CN111779740A - Fastener for internally-connected square tubes - Google Patents

Abstract

The invention relates to the technical field of buckling parts, and discloses an internally-connected square pipe buckling part which comprises a first square pipe, wherein a first limiting groove and a first mounting groove are respectively formed in the first square pipe, a buckling part is movably mounted on the right side of the first square pipe, a bolt and a connecting piece on the left side of the buckling part are plugged into the first mounting groove, a first limiting plunger is plugged into the first limiting groove, a tool is used for screwing the bolt, a second square pipe is sleeved on the outer side of the buckling part, when the second square pipe is mounted on the outer side of the buckling part, the second square pipe firstly compresses a marble, the limiting spring is compressed through a limiting plate when the marble is compressed, the limiting spring loses pressure after the marble is overlapped with a second limiting hole, the marble is driven by the limiting plate to enter the inner part of the second limiting hole, and therefore, the first square pipe and the second square pipe can be connected through the buckling part, but also the connection is stable.

Description

Fastener for internally-connected square tubes

Technical Field

The invention relates to the technical field of fasteners, in particular to a fastener for internally connecting square tubes.

Background

The fastener generally refers to the intermediate junction part of connecting two components, generally is used for the construction more and uses, and the square pipe connected mode that circulates in the market at present mainly uses the inserted bar to connect, but this kind of connected mode has some shortcomings, and the inserted bar connection equipment is lax not compact for example, and this is very dangerous to the stand, makes rocking of stand advantage of large, and this kind of connected mode is very loaded down with trivial details in addition, is unfavorable for the construction operation.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the fastening piece for the internally-connected square tube, which has the advantages of simple connection operation and stable connection and solves the problem of unstable connection mode of the existing fastening piece.

(II) technical scheme

In order to realize the purposes of simple connection operation and stable connection, the invention provides the following technical scheme: the buckling part comprises a first square pipe, wherein a first limiting groove and a first mounting groove are respectively formed in the first square pipe, a buckling part is movably mounted on the right side of the first square pipe, a first limiting post is fixedly mounted on the left side of the buckling part, a first mounting block is fixedly mounted in the buckling part, a bolt is connected to the inner thread of the first mounting block, a connecting piece is connected to the outer thread of the bolt, a fixing block is fixedly mounted in the buckling part, a second mounting groove is formed in the fixing block, a limiting spring is fixedly mounted in the second mounting groove, a limiting plate is fixedly mounted at the top of the limiting spring, second limiting posts are fixedly mounted on the outer side of the limiting plate at equal intervals, marbles are fixedly mounted at the top of the limiting plate, and a second square pipe is clamped on the outer side of the buckling part, and a second limiting hole is formed in the second square pipe.

Preferably, the first limiting groove is movably connected with a first limiting column.

Preferably, the second square pipe is movably connected with the first square pipe through a fastener.

Preferably, a connecting piece is movably mounted in the first mounting groove.

Preferably, the inside of the second limiting hole is movably provided with a marble.

Preferably, the inner diameter of the second mounting groove is narrow at the top and wide at the bottom.

(III) advantageous effects

Compared with the prior art, the invention provides the fastening piece for the internally-connected square tube, which has the following beneficial effects:

1. this inside connecting piece side pipe buckle spare, through the inside of inserting into first mounting groove with the left bolt of buckle spare and connecting piece stopper, and with the inside of first spacing stopper entering first spacing groove of first spacing plunger, use tools screws up the bolt, manage the cover in the outside of buckle spare with second side again, manage when installing in the buckle spare outside second side, second side pipe at first can compress the marble, can compress spacing spring through the limiting plate when the marble receives the compression, after the marble coincides with the spacing hole of second, spacing spring loses pressure, can drive the inside that the marble got into the spacing hole of second through the limiting plate, first side pipe will be connected through buckle spare with second side between the pipe like this, and it is stable still to connect.

2. This inside connecting side's pipe buckle spare through when being connected first side's pipe and second side's pipe, at first fills in the inside of first mounting groove and first spacing groove respectively with bolt and first spacing post, and the pipe suit is managed on the surface of buckle spare again with second side, and first side is managed and is connected successfully between the pipe like this to connection easy operation's effect has been reached.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a left side view of the first square tube of the present invention;

FIG. 3 is a front view of the fastener of the present invention;

FIG. 4 is a right side view of the latch of the present invention;

FIG. 5 is an enlarged view taken at A of FIG. 4 in accordance with the present invention;

fig. 6 is a top view of the fixing block of the present invention.

In the figure: 1-a first square pipe, 2-a second square pipe, 3-a marble, 4-a first limiting groove, 5-a first mounting groove, 6-a first limiting column, 7-a bolt, 8-a connecting piece, 9-a first mounting block, 10-a fixing block, 11-a limiting spring, 12-a limiting plate, 13-a second mounting groove, 14-a second limiting column, 15-a buckle piece and 16-a second limiting hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, the internally-connected square pipe buckling member includes a first square pipe 1, a first limiting groove 4 and a first mounting groove 5 are respectively formed in the first square pipe 1, a buckling member 15 is movably mounted on the right side of the first square pipe 1, a first limiting post 6 is fixedly mounted on the left side of the buckling member 15, a first mounting block 9 is fixedly mounted in the buckling member 15, a bolt 7 is connected to the inner thread of the first mounting block 9, a connecting member 8 is connected to the outer thread of the bolt 7, a fixing block 10 is fixedly mounted in the buckling member 15, a second mounting groove 13 is formed in the fixing block 10, a limiting spring 11 is fixedly mounted in the second mounting groove 13, a limiting plate 12 is fixedly mounted on the top of the limiting spring 11, second limiting posts 14 are fixedly mounted on the outer side of the limiting plate 12 at equal intervals, an elastic ball 3 is fixedly mounted on the top of the limiting plate 12, a second square pipe 2 is clamped on, the second square pipe 2 is provided with a second limiting hole 16 inside.

In this embodiment, preferably, the first limiting column 6 is movably connected inside the first limiting groove 4, so that the buckling piece 15 can be prevented from shaking when the buckling piece 15 is connected with the first square tube 1.

In this embodiment, preferably, the second square pipe 2 is movably connected to the first square pipe 1 by a fastener 15, so as to ensure that the first square pipe 1 and the second square pipe 2 can be connected to each other.

In this embodiment, preferably, the connecting member 8 is movably installed in the first installation groove 5, so that the first square pipe 1 and the fastener 15 can be fixedly connected.

In this embodiment, preferably, the marble 3 is movably installed in the second limiting hole 16, so that the second square pipe 2 cannot move when the second square pipe 2 is connected with the fastener 15.

In this embodiment, it is preferable that the inner diameter of the second mounting groove 13 is narrow at the top and wide at the bottom, which can prevent the spacing plate 12 from being separated from the inner part of the second mounting groove 13, and ensure that the marble 3 can limit the movement of the second square pipe 2.

The working principle and the using process of the invention are as follows: when needing to be connected between first side pipe 1 and the second side pipe 2, at first with the inside of the left bolt 7 of fastener 15 and 8 stopper income first mounting groove 5 of connecting piece, and with the inside of first spacing groove 4 of stopper income first spacing post 6, use the instrument to screw up bolt 7, again with second side pipe 2 cover in the outside of fastener 15, when second side pipe 2 installs in the fastener 15 outside, second side pipe 2 at first can compress marble 3, can compress spacing spring 11 through limiting plate 12 when marble 3 receives the compression, after marble 3 and the 16 coincidence of the spacing hole of second, spacing spring 11 loses pressure, can drive marble 3 through limiting plate 12 and get into the inside of the spacing hole 16 of second, be connected through fastener 15 between first side pipe 1 and the second side pipe 2 like this, and still connect stably.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. Interior connection side's pipe buckle spare, including first side's pipe (1), its characterized in that: a first limiting groove (4) and a first mounting groove (5) are respectively formed in the first square pipe (1), a buckle piece (15) is movably mounted on the right side of the first square pipe (1), a first limiting column (6) is fixedly mounted on the left side of the buckle piece (15), a first mounting block (9) is fixedly mounted in the buckle piece (15), a bolt (7) is connected to the inner portion of the first mounting block (9) in a threaded manner, a connecting piece (8) is connected to the outer side of the bolt (7) in a threaded manner, a fixing block (10) is fixedly mounted in the buckle piece (15), a second mounting groove (13) is formed in the fixing block (10), a limiting spring (11) is fixedly mounted in the second mounting groove (13), a limiting plate (12) is fixedly mounted at the top of the limiting spring (11), and second limiting columns (14) are fixedly mounted in the outer side of the limiting plate (12) at equal intervals, the top fixed mounting of limiting plate (12) has marble (3), the outside joint of buckle spare (15) has second side pipe (2), second spacing hole (16) have been seted up to the inside of second side pipe (2).

2. The female square tube fastener of claim 1, wherein: the inside swing joint of first spacing groove (4) has first spacing post (6).

3. The female square tube fastener of claim 1, wherein: the second square pipe (2) is movably connected with the first square pipe (1) through a fastener (15).

4. The female square tube fastener of claim 1, wherein: and a connecting piece (8) is movably arranged in the first mounting groove (5).

5. The female square tube fastener of claim 1, wherein: the inside movable mounting of second spacing hole (16) has marble (3).

6. The female square tube fastener of claim 1, wherein: the inner diameter of the second mounting groove (13) presents a state of being narrow at the top and wide at the bottom.

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