CN214657936U

CN214657936U - Lead rubber shock absorption and isolation support convenient for lead replacement

Info

Publication number: CN214657936U
Application number: CN202120929907.1U
Authority: CN
Inventors: 张秀娟; 范建军
Original assignee: Jiangsu Zhongyi Earthquake Engineering Co ltd
Current assignee: Jiangsu Zhongyi Earthquake Engineering Co ltd
Priority date: 2021-04-30
Filing date: 2021-04-30
Publication date: 2021-11-09
Anticipated expiration: 2031-04-30

Abstract

The utility model discloses a lead rubber subtracts isolation bearing convenient to change lead, including the support cylinder, support cylinder top is provided with the upper fixed plate, support cylinder bottom is provided with the bottom plate, annular slot has all been seted up with the bottom plate top to the upper fixed plate bottom, both sides all are equipped with the lagging about the support cylinder, and inside the annular slot that upper fixed plate and bottom plate were seted up was all inserted to the outer end of lagging, lagging fixed surface was equipped with the lockplate. The utility model discloses an use the jack to support around upper fixed plate and bottom plate, dismantle the lagging from upper fixed plate and bottom plate, stimulate the support cylinder and take out it and change the lead, this simple structure is practical, conveniently changes the lead rubber and subtracts the inside lead of isolation bearing, and change process labour saving and time saving, efficiency is higher.

Description

Lead rubber shock absorption and isolation support convenient for lead replacement

Technical Field

The utility model relates to an subtract shock insulation technical field, specifically be a lead rubber subtracts isolation bearing convenient to change lead.

Background

Shock absorption and isolation, namely building shock absorption technology and building shock absorption (structure energy dissipation and shock absorption) technology, a shock absorption layer with an integral reset function is arranged between the bottom or lower part structure and the upper part structure of a building, so that the natural vibration period of the whole structure system is prolonged, the horizontal earthquake action input into the upper part structure is reduced, the expected shock absorption and isolation requirements are met, and the shock absorption and isolation device is mainly applied to the shock absorption and isolation of house buildings and bridge buildings.

Traditional lead core rubber subtracts isolation bearing formula structure as an organic whole basically, when installing inside the building, need be fixed with the superstructure and the substructure of the last hypoplastron and building of support mutually, because the main bearing point of building is concentrated on the support, the support is in for a long time and sticiss the state, can damage the inside lead core of support, lead to the support to be difficult to stabilize the bearing, need to change the inside lead core of support, however the support is fixed and is difficult to dismantle in the upper and lower portion of building, its process is wasted time and energy, it is lower to dismantle efficiency, be not convenient for change the inside lead core of support.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lead rubber subtracts isolation bearing convenient to change lead to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a lead rubber subtracts isolation bearing convenient to change lead, includes the support cylinder, support cylinder top is provided with an upper fixed plate, support cylinder bottom is provided with the bottom plate, annular slot has all been seted up with the bottom plate top in an upper fixed plate bottom, both sides all are equipped with the lagging about the support cylinder, and inside the annular slot that an upper fixed plate and bottom plate were seted up was all inserted to the outer end of lagging, the lagging fixed surface was equipped with the lockplate, and the lockplate middle part is run through by the bolt, the bolt tip all is connected with an upper fixed plate and bottom plate.

Preferably, the top and the bottom of the support column body are both provided with a metal ball groove, a steel ball is embedded in the metal ball groove, the bottom of the upper fixing plate and the top of the lower fixing plate are both provided with an annular placing groove, and the annular placing groove is arranged on the inner side of the annular slot.

Preferably, two sleeve plates sleeved on the surface of the support column body are symmetrically arranged, and the thickness dimension of the outer ends of the sleeve plates is matched with the dimension of the inner wall of the annular slot.

Preferably, the number that the lockplate sets up on the lagging surface respectively is four, lockplate evenly distributed is provided with the reinforcing plate around the lagging, be provided with the reinforcing plate between lockplate and the lagging, reinforcing plate one end is connected on the lockplate, the reinforcing plate other end is connected on the lagging.

Preferably, the number of the bolts arranged in the middle of the locking plate is two, and the bolts at the upper part of the support column body and the bolts at the lower part of the support column body are symmetrically arranged.

Preferably, the number of the metal ball grooves arranged at the top and the bottom of the support column body is four, and the metal ball grooves are uniformly distributed on the periphery of the top and the bottom of the support column body.

Preferably, the outer diameter of the steel ball is matched with the inner diameter of the metal ball groove, the steel ball extends out of the notch of the metal ball groove, and the radian of the spherical surface of the steel ball extending out of the metal ball groove is the same as that of the inner wall of the annular holding groove.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model is provided with the annular slot and the sleeve plate, the jack is used for supporting the periphery of the upper fixed plate and the lower fixed plate, the sleeve plate is disassembled from the upper fixed plate and the lower fixed plate, and the support cylinder is pulled to take out the sleeve plate for replacing the lead core, so that the structure is simple and practical, the lead core inside the lead core rubber seismic reduction and isolation support is convenient to replace, the replacement process is time-saving and labor-saving, and the efficiency is higher;

2. the utility model discloses a be provided with metal ball groove, steel ball and annular and place the groove, because the support cylinder has deformability for the rubber material, when pulling out the support cylinder from between upper fixed plate and the bottom plate, the steel ball extrudees the upper and lower end of support cylinder and produces slight indent, reduces the sliding friction area between support cylinder and upper fixed plate and the bottom plate and changes rolling friction into for it is light more smoothly when pulling out the support cylinder.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

fig. 2 is a schematic view of the three-dimensional structure in the split state of the present invention;

fig. 3 is an enlarged schematic structural view of a portion a in fig. 1 according to the present invention;

fig. 4 is an enlarged schematic structural diagram of the present invention at B in fig. 1.

In the figure: 1. a support column; 2. an upper fixing plate; 3. a lower fixing plate; 4. an annular slot; 5. sheathing; 6. a locking plate; 7. a bolt; 8. a metal ball groove; 9. a steel ball; 10. an annular placing groove; 11. a reinforcing plate.

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.

Please refer to fig. 1-4, a lead rubber shock absorption and isolation support convenient for lead core replacement comprises a support cylinder 1, an upper fixing plate 2 is arranged at the top of the support cylinder 1, a lower fixing plate 3 is arranged at the bottom of the support cylinder 1, annular slots 4 are formed in the bottoms of the upper fixing plate 2 and the top of the lower fixing plate 3, sleeve plates 5 are sleeved on the upper side and the lower side of the support cylinder 1, the outer ends of the sleeve plates 5 are inserted into the annular slots 4 formed in the upper fixing plate 2 and the lower fixing plate 3, locking plates 6 are fixed on the surfaces of the sleeve plates 5, the middle portions of the locking plates 6 are penetrated through by bolts 7, and the end portions of the bolts 7 are connected with the upper fixing plate 2 and the lower fixing plate 3.

Specifically, the top and the bottom of the support column body 1 are both provided with a metal ball groove 8, a steel ball 9 is embedded in the metal ball groove 8, the bottom of the upper fixing plate 2 and the top of the lower fixing plate 3 are both provided with an annular placing groove 10, and the annular placing groove 10 is arranged on the inner side of the annular slot 4.

Specifically, two lagging 5 symmetries that 1 surface cover of support cylinder was established set up, and the thickness dimension of the 5 outer ends of lagging cooperatees with 4 inner wall dimensions of annular slot for the outer end of lagging 5 can insert 4 insides of annular slot and do not leave the clearance.

Specifically, the number that lockplate 6 set up on the lagging 5 surface respectively is four, and lockplate 6 evenly distributed is provided with reinforcing plate 11 around lagging 5 between lockplate 6 and the

lagging

5, and 11 one ends of reinforcing plate are connected on lockplate 6, and the 11 other ends of reinforcing plate are connected on lagging 5 for strengthen being connected between lockplate 6 and the lagging 5.

Specifically, the number of the bolts 7 arranged in the middle of the locking plate 6 is two, and the bolts 7 arranged on the upper part of the support column 1 and the bolts 7 arranged on the lower part of the support column 1 are symmetrically arranged, so that the sleeve plate 5 can be stably fixed on the upper fixing plate 2 and the lower fixing plate 3.

Specifically, the number of the metal ball grooves 8 arranged at the top and the bottom of the support column body 1 is four, and the metal ball grooves 8 are uniformly distributed around the top and the bottom of the support column body 1.

Specifically, the external diameter of steel ball 9 matches with the internal diameter of metal ball groove 8 for steel ball 9 can imbed inside metal ball groove 8, and can rotate inside it, and steel ball 9 extends the notch of metal ball groove 8, and the sphere radian that steel ball 9 extends metal ball groove 8 is the same with the inner wall radian size of annular groove 10, makes steel ball 9 extend the part of metal ball groove 8 can block and place the inslot 10 inside at the annular.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a lead core rubber subtracts isolation bearing convenient to change lead core, includes support cylinder (1), its characterized in that: support cylinder (1) top is provided with upper fixed plate (2), support cylinder (1) bottom is provided with bottom plate (3), annular slot (4) have all been seted up with bottom plate (3) top to upper fixed plate (2) bottom, both sides all are equipped with lagging (5) about support cylinder (1), and inside annular slot (4) that upper fixed plate (2) and bottom plate (3) were seted up all inserted to the outer end of lagging (5), lagging (5) fixed surface is equipped with lockplate (6), and lockplate (6) middle part is run through by bolt (7), bolt (7) tip all is connected with upper fixed plate (2) and bottom plate (3).

2. The lead rubber seismic mitigation and isolation bearing convenient for lead replacement according to claim 1, characterized in that: the support is characterized in that metal ball grooves (8) are formed in the top and the bottom of the support column body (1), steel balls (9) are embedded into the metal ball grooves (8), annular placing grooves (10) are formed in the bottom of the upper fixing plate (2) and the top of the lower fixing plate (3), and the annular placing grooves (10) are formed in the inner sides of the annular inserting grooves (4).

3. The lead rubber seismic mitigation and isolation bearing convenient for lead replacement according to claim 1, characterized in that: two lagging (5) symmetry settings that support cylinder (1) surface cover was established, the thickness dimension of lagging (5) outer end cooperatees with annular slot (4) inner wall size.

4. The lead rubber seismic mitigation and isolation bearing convenient for lead replacement according to claim 1, characterized in that: lockplate (6) set up respectively for four in the quantity on lagging (5) surface, lockplate (6) evenly distributed is around lagging (5), be provided with reinforcing plate (11) between lockplate (6) and lagging (5), reinforcing plate (11) one end is connected on lockplate (6), reinforcing plate (11) other end is connected on lagging (5).

5. The lead rubber seismic mitigation and isolation bearing convenient for lead replacement according to claim 1, characterized in that: the number of the bolts (7) arranged in the middle of the locking plate (6) is two, and the bolts (7) on the upper part of the support column body (1) are symmetrically arranged with the bolts (7) on the lower part of the support column body (1).

6. The lead rubber seismic mitigation and isolation bearing convenient for lead replacement according to claim 2, characterized in that: the metal ball grooves (8) are arranged at the top and the bottom of the support column body (1) and are four in number, and the metal ball grooves (8) are uniformly distributed on the periphery of the top and the bottom of the support column body (1).

7. The lead rubber seismic mitigation and isolation bearing convenient for lead replacement according to claim 2, characterized in that: the outer diameter of the steel ball (9) is matched with the inner diameter of the metal ball groove (8), the steel ball (9) extends out of the notch of the metal ball groove (8), and the radian of the spherical surface of the steel ball (9) extending out of the metal ball groove (8) is the same as that of the inner wall of the annular placement groove (10).