CN107854788A - A kind of Novel dry powder stroller valve - Google Patents
A kind of Novel dry powder stroller valve Download PDFInfo
- Publication number
- CN107854788A CN107854788A CN201711000569.8A CN201711000569A CN107854788A CN 107854788 A CN107854788 A CN 107854788A CN 201711000569 A CN201711000569 A CN 201711000569A CN 107854788 A CN107854788 A CN 107854788A
- Authority
- CN
- China
- Prior art keywords
- valve
- sealing ring
- dry powder
- stroller
- valve body
- 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.)
- Pending
Links
Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C13/00—Portable extinguishers which are permanently pressurised or pressurised immediately before use
- A62C13/76—Details or accessories
-
- 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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
-
- 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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
-
- 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
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
-
- 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
- F16K31/60—Handles
- F16K31/602—Pivoting levers, e.g. single-sided
-
- 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
-
- 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
- F16K41/00—Spindle sealings
- F16K41/02—Spindle sealings with stuffing-box ; Sealing rings
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Lift Valve (AREA)
Abstract
The present invention provides a kind of Novel dry powder stroller valve, it includes valve body, chamber is provided with valve body, the side wall of valve body is provided with venthole and the first air admission hole, valve rod is provided with chamber, the upper end of valve rod is provided with the first valve thimble, the first spring, the first pad and the first sealing ring are from top to bottom arranged with valve rod respectively, valve rod extends downwardly after running through boss and is connected with the second valve thimble, the upper end of valve body is connected with handle, handle connects the first valve thimble, and handle is provided with safety plug, rubber chain is connected between safety plug and valve body；The end of first air admission hole is provided with inlet duct, and inlet duct includes inflation valve element, and charge valve in-core is provided with valve inside and attachment cap, second spring is provided between valve inside and the attachment cap, and attachment cap is provided with filter screen；The lower end of valve body is provided with the 5th sealing ring.Simple, convenient to use, dry powder filling the quality of Novel dry powder stroller valve mechanism of the present invention is high, and impurity is few and good seal performance, processing cost are low.
Description
Technical field
The present invention relates to a kind of dry powder extinguisher stroller valve, more particularly to a kind of Novel dry powder stroller valve.
Background technology
Fire extinguisher can then be divided into according to the extinguishing chemical filled：Foam, dry powder, alkyl halide, carbon dioxide, clear water etc., do
Powder stroller valve is one kind of extinguisher valve, and conventional dry powder stroller valve is substantially by under valve rod in the market
End sets valve thimble, then sets spring in valve thimble lower end, and connecting vertical tube socket by spring is operated, the dry powder of this structure
Stroller valve mechanism is complicated, uses inconvenient and high processing costs, and economic benefit is low, and easy when filling dry powder
Impurity is mixed into so that the quality of dry powder cannot be guaranteed.
The content of the invention
【1】Technical problems to be solved
The technical problem to be solved in the present invention is to provide a kind of quality simple in construction, convenient to use, dry powder filling
High, the Novel dry powder stroller valve of good seal performance.
【2】The technical scheme solved the problems, such as
The present invention provides a kind of Novel dry powder stroller valve, and it includes valve body 1, and chamber 101, institute are provided with the valve body 1
The side wall for stating valve body 1 is provided with the air admission hole 103 of venthole 102 and first, and the venthole 102 connects the chamber 101, described
The second air admission hole 106 is connected with first air admission hole 103, second air admission hole 106 is through the valve body 1 and sets the chamber
The side of room 101, the chamber 101 is interior to be provided with boss 104, is provided with valve rod 2 in the chamber 101, the upper end of the valve rod 2 is set
There is the first valve thimble 8, be from top to bottom arranged with the first spring 12, the first pad 11 and the first sealing ring on the valve rod 2 respectively
16, first spring 12 is located at the lower end of first valve thimble 8, and first sealing ring 16 is located at the boss 104
Upper end, the valve rod 2 extend downwardly after running through the boss 104 and are connected with the second valve thimble 9, second valve thimble 9 with
The second pad 10 and the second sealing ring 3 are provided between the valve rod 2, the upper end of the valve body 1 is provided with groove 105, the groove
Handle 6 is connected with 105, the handle 6 connects first valve thimble 8, and the handle 6 is provided with safety plug 17, the guarantor
Rubber chain 15 is connected between dangerous pin 17 and the valve body 1；The end of first air admission hole 103 is provided with inlet duct, described
Inlet duct includes inflation valve element 19, and the 3rd sealing ring 5 is provided between the inflation valve element 19 and first air admission hole 103,
Valve inside 18 and attachment cap 20 are provided with the inflation valve element 19, second is provided between the valve inside 18 and the attachment cap 20
Spring 13, the valve inside 18 are outwards set between the inflation valve element 19, the valve inside 18 and the inflation valve element 19
There is the 4th sealing ring 4, through hole is provided among the attachment cap 20, filter screen 21 is provided with the through hole；The lower end of the valve body 1 is set
There is the 5th sealing ring 7.
