CN110828233B

CN110828233B - Power-off protection device for electronic information equipment

Info

Publication number: CN110828233B
Application number: CN201911221320.9A
Authority: CN
Inventors: 薛冬红
Original assignee: Jiangsu Banghan Information Technology Co ltd
Current assignee: Jiangsu Banghan Information Technology Co.,Ltd.
Priority date: 2019-12-03
Filing date: 2019-12-03
Publication date: 2020-06-30
Anticipated expiration: 2039-12-03
Also published as: CN110828233A

Abstract

The invention relates to a power-off protection device for electronic information equipment, which comprises a machine body, wherein a power-off sensing device is arranged in the machine body, the power-off sensing device comprises a heated block, a power supply disconnecting device is also arranged below the power-off sensing device and comprises a reel, the power-off sensing device is arranged in the machine body, when the equipment is powered off, a signal can be sent out in time, a power supply disconnecting mechanism is also arranged in the device, the power supply disconnecting mechanism is used for disconnecting the transmission of short electricity, the continuous work of the equipment and the burning of the equipment to cause danger are avoided, a power supply transmission mechanism is also arranged above the power supply disconnecting mechanism and is used for transmitting standby power to the equipment, the problems of information loss and the like caused by sudden information are prevented, the device is accurate in sensing, the power-off processing is timely, no.

Description

Power-off protection device for electronic information equipment

Technical Field

The invention relates to the field of equipment power-off protection, in particular to a power-off protection device for electronic information equipment.

Background

Generally used information equipment is provided with a power supply, and the power supply is switched only by the switch, so when the switch is in a closed state, the power supply is also closed, and the power supply is stopped immediately, so that a user can store data in operation in a hard disk or other access devices without enough time if the switch is closed by other unknown persons or by self carelessness, and further the loss of data and document data in operation is caused, and even the damage of the whole operation program is most common in a window operation system and a system of a local area network.

Disclosure of Invention

The technical problem is as follows:

the existing power-off protection device is too complex in process, too long in time consumption and large in power consumption.

The invention relates to a power-off protection device of electronic information equipment, which comprises a machine body, wherein a power-off sensing device is arranged in the machine body, the power-off sensing device comprises a first moving cavity positioned in the machine body, a heated block is arranged in the first moving cavity, thermal expansion gas is arranged on the right side of the heated block, the thermal expansion gas expands after the heated block is heated to provide power for the device to the right, a power supply disconnecting device is arranged on the lower side of the power-off sensing device, the power supply disconnecting device comprises a first transmission cavity positioned on the lower side of the first moving cavity, a fixed block is fixedly arranged on the left end wall of the first transmission cavity, a first moving magnetic block is arranged in the fixed block, a pull wire is fixedly arranged on the upper end surface in the first moving magnetic block, the pull wire moves to drive the first moving magnetic block to move, and a power supply transmission device, the power transmission device comprises a second transmission cavity located on the upper side of the first moving cavity, a first gear is arranged in the second transmission cavity, the lower side of the second transmission cavity is communicated with the second moving cavity, a moving block is arranged in the second moving cavity and meshed with the first gear, the first gear rotates to drive the moving block to move, a device protection starting device is arranged on the left side of the power transmission device and comprises a first gear cavity located on the left side of the second transmission cavity, a second gear is arranged in the first gear cavity, a first rotating shaft extending downwards is fixedly arranged at the center of the second gear, and the second gear rotates to drive the first rotating shaft to rotate.

Wherein, the power failure sensing device also comprises a rotating shaft which is rotationally connected with the heated block, the right end of the rotating shaft is wound with a heat conducting wire which is fixedly connected with the heated block, the left side of the first moving cavity is provided with a third transmission cavity, the rotating shaft extends leftwards into the third transmission cavity and is fixedly connected with a third gear, the lower side of the third gear is engaged and connected with a disconnecting gear, the axle center of the disconnecting gear is splined and connected with a disconnecting shaft which is rotationally connected with the left end wall and the right end wall of the third moving cavity, the lower side of the disconnecting gear is engaged and connected with a driving gear, the axle center of the driving gear is fixedly provided with a driving shaft, the right end of the driving shaft is rotationally connected with the right end wall of the third transmission cavity, the left end of the driving shaft is in power connection with a driving motor which is positioned on the left end wall of the, the rotating shaft extends leftwards into the equipment cavity and is in power connection with the electronic equipment, a push block located on the right side of the thermal expansion gas is further arranged in the first moving cavity, and the center of the push block is rotationally connected with a second rotating shaft extending rightwards, so that the driving motor is started to drive the electronic equipment to work, when the equipment is powered off, the heat conducting wires are heated, and then the push block moves rightwards.

Wherein, the power supply disconnecting device further comprises a second gear cavity positioned on the right side of the first movable cavity, a power gear is arranged in the second gear cavity, a power shaft is fixedly arranged at the axis of the power gear, the power shaft extends rightwards and is in power connection with a power motor positioned on the right end wall of the second gear cavity, the second rotating shaft extends rightwards into the second gear cavity and is in splined connection with a fourth gear, a fifth gear positioned on the lower side of the fourth gear is further arranged in the second gear cavity, a third rotating shaft extending rightwards is fixedly arranged at the axis of the fifth gear, a first belt pulley cavity is arranged on the right side of the second gear cavity, the third rotating shaft extends rightwards into the first belt pulley cavity and is fixedly connected with a first belt pulley, a second belt pulley is arranged on the lower side of the first belt pulley, and the second belt pulley is connected with the first belt pulley through a first belt, a transmission rotating shaft extending leftwards is fixedly arranged at the axle center of the second belt wheel, the transmission rotating shaft extends leftwards into the second belt wheel and is fixedly connected with a sixth gear, a third moving cavity is arranged in the sixth gear, a second moving magnetic block is arranged in the third moving cavity, a spring is fixedly arranged between one end face, close to the axle center, of the second moving magnetic block and one end wall, close to the axle center, of the third moving cavity, a fourth moving cavity is further arranged in the fixed block, the first moving magnetic block is positioned in the fourth moving cavity, a return spring is fixedly arranged between the upper end face of the first moving magnetic block and the upper end face of the fourth moving cavity, a winding cavity is arranged at the upper side of the first driving cavity, a first winding wheel is arranged in the winding cavity, the pull wire is fixedly arranged on the first winding wheel, and the other end of the pull wire extends into the third transmission cavity and is rotatably connected with the disconnecting gear, therefore, the power motor is started to drive the power gear to rotate, the push block moves rightwards, so that the upper side of the fourth gear is meshed with the power gear, the lower side of the fourth gear is meshed with the fifth gear, the fifth gear rotates to drive the second movable magnetic block to move towards the direction far away from the axis, and the disconnecting gear is disengaged from the third gear and the driving gear.

Wherein the power transmission device further comprises a third gear cavity positioned on the right side of the first pulley cavity, the second rotating shaft extends rightwards into the third gear cavity and is connected with a seventh gear through a spline, an eighth gear is arranged on the upper side of the seventh gear, a fourth rotating shaft extending leftwards is fixedly arranged at the center of the eighth gear, a second pulley cavity is arranged on the left side of the third gear cavity, the fourth rotating shaft extends leftwards into the second pulley cavity and is fixedly connected with a third pulley, a fourth pulley is arranged on the upper side of the third pulley, the third pulley and the fourth pulley are connected through a second belt, a pulley shaft is fixedly arranged at the center of the fourth pulley, the left pulley shaft extends into the second transmission cavity and is fixedly connected with a first bevel gear, and a second bevel gear is engaged and connected with the left side of the first bevel gear, a fifth rotating shaft is fixedly arranged at the center of the second bevel gear, a fifth belt pulley positioned on the front side of the second bevel gear is fixedly connected to the fifth rotating shaft, a sixth belt pulley is arranged on the left side of the fifth belt pulley, the sixth belt pulley is connected with the fifth belt pulley through a third belt, a transmission shaft is fixedly arranged at the center of the sixth belt pulley, and the transmission shaft is fixedly connected with the first gear, so that the seventh gear moves rightwards to be meshed with the eighth gear, the eighth gear is driven to rotate, and the moving block moves horizontally.

Wherein, the device protection starting device further comprises a winding wheel cavity positioned at the lower side of the first gear cavity, a second winding wheel is arranged in the winding wheel cavity, a winding is wound on the second winding wheel, the right end of the winding extends into the second moving cavity and is fixedly connected with the moving block, a transmission gear is arranged in the first gear cavity, a sixth rotating shaft is connected with a spline at the axle center of the transmission gear, the sixth rotating shaft extends upwards and is connected with the power of a motor positioned at the upper end wall of the first gear cavity, the left end of the winding extends into the first gear cavity and is rotationally connected with the transmission gear, the first rotating shaft extends downwards into the device cavity and is rotationally connected with the electronic device, so that the moving block moves to pull the winding to enable the transmission gear to be meshed with the second gear, and the fifth rotating shaft is started to drive the first rotating shaft to rotate, so that the electronic equipment continues to work.

The invention has the beneficial effects that: the device is provided with a power failure sensing device, when the equipment is powered off, a signal can be sent out in time, the device is also provided with a power supply disconnecting mechanism, the power supply disconnecting mechanism is used for disconnecting the transmission of short power, the continuous work of the device is avoided, the equipment is prevented from being burnt, danger occurs, the power supply transmission mechanism is further arranged on the upper side of the power supply disconnecting mechanism, standby power is transmitted to the equipment, the problems of information loss and the like caused by sudden information are solved, the device is accurate in sensing, the power failure processing is timely, potential safety hazards cannot exist, and the application range is wide.

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 overall structure of a power-off protection device for an electronic information apparatus according to the present invention;

FIG. 2 is a schematic view of the structure in the direction "A-A" of FIG. 1;

FIG. 3 is an enlarged schematic view of the "B" structure of FIG. 1;

fig. 4 is an enlarged schematic view of the "C" structure of fig. 1.

Detailed Description

The invention will now be described in detail with reference to fig. 1-4, for ease of description, the orientations described below will now be 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 relationship of fig. 1 itself.

The invention relates to a power-off protection device for electronic information equipment, which is mainly used for chemical wastewater treatment, and the invention is further explained by combining the attached drawings of the invention:

the power-off protection device for electronic information equipment comprises a machine body 10, wherein a power-off sensing device 901 is arranged in the machine body 10, the power-off sensing device 901 comprises a first moving cavity 68 positioned in the machine body 10, a heated block 65 is arranged in the first moving cavity 68, thermal expansion gas 66 is arranged on the right side of the heated block 65, the thermal expansion gas 66 expands after the heated block 65 is heated to provide power for the device to the right, a power supply disconnecting device 902 is arranged on the lower side of the power-off sensing device 901, the power supply disconnecting device 902 comprises a first transmission cavity 56 positioned on the lower side of the first moving cavity 68, a fixed block 57 is fixedly arranged on the left end wall of the first transmission cavity 56, a first moving magnetic block 59 is arranged in the fixed block 57, a pull wire 20 is fixedly arranged on the upper end face in the first moving magnetic block 59, the pull wire 20 moves to drive the first moving magnetic block 59 to move, the power supply transmission device 903 is arranged on the upper side of the power supply disconnecting device 902, the power supply transmission device 903 comprises a second transmission cavity 48 positioned on the upper side of the first moving cavity 68, a first gear 47 is arranged in the second transmission cavity 48, a second moving cavity 45 is arranged at the lower side of the second transmission cavity 48, a moving block 46 is arranged in the second moving cavity 45, the moving block 46 is meshed with the first gear 47, the first gear 47 rotates to drive the moving block 46 to move, the left side of the power transmission device 903 is provided with an equipment protection starting device 904, the equipment protection activating means 904 comprises a first gear chamber 11 located to the left of the second transmission chamber 48, a second gear 12 is arranged in the first gear cavity 11, a first rotating shaft 13 extending downwards is fixedly arranged at the axis of the second gear 12, and the second gear 12 rotates to drive the first rotating shaft 13 to rotate.

According to the embodiment, the power failure sensing device 901 will be described in detail below, the power failure sensing device 901 further includes a rotating shaft 16 rotatably connected to the heat receiving block 65, a heat conducting wire 64 fixedly connected to the heat receiving block 65 is wound around the right end of the rotating shaft 16, a third transmission cavity 72 is disposed on the left side of the first moving cavity 68, the rotating shaft 16 extends leftwards into the third transmission cavity 72 and is fixedly connected to a third gear 17, a disconnecting gear 18 is engaged and connected to the lower side of the third gear 17, a disconnecting shaft 19 rotatably connected to the left and right end walls of the third moving cavity 71 is splined to the axial center of the disconnecting gear 18, a driving gear 23 is engaged and connected to the lower side of the disconnecting gear 18, a driving shaft 22 is fixedly disposed on the axial center of the driving gear 23, the right end of the driving shaft 22 is rotatably connected to the right end wall of the third transmission cavity 72, and the left end of the driving shaft 22 is in power connection with a driving motor 21 disposed, the left side of the third transmission cavity 72 is provided with an equipment cavity 14, the equipment cavity 14 is internally provided with electronic equipment 15, the rotating shaft 16 extends leftwards into the equipment cavity 14 and is in power connection with the electronic equipment 15, the first moving cavity 68 is also internally provided with a push block 67 positioned on the right side of the thermal expansion gas 66, and the center of the push block 67 is rotatably connected with a second rotating shaft 74 extending rightwards, so that the driving motor 21 is started to drive the electronic equipment 15 to work, and when the equipment is powered off, the heat conducting wire 64 is heated, and then the push block 67 moves rightwards.

According to the embodiment, the power disconnecting apparatus 902 is described in detail below, the power disconnecting apparatus 902 further includes a second gear cavity 73 located on the right side of the first moving cavity 68, a power gear 38 is disposed in the second gear cavity 73, a power shaft 37 is fixedly disposed at the axis of the power gear 38, the power shaft 37 extends rightward and is in power connection with a power motor 36 located on the right end wall of the second gear cavity 73, the second rotating shaft 74 extends rightward into the second gear cavity 73 and is in splined connection with a fourth gear 31, a fifth gear 29 located on the lower side of the fourth gear 31 is further disposed in the second gear cavity 73, a third rotating shaft 30 extending rightward is fixedly disposed at the axis of the fifth gear 29, a first pulley cavity 75 is disposed on the right side of the second gear cavity 73, the third rotating shaft 30 extends rightward into the first pulley cavity 75 and is fixedly connected with a first pulley 28, the lower side of the first belt pulley 28 is provided with a second belt pulley 26, the second belt pulley 26 is connected with the first belt pulley 28 through a first belt 27, the axle center of the second belt pulley 26 is fixedly provided with a transmission rotating shaft 63 extending leftwards, the transmission rotating shaft 63 extends leftwards into the second belt pulley 26 and is fixedly connected with a sixth gear 60, a third moving cavity 71 is arranged in the sixth gear 60, a second moving magnetic block 61 is arranged in the third moving cavity 71, a spring 62 is fixedly arranged between the end face of the second moving magnetic block 61 close to the axle center and the end face of the third moving cavity 71 close to the axle center, a fourth moving cavity 70 is further arranged in the fixed block 57, the first moving magnetic block 59 is arranged in the fourth moving cavity 70, a reset spring 58 is fixedly arranged between the upper end face of the first moving magnetic block 59 and the upper end face of the fourth moving cavity 70, the upper side of the first moving cavity 56 is provided with a winding cavity 24, the winding cavity 24 is internally provided with a first winding wheel 25, the pull wire 20 is fixedly arranged on the first winding wheel 25, and the other end of the pull wire 20 extends into the third transmission cavity 72 and is rotationally connected with the disconnecting gear 18, so that the power motor 36 is started to drive the power gear 38 to rotate, the push block 67 moves rightwards to enable the upper side of the fourth gear 31 to be meshed with the power gear 38, the lower side of the fourth gear 31 is meshed with the fifth gear 29, the fifth gear 29 rotates to drive the second movable magnetic block 61 to move towards the direction away from the axis center, and the disconnecting gear 18 is disengaged from the third gear 17 and the driving gear 23.

According to the embodiment, the power transmission device 903 is described in detail below, the power transmission device 903 further includes a third gear cavity 76 located at the right side of the first pulley cavity 75, the second rotating shaft 74 extends rightwards into the third gear cavity 76 and is in spline connection with a seventh gear 32, an eighth gear 35 is arranged at the upper side of the seventh gear 32, a fourth rotating shaft 33 extending leftwards is fixedly arranged at the axle center of the eighth gear 35, a second pulley cavity 77 is arranged at the left side of the third gear cavity 76, the fourth rotating shaft 33 extends leftwards into the second pulley cavity 77 and is fixedly connected with a third pulley 34, a fourth pulley 39 is arranged at the upper side of the third pulley 34, the third pulley 34 and the fourth pulley 39 are connected through a second belt 78, a pulley axle 40 is fixedly arranged at the axle center of the fourth pulley 39, the pulley axle 40 extends leftwards into the second transmission cavity 48 and is fixedly connected with a first bevel gear 41, a second bevel gear 42 is engaged and connected to the left side of the first bevel gear 41, a fifth rotating shaft 79 is fixedly arranged at the axis of the second bevel gear 42, a fifth belt pulley 43 located at the front side of the second bevel gear 42 is fixedly connected to the fifth rotating shaft 79, a sixth belt pulley 54 is arranged at the left side of the fifth belt pulley 43, the sixth belt pulley 54 is connected to the fifth belt pulley 43 through a third belt 44, a transmission shaft 55 is fixedly arranged at the axis of the sixth belt pulley 54, and the transmission shaft 55 is fixedly connected to the first gear 47, so that the seventh gear 32 moves rightwards to be engaged with the eighth gear 35, and the eighth gear 35 is driven to rotate, and the moving block 46 moves horizontally.

According to the embodiment, the details of the equipment protection starting device 904 will be described, the equipment protection starting device 904 further includes a spool chamber 51 located at the lower side of the first gear chamber 11, a second spool 49 is arranged in the spool chamber 51, a spool 50 is wound on the second spool 49, the right end of the spool 50 extends into the second moving chamber 45 and is fixedly connected with the moving block 46, a transmission gear 53 is arranged in the first gear chamber 11, a sixth rotating shaft 52 is connected to the axle center of the transmission gear 53 through a spline, the sixth rotating shaft 52 extends upwards and is in power connection with the motor 80 located at the upper end wall of the first gear chamber 11, the left end of the spool 50 extends into the first gear chamber 11 and is in rotation connection with the transmission gear 53, the first rotating shaft 13 extends downwards into the equipment chamber 14 and is in power connection with the electronic equipment 15, therefore, the moving block 46 moves to pull the winding 50, so that the transmission gear 53 is engaged with the second gear 12, and the fifth rotating shaft 79 is started to drive the first rotating shaft 13 to rotate, so that the electronic device 15 continues to work.

The following describes in detail the usage steps of the power-off protection device for electronic information equipment in the present document with reference to fig. 1 to 4:

initially, the driving motor 21 is started to drive the driving shaft 22 to rotate, so that the driving gear 23 rotates, the disconnecting gear 18 rotates to drive the third gear 17 to rotate, the rotating shaft 16 rotates, the electronic device 15 normally works, the eighth gear 35 and the motor 80 are not started, the fourth gear 31 is not meshed with the power gear 38, the eighth gear 35 is not meshed with the seventh gear 32, and the transmission gear 53 is not meshed with the second gear 12;

when power failure occurs, the heat conducting wire 64 heats, so that the heat receiving block 65 is heated, the thermal expansion gas 66 expands to drive the pushing block 67 to move rightwards, the fourth gear 31 is meshed with the power gear 38, the power motor 36 is started to drive the power shaft 37 to rotate, the power gear 38 rotates, the fourth gear 31 rotates to drive the fifth gear 29 to rotate, the third rotating shaft 30 rotates, the first belt pulley 28 rotates to drive the first belt 27 to rotate, the second belt pulley 26 rotates, the second movable magnet 61 moves towards the direction away from the axis to drive the first movable magnet 59 to move downwards to attract the second movable magnet 61, the pull wire 20 pulls the disconnecting gear 18 to move rightwards to be disengaged from the third gear 17 and the driving gear 23, and the rotating shaft 16 stops rotating;

the seventh gear 32 moves to the right to be meshed with the eighth gear 35, the fourth gear 31 rotates to drive the second rotating shaft 74 to rotate, the seventh gear 32 rotates, the eighth gear 35 rotates to drive the fourth rotating shaft 33 to rotate, the third belt pulley 34 rotates, the second belt 78 rotates to drive the fourth belt pulley 39 to rotate, the belt pulley shaft 40 rotates, the first bevel gear 41 rotates to drive the second bevel gear 42 to rotate, the fifth rotating shaft 79 rotates, the fifth belt pulley 43 rotates to drive the third belt 44 to rotate, the sixth belt pulley 54 rotates, the transmission shaft 55 rotates to drive the first gear 47 to rotate, the moving block 46 moves to the right to pull the winding 50, the transmission gear 53 moves downwards to be meshed with the second gear 12, the motor 80 is started to drive the sixth rotating shaft 52 to rotate, the transmission gear 53 rotates, and the second gear 12 rotates to drive the first rotating shaft 13 to rotate, so that the electronic device 15 can be used normally.

In the above manner, a person skilled in the art can make various changes depending on the operation mode within the scope of the present invention.

Claims

1. A power-off protection device for electronic information equipment comprises a machine body; the power failure induction device comprises a first moving cavity positioned in the machine body, a heated block is arranged in the first moving cavity, thermal expansion gas is arranged on the right side of the heated block, the thermal expansion gas expands after the heated block is heated to provide power for the device to the right, a power supply disconnecting device is arranged on the lower side of the power failure induction device and comprises a first transmission cavity positioned on the lower side of the first moving cavity, a fixed block is fixedly arranged on the left end wall of the first transmission cavity, a first moving magnetic block is arranged in the fixed block, a pull wire is fixedly arranged on the upper end face in the first moving magnetic block, the pull wire moves to drive the first moving magnetic block to move, a power supply transmission device is arranged on the upper side of the power supply disconnecting device and comprises a second transmission cavity positioned on the upper side of the first moving cavity, a first gear is arranged in the second transmission cavity, a second moving cavity is arranged at the lower side of the second transmission cavity in a communicating manner, a moving block is arranged in the second moving cavity, the moving block is in meshed connection with the first gear, the moving block is driven by the rotation of the first gear to move, an equipment protection starting device is arranged at the left side of the power transmission device, the equipment protection starting device comprises a first gear cavity positioned at the left side of the second transmission cavity, a second gear is arranged in the first gear cavity, a first rotating shaft extending downwards is fixedly arranged at the center of the second gear, and the second gear rotates to drive the first rotating shaft to rotate; the power-off sensing device also comprises a rotating shaft which is rotationally connected with the heated block; the right end of the rotating shaft is wound with a heat conducting wire fixedly connected with the heated block, the left side of the first moving cavity is provided with a third transmission cavity, the rotating shaft extends leftwards into the third transmission cavity and is fixedly connected with a third gear, the lower side of the third gear is meshed with a disconnecting gear, the axle center of the disconnecting gear is in splined connection with a disconnecting shaft rotationally connected with the left end wall and the right end wall of the third moving cavity, the lower side of the disconnecting gear is meshed with a driving gear, the axle center of the driving gear is fixedly provided with a driving shaft, the right end of the driving shaft is rotationally connected with the right end wall of the third transmission cavity, the left end of the driving shaft is in power connection with a driving motor positioned on the left end wall of the third transmission cavity, the left side of the third transmission cavity is provided with an equipment cavity, electronic equipment is arranged in the equipment cavity, and the, a push block positioned on the right side of the thermal expansion gas is further arranged in the first moving cavity, and the center of the push block is rotationally connected with a second rotating shaft extending rightwards, so that the driving motor is started to drive the electronic equipment to work, and when the equipment is powered off, the heat conducting wires are heated, and the push block moves rightwards; the power supply disconnecting device also comprises a second gear cavity positioned on the right side of the first moving cavity; a power gear is arranged in the second gear cavity, a power shaft is fixedly arranged at the axis of the power gear, the power shaft extends rightwards and is in power connection with a power motor positioned on the right end wall of the second gear cavity, the second rotating shaft extends rightwards into the second gear cavity and is connected with a fourth gear through a spline, a fifth gear positioned on the lower side of the fourth gear is further arranged in the second gear cavity, a third rotating shaft extending rightwards is fixedly arranged at the axle center of the fifth gear, a first belt pulley cavity is arranged at the right side of the second gear cavity, the third rotating shaft extends rightwards to the first belt pulley cavity and is fixedly connected with a first belt pulley, a second belt pulley is arranged on the lower side of the first belt pulley, the second belt pulley is connected with the first belt pulley through a first belt, and a transmission rotating shaft extending leftwards is fixedly arranged at the axle center of the second belt pulley; the transmission rotating shaft extends leftwards into the second belt pulley and is fixedly connected with a sixth gear, a third moving cavity is arranged in the sixth gear, a second moving magnetic block is arranged in the third moving cavity, a spring is fixedly arranged between one end face, close to the axis, of the second moving magnetic block and one end wall, close to the axis, of the third moving cavity, a fourth moving cavity is further arranged in the fixed block, the first moving magnetic block is located in the fourth moving cavity, and a reset spring is fixedly arranged between the upper end face of the first moving magnetic block and the upper end face of the fourth moving cavity; a wire winding cavity is arranged on the upper side of the first transmission cavity, a first wire winding wheel is arranged in the wire winding cavity, the pull wire is fixedly arranged on the first wire winding wheel, the other end of the pull wire extends into the third transmission cavity and is rotationally connected with the disconnecting gear, so that the power motor is started to drive the power gear to rotate, the push block moves rightwards to enable the upper side of the fourth gear to be meshed with the power gear, the lower side of the fourth gear is meshed with the fifth gear, the fifth gear rotates to drive the second movable magnetic block to move towards the direction away from the axis center, and the disconnecting gear is enabled to be disengaged from the third gear and the driving gear; the power transmission device also comprises a third gear cavity positioned on the right side of the first pulley cavity, the second rotating shaft extends rightwards into the third gear cavity and is in splined connection with a seventh gear, an eighth gear is arranged on the upper side of the seventh gear, a fourth rotating shaft extending leftwards is fixedly arranged at the axle center of the eighth gear, a second pulley cavity is arranged on the left side of the third gear cavity, the fourth rotating shaft extends leftwards into the second pulley cavity and is fixedly connected with a third pulley, a fourth pulley is arranged on the upper side of the third pulley, the third pulley and the fourth pulley are connected through a second belt, a pulley axle is fixedly arranged at the axle center of the fourth pulley, the pulley axle extends leftwards into the second transmission cavity and is fixedly connected with a first bevel gear, and a second bevel gear is engaged and connected on the left side of the first bevel gear, a fifth rotating shaft is fixedly arranged at the center of the second bevel gear, a fifth belt pulley positioned on the front side of the second bevel gear is fixedly connected onto the fifth rotating shaft, a sixth belt pulley is arranged on the left side of the fifth belt pulley, the sixth belt pulley is connected with the fifth belt pulley through a third belt, a transmission shaft is fixedly arranged at the center of the sixth belt pulley, and the transmission shaft is fixedly connected with the first gear, so that the seventh gear moves rightwards to be meshed with the eighth gear, the eighth gear is driven to rotate, and the moving block moves horizontally; the equipment protection starting device also comprises a winding wheel cavity positioned at the lower side of the first gear cavity; the winding wheel intracavity is equipped with the second reel, around there being the wire winding on the second reel, the wire winding right-hand member stretch into the second remove the intracavity and with movable block fixed connection, first gear intracavity is equipped with drive gear, drive gear axle center department splined connection has the sixth pivot, the sixth pivot upwards extends and is connected with the motor power that is located first gear chamber upper end wall, the wire winding left end stretch into first gear intracavity and with drive gear rotates to be connected, first pivot downwardly extending to the equipment intracavity and with electronic equipment power is connected, thereby, the movable block removes the pulling the wire winding makes drive gear with the meshing of second gear, the fifth pivot starts to drive first pivot rotates, makes electronic equipment continues work.