CN111786188A - Magnetic attraction type insulated wire joint and application thereof - Google Patents
Magnetic attraction type insulated wire joint and application thereof Download PDFInfo
- Publication number
- CN111786188A CN111786188A CN202010751445.9A CN202010751445A CN111786188A CN 111786188 A CN111786188 A CN 111786188A CN 202010751445 A CN202010751445 A CN 202010751445A CN 111786188 A CN111786188 A CN 111786188A
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- CN
- China
- Prior art keywords
- magnetic
- insulated wire
- elastic conductive
- butt joint
- cable
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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.)
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/6205—Two-part coupling devices held in engagement by a magnet
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
- H01R13/15—Pins, blades or sockets having separate spring member for producing or increasing contact pressure
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/502—Bases; Cases composed of different pieces
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R31/00—Coupling parts supported only by co-operation with counterpart
- H01R31/06—Intermediate parts for linking two coupling parts, e.g. adapter
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/28—Clamped connections, spring connections
- H01R4/38—Clamped connections, spring connections utilising a clamping member acted on by screw or nut
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/28—Clamped connections, spring connections
- H01R4/48—Clamped connections, spring connections utilising a spring, clip, or other resilient member
Landscapes
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The invention provides a magnetic attraction type insulated wire connector, wherein a magnetic attraction shell is provided with a butt joint surface and a side wall; the elastic conductive head can extend out of the butt joint surface; the butt joint magnetic suction part is fixed in the magnetic suction shell and is positioned below the butt joint surface; one side of the side wall is provided with an accommodating hole; the terminal of the accommodating hole is provided with a first magnetic connecting part; one end of the connecting wire is fixed on the other side of the side wall, and the other end of the connecting wire is fixed on the second magnetic connecting part; the shape of the second magnetic connecting part is matched with the accommodating hole and can be inserted into the accommodating hole of the other magnetic-attraction type insulated wire connector; when the second magnetic connecting part is inserted into the accommodating hole of the other magnetic-attraction type insulated wire joint, the connecting wire is in a stretched straight state. Its advantages are simple structure, convenient operation and quick connection.
Description
Technical Field
The invention relates to a magnetic attraction type insulated wire joint and application thereof.
Background
The current widely used power supply protection connector adopts a screwing type and mechanical locking structure at the connector of the power supply protection vehicle and the line, and when the connector is manually connected and disconnected in the prior art, the connector needs to be aligned, inserted and rotated during connection, and needs to be rotated and pulled out with force during disconnection, so that the steps are complex, the working efficiency is low, and the time consumption is long.
Disclosure of Invention
The magnetic attraction type insulated wire joint and the application thereof solve the problems of complicated steps, time consumption and labor consumption when the joint is manually connected and disconnected; to overcome the disadvantages of the prior art.
The invention provides a magnetic attraction type insulated wire joint, which comprises: the magnetic connector comprises a magnetic suction shell 11, an elastic conductive head 12, a butt joint magnetic suction part 13, a first magnetic connecting part 14, a connecting wire 15 and a second magnetic connecting part 16; the magnetic housing 11 has a butt-joint surface 111 and a side wall 112, the butt-joint surface 111 is perpendicular to the side wall 112; the elastic conductive head 12 can extend out of the butt-joint surface 111; the butt magnetic part 13 is fixed in the magnetic housing 11 and is located below the butt surface 111; one side of the sidewall 112 has a receiving hole 114; the terminal end of the accommodation hole 114 is provided with the first magnetic connection portion 14; one end of the connecting wire 15 is fixed on the other side of the side wall 112, and the other end is fixed on the second magnetic connecting part 16; the second magnetic connecting part 16 is matched with the accommodating hole 114 in shape and can be inserted into the accommodating hole 114 of another magnetic attraction type insulated wire connector; when the second magnetic connecting portion 16 is inserted into the accommodating hole 114 of the other magnetically-attracted insulated wire connector, the connecting wire 15 is in a stretched state.
Further, the present invention provides a magnetic attraction type insulated wire terminal, which may further have the following features: the butt magnetic part 13 is a ring magnet.
Further, the present invention provides a magnetic attraction type insulated wire terminal, which may further have the following features: the first magnetic connection 14 and/or the second magnetic connection 15 are magnets.
Further, the present invention provides a magnetic attraction type insulated wire terminal, which may further have the following features: the magnetic housing 11 is made of insulating material.
Further, the present invention provides a magnetic attraction type insulated wire terminal, which may further have the following features: also comprises a magnetic spring 17; the magnetic housing 11 has a stepped central bore 113; a small circle of the stepped central hole 113 penetrates the abutting surface 111; the elastic conductive head 12 is in a convex shape; the big circle of the elastic conductive head 12 is positioned in the big circle of the step center hole 113, and the small circle of the elastic conductive head 12 passes through the small circle of the step center hole 113; the magnetic spring 17 is located between the elastic conductive head 12 and the stepped central hole 113, and drives the elastic conductive head 12 to extend out of the abutting surface 111.
In addition, the invention also provides a magnetic attraction type cable assembly, which comprises two magnetic attraction type insulated wire connectors and a cable 30; the cable 30 has a conductive core 31; one end of the conductive wire core 31 is electrically connected with the elastic conductive head 12 of one magnetic attraction type insulated wire joint, and the other end is electrically connected with the elastic conductive head 12 of the other magnetic attraction type insulated wire joint.
In addition, the invention also provides a magnetic attraction type cable assembly, which comprises the magnetic attraction type insulated wire connector and a cable 30; the cable 30 has a conductive core 31; one end of the conductive core 31 is electrically connected to the elastic conductive head 12.
Further, the present invention also provides a magnetic cable assembly, which may further have the following features: also included is an equipment connection 20; the appliance connector 20 is electrically connected to a terminal on the appliance.
Further, the present invention also provides a magnetic cable assembly, which may further have the following features: the device connector 20 comprises a device shell 21, an elastic conductive plate 22 and a locking mechanism 23; the elastic conductive plate 22 is elastically connected to one side of the device case 21 and electrically connected to the other end of the cable 30; the locking mechanism 23 is movably connected to the other side of the device housing 21 to be movable toward and away from the elastic conductive plate 22.
Further, the present invention also provides a magnetic cable assembly, which may further have the following features: the device connector 20 further comprises a plurality of springs 24; one end of the spring 24 is fixed on one side of the device shell 21, and the other end is fixed on the elastic conductive plate 22; the locking mechanism 23 comprises a locking plate 231 and a screw 232; the other side of the device housing 21 has a threaded hole matching the screw 232; one end of the screw 232 is engaged with the threaded hole of the device housing 21 and then fixedly connected with the locking plate 231; the other end of the screw 232 is located outside the apparatus housing 21; the locking plate 231 is disposed opposite to the elastic conductive plate 22.
The invention also provides a magnetic attraction type insulated wire joint and application thereof, and the magnetic attraction type insulated wire joint is simple in structure, convenient to operate and quick in connection.
Drawings
Fig. 1 is a schematic structural diagram of a magnetic cable assembly according to a first embodiment.
Fig. 2 is a schematic structural diagram of the magnetic attraction type insulated wire terminal in the first embodiment.
Fig. 3 is a schematic structural diagram of the magnetic attraction type insulated wire joint in the first embodiment in the butt joint.
Fig. 4 is a schematic structural diagram of the magnetic cable assembly according to the second embodiment.
Fig. 5 is a schematic structural view of the device connector in the second embodiment.
Detailed Description
The invention is further described with reference to the following figures and specific embodiments.
Example one
Fig. 1 is a schematic structural diagram of a magnetic cable assembly according to a first embodiment.
As shown in fig. 1, the magnetically attractable cable assembly includes two magnetically attractable insulated wire connectors 10 and a cable 30. The cable 30 has a conductive core 31; the one end of conductive core 31 and the elasticity conducting head 12 that the formula insulated wire connects is inhaled to the left magnetism adopt the welding to realize both electrical connection, and the other end also adopts the welding to realize both electrical connection with the elasticity conducting head 12 that the formula insulated wire connects is inhaled to the right magnetism.
Fig. 2 is a schematic structural diagram of the magnetic attraction type insulated wire terminal in the first embodiment.
As shown in fig. 2, the magnetically attractable insulated wire terminal 10 includes: the magnetic suction device comprises a magnetic suction shell 11, an elastic conductive head 12, a butt magnetic suction part 13, a first magnetic connecting part 14, a connecting wire 15, a second magnetic connecting part 16 and a magnetic suction spring 17.
In this embodiment, the magnetic housing 11 is cylindrical and forms a 90-degree bend with the cable 30, and the two components can be integrated by injection molding. Of course, the magnetic housing 11 and the cable 30 can be aligned. The magnetic housing 11 is made of an insulating material and has a certain elasticity.
The magnetic housing 11 has a mating surface 111 and a sidewall 112, the sidewall 112 is perpendicular to the mating surface 111. The magnetic suction shell 11 is also provided with a step central hole 113 in a convex shape; a small circle of stepped central bore 113 extends through abutment surface 111.
The elastic conductive head 12 is in a convex shape; the big circle of the elastic conductive head 12 is positioned in the big circle of the step center hole 113, and the small circle of the elastic conductive head 12 passes through the small circle of the step center hole 113. The side surface between the large circle and the small circle of the elastic conductive head 12 is abutted against the side wall of the stepped center hole 113. The elastic conductive head 12 can be made of copper or copper alloy with good conductivity. The resilient conductive head 12 is electrically connected to the conductive core 31 of the cable 30.
The magnetic spring 17 is located between the lower portion 12 of the elastic conductive head and the bottom surface of the step center hole 113, and drives the elastic conductive head 12 to extend out of the abutting surface 111.
In this embodiment, the docking magnetic attraction portion 13 is a ring magnet fixed in the magnetic attraction housing 11 and located below the docking surface 111.
In the present embodiment, the first magnetic connecting portion 14 and the second magnetic connecting portion 16 are both magnets. One side of the sidewall 112 has a receiving hole 114; the terminal end of the accommodation hole 114 is provided with the first magnetic connection 14. The connecting wire 15 is a soft wire with slight elasticity. One end of the connecting wire 15 is fixed to the other side of the side wall 112, and the other end is fixed to the second magnetic connecting portion 16. The second magnetic connecting portion 16 is shaped to fit into the receiving hole 114 and can be inserted into the receiving hole 114 of another magnetically attracted insulated wire connector.
The working principle of the magnetic type insulated wire joint is as follows:
as shown in fig. 2 and fig. 3, when one magnetically-attracted insulated wire connector 10 of one magnetically-attracted cable assembly needs to be butted with one magnetically-attracted insulated wire connector 10 of another magnetically-attracted cable assembly, the butted magnetically-attracted portions 13 attract each other, and the two butted surfaces 111 are quickly butted together. Because the magnetic housing 11 has a certain elasticity, it is squeezed by the magnetic docking portion 13, and a certain degree of sealing is formed between the two docking surfaces 111.
Meanwhile, the two elastic conductive heads 12 are tightly attached together and pressed into the step center hole 113, the magnetic spring 17 is compressed, but the magnetic spring 17 also provides an outward force to the elastic conductive heads 12, so that the two elastic conductive heads 12 are always attached together to realize electrical conduction.
As shown in fig. 3, the second magnetic connecting portion 16 of one magnetic cable assembly is inserted into the accommodating hole 114 of another magnetic cable assembly and is attracted to the first magnetic connecting portion 14; the connecting thread 15 is now in a stretched state, which is not drawn in a straight line to show the connecting thread 15. The other second magnetic connecting part 16 also operates in the same way to connect the two magnetically attractable cable assemblies.
Example two
Fig. 4 is a schematic structural diagram of the magnetic cable assembly according to the second embodiment.
As shown in fig. 4, the magnetically attractable cable assembly includes a magnetically attractable insulated wire connector 10, a device connector 20, and a cable 30. One end of the cable 30 is electrically connected with the elastic conductive head 12 of the left magnetic attraction type insulated wire connector by welding, and the other end is electrically connected with the elastic conductive plate 22 of the right equipment connector 20 by welding.
The structure and operation principle of the magnetic attraction type insulated wire terminal 10 in this embodiment are the same as those in the first embodiment, and the description thereof will not be repeated.
Fig. 5 is a schematic structural view of the device connector in the second embodiment.
As shown in fig. 5, the device connector 20 includes: a device housing 21, an elastic conductive plate 22, a locking mechanism 23 and three springs 24.
In this embodiment, the device housing 21 is also made of an insulating material, and is in a "C" shape, and has an opening on one side. One end of each of the three springs 24 is fixed to one side of the device case 21, and the other end is fixed to the elastic conductive plate 22, so that the elastic conductive plate 22 is elastically connected to the device case 21. The resilient conductive plate 22 is electrically connected to the conductive core of the cable 30 by a flexible copper wire. The cable 30 is provided with an insulated handle 32 for easy handling.
The lock mechanism 23 includes: locking plate 231 and screw 232. The other side of the device housing 21 has a threaded hole matching the screw 232; one end of the screw 232 is engaged with the threaded hole of the device housing 21 and then fixedly connected with the locking plate 231; the other end of the screw 232 is located outside the apparatus housing 21 and has a knob. The locking plate 231 and the elastic conductive plate 22 are oppositely arranged, the cross sections of the locking plate and the elastic conductive plate are trapezoidal, the distance of the opening is small, and the distance of the inside is large.
The knob at one end of the screw 232 is rotated to drive the locking plate 231 of the locking mechanism 23 to be close to or far away from the elastic conductive plate 22, so that the lug S and the copper column or the bus of the device are clamped or loosened, and the connection and disconnection of the magnetic type cable assembly and the device are realized.
The embodiments described above are only a part of the embodiments of the present invention, and not all 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.
Claims (10)
1. The utility model provides a formula insulated wire connects is inhaled to magnetism which characterized in that: comprises a magnetic suction shell (11), an elastic conductive head (12), a butt joint magnetic suction part (13), a first magnetic connecting part (14), a connecting wire (15) and a second magnetic connecting part (16);
the magnetic attraction shell (11) is provided with a butt joint surface (111) and a side wall (112), and the side wall (112) is perpendicular to the butt joint surface (111);
the elastic conductive head (12) can extend out of the butt joint surface (111);
the butt joint magnetic suction part (13) is fixed in the magnetic suction shell (11) and is positioned below the butt joint surface (111);
one side of the side wall (112) is provided with a containing hole (114); the terminal end of the accommodation hole (114) is provided with a first magnetic connection part (14);
one end of the connecting wire (15) is fixed on the other side of the side wall (112), and the other end of the connecting wire is fixed on the second magnetic connecting part (16);
the second magnetic connecting part (16) is matched with the accommodating hole (114) in shape and can be inserted into the accommodating hole (114) of the other magnetically-attracted type insulated wire connector;
when the second magnetic connecting part (16) is inserted into the accommodating hole (114) of the other magnetic-attraction type insulated wire connector, the connecting wire (15) is in a stretched straight state.
2. The magnetically-attractable insulated wire connector of claim 1, further comprising:
wherein, the butt joint magnetic suction part (13) is a ring magnet.
3. The magnetically-attractable insulated wire connector of claim 1, further comprising:
wherein the first magnetic connection (14) and/or the second magnetic connection (15) is a magnet.
4. The magnetically-attractable insulated wire connector of claim 1, further comprising:
wherein, the magnetic suction shell (11) is made of insulating materials.
5. The magnetically-attractable insulated wire connector of claim 1, further comprising:
also comprises a magnetic spring (17);
the magnetic suction shell (11) is provided with a step center hole (113); a small circle of the step center hole (113) penetrates through the butt joint surface (111);
the elastic conductive head (12) is in a convex shape; the big circle of the elastic conductive head (12) is positioned in the big circle of the step center hole (113), and the small circle of the elastic conductive head (12) penetrates through the small circle of the step center hole (113);
the magnetic attraction spring (17) is positioned between the elastic conductive head (12) and the step center hole (113) and drives the elastic conductive head (12) to extend out of the butt joint surface (111).
6. The utility model provides a formula cable subassembly is inhaled to magnetism which characterized in that: comprising two magnetically attractable insulated wire connectors and a cable (30) according to claims 1 to 5;
wherein the cable (30) has a conductive core (31);
the one end and one of conductive core (31) magnetism inhale formula insulated wire and connect elasticity conducting head (12) electrical connection, the other end and another magnetism inhale formula insulated wire and connect elasticity conducting head (12) electrical connection.
7. The utility model provides a formula cable subassembly is inhaled to magnetism which characterized in that: comprising a magnetically attractable insulated wire connector and cable (30) as set forth in claims 1-5;
wherein the cable (30) has a conductive core (31);
one end of the conductive wire core (31) is electrically connected with the elastic conductive head (12).
8. The magnetically attractable cable assembly as recited in claim 7, wherein:
also includes an equipment connection (20);
the appliance connector (20) is electrically connected to a terminal on the appliance.
9. The magnetically attractable cable assembly as recited in claim 8, wherein:
wherein the equipment joint (20) comprises an equipment shell (21), an elastic conductive plate (22) and a locking mechanism (23);
the elastic conductive plate (22) is elastically connected with one side of the equipment shell (21) and is electrically connected with the other end of the cable (30);
the locking mechanism (23) is movably connected with the other side of the equipment shell (21) and can be close to and far away from the elastic conductive plate (22).
10. The magnetically attractable cable assembly as recited in claim 9, wherein:
wherein the equipment joint (20) further comprises a plurality of springs (24);
one end of the spring (24) is fixed on one side of the equipment shell (21), and the other end of the spring is fixed on the elastic conductive plate (22);
the locking mechanism (23) comprises a locking plate (231) and a screw rod (232);
the other side of the equipment shell (21) is provided with a threaded hole matched with the screw rod (232);
one end of the screw rod (232) is meshed with the threaded hole of the equipment shell (21) and then fixedly connected with the locking plate (231); the other end of the screw rod (232) is positioned outside the equipment shell (21);
the locking plate (231) and the elastic conductive plate (22) are arranged oppositely.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010751445.9A CN111786188B (en) | 2020-07-30 | 2020-07-30 | Magnetic attraction type insulated wire joint and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010751445.9A CN111786188B (en) | 2020-07-30 | 2020-07-30 | Magnetic attraction type insulated wire joint and application thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111786188A true CN111786188A (en) | 2020-10-16 |
| CN111786188B CN111786188B (en) | 2022-06-21 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010751445.9A Active CN111786188B (en) | 2020-07-30 | 2020-07-30 | Magnetic attraction type insulated wire joint and application thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111786188B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115808206A (en) * | 2022-12-08 | 2023-03-17 | 南阳云防爆科技有限公司 | Explosion-proof temperature vibration sensor |
| CN115808206B (en) * | 2022-12-08 | 2024-06-28 | 南阳云防爆科技有限公司 | Explosion-proof Wen Zhen sensor |
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| CN101834378A (en) * | 2010-04-16 | 2010-09-15 | 宁振江 | Magnetic suction socket and combination socket |
| CN206471647U (en) * | 2017-02-03 | 2017-09-05 | 北京神州泰科科技有限公司 | Universal combination connection socket suit |
| US20170338578A1 (en) * | 2016-05-17 | 2017-11-23 | Foxconn Interconnect Technology Limited | Plug connector having a terminal protector |
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| CN109771968A (en) * | 2018-12-18 | 2019-05-21 | 深圳市优必选科技有限公司 | Build toy and its link block |
| CN209786203U (en) * | 2019-07-10 | 2019-12-13 | 邵俊杰 | A earth connection clamping device for thermal power plant |
| CN209913141U (en) * | 2019-04-01 | 2020-01-07 | 深圳市加特智研科技有限公司 | Magnetic attraction type charging structure |
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2020
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101834378A (en) * | 2010-04-16 | 2010-09-15 | 宁振江 | Magnetic suction socket and combination socket |
| US20170338578A1 (en) * | 2016-05-17 | 2017-11-23 | Foxconn Interconnect Technology Limited | Plug connector having a terminal protector |
| CN206471647U (en) * | 2017-02-03 | 2017-09-05 | 北京神州泰科科技有限公司 | Universal combination connection socket suit |
| CN206774769U (en) * | 2017-02-23 | 2017-12-19 | 周利明 | Magnetic combined power socket |
| CN207250838U (en) * | 2017-09-01 | 2018-04-17 | 江西立时科技有限公司 | A kind of fast insert-pull microminiature Multi-netmouth express network connector |
| CN109771968A (en) * | 2018-12-18 | 2019-05-21 | 深圳市优必选科技有限公司 | Build toy and its link block |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115808206A (en) * | 2022-12-08 | 2023-03-17 | 南阳云防爆科技有限公司 | Explosion-proof temperature vibration sensor |
| CN115808206B (en) * | 2022-12-08 | 2024-06-28 | 南阳云防爆科技有限公司 | Explosion-proof Wen Zhen sensor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111786188B (en) | 2022-06-21 |
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