Further, the handle 6 is lengthening handle.
Further, the material of the filter screen 21 is copper.
Further, first sealing ring 16, the 3rd sealing ring 5 and the 4th sealing ring 4 are the sealing of O shapes
Circle.
Further, connected between the handle 6 and the valve body 1 by rivet 14.
Further, first sealing ring 16, second sealing ring 3, the 3rd sealing ring 5 and the described 4th are close
The material of seal 4 is nitrile rubber.
Further, the material of the 5th sealing ring 7 is hytre l.
Further, second air admission hole 106 is inclined hole, between the axis of the inclined hole and the axis of the valve body 1
Angle be more than or equal to 1.5 ° and less than or equal to 2.5 °.
Further, the angle is 2 °.
Further, the angle between the axis of first air admission hole 103 and the axis of the venthole 102 is 90 °.
【3】Beneficial effect
Novel dry powder stroller valve mechanism of the present invention is simple, quality convenient to use, dry powder filling is high, impurity is few,
And good seal performance, processing cost are low.
Brief description of the drawings
Fig. 1 is the structural representation of Novel dry powder stroller valve of the present invention；
Fig. 2 is the A portions enlarged drawing in Fig. 1；
Fig. 3 is the B portions enlarged drawing in Fig. 1；
Fig. 4 is the C portions enlarged drawing in Fig. 1；
Fig. 5 is the structural representation of inlet duct and the first air admission hole in Novel dry powder stroller valve of the present invention；
Fig. 6 is the front view of valve body in Novel dry powder stroller valve of the present invention；
Fig. 7 is the right view of valve body in Novel dry powder stroller valve of the present invention.
Embodiment
Below in conjunction with the accompanying drawings, present pre-ferred embodiments are discussed in detail.
Refering to Fig. 1 to Fig. 7, the present invention provides a kind of Novel dry powder stroller valve, and it includes valve body 1, is provided with valve body 1
Chamber 101, chamber 101 are stepped hole, and upper end aperture is small, lower end aperture is big, in the side wall of valve body 1 be provided with venthole 102 with
First air admission hole 103, in the present embodiment the angle between the axis of the first air admission hole 103 and the axis of venthole 102 be
90°；Venthole 102 connects the bottom of upper end hole in chamber 101, and the second air admission hole 106 is connected with the first air admission hole 103, the
Two air admission holes 106 set the side (being right side in Fig. 1) of chamber 101, chamber 101 downward through valve body 1, the second air admission hole 106
Interior to be provided with boss 104, boss 104 is located in upper end hole, and valve rod 2 is provided with chamber 101, and first is provided with the upper end of valve rod 2
Valve thimble 8, the first spring 12, the first pad 11 and the first sealing ring 16, the first spring are from top to bottom arranged with respectively on valve rod 2
12 are located at the lower end of the first valve thimble 8, and the first sealing ring 16 is located at the upper end of boss 104, and the first pad 11 is located at the first spring
12 and first between sealing ring 16, and valve rod 2 is extended downward into large aperture after running through boss 104, and the lower end of valve rod 2 is connected with
Second valve thimble 9, is provided with the second pad 10 and the second sealing ring 3 between the second valve thimble 9 and valve rod 2, the second sealing ring 3 is used for
Sealed valve stem 2 and cavity 101, groove 105 is provided with the upper end of valve body 1, is connected with handle 6 in groove 105, in the present embodiment
Connected between handle 6 and valve body 1 by rivet 14, the through-going recess 105 of rivet 14, handle 6 connects the first valve thimble 8, in handle 6
Safety plug 17 is provided with, rubber chain 15 is connected between safety plug 17 and valve body 1；Be provided with the end of the first air admission hole 103 into
Device of air, inlet duct include inflation valve element 19, the 3rd sealing ring 5 are provided between the air admission hole 103 of valve element 19 and first is inflated,
Valve inside 18 and attachment cap 20 are provided with inflation valve element 19, second spring 13, gas are provided between valve inside 18 and attachment cap 20
Door core 18 is outwards provided with the 4th sealing ring 4 between inflation valve element 19, valve inside 18 and inflation valve element 19, among attachment cap 20
Provided with through hole, filter screen 21 is provided with through hole；The lower end of valve body 1 is provided with the 5th sealing ring 7；In order to strengthen its scope of application in this reality
Apply handle 6 in example and, to lengthen handle, select suitable length as needed, the material of filter screen 21 preferentially selects copper；In order to improve
The first sealing ring 16, the 3rd sealing ring 5 and the 4th sealing ring 4 are O-ring seals to the performance of sealing in the present embodiment, and
First sealing ring 16, the second sealing ring 3, the material of the 3rd sealing ring 5 and the 4th sealing ring 4 are nitrile rubber, the 5th sealing
The material of circle 7 (HYTREL Chinese name Hai Cui, shrinkage factor 7 ‰, density 1.2g/cm3, is a kind of thermoplastic polyester's elasticity for hytrel
Body block copolymer)；In order to improve the quality of filling, the second air admission hole 106 is arranged to inclined hole, the axle of inclined hole in the present embodiment
Angle between the axis of line and valve body 1 is more than or equal to 1.5 ° and less than or equal to 2.5 °, and the angle of angle is excellent in the present embodiment
2 ° are first selected, is not easy to overflow from 2 ° of dry powder that can ensure filling, and the second air admission hole 106 is stepped hole, lower end
Aperture is more than the aperture of upper end.
The application method of this valve is elaborated with reference to the present embodiment, first by Novel dry powder provided by the invention
Stroller valve is threadably mounted on the tank body of fire extinguisher by the lower end of valve body 1, is then filled with dry powder, and valve inside 18 squeezes during filling
Second spring 13 is pressed, dry powder valve inside 18 out of first air admission hole 103 is sequentially entered after attachment cap 20, filter screen 21 from the second air inlet
Hole 106 is entered in the tank body of fire extinguisher, after the completion of filling valve inside 18 reset, it is necessary to using when push safety plug 17 aside by handle
6 push, and handle 6 pushes release dry powder with ovable valve stem 2, are resetted valve rod 2 by the first spring 12 after the completion of release.
It is also pointed out that be this valve for filling dry powder before need carry out air pressure test, when pressure is 1.8MPa
Ensure that gas leakage can not occur for overall air-tightness, can not occur 1 visible deformation of leak and valve body when hydraulic pressure is 3MPa.
Novel dry powder stroller valve mechanism of the present invention is simple, quality convenient to use, dry powder filling is high, impurity is few,
And good seal performance, processing cost are low.
Described above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, some improvements and modifications can also be made, these improvements and modifications
Also it should be regarded as protection scope of the present invention.
Claims (10)
- A kind of 1. Novel dry powder stroller valve, it is characterised in that：Including valve body (1), chamber (101) is provided with the valve body (1), The side wall of the valve body (1) is provided with venthole (102) and the first air admission hole (103), and the venthole (102) connects the chamber Room (101), the second air admission hole (106) is connected with first air admission hole (103), second air admission hole (106) runs through institute State valve body (1) and the side of the chamber (101) is set, boss (104), the chamber (101) are provided with the chamber (101) Interior to be provided with valve rod (2), the upper end of the valve rod (2) is provided with the first valve thimble (8), from top to bottom covered respectively on the valve rod (2) It is located at first valve provided with the first spring (12), the first pad (11) and the first sealing ring (16), first spring (12) The lower end of pole cap (8), first sealing ring (16) are located at the upper end of the boss (104), and the valve rod (2) is through described convex Extended downwardly after platform (104) and be connected with the second valve thimble (9), be provided between second valve thimble (9) and the valve rod (2) Second pad (10) and the second sealing ring (3), the upper end of the valve body (1) are provided with groove (105), connected in the groove (105) Handle (6) is connected to, the handle (6) connects first valve thimble (8), and the handle (6) is provided with safety plug (17), described Rubber chain (15) is connected between safety plug (17) and the valve body (1)；The end of first air admission hole (103) is provided with air inlet Device, the inlet duct include inflation valve element (19), set between the inflation valve element (19) and first air admission hole (103) Have the 3rd sealing ring (5), be provided with valve inside (18) and attachment cap (20) in the inflation valve element (19), the valve inside (18) with Second spring (13) is provided between the attachment cap (20), the valve inside (18) is outwards through the inflation valve element (19), institute State and the 4th sealing ring (4) is provided between valve inside (18) and the inflation valve element (19), be provided among the attachment cap (20) logical Hole, the through hole is interior to be provided with filter screen (21)；The lower end of the valve body (1) is provided with the 5th sealing ring (7).
- 2. Novel dry powder stroller valve according to claim 1, it is characterised in that：The handle (6) is lengthening handle.
- 3. Novel dry powder stroller valve according to claim 1, it is characterised in that：The material of the filter screen (21) is copper.
- 4. Novel dry powder stroller valve according to claim 1, it is characterised in that：It is first sealing ring (16), described 3rd sealing ring (5) and the 4th sealing ring (4) are O-ring seals.
- 5. Novel dry powder stroller valve according to claim 1, it is characterised in that：The handle (6) and the valve body (1) Between pass through rivet (14) connect.
- 6. Novel dry powder stroller valve according to claim 1, it is characterised in that：It is first sealing ring (16), described Second sealing ring (3), the material of the 3rd sealing ring (5) and the 4th sealing ring (4) are nitrile rubber.
- 7. Novel dry powder stroller valve according to claim 1, it is characterised in that：The material of 5th sealing ring (7) For hytrel.
- 8. Novel dry powder stroller valve according to claim 1, it is characterised in that：Second air admission hole (106) is oblique Angle between the axis of hole, the axis of the inclined hole and the valve body (1) is more than or equal to 1.5 ° and less than or equal to 2.5 °.
- 9. Novel dry powder stroller valve according to claim 8, it is characterised in that：The angle is 2 °.
- 10. Novel dry powder stroller valve according to claim 8, it is characterised in that：The axle of first air admission hole (103) Angle between the axis of line and the venthole (102) is 90 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711000569.8A CN107854788A (en) | 2017-10-24 | 2017-10-24 | A kind of Novel dry powder stroller valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711000569.8A CN107854788A (en) | 2017-10-24 | 2017-10-24 | A kind of Novel dry powder stroller valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107854788A true CN107854788A (en) | 2018-03-30 |
Family
ID=61697237
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711000569.8A Pending CN107854788A (en) | 2017-10-24 | 2017-10-24 | A kind of Novel dry powder stroller valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107854788A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108799512A (en) * | 2018-08-30 | 2018-11-13 | 深圳市长治电子科技有限公司 | A kind of high pressure valve |
-
2017
- 2017-10-24 CN CN201711000569.8A patent/CN107854788A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108799512A (en) * | 2018-08-30 | 2018-11-13 | 深圳市长治电子科技有限公司 | A kind of high pressure valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180330 |
|
| WD01 | Invention patent application deemed withdrawn after publication |