CN211366643U

CN211366643U - Top buffer device of high-speed elevator

Info

Publication number: CN211366643U
Application number: CN202020003046.XU
Authority: CN
Inventors: 陈洋
Original assignee: Nanjing Guanda Electromechanical Co ltd
Current assignee: Nanjing Guanda Electromechanical Co ltd
Priority date: 2020-01-02
Filing date: 2020-01-02
Publication date: 2020-08-28
Anticipated expiration: 2030-01-02

Abstract

The utility model relates to the technical field of elevators, and discloses a high-speed elevator top buffering device, which comprises a car guide rail assembly and a top beam, wherein a bearing platform is fixedly arranged at the upper end of the car guide rail assembly, a traction sheave is arranged above the bearing platform, a traction rope is movably connected on the traction sheave, one end of the traction rope is fixedly connected with a connecting block, the other end of the traction rope is fixedly connected with a counterweight block, the lower end of the connecting block is fixedly connected with a car, the top beam is fixedly connected at the inner top end of the car guide rail assembly, the high-speed elevator top buffering device is suitable for being used as a high-speed elevator top buffering device, has stable structure and reasonable design, can effectively buffer the impact force generated when an elevator operates or is in an accident by arranging a telescopic rod, a spring, a buffering pad, a supporting rod and a rubber sleeve and mutually matched action among the telescopic rod, the loss is reduced, and secondary buffering can be performed, so that the buffering effect of the device is better.

Description

Top buffer device of high-speed elevator

Technical Field

The utility model relates to an elevator technical field specifically is a high-speed elevator top buffer.

Background

The elevator is a permanent transportation device which serves a plurality of specific floors in a building, the elevator car runs on at least two rows of rigid rail motion devices which are perpendicular to the horizontal plane or have an inclination angle smaller than 15 degrees with a plumb line, a buffer device needs to be additionally arranged in the using process of the elevator, the impact force is reduced when the elevator operates or is in an accident, and although the types of the buffer devices are many, the requirements of users cannot be met.

The existing buffer device can not efficiently buffer the generated impact force when the elevator operates or has an accident, the loss can be enlarged, and secondary buffering can not be carried out, so that the buffer effect of the buffer device can be improved, and the safety coefficient can be improved.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a high-speed elevator top buffer has solved current buffer, when elevator function or meet accident, to the unable efficient buffering of produced impact force, the loss can enlarge, secondly can't carry out the secondary buffering for the device's buffering effect remains to promote, and factor of safety also remains the problem that improves.

The utility model provides a following technical scheme: the utility model provides a high-speed elevator top buffer, includes car guide rail subassembly and back timber, the fixed bearing platform that sets up in upper end of car guide rail subassembly, the top of bearing platform is provided with the driving sheave, swing joint haulage rope on the driving sheave, the one end fixed connection connecting block of haulage rope, the other end fixed connection of haulage rope is to the pouring weight, the lower extreme fixed connection car of connecting block, car guide rail subassembly's inboard top fixed connection back timber, the lower extreme fixed connection telescopic link of back timber, the lower extreme fixed connection buffer board of telescopic link, the lower extreme fixed connection bracing piece of back timber, the lower extreme fixed connection rubber sleeve of bracing piece, the quantity of bracing piece and rubber sleeve all sets up to two.

Preferably, the surface of the buffer plate is provided with a buffer pad.

Preferably, a spring is arranged on the periphery of the telescopic rod.

Preferably, the support rod is positioned on the right side of the telescopic rod.

Preferably, the number of the telescopic rods and the number of the springs are two and the telescopic rods and the springs are symmetrically arranged on the top beam.

Preferably, a through hole is formed in the middle of the top beam, and the traction rope penetrates through the through hole and is connected with the connecting block.

Compared with the prior art, the utility model discloses possess following beneficial effect:

this be applicable to a high-speed elevator top buffer, the structure is firm, and reasonable in design through setting up telescopic link, spring, blotter, bracing piece and rubber sleeve, utilizes the interact of mutually supporting between them to and can realize the impact force that produces when effectual buffering elevator operates or meets accident, prolonged the device's life, reduce the loss, secondly can carry out the secondary buffering for the device's buffering effect is better, and factor of safety also obtains promoting.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a partial structure of the present invention;

fig. 3 is a top view of fig. 2 according to the present invention.

In the figure: 1. a car guide rail assembly; 2. a bearing table; 3. a traction sheave; 4. a rope guide; 5. connecting blocks; 6. a car; 7. to the pouring weight; 8. a top beam; 9. a telescopic rod; 10. a spring; 11. a support bar; 12. a rubber sleeve; 13. a buffer plate; 14. a cushion pad; 15. and a through hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a high-speed elevator top buffering device comprises a car guide rail assembly 1 and a top beam 8, wherein a bearing table 2 is fixedly arranged at the upper end of the car guide rail assembly 1, a traction sheave 3 is arranged above the bearing table 2, a traction rope 4 is movably connected to the traction sheave 3, one end of the traction rope 4 is fixedly connected to a connecting block 5, the other end of the traction rope 4 is fixedly connected to a counterweight 7, the lower end of the connecting block 5 is fixedly connected to a car 6, the top end of the inner side of the car guide rail assembly 1 is fixedly connected to the top beam 8, the lower end of the top beam 8 is fixedly connected to a telescopic rod 9, the lower end of the telescopic rod 9 is fixedly connected to a buffering plate 13, the lower end of the top beam 8 is fixedly connected to a supporting rod 11, the lower end of the supporting rod 11 is fixedly connected to a rubber sleeve 12, the number of the supporting, thereby can realize the secondary buffering, make the device's buffering effect better, the periphery of telescopic link 9 is provided with spring 10, bracing piece 11 is located telescopic link 9's right side, telescopic link 9 and spring 10's quantity all sets up to two, and the symmetry sets up on back timber 8, utilize the mutually supporting effect between them, thereby can realize the impact force that produces when effectual buffering elevator operates or when meeting accident, the life of the device has been prolonged, the loss is reduced, through-hole 15 has been seted up to the intermediate position of back timber 8, traction rope 4 runs through-hole 15 and is connected with connecting block 5.

The during operation, when the elevator meets accident, car 6 can be under the drive of haulage rope 4, upwards high-speed operation, when connecting block 5 of car 6 upper end contacts blotter 14, blotter 14 cushions earlier, then buffer board 13 receives ascending impact force, under the drive of impact force, make telescopic link 9 contract, compression spring 10 in telescopic link 9 contracts, when spring 10 is compressed to certain degree, buffer board 13 can contact rubber sleeve 12, rubber sleeve 12 is extruded this moment, thereby carry out the secondary buffering, wear out the impact force thoroughly.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A top buffer device of a high-speed elevator comprises a car guide rail assembly (1) and a top beam (8), and is characterized in that; a bearing platform (2) is fixedly arranged at the upper end of the car guide rail assembly (1), a traction sheave (3) is arranged above the bearing platform (2), a traction rope (4) is movably connected on the traction sheave (3), one end of the traction rope (4) is fixedly connected with a connecting block (5), the other end of the traction rope (4) is fixedly connected with a counterweight block (7), the lower end of the connecting block (5) is fixedly connected with a lift car (6), the top end of the inner side of the car guide rail assembly (1) is fixedly connected with a top beam (8), the lower end of the top beam (8) is fixedly connected with a telescopic rod (9), the lower end of the telescopic rod (9) is fixedly connected with a buffer plate (13), the lower end of the top beam (8) is fixedly connected with a supporting rod (11), the lower end of the supporting rod (11) is fixedly connected with a rubber sleeve (12), the number of the supporting rods (11) and the number of the rubber sleeves (12) are both set to be two.

2. A high-speed elevator top buffer as defined in claim 1 wherein: the surface of the buffer plate (13) is provided with a buffer pad (14).

3. A high-speed elevator top buffer as defined in claim 1 wherein: and a spring (10) is arranged on the periphery of the telescopic rod (9).

4. A high-speed elevator top buffer as defined in claim 1 wherein: the supporting rod (11) is positioned on the right side of the telescopic rod (9).

5. A high-speed elevator top buffer as defined in claim 1 or 3, wherein: the number of the telescopic rods (9) and the number of the springs (10) are two, and the telescopic rods and the springs are symmetrically arranged on the top beam (8).

6. A high-speed elevator top buffer as defined in claim 1 wherein: a through hole (15) is formed in the middle of the top beam (8), and the traction rope (4) penetrates through the through hole (15) and is connected with the connecting block (5).