CN113235859A

CN113235859A - Floor structure is built in room

Info

Publication number: CN113235859A
Application number: CN202110594733.2A
Authority: CN
Inventors: 陈勇建; 刘华锋; 张俊; 张义; 曾航
Original assignee: Zhejiang Kejiu Construction Engineering Co ltd
Current assignee: Zhejiang Kejiu Construction Engineering Co ltd
Priority date: 2021-05-28
Filing date: 2021-05-28
Publication date: 2021-08-10
Anticipated expiration: 2041-05-28
Also published as: CN113235859B

Abstract

The application relates to a floor structure is built in room, it includes a plurality of groups of floor units spliced each other, the floor unit includes keel base and floor block hinged on the upper side of keel base, the keel base is fixedly connected on the ground through the mounting piece, one end of the floor block is a hinged end hinged with keel base through the hinged piece, the other end is a movable end which can rotate relative to keel base; when the floor blocks rotate to be horizontal, the movable ends of the floor blocks exceed the keel base, and abdicating channels are formed between the movable ends of the floor blocks and the hinged ends of the other adjacent floor blocks, and tools can extend into the lower parts of the floor blocks through the abdicating channels; sealing rubber strips are filled in the abdicating channel, and the hinged end of each floor block is connected with a driving piece which is used for driving the adjacent sealing rubber strips to move upwards to exceed the floor block. The floor block replacing device has the effect of low difficulty in replacing the floor blocks.

Description

Floor structure is built in room

Technical Field

The application relates to the field of floors, in particular to a floor structure is built in room.

Background

The floor, i.e. the surface layer of the floor or floor of a house, is usually made of wood or other materials, and can be divided into solid wood floors, reinforced composite wood floors, three-layer solid wood composite floors, bamboo and wood floors, multi-layer solid wood composite floors, and the like according to the structure.

In the related art, chinese patent No. CN201649541U discloses a double-locking floor structure, which includes floor strips that can be spliced, a male tenon 1 and a male tenon 2 are disposed on one side of the floor strips, and a female tenon 1 and a female tenon 2 are disposed on the other side corresponding to the male tenon 1 and the female tenon 2; when splicing between the floor strips, the male tenon 1 and the female tenon 1, and the male tenon 2 and the female tenon 2 form tight fit, so that the sound caused by the long-term loose floor can be avoided, and the tightness of connection between the floor strips is high.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: the floor strip in above-mentioned double-locking floor structure splices the back in place, and the clearance that two adjacent floor strips formed is little, and after the floor strip damaged, the workman is difficult to stretch into the clearance of adjacent floor strip with the instrument and in order to tear open and trade the floor strip, and the tear open of floor strip is traded the degree of difficulty height, remains to improve.

Disclosure of Invention

In order to reduce the difficulty of dismantling and changing the floor block, the application provides a floor structure is built in room.

The application provides a floor structure is built in room adopts following technical scheme:

a floor structure for building comprises a plurality of groups of floor units which are spliced with each other, wherein each floor unit comprises a keel base and a floor block which is hinged to the upper side of the keel base, the keel base is fixedly connected to the ground through a mounting piece, one end of the floor block is a hinged end which is hinged to the keel base through a hinged piece, and the other end of the floor block is a movable end which can rotate relative to the keel base; when the floor blocks rotate to be horizontal, the movable ends of the floor blocks exceed the keel base, and abdicating channels are formed between the movable ends of the floor blocks and the hinged ends of the other adjacent floor blocks, and tools can extend into the lower parts of the floor blocks through the abdicating channels; sealing rubber strips are filled in the abdicating channel, and the hinged end of each floor block is connected with a driving piece which is used for driving the adjacent sealing rubber strips to move upwards to exceed the floor block.

Through adopting above-mentioned technical scheme, floor unit assembles the back that targets in place, and fossil fragments seat fixed connection is subaerial for adjacent two floor units, floor unit and ground are difficult for taking place relative movement, and floor unit's overall stability is high. The sealing rubber strips are filled in the yielding channels, so that the structural compactness between the floor units is improved, and dust and moisture can be prevented from entering the yielding channels.

After the floor block is worn or cracked due to long-term use, an operator can firstly utilize the driving piece to move the sealing rubber strip upwards to exceed the floor block so as to move the sealing rubber strip out of the yielding channel. After the sealing rubber strip is separated from the abdicating channel, the tool extends into the lower part of the floor block through the abdicating channel, so that the movable end of the floor block is tilted by the tool, and the articulated element is operated to split the floor block and the keel base, so that the floor block can be dismantled. When a new floor block is replaced, the floor block is hinged on the keel base by using the hinge parts, then the floor block is turned to be horizontal, and finally the sealing rubber strip is refilled into the abdicating channel, so that the operation is simple and convenient, and the replacement difficulty is low. In addition, the replacement mode is not needed to damage the floor blocks to be replaced, so that the slightly worn floor blocks can be used for the second time after being processed, other floor units cannot be damaged, and the floor replacing device has the effects of energy conservation, environmental protection and low replacement cost.

Optionally, the driving piece comprises a lever, a driving block arranged at one end, close to the sealing rubber strip, of the lever and a pressing block connected to the floor block in a sliding mode in the vertical direction, the middle of the lever is hinged to the lower side of the floor block, the driving block abuts against the lower side of the sealing rubber strip, and the pressing block abuts against the upper portion of the end portion, far away from the driving block, of the lever.

Through adopting above-mentioned technical scheme, before tearing open and trading the floor block, move down the briquetting, the tip that the lever kept away from the drive block receives the effort of briquetting and can move down for the lever uses its articulated department with the floor block to rotate as the axle center, the drive block moves up and upwards jack-up joint strip, thereby makes joint strip's upper end move to the upside of floor block, makes things convenient for operating personnel to utilize joint strip's ejecting end to pull out joint strip and lets the passageway. When the sealing rubber strips are ejected, an operator only needs to move the pressing block downwards, the operation is simple and convenient, and the disassembly and replacement efficiency of the floor block is improved.

Optionally, a reset groove is formed in the upper end surface of the floor block, a through hole extending in the vertical direction is formed in the bottom wall of the reset groove, a reset block is arranged on the upper side of the pressing block, the reset block is slidably arranged in the reset groove, and the pressing block is slidably arranged in the through hole; the lower side of the reset block is connected with a reset spring, and one end of the reset spring, which is far away from the reset block, is connected to the bottom wall of the reset groove; when the return spring is in a natural state, the driving block is positioned at the outer side of the yielding channel.

Through adopting above-mentioned technical scheme, press the reset block and move down with the drive briquetting, reset spring receives the extrusion of reset block and can produce compression deformation to produce compression elasticity. After the acting force for pressing the reset block is cancelled, the reset block and the pressing block can automatically recover to the original position under the elastic action of the reset spring so as to be used next time, and the time for manually resetting the pressing block by an operator is saved.

Optionally, the sum of the lengths of the reset block and the reset spring in the natural state is not greater than the depth of the reset groove.

Through adopting above-mentioned technical scheme, when reset spring was in natural state, the tip of reset block did not surpass the floor block, and the pedestrian is difficult for stumbling by convex reset block, and the potential safety hazard is little.

Optionally, the hinged end and the expansion end downside of floor block all are provided with the butt joint piece, the one end of butt joint piece is located under rather than close the passageway of stepping down, is formed with the hole of stepping down that supplies the drive block to wear out between two butt joint pieces of passageway below of same stepping down.

Through adopting above-mentioned technical scheme, because the butt piece is located the below of the passageway of stepping down, when filling in the passageway of stepping down with joint strip, joint strip's the spacing difficult passageway of stepping down that shifts out of butt that receives the butt piece of joint strip helps joint strip's installation location.

Optionally, the lateral wall of the floor block is connected with a rubber pad, and the rubber pad is formed by extending the hinged end of the floor block to the movable end of the floor block.

By adopting the technical scheme, after the floor units are assembled in place, the sealing rubber strips are filled in the gaps of the two adjacent floor blocks in one horizontal direction, and the rubber pads are filled in the gaps of the two adjacent floor blocks in the other horizontal direction, so that the compactness of the floor structure is further improved.

Optionally, the length of the keel base is smaller than that of the floor block, and the width of the keel base is smaller than that of the floor block.

Through adopting above-mentioned technical scheme, be formed with the threading passageway between the fossil fragments seat of two adjacent floor units, this threading passageway can supply to lay and wear to establish at subaerial pipeline to improve the stability and the wiring orderliness of pipeline.

Optionally, the floor block is fixedly connected with an elastic block on the end surface close to the keel base, and a clamping groove matched with the elastic block in a clamping manner is formed in the keel base.

Through adopting above-mentioned technical scheme, elasticity piece and draw-in groove joint cooperation have increased the area of being connected of floor block and keel base, have improved joint strength and stability between them.

Optionally, the locating slot has been seted up to the up end of fossil fragments seat, from top to bottom has set gradually blotter, sound absorbing pad, drying plate and waterproof pad in the locating slot.

Through adopting above-mentioned technical scheme, waterproof pad can separate the moisture that keeps off ground and upwelling, and the drying plate can absorb the vapor that evaporates, helps keeping dry in the keel base for wooden keel base and floor block are difficult for rotten, the keel base and the floor block of metal material are difficult for rustting, have prolonged the life of floor structure. The sound absorption pad can reduce the noise that produces when walking on the floor block, and the blotter plays buffering absorbing effect, and the function of floor structure is various, the practicality is strong.

Optionally, the drying plate is a transparent plastic plate filled with a cobalt-free allochroic silica gel drying agent.

By adopting the technical scheme, the cobalt-free allochroic silica gel drying agent has strong moisture absorption capacity, the appearance color of the cobalt-free allochroic silica gel drying agent can obviously change along with the increase of moisture absorption amount, and the drying plate is transparent, so that the cobalt-free allochroic silica gel drying agent is beneficial to observing the color of the drying agent by an operator so as to replace the drying plate in time.

In summary, the present application includes at least one of the following beneficial technical effects:

1. after the floor blocks are worn, the reset block is pressed to drive the lever to rotate, so that the end parts of the sealing rubber strips are pushed out of the floor blocks by the driving block, the sealing rubber strips are moved out of the abdicating channel, and tools can be inserted into the abdicating channel to pry the floor blocks, so that operators can conveniently replace the worn floor blocks; the floor unit is not required to be damaged in the dismounting and replacing mode, and the replacing cost is low;

2. after the action force for pressing the reset block is removed by an operator, the reset spring can drive the reset block and the pressing block to automatically reset, so that the time for the operator to manually reset the pressing block is saved, and the next use is facilitated; the abutting block is positioned below the abdicating channel and plays a role in positioning the sealing rubber strip;

3. be provided with blotter, sound absorption pad, drying plate and waterproof pad in the fossil fragments seat for floor unit possesses the buffering shock attenuation, inhales the sound and falls and make an uproar and waterproof and dry's effect, and floor unit's function is various, the practicality is strong.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present application.

Fig. 2 is a schematic cross-sectional view of two adjacent groups of floor units in an embodiment of the present application.

Fig. 3 is an enlarged schematic view at a in fig. 2.

Fig. 4 is an enlarged schematic view at B in fig. 2.

Fig. 5 is a schematic diagram highlighting a structure of a clamping block in the embodiment of the present application.

Description of reference numerals: 1. a floor unit; 11. a keel base; 111. positioning a groove; 112. a counter bore; 113. a rotating groove; 114. a card slot; 12. floor blocks; 121. an elastic block; 122. a rubber pad; 123. a butting block; 124. a hole of abdication; 125. a hinged seat; 126. hinging a shaft; 127. a reset groove; 128. a through hole; 13. a yielding channel; 2. a mounting member; 3. a cushion pad; 4. a sound absorbing pad; 5. drying the plate; 51. a drying chamber; 52. cobalt-free allochroic silica gel desiccant; 6. a waterproof pad; 7. an articulation member; 71. a rotating shaft; 72. connecting sheets; 73. a connecting bolt; 8. sealing rubber strips; 81. an anti-slip groove; 9. a drive member; 91. a lever; 92. a drive block; 93. briquetting; 94. a reset block; 95. a return spring.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses floor structure is built in room. Referring to fig. 1 and 2, the building floor structure includes a plurality of groups of floor units 1 spliced with each other, and the number of the floor units 1 may be determined according to the room area of the floor to be laid. Every group floor unit 1 all includes keel base 11 and articulated floor block 12 that sets up at keel base 11 upside, and keel base 11 is subaerial through 2 fixed connection of multiunit installed part, and the quantity of installed part 2 sets up to four groups in this embodiment, and four groups of installed part 2 set up the four corners at keel base 11 respectively.

Referring to fig. 2 and 3, the upper end surface of the keel base 11 is provided with a positioning groove 111, and the mounting member 2 includes a mounting bolt screwed on the bottom wall of the positioning groove 111. When assembling the floor unit 1, the installation bolts are sequentially screwed with the bottom wall of the positioning groove 111 and the ground, so that the keel base 11 is fixedly connected to the ground, thereby preventing the floor unit 1 from moving relative to the ground. In order to prevent the head of the mounting bolt from extending into the positioning groove 111, a counter bore 112 is formed in the bottom wall of the positioning groove 111, and the head of the mounting bolt is located in the counter bore 112.

Referring to fig. 2 and 3, the positioning groove 111 is sequentially provided with the buffer pad 3, the sound absorption pad 4, the drying plate 5 and the waterproof pad 6 from top to bottom, the buffer pad 3 is made of a chemical cross-linked polyethylene foam material, and the floor block has the advantages of high tensile strength, stable chemical properties and high elasticity, and plays a role in buffering and damping when a pedestrian steps on the floor block 12. The sound absorption pad 4 is made of sound absorption sponge, has the advantages of sound absorption, heat insulation, flame retardance, high temperature resistance, water absorption, light weight and the like, is arranged below the cushion pad 3, can effectively reduce noise generated during walking, and can improve the heat-resistant flame-retardant performance of the floor unit 1.

Referring to fig. 3, the drying plate 5 is a transparent plastic plate having a plurality of micro-holes on the surface thereof, a drying cavity 51 is formed in the drying plate 5, and a cobalt-free allochroic silica gel drying agent 52 is filled in the drying cavity 51, and the drying agent is orange yellow when not wetted and gradually turns into green and dark green along with the increase of self-adsorbed moisture. The cobalt-free allochroic silica gel drying agent 52 can absorb the water vapor in the positioning groove 111, thereby being beneficial to keeping the inside of the positioning groove 111 dry. The drying plate 5 is transparent, which is helpful for people to observe the moisture absorption state of the cobalt-free allochroic silica gel drying agent 52.

Referring to fig. 3, the waterproof pad 6 is made of pearl wool, which is a novel environment-friendly material formed by countless independent bubbles generated by physically foaming low-density polyethylene, has the advantages of water resistance, moisture resistance, shock resistance, sound insulation, heat preservation, toughness, strong impact resistance and the like, and is arranged in the keel base 11, so that the comprehensive performances of moisture resistance, shock resistance and the like of the keel base 11 are improved.

Referring to fig. 2 and 4, the floor block 12 is a cuboid structure, one end of the floor block 12 in the length direction is a hinged end, the other end of the floor block is a movable end, the hinged end of the floor block 12 is hinged to the keel base 11 through the hinge 7, and the movable end of the floor block 12 can rotate relative to the keel base 11 by using the hinge 7 as an axis.

Referring to fig. 4 and 5, the hinge element 7 in this embodiment is a hinge, the hinge includes a rotating shaft 71 and two connecting pieces 72 rotatably connected to the rotating shaft 71, a rotating groove 113 is formed in the upper end surface of the keel base 11, the rotating groove 113 is located at an end of the keel base 11 close to the hinged end of the floor block 12, the rotating shaft 71 is rotatably connected to the rotating groove 113, one of the connecting pieces 72 is fixedly connected to the bottom wall of the rotating groove 113 through a connecting bolt 73, and the other connecting piece 72 is fixedly connected to the floor block 12 through a connecting bolt 73.

Referring to fig. 5, an elastic block 121 is fixedly connected to an end surface of the floor block 12 close to the keel base 11, and the elastic block 121 is made of plastic capable of generating elastic deformation, such as PVC, PE, and the like. The upper end surface of the keel base 11 is provided with a clamping groove 114 in clamping fit with the elastic block 121, and the clamping groove 114 is located on one side of the positioning groove 111 far away from the rotating groove 113. When the floor unit 1 is assembled, after the floor block 12 hinged above the keel base 11 is rotated to a horizontal state, the clamping groove 114 can be used for the elastic block 121 to be deformed and clamped, so that the stability of the floor block 12 is improved.

Referring to fig. 2, the length of the keel base 11 is less than that of the floor board 12, the width of the keel base 11 is less than that of the floor board 12, and when the floor board 12 is rotated to be horizontal, the hinged end and the movable end of the floor board 12 both exceed the keel base 11. A threading channel is formed between the keel bases 11 of two adjacent floor units 1, and a pipeline laid on the ground can penetrate into the threading channel so as to improve the orderliness and stability of pipeline laying.

Referring to fig. 1, a rubber pad 122 is secured to one of the sidewalls of the floor 12 along the length thereof, and the rubber pad 122 extends from the hinged end of the floor 12 to the free end. After the floor units 1 are assembled in place, the rubber pads 122 are filled in gaps formed between two adjacent floor blocks 12 in the width direction, so that the structural compactness of the assembled floor units 1 is improved.

Referring to fig. 1 and 4, when the floor boards 12 are in a horizontal state, a relief channel 13 is formed between a movable end of one of the floor boards 12 and a hinge end of another floor board 12 adjacent thereto, and an extending direction of the relief channel 13 is parallel to a width direction of the floor boards 12. The yielding channel 13 is filled with a sealing rubber strip 8 made of a rubber material, the upper end of the sealing rubber strip 8 is flush with the floor block 12 after the sealing rubber strip 8 is assembled in place, and a plurality of anti-slip grooves 81 distributed along the vertical direction are formed in the side wall of the sealing rubber strip 8 for increasing the friction force between the sealing rubber strip 8 and a hand of a person. The sealing rubber strip 8 not only further improves the compactness of the floor structure, but also can prevent dust and moisture from permeating into the ground from the yielding channel 13, and has good waterproof and dustproof effects.

Referring to fig. 2 and 4, the hinged end and the lower side of the movable end of the floor block 12 are both fixedly connected with abutting blocks 123, one end of each abutting block 123 exceeds the floor block 12, the end part of each abutting block 123 exceeding the floor block 12 is located right below the corresponding abdicating channel 13, and an abdicating hole 124 is formed between the two abutting blocks 123 below the same abdicating channel 13. When assembling the joint strip 8, the abutting block 123 can prevent the joint strip 8 from moving beyond the yielding channel 13.

Referring to fig. 2 and 4, a driving member 9 is connected to the hinged end of the floor board 12, and the driving member 9 includes a lever 91 hinged to the lower side of the floor board 12, a driving block 92 fixedly connected to the upper side of the lever 91, and two pressing blocks 93 slidably disposed on the floor board 12. Two hinge seats 125 which are oppositely arranged are fixedly connected to the lower side of the hinge end of the floor block 12, a hinge shaft 126 is rotatably connected between the two hinge seats 125, and the middle part of the lever 91 is hinged on the floor block 12 through the hinge shaft 126. The driving block 92 is located at one end of the lever 91 close to the sealing rubber strip 8, when the lever 91 is in a horizontal state, the driving block 92 penetrates through the abdicating hole 124 and abuts against the sealing rubber strip 8, and the pressing block 93 abuts against the upper portion of the end portion of the lever 91 far away from the driving block 92.

Referring to fig. 4, the upper end surface of the floor block 12 is provided with two reset grooves 127 extending in the vertical direction at the hinged end thereof, the two reset grooves 127 are respectively located at the end portions of the floor block 12 in the width direction thereof, the bottom wall of the reset grooves 127 is provided with through holes 128 extending in the vertical direction, the two pressing blocks 93 are respectively slidably disposed in the through holes 128, and the lower ends of the two pressing blocks exceed the floor block 12. The upper side of the pressing block 93 is fixed with a reset block 94, the reset block 94 is slidably arranged in the reset groove 127, the reset block 94 and the pressing block 93 in the embodiment are both arranged in a cylindrical shape, and the diameter of the reset block 94 is larger than that of the pressing block 93, so that the reset block 94 cannot enter the through hole 128. When the reset block 94 is pressed down, the press block 93 will push the lever 91 to move down along with the adjacent end of the lever 91, so that the lever 91 rotates around the hinge shaft 126, and the driving block 92 pushes the top of the sealing rubber strip 8 out of the abdicating channel 13, thereby facilitating the operator to take out the sealing rubber strip 8.

Referring to fig. 4, two return springs 95 are fixedly connected to the lower side of the return block 94, the bottom ends of the return springs 95 are fixed to the bottom wall of the return groove 127, and when the return springs 95 are in a natural state, the sum of the lengths of the return block 94 and the return springs 95 is equal to the depth of the return groove 127, specifically, the natural state of the return springs 95 in this embodiment refers to a state that the return springs 95 are not stretched and compressed. After the acting force for pressing the reset block 94 is removed, the reset block 94 can be reset to the state that the top end is flush with the floor board 12 under the action of the reset spring 95, pedestrians cannot be stumbled by the convex reset block 94, and the potential safety hazard is small.

The implementation principle of the floor structure is built in a room in the embodiment of the application is as follows: when the floor unit 1 is assembled, the keel base 11 is fixed on the ground by using the mounting bolt, the waterproof pad 6, the drying plate 5, the sound absorption pad 4 and the buffer pad 3 are sequentially placed into the positioning groove 111, and then the floor block 12 is hinged on the keel base 11 by using the hinge member 7; then, the floor board 12 is turned to the horizontal state, so that the elastic block 121 is clamped into the clamping groove 114 adjacent to the elastic block, and finally, the sealing rubber strip 8 is filled into the abdicating channel 13.

After the floor block 12 is damaged due to long-term use, the reset block 94 is pressed to enable the press block 93 to push the lever 91 to move downwards to the end close to the lever 91, so that the lever 91 rotates by taking the hinge shaft 126 as the axis, the driving block 92 further pushes the top end of the sealing rubber strip 8 out of the abdicating channel 13, and an operator can take the sealing rubber strip 8 out of the abdicating channel 13 conveniently. After the sealing rubber strip 8 is taken out, a tool for prying the floor block 12 extends into the lower side of the floor block 12 from the abdicating channel 13, the floor block 12 is pried by the tool, the elastic block 121 is separated from the clamping groove 114, the hinged part 7 is exposed, and at the moment, an operator can take out the connecting bolt 73 on the floor block 12 to realize the dismantling of the floor block 12, and the operation difficulty is small and the convenience is high.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a floor structure is built in room, includes floor unit (1) of the mutual concatenation of a plurality of groups, its characterized in that: the floor unit (1) comprises a keel base (11) and a floor block (12) hinged to the upper side of the keel base (11), the keel base (11) is fixedly connected to the ground through a mounting piece (2), one end of the floor block (12) is a hinged end hinged to the keel base (11) through a hinge piece (7), and the other end of the floor block is a movable end capable of rotating relative to the keel base (11); when the floor blocks (12) rotate to the horizontal direction, the movable ends of the floor blocks (12) exceed the keel base (11), an abdicating channel (13) is formed between the movable end of the floor block (12) and the hinged end of another adjacent floor block (12), and a tool can be extended into the lower part of the floor block (12) through the abdicating channel (13); sealing rubber strips (8) are filled in the abdicating channel (13), and the hinged end of each floor block (12) is connected with a driving piece (9) which is used for driving the adjacent sealing rubber strips (8) to move upwards to exceed the floor blocks (12).

2. The floor structure of claim 1, wherein: the driving piece (9) comprises a lever (91), a driving block (92) arranged at one end, close to the sealing rubber strip (8), of the lever (91) and a pressing block (93) connected to the floor block (12) in a sliding mode along the vertical direction, the middle of the lever (91) is hinged to the lower side of the floor block (12), the driving block (92) is abutted to the lower side of the sealing rubber strip (8), and the pressing block (93) is abutted to the upper portion of the end portion, far away from the driving block (92), of the lever (91).

3. The floor structure of claim 2, wherein: a reset groove (127) is formed in the upper end face of the floor block (12), a through hole (128) extending in the vertical direction is formed in the bottom wall of the reset groove (127), a reset block (94) is arranged on the upper side of the pressing block (93), the reset block (94) is arranged in the reset groove (127) in a sliding mode, and the pressing block (93) is arranged in the through hole (128) in a sliding mode; a return spring (95) is connected to the lower side of the return block (94), and one end, far away from the return block (94), of the return spring (95) is connected to the bottom wall of the return groove (127); when the return spring (95) is in a natural state, the driving block (92) is positioned outside the abdicating channel (13).

4. A building floor structure according to claim 3, wherein: the sum of the length of the reset block (94) and the length of the reset spring (95) in a natural state is not more than the depth of the reset groove (127).

5. The floor structure of claim 2, wherein: the hinged end and the movable end downside of floor block (12) all are provided with butt joint piece (123), the one end of butt joint piece (123) is located under rather than close channel of stepping down (13), is formed with between two butt joint pieces (123) of same channel of stepping down (13) below and supplies drive block (92) to wear out hole of stepping down (124).

6. The floor structure of claim 1, wherein: the lateral wall of the floor block (12) is connected with a rubber pad (122), and the rubber pad (122) is formed by extending the hinged end of the floor block (12) to the movable end of the floor block (12).

7. The floor structure of claim 1, wherein: the length of the keel base (11) is smaller than that of the floor block (12), and the width of the keel base (11) is smaller than that of the floor block (12).

8. The floor structure of claim 7, wherein: the end face, close to the keel base (11), of the floor block (12) is fixedly connected with an elastic block (121), and a clamping groove (114) matched with the elastic block (121) in a clamping mode is formed in the keel base (11).

9. The floor structure of claim 1, wherein: the upper end surface of the keel base (11) is provided with a positioning groove (111), and a cushion pad (3), a sound absorption pad (4), a drying plate (5) and a waterproof pad (6) are sequentially arranged in the positioning groove (111) from top to bottom.

10. The floor structure of claim 9, wherein: the drying plate (5) is a transparent plastic plate filled with a cobalt-free allochroic silica gel drying agent (52).