CN214331240U - Cooling and heat dissipation device of fan coal mill bearing box - Google Patents
Cooling and heat dissipation device of fan coal mill bearing box Download PDFInfo
- Publication number
- CN214331240U CN214331240U CN202022433067.8U CN202022433067U CN214331240U CN 214331240 U CN214331240 U CN 214331240U CN 202022433067 U CN202022433067 U CN 202022433067U CN 214331240 U CN214331240 U CN 214331240U
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- Prior art keywords
- wall
- box
- cooling
- bearing
- oil
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- Withdrawn - After Issue
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- 238000001816 cooling Methods 0.000 title claims abstract description 80
- 239000003245 coal Substances 0.000 title claims abstract description 23
- 230000017525 heat dissipation Effects 0.000 title claims description 9
- 238000003466 welding Methods 0.000 claims abstract description 9
- 241000220317 Rosa Species 0.000 claims abstract description 4
- 238000005057 refrigeration Methods 0.000 claims description 12
- 239000004065 semiconductor Substances 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 10
- 239000007921 spray Substances 0.000 claims description 9
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 4
- 239000012535 impurity Substances 0.000 abstract description 4
- 238000005461 lubrication Methods 0.000 abstract 1
- 239000002826 coolant Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
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- Mounting Of Bearings Or Others (AREA)
Abstract
The utility model discloses a cooling heat abstractor of fan coal pulverizer bearing box, the power distribution box comprises a box body, the mounting hole has all been opened to box both sides outer wall, the welding of mounting hole inner wall has the mount pad, the mount pad inner wall rotates the switching to have the bearing, the welding of box top inner wall has the storage tube, the welding of storage tube bottom outer wall has the brush that the equidistance distributes, the inside cavity of brush, brush bottom outer wall intermediate position is provided with the shower nozzle, the welding of box top outer wall has the cooler bin, cooler bin one side outer wall is provided with the oil pipe that runs through box top outer wall, oil pipe end is connected with the storage tube, oil pipe is provided with control valve portion. The utility model discloses in, on the cooling oil that the shower nozzle in with the storage tube sprayed the bearing, cooled off the lubrication to the bearing, cooled down the bearing simultaneously, the brush paintd the cooling oil evenly, and impurity in the cooling oil is got rid of to the rose box, and temperature sensor monitors the temperature in the cooling box, avoids the too high influence cooling effect of cooling oil temperature, easy operation, extension bearing life.
Description
Technical Field
The utility model relates to a fan coal pulverizer technical field especially relates to a cooling heat abstractor of fan coal pulverizer bearing box.
Background
The fan-type coal mill is the main equipment of the direct-fired pulverized coal making system of the lignite-fired boiler in the thermal power plant, and can meet the requirements of pulverized coal making of the power boiler for chemical engineering and papermaking. The efficient coal pulverizing device integrates three functions of grinding, drying and conveying coal powder simultaneously. The bearing box and the bearing are core components of the coal mill, when equipment runs, a main shaft of the coal mill rotates at a high speed, the bearing of the bearing box can generate high heat in the working process, so that the temperature of the bearing box is continuously increased, the existing bearing box cannot be cooled and dissipated, and the service life of the bearing is shortened.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a cooling and heat dissipation device for a bearing box of a fan coal mill.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a cooling and heat dissipating device of a bearing box of a fan coal mill comprises a box body, wherein mounting holes are formed in the outer walls of two sides of the box body, a mounting seat is welded on the inner wall of each mounting hole, a bearing is rotationally connected to the inner wall of the mounting seat in a rotating mode, a storage pipe is welded on the inner wall of the top of the box body, brushes distributed equidistantly are welded on the outer wall of the bottom of the storage pipe, the brushes are hollow, a spray head is arranged in the middle of the outer wall of the bottom of each brush, a cooling box is welded on the outer wall of the top of the box body, cooling oil is contained in the cooling box, an oil pipe penetrating through the outer wall of the top of the box body is arranged on the outer wall of one side of the cooling box, the tail end of the oil pipe is connected with the storage pipe, a control valve is arranged on the outer wall of one side, away from the oil pipe, of the cooling box, connecting pipe is communicated with the bottom of the box body, oil pumps are installed on the connecting pipe, semiconductor refrigeration chips distributed equidistantly are arranged on the bottom of the cooling box, and semiconductor refrigeration chip one section is located inside the cooler bin, the cooler bin bottom outer wall is close to oil pump one side welding and has the mounting panel, and the mounting panel installs the heat dissipation fan, the welding of cooler bin bottom inner wall intermediate position has temperature sensor, and the cooler bin is close to oil pipe one side outer wall and has the attention device through bolted connection, box inner wall sliding connection has the rose box, and box and cooler bin outer wall all are provided with the observation window.
