CN220545509U

CN220545509U - Rake with chassis lifting function

Info

Publication number: CN220545509U
Application number: CN202322133877.5U
Authority: CN
Inventors: 李伟伏
Original assignee: Hebei Weituo Agricultural Machinery Manufacturing Co ltd
Current assignee: Hebei Weituo Agricultural Machinery Manufacturing Co ltd
Priority date: 2023-08-09
Filing date: 2023-08-09
Publication date: 2024-03-01
Anticipated expiration: 2033-08-09

Abstract

The utility model discloses a rake with a chassis lifting function, which comprises a frame, wherein a rake mechanism is arranged at the upper part of the frame, travelling wheels are arranged at the bottoms of two sides of the frame, the travelling wheels are respectively arranged at the bottom of the frame through connecting plates, one side of each connecting plate, which is far away from the travelling wheel, is hinged with the frame, a first hydraulic cylinder is arranged on the frame, and the telescopic rod end of the first hydraulic cylinder is rotatably connected with one side, close to the travelling wheels, of the connecting plates. The rake with the chassis lifting function can realize that different terrains are applicable equally, does not need artificial height adjustment, can be adjusted in a certain range, and is convenient for users to use.

Description

Rake with chassis lifting function

Technical Field

The utility model relates to the technical field of agricultural machinery, in particular to a rake with a chassis lifting function.

Background

The rake is an agricultural machine capable of uniformly collecting weeds, straws and the like on the ground in a large area into a long ridge. The purpose of raking is to make the pasture fully dry to be convenient for the collection of hay. The common rake is a traction rake, and the rake is realized by pulling on an agricultural tractor and utilizing the power of the tractor. According to the relation between the direction of the grass strip and the advancing direction of the machine tool, the rake can be divided into two major types of transverse rake and lateral rake, wherein the lateral rake is commonly used as a thumbwheel rake, and the thumbwheel rake is formed by a plurality of thumbwheels which are sleeved on a frame shaft in parallel, has a simple structure and is not provided with a transmission device. During operation, the thumbwheel contacts the ground and rotates by the friction force of the ground, so that grass is raked to one side, and a continuous and orderly grass strip is formed. But current thumbwheel formula rake is equipped with the regulating plate, and the regulating plate has a plurality of through-holes, and current thumbwheel formula rake can only be through adjusting the position change rake dish in the regulating plate and rake the height of dish from ground, can not reach different landing effects according to different plots, and the suitability is relatively poor to must readjust the height when carrying out the new use, need consume a large amount of manpowers, inconvenient use.

Disclosure of Invention

The utility model aims to provide the rake with the chassis lifting function, which can realize that different terrains are applicable as well, does not need artificial height adjustment, can be adjusted in a certain range and is convenient for users to use.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a rake with chassis elevating system, includes the frame, and frame upper portion is equipped with the rake mechanism, and the walking wheel is installed to frame both sides bottom, and the walking wheel is installed in the bottom of frame through the connecting plate respectively, and connecting plate far away walking wheel one side is articulated with the frame to be connected, and is equipped with first hydraulic cylinder in the frame, and first hydraulic cylinder's flexible rod end rotates to be connected and is close to walking wheel one side at the connecting plate.

Preferably, a first through hole is formed in one end, close to the travelling wheel, of the connecting plate, a central shaft is arranged at the central position of the travelling wheel, penetrates through and is fixed in the first through hole, and the central shaft is rotationally connected with the first through hole.

Preferably, first connecting seats are arranged on two sides of the bottom of the frame and are rotationally connected with the same-side connecting plates.

Preferably, a second connecting seat is arranged on the upper surface of the connecting plate near one end of the travelling wheel, a second through hole is arranged on the second connecting seat, a shaft sleeve is arranged at the end part of the telescopic rod of the first hydraulic oil cylinder, a shaft pin is inserted into the shaft sleeve, the shaft pin penetrates through the shaft sleeve and is fixed in the second through hole, shaft holes are formed in the two ends of the shaft pin, and jackscrews are penetrated in the shaft holes; the frame is provided with a third connecting seat, and the first hydraulic cylinder is connected to the third connecting seat.

Preferably, the first connecting seat and the third connecting seat are welded together through a supporting plate, and the supporting plate is fixedly connected with the rack bolt.

Preferably, the rack is fixedly connected with a mounting seat, two sides of the mounting seat are respectively connected with a second hydraulic cylinder, two ends of the rack are respectively hinged with a rotating arm, and the telescopic rods of the second hydraulic cylinders are respectively connected with the rotating arms at the end parts of the rack on the same side.

Preferably, a plurality of fixing plates are arranged between the frame and the rotating arm, and the fixing plates are connected through head and tail bolts.

Preferably, the screw joint has the rake on the swinging boom, the rake includes the support arm, evenly be equipped with a plurality of connecting rods on the support arm, be equipped with the rake dish on the connecting rod.

Preferably, a first reinforcing rod, a second reinforcing rod and a third reinforcing rod are connected between the supporting arm and the rotating arm, the first reinforcing rod and the second reinforcing rod are connected to the inner side of the rotating arm, and the third reinforcing rod is connected to the outer side of the rotating arm.

Preferably, the frame is also connected with a trailer rod, the trailer rod is connected with an external traction vehicle, and a fourth reinforcing rod is arranged between the trailer rod and the frame; the first hydraulic oil cylinder and the second hydraulic oil cylinder are respectively connected with a hydraulic system of the traction vehicle.

Among the above-mentioned technical scheme, through setting up first hydraulic cylinder between frame and connecting plate, and first hydraulic cylinder's telescopic link end rotates to be connected on the connecting plate, cylinder end passes through third connecting seat and frame fixed connection, through the extension of adjusting first hydraulic cylinder telescopic link, drive the frame and do corresponding promotion or descend, and the frame is connected and is hugged the grass mechanism, first hydraulic cylinder is through the height of control frame, thereby drive the high variation of hugging the grass mechanism, can reach different floor effect according to different plots, the suitability is stronger, the adaptation place is wider, and do not need manual operation to change the height, reduce the manpower consumption, the operation of being convenient for. Through rotating the connecting plate and connecting in the frame, first hydraulic cylinder, connecting plate and frame are triangle-shaped, and first hydraulic cylinder's telescopic link increases, drives the frame and promotes, and the contained angle between frame and the connecting plate grow to drive the connecting plate and promote, because triangle-shaped is more stable than other shapes, reaches the promotion of frame through changing triangle-shaped one side length and contained angle, reinforcing means's stability. The first connecting seat and the third connecting seat are welded together through the supporting plate, the telescopic rod of the first hydraulic oil cylinder is increased, the first connecting seat is directly driven to be lifted through the third connecting seat, the supporting plate is fixed on the lower side face of the frame, the frame is directly supported, and the firmness of the device is further improved. The fixed shaft at the end part of the telescopic rod of the first hydraulic oil cylinder is arranged in the second connecting seat in a penetrating manner, jackscrews are arranged in shaft holes at two ends of the fixed shaft in a penetrating manner, so that the fixed shaft is prevented from falling off from the first connecting seat in the using process, and the safety performance is further improved.

Drawings

Fig. 1 is a schematic perspective view of a rake with a chassis lifting function;

fig. 2 is a schematic diagram of a rear view structure of the rake with the lifting function of the chassis;

fig. 3 is a schematic diagram of a front view structure of the rake with the lifting function of the chassis;

fig. 4 is a schematic side view of the rake with the lifting function of the chassis;

fig. 5 is a schematic diagram of the structure of the connection seat of the rake with the lifting function of the chassis.

In the figure, 1 frame; 2, a rake mechanism; 21 a support arm; 22 connecting rods; 23, raking grass disc; 3, travelling wheels; 31 central axis; 4, connecting plates; 5 a first hydraulic cylinder; 51 sleeve; 52 shaft pin; 521 shaft holes; 522 jackscrews; 6, a first connecting seat; 7, a second connecting seat; 8, a third connecting seat; 9 supporting plates; 10, a mounting seat; 11 rotating arm; 12 a first reinforcing bar; 13 a second reinforcing bar; 14 a third reinforcing bar; 15 fourth reinforcing bars; 16 trailer bars; 17 a fixing plate; 18 a second hydraulic ram.

Detailed Description

The utility model is further described below with reference to the accompanying drawings:

as shown in fig. 1 to 5, the rake with the chassis lifting function comprises a frame 1, wherein a rake mechanism 2 is arranged on the upper portion of the frame 1, travelling wheels 3 are arranged at the bottoms of two sides of the frame 1, the travelling wheels 3 are respectively arranged at the bottoms of the frame 1 through connecting plates 4, one ends of the connecting plates 4 close to the travelling wheels 3 are provided with first through holes, central shafts 31 are arranged at the central positions of the travelling wheels 3, the central shafts 31 penetrate through and are fixed in the first through holes, and the central shafts 31 are rotationally connected with the first through holes. The frame 1 is articulated with the connecting plate 4 and is equipped with first hydraulic cylinder 5 between the two, first hydraulic cylinder 5 is connected with the hauler hydraulic system, the telescopic rod end of first hydraulic cylinder 5 rotates and connects and be close to walking wheel 3 one side at connecting plate 4, through the extension of adjusting first hydraulic cylinder 5 telescopic link, drive frame 1 and do corresponding promotion or descend, and frame 1 connects and hugs the grass mechanism 2, first hydraulic cylinder 5 is through the height of control frame 1, thereby drive the change of the height of raking the grass mechanism 2, can reach different landing effects according to different plots, the suitability is stronger, the adaptation place is wider, and do not need manual operation to change the height, reduce the manpower consumption, the operation of being convenient for. Be equipped with third connecting seat 8 in frame 1, the cylinder of first hydraulic cylinder 5 is close to telescopic link one end and third connecting seat 8 fixed connection, and first hydraulic cylinder 5, connecting plate 4 and frame 1 are triangle-shaped, and the telescopic link of first hydraulic cylinder 5 increases, drives frame 1 and promotes, and the contained angle between frame 1 and the connecting plate 4 grow to drive connecting plate 4 and promote, because triangle-shaped is more stable than other shapes, reaches frame 1's promotion through changing triangle-shaped one side length and contained angle, reinforcing means's stability.

In a preferred embodiment, first connecting seats 6 are installed at two sides of the bottom of the frame 1, and the first connecting seats 6 are rotatably connected with the same-side connecting plates 4. The first connecting seat 6 and the third connecting seat 8 are welded on the supporting plate 9, and the supporting plate 9 is fixedly connected with the frame 1 through bolts. The telescopic link of first hydraulic cylinder 5 increases, directly drives first connecting seat 6 through third connecting seat 8 and promotes to backup pad 9 is fixed in the downside of frame 1, directly holds up frame 1, and first connecting seat 6, third connecting seat 8 and backup pad 9 fixed connection further increase the fastness of device.

The frame 1 upper portion is equipped with rake 2, and rake 2 includes support arm 21, evenly is equipped with a plurality of connecting rods 22 on the support arm 21, is equipped with rake dish 23 on the connecting rod 22. The both ends of frame 1 are articulated respectively to have swinging boom 11, and swinging boom 11 upper end spiro union is fixed with support arm 21, and the inclination of adjustable support arm 21 in swinging boom 11 upper end is convenient for adjust the angle of support arm 21 when raking up the grass. The frame 1 is also fixedly connected with a mounting seat 10, two sides of the upper part of the mounting seat 10 are fixedly hinged with a second hydraulic cylinder 18, telescopic rods of the second hydraulic cylinder 18 are respectively hinged with a rotating arm 11 at the end part of the frame 1, and the second hydraulic cylinder 18 is connected with a hydraulic system of a tractor. When the telescopic rod of the second hydraulic oil cylinder 18 is retracted, the rotating arm 11 drives the rake mechanism 2 to be recycled to the upper part of the frame 1, so that the conveying and transferring of the rake are facilitated; when the telescopic rod of the second hydraulic cylinder 18 stretches out, the rotary arm 11 is pushed to rotate towards the outer side of the frame 1, the rake mechanism 2 is driven to be lowered to the two sides of the frame 1, and at the moment, the rake disc 23 is vertically contacted with the ground, so that rake operation can be performed. When the grass raking operation is carried out, the external traction vehicle advances to enable the finger plate which is just contacted with the ground to rotate to rake the grass on the grassland, and the rake grass is sequentially transferred to the next finger plate in a spiral mode, so that a continuous and tidy grass strip is finally formed. The frame 1 is also connected with a trailer rod 16, the trailer rod 16 is connected with an external traction vehicle, and a fourth reinforcing rod 15 is arranged between the trailer rod 16 and the frame 1 to enhance the stability of the trailer rod 16.

