CN204928053U - Cable pit exhaust heat abstractor - Google Patents
Cable pit exhaust heat abstractor Download PDFInfo
- Publication number
- CN204928053U CN204928053U CN201520717859.4U CN201520717859U CN204928053U CN 204928053 U CN204928053 U CN 204928053U CN 201520717859 U CN201520717859 U CN 201520717859U CN 204928053 U CN204928053 U CN 204928053U
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- CN
- China
- Prior art keywords
- pipe
- blast pipe
- cable trough
- rotating disk
- cooling device
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The utility model discloses a cable pit exhaust heat abstractor, including the mount pad, be equipped with the carousel on the mount pad, be equipped with the intake pipe and the blast pipe that pass the carousel on the carousel, blast pipe mouth of pipe department installs the air discharge fan, and blast pipe exit top is equipped with board down with the wind, and the air discharge fan links to each other with the control by temperature change inductive switch of blast pipe below. The utility model discloses installing on the vent of cable pit, can taking a breath automatically under the normal conditions, when the temperature exceeded the predetermined value in the cable pit, control by temperature change inductive switch signals started the air discharge fan motor, forced to bleed outside air from inlet channel entering. Gaseous one advances one, forms local negative pressure, makes both sides high -temperature gas locate the gathering and discharged to the gas vent to the temperature reduces fast in making the cable pit.
Description
Technical field
The utility model relates to a kind of cable trough air exhaust cooling device.
Background technology
Cable trough is the infrastructure of power transmission and transformation, is mainly used in cable laying.Cable trough generally adopts (0.8 meter-1.2 meters) x(1.0-1.2) section, its end face is provided with cover plate.Arrange many power transmission cables in cable trough, under heavy load, cable easily generates heat, and the heat sometimes produced can cause cable trough temperature sometimes up to six or seven ten degrees Celsius.The heat that cable produces accumulates in cable trough, and cable trough temperature not only can be caused to raise becomes potential safety hazard, also can accelerate the aging of cable.For strengthening heat radiation, what have places pad every a segment distance in the middle of the leader cable, utilizes the way of cable layering to strengthen cable gap, expands cable dissipate heat scope, but due to cable long, these measure effects are not quite obvious.What also have breaks up hot hole on cable channel cover plate, the heat allowing cable produce through louvre to outdiffusion.
Summary of the invention
The technical problems to be solved in the utility model is to provide a kind of cable trough air exhaust cooling device.
For solving the problems of the technologies described above, the utility model comprises mount pad, its design feature is that mount pad is provided with rotating disk, rotating disk is provided with air inlet pipe through rotating disk and blast pipe, blast pipe mouth of pipe place is provided with ventilating fan, be provided with plate windward above exhaust outlet place, ventilating fan is connected with the temperature control inductive switch below blast pipe.
Blast pipe and air inlet pipe are all the ells connected and composed by the pipe of the Guan Yuyi root horizontal direction of a vertical direction, and ell can avoid rainwater and house refuse to enter in cable trough.
Air inlet pipe is positioned at the length of pipe shaft below rotating disk and is greater than the length that blast pipe is positioned at pipe shaft below rotating disk, the pipe shaft of air inlet pipe is near the bottom of cable trough, and the pipe shaft of blast pipe is shorter, and air can be made conveniently to enter cable trough inner bottom part, discharge from blast pipe, increase air flow spaces.
Rotating disk is made up of circular cylinder body and card, and card is arranged on the upper port place of circular cylinder body, and card cross-sectional diameter is greater than the diameter of stack shell, is greater than the diameter of stack shell by card cross-sectional diameter, and rotating disk can be made above mount pad can not to depart from mount pad.
Mount pad is platy structure ringwise, is socketed on rotating disk, and the annular diameters size of mount pad is agreed with mutually with rotating disk stack shell external diameter size, can ensure that rotating disk can rotate on mount pad.
The mouth of pipe place of air inlet pipe is provided with screen pack, and screen pack can effectively prevent house refuse from entering bad cleaning in pipe.
Plate is erect and is arranged on directly over exhaust outlet windward, the air inlet of air inlet pipe is parallel with the exhaust outlet of blast pipe and direction is contrary, plate windward above blast pipe vertically arranges the resistance that can increase exhaust pipe mouth, the plate windward blowed on blast pipe by wind-force just can urge dial rotation, can ensure that wind-force enters from air inlet, can not operation against the wind during exhaust, thus raising exhaust efficiency, the air inlet of air inlet pipe is contrary with exhaust outlet two mouth of pipe direction of blast pipe, by the plate windward above exhaust outlet, air can be convenient to enter from air inlet and discharge from exhaust outlet, mount pad is provided with support slide rail, support slide rail be cannelure and be provided with steel ball in groove, mount pad is provided with support slide rail can reduce dial rotation resistance.
Temperature control inductive switch is connected in the middle of the current supply circuit of ventilating fan, and temperature control inductive switch is arranged in cable trough that be connected with ventilating fan can the temperature of effective monitoring cable trough, thus reaches the effect of exhaust cooling.
Blast pipe mouth of pipe place installs and is provided with circular mounting frame, and ventilating fan is fixedly connected in circular mounting frame by electric machine support, and ventilating fan is increased work efficiency by facilitating Measuring error in installing frame.
Beneficial effect; The utility model is arranged on the ventilating opening of cable trough, under normal circumstances, and can automatic air-exchanging.When in cable trough, temperature exceedes predetermined value, temperature control inductive switch sends signal, and start ventilating fan motor, carry out pressure and bleed, outside air enters from inlet channel.Gas one-in-and-one-out, forms local decompression, makes both sides high-temperature gas assemble to exhaust ports and be discharged, thus temperature in cable trough is reduced fast.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model;
Fig. 2 is the utility model sectional structure schematic diagram.
In figure: 1-mount pad, 2-rotating disk, 3-air inlet pipe, 4-blast pipe, 5-ventilating fan, 6-is plate windward, 7-temperature control inductive switch, 8-cable trough exhaust outlet, 9-screen pack, 10-installing frame, 11-electric machine support, and 12-supports slide rail, 13-card.
Embodiment
With reference to accompanying drawing this cable trough air exhaust cooling device, comprise mount pad 1, mount pad 1 platy structure ringwise, can make according to the shape of cable trough exhaust outlet 8 during making, the platy structure such as making square-outside and round-inside by mount pad 1 device on cable trough exhaust outlet 8; Mount pad 1 is provided with rotating disk, rotating disk 2 is made up of circular cylinder body and card 13, card 13 is arranged on the upper port place of circular cylinder body, and card 13 cross-sectional diameter is greater than the diameter of stack shell, the diameter that card 13 cross-sectional diameter is greater than stack shell is set, rotating disk 2 can be made above mount pad 1 can not to depart from mount pad 1; Be provided with between mount pad 1 and rotating disk 2 and support slide rail 12, support slide rail 12 and be cannelure and be provided with steel ball in groove, steel ball is locked in cannelure by steel ball compressing tablet, supports slide rail 12 and is arranged on mount pad 1, the card of rotating disk 2 can be facilitated to rotate on mount pad 1; Rotating disk 2 is provided with through card 13 and is arranged in air inlet pipe 3 and the blast pipe 4 of circular cylinder body, blast pipe 4 and air inlet pipe 3 are all the ells connected and composed by the pipe of the Guan Yuyi root horizontal direction of a vertical direction, as required blast pipe 4 and air inlet pipe 3 can be designed to the body of different camber during making, bending body can avoid rainwater and house refuse to enter in cable trough; The length that air inlet pipe 3 is positioned at pipe shaft below rotating disk 2 is longer, and its length is greater than the length that blast pipe 4 is positioned at pipe shaft below rotating disk 2, facilitates air to enter bottom cable trough, improves the mobility of air, thus reaches the effect of exhaust cooling.Air inlet pipe 3 upper orifice place is provided with screen pack 9, screen pack 9 is arranged on the upper orifice place of air inlet pipe 3, for stopping that rubbish is convenient to cleaning simultaneously, also can prevent house refuse from entering in pipe at blast pipe 4 mouth of pipe place installation screen pack 9 and stop that ventilating fan 5 rotates during making; Blast pipe 4 mouth of pipe place installs and is provided with circular mounting frame 10, ventilating fan 5 and electric machine support 11 is provided with in circular mounting frame 10, ventilating fan 5 is fixedly connected in circular mounting frame 10 by electric machine support 11, during making, ventilating fan 5 can be arranged on upper orifice place, also can be arranged on the lower nozzle place of blast pipe 4, the shape of installing frame 10 can according to the Adjusting Shape of the mouth of pipe; The ventilating fan 5 at blast pipe 4 mouth of pipe place is connected with the temperature control inductive switch 7 below blast pipe 4, and temperature control inductive switch 7 is arranged in cable trough, and when in cable trough, temperature exceedes preset temperature value, ventilating fan 5 rotates and starts working, and preset temperature is all set to 40 degree usually; Plate 6 is windward provided with above blast pipe 4 exit, plate 6 is vertically built up in directly over blast pipe 4 mouth of pipe windward, plate 6 matches with support slide rail 12 windward, make device rotate sensitiveer raising exhaust efficiency, the diverse location that during making, plate 6 can be designed to different shapes or plate 6 is windward arranged on blast pipe 4 windward drives rotating disk 2 to rotate to increase its resistance; The air inlet of air inlet pipe 3 is parallel with the exhaust outlet of blast pipe 4 and direction contrary, and during making, the air inlet of air inlet pipe 3 and the exhaust outlet of blast pipe 4 also can be in the same horizontal line.
During use, at cable trough exhaust outlet 8 place, the air inlet pipe 3 of this air exhaust cooling device and blast pipe 4 are extended in cable trough along exhaust outlet, by mount pad 1, device is fixedly mounted on the exhaust outlet of cable trough, during device work, be positioned at the internal temperature that cable trough inside connects the temperature control inductive switch 7 induction cable ditch of ventilating fan 5, when cable trough internal temperature reaches more than preset value, temperature control inductive switch 7 is communicated with ventilating fan 5 loop, ventilating fan 5 is energized work, cable trough hot inside air is forced to extract out, outside air can enter in cable trough fast from air inlet pipe 3, gas one-in-and-one-out forms local decompression, reduce the temperature of cable trough inside, when the temperature of usual cable trough inside is lower than preset value, temperature control inductive switch 7 disconnects, and ventilating fan 5 quits work, and air enters from air inlet pipe 3, discharges also can complete ventilation from blast pipe 4, ventilating fan 5 quit work device ventilation slower, plate windward 6 above blast pipe 4 can the size of environmentally wind-force, and drive rotating disk 2 to rotate, make the mouth of pipe of air inlet be in uptake place, the exhaust outlet mouth of pipe is in lower air port place, the air in cable trough is accelerated effect that flowing also can play exhaust cooling.
Claims (9)
1. a cable trough air exhaust cooling device, comprises mount pad (1), it is characterized in that; Described mount pad (1) is provided with rotating disk (2), rotating disk (2) is provided with air inlet pipe (3) through rotating disk (2) and blast pipe (4), blast pipe (4) mouth of pipe place is provided with ventilating fan (5), described blast pipe (4) below is provided with temperature control inductive switch (7), and ventilating fan (5) is connected with the temperature control inductive switch (7) of blast pipe (4) below.
2. cable trough air exhaust cooling device according to claim 1, is characterized in that: described blast pipe (4) and air inlet pipe (3) are all the bend pipes connected and composed by the pipe of the Guan Yuyi root horizontal direction of a vertical direction.
3. cable trough air exhaust cooling device according to claim 1, is characterized in that: the pipe shaft length that described air inlet pipe (3) is positioned at rotating disk (2) below is greater than the length that blast pipe (4) is positioned at rotating disk (2) below pipe shaft.
4. cable trough air exhaust cooling device according to claim 1, it is characterized in that: described rotating disk (2) is made up of circular cylinder body and card (13), card (13) is arranged on the upper port place of circular cylinder body, and card (13) cross-sectional diameter is greater than the diameter of stack shell.
5. cable trough air exhaust cooling device according to claim 4, it is characterized in that: described mount pad (1) platy structure ringwise, be socketed on rotating disk (2), annular diameters size and rotating disk (2) the circular cylinder body external diameter size of mount pad (1) adapt.
6. cable trough air exhaust cooling device according to claim 1, is characterized in that: the mouth of pipe place of described air inlet pipe (3) is provided with screen pack (9).
7. cable trough air exhaust cooling device according to claim 1, it is characterized in that: the tube wall directly over described blast pipe (4) exit is provided with plate (6) windward, plate (6) is erect and is arranged on directly over blast pipe (4) exports windward, and the air inlet of air inlet pipe (3) is parallel with the exhaust outlet of blast pipe (4) and direction is contrary; Described mount pad (1) is provided with and supports slide rail (12), supports slide rail (12) and is provided with steel ball for cannelure in groove.
8. cable trough air exhaust cooling device according to claim 1, is characterized in that: described temperature control inductive switch (7) is connected in the middle of the current supply circuit of ventilating fan (5).
9. cable trough air exhaust cooling device according to claim 1, is characterized in that: described blast pipe (4) mouth of pipe place installs and is provided with circular mounting frame (10), and ventilating fan (5) is fixedly connected in circular mounting frame (10) by electric machine support (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520717859.4U CN204928053U (en) | 2015-09-17 | 2015-09-17 | Cable pit exhaust heat abstractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520717859.4U CN204928053U (en) | 2015-09-17 | 2015-09-17 | Cable pit exhaust heat abstractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204928053U true CN204928053U (en) | 2015-12-30 |
Family
ID=54977151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520717859.4U Expired - Fee Related CN204928053U (en) | 2015-09-17 | 2015-09-17 | Cable pit exhaust heat abstractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204928053U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106486903A (en) * | 2016-10-25 | 2017-03-08 | 国网河南孟津县供电公司 | A kind of electric power box-type substation trench automatic dehumidifying air exhausting device |
| CN109586223A (en) * | 2019-01-30 | 2019-04-05 | 河海大学常州校区 | A kind of vertical mounting device of power cable |
| CN112103895A (en) * | 2020-09-22 | 2020-12-18 | 河北润达石化工程建设有限公司 | Prefabricated cable trench and construction method |
| CN112436475A (en) * | 2020-11-28 | 2021-03-02 | 国网河南省电力公司检修公司 | Cable trench ventilation device |
-
2015
- 2015-09-17 CN CN201520717859.4U patent/CN204928053U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106486903A (en) * | 2016-10-25 | 2017-03-08 | 国网河南孟津县供电公司 | A kind of electric power box-type substation trench automatic dehumidifying air exhausting device |
| CN109586223A (en) * | 2019-01-30 | 2019-04-05 | 河海大学常州校区 | A kind of vertical mounting device of power cable |
| CN112103895A (en) * | 2020-09-22 | 2020-12-18 | 河北润达石化工程建设有限公司 | Prefabricated cable trench and construction method |
| CN112436475A (en) * | 2020-11-28 | 2021-03-02 | 国网河南省电力公司检修公司 | Cable trench ventilation device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151230 Termination date: 20160917 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |