CN215954757U

CN215954757U - Assembled library publicity column of being convenient for

Info

Publication number: CN215954757U
Application number: CN202121809398.5U
Authority: CN
Inventors: 梁夏
Original assignee: Air Force Medical University of PLA
Current assignee: Air Force Medical University of PLA
Priority date: 2021-08-04
Filing date: 2021-08-04
Publication date: 2022-03-04
Anticipated expiration: 2031-08-04

Abstract

The utility model relates to a library publicity column convenient to assemble, which relates to the technical field of publicity columns.A publicity box left and right side walls are symmetrically fixed with two S-shaped connecting blocks, the upper part in each S-shaped connecting block is provided with a spring groove, an inserting rod is movably arranged in the spring groove, the upper end of the inserting rod passes through the spring groove and is fixed with a pull rod, the pull rod is suspended above the S-shaped connecting blocks, the inserting rod is sleeved with a compression spring, the compression spring is movably arranged in the spring groove, the upper end of the compression spring is fixed on the inner top wall of the spring groove, the lower end of the compression spring is fixed with a pressing block, the pressing block is sleeved and fixed on the outer peripheral wall of the inserting rod, the pressing block is abutted against the inner bottom wall of the spring groove, and the lower end of the inserting rod passes through the connecting groove and is suspended below the S-shaped connecting blocks; the assembly and disassembly are simple and easy to operate, and the popularization is facilitated.

Description

Assembled library publicity column of being convenient for

Technical Field

The utility model relates to the technical field of publicity columns, in particular to a library publicity column convenient to assemble.

Background

As is well known, a bulletin board is an auxiliary device used in public places or special places for posting publicity information to the public to make the information better known by the public, and is widely used in the technical field of publicity devices.

The maintenance is comparatively loaded down with trivial details to current publicity column installation, and the maintenance is dismantled to people of being not convenient for after the installation, and painting brush and instrument that use when can't depositing the propaganda, when people lack or forget and carry, influence people's work progress, and traditional propaganda poster need be fixed through glue or sticky tape, after long-time propaganda, lead to hardly clearing up and demolish, the use has brought certain adverse effect, and when the publicity column assembles, it is comparatively loaded down with trivial details to install, be unfavorable for promoting.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects and shortcomings of the prior art, the utility model provides the assembled library publicity column which is convenient to assemble, simple to assemble and disassemble, easy to operate and beneficial to popularization.

In order to achieve the purpose, the utility model adopts the following technical scheme: the propaganda box comprises a connecting column, a connecting mechanism, a propaganda box, a propaganda board and a reinforcing board; the connecting columns are arranged in a cuboid structure, a plurality of reinforcing plates are fixed on the outer peripheral wall of the lower part of each connecting column, a propaganda box is arranged between every two adjacent connecting columns, the connecting columns are connected with the propaganda box through a connecting mechanism, the propaganda box is hollow, the front side wall of the propaganda box is arranged in an open structure, and the left inner side wall and the right inner side wall of the upper part of the propaganda box are rotatably connected with the propaganda plates through shaft seats;

the connecting mechanism comprises an S-shaped connecting block, a square connecting block, a pull rod, an inserting rod, a compression spring and a pressing block; two S-shaped connecting blocks are symmetrically fixed on the left side wall and the right side wall of the propaganda box, a spring groove is arranged at the upper part in each S-shaped connecting block, an inserting rod is movably arranged in each spring groove, a pull rod is fixed at the upper end of each inserting rod after the upper end of each inserting rod passes through the spring groove, a compression spring is sleeved on each inserting rod and movably arranged in each spring groove, the upper end of each compression spring is fixed on the inner top wall of each spring groove, a pressing block is fixed at the lower end of each compression spring and sleeved and fixed on the outer peripheral wall of each inserting rod, the pressing block is abutted against the inner bottom wall of each spring groove, the lower end of each inserting rod passes through a connecting groove and is suspended below each S-shaped connecting block, the front end and the rear end of each connecting groove are arranged at the lower part in each S-shaped connecting block in a penetrating manner, the outer side wall of each connecting groove is in an open structure, and a square connecting block is movably inserted in each connecting groove, the other end of the square connecting block is fixed on the side wall of the connecting column, the inside of the square connecting block is vertically communicated with a jack, and the inserting rod is movably inserted in the jack.

Preferably, the spliced pole lower part seted up the wheel groove, this wheel inslot activity is provided with the universal wheel, the upper end of universal wheel is fixed with the rack, the left and right sides of rack is fixed with the slider, this slider slides and sets up in the spout, this spout is seted up on the lateral wall about the wheel groove, rack toothing is provided with the gear, the center pin both ends of gear utilize the bearing to connect soon to fix on the lateral wall about the wheel groove, the center pin on gear right side passes behind the inside right side wall of spliced pole, be fixed with the pivot, be fixed with the connecting rod on the other end of pivot, link up about the other end of connecting rod and seted up the crank groove, the crank inslot activity is worn to be equipped with the crank.

Preferably, the left end activity of crank insert and establish in the locating hole, a plurality of locating hole link up and set up on the right side wall of spliced pole, the right side of locating hole is provided with the stopper No. one, this stopper cover is established and is fixed on the periphery wall of crank, the right-hand member of crank is fixed with the stopper No. two, this stopper hangs and establishes the right side at the connecting rod.

Preferably, a magnetic plate is fixed on the front side wall of the publicity board, and a handle is fixed on the lower part of the magnetic plate.

Preferably, one end of the hydraulic rod is hinged to the left and right side walls of the inside of the propaganda box, and the other end of the hydraulic rod is hinged to the left and right ends of the rear side wall of the propaganda board.

Compared with the prior art, the utility model has the beneficial effects that:

1. the connecting mechanism can be used for rapidly assembling the connecting column and the propaganda box, and is convenient to disassemble and popularize.

2. Set up the universal wheel that can go up and down in the spliced pole, conveniently remove the publicity column, reduced the loss of manpower.

3. The hollow structure setting of propaganda case can regard as taking in of magnet piece and poster instrument.

4. Set up the magnetic sheet, fix the poster through the magnet piece, avoid glue and sticky tape to paste the back for a long time difficult clearance.

Description of the drawings:

fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a schematic view of the internal structure of the present invention.

FIG. 3 is a schematic view showing the internal structure of the propaganda box of the present invention.

Fig. 4 is an enlarged view of a portion a in fig. 2.

Fig. 5 is an enlarged view of a portion B in fig. 2.

Description of reference numerals:

the device comprises a connecting column 1, a connecting mechanism 2, an S-shaped connecting block 2-1, a square connecting block 2-2, a connecting groove 2-3, a spring groove 2-4, a pull rod 2-5, an inserting rod 2-6, a compression spring 2-7, a pressing block 2-8, an inserting hole 2-9, a propaganda box 3, a propaganda board 4, a reinforcing plate 5, a wheel groove 6, a universal wheel 7, a rack 8, a sliding block 9, a sliding groove 10, a gear 11, a rotating shaft 12, a connecting rod 13, a crank groove 14, a crank 15, a positioning hole 16, a first limiting block 17, a second limiting block 18, a magnetic plate 19, a handle 20 and a hydraulic rod 21.

The specific implementation mode is as follows:

the technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings, and the preferred embodiments in the description are only examples, and all other embodiments obtained by those skilled in the art without any inventive work belong to the protection scope of the present invention.

As shown in fig. 1 to 5, the following technical solutions are adopted in the present embodiment: the advertising board comprises a connecting column 1, a connecting mechanism 2, a propaganda box 3, a propaganda board 4 and a reinforcing board 5; the connecting columns 1 are arranged in a cuboid structure, a plurality of reinforcing plates 5 are fixedly welded on the outer peripheral wall of the lower part of each connecting column 1, a propaganda box 3 is arranged between every two adjacent connecting columns 1, each connecting column 1 is connected with the propaganda box 3 through a connecting mechanism 2, each propaganda box 3 is hollow, the front side wall of each propaganda box is arranged in an open structure, and the left inner side wall and the right inner side wall of the upper part of each propaganda box 3 are screwed with propaganda plates 4 through shaft seats;

the connecting mechanism 2 comprises an S-shaped connecting block 2-1, a square connecting block 2-2, a pull rod 2-5, an inserted rod 2-6, a compression spring 2-7 and a pressing block 2-8; two S-shaped connecting blocks 2-1 are symmetrically fixed on the left side wall and the right side wall of the propaganda box 3 through bolts, spring grooves 2-4 are arranged at the upper parts in the S-shaped connecting blocks 2-1, inserting rods 2-6 are movably arranged in the spring grooves 2-4, pull rods 2-5 are fixedly welded after the upper ends of the inserting rods 2-6 penetrate through the spring grooves 2-4, the pull rods 2-5 are hung above the S-shaped connecting blocks 2-1, compression springs 2-7 are sleeved on the inserting rods 2-6, the compression springs 2-7 are movably arranged in the spring grooves 2-4, the upper ends of the compression springs 2-7 are fixed on the inner top wall of the spring grooves 2-4 through bolts, pressing blocks 2-8 are fixed at the lower ends of the compression springs 2-7 through bolts, and the pressing blocks 2-8 are sleeved and fixed on the outer peripheral walls of the inserting rods 2-6, the pressing block 2-8 is abutted against the inner bottom wall of the spring groove 2-4, the lower end of the insertion rod 2-6 is suspended below the S-shaped connecting block 2-1 after penetrating through the connecting groove 2-3, the connecting groove 2-3 is arranged at the lower part in the S-shaped connecting block 2-1 in a front-back through mode, the outer side wall of the connecting groove 2-3 is in an open structure, the square connecting block 2-2 is movably inserted into the connecting groove 2-3, the other end of the square connecting block 2-2 is fixed on the side wall of the connecting column 1 through a bolt, an insertion hole 2-9 is vertically arranged in the square connecting block 2-2 in a through mode, and the insertion rod 2-6 is movably inserted into the insertion hole 2-9; the lower part of the connecting column 1 is provided with a wheel groove 6, a universal wheel 7 is movably arranged in the wheel groove 6, a rack 8 is fixed at the upper end of the universal wheel 7 through a bolt, sliders 9 are fixedly welded at the left side and the right side of the rack 8, the sliders 9 are slidably arranged in chutes 10, the chutes 10 are arranged on the left side wall and the right side wall of the wheel groove 6, the rack 8 is meshed with a gear 11, two ends of a central shaft of the gear 11 are screwed and fixed on the left side wall and the right side wall of the wheel groove 6 through bearings, a central shaft at the right side of the gear 11 penetrates through the inner right side wall of the connecting column 1 and is fixedly welded with a rotating shaft 12, a connecting rod 13 is fixedly welded at the other end of the rotating shaft 12, a crank groove 14 is formed in the left and right direction of the other end of the connecting rod 13, and a crank 15 is movably inserted in the crank groove 14; the left end of the crank handle 15 is movably inserted into the positioning hole 16, the positioning holes 16 are arranged on the right side wall of the connecting column 1 in a penetrating mode, a first limiting block 17 is arranged on the right side of the positioning hole 16, the first limiting block 17 is fixedly sleeved on the outer peripheral wall of the crank handle 15 in a sleeved mode, a second limiting block 18 is fixedly welded to the right end of the crank handle 15 in a welded mode, and the second limiting block 18 is arranged on the right side of the connecting rod 13 in a hanging mode; a magnetic plate 19 is fixed on the front side wall of the publicity board 4 through bolts, and a handle 20 is fixed on the lower part of the magnetic plate 19 through bolts; one end of the hydraulic rod 21 is hinged on the left and right side walls of the inside of the propaganda box 3, and the other end of the hydraulic rod 21 is hinged on the left and right ends of the rear side wall of the propaganda board 4.

The working principle of the specific embodiment is as follows: when the device is used, the pull rod 2-5 is pulled, the press block 2-8 compresses and deforms the compression spring 2-7, the inserted link 2-6 leaves the connecting groove 2-3, the square connecting block 2-2 of the connecting column 1 is inserted into the connecting groove 2-3 of the S-shaped connecting block 2-1, the pull rod 2-5 is loosened, the inserted link 2-6 is inserted into the inserting hole 2-9 of the square connecting block 2-2 under the resilience of the compression spring 2-7, the steps are repeated, all the connecting columns 1 and the propaganda box 3 are assembled, the crank 15 on the connecting column 1 is shaken, the crank drives the connecting rod 13 and the rotating shaft 12 to rotate, the gear 11 is driven to rotate, the rotation of the gear 11 drives the rack 8 to move up and down in the sliding groove 10 through the sliding block 9, and the universal wheel 7 below the rack 8 extends out of the wheel groove 6 or is retracted into the wheel groove 6, and the left end of the crank 15 is inserted into the positioning hole 16 for positioning, so that the assembled publicity column can be moved integrally, the publicity board 4 is opened by pulling the handle 20 forwards, the magnet block in the publicity box 3 is taken out, the publicity board 4 is closed, and the poster is fixed on the magnetic board 19 through the magnet.

After adopting above-mentioned structure, this embodiment's beneficial effect is as follows:

3. the connecting mechanism 2 can be used for rapidly assembling the connecting column 1 and the propaganda box 3, and is convenient to disassemble and popularize.

4. Set up the universal wheel 7 that can go up and down in the spliced pole 1, conveniently remove the publicity column, reduced the loss of manpower.

3. The hollow structure of the propaganda box 3 is arranged, and can be used for accommodating magnet blocks and poster tools.

4. Set up magnetic sheet 19, fix the poster through the magnet piece, avoid glue to paste the back with the sticky tape for a long time difficult clearance.

It will be appreciated by those skilled in the art that modifications and equivalents may be made to the embodiments described above, and that various modifications, equivalents, improvements and the like may be made without departing from the spirit and scope of the utility model.

Claims

1. A library publicity column convenient to assemble comprises a connecting column (1), a connecting mechanism (2), a publicity box (3), a publicity board (4) and a reinforcing plate (5); the connecting columns (1) are arranged in a cuboid structure, a plurality of reinforcing plates (5) are fixed on the outer peripheral wall of the lower portion of each connecting column (1), a propaganda box (3) is arranged between every two adjacent connecting columns (1), each connecting column (1) is connected with the corresponding propaganda box (3) through a connecting mechanism (2), each propaganda box (3) is hollow, the front side wall of each propaganda box is arranged in an open structure, and the left inner side wall and the right inner side wall of the upper portion of each propaganda box (3) are connected with propaganda plates (4) in a rotating mode through shaft seats;

the method is characterized in that: the connecting mechanism (2) comprises an S-shaped connecting block (2-1), a square connecting block (2-2), a pull rod (2-5), an inserting rod (2-6), a compression spring (2-7) and a pressing block (2-8); two S-shaped connecting blocks (2-1) are symmetrically fixed on the left side wall and the right side wall of the propaganda box (3), spring grooves (2-4) are formed in the upper portions of the S-shaped connecting blocks (2-1), inserting rods (2-6) are movably arranged in the spring grooves (2-4), pull rods (2-5) are fixed after the upper ends of the inserting rods (2-6) penetrate through the spring grooves (2-4), the pull rods (2-5) are suspended above the S-shaped connecting blocks (2-1), compression springs (2-7) are sleeved on the inserting rods (2-6), the compression springs (2-7) are movably arranged in the spring grooves (2-4), the upper ends of the compression springs (2-7) are fixed on the inner top walls of the spring grooves (2-4), pressing blocks (2-8) are fixed at the lower ends of the compression springs (2-7), the pressing block (2-8) is sleeved and fixed on the peripheral wall of the inserted link (2-6), the pressing block (2-8) is propped against the inner bottom wall of the spring groove (2-4), the lower end of the inserted link (2-6) is suspended below the S-shaped connecting block (2-1) after passing through the connecting groove (2-3), the connecting groove (2-3) is arranged at the lower part of the S-shaped connecting block (2-1) in a front-back through way, the outer side wall of the connecting groove (2-3) is arranged in an open structure, a square connecting block (2-2) is movably inserted in the connecting groove (2-3), the other end of the square connecting block (2-2) is fixed on the side wall of the connecting column (1), and the inner part of the square connecting block (2-2) is provided with jacks (2-9) which are communicated up and down, and the inserting rods (2-6) are movably inserted in the jacks (2-9).

2. A library billboard facilitated by assembly according to claim 1, further comprising: a wheel groove (6) is arranged at the lower part of the connecting column (1), a universal wheel (7) is movably arranged in the wheel groove (6), a rack (8) is fixed at the upper end of the universal wheel (7), sliding blocks (9) are fixed at the left side and the right side of the rack (8), the sliding block (9) is arranged in a sliding groove (10) in a sliding way, the sliding groove (10) is arranged on the left side wall and the right side wall of the wheel groove (6), the rack (8) is meshed with a gear (11), two ends of a central shaft of the gear (11) are screwed and fixed on the left side wall and the right side wall of the wheel groove (6) by using bearings, the central shaft on the right side of the gear (11) passes through the inner right side wall of the connecting column (1), a rotating shaft (12) is fixed, a connecting rod (13) is fixed at the other end of the rotating shaft (12), a crank groove (14) is formed in the left end and the right end of the connecting rod (13) in a penetrating mode, and a crank (15) penetrates through the crank groove (14) in a movable mode.

3. A library billboard as defined in claim 2 which facilitates assembly, the library billboard further comprising: the left end activity of crank (15) insert and establish in locating hole (16), a plurality of locating hole (16) link up and set up on the right side wall of spliced pole (1), the right side of locating hole (16) is provided with stopper (17) No. one, this stopper (17) cover is established and is fixed on the periphery wall of crank (15), the right-hand member of crank (15) is fixed with stopper (18) No. two, this stopper (18) hang and establish the right side at connecting rod (13).

4. A library billboard facilitated by assembly according to claim 1, further comprising: a magnetic plate (19) is fixed on the front side wall of the publicity board (4), and a handle (20) is fixed on the lower part of the magnetic plate (19).

5. A library billboard facilitated by assembly according to claim 1, further comprising: one end of the hydraulic rod (21) is hinged to the left and right side walls of the interior of the propaganda box (3), and the other end of the hydraulic rod (21) is hinged to the left and right ends of the rear side wall of the propaganda board (4).