CN117175405B - Special heat abstractor of electrical equipment local heating point - Google Patents
Special heat abstractor of electrical equipment local heating point Download PDFInfo
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- CN117175405B CN117175405B CN202311306985.6A CN202311306985A CN117175405B CN 117175405 B CN117175405 B CN 117175405B CN 202311306985 A CN202311306985 A CN 202311306985A CN 117175405 B CN117175405 B CN 117175405B
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- fan
- temperature measuring
- electrical equipment
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 29
- 230000017525 heat dissipation Effects 0.000 claims abstract description 24
- 230000007246 mechanism Effects 0.000 claims abstract description 22
- 239000000523 sample Substances 0.000 claims description 10
- 230000006978 adaptation Effects 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 4
- 238000012544 monitoring process Methods 0.000 abstract description 7
- 238000006243 chemical reaction Methods 0.000 abstract description 5
- 230000008859 change Effects 0.000 abstract description 3
- 238000009529 body temperature measurement Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The invention provides a special heat dissipating device for a local heating point of electrical equipment, which comprises a support frame, wherein a reversing mechanism is arranged on the support frame and is connected with a fan for changing the direction of the fan; a plurality of temperature measuring units are arranged on the periphery of the support frame in a scattered manner, a control cabinet in signal connection with the temperature measuring units is arranged on the support frame, and the control cabinet is electrically connected with the reversing mechanism; the side of fan is provided with infrared thermoscope and frequency conversion controller, infrared thermoscope with frequency conversion controller all with the switch board signal connection. In the scheme, the special heat dissipation device for the local heating point of the electrical equipment can dissipate heat of the local heating point in the small-space electrical equipment, and the fan is driven to change the wind direction by matching with the reversing mechanism once the preset temperature is reached through the plurality of temperature monitoring points, so that the heat is dissipated pertinently, and the fan is automatically turned off after the temperature is reduced, so that the loss of extra power consumption is avoided.
Description
Technical Field
The invention relates to the technical field of heat dissipation of electrical equipment, in particular to a special heat dissipation device for a local heating point of the electrical equipment.
Background
At present, in the operation of electrical equipment in a factory, local heating of the electrical equipment is often serious, for example, the joint of a circuit breaker and a copper bar is easy to become a heating point, when the temperature of the heating point is too high, the safe and stable operation of the equipment is affected, particularly, if forced heat dissipation is not adopted, the safe operation of the equipment is threatened along with heat accumulation, the system is stopped due to light weight, and equipment and personal injury accidents are caused due to heavy weight.
The common heat dissipation measure is to place the fan as heat dissipation device in the point department that generates heat, like the heat dissipation of dry-type transformer, utilizes many fans to place the transformer bottom, but dry-type transformer inner space is big, so the space of placing of inside heat dissipation device is enough, but the inner space of some electrical equipment is narrow and small, can't all be equipped with the fan at every point that generates heat, can't judge according to the temperature that generates heat of generating heat point simultaneously whether need carry out the fan and dispel the heat, can cause the waste of the extra consumption of fan.
Disclosure of Invention
The invention provides a special heat dissipation device for local heating points of electrical equipment, which aims to solve the technical problems that the existing heat dissipation device is large in occupied space, cannot be applied to some narrow spaces, can only conduct integral heat dissipation, cannot conduct targeted heat dissipation on the local points, is continuous to operate, is high in energy consumption and does not meet energy-saving requirements.
In order to solve the technical problems, the invention provides the following technical scheme:
the special heat dissipation device for the local heating point of the electrical equipment comprises a support frame, wherein a reversing mechanism is arranged on the support frame and is connected with a fan and used for changing the direction of the fan; a plurality of temperature measuring units are arranged on the periphery of the support frame in a scattered manner, a control cabinet in signal connection with the temperature measuring units is arranged on the support frame, and the control cabinet is electrically connected with the reversing mechanism; the side of fan is provided with infrared thermoscope and frequency conversion controller, infrared thermoscope with frequency conversion controller all with the switch board signal connection.
