CN108679252B - Novel fire control valve - Google Patents
Novel fire control valve Download PDFInfo
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- CN108679252B CN108679252B CN201810600750.0A CN201810600750A CN108679252B CN 108679252 B CN108679252 B CN 108679252B CN 201810600750 A CN201810600750 A CN 201810600750A CN 108679252 B CN108679252 B CN 108679252B
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- pipe
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/30—Details
- F16K3/314—Forms or constructions of slides; Attachment of the slide to the spindle
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/04—Construction of housing; Use of materials therefor of sliding valves
- F16K27/041—Construction of housing; Use of materials therefor of sliding valves cylindrical slide valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/28—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with resilient valve members
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/30—Details
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K35/00—Means to prevent accidental or unauthorised actuation
- F16K35/10—Means to prevent accidental or unauthorised actuation with locking caps or locking bars
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
- F16K37/0008—Mechanical means
- F16K37/0016—Mechanical means having a graduated scale
Abstract
The invention discloses a novel fire valve, which comprises a valve body, wherein a supporting water pipe is connected at the middle position of the lower side of the valve body, one end of the supporting water pipe, which is far away from the valve body, is connected with a hexagonal connecting base, a valve core is arranged at the middle position inside the valve body, a connecting shaft is arranged at the middle position of one side of the valve body, one end of the connecting shaft is connected with the valve core, the other end of the connecting shaft passes through the valve body and is connected with a rotating wheel, a reset spring is arranged at the middle position outside the connecting shaft, an annular limiting boss is arranged inside one side of the valve body, which is far away from the connecting shaft, when the valve body is screwed and pushed towards the inside of the valve body through a pipe connector, the valve core is pushed to move along the axial direction of a sliding shaft, then the supporting, the operation is simple and convenient.
Description
Technical Field
The invention relates to the field of valve equipment, in particular to a novel fire valve.
Background
The fire valve is an important accessory for controlling industrial and building pipelines, and consists of a valve body, an opening and closing mechanism and a valve cover, wherein the fire valve is used for dealing with emergencies such as fire disasters, however, the existing fire valves are spiral disc valves, when an emergency fire accident happens, the valve needs a period of not short time to be unscrewed, so that the disaster is more difficult to control, and in the accident, the time is always the most valuable, the life and property are concerned, the fire valve cannot be quickly opened under the emergency, and the potential safety hazard of production and property of a user is undoubtedly greatly improved.
Disclosure of Invention
The invention aims to solve the problems, and provides a novel fire valve which can realize automatic opening when the valve is connected with an external fire water pipe, can realize automatic closing after the external fire water pipe is detached from the valve, greatly saves rescue time, and is simple and convenient to operate.
In order to achieve the purpose, the invention provides the following technical scheme:
the invention provides a novel fire valve, which comprises a valve body, wherein a supporting water pipe is connected at the middle position of the lower side of the valve body, one end of the supporting water pipe, which is far away from the valve body, is connected with a hexagonal connecting base, a valve core is arranged at the middle position inside the valve body, a connecting shaft is arranged at the middle position of one side of the valve body, one end of the connecting shaft is connected with the valve core, the other end of the connecting shaft passes through the valve body and is connected with a rotating wheel, a reset spring is arranged at the middle position outside the connecting shaft, an annular limiting boss is arranged inside one side of the valve body, which is far away from the connecting shaft, a pipe connector is in threaded connection with one side inside the annular limiting boss, one end of the pipe connector, which is far away from the annular limiting boss, is, and a valve end cover is arranged on one side of the valve body close to the annular limiting boss.
Preferably, a sealing caulking groove is formed in an eccentric position of the lower side of the hexagonal connecting base, and an annular fixing rib is arranged on one side, close to the inner portion of the supporting water service pipe, of the hexagonal connecting base.
Preferably, an L-shaped through groove is formed in the valve core, and three groups of annular sealing sliding gaskets are distributed at equal intervals on the outer side of the valve core; the L-shaped through groove (22) is provided with a circular inlet corresponding to the supporting water pipe, two groups of annular sealing sliding gaskets in the three groups are close to the circular inlet, the annular sealing sliding gasket (13) is of a thin strip structure, a mark groove (2) is formed in the upper side of the valve body (1), the mark groove (2) is made of a transparent material, a graduated scale is arranged on the edge of the mark groove (2) along the axial direction of the valve core (3), the graduated scale is matched with the annular sealing sliding gasket (13) at the circular inlet for use, and the graduated scale on the graduated scale is matched with the water flow corresponding to the circular inlet; the inner surface of one side, close to the valve end cover (5), of the valve core (3) is provided with an annular groove, the inner surface of the valve end cover (5) is provided with an L-shaped fixed rod, the annular groove is provided with a slide way perpendicular to the annular groove, the L-shaped fixed rod slides into the annular groove through the slide way, the slide way is located on the inner upper side of the valve body (1), and strip-shaped marks corresponding to the slide way and the L-shaped fixed rod respectively are arranged on the outer side of the valve body (1) and the outer side of the valve end cover (5).
