CN220544480U

CN220544480U - High-low voltage electrical cabinet with dehumidification function

Info

Publication number: CN220544480U
Application number: CN202320972472.8U
Authority: CN
Inventors: 谭玮; 唐海涛; 丁强; 周晓容
Original assignee: Pangang Group Engineering Technology Co Ltd
Current assignee: Pangang Group Engineering Technology Co Ltd
Priority date: 2023-04-26
Filing date: 2023-04-26
Publication date: 2024-02-27
Anticipated expiration: 2033-04-26

Abstract

The utility model provides a high-low voltage electrical cabinet with a dehumidifying function, which comprises: a shell formed by a plurality of plates, wherein at least one plate of the shell is provided with an air inlet hole, and at least one plate of the shell is provided with an air outlet hole; a cabinet door connected to the housing and closing the opening of the housing; the water removing device is positioned in the shell and is close to the air inlet hole, and the water removing device is provided with a water absorbing component for absorbing moisture in the air. The high-low voltage electrical cabinet with the dehumidification function can effectively filter out moisture in air entering the electrical cabinet, and avoid erosion of electronic devices in the electrical cabinet.

Description

High-low voltage electrical cabinet with dehumidification function

Technical Field

The utility model relates to the technical field of electrical equipment, in particular to a high-low voltage electrical cabinet with a dehumidifying function.

Background

The electric cabinet is a cabinet body for storing and protecting circuit components and is generally made of steel. The manufacturing materials of the electrical cabinet can be divided into hot-rolled materials and cold-rolled materials, and the cold-rolled materials are softer than the hot-rolled materials in texture and are more suitable for manufacturing the electrical cabinet. The application field of the electrical cabinet is wider, such as the power industry, the metallurgical industry, the environmental protection industry and the like. With the development of science and technology, the use of electrical cabinets is becoming more and more common.

Patent document CN212034530U discloses an electrical cabinet which is convenient to disassemble. The electrical cabinet comprises a base and a clamping device. The base top is provided with the regulator cubicle main part, and the bottom of regulator cubicle main part is provided with the mount pad, and mount pad and regulator cubicle main part structure as an organic whole, and the mounting groove has all been seted up to four corners department in the mount pad, is provided with the joint device in the mounting groove, and the mount pad passes through the joint device joint on the up end of base. The clamping device comprises a clamping plate, a spring, a clamping groove, a fixing frame, a screw rod, a handle and a retaining plate, wherein the clamping plate is vertically arranged in the mounting groove, the spring is horizontally welded on one end face of the clamping plate, which is close to the middle of the mounting seat, and a plurality of groups of springs are arranged in parallel. According to the electrical cabinet, through the arrangement of the exhaust fan and the air inlet fan, air flow circulation is formed between the interior and the exterior of the electrical cabinet main body, so that heat dissipation is carried out on the electrical cabinet main body; through the setting of base and support post, make the regulator cubicle main part unsettled, can prevent to lead to the regulator cubicle main part to damage because of soaking or ground humidification. However, when the electrical cabinet is used in a relatively humid environment, moisture may be trapped in the air, which may cause corrosion of internal circuits of the electrical cabinet and cause short-circuiting of the circuits.

Therefore, how to avoid the influence of moisture on the smooth operation of the electrical components is a problem to be solved by those skilled in the art.

Disclosure of Invention

The utility model mainly aims to provide a high-low voltage electrical cabinet with a dehumidifying function, so as to solve the problems in the prior art. The high-low voltage electrical cabinet with the dehumidification function can effectively filter out moisture in air entering the electrical cabinet, and avoid erosion of electronic devices in the electrical cabinet.

According to one aspect of the present utility model, there is provided a high-low voltage electrical cabinet with a dehumidifying function, comprising:

a shell formed by a plurality of plates, wherein at least one plate of the shell is provided with an air inlet hole, and at least one plate of the shell is provided with an air outlet hole;

a cabinet door connected to the housing and closing the opening of the housing;

the water removing device is positioned in the shell and close to the air inlet hole, and the water removing device is provided with a water absorbing component for absorbing moisture in air.

