CN212055707U - Hydraulic tensioning device - Google Patents
Hydraulic tensioning device Download PDFInfo
- Publication number
- CN212055707U CN212055707U CN202020852173.7U CN202020852173U CN212055707U CN 212055707 U CN212055707 U CN 212055707U CN 202020852173 U CN202020852173 U CN 202020852173U CN 212055707 U CN212055707 U CN 212055707U
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- China
- Prior art keywords
- main clutch
- tensioning
- rotating arm
- accommodating groove
- oil cylinder
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Abstract
The utility model relates to a hydraulic tensioning device, which comprises a main clutch oil cylinder, a rotating arm, a tensioning screw rod and a main clutch bracket; one end of the rotating arm is connected with the main clutch oil cylinder, and the other end of the rotating arm is rotatably connected with the first accommodating groove; the rotating arm is braked to rotate in the first accommodating groove through the main clutch oil cylinder; one end of the tensioning screw is connected with the rotating arm in a matching way, and the other end of the tensioning screw is connected with the elastic element in a matching way; the tensioning screw brakes the elastic element via the rotating arm; the main clutch support is connected with the rotating arm in a matched mode through the first accommodating groove, the main clutch support is movably connected with the tensioning piece through the second accommodating groove, and the tensioning piece is braked through the elastic element to tension the main clutch tensioning wheel. This novel device can realize also can playing the tensioning effect when main clutch cylinder is inoperative, increases the reliability, and the tensioning spring can reach stepless tensioning's effect simultaneously.
Description
Technical Field
The utility model relates to the field of agricultural machinery, especially, relate to a hydraulic tensioning device.
Background
At present, a main clutch belt pulley in agricultural machinery in the prior art is tensioned by a mechanical pull rod, the tensioning mode is labor-consuming and low in reliability, stepless tensioning cannot be realized, and a hydraulic tensioning device special for the main clutch belt pulley is not provided at present to realize stepless tensioning, so that the tensioning reliability is improved.
Disclosure of Invention
To prior art problem, the utility model provides a hydraulic pressure overspeed device tensioner can realize also can playing the tensioning effect in the inoperative of main clutch cylinder, increases the reliability, and the tensioning spring can reach stepless tensioning's effect simultaneously.
In order to achieve the purpose, the utility model provides a hydraulic tensioning device, which comprises a main clutch oil cylinder, a rotating arm, a tensioning screw rod and a main clutch bracket; one end of the rotating arm is connected with the main clutch oil cylinder, and the other end of the rotating arm is rotatably connected with the first accommodating groove; the rotating arm is braked to rotate in the first accommodating groove through the main clutch oil cylinder; one end of the tensioning screw is connected with the rotating arm in a matching way, and the other end of the tensioning screw is connected with the elastic element in a matching way; the tensioning screw rod brakes the elastic element through the rotating arm; the main clutch support is connected with the rotating arm in a matched mode through the first accommodating groove, the main clutch support is movably connected with the tensioning piece through the second accommodating groove, and the tensioning piece is braked through the elastic element to tension the main clutch tensioning wheel.
Preferably, the first receiving groove has a shape different from that of a rotating arm that generates a dead point position; the first accommodating groove is provided with a limiting device in a matching mode.
Preferably, the main clutch cylinder is connected with a valve through a hydraulic pipeline, and the connecting valve controls the main clutch cylinder to brake so that the main clutch bracket is tensioned or the main clutch tension wheel is separated.
Preferably, the hydraulic tensioning device comprises a processing unit connected with the main clutch cylinder, and in response to a tensioning command, the processing unit controls the main clutch cylinder to actuate a preset position so that the main clutch bracket tensions the main clutch tensioning wheel.
Preferably, the elastic element comprises a spring.
Preferably, the tensioning screw rod is sleeved with a disc spring.
Advantageous effects
The utility model discloses hydraulic tensioning device's technical scheme adopts the hydraulic tensioning mode completely, and through the clutch cylinder action, the drive swinging boom drives the tensioning screw rod and compresses tightly the main clutch support, tensioning main clutch take-up pulley, and the swinging boom is automatic to be produced the dead point position after the work of main clutch cylinder, also can play the tensioning effect in the inoperative of main clutch cylinder, increases the reliability, and the tensioning spring can reach stepless tensioning's effect simultaneously.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The utility model relates to a hydraulic tensioning device, which comprises a main clutch oil cylinder 1, a rotating arm 2, a tensioning screw rod 4 and a main clutch bracket 6; one end of the rotating arm 2 is connected with the main clutch oil cylinder 1, and the other end of the rotating arm is rotatably connected with the first accommodating groove 3; the rotating arm 2 is braked to rotate in the first accommodating groove 3 through the main clutch oil cylinder 1; one end of the tensioning screw rod 4 is connected with the rotating arm 2 in a matching way, and the other end of the tensioning screw rod is connected with the elastic element 5 in a matching way; the tensioning screw rod 4 brakes the elastic element 5 through the rotating arm 2; the main clutch support 6 is connected with the rotating arm 2 through the first accommodating groove 3 in a matched mode, the main clutch support 6 is movably connected with the tensioning piece 7 through the second accommodating groove 9, and the tensioning piece 7 is braked through the elastic element 5 to tension the main clutch tensioning wheel 8.
The shape of the first accommodating groove 3 is different from that of the rotating arm 2, and the rotating arm 2 generates a dead point position; the first accommodating groove 3 is provided with a limiting device in a matching mode.
The main clutch oil cylinder 1 is connected with a valve through a hydraulic pipeline, and the connecting valve controls the main clutch oil cylinder 1 to brake so that the main clutch support is tensioned or the main clutch tension wheel 8 is separated.
The hydraulic tensioning device comprises a processing unit connected with the main clutch cylinder 1, and in response to a tensioning command, the processing unit controls the main clutch cylinder 1 to actuate a preset position so that the main clutch bracket 6 tensions the main clutch tensioning wheel 8.
The elastic element 5 comprises a spring.
And a disc spring is sleeved on the tensioning screw rod 4.
The processing unit of the device comprises a singlechip, an Application Specific Integrated Circuit (ASIC) or a Field Programmable Gate Array (FPGA), and the processing unit comprises a storage unit, wherein the storage unit comprises one or more of a Read Only Memory (ROM), a Random Access Memory (RAM), a flash memory or an Electrically Erasable Programmable Read Only Memory (EEPROM).
The control unit comprises a flexible touch screen for displaying information and wireless communication equipment, the wireless communication equipment at least comprises wireless local area network communication equipment and/or mobile communication network equipment, the wireless local area network communication equipment comprises a Bluetooth module, a ZigBee module and/or a Wi-Fi module, and the mobile communication network equipment comprises a 2G wireless communication chip, a 3G wireless communication chip, a 4G wireless communication chip and/or a 5G wireless communication chip.
The processing unit and the control unit of the device relate to components in the prior art, and both can realize connection and signal transmission control.
When the device is based on the expected tension, the main clutch oil cylinder 1 provides a preset actuating force; the rotating arm 2 rotates in the first receiving groove 3 under the actuation of the main clutch cylinder 1; the tensioning member 7 then tensions the main clutch tensioner 8 via the elastic element 5 with the desired tensioning force.
This novel hydraulic pressure overspeed device tensioner can replace original mechanical pull rod tensioning mode, and this mechanism changes in real item owner separation and reunion tensioning belt tensioning, and labour saving and time saving, and degree of automation is high. The hydraulic cylinder driving mode automatically generates a dead point mechanism after tensioning, and safety and reliability after tensioning are realized. The driver sits in the cab and presses the control handle button to realize the combination and separation of the main clutch.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. A hydraulic tensioning device characterized by: the device comprises a main clutch oil cylinder, a rotating arm, a tensioning screw and a main clutch bracket; one end of the rotating arm is connected with the main clutch oil cylinder, and the other end of the rotating arm is rotatably connected with the first accommodating groove; the rotating arm is braked to rotate in the first accommodating groove through the main clutch oil cylinder; one end of the tensioning screw is connected with the rotating arm in a matching way, and the other end of the tensioning screw is connected with the elastic element in a matching way; the tensioning screw brakes the elastic element via the rotating arm; the main clutch support is connected with the rotating arm in a matched mode through the first accommodating groove, the main clutch support is movably connected with the tensioning piece through the second accommodating groove, and the tensioning piece is braked through the elastic element to tension the main clutch tensioning wheel.
2. The hydraulic tensioner as in claim 1, wherein: the first accommodating groove is different from a rotating arm in shape, and the rotating arm generates a dead point position; the first accommodating groove is provided with a limiting device in a matching mode.
3. The hydraulic tensioner as in claim 2, wherein: the main clutch oil cylinder is connected with a valve through a hydraulic pipeline, and the connecting valve controls the main clutch oil cylinder to brake so that the main clutch support is tensioned or the main clutch tension wheel is separated.
4. The hydraulic tensioner as in claim 1, wherein: the hydraulic tensioning device comprises a processing unit connected with the main clutch oil cylinder, and the processing unit controls the main clutch oil cylinder to actuate a preset position to enable the main clutch support to tension the main clutch tensioning wheel in response to a tensioning command.
5. The hydraulic tensioner as in claim 1, wherein: the elastic element comprises a spring.
6. The hydraulic tensioner as in claim 1, wherein: and the tensioning screw rod is sleeved with a disc spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020852173.7U CN212055707U (en) | 2020-05-20 | 2020-05-20 | Hydraulic tensioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020852173.7U CN212055707U (en) | 2020-05-20 | 2020-05-20 | Hydraulic tensioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212055707U true CN212055707U (en) | 2020-12-01 |
Family
ID=73520731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020852173.7U Active CN212055707U (en) | 2020-05-20 | 2020-05-20 | Hydraulic tensioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212055707U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114013939A (en) * | 2021-11-18 | 2022-02-08 | 潍坊天恒检测科技有限公司 | Quick belt disassembling and replacing device |
-
2020
- 2020-05-20 CN CN202020852173.7U patent/CN212055707U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114013939A (en) * | 2021-11-18 | 2022-02-08 | 潍坊天恒检测科技有限公司 | Quick belt disassembling and replacing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230228 Address after: No.1688 Xingguang street, Hefu Town, Huzhou City, Zhejiang Province Patentee after: XINGGUANG AGRICULTURAL MACHINERY Co.,Ltd. Address before: 457400 Henan Puyang Industrial Development Zone, South Le County Development Road North Section Road East Patentee before: Xingguang agricultural machinery (Henan) Co.,Ltd. |
|
| TR01 | Transfer of patent right |