CN201024383Y - Multi-directional repositioning expansion apparatus for bridge - Google Patents
Multi-directional repositioning expansion apparatus for bridge Download PDFInfo
- Publication number
- CN201024383Y CN201024383Y CNU2007200790759U CN200720079075U CN201024383Y CN 201024383 Y CN201024383 Y CN 201024383Y CN U2007200790759 U CNU2007200790759 U CN U2007200790759U CN 200720079075 U CN200720079075 U CN 200720079075U CN 201024383 Y CN201024383 Y CN 201024383Y
- Authority
- CN
- China
- Prior art keywords
- intermediate plate
- movable
- connecting bolt
- comb template
- counterbore
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Road Paving Structures (AREA)
Abstract
The utility model provides a multi-way displacement bridge expansion and contraction device, which comprises a positioning intermediate plate, of which a bottom face is a convex spherical surface under a first end of a movable comb-type board and a movable intermediate plate, wherein a first supporting base of a spherical groove corresponding to the bottom face with a convex spherical surface of the positioning intermediate plate is arranged under the positioning intermediate plate; a first spherical slide plate is positioned in the spherical groove of the first supporting base; a second supporting base of the spherical groove corresponding to the bottom face with a spherical surface of the movable intermediate plate is arranged under the movable intermediate plate; a second spherical slide plate is positioned in the spherical groove of the second supporting base; a movable comb-type board is connected with a first beam through a first connecting bolt and nut which runs through the positioning intermediate plate, the first spherical slide plate and the first supporting base as well as a second connecting bolt and nut which runs through the movable intermediate plate, the second spherical slide plate and the second supporting base. The utility model has the functions of longitudinal movement as well as vertical rotation and horizontal rotation.
Description
Technical field:
The utility model is relevant with bridge extension joint, and is special relevant with the multi-directional deflection bridge extension joint.
Background technology:
In existing bridge extension joint, mainly contain and touch numerical expression and comb pattern stretching device.Because the beam body is except can vertically moving under vehicular load and temperature effect, vertically rotating, under other factors effects such as wind-force, multi-directional deflections such as transverse horizontal rotation also can take place in the beam body.Modulus formula stretching device because of the defective of its structure, can not satisfy the demand of bridge multi-directional deflection when the bridge multi-directional deflection, compress supporting simultaneously, and pressure-bearing supporting and compression and shear spring cause at last that along with the time also will wear out gradually stretching device destroys; Tradition comb pattern stretching device, generally form by the activity comb template of crossing over bridge expanssion joint and location comb template, such is combed, and the pattern stretching device is unique to satisfy vertically moving of bridge, the beam body vertically rotates, transverse horizontal is rotated displacement owing to can not adapt to, broach wrecks easily, thereby causes whole expansion gap device to destroy.
The utility model content:
The purpose of this utility model is in order to overcome above deficiency, and a kind of multi-directional deflection bridge extension joint that the bridge that causes under the factor effects such as vehicle-mounted, temperature Change, wind-force vertically moves, vertically rotates that adapts to is provided.Another purpose of the present utility model is the multi-directional deflection bridge extension joint that not only can vertically move, vertically rotate but also can do the transverse horizontal rotation in order to provide a kind of.
The purpose of this utility model is achieved like this:
The utility model multi-directional deflection bridge extension joint, comprise first end to be located at the first beam body of bridge expanssion joint one side and second end span is got over the shrinkage joint and taken the activity comb template that is put on the second beam body, there is the bottom surface to be the location intermediate plate of protruding sphere and the movable intermediate plate that the bottom surface is protruding sphere below first end of movable comb template, band and first supporting seat of locating the corresponding spherical groove in intermediate plate projection dome shape bottom surface are arranged below the intermediate plate of location, the first sphere slide plate is contained in the spherical groove of first supporting seat, second supporting seat that band and the corresponding spherical groove in movable intermediate plate dome shape bottom surface are arranged below the plate aprowl, the second sphere slide plate is contained in the spherical groove of second supporting seat, movable comb template passes through through the location intermediate plate, the first sphere slide plate, first connecting bolt of first supporting seat and first nut that cooperates with it and through movable intermediate plate, the second sphere slide plate, second connecting bolt of second supporting seat reaches second nut that cooperates with it and is connected with the first beam body, the sphere slide plate can adopt polytetrafluoroethylmaterial material to make, the frictional resistance when rotating in the horizontal direction and vertically rotating to reduce movable comb template.
With respect to location intermediate plate, movable intermediate plate top last counterbore is arranged respectively on the above-mentioned activity comb template, the through hole coaxial with last counterbore, the packing ring in concave spherical surface shape hole is housed respectively in the counterbore on the movable comb template, the spherical nut that is threaded on first connecting bolt, second connecting bolt and cooperates with packing ring fovea superior dome shape hole respectively, can rotate in the horizontal and vertical direction by better adaptive act comb template, to reduce rotary resistance.
With respect to location intermediate plate, movable intermediate plate following the lower counterbore coaxial with last counterbore arranged respectively on the above-mentioned activity comb template, the top of location intermediate plate, movable intermediate plate embeds in the lower counterbore respectively.
Above-mentioned activity comb template is respectively circular with respect to location locational upper and lower counterbore of intermediate plate and through hole, and the utility model not only can move laterally, and can do vertical rotation.
Above-mentioned activity comb template is respectively circular with respect to locational upper and lower counterbore of movable intermediate plate and through hole, and the utility model not only can move laterally, and can do vertical the rotation.
Above-mentioned activity comb template is respectively waist shape with respect to the upper and lower counterbore and the through hole of position on the movable intermediate plate, and the utility model not only can move laterally with vertical rotation but also can make transverse horizontal and rotate.
On the movable relatively comb template lower counterbore position, plane the circular flat chute is arranged on the above-mentioned movable intermediate plate, polytetrafluoroethylene (PTFE) plane slide plate is housed in the chute of plane, in the lower counterbore of activity comb template relative position, be fixed with the stainless steel slide plate, when guaranteeing that movable comb template rotates in the horizontal direction, frictional resistance is little and to the position-limiting action of movable intermediate plate.
On the first above-mentioned connecting bolt cushion that is positioned on first nut end face is arranged, the cushion that is positioned on second nut end face is arranged on second connecting bolt, the planeness of adjusting activity comb template.
The first above-mentioned connecting bolt and second connecting bolt are shaped as " U " type or " L " type, the bonding strength of increase and beam body.
The utility model not only has vertically moving but also has vertical rotation and/or multi-directional deflection function such as horizontally rotate, and the bridge that causes under the factor effect such as, temperature Change vehicle-mounted to adapt to, wind-force vertically moves, vertically rotates and horizontally rotates.Guaranteed that not only stretching device itself can not damage, and guaranteed that vehicle is long-term steadily comfortable current, simultaneously construction install convenience.
Description of drawings:
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the A-A sectional view of Fig. 1.
Fig. 3 is the B-B sectional view of Fig. 1.
Fig. 4 is movable comb template structural representation.
Fig. 5 is the C-C sectional view of Fig. 4.
Fig. 6 is the D-D sectional view of Fig. 4.
Fig. 7 is location intermediate plate structural representation.
Fig. 8 is the E-E sectional view of Fig. 7.
Fig. 9 is movable intermediate plate structural representation.
Figure 10 is the F-F sectional view of Fig. 9.
Figure 11 is first, second clamping support schematic diagram.
Figure 12 is the G-G sectional view of Figure 11.
Figure 13 is a sphere skateboard schematic diagram.
Figure 14 is the H-H sectional view of Figure 13.
Figure 15 is another structural representation of the utility model.
Figure 16 is movable another structural representation of comb template.
Figure 17 is the I-I sectional view of Figure 16.
The specific embodiment:
Embodiment 1:
Fig. 1～Figure 14 has provided embodiment 1 figure.Referring to Fig. 1～Figure 14, on the movable comb template 1 circular positioning through hole 2 is arranged, go up counterbore 3, circular positioning sinking hole 4 with the circle location that positioning through hole 2 is coaxial.The two side symmetries that are positioned at positioning through hole 2 on the movable comb template 1 have the movable through hole 5 of waist shape, with counterbore 6, waist shape activity lower counterbore 7 in the coaxial waist shape activity of the movable through hole of waist shape 5.Circular location is gone up in counterbore 3, the activity of waist shape and in the counterbore 6 concave spherical surface shape hole packing ring 8 is housed respectively.The spherical nut 16 that cooperates with it is housed in the packing ring.Upper surface as Fig. 7, location intermediate plate 9 shown in Figure 8 is the plane, carries out spacingly on the circular positioning sinking hole on the embedding activity comb template, and its bottom surface is protruding sphere.The bottom surface that is positioned at the location intermediate plate has and corresponding first supporting seat 11 that location sphere groove 10 is arranged as Figure 11, structure shown in Figure 12 in its convex spherical shape bottom surface.The first sphere slide plate 12 as Figure 13, structure shown in Figure 14 is contained in the location sphere groove of first supporting seat.On the upper surface as Fig. 9, movable intermediate plate 13 shown in Figure 10 circular flat chute 14 is arranged, circular polytetrafluoroethylene (PTFE) plane slide plate 15 is housed in it.In the movable intermediate plate embedding activity comb template waist shape lower counterbore 7.Position in activity comb template waist shape activity lower counterbore bottom surface with respect to movable intermediate plate is welded with stainless steel slide plate 17.Movable intermediate plate bottom surface is protruding sphere.There is second supporting seat 19 of the corresponding movable spherical groove 18 as Figure 11, structure shown in Figure 12 of sphere protruding with it bottom surface that is positioned at movable intermediate plate.The second spherical slide plate 20 as Figure 13, structure shown in Figure 14 is housed in the movable spherical groove of second supporting seat.First connecting bolt 21 that is threaded and is connected with spherical nut respectively, two second connecting bolts 22 pass movable comb template respectively, the spherical slide plate of location intermediate plate or movable intermediate plate, first supporting seat or second supporting seat and cushion 23 are combed template with 24, two second attaching nuts of first attaching nut, 25 cooperations with activity respectively and are connected with the first beam body.The shape of first connecting bolt and second connecting bolt " U " font as shown in Figure 3.
During installation, earlier connecting bolt and beam body are fixed, then, to adjust the attaching nut again is screwed on the connecting bolt also to desired location, put cushion, the supporting seat that is embedded with the sphere slide plate is in advance penetrated connecting bolt, be placed on the cushion, will locate intermediate plate again, movable intermediate plate penetrates connecting bolt, convex spherical is put in the sphere slider groove, cover movable comb template, packing ring is penetrated connecting bolt, last, the ball-type nut of screwing on, carry out the fastening leveling of movable comb template, the planarization on assurance activity comb template and road surface.
First end of the activity comb template of present embodiment 1 is fixed on the first beam body, and longitudinal extension is moved with the longitudinal extension of the first beam body.Adopt spherical the support, can realize vertical rotation; The waist through hole that has adopted the upper and lower counterbore of waist shape and communicated with it on the movable comb template is so can realize moving horizontally.
Embodiment 2:
Figure 15～Figure 17 has provided present embodiment 2 figure.Present embodiment 2 is basic same with embodiment 1.Not existing together is counterbore in the activity on the movable comb template, movable through hole, activity lower counterbore be shaped as circle, the plane does not have waist shape plane chute on the movable intermediate plate, no waist connected in star on the movable comb template.Present embodiment 2 stretching devices have vertical rotation and vertically move multi-directional deflection function, but do not have the function of horizontally rotating.
Claims (9)
1. multi-directional deflection bridge extension joint, comprise first end to be located at the first beam body of bridge expanssion joint one side and second end span is got over the shrinkage joint and taken the activity comb template that is put on the second beam body, it is characterized in that having the bottom surface to be the location intermediate plate of protruding sphere and the movable intermediate plate that the bottom surface is protruding sphere below first end of movable comb template, band and first supporting seat of locating the corresponding spherical groove in intermediate plate projection dome shape bottom surface are arranged below the intermediate plate of location, the first sphere slide plate is contained in the spherical groove of first supporting seat, second supporting seat that band and the corresponding spherical groove in movable intermediate plate dome shape bottom surface are arranged below the plate aprowl, the second sphere slide plate is contained in the spherical groove of second supporting seat, and movable comb template passes through through the location intermediate plate, the first sphere slide plate, first connecting bolt of first supporting seat and first nut that cooperates with it and through movable intermediate plate, the second sphere slide plate, second connecting bolt of second supporting seat reaches second nut that cooperates with it and is connected with the first beam body.
2. multi-directional deflection bridge extension joint as claimed in claim 1, it is characterized in that on the movable comb template last counterbore being arranged respectively with respect to location intermediate plate, movable intermediate plate top, the through hole coaxial with last counterbore, the packing ring in concave spherical surface shape hole is housed, the spherical nut that is threaded on first connecting bolt, second connecting bolt and cooperates with packing ring fovea superior dome shape hole respectively on the movable comb template in the counterbore respectively.
3. multi-directional deflection bridge extension joint as claimed in claim 2, it is characterized in that on the movable comb template with respect to location intermediate plate, movable intermediate plate following the lower counterbore coaxial with last counterbore being arranged respectively, the top of location intermediate plate, movable intermediate plate embeds in the lower counterbore respectively.
4. multi-directional deflection bridge extension joint as claimed in claim 3 is characterized in that movable comb template is respectively circular with respect to location locational upper and lower counterbore of intermediate plate and through hole.
5. multi-directional deflection bridge extension joint as claimed in claim 4 is characterized in that movable comb template is respectively circular with respect to locational upper and lower counterbore of movable intermediate plate and through hole.
6. multi-directional deflection bridge extension joint as claimed in claim 3 is characterized in that movable comb template is respectively waist shape with respect to the upper and lower counterbore and the through hole of position on the movable intermediate plate.
7. multi-directional deflection bridge extension joint as claimed in claim 6, it is characterized in that on the movable relatively comb template lower counterbore position, plane the circular flat chute being arranged on the movable intermediate plate, polytetrafluoroethylene (PTFE) plane slide plate is housed in the chute of plane, in activity comb template relative position lower counterbore, is fixed with the stainless steel slide plate.
8. as the described multi-directional deflection bridge extension joint of one of claim 1～7, it is characterized in that the cushion that is positioned on first nut end face is arranged on first connecting bolt, the cushion that is positioned on second nut end face is arranged on second connecting bolt.
9. as the described multi-directional deflection bridge extension joint of one of claim 1～7, it is characterized in that first connecting bolt and second connecting bolt are shaped as " U " type or " L " type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200790759U CN201024383Y (en) | 2007-04-10 | 2007-04-10 | Multi-directional repositioning expansion apparatus for bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200790759U CN201024383Y (en) | 2007-04-10 | 2007-04-10 | Multi-directional repositioning expansion apparatus for bridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201024383Y true CN201024383Y (en) | 2008-02-20 |
Family
ID=39098237
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200790759U Expired - Fee Related CN201024383Y (en) | 2007-04-10 | 2007-04-10 | Multi-directional repositioning expansion apparatus for bridge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201024383Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105297621A (en) * | 2015-11-10 | 2016-02-03 | 苏州海德新材料科技股份有限公司 | Multidirectional displacement combing tooth type telescopic seam |
| CN107558359A (en) * | 2016-06-30 | 2018-01-09 | 上海英谷桥梁科技有限公司 | A kind of interdigitated electrode structure Multidirectional displacement bridge expansion device |
| CN112160238A (en) * | 2020-10-10 | 2021-01-01 | 西安华盾工程科技有限公司 | Simply supported bridge expansion device with two ends capable of rotating in multiple directions and installation method |
-
2007
- 2007-04-10 CN CNU2007200790759U patent/CN201024383Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105297621A (en) * | 2015-11-10 | 2016-02-03 | 苏州海德新材料科技股份有限公司 | Multidirectional displacement combing tooth type telescopic seam |
| CN107558359A (en) * | 2016-06-30 | 2018-01-09 | 上海英谷桥梁科技有限公司 | A kind of interdigitated electrode structure Multidirectional displacement bridge expansion device |
| CN112160238A (en) * | 2020-10-10 | 2021-01-01 | 西安华盾工程科技有限公司 | Simply supported bridge expansion device with two ends capable of rotating in multiple directions and installation method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201024383Y (en) | Multi-directional repositioning expansion apparatus for bridge | |
| CN105755953B (en) | Triple friction pendulum supports | |
| CN201137038Y (en) | Multidirectional location-changing bridge telescoping device | |
| CN202347436U (en) | Spherical support | |
| CN201433352Y (en) | Pull-press spherical surface rotating support | |
| CN211547306U (en) | Height-adjustable bridge support | |
| CN105239503A (en) | Six-direction deflection comb plate retractor device | |
| CN103422573A (en) | Hyperbolical variable point-supported three dimensional universal adjustable support | |
| CN110747913A (en) | Model pile test loading device capable of adjusting loading direction | |
| CN201857981U (en) | Fixing device for reverse splayed structure of upright post of hydraulic support | |
| CN110387812B (en) | Shock insulation road and bridge support | |
| CN206385452U (en) | A kind of error correction Anti-pull ball shape support base | |
| CN109024112A (en) | A kind of medium-and low-speed maglev section of track connection fastener | |
| CN2701938Y (en) | Double curved surface ball type shock mount | |
| CN204103842U (en) | Solar bracket and fastener thereof | |
| CN215925614U (en) | Spherical support capable of adjusting height of support and rotating in multiple directions | |
| CN202809482U (en) | Large-displacement prestressed multi-directional-displacement expansion device | |
| CN209039888U (en) | A kind of medium-and low-speed maglev section of track connection fastener | |
| CN207295424U (en) | Leveling rail traffic bridge ball shaped steel bearing | |
| CN204780572U (en) | Anti wind ball type bridge pad | |
| CN2329697Y (en) | High-carrying all-closed spherical bridge bearing | |
| CN205116002U (en) | Six to shift comb pinion rack telescoping device | |
| CN202925462U (en) | Supporting seat leveling steel plate for gradient precast beam | |
| CN215052041U (en) | Durable beam falling prevention spherical support | |
| CN202302572U (en) | Machine tool adjustment sizing block |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080220 Termination date: 20100410 |