Preferably, the inner wall of the mounting seat is welded with a sealing ring, and the size of the sealing ring is matched with that of the mounting seat.
Preferably, the outer wall of the filter box is welded with a handle, the outer wall of the box body is provided with a slot, the slot is matched with the filter box, and the inner wall around the slot is provided with a sealing gasket.
Preferably, the inner wall of the box body is provided with a sliding chute, and the sliding chute is arranged along the sliding direction of the filter box.
Preferably, the outer walls of the two sides of the filter box are welded with sliding blocks, the sliding blocks are connected with the inner wall of the sliding groove in a sliding mode, and the length of each sliding block is smaller than the depth of the sliding groove.
Preferably, the temperature sensor is connected with a controller through a wire, and the controller is connected with the warning indicator through a wire.
The utility model has the advantages that:
1. in the utility model, the oil pipe guides the cooling oil in the cooling tank into the storage pipe, the spray head sprays the cooling oil in the storage pipe onto the bearing to cool and lubricate the bearing, and simultaneously cool the bearing, and the brush evenly coats the cooling oil on the outer wall of the bearing in the rotation process of the bearing, the filter box filters the cooling oil to remove impurities in the cooling oil, and the oil pump pumps the filtered cooling oil back into the cooling tank for recycling, thereby saving resources;
2. temperature sensor monitors the temperature in the cooling tank, and when the coolant oil in the cooling tank leads to self temperature rising because of absorbing the bearing heat, temperature sensor control attention device reminded, reminds the staff to cool down the coolant oil, and semiconductor refrigeration chip cools down the coolant oil, avoids the too high influence cooling effect of coolant oil temperature, compares with traditional device, easy operation, extension bearing life.
Drawings
Fig. 1 is a schematic sectional view of a cooling and heat dissipating device of a bearing housing of a fan coal mill according to the present invention;
fig. 2 is the utility model provides a cooling heat abstractor's of fan coal pulverizer bearing box positive structural schematic diagram.
In the figure: the device comprises a box body 1, a mounting seat 2, a bearing 3, a cooling box 5, a storage pipe 6, a hairbrush 7, a nozzle 8, an oil pump 9, a semiconductor refrigeration chip 10, a heat dissipation fan 11, a temperature sensor 12, a warning indicator 13, a filter box 14 and a sealing ring 15.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-2, a cooling and heat dissipating device of a bearing box of a fan coal mill comprises a box body 1, wherein mounting holes are formed in the outer walls of two sides of the box body 1, a mounting seat 2 is welded on the inner wall of each mounting hole, a bearing 3 is rotatably connected to the inner wall of each mounting seat 2 in a rotating manner, a storage pipe 6 is welded on the inner wall of the top of the box body 1, brushes 7 distributed at equal intervals are welded on the outer wall of the bottom of each storage pipe 6, each brush 7 is hollow, a spray head 8 is arranged in the middle of the outer wall of the bottom of each brush 7, a cooling box 5 is welded on the outer wall of the top of the box body 1, cooling oil is contained in each cooling box 5, an oil pipe penetrating through the outer wall of the top of the box body 1 is arranged on the outer wall of one side of each cooling box 5, the tail end of each oil pipe is connected with the corresponding storage pipe 6, each oil pipe is provided with a control valve, the oil pipe guides the cooling oil in the cooling box 5 into the corresponding storage pipe 6, and the corresponding spray head 8 sprays the cooling oil in the corresponding storage pipe 6 onto the bearing 3, cooling and lubricating the bearing 3, simultaneously cooling the bearing 3, and uniformly coating cooling oil on the outer wall of the bearing 3 by the brush 7 in the rotating process of the bearing 8, wherein the outer wall of one side of the cooling box 5, which is far away from the oil pipe, is provided with a connecting pipe, the connecting pipe is introduced into the bottom of the box body 1, the connecting pipe is provided with an oil pump 9, the bottom of the cooling box 5 is provided with semiconductor refrigeration chips 10 which are distributed equidistantly, one section of the semiconductor refrigeration chip 10 is positioned inside the cooling box 5, the outer wall of the bottom of the cooling box 5, which is close to one side of the oil pump 9, is welded with a mounting plate, the mounting plate is provided with a heat dissipation fan 11, the semiconductor refrigeration chip 10 cools the cooling oil, the cooling effect is avoided from being influenced by overhigh temperature of the cooling oil, the heat dissipation fan 11 rotates to cool the semiconductor refrigeration chip 10, a temperature sensor 12 is welded at the middle position of the inner wall of the bottom of the cooling box 5, and the outer wall of one side, which is close to the oil pipe, is connected with an alarm 13 through a bolt, the temperature sensor 12 is connected with a controller through a lead, the controller is connected with an alarm 13 through a lead, the temperature sensor 12 monitors the temperature in the cooling box 5, when the temperature of the cooling oil in the cooling box 5 rises due to the heat of the absorption bearing 3, the temperature sensor 12 controls the alarm 13 to prompt a worker to cool the cooling oil, the inner wall of the box body 1 is connected with a filter box 14 in a sliding way, the outer walls of the box body 1 and the cooling box 5 are both provided with observation windows, the outer wall of the filter box 14 is welded with a handle, the outer wall of the box body 1 is provided with a slot, the slot is matched with the filter box 14, the inner walls around the slot are both provided with sealing gaskets, the inner wall of the box body 1 is provided with a sliding groove which is arranged along the sliding direction of the filter box 14, the outer walls at two sides of the filter box 14 are both welded with sliders, and the sliders are connected with the inner wall of the sliding groove in a sliding way, slider length is less than the spout degree of depth, and rose box 14 filters the coolant oil, gets rid of the impurity in the coolant oil, and oil pump 9 recycles in will filtering the coolant oil pump 5, resources are saved, 2 inner wall welding of mount pad have sealing washer 15, and sealing washer 15 size and 2 size looks adaptations of mount pad.
The working principle is as follows: in the utility model, the oil pipe guides the cooling oil in the cooling box 5 into the storage pipe 6, the spray head 8 sprays the cooling oil in the storage pipe 6 onto the bearing 3 to cool and lubricate the bearing 3 and cool the bearing 3 simultaneously, the brush 7 evenly coats the cooling oil on the outer wall of the bearing 3 in the rotation process of the bearing 8, the filter box 14 filters the cooling oil to remove impurities in the cooling oil, the oil pump 9 pumps the filtered cooling oil back into the cooling box 5 for recycling, thereby saving resources, the temperature sensor 12 monitors the temperature in the cooling box 5, when the temperature of the cooling oil in the cooling box 5 rises due to the heat absorption of the bearing 3, the temperature sensor 12 controls the warning device 13 to prompt and remind a worker to cool the cooling oil, at the moment, the semiconductor refrigeration chip 10 is started to cool the cooling oil, thereby avoiding the effect of cooling oil due to overhigh temperature, and heat dissipation fan 11 rotates and cools down semiconductor refrigeration chip 10, compares with traditional device, easy operation, extension bearing 3 life.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The cooling and heat dissipating device of the bearing box of the fan coal mill comprises a box body (1) and is characterized in that mounting holes are formed in the outer walls of the two sides of the box body (1), a mounting seat (2) is welded to the inner wall of each mounting hole, a bearing (3) is rotatably connected to the inner wall of each mounting seat (2), a storage pipe (6) is welded to the inner wall of the top of the box body (1), brushes (7) distributed at equal intervals are welded to the outer wall of the bottom of each storage pipe (6), each brush (7) is hollow inside, a spray head (8) is arranged in the middle of the outer wall of the bottom of each brush (7), a cooling box (5) is welded to the outer wall of the top of the box body (1), cooling oil is contained inside the cooling box (5), an oil pipe penetrating through the outer wall of the top of the box body (1) is arranged on the outer wall of one side of the cooling box (5), the tail end of the oil pipe is connected with the storage pipes (6), and is provided with a control valve, oil pipe one side outer wall is kept away from in cooler bin (5) and the connecting pipe lets in box (1) bottom, and oil pump (9) are installed to the connecting pipe, cooler bin (5) bottom is provided with semiconductor refrigeration chip (10) that the equidistance distributes, and inside semiconductor refrigeration chip (10) one section is located cooler bin (5), cooler bin (5) bottom outer wall is close to oil pump (9) one side welding and has the mounting panel, and the mounting panel installs heat dissipation fan (11), cooler bin (5) bottom inner wall intermediate position welding has temperature sensor (12), and cooler bin (5) are close to oil pipe one side outer wall and have attention device (13) through bolted connection, box (1) inner wall sliding connection has rose box (14), and box (1) and cooler bin (5) outer wall all are provided with the observation window.
2. The cooling and heat dissipating device for the bearing box of the fan coal mill is characterized in that a sealing ring (15) is welded on the inner wall of the mounting seat (2), and the size of the sealing ring (15) is matched with that of the mounting seat (2).
3. The cooling and heat dissipating device for the bearing box of the fan coal mill as claimed in claim 1, wherein the outer wall of the filter box (14) is welded with a handle, the outer wall of the box body (1) is provided with a slot, the slot is matched with the filter box (14), and the peripheral inner wall of the slot is provided with a sealing gasket.
4. The cooling and heat dissipating device for the bearing box of the fan coal mill according to claim 1, wherein the inner wall of the box body (1) is provided with a sliding groove, and the sliding groove is arranged along the sliding direction of the filter box (14).
5. The cooling and heat dissipating device for the bearing box of the fan coal mill as claimed in claim 1, wherein sliding blocks are welded to the outer walls of both sides of the filter box (14), the sliding blocks are slidably connected to the inner wall of the sliding groove, and the length of the sliding blocks is smaller than the depth of the sliding groove.
6. The cooling and heat dissipating device for the bearing box of the fan coal mill as claimed in claim 1, wherein the temperature sensor (12) is connected with a controller through a wire, and the controller is connected with the alarm (13) through a wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022433067.8U CN214331240U (en) | 2020-10-28 | 2020-10-28 | Cooling and heat dissipation device of fan coal mill bearing box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022433067.8U CN214331240U (en) | 2020-10-28 | 2020-10-28 | Cooling and heat dissipation device of fan coal mill bearing box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214331240U true CN214331240U (en) | 2021-10-01 |
Family
ID=77893776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022433067.8U Withdrawn - After Issue CN214331240U (en) | 2020-10-28 | 2020-10-28 | Cooling and heat dissipation device of fan coal mill bearing box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214331240U (en) |
-
2020
- 2020-10-28 CN CN202022433067.8U patent/CN214331240U/en not_active Withdrawn - After Issue
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20211001 Effective date of abandoning: 20231205 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20211001 Effective date of abandoning: 20231205 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |