CN113707058A - High security advertisement display board - Google Patents

High security advertisement display board Download PDF

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Publication number
CN113707058A
CN113707058A CN202111000112.3A CN202111000112A CN113707058A CN 113707058 A CN113707058 A CN 113707058A CN 202111000112 A CN202111000112 A CN 202111000112A CN 113707058 A CN113707058 A CN 113707058A
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China
Prior art keywords
display board
advertisement display
board
plate
advertisement
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Granted
Application number
CN202111000112.3A
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Chinese (zh)
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CN113707058B (en
Inventor
魏周
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Hangzhou Yilan Marketing Planning Co ltd
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Individual
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Priority to CN202111000112.3A priority Critical patent/CN113707058B/en
Publication of CN113707058A publication Critical patent/CN113707058A/en
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Publication of CN113707058B publication Critical patent/CN113707058B/en
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    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09FDISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F15/00Boards, hoardings, pillars, or like structures for notices, placards, posters, or the like
    • G09F15/0006Boards, hoardings, pillars, or like structures for notices, placards, posters, or the like planar structures comprising one or more panels
    • G09F15/0018Boards, hoardings, pillars, or like structures for notices, placards, posters, or the like planar structures comprising one or more panels panel clamping or fastening means
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09FDISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F15/00Boards, hoardings, pillars, or like structures for notices, placards, posters, or the like
    • G09F15/02Bills, posters, or the like therefor

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)

Abstract

The invention discloses a high-safety advertisement display board which comprises an advertisement display board, a glass board and support columns arranged on two sides of the advertisement display board, wherein the advertisement display board is of a hollow structure with an open front side, the glass board is embedded into the inner side of the advertisement display board, a concave board is arranged on the edge of the glass board, the opening of the concave board faces the advertisement display board, and the concave board is connected with the inner side of the advertisement display board through an adjusting rod. This high security advertisement show tablet uses through the cooperation of advertisement show board, glass board, concave surface board, regulation pole, spout, sliding component, centre gripping subassembly and locking Assembly, and this application technical scheme has solved traditional advertisement show tablet through linking up and compact structure, is not convenient for carry out the problem of changing to the poster paper, further improvement the security of poster paper in the change, also can avoid the user to artificially lift up the glass board, and consume the too much physical power of user.

Description

High security advertisement display board
Technical Field
The invention belongs to the field of billboards, and particularly relates to a high-safety advertisement display board.
Background
With the development of the times, the application of the advertisement display board is becoming a well-known tool as a carrier of advertisement information for transmitting information to the society, wherein the use of the advertisement display board is widely known in transportation places such as subway stations, high-speed rail stations, airports, and the like.
However, with the continuous replacement of the advertisement, the technicians in the field need to artificially tilt and stretch the glass on the advertisement display board outwards from the hinged shaft at the top of the advertisement display board, at the time, the glass and the advertisement display board are in a tilted shape, the technicians in the field need to cooperate with a plurality of people to complete the replacement work of the advertisement, one person needs to support the lower end edge of the glass, the other person needs to squat and bend down to replace the advertisement, the replacement method is obviously time-consuming and labor-consuming, the glass and the advertisement display board are tilted and opposite, the technicians in the field need to artificially support and lift the glass, excessive physical strength of the technicians in the field is inevitably consumed, in the process that the user supports and lifts the glass, the glass is made of a relatively-material and has a relatively sharp surface, the hand of the user is easily scratched due to the scratch on the surface of the glass, in addition, the glass and the advertisement display board are more importantly tilted and opposite, the contact rate of the glass and an external object is easily increased, if the external uncontrollable factor collides the glass, the glass is easily cracked, and the safety of personnel around the advertisement display board is threatened.
It can be seen that there is a need in the art to design a new high security advertising display panel to solve the above problems.
Disclosure of Invention
In view of the above, the present invention provides a high-security advertisement display board, so as to solve the problems of inconvenience and poor security of the conventional advertisement display board in the prior art. The invention is realized by the following technical scheme:
a high-safety advertisement display board comprises an advertisement display board, a glass board and support columns arranged on two sides of the advertisement display board, wherein the advertisement display board is of a hollow structure with an open front side, the glass board is embedded into the inner side of the advertisement display board, a concave board is arranged on the edge of the glass board, the opening of the concave board faces the advertisement display board, the concave board is connected with the inner side of the advertisement display board through an adjusting rod, a sliding groove is formed in the inner side of the advertisement display board, and the end part of the sliding groove is arc-shaped and is matched with the end part of the adjusting rod;
a sliding assembly is arranged on one side of the concave panel facing the advertisement display board, and a clamping assembly for clamping and fixing the advertisement paper is configured on the sliding assembly;
and the concave panel is provided with a locking assembly for fixedly locking the concave panel.
Furthermore, the sliding assembly comprises electromagnetic slide rails arranged at two ends of the surface of the concave plate and electromagnetic slide blocks arranged on the electromagnetic slide rails, and the electromagnetic slide blocks are detachably connected with the clamping assembly.
Further, dispose the opening base on the electromagnetism slider, and the inboard circumference of opening base is provided with the positive pole magnet, dispose the negative pole magnet of embedding to the opening inboard on the opening base, the negative pole magnet is connected with the centre gripping subassembly.
Further, the centre gripping subassembly includes the extension board that is connected with the negative pole magnet to and the activity sets up the splint between extension board and glass board, the extension board has the threaded rod just to splint setting, the tip that the splint were kept away from to the threaded rod is provided with the nut, splint are made for the rubber material, and its side surface towards the extension board is provided with anti-skidding line.
Furthermore, the splint is made of rubber materials, and the surface of one side of the splint facing the support plate is provided with anti-skidding lines.
Furthermore, the adjusting rod comprises an upper section body matched with the sliding groove and a lower section body connected with the concave panel, and the upper section body is hinged with the lower section body.
Furthermore, the upper section body and the lower section body are provided with pin holes, and limit pieces are arranged on the pin holes.
Further, locking Assembly includes cavity swivel nut, screw rod, set up in the butt piece of screw rod tip and with butt piece matched with latch segment, the both sides of cavity swivel nut have just to the telescopic hole that sets up, the latch segment that sets up along its length direction has in the telescopic hole, the cover is equipped with expanding spring on the latch segment, expanding spring's both ends are fixed respectively on the inner wall and the latch segment in telescopic hole, under the expanding spring initial state, the latch segment inner at least part is outstanding to inside the cavity swivel nut, the side of advertisement show board seted up with cavity swivel nut assorted thread groove, the side of concave surface board seted up with cavity swivel nut assorted jack, the tip of latch segment and butt piece all has the circular arc chamfer.
Furthermore, the bottom of the concave panel is provided with a dust guard in a detachable manner.
Further, one side of the advertisement display board is provided with a fixing component for fixing the luggage case.
The invention has the beneficial effects that:
the high-safety advertisement display board is characterized in that through the matching use of the advertisement display board, the glass board, the concave board, the adjusting rod, the sliding chute, the sliding assembly, the clamping assembly and the locking assembly, a user can stretch the glass board along with the concave board, the adjusting rod slides to the inner side of the circular arc port of the sliding chute at the moment, the advertisement paper can be fixed under the action of the clamping assembly at the moment, the sliding assembly drives the advertisement paper to move to the position close to the top of the back of the glass board, and then the user pushes the glass board and the concave board back to the inner side of the advertisement display board, and utilize locking Assembly to fix it, this application technical scheme has solved traditional advertisement show tablet through linking up and compact structure, is not convenient for carry out the problem of changing to the poster paper, and further improvement the security of poster paper in the change, also can avoid the user to artificially lift the glass board, and consume the too much physical power of user.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention may be realized and attained by the means of the instrumentalities and combinations particularly pointed out hereinafter.
Drawings
FIG. 1 is a schematic view of a concave panel and a glass panel of the present invention in an extended state;
FIG. 2 is a schematic view of the concave panel and the glass panel of the present invention in an extended state II;
FIG. 3 is a schematic view of the concave plate and the glass plate in an extended state according to the present invention;
FIG. 4 is a schematic view IV of the concave plate and the glass plate in an extended state according to the present invention;
FIG. 5 is a schematic view of the concave plate and the glass plate in a contracted state according to the present invention;
FIG. 6 is a partial perspective view of a concave panel of the present invention;
fig. 7 is a partial perspective view II of a concave panel according to the present invention;
fig. 8 is a partial perspective view of a concave panel of the present invention, schematically illustrated in fig. III;
fig. 9 is a partial perspective view IV of a concave panel according to the present invention;
FIG. 10 is a cross-sectional view of a hollow insert of the present invention;
FIG. 11 is a schematic view of the locking block of FIG. 9 in an expanded state;
FIG. 12 is a front view of the hollow insert of the present invention;
FIG. 13 is a partial perspective view of an adjustment lever of the present invention;
FIG. 14 is a partial perspective view of an adjustment lever of the present invention shown in FIG. II;
FIG. 15 is a schematic view showing a conventional glass plate in an extended state;
FIG. 16 is a partial perspective view of the securing assembly I;
fig. 17 is a partial perspective view of the securing assembly II.
In the figure: 1. an advertisement display board; 2. a support pillar; 3. a glass plate; 4. a concave panel; 5. a chute; 6. Adjusting a rod; 601. a lower segment body; 602. an upper segment body; 7. a sliding assembly; 701. an electromagnetic slide rail; 702. an electromagnetic slider; 8. a port base; 9. a negative pole magnet; 10. a clamping assembly; 1001. a support plate; 1002. a splint; 11. a nut; 12. a threaded rod; 13. a limiting member; 14. a locking assembly; 1401. a screw; 1402. A hollow thread insert; 1403. a butting block; 1404. a locking block; 15. a dust-proof plate; 16. a control button; 17. a power jack; 18. an electric push rod; 19. a fixing assembly; 1901. an elastic cord; 1902. a fixing plate; 20. a locking mechanism; 2001. connecting ropes; 2002. a limiting rod; 2003. a limiting groove; 21. a movable plate; 2101. a movable main board; 2102. a movable sub-plate; 22. an elastic limit key; 23. a limiting hole; 24. Perforating; 25. a cover plate; 26. a jack; 27. a thread groove.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
In the specific implementation: as shown in fig. 1 to 15, a high-security advertisement display board comprises an advertisement display board 1, a glass board 3 and support columns 2 arranged on two sides of the advertisement display board, wherein the advertisement display board is of a hollow structure with an open front side, the glass board is embedded into the inner side of the advertisement display board, a concave board 4 is arranged on the edge of the glass board, the opening of the concave board faces the advertisement display board, the concave board is connected with the inner side of the advertisement display board through an adjusting rod, a chute 5 is arranged on the inner side of the advertisement display board, and the end of the chute is arc-shaped and is adapted to the end of the adjusting rod;
a sliding assembly 7 is arranged on one side of the concave panel facing the advertisement display panel, and a clamping assembly 10 for clamping and fixing the advertisement paper is arranged on the sliding assembly;
the concave panel is provided with a locking assembly 14 for fixedly locking the concave panel;
the working principle is as follows: the user can selectively loosen the locking component according to the requirement, then the glass plate and the concave plate are drawn out together, at the moment, the advertising paper can be placed at the position close to the bottom of the back of the glass plate and extends into the gap between the glass plate and the advertising display plate from the position, the advertising paper is clamped by the clamping component, then under the action of the sliding component, the advertising paper is driven to automatically rise to the position close to the top of the back of the glass plate, then the glass plate is pushed backwards, at the moment, the adjusting rod slides on the inner side of the sliding chute until sliding into the position close to the end part of the sliding chute, then the glass plate and the concave plate are fixed again by the locking component to avoid the loosening, wherein the end part of the sliding chute is designed into a circular arc shape and is matched with the adjusting rod, the purpose is that when the adjusting rod slides to the farthest distance, the end part of the adjusting rod is embedded into the circular arc-shaped inner side of the sliding chute along the same trend, therefore, the adjusting rod is clamped with the adjusting rod, the adjusting rod is fixed, and at the moment, a user can continuously replace the advertising paper without worrying about the situation that the glass plate and the concave plate are still loosened.
In this embodiment: the sliding component 7 comprises an electromagnetic slide rail 701 arranged at two ends of the surface of the concave plate and an electromagnetic slide block 702 arranged on the electromagnetic slide rail, the electromagnetic slide block is detachably connected with the clamping component, the electromagnetic slide block can be referred to the attached figure 4 of the specification, a power supply jack 17 and a control button 16 are arranged at the bottom of the advertisement display board, the power supply can be supplied to the device through the power supply jack, the electromagnetic slide block can be controlled through the control button after the clamping component finishes fixing the advertisement paper, the operation method can facilitate the replacement of the advertisement paper, the purpose of manually holding the advertisement paper can be achieved, the convenience of the device is improved, the manpower is saved, the electromagnetic slide block is detachably connected with the clamping component, the purpose is that when the electromagnetic slide block slides to the position close to the bottom end of the electromagnetic slide rail, the clamping component can be detached in advance, after the advertisement paper is clamped, and then the glass plate is connected with the electromagnetic slide block, so that the problems that the space between the glass plate and the advertisement display plate is too small, and the advertisement paper is inconvenient to replace and operate are solved.
In this embodiment: the electromagnetic sliding block is provided with a through hole base 8, the inner side of the through hole base is circumferentially provided with a positive magnet, the through hole base is provided with a negative magnet 9 embedded into the inner side of the through hole, the negative magnet is connected with the clamping component, when the clamping component needs to be taken out, only the negative magnet needs to be pulled out of the inner side of the through hole base, and after the clamping component clamps and fixes the advertising paper, only the negative magnet needs to be plugged into the inner side of the through hole base again, at the moment, the positive magnet and the negative magnet attract each other in opposite polarity, the purpose of fixing the clamping component can be achieved, the embodiment adopts a fixing mode that the positive magnet and the negative magnet attract each other, one can conveniently operate in a narrow gap between the advertising display board and the glass board, other complicated operation steps are not needed, in addition, in the clamping connection of the limiting part and the pin hole, the negative magnet stretches into the inner side of the through hole base, and under the magnetic attraction coordination of the positive magnet and the negative magnet, the clamping component is fixed, and the stability of the clamping component can be enhanced.
In this embodiment: centre gripping subassembly 10 includes extension board 1001 and splint 1002 that are connected with the negative pole magnet, be provided with threaded rod 12 on the splint, have on the extension board with threaded rod assorted through-hole, the threaded rod is located the extension board and is close to one side of advertisement show board, and threaded rod one end extends to the opposite side of extension board through the through-hole, the tip of threaded rod is provided with nut 11, the gap department between extension board and splint can be put with the poster paper to this place, laminate splint and extension board as far as afterwards mutually, rotate the nut this moment, through its and threaded rod threaded connection, hug closely in the extension board until the nut, thereby reach the fixed purpose to the splint, alright form fixed centre gripping to the poster paper this moment.
In this embodiment: splint form for the preparation of rubber material, and its one side surface towards the extension board is provided with anti-skidding line, and the design of this department is the rubber material with splint to be equipped with anti-skidding line with its surface, its purpose increase and the advertising paper between frictional force, further avoid the advertising paper to its fixed in-process at the centre gripping subassembly, appear not hard up phenomenon.
In this embodiment: the adjusting rod 6 comprises an upper section body 602 matched with the sliding chute and a lower section body 601 connected with the concave panel, and the upper section body is hinged with the lower section body, and reference can be made to the attached drawings 13-14 in the specification, the adjusting rod is arranged into the upper section body and the lower section body which are hinged, the purpose is to replace the advertising paper, if the height of a person skilled in the art is not enough, the advertising paper is not convenient to replace, the glass panel can be continuously pulled outwards, at the moment, the upper section body inevitably falls to the arc end of the sliding chute, the lower section body moves along with the upper section body, under the action of gravity of the glass panel, the included angle between the lower section body and the upper section body inevitably tends to 90 degrees as much as possible, at the moment, the height of the glass panel and the concave panel is reduced, and therefore, the device can be operated by different persons skilled in the art.
In this embodiment: the upper section body and the lower section body are provided with pin holes, the limiting piece 13 is configured on the limiting pin holes, the limiting piece can be inserted into the inner sides of the pin holes when the glass plate is pushed back to the original position of the inner side of the advertisement display plate, so that the upper section body and the lower section body are horizontally connected, when the height of the glass plate needs to be reduced, the limiting piece only needs to be pulled out from the inner sides of the pin holes, and the upper section body and the lower section body are prevented from still being in a movable state when the height of the glass plate does not need to be adjusted.
In this embodiment: the locking assembly 14 comprises a hollow barrel 1402, a screw 1401, a butt block 1403 and a locking block 1404 which are arranged at the end part of the screw, the top of the hollow barrel has an opening, the inner diameter of the opening is smaller than the inner diameter of the inner side of the hollow barrel, the inner side of the opening of the hollow barrel has a screw thread matched with the screw, telescopic holes are arranged at two sides of the hollow barrel, the depth direction of the inner side of the telescopic holes is connected with the locking block through a telescopic spring, one end of the locking block is flush with the hollow barrel, the other end of the locking block at least partially extends to the inner side of the hollow barrel, a thread groove matched with the hollow barrel is arranged at the side surface of the advertisement display board, a jack matched with the hollow barrel is arranged at the side surface of the concave board, the end parts of the locking block and the butt block are provided with arc chamfers, and reference can be made to the drawings 10-12 in the specification, when the glass board and the concave board are required to be fixed, only the hollow screw sleeve is screwed on the inner side of the thread groove in a threaded manner, and the end part of the hollow screw sleeve extends to the inner side of the jack, wherein the extending depth of the hollow screw sleeve needs to enable the telescopic hole to be located on the inner side of the concave panel, the screw rod is rotated at the moment, the screw rod drives the abutting block to start moving in the extending process until the abutting block is contacted with the locking block to abut against the locking block, the locking block starts to extend towards the outer side of the telescopic hole at the moment, the extended locking block can form a support with the inner side surface of the concave panel to achieve the purpose of fixing the concave panel, the hollow screw sleeve is in threaded connection with the thread groove on the side surface of the advertisement display panel at the moment, the purpose of jointly locking the advertisement display panel and the concave panel can be achieved, when the glass panel needs to be pulled out and the advertisement paper is replaced, the screw rod only needs to be rotated first to be lifted and adjusted to extend out of the inner side of the hollow screw sleeve as much as possible, at the moment, the abutting block loses abutting force on the locking block, the locking block contracts towards the inner side of the telescopic hole under the action of the telescopic spring, the locking block loses supporting force on the concave surface plate, and the concave surface plate and the glass plate are in a movable state.
In this embodiment: the bottom of concave surface board is dismantled and is provided with dust guard 15, and here is through the dust guard, can avoid the dust to enter into the interval gap department of glass board and advertisement show board by the bottom of concave surface board, and when needs change the advertising paper, only need to dismantle the dust guard can.
In this embodiment: a fixing component for fixing the luggage case is arranged on one side of the advertisement display board, an electric push rod 18 is arranged at the bottom of the advertisement display board, the end part of a piston rod of the electric push rod faces to the direction far away from the advertisement display board, and the end part of the piston rod is connected with a fixing component 19 for fixing the draw-bar case;
the fixing assembly comprises an elastic rope 1901 connected with the electric push rod, a fixing plate 1902 arranged at the end part of the elastic rope and a locking mechanism 20 arranged on the fixing plate and used for locking the handle of the draw-bar box, when a user needs to fix the draw-bar box, the locking mechanism can be firstly matched with the elastic rope and the fixing plate to wind and lock the handle of the draw-bar box, and then the electric push rod is shortened until no elastic moving space exists between the elastic rope and the draw-bar box, so that the stability of the draw-bar box is ensured;
the locking mechanism comprises a connecting rope 2001 connected with the bottom wall of the fixing plate, a limiting rod 2002 hinged to the end of the connecting rope and a limiting groove 2003 arranged on the surface of one side, far away from the limiting rod, of the fixing plate, wherein an opening is formed in the fixing plate, when a handle on the draw-bar box needs to be wound and locked, the limiting rod firstly rotates to penetrate through the opening, and then the limiting rod is clamped to the inner side of the limiting groove, so that the purpose of fixing the handle on the draw-bar box is achieved, and the draw-bar box is prevented from sliding randomly;
the both sides of fixed plate are articulated to be provided with fly leaf 21, the fly leaf includes the activity mainboard 2101 that is connected with the fixed plate and the articulated activity subplate 2102 of being connected with the activity mainboard, the tip of activity subplate is provided with the apron, spacing hole has been seted up on the activity subplate, the side of fixed plate is provided with the elasticity spacing key 22 with spacing hole 23 assorted, this department is after the gag lever post block in the inboard of spacing groove, rotate the fly leaf, make the side of moon fixed plate hugged closely to the activity mainboard, rotate the activity subplate afterwards, make the apron be located the top of gag lever post, need block in the inboard of spacing hole with the elasticity spacing key this moment, thereby accomplish the closing cap to the gag lever post, avoid the gag lever post in the inboard roll-off of spacing groove, the stability between this device and the draw-bar box has been strengthened.
The above is only a preferred embodiment of the present invention, and it should be noted that several modifications and improvements made by those skilled in the art without departing from the technical solution should also be considered as falling within the scope of the claims.

Claims (10)

1. The utility model provides a high security advertisement display board, includes advertisement display board, glass board and sets up in the support column of advertisement display board both sides, the advertisement display board is front side open-ended hollow structure, the glass board imbeds to the inboard of advertisement display board, its characterized in that: the edge of the glass plate is provided with a concave surface plate, the opening of the concave surface plate faces the advertisement display plate, the concave surface plate is connected with the inner side of the advertisement display plate through an adjusting rod, the inner side of the advertisement display plate is provided with a sliding groove, and the end part of the sliding groove is arc-shaped and is matched with the end part of the adjusting rod;
a sliding assembly is arranged on one side of the concave panel facing the advertisement display board, and a clamping assembly for clamping and fixing the advertisement paper is configured on the sliding assembly;
and the concave panel is provided with a locking assembly for fixedly locking the concave panel.
2. A high security advertising display board according to claim 1, wherein: the sliding assembly comprises electromagnetic sliding rails arranged at two ends of the surface of the concave plate and electromagnetic sliding blocks arranged on the electromagnetic sliding rails, and the electromagnetic sliding blocks are detachably connected with the clamping assembly.
3. A high security advertising display board according to claim 2, wherein: dispose the opening base on the electromagnetism slider, and the inboard circumference of opening base is provided with the positive pole magnet, dispose the negative pole magnet of embedding to the opening inboard on the opening base, the negative pole magnet is connected with the centre gripping subassembly.
4. A high security advertising display board according to claim 3, wherein: the clamping assembly comprises a support plate connected with the negative magnet and a clamping plate movably arranged between the support plate and the glass plate, the support plate is provided with a threaded rod right opposite to the clamping plate, a nut is arranged at the end part, away from the clamping plate, of the threaded rod, the clamping plate is made of rubber materials, and anti-skidding lines are arranged on one side surface, facing the support plate, of the clamping plate.
5. A high security advertising display board according to claim 4, wherein: the splint are made of rubber materials, and anti-slip lines are arranged on the surface of one side, facing the support plate, of the splint.
6. A high security advertising display board according to claim 1, wherein: the adjusting rod comprises an upper section body matched with the sliding groove and a lower section body connected with the concave panel, and the upper section body is hinged with the lower section body.
7. A high security advertising display board according to claim 6, wherein: the upper section body and the lower section body are provided with pin holes, and limit pieces are arranged on the pin holes.
8. A high security advertising display board according to claim 1, wherein: locking Assembly includes cavity swivel nut, screw rod, sets up in the butt piece of screw rod tip and with butt piece matched with latch segment, the both sides of cavity swivel nut have just to the flexible hole that sets up, the latch segment that sets up along its length direction has in the flexible hole, the cover is equipped with expanding spring on the latch segment, expanding spring's both ends are fixed respectively on the inner wall and the latch segment in flexible hole, under the expanding spring initial condition, latch segment inner at least part is outstanding to inside the cavity swivel nut, the side of advertisement show board seted up with cavity swivel nut assorted thread groove, the side of concave surface board seted up with cavity swivel nut assorted jack, the tip of latch segment and butt piece all has the circular arc chamfer.
9. A high security advertising display board according to claim 1, wherein: the bottom of the concave panel is provided with a dust guard in a detachable mode.
10. A high security advertising display board according to claim 1, wherein: one side of the advertisement display board is provided with a fixing component for fixing the luggage case.
CN202111000112.3A 2021-08-26 2021-08-26 High security advertisement show tablet Active CN113707058B (en)

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CN113707058B CN113707058B (en) 2023-05-12

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