CN203742122U

CN203742122U - Locking floor

Info

Publication number: CN203742122U
Application number: CN201420116925.8U
Authority: CN
Inventors: 吕美荣
Original assignee: Individual
Current assignee: Individual
Priority date: 2014-03-14
Filing date: 2014-03-14
Publication date: 2014-07-30
Anticipated expiration: 2024-03-14

Abstract

The utility model discloses a locking floor. The locking floor comprises a floor body, a male tenonand a female groove, wherein the male tenon comprises a bulge part, two floor bodies can be locked through matching of the bulge parts and the female grooves, the bulge part comprises a horizontal part and an arc-shaped part, the horizontal part is formed in one side surface of the floor body and extends outwards in the horizontal direction, the outer side of the arc-shaped part bulges towards the lower side of the horizontal part from the outer side end surface of the horizontal part, the inner side of the arc-shaped part extends horizontally towards the floor body and forms a clamping groove with the bottom surface of the floor body, and the upper surface ofthe horizontal part and the side surface side, on which the bulge part is located, of the floor body form a notch; the upper wall of the female groove and the upper surface of the floor body form a first splicing part matched with the notch, and the outer side of the female groove and the side surface, in which the female groove is formed, of the floor body form a second splicing part matched with the clamping groove. According to the locking floor, deformation or tilting of the floor is effectively prevented when the floor expands with heat and contracts with cold, meanwhile, splicing of the two floors is facilitated, and the service life of the floor is prolonged.

Description

A kind of latch floor

Technical field

the utility model relates to a kind of latch floor.

Background technology

at present, the snap close on floor is used the fixing mode of nailing, gummed or keel that two floors are spliced substantially, yet under the environment of high temperature or low temperature, floor produces expands with heat and contract with cold, cause and between floor, occur the phenomenons such as perk, distortion, cracking, directly affect the splicing intensity between two floors, adopt the mode of gummed simultaneously, viscose glue easily discharges harmful material, affect the healthy of people, for example formaldehyde.

therefore, for above-mentioned technical problem, in order to ensure the fixing after floor splicing, adopt common tongue-and-groove to coordinate, as Chinese patent 201210214648.1, it discloses a kind of Novel permanent floor, it comprises floor main body, the left surface of this floor main body has left grafting tenon, right flank has the right grafting tenon matching with left grafting tenon, wherein after left grafting tenon and the combination of right grafting tenon, tenon is arranged in groove, joint is stuck in square breach, thereby realize the snap close of two floors, spliced two plates can not be out of shape yet, warp, improved installation quality, make the wood flooring overall appearance after installing, simultaneously, without using glue, clean environmental protection, can reuse.

but, there is following deficiency in the floor of said structure:

1), when joint is inserted to square breach, very inconvenient, and easily destroy the corner angle of joint, make splicing seams larger, be unfavorable for the stable of floor lock button;

2), floor in long-term use, the impact that must be expanded with heat and contract with cold, during its splicing, joint and square breach are plane-plane contact; When expanded with heat and contract with cold affect time, there are some small distortion, making joint and square breach is that line face or line line contact, the easy like this joint that causes, meeting with stresses larger in the situation that, ruptures, and makes splice floor board lower application life.

Summary of the invention

technical problem to be solved in the utility model is to overcome the deficiencies in the prior art, and a kind of improved latch floor is provided.

for solving the problems of the technologies described above, the utility model is taked following technical scheme:

a kind of latch floor, it comprises the square floor body with top and bottom and surrounding side, the male tenon and the female groove that are separately positioned on the relative both sides of floor body and extend along the length of floor body or width, the lug boss that public tenon comprises on the side that is formed on floor body and along continuous straight runs extends, two floor bodies can be realized snap close by lug boss and coordinating of female groove, particularly, lug boss comprises on the side that is formed on floor body and the outward extending horizontal part of along continuous straight runs, outside portion is the curved portions towards horizontal part below projection from the outboard end of horizontal part, the inside portion of curved portions forms draw-in groove to horizontal-extending in floor body and with the bottom surface of floor body, the side of the floor body at the upper surface of horizontal part and lug boss place forms short slot, the upper cell wall of female groove forms first stitching section of matching with short slot with floor body upper surface, and the outside of female groove forms second stitching section of matching with draw-in groove with the side of the floor body at female groove place.

preferably, the groove bottom of draw-in groove is positioned at the top of curved portions inside portion.Make after floor lock button, by the second stitching section, be arranged in draw-in groove, under the impact of being expanded with heat and contract with cold, its the second stitching section hook is in the curved portions of lug boss, make the variation in the horizontal direction of two floors less, and then the generation of the phenomenon of minimizing crack or distortion, and the stability after floor splicing is higher.

preferably, the first stitching section horizontal-extending width is more than or equal to the second stitching section horizontal-extending width.By horizontal part and the first stitching section, the curved portions of lug boss and the interlock of the second stitching section of lug boss, first, be convenient to the splicing of two floors; Secondly, more effective preventing under the impact of being expanded with heat and contract with cold, the phenomenon that warps that two floors occur.

preferably, the first stitching section is 1/5～1/3 of floor body thickness; The second stitching section is 1/4～1/3 of floor body thickness.

preferably, described latch floor is wooden floor or composite floor board.

in addition,, after male tenon coordinates with female groove, the cross sectional shape that the upper surface of the first stitching section and the upper surface of short slot form is " V " type, " U " type, " ︺ " type or " ︶ " type.

due to the enforcement of above technical scheme, the utility model compared with prior art tool has the following advantages:

the utility model is in horizontal part and the first stitching section, the curved portions of lug boss and the interlock of the second stitching section of lug boss, effectively avoided floor when expanding with heat and contract with cold, the phenomenon that floor deforms or warps occurs, and meanwhile, is also convenient to the splicing of two floors, reduce the replacement frequency on floor, extend the application life on floor, in addition, of the present utility model simple in structure, it is convenient to implement, and cost is low.

Accompanying drawing explanation

below in conjunction with accompanying drawing and specific embodiment, the utility model is described in more detail.

fig. 1 is the perspective view on floor of the present utility model;

fig. 2 is the cross-sectional schematic on floor of the present utility model;

fig. 3 is the schematic diagram (analysing and observe) of the syntagmatic of two latch floors of the present utility model;

wherein: 1, floor body; 2, public tenon; 20, lug boss; 200, horizontal part; 201, curved portions; 21, draw-in groove; 22, short slot; 3, female groove; 30, the first stitching section; 31, the second stitching section.

The specific embodiment

as shown in Figure 1 to Figure 3, the latch floor of the present embodiment, it comprise there is the square floor body 1 of top and bottom and surrounding side, male tenon 2 and the female groove 3 that is separately positioned on the relative both sides of floor body 1 and extends along the length of floor body 1 or width, lug boss 20, the two floor bodies 1 that wherein public tenon 2 comprises on the side that is formed on floor body 1 and along continuous straight runs extends can be realized snap close by lug boss 20 and coordinating of female groove 3.

above-mentioned lug boss 20 comprises on the side that is formed on floor body 1 and the outward extending horizontal part 200 of along continuous straight runs, outside portion from the outboard end of horizontal part 200 curved portions 201 towards horizontal part below projection, the inside portion of curved portions 201 forms draw-in groove 21 to the interior horizontal-extending of floor body 1 and with the bottom surface of floor body 1, and the side of the floor body 1 at the upper surface of horizontal part 200 and lug boss 20 places forms short slot 22; The upper cell wall of female groove 3 forms first stitching section 30 of matching with short slot 22 with floor body 1 upper surface, and the outside of female groove 3 forms second stitching section 31 of matching with draw-in groove 21 with the side of the floor body 1 at female groove 3 places.

meanwhile, the groove bottom of draw-in groove 21 is positioned at the top of curved portions 201 inside portions.Make after floor lock button, by the second stitching section 31, be arranged in draw-in groove 21, under the impact of being expanded with heat and contract with cold, its the second stitching section 31 hooks are in the curved portions 201 of lug boss 20, make the variation in the horizontal direction of two floors less, and then the generation of the phenomenon of minimizing crack or distortion, and the stability after floor splicing is higher.In addition,, under the impact of being expanded with heat and contract with cold, its second stitching section 31 is plane-plane contact with draw-in groove 21 always, reduces the second stitching section 31 spoilages, extends the application life on floor.

again by, the first stitching section 30 horizontal-extending width are more than or equal to the second stitching section 31 horizontal-extending width.Generally, the first stitching section 30 horizontal-extending width are greater than the second stitching section 31 horizontal-extending width, so more be convenient to the splicing of two floors, but for easy to process, the first stitching section 30 horizontal-extending width equal the second stitching section 31 horizontal-extending width.The first stitching section 30 is 1/5～1/3 of floor body 1 thickness simultaneously, the second stitching section 31 is 1/4～1/3 of floor body 1 thickness, generally, the second stitching section 31 thickness are slightly larger than the first stitching section 30, such the second stitching section 31 hooks are more firm in the side of curved portions 201, make floor deformation less.

in addition, the floor of the present embodiment is wooden floor or composite floor board, and after its male tenon 2 coordinates with female groove 3, the cross sectional shape that the upper surface of the upper surface of the first stitching section 30 and short slot 22 forms is " V " type, " U " type, " ︺ " type or " ︶ " type.Effectively improve the aesthetic property of the rear floor surface of splicing.

in sum, the utility model, in horizontal part and the first stitching section, the curved portions of lug boss and the interlock of the second stitching section of lug boss, has effectively avoided floor when expanding with heat and contract with cold, the phenomenon that floor deforms or warps occurs, meanwhile, be also convenient to the splicing of two floors, also can not damage the first stitching section and the second stitching section, reduce the replacement frequency on floor, extend the application life on floor, in addition, of the present utility model simple in structure, it is convenient to implement, and cost is low.

the above embodiments are only explanation structure and characteristics of the present utility model; its object is to allow the personage who is familiar with this art can understand content of the present utility model and be implemented; can not limit protection domain of the present utility model with this; all equivalences of doing according to Spirit Essence of the present utility model change or modify, and all should be encompassed in protection domain of the present utility model.

Claims

1. a latch floor, it comprise there is the square floor body (1) of top and bottom and surrounding side, male tenon (2) and the female groove (3) that is separately positioned on the relative both sides of described floor body (1) and extends along the length of described floor body (1) or width, the lug boss (20) that described public tenon (2) comprises on the side that is formed on described floor body (1) and along continuous straight runs extends, floor body described in two (1) can be realized snap close by described lug boss (20) and coordinating of described female groove (3), it is characterized in that:

Described lug boss (20) comprises on the side that is formed on described floor body (1) and the outward extending horizontal part of along continuous straight runs (200), outside portion is the curved portions (201) towards described horizontal part (200) below projection from the outboard end of described horizontal part (200), the inside portion of described curved portions (201) forms draw-in groove (21) to the interior horizontal-extending of described floor body (1) and with the bottom surface of described floor body (1), the side of the described floor body (1) at the upper surface of described horizontal part (20) and described lug boss (20) place forms short slot (22),

The upper cell wall of described female groove (3) forms first stitching section (30) of matching with described short slot (22) with described floor body (1) upper surface, and the outside of described female groove (3) forms second stitching section (31) of matching with described draw-in groove (21) with the side of the described floor body (1) at described female groove (3) place.

2. latch floor according to claim 1, is characterized in that: the groove bottom of described draw-in groove (21) is positioned at the top of described curved portions (201) inside portion.

3. latch floor according to claim 1, is characterized in that: described the first stitching section (30) horizontal-extending width is more than or equal to described the second stitching section (31) horizontal-extending width.

4. latch floor according to claim 1, is characterized in that: described the first stitching section (30) is described floor body (1) thickness 1/5～1/3.

5. latch floor according to claim 1, is characterized in that: described the second stitching section (31) is described floor body (1) thickness 1/4～1/3.

6. latch floor according to claim 1, is characterized in that: described latch floor is wooden floor or composite floor board.

7. according to the latch floor described in any one claim in claim 1 to 6, it is characterized in that: after described male tenon (2) coordinates with described female groove (3), the cross sectional shape that the upper surface of the upper surface of described the first stitching section (30) and described short slot (22) forms is " V " type, " U " type, " ︺ " type or " ︶ " type.