CN114561883A - Waterproof connecting structure for concrete box culvert joint - Google Patents
Waterproof connecting structure for concrete box culvert joint Download PDFInfo
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- CN114561883A CN114561883A CN202210369288.4A CN202210369288A CN114561883A CN 114561883 A CN114561883 A CN 114561883A CN 202210369288 A CN202210369288 A CN 202210369288A CN 114561883 A CN114561883 A CN 114561883A
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- side wall
- box culvert
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F5/00—Draining the sub-base, i.e. subgrade or ground-work, e.g. embankment of roads or of the ballastway of railways or draining-off road surface or ballastway drainage by trenches, culverts, or conduits or other specially adapted means
- E01F5/005—Culverts ; Head-structures for culverts, or for drainage-conduit outlets in slopes
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/16—Arrangement or construction of joints in foundation structures
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/02—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against ground humidity or ground water
- E02D31/025—Draining membranes, sheets or fabric specially adapted therefor, e.g. with dimples
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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Abstract
The invention relates to the technical field of box culverts, and particularly discloses a waterproof connecting structure for a concrete box culvert joint, wherein a first cavity is arranged at the periphery inside the side wall at one end of the box culvert, a second cavity is arranged at the periphery inside the side wall at one end of the box culvert, which is opposite to the first cavity, connecting plates are covered around the outer side wall of the box culvert joint, and a waterproof mechanism is arranged at the box culvert joint; the waterproof mechanism comprises a first straight plate, a second straight plate and a sealing assembly; the sealing components are arranged on the side walls of the two ends of the box culvert; the first straight plate is connected inside the first cavity in a sliding mode, and a plurality of first pushing pieces for driving the sealing assembly to move are fixedly connected to the bottom of the first straight plate; the second straight plate is connected inside the second cavity in a sliding mode, and a plurality of second pushing pieces for driving the sealing assembly to move are fixedly connected to the bottom of the second straight plate; the sealing piece is compressed through the matching work of the convex block and the limiting groove, so that a gap is avoided, and the waterproof effect of the box culvert is ensured.
Description
Technical Field
The invention relates to the technical field of box culverts, in particular to a waterproof connecting structure for concrete box culvert joints.
Background
The box culvert is the culvert that forms through concrete and steel bar pouring, and for the construction of making things convenient for the box culvert, the workman realizes box culvert monolithic connection through the equipment that carries out a plurality of box culverts, for the leakproofness of guaranteeing the box culvert, needs carry out water repellent to box culvert seam crossing.
Current box culvert is when carrying out water repellent, and the manual work is in the joint directly bonding meet water inflation sealing rod, meets water inflation sealing rod and absorbs water the inflation and carry out the waterproof in gap, but can appear meeting water inflation sealing rod and box culvert after the long-term use of box culvert and be connected not firm phenomenon, leads to box culvert joint seam crossing to appear the infiltration, and water-proof effects is relatively poor.
Disclosure of Invention
The application provides a waterproof connection structure for concrete box culvert seam has the possibility that reduces adjacent box culvert seam crossing and takes place the infiltration for its seam crossing of box culvert after connecting fixedly has good water-proof effects.
The application provides a pair of a waterproof connection structure for concrete box culvert seam adopts following technical scheme:
a waterproof connecting structure for concrete box culvert joints comprises a plurality of box culverts which are connected in sequence; the periphery of the inside of the side wall of one end of the box culvert is provided with a first cavity, the periphery of the inside of the side wall of one end of the box culvert, which is opposite to the first cavity, is provided with a second cavity, the periphery of the outer side wall of the box culvert joint is covered with a connecting plate, and the box culvert joint is provided with a waterproof mechanism; a pressing mechanism is arranged on the connecting plate; the waterproof mechanism comprises a first straight plate, a second straight plate and a sealing assembly; the sealing components are arranged on the side walls of the two ends of the box culvert; the first straight plate is connected inside the first cavity in a sliding mode, the top of the first straight plate is in contact with the pressing mechanism, and a plurality of first pushing pieces for driving the sealing assembly to move are fixedly connected to the bottom of the first straight plate; the second straight plate is connected inside the second cavity in a sliding mode, the top of the second straight plate is in contact with the pressing mechanism, and a plurality of second pushing pieces for driving the sealing assembly to move are fixedly connected to the bottom of the second straight plate.
Through adopting above-mentioned technical scheme for the box culvert connects back seam crossing and has good water-proof effects, when assembling the box culvert after, fix adjacent box culvert through the connecting plate, the rethread pushes down the motion that the mechanism realized the straight board of first straight board and second, and then makes seal assembly seal up adjacent box culvert seam crossing, thereby makes box culvert seam crossing have good leakproofness, and then makes the box culvert connect the back and has good water-proof effects, avoids box culvert seam crossing to take place the infiltration phenomenon.
Preferably, first sliding grooves are formed in the periphery of the side wall of one end of the box culvert, and second sliding grooves matched with the first sliding grooves are formed in the periphery of the side wall of one end, opposite to the first sliding grooves, of the box culvert; the first chute and the first cavity are positioned at the same end part, and the first chute is communicated with the interior of the first cavity; the second chute and the second cavity are positioned at the same end part, and the second chute is communicated with the inside of the second cavity; the sealing assembly comprises a first sliding block, a second sliding block and a sealing sheet; the first sliding block is connected inside the first sliding groove in a sliding mode, the side wall of the first sliding block is in contact with the first pushing piece, the side wall, far away from the second sliding block, of the first sliding block is connected with the inner side wall of the first sliding groove through a first spring, and a sealing groove is formed in the first sliding block relative to the side wall of the first spring; the sealing sheet is fixedly connected to the inner side wall of the sealing groove; the second sliding block is connected inside the second sliding chute in a sliding mode, the side wall of the second sliding block is in contact with the second pushing piece, the side wall, far away from the first sliding block, of the second sliding block is connected with the inner side wall of the second sliding chute through a second spring, and a convex block is fixedly connected to the side wall, opposite to the second spring, of the second sliding block; the convex block is matched and clamped with the sealing groove.
Through adopting above-mentioned technical scheme, realize the sealed of adjacent box culvert seam crossing through the cooperation work of lug and seal groove, make adjacent box culvert seam crossing have good leakproofness, when pushing down the mechanism and promoting first straight board and the straight board of second and slide, first impeller promotes first slider and moves along first spout, second impeller promotes the second slider and moves along the second spout, and then make the lug card go into in the seal groove, the lug card is gone into behind the seal groove, lug extrusion gasket, make the gasket block up the seam, thereby make box culvert seam crossing have good sealed water-proof effects.
Preferably, a plurality of first through holes for communicating the first chute with the first cavity are formed in the inner side wall of the first chute; a plurality of second through holes for communicating the second chute with the second cavity are formed in the inner side wall of the second chute; the first pushing piece comprises a first push rod and a third spring; the first push rod is fixedly connected to the side wall of the first straight plate, the first push rod is connected in the first through hole in a sliding mode, and the end portion of the first push rod is in contact with the first sliding block; the third spring is sleeved outside the first push rod, and two ends of the third spring are respectively connected with the side wall of the first straight plate close to the first push rod and the inner side wall of the first cavity; the second pushing piece comprises a second push rod and a fourth spring; the second push rod is fixedly connected to the side wall of the second straight plate, the second push rod is connected in the second through hole in a sliding mode, and the end portion of the second push rod is in contact with the second sliding block; the fourth spring is sleeved outside the second push rod, and two ends of the fourth spring are respectively connected with the second straight plate close to the second push rod and the inner side wall of the second cavity.
Through adopting above-mentioned technical scheme for first slider and second slider move along first spout and second spout respectively, when pushing down the mechanism extrusion first straight board and the straight board of second slides, first straight board promotes first slider of first push rod extrusion and slides, and the straight board of second promotes the second push rod extrusion second slider and slides, and then realizes sealing to box culvert seam crossing.
Preferably, a plurality of first threaded holes are formed in the inner side wall of the first cavity; the first threaded hole penetrates through the side wall of the box culvert to the outside; a plurality of second threaded holes are formed in the inner side wall of the second cavity; the second threaded hole penetrates through the side wall of the box culvert to the outside; a plurality of third through holes and fourth through holes are formed in the connecting plate; the pressing mechanism comprises a first threaded rod and a second threaded rod; the first threaded rod penetrates through the third through hole, a first sealing ring is sleeved outside the first threaded rod, and the first threaded rod is in threaded fit with the first threaded hole; the second threaded rod penetrates through the fourth through hole, a second sealing ring is sleeved outside the second threaded rod, and the second threaded rod is in threaded fit with the second threaded hole.
Through adopting above-mentioned technical scheme, realize the motion of first straight board and the straight board of second, rotate first threaded rod and second threaded rod, first threaded rod extrudees first straight board, the second threaded rod extrudees the straight board of second, make first slider and second slider slip promoted respectively by first push rod and second push rod, when first threaded rod and second threaded rod are twisted to the stroke terminal point, first threaded rod and second threaded rod compress tightly first sealing washer and second sealing washer respectively, make third through-hole and fourth through-hole department have good leakproofness, further promote the leakproofness of box culvert seam crossing.
Preferably, a first inclined plane is arranged on one side, close to the first spring, of the first sliding block; a second inclined plane is arranged on one side, close to the second spring, of the second sliding block; a first fillet matched with the first inclined plane is arranged at the end part of the first push rod close to the first push rod; and a second round angle matched with the second inclined plane is arranged at the end part of the second push rod.
Through adopting above-mentioned technical scheme, realize the block work of first slider and second slider, when first push rod and second push rod gliding extrusion, through first fillet and first inclined plane cooperation work, second fillet and second inclined plane cooperation work for first slider and second slider slide and be close to gradually along first spout and second spout respectively, and then make lug and seal groove cooperation work realize the sealed of butt joint department.
Preferably, a plurality of first bolt holes are formed in the outer side wall of the box culvert, a group of positioning rods are fixedly connected to the side wall of the end face of the box culvert where the first sliding chute is located, and positioning holes matched with the positioning rods are formed in the end face of the box culvert where the first sliding chute is located; a plurality of second bolt holes are formed in the connecting plate; and the second bolt hole is internally threaded with a bolt matched with the first bolt hole.
Through adopting above-mentioned technical scheme, realize the connection between the adjacent box culvert, when carrying out the box culvert installation, realize the connection of adjacent box culvert through the cooperation work of locating lever and locating hole, avoid the box culvert to take place the dislocation to establish the joint seam department at the box culvert lateral wall with the connecting plate lid, realize the fixed connection between the box culvert through screwing up the bolt.
Preferably, a first water stopping groove is arranged on the side wall of the box culvert, which is located at the same end as the first sliding groove, and a second water stopping groove is arranged on the side wall of the box culvert, which is opposite to the first water stopping groove; the inner side wall of the first water stopping groove is fixedly connected with a water absorption expansion water stopping strip; the second water stopping groove corresponds to the first water stopping groove.
Through adopting above-mentioned technical scheme, realize reducing the box culvert seam and taking place the possibility of infiltration to the absorption of the moisture of box culvert seam crossing, when the phenomenon that takes place to seep water, the inflation after the expansion waterstop that absorbs water carries out stifled tightly with the seam, reduces the moisture and continues the possibility of infiltration to guarantee the prevention of seepage water effect of seam crossing.
Preferably, the inner side wall of the first water stopping groove is fixedly connected with a first sealing strip and a second sealing strip; the water absorption expansion water stop strip is positioned between the first sealing strip and the second sealing strip.
Through adopting above-mentioned technical scheme, promote the leakproofness between the box culvert, after the box culvert is connected, first sealing strip of adjacent box culvert lateral wall extrusion and second sealing strip, first sealing strip and second sealing strip pressurized deformation are stifled tight with the gap for box culvert seam crossing has better sealed effect, reduces the possibility that seam crossing takes place the infiltration.
Preferably, a first concave part and a first convex part are arranged on the side wall of the box culvert, which is positioned at the same end as the first water stop tank, and a second convex part and a second concave part are arranged on the side wall of the box culvert, which is positioned at the same end as the second water stop tank; the first concave part is matched with the second convex part; the first recessed portion is matched with the second recessed portion.
Through adopting above-mentioned technical scheme, increase the area of contact of adjacent box culvert lateral wall, when the infiltration phenomenon takes place, through the cooperation of first depressed part and first bellying, the cooperation of second bellying and second depressed part prolongs the route of water infiltration to reduce the box culvert possibility that the infiltration appears, promote the water-proof effects of box culvert seam crossing.
Preferably, waterproof coiled materials are covered at the seams of the outer side walls of the box culverts adjacent to each other; the connecting plate is located outside the waterproof roll.
Through adopting above-mentioned technical scheme, further promote the water-proof effects of box culvert seam crossing, lay waterproofing membrane in box culvert lateral wall seam crossing to compress tightly waterproofing membrane through the connecting plate, make the seam crossing of box culvert lateral wall have good sealed effect, reduce the box culvert and take place the possibility of infiltration.
In summary, the present application has the following beneficial effects:
1. after the box culverts are connected, the adjacent box culverts are fixed through the connecting plates, the first straight plate and the second straight plate move through the first threaded rod and the second threaded rod, so that the first push rod pushes the first sliding block to move, the second push rod pushes the second sliding block to move, the convex block is clamped into the sealing groove to extrude the sealing piece, the sealing piece tightly blocks the seam, the occurrence of the seam is avoided, and the seam of the box culverts has a good sealing and waterproof effect;
2. the water absorption expansion water stop strips are arranged at the seams of the box culvert to absorb water, and when the water seepage phenomenon occurs, the water absorption expansion water stop strips expand after absorbing water, so that the seams are tightly blocked, the possibility of continuous permeation of water is reduced, and the waterproof effect of the box culvert is further improved;
3. set adjacent box culvert contact site to wavy, increase the area of contact of adjacent box culvert lateral wall, when the infiltration phenomenon takes place, through the cooperation of first depressed part and first bellying, second bellying and the cooperation of second depressed part, the route of extension water infiltration reduces the box culvert possibility that the infiltration appears to the box culvert to set up waterproofing membrane in box culvert seam outside, compress tightly waterproofing membrane through the connecting plate, guarantee waterproofing membrane to the sealed effect of seam, thereby further improve the holistic water-proof effects of box culvert.
Drawings
FIG. 1 is a schematic structural view of a waterproof connecting structure for concrete box culvert joints;
FIG. 2 is a schematic view of a half-section of a waterproof connecting structure for concrete box culvert joints;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is a schematic structural diagram of a box culvert in the present application;
FIG. 5 is an enlarged view of a portion of FIG. 2 at B;
FIG. 6 is an enlarged view of a portion of FIG. 4 at C;
description of reference numerals: 1. a box culvert; 11. a first cavity; 111. a first threaded hole; 12. a second cavity; 121. a second threaded hole; 13. a first chute; 14. a second chute; 15. a first through hole; 16. a second through hole; 17. a first bolt hole; 18. a first water stop tank; 181. water absorption expansion water stop bar; 182. a first seal strip; 183. a second seal strip; 19. a second water stop tank; 2. a connecting plate; 21. a pressing mechanism; 211. a first threaded rod; 212. a second threaded rod; 213. a first seal ring; 214. a second seal ring; 22. a third through hole; 23. a fourth via hole; 24. a second bolt hole; 3. a waterproof mechanism; 31. a first straight plate; 32. a second straight plate; 33. a seal assembly; 331. a first slider; 332. a second slider; 333. sealing the sheet; 334. a sealing groove; 335. a bump; 336. a first inclined plane; 337. a second inclined plane; 338. a first rounded corner; 339. a second rounded corner; 34. a first push rod; 35. a second push rod; 4. positioning a rod; 41. positioning holes; 5. waterproof coiled materials; 6. a first recess; 7. a first boss portion; 8. a second boss portion; 9. a second recess.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings. In which like parts are designated by like reference numerals. It should be noted that, as used in the following description, the terms "front," "rear," "left," "right," "upper," "lower," "bottom" and "top" refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
The invention discloses a waterproof connecting structure for concrete box culvert joints, which comprises a plurality of box culverts 1 which are connected in sequence as shown in figures 1, 2 and 3; the periphery of the inside of the side wall of one end of the box culvert 1 is provided with a first cavity 11, the periphery of the inside of the side wall of one end of the box culvert 1 opposite to the first cavity 11 is provided with a second cavity 12, the periphery of the outer side wall of the seam of the box culvert 1 is covered with a connecting plate 2, and the seam of the box culvert 1 is provided with a waterproof mechanism 3; a pressing mechanism 21 is arranged on the connecting plate 2; the waterproof mechanism 3 includes a first straight plate 31, a second straight plate 32, and a seal assembly 33; the sealing components 33 are arranged on the side walls of the two ends of the box culvert 1; the first straight plate 31 is connected in the first cavity 11 in a sliding manner, the top of the first straight plate 31 is in contact with the pressing mechanism 21, and the bottom of the first straight plate 31 is fixedly connected with a plurality of first pushing pieces for driving the sealing assembly 33 to move; a second straight plate (32) is connected in the second cavity 12 in a sliding manner, the top of the second straight plate 32 is in contact with the pressing mechanism 21, and the bottom of the second straight plate 32 is fixedly connected with a plurality of second pushing parts for driving the sealing assembly 33 to move; a first sliding chute 13 is arranged on the periphery of the side wall of one end of the box culvert 1, and a second sliding chute 14 matched with the first sliding chute 13 is arranged on the periphery of the side wall of one end of the box culvert 1 opposite to the first sliding chute 13; the first chute 13 and the first cavity 11 are positioned at the same end part, and the first chute 13 is communicated with the interior of the first cavity 11; the second chute 14 and the second cavity 12 are positioned at the same end, and the second chute 14 is communicated with the interior of the second cavity 12; seal assembly 33 includes a first slider 331, a second slider 332, and a sealing plate 333; the first sliding block 331 is connected inside the first sliding groove 13 in a sliding manner, the side wall of the first sliding block 331 is in contact with the first pushing piece, the side wall of the first sliding block 331, which is far away from the second sliding block 332, is connected with the inner side wall of the first sliding groove 13 through a first spring, and a sealing groove 334 is formed in the side wall of the first sliding block 331, which is opposite to the first spring; the sealing sheet 333 is fixedly connected on the inner side wall of the sealing groove 334; the second sliding block 332 is connected inside the second sliding chute 14 in a sliding manner, the side wall of the second sliding block 332 is in contact with the second pushing piece, the side wall of the second sliding block 332 far away from the first sliding block 331 is connected with the inner side wall of the second sliding chute 14 through a second spring, and a convex block 335 is fixedly connected on the side wall of the second sliding block 332 opposite to the second spring; the convex block 335 is matched and clamped with the sealing groove 334; a plurality of first through holes 15 for communicating the first chute 13 with the first cavity 11 are formed in the inner side wall of the first chute 13; a plurality of second through holes 16 for communicating the second chute 14 with the second cavity 12 are arranged on the inner side wall of the second chute 14; the first pusher comprises a first push rod 34 and a third spring; the first push rod 34 is fixedly connected to the side wall of the first straight plate 31, the first push rod 34 is slidably connected in the first through hole 15, and the end part of the first push rod 34 is in contact with the first sliding block 331; the third spring is sleeved outside the first push rod 34, and two ends of the third spring are respectively connected with the side wall of the first straight plate 31 close to the first push rod 34 and the inner side wall of the first cavity 11; the second pusher comprises a second push rod 35 and a fourth spring; the second push rod 35 is fixedly connected to the side wall of the second straight plate 32, the second push rod 35 is slidably connected in the second through hole 16, and the end of the second push rod 35 is in contact with the second sliding block 332; the fourth spring is sleeved outside the second push rod 35, and two ends of the fourth spring are respectively connected with the second straight plate 32 close to the second push rod 35 and the inner side wall of the second cavity 12; after the box culvert 1 is assembled, the adjacent box culvert 1 is fixed through the connecting plates 2, the first straight plate 31 and the second straight plate 32 move through the pressing mechanism 21, when the lower pressing mechanism 21 pushes the first straight plate 31 and the second straight plate 32 to slide, the first pushing member pushes the first sliding block 331 to move along the first sliding slot 13, the second pushing member pushes the second sliding block 332 to move along the second sliding slot 14, thereby, the protrusion 335 is inserted into the sealing groove 334, and after the protrusion 335 is inserted into the sealing groove 334, the bump 335 presses the sealing sheet 333, so that the sealing sheet 333 tightly blocks the seam, thereby ensuring that the joint of the box culvert 1 has good sealing and water-proof effects, avoiding poor water seepage-proof effects when the joint of the box culvert 1 is sealed only by the water stop strips, the box culvert 1 is integrally provided with a good waterproof effect after being connected, and the possibility of water seepage at the joint of the box culvert 1 is reduced.
As shown in fig. 2 and 3, a plurality of first threaded holes 111 are formed in the inner side wall of the first cavity 11; the first threaded hole 111 penetrates through the side wall of the box culvert 1 to the outside; a plurality of second threaded holes 121 are formed in the inner side wall of the second cavity 12; the second threaded hole 121 penetrates through the side wall of the box culvert 1 to the outside; a plurality of third through holes 22 and fourth through holes 23 are formed in the connecting plate 2; the pressing mechanism 21 includes a first threaded rod 211 and a second threaded rod 212; the first threaded rod 211 penetrates through the third through hole 22, a first sealing ring 213 is sleeved outside the first threaded rod 211, and the first threaded rod 211 is in threaded fit with the first threaded hole 111; the second threaded rod 212 penetrates through the fourth through hole 23, a second sealing ring 214 is sleeved outside the second threaded rod 212, and the second threaded rod 212 is in threaded fit with the second threaded hole 121; through rotating first threaded rod 211 and second threaded rod 212, first threaded rod 211 extrudees first straight board 31, second threaded rod 212 extrudees second straight board 32, make first push rod 34 and second push rod 35 promote first slider 331 and second slider 332 respectively and slide, when first threaded rod 211 and second threaded rod 212 twist to the stroke end, first threaded rod 211 and second threaded rod 212 compress tightly first sealing washer 213 and second sealing washer 214 respectively, make third through-hole 22 and fourth through-hole 23 department have good leakproofness, further promote the leakproofness of box culvert 1 seam crossing.
As shown in fig. 3, a first inclined surface 336 is disposed on one side of the first slider 331 close to the first spring; a second inclined surface 337 is arranged on one side of the second slider 332 close to the second spring; the end of the first push rod 34 close to the first push rod 34 is provided with a first round corner 338 matched with the first inclined surface 336; the end of the second push rod 35 is provided with a second round angle 339 matched with the second inclined surface 337; when the first push rod 34 and the second push rod 35 slide downwards and extrude, the first rounded corner 338 and the first inclined surface 336 work together, and the second rounded corner 339 and the second inclined surface 337 work together, so that the first slider 331 and the second slider 332 respectively slide along the first sliding groove 13 and the second sliding groove 14 and gradually approach each other, and further the bump 335 and the sealing groove 334 work together to seal the seam.
As shown in fig. 4, 5 and 6, a plurality of first bolt holes 17 are formed in the outer side wall of the box culvert 1, a group of positioning rods 4 is fixedly connected to the side wall of the end face of the box culvert 1 where the first sliding chute 13 is located, and positioning holes 41 matched with the positioning rods 4 are formed in the end face of the box culvert 1 where the first sliding chute 13 is located; a plurality of second bolt holes 24 are formed in the connecting plate 2; a bolt matched with the first bolt hole 17 is connected with the second bolt hole 24 in a threaded manner; when carrying out the installation of box culvert 1, realize being connected of adjacent box culvert 1 through locating lever 4 and locating hole 41's cooperation work, avoid the box culvert 1 to take place the dislocation to establish the seam crossing of 1 lateral wall of box culvert with connecting plate 2 lid, realize the fixed connection between the box culvert 1 through screwing up the bolt.
As shown in fig. 5 and 6, a first water-stopping groove 18 is arranged on the side wall of the box culvert 1 at the same end as the first chute 13, and a second water-stopping groove 19 is arranged on the side wall of the box culvert 1 opposite to the first water-stopping groove 18; a water-absorbing expansion water-stopping strip 181 is fixedly connected to the inner side wall of the first water-stopping tank 18; the second water stop tank 19 corresponds to the first water stop tank 18; a first sealing strip 182 and a second sealing strip 183 are fixedly connected to the inner side wall of the first water stopping tank 18; the water-absorbing expansion water stop strip 181 is positioned between the first sealing strip 182 and the second sealing strip 183; after box culvert 1 connects, adjacent box culvert 1 lateral wall extrudees first sealing strip 182 and second sealing strip 183, first sealing strip 182 and second sealing strip 183 pressurized deformation are stifled tight with the gap for box culvert 1 seam crossing has better sealed effect, reduce the possibility that seam crossing takes place the infiltration, when taking place the infiltration phenomenon, the inflation is carried out after the expansion sealing strip 181 that absorbs water, block up the seam tightly, reduce the possibility that moisture continues the infiltration, thereby guarantee the prevention of seepage water effect of seam crossing.
As shown in fig. 5 and 6, the side wall of the box culvert 1 at the same end as the first water stop tank 18 is provided with a first concave part 6 and a first convex part 7, and the side wall of the box culvert 1 at the same end as the second water stop tank 19 is provided with a second convex part 8 and a second concave part 9; the first recess 6 cooperates with the second projection 8; the first recess 6 cooperates with the second recess 9; through the cooperation of first depressed part 6 and first bellying 7, the cooperation of second bellying 8 and second depressed part 9 increases the area of contact of 1 lateral wall of adjacent box culvert, prolongs the route of water infiltration to reduce the possibility that the infiltration appears in box culvert 1, promote the water-proof effects of 1 seam crossing of box culvert.
As shown in fig. 3, a waterproof roll 5 is covered at the seam of the outer side walls of the adjacent box culverts 1; the connecting plate 2 is positioned outside the waterproof roll 5; lay waterproofing membrane 5 in 1 lateral wall seam crossing of box culvert to compress tightly waterproofing membrane 5 through connecting plate 2, make the seam crossing of 1 lateral wall of box culvert have good sealed effect, reduce the possibility that 1 emergence of box culvert seeped water.
The working principle is as follows: when the box culvert 1 is installed, the adjacent box culverts 1 are connected through the matching work of the positioning rods 4 and the positioning holes 41, the dislocation of the box culverts 1 is avoided, the waterproof coiled material 5 is laid at the seam of the outer side wall of the box culvert 1, the waterproof coiled material 5 is tightly pressed through the connecting plates 2, the fixed connection between the box culverts 1 is realized through screwing bolts, the arrangement of the waterproof coiled material 5 ensures that the seam of the outer side wall of the box culvert 1 has good sealing effect, after the connection of the box culvert 1 is completed, the side wall of the adjacent box culvert 1 extrudes the first sealing strip 182 and the second sealing strip 183, the first sealing strip 182 and the second sealing strip 183 are deformed under pressure to tightly block the seam, so that the seam of the box culvert 1 has better sealing effect, the possibility of water seepage at the seam is reduced, when the water seepage phenomenon occurs, the water-absorbing expansion water-stopping strip 181 expands to block the seam, and the possibility of continuous seepage of water is reduced, the water seepage prevention effect at the joint is ensured, the first straight plate 31 and the second straight plate 32 slide by rotating the first threaded rod 211 and the second threaded rod 212, the first push rod 34 and the second push rod 35 respectively push the first sliding block 331 and the second sliding block 332 to slide and gradually approach, finally the convex block 335 is clamped in the sealing groove 334, the convex block 335 is clamped in the sealing groove 334 and then presses the sealing sheet 333, so that the sealing sheet 333 tightly blocks the joint, the joint of the box culvert 1 has good sealing performance, when the first threaded rod 211 and the second threaded rod 212 are screwed to the stroke end point, the first threaded rod 211 and the second threaded rod 212 respectively compress the first sealing ring 213 and the second sealing ring 214, so that the third through hole 22 and the fourth through hole 23 have good sealing performance, the sealing performance at the joint of the box culvert 1 is further improved, and the possibility of water seepage of the box culvert 1 is reduced, thereby the seam of the box culvert 1 has good waterproof effect.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. The utility model provides a waterproof connection structure for concrete box culvert seam which characterized in that: comprises a plurality of box culverts (1) which are connected in sequence; the periphery of the inside of the side wall of one end of the box culvert (1) is provided with a first cavity (11), the periphery of the inside of the side wall of one end of the box culvert (1) opposite to the first cavity (11) is provided with a second cavity (12), the periphery of the outer side wall of the seam of the box culvert (1) is covered with a connecting plate (2), and the seam of the box culvert (1) is provided with a waterproof mechanism (3); a pressing mechanism (21) is arranged on the connecting plate (2); the waterproof mechanism (3) comprises a first straight plate (31), a second straight plate (32) and a sealing assembly (33); the sealing components (33) are arranged on the side walls of the two ends of the box culvert (1); the first straight plate (31) is connected in the first cavity (11) in a sliding mode, the top of the first straight plate (31) is in contact with the pressing mechanism (21), and a plurality of first pushing pieces for driving the sealing assembly (33) to move are fixedly connected to the bottom of the first straight plate (31); the second straight plate (32) is connected inside the second cavity (12) in a sliding mode, the top of the second straight plate (32) is in contact with the pressing mechanism (21), and a plurality of second pushing pieces for driving the sealing assembly (33) to move are fixedly connected to the bottom of the second straight plate (32).
2. The waterproof connecting structure for the concrete box culvert joint according to claim 1, wherein: first sliding grooves (13) are formed in the periphery of the side wall of one end of the box culvert (1), and second sliding grooves (14) matched with the first sliding grooves (13) are formed in the periphery of the side wall of one end, opposite to the first sliding grooves (13), of the box culvert (1); the first sliding chute (13) and the first cavity (11) are positioned at the same end part, and the first sliding chute (13) is communicated with the interior of the first cavity (11); the second sliding chute (14) and the second cavity (12) are positioned at the same end part, and the second sliding chute (14) is communicated with the interior of the second cavity (12); the seal assembly (33) comprises a first slider (331), a second slider (332), and a sealing plate (333); the first sliding block (331) is connected inside the first sliding groove (13) in a sliding mode, the side wall of the first sliding block (331) is in contact with the first pushing piece, the side wall, far away from the second sliding block (332), of the first sliding block (331) is connected with the inner side wall of the first sliding groove (13) through a first spring, and a sealing groove (334) is formed in the side wall, opposite to the first spring, of the first sliding block (331); the sealing sheet (333) is fixedly connected to the inner side wall of the sealing groove (334); the second sliding block (332) is connected inside the second sliding chute (14) in a sliding mode, the side wall of the second sliding block (332) is in contact with the second pushing piece, the side wall, far away from the first sliding block (331), of the second sliding block (332) is connected with the inner side wall of the second sliding chute (14) through a second spring, and a convex block (335) is fixedly connected to the side wall, opposite to the second spring, of the second sliding block (332); the protruding block (335) is matched and clamped with the sealing groove (334).
3. The waterproof connecting structure for the concrete box culvert joint according to claim 2, wherein: a plurality of first through holes (15) for communicating the first chute (13) with the first cavity (11) are formed in the inner side wall of the first chute (13); a plurality of second through holes (16) for communicating the second chute (14) and the second cavity (12) are formed in the inner side wall of the second chute (14); the first pusher comprises a first push rod (34) and a third spring; the first push rod (34) is fixedly connected to the side wall of the first straight plate (31), the first push rod (34) is connected in the first through hole (15) in a sliding mode, and the end portion of the first push rod (34) is in contact with the first sliding block (331); the third spring is sleeved outside the first push rod (34), and two ends of the third spring are respectively connected with the side wall, close to the first push rod (34), of the first straight plate (31) and the inner side wall of the first cavity (11); the second pushing piece comprises a second push rod (35) and a fourth spring; the second push rod (35) is fixedly connected to the side wall of the second straight plate (32), the second push rod (35) is connected in the second through hole (16) in a sliding mode, and the end portion of the second push rod (35) is in contact with the second sliding block (332); the fourth spring is sleeved outside the second push rod (35), and two ends of the fourth spring are respectively connected with the second straight plate (32) close to the second push rod (35) and the inner side wall of the second cavity (12).
4. The waterproof connecting structure for the concrete box culvert joint according to claim 1, wherein: a plurality of first threaded holes (111) are formed in the inner side wall of the first cavity (11); the first threaded hole (111) penetrates through the side wall of the box culvert (1) to the outside; a plurality of second threaded holes (121) are formed in the inner side wall of the second cavity (12); the second threaded hole (121) penetrates through the side wall of the box culvert (1) to the outside; a plurality of third through holes (22) and fourth through holes (23) are formed in the connecting plate (2); the pressing mechanism (21) comprises a first threaded rod (211) and a second threaded rod (212); the first threaded rod (211) penetrates through the third through hole (22), a first sealing ring (213) is sleeved outside the first threaded rod (211), and the first threaded rod (211) is in threaded fit with the first threaded hole (111); the second threaded rod (212) penetrates through the fourth through hole (23), a second sealing ring (214) is sleeved outside the second threaded rod (212), and the second threaded rod (212) is in threaded fit with the second threaded hole (121).
5. The waterproof connecting structure for the concrete box culvert joint according to claim 3, wherein: a first inclined plane (336) is arranged on one side, close to the first spring, of the first sliding block (331); a second inclined surface (337) is arranged on one side, close to the second spring, of the second sliding block (332); the end part of the first push rod (34) close to the first push rod (34) is provided with a first round corner (338) matched with the first inclined surface (336); and a second round corner (339) matched with the second inclined surface (337) is arranged at the end part of the second push rod (35).
6. The waterproof connecting structure for the concrete box culvert joint according to claim 1, wherein: a plurality of first bolt holes (17) are formed in the outer side wall of the box culvert (1), a group of positioning rods (4) are fixedly connected to the side wall of the end face of the box culvert (1) where the first sliding grooves (13) are located, and positioning holes (41) matched with the positioning rods (4) are formed in the end face of the box culvert (1) where the first sliding grooves (13) are located; a plurality of second bolt holes (24) are formed in the connecting plate (2); and a bolt matched with the first bolt hole (17) is connected in the second bolt hole (24) in a threaded manner.
7. The waterproof connecting structure for the concrete box culvert joint according to claim 2, wherein: a first water stopping groove (18) is formed in the side wall of the box culvert (1) and the same end of the first sliding groove (13), and a second water stopping groove (19) is formed in the side wall of the box culvert (1) opposite to the first water stopping groove (18); the inner side wall of the first water stopping tank (18) is fixedly connected with a water absorption expansion water stopping strip (181); the second water stop groove (19) corresponds to the first water stop groove (18).
8. The waterproof connecting structure for the concrete box culvert joint according to claim 7, wherein: a first sealing strip (182) and a second sealing strip (183) are fixedly connected to the inner side wall of the first water stopping tank (18); the water-absorbing expansion water-stop strip (181) is positioned between the first sealing strip (182) and the second sealing strip (183).
9. The waterproof connecting structure for the concrete box culvert joint according to claim 8, wherein: a first concave part (6) and a first convex part (7) are arranged on the side wall of the box culvert (1) and the first water stopping tank (18) which are positioned at the same end, and a second convex part (8) and a second concave part (9) are arranged on the side wall of the box culvert (1) and the second water stopping tank (19) which are positioned at the same end; the first concave part (6) is matched with the second convex part (8); the first recess (6) cooperates with the second recess (9).
10. The waterproof connecting structure for the concrete box culvert joint according to claim 1, wherein: waterproof coiled materials (5) are covered at the joint of the outer side walls of the adjacent box culverts (1); the connecting plate (2) is positioned outside the waterproof roll (5).
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| CN202210369288.4A CN114561883B (en) | 2022-04-08 | 2022-04-08 | Waterproof connection structure for concrete box culvert joint |
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| CN202210369288.4A CN114561883B (en) | 2022-04-08 | 2022-04-08 | Waterproof connection structure for concrete box culvert joint |
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| CN114561883B CN114561883B (en) | 2023-09-12 |
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| CN116002789A (en) * | 2023-03-20 | 2023-04-25 | 山东省地质矿产勘查开发局八〇一水文地质工程地质大队(山东省地矿工程勘察院) | Groundwater normal position restoration treatment device |
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| CN114561883B (en) | 2023-09-12 |
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