CN215759985U - Novel multifunctional keel structure - Google Patents

Abstract

The utility model relates to the technical field of multifunctional keels, in particular to a novel multifunctional keel structure splicing keel which comprises a clamping surface and a supporting surface which are arranged in parallel, wherein the clamping surface is provided with a sliding clamping groove along the length direction of the splicing keel, and an assembly cavity is arranged between the bottom surface of the sliding clamping groove and the supporting surface; the wall body frame can be set up fast in the place of setting for through fossil fragments splice to the concatenation fossil fragments, and multiple fossil fragments splice can be connected to the tip and the slip draw-in groove of concatenation fossil fragments, realizes relying on of different angle different directions, and the while holding surface can be hung and detained and decorate the wallboard, has and builds simple process, and the effect is high and can repeat reuse, adapts to the multiple different wall bodies and builds the scene.

Description

Novel multifunctional keel structure

Technical Field

The utility model belongs to the technical field of multifunctional keels, and particularly relates to a novel multifunctional keel structure.

Background

At present, in the construction of an assembly decoration wallboard or a wall body, the assembly decoration wallboard is installed by splicing two or more plate bodies, for example, at a plane wall body, splicing the two plate bodies in parallel, for example, splicing the two plate bodies vertically at a corner of the wall surface, for example, splicing three plate bodies together to form two plate bodies in parallel, and the other plate body is vertical to the other two plate bodies. In the prior art, the connection of the panels is mainly achieved by directly connecting two panels together with screws or by fixing the panels to a straight panel with an adhesive. The method for installing decorative lines on wall board is mainly characterized by that the groove is cut on the board body or the decorative lines are directly stuck on the base layer board fixed on the wall board.

The construction of the assembled wall body construction has two different processes, firstly, the light steel keel is manufactured in a factory and transported to a construction site for assembling and forming, the construction process is convenient to transport, but the assembling operation is more in the construction site, the labor intensity is high, and the construction period is longer; secondly, the light steel wall bodies are assembled in a factory and transported to a construction site to assemble the wall bodies and the roof, the construction process has less assembly operation on the site, but large wall body components need to be transported, the transportation is inconvenient, and large hoisting equipment is needed on the construction site.

However, in the existing scheme, the wall body is inevitably damaged by the decoration wallboard process, and the problems of difficult field assembly, inconvenient transportation and the like exist in the process of building the assembled wall body;

in addition, structures adopted in a decoration wallboard process and an assembly type wall body process are not matched, so that the assembly structure is various, the requirement on the construction level of workers is high, and the quality after assembly is difficult to guarantee;

finally, structures in the decoration wallboard process and the assembly type wall body process are often designed and processed only for a certain project, the structural materials are often utilized only once, the number of consumed materials is large after disassembly, even all the structures cannot be fully utilized, and a large amount of assembly waste is generated.

Therefore, at present, a novel multifunctional keel structure is urgently needed, different keels can be freely spliced and combined, and repeated disassembly and assembly are convenient.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved by the utility model

The utility model aims to solve the problems that the existing assembly type keel is complex in splicing and inconvenient to freely disassemble.

2. Technical scheme

In order to achieve the purpose, the technical scheme provided by the utility model is as follows: the utility model provides a novel multi-functional keel structure includes concatenation fossil fragments, concatenation fossil fragments include parallel arrangement's clamping face and holding surface, the clamping face is followed concatenation fossil fragments length direction is provided with sliding clamping groove, sliding clamping groove's bottom surface with be provided with the assembly cavity between the holding surface.

Preferably, the supporting surface is provided with a plurality of supporting through holes penetrating through the assembling cavity.

Preferably, the bottom surface of the sliding clamping groove is provided with a first assembling through hole at a position corresponding to the supporting through hole.

Preferably, the support through holes are rectangular through holes or strip-shaped through holes arranged in parallel.

Preferably, the end of the splicing keel is provided with a clamping groove along the length direction of the splicing keel, and the clamping groove is arranged on two sides of the clamping surface.

Preferably, the bottom of the side wall of the sliding clamping groove extends outwards and is arranged in a T shape.

Preferably, the side wall of the sliding clamping groove is provided with a plurality of locking through holes in a penetrating manner; and the locking through hole is arranged by adopting a long strip-shaped through hole.

3. Advantageous effects

Compared with the prior art, the technical scheme provided by the utility model has the following beneficial effects:

the novel multifunctional keel structure comprises a clamping surface and a supporting surface which are arranged in parallel, wherein the clamping surface is provided with a sliding clamping groove along the length direction of a splicing keel, and an assembly cavity is arranged between the bottom surface of the sliding clamping groove and the supporting surface; the wall body frame can be set up fast in the place of setting for through fossil fragments splice to the concatenation fossil fragments, and multiple fossil fragments splice can be connected to the tip and the slip draw-in groove of concatenation fossil fragments, realizes relying on of different angle different directions, and the while holding surface can be hung and detained and decorate the wallboard, has and builds simple process, and the effect is high and can repeat reuse, adapts to the advantage that the scene was built to the wall body of multiple difference.

Drawings

FIG. 1 is a schematic structural view of the end of a splice keel of the utility model;

FIG. 2 is a schematic structural view of a support surface of the splice keel of the utility model;

FIG. 3 is a schematic structural view of the engaging surface of the splicing keel according to the utility model;

fig. 4 is a schematic structural view of the side of the splice keel of the utility model;

FIG. 5 is a schematic view of a side connector according to the present invention;

FIG. 6 is a schematic view of a side connector according to the present invention;

FIG. 7 is a schematic view of the construction of the end connector of the present invention;

fig. 8 is a schematic structural view of the wall surface of the present invention.

The reference numerals in the schematic drawings illustrate:

100. splicing keels; 110. a sliding clamping groove; 111. assembling a first through hole; 112. locking the through hole; 120. assembling the cavity; 121. supporting the through hole; 130. a clamping groove; a. a support surface; b. an engaging surface.

Detailed Description

In order to facilitate an understanding of the utility model, the utility model will now be described more fully hereinafter with reference to the accompanying drawings, in which several embodiments of the utility model are shown, but which may be embodied in many different forms and are not limited to the embodiments described herein, but rather are provided for the purpose of providing a more thorough disclosure of the utility model.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present; when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present; the terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs; the terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model; as used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Example 1

Referring to fig. 1 to 4, the present embodiment provides a technical solution: the utility model provides a novel multi-functional keel structure includes concatenation fossil fragments 100, concatenation fossil fragments 100 includes parallel arrangement's clamping face b and holding surface an, clamping face b follows concatenation fossil fragments 100 length direction is provided with sliding clamping groove 110, sliding clamping groove 110 the bottom surface with be provided with assembly cavity 120 between the holding surface a.

Different splicing keels 100 can be connected through keel splicers 200;

different what splice between the fossil fragments 100 includes following several concatenation modes:

(1) different end splicing between the splicing keels 100: taking an end connector 202 in the keel splice 200, wherein both ends of the end connector 202 can be matched with the assembly cavity 120; inserting one end of the bone splicing member 200 into the assembly cavity 120 at the end of the splice keel 100A and inserting the other end of the bone splicing member 200 into the assembly cavity 120 at the end of the other splice keel 100B, thereby connecting the ends of the splice keel 100A and the splice keel 100B; meanwhile, different included angles can be arranged between the two ends of the end connecting piece 202, and the included angles are preferably 30 degrees, 45 degrees, 60 degrees, 90 degrees, 120 degrees and the like; so that different splicing keels 100 are spliced at different included angles;

in addition, both ends of the end connector 202 may fully extend into the assembly cavity 120; consequently, when splicing different concatenation fossil fragments 100 tip, can surely repair according to the concatenation angle the tip of concatenation fossil fragments 100 for tip between the different concatenation fossil fragments 100 is laminated completely, this moment end connection 202 stretches into completely concatenation fossil fragments 100A with in the assembly cavity 120 of concatenation fossil fragments 100B tip, realized hiding of end connection 202 is favorable to improving the leakproofness and the aesthetic property of splicing between the different concatenation fossil fragments 100.

Similarly, the two ends of the end connector 202 may also be matched with the sliding slots 110, and the splicing of the ends between the splicing keels 100 is realized by connecting the sliding slots 110 at the ends of the splicing keels 100A and 100B.

(2) Different splicing of the end part and the clamping surface b between the splicing keels 100: taking a side connecting piece 201 in a keel splicing piece 200, wherein the side connecting piece 201 comprises an end connecting section 210 and a clamping groove connecting section 220 arranged at the end of the end connecting section 210; the slot connecting section 220 may be disposed in the sliding slot 110 of the splicing keel 100, and may freely slide in the sliding slot 110; the end connecting section 210 is used for being clamped into the assembling cavity 120 or the sliding clamping groove 110 from the end of the splicing keel 100; in addition, the end connection section 210 can adopt a structure of being simultaneously clamped into the assembly cavity 120 and the sliding card slot 110;

in the splicing process, the clamping groove connecting section 220 of the side surface connecting piece 201 is clamped at any position in the sliding clamping groove 110 of the splicing keel 100A, and then the end part of the splicing keel 100B is inserted into the end part connecting section 210 of the side surface connecting piece 201, so that the end part of the splicing keel 100B is connected with the clamping surface B of the splicing keel 100A;

in a preferred embodiment, the supporting surface a is provided with a plurality of supporting through holes 121 penetrating through the assembling cavity 120. The supporting through hole 121 is used for supporting the hanging buckle 310 of the wall surface 300, and the hanging buckle 310 extends into the assembling cavity 120 through the supporting through hole 121 and is hung on the supporting through hole 121.

In a preferred embodiment, a first assembling through hole 111 is formed in a position of the bottom surface of the slide card slot 110 opposite to the support through hole 121. The inner wall of the first assembling through hole 111 is in threaded arrangement and can be provided with a fixing screw rod in a matched manner; the first assembling through hole 111 has the following functions:

(1) connect mutual parallel arrangement's concatenation fossil fragments 100A and concatenation fossil fragments 100B: arranging the first assembling through hole 111 of the splicing keel 100A and the first assembling through hole 111 of the splicing keel 100B oppositely; a fixing screw rod with a certain length is adopted to simultaneously penetrate through the first assembling through hole 111 of the splicing keel 100A and the first assembling through hole 111 of the splicing keel 100B, and is screwed and fixed by a nut; in the splicing process, more than two fixing screws are adopted for connection and fixation, and the splicing keel 100A and the splicing keel 100B which are arranged in parallel can be connected.

(2) Securing the keel splice 200 to the splice keel 100: when the two ends of the end connector 202 are clamped in the sliding clamping groove 110 or the assembling cavity 120, a corresponding fixing through hole is arranged at the position of the end connector 202 corresponding to the first assembling through hole 111; locking pieces such as screws penetrate through the first assembling through hole 111 and the fixing through hole at the same time, and are fixed by fixing pieces such as nuts; so that the keel splice 200 and the splice keel 100 are relatively fixed.

Similarly, the slot connecting section 220 and the end connecting section 210 of the side connecting member 201 can be provided with a fixing through hole corresponding to the first assembling through hole 111, so that the side connecting member 201 and the keel splicing member 200 can be detachably connected.

In addition, the heads of the locking members such as the screw and the fixing members such as the nut are also hidden in the sliding clamping groove 110 and the assembling cavity 120, so that the attractiveness and the tightness of splicing after splicing are facilitated; meanwhile, the first assembling through hole 111 is arranged at a position opposite to the supporting through hole 121, so that the locking member can penetrate through the first assembling through hole 111 from the direction of the sliding clamping groove 110 and can penetrate through the first assembling through hole 111 from the direction of the assembling cavity 120 through the supporting through hole 121, and the advantage of flexible assembly is achieved.

In a preferred embodiment, the support through holes 121 are rectangular through holes or strip-shaped through holes arranged in parallel. Adopt the rectangle through-hole on the one hand to be convenient for the retaining member runs through support through-hole 121 stretches into in the assembly cavity 120, on the other hand works as hang in the rectangle through-hole and detain adjacently during wall 300, the string of wall 300 detains 310 and can slide on the base of rectangle through-hole, can adjust the clearance between the adjacent wallboard 300 to a certain extent to fix its clearance through clearance adjustment device, make wall 300 after the installation more add beautifully.

When the parallel arrangement's bar through-hole is adopted, the direct accurate installation of the operating personnel of being convenient for wall 300, and need not to adjust the clearance between the adjacent wallboard 300 once more, provide the efficiency of wall installation.

In a preferred embodiment, the end of the splicing keel 100 is provided with a locking groove 130 along the length direction of the splicing keel 100, and the locking groove 130 is disposed on two sides of the locking surface b. When viewed from the end of the splicing keel 100, the two ends of the engaging slot 130 and the assembling cavity 120 are just distributed at the corners of the end of the splicing keel 100; so that the end connecting section 210 or both ends of the end connecting member 202 can be provided as a first engaging plate engaged with the engaging groove 130 and a second engaging plate engaged with the fitting cavity 120. Therefore, after splicing, the two ends of the end connecting section 210 or the two ends of the end connecting piece 202 can be clamped with the four corners of the end part of the splicing keel 100, and the stability after splicing is improved.

In a preferred embodiment, the bottom of the side wall of the sliding slot 110 extends outwards and is arranged in a T shape. The clamping groove connecting section 220 can be provided with fin plates extending into two sides of the bottom of the sliding clamping groove 110, so that the side connecting piece 201 can be slid into the sliding clamping groove 110 from the end part of the splicing keel 100 in advance, the side connecting piece 201 is not easy to fall off from the sliding clamping groove 110 under the fixation of the fin plates and the sliding clamping groove 110, and meanwhile, the clamping groove connecting section 220 is not influenced to slide in the sliding clamping groove 110.

In a preferred embodiment, the side wall of the sliding card slot 110 is provided with a plurality of locking through holes 112 in a penetrating manner; and the locking through hole 112 is a long strip-shaped through hole. The surface of the card slot connecting section 220 matched with the side wall of the sliding card slot 110 can be provided with corresponding fixing through holes, so that fixing screws can be adopted to penetrate through the locking through holes 112 and be matched with the fixing through holes on the card slot connecting section 220 in a locking manner, and the card slot connecting section 220 is stably fixed in the sliding card slot 110.

Example 2

Referring to fig. 1 to 8, the present embodiment provides a technical solution: an assembly type wall body assembly applying a novel multifunctional keel structure comprises a splicing keel 100, wherein the splicing keel 100 comprises a clamping surface b and a supporting surface a which are arranged in parallel, the clamping surface b is provided with a sliding clamping groove 110 along the length direction of the splicing keel 100, and an assembly cavity 120 is arranged between the bottom surface of the sliding clamping groove 110 and the supporting surface a; the supporting surface a is provided with a plurality of supporting through holes 121 penetrating through the assembling cavity 120, and the bottom surface of the sliding clamping groove 110 is provided with a first assembling through hole 111 at a position corresponding to the supporting through holes 121;

the keel splice 200 includes side connectors 201 and end connectors 202 for connecting different splice keels 100.

In the assembly process of the wall frame, the end parts of different splicing keels 100 can be connected through the end part connecting piece 202, for example, a plurality of splicing keels 100 are adjacently spliced end to form a keel with a designed length, or a plurality of splicing keels 100 are spliced at different angles according to the design requirement; the side connecting piece 201 can fix the end of one splicing keel 100 in the sliding slot 110 of the splicing keel 100 according to a set angle;

in a preferred scheme, firstly, a plurality of splicing keels 100 are spliced to form the design shape of a wall or a room on the ground through the end connectors 202;

taking a rectangle as an example: firstly, laying a circle of inner rectangular frame on the ground by using the splicing keels 100 and the end part connecting pieces 202, laying a circle of outer rectangular frame outside the inner rectangular frame according to the designed wall thickness, and arranging the clamping surfaces b of the splicing keels 100 upwards.

Secondly, a plurality of splicing keels 100 are clamped in the sliding clamping groove 110 through the side connecting piece 201, taking the indoor situation as an example: splicing the splicing keels 100 into vertical keels with the length slightly smaller than the indoor height, and fixing the vertical keels in the sliding clamping grooves 110 of the inner rectangular frame and the outer rectangular frame through the side connectors 201; finally, the top ends of the vertical keels are connected through the splicing keels 100 and the keel splicing pieces 200 in the same mode to form a wall body frame consisting of an inner wall frame and an outer wall frame; and the vertical keel arranged on the inner rectangular frame is opposite to the clamping surface b of the vertical keel arranged on the outer rectangular frame.

In addition, in a preferred scheme, a plurality of reinforcing keels can be obliquely arranged on the inner wall frame and the outer wall frame so as to improve the stability of the wall frame; and the reinforcing keel arranged on the inner rectangular frame and the clamping surface b arranged on the reinforcing keel arranged on the outer rectangular frame are arranged oppositely. The reinforcing keel is formed by splicing a plurality of splicing keels 100.

After the wall frame is built, filling materials for filling the wall between the inner wall frame and the outer wall frame, wherein the filling materials include but are not limited to sound insulation materials, heat insulation materials, fireproof materials, shock absorption materials and the like;

after the wall body frame is built or the filling material is filled, a wall body connecting piece is inserted into the first assembling through hole 111 of the vertical keel and the first assembling through hole 111 of the reinforcing keel on the outer rectangular frame or the inner rectangular frame, penetrates through the first assembling through hole 111 of the vertical keel and the first assembling through hole 111 of the reinforcing keel on the rectangular frame on the other side, and is locked, so that the outer rectangular frame and the inner rectangular frame are tightly clamped together through the wall body connecting piece, and meanwhile, the filling material in the wall body frame is stably clamped in the wall body frame through the splicing keel 100. The wall attachment is preferably a screw and nut assembly.

And finally, hanging and buckling decorative wallboards on the supporting through holes 121 of the outer rectangular frame and the inner rectangular frame to complete the construction of the wall or the room.

In a preferred embodiment, the side connector 201 includes an end connecting section 210 and a slot connecting section 220 disposed at one end of the end connecting section 210;

the end connector 202 comprises two end connector sections 210 connected at the tail ends;

the end connection section 210 is used for connecting the ends of the splicing keel 100;

the slot connecting section 220 is used for connecting the sliding slot 110 of the splicing keel 100.

The end of the splice keel 100 comprises the cross section of the slide slot 110, the cross section of the assembly cavity 120; meanwhile, in a preferred embodiment, the end of the splicing keel 100 is provided with a clamping groove 130 along the length direction of the splicing keel 100, so that the end of the splicing keel 100 further includes the cross section of the clamping groove 130, and the cross section of the clamping groove 130 is arranged on the side wall of the sliding slot 110; therefore, the end connection section 210 may adopt all structures that can extend into the sliding card slot 110, the assembly cavity 120 or the fastening slot 130 and cooperate with each other, and include a cooperating structure that can simultaneously extend into the sliding card slot 110, the assembly cavity 120 and the fastening slot 130.

In a preferable scheme, the end connection section 210 is a combination of a U-shaped plate inserted into the assembly cavity 120 and a right-angle plate inserted into the engaging groove 130, and an outer wall of the U-shaped plate is arranged to be attached to the supporting surface a in the assembly cavity 120; make end connection section 210 can just in time go into in four angles of concatenation fossil fragments 100 tip, be favorable to improving end connection section 210 with the connection stability and the connection convenience of concatenation fossil fragments 100 tip.

In a preferable embodiment, when the end connection section 210 is only engaged with the slide slot 110, a structure that is attached to an inner wall of the slide slot 110 is adopted.

In a preferred embodiment, the end connecting section 210 is configured by a U-shaped plate or a rectangular tube that is engaged with the inner wall of the fitting cavity 120 when it is engaged with the fitting cavity 120 only.

In a preferred embodiment, the end connection section 210 includes at least one of a first fixing member 221 inserted into the assembly cavity 120 and a second fixing member 222 inserted into the slide card slot 110.

The first fixing part 221 is provided with a U-shaped plate, and the second fixing part 222 is provided with a structure attached to the inner wall of the sliding clamping groove 110, so that the first fixing part 221 and the second fixing part 222 can be stably clamped in the assembly cavity 120 and the sliding clamping groove 110.

In a preferred embodiment, the clamping groove connecting section 220 includes a supporting seat 211 and fixing plates 212 disposed at two ends of a bottom surface of the supporting seat 211, the supporting seat 211 is disposed in cooperation with the sliding clamping groove 110, and supporting wing plates 213 are disposed at two sides of a top surface of the supporting seat 211. The support wing plates 213 are supported on the groove walls on the two sides of the sliding clamping groove 110, which is beneficial to improving the support strength of the support seat 211, so that the support seat 211 can be better supported and fixed on the sliding clamping groove 110.

In a preferred embodiment, the end of the splicing keel 100 is provided with a locking groove 130 along the length direction of the splicing keel 100, and the locking groove 130 is disposed on two sides of the locking surface b;

the end connecting section 210 comprises a supporting base 223 and a clamping piece 224 arranged on the supporting base 223, the clamping piece 224 is used for being clamped into the clamping groove 130 and the assembling cavity 120, the clamping piece 224 comprises a U-shaped plate embedded in the assembling cavity 120 and a right-angle plate embedded in the clamping groove 130, and the outer wall of the U-shaped plate is attached to a supporting surface a in the assembling cavity 120; make fastener 224 can just in time go into in four angles of concatenation fossil fragments 100 tip, simultaneously support base 223 can support concatenation fossil fragments 100 tip, be favorable to improving end connection section 210 with the connection stability and the connection convenience of concatenation fossil fragments 100 tip.

A sliding tube 225 is arranged in the center of the supporting base 223, and a connecting piece 226 is arranged in the sliding tube 225;

a connecting through hole 214 matched with the connecting piece 226 is arranged in the center of the supporting seat 211 of the clamping groove connecting section 220; the connecting piece 226 is provided with a screw and a nut, and when the connecting piece 226 is used, the connecting piece 226 penetrates through the connecting through hole 214 and abuts against the bottom of the sliding clamping groove 110, and meanwhile, the height of the sliding tube 225 on the connecting piece 226 is adjusted.

The end connecting segment 210 is disposed at the center of the supporting seat 211 through the connecting piece 226.

In a preferred embodiment, the side wall of the sliding card slot 110 is provided with a plurality of locking through holes 112 in a penetrating manner;

the bottom of the side wall of the sliding clamping groove 110 extends outwards and is arranged in a T shape. When the supporting seat 211 of the card slot connecting section 220 is n-shaped and the width of the fixing plate 212 is smaller than that of the supporting seat 211, the card slot connecting section 220 can be freely engaged with the sliding card slot 110 and is fixed at the bottom of the sliding card slot 110 through the fixing plate 212; when the width of the fixing plate 212 is greater than the width of the supporting seat 211, the slot connecting section 220 can only slide into the sliding slot 110 from the end of the sliding slot 110, but the slot connecting section 220 is not easy to fall off from the sliding slot 110 after sliding.

In the preferred scheme, including wall 300, set up in the holding surface a of concatenation fossil fragments 100, wall 300 back sets up and hangs knot 310 in a plurality of, hang knot 310 and be used for hanging locate support through-hole 121.

The above-mentioned embodiments only express a certain implementation mode of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention; it should be noted that, for those skilled in the art, without departing from the concept of the present invention, several variations and modifications can be made, which are within the protection scope of the present invention; therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims (7)

1. The utility model provides a novel multi-functional keel structure which characterized in that: including concatenation fossil fragments (100), concatenation fossil fragments (100) are including parallel arrangement's clamping face (b) and holding surface (a), clamping face (b) are followed concatenation fossil fragments (100) length direction is provided with sliding clamping groove (110), sliding clamping groove (110) the bottom surface with be provided with between holding surface (a) and assemble cavity (120).

2. The novel multifunctional keel structure of claim 1, wherein: the supporting surface (a) is provided with a plurality of supporting through holes (121) which penetrate through the assembling cavity (120).

3. The novel multifunctional keel structure of claim 2, wherein:

and a first assembling through hole (111) is formed in the position, opposite to the supporting through hole (121), of the bottom surface of the sliding clamping groove (110).

4. The novel multifunctional keel structure of claim 2, wherein: the supporting through holes (121) are arranged by adopting rectangular through holes or strip-shaped through holes arranged in parallel.

5. The novel multifunctional keel structure of claim 1, wherein: the tip of concatenation fossil fragments (100) is followed concatenation fossil fragments (100) length direction is provided with block groove (130), just block groove (130) set up in the both sides of block surface (b).

6. The novel multifunctional keel structure of claim 1, wherein:

the bottom of the side wall of the sliding clamping groove (110) extends outwards and is arranged in a T shape.

7. The novel multifunctional keel structure of claim 1, wherein: the side wall of the sliding clamping groove (110) is provided with a plurality of locking through holes (112) in a penetrating way; and the locking through hole (112) is arranged by adopting a long strip-shaped through hole.

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