CN218932857U - Trestle expansion joint waterproof structure - Google Patents
Trestle expansion joint waterproof structure Download PDFInfo
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- CN218932857U CN218932857U CN202223466200.5U CN202223466200U CN218932857U CN 218932857 U CN218932857 U CN 218932857U CN 202223466200 U CN202223466200 U CN 202223466200U CN 218932857 U CN218932857 U CN 218932857U
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Abstract
The utility model relates to a trestle expansion joint waterproof structure, which comprises a first structural main body, a second structural main body, a first waterproof wall, a second waterproof wall, an elastic sealing piece and a drain pipe, wherein an expansion joint is formed between the first structural main body and the second structural main body; the first waterproof wall protrudes upwards to be arranged at one end of the first structural main body, which is close to the second structural main body, the second waterproof wall protrudes upwards to be arranged at one end of the second structural main body, which is close to the first structural main body, and the first waterproof wall and the second waterproof wall are opposite and are arranged at intervals; the elastic sealing piece is arranged above the expansion joint, and the projection of the elastic sealing piece in the up-down direction completely covers the projection of the expansion joint in the up-down direction; the drain pipe runs through first waterproof wall and second waterproof wall in proper order along the length direction of landing stage, and drain pipe and one of first waterproof wall and second waterproof wall fixed connection, another swing joint in drain pipe and the first waterproof wall and the second waterproof wall.
Description
Technical Field
The present disclosure relates to the technical field of expansion joints, and in particular, to a waterproof structure for expansion joints of trestle.
Background
The coal conveying trestle has open air and two types of closed, and the trestle of two types generally adopts the structural style of steel construction support plus concrete floor, all has the easy problem of seepage in expansion joint position, and wherein closed trestle mainly prevents coal conveying wash water seepage, and open trestle still needs to prevent the rainwater seepage.
At present, the deformation joint of the concrete structure is widely used in trestle, and the two ends of the expansion joint are connected in different modes in the existing various expansion joint structures, and various water-stopping facilities such as non-cured asphalt rubber, water stops and the like are filled in the expansion joint.
For this reason, chinese patent document CN214832023U discloses a waterproof maintenance structure of coal conveying stack bridge expansion joint, including first guard wing, the second guard wing, elastic sealing waterproof material and connect the deformation structure in expansion joint inside, elastic sealing waterproof material sets up on the basal plane of expansion joint both sides, this kind of structure is in long-time use, the steel sheet receives the flexible effect of structure and can take place the displacement, lead to the whole deformation of expansion structure to finally be destroyed, in addition, do not set up drainage structures in this scheme, coal conveying wash water or rainwater can pile up on the basal plane, the sealant uses for a long time can age gradually and lead to the infiltration, and along with the flexible effect of landing stage expansion joint both ends for a long time, can lead to the filler in the expansion joint to be extruded, ageing, the connecting device at expansion joint both ends is destroyed, lead to waterproof failure's problem.
Disclosure of Invention
The purpose of the present disclosure is to provide a waterproof structure for expansion joints of trestle, so as to solve the technical problems existing in the related art.
In order to achieve the above-mentioned purpose, the present disclosure provides a landing stage expansion joint waterproof construction, include: the waterproof structure comprises a first structural main body, a second structural main body, a first waterproof wall, a second waterproof wall, an elastic sealing piece and a drain pipe, wherein the first structural main body and the second structural main body are opposite and are arranged at intervals, the height of the upper surface of the second structural main body is higher than that of the upper surface of the first structural main body, and an expansion joint is formed between the first structural main body and the second structural main body;
the first waterproof wall is arranged at one end of the first structural main body, which is close to the second structural main body, in an upward protruding mode, the second waterproof wall is arranged at one end of the second structural main body, which is close to the first structural main body, and the first waterproof wall and the second waterproof wall are opposite and are arranged at intervals;
the elastic sealing piece is arranged above the expansion joint, and the projection of the elastic sealing piece in the up-down direction completely covers the projection of the expansion joint in the up-down direction;
the drain pipe runs through in proper order along the length direction of landing stage first waterproof wall with the second waterproof wall, just the drain pipe with one of first waterproof wall and second waterproof wall fixed connection, the drain pipe with another one of first waterproof wall and second waterproof wall swing joint.
Optionally, the bridge expansion joint waterproof structure still includes the sleeve, the sleeve sets up the inside of first waterproof wall and runs through along the length direction of bridge first waterproof wall, the drain pipe includes first section, second section and third section, the second section is connected first section with between the third section, first section activity wears to establish in the sleeve, the third section is fixed wears to establish in the second waterproof wall, the second section is located the top of expansion joint.
Optionally, the drain pipe further comprises a fourth section connected to an end of the first section remote from the second section, and the fourth section extends to the outside of the first waterproof wall.
Optionally, a drain channel is disposed in the drain pipe, a lowest point of the drain channel near one end of the first structural body is flush with the upper surface of the first structural body, and a lowest point of the drain channel near one end of the second structural body is flush with the upper surface of the second structural body.
Optionally, the elastic sealing element comprises a first elastic sealing element, the first elastic sealing element comprises a first plate body, a second plate body and a third plate body, the second plate body is connected between the first plate body and the third plate body, the second plate body is formed into a V shape, the first plate body and the third plate body are both formed into an L shape, the second plate body is arranged in the expansion joint, the first plate body covers the top surface and the side surface of the first waterproof wall, and the third plate body covers the top surface and the side surface of the second waterproof wall.
Optionally, the elastic sealing element further includes a second elastic sealing element, the second elastic sealing element is disposed below the first elastic sealing element, the second elastic sealing element includes a fourth plate body, a fifth plate body and a sixth plate body, the fifth plate body is disposed between the fourth plate body and the sixth plate body, the fifth plate body is formed into a V-shape, the fifth plate body is disposed in the expansion joint, the fourth plate body extends in a direction away from the second waterproof wall and is at least partially embedded in the first waterproof wall, and the sixth plate body extends in a direction away from the first waterproof wall and is at least partially embedded in the second waterproof wall.
Optionally, the waterproof structure of the expansion joint of the trestle further comprises cement nails, the cement nails are respectively arranged in the first waterproof wall and the second waterproof wall, and the cement nails respectively penetrate through the fourth plate body and the sixth plate body.
Optionally, the trestle expansion joint waterproof structure further comprises a waterproof coating, wherein the waterproof coating is arranged on the second structural main body and extends to the inside of the drain pipe penetrating through the second waterproof wall.
Optionally, the trestle expansion joint waterproof structure further comprises a waterproof coiled material, the waterproof coiled material covers the waterproof coating, and the waterproof coiled material is arranged on the second structural body and extends to the inside of the drain pipe penetrating through the second waterproof wall.
Optionally, the drainage pipes are multiple, and two adjacent drainage pipes are arranged at intervals along the width direction of the first structural main body or the second structural main body.
Through above-mentioned technical scheme, through set up first waterproof wall and second waterproof wall at the relative both ends of first structure main part, second structure main part, can play the effect that blocks to coal conveying sparge water or rainwater from the front and back both sides of expansion joint to avoid or reduce coal conveying sparge water or rainwater and directly flow into the expansion joint in, lead to sealing structure in the expansion joint to take place to ooze water, ageing problem, thereby promote the stability in use and the life of landing stage.
On the other hand, above-mentioned landing stage expansion joint waterproof construction still includes the drain pipe, the drain pipe runs through first waterproof wall and second waterproof wall in proper order along the length direction of landing stage, and the upper surface of second structure main part highly is higher than the high of first structure main part like this, when rainwater or coal conveying wash water inflow to second structure main part upper reaches, need not to set up drive arrangement, ponding can be discharged through wearing the drain pipe of establishing in first waterproof wall and second waterproof wall under the action of gravity, thereby avoid rainwater or coal conveying wash water to pile up between second waterproof wall and second structure main part, and enter into the structure inside through the clearance between second waterproof wall and the second structure main part, lead to the problem of waterproof inefficacy.
In addition, owing to set up the drain pipe, the drain pipe can dredge the water around the expansion joint, and still is provided with elastic sealing element in the top of expansion joint, and elastic sealing element can shelter from the expansion joint to further reduce the ponding volume that flows into in the expansion joint, reach the purpose that promotes the water-proof effects.
Additional features and advantages of the present disclosure will be set forth in the detailed description which follows.
Drawings
The accompanying drawings are included to provide a further understanding of the disclosure, and are incorporated in and constitute a part of this specification, illustrate the disclosure and together with the description serve to explain, but do not limit the disclosure. In the drawings:
fig. 1 is a schematic cross-sectional view of a waterproof structure for an expansion joint of a trestle according to an exemplary embodiment of the present disclosure;
FIG. 2 is an enlarged schematic view of portion A of FIG. 1;
fig. 3 is a schematic cross-sectional view of a waterproof maintenance structure for an expansion joint of a coal conveying stack bridge provided in the related art.
Description of the reference numerals
1-a first structural body; 2-a second structural body; 3-a first waterproof wall; 4-a second waterproof wall; 5-elastic seals; 51-a first resilient seal; 510-a first plate; 511-a second plate; 512-a third plate; 52-a second resilient seal; 6-a drain pipe; 60-drainage channels; 7-an expansion joint; 8-sleeve; 9-a waterproof coating; 10-waterproof coiled materials; 11-concrete building face.
Detailed Description
Specific embodiments of the present disclosure are described in detail below with reference to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating and illustrating the disclosure, are not intended to limit the disclosure.
In this disclosure, unless otherwise indicated, terms such as "up and down direction, length direction" are defined based on the normal use state of the trestle, and specifically, reference may be made to fig. 1, where "inside and outside" refer to the inside and outside of the outline of the corresponding structure, and "far and near" refer to the distance from the corresponding structure. The above directional terms are merely used to facilitate the description of the present disclosure, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operate in a particular orientation, and thus should not be construed as limiting the present disclosure. In addition, it should be noted that terms such as "first", "second", etc. are used to distinguish one element from another element, and do not have order or importance.
At present, referring to fig. 3, the expansion joint waterproof structure of the trestle at the present stage is sealed by various sealants, two ends of the expansion joint are connected by steel plates or other materials, and drainage structures such as drainage pipes are not arranged on the expansion joint waterproof structure of the trestle, so that coal conveying flushing water and rainwater can be accumulated near the expansion joint, and in the long-time use process of the structure, accumulated water can erode the structures such as the sealants and the steel plates, so that the whole deformation of the expansion joint waterproof structure of the trestle is finally destroyed, and the problem of water seepage is further generated.
Based on this, referring to fig. 1 to 2, the present disclosure provides a waterproof structure for expansion joints of a trestle, including: the first structural body 1, the second structural body 2, the first waterproof wall 3, the second waterproof wall 4, the elastic sealing piece 5 and the drain pipe 6 are arranged oppositely and at intervals, the height of the upper surface of the second structural body 2 is higher than that of the upper surface of the first structural body 1, and an expansion joint 7 is formed between the first structural body 1 and the second structural body 2; the first waterproof wall 3 is arranged at one end of the first structural body 1, which is close to the second structural body 2, in an upward protruding manner, the second waterproof wall 4 is arranged at one end of the second structural body 2, which is close to the first structural body 1, and the first waterproof wall 3 and the second waterproof wall 4 are opposite and are arranged at intervals; the elastic sealing piece 5 is arranged above the expansion joint 7, and the projection of the elastic sealing piece 5 in the up-down direction completely covers the projection of the expansion joint 7 in the up-down direction; the drain pipe 6 penetrates through the first waterproof wall 3 and the second waterproof wall 4 in sequence along the length direction of the trestle, the drain pipe 6 is fixedly connected with one of the first waterproof wall 3 and the second waterproof wall 4, and the drain pipe 6 is movably connected with the other of the first waterproof wall 3 and the second waterproof wall 4.
Through above-mentioned technical scheme, through set up first waterproof wall 3 and second waterproof wall 4 at first structure main part 1, the relative both ends of second structure main part 2, can play the effect that blocks to coal conveying sparge water or rainwater from the front and back both sides of expansion joint 7 to avoid or reduce coal conveying sparge water or rainwater and directly flow into expansion joint 7 in, lead to the seal structure in the expansion joint 7 to take place to ooze, ageing problem, thereby promote the stability in use and the life of landing stage.
On the other hand, the expansion joint waterproof structure of the trestle also comprises a drain pipe 6, the drain pipe 6 sequentially penetrates through the first waterproof wall 3 and the second waterproof wall 4 along the length direction of the trestle, the upper surface of the second structural body 2 is higher than the upper surface of the first structural body 1, when rainwater or coal conveying flushing water flows into the upstream of the second structural body 2, a driving device is not required, accumulated water can be discharged through the drain pipe 6 penetrating through the first waterproof wall 3 and the second waterproof wall 4 under the action of gravity, so that rainwater or coal conveying flushing water is prevented from being accumulated between the second waterproof wall 4 and the second structural body 2, and enters into the inside of the structure through a gap between the second waterproof wall 4 and the second structural body 2, and the problem of waterproof failure is caused.
In addition, owing to set up drain pipe 6, drain pipe 6 can dredge the water around the expansion joint 7, and still is provided with elastic sealing element 5 in the top of expansion joint 7, and elastic sealing element 5 can shelter from expansion joint 7 to further reduce the ponding volume that flows into in the expansion joint 7, reach the purpose that promotes the water-proof effects.
In an embodiment that the disclosure provides, optionally, as shown in fig. 1, the bridge expansion joint waterproof structure further includes a sleeve 8, the sleeve 8 is disposed inside the first waterproof wall 3 and penetrates the first waterproof wall 3 along the length direction of the bridge, the drain pipe 6 includes a first section, a second section and a third section, the second section is connected between the first section and the third section, the first section is movably penetrated in the sleeve 8, the third section is fixedly penetrated in the second waterproof wall 4, and the second section is located above the expansion joint 7. Like this, at the flexible in-process of expansion joint 7, i.e. the in-process that first structure main part 1 and second structure main part 2 are close to each other or keep away from each other, drain pipe 6 and second waterproof wall 4 are relatively fixed, and drain pipe 6 can be along the length direction of landing stage flexible in sleeve 8, on the one hand, can avoid this drain pipe 6 to take place to interfere, collide the problem with second waterproof wall 4 at the removal process, on the other hand, also can not cause the influence to the flow of ponding in drain pipe 6.
Or, in another embodiment provided by the present disclosure, the drain pipe 6 may be a corrugated pipe, two ends of the corrugated pipe are respectively inserted into the first waterproof wall 3 and the second waterproof wall 4 and are respectively fixedly connected with the first waterproof wall 3 and the second waterproof wall 4, and in the expansion process of the expansion joint 7, the corrugated pipe located in the expansion joint 7 may also stretch along with the expansion joint 7, so that the purpose of not interfering with the first waterproof wall 3 and the second waterproof wall 4 can be achieved.
Alternatively, as shown in fig. 1, the drain pipe 6 may further include a fourth section connected to an end of the first section remote from the second section, and the fourth section extends to the outside of the first waterproof wall 3. The fourth section extends to the outside of the first waterproof wall 3, on the one hand, enough expansion allowance can be reserved for the water supply and drainage pipe 6, on the other hand, when the accumulated water flows out of the water drainage pipe 6, the accumulated water can be conveyed to a longer distance, so that the situation that accumulated water flows out of the water drainage pipe 6 and flows backwards to the vicinity of the first waterproof wall 3 to be accumulated around the first waterproof wall 3 or permeate into the first waterproof wall 3 can be avoided.
Alternatively, the drain pipe 6 may have therein a drain passage 60, a lowest point of the drain passage 60 near one end of the first structural body 1 being flush with the upper surface of the first structural body 1, and a lowest point of the drain passage 60 near one end of the second structural body 2 being flush with the upper surface of the second structural body 2. The lowest point of the end of the drain channel 60 near the second structural body 2 is flush with the upper surface of the second structural body 2, so that accumulated water accumulated in the upstream of the second structural body 2 is more convenient to enter the drain channel 60, and meanwhile, the lowest point of the end of the drain channel 60 near the first structural body 1 is flush with the upper surface of the first structural body 1, so that accumulated water in the drain channel 60 flows out through the upper surface of the first structural body 1.
Alternatively, as shown in fig. 1, the elastic sealing member 5 may include a first elastic sealing member 51, the first elastic sealing member 51 including a first plate 510, a second plate 511, and a third plate 512, the second plate 511 being connected between the first plate 510 and the third plate 512, the second plate 511 being formed in a V-shape, the first plate 510 and the third plate 512 each being formed in an L-shape, the second plate 511 being disposed in the expansion joint 7, the first plate 510 covering the top and side surfaces of the first waterproof wall 3, and the third plate 512 covering the top and side surfaces of the second waterproof wall 4. When in use, the V-shaped second plate 511 can counteract vibration and deformation by virtue of the deformation capability of the V-shaped second plate 511, and the V-shaped second plate 511 has the advantages of simple processing and low manufacturing cost, thus being a preferable structure of the elastic sealing element 5; in addition, the first plate 510 and the third plate 512 are each formed in an L-shape and can cover the top surfaces and the side surfaces of the first waterproof wall 3 and the second waterproof wall 4, respectively, so that the problem of inward infiltration of coal-feeding flushing water or rainwater from the top surfaces and the side surfaces of the first waterproof wall 3 and the second waterproof wall 4 can be avoided, and the protection effect on the first waterproof wall 3 and the second waterproof wall 4 can be increased.
The material of the first elastic sealing member 51 is not limited in this disclosure, and may be made of any one of metal, plastic or rubber, for example, in an embodiment provided in this disclosure, the first elastic sealing member 51 may be made of aluminum, and the aluminum material has the advantages of corrosion resistance and difficult rust, and the aluminum has a smaller density, so that the overall weight of the trestle bridge can be reduced.
Moreover, since the first elastic sealing member 51 is covered above the expansion joint 7, coal dust, rainwater, flushing water and the like cannot permeate into the expansion joint 7 through the first elastic sealing member 51, and the first elastic sealing member 51 can have a good expansion function, and maintenance operators can not easily damage the first elastic sealing member 51 even stepping on the first elastic sealing member directly.
In order to further improve the connection strength and stability of the waterproof structure, as shown in fig. 1, optionally, the elastic sealing member 5 may further include a second elastic sealing member 52, where the second elastic sealing member 52 is disposed below the first elastic sealing member 51, and the second elastic sealing member 52 includes a fourth plate, a fifth plate, and a sixth plate, where the fifth plate is disposed between the fourth plate and the sixth plate, and the fifth plate is formed into a V-shape, and is disposed in the expansion joint 7, where the fourth plate extends in a direction away from the second waterproof wall 4 and is at least partially embedded in the first waterproof wall 3, and where the sixth plate extends in a direction away from the first waterproof wall 3 and is at least partially embedded in the second waterproof wall 4. Similarly, the fifth plate body formed in a V-shape can counteract vibration and deformation by virtue of its own deformability to adapt to expansion and contraction of the expansion joint 7, and the fourth plate body and the sixth plate body connected to both ends of the fifth plate body are respectively embedded in the first waterproof wall 3 and the second waterproof wall 4, thereby realizing stable connection between the second elastic sealing member 52 and the first waterproof wall 3 and the second waterproof wall 4.
In order to further improve the connection strength between the fourth plate body and the first waterproof wall 3 and the connection strength between the sixth plate body and the second waterproof wall 4, optionally, the expansion joint waterproof structure of the trestle may further include cement nails, the cement nails are respectively disposed in the first waterproof wall 3 and the second waterproof wall 4, and the cement nails are respectively disposed in the fourth plate body and the sixth plate body in a penetrating manner.
Optionally, as shown in fig. 2, the waterproof structure for the expansion joint of the trestle may further include a waterproof coating 9, where the waterproof coating 9 is disposed on the second structural body 2 and extends to the inside of the drain pipe 6 penetrating into the second waterproof wall 4. The waterproof coating 9 is arranged on the second structural body 2 and extends to the inside of the drain pipe 6, so that coal conveying flushing water or rainwater can directly flow into the inside of the drain pipe 6 from the upper part of the second structural body 2 in the process of flowing into the drain pipe 6 from the second structural body 2, the coal conveying flushing water or rainwater can be prevented from penetrating into the inside of the trestle expansion joint waterproof structure from the gap between the second structural body 2 and the second waterproof wall 4, and the waterproof performance of the trestle expansion joint waterproof structure can be further improved.
In the present disclosure, the specific materials and components of the waterproof coating layer 9 are not limited, for example, in an exemplary embodiment provided in the present disclosure, the waterproof coating layer 9 may be SBS (styrene-butadiene-styrene polymer), or may be a polyacrylic acid waterproof material, so long as the blocking effect on the coal-conveying flushing water and rainwater can be achieved.
Further, in one embodiment provided by the present disclosure, as shown in fig. 2, the expansion joint waterproof structure of the trestle may further include a waterproof roll 10, the waterproof roll 10 is covered above the waterproof coating 9, and the waterproof roll 10 is disposed on the second structural body 2 and extends to the inside of the drain pipe 6 penetrating into the second waterproof wall 4. The waterproof coiled material 10 covers the waterproof coating 9, so that on one hand, the waterproof coiled material 10 can cover and protect the waterproof coating 9, coal conveying flushing water or rainwater is prevented from directly contacting the waterproof coating 9, and on the other hand, the waterproof coiled material 10 can be additionally provided with a defense line before the waterproof coating 9, and the waterproof effect is further improved.
Here, the waterproof roll 10 may be covered on the upper surface and the side wall of the second waterproof wall 4 and extend into the drain pipe 6 penetrating the second waterproof wall 4, so that the coal-feeding flushing water or rainwater near the upstream end from the second waterproof wall 4 can be protected from penetrating into the second waterproof wall 4 from the portion.
Here, as shown in fig. 2, after the waterproof coating 9 and the waterproof roll 10 are covered, a re-use trestle concrete building surface layer 11 may be covered above the waterproof roll 10, and the height of the upper surface of the concrete building surface layer 11 may be flush with the height of the drain pipe 6 close to the drain channel 60 of the concrete building surface layer 11 or higher than the height of the drain channel 60, so that the accumulated water may flow into the drain pipe 6 directly through the concrete building surface layer 11.
Alternatively, the plurality of drain pipes 6 may be provided, and two adjacent drain pipes 6 may be disposed at an interval in the width direction of the first structural body 1 or the second structural body 2. The drain pipes 6 which are arranged at intervals along the width direction of the movable two structural bodies of the first structural body 1 can jointly play a role in dredging accumulated water accumulated on the upstream of the second structural body 2, so that the drainage efficiency is further improved, and the situation that accumulated water is accumulated on the upstream of the second structural body 2 again due to untimely drainage or blockage of the individual drain pipes 6 is avoided.
In one exemplary embodiment provided by the present disclosure, the drain pipe 6 has an inner diameter of 100mm to 200mm.
The preferred embodiments of the present disclosure have been described in detail above with reference to the accompanying drawings, but the present disclosure is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solutions of the present disclosure within the scope of the technical concept of the present disclosure, and all the simple modifications belong to the protection scope of the present disclosure.
In addition, the specific features described in the foregoing embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, the present disclosure does not further describe various possible combinations.
Moreover, any combination between the various embodiments of the present disclosure is possible as long as it does not depart from the spirit of the present disclosure, which should also be construed as the disclosure of the present disclosure.
Claims (10)
1. The utility model provides a landing stage expansion joint waterproof construction which characterized in that includes: the waterproof structure comprises a first structural main body, a second structural main body, a first waterproof wall, a second waterproof wall, an elastic sealing piece and a drain pipe, wherein the first structural main body and the second structural main body are opposite and are arranged at intervals, the height of the upper surface of the second structural main body is higher than that of the upper surface of the first structural main body, and an expansion joint is formed between the first structural main body and the second structural main body;
the first waterproof wall is arranged at one end of the first structural main body, which is close to the second structural main body, in an upward protruding mode, the second waterproof wall is arranged at one end of the second structural main body, which is close to the first structural main body, and the first waterproof wall and the second waterproof wall are opposite and are arranged at intervals;
the elastic sealing piece is arranged above the expansion joint, and the projection of the elastic sealing piece in the up-down direction completely covers the projection of the expansion joint in the up-down direction;
the drain pipe runs through in proper order along the length direction of landing stage first waterproof wall with the second waterproof wall, just the drain pipe with one of first waterproof wall and second waterproof wall fixed connection, the drain pipe with another one of first waterproof wall and second waterproof wall swing joint.
2. The bridge expansion joint waterproof structure according to claim 1, further comprising a sleeve, wherein the sleeve is arranged inside the first waterproof wall and penetrates through the first waterproof wall along the length direction of the bridge, the drain pipe comprises a first section, a second section and a third section, the second section is connected between the first section and the third section, the first section is movably penetrated in the sleeve, the third section is fixedly penetrated in the second waterproof wall, and the second section is positioned above the expansion joint.
3. The bridge expansion joint waterproof structure according to claim 2, wherein the drain pipe further comprises a fourth section, the fourth section is connected to an end of the first section away from the second section, and the fourth section extends to the outside of the first waterproof wall.
4. A trestle expansion joint waterproof structure according to any of claims 1-3, characterized in that a drain channel is provided in said drain pipe, the lowest point of said drain channel near one end of said first structural body being flush with the upper surface of said first structural body, and the lowest point of said drain channel near one end of said second structural body being flush with the upper surface of said second structural body.
5. A trestle expansion joint waterproof structure according to any of claims 1-3, characterized in that said elastic sealing member comprises a first elastic sealing member comprising a first plate body, a second plate body and a third plate body, said second plate body being connected between said first plate body and said third plate body, said second plate body being formed in a V-shape, said first plate body and said third plate body each being formed in an L-shape, said second plate body being arranged in said expansion joint, said first plate body covering the top surface and the side surface of said first waterproof wall, said third plate body covering the top surface and the side surface of said second waterproof wall.
6. The bridge expansion joint waterproof structure according to claim 5, wherein the elastic sealing member further comprises a second elastic sealing member, the second elastic sealing member is disposed below the first elastic sealing member, the second elastic sealing member comprises a fourth plate body, a fifth plate body and a sixth plate body, the fifth plate body is disposed between the fourth plate body and the sixth plate body, the fifth plate body is formed into a V-shape, the fifth plate body is disposed in the expansion joint, the fourth plate body extends in a direction away from the second waterproof wall and is at least partially embedded in the first waterproof wall, and the sixth plate body extends in a direction away from the first waterproof wall and is at least partially embedded in the second waterproof wall.
7. The bridge expansion joint waterproof structure according to claim 6, further comprising cement nails, wherein the cement nails are respectively arranged in the first waterproof wall and the second waterproof wall, and the cement nails are respectively arranged in the fourth plate body and the sixth plate body in a penetrating manner.
8. A trestle expansion joint waterproof structure according to any of claims 1-3, and also comprising a waterproof coating provided on said second structural body and extending into the interior of a drain pipe penetrating into said second waterproof wall.
9. The bridge expansion joint waterproof structure according to claim 8, further comprising a waterproof roll, wherein the waterproof roll covers the waterproof coating, is arranged on the second structural body, and extends to the inside of a drain pipe penetrating through the second waterproof wall.
10. The waterproof structure of the expansion joint of the trestle according to any one of claims 1 to 3, wherein a plurality of drainage pipes are arranged at intervals between two adjacent drainage pipes along the width direction of the first structural main body or the second structural main body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223466200.5U CN218932857U (en) | 2022-12-23 | 2022-12-23 | Trestle expansion joint waterproof structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223466200.5U CN218932857U (en) | 2022-12-23 | 2022-12-23 | Trestle expansion joint waterproof structure |
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| Publication Number | Publication Date |
|---|---|
| CN218932857U true CN218932857U (en) | 2023-04-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223466200.5U Active CN218932857U (en) | 2022-12-23 | 2022-12-23 | Trestle expansion joint waterproof structure |
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| CN (1) | CN218932857U (en) |
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2022
- 2022-12-23 CN CN202223466200.5U patent/CN218932857U/en active Active
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