CN111207229A - Balance regulating valve for upward floating of underwater vehicle - Google Patents
Balance regulating valve for upward floating of underwater vehicle Download PDFInfo
- Publication number
- CN111207229A CN111207229A CN202010065226.5A CN202010065226A CN111207229A CN 111207229 A CN111207229 A CN 111207229A CN 202010065226 A CN202010065226 A CN 202010065226A CN 111207229 A CN111207229 A CN 111207229A
- Authority
- CN
- China
- Prior art keywords
- transmission shaft
- shell
- baffle
- regulating valve
- underwater vehicle
- 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.)
- Granted
Links
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
- F16K11/06—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements
- F16K11/072—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with pivoted closure members
- F16K11/074—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with pivoted closure members with flat sealing faces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63G—OFFENSIVE OR DEFENSIVE ARRANGEMENTS ON VESSELS; MINE-LAYING; MINE-SWEEPING; SUBMARINES; AIRCRAFT CARRIERS
- B63G8/00—Underwater vessels, e.g. submarines; Equipment specially adapted therefor
- B63G8/14—Control of attitude or depth
- B63G8/26—Trimming equipment
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/04—Construction of housing; Use of materials therefor of sliding valves
- F16K27/044—Construction of housing; Use of materials therefor of sliding valves slide valves with flat obturating members
- F16K27/045—Construction of housing; Use of materials therefor of sliding valves slide valves with flat obturating members with pivotal obturating members
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/30—Details
- F16K3/312—Line blinds
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/30—Details
- F16K3/314—Forms or constructions of slides; Attachment of the slide to the spindle
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T70/00—Maritime or waterways transport
- Y02T70/10—Measures concerning design or construction of watercraft hulls
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The utility model provides a balanced governing valve for underwater vehicle come-up, relates to underwater vehicle low pressure blowdown system field, contains: the device comprises a body with a closed cavity, wherein the side wall of the body is provided with an air inlet, and the bottom wall of the body is a plane and is provided with two air outlets; each air outlet is provided with a bent pipe, and the tail ends of the two bent pipes face opposite directions; the transmission device comprises a shell and a transmission shaft which are vertically arranged, the top of the shell is fixed on the bottom wall, and the top end surface of the shell protrudes out of the inner surface of the bottom wall; the transmission shaft is rotatably arranged in the shell in a penetrating way, and two ends of the transmission shaft extend out of the shell; one end of the baffle is fixed at the top end of the transmission shaft, and the rest part of the baffle is tightly attached to the inner surface of the bottom wall and can cover the air outlet. The balance regulating valve disclosed by the invention can be used for independently controlling the balance of the underwater vehicle, so that the number of valves is reduced, and the cost is lower; the titanium alloy is adopted as a whole, so that the corrosion resistance is high, and the service life is long; the swing type control switch is adopted in the device, and the control is sensitive.
Description
Technical Field
The invention relates to the field of low-pressure blowing systems of underwater vehicles, in particular to a balance regulating valve for floating of an underwater vehicle.
Background
In the process of floating of the underwater vehicle, in order to avoid the inclination of the underwater vehicle, the balance of the underwater vehicle is required to be adjusted and controlled by controlling the air injection amount at the two sides of the underwater vehicle, so that the underwater vehicle is always kept in a balanced state; during balance adjustment of the underwater vehicle, a special valve is required to control the displacement of the underwater vehicle. The existing valve for controlling the displacement usually adopts a knob type switch, valves for controlling the displacement are respectively arranged on exhaust pipelines at the left side and the right side of an underwater vehicle, and the valves at the two sides are mutually matched to control the balance of the underwater vehicle.
However, the existing balance adjustment method has the following disadvantages: the whole regulating valve is made of copper alloy materials, so that the regulating valve is heavy in weight, serious in corrosion and short in service life; the existing knob type valve controls the air displacement, the tightness operation is frequent, the phenomenon of thread slipping is easy to occur, and the service life is short; the valves on two sides are required to be matched for use, so that the control is not flexible and the cost is higher.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a balance regulating valve for upward floating of an underwater vehicle, which is used for independently controlling the balance of the underwater vehicle, reduces the number of valves and has lower cost; the titanium alloy is adopted as a whole, so that the corrosion resistance is high, and the service life is long; the swing type control switch is adopted in the device, and the control is sensitive.
