CN102029938A - Unfolding-type mobile service publicizing vehicle - Google Patents

Unfolding-type mobile service publicizing vehicle Download PDF

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Publication number
CN102029938A
CN102029938A CN2010105915329A CN201010591532A CN102029938A CN 102029938 A CN102029938 A CN 102029938A CN 2010105915329 A CN2010105915329 A CN 2010105915329A CN 201010591532 A CN201010591532 A CN 201010591532A CN 102029938 A CN102029938 A CN 102029938A
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China
Prior art keywords
dodge gate
top board
mobile service
compartment
scope rack
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CN2010105915329A
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Chinese (zh)
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CN102029938B (en
Inventor
吴旭
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CHONGQING DIMA INDUSTRY Co Ltd
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CHONGQING DIMA INDUSTRY Co Ltd
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Abstract

The invention discloses an unfolding-type mobile service publicizing vehicle. A side board on one side of a compartment is a movable door; a first support is symmetrically arranged at the front and back ends of the movable door respectively and connected with a second support in the compartment by a hydraulic cylinder; the middle parts of the front and back ends of a display screen frame are hinged with a positioning seat on a top board by a support arm respectively; a front linear guide rail and a back linear guide rail which are parallel to each other are fixed on the top board and provided with a slide block respectively; the slide blocks are fixed with the display screen frame; an electric motor is arranged between the two linear guide rails; the output shaft of the electric motor is coaxially connected with a lead screw; and nuts matched with the lead screw are fixed in the centers of the sides of the display screen frame. The using space of the mobile service publicizing vehicle can be effectively expanded so as to accommodate more exhibition stands, exhibits and visitors; and a light-emitting diode (LED) screen lifting mechanism in the unfolding-type mobile service publicizing vehicle takes up small space, meets the lifting requirement of the LED screen of the mobile service publicizing vehicle, and is characterized in that: the mechanism moves stably, is safe and reliable, and the like.

Description

Expansion equation mobile service spiel truck
Technical field
The invention belongs to the special vehicle technical field, specifically, particularly expansion equation mobile service spiel truck.
Background technology
The mobile service spiel truck can be used for sales promotion, propaganda to commodity as the service advertisement platform of flowing power, perhaps to the preliminary planning of some large-scale activity and represent in real time.At present, the mobile service spiel truck mainly utilizes the inner space of car body as the zone of showing, propagating, because the car body inner space is limited, can restrict the effect of displaying, propaganda.For cooperating propaganda, the LED screen on the mobile service spiel truck, is equipped with usually, this LED screen is installed on the scope rack, and scope rack and compartment top board fix.Because scope rack can not can only embody with the small screen form according to needing lifting, bandwagon effect and safety are all poor.Therefore, each special vehicle manufacturer is just making great efforts to research and develop lifting mode LED screen, but under car body top space-constrained situation, how among a small circle that the LED screen rise of broad is next, not only rise and highly want high, and being subjected to the car load limitation in height, the whole height of withdrawal is low, has become each special vehicle manufacturer problem demanding prompt solution.
Summary of the invention
Technical matters to be solved by this invention is to provide a kind of expansion equation mobile service spiel truck, shows the effect of propagating with the usage space on effective expansion car, raising.
Technical scheme of the present invention is as follows: a kind of expansion equation mobile service spiel truck, has the compartment, this compartment is by top board, the floor, front end-plate, the side plate on lower back panel and both sides surrounds and forms, on the top board in compartment, be provided with scope rack, the LED screen is housed in this scope rack, its key is: the described compartment wherein side plate on one side is a dodge gate, the bottom of this dodge gate is connected with the floor by a plurality of hinges that distribute from front to back, be symmetrically arranged with first bearing in the front and back end of described dodge gate, this first bearing is connected with the piston rod of hydraulic actuating cylinder, and the cylinder body of hydraulic actuating cylinder is connected with second bearing in the compartment; The middle part of described scope rack rear and front end is respectively hinged by the positioning seat on a hold-down arm and the top board, two line slideways that are parallel to each other before and after on described top board, being fixed with, be equipped with slide block on each line slideway, the edge of this slide block and scope rack corresponding end fixes, between described two line slideways, motor is housed, the output shaft of this motor parallels with line slideway, the output shaft of described motor is connected with screw mandrel is coaxial, and the nut that matches with screw mandrel is fixed in the central authorities of scope rack side.
Adopt above technical scheme, dodge gate is under the effect of hydraulic actuating cylinder and hinge, and the rotation of the hinge between dodge gate and floor relatively has the opening and closing two states.When driving dodge gate, the elongation of the piston rod of modulated pressure cylinder rotates around hinge, when dodge gate is parallel to the ground, dodge gate is in open mode, this moment, dodge gate was as a movable decking, and be equipped with a folding stair, and can walk about for the people, effectively like this expanded the usage space on the car, all can arrange the commodity of need showing on floor and the movable decking, closely watch or carry out the real experiences operation to be convenient for people to climb up car.Drive dodge gate and rotate to when drawing close with car body top side crossbeam around hinge when the piston rod of hydraulic actuating cylinder shrinks, dodge gate is in closed condition, and compartment sealing this moment is in order to the product and the exhibition booth of transportation sales exhibition.The following power of stirring of dodge gate is provided by former and later two hydraulic actuating cylinders, and this hydraulic actuating cylinder can carry the weight of whole dodge gate, not only steadily but also reliable.
Simultaneously, the present invention utilizes the straight-line motion of screw mandrel to add rotatablely moving of hold-down arm, Yi Bian can make the entire display screen frame do straight-line motion together with the LED screen, Yi Bian rotate, scope rack is risen in the process of sliding together with the LED screen.Scope rack has rise and regains two states, and when initial, scope rack is in retracted state, and promptly scope rack lodges on the compartment top board, the face down of LED screen, the screen that can effectively protect LED to shield like this obsolete the time.When starter motor control display screen frame rose, the output shaft of motor drove the screw mandrel rotation, and nut that matches with screw mandrel and scope rack are towards the direction motion away from motor, and slide block is slippage on line slideway, leads; Simultaneously, hold-down arm rotates around positioning seat.Under the combined action that rotatablely moves of the straight-line motion of screw pair and hold-down arm, scope rack translation on one side, on one side rotation, rise fully until scope rack, perpendicular with the compartment top board.After scope rack rose, the LED screen was towards the side of car load, the effect of externally doing propaganda.This shows that the present invention not only takes up room little, and lifting steadily, reliably, in protection LED screen, can in short travel, rise fully.LED screen can be on the basis of conventional art increased in size, thereby improved bandwagon effect greatly.
The front and rear part on described dodge gate top respectively is connected with the top board in compartment by a lockout mechanism, and described lockout mechanism is made up of snap close and latch hook two large divisions, and wherein latch hook is installed on the dodge gate, and the snap close that matches with latch hook is installed on the top board.When dodge gate was closed, snap close cooperated with latch hook, with dodge gate locking, can prevent effectively that dodge gate from shaking and throw open under the vehicle ' effect of jolting, and safety is good.
Roof side above described dodge gate is provided with electric expansion formula sunshade, and this sunshade is installed on the top board in compartment.The stretching, extension of sunshade and furl direction on horizontal surface, when dodge gate was opened into movable decking, sunshade trailed, and the top of movable decking is blocked, and played sun-shading rain-proof; When dodge gate was closed, sunshade furled into reel, and it is little not only to take up room, and can not increase the car load width, had avoided the cruising of vehicle is impacted.
Front portion, middle part and rear portion at described dodge gate lateral surface are provided with supporting leg, and high back low dip distributes before this supporting leg, and the upper end and the dodge gate of described supporting leg are hinged, and the bottom of supporting leg is by the fixing deck location of dodge gate lateral surface.Before opening dodge gate; earlier supporting leg is taken out from deck; in the process of opening door; by gravity (or manually rotation); supporting leg is vertical state, when dodge gate is opened fully, and the lower end of supporting leg and ground butt; the weight of three supporting leg together support dodge gates can be guaranteed the reliability of dodge gate as movable decking at this moment.
Front end, rear end and upper end at described dodge gate medial surface all are hinged with guardrail.When dodge gate was opened into movable decking, manual pull-up guardrail turn to vertical with dodge gate, and this moment, guardrail played protection, and the personnel that prevent fall down from movable decking; When closing dodge gate, only need guardrail turn to recline with the dodge gate medial surface get final product, so that the saving space.
Next door at described positioning seat is provided with pillar, and this pillar vertical fixing is on top board.Two pillars are set on the compartment top board, and this pillar plays a supportive role when scope rack is lodged, like this scope rack lodging state the time and the compartment top board have certain included angle, help scope rack and rise smoothly.
Be damaged too greatly because of span for fear of screw mandrel, and improve the screw mandrel maintainability, be provided with supporting seat between described scope rack and motor, this supporting seat is fixed on the top board, and described screw mandrel passes from supporting seat.
Beneficial effect: the present invention can effectively expand the usage space of the service advertisement car that flows by the dodge gate that can open, close is set, so that hold more exhibition booth, showpiece and visit personnel, has greatly improved the effect of promotional display; Simultaneously, LED screen lifting machine structure among the present invention takes up room little, in among a small circle, the LED screen of broad can be risen, and the height that rises is higher, and the whole height after the withdrawal of LED screen is very low, satisfy the lifting requirement of mobile service spiel truck LED screen like this, had characteristics such as motion is steady, safe and reliable.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the birds-eye view of Fig. 1.
Fig. 3 is the left view of Fig. 1.
Fig. 4 is the scheme of installation of scope rack among the present invention.
The specific embodiment
The invention will be further described below in conjunction with drawings and Examples:
As Fig. 1, Fig. 2, Fig. 3, shown in Figure 4, present embodiment is by the chassis, compartment 1, hinge 2, first bearing 3, hydraulic actuating cylinder 4, second bearing 5, lockout mechanism 6, sunshade 7, supporting leg 8, guardrail 9, scope rack 11, hold-down arm 12, positioning seat 13, line slideway 14, slide block 15, motor 16, screw mandrel 17, nut 18, pillar 19 and supporting seat 20 constitute, wherein compartment 1 is arranged on the chassis, this compartment 1 is by top board, the floor, front end-plate, the side plate on lower back panel and both sides surrounds and forms, described top board 1c, floor 1b, front end-plate 1d, the side plate on the lower back panel 1e and the left side constitutes the fixed compartment wall in compartment 1, the side plate on the right is dodge gate 1a, the bottom of this dodge gate 1a is connected with floor 1b by a plurality of hinges 2 that distribute from front to back, in the present embodiment, the number of hinge 2 is preferably eight.Medial surface in described dodge gate 1a front and back end is symmetrically fixed with first bearing 3, each first bearing, 3 corresponding hydraulic actuating cylinder 4.Described first bearing 3 is hinged with the piston rod of hydraulic actuating cylinder 4, and second bearing 5 in the cylinder body of hydraulic actuating cylinder 4 and the compartment 1 is hinged.
As can be known, the front and rear part on dodge gate 1a top respectively is connected with the top board 1c in compartment by a lockout mechanism 6 from Fig. 1, Fig. 2 and Fig. 3.Described lockout mechanism 6 is made up of snap close and latch hook two large divisions, and wherein latch hook is installed on the dodge gate 1a, and the snap close that matches with latch hook is installed on the top board 1c.Front end, rear end and upper end at described dodge gate 1a medial surface all are hinged with guardrail 9, each guardrail 9 has to be opened and the folding two states, when guardrail 9 is opened and dodge gate 1a perpendicular, during folding and dodge gate 1a recline, and have certain spacing between the guardrail of the guardrail of dodge gate 1a rear end and upper end.
As can be known, be provided with electric expansion formula sunshade 7 above dodge gate 1a from Fig. 1, Fig. 3, this sunshade 7 is installed on the top board 1c.Front portion, middle part and rear portion at described dodge gate 1a lateral surface are provided with supporting leg 8, the in the past high back of this supporting leg 8 low dip distributes, when not using, the upper end of described supporting leg 8 and dodge gate 1a are hinged, and the bottom of supporting leg 8 is by the fixing deck location of dodge gate 1a lateral surface.
As can be known, scope rack 11 is arranged on the top of top board 1c from Fig. 2, Fig. 3 and Fig. 4, and the LED screen is housed in this scope rack 11.The structure and the mounting means of LED screen on scope rack 11 of described LED screen, scope rack 11 are same as the prior art, do not do at this and give unnecessary details.The middle part at described scope rack 11 forward and backward two ends respectively is equipped with a hold-down arm 12, and an end and the scope rack 11 of this hold-down arm 12 are hinged, and it is hinged that the other end of hold-down arm 12 and top board 1c go up fixing positioning seat 13, and positioning seat 13 is near the edge, the right of top board 1c.Be provided with former and later two pillars 19 at described top board 1c near the position on edge, the right, this pillar 19 is positioned at the next door of corresponding end positioning seat 13, and pillar 19 is perpendicular with top board 1c, and the lower end of pillar 19 fixes by welding or bolted connection and top board 1c.
As can be known, be fixed with forward and backward two line slideways that are parallel to each other 14 on top board 1 from Fig. 2, Fig. 3, Fig. 4, described scope rack 11 is between two line slideways 14.Left side edge at scope rack 11 front and back ends all is installed with slide block 15, and this slide block 15 is corresponding one by one with line slideway 14, and slide block 15 and line slideway 14 bearing fits.Also be provided with motor 16 between described two line slideways 14, this motor 16 is positioned at the middle part of top board 1c near the edge, left side, and motor 16 is fixedly installed on the top board 1c.The output shaft of described motor 16 parallels with line slideway 14, the output shaft of motor 16 and 17 coaxial connections of screw mandrel, and promptly the axial line of the axial line of motor 16 output shafts and screw mandrel 17 is on same straight line.On described screw mandrel 17, be set with nut 18, this nut 18 and screw mandrel 17 screws thread fit, and nut 18 is fixedly mounted on the central authorities on limit, scope rack 11 left side.Be provided with supporting seat 20 between described scope rack 11 and motor 16, this supporting seat 20 is fixed on the top board 1c, and described screw mandrel 17 passes from supporting seat 20.
The principle of work that the present invention launches is as follows:
Under the effect of dodge gate 1a and hinge 2 flexible at hydraulic actuating cylinder 4, floor 1b rotates relatively, has the opening and closing two states.Open before the dodge gate 1a, earlier supporting leg 8 is taken out from deck, make supporting leg 8 sagging naturally, then with hand unlocked mechanism 6, the elongation of the piston rod of modulated pressure cylinder 4 drives dodge gate 1a around hinge 2 rotations then, when dodge gate 1a is parallel to the ground, dodge gate 1a is in open mode, the lower end of supporting leg 8 and ground butt, the weight of three supporting leg 8 together support dodge gate 1a, this moment, dodge gate formed a movable decking, can supply the exhibition booth, showpiece is put and personnel walk about, three guardrails 9 on the dodge gate 1a are opened, and taken between dodge gate 1a rear end outward flange and the ground and adorn a folding stair 10, to make things convenient for the up and down platform of personnel.Control sunshade 7 at last and trail, the top of movable decking is blocked, play sun-shading rain-proof.
When closing dodge gate 1a, at first pack up sunshade 7 and guardrail 9, then the piston rod of hydraulic actuating cylinder 4 shrinks and drives dodge gate 1a and rotate to when parallel with the fixed side of compartment another side around hinge 2, dodge gate 1a is in closed condition, with hand lockout mechanism 6 is pinned then, at last cooresponding deck is put in the lower end of supporting leg 8.
The principle of work of LED screen lifting is as follows among the present invention:
Scope rack 11 has rise and regains two states, when initial, scope rack 11 is in retracted state, i.e. scope rack 11 lodging are on compartment top board 1c, the right-hand member of scope rack 11 is supported by pillar 19, has certain included angle between scope rack 11 and the floor 1c.The face down that this moment, LED shielded, the screen that obsolete the time, can effectively protect LED to shield like this.When starter motor 16 control display screen framves 11 rise, the output shaft of motor 16 drives screw mandrel 17 rotations, nut 18 that matches with screw mandrel 17 and scope rack 11 are towards the direction motion away from motor 16, and slide block 15 slippage on line slideway 14 is led; Simultaneously, hold-down arm 12 is around positioning seat 13 rotations.Under the combined action that rotatablely moves of the straight-line motion of screw pair and hold-down arm, scope rack 11 translations on one side, on one side rotation, rise fully until scope rack 11, perpendicular with compartment top board 1c basically.When needs are regained scope rack 11, only need the output shaft counter-rotating of control motor 16 to get final product.

Claims (7)

1. expansion equation mobile service spiel truck, has compartment (1), this compartment (1) is by top board, the floor, front end-plate, the side plate on lower back panel and both sides surrounds and forms, on the top board (1c) in compartment, be provided with scope rack (11), the LED screen is housed in this scope rack (11), it is characterized in that: described compartment (1) wherein the side plate on one side is dodge gate (1a), the bottom of this dodge gate (1a) is connected with floor (1b) by a plurality of hinges (2) that distribute from front to back, be symmetrically arranged with first bearing (3) in the front and back end of described dodge gate (1a), this first bearing (3) is connected with the piston rod of hydraulic actuating cylinder (4), and second bearing (5) in the cylinder body of hydraulic actuating cylinder (4) and compartment (1) is connected; The middle part of described scope rack (11) rear and front end is respectively hinged with the positioning seat (13) on the top board (1c) by a hold-down arm (12), two line slideways that are parallel to each other (14) before and after on described top board (1c), being fixed with, be equipped with slide block (15) on each line slideway (14), this slide block (15) fixes with the edge of scope rack (11) corresponding end, motor (16) is housed between described two line slideways (14), the output shaft of this motor (16) parallels with line slideway (14), the output shaft of described motor (16) and coaxial connection of screw mandrel (17), the central authorities that the nut (18) that matches with screw mandrel (17) is fixed in scope rack (11) side.
2. expansion equation mobile service spiel truck according to claim 1 is characterized in that: the front and rear part on described dodge gate (1a) top respectively is connected with the top board (1c) in compartment by a lockout mechanism (6),
Described lockout mechanism (6) is made up of snap close and latch hook two large divisions, and wherein latch hook is installed on the dodge gate (1a), and the snap close that matches with latch hook is installed on the top board (1c).
3. expansion equation mobile service spiel truck according to claim 1 is characterized in that: the roof side in described dodge gate (1a) top is provided with electric expansion formula sunshade (7), and this sunshade (7) is installed on the top board (1c) of compartment (1).
4. according to claim 1 or 2 or 3 described expansion equation mobile service spiel trucks, it is characterized in that: front portion, middle part and rear portion at described dodge gate (1a) lateral surface are provided with supporting leg (8), high back low dip distributes before this supporting leg (8), the upper end of described supporting leg (8) and dodge gate (1a) are hinged, and the bottom of supporting leg (8) is by the fixing deck location of dodge gate (1a) lateral surface.
5. expansion equation mobile service spiel truck according to claim 4 is characterized in that: front end, rear end and upper end at described dodge gate (1a) medial surface all are hinged with guardrail (9).
6. expansion equation mobile service spiel truck according to claim 1 is characterized in that: be provided with pillar (19) on the next door of described positioning seat (13), this pillar (19) vertical fixing is on top board (1c).
7. according to claim 1 or 6 described expansion equation mobile service spiel trucks, it is characterized in that: between described scope rack (11) and motor (16), be provided with supporting seat (20), this supporting seat (20) is fixed on the top board (1c), and described screw mandrel (17) passes from supporting seat (20).
CN2010105915329A 2010-12-16 2010-12-16 Unfolding-type mobile service publicizing vehicle Active CN102029938B (en)

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CN102029938B CN102029938B (en) 2012-04-18

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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104260662A (en) * 2014-10-08 2015-01-07 徐州海伦哲专用车辆股份有限公司 Vehicle-mounted special vehicle capable of fast setting up unfolded large LED screens
CN104309517A (en) * 2014-10-16 2015-01-28 江苏捷诚车载电子信息工程有限公司 Vehicle-mounted large LED (light-emitting diode) combined screen and opening and closing method
CN104648216A (en) * 2015-02-10 2015-05-27 郑州华骏技术有限公司 One-sided pull large safety and emergency exercise vehicle
CN104859517A (en) * 2015-05-13 2015-08-26 苏州绿农航空植保科技有限公司 Sliding supporting platform for mobile operation vehicle
CN106985725A (en) * 2017-05-18 2017-07-28 重庆迪马工业有限责任公司 Collection is charged, reconnoitred, the MPV of ferry troops one
CN106985726A (en) * 2017-05-18 2017-07-28 重庆迪马工业有限责任公司 Car of handling a case is moved in public security
CN109204353A (en) * 2018-11-19 2019-01-15 西南交通大学 From the hydraulic door control system of traveling equipment launch train
CN109741693A (en) * 2019-02-28 2019-05-10 江西师范大学 A kind of culture and propaganda action vehicle and its vehicle-mounted promotional system
CN111114653A (en) * 2020-01-19 2020-05-08 中国重汽集团济南动力有限公司 Convenient color car skeleton of dismantling

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104260662A (en) * 2014-10-08 2015-01-07 徐州海伦哲专用车辆股份有限公司 Vehicle-mounted special vehicle capable of fast setting up unfolded large LED screens
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CN104648216A (en) * 2015-02-10 2015-05-27 郑州华骏技术有限公司 One-sided pull large safety and emergency exercise vehicle
CN104859517A (en) * 2015-05-13 2015-08-26 苏州绿农航空植保科技有限公司 Sliding supporting platform for mobile operation vehicle
CN106985725A (en) * 2017-05-18 2017-07-28 重庆迪马工业有限责任公司 Collection is charged, reconnoitred, the MPV of ferry troops one
CN106985726A (en) * 2017-05-18 2017-07-28 重庆迪马工业有限责任公司 Car of handling a case is moved in public security
CN106985725B (en) * 2017-05-18 2023-06-06 重庆迪马工业有限责任公司 Multifunctional vehicle integrating submachine, investigation and soldier transportation
CN109204353A (en) * 2018-11-19 2019-01-15 西南交通大学 From the hydraulic door control system of traveling equipment launch train
CN109741693A (en) * 2019-02-28 2019-05-10 江西师范大学 A kind of culture and propaganda action vehicle and its vehicle-mounted promotional system
CN111114653A (en) * 2020-01-19 2020-05-08 中国重汽集团济南动力有限公司 Convenient color car skeleton of dismantling

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