CN215580286U - Indoor cable pit air current removes damp device - Google Patents
Indoor cable pit air current removes damp device Download PDFInfo
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- CN215580286U CN215580286U CN202122025635.5U CN202122025635U CN215580286U CN 215580286 U CN215580286 U CN 215580286U CN 202122025635 U CN202122025635 U CN 202122025635U CN 215580286 U CN215580286 U CN 215580286U
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- cable trench
- fan
- humidity
- air
- control box
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- 239000002184 metal Substances 0.000 claims description 7
- 238000009423 ventilation Methods 0.000 abstract description 5
- 229910001335 Galvanized steel Inorganic materials 0.000 description 11
- 239000008397 galvanized steel Substances 0.000 description 11
- 238000007791 dehumidification Methods 0.000 description 6
- 238000012423 maintenance Methods 0.000 description 4
- 239000012212 insulator Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model provides an indoor cable trench airflow dehumidifying device, wherein a plurality of air inlets and air outlets are arranged on an indoor cable trench, the dehumidifying device comprises a fan controller, a humidity sensor, a humidity controller, an air pipe and an axial flow fan, and the air outlets are connected with the axial flow fan located outdoors through the air pipe; the humidity sensor is positioned in the indoor cable trench; the humidity sensor is in communication connection with the humidity controller; the humidity controller is in communication connection with the fan controller; and the humidity controller controls the axial flow fan to be opened and closed. The utility model can effectively increase the circulation of indoor air flow and air flow in the cable trench, greatly improve the ventilation efficiency in the cable trench, reduce the humidity in the cable trench and reduce the replacement period of the insulating part in the cable trench.
Description
Technical Field
The utility model relates to the field of electric power construction, in particular to an indoor cable trench airflow dehumidifying device.
Background
With the rapid promotion of the modern construction of our country, the application of a switch station and a transformer substation in industry and national economy is more and more wide, the distribution devices of indoor switch cabinets are mostly adopted at the middle and low voltage sides of the transformer substation at present, all the distribution devices are led out outwards through cable ducts, the condensation phenomenon exists on the outer surface of an insulator in the cabinet, and the safety operation of a power grid is greatly influenced, and the main reasons are as follows: the indoor cable trench space is closed and moist, and moisture enters the switch cabinet through the wire outlet hole; indoor dehumidifier can not effectively reduce the cable pit humidity, and dehydrating unit can not effectively reduce the interior humidity of cubical switchboard in the cubical switchboard to cause the insulator replacement cycle in the cable pit short, the cost is higher, and current indoor cable pit structure is complicated, the daily maintenance of the personnel of being not convenient for.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problems of how to better reduce the humidity in the indoor cable trench, reduce the replacement period of insulators in the cable trench, and ensure that the indoor cable trench has a simple structure, is convenient for operation and maintenance of operators and reduces the cost.
The utility model solves the technical problems through the following technical means:
an indoor cable trench airflow dehumidifying device is characterized in that a plurality of air inlets and air outlets are formed in an indoor cable trench, the dehumidifying device comprises a fan controller, a humidity sensor, a humidity controller, an air pipe and an axial flow fan, and the air outlets are connected with the axial flow fan located outdoors through the air pipe; the humidity sensor is positioned in the indoor cable trench; the humidity sensor is in communication connection with the humidity controller; the humidity controller is in communication connection with the fan controller; and the humidity controller controls the axial flow fan to be opened and closed.
The ventilation efficiency in the cable pit is greatly improved by arranging a plurality of air inlets and air outlets to effectively increase the circulation of indoor air flow and air flow in the cable pit, accurate humidity data in the cable pit can be known in detail through a humidity sensor and a dehumidification control box in a communication connection mode, and according to the humidity data, the real-time control axial flow fan dehumidifies, the humidity in the cable pit can be greatly reduced, and the replacement period of an insulating part in the cable pit is correspondingly reduced.
Preferably, the air pipe is an L-shaped pipeline, one end of the air pipe is communicated with the cable trench, and the other end of the air pipe penetrates out of the room from the underground and upwards penetrates out of the ground to be connected with the axial flow fan.
Preferably, the air inlet department installs the latticed apron of metal, has both improved the ventilation efficiency of cable pit, has made things convenient for the daily fortune dimension to the cable pit of personnel again.
Preferably, the humidity controller is positioned in the dehumidification control box.
Preferably, the moisture removal control box is fixed on a wall body.
Preferably, the air conditioner further comprises a fan control box, and the fan controller is located in the fan control box.
Preferably, the fan control box is fixed on a wall.
The utility model has the advantages that:
(1) according to the utility model, the circulation of indoor air flow and air flow in the cable trench can be effectively increased by arranging the plurality of air inlets and the plurality of air outlets, the ventilation efficiency in the cable trench is greatly improved, accurate humidity data in the cable trench can be known in detail by the communication connection of the humidity sensor and the dehumidification control box, the axial flow fan is controlled in real time to remove moisture according to the humidity data, the humidity in the cable trench can be greatly reduced, and the replacement period of the insulating part in the cable trench is correspondingly reduced.
(2) The utility model has simple structure, small occupied space, convenient operation and maintenance for personnel and wide application range.
Drawings
Fig. 1 is a schematic plan view of an indoor cable trench dehumidifying device according to an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view of an indoor cable trench dehumidifying device according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a control system of an indoor cable trench dehumidifying device according to an embodiment of the present invention.
Reference numeral 1, a wall body; 2. a fan control box; 3. a moisture removal control box; 4. air pipe, 5, axial flow fan, 6, metal latticed cover plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are some embodiments of the present invention, but not all 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.
As shown in fig. 1, the cable trench in this embodiment is an indoor cable trench, and a cover plate covers the cable trench. An air inlet is arranged on the cover plate, and a latticed cover plate 6 is arranged at the air inlet. It should be noted that fig. 1 shows 3 cable trenches that are not connected to each other, a grid-shaped cover plate 6 is drawn on only one of the cable trenches, and the grid-shaped cover plates 6 on the other two cable trenches are omitted from illustration.
Referring to fig. 1 and 2, wall body 1 and roof constitute a confined indoor all around, and indoor arrangement has a plurality of cable ditches that the shape differs, and a plurality of structure posts are installed all around of wall body 1 for strengthen wall body 1's whole steadiness, and one side of wall body 1 still is provided with two doors, makes things convenient for the operation personnel to regularly investigate and maintain indoor cable ditches.
The embodiment of the utility model provides an indoor cable trench airflow dehumidifying device which comprises a fan control box 2, a dehumidifying control box 3, an air pipe 4 and an axial flow fan 5.
Referring to fig. 1, a fan control box 2 is embedded in a wall body 1, the fan control box 2 is used as power supply equipment, a galvanized steel pipe is preset on the fan control box 2, and the fan control box 2 is connected with an indoor cable trench through the galvanized steel pipe.
Referring to fig. 1 and 3, the dehumidifying control box 3 is also embedded inside the wall body 1, a plurality of groups of galvanized steel pipes are preset on the dehumidifying control box 3, one group of galvanized steel pipes of the dehumidifying control box 3 and the galvanized steel pipes on the fan control box 2 are connected on the same cable trench, a cable passes through the galvanized steel pipes on the fan control box 2, reaches the corner of the L-shaped cable trench in the drawing, enters the galvanized steel pipes on the dehumidifying control box, and the dehumidifying control box 3 and the fan control box are in communication connection. Remove damp control box 3 and still be connected with the cable pit through another a set of galvanized steel pipe, the humidity controller that removes in the damp control box 3 is through the humidity transducer communication connection in sensor cable and the cable pit in this a set of galvanized steel pipe, and humidity controller has a plurality of interfaces, can be simultaneously with multiunit humidity transducer communication connection, can be more accurate like this obtain the interior real-time humidity data of cable pit, removes the tide operation to the cable pit. The moisture removal control box 3 in fig. 1 also shows 3 galvanized steel pipe joints.
Referring to fig. 1 and 2, the air pipe 4 is an L-shaped pipe, the pipe diameter of the air pipe 4 is determined according to the power of the fan, the pipe with a diameter of 150mm is adopted in the embodiment, the air pipe 4 is installed underground, one end of the air pipe 4 is connected with the air outlet of the cable trench and located indoors, the other end of the air pipe 4 penetrates through the ground from the underground to the outdoor and then penetrates out of the ground upwards, the other end of the air pipe is communicated with the fan, and the moisture in the cable trench is conveyed to the outdoor through the fan.
Referring to fig. 1 and 2, the axial flow fan 5 is located on the outdoor ground, the axial flow fan 5 and the air pipe 4 are fixedly connected to one outdoor end, the axial flow fan 5 is also connected to a cable communication connection in a group of outdoor galvanized steel pipes through a dehumidification control box 3 in a preset mode, and then the dehumidification control box 3 controls the axial flow fan 5 to be started, so that the dehumidification effect of the cable trench is achieved.
As shown in fig. 1, the air inlet includes a plurality of high-strength metal latticed covers 6 distributed at equal intervals in this embodiment, and the high-strength metal latticed covers 6 are adopted, so that on one hand, the contact between the indoor low-humidity air flow and the higher-humidity air flow in the cable trench can be enhanced, and the ventilation efficiency of the cable trench can be improved, and meanwhile, the metal latticed covers 6 can be ensured to meet the daily operation and maintenance requirements.
The working principle of the utility model is as follows:
a plurality of high strength metal latticed apron 6 are arranged to the equidistance on the apron of indoor cable pit as the air intake of cable pit, increase the air current intercommunication between cable pit and the room, still be provided with a plurality of air outlets on the cable pit, the air outlet passes through tuber pipe 4 and is connected with outdoor axial fan 5, cable pit internally mounted has a plurality of humidity transducer, a humidity data for detecting the cable pit, humidity transducer and the humidity controller communication connection who removes damp control box 3 in, humidity controller is according to humidity transducer's data, provide the power through fan control box 2, thereby axial fan 5 outside the control box starts, the lower air current of indoor humidity passes in the air intake enters into the cable pit, the great air current of humidity of cable pit then is taken out to the room by axial fan 5 through tuber pipe 4, thereby reach the effect that this device removed the tide to indoor cable pit.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (7)
1. The indoor cable trench airflow dehumidifying device is characterized in that a plurality of air inlets and air outlets are formed in an indoor cable trench, the dehumidifying device comprises a fan controller, a humidity sensor, a humidity controller, an air pipe (4) and an axial flow fan (5), and the air outlets are connected with the axial flow fan (5) located outdoors through the air pipe (4);
the humidity sensor is positioned in the indoor cable trench; the humidity sensor is in communication connection with the humidity controller; the humidity controller is in communication connection with the fan controller;
the humidity controller controls the axial flow fan (5) to be opened and closed.
2. The indoor cable trench airflow dehumidifying device of claim 1, wherein the air duct (4) is an L-shaped duct, one end of which is communicated with the cable trench, and the other end of which passes through the outdoor space from the underground and upwards out of the ground and is connected with the axial flow fan (5).
3. An indoor cable trench airflow dehumidifying device as claimed in claim 1, wherein a metal latticed cover plate (6) is mounted at the air inlet.
4. The indoor cable trench airflow dehumidifying device of claim 1, further comprising a dehumidifying control box (3), wherein the humidity controller is located in the dehumidifying control box (3).
5. The indoor cable trench airflow dehumidifying device of claim 4, wherein the dehumidifying control box (3) is fixed on the wall body (1).
6. The indoor cable trench airflow dehumidifying device of claim 1, further comprising a fan control box (2), wherein the fan controller is located in the fan control box (2).
7. An indoor cable trench airflow dehumidifying device as claimed in claim 6, wherein the fan control box (2) is fixed on the wall body (1).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202122025635.5U CN215580286U (en) | 2021-08-25 | 2021-08-25 | Indoor cable pit air current removes damp device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202122025635.5U CN215580286U (en) | 2021-08-25 | 2021-08-25 | Indoor cable pit air current removes damp device |
Publications (1)
Publication Number | Publication Date |
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CN215580286U true CN215580286U (en) | 2022-01-18 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202122025635.5U Active CN215580286U (en) | 2021-08-25 | 2021-08-25 | Indoor cable pit air current removes damp device |
Country Status (1)
Country | Link |
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CN (1) | CN215580286U (en) |
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2021
- 2021-08-25 CN CN202122025635.5U patent/CN215580286U/en active Active
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