The reversing mechanism comprises a hanging plate, one end of the hanging plate is connected with the supporting frame, the other end of the hanging plate is connected with the universal connecting sleeve, an inner groove is formed in the universal connecting sleeve, a universal connecting ball is movably arranged in the inner groove, the universal connecting ball is connected with the fan, a guide rod is arranged on the universal connecting ball, and the guide rod is arranged opposite to the fan; the support frame is provided with a reversing motor, the end part of the output end of the reversing motor is provided with a fixed rod, the end part of the fixed rod is vertically connected with a connecting plate, a sleeve hole is formed in the connecting plate, the guide rod is inserted into the sleeve hole, and the end part of the guide rod is provided with a limiting ball.
The connecting plate is arranged in parallel with the universal connecting sleeve, the guide rod is clamped on the connecting plate through the limiting ball, and a preset included angle is formed between the guide rod and the connecting plate; the rotation angle of the reversing motor is-120 to 120 degrees, a plurality of temperature measuring units are distributed in an arc shape, and the distribution range of the temperature measuring units is matched with the rotation angle of the reversing motor.
The temperature measuring unit comprises a concave plate, wherein two ends of the concave plate are provided with bonding plates, and mounting holes are formed in the bonding plates; the concave plate is fixedly provided with a threaded sleeve, the threaded sleeve is internally connected with a screw rod in a threaded manner, a through jack is formed in the screw rod, and a screwing cover is sleeved on the surface of one end of the screw rod; the end face of the screwing cover is provided with a caulking groove, a temperature sensor is embedded in the caulking groove, the temperature sensor is in signal connection with the control cabinet through a wireless transmission device, a temperature measuring probe is arranged on the temperature sensor, and the temperature measuring probe penetrates through the jack; the screwing cover is positioned on the convex side of the concave plate, and the tip end of the temperature measuring probe is positioned on the concave side of the concave plate.
The support frame is provided with a mounting structure, the support frame is mounted and fixed through the mounting structure, the mounting structure is located the support frame is far away from the one end of reversing mechanism, the mounting structure comprises a fixing disc, a plurality of fixing holes are formed in the fixing disc, and the fixing holes are distributed in an arc shape.
The support frame comprises a top plate, a side plate and a bottom plate which are sequentially connected, the reversing mechanism is arranged on the top plate of the support frame, the control cabinet is arranged on the side plate of the support frame, and the fixed disc is fixedly connected with the bottom plate of the support frame; the bottom plate bottom of support frame is provided with the insulating pad, the insulating pad extends to the bottom of fixed disk, just the shape of insulating pad with the shape looks adaptation of fixed disk.
Further, the side plates are trapezoidal, and the width of the bottom plate is larger than that of the top plate.
The air exhaust device comprises a fan, wherein an air exhaust channel is connected to an air outlet of the fan, the air exhaust channel has a preset taper, the tail end size of the air exhaust channel is smaller than the connecting end size, a diversion trench is formed in the inner wall of the air exhaust channel, and a filter screen is arranged at an air outlet of the tail end of the air exhaust channel.
The technical scheme of the invention has the following beneficial effects:
in the scheme, the special heat dissipation device for the local heating point of the electrical equipment is flexible to use, can dissipate heat of the local heating point in the small-space electrical equipment, improves the heat dissipation effect, avoids larger occupied space, is strong in adaptability, monitors the temperature of each heating point in real time by arranging a plurality of temperature monitoring points, and is matched with the reversing mechanism to drive the fan to change the wind direction once the preset temperature is reached, so that the heat dissipation is carried out on the monitoring points with the exceeding temperature, and the fan is automatically turned off after the temperature is reduced, thereby avoiding the loss of extra power consumption.
Drawings
Fig. 1 is a schematic structural diagram of a heat dissipating device dedicated to a local heating point of an electrical apparatus according to the present invention;
FIG. 2 is an exploded view of a heat sink dedicated to a localized heat generating spot of an electrical device according to the present invention;
fig. 3 is a side view of a heat dissipating device dedicated to a local heat generating spot of an electrical apparatus according to the present invention.
[ reference numerals ]
1. A support frame; 2. a fixed plate; 3. a fixing hole; 4. an insulating pad; 5. a hanger plate;
6. a universal connecting sleeve; 7. an inner groove; 8. a blower; 9. a guide rod; 10. a limit ball;
11. reversing the motor; 12. a fixed rod; 13. a connecting plate; 14. trepanning; 15. an exhaust passage;
16. an infrared thermometer; 17. a temperature measuring unit; 18. a concave plate; 19. bonding plates; 20. a mounting hole;
21. a threaded sleeve; 22. a screw; 23. a jack; 24. screwing the cover; 25. a temperature sensor;
26. a temperature measurement probe; 27. a wireless transmission device; 28. a variable frequency controller; 29. a control cabinet;
30. and a universal connecting ball.
Detailed Description
In order to make the technical problems, technical solutions and advantages to be solved more apparent, the following detailed description will be given with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1 to 3, an embodiment of the present invention provides a heat dissipating device dedicated to a local heating point of an electrical apparatus, including a support frame 1, where a reversing mechanism is disposed on the support frame 1, and the reversing mechanism is connected to a fan 8 and is used for changing a direction of the fan 8; the special heat dissipation device for the local heating points of the electrical equipment further comprises a plurality of temperature measurement units 17, wherein the temperature measurement units 17 are arranged on the periphery of the support frame 1 in a dispersing mode and used for monitoring the temperature of each heating point in real time, a control cabinet 29 in signal connection with the temperature measurement units 17 is arranged on the support frame 1, and the control cabinet 29 is electrically connected with the reversing mechanism; the side of fan 8 is provided with infrared thermometer 16, the inclination of the test point of infrared thermometer 16 with the inclination of the exhaust point of fan 8 is unanimous, infrared thermometer 16 with switch board 29 signal connection, still be provided with on the fan 8 with switch board 29 signal connection's frequency conversion controller 28.
As shown in fig. 1, the reversing mechanism comprises a hanger plate 5, one end of the hanger plate 5 is connected with the support frame 1, the other end of the hanger plate is connected with a universal connection sleeve 6, an inner groove 7 is formed in the universal connection sleeve 6, a universal connection ball 30 is movably arranged in the inner groove 7, the universal connection ball 30 is connected with the fan 8, a guide rod 9 is arranged on the universal connection ball 30, and the guide rod 9 is arranged opposite to the fan 8; the support frame 1 is provided with a reversing motor 11, the output end of the reversing motor 11 penetrates through the support frame 1, the end part of the output end is provided with a fixed rod 12, the end part of the fixed rod 12 is vertically connected with a connecting plate 13, the connecting plate 13 is provided with a sleeve hole 14, the guide rod 9 is inserted into the sleeve hole 14, and the end part of the guide rod 9 is provided with a limiting ball 10. Specifically, the reversing motor 11 drives the fixed rod 12 to rotate, drives the connecting plate 13 to rotate, and drives the universal connecting ball 30 to rotate in the universal connecting sleeve 6 under the action of the guide rod 9, so as to drive the fan 8 to rotate.
In this embodiment, the connecting plate 13 is disposed parallel to the universal connection sleeve 6, the guide rod 9 is clamped on the connecting plate 13 through the limiting ball 10, and a predetermined angle is formed between the guide rod 9 and the connecting plate 13; preferably, the rotation angle of the reversing motor 11 is-120 to 120 °, the plurality of temperature measuring units 17 are distributed in an arc shape, and the distribution range of the temperature measuring units 17 is adapted to the rotation angle of the reversing motor 11.
As shown in fig. 1 and 2, the temperature measuring unit 17 includes a concave plate 18, the concave plate 18 is made of a micro-elastic material, two ends of the concave plate 18 are provided with attaching plates 19, and two mounting holes 20 are formed in the attaching plates 19; the concave plate 18 is fixedly provided with a threaded sleeve 21, the threaded sleeve 21 is internally connected with a screw rod 22 in a threaded manner, a through jack 23 is formed in the screw rod 22, a screw cap 24 is sleeved on the surface of one end of the screw rod 22, and anti-slip threads are formed on the surface of the screw cap 24; a caulking groove is formed in the end face of the screwing cap 24, a temperature sensor 25 is embedded in the caulking groove, the temperature sensor 25 is in signal connection with the control cabinet 29 through a wireless transmission device 27, a temperature measuring probe 26 is arranged on the temperature sensor 25, and the temperature measuring probe 26 penetrates through the jack 23; the screw cap 24 is located on the convex side of the concave plate 18, and the tip end of the temperature probe 26 is located on the concave side of the concave plate 18.
As shown in fig. 2, a mounting structure is arranged on the support frame 1, the support frame 1 is mounted and fixed through the mounting structure, the mounting structure is located at one end, far away from the reversing mechanism, of the support frame 1, the mounting structure comprises a fixing disc 2, a plurality of fixing holes 3 are formed in the fixing disc 2, and the fixing holes 3 are distributed in a circular arc shape.
In this embodiment, the support frame 1 is a U-shape that is transversely disposed, and includes a top plate, a side plate and a bottom plate that are sequentially connected, preferably, the side plate is trapezoidal, and the width of the bottom plate is greater than the width of the top plate. The reversing mechanism is installed on the top plate of the support frame 1, the control cabinet 29 is installed on the side plate of the support frame 1, the fixed disc 2 is fixedly connected with the bottom plate of the support frame 1, an insulating pad 4 is arranged at the bottom of the bottom plate of the support frame 1, the insulating pad 4 extends to the bottom of the fixed disc 2, and the shape of the insulating pad 4 is matched with the shape of the fixed disc 2.
As shown in fig. 3, an exhaust passage 15 is connected to the exhaust port of the fan 8, the exhaust passage 15 has a predetermined taper, the end size of the exhaust passage 15 is smaller than the connection end size, a diversion trench is formed on the inner wall of the exhaust passage 15, and a filter screen is disposed at the end air outlet of the exhaust passage 15.
The embodiment of the invention also provides an electrical device, which comprises a cabinet body, wherein the cabinet body is internally provided with the special heat dissipation device for the local heating point of the electrical device, the support frame 1 is fixedly arranged in the electrical device through the matching of the fixed disc 2 and the bolts, and the plurality of temperature measuring units 17 are fixedly arranged at each heating point in the electrical device through the matching of the bonding plate 19 and the bolts.
The working process of the heat dissipation device special for the local heating point of the electrical equipment provided by the invention is as follows:
through setting up a plurality of temperature measurement units 17, carry out real-time supervision to the temperature of each heating spot, once reaching preset temperature, then under the effect of switch board 29, reversing mechanism drives fan 8 and changes the wind direction, dispels the heat to the monitoring point that the temperature exceeds the standard pertinently, and after the temperature drops, fan 8 is automatic shutdown under the effect of infrared thermoscope 16 and variable frequency controller 28, has avoided the loss of extra consumption.
In the scheme, the special heat dissipation device for the local heating point of the electrical equipment is flexible to use, can dissipate heat of the local heating point in the small-space electrical equipment, improves the heat dissipation effect, avoids larger occupied space, is strong in adaptability, monitors the temperature of each heating point in real time by arranging a plurality of temperature monitoring points, and is matched with the reversing mechanism to drive the fan to change the wind direction once the preset temperature is reached, so that the heat dissipation is carried out on the monitoring points with the exceeding temperature, and the fan is automatically turned off after the temperature is reduced, thereby avoiding the loss of extra power consumption.
While the foregoing is directed to the preferred embodiments of the present invention, it will be appreciated by those skilled in the art that various modifications and adaptations can be made without departing from the principles of the present invention, and such modifications and adaptations are intended to be comprehended within the scope of the present invention.
Claims (5)
1. The special heat dissipation device for the local heating point of the electrical equipment comprises a support frame, and is characterized in that a reversing mechanism is arranged on the support frame and is connected with a fan for changing the direction of the fan;
a plurality of temperature measuring units are arranged on the periphery of the support frame in a scattered manner, a control cabinet in signal connection with the temperature measuring units is arranged on the support frame, and the control cabinet is electrically connected with the reversing mechanism;
an infrared thermometer and a variable frequency controller are arranged on the side face of the fan, and the infrared thermometer and the variable frequency controller are both in signal connection with the control cabinet; wherein,
the reversing mechanism comprises a hanging plate, one end of the hanging plate is connected with the supporting frame, the other end of the hanging plate is connected with the universal connecting sleeve, an inner groove is formed in the universal connecting sleeve, a universal connecting ball is movably arranged in the inner groove, the universal connecting ball is connected with the fan, a guide rod is arranged on the universal connecting ball, and the guide rod is arranged opposite to the fan;
the support frame is provided with a reversing motor, the end part of the output end of the reversing motor is provided with a fixed rod, the end part of the fixed rod is vertically connected with a connecting plate, the connecting plate is provided with a sleeve hole, the guide rod is inserted into the sleeve hole, and the end part of the guide rod is provided with a limiting ball;
the connecting plate is arranged in parallel with the universal connecting sleeve, the guide rod is clamped on the connecting plate through the limiting ball, and a preset included angle is formed between the guide rod and the connecting plate;
the rotation angle of the reversing motor is-120 to 120 degrees, a plurality of temperature measuring units are distributed in an arc shape, and the distribution range of the temperature measuring units is matched with the rotation angle of the reversing motor;
the temperature measuring unit comprises a concave plate, two ends of the concave plate are respectively provided with a bonding plate, and the bonding plates are provided with mounting holes;
the concave plate is fixedly provided with a threaded sleeve, the threaded sleeve is internally connected with a screw rod in a threaded manner, a through jack is formed in the screw rod, and a screwing cover is sleeved on the surface of one end of the screw rod;
the end face of the screwing cover is provided with a caulking groove, a temperature sensor is embedded in the caulking groove, the temperature sensor is in signal connection with the control cabinet through a wireless transmission device, a temperature measuring probe is arranged on the temperature sensor, and the temperature measuring probe penetrates through the jack;
the screwing cover is positioned on the convex side of the concave plate, and the tip end of the temperature measuring probe is positioned on the concave side of the concave plate.
2. The special heat abstractor of electrical equipment local heating point according to claim 1, wherein a mounting structure is arranged on the support frame, the support frame is mounted and fixed through the mounting structure, the mounting structure is located at one end of the support frame far away from the reversing mechanism, the mounting structure comprises a fixing disc, a plurality of fixing holes are formed in the fixing disc, and the plurality of fixing holes are distributed in a circular arc shape.
3. The special heat abstractor for a local heating point of electrical equipment according to claim 2, wherein the support frame comprises a top plate, a side plate and a bottom plate which are connected in sequence, the reversing mechanism is arranged on the top plate of the support frame, the control cabinet is arranged on the side plate of the support frame, and the fixed disc is fixedly connected with the bottom plate of the support frame;
the bottom plate bottom of support frame is provided with the insulating pad, the insulating pad extends to the bottom of fixed disk, just the shape of insulating pad with the shape looks adaptation of fixed disk.
4. The heat sink dedicated to a local heat generating point for an electrical apparatus according to claim 3, wherein the side plate has a trapezoidal shape, and the bottom plate has a width larger than that of the top plate.
5. The heat dissipation device special for the local heating point of the electrical equipment according to claim 1, wherein an exhaust passage is connected to an exhaust port of the fan, the exhaust passage has a predetermined taper, the tail end size of the exhaust passage is smaller than the connecting end size, a diversion trench is formed in the inner wall of the exhaust passage, and a filter screen is arranged at an exhaust port of the tail end of the exhaust passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311306985.6A CN117175405B (en) | 2023-10-10 | 2023-10-10 | Special heat abstractor of electrical equipment local heating point |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311306985.6A CN117175405B (en) | 2023-10-10 | 2023-10-10 | Special heat abstractor of electrical equipment local heating point |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117175405A CN117175405A (en) | 2023-12-05 |
| CN117175405B true CN117175405B (en) | 2024-04-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202311306985.6A Active CN117175405B (en) | 2023-10-10 | 2023-10-10 | Special heat abstractor of electrical equipment local heating point |
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2023
- 2023-10-10 CN CN202311306985.6A patent/CN117175405B/en active Active
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| CN117175405A (en) | 2023-12-05 |
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