CN204774879U - Platform structure on van -type tailer over -and -under type - Google Patents
Platform structure on van -type tailer over -and -under type Download PDFInfo
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- CN204774879U CN204774879U CN201520467267.1U CN201520467267U CN204774879U CN 204774879 U CN204774879 U CN 204774879U CN 201520467267 U CN201520467267 U CN 201520467267U CN 204774879 U CN204774879 U CN 204774879U
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- platform
- mounting plate
- upper mounting
- stretches
- oil cylinder
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Abstract
The utility model relates to a platform structure on van -type tailer over -and -under type, its characterized in that it include with the frame on lateral plate sliding connection's preceding upper mounting plate and back upper mounting plate and upper mounting plate elevating system, upper mounting plate elevating system divide into before preceding upper mounting plate elevating system, the back platform elevating system tail platform elevating system after and, through drawing the directly lift of upper mounting plate front end before the flexible realization of level jar at most of hydro -cylinder and rear portion before the preceding upper mounting plate elevating system, at most, flexible the drives back upper mounting plate lift of level jar to one side of straight hydro -cylinder and the flexible arm of back tail platform through platform elevating system before the back. The utility model discloses a wire rope assembly pulley mechanism, multistage jar, and the application of multiunit hydro -cylinder can make lower that two layers of platform fall, the loading is more nimble, compact, can satisfy different manufacturer, the great commodity vehicle of size difference loads in mixture.
Description
Technical field
The utility model relates to a kind of platform structure of trailer, particularly a kind of closed-type trailer lifting mode upper mounting plate structure.Belong to goods transport technical field.
Background technology
At present, most domestic closed-type trailer upper mounting plate is all integral type, there is no segmentation, even if the platform of minority energy segmentation also cannot adjust degree of dip, limit the type of transport vehicle, size to a great extent, most domestic upper mounting plate adopts overall vertical lift, makes narrow space originally only can hold the vehicle of same model, greatly reduces service efficiency and the field of application of closed-type trailer.
Summary of the invention
The purpose of this utility model is to overcome above-mentioned deficiency, a kind of closed-type trailer lifting mode upper mounting plate structure is provided, upper mounting plate is made up of two sections, front and back, separate, the two sections of upper mounting plates in front and back all have respective lifting mechanism, entrucking is flexible, can meet the transport of different classes of, that size difference is larger commodity vehicle.
The purpose of this utility model is achieved in that a kind of closed-type trailer lifting mode upper mounting plate structure, it comprises and the front upper mounting plate of the lateral plate sliding block joint on vehicle frame and rear upper mounting plate and upper mounting plate lifting mechanism, rear upper mounting plate is divided into again rear front platform, rear middle platform and three sections, rear tail platform, and upper mounting plate lifting mechanism is divided into front upper platform lifting mechanism, rear front platform lifting mechanism and rear tail platform lifting mechanism;
Front upper platform lifting mechanism by wire rope pulley group mechanism, frontly draw oil cylinder and rear portion directly to push up Multi-stage cylinder to form, wire rope pulley group mechanism is made up of fixed pulley, movable pulley and steel rope, fixed pulley by pinned connection on the lateral plate pulley bracket of vehicle frame, movable pulley and the front piston rod of oil cylinder that draws link together, steel rope walks around fixed pulley and movable pulley, one end is connected with front platform front end, and the other end is connected with lateral plate crossbeam, by the lifting of upper mounting plate front end before the flexible realization of front drawing oil cylinder; Multi-stage cylinder cylinder barrel one end is directly pushed up at rear portion and vehicle frame links together, and piston rod one end is linked together by bearing pin and the lifting slide block be arranged on lateral plate, and the lifting of directly being pushed up Multi-stage cylinder by rear portion realizes the lifting of front upper mounting plate rear end;
Before rear, platform lifting mechanism is made up of platform telescopic boom and straight top oil cylinder, platform telescopic boom is made up of platform inner arm and the platform outer arm that stretches that stretches, the platform inner arm that stretches can do telescopic moving along the platform outer arm that stretches, platform stretches bottom outer arm and is connected with vehicle frame ear seat, straight top oil cylinder one is connected by bearing pin and the platform outer arm that stretches, other end is connected by bearing pin and the platform inner arm that stretches, and stretches by directly pushing up the oil cylinder telescopic band moving platform inner arm that stretches;
Rear tail platform lifting mechanism is made up of rear tail platform telescopic boom and oblique top Multi-stage cylinder, rear tail platform telescopic boom upper end is connected with rear tail platform side bar by pinned connection, lower end is connected with vehicle frame by pinned connection, oblique top Multi-stage cylinder piston rod one end is connected with telescopic boom upper end by pinned connection, cylinder barrel one end is connected with telescopic boom lower end by pinned connection, stretched by tail platform telescopic boom after the flexible drive of oblique top Multi-stage cylinder, thus tail lifting platform after realizing.
Described rear front platform lifting mechanism comprises oblique top oil cylinder, platform guide rod and rotary slider, platform guide rod is bolted and is connected with rear front platform left and right side bar, rotary slider is through on platform guide rod, rotary slider and platform guide rod form moving sets, rotary slider can slide along platform guide rod, rotary slider lower end is linked together by pinned connection and the platform inner arm that stretches, rotary slider can around platform stretch inner arm upper end rotate, oblique top oil cylinder one is connected with vehicle frame by bearing pin, other end is connected by bearing pin and the platform outer arm that stretches, by oblique top oil cylinder stretch implementation platform telescopic boom upset.
Compared with prior art, the beneficial effects of the utility model are:
A kind of novel closed-type trailer upper mounting plate of the utility model and upper mounting plate lifting mechanism, this podium level is adjustable, by the application of wire rope pulley group mechanism, Multi-stage cylinder and many group oil cylinders two-layer platform can be made to fall lower, two-layer platform forms by multistage platform is hinged, entrucking is more flexible, compact, can meet different brands, commodity vehicle that size difference is larger loads in mixture.
Accompanying drawing explanation
Fig. 1 is the left side view of a kind of closed-type trailer lifting mode of the present invention upper mounting plate structure.
Fig. 2 is the front upper mounting plate of a kind of closed-type trailer of the present invention lifting mode upper mounting plate structure and the left side view of front upper platform lifting mechanism.
Fig. 3 is the hydraulic scheme of the front upper lifting platform structure of a kind of closed-type trailer of the present invention lifting mode upper mounting plate structure.
Fig. 4 is the left side view of the rear upper mounting plate of a kind of closed-type trailer of the present invention lifting mode upper mounting plate structure.
Fig. 5 is the enlarged drawing of the rear front lifting platform structure of a kind of closed-type trailer of the present invention lifting mode upper mounting plate structure.
Fig. 6 is the hydraulic scheme of the rear upper mounting plate lifting structure of a kind of closed-type trailer of the present invention lifting mode upper mounting plate structure.
Fig. 7 is the structural representation of rear upper mounting plate rollover states in a kind of closed-type trailer lifting mode of the present invention upper mounting plate structure.
Wherein:
Vehicle frame 1
Lateral plate 2
Front upper mounting plate 3
Rear upper mounting plate 4
Platform 4.1 before rear
Platform 4.2 in rear
Rear tail platform 4.3
Front upper platform lifting mechanism 5
Platform lifting mechanism 6 before rear
Rear tail platform lifting mechanism 7
Rear tail platform telescopic boom 7.1
Oblique top Multi-stage cylinder 7.2
Front change-over valve 8
Before draw oil cylinder 9
Movable pulley 10
Steel rope 11
Fixed pulley 12
Straight top Multi-stage cylinder 13
Change-over valve 14
Straight top oil cylinder 15
Oblique top oil cylinder 16
Platform telescopic boom 17
Platform stretches inner arm 17.1
Platform stretches outer arm 17.2
Platform guide rod 18
Rotary slider 19
Oblique top Multi-stage cylinder 20
Rear change-over valve 21.
Detailed description of the invention
See Fig. 1-7, the utility model relates to a kind of closed-type trailer lifting mode upper mounting plate structure, upper mounting plate is formed by side bar, crossbeam and panel assembly welding, it comprises front upper mounting plate 3, rear upper mounting plate 4 and upper mounting plate lifting mechanism, front upper mounting plate 3 and rear upper mounting plate 4 separate, two platforms can independent-lifting, rear upper mounting plate is divided into again three sections, rear front platform 4.1, rear middle platform 4.2 and rear tail platform 4.3 etc., and rear front platform 4.1, rear middle platform 4.2 and rear tail platform 4.3 form rear upper mounting plate by pinned connection together; The side of described front upper mounting plate 3 and rear upper mounting plate 4 is all provided with lifting slide block, promoting slide block is arranged in lateral plate 2 column on vehicle frame 1, can slide up and down along column, promote in the middle of slide block and have pin-and-hole, be fixed together by pinned connection and platform, before and after front upper mounting plate, both sides are equipped with 4 and are promoted slide block.
Upper mounting plate lifting mechanism is divided into front upper platform lifting mechanism 5, rear front platform lifting mechanism 6 and rear tail platform lifting mechanism 7 to form;
Front upper platform lifting mechanism 5 by lifting slide block, wire rope pulley group mechanism, frontly draw oil cylinder 9 and rear portion directly to push up Multi-stage cylinder 13 to form.Wire rope pulley group mechanism is made up of fixed pulley 12, movable pulley 10 and steel rope 11, fixed pulley by pinned connection on lateral plate pulley bracket, movable pulley 10 with front draw the piston rod of oil cylinder 9 to be together by a threaded connection, steel rope 11 walks around fixed pulley 12 and movable pulley 10, one end is connected with front platform front end, and the other end is connected with lateral plate 2 crossbeam, and a set of wire rope pulley group mechanism is respectively equipped with in both sides, front upper mounting plate front end, by front drawing the flexible of oil cylinder, the lifting of upper mounting plate front end before realizing;
Rear portion is directly pushed up Multi-stage cylinder 13 cylinder barrel one end and is connected with cylinder pedestal by pin shaft joint, cylinder pedestal and vehicle frame 1 solder together, piston rod one end is linked together by bearing pin and lifting slide block, front platform rear end is each side provided with 1 and directly pushes up Multi-stage cylinder, and the lifting of directly being pushed up Multi-stage cylinder by rear portion realizes the lifting of front upper mounting plate rear end.
Before rear, platform lifting mechanism 6 is made up of platform telescopic boom 17, platform guide rod 18, rotary slider 19, straight top oil cylinder 15 and oblique top oil cylinder 16, promoting slide block is arranged in lateral plate column, can slide up and down along column, promote in the middle of slide block and have pin-and-hole, by the rear end of pinned connection at rear front platform 4.1, make rear front platform can only move up and down and cannot move forward and backward.Before rear, platform 4.1 is respectively equipped with a set of platform telescopic boom in both sides all around, for supporting rear front platform, platform telescopic boom is made up of platform inner arm 17.1 and the platform outer arm 17.2 that stretches that stretches, platform telescopic boom adopts rectangular tube and Plate Welding to form, platform inner arm 17.1 and the platform outer arm 17.2 that stretches that stretches forms moving sets, and the platform inner arm 17.1 that stretches can do telescopic moving along the platform outer arm 17.2 that stretches.Platform stretches bottom outer arm 17.2 and is welded with connection otic placode, is connected with vehicle frame 1 ear seat by pinned connection, and platform telescopic boom can rotate around connection bearing pin.
Platform guide rod 18 is welding rectangular beam structures, be bolted and be connected with rear front platform about 4.1 side bar, rotary slider 19 is through on platform guide rod 18 for welded structure, and rotary slider 19 and platform guide rod 18 form moving sets, and rotary slider 19 can slide along platform guide rod 18.Rotary slider 19 bottom is welded with connection otic placode, otic placode has pin shaft hole, the platform inner arm 17.1 that stretches also is welded with connection otic placode, and rotary slider 19 lower end is linked together by pinned connection and the platform inner arm 17.1 that stretches, and rotary slider 19 can rotate around platform inner arm 17.1 upper end of stretching.Wear-resistant block material is engineering plastics, is connected by screw to be arranged on platform and to stretch inner arm and platform stretches between outer arm and between rotary slider and platform slide bar, reduces platform and to stretch the friction coefficient that inner arm stretches and rotary slider slides.Often overlap on telescopic boom and directly top oil cylinder 15 and an oblique top oil cylinder 16 are all installed.Straight top oil cylinder 15 1 is connected by bearing pin and the platform outer arm 17.2 that stretches, and other end is connected by bearing pin and the platform inner arm 17.1 that stretches, and stretches by directly pushing up the oil cylinder 15 telescopic band moving platform inner arm 17.1 that stretches.Oblique top oil cylinder 16 1 is connected with vehicle frame 1 by bearing pin, and other end is connected by bearing pin and the platform outer arm 17.2 that stretches, and to be stretched the upset of implementation platform telescopic boom by oblique top oil cylinder 16.
Rear tail platform lifting mechanism 7 is made up of rear tail platform telescopic boom 7.1 and oblique top Multi-stage cylinder 7.2, rear tail platform telescopic boom is welding rectangular sleeve girder construction, four joints are divided into stretch, on telescopic boom, lower end is respectively welded with two engaging lug seats, telescopic boom upper end is connected with rear tail platform side bar by pinned connection, telescopic boom lower end is connected with vehicle frame by pinned connection, oblique top Multi-stage cylinder piston rod one end is connected with telescopic boom upper end by pinned connection in addition, cylinder barrel one end is connected with telescopic boom lower end by pinned connection, rear tail platform afterbody is each side equipped with a set of Telescopic boom mechanism, stretched by tail platform telescopic boom after the flexible drive of oblique top Multi-stage cylinder, thus tail lifting platform after realizing.Hydraulic efficiency pressure system is primarily of hydraulic reservoir, gear type pump, by pass valve, hand change over valve, solenoid directional control valve, point flow throttle valve, hydraulic lock, oil cylinder, HM Hydraulic Motor, oil cylinder and joint composition.
Front change-over valve 8 control handle of upper mounting plate 3 action before operation, change-over valve core is commutated, oil cylinder 9 fuel feeding is drawn to before front upper mounting plate lift system, cylinder piston rod is drawn to retract before making, before draw oil cylinder to drive before the movable pulley 10 of upper mounting plate lift system extend upwardly, make the steel wire of movable pulley end stretch 11 contraction in lengths, the steel rope between front platform and quiet pulley lengthens, and front upper mounting plate 3 front end is by conducting oneself with dignity to decline.Additionally by change-over valve 14 control handle of upper mounting plate action before operation, make the pressure oil oil sump tank in the Multi-stage cylinder 13 of front platform afterbody two straight top, deadweight is also passed through to decline in front upper mounting plate rear end, realizes front upper mounting plate 3 and declines.Rear upper mounting plate 4 realizes declining with rear tail platform lifting mechanism 7 by rear front platform lifting mechanism 6, the control handle of change-over valve 21 after the action of operation rear platform, to straight top oil cylinder 15 fuel feeding in rear front platform lifting mechanism, and make oblique top Multi-stage cylinder 20 oil return in rear tail platform lifting mechanism, the piston rod of the oblique top Multi-stage cylinder in the straight top oil cylinder in rear front platform lifting mechanism and rear tail platform lifting mechanism is contracted downwards, straight top oil cylinder and oblique top Multi-stage cylinder drive the telescopic boom 17 in rear front platform lifting mechanism and rear tail platform lifting mechanism to contract downwards, after telescopic boom drives, upper mounting plate is to decline, when straight top oil cylinder drops to the end, the operating handle of oblique top oil cylinder 16 in front platform lifting mechanism after the activation, telescopic boom in rear front platform lifting mechanism is rotated down, thus reduce the adjustable height of rear upper mounting plate further.Front upper mounting plate 3 and rear upper mounting plate 4 all can drop to vehicle frame gooseneck height.
Claims (2)
1. a closed-type trailer lifting mode upper mounting plate structure, it is characterized in that it comprises and the front upper mounting plate (3) of lateral plate (2) sliding block joint on vehicle frame (1) and rear upper mounting plate (4) and upper mounting plate lifting mechanism, rear upper mounting plate is divided into again rear front platform (4.1), rear middle platform (4.2) and (4.3) three sections, rear tail platform, and upper mounting plate lifting mechanism is divided into front upper platform lifting mechanism (5), rear front platform lifting mechanism (6) and rear tail platform lifting mechanism (7);
Front upper platform lifting mechanism (5) is by wire rope pulley group mechanism, before draw oil cylinder (9) and rear portion directly push up Multi-stage cylinder (13) composition, wire rope pulley group mechanism is by fixed pulley (12), movable pulley (10) and steel rope (11) composition, fixed pulley (12) by pinned connection on lateral plate (2) pulley bracket of vehicle frame (1), movable pulley (10) with front draw the piston rod of oil cylinder (9) to link together, steel rope (11) walks around fixed pulley (12) and movable pulley (10), one end is connected with front platform front end, the other end is connected with lateral plate (2) crossbeam, by the lifting of upper mounting plate front end before the flexible realization of front drawing oil cylinder (9), Multi-stage cylinder (13) cylinder barrel one end is directly pushed up at rear portion and vehicle frame (1) links together, piston rod one end is linked together by bearing pin and the lifting slide block be arranged on lateral plate (2), and the lifting of directly being pushed up Multi-stage cylinder (13) by rear portion realizes the lifting of front upper mounting plate rear end,
Before rear, platform lifting mechanism (6) is by platform telescopic boom (17) with directly push up oil cylinder (15) and form, platform telescopic boom (17) is made up of platform inner arm (17.1) and the platform outer arm (17.2) that stretches that stretches, the platform inner arm (17.1) that stretches can do telescopic moving along the platform outer arm (17.2) that stretches, platform stretch outer arm (17.2) bottom be connected with vehicle frame (1) ear seat, straight top oil cylinder (15) one is connected by bearing pin and the platform outer arm (17.2) that stretches, other end is connected by bearing pin and the platform inner arm (17.1) that stretches, by directly push up oil cylinder (15) telescopic band moving platform stretch inner arm (17.1) stretch,
Rear tail platform lifting mechanism (7) is made up of rear tail platform telescopic boom (7.1) and oblique top Multi-stage cylinder (7.2), rear tail platform telescopic boom (7.1) upper end is connected with rear tail platform (4.3) side bar by pinned connection, lower end is connected with vehicle frame (1) by pinned connection, oblique top Multi-stage cylinder (7.2) piston rod one end is connected with telescopic boom upper end by pinned connection, cylinder barrel one end is connected with telescopic boom lower end by pinned connection, stretched by tail platform telescopic boom after the flexible drive of oblique top Multi-stage cylinder, thus tail lifting platform after realizing.
2. a kind of closed-type trailer lifting mode upper mounting plate structure according to claim 1, it is characterized in that described rear front platform lifting mechanism (6) comprises oblique top oil cylinder (16), platform guide rod (18) and rotary slider (19), platform guide rod (18) is bolted and is connected with rear front platform (4.1) left and right side bar, rotary slider (19) is through on platform guide rod (18), rotary slider (19) and platform guide rod (18) form moving sets, rotary slider (19) can slide along platform guide rod (18), rotary slider (19) lower end is linked together by pinned connection and the platform inner arm (17.1) that stretches, rotary slider (19) can around platform stretch inner arm (17.1) upper end rotate, oblique top oil cylinder (16) one is connected with vehicle frame (1) by bearing pin, other end is connected by bearing pin and the platform outer arm (17.2) that stretches, by the flexible implementation platform telescopic boom upset of oblique top oil cylinder (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520467267.1U CN204774879U (en) | 2015-07-02 | 2015-07-02 | Platform structure on van -type tailer over -and -under type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520467267.1U CN204774879U (en) | 2015-07-02 | 2015-07-02 | Platform structure on van -type tailer over -and -under type |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204774879U true CN204774879U (en) | 2015-11-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520467267.1U Expired - Fee Related CN204774879U (en) | 2015-07-02 | 2015-07-02 | Platform structure on van -type tailer over -and -under type |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104972954A (en) * | 2015-07-02 | 2015-10-14 | 江苏海鹏特种车辆有限公司 | Lift type upper platform structure of trailer van |
| CN105539253A (en) * | 2016-01-12 | 2016-05-04 | 安徽开乐专用车辆股份有限公司 | Vehicle transport cart structure based on cargo carrying underpan |
| CN109334789A (en) * | 2018-11-19 | 2019-02-15 | 驻马店广大鸿远车业有限公司 | A kind of van-type tailer and its van-type tailer compartment |
-
2015
- 2015-07-02 CN CN201520467267.1U patent/CN204774879U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104972954A (en) * | 2015-07-02 | 2015-10-14 | 江苏海鹏特种车辆有限公司 | Lift type upper platform structure of trailer van |
| CN104972954B (en) * | 2015-07-02 | 2017-12-05 | 江苏海鹏特种车辆有限公司 | Van-type tailer lift upper mounting plate structure |
| CN105539253A (en) * | 2016-01-12 | 2016-05-04 | 安徽开乐专用车辆股份有限公司 | Vehicle transport cart structure based on cargo carrying underpan |
| CN109334789A (en) * | 2018-11-19 | 2019-02-15 | 驻马店广大鸿远车业有限公司 | A kind of van-type tailer and its van-type tailer compartment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151118 Termination date: 20160702 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |