CN114856124A - Elevator shaft structure of shock insulation structure and construction method - Google Patents

Elevator shaft structure of shock insulation structure and construction method Download PDF

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Publication number
CN114856124A
CN114856124A CN202210544705.4A CN202210544705A CN114856124A CN 114856124 A CN114856124 A CN 114856124A CN 202210544705 A CN202210544705 A CN 202210544705A CN 114856124 A CN114856124 A CN 114856124A
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CN
China
Prior art keywords
elevator shaft
elevator
support rods
plate
foundation pit
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202210544705.4A
Other languages
Chinese (zh)
Inventor
王磊磊
严雪峰
申东甫
郑晓亮
张振强
梁彦烁
王永亮
刘斋
张兴和
赵宏博
王超星
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Hebei Construction Group Corp Ltd
Original Assignee
Hebei Construction Group Corp Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hebei Construction Group Corp Ltd filed Critical Hebei Construction Group Corp Ltd
Priority to CN202210544705.4A priority Critical patent/CN114856124A/en
Publication of CN114856124A publication Critical patent/CN114856124A/en
Pending legal-status Critical Current

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F17/00—Vertical ducts; Channels, e.g. for drainage
    • E04F17/005—Lift shafts
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D17/00—Excavations; Bordering of excavations; Making embankments
    • E02D17/02—Foundation pits
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62—Insulation or other protection; Elements or use of specified material therefor
    • E04B1/92—Protection against other undesired influences or dangers
    • E04B1/98—Protection against other undesired influences or dangers against vibrations or shocks; against mechanical destruction, e.g. by air-raids
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G11/00—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs
    • E04G11/06—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for walls, e.g. curved end panels for wall shutterings; filler elements for wall shutterings; shutterings for vertical ducts
    • E04G11/08—Forms, which are completely dismantled after setting of the concrete and re-built for next pouring
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G17/00—Connecting or other auxiliary members for forms, falsework structures, or shutterings
    • E04G17/02—Connecting or fastening means for non-metallic forming or stiffening elements
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G17/00—Connecting or other auxiliary members for forms, falsework structures, or shutterings
    • E04G17/14—Bracing or strutting arrangements for formwalls; Devices for aligning forms
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G19/00—Auxiliary treatment of forms, e.g. dismantling; Cleaning devices
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
    • E04G21/02—Conveying or working-up concrete or similar masses able to be heaped or cast
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
    • E04G21/12—Mounting of reinforcing inserts; Prestressing
    • E04G21/122—Machines for joining reinforcing bars
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
    • E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
    • E04H9/021—Bearing, supporting or connecting constructions specially adapted for such buildings

Abstract

The invention provides an elevator shaft structure with a shock insulation structure and a construction method, wherein the elevator shaft structure is characterized in that at least four support rods are vertically arranged at the bottom of an elevator foundation pit, the lower ends of the support rods are hinged to the bottom of the elevator foundation pit through spherical hinges, the top ends of the support rods are provided with first rubber layers, and the bottom end of the elevator shaft is supported on the top end surfaces of the support rods; and a plurality of limiters are arranged between the outer wall of the elevator shaft and the pit wall of the elevator foundation pit. The invention can lead the elevator shaft to move freely in a controllable displacement range during earthquake, and is also beneficial to increasing the integral stability of the elevator shaft. In addition, the elevator shaft structure with the shock insulation structure has low construction cost and maintenance cost, is beneficial to improving the shock resistance stability of the elevator shaft, and has good popularization and application values.

Description

Elevator shaft structure of shock insulation structure and construction method
Technical Field
The invention relates to the field of building construction, in particular to an elevator shaft structure of a shock insulation structure and a construction method.
Background
The existing shock insulation elevator shaft mainly comprises a suspension type elevator shaft and a support type elevator shaft, wherein the suspension type elevator shaft is similar to a cantilever structure, the well wall reinforcement of the elevator shaft of the structure is large, the manufacturing cost is high, and the elevator shaft of the structure is lack of constraint at the bottom of the elevator under the action of an earthquake, so that the displacement of the elevator shaft is large, and the stability of the elevator shaft is poor; and support formula elevartor shaft bottom adopts the shock insulation support to retrain the elevartor shaft bottom more, though can improve the stability of elevartor shaft, reduces the arrangement of reinforcement of the elevartor shaft wall, restriction elevartor shaft bottom displacement, but the shock insulation support cost that its used is high, and fragile needs the periodic overhaul, and in order to overhaul the degree of depth that needs increase the elevator foundation ditch, leads to whole cost high on the contrary.
Disclosure of Invention
One of the purposes of the invention is to provide an elevator shaft structure with a shock insulation structure, so as to solve the problems of poor stability, high manufacturing cost and high maintenance cost of the existing elevator shaft.
The second purpose of the invention is to provide a construction method of an elevator shaft of a seismic isolation structure, and provide a construction method of an elevator shaft structure of the seismic isolation structure.
One of the objects of the invention is achieved by: the elevator shaft structure of the shock insulation structure is characterized in that at least four support rods are vertically arranged at the bottom of an elevator foundation pit, the lower ends of the support rods are hinged to the bottom of the elevator foundation pit through spherical hinges, a first rubber layer is arranged at the top ends of the support rods, and the bottom end of an elevator shaft is supported on the top end surfaces of the support rods; and a plurality of limiters are arranged between the outer wall of the elevator shaft and the pit wall of the elevator foundation pit.
The first rubber layer is clamped between the upper horizontal plate and the lower horizontal plate, reinforcing steel bars used for being poured in the elevator shaft bottom plate are arranged on the horizontal plate located above the first rubber layer, the horizontal plate located below the first rubber layer is fixed to the upper end of the supporting rod, and the first rubber layer, the two horizontal plates and the vertical rod are of an integrated structure.
The limiting stopper comprises a limiting rod and a second rubber layer, one end of the limiting rod is embedded in the foundation pit wall of the elevator shaft, the second rubber layer is clamped between two vertical clamping plates, one clamping plate is fixed to the other end of the limiting rod, and the outer side plate surface of the other clamping plate is a limiting surface of the limiting stopper.
The four limiting devices are respectively arranged on four pit walls of the elevator foundation pit, and the limiting surface of each limiting device is over against the side edge of the bottom plate of the elevator shaft and over against the middle part of the side edge of the bottom plate.
The four supporting rods are uniformly distributed at four corners below the elevator shaft bottom plate.
According to the elevator shaft, the bottom ends of the support rods at the bottom of the elevator shaft are connected with the elevator foundation pit in a spherical hinge mode, so that the vertical displacement constraint at the bottom of the elevator shaft wall is increased, the elevator shaft can move freely within a controllable horizontal displacement range, the stability of the elevator shaft is improved, the structural damage of the elevator shaft due to overlarge displacement under the action of an earthquake can be avoided, the reliability of the elevator shaft is improved, the reinforcement ratio of the elevator shaft wall is reduced, and the manufacturing cost of the elevator shaft wall is reduced. In addition, even the elevartor shaft rocks greatly under the earthquake effect, because the setting of stopper, can play the effect of buffering to the elevartor shaft, prevent that the elevartor shaft structure from taking place to destroy.
The second purpose of the invention is realized by the following steps: a construction method of an elevator shaft of a seismic isolation structure comprises the following steps:
a. the bottom of the foundation pit of the elevator foundation pit is vertically provided with a plurality of support rods, the bottom ends of the support rods are hinged to the bottom of the elevator foundation pit through spherical hinges, and the upper end surfaces of the support rods are fixedly provided with a plurality of vertical reinforcing steel bars;
b. keeping a plurality of support rods vertical, erecting a well bottom template for pouring an elevator shaft bottom plate at the upper ends of the support rods, placing reinforcing steel bars for lining the elevator shaft bottom plate on the well bottom template, and connecting the reinforcing steel bars on the support rods with the reinforcing steel bars lining the elevator shaft bottom plate;
c. pouring concrete on a bottom template of the elevator shaft, and removing the bottom template of the elevator shaft after the concrete is solidified, namely completing the pouring of the bottom plate of the elevator shaft;
d. installing four limiting devices on the pit wall of the elevator foundation pit, and respectively arranging the four limiting devices on the pit wall of the elevator foundation pit, so that the limiting surfaces of the limiting devices are over against the side edge of the bottom plate of the elevator shaft and over against the middle part of the side edge of the bottom plate;
e. and then completing the pouring work of the elevator shaft wall in a layering manner on the bottom plate of the elevator shaft.
The four supporting rods are uniformly distributed at four corners below the bottom plate of the elevator shaft.
The limiting device comprises a limiting rod and a second rubber layer, one end of the limiting rod is embedded in the wall of a foundation pit of the elevator shaft, the second rubber layer is clamped between two vertical clamping plates, one clamping plate is fixed at the other end of the limiting rod, and the outer side plate surface of the other clamping plate is a limiting surface of the limiting device; in the step d, only the second rubber layer and the other clamping plate are needed to be arranged on the clamping plate at the exposed end of the pre-embedded limiting rod.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a sectional view taken along line a-a of fig. 1.
Fig. 3 is a sectional view taken along line B-B of fig. 1.
Fig. 4 is a schematic view of the connection of the support bar to the base of the elevator pit and the elevator shaft.
Fig. 5 is a schematic structural view of the stopper.
In the figure: 1. an elevator foundation pit; 2. a ball hinge structure; 3. a strut; 4. a lower steel plate; 5. a first rubber layer; 6. steel plate feeding; 7. an elevator shaft; 8. an elevator shaft floor; 9. a stopper; 10. a screw; 11. a second rubber layer; 12. an anchor plate; 13. a limiting rod; 14. an outer splint, 15, an inner splint.
Detailed Description
Example 1: an elevator shaft structure of a seismic isolation structure.
As shown in fig. 1 and 2, at least four support rods 3 are erected at the bottom of an elevator foundation pit 1, in the embodiment, the four support rods 3 are arranged, and the lower ends of the support rods 3 are hinged to the bottom of the elevator foundation pit 1 through a ball hinge structure 2. The elevator shaft 7 is arranged at the upper end of the supporting rod 3. As shown in fig. 2, the four struts 3 in this embodiment are arranged evenly at four corners below the elevator shaft floor 8. The top end of the supporting rod 3 is provided with a first rubber layer 5. The bottom end of the elevator shaft 7 is supported on the top end surface of the supporting rod 3.
As shown in fig. 4, the first rubber layer 5 in this embodiment is sandwiched between two upper and lower horizontal plates, an upper steel plate 6 is located above the first rubber layer, a lower steel plate 4 is located below the first rubber layer, and a steel bar for casting in the elevator shaft bottom plate 8 is further provided on an upper plate surface of the upper steel plate 6. The first rubber layer 5, the upper steel plate 6 and the lower steel plate 4 are connected with the support rod 3 into a whole structure.
As shown in fig. 1, 3 and 5, the outer wall of elevartor shaft 7 is provided with a plurality of stoppers 9 with elevator foundation ditch 1, and stopper 9 plays the effect of buffering to the outer wall of elevartor shaft, leads to elevartor shaft 7 to take place when rocking like this taking place earthquake, can prevent that elevartor shaft 7 from striking elevator foundation ditch 1 and taking place the damage. The four limiters 9 in the embodiment are arranged, the structure of each limiter comprises a limiting rod 13 and a second rubber layer 11, and an anchor plate 12 is welded at one end of each limiting rod 13 and is embedded in the foundation pit wall of the elevator shaft 7. The second rubber layer 11 is clamped between two vertical clamping plates, the two clamping plates are an inner clamping plate 15 and an outer clamping plate 14 respectively, the inner clamping plate 15 is fixed at the other end of the limiting rod 13, namely, the exposed end, and the outer side plate surface of the outer clamping plate 14 is a limiting surface of the limiter 9. Four limiters 9 in this embodiment are respectively disposed on four pit walls of the elevator foundation pit 1, and the limiting surface of each limiter 9 faces the edge of the corresponding elevator shaft bottom plate 8 side and faces the middle of the edge of the elevator shaft bottom plate 8 side. The outer clamp plate 14, the inner clamp plate 15, and the second rubber layer 11 in this embodiment are threaded together by the screw 10.
Example 2: a construction method of an elevator shaft with a shock insulation structure.
The construction sequence of the invention is from bottom to top, namely the construction of the invention can be carried out after the construction of the elevator foundation pit 1 is completed. The invention comprises the following steps:
a. the four supporting rods 3 in the embodiment 1 are vertically arranged at the bottom in the foundation pit of the elevator foundation pit, the bottom ends of the supporting rods 3 are hinged to the bottom of the elevator foundation pit 1 through ball hinge structures 2, and a plurality of vertical reinforcing steel bars are fixedly arranged on the upper end surface of each supporting rod 3;
b. keeping the four supporting rods 3 vertical, supporting a well bottom template for pouring an elevator shaft bottom plate 8 at the upper ends of the supporting rods 3, placing reinforcing steel bars for pouring in the elevator shaft bottom plate 8 on the well bottom template, and connecting the reinforcing steel bars on the supporting rods 3 with the reinforcing steel bars poured in the elevator shaft bottom plate 8;
c. pouring concrete on a bottom template of the elevator shaft, and removing the bottom template of the elevator shaft after the concrete is solidified, namely completing the pouring work of the bottom plate of the elevator shaft;
d. installing four limiting devices 9 on the pit wall of the elevator foundation pit 1, and respectively arranging the limiting devices on the pit wall of the elevator foundation pit, so that the limiting surfaces of the limiting devices 9 are over against the side edge of the bottom plate of the elevator shaft and over against the middle part of the side edge of the bottom plate; the specific structure of the stopper 9 in this step is the same as that of the stopper in embodiment 1, and will not be described herein. In addition, one end of the limiting rod 13 of the limiter 9 is embedded in the pit wall of the elevator foundation pit 1 in advance, so that the second rubber layer 11 and the outer clamping plate 14 are only required to be arranged on the inner clamping plate 15 on the exposed end of the limiting rod 13 of the limiter 9 in the step;
e. and then completing the pouring work of the elevator shaft wall in a layering manner on the bottom plate of the elevator shaft.
In the construction process, the support rod 3 is ensured to be in a vertical state as much as possible. And construction records are required to be made, and the verticality and the elevation of the supporting rod 3 are observed and recorded.

Claims (8)

1. The elevator shaft structure of the shock insulation structure is characterized in that at least four support rods are vertically arranged at the bottom of an elevator foundation pit, the lower ends of the support rods are hinged to the bottom of the elevator foundation pit through spherical hinges, a first rubber layer is arranged at the top ends of the support rods, and the bottom end of an elevator shaft is supported on the top end surface of the support rods; and a plurality of limiters are arranged between the outer wall of the elevator shaft and the pit wall of the elevator foundation pit.
2. The elevator shaft structure with a seismic isolation structure according to claim 1, wherein the first rubber layer is sandwiched between an upper horizontal plate and a lower horizontal plate, a reinforcing bar for casting in an elevator shaft bottom plate is provided on the upper horizontal plate, the lower horizontal plate is fixed to the upper end of the supporting rod, and the first rubber layer, the two horizontal plates and the vertical rod are of an integral structure.
3. The elevator shaft structure with the seismic isolation structure as recited in claim 1, wherein the stopper comprises a stopper rod and a second rubber layer, one end of the stopper rod is embedded in the foundation pit wall of the elevator shaft, the second rubber layer is sandwiched between two vertical clamping plates, one of the clamping plates is fixed on the other end of the stopper rod, and the outer plate surface of the other clamping plate is a stopper surface of the stopper.
4. The elevator shaft structure of claim 3, wherein four of said stoppers are provided on four walls of the elevator pit, and the stopper face of each of said stoppers faces the side edge of the floor plate of the elevator shaft and faces the middle of the side edge of the floor plate.
5. An elevator shaft structure with a seismic isolation structure according to claim 1, wherein the number of the support rods is four, and four of the support rods are uniformly arranged at four corners below the elevator shaft bottom plate.
6. A construction method of an elevator shaft with a shock insulation structure is characterized by comprising the following steps:
a. the method comprises the following steps that a plurality of support rods in claim 1 are vertically arranged at the bottom in a foundation pit of an elevator foundation pit, the bottom ends of the support rods are hinged to the bottom of the elevator foundation pit through spherical hinges, and a plurality of vertical steel bars are fixedly arranged on the upper end surfaces of the support rods;
b. keeping a plurality of support rods vertical, erecting a well bottom template for pouring an elevator shaft bottom plate at the upper ends of the support rods, placing reinforcing steel bars for lining the elevator shaft bottom plate on the well bottom template, and connecting the reinforcing steel bars on the support rods with the reinforcing steel bars lining the elevator shaft bottom plate;
c. pouring concrete on a bottom template of the elevator shaft, and removing the bottom template of the elevator shaft after the concrete is solidified, namely completing the pouring of the bottom plate of the elevator shaft;
d. installing four limiting devices on the pit wall of the elevator foundation pit, and respectively arranging the four limiting devices on the pit wall of the elevator foundation pit, so that the limiting surfaces of the limiting devices are over against the side edge of the bottom plate of the elevator shaft and over against the middle part of the side edge of the bottom plate;
e. and then completing the pouring work of the elevator shaft wall in a layering manner on the bottom plate of the elevator shaft.
7. The method of constructing an elevator shaft with a seismic isolation structure as claimed in claim 6, wherein said number of said support rods is four, and said four support rods are uniformly arranged at four corners below a floor of the elevator shaft.
8. The construction method of the elevator shaft with the seismic isolation structure as claimed in claim 6, wherein the stopper comprises a stopper rod and a second rubber layer, one end of the stopper rod is embedded in the foundation pit wall of the elevator shaft, the second rubber layer is clamped between two vertical clamping plates, one clamping plate is fixed at the other end of the stopper rod, and the outer plate surface of the other clamping plate is a limiting surface of the stopper; in the step d, only the clamping plate at the exposed end of the pre-buried limiting rod is required to be provided with the second rubber layer and the other clamping plate.
CN202210544705.4A 2022-05-19 2022-05-19 Elevator shaft structure of shock insulation structure and construction method Pending CN114856124A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210544705.4A CN114856124A (en) 2022-05-19 2022-05-19 Elevator shaft structure of shock insulation structure and construction method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210544705.4A CN114856124A (en) 2022-05-19 2022-05-19 Elevator shaft structure of shock insulation structure and construction method

Publications (1)

Publication Number Publication Date
CN114856124A true CN114856124A (en) 2022-08-05

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010202398A (en) * 2009-03-05 2010-09-16 Toshiba Elevator Co Ltd Mold unit for structuring uppermost end part of hoistway
CN203129355U (en) * 2013-03-22 2013-08-14 广东省城乡规划设计研究院 Elevator shaft earthquake-resistant system suitable for earthquake-resistant project
CN104963425A (en) * 2015-06-25 2015-10-07 中建三局第二建设工程有限责任公司 Construction method of suspended elevator shaft of seismic isolation system
CN106013489A (en) * 2016-06-04 2016-10-12 上海大学 Additional damping multidirectional negative stiffness device
CN107190878A (en) * 2017-07-26 2017-09-22 广州大学 A kind of rubber hose rolling shock isolating pedestal for base isolation building system
CN109667359A (en) * 2019-02-15 2019-04-23 沈阳建筑大学 Super high-rise building variable damping tuned mass damper
CN212295144U (en) * 2020-04-30 2021-01-05 同济大学建筑设计研究院(集团)有限公司 Bidirectional sliding piston rod type shock insulation tensile device
CN215829932U (en) * 2021-09-16 2022-02-15 中建神州(北京)建设工程有限公司 Assembled steel-concrete elevator well with anti-seismic high-stability performance

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010202398A (en) * 2009-03-05 2010-09-16 Toshiba Elevator Co Ltd Mold unit for structuring uppermost end part of hoistway
CN203129355U (en) * 2013-03-22 2013-08-14 广东省城乡规划设计研究院 Elevator shaft earthquake-resistant system suitable for earthquake-resistant project
CN104963425A (en) * 2015-06-25 2015-10-07 中建三局第二建设工程有限责任公司 Construction method of suspended elevator shaft of seismic isolation system
CN106013489A (en) * 2016-06-04 2016-10-12 上海大学 Additional damping multidirectional negative stiffness device
CN107190878A (en) * 2017-07-26 2017-09-22 广州大学 A kind of rubber hose rolling shock isolating pedestal for base isolation building system
CN109667359A (en) * 2019-02-15 2019-04-23 沈阳建筑大学 Super high-rise building variable damping tuned mass damper
CN212295144U (en) * 2020-04-30 2021-01-05 同济大学建筑设计研究院(集团)有限公司 Bidirectional sliding piston rod type shock insulation tensile device
CN215829932U (en) * 2021-09-16 2022-02-15 中建神州(北京)建设工程有限公司 Assembled steel-concrete elevator well with anti-seismic high-stability performance

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