CN220949795U - Belt tensioning mechanism - Google Patents
Belt tensioning mechanism Download PDFInfo
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- CN220949795U CN220949795U CN202322803925.7U CN202322803925U CN220949795U CN 220949795 U CN220949795 U CN 220949795U CN 202322803925 U CN202322803925 U CN 202322803925U CN 220949795 U CN220949795 U CN 220949795U
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- rod
- shaft
- guide rod
- connecting shaft
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- 230000005540 biological transmission Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of belt tensioning, and particularly discloses a belt tensioning mechanism which comprises two groups of tensioning components connected through a connecting shaft; each group of tensioning components comprises a mounting seat; the mounting seat is connected with a guide rod; the other end of the guide rod is hinged with a connecting rod; one end of the connecting rod is eccentrically hinged at the shaft end of the connecting shaft; a handle rod is arranged at one end of the connecting shaft along the radial direction; the guide rod is arranged in the guide cylinder in a sliding way. Compared with the prior art, the belt tensioning mechanism is simple in arrangement and convenient to operate, belt tensioning between the driven roller and the belt conveyor driving roller can be quickly adjusted, and intermittent rotation of a belt of the belt conveyor is guaranteed.
Description
Technical Field
The utility model relates to the technical field of belt tensioning, and particularly discloses a belt tensioning mechanism.
Background
Belt drive is a common, low cost power transmission with smooth motion, clean and low noise characteristics, so many machines use belt drive as the power transmission. Because the belt used for belt transmission has certain elasticity, after a period of use, the elasticity of the belt can be reduced, the length can be prolonged, and if the positions of the driving wheel and the driven wheel are unchanged, the belt can be loosened more and more, and the power transmission is affected. The loosened belt is typically again tightened. In the prior art, the position of the driven wheel is generally adjusted by using a bolt, so that a belt between the driven wheel and the driving wheel is tensioned.
In actual use, the belt transmission method is also provided, namely, the intermittent rotation of the belt is realized by intermittently adjusting the tension degree of the belt, so that the intermittent conveying of articles on the transmission belt is realized. The use method can avoid frequent start and stop of the motor at the driving wheel side and prolong the service life of the motor.
In the prior art, the position of the driven wheel is generally adjusted by using a bolt, so that a belt between the driven wheel and the driving wheel is tensioned. But by utilizing bolt adjustment, the operation process is longer, and can not be adjusted in place in time, thereby influencing the timely conveying of articles on the belt.
Disclosure of utility model
Aiming at the defects of the prior art, the utility model provides a belt tensioning mechanism which solves the problems that the position of a driven wheel is adjusted by a bolt, so that the driven wheel cannot be adjusted in place in time, and the timely conveying of articles on a belt is affected.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
The belt tensioning mechanism comprises two groups of tensioning components connected through a connecting shaft; each group of tensioning components comprises a mounting seat; the mounting seat is connected with a guide rod; the other end of the guide rod is hinged with a connecting rod; one end of the connecting rod is eccentrically hinged at the shaft end of the connecting shaft; a handle rod is arranged at one end of the connecting shaft along the radial direction; the guide rod is arranged in the guide cylinder in a sliding way. The connecting shaft is driven to rotate by manually pulling the handle rod, and the guide rod is pulled by the connecting rod, so that the driven roller of the belt conveyor arranged on the mounting seat is driven to move, and the belt tension between the driven roller and the driving roller of the belt conveyor is regulated. The guide cylinder is arranged to limit the moving direction of the guide rod, so that the moving stability of the driven roller on the mounting seat is ensured. The belt tensioning mechanism is simple in arrangement and convenient to operate, belt tensioning between the driven roller and the belt conveyor driving roller can be quickly adjusted, and intermittent rotation of a belt of the belt conveyor is guaranteed.
Preferably, a hinge seat is arranged on the outer wall of the shaft end of the connecting shaft; the connecting rod is hinged on the hinging seat. And finishing the arrangement that the connecting rod is eccentrically hinged at the shaft end of the connecting shaft.
Preferably, the centre line of the guide cylinder is perpendicular to the connecting shaft axis. The driven roller is ensured to move along the radial direction, and the distance between the driven roller and the driving roller of the belt conveyor is convenient to adjust.
Preferably, the mounting base comprises an axle seat; the shaft seat is arranged on the fixed plate through bolts; the guide rod is connected with the fixing plate. The driven roller shaft end is arranged on the shaft seat, and the guide rod drives the fixed plate to move, so that the driven roller is driven to move.
Preferably, the fixing plate is integrally arranged in an L-shaped plate; the fixing plate is provided with a strip groove. The driven roller is arranged on the fixed plate conveniently.
Preferably, the guide bar is provided on the fixing plate by two nuts. The position that the guide arm set up on the fixed plate can be adjusted, the distance that the driven voller of installing on the mount pad removed can be adjusted under the same radian prerequisite of handle bar rotation, the tight that rises of assurance belt.
The beneficial effects of the utility model are as follows:
The connecting shaft is driven to rotate by manually pulling the handle rod, and the guide rod is pulled by the connecting rod, so that the driven roller of the belt conveyor arranged on the mounting seat is driven to move, and the belt tension between the driven roller and the driving roller of the belt conveyor is regulated. The guide cylinder is arranged to limit the moving direction of the guide rod, so that the moving stability of the driven roller on the mounting seat is ensured. The belt tensioning mechanism is simple in arrangement and convenient to operate, belt tensioning between the driven roller and the belt conveyor driving roller can be quickly adjusted, and intermittent rotation of a belt of the belt conveyor is guaranteed.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present utility model;
FIG. 2 is a schematic illustration of a belt in a relaxed state during use according to an embodiment of the present utility model;
fig. 3 is a schematic diagram of a belt tensioning state in use according to an embodiment of the present utility model.
Reference numerals illustrate:
The device comprises a connecting shaft, a 2-mounting seat, a 3-guide rod, a 4-connecting rod, a 5-handle rod, a 6-guide cylinder, a 7-driven roller, an 8-bracket, a 9-belt conveyor frame, a 10-belt and an 11-limit rod;
101-hinging seats; 201-shaft seat, 202-fixing plate and 203-strip groove.
Detailed Description
The utility model is further described below with reference to examples.
As shown in fig. 1, the belt tensioning mechanism comprises two groups of tensioning components connected through a connecting shaft 1; each group of tensioning components comprises a mounting seat 2; the mounting seat 2 is connected with a guide rod 3; the other end of the guide rod 3 is hinged with a connecting rod 4; one end of the connecting rod 4 is eccentrically hinged at the shaft end of the connecting shaft 1; a handle rod 5 is arranged at one end of the connecting shaft 1 along the radial direction; the guide rod 3 is slidably arranged in the guide cylinder 6. The connecting shaft 1 is driven to rotate by manually pulling the handle rod 5, and the guide rod 3 is pulled by the connecting rod 4, so that the driven roller 7 of the belt conveyor arranged on the mounting seat 2 is driven to move, and the belt 10 between the driven roller 7 and the driving roller of the belt conveyor is regulated to be tensioned. The guide cylinder 6 limits the moving direction of the guide rod 3 and ensures the stable movement of the driven roller 7 on the mounting seat 2.
In the arrangement, a hinge seat 101 is arranged on the outer wall of the shaft end of the connecting shaft 1; the connecting rod 4 is hinged on the hinging seat 101, and the eccentric hinging of the connecting rod 4 on the shaft end of the connecting shaft 1 is completed. The center line of the guide cylinder 6 is perpendicular to the axis of the connecting shaft 1, so that the driven roller 7 is ensured to move along the radial direction, and the distance between the driven roller 7 and the driving roller of the belt conveyor is convenient to adjust. The mounting seat 2 comprises a shaft seat 201; the shaft seat 201 is arranged on the fixed plate 202 through bolts; the guide rod 3 is connected to the fixing plate 202. The shaft end of the driven roller 7 is arranged on the shaft seat 201, and the guide rod 3 drives the fixed plate 202 to move, so as to drive the driven roller 7 to move. The fixing plate 202 is integrally provided in an L-shaped plate; the fixing plate 202 is provided with a long strip groove 203, which is convenient for the driven roller 7 to be arranged on the fixing plate 202. The guide rod 3 is arranged on the fixed plate 202 through two nuts, the position of the guide rod 3 on the fixed plate 202 can be adjusted, and the moving distance of the driven roller 7 arranged on the mounting seat 2 can be adjusted on the premise that the handle rod 5 rotates in the same radian, so that the belt 10 is ensured to be tensioned.
As shown in fig. 2, in use, the shaft end of the driven roller 7 is arranged on the shaft seat 201, the guide cylinder 6 is arranged on the belt conveyor frame 9 through the bracket 8, and the connecting shaft 1 penetrates through the belt conveyor frame 9 and is rotatably arranged on the belt conveyor frame 9; the connecting shaft 1 is arranged parallel to the driven roller 7. Pulling the handle rod 5 drives the guide rod 3 to slide in the guide cylinder 6, pulls the mounting seat 2 to move, reduces the distance between the driven roller 7 and the driving roller, and the belt 10 is in a loose state at the moment.
As shown in fig. 3, the pulling handle bar 5 rotates 90 ° clockwise, the guide bar 3 slides in the guide cylinder 6, pushing the mounting seat 2 to translate outwards, increasing the distance between the driven roller 7 and the driving roller, and the belt 10 is in a tension state. In order to ensure the accuracy of the rotating radian of the handle rod 5 each time and ensure the proper belt looseness, a limiting rod 11 is arranged on the belt conveyor frame, the limiting rod 11 is arranged below the connecting rod 4, when the central line of the connecting rod 4 is parallel to the central line of the guide rod 3, the guide rod 3 outwards moves to the most far end in the guide cylinder 6, the limiting rod 11 is abutted against the lower side of the connecting rod 4, the connecting shaft 1 is limited to continuously rotate clockwise, and the mounting seat 2 is prevented from being pulled back due to rotation transition, so that the belt is loosened again.
The belt tensioning mechanism is simple in arrangement and convenient to operate, and can rapidly adjust the belt 10 tensioning between the driven roller 7 and the belt conveyor driving roller, so that the intermittent rotation of the belt 10 of the belt conveyor is ensured.
In this embodiment, the driven roller 7 includes a main shaft and a roller body, the roller body is rotatably disposed on the main shaft through a bearing, and both ends of the main shaft are fixedly disposed on the shaft seat 201. In other alternative embodiments, the roller body of the driven roller 7 is fixedly arranged on the main shaft, and the shaft end of the main shaft is rotatably arranged on the shaft seat 201 through a bearing.
Although the present utility model has been described in detail by way of example with reference to the accompanying drawings, the present utility model is not limited thereto. Various equivalent modifications and substitutions for embodiments of the present utility model may be made by those skilled in the art without departing from the spirit and substance of the present utility model, and these modifications and substitutions are intended to be within the scope of the present utility model.
Claims (6)
1. The belt tensioning mechanism is characterized by comprising two groups of tensioning components connected through a connecting shaft (1); each group of tensioning components comprises a mounting seat (2); the mounting seat (2) is connected with a guide rod (3); the other end of the guide rod (3) is hinged with a connecting rod (4); one end of the connecting rod (4) is eccentrically hinged at the shaft end of the connecting shaft (1); a handle rod (5) is arranged at one end of the connecting shaft (1) along the radial direction; the guide rod (3) is arranged in the guide cylinder (6) in a sliding way.
2. Belt tensioning mechanism according to claim 1, characterized in that a hinge seat (101) is arranged on the outer wall of the shaft end of the connecting shaft (1); the connecting rod (4) is hinged on the hinge seat (101).
3. Belt tensioning mechanism according to claim 1, characterized in that the centre line of the guide cylinder (6) is perpendicular to the axis of the connecting shaft (1).
4. Belt tensioning mechanism according to claim 1, characterized in that the mounting seat (2) comprises an axle seat (201); the shaft seat (201) is arranged on the fixed plate (202) through bolts; the guide rod (3) is connected with the fixing plate (202).
5. The belt tensioning mechanism as in claim 4, wherein the fixed plate (202) is integrally provided as an L-shaped plate; a long groove (203) is arranged on the fixed plate (202).
6. Belt tensioning mechanism according to claim 4, characterized in that the guide rod (3) is arranged on the fixing plate (202) by means of two nuts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322803925.7U CN220949795U (en) | 2023-10-19 | 2023-10-19 | Belt tensioning mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322803925.7U CN220949795U (en) | 2023-10-19 | 2023-10-19 | Belt tensioning mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220949795U true CN220949795U (en) | 2024-05-14 |
Family
ID=90980413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322803925.7U Active CN220949795U (en) | 2023-10-19 | 2023-10-19 | Belt tensioning mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220949795U (en) |
-
2023
- 2023-10-19 CN CN202322803925.7U patent/CN220949795U/en active Active
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