CN212896883U - Ground expansion joint - Google Patents
Ground expansion joint Download PDFInfo
- Publication number
- CN212896883U CN212896883U CN202021397041.6U CN202021397041U CN212896883U CN 212896883 U CN212896883 U CN 212896883U CN 202021397041 U CN202021397041 U CN 202021397041U CN 212896883 U CN212896883 U CN 212896883U
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- plate
- aluminum alloy
- longitudinal
- expansion joint
- protrusion
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- 238000007789 sealing Methods 0.000 claims abstract description 61
- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 45
- 239000010410 layer Substances 0.000 claims abstract description 27
- 239000002344 surface layer Substances 0.000 claims abstract description 20
- 238000010276 construction Methods 0.000 claims description 18
- 238000009434 installation Methods 0.000 description 12
- 238000000034 method Methods 0.000 description 8
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses a ground expansion joint, which belongs to the technical field of expansion joints, and comprises a structural joint arranged on the ground, wherein an aluminum alloy section and a sealing strip are arranged in the structural joint, the aluminum alloy section is arranged on two sides of the structural joint, the sealing strip is arranged between two aluminum alloy sections, the ground comprises a surface layer and a bottom layer arranged below the surface layer, and the aluminum alloy section comprises a longitudinal plate, a transverse plate and a bifurcation plate; the upper part of the longitudinal plate is positioned in the surface layer, the lower part of the longitudinal plate is positioned in the bottom layer, the transverse plate is positioned in the bottom layer and fixed at the bottom of the longitudinal plate, the forked plate is obliquely arranged, the lower end of the forked plate is fixed on the longitudinal plate, and the upper end of the forked plate extends to the middle part of the structural joint; the sealing strip is installed between the longitudinal plates and the bifurcation plates of the two aluminum alloy profiles, the top surface of the sealing strip is flush with the top surface of the surface layer, the bottom surface of the transverse plate is provided with a tooth surface, and the transverse plate is connected in the bottom layer through bolts, so that the problem that the structural strength of the existing ground expansion joint is to be enhanced is solved.
Description
Technical Field
The utility model relates to an expansion joint technical field, in particular to ground expansion joint.
Background
The expansion joint is also called deformation joint and temperature joint, and is a structural joint arranged along a proper position of a building or a construction joint direction of the building to prevent the structure from generating cracks or damage due to climate temperature change (thermal expansion and cold contraction). The expansion joint divides building components above a foundation such as a wall, a floor and a roof (except a wooden roof) into two independent parts, so that the building or the structure can horizontally expand and contract along the length direction.
In the building construction process, an expansion joint is usually reserved on the ground, an expansion joint member is arranged in the expansion joint, and the existing expansion joint member generally comprises special-shaped steel fixed on two sides of the expansion joint and a water stop arranged between the two special-shaped steel. However, the special-shaped steel of the existing expansion joint member is generally only installed in the same level structure on the ground, and many special-shaped steel are only installed at the same height position on the ground, and are close to the top of the ground, and then are connected by bolts.
In view of this, the utility model provides a novel ground expansion joint.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a ground expansion joint, it has solved the problem that current ground expansion joint structural strength remains to be strengthened.
The above technical purpose of the present invention can be achieved by the following technical solutions:
a ground expansion joint comprises a construction joint arranged on the ground, wherein an aluminum alloy section and a sealing strip are arranged in the construction joint, the aluminum alloy section is arranged on two sides of the construction joint, the sealing strip is arranged between the two aluminum alloy sections, the ground comprises a surface layer and a bottom layer arranged below the surface layer, and the aluminum alloy section comprises a longitudinal plate, a transverse plate and a forked plate;
the upper part of the longitudinal plate is positioned in the surface layer, the lower part of the longitudinal plate is positioned in the bottom layer, the transverse plate is positioned in the bottom layer and fixed at the bottom of the longitudinal plate, the forked plate is obliquely arranged, the lower end of the forked plate is fixed on the longitudinal plate, and the upper end of the forked plate extends to the middle part of the structural joint;
the sealing strip is arranged between the longitudinal plates and the fork plates of the two aluminum alloy sections, the top surface of the sealing strip is flush with the top surface of the surface layer, the bottom surface of the transverse plate is provided with a tooth surface, and the transverse plate is connected in the bottom layer through bolts.
By adopting the structure, when the ground is constructed, a structural joint needs to be reserved, and then aluminum alloy sections and sealing belts are installed in the structural joint. The tooth surface at the bottom of the transverse plate enlarges the contact area between the transverse plate and the bottom layer, and has a gripping effect, so that the overall structural strength of the aluminum alloy profile installation is improved. The longitudinal plate is located surface layer and bottom layer, and the transverse plate is located the bottom layer, so aluminum alloy section bar installation stability is better, has solved the problem that current ground expansion joint structural strength remains to be strengthened.
The method is further optimized as follows: and a spring is arranged between the two aluminum alloy sections, the spring is positioned below the sealing belt, and two ends of the spring are respectively installed on the aluminum alloy sections at two sides of the structural joint.
Adopt above-mentioned structure, the setting of spring can be convenient for ground and stretch out and draw back in the horizontal direction, and can connect two aluminum alloy ex-trusions, has improved the wholeness of aluminum alloy ex-trusions installation.
The method is further optimized as follows: a mounting plate is fixed on one side of the lower part of the longitudinal plate, and the mounting plate and the transverse plate are respectively positioned on two opposite sides of the longitudinal plate;
the spring is detachably connected to the mounting plate.
The method is further optimized as follows: the mounting plate is fixed with a hook, and hanging rings are fixed at two ends of the spring and hung on the hook.
By adopting the structure, under the matching of the hanging ring and the hook, the two ends of the spring are respectively hung on the mounting plates on the two aluminum alloy sections, so that the spring is convenient to disassemble and assemble.
The method is further optimized as follows: an extending part is fixed at the upper end of the bifurcation plate, the extending part is parallel to the longitudinal plate, a mounting groove is formed among the extending part, the bifurcation plate and the longitudinal plate, inserting parts are arranged on two sides of the bottom of the sealing strip, and the inserting parts are inserted in the mounting groove.
By adopting the structure, the extension part plays a certain limiting role, the sealing strip can be prevented from being separated from the mounting groove, and the mounting strength between the sealing strip and the aluminum alloy section bar is improved.
The method is further optimized as follows: the longitudinal plate is provided with a second bulge, the extension part is provided with a third bulge, and the third bulge and the second bulge are respectively positioned at two opposite sides of the mounting groove;
the inserting portion is provided with a first sliding groove matched with the second protrusion, and a second sliding groove matched with the third protrusion, the second protrusion is inserted into the first sliding groove, and the third protrusion is inserted into the second sliding groove.
By adopting the structure, the sealing strip is tightly installed in the plug in the installation groove under the matching of the third protrusion and the second sliding groove and the matching of the second protrusion and the first sliding groove, so that the slipping of the sealing strip is reduced.
The method is further optimized as follows: the sealing belt comprises a sealing belt body, the inserting parts are positioned on two sides of the bottom of the sealing belt body, and a telescopic hole is formed in the sealing belt body and positioned in the middle of the structural joint;
the top of the sealing belt body is provided with an anti-skid groove.
By adopting the structure, the sealing strip is convenient to stretch under pressure, and the service life of the sealing strip is prolonged. The anti-skid grooves can improve the ground anti-skid property and the driving and walking safety.
The method is further optimized as follows: the sealing strip body is provided with a sealing strip body, the sealing strip body is provided with an extension part and a bifurcation plate, the extension part is connected with the bifurcation plate, the extension part is provided with a support part, the support part and the installation groove are respectively positioned at two opposite sides of the bifurcation plate, the bottom of the sealing strip body is provided with a fixing part, and the fixing part is supported on the support part;
the longitudinal plate is provided with a first bulge on one side far away from the construction seam, and the first bulge is positioned on the top of the longitudinal plate and in the surface layer.
Adopt above-mentioned structure, improve the holding power for sealing strip, when preventing that sealing strip pressurized, the downward slump degree is too big.
To sum up, the utility model discloses following beneficial effect has: during ground construction, a construction joint needs to be reserved, then an aluminum alloy section, a sealing belt and a spring are installed in the construction joint, on one hand, the contact area between the transverse plate and the bottom layer is enlarged by the tooth surface at the bottom of the transverse plate, on the other hand, the clamping effect is achieved, and the overall structural strength of installation of the aluminum alloy section is improved. The setting of spring can be convenient for ground and stretch out and draw back in the horizontal direction, and can connect two aluminum alloy ex-trusions, has improved the wholeness of aluminum alloy ex-trusions installation. The longitudinal plate is located surface layer and bottom layer, and the transverse plate is located the bottom layer, so aluminum alloy section bar installation stability is better, has solved the problem that current ground expansion joint structural strength remains to be strengthened.
Drawings
Fig. 1 is a schematic sectional view of an embodiment, which is mainly used for embodying a structure of an expansion joint;
FIG. 2 is a schematic structural diagram of an embodiment, which is mainly used for embodying the structure of the aluminum alloy section;
fig. 3 is a schematic structural view of the embodiment, which is mainly used for embodying the structure of the sealing tape.
In the figure, 1, the bottom layer; 2. a surface layer; 3. an aluminum alloy profile; 301. a longitudinal plate; 302. a transverse plate; 303. mounting holes; 304. a tooth surface; 305. a forking plate; 306. mounting a plate; 307. a spring; 308. hooking; 309. mounting grooves; 310. hanging a ring; 311. a first protrusion; 312. an extension portion; 313. a second protrusion; 314. a support portion; 315. a third protrusion; 4. a bolt; 5. sealing tape; 51. a sealing band body; 52. a telescopic hole; 53. an anti-slip groove; 54. a fixed part; 55. an insertion portion; 56. a first chute; 57. a second chute; 6. a seam is constructed.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example (b): a ground expansion joint is shown in figures 1-3 and comprises a structural joint 6 arranged on the ground, wherein an aluminum alloy section bar 3 and a sealing strip 5 are arranged in the structural joint 6. The aluminum alloy sections 3 are arranged on two sides of the structural joint 6, the sealing strip 5 is arranged between the two aluminum alloy sections 3, and the sealing strip 5 is made of rubber. The ground comprises a surface layer 2 and a bottom layer 1 arranged below the surface layer 2, and the aluminum alloy section bar 3 comprises a longitudinal plate 301, a transverse plate 302 and a bifurcation plate 305. The longitudinal plate 301 is perpendicular to the transverse plate 302, the upper part of the longitudinal plate 301 is positioned in the surface layer 2, the lower part is positioned in the bottom layer 1, and the transverse plate 302 is positioned in the bottom layer 1 and fixed at the bottom of the longitudinal plate 301. The bottom surface of the transverse plate 302 is provided with a tooth surface 304, the transverse plate 302 is connected in the bottom layer 1 through bolts 4, preferably, the transverse plate 302 is provided with mounting holes 303, and the bolts 4 are mounted in the mounting holes 303 and the bottom layer 1. The bifurcating plate 305 is disposed obliquely and fixed to the longitudinal plate 301 at its lower end, and extends toward the middle of the structural joint 6 at its upper end, and the bifurcating plate 305 and the transverse plate 302 are integrally connected to opposite sides of the longitudinal plate 301.
Referring to fig. 1-3, a spring 307 is arranged between the two aluminum alloy profiles 3, and the spring 307 is located below the sealing band 5 and is mounted on the aluminum alloy profiles 3 on two sides of the structural gap 6. A mounting plate 306 is fixed on one side of the lower portion of the longitudinal plate 301, the mounting plate 306 and the transverse plate 302 are respectively located on two opposite sides of the longitudinal plate 301, and in order to facilitate the assembly and disassembly of the spring 307, specifically, the spring 307 is detachably connected to the mounting plate 306. Further preferably, a hook 308 is fixed on the mounting plate 306, two ends of the spring 307 are respectively fixed with a hanging ring 310, and the hanging rings 310 are hung on the hook 308, so that the spring 307 is hung between the two aluminum alloy profiles 3.
Referring to fig. 1-3, sealing strip 5 is installed between longitudinal plates 301, bifurcation plates 305 of two aluminum alloy sections 3, with the top surface of sealing strip 5 flush with the top surface of facing layer 2. An extension part 312 is fixed at the upper end of the forked plate 305, the extension part 312 is arranged in parallel with the longitudinal plate 301, an installation groove 309 is formed among the extension part 312, the forked plate 305 and the longitudinal plate 301, insertion parts 55 are arranged on two sides of the bottom of the sealing belt 5, and the insertion parts 55 are inserted in the installation groove 309. The longitudinal plate 301 is provided with a first protrusion 311 on the side away from the construction joint 6, the first protrusion 311 is positioned on the top of the longitudinal plate 301 and positioned in the face layer 2, and the top surface of the longitudinal plate 301 is flush with the top surface of the sealing tape 5.
Referring to fig. 1 to 3, the longitudinal plate 301 is provided with a second protrusion 313, the extension 312 is provided with a third protrusion 315, and the third protrusion 315 and the second protrusion 313 are respectively located at two opposite sides of the mounting groove 309. The inserting portion 55 is provided with a first sliding groove 56 matched with the second protrusion 313, and is provided with a second sliding groove 57 matched with the third protrusion 315, the second protrusion 313 is inserted into the first sliding groove 56, and the third protrusion 315 is inserted into the second sliding groove 57. The sealing band 5 is tightly fitted in the mounting groove 309 by the engagement of the third protrusion 315 with the second slide groove 57 and the engagement of the second protrusion 313 with the first slide groove 56, so as to reduce the slipping-off of the sealing band 5.
Referring to fig. 1 to 3, preferably, the sealing tape 5 includes a sealing tape body 51, the inserting portion 55 is located at two sides of the bottom of the sealing tape body 51, the sealing tape body 51 is provided with a telescopic hole 52 inside, and the telescopic hole 52 is located in the middle of the construction joint 6. The top of the sealing belt body 51 is provided with two anti-skid grooves 53, and the two anti-skid grooves 53 are respectively positioned at two sides of the telescopic hole 52. The joint of the extending portion 312 and the fork board 305 is provided with a supporting portion 314, the supporting portion 314 and the mounting groove 309 are respectively located at two opposite sides of the fork board 305, the bottom of the sealing tape body 51 is provided with a fixing portion 54, and the fixing portion 54 is located below the telescopic hole 52 and supported on the supporting portion 314.
During ground construction, a construction gap 6 needs to be reserved, then the aluminum alloy section 3, the sealing belt 5 and the spring 307 are installed in the construction gap 6, on one hand, the contact area between the transverse plate 302 and the bottom layer 1 is enlarged by the bottom tooth surface 304 of the transverse plate 302, on the other hand, the clamping effect is achieved, and the overall structural strength of installation of the aluminum alloy section 3 is improved. The arrangement of the spring 307 can facilitate the extension and retraction of the ground in the horizontal direction, and can connect the two aluminum alloy sections 3, so that the installation integrity of the aluminum alloy sections 3 is improved.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (8)
1. A ground expansion joint comprises a construction joint (6) arranged on the ground, wherein an aluminum alloy section (3) and a sealing strip (5) are arranged in the construction joint (6), the aluminum alloy section (3) is arranged on two sides of the construction joint (6), and the sealing strip (5) is arranged between the two aluminum alloy sections (3), and the ground expansion joint is characterized in that: the ground comprises a surface layer (2) and a bottom layer (1) arranged below the surface layer (2), and the aluminum alloy profile (3) comprises a longitudinal plate (301), a transverse plate (302) and a bifurcation plate (305);
the upper part of the longitudinal plate (301) is positioned in the surface layer (2), the lower part of the longitudinal plate is positioned in the bottom layer (1), the transverse plate (302) is positioned in the bottom layer (1) and fixed at the bottom of the longitudinal plate (301), the forked plate (305) is obliquely arranged, the lower end of the forked plate is fixed on the longitudinal plate (301), and the upper end of the forked plate extends to the middle of the construction seam (6);
the sealing strip (5) is arranged between the longitudinal plates (301) and the bifurcation plates (305) of the two aluminum alloy profiles (3), the top surface of the sealing strip (5) is flush with the top surface of the surface layer (2), the bottom surface of the transverse plate (302) is provided with a tooth surface (304), and the transverse plate (302) is connected in the bottom layer (1) through bolts (4).
2. A floor expansion joint according to claim 1, wherein: a spring (307) is arranged between the two aluminum alloy sections (3), the spring (307) is positioned below the sealing belt (5), and two ends of the spring are respectively installed on the aluminum alloy sections (3) on two sides of the structural joint (6).
3. A floor expansion joint according to claim 2, wherein: a mounting plate (306) is fixed on one side of the lower part of the longitudinal plate (301), and the mounting plate (306) and the transverse plate (302) are respectively positioned on two opposite sides of the longitudinal plate (301);
the spring (307) is detachably connected to the mounting plate (306).
4. A floor expansion joint according to claim 3, wherein: a hook (308) is fixed on the mounting plate (306), hanging rings (310) are fixed at two ends of the spring (307), and the hanging rings (310) are hung on the hook (308).
5. A floor expansion joint according to claim 1, wherein: an extending part (312) is fixed at the upper end of the forked plate (305), the extending part (312) is parallel to the longitudinal plate (301), a mounting groove (309) is formed among the extending part (312), the forked plate (305) and the longitudinal plate (301), inserting parts (55) are arranged on two sides of the bottom of the sealing belt (5), and the inserting parts (55) are inserted into the mounting groove (309).
6. A floor expansion joint according to claim 5, wherein: a second protrusion (313) is arranged on the longitudinal plate (301), a third protrusion (315) is arranged on the extension part (312), and the third protrusion (315) and the second protrusion (313) are respectively positioned on two opposite sides of the mounting groove (309);
the inserting portion (55) is provided with a first sliding groove (56) matched with the second protrusion (313), a second sliding groove (57) matched with the third protrusion (315) is arranged, the second protrusion (313) is inserted into the first sliding groove (56), and the third protrusion (315) is inserted into the second sliding groove (57).
7. A floor expansion joint according to claim 6, wherein: the sealing belt (5) comprises a sealing belt body (51), the inserting parts (55) are positioned on two sides of the bottom of the sealing belt body (51), telescopic holes (52) are formed in the sealing belt body (51), and the telescopic holes (52) are positioned in the middle of the structural seam (6);
the top of the sealing belt body (51) is provided with an anti-skid groove (53).
8. A floor expansion joint according to claim 7, wherein: a supporting part (314) is arranged at the joint of the extending part (312) and the forked plate (305), the supporting part (314) and the mounting groove (309) are respectively positioned at two opposite sides of the forked plate (305), a fixing part (54) is arranged at the bottom of the sealing belt body (51), and the fixing part (54) is supported on the supporting part (314);
the longitudinal plate (301) is provided with a first bulge (311) on the side far away from the construction seam (6), and the first bulge (311) is positioned on the top of the longitudinal plate (301) and positioned in the surface layer (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021397041.6U CN212896883U (en) | 2020-07-16 | 2020-07-16 | Ground expansion joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021397041.6U CN212896883U (en) | 2020-07-16 | 2020-07-16 | Ground expansion joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212896883U true CN212896883U (en) | 2021-04-06 |
Family
ID=75288429
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021397041.6U Expired - Fee Related CN212896883U (en) | 2020-07-16 | 2020-07-16 | Ground expansion joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212896883U (en) |
-
2020
- 2020-07-16 CN CN202021397041.6U patent/CN212896883U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210406 |