CN109950077B - Switching device of circuit - Google Patents
Switching device of circuit Download PDFInfo
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- CN109950077B CN109950077B CN201910253472.0A CN201910253472A CN109950077B CN 109950077 B CN109950077 B CN 109950077B CN 201910253472 A CN201910253472 A CN 201910253472A CN 109950077 B CN109950077 B CN 109950077B
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- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
The invention discloses a switching device of a circuit, wherein the switching device comprises a button frame extending up and down and a transmission cavity extending up and down and arranged in the button frame, a contact mechanism is arranged in the transmission cavity, a meshing cavity extending front and back is arranged on the right side of the transmission cavity, a meshing transmission mechanism is arranged in the meshing cavity, an electromagnetic clamping mechanism positioned at the bottom of the transmission cavity is arranged below the meshing cavity, a battery cavity extending left and right is arranged below the transmission cavity, a power supply mechanism is arranged in the battery cavity, a replacing groove extending left and right and having a downward opening is arranged at the bottom of a button frame, and a rotating rod mechanism is arranged in the replacing groove; the invention has simple structure, convenient operation, stable performance, strong safety and high-efficiency and stable circuit opening and closing.
Description
Technical Field
The invention relates to the technical field of switching on and off of an alternating current circuit, in particular to a switching device of a circuit.
Background
The electric power is one of the most frequently used resources in daily life, many electrical equipment in daily life can not be powered on, such as living appliances like refrigerators and televisions, and almost all automatic equipment can not be powered on in the production and manufacturing process, so that the importance of electric energy to production or life can be known, but the electric equipment needs to be powered off in the conventional situation, wherein the most commonly used button switches are used, but the conventional button switches have many hidden defects, such as low safety, easy damage after long-time use and difficult discovery, so that the electric leakage phenomenon is easy to generate when the circuit is powered off, and certain threat to the personal safety is caused, therefore, the device effectively solves the problem.
Disclosure of Invention
The present invention is directed to a switching device for a circuit, which can solve the above-mentioned problems of the prior art.
The invention is realized by the following technical scheme: the invention relates to a switching device of a circuit, which comprises a button frame extending up and down and a transmission cavity extending up and down in the button frame, wherein a contact mechanism is arranged in the transmission cavity, a meshing cavity extending back and forth is arranged on the right side of the transmission cavity, a meshing transmission mechanism is arranged in the meshing cavity, an electromagnetic clamping mechanism positioned at the bottom of the transmission cavity is arranged below the meshing cavity, a battery cavity extending left and right is arranged below the transmission cavity, a power supply mechanism is arranged in the battery cavity, a replacement groove extending left and right and having a downward opening is arranged at the bottom of the button frame, a rotating rod mechanism is arranged in the replacement groove, a through groove extending left and right is communicated between the replacement groove and the battery cavity, a motor extending up and down is arranged at the right end of the button frame, screws extending left and right and symmetrical up and down are connected between the motor fixing frame and the button frame in a threaded fit manner, the motor fixing frame is embedded with a power mechanism, a groove which extends left and right and is provided with an upward opening is formed in the top end of the button frame, and a pushing mechanism is arranged in the groove.
As a preferred technical solution, the contact mechanism includes a rod opening for communicating the groove and the transmission cavity, the rod opening is connected with a rod post extending up and down in a sliding fit manner, the tail end of the top end of the rod post extends out of the groove and is fixedly provided with a button, the tail end of the bottom of the rod post extends into the transmission cavity and is fixedly provided with a contact block extending left and right, the end surface of the top end of the contact block is connected with a top pressure spring fixed with the inner wall of the top end of the transmission cavity in a top pressure manner, a communication wire is embedded in the contact block, upper connectors are symmetrically arranged at the left and right ends of the communication wire, a connecting rod extending up and down is fixedly arranged at the bottom of the contact block, a limiting block is fixedly arranged at the bottom of the connecting rod, a push rod is fixedly arranged at the end surface of the bottom of the limiting block, a push groove is arranged in the push rod, a push block is slidably arranged in the push groove, and a push spring is elastically arranged between the push block and the bottom wall of the push groove, the elastic force of the pushing spring is larger than that of the pushing spring, the right end of the pushing block is fixedly provided with a butting block, the bottom of the pushing rod is fixedly provided with a contact round table, the inner wall of the left end of the transmission cavity is fixedly provided with a left wiring extending leftwards and rightwards, the tail end of the right end of the left wiring extends into the transmission cavity and is fixedly provided with lower connectors which are bilaterally symmetrical and used for abutting against the upper connectors on the left side, and the left end of the left wiring extends out of the button frame and is provided with a leakage current inductor.
According to a preferable technical scheme, the meshing transmission mechanism comprises a rotating shaft which penetrates through the meshing cavity and is connected with the meshing cavity in a rotating matching mode, a first bevel gear is fixedly arranged in the meshing cavity of the rotating shaft, the left end of the rotating shaft extends into the transmission cavity, a right lower joint is arranged on the upper end face of the rotating shaft, an insulating caulking groove is arranged below the lower joint, a gear shaft which extends up and down is connected with the inner wall of the top end of the meshing cavity in a rotating matching mode, the bottom end of the gear shaft extends into the meshing cavity and is fixedly provided with a second bevel gear which is connected with the first bevel gear in a meshing mode, and the top end of the gear shaft extends into the transmission cavity and is fixedly provided with a third bevel gear.
As preferred technical scheme, electromagnetism screens mechanism extend about including and with transmission chamber rear side inner wall normal running fit connects and with the wrapping post of spring looks cross-under, be equipped with the spring chamber of extending about in the wrapping post, spring chamber left end inner wall communicates with each other and is equipped with logical pole mouth, logical pole mouth sliding fit is connected with the spring rod of extending about, spring rod right-hand member end stretches into the spring chamber has set firmly to support and has pushed away the piston, support and push away piston right-hand member terminal surface roof pressure be connected with about extend and with the reset spring that spring chamber right-hand member inner wall is fixed, spring rod left end stretches out the spring chamber has set firmly the abaculus, the abaculus right side be equipped with the magnet that the spring rod was fixed mutually.
As a preferred technical scheme, the power supply mechanism comprises a contact groove which is arranged on the inner wall of the bottom of the transmission cavity, extends left and right and is provided with an upward opening, a wire guide groove is communicated between the contact groove and the power supply cavity, sliding connectors are fixedly arranged on the left and right inner walls of the contact groove, a battery pack is arranged in the battery cavity, and the positive electrode and the negative electrode of the battery pack are connected with a wire guide coil which is wound on the winding column and is connected with the sliding connectors.
Preferably, the rotating rod mechanism comprises a rotating rod shaft which is connected with the inner wall of the replacing groove in a rotating fit mode and is symmetrical left and right; the battery pack replacing device is characterized in that one end, close to the replacing groove, of the rotating rod shaft is fixedly provided with a vertically extending rotating rod, the tail end of the right end of the rotating rod shaft extends out of the button frame, a rotating handle is fixedly arranged on the right end of the rotating rod shaft, a horizontally extending rotating shaft is fixedly arranged between the rotating rods, the rotating shaft is connected with rotating blocks which are symmetrical left and right in a rotating matching mode, the end face of the top end of each rotating block is fixedly provided with a vertically extending supporting rod, and the tail end of the top end of each supporting rod extends into the battery cavity and is fixedly provided with a supporting frame for supporting the battery pack.
According to a preferable technical scheme, the power mechanism comprises a power motor embedded in the motor fixing frame, the tail end of the left end of the power motor is in power connection with a motor shaft extending left and right, the tail end of the left end of the motor shaft extends into the transmission cavity and is fixedly provided with a cam, and a fourth bevel gear in meshing connection with the third bevel gear is arranged on the outer wall of the motor shaft.
Preferably, the pushing mechanism includes a pushing plate extending left and right in the groove, a rod groove for sliding fit connection with the rod post is provided in the pushing plate, a pushing rod extending up and down is fixedly provided on an end surface of the bottom of the pushing plate, and the bottom end of the pushing rod extends into the transmission cavity and is provided with a cam groove for pushing against the cam.
The invention has the beneficial effects that: the device has simple structure and convenient operation, greatly improves the safety of the device while ensuring the function of the device to be more stable by arranging the double circuit breaking mechanisms, and can keep the device in a constant running state because of the arrangement of the motion mechanism for clamping, effectively switch on the circuit for a long time and avoid the condition of poor switch-on.
Drawings
For ease of illustration, the invention is described in detail by the following specific examples and figures.
Fig. 1 is a schematic diagram of an internal overall structure of a switching device of a circuit according to the present invention.
Fig. 2 is a schematic view of a partial structure shown by "a" in fig. 1.
Fig. 3 is a schematic view of the connection between the push rod 144 and the abutment block 143 in fig. 1.
Detailed Description
For ease of description, the orientations described below are defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relation of fig. 1 itself.
As shown in fig. 1-3, the switching device of a circuit of the present invention comprises a button holder 101 extending up and down and a transmission cavity 153 extending up and down in the button holder 101, a contact mechanism is arranged in the transmission cavity 153, a meshing cavity 122 extending back and forth is arranged on the right side of the transmission cavity 153, a meshing transmission mechanism is arranged in the meshing cavity 122, an electromagnetic clamping mechanism located at the bottom of the transmission cavity 153 is arranged below the meshing cavity 122, a battery cavity 136 extending left and right is arranged below the transmission cavity 153, a power supply mechanism is arranged in the battery cavity 136, a replacement slot 131 extending left and right and having a downward opening is arranged at the bottom of the button holder 101, a rotating rod mechanism is arranged in the replacement slot 131, a through slot 126 extending left and right is communicated between the replacement slot 131 and the battery cavity 136, a motor fixing frame 115 extending up and down is arranged at the right end of the button holder 101, the button frame is characterized in that a screw 116 which extends leftwards and rightwards and is symmetrical up and down is connected between the motor fixing frame 115 and the button frame 101 in a threaded fit mode, a power mechanism is embedded in the motor fixing frame 115, a groove 110 which extends leftwards and rightwards and is provided with an upward opening is formed in the top end of the button frame 101, and a pushing mechanism is arranged in the groove 110.
Beneficially or exemplarily, the contact mechanism includes a rod opening 102 for communicating the groove 110 with the transmission cavity 153, the rod opening 102 is connected with a rod post 105 extending up and down in a sliding fit manner, a terminal of a top end of the rod post 105 extends out of the groove 110 and is fixedly provided with a button 106, a terminal of a bottom of the rod post 105 extends into the transmission cavity 153 and is fixedly provided with a contact block 151 extending left and right, a top end surface of the contact block 151 is connected with a top pressure spring 154 fixed with an inner wall of a top end of the transmission cavity 153 in a pressing manner, a communication wire 152 is embedded in the contact block 151, upper connectors 150 are symmetrically arranged at left and right terminals of the communication wire 152, a connecting rod 146 extending up and down is fixedly provided at a bottom of the contact block 151, a stop block 145 is fixedly provided at a bottom of the connecting rod 146, a push rod 144 is fixedly provided at a bottom end surface of the stop block 145, a push groove 198 is provided in the push rod 144, a pushing block 199 is slidably arranged in the pushing groove 198, a pushing spring 197 is elastically arranged between the pushing block 199 and the bottom wall of the pushing groove 198, wherein the elastic force of the pushing spring 197 is larger than that of the pushing spring 154, a butting block 143 is fixedly arranged at the right end of the pushing block 199, a contact circular truncated cone 141 is fixedly arranged at the bottom of the pushing rod 144, a left wiring 148 extending left and right is fixedly arranged on the inner wall of the left end of the transmission cavity 153, the tail end of the right end of the left wiring 148 extends into the transmission cavity 153, lower connectors 147 which are bilaterally symmetrical and are used for abutting against the upper connector 150 on the left side are fixedly arranged at the right end of the left wiring 148, and the left end of the left wiring 148 extends out of the button frame 101 and is provided with a leakage current inductor 149.
Advantageously or exemplarily, the meshing transmission mechanism includes a rotating shaft 120 penetrating through and connected with the meshing cavity 122 in a rotationally matching manner, a first bevel gear 121 is fixedly arranged in the meshing cavity 122 of the rotating shaft 120, the left end of the rotating shaft 120 extends into the transmission cavity 153 and is provided with a right lower joint 147 on the upper end surface thereof, an insulating caulking groove 123 is arranged below the lower joint 147, a vertically extending gear shaft 118 is connected to the inner wall of the top end of the meshing cavity 122 in a rotationally matching manner, the bottom end of the gear shaft 118 extends into the meshing cavity 122 and is fixedly provided with a second bevel gear 119 connected with the first bevel gear 121 in a meshing manner, and the top end of the gear shaft 118 extends into the transmission cavity 153 and is fixedly provided with a third bevel gear 117.
Beneficially or exemplarily, the electromagnetic locking mechanism includes a winding post 124 extending left and right and connected to the inner wall of the rear side of the transmission cavity 153 in a rotating fit manner and twisted with a spring, a spring cavity 158 extending left and right is disposed in the winding post 124, a through rod port 155 is disposed in communication with the inner wall of the left end of the spring cavity 158, the through rod port 155 is connected to a spring rod 157 extending left and right in a sliding fit manner, the end of the right end of the spring rod 157 extends into the spring cavity 158 and is fixedly provided with a pushing piston 159, the end surface of the right end of the pushing piston 159 is connected to a return spring 160 extending left and right and fixed to the inner wall of the right end of the spring cavity 158 in a pressing manner, the end of the left end of the spring rod 157 extends out of the spring cavity 158 and is fixedly provided with an insert 142, and a magnet 156 fixed to the spring rod 157 is disposed on the right side of the insert 142.
Beneficially or exemplarily, the power supply mechanism includes a contact groove 140 which is arranged on the inner wall of the bottom of the transmission cavity 153, extends left and right, and has an upward opening, a wire guide groove 138 is arranged between the contact groove 140 and the power supply cavity 136 in a communicating manner, a sliding connector 139 is fixedly arranged on the left and right inner walls of the contact groove 140, a battery pack 135 is arranged in the battery cavity 136, and the positive and negative poles of the battery pack 135 are connected with a wire guide coil 137 which is wound around the winding post 124 and connected with the sliding connector 139.
Advantageously or exemplarily, the rotating rod mechanism comprises a rotating rod shaft 130 which is connected with the inner wall of the replacing groove 131 in a rotating fit manner and is symmetrical left and right; one end of the rotating rod shaft 130, which is close to the replacement groove 131, is fixedly provided with a vertically extending rotating rod 129, the right end of the rotating rod shaft 130 extends out of the button frame 101 and is fixedly provided with a rotating handle 128, a horizontally extending rotating shaft 127 is fixedly arranged between the rotating rods 129, the rotating shaft 127 is rotatably matched and connected with a horizontally symmetrical rotating block 132, the end surface of the top end of the rotating block 132 is fixedly provided with a vertically extending supporting rod 133, and the end of the top end of the supporting rod 133 extends into the battery cavity 136 and is fixedly provided with a supporting frame 134 for supporting the battery pack 135.
Advantageously or exemplarily, the power mechanism comprises a power motor 114 embedded in the motor fixing frame 115, the left end of the power motor 114 is in power connection with a motor shaft 113 extending left and right, the left end of the motor shaft 113 extends into the transmission cavity 153 and is fixedly provided with a cam 109, and the outer wall of the motor shaft 113 is provided with a fourth bevel gear 112 in meshed connection with the third bevel gear 117.
Beneficially or exemplarily, the pushing mechanism includes a pushing plate 111 disposed in the groove 110 and extending left and right, a rod groove 104 disposed in the pushing plate 111 and used for being connected with the rod post 105 in a sliding fit manner, a pushing rod 107 extending up and down is fixedly disposed on an end surface of a bottom of the pushing plate 111, and a bottom end of the pushing rod 107 extends into the transmission cavity 153 and is provided with a cam groove 108 used for being pushed against the cam 109.
The working process of the device of the invention is as follows:
when the circuit needs to be connected, the button 106 is manually pressed downwards, the rod column 105 is driven to move downwards when the button 106 moves downwards, the jacking spring 154 is gradually changed from an original state to a stretching state, when the jacking spring moves downwards to enable the upper connector 150 to be in contact with the lower connector 147, the contact round platform 141 moves downwards into the contact groove 140 and is in contact with the sliding connector 139, the power supply mechanism and the electromagnetic clamping mechanism form a closed loop, magnetic force generated by the electromagnetic clamping mechanism pushes the magnet 156 to move leftwards, the abutting block 143 is clamped with the embedded block 142, and the contact mechanism in the device keeps a constant state and is connected with the circuit for a long time.
When the circuit needs to be disconnected, the power motor 114 is started, the power motor 114 drives the motor shaft 113 to rotate, the motor shaft 113 drives the cam 109, the cam 109 pushes the push rod 107 to move upwards, meanwhile, the fourth bevel gear 112 drives the third bevel gear 117 to rotate, and then the third bevel gear 117 drives the first bevel gear 121 to rotate, because the first bevel gear 121 and the rotating shaft 120 are fixed together, the rotating shaft 120 also rotates, after the rotating shaft 120 rotates, the right upper joint 150 is separated from the right lower joint 147, and is embedded with the right upper joint 150 through the insulating embedding groove 123, and the circuit is disconnected.
The beneficial effects of the invention are: the device has simple structure and convenient operation, greatly improves the safety of the device while ensuring the function of the device to be more stable by arranging the double circuit breaking mechanisms, and can keep the device in a constant running state because of the arrangement of the motion mechanism for clamping, effectively switch on the circuit for a long time and avoid the condition of poor switch-on.
The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.
Claims (1)
1. A switching device of a circuit comprises a button frame extending up and down and a transmission cavity extending up and down in the button frame, wherein a contact mechanism is arranged in the transmission cavity, a meshing cavity extending front and back is arranged on the right side of the transmission cavity, a meshing transmission mechanism is arranged in the meshing cavity, an electromagnetic clamping mechanism positioned at the bottom of the transmission cavity is arranged below the meshing cavity, a battery cavity extending left and right is arranged below the transmission cavity, a power mechanism is arranged in the battery cavity, a replacing groove extending left and right and having a downward opening is arranged at the bottom of the button frame, a rotating rod mechanism is arranged in the replacing groove, a through groove extending left and right is communicated with the battery cavity, a motor fixing frame extending up and down is arranged at the right end of the button frame, screws extending left and right and symmetrical up and down are connected between the motor and the button frame in a threaded fit manner, a power mechanism is embedded in the motor fixing frame, a groove which extends left and right and is provided with an upward opening is formed in the top end of the button frame, and a pushing mechanism is arranged in the groove; the contact mechanism comprises a rod port for communicating the groove and the transmission cavity, the rod port is connected with a rod column which extends up and down in a sliding fit manner, the tail end of the top end of the rod column extends out of the groove and is fixedly provided with a button, the tail end of the bottom of the rod column extends into the transmission cavity and is fixedly provided with a contact block which extends left and right, the end surface of the top end of the contact block is connected with a jacking spring which is fixed with the inner wall of the top end of the transmission cavity in a jacking manner, a communicating lead is embedded in the contact block, upper connectors are symmetrically arranged at the left and right terminals of the communicating lead, a connecting rod which extends up and down is fixedly arranged at the bottom of the contact block, a limiting block is fixedly arranged at the bottom of the connecting rod, a pushing rod is fixedly arranged at the end surface of the bottom of the limiting block, a pushing groove is arranged in the pushing rod, a pushing block is slidably arranged in the pushing groove, and a pushing spring is elastically arranged between the pushing block and the bottom wall of the pushing groove, the elastic force of the pushing spring is larger than that of the jacking spring, a butting block is fixedly arranged at the right end of the pushing block, a contact circular truncated cone is fixedly arranged at the bottom of the pushing rod, a left connecting wire extending leftwards and rightwards is fixedly arranged on the inner wall of the left end of the transmission cavity, the tail end of the right end of the left connecting wire extends into the transmission cavity, lower connectors which are bilaterally symmetrical and used for abutting against the upper connector on the left side are fixedly arranged on the tail end of the right end of the left connecting wire, and the left end of the left connecting wire extends out of the button frame and is provided with a leakage current inductor; the meshing transmission mechanism comprises a rotating shaft which penetrates through the meshing cavity and is connected with the meshing cavity in a rotating matching mode, a first bevel gear is fixedly arranged in the meshing cavity of the rotating shaft, the tail end of the left end of the rotating shaft extends into the transmission cavity, a right lower joint is arranged on the upper end face of the rotating shaft, an insulating caulking groove is arranged below the lower joint, a gear shaft extending up and down is connected with the inner wall of the top end of the meshing cavity in a rotating matching mode, the tail end of the bottom of the gear shaft extends into the meshing cavity and is fixedly provided with a second bevel gear in meshing connection with the first bevel gear, and the tail end of the top end of the gear shaft extends into the transmission cavity and is fixedly provided with a third bevel gear; the electromagnetic clamping mechanism comprises a winding post which extends leftwards and rightwards, is connected with the inner wall of the rear side of the transmission cavity in a rotating fit mode and is twisted with a spring, a spring cavity extending leftwards and rightwards is arranged in the winding post, the inner wall of the left end of the spring cavity is communicated with a through rod port, the through rod port is connected with a spring rod extending leftwards and rightwards in a sliding fit mode, the tail end of the right end of the spring rod extends into the spring cavity and is fixedly provided with a pushing piston, the end face of the right end of the pushing piston is connected with a return spring which extends leftwards and rightwards and is fixed with the inner wall of the right end of the spring cavity in a pressing mode, the tail end of the left end of the spring rod extends out of the spring cavity and is fixedly provided with an embedded block, and the right side of the embedded block is provided with a magnet fixed with the spring rod; the power supply mechanism comprises a contact groove which is arranged on the inner wall of the bottom of the transmission cavity, extends leftwards and rightwards and is provided with an upward opening, a wire guide groove is communicated between the contact groove and the power supply cavity, sliding connectors are fixedly arranged on the left inner wall and the right inner wall of the contact groove, a battery pack is arranged in the battery cavity, and the positive electrode and the negative electrode of the battery pack are connected with a wire guide coil which is wound on the winding post and is connected with the sliding connectors; the rotating rod mechanism comprises rotating rod shafts which are connected with the inner wall of the replacing groove in a rotating matching way and are symmetrical left and right; one end, close to the replacement groove, of the rotating rod shaft is fixedly provided with a vertically extending rotating rod, the tail end of the right end of the rotating rod shaft extends out of the button frame and is fixedly provided with a rotating handle, a horizontally extending rotating shaft is fixedly arranged between the rotating rods, the rotating shaft is connected with a left rotating block and a right rotating block in a rotating matching mode, the top end face of the rotating block is fixedly provided with a vertically extending supporting rod, and the tail end of the top end of the supporting rod extends into the battery cavity and is fixedly provided with a supporting frame for supporting the battery pack; the power mechanism comprises a power motor embedded in the motor fixing frame, the tail end of the left end of the power motor is in power connection with a motor shaft extending left and right, the tail end of the left end of the motor shaft extends into the transmission cavity and is fixedly provided with a cam, and the outer wall of the motor shaft is provided with a fourth bevel gear in fit connection with the third bevel gear; the pushing mechanism comprises a pushing plate which is arranged in the groove and extends leftwards and rightwards, a rod groove which is connected with the rod column in a sliding fit mode is formed in the pushing plate, a pushing rod which extends upwards and downwards is fixedly arranged on the end face of the bottom of the pushing plate, and the tail end of the bottom of the pushing rod extends into the transmission cavity and is provided with a cam groove which is used for abutting against the cam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910253472.0A CN109950077B (en) | 2019-03-29 | 2019-03-29 | Switching device of circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910253472.0A CN109950077B (en) | 2019-03-29 | 2019-03-29 | Switching device of circuit |
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| Publication Number | Publication Date |
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| CN109950077A CN109950077A (en) | 2019-06-28 |
| CN109950077B true CN109950077B (en) | 2022-09-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910253472.0A Active CN109950077B (en) | 2019-03-29 | 2019-03-29 | Switching device of circuit |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110504124B (en) * | 2019-08-29 | 2021-06-01 | 南通益纳森智能科技有限公司 | Pressing type electric control switch based on magnetic buckle limiting |
| CN111102518B (en) * | 2020-01-03 | 2020-10-30 | 浙江台谊消防设备有限公司 | Fire emergency lighting equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP6349772B2 (en) * | 2014-02-21 | 2018-07-04 | 株式会社デンソー | Remote control device |
| CN105810482A (en) * | 2014-12-31 | 2016-07-27 | 哈尔滨世纪天诚装饰工程有限公司 | Current switching-on/off control device and control method for indoor decoration |
| CN109139957A (en) * | 2018-10-10 | 2019-01-04 | 何胜利 | Safety start switch for pneumatic tool |
| CN109290872A (en) * | 2018-10-25 | 2019-02-01 | 苏州长鸿机械设备有限公司 | A kind of high-precision double abrasive wheel grinder head and its application method |
| CN109185763A (en) * | 2018-10-31 | 2019-01-11 | 吴城杰 | A kind of intelligent monitoring LED light and its control device |
| CN109285721A (en) * | 2018-11-09 | 2019-01-29 | 绍兴上虞涌进环保科技有限公司 | A kind of gas insulated apparatus |
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