WO2015168933A1

WO2015168933A1 - Spring-type strip assembly for closing up floorboards

Info

Publication number: WO2015168933A1
Application number: PCT/CN2014/077138
Authority: WO
Inventors: 倪国梁
Original assignee: 倪国梁
Priority date: 2014-05-09
Filing date: 2014-05-09
Publication date: 2015-11-12

Abstract

Disclosed is a spring-type strip assembly for closing up floorboards, comprising a base (1), a close-up press strip (2) having inverted teeth (21), a transition member (3) matching the tooth-shape of the inverted teeth (21) of the close-up press strip (2), and a spring (4). The transition member (3) is provided in a groove (11) of the base (1), and meshes with the inverted teeth (21) of the close-up press strip (2). The base (1) and the transition member (3) are fixed together by means of the spring (4), and the spring (4) can be adjusted up and down, making the meshing even closer, preventing the close-up press strip (2) from working loose and raising. When installing or detaching the assembly, only the spring force needs to be overcome without the need for lateral displacement, such that the assembly is convenient to use and damage to the floorboard is reduced.

Description

Spring type floor closing strip assembly

The invention relates to the field of building decoration articles, in particular to a spring type floor closing strip assembly. Background technique

Existing floors often require expansion joints during installation to prevent the floor from arching when inflated. For aesthetic reasons, the floor expansion joints are covered with a closing strip. The existing floor closing strip 01 (shown in FIG. 1a) is generally used in combination with a fixing strip 05 which is fixed on the floor 03 and has a card slot on the upper surface; the closing strip is usually curved on the surface. The strip 06 has a post 07 at a position corresponding to the fixing strip slot, and the inner surface of the fixing strip slot and the outer surface of the closing strip post are provided with a rack 04, which is closed by the engagement of the rack The strip is fixed.

The closing strip of this structure, when the floor 02 shrinks or expands, it is easy to cause the rack to loosen, which leads to the upturn of the closing strip. At present, the method of solving the curling of the closing strip is to use the glue method, but The contraction and expansion of the floor, the glue is easy to lose its effect, and finally the edge of the cuff is curled, which in turn affects the appearance of the cuff.

Another type of floor covering strip (shown in Figure lb, European Patent EP1231334A2) uses an inverted T-piece T at the bottom (as shown in Figure lb-1) and an arched strip C (shown in Figure lb-2). And the elastic member E (shown in Figure lb-3), and the elastic member E is inserted between the vertical portion of the inverted T-shaped member T and the vertical portion of the cover strip C, wherein the T-shaped member T and the elastic member E A horizontal groove 160 is provided between the cover strip C and the elastic member E, and the elastic member E is preferably made of a plastic material.

The floor covering cover strip of this structure, if the cover strip C, the component T and the component E are tightly engaged, the disassembly is very difficult, and the repairing of the floor or other disassembly can only be lifted or pulled up after installation, which will result in a kind of Destructive disassembly, after disassembly, the components can not be used again; if the cover strip C, the part T and the component E are loosely engaged, the cover strip C will be upturned, the usual repair method is to use the glue, but due to the air humidity The resulting floor shrinks and swells, the glue is easy to fail, the cover strip will repeatedly appear uplifted, and the problem cannot be solved by the compensation; the arch shape affects the appearance and causes a large height difference between the cover strip and the floor surface. .

The above-mentioned several types of structure of the closing strip or the covering strip can not be made flat with the floor, that is, the upper surface of the closing strip or the covering strip is flush with the upper surface of the floor, because the dry shrinkage of the floor can cause the closing strip or Covering strip upturned or arched Can't fit the floor.

Accordingly, it would be desirable to provide a new type of floor gusset assembly that overcomes the various deficiencies described above. Summary of the invention

SUMMARY OF THE INVENTION It is an object of the present invention to improve the above-discussed shortcomings of prior art floor slats in use, thereby providing a novel spring type floor gusset assembly. The spring type floor closing strip assembly adopts a reverse tooth engagement between the closing bead and the transition piece, and a spring is fixed between the fixed base and the transition piece, and the spring has a certain upper and lower adjustment range, so that the bite is tighter and can be engaged. Avoid loosening and upturning of the closing bead, always make the closing bead fit to the floor, and easy to disassemble. It only needs to overcome the elastic force of the spring to lift or press down and install. It does not need to be removed or installed sideways. Destructive disassembly, practical and aesthetically pleasing.

In order to achieve the above object, the present invention adopts the following technical solutions:

A spring type floor closing strip assembly comprising a base, a barbed bead with inverted teeth, a transition piece disposed in the groove of the base and cooperating with the inverted tooth of the cuff, and for fixing the Further, as a first embodiment of the present invention, the lower side of the ferrule is extended downwardly with a first extension, and the two outer sides of the first extension are from top to bottom Each of the plurality of first inverted teeth; the transition piece includes a horizontal strip and two vertical strips disposed on an upper side of the horizontal strip, the inner sides of the two vertical strips are provided from the top to the bottom a plurality of second inverted teeth of the first extending portion of the first extending portion of the first extending portion.

The upper surface of the outer portions of the two vertical strips on the upper side of the horizontal strip of the above transition piece may be a flat surface or a bevel or concave surface having a low inner and outer height.

Further, a second extension section and a third extension section are extended upwardly from the upper side of the base, and the groove is formed between the second extension section and the third extension section to match the lower end of the transition piece. An upper surface of the transition piece horizontal strip is lower than a top end of the second extension and a top end of the third extension to form a first spring abutting groove and a second spring abutting the groove, the second extension The outer side of the segment and the outer side of the third extension are respectively provided with a first through hole and a second through hole.

Further, the left vertical strip of the two vertical strips of the transition piece, the horizontal strip and the second extension of the base form a first spring abutting groove; the transition piece is right of the two vertical strips The vertical strip, the horizontal strip and the third extension of the base form a second spring against the recess.

Further, the spring includes a first spring and a second spring, one end of the first spring is disposed in the first through hole, and the other end is elastically abutted in the first spring groove, and the other end is along the first a spring extends toward the other side of the base against the groove, and is bent toward the outside of the second extension after passing through the base; one end of the second spring is passed through In the two through holes, the other end is elastically abutted in the second spring groove, and the other end extends along the second spring against the groove toward the other side of the base, and after passing through the base to the third extension Bending outside.

Further, the first spring and the second spring each include a connecting end of one end, the other end, a connecting end and the other end, and a bending provided at the end of the other end, the one end and the other end are not in the same plane. The free end of one end extends to the outside, the end of the other end extends to the inner side, and the end of the other end is bent to the outside, and one end and the other end are at an angle to form a pulling force in the both ends.

Further, as a second embodiment of the present invention, the lower side of the cuff is extended downward with a fourth extension and a fifth extension, and the inner side of the fourth extension and the inner side of the fifth extension are a plurality of third inverted teeth are disposed from top to bottom; the transition piece includes a horizontal strip and a third vertical strip disposed on an upper side of the horizontal strip, and the two outer sides of the third vertical strip are from top to bottom Each of the plurality of fourth inverted teeth is provided with a plurality of third inverted tooth shapes on the inner side of the fourth extension and the inner side of the fifth extension.

Further, a second extension section and a third extension section are extended upwardly from the upper side of the base, and the groove is formed between the second extension section and the third extension section to match the lower end of the transition piece. An upper surface of the transition piece horizontal strip is lower than a top end of the second extension and a top end of the third extension to form a first spring abutting groove and a second spring abutting the groove, the first extension The outer side of the segment and the outer side of the second extended portion are respectively provided with a first through hole and a second through hole.

Further, the third vertical strip on the transition piece, the horizontal strip and the second extension of the base form a first spring abutting groove; the third vertical strip of the transition piece, the horizontal strip and The third extension of the base forms a second spring against the groove.

Further, the spring includes a first spring and a second spring, one end of the first spring is disposed in the first through hole, and the other end is elastically abutted in the first spring groove, and the other end is along the first a spring extends toward the other side of the base against the groove, and is bent toward the outside of the second extension after passing through the base; one end of the second spring is disposed in the second through hole, and the other end is elastic It abuts against the second spring groove, and the other end extends along the second spring against the groove toward the other side of the base, and is bent toward the outside of the third extension after passing through the base.

The spring-loaded floor finish assembly of the present invention, wherein the inverted toothed bead comprises an integrally formed inverted toothed bead and a combined inverted toothed bead.

According to the present invention, the upper surface of the inverted toothed bead may be a curved surface, a flat surface, a curved plane, or the like. The same shape may also be in the form of a split bond between the upper surface and the extension.

Preferably, the upper surface of the inverted toothed bead is flat, and the floor is provided with a groove corresponding to the position of the inverted toothed bead, so that the inverted bead with the inverted tooth is installed The upper surface of the closing bead is substantially in the same plane as the upper surface of the floor.

Preferably, the integrally formed inverted toothed bead comprises a first horizontal bead, a vertical strip and the first extension disposed on a lower side of the first horizontal bead, or comprises a first horizontal bead, a vertical strip and the fourth extension and the fifth extension disposed on the lower side of the first horizontal bead; the upper end of the vertical strip is integrally connected with the left end of the first horizontal bead. Preferably, the upper surface of the first horizontal bead is a flat surface.

Preferably, the integrally formed inverted toothed bead comprises a second horizontal bead, an oblique strip and the first extension disposed on a lower side of the second horizontal bead, or comprises a second horizontal bead, An oblique strip and the fourth extending portion and the fifth extending portion disposed on a lower side of the first horizontal bead; the upper end of the oblique strip is integrally connected with the right end of the second horizontal bead.

Preferably, the upper surface of the second horizontal bead is a flat surface, and an angle formed by the oblique strip and the second horizontal bead is greater than 90 degrees.

Preferably, the integrally formed inverted toothed bead comprises a fourth horizontal bead, the upper surface of the fourth horizontal bead is a flat surface, and the right side extends downwardly to an extended section, and the outer surface of the extended section is curved. The lower side of the fourth horizontal bead is extended with the first extension, or the lower side of the integrally formed cuff is extended with the fourth extension and the fifth extension.

Preferably, the integrally formed inverted toothed bead comprises a third horizontal bead and the first extension extending to the lower side of the third horizontal bead, or a third horizontal bead and extension The fourth extending section and the fifth extending section of the lower side of the third horizontal bead; the third horizontal bead is a flat inverted trapezoidal bead, the upper surface of which is a flat surface.

More preferably, both sides of the third horizontal bead in the inverted toothed bead are inverted trapezoidal inclined surfaces, and the floor corresponds to the depth of the groove provided by the third horizontal bead position and the third horizontal bead The thickness is matched, and the side surface of the groove is also an inverted trapezoidal inclined surface, so that after the closing bead is installed, the upper surface of the closing bead is substantially in the same plane as the upper surface of the floor.

Preferably, the inverted toothed bead is a combined inverted toothed bead, and the inverted toothed bead comprises an upper bead and an adhesive strip connecting the downwardly extending first extension, or comprises An upper bead and an adhesive strip connecting the fourth extending portion and the fifth extending portion extending downward; the bottom of the upper bead is provided with an adhesive strip groove, and the adhesive strip groove is provided with the adhesive A bonding strip that is fitted with a groove. Preferably, the upper bead is a flat inverted trapezoidal bead, the upper surface of which is a flat surface; the upper side of the upper bead is an inverted trapezoidal inclined surface, and the floor corresponds to the depth and upper portion of the groove provided by the upper bead position. The thickness of the bead is adapted, and the side of the groove is also an inverted trapezoidal bevel such that after the cuff is installed, the upper surface of the cuff is substantially in the same plane as the upper surface of the floor.

In the above-mentioned first embodiment, the two outer sides of the first extension are provided with a plurality of first ones from the top to the bottom. The inner side of the fourth extension and the inner side of the fifth extension in the second embodiment are provided with a plurality of third inverted teeth from top to bottom.

Preferably, the spring type floor covering strip assembly of the present invention may have a base of a whole strip base or a plurality of segmented bases; wherein the undercut with the inverted teeth is under the bead The inverted toothed-shaped transition piece of the side extension may be an entire elongated transition piece for cooperating with the inverted toothed bead and the base, or may be under the bead with the inverted tooth A segmented transition piece of a plurality of segments of the side extension of the side extension for mating with the inverted bead and the base.

In the above, the spring type floor closing strip assembly fixes the base to the ground, inserts one end of the first spring into the first through hole on one side of the base, and the other end is outside the second extension of the base, and the second spring One end is inserted into the second through hole on one side of the base, and the other end is on the outer side of the second extension of the base; then the transition piece is inserted into the groove of the base, and the other end of the first spring is acted upon by the elastic force of the spring Elastically abutting in the first spring groove, and the other end extending along the first spring against the groove toward the other side of the base, and bending out to the outside of the second extension after passing through the base; The elastic force of the spring elastically abuts the other end of the second spring against the second spring groove, and the other end extends along the second spring against the groove toward the other side of the base, and after passing through the base The outer side of the three extension sections is bent; thus, the transition piece and the base can be tightly fixed by the elastic force of the two springs; finally, the inverted teeth on the lower extension section of the closing bead are inserted by the inverted tooth profile The pawls vertical bars on the transition piece, the transition piece and to complete shut down of the pressure of the engagement teeth, and ultimately shut bead close contact with the floor.

When the above-mentioned spring type floor closing strip assembly is disassembled, if it is necessary to repair the floor or other necessary disassembly, lift or pull up the closing bead to complete the disassembly, when lifting or pulling up, due to the closing of the inverted teeth The bead and the transition piece are tightly engaged, and only the spring elastic force between the transition piece and the base needs to overcome the spring bucking force of the transition piece and the base to pull out the closed cuff and the transition piece, and the pull-out crotch and the transition piece can further transform the cuff strip. The parts are removed to complete the assembly of the spring-type floor closing strip. This up-and-down disassembly does not cause destructive disassembly. It is not necessary to remove the closing strips by side shifting. The disassembly is convenient, the parts are still intact, and the functions of the parts are not. Any effect, after repairing the floor, you can install it back into position.

The spring type floor closing strip assembly of the invention has a reverse tooth insertion transition piece vertical on the lower side of the closing bead The depth of the inverted teeth on the strip may be determined according to the thickness of the floor, so that the closing bead and the floor are closely fitted. For example, if the floor thickness is thick, the inverted teeth on the lower extension of the closing bead are inserted into the vertical strip of the transition piece. The depth of the inverted tooth is relatively shallow, so that the closing bead and the floor are closely fitted; the thickness of the floor is thin, and the inverted tooth on the lower extension of the closing bead is inserted into the vertical depth of the transition piece. Relatively deeper, so that the closing bead and the floor fit snugly.

The spring type floor closing strip assembly of the invention has a certain adjustment range of the spring, and when the floor appears dry shrinkage and swelling, it does not cause the looseness or upturn of the floor closing bead, because the closing bead and the transition piece when biting together When the floor is shrunk and lifted up, the two springs of the present invention also press the respective springs against the grooves, and the springs are pressed down to make the floor and the closing bead fit closely, and the floor is not shrunk. The phenomenon of uplifting or loosening of the closing bead is caused by the swelling, and the elastic force of the two springs without the structure of the invention can not solve the problem of loosening or upturning of the closing bead caused by the dry shrinkage of the floor. Therefore, the spring of the structure of the invention has a certain adjustment range by the elastic force thereof, and when the floor shrinks and causes looseness or a gap, the elastic force of the spring can ensure that the transition piece and the base are fixed more firmly, and the closing bead and the floor are combined. Closer and more fitting.

The above-mentioned spring type floor closing strip assembly can also be installed at the closing point between the adjacent floor and the marble floor tile, the closing position between the adjacent marble floor tiles and the carpet, and other places where the closing strip assembly is required, which can guarantee no The loose or raised edge of the cuff will be caused by the dry shrinkage of the floor.

The present invention also provides a base for the spring-type floor-receiving strip assembly, a retractable bead with inverted teeth, and a transition piece that cooperates with the inverted tooth of the cuff.

a second extension section and a third extension section are extended upwardly from the upper side of the base, and the groove is formed between the second extension section and the third extension section to match the lower end of the transition piece, the transition An upper surface of the horizontal strip is lower than a top end of the second extension and a top end of the third extension to form a first spring abutting groove and a second spring abutting the groove, the outer side of the second extension And a first through hole and a second through hole are respectively disposed on an outer side of the third extension.

As a first embodiment of the present invention, the lower side of the inverted toothed bead is extended downwardly with a first extension, and the outer sides of the first extension are provided with a plurality of An inverted tooth; for mating with the transition piece of the spring-loaded floor closure assembly.

As a second embodiment of the present invention, the lower side of the inverted toothed bead extends downwardly with a fourth extension and a fifth extension, the inner side of the fourth extension and the inner side of the fifth extension A plurality of third inverted teeth are provided from top to bottom; for cooperating with the transition piece of the spring type floor gusset assembly.

As a first embodiment of the present invention, the transition piece includes a horizontal strip and two vertical strips disposed on an upper side of the horizontal strip, and inner sides of the two vertical strips are provided from the top to the bottom Crimping strip of spring type floor closing strip assembly The first extension section has a plurality of first reverse teeth of a plurality of first inverted tooth profiles.

As a second embodiment of the present invention, the transition piece includes a horizontal strip and a third vertical strip disposed on an upper side of the horizontal strip, and both outer sides of the third vertical strip are provided from top to bottom. a plurality of fourth inverted teeth that cooperate with a plurality of third inverted tooth shapes on the inner side of the fourth extension of the cuff strip of the spring type floor gusset assembly and the inner side of the fifth extension.

Compared with the prior art, the invention has the following beneficial effects:

The spring type floor closing strip assembly of the invention adopts a reverse tooth engagement between the closing bead and the transition piece, and the fixed base and the transition piece are fixed by a spring, and the spring has a certain upper and lower adjustment range, so that the bite is tighter. And it can avoid the situation that the closing strip is loose and upturned, and the closing bead can always be fitted to the floor, and the disassembly is convenient, and the disassembly or the pressing installation can be completed only by overcoming the elastic force of the spring, and no side disassembly or installation is required. It does not cause destructive disassembly, is practical and looks good. DRAWINGS

Figure la is a schematic view of the structure of the first floor closing strip of the prior art.

Figure lb is a schematic view of the structure of the existing second floor combination covering strip.

Figure lb-1 is a schematic diagram of the inverted T-shaped part T in Figure lb.

Figure lb-2 is a schematic view of the arched cover strip C in Figure lb.

Figure lb-3 is a schematic view of the elastic element E in Figure lb.

1 is a schematic view showing the structure of a first embodiment of a spring type floor closing strip assembly of the present invention.

1A is a schematic view showing the structure of a retractable beading bar with a reversed tooth of the spring type floor closing strip assembly shown in FIG. 1.

FIG. 1B is a schematic structural view of a transition piece of the spring type floor closing strip assembly shown in FIG. 1. FIG.

1C is a schematic view showing the structure of another transition piece of the spring type floor closing strip assembly shown in FIG. 1.

1D is a schematic view showing the structure of the base of the spring type floor closing strip assembly shown in FIG. 1.

1E is a partial structural view of the spring type floor closing strip assembly shown in FIG. 1.

Fig. 1F is a schematic view showing the state of use of the spring type floor closing strip assembly shown in Fig. 1.

2 is a schematic view showing the structure of a second embodiment of the spring type floor closing strip assembly of the present invention.

2A is a schematic view showing the structure of the retractable beading bar with the inverted teeth of the spring type floor closing bar assembly shown in FIG. 2.

2B is a schematic structural view of a transition piece of the spring type floor closing strip assembly shown in FIG. 2.

2C is a schematic view showing the structure of the base of the spring type floor closing strip assembly shown in FIG. 2.

3 is a schematic view showing the structure of a preferred embodiment of the spring type floor closing strip assembly of the present invention.

4 is a schematic view showing the structure of a spring type floor closing strip assembly having a combined floor bead with inverted teeth. 4A is a schematic view showing the structure of an upper bead of the spring type floor closing strip assembly shown in FIG. 4.

Figure 4B is a schematic view showing the structure of the inverted toothed adhesive strip of the spring type floor closing strip assembly shown in Figure 4.

Figure 4C is a schematic view showing the structure of the transition piece of the spring type floor closing strip assembly shown in Figure 4.

Fig. 5 is a schematic view showing the structure of the spring of the present invention, wherein the structures of the first spring and the second spring are the same as those of the spring of Fig. 5. Fig. 6 is a schematic view showing the structure of an integrally formed inverted bead with inverted teeth.

Fig. 7 is a schematic view showing the structure of another embodiment of the integrally formed inverted bead with inverted teeth.

Fig. 8 is a schematic view showing the structure of a third embodiment of the integrally formed inverted bead with inverted teeth.

Figure 9 is a schematic view showing the structure of a fourth embodiment of an integrally formed inverted beaded bead. detailed description

The floor ferrule assembly of the present invention will be further described in detail below with reference to the accompanying drawings. It is to be understood that the following examples are merely illustrative of the invention and are not intended to limit the scope of the invention.

As shown in FIG. 1-9, the spring type floor closing strip assembly of the present invention comprises a base 1, a closing bead 2 with a reversed tooth 21, and is disposed in the recess 11 of the base 1 and with the closing bead 2 The transition piece 3 of the inverted tooth 21 is cooperating, and the spring 4 for fixing the base 1 and the transition piece 3.

Further, as a first embodiment of the present invention, as shown in FIG. 1-1F, the lower side of the ferrule 2 (shown in FIG. 1A) is extended downwardly with a first extension 22, A plurality of first inverted teeth 21 are disposed from top to bottom on both outer sides of an extended section 22; the transition piece 3 (shown in FIGS. 1B and 1C) includes a horizontal strip 31 and is disposed on the horizontal strip 31 Two vertical strips 32, 33 on the side, the inner sides of the two vertical strips 32, 33 are provided with a plurality of first inverted teeth 21 on the outer sides of the first extension 22 from the top to the bottom. Second inverted teeth 34.

The upper surface 35 of the outer portions of the two vertical strips on the upper side of the horizontal strip 31 of the transition piece 3 may be a flat surface (as shown in FIG. 1B) or a low inner low surface (as shown in FIG. 1C) or Concave surface (not shown).

Further, the upper side of the base 1 (shown in FIG. 1D) extends upwardly from the second extension 12 and the third extension 13 , and the second extension 12 and the third extension 13 form a space between the second extension 12 and the third extension 13 . The groove 11 of the lower end of the transition piece 3, the upper surface of the transition piece horizontal strip 31 is lower than the top end of the second extension 12 and the top end of the third extension 13 to form a first spring The groove 41 and the second spring abut against the groove 42, and the outer side of the second extension 12 and the outer side of the third extension 13 are respectively provided with a first through hole 14 and a second through hole 15.

Further, as shown in FIG. 1E, the left vertical strip 32, the horizontal strip 31 and the second extension 12 of the base 1 of the two vertical strips of the transition piece 3 form the first spring against the concave a groove 41; a right vertical strip 33 of the two vertical strips of the transition piece 3, a horizontal strip 31 and a third extension 13 of the base 1 forming the second spring abutting groove 42.

Further, as shown in FIG. 1, FIG. 1 and FIG. 5, the spring 4 includes a first spring and a second spring. One end 43 of the first spring is disposed in the first through hole 14 and the other end 44 is elastic. Abutting in the first spring groove 41, and the other end 44 extends toward the other side of the base along the first spring against the groove, and is bent to the outside of the second extension 12 after passing through the base 1. One end 43 of the second spring is disposed in the second through hole 15 , the other end 44 is elastically abutted in the second spring groove 42 , and the other end 44 is abutted against the groove toward the base along the second spring The other side extends and is bent toward the outside of the third extension 13 after passing through the base.

Further, as shown in FIG. 5, the first spring and the second spring each include an end 43 and a other end 44, a connecting portion 45 connecting one end and the other end, and a bending 46 disposed at the end of the other end, The one end 43 and the other end 44 are not in the same plane, the free end 431 of the one end 43 extends to the outside, the end 441 of the other end 44 extends to the inner side, and the end end of the other end 44 is bent 46 to the outside, one end 43 and the other end 44 At a certain angle to form a tensile force in the two ends of the pull.

Further, as a second embodiment of the present invention, as shown in FIG. 2 to FIG. 2C, the lower side of the closing bead 2 (shown in FIG. 2A) is extended downward with a fourth extension 23 and a fifth The extending portion 24, the inner side of the fourth extending portion 23 and the inner side of the fifth extending portion 24 are provided with a plurality of third inverted teeth 25 from top to bottom; the transition piece 3 (shown in FIG. 2B) includes horizontal strips And a third vertical strip 37 disposed on an upper side of the horizontal strip 31. Both outer sides of the third vertical strip 37 are provided with an inner side and a fifth extension from the top to the bottom of the fourth extension 23 A plurality of third inverted teeth 36 on the inner side of the segment 24 are tooth-shaped.

Further, as shown in FIG. 2C (FIG. 2C is the same as FIG. 1D), the upper side of the base 1 (shown in FIG. 2C) extends upwardly from the second extension 12 and the third extension 13, and the second The groove 11 is formed between the extension 12 and the third extension 13 and is matched with the lower end of the transition piece 3, and the upper surface of the horizontal strip 31 of the transition piece 3 is lower than the top end of the second extension 12 And a top end of the third extension 13 to form a first spring abutting groove 41 and a second spring abutting the groove 42, the outer side of the second extension 12 and the outer side of the third extension 13 are respectively provided with a first A through hole 14 and a second through hole 15.

Further, as shown in Figure 2, the third vertical strip 37 on the transition piece 3, the horizontal strip 31 and the second extension 12 of the base 1 form the first spring abutment groove 41; The third vertical strip 37 on the transition piece 3, the horizontal strip 31 and the third extension 13 of the base 1 form the second spring against the recess 42.

Further, as shown in FIG. 2 and FIG. 5, the spring 4 includes a first spring and a second spring. One end 43 of the first spring is disposed in the first through hole 14, and the other end 44 is elastically abutted. In the first spring groove 41, and the other end 44 extends along the first spring against the groove toward the other side of the base, and after passing through the base 1 to the second extension The outer side of the second spring is bent in the second through hole 15 , the other end 44 is elastically abutted in the second spring groove 42 , and the other end 44 is abutted along the second spring The groove extends toward the other side of the base and is bent toward the outside of the third extension 13 after passing through the base.

The spring type floor gusset assembly of the present invention, wherein the ferrule bead comprises an integrally formed nipple with inverted teeth and a combined ferrule with inverted teeth.

According to the present invention, the upper surface of the inverted toothed bead may be a curved surface (as shown in Figures 1 and 4), a flat surface (as shown in Figure 3), and a curved plane (as shown in Figure 6-8). Different shapes, such as shown), may also be in the form of a split bond between the upper surface and the extension (as shown in Figure 4).

Preferably, as shown in FIG. 3, the upper surface 26 of the inverted toothed bead is flat, and the floor 5 is provided with a groove 7 corresponding to the position of the closing bead 2, so that the closing bead is 2 After installation, the upper surface 26 of the cuff strip 2 is substantially in the same plane as the upper surface 51 of the floor 5.

Preferably, as shown in FIG. 6, the integrally formed inverted toothed bead includes a first horizontal bead 271, a vertical strip 272, and the first extension disposed on a lower side of the first horizontal bead 271 The segment 22 includes either a first horizontal bead 271, a vertical strip 272, and the fourth extension 23 and the fifth extension 24 disposed on the lower side of the first horizontal bead 271 (please refer to the description of FIG. 2A) The fourth extension section 23 and the fifth extension section 24); the upper end of the vertical strip 272 is integrally connected with the left end of the first horizontal bead 271. Preferably, the upper surface 273 of the first horizontal bead 271 is a flat surface.

Preferably, as shown in FIG. 7, the integrally formed inverted toothed bead includes a second horizontal bead 281, a diagonal strip 282, and the first extension disposed on a lower side of the second horizontal bead 281. Section 22, or comprising a second horizontal bead 281, a diagonal strip 282, and the fourth extension 23 and the fifth extension 24 disposed on the underside of the first horizontal bead (see fourth in Figure 2A) The extending section 23 and the fifth extending section 24); the upper end of the diagonal strip 282 is integrally connected with the right end of the second horizontal bead 281.

Preferably, the upper surface 283 of the second horizontal bead 281 is a flat surface, and the angle α formed by the oblique strip 282 and the second horizontal bead 281 is greater than 90 degrees.

Preferably, as shown in FIG. 8, the integrally formed inverted toothed bead includes a fourth horizontal bead 291. The upper surface 293 of the fourth horizontal bead 291 is a flat surface, and an extension 292 extends downwardly from the right side. The outer surface 294 of the extension is a curved surface, and the lower side of the integrally formed crimping strip is extended. The first extension 22 or the lower side of the integrally formed cuff is extended with the fourth extension 23 and the fifth extension 24 (please refer to the fourth extension 23 and the fifth described in FIG. 2A). Extension 24).

Preferably, as shown in FIG. 9, the integrally formed inverted toothed bead comprises a third horizontal bead 200 and the first extension 22 extending on a lower side of the third horizontal bead, or includes a third horizontal bead 200 and the fourth extension 23 and the fifth extension 24 extending on the lower side of the third horizontal bead; the third horizontal bead 200 is a flat inverted trapezoidal bead, and the upper surface 201 is flat.

More preferably, as shown in FIG. 9, the two sides 202, 203 of the third horizontal bead 200 in the inverted toothed bead are inverted trapezoidal inclined faces, and the floor 5 is corresponding to the third horizontal bead position. The depth of the groove 7 is adapted to the thickness of the third horizontal bead (as shown in FIG. 3), and the side of the groove is also an inverted trapezoidal bevel so that the upper surface of the bead is closed after the cuff is installed It is basically in the same plane as the upper surface of the floor.

Preferably, as shown in FIG. 4-4C, the inverted toothed bead 2 is a combined inverted toothed bead, and the combined inverted toothed bead includes an upper bead 205 and a connection extending downward. The bonding strip 206 of the first extension 22, or the upper bead 205 and the bonding strip 206 connecting the downwardly extending fourth extension 23 and the fifth extension 24; the bottom of the upper bead 205 is provided with a paste The strip groove 207 is provided with the adhesive strip 206 engaged with the adhesive strip groove.

Preferably, the upper bead 205 is a flat inverted trapezoidal bead, and the upper surface thereof is a flat surface; the upper side of the upper bead 205 is an inverted trapezoidal inclined surface, and the floor corresponds to the depth of the groove provided by the upper bead position. It is adapted to the thickness of the upper bead, and the side of the groove is also an inverted trapezoidal bevel so that after the cuff is installed, the upper surface of the cuff is substantially in the same plane as the upper surface of the floor.

In the above-mentioned first embodiment, the two outer sides of the first extension 22 in the first embodiment are provided with a plurality of sections from the top to the bottom. A reverse tooth 21; the inner side of the fourth extension 23 and the inner side of the fifth extension 25 in the second embodiment are provided with a plurality of third inverted teeth 25 from top to bottom.

Preferably, the spring type floor covering strip assembly of the present invention may have a base 1 as a whole strip base or a plurality of segmented bases; wherein the lower side of the closing bead 2 extends The inverted toothed-shaped transition piece 3 of the segment may be an entire elongated transition piece for cooperating with the inverted toothed bead 2 and the base 1, or may be the lower side of the closed bead A segmented transition piece of a plurality of segments that are indented to fit the ferrule and the base. In the above, the spring type floor closing strip assembly fixes the base to the ground, inserts one end of the first spring into the first through hole on one side of the base, and the other end is outside the second extension of the base, and the second spring One end is inserted into the second through hole on one side of the base, and the other end is on the outer side of the second extension of the base; then the transition piece is inserted into the groove of the base, and the other end of the first spring is acted upon by the elastic force of the spring Elastically abutting in the first spring groove, and the other end extending along the first spring against the groove toward the other side of the base, and bending out to the outside of the second extension after passing through the base; The elastic force of the spring elastically abuts the other end of the second spring against the second spring groove, and the other end extends along the second spring against the groove toward the other side of the base, and after passing through the base The outer side of the three extensions is bent; thus, the transition piece and the base can be tightly fixed by the elastic force of the two springs; finally, the inverted teeth on the lower extension of the cuff are inserted through the inverted tooth profile The pawls on the vertical bar member, to complete the transition member and the shut down of the bead engaging teeth, and ultimately shut bead close contact with the floor.

In the spring type floor closing strip assembly of the present invention, the depth of the inverted teeth on the vertical strip of the lower side of the closing bead inserted into the transition piece can be determined according to the thickness of the floor, so that the closing bead and the floor are closely fitted to each other. Preferably, for example, if the thickness of the floor is thick, the depth of the inverted teeth on the vertical extension of the lower extension of the cuff strip is relatively shallow, so that the cuff and the floor are closely fitted; If the thickness is thin, the depth of the inverted teeth on the vertical extension of the lower extension of the cuff strip is relatively deeper in the vertical strip of the transition piece, so that the cuff and the floor are closely fitted.

The spring type floor closing strip assembly of the invention has a certain adjustment range of the spring, and when the floor appears dry shrinkage and swelling, it does not cause the looseness or upturn of the floor closing bead, because the closing bead and the transition piece when biting together When the floor is shrunk and lifted up, the two springs of the present invention also press the respective springs against the grooves, and the springs are pressed down to make the floor and the closing bead fit closely, and the floor is not shrunk. The phenomenon of uplifting or loosening of the closing bead is caused by the swelling, and the elastic force of the two springs without the structure of the invention can not solve the problem of loosening or upturning of the closing bead caused by the dry shrinkage of the floor. Therefore, the spring of the structure of the invention has a certain adjustment range by virtue of its elastic force, and the elastic force of the spring can ensure the transition piece and the base solid when the floor shrinks and causes looseness or a gap. It is set to be firmer and ensures that the cuffs and the floor are more tightly attached.

The spring type floor closing strip assembly of the invention adopts a reverse tooth engagement between the closing bead and the transition piece, and the fixed base and the transition piece are fixed by a spring, and the spring has a certain upper and lower adjustment range, so that the bite is tighter. And it can avoid the situation that the closing strip is loose and upturned, and the closing bead can always be fitted to the floor, and the disassembly is convenient, and the disassembly or the pressing installation can be completed only by overcoming the elastic force of the spring, and no side disassembly or installation is required. It does not cause destructive disassembly, is practical and looks good.

The present invention also provides a base for the above-described spring-type floor-receiving strip assembly, a hatched bead 2 with inverted teeth, and a transition piece 3 that cooperates with the inverted tooth profile of the cuff strip, as shown in Figures 1-9. .

As shown in FIG. 1D and FIG. 2C, the upper side of the base 1 extends upwardly with a second extension 23 and a third extension 24, and the second extension 23 and the third extension 24 are formed between the second extension 23 and the third extension 24 The groove 11 of the transition piece 3 is matched, and the upper surface of the transition piece horizontal strip 31 is lower than the top end of the second extension 23 and the top end of the third extension 24 to form a first spring abutting The groove 41 and the second spring abut against the groove 42, and the outer side of the second extension 23 and the outer side of the third extension 24 are respectively provided with a first through hole 14 and a second through hole 15.

As a first embodiment of the present invention, as shown in FIG. 1, FIG. 1A, FIG. 4, FIG. 6-9, the lower side of the inverted toothed bead 2 is extended downwardly with a first extension 22, The two outer sides of the first extension 22 are provided with a plurality of first inverted teeth 21 from top to bottom; for the toothed engagement with the transition piece 3 of the spring-type floor-receiving strip assembly.

As a second embodiment of the present invention, as shown in FIGS. 2 and 2A, the lower side of the inverted toothed bead 2 is extended downwardly with a fourth extension 23 and a fifth extension 24, said The inner side of the four extensions 23 and the inner side of the fifth extension 24 are provided with a plurality of third inverted teeth 25 from top to bottom; for the toothed engagement with the transition piece 3 of the spring type floor gusset assembly.

As a first embodiment of the present invention, as shown in FIG. 1, FIG. 1B and FIG. 1C, the transition piece 3 includes a horizontal strip 31 and two vertical strips 32, 33 disposed on the upper side of the horizontal strip. The inner sides of the two vertical strips 32, 33 are provided with a plurality of first inverted teeth on the outer side from the first extension of the closing bead of the spring type floor covering strip assembly from top to bottom. A plurality of second inverted teeth 34 that are toothed.

As a second embodiment of the present invention, as shown in FIGS. 2 and 2B, the transition piece 3 includes a horizontal strip 31 and a third vertical strip 37 disposed on an upper side of the horizontal strip, the third vertical The two outer sides of the straight strip 37 are provided with a plurality of third inverted teeth 25 on the inner side of the fourth extending section 23 of the closing strip of the spring type floor covering strip assembly and the third inner side of the fifth extending section 24. A plurality of fourth inverted teeth 36.

The above is only the preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. It should be noted that those skilled in the art will not A number of improvements and additions may be made which are also considered to be within the scope of the invention. The equivalents of the changes, modifications, and evolutions that can be made by the above-disclosed technical contents are all those skilled in the art without departing from the spirit and scope of the present invention. Equivalent embodiments; at the same time, any changes, modifications and evolutions of any equivalent changes made to the above-described embodiments in accordance with the essential art of the present invention are still within the scope of the technical solutions of the present invention.

Claims

claims

1. A spring-type floor closing strip assembly, including a base, which is characterized in that it also includes a closing strip with inverted teeth, which is located in the groove of the base and matches the transition of the inverted teeth of the closing strip. parts, and springs for fixing the base and the transition piece.

2. The spring-type floor closing strip assembly according to claim 1, characterized in that, a first extension section extends downward from the lower side of the closing strip with inverted teeth, and both outer sides of the first extension section A plurality of first inverted teeth are provided from top to bottom; the transition piece includes a horizontal bar and two vertical bars located on the upper side of the horizontal bar, and the inner sides of the two vertical bars are provided with There are a plurality of second inverted teeth that cooperate with the plurality of first inverted teeth on both sides of the first extension section; or, a fourth extension section extends downward from the lower side of the closing bar with inverted teeth. The fifth extension section, the inner side of the fourth extension section and the inner side of the fifth extension section are both provided with a plurality of third inverted teeth from top to bottom; the transition piece includes a horizontal bar and is provided on the upper side of the horizontal bar The third vertical bar, both outer sides of the third vertical bar are provided with multiple third inverted teeth from top to bottom that cooperate with the plurality of third inverted teeth on the inside of the fourth extension section and the inside of the fifth extension section. A fourth inverted tooth.

3. The spring-type floor closing strip assembly according to claim 1 or 2, wherein a second extension section and a third extension section extend upward from the upper side of the base, and the second extension section and the third extension section extend upward. The groove matching the lower end of the transition piece is formed between the three extension sections, and the upper surface of the horizontal strip of the transition piece is lower than the top end of the second extension section and the top end of the third extension section to form a third extension section. A spring abuts the groove and a second spring abuts the groove. A first through hole and a second through hole are respectively provided on the outside of the second extension section and the outside of the third extension section.

4. The spring-type floor closing strip assembly according to claim 3, wherein the left vertical strip and the horizontal strip among the two vertical strips of the transition piece and the second extension section of the base form the first a spring against groove; the right vertical bar, the horizontal bar among the two vertical bars of the transition piece and the third extension section of the base form the second spring against groove;

Alternatively, the third vertical strip, the horizontal strip on the transition piece and the second extension section of the base form the first spring abutment groove; the third vertical strip, the horizontal strip on the transition piece and The third extension section of the base forms the second spring abutment groove.

5. The spring-type floor closing strip assembly according to claim 3, characterized in that the spring includes a first spring and a second spring, one end of the first spring is inserted into the first through hole, and the other end The elastic abutment is in the first spring groove, and the other end extends along the first spring abutment groove toward the other side of the base, and bends toward the outside of the second extension section after passing through the base; One end of the second spring passes through the second through hole, the other end elastically abuts the second spring groove, and the other end extends along the second spring abutment groove toward the other side of the base, and passes through the second spring groove. After taking out the base Bend toward the outside of the third extension section.

6. The spring-type floor closing strip assembly according to claim 5, wherein the first spring and the second spring each include one end, the other end, a connecting section connecting the one end and the other end, and a spring located at the end of the other end. The one end and the other end are not in the same plane, the free end of one end extends to the outside, the end of the other end extends to the inside, and the end of the other end is bent and extends to the outside, and one end and the other end form a certain angle. To create a pulling force towards both ends.

7. The spring-type floor closing strip assembly according to claim 1 or 2, characterized in that, the closing strip with inverted teeth includes an integrated closing strip with inverted teeth and a combined closing strip with inverted teeth; The upper surface of the closing bead with inverted teeth is a curved arc surface, a flat surface or a bent flat surface.

8. The spring-type floor closing strip assembly according to claim 7, wherein the upper surface of the closing strip with inverted teeth is flat, and the floor is provided with a groove corresponding to the position of the closing strip. , so that after the closing pressure strip is installed, the upper surface of the closing pressure strip and the upper surface of the floor are basically on the same plane.

9. The spring-type floor closing strip assembly according to claim 7, characterized in that,

The one-piece closing bar with inverted teeth includes a first horizontal bar, a vertical bar and the first extension section provided on the lower side of the first horizontal bar, or includes a first horizontal bar, a vertical bar and The fourth extension section and the fifth extension section are provided on the lower side of the first horizontal bar; the upper end of the vertical bar is connected to the left end of the first horizontal bar;

Alternatively, the one-piece closing bar with inverted teeth includes a second horizontal bar, an oblique bar and the first extension section provided on the lower side of the second horizontal bar, or includes a second horizontal bar, an oblique bar. strips and the fourth extension section and the fifth extension section provided on the lower side of the first horizontal batten; the upper end of the oblique strip and the right end of the second horizontal batten are connected as one body;

Alternatively, the one-piece closing bar with inverted teeth includes a fourth horizontal bar, the upper surface of the fourth horizontal bar is a flat surface, and an extension section extends downward on the right side, and the outer surface of the extension section is a curved surface. , the first extension section extends from the lower side of the fourth horizontal strip, or the fourth extension section and the fifth extension section extend from the lower side of the fourth horizontal strip;

Alternatively, the one-piece closing bar with inverted teeth includes a third horizontal bar and the first extension section located on the lower side of the third horizontal bar, or includes a third horizontal bar and a third horizontal bar located on the lower side of the third horizontal bar. The fourth extension section and the fifth extension section on the lower side of the horizontal batten; The third horizontal batten is a flat inverted trapezoidal batten, and its upper surface is a plane; Alternatively, the combined closing batten with inverted teeth includes an upper part The pressure strip and the adhesive strip connecting the downwardly extending first extension section, or the upper pressure strip and the adhesive strip connecting the downwardly extending fourth extension section and the fifth extension section; the bottom of the upper pressure strip is provided with an adhesive strip The adhesive strip groove is provided with an adhesive strip that matches the adhesive strip groove. strip;

In the one-piece closing bar with inverted teeth and the combined closing bar with inverted teeth, a plurality of first inverted teeth are provided on both sides of the first extension section from top to bottom; A plurality of third reverse teeth are provided on the inside of the fourth extension section and the inside of the fifth extension section from top to bottom.

10. The spring-type floor closing strip assembly according to claim 9, characterized in that,

The two sides of the third horizontal batten in the one-piece closing batten with inverted teeth are inverted trapezoidal slopes, and the floor corresponds to the depth of the groove set at the position of the third horizontal batten and the thickness of the third horizontal batten. match, and the sides of the groove are also inverted trapezoidal slopes, so that after the closing bead is installed, the upper surface of the closing bead and the upper surface of the floor are basically on the same plane;

Alternatively, the upper surface of the second horizontal bar in the one-piece closing bar with inverted teeth is flat, and the angle formed by the oblique bar and the second horizontal bar is greater than 90 degrees;

Alternatively, the upper batten in the combined closing batten with inverted teeth is a flat inverted trapezoidal batten, and its upper surface is a plane; both sides of the upper batten are inverted trapezoidal slopes, and the floor corresponds to the position of the upper batten. The depth of the groove is adapted to the thickness of the upper layer, and the sides of the groove are also inverted trapezoidal slopes, so that after the closing layer is installed, the upper surface of the closing layer and the upper surface of the floor are basically at the same level. on a flat surface.

11. The spring-type floor closing strip assembly according to claim 2, characterized in that the base of the spring-type floor closing strip assembly is an entire long strip base or a segmented base composed of multiple segments; The transition piece of the spring-type floor closing strip assembly is an entire long transition piece that matches the inverted tooth shape of the corresponding extension section on the lower side of the closing strip to be used to cooperate with the closing strip and base with inverted teeth. , or a segmented transition piece composed of multiple segments that match the inverted teeth of the corresponding extension section on the lower side of the closing bead, so as to cooperate with the closing bead with inverted teeth and the base.

12. A base for the spring-type floor closing strip assembly according to any one of claims 1 to 11, characterized in that a second extension section and a third extension section extend upward from the upper side of the base, The groove matching the lower end of the transition piece of the spring-type floor cinch strip assembly is formed between the second extension section and the third extension section, and the upper surface of the horizontal strip of the transition piece is lower than the second extension section The top end of the second extension section and the top end of the third extension section to form a first spring resistance groove and a second spring resistance groove, and first through holes are respectively provided on the outside of the second extension section and the outside of the third extension section. and a second through hole.

13. A closing strip with inverted teeth for the spring-type floor closing strip assembly according to any one of claims 1 to 11, characterized in that, the lower side of the closing strip with inverted teeth extends downwardly. A first extension section, both outer sides of the first extension section are provided with a plurality of first inverted teeth from top to bottom; for transition piece teeth with the spring-type floor closing strip assembly shape fit;

Alternatively, the lower side of the closing bar with inverted teeth is provided with a fourth extension section and a fifth extension section extending downward, and the inside of the fourth extension section and the inside of the fifth extension section are both provided with from top to bottom. A plurality of third reverse teeth; used for tooth-shaped matching with the transition piece of the spring-type floor closing strip assembly.

14. A transition piece for the spring-type floor closing strip assembly according to any one of claims 1 to 11, characterized in that the transition piece includes a horizontal strip and two vertical strips located on the upper side of the horizontal strip. Strips, the inner sides of the two vertical strips are provided from top to bottom with a plurality of second teeth that cooperate with the plurality of first inverted teeth on both sides of the first extension section of the closing strip of the spring-type floor closing strip assembly. inverted teeth;

Alternatively, the transition piece includes a horizontal strip and a third vertical strip located on the upper side of the horizontal strip, and both outer sides of the third vertical strip are provided with spring-type floor closing strips from top to bottom. A plurality of third inverted teeth on the inner side of the fourth extension section and the inner side of the fifth extension section of the closing pressure strip of the assembly have a plurality of fourth inverted teeth that engage in tooth form.