CN113668372A - Quick sealing and reinforcing device for road expansion joint - Google Patents
Quick sealing and reinforcing device for road expansion joint Download PDFInfo
- Publication number
- CN113668372A CN113668372A CN202111029192.5A CN202111029192A CN113668372A CN 113668372 A CN113668372 A CN 113668372A CN 202111029192 A CN202111029192 A CN 202111029192A CN 113668372 A CN113668372 A CN 113668372A
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- expansion joint
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- top cover
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- 238000007789 sealing Methods 0.000 title claims abstract description 26
- 230000003014 reinforcing effect Effects 0.000 title claims abstract description 25
- 238000012544 monitoring process Methods 0.000 claims abstract description 25
- 230000007246 mechanism Effects 0.000 claims description 17
- 238000012423 maintenance Methods 0.000 abstract description 6
- 230000008901 benefit Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 210000005056 cell body Anatomy 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Classifications
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- 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
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- 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
- E01D19/062—Joints having intermediate beams
-
- 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
- E01D19/08—Damp-proof or other insulating layers; Drainage arrangements or devices ; Bridge deck surfacings
- E01D19/086—Drainage arrangements or devices
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D22/00—Methods or apparatus for repairing or strengthening existing bridges ; Methods or apparatus for dismantling bridges
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Paving Structures (AREA)
Abstract
The invention discloses a rapid sealing and reinforcing device for a road expansion joint, which comprises: the boundary beam reinforcing device comprises a movable unit and a fixed unit; the end face of the edge beam is provided with a first groove, and the movable unit is arranged in the first groove; the fixing unit comprises a fixing plate which is of an inverted L-shaped structure; the top end of the fixing plate is provided with a second groove; the sealing device comprises a top cover plate and a bottom support plate, wherein two ends of the top cover plate are respectively clamped in the second groove; the bottom support plate comprises a main plate and daughter plates symmetrically arranged on two sides of the main plate, and the main plate and the fixed plate are integrally formed; one side of the main board is provided with a cavity, one side of the daughter board is arranged in the cavity, and an elastic connecting piece is arranged between the main board and the daughter board; the top end of the main board is provided with a supporting block; and the control monitoring module comprises a controller and a stress monitoring module. The invention greatly improves the efficiency of sealing and reinforcing the road expansion joint in an integral embedding mode, and brings great convenience to later maintenance and replacement.
Description
Technical Field
The invention relates to the technical field of road construction, in particular to a rapid sealing and reinforcing device for a road expansion joint.
Background
Road expansion joint refers to for satisfying the requirement that the concrete warp, usually between two beam ends, set up the expansion joint on the articulated position of beam end and abutment or bridge, it is flexible to make the road surface can be the level along the length direction, can freely stretch out and draw back in the certain limit, and firm reliable, for guaranteeing the normal current of vehicle, need set up sealed reinforcing apparatus in the road expansion joint, when guaranteeing that the road surface horizontal direction is flexible, avoid ponding in the expansion joint or pile up unnecessary rubbish, but the sealed reinforcing apparatus of expansion joint in the use is hard and time-consuming in the installation, and the problem of the maintenance of being not convenient for, be unfavorable for improving the sealed reinforced efficiency of road expansion joint.
Disclosure of Invention
An object of the present invention is to solve at least the above problems and to provide at least the advantages described later.
The invention also aims to provide a device and a method for quickly sealing and reinforcing the road expansion joint, which greatly improve the efficiency of sealing and reinforcing the road expansion joint in an integral embedding manner and bring great convenience to later maintenance and replacement.
To achieve these objects and other advantages in accordance with the purpose of the invention, there is provided a rapid sealing and reinforcing apparatus for road expansion joints, comprising:
the boundary beam reinforcing device comprises a movable unit and a fixed unit, wherein the top end of the boundary beam is provided with a clamping groove which is longitudinally arranged along the boundary beam and is close to the end surface of the boundary beam, and one side of the clamping groove, which is close to the end surface of the boundary beam, is provided with a sinking platform which is 5-8 mm lower than the top end of the boundary beam; the end face of the side beam is provided with a first groove, and the movable unit is arranged in the first groove; the movable unit comprises a base plate and a plurality of pushing mechanisms, the pushing mechanisms are transversely arranged in the first groove, and the base plate is arranged at the front ends of the pushing mechanisms and is matched with the first groove; the fixing unit comprises a fixing plate which is of an inverted L-shaped structure matched with the sinking platform and the end face of the boundary beam; and a second groove positioned on the fixing plate is arranged at the position, close to the top end of the fixing plate, of the outer side of the fixing plate.
The sealing device comprises a top cover plate and a bottom support plate, and two ends of the top cover plate are respectively clamped in the second grooves; the bottom support plate is connected between the fixed plates and is positioned at the bottom ends of the fixed plates; the bottom support plate comprises a main plate and sub-plates symmetrically arranged on two sides of the main plate, and the main plate and the fixed plate are respectively integrally formed; a cavity is arranged on one side of the main board opposite to the daughter board, one side of the daughter board corresponding to the cavity is arranged in the cavity, and an elastic connecting piece is arranged between the main board and the daughter board; the top end of the main board is provided with a supporting block, and the top end of the supporting block abuts against the bottom end of the top cover plate.
A control monitoring module comprising a controller and a stress monitoring module connected to the controller; the controller controls the operation of the pushing mechanism; the stress monitoring module is used for monitoring stress information on each elastic connecting piece and transmitting the stress information to the controller.
Preferably, the top cover plate has a specific structure that: the top cover plate comprises a middle plate and U-shaped groove bodies symmetrically arranged on two sides of the middle plate, bent parts are arranged on the outer sides of the U-shaped groove bodies, and the bent parts are matched with the second grooves; the longitudinal section of the U-shaped groove body is of an inverted V-shaped structure with a high middle part and two low sides; the width of the middle plate accounts for 3/4-4/5 of the total width of the top cover plate.
Preferably, the pushing mechanism is a first air cylinder, when the first air cylinder is in an initial position, the top end of the first air cylinder is flush with the bottom end of the first groove, and the thickness of the cushion plate accounts for 2/5-1/2 of the depth of the first groove.
Preferably, the rainfall control system is controlled by the controller.
Preferably, a plurality of third grooves are formed in the top end of the main plate, a second air cylinder located at the bottom end of the supporting block is arranged in each third groove, and the second air cylinder is controlled by the controller.
Preferably, the length of the first groove is 3/5-4/5 of the length of the road expansion joint; the length of the second groove is equal to that of the road expansion joint.
Preferably, the control and monitoring module further comprises a plate quality monitoring module connected to the controller, wherein the plate quality monitoring module is used for monitoring the quality and service life information of the fixing plate, the top cover plate and the bottom support plate in use and transmitting the information to the controller.
A construction method of the rapid sealing and reinforcing device for the road expansion joint mainly comprises the following steps:
step 1, respectively arranging the sinking platforms on the opposite side beams, and arranging the clamping grooves on the outermost sides of the sinking platforms; the length of the sinking platform and the length of the clamping groove are equal to the length of the road expansion joint.
And 2, arranging a first groove in the middle of the edge beam, arranging a first air cylinder in the first groove, enabling the top end of the first air cylinder to be flush with the inner bottom of the first groove, arranging the base plate on the top end of the first air cylinder, and connecting the base plate with each first air cylinder.
And 3, arranging the assembled fixed plate and the sealing device in the road expansion joint, attaching the fixed plate to one side of the first groove to be sunken in the first groove, arranging the part outside the top end of the fixed plate in the clamping groove, and enabling the top end of the fixed plate to be flush with the road surface.
And 4, mounting the top cover plate in the second groove, and butting two ends of the U-shaped groove body with a drainage system to complete mounting.
The invention at least comprises the following beneficial effects:
according to the invention, the clamping groove and the first groove are arranged on the boundary beam, so that a closer connection relation between the fixing plate and the boundary beam can be conveniently established, and the setting of the sinking platform enables the fixing plate to be flush with the top end of the boundary beam and keep flush with the road surface; the movable unit is arranged in the first groove, so that when the fixed plate is replaced, the base plate is pushed by the pushing mechanism, the embedded part of the fixed plate is pushed out of the first groove, and the fixed plate is more convenient and labor-saving to replace and maintain; the second groove is convenient for arranging a top cover plate at the top end of the fixed plate, so that the connection between the top cover plate serving as a main sealing layer and the fixed plate is established, the end part of the side beam is well protected, and a road expansion joint is well sealed; the main board and the fixing plate are respectively of an integrally formed structure, so that the integral installation and replacement are more convenient; the integral protection of the soil layer is ensured by the connection mode that one side of the sub-plate is arranged in the cavity, and meanwhile, the deformation requirement of the road expansion joint is ensured by the connection structure of the internal elastic connecting piece; the supporting block plays a main supporting role on the top cover plate, so that deformation and sinking caused by heavy pressure of the automobile on the top cover plate are avoided; the stress monitoring module can visually monitor the service condition of the elastic connecting piece which is not easy to check in real time, and is convenient to maintain and replace in time. The whole sealing reinforcing device greatly improves the efficiency of sealing and reinforcing the road expansion joint through the whole embedding mode, and brings great convenience to the maintenance and the replacement in the later period.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
FIG. 1 is a schematic structural view of the rapid sealing and reinforcing device for road expansion joints according to the present invention;
fig. 2 is a schematic view of a connection structure of the motherboard and the daughter board according to the present invention.
Detailed Description
The present invention is further described in detail below with reference to the attached drawings so that those skilled in the art can implement the invention by referring to the description text.
It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
As shown in fig. 1-2, the present invention provides a rapid sealing and reinforcing device for road expansion joints, comprising:
the boundary beam 10 reinforcing device comprises a movable unit and a fixed unit, wherein the top end of the boundary beam 10 is provided with a clamping groove 11 which is longitudinally arranged along the boundary beam 10 and is close to the end surface of the boundary beam 10, and one side of the clamping groove 11, which is close to the end surface of the boundary beam 10, is provided with a sinking platform 12 which is 5-8 mm lower than the top end of the boundary beam 10; a first groove 13 is formed in the end face of the edge beam 10, and the movable unit is arranged in the first groove 13; the movable unit comprises a backing plate 15 and a plurality of pushing mechanisms 14, the pushing mechanisms 14 are transversely arranged in the first groove 13, and the backing plate 15 is arranged at the front ends of the pushing mechanisms 14 and is matched with the first groove 13; the fixing unit comprises a fixing plate 20, and the fixing plate 20 is of an inverted L-shaped structure matched with the end faces of the sinking platform 12 and the boundary beam 10; the outer side of the fixing plate 20 is provided with a second groove 21 located on the fixing plate 20 at a position close to the top end of the fixing plate 20.
The sealing device comprises a top cover plate 30 and a bottom support plate 31, wherein two ends of the top cover plate 30 are respectively clamped in the second grooves 21; the bottom support plate 31 is connected between the fixed plates 20 and is positioned at the bottom end of the fixed plates 20; the bottom support plate 31 comprises a main plate 310 and sub-plates 311 symmetrically arranged on two sides of the main plate 310, and the main plate 310 and the fixing plate 20 are respectively integrally formed; a cavity 312 is arranged on one side of the main board 310 opposite to the sub-board 311, one corresponding side of the sub-board 311 is arranged in the cavity 312, and an elastic connecting piece 313 is arranged between the main board 310 and the sub-board 311; the top end of the main plate 310 is provided with a supporting block 32, and the top end of the supporting block 32 abuts against the bottom end of the top cover plate 30.
A control monitoring module comprising a controller and a stress monitoring module connected to the controller; the controller controls the operation of the pushing mechanism 14; the stress monitoring module is used for monitoring stress information on each elastic connecting piece 313 and transmitting the stress information to the controller.
In the above scheme, the clamping groove 11 and the first groove 13 are arranged on the boundary beam 10, so that the fixed plate 20 and the boundary beam 10 can be conveniently connected, and the arrangement of the sinking platform 12 enables the fixed plate 20 to be flush with the top end of the boundary beam 10 and to be flush with the road surface; by arranging the movable unit in the first groove 13, when the fixed plate 20 is replaced, the backing plate 15 is pushed by the pushing mechanism 14, and the embedded part of the fixed plate 20 is pushed out of the first groove 13, so that the fixed plate 20 is more convenient and labor-saving to replace and maintain; the second groove 21 is convenient for arranging the top cover plate 30 at the top end of the fixed plate 20, so that the connection between the top cover plate 30 serving as a main sealing layer and the fixed plate 20 is established, the end part of the boundary beam 10 is well protected, and a road expansion joint is well sealed; the main plate 310 and the fixing plate 20 are respectively integrally formed, so that the integral installation and replacement are more convenient; the integral protection of the soil layer is ensured by the connection mode that one side of the sub-plate 311 is arranged in the cavity 312, and meanwhile, the deformation requirement of the road expansion joint is ensured by the connection structure of the internal elastic connecting piece 313; the supporting block 32 plays a main supporting role for the top cover plate 30, so that deformation and sinking caused by heavy pressure of the automobile on the top cover plate 30 are avoided; the use condition of the elastic connecting piece 313 which is not easy to view can be visually monitored in real time through the stress monitoring module, and timely maintenance and replacement are facilitated. The whole sealing reinforcing device greatly improves the efficiency of sealing and reinforcing the road expansion joint through the whole embedding mode, and brings great convenience to the maintenance and the replacement in the later period.
In a preferred embodiment, the specific structure of the top cover plate 30 is as follows: the top cover plate 30 comprises a middle plate 300 and U-shaped groove bodies 301 symmetrically arranged on two sides of the middle plate 300, bent parts are arranged on the outer sides of the U-shaped groove bodies 301, and the bent parts are matched with the second grooves 21; the longitudinal section of the U-shaped groove body 301 is of an inverted V-shaped structure with a high middle part and two low sides; the width of the middle plate 300 is 3/4-4/5 of the total width of the top deck 30.
In the above scheme, the top cover plate 30 is structurally arranged, and the U-shaped groove bodies 301 arranged on two sides are used for delaying rainwater tendrils close to the side of the top surface of the boundary beam 10, so that the rainwater can be shunted from the middle of the U-shaped groove bodies 301 to two ends, the arrangement of the inverted V-shaped structure avoids rainwater deposition, and meanwhile, when the rainwater flows along the U-shaped groove bodies 301, substances such as dust in the rainwater can be washed away, so that shunting smoothness is ensured, and the U-shaped groove bodies 301 are convenient to clean due to the structure of the U-shaped groove bodies 301.
In a preferable scheme, the pushing mechanism 14 is a first air cylinder, when the first air cylinder is in an initial position, the top end of the first air cylinder is flush with the bottom end of the first groove 13, and the thickness of the backing plate 15 occupies 2/5-1/2 of the depth of the first groove 13.
In above-mentioned scheme, through set up first cylinder in first recess 13 to make its top and the bottom parallel and level of first recess 13, thereby give backing plate 15 and fixed plate 20's embedding outflow space, guarantee fixed plate 20's gomphosis degree, utilize first cylinder to promote backing plate 15 and outwards remove, the fixed plate 20 of the embedding of messenger deviates from in first recess 13 more easily, thereby makes fixed plate 20's change more convenient laborsaving.
In a preferable scheme, the rain-proof device further comprises a drainage system which is located at two ends of the U-shaped groove body 301 and is communicated with the U-shaped groove body 301, a control switch is arranged at a position where the drainage system is communicated with the U-shaped groove body 301, the control switch is controlled by the controller, and the controller controls the control switch to be opened and closed according to rainfall conditions.
In the above scheme, the position that U type cell body 301 was located is convenient for accept the rainwater of road surface inflow, and the rainwater flows into drainage system to both ends respectively along U type cell body 301 in, the controller is under the rainfall condition, control switch opens, makes the rainwater reposition of redundant personnel to drainage system in, indirectly seals the road expansion joint, opening of control switch according to the rainfall condition, more does benefit to the drainage of road surface drainage.
In a preferred embodiment, a plurality of third grooves are disposed at the top end of the main plate 310, and a second cylinder located at the bottom end of the supporting block 32 is disposed in the third grooves and controlled by the controller.
In the above scheme, through the flexible of controller control second cylinder, it is more convenient laborsaving, the second cylinder is located the third recess, and the flexible of second cylinder drives the lift of supporting shoe 32 indirectly, is convenient for play fine supporting role to lamina tecti 30, is convenient for adjust the lamina tecti 30 adaptation on height and the different radians on supporting shoe 32 top simultaneously, and when the lamina tecti 30 top was the arc structure of evagination, supporting shoe 32 can make lamina tecti 30 use as the deceleration strip to the support of arc structure.
In a preferable scheme, the length of the first groove 13 is set to be 3/5-4/5 of the length of the road expansion joint; the length of the second groove 21 is equal to that of the road expansion joint.
In the above solution, the length of the first groove 13 determines the length of the fixing plate 20, and the length of the first groove 13 is proportional to the degree of overall stability of the fixing plate 20 and the first groove 13 after the fixing plate 20 is embedded; the length of the second groove 21 is the constraint that the top cover plate 30 is set to be long, and the length of the second groove 21 is equal to the length of the road expansion joint, so that the top cover plate 30 can cover the road expansion joint.
In a preferred embodiment, the control and monitoring module further comprises a plate quality monitoring module connected to the controller, wherein the plate quality monitoring module is used for monitoring the quality and service life information of the fixing plate 20, the top cover plate 30 and the bottom support plate 31 in use and transmitting the information to the controller.
In the above scheme, through setting up plate quality monitoring module, can directly effectual grasp the in service behavior of fixed plate 20, lamina tecti 30 and end extension board 31 in the expansion joint, be convenient for timely accurate change or maintain fixed plate 20, lamina tecti 30 or end extension board 31 to guarantee the sealed reinforcing effect at road expansion joint.
A construction method of the rapid sealing and reinforcing device for the road expansion joint mainly comprises the following steps:
step 1, respectively arranging the sinking platforms 12 on the opposite side beams 10, and arranging the clamping grooves 11 on the outermost sides of the sinking platforms 12; the length of the sinking platform 12 and the length of the clamping groove 11 are equal to the length of the road expansion joint.
And 2, opening a first groove 13 in the middle of the edge beam 10, arranging a first air cylinder in the first groove 13, enabling the top end of the first air cylinder to be flush with the inner bottom of the first groove 13, arranging the backing plate 15 at the top end of the first air cylinder, and connecting the backing plate 15 with each first air cylinder.
And 3, placing the assembled fixing plate 20 and the sealing device in the road expansion joint, then enabling the fixing plate 20 to be attached to one side of the first groove 13 and to be sunken in the first groove 13, then placing the part of the outer side of the top end of the fixing plate 20 in the clamping groove 11, and enabling the top end of the fixing plate 20 to be flush with the road surface.
And 4, mounting the top cover plate 30 in the second groove 21, and butting two ends of the U-shaped groove body 301 with a drainage system to complete mounting.
While embodiments of the invention have been described above, it is not limited to the applications set forth in the description and the embodiments, which are fully applicable in various fields of endeavor to which the invention pertains, and further modifications may readily be made by those skilled in the art, it being understood that the invention is not limited to the details shown and described herein without departing from the general concept defined by the appended claims and their equivalents.
Claims (2)
1. The utility model provides a quick sealing reinforcing apparatus of road expansion joint, wherein, includes:
the boundary beam reinforcing device comprises a movable unit and a fixed unit, wherein the top end of the boundary beam is provided with a clamping groove which is longitudinally arranged along the boundary beam and is close to the end surface of the boundary beam, and one side of the clamping groove, which is close to the end surface of the boundary beam, is provided with a sinking platform which is 5-8 mm lower than the top end of the boundary beam; the end face of the side beam is provided with a first groove, and the movable unit is arranged in the first groove; the movable unit comprises a base plate and a plurality of pushing mechanisms, the pushing mechanisms are transversely arranged in the first groove, and the base plate is arranged at the front ends of the pushing mechanisms and is matched with the first groove; the fixing unit comprises a fixing plate which is of an inverted L-shaped structure matched with the sinking platform and the end face of the boundary beam; a second groove positioned on the fixing plate is arranged at the position, close to the top end of the fixing plate, of the outer side of the fixing plate;
the sealing device comprises a top cover plate and a bottom support plate, and two ends of the top cover plate are respectively clamped in the second grooves; the top cover plate comprises a middle plate and U-shaped groove bodies symmetrically arranged on two sides of the middle plate; the bottom support plate is connected between the fixed plates and is positioned at the bottom ends of the fixed plates; the bottom support plate comprises a main plate and sub-plates symmetrically arranged on two sides of the main plate, and the main plate and the fixed plate are respectively integrally formed; a cavity is arranged on one side of the main board opposite to the daughter board, one side of the daughter board corresponding to the cavity is arranged in the cavity, and an elastic connecting piece is arranged between the main board and the daughter board; the top end of the main board is provided with a supporting block, and the top end of the supporting block abuts against the bottom end of the top cover plate;
a control monitoring module comprising a controller and a stress monitoring module connected to the controller; the controller controls the operation of the pushing mechanism; the stress monitoring module is used for monitoring stress information on each elastic connecting piece and transmitting the stress information to the controller;
the drainage system is positioned at two ends of the U-shaped groove body and is communicated with the U-shaped groove body, a control switch is arranged at the position where the drainage system is communicated with the U-shaped groove body, the control switch is controlled by the controller, and the controller controls the control switch to be opened or closed according to the rainfall condition;
a bent part is arranged on the outer side of the U-shaped groove body, and the bent part is matched with the second groove; the longitudinal section of the U-shaped groove body is of an inverted V-shaped structure with a high middle part and two low sides; the width of the middle plate accounts for 3/4-4/5 of the total width of the top cover plate.
The pushing mechanism is a first air cylinder, when the first air cylinder is at an initial position, the top end of the first air cylinder is flush with the bottom end of the first groove, and the thickness of the cushion plate accounts for 2/5-1/2 of the depth of the first groove.
2. The device for rapidly sealing and reinforcing a road expansion joint as claimed in claim 1, wherein a plurality of third grooves are formed at the top end of the main plate, a second cylinder is arranged at the bottom end of the supporting block in each third groove, and the second cylinder is controlled by the controller. The length of the first groove is 3/5-4/5 of the length of the road expansion joint; the length of the second groove is equal to that of the road expansion joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111029192.5A CN113668372A (en) | 2020-03-27 | 2020-03-27 | Quick sealing and reinforcing device for road expansion joint |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010231551.4A CN111411579B (en) | 2020-03-27 | 2020-03-27 | Rapid sealing and reinforcing device and method for highway expansion joint |
| CN202111029192.5A CN113668372A (en) | 2020-03-27 | 2020-03-27 | Quick sealing and reinforcing device for road expansion joint |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010231551.4A Division CN111411579B (en) | 2020-03-27 | 2020-03-27 | Rapid sealing and reinforcing device and method for highway expansion joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113668372A true CN113668372A (en) | 2021-11-19 |
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Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010231551.4A Active CN111411579B (en) | 2020-03-27 | 2020-03-27 | Rapid sealing and reinforcing device and method for highway expansion joint |
| CN202111029209.7A Pending CN113668373A (en) | 2020-03-27 | 2020-03-27 | Construction method of rapid sealing and reinforcing device for road expansion joint |
| CN202111029192.5A Pending CN113668372A (en) | 2020-03-27 | 2020-03-27 | Quick sealing and reinforcing device for road expansion joint |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010231551.4A Active CN111411579B (en) | 2020-03-27 | 2020-03-27 | Rapid sealing and reinforcing device and method for highway expansion joint |
| CN202111029209.7A Pending CN113668373A (en) | 2020-03-27 | 2020-03-27 | Construction method of rapid sealing and reinforcing device for road expansion joint |
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| CN (3) | CN111411579B (en) |
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- 2020-03-27 CN CN202111029192.5A patent/CN113668372A/en active Pending
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Also Published As
| Publication number | Publication date |
|---|---|
| CN111411579B (en) | 2022-06-17 |
| CN113668373A (en) | 2021-11-19 |
| CN111411579A (en) | 2020-07-14 |
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