CN113931405B

CN113931405B - Shrinkage-resistant ABA formaldehyde-free floor structure

Info

Publication number: CN113931405B
Application number: CN202111084319.3A
Authority: CN
Inventors: 陶纯鑫; 单永根; 梁星宇; 孙国龙; 石红星; 吴士彬; 吕云青; 罗锦
Original assignee: Zhejiang Changxing Senda Bamboo & Wood Products Co ltd
Current assignee: Zhejiang Changxing Senda Bamboo & Wood Products Co ltd
Priority date: 2021-09-16
Filing date: 2021-09-16
Publication date: 2023-04-18
Anticipated expiration: 2041-09-16
Also published as: CN113931405A

Abstract

The invention discloses a shrinkage-resistant ABA formaldehyde-free floor structure and aims to provide a shrinkage-resistant ABA formaldehyde-free floor structure with a protection function. It includes a plurality of bases and a plurality of roof, the shape of roof is the cube shape, the one-to-one about roof and the base, roof and base elastic connection, the base is align to grid parallel distribution, is equipped with the connecting piece between two adjacent roofs, the both ends of connecting piece respectively with two adjacent roof sliding connection, two adjacent roof contacts each other. The invention has the beneficial effects that: the purpose of having a protection function is achieved; the whole connected floor has a protection function; the buffering effect is stable.

Description

Shrinkage-resistant ABA formaldehyde-free floor structure

Technical Field

The invention relates to the technical field related to floors, in particular to a shrinkage-resistant ABA formaldehyde-free floor structure.

Background

The floor is a common building object, at present, the floor has a plurality of types such as a composite type, a solid wood type and a stone material type, most of floors are used for home decoration, the floors are assembled and combined together in a block mode, the floors and the building ground are firmly adhered and built, the floors cannot move up and down and do not have elastic buffering, and the floor does not have the protection performance for places with safety requirements.

Disclosure of Invention

The invention provides a shrinkage-resistant ABA formaldehyde-free floor structure with a protection function, aiming at overcoming the defect that the floor does not have elasticity to play a protection safety role.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a resistant shrink ABA does not have aldehyde floor structure, includes a plurality of bases and a plurality of roof, the shape of roof is the cube shape, roof and base one-to-one from top to bottom, roof and base elastic connection, the base is align to grid parallel distribution, is equipped with the connecting piece between two adjacent roofs, the both ends of connecting piece respectively with two adjacent roof sliding connection, two adjacent roofs contact each other.

A plurality of base and roof level tiling are connected and are constituteed the floor, and is elastic between roof and the base, and human or article fall on the roof, and the roof moves to the elastic buffer downwards, plays the guard action, and the reduction causes the injury, reaches the purpose that has protect function.

As preferred, the connecting piece includes middle section of thick bamboo and slide bar, the shape of middle section of thick bamboo is the square body shape, the structure of middle section of thick bamboo has the structure and opening and the cavity intercommunication that have square cavity in the square opening for the left and right sides wall, the slide bar has two and the symmetry to set up the left and right sides at middle section of thick bamboo, the first end of slide bar is passed in the cavity of middle section of thick bamboo is arranged in behind the opening of middle section of thick bamboo, the first end and the middle section of thick bamboo sliding connection of slide bar, be equipped with the extrusion spring in the middle section of thick bamboo, the both ends of extrusion spring are connected with the first end of two slide bars respectively, be equipped with the triangle slide opening on the right flank of roof, the last side of triangle slide opening is parallel with the top surface of roof, the side is perpendicular with the last side of triangle slide opening around the triangle slide opening, the downside of triangle slide opening forms the contained angle with the last side of triangle slide opening, the downside of triangle slide opening is perpendicular with the front and back both sides face of triangle slide opening, the size of triangle slide opening increases gradually from the bottom, all set up the triangle slide opening on four sides of roof, the both ends of middle section of a section of thick bamboo are arranged in adjacent triangle respectively the roof in the triangle slide bar and the roof contact the second end of slide bar and be connected with the second slide opening. The connecting piece comprises a middle section of thick bamboo and two slide bars, two slide bars insert the both ends of a middle section of thick bamboo, and two slide bars can elastically stretch out and draw back for a middle section of thick bamboo, the slide bar of connecting piece and middle section of thick bamboo insert in the triangle slide hole, because the downside of triangle slide hole is the slope, when someone or article drop on a roof, the roof moves down the buffer and can contract to middle section of thick bamboo with the slide bar of this roof contact when pushing down four middle sections of thick bamboos on every side, the slide bar of four middle section of thick bamboo other ends on every side can push down other four roofs adjacent with this roof simultaneously, other roofs can continue to drive adjacent roof and move down the buffer, the slide bar can drive other roofs slowly to move down the buffer when middle section of thick bamboo contracts in the middle section of thick bamboo, whole floor of being connected together all has the guard action.

Preferably, the cross-sectional dimension of the cavity in the middle barrel is larger than the opening dimension of the middle barrel, a clamping block is mounted at the first end of the sliding rod, the clamping block is in contact with the side wall of the middle barrel, and the spring is connected with the first end of the sliding rod through the clamping block.

Preferably, the two inner side surfaces of the triangular sliding hole are symmetrically provided with clamping sliding grooves, the clamping sliding grooves are perpendicular to the top surface of the top plate, the cross section of each clamping sliding groove is square, the front side surface and the rear side surface of the left end and the rear side surface of the right end of the middle cylinder are symmetrically provided with four clamping sliding blocks in the front-back direction, the clamping sliding blocks are matched with the clamping sliding grooves, and the middle cylinder is in up-down sliding connection with the top plate through the matching of the clamping sliding blocks and the clamping sliding grooves. The clamping sliding groove ensures that the middle cylinder cannot incline when moving, the connecting piece is maintained to keep balanced movement, and the connection and buffering between the floors are stable.

Preferably, the side face of the top plate is provided with an inlet and an outlet, the inlet and the outlet are communicated with the clamping sliding groove, the clamping sliding block is matched with the inlet and the outlet, and the clamping sliding block is installed in the clamping sliding groove through the inlet and the outlet. The connecting piece is installed in the roof through exit, can dismantle the connection, floor easy dismounting.

Preferably, the end face of the second end of the slide bar is provided with a mounting groove penetrating through the top surface of the slide bar and the bottom surface of the slide bar, a connecting rod is arranged in the mounting groove, two ends of the connecting rod are fixedly connected with two inner side surfaces of the mounting groove respectively, and the connecting rod is sleeved with a bearing. The bearing is installed on the other end of the sliding rod, and the connecting piece is connected with the top plate in a sliding mode through the bearing, so that friction is reduced, loss is avoided, and cost is saved.

Preferably, the side surfaces of the top plate are provided with placing grooves, the placing grooves are parallel to the top surface of the top plate, the placing grooves are arranged above the connecting pieces, the cross section of each placing groove is square, a placing hole is formed in the bottom surface of each placing groove, an object receiving plate is arranged in each placing groove, a push-out spring is arranged between each object receiving plate and each placing hole, one end of each push-out spring is connected with the bottom of each placing hole, the other end of each push-out spring is connected with each object receiving plate, the top surface and the bottom surface of each object receiving plate are respectively in contact with the upper inner side surface and the lower inner side surface of each placing groove, and the lower side edge of the end surface, far away from one end of each push-out spring, of each object receiving plate is provided with a fillet. When one top plate moves down for buffering, the position of the top plate is firstly lower than that of the top plate adjacent to the top plate, the object receiving plate on the top plate connected with the top plate is pushed out from the placing groove by the pushing-out spring, if small objects fall down from the top plate, the objects can be received by the object receiving plate, and then when the top plate resets, the bottom of the object receiving plate, which is exposed out of the top plate, is a fillet, the object receiving plate can be pushed back by the top plate to reset, so that the effect of preventing the objects from falling down from the top plate is achieved.

