CN205190768U - Poor stop valve of low moment high pressure - Google Patents
Poor stop valve of low moment high pressure Download PDFInfo
- Publication number
- CN205190768U CN205190768U CN201520892046.9U CN201520892046U CN205190768U CN 205190768 U CN205190768 U CN 205190768U CN 201520892046 U CN201520892046 U CN 201520892046U CN 205190768 U CN205190768 U CN 205190768U
- Authority
- CN
- China
- Prior art keywords
- valve
- high pressure
- gap
- low
- pressure difference
- 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
Links
Landscapes
- Details Of Valves (AREA)
Abstract
The utility model provides a poor stop valve of low moment high pressure. Poor stop valve of low moment high pressure includes valve body, main valve core, pressure release case, valve gap, valve rod and spacer, main valve core locates in the valve body, the pressure release case is located again in the main valve core, the valve gap is located the valve body top, valve rod one end with the pressure release case is connected, and the other end extends and runs through the valve gap, the spacer is located the valve rod with between the valve gap. The utility model provides a stop valve that poor stop valve of low moment high pressure had solved prior art can't satisfy the technical problem of the poor automatic cutout demand of high temperature, high pressure.
Description
Technical field
The utility model relates to valve field, is specifically related to a kind of Low-torque High Pressure Difference stop valve.
Background technique
Stop valve is the important component part of pipe-line system, is a kind of forced seal formula valve, and the resistance that during operation, needs overcome is larger.Along with the raising of automatic controlling level, start the pneumatic or Electronic control of a large amount of employing.The defects such as the stop valve ubiquity leakage rate of prior art is large, torque requirement is large, permissible pressure is low, the vibration of High Pressure Difference occasion is large, cannot meet the automatic cut-out demand of high temperature, High Pressure Difference.
Model utility content
Cannot meet the technical problem of automatic cut-out demand of high temperature, High Pressure Difference for solving the stop valve of prior art, the utility model provides a kind of Low-torque High Pressure Difference stop valve of automatic cut-out demand meeting high temperature, High Pressure Difference.
A kind of Low-torque High Pressure Difference stop valve, comprise valve body, main valve plug, pressure releasing valve core, valve gap, valve rod and spacer, described main valve plug is located in described valve body, described pressure releasing valve core is located at again in described main valve plug, described valve gap is located at described body top, described valve rod one end is connected with described pressure releasing valve core, and the other end extends and runs through described valve gap, and described spacer is located between described valve rod and described valve gap.
In a kind of preferred embodiment of the Low-torque High Pressure Difference stop valve provided at the utility model, described pressure releasing valve core comprises pressure releasing valve core body and preloading spring, and described preloading spring is located between described main valve plug and described pressure releasing valve core body.
In a kind of preferred embodiment of the Low-torque High Pressure Difference stop valve provided at the utility model, described valve gap comprises valve gap body and valve gap bolt, and described valve gap body is connected with described valve body by described valve gap bolt.
In a kind of preferred embodiment of the Low-torque High Pressure Difference stop valve provided at the utility model, described valve gap also comprises seal ring, and described seal ring is located between described valve gap body and described valve body.
In a kind of preferred embodiment of the Low-torque High Pressure Difference stop valve provided at the utility model, described Low-torque High Pressure Difference stop valve also comprises pressing plate, and described pressing plate side abuts with described valve rod, and opposite side is connected with described valve gap body.
In a kind of preferred embodiment of the Low-torque High Pressure Difference stop valve provided at the utility model, described pressing plate comprises pressing plate body and follower bolt, and described pressing plate body side abuts with described valve rod, and opposite side is connected with described valve gap body by described follower bolt.
Compared to prior art, the described Low-torque High Pressure Difference stop valve that the utility model provides has following beneficial effect:
One, described Low-torque High Pressure Difference stop valve is provided with described main valve plug, and adopt pressure self-sealing, open pre-pressure release design, medium high in and low out, utilizes pressure medium selfsealings.
Two, described Low-torque High Pressure Difference stop valve is provided with described pressure releasing valve core, and overcome a difficult problem for High Pressure Difference, high-torque, moment is only 30% of plain edition stop valve, 25% of gate valve.
Three, described Low-torque High Pressure Difference stop valve is provided with described valve gap, and described valve gap body lower part adopts large guide sleeve structure, ensure that described main valve plug and described pressure releasing valve core are bearing the situation of High Pressure Difference, can not produce concussion.
Accompanying drawing explanation
In order to be illustrated more clearly in the technological scheme in the utility model embodiment, below the accompanying drawing used in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings, wherein:
Fig. 1 is the sectional view of the Low-torque High Pressure Difference stop valve that the utility model provides.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technological scheme in the utility model embodiment, obviously, described embodiment is only a part of embodiment of the present utility model, instead of whole embodiments.
Referring to Fig. 1, is the sectional view of the Low-torque High Pressure Difference stop valve that the utility model provides.
Described Low-torque High Pressure Difference stop valve 1 comprises valve body 11, main valve plug 12, pressure releasing valve core 13, valve gap 14, valve rod 15, spacer 16 and pressing plate 17.
Described pressure releasing valve core 13 comprises pressure releasing valve core body 131 and preloading spring 132.Described preloading spring 132 is located between described main valve plug 12 and described pressure releasing valve core body 131.
Described valve gap 14 comprises valve gap body 141, valve gap bolt 142 and seal ring 143.Described valve gap body 141 is located at by described valve gap bolt 142, and described seal ring 143 is located between described valve gap body 141 and described valve body 11.
Described pressing plate 17 comprises pressing plate body 171 and follower bolt 172.Described follower bolt 172 is located at described pressing plate body 171.
Described main valve plug 12 is located in described valve body 11, and described pressure releasing valve core body 131 is located at again in described main valve plug 12.Described valve gap body 141 is connected with described valve body 11 top by described valve gap bolt 142.Described valve rod 15 one end is connected with described pressure releasing valve core body 131, and the other end extends and runs through described valve gap body 141.Described spacer 16 is located between described valve rod 15 and described valve gap body 141.Described pressing plate body 171 side abuts with described valve rod 15, and opposite side is connected with described valve gap body 141 by described follower bolt 172.
During concrete enforcement, the actuator of control system is connected with described valve rod 15, drives described valve rod 15 to rotate, and described valve rod 15 drives described pressure releasing valve core body 131 and described main valve plug 12 to move up and down, thus open and close valve.First open described pressure releasing valve core body 131 during unlatching, the pressure on described main valve plug 12 top is let out and removes, easily can open described main valve plug 12.Thus overcoming a difficult problem for High Pressure Difference, high-torque, moment is only 30% of plain edition stop valve, 25% of gate valve.
Compared to prior art, the described Low-torque High Pressure Difference stop valve 1 that the utility model provides has following beneficial effect:
One, described Low-torque High Pressure Difference stop valve 1 is provided with described main valve plug 12, and adopt pressure self-sealing, open pre-pressure release design, medium high in and low out, utilizes pressure medium selfsealings.
Two, described Low-torque High Pressure Difference stop valve 1 is provided with described pressure releasing valve core 13, and overcome a difficult problem for High Pressure Difference, high-torque, moment is only 30% of plain edition stop valve, 25% of gate valve.
Three, described Low-torque High Pressure Difference stop valve 1 is provided with described valve gap 14, and described valve gap body 141 bottom adopts large guide sleeve structure, ensure that described main valve plug 12 and described pressure releasing valve core 13 are bearing the situation of High Pressure Difference, can not produce concussion.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model description to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical field, be all in like manner included within scope of patent protection of the present utility model.
Claims (6)
1. a Low-torque High Pressure Difference stop valve, it is characterized in that: comprise valve body, main valve plug, pressure releasing valve core, valve gap, valve rod and spacer, described main valve plug is located in described valve body, described pressure releasing valve core is located at again in described main valve plug, described valve gap is located at described body top, described valve rod one end is connected with described pressure releasing valve core, and the other end extends and runs through described valve gap, and described spacer is located between described valve rod and described valve gap.
2. Low-torque High Pressure Difference stop valve according to claim 1, is characterized in that: described pressure releasing valve core comprises pressure releasing valve core body and preloading spring, and described preloading spring is located between described main valve plug and described pressure releasing valve core body.
3. Low-torque High Pressure Difference stop valve according to claim 1, is characterized in that: described valve gap comprises valve gap body and valve gap bolt, and described valve gap body is connected with described valve body by described valve gap bolt.
4. Low-torque High Pressure Difference stop valve according to claim 3, is characterized in that: described valve gap also comprises seal ring, and described seal ring is located between described valve gap body and described valve body.
5. Low-torque High Pressure Difference stop valve according to claim 4, is characterized in that: described Low-torque High Pressure Difference stop valve also comprises pressing plate, and described pressing plate side abuts with described valve rod, and opposite side is connected with described valve gap body.
6. Low-torque High Pressure Difference stop valve according to claim 5, is characterized in that: described pressing plate comprises pressing plate body and follower bolt, and described pressing plate body side abuts with described valve rod, and opposite side is connected with described valve gap body by described follower bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520892046.9U CN205190768U (en) | 2015-11-10 | 2015-11-10 | Poor stop valve of low moment high pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520892046.9U CN205190768U (en) | 2015-11-10 | 2015-11-10 | Poor stop valve of low moment high pressure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205190768U true CN205190768U (en) | 2016-04-27 |
Family
ID=55783761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520892046.9U Expired - Fee Related CN205190768U (en) | 2015-11-10 | 2015-11-10 | Poor stop valve of low moment high pressure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205190768U (en) |
-
2015
- 2015-11-10 CN CN201520892046.9U patent/CN205190768U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204942717U (en) | Diaphragm stop valve | |
| CN203322412U (en) | Safety valve for multi-way valve | |
| CN203770770U (en) | Two-directional flow valve | |
| CN203322343U (en) | Direct-acting overflow valve | |
| CN203685743U (en) | Ejection rod control pluggable oil supplementary valve | |
| CN204061976U (en) | Dress formula floating ball valve in one | |
| CN205190768U (en) | Poor stop valve of low moment high pressure | |
| CN203797015U (en) | Gate valve | |
| CN204127352U (en) | High temperature low moment of torsion middle high-pressure gate valve | |
| CN204175997U (en) | A kind of Double-clack stop valve | |
| CN202561165U (en) | Safety pressure relief device of valve | |
| CN203322339U (en) | Gate valve easy to assemble | |
| CN203656238U (en) | Self-sealing internal-relief gate valve for high-pressure metal | |
| CN202203200U (en) | Lowering valve of hydraulic distributor | |
| CN203286015U (en) | Oblique type valve | |
| CN204942681U (en) | A kind of valve with stiffening rib | |
| CN202441928U (en) | Y-shaped multifunctional valve | |
| CN206449256U (en) | Simple one-way valve | |
| CN204533860U (en) | A kind of full copper touches water and moulds stop valve again | |
| CN203730878U (en) | Low pressure cut-off control energy conservation valve | |
| CN205781272U (en) | A kind of butterfly valve actuating device | |
| CN205743818U (en) | Wellhead blowout preventer | |
| CN111336267A (en) | Anti-locking stop valve | |
| CN204003706U (en) | A kind of middle-and-high voltage system sequence valve | |
| CN203703199U (en) | Plug-type parallel-splayed gate valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Poor stop valve of low moment high pressure Effective date of registration: 20191128 Granted publication date: 20160427 Pledgee: Bank of China Limited by Share Ltd. Hohhot Yuquan branch Pledgor: HUFA TECHNOLOGY HOLDINGS Ltd. Registration number: Y2019150000020 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20210918 Granted publication date: 20160427 Pledgee: Bank of China Limited by Share Ltd. Hohhot Yuquan branch Pledgor: HUFA TECHNOLOGY HOLDINGS Ltd. Registration number: Y2019150000020 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160427 Termination date: 20211110 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |