CN217458750U

CN217458750U - Anti-falling device for lifting platform

Info

Publication number: CN217458750U
Application number: CN202221545500.XU
Authority: CN
Inventors: 孙丙国; 李培发; 吕栋; 孙怀民
Original assignee: Jinan Huixin Lifting Machinery Co ltd
Current assignee: Jinan Huixin Lifting Machinery Co ltd
Priority date: 2022-06-20
Filing date: 2022-06-20
Publication date: 2022-09-20
Anticipated expiration: 2032-06-20

Abstract

The utility model discloses a falling prevention device for lift platform, which comprises a supporting seat, trigger the rope, prevent weighing down the board, prevent weighing down the elastic component, the stopper, the knife rest, support the elastic component, the cutter, an up end for lift platform is located to the supporting seat that is used for supporting to trigger the rope middle part, the tip that triggers the rope is connected with the one end that prevents weighing down the board that is located terminal surface under the lift platform after passing the line hole of locating on the lift platform, the other end of preventing weighing down the board rotates with lift platform to be connected, lift platform's lower terminal surface is equipped with and is used for preventing weighing down the elastic component that weighs down that the one end that the board was connected with the trigger rope was flicked and is used for the restriction to prevent weighing down the stopper of board turned angle, vertical sliding connection has the knife rest on the supporting seat, the knife rest is through supporting connection and supporting seat, be equipped with on the knife rest and be used for cutting off the cutter that triggers the rope middle part. The utility model discloses can improve people and take the security of lift platform.

Description

Anti-falling device for lifting platform

Technical Field

The utility model relates to a lift platform technical field, concretely relates to anti-falling device for lift platform.

Background

When the lifting platform is about to fall, people taking the lifting platform can press the emergency stop button, but the dangerous case that the lifting platform is about to fall cannot be blocked.

For example, the inclined hanging type barrier-free lifting platform in the lifting platform is mainly applied to occasions such as building corridors, scenic spot steps, municipal steps, hotel and market steps, basement steps and the like. In the above-described case, the slant-hung type barrier-free elevating platform moves along a guide rail installed on a step. When the junction of hanging accessible lift platform and guide rail is about to the pine to take off or is about to the fracture to one side for hanging accessible lift platform is about to fall to one side, even people press emergency stop button and let hanging accessible lift platform stop moving to one side, but hanging accessible lift platform still can fall to the ladder to one side, because the trend of ladder is the slope, so fall to the slope on the ladder hanging accessible lift platform can empty, lie in the slope hanging accessible lift platform on one side at this moment and will empty together, easily lead to people injured.

Therefore, how to improve the safety of people riding the lifting platform is a technical problem to be solved urgently by technical personnel in the field.

SUMMERY OF THE UTILITY MODEL

The utility model discloses it is not enough to the above-mentioned that prior art exists, provide a lifting platform is with anti-falling device, the utility model discloses can improve the security that people took lifting platform.

In order to realize the purpose, the utility model discloses a technical scheme is:

the utility model provides a falling preventing device for lift platform, which comprises a supporting seat, trigger the rope, prevent weighing down the board, prevent weighing down the elastic component, the stopper, the knife rest, support the elastic component, the cutter, an up end for supporting the supporting seat that triggers rope middle part and locating lift platform, the tip that triggers the rope is passed and is located lift platform behind the line hole on the lift platform and be connected with the one end that prevents weighing down the board of terminal surface under, the other end that prevents weighing down the board rotates with lift platform and is connected, lift platform's lower terminal surface is equipped with and is used for preventing weighing down the stopper that the one end that the board was connected with and triggers the rope bounced off and prevent weighing down board turned angle, vertical sliding connection has the knife rest on the supporting seat, the knife rest is connected with the supporting seat through supporting the elastic component, be equipped with the cutter that is used for cutting off and triggers the rope middle part on the knife rest.

Furthermore, the lifting platform adopts an inclined hanging type barrier-free lifting platform.

Furthermore, a wire groove and a cutter groove which are communicated with each other are arranged on the upper end face of the supporting seat, the middle part of the trigger rope penetrates through the wire groove, and the cutter groove is matched with the cutter.

Further, the supporting seat is provided with a sliding groove, the knife rest is provided with a sliding rail, and the sliding rail is in vertical sliding fit with the sliding groove.

Furthermore, a pedal is arranged on the upper end face of the tool rest.

Furthermore, the upper end surface of the pedal is provided with anti-skid lines.

Furthermore, the anti-falling elastic part and the supporting elastic part are both springs.

The utility model discloses beneficial effect who has:

1. the utility model discloses an among the anti-falling device, people can trample the knife rest downwards for the elastic force that supports the elastic component is overcome to the knife rest and moves down, and the knife rest that moves down drives the cutter and cuts off the middle part that triggers the rope downwards, prevents that the falling board has bound the one end that triggers the rope and is flicked by preventing weighing down the elastic component, makes the one end that prevents weighing down the board and has bound and trigger the rope prop lift platform, thereby prevents falling that the falling board has prevented lift platform, has reduced people injured risk, has improved lift platform's security.

2. The utility model provides a falling-proof device simple structure triggers portably, only needs people step on the knife rest under can to let falling-proof device react faster, more improved people and taken lift platform's security.

3. The utility model discloses a set up the wire casing at the supporting seat up end, can improve the supporting seat and support the stability that triggers the rope. Through set up the footboard on the knife rest, can improve the accuracy that people trampled the knife rest. The spring is used as the anti-falling elastic piece and the supporting elastic piece, so that materials can be conveniently obtained, and the assembly is convenient.

Drawings

FIG. 1 is a first perspective view of a fall arrest device for a lifting platform;

FIG. 2 is a second perspective view of a fall arrest device for a lift platform;

FIG. 3 is a third perspective view of a fall arrest device for a lifting platform;

FIG. 4 is a fourth perspective view of a fall arrest device for a lift platform;

FIG. 5 is a first state view of a fall arrest device for a lift platform;

fig. 6 is a state diagram of a fall arrest device for a lifting platform.

Description of reference numerals:

1-a supporting seat, 11-a wire groove, 12-a sliding groove and 13-a cutter groove,

2-triggering the rope, wherein the rope is arranged on the rope,

3-anti-falling plate, 31-binding hole, 32-pin shaft,

4-the anti-falling elastic piece is arranged,

5-a limiting block, wherein the limiting block is provided with a limiting block,

6-knife rest, 61-slide rail, 62-pedal, 621-anti-skid line,

7-supporting the elastic piece in a manner of elastic,

8-cutting the paper into a paper cutting knife,

9-lifting platform, 91-line hole.

Detailed Description

For a better understanding of the present invention, reference is made to the following description taken in conjunction with the accompanying drawings. It is noted that in the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Example 1:

as shown in fig. 1-6, the fall-preventing device for the lifting platform comprises a supporting seat 1, a trigger rope 2, a fall-preventing plate 3, a fall-preventing elastic piece 4, a limiting block 5, a knife rest 6, a supporting elastic piece 7 and a cutter 8.

In this embodiment, the lifting platform 9 is an inclined hanging type barrier-free lifting platform. The inclined hanging type barrier-free lifting platform is mainly applied to occasions such as building corridors, scenic spot steps, municipal steps, hotel and market steps, basement steps and the like. In the above-described case, the slant-hung type barrier-free elevating platform moves along a guide rail installed on a step. In this embodiment, the parts of the lifting platform 9 that cooperate with the guide rails are not shown in order to more clearly show the fall arrest device.

Supporting seat 1 is installed at the up end of lift platform 9, and supporting seat 1 is used for supporting the middle part that triggers rope 2. In order to improve the stability of the supporting seat 1 for supporting the trigger rope 2, a wire slot 11 is arranged on the upper end face of the supporting seat 1, and the middle part of the trigger rope 2 is accommodated in the wire slot 11.

Lifting platform 9 is provided with wire hole 91, and wire hole 91 is used for triggering the tip of rope 2 to pass through.

The end of the trigger rope 2 is tied to one end of the fall protection plate 3 on the lower end face of the lifting platform 9 after passing through the wire hole 91. Specifically, set up the ligature hole 31 at the one end of preventing weighing down board 3, the tip that triggers rope 2 is tied after passing the ligature hole 31, prevents to trigger rope 2 and deviates from ligature hole 31, has just also realized triggering 2 tip of rope and the ligature of preventing weighing down board 3.

The falling-preventing plate 3 is rotatably connected with the lower end face of the lifting platform 9 at one end far away from the trigger rope 2 through a pin shaft 32. Since the lifting platform 9 of the embodiment is an inclined hanging type accessible lifting platform, and the inclined hanging type accessible lifting platform is applied to the occasions with steps, in order to adapt to the steps, as shown in fig. 6, the anti-falling plates 3 are different in length so as to adapt to the occasions with steps.

When the supporting seat 1 supports the middle part of the trigger rope 2, the trigger rope 2 can be in a tensioning state, so that one end of the anti-falling plate 3 bound with the trigger rope 2 is attached to the lower end face of the lifting platform 9.

The lower end surface of the lifting platform 9 is provided with an anti-falling elastic piece 4. The anti-falling elastic piece 4 is used for bouncing one end of the anti-falling plate 3 bound with the trigger rope 2. When the supporting seat 1 supports the middle part of the trigger rope 2, the trigger rope 2 in a tensioning state pulls the anti-falling plate 3, so that one end of the anti-falling plate 3 bound with the trigger rope 2 overcomes the elastic force of the anti-falling elastic piece 4 and approaches to the lower end face of the lifting platform 9.

The lower end surface of the lifting platform 9 is provided with a limiting block 5. The limiting block 5 is used for limiting the rotation angle of the anti-falling plate 3, and as shown in fig. 5, the included angle between the limiting block 5 and the lower end face of the lifting platform 9 is an obtuse angle a.

After the middle part of triggering rope 2 is cut off, trigger rope 2 and change into the loose state after cutting off from the tensioning state before cutting off, trigger rope 2 under loose state, no longer draw and prevent weighing down board 3, prevent weighing down the board 3 and tie up the one end that triggers rope 2 and be prevented weighing down the elastic component 4 and bounce open for prevent weighing down board 3 and regard round pin axle 32 to rotate as centre of gyration, when preventing weighing down board 3 and touch stopper 5, prevent weighing down board 3 stall, when preventing weighing down board 3 stall, prevent that the contained angle between board 3 and the lift platform 9 is the obtuse angle.

Be equipped with knife rest 6 on the supporting seat 1, supporting seat 1 is equipped with spout 12, installs slide rail 61 on the knife rest 6, the vertical sliding fit of slide rail 61 and spout 12.

The cutter 8 is arranged on the cutter frame 6, and the cutter 8 is used for cutting off the middle part of the trigger rope 2. After the wire casing 11 for accommodating the middle part of the trigger rope 2 is arranged on the upper end surface of the supporting seat 1, the knife groove 13 communicated with the wire casing 11 needs to be arranged on the upper end surface of the supporting seat 1, and when the knife rest 6 vertically slides down along the supporting seat 1, the knife 8 on the knife rest 6 cuts into the knife groove 13, so that the middle part of the trigger rope 2 in the wire casing 11 can be cut off.

The supporting seat 1 is connected with the knife rest 6 through a supporting elastic part 7, the supporting elastic part 7 can adopt a spring, and the supporting elastic part 7 is used for jacking the knife rest 6 upwards. When a person presses the knife rest 6 downwards with force, the knife rest 6 can slide downwards vertically against the elastic force of the supporting elastic piece 7, so that the cutter 8 on the knife rest 6 cuts off the middle part of the trigger rope 2.

When the inclined hanging type barrier-free lifting platform moves along the guide rail arranged on the ladder, once the dangerous situation that the joint of the inclined hanging type barrier-free lifting platform and the guide rail is about to loosen or break occurs, on one hand, people can press the emergency stop button of the inclined hanging type barrier-free lifting platform to stop the inclined hanging type barrier-free lifting platform; on the other hand, people can trample the knife rest 6 downwards, so that the knife rest 6 overcomes the elastic force of the supporting elastic piece 7 and moves downwards vertically along the supporting seat 1, the knife rest 6 moving downwards drives the cutter 8 to move downwards, the cutter 8 moving downwards cuts off the middle part of the trigger rope 2 positioned on the upper end surface of the supporting seat 1, the cut trigger rope 2 is changed from the tensioning state before cutting into the loose state after cutting, the loose trigger rope 2 does not drag the anti-falling plate 3 any more, one end of the anti-falling plate 3 bound with the trigger rope 2 is bounced off by the anti-falling elastic piece 4, one end of the anti-falling plate 3 bound with the trigger rope 2 is supported on a ladder, the anti-falling plate 3 prevents the inclined hanging barrier-free lifting platform from falling, the risk of injury of people is reduced, and the safety of the lifting platform 9 is improved.

Moreover, the anti-falling device provided by the embodiment is simple in structure and easy and convenient to trigger, and only people need to step on the knife rest 6 downwards, so that the anti-falling device can react more quickly, and the safety of taking the lifting platform 9 by people is improved.

In order to enable people to more accurately tread the knife rest 6, the pedal 62 is arranged on the upper end face of the knife rest 6, and the pedal 62 is arranged, so that the area of the knife rest 6 which is treaded by people can be increased, the knife rest 6 can be more accurately treaded by people, and the accuracy of treading the knife rest 6 is improved.

In order to reduce the risk of slipping when a person steps on the pedal 62, the upper end surface of the pedal 62 is provided with anti-slip stripes 621, and the anti-slip stripes 621 can increase the friction resistance to reduce the risk of slipping when the person steps on the pedal 62.

In addition, except that the oblique hanging accessible lift platform, the anti-falling device of this embodiment still can be used on the lift platform 9 of low-height vertical lift, if ground is level and smooth, then prevent that the length of weighing down board 3 is the same, let the one end of weighing down board 3 and having tied up trigger rope 2 can directly support subaerial when lift platform 9 is about to fall, stop lift platform 9 falling, also can improve the security of taking the people of lift platform 9.

It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The utility model provides a fall arrest device for lift platform, a serial communication port, including the supporting seat, trigger the rope, prevent weighing down the board, prevent weighing down the elastic component, the stopper, the knife rest, support the elastic component, the cutter, an up end for lift platform is located to the supporting seat for supporting trigger rope middle part, the tip that triggers the rope is passed and is located the lift platform behind the line hole on locating the lift platform and is connected with the one end that prevents weighing down the board of terminal surface, the other end that prevents weighing down the board rotates with the lift platform and is connected, the lower terminal surface of lift platform is equipped with and is used for preventing weighing down the elastic component that the one end that the board was connected with the trigger rope bounces and is used for the restriction to prevent weighing down the stopper of board turned angle, vertical sliding connection has the knife rest on the supporting seat, the knife rest is through supporting elastic component and supporting connection, be equipped with on the knife rest and be used for cutting off the cutter that triggers the rope middle part.

2. The device of claim 1, wherein the lifting platform is an inclined hanging type non-obstacle lifting platform.

3. The fall arrest device for a lifting platform according to claim 1, wherein the support base has a slot and a slot on its upper end surface, the slot and the slot communicating with each other, the trigger cord passing through the slot in its middle part, the slot cooperating with the cutter.

4. The device of claim 1, wherein the support base has a sliding slot and the blade holder has a sliding track, the sliding track being in vertical sliding engagement with the sliding slot.

5. The device of claim 1, wherein a pedal is provided on the upper end surface of the blade holder.

6. The device of claim 5 wherein the upper surface of the tread is provided with anti-slip threads.

7. A device as claimed in claim 1, wherein the fall arrest resilient member and the support resilient member are each spring loaded.