CN217181774U

CN217181774U - Propaganda device

Info

Publication number: CN217181774U
Application number: CN202220042231.9U
Authority: CN
Inventors: 扈晓婕; 王宁宁; 张哲�; 赵小娟; 马恬婧
Original assignee: Jiaozuo university
Current assignee: Jiaozuo university
Priority date: 2022-01-10
Filing date: 2022-01-10
Publication date: 2022-08-12
Anticipated expiration: 2032-01-10

Abstract

The utility model relates to a propaganda device, including the outer sleeve, the internal surface both sides of outer sleeve all are provided with the rack, the internal surface sliding connection of outer sleeve has the inner sleeve, one side swing joint of inner sleeve has the gear, one side and the rack toothing of gear, the opposite side meshing of gear has the rack bar, the surface of rack bar and the internal surface sliding connection of inner sleeve, the middle part of rack bar has seted up first spacing groove, the upper end of rack bar has seted up the second spacing groove; the utility model discloses a take out the publicity board from the recess of putting the pallet, rotate the bolt and make bolt and nut break away from, press the lower extreme of gag lever post, make the upper end of gag lever post break away from first spacing groove, extrude the rack bar downwards simultaneously, until the upper end and the second spacing groove joint of gag lever post to accomplish the dismantlement of this propaganda device, reduce the volume of this propaganda device, convenient transportation.

Description

Propaganda device

Technical Field

The utility model relates to a propaganda device technical field, in particular to propaganda device.

Background

Traditional propaganda device mostly uses fixed publicity board as the main, but publicity board position is less, leads to the comparison of data show less, has influenced the effect of propaganda, and is simple integrated structure usually, and the volume is great, and it is inconvenient to remove the transportation.

SUMMERY OF THE UTILITY MODEL

The utility model provides a propaganda device, the problem that solve is that traditional propaganda device propaganda effect is poor, and is bulky, removes the transportation inconvenience.

In order to solve the technical problem, the utility model discloses a following technical scheme: the utility model provides a propaganda device, includes the outer sleeve, the internal surface both sides of outer sleeve all are provided with the rack, the internal surface sliding connection of outer sleeve has the inner skleeve, one side swing joint of inner skleeve has the gear, one side and the rack toothing of gear, the opposite side meshing of gear has the rack bar, the surface of rack bar and the internal surface sliding connection of inner skleeve, first spacing groove has been seted up at the middle part of rack bar, the second spacing groove has been seted up to the upper end of rack bar, it has the gag lever post to articulate through the hinged-support with the upper end surface of inner skleeve, the below of gag lever post is provided with the spring, the upper end welding of rack bar has the thread bush, the internal surface threaded connection of thread bush has the bolt, be provided with between two thread bushes and put the grillage, the one side welding of putting the grillage has the nut.

Preferably, the bolt is in threaded connection with the nut.

Preferably, a publicity board is arranged between the two board placing frames.

Preferably, the surface of the plate placing frame is provided with a groove matched with the publicity board, and the plate placing frame is L-shaped.

Preferably, one side of the publicity board is provided with a storage box.

Preferably, the lower surface of outer sleeve is fixedly connected with the base, the lower surface of base sets up the gyro wheel, the quantity of gyro wheel is four, the side of four gyro wheels all is provided with brake pedal.

Compared with the prior art, the utility model discloses a rack, the gear, the gag lever post, a spring, the setting of bolt and nut, take out publicity board from the recess of putting the pallet, it makes bolt and nut break away from to rotate the bolt, will put the pallet dismantlement, press down the lower extreme of gag lever post, make the upper end of gag lever post break away from first spacing groove, extrude rack bar downwards simultaneously, under the mating reaction of rack and gear, rack bar contracts to the inner skleeve, the inner skleeve contracts to the outer sleeve, upper end and the second spacing groove joint until the gag lever post, thereby accomplish the dismantlement of this propaganda device, reduce the volume of this propaganda device, convenient transportation.

The utility model discloses a put the setting of grillage, adjust two and put the distance between the grillage, be convenient for install the publicity board of equidimension not to this publicity board of suitable size can be chooseed for use according to what of propaganda content, and it is nimble convenient to use.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic structural view of the rack bar in a retracted state according to the present invention;

fig. 3 is a schematic view of the structure of the side portion of the present invention.

In the figure: 1. an outer sleeve; 2. a rack; 3. an inner sleeve; 4. a gear; 5. a rack bar; 6. a first limit groove; 7. a second limit groove; 8. a hinged support; 9. a limiting rod; 10. a spring; 11. a threaded sleeve; 12. a bolt; 13. placing a plate frame; 14. a nut; 15. a publicity board; 16. a storage box; 17. a base; 18. a roller; 19. a brake pedal.

Detailed Description

As shown in fig. 1 to 3, a propaganda device comprises an outer sleeve 1, wherein racks 2 are arranged on both sides of the inner surface of the outer sleeve 1, the inner sleeve 3 is slidably connected to the inner surface of the outer sleeve 1, a gear 4 is movably connected to one side of the inner sleeve 3, one side of the gear 4 is meshed with the racks 2, a rack bar 5 is meshed with the other side of the gear 4, the surface of the rack bar 5 is slidably connected to the inner surface of the inner sleeve 3, a first limit groove 6 is arranged in the middle of the rack bar 5, a second limit groove 7 is arranged at the upper end of the rack bar 5, a limiting rod 9 is hinged to the outer surface of the upper end of the inner sleeve 3 through a hinged support 8, a spring 10 is arranged below the limiting rod 9, a threaded sleeve 11 is welded to the upper end of the rack rod 5, a bolt 12 is connected to the inner surface of the threaded sleeve 11 in a threaded manner, a plate placing frame 13 is arranged between the two threaded sleeves 11, and a nut 14 is welded to one side of the plate placing frame 13.

During the specific use, choose for use publicity content to propagate for use publicity content in publicity board 15 of suitable size, after using, take out publicity board 15 from the recess of putting pallet 13, it breaks away from bolt 12 and nut 14 to rotate bolt 12, will put the pallet 13 and dismantle, press down the lower extreme of gag lever post 9, make the upper end of gag lever post 9 break away from first spacing groove 6, extrude rack bar 5 downwards simultaneously, under rack 2 and gear 4's mating reaction, rack bar 5 contracts to in inner skleeve 3, inner skleeve 3 contracts to in the outer skleeve 1, upper end and the 7 joints of second spacing groove up to gag lever post 9, thereby accomplish this publicity device's dismantlement, reduce this publicity device's volume, it is convenient to accomodate, convenient transportation, and space saving.

Preferably, bolt 12 and nut 14 threaded connection, through the setting of bolt 12 and nut 14, be convenient for put the dismouting of grillage 13, conveniently accomodate, practice thrift the space.

Preferably, two are put and are provided with publicity board 15 between the grillage 13, through publicity board 15's setting, carry out the propaganda through publicity board 15 to the propaganda content.

Preferably, the surface of the board placing frame 13 is provided with a groove matched with the publicity board 15, the board placing frame 13 is L-shaped, and the publicity board 15 is conveniently mounted on the dismounting through the groove.

Preferably, one side of the publicity board 15 is provided with a storage box 16, and through the arrangement of the storage box 16, the storage box 16 can be used for placing tools such as pens and erasers.

Preferably, the base 17 is fixedly connected to the lower surface of the outer sleeve 1, the rollers 18 are arranged on the lower surface of the base 17, the number of the rollers 18 is four, the brake pedals 19 are arranged on the side surfaces of the four rollers 18, the movement of the device is facilitated through the rollers 18, the placement stability of the device is improved through the brake pedals 19, and the device is prevented from sliding.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a propaganda device which characterized in that: comprises an outer sleeve (1), wherein racks (2) are arranged on two sides of the inner surface of the outer sleeve (1), an inner sleeve (3) is connected to the inner surface of the outer sleeve (1) in a sliding manner, a gear (4) is movably connected to one side of the inner sleeve (3), one side of the gear (4) is meshed with the racks (2), a rack rod (5) is meshed with the other side of the gear (4), the surface of the rack rod (5) is connected with the inner surface of the inner sleeve (3) in a sliding manner, a first limit groove (6) is formed in the middle of the rack rod (5), a second limit groove (7) is formed in the upper end of the rack rod (5), a limit rod (9) is hinged to the outer surface of the upper end of the inner sleeve (3) through a hinged support (8), a spring (10) is arranged below the limit rod (9), and a threaded sleeve (11) is welded to the upper end of the rack rod (5), the internal surface threaded connection of thread bush (11) has bolt (12), be provided with between two thread bushes (11) and put grillage (13), it has nut (14) to put one side welding of grillage (13).

2. The advertising device according to claim 1, wherein: the bolt (12) is in threaded connection with the nut (14).

3. The advertising device according to claim 1, wherein: a publicity board (15) is arranged between the two board placing frames (13).

4. A promotional device according to claim 3, wherein: put the surface of grillage (13) and seted up with publicity board (15) assorted recess, it is L shape to put grillage (13).

5. A promotional device according to claim 3, wherein: and a storage box (16) is arranged on one side of the publicity board (15).

6. The advertising device according to claim 1, wherein: the lower surface of the outer sleeve (1) is fixedly connected with a base (17), rollers (18) are arranged on the lower surface of the base (17), the number of the rollers (18) is four, and brake pedals (19) are arranged on the side surfaces of the four rollers (18).