CN220061441U - Fire extinguisher inflation valve - Google Patents
Fire extinguisher inflation valve Download PDFInfo
- Publication number
- CN220061441U CN220061441U CN202321460973.4U CN202321460973U CN220061441U CN 220061441 U CN220061441 U CN 220061441U CN 202321460973 U CN202321460973 U CN 202321460973U CN 220061441 U CN220061441 U CN 220061441U
- Authority
- CN
- China
- Prior art keywords
- groove
- pipe
- fire extinguisher
- connecting plate
- inner chamber
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000007789 sealing Methods 0.000 claims description 22
- 210000005056 cell body Anatomy 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 5
- 239000004677 Nylon Substances 0.000 claims description 3
- 229920001778 nylon Polymers 0.000 claims description 3
- 229920000459 Nitrile rubber Polymers 0.000 description 2
- 230000032683 aging Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The utility model relates to the field of inflation valves and discloses a fire extinguisher inflation valve, which comprises a connecting plate, wherein a connecting pipe is arranged on the left side of the connecting plate, an inner thread is arranged on the inner wall of the connecting pipe, an inner cavity pipe is arranged on the right side of the connecting plate, a valve core main body is arranged in the inner cavity pipe, a group of inflation grooves are formed in the inner cavity pipe, an outer connecting pipe is arranged on the right side of the connecting plate, an outer thread is arranged on the outer side of the outer connecting pipe, the valve core main body comprises a through groove formed in the middle of the connecting plate, a valve column is connected onto the through groove in a sliding manner, a cushion layer is arranged on the inner wall of the through groove, a push plate is arranged at the right end of the valve column, the push plate is connected with the inner wall of the inner cavity pipe in a sliding manner, a push column is arranged on the right side of the inner cavity pipe, a groove body is connected with the push column in a sliding manner, a spring is arranged in the groove body, and the other end of the spring is connected with the right side of the push column.
Description
Technical Field
The utility model relates to the technical field of inflation valves, in particular to an inflation valve of a fire extinguisher.
Background
The fire extinguisher is a portable fire extinguishing tool, and is necessary to shuttle in every life of people, especially public places with high population density, production workshops easy to cause fires, warehouses for storing inflammable objects and the like, gas needs to be filled into the fire extinguisher when the fire extinguisher is produced, and generally an operator is required to press a pressure handle on the fire extinguisher, so that an inlet and an outlet of a valve of the fire extinguisher are communicated, and a fire extinguisher bottle is filled by an inflation end of an inflation device and an outlet of the valve of the fire extinguisher.
At present, the inflation valve is sealed by a gasket, but the structure ensures that the inflation valve has poor air sealing strength, so that the inflation valve is easy to leak air when in use, and therefore, the inflation valve of the fire extinguisher is provided.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects existing in the prior art, the utility model provides the inflation valve of the fire extinguisher, which can effectively solve the problems in the prior art.
(II) technical scheme
In order to achieve the above purpose, the utility model is realized by the following technical scheme:
the utility model discloses a fire extinguisher inflation valve, which comprises a connecting plate, wherein a connecting pipe is arranged on the left side of the connecting plate, an inner thread is arranged on the inner wall of the connecting pipe, an inner cavity pipe is arranged on the right side of the connecting plate, a valve core main body is arranged in the inner cavity pipe, a group of inflation grooves are formed in the inner cavity pipe, an outer connecting pipe is arranged on the right side of the connecting plate, the outer connecting pipe is arranged on the outer side of the inner cavity pipe, the outer connecting pipe and the inner cavity pipe are arranged in a concentric circle structure, and an outer thread is arranged on the outer side of the outer connecting pipe.
Still further, the case main part is including logical groove that the connecting plate middle part was seted up, sliding connection has the spool on the logical groove, be provided with the bed course on the inner wall of logical groove, the right-hand member of spool is provided with the push plate, the push plate with the inner wall sliding connection of inner chamber pipe, the right side of push plate is provided with pushes away the post, the right side inside of inner chamber pipe is provided with the cell body, push away the post with cell body sliding connection, be provided with the spring in the cell body, the other end of spring with push away the right side of post.
Furthermore, the side surface of the pushing piece is coated with a sealing ring, and the thickness of the sealing ring is larger than the width of the inflating groove.
Further, the longitudinal section of the pushing post is rectangular, and the pushing piece and the pushing post are integrally formed.
Further, a filter screen is arranged on the air charging groove, and the filter screen is made of nylon materials.
Further, a ring groove is formed in the right portion of the outer side of the outer connecting pipe, and a gasket is arranged in the ring groove.
(III) beneficial effects
Compared with the known public technology, the technical scheme provided by the utility model has the following beneficial effects:
according to the utility model, a user connects an internal thread on the inner wall of a pipe with an air inlet end of an air charging device, an external thread on the outer side of an external pipe is connected with an air inlet of a fire extinguisher, the air is filled in the connecting pipe through the air charging external air charging device, so that a valve column is stressed to move in a through groove, a push piece and the inner wall of an inner cavity pipe slide rightwards, so that the push column moves, a spring in a groove body is extruded and deformed, the side surface of the push piece does not shade the air charging groove, air is discharged through the air charging groove, the air is conveyed into the fire extinguisher through an external connecting pipe, in the use process, a cushion layer on the inner wall of the through groove improves the moving tightness of the valve column in the through groove, the side surface of the push piece is coated with a sealing ring, the thickness of the sealing ring is larger than the width of the air charging groove, so that the sealing ring in an initial state completely seals the air charging groove, the sealing tightness used by the air charging valve is improved, an annular groove is formed in the right part of the outer side of the external connecting pipe, and a gasket is arranged in the annular groove, so that the tightness of the air inlet connection of the fire extinguisher is improved by the external connecting pipe.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is evident that the drawings in the following description are only some embodiments of the present utility model and that other drawings may be obtained from these drawings without inventive effort for a person of ordinary skill in the art.
FIG. 1 is a perspective view of the present utility model;
FIG. 2 is a front cross-sectional view of the structure of the present utility model;
fig. 3 is an enlarged view at a in fig. 2.
Reference numerals in the drawings represent respectively: 1. a connecting plate; 2. a connecting pipe; 3. an internal thread; 4. an inner lumen tube; 5. an air charging tank; 6. an outer connecting pipe; 7. an external thread; 8. a through groove; 9. a spool; 10. pushing the sheet; 11. pushing a column; 12. a tank body; 13. a spring; 14. a seal ring; 15. a filter screen; 16. and a gasket.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model is further described below with reference to examples.
Examples
1-3, including connecting plate 1, connecting pipe 2 and external connection 6 are integrated into one piece structure setting, and connecting plate 1, connecting pipe 2 and external connection 6 are made for smart steel material, promote the life of fire extinguisher charging valve, the left side of connecting plate 1 is provided with connecting pipe 2, the inner wall of connecting pipe 2 is provided with internal thread 3, internal thread 3 is used for linking to each other with aerating device's inlet end, the right side of connecting plate 1 is provided with inner tube 4, be provided with the case main part in the inner tube 4, set up a set of air tank 5 on the inner tube 4, case main part control is discharged gas input, arrange the fire extinguisher through air tank 5, the right side of connecting plate 1 is provided with external connection 6, external connection 6 sets up in the outside of inner tube 4, external connection 6 and the setting of inner tube 4 concentric circle structure, the outside of external connection 6 is provided with external thread 7, external connection 6 links to each other the air inlet of fire extinguisher.
As shown in fig. 1, 2 and 3, the valve core main body comprises a through groove 8 formed in the middle of the connecting plate 1, a valve column 9 is slidably connected to the through groove 8, the valve column 9 is made of copper, the valve column 9 is of a cylindrical structure, a cushion layer is arranged on the inner wall of the through groove 8, the cushion layer is made of a silica gel material, the tightness of the movement of the valve column 9 in the through groove 8 is improved, the right end of the valve column 9 is provided with a push plate 10, the push plate 10 is slidably connected with the inner wall of the inner cavity pipe 4, the right side of the push plate 10 is provided with a push column 11, the right side of the inner cavity pipe 4 is internally provided with a groove body 12, the push column 11 is slidably connected with the groove body 12, a spring 13 is arranged in the groove body 12, the other end of the spring 13 is connected with the right side of the push column 11, the air inlet end of the air charging device is connected with the inner wall of the pipe through internal thread 3, the air charging device, the connecting pipe 2 is filled with air, the valve column 9 is forced to move in the through groove 8, the push plate 10 and the inner wall of the inner cavity pipe 4 slides rightwards, the push plate 11 moves and the push column 11 is blocked by the inner wall of the spring 13, the side of the groove 12 is blocked by the spring 13, the side of the air charging device is extruded, and the air charging device 5 is discharged out of the air charging pipe 5 through the groove 5.
As shown in fig. 2 and 3, the side surface of the push plate 10 is coated with a sealing ring 14, the thickness of the sealing ring 14 is greater than the width of the air charging groove 5, the sealing ring 14 is made of nitrile rubber, the rubber has better wear resistance and ageing resistance, the service life of the sealing ring 14 is further prolonged, the thickness of the sealing ring 14 is greater than the width of the air charging groove 5, the sealing ring 14 in an initial shape completely seals the air charging groove 5, and the sealing performance of the air charging valve is improved.
As shown in fig. 2, the longitudinal section of the push post 11 is rectangular, so that the push post 11 stably moves in the groove body 12, and the push plate 10 and the push post 11 are integrally formed, so that the structural integrity formed by the push plate 10 and the push post 11 is strong.
As shown in fig. 2 and 3, the air charging groove 5 is provided with a filter screen 15, the filter screen 15 is made of nylon material, and when the air charging groove is used for charging air into the fire extinguisher, dry powder in the fire extinguisher drifts into the inner cavity tube 4.
As shown in fig. 2 and 3, the right part of the outer side of the outer connecting pipe 6 is provided with a ring groove, a gasket 16 is arranged in the ring groove, and the ring groove is made of nitrile rubber, so that the rubber has better wear resistance and ageing resistance, the service life of the sealing ring 14 is further prolonged, and the sealing performance of the outer connecting pipe 6 for connecting the air inlet of the fire extinguisher is improved.
In the embodiment, when the device is specifically implemented, a user connects the internal thread 3 on the inner wall of the pipe with the air inlet end of the air charging device, the external thread 7 on the outer side of the external pipe 6 is connected with the air inlet of the fire extinguisher, the connecting pipe 2 is filled with air through the air charging external air charging device, the valve column 9 is stressed to move in the through groove 8, the push plate 10 and the inner wall of the inner cavity pipe 4 slide rightwards, the push plate 11 is enabled to move, the spring 13 in the groove body 12 is extruded and deformed, the side surface of the push plate is enabled to be free of shielding of the air charging groove 5, the air is discharged through the air charging groove 5, the air is conveyed into the fire extinguisher through the external pipe 6, in the use process, the cushion layer on the inner wall of the through groove 8 promotes the tightness of the valve column 9 moving in the through groove 8, the side surface of the push plate 10 is coated with the sealing ring 14, the thickness of the sealing ring 14 is larger than the width of the air charging groove 5, the sealing ring 14 in the initial state completely seals the air charging groove 5, the sealing ring groove used by the air charging valve is promoted, the right part of the outer side of the external pipe 6 is opened, and the annular groove 16 is arranged in the outer side of the pipe 6, and the air inlet of the fire extinguisher is enabled to be connected with the annular groove 6.
The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (6)
1. The utility model provides a fire extinguisher inflation valve, includes connecting plate (1), its characterized in that: the left side of connecting plate (1) is provided with connecting pipe (2), the inner wall of connecting pipe (2) is provided with internal thread (3), the right side of connecting plate (1) is provided with inner chamber pipe (4), be provided with the case main part in inner chamber pipe (4), a set of air inflation groove (5) have been seted up on inner chamber pipe (4), the right side of connecting plate (1) is provided with outer takeover (6), outer takeover (6) set up the outside of inner chamber pipe (4), outer takeover (6) with inner chamber pipe (4) concentric circle structure sets up, the outside of outer takeover (6) is provided with external screw thread (7).
2. A fire extinguisher inflation valve according to claim 1, wherein: the valve core main part is including logical groove (8) of seting up in connecting plate (1) middle part, sliding connection has spool (9) on logical groove (8), be provided with the bed course on the inner wall of logical groove (8), the right-hand member of spool (9) is provided with pushing away piece (10), pushing away piece (10) with inner wall sliding connection of inner chamber pipe (4), the right side of pushing away piece (10) is provided with pushing away post (11), the inside cell body (12) that is provided with in the right side of inner chamber pipe (4), pushing away post (11) with cell body (12) sliding connection, be provided with spring (13) in cell body (12), the other end of spring (13) with the right side of pushing away post (11).
3. A fire extinguisher inflation valve according to claim 2, wherein: the side surface of the pushing piece (10) is coated with a sealing ring (14), and the thickness of the sealing ring (14) is larger than the width of the inflation groove (5).
4. A fire extinguisher inflation valve according to claim 2, wherein: the longitudinal section of the pushing post (11) is rectangular, and the pushing plate (10) and the pushing post (11) are integrally formed.
5. A fire extinguisher inflation valve according to claim 1, wherein: the air charging groove (5) is provided with a filter screen (15), and the filter screen (15) is made of nylon materials.
6. A fire extinguisher inflation valve according to claim 1, wherein: the right part of the outer side of the external connection pipe (6) is provided with a ring groove, and a gasket (16) is arranged in the ring groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321460973.4U CN220061441U (en) | 2023-06-09 | 2023-06-09 | Fire extinguisher inflation valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321460973.4U CN220061441U (en) | 2023-06-09 | 2023-06-09 | Fire extinguisher inflation valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220061441U true CN220061441U (en) | 2023-11-21 |
Family
ID=88788007
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321460973.4U Active CN220061441U (en) | 2023-06-09 | 2023-06-09 | Fire extinguisher inflation valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220061441U (en) |
-
2023
- 2023-06-09 CN CN202321460973.4U patent/CN220061441U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |