CN208533358U - A kind of plough mouth formula liner - Google Patents
A kind of plough mouth formula liner Download PDFInfo
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- CN208533358U CN208533358U CN201820769003.5U CN201820769003U CN208533358U CN 208533358 U CN208533358 U CN 208533358U CN 201820769003 U CN201820769003 U CN 201820769003U CN 208533358 U CN208533358 U CN 208533358U
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- shirt portion
- shirt
- liner
- face
- top end
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Abstract
A kind of plough mouth formula liner, the liner includes the first shirt portion in the same plane, the second shirt portion and third shirt portion, and second shirt portion is between the first shirt portion and third shirt portion；Second shirt portion is vertically arranged along the vertical direction, and first shirt portion and the third shirt portion are obliquely installed；The bottom extremity of the bottom end of first shirt portion and the bottom end of third shirt portion with the second shirt portion, and intersection point forms and contradicts point；The top of first shirt portion and the top inclination extension upwards of third shirt portion.The utility model can effectively support the sealant on top, and along bridge to free extension deformability.The support top surface of the utility model is in the same arc-shaped surface, so that the bottom shape for top seal agent of being formed, provides strong guarantee for effectively control Upper elastomeric stress and deformation.
Description
Technical field
The utility model belongs to technical field of civil engineering, and in particular to a kind of plough mouth formula liner can be applied to city bridge
Beam, ring road, public affairs (iron) road and bridge beam construction field.
Background technique
Existing bridge expansion joint installation is directly exposed to bridge deck mostly, due to being exposed to air, dust, sundries for a long time
In the environment of clast, vehicle exhaust and acid rain, it is caused gradually to damage and greatly reduce service life.When long by vehicle simultaneously
Between lasting repeated stock effect, the health at expansion joint can also be generated and be seriously affected.
Under the collective effect of above-mentioned factor, expansion joint connector is easily destroyed that (concrete joint cracking destruction or steel connect
Head corrosion and destruction), the bridges metal component such as steel plate destroy, expansion joint deformation displacement dislocation or limited.In the worst cases, these
The accumulation of defect and damage can cause the failure of bridge structure or even collapse.
Summary of the invention
Aiming at the problem that expansion joint connector of existing highway bridge expansion gap device is more easily damaged, the utility model provides one kind
Plough mouth formula liner.
The technical solution adopted in the utility model is:
Embodiments herein provides a kind of plough mouth formula liner, and the liner includes the first lining in the same plane
Portion, the second shirt portion and third shirt portion, and second shirt portion is between the first shirt portion and third shirt portion；
Second shirt portion is vertically arranged along the vertical direction, and first shirt portion and the third shirt portion are obliquely installed；The
The bottom extremity of the bottom end of one shirt portion and the bottom end of third shirt portion with the second shirt portion, and intersection point forms and contradicts point；First shirt portion
Top and third shirt portion top upwards inclination extend.
Further, the top end face of the top end face of first shirt portion, the top end face of the second shirt portion and third shirt portion
In same cambered surface.
Further, first shirt portion and the third shirt portion are symmetrical about second shirt portion.
Further, first shirt portion, the equal length of second shirt portion and the third shirt portion.
Further, the top end face of the top end face of first shirt portion, the top end face of the second shirt portion and third shirt portion
On same spherical surface.
Further, the conflict point is cusp.
Further, the liner is foam spacer.
The beneficial effects of the utility model are embodied in:
(1) plough mouth formula liner can effectively support the sealant on top, and along bridge to free extension deformability.
(2) the support top surface for ploughing mouth formula foam spacer is in the same arc-shaped surface, thus top seal of being formed
The bottom shape of agent provides strong guarantee for effectively control Upper elastomeric stress and deformation.
Detailed description of the invention
Fig. 1 is by the longitudinal cross-section view of the bridge expansion joint installation of the liner building of one embodiment.
Fig. 2 is the structural schematic diagram of the liner of one embodiment.
Specific embodiment
It is clearly and completely described below in conjunction with technical solution of the attached drawing to the utility model patent, it is clear that retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model
Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The range of the utility model protection.
In the description of the present invention, it should be noted that such as occur term " center ", "upper", "lower", " left side ",
The orientation or positional relationship of the instructions such as " right side ", "vertical", "horizontal", "inner", "outside" is orientation based on the figure or position
Relationship is merely for convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning must
There must be specific orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.This
Outside, such as there is term " first ", " second ", " third " are used for description purposes only, be not understood to indicate or imply relatively heavy
The property wanted.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, such as there is term
" installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be fixedly connected, may be a detachable connection or one
Connect to body；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, it can also be indirect by intermediary
It is connected, can be the connection inside two elements.For the ordinary skill in the art, on being understood with concrete condition
State the concrete meaning of term in the present invention.
Referring to attached drawing, the present embodiment provides a kind of plough mouth formula liner, the liner 3 includes in the same plane first
Shirt portion 31, the second shirt portion 32 and third shirt portion 33, and second shirt portion 32 is between the first shirt portion 31 and third shirt portion 33；
Second shirt portion 32 is vertically arranged along the vertical direction, and first shirt portion 31 and the third shirt portion 33 inclination are set
It sets；The bottom extremity of the bottom end of first shirt portion 31 and the bottom end of third shirt portion 33 with the second shirt portion 32, and intersection point is formed and is contradicted
Point；The top of first shirt portion 31 and the top inclination extension upwards of third shirt portion 33.That is the first shirt portion 31,32 and of the second shirt portion
Third shirt portion 33 constitutes plough mouth shape.
Further, the top end face 311 of first shirt portion 31, the top end face 321 of the second shirt portion 32 and third lining
The top end face 331 in portion 33 is located in same cambered surface.
Specifically, the top end face 311 of first shirt portion 31, the top end face 321 of the second shirt portion 32 and third shirt portion
33 top end face 331 constitutes the support top surface of liner described in the utility model, i.e., the described support top surface is arcwall face.Further
, the top end face 311 of first shirt portion 31, the top end face 321 of the second shirt portion 32 and third shirt portion 33 top end face
331 are located on same spherical surface, i.e., the described support top surface is spherical surface.
Further, first shirt portion 31 and third shirt portion 33 are symmetrical about second shirt portion 32.
Further, first shirt portion 31, the equal length of second shirt portion 32 and the third shirt portion 33.
The conflict point 34 is cusp.
First shirt portion 31, the second shirt portion 32 and third shirt portion 33 are foam, i.e. the plough mouth formula liner of the present embodiment
For foam spacer.
A kind of liner of plough mouth formula described in the present embodiment is constructed into a kind of bridge expansion joint installation, the bridge expansion joint installation
Including a pair of of fashioned iron 5, the pair of fashioned iron 5 is arranged in mirror image each other between two beam slabs of bridge length direction, and fashioned iron 5 is fixed
On beam slab, expansion joint is constituted along the gap of bridge length direction between two fashioned iron 5, the inside of fashioned iron 5 is equipped with opening towards described
The groove 51 at expansion joint；The stuff up a crack portion that seals the expansion joint and can deform with the contracting seam is stretched is fixed in the expansion joint；
Definition is left and right directions along bridge length direction (i.e. x-axis direction in Fig. 1), is upper along the high direction of bridge (i.e. in Fig. 1 in axis direction)
Lower direction；Expansion joint is deformed along bridge length direction (i.e. x-axis direction in Fig. 1).
The stuff up a crack portion includes the sealant 1 of top and the supporting layer of lower section；
The supporting layer includes the elastic strip 4 being suspended in the expansion joint, the left and right ends difference of the elastic strip 4
It is embedded in the groove 51 of two fashioned iron 5；The top of the elastic strip 4 is equipped with flexible isolation board 2, the isolation board 2
The left and right sides be plugged in the groove 51 of two sides respectively；Liner 3 is equipped between the isolation board 2 and the elastic strip 4,
Isolation board 2 is pushed against on the inner top surface of the groove 51 by the top surface of the liner 3 upwards, and the bottom surface of the liner 3 is supported downwards
The tight elastic strip 4.
Specifically, the elastic strip 4 is flexible rubber strip, the liner 3 is foam spacer, the isolation board 2
It is the pearl cotton plate itself with certain elasticity, the liner 3 of isolation board 2 salable the isolation sealant 1 and lower section plays guarantor
Shield effect.
The top surface of the isolation board 2 and the expansion joint inner wall of two sides form the pouring slot for accommodating the sealant 1, and
The sealant 1 seals the pouring slot.
Further, the isolation board 2 has elasticity, and the isolation board 2 is the arc panel to raise upward, the isolation
The centre of plate 2 is higher than the left and right sides of isolation board 2.
Further, the two sides of the elastic strip 4 have the expansion-head 41 that can be clamped in the groove 51.
Specifically, the expansion-head 41 fluffy distending in a free state, and the expansion-head 41 is in a free state
Volume is greater than the volume of the groove 51.It is filled in groove 51 after expansion-head 41 is squeezed and deformed, then 4 clamping groove 51 of expansion-head
It is interior, thus the fixed elastic strip 4.
Further, the opening of the groove 51 is angle, and the top surface of the opening is longer than the bottom surface of the opening；And
Inner surface on the top surface beyond the bottom surface forms the abutting position of isolation board 2.
Further, the bottom end of the bottom end of the first shirt portion 31, the bottom end of the second shirt portion 32 and third shirt portion 33 is stretched described
Contracting seam intersects along the middle position of bridge length direction and is formed conflict point 34, and the conflict point 34 pushes against in elastic strip 4 downwards
Between position, then elastic strip 4 has the bending that extends downwardly along bridge length direction middle position；
The top of first shirt portion 31 and the top of third shirt portion 33 tilted upward from centre extend to isolation board every
The lower section of abutting position from plate 2, and the two sides of isolation board 2 are pushed against and are pushed against on position；The top of second shirt portion 32 is straight up
Extend and support upwards the middle section of the isolation board 2.
The liner 3 is plough mouth formula foam spacer, and the first shirt portion 31, the second shirt portion 32 and the vertical of third shirt portion 33 cut
Face (i.e. xoz plane in Fig. 1) is strip.
The lateral surface of first shirt portion 31 and third shirt portion 33 is pushed against on the upper surface of elastic strip 4.
The top end face of the top end face of first shirt portion 31, the top end face of the second shirt portion 32 and third shirt portion 33 is equal
It is the cambered surface to fit with the lower surface of the isolation board 1, and the top end of the top end face of the first shirt portion 31, the second shirt portion 32
Face and the top end face of third shirt portion 33 are fixedly connected with the lower surface of isolation board 1.
Wherein, the top end face of the top end face of the first shirt portion 31, the top end face of third shirt portion 33 and third shirt portion 33
Lower surface with isolation board 1 is adhesively fixed.
The sealant 1 is to be poured to be filled in pour in slot by silicone foam sealant to be formed.
Wherein, the silicone foam sealant by the white component of silicone sealant, silicone sealant ash component, crosslinking agent,
Water and platinum catalyst composition, and:
The crosslinking agent is Baysilone U430 crosslinking agent.The platinum catalyst is C24H54O3Pt2Si5, wherein activity
The mass loading amount of ingredient platinum is 2.0~2.2%.White group of the silicone sealant is divided intoSiliconeSeal
White components, the silicone sealant ash group are divided intoSiliconeSeal gray components, and
It is describedSiliconeSeal white components and describedSiliconeSeal gray
Components is purchased from water Sen Boman Amy that company (WATSON BOWMAN ACME CORP).The crosslinking agent is
Baysilone U430crosslinker (Baysilone is temporarily without unified translator of Chinese)；The platinum catalyst is Pt-
divinyltetramethyl-disiloxane complex GelestInc.The water is distilled water.
The bridge expansion joint installation of the utility model building is a kind of bridges and culverts telescopic device for adapting to a variety of addendum modifications, can be wide
It is general for various telescopic displacement magnitudes, the city of various across footpaths, public affairs (iron) road and bridge contain in.
The bridge expansion joint installation of the utility model building is not required to slot again, by filling out between gap top of stretching beam body
It fills to realize.
Liner 3 is closed fluid-tight elastomer, and the isolation board 2 to tile thereon is to seal and with top beam slab level
Stretching motion and free extension.
Before construction, must polish to existing pre-buried fashioned iron 5 coarse processing, to realize silicone foam mixture and fashioned iron 5 more
Good bonding.
The stream plasticity silicone foam sealant that elastic strip 4 has just been poured with the common support of liner 3 thereon.
Steps are as follows for the Specific construction of the bridge expansion joint installation of the utility model building:
A, the sundries in expansion joint is cleared up, elastic strip 4 is installed and cleans, is dried the elastic strip 4, to type
5 inside (side towards expansion joint) faying face of steel carries out coarse processing of polishing, to realize silicone foam sealant and fashioned iron 5
More preferable bonding.
B, installation liner 3 determines the geometric dimension of liner 3 simultaneously according to the extendable room size at expansion joint and expansion joint type
It is cut into required liner 3；The first shirt portion 31 and the lateral surface of third shirt portion 33 that pad 3 are tightly attached on elastic strip 4, it is complete
At the installation of liner 3.
C, isolation board 2 is installed, selects the isolation board 2 of suitable thickness to be laid on liner 3, blend compounds water cements isolation board 2
With liner 3.
D, silicone foam sealant is configured:
D 1, prepare following engineering material:
A. chemicals: WABO white, WABO black, crosslinking agent, water and platinum catalyst, in advance measurement are given known
The volume of silicone foam sealant needed for the expansion joint of size, and prepare according to table 1.
1. silicone foam sealant compositions of table
B. utensil: it is respectively used to the syringe of storage crosslinking agent, distilled water, platinum catalyst；
For adjusting the adjustment tool (such as cutting tool) of 3 sizes of liner；
Flatten the smooth tool (such as scraper plate) of silicone foam sealant；
Plastic stir container；
Battery power bores；
Electric drill additional blender；
Spatula；
Ice cooling device.
D2, because cryogenic conditions reaction speed it is slack-off, when silicone foam sealant it is each mixing chemically react when, whenever
Temperature reduces by 10 DEG C of then chemical reaction rate reduction half, then first each component is respectively charged into ice cooling device and is independently stored.
D4, at the scene, liner 3 is put into expansion joint, liner 3 is pressed into pre- depthkeeping under bridge floor using adjustment tool
Degree.
D5, WABO white, WABO black, distilled water and platinum catalyst are poured into plastic stir container, uses electricity
Above-mentioned four kinds of components are sufficiently stirred for pond power drill and electric drill additional blender.
D6, when water has been evenly dispersed in entire mixture, (WABO white, WABO black, distilled water and platinum are urged
Agent mixture) in when, crosslinking agent is added, and is disposably mixed to form mixture with other components.
D7, silicone foam sealant is poured into the pouring slot at expansion joint.
It d8, is to ensure that silicone foam sealant, in appropriate depth, needs another personnel to follow before starting foaming
After the personnel for toppling over silicone foam sealant, silicone foam sealant is flattened to suitable depth with smooth tool and spatula
Degree.
Content described in this specification embodiment is only enumerating for the way of realization conceived to utility model, this is practical new
The protection scope of type is not construed as being only limitted to the concrete form of embodiment statement, the protection scope of the utility model also and in
Those skilled in the art according to the utility model design it is conceivable that equivalent technologies mean.
Claims (6)
1. a kind of plough mouth formula liner, it is characterised in that: the liner includes the first shirt portion in the same plane, the second shirt portion
With third shirt portion, and second shirt portion is between the first shirt portion and third shirt portion；
Second shirt portion is vertically arranged along the vertical direction, and first shirt portion and the third shirt portion are obliquely installed；First lining
The bottom extremity of the bottom end in portion and the bottom end of third shirt portion with the second shirt portion, and intersection point forms and contradicts point；The top of first shirt portion
Inclination extends upwards for end and the top of third shirt portion.
2. a kind of plough mouth formula liner as described in claim 1, it is characterised in that: the top end face of first shirt portion, second
The top end face of shirt portion and the top end face of third shirt portion are located in same cambered surface.
3. a kind of plough mouth formula liner as claimed in claim 2, it is characterised in that: first shirt portion and the third shirt portion are closed
It is symmetrical in second shirt portion.
4. a kind of plough mouth formula as claimed in claim 3 pads, it is characterised in that: first shirt portion, second shirt portion and
The equal length of the third shirt portion.
5. a kind of plough mouth formula liner as claimed in claim 4, it is characterised in that: the top end face of first shirt portion, second
The top end face of shirt portion and the top end face of third shirt portion are located on same spherical surface.
6. a kind of plough mouth formula liner as described in claim 1, it is characterised in that: the conflict point is cusp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820769003.5U CN208533358U (en) | 2018-05-22 | 2018-05-22 | A kind of plough mouth formula liner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820769003.5U CN208533358U (en) | 2018-05-22 | 2018-05-22 | A kind of plough mouth formula liner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208533358U true CN208533358U (en) | 2019-02-22 |
Family
ID=65394735
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820769003.5U Active CN208533358U (en) | 2018-05-22 | 2018-05-22 | A kind of plough mouth formula liner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208533358U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108487057A (en) * | 2018-05-22 | 2018-09-04 | 杭州溯真科技有限公司 | A kind of plough mouth formula liner |
-
2018
- 2018-05-22 CN CN201820769003.5U patent/CN208533358U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108487057A (en) * | 2018-05-22 | 2018-09-04 | 杭州溯真科技有限公司 | A kind of plough mouth formula liner |
| CN108487057B (en) * | 2018-05-22 | 2024-05-14 | 杭州溯真科技有限公司 | Plough nozzle type gasket |
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