Display rack with corner connecting pieces

Abstract

The utility model discloses a display rack with corner connecting pieces, and relates to the technical field of display rack installation. The device comprises a base, a first longitudinal connecting rod vertically arranged at the upper end of a second transverse connecting rod, a first transverse connecting rod vertically arranged at the upper end of the first longitudinal connecting rod, and a second longitudinal connecting rod vertically arranged at the upper end of the first transverse connecting rod, and further comprises rotating mechanisms arranged at the two ends of the first transverse connecting rod, fixed sleeves are arranged at two ends of the second longitudinal connecting rod; right-angle sleeves sleeve one end of the first longitudinal connecting rod and one end of the second transverse connecting rod; the connecting balls at the upper ends of the connecting blocks are connected to the sliding rails in a sliding mode, the connecting balls are moved into the circular notches, the circular notches limit the connecting balls, and therefore the display rack is unfolded, the first clamping grooves are formed in the outer walls of the two ends of the second longitudinal connecting rods and connected with the first fixing clamping blocks in a clamped mode, and the springs are arranged in the fixing sleeves. And quick mounting and dismounting can be performed by screwing the second longitudinal connecting rod.

Description

TECHNICAL FIELD

[0001] The utility model belongs to exhibition stand installation technical field, especially, it is a kind of exhibition stand with corner connecting piece. BACKGROUND

[0002] With the development of society, in the occasion such as meeting, exhibition, display, flexible, quick erection exhibition stand is more and more loved by people.

[0003] The existing exhibition stand, when erecting exhibition frame, structure is more complicated, need to use multiple bolts to connect, like this can cause on-site erection time-consuming and laborious, efficiency is not high, because the bolt of multiple specifications used, easy to cause loss or confusion when using, affect repeated use. CONTENT OF THE UTILITY MODEL

[0004] In view of the above-mentioned shortcomings of prior art, the utility model provides a kind of exhibition stand with corner connecting piece, can effectively solve the problems of prior art.

[0005] To solve the above technical problems, the utility model is realized by the following technical solutions:

[0006] The utility model is a kind of exhibition stand with corner connecting piece, including base, square notch in base middle part, second horizontal connecting rod movably connected in square notch, first longitudinal connecting rod is vertically provided on the upper end of second horizontal connecting rod, first horizontal connecting rod is vertically provided on the upper end of first longitudinal connecting rod, and second longitudinal connecting rod is vertically provided on the upper end of first horizontal connecting rod, further including: rotating mechanism is provided on the outer wall of the two ends of first horizontal connecting rod, fixed sleeve is provided on the outer wall of the two ends of second longitudinal connecting rod, and right-angle sleeve is provided on the one end of first longitudinal connecting rod and the one end of second horizontal connecting rod.

[0007] Further, the rotating mechanism includes cylindrical sleeve, sliding rail, connecting block, connecting ball and circular notch, the cylindrical sleeve is sleeved on the outer wall of the two ends of first horizontal connecting rod, the sliding rail is opened in the central position of the outer wall of cylindrical sleeve, the connecting block is fixedly connected to the bottom end of fixed sleeve, the connecting ball is fixedly connected to the other end of connecting block, the circular notch is opened in the inside two ends of sliding rail, and the connecting ball can be slidably connected in the circular notch.

[0008] Further, the first clamping groove is opened in the side end of second longitudinal connecting rod, and the cross section of first clamping groove is "U" shaped structure, the inner wall of fixed sleeve is fixedly connected with first fixed clamping block, and first fixed clamping block is connected with the U-shaped port of first clamping groove, the bottom end inside of fixed sleeve is fixedly connected with spring, and the other end of spring is in contact with the end face of second longitudinal connecting rod.

[0009] Further, the first longitudinal connecting rod and one end of the second transverse connecting rod are provided with a second clamping groove, and a second fixed clamping block is clamped in the second clamping groove.

[0010] Further, the connecting column penetrates the upper end surface of the right-angle sleeve and is slidingly clamped in the middle part of the right-angle sleeve, the upper end of the connecting column is provided with a boss, and the outer surface of the boss is uniformly provided with bolts which penetrate the boss and are connected with the right-angle sleeve.

[0011] The utility model has the advantages of the following beneficial effects:

[0012] The connecting ball on the upper end of the connecting block is slidingly connected with the slide rail, the connecting ball is moved into the circular notch, the circular notch limits the connecting ball, the display stand is unfolded, the installation efficiency is greatly improved, the outer wall of the two ends of the second longitudinal connecting rod is provided with a first clamping groove and a first fixed clamping block, a spring is arranged in the fixed sleeve, the second longitudinal connecting rod can be quickly installed and disassembled by screwing. BRIEF DESCRIPTION OF DRAWINGS

[0013] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the following will briefly introduce the drawings needed to be used in the embodiment description, obviously, the drawings in the following description are only some embodiments of the utility model, and for the ordinary skilled in the art, other drawings can also be obtained according to these drawings without creative labor.

[0014] Figure 1 It is a base schematic view of the utility model;

[0015] Figure 2 It is a base schematic view of the utility model;

[0016] Figure 3 It is a sleeve structure schematic view of the utility model;

[0017] Figure 4 It is a display stand corner connecting piece sectional view schematic view of the utility model;

[0018] Figure 5 It is a display stand corner connecting piece schematic view of the utility model.

[0019] The components represented by the numbers in the drawings are listed as follows: 1, base; 2, first longitudinal connecting rod; 3, first transverse connecting rod; 4, second longitudinal connecting rod; 5, second transverse connecting rod; 6, cylindrical sleeve; 7, sliding rail; 8, first clamping groove; 9, first fixed clamping block; 10, fixed sleeve; 11, spring; 12, connecting block; 13, connecting ball; 14, second clamping groove; 15, second fixed clamping block; 16, connecting column; 17, right-angle sleeve; 18, bolt; 19, circular notch; 20, square notch. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model.

[0021] Please refer to Figures 1-5 The utility model discloses a kind of exhibition stands with corner connectors, including base 1, square notch 20 in the middle of base 1, second transverse connecting rod 5 is movably connected in square notch 20, square notch 20 is connected with second transverse connecting rod 5, to fix the exhibition stand, and then place, the upper end of second transverse connecting rod 5 is vertically provided with first longitudinal connecting rod 2, the upper end of first longitudinal connecting rod 2 is vertically provided with first transverse connecting rod 3, the upper end of first transverse connecting rod 3 is vertically provided with second longitudinal connecting rod 4, further comprising: rotating mechanism is arranged on the outer wall of the two ends of first transverse connecting rod 3, fixed sleeve 10 is arranged on the outer wall of the two ends of second longitudinal connecting rod 4, and one end of first longitudinal connecting rod 2 and one end of second transverse connecting rod 5 are provided with right-angle sleeve 17.

[0022] Rotating mechanism includes cylindrical sleeve 6, sliding rail 7, connecting block 12, connecting ball 13 and circular notch 19, cylindrical sleeve 6 is arranged on the outer wall of the two ends of first transverse connecting rod 3, sliding rail 7 is arranged on the outer wall of cylindrical sleeve 6, connecting block 12 is fixedly connected to the bottom end of fixed sleeve 10, connecting ball 13 is fixedly connected to the other end of connecting block 12, and circular notch 19 is arranged in the two ends of the inside of sliding rail 7, cylindrical sleeve 6 is hollow cylindrical, which is convenient for connecting first transverse connecting rod 3 and arranging sliding rail 7, since sliding rail 7 is arc-shaped, connecting block 12 can be adjusted along sliding rail 7, when reaching the specified position, connecting ball 13 at one end of connecting block 12 can be slidably clamped in the inside of circular notch 19, so that the position of connecting block 12 can be limited to avoid rotation after connection.

[0023] The first clamping groove 8 is provided with a first fixed clamping block 9, and the first fixed clamping block 9 is in the form of a square, and the first fixed clamping block 9 is connected to the first clamping groove 8 in a sliding manner by rotating the second longitudinal connecting rod 4 in a clockwise direction, and when the first fixed clamping block 9 is moved to the top of the first clamping groove 8, the first clamping groove 8 limits the first fixed clamping block 9, thereby fixing the second longitudinal connecting rod 4.

[0024] The first longitudinal connecting rod 2 and the one end of the second transverse connecting rod 5 are both provided with a second clamping groove 14, and the second clamping groove 14 is internally provided with a second fixed clamping block 15, and the second fixed clamping block 15 is fixedly connected with a connecting column 16, and the second clamping groove 14 and the second fixed clamping block 15 are in the form of an L shape, and the second clamping groove 14 is larger than the second fixed clamping block 15, thereby facilitating the second fixed clamping block 15 to be clamped in the second clamping groove 14.

[0025] The one end of the first longitudinal connecting rod 2 and the one end of the second transverse connecting rod 5 are both provided with a right-angle sleeve 17, and the connecting column 16 penetrates through the upper end surface of the right-angle sleeve 17 and is slidingly clamped in the middle portion of the right-angle sleeve 17, and the upper end of the connecting column 16 is provided with a boss, and the outer surface of the boss is uniformly provided with a bolt 18, and the bolt 18 penetrates through the boss and is connected with the right-angle sleeve 17, and the bolt 18 fixes the connecting column 16 in the right-angle sleeve 17, thereby avoiding the loosening of the first longitudinal connecting rod 2 and the second transverse connecting rod 5.

[0026] Working principle: firstly, the one end of the first longitudinal connecting rod 2 is inserted into the fixed sleeve 10, and the first fixed clamping block 9 is clamped in the first clamping groove 8 by rotating the first longitudinal connecting rod 2, secondly, the other end of the first longitudinal connecting rod 2 and the one end of the second transverse connecting rod 5 are inserted into the right-angle sleeve 17, and the second fixed clamping block 15 is clamped in the second clamping groove 14 by the connecting column 16, and then the connecting column 16 and the right-angle sleeve 17 are connected by the bolt 18, and then the two ends of the first transverse connecting rod 3 are inserted into the cylindrical sleeve 6, and the connecting ball 13 at the upper end of the connecting block 12 is connected in the sliding rail 7, and the two ends of the second longitudinal connecting rod 4 are inserted into the fixed sleeve 10, and then the first fixed clamping block 9 and the first clamping groove 8 are clamped, and finally the display stand is inserted into the base 1 provided with a notch, and when the display stand is folded, the connecting ball 13 is slid in the sliding rail 7 to fold the display stand.

[0027] The above are only preferred embodiments of the present application, and do not limit the present application, any modification to the technical solutions described in the foregoing embodiments, equivalent replacement of part of the technical features, any modification, equivalent replacement, improvement made, all belong to the protection scope of the present application.

Claims

1. A display stand with a corner connector, comprising a base (1), a square notch (20) formed in the middle of the base (1), a second transverse connecting rod (5) movably connected in the square notch (20), a first longitudinal connecting rod (2) vertically arranged at the upper end of the second transverse connecting rod (5), a first transverse connecting rod (3) vertically arranged at the upper end of the first longitudinal connecting rod (2), and a second longitudinal connecting rod (4) vertically arranged at the upper end of the first transverse connecting rod (3), characterized in that, Also includes: The outer wall sleeve of both ends of the first transverse connecting rod (3) is provided with a rotating mechanism, the outer wall sleeve of both ends of the second longitudinal connecting rod (4) is provided with a fixed sleeve (10), one end of the first longitudinal connecting rod (2) and one end of the second transverse connecting rod (5) are provided with a right-angle sleeve (17).

2. A display rack having a corner connector as defined in claim 1, wherein, The rotating mechanism comprises a cylindrical sleeve (6), a sliding rail (7), a connecting block (12), a connecting ball (13) and a circular notch (19), the cylindrical sleeve (6) is sleeved on the outer wall of both ends of the first transverse connecting rod (3), the sliding rail (7) is arranged in the central position of the outer wall of the cylindrical sleeve (6), the connecting block (12) is fixedly connected to the bottom end of the fixed sleeve (10), the connecting ball (13) is fixedly connected to the other end of the connecting block (12), the circular notch (19) is arranged in the inner ends of the sliding rail (7), and the connecting ball (13) is slidably connected in the circular notch (19).

3. A display rack having a corner connector as defined in claim 1, wherein, The side end of the second longitudinal connecting rod (4) is provided with a first clamping groove (8), the cross section of the first clamping groove (8) is a "U" shaped structure, the inner wall of the fixed sleeve (10) is fixedly connected with a first fixed clamping block (9), the first fixed clamping block (9) is clamped in the U-shaped port of the first clamping groove (8), the bottom end of the fixed sleeve (10) is fixedly connected with a spring (11) on the inner side, and the other end of the spring (11) is in contact with the end face of the second longitudinal connecting rod (4).

4. A display rack having a corner connector as defined in claim 1, wherein, The first longitudinal connecting rod (2) and the second transverse connecting rod (5) are both provided with a second clamping groove (14) at one end, the second clamping groove (14) is clamped with a second fixed clamping block (15), and one end of the second fixed clamping block (15) is fixedly connected with a connecting column (16).

5. A display rack having a corner connector as defined in claim 4, wherein, The connecting column (16) penetrates the upper end face of the right-angle sleeve (17) and is slidably connected in the middle part of the right-angle sleeve (17), the upper end of the connecting column (16) is provided with a boss, the outer surface of the boss is uniformly provided with a bolt (18), and the bolt (18) penetrates the boss and is connected with the right-angle sleeve (17).

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