CN222910449U - Sliding detachable connecting assembly and connecting structure - Google Patents

Abstract

The utility model belongs to the technical field of connecting pieces, and particularly relates to a sliding detachable connecting assembly and a connecting structure, which comprise a connecting piece, wherein one end of the connecting piece is provided with a clamping block, the clamping block is provided with a guide groove penetrating through the opposite ends of the clamping block, and the guide groove divides the clamping block into two clamping parts; the connecting seat is provided with a groove, the groove is provided with a clamping groove and at least one access opening, the access opening is used for enabling the clamping block to be installed in the groove or taken out from the groove, the middle of the clamping groove is provided with a guide strip along the length direction of the guide strip, the guide strip is used for being matched with the guide groove and pushing the two clamping parts to open and clamp the clamping groove when the clamping block moves into the clamping groove along the groove, so that the connecting piece and the connecting seat are firmly clamped, the connection is firm, the first plate and the second plate can be detachably clamped and connected with the connecting seat through the connecting piece, disassembly and assembly can be carried out on a pet house or furniture and the like adopting the structure, the transportation space is saved, the cost is reduced, tools are not required, and the connecting seat can be easily installed, and the connecting seat is convenient and quick.

Description

Sliding detachable connecting assembly and connecting structure

Technical Field

The utility model belongs to the technical field of connecting pieces, and particularly relates to a sliding detachable connecting assembly and a connecting structure.

Background

The sheet material may be used in numerous articles of life, such as, but not limited to, pet houses. With more and more people who support the pet, the pet house demand is greater and greater, and the self-tapping screw fixed knot constructs with between the panel of traditional pet house not only influences pleasing to the eye, and the wind blows rain and shines and rust easily, influences product stable in structure. The mode of adopting the screw fixation is long to pet house equipment time, and is efficient, and is low, and though self-tapping screw is with low costs, nevertheless after disassembling, reinstallation product then can produce not hard up, leads to the structure unstable, when connecting between two blocks of plates that are parallel to each other, can not install the screw easily, and the screw does not possess stealthy effect moreover, influences wooden pet house's aesthetic property.

For this reason, a plate invisible connector appears on the market to solve the above technical problems. For example, the Chinese patent publication No. CN209414330U discloses a plate connecting structure and a plate invisible connecting piece, and the technical scheme is characterized by comprising a first plate, a second plate and a connecting piece for connecting the first plate and the second plate together, wherein the connecting piece comprises a clamping part clamped on the first plate and a connecting part clamped on the second plate and mutually clamped with the clamping part, the first plate is provided with a first connecting groove clamped with the clamping part, the second plate is provided with a containing groove for containing the clamping part and the connecting part and a clamping hole arranged at the bottom of the containing groove, the connecting part and the second plate are clamped together through the clamping part, then the connecting part and the clamping part are clamped together, and the connecting part and the clamping part are hidden in the containing groove through the containing groove, so that the open pore and the connecting piece cannot be seen from the outside, and the attractiveness of the connecting structure is improved.

The plate invisible connecting piece is inserted between the two risers 3213 and between the two clamping plates 3214 from the side edges of the clamping portion 32 through the clamping blocks 312 and the matching blocks 311 of the connecting portion 31, so that the connecting portion 31 and the clamping portion 32 are clamped, and the first plate 1 and the second plate 2 are connected. However, in the practical use process, the connecting portion 31 and the clamping portion 32 do not have clamping (abutting) effect, so that the clamping block 312 of the connecting portion 31 is easy to slide out from between the two risers 3213 to disconnect, the connection is unstable, and improvement is needed.

Disclosure of utility model

The utility model aims to provide a sliding detachable connecting assembly and a connecting structure, which aim to solve one of the technical problems in the prior art.

In order to achieve the above object, an embodiment of the present utility model provides a sliding detachable connection assembly, including:

The connecting piece, one end of the connecting piece is convexly provided with a clamping block, the bottom of the clamping block is provided with a guide groove penetrating through the two opposite ends of the clamping block, the guide groove divides the clamping block into two clamping parts, the other end of the connecting piece is provided with at least one first connecting part which is used for being connected with a first plate, and

The connecting seat is provided with a groove, the groove is provided with a clamping groove and at least one access opening, the access opening is used for enabling the clamping block to be installed in the groove or taken out of the groove, the middle part of the clamping groove is provided with a guide strip along the length direction of the clamping groove, and the guide strip is used for being matched with the guide groove and pushing the two clamping parts to be propped up and clamped in the clamping groove when the clamping block moves into the clamping groove along the groove;

The connecting seat is also provided with at least one second connecting part which is used for being connected with a second plate.

Optionally, the guide strip comprises a thin strip and a thick strip which are connected, the thin strip is close to the access opening, the width of the thin strip is smaller than or equal to the width of the guide groove, and the width of the thick strip is larger than the width of the guide groove.

Optionally, a taper strip is arranged in transition between the thin strip and the thick strip, one small end of the taper strip is connected with the thin strip, and one large end of the taper strip is connected with the thick strip.

Optionally, two opposite side walls of the groove are respectively provided with a trapezoid clamping strip along the length direction of the groove, the clamping grooves are formed between the bottom walls of the two trapezoid clamping strips and the lower side wall and the bottom wall of the groove, the clamping parts are trapezoid clamping blocks, and the two clamping parts are propped against the guide strips and spread for clamping with the bottom wall of the trapezoid clamping blocks and/or the lower side wall of the groove.

Optionally, the inlet and the outlet are conical, the large end of the inlet and the outlet faces outwards, the small end of the inlet and the outlet faces towards the groove, the clamping block is conical, and the small end of the clamping block faces away from the connecting piece.

Optionally, the side wall of the connecting piece near the first connecting part is provided with at least one first forced dismounting groove, and the side wall of the connecting seat near the notch of the groove is provided with at least one second forced dismounting groove.

Optionally, the first connecting portion is a trapezoidal thread buckle, and the second connecting portion is an inverted buckle.

Optionally, an outer wall of one end of the connection seat is provided with at least one positioning column, and the positioning column is used for preventing the connection seat from being reversely assembled.

Optionally, notches are formed at two opposite ends of the connecting seat.

The embodiment of the utility model also provides a connecting structure, which comprises a first plate, a second plate and the sliding detachable connecting assembly, wherein the first plate is provided with a first connecting groove, the first connecting part is clamped with the first connecting groove, the second plate is provided with a containing groove for containing the connecting seat, the containing groove is provided with a second connecting groove, and the second connecting part is clamped with the second connecting groove.

Compared with the prior art, the one or more technical schemes in the sliding detachable connecting assembly provided by the embodiment of the utility model have at least one of the following technical effects:

When assembling, the user links to each other the connecting piece through first connecting portion and first panel, links to each other the connecting seat through second connecting portion and second panel, then packs into the recess with the joint piece from the access & exit, promotes the joint piece and moves the in-process in the draw-in groove along the recess afterwards, and two joint portions of push-push respectively are outwards propped open to the both sides wall of guide bar, make two joint portions and draw-in groove butt carry out the chucking to make connecting piece and connecting seat firm chucking, firm in connection can not throw off easily, realizes the assembly of first panel and second panel, and it is convenient to assemble.

When the connecting piece is disassembled, the connecting piece is pushed to enable the two clamping parts to move out of the clamping groove and leave the guide strip, the two clamping parts reset inwards, then the clamping block is taken out of the access opening, the connecting piece and the connecting seat can be separated, and the disassembly of the first plate and the second plate is realized, so that the disassembly is convenient.

The first panel and the second panel can be disassembled and assembled through the connection piece and the connection seat, so that a pet house or furniture adopting the structure can be disassembled and assembled, the transportation space is saved, the cost is reduced, tools are not needed, and the pet house or furniture can be easily installed, and the pet house is convenient and fast.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural view of a sliding detachable connection assembly according to the present utility model.

Fig. 2 is an exploded view of the sliding removable connection assembly of the present utility model.

Fig. 3 is a left side view of the slide-and-mount connection assembly of the present utility model in an exploded view.

Fig. 4 is a top view of the connecting base of the present utility model.

Fig. 5 is a schematic structural view of the connection structure of the present utility model.

Wherein, each reference sign in the figure:

100. The connecting piece, 110, the clamping block, 111, the clamping part, 120, the guide groove, 130, the first connecting part, 140, the first forced dismounting groove;

200. Connecting seat, 210, groove, 211, clamping groove, 212, trapezoid clamping bar, 215, entrance, 220, guiding bar, 221, fine bar, 222, thick bar, 223, conical bar, 230, second connecting part, 240, second forced dismounting groove, 250, positioning column, 260, gap;

300. 310, a first connecting groove;

400. The second plate material, 410, a containing groove, 411, a second connecting groove, 412, a positioning groove, 413 and a fillet.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and intended to illustrate embodiments of the utility model and should not be construed as limiting the utility model.

In the description of the embodiments of the present utility model, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the embodiments of the present utility model and simplify description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the embodiments of the present utility model, the meaning of "plurality" is two or more, unless explicitly defined otherwise.

In the embodiments of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured" and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected or integrally formed, mechanically connected or electrically connected, directly connected or indirectly connected through an intermediate medium, or in communication between two elements or in interaction with each other. The specific meaning of the above terms in the embodiments of the present utility model will be understood by those of ordinary skill in the art according to specific circumstances.

In one embodiment of the present utility model, referring to fig. 1-5, a sliding removable connection assembly is provided, comprising a connection 100 and a connection socket 200.

Referring to fig. 3 and 5, one end of the connector 100 is provided with a protruding clamping block 110, the bottom of the clamping block 110 is provided with a guiding groove 120 penetrating through two opposite ends of the clamping block 110, and the guiding groove 120 divides the clamping block 110 into two clamping parts 111. The other end of the connecting member 100 is provided with at least one first connecting portion 130, and the first connecting portion 130 is used for connecting with the first plate 300.

Referring to fig. 4 and 5, the connecting seat 200 is provided with a groove 210, the groove 210 is provided with a clamping groove 211 and at least one inlet and outlet 215, the inlet and outlet 215 is used for loading the clamping block 110 into the groove 210 or taking out from the groove 210, the middle part of the clamping groove 211 is provided with a guide strip 220 along the length direction thereof, and the guide strip 220 is used for being matched with the guide groove 120 and pushing the two clamping parts 111 to prop open and clamp the clamping groove 211 when the clamping block 110 moves into the clamping groove 211 along the groove 210.

Referring to fig. 5, the connection base 200 is further provided with at least one second connection portion 230, and the second connection portion 230 is configured to connect with the second plate 400.

Compared with the prior art, the one or more technical schemes in the sliding detachable connecting assembly provided by the embodiment of the utility model have at least one of the following technical effects:

Referring to fig. 1 to 5, during assembly, a user connects the connecting piece 100 with the first plate 300 through the first connecting portion 130, connects the connecting seat 200 with the second plate 400 through the second connecting portion 230, then installs the clamping block 110 into the groove 210 from the inlet and outlet 215, pushes the clamping block 110 to move into the clamping groove 211 along the groove 210, and pushes the two clamping portions 111 to open outwards by the two side walls of the guide bar 220, so that the two clamping portions 111 are abutted with the clamping groove 211 to clamp, thereby firmly clamping the connecting piece 100 with the connecting seat 200, ensuring firm connection, not easy to be disengaged, realizing assembly of the first plate 300 and the second plate 400, and facilitating assembly.

Referring to fig. 1-5, when the connector 100 is detached, the two clamping portions 111 are moved out of the clamping grooves 211 and away from the guide strip 220, the two clamping portions 111 are reset inward, and then the clamping block 110 is taken out from the inlet and outlet 215, so that the connector 100 and the connector seat 200 can be separated, the first plate 300 and the second plate 400 are detached, and the detachment is convenient.

Referring to fig. 1 to 5, the first plate 300 and the second plate 400 are detachably fastened to the connection base 200 through the connection member 100, so that the pet house or furniture and the like adopting the structure can be disassembled and assembled, the transportation space is saved, the cost is reduced, tools are not required, and the assembly is easy, convenient and quick.

In a specific embodiment, referring to fig. 4 and 5, a clamping groove 211 is formed at one end of the groove 210, an inlet and outlet 215 is formed at the other end of the groove 210, and when the connector 110 is assembled, the connector 110 is inserted into the groove 210 from the inlet and outlet 215, and the two side walls of the guide strip 220 push the two clamping parts 111 to open outwards respectively in the process of moving the connector 110 into the clamping groove 211 along the groove 210, so that the two clamping parts 111 are clamped by abutting against the clamping groove 211, and the connector 100 is firmly clamped with the connector 200. When the connector 100 is detached, the two clamping parts 111 are pushed to move out of the clamping grooves 211 and separate from the guide strips 220, the two clamping parts 111 are moved to the end of the groove 210 without the guide strips 220, the two clamping parts 111 are reset inwards, and then the clamping block 110 is taken out from the inlet 215, so that the connector 100 can be separated from the connecting seat 200.

With reference to fig. 4 and 5, the inlet 215 may be a side opening or an end opening of the groove 210, and in a specific embodiment, the inlet 215 is a side opening of the groove 210.

Further, referring to fig. 4 and 5, the guide bar 220 includes a thin bar 221 and a thick bar 222 connected to each other. The thin strip 221 is close to the entrance 215, the width of the thin strip 221 is smaller than or equal to the width of the guide groove 120, the thin strip 221 is beneficial to entering the guide groove 120, the width of the thick strip 222 is larger than the width of the guide groove 120, and two side walls of the thick strip 222 respectively push against the two clamping parts 111 to be outwards spread. Specifically, during the process of moving the clamping block 110 into the clamping groove 211 along the groove 210, the thin strip 221 advances into the guiding groove 120 to guide the guiding groove 120 to move to the thick strip 222 along the guiding strip 220, so that the two side walls of the thick strip 222 respectively push the two clamping parts 111 to open outwards, and the two clamping parts 111 are in contact with the clamping groove 211 for clamping, so that the structure is reliable.

Further, referring to fig. 4 and 5, a tapered strip 223 is disposed at the transition between the thin strip 221 and the thick strip 222, one small end of the tapered strip 223 is connected to the thin strip 221, one large end of the tapered strip 223 is connected to the thick strip 222, and the tapered strip 223 enables the guide slot 120 to move smoothly between the thin strip 221 and the thick strip 222 without being blocked, and has a stable structure.

Further, referring to fig. 4 and 5, two opposite side walls of the groove 210 are respectively provided with a trapezoidal clamping strip 212 along the length direction thereof, and a clamping groove 211 is formed between the bottom walls of the trapezoidal clamping strips 212 and the lower side walls and the bottom walls of the groove 210. The clamping parts 111 are trapezoidal clamping blocks, and the two clamping parts 111 are propped outwards under the pushing of the guide strip 220 to be clamped with the bottom wall of the trapezoidal clamping block and/or the side wall of the lower part of the groove 210, so that the two clamping parts 111 are firmly clamped with the clamping groove 211, and the connection is firmer.

Further, referring to fig. 1 to 3, the inlet/outlet 215 is tapered, the larger end of the inlet/outlet 215 faces the outside, and the smaller end of the inlet/outlet 215 faces the recess 210. The clamping block 110 is conical, and the small end of the clamping block 110 is away from the connecting piece 100, so that the clamping block 110 can be conveniently installed in the groove 210 from the inlet and outlet 215, and the assembly and disassembly are convenient.

In another embodiment, referring to fig. 1 and 2, the side wall of the connecting piece 100 near the first connecting portion 130 is provided with at least one first forced-dismantling groove 140, the first forced-dismantling groove 140 can be used for forcibly dismantling the connecting piece 100 from the first plate 300 by inserting one end of the pry bar, the side wall of the connecting seat 200 near the notch of the groove 210 is provided with at least one second forced-dismantling groove 240, and the second forced-dismantling groove 240 can be used for forcibly dismantling the connecting seat 200 from the second plate 400 by inserting one end of the pry bar.

In another embodiment, referring to fig. 5, the first connecting portion 130 is a trapezoidal thread buckle, the first plate 300 is provided with a connecting hole, and the trapezoidal thread buckle is used for being clamped in the connecting hole, so that the connecting piece 100 is firmly connected with the first plate 300 and cannot be easily separated. The second connecting portion 230 is an inverted buckle, and the accommodating groove 410 of the second plate 400 is provided with a groove, and the inverted buckle is used for being clamped in the groove, so that the connecting seat 200 is firmly connected with the second plate 400, and cannot be easily separated.

Preferably, referring to fig. 2 and 5, two first connecting portions 130 are symmetrically disposed at the other end of the connecting member 100, and correspondingly, two connecting holes are symmetrically disposed on the first plate 300, and the two first connecting portions 130 are respectively used for being clamped in the two connecting holes.

Preferably, referring to fig. 2 and 5, at least one second connecting portion 230 is disposed on two opposite sidewalls of the connecting seat 200, a groove is disposed on two opposite sides of the receiving groove 410, and the two second connecting portions 230 are respectively clamped in the two grooves.

In other embodiments, the first connection portion 130 and the second connection portion 230 may be screws, the connection member 100 is firmly connected to the first plate 300 by the screws, and the connection socket 200 is firmly connected to the second plate 400 by the screws.

In another embodiment, referring to fig. 2 and 5, an outer wall of one end of the connecting seat 200 is provided with at least one positioning column 250, the positioning column 250 is used for preventing the connecting seat 200 from being reversely assembled, and when the connecting seat 200 is assembled, the positioning column 250 is positioned and installed with the positioning groove 412 in the accommodating groove 410 of the second plate 400, so that the connecting seat 200 is positioned and installed in the accommodating groove 410 of the second plate 400, the connecting seat 200 is prevented from being reversely assembled, and when two plates are assembled, the plurality of connecting pieces 100 and the plurality of connecting seats 200 are ensured not to be misplaced, namely, the installation directions are consistent, and the sliding directions are ensured to be consistent.

In another embodiment, referring to fig. 2 and 5, the opposite ends of the connection socket 200 are provided with notches 260, the second plate 400 is usually provided with a drill bit to machine the receiving slot 410, and since the front end of the drill bit is a round head, the opposite ends of the bottom of the receiving slot 410 are fillets 413, and thus the opposite ends of the connection socket 200 are provided with notches 260, the two notches 260 are respectively used for avoiding the fillets 413 at the opposite ends of the bottom of the receiving slot 410, so that the bottom of the connection socket 200 can be abutted against the bottom wall of the receiving slot 410, and the connection socket 200 is completely embedded into the receiving slot 410 of the second plate 400.

In another embodiment, referring to fig. 5, there is also provided a connection structure including a first plate 300, a second plate 400, and the above-mentioned sliding detachable connection assembly.

Referring to fig. 5, the first plate 300 is provided with a first connecting groove 310, the first connecting portion 130 is clamped with the first connecting groove 310, and when the first connecting portion 130 is a trapezoidal thread buckle, the first connecting groove 310 is a connecting hole, and the trapezoidal thread buckle is used for being clamped with the connecting hole, so that the connecting piece 100 is firmly connected with the first plate 300. When the first connecting portion 130 is a back-off, the first connecting groove 310 is a groove, and the back-off is used for being clamped in the groove, so that the connecting piece 100 is firmly connected with the first board 300.

Referring to fig. 5, the second plate 400 is provided with a receiving groove 410 for receiving the connecting seat 200, and when assembling, the connecting piece 100 and the connecting seat 200 are clamped together and hidden in the receiving groove 410, and the outer sides of the first plate 300 and the second plate 400 cannot see the connecting piece 100 and the connecting seat 200, so that the aesthetic property is improved.

Referring to fig. 5, the accommodating groove 410 is provided with a second connecting groove 411, the second connecting portion 230 is clamped with the second connecting groove 411, and when the second connecting portion 230 is a back-off, the second connecting groove 411 is a groove, and the back-off is clamped with the groove, so that the connecting seat 200 is firmly connected with the second plate 400. When the second connection portion 230 is a trapezoidal thread buckle, the second connection slot 411 is a connection hole, and the trapezoidal thread buckle is used for being clamped in the connection hole, so that the connection seat 200 is firmly connected with the second plate 400.

The rest of the present embodiment is the same as the first embodiment, and the unexplained features in the present embodiment are all explained by the first embodiment, and are not described here again.

The foregoing is a further detailed description of the utility model in connection with the preferred embodiments, and it is not intended that the utility model be limited to the specific embodiments described. For those skilled in the art, the architecture of the utility model can be flexible and changeable without departing from the concept of the utility model, and serial products can be derived. But a few simple derivatives or substitutions should be construed as falling within the scope of the utility model as defined by the appended claims.

Claims (10)

1. A sliding removable connection assembly, comprising:

The connecting piece (100), one end of the connecting piece (100) is convexly provided with a clamping block (110), the bottom of the clamping block (110) is provided with a guide groove (120) penetrating through the opposite ends of the clamping block, the guide groove (120) divides the clamping block (110) into two clamping parts (111), the other end of the connecting piece (100) is provided with at least one first connecting part (130), the first connecting part (130) is used for being connected with a first plate (300), and

The connecting seat (200), the connecting seat (200) is provided with a groove (210), the groove (210) is provided with a clamping groove (211) and at least one access opening (215), the access opening (215) is used for loading the clamping block (110) into the groove (210) or taking the clamping block out of the groove (210), the middle part of the clamping groove (211) is provided with a guide strip (220) along the length direction of the clamping block, and the guide strip (220) is used for being matched with the guide groove (120) and pushing the two clamping parts (111) to be opened and clamped in the clamping groove (211) when the clamping block (110) moves into the clamping groove (211) along the groove (210);

The connecting seat (200) is further provided with at least one second connecting part (230), and the second connecting part (230) is used for being connected with the second plate (400).

2. The slip-on and slip-off type connection assembly as set forth in claim 1, wherein the guide bar (220) includes a thin bar (221) and a thick bar (222) connected, the thin bar (221) being adjacent to the inlet (215), the thin bar (221) having a width less than or equal to a width of the guide groove (120), the thick bar (222) having a width greater than the guide groove (120).

3. The assembly of claim 2, wherein a tapered strip (223) is disposed between the thin strip (221) and the thick strip (222), a small end of the tapered strip (223) is connected to the thin strip (221), and a large end of the tapered strip (223) is connected to the thick strip (222).

4. The assembly and disassembly sliding connection assembly according to claim 1, wherein two opposite side walls of the groove (210) are respectively provided with a trapezoid clamping strip (212) along the length direction of the groove, clamping grooves (211) are formed between the bottom walls of the trapezoid clamping strips (212) and the lower side walls and the bottom walls of the groove (210), the clamping parts (111) are trapezoid clamping blocks, and the two clamping parts (111) are propped against and spread under the guide strips (220) to be clamped with the bottom walls of the trapezoid clamping blocks and/or the lower side walls of the groove (210).

5. The sliding detachable connection assembly according to any one of claims 1 to 4, wherein the inlet (215) is tapered, the larger end of the inlet (215) faces outward, the smaller end of the inlet (215) faces toward the recess (210), the engaging piece (110) is tapered, and the smaller end of the engaging piece (110) faces away from the connection member (100).

6. The assembly and disassembly connection assembly according to any one of claims 1-4, wherein the side wall of the connection piece (100) near the first connection part (130) is provided with at least one first forced disassembly groove (140), and the side wall of the connection seat (200) near the notch of the groove (210) is provided with at least one second forced disassembly groove (240).

7. The assembly and disassembly sliding connection according to any one of claims 1 to 4, wherein the first connection portion (130) is a trapezoidal thread and the second connection portion (230) is an inverted thread.

8. The assembly and disassembly sliding connection unit according to any one of claims 1 to 4, wherein at least one positioning column (250) is provided on an outer wall of one end of the connection base (200), and the positioning column (250) is used for preventing the connection base (200) from being reversely assembled.

9. The assembly and disassembly connection assembly according to any one of claims 1-4, wherein the opposite ends of the connection base (200) are provided with notches (260).

10. The connecting structure is characterized by comprising a first plate (300), a second plate (400) and the sliding detachable connecting assembly according to any one of claims 1-9, wherein the first plate (300) is provided with a first connecting groove (310), the first connecting part (130) is clamped with the first connecting groove (310), the second plate (400) is provided with a containing groove (410) for containing the connecting seat (200), the containing groove (410) is provided with a second connecting groove (411), and the second connecting part (230) is clamped with the second connecting groove (411).