CN110519945B - Electrical cabinet and dehumidifying device thereof - Google Patents
Electrical cabinet and dehumidifying device thereof Download PDFInfo
- Publication number
- CN110519945B CN110519945B CN201810495394.0A CN201810495394A CN110519945B CN 110519945 B CN110519945 B CN 110519945B CN 201810495394 A CN201810495394 A CN 201810495394A CN 110519945 B CN110519945 B CN 110519945B
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0213—Venting apertures; Constructional details thereof
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Drying Of Gases (AREA)
Abstract
The invention relates to an electrical cabinet and a dehumidifying device thereof. The utility model provides an electrical cabinet includes the cabinet body, still includes the dehydrating unit who sets up on the cabinet body, dehydrating unit include the casing and with the ventilative structure of cabinet body intercommunication, be equipped with the absorbent that is used for absorbing the internal moisture of cabinet in the casing, the casing be for being used for absorbing solar energy the dehydrating unit still including being used for the heating device of casing heating, is equipped with the outside gas vent of water supply steam exhaust casing on the casing. This dehydrating unit of regulator cubicle includes the casing and with the ventilative structure of cabinet body intercommunication, be equipped with the moisture absorbent in the casing, the moisture absorbent can absorb the internal moisture of regulator cubicle cabinet through ventilative structure, the casing still includes the heating device who is used for giving the casing heating for casing or dehydrating unit for being used for absorbing solar energy simultaneously, the casing is dried to the moisture absorbent after receiving the heat, moisture in the moisture absorbent passes through the casing of gas vent discharge dehydrating unit, do not need often to change the moisture absorbent, save the cost.
Description
Technical Field
The invention relates to an electrical cabinet and a dehumidifying device thereof.
Background
The electric power and communication field has a lot of regulator cubicles, and electronic components and so on that dispose in the regulator cubicle have very high requirement to the dry humidity environment of cabinet internal air. In spring and autumn, because the environmental humidity is big and the temperature difference is big round the clock, the regulator cubicle is inside to gather steam easily and take place the condensation, can cause local short circuit even when the condensation is serious, seriously influences the normal work of screen cabinet.
Notice No. is CN206349634U, Chinese patent that the announcement day is 2017.07.21 discloses a novel switch board, this novel switch board includes the cabinet body and establishes the top cap in cabinet body top, the top cap is the arc downward sloping and extends to the external rain board that forms of cabinet, the top cap below is equipped with monitoring device, be equipped with temperature-sensing ware in the monitoring device, the humidity inductor, electric fan and siren, be equipped with drying device on the lateral wall of the internal portion of cabinet, drying device includes open-top's drier box and the drier of dress in the drier box, drier box bottom is network structure and is connected with the honeycomb duct, the exit end of honeycomb duct passes the lateral wall and extends to the external portion of cabinet. This novel internal drying device that is equipped with of cabinet of switch board can absorb the internal moisture of cabinet and the cabinet body of removing, can effectual dehumidification, monitored control system opens the electric fan when the internal humidity of cabinet reaches settlement humidity moreover, and the dehumidification effect is better.
However, the above-mentioned novel switch board needs regularly to add the drier to need the power supply that is used for humidity inductor that is used for detecting the internal humidity of cabinet and is used for driving the fan, and the cost is higher.
Disclosure of Invention
The invention aims to provide an electrical cabinet, which solves the problem that a drying agent needs to be added periodically in the production of a novel power distribution cabinet in the prior art; the invention also aims to provide a dehumidifying device of the electrical cabinet.
In order to achieve the purpose, the technical scheme of the electrical cabinet is as follows:
the technical scheme 1: the utility model provides an electrical cabinet includes the cabinet body, still includes the dehydrating unit who sets up on the cabinet body, dehydrating unit include the casing and with the ventilative structure of cabinet body intercommunication, be equipped with the absorbent that is used for absorbing the internal moisture of cabinet in the casing, the casing be for being used for absorbing solar energy the dehydrating unit still including being used for the heating device of casing heating, is equipped with the outside gas vent of water supply steam exhaust casing on the casing. The beneficial effects are as follows: this dehydrating unit of regulator cubicle includes the casing and with the ventilative structure of cabinet body intercommunication, be equipped with the moisture absorbent in the casing, the moisture absorbent can absorb the internal moisture of regulator cubicle cabinet through ventilative structure, the casing still includes the heating device who is used for giving the casing heating for casing or dehydrating unit for being used for absorbing solar energy simultaneously, the casing is dried to the moisture absorbent after receiving the heat, moisture in the moisture absorbent passes through the casing of gas vent discharge dehydrating unit, do not need often to change the moisture absorbent, save the cost.
The technical scheme 2 is as follows: on the basis of technical scheme 1, dehydrating unit sets up the top at the cabinet body, be equipped with the protective structure who is used for coveing the gas vent on the casing. The beneficial effects are as follows: the dehumidifying device is arranged at the top of the cabinet body, and the protection structure can prevent rainwater from entering the shell through the exhaust port and then entering the interior of the cabinet body in rainy days.
Technical scheme 3: on the basis of the technical scheme 2, the protective structure is a rain hat inserted at the top of the shell, and an air flow channel is arranged between the rain hat and the shell to form the exhaust port. The beneficial effects are as follows: the setting of this structure can prevent that the rainwater from getting into the casing under the prerequisite that does not influence the casing and absorb solar energy, sets up airflow channel between rain-proof cap and casing, can discharge away vapor.
The technical scheme 4 is as follows: on the basis of the technical scheme 3, a columnar protrusion is arranged at the top of the shell, a circular opening is formed in the columnar protrusion, the rain-proof cap is provided with a cross-shaped clamping portion inserted into the circular opening, a blocking portion in axial blocking fit with the columnar protrusion is arranged on the clamping portion, and the airflow channel is formed by a space between the cross-shaped clamping portion and the columnar protrusion.
The technical scheme 5 is as follows: on the basis of technical scheme 3 or 4, the rain hat is fixed with the casing through bonding. The beneficial effects are as follows: the adhesive fixing is adopted, maintenance is not needed, and the adhesive fixing device is simple and practical.
The technical scheme 6 is as follows: on the basis of any one of technical schemes 1 to 4, a bearing structure for preventing the moisture absorbent from falling into the cabinet body is arranged between the ventilating structure and the moisture absorbent, and the bearing structure is provided with air holes for air to pass through. The beneficial effects are as follows: the bearing structure can prevent the moisture absorbent from falling into the cabinet body to damage the components in the cabinet body.
The technical scheme 7 is as follows: on the basis of technical scheme 6, the accepting structure is a filter screen through which moisture can pass.
The technical scheme 8 is as follows: on the basis of any one of technical schemes 1 to 4, the shell is a black plastic shell. The beneficial effects are as follows: the black plastic shell is low in price, good in heat collection effect and capable of saving cost.
Technical scheme 9: on the basis of any one of technical schemes 1 to 4, the moisture absorbent is made of a high molecular material. The beneficial effects are as follows: the moisture absorbent of the high polymer material has long service life and good stability.
Technical scheme 10: on the basis of any one of technical scheme 1 to 4, be equipped with on the cabinet body and be used for installing the dehydrating unit mounting hole, ventilative structure is for being equipped with the installation lid of air vent, and installation lid adaptation is installed on the mounting hole.
Technical scheme 11: on the basis of claim 10, the housing and the mounting cover are fixed by adhesion. The beneficial effects are as follows: the adhesive fixing is adopted, maintenance is not needed, and the adhesive fixing device is simple and practical.
Technical scheme 12: on the basis of any one of technical solutions 1 to 4, the shape of the shell is hemispherical.
The technical scheme of the dehumidifying device of the electrical cabinet is as follows:
the technical scheme 1: the dehumidifying device of the electrical cabinet comprises a shell and a ventilating structure communicated with the cabinet body, wherein a moisture absorbent used for absorbing moisture in the cabinet body is arranged in the shell, the shell is used for absorbing solar energy or the dehumidifying device further comprises a heating device used for heating the shell, and an exhaust port for discharging water vapor out of the shell is arranged on the shell.
The technical scheme 2 is as follows: on the basis of technical scheme 1, dehydrating unit sets up the top at the cabinet body, be equipped with the protective structure who is used for coveing the gas vent on the casing.
Technical scheme 3: on the basis of the technical scheme 2, the protective structure is a rain hat inserted at the top of the shell, and an air flow channel is arranged between the rain hat and the shell to form the exhaust port.
The technical scheme 4 is as follows: on the basis of the technical scheme 3, a columnar protrusion is arranged at the top of the shell, a circular opening is formed in the columnar protrusion, the rain-proof cap is provided with a cross-shaped clamping portion inserted into the circular opening, a blocking portion in axial blocking fit with the columnar protrusion is arranged on the clamping portion, and the airflow channel is formed by a space between the cross-shaped clamping portion and the columnar protrusion.
The technical scheme 5 is as follows: on the basis of technical scheme 3 or 4, the rain hat is fixed with the casing through bonding.
The technical scheme 6 is as follows: on the basis of any one of technical schemes 1 to 4, a bearing structure for preventing the moisture absorbent from falling into the cabinet body is arranged between the ventilating structure and the moisture absorbent, and the bearing structure is provided with air holes for air to pass through.
The technical scheme 7 is as follows: on the basis of technical scheme 6, the accepting structure is a filter screen through which moisture can pass.
The technical scheme 8 is as follows: on the basis of any one of technical schemes 1 to 4, the shell is a black plastic shell. The beneficial effects are as follows: the black plastic shell is low in price, good in heat collection effect and capable of saving cost.
Technical scheme 9: on the basis of any one of technical schemes 1 to 4, the moisture absorbent is made of a high molecular material.
Technical scheme 10: on the basis of any one of technical scheme 1 to 4, be equipped with on the cabinet body and be used for installing the dehydrating unit mounting hole, ventilative structure is for being equipped with the installation lid of air vent, and installation lid adaptation is installed on the mounting hole.
Technical scheme 11: on the basis of claim 10, the housing and the mounting cover are fixed by adhesion.
Technical scheme 12: on the basis of any one of technical solutions 1 to 4, the shape of the shell is hemispherical.
Drawings
FIG. 1 is a schematic view of a dehumidification apparatus of the present invention assembled on a power distribution cabinet;
FIG. 2 is a front view of a mounting cover of the dehumidification apparatus of the present invention;
FIG. 3 is a cross-sectional view taken along line A-A of the mounting cup shown in FIG. 2;
FIG. 4 is a top view of the mounting cap shown in FIG. 2;
FIG. 5 is a front view of a rain hat on the housing of the dehumidification device of the present invention;
fig. 6 is a cross-sectional view taken along line B-B of the rain hat shown in fig. 5;
fig. 7 is a bottom view of the rain hat shown in fig. 5.
Description of reference numerals: 1. a housing; 11. a columnar bulge; 2. installing a cover; 21. a vent hole; 22. a through hole; 3. rain-proof caps; 31. a clamping part; 311. a stopper portion; 4. filtering with a screen; 5. a moisture absorbent; 6. a cabinet body; 61. and (7) installing holes.
Detailed Description
The following further describes embodiments of the present invention with reference to the drawings.
In embodiment 1 of the electrical cabinet of the present invention, as shown in fig. 1 to 7, the electrical cabinet includes a cabinet body 6 and a dehumidifying device disposed on the cabinet body 6, the dehumidifying device includes a casing 1 and a ventilating structure communicated with the cabinet body 6, the dehumidifying device is disposed on the top of the cabinet body 6, a receiving structure for preventing a moisture absorbent 5 from falling into the cabinet body 6 is disposed between the ventilating structure and the moisture absorbent 5, the receiving structure is a filter screen 4, the receiving structure is provided with through holes for allowing air to pass through, the casing 1 is provided with the moisture absorbent 5 for absorbing moisture, the moisture absorbent 5 is a polymer material, and the casing 1 is provided with an exhaust port for exhausting water vapor.
Be equipped with on the top on the cabinet body 6 and be used for installing dehydrating unit mounting hole 61, ventilative structure is for being equipped with the installation lid 2 of air vent 21, and air vent 21 is circular or rectangular shape, and casing 1 is fixed through bonding with installation lid 2, and installation lid 2 adaptation is installed on mounting hole 61, is equipped with the screw on the pore wall of mounting hole 61, is equipped with the through-hole 22 that corresponds with the screw on the installation lid 2, through the 6 fixed connection of the cabinet body of screw and regulator cubicle.
The casing 1 is a black plastic casing, the casing 1 is hemispherical, the casing 1 is provided with a protection structure for preventing rainwater from entering the dehumidification device, the top of the casing 1 is provided with a columnar protrusion 11, the columnar protrusion 11 is provided with a circular opening, a rain-proof cap 3 is inserted into the circular opening, the rain-proof cap 3 is provided with a clamping portion 31 inserted into the circular opening, the clamping portion 31 is a cross-shaped structure, the clamping portion 31 is provided with a stopping portion 311 axially stopping and matching with the columnar protrusion 11, an airflow channel is formed in a space between the cross-shaped clamping portion 31 and the columnar protrusion 11, the rain-proof cap 3 forms the protection structure, and the rain-proof cap 3 and the casing 1 are fixed through bonding.
When the electrical cabinet works outdoors, a mounting hole is pre-processed in the top of a cabinet body 6 of the electrical cabinet, a mounting cover 2 with a vent hole 21 is fixed on the pre-processed mounting hole through a screw, a filter screen 4 is placed on the mounting cover 2, the mounting cover 2 is fixedly bonded on a shell 1, a high polymer material moisture absorbent 5 is arranged in the shell 1, a rain-proof cap 3 is inserted into an opening of a columnar bulge 11 of the shell, the rain-proof cap 3 is fixedly bonded on the columnar bulge 11 of the shell, and an airflow channel is formed between the rain-proof cap 3 and the shell 1 due to the fact that a stopping part 311 of a clamping part 31 of the rain-proof cap 3 is matched with the columnar bulge 11 in an axial stopping manner. At night, when the humidity in the cabinet body 6 of the electrical cabinet is high, moisture enters the dehumidifying device through the vent hole 21, and the moisture absorbent 5 in the shell 1 absorbs the moisture in the electrical cabinet, so that the humidity of the electrical cabinet is reduced, and condensation in the cabinet body 6 caused by temperature reduction at night is avoided; when sunlight exists in the daytime, the black plastic shell absorbs solar energy, the temperature is increased, the internal moisture absorbent 5 is heated, water absorbed by the moisture absorbent 5 at night is changed into water vapor, and the water vapor is discharged to the atmosphere through an airflow channel between the cross clamping part 31 and the columnar bulge 11 of the rain-proof cap 3; when it rains, rainwater cannot enter the inside of the dehumidifying device due to the covering function of the rain hat 3.
According to the electrical cabinet, energy is not consumed, the shell 1 of the dehumidifying device is used for absorbing solar energy, the shell 1 collects heat, moisture in the moisture absorbent 5 is evaporated and discharged out of the shell 1 of the dehumidifying device, and the purpose of automatically dehumidifying the electrical cabinet can be achieved without periodically replacing the moisture absorbent 5.
The embodiment 7 of the electrical cabinet of the invention is different from the embodiment 1 only in that the exhaust ports are the air holes uniformly distributed on the shell 1, and the top of the cabinet body 6 is provided with a transparent protection plate which completely covers the shell.
In other embodiments, the electrical cabinet is indoors and cannot shine the sun, and a heating device for heating the shell can be arranged in the dehumidifying device, so that dehumidification of the indoor electrical cabinet can be realized.
In other embodiments, the moisture absorbent is a moisture absorbent of other materials, such as a moisture absorbent of a silica gel material.
In the embodiment of the dehumidification device of the electrical cabinet, the dehumidification device of the electrical cabinet has the same structure as that of the dehumidification device in any embodiment of the electrical cabinet, and the explanation is not repeated.
Claims (18)
1. The utility model provides an electrical cabinet, includes the cabinet body, its characterized in that: the solar energy-saving dehumidifying cabinet further comprises a dehumidifying device arranged on the cabinet body, the dehumidifying device comprises a shell and a ventilating structure communicated with the cabinet body, a moisture absorbent for absorbing moisture in the cabinet body is arranged in the shell, the shell is a shell for absorbing solar energy or a heating device for heating the shell, an exhaust port for discharging water vapor out of the shell is arranged on the shell, the dehumidifying device is arranged at the top of the cabinet body, a protective structure for covering the exhaust port is arranged on the shell, the protective structure is a rain-proof cap inserted at the top of the shell, an air flow channel is arranged between the rain-proof cap and the shell to form the exhaust port, a columnar bulge is arranged at the top of the shell, a circular opening is arranged on the columnar bulge, the rain-proof cap is provided with a cross-shaped clamping portion inserted in the circular opening, and a blocking portion axially matched with the columnar bulge is arranged on the, the airflow channel is formed by a space between the cross-shaped clamping part and the columnar bulge.
2. The electrical cabinet of claim 1, wherein: the rain hat and the shell are fixed through bonding.
3. The electrical cabinet of claim 1, wherein: the breathable structure with be equipped with between the moisture absorbent and be used for preventing that the moisture absorbent from falling into the internal structure of accepting of cabinet, accept to be equipped with the gas pocket that supplies gas to pass through on the structure.
4. The electrical cabinet of claim 3, wherein: the receiving structure is a filter screen through which moisture can pass.
5. The electrical cabinet of claim 1, wherein: the shell is a black plastic shell.
6. The electrical cabinet of claim 1, wherein: the moisture absorbent is made of a high polymer material.
7. The electrical cabinet of claim 1, wherein: the cabinet body is provided with a mounting hole for mounting the dehumidifying device, the ventilating structure is a mounting cover provided with a vent hole, and the mounting cover is mounted on the mounting hole in an adaptive manner.
8. The electrical cabinet of claim 7, wherein: the shell and the mounting cover are fixed through bonding.
9. The electrical cabinet of claim 1, wherein: the shell is hemispherical.
10. Dehydrating unit of regulator cubicle, its characterized in that: comprises a shell and a ventilation structure communicated with a cabinet body, wherein the shell is internally provided with a moisture absorbent for absorbing moisture in the cabinet body, the shell is used for absorbing solar energy or the dehumidifying device also comprises a heating device used for heating the shell, an exhaust port for discharging water vapor outside the shell is arranged on the shell, the dehumidification device is arranged at the top of the cabinet body, the shell is provided with a protective structure for covering the exhaust port, the protective structure is a rain-proof cap inserted at the top of the shell, an air flow channel is arranged between the rain-proof cap and the shell to form the exhaust port, the rain-proof hat is characterized in that a columnar bulge is arranged at the top of the shell, a circular opening is formed in the columnar bulge, the rain-proof hat is provided with a cross-shaped clamping portion inserted into the circular opening, a blocking portion matched with the columnar bulge in an axial blocking mode is arranged on the clamping portion, and the airflow channel is formed by a space between the cross-shaped clamping portion and the columnar bulge.
11. The dehumidification device for an electrical cabinet according to claim 10, wherein: the rain hat and the shell are fixed through bonding.
12. The dehumidification device for an electrical cabinet according to claim 10, wherein: the breathable structure with be equipped with between the moisture absorbent and be used for preventing that the moisture absorbent from falling into the internal structure of accepting of cabinet, accept to be equipped with the gas pocket that supplies gas to pass through on the structure.
13. The dehumidification device for an electrical cabinet according to claim 12, wherein: the receiving structure is a filter screen through which moisture can pass.
14. The dehumidification device for an electrical cabinet according to claim 10, wherein: the moisture absorbent is made of a high polymer material.
15. The dehumidification device for an electrical cabinet according to claim 10, wherein: the shell is a black plastic shell.
16. The dehumidification device for an electrical cabinet according to claim 10, wherein: the cabinet body is provided with a mounting hole for mounting the dehumidifying device, the ventilating structure is a mounting cover provided with a vent hole, and the mounting cover is mounted on the mounting hole in an adaptive manner.
17. The dehumidification device for an electrical cabinet according to claim 16, wherein: the shell and the mounting cover are fixed through bonding.
18. The dehumidification device for an electrical cabinet according to claim 10, wherein: the shell is hemispherical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810495394.0A CN110519945B (en) | 2018-05-22 | 2018-05-22 | Electrical cabinet and dehumidifying device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810495394.0A CN110519945B (en) | 2018-05-22 | 2018-05-22 | Electrical cabinet and dehumidifying device thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110519945A CN110519945A (en) | 2019-11-29 |
| CN110519945B true CN110519945B (en) | 2020-08-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810495394.0A Active CN110519945B (en) | 2018-05-22 | 2018-05-22 | Electrical cabinet and dehumidifying device thereof |
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| Country | Link |
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| CN (1) | CN110519945B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111641368B (en) * | 2020-06-05 | 2021-12-14 | 巫山县天煜奇叶农业开发有限公司 | Bathroom is with self-interacting pumping moisture solar energy equipment |
| CN113056143B (en) * | 2021-03-26 | 2022-10-25 | 湖南嵘晟时代自动化科技有限公司 | Electrical control cabinet with low-power-consumption dehumidification function and use method thereof |
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| CN205646487U (en) * | 2016-04-13 | 2016-10-12 | 安徽富丰电气科技有限公司 | Intelligent control device of switch cabinet |
| KR20180025497A (en) * | 2016-08-31 | 2018-03-09 | 주식회사 이천엔지니어링 | Distributing board that can dissipate heat inside |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN110519945A (en) | 2019-11-29 |
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