CN221628878U - Fire extinguisher valve capable of preventing bottle mouth from being corroded - Google Patents
Fire extinguisher valve capable of preventing bottle mouth from being corroded Download PDFInfo
- Publication number
- CN221628878U CN221628878U CN202420084873.4U CN202420084873U CN221628878U CN 221628878 U CN221628878 U CN 221628878U CN 202420084873 U CN202420084873 U CN 202420084873U CN 221628878 U CN221628878 U CN 221628878U
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- ring
- valve body
- valve
- fire extinguisher
- handle
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- 238000009434 installation Methods 0.000 claims abstract description 39
- 239000010902 straw Substances 0.000 claims abstract description 22
- 230000007797 corrosion Effects 0.000 claims abstract description 13
- 238000005260 corrosion Methods 0.000 claims abstract description 13
- 238000010030 laminating Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 claims 1
- 239000003795 chemical substances by application Substances 0.000 abstract description 19
- 230000009172 bursting Effects 0.000 abstract description 2
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
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- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The utility model discloses a fire extinguisher valve capable of preventing bottle mouth corrosion, which comprises a valve body, a valve rod assembly, a pressing handle, a lifting handle, a nozzle and a straw seat, wherein the lower end of the valve body is detachably connected with the straw seat, a circulation channel is arranged in the straw seat, and the circulation channel is communicated with a cavity and the nozzle in the valve body; the outer side of the lower end of the valve body is provided with a mounting convex ring, a mounting groove is arranged below the mounting convex ring, and a first O-shaped ring is arranged in the mounting groove; a retainer ring is sleeved on the outer side of the installation convex ring, a limit ring is arranged at the upper end of the retainer ring, and an internal thread is arranged on the inner side of the retainer ring; the limiting ring is in limiting installation with the installation convex ring; the middle part in the outside of the straw seat is provided with a limit boss, and the outside of the valve body is detachably connected with a hanging lug. According to the utility model, the lower end of the valve body is provided with the ring, so that the contact between the extinguishing agent in the fire extinguisher bottle body and the threads is facilitated, the threads are prevented from being corroded, and the safety problems such as bursting of the fire extinguisher are avoided.
Description
Technical Field
The utility model relates to the technical field of fire extinguisher valves, in particular to a fire extinguisher valve capable of preventing bottle opening corrosion.
Background
The basic structure of the fire extinguisher comprises a fire extinguisher cylinder and a device head connected to the fire extinguisher cylinder, namely a valve assembly, wherein the valve assembly comprises a valve main body and a valve rod assembly, the fire extinguisher cylinder is provided with external threads, the valve main body is provided with internal threads, and the fire extinguisher cylinder is in threaded connection with the valve main body. The valve body is provided with a fire extinguishing agent outlet, a fire extinguishing agent inlet and a pressure gauge connecting interface, the fire extinguishing agent outlet and the fire extinguishing agent inlet are communicated through a fire extinguishing agent outflow channel, the valve rod assembly is used for enabling the fire extinguishing agent outlet to be connected with the fire extinguishing agent inlet, and the fire extinguishing agent outlet is connected with a fire extinguishing agent output pipe which extends into the fire extinguishing agent cylinder when in use and is positioned at the central part of the bottom of the fire extinguishing agent cylinder. When the fire extinguisher is used, when the valve rod assembly enables the flow channel to be opened, the fire extinguishing agent in the fire extinguisher cylinder enters the valve body through the fire extinguisher conveying pipe and then flows out of the fire extinguishing agent outlet.
However, the existing fire extinguisher has the following defects: when the fire extinguisher is inclined or inverted, the fire extinguishing agent flows back easily and contacts with the internal thread of the fire extinguisher cylinder to generate corrosion and rust phenomena, so that the fire extinguisher cylinder and the valve body are difficult to detach, the fire extinguisher cannot be refilled with the fire extinguishing agent for recycling, and even the potential safety hazard of explosion of the fire extinguisher exists.
Disclosure of utility model
Aiming at the defects of the prior art, the utility model aims to provide the fire extinguisher valve for preventing the bottle mouth from being corroded, and the lower end of the valve body is provided with the ring, so that the contact between the fire extinguishing agent in the fire extinguisher bottle body and threads is facilitated, the threads are prevented from being corroded, and the safety problems of bursting of the fire extinguisher and the like are avoided.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a prevent fire extinguisher valve of bottleneck corruption, the valve includes valve body, valve rod assembly, pressure handle, carrying handle, spout and straw seat, the lower extreme of valve body with the straw seat is detachable to be connected, the intraductal circulation passageway that has of straw, the circulation passageway with cavity and spout in the valve body communicate; the outer side of the lower end of the valve body is provided with a mounting convex ring, a mounting groove is arranged below the mounting convex ring, and a first O-shaped ring is arranged in the mounting groove; a retainer ring is sleeved on the outer side of the installation convex ring, a limit ring is arranged at the upper end of the retainer ring, and an internal thread is arranged on the inner side of the retainer ring; the limiting ring is in limiting installation with the installation convex ring; the middle part in the outside of the straw seat is provided with a limit boss, the lower end of the valve body is matched with the upper end of the straw seat through threads, after the installation, the lower end of the valve body is positioned on the limit boss, and the outside of the valve body is detachably connected with a hanging lug.
Further, the installation groove consists of an installation convex ring at the upper end and a groove convex edge at the lower end, and the width of the groove convex edge is smaller than that of the installation convex ring; the diameter of the first O-shaped ring is between the width of the groove convex edge and the mounting convex ring.
Further, the installation bulge loop with the laminating of the inner wall of round circle, form first installation space between the outside of first O shape circle, recess chimb, suction pipe seat and the inboard of round circle, first installation space is used for the installation of fire extinguisher barrel bottleneck. The fire extinguisher cylinder bottleneck outside is equipped with the external screw thread, the external screw thread with locate the internal screw thread cooperation installation of the round inboard.
Further, a first notch is formed in the lower end of the inner side of the valve body, and a second notch is formed in a limiting boss on the outer side of the straw seat; after the upper part of the suction tube seat and the valve body are assembled through threads, a second installation space is formed between the first notch and the second notch, and a second O-shaped ring is arranged in the second installation space.
Further, the valve further comprises a spring, the spring is a tower-shaped spring, the upper end of the spring is connected with the valve rod assembly, and the lower end of the spring is connected with a limiting convex ring positioned in the middle of the straw seat.
Further, the hanging lugs are perpendicular to the valve body, and the hanging lugs are connected with the valve body through screws.
Further, the handle is fixed on the valve body through handle rivets, and the number of the handle rivets is two.
Further, the end of the handle is assembled to the end of the handle by a handle rivet.
Further, the valve further comprises a safety pin, and the safety pin adopts a macroporous design.
The beneficial effects of the utility model are as follows: compared with the prior art, the fire extinguisher valve for preventing the bottle mouth from being corroded has the following advantages:
1) The outer side of the lower end of the valve body is provided with the rib ring, so that the contact between the extinguishing agent in the fire extinguisher bottle body and the threads is facilitated, the corrosion of the threads is prevented, and the potential safety hazard is reduced; the lower end of the valve body is provided with a mounting groove and a first O-shaped ring, and a first mounting space is formed between the valve body and the ring, so that the mounting of the opening of the cylinder body of the fire extinguisher is facilitated, and the mounting air tightness is further enhanced;
2) A second installation space is arranged between the inner side of the lower end of the valve body and the suction pipe seat, and a second O-shaped ring is arranged in the second installation space, so that the installation tightness between the valve body and the suction pipe seat is enhanced;
3) The split hanging lugs are adopted, and can be matched and installed; the wall type is assembled, and the vertical type is not required to be assembled;
4) The handle is fixed on the valve body by adopting double rivets, so that the handle is more fastened; the pressing handle is assembled at the end part of the lifting handle through the pressing handle rivet without a valve body, so that the rivet is convenient to assemble; the safety pin adopts a macroporous design, and is more convenient to release.
Drawings
Fig. 1 is a schematic diagram of the front structure of a fire extinguisher valve according to the present utility model.
Fig. 2 is a schematic side view of a fire extinguisher valve according to the present utility model.
Fig. 3 is a schematic perspective view of a fire extinguisher valve according to the present utility model.
Fig. 4 is an enlarged view of a partial structure of a region a in fig. 1.
Wherein, 1-a suction tube seat; 2-a spring; 3-a second O-ring; 4-a first O-ring; 5-a roller ring; 6-a valve stem assembly; 7-nozzle; 8-pressing the rivet; 9-carrying a rivet; 10-pressing the handle; 11-lifting handles; 12-valve body; 13-limiting bosses; 14-limiting convex rings; 15-a safety pin; 16-a second installation space; 17-limiting rings; 18-mounting a convex ring; 19-a first installation space; 20-groove convex edge; 21-mounting groove.
Detailed Description
In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. The drawings illustrate preferred embodiments of the utility model. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
Examples
The fire extinguisher valve capable of preventing bottle mouth corrosion comprises a valve body 12, a valve rod assembly 6, a pressing handle 10, a lifting handle 11, a nozzle 7 and a suction tube seat 1, wherein the lower end of the valve body 12 is detachably connected with the suction tube seat 1, a circulation channel is arranged in the suction tube seat 1, and the circulation channel is communicated with a cavity in the valve body 12 and the nozzle 7; the outer side of the lower end of the valve body 12 is provided with a mounting convex ring 18, a mounting groove 21 is arranged below the mounting convex ring 18, and a first O-shaped ring 4 is arranged in the mounting groove 21; a retainer ring 5 is sleeved on the outer side of the mounting convex ring 18, a limiting ring 17 is arranged at the upper end of the retainer ring 5, and an internal thread is arranged on the inner side of the retainer ring 5; the outer side of the lower end of the valve body 12 is provided with the compass 5, which is favorable for isolating the extinguishing agent in the fire extinguisher bottle body from being contacted with the threads, preventing the threads from corroding and reducing the potential safety hazard. The limiting ring 17 is in limiting installation with the installation convex ring 18; the middle part in the outside of straw seat 1 is equipped with spacing boss 13, valve body 12 lower extreme pass through the screw thread with straw seat 1 upper end cooperation installation, after the installation, valve body 12 lower extreme is located spacing boss 13 is last, the outside of valve body 12 can be dismantled and be connected with the hangers.
In one embodiment, the mounting groove 21 is composed of an upper mounting convex ring 18 and a lower groove convex edge 20, and the width of the groove convex edge 20 is smaller than that of the mounting convex ring 18; the diameter of the first O-ring 4 is between the width of the groove collar 20 and the mounting collar 18. When the fire extinguisher cylinder is installed, the opening of the fire extinguisher cylinder can pass through the convex edge 20 of the groove and achieve better sealing effect under the action of the first O-shaped ring 4; the outer side of the opening of the fire extinguisher cylinder body is provided with external threads which can be matched and installed with the internal threads on the inner side of the rib ring 5.
In one embodiment, the mounting convex ring 18 is attached to the inner wall of the ring 5, a first mounting space 19 is formed between the outer side of the first O-ring 4, the concave convex edge 20, the suction tube seat 1 and the inner side of the ring 5, when the fire extinguisher cylinder is mounted, the opening of the fire extinguisher cylinder penetrates into the first mounting space 19, an external thread is arranged on the outer side of the opening of the fire extinguisher cylinder, and the external thread is mounted in a matched manner with an internal thread arranged on the inner side of the ring 5.
In one embodiment, a first notch is formed at the lower end of the inner side of the valve body 12, and a second notch is formed on the limit boss 13 on the outer side of the suction pipe seat 1; after the upper part of the straw seat 1 and the valve body 12 are assembled through threads, a second installation space 16 is formed between the first notch and the second notch, and a second O-shaped ring 3 is arranged in the second installation space 16. The outside of the upper end of the straw seat 1 is provided with threads, the inside of the lower end of the valve body 12 is also provided with threads, the straw seat 1 and the valve body 12 are installed through threaded fit, and after installation, a better sealing effect is achieved through the second O-shaped ring 3 arranged in the second installation space 16.
In one embodiment, the valve further comprises a spring 2, the spring 2 is a tower-shaped spring 2, the upper end of the spring 2 is connected with the valve rod assembly 6, and the lower end of the spring 2 is connected with a limiting convex ring 14 positioned in the middle of the suction tube seat 1. The principle of action of the spring 2 is the same as in the prior art and will not be described in detail here.
In one embodiment, the lugs are arranged perpendicular to the valve body 12, and the lugs are connected with the valve body 12 by screws. The split hanging lugs are adopted, and can be matched and installed; the wall type is assembled, and the vertical type is not required to be assembled.
In one embodiment, the handle 11 is secured to the valve body 12 by handle rivets 9, the number of handle rivets 9 being two. The end of the handle 10 is fitted to the end of the handle 11 by a handle rivet 8. The handle 11 is fixed on the valve body 12 by adopting double rivets, so that the handle is more fastened; the press handle 10 is assembled at the end part of the handle 11 through the press handle rivet 8 without passing through the valve body 12, so that the rivet assembly is facilitated. The valve further comprises a safety pin 15, and the safety pin 15 is designed in a large hole type; the safety pin 15 adopts a macroporous design, and is more convenient to release.
The above embodiments are only for illustrating the present utility model, not for limiting the present utility model, and various changes and modifications may be made by one of ordinary skill in the relevant art without departing from the spirit and scope of the present utility model, and therefore, all equivalent technical solutions are also within the scope of the present utility model, and the scope of the present utility model is defined by the claims.
Claims (9)
1. The utility model provides a prevent fire extinguisher valve of bottleneck corruption, the valve includes valve body, valve rod assembly, pressure handle, carrying handle, spout and straw seat, the lower extreme of valve body with the straw seat is detachable to be connected, the intraductal circulation passageway that has of straw, the circulation passageway with cavity and spout in the valve body communicate; the method is characterized in that: the outer side of the lower end of the valve body is provided with a mounting convex ring, a mounting groove is arranged below the mounting convex ring, and a first O-shaped ring is arranged in the mounting groove; a retainer ring is sleeved on the outer side of the installation convex ring, a limit ring is arranged at the upper end of the retainer ring, and an internal thread is arranged on the inner side of the retainer ring; the limiting ring is in limiting installation with the installation convex ring; the middle part in the outside of the straw seat is provided with a limit boss, and the outside of the valve body is detachably connected with a hanging lug.
2. A fire extinguisher valve for preventing corrosion of a bottle opening as claimed in claim 1, wherein: the mounting groove consists of a mounting convex ring at the upper end and a groove convex edge at the lower end, and the width of the groove convex edge is smaller than that of the mounting convex ring; the diameter of the first O-shaped ring is between the width of the groove convex edge and the mounting convex ring.
3. A fire extinguisher valve for preventing corrosion of a bottle mouth as claimed in claim 2, wherein: the installation bulge loop with the laminating of the inner wall of round circle, form first installation space between the outside of first O shape circle, recess chimb, suction pipe seat and the inboard of round circle, first installation space is used for the installation of fire extinguisher barrel bottleneck.
4. A fire extinguisher valve for preventing corrosion of a bottle opening as claimed in claim 1, wherein: the lower end of the inner side of the valve body is provided with a first notch, and the limiting boss on the outer side of the straw seat is provided with a second notch; after the upper part of the suction tube seat and the valve body are assembled through threads, a second installation space is formed between the first notch and the second notch, and a second O-shaped ring is arranged in the second installation space.
5. A fire extinguisher valve for preventing corrosion of a bottle opening as claimed in claim 1, wherein: the valve further comprises a spring, the spring is a tower-shaped spring, the upper end of the spring is connected with the valve rod assembly, and the lower end of the spring is connected with a limiting convex ring positioned in the middle of the straw seat.
6. A fire extinguisher valve for preventing corrosion of a bottle opening as claimed in claim 1, wherein: the hangers are perpendicular to the valve body, and the hangers are connected with the valve body through screws.
7. A fire extinguisher valve for preventing corrosion of a bottle opening as claimed in claim 1, wherein: the handle is fixed on the valve body through handle rivets, and the number of the handle rivets is two.
8. A fire extinguisher valve for preventing corrosion of a bottle opening as claimed in claim 1, wherein: the end of the handle is assembled to the end of the handle by a handle rivet.
9. A fire extinguisher valve for preventing corrosion of a bottle opening as claimed in claim 1, wherein: the valve also comprises a safety pin, and the safety pin adopts a macroporous design.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420084873.4U CN221628878U (en) | 2024-01-15 | 2024-01-15 | Fire extinguisher valve capable of preventing bottle mouth from being corroded |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420084873.4U CN221628878U (en) | 2024-01-15 | 2024-01-15 | Fire extinguisher valve capable of preventing bottle mouth from being corroded |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221628878U true CN221628878U (en) | 2024-08-30 |
Family
ID=92486543
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420084873.4U Active CN221628878U (en) | 2024-01-15 | 2024-01-15 | Fire extinguisher valve capable of preventing bottle mouth from being corroded |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221628878U (en) |
-
2024
- 2024-01-15 CN CN202420084873.4U patent/CN221628878U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |