CN211733517U - Large-load roller guide shoe mechanism - Google Patents
Large-load roller guide shoe mechanism Download PDFInfo
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- CN211733517U CN211733517U CN201922251823.2U CN201922251823U CN211733517U CN 211733517 U CN211733517 U CN 211733517U CN 201922251823 U CN201922251823 U CN 201922251823U CN 211733517 U CN211733517 U CN 211733517U
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- swing
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- rod
- roller
- guide rail
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Abstract
The utility model discloses a large-load roller shoe guide mechanism, which comprises a bottom plate and a bracket fixedly arranged on the bottom plate, wherein the left side and the right side of the bracket are both provided with a swinging assembly, the swinging assembly comprises a swinging arm, a swinging rod and a support, the support is fixedly arranged on the bottom plate, and the bottom of the swinging arm is arranged on the support through a swinging shaft; the middle part of the swing rod is arranged in the swing arm through a rotating shaft, the top and the bottom of the swing rod are both provided with idler wheels, the upper idler wheel and the lower idler wheel are symmetrically arranged by taking the rotating shaft as the center, and the upper idler wheel and the lower idler wheel are linked through the swing rod and act on the guide rail simultaneously. The utility model discloses improve single gyro wheel for upper and lower gyro wheel through the pendulum rod linkage and act on the guide rail simultaneously, the pendulum rod makes the automatic laminating guide rail of upper and lower gyro wheel around the fulcrum swing, has improved the bearing capacity who leads boots, solves the problem of big load or great unbalance loading power, has increased direction length simultaneously, has improved the direction effect that the boots were led to the gyro wheel.
Description
Technical Field
The utility model belongs to elevator safety protection field, concretely relates to boots mechanism is led to big load gyro wheel.
Background
The guide shoe is an indispensable component on an elevator running track, and can limit the car guide on a guide rail, so that the car can only move up and down without horizontal shaking or large inclination to cause interference with the position. Among the boots mechanism is led to current gyro wheel, lead to be equipped with a pair of gyro wheel side by side on the boots base, a pair of gyro wheel supports and presses the both sides at car guide rail, and a gyro wheel supports and presses the top surface at car guide rail in addition, and this sets up when the structure is used on the car, leads to transshipping easily, causes direction and spacing inefficacy, influences the normal operating of car. Meanwhile, for a single roller structure, when a large load is faced, a roller with a large diameter needs to be adopted, so that the guide shoe is large in size, large in installation space and difficult to realize service life; and the guide length of the single roller is limited, so that the guide performance and the stability cannot be increased, and the stress state of the guide rail and the guide shoe cannot be fundamentally improved.
SUMMERY OF THE UTILITY MODEL
For solving the not enough that above-mentioned technical problem exists, the utility model provides a boots mechanism is led to big load gyro wheel to improve elevator direction bearing capacity and direction effect, reduce the structure size that boots were led to the gyro wheel.
In order to achieve the technical purpose, the utility model provides a following technical scheme:
the large-load roller shoe guide mechanism comprises a bottom plate and a support fixedly arranged on the bottom plate, wherein the left side and the right side of the support are respectively provided with a swinging assembly, each swinging assembly comprises a swinging arm, a swinging rod and a support, the support is fixedly arranged on the bottom plate, the bottom of each swinging arm is arranged on the support through a swinging shaft, and each swinging arm can swing around the support; the middle part of the swing rod is arranged on the swing arm through a rotating shaft, the swing rod can swing around the rotating shaft, the top and the bottom of the swing rod are both provided with idler wheels, the upper idler wheel and the lower idler wheel are symmetrically arranged by taking the rotating shaft as a center, and the upper idler wheel and the lower idler wheel are linked through the swing rod and act on the guide rail simultaneously.
As one of the preferred schemes of the utility model, the swing assembly further comprises a spring assembly, the spring assembly passes through the top of the swing arm and contacts with the bracket, and each roller applies pre-pressure to the guide rail through the spring assembly on the corresponding swing arm and the swing arm.
As one of the preferred schemes of the utility model, the swing subassembly of support left and right sides uses the guide rail to set up as central symmetry, and wherein, gyro wheel, every spring assembly on every pendulum rod, every pendulum rod all with support parallel arrangement.
As one of the preferred schemes of the utility model, still be equipped with a set of swing subassembly with guide rail vertically top surface, wherein, gyro wheel and spring assembly on pendulum rod, the pendulum rod all set up with the support is perpendicular, and the gyro wheel passes the center and the guide rail contact of support.
As one of the preferred schemes of the utility model, spring unit includes that screw rod and cover locate spring holder, spring, nut and the bullet pad on the screw rod, and the screw rod passes the top and the support contact of swing arm, and the nut is located between swing arm and the support with the bullet pad, and the spring is located between swing arm and the spring holder.
As one of the preferred schemes of the utility model, in the swing subassembly, the middle part of every swing arm all is installed and is spacing in the support through screw rod subassembly.
As one of the preferable proposal of the utility model, the roller is symmetrically arranged at the top and the bottom of the swing rod through the roller shaft and the bearing.
Compared with the prior art, the utility model discloses possess following technological effect:
the single idler wheel is improved into an upper idler wheel and a lower idler wheel which are linked through the swing rod and act on the guide rail at the same time, the swing rod swings around the pivot to enable the upper idler wheel and the lower idler wheel to be automatically attached to the guide rail, the bearing capacity of the guide shoe is improved, the problem of large load or large unbalance loading capacity is solved, the guide length is increased at the same time, and the guide effect of the idler wheel guide shoe is improved.
Drawings
Fig. 1 is a schematic back structural view of the roller shoe guide mechanism of the present invention;
fig. 2 is a schematic front structural view of the roller shoe guide mechanism of the present invention;
fig. 3 is a side view of the roller shoe guide mechanism of the present invention;
fig. 4 is a top view of the roller shoe guide mechanism of the present invention;
fig. 5 is a top view of a swing link in the roller shoe guide mechanism of the present invention;
fig. 6 is a schematic cross-sectional view of P-P in fig. 5.
In the figure: 1-a bottom plate, 2-a bracket, 3-a swing arm, 4-a support, 5-a swing rod, 6-a roller and 7-a guide rail; 3 '-back swing arm, 4' -back support, 5 '-back swing rod and 6' -back roller; 31-swing shaft, 32-spring assembly, 33-screw assembly, 51-rotation shaft, 61-roller shaft; 31 '-back to the swing shaft, 32' -back to the spring assembly, 33 '-back to the screw assembly, 51' -back to the rotation shaft.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
The embodiment provides a big load gyro wheel guide shoe mechanism for improve elevator direction bearing capacity, solve under the big bearing and need adopt major diameter's gyro wheel and lead the too big, the limited scheduling problem of single gyro wheel direction length of boots size that leads that causes.
Specifically, as shown in fig. 1-4, the large-load roller shoe guide mechanism includes a bottom plate 1 and a bracket 2 fixed above the bottom plate 1, swing assemblies are respectively arranged on the left and right sides of the bracket, each swing assembly includes a swing arm 3, a swing rod 5 and a support 4, the support 4 is fixedly arranged above the bottom plate 1, the bottom of the swing arm 3 is mounted on the support 4 through a swing shaft 31, and the swing arm 3 can swing around the swing shaft 31; the middle part of the swing rod 5 is arranged on the swing arm 3 through a rotating shaft 51, the swing rod 5 can swing around the rotating shaft 51, the top and the bottom of the swing rod 5 are both provided with rollers 6, the upper roller 6 and the lower roller 6 are symmetrically arranged by taking the rotating shaft 51 as the center, and the upper roller 6 and the lower roller 6 are simultaneously acted on the guide rail 7 through the linkage of the swing rod 5.
This embodiment the gyro wheel is led boots mechanism improves single gyro wheel for upper and lower gyro wheel through the pendulum rod linkage and acts on the guide rail simultaneously, and the pendulum rod makes the automatic guide rail that laminates of upper and lower gyro wheel around the fulcrum swing, has improved the bearing capacity who leads boots, solves the problem of big load or great unbalance loading power, has increased direction length simultaneously, has improved the direction effect that the gyro wheel led boots.
The swing assembly further comprises a spring assembly 32, the spring assembly 32 passes through the top of the swing arm 3 to be in contact with the bracket 2, and each roller 6 exerts pre-pressure on the guide rail 7 through the spring assembly 32 at the top of the corresponding swing arm 3 and the swing arm 3. When the lift car enters, the swing arm 3 can swing around the swing arm shaft 31 to inhibit the vibration of the lift car, and the adjusting spring assembly 32 can adjust the pre-pressure applied to the guide rail 7 by the roller 6, so that the swing rod 5 can drive the roller 6 to be attached to the guide rail at the same time, the contact area between the roller and the guide rail is increased, the stress state of the guide rail is improved, and the guidance performance and the stability are improved.
In the two groups of swing assemblies arranged on the left side and the right side of the bracket, two swing arms 3 are respectively arranged on the edges of the left side plate and the right side plate of the bracket 2, and each swing rod 5, the roller 6 on each swing rod and each spring assembly 32 are arranged in parallel with the bracket 2. Namely, the swing rod 5 and the roller 6 on the swing rod are both arranged right in front of the bracket, the roller 6 acts on the side surface of the guide rail, and the adjusting spring assembly 32 can adjust the pre-pressure of the roller 6 on the guide rail in the X direction.
In this embodiment, a set of swing assemblies is further disposed on the top surface perpendicular to the guide rail, each swing assembly includes a back swing arm 3 ', a back swing rod 5 ' and a back support 4 ', the back support 4 ' is fixedly disposed above the bottom plate 1, the bottom of the back swing arm 3 ' is mounted on the back support 4 ' through a back swing shaft 31 ', and the back swing arm 3 ' can swing around the back swing shaft 31 '; the middle part of the back swing rod 5 ' is arranged on the back swing arm 3 ' through a back rotating shaft 51 ', the back swing rod 5 ' can swing around the back rotating shaft 51 ', back rollers 6 ' are arranged at the top and the bottom of the back swing rod 5 ', the upper back roller 6 ' and the lower back roller 6 ' are symmetrically arranged by taking the back rotating shaft 51 ' as the center, and the upper back roller 6 ' and the lower back roller 6 ' are linked through the back swing rod 5 ' and simultaneously act on the guide rail 7. The back swing arm 3 ' is arranged on one of the left side plate and the right side plate of the bracket, the back swing rod 5 ', the back roller 6 ' on the swing rod and the back spring assembly 32 ' are both arranged perpendicular to the bracket, and the back roller 6 ' penetrates through the center of the bracket 2 to be contacted with the guide rail 7. Therefore, the roller arranged in a back direction acts on the top surface of the guide rail, and the pre-pressure of the roller on the guide rail in the Y direction can be adjusted by adjusting the back spring assembly 32', so that the whole roller guide shoe mechanism is more stable in contact with the guide rail, and the bearing capacity is further improved.
As shown in fig. 5 and 6, the swing link 5 in this embodiment is mounted to the swing arm 3 through a rotating shaft 51, and can swing along with the swing of the swing arm, so as to ensure the balance force required by the swing link. The rollers are symmetrically arranged at two ends of the swing rod through a roller shaft 61 and a bearing, and keep linkage with the swing rod to act on the guide rail simultaneously.
According to the large-load roller shoe guide mechanism, the swing assembly is arranged, the rollers are arranged at the upper end and the lower end of the swing rod, the upper roller and the lower roller apply pre-pressure to the guide rail through the spring assembly, when the lift car generates unbalanced force in the running process of the elevator, the rollers bear the load and act on the guide rail, the upper roller and the lower roller act on the guide rail simultaneously through linkage of the swing rod, the bearing capacity of the shoe guide is improved, and the problem of large load or large unbalance loading force is solved. Meanwhile, the guide shoe is linked up and down to increase the guide length, so that the guide effect of the roller guide shoe is improved.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention; thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (7)
1. Big load gyro wheel guide shoe mechanism includes the bottom plate and sets firmly the support on the bottom plate, its characterized in that:
the left side and the right side of the support are provided with swing assemblies, each swing assembly comprises a swing arm, a swing rod and a support, the supports are fixedly arranged on the bottom plate, the bottoms of the swing arms are mounted on the supports through swing shafts, and the swing arms can swing around the supports; the middle part of the swing rod is arranged on the swing arm through a rotating shaft, the swing rod can swing around the rotating shaft, the top and the bottom of the swing rod are both provided with idler wheels, the upper idler wheel and the lower idler wheel are symmetrically arranged by taking the rotating shaft as a center, and the upper idler wheel and the lower idler wheel are linked through the swing rod and act on the guide rail simultaneously.
2. The heavy duty roller guide shoe mechanism of claim 1, wherein: the swing assembly further comprises a spring assembly, the spring assembly penetrates through the swing arms to be fixed with the support, and each roller applies pre-pressure to the guide rail through the spring assembly on the corresponding swing arm and the corresponding swing arm.
3. The heavy duty roller guide shoe mechanism of claim 2, wherein: the swing assemblies on the left side and the right side of the support are symmetrically arranged by taking the guide rail as a center, wherein each swing rod, the roller on each swing rod and each spring assembly are arranged in parallel with the support.
4. The heavy duty roller guide shoe mechanism of claim 3, wherein: and the top surface vertical to the guide rail is also provided with a group of swing assemblies, wherein the swing rod, the roller on the swing rod and the spring assembly are all vertically arranged with the bracket, and the roller penetrates through the center of the bracket to be contacted with the guide rail.
5. The heavy duty roller guide shoe mechanism of claim 2, wherein: the spring assembly comprises a screw rod, a spring seat, a spring, a nut and an elastic pad, wherein the spring seat, the spring, the nut and the elastic pad are sleeved on the screw rod, the screw rod penetrates through the top of the swing arm to be in contact with the support, the nut and the elastic pad are arranged between the swing arm and the support, and the spring is arranged between the swing arm and the spring seat.
6. The heavy duty roller guide shoe mechanism of claim 1, wherein: in the swing assembly, the middle part of each swing arm is installed and limited on the support through the screw assembly.
7. The heavy duty roller guide shoe mechanism of claim 1, wherein: the rollers are symmetrically arranged at the top and the bottom of the swing rod through roller shafts and bearings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922251823.2U CN211733517U (en) | 2019-12-16 | 2019-12-16 | Large-load roller guide shoe mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922251823.2U CN211733517U (en) | 2019-12-16 | 2019-12-16 | Large-load roller guide shoe mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN211733517U true CN211733517U (en) | 2020-10-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922251823.2U Active CN211733517U (en) | 2019-12-16 | 2019-12-16 | Large-load roller guide shoe mechanism |
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| CN (1) | CN211733517U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112576610A (en) * | 2020-12-09 | 2021-03-30 | 中国空气动力研究与发展中心高速空气动力研究所 | Wide temperature range compensation pretension oscillating roller assembly with direction supporting effect |
| CN112978539A (en) * | 2019-12-16 | 2021-06-18 | 杭州沪宁电梯部件股份有限公司 | Large-load roller guide shoe mechanism |
-
2019
- 2019-12-16 CN CN201922251823.2U patent/CN211733517U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112978539A (en) * | 2019-12-16 | 2021-06-18 | 杭州沪宁电梯部件股份有限公司 | Large-load roller guide shoe mechanism |
| CN112978539B (en) * | 2019-12-16 | 2024-06-04 | 杭州沪宁电梯部件股份有限公司 | Large-load roller guide shoe mechanism |
| CN112576610A (en) * | 2020-12-09 | 2021-03-30 | 中国空气动力研究与发展中心高速空气动力研究所 | Wide temperature range compensation pretension oscillating roller assembly with direction supporting effect |
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