CN112982151A - Expansion joint dredging and draining mechanism applied to elevated bridge - Google Patents
Expansion joint dredging and draining mechanism applied to elevated bridge Download PDFInfo
- Publication number
- CN112982151A CN112982151A CN202110281303.5A CN202110281303A CN112982151A CN 112982151 A CN112982151 A CN 112982151A CN 202110281303 A CN202110281303 A CN 202110281303A CN 112982151 A CN112982151 A CN 112982151A
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- expansion joint
- fixedly connected
- elastic
- ball
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- 230000007246 mechanism Effects 0.000 title claims abstract description 67
- 230000005484 gravity Effects 0.000 claims abstract description 20
- 239000011324 bead Substances 0.000 claims description 15
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 239000002775 capsule Substances 0.000 claims description 2
- 239000000428 dust Substances 0.000 abstract description 19
- 239000012535 impurity Substances 0.000 abstract description 4
- 238000009826 distribution Methods 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 238000000034 method Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000002689 soil Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
Images
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
-
- 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
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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 an expansion joint dredging and draining mechanism applied to an elevated bridge, and relates to the technical field of bridges. This be applied to expansion joint of overhead bridge and dredge drainage mechanism, including the expansion joint body, this internal elastic rod that is the row form equidistance and distributes that is provided with the several in the expansion joint, and both ends difference fixed connection is in the left and right sides of expansion joint body inner wall about the elastic rod, is provided with on the elastic rod and dredges the mechanism, it includes half sacculus, broken thorn, touches ball, contact ball, elasticity toper ring piece, first movable rod to dredge the mechanism. This be applied to expansion joint of overhead bridge dredge drainage mechanism through the mechanism of dredging that sets up a plurality of equidistance distributions in the expansion joint, can be under heavy rainfall weather with rainwater gravity and rivers flow power as source power, loosen dust and the clod of collecting up in the expansion joint to prevent that the cubic impurity of knot from following ponding and flowing to the condition that the bridge drainage system leads to its jam and appearing.
Description
Technical Field
The invention relates to the technical field of bridges, in particular to an expansion joint dredging and drainage mechanism applied to an elevated bridge.
Background
Bridge expansion joints: it is referred to that in order to meet the requirement of deck deformation, expansion joints are usually provided between two beam ends, between a beam end and an abutment, or at the hinge joint of a bridge. The expansion joint is required to be freely telescopic in two directions parallel to and perpendicular to the axis of the bridge, and the expansion joint is firm and reliable, and when a vehicle runs, the vehicle is smooth and free of sudden jump and noise; the rainwater and garbage soil can be prevented from infiltration and blocking; the installation, the inspection, the maintenance and the dirt elimination are all simple and convenient. At the position of the expansion joint, the handrail and the bridge deck pavement are disconnected.
Overhead bridge is constantly built up in the expansion joint with earth at the in-process dust that leads to the car, and after heavy rainfall weather, the dust in the expansion joint flows along with the bridge floor rivers with earth, very easily blocks up bridge drainage system, leads to bridge floor ponding to cause the condition of hidden danger to driving safety to appear.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides an expansion joint dredging and drainage mechanism applied to an elevated bridge, which can effectively remove dust and mud accumulated in an expansion joint of a bridge floor and avoid the condition that rainwater carries the dust to flow to a drainage system of the bridge in heavy rainfall weather to cause the blockage of the drainage system.
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a be applied to overhead bridge's expansion joint and dredge drainage mechanism, includes the expansion joint body, this internal elastic rod that is the row form equidistance and distributes that is provided with the several in the expansion joint, and the left and right sides both ends difference fixed connection of elastic rod is in the left and right sides of expansion joint body inner wall, is provided with on the elastic rod and dredges the mechanism.
