CN114617399B - Novel material promotes portable propaganda device of usefulness - Google Patents
Novel material promotes portable propaganda device of usefulness Download PDFInfo
- Publication number
- CN114617399B CN114617399B CN202111457165.8A CN202111457165A CN114617399B CN 114617399 B CN114617399 B CN 114617399B CN 202111457165 A CN202111457165 A CN 202111457165A CN 114617399 B CN114617399 B CN 114617399B
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- rod
- rotary
- main rod
- sawtooth
- auxiliary
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47F—SPECIAL FURNITURE, FITTINGS, OR ACCESSORIES FOR SHOPS, STOREHOUSES, BARS, RESTAURANTS OR THE LIKE; PAYING COUNTERS
- A47F5/00—Show stands, hangers, or shelves characterised by their constructional features
- A47F5/10—Adjustable or foldable or dismountable display stands
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47F—SPECIAL FURNITURE, FITTINGS, OR ACCESSORIES FOR SHOPS, STOREHOUSES, BARS, RESTAURANTS OR THE LIKE; PAYING COUNTERS
- A47F7/00—Show stands, hangers, or shelves, adapted for particular articles or materials
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- Displays For Variable Information Using Movable Means (AREA)
Abstract
The invention provides a mobile propaganda device for new material popularization, which relates to the technical field of propaganda devices and comprises a base; a fixing rod is convexly arranged on the left side of the upper end of the base; the saw tooth main rod is sleeved on the outer end face ring of the rear side of the fixed rod; the rear end of the sawtooth main rod is provided with a gear button ring; the outer side ring sleeve at the front end of the fixed rod is provided with a rotary main rod; the front side of the rotary main rod is connected with a display board; the base comprises a storage box and an upright post, and the storage box is arranged on the upper end surface of the front side of the base; a T-shaped upright post is vertically arranged at the middle upper end of the base; the front end of the upper side of the upright post is provided with a sawtooth main rod. According to the invention, the adjusting gear is meshed with the whole rotary main rod part, so that the telescopic movement of the whole rotary main rod part structure can be realized, the main position adjustment of the display board is realized, and finally the aim of efficiently and smoothly adjusting the angle is fulfilled.
Description
Technical Field
The invention relates to the technical field of propaganda devices, in particular to a mobile propaganda device for new material popularization.
Background
In order to timely know the new material produced by people with needs nearby, the mobile propaganda device mainly responsible for popularization personnel and throwing a new material for popularization is arranged, and the mobile propaganda device is used for field propaganda of universities and communities.
The existing mobile propaganda device is complex in operation, the height and the angle of the display structure cannot be adjusted, and the adjustment of the translation position of three hundred sixty degrees of the display board cannot be achieved, so that the mobile propaganda device has the problems of low use frequency and fewer applied scenes.
Disclosure of Invention
In view of the above, the invention provides a mobile propaganda device for new material popularization, which has the advantages of simple and quick use, higher use frequency, wider application scene and finally achieves the aim of efficiently and smoothly adjusting angles.
The invention provides a mobile propaganda device for new material popularization, which specifically comprises: a base; a fixing rod is convexly arranged on the left side of the upper end of the base; the saw tooth main rod is sleeved on the outer end face ring of the rear side of the fixed rod; the rear end of the sawtooth main rod is provided with a gear button ring; the outer side ring sleeve at the front end of the fixed rod is provided with a rotary main rod; the front side of the rotary main rod is connected with a display board.
Optionally, the base comprises a storage box and an upright post, and the storage box is arranged on the upper end surface of the front side of the base; a T-shaped upright post is vertically arranged at the middle upper end of the base; the front end of the upper side of the upright post is provided with a sawtooth main rod.
Optionally, the base further comprises a lifting groove and a bearing plate, and the lifting groove is formed in the middle rear side of the base; the upper side of the lifting groove is fixedly provided with a bearing plate.
Optionally, the sawtooth main rod comprises a sawtooth auxiliary rod and an extension plate, and the right top end of the sawtooth main rod is connected with the sawtooth auxiliary rod; extension plates are connected and installed at the top ends of the outer sides of the sawtooth main rods.
Optionally, the gear button ring comprises a clamping groove rod and a telescopic strut, and the clamping groove rod is arranged on the inner side of the middle of the gear button ring in a penetrating manner; the arc-shaped block is installed to the downside bottom of draw-in groove pole, and telescopic strut is installed to the inboard buckle of arc-shaped block of draw-in groove pole, and telescopic strut through connection in the sliding tray of sawtooth pair pole inboard seting up.
Optionally, the rotary main rod comprises a rotary auxiliary rod, a linkage auxiliary rod, a sliding block and an adjusting gear, and the rotary auxiliary rod is connected and installed at the top end of the left side of the rotary main rod; a pair of linkage auxiliary rods are connected and installed on the outer end surfaces of the front sides of the rotary main rod and the rotary auxiliary rod; the top end of the rear side of the rotary main rod is connected with a sliding block; the hollow inner side of the sliding block is connected and provided with an adjusting gear in a penetrating way.
Optionally, the display board comprises a connecting block, and the connecting block is arranged on the middle rear side of the display board; a connecting block is arranged at the intersection of the linkage auxiliary rods; the connecting position of the sawtooth main rod and the sawtooth auxiliary rod is provided with a fixed rod in a penetrating way, and the total length of the sawtooth main rod plus the extension plate is consistent with the length of the sawtooth auxiliary rod; the extension plate, the sawtooth main rod and the sawtooth auxiliary rod are respectively consistent with the total length of the extension plate, the sawtooth main rod and the sawtooth auxiliary rod, and the total length of the extension plate, the sawtooth main rod and the sawtooth auxiliary rod are respectively extended and straightened towards the two ends, the rotary main rod, the rotary auxiliary rod and the linkage auxiliary rod are respectively extended and straightened, the adjusting gear buckle is arranged on a sawtooth-shaped structure at the upper end of the sawtooth main rod, and the sliding block is arranged on the upper side of the sawtooth main rod in a sliding way.
Advantageous effects
According to the mobile propaganda device provided by the embodiment of the invention, compared with the original mobile propaganda device, the height and the angle of the display structure can be adjusted by simple twisting operation, the translation position of the display plate at three hundred sixty degrees can be adjusted, the mobile propaganda device is simple, convenient and quick, the use frequency is higher compared with the original mobile propaganda device, and the application scene is wider.
In addition, can realize forming triangular bearing structure jointly between each connection structure through telescopic prop's slope support installation to improve portable propaganda device's structural stability.
In addition, through the stand of installation T shape, make the stand become the upright main part bearing structure of portable propaganda device, guarantee that portable propaganda device's structure is firm.
In addition, the linkage auxiliary rod of installation is through the mutual flexible extrusion of the structure of rotatory mobile jib and revolute pair pole to realize that the downward movement of linkage auxiliary rod is buckled, make mobile propaganda device's structure have linkage nature, increase mobile propaganda device operating structure's convenience.
In addition, through the meshing of adjusting gear and whole rotatory mobile jib portion, can realize the flexible removal of whole rotatory mobile jib portion structure to realized the main position adjustment of show board, finally reached high-efficient, smooth angle regulation's purpose.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings of the embodiments will be briefly described below.
The drawings described below are only for illustration of some embodiments of the invention and are not intended to limit the invention.
In the drawings:
FIG. 1 shows a left front upper isometric view according to an embodiment of the invention;
FIG. 2 shows a right rear upper isometric view according to an embodiment of the invention;
FIG. 3 shows a left rear upper isometric view according to an embodiment of the invention;
FIG. 4 shows a partial structure right front upper perspective view schematic of an embodiment according to the invention;
FIG. 5 shows a partial structure right front lower isometric view according to an embodiment of the invention;
FIG. 6 illustrates a left front isometric view of a base and securing lever portion according to an embodiment of the present invention;
FIG. 7 illustrates a left rear isometric view of a base and securing lever portion according to an embodiment of the present invention;
fig. 8 shows an isometric view of a saw tooth main shaft portion according to an embodiment of the invention.
Fig. 9 illustrates a partial isometric view of a gear knob ring according to an embodiment of the invention, shown in a partially disassembled schematic.
Fig. 10 illustrates an isometric exploded view of a rotary boom portion according to an embodiment of the present invention.
Fig. 11 shows a schematic view of a partial isometric view of a display board according to an embodiment of the invention.
List of reference numerals:
1. a base; 101. a storage box; 102. a column; 103. a lifting groove; 104. a bearing plate;
2. a fixed rod;
3. saw tooth main rod; 301. a saw tooth auxiliary rod; 302. an extension plate;
4. gear Niu Huan; 401. a clamping groove rod; 402. a telescopic strut;
5. rotating the main rod; 501. rotating the auxiliary rod; 502. a linkage auxiliary rod; 503. a slide block; 504. an adjusting gear;
6. a display board; 601. and (5) connecting a block.
Detailed Description
In order to make the objects, aspects and advantages of the technical solution of the present invention more clear, the technical solution of the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings of the specific embodiment of the present invention. Unless otherwise indicated, terms used herein have the meaning common in the art. Like reference numerals in the drawings denote like parts.
Examples: please refer to fig. 1 to 11:
the invention provides a mobile propaganda device for new material popularization, comprising: a base 1; the base 1 is a main body structure of the mobile propaganda device, the left side of the upper end of the base 1 is convexly provided with a fixed rod 2, the fixed rod 2 is a fixed structure of the mobile propaganda device, the position of the fixed rod 2 is always kept unchanged when the structure is regulated, and the mobile propaganda device is assisted to carry out structure positioning; the saw tooth main rod 3 is arranged on the outer end surface ring sleeve of the rear side of the fixed rod 2, the adjustment degree of the movable propaganda device is marked in the installation of the saw tooth main rod 3, and the position and the angle of the rotary main rod 5 can be changed when the movable propaganda device slides to one saw tooth block structure; the rear end of the sawtooth main rod 3 is provided with a gear button ring 4, and the gear button ring 4 is also a structure for adjusting twisting rotation; the outer side ring of the front end of the fixed rod 2 is provided with a rotary main rod 5, and the rotary main rod 5 is a main adjusting and connecting structure of the mobile propaganda device; the front side connection of the rotary main rod 5 is provided with a display board 6, and the display board 6 is of a display propaganda structure, and the display board 6 can be used freely through the connection and installation of the rotary main rod 5.
In addition, according to the embodiment of the invention, as shown in fig. 1 and 4, the base 1 comprises a storage box 101 and a stand column 102, the storage box 101 is installed on the upper end surface of the front side of the base 1, the front side of the storage box 101 is made of transparent glass, new materials placed in the storage box 101 can be seen at a glance, meanwhile, the storage function of the mobile propaganda device is added, so that samples can be conveniently displayed during propaganda, the stand column 102 with a T shape is vertically installed at the central upper end of the base 1, and the stand column 102 is an upright supporting structure of the mobile propaganda device; the sawtooth mobile jib 3 is installed to the upside front end of stand 102, and the sawtooth mobile jib 3 realizes the structure through the front end of stand 102 and fixes, increases the convenient installation of structure of sawtooth mobile jib 3.
As shown in fig. 1 and 2, the base 1 further includes a lifting groove 103 and a bearing plate 104, the lifting groove 103 is formed on the central rear side of the base 1, and the lifting groove 103 is formed to facilitate the inner telescopic strut 402 to perform through sliding adjustment; the bearing plate 104 is fixedly arranged on the upper side of the lifting groove 103, and the bearing plate 104 is used for positioning the installation position of the gear button ring 4, so that the structural rationality of the mobile propaganda device is increased.
In addition, according to the embodiment of the invention, as shown in fig. 1, the saw-tooth main rod 3 comprises a saw-tooth auxiliary rod 301 and an extension plate 302, the saw-tooth auxiliary rod 301 is connected and installed at the right top end of the saw-tooth main rod 3, the saw-tooth auxiliary rod 301 is additionally arranged to enable the structural length of the saw-tooth main rod 3 to be longer, the sliding and rotating operation of the rotary main rod 5 is facilitated, the extension plate 302 is connected and installed at the outer top end of the saw-tooth main rod 3, the extension plate 302 can be folded and straightened freely, and the use of the rotary main rod 5 is also assisted by the saw-tooth main rod 3, so that the operation fluency of the mobile propaganda device is improved.
As shown in fig. 2, the gear button ring 4 comprises a clamping groove rod 401 and a telescopic support rod 402, the clamping groove rod 401 is installed on the inner side of the middle of the gear button ring 4 in a penetrating manner, and the clamping groove rod 401 slides up and down through the rotation and twisting of the gear button ring 4; the arc piece is installed to the downside bottom of draw-in groove pole 401, and the inboard buckle of arc piece of draw-in groove pole 401 installs telescopic strut 402, and telescopic strut 402 through connection in the sliding tray of the inboard seting up of sawtooth auxiliary rod 301, the mounting position at the lower extreme top of telescopic strut 402 is controlled to upper and lower gliding draw-in groove pole 401 in step to make telescopic strut 402 exert the supporting role, and realize telescopic strut 402, stand 102, sawtooth mobile jib 3 and sawtooth auxiliary rod 301 form triangular supporting structure, improve portable propaganda device's structural stability.
In another embodiment, a pinion with a small motor is installed on one side of the gear button ring 4, so that the pinion with the small motor and the outer sawtooth structure of the gear button ring 4 are buckled to replace manual buckling and twisting, automatic operation of the mobile propaganda device is realized, and the workload of operators is reduced.
In addition, according to the embodiment of the present invention, as shown in fig. 1, the rotary main lever 5 includes a rotary auxiliary lever 501, a linkage auxiliary lever 502, a slider 503 and an adjusting gear 504, the rotary auxiliary lever 501 is mounted at the left top end of the rotary main lever 5, the rotary auxiliary lever 501 is positioned at one end of the structure by being connected with the rotary main lever 5, and the left and right stretching positions of the rotary auxiliary lever 501 are all within the radius of the rotary main lever 5; a pair of linkage auxiliary rods 502 are connected and installed on the outer end faces of the front sides of the rotary main rod 5 and the rotary auxiliary rods 501, the linkage auxiliary rods 502 move along with the movement of the rotary main rod 5 and the rotary auxiliary rods 501, meanwhile, the structure of the rotary auxiliary rods 501 and the rotary main rod 5 is connected, when the rotary auxiliary rods 501 stretch left to a certain length, the rotary auxiliary rods 501 stretch right, at the moment, the linkage auxiliary rods 502 are extruded by the structure of the rotary main rods 5 and the rotary auxiliary rods 501 to move downwards and bend, so that the contraction of the rotary auxiliary rods 501 is realized, the structure of the mobile propaganda device has linkage, and the convenience of an operation structure is improved; the top end of the rear side of the rotary main rod 5 is connected and provided with a sliding block 503, and the sliding block 503 is a main structure for positioning the rotary auxiliary rod 501 to move left and right; the hollow inner side connection installation of slider 503 runs through and installs adjusting gear 504, and adjusting gear 504 buckle installs on the cockscomb structure of sawtooth mobile jib 3 upper end, and slider 503 slidable mounting is in the upside of sawtooth mobile jib 3, and adjusting gear 504 is manual regulation structure, and adjusting gear's 504 rotatory buckle operation just is the structure removal operation of slider 503 and revolute pair pole 501, increases the controllability of portable propaganda device structure.
In another embodiment, a small motor is installed at the outer side of the rear end of the adjusting gear 504, and the small motor is used to drive the rotating buckle of the adjusting gear 504, so that the operation of the whole structure of the rotating main rod 5 can be realized, and the manual operation steps are reduced.
As shown in fig. 2, the display board 6 includes a connection block 601, a connection block 601 is installed on the central rear side of the display board 6, and the connection block 601 is a main structure for connecting the display board 6 and the rear end structure; the connecting block 601 is installed to interconnect's intersection department between the link assistance pole 502, and realizes the structural adjustment to connecting block 601 and whole show board 6 in step through the structural adjustment to link assistance pole 502, increases the nimble changeable function of angle of portable propaganda device, uses more in the scene of a plurality of different show angle heights and uses, increases portable propaganda device's practicality.
In another embodiment, not only can the connection be performed through the ball sleeve and the ball in the connection block 601, but also the connection can be performed through the connection structure such as the screw rod, the bolt, etc., and the adjustment of the display board 6 according to the need can be realized, so that the convenience of the mobile propaganda device is increased.
As shown in fig. 2, the connection position of the saw-tooth main rod 3 and the saw-tooth auxiliary rod 301 is provided with a fixing rod 2 in a penetrating manner, the connection position of the saw-tooth main rod 3 and the saw-tooth auxiliary rod 301 is positioned by the fixing rod 2, the total length of the saw-tooth main rod 3 and the extension plate 302 is consistent with the length of the saw-tooth auxiliary rod 301, and in order to facilitate movement and reduce the placing space of the mobile propaganda device, the extension plate 302 and the saw-tooth auxiliary rod 301 are particularly folded, and are opened, adjusted or closed when not used; the total length that extension board 302, sawtooth mobile jib 3 and sawtooth auxiliary rod 301 are to both ends expansion and are straightened is unanimous with the total length that rotatory mobile jib 5, rotatory auxiliary rod 501 and linkage auxiliary rod 502 expansion and are straightened respectively, and extension board 302, sawtooth mobile jib 3 and sawtooth auxiliary rod 301 all are supplementary rotatory mobile jib 5, rotatory auxiliary rod 501 and linkage auxiliary rod 502 and carry out the structure of adjusting the use, guarantee rotatory mobile jib 5, rotatory auxiliary rod 501 and linkage auxiliary rod 502 and realize the rotation regulation at three hundred sixty degrees no dead angles, the practicality of the increase portable propaganda device of once more.
Specific use and action of the embodiment: in the invention, the base 1 is moved to a position needing to be displayed and publicized, new materials needing to be promoted placed in the storage box 101 are taken out and displayed on the display board 6, the display angle on a connecting block 601 at the rear end of the display board 6 is adjusted, the upright post 102 positions the installation position of the saw tooth main rod 3, then the gear button ring 4 arranged in the bearing board 104 is twisted, the clamping groove rod 401 pushes the telescopic support rod 402 and moves downwards along the lifting groove 103, the telescopic support rod 402 pushes the saw tooth auxiliary rod 301 to extend leftwards with the structure center of the fixed rod 2 until the structure installation of the saw tooth auxiliary rod 301 and the saw tooth main rod 3 is leveled, the extension board 302 is unfolded, then the adjusting gear 504 is twisted, the adjusting gear 504 is buckled with the saw tooth main rod 3, the saw tooth auxiliary rod 301 and the upper saw tooth-shaped structure of the extension board 302, the slider 503 slides in the upside of sawtooth mobile jib 3, sawtooth auxiliary rod 301 and extension board 302, rotatory mobile jib 5 and rotatory auxiliary rod 501 follow the slider 503 and the removal of adjusting gear 504 and move, and the linkage auxiliary rod 502 is also followed the motion of rotatory mobile jib 5 and rotatory auxiliary rod 501 respectively, rotatory auxiliary rod 501 and rotatory mobile jib 5 are being connected again to the linkage auxiliary rod 502 simultaneously, when rotatory auxiliary rod 501 and rotatory mobile jib 5 flexible to a certain length to the left, will stretch back to the right, at this moment the linkage auxiliary rod 502 will move downwards through the structure extrusion of rotatory mobile jib 5 and rotatory auxiliary rod 501, will link the auxiliary rod 502 and move the bending downwards, realize the shrink of rotatory auxiliary rod 501, simultaneously also realized the position adjustment to the linkage auxiliary rod 502 and the show board 6 of installing on the linkage auxiliary rod 502 handing-over bending position, up to this, accomplish the use regulation of this portable propaganda device.
Finally, it should be noted that the present invention is generally described in terms of a/a pair of components, such as the location of each component and the mating relationship therebetween, however, those skilled in the art will appreciate that such location, mating relationship, etc. are equally applicable to other components/other pairs of components.
The foregoing is merely exemplary embodiments of the present invention and is not intended to limit the scope of the invention, which is defined by the appended claims.
Claims (7)
1. Novel portable propaganda device that uses is promoted to material, a serial communication port includes: a base (1); a fixing rod (2) is arranged on the left side of the upper end of the base (1) in a protruding mode; the saw tooth main rod (3) is sleeved on the outer end face of the rear side of the fixed rod (2); the rear end of the sawtooth main rod (3) is provided with a gear button ring (4);
the outer side ring sleeve of the front end of the fixed rod (2) is provided with a rotary main rod (5); the front side of the rotary main rod (5) is connected with a display board (6);
the rotary main rod (5) comprises a rotary auxiliary rod (501), a linkage auxiliary rod (502), a sliding block (503) and an adjusting gear (504), the rotary auxiliary rod (501) is connected and installed at the top end of the left side of the rotary main rod (5), one end of the rotary auxiliary rod (501) is positioned by being connected with the rotary main rod (5), and the left and right stretching positions of the rotary auxiliary rod (501) are all within the radius of the rotary main rod (5); a pair of linkage auxiliary rods (502) are connected and installed on the outer end faces of the front sides of the rotary main rod (5) and the rotary auxiliary rods (501), the linkage auxiliary rods (502) move along with the movement of the rotary main rod (5) and the rotary auxiliary rods (501), meanwhile, the structure for connecting the rotary auxiliary rods (501) and the rotary main rod (5) is adopted, when the rotary auxiliary rods (501) stretch left to a certain length, the rotary auxiliary rods (501) stretch right, at the moment, the linkage auxiliary rods (502) are moved downwards and bent through the structure extrusion of the rotary main rods (5) and the rotary auxiliary rods (501), so that the contraction of the rotary auxiliary rods (501) is realized, the structure of the movable propaganda device has linkage, and the convenience of an operation structure is improved; the rear top end of the rotary main rod (5) is connected and provided with a sliding block (503), and the sliding block (503) is a main structure for positioning the rotary auxiliary rod (501) to move left and right; the hollow inner side of the sliding block (503) is connected and provided with an adjusting gear (504) in a penetrating way, the adjusting gear (504) is buckled and arranged on a serrated structure at the upper end of the serrated main rod (3), the sliding block (503) is slidably arranged on the upper side of the serrated main rod (3), the adjusting gear (504) is of a manual adjusting structure, and the rotating and buckling operation of the adjusting gear (504) is the structure moving operation of the sliding block (503) and the rotating auxiliary rod (501);
the display board (6) comprises a connecting block (601), the connecting block (601) is installed on the middle rear side of the display board (6), the connecting block (601) is installed at the intersection of the connecting rods (502) which are connected with each other, and the structural adjustment of the connecting block (601) and the whole display board (6) is realized through the structural adjustment of the connecting rods (502) which are connected with each other.
2. The portable advertising device for new material promotion of claim 1, wherein: the base (1) comprises a storage box (101) and an upright post (102), and the storage box (101) is arranged on the upper end face of the front side of the base (1); a T-shaped upright post (102) is vertically arranged at the middle upper end of the base (1); the front end of the upper side of the upright post (102) is provided with a sawtooth main rod (3).
3. The portable advertising device for new material promotion of claim 1, wherein: the base (1) further comprises a lifting groove (103) and a bearing plate (104), and the lifting groove (103) is formed in the middle rear side of the base (1); the upper side of the lifting groove (103) is fixedly provided with a bearing plate (104).
4. A mobile promotional device for promotion of new material according to claim 2 wherein: the sawtooth main rod (3) comprises a sawtooth auxiliary rod (301) and an extension plate (302), and the right top end of the sawtooth main rod (3) is connected with the sawtooth auxiliary rod (301); extension plates (302) are respectively connected and installed at the top ends of the outer sides of the sawtooth main rods (3).
5. The portable advertising device for new material promotion of claim 1, wherein: the gear Niu Huan (4) comprises a clamping groove rod (401) and a telescopic support rod (402), and the clamping groove rod (401) is arranged on the inner side of the middle of the gear Niu Huan (4) in a penetrating manner; the arc-shaped block is installed at the bottom end of the lower side of the clamping groove rod (401), the telescopic support rod (402) is installed on the inner side of the arc-shaped block of the clamping groove rod (401) in a buckling mode, and the telescopic support rod (402) is connected in a sliding groove formed in the inner side of the sawtooth auxiliary rod (301) in a penetrating mode.
6. The portable advertising device for new material promotion of claim 4, wherein: the fixed rod (2) is installed in a penetrating mode at the connecting position of the sawtooth main rod (3) and the sawtooth auxiliary rod (301), and the total length of the sawtooth main rod (3) and the extension plate (302) is consistent with the length of the sawtooth auxiliary rod (301).
7. The portable advertising device for new material promotion of claim 6, wherein: the total length of the extension plate (302), the sawtooth main rod (3) and the sawtooth auxiliary rod (301) which are unfolded and straightened towards the two ends is consistent with the total length of the rotary main rod (5), the rotary auxiliary rod (501) and the linkage auxiliary rod (502) which are unfolded and straightened.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202111457165.8A CN114617399B (en) | 2021-12-02 | 2021-12-02 | Novel material promotes portable propaganda device of usefulness |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111457165.8A CN114617399B (en) | 2021-12-02 | 2021-12-02 | Novel material promotes portable propaganda device of usefulness |
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| CN114617399A CN114617399A (en) | 2022-06-14 |
| CN114617399B true CN114617399B (en) | 2023-08-11 |
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| CN109144178A (en) * | 2018-08-21 | 2019-01-04 | 河南职业技术学院 | Novel and multifunctional computer display |
| CN210144321U (en) * | 2019-03-06 | 2020-03-17 | 深圳华生创新包装有限责任公司 | Intelligent paperboard sample display stand |
| JP6623444B1 (en) * | 2019-04-28 | 2019-12-25 | 東営▲ばい▼拉鎖具有限公司 | Household children's drawing boards |
| CN211065772U (en) * | 2019-05-12 | 2020-07-24 | 李建东 | Portable hanging picture frame for vocational education |
| CN211371678U (en) * | 2019-09-10 | 2020-08-28 | 影音印向(深圳)科技实业有限公司 | Angle-adjustable liquid crystal display screen device |
| CN211479538U (en) * | 2019-12-30 | 2020-09-11 | 广东省外语艺术职业学院 | Movable cartoon demonstration device |
| CN211821449U (en) * | 2020-03-23 | 2020-10-30 | 山西大学生文化传媒有限公司 | Adjustable display screen support is used in education program preparation |
| CN212361372U (en) * | 2020-06-04 | 2021-01-15 | 深圳市亮彩科技有限公司 | Automatic rotary device that releases of four screens of LED |
| CN212745851U (en) * | 2020-07-24 | 2021-03-19 | 深圳市三铭科技有限公司 | Show exhibition hall wisdom pronunciation guide to visitors device |
| CN214752824U (en) * | 2021-05-10 | 2021-11-16 | 广东荣骏广告有限公司 | Adjustable hangs bill-board |
| CN214905579U (en) * | 2021-05-12 | 2021-11-30 | 读布科技(杭州)有限公司 | Exhibition stand structure matched with screen |
| CN214904669U (en) * | 2021-07-20 | 2021-11-30 | 南阳医学高等专科学校 | Anti-overturning computer display expansion device |
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