CN110738947B - Outdoor billboard convenient for replacing advertisement poster - Google Patents
Outdoor billboard convenient for replacing advertisement poster Download PDFInfo
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- CN110738947B CN110738947B CN201911078346.2A CN201911078346A CN110738947B CN 110738947 B CN110738947 B CN 110738947B CN 201911078346 A CN201911078346 A CN 201911078346A CN 110738947 B CN110738947 B CN 110738947B
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F15/00—Boards, hoardings, pillars, or like structures for notices, placards, posters, or the like
- G09F15/0006—Boards, hoardings, pillars, or like structures for notices, placards, posters, or the like planar structures comprising one or more panels
- G09F15/0025—Boards, hoardings, pillars, or like structures for notices, placards, posters, or the like planar structures comprising one or more panels display surface tensioning means
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F11/00—Indicating arrangements for variable information in which the complete information is permanently attached to a movable support which brings it to the display position
- G09F11/24—Indicating arrangements for variable information in which the complete information is permanently attached to a movable support which brings it to the display position the advertising or display material forming part of a moving band, e.g. in the form of perforations, prints, or transparencies
- G09F11/26—Indicating arrangements for variable information in which the complete information is permanently attached to a movable support which brings it to the display position the advertising or display material forming part of a moving band, e.g. in the form of perforations, prints, or transparencies of an endless band
- G09F11/28—Electric control therefor
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F15/00—Boards, hoardings, pillars, or like structures for notices, placards, posters, or the like
- G09F15/0087—Boards, hoardings, pillars, or like structures for notices, placards, posters, or the like including movable parts, e.g. movable by the wind
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Displays For Variable Information Using Movable Means (AREA)
Abstract
The invention discloses an outdoor billboard convenient for replacing advertisement posters, which comprises a vertical column, wherein a vertical column cavity with a forward opening is arranged in the vertical column, a lifting device used for providing lifting motion for installing advertisements is arranged in the vertical column cavity, the lifting device comprises a lifting belt, a poster storage device is arranged on the front side of the lifting belt, the poster storage device comprises a roller wheel arranged on the front side of the lifting belt, a clamping device is arranged on the front side end surface of the lifting belt, a transverse plate is fixedly connected on the left side end surface of the vertical column, an advertisement board is fixedly connected on the left side end surface of the transverse plate, a limiting device used for clamping and fixing an edge sealing strip is arranged on the clamping device, and a spreading device capable of being fixedly connected with the limiting device is arranged on the upper side end surface of the vertical column, the manual work intensity is reduced, and the advertisement replacement efficiency is improved.
Description
Technical Field
The invention relates to the technical field of outdoor advertising boards, in particular to an outdoor advertising board with an advertising poster convenient to replace.
Background
The advertisement is a propaganda means for publicizing and widely transmitting information to the public through a certain form of media for a certain specific requirement, the advertisement becomes the main form of propaganda and popularization at present, a large outdoor billboard is widely applied to an advertisement method, the poster installation of the outdoor advertisement at present mainly adopts a crane to hang the poster on the billboard, meanwhile, the poster is pasted on the billboard manually, the billboard capable of automatically replacing the poster at present rolls through a discharging roller storing the advertisement to display different advertisement contents, the installation and replacement of the discharging roller still need manual operation, and the real automatic advertisement replacement cannot be realized.
Disclosure of Invention
The technical problem is as follows: the prior billboard capable of automatically replacing posters displays different advertisement contents by rolling, and the installation and replacement of the advertisement still need manual operation, so that the real automatic replacement of the advertisement can not be realized.
In order to solve the problems, the embodiment designs an outdoor billboard convenient for replacing an advertisement poster, which comprises a stand column, wherein a stand column cavity with a forward opening is arranged in the stand column, a lifting device used for providing lifting motion for installing advertisements is arranged in the stand column cavity, the lifting device comprises a lifting belt, the front side of the lifting belt is provided with a poster storage device, the poster storage device comprises a roller arranged at the front side of the lifting belt, a roller shaft arranged on the roller, a poster with one end fixedly connected to the roller, and a sealing strip fixedly connected to the other end of the poster, the poster can be stored on the roller, the front side end surface of the lifting belt is provided with a clamping device used for clamping and fixing the poster storage device, and the left side end surface of the stand column is fixedly connected with a transverse plate, the advertising board is fixedly connected on the left end surface of the transverse board, the clamping device is provided with a limiting device for clamping and fixing the edge sealing strip, the upper end surface of the upright post is provided with an unfolding device which can be fixedly connected with the limiting device, the unfolding device comprises a transverse table fixedly connected on the upper end surface of the upright post, a motor shaft which is rotatably connected on the lower end surface of the transverse table and extends downwards, a belt pulley fixedly connected on the motor shaft, a boss fixedly connected on the upper end surface of the advertising board, a belt pulley shaft rotatably connected on the upper end surface of the boss, an auxiliary belt pulley fixedly connected on the belt pulley shaft, and a conveying belt connected between the auxiliary belt pulley and the belt pulley, the unfolding device drives the motor shaft and the belt wheel to rotate through the motor, so that the conveying belt is driven to rotate, and the unfolding and the left and right movement required for accommodating the poster are realized.
Wherein, elevating gear still include two rotate connect in on the inner wall of stand chamber left side and the pivot of longitudinal symmetry, fixedly connected with lifting pulley in the pivot, lifting belt connects in two between the lifting pulley, the downside lifting pulley extends to right outside the stand chamber terminal surface, the downside power connection has fixed connection in elevator motor on the end of stand chamber right side.
Wherein, clamping device include two fixed connection in on the lifting belt front end face and the elevating platform of longitudinal symmetry, the elevating platform is close to and rotates on the symmetrical center side end face and is connected with the centre gripping cylinder, be equipped with the opening forward and towards the vice centre gripping chamber that is close to symmetrical center one side in the centre gripping cylinder, respectively the vice electro-magnet of fixedly connected with on the vice centre gripping chamber left and right sides inner wall, just vice electro-magnet bilateral symmetry, sliding connection has the vice centre gripping piece of two bilateral symmetry on the vice centre gripping chamber rear side inner wall, just vice centre gripping piece can with the roller butt, vice centre gripping piece keep away from symmetrical center side end face with be connected with compression spring between the vice electro-magnet, the upside be equipped with opening spline chamber up in the centre gripping cylinder.
Wherein, the limiting device comprises a transverse moving box which is connected with the front end face of the lifting platform at the upper side in a sliding way, the transverse moving box can only move left and right along the front end face of the lifting platform at the upper side, a clamping cavity with a downward opening and a forward opening is arranged in the transverse moving box, electromagnets are fixedly connected with the inner walls at the left side and the right side of the clamping cavity respectively, two clamping blocks which are bilaterally symmetrical are connected with the inner wall at the rear side of the clamping cavity in a sliding way, the clamping blocks can be abutted against the edge sealing strip, a clamping spring is connected between the clamping blocks and the electromagnets, a sliding cavity which is positioned at the upper side of the clamping cavity is arranged in the transverse moving box, a piston is connected in the sliding cavity in a sliding way, an upward extending lifting rod is fixedly connected with the end face of the upper side of the piston, a reset spring is connected between the piston and the inner wall at the, a fixed cavity with an upward opening and positioned at the upper side of the sliding cavity is arranged in the transverse moving box, sliding holes communicated with the fixed cavity are respectively arranged on the front side inner wall and the rear side inner wall of the fixed cavity, the two sliding holes are symmetrical front and back, an alternating current electromagnet is fixedly connected on the inner wall of one side of the sliding hole, which is far away from the symmetry center, a bolt is connected in the sliding hole in a sliding manner, an auxiliary compression spring is connected between the bolt and the alternating current electromagnet, the lifting rod extends upwards into the fixed cavity, an air cylinder is fixedly connected on the end surface of the upper side of the lifting platform, an air cavity is arranged in the air cylinder, a sliding plug is connected in the air cavity in a sliding manner, a limiting rod extending forwards to the end surface of the air cavity is fixedly connected on the end surface of the front side of the sliding plug, the limiting rod is positioned at the left side of the transverse moving box, the air cavity is communicated with the air hole and is connected with a flexible hose, and a T-shaped rod is fixedly connected to the end face of the left side of the transverse moving box.
Wherein, the unfolding device also comprises a spline wheel which is fixedly connected on the motor shaft and positioned at the lower side of the belt wheel, the spline wheel can be connected with the spline cavity, the front end face of the conveying belt is fixedly connected with a cross rod, the lower end face of the cross rod is fixedly connected with a connecting rod which extends into the fixed cavity, the lower end face of the connecting rod can be abutted against the lifting rod, the connecting rod is internally provided with a pin hole which is through from front to back, the bolt can extend into the pin hole so as to limit the pin hole to move up and down, the front end face of the boss is fixedly connected with a fixed platform, the fixed platform is internally provided with a limit cavity with an opening facing to the right, the front inner walls and the rear inner walls of the limit cavity are respectively provided with a sliding cavity communicated with the limit cavity, and the inner wall of one side of the sliding, the sliding cavity is internally and slidably connected with a wedge block, the wedge block can be abutted against the T-shaped rod to limit the T-shaped rod to move left and right, and a thrust spring is connected between the wedge block and the auxiliary alternating current electromagnet.
The invention has the beneficial effects that: the poster receiving mechanism is used for storing posters, the lifting mechanism realizes lifting motion through the rotation of the conveying belt, the conveying belt is provided with the poster clamping mechanism, the rapid installation of the poster receiving mechanism can be realized, then the lifting mechanism drives the poster receiving mechanism to move upwards to the upper limit position, the locking mechanism on the poster unfolding mechanism is abutted with the sliding block on the poster receiving mechanism, then the conveying belt on the poster unfolding mechanism drives the sliding block to move, the unfolding of the posters is realized, namely the installation and the fixation of the advertisements are completed, the poster receiving can be realized through the reverse motion of the poster unfolding mechanism, then the reverse motion of the lifting mechanism can drive the poster receiving mechanism to descend to the set height, then the poster receiving mechanism is manually taken out from the poster clamping mechanism, and a new poster is replaced, therefore, the invention can realize the automatic installation and the disassembly of the, the manual work intensity is reduced, and the advertisement replacement efficiency is improved.
Drawings
For ease of illustration, the invention is described in detail by the following specific examples and figures.
Fig. 1 is a schematic view showing the overall structure of an outdoor billboard with an easy-to-replace advertisement poster according to the present invention;
FIG. 2 is a schematic view of the structure in the direction "A-A" of FIG. 1;
FIG. 3 is a schematic view of the structure in the direction "B-B" of FIG. 1;
FIG. 4 is a schematic view of the structure in the direction "C-C" of FIG. 3;
FIG. 5 is an enlarged view of the structure at "D" of FIG. 1;
FIG. 6 is an enlarged view of the structure at "E" in FIG. 3;
FIG. 7 is an enlarged view of the structure at "F" of FIG. 2;
FIG. 8 is a schematic view of the structure in the direction "G-G" of FIG. 6;
FIG. 9 is a schematic view of the structure in the direction "H-H" of FIG. 5.
Detailed Description
The present invention will be described in detail with reference to fig. 1 to 9, and for the sake of convenience of description, the following orientations will be defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The invention relates to an outdoor billboard convenient for replacing advertisement posters, which is mainly applied to the outdoor billboard, and the invention is further explained by combining the attached drawings of the invention as follows:
the outdoor billboard convenient for replacing the advertising poster comprises an upright post 11, an upright post cavity 12 with a forward opening is arranged in the upright post 11, a lifting device 101 used for providing lifting motion for installing the advertisement is arranged in the upright post cavity 12, the lifting device 101 comprises a lifting belt 13, a poster storing device 102 is arranged on the front side of the lifting belt 13, the poster storing device 102 comprises a roller 18 arranged on the front side of the lifting belt 13, a roller shaft 36 arranged on the roller 18, a poster 31 with one end fixedly connected to the roller 18, an edge sealing strip 37 fixedly connected to the other end of the poster 31, the poster 31 can be stored on the roller 18, a clamping device 103 used for clamping and fixing the poster storing device 102 is arranged on the front side end surface of the lifting belt 13, a transverse plate 29 is fixedly connected to the left side end surface of the upright post 11, an advertising board 23 is fixedly connected to the left end face of the transverse board 29, a limiting device 104 for clamping and fixing the edge banding strip 37 is arranged on the clamping device 103, an unfolding device 105 capable of being fixedly connected with the limiting device 104 is arranged on the upper end face of the upright post 11, the unfolding device 105 comprises a transverse table 28 fixedly connected to the upper end face of the upright post 11, a motor shaft 20 rotatably connected to the lower end face of the transverse table 28 and extending downwards, a belt pulley 19 fixedly connected to the motor shaft 20, a boss 24 fixedly connected to the upper end face of the advertising board 23, a belt pulley shaft 27 rotatably connected to the upper end face of the boss 24, an auxiliary belt pulley 26 fixedly connected to the belt pulley shaft 27, and a conveying belt 22 connected between the auxiliary belt pulley 26 and the belt pulley 19, the unfolding device 105 drives the motor shaft 20 and the belt pulley 19 to rotate through the motor 21, thereby driving the conveyer belt 22 to rotate, and realizing the left and right movement required for unfolding and storing the poster.
According to the embodiment, the following detailed description is made on the lifting device 101, the lifting device 101 further includes two rotating shafts 14 which are rotatably connected to the inner wall of the left side of the column cavity 12 and are vertically symmetrical, the lifting belt wheels 15 are fixedly connected to the rotating shafts 14, the lifting belt 13 is connected between the two lifting belt wheels 15, the lifting belt wheels 15 on the lower side extend to the right of the end face of the column cavity 12, the lifting belt wheels 15 on the lower side are connected with the lifting motor 16 fixedly connected to the end face of the right side of the column cavity 12, and the lifting belt 13 can be driven to rotate by the lifting motor 16 driving the rotating shafts 14 and the lifting belt wheels 15 on the lower side, so that the lifting movement required for installing the advertisement is realized.
According to the embodiment, the following detailed description will be made on the clamping device 103, the clamping device 103 includes two vertically symmetrical lifting tables 30 fixedly connected to the front end face of the lifting belt 13, the lifting table 30 is rotatably connected to a clamping cylinder 17 near a side end face of the symmetry center, a sub-clamping cavity 57 having a forward opening and facing to a side near the symmetry center is provided in the clamping cylinder 17, sub-electromagnets 55 are fixedly connected to inner walls of left and right sides of the sub-clamping cavity 57, respectively, the sub-electromagnets 55 are bilaterally symmetrical, two sub-clamping blocks 58 having a left and right symmetry are slidably connected to inner walls of a rear side of the sub-clamping cavity 57, the sub-clamping blocks 58 can abut against the roller shaft 36, a compression spring 56 is connected between the side end face of the symmetry center of the sub-clamping block 58 and the sub-electromagnets 55, a spline cavity 54 having an upward opening is provided in the clamping cylinder 17 on the upper side, the roller shaft 36 is manually pushed into the auxiliary clamping cavity 57 from the front opening of the auxiliary clamping cavity 57, so that the auxiliary clamping block 58 is abutted against the roller shaft 36 and clamps the roller shaft 36, and the roller 18 is clamped and fixed.
According to the embodiment, the limiting device 104 is described in detail below, the limiting device 104 includes a traverse box 33 slidably connected to the front end face of the lifting platform 30 on the upper side, and the traverse box 33 can only move left and right along the front end face of the lifting platform 30 on the upper side, a clamping cavity 44 with a downward opening and a forward opening is arranged in the traverse box 33, electromagnets 41 are fixedly connected to the inner walls of the left and right sides of the clamping cavity 44 respectively, two clamping blocks 39 which are bilaterally symmetrical are slidably connected to the inner wall of the rear side of the clamping cavity 44, the clamping blocks 39 can abut against the edge sealing strips 37, a clamping spring 40 is connected between the clamping blocks 39 and the electromagnets 41, a slide cavity 50 located on the upper side of the clamping cavity 44 is arranged in the traverse box 33, a piston 51 is slidably connected to the slide cavity 50, and an upward extending lifting rod 48 is fixedly connected to the end face of the upper side of the piston 51, a return spring 49 is connected between the piston 51 and the upper inner wall of the sliding cavity 50, an air hole 52 with a backward opening and communicated with the lower inner wall of the sliding cavity 50 is arranged in the traversing box 33, a fixed cavity 47 with an upward opening and positioned at the upper side of the sliding cavity 50 is arranged in the traversing box 33, sliding holes 61 communicated with the fixed cavity 47 are respectively arranged on the front side inner wall and the rear side inner wall of the fixed cavity 47, the two sliding holes 61 are symmetrical front and back, an alternating current electromagnet 59 is fixedly connected on the inner wall of one side of the sliding hole 61 far away from the symmetrical center, a bolt 46 is connected in the sliding hole 61, an auxiliary compression spring 60 is connected between the bolt 46 and the alternating current electromagnet 59, the lifting rod 48 extends upwards into the fixed cavity 47, a cylinder 43 is fixedly connected on the upper end face of the lifting platform 30 at the upper side, an air cavity 66 is arranged in the cylinder 43, and a sliding plug 65 is connected in the air, a limiting rod 42 extending forwards to the outside of the end face of the air cavity 66 is fixedly connected to the front end face of the sliding plug 65, the limiting rod 42 is located on the left side of the traverse box 33, the limiting rod 42 can be abutted against the traverse box 33 to limit the leftward movement of the traverse box 33, an expansion hose 62 is connected between the air cavity 66 and the air hole 52, a T-shaped rod 34 is fixedly connected to the end face of the left side of the traverse box 33, and under the action of the clamping spring 40, the clamping block 39 is abutted against the edge sealing strip 37 to clamp and fix the edge sealing strip 37.
According to the embodiment, the following detailed description is made on the unfolding apparatus 105, the unfolding apparatus 105 further includes a spline wheel 53 fixedly connected to the motor shaft 20 and located below the pulley 19, and the spline wheel 53 may be spline-connected to the spline cavity 54, a cross bar 32 is fixedly connected to a front end surface of the conveyor belt 22, a connecting rod 38 extending into the fixing cavity 47 is fixedly connected to a lower end surface of the cross bar 32, a lower end surface of the connecting rod 38 may be abutted to the lifting rod 48, a pin hole 45 penetrating through the connecting rod 38 in the front and rear direction is provided in the connecting rod 38, the pin 46 may extend into the pin hole 45 to limit the pin hole 45 from moving up and down, a fixing table 25 is fixedly connected to a front end surface of the boss 24, a limit cavity 71 opening to the right is provided in the fixing table 25, sliding cavities 69 communicating with the limit cavity 71 are respectively provided on front and rear inner walls of the limit cavity 71, slide chamber 69 is far away from the vice alternating current electromagnet 67 of fixedly connected with on the inner wall of symmetry center one side, sliding connection has wedge 70 in the slide chamber 69, just wedge 70 can with T shape pole 34 butt, restriction remove about T shape pole 34, wedge 70 with be connected with thrust spring 68 between the vice alternating current electromagnet 67, through motor 21 drives motor shaft 20 with band pulley 19 rotates, drives conveyer belt 22 rotates, can drive remove about sideslip case 33 to the realization is expanded and is accomodate the poster.
The following will describe in detail the usage steps of an outdoor billboard convenient for replacing advertising posters with reference to fig. 1 to 9:
at the beginning, the traverse box 33 and the cross bar 32 are positioned at the left limit position, the T-shaped rod 34 is not contacted with the wedge block 70, the lifting platform 30 is positioned at the lower limit position, the auxiliary electromagnet 55, the alternating current electromagnet 59, the auxiliary alternating current electromagnet 67 and the electromagnet 41 are not electrified, the wedge block 70 is positioned at the limit position close to one side of the symmetric center under the action of the thrust spring 68, the bolt 46 is positioned at the limit position close to one side of the symmetric center under the action of the auxiliary compression spring 60, the connecting rod 38 is positioned at the upper side of the fixed cavity 47, the pin hole 45 is not abutted with the bolt 46, the piston 51 is positioned at the upper limit position under the action of the return spring 49, the sliding plug 65 is positioned at the front limit position, the limit rod 42 is abutted with the left end face of the traverse box 33 to limit the left movement of the traverse box 33, the roller 18 is manually moved to push the roller shaft 36 into the auxiliary clamping cavity 57, the roller shaft 36 is abutted with the auxiliary clamping, therefore, the pair of rollers 18 is clamped and fixed, then the edge banding 37 is pushed into the clamping cavity 44, the edge banding 37 is abutted against the clamping block 39, and the clamping block 39 clamps and fixes the edge banding 37 under the action of the clamping spring 40.
When the device works, the lifting motor 16 is started, the lifting motor 16 drives the rotating shaft 14 on the lower side to rotate, the rotating shaft 14 on the lower side drives the lifting belt wheel 15 on the lower side to rotate, the lifting belt 13 drives the lifting platform 30 and the roller 18 to move upwards to the upper limit position, the traversing box 33 moves upwards to the upper limit position to enable the connecting rod 38 to be located in the fixed cavity 47, the bolt 46 is inserted into the pin hole 45 to limit the connecting rod 38 to move upwards and downwards, the end surface of the lower side of the connecting rod 38 is abutted to the lifting rod 48, the connecting rod 38 pushes the lifting rod 48 to move downwards to the lower limit position, the lifting rod 48 drives the piston 51 to move downwards to the lower limit position, airflow generated by downward movement of the piston 51 is conveyed into the air cavity 66 through the air hole 52 and the telescopic hose 62 and pushes the sliding plug 65 to move backwards, the sliding plug 65 drives the limiting rod 42 to move backwards to the rear limit position, thereby releasing the limit of the traverse box 33, and simultaneously, when the lifting platform 30 moves upwards to the upper limit, the spline wheel 53 is positioned in the spline cavity 54 and is in spline connection with the spline cavity 54,
then the lifting motor 16 stops rotating, the motor 21 is started, the motor 21 drives the motor shaft 20 to rotate, the motor shaft 20 drives the belt wheel 19 to rotate, 2 the belt wheel 19 drives the conveyer belt 22 to rotate, the conveyer belt 22 drives the connecting rod 38 to move leftwards through the cross rod 32, the connecting rod 38 drives the transverse moving box 33 to move leftwards through the butting of the pin hole 45 and the bolt 46, meanwhile, the motor shaft 20 drives the clamping cylinder 17 on the upper side to rotate through the spline connection of the spline wheel 53 and the spline cavity 54, the clamping cylinder 17 on the upper side drives the roller shaft 36 to rotate through the auxiliary clamping block 58, the roller shaft 36 rotates and the transverse moving box 33 moves leftwards to realize the unfolding motion of the poster 31, the pulling force borne by the poster 31 during unfolding can be greatly reduced through the rotation and unfolding of the roller shaft 36, the tearing in the poster 31 is avoided, when the conveyer belt 22 drives the transverse moving box 33 to move leftwards to the left limit position, the T-shaped rod 34 is, thereby completing the poster unfolding and fixing movement, i.e., the mounting work of the poster 31, after which the motor 21 is stopped,
if the poster 31 needs to be replaced, the auxiliary alternating current electromagnet 67 is electrified to adsorb the wedge block 70, so that the wedge block 70 is separated from and abutted against the T-shaped rod 34, then the motor 21 is reversed, the conveying belt 22 drives the transverse moving box 33 to move to the left limit position, then the alternating current electromagnet 59 is electrified to adsorb the bolt 46, the bolt 46 is separated from and contacted with the pin hole 45, the up-and-down movement limit of the connecting rod 38 is realized through contact, then the lifting motor 16 is reversed, the lifting belt 13 drives the lifting platform 30 to move down to the lower limit position, in the process that the lifting platform 30 drives the transverse moving box 33 to move down, the connecting rod 38 is separated from and contacted with the lifting rod 48, the lifting rod 48 moves up and resets under the pulling force of the reset spring 49, simultaneously, the negative pressure generated by the piston 51 moving up drives the sliding plug 65 to move left and reset, the limiting rod 42 is abutted against the transverse moving box 33 again, the transverse moving box 33 is limited, the lifting motor 16 stops rotating, the alternating current electromagnet 59 loses power, the auxiliary electromagnet 55 is electrified to adsorb the auxiliary clamping block 58 to enable the roller shaft 36 to be separated from the auxiliary clamping block 58, the electromagnet 41 is electrified to adsorb the clamping block 39 to enable the clamping block 39 to be separated from the edge sealing strip 37, replacement of workers is facilitated, and replacement of advertisements can be achieved by repeating the installation work.
The invention has the beneficial effects that: the poster receiving mechanism is used for storing posters, the lifting mechanism realizes lifting motion through the rotation of the conveying belt, the conveying belt is provided with the poster clamping mechanism, the rapid installation of the poster receiving mechanism can be realized, then the lifting mechanism drives the poster receiving mechanism to move upwards to the upper limit position, the locking mechanism on the poster unfolding mechanism is abutted with the sliding block on the poster receiving mechanism, then the conveying belt on the poster unfolding mechanism drives the sliding block to move, the unfolding of the posters is realized, namely the installation and the fixation of the advertisements are completed, the poster receiving can be realized through the reverse motion of the poster unfolding mechanism, then the reverse motion of the lifting mechanism can drive the poster receiving mechanism to descend to the set height, then the poster receiving mechanism is manually taken out from the poster clamping mechanism, and a new poster is replaced, therefore, the invention can realize the automatic installation and the disassembly of the, the manual work intensity is reduced, and the advertisement replacement efficiency is improved.
In the above manner, a person skilled in the art can make various changes depending on the operation mode within the scope of the present invention.
Claims (1)
1. An outdoor billboard convenient for replacing advertisement posters comprises a stand column; be equipped with the opening forward in the stand and stand the chamber, the stand intracavity is equipped with the elevating gear who is used for providing elevating movement for the installation advertisement, its characterized in that: the lifting device comprises a lifting belt, the front side of the lifting belt is provided with a poster storage device, the poster storage device comprises a roller arranged at the front side of the lifting belt, a roller shaft arranged on the roller, one end of the roller shaft, a poster fixedly connected to the poster, and an edge sealing strip fixedly connected to the other end of the poster, the poster can be stored on the roller, a clamping device used for clamping and fixing the poster storage device is arranged on the front side end face of the lifting belt, a transverse plate is fixedly connected to the left side end face of the stand column, an advertising board is fixedly connected to the left side end face of the transverse plate, a limiting device used for clamping and fixing the edge sealing strip is arranged on the clamping device, an unfolding device fixedly connected with the limiting device is arranged on the upper side end face of the stand column, and the unfolding device comprises a transverse table, the unfolding device drives the motor shaft and the belt wheel to rotate through the motor, so that the conveying belt is driven to rotate, and the left and right movement required for unfolding and containing the poster is realized; the lifting device also comprises two rotating shafts which are rotationally connected to the inner wall of the left side of the upright post cavity and are symmetrical up and down, lifting belt wheels are fixedly connected to the rotating shafts, the lifting belt is connected between the two lifting belt wheels, the lifting belt wheel on the lower side extends rightwards to the outside of the end face of the upright post cavity, and a lifting motor fixedly connected to the right end face of the upright post cavity is dynamically connected to the lifting belt wheel on the lower side; the clamping device comprises two lifting tables which are fixedly connected to the front end face of the lifting belt and are symmetrical up and down, a clamping cylinder is rotatably connected to the end face of one side of the lifting table close to the symmetry center, an auxiliary clamping cavity with an opening facing forward and facing to one side close to the symmetry center is arranged in the clamping cylinder, auxiliary electromagnets are fixedly connected to the inner walls of the left side and the right side of the auxiliary clamping cavity respectively, the auxiliary electromagnets are symmetrical left and right, two auxiliary clamping blocks which are symmetrical left and right are connected to the inner wall of the rear side of the auxiliary clamping cavity in a sliding manner, the auxiliary clamping blocks can be abutted against the roller shaft, a compression spring is connected between the end face of one side of the auxiliary clamping block, which is far away from the symmetry center, and the auxiliary electromagnets, and a spline; the limiting device comprises a transverse moving box which is connected to the front end face of the lifting platform at the upper side in a sliding manner, the transverse moving box can only move left and right along the front end face of the lifting platform at the upper side, a clamping cavity with a downward opening and a forward opening is arranged in the transverse moving box, electromagnets are fixedly connected to the inner walls at the left side and the right side of the clamping cavity respectively, two clamping blocks which are bilaterally symmetrical are connected to the inner wall at the rear side of the clamping cavity in a sliding manner and can be abutted against the edge sealing strip, a clamping spring is connected between the clamping blocks and the electromagnets, a sliding cavity which is positioned at the upper side of the clamping cavity is arranged in the transverse moving box, a piston is connected in the sliding cavity in a sliding manner, an upward extending lifting rod is fixedly connected to the end face at the upper side of the piston, a reset spring is connected between the piston and the inner wall at the upper side of, a fixed cavity with an upward opening and positioned at the upper side of the sliding cavity is arranged in the transverse moving box, sliding holes communicated with the fixed cavity are respectively arranged on the front side inner wall and the rear side inner wall of the fixed cavity, the two sliding holes are symmetrical front and back, an alternating current electromagnet is fixedly connected on the inner wall of one side of the sliding hole, which is far away from the symmetry center, a bolt is connected in the sliding hole in a sliding manner, an auxiliary compression spring is connected between the bolt and the alternating current electromagnet, the lifting rod extends upwards into the fixed cavity, an air cylinder is fixedly connected on the end surface of the upper side of the lifting platform, an air cavity is arranged in the air cylinder, a sliding plug is connected in the air cavity in a sliding manner, a limiting rod extending forwards to the end surface of the air cavity is fixedly connected on the end surface of the front side of the sliding plug, the limiting rod is positioned at the left side of the transverse moving box, the air cavity is communicated with the air hole and is connected with a flexible hose, and a T-shaped rod is fixedly connected to the end face of the left side of the traverse box; the unfolding device further comprises a spline wheel fixedly connected to the motor shaft and located on the lower side of the belt wheel, the spline wheel can be in splined connection with the spline cavity, a cross rod is fixedly connected to the end face of the front side of the conveying belt, a connecting rod extending into the fixing cavity is fixedly connected to the end face of the lower side of the cross rod, the end face of the lower side of the connecting rod can be abutted to the lifting rod, a pin hole penetrating through the connecting rod from front to back is formed in the connecting rod, the pin can extend into the pin hole so as to limit the pin hole to move up and down, a fixing table is fixedly connected to the end face of the front side of the boss, a limiting cavity with an opening facing right is formed in the fixing table, sliding cavities communicated with the limiting cavities are respectively formed in the front side inner wall and the rear side inner wall of the limiting cavity, an auxiliary alternating current magnet is fixedly connected, and the wedge block can be abutted against the T-shaped rod to limit the T-shaped rod to move left and right, and a thrust spring is connected between the wedge block and the auxiliary alternating current electromagnet.
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| CN111445811B (en) * | 2020-04-26 | 2021-04-13 | 绍兴市寅川软件开发有限公司 | Large capacity paper notice circulation display device convenient to add |
| CN112396995B (en) * | 2020-12-18 | 2021-11-30 | 叶鸿飞 | Can automatic installation light guide plate tablet in advertising paper's installation device |
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