CN216078170U - Device for compensating belt transmission tension variation - Google Patents
Device for compensating belt transmission tension variation Download PDFInfo
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- CN216078170U CN216078170U CN202122471526.6U CN202122471526U CN216078170U CN 216078170 U CN216078170 U CN 216078170U CN 202122471526 U CN202122471526 U CN 202122471526U CN 216078170 U CN216078170 U CN 216078170U
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- driving motor
- fixing screw
- compensating
- belt drive
- belt
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Abstract
The utility model provides a device for compensating belt transmission tension variation, which comprises a driving wheel, a driven wheel, a belt, a driving motor and an installation support frame, wherein the driving wheel is connected with a main shaft of the driving motor, the driven wheel is connected with the driving wheel through the belt, the driving motor is arranged on the installation support frame, a tension adjusting assembly is arranged between the installation support frame and the driving motor, the tension adjusting assembly comprises an adjusting slide rail, and the bottom of the driving motor is in sliding connection with the adjusting slide rail. The utility model solves the problem of difficult operation when the position of the motor is accurately adjusted in the prior art structure.
Description
Technical Field
The utility model relates to the technical field of tension adjustment of vibrating screens, in particular to a device for compensating belt transmission tension variation.
Background
The existing sandstone screening technology generally uses a vibrating screen, and the vibrating screen usually adopts an eccentric block or an eccentric shaft to generate strong exciting force to drive a screen box to periodically vibrate so as to screen materials. The driving motor and the vibration exciter are usually driven by a belt, and the periodic vibration track of the vibrating screen can cause the center distance of the belt to be periodically changed, so that the tension of the belt is periodically changed. The belt is used for a long time and the slipping condition is possibly caused, so that the belt is heated and seriously damaged in advance, and the normal work of the vibrating screen is influenced. The chinese utility model patent with the patent name "belt tension adjusting device" and publication number CN201320191396.3, which has been disclosed, is a structure of the chinese utility model that can adjust the position of the motor up and down and left and right and further adjust the tension of the belt, but the position of the motor up and down and left and right must be changed simultaneously in the adjusting process, and the adjustment in one direction cannot be realized.
SUMMERY OF THE UTILITY MODEL
An object of the application is to provide a device that compensation belt drive tension changes, it has solved the problem of the difficult operation when carrying out accurate regulation to the motor position among the prior art structure.
The technical scheme of the application is as follows:
the utility model provides a device for compensating belt transmission tension variation, which comprises a driving wheel, a driven wheel, a belt, a driving motor and an installation support frame, wherein the driving wheel is connected with a main shaft of the driving motor, the driven wheel is connected with the driving wheel through the belt, the driving motor is arranged on the installation support frame, a tension adjusting assembly is arranged between the installation support frame and the driving motor, the tension adjusting assembly comprises an adjusting slide rail, and the bottom of the driving motor is in sliding connection with the adjusting slide rail.
Further, a strip-shaped sliding hole is formed in the adjusting sliding rail, and the driving motor can slide along the extending direction of the sliding hole.
Furthermore, the tensioning adjusting assembly further comprises an elastic adjuster, one end of the elastic adjuster is fixedly connected with the bottom of the driving motor, and the other end of the elastic adjuster is connected with the sliding hole in a sliding manner.
Furthermore, a first fixing screw and a second fixing screw are respectively arranged at two ends of the elastic adjuster, the first fixing screw penetrates through the bottom of the driving motor and is connected with the bottom of the driving motor through a nut, and the second fixing screw passes through the sliding hole and is connected with the bottom of the driving motor through a nut.
Further, the first fixing screw and the second fixing screw are coaxial with the elastic adjuster.
Further, the number of the elastic adjusters is at least four.
Furthermore, the number of the adjusting slide rails is at least two, and the number of the slide holes on one adjusting slide rail is at least two.
Further, the elastic adjuster is one of a steel wire spring, a rubber spring and a composite spring.
The technical scheme of the application has following advantage and beneficial effect at least:
the utility model provides a device for compensating belt transmission tension variation, which can adjust the vertical and horizontal positions of a motor to further adjust the belt tension in the structure of the prior art, but the vertical and horizontal positions must be changed simultaneously in the adjusting process, so that the adjustment in one direction cannot be realized. The utility model provides a device for compensating belt transmission tension variation, which is provided with a tension adjusting assembly, wherein the tension adjusting assembly is used for respectively adjusting the vertical direction and the left-right direction of a driving motor, and a rail driving motor can move back and forth in the direction vertical to the plane of a belt by arranging a machine adjusting slide, so that the adjustment of the relative distance between a driving wheel and a driven wheel is realized. The application provides a device that compensation belt drive tensile force changes has solved the problem of the difficult operation when carrying out accurate regulation to the motor position among the prior art structure.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a second schematic structural diagram of the present invention;
fig. 3 is an enlarged view of a portion a in fig. 1.
Icon: 1-a driving wheel; 2-driven wheel; 3, a belt; 4-driving the motor; 5, mounting a support frame; 6-adjusting the sliding rail; 601-a sliding hole; 7-an elastic adjuster; 701-a first fixing screw rod; 702-second set screw.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present application, it should be noted that if the terms "center", "upper", "lower", "inner", "outer", etc. are used to indicate an orientation or positional relationship based on that shown in the drawings or that the product of the application is usually placed in use, this is only for convenience of description and simplicity of description, and does not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore, should not be construed as limiting the present application.
In the description of the present application, it should also be noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
Example 1
Referring to fig. 1 to 3, the utility model provides a device for compensating belt transmission tension variation, which includes a driving wheel 1, a driven wheel 2, a belt 3, a driving motor 4 and an installation support frame 5, wherein the driving wheel 1 is connected with a main shaft of the driving motor 4, the driven wheel 2 is connected with the driving wheel 1 through the belt 3, the driving motor 4 is arranged on the installation support frame 5, a tension adjusting assembly is arranged between the installation support frame 5 and the driving motor 4, the tension adjusting assembly includes an adjusting slide rail 6, and the bottom of the driving motor 4 is slidably connected with the adjusting slide rail 6.
It is worth to be noted that, the existing sand and stone screening technology generally uses a vibrating screen, and the vibrating screen usually uses an eccentric block or an eccentric shaft to generate strong exciting force to drive a screen box to periodically vibrate so as to screen materials. The drive motor 4 and the vibration exciter are usually in belt drive, and the periodic vibration track of the vibrating screen can cause the center distance of the belt drive to be periodically changed, so that the tension of the belt 3 is periodically changed. The belt 3 may slip after being used for a long time, so that the belt 3 is heated and damaged seriously in advance, and the normal work of the vibrating screen is influenced. In the structure of the prior art, the motor can be adjusted in the vertical and horizontal positions to further adjust the tension of the belt 3, but the vertical and horizontal positions must be changed simultaneously in the adjusting process, and the adjustment in one direction cannot be realized. The utility model provides a device for compensating belt transmission tension variation, which is provided with a tension adjusting assembly, wherein the tension adjusting assembly is used for respectively adjusting the vertical direction and the left-right direction of a driving motor 4, and a rail driving motor 4 can move back and forth in the direction vertical to the plane of a belt 3 by arranging a machine adjusting slide, so that the adjustment of the relative distance between a driving wheel 1 and a driven wheel 2 is realized. The application provides a device that compensation belt drive tensile force changes has solved the problem of the difficult operation when carrying out accurate regulation to the motor position among the prior art structure.
In this embodiment, the adjusting slide rail 6 is provided with a strip-shaped slide hole 601, and the driving motor 4 can slide along the extending direction of the slide hole 601. Set up the bar hole, the length restriction driving motor 4 through the restriction carries out the distance of relative movement, and the length in bar hole specifically sets up according to the in-service use condition. In this embodiment, the tension adjusting assembly further includes an elastic adjuster 7, one end of the elastic adjuster 7 is fixedly connected to the bottom of the driving motor 4, and the other end is slidably connected to the sliding hole 601. Set up elasticity adjuster 7 and be used for adjusting the distance between driving motor 4 and the erection bracing frame 5, be used for adjusting the distance between 4 output shafts of driving motor and the follow driving wheel 2 simultaneously, the combination of elasticity adjuster 7 and sliding hole 601 has realized adjusting driving motor 4 respectively about, in addition, the quantity of elasticity adjuster 7 is a plurality of, sets up according to actual use condition and is. In this embodiment, a first fixing screw 701 and a second fixing screw 702 are respectively disposed at two ends of the elastic adjuster 7, the first fixing screw passes through the bottom of the driving motor 4 and is connected through a nut, and the second fixing screw 702 passes through the sliding hole 601 and is connected through a nut. The fixing screw is arranged, so that when the height of the driving motor 4 is adjusted, the fixing between the nut and the fixing screw is realized, and the fixing of the position of the driving motor 4 after the height is adjusted is further completed. In this embodiment, the first fixing screw 701 and the second fixing screw 702 are coaxial with the elastic adjuster 7. The first fixing screw 701, the second fixing screw 702 and the elastic adjuster 7 are coaxially arranged, so that the effectiveness of internal transmission can be guaranteed to the greatest extent.
Specifically, the actual installation process and the adjustment process are that, first, a first fixing screw 701 and a second fixing screw 702 are respectively fixedly connected to two ends of an elastic adjuster 7, the first fixing screw 701 and the second fixing screw 702 are both coaxial with the elastic adjuster 7, when the device is actually used, a through hole for the first fixing screw 701 to pass through is arranged at the bottom of a driving motor 4, then the first fixing screw 701 passes through the through hole for a certain distance and is fixed by a nut, the nut is screwed down according to a certain pretightening force, the distance that the first fixing screw 701 passes through the through hole is set and adjusted according to the actual height, then the second fixing screw 702 passes through a sliding hole 601 and is fixed by the nut, then, a driving wheel 1 is installed on the driving motor 4, then the driving wheel 1 is connected with a driven wheel 2 by a belt 3, the driving motor 4 is connected with an installation support frame 5 by the elastic adjuster 7, in the actual operation process, elasticity regulator 7 can carry out the horizontal slip along the extending direction of adjustment hole on the transfer price slide rail, and then adjust 3 driven initial centre-to-centre distances of belt and adjust the tensile force of belt 3, in 3 working processes of belt, when 3 atress elongations, be close to the compensation to the tensile force of the elasticity regulator 7 compressive deformation realization from driving wheel 2 one side by driving motor 4, avoid belt 3 to damage because the atress is too big, when the belt transmission centre-to-centre distances diminishes, take-up belt 3 by driving motor 4 keeping away from the elasticity regulator 7 pretightning force from driving wheel 2 one side, make belt 3 keep certain tensile force and do not skid. The device for compensating belt transmission tension variation, provided by the utility model, has the advantages of simple structure, convenience in processing and installation, lower precision requirement and lower cost, solves the problem of difficulty in operation when the position of a motor is accurately adjusted in the structure in the prior art, can effectively solve the problems of overload and slipping of the belt 3, and prolongs the service life of the belt 3.
Example 2
On the basis of embodiment 1, provide a compensation belt drive tension variation's device, specifically: the number of the elastic adjusters 7 is at least four. The number of the elastic adjusters 7 is preferably four, and two elastic adjusters are respectively positioned at both sides of the bottom of the driving motor 4. In this embodiment, the number of the adjusting slide rails 6 is at least two, and the number of the slide holes 601 on one adjusting slide rail 6 is at least two. The corresponding adjusting slide rails 6 and the corresponding sliding holes 601 are arranged according to the number of the specific elastic adjusters 7, so that normal work and production can be ensured. In this embodiment, the elastic adjuster 7 is one of a wire spring, a rubber spring, and a composite spring. In practice, other elastic structures can also achieve the functions described in the present application, and such structures may also be employed.
The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (8)
1. An apparatus for compensating for belt drive tension variations, comprising:
the driving wheel, follow driving wheel, belt, driving motor and erection bracing frame, the driving wheel with the driving motor main shaft is connected, follow the driving wheel and pass through the belt with the driving wheel is connected, driving motor sets up on the erection bracing frame, the erection bracing frame with be provided with tensioning adjusting part between the driving motor, tensioning adjusting part is including adjusting the slide rail, driving motor's bottom with adjust slide rail sliding connection.
2. An apparatus for compensating belt drive tension variations as defined in claim 1,
the adjusting slide rail is provided with a strip-shaped slide hole, and the driving motor can slide along the extending direction of the slide hole.
3. An apparatus for compensating belt drive tension variations as defined in claim 2,
the tensioning adjusting assembly further comprises an elastic adjuster, one end of the elastic adjuster is fixedly connected with the bottom of the driving motor, and the other end of the elastic adjuster is connected with the sliding hole in a sliding mode.
4. A device for compensating belt drive tension variations as claimed in claim 3,
the two ends of the elastic adjuster are respectively provided with a first fixing screw and a second fixing screw, the first fixing screw penetrates through the bottom of the driving motor and is connected with the bottom of the driving motor through a nut, and the second fixing screw passes through the sliding hole and is connected with the bottom of the driving motor through a nut.
5. An arrangement for compensating belt drive tension variations according to claim 4,
the first fixing screw and the second fixing screw are coaxial with the elastic adjuster.
6. An apparatus for compensating belt drive tension variations as defined in claim 5,
the number of the elastic adjusters is at least four.
7. A device for compensating belt drive tension variations as claimed in claim 3, wherein the number of said adjustment slides is at least two and the number of said slide holes in one of said adjustment slides is at least two.
8. A device for compensating belt drive tension variations as claimed in claim 3,
the elastic regulator is one of a steel wire spring, a rubber spring and a composite spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122471526.6U CN216078170U (en) | 2021-10-13 | 2021-10-13 | Device for compensating belt transmission tension variation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122471526.6U CN216078170U (en) | 2021-10-13 | 2021-10-13 | Device for compensating belt transmission tension variation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216078170U true CN216078170U (en) | 2022-03-18 |
Family
ID=80638933
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122471526.6U Active CN216078170U (en) | 2021-10-13 | 2021-10-13 | Device for compensating belt transmission tension variation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216078170U (en) |
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2021
- 2021-10-13 CN CN202122471526.6U patent/CN216078170U/en active Active
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