CN221323182U - Automatic belt tensioning device of elevator - Google Patents
Automatic belt tensioning device of elevator Download PDFInfo
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- CN221323182U CN221323182U CN202323519454.3U CN202323519454U CN221323182U CN 221323182 U CN221323182 U CN 221323182U CN 202323519454 U CN202323519454 U CN 202323519454U CN 221323182 U CN221323182 U CN 221323182U
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- tensioning
- backup pad
- belt
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- 229910001335 Galvanized steel Inorganic materials 0.000 description 1
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Abstract
The application relates to the field of tensioning devices and discloses an automatic tensioning device for a belt of a lifting machine, which comprises a base, wherein a first supporting plate is fixedly arranged on the upper surface of the base, a first handle is fixedly arranged on one side of the first supporting plate, a universal wheel is fixedly arranged on the bottom side of the base, a first supporting frame is fixedly arranged on the upper surface of the base, the first supporting frame is rotationally connected with a first anti-slip roller, the first anti-slip roller is rotationally connected with a second anti-slip roller through a belt, the first anti-slip roller is matched with the first handle, the tensioning wheel and a tensioning arm through a baffle plate and the second supporting plate, the belt is tensioned, the belt is prevented from loosening after the lifting machine runs for a long time, the operation of the lifting machine is influenced, the second opening, the second handle and a lifting supporting column are arranged to be matched with each other, the device is prevented from slipping in the tensioning process of the belt, and the working efficiency of workers is reduced.
Description
Technical Field
The application relates to the field of tensioning devices, in particular to an automatic tensioning device for a belt of a lifter.
Background
The elevator is a large mechanical device for transportation by changing potential energy, such as a mine elevator, a dam passing elevator and the like. Broadly, elevators, crown blocks, hoists, car stables, cranes, hoist, etc. may be referred to as hoists. The elevator generally refers to large-scale mechanical equipment with larger power and stronger lifting capacity. The flexible steel wire rope and the transported goods are dragged by the power machine to move up and down to finish the transportation process, the steel wire rope is an essential part of the hoisting machine, and main varieties include phosphatized coating steel wire ropes, galvanized steel wire ropes, stainless steel wire ropes, smooth steel wire ropes and the like.
Most of the existing belt tensioning devices of the elevator are manually adjusted, so that the operation is complicated, and the tensioning force is not easy to accurately control. After the devices run for a long time, the belt is loosened due to the reasons of belt abrasion, machine deformation and the like, and the normal operation of the elevator is affected. In addition, the existing automatic tensioning device has problems such as easy slipping during tensioning and the like.
The above information disclosed in this background section is only for enhancement of understanding of the background section of the application and therefore it may not form the prior art that is already known to those of ordinary skill in the art.
Disclosure of utility model
The application provides an automatic tensioning device for a belt of a lifter, which aims to solve the problems that the belt is loosened after the lifter runs for a long time to influence the running of the lifter and the belt is easy to slip in the tensioning process in the prior art.
The application provides an automatic belt tensioning device of a lifter, which adopts the following technical scheme:
The utility model provides an automatic overspeed device tensioner of lifting machine belt, includes the base, the upper surface fixed mounting of base has first backup pad, one side fixed mounting of first backup pad has handle one, the bottom side four sides of base are fixed mounting respectively has the universal wheel, the upper surface fixed mounting of base has first support frame, first support frame rotates and is connected with first anti-skidding cylinder, first anti-skidding cylinder rotates through driving belt and is connected with second anti-skidding cylinder, the upper surface fixedly connected with of base places the box, the inside swing joint of placing the box has the pull rod, one side fixed mounting of first backup pad has the shell, the inside swing joint of shell has the lift support column.
Preferably, the upper surface fixedly connected with of base two motor support frames, the upper surface fixedly connected with of motor support frame is first driving motor, the output fixedly connected with worm of first driving motor, the worm rotates and is connected with the turbine.
Preferably, the left and right sides of first support frame has seted up first opening respectively, first opening rotates and is connected with first pivot, first pivot rotation is connected with first anti-skidding cylinder, first backup pad deviates from one side fixedly connected with second support frame of handle one, second support frame fixedly connected with second pivot, second pivot rotation is connected with second anti-skidding cylinder.
Preferably, the inside bottom side fixedly connected with cylinder of placing the box, place the inside fixedly connected with baffle of box, just the cylinder run through in inside the baffle, just the baffle does not influence the movable rod of cylinder removes, cylinder fixedly connected with third backup pad, the last fixed surface of third backup pad is connected with two lift posts, the tensioning spring has been cup jointed to the surface of lift post, the third backup pad passes through lift post and tensioning spring elastic sliding connection have the second backup pad, the last fixed surface of second backup pad is connected with the pull rod, the pull rod run through in place the upper surface of box, just place the upper surface of box and not influence the pull rod and remove, the pull rod rotates and is connected with the tensioning arm, the tensioning arm rotates and is connected with the wheel.
Preferably, the second opening has been seted up to the surface of shell, the inside bottom side fixedly connected with lift support column of shell, the surface of the loose axle of lift support column has cup jointed first spring, the surface fixedly connected with handle two of lift support column.
In summary, the application has the following beneficial technical effects:
Through setting up baffle and second backup pad for its cooperation handle one, take-up pulley and tensioning arm, carry out the tensioning to the belt, prevent that the belt from loosening after the long-time operation of lift machine, influence the lifting machine operation, through setting up second opening, handle two and lift support column, make it mutually support, prevent at the in-process that the belt from carrying out the tensioning, influence work because of skidding when the device parks, reduce workman work efficiency.
Drawings
FIG. 1 is a schematic diagram of a main structure of an embodiment of the application;
FIG. 2 is a schematic structural view of a tensioning device according to an embodiment of the present application;
FIG. 3 is a schematic view of the combined structure of the tensioning wheel, tensioning arm, pull rod and air cylinder of the present embodiment;
fig. 4 is a schematic structural view of a parking device according to an embodiment of the application;
Fig. 5 is a schematic view of a handle, lifting support column and spring combination structure according to an embodiment of the present application.
Reference numerals illustrate: 1. a base; 2. a first support frame; 3. a universal wheel; 4. a first anti-slip drum; 5. a first rotating shaft; 6. a first opening; 7. a turbine; 8. a worm; 9. a first driving motor; 10. a motor support; 11. a drive belt; 12. a second support frame; 13. a second rotating shaft; 14. a second anti-slip roller; 15. a first support plate; 16. a first handle; 17. a tensioning wheel; 18. a tensioning arm; 19. a pull rod; 20. placing a box; 21. a second support plate; 22. lifting columns; 23. tensioning a spring; 24. a third support plate; 25. a partition plate; 26. a cylinder; 27. a housing; 28. a second opening; 29. a second handle; 30. lifting the support column; 31. a first spring.
Detailed Description
The application is described in further detail below with reference to fig. 1-5.
The embodiment of the application discloses an automatic tensioning device for a belt of a lifter. Referring to fig. 1 and 2, an automatic overspeed device tensioner of lifting machine belt, including long platy base 1, there is first backup pad 15 at the upper surface fixed mounting of base 1, one side fixed mounting of first backup pad 15 has a handle 16, the position of the device is adjusted according to the demand to the workman of being convenient for, universal wheel 3 is fixed mounting in the bottom side of base 1, the position of the workman mobile device of being convenient for, the upper surface fixed mounting of base 1 has first support frame 2, first support frame 2 rotates and is connected with first antiskid cylinder 4, first antiskid cylinder 4 rotates through driving belt 11 and is connected with second antiskid cylinder 14, conveniently drive lifting machine belt and rotate, the upper surface fixedly connected with of base 1 places box 20, place box 20's inside swing joint has pull rod 19, make things convenient for the workman to carry out automatic tensioning to the belt of lifting machine, one side fixed mounting of first backup pad 15 has shell 27, shell 27's inside swing joint has lifting support column 30, prevent that the device from swift current car in the course of working, influence device work, reduce workman work efficiency.
Referring to fig. 1, two motor support frames 10 are fixedly connected to the upper surface of the base 1, a first driving motor 9 is fixedly connected to the upper surface of the motor support frames 10, a worm 8 is fixedly connected to the output end of the first driving motor 9, a turbine 7 is rotatably connected to the worm 8, and a lifting machine belt can be driven to rotate through mutual matching of the parts.
Referring to fig. 1, first openings 6 are respectively formed in the left side and the right side of a first support frame 2 in a long frame shape, first rotating shafts 5 are rotatably connected to the first openings 6, first rotating shafts 5 are rotatably connected to first anti-slip rollers 4, a second support frame 12 is fixedly connected to one side, away from a first handle 16, of a first support plate 15, a second rotating shaft 13 is fixedly connected to the second support frame 12, a second anti-slip roller 14 is rotatably connected to the second rotating shaft 13, the second anti-slip rollers 14 can be driven through the cooperation of the parts, and the second anti-slip rollers 14 can be mutually matched with the first anti-slip rollers 4 so as to drive a lifting machine belt to rotate.
Referring to fig. 2 and 3, a first handle 16 is fixedly connected to the bottom side of the interior of the placement box 20, a partition 25 is fixedly connected to the interior of the placement box 20, the first handle 16 penetrates through the partition 25, the partition 25 does not affect movement of the first handle 16, a third support plate 24 is fixedly connected to the first handle 16, two lifting columns 22 are fixedly connected to the upper surface of the third support plate 24, a tensioning spring 23 is sleeved on the outer surface of the lifting columns 22, a second support plate 21 is elastically and slidably connected to the third support plate 24 through the lifting columns 22 and the tensioning spring 23, a pull rod 19 is fixedly connected to the upper surface of the second support plate 21, the pull rod 19 penetrates through the upper surface of the placement box 20, the upper surface of the placement box 20 does not affect movement of the pull rod 19, a tensioning arm 18 is rotatably connected to the pull rod 19, and a tensioning wheel 17 is rotatably connected to the tensioning arm 18 through mutual cooperation between the components, and the tensioning arm 18 is driven to swing, so that the tensioning wheel 17 is driven to swing, and tensioning of the conveyor belt 11 is regulated.
Referring to fig. 4 and 5, the second opening 28 is provided on the outer surface of the housing 27, the lifting support column 30 is fixedly connected to the bottom side of the housing 27, the first spring 31 is sleeved on the outer surface of the movable shaft of the lifting support column 30, the second handle 29 is fixedly connected to the outer surface of the lifting support column 30, and the second handle 29, the lifting support column 30 and the first spring 31 are matched with each other to prevent the device from sliding in the use process, influence the work of the device, and reduce the work efficiency of workers.
The embodiment of the application relates to an automatic tensioning device for a belt of a lifter, which comprises the following implementation principle: when a worker uses the device, the first driving motor 9 is started, the first driving motor 9 rotates to drive the worm 8 to rotate, the worm 8 rotates to drive the turbine 7 to rotate, the turbine 7 rotates to drive the first rotating shaft 5 to rotate, the first rotating shaft 5 rotates to drive the first anti-slip roller 4 to rotate on the second rotating shaft 13, the first anti-slip roller 4 and the anti-slip roller 14 prevent the driving belt 11 from slipping when rotating, the driving belt 11 rotates, the switch of the air cylinder 26 is opened, the connecting shaft of the air cylinder 26 drives the third supporting plate 24 to move, the third supporting plate 24 moves to drive the lifting column 22 and the second supporting plate 21 to move up and down to match with the pull rod 19, the tensioning arm 18 swings to drive the tensioning wheel 17 to swing, so that the driving belt 11 is tensioned, and simultaneously, in order to prevent the device from slipping when the driving belt 11 tightens, the second rotating handle 29 rotates to drive the lifting support column 30, at the moment, the lifting support column 30 is popped up under the elastic action of the first spring 31, the device is prevented from being parked, the device is prevented from affecting the working efficiency of the worker in the use process, and the working efficiency is lowered.
The last points to be described are: first, in the description of the present application, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;
secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;
finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (5)
1. An automatic overspeed device tensioner of lifting machine belt, includes base (1), its characterized in that: the upper surface of the base (1) is fixedly provided with a first supporting plate (15), one side of the first supporting plate (15) is fixedly provided with a handle I (16), and four sides of the bottom side of the base (1) are respectively and fixedly provided with a universal wheel (3);
The anti-slip device comprises a base (1), wherein a first supporting frame (2) is fixedly arranged on the upper surface of the base (1), a first anti-slip roller (4) is rotationally connected with the first supporting frame (2), a second anti-slip roller (14) is rotationally connected with the first anti-slip roller (4) through a transmission belt (11), a placing box (20) is fixedly connected with the upper surface of the base (1), a pull rod (19) is movably connected with the inside of the placing box (20), a shell (27) is fixedly arranged on one side of a first supporting plate (15), and a lifting supporting column (30) is movably connected with the inside of the shell (27).
2. An automatic belt tensioner for a hoist as in claim 1, characterized in that: the novel electric motor is characterized in that two motor support frames (10) are fixedly connected to the upper surface of the base (1), a first driving motor (9) is fixedly connected to the upper surface of the motor support frames (10), a worm (8) is fixedly connected to the output end of the first driving motor (9), and a turbine (7) is rotatably connected to the worm (8).
3. An automatic belt tensioner for a hoist as in claim 1, characterized in that: first opening (6) have been seted up respectively to the left and right sides of first support frame (2), first opening (6) rotate and are connected with first pivot (5), first pivot (5) rotate and are connected with first anti-skidding cylinder (4), first backup pad (15) deviate from one side fixedly connected with second support frame (12) of handle one (16), second support frame (12) fixedly connected with second pivot (13), second pivot (13) rotate and are connected with second anti-skidding cylinder (14).
4. An automatic belt tensioner for a hoist as in claim 1, characterized in that: place inside downside fixedly connected with cylinder (26) of box (20), place inside fixedly connected with baffle (25) of box (20), just cylinder (26) run through in baffle (25) are inside, just baffle (25) do not influence movable rod of cylinder (26) removes, cylinder (26) fixedly connected with third backup pad (24), the upper surface fixedly connected with two lift posts (22) of third backup pad (24), tensioning spring (23) have been cup jointed to the surface of lift post (22), third backup pad (24) are passed through lift post (22) and tensioning spring (23) elastic sliding connection have second backup pad (21), the upper surface fixedly connected with pull rod (19) of second backup pad (21), pull rod (19) run through in the upper surface of placing box (20), just the upper surface of placing box (20) does not influence pull rod (19) and removes, pull rod (19) rotation is connected with tensioning arm (18), tensioning wheel (17) are connected with in turn.
5. An automatic belt tensioner for a hoist as in claim 1, characterized in that: the outer surface of shell (27) has seted up second opening (28), the inside bottom side fixedly connected with lift support column (30) of shell (27), the surface of lift support column (30) loose axle has cup jointed first spring (31), the surface fixedly connected with handle two (29) of lift support column (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323519454.3U CN221323182U (en) | 2023-12-22 | 2023-12-22 | Automatic belt tensioning device of elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323519454.3U CN221323182U (en) | 2023-12-22 | 2023-12-22 | Automatic belt tensioning device of elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221323182U true CN221323182U (en) | 2024-07-12 |
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ID=91809234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323519454.3U Active CN221323182U (en) | 2023-12-22 | 2023-12-22 | Automatic belt tensioning device of elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221323182U (en) |
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2023
- 2023-12-22 CN CN202323519454.3U patent/CN221323182U/en active Active
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