CN215951002U - Auxiliary management system for events - Google Patents
Auxiliary management system for events Download PDFInfo
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- CN215951002U CN215951002U CN202122244635.4U CN202122244635U CN215951002U CN 215951002 U CN215951002 U CN 215951002U CN 202122244635 U CN202122244635 U CN 202122244635U CN 215951002 U CN215951002 U CN 215951002U
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Abstract
The utility model discloses an auxiliary management system for events, which comprises a display screen, a mounting plate and a support post, wherein the display screen is arranged on the support post; a first gear is arranged on the strut; the back of the mounting plate is provided with a clamping groove; a first clamping block is connected in the clamping groove in a sliding manner; an elastic rope is fixed between the first clamping block and the clamping groove; a first inclined plate is arranged on the first clamping block; a through groove is formed at the bottom of the clamping groove; a locking strip is inserted into the through groove; the locking bar is provided with a second inclined plate and a flat plate; a plurality of first springs are fixed between the flat plate and the through groove; the second inclined plate can move upwards to be separated from the first inclined plate by pushing the locking strip, so that the elastic rope pulls the first clamping block to slide and separate from the first gear, and the mounting plate can be rotated to adjust the angle of the display screen, so that people can conveniently watch the content on the display screen; after the adjustment is finished, the locking bar is loosened, so that the first clamping teeth and the first gear are embedded, the mounting plate is prevented from rotating, the position of the display screen is fixed, and the operation is simple and practical.
Description
Technical Field
The utility model belongs to the technical field of sports event supplies, and particularly relates to an auxiliary management system for events.
Background
In the course of event information management, the display is often used as a device for displaying various event conditions. In a sports event site, besides a large display screen is arranged to enable on-site audiences to watch in real time, small displays are often arranged around a sports ground so as to record scores and enable audiences in blind areas of visual angles to watch a game or to put advertisements and the like; these displays are typically fixed in position and often cannot be adjusted in angle so that the viewer often cannot clearly see the information on the display screen.
SUMMERY OF THE UTILITY MODEL
The utility model provides an auxiliary event management system convenient to view and use, aiming at overcoming the defects of the prior art.
The technical scheme provided by the utility model is as follows: an auxiliary management system for events comprises a display screen, a mounting plate for fixing the display screen and a strut for supporting the mounting plate; the top end of the strut is hinged with the mounting plate; a first gear is arranged on the strut; the back of the mounting plate is provided with a clamping groove; a first clamping block is connected in the clamping groove in a sliding manner; one end of the first clamping block is embedded with the first gear; a plurality of elastic ropes are fixed between the first clamping block and the clamping groove; the other end of the first clamping block is provided with a first inclined plate; a through groove is formed at the bottom of the clamping groove; a locking strip is inserted into the through groove; the top of the locking bar is inserted into the clamping groove and is provided with a second inclined plate; the first inclined plate is abutted against the second inclined plate; a flat plate is arranged in the middle of the locking bar; a plurality of first springs are fixed between the flat plate and the through groove.
Further, a first supporting rod is rotatably connected to the strut; the mounting plate is rotatably connected with a second support rod; one end of the second supporting rod is provided with a return groove; the end part of the first supporting rod is inserted into the clip groove and can slide along the clip groove; the other end of the second supporting rod is provided with a second gear; the flat plate penetrates out of the mounting plate, and a second clamping block is arranged on the back face of the flat plate; the second clamping block is embedded with the second gear.
Further, a crawler belt is mounted at the top of the mounting plate; a motor for driving the crawler belt to move is fixed at the back of the mounting plate; the crawler belt is fixedly provided with a jacking block; the bottom of the mounting plate is provided with a chute; a bottom block is connected in the sliding groove in a sliding manner; a spray pipe is fixed between the top block and the bottom block; a brush plate is rotatably connected between the top block and the bottom block; the spraying pipe is positioned on one side of the brush plate; a liquid supply tank is fixed on the support; the interior of the spraying pipe is communicated with the liquid supply tank through a conveying assembly; the bottom of the brush plate is provided with a round rod; the round rod is inserted into the bottom block; the top of the brush plate is provided with a cross groove; a connecting rod is inserted in the top block; the bottom of the connecting rod is provided with a cross rod; the cross rod is inserted into the cross groove.
Furthermore, a torsion spring is arranged between the connecting rod and the top block; the top of the connecting rod is provided with a rotating rod; a push block is arranged on one side of the mounting plate; the push block can be contacted with the rotating rod; the bottom of the rotating rod is provided with an arc-shaped groove; the ejector block is connected with a stop lever in a sliding manner; the top of the stop lever is inserted into the arc-shaped groove and can slide along the arc-shaped groove; a second spring is fixed between the bottom of the stop lever and the top block; a pressing block is arranged in the middle of the stop lever; the pressing block penetrates out of the top block; a wedge-shaped block is arranged on the other side of the mounting plate; the wedge-shaped block falls above the pressing block.
Furthermore, a through hole is formed in the bottom block; the top of the through hole is communicated with the spray pipe; one end of the sliding chute is provided with a middle hole; one end of the middle hole can be communicated with the through hole; the conveying assembly comprises a valve block, a third spring, a first liquid cavity, a second liquid cavity, a first pipeline and a second pipeline, wherein the valve block is connected in the middle hole in a sliding mode, the third spring is fixed between the valve block and the middle hole, the first liquid cavity is arranged outside the middle hole, the second liquid cavity is located at the back of the mounting plate and communicated with the first liquid cavity, one end of the first pipeline is inserted into the second liquid cavity, the second pipeline is fixed on the support, and one end of the second pipeline is connected with the liquid supply tank; one end of the first pipeline is provided with a spherical hinge; one end of the second pipeline is provided with a spherical hinge seat; the spherical hinge is embedded into the spherical hinge seat; one end of the valve block is abutted against the outer wall of the through hole; the other end of the valve block is inserted into the first liquid cavity and is provided with a liquid inlet hole; the liquid inlet hole is communicated with the through hole through a liquid channel.
Further, a cavity is formed at the bottom of the support; a first bevel gear is rotationally connected in the cavity; one end of the first bevel gear penetrates out of the cavity and is provided with a hand wheel; two inclined blocks are symmetrically arranged on two sides of the cavity; a stud is inserted into one end of the inclined block; the stud is in threaded connection with the inclined block; the stud is rotatably connected in the cavity, and one end of the stud is provided with a second bevel gear; the second bevel gear is meshed with the first bevel gear; the side of the inclined block is contacted with the base; the base penetrates out of the cavity and is rotatably connected with a roller.
In summary, the second inclined plate can be moved upwards to be separated from the first inclined plate by pushing the locking bar, so that the elastic rope pulls the first clamping block to slide and separate from the first gear, and at the moment, the mounting plate can be rotated to adjust the angle of the display screen, thereby facilitating people to watch the content on the display screen; after the adjustment is finished, the locking bar is loosened, so that the first clamping teeth and the first gear are embedded, the mounting plate is prevented from rotating, the position of the display screen is fixed, and the operation is simple and practical.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a partially enlarged view of a portion a in fig. 1.
Fig. 3 is a partially enlarged view of a portion B in fig. 1.
Fig. 4 is a left side view of the present invention.
Fig. 5 is an isometric cross-sectional view taken along line D-D of fig. 4.
Fig. 6 is a partially enlarged view of a portion C in fig. 5.
Figure 7 is an isometric cross-sectional view taken along line E-E of figure 4.
Figure 8 is an isometric cross-sectional view taken along line F-F in figure 4.
Fig. 9 is an isometric cross-sectional view of the top block of fig. 3.
FIG. 10 is a schematic view of the structure of the brush plate and the parting bead of the present invention.
Fig. 11 is a schematic structural view of the first latch of fig. 6.
FIG. 12 is an isometric cross-sectional view of a mounting plate of the present invention.
Detailed Description
In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.
As shown in fig. 1-12, an auxiliary event management system comprises a display screen 1, a mounting plate 2 and a support 3; the display screen 1 is purchased from the market and is fixed on the mounting plate 2 by the existing mode; the support column 3 is positioned at the back of the mounting plate 2 and is used for supporting the mounting plate 2 and the display screen 1; the top end of the pillar 3 is hinged with the mounting plate 2, and a first gear 31 is arranged at the hinged position; the back of the mounting plate 2 is provided with a clamping groove 26, a first clamping block 261 is connected in the clamping groove 26 in a sliding mode, and one end of the first clamping block 261 is embedded into the first gear 31; a plurality of elastic ropes 262 are fixed between the first fixture block 261 and the slot 26, and the elastic ropes 262 can pull the first fixture block 261 to slide in the slot 26; the other end of the first clamping block 261 is provided with a first inclined plate 263, and one end of the first inclined plate 263 inclines; the bottom of the clamping groove 26 is provided with a through groove 27, a locking strip 271 is inserted into the through groove 27, the bottom of the locking strip 271 penetrates out of the through groove 27, the top of the locking strip 271 is inserted into the clamping groove 26 and is provided with a second inclined plate 272, and the end part of the second inclined plate 272 inclines to abut against the first inclined plate 263 and can push the first inclined plate 263 to slide; a flat plate 273 is provided in the middle of the locking bar 271, and a plurality of second springs 274 are fixed between the flat plate 273 and the through slots 27.
The first clamping block 261 is matched with the first clamping tooth to limit the mounting plate 2 to rotate relative to the support column 3, so that the mounting angle of the display screen 1 is fixed; when the inclination angle of the display screen 1 needs to be adjusted, the lock bar 271 only needs to be pushed up to slide the second inclined plate 272, the first inclined plate 263 slides along the clamping groove 26 under the action of the elastic rope 262, the first clamping tooth is far away from the first gear 31, and the rotation of the support column 3 is not limited any more, so that the angle of the display screen 1 can be adjusted, and more people can see the content on the display screen 1; after the angle is adjusted, the locking bar 271 is only required to be loosened, so that the second inclined plate 272 moves to abut against the first inclined plate 263 under the action of the second spring 274, and the first latch is then embedded with the first gear 31 to realize the rotation stopping matching with the pillar 3 again.
Further, a first supporting rod 32 is hinged below the pillar 3; a second support rod 28 is hinged on the mounting plate 2, one end of the second support rod 28 is provided with a circular groove 281, and the end part of the first support rod 32 is inserted into the circular groove 281 and can slide along the circular groove 281; the other end of the second supporting rod 28 is provided with a second gear 282; one end of the flat plate 273 penetrates out of the back surface of the mounting plate 2 and is provided with a second clamping block 275, and the second clamping block 275 is mutually embedded with the second gear 282.
The positions of the first support rod 32 and the second support rod 28 are fixed by the matching of the second fixture block 275 and the second gear 282, so as to assist the post 3 to support the mounting plate 2; when the angle of the display screen 1 is adjusted, as the locking bar 271 moves upwards, the second locking block 275 is separated from the second gear 282, the second supporting rod 28 rotates along with the rotation of the display screen 1, and the first supporting rod 32 moves along with the movement, and one end of the first supporting rod moves in the square groove 281 to adapt to the position change of the second supporting rod 28; after the angle adjustment is completed, the second latch 275 is reengaged with the second gear 282 to restrict the rotation of the second support rod 28, and the position of the first support rod 32 is fixed, so as to continue to assist the support 3 in fixing the mounting plate 2.
Further, the top of the mounting plate 2 is rotatably connected with a crawler belt 4; a motor 5 is fixed at the back of the mounting plate 2, and the motor 5 is used for driving the crawler 4 to rotate; the crawler 4 is fixed with a top block 6; the bottom of the mounting plate 2 is provided with a chute 21, and a bottom block 7 is connected in the chute 21 in a sliding way; a spray pipe 22 is fixed between the top block 6 and the bottom block 7; a brush plate 23 is rotatably connected between the top block 6 and the bottom block 7, the brush plate 23 is purchased from the market and used for cleaning the surface of the display screen 1, the spray pipe 22 is positioned at one side of the brush plate 23, and one end of the spray pipe 22 is provided with an opening inclined along the direction close to the brush plate 23; a liquid supply tank 8 is fixed on the pillar 3, the liquid supply tank 8 is formed by combining a conventional tank body and a water pump, alcohol or other cleaning liquid capable of cleaning the display screen 1 is stored in the liquid supply tank, and the liquid supply tank is connected with the spray pipe 22 through a conveying component; the bottom of the brush plate 23 is provided with a round rod 231, and the round rod 231 is inserted into the bottom block 7; the top of the brush plate 23 is provided with a cross-shaped groove 232; the top block 6 is inserted with a connecting rod 61, the bottom of the connecting rod 61 is provided with a cross rod 611, and the cross rod 611 is inserted into the cross groove 232 to install the brush plate 23 between the top block 6 and the bottom block 7.
When impurities such as dust and the like are accumulated on the surface of the display screen 1, the motor 5 drives the crawler belt 4 to move, so that the top block 6 drives the brush plate 23 and the bottom block 7 to move; the brush plate 23 falls on the surface of the display screen 1 to clean the display screen 1; in the moving process of the brush plate 23, the liquid supply box 8 conveys cleaning liquid into the spray pipe 22 and sprays the cleaning liquid onto the display screen 1 and the brush plate 23 through the spray pipe 22 so as to improve the cleaning effect of the brush plate 23, thereby ensuring the display effect of the display screen 1 and improving the impression; the matching of the cross rod 611 and the cross groove 232 and the matching of the round rod 231 and the bottom block 7 enable the brush plate 23 to be fixed between the top block 6 and the bottom block 7; after the connecting rod 61 is lifted up to separate the cross rod 611 from the cross groove 232, the round rod 231 is lifted up to separate from the bottom block 7, so that the brush plate 23 can be taken down, and the dirty brush plate 23 can be replaced or cleaned conveniently.
Further, a torsion spring 612 is installed between the connecting rod 61 and the top block 6, a rotating rod 613 is arranged at the top of the connecting rod 61, and the torsion spring 612 can pull the rotating rod 613 to rotate; a push block 24 is arranged on one side of the mounting plate 2, and the push block 24 can be contacted with the rotating rod 613; the bottom of the rotating rod 613 is provided with an arc-shaped groove 614; the top block 6 is connected with a stop lever 62 in a sliding way, and the top of the stop lever 62 is inserted into the arc-shaped groove 614 and can slide along the arc-shaped groove 614; a first spring 63 is fixed between the bottom of the stop lever 62 and the top block 6; a pressing block 64 is arranged in the middle of the stop rod 62, the first spring 63 is positioned below the pressing block 64, and one end of the pressing block 64 penetrates out of the top block 6; the other side of the mounting plate 2 is provided with a wedge-shaped block 25, and one end of the wedge-shaped block 25 is inclined and falls above the pressing block 64.
When the brush plate 23 moves from one side of the display screen 1 to the other side, the push block 24 contacts with the rotating rod 613 and rotates the rotating rod, the cross block drives the brush plate 23 to turn over, and after the stop rod 62 slides to the end relative to the arc-shaped groove 614, the stop rod 62 moves upwards to abut against one side of the rotating rod 613 under the drive of the first spring 63, so that one side of the brush plate 23, which is far away from the spray pipe 22, contacts with the display screen 1 in the return reset process, so that the liquid remained on the surface of the display screen 1 is cleaned by using the dry side of the brush plate 23, and the cleaning effect is improved; when the brush plate 23 is reset, the wedge-shaped block 25 gradually contacts and presses the pressing block 64, the stop lever 62 moves downwards along with the wedge-shaped block, the connecting rod 61 rotates to reset under the action of the torsion spring 612, and the stop lever 62 is inserted into the arc-shaped groove 614 again to prepare for next cleaning; the partition bars 65 are arranged on one side of the spray pipe 22, and after the brush plate 23 is arranged on the top block 6 and the bottom block 7, one end for cleaning the display screen 1 is mutually extruded with the partition bars 65, so that the wet side of the brush plate 23 is separated from the dry side, and the drying effect is ensured; be equipped with arc hole 66 on kicking block 6 and the bottom block 7, the parting bead 65 tip inserts in arc hole 66 for parting bead 65 synchronous revolution when brush board 23 rotates, in order to guarantee brush board 23 steady operation.
Furthermore, a through hole 10 is arranged in the bottom block 7; the top of the through hole 10 is communicated with the spray pipe 22; one end of the sliding chute 21 is provided with a middle hole 29; one end of the middle hole 29 can be communicated with the through hole 10; the conveying assembly comprises a valve block 91 connected in the middle hole 29 in a sliding manner, a third spring 92 fixed between the valve block 91 and the middle hole 29, a first liquid cavity 93 arranged outside the middle hole 29, a second liquid cavity 94 positioned at the back of the mounting plate 2 and communicated with the first liquid cavity 93, a first pipeline 95 with one end inserted in the second liquid cavity 94, and a second pipeline 96 fixed on the support column 3 and with one end connected with the liquid supply tank 8; one end of the first pipeline 95 is provided with a spherical hinge 97; one end of the second pipeline 96 is provided with a spherical hinge seat 98; the spherical hinge 97 is embedded in the spherical hinge seat 98; one end of the valve block 91 is abutted against the outer wall of the through hole 10; the other end of the valve block 91 is inserted into the first liquid cavity 93 and is provided with a liquid inlet hole 911, and the liquid inlet hole 911 is communicated with the through hole 10 through a liquid channel 912.
In the process of cleaning the display screen 1, cleaning liquid flows into the first liquid cavity 93 from the liquid supply tank 8, the second pipeline 96, the first pipeline 95 and the second liquid cavity 94 in sequence; when the brush plate 23 is in the original position, the end of the through hole 29 presses the valve block 91 to compress the third spring 92, the valve block 91 slides to insert the liquid inlet hole 911 into the first liquid chamber 93, and the cleaning liquid flows into the liquid channel 912 from the liquid inlet hole 911 and flows into the through hole 29 from the liquid channel 912 to supply the cleaning liquid to the spray pipe 22; after the motor 5 drives the brush plate 23 to move, the bottom block 7 slides along the sliding groove 21 to separate the through hole 29 from the valve block 91, the third spring 92 resets to enable the liquid inlet hole 911 to retreat into the middle hole 10, and the cleaning liquid in the first liquid cavity 93 does not enter the liquid channel 912 any more; by the arrangement, the liquid supply tank 8 can intermittently supply liquid to the spray pipe 22, so that the consumption of cleaning liquid is reduced, the frequency of replenishing the cleaning liquid is reduced, and the use is convenient; the cooperation of the ball joint 97 with the ball joint seat 98 allows relative rotation between the first conduit 95 and the second conduit 96 to accommodate changes in the inclination angle of the mounting plate 3.
Further, a cavity 33 is formed in the bottom of the support, and a first bevel gear 34 is rotatably connected in the cavity 33; one end of the first bevel gear 34 penetrates out of the cavity 33 and is provided with a hand wheel 35; two inclined blocks 36 are symmetrically arranged on two sides of the cavity 33; a stud 37 is inserted into one end of the inclined block 36, and the stud 37 is in threaded connection with the inclined block 36; the stud 37 is rotatably connected in the cavity 33, and one end of the stud is provided with a second bevel gear 38; the second bevel gear 38 meshes with the first bevel gear 34; the side of the inclined block 36 contacts with the base 39; the base 37 penetrates out of the cavity 33 and is rotatably connected with a roller 30;
when the strut 3 needs to be moved, the hand wheel 35 is rotated to enable the first bevel gear 34 to rotate, the second bevel gear 38 and the stud 37 rotate along with the rotation, the inclined block 36 is pushed to slide to push the base 39 to move downwards, so that the roller 30 is supported at the bottom of the strut 3, the strut 3 is convenient to move, the hand wheel 35 is reversed after the strut is moved to the right position, the inclined block 36 is reset under the pulling of the stud 37, and the roller 30 moves upwards relative to the strut 3 due to the gravity of the strut; the roller 30 no longer supports the column 3 in order to stabilize the column 3 in this position.
Claims (6)
1. An auxiliary management system for events comprises a display screen (1), a mounting plate (2) for fixing the display screen (1), and a support post (3) for supporting the mounting plate (2); it is characterized in that; the top end of the strut (3) is hinged with the mounting plate (2); a first gear (31) is arranged on the strut (3); a clamping groove (26) is formed in the back of the mounting plate (2); a first clamping block (261) is connected in the clamping groove (26) in a sliding manner; one end of the first clamping block (261) is embedded with the first gear (31); a plurality of elastic ropes (262) are fixed between the first clamping block (261) and the clamping groove (26); the other end of the first clamping block (261) is provided with a first inclined plate (263); a through groove (27) is formed at the bottom of the clamping groove (26); a locking strip (271) is inserted into the through groove (27); the top of the locking bar (271) is inserted into the clamping groove (26) and is provided with a second inclined plate (272); the first inclined plate (263) is abutted against the second inclined plate (272); a flat plate (273) is arranged in the middle of the locking bar (271); a plurality of first springs (63) are fixed between the flat plate (273) and the through groove (27).
2. An auxiliary management system for events according to claim 1, wherein: a first supporting rod (32) is rotatably connected to the strut (3); a second support rod (28) is rotatably connected to the mounting plate (2); one end of the second supporting rod (28) is provided with a return groove (281); the end part of the first supporting rod (32) is inserted into the clip groove (281) and can slide along the clip groove (281); a second gear (282) is arranged at the other end of the second supporting rod (28); the flat plate (273) penetrates through the mounting plate (2) and the back surface of the flat plate is provided with a second clamping block (275); the second fixture block (275) and the second gear (282) are mutually embedded.
3. An auxiliary management system for events according to claim 1, wherein: the top of the mounting plate (2) is provided with a crawler belt (4); a motor (5) for driving the crawler belt (4) to move is fixed at the back of the mounting plate (2); a top block (6) is fixed on the crawler belt (4); the bottom of the mounting plate (2) is provided with a sliding chute (21); a bottom block (7) is connected in the sliding groove (21) in a sliding manner; a spray pipe (22) is fixed between the top block (6) and the bottom block (7); a brush plate (23) is rotatably connected between the top block (6) and the bottom block (7); the spraying pipe (22) is positioned on one side of the brush plate (23); a liquid supply tank (8) is fixed on the strut (3); the interior of the spray pipe (22) is communicated with the liquid supply tank (8) through a conveying assembly; the bottom of the brush plate (23) is provided with a round rod (231); the round rod (231) is inserted into the bottom block (7); the top of the brush plate (23) is provided with a cross groove (232); a connecting rod (61) is inserted in the top block (6); the bottom of the connecting rod (61) is provided with a cross rod (611); the cross bar (611) is inserted into the cross groove (232).
4. An auxiliary management system for events according to claim 3, wherein: a torsion spring (612) is arranged between the connecting rod (61) and the top block (6); a rotating rod (613) is arranged at the top of the connecting rod (61); a push block (24) is arranged on one side of the mounting plate (2); the push block (24) can be contacted with the rotating rod (613); an arc-shaped groove (614) is formed in the bottom of the rotating rod (613); the top block (6) is connected with a stop lever (62) in a sliding way; the top of the stop lever (62) is inserted into the arc-shaped groove (614) and can slide along the arc-shaped groove (614); a second spring (274) is fixed between the bottom of the stop lever (62) and the top block (6); a pressing block (64) is arranged in the middle of the stop lever (62); the pressing block (64) penetrates out of the top block (6); a wedge-shaped block (25) is arranged on the other side of the mounting plate (2); the wedge-shaped block (25) falls above the pressing block (64).
5. An auxiliary management system for events according to claim 3, wherein: a through hole (29) is arranged in the bottom block (7); the top of the through hole (29) is communicated with the spray pipe (22); one end of the sliding chute (21) is provided with a middle hole (10); one end of the middle hole (10) can be communicated with the through hole (29); the conveying assembly comprises a valve block (91) which is connected in the middle hole (10) in a sliding mode, a third spring (92) which is fixed between the valve block (91) and the middle hole (10), a first liquid cavity (93) which is arranged outside the middle hole (10), a second liquid cavity (94) which is located on the back of the mounting plate (2) and communicated with the first liquid cavity (93), a first pipeline (95) with one end inserted into the second liquid cavity (94), and a second pipeline (96) which is fixed on the support column (3) and is connected with the liquid supply tank (8) with one end; one end of the first pipeline (95) is provided with a spherical hinge; one end of the second pipeline (96) is provided with a spherical hinge seat; the spherical hinge is embedded into the spherical hinge seat; one end of the valve block (91) is abutted against the outer wall of the through hole (29); the other end of the valve block (91) is inserted into the first liquid cavity (93) and is provided with a liquid inlet hole (911); the liquid inlet hole (911) is communicated with the through hole (29) through a liquid channel (912).
6. An auxiliary management system for events according to claim 1, wherein: a cavity (33) is arranged at the bottom of the strut (3); a first bevel gear (34) is rotationally connected in the cavity (33); one end of the first bevel gear (34) penetrates out of the cavity (33) and is provided with a hand wheel (35); two inclined blocks (36) are symmetrically arranged on two sides of the cavity (33); a stud (37) is inserted into one end of the inclined block (36); the stud (37) is in threaded connection with the inclined block (36); the stud (37) is rotatably connected in the cavity (33) and one end of the stud is provided with a second bevel gear (38); the second bevel gear (38) is meshed with the first bevel gear (34); the side of the inclined block (36) is contacted with the base (39); the base (39) penetrates out of the cavity (33) and is rotatably connected with a roller (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122244635.4U CN215951002U (en) | 2021-09-16 | 2021-09-16 | Auxiliary management system for events |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122244635.4U CN215951002U (en) | 2021-09-16 | 2021-09-16 | Auxiliary management system for events |
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| Publication Number | Publication Date |
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| CN215951002U true CN215951002U (en) | 2022-03-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122244635.4U Active CN215951002U (en) | 2021-09-16 | 2021-09-16 | Auxiliary management system for events |
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| CN (1) | CN215951002U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118602240A (en) * | 2024-08-08 | 2024-09-06 | 江苏麦点文化传媒有限公司 | Multimedia screen fixing device with regulatory function |
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2021
- 2021-09-16 CN CN202122244635.4U patent/CN215951002U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118602240A (en) * | 2024-08-08 | 2024-09-06 | 江苏麦点文化传媒有限公司 | Multimedia screen fixing device with regulatory function |
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