CN113363839A

CN113363839A - Power supply equipment capable of realizing rotary heat dissipation and emergency power off

Info

Publication number: CN113363839A
Application number: CN202110561757.8A
Authority: CN
Inventors: 查万泉
Original assignee: Nanjing Tivanya Automotive Products Co ltd
Current assignee: Nanjing Tivanya Automotive Products Co ltd
Priority date: 2021-05-23
Filing date: 2021-05-23
Publication date: 2021-09-07

Abstract

The invention discloses a power supply device capable of realizing rotary heat dissipation and emergency power off, which comprises a power supply device main body, a cylindrical working cavity is arranged in the power supply equipment main body, a working support frame is fixedly arranged in the working cavity, the power supply devices for supplying power are respectively and fixedly arranged in the working support frame, the rear ends of all the power supply devices are electrically connected with the input cables, the heat dissipation fan is driven by the rotating and repeating device to carry out rotating heat dissipation on the power supply devices, so that the comprehensive device heat dissipation is carried out on the power supply equipment, the working efficiency of the power supply equipment is improved, meanwhile, when the whole device is accidentally impacted, the vibration force input is reduced through shock absorption, and the device is stably supported through the triggering of the stabilizing device to prevent the power supply device from turning on one side and causing internal damage, and the input front end of the power is instantly connected, so that the power leakage caused by accidental damage of the device is reduced.

Description

Power supply equipment capable of realizing rotary heat dissipation and emergency power off

Technical Field

The invention relates to the field of power supply equipment, in particular to power supply equipment capable of realizing rotary heat dissipation and emergency power off.

Background

In daily life, with the development of the big data era, a data server needs to have stable power supply equipment to perform normal service operation, after general power supply equipment is placed at a fixed point, only simple operation power supply can be performed, the heat dissipation effect is not good, and meanwhile, if an accident situation collision or a fire occurs, intelligent circuit cutting cannot be performed to reduce the greater accident hazard caused by the power supply equipment when the accident situation occurs, the power supply equipment capable of performing rotary heat dissipation and performing emergency power off can solve the problems.

Disclosure of Invention

In order to solve the problems, the power supply equipment capable of dissipating heat in a rotating mode and achieving emergency power-off is designed, the power supply equipment capable of dissipating heat in a rotating mode and achieving emergency power-off comprises a power supply equipment main body, a cylindrical working cavity is arranged in the power supply equipment main body, a working support frame is fixedly placed in the working cavity, power supply devices for supplying power are fixedly arranged in the working support frame respectively, an input cable is connected with the rear end of each power supply device in a power mode, a cut-off connection cavity is arranged on the rear side in the lower wall of the working cavity, the lower end of the input cable extends downwards into the cut-off connection cavity, a switching insulation plate which can move left and right and is made of an insulation material is arranged in the cut-off connection cavity, a connecting power plate made of a conductive material is fixedly arranged in the switching insulation plate, and the upper end face of the connecting power plate is electrically connected with the lower end of the input cable, the outer wall of the working cavity is communicated with a circular arc-shaped heat dissipation moving cavity, a movable heat dissipation plate is arranged in the heat dissipation moving cavity, fan cavities with forward openings and distributed in a matrix arrangement from top to bottom are arranged in the movable heat dissipation plate, all the fan cavities are internally and rotatably provided with rotating fans, a reciprocating rotating cavity is communicated and arranged in the lower wall of the heat dissipation moving cavity and positioned in the lower wall of the working cavity, a reciprocating rotating plate is rotatably arranged in the reciprocating rotating cavity, a reciprocating connecting plate with a circular arc shape is fixedly arranged in the reciprocating rotating plate, a meshing cavity with a downward opening and a circular arc shape is arranged in the reciprocating connecting plate, an arc-shaped meshing rack is fixedly arranged on the upper wall in the meshing cavity, damping cavities which are bilaterally symmetrical about the working cavity and have outward openings are arranged at the left end and the right end of the power supply equipment main body, and damping input plates which can move left and right are arranged in the damping cavities, contact sensors are fixedly arranged on the upper walls of the damping cavities on the left side and the right side, supporting damping plates are distributed between the damping cavities on the left side and the right side and close to the end wall on one side of the heat dissipation moving cavity in a matrix arrangement from top to bottom, all the supporting damping plates are internally provided with friction damping cavities with outward openings, the damping connecting plate that removes about being equipped with in the friction damping cavity, all the damping connecting plate is kept away from working chamber side end face fixedly connected with connecting rod of moving away to avoid possible earthquakes, all the connecting rod of moving away to avoid possible earthquakes extend to in the damping cavity and with the left and right sides the damping input board is close to working chamber side end face fixed connection, the left and right sides be equipped with the outside upset chamber of opening in the damping cavity lower wall, the left and right sides the downside rotates between the two walls around the upset chamber and is equipped with the upset and connect the pivot, the upset backup pad that the excircle facial features fixedly connected with of pivot can overturn is connected in the upset.

Preferably, the upper ends of the turnover supporting plates on the left side and the right side are provided with connecting supporting cavities with upward openings, friction supporting plates capable of moving up and down are arranged in the connecting supporting cavities, the lower end faces of the friction supporting plates on the left side and the right side are fixedly connected with connecting supporting plates, and pushing springs are fixedly connected between the lower end faces of the connecting supporting cavities and the lower end faces of the connecting supporting plates.

Preferably, a cable supporting plate is fixedly and fixedly arranged on the lower wall of the cutting connecting cavity, an input wire for inputting power is arranged in the cable supporting plate, the upper end of the input wire is abutted against the lower end face of the connecting power plate, a switching cavity is formed in the front wall of the cutting connecting cavity in a communicating mode, a switching connecting plate capable of moving back and forth is arranged in the switching cavity, the rear end face of the switching connecting plate is fixedly connected with the front end face of the switching insulating plate, a switching rotating shaft is arranged on the front wall of the switching cavity in a rotating mode, the switching rotating shaft is in threaded connection with the switching insulating plate, a switching motor is fixedly arranged in the front wall of the switching cavity, and the front end of the switching rotating shaft is in power connection with the switching motor.

But preferably, all the fixed fan safety cover that is equipped with of fan intracavity front side, rotate fan rear end face center of rotation fixedly connected with power pivot, fan chamber left side wall intercommunication is equipped with the air pipe of opening left, all be equipped with vertical decurrent sprocket chamber in the fan chamber rear wall, all power pivot rear end face extends to backward sprocket intracavity and fixedly connected with driven sprocket, sprocket intracavity lower wall rotates and is equipped with drive sprocket, drive sprocket and all around being equipped with same drive chain between the driven sprocket, the fixed rotation motor that is equipped with of downside in the sprocket chamber antetheca, drive sprocket preceding terminal surface axle center power connect in rotate the motor.

But preferred, the meshing intracavity rotate be equipped with can with the meshing straight-teeth gear of meshing rack thread engagement, terminal surface axle center fixedly connected with axis of rotation under the meshing straight-teeth gear, reciprocal rotation chamber lower wall rear side intercommunication is equipped with reciprocal power chamber, reciprocal power intracavity is equipped with the reciprocal backup pad that can the back-and-forth movement, reciprocal backup pad internal fixation is equipped with reciprocating motor, axis of rotation lower extreme power connect in reciprocating motor, the fixed slip bracing piece that is equipped with between two walls around the reciprocal power intracavity, reciprocal backup pad lower extreme with slip bracing piece sliding connection.

But preferably, the left and right sides be equipped with the gear chamber in the upset chamber antetheca, the terminal surface extends to forward before the upset is connected the pivot gear intracavity and fixedly connected with driven bevel gear, the left and right sides the gear chamber is close to one side end wall of working chamber rotate be equipped with driven bevel gear engaged with the drive bevel gear, the left and right sides the drive bevel gear is close to one side axle center fixedly connected with transmission shaft of working chamber, the left and right sides the gear chamber is close to one side wall internal fixation of working chamber axle center is equipped with energy supply motor, the left and right sides the transmission shaft respectively power connect in both ends about the energy supply motor.

Preferably, a connecting spring is fixedly connected between one side end face of all the shock absorption connecting plates, which is close to the working cavity, and one side end wall of the friction shock absorption cavity, which is close to the working cavity, the upper and lower walls of all the friction shock absorption cavities are fixedly provided with friction plates with rough surfaces, the shock absorption connecting plates are abutted against the surfaces of the friction plates, and a shock absorption spring is fixedly connected between one side end face of all the support shock absorption plates, which is far away from the working cavity, and one side end face of the shock absorption input plates, which is close to the working cavity, on the left and right sides.

The invention has the beneficial effects that: the power supply device comprises a power supply device, a heat dissipation fan, a stabilizing device, a vibration absorbing device, a heat dissipation fan, a power supply device and a power supply device.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

The invention is further illustrated with reference to the following figures and examples.

Fig. 1 is a schematic structural diagram of a power supply device capable of dissipating heat by rotation and being powered off in emergency according to the present invention.

Fig. 2 is a schematic view of the structure a-a in fig. 1.

FIG. 3 is a schematic diagram of B-B in FIG. 1.

Fig. 4 is a schematic view of the structure of C-C in fig. 1.

Fig. 5 is an enlarged schematic view of D in fig. 1.

Fig. 6 is an enlarged schematic view of E in fig. 1.

Fig. 7 is an enlarged schematic view of F in fig. 2.

Detailed Description

The invention will now be described in detail with reference to fig. 1-7, for convenience of description, the following orientations will now be defined: 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 power supply equipment capable of realizing rotary heat dissipation and emergency power off comprises a power supply equipment main body 11, wherein a cylindrical working cavity 25 is arranged in the power supply equipment main body 11, a working support frame 24 is fixedly arranged in the working cavity 25, power supply devices 23 for supplying power are respectively and fixedly arranged in the working support frame 24, the rear ends of all the power supply devices 23 are electrically connected with input cables 26, a cut-off connection cavity 66 is arranged at the rear side in the lower wall of the working cavity 25, the lower end of each input cable 26 extends downwards into the cut-off connection cavity 66, a switching insulation plate 63 which can move left and right and is made of an insulation material is arranged in the cut-off connection cavity 66, a connecting power plate 67 made of a conductive material is fixedly arranged in the switching insulation plate 63, the upper end surface of the connecting power plate 67 is electrically connected with the lower end of the input cable 26, an arc-shaped heat dissipation moving cavity 12 is communicated with the outer wall of the working cavity 25, a movable heat dissipation plate 27 is arranged in the heat dissipation moving cavity 12, fan cavities 28 with forward openings and distributed in a matrix arrangement from top to bottom are arranged in the movable heat dissipation plate 27, rotating fans 29 are rotatably arranged in all the fan cavities 28, a reciprocating rotating cavity 68 is communicated with the lower wall of the heat dissipation moving cavity 12 and is positioned in the lower wall of the working cavity 25, a reciprocating rotating plate 19 is rotatably arranged in the reciprocating rotating cavity 68, a reciprocating connecting plate 22 in an arc ring shape is fixedly arranged in the reciprocating rotating plate 19, a meshing cavity 21 with a downward opening and in an arc ring shape is arranged in the reciprocating connecting plate 22, an arc-shaped meshing rack 20 is fixedly arranged on the upper wall in the meshing cavity 21, damping cavities 15 which are bilaterally symmetrical about the working cavity 25 and have outward openings are arranged at the left end and the right end of the power supply equipment main body 11, and damping input plates 14 which can move left and right are arranged in the damping cavities 15 at the left side and right side, the upper walls of the shock absorption cavities 15 on the left and right sides are fixedly provided with contact sensors 13, the shock absorption cavities 15 on the left and right sides are arranged and distributed with support shock absorption plates 48 from top to bottom in a matrix manner between the end walls of one side of the heat dissipation moving cavity 12 close to the shock absorption cavities 15, all the support shock absorption plates 48 are internally provided with friction shock absorption cavities 50 with outward openings, the friction shock absorption cavities 50 are internally provided with shock absorption connecting plates 52 capable of moving left and right, the end surfaces of one side of all the shock absorption connecting plates 52 far away from the working cavity 25 are fixedly connected with shock absorption connecting rods 53, all the shock absorption connecting rods 53 extend into the shock absorption cavities 15 and are fixedly connected with the end surfaces of one side of the shock absorption input plates 14 on the left and right sides close to the working cavity 25, the lower walls of the shock absorption cavities 15 on the left and right sides are internally provided with overturning cavities 17 with outward openings, and overturning connecting rotating shafts 18 are rotatably arranged on the lower sides between the front and rear walls of the overturning cavities 17 on the left and right sides, the outer circular surface of the turnover connecting rotating shaft 18 is fixedly connected with a turnover supporting plate 16 which can turn over.

Beneficially, the upper ends of the turning support plates 16 on the left and right sides are provided with connecting support cavities 57 with upward openings, the connecting support cavities 57 are internally provided with friction support plates 55 capable of moving up and down, the lower end surfaces of the friction support plates 55 on the left and right sides are fixedly connected with connecting support plates 56, and pushing springs 58 are fixedly connected between the lower end surfaces of the connecting support plates 56 and the lower wall end surfaces of the connecting support cavities 57.

Beneficially, a cable support plate 65 is fixedly arranged on the lower wall of the cut-off connection cavity 66, an input electric wire 64 for inputting electric power is arranged in the cable support plate 65, the upper end of the input electric wire 64 abuts against the lower end face of the connection electric power plate 67, a switching cavity 59 is arranged on the front wall of the cut-off connection cavity 66 in a communicating manner, a switching connection plate 62 capable of moving back and forth is arranged in the switching cavity 59, the rear end face of the switching connection plate 62 is fixedly connected with the front end face of the switching insulation plate 63, a switching rotating shaft 61 is rotatably arranged on the inner front wall of the switching cavity 59, the switching rotating shaft 61 is in threaded connection with the switching insulation plate 63, a switching motor 60 is fixedly arranged on the front wall of the switching cavity 59, and the front end of the switching rotating shaft 61 is in power connection with the switching motor 60.

Beneficially, all the fixed fan safety cover 31 that is equipped with of front side in the fan chamber 28, rotation fan 29 rear end face center of rotation fixed connection has power pivot 30, fan chamber 28 left side wall intercommunication is equipped with opening ventilation pipe 32 to the left, all be equipped with vertical decurrent sprocket chamber 34 in the fan chamber 28 rear wall, all power pivot 30 rear end face backward extend to in the sprocket chamber 34 and fixedly connected with driven sprocket 33, lower wall rotates in the sprocket chamber 34 and is equipped with drive sprocket 36, drive sprocket 36 and all around being equipped with same drive chain 35 between the driven sprocket 33, the fixed rotation motor 37 that is equipped with of downside in the sprocket chamber 34 antetheca, drive sprocket 36 preceding terminal surface axle center power connect in rotate motor 37.

Beneficially, meshing straight gear 38 capable of being in threaded meshing with meshing rack 20 is rotatably arranged in meshing cavity 21, a rotating shaft 69 is fixedly connected to a shaft center of a lower end face of meshing straight gear 38, reciprocating power cavity 42 is communicated with a rear side of a lower wall of reciprocating rotating cavity 68, reciprocating support plate 40 capable of moving back and forth is arranged in reciprocating power cavity 42, reciprocating motor 39 is fixedly arranged in reciprocating support plate 40, a lower end of rotating shaft 69 is in power connection with reciprocating motor 39, sliding support rod 41 is fixedly arranged between a front wall and a rear wall in reciprocating power cavity 42, and a lower end of reciprocating support plate 40 is in sliding connection with sliding support rod 41.

Beneficially, the left and right sides be equipped with gear chamber 45 in the upset chamber 17 antetheca, the upset is connected 18 preceding terminal surfaces and is extended forward to in the gear chamber 45 and fixedly connected with driven bevel gear 43, the left and right sides gear chamber 45 is close to one side end wall of working chamber 25 rotates be equipped with driven bevel gear 43 engaged with drive bevel gear 46, the left and right sides drive bevel gear 46 is close to working chamber 25 one side axle center fixedly connected with transmission shaft 44, the left and right sides gear chamber 45 is close to one side wall internal fixation of working chamber 25 axle center is equipped with energy supply motor 47, the left and right sides transmission shaft 44 respectively power connect in both ends about energy supply motor 47.

Advantageously, a connecting spring 51 is fixedly connected between an end surface of all the shock absorbing connecting plates 52 close to the working chamber 25 and an end wall of the friction shock absorbing chamber 50 close to the working chamber 25, friction plates 49 with rough surfaces are fixedly arranged on the upper and lower walls in all the friction shock absorbing chambers 50, the shock absorbing connecting plates 52 are abutted against the surfaces of the friction plates 49, and a shock absorbing spring 54 is fixedly connected between an end surface of all the supporting shock absorbing plates 48 far away from the working chamber 25 and an end surface of the shock absorbing input plate 14 on the left side and the right side close to the working chamber 25.

The use steps herein are described in detail below with reference to fig. 1-7:

in the initial working state, the vibration-damping input plate 14 is located on the side away from the center of symmetry, the turning support plate 16 is located vertically upward, the connecting support plate 56 is located at the lower limit position, and the switching insulation plate 63 is located at the front limit position.

When the power supply device works, the input electric wire 64 and the input cable 26 are contacted with the upper side end face and the lower side end face of the connecting electric power board 67 to input electric power, and the power supply device 23 is provided with electric power input, at this time, the rotating motor 37 is started to drive the driving chain wheel 36 to rotate, the driving chain wheel 36 drives all the driven chain wheels 33 to rotate through the transmission chain 35, all the driven chain wheels 33 rotate to drive the power rotating shaft 30 to rotate, at this time, the power rotating shaft 30 rotates to drive the rotating fan 29 to rotate, the rotating fan 29 rotates to suck external air through the ventilation pipeline 32 and then outputs the external air to the power supply device 23 in the working cavity 25 for heat dissipation and temperature reduction, at the same time, the reciprocating motor 39 is started to rotate and drives the rotating shaft 69 to rotate, at this time, the rotating shaft 69 drives the meshing straight gear 38 to rotate, at this time, the meshing straight gear 38 drives the meshing rack 20 to rotate around the center of the reciprocating rotating plate 19 through meshing with the external circular face gear of the meshing rack 20, meanwhile, the meshing rack 20 drives the reciprocating rotation plate 19 to rotate clockwise through fixed connection, simultaneously, the reciprocating rotation plate 19 drives the movable heat dissipation plate 27 to move around the heat dissipation moving cavity 12 track through fixed connection, when the reciprocating rotation plate 19 rotates clockwise to a certain angle, the meshing straight gear 38 moves through gear meshing and is meshed with the inner circular surface of the meshing rack 20, at the moment, the reciprocating support plate 40 moves forwards through sliding connection with the sliding support rod 41, then the meshing straight gear 38 drives the meshing rack 20 to rotate anticlockwise through meshing with the inner circular surface of the meshing rack 20, the effect of driving the reciprocating rotation plate 19 to rotate in a reciprocating manner is achieved, meanwhile, the reciprocating rotation plate 19 is fixedly connected with the movable heat dissipation plate 27 to perform reciprocating heat dissipation on the power supply device 23 in the working support frame 24, when the power supply device main body 11 is accidentally impacted, at this time, the left and right vibration-damping input plates 14 move due to the impact, at this time, the vibration-damping input plates 14 move to drive the vibration-damping connecting rods 53 to move and simultaneously perform primary vibration damping through the vibration-damping springs 54, and then the vibration-damping connecting plates 52 move while the vibration-damping connecting plates 53 move, the vibration-damping connecting plates 52 decelerate through the engagement with the rough friction plates 49 and perform further vibration damping through the connecting springs 51, so that the vibration force is reduced while the device is impacted, at this time, the vibration-damping input plates 14 move inward and make the upper end surfaces abut against the lower surfaces of the contact sensors 13, at this time, the contact sensors 13 control the power supply motors 47 to start, at this time, the power supply motors 47 drive the transmission shafts 44 to rotate, at this time, the transmission shafts 44 rotate to drive the driving bevel gears 46 to rotate, the driving bevel gears 46 drive the driven bevel gears 43 to rotate through the gear engagement, at this time, the driven bevel gears 43 drive the turnover connecting rotating shafts 18 to rotate, the turnover connection shaft 18 drives the turnover support plate 16 to turn over through a fixed connection and enables the upper end surface of the friction support plate 55 to abut against the ground, at this time, the connection support plate 56 is pushed to be fixed outwards through the elastic force of the pushing spring 58, the friction support plate 55 is pushed to move outwards through the fixed connection of the connection support plate 56 and the friction support plate 55, the surface of the friction support plate 55 is rough and abuts against the ground, the device is further enabled to be more stable, meanwhile, the switching motor 60 is started to drive the switching shaft 61 to rotate, at this time, the switching shaft 61 drives the switching connection plate 62 to move backwards through gear engagement, at this time, the switching connection plate 62 drives the switching insulation plate 63 to move backwards through the fixed connection, the input cable 26 and the input wire 64 are disconnected from the connection power plate 67, and the input of the input cable 26 and the input wire 64 is cut off through the insulated switching insulation plate 63, the safety performance of the whole device is improved when emergency occurs, and the device is stably supported by triggering of the stabilizing device to prevent the power supply device from turning on the side and causing internal damage.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a rotatory heat dissipation can emergent power supply unit who cuts off power supply, includes the power supply unit main part, its characterized in that: the power supply equipment comprises a power supply device main body, wherein a cylindrical working cavity is arranged in the power supply device main body, a working support frame is fixedly arranged in the working cavity, power supply devices for supplying power are fixedly arranged in the working support frame respectively, the rear ends of all the power supply devices are electrically connected with input cables, a cutting connection cavity is arranged at the rear side in the lower wall of the working cavity, the lower end of each input cable extends downwards into the cutting connection cavity, a switching insulation board which can move left and right and is made of insulation materials is arranged in the cutting connection cavity, a connecting power board made of conductive materials is fixedly arranged in the switching insulation board, the upper end face of the connecting power board is electrically connected with the lower end of each input cable, an arc-ring-shaped heat dissipation moving cavity is communicated with the outer wall of the working cavity, a movable heat dissipation board is arranged in the heat dissipation moving cavity, and fan cavities with openings which are distributed forwards and are arranged in a matrix from top to bottom are arranged in the movable heat dissipation board, a rotary fan is rotatably arranged in all the fan cavities, a reciprocating rotary cavity is communicated and arranged in the lower wall of the heat dissipation moving cavity and is positioned in the lower wall of the working cavity, a reciprocating rotary plate is rotatably arranged in the reciprocating rotary cavity, a reciprocating connecting plate in the shape of an arc ring is fixedly arranged in the reciprocating rotary plate, a meshing cavity with a downward opening and in the shape of an arc ring is arranged in the reciprocating connecting plate, an arc-shaped meshing rack is fixedly arranged on the upper wall in the meshing cavity, damping cavities which are bilaterally symmetrical about the working cavity and have outward openings are arranged at the left and right ends of the main body of the power supply equipment, damping input plates capable of moving left and right are arranged in the damping cavities at the left and right sides, contact sensors are fixedly arranged on the upper walls of the damping cavities at the left and right sides, supporting damping plates are arranged between the damping cavities at the left and right sides and are close to one side end wall of the heat dissipation moving cavity in a matrix arrangement from top to bottom, all be equipped with the outside friction shock attenuation chamber of opening in the support shock attenuation board, the friction shock attenuation intracavity is equipped with the shock attenuation connecting plate that removes about can, all the shock attenuation connecting plate is kept away from working chamber a side end face fixedly connected with connecting rod of moving away to avoid possible earthquakes, all the connecting rod of moving away to avoid possible earthquakes extend to in the shock attenuation chamber and with the left and right sides the shock attenuation input board is close to a side end face fixed connection of working chamber, the left and right sides be equipped with the outside upset chamber of opening in the shock attenuation chamber lower wall, the left and right sides downside rotates between the two walls around the upset chamber and is equipped with the upset and connect the pivot, the upset backup pad that the outer disc fixedly connected with of pivot can overturn is connected in the upset.

2. The power supply apparatus capable of dissipating heat by rotation and performing emergency power-off as claimed in claim 1, wherein: the left and right sides upset backup pad upper end is equipped with the ascending joint support chamber of opening, be equipped with the friction backup pad that can reciprocate in the joint support chamber, the left and right sides terminal surface fixedly connected with joint support board under the friction backup pad, terminal surface under the joint support board with fixedly connected with promotes the spring between the lower wall terminal surface of joint support chamber.

3. The power supply apparatus capable of dissipating heat by rotation and performing emergency power-off as claimed in claim 1, wherein: the utility model discloses a switch insulation board, including cutting off the connection chamber lower wall, be equipped with the input electric wire of electric power input in the cable support board, input electric wire upper end with connect the electric power board terminal surface down and offset, it is equipped with the switching chamber to cut off the connection chamber antetheca intercommunication, it is equipped with the switching connecting plate that can the back-and-forth movement to switch the intracavity, switch the connecting plate rear end with terminal surface fixed connection before the switching insulation board, it is equipped with the switching pivot to switch intracavity antetheca rotation, switch the pivot with switch insulation board threaded connection, it is equipped with the switching motor to switch intracavity antetheca internal fixation, switch pivot front end power connect in switch the motor.

4. The power supply apparatus capable of dissipating heat by rotation and performing emergency power-off as claimed in claim 1, wherein: all the fixed fan safety cover that is equipped with of fan intracavity front side, rotate fan rear end face center of rotation fixedly connected with power pivot, fan chamber left side wall intercommunication is equipped with opening air pipe left, all be equipped with vertical decurrent sprocket chamber in the fan chamber back wall, all power pivot rear end face extends to backward sprocket intracavity and fixedly connected with driven sprocket, sprocket intracavity lower wall rotates and is equipped with drive sprocket, drive sprocket and all around being equipped with same drive chain between the driven sprocket, the fixed rotation motor that is equipped with of downside in the sprocket chamber antetheca, drive sprocket preceding terminal surface axle center power connect in rotate the motor.

5. The power supply apparatus capable of dissipating heat by rotation and performing emergency power-off as claimed in claim 1, wherein: the meshing intracavity rotate be equipped with can with meshing rack thread engagement's meshing straight-teeth gear, terminal surface axle center fixedly connected with axis of rotation under the meshing straight-teeth gear, reciprocal rotation chamber lower wall rear side intercommunication is equipped with reciprocal power chamber, reciprocal power intracavity is equipped with the reciprocal backup pad that can the back-and-forth movement, reciprocal backup pad internal fixation is equipped with reciprocating motor, axis of rotation lower extreme power connect in reciprocating motor, the fixed slip bracing piece that is equipped with between two walls around the reciprocal power intracavity, reciprocal backup pad lower extreme with slip bracing piece sliding connection.

6. The power supply apparatus capable of dissipating heat by rotation and performing emergency power-off as claimed in claim 2, wherein: the left and right sides be equipped with the gear chamber in the upset chamber antetheca, the upset is connected the pivot front end face and is extended to the driven bevel gear of gear intracavity and fixedly connected with, the left and right sides the gear chamber is close to a working chamber side end wall rotate be equipped with driven bevel gear engaged with drive bevel gear, the left and right sides drive bevel gear is close to a working chamber one side axle center fixedly connected with transmission shaft, the left and right sides the gear chamber is close to a working chamber axle center lateral wall internal fixation is equipped with energy supply motor, the left and right sides transmission shaft respectively power connect in both ends about the energy supply motor.

7. The power supply apparatus capable of dissipating heat by rotation and performing emergency power-off as claimed in claim 1, wherein: and a connecting spring is fixedly connected between one side end face of all the shock absorption connecting plates, which is close to the working cavity, and one side end wall of the friction shock absorption cavity, which is close to the working cavity, the upper wall and the lower wall of the friction shock absorption cavity are fixedly provided with friction plates with rough surfaces, the shock absorption connecting plates are abutted against the surfaces of the friction plates, and shock absorption springs are fixedly connected between one side end face of all the support shock absorption plates, which is far away from the working cavity, and one side end face of the shock absorption input plates, which is close to the working cavity, on the left side and the right side.