CN218843840U - Expansion joint structure - Google Patents
Expansion joint structure Download PDFInfo
- Publication number
- CN218843840U CN218843840U CN202223161295.XU CN202223161295U CN218843840U CN 218843840 U CN218843840 U CN 218843840U CN 202223161295 U CN202223161295 U CN 202223161295U CN 218843840 U CN218843840 U CN 218843840U
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- Prior art keywords
- expansion joint
- steel
- pvc
- escape canal
- expansion
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 90
- 239000010959 steel Substances 0.000 claims abstract description 90
- 239000000126 substance Substances 0.000 claims abstract description 17
- 238000007789 sealing Methods 0.000 claims abstract description 13
- 239000003292 glue Substances 0.000 claims abstract description 10
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 10
- 239000010935 stainless steel Substances 0.000 claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 10
- 238000009434 installation Methods 0.000 claims description 13
- 239000004570 mortar (masonry) Substances 0.000 claims description 13
- 229920000642 polymer Polymers 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims description 5
- 229910000746 Structural steel Inorganic materials 0.000 claims description 4
- 235000014121 butter Nutrition 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 5
- 239000007788 liquid Substances 0.000 abstract description 4
- 238000013461 design Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000004026 adhesive bonding Methods 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 230000003796 beauty Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000002940 repellent Effects 0.000 description 1
- 239000005871 repellent Substances 0.000 description 1
- 125000003003 spiro group Chemical group 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
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- Building Environments (AREA)
Abstract
The utility model relates to an expansion joint structure, which is characterized in that an upper mounting groove is arranged at the top of a structural beam at two sides of the expansion joint, and a waterproof sealing structure is formed at the top of the expansion joint by matching an upper expansion steel plate, a chemical anchor bolt, a rubber non-slip mat, a through-length angle steel, a locknut and weather-resistant glue, so as to prevent water from flowing into the expansion joint; the prefabricated decorative cover plate and the full-length stainless steel decorative strip are arranged at the top of the expansion joint to play a decorative role, so that the expansion joint is beautified, the expansion joint is not damaged during removal, and the maintenance cost is reduced; set up the drip that stretches to in the expansion joint on the structure roof beam to install the escape canal in the expansion joint, the liquid on the drip drips and discharges in the escape canal, effectively solves expansion joint bottom seepage.
Description
Technical Field
The utility model relates to a building roof restores technical field, especially relates to an expansion joint structure.
Background
With the continuous development and progress of society, people not only have a constant demand on the quantity of buildings, but also have higher requirements on the comfort and the delicacy of the buildings. The design of the expansion joint is an important component in the building design, whether the design is reasonable or not directly influences the normal use of the building and the beauty of the building, and sufficient attention should be paid in the design. The setting up of expansion joint has reduced the deformation crack that is difficult to handle in a lot of projects, has guaranteed the safety of structure, and the structure of expansion joint is handled and lacks rationality, not fully satisfactory in many projects at present, and the water repellent of expansion joint is not in place, leads to the roofing to leak, mainly has following problem at the in-process of in-service use:
(1) The expansion joint with the horizontal structure treated by the traditional method is not easy to leak in the initial stage after completion, but water leakage often occurs in the expansion joint in the subsequent use and maintenance stage along with the lapse of time, a destructive dismantling method is usually adopted for maintenance, the repeated maintenance cost is high, the permanent treatment is difficult, the normal use of an owner is influenced, the complaints are more, and the adverse social influence is generated.
(2) According to the conventional construction method for the appearance facing of the horizontal expansion joint, bricks are stuck on the surface of the expansion joint, the expansion joint cannot be removed in a protective manner, the expansion joint is difficult to maintain, a steel plate is generally and directly fixed at the bottom or is not arranged in a dry and crisp manner, and the expansion joint is directly exposed outside and is extremely unattractive.
(3) In the roof with waterproof requirement, the waterproof treatment of the expansion joint is difficult, the deformation joint can not adapt to the decoration requirement of the roof, and the normal use of the roof is influenced by overlarge size of the component; the waterproof structure is exposed in the natural environment for a long time and is subjected to wind, rain and sunshine, the service life of the waterproof structure is greatly shortened, and the waterproof performance of the waterproof structure is further reduced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the above problem that prior art exists, provide an expansion joint structure.
For realizing above-mentioned technical purpose, reach above-mentioned technological effect, the utility model discloses a following technical scheme realizes:
an expansion joint structure comprises two structural beams, an upper expansion steel plate, a lower expansion steel plate and a drainage ditch, wherein an expansion joint is formed between the two structural beams, one side of each structural beam, which is close to the expansion joint, is sequentially provided with an upper mounting groove, a water dripping line extending into the expansion joint and a lower mounting groove from top to bottom,
the two long edges of the upper telescopic steel plate are anchored in the two upper mounting grooves by a plurality of chemical anchor bolts respectively, the bottom ends of the long edges of the upper telescopic steel plate are connected with rubber anti-skid pads by weather-resistant glue, the long edges of the upper telescopic steel plate are provided with through-length angle steel, the through-length angle steel is provided with a round hole sleeved on the chemical anchor bolt, and the chemical anchor bolt is screwed with a locknut pressed on the horizontal edge of the through-length angle steel;
a prefabricated decorative cover plate is arranged between the horizontal edges of the two through-length angle steels, and through-length stainless steel decorative strips are bonded between the prefabricated decorative cover plate and the vertical edges of the through-length angle steels through weather-resistant glue;
two long edges of the lower telescopic steel plate are respectively installed in the two lower installation grooves by expansion bolts;
wherein one lie in on the structure roof beam between drip and the lower mounting groove install a plurality of escape canal supports that stretch into the expansion joint, the escape canal is installed on the support of escape canal, the drain pipe is installed, two to the bottom in escape canal the drip is located the escape canal directly over.
The utility model has the advantages that: 1. the top of the structural beam at two sides of the expansion joint is provided with the upper mounting groove, and the upper expansion steel plate, the chemical anchor bolt, the rubber non-slip mat, the through-length angle steel, the locknut and the weather-resistant glue are matched with the top of the expansion joint to form a waterproof sealing structure, so that water is prevented from flowing into the expansion joint; 2. the prefabricated decorative cover plate and the full-length stainless steel decorative strip are arranged at the top of the expansion joint to play a decorative role, so that the expansion joint is beautified, the expansion joint is not damaged during dismantling, and the maintenance cost is reduced; 3. set up the drip that stretches to in the expansion joint on the structure roof beam to install the escape canal in the expansion joint, the liquid on the drip drips and discharges in the escape canal, effectively solves expansion joint bottom seepage.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:
fig. 1 is a schematic structural view of an expansion joint structure in a first embodiment of the present invention;
FIG. 2 is a schematic view of a structure of a combination of two structural beams, a drainage ditch bracket and a drainage ditch according to a first embodiment of the present invention;
FIG. 3 is a schematic view of the structure of the combination of the drainage ditch and the drainage pipe;
FIG. 4 is a schematic structural view of a prefabricated decorative cover plate according to the present invention;
fig. 5 is a schematic structural view of an expansion joint structure in the second embodiment of the present invention;
fig. 6 is a schematic structural view of two structural beams, a drainage ditch bracket and a drainage ditch in the second embodiment of the present invention;
the reference numbers in the figures illustrate: the structure beam comprises a structure beam 1, an expansion joint 2, an upper mounting groove 3, a water dripping line 4, a lower mounting groove 5, an upper leveling layer 6, an upper telescopic steel plate 7, a chemical anchor bolt 8, a rubber non-slip mat 9, a full-length angle steel 10, a locknut 11, a prefabricated decorative cover plate 12, a pressure-bearing steel plate 1201, an angle steel frame 1202, a mortar bonding layer 1203, a ground material layer 1204, a full-length stainless steel decorative strip 13 and a lower leveling layer 14. Lower telescopic steel plate 15, expansion bolts 16, edge sealing plate 17, escape canal support 18, pre-buried steel sheet 1801, vertical installation angle steel 1802, support channel-section steel 1803, wedge 1804, escape canal 19, PVC pipe 1901, direct 1902 of PVC, PVC end cover 1903, PVC reducing tee 1904, drain pipe 20.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
As shown in fig. 1 to 4, in the first embodiment, an expansion joint structure includes two structural beams 1, an upper expansion steel plate 7, a lower expansion steel plate 15, and a drainage ditch 19, an expansion joint 2 is formed between the two structural beams 1, the middle of the upper expansion steel plate 7 is at least provided with an upper V-shaped expansion groove extending along the long axis direction of the upper expansion steel plate 7, and the middle of the lower expansion steel plate 15 is at least provided with a lower V-shaped expansion groove extending along the long axis direction of the lower expansion steel plate 15.
One side of each structural beam 1, which is close to the expansion joint 2, is sequentially provided with an upper mounting groove 3, a water dripping line 4 extending into the expansion joint and a lower mounting groove 5 from top to bottom, the upper mounting groove 3 and the lower mounting groove 5 are all L-shaped grooves, and the lower mounting groove 5 is positioned at the bottom of the structural beam.
The horizontal distance between the drip line 4 and the side of the construction beam 1 is 50 mm.
Go up in mounting groove 3 and make level with polymer mortar and form screed-coat 6, go up two long limits of flexible steel sheet 7 and use many chemical crab-bolts 8 anchoring respectively in two last mounting grooves 3, go up the bottom on long limit of flexible steel sheet 7 and have rubber slipmat 9 with resistant time adhesive bonding, rubber slipmat 9 and last screed-coat 6 are with resistant time adhesive bonding, rubber slipmat 9, resistant time adhesive form waterproof sealing structure between last flexible steel sheet 7 and last mounting groove 3.
And a layer of butter is coated on the chemical anchor bolt 8 to form an antirust sealing layer, so that the chemical anchor bolt is prevented from rusting.
Go up the long limit of flexible steel sheet 7 and install logical long angle steel 10, lead to being provided with the round hole of cover on chemical crab-bolt 8 on the long angle steel 10, the spiro union has lock nut 11 of pressure on the level limit of logical long angle steel 10 on the chemical crab-bolt 8.
A prefabricated decorative cover plate 12 is installed between the horizontal edges of the two through long angle steels 10, the prefabricated decorative cover plate 12 comprises a rectangular pressure-bearing steel plate 1201, a rectangular angle steel frame 1202, a mortar combining layer 1203 and a ground material layer 1204, the pressure-bearing steel plate 1201 is welded at the bottom end of the angle steel frame 1202, the mortar combining layer 1203 is filled in the angle steel frame 1202, and the ground material layer 1204 is bonded at the top end of the mortar combining layer 1203.
A full-length stainless steel decorative strip 13 is connected between the prefabricated decorative cover plate 12 and the vertical edge of the full-length angle steel 10 through weather-resistant glue, and the cross section of the full-length stainless steel decorative strip 13 is U-shaped. The prefabricated decorative cover plate 12 and the full-length stainless steel decorative strip 13 play a role in beautifying and decorating between the two upper mounting grooves 3.
The lower installation groove 5 is leveled by polymer mortar to form a lower leveling layer 14. Two long edges of the lower telescopic steel plate 15 are respectively installed in the two lower installation grooves 5 by expansion bolts 16; the lower telescopic steel plate 15 and the lower leveling layer 14 are connected with a side sealing plate 17 through weather-resistant glue, the cross section of the side sealing plate 17 is U-shaped, and the expansion bolt 16 covers the side sealing plate 17.
A plurality of drainage ditch brackets 18 extending into the expansion joint are arranged between the water dripping line 4 and the lower mounting groove on one structural beam 1, a drainage ditch 19 is arranged on the drainage ditch brackets 18, a drainage pipe 20 is arranged at the bottom of the drainage ditch 19, and the two water dripping lines 4 are positioned right above the drainage ditch 19. If liquid collects on the drip line, the liquid will fall under gravity into a drain and then drain from the drain.
The drainage ditch support 18 is including pre-buried steel sheet 1801 in one of them structural beam 1, vertical installation angle steel 1802, horizontally support channel-section steel 1803, two symmetrical wedge 1804, the welding has the screw rod of 2 perpendicular to pre-buried steel sheets on the pre-buried steel sheet 1801, it has 2 circular through-holes to bore on the installation angle steel 1802, the end of screw rod has the hexagon nut after passing circular through-hole, installation angle steel 1802 presss from both sides between hexagon nut and pre-buried steel sheet 1801, the one end of supporting channel-section steel 1803 is perpendicularly welded at the middle part of installation angle steel 1802, the bottom and the support channel-section steel 1803 welding of wedge 1804, drainage ditch 19 is installed on wedge 1804.
The escape canal 19 includes that the cross section is semicircular PVC pipe 1901, the cross section is semicircular PVC direct 1902, semicircular PVC end cover 1903, the cross section is semicircular PVC reducing tee 1904, two adjacent sections of PVC pipe 1901 are connected with PVC direct 1902 or PVC reducing tee 1904, the interface connection in the middle of drain pipe 20 and PVC reducing tee 1904, PVC end cover 1903 installs the end at the PVC pipe 1901 that is located the two ends of escape canal 19.
The second embodiment shown in fig. 5 and 6 is different from the first embodiment in that: the upper mounting groove 3 is an L-shaped groove, and the lower mounting groove 5 on one structural beam 1 is an L-shaped groove and is positioned at the bottom of the structural beam 1; and the lower mounting groove 5 on the other structural beam is a U-shaped groove and is positioned at the lower part of the side surface of the structural beam.
The construction process comprises the following steps: building a structural beam pouring template → binding reinforcing steel bars, fixing embedded steel plates → pouring a structural beam → dismantling the template → installing a drainage ditch bracket → installing a drainage ditch and a drainage pipe → installing a chemical anchor bolt → leveling with polymer mortar to form an upper leveling layer → installing a rubber anti-skid pad → installing a telescopic steel plate → installing a through angle iron → painting butter for the chemical anchor bolt → installing a prefabricated decorative cover plate and a through stainless steel decorative strip → performing a waterproof test of the upper telescopic steel plate → installing a bottom expansion bolt → leveling with polymer mortar to form a lower leveling layer → installing a lower telescopic steel plate → installing a sealing plate.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.
Claims (9)
1. The utility model provides an expansion joint structure, includes twice structure roof beam, twice form an expansion joint between the structure roof beam, its characterized in that: the structure beam also comprises an upper telescopic steel plate, a lower telescopic steel plate and a drainage ditch, wherein one side of each structure beam, which is close to the expansion joint, is sequentially provided with an upper mounting groove, a water dripping line extending into the expansion joint and a lower mounting groove from top to bottom,
the two long edges of the upper telescopic steel plate are anchored in the two upper mounting grooves by a plurality of chemical anchor bolts respectively, the bottom ends of the long edges of the upper telescopic steel plate are connected with rubber anti-skid pads by weather-resistant glue, the long edges of the upper telescopic steel plate are provided with through-length angle steel, the through-length angle steel is provided with a round hole sleeved on the chemical anchor bolt, and the chemical anchor bolt is screwed with a locknut pressed on the horizontal edge of the through-length angle steel;
a prefabricated decorative cover plate is arranged between the horizontal edges of the two through-length angle steels, and through-length stainless steel decorative strips are bonded between the prefabricated decorative cover plate and the vertical edges of the through-length angle steels through weather-resistant glue;
two long edges of the lower telescopic steel plate are respectively installed in the two lower installation grooves by expansion bolts;
wherein one lie in the drip on the structure roof beam and install a plurality of escape canal supports that stretch into the expansion joint down between the mounting groove, the escape canal is installed on the escape canal support, the drain pipe is installed to the bottom in escape canal, two the drip is located the escape canal directly over.
2. The expansion joint structure of claim 1, wherein: the middle part of going up the flexible steel sheet is equipped with the flexible groove of last V type that extends along last flexible steel sheet major axis direction at least, the middle part of lower flexible steel sheet is equipped with the flexible groove of lower V type that extends along the flexible steel sheet major axis direction of lower at least.
3. The expansion joint structure of claim 1, wherein: leveling the upper mounting groove by using polymer mortar to form an upper leveling layer, and adhering the rubber antiskid pad and the upper leveling layer by using weather-resistant glue; and leveling by using polymer mortar in the lower mounting groove to form a lower leveling layer.
4. The expansion joint structure of claim 3, wherein: the lower telescopic steel plate and the lower leveling layer are connected with an edge sealing plate through weather-resistant glue, the cross section of the edge sealing plate is U-shaped, and the expansion bolt covers the edge sealing plate.
5. The expansion joint structure of claim 1, wherein: the escape canal support includes pre-buried steel sheet, vertical installation angle steel, horizontally in one of them structural beam support channel-section steel, the wedge of two symmetries, the welding has the screw rod of the pre-buried steel sheet of N root perpendicular to on the pre-buried steel sheet, it has a N circular through-hole to bore on the installation angle steel, the end of screw rod has the hexagon nut after passing circular through-hole, and the installation angle steel clamp is between hexagon nut and pre-buried steel sheet, the one end vertical welding of support channel-section steel is at the middle part of installation angle steel, the bottom and the support channel-section steel welding of wedge, the escape canal is installed on the wedge.
6. The expansion joint structure of claim 1, wherein: the escape canal includes that the cross section is semicircle annular PVC pipe, the cross section is that semicircle annular PVC is direct, semicircular PVC end cover, cross section are semicircle annular PVC reducing tee, and two adjacent sections PVC are direct or PVC reducing tee coupling of PVC for the effective PVC, the interface connection in the middle of drain pipe and the PVC reducing tee, the end that is located the PVC pipe at escape canal both ends is installed to the PVC end cover.
7. The expansion joint structure of claim 1, wherein: the prefabricated decorative cover plate comprises a rectangular pressure-bearing steel plate, a rectangular angle iron frame, a mortar combining layer and a ground material layer, wherein the pressure-bearing steel plate is welded at the bottom end of the angle iron frame, the mortar combining layer is filled in the angle iron frame, and the ground material layer is bonded at the top end of the mortar combining layer.
8. The expansion joint structure of claim 1, wherein: and a layer of butter is smeared on the chemical anchor bolt to form an antirust sealing layer.
9. The expansion joint structure of claim 1, wherein: the cross section of the through-length stainless steel decorative strip is U-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223161295.XU CN218843840U (en) | 2022-11-28 | 2022-11-28 | Expansion joint structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223161295.XU CN218843840U (en) | 2022-11-28 | 2022-11-28 | Expansion joint structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218843840U true CN218843840U (en) | 2023-04-11 |
Family
ID=87293115
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223161295.XU Active CN218843840U (en) | 2022-11-28 | 2022-11-28 | Expansion joint structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218843840U (en) |
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2022
- 2022-11-28 CN CN202223161295.XU patent/CN218843840U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Room 2110, 21 / F, building a, cairun international building, No.2, Dongguan Zhuang Road, Tianhe District, Guangzhou City, Guangdong Province 510000 Patentee after: Jinzhongkai Construction Group Co.,Ltd. Address before: Room 2110, 21 / F, building a, cairun international building, No.2, Dongguan Zhuang Road, Tianhe District, Guangzhou City, Guangdong Province 510000 Patentee before: Guangdong Zhongkai Construction Engineering Co.,Ltd. |