CN110176369B

CN110176369B - Power-off automatic-breaking energy-saving switch

Info

Publication number: CN110176369B
Application number: CN201910478755.5A
Authority: CN
Inventors: 陆利强
Original assignee: Fujian Aomai Automation Technology Co ltd
Current assignee: Fujian Aomai Automation Technology Co ltd
Priority date: 2019-06-03
Filing date: 2019-06-03
Publication date: 2021-08-27
Anticipated expiration: 2039-06-03
Also published as: CN110176369A

Abstract

The invention discloses an automatic power-off energy-saving switch which comprises a cover plate and a first cavity arranged in the cover plate, wherein the left end face of the cover plate is fixedly connected with a support, the support is connected with a roller in a rotating fit manner, the inner wall of the left end of the first cavity is connected with a first straight toothed plate extending leftwards and rightwards in a sliding fit manner, the tail end of the left end of the first straight toothed plate is hinged with a pressing plate extending out of the left end face of the cover plate, the right end face of the pressing plate is provided with an open slot connected with the roller in a sliding fit manner, the inner wall of the rear end of the first cavity is connected with a first transmission shaft which is positioned at the upper end of the first straight toothed plate and extends forwards and backwards in a rotating fit manner, and the first transmission shaft is provided with a first toothed wheel connected with the first straight toothed plate in a meshing manner; the invention has simple structure and convenient operation, ensures no air leakage of the shaft seal device, the valve plate and the stop door, and ensures the connection accuracy of the track type guide chute.

Description

Power-off automatic-breaking energy-saving switch

Technical Field

The invention relates to the technical field of electrical switches, in particular to an energy-saving switch capable of automatically breaking when power is cut off.

Background

With the continuous development of science and technology and economy, the requirements of users on miniaturization, safety and intelligence of switch equipment are higher and higher. The traditional electric switch is influenced by the factors and environmental conditions, and can not meet the requirements of professional fields and severe areas. Although the existing circuit breaker can perfectly solve the problem of environmental conditions, the floor space is mostly used in industrial construction and cannot be widely popularized to the family in a large area. Therefore, a household light-on device which can be miniaturized on the basis of automatic power-off and automatic circuit-breaking becomes a necessary trend in the current development, and the invention provides a device capable of solving the problems.

Disclosure of Invention

The technical problem to be solved by the present invention is to provide an energy-saving switch capable of automatically breaking when power is off, which can solve the above problems in the prior art.

The invention is realized by the following technical scheme: the invention relates to an automatic power-off and energy-saving switch which comprises a cover plate and a first cavity arranged in the cover plate, wherein the left end face of the cover plate is fixedly connected with a support, the support is connected with a roller in a rotating fit manner, the inner wall of the left end of the first cavity is connected with a first straight toothed plate extending leftwards and rightwards in a sliding fit manner, the tail end of the left end of the first straight toothed plate is hinged with a pressing plate extending out of the left end face of the cover plate, the right end face of the pressing plate is provided with an open slot in a sliding fit manner with the roller, the inner wall of the rear end of the first cavity is connected with a first transmission shaft which is positioned at the upper end of the first straight toothed plate and extends forwards and backwards in a rotating fit manner, the first transmission shaft is provided with a first toothed wheel in a meshing connection manner with the first straight toothed wheel, the first transmission shaft is provided with a first bevel gear positioned at the front end of the first toothed wheel, and the inner wall of the left end of the first cavity is connected with a second toothed wheel in a rotating fit manner and extending leftwards and right A second bevel gear in meshed connection with the first bevel gear is arranged on the second transmission shaft, a guide block is arranged at the right end of the second bevel gear on the second transmission shaft, a trapezoidal guide chute is arranged on the guide block, a gear disc is arranged at the right end of the guide block on the first transmission shaft, an irregular groove with a right opening is arranged on the right end face of the gear disc, an air storage tank is fixedly connected to the inner wall of the right end of the first cavity, a reaction chamber is arranged in the air storage tank, a connection switch device is arranged in the reaction chamber, the inner wall of the top end of the reaction chamber is communicated and connected with an air outlet pipe, an air pump communicated and connected with the end face of the rear end of the bracket is arranged in the air outlet pipe, a connecting port at the lower end of the air pump is communicated and arranged on the end face of the lower end of the reaction chamber, an air inlet pipe is communicated and fixedly connected with a bearing seat in rotating fit connection with the second transmission shaft, the inner wall of the top end of the first cavity is fixedly connected with a suspension rod positioned at the right end of the gear disc, the suspension rod is connected with a piston cylinder positioned at the left end of the connector in a rotating fit manner, the end face of the piston cylinder is fixedly connected with a right-angle connecting rod positioned at the left end of the suspension rod, the other end of the right-angle connecting rod is fixedly connected with a sliding block connected with the irregular groove in a sliding fit manner, the piston cylinder is connected with a piston rod extending leftwards and rightwards in a sliding fit manner, the piston rod is internally and fixedly connected with a limiting ring which is symmetrical leftwards and rightwards, the tail end of the right end of the piston rod is fixedly connected with a valve plate, the suspension rod is connected with a slide guide rod which is positioned at the upper end of the piston cylinder and extends leftwards and fixedly connected with a first connecting rod connected with, the second connecting rod is connected with the piston rod in a sliding fit manner, the inner wall of the left end of the first cavity is connected with a second straight-tooth plate which extends leftwards and rightwards in a sliding fit manner, the left end of the second straight-tooth plate is connected with the pressing plate in a hinged manner, the right end of the second straight-tooth plate is fixedly connected with a first push block, a third transmission shaft which is positioned at the lower end of the second straight-tooth plate and extends forwards and backwards is connected in a rotating fit manner in the first cavity, a second straight-tooth wheel which is in meshed connection with the second straight-tooth plate is arranged on the third transmission shaft, a first chain wheel which is positioned at the front end of the second straight-tooth wheel is arranged on the third transmission shaft, a fourth transmission shaft which is positioned at the lower end of the gas storage box and extends forwards and backwards is connected in a rotating fit manner in the inner wall of the rear end of the first cavity, a second chain wheel which is positioned at the right end of the first chain wheel is arranged on the fourth transmission shaft, and a chain wheel is connected with a chain in a power connection manner, and the fourth transmission shaft is provided with a gas shaft seal device positioned at the front end of the second chain wheel, and the inner wall of the bottom end of the first cavity is communicated and connected with a gas inlet valve device positioned at the left end of the gas inlet pipe and communicated and connected with the gas inlet pipe device.

As a preferable technical solution, the connection switch device includes a first transfer shaft extending left and right and connected to the inner wall of the left end of the reaction chamber in a rotating fit manner, a first transfer gear engaged with the gear plate is disposed on the first transfer shaft, a second transfer gear disposed in the reaction chamber is disposed on the first transfer shaft, a second transfer shaft extending left and right and disposed at the upper end of the first transfer shaft is connected to the reaction chamber in a rotating fit manner, a third transfer gear engaged with the second transfer gear is disposed on the second transfer shaft, an electrode frame disposed at the right end of the third transfer gear is fixedly connected to the second transfer shaft, a sliding plate is connected to the reaction chamber in a sliding fit manner, a ball electrode connected to the electrode frame in a manner of abutting against the upper end face of the sliding plate is fixedly connected to the upper end face of the sliding plate, and a spring is connected to the lower end door of the sliding plate and the inner wall of the bottom end of the reaction chamber in a pressing manner, when the gas is exhausted, the circuit is switched on at the first time.

According to a preferable technical scheme, the gas shaft seal device comprises a round rotary disc arranged at the tail end of the front end of the fourth transmission shaft, the front end face of the round rotary disc is fixedly connected with bilaterally symmetrical fixed pins, the fixed pins are hinged to hinge rods, the air inlet pipe is internally and fixedly connected with vertically symmetrical crosses, spiral rails are fixedly connected between the crosses, the left end face and the right end face of the air inlet pipe are fixedly connected with symmetrical limiting plates, shaft seal sleeves connected with the spiral rails in an abutting mode are connected to the limiting plates in a sliding fit mode, the end face, far away from the symmetrical center, of the shaft seal sleeves is fixedly connected with an extension pin, and the extension pin is hinged to the hinge rods, so that gas cannot overflow in a closed state in the reaction cavity.

According to a preferable technical scheme, the air inlet valve device comprises a vent pipe and a stop door connected to the vent pipe in a sliding fit mode, the upper end face of the stop door is fixedly connected with extension rods which are symmetrical front and back, the top end of each extension rod is fixedly connected with a second push block connected with the first push block in an abutting mode, and a recovery spring is connected between the second push block and the vent pipe in a pressing mode, so that air is not introduced into a reaction cavity any more.

The invention has the beneficial effects that: when the power-off automatic circuit-breaking energy-saving switch is in an initial state, the shaft sleeve is connected with the spiral track in a propping mode, so that the air inlet channel is completely broken, the valve plate is positioned in the air outlet pipe and is horizontally arranged, the end face of the left end of the pressing plate is inclined upwards, the air suction pump is closed, and the situation that air is positioned in the reaction cavity and is not exposed is determined.

When the automatic power-off and energy-saving switch works, the first straight toothed plate slides leftwards and the second straight toothed plate slides rightwards by pressing the pressing plate, the air suction pump is started, the first straight toothed plate drives the first toothed wheel to rotate through meshing connection, the first toothed wheel drives the first bevel gear through the first transmission shaft, the first bevel gear drives the second bevel gear through meshing connection, the second bevel gear drives the guide sliding block and the gear disc to rotate through the second transmission shaft, the guide sliding block drives the piston rod to slide leftwards through the first connecting rod, the guide sliding rod and the second connecting rod, the gear disc drives the sliding block and the right-angle connecting rod to rotate the piston cylinder through the irregular groove, the valve plate slides to the inside of the connecting port to be in a vertical state through the rotation degree of the piston rod, meanwhile, the second straight-tooth plate drives the second gear wheel through meshing connection, the second gear wheel drives the first chain wheel through the third transmission shaft, the first chain wheel drives the second chain wheel through the chain, the second chain wheel drives the circular rotating disc to rotate through the fourth transmission shaft, the circular rotating disc drives the shaft seal sleeve to be separated from abutting connection through the fixed pin, the hinge rod and the extending pin, the first push block drives the stop door to close air inlet through abutting connection with the second push block, the gear disc rotates the first switching gear through meshing connection, the first switching gear drives the second switching gear through the first switching shaft, and the second switching gear drives the third switching gear through meshing connection, the third switching gear rotates the electrode frame through the second switching shaft to rotate and is connected with the ball electrode in an abutting mode, and a circuit is connected.

After the power-off automatic circuit-breaking energy-saving switch disclosed by the invention finishes working, the pressing plate is pressed to enable the first straight toothed plate to slide rightwards and the second straight toothed plate to slide leftwards, so that the air inlet valve device is opened, the air shaft seal device is closed, the valve plate slides back into the air outlet pipe, the connection switch device is disconnected, the air suction pump is closed, a circuit is disconnected, and insulating gas is injected again and sealed.

The invention has simple structure and convenient operation, ensures that the insulating gas in the reaction cavity does not leak laterally through the shaft seal device at the gas inlet end and the valve plate at the gas outlet end, realizes the accurate rotation of the device by utilizing the arrangement of the rail-type guide chute, ensures the effective connection profile at the connection part of the motor, realizes the self-circulation of the gas in the device through the gas inlet and outlet pipes, is environment-friendly and efficient, reduces the volume of the device, and realizes the household popularization.

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 the overall structure of an automatic power-off energy-saving switch according to the present invention;

FIG. 2 is a schematic cross-sectional view taken along direction A of FIG. 1;

fig. 3 is a schematic cross-sectional view taken along direction B of fig. 1.

Detailed Description

For ease of description, as shown in fig. 1-3, the orientations described below are now defined as follows: the following up-down left-right front-back direction is consistent with the up-down left-right front-back direction of the projection relation of the self-body in fig. 1, the power-off automatic circuit-breaking energy-saving switch of the invention comprises a cover plate 100 and a first cavity 101 arranged in the cover plate 100, the end surface of the left end of the cover plate 100 is fixedly connected with a bracket 100, the bracket 100 is connected with a roller 112 in a rotating matching way, the inner wall of the left end of the first cavity 101 is connected with a first straight toothed plate 108 extending left and right in a sliding matching way, the tail end of the left end of the first straight toothed plate 108 is connected with a pressing plate 109 extending out of the end surface of the left end of the cover plate 100 in a hinged way, the end surface of the right end of the pressing plate 109 is provided with an open slot 111 connected with the roller 112 in a sliding matching way, the inner wall of the rear end of the first cavity 101 is connected with a first transmission shaft 107 extending front and back in a rotating matching way and positioned at the upper end of the first straight toothed plate 108, the first transmission shaft 107 is provided with a first toothed wheel 104 connected with the first straight toothed plate 108 in a meshing way, a first bevel gear 105 positioned at the front end of the first gear wheel 104 is arranged on the first transmission shaft 107, a second transmission shaft 148 which is positioned at the front end of the first transmission shaft 107 and extends left and right is connected on the inner wall of the left end of the first cavity 101 in a rotating fit manner, a second bevel gear 106 which is connected with the first bevel gear 105 in a meshing manner is arranged on the second transmission shaft 148, a guide slider 103 which is positioned at the right end of the second bevel gear 106 is arranged on the second transmission shaft 148, a trapezoidal guide chute 102 is arranged on the guide slider 103, a gear disc 150 which is positioned at the right end of the guide slider 103 is arranged on the first transmission shaft 107, an irregular groove 149 which is opened rightward is arranged on the right end face of the gear disc 150, an air storage tank 134 is fixedly connected on the inner wall of the right end of the first cavity 101, a reaction chamber 131 is arranged in the air storage tank 134, a connection switch device is arranged in the reaction chamber 131, and the inner wall at the top end of the reaction chamber 131 is communicated with an air outlet pipe 135, an air suction pump 139 communicated and connected with the end face of the rear end of the support 100 is arranged in the air outlet pipe 135, a connecting port 159 positioned at the lower end of the air suction pump 139 is communicated and arranged on the end face of the left end of the air outlet pipe 135, an air inlet pipe 127 is communicated and arranged on the inner wall of the lower end of the reaction cavity 131, a bearing seat 136 rotatably matched and connected with the second transmission shaft 148 is fixedly connected with the end face of the top end of the air storage box 134, a suspension rod 143 positioned at the right end of the gear disc 150 is fixedly connected with the inner wall of the top end of the first cavity 101, a piston cylinder 144 positioned at the left end of the connecting port 159 is rotatably matched and connected with the suspension rod 143, a right-angle connecting rod 145 positioned at the left end of the suspension rod 143 is fixedly connected with the other end of the right-angle connecting rod 145, a sliding block 146 slidably matched and connected with the irregular groove 149 is connected with a piston rod 138 extending leftwards and rightwards in a sliding fit and in the piston cylinder 144, the inner fixed connection of the piston rod 138 has bilateral symmetry's spacing ring 141, the end fixed connection of the right end of the piston rod 138 has a valve plate 137, the sliding fit connection on the hanging rod 143 has a guiding slide bar 142 that is located at the upper end of the piston cylinder 144 and extends left and right, the left end fixed connection of the guiding slide bar 142 has a first connecting rod 147 that is connected with the trapezoidal guiding slide groove 102 in sliding fit, the right end fixed connection of the guiding slide bar 142 has a second connecting rod 140 that is located between the spacing rings 141, the second connecting rod 140 is connected with the piston rod 138 in sliding fit, the inner wall of the left end of the first cavity 101 is connected with a second straight-tooth plate 113 that extends left and right in sliding fit, the end of the left end of the second straight-tooth plate 113 is connected with the pressing plate 109 by a hinge, the end fixed connection of the right end of the second straight-tooth plate 113 has a first push block 153, the first cavity 101 is connected with a third transmission shaft 114 that extends front and back and is located at the lower end of the second straight-tooth plate 113 in rotating fit, be equipped with on the third transmission shaft 114 with the second toothed wheel 116 that the meshing of second spur plate 113 is connected, be equipped with on the third transmission shaft 114 and be located the first sprocket 115 of second toothed wheel 116 front end, first cavity 101 rear end inner wall normal running fit is connected with and is located the fourth transmission shaft 158 of gas storage tank 134 lower extreme and front and back extension, be equipped with on the fourth transmission shaft 158 and be located the second sprocket 154 of first sprocket 115 right end, second sprocket 154 with power connection has chain 121 between the first sprocket 115, be equipped with on the fourth transmission shaft seal 158 and be located the gas device of second sprocket 154 front end, first cavity 101 bottom inner wall communicates with each other and is connected with and is located intake valve device that intake pipe 127 left end and communicate with each other with it and be connected.

Advantageously, the connection switch device includes a first adapting shaft 152 extending left and right and rotatably coupled to an inner wall of a left end of the reaction chamber 131, a first adapting gear 151 engaged with the gear plate 150 is disposed on the first adapting shaft 152, a second adapting gear 160 disposed in the reaction chamber 131 is disposed on the first adapting shaft 152, a second adapting shaft 132 disposed at an upper end of the first adapting shaft 152 and extending left and right and rotatably coupled to the reaction chamber 131, a third adapting gear 161 engaged with the second adapting gear 160 is disposed on the second adapting shaft 132, an electrode frame 133 disposed at a right end of the third adapting gear 161 is fixedly coupled to the second adapting shaft 132, a sliding plate 129 is slidably coupled in the reaction chamber 131, and a ball electrode 130 abutted against the electrode frame 133 is fixedly coupled to an upper end surface of the sliding plate 129, a spring 128 is connected between the lower end door of the sliding plate 129 and the inner wall of the bottom end of the reaction chamber 131 in a pressing manner, and a first time-contact circuit is connected when gas is exhausted.

Beneficially, the gas shaft sealing device includes a circular rotating disc 155 disposed at the front end of the fourth transmission shaft 158, the front end face of the circular rotating disc 155 is fixedly connected with bilaterally symmetrical fixing pins 156, the fixing pins 156 are hinged to a hinge rod 157, the air inlet pipe 127 is internally and fixedly connected with vertically symmetrical crosses 126, a spiral track 123 is fixedly connected between the crosses 126, the left and right end faces of the air inlet pipe 127 are fixedly connected with symmetrical limiting plates 122, the limiting plates 122 are connected with shaft sealing sleeves 125 in a sliding fit manner, the shaft sealing sleeves 125 are connected with extending pins 124 in a manner of being abutted against the spiral track 123, the end faces of the shaft sealing sleeves 125 far away from the symmetrical center end faces, and the extending pins 124 are hinged to the hinge rod 157, so as to ensure that the gas does not overflow in the reaction chamber in a closed state.

Advantageously, the air intake valve device comprises a vent pipe 117 and a shutter 118 connected with the vent pipe 117 in a sliding fit manner, an upper end face of the shutter 118 is fixedly connected with an extension rod 119 which is symmetrical front and back, a second push block 120 connected with the first push block 153 in an abutting manner is fixedly connected with the top end of the extension rod 119, and a restoring spring 162 is connected between the second push block 120 and the vent pipe 117 in a pressing manner, so as to ensure that air is not taken in the reaction chamber any more.

When the power-off automatic circuit-breaking energy-saving switch is in an initial state, the shaft envelope 125 is abutted against the spiral track 123, so that the air inlet channel 127 is completely broken, the valve plate 137 is positioned in the air outlet pipe 135 and is horizontally arranged, the end face of the left end of the pressing plate 109 is inclined upwards, and the air suction pump 139 is closed.

When the automatic power-off circuit-breaking energy-saving switch works, the pressing plate 109 is pressed to enable the first spur gear 108 to slide leftwards and the second spur gear 113 to slide rightwards, the air suction pump 139 is started, the first spur gear 108 drives the first rotating gear 104 to rotate through meshing connection, the first rotating gear 104 drives the first bevel gear 105 through the first transmission shaft 107, the first bevel gear 105 drives the second bevel gear 106 through meshing connection, the second bevel gear 106 drives the guide slider 103 and the gear disc 150 to rotate 180 degrees through the second transmission shaft 148, the guide slider 103 drives the guide slider 102 through the guide sliding groove 102, the guide sliding groove 102 drives the piston rod 138 to slide leftwards through the first connecting rod 147, the guide sliding rod 142 and the second connecting rod 140, and the gear disc 150 drives the slider 146 through the irregular groove 149, The right-angle connecting rod 145 rotates the piston cylinder 144, the piston rod 138 rotates 180 degrees to enable the valve plate 137 to slide into the connecting port 159 and be in a vertical state, meanwhile, the second spur plate 113 drives the second spur gear 116 through meshing connection, the second spur gear 116 drives the first sprocket 115 through the third transmission shaft 114, the first sprocket 115 drives the second sprocket 154 through the chain 121, the second sprocket 154 drives the circular rotating disc 155 through the fourth transmission shaft 158 to rotate, the circular rotating disc 155 pulls the shaft sleeve 125 through the fixed tip 156, the hinge rod 157 and the extension tip 124 to be separated from abutting connection, the first push block 153 drives the stop door 118 to close air intake through abutting connection with the second push block 120, and the gear disc 150 rotates the first transfer gear 151 through meshing connection, the first transfer gear 151 drives the second transfer gear 160 through the first transfer shaft 151, the second transfer gear 160 drives the third transfer gear 161 through a meshing connection, and the third transfer gear 161 rotates the electrode frame 133 through the second transfer shaft 132 to rotate 180 to abut against the ball electrode 130, so as to complete a circuit.

After the power-off automatic-breaking energy-saving switch disclosed by the invention finishes working, the pressing plate 109 is pressed to enable the first straight toothed plate 108 to slide rightwards and the second straight toothed plate 113 to slide leftwards, so that the air inlet valve device is opened, the air shaft seal device is closed, the valve plate 137 slides back into the air outlet pipe 135, the connection switch device is disconnected, and the air suction pump 139 is closed.

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 shall be subject to the protection scope defined by the claims.

Claims

1. The utility model provides a outage automatic cutout energy-saving switch, includes the apron and sets up first cavity in the apron, its characterized in that: the cover plate is characterized in that a support is fixedly connected to the left end face of the cover plate, a roller is connected to the support in a rotating fit manner, a first straight toothed plate extending leftwards and rightwards is connected to the inner wall of the left end of the first cavity in a sliding fit manner, the tail end of the left end of the first straight toothed plate is hinged to a pressing plate extending out of the left end face of the cover plate, an open slot connected with the roller in a sliding fit manner is arranged on the right end face of the pressing plate, a first transmission shaft extending forwards and backwards and positioned at the upper end of the first straight toothed plate is connected to the inner wall of the rear end of the first cavity in a rotating fit manner, a first toothed wheel for meshing connection with the first straight toothed plate is arranged on the first transmission shaft, a first bevel gear positioned at the front end of the first toothed wheel is arranged on the first transmission shaft, a second transmission shaft extending leftwards and rightwards and positioned at the front end of the first transmission shaft is connected to the inner wall of the left end in a rotating fit manner, and a second bevel gear for meshing connection with the first bevel gear is arranged on the second transmission shaft, the second transmission shaft is provided with a guide slide block positioned at the right end of the second bevel gear, the guide slide block is provided with a trapezoidal guide chute, the first transmission shaft is provided with a gear disc positioned at the right end of the guide slide block, the right end face of the gear disc is provided with an irregular groove with a right opening, the inner wall of the right end of the first cavity is fixedly connected with an air storage tank, a reaction chamber is arranged in the air storage tank, a connecting switch device is arranged in the reaction chamber, the inner wall of the top end of the reaction chamber is communicated and connected with an air outlet pipe, an air suction pump communicated and connected with the end face of the rear end of the bracket is arranged in the air outlet pipe, the left end face of the air outlet pipe is communicated and provided with a connecting port positioned at the lower end of the air suction pump, the inner wall of the lower end of the reaction chamber is communicated and provided with an air inlet pipe, the end face of the top end of the air storage tank is fixedly connected with a bearing block in rotating fit and connected with the second transmission shaft, and the inner wall of the top end of the first cavity is fixedly connected with a suspension rod positioned at the right end of the gear disc, the suspension rod is connected with a piston cylinder positioned at the left end of the connector in a rotating fit manner, the end face of the piston cylinder is fixedly connected with a right-angle connecting rod positioned at the left end of the suspension rod, the other end of the right-angle connecting rod is fixedly connected with a sliding block connected with the irregular groove in a sliding fit manner, the piston cylinder is connected with a piston rod extending leftwards and rightwards in a sliding fit manner, the piston rod is internally fixedly connected with bilaterally symmetrical limiting rings, the tail end of the right end of the piston rod is fixedly connected with a valve plate, the suspension rod is connected with a slide guiding rod which is positioned at the upper end of the piston cylinder and extends leftwards and rightwards in a sliding fit manner, the left end of the slide guiding rod is fixedly connected with a first connecting rod connected with the trapezoid slide guiding groove in a sliding fit manner, the right end of the slide guiding rod is fixedly connected with a second connecting rod positioned between the limiting rings, and the second connecting rod is connected with the piston rod in a sliding fit manner, the inner wall of the left end of the first cavity is connected with a second straight-tooth plate which extends leftwards and rightwards in a sliding fit manner, the left end of the second straight-tooth plate is connected with the pressing plate through a hinge, the right end of the second straight-tooth plate is fixedly connected with a first push block, the first cavity is connected with a third transmission shaft which is positioned at the lower end of the second straight-tooth plate and extends forwards and backwards in a rotating fit manner, a second toothed wheel which is in meshed connection with the second straight-tooth plate is arranged on the third transmission shaft, a first chain wheel which is positioned at the front end of the second toothed wheel is arranged on the third transmission shaft, a fourth transmission shaft which is positioned at the lower end of the gas storage box and extends forwards and backwards is connected with the inner wall of the rear end of the first cavity in a rotating fit manner, a second chain wheel which is positioned at the right end of the first chain wheel is arranged on the fourth transmission shaft, a chain is dynamically connected between the second chain wheel and the first chain wheel, and a gas shaft seal device which is positioned at the front end of the second chain wheel is arranged on the fourth transmission shaft seal, and the inner wall of the bottom end of the first cavity is communicated and connected with an air inlet valve device which is positioned at the left end of the air inlet pipe and is communicated and connected with the air inlet pipe.

2. The automatic power-off and energy-saving switch according to claim 1, wherein: the connecting switch device comprises a first rotating shaft which is connected with the inner wall of the left end of the reaction cavity in a rotating fit manner and extends leftwards and rightwards, a first switching gear which is in meshed connection with the gear disc is arranged on the first switching shaft, a second switching gear which is positioned in the reaction cavity is arranged on the first switching shaft, the reaction cavity is connected with a second transfer shaft which is positioned at the upper end of the first transfer shaft and extends left and right in a rotating fit manner, the second switching shaft is provided with a third switching gear which is in meshed connection with the second switching gear, the second switching shaft is fixedly connected with an electrode frame positioned at the right end of the third switching gear, the reaction cavity is connected with a sliding plate in a sliding fit manner, the upper end face of the sliding plate is fixedly connected with a ball electrode which is connected with the electrode frame in an abutting mode, and a spring is connected between the lower end door of the sliding plate and the inner wall of the bottom end of the reaction cavity in a pressing mode.

3. The automatic power-off and energy-saving switch according to claim 1, wherein: the gas shaft seal device comprises a round rotary disc arranged at the front end of the fourth transmission shaft, the front end face of the round rotary disc is fixedly connected with bilaterally symmetrical fixed pins, hinge rods are hinged to the fixed pins, vertically symmetrical crosses are fixedly connected to the inside of the air inlet pipe, spiral rails are fixedly connected between the crosses, symmetrical limiting plates are fixedly connected to the left end face and the right end face of the air inlet pipe, shaft seal sleeves connected with the spiral rails in an abutting mode are connected to the limiting plates in a sliding fit mode, the shaft seal sleeves are far away from the end faces of symmetrical center ends, and the extending pins are hinged to the hinge rods.

4. The automatic power-off and energy-saving switch according to claim 1, wherein: the air inlet valve device comprises an air pipe and a check valve connected to the air pipe in a sliding fit mode, the upper end face of the check valve is fixedly connected with extension rods which are symmetrical front and back, the top end of each extension rod is fixedly connected with a second push block connected with the first push block in an abutting mode, and a recovery spring is connected between the second push block and the air pipe in a jacking mode.