CN114784665A

CN114784665A - Block terminal with automatic heat abstractor

Info

Publication number: CN114784665A
Application number: CN202210400453.8A
Authority: CN
Inventors: 周金; 张乃月
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-04-16
Filing date: 2022-04-16
Publication date: 2022-07-22

Abstract

The invention relates to a distribution box with an automatic heat dissipation device, which comprises a box body, wherein a heat collection chamber is arranged in the box body, a control cavity is transversely arranged in the heat collection chamber, a control block moving along the control cavity is arranged in the control cavity, a preset force spring is arranged on one side of the control block, a memory metal piece is arranged on the other side of the control block, a connecting block and a disconnecting block are respectively arranged on two sides of the control block, the connecting block and the disconnecting block are positioned on the moving track of the control block, a heat dissipation device used for dissipating heat is arranged in the heat collection chamber, the moving control block enables the heat dissipation device to have a connected state and a disconnected state, the connected state is that the temperature in the control cavity is increased, the memory metal piece is contracted, the control block is abutted against the connecting block, the heat dissipation device starts to operate, the disconnected state is that the temperature in the control cavity is reduced, the preset force spring pulls the control block to move towards the disconnecting block, the control block is abutted against the disconnecting block, and the heat dissipation device stops operating. The invention provides a distribution box with an automatic heat dissipation device.

Description

Block terminal with automatic heat abstractor

Technical Field

The invention relates to a distribution box, in particular to a distribution box with an automatic heat dissipation device.

Background

The distribution box is used for reasonably distributing electric energy, is convenient for opening and closing the circuit, has higher safety protection level and can visually display the conduction state of the circuit. The distribution box has wide application field, and covers the aspects of industry, agriculture, traffic, science and technology, environmental protection, people's life and the like.

The electric appliance instrument part work in the block terminal can produce the heat, makes the temperature rise in the block terminal, if can not in time dispel the heat, can cause the damage of component in the block terminal.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a distribution box with an automatic heat dissipation device.

In order to achieve the purpose, the invention provides the following technical scheme: comprises a box body, a heat collection chamber is arranged in the box body, a control cavity is transversely arranged in the heat collection chamber, a control block moving along the control cavity is arranged in the control cavity, a preset force spring is arranged on one side of the control block and drives the control block to move towards the direction of the preset force spring, a memory metal piece is arranged on the other side of the control block, a communicating block and a disconnecting block are respectively arranged on two sides of the control block and are positioned on the moving track of the control block, a heat dissipation device used for dissipating heat is arranged in the heat collection chamber, the movable control block enables the heat dissipation device to have a communicating state and a disconnecting state, the communicating state is that the temperature in the control cavity is increased, the memory metal piece is contracted, the control block is abutted against the communicating block, the heat dissipation device starts to run, the disconnecting state is that the temperature in the control cavity is reduced, the preset force spring pulls the control block to move towards the disconnecting block, and the control block is abutted against the disconnecting block, the heat sink stops operating.

By adopting the technical scheme, when the temperature in the heat collecting chamber rises and is transferred into the control cavity through heat, the memory metal part is heated and contracted to drive the control block to move towards the communicating block, when the control block is abutted against the communicating block, the heat radiating device is started to discharge heat in the box body, along with the reduction of the temperature, the memory metal part is not contracted any more and is extended under the action of the preset force spring, meanwhile, the control block moves towards the disconnecting block until the control block is abutted against the disconnecting block, at the moment, the heat radiating device stops running, and the automatic control of the heat radiating device is achieved through the actions of the control block, the preset force spring and the memory metal part.

The invention is further configured to: the heat dissipation device comprises a heat dissipation motor, a heat dissipation master gear, a heat dissipation slave gear, a heat dissipation rod, a fan slave gear, a fan rod and a fan, wherein a motor chamber is arranged outside a box body, the heat dissipation motor is arranged in the motor chamber and drives the heat dissipation master gear to rotate, the heat dissipation slave gear is arranged in the motor chamber and is meshed with the heat dissipation master gear, the heat dissipation rod is arranged in the box body and is provided with a driving end extending into the motor chamber, the heat dissipation slave gear is arranged on the driving end and synchronously rotates with the heat dissipation rod, the heat dissipation rod is provided with a plurality of fan master gears and synchronously rotates with the heat dissipation rod, the fan slave gear is arranged on the fan rod and is meshed with the fan master gear, the fan is arranged on the fan rod and synchronously rotates with the fan, and a plurality of heat dissipation holes are formed in the box body.

By adopting the technical scheme, when the heat dissipation device is started, the heat dissipation motor drives the heat dissipation main gear to rotate and drives the heat dissipation slave gear to rotate, the heat dissipation rod also synchronously rotates, the fan main gear is positioned on the heat dissipation rod, and the fan is finally driven to rotate by the fan from the gear and the fan rod at the moment, so that heat is finally dissipated from the heat dissipation holes.

The invention is further configured to: comprises a rotating rod, a driving chamber is arranged in the side wall of a box body, a driving rack which moves synchronously with a control block is arranged on the control block and is positioned in the driving chamber, a driving gear which is meshed with the driving rack is arranged in the driving chamber, the rotating rod is positioned at the center of the driving gear and rotates synchronously with the driving gear, a heat exchange sleeve is sleeved on the rotating rod, a heat exchange cavity is arranged on the heat exchange sleeve, the heat exchange cavity is provided with a heat release position which is contacted with the outside and a heat absorption position which is contacted with a heat collection chamber, a coolant is arranged in the heat exchange cavity, a memory metal part has a high temperature state and a low temperature state, the high temperature state is high in a control cavity, the memory metal part contracts, a preset force spring is stretched, the control block drives the driving rack to move, the rotating rod to rotate, the heat exchange cavity rotates to the heat release position to release heat, the low temperature state is low in the control cavity, and the memory metal part is stretched under the action of the preset force spring, the heat exchange cavity is positioned at a heat absorption position and absorbs heat in the heat collection chamber.

By adopting the technical scheme, when the temperature in the heat collection chamber is gradually increased along with the work of the distribution box, the heat in the heat collection chamber enters the control chamber through heat transfer, the temperature in the control chamber is increased, the memory metal part is contracted after the temperature is increased, the control block moves towards the direction of the memory metal part, the preset force spring is stretched, the movement of the control block drives the driving rack to move, the driving rack is meshed with the driving gear, the rotating rod is rotated, the heat exchange sleeve and the rotating rod synchronously rotate, when the rotating rod rotates, the position of the heat exchange chamber in the heat exchange sleeve is changed, the heat absorption position in contact with the heat collection chamber is changed to the heat release position in contact with the outside, the coolant absorbs the heat in the heat collection chamber at the heat absorption position, the heat is released to the outside at the heat release position, and the temperature in the heat collection chamber is reduced later, the memory metalwork no longer contracts, the control block received the pulling force of presetting the power spring this moment, to presetting power spring place orientation removal, tensile memory metalwork simultaneously, and the dwang is then antiport for the heat transfer chamber from exothermic position change endothermic position, wait for the automatic cooling to the block terminal next time, in heat abstractor work, rely on the removal of control block to drive the heat transfer cover and rotate, thereby make the coolant liquid in the heat transfer cover change the better heat dissipation of position.

The invention is further configured to: the number of the heat exchange cavities is two, and the two heat exchange cavities are respectively positioned at two sides of the heat exchange sleeve.

The invention is further configured to: the movable plate is respectively arranged on two sides of the bottom of a box body, the two fixed plates are respectively fixed on the ground, the side surfaces of the fixed plates are provided with movable tracks for the movable plate to move, the movable plate is provided with contact surfaces in contact with the movable tracks, the contact surfaces are provided with limiting grooves, limiting blocks moving along the limiting grooves are arranged in the limiting grooves, one sides of the limiting blocks relatively far away from the bottoms of the limiting grooves are provided with limiting arc parts, reset springs for resetting the limiting arc parts to the outside of the limiting grooves are arranged between the limiting blocks and the bottoms of the limiting grooves, one sides of the movable tracks relatively contacting with the contact surfaces are provided with limiting through holes matched with the limiting arc parts in size, the movable rod is arranged on the limiting through holes and moves along the limiting through holes, the movable rod is provided with a reset part in contact with the limiting arc parts, and has a limiting state and a moving state, the limiting groove is opposite to the limiting through hole in the limiting state, the limiting arc part enters the limiting through hole, the moving plate cannot move, the limiting groove and the limiting through hole are staggered in the moving state, the limiting arc part abuts against the contact surface, and the moving plate moves freely.

By adopting the technical scheme, when the distribution box needs to be installed, the movable plate at the bottom of the box body is aligned with the fixed plate, so that the contact surface is abutted against the bottom of the movable track, then the movable plate is pushed along the movable track, the movable plate and the fixed plate are gradually overlapped until the limiting groove is opposite to the limiting through hole, the limiting arc part is reset to the outside of the limiting groove by the reset spring, namely in the limiting through hole, the movable plate can not move any more, the fixed plate can be fixed on the ground through the bolts, the movable plate is fixed with the fixed plate, namely the box body is fixed on the ground, therefore, the movable plate and the fixed plate are adopted to fix the box body instead of directly fixing the movable plate on the ground through the bolts, when the movable plate is fixed on the ground through the bolts, the bolts vertically penetrate through the ground again, the fixing effect is achieved, and therefore, part of the movable plate is required to be positioned outside the bottom of the box body, and be in the outer partial movable plate of box and just can pass vertical bolt, but this partial movable plate will make whole area increase that occupies, increase the usable floor area of block terminal, and through setting up the fixed plate, the movable plate then adopts spacing arc portion to remove to reach in the spacing through-hole fixedly with the fixed of fixed plate, when needs pull down the block terminal, promote the carriage release lever, make the portion that resets offset with spacing arc portion, and compress reset spring, make spacing arc portion get into in the spacing recess completely, just can promote the movable plate this moment, pull down the block terminal from subaerial, and the operation is simple.

The invention is further configured to: the fixed plate is provided with a supporting part which is in contact with the ground, a contact part which is perpendicular to the supporting part and a top which is parallel to the supporting part, the contact part is positioned between the supporting part and the top, the supporting part, the contact part and the top form a movable track, the contact surface is positioned on the contact part, the movable plate comprises a movable part, a connecting part and a fixed part, the movable part is parallel to the fixed part, the connecting part is positioned between the movable part and the fixed part and connects the movable part and the fixed part, the movable part is positioned in the movable track and moves along the movable track, the fixed part is fixed at the bottom of the box body, and the vertical distance between the movable part and the fixed part is matched with the vertical width of the top.

Through adopting above-mentioned technical scheme, the fixed plate is the U type of mutually supporting with the movable plate, and the movable part is in the removal track between support portion and the top when the movable plate removes, and the movable plate removes more stably.

The invention is further configured to: one side of the movable rod relatively far away from the limiting arc part is provided with an operation end, the length of the operation end in the direction perpendicular to the moving direction of the movable rod is larger than the width of the movable rod, a blocking block is arranged in the limiting through hole, the blocking block is located on the moving track of the operation end, when the operation end is abutted to the blocking block, the top of the operation end is flush with the surface of the contact part, and the reset part pushes the limiting arc part to completely enter the limiting groove.

Through adopting above-mentioned technical scheme, when dismantling the block terminal, press the operation end for the operation end moves to spacing through-hole, offsets with the stop block until the operation end, and the portion of resetting with operation end synchronous movement promotes spacing circular arc portion to get into spacing recess at this in-process gradually and gets into spacing recess until spacing circular arc portion gets into spacing recess completely, and the movable plate can move along the removal track this moment, and the setting of stop block is then in order to prevent that the portion of resetting from getting into spacing recess, leads to the secondary to block the removal of movable plate.

The invention is further configured to: including the turning block, spacing through-hole tip is provided with the cooperation ring piece, and cooperation ring piece center is provided with the mating holes with the big or small looks adaptation of operating end, and the turning block has the central end articulated with contact site portion, and the other end of the relative central end of turning block is as rotating the end, and spacing through-hole is located the rotation orbit of rotating the end, and when rotating the end and rotating to spacing through-hole top, the operating end offsets with blockking the piece.

Through adopting above-mentioned technical scheme, when needs promote the movable plate and remove, press into the mating holes with the operation end, the operation end this moment, the mating holes parallel and level, then rotatory turning block, make the rotation end be located the operation end, the operation end can't remove this moment, and the portion that resets is in the tip of spacing through-hole, even spacing recess is relative to spacing through-hole, spacing arc portion can directly offset with the portion that resets, thereby lead to the unable direct spacing through-hole that gets into of spacing arc portion, make the movable plate can continue to move, make the stopper lose spacing effect through setting up of turning block, when having the setting of a plurality of spacing through-holes and spacing recess, prevent the fixing that leads to because spacing through-hole aligns with spacing recess secondary when dismantling, the simplified operation process, make things convenient for operating personnel's operation.

The invention is further configured to: support portion and top between be provided with spacing section and contact site adjacent, when spacing through-hole and spacing recess when opposing, spacing section offsets with the removal portion.

By adopting the technical scheme, when the limiting through hole is aligned with the limiting groove, the contact part is abutted against the limiting section, and the limiting arc part cannot enter the limiting through hole in time due to the fact that the propelling speed of the moving plate passes through the block, so that the fixing plate and the moving plate cannot be fixed.

The invention is further configured to: including steadying board and mounting, two support tip do not are provided with the connecting plate, and fixed plate and connecting plate constitute the unable adjustment base who is the rectangle, are provided with the limiting plate between two spacing sections and will link to each other with spacing section, and steadying sets up between the fixed plate and steadying is located the opposite side of the relative connecting plate of fixed plate, and the mounting is fixed in steadying detachable on the fixed plate.

Through adopting above-mentioned technical scheme, after movable plate and fixed plate are fixed, be fixed in the fixed plate with the board that stabilizes again for firm board and limiting plate restrict the movable plate along the ascending removal in removal track direction.

Drawings

FIG. 1 is a sectional view of a heat collection chamber and a motor chamber inside a case according to the present invention;

FIG. 2 is a schematic structural view of the present invention as a whole;

FIG. 3 is an enlarged view of a portion A of the present invention;

FIG. 4 is an exploded view of the present invention as a whole;

FIG. 5 is a cross-sectional view of the present invention in its entirety;

FIG. 6 is a partial enlarged view B of the present invention.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

As shown in fig. 1-6, the present invention discloses a distribution box with an automatic heat dissipation device, comprising a box body 1, a heat collection chamber 12 is arranged in the box body 1, a control chamber 13 is transversely arranged in the heat collection chamber 12, a control block 14 moving along the control chamber 13 is arranged in the control chamber 13, a preset force spring 15 is arranged at one side of the control block 14 and the preset force spring 15 drives the control block 14 to move towards the direction of the preset force spring 15, a memory metal member 16 is arranged at the other side, a connection block 141 and a disconnection block 142 are respectively arranged at two sides of the control block 14, the connection block 141 and the disconnection block 142 are positioned on the moving track of the control block 14, a heat dissipation device 6 for dissipating heat is arranged in the heat collection chamber 12, the movable control block 14 enables the heat dissipation device 6 to have a connection state and a disconnection state, the connection state is that the temperature in the control chamber 13 is increased, the memory metal member 16 is contracted, the control block 14 is abutted against the connection block 141, when the heat dissipation device 6 starts to operate and the cutoff state is that the temperature in the control cavity 13 is reduced, the preset force spring 15 pulls the control block 14 to move towards the cutoff block 142, the control block 14 abuts against the cutoff block 142, the heat dissipation device 6 stops operating, when the temperature in the heat collection chamber 12 is increased and is transferred into the control cavity 13 through heat, the memory metal piece 16 is heated to contract and drives the control block 14 to move towards the connection block 141, when the control block 14 abuts against the connection block 141, the heat dissipation device 6 is started and discharges the heat in the box body 1, along with the reduction of the temperature, the memory metal piece 16 is not contracted and is extended under the action of the preset force spring 15, meanwhile, the control block 14 moves towards the cutoff block 142 until abutting against the cutoff block 142, the heat dissipation device 6 stops operating at the moment, and the automatic control over the heat dissipation device 6 is achieved through the control block 14, the preset force spring 15 and the action of the memory metal piece 16.

The heat dissipation device 6 comprises a heat dissipation motor 61, a heat dissipation master gear 62, a heat dissipation slave gear 63, a heat dissipation rod 64, a fan slave gear, a fan rod 66 and a fan 67, wherein a motor chamber 60 is arranged outside the box body 1, the heat dissipation motor 61 is arranged in the motor chamber 60 and drives the heat dissipation master gear 62 to rotate, the heat dissipation slave gear 63 is arranged in the motor chamber 60 and is meshed with the heat dissipation master gear 62, the heat dissipation rod 64 is arranged in the box body 1 and has a driving end extending into the motor chamber 60, the heat dissipation slave gear 63 is arranged on the driving end and rotates synchronously with the heat dissipation rod 64, the heat dissipation rod 64 is provided with a plurality of fan master gears 65, the fan master gears 65 and the heat dissipation rod 64 rotate synchronously, the fan slave gear is arranged on the fan rod 66 and is meshed with the fan master gears 65, the fan 67 is arranged on the fan rod 66 and rotates synchronously with the fan 67, the box body 1 is provided with a plurality of heat dissipation holes 7, when the heat dissipation device 6 is started, the heat dissipation motor 61 drives the heat dissipation main gear 62 to rotate and drives the heat dissipation slave gear 63 to rotate, the heat dissipation rod 64 also rotates synchronously, and the fan main gear 65 is located on the heat dissipation rod 64, and at this time, the fan 67 is finally driven to rotate by the fan slave gear and the fan rod 66, so that heat is finally dissipated from the heat dissipation hole 7.

Comprises a rotating rod 11, a driving chamber 17 is arranged in the side wall of a box body 1, a driving rack 171 moving synchronously with the control block 14 is arranged on the control block 14, the driving rack 171 is positioned in the driving chamber 17, a driving gear 172 engaged with the driving rack 171 is arranged in the driving chamber 17, the rotating rod 11 is positioned in the center of the driving gear 172 and rotates synchronously with the driving gear 172, a heat exchange sleeve 18 is sleeved on the rotating rod 11, the heat exchange sleeve 18 is provided with a heat exchange cavity 181, the heat exchange cavity 181 is provided with a heat release position contacted with the outside and a heat absorption position contacted with a heat collection chamber 12, a coolant is arranged in the heat exchange cavity 181, a memory metal piece 16 has a high temperature state and a low temperature state, the high temperature state is the high temperature state in a control cavity 13, the memory metal piece 16 contracts, a preset force spring 15 is stretched, the control block 14 drives the driving rack 171 to move, the rotating rod 11 to rotate, the heat exchange cavity 181 rotates to the heat release position, when the distribution box works, the temperature in the heat collection chamber 12 is gradually increased, the heat in the heat collection chamber 12 enters the control chamber 13 through heat transfer, so that the temperature in the control chamber 13 is increased, the memory metal part 16 contracts after the temperature is increased, the control block 14 moves towards the memory metal part 16, the preset force spring 15 stretches, the movement of the control block 14 drives the driving rack 171 to move, the driving rack 171 is meshed with the driving gear 172, so that the rotating rod 11 rotates, the heat exchange sleeve 18 and the rotating rod 11 synchronously rotate, and when the rotating rod 11 rotates, the position of the heat exchange cavity 181 in the heat exchange sleeve 18 is changed, the heat exchange cavity is switched from the heat absorption position contacting with the heat collection chamber 12 to the heat release position contacting with the outside, the coolant absorbs the heat in the heat collection chamber 12 at the heat absorption position, and releases the heat to the outside when reaching the heat release position, then the temperature in the heat collection chamber 12 is reduced, the memory metal part 16 is not contracted any more, at this time, the control block 14 is pulled by the preset force spring 15 to move towards the preset force spring 15, the memory metal part 16 is simultaneously pulled, the rotating rod 11 rotates reversely, the heat exchange cavity 181 is switched back to the heat absorption position from the heat release position, the next automatic cooling of the distribution box is waited, when the heat dissipation device 6 works, the heat exchange sleeve 18 is driven to rotate by the movement of the control block 14, and therefore the coolant in the heat exchange sleeve 18 is switched to achieve better heat dissipation.

The movable plate comprises a movable plate 2, fixed plates 3 and a movable rod 4, wherein the movable plate 2 is respectively arranged at two sides of the bottom of a box body 1, the two fixed plates 3 are respectively fixed on the ground, a movable rail 31 for moving the movable plate 2 is arranged at the side surface of each fixed plate 3, a contact surface 21 contacted with the movable rail 31 is arranged on each movable plate 2, a limiting groove 22 is arranged on each contact surface 21, a limiting block 23 moving along the limiting groove 22 is arranged in each limiting groove 22, a limiting arc part 231 is arranged at one side of each limiting block 23 relatively far away from the bottom of the limiting groove 22, a reset spring 24 for resetting the limiting arc part 231 to the outside of the limiting groove 22 is arranged between each limiting block 23 and the bottom of the limiting groove 22, a limiting through hole 25 matched with the size of the limiting arc part 231 is arranged at one side of each movable rail 31 relatively contacted with the contact surface 21, the movable rod 4 is arranged on each limiting through hole 25 and moves along the limiting through hole 25, the moving rod 4 is provided with a reset part 41 contacted with a limit arc part 231, the moving plate 2 is provided with a limit state and a moving state, the limit state is that the limit groove 22 is opposite to the limit through hole 25, the limit arc part 231 enters the limit through hole 25, the moving plate 2 can not move, the limit groove 22 is staggered with the limit through hole 25, the limit arc part 231 is propped against the contact surface 21, the moving plate 2 freely moves, when the distribution box is required to be installed, the moving plate 2 at the bottom of the box body 1 is aligned with the fixed plate 3, the contact surface 21 is propped against the bottom of the moving track 31, then the moving plate 2 is pushed along the moving track 31, the moving plate 2 and the fixed plate 3 are gradually coincided until the limit groove 22 is opposite to the limit through hole 25, the limit arc part 231 is reset to the outside the limit groove 22 by the reset spring 24, namely, in the limit through hole 25, at this time, the moving plate 2 can not move any more, the fixed plate 3 can be fixed on the ground through bolts, at the moment, the movable plate 2 and the fixed plate 3 are fixed, namely the box body 1 is fixed on the ground, the movable plate 2 and the fixed plate 3 are adopted to fix the box body 1 instead of directly fixing the movable plate 2 on the ground through bolts, because the bolts are adopted to fix the movable plate 2 on the ground, the bolts vertically penetrate through the movable plate 2 and then penetrate through the ground, so as to achieve the fixing effect, part of the movable plate 2 is required to be positioned outside the bottom of the box body 1, and the part of the movable plate 2 positioned outside the box body 1 can penetrate through the vertical bolts, but the movable plate 2 can increase the occupied area of the whole body, increase the using area of the distribution box, and through the arrangement of the fixed plate 3, the movable plate 2 and the fixed plate 3 are fixed by adopting the limiting arc part 231 to move into the limiting through hole 25, when the distribution box needs to be dismounted, the moving rod 4 is pushed, the reset part 41 abuts against the limiting arc part 231, the reset spring 24 is compressed, the limiting arc part 231 completely enters the limiting groove 22, the moving plate 2 can be pushed at the moment, the distribution box is detached from the ground, and the operation is simple.

The fixed plate 3 has a supporting portion 32 contacting with the ground, a contact portion 33 perpendicular to the supporting portion 32 and a top portion 34 parallel to the supporting portion, the contact portion 33 is located between the supporting portion 32 and the top portion 34, the supporting portion 32, the contact portion 33 and the top portion 34 form a moving track 31, the contact surface 21 is located at the contact portion 33, the moving plate 2 includes a moving portion 211, a connecting portion 212 and a fixing portion 213, the moving portion 211 is parallel to the fixing portion 213, the connecting portion 212 is located between the moving portion 211 and the fixing portion 213 and connects the moving portion 211 and the fixing portion 213, the moving portion 211 is located in the moving track 31 and moves along the moving track 31, the fixing portion 213 is fixed at the bottom of the box 1, the distance between the moving portion 211 and the fixing portion 213 along the vertical direction is matched with the width of the moving plate 34 along the vertical direction, the fixed plate 3 and the fixed plate 2 are in a U shape matched with each other, when the moving plate 2 moves, the moving portion 211 is located in the moving track 31 between the supporting portion 32 and the top portion 34, the moving plate 2 moves more stably.

The side of the moving rod 4 relatively far from the limiting arc 231 is provided with an operating end 26, the length of the operating end 26 along the direction perpendicular to the moving direction of the moving rod 4 is greater than the width of the moving rod 4, a stop block 27 is arranged in the limiting through hole 25, the stop block 27 is located on the moving track of the operating end 26, when the operating end 26 abuts against the stop block 27, the top 34 of the operating end 26 is flush with the surface of the contact part 33, the reset part 41 pushes the limiting arc 231 to completely enter the limiting groove 22, when the distribution box is disassembled, the operating end 26 is pressed to move towards the limiting through hole 25 until the operating end 26 abuts against the stop block 27, and the reset part 41 moving synchronously with the operating end 26 gradually pushes the limiting arc 231 to enter the limiting groove 22 in the process until the limiting arc 231 completely enters the limiting groove 22, at this time, the moving plate 2 can move along the moving track 31, and the stop block 27 is arranged to prevent the reset part 41 from entering the limiting groove 22, resulting in secondary blocking of the movement of the moving plate 2.

The rotating block 5 is included, the end part of the limiting through hole 25 is provided with a matching ring block 28, the center of the matching ring block 28 is provided with a matching hole 29 matched with the size of the operation end 26, the rotating block 5 is provided with a center end 51 hinged with the contact part 33, the other end of the rotating block 5 opposite to the center end 51 is used as a rotating end 52, the limiting through hole 25 is positioned on the rotating track of the rotating end 52, when the rotating end 52 rotates to the upper part of the limiting through hole 25, the operation end 26 is abutted against the blocking block 27, when the moving plate 2 needs to be pushed to move, the operation end 26 is pressed into the matching hole 29, the operation end 26 and the matching hole 29 are flush, then the rotating block 5 is rotated, the rotating end 52 is positioned on the operation end 26, the operation end 26 cannot move, the resetting part 41 is positioned at the end part of the limiting through hole 25, even if the limiting groove 22 is opposite to the limiting through hole 25, the limiting arc part 231 can be directly abutted against the resetting part 41, thereby lead to during spacing circular arc portion 231 can't directly get into spacing through-hole 25 for movable plate 2 can continue to remove, makes stopper 23 lose spacing effect through setting up of turning block 5, when having a plurality of spacing through-holes 25 and spacing recess 22's setting, prevents when dismantling because spacing through-hole 25 aligns with spacing recess 22 secondary and the fixing that leads to, and the simplified operation process makes things convenient for operating personnel's operation.

Be provided with spacing section 6 and contact site 33 between supporting part and the top 34 adjacent, when spacing through-hole 25 with spacing recess 22 opposite, spacing section 6 offsets with removal portion 211, when spacing through-hole 25 aligns with spacing recess 22, contact site 33 offsets with spacing section 6, because the propulsion speed of movable plate 2 crosses the piece and leads to spacing arc portion 231 not to get into spacing through-hole 25, and the fixed plate 3 that leads to can't be fixed with movable plate 2.

The end parts of the two supporting parts 32 are respectively provided with a connecting plate, the fixed plate 3 and the connecting plates form a rectangular fixed base, and a limiting plate is arranged between the two limiting sections 6 and is connected with the limiting sections 6.

The fixing device comprises a fixing plate 7 and a fixing part 8, the fixing part is arranged between the fixed plates 3 and located on the other side, opposite to the connecting plate, of the fixed plates 3, the fixing part 8 detachably fixes the fixing part on the fixed plates 3, and after the movable plate 2 and the fixed plates 3 are fixed, the fixing plate 7 is fixed on the fixed plates 3, so that the fixing plate 7 and the limiting plate limit the movement of the movable plate 2 in the direction along the moving track 31.

The connecting plate and the fan driven gear are not shown in the figure.

Claims

1. The utility model provides a block terminal with automatic heat abstractor, includes the box, its characterized in that: the heat dissipation device is characterized in that a heat collection chamber is arranged in the box body, a control cavity is transversely arranged in the heat collection chamber, a control block moving along the control cavity is arranged in the control cavity, a preset force spring is arranged on one side of the control block and drives the control block to move towards the direction where the preset force spring is located, a memory metal piece is arranged on the other side of the control block, a communicating block and a disconnecting block are respectively arranged on two sides of the control block and located on the moving track of the control block, a heat dissipation device used for dissipating heat is arranged in the heat collection chamber, the moving control block enables the heat dissipation device to have a communicating state and a disconnecting state, the communicating state is that the temperature in the control cavity rises, the memory metal piece contracts, the control block abuts against the communicating block, the heat dissipation device starts to operate, the disconnecting state is that the temperature in the control cavity falls, the preset force spring pulls the control block to move towards the disconnecting block, the control block abuts against the disconnecting block, and the heat dissipation device stops operating.

2. The electrical box with automatic heat sink of claim 1, wherein: the heat abstractor including the heat dissipation motor, the heat dissipation master gear, the heat dissipation is from the gear, the heat dissipation pole, the fan is followed the gear, fan pole and fan, the box is provided with the motor room outward, the heat dissipation motor sets up in the motor room and drives the heat dissipation master gear and rotate, the heat dissipation sets up in the motor room and with the master gear meshing of dispelling the heat from the gear, the heat dissipation pole sets up in the box and the heat dissipation pole has the drive end that extends to the motor room, the heat dissipation sets up on the drive end and with the synchronous rotation of heat dissipation pole from the gear, set up a plurality of fan master gears and fan master gear and heat dissipation pole synchronous rotation on the heat dissipation pole, the fan sets up in the fan pole and with the master gear meshing of fan from the gear, the fan sets up on the fan pole and rotates along with the fan is synchronous, be provided with a plurality of louvres on the box.

3. The electrical distribution box with automatic heat dissipation device of claim 1, wherein: comprises a rotating rod, a driving chamber is arranged in the side wall of a box body, a driving rack which moves synchronously with a control block is arranged on the control block and is positioned in the driving chamber, a driving gear which is meshed with the driving rack is arranged in the driving chamber, the rotating rod is positioned at the center of the driving gear and rotates synchronously with the driving gear, a heat exchange sleeve is sleeved on the rotating rod, a heat exchange cavity is arranged on the heat exchange sleeve, the heat exchange cavity is provided with a heat release position which is contacted with the outside and a heat absorption position which is contacted with a heat collection chamber, a coolant is arranged in the heat exchange cavity, a memory metal part has a high temperature state and a low temperature state, the high temperature state is high in a control cavity, the memory metal part contracts, a preset force spring is stretched, the control block drives the driving rack to move, the rotating rod to rotate, the heat exchange cavity rotates to the heat release position to release heat, the low temperature state is low in the control cavity, and the memory metal part is stretched under the action of the preset force spring, the heat exchange cavity is located at a heat absorption position and absorbs heat in the heat collection chamber.

4. The electrical distribution box with automatic heat dissipation device of claim 3, wherein: the number of the heat exchange cavities is two, and the two heat exchange cavities are respectively positioned at two sides of the heat exchange sleeve.

5. The electrical box with automatic heat sink of claim 1, wherein: the movable plate is respectively arranged on two sides of the bottom of the box body, the two fixed plates are respectively fixed on the ground, the side surfaces of the fixed plates are provided with a movable track for the movable plate to move, the movable plate is provided with a contact surface contacted with the movable track, the contact surface is provided with a limiting groove, a limiting block moving along the limiting groove is arranged in the limiting groove, one side of the limiting block relatively far away from the bottom of the limiting groove is provided with a limiting arc part, a reset spring for resetting the limiting arc part to the outside of the limiting groove is arranged between the limiting block and the bottom of the limiting groove, one side of the movable track relatively contacted with the contact surface is provided with a limiting through hole matched with the limiting arc part in size, the movable rod is arranged on the limiting through hole and moves along the limiting through hole, the movable rod is provided with a reset part contacted with the limiting arc part, and the movable plate has a limiting state and a moving state, the limiting state is that the limiting groove is opposite to the limiting through hole, the limiting arc part enters the limiting through hole, the movable plate cannot move, the limiting groove and the limiting through hole are staggered in the moving state, the limiting arc part abuts against the contact surface, and the movable plate moves freely.

6. The electrical box with automatic heat sink of claim 5, wherein: the fixed plate is provided with a supporting part which is in contact with the ground, a contact part which is perpendicular to the supporting part and a top which is parallel to the supporting part, the contact part is positioned between the supporting part and the top, the supporting part, the contact part and the top form a moving track, the contact surface is positioned at the contact part, the moving plate comprises a moving part, a connecting part and a fixed part, the moving part is parallel to the fixed part, the connecting part is positioned between the moving part and the fixed part and connects the moving part and the fixed part, the moving part is positioned in the moving track and moves along the moving track, the fixed part is fixed at the bottom of the box body, and the vertical distance between the moving part and the fixed part is matched with the vertical width of the top.

7. The electrical distribution box with automatic heat dissipation device of claim 6, wherein: one side of the moving rod, which is relatively far away from the limiting arc part, is provided with an operating end, the length of the operating end, which is perpendicular to the moving direction of the moving rod, is greater than the width of the moving rod, a stop block is arranged in the limiting through hole, the stop block is positioned on the moving track of the operating end, when the operating end abuts against the stop block, the top of the operating end is flush with the surface of the contact part, and the reset part pushes the limiting arc part to completely enter the limiting groove.

8. The electrical box with automatic heat sink of claim 7, wherein: including the turning block, spacing through-hole tip is provided with the cooperation ring piece, cooperation ring piece center be provided with the cooperation hole of operation end size looks adaptation, the turning block have with contact site looks articulated center end, the other end of the relative center end of turning block is as rotating the end, spacing through-hole is located the rotation orbit of rotating the end, when rotating the end and rotating to spacing through-hole top, the operation end offsets with blockking the piece.

9. The electrical distribution box with automatic heat dissipation device of claim 6, wherein: support portion and top between be provided with spacing section and contact site adjacent, when spacing through-hole and spacing recess when opposing, spacing section offsets with the removal portion.

10. The electrical distribution box with automatic heat dissipation device of claim 9, wherein: including steadying board and mounting, two support tip do not are provided with the connecting plate, and fixed plate and connecting plate constitute the unable adjustment base who is the rectangle, are provided with the limiting plate between two spacing sections and will link to each other with spacing section, and steadying sets up between the fixed plate and steadying is located the opposite side of the relative connecting plate of fixed plate, and the mounting is fixed in steadying detachable on the fixed plate.