Novel wall-mounted exhibition hall billboard

Abstract

The utility model relates to the technical field of exhibition hall billboards, in particular to a novel wall-mounted exhibition hall billboard which comprises a first connecting plate, a second connecting plate is arranged at the bottom of the first connecting plate, a first transparent frame is fixedly mounted on one side of the first connecting plate, and a second transparent frame is fixedly mounted on one side of the second connecting plate. Sliding grooves are formed in the two sides, close to the first transparent frame, of the first connecting plate correspondingly, connecting cylinders are slidably installed in the two sliding grooves correspondingly, and connecting columns are slidably installed on the sides, away from the first connecting plate, of the two connecting cylinders correspondingly. According to the scheme, the first transparent frame, the second transparent frame and the third transparent frame are arranged, posters for propaganda in the exhibition hall can be placed in the first transparent frame, the second transparent frame and the third transparent frame to be displayed, the posters can be replaced very easily and rapidly, the complex disassembly or reinstallation process is not needed, and changes of exhibition hall activities or themes can be responded at any time; the timeliness and correlation of the displayed content are ensured, the manufacturing cost is relatively low, regular maintenance or repair is not needed, and the long-term operation cost is reduced.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of exhibition hall publicity boards, in particular to a new wall-mounted exhibition hall publicity board. BACKGROUND

[0002] Exhibition hall publicity boards can be understood in a broad sense as various signs used for publicity, indication, guidance or information provision in an exhibition hall environment. These signs convey important information to visitors through text, patterns and other forms, playing a key guiding and publicity role.

[0003] In the utility model with the patent authorization announcement number CN217653556U, a new wall-mounted exhibition hall publicity board is disclosed in the specification, which belongs to the technical field of publicity boards. The new wall-mounted exhibition hall publicity board includes a second connecting plate, the lower end of the second connecting plate is rotatably connected with a first connecting plate through a hinge; two placing grooves are respectively formed in one end of the two first connecting plates, and an electronic publicity board body is arranged in each of the two placing grooves. When the second connecting plate and the first connecting plate need to be folded, the electronic publicity board body and the first connecting plate can be combined into a vertical folded state through the hinge, and then the two first connecting plates and the second connecting plate that are folded together are taken out through the fixing mechanism, thereby improving the convenience of carrying and taking out the second connecting plate and the first connecting plate.

[0004] The following problems exist in this scheme: The device folds the second connecting plate and the first connecting plate, and combines the electronic publicity board body and the first connecting plate into a vertical folded state. However, the electronic publicity board of the device may be limited by the technical level, such as display effect, response time, etc. It is necessary to regularly update and maintain the software to ensure the normal operation of the equipment. The research and development, manufacturing and material cost of the folded electronic publicity board are relatively high, which may result in a market price higher than that of the traditional display mode. At the same time, it is necessary to have corresponding technical ability and resources to support the production and release of content to ensure the accuracy and timeliness of information.

[0005] Therefore, to solve the above problems, the present application provides a new wall-mounted exhibition hall publicity board. Utility model content

[0006] In order to solve the problem that the exhibition hall publicity board uses electronic publicity boards with high cost and needs regular maintenance, the present application provides a new wall-mounted exhibition hall publicity board.

[0007] The novel wall-mounted exhibition hall propaganda board provided by the application comprises a connecting plate one, the bottom of the connecting plate one is provided with a connecting plate two, one side of the connecting plate one is fixedly installed with a transparent frame one, one side of the connecting plate two is fixedly installed with a transparent frame two, both sides of the connecting plate one close to the transparent frame one are provided with sliding grooves, connecting barrels are slidingly installed in the two sliding grooves, connecting columns are slidingly installed on the sides of the two connecting barrels away from the connecting plate one, a transparent frame three is fixedly installed between the two connecting columns, drive mechanisms are arranged in the two sliding grooves, and locking mechanisms are arranged on the top of the two connecting barrels.

[0008] Preferably, the drive mechanism comprises a screw rod, a limiting rod and a knob one, one of the sliding grooves is rotatably installed with the screw rod, the screw rod penetrates through one of the connecting barrels, the screw rod is threadedly connected with one of the connecting barrels, the other sliding groove is fixedly installed with the limiting rod, the limiting rod penetrates through the other connecting barrel, the limiting rod is slidingly matched with the other connecting barrel, and the top end of the screw rod is fixedly installed with the knob one.

[0009] Preferably, the locking mechanism comprises a screw and a knob two, the top of the side of the two connecting barrels close to the connecting column is provided with the screw, the two screws penetrate through the connecting barrels, the two screws are threadedly connected with the connecting barrels, the bottom end of the two screws is in contact with the top of the connecting column, and the top end of the two screws is fixedly installed with the knob two.

[0010] Preferably, the top of the connecting plate one and the bottom of the connecting plate two are fixedly installed with handles.

[0011] Preferably, the connecting plate one is rotationally connected with the connecting plate two through a hinge, and one side of the top of the connecting plate two is fixedly installed with a touch-proof plate.

[0012] To sum up, the application has the following beneficial technical effects: through the arrangement of the transparent frame one, the transparent frame two and the transparent frame three, the posters of the exhibition hall propaganda can be placed and displayed, the design makes it very simple and fast to replace the posters, without the need of complicated disassembly or reinstallation process, the exhibition hall activities or theme changes can be responded at any time, the timeliness and relevance of the display content are ensured, the manufacturing cost is relatively low, periodical maintenance or repair is not needed, and the long-term operation cost is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 is a perspective view of an embodiment of the application;

[0014] Figure 2 is a perspective sectional view of an embodiment of the application;

[0015] Figure 3 is a perspective sectional view of the connecting plate one of an embodiment of the application;

[0016] Figure 4 is a perspective view of the driving mechanism of the embodiment of the present application.

[0017] Label explanation: 1, connecting plate one; 2, connecting plate two; 3, transparent frame two; 4, transparent frame three; 5, transparent frame one; 6, handle; 7, hinge; 8, anti-touch plate; 9, limiting rod; 10, screw rod; 11, knob one; 12, connecting cylinder; 13, connecting column; 14, bolt; 15, knob two. DETAILED DESCRIPTION

[0018] The following will be combined with the Figure 1 - Figure 4 Further detailed description of the present application.

[0019] Embodiment:

[0020] A new type of wall-mounted exhibition hall publicity board, referring to Figure 1 - Figure 4 , including connecting plate one 1, the bottom of connecting plate one 1 is provided with connecting plate two 2, one side of connecting plate one 1 is fixedly installed with transparent frame one 5, one side of connecting plate two 2 is fixedly installed with transparent frame two 3, both sides of connecting plate one 1 close to transparent frame one 5 are provided with sliding grooves, two connecting cylinders 12 are slidingly installed in the two sliding grooves, two connecting columns 13 are slidingly installed on the side away from connecting plate one 1 of the two connecting cylinders 12, transparent frame three 4 is fixedly installed between the two connecting columns 13, driving mechanisms are arranged in the two sliding grooves, and locking mechanisms are arranged on the top of the two connecting cylinders 12; through the arrangement of transparent frame one 5, transparent frame two 3 and transparent frame three 4, the posters for exhibition hall publicity can be placed in for display, this design makes it very simple and fast to replace the posters, without the need for complex disassembly or reinstallation process, can respond to the changes of exhibition activities or themes at any time, ensure the timeliness and relevance of the display content, the manufacturing cost is relatively low, without the need for regular maintenance or repair, reduce the long-term operation cost.

[0021] Refer to Figure 3 - Figure 4The driving mechanism comprises a screw rod 10, a limiting rod 9 and a knob 11, the screw rod 10 is rotatably arranged in one of the sliding grooves, the screw rod 10 penetrates one of the connecting barrels 12, the screw rod 10 is threadedly connected with one of the connecting barrels 12, the limiting rod 9 is fixedly arranged in the other sliding groove, the limiting rod 9 penetrates the other connecting barrel 12, the limiting rod 9 is slidingly matched with the other connecting barrel 12, the top end of the screw rod 10 is fixedly provided with the knob 11, the screw rod 10 and the connecting barrel 12 are threadedly self-locked, the self-locking condition of the thread depends on the spiral angle of the thread, the friction coefficient and the load borne. The self-locking condition of the thread can be calculated by the following formula: self-locking condition = friction coefficient x tan(spiral angle) >= 1. When the condition is met, the thread connection is self-locked. The above contents are all prior art, and in actual application, the corresponding self-locking angle can be set according to the friction coefficient of the material, and details are not described herein. The two connecting barrels 12 and the connecting column 13 can be driven to move downwards, so as to drive the transparent frame three 4 to move up and down, the transparent frame three 4 can be coaxial with the transparent frame one 5 and the transparent frame two 3, and the transparent frame three 4 can also be coincided with the transparent frame one 5.

[0022] With reference to Figure 4 The locking mechanism comprises a bolt 14 and a knob 15, the top of the side, close to the connecting column 13, of each of the two connecting barrels 12 is provided with the bolt 14, the bolt 14 penetrates the connecting barrel 12, the bolt 14 is threadedly connected with the connecting barrel 12, the bottom end of the bolt 14 is in contact with the top of the connecting column 13, the top end of the bolt 14 is fixedly provided with the knob 15, the bolt 14, the connecting barrel 12 and the connecting column 13 are threadedly self-locked, the self-locking condition of the thread depends on the spiral angle of the thread, the friction coefficient and the load borne. The self-locking condition of the thread can be calculated by the following formula: self-locking condition = friction coefficient x tan(spiral angle) >= 1. When the condition is met, the thread connection is self-locked. The above contents are all prior art, and in actual application, the corresponding self-locking angle can be set according to the friction coefficient of the material, and details are not described herein. The connecting column 13 can be locked, so as to facilitate the adjustment of the position of the connecting column 13.

[0023] With reference to Figure 1 - Figure 2 The top of the connecting plate one 1 and the bottom of the connecting plate two 2 are fixedly provided with the handle 6, the handle 6 can be used to carry the same.

[0024] With reference to Figure 2 - Figure 3 The connecting plate one 1 is rotatably connected with the connecting plate two 2 through the hinge 7, one side of the top of the connecting plate two 2 is fixedly provided with the anti-touch plate 8, the anti-touch plate 8 can make the propaganda poster placed more flat.

[0025] Working principle: when in use, the top of the publicity poster is inserted into transparent frame one 5, then the bottom of the publicity poster is inserted into transparent frame two 3, then knob one 11 is selected, knob one 11 drives screw rod 10 to rotate, screw rod 10 drives one of the connecting barrels 12 and connecting columns 13 to move downwards, one of the connecting barrels 12 and connecting columns 13 drive transparent frame three 4 to move downwards, transparent frame three 4 drives the other connecting barrel 12 and connecting column 13 to move downwards, until it moves to the gap between transparent frame one 5 and transparent frame two 3, then knob two 15 is rotated, knob two 15 drives screw bolt 14 to rotate upwards, unlocking the connecting column 13, then the connecting column 13 is moved into the connecting barrel 12, until transparent frame three 4 is coaxial with transparent frame one 5 and transparent frame two 3, then knob and screw bolt 14 are selected, locking the connecting column 13, so that the publicity poster can be fixed between connecting plate one 1 and connecting plate two 2, when carrying, the locking mechanism can be unlocked, the driving mechanism is used to move transparent frame three 4 to coincide with transparent frame one 5, then the publicity poster is taken out, then the locking plates and connecting rods on both sides and other devices can be unlocked, connecting plate one 1 and connecting plate two 2 are combined through hinge 7, carrying, the locking plates, connecting rods and other devices are described in detail in the comparative example, therefore, they will not be repeated here.

[0026] The above describes an exemplary embodiment of a new type of wall-mounted exhibition hall publicity board provided by the present disclosure with reference to the preferred embodiment, however, those skilled in the art can understand that various modifications and improvements can be made to the above specific embodiments without departing from the concept of the present disclosure, various technical features and structures proposed by the present disclosure can be combined in various ways without exceeding the protection scope of the present disclosure, the protection scope of the present disclosure is determined by the appended claims.

Claims

1. A new type of wall-mounted exhibition hall publicity board, comprising a connecting plate 1, characterized in that: The bottom of the connecting plate one (1) is provided with a connecting plate two (2), one side of the connecting plate one (1) is fixedly installed with a transparent frame one (5), one side of the connecting plate two (2) is fixedly installed with a transparent frame two (3), both sides of the connecting plate one (1) close to the transparent frame one (5) are provided with a sliding groove, the sliding groove is slidably installed with a connecting cylinder (12), the side away from the connecting plate one (1) of the connecting cylinder (12) is slidably installed with a connecting column (13), the transparent frame three (4) is fixedly installed between the connecting columns (13), the sliding groove is provided with a driving mechanism, and the top of the connecting cylinder (12) is provided with a locking mechanism.

2. A new type of wall-mounted exhibition hall advertising board according to claim 1, characterized in that: The driving mechanism comprises a screw rod (10), a limiting rod (9) and a knob one (11), one of the sliding grooves is rotatably installed with a screw rod (10), the screw rod (10) penetrates one of the connecting cylinders (12), the screw rod (10) is in threaded connection with one of the connecting cylinders (12), the other sliding groove is fixedly installed with a limiting rod (9), the limiting rod (9) penetrates the other connecting cylinder (12), and the limiting rod (9) is in sliding fit with the other connecting cylinder (12); and the top of the screw rod (10) is fixedly installed with a knob one (11).

3. A new type of wall-mounted exhibition hall advertising board according to claim 1, characterized in that: The locking mechanism comprises a bolt (14) and a knob two (15), the top of the side of the connecting cylinder (12) close to the connecting column (13) is provided with a bolt (14), the bolt (14) penetrates the connecting cylinder (12), the bolt (14) is in threaded connection with the connecting cylinder (12), the bottom of the bolt (14) is in contact with the top of the connecting column (13), and the top of the bolt (14) is fixedly installed with a knob two (15).

4. A new type of wall-mounted exhibition hall advertising board according to claim 1, characterized in that: The top of the connecting plate one (1) and the bottom of the connecting plate two (2) are fixedly installed with a handle (6).

5. A new type of wall-mounted exhibition hall advertising board according to claim 4, characterized in that: The connecting plate one (1) is rotatably connected with the connecting plate two (2) through a hinge (7), and one side of the top of the connecting plate two (2) is fixedly installed with a touch-proof plate (8).

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