CN100561026C - Ultra-high pressure sea water pressure balance valve - Google Patents
Ultra-high pressure sea water pressure balance valve Download PDFInfo
- Publication number
- CN100561026C CN100561026C CNB2008100226712A CN200810022671A CN100561026C CN 100561026 C CN100561026 C CN 100561026C CN B2008100226712 A CNB2008100226712 A CN B2008100226712A CN 200810022671 A CN200810022671 A CN 200810022671A CN 100561026 C CN100561026 C CN 100561026C
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- flap
- valve body
- inner end
- valve seat
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Abstract
The present invention discloses a kind of ultra-high pressure sea water pressure balance valve.It comprises valve seat, valve body and valve pocket, and valve body is the threeway of T shape.Valve seat and valve pocket are tubulose, and their inner end is the sealing shape respectively to be stretched into and be fixed in the two ends on the same axis of valve body, and one section endoporus of valve seat inner end is a cone shape hole.Flap and spring are arranged in the valve body.Wherein flap one end is in the valve body, and the other end stretches in the valve pocket.Be characterized in that flap one end has conical head, the tapering of this conical head equates with the cone shape hole tapering of valve seat inner end, offsets at the conical head of off working state lower Disc and the cone shape hole of valve seat inner end.Spring housing is on flap.Under off working state, be tight shape tightening seal by the sealing circle between the cone shape hole of the conical head of flap and valve seat inner end and cooperate.The present invention can not only realize the bigger hydraulic oil of viscosity is sealed, and can the seawater under the abyssal environment be sealed, and Applicable scope is unrestricted.Can be used to adjust the weight buoyant equilibrium of deepwater robot.
Description
Technical field
The present invention relates to a kind of valve.Specifically, be the ultra-high pressure sea water pressure balance valve that is used for adjusting deepwater robot weight buoyant equilibrium.
Background technique
Know all that in the shipbuilding industry deep-sea underwater robot during operation, needs carry out the accurate adjustment of weight buoyant equilibrium according to each job task and load quantity to it under water.Therefore, all be furnished with the buoyancy micro-adjusting mechanism that sea water pump adds withstand voltage water tank on the underwater robot, and ultra-high pressure sea water pressure balance valve is the important component part of this buoyancy micro-adjusting mechanism.Traditional ultra-high pressure sea water pressure balance valve all adopts sliding valve structure; it relies on cooperating between spool and valve base chamber metal covering to realize sealing fully, therefore, can only realize sealing to the bigger hydraulic oil of viscosity; can't the seawater under the abyssal environment be sealed, Applicable scope is restricted at all.
Summary of the invention
The problem to be solved in the present invention is the defective that overcomes background technique, a kind of ultra-high pressure sea water pressure balance valve is provided.This ultra-high pressure sea water pressure balance valve can not only be realized the bigger hydraulic oil of viscosity is sealed, and can the seawater under the abyssal environment be sealed, and Applicable scope is unrestricted.
For addressing the above problem, take following technological scheme:
Ultra-high pressure sea water pressure balance valve of the present invention contains valve seat, valve body and valve pocket, and valve body is the threeway of T shape.Valve seat and valve pocket are tubulose, and their inner end is stretched into respectively and is fixed in the two ends on the same axis of valve body, and form with two ends of valve body respectively and be sealed and matched.One section endoporus of valve seat inner end is a cone shape hole.Flap and spring are arranged in the valve body; Flap wherein is shaft-like, and the one end is in the valve body, and the other end is stretching in the valve pocket of slip, and and valve pocket between form and be sealed and matched.Be characterized in that flap one end adjacent with valve seat has conical head, the tapering of this conical head equates with the cone shape hole tapering of valve seat inner end, offsets at the conical head of off working state lower Disc and the cone shape hole of valve seat inner end.Described spring housing is on flap, and its two ends offset with the conical head of flap and the inner end of valve pocket respectively.On the conical head outer side surface of flap circumferential recess is arranged, seal ring is arranged in the circumferential recess, under off working state, be tight shape tightening seal by the sealing circle between the cone shape hole of the conical head of flap and valve seat inner end and cooperate.
Stretching on that section flap of valve pocket has circumferential recess, and seal ring is arranged in the circumferential recess, and this section flap is slidingly matched by being the sealing shape between sealing circle and valve pocket.
Between valve seat and valve body, all be the sealing shape between valve body and valve pocket and match by seal ring.
The present invention also comprises gland, center hole is arranged at the bottom of the lid of this gland, and it is enclosed within on the valve pocket by this center hole.Circumferential boss is arranged on the valve pocket cylindrical, and the diameter of this circumferential boss equates with the outside diameter of valve body.On the gland and on the valve body cylindrical of an adjacent end internal thread and outside thread are arranged respectively, be the sealing shape by this internal and external screw thread between valve pocket and valve body and be fixed together with valve pocket.
Take following scheme, have the following advantages:
Because flap one end adjacent with valve seat has conical head, the tapering of this conical head equates with the cone shape hole tapering of valve seat inner end, offsets at the conical head of off working state lower Disc and the cone shape hole of valve seat inner end.Described spring housing is on flap, and its two ends offset with the conical head of flap and the inner end of valve pocket respectively.On the conical head outer side surface of flap circumferential recess is arranged, seal ring is arranged in the circumferential recess, under off working state, be tight shape tightening seal by the sealing circle between the cone shape hole of the conical head of flap and valve seat inner end and cooperate.Utilize seal ring to realize between the conical head of cone shape hole and flap one end and the sealing between the flap the other end and valve pocket; good sealing effect; can not only realize the bigger hydraulic oil of viscosity is sealed, and can the seawater under the abyssal environment be sealed, Applicable scope is unrestricted.
Description of drawings
Accompanying drawing is a ultra-high pressure sea water pressure balance valve structural representation of the present invention.
Embodiment
As shown in drawings, ultra-high pressure sea water pressure balance valve of the present invention comprises valve seat 1, valve body 8 and valve pocket 7.Valve body 8 is the threeway of T shape.Valve seat 1 and valve pocket 7 are tubulose, and the one section outside diameter in their inner end is all less than outer section, thereby form step in the middle of their cylindrical, and they stretch into respectively in the two ends on valve body 8 same axis; All be processed with groove on their step and on the cylindrical of step inboard, be embedded with rubber seal 21 and 22 in the groove respectively, realize the sealing of 7 of valve seat 1 and 8 of valve bodies and valve body 8 and valve pockets by the sealing circle.Valve seat 1 inner end links to each other with valve body 8, and an end is processed with respectively outward, internal thread, and the two is outer by this, internal thread is connected mutually.Valve pocket 7 outsides are provided with gland 5, are processed with center hole at the bottom of the lid of this gland, and it is enclosed within on the valve pocket 7 by this center hole.Be processed with circumferential boss 6 on valve pocket 7 cylindricals, the diameter of this circumferential boss equates with the outside diameter of valve body 8.On the gland 5 and with valve body 8 cylindricals of valve pocket 7 adjacent ends on be processed with internal thread and outside thread respectively, 8 of valve pocket 7 and valve bodies are the sealing shape by this internal and external screw thread and are fixed together.
One section endoporus of valve seat 1 inner end is a cone shape hole.Be provided with flap 4 and spring 3 in the valve body 8.Flap 4 wherein is shaft-like, and the one end is in the valve body 8, and the other end is the slip shape and stretches in the valve pocket 7.Wherein, stretch on that section flap 4 in the valve pocket 7 and be processed with circumferential recess, circumferential recess is embedded with seal ring 24, stretches into that section flap 4 in the valve pocket 7 and is by sealing circle and 7 of valve pockets and seals shape and be slidingly matched.Flap 4 one ends adjacent with valve seat 1 are processed with conical head, and the tapering of this conical head equates with the cone shape hole tapering of valve seat 1 inner end, offsets at the conical head of off working state lower Disc 4 and the cone shape hole of valve seat 1 inner end.Described spring 3 is enclosed within on the flap 4, and its two ends offset with the conical head of flap 4 and the inner end of valve pocket 7 respectively.Be processed with circumferential recess on the conical head outer side surface of flap 4, seal ring 23 is arranged in the circumferential recess, under off working state, be tight shape tightening seal by the sealing circle between the cone shape hole of the conical head of flap 4 and valve seat 1 inner end and cooperate.
Under the user mode, the outer end of valve seat 1 links to each other as the M mouth and with the seawater delivery side of pump, and the outer end of valve pocket is communicated with as the N mouth and with seawater, then is connected with the withstand voltage water tank of deep-sea underwater robot with the P mouth of perpendicular that valve body of M mouth and N mouth.Under off working state, because the effect of spring, the conical head of flap one end tightly withstands in the cone shape hole of valve seat inner end, and seawater can't enter pressure-resistant cabin.When need during to the pressure-resistant cabin water filling, as long as open sea water pump, because sea water pump has pressure capacity, will the supervoltage sea water of N mouth be pressurizeed, make the pressure of M mouth raise gradually, be enough to overcome the elastic force of spring, the thrust of N mouth and the resistance of seal ring until the thrust of M mouth, make flap to valve pocket one side shifting, until the lift off a seat cone shape hole of inner end of the conical head that makes flap, make valve open, the M mouth and and the P mouth between conducting, thereby seawater is injected in the pressure-resistant cabin of underwater robot, thereby realized buoyancy fine setting to the deep-sea underwater robot.
Claims (4)
1. ultra-high pressure sea water pressure balance valve comprises valve seat (1), valve body (8) and valve pocket (7), and valve body (8) is the threeway of T shape; Valve seat (1) and valve pocket (7) are tubulose, and their inner end is stretched into respectively and is fixed in the two ends on the same axis of valve body (8), and form with two ends of valve body respectively and be sealed and matched; One section endoporus of valve seat (1) inner end is a cone shape hole; Flap (4) and spring (3) are arranged in the valve body (8); Flap wherein (4) is shaft-like, and the one end is in the valve body (8), and what the other end slided stretches in the valve pocket (7), and and valve pocket (7) between form and be sealed and matched; It is characterized in that flap (4) one ends adjacent with valve seat (1) have conical head, the tapering of this conical head equates with the cone shape hole tapering of valve seat (1) inner end, offsets at the conical head of off working state lower Disc (4) and the cone shape hole of valve seat (1) inner end; Described spring (3) is enclosed within on the flap (4), and its two ends offset with the conical head of flap (4) and the inner end of valve pocket (7) respectively; On the conical head outer side surface of flap (4) circumferential recess is arranged, seal ring (23) is arranged in the circumferential recess, under off working state, be tight shape tightening seal by the sealing circle between the cone shape hole of the conical head of flap (4) and valve seat (1) inner end and cooperate.
2. ultra-high pressure sea water pressure balance valve according to claim 1, it is characterized in that stretching on that section flap (4) of valve pocket (7) circumferential recess is arranged, seal ring (24) is arranged in the circumferential recess, and that section flap (4) that stretches into valve pocket (7) is slidingly matched by being the sealing shape between sealing circle and valve pocket (7).
3. ultra-high pressure sea water pressure balance valve according to claim 1 is characterized in that between valve seat (1) and valve body (8), is the sealing shape by seal ring (21 and 22) respectively between valve body (8) and valve pocket (7) and matches.
4. according to the described ultra-high pressure sea water pressure balance valve of each claim of claim 1～3, it is characterized in that also comprising gland (5), center hole is arranged at the bottom of the lid of this gland, it is enclosed within on the valve pocket (7) by this center hole; On valve pocket (7) cylindrical circumferential boss (6) is arranged, the diameter of this circumferential boss equates with the outside diameter of valve body (8); Gland (5) go up and with valve body (8) cylindrical of the adjacent end of valve pocket (7) on internal thread and outside thread are arranged respectively, be by this internal and external screw thread between valve pocket (7) and valve body (8) and seal shape and be fixed together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2008100226712A CN100561026C (en) | 2008-07-08 | 2008-07-08 | Ultra-high pressure sea water pressure balance valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2008100226712A CN100561026C (en) | 2008-07-08 | 2008-07-08 | Ultra-high pressure sea water pressure balance valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101319730A CN101319730A (en) | 2008-12-10 |
| CN100561026C true CN100561026C (en) | 2009-11-18 |
Family
ID=40179931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2008100226712A Expired - Fee Related CN100561026C (en) | 2008-07-08 | 2008-07-08 | Ultra-high pressure sea water pressure balance valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100561026C (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102678985A (en) * | 2012-05-04 | 2012-09-19 | 华中科技大学 | Seawater pressure balancing valve |
| CN103982685B (en) * | 2014-05-09 | 2016-05-04 | 哈尔滨工程大学 | Seawater corrosion resistance equilibrated valve |
| CN104482208A (en) * | 2014-11-19 | 2015-04-01 | 中国船舶重工集团公司第七○二研究所 | Detachable ultrahigh pressure waterproof sealing ring |
| CN109737227A (en) * | 2019-01-29 | 2019-05-10 | 湖北三江航天红峰控制有限公司 | Safety valve |
| CN111577902A (en) * | 2019-02-18 | 2020-08-25 | 浙江盾安禾田金属有限公司 | Valve body assembly |
| RU2728565C1 (en) * | 2019-12-05 | 2020-07-31 | Общество С Ограниченной Ответственностью "Научно-Технологический Центр "Геомеханика" | Slide-type pneumatic-hydraulic high-pressure valve |
| CN116374135A (en) * | 2023-03-06 | 2023-07-04 | 博雅工道（北京）机器人科技有限公司 | Underwater linear motion mechanism and underwater equipment with same |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4766924A (en) * | 1986-12-08 | 1988-08-30 | The Lee Company | Pressure relief valve |
-
2008
- 2008-07-08 CN CNB2008100226712A patent/CN100561026C/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4766924A (en) * | 1986-12-08 | 1988-08-30 | The Lee Company | Pressure relief valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101319730A (en) | 2008-12-10 |
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Granted publication date: 20091118 Termination date: 20170708 |