CN112278777A - Belt-breaking grasping device for conveyor - Google Patents
Belt-breaking grasping device for conveyor Download PDFInfo
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- CN112278777A CN112278777A CN202011170838.7A CN202011170838A CN112278777A CN 112278777 A CN112278777 A CN 112278777A CN 202011170838 A CN202011170838 A CN 202011170838A CN 112278777 A CN112278777 A CN 112278777A
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- belt
- pressing plate
- plate assembly
- crank
- assembly
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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
- B65G43/00—Control devices, e.g. for safety, warning or fault-correcting
- B65G43/06—Control devices, e.g. for safety, warning or fault-correcting interrupting the drive in case of driving element breakage; Braking or stopping loose load-carriers
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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
- B65G2207/00—Indexing codes relating to constructional details, configuration and additional features of a handling device, e.g. Conveyors
- B65G2207/40—Safety features of loads, equipment or persons
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- Structure Of Belt Conveyors (AREA)
Abstract
The invention discloses a belt-breaking grasping device for a conveyor, which comprises a rack, a pressing plate assembly and a transmission assembly, wherein the rack is arranged on a conveying rack which is obliquely arranged through a supporting mechanism, the pressing plate assembly comprises an upper pressing plate assembly and a lower pressing plate assembly, a belt is positioned between the upper pressing plate assembly and the lower pressing plate assembly, the transmission assembly also comprises a check roller which rotates along the transmission conveying direction, the check roller is in frictional contact with the surface of the belt, and the transmission assembly is assembled to be capable of driving the upper pressing plate to move towards the lower pressing plate and clamp the belt when the belt is broken. The belt-breaking clamping device for the conveyor can instantly trigger the pressing plate assembly to perform pressing and clamping when the belt is broken, and further enables the wedge-shaped block and the inclined plane of the clamping plate to be wedged to generate larger clamping force through pulling of the broken belt under the combined action of the spring tension, so that the clamping force on the belt can be greatly improved, and the potential safety hazard is reduced.
Description
Technical Field
The invention relates to the technical field of broken belt grasping, in particular to a broken belt grasping device of a conveyor.
Background
The belt conveyor is widely applied, a belt can be broken due to fatigue damage after being used for a long time, and particularly, the inclined belt conveyor with a large load can slide downwards under the action of coal and self gravity after being broken, so that major accidents and even casualties are caused. The existing broken belt gripping devices have the following problems: when the belt is gripped, a part of cross sections are gripped, the stress points of the belt are concentrated, and the belt is easily torn secondarily in the gripping process to cause gripping failure; the broken belt monitoring uses electric elements such as sensors and the like, and the broken belt monitoring is easy to lose efficacy in a complex environment under a coal mine for a long time, so that a triggering signal cannot be generated to cause the broken belt protection failure.
Disclosure of Invention
Solves the technical problem
Aiming at the defects of the prior art, the invention provides a full-section broken belt grasping device of a purely mechanical belt conveyor, which solves the problems that the existing broken belt grasping device is easy to tear a belt and electric elements fail to work due to small grasping area, so that the broken belt protection fails and the like.
Technical scheme
In view of the above technical problems in the prior art, embodiments of the present invention provide a belt clamping device for a conveyor belt.
In order to solve the technical problem, the embodiment of the invention adopts the following technical scheme:
a belt-breaking grasping device for a conveyor comprises a rack and a pressing plate assembly, wherein the rack is arranged on an obliquely-arranged conveying rack through a supporting mechanism, the pressing plate assembly comprises an upper pressing plate assembly and a lower pressing plate assembly, a belt is positioned between the upper pressing plate assembly and the lower pressing plate assembly, the upper pressing plate assembly comprises an upper pressing plate, and the lower pressing plate assembly comprises a lower pressing plate;
the belt conveyor also comprises a non-return roller which rotates along the transmission conveying direction, and the non-return roller is in frictional contact with the surface of the belt;
the belt clamping device is characterized by further comprising two transmission assemblies, the two transmission assemblies are symmetrically arranged on two sides of the lower pressing plate, and the transmission assemblies are assembled to drive the upper pressing plate to move towards the lower pressing plate when the belt is broken and clamp the belt tightly.
Preferably, the transmission assembly comprises a trigger mechanism and a link mechanism;
the trigger mechanism comprises a supporting roller frame, a release lever and a lever shaft, a bottom plate is arranged below the lower pressing plate assembly, a supporting roller seat is fixedly arranged on the bottom plate, the supporting roller frame is rotatably arranged on the supporting roller seat, the non-return roller is unidirectionally rotatably arranged on the supporting roller frame, a limit pin is arranged between the supporting roller frame and the bottom plate, the lever shaft is fixedly arranged on the bottom plate, the release lever is rotatably arranged on the lever shaft, and the lower end of the supporting roller frame is connected with the long end of the release lever through a steel wire rope;
the connecting rod mechanism comprises a lower crank, a connecting rod and an upper crank, wherein two ends of the connecting rod are respectively hinged to the lower crank and the upper crank, the upper crank and the lower crank are respectively and movably mounted on the upright post, and the short end of the release lever supports the lower crank to keep the mechanism static.
Preferably, the upper pressing plate assembly is suspended above the belt through an upper crank of the connecting rod mechanism, the upper pressing plate assembly further comprises a wedge block, a longitudinal wheel set and an upper pull ring, the wedge block is fixedly installed on the outer wall of one side of the upper pressing plate, the upper pull ring is fixedly installed on the lower surface of the wedge block, and the longitudinal wheel set is longitudinally installed on the outer side of the wedge block;
the wedge block is supported by the upper crank, and the lower crank is supported by the release lever to restrict rotation of the link mechanism to position the upper platen assembly above the belt.
Preferably, the lower pressing plate assembly further comprises a connecting block, a transverse wheel assembly and a lower pull ring, the connecting block is fixedly installed on the outer side of the lower pressing plate, the lower pull ring is fixedly installed on the upper surface of the connecting block, the transverse wheel assembly is transversely installed on the outer side of the connecting block, and the lower pressing plate assembly is placed in a transverse wheel baffle plate arranged on the side wall of the supporting mechanism through the transverse wheel assembly.
Preferably, the supporting mechanism comprises a left front upright, a right front upright, a left rear upright and a right rear upright, and the left rear upright and the right rear upright are respectively and fixedly provided with a wheel baffle.
Preferably, the opposite surfaces of the upper and lower pressing plates are wavy surfaces which are mutually embedded.
Preferably, clamping plates are fixedly mounted on the left front upright post and the right front upright post respectively, and the lower sides of the clamping plates are inclined planes.
Preferably, a non-return shaft is arranged in the non-return roller, the non-return roller can only rotate along with the advancing direction of the belt in a one-way mode, and when the belt is broken, the trigger mechanism is started under the action of the non-return shaft.
Preferably, the left rear upright post and the right rear upright post are provided with rectangular grooves which can adapt to the rotation of the upper crank and the lower crank.
Advantageous effects
Compared with the prior art, the broken belt gripping device of the conveyor provided by the embodiment of the invention has the following beneficial effects:
1. according to the belt clamping device, the upper pressing plate assembly and the lower pressing plate assembly which are used for rapidly clamping a broken belt are arranged on the rack, then the transmission assembly is arranged, when the broken belt occurs, the upper pressing plate assembly and the lower pressing plate assembly can be triggered instantly to be pressed and clamped, and under the combined action of the spring tension, the broken belt is pulled, so that the wedge-shaped block and the inclined plane of the clamping plate are wedged to generate a larger clamping force, and the wedge-shaped block is more tight as the wedge is more tight, so that the clamping force on the belt can be greatly improved, and the potential safety hazard is reduced.
2. The invention can increase the contact area between the upper and lower pressure plates and the belt by arranging the mutually embedded wavy surfaces on the upper and lower pressure plates, thereby increasing the friction force, ensuring the clamping force of the belt and being stable and reliable.
3. The invention is under the action of two-stage lever in the purely mechanical trigger device, thus being suitable for the complex and severe environment under the coal mine, reducing the use of electric elements such as sensors and the like, increasing the sensitivity and reliability of the device and having fast response speed.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a partial cross-sectional view of the overall structure of the present invention;
FIG. 3 is a schematic view of the structure of the frame of the present invention;
FIG. 4 is a partial cross-sectional structural view of the upper and lower platen assemblies of the present invention;
FIG. 5 is a schematic diagram of the trigger mechanism of the present invention;
FIG. 6 is an enlarged schematic view of the trigger mechanism of the present invention;
FIG. 7 is a front view structural view of the link mechanism of the present invention;
FIG. 8 is a schematic view of the structure of the present invention in which a limit pin is engaged with a carrier roller frame.
In the figure: 1. a frame; 111. a left front pillar; 112. a right front pillar; 121. a left rear pillar; 122. a right rear pillar; 13. a clamping plate; 14. a longitudinal wheel baffle; 15. a transverse wheel baffle plate; 16. a bottom plate frame; 17. a base plate; 2. an upper platen assembly; 21. an upper pressure plate; 22. a wedge block; 23. a longitudinal wheel group; 24. an upper pull ring; 25. a spring; 3. pressing the plate component downwards; 31. a lower pressing plate; 32. connecting blocks; 33. a transverse wheel set; 34. a pull ring is arranged; 4. a trigger mechanism; 41. a non-return roller; 42. a carrier roller frame; (ii) a 43. A spacing pin; 44. a carrier roller seat; 45. a wire rope; 46. a release lever; 47. a lever shaft; 48. a link mechanism; 481. a lower crank; 482. a lower crank shaft; 483. a connecting rod; 484. an upper crank shaft; 485. and an upper crank.
Detailed Description
So that the objects, technical solutions and advantages of the embodiments of the present disclosure will be more apparent, the technical solutions of the embodiments of the present disclosure will be clearly and completely described below with reference to the drawings of the embodiments of the present disclosure. It is to be understood that the described embodiments are only a few embodiments of the present disclosure, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the disclosure without any inventive step, are within the scope of protection of the disclosure.
Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this disclosure belongs. The use of the word "comprising" or "comprises", and the like, in this disclosure is intended to mean that the elements or items listed before that word, include the elements or items listed after that word, and their equivalents, without excluding other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may also include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.
Referring to fig. 1-8, the broken belt grasping device for a conveyor provided by the present invention includes a frame 1, wherein the frame 1 is mounted on an obliquely disposed conveying frame through a supporting mechanism, and further includes a pressing plate assembly, the pressing plate assembly includes an upper pressing plate assembly 2 and a lower pressing plate assembly 3, a belt is located between the upper pressing plate assembly 2 and the lower pressing plate assembly 3, the upper pressing plate assembly 2 includes an upper pressing plate 21, and the lower pressing plate assembly 3 includes a lower pressing plate 31; the belt conveyor further comprises a non-return roller 41 rotating along the transmission conveying direction, the non-return roller 41 is in friction contact with the surface of the belt, the non-return roller 41 runs in the normal running process of the belt, the belt conveyor further comprises two transmission components, the two transmission components are symmetrically arranged on two sides of the lower pressing plate 31, and the transmission components are assembled to be capable of driving the upper pressing plate 21 to move towards the lower pressing plate 31 and clamp the belt when the belt is broken.
The invention can instantly trigger the upper pressing plate component 2 and the lower pressing plate component 3 to press and clamp when a fracture occurs by arranging the upper pressing plate component 2 and the lower pressing plate component 3 which are used for rapidly clamping a fractured belt on the frame 1, and further can generate larger clamping force by wedging the wedge block 22 and the inclined plane of the clamping plate 13 under the combined action of the tension of the spring 25 through the pulling of the fractured belt under the combined action of the tension of the spring 25, so that the clamping force on the belt can be greatly improved and the potential safety hazard is reduced, and the contact area between the upper pressing plate 31 and the belt can be increased by arranging the mutually embedded wavy surfaces on the upper pressing plate 31 and the lower pressing plate 31, so that the friction force is increased, the clamping force of the belt is ensured, and the invention is stable and reliable, under the action of two-stage levers, so that the invention can adapt to the complicated and severe environment under a coal mine well, the use of electric elements such as sensors is reduced, so that the sensitivity and the reliability of the device are improved, and the response speed is high.
In the technical scheme provided by the invention, the transmission assembly comprises a trigger mechanism 4 and a link mechanism 48, the trigger mechanism 4 comprises a roller bracket 42, a release lever 46 and a lever shaft 47, a bottom plate 17 is arranged below the lower pressing plate assembly 3, a roller seat 44 is fixedly arranged on the bottom plate 17, the roller bracket 42 is rotatably arranged on the roller seat 44, a non-return roller 41 is arranged on the roller bracket 42 in a one-way rotating manner, a limit pin 43 is arranged between the roller bracket 42 and the bottom plate 17, the limit pin 43 is a soft limit pin and is fixedly arranged on the bottom plate 17 and then clamped in a groove formed in the roller bracket 42, the roller bracket 42 is kept static under the limit of the limit pin 43, the lever shaft 47 is fixedly arranged on the bottom plate 17, the release lever 46 is rotatably arranged on the lever shaft 47, the lower end of the roller bracket 42 is connected with the long end of the release lever 46 through a steel wire rope 45, and the link mechanism 48 comprises a lower crank 481, A connecting rod 483 and an upper crank 485, wherein the two ends of the connecting rod 483 are respectively hinged on the lower crank 481 and the upper crank 485, the upper crank 485 and the lower crank 481 are respectively movably arranged on the upright post, and the short end of the release lever 46 supports the lower crank 481 to keep the mechanism still.
Further, the upper platen assembly 2 is suspended above the belt through an upper crank 485 of the link mechanism 48, the upper platen assembly 2 further includes a wedge 22, a longitudinal wheel set 23 and an upper pull ring 24, the wedge 22 is fixedly mounted on the outer wall of one side of the upper platen 21, the upper pull ring 24 is fixedly mounted on the lower surface of the wedge 22, the longitudinal wheel set 23 is longitudinally mounted on the outer side of the wedge 22, and the wedge 22 is located between the clamping plate 13 and the left rear upright post 121 and is provided with a certain gap. The vertical wheel group 23 is formed by placing two wheels in the same row and forming plane constraint with the vertical wheel baffle 14, so that the upper pressing plate assembly 2 can be prevented from rotating when falling. The upper platen assembly 2 retains only one degree of freedom of movement up and down, constrained by the frame 1 and the springs 25.
In the further proposed technical solution of the present invention, the wedge 22 is supported by the upper crank 485, and the lower crank 481 is supported by the release lever 46, so as to limit the rotation of the link mechanism 48 to position the upper platen assembly 2 above the belt, and when the belt is broken, the trigger mechanism 4 is instantly started, so that the release lever 46 rotates to separate from the lower crank 481, so that the link mechanism 48 rotates after losing support, and the upper platen assembly 2 is instantly released.
Further, the lower pressing plate assembly 3 further comprises a connecting block 32, a transverse wheel set 33 and a lower pull ring 34, the connecting block 32 is fixedly installed on the outer side of the lower pressing plate 31, the lower pull ring 34 is fixedly installed on the upper surface of the connecting block 32, the transverse wheel set 33 is transversely installed on the outer side of the connecting block 32, the lower pressing plate assembly 3 is placed in a transverse wheel baffle 15 arranged on the side wall of the supporting mechanism through the transverse wheel set 33, a wheel groove matched with the transverse wheel set 33 is formed in the transverse wheel baffle 15, the transverse wheel set 33 is arranged in the wheel groove in a rolling mode and can move along the wheel groove, the transverse wheel set 33 can support the weight of the lower pressing plate assembly 3 on one hand and prevent the lower pressing plate assembly 3 from being pulled up by the spring 25 on the other hand, and can adapt to the impact of inertia force generated when the belt is broken on. The telescopic rod is arranged between the upper pressing plate 21 and the lower pressing plate 31 during normal operation, so that the inclined conveying frame can be guaranteed, the relative positions of the upper pressing plate 21 and the lower pressing plate 31 cannot be changed during normal operation, the lower pressing plate 31 cannot move along the wheel groove, the spring 25 is fixedly arranged between the upper pull ring 24 and the lower pull ring 34, and the clamping speed can be accelerated more rapidly due to the tension of the spring 25 and the gravity of the upper pressing plate assembly 2
Furthermore, the supporting mechanism comprises a left front upright post 111, a right front upright post 112, a left rear upright post 121 and a right rear upright post 122, the left rear upright post 121 and the right rear upright post 122 are respectively and fixedly provided with a longitudinal wheel baffle 14, a transverse wheel baffle 15, an L-shaped bottom plate frame 16 and a bottom plate 17 are respectively arranged on the upright posts, the left front upright post 111 and the right front upright post 112 are respectively and fixedly provided with a clamping plate 13, the lower side of the clamping plate 13 is an inclined surface, and the inclined surface of the lower side of the clamping plate 13 can be wedged with the upper inclined surface of the wedge block 22, so that the clamping force between the upper pressing plate 31 and the lower pressing plate 31 is naturally increased.
Furthermore, in the present invention, the opposite surfaces of the upper pressing plate 21 and the lower pressing plate 31 are wavy surfaces which are mutually embedded, so as to increase the contact area between the upper pressing plate 31 and the lower pressing plate 31 and the belt, cover the whole section of the belt to realize gripping, prevent failure caused by tearing of the belt due to partial section gripping, reduce the number of the belt breakage protection devices arranged along the belt conveyor, and thereby increase the gripping performance of the devices as a whole.
In the further proposed technical scheme of the invention, a non-return shaft is arranged in the non-return roller 41, the non-return roller 41 can only rotate unidirectionally along with the advancing direction of the belt, when the belt is broken, the trigger mechanism is started under the action of the non-return shaft, the non-return roller 41 can only rotate unidirectionally along with the advancing direction of the belt, and the non-return shaft is arranged in the non-return roller 41.
In some embodiments, the left rear pillar 121 and the right rear pillar 122 are opened with rectangular grooves capable of adapting to the rotation of the upper crank 485 and the lower crank 481, and the opened rectangular grooves provide a swing space for the crank of the link mechanism.
When the belt is broken, because the belt is inclined upwards, the belt runs in the reverse direction under the action of the coal and the self gravity, because the non-return roller 41 can not rotate reversely due to the non-return bearing, the roller frame 42 rotates around the roller seat 44 to be far away from the release lever 46 under the dragging of the belt, so that the steel wire rope 45 is driven to pull the release lever 46 to be far away from the release lever 46, the release lever 46 rotates along the lever shaft 47, the short end of the release lever 46 is separated from the lower crank 481, the lower crank 481 loses the support of the release lever 46, because the wedge block 22 on the upper pressure plate assembly 2 is pressed on the upper crank 485, under the support of the release lever 46 lost by the lower crank 481, the wedge block 22 can press the upper crank 485 and press downwards along the direction of the upright column, so as to drive the upper pressure plate assembly 2 to instantly move towards the lower pressure plate assembly 3 and instantly move under the elasticity of the spring 25, the vertical wheel group 23 of both sides slides down along vertical wheel baffle 14, will be located belt and the coal between top board 21 and the holding down plate 31 in the twinkling of an eye and compress tightly, the telescopic link that is located between top board 21 and the holding down plate 31 this moment contracts, vertical wheel group 23 breaks away from the restriction of vertical wheel baffle 14, wedge 22 is located the inclined plane department that the pinch-off plate 13 bottom was seted up, then under clamp force and belt along the inertia effect about the inclined plane, the common inclined plane direction that sets up to pinch-off plate 13 bottom in the twinkling of an eye of top and bottom pinch-off plate subassembly 3 along with the belt removes, horizontal wheel group moves along the direction of race, wedge 22 wedges 13 inclined plane department at this moment, thereby it is tighter to realize more, realize the further clamping protection to the fracture belt.
The above embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and the scope of the present invention is defined by the claims. Various modifications and equivalents may be made by those skilled in the art within the spirit and scope of the present invention, and such modifications and equivalents should also be considered as falling within the scope of the present invention.
Claims (9)
1. A conveyor belt breaking and gripping device comprises a rack (1), wherein the rack (1) is arranged on a conveying rack which is obliquely arranged through a supporting mechanism, and is characterized in that:
the belt conveyor is characterized by further comprising a pressing plate assembly, wherein the pressing plate assembly comprises an upper pressing plate assembly (2) and a lower pressing plate assembly (3), the belt is located between the upper pressing plate assembly (2) and the lower pressing plate assembly (3), the upper pressing plate assembly (2) comprises an upper pressing plate (21), and the lower pressing plate assembly (3) comprises a lower pressing plate (31);
the belt conveyor also comprises a non-return roller (41) rotating along the transmission conveying direction, and the non-return roller (41) is in frictional contact with the surface of the belt;
the belt clamping device is characterized by further comprising two transmission assemblies, wherein the two transmission assemblies are symmetrically arranged on two sides of the lower pressing plate (31), and the transmission assemblies are assembled to drive the upper pressing plate (21) to move towards the lower pressing plate (31) and clamp the belt when the belt is broken.
2. The belt gripping device for a conveyor belt according to claim 1, wherein: the transmission assembly comprises a trigger mechanism (4) and a link mechanism (48);
the trigger mechanism (4) comprises a roller support frame (42), a release lever (46) and a lever shaft (47), a bottom plate (17) is arranged below the lower pressing plate component (3), a roller support seat (44) is fixedly installed on the bottom plate (17), the roller support frame (42) is rotatably installed on the roller support seat (44), a non-return roller (41) is installed on the roller support frame (42) in a one-way rotating mode, a limiting pin (43) is arranged between the roller support frame (42) and the bottom plate (17), the lever shaft (47) is fixedly installed on the bottom plate (17), the release lever (46) is rotatably installed on the lever shaft (47), and the lower end of the roller support frame (42) is connected with the long end of the release lever (46) through a steel wire rope (45);
the link mechanism (48) comprises a lower crank (481), a connecting rod (483) and an upper crank (485), wherein two ends of the connecting rod (483) are respectively hinged on the lower crank (481) and the upper crank (485), the upper crank (485) and the lower crank (481) are respectively and movably arranged on the upright posts, and the short end of the release lever (46) supports the lower crank (481) so that the link mechanism (48) is kept static.
3. A conveyor belt breaking grasping device according to claim 2, characterized in that: the upper pressure plate assembly (2) is suspended above a belt through an upper crank (485) of a connecting rod mechanism (48), the upper pressure plate assembly (2) further comprises a wedge block (22), a longitudinal wheel set (23) and an upper pull ring (24), the wedge block (22) is fixedly installed on the outer wall of one side of the upper pressure plate (21), the upper pull ring (24) is fixedly installed on the lower surface of the wedge block (22), and the longitudinal wheel set (23) is longitudinally installed on the outer side of the wedge block (22);
the wedge block (22) is supported by the upper crank (485) and the lower crank (481) is supported by the release lever (46) to limit rotation of the linkage (48) to position the upper platen assembly (2) above the belt.
4. The belt gripping device for a conveyor belt according to claim 1, wherein: lower pressure board subassembly (3) still include connecting block (32), horizontal wheel group (33) and pull ring (34) down, connecting block (32) fixed mounting in the outside of holding down plate (31), pull ring (34) fixed mounting in the upper surface of connecting block (32) down, horizontal wheel group (33) transversely install in the outside of connecting block (32), just hold down board subassembly (3) through horizontal wheel group (33) place in horizontal wheel baffle (15) that the supporting mechanism lateral wall set up.
5. The belt gripping device for a conveyor belt according to claim 1, wherein: the supporting mechanism comprises a left front upright post (111), a right front upright post (112), a left rear upright post (121) and a right rear upright post (122), wherein wheel baffles (14) are fixedly mounted on the left rear upright post (121) and the right rear upright post (122) respectively.
6. The belt gripping device for a conveyor belt according to claim 1, wherein: the opposite surfaces of the upper pressure plate (21) and the lower pressure plate (31) are wavy surfaces which are mutually embedded.
7. A conveyor belt breaking gripping device according to claim 5, characterized in that: all fixed mounting has clamp plate (13) on left front column (111) and right front column (112), clamp plate (13) downside is the inclined plane.
8. The belt gripping device for a conveyor belt according to claim 1, wherein: the anti-return roller (41) is internally provided with an anti-return shaft, the anti-return roller (41) can only rotate along with the advancing direction of the belt in a one-way mode, and when the belt is broken, the trigger mechanism is started under the action of the anti-return shaft.
9. A conveyor belt breaking gripping device according to claim 5, characterized in that: rectangular grooves which can adapt to the rotation of the upper crank (485) and the lower crank (481) are formed in the left rear upright post (121) and the right rear upright post (122).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011170838.7A CN112278777B (en) | 2020-10-28 | 2020-10-28 | Belt-breaking grasping device for conveyor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011170838.7A CN112278777B (en) | 2020-10-28 | 2020-10-28 | Belt-breaking grasping device for conveyor |
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| CN112278777A true CN112278777A (en) | 2021-01-29 |
| CN112278777B CN112278777B (en) | 2022-02-08 |
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| CN202011170838.7A Active CN112278777B (en) | 2020-10-28 | 2020-10-28 | Belt-breaking grasping device for conveyor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117446447A (en) * | 2023-12-06 | 2024-01-26 | 中国矿业大学 | Conveyer belt film covering deslagging device and using method thereof |
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| CN204416425U (en) * | 2014-12-11 | 2015-06-24 | 湖南省映鸿科技有限公司 | Belt conveyor break catching apparatus |
| CN109704008A (en) * | 2019-03-12 | 2019-05-03 | 微山金源煤矿 | Coordinated type belt-broken protective device of belt conveyer |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117446447A (en) * | 2023-12-06 | 2024-01-26 | 中国矿业大学 | Conveyer belt film covering deslagging device and using method thereof |
| CN117446447B (en) * | 2023-12-06 | 2024-04-05 | 中国矿业大学 | Conveyer belt film covering deslagging device and using method thereof |
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