In order to achieve the above purposes, the technical scheme is as follows: a trim valve for floatation of an underwater vehicle, comprising:
the air conditioner comprises a body with a closed cavity, wherein the side wall of the body is provided with an air inlet, and the bottom wall of the body is a plane and is provided with two air outlets; each air outlet is provided with a bent pipe, and the tail ends of the two bent pipes face opposite directions;
the transmission device comprises a shell and a transmission shaft which are vertically arranged, the top of the shell is fixed on the bottom wall, and the top end face of the shell protrudes out of the inner surface of the bottom wall; the transmission shaft is rotatably arranged in the shell in a penetrating way, and two ends of the transmission shaft extend out of the shell;
and one end of the baffle is fixed at the top end of the transmission shaft, and the rest part of the baffle is tightly attached to the inner surface of the bottom wall and can cover the air outlet.
On the basis of the technical scheme, the baffle has a symmetrical structure;
in the initial state, the symmetric line of the baffle is vertical to the connecting line of the centers of the two air outlets and passes through the midpoint of the connecting line of the two centers; the two air outlets are completely opened;
when the underwater vehicle tilts, the transmission shaft rotates relative to the shell, the baffle covers the air outlet on the side opposite to the tilting side, and the coverage area is gradually increased.
On the basis of the technical scheme, all metal structures of the balance regulating valve are made of titanium alloy.
On the basis of the technical scheme, the bottom end of the transmission shaft is connected with a control system of the underwater vehicle.
On the basis of the technical scheme, the circle center of the air inlet is positioned on a vertical plane at the midpoint of a connecting line of the circle centers of the two air outlets.
On the basis of the technical scheme, the inner sides of the two ends of the shell are respectively provided with a bearing, and the transmission shaft penetrates through and is fixed on the inner rings of the two bearings.
On the basis of the technical scheme, the transmission shaft and the baffle are connected through keys, a waist circular groove is formed in the side face of the top end of the transmission shaft, and a key groove matched with the waist circular groove is formed in the corresponding position of the baffle.
On the basis of the technical scheme, the baffle comprises an upper connecting column and a lower blocking plate, the key groove is located at the circumference of a central hole of the connecting column, and the bottom surface of the connecting column is away from the top end surface of the shell by a certain distance;
the blocking plate is connected with the connecting column through a vertical reinforcing rib, the blocking plate is tightly attached to the inner surface of the bottom wall of the body, and one end, far away from the connecting column, of the blocking plate is semicircular; when the center of the semicircle coincides with the center of the air outlet, the air outlet is completely covered.
On the basis of the technical scheme, the top end of the transmission shaft penetrates through the connecting column and extends out of the upper surface of the connecting column, and a nut is installed on the extending part of the connecting column.
On the basis of the technical scheme, the body comprises a cylindrical shell with an upward opening and a sealing plate arranged on the top surface of the cylindrical shell, and the sealing plate is fixedly connected to the cylindrical shell through screws.
The invention has the beneficial effects that:
1. the balance regulating valve is used independently, replaces control valves on two sides of a traditional underwater vehicle, controls the air displacement on two sides of the underwater vehicle, achieves the aim of controlling the balance of the underwater vehicle, reduces the number of valves and reduces the cost; meanwhile, the swing type control switch is adopted inside, the transmission shaft rotates relative to the shell to drive the baffle to rotate, the air output quantity of the two air outlets is controlled by changing the covering area of the baffle covering the two air outlets, the operation is simple, the control is more sensitive, and the swing type control switch is lower in abrasion and longer in service life relative to the knob type switch.
2. All metal structures of the balance regulating valve adopt titanium alloy, so that the balance regulating valve is high in corrosion resistance, further longer in service life and light in weight; meanwhile, the fatigue strength of the baffle is more excellent, and the possibility of air leakage is reduced.
3. The balance regulating valve is highly integrated in structure, mainly comprises a body, a transmission device and a bent pipe, and is small in occupied space and compact in structure; meanwhile, the transmission device, the bent pipe and the body are connected in a detachable mode, the dismounting and the mounting are convenient, the replacement is easy, and the maintenance performance is good.
Drawings
Fig. 1 is a schematic structural diagram of a balance regulating valve according to an embodiment of the present invention.
FIG. 2 is a partial cross-sectional view of a balanced regulator valve according to an embodiment of the present invention.
FIG. 3 is a cross-sectional view of a body according to an embodiment of the present invention.
Fig. 4 is a left side view of fig. 3.
FIG. 5 is a schematic view of a transmission according to an embodiment of the present invention.
FIG. 6 is a top view of a baffle according to an embodiment of the present invention.
FIG. 7 is a cross-sectional view of a baffle according to an embodiment of the invention.
Reference numerals: the device comprises a body 1, a transmission device 2, a bent pipe 3, a baffle 5, an air inlet 11, an air outlet 12, a sealing plate 13, a cylindrical shell 14, a shell 20, a transmission shaft 21, a bearing 22, a connecting column 51, a blocking plate 52 and an air inlet pipe 110.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
As shown in fig. 1 and 2, a balance regulating valve for floating of an underwater vehicle is used for achieving the purpose of keeping the balance of the underwater vehicle by controlling the air displacement on two sides of the underwater vehicle during the floating of the underwater vehicle. The balance regulating valve comprises a body 1, a transmission device 2 and a baffle 5. The body 1 is provided with a closed cavity, the side wall of the body 1 is provided with an air inlet 11, and the bottom wall of the body 1 is a plane and is provided with two air outlets 12. The air outlets 12 are round holes, each air outlet 12 is provided with one bent pipe 3, and the tail ends of the two bent pipes 3 face opposite directions. Preferably, the elbow 3 is in interference fit or welded connection with the bottom wall of the body 1. Preferably, the body 1 is a cylindrical housing.
The transmission device 2 comprises a housing 20 and a transmission shaft 21, wherein the housing 20 is vertically arranged, the top of the housing 20 is fixed on the bottom wall, and the top end surface of the housing 20 slightly protrudes out of the inner surface of the bottom wall. The transmission shaft 21 is rotatably arranged in the shell 20 in a penetrating way, and two ends of the transmission shaft extend out of the shell 20; the top end of the transmission shaft 21 is positioned in the cavity of the body 1.
The baffle 5 is used for covering and blocking the air outlet 12, one end of the baffle 5 is fixed at the top end of the transmission shaft 21, the rest part of the baffle 5 is tightly attached to the inner surface of the bottom wall, and the baffle 5 is driven by the transmission shaft 21 to swing on the inner surface of the bottom wall of the body 1, which is a plane, and can cover any one air outlet 12.
In the present embodiment, the baffle 5 has a symmetrical structure. In the initial state, the symmetry line of the baffle 5 is vertical to the connecting line of the centers of the circles of the two air outlets 12 and passes through the midpoint of the connecting line of the two centers of the circles; at this time, both air outlets 12 are in a fully opened state.
When the underwater vehicle tilts, the transmission shaft 21 rotates relative to the shell 20, the transmission shaft 21 drives the baffle 5 to swing, the baffle 5 covers the air outlet 12 on the side opposite to the tilting side, and the coverage area is gradually increased. If the underwater vehicle is still tilting to the tilting side during the adjustment, the flap 5 covers the air outlet 12 on the side opposite to the tilting side step by step until full coverage. If the underwater vehicle is balanced during the adjustment, the baffle 5 swings back until the baffle 5 returns to the original state.
In other embodiments, in the initial state, the part of the baffle 5 close to the bottom wall is located between the two air outlets 12 and covers a part of the two air outlets 12 respectively, and the covered parts have the same area. When the underwater vehicle tilts, the baffle 5 swings, the covered area of the air outlet 12 on the inclined side is gradually reduced, and the covered area of the other air outlet 12 is gradually increased.
In the embodiment, all metal structures (namely the body 1, the transmission device 2 and the baffle 5) of the balance regulating valve adopt titanium alloy, the titanium alloy is used for replacing common copper alloy, and the structures have high corrosion resistance, long service life and light weight. Meanwhile, the fatigue strength of the baffle is more excellent, and the possibility of air leakage is reduced.
Preferably, the bottom end of the transmission shaft 21 is connected with a control system of the underwater vehicle, and the control system can swing the baffle 5 by controlling the rotation of the transmission shaft 21 in real time to achieve the purpose of controlling the balance of the underwater vehicle.
As shown in fig. 3 and 4, preferably, the circle center of the air inlet 11 is located on a vertical plane at the midpoint of the line connecting the circle centers of the two air outlets 12, so that the strokes of the air inlet 11 to the two air outlets 12 are equal, and more accurate balance adjustment is realized.
As shown in fig. 2, two bearings 22 are respectively installed on the inner sides of the two ends of the housing 20, and the transmission shaft 21 is fixed to the inner rings of the two bearings 22 in a penetrating manner, so that the transmission shaft 21 can rotate relative to the housing 20.
As shown in fig. 5 and 6, the transmission shaft 21 and the baffle 5 are connected by a key, so that the transmission shaft is convenient to detach, a waist-round groove is formed in the side surface of the top end of the transmission shaft 21, and a key groove matched with the waist-round groove is formed in the corresponding position of the baffle 5.
As shown in fig. 6 and 7, in the present embodiment, the baffle 5 includes a connecting column 51 and a blocking plate 52, the connecting column 51 is located at an upper layer, the blocking plate 52 is located at a lower layer, a through hole for the transmission shaft 21 to pass through is formed in the center of the connecting column 51, and the key slot is located at the circumference of the central hole of the connecting column 51. The bottom surface of the connecting column 51 is at a distance from the top end surface of the housing 20, thereby reducing unnecessary friction and enhancing the flexibility of the blocking plate 52.
The blocking plate 52 is connected with the connecting column 51 through a vertical reinforcing rib, the blocking plate 52 is tightly attached to the inner surface of the bottom wall of the body 1, and one end, far away from the connecting column 51, of the blocking plate 52 is semicircular; when the center of the semicircle coincides with the center of the air outlet 12, the air outlet 12 is completely covered. Specifically, the interval between the two air outlets 12 is larger than the diameter of the semicircle.
Further, the top end of the transmission shaft 21 penetrates the connection post 51 and protrudes from the upper surface of the connection post 51, and the protruding portion fixes the connection post 51 by a nut.
In this embodiment, the body 1 includes a cylindrical housing 14 with an upward opening, and a sealing plate 13 disposed on the top surface of the cylindrical housing, and the sealing plate 13 is fixedly connected to the cylindrical housing 14 by screws.
The cylindrical shell 14 further comprises an air inlet pipe 110, the air inlet pipe 110 is integrally formed with the cylindrical shell 14, and compared with the welding forming or assembling forming of the main body structure of a common valve, the balance regulating valve has better sealing performance.
Specifically, flanges are mounted at the end of the air inlet pipe 110 and at the end of each elbow pipe 3, so as to facilitate matching connection with other structures.
The balance regulating valve is used independently, replaces control valves on two sides of a traditional underwater vehicle, controls the air displacement on two sides of the underwater vehicle, achieves the aim of controlling the balance of the underwater vehicle, reduces the number of valves and reduces the cost; meanwhile, the swing type control switch is adopted in the transmission shaft, the transmission shaft rotates relative to the shell to drive the baffle to rotate, the gas output quantity of the two gas outlets is controlled by changing the coverage area of the baffle covering the two gas outlets, the operation is simple, and the control is more sensitive.
The present invention is not limited to the above-described embodiments, and it will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the principle of the present invention, and such modifications and improvements are also considered to be within the scope of the present invention. Those not described in detail in this specification are within the skill of the art.
Claims (10)
1. A trim valve for floatation of an underwater vehicle, comprising:
the device comprises a body (1) with a closed cavity, wherein the side wall of the body (1) is provided with an air inlet (11), and the bottom wall of the body is planar and is provided with two air outlets (12); each air outlet (12) is provided with a bent pipe (3), and the tail ends of the two bent pipes (3) face opposite directions;
the transmission device (2) comprises a vertically arranged shell (20) and a transmission shaft (21), the top of the shell (20) is fixed on the bottom wall, and the top end face of the shell (20) protrudes out of the inner surface of the bottom wall; the transmission shaft (21) is rotatably arranged in the shell (20) in a penetrating way, and two ends of the transmission shaft extend out of the shell (20);
and one end of the baffle (5) is fixed at the top end of the transmission shaft (21), and the rest part of the baffle (5) is tightly attached to the inner surface of the bottom wall and can cover the air outlet (12).
2. The balance regulating valve of claim 1, wherein:
the baffle plates (5) are of symmetrical structures;
in an initial state, the symmetry line of the baffle (5) is vertical to the connecting line of the circle centers of the two air outlets (12) and passes through the midpoint of the connecting line of the two centers; the two air outlets (12) are completely opened;
when the underwater vehicle inclines, the transmission shaft (21) rotates relative to the shell (20), the baffle (5) covers the air outlet (12) on the side opposite to the inclined side, and the coverage area is gradually increased.
3. The balance regulating valve of claim 1, wherein: all metal structures of the balance regulating valve are made of titanium alloy.
4. The balance regulating valve of claim 1, wherein: the bottom end of the transmission shaft (21) is connected with a control system of the underwater vehicle.
5. The balance regulating valve of claim 1, wherein: the circle center of the air inlet (11) is positioned on a vertical plane at the midpoint of the connecting line of the circle centers of the two air outlets (12).
6. The balance regulating valve of claim 1, wherein: the inner sides of two ends of the shell (20) are respectively provided with a bearing (22), and the transmission shaft (21) is fixedly arranged on the inner rings of the two bearings (22) in a penetrating way.
7. The balance regulating valve of claim 2, wherein: the transmission shaft (21) and the baffle (5) are connected through keys, a waist circular groove is formed in the side face of the top end of the transmission shaft (21), and a key groove matched with the waist circular groove is formed in the corresponding position of the baffle (5).
8. The balance adjustment valve of claim 7, wherein: the baffle (5) comprises an upper connecting column (51) and a lower blocking plate (52), the key groove is located at the periphery of a central hole of the connecting column (51), and the bottom surface of the connecting column (51) is at a certain distance from the top end surface of the shell (20);
the blocking plate (52) is connected with the connecting column (51) through a vertical reinforcing rib, the blocking plate (52) is tightly attached to the inner surface of the bottom wall of the body (1), and one end, away from the connecting column (51), of the blocking plate (52) is semicircular; when the center of the semicircle coincides with the center of the air outlet (12), the air outlet (12) is completely covered.
9. The balance adjustment valve of claim 8, wherein: the top end of the transmission shaft (21) penetrates through the connecting column (51) and extends out of the upper surface of the connecting column (51), and a nut is installed on the extending part of the connecting column (51).
10. The balance regulating valve according to any one of claims 1 to 9, wherein: the body (1) comprises a cylindrical shell (14) with an upward opening and a sealing plate (13) arranged on the top surface of the cylindrical shell, wherein the sealing plate (13) is fixedly connected to the cylindrical shell (14) through screws.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911403016 | 2019-12-30 | ||
| CN2019114030166 | 2019-12-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111207229A true CN111207229A (en) | 2020-05-29 |
| CN111207229B CN111207229B (en) | 2022-05-20 |
Family
ID=70787413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010065226.5A Active CN111207229B (en) | 2019-12-30 | 2020-01-20 | Balance regulating valve for upward floating of underwater vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111207229B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113650765A (en) * | 2021-06-23 | 2021-11-16 | 中国舰船研究设计中心 | Titania low pressure blowdown system heeling adjusting device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5316042A (en) * | 1992-09-04 | 1994-05-31 | Daewoo Electronics Co., Ltd. | Multi-way rotary valve |
| JPH11287535A (en) * | 1998-04-02 | 1999-10-19 | Fuji Injector Kk | Channel-switching device of refrigerant gas in heating-cooling combination appliance |
| CN1493805A (en) * | 2002-09-30 | 2004-05-05 | 株式会社不二工机 | Electric valve |
| CN102414491A (en) * | 2009-04-22 | 2012-04-11 | 罗伯特·博世有限公司 | Valve for controlling flow |
| US20120146293A1 (en) * | 2009-08-19 | 2012-06-14 | Robert Bosch Gmbh | Spring-elastic axial seal |
| CN207111993U (en) * | 2017-07-20 | 2018-03-16 | 广东万家乐燃气具有限公司 | A kind of two four-way ceramics reversal valves of gas heater |
| CN108331930A (en) * | 2018-04-16 | 2018-07-27 | 四川省科能工业设备制造有限公司 | Mill valve rotating assembly and containing the component without body formula material transfer valve |
-
2020
- 2020-01-20 CN CN202010065226.5A patent/CN111207229B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5316042A (en) * | 1992-09-04 | 1994-05-31 | Daewoo Electronics Co., Ltd. | Multi-way rotary valve |
| JPH11287535A (en) * | 1998-04-02 | 1999-10-19 | Fuji Injector Kk | Channel-switching device of refrigerant gas in heating-cooling combination appliance |
| CN1493805A (en) * | 2002-09-30 | 2004-05-05 | 株式会社不二工机 | Electric valve |
| CN102414491A (en) * | 2009-04-22 | 2012-04-11 | 罗伯特·博世有限公司 | Valve for controlling flow |
| US20120146293A1 (en) * | 2009-08-19 | 2012-06-14 | Robert Bosch Gmbh | Spring-elastic axial seal |
| CN207111993U (en) * | 2017-07-20 | 2018-03-16 | 广东万家乐燃气具有限公司 | A kind of two four-way ceramics reversal valves of gas heater |
| CN108331930A (en) * | 2018-04-16 | 2018-07-27 | 四川省科能工业设备制造有限公司 | Mill valve rotating assembly and containing the component without body formula material transfer valve |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113650765A (en) * | 2021-06-23 | 2021-11-16 | 中国舰船研究设计中心 | Titania low pressure blowdown system heeling adjusting device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111207229B (en) | 2022-05-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111207229B (en) | Balance regulating valve for upward floating of underwater vehicle | |
| CN106931185A (en) | A kind of bellows control valve | |
| US6216737B1 (en) | Flanged three-way universal butterfly valve | |
| NO154903B (en) | PROCEDURE AND APPARATUS FOR APPLICATION OF SOFT MAKERS ON FIBROEST FILTER MATERIAL. | |
| CN210800098U (en) | Electric soft sealing central line butterfly valve | |
| NO154104B (en) | VOLUME FLOW CONTROLLER FOR AIR TECHNICAL INSTALLATIONS. | |
| CN216742859U (en) | Air valve convenient to overhaul | |
| CN112856021A (en) | Regulating mechanism of high-temperature ball valve | |
| CN207049356U (en) | A kind of new electric expansion valve | |
| CN219954414U (en) | Combined type exhaust valve | |
| CN205978570U (en) | Regulating ball valve | |
| CN220505820U (en) | Electric air valve and ventilation system | |
| CN217633916U (en) | Novel corrosion-resistant butterfly valve | |
| CN220082149U (en) | Mechanical seal butterfly valve for water supply pipeline | |
| CN212055969U (en) | Drain valve and water heater | |
| CN218971849U (en) | Heat-resistant electric butterfly valve | |
| CN217108317U (en) | Three-way reversing valve for combustion-supporting air system for plate glass production | |
| CN210890148U (en) | Butterfly valve with good sealing performance | |
| CN216618616U (en) | Ball valve convenient to adjust and control | |
| CN220749085U (en) | Angle type sleeve regulating valve with multiple layers of spray holes | |
| CN220037470U (en) | Pneumatic high-vacuum turbine butterfly valve | |
| CN218510215U (en) | Disc type variable air volume air adjusting door for ships | |
| CN212960033U (en) | Self-balancing residual pressure valve | |
| CN209977273U (en) | Butterfly valve for sea water desalination equipment | |
| CN216112227U (en) | Butterfly valve with good corrosion resistance effect |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |