CN220042657U

CN220042657U - Dustproof dehydrating unit and switch board

Info

Publication number: CN220042657U
Application number: CN202321604187.7U
Authority: CN
Inventors: 姜全越; 柴焱; 李佳; 董斌; 陈帅
Original assignee: Beijing Guodian Electric Power New Energy Technology Co ltd
Current assignee: Beijing Guodian Electric Power New Energy Technology Co ltd
Priority date: 2023-06-21
Filing date: 2023-06-21
Publication date: 2023-11-17
Anticipated expiration: 2033-06-21

Abstract

The utility model relates to a dustproof dehydrating unit and switch board, dustproof dehydrating unit are used for setting up in the switch board outside, and dustproof dehydrating unit includes: the power distribution cabinet comprises a base, wherein first openings are respectively formed in two ends of the base in the length direction, second openings communicated with the first openings are formed in the top of the base, and the second openings are used for being communicated with the power distribution cabinet; a dust prevention part disposed at the first opening for filtering dust; and a dehumidifying part disposed at the second opening for dehumidifying the gas from the dust-proof part. The device that has dustproof dehumidification function simultaneously is provided with in the outside intercommunication of switch board to carry out dustproof dehumidification to the inside air that gets into the switch board, the device is for setting up alone and does not disturb the air permeability of switch board itself, improves the dustproof efficiency of the dry to the air that gets into the switch board, has also promoted the dustproof effect of dry to the air that gets into the switch board simultaneously. In addition, the dustproof part is arranged at the upper stage of the dehumidifying part, so that the service life of the dehumidifying part can be effectively prolonged.

Description

Dustproof dehydrating unit and switch board

Technical Field

The disclosure relates to the technical field of power distribution cabinets, and in particular relates to a dustproof dehumidification device and a power distribution cabinet.

Background

The connection between the wind generating set and the power grid is realized through an electric part in the wind power plant, and the electric part mainly comprises various electric equipment, such as a common transformer, a common switch cabinet, a common converter and the like. The switch cabinet is also called a power distribution cabinet, is a complete set of switch equipment and control equipment, and is not only easily affected by high temperature, but also easily causes faults due to high air humidity in the current use process of the power distribution cabinet, so that the temperature and the humidity in the power distribution cabinet are very necessary to control.

In the related art, dust prevention and dehumidification are generally performed by directly attaching filter cotton and a drying agent in an air outlet pipe structure of a power distribution cabinet, but the air outlet pipe structure is narrow, ventilation capacity can be influenced by attaching the filter cotton and the drying agent at the position, and the drying agent which can be arranged is less, so that the drying agent has poor effect on air inlet drying and low air inlet drying efficiency. In view of this, a device that can compromise ventilation and dehumidification dustproof of switch board is needed to solve the relatively poor problem of drying effect in current scheme.

Disclosure of Invention

The purpose of this disclosure is to provide a dustproof dehydrating unit and switch board to promote the dustproof and dehumidification effect of switch board when not influencing the switch board and ventilating.

In order to achieve the above object, the present disclosure provides a dustproof dehumidifying apparatus for setting up outside the switch board, dustproof dehumidifying apparatus includes:

the power distribution cabinet comprises a base, wherein first openings are respectively formed in two ends of the base in the length direction, second openings communicated with the first openings are formed in the top of the base, and the second openings are used for being communicated with the power distribution cabinet;

a dust prevention part disposed at the first opening for filtering dust; and

and the dehumidifying part is arranged at the second opening and is used for dehumidifying the gas from the dustproof part.

Optionally, the dust-proof part includes:

a holder provided with a third opening at an end wall in a length direction of the base;

the dust collection pieces are arranged in the support at intervals along the length direction of the base, and the dust collection pieces are positioned between the third opening and the second opening.

Optionally, the support includes:

the accommodating box is in plug-in fit with the first opening, and the dust collection piece is arranged in the accommodating box;

the limiting plate is detachably arranged on one side of the accommodating box, the limiting plate is clamped on the outer side of the first opening, and the third opening is formed in the limiting plate and penetrates through the limiting plate.

Optionally, the support further includes a plurality of fixing frames that are arranged in the accommodating box at intervals along the length direction of the base, the fixing frames are frame bodies that are matched with the side walls of the support, and the dust collection pieces are arranged in the frame bodies in a one-to-one correspondence.

Optionally, the dust-proof part further comprises a fan, and the fan is arranged on a side wall of the support, which is far away from the third opening, and is used for guiding the gas in the support to the dehumidifying part.

Optionally, the roof of base still is formed with the recessed step structure in the middle of both sides, step structure includes the roof body of both sides and the fixed plate in the middle of, both sides form between the roof body the second opening, the fixed plate is located in the second opening, just the upper surface of fixed plate is less than the lower surface of the roof of base, a plurality of interval arrangement's fourth opening has been seted up on the fixed plate, dehumidification portion includes a plurality of detachably respectively sets up dehumidification spare in the fourth opening.

Optionally, the fourth openings extend along a width direction of the base, and the plurality of fourth openings are arranged at intervals along a length direction of the base.

Optionally, the dehumidifying part further comprises a bracket clamped in the fourth opening, a fifth opening is formed in the top of the bracket, the dehumidifying part is detachably arranged in the bracket through the fifth opening, and the fifth opening is communicated with the dustproof part through the dehumidifying part.

Optionally, the bracket includes:

the bracket body is matched with the fourth opening; and

the limiting boxes are formed on two sides of the support body, are arranged along the extending direction of the fourth opening and are used for enabling the support to be clamped at the fourth opening.

Optionally, a limit hole is provided on a side of the side wall of the base, which is close to the limit box, and the top opening of the limit box is hollow and accommodates a locking mechanism matched with the limit hole, so as to limit the bracket.

Optionally, the locking mechanism includes:

the locking pin penetrates through the limit box to be matched with the limit hole;

the deflector rod is connected with the locking pin, and the top of the deflector rod is higher than the top of the limit box; and

and one end of the elastic piece is propped against the side wall of the bracket body, and the other end of the elastic piece is propped against one side of the locking pin.

Optionally, a plurality of air holes are respectively formed on two opposite side walls of the bracket along the length direction of the base.

According to still another aspect of the present disclosure, there is provided a power distribution cabinet including the dustproof dehumidifying apparatus described above.

Optionally, the dustproof dehumidification device is arranged at the bottom of the power distribution cabinet, and a sixth opening is formed in the bottom of the power distribution cabinet and communicated with the second opening.

Optionally, a mounting plate is fixed on the base, a C-shaped connecting frame is fixed on two sides of the power distribution cabinet, and the mounting plate is inserted and arranged in a gap between the connecting frame and the side wall of the power distribution cabinet and is fixed with the connecting frame.

Through above-mentioned technical scheme, be provided with the device that has dustproof dehumidification function simultaneously in the outside intercommunication of switch board to carry out dustproof dehumidification to the inside air that gets into the switch board, the device is for setting up alone and not disturbing the air permeability of switch board itself, improves the dustproof efficiency of drying to the air that gets into the switch board, has also promoted the dustproof effect of drying to the air that gets into the switch board simultaneously. In addition, on the air circulation path, the dustproof part is arranged at the upper stage of the dehumidifying part, so that the reduction of the service time caused by excessive dust suction of the dehumidifying part can be prevented, and the service life of the dehumidifying part can be effectively prolonged.

Additional features and advantages of the present disclosure will be set forth in the detailed description which follows.

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 diagram of a power distribution cabinet according to one embodiment of the present disclosure.

Fig. 2 is a schematic diagram of a power distribution cabinet (with dust-proof dehumidification device removed) according to one embodiment of the present disclosure.

Fig. 3 is a schematic view of a dust-proof dehumidifying apparatus according to an embodiment of the present disclosure.

Fig. 4 is a cross-sectional view of a dust-proof dehumidifying apparatus according to an embodiment of the present disclosure.

Fig. 5 is a schematic view of a base of a dust extraction device according to one embodiment of the present disclosure.

Fig. 6 is a cross-sectional view of a dehumidifying part of the dust-proof dehumidifying apparatus according to an embodiment of the present disclosure.

Description of the reference numerals

1-a base; 11-a first opening; 12-a second opening; 13-a fixed plate; 131-fourth openings; 14-limiting holes; 15-mounting plates; 2-dustproof part; 201-a third opening; 21-a support; 211-a housing box; 212-limiting plates; 213-a fixing frame; 22-a dust collection piece; 23-fans; 3-a dehumidifying part; 31-a bracket; 310-fifth opening; 311-a bracket body; 312-limit boxes; 313-locking pin; 314—a toggle lever; 315-an elastic member; 316-air holes; 317-handle; 32-dehumidifying element; 4-a power distribution cabinet; 41-a sixth opening; 42-connecting frames; 43-fastener.

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.

In the present disclosure, unless otherwise stated, terms of orientation such as "upper" and "lower" are defined with respect to the actual direction of use of the dust-proof dehumidifying apparatus, and particularly as shown in the direction of the drawing of fig. 4, "inner" and "outer" are defined with respect to the outline of the corresponding components. The terms "first," "second," and the like, as used herein, are used for the purpose of distinguishing between different elements and not necessarily for a sequential or chronological order. Furthermore, in the following description, when referring to the drawings, the same reference numerals in different drawings denote the same or similar elements unless otherwise explained.

According to an embodiment of the present disclosure, there is provided a dust-proof dehumidifying apparatus, which may be used to be disposed outside a power distribution cabinet 4, as shown in fig. 1 to 6, wherein the dust-proof dehumidifying apparatus may include a base 1, a dust-proof part 2, and a dehumidifying part 3. The first opening 11 has been seted up respectively at the both ends of the length direction of base 1, and the second opening 12 with first opening 11 intercommunication has been seted up at the top of base 1, and second opening 12 is used for communicating with switch board 4. The dust-proof part 2 is provided at the first opening 11 for filtering dust. The dehumidifying part 3 is provided at the second opening 12 for dehumidifying the gas from the dust-proof part 2.

Through above-mentioned technical scheme, be provided with the device that has dustproof dehumidification function simultaneously in the outside intercommunication of switch board 4 to carry out dustproof dehumidification to the inside air that gets into switch board 4, the device is for setting up alone and not disturbing the air permeability of switch board 4 itself, improves the dustproof efficiency of the dry to the air that gets into switch board 4, has also promoted the dustproof effect of dry to the air that gets into switch board 4 simultaneously. In addition, on the air circulation path, the dust prevention part 2 is arranged at the upper stage of the dehumidification part 3, so that the reduction of the service time caused by excessive dust suction of the dehumidification part 3 can be prevented, and the service life of the dehumidification part 3 can be effectively prolonged.

Further, as shown in fig. 3 and 4, the dust-proof part 2 may include a holder 21 and a dust absorbing member 22, and an end wall of the holder 21 in the length direction of the base 1 may be provided with a third opening 201. The third opening 201 may be a plurality of elongated openings arranged at intervals, or may be a plurality of air holes, so as to roughly isolate part of dust in the air. The dust collection members 22 are plural and are disposed in the support 21 at intervals along the length direction of the base 1, and the plurality of dust collection members 22 are located between the third opening 201 and the second opening 12. The outside air first enters the inside of the support 21 through the third opening 201, and then filters dust and foreign matters in the air through the plurality of dust collection members 22, so that clean air flows into the dehumidifying part 3 through the dust collection members 22. The dust collection member 22 may be a dust filtering net, and covers the air flow passage where the dust collection member 22 is located, so as to avoid gaps and omnidirectionally filter dust and impurities in the air.

Further, as shown in fig. 3 and 4, the support 21 may include a receiving box 211 and a limiting plate 212, the receiving box 211 is in plug-in fit with the first opening 11, and the dust suction member 22 may be disposed in the receiving box 211. The detachable setting is in one side of holding box 211, and limiting plate 212 joint is in first opening 11 outside, and the third opening 201 sets up on limiting plate 212 and runs through limiting plate 212. When the related fittings of the dust-proof part 2 need to be replaced, the holding plate 212 is held to draw out the accommodating box 211 together with the dust-absorbing member 22 inside, so that the dust-proof part can be replaced. A locking device such as a buckle, a latch, or the like may also be disposed between the limiting plate 212 and the base 1, which is not limited in this disclosure.

Further, as shown in fig. 3 and 4, the support 21 may further include a plurality of fixing frames 213 disposed in the accommodating box 211 at intervals along the length direction of the base 1, the top of the accommodating box 211 may be an open opening, the fixing frames 213 may be a frame body matched with the side wall of the support 21, the fixing frames 213 may be fixed on the side wall of the support 21, or may be a drawing structure slidingly matched with the side wall of the support 21, when the fixing frames 213 are completely disposed in the support 21, the top of the fixing frames 213 may contact with the inner wall of the base 1 at the first opening 11, and the dust collecting pieces 22 may be disposed in the frame body in a one-to-one correspondence manner, so as to further ensure no gap between the dust collecting pieces 22 and the support 21, and enhance the dust collecting effect of the dust collecting part 2 on air.

According to one embodiment of the present disclosure, as shown in fig. 3, the dust prevention part 2 may further include a fan 23, the fan 23 being disposed on a sidewall of the support 21 remote from the third opening 201, for guiding the gas in the support 21 to the dehumidifying part 3. The fans 23 may be provided in plural side by side, which is not limited by the present disclosure.

According to one embodiment of the present disclosure, as shown in fig. 3 to 6, the top wall of the base 1 may be further formed with a stepped structure with two sides recessed toward the middle, the stepped structure includes two side top wall bodies and a middle fixing plate 13, a second opening 12 is formed between the two side top wall bodies, the fixing plate 13 is located in the second opening 12, an upper surface of the fixing plate 13 is lower than a lower surface of the top wall of the base 1, a plurality of fourth openings 131 arranged at intervals are formed on the fixing plate 13, and the dehumidifying part 3 includes a plurality of dehumidifying pieces 32 detachably disposed in the fourth openings 131, respectively. The dehumidifying element 32 may be a desiccant particle (such as quicklime) or a water-swellable particle, which is not limited in this disclosure. The spaced arrangement of the plurality of dehumidifying members 32 may further enhance the dehumidifying effect.

Further, as shown in fig. 3 to 5, the fourth openings 131 may extend in the width direction of the base 1, and the plurality of fourth openings 131 may be arranged at intervals in the length direction of the base 1. This arrangement makes the dehumidifying material 32 identical to the flow path of the air taken in from the dust-proof portion 2, and further enhances the dehumidifying effect.

Further, as shown in fig. 3 to 6, the dehumidifying part 3 may further include a bracket 31 clamped in the fourth opening 131, a fifth opening 310 may be formed at the top of the bracket 31, the dehumidifying member 32 may be detachably disposed in the bracket 31 through the fifth opening 310, and the fifth opening 310 is communicated with the dust-proof part 2 through the dehumidifying member 32. After the dehumidifying member 32 adsorbs moisture in the air flowing from the dust-proof portion 2, the dried air flows to the inside of the power distribution cabinet 4 through the fifth opening 310. When the dehumidifying element 32 needs to be replaced, the bracket 31 can be taken out from the fourth opening 131, and then the dehumidifying element 32 can be poured out through the fifth opening 310 for replacement.

Further, as shown in fig. 3 to 6, the bracket 31 may include a bracket body 311 and a limit box 312, the bracket body 311 may be matched with the fourth opening 131, and the limit box 312 is formed at two sides of the bracket body 311 and arranged along an extension direction of the fourth opening 131, for clamping the bracket 31 at the fourth opening 131. The stopper boxes 312 may also be arranged in the width direction of the fourth opening 131, which is not limited by the present disclosure.

Further, as shown in fig. 3 to 6, when the limit box 312 is arranged along the extending direction of the fourth opening 131, a limit hole 14 may be further provided on a side of the side wall of the base 1 close to the limit box 312, the top opening of the limit box 312 is hollow, and a locking mechanism matched with the limit hole 14 is accommodated for limiting the bracket 31, so as to fix the dehumidifying part 3, and prevent the movement thereof from affecting the dehumidifying effect.

Further, as shown in fig. 3 to 6, the locking mechanism may include a locking pin 313, a lever 314, and an elastic member 315. The elastic member 315 may be a spring or an elastic rubber, which is not limited in this disclosure. The locking pin 313 passes through the limit box 312 to be matched with the limit hole 14, the deflector rod 314 is connected with the locking pin 313, and the top of the deflector rod 314 is higher than the top of the limit box 312. One end of the elastic member 315 abuts against the side wall of the bracket body 311, and the other end abuts against one side of the locking pin 313. Thus, when the bracket 31 needs to be removed, the lever 314 is first pushed to compress the elastic member 315, so that the locking pin 313 is unlocked from the limiting hole 14, and the bracket 31 is lifted upwards at this time, so that the bracket 31 can be taken out from the fourth opening 131. When the bracket 31 is replaced, the locking pin 313 is propped against the inner side wall of the base 1 under the action of the elastic element 315 when the locking pin 313 does not reach the limiting hole 14, and the locking pin 313 can be automatically reset under the action of the elastic element 315 when the locking pin 313 reaches the position of the limiting hole 14. In addition, the locking mechanism may be an elastic plug or a latch, which is not limited in this disclosure.

According to an embodiment of the present disclosure, as shown in fig. 4 and 6, a plurality of air holes 316 may be formed on two opposite side walls of the bracket 31 along the length direction of the base 1, so that the air flowing from the dust-proof portion 2 may enter the dehumidifying portion 3 through the air holes 316 to contact the dehumidifying member 32, and the air holes 316 may be openings with other shapes, such as elongated shapes, square shapes, oblong holes, etc., which are not limited in the present disclosure.

On the basis of the scheme, the disclosure also provides a power distribution cabinet 4, wherein the power distribution cabinet 4 comprises the dustproof dehumidification device, and the power distribution cabinet 4 has all beneficial effects of the dustproof dehumidification device, and is not repeated here.

Further, as shown in fig. 1, the dustproof dehumidifying apparatus may be disposed at the bottom of the power distribution cabinet 4, and the bottom of the power distribution cabinet 4 is provided with a sixth opening 41, and the sixth opening 41 is communicated with the second opening 12 to perform dustproof dehumidification on air flowing into the inside of the power distribution cabinet 4. In addition, an opening may be formed on a side wall of the power distribution cabinet 4, and the opening is communicated with the second opening 12, so that the dustproof dehumidifying device may be mounted on the side wall of the power distribution cabinet 4, which is not limited in the disclosure.

Further, as shown in fig. 1 and fig. 2, the base 1 may be fixed with a mounting plate 15, two sides of the power distribution cabinet 4 are fixed with a C-shaped connecting frame 42, the mounting plate 15 is inserted and arranged in a gap between the connecting frame 42 and a side wall of the power distribution cabinet 4, and is fixed with the connecting frame 42, and the fixing manner may be clamping, or may be connected through a fastener 43, which is not limited in the disclosure. Like this, mounting panel 15 and link 42's structure is not only installed firmly convenient, is convenient for carry out the dismouting to dustproof dehydrating unit moreover, can also make dustproof dehydrating unit not directly fix on the lateral wall of switch board 4 to avoid causing the influence to the structure of switch board 4 itself.

In the embodiment of the disclosure, the opening of the power distribution cabinet 4 can be hinged with a cabinet door which can be opened and closed, the cabinet door can be fixedly connected with a handle through bolts, the cabinet door is arranged to protect components in the power distribution cabinet 4, and the cabinet door is conveniently opened and closed due to the arrangement of the handle, so that the design is humanized.

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. Dustproof dehydrating unit, its characterized in that for set up in the switch board outside, dustproof dehydrating unit includes:

a dust prevention part disposed at the first opening for filtering dust; and

2. The dust-proof dehumidifying apparatus as claimed in claim 1, wherein the dust-proof portion comprises:

3. The dust-proof dehumidifying apparatus as claimed in claim 2, wherein the support comprises:

4. A dustproof dehumidifying device as claimed in claim 3, wherein the support further comprises a plurality of holders provided in the housing case at intervals along a length direction of the base, the holders being frames fitted with side walls of the support, the dust collecting members being provided in the frames in one-to-one correspondence.

5. The dust-proof dehumidifying apparatus as claimed in claim 2, wherein the dust-proof part further comprises a fan provided on a side wall of the holder remote from the third opening for guiding the gas in the holder to the dehumidifying part.

6. The dustproof dehumidifying device according to any one of claims 1 to 5, wherein the top wall of the base is further formed with a stepped structure recessed in the middle of both sides, the stepped structure comprises top wall bodies on both sides and a fixing plate in the middle, the second opening is formed between the top wall bodies on both sides, the fixing plate is located in the second opening, the upper surface of the fixing plate is lower than the lower surface of the top wall of the base, a plurality of fourth openings arranged at intervals are formed in the fixing plate, and the dehumidifying part comprises a plurality of dehumidifying pieces detachably arranged in the fourth openings.

7. The dust-proof dehumidifying apparatus as claimed in claim 6, wherein the fourth opening extends in a width direction of the base, and a plurality of the fourth openings are arranged at intervals in a length direction of the base.

8. The dust-proof dehumidifying device as claimed in claim 7, wherein the dehumidifying part further comprises a bracket which is clamped in the fourth opening, a fifth opening is formed in the top of the bracket, the dehumidifying part is detachably arranged in the bracket through the fifth opening, and the fifth opening is communicated with the dust-proof part through the dehumidifying part.

9. The dust and moisture resistant device of claim 8 wherein said bracket comprises:

the bracket body is matched with the fourth opening; and

10. The dustproof dehumidifying device according to claim 9, wherein a limiting hole is formed in a side, close to the limiting box, of the side wall of the base, the top of the limiting box is open, the inside of the limiting box is hollow, and a locking mechanism matched with the limiting hole is accommodated in the limiting box and used for limiting the support.

11. The dust and moisture removal device of claim 10, wherein the locking mechanism comprises:

12. The dustproof and dehumidifying device according to claim 8, wherein a plurality of air holes are respectively formed in two opposite side walls of the bracket along the length direction of the base.

13. A power distribution cabinet comprising a dust-proof dehumidifying device according to any one of claims 1 to 12.

14. The power distribution cabinet of claim 13, wherein the dust-proof dehumidifying device is disposed at a bottom of the power distribution cabinet, and a sixth opening is disposed at the bottom of the power distribution cabinet, and the sixth opening is in communication with the second opening.

15. The power distribution cabinet according to claim 14, wherein a mounting plate is fixed on the base, C-shaped connecting frames are fixed on two sides of the power distribution cabinet, and the mounting plate is inserted into a gap between the connecting frames and the side walls of the power distribution cabinet and is fixed with the connecting frames.