CN216078174U - Auxiliary device for tensioning transmission belt - Google Patents
Auxiliary device for tensioning transmission belt Download PDFInfo
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- CN216078174U CN216078174U CN202121758033.4U CN202121758033U CN216078174U CN 216078174 U CN216078174 U CN 216078174U CN 202121758033 U CN202121758033 U CN 202121758033U CN 216078174 U CN216078174 U CN 216078174U
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Abstract
The utility model discloses an auxiliary device for tensioning a transmission belt, which is used for tensioning the transmission belt. Comprises a mounting plate, a mounting arm and a tensioning wheel, wherein the mounting plate is provided with a supporting shaft, the mounting arm is provided with a connecting part, the connecting part is rotatably connected to the supporting shaft, one end of the mounting arm is provided with a U-shaped mounting seat, the mounting seat is connected to the end part of the mounting arm, the tensioning wheel is arranged in a U-shaped groove of the mounting seat and is rotatably connected with mounting lugs at two sides of the mounting seat, the other end of the mounting arm, which is opposite to the end where the mounting seat is arranged, is provided with a hinge lug, a connecting seat is arranged on the mounting plate at one side of the mounting arm, a supporting column vertical to the mounting plate is rotatably arranged on the connecting seat, a pull shaft with the end part hinged with the hinge lug is arranged on the mounting arm, a movable hole with the axis parallel to the mounting plate is arranged on the support column, and the pull shaft can pass through the movable hole in a sliding manner, the end of the pull shaft far away from the hinging lug direction is provided with an external thread section, the external thread section is provided with a nut in threaded fit with the external thread section, and a spring is supported between the nut and the supporting column.
Description
Technical Field
The utility model relates to the technical field of tensioning of transmission belts, in particular to an auxiliary device for tensioning a transmission belt.
Background
The belt transmission is a traditional transmission mode, for example, the driving wheel is driven by a motor, so that a transmission belt can be arranged on the driving wheel to be connected with the driven wheel to drive the driven wheel. However, due to the design and use requirements, such as the requirement of facilitating the installation of the transmission belt or other reasons, the length of the transmission belt is often required to be greater than the exact theoretical length required by design, and the transmission belt tensioning mechanism is required to tension the transmission belt at this time, so that the effects of ensuring the transmission effect, preventing the belt from falling off and the like are achieved.
Disclosure of Invention
The utility model aims to: an auxiliary device for tensioning a drive belt is proposed for tensioning a drive belt for transmission.
In order to achieve the purpose, the utility model adopts the following technical scheme:
an auxiliary device for tensioning a transmission belt comprises a mounting plate, a mounting arm and a tensioning wheel, wherein a supporting shaft perpendicular to the mounting plate is fixedly arranged on the mounting plate, a connecting part is arranged at the middle position of the mounting arm, the connecting part is rotatably connected to the supporting shaft, a U-shaped mounting seat is arranged at one end of the mounting arm, the bottom side of the mounting seat is fixedly connected to the end part of the mounting arm, the tensioning wheel is arranged in a U-shaped groove of the mounting seat and rotatably connected with mounting lugs on two sides of the mounting seat, a hinge lug is arranged at the other end of the mounting arm opposite to the end where the mounting seat is arranged, a connecting seat is arranged on the mounting plate on one side of the mounting arm, a supporting column perpendicular to the mounting plate is rotatably arranged on the connecting seat, a pulling shaft with the end part hinged with the hinge lug is arranged on the mounting arm, a movable hole with an axis parallel to the mounting plate is arranged on the supporting column, and the pulling shaft can slidably pass through the movable hole, the end of the pull shaft far away from the direction of the hinge lug is provided with an external thread section, the external thread section is provided with a nut in threaded fit with the external thread section, and a spring is supported between the nut and the support column.
On the basis of the above scheme and as a preferable scheme of the scheme: the spring is arranged on the pull shaft in series and supported between the nut and the support column.
On the basis of the above scheme and as a preferable scheme of the scheme: an annular gasket is arranged between the end, close to the nut, of the spring and the nut, and the annular gasket is serially arranged on the pull shaft.
On the basis of the above scheme and as a preferable scheme of the scheme: at least two nuts are arranged.
On the basis of the above scheme and as a preferable scheme of the scheme: be provided with spacing post on the mounting panel, spacing post is located the far support column direction side of back shaft, and is located the far support column direction side of installation arm.
On the basis of the above scheme and as a preferable scheme of the scheme: be provided with travel switch on the spacing post, travel switch's touch end is relative with the installation arm, works as travel switch is triggered by the installation arm when the installation arm supports and leans on spacing post.
On the basis of the above scheme and as a preferable scheme of the scheme: the mounting plate is provided with a cage mounting plate, a mounting arm and a transparent cover body of the pull shaft, and the tensioning wheel is positioned on the outer side of the cover body.
The utility model has the beneficial effects that:
the auxiliary device for tensioning the transmission belt is used for tensioning the transmission belt for transmission, so that the effects of ensuring the transmission effect, preventing the belt from falling off and the like are achieved.
Drawings
FIG. 1 is a schematic view of the auxiliary device for tensioning a belt;
fig. 2 is a schematic structural view of the auxiliary device for tensioning a belt without a cover.
In the figure: the device comprises a mounting plate-1, a mounting arm-2, a tension wheel-3, a supporting shaft-4, a connecting part-5, a mounting seat-6, a hinge lug-7, a connecting seat-8, a supporting column-9, a pulling shaft-10, a nut-11, a spring-12, an annular gasket-13, a limiting column-14, a travel switch-15 and a cover body-16.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the accompanying drawings, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-2, an auxiliary device for tensioning a transmission belt comprises a mounting plate 1, a mounting arm 2 and a tensioning wheel 3, wherein a supporting shaft 4 perpendicular to the mounting plate 1 is fixedly arranged on the mounting plate 1, a connecting part 5 is arranged at the middle position on the mounting arm 2, the connecting part 5 is rotatably connected to the supporting shaft 4, a U-shaped mounting seat 6 is arranged at one end of the mounting arm 2, the bottom side of the mounting seat 6 is fixedly connected to the end part of the mounting arm 2, the tensioning wheel 3 is arranged in the U-shaped groove of the mounting seat 6 and rotatably connected with mounting lugs at two sides of the mounting seat 6, a hinge lug 7 is arranged at the other end of the mounting arm 2 opposite to the end of the mounting seat 6, a connecting seat 8 is arranged on the mounting plate 1 at one side of the mounting arm 2, a supporting column 9 perpendicular to the mounting plate 1 is rotatably arranged on the connecting seat 8, a pulling shaft 10 of the hinge lug 7 at the end part is arranged on the mounting arm 2, the support column 9 is provided with a movable hole with an axis parallel to the mounting plate 1, the pull shaft 10 can slidably pass through the movable hole, the end of the pull shaft 10 far away from the hinging lug 7 is provided with an external thread section, the external thread section is provided with a nut 11 in threaded fit with the external thread section, and a spring 12 is supported between the nut 11 and the support column 9.
The auxiliary device for tensioning the transmission belt is used for tensioning the transmission belt, the device is fixed through the fixing and mounting plate 1 when the auxiliary device is used, then the transmission belt is pressed and tensioned through the tensioning wheel 3, the mounting arm can move, support is provided for mounting and tensioning of the tensioning wheel, the pulling shaft is provided with the spring, the spring 12 is used for providing power for tensioning, the spring pushes the pulling shaft to pull the arrangement end of the hinging lug of the mounting arm to have a trend of moving towards the direction of the supporting column, and the spring naturally moves towards the direction of the supporting column along with the loosening degree of the belt to tension when the auxiliary device is used. The mounting seat set end of the mounting arm is then extended, increasing the distance outwardly, for tensioning purposes, as driven by the spring 12. And the spring can be compressed by adjusting the distance between the nut and the supporting column so as to adjust the tensioning force. In order to facilitate the arrangement of the device, the spring 12 is arranged on the pull shaft 10 in series and supported between the nut 11 and the support column 9. And an annular gasket 13 is arranged between the end of the spring 12 close to the nut 11 and the nut 11, and the annular gasket 13 is arranged on the pull shaft 10 in series. And at least two nuts 11 are provided. The two nuts 11 are mutually abutted and backed up, so that the influence on work caused by the looseness of the nuts in the use process can be prevented.
Further, the mounting plate 1 is provided with a limit column 14, and the limit column 14 is located at the far support column 9 direction side of the support shaft 4 and located at the far support column 9 direction side of the mounting arm 2. Further, a travel switch 15 is arranged on the limiting column 14, the touch end of the travel switch 15 is opposite to the mounting arm 2, and the travel switch 15 is triggered by the mounting arm 2 when the mounting arm 2 abuts against the limiting column 14. Wherein spacing post 14 is used for limiting the extreme displacement position of installation arm 2 in the tensioning process, and the condition of tensile length of side can appear in the driving belt in the use, but if stretch to the activity extreme position of installation arm 2 can be affirmed the belt tensile process, belongs to the state that can not use, needs to change. Thus, I originally set up travel switch 15, come real-time supervision and judge through travel switch 15.
Furthermore, a transparent cover 16 covering the mounting plate 1, the mounting arm 2 and the pull shaft 10 is arranged on the mounting plate 1, and the tension wheel 3 is positioned outside the cover 16. Each device mechanism is protected and protected by the cover 16 to isolate an independent space for movement, and transparency is provided to facilitate visual observation.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (7)
1. The utility model provides a drive belt auxiliary device for tensioning, includes mounting panel (1), installation arm (2) and take-up pulley (3), its characterized in that: the mounting structure is characterized in that a supporting shaft (4) perpendicular to the mounting plate (1) is fixedly arranged on the mounting plate (1), a connecting part (5) is arranged at the middle position on the mounting arm (2), the connecting part (5) is rotatably connected onto the supporting shaft (4), a U-shaped mounting seat (6) is arranged at one end of the mounting arm (2), the bottom side of the mounting seat (6) is fixedly connected to the end part of the mounting arm (2), a tension pulley (3) is arranged in a U-shaped groove of the mounting seat (6) and is rotatably connected with mounting lugs at two sides of the mounting seat (6), the other end of the mounting arm (2) relative to the end arranged on the mounting seat (6) is provided with a hinge lug (7), a connecting seat (8) is arranged on the mounting plate (1) at one side of the mounting arm (2), a supporting column (9) perpendicular to the mounting plate (1) is rotatably arranged on the connecting seat (8), and a pull shaft (10) with a hinge lug (7) at the end part is arranged on the mounting arm (2), the support column (9) is provided with a movable hole with an axis parallel to the mounting plate (1), the pull shaft (10) can slidably penetrate through the movable hole, the end of the far hinging lug (7) of the pull shaft (10) in the direction is provided with an external thread section, the external thread section is provided with a nut (11) in threaded fit with the external thread section, and a spring (12) is supported between the nut (11) and the support column (9).
2. The belt tensioning aid of claim 1, wherein: the spring (12) is serially arranged on the pull shaft (10) and supported between the nut (11) and the support column (9).
3. The belt tensioning aid of claim 2, wherein: an annular gasket (13) is arranged between the end, close to the nut (11), of the spring (12) and the nut (11), and the annular gasket (13) is serially arranged on the pull shaft (10).
4. The belt tensioning aid of claim 1, wherein: at least two nuts (11) are arranged.
5. The belt tensioning aid of claim 1, wherein: be provided with spacing post (14) on mounting panel (1), spacing post (14) are located far back strut (9) direction side of back shaft (4), and are located far back strut (9) direction side of installation arm (2).
6. The belt tensioning aid of claim 5, wherein: be provided with travel switch (15) on spacing post (14), travel switch (15) touch end is relative with installation arm (2), works as travel switch (15) are triggered by installation arm (2) when installation arm (2) support to lean on spacing post (14).
7. The belt tensioning aid of claim 1, wherein: the mounting plate (1) is provided with a cage mounting plate (1), a mounting arm (2) and a transparent cover body (16) of the pull shaft (10), and the tension wheel (3) is positioned on the outer side of the cover body (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121758033.4U CN216078174U (en) | 2021-07-30 | 2021-07-30 | Auxiliary device for tensioning transmission belt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121758033.4U CN216078174U (en) | 2021-07-30 | 2021-07-30 | Auxiliary device for tensioning transmission belt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216078174U true CN216078174U (en) | 2022-03-18 |
Family
ID=80667247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121758033.4U Active CN216078174U (en) | 2021-07-30 | 2021-07-30 | Auxiliary device for tensioning transmission belt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216078174U (en) |
-
2021
- 2021-07-30 CN CN202121758033.4U patent/CN216078174U/en active Active
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