CN220866354U - Lifting arm tensioning device and suspension transportation equipment - Google Patents
Lifting arm tensioning device and suspension transportation equipment Download PDFInfo
- Publication number
- CN220866354U CN220866354U CN202322579598.1U CN202322579598U CN220866354U CN 220866354 U CN220866354 U CN 220866354U CN 202322579598 U CN202322579598 U CN 202322579598U CN 220866354 U CN220866354 U CN 220866354U
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- tensioning
- driving
- plate
- lifting arm
- main rail
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- 239000000725 suspension Substances 0.000 title abstract description 6
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 5
- 238000005452 bending Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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Abstract
The utility model belongs to the technical field of transportation equipment, in particular to a lifting arm tensioning device and suspension transportation equipment; the lifting arm tensioning device comprises a lifting arm, the lifting arm comprises a main rail, a driving tensioning plate is arranged at one end of the main rail, a driven end protection plate is arranged at the other end of the main rail, a driving sprocket and a driving motor for driving the driving sprocket to rotate are arranged on the driving tensioning plate, a driven sprocket is arranged on the driven end protection plate, the driving sprocket and the driven sprocket are connected through chain transmission, a tensioning fixing plate is arranged on the main rail at one side of the driving tensioning plate, one end of a screw rod is fixedly arranged on the driving tensioning plate, the other end of the screw rod penetrates through the tensioning fixing plate, a tensioning adjusting nut is arranged on the screw rod, a spring is sleeved on the screw rod, one end of the spring is tightly propped against the tensioning fixing plate, and the other end of the spring is tightly propped against the tensioning adjusting nut; the utility model has simple structure and simple tensioning adjustment.
Description
Technical field:
The utility model belongs to the technical field of transportation equipment, and particularly relates to a lifting arm tensioning device and suspension transportation equipment.
The background technology is as follows:
In the suspension transportation equipment, when each wire body is switched and circulated, the carrier often encounters the situation that the height drop of the wire body is large before and after switching and the height needs to be leveled in a short distance. At this time, lifting or descending devices are needed to level the fall, so that manual carrying is reduced, and the working efficiency is improved.
The tensioning structure used for the existing common lifting or lowering arm is troublesome, the installation is very difficult, and the tensioning device is required to be completely detached when parts are replaced, so that the tensioning device is very complicated.
The invention comprises the following steps:
The utility model aims to provide a lifting arm tensioning device and hanging transportation equipment which are simple in structure and convenient to tension and adjust.
The utility model is realized in the following way:
One of the purposes of the utility model is to provide a lifting arm tensioning device, which comprises a lifting arm, wherein the lifting arm comprises a main rail, one end of the main rail is provided with a driving tensioning plate, the other end of the main rail is provided with a driven end protection plate, the driving tensioning plate is provided with a driving sprocket and a driving motor for driving the driving sprocket to rotate, the driven end protection plate is provided with a driven sprocket, the driving sprocket and the driven sprocket are connected through a chain in a transmission way, the main rail on one side of the driving tensioning plate is provided with a tensioning fixing plate, one end of a screw rod is fixedly arranged on the driving tensioning plate, the other end of the screw rod penetrates through the tensioning fixing plate, the screw rod is provided with a tensioning adjusting nut, one end of the spring is tightly propped against the tensioning fixing plate, and the other end of the spring is tightly propped against the tensioning adjusting nut.
In the lifting arm tensioning device, a side plate of the main rail is provided with a first opening groove and a second opening groove, the first opening groove and the second opening groove are arranged along the length direction of the main rail, the first opening groove and the second opening groove are arranged in parallel, a first driving sliding block is arranged in the first opening groove in a sliding mode, a second driving sliding block is arranged in the second opening groove in a sliding mode, and the first driving sliding block and the second driving sliding block are fixedly connected with the driving tensioning plate.
In the lifting arm tensioning device, one end of the screw rod is provided with the head, the screw rod penetrates through the driving tensioning plate to be connected with the locking nut in a threaded mode, and the locking nut and the head are located on two sides of the driving tensioning plate to fixedly fix one end of the screw rod on the driving tensioning plate.
In the lifting arm tensioning device, the driven end protection plates are fixedly arranged on two side walls of the main rail, the driven sprocket shaft penetrates through the two driven end protection plates, and the driven sprocket is arranged on the driven sprocket shaft between the two driven end protection plates.
In the lifting arm tensioning device, a plurality of brackets are arranged on the main rail at intervals, one ends of the brackets are fixedly connected to the main rail, and the other ends of the brackets are connected to the sliding rail.
In the lifting arm tensioning device, the driving end protection plate is detachably arranged on the main rail, and the driving end protection plate and the driving tensioning plate are oppositely arranged.
It is a further object of the present utility model to provide a suspended transport apparatus comprising a lifting arm tensioning device as described above.
Compared with the prior art, the utility model has the outstanding advantages that:
1. The utility model adopts spring tensioning, the chain tensioning adjustment is simple and convenient, the continuous tensioning effect can be achieved, and the manual frequent pre-tensioning is not needed in the tensioning range;
2. According to the utility model, the first driving sliding block and the second driving sliding block are embedded in the main rail, and the first opening groove and the second opening groove achieve the effect of the guide rail, so that external fixed parts can be reduced, and the structure is compact and the appearance is attractive;
3. The driving end protection plate is detachably arranged on the main rail, so that components such as the driving sprocket, the chain, the driving tensioning plate, the first driving sliding block and the second driving sliding block can be conveniently checked, and the driving end protection plate can be independently detached without affecting the normal operation of equipment.
Description of the drawings:
FIG. 1 is one of the perspective views of the present utility model;
FIG. 2 is an enlarged partial schematic view of FIG. 1;
FIG. 3 is a second perspective view of the present utility model;
FIG. 4 is a schematic view of the present utility model with a drive sprocket, a drive motor, and a drive tensioner disposed on one end of a primary rail;
FIG. 5 is a schematic view of the present utility model with a first drive slider and a second drive slider disposed on a primary rail;
Fig. 6 is a schematic view of the primary rail of the present utility model.
In the figure: 1. a main rail; 2. driving the tensioning plate; 3. passive end protection; 4. a drive sprocket; 5. a driving motor; 6. tensioning the fixing plate; 7. a screw; 8. tensioning an adjusting nut; 9. a spring; 10. a through hole; 11. a first open slot; 12. a second open slot; 13. a first drive slide; 14. a second drive slider; 15. a head; 16. a lock nut; 17. driven sprocket shafts; 18. a bracket; 19. a slide rail; 20. and a driving end protection plate.
The specific embodiment is as follows:
The utility model is further described below with reference to the specific examples, see fig. 1-6:
Example 1:
The embodiment relates to a lifting arm tensioning device, which comprises a lifting arm, wherein the lifting arm comprises a main rail 1, a driving tensioning plate 2 is arranged at one end of the main rail 1, a driven end protection plate 3 is arranged at the other end of the main rail, a driving sprocket 4 and a driving motor 5 for driving the driving sprocket 4 to rotate are arranged on the driving tensioning plate 2, a driven sprocket is arranged on the driven end protection plate 3, the driving sprocket 4 and the driven sprocket are connected through chain transmission, a tensioning fixing plate 6 is arranged on the main rail 1 at one side of the driving tensioning plate 2, one end of a screw rod 7 is fixedly arranged on the driving tensioning plate 2, the other end of the screw rod 7 penetrates through the tensioning fixing plate 6, a tensioning adjusting nut 8 is arranged on the screw rod 7, a spring 9 is sleeved on the screw rod 7, one end of the spring 9 is tightly propped against the tensioning fixing plate 6, and the other end of the spring 9 is tightly propped against the tensioning adjusting nut 8.
The utility model can also be used as a descending arm, and the lifting arm driving motor is reversed, namely the descending arm.
It should be noted that, in this embodiment, the adjacent ends of the driving tensioning plate 2 and the tensioning fixing plate 6 are respectively provided with a bending plate, the screw 7 is fixed on the bending plate of the driving tensioning plate 2, the bending plate of the tensioning fixing plate 6 is provided with a through hole 10 through which the other end of the screw 7 passes, and one end of the spring 9 is propped against the bending plate of the tensioning fixing plate 6.
As one embodiment, the tensioning fixing plate 6 is fastened to the main rail 1 by means of a fastening element. During adjustment, the fastener is loosened, and the tensioning degree of the chain can be adjusted by adjusting the position of the tensioning adjusting nut 8 on the screw rod 7.
As another embodiment, a first open groove 11 and a second open groove 12 are formed in a side plate of the main rail 1, the first open groove 11 and the second open groove 12 are arranged along the length direction of the main rail 1, the first open groove 11 and the second open groove 12 are arranged in parallel, a first driving sliding block 13 is arranged in the first open groove 11 in a sliding manner, a second driving sliding block 14 is arranged in the second open groove 12 in a sliding manner, and the first driving sliding block 13 and the second driving sliding block 14 are fixedly connected with the driving tensioning plate 2. Specifically, the driving tensioning plate 2 is connected with the first driving slide 13 and the second driving slide 14 through screws. Therefore, the drive motor 5, the drive sprocket 4, and the drive tensioner 2 are free to slide relative to the main rail 1 via the first drive slider 13 and the second drive slider 14 at the end of the main rail 1.
In addition, the first driving slide block 13 and the second driving slide block 14 are embedded in the main rail 1, and the first opening groove 11 and the second opening groove 12 achieve the function of a guide rail, so that external fixing parts can be reduced, and the structure is compact and the appearance is attractive.
The embodiment does not need to disassemble and assemble the fastener, and the tension degree of the adjusting chain is simpler and more convenient. During tensioning degree adjustment, the tensioning adjusting nut 8 is rotated, when the tensioning adjusting nut 8 moves towards the tensioning fixing plate 6, the spring 9 is compressed, the tensioning plate 2 and the screw 7 are driven to slide towards the direction away from the tensioning fixing plate 6 by the pushing of the spring 9, namely the driving motor 5 and the driving sprocket 4 slide towards the direction away from the driven sprocket, and the driven end keeps fixed in position (namely the driven sprocket keeps unchanged in position), so that the tensioning effect of the chain is achieved.
The utility model adopts the spring 9 to tension, can achieve the effect of continuous tension, and does not need manual frequent pre-tensioning in the tensioning range.
Further, one end of the screw 7 is provided with a head 15, the screw 7 passes through a screw passing hole in the driving tensioning plate 2, and one end of the screw 7 is fixedly arranged on the driving tensioning plate 2 by locking through a locking nut 16. Of course, when the screw rod 7 is of a polished rod structure, nuts can be respectively screwed on the screw rods 7 on two sides of the driving tensioning plate 2 to achieve the fixing effect.
The mounting structure with respect to the passive end shield plate 3 is as follows; the driven end protection plates 3 are fixedly arranged on two side walls of the main rail 1, the driven sprocket shafts 17 penetrate through the two driven end protection plates 3, and the driven sprocket is arranged on the driven sprocket shafts 17 between the two driven end protection plates 3. The two passive end protection plates 3 and the main rail 1 are of a detachable structure, so that the maintenance is convenient.
The utility model also provides a plurality of brackets 18 on the main rail 1 at intervals, one ends of the brackets 18 are fixedly connected to the main rail 1, and the other ends are connected to the main rail 1 through sliding rails 19. The bracket 18 serves to connect the main rail 1 and the slide rail 19.
For convenient maintenance, the main rail 1 of the utility model is also provided with a driving end protection plate 20, and the driving end protection plate 20 is arranged opposite to the driving tensioning plate 2. When the maintenance is needed, the driving end protection plate 20 is opened, so that the components such as the driving chain wheel 4, the chain, the driving tensioning plate 2, the first driving sliding block 13, the second driving sliding block 14 and the like can be conveniently inspected. The drive end shield 20 is removable alone without affecting the normal operation of the device.
