CN201604560U

CN201604560U - Double-hinge overturning opening device for rear door of dump car

Info

Publication number: CN201604560U
Application number: CN2009202994815U
Authority: CN
Inventors: 段超飞; 陈世周; 吴晨霞; 陶社俊
Original assignee: ANHUI XINGMA AUTOMOBILE Co Ltd
Current assignee: ANHUI XINGMA AUTOMOBILE Co Ltd
Priority date: 2009-12-21
Filing date: 2009-12-21
Publication date: 2010-10-13
Anticipated expiration: 2019-12-21

Abstract

The utility model relates to a double-hinge overturning opening device for a rear door of a dump car, belonging to the dump cars. The double-hinge overturning opening device is characterized in that a rectangular fixed plate is vertically arranged, and the bottom thereof is welded with a bottom plate I so as to be correspondingly welded on the top of the carriage plate of the dump car; the right part of the fixed plate is provided with overturning plates; the two overturning plates are vertically arranged at intervals from front to back and welded on a same bottom plate II; the long lug plate parts and the right upper parts of the front overturning plate and the back overturning plate are respectively and symmetrically provided with a left shaft hole and a right shaft hole; the right part of the fixed plate is plugged between the long lug plates of the front overturning plate and the back overturning plate and is penetrated with a left overturning shaft to form a left hinge; the leftward horizontal lug plate of a hanging plate is inserted in the right upper part between the front and the back overturning plate and is penetrated with a right overturning shaft to form a right hinge; the overturning plates are provided with check blocks to prevent the rotation of the left overturning shaft and the right overturning shaft; the vertical plate of the hanging plate is welded with the side surface of one end of the dump car rear door; and by utilizing the left overturning shaft and the right overturning shaft on the overturning plates, the double-hinge overturning opening device realizes the opening of the dump car rear door for two times, protects the rear door while increasing the opening angle, and is more suitable for the diversity of goods loaded by the dump car.

Description

The self dumping lorory back door jack double-strand chain device that is flipped open

Technical field

The utility model belongs to dumping car, especially relates to the device that is flipped open of self dumping lorory back door jack.

Background technology

Simple chain is adopted in being flipped open of existing dumping car (self lighting type tip lorry) back door mostly, link plate promptly is welded respectively in the both sides of self dumping lorory back door jack, and the adapter plate that is welded respectively at the top, rear end of two side carriage plates of tipping bucket (being loading space), each link plate is corresponding hinged with bearing pin with adapter plate, when unloading goods, hydraulic ram jacking tipping bucket, simple chain link plate center on the axle rotation on the adapter plate and open the back door, can unload, but because the variety of dumping car lade and the complexity of applying working condition; When unloading bulk solid or clay etc., the alluvial of goods regular meeting the phenomenon that goods blocks the back door occurs at the place, back door, and pull unloading this moment again, is easy to squeeze bad back door or stretch bending, break link plate, and dumping car can't normally be used.

Summary of the invention

The purpose of this utility model provides a kind of self dumping lorory back door jack double-strand chain device that is flipped open; increase the angle that self dumping lorory back door jack is opened effectively; the protection back door; exempt to be extruded damage; increase the service life; simultaneously, make dumping car more adapt to the variety of lade, improve the work efficiency and the degree of utilization of dumping car.

The purpose of this utility model is achieved like this: a kind of self dumping lorory back door jack double-strand chain device that is flipped open, comprise back door and link plate, link plate is the steel plate cutting member, by the riser of underlying with become with it 90 ° of angles on the horizontal otic placode of left-hand put form, offer axis hole and equipped axle sleeve in the left part of the horizontal otic placode of left-hand, (illustrate: device is installed in respectively between the top of the horizontal side, two ends of self dumping lorory back door jack and dumping car tipping bucket two side carriage plates symmetrically because this back door double-strand chain is flipped open, not only be symmetrical arranged but structure identical, device is described so existing double-strand chain with self dumping lorory back door jack one side is flipped open) it is characterized in that: this self dumping lorory back door jack double-strand chain is flipped open device mainly by adapter plate, returning face plate (being portable plate), link plate, axle sleeve, block, left side trip shaft and right trip shaft are formed, adapter plate is rectangular, adapter plate the is perpendicular base plate I that puts and be welded in its bottom, when installing and the railway carriage or compartment plate welded top of dumping car tipping bucket, increase contact surface, improve stressing conditions, offer axis hole I on the top of adapter plate, and in axis hole I, axle sleeve is installed; Right part at adapter plate is installed returning face plate, the right part of this returning face plate is rectangular and left part is that lower side is to upper left oblique screech owl plate, vertically be provided with at interval before and after two returning face plates are and be welded on same base plate II, the uniform reinforcement gusset that is welded of lower part between two returning face plates in front and back, to strengthen globality and intensity, the screech owl board of two returning face plates is offered left axis hole symmetrically in front and back, and the upper right quarter of two returning face plates is offered right axis hole symmetrically in front and back; Between the screech owl plate with the returning face plate of setting before and after the right part plug-in mounting of adapter plate, and install the shouldered left trip shaft of front end in the left axis hole on the screech owl plate of axle sleeve on adapter plate and front and back returning face plate, form left hinge, and with the upper right quarter between the returning face plate before and after the horizontal otic placode reeve of the left-hand of link plate, and install the shouldered right trip shaft of front end in the right axis hole on axle sleeve on the link plate left part and the front and back returning face plate, form right hinge, on a left side, perforate respectively and install packing ring on the back external part section of right trip shaft, spring cotter is with spacing, and cut out the seam plane respectively in the bottom of the convex shoulder of left trip shaft and right trip shaft, corresponding to each seam plane, block is installed respectively on returning face plate, to prevent that left trip shaft and right trip shaft from rotating, in addition, in the axial centre blind hole of all offering threaded mouthful on the left trip shaft and on the right trip shaft from the convex shoulder end, all offer simultaneously the radial hole that communicates with the axial centre blind hole to form oil duct in the stage casing of left trip shaft and right trip shaft, spinning zerk in each axial centre blind hole, to beat the lubricating grease lubricative axle sleeve, increase the service life, improve operating mode; The riser of link plate is welded mutually with an end side surface of self dumping lorory back door jack, and with the corresponding welding in top of base plate I with the railway carriage or compartment plate of the dumping car of homonymy of adapter plate, base plate II then support in the top ends of railway carriage or compartment plate.

During use, utilize the left and right trip shaft on the returning face plate, can realize opening self dumping lorory back door jack twice, when cargo-carring goods is handstone or sand etc., normally the link plate band the right trip shaft of back door on the returning face plate and is rotated, and opens the back door, and left hinge is hinged and do not work; When unloading bulk solid or clay; the squeese pressure that the back door is subjected to is excessive; left hinge on the returning face plate is just opened automatically; be that rotate around left trip shaft together at returning face plate and link plate and back door; when increasing the back door open angle; also protected the back door, exempted to be extruded distortion, double-strand chain switching mechanism device more adapts to the variety of dumping car lade.

The self dumping lorory back door jack double-strand chain that the utility model the proposed device that is flipped open, rational in infrastructure, safe and reliable; both protected the back door, exempted to be extruded damage, increased the service life; simultaneously, make dumping car more adapt to the variety of lade again, improved the work efficiency and the degree of utilization of dumping car.。

Now in conjunction with the accompanying drawings and embodiments the self dumping lorory back door jack double-strand chain that the utility model the proposed device that is flipped open is further described.

Description of drawings

Fig. 1 is that the be flipped open master of device of self dumping lorory back door jack double-strand chain that the utility model proposes looks scheme drawing.

Fig. 2 is the A-A generalized section of Fig. 1.

Among Fig. 1, Fig. 2: 1, adapter plate 2, returning face plate 3, base plate II 4, link plate 5, back door 6, axle sleeve 7, left trip shaft 8, right trip shaft 9, reinforcement gusset 10, block 11, spring cotter 12, zerk 13, railway carriage or compartment plate 14, base plate I 15, packing ring

The specific embodiment

From Fig. 1, among Fig. 2 as can be seen: a kind of self dumping lorory back door jack double-strand chain device that is flipped open, comprise back door 5 and link plate 4, link plate 4 is the steel plate cutting member, by the riser of underlying with become with it 90 ° of angles on the horizontal otic placode of left-hand put form, offer axis hole and equipped axle sleeve in the left part of the horizontal otic placode of left-hand, (illustrate: device is installed in respectively between the top of railway carriage or compartment plate 13 of the horizontal side, two ends of self dumping lorory back door jack 5 and dumping car tipping bucket both sides symmetrically because this back door double-strand chain is flipped open, not only be symmetrical arranged but structure identical, device is described so existing double-strand chain with self dumping lorory back door jack 5 one sides is flipped open) it is characterized in that: this self dumping lorory back door jack double-strand chain is flipped open device mainly by adapter plate 1, returning face plate 2 (being portable plate), link plate 4, axle sleeve 6, block 10, left side trip shaft 7 and right trip shaft 8 are formed, adapter plate 1 is rectangular, adapter plate 1 the is perpendicular base plate I 14 that puts and be welded in its bottom, when installing and railway carriage or compartment plate 13 welded top of dumping car tipping bucket, increase contact surface, improve stressing conditions, offer axis hole I on the top of adapter plate 1, and in axis hole I, axle sleeve 6 is installed; Right part at adapter plate 1 is installed returning face plate 2, the right part of this returning face plate 2 is rectangular and left part is that lower side is to upper left oblique screech owl plate, vertically be provided with at interval before and after two returning face plates 2 are and be welded on same base plate II 3, uniform being welded of lower part between two returning face plates 2 in front and back strengthened gusset 9, to strengthen globality and intensity, the screech owl board of two returning face plates 2 is offered left axis hole symmetrically in front and back, and the upper right quarter of two returning face plates 2 is offered right axis hole symmetrically in front and back; Between the screech owl plate with the returning face plate 2 of setting before and after the right part plug-in mounting of adapter plate 1, and install the shouldered left trip shaft 7 of front end in the left axis hole on the screech owl plate of axle sleeve on adapter plate 16 and front and back returning face plate 2, form left hinge, and with the upper right quarter between the returning face plate 2 before and after the horizontal otic placode reeve of the left-hand of link plate 4, and install the shouldered right trip shaft 8 of front end in axle sleeve on link plate 4 left parts and the right axis hole on the front and back returning face plate 2, form right hinge, on a left side, right trip shaft 7, perforate respectively and install packing ring 15 on 8 the back external part section, spring cotter 11 is with spacing, and cut out the seam plane respectively in the bottom of the convex shoulder of left trip shaft 7 and right trip shaft 8, corresponding to each seam plane, block 10 is installed respectively on returning face plate 2, to prevent that left trip shaft 7 and right trip shaft 8 from rotating, in addition, in the axial centre blind hole of all offering threaded mouthful on the left trip shaft 7 and on the right trip shaft 8 from the convex shoulder end, all offer simultaneously the radial hole that communicates with the axial centre blind hole to form oil duct in the stage casing of left trip shaft 7 and right trip shaft 8, spinning zerk 12 in each axial centre blind hole, to beat lubricating grease lubricative axle sleeve 6, increase the service life, improve operating mode; The riser of link plate 4 is welded mutually with an end side surface of self dumping lorory back door jack 5, and with the corresponding welding in top of base plate I 14 with the same side carriage plate 13 of dumping car of

adapter plate

1,3 supports of base plate II are in the top ends of railway carriage or compartment plate 13.

During use, utilize the left and

right trip shaft

7,8 on the returning face plate 2, can realize opening for twice self dumping lorory back door jack 5, when cargo-carring goods is handstone or sand etc., normally link plate 4 rotates around the right trip shaft 8 on the returning face plate 2 with back door 5, opens the back door, and left hinge is hinged and do not work; When unloading bulk solid or clay; the squeese pressure that back door 5 is subjected to is excessive; left hinge on the returning face plate 2 is just opened automatically; be that rotate around left trip shaft 7 together at returning face plate 2 and link plate 4 and back door 5; when increasing back door 5 open angles; also protected back door 5, exempted to be extruded distortion, double-strand chain switching mechanism device more adapts to the variety of dumping car lade.

Claims

1. self dumping lorory back door jack double-strand chain device that is flipped open comprises back door (5) and link plate (4), it is characterized in that:

A, this self dumping lorory back door jack double-strand chain device that is flipped open mainly is made up of adapter plate (1), returning face plate (2), link plate (4), axle sleeve (6), block (10), left trip shaft (7) and right trip shaft (8), adapter plate (1) is rectangular, adapter plate (1) the is perpendicular base plate I (14) that puts and be welded in its bottom, axis hole I is offered on top at adapter plate (1), and axle sleeve (6) is installed in axis hole I;

B, returning face plate (2) is installed at the right part of adapter plate 1, the right part of this returning face plate (2) is rectangular and left part is that lower side is to upper left oblique screech owl plate, vertically be provided with at interval before and after two returning face plates (2) are and be welded on same base plate II (3), uniform being welded of lower part between two returning face plates in front and back (2) strengthened gusset (9), the screech owl board of two returning face plates (2) is offered left axis hole symmetrically in front and back, and the upper right quarter of two returning face plates (2) is offered right axis hole symmetrically in front and back;

C, between the screech owl plate with the returning face plate (2) of setting before and after the right part plug-in mounting of adapter plate (1), and install the shouldered left trip shaft of front end (7) in the left axis hole on the screech owl plate of axle sleeve (6) on adapter plate (1) and front and back returning face plate (2), form left hinge, and with the upper right quarter between the returning face plates (2) before and after the horizontal otic placode reeve of the left-hand of link plate (4), install the shouldered right trip shaft of front end (8) in axle sleeve on link plate (4) left part and the right axis hole on the front and back returning face plate (2), form right hinge, on a left side, right trip shaft (7,8) perforate respectively and install packing ring (15) on the back external part section, spring cotter (11) is with spacing, and cut out the seam plane respectively in the bottom of the convex shoulder of left trip shaft (7) and right trip shaft (8), corresponding to each seam plane, block (10) is installed respectively on returning face plate (2), upward with on the right trip shaft (8) all offer threaded mouthful axial centre blind hole at left trip shaft (7) from the convex shoulder end, all offer simultaneously the radial hole that communicates with the axial centre blind hole with composition oil duct, spinning zerk (12) in each axial centre blind hole in the stage casing of left trip shaft (7) and right trip shaft (8);

D, the riser of link plate (4) is welded mutually with an end side surface of self dumping lorory back door jack (5), and with the corresponding welding in top of base plate I (14) with the railway carriage or compartment plate (13) of the dumping car of homonymy of adapter plate (1), base plate II (3) then support in the top ends of railway carriage or compartment plate (13).