CN104019256A - Safe and energy-saving inflating valve - Google Patents
Safe and energy-saving inflating valve Download PDFInfo
- Publication number
- CN104019256A CN104019256A CN201410203772.5A CN201410203772A CN104019256A CN 104019256 A CN104019256 A CN 104019256A CN 201410203772 A CN201410203772 A CN 201410203772A CN 104019256 A CN104019256 A CN 104019256A
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- China
- Prior art keywords
- spool
- air inlet
- ring
- valve body
- energy
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Classifications
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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
- 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
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/36—Valve members
- F16K1/38—Valve members of conical shape
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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
- 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
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/46—Attachment of sealing rings
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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
- F16K15/00—Check valves
- F16K15/02—Check valves with guided rigid valve members
- F16K15/06—Check valves with guided rigid valve members with guided stems
- F16K15/063—Check valves with guided rigid valve members with guided stems the valve being loaded by a spring
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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
- F16K15/00—Check valves
- F16K15/20—Check valves specially designed for inflatable bodies, e.g. tyres
- F16K15/205—Check valves specially designed for inflatable bodies, e.g. tyres and with closure plug
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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
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
- F16K27/0254—Construction of housing; Use of materials therefor of lift valves with conical shaped valve members
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Valves (AREA)
Abstract
The invention belongs to the technical field of inflating valves, and particularly relates to a safe and energy-saving inflating valve solving the technical problem that in the prior art, sealing performance is poor. The safe and energy-saving inflating valve comprises a valve body with an air inlet channel, the air inlet end of the air inlet channel is provided with an air inlet cavity chamber, the air outlet end of the air inlet channel is provided with an air outlet cavity chamber, an inner annular sealing cone is formed between the air inlet cavity chamber and the air inlet channel, the valve body is internally provided with a valve element with the two ends inserted into the air inlet cavity chamber and the air outlet cavity chamber respectively, the valve element is provided with an outer annular sealing cone matched with the inner annular sealing cone, an elastic control assembly is arranged between the valve body and the end, provided with the outer annular sealing cone, of the valve element, the valve element is further provided with a sealing structure capable of being located between the inner annular sealing cone and the outer annular sealing cone through the elastic control assembly when the air inlet cavity chamber of the air inlet channel stops supplying air to the air outlet cavity chamber, and the valve element is fixedly connected with the sealing structure through a circumferential structure. The safe and energy-saving inflating valve has the advantages of being good in sealing performance and high in practicality.
Description
Technical field
The invention belongs to valve cock technical field, especially relate to a kind of energy-saving safe valve cock.
Background technique
The function of valve cock is to tire inflation/deflation, and maintains the sealing after tyre inflating.Common valve cock is by Valve tip body, and three major components of valve inside and dust cap form, according to purposes, can be divided into following kind: bicycle inflating valve, motorcycle, electric motor car valve cock, car valve cock, truck bus valve cock, agricultural engineering truck valve cock, extraordinary valve cock etc., no matter be which kind of valve cock, its sealing is vital, valve cock is when inflation, thereby valve inside moves and completes inflation under the effect of air pressure, when valve cock stops inflating, valve inside reset and with Valve tip body between seal and be connected, between its valve inside of existing valve cock and Valve tip body, sealing is poor, in addition, charging efficiency is lower and working life is short, in order to improve sealing, charging efficiency and working life, for this reason, people have carried out long-term exploration, various solutions have been proposed.
For example, Chinese patent literature discloses a kind of tyre tube valve [application number: 200320115237.1], and it is by the valve body of inlet, by the valve gap of air outlet be contained in movable spool that its front portion in valve body is arranged in valve gap air outlet etc. and form.There is a circle axle collar at movable spool middle part, on the front shaft shoulder of this axle collar, is bonded with seal rubber pad, and rubber cushion should be facing to the valve gap interior edge face in air outlet.The air outlet of described valve gap is two sections of coaxial and different cylindrical holes of internal diameter, and its outer sector hole internal diameter is large, be Spielpassung with the external diameter of tyre inflating mouth.
Above-mentioned scheme has been improved prior art to a certain extent, but this scheme is still failed thoroughly to solve and stopped inflating rear existence gas leakage and technical problem, the poor practicability such as charging efficiency is low and working life is short.
Summary of the invention
The object of the invention is for the problems referred to above, provide a kind of good airproof performance, charging efficiency is high and the energy-saving safe valve cock of long service life.
For achieving the above object, the present invention has adopted following technical proposal: the energy-conservation valve cock of safety comprises the valve body with gas-entered passageway, one end of gas-entered passageway is inlet end, the other end is exhaust end, inlet end at gas-entered passageway has bigbore air inlet chamber, exhaust end has the interior ring packing conical surface of formation between bigbore exhaust chamber and this air inlet chamber and gas-entered passageway, in valve body, be provided with and be located in gas-entered passageway and two ends insert in respectively the spool in air inlet chamber and exhaust chamber, described spool is provided with the outer ring sealing cone that can match with the described interior ring packing conical surface, at valve body and spool, be provided with between one end of outer ring sealing cone and be provided with elasticity control unit, on described spool, be also provided with when the air inlet chamber of gas-entered passageway stops to exhaust chamber's air feed can be under the effect of elasticity control unit the sealing configuration between the interior ring packing conical surface and outer ring sealing cone, between described spool and sealing configuration, by circumferential positioning structure, be connected.
In this application, the internal diameter of air inlet chamber and the internal diameter of exhaust chamber are greater than respectively the internal diameter of gas-entered passageway, and this structure can improve charging efficiency, guarantee the stability of inflation; When stopping inflating, sealing configuration can will seal between the interior ring packing conical surface and outer ring sealing cone, thereby prevent the phenomenon of gas leakage, guarantee the application's sealing, in addition, because the application is provided with the interior ring packing conical surface, after inflation finishes or while stopping inflating, under the effect that sealing configuration is pressed in tire, can form all the time sealing with the interior ring packing conical surface; Circumferential positioning structure can guarantee that sealing configuration is difficult for circumferentially rotating, and the while has also further extended the application's working life and further improved the application's practicability.
In above-mentioned energy-saving safe valve cock, described sealing configuration comprises O-ring seal, the inner side of O-ring seal has interior circular cone, outside has the outer ring conical surface that can match with the interior ring packing conical surface, and described interior circular cone shaft axis and outer ring conical surface shaft axis overlap and arrange.This structure can further guarantee sealing.
In above-mentioned energy-saving safe valve cock, described spool is provided with ring packing locating slot, and described O-ring seal is sheathed in ring packing locating slot and the bottom land of this ring packing locating slot and the interior circular cone of O-ring seal match.This structure can further guarantee the sealing between O-ring seal and spool.
In above-mentioned energy-saving safe valve cock, described circumferential positioning structure comprises at least one the circumferential locating slot that is arranged on spool and is communicated with ring packing locating slot, has and the described circumferential locating slot corresponding circumferential positioning convex body that arranges and can be stuck in this circumferential locating slot one by one in the inner side of O-ring seal.Be easy to install and guarantee that O-ring seal is difficult for circumferentially rotating, guaranteeing working life.
In above-mentioned energy-saving safe valve cock, described elasticity control unit comprises and is arranged in exhaust chamber and the adjusting screw being connected with valve body screw thread, in adjusting screw, be provided with exhaust port, between adjusting screw and spool, be provided with valve spring, described valve spring one end acts in adjusting screw, and the other end acts on spool.
In above-mentioned energy-saving safe valve cock, one end that described spool is provided with outer ring sealing cone has extension part, between described extension part and spool, be provided with annular prevent surface, described valve spring is set on extension part and end acts on annular prevent surface.
In above-mentioned energy-saving safe valve cock, described spool comprises that lateral cross section is rectangular and in its both sides, has the spool shaft of arc sealing surface, the one end that is positioned at air inlet chamber at spool shaft has taper guide portion, and the other end has conus portion, and described sealing configuration is arranged on conus portion.This rectangular structure of lateral cross section not only can improve charging efficiency when being used in conjunction with spool, and structure is simpler, is easy to manufacture and produce; Both sides have respectively the corresponding arc sealing surface raising arranging and the sealing between valve interior wall, guarantee to be difficult for occurring jumping phenomena.
In above-mentioned energy-saving safe valve cock; one end sidepiece that described valve body is positioned at its exhaust chamber is arranged with wheel hub seal ring, chip shield and the setscrew nut being arranged in order from exhaust chamber's side direction air inlet chamber side, has for preventing that this wheel hub seal ring from axially outwards departing from the annular stop part of valve body on described valve body.
In above-mentioned energy-saving safe valve cock, on described valve body, be also provided with the nut that is set in its air inlet chamber end, described nut is provided with the dust-proof seal ring between valve body and nut, is also provided with the shockproof seal ring that is positioned at valve end outside on nut.
In above-mentioned energy-saving safe valve cock, described valve body and the annular stop part formula that is connected as a single entity.
Compared with prior art, the advantage of the energy-conservation valve cock of safety is: 1, the internal diameter of air inlet chamber and the internal diameter of exhaust chamber are greater than respectively the internal diameter of gas-entered passageway, and this structure can improve charging efficiency, guarantees the stability of inflation; When stopping inflating, sealing configuration can will seal between the interior ring packing conical surface and outer ring sealing cone, thereby prevent the phenomenon of gas leakage, guarantee the application's sealing, in addition, because the application is provided with the interior ring packing conical surface, after inflation finishes or while stopping inflating, under the effect that sealing configuration is pressed in tire, can form all the time sealing with the interior ring packing conical surface; Circumferential positioning structure can guarantee that sealing configuration is difficult for circumferentially rotating, and the while has also further extended the application's working life and further improved the application's practicability; 2, this rectangular structure of lateral cross section not only can improve charging efficiency when being used in conjunction with spool, and structure is simpler, is easy to manufacture and produce; Both sides have respectively the corresponding arc sealing surface raising arranging and the sealing between valve interior wall, guarantee to be difficult for occurring jumping phenomena.
Accompanying drawing explanation
Fig. 1 is blast structural representation provided by the invention.
Fig. 2 is sectional structure schematic diagram provided by the invention.
Fig. 3 is valve core structure schematic diagram provided by the invention.
Fig. 4 be in Fig. 3 A-A to structural representation.
Fig. 5 is B place structure for amplifying schematic diagram in Fig. 3.
In figure, valve body 1, interior ring packing conical surface a, gas-entered passageway 1a, air inlet chamber 1b, the 1c of exhaust chamber, annular stop part 11, spool 2, outer ring sealing cone 21, ring packing locating slot 22, circumferential locating slot 23, spool shaft 24, arc sealing surface 24a, taper guide portion 25, conus portion 26, extension part 2a, annular prevent surface 2b, elasticity control unit 3, adjusting screw 31, exhaust port 31a, valve spring 32, O-ring seal 4, interior circular cone 41, the outer ring conical surface 42, circumferential positioning convex body 43, wheel hub seal ring 5, chip shield 6, setscrew nut 7, nut 8, dust-proof seal ring 81, shockproof seal ring 82.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention will be further described in detail.
As Figure 1-5, the energy-conservation valve cock of safety comprises the valve body 1 with gas-entered passageway 1a, one end of gas-entered passageway 1a is inlet end, the other end is exhaust end, inlet end at gas-entered passageway 1a has bigbore air inlet chamber 1b, exhaust end has the interior ring packing conical surface a of formation between the bigbore 1c of exhaust chamber and this air inlet chamber 1b and gas-entered passageway 1a, on valve body 1, be also provided with the nut 8 that is set in its air inlet chamber 1b end, described nut 8 is provided with the dust-proof seal ring 81 between valve body 1 and nut 8, on nut 8, be also provided with the shockproof seal ring 82 that is positioned at valve body 1 outside, end,
In valve body 1, be provided with and be located in gas-entered passageway 1a and two ends insert in respectively the spool 2 in the air inlet chamber 1bHe 1c of exhaust chamber, described spool 2 is provided with the outer ring sealing cone 21 that can match with described interior ring packing conical surface a, at valve body 1 and spool 2, be provided with between one end of outer ring sealing cone 21 and be provided with elasticity control unit 3, on described spool 2, be also provided with when the air inlet chamber 1b of gas-entered passageway 1a stops to the 1c of exhaust chamber air feed can be under the effect of elasticity control unit 3 sealing configuration between interior ring packing conical surface a and outer ring sealing cone 21, between described spool 2 and sealing configuration, by circumferential positioning structure, be connected.
Further, the sealing configuration of the present embodiment comprises O-ring seal 4, the inner side of O-ring seal 4 has interior circular cone 41, and outside has the outer ring conical surface 42 that can match with interior ring packing conical surface a, and described interior circular cone 41 shaft axiss and the outer ring conical surface 42 shaft axiss overlap and arrange; Secondly, be provided with ring packing locating slot 22 on spool 2, described O-ring seal 4 is sheathed in ring packing locating slot 22 and the bottom land of this ring packing locating slot 22 and the interior circular cone 41 of O-ring seal 4 match;
In addition, circumferential positioning structure comprises at least one the circumferential locating slot 23 that is arranged on spool 2 and is communicated with ring packing locating slot 22, has and the described circumferential locating slot 23 corresponding circumferential positioning convex body 43 that arranges and can be stuck in this circumferential locating slot 23 one by one in the inner side of O-ring seal 4.Secondly, when stopping inflating, in order to guarantee that the present embodiment can reset timely, the elasticity control unit 3 here comprises the adjusting screw 31 that is arranged in the 1c of exhaust chamber and is connected with valve body 1 screw thread, in adjusting screw 31, be provided with exhaust port 31a, between adjusting screw 31 and spool 2, be provided with valve spring 32, described valve spring 32 one end act in adjusting screw 31, and the other end acts on spool 2.
For the ease of installing and location, the one end that is provided with outer ring sealing cone 21 at spool 2 has extension part 2a, between described extension part 2a and spool 2, be provided with annular prevent surface 2b, described valve spring 32 is set in extension part 2a above and end acts on annular prevent surface 2b;
The spool 2 of the present embodiment comprises that lateral cross section is rectangular and in its both sides, has the spool shaft 24 of arc sealing surface 24a, the one end that is positioned at air inlet chamber 1b at spool shaft 24 has taper guide portion 25, the other end has conus portion 26, and described sealing configuration is arranged on conus portion 26.Concrete, one end sidepiece that is positioned at the 1c of its exhaust chamber at valve body 1 is arranged with wheel hub seal ring 5, chip shield 6 and the setscrew nut 7 being arranged in order from the 1c of exhaust chamber side direction air inlet chamber 1b side, has for preventing that this wheel hub seal ring 5 from axially outwards departing from the annular stop part 11 of valve body 1 on described valve body 1; The valve body 1 of the present embodiment and annular stop part 11 formula that is connected as a single entity.
In the present embodiment, the internal diameter of air inlet chamber 1b and the internal diameter of the 1c of exhaust chamber are greater than respectively the internal diameter of gas-entered passageway 1a, and this structure can improve charging efficiency, guarantee the stability of inflation; When stopping inflating, sealing configuration can be by sealing between interior ring packing conical surface a and outer ring sealing cone 21, thereby prevent the phenomenon of gas leakage, guarantee the application's sealing, in addition, because the application is provided with interior ring packing conical surface a, after inflation finishes or while stopping inflating, under the effect that sealing configuration is pressed in tire, can form all the time sealing with the interior ring packing conical surface 21; Circumferential positioning structure can guarantee that sealing configuration is difficult for circumferentially rotating, and the while has also further extended the application's working life and further improved the application's practicability; And this rectangular structure of lateral cross section not only can improve charging efficiency when being used in conjunction with spool 2, and structure is simpler, is easy to manufacture and produce; Both sides have respectively the corresponding arc sealing surface 24a raising arranging and the sealing between valve body 1 inwall, guarantee to be difficult for occurring jumping phenomena;
The working principle of the present embodiment is as follows:
While 1. inflating, elasticity control unit 3 is compressed under the effect of gas pressure source, thereby spool 2 completes inflation to elasticity control unit 3 side shiftings;
While 2. stopping inflating, thereby 3 resets of elasticity control unit make to be located at the outer ring conical surface 42 of the O-ring seal 4 on spool 2 and match with the interior ring packing conical surface a in valve body 1, thereby complete in tire and the isolation of gas pressure source, in addition, the structure of being arranged to the conical surface can guarantee that the outer ring conical surface 42 of O-ring seal 4 under the effect of tire internal air pressure and the interior ring packing conical surface a in valve body 1 match all the time, prevent gas leak phenomenon.
Specific embodiment described herein is only to the explanation for example of the present invention's spirit.Those skilled in the art can make various modifications or supplement or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present invention or surmount the defined scope of appended claims.
Although more used valve body 1 herein, interior ring packing conical surface a, gas-entered passageway 1a, air inlet chamber 1b, the 1c of exhaust chamber, annular stop part 11, spool 2, outer ring sealing cone 21, ring packing locating slot 22, circumferential locating slot 23, spool shaft 24, arc sealing surface 24a, taper guide portion 25, conus portion 26, extension part 2a, annular prevent surface 2b, elasticity control unit 3, adjusting screw 31, exhaust port 31a, valve spring 32, O-ring seal 4, interior circular cone 41, the outer ring conical surface 42, circumferential positioning convex body 43, wheel hub seal ring 5, chip shield 6, setscrew nut 7, nut 8, dust-proof seal ring 81, shockproof seal ring 82 terms such as grade, but do not get rid of the possibility of using other term.Use these terms to be only used to describe more easily and explain essence of the present invention; They are construed to any additional restriction is all contrary with spirit of the present invention.
Claims (10)
1. an energy-saving safe valve cock, comprise the there is gas-entered passageway valve body (1) of (1a), one end of gas-entered passageway (1a) is inlet end, the other end is exhaust end, it is characterized in that, the inlet end of described gas-entered passageway (1a) has bigbore air inlet chamber (1b), exhaust end has the interior ring packing conical surface (a) of formation between bigbore exhaust chamber (1c) and this air inlet chamber (1b) and gas-entered passageway (1a), in valve body (1), be provided with and be located in gas-entered passageway (1a) and two ends insert in respectively the spool (2) in air inlet chamber (1b) and exhaust chamber (1c), described spool (2) is provided with the outer ring sealing cone (21) that can match with the described interior ring packing conical surface (a), at valve body (1) and spool (2), be provided with between one end of outer ring sealing cone (21) and be provided with elasticity control unit (3), on described spool (2), be also provided with when the air inlet chamber (1b) of gas-entered passageway (1a) stops to exhaust chamber (1c) air feed and can under the effect of elasticity control unit (3), be positioned at the sealing configuration between the ring packing conical surface (a) and outer ring sealing cone (21), between described spool (2) and sealing configuration, by circumferential positioning structure, be connected.
2. energy-saving safe valve cock according to claim 1, it is characterized in that, described sealing configuration comprises O-ring seal (4), the inner side of O-ring seal (4) has interior circular cone (41), outside has the outer ring conical surface (42) that can match with the interior ring packing conical surface (a), and described interior circular cone (41) shaft axis and the outer ring conical surface (42) shaft axis overlap and arrange.
3. energy-saving safe valve cock according to claim 2, it is characterized in that, described spool (2) is provided with ring packing locating slot (22), and described O-ring seal (4) is sheathed in ring packing locating slot (22) and the bottom land of this ring packing locating slot (22) and the interior circular cone (41) of O-ring seal (4) match.
4. energy-saving safe valve cock according to claim 3, it is characterized in that, described circumferential positioning structure comprises and is arranged at least one circumferential locating slot (23) that spool (2) is upper and be communicated with ring packing locating slot (22), has and described circumferential locating slot (23) the corresponding circumferential positioning convex body (43) that arranges and can be stuck in this circumferential locating slot (23) one by one in the inner side of O-ring seal (4).
5. according to the energy-saving safe valve cock described in claim 1-4 any one, it is characterized in that, described elasticity control unit (3) comprises the adjusting screw (31) that is arranged in exhaust chamber (1c) and is connected with valve body (1) screw thread, in adjusting screw (31), be provided with exhaust port (31a), between adjusting screw (31) and spool (2), be provided with valve spring (32), it is upper that described valve spring (32) one end acts on adjusting screw (31), and the other end acts on spool (2).
6. energy-saving safe valve cock according to claim 5, it is characterized in that, one end that described spool (2) is provided with outer ring sealing cone (21) has extension part (2a), between described extension part (2a) and spool (2), be provided with annular prevent surface (2b), described valve spring (32) is set in extension part (2a) above and end acts on annular prevent surface (2b).
7. according to the energy-saving safe valve cock described in claim 1-4 any one, it is characterized in that, described spool (2) comprises that lateral cross section is rectangular and in its both sides, has the spool shaft (24) of arc sealing surface (24a), the one end that is positioned at air inlet chamber (1b) at spool shaft (24) has taper guide portion (25), the other end has conus portion (26), and described sealing configuration is arranged on conus portion (26).
8. energy-saving safe valve cock according to claim 7; it is characterized in that; one end sidepiece that described valve body (1) is positioned at its exhaust chamber (1c) is arranged with wheel hub seal ring (5), chip shield (6) and the setscrew nut (7) being arranged in order from exhaust chamber (1c) side direction air inlet chamber (1b) side, has for preventing that this wheel hub seal ring (5) from axially outwards departing from the annular stop part (11) of valve body (1) on described valve body (1).
9. energy-saving safe valve cock according to claim 8, it is characterized in that, on described valve body (1), be also provided with the nut (8) that is set in its air inlet chamber (1b) end, described nut (8) is provided with the dust-proof seal ring (81) being positioned between valve body (1) and nut (8), is also provided with the shockproof seal ring (82) that is positioned at outside, valve body (1) end on nut (8).
10. energy-saving safe valve cock according to claim 8, is characterized in that, described valve body (1) and annular stop part (11) formula that is connected as a single entity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410203772.5A CN104019256A (en) | 2014-05-14 | 2014-05-14 | Safe and energy-saving inflating valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410203772.5A CN104019256A (en) | 2014-05-14 | 2014-05-14 | Safe and energy-saving inflating valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104019256A true CN104019256A (en) | 2014-09-03 |
Family
ID=51436161
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410203772.5A Pending CN104019256A (en) | 2014-05-14 | 2014-05-14 | Safe and energy-saving inflating valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104019256A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105003735A (en) * | 2014-12-15 | 2015-10-28 | 宁波高新区弘邦信息咨询有限公司 | Automatic adjustment self-locking sealing positioning valve element |
| CN105042129A (en) * | 2014-12-11 | 2015-11-11 | 宁波高新区弘邦信息咨询有限公司 | Self adjusting self-locking seal positioning valve core assembly |
| CN113280161A (en) * | 2021-06-28 | 2021-08-20 | 三一重型装备有限公司 | Check valve and lubricating pump |
| IT202000028562A1 (en) * | 2020-11-26 | 2022-05-26 | Omb Saleri S P A Soc Benefit | SEAL ASSEMBLY FOR A VALVE OF AN AUTOMOTIVE FUEL CELL SYSTEM |
-
2014
- 2014-05-14 CN CN201410203772.5A patent/CN104019256A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105042129A (en) * | 2014-12-11 | 2015-11-11 | 宁波高新区弘邦信息咨询有限公司 | Self adjusting self-locking seal positioning valve core assembly |
| CN105003735A (en) * | 2014-12-15 | 2015-10-28 | 宁波高新区弘邦信息咨询有限公司 | Automatic adjustment self-locking sealing positioning valve element |
| IT202000028562A1 (en) * | 2020-11-26 | 2022-05-26 | Omb Saleri S P A Soc Benefit | SEAL ASSEMBLY FOR A VALVE OF AN AUTOMOTIVE FUEL CELL SYSTEM |
| WO2022112890A1 (en) * | 2020-11-26 | 2022-06-02 | Omb Saleri S.P.A. - Societa' Benefit | Sealing assembly for a valve of a fuel cells vehicle system |
| CN113280161A (en) * | 2021-06-28 | 2021-08-20 | 三一重型装备有限公司 | Check valve and lubricating pump |
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Application publication date: 20140903 |