In one embodiment of the utility model, the device further comprises an airflow speed increasing device which is positioned in the shell and is close to the air outlet hole.

In one embodiment of the utility model, the air inlet holes are arranged on a plate in the same plane with the cabinet door, and the plurality of air inlet holes are uniformly arranged in an array manner.

In one embodiment of the utility model, the shell is provided with an opening above the air inlet hole for allowing the water removing device to be inserted and pulled out, the water removing device comprises a water absorbing frame, water absorbing cotton arranged in the water absorbing frame and a pressing frame pressed above the water absorbing cotton, and the water absorbing cotton can cover the cross section of the interior of the shell.

In one embodiment of the utility model, a handle is arranged on the outer surface of the water absorbing frame.

In one embodiment of the utility model, the water absorbing frame comprises an outer frame extending along the height direction of the electrical cabinet and a bearing frame extending transversely to the outer frame, the water absorbing cotton is supported on the bearing frame, and the pressing frame comprises a frame overlapped with the bearing frame of the water absorbing frame and a locking component positioned above one of the frames.

In one embodiment of the utility model, the locking member comprises:

the vertical plate is perpendicular to the surface of the frame and is separated from the outer edge of the frame by a preset distance, and a mounting hole is formed in the vertical plate;

the limiting rod is parallel to the surface of the frame and can be slidably penetrated in the mounting hole of the vertical plate;

the spring is sleeved on the limiting rod, one end, away from the outer edge of the frame, of the spring is fixedly connected to the vertical plate, and one end, adjacent to the outer edge of the frame, of the spring is fixedly connected to the limiting rod.

In one embodiment of the utility model, the water absorbing frame and the pressing frame are provided with movable connecting pieces which are connected together at one side.

In one embodiment of the present utility model, the air flow accelerating device includes a fan, the air outlet holes are disposed on the top wall of the housing, the plurality of air outlet holes are uniformly arranged in an array, and the fan is located below the top wall.

In one embodiment of the utility model, a first baffle is further arranged above the water removal device in the shell, a second baffle is arranged below the air flow speed increasing device, and a plurality of ventilation holes are formed in the first baffle and the second baffle.

By adopting the technical scheme, the high-low voltage electrical cabinet with the dehumidification function can adsorb moisture in the air through the water-absorbing cotton, so that the dehumidification effect is achieved, and the corrosion of internal circuits of the electrical cabinet is avoided; the water-absorbing cotton quilt is stably kept in the cabinet body, so that the whole area of the air flow entering the cabinet body is effectively covered, and the total content of the moisture in the air flow entering the cabinet body is effectively reduced; the clamping structure is arranged to clamp the absorbent cotton, so that the absorbent cotton can be stably fixed and can be conveniently replaced.

Drawings

The accompanying drawings are included to provide a further understanding of the disclosure, and are incorporated in and constitute a part of this specification, illustrate the disclosure and together with the description serve to explain, but do not limit the disclosure. In the drawings:

fig. 1 is a schematic view of the overall structure of a high-low voltage electrical cabinet with a dehumidifying function according to an embodiment of the present utility model;

fig. 2 is a schematic view of an internal structure of a cabinet door of a high-low voltage electrical cabinet with a dehumidifying function according to an embodiment of the present utility model after being opened;

FIG. 3 is an exploded perspective view of a water removal device according to an embodiment of the present utility model;

fig. 4 is a schematic view of an airflow speed increasing device according to an embodiment of the present utility model.

Description of the reference numerals

1, a shell; 10 air inlet holes; 12 air outlet holes; 2, a cabinet door; 3, a water removing device; 31a water absorbing frame; 31a outer frame; 31b carrying frames; 31c handle; 32 absorbent cotton; 33, compacting the frame; 33a frame; 33b locking means; 33b1 risers; 33b2 stop lever; 33b3 spring; 4 an airflow speed increasing device; a 41 fan; 42 gas collection boxes; and 5, baffle plates.

Detailed Description

Specific embodiments of the present disclosure are described in detail below with reference to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating and illustrating the disclosure, are not intended to limit the disclosure.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs; the terms used in the specification are used herein for the purpose of describing particular embodiments only and are not intended to limit the present utility model, for example, the orientations or positions indicated by the terms "length", "width", "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. are orientations or positions based on the drawings, which are merely for convenience of description and are not to be construed as limiting the present utility model.

The terms "comprising" and "having" and any variations thereof in the description of the utility model and the claims and the description of the drawings above are intended to cover a non-exclusive inclusion; the terms first, second and the like in the description and in the claims or in the above-described figures, are used for distinguishing between different objects and not necessarily for describing a sequential or chronological order. The meaning of "a plurality of" is two or more, unless specifically defined otherwise.

In the description of the utility model and the claims and the above figures, when an element is referred to as being "fixed" or "mounted" or "disposed" or "connected" to another element, it can be directly or indirectly on the other element. For example, when an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element.

Furthermore, references herein to "an embodiment" mean that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the present utility model. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments.

Fig. 1 is a schematic view showing the overall structure of a high-low voltage electrical cabinet with a dehumidifying function according to an embodiment of the present utility model, and fig. 2 is a schematic view showing the internal structure of the high-low voltage electrical cabinet with a dehumidifying function according to an embodiment of the present utility model after the cabinet door is opened.

As shown in the figure, the high-low voltage electrical cabinet with dehumidifying function generally includes a housing 1 formed of a plurality of plates, a cabinet door 2 connected to the housing 1 and closing an opening of the housing, and a water removing device 3.

Wherein, be equipped with inlet port 10 on the at least one board of shell 1, be equipped with venthole 12 on the at least one board of shell 1, water trap 3 is located in shell 1 and is close to inlet port 10, and water trap 3 has the water absorption part that adsorbs the moisture in the air.

In the illustrated example, the housing 1 is constituted by a bottom plate, a top plate, and four side plates. The side panels on the front extend only near the bottom of the cabinet. The housing 1 is provided with an opening in the front side, which is operatively opened and closed by a cabinet door 2. The shell plate on the front is provided with a plurality of air inlets 10, and the air inlets 10 are uniformly arranged in an array mode. The top wall is provided with a plurality of air outlet holes 12, and the air outlet holes 12 are uniformly arranged in an array mode. It is also conceivable to provide the inlet and outlet openings in other housing plates in accordance with the teachings of the present utility model, and these modifications are within the scope of the present utility model.

The housing plate on the front side is also provided with an opening allowing the insertion and extraction of the water removal device 3, which opening is located above the area where the air intake holes 10 are provided. The water removal device 3 can be inserted into or withdrawn from the opening of the housing plate in a drawer-like manner.

Fig. 3 shows an exploded perspective view of a water removal device 3 according to an embodiment of the utility model. The water removing device 3 comprises a water absorbing frame 31, water absorbing cotton 32 arranged in the water absorbing frame 31 and a pressing frame 33 pressed above the water absorbing cotton. The water absorbing frame 31 may include an outer frame 31a extending in the height direction of the electrical cabinet and a carrying frame 31b extending transversely to the outer frame. The outer frame 31a has a size matching that of the cavity defined by the inner surface of the casing 1, and the carrying frame 31b extends laterally in a direction toward the center at the bottom of the outer frame 31a, thereby forming a flange for supporting the absorbent cotton 32. The absorbent cotton 32 is supported on the carrying frame 31b, and the absorbent cotton 32 is sized to match the area defined by the inner surface of the outer frame 31a and is capable of covering the entire cross section of the inside of the casing 1 (i.e., a plane perpendicular to the height direction of the electrical cabinet). The absorbent cotton 32 may be any flexible material having a strong absorbent capacity, including but not limited to polyester fibers, etc.

