CN211733525U

CN211733525U - Earthquake-proof ultrahigh-speed elevator damping system

Info

Publication number: CN211733525U
Application number: CN201922033942.0U
Authority: CN
Inventors: 贺敏鹏; 黄天帅; 李猛
Original assignee: Xiji Xunda Elevator Co ltd
Current assignee: Xiji Xunda Elevator Co ltd
Priority date: 2019-11-22
Filing date: 2019-11-22
Publication date: 2020-10-23
Anticipated expiration: 2029-11-22

Abstract

The utility model relates to a prevent earthquake hypervelocity elevator shock mitigation system. Including shock-absorbing structure, shock-absorbing structure includes backup pad and bottom suspension fagging, goes up and is provided with gasbag formula cylinder and anti-seismic device between backup pad and the bottom suspension fagging, and anti-seismic device includes the pull rod and fixes the separation blade in the pull rod upper end, goes up and sets up on the backup pad with pull rod clearance fit's perforation, the lower extreme of pull rod fixed on the bottom suspension fagging, the upper end by wear out in the perforation, the separation blade has the interval with going up between the up end of backup pad. When the building swings due to an earthquake, the lower supporting plate swings along with the civil structure of the building, the upper supporting plate and the machine room host system fixed above the upper supporting plate can move in the opposite direction of the swinging of the building due to inertia to jump upwards, and the upper supporting plate and the blocking piece are pulled by the pull rod when in contact, so that the upper supporting plate and the lower supporting plate are prevented from being separated, and the phenomenon that the machine room host system cannot overturn during the earthquake is guaranteed.

Description

Earthquake-proof ultrahigh-speed elevator damping system

Technical Field

The utility model relates to an elevator field, concretely relates to prevent earthquake hypervelocity elevator shock mitigation system.

Background

The elevator that elevator speed surpassed 6m/s is called super high speed elevator in the elevator trade, and the super high speed elevator lies in the running speed that the host computer of towing that elevator well top computer lab was laid and improves than ordinary elevator at double, and it produces the bigger vibration of ordinary elevator more to change when the host computer moves at a high speed, and too big vibration can lead to taking the comfort of elevator poor, the big defect of elevator running noise. Therefore, a damping system with excellent damping performance needs to be designed, and the damping system can well absorb the vibration generated by the elevator main machine.

Can consider when designing shock mitigation system to add between elevator bearing steel beam and civil engineering part and establish the gasbag that the shock attenuation performance is better and carry out the shock attenuation, but the relative civil engineering part's of elevator bearing steel beam vibrations range can increase under this condition, when the condition such as earthquake appears, computer lab host computer system can be along with elevator bearing steel beam to the lopsidedness, the bearing steel beam can be destroyed and the accident that topples appears with the junction of civil engineering structure when the range of inclination reaches certain degree, consequently need design a hypervelocity elevator shock mitigation system that can prevent earthquake.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an prevent hypervelocity elevator shock mitigation system of earthquake that prevents host system because of vibrations topple in being applicable to the hypervelocity elevator that uses the gasbag to carry out the shock attenuation.

In order to achieve the above object, the utility model discloses a prevent earthquake hypervelocity elevator shock mitigation system adopts following technical scheme:

the utility model provides a prevent earthquake hypervelocity elevator shock mitigation system, includes shock-absorbing structure, and shock-absorbing structure includes backup pad and bottom suspension fagging, goes up and is provided with gasbag formula cylinder and anti-seismic device between backup pad and the bottom suspension fagging, goes up the backup pad including being used for fixing the bearing girder steel fixed knot structure on the bearing girder steel, and the bottom suspension fagging is including being used for fixing the civil engineering structure fixed knot structure on the civil engineering structure, anti-seismic device includes the pull rod and fixes the separation blade in the pull rod upper end, has seted up the perforation on going up the backup pad, the lower extreme of pull rod is fixed on the bottom suspension fagging, the upper end by wear out in the perforation, the separation blade be located the backup pad the top and with last backup pad have the interval between the up end of backup pad, perforation and pull rod clearance fit are in.

The earthquake-proof device also comprises a damping sleeve fixed in the through hole, and the upper end of the pull rod penetrates through the damping sleeve and is in clearance fit with the damping sleeve.

The cross section of the shock absorption sleeve is in a T shape, the small-diameter section of the shock absorption sleeve is inserted and fixed in the through hole, and the turning edge of the upper end of the shock absorption sleeve is stopped at the upper opening edge of the through hole.

The lower supporting plate is provided with a welding hole, and the lower end of the pull rod extends into the welding hole and is welded and fixed on the lower supporting plate through the welding hole.

The damping structure has two sets ofly, is used for fixing the both ends at bearing girder steel length direction respectively.

The pull rod is a screw rod with a step surface at the upper end, the anti-seismic device comprises a nut matched with the upper end of the screw rod, and the gasket is pressed and fixed on the step surface by the nut.

The utility model has the advantages as follows: the utility model discloses a prevent earthquake hypervelocity elevator shock mitigation system includes shock-absorbing structure, and shock-absorbing structure includes backup pad and bottom suspension fagging, goes up and is provided with gasbag formula cylinder and anti-seismic device between backup pad and the bottom suspension fagging, and anti-seismic device includes the pull rod and fixes the separation blade in the pull rod upper end, goes up and set up in the backup pad with pull rod clearance fit's perforation, the lower extreme of pull rod fixed in the bottom suspension fagging, the upper end by wear out in the perforation, the interval has between the up end of separation blade and last backup pad. When the building swings due to an earthquake, the lower supporting plate swings along with the civil structure of the building, the upper supporting plate and the machine room host system fixed above the upper supporting plate can move in the opposite direction of the swinging of the building due to inertia to jump upwards, and the upper supporting plate and the blocking piece are pulled by the pull rod when in contact, so that the upper supporting plate and the lower supporting plate are prevented from being separated, and the phenomenon that the machine room host system cannot overturn during the earthquake is guaranteed.

Drawings

FIG. 1 is a schematic structural view of an earthquake-proof shock absorption system for an ultra-high-speed elevator according to an embodiment of the present invention in a use state;

FIG. 2 is a schematic view of the shock absorbing system of the earthquake resistant super speed elevator of FIG. 1;

FIG. 3 is a cross-sectional view of FIG. 2;

fig. 4 is a partially enlarged schematic view at B in fig. 3.

Detailed Description

The utility model discloses a prevent earthquake hypervelocity elevator shock mitigation system's embodiment:

the utility model discloses a concrete structure of earthquake-proof hypervelocity elevator shock mitigation system is shown in fig. 1 to fig. 4 for the setting reduces the vibrations of civil engineering structure 5 when dragging 7 high-speed rotations of host computer and driving 6 vibrations of bearing girder steel, noise abatement between civil engineering structure 5 and bearing girder steel 6. The utility model provides a prevent earthquake hypervelocity elevator shock mitigation system includes shock-absorbing structure 8, shock-absorbing structure 8 including fix at the last backup pad 1 of 6 lower surfaces of bearing girder steel, fix the lower bolster 3 on civil engineering 5 upper surfaces and set up at last backup pad 1 and air bag formula cylinder 2 between the lower bolster 3 and prevent earthquake device 4. The lower supporting plate 3 can be fixed on the embedded steel plate of the civil structure 5 by welding, and can also be fixed on the civil structure 5 by other modes. The upper supporting plate 1 is welded and fixed on the lower surface of the bearing steel beam 6.

When bearing girder steel 6 vibrations and drive backup pad 1 vibrations, thereby gasbag formula cylinder 2 can take place deformation and make backup pad 1 can play the effect that reduces the vibration range that transmits to bottom suspension fagging 3 for the motion of bottom suspension fagging 3.

The earthquake-proof device 4 includes a screw 41, a rubber bush 42, a stopper 43, and a nut 44. The lower end of the screw rod 41 is fixed on the lower supporting plate 3, the upper supporting plate 1 is provided with a through hole 11, the rubber sleeve 42 is fixedly installed in the through hole 11, the upper end of the screw rod 41 penetrates out of the middle of the rubber sleeve 42 and is in clearance fit with the middle of the rubber sleeve, the blocking piece 43 and the nut 44 are sequentially fixed at the upper end of the screw rod 41 from bottom to top, the nut 44 plays a role in reinforcing the blocking piece 43, and a gap is reserved between the blocking piece 43 and the upper end face of the rubber sleeve 42. The cross section of the rubber sleeve 42 is in a T shape, the small diameter section of the rubber sleeve is inserted and fixed in the through hole 11, and the turning edge of the upper end of the rubber sleeve is stopped at the upper opening edge of the through hole 11.

Once earthquake happens to make the building swing, the lower supporting plate 3 swings together with the building, the upper supporting plate 1 and the machine room host system fixed above the upper supporting plate 1 move in the opposite direction of the building swing due to inertia to jump upwards, and when the rubber sleeve 42 on the upper supporting plate 1 contacts with the blocking piece 43, the rubber sleeve is pulled by the screw rod 41, so that the upper supporting plate 1 and the lower supporting plate 3 are prevented from being separated, and the machine room host system cannot overturn during the earthquake. The rubber sleeve 42 has a shock-absorbing function and prevents the blocking piece 43 from directly impacting the upper supporting plate 1. The rubber sleeve 42 with the T-shaped cross section can also play a role in increasing the stability of the joint with the through hole 11.

In other embodiments, the rubber sleeve 42 may be replaced by a shock-absorbing sleeve made of other elastic materials; the rubber sleeve 42 may also be a hollow cylindrical structure; the rubber sleeve 42 can be omitted as long as the clearance between the through hole 11 and the screw 41 is ensured so that the screw 41 can tilt or move relative to the upper support plate 1 until the stop piece 43 can stop and match with the upper end face of the upper support plate 1.

In this embodiment, the lower end of the screw rod 41 is welded to the lower support plate 3, the upper end of the screw rod 41 has a step surface, the stopper 43 is installed at the upper end of the screw rod 41 and then stopped by the step surface, and the spacer 43 can be fixed at the upper end of the screw rod 41 by locking the stopper by the nut 44, so that the upper support plate 1 and the lower support plate 3 are easily disassembled. In other embodiments, the blocking plate 43 can be fixed on the upper end of the screw rod 41 by other methods (including a non-detachable fixing method), and the nut 44 can be omitted; in the case where the stopper 43 does not need to be fixed by the nut 44, the screw 41 may be replaced by a tension rod having no threaded structure.

In order to increase the stability of the joint of the screw rod 41 and the lower support plate 3, a welding hole is formed in the lower support plate 3, and the lower end of the screw rod 41 extends into the welding hole so as to increase the welding area and improve the welding strength. In other embodiments, the welding hole may be omitted, and the lower end surface of the screw rod 41 may be directly welded to the rim of the lower support plate 3 by ring welding.

In this embodiment, in order to cooperate the arrangement form between bearing girder steel 6 and the civil engineering 5, a set of damping structure has respectively been arranged at the both ends of bearing girder steel 6 length direction, and two sets of damping structure play the cushioning effect jointly. In other embodiments, only one set of the shock absorbing structures can be arranged between the load-bearing steel beam 6 and the civil structure 5, as the arrangement between the load-bearing steel beam 6 and the civil structure 5 allows.

Finally, the description is as follows: the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and other modifications or equivalent replacements made by the technical solutions of the present invention by those of ordinary skill in the art should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.

Claims

1. The utility model provides a prevent earthquake hypervelocity elevator shock mitigation system which characterized in that: including shock-absorbing structure, shock-absorbing structure includes backup pad and bottom suspension fagging, goes up and is provided with gasbag formula cylinder and anti-seismic device between backup pad and the bottom suspension fagging, goes up the backup pad including being used for fixing the bearing girder steel fixed knot structure on the bearing girder steel, and the bottom suspension fagging is including being used for fixing the civil engineering structure fixed knot structure on the civil engineering structure, anti-seismic device includes the pull rod and fixes the separation blade in the pull rod upper end, has seted up the perforation on going up the backup pad, the lower extreme of pull rod is fixed on the bottom suspension fagging, the upper end by wear out in the perforation, the separation blade be located the backup pad the top and with last backup pad between the up end of backup pad have the interval, perforation and pull rod clearance fit are in order to go up the backup.

2. The earthquake-proof superhigh speed elevator shock-absorbing system according to claim 1, characterized in that: the earthquake-proof device also comprises a damping sleeve fixed in the through hole, and the upper end of the pull rod penetrates through the damping sleeve and is in clearance fit with the damping sleeve.

3. The earthquake-proof superhigh speed elevator shock-absorbing system according to claim 2, characterized in that: the cross section of the shock absorption sleeve is in a T shape, the small-diameter section of the shock absorption sleeve is inserted and fixed in the through hole, and the turning edge of the upper end of the shock absorption sleeve is stopped at the upper opening edge of the through hole.

4. The earthquake-proof superhigh speed elevator shock-absorbing system according to claim 1, characterized in that: the lower supporting plate is provided with a welding hole, and the lower end of the pull rod extends into the welding hole and is welded and fixed on the lower supporting plate through the welding hole.

5. The earthquake-proof superhigh speed elevator shock-absorbing system according to claim 1, characterized in that: the damping structure has two sets ofly, is used for fixing the both ends at bearing girder steel length direction respectively.

6. An earthquake-proof ultra-high-speed elevator shock-absorbing system according to any one of claims 1 to 5, wherein: the pull rod is a screw rod with a step surface at the upper end, the anti-seismic device comprises a nut matched with the upper end of the screw rod, and the blocking piece is pressed and fixed on the step surface by the nut.