CN201670160U

CN201670160U - Dumper top cover switching system

Info

Publication number: CN201670160U
Application number: CN2010201794871U
Authority: CN
Inventors: 梁海强
Original assignee: Hebei Hongchang Tianma Special Vehicle Co Ltd
Current assignee: Hebei Hongchang Tianma Special Vehicle Co Ltd
Priority date: 2010-05-05
Filing date: 2010-05-05
Publication date: 2010-12-15
Anticipated expiration: 2020-05-05

Abstract

A dumper top cover switching system comprises two hydraulic cylinders, a control part, two chains, a pull rod, two sprocket shafts, two upper covers, two side plates, two linkage shaft pipes and four lifting arms, wherein the two chains are respectively installed on the two sprocket shafts, one end of each hydraulic cylinder is respectively connected with the upper and the lower ends of the chains on the two sprocket shafts through hinge pins, the other end of the two chains is connected with the two ends of the pull rod through the hinge pin, one end of each sprocket shaft is respectively welded with the linkage shaft pipes, the two lifting arms are vertically welded on the linkage shaft pipes, the other end of the lifting arm is hinged on the upper cover through the hinge pin, the bottom part of the upper cover is respectively hinged with the side plates through the hinge pins, and the other ends of the side plates are respectively hinged with a dumper side plate through the hinge pin. The dumper top cover switching system of the utility model can prevent blanking, eliminate raised dust and occupy small area after the upper cover is completely opened.

Description

Dumping car loam cake on-off system

Technical field

The utility model relates to a kind of automotive accessory, refers to a kind of dumping car loam cake on-off system especially.

Background technology

Dumping car occurs from railway carriage top outward through regular meeting that blanking or container materials inside dust raising phenomenon occurs under the windstream effect in transportation, thereby causes environmental pollution to a certain degree.Drop and dust raising phenomenon in order to reduce the material that occurs in the transportation, reduce the pollution to environment, this just needs a kind of system that can prevent blanking, eliminate airborne dust.

Existing railway carriage loam cake generally all adopts fixed sturcture, and after the railway carriage loam cake was opened, the form of putting of loam cake had three kinds: place vertically, keep flat and tiltedly put, there is following problem respectively in these three kinds of forms: when placing vertically, the car load whole height is too high; The railway carriage floor area is too big when keeping flat and tiltedly putting, thereby the range of use, the degree of utilization that influence car load are low, in order to address these problems, usually the way that solves is the open area that reduces loam cake, though can reduce the car load whole height like this, the problem that the railway carriage floor area is too big, but causing the railway carriage open area to dwindle like this makes the range of use of car load be restricted.

The utility model content

The purpose of this utility model is to provide a kind of dumping car loam cake on-off system, and it can prevent that blanking, elimination airborne dust and loam cake floor area behind complete opening are little.

To achieve these goals, technical solution of the present utility model is: a kind of dumping car loam cake on-off system, it is characterized in that: comprise engine installation, driving device and obturator, described engine installation comprises first, two hydraulic rams and modulated pressure oil cylinder control part working, driving device comprises first, two chains, pull bar and first, two sprocket shafts, obturator comprises first, two loam cakes, first, two side plates, first, two universal driving shaft pipes and first, two lift arm groups, described first chain is installed on first sprocket shaft, one end of described first hydraulic ram connects the first chain end on the first sprocket shaft top by bearing pin, described second chain is installed on second sprocket shaft, one end of described second hydraulic ram connects the second chain end of the second sprocket shaft bottom by bearing pin, described first, the two chain other ends are connected to the two ends of pull bar by bearing pin, described first, one end of two sprocket shafts welds first respectively, two universal driving shaft pipes, described first, vertical respectively welding first on the two universal driving shaft pipes, two lift arm groups, described first, two lift arm groups are respectively by two first, two lift arms are formed, described first, the other end of two lift arms is articulated in first by bearing pin respectively, cover on two, described first, two loam cakes bottom is respectively by bearing pin and first, two side plates are hinged, and described first, the other end of two side plates is hinged by bearing pin and railway carriage side plate respectively.

The utility model dumping car loam cake on-off system, wherein said first and second hydraulic ram is installed on the left and right sides of railway carriage header board respectively, described first and second sprocket shaft be installed on the railway carriage header board about portion.

The utility model dumping car loam cake on-off system, wherein said pull bar is the adjustable length pull bar.

The utility model dumping car loam cake on-off system, wherein said first and second hydraulic ram rear end is equipped with breathing valve.

The utility model dumping car loam cake on-off system, wherein said control part is a storage battery.

After adopting such scheme, the utility model dumping car loam cake on-off system is converted into hydraulic pressure by engine installation with electric energy can and can be converted into power to driving device with hydraulic pressure, driving device is torque to obturator by mechanism conversion with power conversion, obturator is realized the loam cake folding under torque, hermetic unit is in the complete opening state when the dumping car handling goods, loam cake is turned to parallel with the railway carriage side plate and is close together, its floor area is little, and does not influence the normal charge and discharge operations of vehicle; When vehicle was in motoring condition, loam cake was in closure state, and obturator can be enclosed in the railway carriage materials inside in the container by actv. under this state, prevented that material from dropping and eliminating the purpose of airborne dust thereby play.

Description of drawings

Fig. 1 is the closure state front view of the utility model dumping car loam cake on-off system;

Fig. 2 is the opening front view of the utility model dumping car loam cake on-off system;

Fig. 3 is the semi-open running condition reference diagram of the utility model dumping car loam cake on-off system;

Fig. 4 is that the utility model dumping car loam cake on-off system is opened the running condition reference diagram;

Fig. 5 is the closed running condition reference diagram of the utility model dumping car loam cake on-off system.

Below in conjunction with accompanying drawing, the utility model is described further by embodiment;

The specific embodiment

See also Fig. 1 to shown in Figure 5, the utility model dumping car loam cake on-off system comprises engine installation 1, driving device 2 and obturator 3.

Engine installation 1 comprises the storage battery 13 of first hydraulic ram 11, second hydraulic ram 12 and the work of modulated pressure oil cylinder, the rear end of first hydraulic ram 11 and second hydraulic ram 12 is equipped with breathing valve, first hydraulic ram 11 and second hydraulic ram 12 are installed on the left and right sides of railway carriage header board respectively;

Driving device 2 comprises first chain 21, second chain 22, length-adjustable pull bar 23, first sprocket shaft 24 and second sprocket shaft;

Obturator 3 comprises that first loam cake 31, second loam cake 32, first side plate 33, second side plate 34, the first interlock central siphon 35, the second interlock central siphon 36, the first lift arm group 37 and the second lift arm group, 38, the first lift arm groups 37 and the second lift arm group 38 be made up of two lift arms 371 and two second lift arms 381 respectively.

First sprocket shaft 24 and second sprocket shaft 25 all be installed on the railway carriage header board about portion.First chain 21 is installed on first sprocket shaft 24, one end of first hydraulic ram 11 connects first chain, 21 ends on first sprocket shaft, 24 tops by bearing pin, second chain 22 is installed on second sprocket shaft 25, one end of second hydraulic ram 12 connects second chain, 22 ends of second sprocket shaft, 25 bottoms by bearing pin, the other end of first chain 21 and second chain 22 is connected to the two ends of pull bar 23 by bearing pin, one end of first sprocket shaft 24 and second sprocket shaft 25 welds the first interlock central siphon 35 and the second interlock central siphon 36 respectively, distinguish two first lift arms 371 of vertical welding and two second lift arms 381 on the first interlock central siphon 35 and the second interlock central siphon 36, the other end of first lift arm 371 and second lift arm 381 is articulated on first loam cake 31 and second loam cake 32 by bearing pin respectively, first loam cake 31 and second loam cake, 32 bottoms are hinged by bearing pin and first side plate 33 and second side plate 34 respectively, and the other end of first side plate 33 and second side plate 34 is hinged by bearing pin and railway carriage side plate respectively.

In conjunction with Fig. 1 and shown in Figure 5, storage battery 13 drives first hydraulic ram 11 high-pressure and hydraulic oil is provided during work, first hydraulic ram 11 promotes the cylinder bar and does straight-line motion and spur 21 actions of first chain under the high pressure oil effect, because cylinder lever connecting rod 23 between first chain 21 and second chain 22, therefore spurring first sprocket shaft 24 during 21 actions of first chain does and clockwise rotates, second sprocket shaft 25 is done and is rotated counterclockwise, first sprocket shaft 24 and second sprocket shaft 25 drive first lift arm 371 when rotating and second lift arm 381 rotates, thereby drive first loam cake 31 and second loam cake 32 is done closed action.

In conjunction with Fig. 2, Fig. 3 and shown in Figure 4, when driving second hydraulic ram 12, storage battery 13 provides high-pressure and hydraulic oil, second hydraulic ram 12 promotes the cylinder bar and does straight-line motion and spur 22 actions of second chain under the high pressure oil effect, because cylinder lever connecting rod 23 between second chain 22 and first chain 21, therefore spurring second sprocket shaft 25 during 22 actions of second chain does and clockwise rotates, first sprocket shaft 24 is done and is rotated counterclockwise, first sprocket shaft 24 and second sprocket shaft 25 drive first lift arm 371 when rotating and second lift arm 381 rotates, thereby drive first loam cake 31 and second loam cake 32 is done breakdown action.

The obturator 3 of the utility model dumping car loam cake on-off system can folding, when the loading and unloading material, first loam cake 31 and second loam cake 32 of obturator 3 can be opened, first loam cake 31 is close together with rotating to the parallel place of railway carriage side plate and with side plate after second loam cake 32 is opened, area occupied is very little, and realize freely loading and unloading of goods, can not influence the normal use of vehicle; And realize electricity, the automation of hydraulic control system can reducing labor intensity of operating personnel significantly by engine installation 1, increase work efficiency; And obturator 3 is after being in air-tight state, and the hydraulic oil in first hydraulic ram 11 and second hydraulic ram 12 is in closed state, can provide locking power to mechanism, guarantees the obturation effect of obturator.

Above-described embodiment is described preferred implementation of the present utility model; be not that scope of the present utility model is limited; under the prerequisite that does not break away from the utility model design spirit; various distortion and improvement that the common engineering staff in this area make the technical solution of the utility model all should fall in the definite protection domain of claims of the present utility model.

Claims

1. dumping car loam cake on-off system, it is characterized in that: comprise engine installation (1), driving device (2) and obturator (3), described engine installation (1) comprises first, two hydraulic rams (11,12) and modulated pressure oil cylinder control part working (13), driving device (2) comprises first, two chains (21,22), pull bar (23) and first, two sprocket shafts (24,25), obturator (3) comprises first, two loam cakes (31,32), first, two side plates (33,34), first, two universal driving shaft pipes (35,36) and first, two lift arm groups (37,38), described first chain (21) is installed on first sprocket shaft (24), one end of described first hydraulic ram (11) connects first chain (21) end on first sprocket shaft (24) top by bearing pin, described second chain (22) is installed on second sprocket shaft (25), one end of described second hydraulic ram (12) connects second chain (22) end of second sprocket shaft (25) bottom by bearing pin, described first, two chains (21,22) other end is connected to the two ends of pull bar (23) by bearing pin, described first, two sprocket shafts (24,25) a end welds first respectively, two universal driving shaft pipes (35,36), described first, two universal driving shaft pipes (35,36) go up vertical respectively welding first, two lift arm groups (37,38), described first, two lift arm groups (37,38) respectively by two first, two lift arms (371,381) form, described first, two lift arms (371,381) the other end is articulated in first by bearing pin respectively, two loam cakes (31,32) on, described first, two loam cakes (31,32) bottom is respectively by bearing pin and first, two side plates (33,34) hinged, described first, the other end of two side plates (33,34) is hinged by bearing pin and railway carriage side plate respectively.

2. dumping car loam cake on-off system as claimed in claim 1 is characterized in that: described first and second hydraulic ram (11,12) is installed on the left and right sides of railway carriage header board respectively, described first and second sprocket shaft (24,25) be installed on the railway carriage header board about portion.

3. dumping car loam cake on-off system as claimed in claim 2 is characterized in that: described pull bar (23) is the adjustable length pull bar.

4. dumping car loam cake on-off system as claimed in claim 3 is characterized in that: described first and second hydraulic ram (11,12) rear end is equipped with breathing valve.

5. dumping car loam cake on-off system as claimed in claim 4 is characterized in that: described control part (13) is a storage battery.