CN208734953U - A kind of one-way balance valve suitable for submersible buoyancy adjustment - Google Patents
A kind of one-way balance valve suitable for submersible buoyancy adjustment Download PDFInfo
- Publication number
- CN208734953U CN208734953U CN201821208440.6U CN201821208440U CN208734953U CN 208734953 U CN208734953 U CN 208734953U CN 201821208440 U CN201821208440 U CN 201821208440U CN 208734953 U CN208734953 U CN 208734953U
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- valve
- balance
- check valve
- check
- way
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Abstract
The utility model belongs to valve body correlative technology field, it discloses a kind of one-way balance valves suitable for submersible buoyancy adjustment, one-way balance valve includes valve body, check valve assembly and balance valve module, check valve assembly with balance the valve module both ends that be inlaid in valve body respectively opposite；The valve chamber that valve body offers the through-flow mouth of valve body and is connected with the through-flow mouth of valve body, valve body is through-flow mouth run through the side of valve body；Balancing valve module includes balance valve core, and the one end for balancing valve core is contained in balanced valve counter balance pocket, and the other end protrudes into valve chamber；Check valve valve group includes being contained in the intracorporal inner elements of check valve of valve, and inner elements of check valve or balance valve core so that inner elements of check valve is separated or offsets with valve core is balanced, thus turn on or off one-way balance valve by the movement along body length direction.The utility model simplifies structure, reduces volume, thereby reduces the complexity and cost of submersible buoyancy regulating system.
Description
Technical field
The utility model belongs to valve body correlative technology field, is suitable for submersible buoyancy adjustment more particularly, to one kind
One-way balance valve.
Background technique
Submersible is the diving apparatus for having underwater observation and carrying out underwater operation, is mainly used to execute submarine survey, sea
The tasks such as bottom exploration, sea bed exploitation and salvaging, lifesaving, and can be used as the movable underwater operation substrate of diver.
Submersible needs to adjust its buoyancy within the scope of the certain depth in ocean to hover in different depth, with complete
Ocean expedition, seafari task.Other than active controller buoyancy, submersible can be due to weight itself after ocean samples
Variation or discharge other equipment after cause weight to reduce, also due to the variation of the physicochemical property of seawater causes density of sea water
Variation so as to cause buoyancy variation, moreover, with the variation of submersible deep diving depth, submersible pressure-resistance structure occurs elasticity and becomes
Shape also results in the variation of buoyancy.Therefore need to adjust the diving depth of submersible by buoyancy regulating system.It is existing floating
Draught control system adjusts the injection of seawater and discharge with cut-off valve group, and extraneous control water or electromagnet is needed
The switch of control valve group increases the volume, cost and weight of buoyancy regulating system.Correspondingly, there is development one for this field
The technical need of the valve suitable for submersible buoyancy adjustment of kind small volume.
Utility model content
Aiming at the above defects or improvement requirements of the prior art, the utility model provides a kind of suitable for submersible buoyancy
The one-way balance valve of adjusting, be based on existing submersible buoyancy regulating system the characteristics of, study and devise a kind of small volume
The one-way balance valve suitable for submersible buoyancy adjustment.Balanced valve and check valve have been carried out integrated set by the one-way balance valve
Meter, inner elements of check valve and balance valve core are flush-mounted in valve body respectively, and the inner elements of check valve and the balance valve core are mutual
For valve seat, volume is so reduced, simplifies structure, thereby reduces the complexity and cost of submersible buoyancy regulating system.
To achieve the above object, the utility model provides a kind of one-way balance valve suitable for submersible buoyancy adjustment,
The one-way balance valve includes valve body, check valve assembly and balance valve module, the check valve assembly and the balance valve module
It is inlaid in the opposite both ends of the valve body respectively；The valve body offers the through-flow mouth of valve body and is connected with the through-flow mouth of the valve body
Valve chamber, the through-flow mouth of valve body run through the valve body side；
The balance valve module includes balanced valve screw plug, is contained in the intracorporal balance valve spring of the valve and balanced valve valve
Core is formed with balanced valve counter balance pocket, the balanced valve valve between the balanced valve screw plug, the balance valve core and the valve body
One end of core is contained in the balanced valve counter balance pocket, and the other end protrudes into the valve chamber；The balanced valve screw plug is connected to institute
State one end of valve body；One end of the balance valve spring is connected to the balance valve core, and the other end is connected to the balanced valve
Screw plug；The balance valve spring is located in the balanced valve counter balance pocket, with pre compressed magnitude；
The check valve assembly includes check valve screw plug, is contained in the intracorporal inner elements of check valve of the valve and check valve bullet
Spring forms unidirectional valve chamber between the check valve screw plug, the inner elements of check valve and the valve body；The check valve screw plug connects
It is connected to the other end of the valve body, offers the through-flow mouth of check valve, the through-flow mouth of check valve and the unidirectional valve chamber phase
Connection；The both ends of the one-way valve spring are connected to the check valve screw plug and the inner elements of check valve；The check valve
Spring has pre compressed magnitude；The inner elements of check valve could be detachably connected to the balance valve core, the inner elements of check valve or
Balance valve core described in person is by the movement along the body length direction come so that the inner elements of check valve and the balanced valve
Spool, which is separated, perhaps to offset so that the through-flow mouth of the valve body is connected or is separated by with the through-flow mouth of the check valve
From then turning on or off the one-way balance valve.
Further, the one-way balance valve is connected by the through-flow mouth of the valve body with ballast tank or seawater；Institute
The through-flow mouth of check valve is stated for being connected with sea water pump.
Further, the valve body is used to carry the check valve assembly and the balance valve module, one end offer
Stepped groove, the other end open up fluted；The bottom surface of the stepped groove offers through-hole, and the through-hole and the stepped groove are used jointly
In the receiving balanced valve component.
Further, the bottom of the groove offers container, and the container is provided commonly for accommodating with the groove
The inner elements of check valve and part the check valve screw plug.
Further, the container is connected with the valve chamber, and the valve chamber is connected with the through-hole
Logical, the valve chamber is protruded into after passing through the through-hole in one end of the balance valve core.
Further, the valve body is also provided with balance port and damping hole, the damping hole respectively with the stepped groove and
The balance port is connected.
Further, the check valve assembly further includes being housed in being nested in the container, described to be nested with out
Equipped with stepped hole, the stepped hole is connected with the valve chamber, and the inner elements of check valve is housed in the stepped hole.
Further, the cascaded surface of the stepped hole and surface of the inner elements of check valve far from the check valve screw plug it
Between be provided with predetermined gap.
It is further, described to be nested with the bottom surface that the container is resisted against by the extruding of the check valve screw plug,
And described be nested between the inner elements of check valve is provided with inner elements of check valve O-ring.
Further, have between balance valve core one end being housed in the stepped groove and the bottom surface of institute's stepped groove
There is predetermined gap.
In general, the utility model the above technical solutions conceived by the present invention are compared with the prior art,
The one-way balance valve suitable for submersible buoyancy adjustment provided mainly has the advantages that
1. the inner elements of check valve could be detachably connected to the balance valve core, the inner elements of check valve or described flat
Weighing apparatus valve core is by the movement along the body length direction come so that the inner elements of check valve mutually takes off with the balance valve core
From perhaps offseting so that the through-flow mouth of the valve body is connected or is isolated with the through-flow mouth of the check valve, then beat
On or off closes the one-way balance valve, and the inner elements of check valve and the balance valve core valve seat each other greatly simplifie
Structure improves integrated level, reduces volume.
2. the one-way balance valve include valve body, check valve assembly and balance valve module, the check valve assembly with it is described
Balance valve module is inlaid in the opposite both ends of the valve body respectively, is thus integrated with check valve and balanced valve together, structure letter
It is single, and make Flow channel of the seawater in valve shorter, reduce interface, reduces the probability of seawater leakage.
3. seawater, which directly pushes the inner elements of check valve open by the through-flow mouth of valve body, enters seawater Pump Suction Nozzle, flow area compared with
Greatly, reduce the pressure loss of sea water pump.
4. the valve body is also provided with balance port and damping hole, the damping hole respectively with the stepped groove and the balance
Mouth is connected, and thus balanced valve counter balance pocket is connected by damping hole with balance port, and then is connected with extraneous seawater, is so made
It obtains the balanced valve counter balance pocket steadily to intake and draining, so that the opening and closing of one-way balance valve is steady, reduces one-way balance valve
Vibration.
