CN114033890B - Gas valve locking device - Google Patents
Gas valve locking device Download PDFInfo
- Publication number
- CN114033890B CN114033890B CN202111292075.8A CN202111292075A CN114033890B CN 114033890 B CN114033890 B CN 114033890B CN 202111292075 A CN202111292075 A CN 202111292075A CN 114033890 B CN114033890 B CN 114033890B
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- China
- Prior art keywords
- fixedly connected
- rod
- square
- valve
- square rod
- 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.)
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- 239000007789 gas Substances 0.000 description 13
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 12
- 238000010586 diagram Methods 0.000 description 4
- 239000003345 natural gas Substances 0.000 description 4
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 3
- 229910002091 carbon monoxide Inorganic materials 0.000 description 3
- 206010003497 Asphyxia Diseases 0.000 description 2
- 102000001554 Hemoglobins Human genes 0.000 description 1
- 108010054147 Hemoglobins Proteins 0.000 description 1
- 206010021143 Hypoxia Diseases 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000003034 coal gas Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 239000003915 liquefied petroleum gas Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000035479 physiological effects, processes and functions Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
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
- F16K35/00—Means to prevent accidental or unauthorised actuation
-
- 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
- F16K27/12—Covers for housings
-
- 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
- F16K31/44—Mechanical actuating means
-
- 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
- F16K31/44—Mechanical actuating means
- F16K31/46—Mechanical actuating means for remote operation
- F16K31/465—Mechanical actuating means for remote operation by flexible transmission means, e.g. cable, chain, bowden wire
-
- 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
- F16K31/44—Mechanical actuating means
- F16K31/53—Mechanical actuating means with toothed gearing
- F16K31/54—Mechanical actuating means with toothed gearing with pinion and rack
-
- 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
- F16K31/44—Mechanical actuating means
- F16K31/60—Handles
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The invention discloses a gas valve locking device, which comprises a valve and is characterized in that: the valve is fixedly connected with a shell, the shell is fixedly connected with an L-shaped rod I, the shell is fixedly connected with a hollow square tube, a valve switch handle is arranged on the valve, a round shaft of the valve switch handle is fixedly connected with a rotating wheel, and a bearing of the L-shaped rod I is connected with a fixing mechanism. The invention relates to the field of gas equipment, in particular to a gas valve locking and fixing device. The invention aims to solve the technical problem of providing a gas valve locking and fixing device which is convenient for locking and fixing a gas valve.
Description
Technical Field
The invention relates to the field of gas equipment, in particular to a gas valve locking and fixing device.
Background
The fuel gas is a generic term for gas fuel, which can burn and release heat for urban residents and industrial enterprises. The gas is of various kinds, mainly natural gas, artificial gas, liquefied petroleum gas, biogas and coal gas. The main component of natural gas is methane. Methane is harmless to human physiology, but has choking effect. When its concentration in air reaches 10%, it can cause suffocation and death. When the natural gas content in the air reaches 5-15%, explosion can occur when the natural gas is ignited. Carbon monoxide is the main component of artificial gas. Carbon monoxide is extremely harmful to human body, and the binding force of the carbon monoxide and hemoglobin in the human body is larger than that of oxygen, so that the oxygen deficiency of human tissues can be caused, and the suffocation of people can be caused.
For families with young children, the young children can open the gas valve for curiosity, imitation and other reasons, so that when parents are not present, the gas valve is also very important to be locked and fixed. At present, a special device for effectively fixing a gas valve is lacking, and false triggering of children is avoided. This is a disadvantage of the prior art.
Disclosure of Invention
The invention aims to solve the technical problem of providing a gas valve locking and fixing device which is convenient for locking and fixing a gas valve.
The invention adopts the following technical scheme to realize the aim of the invention:
the utility model provides a gas valve lock locking device, includes valve, its characterized in that: the valve is fixedly connected with a shell, the shell is fixedly connected with an L-shaped rod I, the shell is fixedly connected with a hollow square tube, a valve switch handle is arranged on the valve, a round shaft of the valve switch handle is fixedly connected with a rotary wheel I, and the L-shaped rod I is connected with a fixing mechanism through a bearing.
