CN211690833U

CN211690833U - Ground expansion joint structure

Info

Publication number: CN211690833U
Application number: CN201921953054.4U
Authority: CN
Inventors: 赵明
Original assignee: Hubei Zhongling Decoration Engineering Co ltd
Current assignee: Hubei Zhongling Decoration Engineering Co ltd
Priority date: 2019-11-12
Filing date: 2019-11-12
Publication date: 2020-10-16
Anticipated expiration: 2029-11-12

Abstract

The utility model discloses a ground expansion joint structure, which relates to the technical field of building ground treatment, and the technical proposal is characterized in that the structure comprises a base layer, an expansion joint arranged on the base layer, a water stop belt pre-embedded in the expansion joint and a base arranged in the expansion joint; the bottom of the base is provided with a bottom plate, the top of the expansion joint is provided with a steel plate, and the steel plate is detachably connected to the top of the base; install the buffer who is used for buffering the steel sheet on the bottom plate, buffer is including installing in the backup pad at bottom plate top and installing in the buffer board of backup pad top, be provided with a plurality of first springs between backup pad and the buffer board, every the both ends of first spring rigid coupling respectively in backup pad and buffer board. The utility model discloses a set up buffer, be convenient for cushion the steel sheet, therefore can prolong the life of steel sheet.

Description

Ground expansion joint structure

Technical Field

The utility model relates to a building ground treatment technical field, more specifically the saying so, it relates to a ground expansion joint structure.

Background

The expansion joint of a building is a structural joint which is provided at an appropriate position along the direction of a construction joint of a building or a structure in order to prevent the structure from cracking or breaking due to a change in the temperature of the weather. The expansion joint divides building components above a foundation, such as a wall body, a floor slab, a roof and the like into two independent parts, so that the building or the structure can horizontally expand and contract along the long direction.

In the prior art, reference may be made to chinese utility model patent with an authorization publication number of CN209293210U, which discloses a floor expansion joint structure, comprising a concrete structure, wherein an expansion joint is left between the concrete structure, a modified asphalt waterproof coiled material is laid at the bottom of the expansion joint, a V-shaped galvanized steel plate is arranged on the upper part of the modified asphalt waterproof coiled material, and the V-shaped galvanized steel plate is fixed on the concrete structure through an expansion bolt; two movable steel plates are laid above the V-shaped galvanized steel plate, and a certain space is reserved between the two movable steel plates to form a seam; the rubber plates are further arranged above the two movable steel plates, and gaps between the two ends of each rubber plate, the two ends of each movable steel plate, the two ends of each V-shaped galvanized steel plate extension plate and the floor surface are filled with sealant. The utility model aims at solving the problems of weak deformation capability of the expansion joint structure in the prior art and poor anti-leakage effect.

However, the above-described steel plate is easily deformed by being pressed by a heavy object, and thus the service life of the steel plate is easily affected.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a ground expansion joint structure, it is through setting up buffer, is convenient for cushion the steel sheet, therefore can prolong the life of steel sheet.

In order to achieve the above purpose, the utility model provides a following technical scheme: a ground expansion joint structure comprises a base layer, an expansion joint arranged on the base layer, a water stop belt pre-embedded in the expansion joint and a base arranged in the expansion joint; the bottom of the base is provided with a bottom plate, the top of the expansion joint is provided with a steel plate, and the steel plate is detachably connected to the top of the base; install the buffer who is used for buffering the steel sheet on the bottom plate, buffer is including installing in the backup pad at bottom plate top and installing in the buffer board of backup pad top, be provided with a plurality of first springs between backup pad and the buffer board, every the both ends of first spring rigid coupling respectively in backup pad and buffer board.

Through adopting above-mentioned technical scheme, through setting up buffer board and first spring, when the steel sheet received great pressure, can cushion the steel sheet, therefore can prolong the life of steel sheet.

The utility model discloses further set up to: a plurality of groups of first fixing mechanisms for fixing the steel plate are respectively arranged on two sides of the top of the base, and each group of first fixing mechanisms comprises a slot arranged on one side of the top of the base, an inserting block inserted in the slot and a fixing assembly arranged in the slot and used for fixing the inserting block; the top of the inserting block is fixedly connected to the bottom of the steel plate.

By adopting the technical scheme, when the steel plate needs to be fixed, the inserting block is inserted into the inserting groove, and then the inserting block is fixed through the fixing assembly, so that the steel plate can be fixed; through setting up first fixed establishment, be convenient for fix the steel sheet.

The utility model discloses further set up to: the fixing assembly comprises an abutting block connected to the slot in a sliding mode along the length direction of the slot and a second spring fixedly connected to one side, far away from the inserting block, of the abutting block; the one end rigid coupling that the butt piece was kept away from to the second spring is kept away from the one end inner wall of inserted block in the slot, be provided with the cooperation subassembly that is used for driving the butt piece and removes between inserted block and the butt piece.

By adopting the technical scheme, when the insertion block is inserted into the slot, the insertion block drives the abutting block to move under the action of the matching assembly, the abutting block moves to compress the second spring, and the second spring is in a compressed state; after the insertion block is inserted into the slot, the abutting block fixes the insertion block under the action of the spring; through setting up fixed subassembly, be convenient for fix the inserted block.

The utility model discloses further set up to: the cooperation subassembly includes sets up respectively in two inclined planes of butt joint piece and the relative inboard of inserted block, two the inclined plane phase-match.

Through adopting above-mentioned technical scheme, through setting up the inclined plane, the inserted block drive butt piece of being convenient for removes to can reduce operating personnel's intensity of labour.

The utility model discloses further set up to: the steel plate comprises a steel plate and is characterized in that two ends of the top of the steel plate are respectively provided with a sinking groove, a holding part is fixedly connected in each sinking groove, and the top height of each holding part is lower than that of the steel plate.

By adopting the technical scheme, the holding part can be protected by arranging the sinking groove, so that the possibility of damage to the holding part can be reduced; through setting up the portion of gripping, be convenient for take off the apron.

The utility model discloses further set up to: a plurality of groups of second fixing mechanisms for fixing the bottom plate are arranged between the base and the bottom plate, and each group of second fixing mechanisms comprises a cylindrical fixture block fixedly connected to the bottom of the bottom plate, a connecting block fixedly connected to the bottom of the base and a cylindrical clamping groove formed in the top of the connecting block; the cylindrical clamping block is clamped in the cylindrical clamping groove.

By adopting the technical scheme, when the bottom plate needs to be installed, the cylindrical fixture block is aligned to the cylindrical clamping groove by moving the bottom plate, and then the bottom plate is knocked downwards by a hammer to enable the cylindrical fixture block to be clamped in the cylindrical clamping groove; when the bottom plate needs to be taken down, the bottom plate is knocked upwards by a hammer; through setting up second fixed establishment, be convenient for fix the bottom plate.

The utility model discloses further set up to: the cylindrical fixture block is sleeved with an annular fixture block, an interval is arranged between the annular fixture block and the cylindrical fixture block, the annular fixture block is fixedly connected to the bottom of the bottom plate, an annular clamping groove is formed in the top of the connecting block corresponding to the annular fixture block, and the annular fixture block is clamped in the annular clamping groove.

Through adopting above-mentioned technical scheme, through setting up annular fixture block and ring groove, can further fix the bottom plate to can improve the stability of bottom plate.

The utility model discloses further set up to: and a sealing strip is arranged between the steel plate and the base.

Through adopting above-mentioned technical scheme, through setting up the sealing strip, be convenient for seal the junction of steel sheet and base, therefore can reduce the possibility that water got into in the expansion joint.

To sum up, the utility model discloses compare and have following beneficial effect in prior art:

1. by arranging the buffer plate and the first spring, when the steel plate is subjected to larger pressure, the steel plate can be buffered, so that the service life of the steel plate can be prolonged;

2. when the insertion block is inserted into the slot, the insertion block drives the abutting block to move under the action of the matching assembly, the abutting block moves to compress the second spring, and the second spring is in a compressed state; after the insertion block is inserted into the slot, the abutting block fixes the insertion block under the action of the spring; the insertion block is convenient to fix by arranging the fixing component;

3. when the bottom plate needs to be installed, the cylindrical fixture block is aligned to the cylindrical clamping groove by moving the bottom plate, and then the bottom plate is knocked downwards by a hammer to enable the cylindrical fixture block to be clamped in the cylindrical clamping groove; when the bottom plate needs to be taken down, the bottom plate is knocked upwards by a hammer; through setting up second fixed establishment, be convenient for fix the bottom plate.

Drawings

FIG. 1 is a schematic view of the overall structure of the embodiment;

FIG. 2 is an exploded view of the highlighted mounting assembly of the embodiment;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

FIG. 4 is a partial cross-sectional view of the embodiment highlighting a second securing mechanism.

In the figure: 1. a base layer; 11. an expansion joint; 12. a water stop; 2. a base; 3. a base plate; 4. a steel plate; 41. sinking a groove; 42. a grip portion; 43. a sealing strip; 5. a buffer device; 51. a support plate; 52. a buffer plate; 53. a first spring; 6. a first fixing mechanism; 61. a slot; 62. inserting a block; 63. a fixing assembly; 631. a butting block; 632. a second spring; 64. a mating component; 641. a bevel; 7. a second fixing mechanism; 71. a cylindrical fixture block; 72. connecting blocks; 73. a cylindrical clamping groove; 74. an annular fixture block; 75. and an annular clamping groove.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Example (b): a ground expansion joint structure is shown in figure 1 and comprises a base layer 1, an expansion joint 11 arranged on the base layer 1, a water stop 12 pre-buried in the expansion joint 11 and a base 2 fixedly connected in the expansion joint 11 through an expansion bolt; the bottom of the base 2 is provided with a bottom plate 3, the top of the expansion joint 11 is provided with a steel plate 4, and the steel plate 4 is detachably connected to the top of the base 2; the buffer device 5 for buffering the steel plate 4 is installed on the bottom plate 3, the buffer device 5 comprises a support plate 51 fixedly connected to the top of the bottom plate 3 through a bolt and a buffer plate 52 installed above the support plate 51, a plurality of first springs 53 are arranged between the support plate 51 and the buffer plate 52, and two ends of each first spring 53 are fixedly connected to the support plate 51 and the buffer plate 52 respectively. By providing the buffer plate 52 and the first spring 53, the steel plate 4 can be buffered when the steel plate 4 is subjected to a large pressure, and thus the service life of the steel plate 4 can be extended.

As shown in fig. 1 and 2, a plurality of groups of first fixing mechanisms 6 for fixing the steel plate 4 are respectively installed on two sides of the top of the base 2, and a sealing strip 43 is installed between the steel plate 4 and the base 2; two ends of the top of the steel plate 4 are respectively provided with a sinking groove 41, a holding part 42 is fixedly connected in each sinking groove 41, and the top height of the holding part 42 is lower than that of the steel plate 4; with reference to fig. 3, each set of first fixing mechanisms 6 includes a slot 61 formed on one side of the top of the base 2, an insertion block 62 inserted into the slot 61, and a fixing assembly 63 installed in the slot 61 for fixing the insertion block 62; the top of the insert block 62 is fixedly connected to the bottom of the steel plate 4. When the steel plate 4 needs to be fixed, the inserting block 62 is inserted into the inserting groove 61, and then the inserting block 62 is fixed through the fixing component 63, so that the steel plate 4 can be fixed; through setting up first fixed establishment 6, be convenient for fix steel sheet 4.

The fixing assembly 63 includes an abutting block 631 slidably connected to the slot 61 along the length direction of the slot 61 and a second spring 632 fixedly connected to one side of the abutting block 631 away from the insertion block 62; one end of the second spring 632, which is far away from the abutting block 631, is fixedly connected to the inner wall of one end of the slot 61, which is far away from the insert block 62, and a matching component 64 for driving the abutting block 631 to move is arranged between the insert block 62 and the abutting block 631; the matching component 64 includes two inclined surfaces 641 respectively disposed at the opposite inner sides of the abutting block 631 and the inserting block 62, and the two inclined surfaces 641 are matched. When the insert block 62 is inserted into the slot 61, the insert block 62 drives the abutting block 631 to move under the action of the inclined surface 641, the abutting block 631 moves to compress the second spring 632, and the second spring 632 is in a compressed state; when the insert block 62 is inserted into the slot 61, the abutting block 631 fixes the insert block 62 under the action of the spring; through setting up fixed subassembly 63, be convenient for fix inserted block 62.

As shown in fig. 1 and 4, a plurality of groups of second fixing mechanisms 7 for fixing the bottom plate 3 are installed between the base 2 and the bottom plate 3, and each group of second fixing mechanisms 7 includes a cylindrical fixture block 71 fixedly connected to the bottom of the bottom plate 3, a connecting block 72 fixedly connected to the bottom of the base 2, and a cylindrical fixture groove 73 opened at the top of the connecting block 72; the cylindrical latch 71 is engaged with the cylindrical slot 73. When the bottom plate 3 needs to be installed, the cylindrical clamping block 71 is aligned to the cylindrical clamping groove 73 by moving the bottom plate 3, and then the bottom plate 3 is knocked downwards by a hammer to clamp the cylindrical clamping block 71 in the cylindrical clamping groove 73; when the bottom plate 3 needs to be taken down, the bottom plate 3 is knocked upwards by a hammer; by providing the second fixing mechanism 7, the bottom plate 3 is conveniently fixed.

An annular fixture block 74 is sleeved outside the cylindrical fixture block 71, a gap is formed between the annular fixture block 74 and the cylindrical fixture block 71, the annular fixture block 74 is fixedly connected to the bottom of the bottom plate 3, an annular clamping groove 75 is formed in the top of the connecting block 72 corresponding to the annular fixture block 74, and the annular fixture block 74 is clamped in the annular clamping groove 75. By providing the annular locking piece 74 and the annular locking groove 75, the base plate 3 can be further fixed, so that the stability of the base plate 3 can be improved.

The installation method comprises the following steps: the base 2 is firstly installed in the expansion joint 11 through the expansion bolts, then the bottom plate 3 is installed at the bottom of the base 2 through the cylindrical clamping block 71, the cylindrical clamping groove 73, the annular clamping block 74 and the annular clamping groove 75, and then the steel plate 4 is installed at the top of the base 2.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a ground expansion joint structure which characterized in that: comprises a base layer (1), an expansion joint (11) arranged on the base layer (1), a water stop (12) pre-buried in the expansion joint (11) and a base (2) arranged in the expansion joint (11); the bottom of the base (2) is provided with a bottom plate (3), the top of the expansion joint (11) is provided with a steel plate (4), and the steel plate (4) is detachably connected to the top of the base (2); install buffer (5) that are used for buffering steel sheet (4) on bottom plate (3), buffer (5) are including installing in backup pad (51) at bottom plate (3) top and installing in buffer board (52) above backup pad (51), be provided with a plurality of first springs (53) between backup pad (51) and buffer board (52), every the both ends of first spring (53) rigid coupling respectively in backup pad (51) and buffer board (52).

2. A ground expansion joint structure according to claim 1, wherein: a plurality of groups of first fixing mechanisms (6) for fixing the steel plate (4) are respectively installed on two sides of the top of the base (2), and each group of first fixing mechanisms (6) comprises a slot (61) formed in one side of the top of the base (2), an inserting block (62) inserted into the slot (61) and a fixing assembly (63) installed in the slot (61) and used for fixing the inserting block (62); the top of the inserting block (62) is fixedly connected to the bottom of the steel plate (4).

3. A ground expansion joint structure according to claim 2, wherein: the fixing component (63) comprises an abutting block (631) connected with the slot (61) in a sliding manner along the length direction of the slot (61) and a second spring (632) fixedly connected to one side, far away from the insert block (62), of the abutting block (631); one end of the second spring (632) far away from the abutting block (631) is fixedly connected to the inner wall of one end of the slot (61) far away from the inserting block (62), and a matching component (64) used for driving the abutting block (631) to move is arranged between the inserting block (62) and the abutting block (631).

4. A ground expansion joint structure according to claim 3, wherein: the matching component (64) comprises two inclined surfaces (641) which are respectively arranged on the opposite inner sides of the abutting block (631) and the inserting block (62), and the two inclined surfaces (641) are matched.

5. A ground expansion joint structure according to claim 4, characterized in that: heavy grooves (41) are respectively formed in two ends of the top of the steel plate (4), a holding portion (42) is fixedly connected into each heavy groove (41), and the height of the top of each holding portion (42) is lower than that of the top of the steel plate (4).

6. A ground expansion joint structure according to claim 1, wherein: a plurality of groups of second fixing mechanisms (7) for fixing the bottom plate (3) are arranged between the base (2) and the bottom plate (3), and each group of second fixing mechanisms (7) comprises a cylindrical clamping block (71) fixedly connected to the bottom of the bottom plate (3), a connecting block (72) fixedly connected to the bottom of the base (2) and a cylindrical clamping groove (73) formed in the top of the connecting block (72); the cylindrical clamping block (71) is clamped in the cylindrical clamping groove (73).

7. A ground expansion joint structure according to claim 6, wherein: an annular clamping block (74) is sleeved outside the cylindrical clamping block (71), a space is formed between the annular clamping block (74) and the cylindrical clamping block (71), the annular clamping block (74) is fixedly connected to the bottom of the bottom plate (3), an annular clamping groove (75) is formed in the top of the connecting block (72) corresponding to the annular clamping block (74), and the annular clamping block (74) is clamped in the annular clamping groove (75).

8. A ground expansion joint structure according to claim 1, wherein: and a sealing strip (43) is arranged between the steel plate (4) and the base (2).