CN204175974U - Anti-leakage type stop valve - Google Patents
Anti-leakage type stop valve Download PDFInfo
- Publication number
- CN204175974U CN204175974U CN201420597725.9U CN201420597725U CN204175974U CN 204175974 U CN204175974 U CN 204175974U CN 201420597725 U CN201420597725 U CN 201420597725U CN 204175974 U CN204175974 U CN 204175974U
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- flap
- valve
- valve body
- sealed
- vertical core
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Abstract
The utility model discloses a kind of Anti-leakage type stop valve, comprise valve body, valve rod, flap and Joystick, inlet channel and outlet flow is provided with in valve body, be connected by bottom buffer channel with outlet flow in inlet channel, sealed mouth is provided with between inlet channel and bottom buffer channel, flap is that rounding mesa-shaped is arranged, vertical core is provided with in the sealed mouth bilateral symmetry of rounding mesa-shaped, spring is provided with in vertical core, be provided with in the flap bilateral symmetry of rounding mesa-shaped and vertically compress projection, when flap enters sealed mouth, compress projection and enter vertical core and Compress Spring, enamel layer is provided with at the lower surface of valve rod and flap, the inwall of valve body is provided with sealed groove, steel sealing circle is provided with in sealed groove, transverse compression spring stack is provided with between the face, outer ring and sealed groove of steel sealing circle.Structure of the present utility model is simple, and simple operation, improves sealing, and stability in use is good, and shelf life is long, and practicability is good.
Description
Technical field
The utility model belongs to stop valve technical field, is specifically related to a kind of Anti-leakage type stop valve.
Background technique
Common stop valve is by valve body, valve rod, flap and Joystick composition, flap and Joystick are separately fixed at the two ends of valve rod, Joystick band ovable valve stem moves up and down, valve rod drives flap to move up and down, thus realize the opening and closing of valve, in valve body, be provided with influent stream mouth and go out head piece, at influent stream mouth with go out head piece place and be provided with sealed mouth, although it can realize fluid break-in facility, but belong to forced seal formula valve due to common stop valve, namely pressure must be applied to flap when valve body is closed, do not leak with forced seal face, due to when using for a long time, sealing surface and flap meeting heavy wear, valve body is caused to reveal to a certain extent, affect its sealability, in order to solve the problems of the technologies described above, China Patent Publication No. is 103629364 disclose a kind of Leakproof stop valve, flap is mainly set to reverse frustoconic by it, and be provided with enamel layer in the lower surface of valve rod and valve rod, although it effectively can prevent the wearing and tearing between valve rod and flap, improve working life, but it in actual use, because valve rod needs regular action, therefore make also to there will be wearing and tearing between valve rod and valve body, so make liquid leak from the contacting point of valve rod and valve body, simultaneously, it adopts round table-like, although can well reach and block object, but it is in opening procedure, because the hydraulic pressure of water intake is larger, flap can be pushed down downwards, therefore need in opening procedure expense comparatively great strength flap could be extracted realization from the mouth that dams and open, it causes a large amount of wastes of human resources to a certain extent, it is comparatively not convenient to use, be difficult to the demand meeting market.
Summary of the invention
It is simple that the purpose of this utility model is to provide a kind of structure, simple operation and the strong Anti-leakage type stop valve of sealability.
The technological scheme realizing the utility model object is a kind of Anti-leakage type stop valve, comprise valve body, valve rod, flap and Joystick, flap and Joystick are fixed on the two ends of valve rod, inlet channel and outlet flow is provided with in valve body, be connected by bottom buffer channel with outlet flow in inlet channel, sealed mouth is provided with between described inlet channel and described bottom buffer channel, described flap is that rounding mesa-shaped is arranged, the shape of described sealed mouth matches with the flap of described rounding mesa-shaped, vertical core is provided with in the sealed mouth bilateral symmetry of described rounding mesa-shaped, spring is provided with in described vertical core, be provided with in the flap bilateral symmetry of described rounding mesa-shaped and vertically compress projection, when described flap enters sealed mouth, the described projection that compresses enters vertical core and Compress Spring, enamel layer is provided with at the lower surface of described valve rod and described flap, the inwall of described valve body is provided with sealed groove, steel sealing circle is provided with in described sealed groove, transverse compression spring stack is provided with between the face, outer ring and described sealed groove of described steel sealing circle, the inner ring face of described steel sealing circle is connected on the outer surface of described valve rod.
In described vertical core, be provided with packed-piston block, described packed-piston block is arranged on the top of spring,
Be provided with valve gap in the bottom side of described bottom buffer channel, described valve gap is bolted on valve body, between described valve gap and described valve body, be provided with seal ring.
Filter screen is provided with between described bottom buffer channel and described outlet flow.
The utility model has positive effect: structure of the present utility model is simple, vertical core is provided with in the bilateral symmetry of sealed mouth, spring is provided with in vertical core, be arranged with two of flap simultaneously and vertically compress projection, in use, when flap enter downwards sealed mouth complete cutout control time, vertically compressing projection can downward Compress Spring, after completing cutout, now flap liquid in inlet channel calm the anger with the effect of spring restoring force under be in relative balance state, when needs are opened, only need additional very little power, fluid pressure is overcome under external force and spring reset effect, it is convenient to use, larger External Force Acting is not needed when opening flap, simple operation, and on the inwall of valve body, be provided with sealed groove, steel sealing circle is provided with in sealed groove, between steel sealing circle and sealed groove, be provided with transverse compression spring stack simultaneously, can when valve rod and valve body occur to wear and tear, by the self-healing action of transverse compression spring, steel sealing circle is sealed all the time to be pressed on valve rod, improve sealing to a certain extent, stability in use is good, shelf life is long, practicability is good.
Accompanying drawing explanation
In order to make content of the present utility model be more likely to be clearly understood, below according to specific embodiment also by reference to the accompanying drawings, the utility model is described in further detail, wherein:
Fig. 1 is structural representation of the present utility model.
Embodiment
(embodiment 1)
Fig. 1 shows a kind of embodiment of the present utility model, and wherein Fig. 1 is structural representation of the present utility model.
See Fig. 1, a kind of Anti-leakage type stop valve, comprise valve body 1, valve rod 2, flap 3 and Joystick 4, flap 3 and Joystick 4 are fixed on the two ends of valve rod 2, inlet channel 5 and outlet flow 6 is provided with in valve body 1, be connected by bottom buffer channel 7 with outlet flow 6 in inlet channel 5, sealed mouth 8 is provided with between described inlet channel 5 and described bottom buffer channel 7, described flap 3 is the setting of rounding mesa-shaped, the shape of described sealed mouth 8 matches with the flap 3 of described rounding mesa-shaped, vertical core 9 is provided with in sealed mouth 8 bilateral symmetry of described rounding mesa-shaped, spring 10 is provided with in described vertical core 9, be provided with in flap 3 bilateral symmetry of described rounding mesa-shaped and vertically compress projection 11, when described flap 3 enters sealed mouth 8, the described projection 11 that compresses enters vertical core 9 and Compress Spring 10, enamel layer 12 is provided with the lower surface of described flap 3 at described valve rod 2, the inwall of described valve body 1 is provided with sealed groove 13, steel sealing circle 14 is provided with in described sealed groove 13, transverse compression spring stack 15 is provided with between the face, outer ring and described sealed groove 13 of described steel sealing circle 14, the inner ring face of described steel sealing circle 14 is connected on the outer surface of described valve rod 2.Its structure is simple, vertical core is provided with in the bilateral symmetry of sealed mouth, spring is provided with in vertical core, be arranged with two of flap simultaneously and vertically compress projection, in use, when flap enter downwards sealed mouth complete cutout control time, vertically compressing projection can downward Compress Spring, after completing cutout, now flap liquid in inlet channel calm the anger with the effect of spring restoring force under be in relative balance state, when needs are opened, only need additional very little power, fluid pressure is overcome under external force and spring reset effect, it is convenient to use, larger External Force Acting is not needed when opening flap, simple operation, and on the inwall of valve body, be provided with sealed groove, steel sealing circle is provided with in sealed groove, between steel sealing circle and sealed groove, be provided with transverse compression spring stack simultaneously, can when valve rod and valve body occur to wear and tear, by the self-healing action of transverse compression spring, steel sealing circle is sealed all the time to be pressed on valve rod, improve sealing to a certain extent, stability in use is good, shelf life is long, practicability is good.
In described vertical core 9, be provided with packed-piston block 16, described packed-piston block 16 is arranged on the top of spring 10,
Be provided with valve gap 17 in the bottom side of described bottom buffer channel 7, described valve gap 17 is fixed on valve body 1 by bolt 18, between described valve gap 17 and described valve body 1, be provided with seal ring 19.
Filter screen 20 is provided with between described bottom buffer channel 7 and described outlet flow 6.
Obviously, above-described embodiment of the present utility model is only for the utility model example is clearly described, and is not the restriction to mode of execution of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all mode of executions.And these belong to connotation of the present utility model the apparent change of extending out or variation still belong to protection domain of the present utility model.
Claims (4)
1. an Anti-leakage type stop valve, comprise valve body, valve rod, flap and Joystick, flap and Joystick are fixed on the two ends of valve rod, inlet channel and outlet flow is provided with in valve body, be connected by bottom buffer channel with outlet flow in inlet channel, sealed mouth is provided with between described inlet channel and described bottom buffer channel, described flap is that rounding mesa-shaped is arranged, the shape of described sealed mouth matches with the flap of described rounding mesa-shaped, it is characterized in that: be provided with vertical core in the sealed mouth bilateral symmetry of described rounding mesa-shaped, spring is provided with in described vertical core, be provided with in the flap bilateral symmetry of described rounding mesa-shaped and vertically compress projection, when described flap enters sealed mouth, the described projection that compresses enters vertical core and Compress Spring, enamel layer is provided with at the lower surface of described valve rod and described flap, the inwall of described valve body is provided with sealed groove, steel sealing circle is provided with in described sealed groove, transverse compression spring stack is provided with between the face, outer ring and described sealed groove of described steel sealing circle, the inner ring face of described steel sealing circle is connected on the outer surface of described valve rod.
2. Anti-leakage type stop valve according to claim 1, it is characterized in that: in described vertical core, be provided with packed-piston block, described packed-piston block is arranged on the top of spring.
3. Anti-leakage type stop valve according to claim 2, is characterized in that: be provided with valve gap in the bottom side of described bottom buffer channel, described valve gap is bolted on valve body, between described valve gap and described valve body, be provided with seal ring.
4. Anti-leakage type stop valve according to claim 3, is characterized in that: between described bottom buffer channel and described outlet flow, be provided with filter screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420597725.9U CN204175974U (en) | 2014-09-29 | 2014-09-29 | Anti-leakage type stop valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420597725.9U CN204175974U (en) | 2014-09-29 | 2014-09-29 | Anti-leakage type stop valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204175974U true CN204175974U (en) | 2015-02-25 |
Family
ID=52564785
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420597725.9U Expired - Fee Related CN204175974U (en) | 2014-09-29 | 2014-09-29 | Anti-leakage type stop valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204175974U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105822802A (en) * | 2016-06-02 | 2016-08-03 | 福建省海洋阀门科技有限公司 | Improved-type adjustment valve with self-sealing function |
| CN108317293A (en) * | 2018-01-19 | 2018-07-24 | 浙江大学 | A kind of adjustable water hammer protective device of hydraulic pipeline |
| CN108730592A (en) * | 2018-08-08 | 2018-11-02 | 普雷沃流体控制科技（芜湖）有限公司 | A kind of self sealing valve of easy access |
| CN109084032A (en) * | 2018-09-13 | 2018-12-25 | 黑龙江省易爱蒽新材料科技发展有限公司 | A kind of adjuster of energy-saving achievable accurate adjustment water mixing and well-flushing control |
-
2014
- 2014-09-29 CN CN201420597725.9U patent/CN204175974U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105822802A (en) * | 2016-06-02 | 2016-08-03 | 福建省海洋阀门科技有限公司 | Improved-type adjustment valve with self-sealing function |
| CN108317293A (en) * | 2018-01-19 | 2018-07-24 | 浙江大学 | A kind of adjustable water hammer protective device of hydraulic pipeline |
| CN108730592A (en) * | 2018-08-08 | 2018-11-02 | 普雷沃流体控制科技（芜湖）有限公司 | A kind of self sealing valve of easy access |
| CN109084032A (en) * | 2018-09-13 | 2018-12-25 | 黑龙江省易爱蒽新材料科技发展有限公司 | A kind of adjuster of energy-saving achievable accurate adjustment water mixing and well-flushing control |
| CN109084032B (en) * | 2018-09-13 | 2020-04-03 | 黑龙江省易爱蒽新材料科技发展有限公司 | Energy-saving and consumption-reducing regulator capable of realizing fine adjustment of water mixing and well washing control |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150225 Termination date: 20160929 |