5. the cascaded surface of the stepped hole and the inner elements of check valve are arranged between the surface far from the check valve screw plug
There is predetermined gap, while having between balance valve core one end being housed in the stepped groove and the bottom surface of the stepped groove
There is predetermined gap, therefore ensures that the reliable sealing between the balance valve core and the inner elements of check valve.
Detailed description of the invention
Fig. 1 is the cross-sectional view of the one-way balance valve provided by the utility model suitable for submersible buoyancy adjustment.
In all the appended drawings, identical appended drawing reference is used to denote the same element or structure, in which: 1- balanced valve spiral shell
Stifled, 2- balances valve spring, and 3- balances valve core, and 4- balances valve core O-ring, 5- valve body is through-flow mouth, and 6- is nested with, 7- check valve
Spool, 8- one-way valve spring, 9- check valve screw plug, 10- check valve is through-flow mouth, 11- balanced valve counter balance pocket, 12- balanced valve screw plug O
Type circle, 13- valve body, 14- balance port, 15- damping hole, 16- valve chamber, 17- inner elements of check valve O-ring, the unidirectional valve chamber of 18-
Room, 19- are nested with O-ring, 20- check valve screw plug O-ring.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.In addition, institute in the various embodiments of the present invention described below
The technical characteristic being related to can be combined with each other as long as they do not conflict with each other.
Referring to Fig. 1, the one-way balance valve provided by the utility model suitable for submersible buoyancy adjustment include valve body 13,
Valve module and check valve assembly are balanced, it is opposite that the balance valve module and the check valve assembly are inlaid in the valve body 13 respectively
Both ends, the balance valve module could be detachably connected to the check valve assembly.
The valve body 13 is used to carry the check valve assembly and the balance valve module, one end offer stepped groove,
The other end opens up fluted.The bottom surface of the stepped groove offers through-hole, the center of the central axis of the through-hole and the groove
Overlapping of axles.The bottom of the groove offers container, and the container and the groove are provided commonly for single described in collecting part
To valve module.The bottom of the container offers valve chamber 16, and the valve chamber 16 is connected with the through-hole.It is described
Stepped groove, the through-hole and the valve chamber 16 are provided commonly for balancing valve module described in collecting part.
In present embodiment, the valve chamber 16 is located at the middle part of the valve body 13.The valve body 13 is also provided with valve
Body is through-flow mouth 5, the through-flow mouth 5 of valve body are connected with the valve chamber 16.In present embodiment, the through-flow mouth 5 of valve body
Central axis in the length direction of the valve body 13；The through-flow mouth 5 of valve body is used for and ballast tank or briny environment
It is connected.The valve body 13 is also provided with balance port 14, the length direction of the central axis of the balance port 14 and the valve body 13
Vertically.The valve body 13 is also provided with damping hole 15, the damping hole 15 respectively with 14 phase of the stepped groove and the balance port
Connection.In present embodiment, the damping hole 15 for providing certain damping so that the balance valve module steadily into
Water and draining, opening and closing is steady, reduces the vibration of the balance valve module,
The balance valve module includes balanced valve screw plug 1, balance valve spring 2, balance valve core 3, balance valve core O-ring
4 and balanced valve screw plug O-ring 12, the balanced valve screw plug 1 is substantially stepped, and one end is contained in the stepped groove, and
It is formed and is threadedly coupled between the balanced valve screw plug 1 and the stepped groove.The step of the balanced valve screw plug 1 is resisted against the valve
One end of body 13, and the balanced valve screw plug O-ring 12 is arranged between the step and the valve body 13 of the balanced valve screw plug.
One end that the balanced valve screw plug 1 is housed in the stepped groove offers accepting hole, and the accepting hole is described flat for accommodating
Weigh valve spring 2.Balanced valve counter balance pocket 11 is formed between the valve body 13, the balanced valve screw plug 1 and the balance valve core 3,
The balanced valve screw plug O-ring 12 is for insulating sea water and the balanced valve counter balance pocket 11；The balance valve core O-ring 4 is used
In the isolation balanced valve counter balance pocket 11 and the valve chamber 16.One end of the balance valve spring 2 is connected to the receiving
The bottom in hole, the other end are connected to the balance valve core 3.The balance valve spring 2 has pre compressed magnitude.
The balance valve core 3 is in T font, and one end enters the valve chamber 16, the other end after passing through the through-hole
It is housed in the stepped groove.The balance valve core 3 is housed in one end in the stepped groove towards the bottom of the stepped groove
There is predetermined gap, to ensure the balance valve core 3 and the check valve between the surface in face and the bottom surface of the stepped groove
Sealing between component.The balance valve core O-ring 4 is partly contained in the balance valve core 3, is located at described flat
It weighs between valve core 3 and the hole wall of the through-hole.
The check valve assembly includes being nested with 6, inner elements of check valve 7, one-way valve spring 8, check valve screw plug 9, check valve
Spool O-ring 17 is nested with O-ring 19 and check valve screw plug O-ring 20, and the inner elements of check valve 7, which is arranged, is nested with 6 described
It is interior, it is described to be nested with 6 and be contained in the container.The check valve screw plug 9 is partially housed in the groove, and described
Valve body 13 is threadedly coupled.
The check valve screw plug 9 is stepped, offers the through-flow mouth 10 of stair-stepping check valve.The check valve is through-flow
Mouth 10 with two-way sea water pump for being connected.Shape between the valve body 13, the check valve screw plug 9 and the inner elements of check valve 7
At unidirectional valve chamber 18.The check valve screw plug O-ring 20 be arranged in the valve body 13 and the check valve screw plug 9 step it
Between, it is used to separate seawater and the unidirectional valve chamber 18.
It is described to be nested with 6 and be housed in the container, offer stepped hole, the stepped hole and the valve chamber
16 are connected.The inner elements of check valve 7 is housed in the stepped hole.The cascaded surface of the stepped hole and the inner elements of check valve
It is provided with certain interval between 7 surfaces far from the check valve screw plug 9, for ensuring the balance valve core 3 and institute
State the reliable sealing between inner elements of check valve 7.It is described to be nested with 6 extruding by the check valve screw plug 9 in present embodiment
And be resisted against the bottom surface of the container, it is thus achieved that it is described be nested with 6 reliable location；The balance valve core 3 and institute
State the sealing force fitted closely between inner elements of check valve 7 be by the balance valve spring 2 or the one-way valve spring 8 or
The two come together provide.
The inner elements of check valve O-ring 17 setting the inner elements of check valve 7 and it is described be nested between 6, with for every
Break the valve chamber 16 and the unidirectional valve chamber 18.It is described be nested with O-ring 19 and be arranged described be nested with 6 and the valve
Between body 13, for separating the valve chamber 16 and the unidirectional valve chamber 18.One end of the one-way valve spring 8 connects
In the inner elements of check valve 7, the other end is connected to the check valve screw plug 9.In present embodiment, the one-way valve spring 8 has
There is pre compressed magnitude, so that the inner elements of check valve 7 fits with the balance valve core 3.It is described unidirectional in present embodiment
Valve seat greatly simplifies to eliminate traditional valve seat each other between valve core 7 and the balance valve core 3
Structure, and further reduced the volume of the one-way balance valve.
When the one-way balance valve suitable for submersible buoyancy adjustment works, the through-flow mouth 5 of valve body and the list
It is connected respectively with the two-way sea water pump of ballast tank and submersible buoyancy regulating system to the through-flow mouth 10 of valve, when sea water pump forward direction
When operating, the through-flow mouth 10 of check valve is connected with the outlet of sea water pump, and the through-flow mouth 5 of valve body is connected with ballast tank
Logical, seawater is discharged the sea water pump from its outlet, and enters the unidirectional valve chamber 18 by the through-flow mouth 10 of the check valve,
The inner elements of check valve 7 at this time by seawater and the one-way valve spring 8 be pressed on jointly it is described be nested on 6, the balanced valve
Spool 3 is at this time by seawater pressure, the elastic force and the check valve for balancing valve spring 2 in the balanced valve counter balance pocket 11
Through-flow mouth 10 enters the pressure effect of the seawater in the inner elements of check valve 7, when the seawater pressure that the balance valve core 3 is subject to
It is described flat when greater than the sum of seawater pressure in the elastic force for the balance valve spring 2 being subject to and the balanced valve counter balance pocket 11
The valve core 3 that weighs is mobile towards the direction far from the inner elements of check valve 7, so that the balance valve core 3 and the inner elements of check valve 7
It is separated, thus balanced valve valve port is opened, and seawater enters the valve chamber 16, and enters institute by the through-flow mouth 5 of the valve body
State ballast tank.When the sea water pump antiport, the through-flow mouth 10 of check valve connects seawater pump intake, seawater pump intake
Certain vacuum degree is generated, the seawater in the ballast tank enters the valve chamber 16 from the through-flow mouth 5 of the valve body, and straight
It connects and pushes the inner elements of check valve 7 open to enter the unidirectional valve chamber 18, final seawater is discharged from the through-flow mouth 10 of the check valve
To enter the seawater pump intake.
Due to the symmetry of the buoyancy regulating system, it is unidirectional flat that this is equally set between two-way sea water pump and marine environment
Weigh valve, and the through-flow mouth 10 of check valve is connected with sea water pump with seawater respectively with the through-flow mouth 5 of the valve body.When the sea water pump
When Positive work, the through-flow mouth 10 of check valve is connected with the suction inlet of sea water pump, and the through-flow mouth 5 of valve body is connected with seawater
Logical, seawater Pump Suction Nozzle generates certain vacuum degree so that seawater enter the valve chamber 16 from the through-flow mouth 5 of the valve body and
Directly push open and enter the unidirectional valve chamber 18 after the inner elements of check valve 7, finally from the through-flow discharge of mouth 10 of the check valve and
Into seawater Pump Suction Nozzle.When sea water pump antiport, the through-flow mouth 10 of check valve is connected with seawater pump discharge, sea
For water pump by seawater after its outlet discharge, seawater enters the unidirectional valve chamber 18 by the through-flow mouth 10 of the check valve, described
Inner elements of check valve 7 is nested on 6 described in being pressed at this time by seawater and 8 collective effect of the one-way valve spring, described flat
Weigh valve core 3 at this time by the balanced valve counter balance pocket 11 seawater pressure, it is described balance valve spring 2 spring force and from
The seawater pressure that the through-flow mouth 10 of check valve enters, when the seawater pressure is than the sum of seawater pressure in spring force and counter balance pocket 11
When bigger, the balance valve core 3 is open, so that balanced valve valve port is opened, after seawater enters the valve chamber 16, and leads to
It crosses the through-flow mouth 5 of the valve body and is discharged into marine environment.
One-way balance valve provided by the utility model suitable for submersible buoyancy adjustment, the one-way balance valve it is described
Inner elements of check valve or the balance valve core are by the movement along the body length direction come so that the inner elements of check valve
It is separated or offsets with the balance valve core, so that the through-flow mouth of the valve body is connected with the through-flow mouth of the check valve
Lead to or be isolated, then turn on or off the one-way balance valve, thus integrate check valve and balanced valve, ties
Structure is simple, and makes runner of the seawater in valve shorter, reduces interface, reduces the probability of seawater leakage, improves simultaneously
Integrated level reduces volume.
As it will be easily appreciated by one skilled in the art that the above is only the preferred embodiment of the utility model only, not
To limit the utility model, any modification made within the spirit and principle of the present invention, equivalent replacement and change
Into etc., it should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of one-way balance valve suitable for submersible buoyancy adjustment, it is characterised in that:
The one-way balance valve includes valve body, check valve assembly and balance valve module, the check valve assembly and the balanced valve
Component is inlaid in the opposite both ends of the valve body respectively；The valve body offer the through-flow mouth of valve body and with the through-flow mouth phase of the valve body
The valve chamber of connection, the through-flow mouth of valve body run through the side of the valve body；
The balance valve module includes balanced valve screw plug, is contained in the intracorporal balance valve spring of the valve and balance valve core, institute
It states and is formed with balanced valve counter balance pocket between balanced valve screw plug, the balance valve core and the valve body, the balance valve core
One end is contained in the balanced valve counter balance pocket, and the other end protrudes into the valve chamber；The balanced valve screw plug is connected to the valve
One end of body；One end of the balance valve spring is connected to the balance valve core, and the other end is connected to the balanced valve screw plug；
The balance valve spring is located in the balanced valve counter balance pocket, with pre compressed magnitude；
The check valve assembly includes check valve screw plug, is contained in the intracorporal inner elements of check valve of the valve and one-way valve spring, institute
It states and forms unidirectional valve chamber between check valve screw plug, the inner elements of check valve and the valve body；The check valve screw plug is connected to
The other end of the valve body, offers the through-flow mouth of check valve, and the through-flow mouth of check valve is connected with the unidirectional valve chamber；
The both ends of the one-way valve spring are connected to the check valve screw plug and the inner elements of check valve；The one-way valve spring tool
There is pre compressed magnitude；The inner elements of check valve could be detachably connected to the balance valve core, the inner elements of check valve or described
Valve core is balanced by the movement along the body length direction come so that the inner elements of check valve and the balance valve core phase
It is detached from and perhaps offsets so that the through-flow mouth of the valve body is connected or is isolated with the through-flow mouth of the check valve, then
Turn on or off the one-way balance valve.
2. being suitable for the one-way balance valve of submersible buoyancy adjustment as described in claim 1, it is characterised in that: described unidirectional flat
Weighing apparatus valve is connected by the through-flow mouth of the valve body with ballast tank or seawater；The through-flow mouth of check valve is used for and sea water pump phase
Connection.
3. being suitable for the one-way balance valve of submersible buoyancy adjustment as described in claim 1, it is characterised in that: the valve body is used
Stepped groove is offered in the carrying check valve assembly and the balance valve module, one end, the other end opens up fluted；It is described
The bottom surface of stepped groove offers through-hole, and the through-hole and the stepped groove are provided commonly for accommodating the balanced valve component.
4. being suitable for the one-way balance valve of submersible buoyancy adjustment as claimed in claim 3, it is characterised in that: the groove
Bottom offers container, and the container and the groove are provided commonly for accommodating the inner elements of check valve and part is described unidirectional
Valve screw plug.
5. being suitable for the one-way balance valve of submersible buoyancy adjustment as claimed in claim 4, it is characterised in that: the container
It is connected with the valve chamber, and the valve chamber is connected with the through-hole, one end of the balance valve core passes through
The valve chamber is protruded into after the through-hole.
6. being suitable for the one-way balance valve of submersible buoyancy adjustment as claimed in claim 4, it is characterised in that: the valve body is also
Balance port and damping hole are offered, the damping hole is connected with the stepped groove and the balance port respectively.
7. being suitable for the one-way balance valve of submersible buoyancy adjustment as claimed in claim 4, it is characterised in that: the check valve
Component further includes being housed in being nested in the container, and described be nested with offers stepped hole, the stepped hole with it is described
Valve chamber is connected, and the inner elements of check valve is housed in the stepped hole.
8. being suitable for the one-way balance valve of submersible buoyancy adjustment as claimed in claim 7, it is characterised in that: the stepped hole
The surface of cascaded surface and the inner elements of check valve far from the check valve screw plug between be provided with predetermined gap.
9. being suitable for the one-way balance valve of submersible buoyancy adjustment as claimed in claim 8, it is characterised in that: described to be nested with
It is resisted against the bottom surface of the container by the extruding of the check valve screw plug, and described is nested with and the inner elements of check valve
Between be provided with inner elements of check valve O-ring.
10. being suitable for the one-way balance valve of submersible buoyancy adjustment as claimed in claim 3, it is characterised in that: the balance
Valve core, which is housed between one end in the stepped groove and the bottom surface of institute's stepped groove, has predetermined gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821208440.6U CN208734953U (en) | 2018-07-28 | 2018-07-28 | A kind of one-way balance valve suitable for submersible buoyancy adjustment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821208440.6U CN208734953U (en) | 2018-07-28 | 2018-07-28 | A kind of one-way balance valve suitable for submersible buoyancy adjustment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208734953U true CN208734953U (en) | 2019-04-12 |
Family
ID=66028815
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821208440.6U Withdrawn - After Issue CN208734953U (en) | 2018-07-28 | 2018-07-28 | A kind of one-way balance valve suitable for submersible buoyancy adjustment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208734953U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108895182A (en) * | 2018-07-28 | 2018-11-27 | 华中科技大学 | A kind of one-way balance valve suitable for submersible buoyancy adjustment |
-
2018
- 2018-07-28 CN CN201821208440.6U patent/CN208734953U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108895182A (en) * | 2018-07-28 | 2018-11-27 | 华中科技大学 | A kind of one-way balance valve suitable for submersible buoyancy adjustment |
| CN108895182B (en) * | 2018-07-28 | 2023-09-29 | 华中科技大学 | One-way balance valve suitable for buoyancy adjustment of submersible |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190412 Effective date of abandoning: 20230929 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20190412 Effective date of abandoning: 20230929 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |