bottom of the connecting block, a shell is rotatably sleeved outside the bottom of the thread block, an internal thread surface is processed on the inner side of the shell, the connecting block is connected with the fixed shell through the thread block at the bottom and the internal thread surface in a threaded manner, when rust appears between threads between the recovered and dismounted shell and the pressure reducing valve body, a worker can scratch off glass cement through a blade, thereby losing the upper limit and the lower limit of a limiting plate, further rotating the shell, integrally dismounting the pressure reducing valve body with the connecting mechanism, and realizing dismounting without damaging the tank body and the pressure reducing valve, the novel steel wire rope is convenient to recycle, simple in principle in the whole machining process and good in fixing performance.

Description

Pressure reducing valve structure convenient to install and detach for fire extinguisher

Technical Field

The utility model belongs to the technical field of the fire extinguisher relief pressure valve, concretely relates to relief pressure valve structure for fire extinguisher convenient to installation is dismantled.

Background

The fire extinguisher is a portable fire extinguishing tool, and chemical articles are placed in the fire extinguisher for rescuing and extinguishing fire. The fire extinguisher is one of common fire protection facilities, is stored in public places or places where fire disasters occur, different fire extinguishers are filled with different components and are specially designed for different fire disasters, and people need to pay attention to use the fire extinguisher so as not to generate adverse effects and cause life risks.

Traditional for kitchen use fire extinguisher often need be put to the kitchen for a long time, and the kitchen makes the place that the oil smoke is more, the relief pressure valve that leads to the fire extinguisher receive wet gas and oil smoke in long-time not use the in-process and lead to easily and jar body corrosion each other, the in-process that leads to retrieving the fire extinguisher needs to carry out the violence cutting to relief pressure valve department, increase recovery cost and led to the fact irreversible injury to the fire extinguisher, the effect of recycling has been lost, need handle as the waste material, be not convenient for use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a relief pressure valve structure for fire extinguisher convenient to installation is dismantled to solve traditional fire extinguisher's relief pressure valve and easily not rust each other with the jar body in the use for a long time, lead to carrying out the violence cutting to relief pressure valve department at the in-process of retrieving the fire extinguisher, increase recovery cost and led to the fact irreversible injury to the fire extinguisher, lost the effect of recycling, need handle as the waste material, the problem of not being convenient for to use.

In order to achieve the above object, the utility model provides a following technical scheme: a pressure reducing valve structure for a fire extinguisher convenient to mount and dismount comprises a tank body, wherein a pressure reducing valve body is arranged at the top of the tank body, and a connecting mechanism is arranged between the tank body and the pressure reducing valve body;

the connecting mechanism comprises a connecting block fixedly connected to the bottom of the pressure reducing valve body, a thread block fixedly connected to the bottom of the connecting block, a shell is sleeved on the outer side of the thread block in a rotating mode, an internal thread face is machined on the inner side of the shell, the connecting block is fixedly connected with a shell through the thread block at the bottom and the internal thread face in a threaded connection mode, a limiting plate is fixedly connected to the outer side of the bottom of the shell, an external thread face is machined at the bottom of the limiting plate on the outer side of the shell, a cavity is formed in the top of the tank body, a partition plate fixedly connected with the tank body is fixedly arranged on the top of the cavity, the outer diameter of the limiting plate is the same as the inner diameter of the partition plate, and a thread groove is machined in the inner side of the cavity in the top of the tank body.

Preferably, the external thread surface and the thread groove can be mutually connected and fixed in a threaded manner, and the partition plate is provided with the partition plate.

Preferably, the outer edge of the top of the limiting plate is arc-shaped, and the shell is communicated with the inside of the tank body.

Preferably, the fixed cover in the jar body outside is equipped with at least one strengthening rib, the fixed handle that is provided with in relief pressure valve body top.

Preferably, one side of the pressure reducing valve body is fixedly connected with a connecting pipeline, and one end, far away from the pressure reducing valve body, of the connecting pipeline is fixedly provided with a nozzle.

Preferably, the tank body is controllably communicated with the outside through a connecting mechanism, the pressure reducing valve body, a connecting pipeline and a nozzle, and the handle is in transmission connection with the pressure reducing valve body.

The utility model discloses a technological effect and advantage: the threaded connection between whole external thread face and the thread groove of utilizing reaches comparatively stable connection structure, it is gluey to carry out spacing to threaded connection to recycle glass, it is not hard up to prevent, further stability has been increased, at last when the corrosion appears between retrieving the dismantlement casing and the relief pressure valve body between the screw thread, the staff can scratch glass through the blade and glue, thereby lose the upper and lower spacing of limiting plate, thereby can the swivel housing, and then with the whole dismantlement of relief pressure valve body connection mechanism, reached and not damaged and dismantled under jar body and the condition of relief pressure valve, be convenient for retrieve and recycle, and the principle is simple in the whole course of working, the fixity can be good.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is an expanded view of the connection mechanism of the present invention;

fig. 3 is a partially enlarged view of a portion a in fig. 2 according to the present invention.

In the figure: 1. a nozzle; 2. connecting a pipeline; 3. a handle; 4. a connecting mechanism; 401. connecting blocks; 402. a thread block; 403. an internal thread surface; 404. a limiting plate; 405. an external thread surface; 406. a housing; 5. reinforcing ribs; 6. a tank body; 7. a pressure reducing valve body; 8. a cavity; 9. a thread groove; 10. a separator.

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.

The utility model provides a pressure reducing valve structure for a fire extinguisher convenient to assemble and disassemble, which comprises a tank body 6, wherein the top of the tank body 6 is provided with a pressure reducing valve body 7, and a connecting mechanism 4 is arranged between the tank body 6 and the pressure reducing valve body 7;

coupling mechanism 4 includes connecting block 401 of fixed connection in the relief pressure valve body 7 bottom, connecting block 401 bottom fixedly connected with thread piece 402, the rotatory cover in the outside of thread piece 402 bottom is equipped with casing 406, the inboard processing of casing 406 has interior screw thread face 403, connecting block 401 is through the thread piece 402 and the fixed casing 406 of interior screw thread face 403 threaded connection of bottom, casing 406 bottom outside fixedly connected with limiting plate 404, the processing of limiting plate 404 bottom in the casing 406 outside has exterior screw thread face 405, cavity 8 has been seted up at 6 tops of the jar body, the fixed baffle 10 that is provided with 6 fixed connection of the jar body in 8 tops of cavity, limiting plate 404 external diameter is the same with baffle 10 internal diameter, the inboard processing of the 6 top cavities 8 of the jar body has thread groove 9.

Specifically, but external screw thread face 405 and thread groove 9 are threaded connection fixed each other, 11 have been seted up on the baffle 10, the outer edge in limiting plate 404 top is circular-arc setting, casing 406 is linked together with jar 6 insides, the fixed cover in the jar 6 outside is equipped with at least one strengthening rib 5, the fixed handle 3 that is provided with in 7 tops of relief pressure valve body.

Specifically, a connecting pipeline 2 is fixedly connected to one side of the pressure reducing valve body 7, and a nozzle 1 is fixedly arranged at one end, far away from the pressure reducing valve body 7, of the connecting pipeline 2.

Specifically, the tank body 6 is controllably communicated with the outside through the connecting mechanism 4, the pressure reducing valve body 7, the connecting pipeline 2 and the nozzle 1, and the handle 3 is in transmission connection with the pressure reducing valve body 7.

The working principle is as follows: when the utility model is used, the layout can be carried out in the process of installing the pressure reducing valve body 7, the bottom of the shell 406 is firstly extended into the cavity 8, then the limiting plate 404 is arranged in the cavity 8, then the external thread surface 405 is rotated into the thread groove 9, then the colloid is filled into the residual space in the cavity 8 by the colloid 11, the colloid can be glass colloid, then the glass colloid is used for solidification, and the up-and-down movement of the limiting plate 404 is limited, thereby the rotation between the external thread surface 405 and the thread groove 9 is prevented, the whole body utilizes the thread connection between the external thread surface 405 and the thread groove 9 to achieve a stable connection structure, the limit on the thread connection is carried out by the glass colloid, the looseness is prevented, the stability is further increased, and finally, when the rust is generated between the threads between the recovery and disassembly shell 406 and the pressure reducing valve body 7, the staff can scratch glass through the blade and glue to spacing the upper and lower of limiting plate 404 loses, thereby can rotating housing 406, and then with the whole dismantlement of 7 company's of relief pressure valve body coupling mechanism 4, reached and not damaged jar body and dismantle under the condition of relief pressure valve, the recycling of being convenient for, and the principle is simple in the whole course of working, and the fixity can be good.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a relief pressure valve structure for fire extinguisher convenient to installation is dismantled, includes jar body (6), its characterized in that: a pressure reducing valve body (7) is arranged at the top of the tank body (6), and a connecting mechanism (4) is arranged between the tank body (6) and the pressure reducing valve body (7);

the connecting mechanism (4) comprises a connecting block (401) fixedly connected to the bottom of the pressure reducing valve body (7), a thread block (402) is fixedly connected to the bottom of the connecting block (401), a shell (406) is sleeved on the outer side of the bottom of the thread block (402) in a rotating mode, an internal thread surface (403) is machined on the inner side of the shell (406), the connecting block (401) is fixedly connected with the shell (406) through the thread block (402) at the bottom and the internal thread surface (403) in a threaded mode, a limiting plate (404) is fixedly connected to the outer side of the bottom of the shell (406), an external thread surface (405) is machined at the bottom of the limiting plate (404) at the outer side of the shell (406), a cavity (8) is formed in the top of the tank body (6), a partition plate (10) fixedly connected with the tank body (6) is fixedly arranged at the top of the cavity (8), and the outer diameter of the limiting plate (404) is the same as the inner diameter of the partition plate (10), and a thread groove (9) is processed on the inner side of the top cavity (8) of the tank body (6).

2. The pressure reducing valve structure for fire extinguisher convenient to assemble and disassemble as claimed in claim 1, wherein: the external thread surface (405) and the thread groove (9) can be connected and fixed in a threaded manner, and the partition plate (10) is provided with a hole (11).

3. The pressure reducing valve structure for fire extinguisher convenient to assemble and disassemble as claimed in claim 1, wherein: the outer edge of the top of the limiting plate (404) is arranged in an arc shape, and the shell (406) is communicated with the inside of the tank body (6).

4. The pressure reducing valve structure for fire extinguisher convenient to assemble and disassemble as claimed in claim 1, wherein: the fixed cover in jar body (6) outside is equipped with at least one strengthening rib (5), relief pressure valve body (7) top is fixed and is provided with handle (3).

5. The pressure reducing valve structure for fire extinguisher convenient to assemble and disassemble as claimed in claim 1, wherein: one side of the pressure reducing valve body (7) is fixedly connected with a connecting pipeline (2), and one end, far away from the pressure reducing valve body (7), of the connecting pipeline (2) is fixedly provided with a nozzle (1).

6. The pressure reducing valve structure for fire extinguisher convenient to assemble and disassemble as claimed in claim 4, wherein: the tank body (6) is communicated with the outside through a connecting mechanism (4), a pressure reducing valve body (7), a connecting pipeline (2) and a nozzle (1) in a controllable mode, and the handle (3) is in transmission connection with the pressure reducing valve body (7).