CN217458412U - Escalator handrail tensioning device - Google Patents
Escalator handrail tensioning device Download PDFInfo
- Publication number
- CN217458412U CN217458412U CN202220995874.5U CN202220995874U CN217458412U CN 217458412 U CN217458412 U CN 217458412U CN 202220995874 U CN202220995874 U CN 202220995874U CN 217458412 U CN217458412 U CN 217458412U
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- truss
- tensioning
- adjusting screw
- assembly
- rises
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Abstract
The utility model belongs to the elevator field, concretely relates to automatic staircase handrail area rises and tightly installs, truss and handrail area of connecting including the cooperation, the truss upper end sets up the tight mechanism that rises that is used for being connected with the handrail area, the truss lower extreme sets up the tight mechanism that rises down for being connected with the handrail area, the tight mechanism that rises down is including installing lower mount bracket subassembly on the truss, a plurality of tight pulley and the adjusting screw that rises down that set up on the mount bracket subassembly down, on adjusting screw wore to locate truss and lower mount bracket subassembly simultaneously, cup jointed first nut component and second nut component on the adjusting screw, and first nut component is used for locking lower mount bracket subassembly, second nut component is used for locking the truss. The utility model discloses set up the tight pulley mechanism that rises down in the lower extreme corner of truss, solved the uneven problem of the tight power that rises in lower part corner handrail area, promoted handrail area operational effect and running quality, prolonged the life in handrail area.
Description
Technical Field
The utility model belongs to the elevator field, concretely relates to automatic staircase handrail area rises and tightly installs.
Background
The handrail belt tensioning mechanisms are necessary for each escalator and provide tension for the handrail belts, and the general handrail belt tensioning mechanisms are arranged at the upper friction wheels, so that when the lifting height is increased, the handrail belts cannot be tensioned in a balanced manner by adjusting the upper tensioning mechanisms alone, and the operation effect and the operation quality of the handrails can be influenced.
SUMMERY OF THE UTILITY MODEL
In order to make up for the deficiencies of the prior art, the utility model provides an automatic staircase handrail area rises and tightly installs technical scheme.
The utility model provides an automatic staircase handrail area rises and tightly installs, includes truss and the handrail area that the cooperation is connected, the truss upper end sets up the tight mechanism that rises that is used for being connected with the handrail area, the truss lower extreme sets up the tight mechanism that rises down that is used for being connected with the handrail area, the tight mechanism that rises down is including installing lower mount bracket subassembly on the truss, a plurality of lower tight wheels that rise and adjusting screw that set up on lower mount bracket subassembly down, adjusting screw wears to locate on truss and lower mount bracket subassembly simultaneously, cup joints first nut component and second nut component on the adjusting screw, and first nut component is used for locking lower mount bracket subassembly, the second nut component is used for locking the truss.
Further, the lower mounting frame assembly comprises a fixing plate and a pulling plate which are connected through a first fastener, the fixing plate is used for mounting the lower tensioning wheel, and the pulling plate is used for being connected with the adjusting screw rod and the first nut assembly.
Further, the pulling plate is of an L-shaped structure.
Furthermore, a first tensioning plate assembly and a second tensioning plate assembly are arranged on the truss, the first tensioning plate assembly is used for being connected with the adjusting screw rod and the second nut assembly, the second tensioning plate assembly is used for being connected with the lower mounting frame assembly through a second fastener, and the relative position of the mounting frame assembly and the second tensioning plate assembly can be adjusted.
Furthermore, at least one of the second tensioning plate assembly and the lower mounting frame assembly is provided with a kidney-shaped hole, the second fastener comprises an adjustable bolt, the adjustable bolt penetrates through the kidney-shaped hole, and the relative position of the second tensioning plate assembly and the lower mounting frame assembly can be adjusted by loosening the adjustable bolt.
Further, the adjusting screw rod is arranged obliquely.
Further, the lower tensioning mechanism is positioned at the lower corner of the truss.
Further, the lower tensioning mechanism is located at an upper corner of the truss.
Compared with the prior art, the utility model discloses set up the tight pulley mechanism that rises down in the lower extreme corner of truss, solved the uneven problem of the tight power that rises in lower part corner handrail area, promoted handrail area operational effect and running quality, prolonged the life in handrail area. The utility model discloses simple structure, the installation adjustment is convenient, and the cost is lower.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of FIG. 1 at A;
FIG. 3 is a schematic structural view of the middle and lower tensioning mechanism of the present invention;
FIG. 4 is a schematic view of the connecting structure of the middle and lower tensioning wheels, the fixing plate, the pulling plate and the adjusting screw rod of the present invention;
fig. 5 is a second schematic view of the connection structure of the middle-lower tensioning wheel, the fixing plate, the pulling plate and the adjusting screw according to the present invention.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
Referring to fig. 1-5, the escalator handrail tensioning device mainly solves the problem of tensioning the handrail at the lower corner, has a light structure, is convenient to install and adjust, and has low production cost, and comprises a truss 1 and a handrail 2 which are connected in a matching manner, wherein an upward tensioning mechanism 3 connected with the handrail 2 is arranged at the upper corner of the truss 1, and a downward tensioning mechanism 4 connected with the handrail 2 is arranged at the lower corner of the truss 1. The structure of the upper tensioning mechanism 3 is known in the art, and includes an upper tensioning wheel, a fixing frame and other structures, which are not described in detail. The lower tensioning mechanisms 4 are two and are relatively arranged on the left side and the right side of the truss 1 respectively, and comprise a lower mounting frame assembly arranged on the truss 1, a plurality of lower tensioning wheels 400 arranged on the lower mounting frame assembly and an adjusting screw 401, wherein the adjusting screw 401 is obliquely arranged and simultaneously penetrates through the truss 1 and the lower mounting frame assembly, a first nut assembly 402 and a second nut assembly 403 are sleeved on the adjusting screw 401, the first nut assembly 402 is used for locking the lower mounting frame assembly, and the second nut assembly 403 is used for locking the truss 1.
