CN117246694A - Round-link chain wheel for scraper conveyor - Google Patents
Round-link chain wheel for scraper conveyor Download PDFInfo
- Publication number
- CN117246694A CN117246694A CN202311402302.7A CN202311402302A CN117246694A CN 117246694 A CN117246694 A CN 117246694A CN 202311402302 A CN202311402302 A CN 202311402302A CN 117246694 A CN117246694 A CN 117246694A
- Authority
- CN
- China
- Prior art keywords
- chain
- round
- sprocket
- groove
- scraper conveyor
- Prior art date
- 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.)
- Pending
Links
- 238000009434 installation Methods 0.000 claims description 10
- 238000005299 abrasion Methods 0.000 abstract description 10
- 230000009471 action Effects 0.000 abstract description 6
- 230000002035 prolonged effect Effects 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract description 4
- 230000005540 biological transmission Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229910000737 Duralumin Inorganic materials 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G23/00—Driving gear for endless conveyors; Belt- or chain-tensioning arrangements
- B65G23/02—Belt- or chain-engaging elements
- B65G23/04—Drums, rollers, or wheels
- B65G23/06—Drums, rollers, or wheels with projections engaging abutments on belts or chains, e.g. sprocket wheels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G19/00—Conveyors comprising an impeller or a series of impellers carried by an endless traction element and arranged to move articles or materials over a supporting surface or underlying material, e.g. endless scraper conveyors
- B65G19/18—Details
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
Abstract
The invention discloses a round-link chain wheel for a scraper conveyor, and particularly relates to the technical field of scraper conveyors. According to the round-link chain wheel for the scraper conveyor, the supporting rods, the buffer plates and the springs are arranged at the bottoms of the chain pits, when the round-link chain enters the chain pits, the chain pits are driven by pressure to drive the supporting rods and the buffer plates to squeeze the springs, so that active yielding actions are carried out, impact load at the chain pit is greatly reduced, abrasion of the chain pit is reduced, and the service life of the chain pit is prolonged; when the service life of the chain nest reaches the limit, only the worn chain gear needs to be replaced, the disassembly and the replacement are simple, the maintenance is convenient, and the maintenance cost is saved.
Description
Technical Field
The invention relates to the technical field of scraper conveyors, in particular to a round-link chain wheel for a scraper conveyor.
Background
The scraper conveyor is an important component of the fully mechanized mining face complete equipment and is mainly used for loading and transporting materials. When the motor of the scraper conveyor head is started, the chain wheel is rotated through the transmission system, and the round-link chain and the scraper arranged on the round-link chain are driven to circularly run along the chute. The materials are conveyed from the machine head to the machine tail under the action of the scraping plates and the chute. The chain wheel in the scraper conveyor is matched and driven with the round-link chain by utilizing a chain nest structure on the chain wheel. In a scraper conveyor, a chain wheel pulls a scraper chain to coil and return through a lower groove of a guide chute, the function and reliability of the scraper conveyor are determined by the performance of the chain wheel, and the wear resistance of a chain nest at the engagement position of a chain wheel tooth and the chain plays a vital role for the service life of the chain wheel. In general, when the scraper conveyor works normally, the engagement surface of the round-link chain and the chain wheel is always worn inevitably, so that the service life of the equipment is greatly affected, and the scraper conveyor is a main vulnerable part of the equipment. The chain nest bears the action of heavy friction and impact load, so that the abrasion of the chain nest is serious. In addition, materials such as fine sandstone and the like can not enter the chain nest friction pair through the round-link chain, so that the abrasion of the chain nest is further increased.
The main damage form of the existing chain wheel is abrasion failure of a chain nest, when the scraper conveyor works normally, a round-link chain enters the chain nest and has huge impact load, so that abrasion of the chain nest is increased, and after the chain nest fails, the chain wheel needs to be stopped for replacement. The scraper conveyor transmission device is required to be disassembled when the primary chain wheel is replaced, so that the scraper conveyor transmission device is very troublesome, normal production can be influenced by frequent replacement, and the working efficiency is reduced.
Disclosure of Invention
The invention mainly aims to provide a round-link chain wheel for a scraper conveyor, which can effectively solve the problems in the background technology.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
the utility model provides a round-link chain sprocket for scraper conveyor, includes sprocket body and a plurality of assembly piece, a plurality of mounting groove has evenly been seted up along circumference to sprocket body outer wall, a plurality of the assembly piece is installed respectively in a plurality of mounting grooves, the assembly piece outer wall is provided with two front and back relative sprocket teeth, two the sprocket teeth is relative one side surface upper end has all been seted up two movable grooves, two the movable groove is located sprocket teeth upper end both sides respectively, install the chain nest in the sprocket teeth, mounting groove middle part fixed mounting has the mounting piece, first spout and second spout have been seted up respectively to two vertical lateral walls of movable groove, the buffer chamber has been seted up to inside the movable groove diapire, the through-hole has been seted up at the buffer chamber top, buffer chamber inner wall sliding connection has the buffer board, buffer board bottom fixed mounting has the spring, buffer board upper end fixed mounting has the bracing piece, bracing piece upper end runs through the through-hole and with chain nest bottom fixed connection.
Preferably, the two vertical side walls of the chain nest are respectively and fixedly provided with a first sliding block and a second sliding block, and the first sliding block and the second sliding block respectively slide in the first sliding groove and the second sliding groove.
Preferably, an assembly groove is fixedly arranged in the middle of the bottom wall of the assembly block, and the assembly block is matched with the assembly groove.
Preferably, the front end and the rear end of the mounting block are provided with second screw holes.
Preferably, the front wall and the rear wall of the assembly block are provided with grooves, and the side walls of the grooves are provided with first screw holes communicated with the assembly grooves.
Preferably, the first screw hole is matched with the second screw hole, and the first screw hole and the second screw hole are connected with assembling bolts in a common threaded mode.
Preferably, rubber pads are arranged on the bottom wall and the side wall of the chain nest.
Preferably, the horizontal sections of the first sliding groove and the second sliding groove are of a convex-shaped structure, and the first sliding block and the second sliding block are of a convex-shaped block structure.
Compared with the prior art, the invention has the following beneficial effects:
the invention discloses a round-link chain wheel for a scraper conveyor, which is characterized in that a supporting rod, a buffer plate and a spring are arranged at the bottom of a chain nest, when a round-link chain enters the chain nest, the chain nest is driven by pressure to drive the supporting rod and the buffer plate to squeeze the spring, so that active yielding action is performed, impact load at the chain nest is greatly reduced, abrasion of the chain nest is reduced, and the service life of the chain nest is prolonged; when the life of chain nest reaches the limit, through the change of realization sprocket teeth that structures such as assembly block, mounting groove, installation block, first screw and the second screw that set up can be quick to avoid changing the sprocket and dismantle scraper conveyor transmission, the maintenance is convenient, reduces down time, saves maintenance cost.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure of the sprocket body of the present invention;
FIG. 3 is a schematic illustration of the connection of the mounting block and sprocket tooth of the present invention;
FIG. 4 is a schematic view of the structure of a sprocket of the present invention;
FIG. 5 is a schematic diagram of the connection of the socket to the first and second sliders of the present invention;
FIG. 6 is a schematic view of a partial structure of the present invention in section.
In the figure: 1. a sprocket body; 2. a mounting block; 3. a mounting block; 4. sprocket teeth; 5. a chain nest; 6. a movable groove; 7. a support rod; 8. a buffer plate; 9. a spring; 10. a first slider; 11. a second slider; 12. assembling a bolt; 21. an assembly groove; 22. a groove; 23. a first screw hole; 31. a second screw hole; 61. a first chute; 62. a second chute; 63. a through hole; 601. a buffer chamber; 101. and a mounting groove.
Detailed Description
The invention is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
In the description of the present invention, it should be noted that the azimuth or positional relationship indicated by the terms "vertical", "upper", "lower", "horizontal", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
As shown in fig. 1-6, a round-link chain sprocket for scraper conveyor, including sprocket body 1 and a plurality of assembly piece 2, a plurality of mounting groove 101 have evenly been seted up along circumference to sprocket body 1 outer wall, and a plurality of assembly piece 2 is installed respectively in a plurality of mounting groove 101, assembly piece 2 outer wall is provided with two sprocket teeth 4 that are relative from front to back, two sprocket teeth 4 are relative one side surface upper end has all seted up two movable slots 6, and two movable slots 6 are located sprocket teeth 4 upper end both sides respectively, install chain nest 5 in the sprocket teeth 4, the surface of chain nest 5 is equipped with the weld layer, and the surface of weld layer is equipped with the duralumin alloy wearing layer, improves sprocket teeth's wearability, mounting groove 101 middle part fixed mounting has mounting piece 3, two vertical lateral walls of movable slot 6 have seted up first spout 61 and second spout 62 respectively, the cushion chamber 601 top has been seted up at the movable slot 6 diapire inside, cushion chamber 601 inner wall sliding connection has cushion board 8, cushion board 8 bottom fixed mounting spring 7 has on the bottom 7, and fixed connection's the through-hole 63 on the support rod 5.
In the actual working process, the position of the chain nest 5 bears heavy load abrasion and impact load, and the supporting rod 7, the spring 9 and the buffer plate 8 arranged at the bottom of the chain nest 5 can generate buffering effect on the chain nest 5, when a round-link chain enters the chain nest 5, the chain nest 5 is pressed by the pressure to drive the supporting rod 7 and the buffer plate 8 to squeeze the spring 9, active yielding action is carried out, the impact load at the position of the chain nest 5 is greatly reduced, the abrasion of the chain nest 5 is reduced, and the service life of the chain nest 5 is prolonged.
As shown in fig. 4, 5 and 6, in this embodiment, the two vertical side walls of the chain nest 5 are respectively and fixedly provided with a first sliding block 10 and a second sliding block 11, the horizontal sections of the first sliding groove 61 and the second sliding groove 62 are in a convex-shaped structure, the first sliding block 10 and the second sliding block 11 are respectively sliding in the first sliding groove 61 and the second sliding groove 62, and the first sliding block 10 and the second sliding block 11 cooperate with the first sliding groove 61 and the second sliding groove 62 to limit the movement of the chain nest 5, so that the chain nest 5 can only perform vertical displacement movement in the movable groove 6.
As shown in fig. 2 and 3, in this embodiment, an assembly groove 21 is fixedly installed in the middle of the bottom wall of the assembly block 2, the assembly block 3 is adapted to the assembly groove 21, second screw holes 31 are respectively formed in the front end and the rear end of the assembly block 3, grooves 22 are respectively formed in the front wall and the rear wall of the assembly block 2, first screw holes 23 communicated with the assembly groove 21 are formed in the side walls of the grooves 22, the first screw holes 23 are matched with the second screw holes 31, and the assembly bolts 12 are connected through common threads.
When the service life of the sprocket hole 5 of the sprocket 4 reaches the limit, the sprocket 4 needs to be integrally replaced, the sprocket 4 needs to be disassembled first, the assembly bolts 12 on the two sides of the assembly block 2 are taken out by using a wrench, and the assembly block 2 and the failed sprocket 4 above are integrally taken down, so that the installation of a new sprocket 4 is facilitated. During installation, the assembly block 2 is aligned with the installation groove 101, the assembly block 3 is aligned with the assembly groove 21, then the assembly bolt 12 is installed in the first screw hole 23 and the second screw hole 31 through a spanner, so that the replacement of the sprocket teeth 4 is completed, and after all the sprocket teeth 4 are installed, normal operation can be restored.
In this embodiment, the bottom wall and the lateral wall of the chain nest 5 are both provided with rubber pads, so that the impact force of the chain nest 5 to the movable groove 6 is reduced, and the service life of the whole chain wheel is prolonged.
The working principle of the invention is as follows: in the actual working process, the position of the chain nest 5 bears heavy load abrasion and impact load, and the supporting rod 7, the spring 9 and the buffer plate 8 arranged at the bottom of the chain nest 5 can generate buffering effect on the chain nest 5, when a round-link chain enters the chain nest 5, the chain nest 5 is pressed by the pressure to drive the supporting rod 7 and the buffer plate 8 to squeeze the spring 9, active yielding action is carried out, the impact load at the position of the chain nest 5 is greatly reduced, the abrasion of the chain nest 5 is reduced, and the service life of the chain nest 5 is prolonged. When the service life of the chain nest 5 reaches the limit, the sprocket 4 needs to be integrally replaced, the sprocket 4 needs to be disassembled firstly, the assembling bolts 12 on the two sides of the assembling block 2 are taken out by using a wrench, and the assembling block 2 and the failed sprocket 4 above are integrally taken down, so that the installation of a new sprocket 4 is facilitated. During installation, the assembly block 2 is aligned with the installation groove 101, the installation block 3 is aligned with the installation groove 21, then the assembly bolt 12 is installed in the first screw hole 23 and the second screw hole 31 through a spanner, so that the replacement of the sprocket 4 is completed, and after all the sprockets 4 are installed, normal operation can be restored.
The foregoing has shown and described the basic principles and main features of the present invention and the advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a round-link chain sprocket for scraper conveyor which characterized in that: including sprocket body (1) and a plurality of assembly piece (2), a plurality of mounting groove (101) have evenly been seted up along circumference to sprocket body (1) outer wall, a plurality of in a plurality of mounting groove (101) are installed respectively to assembly piece (2), assembly piece (2) outer wall is provided with two relative sprocket teeth (4) around, two sprocket teeth (4) are relative one side surface upper end has all seted up two movable groove (6), two movable groove (6) are located sprocket teeth (4) upper end both sides respectively, install chain nest (5) in sprocket (4), mounting groove (101) middle part fixed mounting has mounting block (3), first spout (61) and second spout (62) have been seted up respectively to two vertical lateral walls of movable groove (6), buffer chamber (601) are seted up to inside buffer chamber (6) diapire, through-hole (63) have been seted up at buffer chamber (601) top, buffer chamber (601) inner wall sliding connection has buffer board (8), buffer board (8) bottom (9) have chain nest (7) and fixed connection pole (7) bottom fixed mounting has, link up through-hole (7) and fixed end (7).
2. The round-link chain sprocket for a scraper conveyor according to claim 1, wherein: the two vertical side walls of the chain nest (5) are respectively fixedly provided with a first sliding block (10) and a second sliding block (11), and the first sliding block (10) and the second sliding block (11) respectively slide in a first sliding groove (61) and a second sliding groove (62).
3. The round-link chain sprocket for a scraper conveyor according to claim 1, wherein: the middle part of the bottom wall of the assembly block (2) is fixedly provided with an assembly groove (21), and the installation block (3) is matched with the assembly groove (21).
4. A round-link chain sprocket for a scraper conveyor according to claim 3, wherein: the front end and the rear end of the mounting block (3) are respectively provided with a second screw hole (31).
5. The round-link chain sprocket for a scraper conveyor according to claim 4, wherein: the front wall and the rear wall of the assembly block (2) are respectively provided with a groove (22), and the side walls of the grooves (22) are provided with first screw holes (23) communicated with the assembly grooves (21).
6. The round-link chain sprocket for a scraper conveyor according to claim 5, wherein: the first screw hole (23) and the second screw hole (31) are matched, and are connected with an assembling bolt (12) in a common threaded mode.
7. The round-link chain sprocket for a scraper conveyor according to claim 1, wherein: rubber pads are arranged on the bottom wall and the side wall of the chain nest (5).
8. The round-link chain sprocket for a scraper conveyor according to claim 2, wherein: the horizontal sections of the first sliding groove (61) and the second sliding groove (62) are of a convex-shaped structure, and the first sliding block (10) and the second sliding block (11) are of a convex-shaped block structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311402302.7A CN117246694A (en) | 2023-10-27 | 2023-10-27 | Round-link chain wheel for scraper conveyor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311402302.7A CN117246694A (en) | 2023-10-27 | 2023-10-27 | Round-link chain wheel for scraper conveyor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117246694A true CN117246694A (en) | 2023-12-19 |
Family
ID=89135144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311402302.7A Pending CN117246694A (en) | 2023-10-27 | 2023-10-27 | Round-link chain wheel for scraper conveyor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117246694A (en) |
-
2023
- 2023-10-27 CN CN202311402302.7A patent/CN117246694A/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| AU2020395785B2 (en) | Material conveying device and scraper | |
| US11731837B2 (en) | Material conveying device | |
| CN102502177A (en) | Middle trough for composite trough body scraper conveyor | |
| CN111136649A (en) | Battery pack disassembling robot with adjustable interval and disassembling method | |
| CN117246694A (en) | Round-link chain wheel for scraper conveyor | |
| CN211365916U (en) | Wear-resisting structure of scraper of disk feeder | |
| CN211469698U (en) | Scraper for scraper conveyer | |
| CN112896946A (en) | Multi-point intelligent driving scraper conveyor | |
| CN215553648U (en) | Caterpillar track chain rail assembly structure | |
| CN203845331U (en) | Combined scraper plate for cast stone scraper conveyer | |
| CN111005270A (en) | Compact sand belt type steel rail grinding device | |
| CN201087012Y (en) | Support scratch board used for conveying equipment on coal mine working surface | |
| CN113996391A (en) | Scraping mechanism for crusher | |
| CN203064658U (en) | Novel scraper special for two-chain scraper conveyer | |
| CN110239891B (en) | Efficient scraper conveyor with chain jumping prevention function | |
| CN201606107U (en) | Split side-dumping rack | |
| CN221025775U (en) | Easy-to-replace scraper conveyor coal plough plate with low maintenance cost | |
| CN220590294U (en) | Composite crushing toothed plate | |
| CN101362552A (en) | Support scratch board for conveying equipment of coal mine work area | |
| CN201406179Y (en) | Apron-type feeder | |
| CN101474767B (en) | Mechanism for scraping rubber powder of charging/discharging machine of water drill grinding machine | |
| CN220997967U (en) | High-strength scraping plate | |
| CN216322282U (en) | Scraping mechanism for crusher | |
| CN220115435U (en) | Split type assembled scraping plate | |
| CN220975489U (en) | Connecting mechanism for driving chain and scraping plate of coal gasification slag dragging machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |