CN209872099U - Handrail belt tensioning device for escalator - Google Patents
Handrail belt tensioning device for escalator Download PDFInfo
- Publication number
- CN209872099U CN209872099U CN201920649224.3U CN201920649224U CN209872099U CN 209872099 U CN209872099 U CN 209872099U CN 201920649224 U CN201920649224 U CN 201920649224U CN 209872099 U CN209872099 U CN 209872099U
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- CN
- China
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- handrail
- handrail area
- support
- carrier roller
- roller wheel
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Abstract
The utility model discloses a handrail area overspeed device tensioner for automatic escalator, handrail area overspeed device tensioner include that two adjust support, supporting screw and handrail area guider, for handrail area guider between two regulation supports, the supporting screw passes through bearing roller wheelset mounting panel and is connected with handrail area guider, and handrail area overspeed device tensioner installs on the truss, and this handrail area overspeed device tensioner adjusts the height that handrail area guider was adjusted through adjusting support and supporting screw to adjust the elasticity in handrail area. The utility model has the advantages that this handrail area overspeed device tensioner structural design is light, and the installation is simple, and it is convenient to adjust during the in-service use, can save handrail area dimension time of guaranteeing.
Description
Technical Field
The utility model belongs to the technical field of the elevator, especially, relate to a handrail area overspeed device tensioner for automatic escalator.
Background
The hand strap tensioning device is a part for ensuring the normal operation of the hand strap. The handrail belt tensioning device can eliminate the length error of the handrail belt caused by manufacturing and environmental change, avoid the situation that the handrail belt is separated from the guide rail due to over looseness of the handrail belt, serious surface abrasion and increased running resistance due to over tightness, and prevent the synchronism of the handrail belt and steps from exceeding the standard. The adjustment of the tension when mounting the handrail belt is therefore very important. For example, the national intellectual property office published a patent document CN205709414U on 2016, 11, 23, entitled handrail tensioning device for escalators/sidewalks. It is including being divided into two sets of a plurality of bearing roller subassemblies that are used for supporting handrail area, being located two sets of tensioning bearing roller group between the bearing roller subassembly, its characterized in that: tensioning bearing roller set rotate or sliding connection in the staircase or on the metal framework of pavement, thereby overspeed device tensioner still including being used for adjusting tensioning bearing roller set position tensioning the traction part of handrail area, traction part install in on the metal framework, traction part include one end with tensioning bearing roller set looks fixed connection's pull cable, drive the pull cable will tensioning bearing roller set is towards the tensioning the direction removal of handrail area and with the regulation retaining member of pull cable rigidity. Two sets of the bearing roller subassembly is located the below of handrail area, tensioning bearing roller group is located the intra-annular that the handrail area formed, adjust the retaining member including being fixed in fixed plate on the metal framework, being located two nuts of fixed plate both sides, with the haulage cable other end is connected and wears to locate tensioning rod on the fixed plate, rotate connect in on the metal framework and make the other end of the haulage cable of downwardly extending towards the switching-over dog that adjusting nut extended, the nut with tensioning rod threaded connection. The device has a complex structure, needs a tensioning carrier roller group and a traction part for adjusting the position of the tensioning carrier roller group to tension the handrail belt, is inconvenient to install due to the complex structure, has a complex process when the handrail belt is adjusted, and can cause the steel wire rope to slide in the moving process.
SUMMERY OF THE UTILITY MODEL
The utility model provides a solve the problem of above-mentioned handrail area elasticity, provide a handrail area overspeed device tensioner for automatic escalator.
The utility model adopts the technical scheme as follows:
the utility model provides a handrail area overspeed device tensioner for automatic escalator, handrail area overspeed device tensioner includes two regulation supports, supporting screw and handrail area guider, for handrail area guider between two regulation supports, the supporting screw passes through bearing roller wheelset mounting plate and is connected with handrail area guider, and handrail area overspeed device tensioner installs on the truss, and this handrail area overspeed device tensioner adjusts the height that handrail area guider was adjusted through adjusting regulation support and supporting screw to adjust the elasticity of handrail area.
Further, the support screw comprises a threaded rod, an upper adjusting nut, a lower adjusting nut and a truss connecting frame, wherein the upper adjusting nut and the lower adjusting nut are installed on the threaded rod, a threaded hole plate is arranged between the upper adjusting nut and the lower adjusting nut, one end of the truss connecting frame is connected with the truss through two bolts, and the other end of the truss connecting frame is welded with the threaded hole plate. The external part of the threaded rod is in a thread shape, and the height of the supporting screw rod can be adjusted through the interaction of the upper nut, the lower nut and the threaded rod.
Further, handrail area guider includes bearing roller wheelset, leading wheel and holds in the palm running roller base, handrail area guider passes through bearing roller wheelset mounting panel and bolted connection for the supporting screw, the leading wheel is installed on the upper portion of bearing roller wheelset, and leading wheel and bearing roller wheelset pass through wire rope and connect, hold in the palm running roller base and install on bearing roller wheelset fixed plate. The handrail belt runs along the carrier roller wheel set, wherein a guide wheel on the upper part of the carrier roller wheel set is used as a guide device, and the handrail belt guide device is connected with the support screw rod to adjust the tightness of the handrail belt.
Furthermore, the upper beam is provided with a lifting device, the adjusting support is provided with a long waist hole, the adjusting support is provided with an angle piece, one end of the angle piece is connected with the carrier roller wheel set fixing plate, the other end of the angle piece is connected with the adjusting support, the adjusting support is further provided with two transverse bolts, and the transverse bolts sequentially penetrate through the angle piece and the long waist hole. The height of the handrail belt guiding group is adjusted by loosening the transverse bolt through the adjusting support.
The utility model discloses following beneficial effect has: the handrail belt tensioning device is light in structural design, simple to install, convenient to adjust in actual use and capable of saving the maintenance time of the handrail belt.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a side view of the support screw;
fig. 3 is an enlarged view of the adjustment mount.
In the figure, 1 is an angle piece, 2 is a handrail belt, 3 is an adjusting support, 4 is a carrier roller wheel set, 5 is a carrier roller wheel set support plate, 6 is a threaded rod, 7 is an upper adjusting nut, 8 is a steel wire rope, 9 is a guide wheel, 10 is a truss, 11 is a truss connecting frame, 12 is a lower adjusting nut, 13 is a long waist hole, 14 is a carrier roller wheel set fixing plate, 15 is a carrier roller wheel base, 16 is a threaded hole plate, and 17 is a transverse bolt.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples.
Example (b): as shown in fig. 1 to 3, a handrail belt tensioning device for an escalator comprises two adjusting supports 3, a supporting screw and a handrail belt guide device, wherein the handrail belt guide device is arranged between the two adjusting supports 3, the supporting screw is connected with the handrail belt guide device through a supporting roller wheel set support plate 5, the handrail belt tensioning device is installed on a truss 10, and the handrail belt tensioning device adjusts the height of the handrail belt guide device through adjusting the adjusting supports 3 and the supporting screw, so as to adjust the tightness of a handrail belt 2.
The support screw rod includes threaded rod 6, upper adjusting nut 7, lower adjusting nut 12, truss link 11, upper and lower adjusting nut installs on threaded rod 6, is equipped with screw hole board 16 between the upper and lower adjusting nut, truss link 11 one end is connected with truss 10 through two bolts, and the other end and screw hole board 16 weld.
The handrail belt guiding device comprises a carrier roller wheel set 4, a guide wheel 9 and a carrier roller wheel base 15, the handrail belt guiding device is connected with a supporting screw through a carrier roller wheel set support plate 5 through bolts, the guide wheel 9 is installed on the upper portion of the carrier roller wheel set 4, the guide wheel 9 is connected with the carrier roller wheel set 4 through a steel wire rope 8, and the carrier roller wheel base 15 is installed on a carrier roller wheel set fixing plate 14.
The adjustable carrier roller is characterized in that a long waist hole 13 is formed in the adjusting support 3, an angle piece 1 is arranged on the adjusting support 3, one end of the angle piece 1 is connected with the carrier roller wheel set fixing plate 14, the other end of the angle piece is connected with the adjusting support 3, two transverse bolts 17 are further arranged on the adjusting support 3, and the transverse bolts 17 sequentially penetrate through the angle piece 1 and the long waist hole 13.
When the handrail area was loose, 12 lower adjusting nut installed on threaded rod 6 were unscrewed down, go up adjusting nut 7 and twist down, it has the interact power to go up, threaded rod 6 up at this moment, make the bearing roller wheelset mounting panel 5 of being connected with the supporting screw improve the height together with bearing roller wheelset 4, then 12 lower adjusting nut up is screwed up, make the nut fix, the regulation support 3 on both sides also can be through unscrewing transverse bolt 17, move up angle 1, angle 1 drives bearing roller wheelset 4 and promotes the height, at last 17 transverse bolt is screwed up. The handrail belt is not too loose by adjusting the supporting screw and the adjusting support 3.
When the handrail belt is over-tightened, the upper adjusting nut 7 installed on the threaded rod 6 is upwards loosened, the lower adjusting nut 12 is upwards screwed, at the moment, the threaded rod 6 moves downwards, the supporting roller wheel set support plate 5 connected with the supporting screw and the supporting roller wheel set 4 are lowered in height, then the upper adjusting nut 7 is downwards screwed, the nuts are fixed, the adjusting supports 3 on the two sides can also move downwards through loosening the transverse bolts 17, the angle-shaped piece 1 drives the supporting roller wheel set 4 to be lowered in height, and finally the transverse bolts 17 are screwed. The handrail belt is not over-tightened by adjusting the supporting screw and the adjusting support 3.
Claims (4)
1. The utility model provides a handrail area overspeed device tensioner for automatic escalator, its characterized in that, handrail area overspeed device tensioner include two regulation supports (3), supporting screw and handrail area guider, be handrail area guider between two regulation supports (3), supporting screw passes through bearing roller wheelset mounting panel (5) and is connected with handrail area guider, and handrail area overspeed device tensioner installs on truss (10), and this handrail area overspeed device tensioner adjusts handrail area guider's height through adjusting regulation support (3) and supporting screw to adjust the elasticity of handrail area (2).
2. The handrail belt tensioning device for the escalator as claimed in claim 1, wherein the support screw comprises a threaded rod (6), an upper adjusting nut (7), a lower adjusting nut (12) and a truss connection frame (11), the upper and lower adjusting nuts are mounted on the threaded rod (6), a threaded hole plate (16) is arranged between the upper and lower adjusting nuts, one end of the truss connection frame (11) is connected with the truss (10) through two bolts, and the other end of the truss connection frame is welded with the threaded hole plate (16).
3. The handrail belt tensioning device for the escalator as claimed in claim 1, wherein the handrail belt guiding device comprises a carrier roller wheel set (4), a guide wheel (9) and a carrier roller wheel base (15), the handrail belt guiding device is connected with a support screw through a carrier roller wheel set support plate (5) and a support screw by bolts, the guide wheel (9) is installed on the upper portion of the carrier roller wheel set (4), the guide wheel (9) and the carrier roller wheel set (4) are connected through a steel wire rope (8), and the carrier roller wheel base (15) is installed on the carrier roller wheel set fixing plate (14).
4. The handrail belt tensioning device for the escalator as claimed in claim 3, wherein the adjusting support (3) is provided with a long waist hole (13), the adjusting support (3) is provided with an angle piece (1), one end of the angle piece (1) is connected with the carrier roller wheel set fixing plate (14), the other end of the angle piece is connected with the adjusting support (3), the adjusting support (3) is further provided with two transverse bolts (17), and the transverse bolts (17) sequentially penetrate through the angle piece (1) and the long waist hole (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920649224.3U CN209872099U (en) | 2019-05-08 | 2019-05-08 | Handrail belt tensioning device for escalator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920649224.3U CN209872099U (en) | 2019-05-08 | 2019-05-08 | Handrail belt tensioning device for escalator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209872099U true CN209872099U (en) | 2019-12-31 |
Family
ID=68964706
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920649224.3U Active CN209872099U (en) | 2019-05-08 | 2019-05-08 | Handrail belt tensioning device for escalator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209872099U (en) |
-
2019
- 2019-05-08 CN CN201920649224.3U patent/CN209872099U/en active Active
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