Preferably, the dredging mechanism comprises a half-ball bag, crushing spines, a touch ball, a contact ball, an elastic conical ring sheet, a first movable rod, a gravity motion mechanism and a thrust motion mechanism, the half-ball bag is sleeved on the elastic rod, the crushing spines of a plurality of crushing spines are fixedly connected to the top of the half-ball bag in an equidistant surrounding manner, the top of the touch ball is contacted with the inner top of the half-ball bag, four contact balls are arranged in the half-ball bag in a group in an equidistant surrounding manner, the top of the contact ball is contacted with the inner top of the half-ball bag, the contact ball is fixedly connected with the touch ball through a connecting rod, the top of the elastic conical ring sheet is fixedly connected to the bottom of the touch ball, the bottom of the elastic conical ring sheet is attached to the top of the elastic rod, the top of the first movable rod is fixedly connected to the bottom of the touch ball, the bottom of the first movable rod penetrates through the bottom of the elastic, and the two gravity motion mechanisms are respectively arranged on the left side and the right side of the half-balloon, the two thrust motion mechanisms are in a group, and the two thrust motion mechanisms are respectively positioned on the left side and the right side of the half-balloon.
Preferably, the axis of the elastic conical ring piece is coincident with the center of the touch ball, and the center of the touch ball is coincident with the axis of the hemispherical capsule.
Preferably, the gravity movement mechanism comprises a fixed film, a second movable rod, a first balloon, a counterweight bead, connecting soft ribs, short rods, a conical piece, an arc-shaped piece and a hemispherical cushion, wherein the left side and the right side of the hemispherical cushion are respectively provided with an installation opening penetrating through the inner wall of the hemispherical cushion, the installation opening is internally and fixedly connected with the fixed film, one end of the second movable rod is fixedly connected with the outer edge of the bottom of the elastic conical ring piece, the other end of the second movable rod penetrates through the fixed film and extends to the outside of the hemispherical cushion, one end of the second movable rod, which is positioned outside the hemispherical cushion, is fixedly connected with the first balloon, the counterweight bead is positioned in the first balloon, four connecting soft ribs are fixedly connected between the counterweight bead and the inner wall of the first balloon in an equidistant surrounding manner, the short rods are fixedly connected with one side of the second movable rod, which is opposite to the short rods, one end of the first balloon is fixedly connected with the inner wall of the conical piece, and two arc pieces are respectively positioned above and below the conical piece, one side of each arc piece is fixedly connected with the outer surface of the hemispherical bag, and two hemispherical cushions which are a group are fixedly connected with the two arc pieces and one opposite side of the conical piece.
Preferably, the center of the weighted bead and the center of the first balloon coincide with each other, and the weighted bead is made of pure iron.
Preferably, the thrust motion includes arc pole, water conservancy diversion piece, stationary blade, through-hole, elasticity hemisphere, skew pole, second sacculus and spring, the quantity of arc pole is two, and the equal fixed connection in the upper surface of half sacculus of the left end of two arc poles, the top fixedly connected with water conservancy diversion piece of arc pole, stationary blade fixed connection is in the inside wall of expansion joint body and is located between two arc poles, the several through-hole is the form equidistance of being listed as and sets up in the stationary blade and runs through both sides around it, fixedly connected with several is the equidistance and encircles the elasticity hemisphere that the form distributes in the through-hole, the right-hand member fixedly connected with skew pole of arc pole, several second sacculus is listed as form equidistance fixed connection on the arc pole, fixedly connected with spring between second sacculus and the elasticity hemisphere.
The invention provides an expansion joint dredging and drainage mechanism applied to an elevated bridge. The method has the following beneficial effects:
(1) this be applied to expansion joint of overhead bridge dredge drainage mechanism, through the mechanism of dredging that sets up a plurality of equidistance distributions in the expansion joint, can regard rainwater gravity and rivers flow power as source power under heavy rainfall weather, dust and the mud piece gathered together in the expansion joint loosen to prevent that the massive impurity of knot from following ponding and flowing to the condition that bridge drainage system leads to its jam and appearing, and then effectively avoid bridge floor ponding to lead to the condition that the bridge floor wet skating constitutes the hidden danger to driving safety.
(2) This be applied to expansion joint of overhead bridge dredge drainage mechanism utilizes and dredge the setting of gravity motion mechanism in the mechanism, can effectively regard as source power with the impact that rainwater gravity produced, and dust and the clod of collecting up in the expansion joint strike the breakage, reduce the particle diameter of solid impurity in the expansion joint by a wide margin to the guarantee expansion joint drainage is unobstructed, increases rivers mobility, avoids the great problem appearance that blocks up bridge drainage system of impurity particle diameter.
(3) This be applied to expansion joint of overhead bridge dredge drainage mechanism, based on rainwater gravity as the gravity motion mechanism of source power function, can make self continuously produce rocking and deformation of certain range to dust and the broken in-process of mud piece bearing rainwater gravity, and then can destroy the dust integrity of collecting and accumulating in dredging on the mechanism for the solidification is effectively got rid of dredging the dirt soil on the mechanism, discharges along with rivers together.
(4) This be applied to overhead bridge's expansion joint dredging drainage mechanism, through dredging the setting of thrust motion mechanism in the mechanism, can effectively function as source power with the mobile power that the rainwater had when flowing in the expansion joint, thereby carry out the breakage to dust and the clod of collecting up between dredging mechanism and the expansion joint inner wall, cooperate but make full use of rainwater as source power with gravity motion mechanism and ensure that dust and clod of collecting up in heavy rainfall weather expansion joint can accompany rivers effectively to discharge, reach the clean effect to the expansion joint.
(5) This be applied to expansion joint of overhead bridge and dredge drainage mechanism, thrust motion mechanism continuously receives water impact and cooperates self elasticity to produce the continuous shake of certain range at the operation in-process, and then strikes repeatedly to great dust and the clod of flowing through thrust motion mechanism, is broken to the particle diameter can not lead to the fact the degree of jam to bridge drainage system until dust and clod, and then fully ensured the normal function at heavy rainfall weather bridge drainage system.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a front cross-sectional view of the structure of the present invention;
FIG. 3 is an enlarged view of the structure of FIG. 2;
FIG. 4 is an enlarged view of the structure at B in FIG. 2 according to the present invention;
fig. 5 is an enlarged view of the structure at C in fig. 2 according to the present invention.
In the figure: 1 expansion joint body, 2 elastic rod, 3 canalization mechanism, 31 half sacculus, 32 broken thorn, 33 contact ball, 34 contact ball, 35 elastic cone ring piece, 36 first movable rod, 37 gravity motion mechanism, 38 thrust motion mechanism, 371 fixed film, 372 second movable rod, 373 first sacculus, 374 counter weight pearl, 375 connection soft muscle, 376 short rod, 377 conical member, 378 arc piece, 379 half ball pad, 381 arc piece, 382 water conservancy diversion piece, 383 fixed piece, 384 through-hole, 385 elastic hemisphere body, 386 skew pole, 387 second sacculus, 388 spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a be applied to overhead bridge's expansion joint and dredge drainage mechanism, includes expansion joint body 1, is provided with the several in the expansion joint body 1 and is the elastic rod 2 that row form equidistance distributes, and the left and right sides both ends difference fixed connection of elastic rod 2 is in the left and right sides of expansion joint body 1 inner wall, is provided with on the elastic rod 2 and dredges mechanism 3.
The dredging mechanism 3 comprises a half-ball bag 31, breaking spines 32, a contact ball 33, a contact ball 34, elastic conical ring pieces 35, a first movable rod 36, a gravity movement mechanism 37 and a thrust movement mechanism 38, wherein the half-ball bag 31 is sleeved on the elastic rod 2, a plurality of breaking spines 32 are fixedly connected to the top of the half-ball bag 31 in an equidistant surrounding manner, the top of the contact ball 33 is contacted with the inner top of the half-ball bag 31, four contact balls 34 are arranged in the half-ball bag 31 in a group in an equidistant surrounding manner, the top of the contact ball 34 is contacted with the inner top of the half-ball bag 31, the contact ball 34 is fixedly connected with the contact ball 33 through a connecting rod, the top of the elastic conical ring pieces 35 is fixedly connected to the bottom of the contact ball 33, the bottom of the elastic conical ring pieces 35 is attached to the top of the elastic rod 2, the top of the first movable rod 36 is fixedly connected to the bottom of the contact ball 33, and the bottom of the first movable rod, the gravity motion mechanisms 37 are in a group, the two gravity motion mechanisms 37 are respectively arranged on the left side and the right side of the half balloon 31, the thrust motion mechanisms 38 are in a group, the two thrust motion mechanisms 38 are respectively arranged on the left side and the right side of the half balloon 31, the axis of the elastic conical ring piece 35 is overlapped with the center of the touch ball 33, and the center of the touch ball 33 is overlapped with the axis of the half balloon 31.
The gravity movement mechanism 37 comprises a fixed film 371, a second movable rod 372, a first balloon 373, a counterweight bead 374, a connecting soft rib 375, a short rod 376, a conical piece 377, an arc piece 378 and a hemispherical pad 379, wherein the left side and the right side of the hemispherical bag 31 are both provided with mounting ports penetrating through the inner wall of the hemispherical bag, the mounting ports are fixedly connected with the fixed film 371, one end of the second movable rod 372 is fixedly connected with the outer edge of the bottom of the elastic conical ring piece 35, the other end of the second movable rod 372 penetrates through the fixed film 371 and extends to the outside of the hemispherical bag 31, one end of the second movable rod 372, which is positioned at the outside of the hemispherical bag 31, is fixedly connected with the first balloon 374, the counterweight bead 374 is positioned in the first balloon, four connecting soft ribs 375 are fixedly connected between the counterweight bead 374 and the inner wall of the first balloon 375 in an equidistant surrounding manner, one side of the first balloon 375, which is opposite to the second movable rod 372, is fixedly connected with the short rod 376, one end of the short rod 376, which is, the number of the arc-shaped pieces 378 is two, the two arc-shaped pieces 378 are respectively positioned above and below the conical piece 377, one side of the arc-shaped pieces 378 is fixedly connected with the outer surface of the hemispherical bag 31, two groups of hemispherical cushions 379 are fixedly connected with the two opposite sides of the two arc-shaped pieces 378 and the conical piece 377, the center of sphere of the weight bead 374 and the center of sphere of the first balloon 374 are overlapped, and the weight bead 374 is made of pure iron.
When the rain falls into the middle of the upper surface of the hemispherical bag 31, the impact generated when the rain drops into the middle of the upper surface of the hemispherical bag 31 pushes the touch ball 33 downwards, the elastic conical ring piece 35 is pressed to deform, meanwhile, the first movable rod 36 moves in the elastic rod 2 to stabilize the elastic conical ring piece 35, when the rain drops into the rest part of the upper surface of the hemispherical bag 31, the impact is generated on the touch ball 34, the impact is transmitted to the touch ball 33 through the connecting rod, the elastic conical ring piece 35 deflects, the elastic conical ring piece 35 pushes the second movable rod 372 when deforming, and further pushes the conical piece 377 through the first balloon 373 and the short rod 376, so that dust and mud blocks accumulated between the hemispherical bag 31 and the inner wall of the expansion joint body 1 are crushed, meanwhile, the conical piece 377 deflects synchronously when the elastic conical ring piece 35 deflects, the crushing range of the conical piece 377 to the dust and mud blocks is further improved, the counterweight ball 374 synchronously shakes during the shaking of the second movable rod 372, the connecting soft rib 375 is pulled to promote shaking based on inertia, the cone 377 grinds dust and mud blocks between the cone 377 and the arc 378 through the hemispherical pad 379 in the shaking process, rainwater collects in the expansion joint body 1 to form water flow, the dust and mud blocks with larger grain diameters are blocked by the through hole 384, impact is generated on the water flow when the water flow contacts the flow deflector 382 to enable the arc rod 381 to shake, the offset rod 386 is further driven to shake, the spring 388 between the second balloon 387 and the elastic hemispherical body 385 is stretched, the spring 388 extrudes the dust and mud blocks in the through hole 384, and the dust and mud blocks with reduced grain diameters after being crushed flow through the through hole 384 to be discharged into a bridge drainage system.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. The utility model provides a be applied to expansion joint dredging drainage mechanism of overhead bridge, includes expansion joint body (1), its characterized in that: the expansion joint is characterized in that a plurality of elastic rods (2) are arranged in the expansion joint body (1) in a row shape at equal intervals, the left end and the right end of each elastic rod (2) are fixedly connected to the left side and the right side of the inner wall of the expansion joint body (1), and dredging mechanisms (3) are arranged on the elastic rods (2).
2. The expansion joint dredging and draining mechanism applied to the elevated bridge, according to claim 1, is characterized in that: the dredging mechanism (3) comprises a half-ball bag (31), crushing spines (32), a contact ball (33), a contact ball (34), an elastic conical ring piece (35), a first movable rod (36), a gravity movement mechanism (37) and a thrust movement mechanism (38), wherein the half-ball bag (31) is sleeved on the elastic rod (2), a plurality of crushing spines (32) are fixedly connected to the top of the half-ball bag (31) in an equidistant encircling manner, the top of the contact ball (33) is contacted with the inner top of the half-ball bag (31), four contact balls (34) are arranged in the half-ball bag (31) in a group in an equidistant encircling manner, the top of the contact ball (34) is contacted with the inner top of the half-ball bag (31), the contact ball (34) is fixedly connected with the contact ball (33) through a connecting rod, the top of the elastic conical ring piece (35) is fixedly connected to the bottom of the contact ball (33), and the bottom of the elastic conical ring piece (35) is attached to the top of the elastic rod (2), the top fixed connection of first movable rod (36) is in the bottom of touching ball (33), and the bottom of first movable rod (36) runs through the bottom of elastic rod (2), and gravity motion mechanism (37) are two for a set of, and two gravity motion mechanisms (37) set up respectively in the left and right sides of half sacculus (31), and thrust motion mechanism (38) are two for a set of, and two thrust motion mechanisms (38) are located the left and right sides of half sacculus (31) respectively.
3. The expansion joint dredging and draining mechanism applied to the elevated bridge, according to claim 2, is characterized in that: the axis of the elastic conical ring piece (35) is overlapped with the center of the touch ball (33), and the center of the touch ball (33) is overlapped with the axis of the hemispherical capsule (31).
4. The expansion joint dredging and draining mechanism applied to the elevated bridge, according to claim 2, is characterized in that: the gravity movement mechanism (37) comprises a fixed film (371), a second movable rod (372), a first balloon (373), a weight bead (374), a connecting soft rib (375), a short rod (376), a conical piece (377), an arc-shaped piece (378) and a hemispherical pad (379), wherein mounting ports penetrating through the inner wall of the half balloon (31) are formed in the left side and the right side of the half balloon, the fixed film (371) is fixedly connected in the mounting ports, one end of the second movable rod (372) is fixedly connected with the outer edge of the bottom of the elastic conical ring piece (35), the other end of the second movable rod (372) penetrates through the fixed film (371) and extends to the outer part of the half balloon (31), one end, located outside the half balloon (31), of the second movable rod (372), of the first balloon (374), the weight bead (374) is located in the first balloon (374), and four connecting soft ribs (375) are fixedly connected between the weight bead (374) and the inner wall of the first balloon (375) in an equidistant surrounding manner, first sacculus (375) one side fixedly connected with short bar (376) of second movable rod (372) back to the back, and short bar (376) one end of first sacculus (375) back to the back and the inner wall fixed connection of conical member (377), the quantity of arc piece (378) is two, and two arc pieces (378) are located the top and the below of conical member (377) respectively, the surface fixed connection of one side and hemisphere bag (31) of arc piece (378), two equal fixedly connected with one side relative of two arc pieces (378) and conical member (377) are half ball pad (379) of a set of.
5. The expansion joint dredging and draining mechanism applied to the elevated bridge, according to claim 4, is characterized in that: the center of the weight bead (374) and the center of the first balloon (374) are coincident with each other, and the weight bead (374) is made of pure iron.
6. The expansion joint dredging and draining mechanism applied to the elevated bridge, according to claim 2, is characterized in that: the thrust motion mechanism (38) comprises arc-shaped rods (381), flow deflectors (382), fixing plates (383), through holes (384), elastic hemispheroids (385), offset rods (386), a second sacculus (387) and springs (388), the number of the arc-shaped rods (381) is two, the left ends of the two arc-shaped rods (381) are fixedly connected to the upper surface of the sacculus (31), the top of the arc-shaped rod (381) is fixedly connected with the top of the flow deflectors (382), the fixing plates (383) are fixedly connected to the inner side wall of the expansion joint body (1) and located between the two arc-shaped rods (381), the through holes (384) are arranged in the fixing plates (383) in a row shape at equal intervals and penetrate through the front side and the rear side of the fixing plates, the elastic hemispheroids (385) distributed in an equal interval surrounding shape are fixedly connected in the through holes (384), the right ends of the arc-shaped rods (381) are fixedly connected, the second sacculus (387) are fixedly connected to the arc-shaped rod (381) in a row shape at equal intervals, and the spring (388) is fixedly connected between the second sacculus (387) and the elastic hemispheroid (385).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110281303.5A CN112982151A (en) | 2021-03-16 | 2021-03-16 | Expansion joint dredging and draining mechanism applied to elevated bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110281303.5A CN112982151A (en) | 2021-03-16 | 2021-03-16 | Expansion joint dredging and draining mechanism applied to elevated bridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112982151A true CN112982151A (en) | 2021-06-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110281303.5A Pending CN112982151A (en) | 2021-03-16 | 2021-03-16 | Expansion joint dredging and draining mechanism applied to elevated bridge |
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| Country | Link |
|---|---|
| CN (1) | CN112982151A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209260546U (en) * | 2018-11-23 | 2019-08-16 | 张中夏 | A kind of bridge expanssion joint dredges water installations |
| KR102000175B1 (en) * | 2019-01-28 | 2019-10-01 | 현주건설(주) | Expansion joint structure of road construction |
| CN111172866A (en) * | 2020-02-23 | 2020-05-19 | 郑州市公路工程公司 | Bridge expansion joint connecting member with flexible sealing part |
| CN211312185U (en) * | 2019-08-23 | 2020-08-21 | 李文龙 | Water guide device for bridge expansion joint |
-
2021
- 2021-03-16 CN CN202110281303.5A patent/CN112982151A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209260546U (en) * | 2018-11-23 | 2019-08-16 | 张中夏 | A kind of bridge expanssion joint dredges water installations |
| KR102000175B1 (en) * | 2019-01-28 | 2019-10-01 | 현주건설(주) | Expansion joint structure of road construction |
| CN211312185U (en) * | 2019-08-23 | 2020-08-21 | 李文龙 | Water guide device for bridge expansion joint |
| CN111172866A (en) * | 2020-02-23 | 2020-05-19 | 郑州市公路工程公司 | Bridge expansion joint connecting member with flexible sealing part |
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Application publication date: 20210618 |
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