CN113800203A - Mining rack rail and scraper conveyor - Google Patents
Mining rack rail and scraper conveyor Download PDFInfo
- Publication number
- CN113800203A CN113800203A CN202111003992.XA CN202111003992A CN113800203A CN 113800203 A CN113800203 A CN 113800203A CN 202111003992 A CN202111003992 A CN 202111003992A CN 113800203 A CN113800203 A CN 113800203A
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- China
- Prior art keywords
- wall
- fixedly connected
- scraper
- scraper conveyor
- rotating shaft
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- 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.)
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Classifications
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- 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
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- 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
- B65G19/20—Traction chains, ropes, or cables
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- 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
- B65G19/22—Impellers, e.g. push-plates, scrapers; Guiding means therefor
- B65G19/24—Attachment of impellers to traction element
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- 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
- B65G2201/00—Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
- B65G2201/04—Bulk
- B65G2201/045—Sand, soil and mineral ore
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Harvesting Machines For Root Crops (AREA)
Abstract
The invention relates to the technical field of scraper conveyors, in particular to a mining rack and a scraper conveyor, which comprises a mounting frame, a first rotating shaft, a second rotating shaft, a bracket, a transmission chain, a scraper main body, a first transmission wheel and a second transmission wheel, wherein the bottom of the outer wall at one side of the mounting frame is fixedly connected with the bracket, the outer wall at the top of the bracket is fixedly connected with a case, a pin assembly penetrates through an outer sheet and an inner sheet through devices such as a telescopic frame, a cam, a rotating column, a telescopic column, a reset spring and the like, then the cam presses the telescopic column into a preset clamping groove of the outer sheet through the rotation of the rotating column, and then the rotary column and the outer sleeve are fixed by mutually clamping a preset groove of the telescopic frame and the outer sleeve, the outer sheet and the inner sheet can be easily connected by the pin assembly only needing manpower without using an external tool, the replacement is simple when the transmission chain is broken, the down time of the conveyor is reduced, and the economic loss caused by the stop of the conveyor is reduced.
Description
Technical Field
The invention relates to the technical field of scraper conveyors, in particular to a mining toothed rail and a scraper conveyor.
Background
The main structure and components of various scraper conveyors are basically the same, and the scraper conveyor consists of three parts of a head part, a middle part and a tail part, and in addition, a hydraulic jack device for pushing the conveyor and accessory parts such as a chain tightener for tightening a chain are also arranged, the head part consists of a head frame, a motor, a hydraulic coupler, a reducer, a chain wheel and the like, the middle part consists of a transition groove, a middle groove, a chain, a scraper and the like, the tail part is a device for returning the scraper chain, the tail of the heavy scraper conveyor is the same as the head part and is also provided with a power transmission device, the head part and the lower head part are distinguished from the installed position, and a rack is one of the group prices on the scraper conveyor.
The prior mining scraper conveyor mainly has the following problems: 1. when a scraper conveyor generally carries out transmission through chain traction, the chain is very easy to damage due to long-time abrasion between a transmission wheel and the chain, and the inner piece and the outer piece on the chain are tightly pressed through pins by means of an external tool in the prior art, so that the shutdown time of the conveyor is long, and the economic loss is large; 2. the scraper on the scraper conveyor is generally fixedly connected with the chain by welding, the scraper is not easy to replace when damaged, the scraper main body is easy to be blocked between the transmission wheels in the transmission process, so that the transmission chain cannot work, the scraper is knocked by using a tool manually in a general means, so that the scraper is reset, the damage to the scraper is easy to cause, the positions of the transmission chain and the transmission wheels are changed, and the scraper conveyor is not beneficial to work; therefore, the mining rack rail and the scraper conveyor are provided.
Disclosure of Invention
The invention provides a mining rack rail and a scraper conveyor, aiming at the problems that in the prior art, a chain is not easy to maintain and a scraper is not easy to replace when damaged.
The technical scheme adopted by the invention for solving the technical problems is as follows: a scraper conveyor comprises a mounting frame, a first rotating shaft, a second rotating shaft, a support, a transmission chain, a scraper main body, a first transmission wheel and a second transmission wheel, wherein the bottom of the outer wall of one side of the mounting frame is fixedly connected with the support, the outer wall of the top of the support is fixedly connected with a machine box, the top of the machine box is fixedly provided with a motor, the outer side wall of the front end of an output shaft of the motor is fixedly sleeved with a first belt pulley, the inner side wall of the mounting frame is movably sleeved with the first rotating shaft and the second rotating shaft, the outer side wall of the first rotating shaft is fixedly sleeved with a second belt pulley at the position corresponding to the first belt pulley, the transmission belt is arranged between the first belt pulley and the second belt pulley, the middle part of the outer side wall of the first rotating shaft is fixedly sleeved with a first transmission wheel, the middle part of the outer side wall of the second rotating shaft is fixedly sleeved with a second transmission wheel, and the transmission chain is arranged between the first transmission wheel and the second transmission wheel, the front side and the rear side of the transmission chain are both fixedly connected with scraper plate main bodies;
the transmission chain comprises an outer sheet and an inner sheet;
a pin component is arranged between the outer sheet and the inner sheet;
the pin assembly comprises a rotating column and an outer sleeve, the outer sleeve is movably sleeved on the outer side wall of the rotating column, and the front end and the rear end of the rotating column are fixedly connected with cams;
the inner side wall of the bottom of the outer sleeve is movably connected with a telescopic column at a position corresponding to the cam;
the equal fixedly connected with connecting rod in rotation top inboard and the bottom inboard, rotation post one end fixedly connected with expanding spring is kept away from to the connecting rod, expanding spring keeps away from connecting rod one end fixedly connected with expansion bracket, the expansion bracket middle part is provided with the sand grip.
Specifically, the outer wall of one end, close to the transmission chain, of the scraper main body is glued with a rubber cushion block.
Specifically, two sets of discs are fixedly connected to the outer walls of two ends of the cam, a telescopic plate is arranged at one end, away from the other end, of each disc, the telescopic plate is close to a connecting block fixedly connected to the outer wall of one end of each disc, and a limiting hole is formed in the position, corresponding to the telescopic plate, of the outer sleeve.
Specifically, a spiral groove is formed in the outer wall of one end of the disc corresponding to the connecting block.
Specifically, outer sleeve bottom inner wall fixedly connected with connecting cylinder, the connecting cylinder inboard is provided with reset spring, flexible post and reset spring fixed cup joint mutually.
Specifically, the expansion bracket is C-shaped, and the outer surface of the periphery of the convex strip is of a rough structure.
Specifically, a clamping groove is formed in the position, corresponding to the telescopic column, of the inner wall of the bottom of the outer plate, grooves are formed in the positions, corresponding to the telescopic frame, of the inner wall of the top of the outer sleeve and the inner wall of the bottom of the outer sleeve, and mounting grooves are formed in the positions, corresponding to the telescopic plate, of the inner side of the scraper blade main body.
A mining rack rail is installed on the scraper conveyor.
The invention has the beneficial effects that:
(1) according to the mining tooth rail and scraper conveyor, the pin assembly penetrates through the outer sheet and the inner sheet through the devices such as the telescopic frame, the cam, the rotating column, the telescopic column and the reset spring, the cam presses the telescopic column into the preset clamping groove of the outer sheet through the rotation of the rotating column, and the rotary column and the outer sleeve are clamped tightly by the aid of the preset groove of the telescopic frame and the preset groove of the outer sleeve, so that the rotary column and the outer sleeve are fixed.
(2) According to the mining rack rail and scraper conveyor, the device comprising the disc, the spiral groove, the expansion plate and the like is arranged, the expansion plate is expanded along the spiral groove through the connecting block by rotating the rotating column, the expansion plate is extruded into the installing groove formed in the scraper main body, and then the scraper main body is fixed on the transmission chain through fixing the rotating column.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a perspective view of a scraper conveyor according to the present invention;
FIG. 2 is a schematic top view of a scraper conveyor according to the present invention;
FIG. 3 is a schematic view of a connection structure between an outer plate and a pin assembly;
FIG. 4 is an enlarged view of a portion of FIG. 3 at A;
FIG. 5 is a schematic view of the connection structure between the drive chain and the scraper main body;
FIG. 6 is a partial enlarged view of FIG. 5 at B;
FIG. 7 is a schematic view of a connection structure between a drive chain and a pin assembly;
FIG. 8 is a schematic view of the connection structure between the pin assembly, the outer plate and the inner plate;
FIG. 9 is an enlarged view of a portion of FIG. 8 at C;
FIG. 10 is an enlarged view of a portion of FIG. 8 at D;
FIG. 11 is a schematic view of the connection between the pin assembly and the squeegee body;
fig. 12 is a perspective view of the pin assembly.
In the figure: 1. a mounting frame; 2. a first rotating shaft; 3. a second pulley; 4. a chassis; 5. a support; 6. an electric motor; 7. a rubber cushion block; 8. a drive belt; 9. a second rotating shaft; 10. a drive chain; 101. an outer sheet; 102. an inner sheet; 11. a squeegee body; 12. a second transmission wheel; 13. a first drive pulley; 14. a first pulley; 15. a pin assembly; 1501. a cam; 1502. an outer sleeve; 1503. a connecting rod; 1504. rotating the column; 1505. a telescopic column; 1506. a return spring; 1507. a connecting cylinder; 1508. a retractable plate; 1509. a telescopic frame; 1510. a convex strip; 1511. connecting blocks; 1512. a tension spring; 16. a disc; 1601. a coil groove.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1-12, the scraper conveyor of the present invention comprises an installation frame 1, a first rotating shaft 2, a second rotating shaft 9, a bracket 5, a transmission chain 10, a scraper main body 11, a first transmission wheel 13, and a second transmission wheel 12, wherein the bracket 5 is fixedly connected to the bottom of the outer wall of one side of the installation frame 1, the outer wall of the top of the bracket 5 is fixedly connected to a case 4, the top of the case 4 is fixedly installed with a motor 6, a first belt pulley 14 is fixedly connected to the outer side wall of the front end of the output shaft of the motor 6, the first rotating shaft 2 and the second rotating shaft 9 are movably sleeved on the inner side wall of the installation frame 1, a second belt pulley 3 is fixedly connected to the outer side wall of the first rotating shaft 2 at a position corresponding to the first belt pulley 14, a transmission belt 8 is arranged between the first belt pulley 14 and the second belt pulley 3, a first transmission wheel 13 is fixedly connected to the middle part of the outer side wall of the first rotating shaft 2, a second transmission wheel 12 is fixedly connected to the middle part of the outer side wall of the second rotating shaft 9, a transmission chain 10 is arranged between the first transmission wheel 13 and the second transmission wheel 12, and the front side and the rear side of the transmission chain 10 are fixedly connected with a scraper main body 11;
the inner sides of the top and the bottom of the rotating column 1504 are fixedly connected with a connecting rod 1503, one end of the connecting rod 1503, which is far away from the rotating column 1504, is fixedly connected with a telescopic spring 1512, one end of the telescopic spring 1512, which is far away from the connecting rod 1503, is fixedly connected with a telescopic frame 1509, a convex strip 1510 is arranged in the middle of the telescopic frame 1509, the transmission chain 10 comprises an outer sheet 101 and an inner sheet 102, and a pin assembly 15 is arranged between the outer sheet 101 and the inner sheet 102; the pin assembly 15 comprises a rotating column 1504 and an outer sleeve 1502, the outer sleeve 1502 is movably sleeved on the outer side wall of the rotating column 1504, and the front end and the rear end of the rotating column 1504 are fixedly connected with a cam 1501; the rotating column 1504 penetrates through the through grooves formed in the outer sheet 101 and the inner sheet 102, and the convex strips 1510 are manually pressed during installation, so that the rotating column 1504 is prevented from being fixed with the outer sleeve 1502;
two groups of discs 16 are fixedly connected to the outer walls of two ends of the cam 1501, two groups of discs 16 are provided with telescopic plates 1508 at the ends away from each other, the outer wall of the telescopic plate 1508 close to one end of the disc 16 is fixedly connected with a connecting block 1511, the outer wall of the outer sleeve 1502 corresponding to the telescopic plate 1508 is provided with a limiting hole, the outer wall of one end of the disc 16 corresponding to the connecting block 1511 is provided with a spiral groove 1601, the outer wall of the scraper main body 11 close to one end of the drive chain 10 is glued with a rubber cushion block 7, the inner wall of the bottom of the outer plate 101 corresponding to the telescopic column 1505 is provided with a clamping groove, the inner wall of the top and the inner wall of the bottom of the outer sleeve 1502 corresponding to the telescopic rack 1509 are provided with mounting grooves, the inner side of the scraper main body 11 corresponding to the telescopic plates 1508 is provided with mounting grooves, as the rotary column 1504 is connected with the disc 16, the rotary column 1504 drives the disc 16 to rotate, because the telescopic plates 1508 are mutually meshed with the disc 16 through the connecting block 1511 and the spiral groove 1601, when the disc 16 rotates, the telescopic plate 1508 moves along the spiral groove 1601, then the telescopic plate 1508 penetrates through the limiting hole and is finally extruded into a mounting groove preset in the scraper main body 11, so that the scraper main body 11 is fixedly connected with the disc 16, and the scraper main body 11 is provided with the rubber cushion block 7, so that the connection between the scraper main body 11 and the transmission chain 10 is more stable due to the elasticity of the rubber cushion block 7, and the shaking condition is prevented;
the inner side wall of the bottom of the outer sleeve 1502 corresponds to the cam 1501, a telescopic column 1505 is movably connected with the position of the inner side wall of the bottom of the outer sleeve 1502, a connecting cylinder 1507 is fixedly connected with the inner side wall of the bottom of the outer sleeve 1502, a return spring 1506 is arranged on the inner side of the connecting cylinder 1507, the telescopic column 1505 is fixedly sleeved with the return spring 1506, the cam 1501 is driven to rotate together in the rotating process of the rotating column 1504, pressure is provided for the telescopic column 1505 after the angle of the cam 1501 is changed, the telescopic column 1505 is pressed into a preset clamping groove of the outer sheet 101, the outer sheet 101 is fixed with the pin assembly 15 through the telescopic column 1505 and the clamping groove, the inner sheet 102 can be rotatably connected with the pin assembly 15, and the installation among the inner sheet 102, the outer sheet 101 and the pin assembly 15 is completed;
the expansion bracket 1509 is C-shaped, the outer surface of the peripheral side of the convex strip 1510 is of a rough structure, and the convex strip 1510 is of the rough structure, so that the friction resistance of the contact position of a hand and the convex strip 1510 can be increased, the use is convenient, and the hand is prevented from slipping;
the mining rack rail is arranged on the scraper conveyor.
The working principle is as follows:
installation of the pin assembly 15 with the outer plate 101: the cam 1501 is driven to rotate by the rotation of the rotating column 1504, and the corresponding telescopic column 1505 is pressed into the clamping groove of the outer plate 101, so that the pin assembly 15 is connected with the outer plate 101, and the inner plate 102 is movably sleeved on the pin assembly 15, and the assembly between the outer plate 101 and the inner plate 102 is completed, and the assembly of the pin assembly 15, the outer plate 101 and the inner plate 102 is simple and consumes less time;
installation of the pin assembly 15 to the squeegee body 11: the rotation of the rotating column 1504 drives the disc 16 to rotate, and the disc 16 and the outer sleeve 1502 rotate relatively, so that the telescopic plate 1508 on the inner side wall of the outer sleeve 1502 moves on the disc 16 through the connecting block 1511 and the spiral groove 1601 and passes through the mounting groove in the scraper blade main body 11 to complete assembly, the assembly process is simple, and replacement and temporary maintenance of the scraper blade main body 11 are facilitated;
the fixing process of the pin assembly 15 itself; because the rotating column 1504 is also provided with the telescopic frame 1509, the pin assembly 15 is fixed by clamping the telescopic frame 1509 into the groove of the outer sleeve 1502, and the structure also facilitates the installation and the disassembly of the pin assembly 15, the transmission chain 10 and the scraper blade main body 11.
The foregoing illustrates and describes the principles, general features, and 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 the embodiments and descriptions given above are only 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 fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a scraper conveyor includes mounting bracket (1), first axis of rotation (2), second axis of rotation (9), support (5), drive chain (10), scraper blade main part (11), first drive wheel (13) and second drive wheel (12), its characterized in that: the improved structure of the belt conveyor is characterized in that a support (5) is fixedly connected to the bottom of the outer wall of one side of the mounting frame (1), a case (4) is fixedly connected to the outer wall of the top of the support (5), a motor (6) is fixedly mounted to the top of the case (4), a first belt pulley (14) is fixedly sleeved on the outer side wall of the front end of an output shaft of the motor (6), a first rotating shaft (2) and a second rotating shaft (9) are movably sleeved on the inner side wall of the mounting frame (1), a second belt pulley (3) is fixedly sleeved on the outer side wall of the first rotating shaft (2) and corresponds to the first belt pulley (14), a transmission belt (8) is arranged between the first belt pulley (14) and the second belt pulley (3), a first transmission wheel (13) is fixedly sleeved on the middle portion of the outer side wall of the first rotating shaft (2), a second transmission wheel (12) is fixedly sleeved on the middle portion of the outer side wall of the second rotating shaft (9), a transmission chain (10) is arranged between the first transmission wheel (13) and the second transmission wheel (12), and the front side and the rear side of the transmission chain (10) are fixedly connected with a scraper main body (11);
the transmission chain (10) comprises an outer plate (101) and an inner plate (102);
a pin component (15) is arranged between the outer sheet (101) and the inner sheet (102);
the pin assembly (15) comprises a rotating column (1504) and an outer sleeve (1502), the outer sleeve (1502) is movably sleeved on the outer side wall of the rotating column (1504), and the front end and the rear end of the rotating column (1504) are fixedly connected with a cam (1501);
the inner side wall of the bottom of the outer sleeve (1502) is movably connected with a telescopic column (1505) at a position corresponding to the cam (1501);
rotate post (1504) top inboard and the inboard equal fixedly connected with connecting rod (1503) in bottom, rotation post (1504) one end fixedly connected with expanding spring (1512) is kept away from in connecting rod (1503), connecting rod (1503) one end fixedly connected with expansion bracket (1509) is kept away from expanding spring (1512), expansion bracket (1509) middle part is provided with sand grip (1510).
2. The scraper conveyor of claim 1, wherein: the outer wall of one end, close to the transmission chain (10), of the scraper main body (11) is glued with a rubber cushion block (7).
3. The scraper conveyor of claim 1, wherein: cam (1501) both ends outer wall fixedly connected with two sets of discs (16), two sets of disc (16) leave one end mutually and are provided with expansion plate (1508), expansion plate (1508) are close to disc (16) one end outer wall fixedly connected with connecting block (1511), spacing hole has been seted up with expansion plate (1508) corresponding position in outer sleeve (1502).
4. A scraper conveyor as claimed in claim 3, characterized in that: and a coil groove (1601) is formed in the outer wall of one end of the disc (16) and corresponds to the connecting block (1511).
5. The scraper conveyor of claim 1, wherein: outer sleeve (1502) bottom inner wall fixedly connected with connecting cylinder (1507), connecting cylinder (1507) inboard is provided with reset spring (1506), flexible post (1505) and reset spring (1506) fixed socket mutually.
6. The scraper conveyor of claim 1, wherein: the expansion bracket (1509) is C-shaped, and the outer surface of the peripheral side of the convex strip (1510) is of a rough structure.
7. The scraper conveyor of claim 1, wherein: the inner wall of outer piece (101) bottom has seted up the draw-in groove with flexible post (1505) corresponding position, outer sleeve (1502) top inner wall and bottom inner wall have seted up flutedly with expansion bracket (1509) corresponding position, the mounting groove has been seted up with expansion plate (1508) corresponding position to scraper blade main part (11) inboard.
8. A mining rack, its characterized in that: the mining rack rail is mounted on the scraper conveyor of any one of claims 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111003992.XA CN113800203B (en) | 2021-08-30 | 2021-08-30 | Mining rack rail and scraper conveyor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111003992.XA CN113800203B (en) | 2021-08-30 | 2021-08-30 | Mining rack rail and scraper conveyor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113800203A true CN113800203A (en) | 2021-12-17 |
| CN113800203B CN113800203B (en) | 2023-03-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111003992.XA Active CN113800203B (en) | 2021-08-30 | 2021-08-30 | Mining rack rail and scraper conveyor |
Country Status (1)
| Country | Link |
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| CN (1) | CN113800203B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1218620A (en) * | 1985-03-05 | 1987-03-03 | John H. Thuerman | Polymeric flights for conveyor chain |
| US5000310A (en) * | 1989-06-16 | 1991-03-19 | Joy Technologies Inc. | Chain and flight conveyor |
| US5181596A (en) * | 1990-10-19 | 1993-01-26 | Warkentin A James | Off-loading conveying system |
| JP2008157423A (en) * | 2006-12-26 | 2008-07-10 | Tsubakimoto Chain Co | Seal chain |
| JP2008164044A (en) * | 2006-12-27 | 2008-07-17 | Tsubakimoto Chain Co | Oilless chain |
| JP2011252536A (en) * | 2010-06-01 | 2011-12-15 | Tsubakimoto Chain Co | Seal chain |
| JP2018188289A (en) * | 2017-05-10 | 2018-11-29 | 株式会社椿本チエイン | Conveyor chain |
| CN211643561U (en) * | 2020-01-08 | 2020-10-09 | 山东久鼎开元煤矿机械有限公司 | Quick-release type sprocket shaft group for scraper conveyor |
| CN111997683A (en) * | 2020-09-18 | 2020-11-27 | 鞠奇龙 | Scraper conveyor with anti-skidding mechanism for coal mining slope and method |
-
2021
- 2021-08-30 CN CN202111003992.XA patent/CN113800203B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1218620A (en) * | 1985-03-05 | 1987-03-03 | John H. Thuerman | Polymeric flights for conveyor chain |
| US5000310A (en) * | 1989-06-16 | 1991-03-19 | Joy Technologies Inc. | Chain and flight conveyor |
| US5181596A (en) * | 1990-10-19 | 1993-01-26 | Warkentin A James | Off-loading conveying system |
| JP2008157423A (en) * | 2006-12-26 | 2008-07-10 | Tsubakimoto Chain Co | Seal chain |
| JP2008164044A (en) * | 2006-12-27 | 2008-07-17 | Tsubakimoto Chain Co | Oilless chain |
| JP2011252536A (en) * | 2010-06-01 | 2011-12-15 | Tsubakimoto Chain Co | Seal chain |
| JP2018188289A (en) * | 2017-05-10 | 2018-11-29 | 株式会社椿本チエイン | Conveyor chain |
| CN211643561U (en) * | 2020-01-08 | 2020-10-09 | 山东久鼎开元煤矿机械有限公司 | Quick-release type sprocket shaft group for scraper conveyor |
| CN111997683A (en) * | 2020-09-18 | 2020-11-27 | 鞠奇龙 | Scraper conveyor with anti-skidding mechanism for coal mining slope and method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113800203B (en) | 2023-03-31 |
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