CN220949796U - Coal conveying conveyer belt overspeed device tensioner - Google Patents
Coal conveying conveyer belt overspeed device tensioner Download PDFInfo
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- CN220949796U CN220949796U CN202323043394.2U CN202323043394U CN220949796U CN 220949796 U CN220949796 U CN 220949796U CN 202323043394 U CN202323043394 U CN 202323043394U CN 220949796 U CN220949796 U CN 220949796U
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- 239000003245 coal Substances 0.000 title claims abstract description 25
- 238000001514 detection method Methods 0.000 claims abstract description 12
- 230000003014 reinforcing effect Effects 0.000 claims description 9
- 238000010276 construction Methods 0.000 claims 1
- 230000035945 sensitivity Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000007704 transition Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000007665 sagging Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011982 device technology Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The utility model provides a coal conveying belt tensioning device, which relates to the field of tensioning devices and comprises: tensioning seat and drive arrangement, tensioning seat includes the end plate, and the one side upper and lower extreme of end plate is fixed with horizontally curb plate, and the inside sliding connection bedplate of curb plate, the internally mounted of bedplate has the bearing, the right-hand member of bedplate is connected with the push rod, and the inside drive shaft that is fixed with of bearing, and the outer end of drive shaft is connected with the detection axle, the detection axle outer end is connected with tension sensor, and tension sensor sliding connection is in the outside of curb plate, drive arrangement includes the clamp plate, and the outer end at the push rod is connected to the clamp plate, and be connected with inclined rod and dull and stereotyped between the clamp plate, dull and stereotyped right-hand member is connected with the pneumatic cylinder, and the pneumatic cylinder right-hand member is connected with the fixed plate. The utility model solves the problems that the existing coal conveying belt tensioning device still has sensitivity deviation on the basis of realizing stable operation and is inconvenient to realize automatic tensioning operation.
Description
Technical Field
The utility model relates to the technical field of tensioning devices, in particular to a coal conveying belt tensioning device.
Background
The coal conveying belt stretches after long-term operation, so that a tensioning device is needed for tensioning. Through searching, the prior art (application number: CN 202222562731.8) describes a double-layer belt conveyor, and belongs to the technical field of belt conveyors; the coal conveying system comprises an upper layer belt conveyor and a lower layer belt conveyor, wherein the two belt conveyors are arranged on a coal conveying trestle, the coal conveying trestle comprises a low horizontal section, a transition inclined plane section and a high horizontal section which are sequentially connected, the lower layer belt conveyor is arranged above the low horizontal section and the transition inclined plane section, the upper layer belt conveyor is arranged above the high horizontal section and the transition inclined plane section, and the upper layer belt conveyor and the lower layer belt conveyor which are arranged above the transition inclined plane section are fixedly connected through a double-layer carrier roller frame; the middle part of the upper layer belt conveyor at the high horizontal section is provided with a heavy hammer tensioning device, and one end of the lower layer belt conveyor at the tail of the low horizontal section is provided with a heavy hammer tensioning device; solves the problem that the prior coal conveying stack bridge can not be reformed and widened to accommodate two belt conveyors. "
However, the double-layer belt conveyor in the prior art still has some defects although the heavy sagging tensioning device is adopted to achieve the tensioning effect: the existing conveyer belt tensioning device generally adopts a manual adjusting threaded rod for tensioning operation or adopts hydraulic equipment for tensioning operation, and the heavy sagging tensioning device has the characteristic of sensitive response, but under the motion condition of conveyer belt equipment, the area of a connecting acting force point of a steel wire rope and a roller is smaller, so that the overall stability of the heavy sagging tensioning device is deviated, and the manual or hydraulic tensioning in the prior art does have poor sensitivity, so that the automatic and timely response tensioning operation is inconvenient to realize.
Disclosure of utility model
In order to overcome the defects existing in the prior art, the coal conveying belt tensioning device is provided at present, so that the problems that the existing coal conveying belt tensioning device still has sensitivity deviation on the basis of realizing stable operation and is inconvenient to realize automatic tensioning operation are solved.
To achieve the above object, there is provided a coal conveying belt tensioning device including: tensioning seat and drive arrangement, tensioning seat includes the end plate, and the one side upper and lower extreme of end plate is fixed with horizontally curb plate, and the inside sliding connection bedplate of curb plate, the internally mounted of bedplate has the bearing, the right-hand member of bedplate is connected with the push rod, and the inside drive shaft that is fixed with of bearing, and the outer end of drive shaft is connected with the detection axle, the detection axle outer end is connected with tension sensor, and tension sensor sliding connection is in the outside of curb plate, drive arrangement includes the clamp plate, and the outer end at the push rod is connected to the clamp plate, and be connected with inclined rod and dull and stereotyped between the clamp plate, dull and stereotyped right-hand member is connected with the pneumatic cylinder, and the pneumatic cylinder right-hand member is connected with the fixed plate.
Further, the end faces of the opposite sides of the side plates are provided with second sliding grooves, second sliding blocks are connected in the second sliding grooves in a sliding mode, and the second sliding blocks are connected to the upper end and the lower end of the seat plate.
Further, the first chute is arranged on the upper end face of the side plate, a first sliding block is connected in the first chute in a sliding mode, an L-shaped connecting block is connected to the upper end of the first sliding block, and the lower end of the connecting block is fixedly connected with the tension sensor.
Further, the end plate and the side plate are of an N-shaped structure, the push rod penetrates through the end plate in a sliding mode, and two groups of end plates and two groups of side plates are arranged.
Further, the two ends of the driving shaft are respectively connected between the two bearings, the outer wall of the driving shaft is fixedly provided with a shaft roller, the outer side of the shaft roller is coated with a conveying belt, and the shaft roller is positioned at the end part of the conveying belt.
Further, the pressing plate and the inclined rods are symmetrically arranged relative to the flat plate, arc-shaped reinforcing rods are connected between the inclined rods, and the reinforcing rods and the hydraulic cylinders are respectively located on two sides of the flat plate.
Further, the fixed plate is fixed on a support between the upper layer conveying belt and the lower layer conveying belt, the base of the hydraulic cylinder is horizontally fixed on one side of the fixed plate, and the hydraulic cylinder is electrically connected with the tension sensor through an external controller.
The utility model has the beneficial effects that:
1. When the tension sensor is used, after tension of the conveying belt is reduced due to elongation, the tension applied to the driving shaft and the detection shaft is correspondingly reduced, tension change is detected through the tension sensor, and then the hydraulic cylinder is started through the external controller, so that the hydraulic cylinder drives the flat plate, the inclined rod and the pressing plate to push the push rod to move, the seat plate is pushed to drive the driving shaft to move, corresponding tensioning of the conveying belt is realized, and more sensitive action reaction is kept in the stable tensioning process;
2. The first sliding groove, the first sliding block and the connecting block are utilized to ensure that the tension sensor is kept to synchronously move in the tensioning driving process; the reinforcing rod is used for conveniently reinforcing the connection strength among the pressing plate, the inclined rod and the flat plate, so that the pressing plate, the inclined rod and the flat plate cannot deform in the moving process.
Drawings
Fig. 1 is a schematic top view of an embodiment of the present utility model.
Fig. 2 is a schematic cross-sectional front view of a tensioning seat according to an embodiment of the present utility model.
Fig. 3 is a schematic side view of a tensioning seat according to an embodiment of the present utility model.
Fig. 4 is a schematic diagram of the structure a in fig. 1 according to an embodiment of the present utility model.
In the figure: 1. a tensioning seat; 11. an end plate; 12. a side plate; 121. a first chute; 122. a second chute; 123. a connecting block; 124. a first slider; 125. a second slider; 13. a seat plate; 14. a bearing; 15. a drive shaft; 16. a detection shaft; 17. a push rod; 18. a tension sensor; 2. a driving device; 21. a pressing plate; 22. an inclined lever; 23. a reinforcing rod; 24. a flat plate; 25. a hydraulic cylinder; 26. a fixing plate; 3. and (3) a conveyor belt.
Description of the embodiments
Referring to fig. 1 to 4, the present utility model provides a coal conveying belt tensioning device, comprising: a tensioning seat 1 and a driving device 2.
Specifically, the tensioning seat 1 includes an end plate 11, and the upper and lower ends of one side of the end plate 11 are fixed with a horizontal side plate 12, and the side plate 12 is internally slidingly connected with a seat plate 13, the inside of the seat plate 13 is provided with a bearing 14, the right end of the seat plate 13 is connected with a push rod 17, and the inside of the bearing 14 is fixed with a driving shaft 15, and the outer end of the driving shaft 15 is connected with a detection shaft 16, the outer end of the detection shaft 16 is connected with a tension sensor 18, and the tension sensor 18 is slidingly connected to the outer side of the side plate 12, the driving device 2 includes a pressing plate 21, and the pressing plate 21 is connected to the outer end of the push rod 17, and an inclined rod 22 and a flat plate 24 are connected between the pressing plates 21, the right end of the flat plate 24 is connected with a hydraulic cylinder 25, and the right end of the hydraulic cylinder 25 is connected with a fixed plate 26.
In the present embodiment, the tension seat 1 and the driving device 2 constitute a main body structure of the coal conveying belt tension device in the present application.
In this embodiment, the detection shaft 16 and the driving shaft 15 are coaxially connected, and the driving shaft 15 is actually a driven member, and at the end of the conveyor belt 3 remote from the tensioning seat 1, a driving device is provided, including a motor and a driving shaft member, so as to drive the conveyor belt 3 to move.
As a preferred embodiment, the driving device 2 is arranged to facilitate the synchronous movement of the two ends of the driving shaft 15, so as to realize the stability of tensioning adjustment.
Specifically, the opposite side end surfaces of the side plates 12 are provided with second sliding grooves 122, the second sliding grooves 122 are slidably connected with second sliding blocks 125, the second sliding blocks 125 are connected with the upper end and the lower end of the seat plate 13, the upper end surfaces of the side plates 12 are provided with first sliding grooves 121, the first sliding grooves 121 are slidably connected with first sliding blocks 124, the upper ends of the first sliding blocks 124 are connected with L-shaped connecting blocks 123, the lower ends of the connecting blocks 123 are fixedly connected with the tension sensors 18, the end plates 11 and the side plates 12 are in an N-shaped structure, the push rods 17 slidably penetrate through the end plates 11, and the end plates 11 and the side plates 12 are provided with two groups.
As a preferred embodiment, the tension sensor 18 is slidably connected to the side plate 12 by a connecting block 123, so that the tension sensor and the seat plate 13 move synchronously.
Specifically, two ends of the driving shaft 15 are respectively connected between the two bearings 14, a shaft roller is fixed on the outer wall of the driving shaft 15, the outer side of the shaft roller is coated with the conveying belt 3, and the shaft roller is located at the end part of the conveying belt 3.
As a preferred embodiment, the driving shaft 15 is inserted into the bearing 14, and the bearing 14 is inserted into a mounting hole formed in the interior of the seat plate 13, so that automatic rotation of the driving shaft 15 is achieved.
Specifically, the pressing plate 21 and the inclined rod 22 are symmetrically arranged with respect to the flat plate 24, and an arc-shaped reinforcing rod 23 is connected between the inclined rods 22, and the reinforcing rod 23 and the hydraulic cylinder 25 are respectively located at two sides of the flat plate 24, the fixing plate 26 is fixed on the support between the upper and lower conveyer belts 3, the base of the hydraulic cylinder 25 is horizontally fixed at one side of the fixing plate 26, and the hydraulic cylinder 25 is electrically connected with the tension sensor 18 through an external controller.
In a preferred embodiment, the tension sensor 18 is set in advance to a range of the tension value to be moved, and a signal below the range is transmitted to the controller, whereby the operation of the hydraulic cylinder 25 can be controlled sensitively.
When the tension sensor is used, after tension of the conveying belt is reduced due to elongation, the tension applied to the driving shaft and the detection shaft is correspondingly reduced, tension change is detected through the tension sensor, and then the hydraulic cylinder is started through the external controller, so that the hydraulic cylinder drives the flat plate, the inclined rod and the pressing plate to push the push rod to move, the seat plate is pushed to drive the driving shaft to move, corresponding tensioning of the conveying belt is achieved, and further more sensitive action reaction is kept in the process of stable tensioning.
The coal conveying belt tensioning device can effectively solve the problems that the existing coal conveying belt tensioning device still has sensitivity deviation on the basis of realizing stable operation and is inconvenient to realize automatic tensioning operation, and realizes more sensitive tensioning adjustment action and simultaneously maintains sensitivity on the basis of the existing coal conveying belt tensioning device technology, so that the automatic tensioning operation is realized and the use is more convenient.
Claims (7)
1. A coal conveying belt tensioning device comprising: tensioning seat (1) and drive arrangement (2), its characterized in that: the tensioning seat (1) comprises an end plate (11), a horizontal side plate (12) is fixed at the upper end and the lower end of one side of the end plate (11), the side plate (12) is internally connected with a seat plate (13) in a sliding manner, a bearing (14) is arranged in the seat plate (13), the right end of the seat plate (13) is connected with a push rod (17), a driving shaft (15) is fixed in the bearing (14), the outer end of the driving shaft (15) is connected with a detection shaft (16), the outer end of the detection shaft (16) is connected with a tension sensor (18), the tension sensor (18) is in sliding connection with the outer side of the side plate (12), the driving device (2) comprises a pressing plate (21), the pressing plate (21) is connected with the outer end of the push rod (17), an inclined rod (22) and a flat plate (24) are connected between the pressing plate (21), the right end of the flat plate (24) is connected with a hydraulic cylinder (25), and the right end of the hydraulic cylinder (25) is connected with a fixing plate (26).
2. The tensioning device for the coal conveying belt according to claim 1, wherein the opposite side end surfaces of the side plates (12) are provided with second sliding grooves (122), second sliding blocks (125) are connected in the second sliding grooves (122) in a sliding manner, and the second sliding blocks (125) are connected to the upper end and the lower end of the seat plate (13).
3. The coal conveying belt tensioning device according to claim 1, wherein a first sliding groove (121) is formed in the upper end face of the side plate (12), a first sliding block (124) is connected in the first sliding groove (121) in a sliding mode, an L-shaped connecting block (123) is connected to the upper end of the first sliding block (124), and the lower end of the connecting block (123) is fixedly connected with the tension sensor (18).
4. A coal conveyor belt tensioner according to claim 1, characterized in that the end plate (11) and the side plate (12) are of N-shaped construction, and that the push rod (17) slides through the end plate (11), and that the end plate (11) and the side plate (12) are provided with two sets.
5. A coal conveying belt tensioning device according to claim 1, characterized in that two ends of the driving shaft (15) are respectively connected between two bearings (14), a shaft roller is fixed on the outer wall of the driving shaft (15), the outer side of the shaft roller is coated with the conveying belt (3), and the shaft roller is located at the end part of the conveying belt (3).
6. A coal conveyor belt tensioner according to claim 1, characterized in that the pressure plate (21) and the tilting lever (22) are symmetrically arranged with respect to the flat plate (24), and that an arc-shaped reinforcing lever (23) is connected between the tilting levers (22), and that the reinforcing lever (23) and the hydraulic cylinder (25) are located on both sides of the flat plate (24), respectively.
7. A coal conveyor belt tensioner according to claim 1, characterized in that the fixing plate (26) is fixed on a bracket between the upper and lower conveyor belts (3), and the base of the hydraulic cylinder (25) is horizontally fixed at one side of the fixing plate (26), and the hydraulic cylinder (25) is electrically connected with the tension sensor (18) through an external controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323043394.2U CN220949796U (en) | 2023-11-11 | 2023-11-11 | Coal conveying conveyer belt overspeed device tensioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323043394.2U CN220949796U (en) | 2023-11-11 | 2023-11-11 | Coal conveying conveyer belt overspeed device tensioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220949796U true CN220949796U (en) | 2024-05-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323043394.2U Active CN220949796U (en) | 2023-11-11 | 2023-11-11 | Coal conveying conveyer belt overspeed device tensioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220949796U (en) |
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2023
- 2023-11-11 CN CN202323043394.2U patent/CN220949796U/en active Active
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