CN220646413U - Expansion type chute connecting structural member - Google Patents

Abstract

The utility model provides an expansion type chute connecting structural member, which relates to the technical field of aluminum alloy furniture and comprises a shell, wherein the shell is provided with a connecting position; two sides of the shell are provided with clamping components, and mounting positions for inserting the forcing pieces are reserved in the clamping components; when the tightening piece is not inserted into the mounting position, the clamping component is positioned in the horizontal projection area of the shell; when the packing piece is inserted into the installation position, the clamping assembly expands and is exposed out of the horizontal projection area of the shell. The utility model has the advantages that after the expansion type chute connecting structural part is placed in the mounting groove of the profile plate (the size of the mounting groove is matched with the size and shape of the shell), the tightening piece is inserted into the mounting position of the clamping component, and the clamping component expands to protrude out of the shell, so that the clamping is limited in the mounting groove of the profile plate, the operation is convenient, and the shell is not easy to fall off; the outer surface of the shell is smooth, and scratches are not easily caused to hands.

Description

Expansion type chute connecting structural member

Technical Field

The utility model relates to the technical field of aluminum alloy furniture, in particular to an expansion type chute connecting structural member.

Background

Modern society family life material is more and more abundant, every family house fitment, the aluminium alloy furniture fire prevention dampproofing and moth proofing that requires higher and higher to whole house customization furniture, healthy zero formaldehyde, recoverable, advantages such as green obtains market approval, become important new substrate in the novel whole house customization furniture panel, extensively be used for whole house self-contained furniture customization, in view of present aluminium alloy furniture structural installation, there is the connection unreasonable between longitudinal plate and the diaphragm, the connecting piece has the screw hole to expose and influence pleasing to the eye on the diaphragm, and need fix with lamb screw etc. complex operation, current mounting means is fixed singlely, can not nimble light installation.

In the prior art, the technical proposal of Chinese patent literature (patent number: CN214465395U, patent name: a sliding-plug type vertical connecting structural member) discloses that a connecting piece main body is arranged on the vertical connecting structural member, an arc-shaped elastic plate with sharp teeth at the outer end is arranged at the rear part of the connecting piece main body, a mounting notch is arranged at the front part of the connecting piece main body, a hanging head mounting groove is arranged in the mounting notch, a convex hanging edge is arranged at the outer side of the hanging head mounting groove, the hanging edge is U-shaped, and the inner side surface of the hanging edge is an inclined plane with high head end and low tail end. "

The patent literature describes that the connecting structural member is fixed in a way that the structural member is arranged in a groove cavity at the side face of the connecting part of the cross plate section bar, the rear part of the connecting member main body is positioned in the groove hole, and sharp teeth on the arc-shaped elastic plate are clamped on the inner wall of the side face of the groove hole cavity on the cross plate section bar, so that the connecting and positioning of the structural member and the cross plate are realized. Firstly, however, the manner of realizing the locking by only the sharp teeth on the arc-shaped elastic plate is not very firm and the loosening is easy to occur; secondly, from the aspect of safety analysis, the sharp teeth on the arc-shaped elastic plate are easy to stab or scratch the human hand in the assembly of the connecting structural member and the operation of mounting the connecting structural member on the transverse plate, so that potential safety hazards exist.

Based on this, there is a need to develop a new type of chute connection structure to overcome the above-mentioned drawbacks.

Disclosure of Invention

The utility model overcomes the defects in the prior art and provides an expansion type chute connecting structural member which can overcome the defects in the prior art mentioned in the background art.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

an expansion chute connecting structure comprises a shell, wherein the shell is provided with a connecting position; two sides of the shell are provided with clamping components, and mounting positions for inserting the forcing pieces are reserved in the clamping components; when the tightening piece is not inserted into the mounting position, the clamping component is positioned in the horizontal projection area of the shell; when the packing piece is inserted into the installation position, the clamping assembly expands and is exposed out of the horizontal projection area of the shell.

Further, the clamping assembly comprises a base and a plurality of 'letter-shaped' outward expansion heads, wherein the number of the outward expansion heads is two and symmetrically arranged; the lower end of the outer expanding head is connected with the base; the mounting position is positioned between the two flaring heads.

Further, the tightening piece is a screw, and the inner side surface of the flaring head is provided with a concave cambered surface matched with the shape of the screw.

Further, an inclined guide surface is provided above the concave cambered surface.

Further, the connecting position comprises an inclined surface with a high head end and a low tail end, and a narrowing clamping groove.

Still further, the shell has been seted up and has been put the position, the card is fixed subassembly embedding and is assembled and put the position.

Still further, the connection bit is one or two; when the number of the connecting positions is two, the two connecting positions are symmetrically arranged on the shell.

Still further, the housing is provided with a through hole corresponding to the mounting position.

Compared with the prior art, the utility model has the beneficial effects that:

after the expansion type chute connecting structural member is placed in the mounting groove of the profile plate (the size of the mounting groove is matched with the size and shape of the shell), the tightening piece is inserted into the mounting position of the clamping assembly, and the clamping assembly expands to protrude out of the shell, so that the clamping connection is limited in the mounting groove of the profile plate, the operation is convenient, and the profile plate is not easy to fall off; the outer surface of the shell is smooth, and scratches are not easily caused to hands.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification, in which:

FIG. 1 is a perspective view of a chute connector, with one number of connection sites;

FIG. 2 is an exploded view of the chute connector;

FIG. 3 is a perspective view of a detent assembly;

FIG. 4 is a perspective view of another construction of a chute connector, with two connection locations;

FIG. 5 is a second perspective view of another construction of a chute connector, with two connecting bits;

FIG. 6 is a perspective view of a detent assembly employed with the chute attachment of FIGS. 4 and 5;

fig. 7 is a schematic structural view of a profiled sheet.

In the figure: 1. a housing; 101. a connection site; 1011. an inclined surface; 1012. narrowing the clamping groove; 102. a placement bit; 103. a through hole; 2. a clamping assembly; 201. a mounting position; 202. a base; 203. an outer expanding head; 2031. a concave cambered surface; 2032. a sloped guide surface; 3. a packing member; 4. a profile plate; 401. and a mounting groove.

Detailed Description

The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.

As shown in fig. 1 to 3 and 7, an expansion type chute connecting structure is matched with a slide fastener connecting structure, the expansion type chute connecting structure is fixed on one section plate 4, the slide fastener connecting structure is fixed on the other section plate 4, the expansion type chute connecting structure comprises a shell 1, the shell 1 is provided with a connecting position 101, the connecting position 101 is used for inserting and connecting a hanging head of the slide fastener connecting structure (the structure of the hanging head is similar to that of a screw head), and thus two section plates 4 are mutually and vertically installed.

The connection site 101 includes an inclined surface 1011 with a high head end and a low tail end and a narrowed neck 1012; when the hanging head of the connecting structural member of the slide fastener is assembled, the hanging head slides along the inclined surface 1011 and finally is locked in the narrowing clamping groove 1012.

Specifically, two sides of the shell 1 are provided with clamping components 2, and mounting positions 201 for inserting the packing 3 are reserved in the clamping components 2; when the packing 3 is not inserted into the mounting position 201, the clamping assembly 2 is positioned in the horizontal projection area of the shell 1; when the packing 3 is inserted into the mounting position 201, the locking assembly 2 expands and is exposed out of the horizontal projection area of the housing 1.

That is, as shown in fig. 7, the installation groove 401 is made in advance in the profile plate 4, the expansion type chute connection structure is put into the installation groove 401, then the tightening member 3 is driven into the installation position 201, and the locking component 2 expands to protrude out of the housing 1, so that the locking is limited in the installation groove 401 of the profile plate 4, the operation is convenient, and the falling off is not easy.

The profile plate 4 is made of an aluminum alloy material, the opening size of the mounting groove 401 is matched with the size of the shell 1, and the part, corresponding to the mounting groove 401, of the middle part of the profile plate 4 is hollow, so that a space is provided for the locking assembly 2 to expand outwards.

The clamping assembly 2 comprises a base 202 and 7-shaped outer expanding heads 203, wherein the number of the outer expanding heads 203 is two and symmetrically arranged; the lower end of the outer expansion head 203 is connected with the base 202; the mounting location 201 is located between two outer expansion heads 203; as seen in fig. 2 and 3, the tightening member 3 is a screw, and driving the screw into the mounting position 201 causes the two expansion heads 203 to swing outward.

The inner side surface of the outer expansion head 203 is provided with a concave arc surface 2031 matched with the shape of the screw, so that the screw can be driven downwards along the space formed by inclusion of the concave arc surfaces 2031 of the two outer expansion heads 203; an inclined guide surface 2032 is arranged above the concave arc surfaces 2031, and when a screw is inserted and driven in, the tip of the screw can be aligned along the inclined guide surface 2032 to the position between the concave arc surfaces 2031 of the two outer expansion heads 203, and the inclined guide surface 2032 achieves a certain guide effect.

The housing 1 is provided with a through hole 103, the through hole 103 corresponds to the mounting position 201, and the packing 3 is inserted into the mounting position 201 through the through hole 103.

The housing 1 is provided with a placement position 102, and the clamping assembly 2 is embedded and assembled in the placement position 102.

The connection bits 101 are one or two; as shown in fig. 1 to 3, the connecting position 101 of the expansion type chute connecting structure is one, and when the expansion type chute connecting structure is fixed on one section plate 4, the slide buckle connecting structure is fixed on the other section plate 4, so that the two mutually perpendicular T-shaped fixing can be realized.

As shown in fig. 4 to 6, the number of the connecting positions 101 of the expansion chute connecting structure is two, when the number of the connecting positions 101 is two, the two connecting positions 101 are symmetrically arranged on the shell 1, and at this time, the mounting grooves on the profile plate for mounting the expansion chute connecting structure are through; when the expansion type chute connecting structural member is fixed to the mounting groove, the slide buckle connecting structural member is mounted on the other two section plates, so that the other two section plates can be fixed in a cross shape with the section plates mounted with the expansion type chute connecting structural member.

Finally, it should be noted that: although the present utility model has been described in detail with reference to the embodiments, it should be understood that the utility model is not limited to the preferred embodiments, but is capable of modification and equivalents to some of the features described in the foregoing embodiments, but is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims (8)

1. An expansion chute connecting structure is characterized by comprising a shell (1), wherein the shell (1) is provided with a connecting position (101); two sides of the shell (1) are provided with clamping components (2), and mounting positions (201) for inserting the tightening members (3) are reserved in the clamping components (2); when the packing (3) is not inserted into the mounting position (201), the clamping assembly (2) is positioned in the horizontal projection area of the shell (1); when the packing (3) is inserted into the mounting position (201), the clamping assembly (2) expands and is exposed out of the horizontal projection area of the shell (1).

2. The expansion chute connecting structure according to claim 1, wherein the locking assembly (2) comprises a base (202) and 7-shaped expanding heads (203), and the number of the expanding heads (203) is two and symmetrically arranged; the lower end of the outer expansion head (203) is connected with the base (202); the mounting position (201) is located between two of the flaring heads (203).

3. An expansion chute connection structure as claimed in claim 2, wherein the tightening member (3) is a screw, and the inner side surface of the flaring head (203) is provided with a concave arc surface (2031) matching the shape of the screw.

4. An expansion chute connection structure as claimed in claim 3, characterized in that an inclined guiding surface (2032) is provided above said concave arc surface (2031).

5. An expansion chute connection structure as claimed in claim 1, wherein said connection location (101) comprises an inclined surface (1011) with a high head end and a low tail end and a narrowed neck (1012).

6. An expansion chute connection structure as claimed in any one of claims 1 to 5, wherein said housing (1) is provided with a placement site (102), said locking assembly (2) being fitted embedded in said placement site (102).

7. An expansion chute connection structure as claimed in claim 1, wherein said connection location (101) is one or two; when the number of the connecting positions (101) is two, the two connecting positions (101) are symmetrically arranged on the shell (1).

8. An expansion chute connection structure according to claim 1, characterized in that the housing (1) is provided with a through hole (103), which through hole (103) corresponds to the mounting location (201).