CN206916616U - The bridge pad of bridge pad governor motion, adjustable height and adjustable inclination - Google Patents
The bridge pad of bridge pad governor motion, adjustable height and adjustable inclination Download PDFInfo
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- CN206916616U CN206916616U CN201720666225.XU CN201720666225U CN206916616U CN 206916616 U CN206916616 U CN 206916616U CN 201720666225 U CN201720666225 U CN 201720666225U CN 206916616 U CN206916616 U CN 206916616U
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- bridge
- bridge pad
- pad
- steel plate
- regulating nut
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Abstract
The utility model discloses a kind of bridge pad governor motion, including regulation stud and regulating nut, the lateral wall of regulation stud is provided with external screw thread, and the madial wall of regulating nut is provided with internal thread, and the external screw thread of regulation stud is adapted with the internal thread of regulating nut；Shown regulation stud, which is connected through a screw thread, to be fixed in regulating nut；The side wall of regulating nut is provided with multiple check bolt holes, and check bolt hole is used to accommodate check bolt.Also disclose the bridge pad for including bridge pad governor motion, the height of bridge pad can conveniently be adjusted, multiple seat adjustment mechanisms are used cooperatively the inclination angle that can also conveniently adjust bridge pad, solve the problems, such as in bridge pad installation process and height of support needs micro adjustment during operation, also producing error when building for bridge structure provides the method for making up；Not only the engineering time is short, precision small to traffic impact and adjusting height of support is controllable, the replacing for bridge pad of being more convenient for.
Description
Technical field
It the utility model is related to bridge construction technical field, more particularly to a kind of bridge pad.
Background technology
Bridge pad is provided in the Force transmission partses between bridge span structure and bridge pier or abutment, in use, it is necessary to
It is required that the predeterminated target for being closely otherwise unable to reach power transmission is contacted with girder.At present, it is particularly high on highway and municipal works
Build bridge in the majority using structures such as cored slab, small box girders, and this kind of bridge structure is often the most economical using laminated rubber bearing
With it is convenient, laminated rubber bearing is widely used in this kind of bridge structure.The particularly bridge structure of cored slab, almost
100% use laminated rubber bearing supports as it.Although laminated rubber bearing is many using having in this kind of bridge structure
Superiority, but also it is found that some problems successively in use in recent years.Under normal circumstances, monomer beam can set four branch
Point, there are four bearings, and 3 points are to determine a plane, will shape when having a point in four fulcrums not in this plane
Into the phenomenon of the seat empty of the fulcrum.Therefore seat empty phenomenon is commonplace in Practical Project.Bearing is caused to take off
The reason for empty is beam body first can all produce certain fabrication error unavoidably in construction, this is resulted in set a roof beam in place after more or less deposit
In the phenomenon that fulcrum is unreal or fulcrum comes to nothing；In addition, for bridge during operation, beam body also can be heavily loaded, uneven
Sedimentation etc. factor effect under, produce seat empty the problem of.It was verified that the harm of seat empty can not be ignored.Bearing
Once very big harm will be produced to bridge structure by coming to nothing, it can make beam body be distorted during operation, and increase is extra
Structural internal force, beam body can be damaged under long term, shorten the overall service life of bridge.In addition, after fulcrum comes to nothing, vehicle
By huge shock can be produced, huge strike note can be not only produced, and make it that the bearing for bearing static load originally is long-term
The effect of similar impulsive load is born, substantially reduces the service life of bearing, while also due to the vertical deformation of beam body, damage
Evil arrives expansion joint component.In summary, it should the phenomenon of seat empty in Practical Project is paid attention to, and located in time
Put.
Bridge pad, using for wider rubber support, can also in addition to it the disease of seat empty can occur at present
Generation is damaged, it is necessary to timely be changed to it due to reasons such as ageing of rubbers.
At present in engineering, the conventional method of disposal to seat empty and bearing replacement, it is required for carrying out beam body jacking, it is right
Bearing cushion block etc. is adjusted, under some specified conditions, it is also necessary to stop traffic with coordinative construction, not only economy is poor, and
And the engineering time is longer, unfavorable social influence is caused.Those skilled in the art are directed to solving above-mentioned technological deficiency.
Utility model content
In view of the drawbacks described above of prior art, technical purpose of the present utility model is solve bridge more conveniently
The technical problem of the big time length of seat empty phenomenon and bearing replacement difficulty of construction occurred during beam construction and operation.
To realize above-mentioned technical purpose, the utility model provides a kind of bridge pad governor motion, including regulation stud
And regulating nut, the lateral wall of the regulation stud are provided with external screw thread, the madial wall of the regulating nut is provided with internal thread, described
The external screw thread of regulation stud is adapted with the internal thread of the regulating nut；Shown regulation stud, which is connected through a screw thread, is fixed on institute
State in regulating nut；The side wall of the regulating nut is provided with multiple check bolt holes, and the check bolt hole is anti-for accommodating
Loose bolt.
The invention also discloses a kind of height-adjustable bridge pad, including bridge pad, in addition to a bridge
Beam support governor motion, in the bridge pad governor motion area of regulation stud and regulating nut with the bridge pad
Maximum load-carrying capacity be adapted；The bridge pad governor motion be arranged at bridge bearing pad and the bridge pad it
Between.
Further, connection steel is provided between the regulation stud of the bridge pad governor motion and the bridge pad
Plate, the junction steel plate are held in the regulation stud, and the bridge pad is held on the junction steel plate.
Further, lower steel is provided between the regulating nut of the bridge pad governor motion and the bridge bearing pad
Plate, the regulating nut are fixedly connected with the lower steel plate, and the lower steel plate is held on the bridge bearing pad.
Further, the bridge pad is laminated rubber bearing, tetrafluoro slide plate rubber support or lead for retractable pencil isolation rubber branch
Seat.
The invention also discloses a kind of bridge pad of adjustable inclination, including bridge pad, in addition to multiple bridges
Beam support governor motion, the gross area of regulation stud and multiple regulating nuts in multiple bridge pad governor motions
Maximum load-carrying capacity of the gross area with the bridge pad is adapted；Multiple bridge pad governor motions are arranged at bridge
Between bearing cushion block and the bridge pad.
Further, connection is provided between the regulation stud of multiple bridge pad governor motions and the bridge pad
Steel plate, the junction steel plate are held in multiple regulation studs, and the bridge pad is held on the junction steel plate.
Further, it is provided between the regulating nut of multiple bridge pad governor motions and the bridge bearing pad
Lower steel plate, multiple regulating nuts are fixedly connected with the lower steel plate, and the lower steel plate is held on the bridge bearing pad
On.
Further, the bridge pad is laminated rubber bearing, tetrafluoro slide plate rubber support or lead for retractable pencil isolation rubber branch
Seat.
The beneficial effects of the utility model：
The utility model bridge pad governor motion, it can conveniently adjust the height of bridge pad, multiple bearings
Governor motion is used cooperatively the inclination angle that can also conveniently adjust bridge pad, is installed so as to solve in bridge pad
The problem of height of support needs micro adjustment in journey and during operation, while also produce error when building for bridge structure and carry
Supply to make up method；Not only the engineering time is short, precision small to traffic impact and adjusting height of support is controllable, bridge of being more convenient for
The replacing of bearing.
Brief description of the drawings
Fig. 1 is the side structure schematic view of the utility model embodiment 1.
In figure, 1 upper beam；2 upper steel plates；3 laminated rubber bearings；4 junction steel plates；5 regulation studs；6 regulating nuts；7 is anti-
Loose bolt；8 lower steel plates；9 bearing cushion blocks；10 bridge piers.
Embodiment
Design, concrete structure and caused technique effect of the present utility model are made furtherly below with reference to accompanying drawing
It is bright, to be fully understood from the purpose of this utility model, feature and effect.
Embodiment 1
Bridge pad governor motion, including regulation stud 5 and regulating nut 6, the lateral wall of regulation stud 5 are provided with outer spiral shell
Line, the madial wall of regulating nut 6 are provided with internal thread, and the external screw thread of regulation stud 5 is adapted with the internal thread of regulating nut 6；Adjust
The side wall of section nut 6 is provided with multiple check bolt holes, and check bolt hole is used to accommodate check bolt 7.
As shown in figure 1, the present embodiment is a kind of height-adjustable bridge pad, bridge bearing pad is set on bridge pier 10
9, lower steel plate 8 is shelved with bridge bearing pad 9, and a bridge pad governor motion, bridge pad regulation are fixed on lower steel plate 8
Regulating nut 6 in mechanism is fixed on lower steel plate 8, and regulation stud 5, which is connected through a screw thread, to be fixed in regulating nut 6；Bridge
Junction steel plate 4 is shelved in the regulation stud 5 of seat adjustment mechanism, bridge pad 3 is held on junction steel plate 4, on bridge pad 3
Also be shelved with a upper steel plate 2, upper beam 1 shelve with upper steel plate 2.
The utility model increases the bridge pad regulation machine for being provided with and being used to adjust height between bridge pad and bridge pier
Structure, because bridge pad is provided in the Force transmission partses between bridge span structure and bridge pier or abutment, therefore, bridge pad regulation machine
Structure must just is fulfilled for the power transmission requirement between bridge span structure and bridge pier or abutment, and those skilled in the art should be by regulation stud 5
It is designed as being adapted with the maximum load-carrying capacity of bridge pad 3 with the area of regulating nut 6, otherwise bridge pad governor motion is just
Power transmission requirement can not be met.Generally, those skilled in the art can calculate regulation stud 5 by the following method most
Small area：The compression strength of the minimum area of regulation stud=bearing maximum load capacity/regulation stud material.Because regulation stud
5 are screwed together with regulating nut 6, so the shape of regulating nut 6, the area accordingly shape with regulation stud 5, area
It is adapted.
The operation principle of the present embodiment is：When bridge pad comes to nothing, the fastening spiral shell in the side wall of regulating nut 6 is unclamped
Bolt 7, regulation stud 5 is rotated, regulation stud 5 is screwed out certain length from regulating nut 6, so as to add bridge pad regulation
The whole height of mechanism, until making bridge pad be contacted again with upper beam closely, fastening bolt 7 is finally screwed, makes regulation spiral shell
Connection more secure rigid between post 5 and regulating nut 6, solves the problem of coming to nothing of bridge pad.When bridge pad aging,
When needing to change bridge pad, the fastening bolt 7 in the side wall of regulating nut 6 is unclamped, regulation stud 5 is reversely rotated, makes regulation spiral shell
The certain length of the precession regulating nut 6 of post 5, the height of whole bridge pad governor motion is reduced, so that bridge pad comes to nothing
Certain distance, so as to easily take out the bridge pad of aging, new bridge pad is then changed, again rotation regulation
Stud 5, it is allowed to screw out certain length from regulating nut 6, until new bridge pad contacts with upper beam close structure, finally
Screw fastening bolt 7.
There was only a bridge pad governor motion in the present embodiment under a bridge pad, therefore, bridge branch can only be adjusted
The height of seat.
Bridge pad in the utility model can select conventional bridge pad, such as laminated rubber bearing, tetrafluoro to slide
Plate rubber bearing or lead rubber bearing, what the present embodiment was selected is laminated rubber bearing.
Embodiment 2
The present embodiment is a kind of bridge pad of adjustable inclination, as different from Example 1, the bridge of embodiment 1 with
There was only a bridge pad governor motion between bridge pad, and there was only three bridges between the bridge of the present embodiment and bridge pad
Beam support governor motion, wherein, the concrete structure of bridge pad governor motion is same as Example 1, will not be repeated here.Bridge
Mounting arrangements mode between seat adjustment mechanism and bridge pad is also same as Example 1, also repeats no more.
Three bridge pad governor motions are installed, when these three bridge pads are adjusted in the present embodiment under a bridge pad
When the height of section mechanism is identical, the plane and plane-parallel of bridge pad；And when the height of these three bridge pad governor motions
When degree differs, the plane of bridge pad is horizontal by certain inclination angle.
Sometimes bridge pad come to nothing situation and it is non-fully equidistant come to nothing, one side of possible bridge pad is completely de-
Sky, and another side is not come to nothing and is to maintain the close contact with upper beam, now, if using can only adjust in embodiment 1
The part that the bridge pad of section height can not solve bridge pad is come to nothing problem, and uses the bridge of adjustable inclination in the present embodiment
Beam support, can dull section bridge pad come to nothing direction seat adjustment mechanism height, be allowed to raise certain altitude, make bridge
Seat empty side is in close contact with upper beam again, and bridge pad is presented certain inclination angle, but whole bridge pad with it is upper
Portion beam is in close contact, and is locally come to nothing problem so as to solve bridge pad.
With in embodiment 1, three bridge pad governor motions in the present embodiment must also be fulfilled for bridge span structure with
Power transmission requirement between bridge pier or abutment, those skilled in the art it is to be understood that must by the gross area of three regulation studs and
The gross area of three regulating nuts is designed as being adapted with the maximum load-carrying capacity of bridge pad 3, makes three regulation studs
The gross area disclosure satisfy that the power transmission requirement of bridge pad and bridge pier.In the present embodiment, the minimum gross areas of three regulation studs=
The compression strength of bearing maximum load capacity/regulation stud material.The minimum gross area=tri- regulation stud of one regulation stud
The minimum gross area/3.Similarly, the shape of regulating nut and area are accordingly adapted with the shape and area of adjusting screw rod.
Preferred embodiment of the present utility model described in detail above.It should be appreciated that the ordinary skill people of this area
Member makes many modifications and variations without creative work can according to design of the present utility model.Therefore, all this technology necks
Technical staff passes through logic analysis, reasoning or limited reality on the basis of existing technology according to design of the present utility model in domain
Available technical scheme is tested, all should be in the protection domain being defined in the patent claims.
Claims (9)
1. a kind of bridge pad governor motion, it is characterised in that including regulation stud and regulating nut, outside the regulation stud
Side wall is provided with external screw thread, and the madial wall of the regulating nut is provided with internal thread, the external screw thread of the regulation stud and the regulation
The internal thread of nut is adapted；Shown regulation stud, which is connected through a screw thread, to be fixed in the regulating nut；The regulating nut
Side wall be provided with multiple check bolt holes, the check bolt hole is used to accommodate check bolt.
2. a kind of height-adjustable bridge pad, including bridge pad, it is characterised in that also including claim 1 institute
The bridge pad governor motion stated, in the bridge pad governor motion area of regulation stud and regulating nut with the bridge
The maximum load-carrying capacity of beam support is adapted；The bridge pad governor motion is arranged at bridge bearing pad and the bridge branch
Between seat.
3. height-adjustable bridge pad according to claim 2, it is characterised in that the bridge pad governor motion
Regulation stud and the bridge pad between be provided with junction steel plate, the junction steel plate is held in the regulation stud, institute
Bridge pad is stated to be held on the junction steel plate.
4. height-adjustable bridge pad according to claim 3, it is characterised in that the bridge pad governor motion
Regulating nut and the bridge bearing pad between be provided with lower steel plate, the regulating nut is fixedly connected with the lower steel plate,
The lower steel plate is held on the bridge bearing pad.
5. according to any described height-adjustable bridge pads of claim 2-4, it is characterised in that the bridge pad is
Laminated rubber bearing, tetrafluoro slide plate rubber support or lead rubber bearing.
6. a kind of bridge pad of adjustable inclination, including bridge pad, it is characterised in that also including multiple claim 1 institutes
The bridge pad governor motion stated, the gross area of regulation stud and multiple regulations in multiple bridge pad governor motions
Maximum load-carrying capacity of the gross area of nut with the bridge pad is adapted；Multiple bridge pad governor motions are set
Between bridge bearing pad and the bridge pad.
7. the bridge pad of adjustable inclination according to claim 6, it is characterised in that multiple bridge pad regulations
Junction steel plate is provided between the regulation stud of mechanism and the bridge pad, the junction steel plate is held on multiple regulation spiral shells
On post, the bridge pad is held on the junction steel plate.
8. the bridge pad of adjustable inclination according to claim 7, it is characterised in that multiple bridge pad regulations
Lower steel plate is provided between the regulating nut of mechanism and the bridge bearing pad, multiple regulating nuts are consolidated with the lower steel plate
Fixed connection, the lower steel plate are held on the bridge bearing pad.
9. according to the bridge pad of any described adjustable inclinations of claim 6-8, it is characterised in that the bridge pad is
Laminated rubber bearing, tetrafluoro slide plate rubber support or lead rubber bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720666225.XU CN206916616U (en) | 2017-06-09 | 2017-06-09 | The bridge pad of bridge pad governor motion, adjustable height and adjustable inclination |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720666225.XU CN206916616U (en) | 2017-06-09 | 2017-06-09 | The bridge pad of bridge pad governor motion, adjustable height and adjustable inclination |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206916616U true CN206916616U (en) | 2018-01-23 |
Family
ID=61314990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720666225.XU Active CN206916616U (en) | 2017-06-09 | 2017-06-09 | The bridge pad of bridge pad governor motion, adjustable height and adjustable inclination |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206916616U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107059605A (en) * | 2017-06-09 | 2017-08-18 | 上海市城市建设设计研究总院（集团）有限公司 | The bridge pad of bridge pad governor motion, adjustable height and adjustable inclination |
| CN111549680A (en) * | 2020-04-30 | 2020-08-18 | 中冶(上海)钢结构科技有限公司 | Elevation-adjustable overturn-preventing cushion block and using method thereof |
-
2017
- 2017-06-09 CN CN201720666225.XU patent/CN206916616U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107059605A (en) * | 2017-06-09 | 2017-08-18 | 上海市城市建设设计研究总院（集团）有限公司 | The bridge pad of bridge pad governor motion, adjustable height and adjustable inclination |
| CN111549680A (en) * | 2020-04-30 | 2020-08-18 | 中冶(上海)钢结构科技有限公司 | Elevation-adjustable overturn-preventing cushion block and using method thereof |
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