Example 2:
the present embodiment provides a suspension transport apparatus including the lift arm tensioning device of embodiment 1.
The above embodiment is only one of the preferred embodiments of the present utility model, and is not intended to limit the scope of the present utility model, therefore: all equivalent changes in shape, structure and principle of the utility model should be covered in the scope of protection of the utility model.
Claims (7)
1. The utility model provides a lifting arm overspeed device tensioner, includes lifting arm, lifting arm includes main rail (1), is provided with drive tensioning board (2) in the one end of main rail (1), the other end is provided with driven end guard plate (3), be provided with driving sprocket (4) and drive driving sprocket (4) pivoted driving motor (5) on drive tensioning board (2), be provided with driven sprocket on driven end guard plate (3), driving sprocket (4), driven sprocket pass through chain drive and connect, its characterized in that: the novel tension device is characterized in that a tensioning fixing plate (6) is arranged on a main rail (1) on one side of a driving tensioning plate (2), one end of a screw rod (7) is fixedly arranged on the driving tensioning plate (2), the other end of the screw rod passes through the tensioning fixing plate (6), a tensioning adjusting nut (8) is arranged on the screw rod (7), a spring (9) is sleeved on the screw rod (7), one end of the spring (9) is tightly propped against the tensioning fixing plate (6), and the other end of the spring is tightly propped against the tensioning adjusting nut (8).
2. A lifting arm tensioner as claimed in claim 1, wherein: be provided with first open slot (11), second open slot (12) on a curb plate of main rail (1), first open slot (11), second open slot (12) set up along main rail (1) length direction, and first open slot (11), second open slot (12) parallel arrangement, be equipped with first drive slider (13) in first open slot (11), be equipped with second drive slider (14) in second open slot (12), first drive slider (13), second drive slider (14) all with drive tensioning board (2) fixed connection.
3. A lifting arm tensioning device as claimed in claim 1 or 2, wherein: one end of the screw rod (7) is provided with a head (15), the screw rod (7) penetrates through the driving tensioning plate (2) and is connected with a locking nut (16) in a threaded mode, the locking nut (16) and the head (15) are located on two sides of the driving tensioning plate (2), and one end of the screw rod (7) is fixedly arranged on the driving tensioning plate (2).
4. A lifting arm tensioning device as claimed in claim 1 or 2, wherein: the driven end protection plates (3) are fixedly arranged on two side walls of the main rail (1), the driven sprocket shafts penetrate through the two driven end protection plates (3), and the driven sprocket is arranged on the driven sprocket shafts (17) between the two driven end protection plates (3).
5. A lifting arm tensioning device as claimed in claim 1 or 2, wherein: a plurality of brackets (18) are arranged on the main rail (1) at intervals, one ends of the brackets (18) are fixedly connected to the main rail (1), and the other ends of the brackets are connected to the sliding rails (19).
6. A lifting arm tensioning device as claimed in claim 1 or 2, wherein: the driving end protection plate (20) is detachably arranged on the main rail (1), and the driving end protection plate (20) is arranged opposite to the driving tensioning plate (2).
7. A suspended transportation device, characterized by: comprising a lifting arm tensioner according to any one of claims 1-6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322579598.1U CN220866354U (en) | 2023-09-21 | 2023-09-21 | Lifting arm tensioning device and suspension transportation equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322579598.1U CN220866354U (en) | 2023-09-21 | 2023-09-21 | Lifting arm tensioning device and suspension transportation equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220866354U true CN220866354U (en) | 2024-04-30 |
Family
ID=90821258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322579598.1U Active CN220866354U (en) | 2023-09-21 | 2023-09-21 | Lifting arm tensioning device and suspension transportation equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220866354U (en) |
-
2023
- 2023-09-21 CN CN202322579598.1U patent/CN220866354U/en active Active
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