CN113356512A - Expansion joint structure for laying large-area ground - Google Patents
Expansion joint structure for laying large-area ground Download PDFInfo
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- CN113356512A CN113356512A CN202110791281.7A CN202110791281A CN113356512A CN 113356512 A CN113356512 A CN 113356512A CN 202110791281 A CN202110791281 A CN 202110791281A CN 113356512 A CN113356512 A CN 113356512A
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- 238000003780 insertion Methods 0.000 claims description 4
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- 238000006073 displacement reaction Methods 0.000 description 5
- 239000000853 adhesive Substances 0.000 description 4
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- 238000013461 design Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000005192 partition Methods 0.000 description 4
- 238000005034 decoration Methods 0.000 description 3
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F15/00—Flooring
- E04F15/02—Flooring or floor layers composed of a number of similar elements
- E04F15/02005—Construction of joints, e.g. dividing strips
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F2201/00—Joining sheets or plates or panels
- E04F2201/05—Separate connectors or inserts, e.g. pegs, pins, keys or strips
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Abstract
The invention provides an expansion joint structure for large-area ground laying, which relates to the technical field of ground laying and comprises a first laying plate, a second laying plate and a functional part, wherein the functional part comprises a first L-shaped part, a second L-shaped part and a moving part, the first L-shaped part comprises a first vertical plate and a first transverse plate, the second L-shaped part comprises a second vertical plate and a second transverse plate, the moving part comprises a first movable vertical plate, a second movable vertical plate and a transverse baffle plate, a first sliding groove and a second sliding groove are arranged at the bottom side of the transverse baffle plate, a limiting block is arranged between the first sliding groove and the second sliding groove, the first movable vertical plate is connected with the limiting block through a first spring, and the second movable vertical plate is connected with the limiting block through a second spring. The invention has simple structure, effectively fills the gaps between the adjacent laying plates, has uniform size of a plurality of gaps on the whole ground and better ground structure stability, can also level large-area ground laying, and has uniform stress of the laying plates, long service life of the expansion joint and high safety.
Description
Technical Field
The invention relates to the technical field of ground laying,
in particular, the present invention relates to an expansion joint structure for large-area ground paving.
Background
At present, the decoration industry is developing towards the direction of industrialized modularized installation, generally, floor paving boards or ceramic tiles are decoration methods commonly adopted in indoor design, and can increase the layering sense of indoor space and play a role in beautifying decoration.
At present, in the process of pouring concrete in a large area, for example, in building grounds such as factory buildings or subways, 2 cm expansion joints are reserved on the ground concrete at intervals of 15-30 m during pouring, and the purpose is to prevent the concrete from deforming under the influence of temperature. Tiles used to decorate floors above concrete layers can crack as the concrete deforms. Consequently, leave the expansion joint equally when laying the ceramic tile, so need carry out structural design to expansion joint department, for example chinese patent utility model patent CN207776360U relates to a floor expansion joint structure, and the main design essential is, including concrete ground, subaerial one deck adhesive that has, the adhesive is used for gluing the floor, has seted up the expansion joint subaerially, and the floor of expansion joint both sides is at a distance from the installation, install the support on the lateral wall of expansion joint, be provided with horizontal open-ended U-shaped card on the support, be provided with T-shaped spare in the expansion joint, T-shaped spare includes diaphragm and riser, and the diaphragm sets up with the riser is perpendicular, and the diaphragm extends to the floor top on expansion joint both sides, and the riser is in the expansion joint and on the riser an organic whole be provided with the picture peg, the picture peg level insert in the U-shaped card opening and the picture peg can slide along the expansion joint width direction at the U-shaped bayonet socket. Above-mentioned utility model has the relative advantage that slides and improve structure life through the junction.
However, the above expansion joint structure still has the following problems: the floor is adhered to a structure on the ground through the adhesive, the effectiveness and the use amount of the adhesive at each position are different, so that the displacement of the sliding position of the floor is uncertain, particularly in the condition of large-area ground laying, the number of the floors is extremely large, the distances among a plurality of floors are different, gaps with large distances are continuously enlarged until the gaps in a laying area are gathered at a certain position, the stability of the floor structure is greatly reduced, the floor is warped, and the service life of the expansion joints is short; and the floor of laying in large tracts of land is difficult to make level, so the T piece also can the perk, leads to whole ground height difference, and the people is stumbled easily, and the security is poor.
