CN205399193U - Adjustable conversion type support - Google Patents
Adjustable conversion type support Download PDFInfo
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- CN205399193U CN205399193U CN201620137252.3U CN201620137252U CN205399193U CN 205399193 U CN205399193 U CN 205399193U CN 201620137252 U CN201620137252 U CN 201620137252U CN 205399193 U CN205399193 U CN 205399193U
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- slip block
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Abstract
The utility model relates to an adjustable conversion type support, which belongs to the technical field of buildings, this support includes the upper bracket board, bottom suspension bedplate and middle slip texturing machine construct, the last lower extreme that middle slip texturing machine constructs is fixed with upper bracket board and bottom suspension bedplate respectively, it includes range upon range of compound elastomer, compound slide and stainless steel slide, sliding block in the middle of being fixed with between compound slide and the compound elastomer, compound slide and stainless steel slide sliding fit, middle sliding block and set up quadriversal fixed establishment with it between upper bracket board or the bottom suspension bedplate of relative slip, through setting up at middle sliding block level adjustment bolt all around from inwards deciding the top fastening of middle sliding block all around, perhaps build middle sliding block and be fixed in the bottom suspension bedplate through building the material, thereby make compound elastomer lock in predetermined shape and position, whole support can form the best operating condition after using, it can accurately lock to reserve the deformation volume, life can obtain the extension.
Description
Technical field
This utility model belongs to technical field of buildings, relates to bridge construction technical field, is specifically related to a kind of scalable conversion type bearing used by bridge.
Background technology
The structure of bridge is roughly divided into pontic and bridge pier two parts, elastic support is set between pontic and bridge pier to carry the weight of pontic, elastic support is divided into sheet-type support, pot bearing and spherical bearing, wherein, sheet-type support has enough vertical rigidities to bear vertical load, and the pressure of superstructure can be reliably delivered to pier, there is good elasticity to adapt to the rotation of beam-ends, there is bigger detrusion ability to meet the horizontal displacement of superstructure.
At present, when sheet-type support is installed, owing to when occurring impact or Cast-in-situ Beam stretch-draw when hanging precast beam, beam body produces the reasons such as contraction distortion, making fixed pattern bearing is adapt to the deformation of installation or beam body and produce detrusion in advance, after being open to traffic, the shearing strain quantity under rubber support normal operating conditions can not reach design needs, in order to solve this problem, need bearing that displacement is set when mounted in advance, displacement during with satisfied installation or stretch-draw is wanted, this is accomplished by developing a kind of scalable conversion type bearing, corresponding slide displacement can be produced when installation or stretch-draw, be locked after construction the position of bearing, it is made finally to reach the design work state of optimum when normal operation.
Utility model content
This utility model overcomes the deficiency that prior art Elastic bearing exists when mounted, provide a kind of scalable conversion type bearing, this bearing can accurately control the reserved displacement before work, bearing is locked in precalculated position, avoiding reserved displacement when installing not enough, the bearing in this utility model increases service life to some extent.
Concrete technical scheme of the present utility model is:
A kind of scalable conversion type bearing, including upper bracket plate, lower support plate and middle slip deformation mechanism, the two ends up and down of middle slip deformation mechanism are fixing with upper bracket plate and lower support plate respectively to be connected, middle slip deformation mechanism includes the composite elastic body of horizontal stacking setting successively and horizontal sliding pair, key point is, middle slip block it is fixedly installed between described composite elastic body and horizontal sliding pair, middle slip block is slidably matched by being formed between horizontal sliding pair and upper bracket plate or lower support plate, it is provided with four-way fixed mechanism between middle slip block and the upper bracket plate or the lower support plate that form with it phase sliding relation.
Described horizontal sliding pair includes composite slide-plate and the rustless steel slide plate that horizontal stacking is arranged, and between the two for being slidably matched, middle slip block is fixed between composite elastic body and composite slide-plate.
In described middle slip deformation mechanism, composite elastic body and upper bracket plate lower surface are fixed, horizontal sliding pair and lower support plate upper surface are fixed, described four-way fixed mechanism is pouring structure, what pouring structure included being arranged on lower support plate upper surface builds groove, horizontal sliding pair lower surface is fixed with building groove bottom, build between the centrally located sliding shoe upper and lower end face of height of groove upper end, middle slip block and build between groove surrounding formation casting space, is filled with castable and builds fixing by middle slip block in casting space.
Described four-way fixed mechanism includes four groups of fixing plates with horizontal adjusting bolt, and it is correspondingly arranged at outside the surrounding of middle slip block respectively, fix plate and fix be connected with upper bracket plate or the lower support plate of middle slip block formation phase sliding relation, fixing plate is provided with adjustment screw and matches with horizontal adjusting bolt, and horizontal adjusting bolt inwardly holds out against the corresponding side of middle slip block through adjusting screw.
Fixing plate corresponding to the described every side of middle slip block is the strip be arrangeding in parallel with corresponding side, and the two ends of fixing plate are respectively arranged with adjustment screw.
Fixing plate corresponding to the described every side of middle slip block is two be separately provided, and two fixing plates are separately positioned on the two ends of the corresponding side of middle slip block, are provided with adjustment screw in the middle part of each fixing plate.
Being provided with locking nut inside the adjustment screw of described fixing plate, horizontal adjusting bolt is locked in the adjustment screw of fixing plate by locking nut.
Described composite elastic body is cross section is circular or rectangle rubber base.
The beneficial effects of the utility model are: this utility model adopts four-way fixed mechanism that middle slip deformation mechanism carries out setting locking, the deformation quantity of composite elastic body or displacement energy access accurate control, the fixing locking of composite elastic body is carried out in a pre-installation according to predetermined value, so after a procedure, pontic active force is made up by prefabricated accurate displacement for the influence of crust deformation of composite elastic body, composite elastic body operationally can keep normal morphology, working effect is better, and also there is obvious growth in service life.
Accompanying drawing explanation
Fig. 1 is the structural representation of this utility model embodiment 1.
Fig. 2 is the sectional view of A-A in Fig. 1.
Fig. 3 is the structural representation of this utility model embodiment 2.
Fig. 4 is the sectional view of B-B in Fig. 3.
Fig. 5 is the structural representation of this utility model embodiment 3.
In accompanying drawing, 1, upper bracket plate, 2, lower support plate, 3, rubber base, 4, composite slide-plate, 5, rustless steel slide plate, 6, middle slip block, 7, fixing plate, 8, locking nut, 9, horizontal adjusting bolt, 10, mounting groove, 11, pouring material.
Detailed description of the invention
This utility model relates to a kind of scalable conversion type bearing, including upper bracket plate 1, lower support plate 2 and middle slip deformation mechanism, the two ends up and down of middle slip deformation mechanism are fixed be connected with upper bracket plates 1 and lower support plate 2 respectively, middle slip deformation mechanism includes the composite elastic body 3 of horizontal stacking setting successively and horizontal sliding pair, it is fixedly installed middle slip block 6 between described composite elastic body 3 and horizontal sliding pair, middle slip block 6 is slidably matched by being formed between horizontal sliding pair and upper bracket plate 1 or lower support plate 2, middle slip block 6 and formed with it and be provided with four-way fixed mechanism between the upper bracket plate 1 or lower support plate 2 that are slidably matched.
nullEmbodiment 1，As depicted in figs. 1 and 2，Described horizontal sliding pair includes composite slide-plate 4 and the rustless steel slide plate 5 that horizontal stacking is arranged，Between the two for being slidably matched，Composite slide-plate 4 selects polytetrafluoro slide plate，Middle slip block 6 is fixed between composite elastic body 3 and composite slide-plate 4，In middle slip deformation mechanism，Composite elastic body 3 and upper bracket plate 1 lower surface are fixed，Composite elastic body 3 selects the rubber base of cylinder，Four-way fixed mechanism is pouring structure，Fluid properties due to pouring material 11，Can only be configured in lower support plate 2，What pouring structure included being arranged on lower support plate 2 upper surface builds groove 10，Rustless steel slide plate 5 lower surface in horizontal sliding pair is fixed with building groove 10 bottom surface，In order to fix middle slip block 6，Build between the upper and lower end face of the centrally located sliding shoe 6 of height of groove 10 upper surface，Middle slip block 6 and build between groove 10 surrounding formation casting space，When the deflection of rubber base 3 reaches predefined count value，Casting space is filled pouring material 11，Middle slip block 6 is built fixing by castable 11，Pouring material can select concrete、Epoxy resin mortar or epoxy resin.
nullEmbodiment 2，As shown in Figure 3 and Figure 4，Described horizontal sliding pair includes composite slide-plate 4 and the rustless steel slide plate 5 that horizontal stacking is arranged，Between the two for being slidably matched，Composite slide-plate 4 selects polytetrafluoro slide plate，Middle slip block 6 is fixed between composite elastic body 3 and composite slide-plate 4，In middle slip deformation mechanism，Composite elastic body 3 and upper bracket plate 1 lower surface are fixed，Composite elastic body 3 selects the rubber base of cylinder，Rustless steel slide plate 5 and lower support plate 2 upper surface are fixed，Four-way fixed mechanism includes four groups of fixing plates 7 with horizontal adjusting bolt 9，And be correspondingly arranged at respectively outside the surrounding of middle slip block 6，The fixing plate 7 of every side is for being separately positioned on two ends, middle slip block 6 corresponding side，Every side can reach the purpose of stable support by the support of two fixing plates 7，Fixing plate 7 is fixing with lower support plate 2 and is provided with adjustment screw，Horizontal adjusting bolt 9 inwardly holds out against the corresponding side of middle slip block 6 through adjusting screw，It is provided with locking nut 8 inside the adjustment screw of fixing plate 7，Horizontal adjusting bolt 9 is locked in the adjustment screw of fixing plate 7 by locking nut 8，Prevent loosening of horizontal adjusting bolt 9.
nullEmbodiment 3，As inverting of embodiment 2，As shown in Figure 5，Described horizontal sliding pair includes composite slide-plate 4 and the rustless steel slide plate 5 that horizontal stacking is arranged，Between the two for being slidably matched，Composite slide-plate 4 selects polytetrafluoro slide plate，Middle slip block 6 is fixed between composite elastic body 3 and composite slide-plate 4，In middle slip deformation mechanism，Composite elastic body 3 and lower support plate 2 upper surface are fixed，Composite elastic body 3 selects the rubber base of cylinder，Rustless steel slide plate 5 upper surface and upper bracket plate 1 lower surface are fixed，Four-way fixed mechanism includes four groups of fixing plates 7 with horizontal adjusting bolt 9，And be correspondingly arranged at respectively outside the surrounding of middle slip block 6，One group of fixing plate 7 is the fixing plate 7 of a strip or the independent fixing plate 7 including being separately positioned on two ends, middle slip block 6 corresponding side，In the present embodiment, two fixing plates 7 being separately provided laying respectively at two ends selected by one group of fixing plate，Such setting ensure that the stability that this side is fixing，When four sides all adopt the form of this kind of fixing plate 7，Then middle slip block 6 firmly can be locked by four-way fixed mechanism，Fixing plate 7 fixes with upper bracket plate 1 and end face is provided with adjustment screw，Horizontal adjusting bolt 9 inwardly holds out against the corresponding side of middle slip block 6 through adjusting screw，It is provided with locking nut 8 inside the adjustment screw of fixing plate 7，Horizontal adjusting bolt 9 is locked in the adjustment screw of fixing plate 7 by locking nut 8.
The bearing related in this utility model is when application, owing to being provided with displacement in advance, active force after being open to traffic makes generation relative displacement between bridge floor and bridge pier, after the deformation allowance of composite elastic body 3 makes up this relative displacement, the shape of composite elastic body 3 recovers normal, the duty of whole bearing reaches optimum state, and service life also can be extended.
Claims (8)
1. a scalable conversion type bearing, including upper bracket plate (1), lower support plate (2) and middle slip deformation mechanism, the two ends up and down of middle slip deformation mechanism are fixing with upper bracket plate (1) and lower support plate (2) respectively to be connected, middle slip deformation mechanism includes the composite elastic body (3) of horizontal stacking setting successively and horizontal sliding pair, it is characterized in that: between described composite elastic body (3) and horizontal sliding pair, be fixedly installed middle slip block (6), middle slip block (6) is slidably matched by being formed between horizontal sliding pair and upper bracket plate (1) or lower support plate (2), it is provided with four-way fixed mechanism between middle slip block (6) and the upper bracket plate (1) or the lower support plate (2) that form with it phase sliding relation.
2. a kind of scalable conversion type bearing according to claim 1, it is characterized in that: described horizontal sliding pair includes composite slide-plate (4) and the rustless steel slide plate (5) that horizontal stacking is arranged, between the two for being slidably matched, middle slip block (6) is fixed between composite elastic body (3) and composite slide-plate (4).
3. a kind of scalable conversion type bearing according to claim 1, it is characterized in that: in described middle slip deformation mechanism, composite elastic body (3) and upper bracket plate (1) lower surface are fixed, horizontal sliding pair and lower support plate (2) upper surface are fixed, described four-way fixed mechanism is pouring structure, what pouring structure included being arranged on lower support plate (2) upper surface builds groove (10), horizontal sliding pair lower surface is fixed with building groove (10) bottom surface, build between height centrally located sliding shoe (6) upper and lower end face of groove (10) upper end, middle slip block (6) and build between groove (10) surrounding formation casting space, casting space is filled with castable (11) middle slip block (6) is built fixing.
4. a kind of scalable conversion type bearing according to claim 1, it is characterized in that: described four-way fixed mechanism includes four groups of fixing plates (7) with horizontal adjusting bolt (9), and it is correspondingly arranged at outside the surrounding of middle slip block (6) respectively, fix plate (7) and fix be connected with upper bracket plate (1) or the lower support plate (2) of middle slip block (6) formation phase sliding relation, fixing plate (7) is provided with adjustment screw and matches with horizontal adjusting bolt (9), horizontal adjusting bolt (9) inwardly holds out against middle slip block (6) corresponding side through adjusting screw.
5. a kind of scalable conversion type bearing according to claim 4, it is characterized in that: described middle slip block (6) the fixing plate (7) that often side is corresponding is the strip be arrangeding in parallel with corresponding side, and the two ends of fixing plate (7) are respectively arranged with adjustment screw.
6. a kind of scalable conversion type bearing according to claim 4, it is characterized in that: described middle slip block (6) the fixing plate (7) that often side is corresponding is two be separately provided, two fixing plates (7) are separately positioned on the two ends of middle slip block (6) corresponding side, and each fixing plate (7) middle part is provided with adjustment screw.
7. a kind of scalable conversion type bearing according to claim 4, it is characterized in that: being provided with locking nut (8) inside the adjustment screw of described fixing plate (7), horizontal adjusting bolt (9) is locked in the adjustment screw of fixing plate (7) by locking nut (8).
8. a kind of scalable conversion type bearing according to claim 1, it is characterised in that: described composite elastic body (3) is cross section is circular or rectangle rubber base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620137252.3U CN205399193U (en) | 2016-02-24 | 2016-02-24 | Adjustable conversion type support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620137252.3U CN205399193U (en) | 2016-02-24 | 2016-02-24 | Adjustable conversion type support |
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| CN205399193U true CN205399193U (en) | 2016-07-27 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105735114A (en) * | 2016-02-24 | 2016-07-06 | 衡水橡胶股份有限公司 | Adjustable conversion type support |
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2016
- 2016-02-24 CN CN201620137252.3U patent/CN205399193U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105735114A (en) * | 2016-02-24 | 2016-07-06 | 衡水橡胶股份有限公司 | Adjustable conversion type support |
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Address after: Hengshui City, Hebei Province, 053000 North Park industrial base Taocheng District Road No. 9 Patentee after: Heng an Polytron Technologies Inc Address before: 053020 East Road, North Industrial Park, Hebei, Hengshui, No. 9 Patentee before: Hengshui Rubber Co., Ltd. |