Exhibition profile structure

Abstract

The utility model belongs to the technical field of section bars, and particularly relates to a section bar structure for exhibition. The utility model provides a section bar structure for exhibition, which comprises a section bar single body, and two first cloth clamping grooves, two second cloth clamping grooves and an accommodating cavity which extend along a first direction are formed in the section bar single body; the two second cloth clamping grooves are formed in the second direction in a spaced mode and located at one end, in the third direction, of the containing cavity, and the two second cloth clamping grooves are opened in the third direction; the two first cloth clamping grooves are arranged at intervals in the second direction, the two second cloth clamping grooves are located between the two first cloth clamping grooves, and the two first cloth clamping grooves are oppositely arranged away from the opening in the second direction; the accommodating cavity is provided with at least one positioning hole along the second direction and / or the third direction. According to the section bar structure for exhibition provided by the utility model, accurate positioning and stable connection can be realized without complicated measurement and bolt fixation, and the section bar can be more freely selected to be exposed or hidden so as to meet the diversity requirements of exhibition styles.

Description

Technical Field

[0001] The utility model belongs to the technical field of profiles, in particular to a profile structure for exhibitions. Background Art

[0002] In interior decoration, furniture, exhibitions, conference and event scenes, exterior structures such as card light boxes and hanging panels generally need to be fixed by profile structures.

[0003] A Kabu light box is usually composed of a display fabric and a frame structure. The profile structure of traditional technology is generally connected to the frame structure of the Kabu light box through a slot design. Since the slot wall does not have scale dimensions, tedious measurement and positioning are required during installation, which not only wastes time but also easily leads to positioning errors and safety hazards. In addition, the assembly form of the traditional profile structure and the Kabu light box is single. After assembly, the profile structure is generally partially exposed to the exhibition surface of the display fabric, which leads to the solidification of the expression of the exhibition style and makes it difficult to meet the diverse needs of the exhibition style.

[0004] In view of this, the present utility model is proposed. Utility Model Content

[0005] The utility model provides a profile structure for exhibition, so as to solve at least one technical problem in the above-mentioned prior art.

[0006] The utility model provides a profile structure for exhibition, including at least one profile unit, the profile unit is formed with two first card grooves, two second card grooves and a receiving cavity extending along the first direction; the two second card grooves are arranged at intervals along the second direction and are located at one end of the receiving cavity in the third direction, and the two second card grooves are both opened towards the third direction; the two first card grooves are arranged at intervals along the second direction, the two second card grooves are located between the two first card grooves, and the two first card grooves are arranged relatively away from the opening in the second direction; the receiving cavity is provided with at least one positioning hole along the second direction and / or the third direction; wherein the first card groove is used to clamp the spread cloth and enable the profile unit to be at least partially exposed along the opening direction corresponding to the first card groove; or, the second card groove is used to clamp the spread cloth and enable the profile unit to be completely covered by the spread cloth along the opening direction of the first card groove.

[0007] In some embodiments, the profile unit is further formed with two first mounting grooves extending along the first direction; the two first mounting grooves are spaced apart at both ends of the accommodating cavity along the second direction, and the two first mounting grooves are arranged relative to the opening in the second direction, and the projection of each first mounting groove coincides with the corresponding first cab groove in the third direction; at least one positioning hole is opened in each first mounting groove along the second direction.

[0008] In some embodiments, the profile unit is further formed with a second mounting groove and a third mounting groove extending along the first direction; the second mounting groove and the third mounting groove are arranged at both ends of the accommodating cavity along the third direction, and the second mounting groove is located between the two second card grooves; the second mounting groove and the third mounting groove are arranged relative to each other away from the opening in the third direction, and at least one positioning hole is opened in the second mounting groove and the third mounting groove along the third direction.

[0009] In some embodiments, the positioning hole is an elongated hole extending along the first direction; and / or, a plurality of positioning holes are arranged at intervals along the first direction.

[0010] In some embodiments, the positioning holes are circular holes, and a plurality of positioning holes are spaced apart along the first direction.

[0011] In some embodiments, a wire threading hole is opened in the second installation slot along the third direction, and the wire threading hole is located at at least one end of the second installation slot along the first direction for the wire harness to pass through.

[0012] In some embodiments, mounting slopes are provided at both ends of the profile unit along the first direction, and the mounting slopes are inclined at 45° to the first direction for connection between multiple profile units.

[0013] In some embodiments, four profile units are provided, and ends of the four profile units are sequentially connected to form a frame structure.

[0014] In some embodiments, the profile unit is integrally formed, and the profile unit includes a first connection part, a second connection part and two third connection parts, two fourth connection parts and two fifth connection parts; the two third connection parts are arranged at intervals along the second direction and are commonly connected to the first connection part along the third direction; the second connection part and the first connection part are arranged at intervals along the third direction, and the second connection part is connected between the two third connection parts, so as to form a receiving cavity together with the first connection part and the two third connection parts; the two fourth connection parts are arranged at intervals along the second direction and are located between the two third connection parts, and protrude from the second connection part along the third direction, so as to form two second clamping grooves and a second installation groove together with the second connection part and the two third connection parts; the two fifth connection parts are arranged at intervals along the second direction, the two third connection parts are located between the two fifth connection parts, the two fifth connection parts protrude relative to the third connection part along the second direction, and the ends of the two third connection parts facing away from the first connection part along the third direction extend towards each other in the second direction, and the fifth connection part and the adjacent third connection parts form the first clamping groove and the first installation groove; the two ends of the first connection part along the second direction extend toward the third direction and form the third installation groove.

[0015] In some embodiments, the first cloth slot is configured so that after the cloth is clamped, the side of the third connection part facing the second direction is at least partially exposed; the second cloth slot is configured so that after the cloth is clamped, the side of the third connection part, the fifth connection part and the first connection part facing the second direction are completely covered by the cloth.

[0016] In summary, the exhibition profile structure provided by the present invention has at least the following beneficial effects compared to the prior art:

[0017] Through the optimized design of the exhibition profile structure, the frame structure of the card light box is integrated into the exhibition profile structure. The exhibition profile structure can be directly fixed to the exhibition cloth through the first card groove and the second card groove set in each direction on the profile unit, which enhances the stability and firmness of the structure, facilitates intuitive understanding and operation, and can greatly reduce the difficulty of exhibition construction. The receiving cavity of the profile unit can be used for the arrangement of connectors such as angle brackets or wiring harnesses to achieve connection between multiple profile units and realize hidden wiring; the receiving cavity is provided with at least one positioning hole along the second direction and / or the third direction, so that construction personnel can perform accurate and fast positioning without measurement. The positioning hole is combined with the mounting connector to perform fast, safe, stable and diversified connections without bolts.

[0018] The two second cloth slots of the profile unit are arranged at intervals along the second direction and are located at one end of the accommodating cavity in the third direction. The two second cloth slots are both set to open in the third direction. After the display card is connected to the second cloth slot, it can be folded from the third direction toward the second direction, thereby completely covering the side of the profile unit facing the second direction; and the two first cloth slots are arranged at intervals along the second direction, the two second cloth slots are located between the two first cloth slots, and the two first cloth slots are set relatively away from the opening in the second direction, so that after the display card is connected to the first cloth slot, it can be folded from the second direction toward the third direction, thereby exposing the part of the profile unit forming the first cloth slot facing the second direction; thus, the exhibition profile structure can more freely choose whether to expose or hide the profile, and with different display cloth exterior materials, it can form a richer exhibition construction effect, and the design of the two second cloth slots and the two first cloth slots can meet the needs of single-sided or double-sided display cloth installation of the exhibition profile structure to meet the diversity of exhibition styles.

[0019] Other features and advantages of the exhibition profile structure provided by the present invention will be further described in the subsequent specific implementation methods. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the specific embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for the specific embodiments or the description of the prior art. Obviously, the drawings described below are some embodiments of the present invention. For those skilled in the art, other drawings can be derived from these drawings without inventive effort.

[0021] Figure 1 A schematic diagram of the overall structure of a profile monomer provided in an embodiment of the utility model;

[0022] Figure 2 A schematic cross-sectional view of a profile monomer provided in an embodiment of the utility model;

[0023] Figure 3 A schematic diagram of a threading hole provided in an embodiment of the utility model;

[0024] Figure 4 This is a schematic diagram of the overall structure of the exhibition profile structure provided in an embodiment of the utility model.

[0025] The reference numerals are as follows:

[0026] 100. Profile structures for exhibitions;

[0027] 10. Profile monomer;

[0028] R1, first card slot; R2, second card slot; R3, receiving cavity; R31, positioning hole; R32, threading hole; R4, first mounting slot; R5, second mounting slot; R6, third mounting slot; R7, mounting slope;

[0029] 11. First connecting portion; 12. Second connecting portion; 13. Third connecting portion; 14. Fourth connecting portion; 15. Fifth connecting portion;

[0030] L1, first direction; L2, second direction; L3, third direction. DETAILED DESCRIPTION

[0031] In the description of the present invention, it should be understood that if terms such as "center", "inside", "outside", "axial", "radial", and "circumferential" appear to indicate orientation or positional relationships, unless otherwise specified, they are understood to be based on the orientation or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, they cannot be understood as limitations on the present invention.

[0032] Furthermore, the use of "first" or "second" in describing features is for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of technical features identified. Features identified as "first" or "second" may explicitly or implicitly include at least one of the identified features. The use of the word "plurality" generally implies at least two, such as two or three, unless otherwise specifically defined.

[0033] In this utility model, unless otherwise specified or limited, terms such as "installed," "connected," "connected," and "fixed" should be interpreted broadly. For example, they can refer to fixed connections, removable connections, or integration; mechanical connections, electrical connections, direct connections, or indirect connections through an intermediary; and internal communication between two components or interaction between two components. Those skilled in the art will understand the specific meanings of these terms in this utility model based on the specific circumstances.

[0034] In the description of this specification, if the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" appear, it means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic expressions of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art can combine and combine different embodiments or examples described in this specification and the features of different embodiments or examples without contradiction.

[0035] Please refer to Figure 1 A schematic diagram of the overall structure of a profile unit 10 provided in an embodiment of the utility model; Figure 2 A schematic cross-sectional view of a profile unit 10 provided in an embodiment of the utility model; Figure 3 A schematic diagram of a threading hole R32 provided in an embodiment of the utility model; Figure 4 This is a schematic diagram of the overall structure of the exhibition profile structure 100 provided in an embodiment of the utility model.

[0036] It should be noted that, taking the horizontally placed profile monomer 10 as an example, the first direction L1 in the embodiment of the present application is defined according to the length direction of the profile monomer 10, the second direction L2 is defined according to the width direction of the profile monomer 10, and the third direction L3 is defined according to the height direction of the profile monomer 10.

[0037] See also Figures 1 to 4The exhibition profile structure 100 provided by the embodiment of the present invention includes at least one profile monomer 10, and the profile monomer 10 is formed with two first card grooves R1, two second card grooves R2 and a receiving cavity R3 extending along the first direction L1; the two second card grooves R2 are arranged at intervals along the second direction L2 and are located at one end of the receiving cavity R3 on the third direction L3, and the two second card grooves R2 are both opened toward the third direction L3; the two first card grooves R1 are arranged at intervals along the second direction L2, and the two second card grooves R2 are arranged at intervals along the second direction L2. R2 is located between the two first card slots R1, and the two first card slots R1 are arranged relatively away from the opening in the second direction L2; the accommodating cavity R3 is provided with at least one positioning hole R31 along the second direction L2 and / or the third direction L3; wherein, the first card slot R1 is used to clamp the spread and enable the profile unit 10 to be at least partially exposed along the opening direction of the corresponding first card slot R1; or, the second card slot R2 is used to clamp the spread and enable the profile unit 10 to be completely covered by the spread along the opening direction of the first card slot R1.

[0038] It should be noted that in the embodiment of the present application, the second direction L2 is the display surface, i.e., the front of the exhibition profile structure 100, while the third direction L3 or the first direction L1 is the non-display surface, i.e., the side of the exhibition profile structure 100. The exhibition profile structure 100 provided in this embodiment includes at least one profile unit 10, which is quasi-rectangular in shape. In some embodiments, the profile unit 10 may also be quasi-cylindrical.