It can be understood, in above-mentioned technical scheme, the utility model discloses tight round mechanism 4 that rises has been add down in truss 1's lower extreme corner, can strengthen the tight effect that rises of handrail area 2 to, tight round mechanism 4 that should rise down can be through adjusting screw 401, first nut component 402 and the relative distance of tight round 400 that rises down with truss 1 of structural adjustment such as second nut component 403, and then realizes the regulation of the tight degree that rises of handrail area 2, uses more in a flexible way.
With continued reference to fig. 2 and 3, the lower mounting frame assembly includes a fixed plate 404 and a pulling plate 405 connected by bolts, the fixed plate 404 is a vertical straight plate structure for mounting the lower tensioning wheel 400, the pulling plate 405 is an L-shaped structure for connecting with the adjusting screw 401 and the first nut assembly 402, and at least two first nut assemblies 402 are respectively located at the upper and lower sides of the transverse portion of the pulling plate 405.
The first tensioning plate assembly 100 and the second tensioning plate assembly 101 are mounted on the truss 1 through bolts, the first tensioning plate assembly 100 is used for being connected with the adjusting screw 401 and the second nut assembly 403, at least two second nut assemblies 403 are respectively located on the upper side and the lower side of the transverse portion of the first tensioning plate assembly 100, the second tensioning plate assembly 101 is used for being connected with the fixing plate 404 through adjustable bolts, and the relative position between the fixing plate 404 and the second tensioning plate assembly 101 can be adjusted.
Specifically, the second tensioning plate assembly 101 is provided with a waist-shaped hole 1010 along the length direction thereof, the adjustable bolt passes through the waist-shaped hole 1010, and after the adjustable bolt is loosened, the fixing plate 400 with the adjustable bolt can slide on the waist-shaped hole 1010, so as to adjust the relative position of the second tensioning plate assembly 101 and the lower mounting frame assembly.
The utility model discloses can solve the uneven problem of the tight power that rises in lower part corner handrail area, can promote handrail area operational effect and running quality, can prolong the life in handrail area. And the utility model discloses simple structure, the installation adjustment is convenient, and the cost is lower.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (8)
1. A hand strap tensioning device of an escalator comprises a truss (1) and a hand strap (2) which are connected in a matching way, the upper end of the truss (1) is provided with an upward tensioning mechanism (3) which is used for being connected with the hand strap (2), it is characterized in that the lower end of the truss (1) is provided with a lower tensioning mechanism (4) which is used for being connected with the hand strap (2), the lower tensioning mechanism (4) comprises a lower mounting frame component arranged on the truss (1), a plurality of lower tensioning wheels (400) arranged on the lower mounting frame component and an adjusting screw rod (401), the adjusting screw rod (401) penetrates through the truss (1) and the lower mounting frame component at the same time, the adjusting screw rod (401) is sleeved with a first nut component (402) and a second nut component (403), the first nut component (402) is used for locking the lower mounting frame component, and the second nut component (403) is used for locking the truss (1).
2. The escalator handrail tensioning device according to claim 1, characterized in that the lower mounting frame assembly comprises a fixed plate (404) and a pulling plate (405) which are connected through a first fastener, the fixed plate (404) is used for mounting the lower tensioning wheel (400), and the pulling plate (405) is used for connecting with the adjusting screw (401) and the first nut assembly (402).
3. The escalator handrail tensioning device according to claim 2, characterized in that the pulling plate (405) is of an L-shaped structure.
4. The escalator handrail tensioning device according to claim 1, characterized in that the truss (1) is provided with a first tensioning plate assembly (100) and a second tensioning plate assembly (101), the first tensioning plate assembly (100) is connected with the adjusting screw (401) and the second nut assembly (403), the second tensioning plate assembly (101) is connected with the lower mounting frame assembly through a second fastener, and the relative position of the mounting frame assembly and the second tensioning plate assembly (101) can be adjusted.
5. The escalator handrail tensioning device according to claim 4, characterized in that at least one of the second tensioning plate assembly (101) and the lower mounting frame assembly is provided with a kidney-shaped hole (1010), the second fastener comprises an adjustable bolt, the adjustable bolt passes through the kidney-shaped hole (1010), and the relative position of the second tensioning plate assembly (101) and the lower mounting frame assembly can be adjusted by loosening the adjustable bolt.
6. The escalator handrail tensioning device according to claim 1, characterized in that the adjusting screw (401) is arranged obliquely.
7. The escalator handrail tensioning device according to any one of claims 1-6, characterized in that the lower tensioning mechanism (4) is located at the lower corner of the truss (1).
8. The escalator handrail tensioning device according to any one of claims 1-6, characterized in that the lower tensioning mechanism (4) is located at the upper corner of the truss (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220995874.5U CN217458412U (en) | 2022-04-27 | 2022-04-27 | Escalator handrail tensioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220995874.5U CN217458412U (en) | 2022-04-27 | 2022-04-27 | Escalator handrail tensioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217458412U true CN217458412U (en) | 2022-09-20 |
Family
ID=83273168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220995874.5U Active CN217458412U (en) | 2022-04-27 | 2022-04-27 | Escalator handrail tensioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217458412U (en) |
-
2022
- 2022-04-27 CN CN202220995874.5U patent/CN217458412U/en active Active
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