CN103072510A - Hydraulic lifting device of carrier - Google Patents
Hydraulic lifting device of carrier Download PDFInfo
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- CN103072510A CN103072510A CN2013100414888A CN201310041488A CN103072510A CN 103072510 A CN103072510 A CN 103072510A CN 2013100414888 A CN2013100414888 A CN 2013100414888A CN 201310041488 A CN201310041488 A CN 201310041488A CN 103072510 A CN103072510 A CN 103072510A
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Abstract
The invention discloses a hydraulic lifting device of a carrier, and the device comprises a folding bearing platform and horizontal lifting mechanisms, and is characterized in that the folding bearing platform comprises a primary wedge-shaped tablet and a secondary tablet; the horizontal lifting mechanisms are symmetrically arranged on the left side and the right side of the folding bearing platform; each horizontal lifting mechanism comprises two parallel four-link mechanisms comprising front hinge supports on both sides, upper and lower lifting arms on both sides and rear hinge supports on both sides, and a hydraulic lifting mechanism; and each hydraulic lifting mechanism comprises a lifting oil cylinder and a piston rod. The device is fixedly arranged below a bottom plate at the tail of the carrier, the folding bearing platform and the horizontal lifting mechanisms can be folded and contained below the bottom plate at the tail of the carrier on the premise of not affecting the ground clearance of the carrier, so that the installation and the configuration of the device is not restricted by the type of the carrier, and the normal loading and unloading of the carrier are not affected; and when the device needs to be used, the lifting operation of the bearing platform can be realized only by unfolding the folding bearing platform from a part below the bottom plate at the tail of the carrier.
Description
Technical field
The present invention relates to a kind of logistics handling tool, more particularly, relate to a kind of hydraulic hoist unit of carriage of vehicle afterbody, belong to automobile-used tailgate lifting technique field.
Background technology
Along with socioeconomic fast development, carriage of vehicle transporting cargo form has been the important component part of modern logistics.When cargo handing, if heavy goods, the general goods fork lift trucks that adopt load and unload more, and this needs many people to cooperate; If small volume, the multiplex manual handling of the goods that weight is lighter, labour intensity is large, and affects fragile goods safety.As the carriage of vehicle of transporting cargo, can have the function of loading-unload machine, so that in the place that any vehicle arrives, finish the handling labor of goods convenient and strength-savingly.
The automobile tailboard lifting technique be a kind of vehicle tailgate that utilizes as carrying platform, goods is placed on the carrying platform lifting technique that by the elevator system that is added on vehicle tail goods is risen smoothly or falls together with tailgate again.The automobile tailboard that occurs on the present stage market as load carrying platform after, upset is pressed in the compartment afterbody, need fixing, switch compartment tail-gate must put down first tailgate, complex operation affects attractive in appearancely, and can only be applied on the box-body truck, obviously can not satisfy the requirement of modern logistics, the automobile tail plate apparatus of prior art is demanded urgently improving.
Summary of the invention
Weak point for fear of the prior art existence, the invention provides carriage of vehicle hydraulic hoisting apparatus a kind of simple in structure, easy to operate, this device can fold and be positioned under the automobile tail base plate, neither affect the normal switch of compartment tail-gate, it is attractive in appearance also not affect automobile.
Technical solution problem of the present invention adopts following scheme:
A kind of carriage of vehicle hydraulic hoisting apparatus comprises folding carrying platform and horizontal lifting mechanism, it is characterized in that:
Described collapsible carrying platform comprises one-level plate wedge and secondary flat board; Described one-level plate wedge is connected with the secondary plate hinge;
Described horizontal lifting mechanism is symmetricly set on the collapsible carrying platform left and right sides, comprises two parallel four-bar linkages being comprised of lift arm under lift arm, the both sides on hinged-support, the both sides before the both sides and two rear flank hinged-supports and forms the hydraulic lifting mechanism that cooperates with four-bar linkage;
Described front hinge seat is fixedly connected on the dull and stereotyped free-ended left and right sides of secondary; Described rear hinge seat is fixedly connected on the vehicle tail floor below left and right sides; Described upper lift arm and lower lift arm all are that an end rotational pin is connected on the front hinged-support, and other end rotational pin is connected on the rear hinged-support, form parallel four-bar linkage; Described hydraulic lifting mechanism comprises elevating ram and piston rod, described elevating ram by front hinge ear and lower lift arm near the middle part protrude arrange middle hinge ear rotate pin joint; The tail end rotational pin of described piston rod is connected on the rear hinged-support.
Constructional feature of the present invention also is: described front hinged-support, rear hinged-support are equipped with the connection that a plurality of parallel grooves are used for upper and lower lift arm, described groove place is provided with pin-and-hole, and described upper and lower lift arm is by bearing pin and front hinged-support and rear hinged-support rotation pin joint corresponding and pin-and-hole.
The present invention provides a kind of carriage of vehicle simultaneously, comprise vehicle body, its constructional feature is also to comprise the aforesaid hydraulic hoisting apparatus of right, on the square steel crossbeam of described hydraulic hoisting apparatus by rear hinge seat and vehicle tail floor below, when described hydraulic hoisting apparatus is in folded state, be contained in the vehicle tail floor below.
Carriage of vehicle constructional feature of the present invention also is: the master cock that is used for the control hydraulic lifting mechanism in the described hydraulic hoisting apparatus is arranged in the operator's compartment, and its hydraulic ram stroke lift operation button is fixedly installed on vehicle tail.
The using method of apparatus of the present invention is as follows:
When wanting the lifting goods, press first two-way master cock " DOWN " button, the piston rod of elevating ram is regained, elevating ram and lift arm rotate around the hinged center of rear hinged-support, on the lift arm head the hinged front hinged-support of pin-and-hole together with the secondary flat board around the upset of hinged center conter clockwise and drop to ground, slidably link member stretches, open folding one-level plate wedge, the plate wedge head is near ground, being conducive to goods shifts onto on the carrying platform, during beginning lifting goods, press two-way master cock " UP " button, the piston rod of elevating ram stretches out, and elevating ram and lift arm upwards rotate around the hinged center of rear hinged-support, collapsible carrying platform level moves up, and gives rise to cabin floor close;
After when unloading goods, press two-way master cock " DOWN " button, the piston rod of elevating ram is regained, elevating ram and lift arm rotate around the hinged center of rear hinged-support, collapsible carrying platform level moves down, and drop to ground, the folding one-level plate wedge of upset, press two-way master cock " UP " button, the piston rod of elevating ram stretches out, elevating ram and lift arm upwards rotate around the hinged center of rear hinged-support, on the lift arm head the hinged front hinged-support of pin-and-hole together with the secondary flat board around the upset of hinged center cw, lift arm and slidably the connecting rod front end of link member be embedded into respectively front hinged-support greatly, the minor groove the inside is until collapsible carrying platform is taken in below the cabin floor fully, stop action, fasten snubber chain
When the device handling goods, horizontal lifting mechanism puts down collapsible carrying platform, opens collapsible carrying platform, increases the carrying platform area, and horizontal lifting mechanism can keep folding carrying platform parallel motion handling goods; When not needing the lifting goods, folded carrying platform, the horizontal lifting mechanism actuating device is packed up, and is positioned under the automobile tail base plate.The handling goods of hydraulic hoisting apparatus with pack up overall process and be all automation, the operator only need press gently the direction control button and get final product.
Compared with the prior art, beneficial effect of the present invention is embodied in:
1, apparatus of the present invention are fixedly mounted on the square steel crossbeam of vehicle tail floor below by rear rocker bar bearing, under the prerequisite that does not affect vehicle ground clearance, its folding carrying platform and horizontal lifting mechanism be the collapsible vehicle tail floor below that is contained in all, therefore the installation of this device configuration neither is subject to the restriction of goods transport vehicle type, can not affect the normal loading of vehicle yet, unloading, when needs used apparatus of the present invention, it was flexible to realize the lift work of carrying platform to adjust the connecting rod of horizontal lifting mechanism by control setup after only needing to fold carrying platform and from the vehicle tail floor below it being launched.
2, the present invention is simple in structure, and processing and simple installation are easy to operate, and lifting efficiency is high, can carry out cargo handing whenever and wherever possible; Can process in advance under the carriage bottom plate that finished product is installed in lorry again, and not belong to the category of vehicle refitting.
Description of drawings
Fig. 1 is the front view of invention vehicle hydraulic hoisting device.
Fig. 2 is that originally the dispatch a car loading plate of a hydraulic hoisting apparatus is in the lifting constitution diagram of height of wagon.
Fig. 3 is the constitution diagram of falling that the loading plate of vehicle hydraulic hoisting device of the present invention is in floor level.
Fig. 4 is that vehicle hydraulic hoisting device of the present invention is in the constitution diagram of packing up under the vehicle tail base plate.
The specific embodiment
The present invention is described in further detail with embodiment with reference to the accompanying drawings for the below:
With reference to Fig. 1, Fig. 2, Fig. 3, shown in Figure 4, the vehicle hydraulic hoisting device comprises folding one-level plate wedge 1 and secondary flat board 2, and one-level plate wedge 1 is connected by bolt 29,30 with secondary flat board 2.Comprise that the secondary flat board is by dull and stereotyped and form away from front hinged-support 3, the front hinged-support 9 of both sides, one-level plate wedge end below; Front hinged-support is " rhombus " shape, and large and small two grooves are arranged, and is provided with pin-and-hole, lower pin-and-hole and tie bolt, and secondary dull and stereotyped 2 is captiveed joint with front hinged-support 3, front hinged-support 9.
Horizontal lifting mechanism comprises and is positioned at collapsible carrying platform both sides, and each is by 4 times lift arms 10 of lift arm, both sides elevating ram 5 and elevating ram 11, both sides piston rod 6 and piston rod 12, two rear flank hinged-supports 7 and rear hinged-support 13 under lift arm on the both sides 8 and upper lift arm 14, the both sides.The bilateral symmetry structure is identical, and principle of work gets final product so describe on one side, take on the right as example, and front hinged-support 3, upper lift arm 8, lower lift arm 4 and rear hinged-support 7 form two parallel four-bar linkages.Upper lift arm 8 all is provided with up and down pin-and-hole, and upper pin-and-hole 17 is put into the large groove inner bolt of front hinged-support and connected, and lower pin-and-hole 18 is put into rear hinged-support groove inner bolt and connected.Lower lift arm 4 is except all being provided with up and down the pin-and-hole, and the middle part projection also is provided with pin-and-hole, and upper pin-and-hole 17 is put into front hinged-support minor groove inner bolt and connected, and lower pin-and-hole 19 is put into rear hinged-support groove inner bolt and connected, and middle part pin-and-hole 16 is connected with elevating ram 5 bolts.Elevating ram 5 forms portable bar with piston rod 6, and front end elevating ram 5 is connected with lower lift arm 4 projection Pin hole bolts, and rear end piston rod 6 is connected in pin-and-hole 20 bolts with rear hinged-support 7.
The two rear hinged-supports 7,13 of horizontal lifting mechanism all are vertically fixed on the side of the square steel crossbeam under the vehicle tail base plate; The hinge ear formed hinged after the tie bolt of hinged-support respectively passed its respective pin hole, the terminal pin-and-hole of lifting armed lever section and elevating ram.
The tie bolt of front hinged-support respectively passes slidably, and the pitman arm front end pin-and-hole of link member and the upper pin-and-hole of lift arm head form hinged.
The master cock that is used for the control hydraulic lifting mechanism in the hydraulic hoisting apparatus is arranged in the operator's compartment, and its hydraulic ram stroke lift operation button is fixedly installed on vehicle tail.
Vehicle hydraulic hoisting device operation instructions of the present invention:
As shown in Figure 3, take on the right as example, device is in the state of falling, the beginning lifting
When wanting the lifting goods, switch open will be controlled in the operator's compartment, then press two-way master cock " UP " button that is located at vehicle tail, fuel tap energising work, change-over valve worker commutation, piston rod 6 elongations of elevating ram 5, elevating ram 5 and lower lift arm 4 clockwise rotate around the hinged center 16 of rear hinged-support 7, transmission by four-bar linkage, thereby lift arm 8 clockwise rotates around pin-and-hole 18 simultaneously in the drive, the front hinged-support that upper lift arm 8 and lower lift arm 4 connect around the upset of hinged center cw and rise to carriage plane, is finished whole lifting action together with the secondary flat board.
As shown in Figure 2, take on the right as example, device is in the lifting state, begins to fall
When unloading goods, press two-way master cock " DOWN " button, fuel tap energising work, the unloader valve of oil sources is opened, the piston rod 6 of elevating ram 5 shrinks, elevating ram 5 and lower lift arm 4 rotate counterclockwise around the hinged center 16 of rear hinged-support 7, transmission by four-bar linkage, thereby lift arm 8 rotates counterclockwise around pin-and-hole 18 simultaneously in the drive, the front hinged-support that upper lift arm 8 and lower lift arm 4 connect around the upset of hinged center conter clockwise and drop to the ground facial plane, is finished the whole action of falling together with the secondary flat board.
Claims (4)
1. a carriage of vehicle hydraulic hoisting apparatus comprises folding carrying platform and horizontal lifting mechanism, it is characterized in that:
Described collapsible carrying platform comprises one-level plate wedge and secondary flat board; Described one-level plate wedge is connected with the secondary plate hinge;
Described horizontal lifting mechanism is symmetricly set on the collapsible carrying platform left and right sides, comprises two parallel four-bar linkages being comprised of lift arm under lift arm, the both sides on hinged-support, the both sides before the both sides and two rear flank hinged-supports and forms the hydraulic lifting mechanism that cooperates with four-bar linkage;
Described front hinge seat is fixedly connected on the left and right sides of the dull and stereotyped tail end of secondary; Described rear hinge seat is fixedly connected on the vehicle tail floor below left and right sides; Described upper lift arm and lower lift arm all are that an end rotational pin is connected on the front hinged-support, and other end rotational pin is connected on the rear hinged-support, form parallel four-bar linkage; Described hydraulic lifting mechanism comprises elevating ram and piston rod, described elevating ram by front hinge ear and lower lift arm near the middle part protrude arrange middle hinge ear rotate pin joint; The tail end rotational pin of described piston rod is connected on the rear hinged-support.
2. a kind of carriage of vehicle hydraulic hoisting apparatus according to claim 1, it is characterized in that, described front hinged-support, rear hinged-support are equipped with the connection that a plurality of parallel grooves are used for upper and lower lift arm, described groove place is provided with pin-and-hole, and described upper and lower lift arm is by bearing pin and front hinged-support and rear hinged-support rotation pin joint corresponding and pin-and-hole.
3. carriage of vehicle, comprise vehicle body, characterized by further comprising claim 1 or 2 described hydraulic hoisting apparatus, on the square steel crossbeam of described hydraulic hoisting apparatus by rear hinge seat and vehicle tail floor below, when described hydraulic hoisting apparatus is in folded state, be contained in the vehicle tail floor below.
4. a kind of carriage of vehicle according to claim 3 is characterized in that, the master cock that is used for the control hydraulic lifting mechanism in the described hydraulic hoisting apparatus is arranged in the operator's compartment, and its hydraulic ram stroke lift operation button is fixedly installed on vehicle tail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100414888A CN103072510A (en) | 2013-02-01 | 2013-02-01 | Hydraulic lifting device of carrier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100414888A CN103072510A (en) | 2013-02-01 | 2013-02-01 | Hydraulic lifting device of carrier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103072510A true CN103072510A (en) | 2013-05-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013100414888A Pending CN103072510A (en) | 2013-02-01 | 2013-02-01 | Hydraulic lifting device of carrier |
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| Country | Link |
|---|---|
| CN (1) | CN103072510A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106284123A (en) * | 2016-10-18 | 2017-01-04 | 北京泽通科技开发有限公司 | Cone transporter |
| CN108312939A (en) * | 2018-03-16 | 2018-07-24 | 深圳市三能机电设备有限公司 | A kind of automatic collapsible type automobile tailboard |
| CN112571432A (en) * | 2020-12-12 | 2021-03-30 | 安徽新博普曼智能科技股份有限公司 | Dining room intelligent service robot with dinner plate lifting control mechanism |
| CN114906036A (en) * | 2021-02-09 | 2022-08-16 | 沈阳新松机器人自动化股份有限公司 | Crawler walking type heavy-load robot |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2989196A (en) * | 1957-09-27 | 1961-06-20 | Max J Lugash | Hydraulic hoist for vehicles |
| US3269567A (en) * | 1964-11-23 | 1966-08-30 | Maxon Industries | Vehicle loaders and reinforcing mechanism for vehicle bed plates |
| US3429464A (en) * | 1967-10-03 | 1969-02-25 | Morris D Robinson | Load lift apparatus with low loading level |
| US3498481A (en) * | 1967-06-08 | 1970-03-03 | Daybrook Ottawa Corp | Powered fold under lift gate |
| US4078676A (en) * | 1976-11-10 | 1978-03-14 | Magline, Inc. | Self storing lift gate assembly |
| CN202169895U (en) * | 2011-04-01 | 2012-03-21 | 罗昊 | Tail board |
| CN202169896U (en) * | 2011-08-03 | 2012-03-21 | 深圳市凯卓立液压设备有限公司 | Tailboard lifting mechanism utilizing non-parallelogram four-rod mechanism |
| CN202480948U (en) * | 2012-03-05 | 2012-10-10 | 大连通泰科技有限公司 | Folding type vehicle-mounted tail-lift |
-
2013
- 2013-02-01 CN CN2013100414888A patent/CN103072510A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2989196A (en) * | 1957-09-27 | 1961-06-20 | Max J Lugash | Hydraulic hoist for vehicles |
| US3269567A (en) * | 1964-11-23 | 1966-08-30 | Maxon Industries | Vehicle loaders and reinforcing mechanism for vehicle bed plates |
| US3498481A (en) * | 1967-06-08 | 1970-03-03 | Daybrook Ottawa Corp | Powered fold under lift gate |
| US3429464A (en) * | 1967-10-03 | 1969-02-25 | Morris D Robinson | Load lift apparatus with low loading level |
| US4078676A (en) * | 1976-11-10 | 1978-03-14 | Magline, Inc. | Self storing lift gate assembly |
| CN202169895U (en) * | 2011-04-01 | 2012-03-21 | 罗昊 | Tail board |
| CN202169896U (en) * | 2011-08-03 | 2012-03-21 | 深圳市凯卓立液压设备有限公司 | Tailboard lifting mechanism utilizing non-parallelogram four-rod mechanism |
| CN202480948U (en) * | 2012-03-05 | 2012-10-10 | 大连通泰科技有限公司 | Folding type vehicle-mounted tail-lift |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106284123A (en) * | 2016-10-18 | 2017-01-04 | 北京泽通科技开发有限公司 | Cone transporter |
| CN108312939A (en) * | 2018-03-16 | 2018-07-24 | 深圳市三能机电设备有限公司 | A kind of automatic collapsible type automobile tailboard |
| CN108312939B (en) * | 2018-03-16 | 2019-07-26 | 深圳市三能机电设备有限公司 | A kind of automatic collapsible type automobile tailboard |
| CN112571432A (en) * | 2020-12-12 | 2021-03-30 | 安徽新博普曼智能科技股份有限公司 | Dining room intelligent service robot with dinner plate lifting control mechanism |
| CN114906036A (en) * | 2021-02-09 | 2022-08-16 | 沈阳新松机器人自动化股份有限公司 | Crawler walking type heavy-load robot |
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| PB01 | Publication | ||
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130501 |