As preferred, the inserted bar is installed at the top of base, the lower extreme of inserted bar is connected with the top of base, the upper end of inserted bar is unsettled, the bottom of roof is equipped with the accommodation hole, the inboard of the opening part of accommodation hole is arranged in to the upper end of base, be equipped with the sleeve pipe in the accommodation hole, sheathed tube upper end is connected with the bottom surface of accommodation hole, sheathed tube lower extreme is unsettled, buffer spring has been cup jointed on the sleeve pipe, buffer spring's upper end and the bottom surface contact of accommodation hole, buffer spring's lower extreme and the top contact of base, inside sheathed tube lower extreme was arranged in to the upper end of inserted bar, inserted bar and sleeve pipe sliding connection, the base passes through buffer spring elastic connection with the roof. The telescopic lower extreme is inserted to the inserted bar upper end in, through elastic connection about buffer spring roof and the base, the base can enter into the holding hole of roof bottom, and the roof can be dismantled with the base and be connected, and the roof can be put into to the base simultaneously, saves space when the transportation, and the dismouting is nimble.

Preferably, a layer of transparent conductive plate is arranged on the top surface of the top plate, the upper end of the sleeve penetrates through the top plate and then is in contact with the transparent conductive plate, and the upper end of the sleeve is fixedly connected with the top plate. Static electricity of objects on the top plate can be led into the ground through the transparent conductive plate and the sleeve, and the floor has a static electricity removing function.

Preferably, a level gauge is mounted inside the upper end of the sleeve. Whether the floor is installed horizontally or not can be known through the level gauge when the floor is installed, the trouble caused by using an additional tool is avoided, and the floor is installed in a time-saving and labor-saving manner.

The invention has the beneficial effects that: the purpose of having a protection function is achieved; the whole connected floor has a protection function; the buffering effect is stable; the connection and buffering between the floors are stable; the floor is convenient to disassemble and assemble; the cost is saved; the function of preventing sundries from falling from the top plate is achieved; the space is saved during transportation, and the disassembly and the assembly are flexible; the floor has the function of static electricity removal; the floor is time-saving and labor-saving to install.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 isbase:Sub>A cross-sectional view of FIG. 1 at A-A;

FIG. 3 is a schematic view of the connection of the top plate to the connector;

FIG. 4 is a perspective view of the top plate;

FIG. 5 is a cross-sectional view of FIG. 3 at B-B;

FIG. 6 is a perspective view of the connector;

FIG. 7 is a cross-sectional view at C-C of FIG. 6;

fig. 8 is an enlarged view of fig. 5 at D.

In the figure: 1. a base, 2, a top plate, 3, a connecting piece, 4, an intermediate cylinder, 5, a slide rod, 6, an extrusion spring, 7, a triangular slide hole, 8, a clamping block, 9, a clamping slide groove, 10, a clamping slide block, 11, an inlet and an outlet, 12, a mounting groove, 13, a connecting rod, 14, a bearing, 15, a placing groove, 16, a placing hole, 17, an object connecting plate, 18, a pushing spring, 19, an inserting rod, 20, a containing hole, 21, a sleeve, 22, a buffer spring, 23, a transparent conductive plate and 24, a level gauge.

Detailed Description

The invention is further described with reference to the following figures and detailed description.

In the embodiment shown in fig. 1, fig. 2 and fig. 3, the shrinkage-resistant ABA formaldehyde-free floor structure comprises a plurality of bases 1 and a plurality of top plates 2, wherein the top plates 2 are in a square shape, the top plates 2 correspond to the bases 1 one by one, the top plates 2 are elastically connected with the bases 1, the bases 1 are uniformly arranged and distributed in parallel, connecting pieces 3 are arranged between two adjacent top plates 2, two ends of each connecting piece 3 are respectively connected with two adjacent top plates 2 in a sliding manner, and the two adjacent top plates 2 are in contact with each other.

As shown in fig. 2, fig. 3, fig. 4 and fig. 5, the connecting member 3 includes a middle barrel 4 and two sliding rods 5, the middle barrel 4 is square, the structure of the middle barrel 4 is that the left and right side walls have a structure with a square cavity in the square opening and the opening is communicated with the cavity, the two sliding rods 5 are symmetrically arranged on the left and right sides of the middle barrel 4, the first end of the sliding rod 5 is arranged in the cavity of the middle barrel 4 after passing through the opening of the middle barrel 4, the first end of the sliding rod 5 is slidably connected with the middle barrel 4, an extrusion spring 6 is arranged in the middle barrel 4, two ends of the extrusion spring 6 are respectively connected with the first ends of the two sliding rods 5, a triangular sliding hole 7 is arranged on the right side surface of the top plate 2, the upper side surface of the triangular sliding hole 7 is parallel to the top surface of the top plate 2, the front and back side surfaces of the triangular sliding hole 7 are perpendicular to the upper side surface of the triangular sliding hole 7, the lower side surface of the triangular sliding hole 7 is perpendicular to the upper side surface of the triangular sliding hole 7, the upper side surface of the triangular sliding hole 7 is arranged adjacent to the top plate 2, the lower side surface of the triangular sliding rod 5, the two ends of the sliding rod 5 are respectively connected with the second end of the triangular sliding hole 7, the triangular sliding rod 5.

As shown in fig. 6 and 7, the cross-sectional dimension of the cavity in the intermediate barrel 4 is larger than the opening dimension of the intermediate barrel 4, a latch 8 is mounted on the first end of the sliding rod 5, the latch 8 contacts with the side wall of the intermediate barrel 4, and the spring is connected with the first end of the sliding rod 5 through the latch 8.

As shown in fig. 4, 5 and 6, the two inner side surfaces of the triangular sliding hole 7 are symmetrically provided with the card sliding grooves 9, the card sliding grooves 9 are perpendicular to the top surface of the top plate 2, the cross section of each card sliding groove 9 is square, the front and rear side surfaces of the left end and the right end of the middle cylinder 4 are symmetrically provided with four card sliding blocks 10, the card sliding blocks 10 are matched with the card sliding grooves 9, and the middle cylinder 4 is connected with the top plate 2 in a vertical sliding mode through the matching of the card sliding blocks 10 and the card sliding grooves 9.

As shown in fig. 3, 4 and 5, the side surfaces of the top plate 2 are provided with an inlet and an outlet 11, the inlet and the outlet 11 are communicated with the card sliding groove 9, the card sliding block 10 is matched with the inlet and the outlet 11, and the card sliding block 10 is installed in the card sliding groove 9 through the inlet and the outlet 11.

As shown in fig. 6 and 7, a mounting groove 12 penetrating the top surface of the slide rod 5 and the bottom surface of the slide rod 5 is formed on the end surface of the second end of the slide rod 5, a connecting rod 13 is arranged in the mounting groove 12, two ends of the connecting rod 13 are respectively fixedly connected with two inner side surfaces of the mounting groove 12, and a bearing 14 is sleeved on the connecting rod 13.

As shown in fig. 3 and 8, the side surfaces of the top plate 2 are both provided with a placing groove 15, the placing groove 15 is parallel to the top surface of the top plate 2, the placing groove 15 is arranged above the connecting piece 3, the cross section of the placing groove 15 is square, a placing hole 16 is arranged on the bottom surface of the placing groove 15, an object receiving plate 17 is arranged in the placing groove 15, a push-out spring 18 is arranged between the object receiving plate 17 and the placing hole 16, one end of the push-out spring 18 is connected with the bottom of the placing hole 16, the other end of the push-out spring 18 is connected with the object receiving plate 17, the top surface and the bottom surface of the object receiving plate 17 are respectively contacted with the upper inner side surface and the lower inner side surface of the placing groove 15, and the lower side edge of the end surface of the object receiving plate 17 far away from one end of the push-out spring 18 is set to be a rounded corner.

As shown in fig. 5, an insert rod 19 is installed on the top of the base 1, the lower end of the insert rod 19 is connected with the top of the base 1, the upper end of the insert rod 19 is suspended, a containing hole 20 is formed in the bottom of the top plate 2, the upper end of the base 1 is arranged on the inner side of an opening of the containing hole 20, a sleeve 21 is arranged in the containing hole 20, the upper end of the sleeve 21 is connected with the bottom surface of the containing hole 20, the lower end of the sleeve 21 is suspended, a buffer spring 22 is sleeved on the sleeve 21, the upper end of the buffer spring 22 is in contact with the bottom surface of the containing hole 20, the lower end of the buffer spring 22 is in contact with the top of the base 1, the upper end of the insert rod 19 is arranged inside the lower end of the sleeve 21, the insert rod 19 is in sliding connection with the sleeve 21, and the base 1 is elastically connected with the top plate 2 through the buffer spring 22.

A layer of transparent conductive plate 23 is arranged on the top surface of the top plate 2, the upper end of the sleeve 21 penetrates through the top plate 2 and then is in contact with the transparent conductive plate 23, and the upper end of the sleeve 21 is fixedly connected with the top plate 2.

A level 24 is mounted internally at the upper end of the sleeve 21.

As shown in figure 1, a base 1 is evenly and horizontally laid, and a top plate 2 is arranged above the base 1.

As shown in fig. 2, triangular sliding holes 7 are formed in the side surfaces of the top plates 2, and two ends of the connecting member 3 are disposed in the triangular sliding holes 7 of two adjacent top plates 2.

As shown in fig. 3 and 4, the top plate 2 is symmetrically provided with placing grooves 15 on four sides, the placing grooves 15 are above the triangular sliding hole 7, the vertical card sliding grooves 9 are symmetrically provided on two vertical sides of the triangular sliding hole 7, the top plate 2 is provided with horizontal inlets and outlets 11 on four sides, the inlets and outlets 11 cross the opening of the triangular sliding hole 7, and the inlets and outlets 11 are perpendicular to and communicated with the card sliding grooves 9.

As shown in fig. 5, a vertical insertion rod 19 is installed at the top of the base 1, an accommodating hole 20 is formed at the bottom of the top plate 2, a vertical sleeve 21 is installed at the bottom of the accommodating hole 20, the insertion rod 19 is inserted into the sleeve 21 from the lower end of the sleeve 21, a spring is sleeved between the insertion rod 19 and the sleeve 21 and abuts against the top plate 2 and the base 1, a transparent conductive plate 23 is installed on the top surface of the top plate 2, the upper end of the sleeve 21 penetrates through the top plate 2 and then contacts with the transparent conductive plate 23, and a level 24 is installed inside the upper end of the sleeve 21.

As shown in fig. 6 and 7, the connecting member 3 is composed of a middle cylinder 4 and a sliding rod 5, the middle cylinder 4 and the sliding rod 5 are both square, the left side and the right side of the middle cylinder 4 are provided with square openings, the inside of the middle cylinder 4 is a square cavity, the square cavity and the openings are communicated, one ends of the two sliding rods 5 are installed in the square cavity in the middle cylinder 4, one end of the sliding rod 5 is provided with a clamping block 8, the sliding rod 5 is clamped in the square cavity through the clamping block 8, the two clamping blocks 8 are connected through an extrusion spring 6, the end surface of the other end of the sliding rod 5 is provided with a vertical installation groove 12, a connecting rod 13 is installed in the installation groove 12, a bearing 14 is installed on the connecting rod 13, two clamping blocks 10 are respectively installed on the front side and the back side of the middle cylinder 4, and the four clamping blocks 10 are symmetrical front, back and left and right relative to the middle cylinder 4.

As shown in fig. 8, a placement hole 16 is provided in the bottom of the placement groove 15, the catch plate 17 is fitted in the placement groove 15, and the push-out spring 18 is fitted in the placement hole 16.

When the floor laying device is used, the first base 1 is installed, the buffer spring 22 is installed on the sleeve 21 at the bottom of the first top plate 2, the buffer spring 22 of the top plate 2 is sleeved on the installed base 1, the sleeve 21 is sleeved on the inserted rod 19, one end of the first connecting piece 3 is installed in the triangular sliding hole 7 of the first top plate 2, then the second base 1 and the second top plate 2 are installed together, the triangular sliding hole 7 of the second top plate 2 is aligned with the other end of the first connecting piece 3, the second top plate 2 is moved to the first top plate 2, the other end of the first connecting piece 3 is inserted into the triangular sliding hole 7 of the second top plate 2, the installation of the second top plate 2 is completed, then the second group of base 1 and top plate 2 are installed after the second connecting piece 3 is installed on the first top plate 2, and the like, and the floor laying is completed.

Claims

1. The utility model provides a resistant shrink ABA does not have aldehyde floor structure, characterized by, includes a plurality of bases (1) and a plurality of roof (2), the shape of roof (2) is the square body shape, roof (2) and base (1) one-to-one from top to bottom, roof (2) and base (1) elastic connection, base (1) are align to grid parallel distribution, are equipped with connecting piece (3) between two adjacent roof (2), the both ends of connecting piece (3) respectively with two adjacent roof (2) sliding connection, two adjacent roof (2) contact each other, connecting piece (3) are including middle section of thick bamboo (4) and slide bar (5), the shape of middle section of thick bamboo (4) is the square body shape, the structure and the opening that have square cavity in the square opening and the cavity intercommunication for the left and right sides wall of middle section of thick bamboo (4), slide bar (5) have two and symmetry to set up the left and right sides at middle section of thick bamboo (4), the first end of slide bar (5) is equipped with the extrusion spring (6) in the opening of middle section of thick bamboo (4) is arranged in the middle section of thick bamboo (4) after passing the opening, the right side wall the extrusion spring (6) respectively, the second roof (6) the extrusion spring (6) is equipped with the middle section of the extrusion section of the middle section of thick bamboo (4), the side of going up of triangle slide opening (7) is parallel with the top surface of roof (2), the side is perpendicular with the side of going up of triangle slide opening (7) around triangle slide opening (7), the downside of triangle slide opening (7) and the side of going up of triangle slide opening (7) form the contained angle, the downside of triangle slide opening (7) is perpendicular with the front and back both sides face of triangle slide opening (7), the size of triangle slide opening (7) is crescent from the bottom to the opening, all set up triangle slide opening (7) on four sides of roof (2), the both ends of middle section of thick bamboo (4) are arranged in triangle slide opening (7) of two adjacent roofs (2) respectively, the second end of slide bar (5) and the downside contact of triangle slide opening (7), the second end and roof (2) sliding connection of slide bar (5).

2. The shrinkage-resistant ABA formaldehyde-free floor structure as claimed in claim 1, wherein the cross-sectional dimension of the cavity in the intermediate cylinder (4) is larger than the opening dimension of the intermediate cylinder (4), the first end of the sliding rod (5) is provided with a fixture block (8), the fixture block (8) is contacted with the side wall of the intermediate cylinder (4), and the spring is connected with the first end of the sliding rod (5) through the fixture block (8).

3. The shrinkage-resistant ABA formaldehyde-free floor structure as claimed in claim 2, wherein the triangular sliding holes (7) are symmetrically provided with clamping sliding grooves (9) on two inner side surfaces, the clamping sliding grooves (9) are perpendicular to the top surface of the top plate (2), the cross section of each clamping sliding groove (9) is square, the middle cylinder (4) is symmetrically provided with clamping sliding blocks (10) on the front side surface and the rear side surface of the left end and the right end of the middle cylinder, the clamping sliding blocks (10) are matched with the clamping sliding grooves (9), and the middle cylinder (4) is connected with the top plate (2) in a vertical sliding mode through the matching of the clamping sliding blocks (10) and the clamping sliding grooves (9).

4. The shrinkage-resistant ABA formaldehyde-free floor structure as claimed in claim 3, wherein the side surfaces of the top plate (2) are provided with access openings (11), the access openings (11) are communicated with the clamping sliding grooves (9), the clamping sliding blocks (10) are matched with the access openings (11), and the clamping sliding blocks (10) are installed in the clamping sliding grooves (9) through the access openings (11).

5. The shrinkage-resistant ABA formaldehyde-free floor structure as claimed in claim 4, wherein an installation groove (12) penetrating through the top surface of the sliding rod (5) and the bottom surface of the sliding rod (5) is formed in the end surface of the second end of the sliding rod (5), a connecting rod (13) is arranged in the installation groove (12), two ends of the connecting rod (13) are respectively fixedly connected with two inner side surfaces of the installation groove (12), and a bearing (14) is sleeved on the connecting rod (13).

6. The shrinkage-resistant ABA formaldehyde-free floor structure as claimed in claim 1 or 5, wherein the top plate (2) is provided with a placing groove (15) on each side surface, the placing groove (15) is parallel to the top surface of the top plate (2), the placing groove (15) is arranged above the connecting piece (3), the placing groove (15) is square in cross section, a placing hole (16) is formed in the bottom surface of the placing groove (15), an object receiving plate (17) is arranged in the placing groove (15), a push-out spring (18) is arranged between the object receiving plate (17) and the placing hole (16), one end of the push-out spring (18) is connected with the bottom of the placing hole (16), the other end of the push-out spring (18) is connected with the object receiving plate (17), the top surface and the bottom surface of the object receiving plate (17) are respectively in contact with the upper inner side surface and the lower inner side surface of the placing groove (15), and the lower side edge of the end surface, far away from one end of the push-out spring (18), of the object receiving plate (17) is arranged to be rounded.

7. The shrinkage-resistant ABA formaldehyde-free floor structure as claimed in claim 6, wherein an insert rod (19) is installed at the top of the base (1), the lower end of the insert rod (19) is connected with the top of the base (1), the upper end of the insert rod (19) is suspended, a containing hole (20) is formed in the bottom of the top plate (2), the upper end of the base (1) is arranged on the inner side of the opening of the containing hole (20), a sleeve (21) is arranged in the containing hole (20), the upper end of the sleeve (21) is connected with the bottom surface of the containing hole (20), the lower end of the sleeve (21) is suspended, a buffer spring (22) is sleeved on the sleeve (21), the upper end of the buffer spring (22) is in contact with the bottom surface of the containing hole (20), the lower end of the buffer spring (22) is in contact with the top of the base (1), the upper end of the insert rod (19) is arranged inside the lower end of the sleeve (21), the insert rod (19) is in sliding connection with the sleeve (21), and the base (1) and the top plate (2) are elastically connected with the top plate (2) through the buffer spring (22).

8. The shrinkage-resistant ABA formaldehyde-free floor structure as claimed in claim 7, wherein a transparent conductive plate (23) is arranged on the top surface of the top plate (2), the upper end of the sleeve (21) penetrates through the top plate (2) and then contacts with the transparent conductive plate (23), and the upper end of the sleeve (21) is fixedly connected with the top plate (2).

9. A shrinkage-resistant ABA formaldehyde-free floor structure according to claim 8, characterized in that a level (24) is internally mounted at the upper end of the sleeve (21).