CN212425074U - Guide wheel for landing door device and fixing structure thereof - Google Patents
Guide wheel for landing door device and fixing structure thereof Download PDFInfo
- Publication number
- CN212425074U CN212425074U CN202020828149.XU CN202020828149U CN212425074U CN 212425074 U CN212425074 U CN 212425074U CN 202020828149 U CN202020828149 U CN 202020828149U CN 212425074 U CN212425074 U CN 212425074U
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- wheel body
- guide wheel
- leading wheel
- bearing
- installation axle
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Abstract
The utility model provides a leading wheel for layer door gear, including the leading wheel body, the middle part of leading wheel body is equipped with the bell mouth, and one side of leading wheel body is equipped with a plurality of driving grooves that extend to the bell mouth, and the radius of gyration of leading wheel body is 45-50 mm. The utility model also provides a fixed knot who contains above-mentioned leading wheel constructs, including above-mentioned leading wheel body, still include the installation axle that is used for fixed leading wheel body, the installation axle includes the conical surface with the bell mouth butt, still is equipped with the drive block that corresponds with the drive groove on the installation axle, and one end of installation axle is equipped with the threaded rod, and the leading wheel body is fixed mounting on the installation axle through the fixation nut with the correspondence of threaded rod; the other end of the mounting shaft is rotatably mounted on the plate frame through a bearing. The bearing is a graphite copper sleeve bearing. The utility model discloses can stabilize fixedly to the leading wheel body to structural design is simple, simple to operate.
Description
Technical Field
The utility model relates to an elevator equipment technical field, concretely relates to layer leading wheel for door gear and fixed knot constructs thereof.
Background
The elevator landing door device adopts a traditional mode, the diameter of a guide wheel is 68, and due to the fact that the landing door device is large in operation frequency, long in time and heavy in load, the landing door device is in high-load operation for a long time, the diameter of the guide wheel is small, the turning radius is too small, and a steel wire rope is prone to fracture under the action of long-term high load; in addition, the fixed knot of current leading wheel, fixed knot constructs comparatively complicatedly, has the inconvenient and unstable problem of installation.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the not enough of prior art, provide a simple to operate and can guarantee wire rope life's layer door is leading wheel for device and fixed knot constructs, concrete scheme as follows:
the guide wheel for the landing door device comprises a guide wheel body, wherein a tapered hole is formed in the middle of the guide wheel body, a plurality of driving grooves extending to the tapered hole are formed in one side of the guide wheel body, and the turning radius of the guide wheel body is 45-50 mm.
The fixing structure of the guide wheel comprises a guide wheel body and an installation shaft for fixing the guide wheel body, wherein the installation shaft comprises a conical surface abutted against the conical hole, a driving block corresponding to the driving groove is further arranged on the installation shaft, a threaded rod is arranged at one end of the installation shaft, and the guide wheel body is fixedly installed on the installation shaft through a fixing nut corresponding to the threaded rod; the other end of the mounting shaft is rotatably mounted on the plate frame through a bearing.
Based on the above, the bearing is a graphite copper bush bearing.
The utility model discloses relative prior art has substantive characteristics and progress, specifically speaking, the utility model has the following advantages:
1. in the utility model, a conical hole is arranged in the middle of the guide wheel body, a driving groove extending to the conical hole is arranged on one side of the guide wheel body, a conical surface abutted against the conical hole is arranged on the mounting shaft, a threaded rod is arranged at one end of the mounting shaft, and the guide wheel body is fixedly mounted on the mounting shaft through a fixing nut corresponding to the threaded rod; the other end of the mounting shaft is rotatably mounted on the plate frame through a bearing; this kind of structural design makes fixing that the leading wheel body can be stable on the installation axle, has structural design simply in addition, simple to operate's characteristics.
2. The utility model discloses in, through designing the radius of gyration of leading wheel body for 45-50mm, compare prior art, can effectively guarantee wire rope's life, reduce maintenance and equipment loss cost.
Drawings
Fig. 1 is a cross-sectional view of the overall structure of the present invention.
Fig. 2 is a schematic structural view of the guide wheel for the middle-layer door device of the present invention.
Fig. 3 is a schematic structural diagram of the installation shaft of the present invention.
Fig. 4 is a schematic view of the usage state of the present invention.
In the figure: 1. a landing door apparatus body; 2. a plate frame; 3. a guide wheel body; 3-1. tapered hole; 3-2, driving the groove; 4. installing a shaft; 5. a bearing; 6. fixing a nut; 7. a drive block; 8. a threaded rod; 9. a conical surface.
Detailed Description
The technical solution of the present invention will be described in further detail through the following embodiments.
Examples
As shown in fig. 1-4, the utility model provides a leading wheel for layer door gear, including leading wheel body 3, the middle part of leading wheel body 3 is equipped with bell mouth 3-1, one side of leading wheel body 3 is equipped with a plurality of drive grooves 3-2 that extend to bell mouth 3-1, and the radius of gyration of leading wheel body 3 is 45-50 mm.
According to the fixing structure of the guide wheel, the fixing structure comprises a guide wheel body 3 and an installation shaft 4 for fixing the guide wheel body 3, wherein the installation shaft 4 comprises a conical surface 9 abutted against the conical hole 3-1, a driving block 7 corresponding to the driving groove 3-2 is further arranged on the installation shaft 4, a threaded rod 8 is arranged at one end of the installation shaft 4, and the guide wheel body 3 is fixedly installed on the installation shaft 4 through a fixing nut 6 corresponding to the threaded rod 8; the other end of the mounting shaft 4 is rotatably mounted on the plate frame 2 through a bearing 5.
It should be noted that, in order to ensure the overall service performance of the device, the bearing 5 is a graphite copper bush bearing.
In particular, the panel frame 2 is fixedly installed on the landing door device body 1.
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 it; although the present invention has been described in detail with reference to preferred embodiments, it should be understood by those skilled in the art that: the invention can be modified or equivalent substituted for some technical features; without departing from the spirit of the present invention, it should be understood that the scope of the claims is intended to cover all such modifications and variations.
Claims (3)
1. The utility model provides a leading wheel for layer door gear which characterized in that: the guide wheel structure comprises a guide wheel body (3), wherein a tapered hole (3-1) is formed in the middle of the guide wheel body (3), a plurality of driving grooves (3-2) extending to the tapered hole (3-1) are formed in one side of the guide wheel body (3), and the turning radius of the guide wheel body (3) is 45-50 mm.
2. A fixed structure comprising the guide wheel of claim 1, wherein: the guide wheel comprises a guide wheel body (3) and further comprises an installation shaft (4) used for fixing the guide wheel body (3), wherein the installation shaft (4) comprises a conical surface (9) abutted to the conical hole (3-1), a driving block (7) corresponding to the driving groove (3-2) is further arranged on the installation shaft (4), a threaded rod (8) is arranged at one end of the installation shaft (4), and the guide wheel body (3) is fixedly installed on the installation shaft (4) through a fixing nut (6) corresponding to the threaded rod (8); the other end of the mounting shaft (4) is rotatably mounted on the plate frame (2) through a bearing (5).
3. The fixing structure according to claim 2, wherein: the bearing (5) is a graphite copper bush bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020828149.XU CN212425074U (en) | 2020-05-18 | 2020-05-18 | Guide wheel for landing door device and fixing structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020828149.XU CN212425074U (en) | 2020-05-18 | 2020-05-18 | Guide wheel for landing door device and fixing structure thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212425074U true CN212425074U (en) | 2021-01-29 |
Family
ID=74287374
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020828149.XU Active CN212425074U (en) | 2020-05-18 | 2020-05-18 | Guide wheel for landing door device and fixing structure thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212425074U (en) |
-
2020
- 2020-05-18 CN CN202020828149.XU patent/CN212425074U/en active Active
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