As a further limitation of the technical scheme, the fixing mechanism comprises a hollow round shaft, the first L-shaped rod bearing is connected with the hollow round shaft, the hollow round shaft is fixedly connected with the first gear, a round shaft is arranged in the hollow round shaft, the round shaft bearing is connected with the first gear, and the round shaft is fixedly connected with the second gear.
As a further limitation of the technical scheme, the first gear is meshed with one rack, the second gear is meshed with the other rack, the two racks are respectively and fixedly connected with the frame body, the frame body is fixedly connected with the cross rod, and the cross rod is fixedly connected with the return-shaped block.
As a further limitation of the technical scheme, the cross rod is fixedly connected with the round block I, the round block I is fixedly connected with the square rod I, the round block I is fixedly connected with the spring I, the spring I is sleeved on the square rod I, the spring I is fixedly connected with the shell, the square rod I penetrates through the shell, and the square rod I is fixedly connected with the button I.
As a further limitation of the technical scheme, a second spring and a fourth square rod are arranged in the hollow square tube, one end of the second spring is fixedly connected with the hollow square tube, the other end of the second spring is fixedly connected with the fourth square rod, the fourth square rod is matched with the square block, the fourth square rod is fixedly connected with the second L-shaped rod, the second square rod is fixedly connected with the second square rod, the second square rod is matched with the valve switch handle, the fourth square rod is fixedly connected with a symmetrical round block III, the round block III is symmetrically connected with one end of a connecting rod in a rotating mode respectively, the other end of the connecting rod is symmetrically connected with the second round block in a rotating mode respectively, the second round block II is fixedly connected with the third square rod in a rotating mode respectively, the third square rod penetrates through the shell, and the third square rod is fixedly connected with a button II.
As a further limitation of the technical scheme, the hollow circular shaft is fixedly connected with the second rotating wheel, one end of the belt surrounds the first rotating wheel, and the other end of the belt surrounds the second rotating wheel.
As a further limitation of the technical scheme, the round shaft is fixedly connected with the clamping rod II, the hollow round shaft is fixedly connected with the clamping rod I, the clamping rod I is matched with the valve switch handle, and the clamping rod II is matched with the valve switch handle.
As a further limitation of the technical scheme, the shell is fixedly connected with the end cover.
Compared with the prior art, the invention has the advantages and positive effects that:
(1) The first spring and the second spring adopt springs with large elastic modulus, and the first button and the second button are difficult to be pressed by children. Moreover, it is difficult for a child to simulate the sequence and timing of pressing and releasing buttons one and two, and to open the valve switch handle.
(2) The device realizes complete closing of the valve by arranging the clamping rod I and the clamping rod II when the clamping rod I and the clamping rod II contact the valve switch handle, and realizes follow-up of the valve switch handle under the drive of related elements when the clamping rod I and the clamping rod II swing, so that the device is simple to operate and convenient to use.
(3) The device realizes positioning and fixing through the first spring and the second spring, utilizes the elastic action of the first spring and the second spring, is convenient to use, and is convenient to realize the fixation when the valve switch handle is closed and opened, and is convenient to use.
(4) The device is ingenious in design, and can be used for fixing the valve switch handle, so that the valve switch handle can be effectively fixed, and potential danger caused by false opening of children is avoided.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic partial perspective view of the present invention.
Fig. 3 is a schematic partial perspective view of the second embodiment of the present invention.
Fig. 4 is a schematic diagram of a partial perspective view of the present invention.
Fig. 5 is a schematic diagram of a partial perspective view of the present invention.
Fig. 6 is a schematic diagram of a partial perspective view of the present invention.
Fig. 7 is a schematic diagram of a partial perspective view of the present invention.
Fig. 8 is a schematic perspective view of a second embodiment of the present invention.
In the figure: 1. valve, 2, button one, 3, end cap, 4, housing, 5, button two, 6, L-shaped rod one, 7, strap, 8, valve switch handle, 9, hollow square tube, 10, runner one, 11, square rod one, 12, spring one, 13, round block one, 14, cross bar, 15, square block one, 16, frame, 17, rack, 18, clamp rod one, 19, clamp rod two, 20, round shaft, 21, runner two, 22, hollow round shaft, 23, gear one, 24, gear two, 25, square rod two, 26, L-shaped rod two, 27, square rod three, 28, round block two, 29, connecting rod, 30, round block three, 31, square rod four, 32, spring two.
Detailed Description
One embodiment of the present invention will be described in detail below with reference to the attached drawings, but it should be understood that the scope of the present invention is not limited by the embodiment.
In the description of the invention, it should be understood that the terms "center," "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships that are based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the invention and simplify the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be configured and operate in a particular orientation, and therefore should not be construed as limiting the invention.
The terms "mounted," "connected," "coupled," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the creation of the present invention can be understood by those of ordinary skill in the art in a specific case.
The following description of exemplary embodiments refers to the accompanying drawings. The same reference numbers in different drawings identify the same or similar elements. The following detailed description does not limit the invention. Rather, the scope of the invention is defined by the appended claims. For simplicity, the following embodiments are described with respect to terms and structures of the present system, however, the embodiments to be described next are not limited to this system, but are applicable to any other system that can be applied.
As shown in fig. 1-8, the invention comprises a valve 1, wherein the valve 1 is fixedly connected with a shell 4, the shell 4 is fixedly connected with an L-shaped rod I6, the shell 4 is fixedly connected with a hollow square tube 9, a valve switch handle 8 is arranged on the valve 1, a circular shaft of the valve switch handle 8 is fixedly connected with a rotary wheel I10, and the L-shaped rod I6 is connected with a fixing mechanism in a bearing way.
The fixing mechanism comprises a hollow round shaft 22, the first L-shaped rod 6 is connected with the hollow round shaft 22 through a bearing, the hollow round shaft 22 is fixedly connected with a first gear 23, a round shaft 20 is arranged in the hollow round shaft 22, the round shaft 20 is connected with the first gear 23 through a bearing, and the round shaft 20 is fixedly connected with a second gear 24.
The first gear 23 is meshed with one rack 17, the second gear 24 is meshed with the other rack 17, the two racks 17 are respectively and fixedly connected with the frame body 16, the frame body 16 is fixedly connected with the cross rod 14, and the cross rod 14 is fixedly connected with the return-shaped block 15.
The cross rod 14 is fixedly connected with the round block I13, the round block I13 is fixedly connected with the square rod I11, the round block I13 is fixedly connected with the spring I12, the spring I12 is sleeved on the square rod I11, the spring I12 is fixedly connected with the shell 4, the square rod I11 penetrates through the shell 4, and the square rod I11 is fixedly connected with the button I2.
The hollow square tube 9 is internally provided with a second spring 32 and a fourth square rod 31, the hollow square tube 9 is fixedly connected with one end of the second spring 32, the other end of the second spring 32 is fixedly connected with the fourth square rod 31, the fourth square rod 31 is matched with the square block 15, the fourth square rod 31 is fixedly connected with the second L-shaped rod 26, the second L-shaped rod 26 is fixedly connected with the second square rod 25, the second square rod 25 is matched with the valve switch handle 8, the fourth square rod 31 is fixedly connected with a symmetrical round block three 30, the symmetrical round block three 30 is respectively connected with one end of a connecting rod 29 in a rotating mode, the other end of the connecting rod 29 is respectively connected with a round block two 28 in a rotating mode, the round block two 28 is respectively fixedly connected with a third square rod 27, the third square rod 27 penetrates through the shell 4, and the third square rod 27 is fixedly connected with a button two 5.
The hollow round shaft 22 is fixedly connected with the second rotating wheel 21, one end of the belt 7 surrounds the first rotating wheel 10, and the other end of the belt 7 surrounds the second rotating wheel 21.
The round shaft 20 is fixedly connected with the clamping rod II 19, the hollow round shaft 22 is fixedly connected with the clamping rod I18, the clamping rod I18 is matched with the valve switch handle 8, and the clamping rod II 19 is matched with the valve switch handle 8.
The shell 4 is fixedly connected with the end cover 3.
The end cover 3 is made of transparent plastic.
The working flow of the invention is as follows: in the initial state, the first clamping rod 18 and the second clamping rod 19 respectively contact the valve switch handle 8, and the square rod four 31 is inserted into the square block 15.
When in use, one hand presses the button II 5, the button II 5 drives the square rod III 27 to move, the square rod III 27 drives the round block II 28, the round block II 28 drives the connecting rod 29 to swing, the connecting rod 29 drives the round block III 30 to move, the round block III 30 drives the square rod IV 31 to move along the hollow square tube 9, the square rod IV 31 compresses the spring II 32, the square rod IV 31 drives the L-shaped rod II 26 and the square rod II 25 to move until the L-shaped rod II 26 contacts the hollow square tube 9, and the button II 5 is kept. The other hand presses the button I2, the button I2 drives the square rod I11 to move, the square rod I11 drives the round block I13 to move, the round block I13 stretches the spring I12, the round block I13 drives the cross rod 14 to move, the cross rod 14 drives the frame 16 and the square block 15 to move, the frame 16 drives the rack 17 to move, the rack 17 drives the gear I23 and the gear II 24 to rotate, the gear I23 hollow round shaft 22 and the rotating wheel II 21 to rotate, the hollow round shaft 22 drives the clamping rod I18 to swing, the gear II 24 drives the round shaft 20 to rotate, the round shaft 20 drives the clamping rod II 19 to swing, the clamping rod I18 and the clamping rod II 19 are enabled to swing away from the valve switch handle 8, the rotating wheel II 21 drives the belt 7 to move, the belt 7 drives the rotating wheel I10 to rotate, the rotating wheel I10 drives the valve switch handle 8 to swing more than 90 degrees, the button I2 is kept, the button II 5 is released, the spring II 32 is enabled to be completely restored, the button I2 is released, the valve switch handle 8 reversely swings to contact the square rod II 25, the square rod 15 contacts the square rod IV 31, and the spring I12 is stretched, and the valve switch 8 is opened.
The springs with large elastic modulus are adopted for the first spring 12 and the second spring 32, so that the first button 2 and the second button 5 are difficult to be pressed by children. Moreover, it is difficult for a child to simulate the sequence and time of pressing and releasing the first button 2 and the second button 5, and to open the valve switch handle 8.
The device realizes complete closing of the valve 1 by arranging the clamping rod I18 and the clamping rod II 19 when the clamping rod I and the clamping rod II contact the valve switch handle 8, and realizes follow-up of the valve switch handle 8 under the drive of related elements when the clamping rod I and the clamping rod II swing, so that the device is simple to operate and convenient to use.
The device realizes positioning and fixing through the first spring 12 and the second spring 32, and is convenient to use and convenient to realize the fixing when the valve switch handle 8 is closed and opened by utilizing the elastic action of the first spring 12 and the second spring 32.
The device is skillfully designed to fix the valve switch handle 8, so that the valve switch handle 8 is effectively fixed, and potential danger caused by false opening of children is avoided.
Reference throughout this specification to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment of the subject matter disclosed. Thus, the appearances of the phrases "in one embodiment" or "in an embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments. It should be understood that this description is not intended to limit the invention. On the contrary, the exemplary embodiments are intended to cover alternatives, modifications and equivalents, which may be included within the spirit and scope of the invention as defined by the appended claims. Furthermore, in the detailed description of the exemplary embodiments, numerous specific details are set forth in order to provide a thorough understanding of the claimed invention. It will be understood by those skilled in the art, however, that the various embodiments may be practiced without these specific details.
Although the features and elements of the exemplary embodiments are described in the embodiments in particular combinations, each feature and element can be used alone without the other features and elements of the embodiments or in combination or without the other features and elements disclosed herein.
This written description uses examples to disclose the invention, including the best mode, and also to enable any person skilled in the art to practice the invention, including making and using any devices or systems and performing any incorporated methods. The patentable scope of the invention is defined by the claims, and may include other examples that occur to those skilled in the art. Such other examples are intended to be within the scope of the claims if they have structural elements that do not differ from the literal language of the claims, or if they include equivalent structural elements with the structural elements recited in the literal language of the claims.
Claims (2)
1. Gas valve locking device, including valve (1), its characterized in that:
the valve (1) is fixedly connected with the shell (4);
The shell (4) is fixedly connected with the L-shaped rod I (6), and the shell (4) is fixedly connected with the hollow square tube (9);
a valve switch handle (8) is arranged on the valve (1);
The circular shaft of the valve switch handle (8) is fixedly connected with a first rotating wheel (10);
The L-shaped rod I (6) is connected with the fixing mechanism through a bearing;
The fixing mechanism comprises a hollow round shaft (22), the first L-shaped rod (6) is connected with the hollow round shaft (22) through a bearing, the hollow round shaft (22) is fixedly connected with a first gear (23), a round shaft (20) is arranged in the hollow round shaft (22), the round shaft (20) is connected with the first gear (23) through a bearing, and the round shaft (20) is fixedly connected with a second gear (24);
The first gear (23) is meshed with one rack (17), the second gear (24) is meshed with the other rack (17), the two racks (17) are respectively and fixedly connected with a frame body (16), the frame body (16) is fixedly connected with a cross rod (14), and the cross rod (14) is fixedly connected with a return block (15);
The hollow round shaft (22) is fixedly connected with a second rotating wheel (21), one end of the belt (7) surrounds the first rotating wheel (10), and the other end of the belt (7) surrounds the second rotating wheel (21);
the circular shaft (20) is fixedly connected with a clamping rod II (19), the hollow circular shaft (22) is fixedly connected with a clamping rod I (18), the clamping rod I (18) is matched with the valve switch handle (8), and the clamping rod II (19) is matched with the valve switch handle (8);
The cross rod (14) is fixedly connected with a round block I (13), the round block I (13) is fixedly connected with a square rod I (11), the round block I (13) is fixedly connected with a spring I (12), the spring I (12) is sleeved on the square rod I (11), the spring I (12) is fixedly connected with the shell (4), the square rod I (11) penetrates through the shell (4), and the square rod I (11) is fixedly connected with a button I (2);
The novel valve is characterized in that a second spring (32) and a fourth square rod (31) are arranged in the hollow square tube (9), one end of the second spring (32) is fixedly connected with the hollow square tube (9), the other end of the second spring (32) is fixedly connected with the fourth square rod (31), the fourth square rod (31) is matched with the square rod (15), the fourth square rod (31) is fixedly connected with the second L-shaped rod (26), the second L-shaped rod (26) is fixedly connected with the second square rod (25), the second square rod (25) is matched with the valve switch handle (8), the fourth square rod (31) is fixedly connected with a symmetrical round block three (30), the round block three (30) is respectively connected with one end of a connecting rod (29) in a rotating mode, the other end of the connecting rod (29) is respectively connected with the second round block (28) in a symmetrical mode, the second round block (28) is respectively fixedly connected with the third square rod (27), the third square rod (27) is penetrated by the shell (4), and the third square rod (27) is fixedly connected with the second button (5).
2. The gas valve lockout fixture of claim 1, wherein: the shell (4) is fixedly connected with the end cover (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111292075.8A CN114033890B (en) | 2021-11-02 | 2021-11-02 | Gas valve locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111292075.8A CN114033890B (en) | 2021-11-02 | 2021-11-02 | Gas valve locking device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114033890A CN114033890A (en) | 2022-02-11 |
| CN114033890B true CN114033890B (en) | 2024-05-28 |
Family
ID=80136098
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111292075.8A Active CN114033890B (en) | 2021-11-02 | 2021-11-02 | Gas valve locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114033890B (en) |
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| CN208107290U (en) * | 2018-01-25 | 2018-11-16 | 泉州富蓝工业设计服务有限公司 | A kind of natural gas line valve locking device |
| CN207945346U (en) * | 2018-03-14 | 2018-10-09 | 北京松田程科技有限公司 | A kind of lockable natural gas valve |
| CN210397907U (en) * | 2019-07-16 | 2020-04-24 | 华英阀业(广东)有限公司 | Gas valve locking and fixing device |
| CN211951638U (en) * | 2020-02-27 | 2020-11-17 | 浙江一喜机械有限公司 | Mechanical locking type valve structure |
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