Preferably, one side of the valve body, which is close to the valve core, is connected with one end of eight groups of sliding shafts which are symmetrically distributed at equal angles, and the other end of each sliding shaft is connected with the valve core through a sliding hole arranged at a position corresponding to the valve core.
Preferably, one side of the pipe connecting plate, which is close to the valve body, is provided with a first annular sealing connecting plate, and the first annular sealing connecting plate is connected with the valve body through an annular sealing connecting groove arranged at a position corresponding to the valve body.
Preferably, two sets of handles which are symmetrically distributed are arranged on one side, away from the valve body, of the valve end cover, a holding pad is arranged in the middle of each handle, a second annular sealing connecting plate is arranged on one side, close to the annular sealing connecting groove, of the valve end cover, and a hanging ring is arranged on one side, outside the valve end cover.
Preferably, the upper side of the valve body is provided with an identification groove, and one side of the valve body, which is close to the identification groove, is provided with a hook.
By adopting the structure, firstly, the hexagonal connection base is in threaded connection with an external water supply pipeline, the connection tightness can be improved through the sealing caulking groove, the annular fixing rib arranged in the hexagonal connection base plays a role in limiting and fixing, when in use, the valve end cover is taken down from one end of the valve body, then the hanging ring arranged on one side of the valve end cover is hung on the hanging hook arranged on one side of the outside of the valve body, the pipe connector is in threaded connection with one side of the inside of the annular limiting boss, when the pipe connector is pushed to the threads of the inside of the valve body, the valve core is pushed to move along the axial direction of the sliding shaft, then the L-shaped through groove is used for communicating and supporting the water pipe and the pipe connector, when the pipe connector is connected with the annular limiting boss, the sealing connection can be realized through the first annular sealing connecting plate and the annular sealing connecting groove arranged at the corresponding position of the valve body, and the water supply from small flow, thereby reduce the fire rescue time, can also drive the connecting axle through the pulling runner and remove to drive the case and remove for the condition that the accident blocked, the back is taken off the union coupling head to the use finishes, and the case resets under reset spring's elastic force effect and can accomplish closing of valve, and is quick simple, convenient to use.
The invention has the beneficial effects that: when the pipe connector is pushed to the inner thread of the valve body, the valve core is pushed to move along the axis direction of the sliding shaft, then the L-shaped through groove is communicated with and supports the water pipe and the pipe connector, so that the valve can be automatically opened when being connected with an external fire-fighting water pipe; the edge of the annular sealing sliding pad (13) can be compared with a graduated scale on the identification groove, the water yield can be accurately controlled under some special conditions, the resetting condition of the valve core can be observed in real time, and the performance of the spring and whether the valve is in a sealing state or not can be known. And can prevent through L type dead lever that the pedestrian from rotating the runner under non-service condition, reduce the loss of valve.
Drawings
In order to more clearly illustrate the embodiments of the present invention 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 obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic bottom view of the present invention;
fig. 3 is a left side view of the present invention.
The reference numerals are explained below: 1. a valve body; 2. marking a slot; 3. a valve core; 4. an annular limiting boss; 5. a valve end cap; 6. a holding pad; 7. a pipe connector; 8. a pipe connecting plate; 9. a water delivery pipe; 10. a first annular sealing web; 11. a handle; 12. a second annular sealing web; 13. an annular sealing slide gasket; 14. supporting the water through pipe; 15. an annular securing rib; 16. sealing the caulking groove; 17. the hexagonal connection base; 18. a rotating wheel; 19. a connecting shaft; 20. a slide shaft; 21. an annular sealing connecting groove; 22. an L-shaped through groove; 23. a return spring; 24. hooking; 25. and (7) hanging a ring.
Detailed Description
For the purposes of the present invention; technical solutions and advantages will be more apparent, and the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.
Referring to fig. 1-3, the invention provides a novel fire valve, which comprises a valve body 1, a supporting water pipe 14 is connected to the middle position of the lower side of the valve body 1, a hexagonal connecting base 17 is connected to one end of the supporting water pipe 14 far away from the valve body 1, a valve core 3 is arranged at the middle position of the inner part of the valve body 1, a connecting shaft 19 is arranged at the middle position of one side of the valve body 1, one end of the connecting shaft 19 is connected with the valve core 3, the other end of the connecting shaft 19 passes through the valve body 1 and is connected with a rotating wheel 18, a return spring 23 is arranged at the middle position of the outer side of the connecting shaft 19, an annular limiting boss 4 is arranged inside one side of the valve body 1 far away from the connecting shaft 19, a pipe connector 7 is connected to one side of the annular limiting boss 4 through threads, a pipe, the other end of the water delivery pipe 9 is connected with an external water spray gun, and one side of the valve body 1 close to the annular limiting boss 4 is provided with a valve end cover 5.
In an alternative embodiment, a sealing caulking groove 16 is formed at an eccentric position on the lower side of the hexagonal coupling base 17, and an annular fixing rib 15 is formed on one side of the hexagonal coupling base 17 adjacent to the inside of the support water passage pipe 14.
An L-shaped through groove 22 is formed in the valve core 3, and three groups of annular sealing sliding gaskets 13 which are distributed at equal intervals are arranged on the outer side of the valve core 3; the L-shaped through groove 22 is provided with a circular inlet corresponding to a supporting water pipe (14), two groups of three groups of annular sealing sliding gaskets are close to the circular inlet, the annular sealing sliding gasket 13 is of a thin strip structure, the upper side of the valve body 1 is provided with a mark groove 2, the mark groove 2 is made of transparent materials, a graduated scale is arranged at the edge of the mark groove 2 along the axial direction of the valve core 3, the graduated scale is matched with the annular sealing sliding gasket 13 at the circular inlet for use, and the thin strip is conveniently matched with the graduated scale for water flow reading, so that water flow can be obtained without using other water level flow measuring tools, and the water flow measuring device is accurate, simple and convenient; in the above structure, the applicant has also found that in the case of non-fire-fighting use, the runner 18 and the spool 3 are movable at any time, and sometimes a pedestrian such as a child may pull the runner to cause the L-shaped through groove to be adjacent to the supporting water pipe, so that a greater water pressure is directly contacted to the valve end cover 5, thereby presenting a safety hazard, and also not facilitating the use of the water source, and having a greater loss of the valve, for this reason, an annular groove is provided on the inner surface of the spool 3 on the side adjacent to the valve end cover 5, an L-shaped fixing rod is provided on the inner surface of the valve end cover 5, the annular groove has a slide way perpendicular to the annular groove, the L-shaped fixing rod slides into the annular groove through the slide way, the slide way is located on the inner upper side of the valve body 1, and strip marks corresponding to the slide way and the L-shaped fixing rod respectively are provided on the outer side of the valve body 1 and the outer side, thus, normally, the spool is fixed by the L-shaped fixing rod, and the runner 18 is also in a fixed state.
One side of the valve body 1, which is close to the valve core 3, is connected with one ends of eight groups of sliding shafts 20 which are symmetrically distributed at equal angles, and the other end of each sliding shaft 20 is connected with the valve core 3 through a sliding hole arranged at a position corresponding to the valve core 3.
In order to improve the sealing performance between the pipe connecting plate 8 and the valve body 1, a first annular sealing connecting plate 10 is arranged on one side, close to the valve body 1, of the pipe connecting plate 8, and the first annular sealing connecting plate 10 is connected with the valve body 1 through an annular sealing connecting groove 21 arranged at a corresponding position of the valve body 1.
Be convenient for take off valve end cover 5 from valve body 1 through handle 11 to improve the leakproofness between valve end cover 5 and the valve body 1 through second annular sealing connecting plate 12 and annular sealing connecting groove 21, one side that valve end cover 5 kept away from valve body 1 is equipped with two sets of handles 11 of symmetric distribution, the intermediate position of handle 11 is equipped with holds and fills up 6, one side that valve end cover 5 is close to annular sealing connecting groove 21 is equipped with second annular sealing connecting plate 12, outside one side of valve end cover is equipped with hangs circle 25.
Can carry out simple use through sign groove 2 and introduce the valve, couple 24 can be convenient for place valve end cover 5 with hanging ring 25 cooperation, and the upside of valve body 1 is equipped with sign groove 2, and one side that valve body 1 is close to sign groove 2 is equipped with couple 24.
By adopting the structure, firstly, the hexagonal connecting base 17 is in threaded connection with an external water supply pipeline, the sealing performance of the connection can be improved through the sealing caulking groove 16, the annular fixing rib 15 arranged in the hexagonal connecting base 17 plays a role in limiting and fixing, when the valve end cover 5 is required to be used, the valve end cover 5 is taken down from one end of the valve body 1, when the valve end cover is particularly taken down, the strip marks on the outer side of the valve body 1 and the outer side of the valve end cover 5 are checked, when the strip marks are positioned on a straight line, the L-shaped fixing rod can move through the slide way, so that the valve end cover 5 is taken down smoothly, then the hanging ring 25 arranged on one side of the valve end cover 5 is hung on the hanging hook 24 arranged on one side of the outer part of the valve body 1, the pipe connector 7 is in threaded connection with one side of the inner part of the annular limiting lug boss 4, and the pipe connector 7 pushes the valve, then the supporting water pipe 14 is communicated with the pipe connector 7 through the L-shaped through groove 22, when the valve core moves, the circular inlet on the valve core is gradually close to the supporting water pipe, the annular sealing sliding pads on two sides, which are close to the circular inlet, are also gradually close to the marking grooves, when the annular sealing sliding pads are close to the zero scale on the scale, the circular inlet and the supporting water pipe are in a communicated and non-communicated critical state, when the valve core is pushed in again, the annular sealing sliding pads enter the scale, the fact that parts of the annular sealing sliding pads are communicated with the supporting water pipe is explained, when the other annular sealing sliding pads appear, the annular sealing sliding pads are completely communicated with the supporting water pipe, and the scale is at the maximum value, so that the shape of the circular inlet is not linear, and the scale marks on the scale are not uniformly distributed but are in a matching relation with the water flow corresponding. Pipe connector 7 can realize sealing connection through the annular seal spread groove 21 that first annular seal connecting plate 10 and valve body 1 correspond the position and be equipped with when being connected with annular spacing boss 4, just can realize flowing through to the big-traffic water of flow from childhood to raceway 9 at the in-process of connecting, thereby reduce the fire rescue time, can also drive connecting axle 19 through pulling runner 18 and remove, thereby drive case 3 and remove, a condition for preventing unexpected the jam, the back is taken off pipe connector 7 to the end of use, case 3 resets under the elastic force effect of reset spring 23 and can accomplish closing of valve, and is quick and simple, and the use is convenient.
The invention has the beneficial effects that: when the pipe connector 7 is pushed to the inner thread of the valve body 1, the valve core 3 is pushed to move along the axis direction of the sliding shaft 20, then the L-shaped through groove 22 is communicated with and supports the water pipe 14 and the pipe connector 7, so that the valve can be automatically opened when being connected with an external fire-fighting water pipe, after the pipe connector 7 is taken down after use, the valve core 3 is reset under the action of the elastic force of the reset spring 23, so that the external fire-fighting water pipe can be automatically closed after being detached from the valve, the rescue time is greatly saved, and the operation is simple and convenient; the edge of the annular sealing sliding pad (13) can be compared with a graduated scale on the identification groove, the water yield can be accurately controlled under some special conditions, the resetting condition of the valve core can be observed in real time, and the performance of the spring and whether the valve is in a sealing state or not can be known. And can prevent through L type dead lever that the pedestrian from rotating the runner under non-service behavior, reduce the loss of valve, guarantee safety simultaneously.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (6)
1. The utility model provides a novel fire control valve, includes valve body (1), its characterized in that: a supporting water service pipe (14) is connected to the middle position of the lower side of the valve body (1), a hexagonal connecting base (17) is connected to one end, far away from the valve body (1), of the supporting water service pipe (14), a valve core (3) is arranged at the middle position of the inner portion of the valve body (1), a connecting shaft (19) is arranged at the middle position of one side of the valve body (1), one end of the connecting shaft (19) is connected with the valve core (3), the other end of the connecting shaft (19) penetrates through the valve body (1) and is connected with a rotating wheel (18), a reset spring (23) is arranged at the middle position of the outer side of the connecting shaft (19), an annular limiting boss (4) is arranged inside one side, far away from the connecting shaft (19), of the annular limiting boss (4), a pipe connecting head (7) is in threaded connection with one side of the inner portion of the annular, one side, far away from the pipe connector (7), of the pipe connecting plate (8) is connected with a water delivery pipe (9), the other end of the water delivery pipe (9) is connected with an external water spray gun, one side, close to the annular limiting boss (4), of the valve body (1) is provided with a valve end cover (5), an L-shaped through groove (22) is formed in the valve core (3), and the outer side of the valve core (3) is provided with three groups of annular sealing sliding cushions (13) which are distributed at equal intervals; the L-shaped through groove (22) is provided with a circular inlet corresponding to the supporting water through pipe, two groups of annular sealing sliding gaskets in the three groups are close to the circular inlet, the annular sealing sliding gasket (13) is of a thin strip structure, a mark groove (2) is formed in the upper side of the valve body (1), the mark groove (2) is made of a transparent material, a graduated scale is arranged on the edge of the mark groove (2) along the axial direction of the valve core (3), and the graduated scale is matched with the annular sealing sliding gasket (13) at the circular inlet for use; the inner surface of one side, close to the valve end cover (5), of the valve core (3) is provided with an annular groove, the inner surface of the valve end cover (5) is provided with an L-shaped fixed rod, the annular groove is provided with a slide way perpendicular to the annular groove, the L-shaped fixed rod slides into the annular groove through the slide way, the slide way is located on the inner upper side of the valve body (1), and strip-shaped marks corresponding to the slide way and the L-shaped fixed rod respectively are arranged on the outer side of the valve body (1) and the outer side of the valve end cover (5).
