CN108755398A - Bridge expanssion joint - Google Patents
Bridge expanssion joint Download PDFInfo
- Publication number
- CN108755398A CN108755398A CN201810574511.2A CN201810574511A CN108755398A CN 108755398 A CN108755398 A CN 108755398A CN 201810574511 A CN201810574511 A CN 201810574511A CN 108755398 A CN108755398 A CN 108755398A
- Authority
- CN
- China
- Prior art keywords
- center sill
- bridge expanssion
- expansion joint
- girder steel
- plate
- 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
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/06—Arrangement, construction or bridging of expansion joints
- E01D19/065—Joints having sliding plates
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a kind of bridge expanssion joints comprising:Support construction, support construction include support case, side girder steel, center sill, and side girder steel is located at left and right sides of center sill, and support case is located at side steel beam bottom both ends;Fixed structure, fixed structure include anchor slab and anchor ring, and anchor slab is set on the outside of the girder steel of side, and anchor ring is set on anchor slab;Spring steel plate, spring steel plate are wave folded form, and folding line is parallel with center sill, and folding angles are acute angle, and both ends are vertical plate, and both ends vertical plate is separately connected side girder steel and center sill;Expansion joint cover, expansion joint cover are left and right two parts, are connect respectively with two end edge girder steels, connection type is hinged, and expansion joint cover is in hinged place open or close.The bridge expanssion joint need not use sealing material, and maintenance is very convenient.
Description
Technical field
The invention belongs to road and bridge facilities to build technical field of construction, more particularly, to a kind of bridge expanssion joint.
Background technology
Bridge expanssion joint is generally arranged between two beam-ends, between beam-ends and abutment or in the articulated position of bridge, setting
The purpose at expansion joint is to adjust by between the superstructure caused by vehicular load and bridge construction material or temperature change
Displacement and connection.Expansion joint wants freely to stretch, solid and reliable, should be smoothed out when vehicle is run over, without kick and noise;It wants to prevent
Only block;Installation, check, maintenance, eliminate dirt will simple and convenient.At setting expansion joint, railing will with deck paving
It disconnects.The bridge expanssion joint used at present, when installation, usually require to be sealed using sealing material, since sealing material is to people
Body is harmful, therefore generates destruction to the health of construction personnel, also can cause environmental pollution, and conserve, repair every time,
It is all pretty troublesome to eliminate dirt.
Therefore, it is necessary to develop a kind of bridge expanssion joint, make the bridge expanssion joint that need not use sealing material, and support
Shield repair is very convenient.
Invention content
The object of the present invention is to provide a kind of bridge expanssion joint, which meets bridge using spring steel plate
Deformation and displacement, need not be sealed, and maintain very convenient using sealing material.
To achieve the goals above, the present invention provides a kind of bridge expanssion joint, including:
Support construction, the support construction include support case, side girder steel, center sill, and the side girder steel is located at the center
At left and right sides of beam, the support case is located at side steel beam bottom both ends;
Fixed structure, the fixed structure include anchor slab and anchor ring, and the anchor slab is set on the outside of the side girder steel, described
Anchor ring is set on the anchor slab;
Spring steel plate, the spring steel plate are wave folded form, and folding line is parallel with center sill, and folding angles are acute angle,
Both ends are vertical plate, and the both ends vertical plate is separately connected the side girder steel and the center sill;
Expansion joint cover, the expansion joint cover are left and right two parts, are connect respectively with two end edge girder steels, connection type is
Hinged, expansion joint cover is in hinged place open or close.
Preferably, the both ends of the center sill and side girder steel are equipped with connecting plate, and the connecting plate is equipped with connecting hole.
Preferably, described expansion joint cover or so two parts joint is engaged in tooth form, and the tooth form is deep tooth.
Preferably, the expansion joint cover is metal material.
Preferably, the support construction can change the quantity of the center sill according to the needs of bridge beam gap size.
Preferably, further include pressing plate in the fixed structure, the pressing plate compresses the vertical plate at the spring steel plate both ends.
Preferably, the support case both sides are equipped with hanging ring.
Preferably, the edge of the spring steel plate is handled through rounding.
The beneficial effects of the present invention are:Using the spring steel plate of wave folded form as connection structure, can meet
Three axial displacements and deformation, and need not being sealed using sealing material, will not endanger the health of construction personnel and
Environmental protection;Expansion joint is multistage, easy to repair and replacement;Expansion joint cover is articulated with side girder steel, when needing cleaning, need to only open and stretch
Contracting seam cover board, maintenance are convenient.
Other features and advantages of the present invention will be described in detail in subsequent specific embodiment part.
Description of the drawings
Exemplary embodiment of the invention is described in more detail in conjunction with the accompanying drawings, it is of the invention above-mentioned and its
Its purpose, feature and advantage will be apparent, wherein in exemplary embodiment of the invention, identical reference label
Typically represent same parts.
Fig. 1 shows the front view of bridge expanssion joint according to an embodiment of the invention.
Fig. 2 shows the schematic diagrames of expansion joint cover according to an embodiment of the invention.
Fig. 3 shows that bridge expanssion joint according to an embodiment of the invention removes the vertical view of expansion joint cover.
Reference sign
1, case is supported;2, side girder steel;3, center sill;4, anchor slab;5, anchor ring;6, spring steel plate;7, connecting plate;8, it connects
Hole;9, expansion joint cover;10, pressing plate;11, hanging ring;
Specific implementation mode
The preferred embodiment of the present invention is described in more detail below.Although the following describe the preferred implementations of the present invention
Mode, however, it is to be appreciated that may be realized in various forms the present invention without should be limited by embodiments set forth herein.Phase
Instead, these embodiments are provided so that the present invention is more thorough and complete, and can be by the scope of the present invention completely
It is communicated to those skilled in the art.
A kind of bridge expanssion joint according to the present invention, including:
Support construction, support construction include support case, side girder steel, center sill, and side girder steel is located at left and right sides of center sill, branch
Support case is located at side steel beam bottom both ends;
Fixed structure, fixed structure include anchor slab and anchor ring, and anchor slab is set on the outside of the girder steel of side, and anchor ring is set to anchor slab
On;
Spring steel plate, spring steel plate are wave folded form, and folding line is parallel with center sill, and folding angles are acute angle, both ends
For vertical plate, both ends vertical plate is separately connected side girder steel and center sill.
Expansion joint cover, expansion joint cover are left and right two parts, are connect respectively with two end edge girder steels, and connection type is hinge
It connects, expansion joint cover is in hinged place open or close.
Specifically, using the spring steel plate of wave folded form as connection structure, you can be compressed and extended, and can expire
The offset up and down of sufficient bridge is suitable for three axial displacements and deformation, and need not be sealed using sealing material, no
The health of construction personnel and environmental protection can be endangered.
Preferably, the both ends of center sill and side girder steel are equipped with connecting plate, and the connecting plate is equipped with connecting hole.
Specifically, for connecting plate for connecting Multi-section telescopic seam, expansion joint is multi-segment structure, and repair need to be only directed to out when replacing
One section of expansion joint of existing problem, repair are more convenient.
Preferably, expansion joint cover or so two parts joint is engaged in tooth form, and the tooth form is deep tooth.
Preferably, expansion joint cover is metal material.
Specifically, expansion joint cover is articulated with side girder steel, when needing cleaning, only need to open expansion joint cover, clean
Maintenance is more convenient.
Preferably, support construction can change the quantity of the center sill according to the needs of bridge beam gap size.
Preferably, further include pressing plate in fixed structure, the pressing plate compresses the vertical of the spring steel plate both ends
Plate.
Preferably, support case both sides are equipped with hanging ring.
Specifically, setting hanging ring is easy to carry and installs.
Preferably, the edge of spring steel plate is handled through rounding.
Specifically, there is no wedge angle side after rounding is handled, prevent plowing from construction and cleaning worker.
Embodiment
Fig. 1 shows the front view of bridge expanssion joint according to an embodiment of the invention;Fig. 2 shows according to this hair
The schematic diagram of the expansion joint cover of bright one embodiment;Fig. 3 shows that bridge according to an embodiment of the invention is flexible
Seam removes the vertical view of expansion joint cover.
As shown in Figure 1 to Figure 3, which includes:
Support construction, support construction include support case 1, side girder steel 2, center sill 3, and side girder steel 2 is located at center sill 3 or so two
Side, support case 1 are located at 2 bottom both ends of side girder steel;
Fixed structure, fixed structure include anchor slab 4 and anchor ring 5, and anchor slab 4 is set to 2 outside of side girder steel, and anchor ring 5 is set to
On anchor slab 4;
Spring steel plate 6, spring steel plate are wave folded form, and folding line is parallel with center sill, and folding angles are acute angle, both ends
For vertical plate, both ends vertical plate is separately connected side girder steel and center sill;
Expansion joint cover 9, expansion joint cover 9 are left and right two parts, are connect respectively with two end edge girder steels, and connection type is hinge
It connects, expansion joint cover is in hinged place open or close.
Wherein, the both ends of center sill and side girder steel are equipped with connecting plate 7, and the connecting plate 7 is equipped with connecting hole 8.
Wherein, 9 or so two parts joint of expansion joint cover is engaged in tooth form, and the tooth form is deep tooth.
Wherein, expansion joint cover 9 is metal material.
Wherein, support construction can change the quantity of the center sill 3 according to the needs of bridge beam gap size.
Wherein, further include pressing plate 10 in fixed structure, the pressing plate 10 compresses the vertical plate at 6 both ends of the spring steel plate.
Wherein, support case both sides are equipped with hanging ring 11.
Wherein, the edge of spring steel plate is handled through rounding.
Various embodiments of the present invention are described above, above description is exemplary, and non-exclusive, and
It is not limited to disclosed each embodiment.Without departing from the scope and spirit of illustrated each embodiment, for this skill
Many modifications and changes will be apparent from for the those of ordinary skill in art field.
Claims (8)
1. a kind of bridge expanssion joint, which is characterized in that the bridge expanssion joint includes:
Support construction, the support construction include support case, side girder steel, center sill, and the side girder steel is located at a center sill left side
Right both sides, the support case are located at side steel beam bottom both ends;
Fixed structure, the fixed structure include anchor slab and anchor ring, and the anchor slab is set on the outside of the side girder steel, the anchor ring
It is set on the anchor slab;
Spring steel plate, the spring steel plate are wave folded form, and folding line is parallel with center sill, and folding angles are acute angle, both ends
For vertical plate, the both ends vertical plate is separately connected the side girder steel and the center sill;
Expansion joint cover, the expansion joint cover are left and right two parts, are connect respectively with two end edge girder steels, and connection type is hinge
It connects, expansion joint cover is in hinged place open or close.
2. bridge expanssion joint according to claim 1, which is characterized in that the both ends of the center sill and side girder steel, which are equipped with, to be connected
Fishplate bar, the connecting plate are equipped with connecting hole.
3. bridge expanssion joint according to claim 1, which is characterized in that described expansion joint cover or so two parts joint
It is engaged in tooth form, the tooth form is deep tooth.
4. bridge expanssion joint according to claim 3, which is characterized in that the expansion joint cover is metal material.
5. bridge expanssion joint according to claim 1, which is characterized in that the support construction is according to bridge beam gap size
It needs, changes the quantity of the center sill.
6. bridge expanssion joint according to claim 1, which is characterized in that further include pressing plate in the fixed structure, it is described
Pressing plate compresses the vertical plate at the spring steel plate both ends.
7. bridge expanssion joint according to claim 1, which is characterized in that the support case both sides are equipped with hanging ring.
8. bridge expanssion joint according to claim 1, which is characterized in that the edge of the spring steel plate is handled through rounding.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810574511.2A CN108755398A (en) | 2018-06-06 | 2018-06-06 | Bridge expanssion joint |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810574511.2A CN108755398A (en) | 2018-06-06 | 2018-06-06 | Bridge expanssion joint |
Publications (1)
Publication Number | Publication Date |
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CN108755398A true CN108755398A (en) | 2018-11-06 |
Family
ID=63999182
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810574511.2A Pending CN108755398A (en) | 2018-06-06 | 2018-06-06 | Bridge expanssion joint |
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CN (1) | CN108755398A (en) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR200377361Y1 (en) * | 2004-12-15 | 2005-03-11 | 주식회사 케이.알 | Reinforced rail type expansion joint |
CN102071637A (en) * | 2010-12-08 | 2011-05-25 | 衡水橡胶股份有限公司 | Expansion device for bridges |
CN203625771U (en) * | 2013-12-31 | 2014-06-04 | 衡水宝力工程橡胶有限公司 | Modular comb plate expansion device |
CN205347972U (en) * | 2015-10-13 | 2016-06-29 | 郑州大学 | A simple and easy board -like expansion joint device for little span bridge |
CN207314133U (en) * | 2017-09-26 | 2018-05-04 | 常熟万宝新材料科技有限公司 | A kind of durable have tiny fragments of stone, coal, etc. waterproof telescopic device |
CN207405481U (en) * | 2018-02-28 | 2018-05-25 | 胡靖烯 | A kind of Highway Bridge Expansion Joint |
-
2018
- 2018-06-06 CN CN201810574511.2A patent/CN108755398A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR200377361Y1 (en) * | 2004-12-15 | 2005-03-11 | 주식회사 케이.알 | Reinforced rail type expansion joint |
CN102071637A (en) * | 2010-12-08 | 2011-05-25 | 衡水橡胶股份有限公司 | Expansion device for bridges |
CN203625771U (en) * | 2013-12-31 | 2014-06-04 | 衡水宝力工程橡胶有限公司 | Modular comb plate expansion device |
CN205347972U (en) * | 2015-10-13 | 2016-06-29 | 郑州大学 | A simple and easy board -like expansion joint device for little span bridge |
CN207314133U (en) * | 2017-09-26 | 2018-05-04 | 常熟万宝新材料科技有限公司 | A kind of durable have tiny fragments of stone, coal, etc. waterproof telescopic device |
CN207405481U (en) * | 2018-02-28 | 2018-05-25 | 胡靖烯 | A kind of Highway Bridge Expansion Joint |
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PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
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Application publication date: 20181106 |