Dense medium shallow slot sorting machine transmission device with rear end antifriction chain wheel
By introducing the rear-end friction reduction sprocket into the transmission device of the heavy-interference shallow groove sorter, and using the chain transmission method of chain and sprocket, the serious chain wear during the transmission process is solved, extending the equipment life and reducing maintenance costs.
Patent Information
- Application Number
- CN202422497042.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-10-16
- Publication Date
- 2025-08-01
- Estimated Expiration
- 2034-10-16
AI Technical Summary
During the transmission process, the rear groove body track of the traditional heavy-interference shallow groove sorter is subjected to severe wear and tear due to the heavy chain bend, which shortens the equipment life and increases maintenance costs.
The rear-end friction reducing sprocket is introduced into the transmission device, and the chain transmission method of chain and sprocket is used to replace the traditional chain and slide sliding transmission. The position of the driving wheel is changed and combined with the synchronous chain setting.
Reduces the wear of the chain, extends the service life of the equipment, reduces the replacement of easily worn parts, reduces the cost of consumables, and improves the stability and safety of the equipment.
Smart Images
Figure CN223178092U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of sorting machine transmission equipment, in particular to a heavy medium shallow trough sorting machine transmission device with a rear-end friction-reducing sprocket. Background Technique
[0002] At present, the heavy medium shallow trough sorting machine is generally used in the coal mine industry in China to separate coal and gangue. Its main components include sprockets, chains and wear-resistant linings, etc. Among them, due to the structural design defects and working environment of the trough track at the rear end, the following problems often occur during use: The traditional transmission device only contains one driving wheel and is located at the front end of the transmission device, which easily causes the chain to be subjected to greater traction when it travels to the rear turning point during the transmission process, and then there is a greater friction force with the track, resulting in relatively serious wear and tear, greatly shortening the service life of the equipment, and then causing the factory to need to frequently stop the machine to replace the equipment, seriously reducing the production efficiency and greatly increasing the equipment maintenance cost.
[0003] Therefore, in order to solve the above problems, the utility model provides a heavy medium shallow trough sorting machine transmission device with a rear-end friction-reducing sprocket. Content of the Utility Model
[0004] In order to overcome the deficiencies of the above-mentioned prior art, the utility model provides a heavy medium shallow trough sorting machine transmission device with a rear-end friction-reducing sprocket. The specific technical solutions are as follows:
[0005] A heavy medium shallow trough sorting machine transmission device with a rear-end friction-reducing sprocket is used for being installed on the side plate of the heavy medium shallow trough sorting machine, and includes a driving wheel, a driven wheel, a redirecting wheel, two supporting wheels and a main chain; tracks are arranged at the bottom of the side plate and the upward-sloping section at the front end of the side plate; the driving wheel is located at the upper part of the rear end of the side plate, the driven wheel is located at the upper part of the front end of the side plate and above the front end of the track; the redirecting wheel is located at the rear end of the track; the two supporting wheels are arranged between the driving wheel and the driven wheel; a tensioning wheel is arranged between the driving wheel and the redirecting wheel; the driving wheel, the supporting wheels, the driven wheel, the track, the redirecting wheel and the tensioning wheel are sequentially connected by the main chain for transmission.
[0006] Preferably, the track includes an upper track and a lower track, and a through-track gap is arranged between the upper track and the lower track; the main chain passes through the through-track gap and is slidably connected with the upper track and the lower track.
[0007] Preferably, the redirecting wheel or tensioning wheel is fixed to the side plate through a first bearing seat; the redirecting wheel and the tensioning wheel have the same structure, including a first wheel axle and a first sprocket; the first wheel axle is rotatably connected to the bearing in the first bearing seat; the first sprocket is mounted on the first wheel axle through a first flange; the first flange is fixedly connected to the first wheel axle through bolts; the redirecting wheel or tensioning wheel is engaged with the main chain through the first sprocket.
[0008] Preferably, the driving wheel is equipped with a driving motor, and the driving wheel is driven to rotate by the rotation of the output shaft of the driving motor.
[0009] It is also preferred that the driving wheel or the driven wheel is fixed to the side plate through a second bearing seat; the driving wheel and the driven wheel have the same structure, including a second wheel axle, a first sprocket and a second sprocket; wherein, one end of the second wheel axle located on one side of the driving wheel is rotatably connected to the bearing in the corresponding second bearing seat, and the other end is fixedly connected to the output shaft of the driving motor; the second wheel axle located on one side of the driven wheel is rotatably connected to the bearing in the corresponding second bearing seat; the first sprocket and the second sprocket are both mounted on the second wheel axle through a second flange; the second flange is fixedly connected to the second wheel axle by bolts; the driving wheel or the driven wheel is meshed with the main chain through the first sprocket; the driving wheel or the driven wheel is meshed with the second synchronous chain through the second sprocket.
[0010] It is also preferred that the supporting wheel is fixed to the side plate through a third bearing seat; the supporting wheel includes a third wheel axle, a first sprocket, a second sprocket and a third sprocket; the third wheel axle is rotatably connected to the bearing in the third bearing seat; the first sprocket, the second sprocket and the third sprocket are all mounted on the third wheel axle through a third flange; the third flange is fixedly connected to the third wheel axle through bolts; the supporting wheel is meshed with the main chain through the first sprocket; the supporting wheel is meshed with the second synchronous chain through the second sprocket; the supporting wheel is meshed with the first synchronous chain through the third sprocket.
[0011] Further preferably, the two supporting wheels are connected to each other through a first synchronous chain; and the driving wheel or the driven wheel is connected to the adjacent supporting wheels through a second synchronous chain.
[0012] Still further preferably, the tops of the driving wheel, the driven wheel and the two supporting wheels are flush and have the same outer diameter; the bottom of the redirecting wheel is flush with the rail gap of the track.
[0013] More preferably, the sizes of the driving wheel, supporting wheel, driven wheel, redirecting wheel and tensioning wheel, as well as the number of supporting wheels, are all set according to the actual size of the heavy medium shallow trough separator.
[0014] The beneficial effects of the utility model are:
[0015] The utility model changes the position of the driving wheel of the traditional sorting machine transmission device and combines the setting of the synchronous chain, changing the sliding transmission mode between the traditional chain and the slideway to the chain drive mode between the chain and the sprocket, effectively reducing the tension on the chain during the transmission process, reducing the wear during the working process, and prolonging the service life of the equipment; on the one hand, it reduces the replacement times of easily worn parts, reduces the consumable cost, and reduces the labor intensity of workers; on the other hand, it also reduces the potential safety hazards during production and improves the stability of the equipment operation. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] The attached drawings forming part of this application are used to provide a further understanding of this application and do not unduly limit this application.
[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;
[0018] Figure 2 It is a schematic diagram of the structure of the redirecting wheel and the tensioning wheel in the utility model;
[0019] Figure 3 It is a schematic diagram of the structure of the driving wheel and the driven wheel in the utility model;
[0020] Figure 4 It is a schematic diagram of the structure of the supporting wheel in the utility model;
[0021] In the figure, 1 - driving wheel; 2 - supporting wheel; 3 - driven wheel; 4 - redirecting wheel; 5 - tensioning wheel; 6 - main chain; 7 - first synchronous chain; 8 - second synchronous chain; 9 - side plate; 91 - first bearing seat; 92 - second bearing seat; 93 - third bearing seat; 10 - track; 11 - first sprocket; 12 - second sprocket; 13 - third sprocket; 14 - first wheel shaft; 141 - first flange; 15 - second wheel shaft; 151 - second flange; 16 - third wheel shaft; 161 - third flange. DETAILED DESCRIPTION OF THE EMBODIMENTS
[0022] The specific embodiments of a heavy medium shallow - trough separator transmission device with a rear - end friction - reducing sprocket provided by the utility model are further described in combination with the attached drawings and embodiments.
[0023] As Figure 1 shown, a heavy medium shallow - trough separator transmission device with a rear - end friction - reducing sprocket is used for installation on the side plate 9 of the heavy medium shallow - trough separator, and specifically includes a driving wheel 1, a driven wheel 3, a redirecting wheel 4, two supporting wheels 2, and a main chain 6.
[0024] Preferably, tracks 10 are provided at the bottom of the side plate 9 and the upwardly inclined section at the front end of the side plate 9; the track 10 includes an upper track and a lower track, and a through-track gap is provided between the upper track and the lower track, and the main chain 6 passes through the through-track gap and is slidably connected to the upper track and the lower track.
[0025] Specifically, the driving wheel 1 is located at the upper part of the rear end of the side plate 9; the driven wheel 3 is located at the upper part of the front end of the side plate 9 and above the front end of the track 10; the redirecting wheel 4 is located at the rear end of the track 10, and the driving wheel 1 is located on the front side close to the upper part of the redirecting wheel 4; two supporting wheels 2 are arranged side by side between the driving wheel 1 and the driven wheel 3. In addition, in order to prevent the occurrence of chain derailment during transmission, a tensioning wheel 5 is provided between the driving wheel 1 and the redirecting wheel 4, and the vertical position of the tensioning wheel 5 is located between the vertical positions of the driving wheel 1 and the redirecting wheel 4; the driving wheel 1, the supporting wheels 2, the driven wheel 3, the track 10, the redirecting wheel 4, and the tensioning wheel 5 are sequentially connected by a main chain 6 for transmission connection.
[0026] Preferably, the redirecting wheel 4 or the tensioning wheel 5 is fixed to the side plate 9 through a first bearing seat 91; the driving wheel 1 or the driven wheel 3 is fixed to the side plate 9 through a second bearing seat 92; both of the two supporting wheels 2 are fixed to the side plate 9 through a third bearing seat 93.
[0027] As Figure 2 shown, the redirecting wheel 4 and the tensioning wheel 5 have the same structure but different sizes, and both include a first wheel shaft 14 and a first sprocket 11; the first wheel shaft 14 is rotatably connected to a bearing in the first bearing seat 91; the first sprocket 11 is sleeved on the first wheel shaft 14 through a first flange 141 and the first flange 141 is fixedly connected to the first wheel shaft 14 by bolts; the redirecting wheel 4 or the tensioning wheel 5 is meshed with the main chain 6 through the first sprocket 11.
[0028] As Figure 3As shown, the driving wheel 1 and the driven wheel 3 have the same structure and size, the only difference being that the driven wheel 3 is not provided with a drive motor. Specifically, the driving wheel 1 or the driven wheel 3 each includes a second wheel shaft 15, a first sprocket 11, and a second sprocket 12. The driving wheel 1 is equipped with a drive motor, and one end of the second wheel shaft 15 located on one side of the driving wheel 1 is rotatably connected to a bearing in a corresponding second bearing seat 92, and the other end is fixedly connected to the output shaft of the drive motor. The driving wheel 1 is driven to rotate by the rotation of the output shaft of the drive motor. The second wheel shaft 15 located on one side of the driven wheel 3 is rotatably connected to a bearing in a corresponding second bearing seat 92. The first sprocket 11 and the second sprocket 12 are both mounted on the second wheel shaft 15 via a second flange 151, and the second flange 151 is fixedly connected to the second wheel shaft 15 via bolts. The driving wheel 1 or the driven wheel 3 is meshed with the main chain 6 via the first sprocket 11. The driving wheel 1 or the driven wheel 3 is meshed with the second synchronous chain 8 via the second sprocket 12.
[0029] like Figure 4 As shown, the supporting wheel 2 includes a third wheel shaft 16, a first sprocket 11, a second sprocket 12 and a third sprocket 13; the third wheel shaft 16 is rotatably connected to the bearing in the third bearing seat 93; the first sprocket 11, the second sprocket 12 and the third sprocket 13 are all mounted on the third wheel shaft 16 through a third flange 161 and the third flange 161 is fixedly connected to the third wheel shaft 16 through bolts; the supporting wheel 2 is engaged with the main chain 6 through the first sprocket 11; the supporting wheel 2 is engaged with the second synchronous chain 8 through the second sprocket 12; the supporting wheel 2 is engaged with the first synchronous chain 7 through the third sprocket 13.
[0030] Further preferably, the two supporting wheels 2 are connected to each other through a first synchronous chain 7 ; and the driving wheel 1 or the driven wheel 3 is connected to its adjacent supporting wheel 2 through a second synchronous chain 8 .
[0031] It is further preferred that, in order to ensure the stability of the transmission device, the tops of the driving wheel 1 , the driven wheel 3 and the two supporting wheels 2 are flush and have equal outer diameters; and the bottom of the redirecting wheel 4 is flush with the rail gap of the track 10 .
[0032] It is worth noting that the sizes of the driving wheel 1, supporting wheel 2, driven wheel 3, redirecting wheel 4 and tensioning wheel 5, the number of supporting wheels 2 and the number of synchronous chains can all be set according to the actual size of the heavy medium shallow trough separator, which is more flexible.
[0033] The utility model changes the position of the driving wheel of the traditional sorting machine transmission device and combines the setting of the synchronous chain, changing the sliding transmission mode between the traditional chain and the slideway into the chain drive mode between the chain and the sprocket, effectively reducing the tension on the chain during the transmission process, reducing the wear during the working process, and prolonging the service life of the equipment. On the one hand, it reduces the replacement frequency of easily worn parts, reduces the consumable cost, and reduces the labor volume of workers; on the other hand, it also reduces the potential safety hazards in production and improves the stability of equipment operation.
[0034] In the utility model, terms such as "upper", "lower", "bottom", "top", etc. indicate the orientation or position relationship based on the orientation or position relationship shown in the drawings. They are only relationship words determined for the convenience of describing the structural relationship of each component or element of the utility model, and do not specifically refer to the components or elements of the utility model, and should not be construed as a limitation to the utility model. Terms such as "connected" and "connected to" should be understood in a broad sense, which can mean a fixed connection, an integral connection or a detachable connection; it can be directly connected or indirectly connected through an intermediate medium. For relevant scientific research or technical personnel in this field, the specific meanings of the above terms in the utility model can be determined according to specific circumstances, and should not be construed as a limitation to the utility model.
[0035] Certainly, the above description is not a limitation to the utility model, and the utility model is not limited to the above examples. Changes, modifications, additions or substitutions made by technical personnel in this technical field within the substantial scope of the utility model should also fall within the protection scope of the utility model.
Claims
1. A drive device for a heavy medium shallow trough separator with a rear-end antifriction sprocket, which is used to be installed on the side plate of the heavy medium shallow trough separator, and is characterized in that, It includes a driving wheel, a driven wheel, a redirecting wheel, two supporting wheels and a main chain; the bottom of the side plate and the upward inclined section at the front end of the side plate are both provided with tracks; The driving wheel is located at the upper part of the rear end of the side plate; the driven wheel is located at the upper part of the front end of the side plate and above the front end of the track; the redirecting wheel is located at the rear end of the track; The two supporting wheels are arranged between the driving wheel and the driven wheel; a tensioning wheel is arranged between the driving wheel and the redirecting wheel; The driving wheel, the supporting wheel, the driven wheel, the track, the redirecting wheel and the tensioning wheel are sequentially connected through a main chain transmission.
2. The heavy medium shallow trough separator drive device with a rear-end antifriction sprocket according to claim 1, characterized in that, The track includes an upper track and a lower track, and a track gap is provided between the upper track and the lower track; The main chain passes through the rail gap and is slidably connected with the upper rail and the lower rail.
3. The heavy medium shallow trough separator drive device with a rear-end antifriction sprocket according to claim 1, characterized in that The redirecting wheel or tensioning wheel is fixed to the side plate via a first bearing seat; The redirecting wheel and the tensioning wheel have the same structure, including a first wheel shaft and a first sprocket; the first wheel shaft is rotatably connected to the bearing in the first bearing seat; the first sprocket is sleeved on the first wheel shaft through a first flange; the first flange is fixedly connected to the first wheel shaft by bolts; The redirecting wheel or the tensioning wheel is engaged with the main chain through the first sprocket.
4. The heavy medium shallow trough separator drive device with a rear-end antifriction sprocket according to claim 3, characterized in that, The driving wheel is equipped with a driving motor, and the driving wheel is driven to rotate by the rotation of the output shaft of the driving motor.
5. The heavy medium shallow trough separator drive device with a rear-end antifriction sprocket according to claim 4, characterized in that, The driving wheel or the driven wheel is fixed to the side plate via a second bearing seat; The driving wheel and the driven wheel have the same structure, including a second wheel shaft, a first sprocket and a second sprocket; One end of the second wheel shaft located on one side of the driving wheel is rotatably connected to the bearing in the corresponding second bearing seat, and the other end is fixedly connected to the output shaft of the driving motor; The second wheel shaft located on one side of the driven wheel is rotatably connected to the bearing in the corresponding second bearing seat; The first sprocket and the second sprocket are both mounted on the second axle via a second flange; the second flange is fixedly connected to the second axle via bolts; The driving wheel or the driven wheel is engaged with the main chain through the first sprocket; the driving wheel or the driven wheel is engaged with the second synchronous chain through the second sprocket.
6. The heavy medium shallow trough separator drive device with a rear-end antifriction sprocket according to claim 5, characterized in that, The supporting wheel is fixed to the side plate via a third bearing seat; The supporting wheel includes a third wheel shaft, a first sprocket, a second sprocket and a third sprocket; the third wheel shaft is rotatably connected to the bearing in the third bearing seat; the first sprocket, the second sprocket and the third sprocket are all mounted on the third wheel shaft through a third flange; the third flange is fixedly connected to the third wheel shaft by bolts; The supporting wheel is engaged with the main chain through the first sprocket; the supporting wheel is engaged with the second synchronous chain through the second sprocket; the supporting wheel is engaged with the first synchronous chain through the third sprocket.
7. The heavy medium shallow trough separator drive device with a rear-end antifriction sprocket according to claim 6, characterized in that, The two supporting wheels are connected via a first synchronous chain transmission; The driving wheel or the driven wheel is connected to the adjacent supporting wheel through a second synchronous chain.
8. The heavy medium shallow trough separator drive device with a rear-end antifriction sprocket according to claim 2, characterized in that, The tops of the driving wheel, the driven wheel and the two supporting wheels are flush and have the same outer diameter; the bottom of the redirecting wheel is flush with the rail gap of the track.
9. The heavy medium shallow trough separator drive device with a rear-end antifriction sprocket according to claim 1, characterized in that, The sizes of the driving wheel, supporting wheel, driven wheel, redirecting wheel and tensioning wheel as well as the number of supporting wheels are all set according to the actual size of the heavy medium shallow trough separator.