CN216355421U

CN216355421U - Electrical control cabinet with dampproofing function

Info

Publication number: CN216355421U
Application number: CN202122459851.0U
Authority: CN
Inventors: 闫涛
Original assignee: Yantai Vocational College
Current assignee: Yantai Vocational College
Priority date: 2021-10-13
Filing date: 2021-10-13
Publication date: 2022-04-19
Anticipated expiration: 2031-10-13

Abstract

The utility model relates to an electrical control cabinet with a damp-proof function, which comprises a control cabinet, wherein both sides of the control cabinet are provided with heat dissipation ports communicated with an inner cavity, the outer side of the control cabinet is provided with a humidity sensor, the outer side of the control cabinet is detachably and fixedly provided with an outer box body through a fastener, the outer box body is arranged on the outer side of the heat dissipation ports in a butt joint mode, the outer side of the outer box body is provided with an air exhaust fan in a penetrating mode, the inner side end of the air exhaust fan is provided with a filter screen, a connecting pipe is paved on the inner wall of the control cabinet, the outer side of the connecting pipe is uniformly provided with a plurality of groups of air nozzles, and a drying cylinder is arranged in the outer box body on the left side. According to the utility model, the dehumidification structure is arranged at the outer side of the control cabinet, so that the interference on internal circuits and electrical elements is avoided, the dehumidification and heat dissipation in different modes can be realized by regulating and controlling according to different humidity environments, the overall practical experience is greatly improved, and the control cabinet is worthy of being popularized and used in the existing market.

Description

Electrical control cabinet with dampproofing function

Technical Field

The utility model relates to the related field of control cabinets, in particular to an electrical control cabinet with a moisture-proof function.

Background

As is known, a control cabinet is formed by assembling switching equipment, measuring instruments, protective electrical equipment and auxiliary equipment in a closed or semi-closed metal cabinet or on a screen according to the electrical wiring requirements, and the arrangement of the control cabinet meets the requirements of normal operation of a power system, is convenient to overhaul and does not endanger the safety of people and surrounding equipment. In normal operation, the circuit can be switched on or off by means of a manual or automatic switch. When the fault or abnormal operation occurs, the circuit is cut off or an alarm is given by the aid of the protective electric appliance. The measuring instrument can display various parameters in operation, and can also adjust some electrical parameters to prompt or send out signals for deviation from normal working state. It is commonly used in various power generation, distribution and transformation substations. At present, the existing Chinese patent with the application number of CN202023026878.2 discloses an electrical control cabinet with good moisture resistance, and relates to the field of control cabinets. This electrical control cabinet that moisture resistance is good, including electrical control cabinet body and dampproofing work machine case, the electrical work slotted hole has been seted up to the inside of electrical control cabinet body, two sets of positioning channel groove have been seted up to the lower extreme of electrical work slotted hole, No. two positioning channel groove's both ends have all been seted up the spacing spout of direction, and the one end that No. two positioning channel groove were kept away from to every group direction spacing spout is all installed and is supported the fixed bottom block, and the one end that every group supported the fixed bottom block all installs and support the stress spring.

However, when the existing moistureproof electrical control cabinet is used, the moistureproof working cabinet is dustproof through the built-in moistureproof working cabinet, and the moistureproof working cabinet is arranged on a connecting circuit behind an electrical cabinet, so that the electrical potential safety hazard is increased, the whole power loss is increased, the layout of built-in electrical components and circuits is also influenced, and the use effect is poor. Therefore, the utility model needs to design an electrical control cabinet with a moisture-proof function to solve the problems.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides an electrical control cabinet with a moisture-proof function, which solves the problems brought by the background as far as possible.

The utility model is realized by the following technical scheme:

the utility model provides an electrical control cabinet with dampproofing function, includes the switch board, the switch board both sides all are provided with the thermovent of intercommunication inner chamber, and the switch board outside is provided with humidity transducer, the switch board outside can dismantle fixed mounting has outer box through the fastener, and outer box butt joint sets up in the outside of thermovent, the outer box outside runs through to install and extract air the fan, and the medial extremity of extracting air the fan is provided with the filter screen, the connecting pipe has been laid to the switch board inner wall, and the connecting pipe outside evenly is provided with multiunit air cock, left side outer box built-in drying section of thick bamboo, and the butt joint of drying section of thick bamboo set up in the left thermovent of switch board, left side the bottom and the top of outer box inner wall are provided with supporting seat, spacing frame respectively, and drying section of thick bamboo demountable installation between supporting seat, spacing frame.

Preferably, a PLC controller is arranged in the control cabinet, and the humidity sensor is electrically connected with the air suction fans on two sides through the PLC controller.

Preferably, the connecting pipe passes through clamp cooperation bolt fixed mounting in the switch board inner wall, the outside butt joint suction fan on right side of connecting pipe.

Preferably, a drying agent is arranged in the drying cylinder, through holes are uniformly formed in the outer side of the drying cylinder, and mounting holes are formed in the upper end and the lower end of the drying cylinder.

Preferably, the inner wall of the limiting frame is longitudinally provided with a slide rail, the inner cavity of the limiting frame is movably provided with a slide plate which slides along the slide rail, the upper end of the slide plate is connected with the inner wall of the limiting frame through a spring, and the lower end of the slide plate and the upper end of the supporting seat are both provided with limit rods of the plug-in mounting holes.

Preferably, the spring is in a spring-extended state when at rest.

The utility model has the beneficial effects that:

according to the utility model, the outer boxes are arranged in a butt joint manner at the heat dissipation ports on the outer side of the control cabinet for sealing, so that the probability of water vapor entering is reduced, and air circulation is realized for heat dissipation and dehumidification according to air extraction of the air extraction fans arranged in the outer boxes on two sides; when the external humidity is high, the air is extracted by the air extracting fan on the left side, and water vapor in the air is filtered by the drying agent arranged in the drying cylinder and then extracted by the air extracting fan on the right side in cooperation with the connecting pipe; when the external humidity is low, the air suction fan on the right side sucks dry air into the inner cavity of the electric cabinet through the connecting pipe and the air faucet, so that heat dissipation and dehumidification are realized everywhere, and the air is sucked out through the air suction fan on the left side. In conclusion, the dehumidification structure is arranged on the outer side of the control cabinet, so that interference on internal circuits and electrical elements is avoided, dehumidification and heat dissipation in different modes can be realized by regulating and controlling according to different humidity environments, the overall practical experience is greatly improved, and the control cabinet is worthy of being popularized and used in the existing market.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

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

FIG. 2 is an enlarged schematic view of the structure of the outer case of FIG. 1 according to the present invention;

fig. 3 is an enlarged view of the structure at a in fig. 2 according to the present invention.

In the figure: 1-a control cabinet, 2-a heat dissipation port, 3-an outer box body, 4-an air extraction fan, 5-a filter screen, 6-a connecting pipe, 7-an air nozzle, 8-a drying cylinder, 801-a through hole, 802-a mounting hole, 9-a supporting seat, 10-a limiting frame, 1001-a sliding rail, 1002-a sliding plate, 1003-a spring, 1004-a limiting rod and 11-a humidity sensor.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 3, an electrical control cabinet with a moisture-proof function includes a control cabinet 1, heat dissipation ports 2 communicating with an inner cavity are disposed on two sides of the control cabinet 1, a humidity sensor 11 is disposed on an outer side of the control cabinet 1, outer cases 3 are detachably and fixedly mounted on an outer side of the control cabinet 1 through fasteners, the outer cases 3 are butt-jointed and disposed on outer sides of the heat dissipation ports 2, an air exhaust fan 4 is mounted on an outer side of each outer case 3 in a penetrating manner, a filter screen 5 is disposed at an inner side end of the air exhaust fan 4, a connecting pipe 6 is laid on an inner wall of the control cabinet 1, a plurality of groups of air nozzles 7 are uniformly disposed on an outer side of the connecting pipe 6, a drying cylinder 8 is disposed in the outer case 3 on the left side, the drying cylinder 8 is butt-jointed and disposed on the heat dissipation port 2 on the left side of the control cabinet 1, a supporting seat 9 and a limiting frame 10 are disposed at the bottom and the top of an inner wall of the outer case 3 on the left side, and the drying cylinder 8 is detachably mounted on the supporting seat 9, And 0 between the limiting frames 10.

Specifically, a PLC controller is arranged in the control cabinet 1, the humidity sensor 11 electrically controls the air extracting fans 4 on both sides through the PLC controller, and the humidity sensor 11 starts the operation of the air extracting fans 4 on both sides through the PLC controller and controls the operation direction of the air extracting fans 4.

Specifically, connecting pipe 6 passes through clamp cooperation bolt fixed mounting in 1 inner wall of switch board, and the fan 4 of bleeding on the outside butt joint right side of connecting pipe 6, the fan 4 of bleeding is bled and is exhausted through connecting pipe 6, conveniently dispels the heat and dehumidifies 1 inner chamber of switch board.

Specifically, a drying agent is arranged in the drying cylinder 8, through holes 801 are uniformly arranged on the outer side of the drying cylinder 8, mounting holes 802 are arranged at the upper end and the lower end of the drying cylinder 8, a slide rail 1001 is longitudinally arranged on the inner wall of the limit frame 10, a slide plate 1002 sliding with the slide rail 1001 is movably arranged in the inner cavity of the limit frame 10, the upper end of the slide plate 1002 is connected with the inner wall of the limit frame 10 through a spring 1003, limit rods 1004 inserted with the mounting holes 802 are arranged at the lower end of the slide plate 1002 and the upper end of the supporting seat 9, the limit rods 1004 at the bottom of the push plate 1002 are separated from the mounting holes 802 at the outer side end of the drying cylinder 8 by pushing the slide plate 1002 to slide along the slide rail 1001 on the inner wall of the limit frame 10, the drying cylinder 8 can be taken out for replacement, and after replacement is completed, the drying cylinder 8 can be reinstalled due to the fact that the spring 1003 is in a stretch state when standing still, is very convenient.

The working principle is as follows: when the humidity sensor is used, the humidity in the air is detected through the external humidity sensor 11, when the air is moist, the humidity sensor 11 starts the air extracting fans 4 on two sides to operate through the PLC controller, the air is extracted from the outer side of the outer box 3 through the air extracting fan 4 on the left side and is filtered by the filter screen 5 to remove dust particles, the air enters the drying cylinder 8 through the through hole 801 on the outer side of the drying cylinder 8 to absorb water vapor and then enters the inner cavity of the control cabinet 1 through the heat dissipation port 2 on the left side, then the air entering is extracted by the air extracting fan 4 on the right side through the connecting pipe 6 through the air nozzle 7 and then is discharged, and dehumidification and heat dissipation are realized by utilizing the air circulation principle; and during the outside air is dry, temperature sensor 11 starts air extraction fan 4 on right side through the PLC controller this moment and with dry air suction through connecting pipe 6 and the air cock 7 blowout butt joint 1 inner chamber of outside a plurality of positions outflow realization blowing drying to take out through left air extraction fan 4, play dampproofing and radiating effect equally. The subsequent staff can regularly open the outer box 3 on the left side, slide along the slide rail 1001 on the inner wall of the limit frame 10 by pushing the sliding plate 1002, separate the limit rod 1004 at the bottom of the push plate 1002 from the mounting hole 802 at the outer side end of the drying cylinder 8, remove the limit on the drying cylinder 8, and take out the drying cylinder 8 for replacement.

The above embodiments are preferred embodiments of the present invention, but the present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be construed as equivalents thereof, and all such changes, modifications, substitutions, combinations, and simplifications are intended to be included in the scope of the present invention.

In the description of the present invention, it is to be understood that the terms indicating an orientation or positional relationship are based on the orientation or positional relationship shown in the drawings only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Claims

1. The utility model provides an electrical control cabinet with dampproofing function, includes switch board (1), switch board (1) both sides all are provided with thermovent (2) of intercommunication inner chamber, and the switch board (1) outside is provided with humidity transducer (11), its characterized in that: fixed mounting can be dismantled through the fastener in the switch board (1) outside has outer box (3), and outer box (3) butt joint sets up in the outside of thermovent (2), outer box (3) outside is run through and is installed and extract air fan (4), and the medial extremity of extracting air fan (4) is provided with filter screen (5), connecting pipe (6) have been laid to switch board (1) inner wall, and evenly be provided with multiunit air cock (7) in connecting pipe (6) outside, left side outer box (3) built-in dry section of thick bamboo (8), and dry section of thick bamboo (8) butt joint sets up in left thermovent (2) of switch board (1), left side the bottom and the top of outer box (3) inner wall are provided with supporting seat (9), spacing frame (10) respectively, and dry section of thick bamboo (8) demountable installation between supporting seat (9), spacing frame (10).

2. The electrical control cabinet with the moisture-proof function according to claim 1, characterized in that: the control cabinet (1) is internally provided with a PLC (programmable logic controller), and the humidity sensor (11) is electrically connected with the air exhaust fans (4) on two sides through the PLC.

3. The electrical control cabinet with the moisture-proof function according to claim 1, characterized in that: the connecting pipe (6) is fixedly installed on the inner wall of the control cabinet (1) through a clamp matching bolt, and the outer side of the connecting pipe (6) is butted with the air exhaust fan (4) on the right side.

4. The electrical control cabinet with the moisture-proof function according to claim 1, characterized in that: drying agents are arranged in the drying cylinder (8), through holes (801) are uniformly formed in the outer side of the drying cylinder (8), and mounting holes (802) are formed in the upper end and the lower end of the drying cylinder (8).

5. The electrical control cabinet with the moisture-proof function according to claim 4, wherein: the inner wall of the limiting frame (10) is longitudinally provided with a sliding rail (1001), a sliding plate (1002) which slides along the sliding rail (1001) is movably arranged in the inner cavity of the limiting frame (10), the upper end of the sliding plate (1002) is connected with the inner wall of the limiting frame (10) through a spring (1003), and the lower end of the sliding plate (1002) and the upper end of the supporting seat (9) are respectively provided with a limiting rod (1004) inserted into the mounting hole (802).

6. The electrical control cabinet with the moisture-proof function according to claim 5, wherein: the spring (1003) is in a spring extension state when standing.