CN216055704U - Low-voltage cabinet with dampproofing mechanism - Google Patents
Low-voltage cabinet with dampproofing mechanism Download PDFInfo
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- CN216055704U CN216055704U CN202121772642.5U CN202121772642U CN216055704U CN 216055704 U CN216055704 U CN 216055704U CN 202121772642 U CN202121772642 U CN 202121772642U CN 216055704 U CN216055704 U CN 216055704U
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Abstract
The utility model relates to the field of power distribution cabinets, in particular to a low-voltage cabinet with a moisture-proof mechanism, which comprises a cabinet body, wherein a plurality of rows of air inlet holes are uniformly formed in the upper part and the lower part of the rear end surface of the cabinet body, a fixing plate is arranged at the outer hole end of each air inlet hole, the fixing plate is U-shaped, a sliding groove is formed between the fixing plate and the air inlet holes, and a baffle plate and a moisture-proof unit are arranged in the sliding groove; the baffle is connected in the chute in a sliding manner; the moisture-proof unit comprises a blower motor, a heating resistance wire, a shell and a rectangular frame; one end of the shell is fixedly connected with a rectangular frame, the rectangular frame is connected in the sliding chute in a sliding mode, the end of the shell is provided with a blower motor, the output end of the blower motor is connected with fan blades, and a plurality of heating resistance wires are arranged in the air exhaust direction of the blower motor; the blower motor drives the fan blades to rotate, outside air is blown into the heating resistance wires, and then dry hot air acts on the electrical control equipment opposite to the fan blades, so that the dry hot air accurately acts on the electrical control equipment.
Description
Technical Field
The utility model relates to the field of power distribution cabinets, in particular to a low-voltage cabinet with a moisture-proof mechanism.
Background
The rated current of the low-voltage power distribution cabinet is 50Hz, and the power distribution system with the rated voltage of 380v is used for power, illumination and power conversion and control of power distribution. In low-voltage cabinet installation basement or the parking area, because basement or parking area air humidity need carry out dampproofing processing to the low-voltage cabinet, prior art is generally through improving the leakproofness, directly completely cuts off moist air outside, perhaps disposes hot exhaust fan, carries out the drying to the air that permeates to in the low-voltage cabinet, and the exhaust fan of present low-voltage cabinet configuration, the obstruction in the switch board can influence the flow direction of wind, fails to take care of each electrical control equipment, dampproofing effect is poor.
Therefore, a low-voltage cabinet with a moisture-proof mechanism is provided to solve the above problems.
SUMMERY OF THE UTILITY MODEL
In order to make up the defects of the prior art, the utility model provides a low-voltage cabinet with a moisture-proof mechanism, which comprises a cabinet body, wherein a plurality of rows of air inlet holes are uniformly formed in the upper part and the lower part of the rear end surface of the cabinet body, a fixing plate is arranged at the outer hole end of each air inlet hole, the fixing plate is U-shaped, a sliding groove is formed between the fixing plate and the air inlet holes, and a baffle plate and a moisture-proof unit are arranged in the sliding groove; the baffle is connected in the chute in a sliding manner; the moisture-proof unit comprises a blower motor, a heating resistance wire, a shell and a rectangular frame; one end of the shell is fixedly connected with a rectangular frame, the rectangular frame is connected in the sliding chute in a sliding mode, the end of the shell is provided with a blower motor, the output end of the blower motor is connected with fan blades, and a plurality of heating resistance wires are arranged in the air exhaust direction of the blower motor; after a plurality of electrical control devices are arranged on the row beam in the cabinet body, the back-to-back baffle plates are lifted and taken out of the sliding groove according to the positions of the electrical control devices, and then the moisture-proof units are embedded in the sliding groove; with the rectangle frame gliding down along the last notch of spout, the rectangle frame embedding is in the spout, then pass through on wire electric connection and the internal power of cabinet with blower motor and heating resistor silk, blower motor drives the flabellum and rotates, and on blowing into the heating resistor silk with external wind, then with dry hot-blast effect on rather than just right electrical control equipment, realize dry hot-blast accurate effect on electrical control equipment, can be at the internal installation temperature controller of cabinet, the hot-blast temperature of the cabinet body is gone into in the control, both guarantee hot-blast drying effect to humid air, simultaneously again can avoid too high because of hot-blast temperature, influence electrical control equipment's normal operating, improve the humidity resistance of the cabinet body.
Preferably, a box body is arranged on the inner bottom surface of the cabinet body, a strip-shaped air outlet hole is formed in the upper end surface of the box body, an air exhaust hole is formed in the outer bottom surface of the cabinet body and communicated with the interior of the box body, an air exhaust motor is arranged in the air exhaust hole, and the output end of the air exhaust motor is connected with fan blades; the blower motor blows outside air into the cabinet body, then the air exhaust motor drives and drives the fan blades to rotate, air in the cabinet body is pumped into the cabinet body, then the temperature of the cabinet body rises gradually, meanwhile, air is exhausted from the cabinet body, and the temperature of the cabinet body rises, so that the outer bottom surface of the cabinet body is difficult to condense humid air, the humid air is prevented from being condensed into water drops on the outer bottom surface of the cabinet body, and moisture-proof drying treatment on the outer surface of the cabinet body is realized.
Preferably, the upper end of each baffle is provided with a lifting plate, and the lifting plate and the baffles form an L shape; through the lifting plate, the baffle plate can be conveniently lifted from the sliding groove, and meanwhile, the baffle plate can be conveniently held and inserted into the sliding groove, so that the operation of personnel is facilitated.
Preferably, one side of the cabinet body is provided with a box body, the box body is not provided with an end cover, and the box body is used for bearing the baffle plate; through the box body, the baffle plate taken out of the sliding groove is placed into the box body, and the baffle plate is prevented from being lost.
Preferably, the inner edge of the inlet end of each sliding chute is chamfered; through making the chamfer and handling, the entry end of increase spout is convenient for baffle and rectangle frame insert in the spout.
Preferably, the outer hole end of each air inlet hole is provided with a sealing gasket, and the sealing gasket is fixedly bonded along the edge of the outer hole end of each air inlet hole; by arranging the sealing gasket, the sealing performance between the baffle plate and the rectangular frame and between the rectangular frame and the sliding groove is enhanced, and the permeation of damp air and the seepage of dry hot air are reduced.
Preferably, the inner bottom surface of the shell is provided with a filter screen, and the edge of the filter screen is adhered to the inner side wall of the shell; through the filter screen, filter the air, reduce the influence of external dust to electrical control equipment.
Preferably, each row of the air inlets is positioned above the cross beam in the cabinet body.
The utility model has the advantages that:
the blower motor drives the fan blades to rotate, outside air is blown into the heating resistance wires, then dry hot air acts on the electrical control equipment opposite to the fan blades, the dry hot air accurately acts on the electrical control equipment, a temperature controller can be installed in the cabinet body, and the temperature of the hot air blown into the cabinet body is controlled, so that the drying effect of the hot air on humid air is guaranteed, meanwhile, the influence on the normal operation of the electrical control equipment due to overhigh temperature of the hot air can be avoided, and the moisture resistance of the cabinet body is improved;
and the blower motor blows outside air into the cabinet body, then the air exhaust motor drives and drives the fan blades to rotate, air in the cabinet body is pumped into the cabinet body, then the temperature of the cabinet body is gradually increased, meanwhile, the air is exhausted from the cabinet body, and the temperature of the cabinet body is increased, so that the bottom surface outside the cabinet body is difficult to condense damp air, the damp air is prevented from being condensed into water drops on the bottom surface outside the cabinet body, and the damp-proof drying treatment of the outer surface of the cabinet body is realized.
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, and 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 these drawings without inventive exercise.
FIG. 1 is a first perspective view of a cabinet according to a first embodiment;
FIG. 2 is a second perspective view of the cabinet according to the first embodiment;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is a third perspective view of the first embodiment of the present disclosure
FIG. 5 is a cross-sectional view of a moisture barrier unit according to one embodiment;
in the figure: 1. a cabinet body; 2. an air inlet hole; 3. a fixing plate; 4. a chute; 5. a baffle plate; 6. a blower motor; 7. heating resistance wires; 8. a housing; 9. a rectangular frame; 10. a box body; 11. an air outlet; 12. an air exhaust hole; 13. lifting the plate; 14. a box body; 15. a gasket; 16. and (4) a filter screen.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
referring to fig. 1-5, a low-voltage cabinet with a moisture-proof mechanism comprises a cabinet body 1, wherein a plurality of rows of air inlet holes 2 are uniformly formed in the upper and lower parts of the rear end surface of the cabinet body 1, a fixing plate 3 is arranged at the outer hole end of each air inlet hole 2, the fixing plate 3 is in a U shape, a sliding groove 4 is formed between the fixing plate 3 and the air inlet holes 2, and a baffle plate 5 and a moisture-proof unit are arranged in the sliding groove 4; the baffle 5 is connected in the chute 4 in a sliding way; the moisture-proof unit comprises a blower motor 6, a heating resistance wire 7, a shell 8 and a rectangular frame 9; one end of the shell 8 is fixedly connected with a rectangular frame 9, the rectangular frame 9 is connected in the sliding chute 4 in a sliding manner, the end part of the shell 8 is provided with a blower motor 6, the output end of the blower motor 6 is connected with fan blades, and a plurality of heating resistance wires 7 are arranged in the air exhaust direction of the blower motor 6; after a plurality of electrical control devices are arranged on a row beam in the cabinet body 1, the back-to-back baffle 5 is lifted up and taken out from the chute 4 according to the positions of the electrical control devices, and then the moisture-proof unit is embedded in the chute 4; with rectangle frame 9 gliding down along the last notch of spout 4, rectangle frame 9 embedding is in spout 4, then pass through wire electric connection with heating resistor silk 7 on the power in the cabinet body 1, blower motor 6 drives the flabellum and rotates, and on blowing into heating resistor silk 7 with external wind, then with dry hot-blast effect on rather than just right electrical control equipment, realize dry hot-blast accurate effect on electrical control equipment, can be at the installation temperature controller of the internal 1 of cabinet, the hot-blast temperature of the internal 1 of control drum, both guarantee hot-blast drying effect to humid air, simultaneously can avoid again because of hot-blast high temperature, influence electrical control equipment's normal operating, improve the humidity resistance of the cabinet body 1.
The inner bottom surface of the cabinet body 1 is provided with a box body 10, the upper end surface of the box body 10 is provided with a strip-shaped air outlet 11, the outer bottom surface of the cabinet body 1 is provided with an air exhaust hole 12, the air exhaust hole 12 is communicated with the interior of the box body 10, an air exhaust motor is arranged in the air exhaust hole 12, and the output end of the air exhaust motor is connected with fan blades; the blower motor 6 blows outside air into the cabinet body 1, then the air exhaust motor drives and drives the fan blades to rotate, air in the cabinet body 1 is pumped into the box body 10, then the temperature of the box body 10 gradually rises, meanwhile, air is exhausted from the cabinet body 1, the temperature of the box body 10 rises, so that the outer bottom surface of the cabinet body 1 is difficult to condense humid air, the humid air is prevented from being condensed into water drops on the outer bottom surface of the cabinet body 1, and the damp-proof drying treatment of the outer surface of the cabinet body 1 is realized.
The upper end of each baffle 5 is provided with a lifting plate 13, and the lifting plates 13 and the baffles 5 form an L shape; through carrying plate 13, be convenient for in baffle 5 lift from the spout 4 and take out, conveniently hold simultaneously again and insert the personnel's operation in the spout 4 with baffle 5.
A box body 14 is arranged on one side of the cabinet body 1, the box body 14 is not provided with an end cover, and the box body 14 is used for bearing the baffle 5; the baffle 5 taken out of the chute 4 is put into the box body 14 through the box body 14, and the baffle 5 is prevented from being lost.
The inner edge of the inlet end of each sliding chute 4 is chamfered; by performing chamfering, the inlet end of the chute 4 is enlarged, facilitating insertion of the baffle 5 and the rectangular frame 9 into the chute 4.
The outer hole end of each air inlet hole 2 is provided with a sealing gasket 15, and the sealing gasket 15 is fixedly bonded along the edge of the outer hole end of the air inlet hole 2; by providing the sealing gasket 15, the sealing performance between the baffle 5 and the rectangular frame 9 and the chute 4 is enhanced, and the infiltration of moist air and the exudation of dry hot air are reduced.
A filter screen 16 is arranged on the inner bottom surface of the shell 8, and the edge of the filter screen 16 is adhered to the inner side wall of the shell 8; through filter screen 16, filter the air, reduce the influence of external dust to electrical control equipment.
Example two:
comparative example one, as another embodiment of the present invention, a rubber layer is adhered to the surface of the case 14; through the rubber layer, prevent to stretch out the hand and get the baffle 5 of box body 14 enough, the edge of box body 14 causes the emergence of contusion phenomenon to the hand.
The working principle is as follows: after a plurality of electrical control devices are arranged on a row beam in the cabinet body 1, the back-to-back baffle 5 is lifted up and taken out from the chute 4 according to the positions of the electrical control devices, and then the moisture-proof unit is embedded in the chute 4; the method comprises the following steps of sliding a rectangular frame 9 down along an upper notch of a sliding groove 4, embedding the rectangular frame 9 into the sliding groove 4, electrically connecting a blower motor 6 and a heating resistance wire 7 to a power supply in a cabinet body 1 through a wire, driving fan blades to rotate by the blower motor 6, blowing external air into the heating resistance wire 7, and then acting dry hot air on electrical control equipment opposite to the dry hot air to realize accurate action of the dry hot air on the electrical control equipment;
and the blower motor 6 blows outside air into the cabinet body 1, then the air exhaust motor drives and drives the fan blades to rotate, air in the cabinet body 1 is pumped into the box body 10, then the temperature of the box body 10 is gradually increased, meanwhile, air is exhausted from the cabinet body 1, and the temperature of the box body 10 is increased, so that moist air is difficult to condense on the outer bottom surface of the cabinet body 1, the moist air is prevented from being condensed into water drops on the outer bottom surface of the cabinet body 1, and moisture-proof drying treatment of the outer surface of the cabinet body 1 is realized.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.
Claims (8)
1. The utility model provides a low-voltage cabinet with dampproofing mechanism, includes the cabinet body (1), its characterized in that: a plurality of rows of air inlet holes (2) are uniformly formed in the upper portion and the lower portion of the rear end face of the cabinet body (1), a fixing plate (3) is arranged at the outer hole end of each air inlet hole (2), the fixing plate (3) is U-shaped, a sliding groove (4) is formed between the fixing plate (3) and the air inlet holes (2), and a baffle plate (5) and a moisture-proof unit are arranged in the sliding groove (4); the baffle (5) is connected in the chute (4) in a sliding way; the moisture-proof unit comprises a blower motor (6), a heating resistance wire (7), a shell (8) and a rectangular frame (9); one end rigid coupling rectangle frame (9) of casing (8), rectangle frame (9) sliding connection are in spout (4), and blower motor (6) are settled to the tip of casing (8), and the output of blower motor (6) is connected with the flabellum, and many heating resistor silk (7) are settled to the direction of airing exhaust of blower motor (6).
2. The low-voltage cabinet with a moisture-proof mechanism as claimed in claim 1, wherein: the interior bottom surface of the cabinet body (1) is equipped with box (10), and exhaust vent (11) of bar form are seted up to the up end of box (10), and the outer bottom surface of the cabinet body (1) is equipped with aspirating hole (12), and aspirating hole (12) and box (10) inside intercommunication are equipped with the air exhaust motor in aspirating hole (12), and the air exhaust motor output is connected with the flabellum.
3. The low-voltage cabinet with a moisture-proof mechanism as claimed in claim 1, wherein: the upper end of each baffle (5) is provided with a lifting plate (13), and the lifting plates (13) and the baffles (5) form an L shape.
4. The low-voltage cabinet with a moisture-proof mechanism as claimed in claim 1, wherein: one side of the cabinet body (1) is provided with a box body (14), the box body (14) is not provided with an end cover, and the box body (14) is used for bearing the baffle (5).
5. The low-voltage cabinet with a moisture-proof mechanism as claimed in claim 1, wherein: the inner edge of the inlet end of each sliding chute (4) is chamfered.
6. The low-voltage cabinet with a moisture-proof mechanism as claimed in claim 1, wherein: the outer hole end of each air inlet hole (2) is provided with a sealing gasket (15), and the sealing gasket (15) is fixedly bonded along the edge of the outer hole end of the air inlet hole (2).
7. The low-voltage cabinet with a moisture-proof mechanism as claimed in claim 1, wherein: the inner bottom surface of the shell (8) is provided with a filter screen (16), and the edge of the filter screen (16) is adhered to the inner side wall of the shell (8).
8. The low-voltage cabinet with a moisture-proof mechanism as claimed in claim 1, wherein: each row of the air inlet holes (2) is positioned above the inner cross beam of the cabinet body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121772642.5U CN216055704U (en) | 2021-07-30 | 2021-07-30 | Low-voltage cabinet with dampproofing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121772642.5U CN216055704U (en) | 2021-07-30 | 2021-07-30 | Low-voltage cabinet with dampproofing mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216055704U true CN216055704U (en) | 2022-03-15 |
Family
ID=80618676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121772642.5U Active CN216055704U (en) | 2021-07-30 | 2021-07-30 | Low-voltage cabinet with dampproofing mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216055704U (en) |
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2021
- 2021-07-30 CN CN202121772642.5U patent/CN216055704U/en active Active
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