CN113833953A

CN113833953A - Portable intelligent electronic billboard capable of being unfolded

Info

Publication number: CN113833953A
Application number: CN202111147779.6A
Authority: CN
Inventors: 张晓君
Original assignee: Shenzhen Xinyichuang Technology Co ltd
Current assignee: Shenzhen Xinyichuang Technology Co ltd
Priority date: 2021-09-29
Filing date: 2021-09-29
Publication date: 2021-12-24

Abstract

The invention relates to an electronic billboard, in particular to an expandable portable intelligent electronic billboard. The invention provides an expandable portable intelligent electronic billboard which can be stably supported and has adjustable height. An expandable portable intelligent electronic billboard comprising: the electronic billboard comprises a base, a supporting cylinder, a contact switch, an electronic billboard and an unfolding mechanism, wherein the supporting cylinder is arranged on the upper portion of the base, the contact switch is arranged on the upper portion of the base, the electronic billboard is arranged on a first supporting plate, the electronic billboard is also connected between two hinges on the same side in an articulated mode, and the unfolding mechanism is connected between the first supporting plate and the two electronic billboards on the outer side. According to the invention, the control module controls the first electric push rod to move, so that the first slide block and the annular pipe move upwards, the rotating plate rotates, and when the rotating plate rotates and is in contact with the second supporting plate, the rotating plate drives the second supporting plate to rotate, so that the second supporting plate is in contact with the ground, the reinforcing effect is achieved, and the base is prevented from moving.

Description

Portable intelligent electronic billboard capable of being unfolded

Technical Field

The invention relates to an electronic billboard, in particular to an expandable portable intelligent electronic billboard.

Background

The electronic billboard is mainly suitable for large-scale factory workshops, mainly used for feeding back the state of producing required products on the production line, and also used for feeding back the information of material state simultaneously, after production is accomplished, people improve according to the progress of typeeing on the electronic billboard, the electronic billboard that uses in the mill at present all is fixed on the wall body, data on the electronic billboard can only realize typeeing the data on the fixed production line, inconvenient people remove, so need design an electronic billboard.

Therefore, it is particularly necessary to design a deployable portable intelligent electronic billboard capable of being stably supported and adjustable in height to solve the problems in the prior art.

Disclosure of Invention

The invention aims to provide an expandable portable intelligent electronic billboard which can be stably supported and the height of which can be adjusted, so as to solve the defect that the existing electronic billboard in the background art is inconvenient to move.

In order to achieve the purpose, the invention provides the following technical scheme: an expandable portable intelligent electronic billboard comprising: the electronic billboard comprises a base, a support cylinder, a first screw rod, a contact switch, a connecting frame, a first rotating shaft, a first torsion spring, a first supporting plate, an electronic billboard, hinges, a lifting mechanism, a fixing mechanism, a lifting mechanism and a unfolding mechanism, wherein the support cylinder is arranged at the upper part of the base, the contact switch is arranged at the upper part of the base, the first screw rod is arranged on the support cylinder in a sliding manner, the connecting frame is arranged at the upper side of the first screw rod, the first rotating shaft is arranged on the connecting frame in a rotating manner, the first torsion spring is connected between the first rotating shaft and the connecting frame and wound on the first rotating shaft, the first supporting plate is arranged on the first rotating shaft, the electronic billboard is arranged on the first supporting plate, two hinges are arranged at two sides of the electronic billboard, the number of the hinges is four, the electronic billboard is connected between two hinges at the same side in a hinged manner, the number of the electronic billboard is three, the lifting mechanism is connected between the support cylinder and the first screw rod, the fixing mechanism is connected between the support cylinder and the base, the lifting mechanism is connected between the first screw rod, the base, the supporting cylinder, one of the electronic boards, the first supporting plate and the lifting mechanism, and the unfolding mechanism is connected between the first supporting plate and the other two electronic boards.

The invention is further configured to: the lifting mechanism includes: the first lead screw upside is equipped with two first fixed blocks, first fixed block upside is equipped with the handle, a support section of thick bamboo both sides all are equipped with the second fixed block, two second fixed block inboards all are equipped with first telescopic link, two first telescopic link outsides all are equipped with the fixture block, all be connected with first spring between the second fixed block of two fixture blocks and homonymy, first spring all winds on the first telescopic link of homonymy, all be equipped with two third fixed blocks on two second fixed blocks, the rotary type is equipped with the baffle between two adjacent third fixed blocks.

