CN220082048U - Oil immersed chain transmission assembly - Google Patents
Oil immersed chain transmission assembly Download PDFInfo
- Publication number
- CN220082048U CN220082048U CN202321672106.7U CN202321672106U CN220082048U CN 220082048 U CN220082048 U CN 220082048U CN 202321672106 U CN202321672106 U CN 202321672106U CN 220082048 U CN220082048 U CN 220082048U
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- CN
- China
- Prior art keywords
- oil
- oil box
- transmission assembly
- chain
- chains
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 19
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 11
- 235000014121 butter Nutrition 0.000 claims description 12
- 238000012423 maintenance Methods 0.000 abstract description 20
- 239000002893 slag Substances 0.000 abstract description 20
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000007789 sealing Methods 0.000 abstract description 4
- 230000002159 abnormal effect Effects 0.000 abstract description 3
- 238000005461 lubrication Methods 0.000 abstract description 3
- 230000000737 periodic effect Effects 0.000 abstract description 3
- 238000007654 immersion Methods 0.000 abstract description 2
- 238000002347 injection Methods 0.000 abstract description 2
- 239000007924 injection Substances 0.000 abstract description 2
- 229910000831 Steel Inorganic materials 0.000 description 7
- 239000010959 steel Substances 0.000 description 7
- 239000000428 dust Substances 0.000 description 4
- 230000002035 prolonged effect Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 239000003245 coal Substances 0.000 description 2
- 239000000571 coke Substances 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010884 boiler slag Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Drying Of Solid Materials (AREA)
Abstract
The utility model aims to solve the technical problem of providing an oil immersed chain transmission assembly, which is characterized in that an oil box is used for sealing and surrounding a driving sprocket and a driven sprocket, so that oil immersion of double rows of chains is realized, real-time online lubrication of the double rows of chains is realized, frequent periodic work of frequent chain oil injection maintenance is avoided, meanwhile, abnormal production accidents caused by shutdown of a slag drier due to in-place exercise of the chain maintenance are greatly reduced, the oil immersed chain transmission assembly comprises the driving sprocket connected with an output shaft of a motor, the driven sprocket connected with an input shaft of a speed reducer and an oil box, the driving sprocket and the driven sprocket are coaxially distributed side by side, the driving sprocket and the driven sprocket are driven by the double rows of chains, the driving sprocket, the driven sprocket and the double rows of chains are positioned in the oil box, and oil capable of immersing the double rows of chains is contained in the oil box.
Description
Technical Field
The utility model belongs to the technical field of power plant equipment lubrication, in particular to rotating equipment of a pulverized coal boiler slag removal system, and particularly relates to an oil immersed chain transmission assembly.
Background
The slag discharging system is an important system for the operation of a power plant in a thermal power generation enterprise, and the selection of a slag drier is wider and wider along with the improvement of environmental protection requirements and economy; the steel belt of the slag drier is driven by a motor to rotate through a speed reducer. Under the general condition, the motor is connected with the speed reducer through the coupler, but when the slag drier is used, the coke blocks in the hearth directly fall into the steel belt, so that the steel belt vibrates greatly, and the coupler is easily worn by adopting the coupler connection. Therefore, the skilled person thinks that the chain wheel type chain connection is adopted, the vibration resistance is strong, and the service life of equipment is prolonged. In the operation process, because the steel belt runs under heavy load for a long time and the chain runs in a slag dust environment, the chain needs to be manually smeared with butter for maintenance, and if the maintenance is not timely, the abrasion and the breakage of the steel belt and the chain are easily caused. Frequent breakage affects the safe and stable operation of the entire slag tapping system, thereby severely affecting the long-term operation of the boiler.
Disclosure of Invention
The technical problem to be solved by the utility model is to provide the oil immersed chain transmission assembly, wherein the driving chain wheel and the driven chain wheel are enclosed by the oil box in a sealing way, so that oil immersion of double rows of chains is realized, real-time online lubrication of the double rows of chains is realized, frequent periodic work of frequent oil injection maintenance of the chains is avoided, and meanwhile, abnormal production accidents caused by shutdown of a slag drier due to in-place exercise of the maintenance of the chains are greatly reduced.
The utility model is realized by the following technical scheme:
an oil immersed chain transmission assembly comprises a driving sprocket connected with an output shaft of a motor, a driven sprocket connected with an input shaft of a speed reducer and an oil box,
the driving chain wheel and the driven chain wheel are coaxially distributed side by side, the driving chain wheel and the driven chain wheel are driven by double rows of chains,
the driving sprocket, the driven sprocket and the double-row chains are positioned in the oil box, and the oil box is filled with oil capable of immersing the double-row chains.
Further, the oil box is of a circular cavity structure, and shaft holes matched with the motor output shaft and the speed reducer input shaft are respectively formed in the left side wall and the right side wall of the oil box.
Further, the liquid level of the oil in the oil box is lower than the position of the shaft hole.
Further, connecting columns fixedly connected with the frame are arranged at the front and rear positions of the outer side of the oil box.
Furthermore, the top of the oil box is provided with an oil filling port, and the bottom of the oil box is provided with a plunger type oil exchanging port.
Furthermore, the oil box is formed by splicing an upper semicircular cavity piece and a lower semicircular cavity piece.
Further, the oil in the oil box is butter.
Compared with the prior art, the utility model has the following beneficial effects:
1. the driving chain wheel and the driven chain wheel are sealed and surrounded by the oil box, firstly, the chain transmission device is sealed, and pollution caused by equipment with more surrounding slag dust is reduced; secondly, the oil box is added with oil, so that double rows of chains can be soaked in the oil for a long time, the chain breaking accident caused by untimely butter adding of maintenance personnel is prevented, the purpose of continuous operation and online maintenance of the slag drier can be realized, frequent periodic work of frequent chain oiling maintenance is avoided, meanwhile, the abnormal production accident of the shutdown of the slag drier caused by in-place exercise of the chain maintenance is greatly reduced, and the operation maintenance period of the chain of the slag drier is prolonged from half a month to three months;
2. the double rows of chains realize the transmission of the driving sprocket and the driven sprocket, so that the structure is compact, the occupied space is small, and the driving sprocket, the driven sprocket and the chains can be completely sealed in the oil box, thereby avoiding the pollution caused by slag dust;
3. the liquid level of the oil in the oil box is lower than the position of the shaft hole, so that the oil is prevented from overflowing through the shaft hole, and the waste of the oil and the pollution to the outside are avoided;
4. the top of the oil box is provided with an oil filling port, the bottom of the oil box is provided with a plunger type oil exchanging port, and when the oil quality is bad, real-time online replacement is carried out;
5. the maintenance work of the chain type transmission equipment is carried out by the utility model, so that the full-period maintenance of the chain type equipment is realized, the equipment wear degree is reduced, the equipment service period is prolonged, and the stability of the whole system is improved. The frequent operation of chain oiling maintenance is reduced, and the production safety coefficient is improved.
Drawings
FIG. 1 is a front view of an oil immersed chain drive assembly according to the present utility model;
FIG. 2 is a side cross-sectional view of an oil immersed chain drive assembly according to the present utility model;
in the figure: 1. driving sprocket, 2, driven sprocket, 3, double row chain, 4, oil box, 5, motor, 6, speed reducer, 7, spliced pole, 8, oiling mouth, 9, plunger type oil change mouth, 10, butter.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the utility model, it should be understood that the terms "front," "rear," "upper," "lower," "left," "right," and the like indicate an orientation or a positional relationship based on that shown in the drawings, and are merely for convenience in describing the utility model and simplifying the description, and do not indicate or imply that the device or element in question must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model.
Because the pulverized coal furnace is mixed with the semi-coke to produce the harder slag, the boiler often uses a sealed dry slag discharging system because of environmental protection, when the boiler load is high and the slag amount is large, the running load of a steel belt of a slag drying machine is large, the chain carrying load between a steel belt motor and a speed reducer is simultaneously increased, and the original design is that a maintenance worker regularly smears butter on the chain for maintenance, so that a certain frequent operation safety risk and a production risk caused by insufficient maintenance exist; the present embodiment thus discloses an oil-immersed chain transmission assembly, as shown in fig. 1-2, comprising a driving sprocket 1, a driven sprocket 2, a double row chain 3 and an oil box 4. The driving sprocket 1 is assembled on the output shaft of the motor 5 through a flat key, and the driven sprocket 2 is assembled on the output shaft of the speed reducer 6 through a flat key. The driving sprocket 1 and the driven sprocket 2 are distributed side by side in the same axial center, a certain gap is reserved between the driving sprocket 1 and the driven sprocket 2, and the driving sprocket 1 and the driven sprocket 2 are driven through double rows of chains 3.
The oil box 4 is of a circular cavity structure, and for convenience in manufacturing and installation, the oil box 4 is formed by splicing an upper semicircular cavity piece and a lower semicircular cavity piece which are made of stainless steel through a sealing ring and a bolt assembly. The left and right side walls of the oil box 4 are respectively provided with shaft holes matched with the output shaft of the motor and the input shaft of the speed reducer. When the oil box 4 is assembled, the driving sprocket 1, the driven sprocket 2 and the double row chain 3 are located in the oil box 4. The front and back positions of the outer side of the oil box 4 are provided with connecting columns 7, and the connecting columns 7 can be fixedly connected with the frame or the ground to ensure that the oil box 4 is fixed.
The top of the oil box 4 is provided with an oil filling port 8, the bottom is provided with a plunger type oil exchanging port 9, butter 10 is added into the oil box 4 through the oil filling port, the butter 10 liquid level in the oil box 4 is lower than the position of the shaft hole, and the double-row chain 3 can be immersed in butter.
By the improvement of the utility model, firstly, the chain transmission assembly is sealed, so that the pollution caused by equipment with more surrounding slag dust is reduced; secondly, butter is added into the oil box 4, so that the double rows of chains 3 can be soaked in the butter sealing box for a long time, and the chain breaking accident caused by untimely butter adding of maintenance personnel is prevented. And the overflow holes and the replacement oil ports are arranged, so that the purpose of on-line maintenance of the slag drier without stopping operation can be realized, and the running maintenance period of the chain of the slag drier is prolonged from half a month to three months.
Claims (7)
1. An oil immersed chain transmission assembly is characterized by comprising a driving sprocket connected with an output shaft of a motor, a driven sprocket connected with an input shaft of a speed reducer and an oil box,
the driving chain wheel and the driven chain wheel are coaxially distributed side by side, the driving chain wheel and the driven chain wheel are driven by double rows of chains,
the driving sprocket, the driven sprocket and the double-row chains are positioned in the oil box, and the oil box is filled with oil capable of immersing the double-row chains.
2. The oil immersed chain transmission assembly according to claim 1, wherein the oil box is of a circular cavity structure, and shaft holes matched with an output shaft of a motor and an input shaft of a speed reducer are respectively formed in the left side wall and the right side wall of the oil box.
3. The oil immersed chain transmission assembly according to claim 2, wherein the oil level in the oil box is lower than the position of the shaft hole.
4. The oil immersed chain transmission assembly according to claim 2, wherein connecting columns fixedly connected with the frame are arranged at the front-rear positions of the outer side of the oil box.
5. The oil immersed chain transmission assembly according to claim 2, wherein the top of the oil box is provided with an oil filling port, and the bottom is provided with a plunger type oil exchanging port.
6. The oil immersed chain transmission assembly according to claim 2, wherein the oil box is formed by splicing an upper semicircular cavity piece and a lower semicircular cavity piece.
7. The oil immersed chain transmission assembly according to any one of claims 1-6, wherein the oil contained in the oil box is butter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321672106.7U CN220082048U (en) | 2023-06-29 | 2023-06-29 | Oil immersed chain transmission assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321672106.7U CN220082048U (en) | 2023-06-29 | 2023-06-29 | Oil immersed chain transmission assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220082048U true CN220082048U (en) | 2023-11-24 |
Family
ID=88832997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321672106.7U Active CN220082048U (en) | 2023-06-29 | 2023-06-29 | Oil immersed chain transmission assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220082048U (en) |
-
2023
- 2023-06-29 CN CN202321672106.7U patent/CN220082048U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |