Quick locking mechanism for profile exhibition appliance

Abstract

The utility model discloses a quick locking mechanism for a profile exhibition appliance, which comprises a connecting piece, one end of the connecting piece is provided with a first inserting end, the other end of the connecting piece is provided with a second inserting end, the inner side wall of the first inserting end and / or the inner side wall of the second inserting end are / is provided with locking holes, and a first profile is provided with a first cavity for the first inserting end to be inserted in. The second section bar is provided with a second cavity allowing the second inserting end to be inserted therein, and an inserting hole communicated with the first cavity or the second cavity is formed in the inner side wall of the first section bar or the second section bar. The wrench assembly comprises a fixing base, a wrench and a rotating shaft, the fixing base is fixed to the outer wall of the inner side of the first sectional material and / or the second sectional material, one end of the wrench is rotationally connected to the fixing base through the rotating shaft, and a locking block is arranged at the other end of the wrench; locking blocks on the wrench assembly penetrate through the inserting holes to be embedded into the corresponding locking holes to fixedly lock the first sectional material or the second sectional material and the connecting piece. The structure design is reasonable, operation is easy and efficient, no tool is needed, pressing is labor-saving, and it is ensured that the overall stability of the exhibition appliance is good.

Description

Technical Field

[0001] The utility model relates to the technical field of exhibition equipment, in particular to a quick locking mechanism for profile exhibition equipment. Background Art

[0002] Display racks are widely used in conferences, exhibitions, commercial space displays and other places. Display racks in the prior art include profile displays and curtains of frame structures. The curtains are mostly printed products, and the edges of the curtains are embedded and fixed in the annular embedding grooves of the profile displays. At present, most common profile displays are composed of several profile side panels fixed and spliced ​​by means of screws, buckles, knobs, etc. The overall splicing and installation process is time-consuming, labor-intensive, and inefficient. In addition, the tightness of the assembly between the side panels and the splicing gaps between the side panels are greatly affected by human factors, making it difficult to ensure the overall stability of the assembled profile displays. To this end, the utility model proposes a quick locking mechanism for profile displays with a novel structure, in order to solve the above-mentioned technical problems. Summary of the invention

[0003] The purpose of the utility model is to overcome the defects in the prior art and provide a quick locking mechanism for profile display equipment. One of the insertion ends 1 or 2 of the connector can be pre-fixed and installed on the end of one of the profiles 1 or 2 to form a pre-installed assembly. When assembling the display equipment, the other end of the profile 1 or 2 is fixedly locked on the other of the insertion ends 1 or 2 of the connector through the wrench assembly. The operation is simple and efficient, no tools are required, and pressing is labor-saving. The profile 1, the profile 2 and the connector have good adaptability and good connection structure stability, thereby ensuring the overall stability of the display equipment.

[0004] To achieve the above-mentioned purpose, the technical solution of the utility model is to design a quick locking mechanism for a profile display, including a connecting piece, a wrench assembly, a profile 1 and a profile 2, wherein the connecting piece is provided with a plug-in end 1 at one end and a plug-in end 2 at the other end, a locking hole is provided on the inner side wall of the plug-in end 1 and / or the inner side wall of the plug-in end 2, a cavity 1 is provided on the profile 1 for inserting the plug-in end 1, a cavity 2 is provided on the profile 2 for inserting the plug-in end 2, a plug-in hole communicating with the cavity 1 is provided on the inner side wall of the profile 1 and / or a plug-in hole communicating with the cavity 2 is provided on the inner side wall of the profile 2;

[0005] The wrench assembly includes a fixing seat, a wrench and a rotating shaft. The fixing seat is fixed on the inner outer wall of profile one and / or profile two and corresponds to the position of the plug-in hole. One end of the wrench is rotatably connected to the fixing seat through a rotating shaft, and the other end is provided with a locking block facing profile one or profile two. When profile one and profile two are plug-connected through a connecting piece, the locking block on the wrench assembly passes through the plug-in hole on profile one or profile two and is embedded in the corresponding locking hole to fix and lock profile one or profile two to the connecting piece.

[0006] The quick locking mechanism for the profile display of the utility model can be pre-fixed and installed on one end of the profile one or the profile two at one end to form a pre-installed assembly, so that when assembling the display, the other end of the profile one or the profile two is fixedly locked on the other of the insertion end one or the insertion end two of the connection piece through the wrench assembly, which is simple and efficient to operate, does not require any tools and saves effort to press, and has good adaptability among the profile one, the profile two and the connection piece, and good stability of the connection structure, thereby ensuring good overall stability of the display.

[0007] The preferred technical solution is that the fixing seat and / or the wrench have a U-shaped opening, and the locking block passes through the plug-in hole on the profile 1 or the profile 2 and is embedded in the corresponding locking hole to fix and lock the profile 1 or the profile 2 with the connecting piece, and the fixing seat and the wrench enclose a lamp bead insertion hole corresponding to the lamp bead installation groove on the inner outer wall of the profile 1 or the profile 2. The wrench assembly has a lamp bead insertion hole, so that when the lamp bead is installed in the lamp bead installation groove on the inner wall of the exhibition equipment, the lamp bead can pass through the lamp bead insertion hole, so that the inner wall of the exhibition equipment profile can be arranged with lamp beads, ensuring that the overall bright effect of the curtain is good when the exhibition equipment is used.

[0008] A further preferred technical solution is that the locking hole is located on one of the plug-in end 1 and the plug-in end 2, the inner side wall of the other of the plug-in end 1 and the plug-in end 2 has a fixing screw hole 1, the inner side wall of the profile 1 or the profile 2 has a fixing hole, one of the profile 1 and the profile 2 is fixedly locked with the connector through a wrench assembly, and the other is fixedly connected with the connector through a screw that penetrates the fixing hole and the fixing screw hole 1. One of the insertion end 1 or the insertion end 2 of the connector can be pre-fixed and installed on the end of one of the profile 1 or the profile 2 by screws to form a pre-assembled component, and the fixing method is simple, ensuring the assembly efficiency of the pre-assembled component.

[0009] A further preferred technical solution is that a fixing screw hole 2 is provided on the inner wall of profile 1 or the inner wall of profile 2, and a mounting hole is provided on the fixing seat, and the fixing seat is fixed to the inner outer wall of profile 1 or profile 2 by screws passing through the mounting hole and the fixing screw hole 2.

[0010] A further preferred technical solution is that the end of the wrench away from the fixing seat is provided with a raised section bent away from the locking block. The raised section improves the convenience of holding the wrench, thereby helping to improve the convenience and efficiency of assembling the profiles into the exhibition equipment or disassembling the exhibition equipment.

[0011] A further preferred technical solution is that the plug end 1, the plug end 2, the cavity 1 and the cavity 2 are each provided with two, which is helpful to further improve the assembly adaptability and structural stability among the connector, the profile 1 and the profile 2.

[0012] A further preferred technical solution is that the plug-in end 1 and the plug-in end 2 are respectively located vertically on two end faces of the connector in mutually perpendicular directions. This structure is suitable for rapid assembly between profiles at corner positions on exhibition equipment.

[0013] A further preferred technical solution is that the plug-in end 1 and the plug-in end 2 are respectively located on a set of opposite end faces of the connector. This structure is suitable for rapid assembly between profiles at the side of the straight section of the display equipment.

[0014] A further preferred technical solution is that a cavity is further provided inside the connector, and a waist-shaped hole penetrating the cavity is provided on the inner side wall of the connector, and the inner peripheral side edge contour size of the waist-shaped hole is less than the cross-sectional outer contour size of the cavity. When the size of the display device is large, a tie rod can be arranged inside the display device to pull and connect the sides of a group of profiles, and the end of the tie rod can be set as a T-shaped block adapted to the waist-shaped hole, so that the end of the tie rod can pass through the waist-shaped hole on the connector and be clamped inside the cavity of the connector after rotating the direction, which improves the convenience and efficiency of assembling or disassembling the tie rod inside the display device.

[0015] The advantages and beneficial effects of the utility model are:

[0016] 1. The quick locking mechanism for the profile display of the utility model, one of the insertion end 1 or the insertion end 2 of the connector can be pre-fixed and installed on the end of one of the profile 1 or the profile 2 to form a pre-installed assembly, so that when assembling the display, the other end of the profile 1 or the profile 2 is fixedly locked on the other of the insertion end 1 or the insertion end 2 of the connector through the wrench assembly, the operation is simple and efficient, no tools are required and pressing is labor-saving, the profile 1, the profile 2 and the connector have good adaptability and good connection structure stability, thereby ensuring the overall stability of the display.

[0017] 2. The wrench assembly is provided with a lamp bead insertion hole, so that when the lamp bead is installed inside the lamp bead installation groove on the inner wall of the exhibition equipment, the lamp bead can pass through the lamp bead insertion hole, so that the inner wall of the exhibition equipment profile can be arranged with lamp beads, ensuring that the overall bright effect of the curtain is good when the exhibition equipment is used.

[0018] 3. One of the insertion ends 1 or 2 of the connector can be pre-fixed to one end of the profile 1 or the profile 2 by screws to form a pre-assembled component. The fixing method is simple, ensuring the assembly efficiency of the pre-assembled component.

[0019] 4. The connector is also provided with a cavity, and the inner wall of the connector is provided with a waist-shaped hole that penetrates the cavity, and the inner peripheral side edge contour size of the waist-shaped hole is less than the cross-sectional outer contour size of the cavity. When the size of the display device is large, a tie rod can be arranged inside the display device to pull and connect the sides of a group of profiles. The end of the tie rod can be set as a T-shaped block that fits the waist-shaped hole, so that the end of the tie rod can pass through the waist-shaped hole on the connector and rotate in direction to be clamped inside the cavity of the connector, which improves the convenience and efficiency of assembling or disassembling the tie rod inside the display device. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 is a schematic diagram of the three-dimensional structure of the quick locking mechanism for the profile display device in Example 1;

[0021] Figure 2 is a longitudinal cross-sectional view of the quick locking mechanism for the profile display device in Example 1 at the locking block position;

[0022] Figure 3 is a disassembled structural diagram of the quick locking mechanism for the profile display device in Example 1;

[0023] Figure 4 is a top-down perspective stereogram of the wrench assembly;

[0024] Figure 5 is a bottom-up perspective view of the wrench assembly;

[0025] Figure 6 is a schematic diagram of the three-dimensional structure of the quick locking mechanism for the profile display device in Example 2;

[0026] Figure 7 is a disassembled structural diagram of the quick locking mechanism for the profile display device in Example 2;

[0027] Figure 8 It is a partial cross-sectional view of the connection relationship between the connector and the profile 1 and the profile 2 of the quick locking mechanism for the profile display in Example 2;

[0028] Fig. 9 It is a schematic diagram of the three-dimensional structure of the connecting piece in Example 2.

[0029] In the figure: 1. Connector; 2. Wrench assembly; 3. Profile 1; 4. Profile 2; 5. Lamp bead mounting groove; 1-1. Plug-in terminal 1; 1-1a. Locking hole; 1-2. Plug-in terminal 2; 1-2a. Fixing screw hole 1; 1-3. Cavity; 1-3a. Waist-shaped hole; 2-1. Fixing seat; 2-1a. Mounting hole; 2-2. Wrench; 2-2a. Locking block; 2-2b. Raised section; 2-3. Rotating shaft; 2-4. Lamp bead insertion hole; 3-1. Cavity 1; 3-2. Plug-in hole; 3-3. Fixing screw hole 2; 4-1. Cavity 2; 4-2. Fixing hole. DETAILED DESCRIPTION

[0030] The following is a further description of the specific implementation of the present invention in conjunction with the accompanying drawings and embodiments. The following embodiments are only used to more clearly illustrate the technical solution of the present invention, and cannot be used to limit the protection scope of the present invention.

[0031] Example 1

[0032] like Figures 1 to 5 As shown, the utility model is a quick locking mechanism for profile display equipment, including a connecting piece 1, a wrench assembly 2, a profile 1 3 and a profile 2 4, wherein the connecting piece 1 is provided with a plug-in terminal 1-1 at one end and a plug-in terminal 2 1-2 at the other end, a locking hole 1-1a is provided on the inner side wall of the plug-in terminal 1-1, a cavity 1-1 for inserting the plug-in terminal 1-1 is provided on the profile 1 3, a cavity 2-1 for inserting the plug-in terminal 1-2 is provided on the profile 2 4, and a plug-in hole 3-2 that penetrates the cavity 1 3-1 is provided on the inner side wall of the profile 1 3;

[0033] The wrench assembly 2 includes a fixed seat 2-1, a wrench 2-2 and a rotating shaft 2-3. The fixed seat 2-1 is fixed on the inner outer wall of the profile 1 3 and corresponds to the position of the plug-in hole 3-2. One end of the wrench 2-2 is rotatably connected to the fixed seat 2-1 through the rotating shaft 2-3, and the other end is provided with a locking block 2-2a facing the profile 1 3. When the profile 1 3 and the profile 2 4 are plugged in and connected through the connecting piece 1, the locking block 2-2a on the wrench assembly 2 passes through the plug-in hole 3-2 on the profile 1 3 and is embedded in the corresponding locking hole 1-1a to fix and lock the profile 1 3 and the connecting piece 1.

[0034] Preferably, the fixing seat 2-1 and / or the wrench 2-2 have a U-shaped opening, and when the locking block 2-2a passes through the plug-in hole 3-2 on the profile 1-3 and is embedded in the corresponding locking hole 1-1a to fix and lock the profile 1-3 and the connecting piece 1, the fixing seat 2-1 and the wrench 2-2 are combined to form a lamp bead insertion hole 2-4 corresponding to the lamp bead installation groove 5 on the inner and outer walls of the profile 1-3.

[0035] Further preferably, the inner wall of the plug-in terminal 1-2 has a fixing screw hole 1-2a, the inner wall of the profile 2 4 has a fixing hole 4-2, and the profile 2 4 is fixedly connected to the connector 1 by screws passing through the fixing hole 4-2 and the fixing screw hole 1-2a. The connector 1 can be pre-installed on the profile 2 4 to form a component, so as to improve the convenience and efficiency of the exhibition equipment assembly.

[0036] Further preferably, the inner wall of the profile 1 3 is further provided with a fixing screw hole 2 3-3, the fixing seat 2-1 is provided with a mounting hole 2-1a, and the fixing seat 2-1 is fixed to the inner outer wall of the profile 1 3 by screws passing through the mounting hole 2-1a and the fixing screw hole 2 3-3.

[0037] Further preferably, the end of the wrench 2-2 away from the fixing seat 2-1 is provided with a raised section 2-2b bent to one side away from the locking block 2-2a.

[0038] Further preferably, the plug-in terminal 1-1, the plug-in terminal 1-2, the cavity 13-1 and the cavity 2 4-1 are each set to two.

[0039] Further preferably, the plug-in terminal 1 - 1 and the plug-in terminal 2 1 - 2 are respectively vertically located on two end faces of the connector 1 in perpendicular directions to each other.

[0040] In the embodiment 1, the plug-in end 1-1 and the plug-in end 2-2 on the connector 1 are perpendicular structures to each other, so that the quick locking mechanism for the profile display in the embodiment 1 is suitable for the fixed connection between two adjacent profiles at the corner position of the display. In other embodiments, the profile 2 4 can be designed to have the same structure as the profile 1 3, and the plug-in end 2 can be designed to have the same structure as the plug-in end 1-1, so that the profile 2 4 can also be fixedly locked and connected with the plug-in end 2 1-2 of the connector 1 through the wrench assembly 2.

[0041] Example 2

[0042] like Figures 6 to 9 As shown, the utility model is a quick locking mechanism for profile display, which is different from the quick locking mechanism for profile display in Example 1 in that the plug-in end 1-1 and the plug-in end 2 1-2 are respectively located on a group of opposite end surfaces of the connector 1, that is, the plug-in end 1-1 and the plug-in end 2 1-2 are located on the same horizontal plane.

[0043] Preferably, locking holes 1-1a are provided on the inner side walls of the plug-in end 1-1 and the plug-in end 2 1-2, plug-in holes 3-2 communicating with the cavity 1-1 and the inner side walls of the profile 1-3 and the profile 2-4 are provided with plug-in holes 3-2 communicating with the cavity 2-1, and wrench assemblies 2 are fixed on the inner and outer walls of the profile 1-3 and the profile 2-4 respectively; when the profile 1-3 and the profile 2-4 are plug-connected through the connecting piece 1: the locking block 2-2a of the wrench assembly 2 located on the profile 1-3 passes through the plug-in hole 3-2 on the profile 1-3 and is embedded in the corresponding locking hole 1-1a to fix and lock the profile 1-3 and the connecting piece 1; similarly, the locking block 2-2a of the wrench assembly 2 located on the profile 2-4 passes through the plug-in hole 3-2 on the profile 2-4 and is embedded in the corresponding locking hole 1-1a to fix and lock the profile 1-3 and the connecting piece 1.

[0044] Further preferably, a cavity 1-3 is further provided inside the connector 1, and a waist-shaped hole 1-3a penetrating the cavity 1-3 is provided on the inner wall of the connector 1, and the inner peripheral side edge contour size of the waist-shaped hole 1-3a is less than the cross-sectional outer contour size of the cavity 1-3.

[0045] The plug-in end 1-1 and the plug-in end 2 1-2 on the connector 1 in Example 2 are straight structures, so that the quick locking mechanism for the profile display in Example 2 is suitable for the fixed connection between two adjacent profiles on the side of the straight profile of the display, so as to ensure that the length of the side of the profile meets the size requirements of the display. In other embodiments, the profile 2 4 can also be designed to have the same structure as the profile 2 4 in the above-mentioned Example 1. The profile 2 4 is fixedly connected to the connector 1 by screws inserted into the fixing hole 4-2 and the fixing screw hole 1-2a, so that the connector 1 can be pre-installed on the profile 2 4 to become a component, so as to improve the convenience and efficiency of the display assembly.

[0046] The quick locking mechanism for the profile display of the utility model can be pre-fixed and installed on one end of the profile one or the profile two at one end to form a pre-installed assembly, so that when assembling the display, the other end of the profile one or the profile two is fixedly locked on the other of the insertion end one or the insertion end two of the connection piece through the wrench assembly, which is simple and efficient to operate, does not require any tools and saves effort to press, and has good adaptability among the profile one, the profile two and the connection piece, and good stability of the connection structure, thereby ensuring good overall stability of the display.

[0047] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A quick locking mechanism for profile display, characterized in that: The invention comprises a connecting piece (1), a wrench assembly (2), a profile one (3) and a profile two (4); the connecting piece (1) is provided with a plug-in end one (1-1) at one end and a plug-in end two (1-2) at the other end; a locking hole (1-1a) is provided on the inner side wall of the plug-in end one (1-1) and / or the inner side wall of the plug-in end two (1-2); the profile one (3) is provided with a cavity one (3-1) for inserting the plug-in end one (1-1); the profile two (4) is provided with a cavity two (4-1) for inserting the plug-in end two (1-2); the profile one (3) is provided with a plug-in hole (3-2) which is communicated with the cavity one (3-1) on the inner side wall and / or the profile two (4) is provided with a plug-in hole (3-2) which is communicated with the cavity two (4-1) on the inner side wall; The wrench assembly (2) comprises a fixing seat (2-1), a wrench (2-2) and a rotating shaft (2-3); the fixing seat (2-1) is fixed on the inner outer wall of the profile one (3) and / or the profile two (4) and corresponds to the position of the plug-in hole (3-2); one end of the wrench (2-2) is rotatably connected to the fixing seat (2-1) via the rotating shaft (2-3), and the other end is provided with a locking block (2-2a) facing the profile one (3) or the profile two (4); when the profile one (3) and the profile two (4) are plug-connected via the connecting piece (1), the locking block (2-2a) on the wrench assembly (2) passes through the plug-in hole (3-2) on the profile one (3) or the profile two (4) and is embedded in the corresponding locking hole (1-1a) to fix and lock the profile one (3) or the profile two (4) with the connecting piece (1); The fixing seat (2-1) and / or the wrench (2-2) have a U-shaped opening, and when the locking block (2-2a) passes through the plug-in hole (3-2) on the profile one (3) or the profile two (4) and is embedded in the corresponding locking hole (1-1a) to fix and lock the profile one (3) or the profile two (4) with the connecting piece (1), the fixing seat (2-1) and the wrench (2-2) are combined to form a lamp bead insertion hole (2-4) corresponding to the lamp bead installation groove (5) on the inner outer wall of the profile one (3) or the profile two (4).

2. The quick locking mechanism for profile display equipment according to claim 1, characterized in that: The locking hole (1-1a) is located on one of the plug-in end 1 (1-1) and the plug-in end 2 (1-2); the inner side wall of the other of the plug-in end 1 (1-1) and the plug-in end 2 (1-2) is provided with a fixing screw hole 1 (1-2a); the inner side wall of the profile 1 (3) or the profile 2 (4) is provided with a fixing hole (4-2); one of the profile 1 (3) and the profile 2 (4) is fixedly locked with the connecting piece (1) through the wrench assembly (2); the other is fixedly connected with the connecting piece (1) through a screw that penetrates the fixing hole (4-2) and the fixing screw hole 1 (1-2a).

3. The quick locking mechanism for profile display equipment according to claim 2, characterized in that: A second fixing screw hole (3-3) is provided on the inner side wall of the first profile (3) or the inner side wall of the second profile (4), and a mounting hole (2-1a) is provided on the fixing seat (2-1). The fixing seat (2-1) is fixed to the inner side outer wall of the first profile (3) or the second profile (4) by screws passing through the mounting hole (2-1a) and the inside of the second fixing screw hole (3-3).

4. The quick locking mechanism for the profile display device according to claim 3, characterized in that: The end of the wrench (2-2) away from the fixing seat (2-1) is provided with a protruding section (2-2b) bent toward one side away from the locking block (2-2a).

5. The quick locking mechanism for profile display according to claim 4, characterized in that: The plug-in terminal 1 (1-1), the plug-in terminal 2 (1-2), the mold cavity 1 (3-1) and the mold cavity 2 (4-1) are each correspondingly arranged in two.

6. The quick locking mechanism for the profile display device according to claim 5, characterized in that: The plug-in end one (1-1) and the plug-in end two (1-2) are respectively located vertically on two end surfaces of the connecting piece (1) in mutually perpendicular directions.

7. The quick locking mechanism for the profile display device according to claim 5, characterized in that: The plug-in end one (1-1) and the plug-in end two (1-2) are respectively and correspondingly located on a group of opposite end surfaces of the connecting piece (1).

8. The quick locking mechanism for the profile display device according to claim 7, characterized in that: The connecting piece (1) is also provided with a cavity (1-3) inside, and the inner wall of the connecting piece (1) is provided with a waist-shaped hole (1-3a) penetrating the cavity (1-3), and the inner peripheral side edge contour size of the waist-shaped hole (1-3a) is smaller than the cross-sectional outer contour size of the cavity (1-3).

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