Push shovel device and loader

Abstract

The utility model relates to working accessories, in order to solve the problem that an existing loader pushes loose materials to a high position, the utility model provides a push shovel device and a loader, and the push shovel device comprises a base, a lengthened arm and a push shovel. A hinge seat is arranged at the rear part of the base; the rear end of the extension arm is fixedly connected to the front side surface of the base; a plurality of push shovel connecting plates are arranged on the rear side face of the push shovel, a long hole with the length direction in the vertical direction is formed in each push shovel connecting plate, push shovel connecting bases matched with the push shovel connecting plates are arranged at the front end of the extension arm, and pin shafts with the axial direction in the left-right direction are fixedly installed on the push shovel connecting bases. The pin shaft penetrates through a long hole in the push shovel connecting plate and is connected with the push shovel connecting plate in an up-down floating mode. In the push shovel device, the extension arm between the push shovel and the base can increase the height of pushed materials, the floating connection between the push shovel and the extension arm reduces the impact on the extension arm when the push shovel impacts the ground in the descending process, and structural parts are protected.

Description

Technical Field

[0001] The utility model relates to a working attachment, more specifically, to a shovel device for a loader and the loader. Background Art

[0002] The loader can perform operations in different working conditions by replacing and installing different attachments. When it performs bulk material stacking operations in a bulk material warehouse or yard, the attachment it uses is usually a bulldozer.

[0003] The dozer blade is installed at the front end of the boom. The height to which the material is pushed depends mainly on the unloading height of the loader. The unloading height of the loader depends mainly on the length of the boom. Once the loader is designed and finalized, its unloading height is fixed and cannot be changed significantly.

[0004] The existing wheel loader bulldozer method cannot climb onto the pile due to the weight of the loader, and can only operate on the side of the pile. At the same time, due to the length of the working device, the stacking height is limited and cannot meet the stacking requirements. Utility Model Content

[0005] The technical problem to be solved by the utility model is that the existing loader pushes the loose materials to a higher position, and provides a shovel device for the loader and the loader.

[0006] The technical solution of the utility model to achieve its purpose is as follows: construct a bulldozer device for a loader, which includes:

[0007] A base, the rear of which is provided with an articulated seat for connecting with the loader boom and the bucket pull rod;

[0008] An extension arm, the rear end of which is fixedly connected to the front side of the base;

[0009] The bulldozer shovel has a rear side surface provided with a plurality of bulldozer shovel connecting plates arranged vertically at intervals in the left-right direction, each bulldozer shovel connecting plate is provided with a long hole whose length direction is in the up-and-down direction, the front end of the extended arm is provided with a bulldozer connecting seat matching with the bulldozer shovel connecting plate, the bulldozer connecting seat is fixedly installed with a pin shaft whose axial direction is in the left-and-right direction, the pin shaft passes through the long hole on the bulldozer shovel connecting plate and is connected to the bulldozer shovel connecting plate in an up-and-down floating manner.

[0010] In the push shovel device of the utility model, there are at least two push shovel connecting plates, and each push shovel connecting plate is provided with at least two long holes spaced apart from each other.

[0011] In the bulldozer device of the utility model, the rear side surface of the bulldozer blade plate is provided with a bulldozer upper crossbeam and a bulldozer lower crossbeam which are arranged in parallel with each other at upper and lower intervals, and a plurality of bulldozer vertical beams which are arranged at intervals on the left and right and whose upper and lower ends are correspondingly welded to the bulldozer upper crossbeam and the bulldozer lower crossbeam. The upper and lower ends of the bulldozer connecting plate are correspondingly welded to the bulldozer upper crossbeam and the bulldozer lower crossbeam.

[0012] In the push shovel device of the utility model, the push shovel connecting seat is in a groove shape, each push shovel connecting plate is located in the groove corresponding to the push shovel connecting seat, and both ends of each pin shaft are fixedly connected to the corresponding push shovel connecting seat.

[0013] In the push-shovel device of the utility model, the extended arm includes a rear section arm whose rear end is fixedly connected to the base and a front section arm arranged at the front end of the rear section arm; the front end surface of the rear section arm is square; the front section arm is a trapezoidal table, and the size of the front end in the left-right direction is larger than the size of the rear end in the left-right direction; the push-shovel connecting seat is arranged at the front end of the front section arm; the rear end of the front section arm is fixedly connected to the front end of the rear section arm.

[0014] In the push shovel device of the utility model, the front arm comprises four side columns, four rear end connecting rods connected end to end to form a square frame and welded to the rear ends of the side columns, and four front end connecting rods connected end to end to form a square frame and welded to the front ends of the side columns.

[0015] In the push shovel device of the utility model, the push shovel connecting seats located on the far left and far right are correspondingly welded to the front side surfaces of the front end connecting rods on the left and right sides, and the upper and lower ends of the push shovel connecting seats are correspondingly welded to the front end connecting rods on the upper and lower sides.

[0016] In the push-shovel device of the utility model, the rear arm includes four longitudinal beams which are parallel to each other and arranged at the four corners of a rectangle, four front connecting rods which are connected end to end to form a square frame and are welded to the front ends of each longitudinal beam, and a plurality of rear connecting rods which are arranged at intervals along the length direction of the longitudinal beams behind the front connecting rods and are welded to two adjacent longitudinal beams at both ends; the rear end of each longitudinal beam is welded to the base; the front connecting rod and the rear connecting rod are fixedly connected by bolts.

[0017] In the push-shovel device of the utility model, the base also includes a base plate and two base cross beams fixed to the rear side of the base plate, and the hinged seat is arranged on the rear side of the base plate; the two base cross beams are arranged in parallel and spaced apart up and down, and the base plate and each of the base cross beams are provided with connecting holes for inserting and welding the rear ends of the corresponding longitudinal beams.

[0018] The technical solution of the utility model to achieve its purpose is as follows: construct a loader, which has the above-mentioned bulldozer device.

[0019] Compared with the prior art, in the utility model, an extension arm is provided between the push shovel and the base, which can increase the height to which the material is pushed. The push shovel and the extension arm are floatingly connected in the up and down directions, which reduces the impact of the extension arm on the push shovel when it hits the ground during the lowering process, thereby protecting the structural parts. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a top view of the push shovel device of the utility model.

[0021] Figure 2 It is the first axonometric view of the push shovel device of the utility model.

[0022] Figure 3 It is the second axonometric view of the push shovel device of the utility model.

[0023] Figure 4 The utility model is a schematic diagram of the structure of the push shovel in the push shovel device.

[0024] Parts names and serial numbers in the figure:

[0025] A bulldozer 1, a blade plate 11, an upper bulldozer beam 12, a lower bulldozer beam 13, a bulldozer vertical beam 14, a bulldozer connecting plate 15, and a long hole 16.

[0026] Base 2, hinged base 20, base plate 21, boom hinged base 22, bucket tie rod hinged base 23, base upper crossbeam 24, base lower crossbeam 25, connecting hole 26.

[0027] Extension arm 3, front arm 4, rear arm 6.

[0028] Side rib column 41, rear end connecting rod 42, front end connecting rod 43, front end upper connecting rod 431, front end lower connecting rod 432, front end left connecting rod 433, front end right connecting rod 434, push shovel connecting seat 44, left push shovel connecting seat 441, right push shovel connecting seat 442

[0029] Longitudinal beam 61 , front link 62 , rear link 63 .

[0030] Pin 7. DETAILED DESCRIPTION

[0031] The specific implementation scheme is described below with reference to the accompanying drawings.

[0032] like Figure 1 As shown, the bulldozer device in this embodiment is used for a loader, and comprises a base 2, an extended arm 3 and a bulldozer 1.

[0033] An articulated seat 20 for connecting with the loader boom and bucket tie rod is arranged at the rear of the base 2.

[0034] The rear end of the extension arm 3 is fixedly connected to the front side of the base 2 .

[0035] The rear side of the bulldozer 1 is provided with a plurality of bulldozer connecting plates 15 which are arranged vertically and spaced apart in the left-right direction. Each bulldozer connecting plate 15 is provided with a long hole 16 whose length direction is in the up-down direction. The front end of the extension arm 3 is provided with a bulldozer connecting seat 44 which is matched with the bulldozer connecting plate 15. A pin shaft 7 whose axial direction is in the left-right direction is fixedly installed on the bulldozer connecting seat 44. The pin shaft 7 passes through the long hole 16 on the bulldozer connecting plate 15 and is connected to the bulldozer connecting plate 15 in an up-down floating manner.

[0036] In this embodiment, the distance between the dozer 1 and the base 2 is lengthened by the extension arm 3, so that the height to which the bulk material can be pushed when the dozer device pushes the bulk material is increased. The dozer 1 and the extension arm 3 are connected in an up-and-down floating manner, and the dozer 1 can move up and down relative to the extension arm 3 within a certain range. When the dozer 1 moves downward and touches the ground, a buffer is provided to reduce the impact of the dozer 1 on the extension arm 3.

[0037] There are at least two bulldozer connecting plates 15, and each bulldozer connecting plate 15 is provided with at least two long holes 16 arranged at intervals up and down. A preferred embodiment is that the bulldozer connecting plates 15 are two pieces, and each bulldozer connecting plate 15 is provided with two long holes 16, such as Figure 4 shown.

[0038] like Figure 4 As shown, the rear side of the blade plate 11 of the bulldozer 1 is provided with a bulldozer upper cross beam 12 and a bulldozer lower cross beam 13 arranged in parallel with each other at intervals, a plurality of bulldozer vertical beams 14 arranged at intervals on the left and right and welded to the bulldozer upper cross beam 12 and the bulldozer lower cross beam 13 at the upper and lower ends, and a bulldozer connecting plate 15 is welded to the bulldozer upper cross beam 12 and the bulldozer lower cross beam 13 at the upper and lower ends. The bulldozer upper cross beam 12, the bulldozer lower cross beam 13, and the bulldozer vertical beam 14 constitute the skeleton of the bulldozer 1 to enhance its strength.

[0039] like Figure 1 Figure 3 As shown, the dozer blade connecting seat 44 is groove-shaped, the dozer blade connecting plate 15 is located in the groove of the corresponding dozer blade connecting seat 44, both ends of each pin shaft 7 are fixedly connected to the corresponding dozer blade connecting seat 44, and the dozer blade connecting plate 15 can move up and down within a certain range in the groove of the dozer blade connecting seat 44.

[0040] like Figure 1 As shown, the extended arm 3 includes a rear arm 6 whose rear end is fixedly connected to the base 2 and a front arm 4 arranged at the front end of the rear arm 6; the front end surface of the rear arm 6 is square; the front arm 4 is a trapezoidal table, and the size of its front end in the left-right direction is larger than the size of its rear end in the left-right direction; the bulldozer connecting seat 44 is arranged at the front end of the front arm 4; the rear end of the front arm 4 is fixedly connected to the front end of the rear arm 6.

[0041] like Figure 3As shown, the front arm 4 includes four side columns 41, four rear end connecting rods 42 connected end to end to form a square frame and welded to the rear ends of each side column 41, and four front end connecting rods 43 connected end to end to form a square frame and welded to the front ends of the side columns 41.

[0042] The front end connecting rod 43 includes a front end upper connecting rod 431, a front end lower connecting rod 432, a front end left connecting rod 433, and a front end right connecting rod 434, which are connected in sequence from head to tail. The left bulldozer connecting seat 441 located on the left side is welded to the front side of the front end left connecting rod 433 on the left side, and the right bulldozer connecting seat 442 located on the right side is welded to the front side of the front end right connecting rod 434 on the right side, and the upper ends of the left bulldozer connecting seat 441 and the right bulldozer connecting seat 442 are welded to the upper front end upper connecting rod 431, and the lower ends of the left bulldozer connecting seat 441 and the right bulldozer connecting seat 442 are welded to the lower front end lower connecting rod 432 on the lower side.

[0043] like Figure 2 As shown, the rear arm 6 includes four longitudinal beams 61 which are parallel to each other and arranged at the four corners of a rectangle, four front connecting rods 62 which are connected end to end to form a square frame and welded to the front ends of each longitudinal beam, and multiple rear connecting rods 63 which are arranged at intervals along the length direction of the longitudinal beams 61 behind the front connecting rods 62 and welded to the two adjacent longitudinal beams 61 at both ends; the rear end of each longitudinal beam 61 is welded to the base 2; the front connecting rod 62 and the rear end connecting rod 42 are fixedly connected by bolts.

[0044] like Figure 3 As shown, the base 2 also includes a base plate 21 and two base crossbeams fixed to the rear side of the base plate 21, and the articulated seat 20 is arranged on the rear side of the base plate. The articulated seat 20 includes a boom articulated seat 22 located on both sides and a bucket tie rod articulated seat 23 arranged in the middle, which are used to connect the boom and the bucket tie rod respectively. The two base crossbeams are a base upper crossbeam 24 and a base lower crossbeam 25, and the base upper crossbeam 24 and the base lower crossbeam 25 are arranged parallel and spaced up and down. The base upper crossbeam 24, the base lower crossbeam 25 and the base plate 21 are provided with connection holes 26 for inserting and welding the rear ends of the four longitudinal beams 61. The rear ends of the longitudinal beams 61 are inserted into the corresponding connection holes 26 and welded to increase the length of the adaptation between the longitudinal beams 61 and the base 2 and weld them, thereby increasing the connection strength between the rear section arm 6 and the base 2.

[0045] This embodiment also provides a loader having the aforementioned bulldozer device.

[0046] In this embodiment, there is an extension arm 3 between the dozer 1 and the base 2, which can increase the height to which the material is pushed. The dozer 1 and the extension arm are floatingly connected in the up and down directions, which reduces the impact of the extension arm on the dozer when it hits the ground during the lowering process and protects the structural parts.

Claims

1. A dozer device for a loader, characterized in that: include: A base, the rear of which is provided with an articulated seat for connecting with the loader boom and the bucket pull rod; An extension arm, the rear end of which is fixedly connected to the front side of the base; A bulldozer shovel is provided on its rear side with a plurality of bulldozer shovel connecting plates arranged vertically and spaced apart in the left-right direction, each bulldozer shovel connecting plate is provided with a long hole whose length direction is in the up-and-down direction, a bulldozer connecting seat matched with the bulldozer shovel connecting plate is provided at the front end of the extension arm, a pin shaft whose axial direction is in the left-and-right direction is fixedly installed on the bulldozer shovel connecting seat, and the pin shaft passes through the long hole on the bulldozer shovel connecting plate and is connected to the bulldozer shovel connecting plate in an up-and-down floating manner.

2. The dozer device according to claim 1, characterized in that: There are at least two dozer blade connecting plates, and each dozer blade connecting plate is provided with at least two long holes spaced apart from each other.

3. The dozer device according to claim 2, characterized in that: The rear side of the bulldozer blade plate is provided with a bulldozer upper crossbeam and a bulldozer lower crossbeam arranged in parallel with upper and lower intervals, and a plurality of bulldozer vertical beams arranged with intervals on the left and right and welded to the bulldozer upper crossbeam and the bulldozer lower crossbeam at upper and lower ends; the upper and lower ends of the bulldozer connecting plate are welded to the bulldozer upper crossbeam and the bulldozer lower crossbeam at upper and lower ends.

4. The dozer device according to any one of claims 1 to 3, characterized in that: The push blade connection seat is in a groove shape, each push blade connection plate is located in the groove corresponding to the push blade connection seat, and both ends of each pin shaft are fixedly connected to the corresponding push blade connection seat.

5. The dozer device according to any one of claims 1 to 3, characterized in that: The extended arm includes a rear section arm whose rear end is fixedly connected to the base and a front section arm arranged at the front end of the rear section arm; the front end surface of the rear section arm is square; the front section arm is a trapezoidal table, and the size of the front end in the left and right direction is larger than the size of the rear end in the left and right direction; the bulldozer connecting seat is arranged at the front end of the front section arm; the rear end of the front section arm is fixedly connected to the front end of the rear section arm.

6. The dozer device according to claim 5, characterized in that: The front arm includes four side columns, four rear end connecting rods connected end to end to form a square frame and welded to the rear end of each side column, and four front end connecting rods connected end to end to form a square frame and welded to the front end of each side column.

7. The dozer device according to claim 6, characterized in that: The push blade connection seats located on the far left and far right are correspondingly welded to the front side surfaces of the front end connecting rods on the left and right sides, and the upper and lower ends of the push blade connection seats are correspondingly welded to the front end connecting rods on the upper and lower sides.

8. The dozer device according to claim 6, characterized in that: The rear section arm includes four longitudinal beams which are parallel to each other and arranged at the four corners of a rectangle, four front connecting rods which are connected end to end to form a square frame and welded to the front end of each longitudinal beam, and a plurality of rear connecting rods which are arranged at intervals along the length direction of the longitudinal beams behind the front connecting rods and welded to two adjacent longitudinal beams at both ends; the rear end of each longitudinal beam is welded to the base; the front connecting rod and the rear connecting rod are fixedly connected by bolts.

9. The dozer device according to claim 8, characterized in that: The base also includes a base plate and two base beams fixed to the rear side of the base plate, and the hinge seat is arranged on the rear side of the base plate; the two base beams are arranged in parallel and spaced apart up and down, and the base plate and each base beam are provided with connecting holes for inserting and welding the rear end of the corresponding longitudinal beam.

10. A loader, characterized in that: A dozer device according to any one of claims 1 to 9.

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