CN217741009U

CN217741009U - Low-voltage power distribution cabinet who possesses dehumidification function

Info

Publication number: CN217741009U
Application number: CN202221665135.6U
Authority: CN
Inventors: 蒋子东; 李文华; 代大文
Original assignee: Shanghai Westinghouse Whole Set Equipment Co ltd
Current assignee: Shanghai Westinghouse Whole Set Equipment Co ltd
Priority date: 2022-06-29
Filing date: 2022-06-29
Publication date: 2022-11-04
Anticipated expiration: 2032-06-29

Abstract

The utility model discloses a low-voltage power distribution cabinet with dehumidification function, which comprises a cabinet body, an air guide mechanism and a dehumidification mechanism; the cabinet body: the front surface of the cabinet body is provided with a groove, the left end of the groove is hinged with a cabinet door through a hinge, the right end of the cabinet door is rotatably connected with a door lock handle, the lower ends of the left side surface and the right side surface of the cabinet body are respectively provided with an air inlet through groove, the upper ends of the left side surface and the right side surface of the cabinet body are respectively provided with an air outlet through groove, and the lower end of the inner wall of the cabinet body is provided with a frame plate; air guide mechanism: the air guide mechanism is connected with the frame plate through bolts and is positioned at the lower end in the cabinet body; a dehumidification mechanism: set up in the diapire of the cabinet body, dehumidification mechanism and wind-guiding mechanism cooperation installation, this low-voltage distribution cabinet who possesses the dehumidification function selects suitable dehumidification mode according to the difference of surrounding environment, increases the live time of silica drier in bags, reduces the frequency of carrying out the change to silica drier in bags, and reduce cost's input, more effectual dehumidifies the internal portion of cabinet, improves dehumidification effect.

Description

Low-voltage power distribution cabinet who possesses dehumidification function

Technical Field

The utility model relates to a switch board technical field specifically is a low-voltage distribution cabinet who possesses dehumidification function.

Background

The low-voltage complete switch equipment and control equipment are commonly called low-voltage switch cabinets and low-voltage power distribution cabinets, and refer to complete sets of electrical devices with alternating-current and direct-current voltages below 1000V, along with the use of the low-voltage power distribution cabinets, the phenomenon that the power distribution cabinets are more or less wet can be found, some power distribution cabinets are particularly serious in moisture, surrounding cables are covered by mildew spots, gold elements in the power distribution cabinets are rusty spots, the tripping condition often occurs, some power distribution cabinets even cause disasters, the normal use of the power distribution cabinets is influenced, and the interior of the power distribution cabinets needs to be dehumidified in time; in a common dehumidification mode in the prior art, heat dissipation holes are formed in the surface of a shell of a power distribution cabinet, so that heat dissipation is facilitated, exchange between external air and air inside a cabinet body is realized, and dehumidification is performed on the inside of the cabinet body through external dry air; however, the dehumidification mode of air exchange is only suitable for the case of drying with outside air, the application range is small, even some power distribution cabinets use the bagged silica desiccant for dehumidification, the bagged silica desiccant is short in service life, needs to be replaced frequently, and increases the cost input, and therefore the low-voltage power distribution cabinet with the dehumidification function is provided.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a low-voltage distribution cabinet who possesses dehumidification function, select suitable dehumidification mode according to the difference of surrounding environment, application scope is more extensive, increases the live time of silica drier in bags, and problem in the background art can effectively be solved in reduce cost's input.

In order to achieve the above purpose, the utility model provides a following technical scheme: a low-voltage power distribution cabinet with a dehumidification function comprises a cabinet body, an air guide mechanism and a dehumidification mechanism;

the cabinet body: the front surface of the cabinet body is provided with a groove, the left end of the groove is hinged with a cabinet door through a hinge, the right end of the cabinet door is rotatably connected with a door lock handle, the lower ends of the left side surface and the right side surface of the cabinet body are respectively provided with an air inlet through groove, the upper ends of the left side surface and the right side surface of the cabinet body are respectively provided with an air outlet through groove, and the lower end of the inner wall of the cabinet body is provided with a frame plate;

air guide mechanism: the air guide mechanism is connected with the frame plate through bolts and is positioned at the lower end in the cabinet body;

a dehumidification mechanism: set up in the diapire of the cabinet body, dehumidification mechanism and air guide mechanism cooperation installation select suitable dehumidification mode according to the difference of surrounding environment, increase the live time of silica drier in bags, reduce the frequency of carrying out the change to silica drier in bags, reduce cost's input, more effectual dehumidifies the internal portion of cabinet, improves dehumidification effect.

Furthermore, a single chip microcomputer is arranged on the inner wall of the rear side of the cabinet body, and the input end of the single chip microcomputer is electrically connected with an external power supply to control the starting and stopping of the whole device.

Further, air guide mechanism includes disc, three logical grooves, air-out groove, fan-shaped groove, air-out round hole and shrouding, the shrouding passes through the bolt and is connected with the deckle board, and the middle part of shrouding is equipped with the air-out round hole respectively, and the lower surface of shrouding is equipped with the disc, and the outer cambered surface lower extreme annular of disc is provided with three logical grooves, and the upper surface of disc is equipped with the air-out groove, and the air-out round hole is linked together with the air-out groove, and the upper end in three logical grooves all is linked together with the air-out groove, and the diapire annular in air-out groove is provided with fan-shaped groove, leads to the flow path of air current.

Further, dehumidification mechanism is including placing dish, round hole, support column and fan-shaped baffle, the support column sets up in the diapire of the cabinet body, and the upper end of support column is rotated through the bearing and is connected with and places the dish, and the upper surface of placing the dish is open structure, and the silica drier in bags has been placed to the inside of placing the dish, and the extrados of placing the dish is equipped with respectively with the round hole of tee bend groove cooperation installation, and the intrados upper end annular of placing the dish is provided with fan-shaped baffle, is equipped with the connection pad between the intrados of fan-shaped baffle, and fan-shaped baffle and fan-shaped groove cooperation installation carry out the drying to the air.

Furthermore, the dehumidification mechanism still includes slide and electric putter, electric putter sets up in the rear side inner wall of the cabinet body, and electric putter's flexible end is equipped with the slide, and the traveller of slide upper end and the spout sliding connection of placing a set lower surface, electric putter's input electricity is connected in the output of singlechip, and whether control silica desiccant in bags contacts with the outside air.

Further, the rear side inner wall of the cabinet body is provided with a humidity sensor, and the output end of the humidity sensor is electrically connected to the input end of the single chip microcomputer to detect the humidity in the cabinet body.

Furthermore, electric fans are symmetrically arranged between the lower surface of the frame plate and the bottom wall of the cabinet body in a left-right mode, and the input ends of the electric fans are electrically connected to the output end of the single chip microcomputer to push air to flow.

Compared with the prior art, the beneficial effects of the utility model are that: this low-voltage distribution cabinet that possesses dehumidification function has following benefit:

when the multifunctional electric fan is used, the air humidity inside the cabinet body is detected through the humidity sensor, when the humidity is too high, the electric fan is started through the single chip microcomputer, the air is pushed to flow, the air sequentially flows through the air inlet through groove, the three through grooves, the air outlet groove, the air outlet circular hole and the air outlet through groove, the air inside the cabinet body is exchanged with the external air, under the condition of external air drying, the humidity inside the cabinet body is reduced, when the external air dryness is lower, the electric push rod is started, the placing plate rotates for a certain angle, the circular hole is communicated with the three through grooves, the fan-shaped baffle plate and the fan-shaped groove are staggered, air flow is in contact with the bagged silica drying agent inside the placing plate in the air exchange process, moisture in the air is absorbed, the humidity inside the cabinet body is effectively reduced, the normal operation of low-voltage distribution equipment is guaranteed, a proper dehumidification mode is selected according to the difference of the surrounding environment, the application range is wider, the service time of the bagged silica drying agent is prolonged, the frequency of replacing the bagged silica drying agent is reduced, the investment cost is reduced, the dehumidifying effect is more effectively realized, and the dehumidifying effect is improved.

Drawings

FIG. 1 is a schematic view of the present invention;

fig. 2 is a schematic structural view of the inside of the cabinet body of the present invention;

fig. 3 is a schematic structural view of the air guide mechanism of the present invention;

fig. 4 is a schematic structural diagram of the dehumidifying mechanism of the present invention.

In the figure: the electric fan comprises a cabinet body 1, a groove 2, a cabinet door 3, a door lock handle 4, an air inlet through groove 5, an air outlet through groove 6, a frame plate 7, an air guide mechanism 8, a disc 81, a three-way through groove 82, an air outlet groove 83, a fan-shaped groove 84, an air outlet circular hole 85, a sealing plate 86, a dehumidifying mechanism 9, a placing plate 91, a circular hole 92, a support column 93, a fan-shaped baffle 94, a sliding plate 95, an electric push rod 96, a single chip microcomputer 10, a humidity sensor 11 and an electric fan 12.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present embodiment provides a technical solution: a low-voltage power distribution cabinet with a dehumidification function comprises a cabinet body 1, an air guide mechanism 8 and a dehumidification mechanism 9;

the cabinet body 1: the front surface of the cabinet is provided with a groove 2, low-voltage power distribution equipment is convenient to install inside a cabinet body 1, the left end of the groove 2 is hinged with a cabinet door 3 through a hinge, the groove 2 is sealed, the right end of the cabinet door 3 is rotatably connected with a door lock handle 4, the cabinet door 3 is convenient to rotate, the lower ends of the left side surface and the right side surface of the cabinet body 1 are respectively provided with an air inlet through groove 5, the upper ends of the left side surface and the right side surface of the cabinet body 1 are respectively provided with an air outlet through groove 6, the circulation of air inside the cabinet body 1 and external air is convenient, the heat dissipation is convenient, the lower end of the inner wall of the cabinet body 1 is provided with a frame plate 7, power is provided for the arrangement of an air guide mechanism 8, the inner wall of the rear side of the cabinet body 1 is provided with a single chip microcomputer 10, the input end of the single chip microcomputer 10 is electrically connected with an external power supply, the start and stop of the whole device are controlled, the inner wall of the rear side of the cabinet body 1 is provided with a humidity sensor 11, the output end of the humidity sensor 11 is electrically connected with the input end of the single chip microcomputer 10, the humidity inside the cabinet body 1 is detected, electric fans 12 are symmetrically arranged between the lower surface of the frame plate 7 and the bottom wall of the cabinet body 1, the single chip microcomputer 12 is symmetrically arranged on the left and right, the output end of the single chip microcomputer 12, and the single chip microcomputer 12 is driven to push air to flow;

the air guide mechanism 8: the air guide mechanism 8 is connected with the frame plate 7 through bolts and is positioned at the lower end inside the cabinet body 1, the air guide mechanism 8 comprises a disc 81, a three-way groove 82, an air outlet groove 83, fan-shaped grooves 84, an air outlet circular hole 85 and a sealing plate 86, the sealing plate 86 is connected with the frame plate 7 through bolts, the middle part of the sealing plate 86 is respectively provided with the air outlet circular hole 85, the lower surface of the sealing plate 86 is provided with the disc 81, the lower end of the outer arc surface of the disc 81 is annularly provided with the three through grooves 82, the upper surface of the disc 81 is provided with the air outlet groove 83, the air outlet circular hole 85 is communicated with the air outlet groove 83, the upper ends of the three through grooves 82 are communicated with the air outlet groove 83, and the fan-shaped grooves 84 are annularly arranged on the bottom wall of the air outlet groove 83 to guide the flow path of air flow;

the dehumidification mechanism 9: the dehumidifying mechanism 9 and the air guide mechanism 8 are installed in a matched mode, the dehumidifying mechanism 9 comprises a placing disc 91, a round hole 92, a support column 93 and a fan-shaped baffle 94, the support column 93 is arranged on the bottom wall of the cabinet body 1, the upper end of the support column 93 is connected with the placing disc 91 in a rotating mode through a bearing, the upper surface of the placing disc 91 is of an open structure, bagged silicon dioxide drying agents are placed inside the placing disc 91, the round holes 92 matched with the three-way grooves 82 are formed in the outer arc surfaces of the placing disc 91 respectively, the fan-shaped baffle 94 is annularly arranged at the upper end of the inner arc surface of the placing disc 91, a connecting disc is arranged between the inner arc surfaces of the fan-shaped baffle 94, the fan-shaped baffle 94 and the fan-shaped grooves 84 are installed in a matched mode, when outside air is dry, the round holes 92 and the three-way grooves 82 are staggered, the fan-shaped baffle 94 corresponds to the position of the fan-shaped grooves 84, the upper end and the lower end of the space where the bagged silicon dioxide drying agents are located are sealed, when the outside air is low in dryness, the round hole 92 is communicated with the three-way groove 82, the fan-shaped baffle 94 and the fan-shaped groove 84 are staggered, and are contacted with the bagged silica desiccant in the placing disc 91 in the air exchange process to absorb moisture in the air, effectively reduce the humidity in the cabinet body 1, ensure the normal operation of low-voltage power distribution equipment, reduce the loss of the bagged silica desiccant, reduce the cost investment, and prolong the service life of the bagged silica desiccant, the dehumidifying mechanism 9 further comprises a sliding plate 95 and an electric push rod 96, the electric push rod 96 is arranged on the inner wall of the rear side of the cabinet body 1, the tail end of the telescopic end of the electric push rod 96 is provided with the sliding plate 95, a sliding column at the upper end of the sliding plate 95 is in sliding connection with a sliding groove at the lower surface of the placing disc 91, the input end of the electric push rod 96 is electrically connected with the output end of the single chip microcomputer 10, the electric push rod 96 is started, and the telescopic end of the electric push rod 96 drives the sliding plate 95 to move, the slide post at the upper end of the slide plate 95 slides in the slide groove at the lower surface of the placing tray 91, so that the placing tray 91 rotates at a certain angle.

The utility model provides a pair of low-voltage distribution cabinet who possesses dehumidification function's theory of operation as follows: when the low-voltage power distribution cabinet is used, the cabinet door 3 is opened, low-voltage power distribution equipment is installed inside the cabinet body 1, the humidity of air inside the cabinet body 1 is detected through the humidity sensor 11, when the humidity is too high, the electric fan 12 is started through the single chip microcomputer 10, the electric fan 12 drives the air to flow, so that the external air enters the cabinet body 1 from the air inlet through groove 5, at the moment, the round hole 92 and the three-way groove 82 are staggered, the fan-shaped baffle plate 94 corresponds to the fan-shaped groove 84 in position, the upper end and the lower end of the space where the bagged silicon dioxide desiccant is located are sealed, then the air flow is blown out from the air outlet through groove 6 after passing through the three-way groove 82, the air outlet groove 83 and the air outlet round hole 85 in sequence, so that the air inside the cabinet body 1 is exchanged with the external air, and under the condition that the external air is dry, the humidity inside the cabinet body 1 is reduced, avoid the humidity too high to cause the influence to low voltage distribution equipment's normal use, under the lower circumstances of outside air dryness, the exchange of air can not effectual reduction cabinet body 1 inside humidity, start electric putter 96 this moment, electric putter 96's flexible end drives slide 95 and removes, slide in the spout of placing the dish 91 lower surface through the traveller of slide 95 upper end, make and place dish 91 and rotate certain angle, make round hole 92 and tee bend 82 be linked together, fan-shaped baffle 94 and fan-shaped groove 84 dislocation, in-process at the air exchange will with place the inside silica desiccant contact in bags of dish 91, absorb the moisture in the air, the effectual inside humidity of reducing cabinet body 1, guarantee low voltage distribution equipment's normal operating, after the dehumidification is accomplished, electric fan 12 stops, no longer promote the air flow.

It should be noted that the single chip microcomputer 10 disclosed in the above embodiment may be a P ic 16F1823-I/P type single chip microcomputer, the electric push rod 96, the humidity sensor 11 and the electric fan 12 may be freely configured according to actual application scenarios, the electric push rod 96 may be an ANT-52 type electric push rod, the humidity sensor 11 may be an FT-H50K type humidity sensor, the electric fan 12 may be an fdt-100 type electric fan, and the single chip microcomputer 10 controls the electric push rod 96, the humidity sensor 11 and the electric fan 12 to operate by using a method commonly used in the prior art.

The above is only the embodiment of the present invention, and the patent scope of the present invention is not limited thereby, and all the equivalent structures or equivalent processes made by the contents of the specification and the drawings are utilized, or directly or indirectly applied to other related technical fields, and all the same principles are included in the patent protection scope of the present invention.

Claims

1. The utility model provides a low-voltage distribution cabinet that possesses dehumidification function which characterized in that: comprises a cabinet body (1), an air guide mechanism (8) and a dehumidification mechanism (9);

cabinet (1): the front surface of the cabinet is provided with a groove (2), the left end of the groove (2) is hinged with a cabinet door (3) through a hinge, the right end of the cabinet door (3) is rotatably connected with a door lock handle (4), the lower ends of the left and right side surfaces of the cabinet body (1) are respectively provided with an air inlet through groove (5), the upper ends of the left and right side surfaces of the cabinet body (1) are respectively provided with an air outlet through groove (6), and the lower end of the inner wall of the cabinet body (1) is provided with a frame plate (7);

air guide mechanism (8): is connected with the frame plate (7) through bolts, and the air guide mechanism (8) is positioned at the lower end of the interior of the cabinet body (1);

dehumidification mechanism (9): is arranged on the bottom wall of the cabinet body (1), and the dehumidifying mechanism (9) and the air guide mechanism (8) are installed in a matching way.

2. The low-voltage power distribution cabinet with dehumidification function according to claim 1, characterized in that: the rear inner wall of the cabinet body (1) is provided with a single chip microcomputer (10), and the input end of the single chip microcomputer (10) is electrically connected with an external power supply.

3. The low-voltage distribution cabinet with the dehumidification function according to claim 2, wherein: air guide mechanism (8) are including disc (81), tee bend groove (82), air-out groove (83), fan-shaped groove (84), air-out round hole (85) and shrouding (86), shrouding (86) are connected with framed board (7) through the bolt, and the middle part of shrouding (86) is equipped with air-out round hole (85) respectively, and the lower surface of shrouding (86) is equipped with disc (81), and the extrados lower extreme annular of disc (81) is provided with three through grooves (82), and the upper surface of disc (81) is equipped with air-out groove (83), and air-out round hole (85) are linked together with air-out groove (83), and the upper end of tee bend groove (82) all is linked together with air-out groove (83), and the diapire annular of air-out groove (83) is provided with fan-shaped groove (84).

4. The low-voltage power distribution cabinet with dehumidification function according to claim 3, characterized in that: dehumidification mechanism (9) are including placing dish (91), round hole (92), support column (93) and fan-shaped baffle (94), support column (93) set up in the diapire of the cabinet body (1), the upper end of support column (93) is rotated through the bearing and is connected with places dish (91), the upper surface of placing dish (91) is open structure, place the inside of dish (91) and placed bagged silica drier, the extrados of placing dish (91) is equipped with round hole (92) of installing with tee bend groove (82) cooperation respectively, the intrados upper end annular of placing dish (91) is provided with fan-shaped baffle (94), be equipped with the connection pad between the intrados of fan-shaped baffle (94), fan-shaped baffle (94) and fan-shaped groove (84) cooperation installation.

5. The low-voltage distribution cabinet with the dehumidification function according to claim 4, wherein: dehumidification mechanism (9) still include slide (95) and electric putter (96), electric putter (96) set up in the rear side inner wall of the cabinet body (1), and electric putter (96)'s flexible end is terminal to be equipped with slide (95), slide column and the spout sliding connection of placing dish (91) lower surface of slide (95) upper end, and electric putter (96)'s input electricity is connected in the output of singlechip (10).

6. The low-voltage distribution cabinet with the dehumidification function according to claim 2, wherein: the rear side inner wall of the cabinet body (1) is provided with a humidity sensor (11), and the output end of the humidity sensor (11) is electrically connected with the input end of the single chip microcomputer (10).

7. The low-voltage power distribution cabinet with dehumidification function according to claim 2, characterized in that: electric fans (12) are symmetrically arranged between the lower surface of the frame plate (7) and the bottom wall of the cabinet body (1) in the left-right direction, and the input ends of the electric fans (12) are electrically connected with the output end of the single chip microcomputer (10).