The invention is further configured to: the fixing mechanism includes: evenly be equipped with three groups of bearing frames on the base, per two bearing frames are a set of, the bearing frame has six, the rotary type is equipped with the second pivot between two adjacent bearing frames, the second pivot has threely, be equipped with the commentaries on classics board in the second pivot, slidingtype connection has the ring pipe between the three commentaries on classics board, the commentaries on classics board is connected with the ring pipe rotary type, the slidingtype of support cylinder downside is equipped with first slider, first slider is connected with the ring pipe, first electric putter lower part is installed, first electric putter telescopic link is connected with first slider, the support cylinder downside is equipped with distance sensor, even rotary type is equipped with three third pivot on the base, be equipped with the second backup pad in the third pivot, the second backup pad has threely, all be connected with second torque spring between second backup pad both sides and the base, second torque spring has six, second torque spring winds in the third pivot, both sides all are equipped with the second telescopic link between first slider and the support cylinder.

The invention is further configured to: the lifting mechanism comprises: install first gear motor in the base, a support section of thick bamboo upper portion is equipped with digital hall magnetic sensor, and two second fixed block upsides all are equipped with pressure sensor, are connected with the second lead screw on the first gear motor output shaft, and the threaded type is equipped with the second slider on the second lead screw, and second slider and a support section of thick bamboo sliding type connection, second slider and first lead screw are connected, and one of them electron billboard upper portion is equipped with the barn door, is equipped with photosensitive sensor on the first backup pad.

The invention is further configured to: the deployment mechanism comprises: first backup pad both sides all are equipped with the support frame, install second gear motor on the support frame of one side wherein, be connected with the fourth pivot on the second gear motor output shaft, install third gear motor on the support frame of opposite side, be connected with the fifth pivot on the third gear motor output shaft, the fifth pivot all is equipped with the bull stick with fourth pivot upside, first backup pad both sides all are equipped with first guide block, two other electron message boards upper portion all are equipped with the connecting rod, the connecting rod is connected with the first guide block sliding type of homonymy, the connecting rod is connected with the bull stick of homonymy.

The invention is further configured to: still including protection machanism, protection machanism includes: first backup pad both sides all are equipped with the second guide block, and the equal slidingtype in both sides is equipped with the third slider about between two second guide blocks, and two third slider outsides all are equipped with the fender bracket, install third electric putter in the first backup pad, install second electric putter in the first backup pad, all be equipped with the connecting block on the second electric putter telescopic link with on the third electric putter telescopic link, and two connecting blocks all are connected with the third slider of homonymy.

The invention is further configured to: still including angle regulation mechanism, angle regulation mechanism includes: be equipped with the fourth fixed block on the first fixed block, the threaded formula is equipped with the fourth slider on the first lead screw, and the gliding style is equipped with the stopper on the fourth slider, and stopper and fourth fixed block sliding type are connected, and first pivot both sides all are equipped with the fifth fixed block, all are connected with the stay cord between the fifth fixed block of stopper both sides and homonymy.

The invention is further configured to: still including the control box, the control box is installed on base upper portion, install the battery in the control box, control module and power module, the battery is the power supply of this electron billboard, the output of battery passes through electric connection with power module, there is the power master switch through line connection on the power module, control module and power module pass through electric connection, the last DS1302 clock circuit and the 24C02 circuit of being connected with of control module, pressure sensor, distance sensor, photosensitive sensor, digital Hall sensor and contact switch all pass through electric connection with control module, first electric putter, second electric putter and third electric putter all pass through relay control module with control module and are connected, first gear motor, second gear motor and third gear motor all pass through direct current motor with control module and just reverse the module and be connected.

The invention has the technical effects and advantages that: 1. according to the invention, the control module controls the first electric push rod to move, so that the first slide block and the annular pipe move upwards, and the rotating plate rotates;

2. when people need to move the device, people carry the handle to move, so that the first fixing block moves, the device moves, when the device moves to a proper position, people stop moving, and then people loosen the handle, and the portable effect is achieved;

3. the second electric push rod telescopic rod and the third electric push rod telescopic rod simultaneously move inwards, so that the third sliding block moves inwards, the protection frame is driven to move inwards, a certain protection effect is achieved on the electronic billboard, and the electronic billboard is prevented from being damaged;

4. when people need adjust the electron billboard angle, people can manually rotate the fourth slider for the fourth slider reciprocates, thereby drives the stopper and removes, and then the fifth fixed block of stay cord pulling rotates, and then first pivot and electron billboard rotate, and when rotating to suitable position, people loosen the fourth slider, with this effect that reaches adjustment electron billboard, made things convenient for people to watch.

Drawings

Fig. 1 is a schematic perspective view of a first perspective structure according to the present invention.

Fig. 2 is a perspective view of a second perspective structure according to the present invention.

Fig. 3 is a perspective view of a third perspective structure according to the present invention.

Fig. 4 is a perspective view of a fourth perspective of the present invention.

Fig. 5 is a schematic sectional perspective view of the present invention.

Fig. 6 is a perspective view of the lifting mechanism of the present invention.

Fig. 7 is an enlarged view of the invention at a.

Fig. 8 is a perspective view of a first part of the fixing mechanism of the present invention.

Fig. 9 is an enlarged view of the invention at B.

Fig. 10 is a perspective view of a second part of the fixing mechanism of the present invention.

Fig. 11 is a schematic perspective view of the lifting mechanism of the present invention.

FIG. 12 is an enlarged view of the invention at C.

Fig. 13 is a schematic sectional perspective view of the ascending mechanism according to the present invention.

Fig. 14 is an enlarged view of the invention at D.

Fig. 15 is a perspective view of the deployment mechanism of the present invention.

Fig. 16 is a perspective view of the protection mechanism of the present invention.

Fig. 17 is a perspective view of a first part of the angle adjusting mechanism of the present invention.

Fig. 18 is a perspective view of a second part of the angle adjusting mechanism of the present invention.

FIG. 19 is a circuit block diagram of the present invention.

Fig. 20 is a circuit schematic of the present invention.

Number designation in the figures: 1. a base, 2, a support cylinder, 3, a first lead screw, 4, a control box, 5, a contact switch, 6, a connecting frame, 7, a first rotating shaft, 8, a first torsion spring, 9, a first support plate, 10, an electronic billboard, 11, a hinge, 12, a lifting mechanism, 121, a first fixed block, 122, a handle, 123, a second fixed block, 124, a first telescopic rod, 125, a first spring, 126, a fixture block, 127, a third fixed block, 128, a baffle, 13, a fixed mechanism, 131, a bearing seat, 132, a second rotating shaft, 133, a rotating plate, 134, a ring pipe, 135, a first sliding block, 136, a first electric push rod, 137, a distance sensor, 138, a second support plate, 139, a third rotating shaft, 1310, a second torsion spring, 1311, a second telescopic rod, 14, a lifting mechanism, 141, a first decelerating motor, 142, a digital hall magnetic sensor, 143, a pressure sensor, 144, a pressure sensor, a second support plate, a first rotating shaft, a second spring, a second rotating shaft, the second screw 145, the second slider 146, the light barrier 147, the photosensor 15, the unfolding mechanism 151, the support frame 152, the second gear motor 153, the fourth rotating shaft 154, the rotating rod 155, the connecting rod 156, the first guide block 157, the third gear motor 158, the fifth rotating shaft 16, the protection mechanism 161, the second guide block 162, the third slider 163, the protection frame 164, the second electric push rod 165, the connecting block 166, the third electric push rod 17, the angle adjusting mechanism 171, the fourth fixing block 172, the limiting block 173, the fourth slider 174, the pull rope 175 and the fifth fixing block.

Detailed Description

The present invention now will be described more fully hereinafter with reference to the accompanying drawings, in which presently preferred embodiments of the invention are shown. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided for completeness and fully convey the scope of the invention to the skilled person.

Referring to fig. 1-20, a portable expandable intelligent electronic billboard comprises a base 1, a support cylinder 2, a first screw rod 3, a contact switch 5, a connection frame 6, a first rotation shaft 7, a first torsion spring 8, a first support plate 9, an electronic billboard 10, a hinge 11, a lifting mechanism 12, a fixing mechanism 13, a lifting mechanism 14 and an expanding mechanism 15, wherein the support cylinder 2 is arranged on the upper portion of the base 1, the contact switch 5 is arranged on the front side of the upper portion of the base 1, the first screw rod 3 is slidably arranged on the support cylinder 2, a strong magnet is arranged inside the first screw rod 3, the connection frame 6 is arranged on the upper side of the first screw rod 3, the first rotation shaft 7 is rotatably arranged on the front side of the connection frame 6, the first torsion spring 8 is connected between the first rotation shaft 7 and the connection frame 6, the first torsion spring 8 is wound on the first rotation shaft 7, the first support plate 9 is arranged on the first rotation shaft 7, the front side of the first support plate 9 is provided with the electronic billboard 10, the left side and the right side of the electronic billboard 10 are provided with two hinges 11, the hinges 11 are four, the two hinges 11 on the same side are connected with the electronic billboard 10 in an articulated mode, the electronic billboard 10 is three in total, a lifting mechanism 12 is connected between a supporting cylinder 2 and a first screw rod 3, a fixing mechanism 13 is connected between the supporting cylinder 2 and a base 1, the first screw rod 3, the base 1, the supporting cylinder 2, the electronic billboard 10 on the rear side, a lifting mechanism 14 is connected between a first supporting plate 9 and the lifting mechanism 12, and an unfolding mechanism 15 is connected between the first supporting plate 9 and the two electronic billboards 10 on the front side.

The lifting mechanism 12 comprises a first fixed block 121, a handle 122, a second fixed block 123, a first telescopic rod 124, a first spring 125, a fixture block 126, a third fixed block 127 and a baffle 128, first fixed block 121 is arranged on the upper side of first lead screw 3, handle 122 is arranged on the upper side of first fixed block 121, second fixed blocks 123 are arranged on the upper portions of the left side and the right side of support cylinder 2, first telescopic rods 124 are arranged on the inner sides of the two second fixed blocks 123, clamping blocks 126 are arranged on the outer sides of the two first telescopic rods 124, the two clamping blocks 126 are matched with the left side and the right side of first fixed block 121 respectively, first springs 125 are connected between the clamping blocks 126 and the second fixed blocks 123 on the same side, the first springs 125 are wound on the first telescopic rods 124 on the same side, two third fixed blocks 127 are arranged on the two second fixed blocks 123, rotary type baffles 128 are arranged between the two adjacent third fixed blocks 127, and the baffles 128 are matched with the clamping blocks 126 on the same side.

The fixing mechanism 13 comprises bearing seats 131, a second rotating shaft 132, a rotating plate 133, a ring tube 134, a first sliding block 135, a first electric push rod 136, a distance sensor 137, a second supporting plate 138, a third rotating shaft 139, a second torsion spring 1310 and a second telescopic rod 1311, three groups of bearing seats 131 are uniformly arranged on the base 1, every two bearing seats 131 are in one group, the second rotating shaft 132 is rotatably arranged between every two bearing seats 131, three second rotating shafts 132 are provided, the rotating plate 133 is arranged on each second rotating shaft 132, the ring tube 134 is slidably connected between the lower sides of the three rotating plates 133, the first sliding block 135 is slidably arranged on the lower side of the supporting cylinder 2, the first sliding block 135 is connected with the ring tube 134, the first electric push rod 136 is arranged on the front side of the lower part of the supporting cylinder 2, the first electric push rod 136 is positioned above the first sliding block 135, the telescopic rod of the first electric push rod 136 is connected with the first sliding block 135, the distance sensor 137 is arranged on the lower side of the supporting cylinder 2, three third rotating shafts 139 are uniformly and rotatably arranged on the base 1, a second supporting plate 138 is arranged on the third rotating shafts 139, second torsion springs 1310 are connected between two sides of the second supporting plate 138 and the base 1, the second torsion springs 1310 are wound on the third rotating shafts 139, and two second telescopic rods 1311 are arranged between the first sliding block 135 and the supporting cylinder 2.

The lifting mechanism 14 comprises a first speed reducing motor 141, a digital hall magnetic sensor 142, a pressure sensor 143, a second screw rod 144, a second sliding block 145, a light barrier 146 and a photosensitive sensor 147, the first speed reducing motor 141 is installed in the base 1, the digital hall magnetic sensor 142 is arranged on the rear side of the upper portion of the support cylinder 2, the pressure sensors 143 are arranged on the upper sides of the two second fixing blocks 123, the second screw rod 144 is connected to an output shaft of the first speed reducing motor 141, the second sliding block 145 is arranged on the second screw rod 144 in a threaded manner, the second sliding block 145 is connected with the support cylinder 2 in a sliding manner, the second sliding block 145 is connected with the first screw rod 3, the light barrier 146 is arranged on the upper portion of the electronic billboard 10 on the front right side, and the photosensitive sensor 147 is arranged on the front right side of the first support plate 9.

The unfolding mechanism 15 comprises a supporting frame 151, a second speed reducing motor 152, a fourth rotating shaft 153, a rotating rod 154, a connecting rod 155, a first guide block 156, a third speed reducing motor 157 and a fifth rotating shaft 158, the left and right sides on first backup pad 9 front side upper portion all is equipped with support frame 151, second gear motor 152 is installed to left support frame 151 front side, be connected with fourth pivot 153 on the second gear motor 152 output shaft, third gear motor 157 is installed to support frame 151 front side on right side, be connected with fifth pivot 158 on the third gear motor 157 output shaft, fifth pivot 158 all is equipped with bull stick 154 with fourth pivot 153 upside, the left and right sides on first backup pad 9 front side upper portion all is equipped with first guide block 156, two electronic billboard 10 upper portions of front side all are equipped with connecting rod 155, connecting rod 155 and the first guide block 156 sliding connection of homonymy, connecting rod 155 is connected with the bull stick 154 of homonymy.

Still including protection machanism 16, protection machanism 16 is including second guide block 161, third slider 162, protect frame 163, second electric putter 164, connecting block 165 and third electric putter 166, the first backup pad 9 rear portion left and right sides all is equipped with second guide block 161, the upper and lower both sides between two second guide blocks 161 all slidingtype is equipped with third slider 162, two upper and lower third slider 162 outsides all are equipped with and protect frame 163, third electric putter 166 is installed in first backup pad 9 rear portion left side, second electric putter 164 is installed on first backup pad 9 rear portion right side, all be equipped with connecting block 165 on the second electric putter 164 telescopic link with on the third electric putter 166 telescopic link, two connecting blocks 165 are connected with the third slider 162 of upper and lower both sides respectively.

The angle adjusting mechanism 17 comprises a fourth fixed block 171, a limiting block 172, a fourth sliding block 173, a pull rope 174 and a fifth fixed block 175, the fourth fixed block 171 is arranged on the rear side of the first fixed block 121, the fourth sliding block 173 is arranged on the first lead screw 3 in a threaded manner, the limiting block 172 is connected between the fourth sliding block 173 and the fourth fixed block 171 in a sliding manner, the fifth fixed block 175 is arranged on the left side and the right side of the first rotating shaft 7, and the pull rope 174 is connected between the left side and the right side of the limiting block 172 and the fifth fixed block 175 on the same side.

The electronic billboard also comprises a control box 4, the control box 4 is arranged on the front side of the upper part of the base 1, a storage battery, a control module and a power module are arranged in the control box 4, the storage battery supplies power for the electronic billboard 10, the output end of the storage battery is electrically connected with the power module, the power module is connected with a power main switch through a circuit, the control module is electrically connected with the power module, the control module is connected with a DS1302 clock circuit and a 24C02 circuit, a pressure sensor 143 and a distance sensor 137, the photosensitive sensor 147, the digital hall magnetic sensor 142 and the contact switch 5 are electrically connected with the control module, the first electric push rod 136, the second electric push rod 164 and the third electric push rod 166 are connected with the control module through the relay control module, and the first speed reducing motor 141, the second speed reducing motor 152 and the third speed reducing motor 157 are connected with the control module through the direct current motor forward and reverse rotation module.

When people need to use the billboard, people can use the expandable portable intelligent electronic billboard, firstly people can carry the handle 122 to move the device to a proper position, then people manually press the power main switch to electrify the device, then people manually rotate the baffle 128, so that the compressed first spring 125 drives the clamping block 126 to move outwards, the first telescopic rod 124 extends, then people release the baffle 128, the clamping block 126 moves outwards to press the pressure sensor 143, at the moment, the pressure sensor 143 senses that the pressure between the pressure sensor 143 and the clamping block 126 reaches a preset value, people manually press the contact switch 5, under the condition that the pressure sensed by the pressure sensor 143 reaches the preset value, the control module controls the telescopic rod of the first electric push rod 136 to shorten upwards for three seconds and then to close, the first electric push rod 136 drives the first sliding block 135 to move upwards, so that the annular pipe 134 moves upwards, the second telescopic rod 1311 is shortened to rotate the rotating plate 133 and the second rotating shaft 132, and then the rotating plate 133 contacts the second supporting plate 138, so that the second supporting plate 138 rotates, and then the third rotating shaft 139 rotates, and the second torsion spring 1310 is torsionally deformed, so that the second supporting plate 138 contacts the ground, thereby achieving the effect of fixed support, and preventing the base 1 from moving, when the distance between the distance sensor 137 and the first slider 135 reaches a preset value, the control module controls the output shaft of the first decelerating motor 141 to rotate, the output shaft of the first decelerating motor 141 drives the second lead screw 144 to rotate, so that the second slider 145 moves upwards, so that the first lead screw 3 moves upwards, and then the first fixed block 121 and the handle 122 move upwards, the preset value of the digital hall magnetic sensor 142 is provided with a first preset value, a second preset value and a third preset value, the first preset value is smaller than the second preset value, the third preset value is larger than the second preset value, because the first lead screw 3 is internally provided with a strong magnet, when the digital hall magnetic sensor 142 senses that the magnetic strength between the digital hall magnetic sensor 142 and the first lead screw 3 reaches the first preset value, the control module controls the first speed reducing motor 141 to be closed, the control module controls the output shafts of the third speed reducing motor 157 and the second speed reducing motor 152 to be closed after rotating for three seconds, the output shafts of the third speed reducing motor 157 and the second speed reducing motor 152 respectively drive the fifth rotating shaft 158 and the fourth rotating shaft 153 to rotate, so as to drive the rotating rod 154 to rotate, so that the connecting rod 155 rotates, and further the two electronic watching boards 10 on the front side rotate outwards, so that the light barrier 146 rotates, and the opening effect is achieved; after use, a person manually presses the contact switch 5 for a long time, so that the control module controls the output shafts of the third speed reducing motor 157 and the second speed reducing motor 152 to rotate reversely for three seconds and then to be closed, the output shafts of the third speed reducing motor 157 and the second speed reducing motor 152 respectively drive the fifth rotating shaft 158 and the fourth rotating shaft 153 to rotate reversely, so that the rotating rod 154 and the connecting rod 155 rotate reversely, and then the two electronic billboards 10 on the front side rotate inwards, so that the light barrier 146 rotates reversely, at this time, the light barrier 146 blocks light, the light sensed by the photosensor 147 is lower than a preset value, so that the control module controls the output shaft of the first speed reducing motor 141 to rotate reversely, the output shaft of the first speed reducing motor 141 drives the second screw rod 144 to rotate reversely, so that the second sliding block 145 moves downwards, so that the first screw rod 3 moves downwards, and then the first fixing block 121 and the handle 122 move downwards, when the digital hall magnetic sensor 142 senses that the magnetic strength between the digital hall magnetic sensor 142 and the first lead screw 3 reaches a third preset value, the control module controls the first speed reducing motor 141 to be turned off, and simultaneously the control module controls the first electric push rod 136 to extend downwards for three seconds and then to be turned off, the first electric push rod 136 drives the first slider 135 to move downwards, so that the second telescopic rod 1311 extends, so that the ring pipe 134 moves downwards, and then the second rotating shaft 132 and the rotating plate 133 rotate reversely, so that the second torsion spring 1310 resets to drive the second supporting plate 138 to reset, then the clamping block 126 is manually moved inwards by people, so that the first telescopic rod 124 is shortened, the first spring 125 is compressed, when the clamping block 126 contacts the first fixed block 121, the people reversely rotate the baffle 128, and then clamp the clamping block 126, and press the power master switch again, so that the device is powered off.

When the digital hall magnetic sensor 142 senses that the magnetic strength between the digital hall magnetic sensor 142 and the first lead screw 3 reaches a second preset value, the control module controls the telescopic rods of the second electric push rod 164 and the third electric push rod 166 to extend outwards for three seconds and then close, and the telescopic rods of the second electric push rod 164 and the third electric push rod 166 drive the third slide block 162 to move outwards, so that the protective frame 163 moves outwards, and thus, the operation of the electronic billboard 10 is not blocked; when light that photosensitive sensor 147 sensed is less than the preset value, control module control second electric putter 164 telescopic link and third electric putter 166 telescopic link shorten the three seconds back to the inboard and close, and second electric putter 164 telescopic link and third electric putter 166 telescopic link drive third slider 162 and move to the inboard to make the fender bracket 163 move to the inboard, so can play certain guard action to electron billboard 10.

People manually rotate the fourth slider 173, so that the fourth slider 173 moves up and down along the first lead screw 3, and then drives the limiting block 172 to rotate up and down, the pull rope 174 pulls the fifth fixing block 175 to rotate, then the first rotating shaft 7 rotates, the effect of adjusting the electronic billboard 10 is achieved, and people can watch the billboard conveniently.

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 from this disclosure that various changes or modifications can be made herein without departing from the principles and spirit of the invention as defined by the appended claims. Therefore, the detailed description of the embodiments of the present disclosure is to be construed as merely illustrative, and not limitative of the remainder of the disclosure, but rather to limit the scope of the disclosure to the full extent set forth in the appended claims.

Claims

1. An expandable portable intelligent electronic billboard, comprising: the device comprises a base (1), a supporting cylinder (2), a first screw rod (3), a contact switch (5), a connecting frame (6), a first rotating shaft (7), a first torsion spring (8), a first supporting plate (9), an electronic billboard (10), a hinge (11), a lifting mechanism (12), a fixing mechanism (13), a lifting mechanism (14) and a unfolding mechanism (15), wherein the supporting cylinder (2) is arranged at the upper part of the base (1), the contact switch (5) is arranged at the upper part of the base (1), the first screw rod (3) is slidably arranged on the supporting cylinder (2), the connecting frame (6) is arranged at the upper side of the first screw rod (3), the first rotating shaft (7) is rotatably arranged on the connecting frame (6), the first torsion spring (8) is connected between the first rotating shaft (7) and the connecting frame (6), the first torsion spring (8) is wound on the first rotating shaft (7), the first supporting plate (9) is arranged on the first rotating shaft (7), be equipped with electron billboard (10) on first backup pad (9), electron billboard (10) both sides all are equipped with two hinges (11), hinge (11) have four, also articulated formula is connected with electron billboard (10) between two hinges (11) of homonymy, electron billboard (10) are total three, be connected with between support cylinder (2) and first lead screw (3) and mention mechanism (12), be connected with between support cylinder (2) and base (1) fixed establishment (13), first lead screw (3), base (1), support cylinder (2), one of them electron billboard (10), first backup pad (9) and mention and be connected with between the mechanism (12) and rise mechanism (14), be connected with between first backup pad (9) and two other electron billboards (10) and expand mechanism (15).

2. The deployable portable intelligent electronic sign according to claim 1, wherein the lifting mechanism (12) comprises: first lead screw (3) upside is equipped with first fixed block (121), first fixed block (121) upside is equipped with handle (122), a support section of thick bamboo (2) both sides all are equipped with second fixed block (123), two second fixed block (123) inboards all are equipped with first telescopic link (124), two first telescopic link (124) outsides all are equipped with fixture block (126), all be connected with first spring (125) between two fixture block (126) and second fixed block (123) of homonymy, first spring (125) all wind on first telescopic link (124) of homonymy, all be equipped with two third fixed block (127) on two second fixed block (123), the rotary type is equipped with baffle (128) between two adjacent third fixed block (127).

3. A deployable portable intelligent electronic billboard according to claim 2, in which the securing mechanism (13) comprises: three groups of bearing seats (131) are uniformly arranged on the base (1), every two bearing seats (131) are in a group, six bearing seats (131), a second rotating shaft (132) is rotatably arranged between every two adjacent bearing seats (131), three second rotating shafts (132) are provided, rotating plates (133) are arranged on the second rotating shafts (132), annular pipes (134) are slidably connected between the three rotating plates (133), the rotating plates (133) are rotatably connected with the annular pipes (134), a first sliding block (135) is slidably arranged on the lower side of the supporting cylinder (2), the first sliding block (135) is connected with the annular pipes (134), a first electric push rod (136) is arranged on the lower part of the supporting cylinder (2), a telescopic rod of the first electric push rod (136) is connected with the first sliding block (135), a distance sensor (137) is arranged on the lower side of the supporting cylinder (2), three third rotating shafts (139) are uniformly and rotatably arranged on the base (1), be equipped with second backup pad (138) on third pivot (139), second backup pad (138) have three, all be connected with second torsion spring (1310) between second backup pad (138) both sides and base (1), second torsion spring (1310) have six, and second torsion spring (1310) winds on third pivot (139), and both sides all are equipped with second telescopic link (1311) between first slider (135) and support section of thick bamboo (2).

4. A deployable portable intelligent electronic billboard according to claim 3, in which the elevation mechanism (14) comprises: install first gear motor (141) in base (1), supporting cylinder (2) upper portion is equipped with digital hall magnetic sensor (142), two second fixed block (123) upside all are equipped with pressure sensor (143), be connected with second lead screw (144) on first gear motor (141) output shaft, the screw thread formula is equipped with second slider (145) on second lead screw (144), second slider (145) and supporting cylinder (2) sliding type connection, second slider (145) are connected with first lead screw (3), one of them electron billboard (10) upper portion is equipped with barn door (146), be equipped with photosensitive sensor (147) on first backup pad (9).

5. A deployable portable intelligent electronic sign according to claim 4, wherein the deployment mechanism (15) comprises: support frame (151) are all equipped with to first backup pad (9) both sides, wherein install second gear motor (152) on support frame (151) of one side, be connected with fourth pivot (153) on second gear motor (152) output shaft, install third gear motor (157) on support frame (151) of opposite side, be connected with fifth pivot (158) on third gear motor (157) output shaft, fifth pivot (158) and fourth pivot (153) upside all are equipped with bull stick (154), first backup pad (9) both sides all are equipped with first guide block (156), two other electron billboard (10) upper portions all are equipped with connecting rod (155), connecting rod (155) and first guide block (156) sliding connection of homonymy, connecting rod (155) are connected with bull stick (154) of homonymy.

6. The deployable portable intelligent electronic sign according to claim 5, further comprising a guard mechanism (16), the guard mechanism (16) comprising: first backup pad (9) both sides all are equipped with second guide block (161), the equal slidingtype third slider (162) that is equipped with in both sides about between two second guide block (161), two third slider (162) outsides all are equipped with and protect frame (163), install third electric putter (166) on first backup pad (9), install second electric putter (164) on first backup pad (9), all be equipped with connecting block (165) on second electric putter (164) the telescopic link with third electric putter (166) the telescopic link, two connecting block (165) all are connected with third slider (162) of homonymy.

7. The expandable portable intelligent electronic billboard of claim 6, further comprising an angle-adjusting mechanism (17), wherein the angle-adjusting mechanism (17) comprises: the first fixing block (121) is provided with a fourth fixing block (171), the first screw rod (3) is provided with a fourth sliding block (173) in a threaded manner, the fourth sliding block (173) is provided with a limiting block (172) in a sliding manner, the limiting block (172) is connected with the fourth fixing block (171) in a sliding manner, the two sides of the first rotating shaft (7) are provided with fifth fixing blocks (175), and pull ropes (174) are connected between the two sides of the limiting block (172) and the fifth fixing blocks (175) on the same side.

8. The deployable portable intelligent electronic billboard of claim 7, further comprising a control box (4), wherein the control box (4) is installed on the upper portion of the base (1), a storage battery, a control module and a power module are installed in the control box (4), the storage battery supplies power to the electronic billboard (10), an output end of the storage battery is electrically connected with the power module, the power module is connected with a main power switch through a circuit, the control module is electrically connected with the power module, the control module is connected with a DS1302 clock circuit and a 24C02 circuit, the pressure sensor (143), the distance sensor (137) and the photosensitive sensor (147), the digital Hall sensor (142) and the contact switch (5) are electrically connected with the control module, the first electric push rod (136), the second electric push rod (164) and the third electric push rod (166) are all connected with the control module through a relay control module, the first speed reducing motor (141), the second speed reducing motor (152) and the third speed reducing motor (157) are connected with the control module through a direct current motor forward and reverse rotation module.