CN116435896A - Multi-point heat dissipation type power distribution cabinet based on temperature detection - Google Patents
Multi-point heat dissipation type power distribution cabinet based on temperature detection Download PDFInfo
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- CN116435896A CN116435896A CN202310582960.2A CN202310582960A CN116435896A CN 116435896 A CN116435896 A CN 116435896A CN 202310582960 A CN202310582960 A CN 202310582960A CN 116435896 A CN116435896 A CN 116435896A
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- 230000017525 heat dissipation Effects 0.000 title claims abstract description 55
- 238000001514 detection method Methods 0.000 title claims abstract description 26
- 230000007246 mechanism Effects 0.000 claims abstract description 50
- 238000007664 blowing Methods 0.000 claims abstract description 45
- 238000007789 sealing Methods 0.000 claims description 39
- 238000009434 installation Methods 0.000 claims description 32
- 239000002184 metal Substances 0.000 claims description 15
- 230000000903 blocking effect Effects 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 230000005855 radiation Effects 0.000 claims 1
- 239000003570 air Substances 0.000 description 108
- 238000001816 cooling Methods 0.000 description 6
- 239000011324 bead Substances 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 239000012080 ambient air Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000002159 abnormal effect Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 206010010904 Convulsion Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000036461 convulsion Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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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
- H02B1/32—Mounting of devices therein
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention discloses a multipoint heat dissipation type power distribution cabinet based on temperature detection, and relates to the technical field of power distribution cabinets. The invention comprises a temperature detection mechanism for detecting temperatures at a plurality of positions in the power distribution cabinet and a heat dissipation mechanism for blowing and dissipating heat at a plurality of positions in the power distribution cabinet; the heat dissipation mechanism comprises a blowing component and a return air component which are oppositely arranged. According to the invention, the temperatures of a plurality of positions in the power distribution cabinet are detected, and the plurality of positions in the power distribution cabinet are selectively subjected to blowing and heat dissipation through the heat dissipation mechanism according to actual conditions, so that the problem that the local heat dissipation is not timely due to the fact that independent heat dissipation cannot be carried out on different points in the power distribution cabinet according to requirements is solved; meanwhile, when the blowing component is adopted to blow the relatively low-temperature environment wind into the power distribution cabinet, the relatively high-temperature in-cabinet wind at the original position escapes to other positions in the accessory cabinet 1, so that the temperature of other areas is rapidly increased.
Description
Technical Field
The invention belongs to the technical field of power distribution cabinets, and particularly relates to a multipoint heat dissipation type power distribution cabinet based on temperature detection.
Background
The electric cabinet is a safe control cabinet which is used for assembling the switch equipment, the measuring instrument, the protection electrical appliance and the auxiliary equipment in the closed or semi-closed metal cabinet or on the screen according to the electric wiring requirement, and the arrangement of the electric cabinet meets the requirement of normal operation of an electric power system, is convenient to overhaul and does not crisis the human body and surrounding equipment. The power distribution cabinet comprises a power distribution cabinet, a power distribution box, an electric appliance control cabinet and the like, and a circuit can be switched on or off by means of a manual or automatic switch in normal operation. In case of failure or abnormal operation, the circuit is cut off or an alarm is given by means of a protective electric appliance. The measuring instrument can display various parameters in operation, and can also adjust certain electrical parameters to prompt or send out signals when the measuring instrument deviates from the normal working state. The lock is commonly used in various locks for distributing and transforming. The power distribution cabinet is in a closed or semi-closed environment because the electronic components in the power distribution cabinet are damaged when the temperature in the closed or semi-closed environment is too high, so that the service life of the power distribution cabinet is shortened.
Because the switch board is when using, its internally mounted has multiple different electrical components to and because the inside gaseous condition that is in relatively non-mobile of switch board, lead to when in actual use, in a period of time, the temperature of the inside different regions of switch board is different.
The utility model discloses a multimode switch board as disclosed in CN109888625B, which comprises a cabinet body, wherein the top end of the cabinet body is also fixedly connected with a top cover, a circle of strip-shaped ventilation holes are further formed in the side wall of the top cover, fans are fixedly arranged on two sides of the inner wall of the top cover, two rows of insulating heat dissipation plates are hung above the interior of the cabinet body through electric telescopic rods and corresponding connecting arms, electric heating wires are fixed on the heat dissipation plates, a fourth temperature sensor and a third temperature sensor are further arranged at the lower end part of the cabinet body, and a first temperature controller is further arranged inside the cabinet body; a row of strip-shaped heat dissipation holes are formed in the side walls of the two ends of the cabinet body, the inner wall of each strip-shaped heat dissipation hole is rotationally connected with an air deflector through a rotating shaft, the opening of each strip-shaped heat dissipation hole can be adjusted through the air deflector, and the whole heat dissipation according to the whole problem inside the power distribution cabinet can be achieved. In the invention, two air inlet pipes are arranged on the cabinet body and blow electric elements in the cabinet body through the air outlets arranged at the bottom in a rotating way, so that the electric elements can periodically obtain the same blowing force, the heat dissipation of the electric elements in the cabinet body is more uniform and efficient, a driving combination for controlling the up-and-down movement of the two alternate air inlet pipes is further arranged, a driving shaft and a connecting rod are arranged on the driving combination, and the connecting rod can be driven to swing up and down when the driving shaft rotates, thereby driving the two air inlet pipes to move up and down; it discloses periodically blowing and radiating electric elements. And a power distribution cabinet for automatically detecting and controlling the internal temperature state as disclosed in CN108873978A, wherein the power distribution cabinet comprises a switch cabinet and a transformer cabinet, and further comprises a detection module and a control module; the detection module comprises a digital temperature sensor arranged inside the switch cabinet and a non-contact temperature sensor positioned inside the transformer cabinet; the control module comprises a fan arranged in the transformer cabinet, water cooling equipment arranged in the switch cabinet and a rapid cooling device; the temperature sensor also comprises a data gateway and an STM singlechip, wherein the data gateway is used for acquiring temperature data acquired by the digital temperature sensor and the non-contact temperature sensor.
In these prior art schemes, all there is the difference that can't carry out the point position according to the inside different point positions temperature of switch board and dispel the heat, be can't carry out independent heat dissipation to the inside different point positions of switch board according to the demand promptly to lead to the untimely problem of local heat dissipation.
Disclosure of Invention
The invention aims to provide a multipoint heat dissipation type power distribution cabinet based on temperature detection, which is used for detecting temperatures of a plurality of positions in the power distribution cabinet and selectively carrying out blowing heat dissipation on the plurality of positions in the power distribution cabinet through a heat dissipation mechanism according to actual conditions, so that the problem that independent heat dissipation cannot be carried out on different points in the power distribution cabinet according to requirements, and local heat dissipation is not timely is solved.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a multipoint heat dissipation type power distribution cabinet based on temperature detection, which comprises a temperature detection mechanism for detecting temperatures at a plurality of positions in the power distribution cabinet and a heat dissipation mechanism for blowing and dissipating heat at a plurality of positions in the power distribution cabinet; the heat dissipation mechanism comprises an air blowing component and an air return component which are oppositely arranged;
the air blowing assembly comprises an air inlet structure arranged on one side wall of the power distribution cabinet, and the end part of the air inlet structure is communicated with an air blowing nozzle through a hose A; the air return assembly comprises an air return structure arranged on one side wall of the power distribution cabinet, wherein the air return structure is communicated with at least two hoses B, and the end parts of the hoses B are communicated with an air return nozzle; the air blowing assembly is communicated with the air blowing fan through the switching valve A, the air returning assembly is communicated with the air returning fan through the switching valve B, the temperature detecting mechanism is connected with the controller, and the controller is connected with the air returning fan, the air blowing fan, the switching valve A and the switching valve B.
As a preferable technical scheme of the invention, a sliding rail A is arranged on the inner side wall of the power distribution cabinet positioned at one side of the air inlet structure, and two sliding blocks A are cooperatively arranged on the sliding rail A; a support rod is hinged on a sliding block A far away from the air inlet structure, a connecting rod is hinged on a sliding block A close to the air inlet structure, and the end part of the connecting rod is hinged on one side of the support rod; and the blowing nozzle is hinged at the end part of the supporting rod.
As a preferable technical scheme of the invention, a sliding rail B is arranged on the inner side wall of the power distribution cabinet positioned at one side of the return air structure, at least two sliding blocks B are arranged on the sliding rail B in a matching way, and a rod assembly for installing a return air nozzle is arranged on the sliding blocks B; the air return nozzle is arranged at the end part of the first rod; nuts are respectively connected with the first rod at the two sides of the second rod in a threaded manner; the first rod and the second rod comprise an inner sleeve rod and an outer sleeve rod which are sleeved with each other, and the end part of the outer sleeve rod is provided with a locking bolt A.
As a preferable technical scheme of the invention, the air inlet structure and the air return structure are the same, and openings for installing the air inlet structure and/or the air return structure are arranged on the two opposite side walls of the power distribution cabinet; the air inlet structure comprises a pipe body with a convex ring arranged on one periphery; when the power distribution cabinet is installed, the convex ring is abutted against one side surface of the outer side wall of the power distribution cabinet, and a sealing ring A is installed in a matched mode; one end of the pipe body is communicated with the switching valve A, the other end of the pipe body is provided with a sealing plate in a matched manner, and a hose connector communicated with the hose B and/or the hose A is arranged on the sealing plate; the outer peripheral side wall of the pipe body is also provided with a plurality of protruding blocks, the protruding blocks are provided with adjusting bolts A, gaskets are arranged between the end parts of the adjusting bolts A and the inner side wall of the power distribution cabinet during installation, the inner sides of the gaskets are provided with notch A for avoiding the protruding blocks, and the inner sides of the holes are provided with notch B for avoiding the protruding blocks; and a groove for inserting the end part of the adjusting bolt A is formed in one side, close to the adjusting bolt A, of the gasket.
As a preferable technical scheme of the invention, one side of the sealing plate, which is close to the pipe body, is provided with a convex edge, and the outer side wall of the convex edge is provided with a sealing ring B matched with the inner wall of the pipe body; the edge side of the sealing plate is at least provided with two locking bolts B, and a side surface of the gasket, which is close to the sealing plate, is provided with a threaded sleeve in threaded connection with the locking bolts B.
As a preferable technical scheme of the invention, the temperature detection mechanism comprises a plurality of temperature sensing pipes which are respectively arranged at a plurality of positions in the power distribution cabinet, the temperature sensing pipes comprise a temperature sensing pipe body, one end of the temperature sensing pipe body is communicated with a piston cylinder through a hose C, a piston is arranged in the piston cylinder, and an L-shaped rod is connected to the piston; the support is arranged at the end part of the L-shaped rod and comprises a base A and a base B which are arranged in parallel, and the base A and the base B are connected with a telescopic column; the pressure sensor is arranged on the base A, a through hole is formed in the base B, a T-shaped rod is arranged at the through hole in a penetrating mode, the T-shaped rod is connected to the base B through a spring A, and an abutting block abutting against the pressure sensor is connected to the end portion of the T-shaped rod through the spring B.
As a preferable technical scheme of the invention, the top of the base B is connected with an L-shaped mounting plate, and the piston cylinders are all fixed on the L-shaped mounting plate; the piston cylinder and the bracket are both arranged in the shell, and the top of the shell is also provided with an air pressure balance pipe communicated with the environment; when the air pressure balance pipe is installed, the shell is buried underground, and the end part of the air pressure balance pipe is exposed outside.
As a preferable technical scheme of the invention, the hose C penetrates through the bottom of the power distribution cabinet, and the inner side wall of the power distribution cabinet is provided with a mounting mechanism for mounting the temperature sensing pipe body; the installation mechanism comprises a sliding block C and a sliding block D which are symmetrically and respectively installed on the sliding rail A and the sliding rail B in a matched mode, and one sides of the sliding block C and the sliding block D are respectively provided with a hoop structure for installing and fixing the temperature sensing pipe body; the anchor ear structure includes a mounting panel of rotatable installation in slider C slider D one side, one side of mounting panel is connected with the anchor ear that has the installation ear through two fixing bolt.
As a preferable technical scheme of the invention, the structure of the switching valve A and the structure of the switching valve B are the same, the switching valve A comprises a rectangular pipe, a plurality of groups of through hole structures are arranged on the rectangular pipe, and any group of through hole structures respectively comprise through holes arranged on two opposite side walls of the rectangular pipe; a convex edge part is arranged on the outer side wall of the rectangular pipe at the through hole, a sphere protrudes out of the rectangular pipe from the through hole, one side of the sphere is connected with a sealing blocking plate matched and blocked on the convex edge part through a connecting rod, a U-shaped mounting frame is arranged on the outer side wall of the rectangular pipe at the periphery of the convex edge part, and a spring C is connected between the sealing blocking plate and the U-shaped mounting frame; a pipe joint is arranged on the outer side wall of the rectangular pipe positioned on the periphery of the U-shaped mounting frame; one end of the rectangular pipe is provided with a telescopic mechanism which stretches along the length direction of the rectangular pipe and is connected with the controller, and the output end of the telescopic mechanism is connected with a control block with a guide inclined plane at the end part.
As a preferable technical scheme of the invention, one end of the rectangular pipe is connected with the round pipe, one end of the round pipe is connected with the installation bin for installing the telescopic mechanism, and the output end of the telescopic mechanism is connected with the piston body which slides along the inner wall of the round pipe in a sealing way.
As a preferable technical scheme of the invention, the air return nozzle comprises a shell body, wherein the shell body comprises a square tube and an air inlet part which is integrally formed at the end part of the square tube and gradually contracts along the direction close to the square tube; an air inlet adjusting cover is arranged at the port of the air inlet part and comprises a frame body with an installation edge, an installation bolt is arranged on the installation edge, and a plurality of parallel wind shields are hinged on the frame body; the U-shaped frame is characterized in that a U-shaped frame A is arranged on the outer side of the frame body, a movable sliding sleeve is arranged on the U-shaped frame A along the length direction of the U-shaped frame A, a U-shaped clamping block clamped on the edge side of the wind shield is arranged on one side, close to the wind shield, of the sliding sleeve, and a locking bolt is arranged on the sliding sleeve.
As a preferable technical scheme of the invention, the blowing nozzle comprises a rectangular cylindrical shell, the end part of the supporting rod is provided with a mounting seat for mounting the shell, the mounting seat comprises a shaft hole arranged on the end surface of the supporting rod, a rotating shaft is rotatably connected to the shaft hole, the end part of the rotating shaft is connected with a U-shaped seat, the end part of the supporting rod is also provided with a locking bolt C for fixing the rotating shaft, the shell is hinged to the U-shaped seat through a hinge shaft arranged outside the shell, and the U-shaped seat is provided with a locking bolt D; a metal spring plate is arranged on two opposite inner side walls of the shell, the two metal spring plates are arranged in an eight shape, the end parts of the metal spring plates are gradually contracted to form a narrow air passage, the end parts of the narrow air passage are connected with an adjusting frame for controlling the width of a gap at the opening end of the narrow air passage, the adjusting frame comprises a cross beam positioned in the middle, a plurality of U-shaped frames B are arranged on the peripheral side of the cross beam along the length direction of the cross beam, and the end parts of the U-shaped frames B positioned on the two sides of the cross beam are connected with supporting rods which are supported on the back surfaces of the two metal spring plates; the cross beam is connected with a connecting rod, the end part of the connecting rod penetrates through the narrow air passage and is rotationally connected with a spring D arranged in the shell, and the spring D is in a stretching state; an adjusting bolt B is connected to the shell in the spring D in a sealing threaded mode, and the end portion of the adjusting bolt B abuts against the end portion of the connecting rod.
The invention has the following beneficial effects:
1. according to the invention, the temperatures of the multiple positions in the power distribution cabinet are detected, and the multiple positions in the power distribution cabinet are selectively subjected to air blowing and heat dissipation through the heat dissipation mechanism according to actual conditions, so that the problem that the independent heat dissipation cannot be carried out on different points in the power distribution cabinet according to requirements, and the local heat dissipation is not timely is solved.
2. When the air blowing device is used, relatively low-temperature ambient air is blown into the power distribution cabinet through the air blowing component, and relatively high-temperature cabinet air in the power distribution cabinet is pumped out and discharged into the environment through the air return component, so that local cooling is realized, and meanwhile, when the relatively low-temperature ambient air is blown into the power distribution cabinet through the air blowing component, the relatively high-temperature cabinet air in the original position is prevented from being dissipated to other positions in the accessory cabinet, and the temperature of other areas is rapidly increased.
3. According to the invention, the two sliding blocks A are controlled to move on the sliding rail A and the distance between the two sliding blocks A is controlled to adjust the installation position of the air blowing nozzle in the horizontal direction, so that the air blowing nozzle is convenient to adjust to align to the position to be blown; simultaneously and through adjusting lever two at pole one end rotation and control lever one and the flexible of lever two, and then realize conveniently carrying out the adjustment of position to the return air mouth realization in X axle, Y axle and Z axle direction, make things convenient for the return air mouth to aim at waiting the convulsions position.
4. The distances from the maximum extension of the four L-shaped rods to the base B are sequentially increased, so that when the four L-shaped rods are completely extended, the readings read by the pressure sensor are different, and the judgment of the readings of the pressure sensor is used for judging which L-shaped rod corresponding to the temperature sensing tube body extends.
Of course, it is not necessary for any one product to practice the invention to achieve all of the advantages set forth above at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of a heat dissipation system of a multi-point heat dissipation type power distribution cabinet according to the present invention;
fig. 2 is a schematic diagram of an air inlet and outlet flow of a heat dissipation system of a multi-point heat dissipation type power distribution cabinet according to the present invention;
fig. 3 is a layout diagram of a heat dissipation system of a multi-point heat dissipation type power distribution cabinet according to the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 3 at B;
FIG. 5 is a schematic view of a blower assembly according to the present invention;
FIG. 6 is an enlarged view of a portion of FIG. 5 at A;
FIG. 7 is a schematic view of the mounting mechanism of the present invention;
FIG. 8 is a schematic view of a part of the temperature detecting mechanism according to the present invention;
FIG. 9 is a schematic diagram of a switching valve A according to the present invention;
FIG. 10 is an enlarged view of a portion of FIG. 9 at C;
FIG. 11 is a schematic view of the structure of the air nozzle of the present invention;
fig. 12 is a front view of fig. 11;
FIG. 13 is a cross-sectional view taken at A-A of FIG. 12;
FIG. 14 is a schematic view of the structure of the adjusting frame of the present invention;
fig. 15 is a schematic view of the structure of the return air nozzle of the present invention.
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.
In the description of the present invention, it should be understood that the terms "open," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like indicate orientation or positional relationships, merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the components or elements 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.
Referring to fig. 1, the invention relates to a multipoint heat dissipation type power distribution cabinet based on temperature detection, which comprises four groups of heat dissipation mechanisms 2 respectively arranged at different heights inside the power distribution cabinet 1 from top to bottom, and a temperature detection mechanism 3 for detecting the temperature at the installation positions of the four groups of heat dissipation mechanisms 2;
in the above, the four temperature detection mechanisms 3 are used for respectively detecting the temperatures at four different height positions inside the power distribution cabinet 1; meanwhile, the four different height positions inside the power distribution cabinet 1 are subjected to blowing and heat dissipation through the heat dissipation mechanism 2.
In the above, in order to better realize the heat dissipation, the cooling mechanism 2 includes the relative subassembly 2a that bloies and return air subassembly 2b that set up, in the use through the subassembly 2a of bloies to the inside relatively low temperature's of blowing into of switch board ambient wind to in the cabinet internal air extraction and the environment of being got into of switch board through return air subassembly 2b, thereby realize the local cooling, when avoiding adopting the subassembly 2a of blowing to blow into the inside relatively low temperature's of switch board ambient wind simultaneously, the inside other positions department of inside accessory cabinet 1 of the relatively high temperature of home position department is dissipated to the inside wind of cabinet, leads to other regional temperature to rise sharply.
Referring to fig. 1-2, specifically, in the present invention, in order to implement intelligent control, a blowing component 2a is connected to a blowing fan through a switching valve A4, a return air component 2B is connected to a return air fan through a switching valve B5, and a temperature detecting mechanism 3 is connected to a controller, where the controller is connected to the return air fan 100a, the blowing fan 100B, the switching valve A4 and the switching valve B5; the temperature detection mechanism 3 is used for detecting the temperatures at different heights in the power distribution cabinet 1; when detecting that the temperature at a certain point is abnormal, controlling the switching valve A4 and the switching valve B5 to rotate to corresponding positions, and then synchronously starting the return air blower and the blowing blower; through the synergism of return air fan, blower, thereby carry out the air exchange with the corresponding high department of switch board 1 inside and accomplish the cooling.
Specifically, in the present invention, as shown in fig. 3, the blowing component 2a includes an air inlet structure installed on a side wall of the power distribution cabinet 1, and an end of the air inlet structure is communicated with a blowing nozzle 21 through a hose a 20; the return air assembly 2B comprises a return air structure arranged on one side wall of the power distribution cabinet 1, wherein the return air structure is communicated with two hoses B22, and the end part of each hose B22 is communicated with a return air nozzle 23; during use, under the action of the return air fan, the air in the power distribution cabinet 1 is sucked out through the return air nozzle 23, and under the action of the blowing fan, the ambient air is blown into the power distribution cabinet 1 through the blowing nozzle 21.
It can be understood that, as shown in fig. 3 and 5-6, in order to adjust the alignment position of the air blowing nozzle 21, a sliding rail a11 is arranged on the inner side wall of the power distribution cabinet 1 positioned at one side of the air inlet structure, and two sliding blocks a12 are cooperatively arranged on the sliding rail a 11; a support rod 13 is hinged on a sliding block A12 far away from the air inlet structure, a connecting rod 14 is hinged on a sliding block A12 close to the air inlet structure, and the end part of the connecting rod 14 is hinged on one side of the support rod 13; in the invention, the installation position of the air blowing nozzle 21 in the horizontal direction is adjusted by controlling the two sliding blocks A12 to move on the sliding rail A11 and the distance between the two sliding blocks A12, so that the air blowing nozzle 21 is conveniently adjusted to be aligned to the position to be blown.
It can be understood that, as shown in fig. 3-4, in order to adjust the position of the return air nozzle 23, a sliding rail B15 is arranged on the inner side wall of the power distribution cabinet 1 positioned at one side of the return air structure, two sliding blocks B16 are cooperatively arranged on the sliding rail B15, and a rod assembly for installing the return air nozzle 23 is arranged on the sliding block B16; the rod assembly comprises a first rod 17 arranged at the top of the sliding block B16, a second rod 18 which is vertical to the length direction of the first rod 17 in the length direction is connected to the top of the first rod 171 through threads, and a return air nozzle 23 is arranged at the end part of the second rod 18; and nuts 19 are respectively connected with the first rods 17 positioned on the two sides of the second rods 18 in a threaded manner; the first rod 17 and the second rod 18 comprise an inner sleeve rod 170 and an outer sleeve rod 171 which are sleeved with each other, and a locking bolt A is arranged at the end part of the outer sleeve rod 171; the sliding block B16 is controlled to move on the sliding rail B15, the second adjusting rod 18 rotates at the end part of the first rod 17, and the first rod 17 and the second rod 18 are controlled to stretch out and draw back, so that the position of the return air nozzle 23 in the X-axis, Y-axis and Z-axis directions is conveniently adjusted, the return air nozzle 23 is conveniently aligned with the position to be extracted, and then when the heat dissipation mechanism 2 is started to dissipate heat, the ideal high-temperature cabinet air in the highest temperature area can be rapidly extracted from the inside of the power distribution cabinet 1.
It will be appreciated that in some possible embodiments, the air inlet structure and the air return structure are provided identically, and openings for installing the air inlet structure and/or the air return structure are provided on both opposite side walls of the power distribution cabinet 1;
specifically, as shown in fig. 6, the air inlet structure includes a pipe body 2 with a convex ring 201 on a peripheral side, during installation, the control pipe body 2 is inserted from outside to inside and passes through the opening, at this time, the convex ring 201 abuts against the outer side wall of the power distribution cabinet 1, and for tightness, a sealing ring a202 is installed on one side surface of the outer side wall of the power distribution cabinet 1 in a matched manner, tightness after installation is ensured by using the sealing ring a202, and internal exchange of gas through gaps between the convex ring 201 and the power distribution cabinet 1 is avoided.
In the invention, one end of a pipe body 2 is communicated with a switching valve A4, the other end is provided with a sealing plate 24 which is matched and installed, and a hose joint 25 which is communicated with a hose B22 and/or a hose A20 is arranged on the sealing plate 24; four lugs 203 are further arranged on the peripheral side wall of the pipe body 2, an adjusting bolt A204 is arranged on each lug 203, a gasket 205 is arranged between the end part of the adjusting bolt A204 and the inner side wall of the power distribution cabinet 1 during installation, a notch A206 for avoiding the lug 203 is arranged on the inner side of the gasket 205, and a notch B for avoiding the lug 203 is arranged on the inner side of the opening; a groove for inserting the end part of the adjusting bolt A204 is formed in one side, close to the adjusting bolt A204, of the gasket 205; a convex edge is arranged on one side of the sealing plate 24 close to the pipe body 2, and a sealing ring B matched with the inner wall of the pipe body 2 is arranged on the outer side wall of the convex edge; at least two locking bolts B241 are arranged on the edge side of the sealing plate 24, and a threaded sleeve 207 in matched threaded connection with the locking bolts B241 is arranged on one side surface of the gasket 205, which is close to the sealing plate 24;
the installation comprises the steps that after the pipe body 2 is inserted into and passes through the opening from outside to inside, a gasket 205 is arranged between the lug 203 and the inner side wall of the power distribution cabinet 1 through the matching of the notch A206 and the lug 203, and then an adjusting bolt A204 arranged on the lug 203 is rotated to enable the gasket 205 to be propped against the inner side wall of the power distribution cabinet 1; then, when the sealing plate 24 is assembled to the end of the pipe body 2, the sealing plate 24 is controlled to rotate at the end of the pipe body 2, after the locking bolt B241 is aligned with the threaded sleeve 207, the locking bolt B241 is controlled to rotate until the locking bolt B241 is screwed into the threaded sleeve 207, and the sealing plate 24 is continuously rotated until the sealing plate 24 abuts against the end of the pipe body 2.
It will be appreciated that in some possible embodiments, as shown in fig. 1 and 8, the temperature detecting mechanism 3 includes four more temperature sensing tubes respectively disposed at a plurality of positions inside the power distribution cabinet 1, the temperature sensing tubes include a temperature sensing tube body 6, one end of the temperature sensing tube body 6 is communicated with a piston cylinder 62 through a hose C, a piston 63 is disposed in the piston cylinder 62, and an L-shaped rod 64 is connected to the piston 63; a bracket is arranged at the end part of the L-shaped rod 64 and comprises a base A601 and a base B602 which are arranged in parallel, and the base A601 and the base B602 are connected with a telescopic column 603; the base A601 is provided with a pressure sensor 604, the base B602 is provided with a through hole 605, a T-shaped rod 606 is arranged at the through hole 605 in a penetrating way, the T-shaped rod 606 is connected to the base B602 through a spring A607, and the end part of the T-shaped rod 606 is connected with a supporting block 608 which is supported on the pressure sensor 604 through a spring B607; in the above, when the temperature of the temperature sensing area of a certain temperature sensing tube body 6 increases, the gas in the temperature sensing tube body 6 increases in temperature and expands, and then the piston 63 is driven to move along the piston cylinder 62 under the action of the atmospheric pressure until the L-shaped rod 64 abuts against the end of the T-shaped rod 606, and the T-shaped rod 606 is driven to move the compression spring a607 until the abutment block 608 abuts against the pressure sensor 604. Meanwhile, a spring C609 is arranged between the T-shaped rod 606 and the base B602, and the spring C609 is adopted, so that after the temperature of the interior is reduced, the spring C609 drives the T-shaped rod 606 to return to the initial position.
Meanwhile, the inner side wall of the power distribution cabinet 1 is provided with a mounting mechanism for mounting the temperature sensing pipe body 6; as shown in fig. 1-6, the mounting mechanism comprises a sliding block C71 and a sliding block D72 which are symmetrically and respectively mounted on a sliding rail a11 and a sliding rail B15 in a matched manner, and one sides of the sliding block C71 and the sliding block D72 are respectively provided with a hoop structure 73 for mounting and fixing the temperature sensing tube body 6; the anchor ear structure 73 comprises an installation plate 731 rotatably installed on one side of the slider C71/slider D72, and one side of the installation plate 731 is connected with an anchor ear 730 with an installation ear 733 through two fixing bolts 732; through the rotatable installation of two staple bolt structures 73 on slider C71/slider D72, realize in this invention, can be with temperature sensing pipe body 6 single install on one of them slider C71/slider D72, perhaps install on slider C71 and slider D72 simultaneously to adjust the mounted position of temperature sensing pipe body 6 in the horizontal direction according to the demand.
In the present invention, the distances from the maximum extension of the four L-shaped rods 64 to the base B602 are sequentially increased, so that when the four L-shaped rods 64 are completely extended, the readings read by the pressure sensor 604 are different, and the judgment of the readings of the pressure sensor 604 determines which L-shaped rod 64 corresponding to the temperature sensing tube body 6 is extended.
In the initial state, the abutment 608 is abutted against the pressure sensor 604 to generate readings P0, and when the four L-bars 64 are maximally extended, the readings P1, P2, P3 and P4 are respectively corresponding.
In the above description, the top of the base B602 is connected to the "T" rod 66, and the piston cylinders 62 are all fixed on the L-shaped mounting plate 608; the piston cylinder 62 and the bracket are both arranged in the shell 'T' -shaped rod 66, and the top of the shell 'T' -shaped rod 66 is also provided with an air pressure balance pipe communicated with the environment; during installation, the shell 'T' -shaped rod 66 is buried underground, the end part of the air pressure balance pipe is exposed outside, the shell 'T' -shaped rod 66 is buried underground, the expansion and contraction of the piston 63 and the air inside the hose C outside the power distribution cabinet 1 caused by the ring temperature due to overlarge ambient air temperature change in one day are reduced, and then the L-shaped rod 64 extends out when the normal temperature of the air inside the power distribution cabinet and the preset high temperature are caused.