[0039] refer to Figure 1 and Figure 2 As shown, the profile monomer 10 in this embodiment is formed with two first card grooves R1 extending along the first direction L1, two second card grooves R2 and a receiving cavity R3. The two second card grooves R2 are arranged at intervals along the second direction L2 and are located at one end of the receiving cavity R3 on the third direction L3. The two second card grooves R2 are both grooves opening toward the third direction L3, that is, grooves arranged on the side of the profile monomer 10. After the exhibition card is connected to any second card groove R2, the front of the profile monomer 10 can be completely covered after being flipped over with the second card groove R2 toward the front of the profile monomer 10 (that is, the side facing the second direction L2), thereby achieving complete concealment of the front of the exhibition profile structure 100.

[0040] In addition, the two first card slots R1 are arranged at intervals along the second direction L2, the two second card slots R2 are located between the two first card slots R1, and the two first card slots R1 are arranged with respect to the openings opposite to each other in the second direction L2, the openings of the first card slot R1 and the second card slot R2 are perpendicular to each other, and after the display is connected to any first card slot R1, it is flipped toward the third direction L3, and the front part of the profile monomer 10 is covered, while the part surrounding the first card slot R1 is exposed along the front; thus, the exhibition profile structure 100 simplifies the connection method of the display, and there is no need to use To help fix the additional frame structure, the design of the second card cloth slot R2 and the first card cloth slot R1 realizes the integration of the two methods of front card cloth and side wrapped card cloth. When facing different exhibition effect requirements, the two second card cloth slots R2 and the two first card cloth slots R1 can be used for single-sided or double-sided matching of exhibition cloth and other exterior materials for different exhibition scenes. At the same time, it can more freely choose to expose or hide the profile, and match various exterior materials to form a richer exhibition construction effect, which meets the exhibition's demand for diversified styles and avoids the problem of single style of traditional profile construction.

[0041] In addition, the accommodating cavity R3 is provided with at least one positioning hole R31 along the second direction L2 and / or the third direction L3. The positioning hole R31 can be used for precise positioning when multiple profile units 10 are expanded and connected. In combination with the mounting connector, fast, safe, stable and diversified connections can be made without the use of bolts.

[0042] It should be understood that since the deployment usually requires a backlight source to provide brightness, the design of the receiving cavity R3 can be used for the arrangement of the light source's wiring harness to achieve hidden wiring, and with the connection terminals, the two tedious steps that previously required installers and electricians are simplified. During the process of structure construction, wiring and wire connection can be carried out simultaneously. After the structure is built, the overall wiring can also be completed simultaneously, which greatly saves construction time and labor costs, and the implementation threshold is lowered while also ensuring the completion quality.

[0043] Taking into account the installation requirements of the hard plate material on the front of the exhibition profile structure 100, in some embodiments, the profile unit 10 is further formed with two first installation grooves R4 extending along the first direction L1; the two first installation grooves R4 are arranged at intervals at both ends of the accommodating cavity R3 along the second direction L2, and the two first installation grooves R4 are arranged relatively away from the opening in the second direction L2, and the projection of each first installation groove R4 coincides with the corresponding first cab groove R1 in the third direction L3; at least one positioning hole R31 is opened in each first installation groove R4 along the second direction L2, and the positioning hole R31 designed in the first installation groove R4 can accurately position the plate material that needs to be assembled on the front, and cooperate with the connecting parts to realize accurate and rapid installation of the hard plate material on the front.

[0044] The design of the two first installation grooves R4 enables the installation of hard panels on two surfaces of the exhibition profile structure 100 along the second direction L2, so that the exhibition fabrics assembled on these two surfaces can cooperate with the hard panels to present a more beautiful and smooth display effect.

[0045] In some embodiments, the profile unit 10 is further formed with a second mounting groove R5 and a third mounting groove R6 extending along the first direction L1; the second mounting groove R5 and the third mounting groove R6 are arranged at intervals at both ends of the accommodating cavity R3 along the third direction L3, and the second mounting groove R5 is located between the two second cab grooves R2; the second mounting groove R5 and the third mounting groove R6 are arranged relative to each other away from the opening in the third direction L3, and at least one positioning hole R31 is provided in the second mounting groove R5 and the third mounting groove R6 along the third direction L3.

[0046] It can be understood that the second mounting groove R5 in this embodiment can be used for arranging the wiring harness to further improve the concealment of the wiring harness arrangement, and the second mounting groove R5 is located on the side of the profile unit 10, and can be used for arranging the light strip to further enrich the exhibition construction effect and improve the diversity of the construction style; at the same time, at least one positioning hole R31 is opened in the second mounting groove R5 and the third mounting groove R6 along the third direction L3. The second mounting groove R5 is an outer groove, and the positioning hole R31 in the second mounting groove R5 can be used for expansion connection with other profile units 10 or plates along the third direction L3. The third mounting groove R6 is an inner groove, and the positioning hole R31 in the third mounting groove R6 can cooperate with corresponding components to install and fix commonly used exhibition structures such as plates and shelves, so as to further improve the degree of versatility of the exhibition profile structure 100.

[0047] In order to better adapt to the mounted connector, in some embodiments, the positioning hole R31 is an elongated hole extending along the first direction L1, the elongated hole is elliptical, and the preferred size is 80mm*20mm. The connector is arranged in the elongated hole and can be adjusted along the first direction L1. After the position is accurate, it is tightened to achieve accurate and fast positioning without measurement.

[0048] Furthermore, a plurality of positioning holes R31 are provided in each of the first installation groove R4 , the second installation groove R5 and the third installation groove R6 , and the plurality of positioning holes R31 are arranged at intervals along the first direction L1 .

[0049] In this embodiment, the multiple positioning holes R31 in the first mounting groove R4, the second mounting groove R5, or the third mounting groove R6 are evenly or unevenly spaced along the length direction (i.e., the first direction L1) of the profile unit 10. This arrangement allows the most appropriate connection point to be selected according to actual needs, and fixation and connection operations can be performed at multiple positions of the profile unit 10, thereby realizing a diverse exhibition layout.

[0050] In some embodiments, the positioning holes R31 within the first mounting groove R4, the second mounting groove R5, and the third mounting groove R6 may also be circular holes, with the plurality of positioning holes R31 spaced apart along the first direction L1. As a common hole type, circular holes are standardized and highly compatible, allowing for connection with various standard fasteners (such as screws and bolts) to achieve precise positioning.

[0051] refer to Figure 3 In some embodiments, a wire threading hole R32 is opened in the second mounting groove R5 along the third direction L3. The wire threading hole R32 is located at at least one end of the second mounting groove R5 along the first direction L1 for the wiring harness to pass through.

[0052] In this embodiment, the wire threading hole R32 in the second mounting slot R5 is adjacent to and spaced from the positioning hole R31 in the first direction L1. The wire threading hole R32 can be provided at one or both ends of the second mounting slot R5 along the first direction L1. Its main function is to allow a wire harness (such as a power cord) to be threaded so that the cable can be neatly introduced into or led out of the receiving cavity R3 in the profile unit 10. As a hidden wiring hole, it can improve the neatness and aesthetics of the exhibition layout.

[0053] Considering that deployment usually requires frame support, in some embodiments, the profile unit 10 is provided with mounting slopes R7 at both ends along the first direction L1. The mounting slopes R7 are inclined at 45° to the first direction L1 for connection between multiple profile units 10.

[0054] As an example, Figure 4 As shown, in some embodiments, four profile units 10 are provided, and the ends of the four profile units 10 are sequentially connected via mounting bevels R7 to form a square frame structure. Each mounting bevel R7 can be fixed by welding or by connecting with angle brackets built into the receiving cavity R3.

[0055] In a specific embodiment, the profile monomer 10 is integrally formed, and the profile monomer 10 includes a first connecting portion 11, a second connecting portion 12 and two third connecting portions 13, two fourth connecting portions 14 and two fifth connecting portions 15; the two third connecting portions 13 are arranged at intervals along the second direction L2 and are commonly connected to the first connecting portion 11 along the third direction L3; the second connecting portion 12 and the first connecting portion 11 are arranged at intervals along the third direction L3, and the second connecting portion 12 is connected between the two third connecting portions 13 to form a receiving cavity R3 together with the first connecting portion 11 and the two third connecting portions 13; the two fourth connecting portions 14 are arranged at intervals along the second direction L2 and are located between the two third connecting portions 13, and protrude along the third direction L3 From the second connection part 12, it forms two second cloth grooves R2 and a second installation groove R5 with the second connection part 12 and the two third connection parts 13; the two fifth connection parts 15 are arranged at intervals along the second direction L2, and the two third connection parts 13 are located between the two fifth connection parts 15. The two fifth connection parts 15 protrude from the third connection part 13 relative to each other along the second direction L2, and the two third connection parts 13 extend towards each other in the second direction L2 at one end away from the first connection part 11 along the third direction L3. The fifth connection part 15 and the adjacent third connection parts 13 form a first cloth groove R1 and a first installation groove R4; the first connection part 11 extends at both ends along the second direction L2 toward the third direction L3 and forms a third installation groove R6.

[0056] Through the design of the above-mentioned specific embodiment, the profile monomer 10 not only has a stable structure and diversified functional areas, but also provides a variety of connection methods and installation options. This highly integrated profile monomer 10 can adapt to various exhibition needs and bring more efficient and convenient solutions to the exhibition industry.

[0057] In some embodiments, the first cloth slot R1 is configured so that after the cloth is clamped, the side of the third connection part 13 facing the second direction L2 is at least partially exposed. The partially exposed third connection part 13 can serve as a decorative element of the profile unit 10, increasing the layering and visual effect of the exhibition structure; the second cloth slot R2 is configured so that after the cloth is clamped, the side of the third connection part 13, the fifth connection part 15 and the first connection part 11 facing the second direction L2 are completely covered by the cloth, and the cloth completely covers the profile unit 10, so that the appearance of the exhibition profile structure 100 after assembly and deployment is neater and more unified, without exposed parts, thereby improving the overall aesthetics.

[0058] In summary, the exhibition profile structure 100 provided by the embodiment of the present invention highly integrates the frame of the traditional card cloth light box with the profile unit 10, enhances the stability and firmness of the structure, simplifies the construction process, and reduces the technical requirements for installation workers; at the same time, the hidden wiring design realizes the synchronization of wiring and construction, improves efficiency and reduces costs; through the standardized positioning hole R31 design, a stable connection can be achieved without complicated measurement and bolt fixing; in addition, the diverse material combinations and flexible layout methods meet the diverse needs of exhibition styles.

[0059] Although the embodiments of the present invention have been shown and described above, it can be understood that the above embodiments are illustrative and cannot be understood as limitations on the present invention. Those skilled in the art can change, modify, replace and modify the above embodiments within the scope of the present invention.

Claims

1. A profile structure (100) for exhibition, characterized in that: The invention comprises at least one profile monomer (10), wherein the profile monomer (10) is formed with two first cloth slots (R1), two second cloth slots (R2) and a receiving cavity (R3) extending along a first direction (L1); The two second cloth slots (R2) are arranged at intervals along the second direction (L2) and are located at one end of the receiving cavity (R3) in the third direction (L3). The two second cloth slots (R2) are both opened toward the third direction (L3). The two first card slots (R1) are spaced apart along the second direction (L2), the two second card slots (R2) are located between the two first card slots (R1), and the two first card slots (R1) are arranged opposite to the outlet in the second direction (L2); The receiving cavity (R3) is provided with at least one positioning hole (R31) along the second direction (L2) and / or the third direction (L3); Wherein, the first cloth slot (R1) is used to clamp the spread and enable the profile unit (10) to be at least partially exposed along the opening direction corresponding to the first cloth slot (R1); or, the second cloth slot (R2) is used to clamp the spread and enable the profile unit (10) to be completely covered by the spread along the opening direction of the first cloth slot (R1).

2. The exhibition profile structure (100) according to claim 1, characterized in that: The profile body (10) is further formed with two first installation grooves (R4) extending along the first direction (L1); Two first mounting grooves (R4) are arranged at intervals at both ends of the receiving cavity (R3) along the second direction (L2), and the two first mounting grooves (R4) are arranged opposite to the opening in the second direction (L2), and the projection of each first mounting groove (R4) coincides with the corresponding first cloth groove (R1) in the third direction (L3); At least one positioning hole (R31) is provided in each of the first installation grooves (R4) along the second direction (L2).

3. The exhibition profile structure (100) according to claim 2, characterized in that: The profile body (10) is further formed with a second installation groove (R5) and a third installation groove (R6) extending along the first direction (L1); The second mounting groove (R5) and the third mounting groove (R6) are arranged at intervals at two ends of the receiving cavity (R3) along the third direction (L3), and the second mounting groove (R5) is located between the two second card grooves (R2); The second mounting groove (R5) and the third mounting groove (R6) are arranged opposite to the opening in the third direction (L3), and at least one positioning hole (R31) is provided in the second mounting groove (R5) and the third mounting groove (R6) along the third direction (L3).

4. The exhibition profile structure (100) according to claim 1, characterized in that: The positioning hole (R31) is a long hole extending along the first direction (L1); and / or, The plurality of positioning holes (R31) are arranged at intervals along the first direction (L1).

5. The exhibition profile structure (100) according to claim 1, characterized in that: The positioning holes (R31) are circular holes, and a plurality of the positioning holes (R31) are arranged at intervals along the first direction (L1).

6. The exhibition profile structure (100) according to claim 3, characterized in that: A wire threading hole (R32) is provided in the second installation groove (R5) along the third direction (L3). The wire threading hole (R32) is located at at least one end of the second installation groove (R5) along the first direction (L1) for threading a wire harness.

7. The exhibition profile structure (100) according to claim 3, characterized in that: Mounting bevels (R7) are provided at both ends of the profile monomer (10) along the first direction (L1); the mounting bevels (R7) are inclined at 45 degrees to the first direction (L1) for connection between multiple profile monomers (10).

8. The exhibition profile structure (100) according to claim 7, characterized in that: Four profile monomers (10) are provided, and the ends of the four profile monomers (10) are connected in sequence to form a frame structure.

9. The exhibition profile structure (100) according to claim 3, characterized in that: The profile monomer (10) is integrally formed, and the profile monomer (10) comprises a first connecting portion (11), a second connecting portion (12), two third connecting portions (13), two fourth connecting portions (14), and two fifth connecting portions (15); The two third connecting portions (13) are arranged at intervals along the second direction (L2) and are jointly connected to the first connecting portion (11) along the third direction (L3); The second connecting portion (12) and the first connecting portion (11) are arranged at intervals along the third direction (L3), and the second connecting portion (12) is connected between the two third connecting portions (13), so as to enclose the receiving cavity (R3) together with the first connecting portion (11) and the two third connecting portions (13); The two fourth connecting portions (14) are arranged at intervals along the second direction (L2) and are located between the two third connecting portions (13), and protrude from the second connecting portion (12) along the third direction (L3), so as to enclose the second cloth grooves (R2) and the second mounting groove (R5) together with the second connecting portion (12) and the two third connecting portions (13); The two fifth connection parts (15) are arranged at intervals along the second direction (L2), the two third connection parts (13) are located between the two fifth connection parts (15), the two fifth connection parts (15) are relatively separated from the third connection part (13) along the second direction (L2), and the two third connection parts (13) extend in opposite directions along the second direction (L2) away from one end of the first connection part (11). The fifth connection part (15) and the adjacent third connection part (13) enclose the first cloth groove (R1) and the first installation groove (R4); Both ends of the first connection portion (11) along the second direction (L2) extend toward the third direction (L3) and enclose the third installation groove (R6).

10. The exhibition profile structure (100) according to claim 9, characterized in that: The first cloth clamping groove (R1) is configured so that after the cloth is clamped and spread, a side of the third connecting portion (13) facing the second direction (L2) is at least partially exposed; The second cloth-locking groove (R2) is configured such that after the cloth is locked, the third connecting portion (13), the fifth connecting portion (15) and the first connecting portion (11) are completely covered by the cloth on one side facing the second direction (L2).

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