CN220538295U - Joint device for cement concrete pavement - Google Patents
Joint device for cement concrete pavement Download PDFInfo
- Publication number
- CN220538295U CN220538295U CN202322030772.7U CN202322030772U CN220538295U CN 220538295 U CN220538295 U CN 220538295U CN 202322030772 U CN202322030772 U CN 202322030772U CN 220538295 U CN220538295 U CN 220538295U
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- China
- Prior art keywords
- joint
- concrete pavement
- cement concrete
- plate
- connecting plate
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- 239000004567 concrete Substances 0.000 title claims abstract description 71
- 239000004568 cement Substances 0.000 title claims abstract description 67
- 238000007789 sealing Methods 0.000 claims abstract description 21
- 238000004826 seaming Methods 0.000 claims abstract description 6
- 230000003014 reinforcing effect Effects 0.000 claims description 14
- 230000008093 supporting effect Effects 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 6
- 229920002635 polyurethane Polymers 0.000 claims description 5
- 239000004814 polyurethane Substances 0.000 claims description 5
- 239000011384 asphalt concrete Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 6
- 239000010410 layer Substances 0.000 description 11
- 239000003351 stiffener Substances 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 238000003825 pressing Methods 0.000 description 3
- 239000002344 surface layer Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000007569 slipcasting Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Road Paving Structures (AREA)
- Road Repair (AREA)
Abstract
The utility model provides a seaming device for a cement concrete pavement. The joint device of the cement concrete pavement comprises a joint filling plate, a connecting plate and a force unloading mechanism; the joint filling plate is arranged at the joint of the cement concrete pavement and internally provided with a buffer groove; the connecting plate is arranged in the buffer groove in a sliding manner, one end of the connecting plate, which is positioned in the buffer groove, is connected with a sealing gasket, the other end of the connecting plate is connected with a sealing cover plate, and the sealing cover plate covers the joint of the cement concrete pavement; the force unloading mechanism is connected to the side wall of the joint filling plate, the length of the joint filling plate is equal to that of a cement concrete pavement, the joint filling effect of the joint filling plate on the cement concrete pavement joint is guaranteed, the width of the sealing cover plate is larger than that of the cement concrete pavement joint, the joint device of the cement concrete pavement can fill the cement concrete pavement joint through the arrangement of the corresponding mechanism, rainwater is not easy to infiltrate, the deformation amount of the joint device is increased, and the damage to the tire of a past vehicle is not easy to occur.
Description
Technical Field
The utility model relates to the technical field of cement concrete pavements, in particular to a seaming device of a cement concrete pavement.
Background
The cement concrete pavement is a pavement with cement concrete as a main material serving as a surface layer, and is called a concrete pavement for short, and is also called a rigid pavement for short. The cement concrete pavement consists of a cushion layer, a base layer and a surface layer.
The cement concrete surface layer is sensitive to temperature change, and has the characteristics of thermal expansion and cold contraction. Therefore, in order to prevent the cement concrete pavement layer from cracking due to the temperature difference, it is necessary to make a slit in the cement concrete pavement layer for dividing the cement concrete pavement into a plurality of lane panels. However, in any type of seam, there is water seepage in the seam, which is easy to cause mud and other diseases.
For this reason, a joint device for a cement concrete pavement appears in the market, for example, chinese patent of utility model with publication number CN204356627U discloses a joint device for a cement concrete pavement, which uses a plurality of steel plates to form steel slots to receive rainwater, so as to effectively solve the problem caused by rainwater infiltration. However, in the practical use process, the joint device adopts the hard steel plate perpendicular to the road surface to seal the joint of the cement concrete road surface, so that the whole deformation is relatively poor, if the cement concrete at the joint of the road surface is worn, the steel plate is easy to bulge, and then the tires of the past vehicles are easy to damage, so that a certain risk exists.
There is thus an urgent need to redesign a new joint device for cement concrete pavement to solve the above problems.
Disclosure of Invention
The utility model provides a joint device of a cement concrete pavement, which aims to solve the technical problems in the background technology.
The utility model provides a joint device of a cement concrete pavement, which comprises a joint plate, a connecting plate and a force unloading mechanism, wherein the joint plate is arranged on the joint plate;
the joint filling plate is arranged at the joint of the cement concrete pavement and internally provided with a buffer groove;
the connecting plate is arranged in the buffer groove in a sliding manner, one end of the connecting plate, which is positioned in the buffer groove, is connected with a sealing gasket, the other end of the connecting plate is connected with a sealing cover plate, and the sealing cover plate covers the joint of the cement concrete pavement;
the force unloading mechanism is connected to the side wall of the joint filling plate.
Optionally, the length of the joint filling plate is equal to that of the cement concrete pavement, so that the filling effect of the joint filling plate on the cement concrete pavement joint is ensured.
Optionally, the width of the cover plate is larger than the width of the cement concrete pavement joint, and the cement concrete pavement joint can be covered by the cover plate, so that rainwater is not easy to infiltrate into the cement concrete pavement joint;
the sealing cover plate comprises a polyurethane grouting material layer, and an asphalt concrete layer is arranged on the polyurethane grouting material layer, so that the sealing cover plate can ensure the filling effect of the sealing cover plate on the cement concrete pavement joint, and the cement concrete pavement joint is not easy to be immersed by rainwater.
Optionally, unload power mechanism includes a pair of high strength gasbag, a pair of high strength gasbag symmetry locates the board both sides that gap filling, when the vehicle load is through the closing cap, can extrude the closing cap, the closing cap passes through the connecting plate and drives sealed pad and slide in the buffer tank, and then be used for extrudeing the gas in the buffer tank for gas in the buffer tank enters into a pair of high strength gasbag respectively through conveyer pipe and connecting pipe, be used for unloading the power to the vehicle load, be difficult for causing the damage to the vehicle tire, also can utilize the high strength gasbag of inflation to extrude cement concrete pavement seam lateral wall simultaneously, improve the wholeness.
Optionally, a connecting pipe is communicated between the pair of high-strength air bags, a conveying pipe is connected to the connecting pipe, and the conveying pipe is communicated with the buffer tank, so that gas in the buffer tank enters the pair of high-strength air bags through the conveying pipe and the connecting pipe respectively, and the high-strength air bags are expanded to further play a role in unloading force.
Optionally, a supporting mechanism is arranged on the joint filling plate and used for guaranteeing the integral strength of the joint filling device and limiting the sliding distance of the connecting plate;
the supporting mechanism comprises two pairs of opposite plates which are symmetrically arranged on two sides of the connecting plate, and when the connecting plate moves downwards, the limiting plates move downwards along with the connecting plate until the limiting plates can squeeze the reinforcing rods, and the reinforcing rods are used for supporting the limiting plates, so that the integral strength of the seaming device can be ensured;
optionally, be connected with a plurality of strengthening bars between every pair of counter plates for support the limiting plate of moving down, and then can inject the closing cap board distance of moving down, guarantee the holistic intensity of seam device.
Optionally, a pair of lateral walls of the connecting plate are all connected with the limiting plate, are equipped with a plurality of recesses on the limiting plate, and the recess corresponds with the stiffener, and when the limiting plate moves down, the stiffener can the block in the recess, guarantees the supporting effect of stiffener to the limiting plate.
The beneficial effects of the utility model are as follows:
the joint device of the cement concrete pavement can fill joints of the cement concrete pavement through the arrangement of the corresponding mechanism, so that rainwater is not easy to infiltrate, and meanwhile, the deformation of the whole joint device can be increased, and the damage to tires of past vehicles is not easy to occur.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a perspective view of a joint device for a cement concrete pavement provided by the utility model;
FIG. 2 is an enlarged partial view of area A of FIG. 1;
FIG. 3 is a sectional view showing the state of use of a joint device for a cement concrete pavement according to the present utility model;
FIG. 4 is an enlarged partial view of region B of FIG. 3;
fig. 5 is a partial enlarged view of the region C in fig. 3.
Description of the embodiments
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. It is to be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present utility model are shown in the drawings. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the utility model. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments.
Referring to fig. 1 to 5, a joint device for a cement concrete pavement of the present utility model includes a joint filling plate 1, a connecting plate 2, and a force discharging mechanism 3.
Wherein, the joint filling board 1 locates cement concrete road surface seam crossing, is equipped with the dashpot 101 in the joint filling board 1, and the dashpot 101 is used for holding connecting plate 2 and sealed pad 201 to sealed pad 201 can slide, is used for making high strength gasbag 301 inflation, plays the effect of unloading the power.
Preferably, the length of the joint filling plate 1 is equal to that of the cement concrete pavement, so that the filling effect of the joint filling plate 1 on the joint of the cement concrete pavement is ensured.
In addition, guard plates are further arranged on two sides of the cement concrete pavement joint and used for sealing the joint device in the cement concrete pavement joint, so that rainwater is not easy to enter the cement concrete pavement joint.
Referring to fig. 1 to 5, a connecting plate 2 is slidably disposed in a buffer slot 101, one end of the connecting plate 2 located in the buffer slot 101 is connected with a sealing pad 201, the other end of the connecting plate 2 is connected with a cover plate 202, and the cover plate 202 covers a joint of a cement concrete pavement.
As the vehicle load passes over the closure panel 202, the closure panel 202 is compressed. The sealing cover plate 202 drives the sealing gasket 201 to slide in the buffer tank 101 through the connecting plate 2, and is further used for extruding gas in the buffer tank 101, so that the gas in the buffer tank 101 enters into the pair of high-strength air bags 301 through the conveying pipe 303 and the connecting pipe 302, and the high-strength air bags 301 are expanded to be used for unloading a vehicle load, and the vehicle tyre is not easy to damage. The inflated high-strength air bag 301 can be used for pressing the side wall of the joint of the cement concrete pavement, so that the integrity is improved.
Preferably, the width of the cover plate 202 is larger than the width of the cement concrete pavement joint, and the cover plate 202 can cover the cement concrete pavement joint, so that rainwater is not easy to penetrate into the cement concrete pavement joint.
Wherein, the closing cap board 202 includes polyurethane slip casting material layer, is equipped with asphalt concrete layer on the polyurethane slip casting material layer, guarantees the filling effect of closing cap board 202 to cement concrete pavement joint for the rainwater is difficult for soaking cement concrete pavement joint.
Referring to fig. 1 to 5, the force release mechanism 3 is attached to the sidewall of the caulking plate 1. The force unloading mechanism 3 is used for unloading the load born by the cover plate 202, so that the cover plate 202 and the connecting plate 2 are not easy to cause hard extrusion on the vehicle tire, and the safety of the tire can be ensured.
The force unloading mechanism 3 comprises a pair of high-strength air bags 301, and the pair of high-strength air bags 301 are symmetrically arranged on two sides of the joint filling plate 1. When the vehicle load passes through the cover plate 202, the cover plate 202 is extruded, the cover plate 202 drives the sealing gasket 201 to slide in the buffer tank 101 through the connecting plate 2, and then the sealing gasket is used for extruding gas in the buffer tank 101, so that the gas in the buffer tank 101 enters into the pair of high-strength air bags 301 through the conveying pipe 303 and the connecting pipe 302 respectively, and is used for unloading the vehicle load, and the vehicle tire is not easy to damage. The inflated high-strength air bag 301 can be used for pressing the side wall of the joint of the cement concrete pavement, so that the integrity is improved.
A connection pipe 302 is connected between the pair of high-strength airbags 301, a delivery pipe 303 is connected to the connection pipe 302, and the delivery pipe 303 is connected to the buffer tank 101. By providing the connection pipe 302 and the delivery pipe 303, the gas in the buffer tank 101 can be introduced into the pair of high-strength air bags 301 through the delivery pipe 303 and the connection pipe 302, respectively, for expanding the high-strength air bags 301, and thus, the unloading force can be exerted.
Referring to fig. 1 to 5, a supporting mechanism 4 is mounted on the caulking plate 1, and the supporting mechanism 4 is used for ensuring the overall strength of the caulking device and limiting the sliding distance of the connecting plate 2.
The supporting mechanism 4 comprises two pairs of plates 401, and the two pairs of plates 401 are symmetrically arranged on two sides of the connecting plate 2. When the connecting plate 2 moves down, the limiting plate 403 moves down until the limiting plate 403 can squeeze the reinforcing rod 402, and the limiting plate 403 is supported by the reinforcing rod 402, so that the overall strength of the seaming device can be ensured.
Wherein, be connected with a plurality of reinforcing bars 402 between every pair of right board 401 for support limiting plate 403 that moves down, and then can inject the distance that moves down of closing cap board 202, guarantee the holistic intensity of seam device.
Preferably, the outside of the stiffener 402 is provided with an anti-corrosion layer so that the stiffener 402 is not easily corroded. Through the arrangement of a plurality of reinforcing rods 402, the bearing force of the reinforcing rods 402 on the connecting plate 2 and the sealing cover plate 202 can be ensured, and the integral strength of the joint device can be ensured.
In addition, a pair of side walls of the connecting plate 2 are connected with limiting plates 403, a plurality of grooves 404 are formed in the limiting plates 403, and the grooves 404 correspond to the reinforcing rods 402. When the limiting plate 403 moves down, the reinforcing rod 402 can be clamped in the groove 404, so that the supporting effect of the reinforcing rod 402 on the limiting plate 403 is ensured.
In specific use, the caulking plate 1 is placed at the joint of the cement concrete pavement, so that the sealing plate 202 can cover the joint of the cement concrete pavement, and the joint device is sealed in the joint of the cement concrete pavement by the guard plate.
When the vehicle load passes through the cover plate 202, the cover plate 202 is extruded, the cover plate 202 drives the sealing gasket 201 to slide in the buffer tank 101 through the connecting plate 2, and then the sealing gasket is used for extruding gas in the buffer tank 101, so that the gas in the buffer tank 101 respectively enters into the pair of high-strength air bags 301 through the conveying pipe 303 and the connecting pipe 302, and the high-strength air bags 301 are expanded to be used for unloading the vehicle load, so that the vehicle load is not easy to damage the vehicle tires. The inflated high-strength air bag 301 can be used for pressing the side wall of the joint of the cement concrete pavement, so that the integrity is improved.
When the connecting plate 2 moves downwards, the limiting plate 403 moves downwards, until the limiting plate 403 can extrude the reinforcing rods 402, the limiting plate 403 is supported by the reinforcing rods 402, and further the integral strength of the joint device can be ensured, and the joint device is not easy to be damaged by a vehicle.
The foregoing description is only of embodiments of the present utility model, and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes using the descriptions and the drawings of the present utility model or directly or indirectly applied to other related technical fields are included in the scope of the present utility model.
Claims (8)
1. A joint device for cement concrete pavement, comprising
The joint filling plate is arranged at the joint of the cement concrete pavement and internally provided with a buffer groove;
the connecting plate is arranged in the buffer groove in a sliding manner, one end of the connecting plate, which is positioned in the buffer groove, is connected with a sealing gasket, the other end of the connecting plate is connected with a cover plate, and the cover plate covers the joint of the cement concrete pavement;
and the force unloading mechanism is connected to the side wall of the caulking plate.
2. A cementitious pavement seaming assembly in accordance with claim 1 wherein the caulking plate is equal in length to the cementitious pavement.
3. A cement concrete pavement seaming assembly according to claim 1, wherein the cover plate has a width greater than the cement concrete pavement seam width, the cover plate comprising a polyurethane grouting material layer having an asphalt concrete layer thereon.
4. A joint assembly for a cementitious concrete pavement as set forth in claim 1 wherein said force-releasing mechanism includes a pair of high strength air bags symmetrically disposed on either side of said caulking plate.
5. The joint assembly for a cement concrete pavement according to claim 4, wherein a connecting pipe is connected between the pair of high-strength air bags, and a delivery pipe is connected to the connecting pipe, and the delivery pipe is connected to the buffer tank.
6. The joint assembly for a cement concrete pavement according to claim 1, wherein the joint-filling plate is provided with a supporting mechanism, the supporting mechanism comprises two pairs of vertical plates, and the two pairs of vertical plates are symmetrically arranged on two sides of the connecting plate.
7. A joint assembly for a cementitious concrete pavement as set forth in claim 6 wherein a plurality of reinforcing bars are connected between each pair of said risers.
8. The joint assembly of a concrete pavement according to claim 7, wherein the pair of side walls of the connecting plate are each connected with a limiting plate, and the limiting plates are provided with a plurality of grooves, and the grooves correspond to the reinforcing rods.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322030772.7U CN220538295U (en) | 2023-07-31 | 2023-07-31 | Joint device for cement concrete pavement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322030772.7U CN220538295U (en) | 2023-07-31 | 2023-07-31 | Joint device for cement concrete pavement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220538295U true CN220538295U (en) | 2024-02-27 |
Family
ID=89962093
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322030772.7U Active CN220538295U (en) | 2023-07-31 | 2023-07-31 | Joint device for cement concrete pavement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220538295U (en) |
-
2023
- 2023-07-31 CN CN202322030772.7U patent/CN220538295U/en active Active
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