In the above, the hose C penetrates the bottom of the power distribution cabinet 1.
It will be appreciated that in some possible embodiments, as shown in fig. 9-10, the switching valve A4 and the switching valve B5 are identical in structure, the switching valve A4 includes a rectangular tube 40, the rectangular tube 40 is provided with a plurality of sets of through hole structures, and any one set of through hole structures includes through holes 41 disposed on two opposite sidewalls of the rectangular tube 40; a convex edge part 42 is arranged on the outer side wall of the rectangular tube 40 at the through hole 41, a sphere 43 protrudes from the through hole 41 to the rectangular tube 40, one side of the sphere 43 is connected with a sealing blocking plate 44 matched and blocked on the convex edge part 42 through a connecting rod 431, a U-shaped mounting frame 45 is arranged on the outer side wall of the rectangular tube 40 at the periphery of the convex edge part 42, and a spring C441 is connected between the sealing blocking plate 44 and the U-shaped mounting frame 45; a pipe joint 401 is arranged on the outer side wall of the rectangular pipe 40 positioned on the periphery side of the U-shaped mounting frame 45; one end of the rectangular tube 40 is provided with a telescopic mechanism 46 which stretches along the length direction of the rectangular tube 40 and is connected with a controller, and the output end of the telescopic mechanism 46 is connected with a control block 47 with a guide inclined plane 471 arranged at the end part; when the control telescopic mechanism 46 is controlled to drive the control block 47 to move in the rectangular pipe 40, when the switching valve A4 and the switching valve B5 are required to be conducted to radiate heat at a certain position in the power distribution cabinet, the control telescopic mechanism 46 is controlled to stretch out and draw back a corresponding length at the moment, then when the control block 47 is under the action of the guide inclined planes 471, two sides of the control block are respectively abutted to the two spheres 43 to drive the spheres 43 to move by the compression springs C441, and then the sealing blocking plate 44 is separated from the convex edge part 42, namely, the switching valve A4 and the switching valve B5 are in a conducting state at the moment.
On the basis of the above, the influence of air flow on the telescopic mechanism 46 is avoided, the circular tube 48 is connected to one end of the rectangular tube 40, the mounting bin 49 for mounting the telescopic mechanism 46 is connected to one end of the circular tube 48, the piston body 481 sliding along the inner wall of the circular tube 48 in a sealing manner is connected to the output end of the telescopic mechanism 46, and the telescopic mechanism 46 and the control block 47 are separated by the piston body 481 and are located in two different spaces.
It will be appreciated that in some possible embodiments, as shown in fig. 15, the return air nozzle 23 includes a housing body including a square tube 230 and an air inlet 231 integrally formed at an end of the square tube 230 and gradually shrinking along a direction approaching the square tube 230; an air inlet adjusting cover is arranged at the port of the air inlet part 231 and comprises a frame body 232 with an installation edge 233, an installation bolt 234 is arranged on the installation edge 233, and a plurality of wind shields 235 which are arranged in parallel are hinged on the frame body 232; the outside of framework 232 is provided with a U type frame A236, is provided with movable slip cap 237 along its length direction on the U type frame A236, and one side that slip cap 237 is close to the deep bead 235 is provided with the U type fixture block 238 of card in deep bead 235 edge side, and sets up locking bolt 239 on the slip cap 237, through the installation orientation of according to demand control framework 232, namely installation back deep bead 235 is vertical/horizontal, then control slip cap 237 activity utilizes U type fixture block 238 to drive deep bead 235 rotation to adjust deep bead 235 orientation.
As shown in fig. 11-14, the air nozzle 21 comprises a rectangular cylindrical shell 210, the end part of the supporting rod 13 is provided with a mounting seat for mounting the shell 210, the mounting seat comprises a shaft hole 130 arranged on the end surface of the supporting rod 13, a rotating shaft 131 is rotatably connected to the shaft hole 130, the end part of the rotating shaft 131 is connected with a U-shaped seat 132, the end part of the supporting rod 13 is also provided with a locking bolt C133 for fixing the rotating shaft 131, the shell 210 is hinged on the U-shaped seat 132 through a hinge shaft arranged outside the shell, and the U-shaped seat 132 is provided with a locking bolt D134; in the above description, the direction of the housing 210 is adjusted by controlling the U-shaped seat 132 to rotate along the rotation shaft 131 and the housing 210 to rotate on the U-shaped seat 132.
A metal spring plate 211 is arranged on two opposite inner side walls of the shell 210, the two metal spring plates 211 are arranged in an eight shape, the end parts of the metal spring plates 211 gradually shrink to form a narrow air passage, an adjusting frame for controlling the width of a gap at the opening end of the narrow air passage is connected at the end part of the narrow air passage, the adjusting frame comprises a cross beam 212 positioned in the middle, a plurality of U-shaped frames B213 are arranged on the periphery of the cross beam 212 along the length direction of the cross beam, and the end parts of the U-shaped frames B213 positioned on the two sides of the cross beam 212 are connected with a supporting rod 214 supporting the back surfaces of the two metal spring plates 211; the cross beam 212 is connected with a connecting rod 215, the end part of the connecting rod 215 passes through the narrow air passage and is rotatably connected with a spring D216 arranged in the shell 210, and the spring D216 is in a stretching state; an adjusting bolt B217 is connected on the shell 210 positioned in the spring D216 in a sealing threaded manner, and the end part of the adjusting bolt B217 is propped against the end part of the connecting rod 215; in the above, the extension length of the spring D216 is adjusted by controlling the adjusting bolt B217, so that the width formed by the two metal spring plates 211 is adjusted by the adjusting frame.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended only to assist in the explanation of the invention. The preferred embodiments are not exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.
Claims (10)
1. Multi-point heat dissipation formula switch board based on temperature detects, its characterized in that: the device comprises a temperature detection mechanism (3) for detecting temperatures at a plurality of positions in a power distribution cabinet (1) and a heat dissipation mechanism (2) for blowing and dissipating heat at a plurality of positions in the power distribution cabinet (1);
the heat dissipation mechanism (2) comprises a blowing component (2 a) and a return air component (2 b) which are oppositely arranged;
the air blowing assembly (2 a) comprises an air inlet structure arranged on one side wall of the power distribution cabinet (1), and the end part of the air inlet structure is communicated with an air blowing nozzle (21) through a hose A (20);
the air return assembly (2B) comprises an air return structure arranged on one side wall of the power distribution cabinet (1), wherein the air return structure is communicated with at least two hoses B (22), and the end part of each hose B (22) is communicated with an air return nozzle (23);
the air blowing component (2 a) is communicated with the air blowing fan through the switching valve A (4), the air returning component (2B) is communicated with the air returning fan through the switching valve B (5), the temperature detecting mechanism (3) is connected with the controller, and the controller is connected with the air returning fan, the air blowing fan, the switching valve A (4) and the switching valve B (5).
2. The multipoint heat dissipation type power distribution cabinet based on temperature detection according to claim 1 is characterized in that a sliding rail A (11) is arranged on the inner side wall of the power distribution cabinet (1) positioned on one side of the air inlet structure, and two sliding blocks A (12) are arranged on the sliding rail A (11) in a matching manner;
a support rod (13) is hinged on a sliding block A (12) far away from the air inlet structure, a connecting rod (14) is hinged on a sliding block A (12) close to the air inlet structure, and the end part of the connecting rod (14) is hinged on one side of the support rod (13);
and the blowing nozzle (21) is hinged at the end part of the supporting rod (13).
3. The multipoint heat dissipation type power distribution cabinet based on temperature detection according to claim 2, wherein a sliding rail B (15) is arranged on the inner side wall of the power distribution cabinet (1) positioned at one side of the return air structure, at least two sliding blocks B (16) are arranged on the sliding rail B (15) in a matched mode, and a rod assembly for installing a return air nozzle (23) is arranged on the sliding blocks B (16);
the air return nozzle (23) is arranged at the end part of the first rod (18); nuts (19) are respectively connected with the first rod (17) positioned on two sides of the second rod (18) in a threaded manner;
the first rod (17) and the second rod (18) comprise an inner sleeve rod (170) and an outer sleeve rod (171) which are sleeved with each other, and a locking bolt A is arranged at the end part of the outer sleeve rod (171).
4. A multipoint heat dissipation type power distribution cabinet based on temperature detection according to any one of claims 1-3, wherein the air inlet structure and the air return structure are the same, and openings for installing the air inlet structure and/or the air return structure are arranged on two opposite side walls of the power distribution cabinet (1);
wherein the air inlet structure comprises a pipe body (2) with a convex ring (201) arranged on one periphery;
when the power distribution cabinet is installed, the convex ring (201) abuts against one side surface of the outer side wall of the power distribution cabinet (1), and the sealing ring A (202) is installed in a matched mode;
one end of the pipe body (2) is communicated with the switching valve A (4), the other end of the pipe body is provided with a sealing plate (24) in a matched mode, and a hose connector (25) communicated with the hose B (22) and/or the hose A (20) is arranged on the sealing plate (24);
the novel power distribution cabinet is characterized in that a plurality of protruding blocks (203) are further arranged on the peripheral side wall of the pipe body (2), an adjusting bolt A (204) is arranged on each protruding block (203), a gasket (205) is arranged between the end part of each adjusting bolt A (204) and the inner side wall of the power distribution cabinet (1) during installation, a notch A (206) for avoiding the protruding block (203) is formed in the inner side of each gasket (205), and a notch B for avoiding the protruding block (203) is formed in the inner side of each opening;
a groove for inserting the end part of the adjusting bolt A (204) is formed in one side, close to the adjusting bolt A (204), of the gasket (205); a convex edge is arranged on one side, close to the pipe body (2), of the sealing plate (24), and a sealing ring B matched with the inner wall of the pipe body (2) is arranged on the outer side wall of the convex edge;
at least two locking bolts B (241) are arranged on the edge side of the sealing plate (24), and a threaded sleeve (207) in threaded connection with the locking bolts B (241) in a matched mode is arranged on one side face, close to the sealing plate (24), of the gasket (205).
5. A multipoint heat dissipation type power distribution cabinet based on temperature detection according to claim 3, wherein the temperature detection mechanism (3) comprises a plurality of temperature sensing pipes which are respectively arranged at a plurality of positions inside the power distribution cabinet (1), each temperature sensing pipe comprises a temperature sensing pipe body (6), one end of each temperature sensing pipe body (6) is communicated with a piston cylinder (62) through a hose C, a piston (63) is arranged in each piston cylinder (62), and an L-shaped rod (64) is connected to each piston (63);
the end part of the L-shaped rod (64) is provided with a bracket, the bracket comprises a base A (601) and a base B (602) which are arranged in parallel, and the base A (601) and the base B (602) are connected with a telescopic column (603);
be provided with pressure sensor (604) on base A (601), offer through-hole (605) on base B (602), through-hole (605) department runs through and is provided with "T" type pole (606), "T" type pole (606) are connected through spring A (607) on base B (602), the tip of "T" type pole (606) is connected with support piece (608) on pressure sensor (604) through spring B (607).
6. The multipoint heat dissipation type power distribution cabinet based on temperature detection according to claim 5, wherein a T-shaped rod (66) is connected to the top of the base B (602), and the piston cylinders (62) are all fixed on an L-shaped mounting plate (608);
the piston cylinder (62) and the bracket are both arranged in the T-shaped rod (66) of the shell, and the top of the T-shaped rod (66) of the shell is also provided with an air pressure balance pipe communicated with the environment;
when the pressure balance pipe is installed, the T-shaped rod (66) of the shell is buried underground, and the end part of the pressure balance pipe is exposed outside.
7. The multipoint heat radiation type power distribution cabinet based on temperature detection according to claim 6, wherein the hose C penetrates through the bottom of the power distribution cabinet (1), and a mounting mechanism for mounting the temperature sensing pipe body (6) is arranged on the inner side wall of the power distribution cabinet (1);
the mounting mechanism comprises a sliding block C (71) and a sliding block D (72) which are symmetrically and respectively mounted on a sliding rail A (11) and a sliding rail B (15) in a matched mode, and hoop structures (73) for mounting and fixing the temperature sensing pipe body (6) are respectively arranged on one sides of the sliding block C (71) and the sliding block D (72);
the anchor ear structure (73) comprises an installation plate (731) rotatably installed on one side of the sliding block C (71)/the sliding block D (72), and one side of the installation plate (731) is connected with an anchor ear (730) with an installation lug (733) through two fixing bolts (732).
8. The multipoint heat dissipation type power distribution cabinet based on temperature detection according to claim 1, wherein the switching valve a (4) and the switching valve B (5) have the same structure, the switching valve a (4) comprises a rectangular tube (40), a plurality of groups of through hole structures are arranged on the rectangular tube (40), and any group of through hole structures respectively comprise through holes (41) arranged on two opposite side walls of the rectangular tube (40);
a convex edge part (42) is arranged on the outer side wall of the rectangular pipe (40) positioned at the through hole (41), a sphere (43) protrudes out of the rectangular pipe (40) from the through hole (41), one side of the sphere (43) is connected with a sealing blocking plate (44) matched and blocked on the convex edge part (42) through a connecting rod (431), a U-shaped mounting frame (45) is arranged on the outer side wall of the rectangular pipe (40) positioned at the periphery of the convex edge part (42), and a spring C (441) is connected between the sealing blocking plate (44) and the U-shaped mounting frame (45);
the outer side wall of the rectangular pipe (40) positioned on the periphery of the U-shaped mounting frame (45) is provided with a pipe joint;
one end of the rectangular pipe (40) is provided with a telescopic mechanism (46) which stretches along the length direction of the rectangular pipe (40) and is connected with a controller, and the output end of the telescopic mechanism (46) is connected with a control block (47) with a guide inclined plane (471) at the end part;
one end of the rectangular pipe (40) is connected with the circular pipe (48), one end of the circular pipe (48) is connected with a mounting bin (49) for mounting the telescopic mechanism (46), and the output end of the telescopic mechanism (46) is connected with a piston body (481) which slides along the inner wall of the circular pipe (48) in a sealing way.
9. A multipoint heat dissipation type power distribution cabinet based on temperature detection according to any one of claims 1 to 8, wherein the return air nozzle (23) comprises a housing body, the housing body comprises a square tube (230) and an air inlet part (231) integrally formed at the end of the square tube (230) and gradually shrinking along the direction close to the square tube (230); an air inlet adjusting cover is arranged at the port of the air inlet part (231), the air inlet adjusting cover comprises a frame body (232) with an installation edge (233), an installation bolt (234) is arranged on the installation edge (233), and a plurality of parallel wind shields (235) are hinged on the frame body (232);
the U-shaped frame is characterized in that a U-shaped frame A (236) is arranged on the outer side of the frame body (232), a movable sliding sleeve (237) is arranged on the U-shaped frame A (236) along the length direction of the U-shaped frame A, a U-shaped clamping block (238) clamped on the edge side of the wind shield (235) is arranged on one side, close to the wind shield (235), of the sliding sleeve (237), and a locking bolt (239) is arranged on the sliding sleeve (237).
10. The multipoint heat dissipation type power distribution cabinet based on temperature detection according to any one of claims 1 to 8, wherein the air blowing nozzle (21) comprises a rectangular cylindrical shell (210), the end part of the supporting rod (13) is provided with a mounting seat for mounting the shell (210), the mounting seat comprises a shaft hole (130) arranged on the end surface of the supporting rod (13), the shaft hole (130) is rotatably connected with a rotating shaft (131), the end part of the rotating shaft (131) is connected with a U-shaped seat (132), the end part of the supporting rod (13) is further provided with a locking bolt C (133) for fixing the rotating shaft (131), the shell (210) is hinged on the U-shaped seat (132) through a hinge shaft arranged outside the shell, and the U-shaped seat (132) is provided with a locking bolt D (134);
a metal spring plate (211) is arranged on two opposite inner side walls of the shell (210), the two metal spring plates (211) are arranged in an eight shape, the end parts of the metal spring plates are gradually contracted to form a narrow air passage, the end parts of the metal spring plates are connected with an adjusting frame for controlling the width of a gap at the opening end of the narrow air passage, the adjusting frame comprises a cross beam (212) positioned in the middle, a plurality of U-shaped frames B (213) are arranged on the periphery of the cross beam (212) along the length direction of the cross beam, and the end parts of the U-shaped frames B (213) positioned on two sides of the cross beam (212) are connected with a propping rod (214) propped against the back surfaces of the two metal spring plates (211);
the cross beam (212) is connected with a connecting rod (215), the end part of the connecting rod (215) passes through the narrow air passage and is rotationally connected with a spring D (216) installed in the shell (210), and the spring D (216) is in a stretching state; an adjusting bolt B (217) is connected to the shell (210) in the spring D (216) in a sealing threaded mode, and the end portion of the adjusting bolt B (217) abuts against the end portion of the connecting rod (215).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310582960.2A CN116435896A (en) | 2023-05-23 | 2023-05-23 | Multi-point heat dissipation type power distribution cabinet based on temperature detection |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310582960.2A CN116435896A (en) | 2023-05-23 | 2023-05-23 | Multi-point heat dissipation type power distribution cabinet based on temperature detection |
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| CN202310582960.2A Pending CN116435896A (en) | 2023-05-23 | 2023-05-23 | Multi-point heat dissipation type power distribution cabinet based on temperature detection |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117117666A (en) * | 2023-10-19 | 2023-11-24 | 湖南省康普通信技术有限责任公司 | High-frequency double-bin power supply row cabinet |
-
2023
- 2023-05-23 CN CN202310582960.2A patent/CN116435896A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117117666A (en) * | 2023-10-19 | 2023-11-24 | 湖南省康普通信技术有限责任公司 | High-frequency double-bin power supply row cabinet |
| CN117117666B (en) * | 2023-10-19 | 2024-01-30 | 湖南省康普通信技术有限责任公司 | High-frequency double-bin power supply row cabinet |
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