CN114483985A - Electric air valve for flashboard type automobile - Google Patents
Electric air valve for flashboard type automobile Download PDFInfo
- Publication number
- CN114483985A CN114483985A CN202210144859.4A CN202210144859A CN114483985A CN 114483985 A CN114483985 A CN 114483985A CN 202210144859 A CN202210144859 A CN 202210144859A CN 114483985 A CN114483985 A CN 114483985A
- Authority
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- China
- Prior art keywords
- hole
- sealing sleeve
- movable plate
- plate
- air valve
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- 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.)
- Pending
Links
- 238000007789 sealing Methods 0.000 claims abstract description 38
- 238000012423 maintenance Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 description 9
- 230000005012 migration Effects 0.000 description 4
- 238000013508 migration Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000030279 gene silencing Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Images
Classifications
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- 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
- F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
- F16K3/0209—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor the valve having a particular passage, e.g. provided with a filter, throttle or safety device
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- 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
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- 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
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- 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
- F16K3/316—Guiding of the slide
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- 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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sliding Valves (AREA)
Abstract
The invention discloses a flashboard type electric air valve for an automobile, which belongs to the technical field of air valves, wherein a movable groove is formed in a fixed grid, a guide groove and an air hole which are symmetrical are formed in the inner wall of the movable groove, a sealing sleeve is fixedly connected to the inner side surface of the air hole, a movable plate is connected to the side surface of the sealing sleeve in a contact manner, a connecting hole is formed in the surface of the movable plate, the movable plate has a horizontal moving function through the movable groove formed in the fixed grid, so that the symmetrical air hole is opened and sealed, the opening and closing speed is high, the closing tightness of the air hole can be greatly improved by the symmetrical sealing sleeve, the friction noise of the movable plate is effectively reduced, and the detachable electric telescopic rod can stably and quickly drive the movable plate to horizontally move back and forth, the service life is long, and the electric telescopic rod is convenient to purchase, the later maintenance cost of the electric air valve can be reduced.
Description
Technical Field
The invention relates to the technical field of air valves, in particular to an electric air valve for a plug-in board type automobile.
Background
Some magnetic fields that come through the electromagnetic force device of activity grid that electronic blast gate set up control the level and come the round trip movement, probably have the inaccurate scheduling problem in activity grid shift position in the use, the later stage change maintenance of being not convenient for moreover to it is not high to move the in-process reaction flexibility at activity grid, can produce stronger friction noise moreover, for this reason, we have designed an inserting plate formula electric blast gate for car, solve above-mentioned problem.
Disclosure of Invention
Aiming at the problems in the prior art, the invention aims to provide a plug-in board type electric air valve for an automobile, which enables a movable plate to have a horizontal movement function through a movable groove arranged on a fixed grid, so that symmetrical air holes are opened and sealed, the opening and closing speed is high, meanwhile, the symmetrical sealing sleeves can greatly improve the closing tightness of the air holes, and meanwhile, the friction noise of the movable plate is effectively reduced, and the detachable electric telescopic rod can stably and quickly drive the movable plate to horizontally move back and forth, so that the service life is long, the electric telescopic rod is convenient to purchase, and the later maintenance cost of the electric air valve can be reduced.
In order to solve the above problems, the present invention adopts the following technical solutions.
An electric air valve for a flashboard type automobile comprises a fixed grid, wherein a movable groove is formed in the fixed grid, symmetrical guide grooves and air holes are formed in the inner wall of the movable groove, a sealing sleeve is fixedly connected to the inner side surface of each air hole, a movable plate is connected to the side surface of the sealing sleeve in a contact manner, connecting holes are formed in the surface of the movable plate, symmetrical guide blocks are fixedly connected to the side surfaces of the movable plates, the surface of each guide block is in contact connection with the inner wall of each guide groove, one end of each movable plate is provided with a positioning hole, a connecting plate is fastened to the positioning hole through a screw, a telescopic rod is fixedly connected to one side of the connecting plate, a through hole is movably sleeved on the surface of the telescopic rod, one end of the telescopic rod is fixedly connected with a mounting box, one side of the mounting box is fastened to the surface of the fixed grid through a bolt, a mounting groove is formed in the mounting box, this picture peg formula is electronic blast gate for car makes the fly leaf have horizontal migration's function through the movable groove of fixed grid setting, thereby open and seal the wind hole of symmetry, the switching speed is fast, the closed leakproofness of improvement wind hole that the seal cover of the symmetry that sets up simultaneously can be great, the friction noise of effectual reduction fly leaf simultaneously, and the detachable electric telescopic handle that sets up not only can stabilize quick drive fly leaf level and come and go the removal, long service life, electric telescopic handle is convenient for purchase moreover, can reduce the maintenance cost in electronic blast gate later stage.
Furthermore, the sealing sleeve is in a frame shape, the area of a central hole of the sealing sleeve is the same as that of the air hole, the sealing sleeve is made of elastic mute rubber, the area of the frame shape of the sealing sleeve is larger than that of the connecting hole, and the sealing sleeve is not only in a mute effect, but also in a compression elastic state and has a sealing effect.
Further, the connecting holes are the same as the number of the wind holes, the connecting holes are in a strip shape, the distance between the connecting holes is the same as the distance between two adjacent wind holes, the symmetrical wind holes are convenient to communicate through the connecting holes, and when the connecting holes and the wind holes are staggered, the movable plate can effectively seal the wind holes.
Furthermore, the cross-sectional shape of guide block and guide way is square, the length of guide block is less than the length of guide way, and the guide block has the effect of spacing direction, can not hinder the horizontal migration of fly leaf moreover.
Further, the inner wall contact of insulating cover is connected with the wire, the one end and the telescopic link electric connection of wire, insulating cover can avoid the wire to rock and receive wearing and tearing.
Furthermore, the side surface of the mounting groove is sealed and buckled with a cover plate.
Furthermore, an insulating sleeve is fixedly sleeved on the surface of the cover plate.
Compared with the prior art, the invention has the advantages that:
(1) the movable groove that this scheme set up makes the fly leaf have horizontal migration's function to open and seal the wind hole of symmetry, the switching speed is fast, the seal cover of the symmetry that sets up simultaneously can be great the closed leakproofness in improvement wind hole, the friction noise of effectual reduction fly leaf simultaneously, and the detachable electric telescopic handle that sets up not only can stabilize quick drive fly leaf level and come and go the removal, and life is longer, and electric telescopic handle is convenient for purchase moreover, can reduce the maintenance cost in electric air valve later stage.
(2) The sealing sleeve is in a frame shape, the area of a central hole of the sealing sleeve is the same as that of the air hole, the sealing sleeve is made of elastic mute rubber, the area of the frame shape of the sealing sleeve is larger than that of the connecting hole, and the sealing sleeve is arranged to play a role in muting, and is in a state of compression elasticity, so that the sealing sleeve has a sealing function.
(3) The connecting holes are the same as the wind holes in number and are in a strip shape, the distance between each two adjacent wind holes is the same as the distance between each two adjacent wind holes, the arranged connecting holes are convenient to communicate the symmetrical wind holes, and when the connecting holes are staggered with the wind holes, the movable plate can effectively seal the wind holes.
(4) The cross-sectional shape of guide block and guide way is square, and the length of guide block is less than the length of guide way, and the guide block has the effect of spacing direction, can not hinder the horizontal migration of fly leaf moreover.
(5) The inner wall contact of insulating cover is connected with the wire, the one end and the telescopic link electric connection of wire, and insulating cover can avoid the wire to rock and receive wearing and tearing.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 2;
FIG. 4 is a cross-sectional view of a fixed grid construction of the present invention;
FIG. 5 is a front view of the movable plate structure of the present invention;
FIG. 6 is a side view of the mounting structure for the fixed grid and the movable plate of the present invention.
The reference numbers in the figures illustrate:
the device comprises a fixed grid 1, a movable groove 11, a guide groove 12, an air hole 13, a through hole 14, a sealing sleeve 2, a movable plate 3, a guide block 31, a connecting hole 32, a positioning hole 33, a telescopic rod 4, a connecting plate 41, a lead 42, a screw 43, a mounting box 5, a cover plate 51, an insulating sleeve 52 and a mounting groove 53.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, an electric air valve for a flashboard type automobile includes a fixed grid 1, referring to fig. 1-6, a movable groove 11 is formed inside the fixed grid 1, a symmetrical guide groove 12 and an air hole 13 are formed on an inner wall of the movable groove 11, the air hole 13 is used for ventilation, the air volume can be adjusted by a shielding area of a movable plate 3, a sealing sleeve 2 is fixedly connected to an inner side surface of the air hole 13, the sealing sleeve 2 is used for sealing a contact surface of the air hole 13 and the movable plate 3, the sealing effect can be effectively improved, the accuracy of the air volume can be further improved, a movable plate 3 is connected to a side surface of the sealing sleeve 2 in a contact manner, the movable plate 3 has a function of moving horizontally back and forth, the air hole 13 is used for closing and opening, a connection hole 32 is formed on a surface of the movable plate 3, symmetrical guide blocks 31 are fixedly connected to the side surface of the movable plate 3, and the surface of the guide blocks 31 are in contact with an inner wall of the guide groove 12, locating hole 33 has been seted up to the one end of fly leaf 3, the internal thread has been seted up to the inner wall of locating hole 33, make screw 43 have the function of the split combination, and locating hole 33 has connecting plate 41 through the fastening of screw 43, one side fixedly connected with telescopic link 4 of connecting plate 41, telescopic link 4 is electric telescopic handle 4, be furnished with the controller, can control fly leaf 3's shift position, belong to prior art, through-hole 14 has been cup jointed in telescopic link 4's surface activity, telescopic link 4's one end fixedly connected with mounting box 5, the surface fastening of bolt and fixed grid 1 is passed through to one side of mounting box 5, the inside of mounting box 5 is equipped with mounting groove 53, the side seal lock of mounting groove 53 has apron 51, insulating cover 52 has been cup jointed to the fixed surface of apron 51.
Referring to fig. 3 and 5, the sealing sleeve 2 is shaped like a frame, the area of the central hole of the sealing sleeve 2 is the same as that of the air holes 13, the sealing sleeve 2 is made of elastic silencing rubber, the area of the frame of the sealing sleeve 2 is larger than that of the connecting holes 32, the sealing sleeve 2 is not only silent, but also in a state of compression elasticity and has a sealing function, the connecting holes 32 are the same as the air holes 13 in number and are all in a strip shape, the distance between the connecting holes 32 is the same as that between two adjacent air holes 13, the connecting holes 32 are convenient for communicating the symmetrical air holes 13, and when the connecting holes 32 are dislocated with the air holes 13, the movable plate 3 can effectively seal the air holes 13.
Referring to fig. 3-5, the cross-sectional shapes of the guide block 31 and the guide groove 12 are both square, the length of the guide block 31 is smaller than that of the guide groove 12, the guide block 31 has the function of limiting and guiding, and does not block the horizontal movement of the movable plate 3, the inner wall of the insulating sleeve 52 is connected with the wire 42 in a contact manner, one end of the wire 42 is electrically connected with the telescopic rod 4, and the insulating sleeve 52 can prevent the wire 42 from being worn due to shaking.
When the electric air valve for the flashboard type automobile is used, the telescopic rod 4 extends out to drive the movable plate 3 to move rightwards, when the right side of the movable plate 3 is contacted with the inner wall of the right side of the movable groove 11, the connecting hole 32 is completely overlapped with the air hole 13 at the moment, the air passing amount of the air hole 13 is opened to the maximum, when the telescopic rod 4 contracts to drive the movable plate 3 to move leftwards, the movable plate 3 makes the connecting plate 41 in left-side contact connection with the inner wall of the left side of the movable groove 11 to be contacted, the connecting hole 32 is completely staggered with the air hole 13 at the moment, so that the movable plate 3 completely blocks the air hole 13, the air valve is closed, meanwhile, in the moving process of the movable plate 3, the sealing sleeve 2 can prevent the movable plate 3 from shaking, the friction noise generated by the moving of the movable plate 3 is reduced, the movable groove 11 is arranged to enable the movable plate 3 to have the function of horizontal moving, and accordingly, the symmetrical air holes 13 are opened and sealed, switching speed is fast, the closed leakproofness of improvement wind hole 13 that the seal cover 2 of the symmetry that sets up simultaneously can be great, the effectual friction noise that reduces fly leaf 3 simultaneously to the detachable electric telescopic handle 4 that sets up not only can stabilize quick drive 3 levels of fly leaf and come and go the removal, and life is longer, and 4 models of electric telescopic handle are various moreover, the purchase of being convenient for, and the cost is lower, can reduce the maintenance cost in electric blast gate later stage.
The foregoing is only a preferred embodiment of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.
Claims (7)
1. The utility model provides a picture peg formula is electronic blast gate for car, includes fixed grid (1), its characterized in that: the movable grid is characterized in that a movable groove (11) is formed in the fixed grid (1), the inner wall of the movable groove (11) is provided with a guide groove (12) and a wind hole (13) which are symmetrical, the inner side surface of the wind hole (13) is fixedly connected with a sealing sleeve (2), the side surface of the sealing sleeve (2) is in contact connection with a movable plate (3), the surface of the movable plate (3) is provided with a connecting hole (32), the side surface of the movable plate (3) is fixedly connected with a symmetrical guide block (31), the surface of the guide block (31) is in contact connection with the inner wall of the guide groove (12), one end of the movable plate (3) is provided with a positioning hole (33), the positioning hole (33) is fastened with a connecting plate (41) through a screw (43), one side of the connecting plate (41) is fixedly connected with a telescopic rod (4), and the surface of the telescopic rod (4) is movably sleeved with a through hole (14), the one end fixedly connected with mounting box (5) of telescopic link (4), the surface fastening of bolt and fixed grid (1) is passed through to one side of mounting box (5), the inside of mounting box (5) is equipped with mounting groove (53).
2. The electric air valve for the plate-inserting type automobile according to claim 1, characterized in that: the sealing sleeve (2) is in a frame shape, the area of a central hole of the sealing sleeve (2) is the same as that of the air hole (13), the sealing sleeve (2) is made of elastic mute rubber, and the area of the frame shape of the sealing sleeve (2) is larger than that of the connecting hole (32).
3. The electric air valve for the plate-inserting type automobile according to claim 1, characterized in that: the number of the connecting holes (32) is the same as that of the air holes (13), the connecting holes are all in a strip shape, and the distance between the connecting holes (32) is the same as that between two adjacent air holes (13).
4. The electric air valve for the plate-inserting type automobile according to claim 1, characterized in that: the cross-sectional shapes of the guide block (31) and the guide groove (12) are both square, and the length of the guide block (31) is smaller than that of the guide groove (12).
5. The electric air valve for the plate-inserting type automobile according to claim 1, characterized in that: the inner wall of the insulating sleeve (52) is connected with a lead (42) in a contact mode, and one end of the lead (42) is electrically connected with the telescopic rod (4).
6. The electric air valve for the flashboard type automobile according to claim 1, wherein: the side surface of the mounting groove (53) is hermetically buckled with a cover plate (51).
7. The electric air valve for the flashboard type automobile according to claim 6, wherein: and an insulating sleeve (52) is fixedly sleeved on the surface of the cover plate (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210144859.4A CN114483985A (en) | 2022-02-17 | 2022-02-17 | Electric air valve for flashboard type automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210144859.4A CN114483985A (en) | 2022-02-17 | 2022-02-17 | Electric air valve for flashboard type automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114483985A true CN114483985A (en) | 2022-05-13 |
Family
ID=81482066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210144859.4A Pending CN114483985A (en) | 2022-02-17 | 2022-02-17 | Electric air valve for flashboard type automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114483985A (en) |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201096204Y (en) * | 2007-11-21 | 2008-08-06 | 董映红 | Blast balance apparatus |
| CN102954242A (en) * | 2011-08-25 | 2013-03-06 | 刘国云 | Buffer device of gate valve |
| CN203009878U (en) * | 2012-12-18 | 2013-06-19 | 北京雅驿欣科技有限公司 | Insertion plate type electric air valve |
| CN107013149A (en) * | 2017-06-01 | 2017-08-04 | 周立勇 | A kind of Concealed anti-theft window and its fabrication and installation method |
| CN208519198U (en) * | 2018-07-27 | 2019-02-19 | 杭州泉通仪表阀门有限公司 | A kind of low noise air bladder bellows self-sealing single-seat adjusting valve |
| CN208871820U (en) * | 2018-10-24 | 2019-05-17 | 武汉聚亚美新材料有限公司 | A kind of easy-to-dismount air-conditioner air outlet grid |
| CN209146362U (en) * | 2018-11-08 | 2019-07-23 | 广州同方瑞风节能科技股份有限公司 | A kind of Electric air valve |
| CN209325069U (en) * | 2018-12-20 | 2019-08-30 | 江苏宏宇船舶设备有限公司 | A kind of electric control air valve of regulating flow quantity |
| CN210859858U (en) * | 2019-10-16 | 2020-06-26 | 合肥星源新能源材料有限公司 | Plug-in simple air valve device |
| CN214578961U (en) * | 2020-12-24 | 2021-11-02 | 上海绵江暖通设备有限公司 | Electric air valve with alarm function for clothing detection |
| CN215175885U (en) * | 2021-06-01 | 2021-12-14 | 常州泰尔格重工机械有限公司 | Novel fire prevention floodgate of regulation formula of steerable amount of wind |
| CN215372894U (en) * | 2021-04-25 | 2021-12-31 | 上海亨艺环境科技有限公司 | Electric air valve device |
| CN215662853U (en) * | 2021-02-07 | 2022-01-28 | 中国第一汽车股份有限公司 | Automobile active air release valve |
-
2022
- 2022-02-17 CN CN202210144859.4A patent/CN114483985A/en active Pending
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201096204Y (en) * | 2007-11-21 | 2008-08-06 | 董映红 | Blast balance apparatus |
| CN102954242A (en) * | 2011-08-25 | 2013-03-06 | 刘国云 | Buffer device of gate valve |
| CN203009878U (en) * | 2012-12-18 | 2013-06-19 | 北京雅驿欣科技有限公司 | Insertion plate type electric air valve |
| CN107013149A (en) * | 2017-06-01 | 2017-08-04 | 周立勇 | A kind of Concealed anti-theft window and its fabrication and installation method |
| CN208519198U (en) * | 2018-07-27 | 2019-02-19 | 杭州泉通仪表阀门有限公司 | A kind of low noise air bladder bellows self-sealing single-seat adjusting valve |
| CN208871820U (en) * | 2018-10-24 | 2019-05-17 | 武汉聚亚美新材料有限公司 | A kind of easy-to-dismount air-conditioner air outlet grid |
| CN209146362U (en) * | 2018-11-08 | 2019-07-23 | 广州同方瑞风节能科技股份有限公司 | A kind of Electric air valve |
| CN209325069U (en) * | 2018-12-20 | 2019-08-30 | 江苏宏宇船舶设备有限公司 | A kind of electric control air valve of regulating flow quantity |
| CN210859858U (en) * | 2019-10-16 | 2020-06-26 | 合肥星源新能源材料有限公司 | Plug-in simple air valve device |
| CN214578961U (en) * | 2020-12-24 | 2021-11-02 | 上海绵江暖通设备有限公司 | Electric air valve with alarm function for clothing detection |
| CN215662853U (en) * | 2021-02-07 | 2022-01-28 | 中国第一汽车股份有限公司 | Automobile active air release valve |
| CN215372894U (en) * | 2021-04-25 | 2021-12-31 | 上海亨艺环境科技有限公司 | Electric air valve device |
| CN215175885U (en) * | 2021-06-01 | 2021-12-14 | 常州泰尔格重工机械有限公司 | Novel fire prevention floodgate of regulation formula of steerable amount of wind |
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