CN210048000U - Chain tensioning device of scraper reclaimer - Google Patents
Chain tensioning device of scraper reclaimer Download PDFInfo
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- CN210048000U CN210048000U CN201920598633.5U CN201920598633U CN210048000U CN 210048000 U CN210048000 U CN 210048000U CN 201920598633 U CN201920598633 U CN 201920598633U CN 210048000 U CN210048000 U CN 210048000U
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- tensioning
- oil cylinder
- cross shaft
- chain wheel
- chain
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Abstract
The utility model provides a chain tensioning device of a scraper reclaimer, wherein a transmission part comprises a cross shaft and a chain wheel, two ends of the cross shaft are connected with a sliding block, the sliding block is arranged on a tailstock of the scraper reclaimer, the tail frame is provided with a sliding rail, the sliding block moves along the sliding rail, the cross shaft is sleeved with the chain wheel close to two ends of the sliding block, the chain wheel is connected with a chain wheel plate through a bolt, the cross shaft is connected with a tensioning oil cylinder through an oil cylinder bracket, the tensioning oil cylinder is connected with a pressure sensor, the pressure sensor is connected with a controller, the tensioning oil cylinder is connected with the chain wheel through the cross shaft, the pressure of the tensioning oil cylinder is controlled through the pressure sensor, the tensioning stroke is controlled through a built-in displacement sensor of the tensioning oil cylinder, the chain tensioning device is simple to manufacture and convenient to install, the condition that the operation of the, the cross shaft of the tensioning device is only used as a stress shaft and does not rotate along with the chain wheel, so that the operation is stable, and the work is reliable.
Description
Technical Field
The utility model relates to a material conveyor technical field, concretely relates to scraper blade reclaimer chain overspeed device tensioner.
Background
The scraper reclaimer is a device which adopts a chain to drive a scraper to continuously scrape and take materials, and has a wide application range to the materials. When the scraper reclaimer is used, the scraper fixed on the chain is driven by the chain to scrape the material in the material yard onto the ground belt conveyor on one side of the material yard. At present, the chain tensioning device of the scraper reclaimer is complex in structure, more in parts and troublesome to install. The ideal scraper reclaimer has good chain tensioning performance, can adjust the chain tensioning degree at any time, has low failure rate and needs high automation degree.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to adjust the tensioning degree of scraper reclaimer chain, for solving above-mentioned problem, the utility model provides a scraper reclaimer chain tensioning device.
The purpose of the utility model is realized with the following mode:
the utility model provides a scraper blade reclaimer chain overspeed device tensioner, includes tensioning portion and transmission portion, the tensioning portion includes tensioning cylinder, hydro-cylinder support, slider and slide rail, transmission portion includes cross axle and sprocket, the cross axle both ends are connected with the slider, the slider sets up on scraper blade reclaimer's tailstock, be equipped with the slide rail on the tailstock, the slider removes along the slide rail, and the both ends that the cross axle is close to the slider cup joint the sprocket, and the sprocket passes through bolted connection sprocket plate, the cross axle passes through hydro-cylinder leg joint tensioning cylinder, tensioning cylinder is connected with pressure sensor, and pressure sensor is connected with the controller.
The cross shaft is T-shaped.
The chain wheel and the cross shaft rotate circularly through the bearing.
The chain wheel plate is provided with a plurality of buffer blocks, and the buffer blocks are made of rubber.
The tensioning hydraulic cylinder is also connected with a displacement sensor, and the displacement sensor is connected with the controller.
The controller is a PLC controller.
Compared with the prior art, the utility model discloses tensioning cylinder passes through the cross axle with the sprocket and is connected, through pressure sensor control tensioning cylinder pressure, through opening the built-in displacement sensor control tensioning stroke of hydro-cylinder, simple manufacture, simple to operate have improved because the overspeed device tensioner that manufacturing error and installation error arouse moves the not in proper order condition, because in the reclaimer working process, the overspeed device tensioner cross axle only uses as the atress axle and does not rotate along with the sprocket, operates steadily, reliable operation.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a sectional view taken along the direction a in fig. 1.
The device comprises a tensioning oil cylinder 1, a pressure sensor 2, an oil cylinder support 3, a sprocket plate 4, a buffer block 5, a sliding block 6, a sliding rail 7, a cross shaft 8, a tail frame 9, a displacement sensor 10 and a sprocket 11.
Detailed Description
As shown in the accompanying drawings 1 to 2, a chain tensioning device of a scraper reclaimer comprises a tensioning part and a transmission part, wherein the tensioning part comprises a tensioning oil cylinder 1, an oil cylinder support 3, a sliding block 6 and a sliding rail 7, the transmission part comprises a cross shaft 8 and a chain wheel 11, two ends of the cross shaft 8 are connected with the sliding block 6, the sliding block 6 is arranged on a tail frame 9 of the scraper reclaimer, the sliding rail 7 is arranged on the tail frame 9, the sliding block 6 moves along the sliding rail 7, the two ends of the cross shaft 8, which are close to the sliding block 6, are sleeved with the chain wheel 11, the chain wheel 11 is connected with a chain wheel plate 4 through a bolt, the cross shaft 8 is connected with the tensioning oil cylinder 1 through the oil cylinder support 3, the tensioning oil cylinder 1 is connected with a pressure sensor.
The working process of the utility model is as follows: the pressure sensor 2 detects the thrust of the tensioning oil cylinder 1 to the cross shaft 8, when the chain is loosened, namely the pressure is smaller than a set pressure value, the pressure sensor 2 transmits a signal to the controller, the controller controls the tensioning oil cylinder 1 to work, the tensioning oil cylinder 1 is connected with the cross shaft 8 through the oil cylinder support 3, the oil cylinder support 3 is provided with a sleeve, the tensioning oil cylinder 1 slides axially through the sleeve of the oil cylinder support 3 so as to avoid damaging the tensioning oil cylinder 1, the tensioning oil cylinder 1 pushes the cross shaft 8, the sliding blocks 6 are arranged on two sides of the cross shaft 8, the sliding blocks 6 are arranged on a sliding rail 7 on a tail frame 9, the cross shaft 8 moves along the sliding rail 7, the chain wheel 11 is connected with the cross shaft 8 through a bearing, the chain wheel 11 rotates axially, the cross shaft 8 only serves as a stressed shaft and does not rotate along with the chain wheel 11, so as to push the chain wheel 11 and the chain wheel plate, the displacement sensor 10 is connected with a controller to control the tensioning stroke of the tensioning oil cylinder 1.
The cross 8 is T-shaped, the sprocket 11 and the cross 8 rotate circumferentially via a bearing, and the cross 8 is used only as a stressed shaft and does not rotate with the sprocket 11.
Be equipped with a plurality of buffer blocks 5 on sprocket plate 4, buffer block 5 is the rubber material, and buffer block 5 is along circumference align to grid on sprocket plate 4.
The tensioning hydraulic cylinder is further connected with a displacement sensor 10, the displacement sensor 10 is connected with a controller, the controller is a PLC controller, and the controller controls the tensioning oil cylinder 1 to work.
While the preferred embodiments of the present invention have been described, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the general inventive concept, and it is intended to cover all such changes and modifications as fall within the true spirit and scope of the invention.
Claims (6)
1. The utility model provides a scraper reclaimer chain overspeed device tensioner, includes tensioning portion and transmission part, its characterized in that: the tensioning part comprises a tensioning oil cylinder, an oil cylinder support, a sliding block and a sliding rail, the transmission part comprises a cross shaft and a chain wheel, two ends of the cross shaft are connected with the sliding block, the sliding block is arranged on a tail frame of the scraper reclaimer, the sliding rail is arranged on the tail frame, the sliding block moves along the sliding rail, the two ends of the cross shaft close to the sliding block are sleeved with the chain wheel, the chain wheel is connected with a chain wheel plate through a bolt, the cross shaft is connected with the tensioning oil cylinder through the oil cylinder support, the tensioning oil cylinder is connected with a pressure sensor, and the pressure sensor is connected.
2. The chain tensioner of scraper reclaimer of claim 1, characterized in that: the cross shaft is T-shaped.
3. The chain tensioner of scraper reclaimer of claim 1, characterized in that: the chain wheel and the cross shaft rotate circularly through the bearing.
4. The chain tensioner of scraper reclaimer of claim 1, characterized in that: the chain wheel plate is provided with a plurality of buffer blocks, and the buffer blocks are made of rubber.
5. The chain tensioner of scraper reclaimer of claim 1, characterized in that: the tensioning hydraulic cylinder is also connected with a displacement sensor, and the displacement sensor is connected with the controller.
6. The chain tensioner of scraper reclaimer of claim 1, characterized in that: the controller is a PLC controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920598633.5U CN210048000U (en) | 2019-04-28 | 2019-04-28 | Chain tensioning device of scraper reclaimer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920598633.5U CN210048000U (en) | 2019-04-28 | 2019-04-28 | Chain tensioning device of scraper reclaimer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210048000U true CN210048000U (en) | 2020-02-11 |
Family
ID=69381938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920598633.5U Active CN210048000U (en) | 2019-04-28 | 2019-04-28 | Chain tensioning device of scraper reclaimer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210048000U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114852600A (en) * | 2022-06-13 | 2022-08-05 | 泰安英迪利机电科技有限公司 | Spiral tensioning device for belt conveyor |
| CN114955397A (en) * | 2022-07-27 | 2022-08-30 | 华电曹妃甸重工装备有限公司 | Self-adaptive scraper plate direction changing device and heavy bulk material conveyor |
-
2019
- 2019-04-28 CN CN201920598633.5U patent/CN210048000U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114852600A (en) * | 2022-06-13 | 2022-08-05 | 泰安英迪利机电科技有限公司 | Spiral tensioning device for belt conveyor |
| CN114955397A (en) * | 2022-07-27 | 2022-08-30 | 华电曹妃甸重工装备有限公司 | Self-adaptive scraper plate direction changing device and heavy bulk material conveyor |
| CN114955397B (en) * | 2022-07-27 | 2022-10-25 | 华电曹妃甸重工装备有限公司 | Self-adaptive scraper plate direction changing device and heavy bulk material conveyor |
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