A pressing frame 33 is arranged above the absorbent cotton 32. The pressing frame 33 and the suction frame 31 are provided with a movable coupling member on one side to couple the both together, for example, a hinge or the like may be used to couple the both. The pressing frame 33 includes a rim 33a overlapped with the carrying frame 31b of the water absorbing frame 31 and a locking member 33b located above one of the rims.

The locking member 33b may include a riser 33b1, a stopper rod 33b2, and a spring 33b3. The vertical plate 33b1 is perpendicular to the surface of the frame 33a and is spaced apart from the outer edge of the frame by a predetermined distance, and the vertical plate 33b1 is provided with a mounting hole. The stopper rod 33b2 extends parallel to the frame surface, is penetrated in the mounting hole of the standing plate 33b1, and is slidable in a direction parallel to the frame surface. The spring 33b3 is sleeved on the limit rod 33b2 and is positioned at one side of the vertical plate 33b1 close to the outer edge of the frame. One end of the spring 33b3, which is close to the vertical plate 33b1, is fixedly connected to the vertical plate 33b1, and one end, which is close to the outer edge of the frame, is fixedly connected to the limiting rod 33b 2. For example, the stop lever 33b2 may be fixedly mounted with a retainer ring on a side near the outer edge of the frame, and the end portion of the spring 33b3 may be welded to the retainer ring. In the locked state, the spring 33b3 pushes the end of the limit rod 33b2 to be inserted into the corresponding hole on the outer frame 31a, and when unlocking is required, the spring 33b3 is pushed to move towards the direction away from the outer frame 31a, and the end of the limit rod 33b2 is separated from the corresponding hole of the outer frame 31a, so that unlocking is realized.

Through adopting above-mentioned locking structure, both realized the effective spacing to the cotton 32 that absorbs water, avoid because of the too big cotton 32 that absorbs water that leads to of suction removes in the frame 31 that absorbs water inside, can also make things convenient for the change of cotton 32 that absorbs water.

In some embodiments of the present utility model, a handle 31c may be further provided on the outer surface of the water absorbing frame 31 in order to facilitate the removal of the water removing device 3.

In some embodiments of the utility model, the electrical cabinet may further comprise an airflow speed increasing device 4 in order to facilitate airflow. The air flow accelerating device 4 is located within the housing 1 adjacent to the air outlet aperture 12, that is, the air flow accelerating device 4 is located upstream of the air outlet aperture 12. Fig. 4 shows a schematic view of an air flow accelerating device 4 according to an embodiment of the utility model, comprising two fans 41 arranged side by side. In the illustrated example, the electrical cabinet is provided with a gas collection box 42 near the top wall, a plurality of ventilation holes are formed in the bottom wall of the gas collection box 42, and the fan 41 is located above the bottom wall of the gas collection box 42.

In some embodiments of the present utility model, in order to separate the absorbent cotton 32 from the electronic components inside the electrical cabinet and reduce the absorbent cotton 32 from flying into the area where the electronic components are located due to long-term impact of suction, a baffle plate 5 is further disposed above the absorbent cotton 32, and a plurality of ventilation holes are formed in the baffle plate 5.

When the electric cabinet is used, the fan 41 at the top is turned on, air in the electric cabinet shell 1 is blown outwards, air in the electric cabinet shell 1 is discharged through the air collecting box 42 and the air outlet 12, fresh air enters the electric cabinet shell 1 through the air inlet 10 under the atmospheric pressure principle, the fresh air is filtered through the absorbent cotton 32 in the absorbent device 3, the water content of the air treated through the absorbent cotton 32 is greatly reduced, the filtered air enters the electric cabinet through the air holes of the baffle 5, so that the air in the electric cabinet shell 1 is kept relatively dry, and corrosion of moisture to circuits can be reduced.

When the absorbent cotton 32 is fully impregnated with water, it needs to be replaced. When the absorbent cotton 32 is replaced, the handle 31c is pulled outwards, the handle 31c drives the absorbent frame 31 to move outwards, after the absorbent frame 31 is moved out, the limiting rod 33b2 is moved in a direction away from the outer frame 31a, the limiting rod 33b2 compresses the spring 33b3 to move in a direction away from the absorbent frame 31, the end part of the limiting rod 33b2 is separated from the hole of the absorbent frame 31, then the pressing frame 33 is pulled upwards to rotate around the joint of the pressing frame 33 and the absorbent frame 31, the absorbent cotton 32 is conveniently replaced, the absorbent cotton 32 is taken out, the new absorbent cotton 32 is replaced, the pressing frame 33 is rotated to be attached to the absorbent cotton 32, and the limiting rod 33b2 is automatically clamped into the corresponding hole of the absorbent frame 31 under the restoring force of the spring 33b3, so that the replacement operation of the absorbent cotton 32 is completed.

The preferred embodiments of the present disclosure have been described in detail above with reference to the accompanying drawings, but the present disclosure is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solutions of the present disclosure within the scope of the technical concept of the present disclosure, and all the simple modifications belong to the protection scope of the present disclosure.

In addition, the specific features described in the foregoing embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, the present disclosure does not further describe various possible combinations.

Moreover, any combination between the various embodiments of the present disclosure is possible as long as it does not depart from the spirit of the present disclosure, which should also be construed as the disclosure of the present disclosure.

Claims

1. High-low voltage electrical cabinet with dehumidification function, characterized by comprising:

a cabinet door connected to the housing and closing the opening of the housing;

the water trap, the water trap is located in the shell and be close to the inlet port, the water trap has the water absorption part that adsorbs the moisture in the air, the water trap include water absorption frame, set up in water absorption cotton in the frame, press the frame that compresses tightly of water absorption cotton top, the size of water absorption cotton can cover the inside cross section of shell, water absorption frame includes along the frame that the direction of height of regulator cubicle extends and perpendicular to the frame transversely extends bear the frame, water absorption cotton support in bear on the frame, compress tightly the frame include with water absorption frame bear the frame of frame superpose and be located the locking part of one of them frame top, locking part includes:

2. The high-low voltage electrical cabinet with dehumidification function as recited in claim 1, further comprising an air flow speed increasing device positioned within the housing and adjacent to the air outlet.

3. The high-low voltage electrical cabinet with dehumidifying function as claimed in claim 2, wherein the air inlet holes are provided on a plate in the same plane as the cabinet door, and the plurality of air inlet holes are uniformly arranged in an array.

4. A high-low voltage electrical cabinet with dehumidifying function as claimed in claim 3, wherein the housing is provided with an opening above the air inlet hole allowing the water removing device to be inserted and withdrawn.

5. The high-low voltage electrical cabinet with dehumidifying function as claimed in claim 4, wherein a handle is provided on the outer surface of the water absorbing frame.

6. The high-low voltage electrical cabinet with dehumidifying function as claimed in claim 1, wherein the water absorbing frame and the pressing frame are provided with a movable connecting piece at one side for connecting the two together.

7. The high-low voltage electrical cabinet with dehumidification function according to claim 2, wherein the air flow accelerating device comprises a fan, the air outlet holes are arranged on the top wall of the housing, the plurality of air outlet holes are uniformly arranged in an array manner, and the fan is located below the top wall.

8. The high-low voltage electrical cabinet with dehumidifying function as claimed in claim 2, wherein a first baffle is further arranged above the water removing device in the housing, a second baffle is arranged below the air flow speed increasing device, and a plurality of ventilation holes are formed in the first baffle and the second baffle.