CN116979407B - Low-voltage power cabinet - Google Patents
Low-voltage power cabinet Download PDFInfo
- Publication number
- CN116979407B CN116979407B CN202311240367.6A CN202311240367A CN116979407B CN 116979407 B CN116979407 B CN 116979407B CN 202311240367 A CN202311240367 A CN 202311240367A CN 116979407 B CN116979407 B CN 116979407B
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- Prior art keywords
- cabinet body
- fixedly connected
- plate
- side wall
- fixed
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- 238000001816 cooling Methods 0.000 claims abstract description 31
- 239000007788 liquid Substances 0.000 claims abstract description 19
- 239000002826 coolant Substances 0.000 claims abstract description 15
- 239000000110 cooling liquid Substances 0.000 claims abstract description 15
- 238000007664 blowing Methods 0.000 claims abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 238000013016 damping Methods 0.000 claims description 9
- 230000000694 effects Effects 0.000 abstract description 14
- 230000005855 radiation Effects 0.000 abstract description 3
- 238000001125 extrusion Methods 0.000 description 6
- 239000000428 dust Substances 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 238000003491 array Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/32—Mounting of devices therein
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/50—Pedestal- or pad-mounted casings; Parts thereof or accessories therefor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/54—Anti-seismic devices or installations
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention discloses a power cabinet, and relates to the technical field of power cabinets. This kind of low-voltage power cabinet, including the cabinet body that the cavity set up, the internal cavity that is provided with of cabinet, and the cavity intussuseption is filled with the coolant liquid, the inside wall fixedly connected with of the cabinet body a plurality of heat radiation fins, and the bottom fixedly connected with base of the cabinet body, be provided with in the base and be used for carrying out endless circulation mechanism to the coolant liquid, the bottom of the cabinet body is provided with and is used for blowing the mechanism of blowing to the air, and the lateral wall and the top of the cabinet body are all fixed to be inserted and are equipped with fixed frame, and fixed frame interpolation is equipped with the stripper plate. The low-voltage power cabinet utilizes the cooling liquid to circularly cool the low-voltage power cabinet, so that the cooling efficiency is higher and the effect is better; when the collision happens, the power line is automatically disconnected, so that the instrument inside the cabinet body is powered off, the electric leakage accident is avoided, the safety and the reliability are improved, and meanwhile, the auxiliary supporting plates are automatically stretched out to be supported, the toppling of the auxiliary supporting plates is avoided, and the safety and the reliability are improved.
Description
Technical Field
The invention relates to the technical field of power cabinets, in particular to a low-voltage power cabinet.
Background
The low-voltage power equipment in the power equipment needs to be installed in a low-voltage power distribution cabinet, and the main function of the low-voltage power distribution cabinet is to open and close, control and protect electric equipment in the process of generating, transmitting, distributing and converting electric energy of a power system. The components in the low-voltage power distribution cabinet mainly comprise a breaker, a disconnecting switch, a load switch, an operating mechanism, a mutual inductor, various protection devices and the like, and are mainly suitable for various different occasions such as power plants, transformer substations, petrochemical industry, metallurgical steel rolling, light industry textile, factories and mining enterprises, residential communities, high-rise buildings and the like.
The existing low-voltage power distribution cabinet is often only composed of a cabinet body, when radiating, the heat is required to be radiated through the radiating holes, the radiating efficiency is low, the effect is poor, impurities such as external dust and the like easily enter the inside, and meanwhile, the low-voltage power distribution cabinet is not safe and reliable enough, and meanwhile, the anti-collision performance is poor, when the cabinet body is subjected to accidental collision or strong collision, the internal electrical equipment is easy to damage or generate electric leakage accidents, and moreover, when the cabinet body is subjected to collision, the electric leakage accidents are easy to fall down, and the safety and the reliability are not high.
Disclosure of Invention
The invention aims to provide a low-voltage power cabinet so as to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a low pressure power cabinet, includes the cabinet body that the cavity set up, the internal cavity that is provided with of cabinet, and the cavity intussuseption is filled with the coolant liquid, the inside wall fixedly connected with of the cabinet body a plurality of radiator fins, and the bottom fixedly connected with base of the cabinet body, be provided with in the base and be used for carrying out endless circulation mechanism to the coolant liquid, the bottom of the cabinet body is provided with and is used for blowing the mechanism of blowing to the air, and the lateral wall of the cabinet body and top all are fixed to be inserted and are equipped with the fixed frame, and fixed frame interpolation is equipped with the stripper plate, the lateral wall fixedly connected with anticollision board of stripper plate, and the anticollision board is connected with the lateral wall of the cabinet body and the top through buffer gear, the lateral wall of the cabinet body is connected with a plurality of auxiliary support boards through first moving mechanism, and the inside wall fixedly connected with L shaped plate of the cabinet body, the lateral wall fixedly connected with connecting plate of L shaped plate, and the bottom fixedly connected with two the fixed conducting block of connecting plate the lateral wall electric connection has the power cord, the inside wall of the cabinet body is connected with the moving block through the second moving mechanism, and the setting up and is used for spacing to the conducting block of moving the body.
Preferably, the circulation mechanism comprises a temperature sensor fixedly inserted at the bottom of the cabinet body, the bottom of the cabinet body is fixedly connected with a first electromagnetic valve, the bottom of the first electromagnetic valve is fixedly connected with a cooling box, a water pump is arranged in the cooling box, the water outlet end of the water pump is fixedly connected with a first connecting pipe, the other end of the first connecting pipe is fixedly connected with a fixed box, the top of the cabinet body is fixedly connected with a second electromagnetic valve, and a second connecting pipe is fixedly connected between the fixed box and the second electromagnetic valve.
Preferably, the blowing mechanism comprises a rotating rod rotatably connected to the bottom of the cabinet body, a fan is fixedly sleeved on the side wall of the rotating rod, and the rotation of the rotating rod is driven by a driving mechanism.
Preferably, the driving mechanism comprises a rotating fan arranged in the fixed box, the rotating fan is rotationally connected with the inner side wall of the fixed box through a rotating shaft, and the upper end of the rotating shaft penetrates through the bottom of the cabinet body and is fixed with the lower end of the rotating rod.
Preferably, the buffer gear includes the first connection dish that a plurality of symmetries of fixed connection at cabinet body lateral wall and top set up, and the tip fixedly connected with sleeve pipe of first connection dish, the intraductal damping fluid that has filled of sleeve, and sliding connection has the sliding tray in the sleeve pipe, and the through-hole that a plurality of arrays set up has been seted up to the tip of sliding tray, and the tip fixedly connected with loop bar of sliding tray, the other end fixedly connected with second connection dish of loop bar, and the second connection dish is fixed with the lateral wall of anticollision board, the lateral wall cover of loop bar is equipped with first spring, the one end and the sheathed tube end fixing of first spring, and the other end and the tip fixing of the connection dish of second spring.
Preferably, the first moving mechanism comprises a first moving rod inserted into the side wall of the cabinet body, the other end of the first moving rod is fixed with the side wall of the auxiliary supporting plate, a second spring is sleeved on the side wall of the first moving rod, and two ends of the second spring are fixed with the cabinet body and the auxiliary supporting plate respectively.
Preferably, the second moving mechanism comprises a second moving rod inserted into the inner side wall of the cabinet body, one end of the second moving rod is fixed with the side wall of the movable conductive block, a third spring is sleeved on the side wall of the second moving rod, and two ends of the third spring are fixed with the movable conductive block and the side wall of the L-shaped plate respectively.
Preferably, the stop gear includes the stopper of fixed connection in removal conducting block bottom, and the inside wall fixedly connected with mounting panel of the cabinet body, the top of mounting panel is connected with the triangular block that a plurality of arrays set up through telescopic machanism, and the triangular block includes inclined plane and spacing face, the removal of triangular block promotes through pushing mechanism.
Preferably, the telescopic machanism is including seting up the sliding tray at the mounting panel top, and the bottom fixedly connected with of sliding tray has two fourth springs that symmetry set up, the upper end fixedly connected with sliding plate of fourth spring, and the triangle piece is fixed with the top of sliding plate.
Preferably, the pushing mechanism comprises a notch formed in the side wall of the mounting plate and communicated with the sliding groove, a pushing plate is slidably connected in the notch, and the pushing plate is fixed with the side wall of the sliding plate.
Compared with the prior art, the invention has the beneficial effects that:
this kind of low pressure power cabinet, through setting up circulation mechanism etc, when using, the internal heat of cabinet is conducted to the cavity through the inside wall of the cabinet body and heat radiation fins in and is absorbed by the coolant liquid, when temperature sensor detects the higher time of temperature of coolant liquid, open first solenoid valve and second solenoid valve, simultaneously, start the water pump, get into the cavity through the second solenoid valve after passing through first connecting pipe with the coolant liquid after the cooling in the cooling tank, fixed tank and second connecting pipe, and the higher coolant liquid of temperature in the cavity gets into cooling tank internal cooling through first solenoid valve, wait to circulate the back, close first solenoid valve and second solenoid valve, thereby improve refrigerated efficiency and effect, simultaneously, impurity such as dust can be avoided getting into the cabinet internal, safe and reliable more, and, impact makes it rotate at the surface of rotor fan when the coolant liquid gets into the fixed tank, the rotation of rotor fan drives the rotation of pivot, and then drive the rotor bar fan rotates, thereby make the fan carry out the operation of blowing to the inside of cabinet body, the air flow is accelerated, make the cooling efficiency higher, better effect.
This kind of low pressure power cabinet, through setting up buffer gear etc, when the anticollision board received external force collision, promote the stripper plate and slide to the cavity along fixed frame, simultaneously, promote the sliding tray and slide in the sleeve pipe, make damping fluid flow through the through-hole, and, first spring is compressed, thereby can play fine damping buffer effect, play certain protection effect, avoid causing the damage to the cabinet body, meanwhile, when the stripper plate moves in to the cavity, extrude the coolant liquid in the cavity, promote second movable rod and movable conducting block and remove, simultaneously, the third spring is stretched, thereby make two fixed conducting blocks break off, at this moment, the power cord disconnection, and then make the inside instrument outage of cabinet, avoid taking place the electric leakage accident, and, safe and reliable, and, when movable conducting block removes, drive the stopper and carry out synchronous movement, make the stopper slide on the inclined plane, and promote the triangular piece and move down, the fourth spring is compressed, when movable conducting block does not remove again, the stopper can offset with the limit surface, thereby carry out the stopper, carry out the restriction to the automatically, the movable conducting block is under the effect of first movable conducting block, need be cut off to the movable conducting block, at this moment, make the inside instrument is cut off to the movable conducting block, and make the movable triangular piece is cut off when the movable conducting block, and make the movable triangular piece is cut off, and then make the movable conducting block under the movable conducting block, and the instrument is cut off simultaneously, and simultaneously.
This kind of low-voltage power cabinet through setting up first moving mechanism etc, when the stripper plate removes to the cavity in, extrudees the coolant liquid in the cavity, promotes first movable rod and auxiliary stay board and removes to remove a plurality of auxiliary stay boards to the outside, simultaneously, the second spring is compressed, thereby can receive the collision at the cabinet body, carries out automatic extension with a plurality of auxiliary stay boards and carries out auxiliary stay, avoids it to empty, more reliable and stable.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the base of the present invention;
FIG. 3 is a schematic view of the internal structure of the cabinet according to the present invention;
FIG. 4 is a schematic view of the buffer mechanism and the first moving mechanism according to the present invention;
FIG. 5 is an enlarged schematic view of FIG. 2A;
FIG. 6 is an enlarged schematic view of the structure shown at B in FIG. 4;
FIG. 7 is an enlarged schematic view of FIG. 4 at C;
fig. 8 is an enlarged schematic view of the structure at D in fig. 7.
In the figure: 1. a cabinet body; 2. a circulation mechanism; 201. a first electromagnetic valve; 202. a temperature sensor; 203. a fixed box; 204. a second electromagnetic valve; 205. a second connection pipe; 206. a cooling box; 207. a first connection pipe; 3. a buffer mechanism; 301. a first connection plate; 302. a loop bar; 303. a second connection pad; 304. a first spring; 305. a sliding plate; 306. a through hole; 307. a sleeve; 4. a first moving mechanism; 401. a first moving lever; 402. a second spring; 5. a blowing mechanism; 501. a rotating lever; 502. a fan; 6. a driving mechanism; 601. rotating the fan; 602. a rotating shaft; 7. a second moving mechanism; 701. a second moving lever; 702. a third spring; 8. a limiting mechanism; 801. a limiting block; 802. a mounting plate; 803. triangular blocks; 804. an inclined plane; 805. a limiting surface; 9. a telescoping mechanism; 901. a sliding groove; 902. a fourth spring; 903. a sliding plate; 10. a pushing mechanism; 1001. a notch; 1002. a pushing plate; 11. a base; 12. an L-shaped plate; 13. a power line; 14. a chamber; 15. a fixed frame; 16. an extrusion plate; 17. an anti-collision plate; 18. an auxiliary supporting plate; 19. a connecting plate; 20. fixing the conductive block; 21. moving the conductive block; 22. and the heat dissipation fins.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-8, the present invention provides a technical solution: the utility model provides a low-voltage power cabinet, including the cabinet body 1 that the cavity set up, be provided with cavity 14 in the cabinet body 1, and the cavity 14 intussuseption is filled with the coolant liquid, the inside wall fixedly connected with of cabinet body 1 has a plurality of heat radiation fins 22, and the bottom fixedly connected with base 11 of cabinet body 1, be provided with the circulation mechanism 2 that is used for carrying out the circulation to the coolant liquid in the base 11, the bottom of cabinet body 1 is provided with the mechanism 5 that is used for blowing to the air, and the lateral wall of cabinet body 1 and top are all fixed to insert and are equipped with fixed frame 15, and fixed frame 15 interpolation is equipped with squeeze plate 16, the lateral wall fixedly connected with anticollision board 17 of squeeze plate 16, and the lateral wall of cabinet body 1 is connected with a plurality of auxiliary support boards 18 through buffer gear 4, and the inside wall fixedly connected with L shaped plate 12 of cabinet body 1, and the lateral wall fixedly connected with connecting plate 19 of L shaped plate 12, and the bottom fixedly connected with two fixed conducting blocks 20 of connecting plate 19, the lateral wall electrical connection has power cord 13, the lateral wall of cabinet body 1 is connected with the conducting block 21 through second movable block 7, the cooling efficiency is better for the cooling effect is realized to the side wall of cabinet body 1, the cooling device is used for the circulation to the side wall through the movable block 21, the cooling device is more effective to the cooling device is arranged at the side-side wall 8; when the collision happens, the power line 13 is automatically disconnected, so that the instrument inside the cabinet body 1 is powered off, the electric leakage accident is avoided, the safety and reliability are improved, and meanwhile, the auxiliary support plates 18 are automatically stretched out to be supported in an auxiliary mode, the toppling of the auxiliary support plates is avoided, and the safety and reliability are improved.
Referring to fig. 1 and 5, the circulation mechanism 2 includes a temperature sensor 202 fixedly inserted into the bottom of the cabinet 1, a first electromagnetic valve 201 is fixedly connected to the bottom of the cabinet 1, a cooling tank 206 is fixedly connected to the bottom of the first electromagnetic valve 201, a water pump is arranged in the cooling tank 206, a first connecting pipe 207 is fixedly connected to the water outlet end of the water pump, a fixed tank 203 is fixedly connected to the other end of the first connecting pipe 207, a second electromagnetic valve 204 is fixedly connected to the top of the cabinet 1, a second connecting pipe 205 is fixedly connected between the fixed tank 203 and the second electromagnetic valve 204, the water pump is started, cooling liquid cooled in the cooling tank 206 enters the chamber 14 through the first connecting pipe 207, the fixed tank 203 and the second connecting pipe 205, cooling liquid with higher temperature in the chamber 14 enters the cooling tank 206 through the first electromagnetic valve 201 for cooling, and after circulation is completed, the first electromagnetic valve 201 and the second electromagnetic valve 204 are closed, so that cooling efficiency and effect are improved.
Referring to fig. 3, the blowing mechanism 5 includes a rotating rod 501 rotatably connected to the bottom of the cabinet 1, and a fan 502 is fixedly sleeved on a side wall of the rotating rod 501, the rotating rod 501 is driven by a driving mechanism 6, and when the cooling liquid circulates, the rotating rod 501 and the fan 502 are driven by the driving mechanism 6 to rotate, so that the fan 502 blows air to the inside of the cabinet 1, and air flow is accelerated, so that cooling efficiency is higher and cooling effect is better.
Referring to fig. 5, the driving mechanism 6 includes a rotating fan 601 disposed in the fixed tank 203, the rotating fan 601 is rotatably connected with an inner sidewall of the fixed tank 203 through a rotating shaft 602, and an upper end of the rotating shaft 602 penetrates through a bottom of the cabinet 1 and is fixed with a lower end of the rotating rod 501, and when cooling liquid enters the fixed tank 203, the cooling liquid impacts on a surface of the rotating fan 601 to rotate, and the rotating fan 601 drives the rotating shaft 602 to rotate, so as to drive the rotating rod 501 and the fan 502 to rotate.
Referring to fig. 1 and 6, the buffer mechanism 3 includes a plurality of symmetrically disposed first connection plates 301 fixedly connected to the side wall and the top of the cabinet body 1, and the end portion of the first connection plates 301 is fixedly connected with a sleeve 307, damping liquid is filled in the sleeve 307, a sliding plate 305 is slidably connected in the sleeve 307, a plurality of through holes 306 arranged in array are provided at the end portion of the sliding plate 305, a sleeve rod 302 is fixedly connected to the end portion of the sliding plate 305, the other end of the sleeve rod 302 is fixedly connected with a second connection plate 303, the second connection plate 303 is fixed to the side wall of the anti-collision plate 17, a first spring 304 is sleeved on the side wall of the sleeve rod 302, one end of the first spring 304 is fixed to the end portion of the sleeve 307, and the other end of the first spring 304 is fixed to the end portion of the second connection plate 303, when the anti-collision plate 17 is collided by external force, the extrusion plate 16 is pushed to slide along the fixed frame 15 into the cavity 14, meanwhile, the sliding plate 305 is pushed to slide in the sleeve 307, the damping liquid flows through the through holes 306, and the first spring 304 is compressed, thereby the first spring 304 is capable of playing a good role of buffering effect, and avoiding damage to the cabinet body 1.
Referring to fig. 1 and 6, the first moving mechanism 4 includes a first moving rod 401 inserted into a side wall of the cabinet body 1, and the other end of the first moving rod 401 is fixed to a side wall of the auxiliary supporting plate 18, a second spring 402 is sleeved on the side wall of the first moving rod 401, and two ends of the second spring 402 are respectively fixed to the cabinet body 1 and the auxiliary supporting plate 18, when the extruding plate 16 moves into the cavity 14, the cooling liquid in the cavity 14 is extruded to push the first moving rod 401 and the auxiliary supporting plate 18 to move, so that the auxiliary supporting plates 18 move outwards, and meanwhile, the second spring 402 is compressed, so that the auxiliary supporting plates 18 can automatically extend to perform auxiliary supporting when the cabinet body 1 is collided, and toppling is avoided, and the cabinet is more stable and reliable.
Referring to fig. 7, the second moving mechanism 7 includes a second moving rod 701 inserted into the inner sidewall of the cabinet body 1, one end of the second moving rod 701 is fixed to the sidewall of the moving conductive block 21, a third spring 702 is sleeved on the sidewall of the second moving rod 701, two ends of the third spring 702 are respectively fixed to the moving conductive block 21 and the sidewall of the L-shaped plate 12, when the extrusion plate 16 moves into the cavity 14, the cooling liquid in the cavity 14 is extruded to push the second moving rod 701 and the moving conductive block 21 to move, and meanwhile, the third spring 702 is stretched, so that the two fixed conductive blocks 20 are disconnected, at this time, the power wire 13 is disconnected, so that an instrument inside the cabinet body 1 is powered off, an electric leakage accident is avoided, and the electric leakage accident is avoided.
Referring to fig. 7 and 8, the limiting mechanism 8 includes a limiting block 801 fixedly connected to the bottom of the movable conductive block 21, the inner side wall of the cabinet body 1 is fixedly connected with a mounting plate 802, the top of the mounting plate 802 is connected with a plurality of triangular blocks 803 arranged in an array through a telescopic mechanism 9, the triangular blocks 803 include an inclined plane 804 and a limiting surface 805, the movement of the triangular blocks 803 is pushed by the pushing mechanism 10, when the movable conductive block 21 moves, the limiting block 801 is driven to synchronously move, so that the limiting block 801 slides on the inclined plane 804 and pushes the triangular blocks 803 to move downwards, and when the movable conductive block 21 does not move any more, the limiting block 801 can abut against the limiting surface 805, so that the limiting block 801 is limited, and the movable conductive block 21 is prevented from automatically resetting under the action of the first spring 304.
Referring to fig. 8, the telescopic mechanism 9 includes a sliding groove 901 formed on the top of the mounting plate 802, two symmetrically arranged fourth springs 902 are fixedly connected to the bottom of the sliding groove 901, a sliding plate 903 is fixedly connected to the upper end of the fourth spring 902, and the triangle block 803 is fixed to the top of the sliding plate 903, so as to guide and reset the movement of the triangle block 803.
Referring to fig. 8, the pushing mechanism 10 includes a notch 1001 formed on a side wall of the mounting plate 802, the notch 1001 is communicated with the sliding groove 901, the pushing plate 1002 is slidably connected in the notch 1001, and the pushing plate 1002 is fixed to the side wall of the sliding plate 903, when the instrument inside the cabinet 1 needs to be powered on, the pushing plate 1002 is pushed to move downward, so as to drive the sliding plate 903 and the triangle 803 to move downward synchronously, meanwhile, the fourth spring 902 is compressed, so that the limiting block 801 is separated from the triangle 803, at this time, the moving conductive block 21 can move and reset under the action of the first spring 304 and is connected with the two fixed conductive blocks 20, at this time, the power line 13 is connected again, and further the instrument is powered on.
Working principle: when the cooling cabinet is used, heat in the cabinet body 1 is conducted into the cavity 14 through the inner side wall of the cabinet body 1 and the radiating fins 22 to be absorbed by cooling liquid, when the temperature sensor 202 detects that the temperature of the cooling liquid is higher, the first electromagnetic valve 201 and the second electromagnetic valve 204 are opened, meanwhile, the water pump is started, the cooling liquid cooled in the cooling box 206 enters the cavity 14 through the first connecting pipe 207, the fixed box 203 and the second connecting pipe 205 and then enters the cooling box 206 through the second electromagnetic valve 204, after circulation is completed, the first electromagnetic valve 201 and the second electromagnetic valve 204 are closed, so that the cooling efficiency and effect are improved, meanwhile, impurities such as dust and the like can be prevented from entering the cabinet body 1, the cooling cabinet is safer and more reliable, and when the cooling liquid enters the fixed box 203, the surface of the rotating fan 601 is impacted to rotate, the rotating fan 601 drives the rotating shaft 602 to rotate, and the rotating rod 501 fan and the fan 502 to rotate, the fan 502 is enabled to operate the inside the cabinet body 1, and the air is accelerated to flow, and the cooling effect is better;
when the anti-collision plate 17 is collided by external force, the extrusion plate 16 is pushed to slide into the cavity 14 along the fixed frame 15, meanwhile, the sliding disc 305 is pushed to slide in the sleeve 307, so that damping liquid flows through the through hole 306, the first spring 304 is compressed, a good damping buffer effect can be achieved, a certain protection effect is achieved, damage to the cabinet 1 is avoided, meanwhile, when the extrusion plate 16 moves into the cavity 14, the cooling liquid in the cavity 14 is extruded, the second moving rod 701 and the moving conducting block 21 are pushed to move, meanwhile, the third spring 702 is stretched, so that the two fixed conducting blocks 20 are disconnected, at the moment, the power line 13 is disconnected, further, an instrument in the cabinet 1 is powered off, an electric leakage accident is avoided, safety and reliability are guaranteed, when the moving conducting block 21 moves, the limiting block 801 is driven to move synchronously, the limiting block 801 slides on the inclined plane 804, the triangular block 803 is pushed to move downwards, the fourth spring 902 is compressed, when the moving conducting block 21 does not move any more, the limiting block 801 can automatically abut against the limiting block 805, and the first conducting block 801 is prevented from resetting the moving the limiting block 21;
meanwhile, when the extrusion plate 16 moves into the chamber 14, the cooling liquid in the chamber 14 is extruded to push the first moving rod 401 and the auxiliary supporting plates 18 to move, so that the auxiliary supporting plates 18 are moved outwards, and meanwhile, the second springs 402 are compressed, so that the auxiliary supporting plates 18 can be automatically stretched out to be supported in an auxiliary manner when the cabinet body 1 is collided, the toppling of the auxiliary supporting plates is avoided, and the auxiliary supporting plates are more stable and reliable;
when the instrument inside the cabinet body 1 needs to be electrified, the pushing plate 1002 is pushed to move downwards, so that the sliding plate 903 and the triangular block 803 are driven to move downwards synchronously, meanwhile, the fourth spring 902 is compressed, the limiting block 801 is separated from the triangular block 803, at the moment, the movable conductive block 21 can be moved to reset under the action of the first spring 304 and is communicated with the two fixed conductive blocks 20, at the moment, the power line 13 is communicated again, and then the instrument is electrified.
Claims (1)
1. The utility model provides a low voltage power cabinet, includes the cabinet body (1) of cavity setting, its characterized in that: the utility model discloses a cabinet body (1), be provided with cavity (14) in cabinet body (1), and cavity (14) intussuseption is filled with coolant liquid, the inside wall fixedly connected with of cabinet body (1) a plurality of radiator fins (22), and the bottom fixedly connected with base (11) of cabinet body (1), be provided with in base (11) and be used for carrying out circulating circulation mechanism (2) to coolant liquid, the bottom of cabinet body (1) is provided with and is used for blowing mechanism (5) to the air, and the lateral wall and the top of cabinet body (1) are all fixed to be inserted and are equipped with fixed frame (15), and fixed frame (15) interpolation is equipped with stripper plate (16), one side lateral wall fixedly connected with buffer plate (17) of fixed frame (15) are kept away from to stripper plate (16), when buffer plate (17) receive external force collision, promote stripper plate (16) to be connected to lateral wall and top of cavity (14) through buffer gear (3), the lateral wall of cabinet body (1) is connected with lateral wall (12) of auxiliary support plate (12), the bottom of the connecting plate (19) is fixedly connected with two symmetrically arranged fixed conductive blocks (20), the side walls of the two fixed conductive blocks (20) are electrically connected with a power line (13), the inner side wall of the cabinet body (1) is connected with a movable conductive block (21) through a second moving mechanism (7), and the inner side wall of the cabinet body (1) is provided with a limiting mechanism (8) for limiting the movable conductive block (21);
the circulating mechanism (2) comprises a temperature sensor (202) fixedly inserted into the bottom of the cabinet body (1), a first electromagnetic valve (201) is fixedly connected to the bottom of the cabinet body (1), the top of the first electromagnetic valve (201) is communicated with the cavity (14), a cooling box (206) is fixedly connected to the bottom of the first electromagnetic valve (201), a water pump is arranged in the cooling box (206), a first connecting pipe (207) is fixedly connected to the water outlet end of the water pump, a fixed box (203) is fixedly connected to the other end of the first connecting pipe (207), a second electromagnetic valve (204) is fixedly connected to the top of the cabinet body (1), a second connecting pipe (205) is fixedly connected between the fixed box (203) and the second electromagnetic valve (204), and the other end of the second electromagnetic valve (204) is communicated with the cavity (14);
the damping mechanism (3) comprises a plurality of symmetrically arranged first connecting plates (301) fixedly connected to the side wall and the top of the cabinet body (1), a sleeve (307) is fixedly connected to the end part of the first connecting plate (301), damping liquid is filled in the sleeve (307), a sliding plate (305) is connected in a sliding mode in the sleeve (307), a plurality of through holes (306) arranged in an array mode are formed in the end part of the sliding plate (305), a sleeve rod (302) is fixedly connected to the end part of the sliding plate (305), a second connecting plate (303) is fixedly connected to the other end of the sleeve rod (302), the second connecting plate (303) is fixedly connected to the side wall of the anti-collision plate (17), a first spring (304) is sleeved on the side wall of the sleeve rod (302), one end of the first spring (304) is fixedly connected with the end part of the sleeve (307), and the other end of the first spring (304) is fixedly connected with the end part of the second connecting plate (303).
The air blowing mechanism (5) comprises a rotating rod (501) which is rotationally connected to the bottom of the cabinet body (1), a fan (502) is fixedly sleeved on the side wall of the rotating rod (501), the rotation of the rotating rod (501) is driven by a driving mechanism (6), the driving mechanism (6) comprises a rotating fan (601) which is arranged in a fixed box (203), the rotating fan (601) is rotationally connected with the inner side wall of the fixed box (203) through a rotating shaft (602), the upper end of the rotating shaft (602) penetrates through the bottom of the cabinet body (1) and is fixed with the lower end of the rotating rod (501), the first moving mechanism (4) comprises a first moving rod (401) which is inserted into the side wall of the cabinet body (1), the other end of the first moving rod (401) is fixed with the side wall of an auxiliary supporting plate (18), the side wall of the first moving rod (401) is sleeved with a second spring (402), two ends of the second spring (402) are respectively fixed with the cabinet body (1) and the auxiliary supporting plate (18), when the extruding plate (16) moves towards the inner side of the chamber (14) to push the inner side of the cabinet body (14) to cool the inner side of the auxiliary supporting plate (18), and the auxiliary supporting plate (18) to move the inner side of the first moving plate (14) towards the inner side of the cooling plate (1), the second moving mechanism (7) comprises a second moving rod (701) inserted into the inner side wall of the cabinet body (1), one end of the second moving rod (701) is fixed with the side wall of the moving conducting block (21), a third spring (702) is sleeved on the side wall of the second moving rod (701), two ends of the third spring (702) are respectively fixed with the moving conducting block (21) and the side wall of the L-shaped plate (12), when the extruding plate (16) moves into the cavity (14), the cooling liquid in the cavity (14) is extruded to push the second moving rod (701) and the moving conducting block (21), meanwhile, the third spring 702 is stretched, so that two fixed conducting blocks (20) are disconnected, at the moment, a power line (13) is disconnected, an instrument inside the cabinet body (1) is powered off, the limiting mechanism (8) comprises a limiting block (801) fixedly connected to the bottom of the moving conducting block (21), the inner side wall of the cabinet body (1) is fixedly connected with a limiting block (802), the top of the mounting plate (802) is connected with a plurality of triangular blocks (803) through a plurality of triangular blocks (803) which are arranged in a telescopic way, the triangular block (803) is pushed by a plurality of triangular blocks (803) and the triangular block (803) is arranged on the triangular block (803), the telescopic mechanism (9) comprises a sliding groove (901) formed in the top of the mounting plate (802), two symmetrically arranged fourth springs (902) are fixedly connected to the bottom of the sliding groove (901), the upper ends of the fourth springs (902) are fixedly connected with sliding plates (903), triangular blocks (803) are fixed to the tops of the sliding plates (903), the pushing mechanism (10) comprises a notch (1001) formed in the side wall of the mounting plate (802), the notch (1001) is communicated with the sliding groove (901), pushing plates (1002) are connected to the inner sides of the notch (1001), and the pushing plates (1002) are fixed to the side wall of the sliding plates (903).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311240367.6A CN116979407B (en) | 2023-09-25 | 2023-09-25 | Low-voltage power cabinet |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311240367.6A CN116979407B (en) | 2023-09-25 | 2023-09-25 | Low-voltage power cabinet |
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| CN116979407A CN116979407A (en) | 2023-10-31 |
| CN116979407B true CN116979407B (en) | 2024-01-09 |
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| CN202311240367.6A Active CN116979407B (en) | 2023-09-25 | 2023-09-25 | Low-voltage power cabinet |
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|---|---|
| CN116979407A (en) | 2023-10-31 |
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