CN113644573A - Multi-loop power distribution cabinet with air blowing system - Google Patents

Multi-loop power distribution cabinet with air blowing system Download PDF

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Publication number
CN113644573A
CN113644573A CN202110836318.3A CN202110836318A CN113644573A CN 113644573 A CN113644573 A CN 113644573A CN 202110836318 A CN202110836318 A CN 202110836318A CN 113644573 A CN113644573 A CN 113644573A
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CN
China
Prior art keywords
cabinet body
rack
plate
fixed
baffle
Prior art date
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Granted
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CN202110836318.3A
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Chinese (zh)
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CN113644573B (en
Inventor
钱卫祥
郎小如
陈林伟
范海卫
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Zhejiang Zhenxin Power Equipment Co ltd
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Zhejiang Zhenxin Power Equipment Co ltd
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Priority to CN202110836318.3A priority Critical patent/CN113644573B/en
Publication of CN113644573A publication Critical patent/CN113644573A/en
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Publication of CN113644573B publication Critical patent/CN113644573B/en
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    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/56Cooling; Ventilation
    • H02B1/565Cooling; Ventilation for cabinets
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26Casings; Parts thereof or accessories therefor
    • H02B1/28Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26Casings; Parts thereof or accessories therefor
    • H02B1/30Cabinet-type casings; Parts thereof or accessories therefor
    • H02B1/306Accessories, e.g. windows
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26Casings; Parts thereof or accessories therefor
    • H02B1/30Cabinet-type casings; Parts thereof or accessories therefor
    • H02B1/32Mounting of devices therein
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00Adapting or protecting infrastructure or their operation
    • Y02A30/14Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Patch Boards (AREA)

Abstract

The invention discloses a multi-loop power distribution cabinet with an air blowing system, belonging to the field of multi-loop power distribution cabinet structures; a multi-loop power distribution cabinet with an air blowing system comprises a cabinet body, an air blowing mechanism, a baffle mechanism, a door plate, a locking mechanism and a clamping mechanism; the blowing mechanism is arranged in the cabinet body, so that the fluidity of the air in the cabinet body is increased, and the exchange between the air in the cabinet body and the outside air is accelerated; the baffle plate mechanism is arranged to realize the plugging and the opening of the through groove, so that the through groove can be completely plugged when the blowing mechanism stops running while the exchange of air inside the cabinet body and outside air is realized, and outside dust is prevented from entering the cabinet body through the screen plate; by arranging the locking mechanism, the blowing mechanism can be prevented from continuously operating when the door plate is opened, and the safety of maintenance work is improved; through set up block mechanism in cabinet body inside for when the door plant was opened, the lifter plate was in the peak position, guaranteed going on smoothly of maintenance work.

Description

Multi-loop power distribution cabinet with air blowing system
Technical Field
The invention belongs to the field of multi-loop power distribution cabinet structures, and particularly relates to a multi-loop power distribution cabinet with an air blowing system.
Background
With the continuous development of the current science and technology, the types of power distribution cabinets are diversified, the power distribution cabinets are the general names of motor control centers, and the power distribution cabinets in the prior art can realize the complete independent shielding of charged parts, and are safe and reliable; the intelligent monitoring, protection and communication integration can be realized by self-checking the state; meanwhile, the replacement belt has a maintenance shielding function, so that the electricity utilization safety in the maintenance process is improved;
the types of the power distribution cabinets comprise a single-circuit power distribution cabinet and a multi-circuit power distribution cabinet, and compared with the single-circuit power distribution cabinet, the multi-circuit power distribution cabinet has the advantages that the load of the multi-circuit power distribution cabinet is concentrated, and more circuits are arranged, so that more heat can be generated, and excessive components in the power distribution cabinet can be easily overheated, and the normal operation of the components is influenced;
if the dustproof heat dissipation switch board of electric power that the bulletin number is (CN109687322B) is authorized, be equipped with water-cooling heat dissipation mechanism and air-cooled heat dissipation mechanism in the inside of switch board, can effectively dispel the heat to switch board internally mounted's electronic component, the radiating efficiency is high, and is dustproof effectual.
Disclosure of Invention
To prior art's not enough, this disclosed aim at provides a multiloop switch board of taking system of blowing, has solved among the prior art multiloop switch board heat production and has leaded to the overheated problem of components and parts.
The purpose of the disclosure can be realized by the following technical scheme:
a multi-loop power distribution cabinet with a blowing system comprises a cabinet body, wherein a blowing mechanism is arranged in the cabinet body, a lifting mechanism is arranged at the upper end of the cabinet body to drive the blowing mechanism to operate, through grooves are formed in two sides of the cabinet body, and a screen plate is fixed on each through groove;
furthermore, the blowing mechanism comprises a lifting plate, one side of the lifting plate, which is close to the component, is rotatably connected with a central rod, and a plurality of turnover plates which are uniformly distributed in the circumferential direction are arranged on the outer circle of the central rod; two ends of the central rod are respectively fixed with a first gear, two first racks are fixed in the cabinet body, and the two first racks are respectively meshed with the two first gears; two third fixing plates are fixed at the upper ends of the lifting plates, a fan is mounted on each third fixing plate, a rotating shaft of the fan is rotatably connected with the third fixing plates, and a belt is connected between the rotating shaft of the fan and the central rod;
further, the lifting mechanism comprises a second rack capable of lifting, and the second rack is fixedly connected with the lifting plate.
Furthermore, two opposite inner side surfaces of the cabinet body are respectively provided with a baffle mechanism, each baffle mechanism comprises a baffle which is in sliding connection with the cabinet body, and the baffle can shield the through groove; a first limiting block and a second limiting block are arranged on the inner side face of the cabinet body and are respectively used for limiting the positions of the highest point and the lowest point of the baffle, and when the upper end face of the baffle is in contact with the first limiting block, the baffle can completely block the through groove;
furthermore, a first spring is arranged between the lower end face of the baffle and the inner bottom face of the cabinet body, and the baffle has a movement trend close to the first limiting block under the action of the elastic force of the first spring; the spout has been seted up to one side of baffle, and sliding connection has the connecting rod in the spout, the one end of connecting rod with lifter plate fixed connection installs the second spring between the interior bottom surface of the lower terminal surface of connecting rod and spout.
Furthermore, the elastic coefficient of the second spring is larger than that of the first spring, when the lifting plate moves downwards, the first spring is compressed firstly, when the baffle moves to the second limiting block, the lifting plate needs to continue to move downwards, and the second spring contracts under the pressure action of the lifting plate.
Furthermore, one side of the cabinet body is open, and one open end of the cabinet body is connected with a door plate in a sliding manner; the locking mechanism is arranged at the upper end of the cabinet body and comprises a fourth fixing plate fixed at the upper end of the cabinet body, a guide rod is connected onto the fourth fixing plate in a sliding manner, and a clamping plate connected with the cabinet body in a sliding manner is fixed at one end of the guide rod;
furthermore, a third spring is sleeved on the guide rod, two ends of the third spring are fixedly connected with the side face of the fourth fixing plate and the side face of the clamping plate respectively, and when the clamping plate is not under the action of other external forces, the clamping plate is clamped with two adjacent teeth of the second rack under the action of the elastic force of the third spring.
Furthermore, a connecting plate is fixed on one side of the clamping plate, a first rotating rod is rotatably connected to the upper end of the cabinet body, a third gear is fixed on the first rotating rod, a third rack and a fourth rack are slidably connected to the upper end of the cabinet body, the third rack and the fourth rack are respectively located on two sides of the third gear, the fourth rack is meshed with the third gear, the third rack can also be meshed with the third gear in the sliding process, and the third rack is fixedly connected with the door panel;
further, when the door plant covers the open one end of the cabinet body completely, the clamping plate breaks away from the second rack, and when the door plant is in an open state, the clamping plate is clamped between two adjacent teeth of the second rack.
Furthermore, a clamping mechanism is installed in the cabinet body, the clamping mechanism comprises an installation seat fixed on the inner top surface of the cabinet body, a second rotating rod is rotatably connected to the installation seat, and a fourth gear and a fifth gear are respectively fixed at two ends of the second rotating rod;
furthermore, a fifth rack meshed with a fifth gear is connected to the inner top surface of the cabinet body in a sliding mode, a positioning groove is formed in the door plate, and when the door plate enables the open end of the cabinet body to be closed, the fifth rack can be inserted into the positioning groove; a fifth fixing plate is fixed on the inner top surface of the cabinet body, a fourth spring is installed between the fifth fixing plate and the fifth rack, and the fifth rack has a movement tendency of being inserted into the positioning groove under the elastic force action of the fourth spring;
furthermore, a sixth rack is fixed at the upper end of the lifting plate, and the sixth rack is meshed with the fourth gear when lifted; when the sixth rack moves upwards to the contact of the inner top surface of the cabinet body, the fifth rack just leaves the positioning groove.
Furthermore, the upper end of the cabinet body is provided with two first fixing plates, a screw rod is rotatably connected between the two first fixing plates, the upper end of the door panel is provided with a second fixing plate, the screw rod penetrates through the second fixing plate and is in threaded connection with the second fixing plate, a first driving device is fixed on one first fixing plate, and the first driving device is used for driving the screw rod to rotate.
Further, the second rack runs through along vertical direction the upper end of the cabinet body and with cabinet body sliding connection, the slip direction is vertical direction, and the upper end of the cabinet body is fixed with the fourth fixed plate, is fixed with second drive arrangement on the fourth fixed plate, is fixed with the second gear on second drive arrangement's the drive shaft, second gear and second rack intermeshing.
The beneficial effect of this disclosure: the blowing mechanism is arranged in the cabinet body, the through groove is formed in the cabinet body, and the lifting mechanism is arranged to drive the blowing mechanism to lift, so that the fluidity of air in the cabinet body is increased, the exchange of the air in the cabinet body and the outside air is accelerated, and the cooling is finished; the baffle mechanism is arranged in the cabinet body to realize the plugging and the opening of the through groove, so that the through groove can be completely plugged by the baffle mechanism when the blowing mechanism stops running while the exchange of air in the cabinet body and outside air is realized, and outside dust is prevented from entering the cabinet body through the screen plate; by arranging the locking mechanism, the blowing mechanism can be prevented from continuously operating when the door plate is opened, and the safety of maintenance work is improved; through set up block mechanism in cabinet body inside for when the door plant was opened, the lifter plate was in the peak position, guaranteed going on smoothly of maintenance work.
Drawings
In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present disclosure, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic overall structure diagram of an embodiment of the present disclosure;
fig. 2 is a schematic structural view of a cabinet according to an embodiment of the disclosure;
FIG. 3 is a schematic view of a door panel construction according to an embodiment of the present disclosure;
FIG. 4 is a schematic structural diagram of a blowing mechanism according to an embodiment of the disclosure;
FIG. 5 is a schematic structural diagram of a flip board assembly according to an embodiment of the disclosure
FIG. 6 is a schematic structural view of a lift mechanism according to an embodiment of the present disclosure;
FIG. 7 is a schematic structural view of a baffle mechanism of an embodiment of the present disclosure;
figure 8 is a schematic view of a baffle structure of an embodiment of the disclosure,
FIG. 9 is a schematic view of an installed position of a locking mechanism of an embodiment of the present disclosure;
FIG. 10 is a schematic structural view of a locking mechanism of an embodiment of the present disclosure;
fig. 11 is a schematic structural diagram of an engaging mechanism according to an embodiment of the disclosure.
Detailed Description
The technical solutions in the embodiments of the present disclosure will be clearly and completely described below with reference to the drawings in the embodiments of the present disclosure, and it is obvious that the described embodiments are only a part of the embodiments of the present disclosure, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments disclosed herein without making any creative effort, shall fall within the protection scope of the present disclosure.
As shown in fig. 1-3, a multi-loop power distribution cabinet with an air blowing system comprises a cabinet body 1 and a door plate 2, wherein one side of the cabinet body 1 is open, and the door plate 2 is connected with the cabinet body 1 in a sliding manner, so that the open end of the cabinet body 1 can be closed and opened;
the upper end of the cabinet body 1 is provided with two first fixed plates 11, it is connected with lead screw 3 to rotate between two first fixed plates 11, the upper end of door plant 2 sets up because second fixed plate 21, lead screw 3 pass second fixed plate 21 and with second fixed plate 21 threaded connection, be fixed with first drive arrangement 31 on one of them first fixed plate 11, first drive arrangement 31 is used for driving lead screw 3 to rotate, thereby drive door plant 2 and slide on the open terminal surface of the cabinet body 1, and then realize the closure and the opening to the cabinet body 1.
The inside of the cabinet body 1 is provided with the blowing mechanism 4, and the blowing mechanism 4 is used for blowing air to cool the components, so that the air fluidity inside the cabinet body 1 is improved, and the components are prevented from being overheated due to multiple loops;
a through groove 12 is formed in each of opposite side surfaces of the cabinet body 1, a screen 13 is fixed on each through groove 12, and when the blowing mechanism 4 operates, the exchange between air inside the solid body 1 and outside air is accelerated through the through grooves 12, so that heat dissipation and cooling are realized; the screen 13 is used for isolating external larger particles from entering the cabinet body 1 and ensuring air permeability;
as shown in fig. 4-5, the blowing mechanism 4 includes a lifting plate 41, and the lifting plate 41 moves up and down to accelerate the fluidity of the air inside the cabinet 1; the turnover plate assembly 42 is installed on one side, close to the component, of the lifting plate 41, the turnover plate assembly 42 comprises a central rod 421, the central rod 421 is rotatably connected with the lifting plate 41, a plurality of turnover plates 422 are arranged on the outer circle of the central rod 421, the turnover plates 422 are circumferentially and uniformly distributed, and when the central rod 421 rotates, the turnover plates 422 can be driven to turn over, so that the component can be cooled by blowing air;
two ends of the central rod 421 are respectively fixed with a first gear 43, two first racks 44 are fixed inside the cabinet body 1, the two first racks 44 are respectively meshed with the two first gears 43, when the lifting plate 41 moves along the vertical direction, the central rod 421 can be driven to rotate, the situation that the power source is required to be independently arranged to drive the central rod 421 to rotate, so that heat is increased is avoided, and cooling is not facilitated; in addition, the lifting movement of the lifting plate 41 and the synchronous operation of the central rod 421 increase the blowing range of the turnover plate 422, and improve the cooling effect on the components; in this embodiment, the components are collectively installed between the two first racks 44, so that the turnover plate 422 can blow air to dissipate heat of the components collectively;
two third fixing plates 45 are fixed at the upper end of the lifting plate 41, a fan 46 is mounted on the third fixing plates 45, a rotating shaft of the fan 46 is rotatably connected with the third fixing plates 45, a belt 47 is connected between the rotating shaft of the fan 46 and the central rod 421, the fan 46 is driven to rotate when the central rod 421 rotates, and when the fan 46 rotates, air can be accelerated to flow in and out from the through groove 12, so that air exchange is completed, and the effect of accelerating cooling is realized; the rotation of the fan 46 is linked with the rotation of the central rod 421 through the belt 47, so that the phenomenon that the generation of heat is increased due to the fact that a power source is separately arranged for driving the fan 46 to rotate is avoided, and the cooling is not facilitated; meanwhile, the rotation of the central rod 421, the lifting of the lifting plate 41 and the synchronous operation of the fan 46 enable the air inside the cabinet 1 to flow in multiple directions, so that the fluidity of the air is increased, and the heat dissipation is facilitated.
The upper end of the cabinet body 1 is provided with a lifting mechanism 5, and the lifting mechanism 5 is used for driving the lifting plate 41 to move up and down; as shown in fig. 6, the lifting mechanism 5 includes a second rack 51, the second rack 51 penetrates through the upper end of the cabinet 1 along the vertical direction and is slidably connected to the cabinet 1, the sliding direction is the vertical direction, a fourth fixing plate 52 is fixed to the upper end of the cabinet 1, a second driving device 53 is fixed to the fourth fixing plate 52, a second gear 54 is fixed to a driving shaft of the second driving device 53, the second gear 54 is meshed with the second rack 51, and by controlling the second driving device 53 to rotate in the forward and reverse directions, the reciprocating movement of the second rack 51 in the vertical direction can be realized, so as to realize the lifting movement of the lifting plate 41.
In the embodiment, when the blowing mechanism 4 stops operating, the blowing mechanism 4 is positioned at the highest point, and at the moment, the baffle mechanism 6 can completely block the through groove 12 to prevent external dust from entering the cabinet body 1 through the screen 13, so that the dust is reduced from entering the cabinet body 1;
as shown in fig. 7-8, the baffle mechanism 6 comprises a baffle 61, the baffle 61 is slidably connected with the inner side surface of the cabinet 1, and the through groove 12 can be blocked and opened in the sliding process of the baffle 61; a first limiting block 14 and a second limiting block 15 are arranged on the inner side surface of the cabinet body 1; the first limiting block 14 is used for limiting the highest point position of the baffle 61, the second limiting block 15 is used for limiting the lowest point position of the baffle 61, and when the upper end surface of the baffle 61 contacts with the first limiting block 14, the baffle 61 can completely block the through groove 12;
a first spring 64 is arranged between the lower end face of the baffle plate 61 and the inner bottom face of the cabinet body 1, two ends of the first spring 64 are respectively and fixedly connected with the inner bottom face of the cabinet body 1 and the lower end face of the baffle plate 61, and the baffle plate 61 has a movement trend close to the first limiting block 14 under the action of the elastic force of the first spring 64; a sliding groove 611 is formed in one end of the baffle 61, the sliding groove 611 is in a vertical direction, a connecting rod 611 is connected in the sliding groove 611 in a sliding mode, one end of the connecting rod 611 is matched with and connected with the sliding groove 611 in a sliding mode, the other end of the connecting rod 611 is fixedly connected with the lifting plate 41, a second spring 63 is arranged in the sliding groove 611, and two ends of the second spring 63 are fixedly connected with the lower end face of the connecting rod 611 and the inner bottom face of the sliding groove 611 respectively;
in this embodiment, the elastic coefficient of the second spring 63 is greater than that of the first spring 64, when the lifting plate 41 moves downward, the pressure is transmitted to the baffle 61 through the second spring 63, and the first spring 64 is compressed to drive the baffle 61 to move downward, so that the through groove 12 is open, when the baffle 61 moves to the second limiting block 15, the baffle 61 does not move downward continuously, at this time, the lifting plate 41 needs to move downward continuously, the second spring 63 contracts under the action of the pressure of the lifting plate 41, and the lifting plate 41 is ensured to move downward continuously to complete air blowing and cooling of the lower component;
when the lifting plate 41 ascends, the baffle 61 slides upwards under the action of the elastic force of the first spring 64, when the baffle 61 moves to the first limiting block 14, the baffle 61 stops ascending, at the moment, the lifting plate 41 needs to continue to move upwards, the second spring 63 is stretched upwards under the action of the pulling force of the lifting plate 41, the lifting plate 41 can continue to move upwards to further complete air blowing and cooling of the upper component, and the lifting plate 41 can also move to the highest point.
The locking mechanism 7 is installed at the upper end of the cabinet body 1, and the locking mechanism 7 is used for limiting the movement of the lifting mechanism 5 when the door panel 2 is in an opening state, so that the lifting movement of the lifting plate 41 is limited, and the risk of injury to a human body caused by the fact that the lifting plate 41 can still lift when the door panel 2 is opened is prevented;
as shown in fig. 9-10, the locking mechanism 7 includes a fourth fixing plate 71, the fourth fixing plate 71 is fixed at the upper end of the cabinet 1, a guide rod 72 is slidably connected to the fourth fixing plate 71, a locking plate 74 is fixed at one end of the guide rod 72, the locking plate 74 is slidably connected to the upper end surface of the cabinet 1, and the locking plate 74 can be engaged with two adjacent teeth of the second rack 51; the guide rod 72 is sleeved with a third spring 73, two ends of the third spring 73 are respectively and fixedly connected with the side surface of the fourth fixing plate 71 and the side surface of the clamping plate 74, under the action of the elastic force of the third spring 73, the clamping plate 74 has a movement trend close to the third straight tooth 51, and when the clamping plate 74 is not subjected to other external forces, under the action of the elastic force of the third spring 73, the clamping plate 74 is clamped between two adjacent teeth of the second tooth rack 51, so that the lifting movement of the lifting plate 41 is limited;
a connecting plate 75 is fixed on one side of the clamping plate 74, and the clamping plate 74 can be separated from the second rack 51 by pushing the connecting plate 75 to move in a direction away from the second rack 51, so that the lifting plate 41 can be driven by the second driving device 53 to lift; the upper end of the cabinet body 1 is rotatably connected with a first rotating rod 77, a third gear 78 is fixed on the first rotating rod 77, the upper end of the cabinet body 1 is slidably connected with a third rack 76 and a fourth rack 79, the third rack 76 and the fourth rack 79 are respectively positioned on two sides of the third gear 78, the fourth rack 79 and the third gear 78 are meshed with each other, the third rack 76 can also be meshed with the third gear 78 in the sliding process, the third rack 76 is fixedly connected with the door panel 2, when the door panel 2 is closed, the third rack 76 is driven to slide, so that the fourth rack 79 is driven to slide, the connecting plate 75 is driven to move in the direction far away from the second rack 51, when the door panel 2 completely covers the open end of the cabinet body 1, the fourth rack 79 is in contact with the connecting plate 75 and drives the clamping plate 74 to be separated from the second rack 51, and at the moment, the lifting plate 41 can perform lifting movement;
when door plant 2 hides the open one end of the cabinet body 1 completely, cardboard 74 can break away from with second rack 51, and when door plant 2 was in the open mode, cardboard 74 and two adjacent intertooth space block of second rack 51 to when avoiding door plant 2 to open, lifter plate 41 still can go up and down, had the risk that causes human injury.
When the components in the cabinet body 1 need to be checked, the door panel 2 is opened, and the locking mechanism 7 limits the operation of the lifting mechanism 5 and the blowing mechanism 4 at this time, however, when the door panel 2 is opened, the lifting plate 41 is not located at the highest point, and because the lifting plate 41 cannot move under the action of the locking mechanism 7, the lifting plate 41 can shield part of the components and interfere with the maintenance work of an operator, therefore, when the door panel 2 needs to be opened, the lifting plate 41 is located at the highest point, the components are prevented from being shielded by the lifting plate 41, and the smooth maintenance work is ensured; when the door panel 2 is opened, the lifting plate 41 is positioned at the highest position by installing the clamping mechanism 8 in the cabinet body 1;
as shown in fig. 11, the engaging mechanism 8 includes an installation seat 81, the installation seat 81 is fixed on the inner top surface of the cabinet 1, a second rotating rod 82 is rotatably connected to the installation seat 81, and a fourth gear 83 and a fifth gear 84 are respectively fixed at two ends of the second rotating rod 82;
a T-shaped sliding groove 16 is formed in the inner top surface of the cabinet body 1, a fifth rack 85 is connected in the T-shaped sliding groove 16 in a sliding mode, a positioning groove 22 is formed in the door plate 2, and when the door plate 2 closes the open end of the cabinet body 1, one end of the fifth rack 85 can be inserted into the positioning groove 22, so that the door plate 2 is limited to slide; a fifth fixing plate 86 is fixed on the inner top surface of the cabinet body 1, a fourth spring 87 is installed between the fifth fixing plate 86 and the fifth rack 85, two ends of the fourth spring 87 are respectively fixedly connected with the side surface of the fifth fixing plate 86 and the end surface of the fifth rack 85, and the fifth rack 85 has a movement tendency of being inserted into the positioning groove 22 under the elastic force action of the fourth spring 87;
as shown in fig. 4, a sixth rack 48 is fixed to the upper end of the lifting plate 41, and as the lifting plate 41 rises, when the sixth rack 48 moves to contact with the inner bottom surface of the cabinet 1, the lifting plate 41 reaches the maximum height position; the sixth rack 48 is meshed with the fourth gear 83 in the ascending process, the fifth gear 84 is meshed with the fifth rack 85, and the second rotating rod 82 is driven to rotate in the upward movement process of the sixth rack 48, so that the fifth rack 85 is driven to move in the direction away from the door panel 2; when the sixth rack 48 moves upward until the inner top surface of the cabinet 1 contacts, the lifting plate 41 is at the highest position, and at this time, the fifth rack 85 just leaves the positioning groove 22 on the door panel 2, so that the door panel 2 can slide;
therefore, only when the lifting plate 41 moves to the highest point position, the door panel 2 can be opened under the driving of the first driving device 35, and the smooth operation of maintenance is ensured.
The working principle is as follows:
the blowing mechanism 4 is arranged in the cabinet body 1, the through groove 12 is formed in the side face of the cabinet body 1, and the lifting mechanism 5 is arranged to drive the blowing mechanism 4 to lift, so that the fluidity of air in the cabinet body 1 is increased, the exchange of the air in the cabinet body 1 and the outside air is accelerated, and the cooling is finished; the baffle mechanism 6 is arranged in the cabinet body 1 to realize the plugging and the opening of the through groove 12, so that the through groove 12 can be completely plugged by the baffle mechanism 6 when the blowing mechanism 4 stops running while the exchange of the air in the cabinet body 1 and the outside air is realized, and the outside dust is prevented from entering the cabinet body 1 through the screen plate 13; by arranging the locking mechanism 7, the blowing mechanism 4 can be prevented from continuously operating when the door panel 2 is opened, and the safety of maintenance work is improved; through set up block mechanism 8 in cabinet body 1 inside for when door plant 2 was opened, lifter plate 41 was in the highest point position, guaranteed going on smoothly of maintenance work.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to 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 invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. 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 foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.

Claims (8)

1. A multi-loop power distribution cabinet with an air blowing system comprises a cabinet body (1) and is characterized in that an air blowing mechanism (4) is installed in the cabinet body (1), a lifting mechanism (5) is installed at the upper end of the cabinet body (1) to drive the air blowing mechanism (4) to operate, through grooves (12) are formed in two sides of the cabinet body (1), and a screen plate (13) is fixed on each through groove (12);
the blowing mechanism (4) comprises a lifting plate (41), one side, close to the component, of the lifting plate (41) is rotatably connected with a central rod (421), and a plurality of turnover plates (422) which are uniformly distributed in the circumferential direction are arranged on the outer circle of the central rod (421); two ends of the central rod (421) are respectively fixed with a first gear (43), two first racks (44) are fixed inside the cabinet body (1), and the two first racks (44) are respectively meshed with the two first gears (43); two third fixing plates (45) are fixed at the upper end of the lifting plate (41), a fan (46) is installed on each third fixing plate (45), a rotating shaft of the fan (46) is rotatably connected with the third fixing plates (45), and a belt (47) is connected between the rotating shaft of the fan (46) and the central rod (421);
the lifting mechanism (5) comprises a second rack (51) capable of lifting, and the second rack (51) is fixedly connected with the lifting plate (41).
2. The multi-circuit power distribution cabinet with the blowing system according to claim 1, wherein two opposite inner sides of the cabinet body (1) are respectively provided with a baffle mechanism (6), the baffle mechanism (6) comprises a baffle (61) slidably connected with the cabinet body (1), and the baffle (61) can shield the through groove (12); a first limiting block (14) and a second limiting block (15) are arranged on the inner side face of the cabinet body (1), the first limiting block (14) and the second limiting block (15) are respectively used for limiting the highest point and the lowest point of the baffle (61), and when the upper end face of the baffle (61) is in contact with the first limiting block (14), the through groove (12) can be completely blocked by the baffle (61);
a first spring (64) is arranged between the lower end face of the baffle plate (61) and the inner bottom face of the cabinet body (1), and under the action of the elastic force of the first spring (64), the baffle plate (61) has a movement trend close to the first limiting block (14); a sliding groove (611) is formed in one side of the baffle (61), a connecting rod (611) is connected to the sliding groove (611) in a sliding mode, one end of the connecting rod (611) is fixedly connected with the lifting plate (41), and a second spring (63) is installed between the lower end face of the connecting rod (611) and the inner bottom face of the sliding groove (611).
3. The multiple-circuit power distribution cabinet with the air blowing system according to claim 2, wherein the elastic coefficient of the second spring (63) is greater than that of the first spring (64), the first spring (64) is compressed when the lifting plate (41) moves downwards, the lifting plate (41) needs to move downwards continuously when the baffle (61) moves to the second limit block (15), and the second spring (63) contracts under the pressure of the lifting plate (41).
4. The multi-circuit power distribution cabinet with the blowing system according to claim 1, characterized in that one side of the cabinet body (1) is open, and a door panel (2) is slidably connected to the open end of the cabinet body (1); the upper end of the cabinet body (1) is provided with a locking mechanism (7), the locking mechanism (7) comprises a fourth fixing plate (71) fixed at the upper end of the cabinet body (1), a guide rod (72) is connected on the fourth fixing plate (71) in a sliding manner, and one end of the guide rod (72) is fixed with a clamping plate (74) connected with the cabinet body (1) in a sliding manner;
the guide rod (72) is sleeved with a third spring (73), two ends of the third spring (73) are fixedly connected with the side face of the fourth fixing plate (71) and the side face of the clamping plate (74) respectively, and when the clamping plate (74) is not under the action of other external forces, the clamping plate (74) is clamped with two adjacent teeth of the second rack (51) under the action of the elastic force of the third spring (73).
5. The multi-circuit power distribution cabinet with the blowing system according to claim 4, characterized in that a connecting plate (75) is fixed on one side of the clamping plate (74), a first rotating rod (77) is rotatably connected to the upper end of the cabinet body (1), a third gear (78) is fixed on the first rotating rod (77), a third rack (76) and a fourth rack (79) are slidably connected to the upper end of the cabinet body (1), the third rack (76) and the fourth rack (79) are respectively located on two sides of the third gear (78), the fourth rack (79) is meshed with the third gear (78), the third rack (76) can also be meshed with the third gear (78) in the sliding process, and the third rack (76) is fixedly connected with the door panel (2);
when the door panel (2) completely covers the open end of the cabinet body (1), the clamping plate (74) is separated from the second rack (51), and when the door panel (2) is in an open state, the clamping plate (74) is clamped between two adjacent teeth of the second rack (51).
6. The multi-circuit power distribution cabinet with the blowing system according to claim 4, characterized in that a clamping mechanism (8) is installed in the cabinet body (1), the clamping mechanism (8) comprises an installation seat (81) fixed on the inner top surface of the cabinet body (1), a second rotating rod (82) is rotatably connected to the installation seat (81), and a fourth gear (83) and a fifth gear (84) are respectively fixed at two ends of the second rotating rod (82);
a fifth rack (85) meshed with a fifth gear (84) is connected to the inner top surface of the cabinet body (1) in a sliding mode, a positioning groove (22) is formed in the door plate (2), and when the door plate (2) enables the open end of the cabinet body (1) to be closed, the fifth rack (85) can be inserted into the positioning groove (22); a fifth fixing plate (86) is fixed on the inner top surface of the cabinet body (1), a fourth spring (87) is installed between the fifth fixing plate (86) and the fifth rack (85), and under the elastic force action of the fourth spring (87), the fifth rack (85) has the movement tendency of being inserted into the positioning groove (22);
a sixth rack (48) is fixed at the upper end of the lifting plate (41), and the sixth rack (48) can be meshed with the fourth gear (83) when lifted; when the sixth rack (48) moves upwards to the contact of the inner top surface of the cabinet body (1), the fifth rack (85) just leaves the positioning groove (22).
7. The multi-circuit power distribution cabinet with the blowing system according to claim 4, characterized in that two first fixing plates (11) are arranged at the upper end of the cabinet body (1), a screw rod (3) is rotatably connected between the two first fixing plates (11), the upper end of the door panel (2) is provided with a second fixing plate (21), the screw rod (3) passes through the second fixing plate (21) and is in threaded connection with the second fixing plate (21), one of the first fixing plates (11) is fixed with a first driving device (31), and the first driving device (31) is used for driving the screw rod (3) to rotate.
8. The multi-circuit power distribution cabinet with the blowing system according to claim 1, wherein the second rack (51) penetrates through the upper end of the cabinet body (1) along the vertical direction and is slidably connected with the cabinet body (1), the sliding direction is the vertical direction, a fourth fixing plate (52) is fixed at the upper end of the cabinet body (1), a second driving device (53) is fixed on the fourth fixing plate (52), a second gear (54) is fixed on a driving shaft of the second driving device (53), and the second gear (54) is engaged with the second rack (51).
CN202110836318.3A 2021-07-23 2021-07-23 Multi-loop power distribution cabinet with blowing system Active CN113644573B (en)

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CN114710918A (en) * 2022-05-09 2022-07-05 中建二局安装工程有限公司 Weak current control device based on Internet of things
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CN116742492A (en) * 2023-06-26 2023-09-12 济南晶程电器有限公司 Control cabinet

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