CN2781123Y - Stop valve - Google Patents
Stop valve Download PDFInfo
- Publication number
- CN2781123Y CN2781123Y CN 200420005018 CN200420005018U CN2781123Y CN 2781123 Y CN2781123 Y CN 2781123Y CN 200420005018 CN200420005018 CN 200420005018 CN 200420005018 U CN200420005018 U CN 200420005018U CN 2781123 Y CN2781123 Y CN 2781123Y
- Authority
- CN
- China
- Prior art keywords
- valve
- valve body
- open
- flow outlet
- stop
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a stop valve, which comprises a valve body, a valve seat, a starting and stopping component and an actuating component, wherein a communicating channel is arranged on the valve body. The starting and stopping component is installed in the channel of the valve body, and is connected with one end of the actuating component, the other end of which is connected with the valve body. A control port of the stop valve is coincident with an air flow outlet, and one end of the starting and stopping component is positioned on the side of the air flow outlet. The utility model has the advantages that the control port and the air flow outlet are arranged together, and one end of the starting and stopping component is arranged on the side of the air flow outlet. Then, the valve body can be simple and compact. Simultaneously, the manipulation of the starting and stopping component is led to be labor saving. Because a spring is introduced in the stop valve, the starting and stopping component or the valve rod is loosened when air is released, and the opening and the closure of the stop valve can be realized. Consequently, precise control of air releasing of inflated products can be realized. A valve frame is also arranged on the outer lateral surface of the valve body, so the stop valve can carry out fine adjustment and air releasing, and can also carry out quick release of a great amount of air.
Description
Technical field
The utility model relates to a kind of stop valve, particularly a kind of stop valve that is applicable to the inflated article venting.
Background technique
Inflated article, it is the product that a kind of actual life with us has close association, simple inflated article has basketball, tire for vehicles, complicated inflatable building is arranged, inflatable packer or the like, the most basic common trait of these inflated articles is all to have one and hold the air bag of gas and the valve cock that is used to inflate.
When the pressurized air that charges into capacity in these inflated articles, these inflated articles just can be in running order, and when too low or air pressure was too high when air pressure in the inflated article, inflated article is cisco unity malfunction all.And the air pressure of inflated article is crossed when hanging down, also can obtain to remedy by supplemental inflation, but when air pressure is too high, inflated article for employing film lobe classes such as tire for vehicles, its remedial measure is exitted by loosening film lobe exactly, and adopt this method to exit with uncontrollable discharge quantity, and be easy to cause the excessive situation of exitting, cause the air pressure deficiency of inflated article again again; And for the inflated article of basketball class, its venting decompression is difficulty more then.Therefore need in inflated article, adopt a kind of stop valve, so that control comparatively accurately can be arranged to the venting of inflated article; Because the inflated article structure mostly adopts this particularity of soft material, therefore, the stop valve that it adopted must be simple in structure, is convenient to install on inflated article again.
Existing stop valve mostly is a kind of T shape structure, it mainly comprises assemblies such as valve body, open-shut device, valve rod, valve seat, valve body has air flow inlet, flow outlet, control mouth, reach the passage that is communicated with air flow inlet, flow outlet, control mouth, this air flow inlet, flow outlet and control mouth are a kind of T shape and distribute.Open-shut device is installed on an end of valve rod, that part that open-shut device is housed of valve rod is contained in the passage of control oral-lateral of valve body, and realize the sealing of valve rod and control channel wall by stuffing box packing and clamping nut, by handling valve rod, valve rod is rotated on a nut, and valve rod rotates the relative valve seat lifting of realization open-shut device on nut, thereby realizes the water conservancy diversion and the choked flow of stop valve.The stop valve of this form is not because therefore complex structure is suitable for inflated article.
Invention constitutes
The purpose of this utility model be to overcome the deficiencies in the prior art part and provide a kind of simple in structure, applicable to the stop valve of inflated article.
The purpose of this utility model realizes by following approach
Stop valve, comprise valve body, valve seat, open-shut device and actuator, has the passage that is communicated with air flow inlet, flow outlet, control mouth on the valve body, open-shut device is installed in the passage of valve body, and is connected with an end of actuator, and the other end of actuator is connected with valve body, its structure outline is: described control mouth coincides with flow outlet, and open-shut device one end is positioned at the flow outlet side.
The reason that influences inflated article air pressure has a lot: have plenty of because inflation is too much, the variation of having plenty of owing to operating ambient temperature causes inflated article air pressure that variation has taken place, when temperature on every side raises, will make the air pressure of inflated article raise and make the inflated article can't proper functioning, this with regard to needs adopt a kind of can be as required and to the exit stop valve of decompression of inflated article in good time; Again because inflated article mostly adopts soft material to make this particularity, therefore the utility model is set together control mouth and air outlet in the stop valve, open-shut device one end is installed on the flow outlet side of valve body, so just can make the structure of valve body become simple, compactness, thus make stop valve be applicable to inflated article.
The utility model also is
Also can introduce a valve rod in stop valve, an end and the open-shut device of valve rod are located by connecting, and the other end is installed on the flow outlet side of valve body.
In stop valve, introduce valve rod, when venting, only need the direct manipulation valve rod, just can realize the unlatching of stop valve.This is little for flow outlet, can not be very easily with pointing the stop valve that directly stretches into startup.
The utility model further also is
Valve stem casing is contained in the flow outlet side,, like this, just can avoids inflated article in use by misoperation because an end of valve rod can protrudingly not expose outside.
Certainly, the protruding stop valve that exposes outside of valve rod also is available in some occasions.
The purpose of this utility model also can realize by following approach
The structure of actuator has a lot, below is two kinds of forms that the inventor provides:
A kind ofly be: actuator is a kind of power screw part, nut in the power screw part or the screw thread that directly on the wall of the flow outlet of valve body, is provided with, or nut is installed on the flow outlet of valve body, screw rod then directly is arranged on the valve rod, simultaneously when open-shut device is in opening state, along the sectional area of the cross section of valve rod and nut cooperation place less than the sectional area of flow outlet at the same position place.
Certainly in the time of will realizing that open-shut device is in opening state, have much less than the structure of flow outlet, have plenty of nut sleeve is contained in flow outlet at the sectional area at same position place along the sectional area of the cross section of valve rod and nut cooperation place; Has plenty of nut that adopts a kind of through hole with parallel its axial direction or the like.
Another kind is: actuator can also be a kind of spring, and an end of spring is fixed on the fixing device of valve body, and the other end links to each other with open-shut device.
When the air pressure of inflated article too high, only need directly pin open-shut device or pin valve rod, until open-shut device is pressed from valve seat, at this moment, just the gas in the inflated article can be discharged,, only need unclamp open-shut device or valve rod when venting finishes, then compressed spring will drive the open-shut device return, realize the closure of stop valve.
The utility model also is
Described actuator can also be a kind of spring, spring housing is loaded on the valve rod, one end of spring is connected with the fixing device of valve body, the other end then is connected with positioning device on the valve rod, valve seat can select to be arranged at open-shut device and valve body fixing device the junction or select to be arranged at the air flow inlet place of valve body, maybe can select to be arranged at simultaneously the junction of the fixing device on open-shut device and the valve body and the air flow inlet place of valve body.
When the air pressure of inflated article too high, only need pin valve rod, just can drive open-shut device and realize separating of open-shut device and valve seat, to realize the venting of inflated article, and open-shut device and the distortion that has driven the spring that is connected with them separating of valve seat, when unclamping valve rod, the spring of return then can be taken back open-shut device to block valve seat.
The utility model further also is
Adopt between open-shut device and the valve rod and be threaded.
The fixing device that is used for fixing spring at the inwall of the air-flow path of valve body is an annular convex that extends radially outward from valve interior wall.
The fixing device that is used for fixing spring at valve interior wall can also be that a kind of same cross section along valve body is circumferentially spaced apart, the tongue piece that radial outward is extended.
In order to strengthen the sealing effect of open-shut device and valve base chamber, the hermetic seal between open-shut device and the valve seat, except adopting conventional transition fit, Sealing outward also can be with transition fit, and Sealing uses simultaneously.
The purpose of this utility model further also can realize by following approach
Considering needs the situation of exitting fast sometimes, therefore, also can be hermetic seal between valve body and the vavle shelf at the outer side surface of valve body suit one vavle shelf again.
Adopt the stop valve of this form, vavle shelf is installed on the inflated article, in the time need finely tuning, can handle valve rod, when needs are exitted fast, can select, thereby realize quick, a large amount of venting whole outer the pulling out of valve body to the air pressure in the inflated article.
In sum, the utility model has the following advantages compared to existing technology:
Control mouth and flow outlet in the stop valve are set together, and an end of open-shut device is arranged at the flow outlet side, so just can do the structure of valve body more simple, compact, thereby make stop valve be applicable to inflated article more, simultaneously because an end of open-shut device is set directly at the flow outlet side, the manipulation that just makes open-shut device just more laborsaving, make things convenient for; On the other hand,, when venting, only need unclamp open-shut device or valve rod, can realize the unlatching and closure of stop valve, thereby can comparatively accurately control the venting of inflated article owing in stop valve, introduced spring; On the other hand, owing to also increased by a vavle shelf at the outer side surface of valve body, stop valve also can be exitted to inflated article fast in large quantities except finely tuning the venting inflated article like this.
Description of drawings
Fig. 1 is the prior art constructions schematic representation
Fig. 2 is the utility model embodiment 1 a structural representation
Fig. 3 is the utility model embodiment 2 a structural representation
Fig. 4 is the structural representation of the utility model most preferred embodiment
Fig. 5 is the deflated state schematic representation of stop valve shown in Figure 4
Embodiment
Stop valve as shown in Figure 2, it comprises valve body 1, valve seat 3, open-shut device 2, actuator 5, valve body 1 is a kind of square column, air-flow path in the valve body 1 is a kind of shoulder hole, the air flow inlet 11 of valve body, flow outlet 12 are positioned at the both ends of the surface of this valve body 1, the air flow inlet 11 of valve body is positioned at the little end in aperture, actuator 5 is arranged in a big end valve body 1 passage of valve body 1 internal orifice dimension for a kind of spring 513, open-shut device 2, spring 5 one ends are supported in valve body 1, spring 5 the other ends link to each other with open-shut device 2, and the other end of open-shut device 2 then is positioned at flow outlet 11 places of valve body 1.
During use, stop valve is installed on the inflated article, the air flow inlet 11 of stop valve is towards the air bag inner chamber of inflated article, and 12 of flow outlets are towards the external world.In the time of need exitting to inflated article, only need pin open-shut device 2, until the open-shut device 2 of stop valve is pressed from valve seat 3, venting finishes, and only need unclamp hand, and 3 of open-shut device can set back in the effect of spring 5 restoring forces, thereby drive the stop valve closure.
It is same as the prior art that present embodiment is not stated part.
Stop valve as shown in Figure 3, it comprises valve body 1, valve seat 3, open-shut device 2, is used to control valve rod 4, the actuator 5 of open-shut device motion, one end of valve rod 4 is fixed on the open-shut device 2, the other end then is set in the flow outlet 12 of valve body 1, actuator 5 is a kind of power screw part 51, nut 511 in the power screw part 51 is installed on flow outlet 12 places of valve body, nut 511 is a kind of latticed nut 511 that has neutral threaded hole, and 512 of screw rods are direct screw threads in valve rod 4 exposed junction car systems.
When needs are exitted, only need rotation valve rod 1, and the rotation of valve rod 4 on nut 511 will make open-shut device 2 relative valve seats 3 move up and down, thereby realize the venting or the choke of stop valve.
It is identical with embodiment 1 that present embodiment is not stated part.
Most preferred embodiment:
Stop valve shown in Fig. 4,5, it comprises valve body 1, valve seat 3, open-shut device 2, is used to control valve rod 4, actuator 5, vavle shelf 6, the packing ring 7 of open-shut device 2 motions.Actuator 5 is a kind of spring 513.Has a straight hole in the valve body 1, this straight hole is the air-flow path of valve body, the same cross section that straight hole interrupts circumferentially is intervally distributed with the tongue piece that radial outward is extended, the air flow inlet 11 of valve body 1, flow outlet 12 lays respectively at the two ends of straight hole, valve seat 3 is positioned at air flow inlet 11 places of valve body, junction plane between open-shut device 2 and the valve seat 3 is a kind of conical surface, between open-shut device 2 and valve seat 3, also be provided with a packing ring 7, open-shut device 2 is fixed in an end of valve rod 4, the other end of valve rod 4 then is set in flow outlet 11 places of valve body, its with valve rod 4 between adopt and be threaded, spring 513 is set on the valve rod, the one end is fixed in the tongue piece place of straight hole inwall, the other end is connected with positioning block on the valve rod 4, and the outside of valve body 1 also is set with a vavle shelf 6, and valve body 1 links together by a tightrope with vavle shelf 6.
When needs are exitted on a small quantity to inflated article, when also promptly its air pressure being finely tuned, only need pin valve rod 4 firmly, until open-shut device 2 is separated with valve seat 3, thereby air flow inlet 11 is connected with flow outlet 12, thereby reaches the purpose of a small amount of venting; When needs carry out in a large number, when exitting fast, then can directly valve body 1 be pulled away vavle shelf 6 inflated article, to realize fast, to exit in a large number.
It is identical with embodiment 1 that present embodiment is not stated part.
Claims (10)
1. stop valve, comprise valve body (1), valve seat (3), open-shut device (2) and actuator (5), the passage that has connection air flow inlet (11), flow outlet (12), control mouthful (13) on the valve body, open-shut device (2) is installed in the passage of valve body, and is connected with an end of actuator (5), and the other end of actuator (5) is connected with valve body (1), its structure outline is: described control mouthful (13) coincides with flow outlet (11), and open-shut device (2) one ends are positioned at flow outlet (12) side.
2. stop valve according to claim 1 is characterized in that: stop valve also comprises a valve rod (4), and end of this valve rod (4) and open-shut device (2) are located by connecting, and the other end then is installed on flow outlet (12) side of valve body.
3. stop valve according to claim 2 is characterized in that: valve rod (4) is sleeved on flow outlet (12) side.
4. according to claim 2 or 3 described stop valves, it is characterized in that: actuator (5) is a kind of power screw part (51), nut (511) in the power screw part (51) or the screw thread that directly on the wall of the flow outlet (12) of valve body (1), is provided with, or nut (511) is installed on the flow outlet (12) of valve body, screw rod (512) then directly is arranged on the valve rod (4), simultaneously when open-shut device (2) when being in opening state, along the sectional area of valve rod (4) and the cross section of nut (511) cooperation place less than the sectional area of flow outlet at the same position place.
5. according to claim 1,2 or 3 described stop valves, it is characterized in that: actuator is a kind of spring (513), and an end of spring (513) is fixed on the fixing device of valve body (1), and the other end links to each other in open-shut device (2).
6. according to claim 2 or 3 described stop valves, it is characterized in that: actuator (5) is a kind of spring (513), spring (513) is set on the valve rod (4), one end of spring (513) is connected with the fixing device of valve body (1), the other end then is connected with positioning device on the valve rod (4), and valve seat (3) can select to be arranged at the junction of open-shut device (2) and the fixing device of valve body, or the air flow inlet of selecting to be arranged at valve body (1) (11) is located, maybe can select to be arranged at simultaneously the junction of the fixing device on open-shut device (2) and the valve body (1) and the air flow inlet (11) of valve body (1) locates.
7. stop valve according to claim 6 is characterized in that: adopt between open-shut device (2) and the valve rod (4) to be threaded.
8. stop valve according to claim 7 is characterized in that: the fixing device that is used for fixing spring (513) at the inwall of the air-flow path of valve body is an annular convex that extends radially outward from valve body (1) inwall.
9. stop valve according to claim 7 is characterized in that: the fixing device that is used for fixing spring (513) at valve body (1) inwall is that a kind of same cross section along valve body (1) is circumferentially spaced apart, the tongue piece that radial outward is extended.
10. stop valve according to claim 7 is characterized in that: stop valve also comprises a vavle shelf (6), and vavle shelf (6) is sleeved on the outer side surface of valve body (1), is hermetic seal between valve body (1) and the vavle shelf (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420005018 CN2781123Y (en) | 2003-11-13 | 2004-02-19 | Stop valve |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200320110799.7 | 2003-11-13 | ||
| CN200320110799 | 2003-11-13 | ||
| CN 200420005018 CN2781123Y (en) | 2003-11-13 | 2004-02-19 | Stop valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2781123Y true CN2781123Y (en) | 2006-05-17 |
Family
ID=36762326
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420005018 Expired - Fee Related CN2781123Y (en) | 2003-11-13 | 2004-02-19 | Stop valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2781123Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107387822A (en) * | 2016-05-17 | 2017-11-24 | 雃博股份有限公司 | Cushion system and valve member thereof |
| CN109770905A (en) * | 2019-03-12 | 2019-05-21 | 长兴县人民医院 | A kind of offline Exhaled nitric oxide detection device |
-
2004
- 2004-02-19 CN CN 200420005018 patent/CN2781123Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107387822A (en) * | 2016-05-17 | 2017-11-24 | 雃博股份有限公司 | Cushion system and valve member thereof |
| CN109770905A (en) * | 2019-03-12 | 2019-05-21 | 长兴县人民医院 | A kind of offline Exhaled nitric oxide detection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060517 Termination date: 20100219 |