Therefore, in order to solve the above problems, it is necessary to design a reasonable and efficient expansion joint structure for large-area ground pavement.
Disclosure of Invention
The invention aims to provide an expansion joint structure for large-area ground laying, which has a simple structure, effectively fills gaps between adjacent laying plates, increases the difficulty of continuously reducing each gap through a movable part when a large number of laying plates with large areas are laid, transmits the sliding of one laying plate to the sliding of the laying plate of a partition wall, has uniform sizes of a plurality of gaps on the whole ground, has better ground structure stability, can level large-area ground laying, has uniform stress of the laying plates, long service life of the expansion joint and high safety.
In order to achieve the purpose, the invention is realized by adopting the following technical scheme:
an expansion joint structure for laying large-area ground comprises a first laying plate, a second laying plate and a functional part arranged between the first laying plate and the second laying plate, wherein the functional part comprises a first L-shaped part connected with the first laying plate, a second L-shaped part connected with the second laying plate and a moving part arranged between the first L-shaped part and the second L-shaped part, the first L-shaped part comprises a first vertical plate and a first transverse plate arranged at the lower end of the first vertical plate, the second L-shaped part comprises a second vertical plate and a second transverse plate arranged at the lower end of the second vertical plate, the moving part comprises a first movable vertical plate, a second movable vertical plate and a transverse baffle plate arranged at the top of the first movable vertical plate and the second movable vertical plate, a first chute used for facilitating the top end of the first movable vertical plate to insert and a second chute used for facilitating the top end of the second movable vertical plate to insert are arranged at the bottom side of the transverse baffle plate, be provided with the stopper between first spout and the second spout, first activity riser pass through first spring with the stopper is connected, second activity riser pass through the second spring with the stopper is connected.
Preferably, the first sliding groove comprises a first upper groove and a first lower groove, the width of the first upper groove is greater than that of the first lower groove, and a first clamping block at least partially positioned in the first upper groove is arranged at the top of the first movable vertical plate; the second sliding groove comprises a second upper groove and a second lower groove, the width of the second upper groove is larger than that of the second lower groove, and a second clamping block with at least one part located in the second upper groove is arranged at the top of the second movable vertical plate.
Preferably, a first inclined surface is arranged on one side, close to the first movable vertical plate, of the first vertical plate, and a second inclined surface is arranged on one side, close to the second movable vertical plate, of the second vertical plate; the distance between the upper end of the first inclined plane and the first laying plate is greater than that between the lower end of the first inclined plane and the first laying plate, and the distance between the upper end of the second inclined plane and the second laying plate is greater than that between the lower end of the first inclined plane and the second laying plate; one side that first activity riser is close to the first riser is provided with first inclined plane complex third inclined plane, one side that second activity riser is close to the second riser be provided with second inclined plane complex fourth inclined plane.
Preferably, a first groove is formed in one side, close to the first L-shaped part, of the first laying plate, and at least one part of the first transverse plate is located in the first groove; one side of the second laying plate, which is close to the second L-shaped part, is provided with a second groove, and at least one part of the second transverse plate is positioned in the second groove.
Preferably, the length of the upper surface of the first horizontal plate is not less than the length of the lower surface of the first horizontal plate; the length of the upper surface of the second transverse plate is not less than the length of the lower surface of the second transverse plate.
Preferably, a bearing plate is arranged below the first L-shaped part and the second L-shaped part, an adjusting bolt and a bolt hole for allowing the adjusting bolt to conveniently penetrate through are arranged on the bearing plate, an external thread is arranged on the outer side of the adjusting bolt, an internal thread matched with the external thread is arranged on the inner side of the bolt hole, and at least one part of the adjusting bolt is located between the first movable vertical plate and the second movable vertical plate.
Preferably, the outer side of the bearing plate is coated with an elastic layer.
Preferably, the number of the adjusting bolts is at least one, and the outer diameter of the adjusting bolts at the nuts is not larger than the width of the limiting blocks.
Preferably, the length of the transverse baffle plate is greater than the distance between the first laying plate and the second laying plate, and a transition surface is arranged at the end part of the transverse baffle plate.
Preferably, the first L-shaped part, the second L-shaped part and the transverse baffle are all integrally formed.
The expansion joint structure for large-area ground pavement has the beneficial effects that: simple structure effectively fills the gap between the adjacent board of laying, and when the board was laid to a large number of large tracts of land, it increased to make every gap continuously diminish the degree of difficulty through the moving part, and with the slip transmission of the board of laying to next door the slip of laying the board, a plurality of gaps on whole ground size are even, and ground structural stability is better, can also lay to large tracts of land ground and carry out the leveling, and it is even to lay the board atress, expansion joint long service life, and the security is high.
Drawings
Fig. 1 is a schematic front view of an overall structure of an expansion joint structure for large-area ground pavement according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of a movable member in an embodiment of an expansion joint structure for large-area ground pavement according to the present invention;
fig. 3 is a schematic side view of the connection between the first movable vertical plate and the transverse baffle plate of the expansion joint structure for large-area ground pavement according to an embodiment of the present invention;
fig. 4 is a schematic front view illustrating a connection between a first movable riser and a first L-shaped member in an embodiment of an expansion joint structure for large-area ground pavement according to the present invention;
in the figure: 1. the first L-shaped part, 11, a first vertical plate, 111, a first inclined surface, 12, a first transverse plate, 2, a second L-shaped part, 21, a second vertical plate, 22, a second transverse plate, 3, a movable member, 31, a first movable vertical plate, 311, a first spring, 312, a first fixture block, 313, a third inclined surface, 32, a second movable vertical plate, 321, a second spring, 33, a transverse baffle plate, 331, a first chute, 3311, a first upper groove, 3312, a first lower groove, 332, a second chute, 333, a limiting block, 334, a transition surface, 4, a bearing plate, 41, an adjusting bolt, 42, an external thread, 43, an elastic layer, 51, a first laying plate, 511, a first groove, 52, a second laying plate, 521 and a second groove.
Detailed Description
The following are specific examples of the present invention and further describe the technical solutions of the present invention, but the present invention is not limited to these examples.
Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the modules and steps set forth in these embodiments and steps do not limit the scope of the invention unless specifically stated otherwise.
Meanwhile, it should be understood that the flows in the drawings are not merely performed individually for convenience of description, but a plurality of steps are performed alternately with each other.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.
Techniques, methods, and systems known to those of ordinary skill in the relevant art may not be discussed in detail, but are intended to be part of the specification where appropriate.
The first embodiment is as follows: as shown in fig. 1 to 4, which are only one embodiment of the present invention, an expansion joint structure for large-area ground pavement includes a first pavement board 51, a second pavement board 52, and a functional portion disposed between the first pavement board 51 and the second pavement board 52, the functional portion includes a first L-shaped component 1 connected to the first pavement board 51, a second L-shaped component 2 connected to the second pavement board 52, and a movable member 3 disposed between the first L-shaped component 1 and the second L-shaped component 2, the first L-shaped component 1 includes a first vertical board 11 and a first transverse board 12 disposed at a lower end of the first vertical board 11, the second L-shaped component 2 includes a second vertical board 21 and a second transverse board 22 disposed at a lower end of the second vertical board 21, the movable member 3 includes a first movable vertical board 31, a second movable vertical board 32, and a transverse baffle 33 disposed at top portions of the first movable vertical board 31 and the second movable vertical board 32, the bottom side of the transverse baffle 33 is provided with a first sliding groove 331 for facilitating the insertion of the top end of the first movable vertical plate 31 and a second sliding groove 332 for facilitating the insertion of the top end of the second movable vertical plate 32, a limiting block 333 is arranged between the first sliding groove 331 and the second sliding groove 332, the first movable vertical plate 31 is connected with the limiting block 333 through a first spring 311, and the second movable vertical plate 32 is connected with the limiting block 333 through a second spring 321.
In the invention, the first laying plate 51 and the second laying plate 52 are two adjacent laying plates, the functional part is installed in a gap between the two plates, one end of the first transverse plate 12 of the first L-shaped part 1, which is far away from the first vertical plate 11, is connected with the first laying plate 51, one end of the second transverse plate 22 of the second L-shaped part 2, which is far away from the second vertical plate 21, is connected with the second laying plate 52, one side of the first vertical plate 11, which is far away from the first transverse plate 12, is connected with the first movable vertical plate 31, one side of the second vertical plate 21, which is far away from the second transverse plate 22, is connected with the second movable vertical plate 32, and the first movable vertical plate 31 and the second movable vertical plate 32 respectively slide in the sliding grooves on the lower side of the transverse baffle 33.
When the first laying plate 51 and the second laying plate 52 are close to each other, the first L-shaped part 1 and the second L-shaped part 2 are pressed towards the middle, so that the first movable vertical plate 31 and the second movable vertical plate 32 are pressed to be close to each other, under the action of the elastic force of the first spring 311 and the second spring 321 (the length, thickness, elastic coefficient and other parameters of the first spring 311 and the second spring 321 are the same), the limiting block 333 is ensured to be positioned in the middle of the first movable vertical plate 31 and the second movable vertical plate 32, and the transverse baffle 33 is arranged above the gap between the first laying plate 51 and the second laying plate 52 to shield the gap.
On the contrary, when the first laying board 51 and the second laying board 52 are far away from each other, the first movable riser 31 and the second movable riser 32 are displaced away from each other by the elastic force of the first spring 311 and the second spring 321, so that the first L-shaped member 1 and the second L-shaped member 2 can respectively abut against the first laying board 51 and the second laying board 52.
Here, when first paving board 51 and second paving board 52 are continuously close to each other, the outward elastic force thereof becomes larger every time they are further compressed after the compression due to the nature of the spring, and the difficulty of continuously decreasing each gap becomes larger, the slip of one paving board is transmitted to the slip of the paving board of the partition wall, and the plurality of gaps of the entire ground are uniform in size.
In addition, in the present invention, the first sliding slot 331 includes a first upper slot 3311 and a first lower slot 3312, the width of the first upper slot 3311 is greater than the width of the first lower slot 3312, and a first latch 312, at least a portion of which is located in the first upper slot 3311, is disposed on the top of the first movable vertical plate 31; the second sliding groove 332 comprises a second upper groove and a second lower groove, the width of the second upper groove is greater than that of the second lower groove, and a second clamping block at least partially located in the second upper groove is arranged at the top of the second movable vertical plate 32. Of course, the width of the first block is greater than that of the first lower slot 3312, and the width of the second block is greater than that of the second lower slot, so that the first movable vertical plate 31 and the second movable vertical plate 32 slide in the slot on the lower side of the horizontal baffle 33 and cannot fall out of the slot under the action of gravity.
In addition, a first inclined surface 111 is arranged on one side of the first vertical plate 11 close to the first movable vertical plate 31, and a second inclined surface is arranged on one side of the second vertical plate 21 close to the second movable vertical plate 32; the distance between the upper end of first inclined plane 111 and first laying plate 51 is greater than the distance between the lower end of first inclined plane 111 and first laying plate 51, and the distance between the upper end of second inclined plane 52 and second laying plate 52 is greater than the distance between the lower end of first inclined plane 111 and second laying plate 52; one side that first activity riser 31 is close to first riser 11 is provided with first inclined plane 111 complex third inclined plane 313, one side that second activity riser 32 is close to second riser 21 is provided with second inclined plane complex fourth inclined plane.
The third inclined surface 313 is matched with the first inclined surface 111, so that when the first laying plate 51 is pressed towards the second laying plate 52 (when the second laying plate 52 is pressed towards the first laying plate 51, the first vertical plate 11 presses the first movable vertical plate 31, and the inclined directions of the third inclined surface 313 and the first inclined surface 111 cause the first movable vertical plate 31 to slide downwards relative to the first vertical plate 11, that is, the whole movable element 3 displaces downwards relative to the first L-shaped element 1 and the second L-shaped element 2, the lower surface of the transverse baffle 33 presses downwards to the upper surfaces of the first laying plate 51 and the second laying plate 52, the friction between the lower surface of the transverse baffle 33 and the upper surfaces of the first laying plate 51 and the second laying plate 52 becomes large, the relative displacement between the first laying plate 51 and the second laying plate 52 becomes more difficult, and the displacement of the first laying plate 51 is better transmitted to the second laying plate 52 for displacement; that is, the closer the two paving plates are, the stronger the integrity between the two paving plates is, the more stable the whole ground paving structure is.
Certainly, under the spacing of third inclined plane 313 and first inclined plane 111, can prevent that first activity riser 31 and second activity riser 32 from upwards deviating from between first L type spare 1 and the second L type spare 2, whole expansion joint structure is difficult for droing, and stability is good, long service life.
It should be noted that a first groove 511 is formed on one side of the first laying plate 51 close to the first L-shaped component 1, and at least a part of the first horizontal plate 12 is located in the first groove 511; a second groove 521 is formed in one side of the second laying plate 52 close to the second L-shaped member 2, and at least a part of the second transverse plate 22 is located in the second groove 521. In fact, when two laying boards approach, the first movable vertical plate 31 slides downwards relative to the first vertical plate 11, the first transverse plate 12 slides upwards along with the first vertical plate 11 relative to the first movable vertical plate 31, the first transverse plate 12 is dead against the upper surface of the first groove 511, a condition that the first transverse plate 12 and the transverse baffle plate 33 clamp the first laying board 51 is formed, and similarly, the second transverse plate 22 and the transverse baffle plate 33 clamp the second laying board 52, and the tightness between two adjacent laying boards in the whole ground laying structure is stronger.
Finally, the below of first L type spare 1 and second L type spare 2 is provided with loading board 4, be provided with adjusting bolt 41 on the loading board 4 and be used for making things convenient for the bolt hole that adjusting bolt 41 passed, the adjusting bolt 41 outside is provided with external screw thread 42, the bolt hole inboard be provided with external screw thread 42 complex internal thread, adjusting bolt 41 has at least partly to be located between first activity riser 31 and the second activity riser 32. The bottom of first L type spare 1 and second L type spare 2 all bears at loading board 4 upper surface, passes the bolt hole through adjusting bolt 41 and supports ground downwards, can adjust the height of loading board 4 for ground to adjust the height of first board 51 and the second board 52 of laying, through the regulation of adjusting bolt 41 of many places gap department, make all boards of laying by a large scale adjust the level, all board atresss are even, expansion joint long service life, and the security is high.
The expansion joint structure for large-area ground laying is simple in structure, gaps between adjacent laying plates are effectively filled, the difficulty that each gap is continuously reduced is increased through the movable part when a large number of laying plates with large areas are laid, the sliding of one laying plate is transmitted to the sliding of the laying plate on the partition wall, the gaps on the whole ground are uniform in size, the ground structure is better in stability, the large-area ground laying can be leveled, the laying plates are uniformly stressed, the service life of the expansion joint is long, and the safety is high.
In the second embodiment, as shown in fig. 1 to 4, which is only one embodiment of the present invention, based on the first embodiment, in the expansion joint structure for laying large-area ground, the length of the upper surface of the first horizontal plate 12 is not less than the length of the lower surface of the first horizontal plate 12; the length of the upper surface of the second transverse plate 22 is not less than that of the lower surface of the second transverse plate 22, so that the friction force of the upper surface of the first transverse plate 12 clamping the upper surface of the first groove 511 is increased; similarly, the friction force of the upper surface of the second transverse plate 22 clamping the upper surface of the second groove 521 is increased.
It should be noted that the carrier plate 4 is covered with an elastic layer 43. Here, the outer side of the carrier plate 4 in all directions is covered with an elastic layer 43, and three functions are performed: the elastic layer on the lower side of the bearing plate 4 can properly play a role of buffering the contact with the ground; the elastic layer on the upper side of the bearing plate 4 can bear the bottoms of the first movable vertical plate 31 and the second movable vertical plate 32, so that the first movable vertical plate 31 and the second movable vertical plate 32 are prevented from moving downwards to abut against the upper side of the bearing plate 4 to cause abrasion when the two laying plates approach; (III), the elastic layer of loading board 4 both sides can play the limiting displacement to two boards of laying, and it can be said that, the width of loading board 4 is the limit distance when two boards of laying are close to, has played the cushioning effect of the contact of loading board 4 both sides and two boards of laying promptly, can also prevent that first spring 311 and second spring 321 from extrudeing too much elastic fatigue or damage.
Furthermore, the number of the adjusting bolts 41 is at least one, and the outer diameter of the adjusting bolts 41 at the nut is not larger than the width of the limiting block 333, so as to prevent the first movable riser 31 and the second movable riser 32 from approaching each other and contacting the adjusting bolts 41.
The length of the transverse baffle 33 is larger than the distance between the first laying board 51 and the second laying board 52, the end part of the transverse baffle 33 is provided with a transition surface 334, the transition surface 334 is generally a slope, but the transition surface 334 is also arc-shaped, the height of the transition surface 334 is smaller as being far away from the middle part of the transverse baffle 33 until the transition surface is the same as the height of the first laying board 51, and the transverse baffle 33 is prevented from being higher than the laying boards to cause the occurrence of the trip of the personnel.
Finally, the first L-shaped member 1, the second L-shaped member 2 and the transverse baffle 33 are all integrally formed members. The integrated piece has high structural strength and is convenient to install and use on site.
The expansion joint structure for large-area ground laying is simple in structure, gaps between adjacent laying plates are effectively filled, the difficulty that each gap is continuously reduced is increased through the movable part when a large number of laying plates with large areas are laid, the sliding of one laying plate is transmitted to the sliding of the laying plate on the partition wall, the gaps on the whole ground are uniform in size, the ground structure is better in stability, the large-area ground laying can be leveled, the laying plates are uniformly stressed, the service life of the expansion joint is long, and the safety is high.
The present invention is not limited to the above-described specific embodiments, and various modifications and variations are possible. Any modifications, equivalents, improvements and the like made to the above embodiments in accordance with the technical spirit of the present invention should be included in the scope of the present invention.
Claims (10)
1. The utility model provides an expansion joint structure for large tracts of land ground is laid which characterized in that: comprises a first laying plate (51), a second laying plate (52) and a functional part arranged between the first laying plate (51) and the second laying plate (52), wherein the functional part comprises a first L-shaped part (1) connected with the first laying plate (51), a second L-shaped part (2) connected with the second laying plate (52) and a moving part (3) arranged between the first L-shaped part (1) and the second L-shaped part (2), the first L-shaped part (1) comprises a first vertical plate (11) and a first transverse plate (12) arranged at the lower end of the first vertical plate (11), the second L-shaped part (2) comprises a second vertical plate (21) and a second transverse plate (22) arranged at the lower end of the second vertical plate (21), the moving part (3) comprises a first movable vertical plate (31), a second movable vertical plate (32) and a transverse baffle plate (33) arranged at the tops of the first movable vertical plate (31) and the second vertical plate (32), the bottom side of the transverse baffle (33) is provided with a first sliding groove (331) for facilitating the top end insertion of the first movable vertical plate (31) and a second sliding groove (332) for facilitating the top end insertion of the second movable vertical plate (32), a limiting block (333) is arranged between the first sliding groove (331) and the second sliding groove (332), the first movable vertical plate (31) is connected with the limiting block (333) through a first spring (311), and the second movable vertical plate (32) is connected with the limiting block (333) through a second spring (321).
2. An expansion joint structure for large area ground paving according to claim 1, wherein: the first sliding groove (331) comprises a first upper groove (3311) and a first lower groove (3312), the width of the first upper groove (3311) is greater than that of the first lower groove (3312), and a first clamping block (312) at least partially positioned in the first upper groove (3311) is arranged at the top of the first movable vertical plate (31); the second sliding groove (332) comprises a second upper groove and a second lower groove, the width of the second upper groove is larger than that of the second lower groove, and a second clamping block at least partially located in the second upper groove is arranged at the top of the second movable vertical plate (32).
3. An expansion joint structure for large area ground paving according to claim 2, characterized in that: a first inclined surface (111) is arranged on one side, close to the first movable vertical plate (31), of the first vertical plate (11), and a second inclined surface is arranged on one side, close to the second movable vertical plate (32), of the second vertical plate (21); the distance between the upper end of the first inclined plane (111) and the first laying plate (51) is greater than the distance between the lower end of the first inclined plane (111) and the first laying plate (51), and the distance between the upper end of the second inclined plane and the second laying plate (52) is greater than the distance between the lower end of the first inclined plane (111) and the second laying plate (52); one side that first activity riser (31) are close to first riser (11) be provided with first inclined plane (111) complex third inclined plane (313), one side that second activity riser (32) are close to second riser (21) be provided with second inclined plane complex fourth inclined plane.
4. An expansion joint structure for large area ground paving according to claim 1, wherein: one side of the first laying plate (51) close to the first L-shaped part (1) is provided with a first groove (511), and at least one part of the first transverse plate (12) is positioned in the first groove (511); one side of the second laying plate (52) close to the second L-shaped part (2) is provided with a second groove (521), and at least one part of the second transverse plate (22) is positioned in the second groove (521).
5. An expansion joint structure for large area ground paving according to claim 4, wherein: the length of the upper surface of the first transverse plate (12) is not less than that of the lower surface of the first transverse plate (12); the length of the upper surface of the second transverse plate (22) is not less than that of the lower surface of the second transverse plate (22).
6. An expansion joint structure for large area ground paving according to claim 1, wherein: the below of first L type spare (1) and second L type spare (2) is provided with loading board (4), be provided with adjusting bolt (41) on loading board (4) and be used for the convenience the bolt hole that adjusting bolt (41) passed, the adjusting bolt (41) outside is provided with external screw thread (42), the bolt hole inboard be provided with external screw thread (42) complex internal thread, adjusting bolt (41) have at least partly to be located between first activity riser (31) and the second activity riser (32).
7. An expansion joint structure for large area ground paving according to claim 6, wherein: the outer side of the bearing plate (4) is coated with an elastic layer (43).
8. An expansion joint structure for large area ground paving according to claim 6, wherein: the number of the adjusting bolts (41) is at least one, and the outer diameter of the adjusting bolts (41) at the nut is not larger than the width of the limiting block (333).
9. An expansion joint structure for large area ground paving according to claim 1, wherein: the length of the transverse baffle (33) is larger than the distance between the first laying plate (51) and the second laying plate (52), and a transition surface (334) is arranged at the end part of the transverse baffle (33).
10. An expansion joint structure for large area ground paving according to claim 1, wherein: the first L-shaped piece (1), the second L-shaped piece (2) and the transverse baffle (33) are all integrally formed pieces.
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CN112854658A (en) * | 2020-12-22 | 2021-05-28 | 浙江亚厦装饰股份有限公司 | Adjustable detachable composite ground installation structure and installation method |
CN112982695A (en) * | 2021-03-01 | 2021-06-18 | 高胜 | Civil engineering expansion joint waterproof construction |
CN215889156U (en) * | 2021-07-13 | 2022-02-22 | 浙江亚厦装饰股份有限公司 | Expansion joint structure for laying large-area ground |
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CN207776360U (en) * | 2018-01-08 | 2018-08-28 | 深圳市泰武装饰设计工程有限公司 | Floor expanded joint structure |
CN110080101A (en) * | 2019-06-12 | 2019-08-02 | 汪小鹏 | Bridge expanssion joint shock-damping structure |
CN211171468U (en) * | 2019-07-29 | 2020-08-04 | 武汉华隆建筑安装有限公司 | Floor tile expansion joint structure |
CN112854658A (en) * | 2020-12-22 | 2021-05-28 | 浙江亚厦装饰股份有限公司 | Adjustable detachable composite ground installation structure and installation method |
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