CN215643575U

CN215643575U - But height-adjusting's multiaspect propaganda support

Info

Publication number: CN215643575U
Application number: CN202120813982.1U
Authority: CN
Inventors: 王昌红; 王俊发; 韩蓉
Original assignee: HARBIN INSTITUTE OF PETROLEUM
Current assignee: HARBIN INSTITUTE OF PETROLEUM
Priority date: 2021-03-22
Filing date: 2021-04-13
Publication date: 2022-01-25
Anticipated expiration: 2031-04-13

Abstract

The utility model provides a height-adjustable multi-surface propaganda support which comprises an upper support, a sleeve hook, an upper support height adjusting platform, a lower support, a clamping hook and a locking adjusting wheel, wherein the upper support height adjusting platform comprises an opening angle adjusting platform, an upper support moving platform, an upper support height fixing cap and an upper support adjusting cover; the lower support height adjusting platform comprises a support angle adjusting platform, a lower support moving platform, a lower support height fixing cap and a lower support adjusting cover; the hook is semi-cylindrical, a hook column is arranged outside, and an axial friction strip or a horizontal friction strip is arranged inside; the stop adjusting wheel comprises an adjusting seat and a stop wheel, and the utility model has reasonable structural design, can adjust the propaganda height, can provide a plurality of propaganda areas, and effectively solves the problems and the defects in the existing device.

Description

But height-adjusting's multiaspect propaganda support

Technical Field

The utility model relates to the field of structural design of propaganda supports, in particular to a height-adjustable multi-surface propaganda support.

Background

Along with the wide use of support for the propaganda, its simple structure dismantles convenient advantage and provides favorable guarantee for propaganda work, nevertheless there is following drawback in current support for the propaganda: the length of the bracket is fixed, so that propaganda and use of different heights and sizes cannot be met; the display angle of the bracket has limitations, most of the brackets are only single-sided propaganda, and few brackets have two sides of propaganda, so that the working efficiency is reduced; meanwhile, the support has the defects of easy turnover and poor moving flexibility. Aiming at the problems, the technical difficulties are urgently needed to be solved, and the effectiveness of the support is enhanced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a height-adjustable multi-surface propaganda bracket, which solves the problems of limited display angle, fixed propaganda size, poor bracket stability and poor moving flexibility of the conventional propaganda bracket in the background art.

In order to achieve the purpose, the utility model provides the technical scheme that: but height-adjusting's multiaspect propaganda support includes upper bracket, hitch, upper bracket height adjustment platform, lower carriage, pothook, locking regulating wheel.

Preferably, the upper bracket height adjusting table comprises an opening angle adjusting table, an upper bracket moving table, an upper bracket height fixing cap and an upper bracket adjusting cover; after the spring is installed on the outer circumference of the bottom of the upper support, the upper support is installed on an upper support moving table, the upper support moving table is installed with the upper spring and an upper support height fixing cap, then the upper support moving table is installed in an upper support adjusting cover and positioned, and after the opening angle adjusting table is installed on the upper support, the upper support moving table is installed in the upper support adjusting cover and positioned; the outer circumference above the lower bracket is provided with a spring and then is arranged on a lower bracket height adjusting platform; the upper bracket height adjusting platform is in threaded connection with the lower bracket height adjusting platform.

The upper bracket is hollow cylinder, after the outer circumference installation spring in bottom, the cover is on the upper bracket mobile station (specifically be on the axis of ordinates), the upper bracket mobile station (specifically be the cross axle) is installed after spring and the high locking cap of upper bracket, through the high locking cap compression spring of upper bracket, reduce after the extension length, pack into in the upper bracket adjustment cover, after moving suitable mounted position, the high locking cap of upper bracket pops out in the cover hole department of upper bracket adjustment cover, fix the position of upper bracket mobile station.

The through hole of the opening angle adjusting table is sleeved on the upper end of the upper support and moves towards the lower part of the support, the position of the groove of the opening angle adjusting table is adjusted, the groove is matched with the inner convex groove of the upper support adjusting cover and moves along the convex groove, the groove is installed in the upper support adjusting cover, and the position of the opening angle adjusting table is adjusted through stretching of a spring between the opening angle adjusting table and the upper support moving table.

Preferably, open angle adjustment platform appearance and be the cylinder structure, built-in slope through-hole, through-hole quantity is 2, 3 or 4 for the through connection of upper bracket, the peripheral hardware recess, along circumference axial evenly distributed for cooperate with the built-in slide tongue of upper bracket adjustment cover, can guarantee to open the accurate built-in track removal along the upper bracket adjustment cover of angle adjustment platform, concrete cooperation mode is clearance fit. Diameter D of through hole_Hole(s)Is larger than the diameter D of the upper bracket_{On the upper part}10mm, evenly distributed along the circumference, and the diameter D of the circumference where the centers of the through holes are located_{Angular degree}Greater than 1/2 opening angle adjusting table diameter D_{Angle table}Diameter D of the opening angle adjusting table smaller than 4/5_{Angle table}(ii) a The included angle beta between the axis of the through hole and the axis of the opening angle adjusting table in the projection direction of the front view is 30 degrees; diameter D of opening angle adjusting table_{Angle table}Equal to the diameter D of the upper bracket moving platform_{Mobile station}+ (30-40), height H of opening angle adjusting table_{Angle table}Greater than 10mm and less than 100 mm; the peripheral grooves of the opening angle adjusting table are uniformly distributed into 4 or 6 grooves along the circumference; width W of groove_GrooveWidth W of built-in slideway convex groove larger than upper support adjusting cover_{Convex groove}1-4mm, depth of groove L_GrooveHeight L of built-in slideway convex groove smaller than upper bracket adjusting cover_{Convex groove}1-5mm。

The diameter of the spring connecting the upper support and the upper support moving table is larger than the diameter of the upper support by 5mm, and the total diameter of the spring is smaller than the diameter of the upper support moving table.

Preferably, two longitudinal columns are arranged above the upper support moving table in the axial direction, the number of the longitudinal columns is 2, 3 or 4, the function of positioning the upper support is achieved, and springs are mounted on the outer portions of the longitudinal columns and connected with the bottom of the upper support. Diameter D of longitudinal column_{Movable longitudinal column}Is smaller than the diameter D of the upper bracket_{On the upper part}More than 5 mm; diameter D of upper bracket moving platform_{Mobile station}Greater than 2 times the diameter of the connected spring and the height H of the upper bracket moving platform_{Mobile station}Greater than 10mm and less than 50 mm.

Preferably, the horizontal direction of upper bracket mobile station sets up two spreader according to 180, and spreader externally mounted spring and upper bracket height locking cap, upper bracket height locking cap are through the compression to the spring, adjust the extension length and the fixed position of upper bracket mobile station.

The upper bracket moving platform, the spring and the upper bracket height fixing cap are used for fixing the position of the upper bracket moving platform, specifically the position of the upper bracket moving platform on the upper bracket adjusting cover and the diameter D of the cross column of the upper bracket moving platform_{Movable cross post}Less than 1/2H_{Mobile station}The diameter of the upper bracket height fixing cap is larger than D_{Movable cross post}5mm or more.

Preferably, the built-in slide tongue of the upper bracket adjusting cover is uniformly distributed along the circumference and is matched with the groove arranged outside the opening angle adjusting table to play a role of circumferentially positioning the opening angle adjusting table, so that the opening angle adjusting table moves along the tongue rail arranged in the upper bracket adjusting cover and cannot axially move in a string manner, and the diameter D of the upper bracket adjusting cover_{Upper adjusting cover}Greater than D_{Angle table}Diameter of 1-5mm, and height H of upper bracket adjusting cover_{Upper adjusting cover}Greater than H_{Angle table}+H_{Mobile station}+ spring height + (100-500) mm.

Preferably, the bottom of the upper support adjusting cover is provided with external threads, the length of the threads is 10-50mm, positioning holes are distributed at an interval of 45 degrees with the convex grooves in the upper support adjusting cover along the circumferential direction, the positioning holes are uniformly distributed along the circumference, the positioning holes are arranged in layers along the axial direction and are used for positioning the upper support moving table, one layer is arranged at an interval of 100mm, 3 layers are arranged, and the positioning hole diameter is larger than the diameter of the upper support height fixing cap by 5-10 mm.

Preferably, the lower support height adjusting table comprises a support angle adjusting table, a lower support moving table, a lower support height fixing cap and a lower support adjusting cover; after the spring is installed on the outer circumference above the lower support, the lower support is installed on a lower support moving table, after the upper spring and a lower support height fixing cap are installed on the lower support moving table, the lower support moving table is installed in a lower support adjusting cover and positioned, and after the support angle adjusting table is installed on the lower support, the support angle adjusting table is installed in the lower support and then is installed in the lower support adjusting cover and positioned.

The lower support is in a hollow cylindrical shape, after a spring is installed on the outer circumference of the top of the lower support, the lower support is sleeved on the lower support moving platform (specifically on a longitudinal axis), after an upper spring and a lower support height fixing cap are installed on the lower support moving platform (specifically on a transverse axis), the lower support height fixing cap compresses the extending length and then is installed in the lower support adjusting cover, after the lower support height fixing cap moves to a proper installation position, the lower support height fixing cap pops out of a cover hole of the lower support adjusting cover, and the position of the lower support moving platform is fixed.

The through hole of the support angle adjusting table is sleeved on the lower support and moves towards the upper part of the support, the position of the groove of the support angle adjusting table is adjusted, so that the groove is matched with the inner convex groove of the lower support adjusting cover and moves along the convex groove, the groove is arranged in the lower support adjusting cover, and the position of the support angle adjusting table is adjusted through the extension of the spring between the support angle adjusting table and the lower support moving table.

The appearance of the support angle adjusting table is of a cylindrical disc structure, a built-in inclined through hole is used for through connection of the lower support, a groove is arranged outside the lower support and is used for being matched with a built-in slide groove of the lower support adjusting cover, the support angle adjusting table can be guaranteed to accurately move along a built-in track of the lower support adjusting cover, and the specific matching mode is clearance fit. Diameter D of through hole_Hole(s)Is larger than the diameter D of the lower bracket_{Lower part}10mm, evenly distributed along the circumference, and the diameter D of the circumference where the centers of the through holes are located_{Angular degree}Greater than 1/2 support angle adjustment table diameter D_{Angle table}Diameter D of support angle adjusting table smaller than 4/5_{Angle table}(ii) a The axis of the through hole and the axis of the support angle adjusting table form an included angle of 45 degrees in the projection direction of the front view; support angle adjustmentDiameter of table D_{Angle table}Equal to the diameter D of the lower carriage moving table_{Mobile station}+ (30-40) supporting the height H of the angle adjusting table_{Angle table}Greater than 10mm and less than 100 mm; the number of the grooves arranged outside the supporting angle adjusting table is 4 or 6; width W of groove_GrooveWidth W of built-in slideway convex groove larger than lower support adjusting cover_{Convex groove}1-4mm, depth of groove L_GrooveHeight L of built-in slideway convex groove smaller than lower bracket adjusting cover_{Convex groove}1-5mm。

The diameter of a spring connecting the lower support and the lower support moving table is larger than the diameter of the lower support by 5mm, and the total diameter of the spring is smaller than the diameter of the lower support moving table.

Two vertical columns are arranged above the lower support moving table in the vertical direction to play a role in positioning the lower support, and the diameter D of each vertical column_{Movable longitudinal column}Is less than the diameter D of the lower bracket_{On the upper part}More than 5 mm; diameter D of lower carriage moving table_{Mobile station}Greater than 2 times the diameter of the connected spring and the height H of the lower bracket moving platform_{Mobile station}Greater than 10mm and less than 50 mm; the lower support moving platform is provided with two cross columns along the horizontal direction of the circumference, and the two cross columns, the spring and the lower support height fixing cap are used together for fixing the position of the lower support moving platform, specifically the position of the lower support moving platform on the lower support adjusting cover and the diameter D of the cross column of the lower support moving platform_{Movable cross post}Less than 1/2H_{Mobile station}The diameter of the height fixing cap of the lower bracket is larger than D_{Movable cross post}5mm or more.

The built-in slideway convex groove of the lower support adjusting cover is matched with the groove arranged outside the support angle adjusting table to play a role of circumferentially positioning the support angle adjusting table, so that the support angle adjusting table can axially move up and down along a specific groove direction and cannot axially move in a string manner, and the diameter D of the lower support adjusting cover_{Upper adjusting cover}Greater than D_{Angle table}Diameter of 1-5mm, and height H of lower bracket adjusting cover_{Upper adjusting cover}Greater than H_{Angle table}+H_{Mobile station}The + spring height + (100-500) mm, the upper part of the lower support adjusting cover is provided with internal threads, and the length of the threads is 10-50 mm.

The upper support height adjusting platform and the lower support height adjusting platform have good universality.

Preferably, the sleeve hooks are cylindrical through holes, the mounting positions can be freely adjusted according to the heights of the publicity boards connected with the support, two externally-arranged sleeve hook columns are distributed at intervals of 90 degrees, and the included angle between the axis of each sleeve hook column and the axis of each sleeve hook is 45 degrees and used for clamping or hooking the installed publicity boards; the built-in friction strips are axial friction strips or horizontal friction strips, the axial friction strips are distributed along the axial direction, and the number of the friction strips is 2, 4 or 6; the horizontal rubbing strips are distributed in a layered mode perpendicular to the axial direction and are spaced by 5mm, and the number of the rubbing strips is 2, 4 or 6; the surface of the friction strip is rectangular or wavy, and plays a role of being fastened at the installation position; the diameter of the sleeve hook is 1-2mm larger than that of the upper bracket; the length of the sleeve hook is 30mm-50mm, the width of the friction strip is 1mm, the thickness is 1mm, and the length is 10 mm.

Preferably, the hooks are semi-cylindrical, the mounting position can be freely adjusted according to the height of the publicity board connected with the support, the opening angle is 150 degrees, two hook columns are arranged outside the publicity board and distributed at 90 degrees, the included angle between each hook column and the axial direction is 45 degrees, and the hooks are used for clamping or hooking the board holes of the installed publicity board; the built-in friction strips are axial friction strips or horizontal friction strips, play a role in fastening, are distributed along the axial direction and are distributed in the clamping hook cylinder body close to the opening by 10mm, and the number of the friction strips is 2, 4 or 6; the horizontal rubbing strips are distributed in a layered mode perpendicular to the axial direction and are spaced by 5mm, and the number of the rubbing strips is 2, 4 or 6; the surface of the friction strip is rectangular or wavy, and plays a role of being fastened at the installation position; the diameter of the clamping hook is 1-2mm smaller than that of the upper bracket; the length of the hook is 30mm-50mm, the width of the rubbing strip is 2mm, and the thickness is 2 mm.

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

1. according to the utility model, the upper support height adjusting platform and the lower support height adjusting platform are arranged, so that the moving positions of the upper support and the lower support can be adjusted, the extending length of the support is controlled, the support is convenient to mount and dismount, the use is convenient, and the requirements of different size display can be met.

2. According to the utility model, the upper support moving platform and the upper support height fixing cap axially move along the upper support adjusting cover, so that the extending stability of the support can be ensured, the requirements of different support heights can be met through the popping-out action of the upper support height fixing cap at different positioning holes of the upper support adjusting cover, the extending length and the position of the upper support are ensured, and the operation is convenient and effective.

3. According to the utility model, the opening angle adjusting platform is arranged, so that the unfolding angle of the upper bracket can be effectively adjusted, and the requirements of different propaganda heights and widths are met by combining the extension length of the upper bracket.

4. The utility model has the structural design of the sleeve hook and the clamping hook, can meet the adjustment of different propaganda positions, ensures the fastening effect of the installation position by the internal friction strip, and is beneficial to the replacement and adjustment of different propaganda requirements.

5. According to the utility model, through improving the internal structure quantity of the upper support height adjusting platform and the lower support height adjusting platform, the assembly and disassembly adjusting functions of three supports and four supports can be realized, double-sided, 3-sided and 4-sided propaganda and display are realized, the multi-angle effectiveness and the propaganda coverage surface of propaganda work are enhanced, and the applicability of the supports is wide.

6. The utility model enhances the flexibility of the movement of the support and increases the stability, the activity space and the range of the propaganda support by arranging the stop pulley.

Drawings

Fig. 1 is a perspective schematic view of the mounting structure of the present invention.

Fig. 2 is a schematic view of the installation of the upper bracket height adjusting table of the present invention.

Fig. 3 is a schematic view of the installation of the lower frame height adjusting table of the present invention.

Fig. 4 is a schematic structural view of the opening angle adjusting table of the present invention.

Fig. 5 is a schematic structural diagram of an upper bracket mobile station of the utility model.

Fig. 6 is a schematic view of the upper rack mobile station and the upper rack of the present invention.

Fig. 7 is a schematic view of the installation of the upper bracket mobile station and the upper bracket height fixing cap of the utility model.

Fig. 8 is a schematic view of the installation of the upper bracket height adjusting table and the upper bracket of the present invention.

Fig. 9 is a schematic structural view of the opening angle adjusting table of the bracket of the utility model when the bracket is displayed on three sides.

Fig. 10 is a schematic structural view of the upper bracket mobile station when the bracket of the utility model is displayed on three sides.

Fig. 11 is a schematic structural view of the opening angle adjusting stand of the present invention when the stand is displayed on four sides.

Fig. 12 is a schematic structural view of an upper rack mobile station when the rack of the utility model is displayed on four sides.

Fig. 13 is a schematic view of the structure of the longitudinal rubbing strip inside the looper of the present invention.

Fig. 14 is a schematic view of the structure of the transverse rubbing strip of the looper of the present invention.

Fig. 15 is a structural diagram of the hook internal longitudinal rubbing strip of the present invention.

Fig. 16 is a structural diagram of the transverse rubbing strip of the hook of the utility model.

Fig. 17 is a schematic view of a rectangular structure of the hook and hook rubbing strip of the present invention.

Fig. 18 is a schematic view of the wavy structure of the looper and the hook rubbing strip of the present invention.

In the figure: the device comprises an upper support 1, a sleeve hook 2, an upper support height adjusting platform 3, an opening angle adjusting platform 3-1, an upper support moving platform 3-2, an upper support height fixing cap 3-3, an upper support adjusting cover 3-4, a lower support height adjusting platform 4, a supporting angle adjusting platform 4-1, a lower support moving platform 4-2, a lower support height fixing cap 4-3, a lower support adjusting cover 4-4, a lower support 5, a clamping hook 6, a stop adjusting wheel 7, an adjusting seat 7-1 and a stop wheel 7-2.

Detailed Description

The technical solution of the present invention will be clearly and completely described below with reference to the embodiments of the present invention and the accompanying drawings, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and based on the embodiments in the utility model, all peculiar embodiments obtained by those skilled in the art without creative work belong to the protection scope of the utility model.

Practice ofCase one: when the support is used for single-side propaganda, 2 upper supports 1 are arranged, the diameter is 20mm, two inclined through holes are arranged in the opening angle adjusting table 3-1, and the aperture D is_Hole(s)The diameter of a spring connecting the upper bracket 1 and the upper bracket moving platform 3-2 is 30mm, and the diameter D of a vertical column arranged above the upper bracket moving platform 3-2 is taken to be 40mm, the inclination beta angle is 30 degrees_{Movable longitudinal column}Taking the diameter D of 15mm and 3-2 of an upper bracket moving platform_{Mobile station}Taking the height H of 90mm and 3-2 of the upper bracket moving platform_{Mobile station}Taking the diameter D of a 3-2 transverse column of an upper bracket moving platform which is 30mm_{Movable cross post}Taking the height of the upper bracket as 6mm, the length of the upper bracket as 10mm, the diameter of the upper bracket as 10mm, the length of the upper bracket as 10mm, the height of the upper bracket as 3-3 mm, the diameter of the upper bracket as 15mm and the length of the upper bracket as 12 mm; diameter D of opening angle adjusting table_{Angle table}Equal to upper support mobile station D_{Mobile station}(30-40), taking the height of the opening angle adjusting table as 120mm_{Angle table}Taking the diameter to be 50 mm; the opening angle adjusting table 3-1 is externally provided with 4 grooves with the width W_GrooveIs 7mm, the depth L of the groove_GrooveIs 6mm, and the width W of the built-in slideway convex groove of the upper bracket adjusting cover 3-4_{Convex groove}Is 5mm, and the height L of the built-in slideway convex groove of the upper bracket adjusting cover 3-4_{Convex groove}10mm。

3-4 diameter D of upper bracket adjusting cover_{Upper adjusting cover}Taking the height of 124mm, and adjusting the height H of the cover 3-4 of the upper bracket_{Upper adjusting cover}The length of the external thread at the bottom of the upper bracket adjusting cover 3-4 is 40mm, and the length of the external thread is 400 mm.

The diameter of the sleeve hook 2 is 22 mm; the length of the sleeve hook is 40mm, the width of the friction strip is 1mm, the thickness of the friction strip is 1mm, the interior of the sleeve hook is a longitudinal friction strip, and the specific shape of the sleeve hook is wave-shaped or rectangular.

3 lower brackets 5 are arranged, the diameter is 20mm, and the length is 100 cm; three inclined through holes are arranged in the support angle adjusting table 4-1, the inclination is 45 degrees, the aperture is 30mm, and the diameter of a circle in which the centers of the three through holes are located is 80 mm; 3 longitudinal axes with the diameter of 10mm and the length of 30mm are longitudinally arranged on the lower support moving table 4-2, and the diameter of a circle with the centers of the three longitudinal axes is 40 mm; the height of the lower support adjusting cover 4-4 is 350mm, and the other parts of the lower support height adjusting platform 4 have the same size as the upper support height adjusting platform 3.

The diameter of the hook 6 is 18mm, the length is 40mm, the width of the rubbing strip is 2mm, the thickness is 2mm, the inner part is a transverse rubbing strip, and the specific shape is a rectangle.

The stopping adjusting wheel 7 comprises an adjusting seat 7-1 and a stopping wheel 7-2, the adjusting seat 7-1 is connected with the tail end of the lower bracket through a thread, and the bottom of the adjusting seat 7-1 is connected with the stopping wheel 7-2 through a thread. The stopping adjusting wheel 7 can adjust the shape of the adjusting seat 7-1 according to different positions of the lower support 5, the stopping wheel 7-2 can move quickly, and the lower support can be stopped and stopped at any time through the stopping valve to fix the position of the lower support.

The second embodiment: when the support is publicized on two sides, the structure and the size design strategy can be adopted when the support is publicized on one side.

The third embodiment is as follows: when the support is publicized on three sides, the upper support 1 is provided with 3 supports, three inclined through holes are arranged in the opening angle adjusting table 3-1, and the inclination is 50 degrees; 3 longitudinal shafts are longitudinally arranged on the upper bracket moving platform 3-2; the implementation strategy of the lower bracket 5 and the lower bracket height adjusting platform 4 can be expressed in a single-side propaganda strategy.

The fourth embodiment is as follows: when the support is publicized on four sides, the upper support 1 is provided with 4 supports, four inclined through holes are arranged in the opening angle adjusting table 3-1, the inclination is 65 degrees, and the diameter of a circle where the center of each through hole is located is 90 mm; 4 longitudinal shafts are longitudinally arranged on the upper support moving table 3-2, and the diameter of a circle with the center of the longitudinal shaft is 40 mm; the dimensions of each part of the lower support height adjusting platform 4 are the same as those of the upper support height adjusting platform 3.

The working principle is as follows: after a spring is arranged on the outer circumference of the bottom of the upper support, the upper support is arranged on an upper support moving table (specifically a longitudinal shaft), the upper support moving table (specifically a transverse shaft) is arranged with the spring and an upper support height fixing cap, then the upper support moving table is arranged in an upper support adjusting cover and positioned, an opening angle adjusting table is arranged on the upper support, and the upper support adjusting cover is arranged in the upper support and positioned after the matching condition of the convex groove and the concave groove is met; after installing a spring on the outer circumference above the lower bracket, installing the spring on a lower bracket moving platform, installing an upper spring and a lower bracket height fixing cap on the lower bracket moving platform, then installing the spring into a lower bracket adjusting cover and positioning the spring, installing a support angle adjusting platform on the lower bracket, then installing the support angle adjusting platform into the lower bracket adjusting cover and positioning the support angle adjusting platform, and installing a stop adjusting wheel at the tail end of the lower bracket; the upper bracket height adjusting platform is in threaded connection with the lower bracket height adjusting platform.

Although the present invention has been described in detail with reference to the above embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and modifications thereof, and various changes in the details, which are within the scope of the utility model, can be made.

Claims

1. A height-adjustable multi-surface propaganda support comprises an upper support (1), a sleeve hook (2), an upper support height adjusting platform (3), a lower support height adjusting platform (4), a lower support (5), a clamping hook (6) and a locking adjusting wheel (7), and is characterized in that the upper support height adjusting platform (3) comprises an opening angle adjusting platform (3-1), an upper support moving platform (3-2), an upper support height fixing cap (3-3) and an upper support adjusting cover (3-4); after a spring is arranged on the outer circumference of the bottom of the upper support (1), the upper support is arranged on the upper support moving table (3-2), after the spring and the upper support height fixing cap (3-3) are arranged on the upper support moving table (3-2), the upper support moving table is arranged in the upper support adjusting cover (3-4) and positioned, and after the opening angle adjusting table (3-1) is arranged on the upper support (1), the upper support adjusting cover (3-4) is arranged and positioned; a spring is arranged on the outer circumference above the lower bracket (5) and then is arranged on the lower bracket height adjusting platform (4); the upper support height adjusting platform (3) is in threaded connection with the lower support height adjusting platform (4).

2. The multi-sided advertising support with adjustable height of claim 1, wherein the lower support height adjusting table (4) comprises a support angle adjusting table (4-1), a lower support moving table (4-2), a lower support height fixing cap (4-3) and a lower support adjusting cover (4-4); after springs are arranged on the outer circumference above the lower support (5), the lower support is arranged on the lower support moving table (4-2), after springs and a lower support height fixing cap (4-3) are arranged on the lower support moving table (4-2), the lower support moving table is arranged in the lower support adjusting cover (4-4) and positioned, and after the lower support (5) is arranged on the support angle adjusting table (4-1), the lower support adjusting cover (4-4) is arranged and positioned.

3. The height-adjustable multi-surface propaganda support frame according to claim 1, wherein inclined through holes are arranged on the opening angle adjusting table (3-1), and the number of the through holes is 2, 3 or 4; grooves are arranged outside the opening angle adjusting table (3-1) and are uniformly distributed along the circumferential axial direction.

4. The multi-sided advertising support with adjustable height of claim 1, wherein the upper support moving platform (3-2) is provided with 2 or 3 or 4 longitudinal columns along the axial direction, and the longitudinal columns are externally provided with springs and connected with the bottom of the upper support (1).

5. The multi-sided advertising support with adjustable height according to claim 1, wherein the upper support moving table (3-2) is provided with two cross posts at 180 degrees in the horizontal direction, springs and the upper support height fixing caps (3-3) are mounted outside the cross posts, and the upper support height fixing caps (3-3) adjust the extending length and the fixing position of the upper support moving table (3-2) through the compression action of the springs.

6. The height-adjustable multi-surface propaganda support frame according to claim 1, wherein the upper support frame adjusting cover (3-4) is internally provided with convex grooves which are uniformly distributed along the circumference and matched with the grooves which are arranged outside the opening angle adjusting platform (3-1), so that the opening angle adjusting platform (3-1) moves along the convex groove tracks which are arranged in the upper support frame adjusting cover (3-4); positioning holes are arranged in the upper support adjusting cover (3-4) along the circumferential direction at an interval of 45 degrees with the convex grooves, are uniformly distributed along the circumference, and are arranged in layers along the axial direction for positioning the upper support moving table (3-2).

7. The height-adjustable multi-surface propaganda bracket according to claim 1, wherein the sleeve hooks (2) are cylindrical through holes, two externally-arranged sleeve hook columns are distributed at intervals of 90 degrees, and the included angle between the axis of each sleeve hook column and the axis of each sleeve hook is 45 degrees; the clamping hook (6) is semi-cylindrical, the opening angle is 150 degrees, and a clamping hook column is arranged outside; the sleeve hook (2) and the built-in friction strips of the clamping hook (6) are axial friction strips or horizontal friction strips, the axial friction strips are distributed along the axial direction, the horizontal friction strips are distributed in a layered mode perpendicular to the axial direction, and the surface of each friction strip is rectangular or wavy.

8. The adjustable height multi-sided promotional stand according to claim 1 wherein the stop adjustment wheel (7) comprises an adjustment seat (7-1) and a stop wheel (7-2); the stopping adjusting wheel (7) is connected with the tail end of the lower bracket (5) through a bolt; the adjusting seat (7-1) is connected with the stop wheel (7-2) through a bolt.