2. A novel fire valve as defined in claim 1, wherein: the hexagonal connection base is characterized in that a sealing caulking groove (16) is formed in the eccentric position of the lower side of the hexagonal connection base (17), and an annular fixing rib (15) is arranged on one side, close to the inner portion of the support water service pipe (14), of the hexagonal connection base (17).
3. A novel fire valve as defined in claim 1, wherein: one side of the valve body (1) close to the valve core (3) is connected with one end of eight groups of sliding shafts (20) which are symmetrically distributed at equal angles, and the other end of each sliding shaft (20) is connected with the valve core (3) through a sliding hole arranged at the corresponding position of the valve core (3).
4. A novel fire valve as defined in claim 1, wherein: one side that pipe connecting plate (8) are close to valve body (1) is equipped with first annular sealing connecting plate (10), first annular sealing connecting plate (10) are connected with valve body (1) through annular sealing spread groove (21) that valve body (1) correspond the position and are equipped with.
5. A novel fire valve as claimed in claim 4, wherein: one side that valve end cover (5) kept away from valve body (1) is equipped with two sets of handles (11) of symmetric distribution, the intermediate position of handle (11) is equipped with holds pad (6), one side that valve end cover (5) are close to annular seal spread groove (21) is equipped with second annular seal connecting plate (12), outside one side of valve end cover is equipped with hangs circle (25).
6. A novel fire valve as defined in claim 1, wherein: the upside of valve body (1) is equipped with sign groove (2), one side that valve body (1) is close to sign groove (2) is equipped with couple (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810600750.0A CN108679252B (en) | 2018-06-12 | 2018-06-12 | Novel fire control valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810600750.0A CN108679252B (en) | 2018-06-12 | 2018-06-12 | Novel fire control valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108679252A CN108679252A (en) | 2018-10-19 |
| CN108679252B true CN108679252B (en) | 2020-09-01 |
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ID=63810719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810600750.0A Active CN108679252B (en) | 2018-06-12 | 2018-06-12 | Novel fire control valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108679252B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1092690A (en) * | 1993-03-19 | 1994-09-28 | 薛建仁 | Automatic fire hydrant |
| JP2003113629A (en) * | 2001-10-02 | 2003-04-18 | Shigeo Sato | Faucet for winter season |
| CN201727868U (en) * | 2010-06-30 | 2011-02-02 | 中芯国际集成电路制造(上海)有限公司 | Fire hydrant automatic water drain valve |
| CN103104745A (en) * | 2012-11-14 | 2013-05-15 | 安徽铜都阀门股份有限公司 | Stroke indication device of non-rising stem gate valve |
-
2018
- 2018-06-12 CN CN201810600750.0A patent/CN108679252B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1092690A (en) * | 1993-03-19 | 1994-09-28 | 薛建仁 | Automatic fire hydrant |
| JP2003113629A (en) * | 2001-10-02 | 2003-04-18 | Shigeo Sato | Faucet for winter season |
| CN201727868U (en) * | 2010-06-30 | 2011-02-02 | 中芯国际集成电路制造(上海)有限公司 | Fire hydrant automatic water drain valve |
| CN103104745A (en) * | 2012-11-14 | 2013-05-15 | 安徽铜都阀门股份有限公司 | Stroke indication device of non-rising stem gate valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108679252A (en) | 2018-10-19 |
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