In this embodiment, the upper surface of the connecting plate 4 is provided with a second connecting seat 7 near one end of the travelling wheel 3, a second through hole is provided on the second connecting seat 7, a shaft sleeve 51 is provided at the end of the telescopic rod of the first hydraulic cylinder 5, a shaft pin 52 is inserted into the shaft sleeve 51, the shaft pin 52 penetrates through the shaft sleeve 51 and is fixed in the second through hole, the shaft pins 52 are provided with shaft holes 521 at both ends, and a jackscrew 522 is inserted into the shaft holes 521, so that the fixed shaft is prevented from falling off from the first connecting seat 6 in use, and the safety performance is further improved.

Further, swing joint has first stiffener 12, second stiffener 13 and third stiffener 14 between support arm 21 and the swinging boom 11, and first stiffener 12 and second stiffener 13 set up the inboard at swinging boom 11, and the third stiffener 14 sets up the outside at swinging boom 11, further strengthens the relation of connection of support arm 21 and swinging boom 11, makes the support arm 21 more stable at the state of raking up the in-process, can assist the swinging boom 11 to support more firm to support arm 21 when support arm 21 is packed up simultaneously.

In a preferred embodiment, a plurality of fixing plates 17 are arranged between the frame 1 and the rotating arm 11, and the fixing plates 17 are connected in a head-tail bolt mode, so that the rotating arm 11 is prevented from rotating due to misoperation in the transportation process, the rake mechanism 2 of the rake is lowered, and property loss and even casualties are caused.

The present embodiments are merely illustrative of the present utility model and are not intended to be limiting, and the technical solutions that are not substantially transformed under the present utility model are still within the scope of protection.

Claims

1. The utility model provides a rake with chassis elevating system, includes the frame, and frame upper portion is equipped with the rake mechanism, and the walking wheel is installed to frame both sides bottom, and its characterized in that, the walking wheel is installed in the bottom of frame through the connecting plate respectively, and connecting plate far away walking wheel one side is articulated with the frame to be connected, and is equipped with first hydraulic cylinder in the frame, and first hydraulic cylinder's flexible rod end rotates to be connected and is close to walking wheel one side at the connecting plate.

2. A rake with a chassis lifting function according to claim 1 wherein the connecting plate is provided with a first through hole at one end thereof adjacent to the travelling wheel, a central shaft is provided at the central position of the travelling wheel, the central shaft passes through and is fixed in the first through hole, and the central shaft is rotatably connected with the first through hole.

3. A rake with a chassis lifting function as claimed in claim 2 wherein the two sides of the bottom of the frame are provided with first connection seats which are in rotational connection with the same side connection plates.

4. A rake with a chassis lifting function according to claim 3, wherein a second connecting seat is arranged on the upper surface of the connecting plate near one end of the travelling wheel, a second through hole is arranged on the second connecting seat, a shaft sleeve is arranged at the end part of the telescopic rod of the first hydraulic oil cylinder, a shaft pin is inserted into the shaft sleeve, penetrates through the shaft sleeve and is fixed in the second through hole, shaft holes are formed at the two ends of the shaft pin, and jackscrews are penetrated in the shaft holes; the frame is provided with a third connecting seat, and the first hydraulic cylinder is connected to the third connecting seat.

5. A rake with pan lifting function as claimed in claim 4 wherein the first and third connection blocks are welded together by a support plate and the support plate is fixedly connected to the frame bolt.

6. A rake with a lifting function according to any one of claims 1 to 5 wherein a mounting base is fixedly connected to the frame, second hydraulic cylinders are respectively connected to two sides of the mounting base, rotating arms are respectively hinged to two ends of the frame, and telescopic rods of the second hydraulic cylinders are respectively connected with the rotating arms at the ends of the frame on the same side.

7. The rake with chassis lifting function of claim 6, wherein a plurality of fixing plates are arranged between the frame and the rotating arm, and the fixing plates are connected through head and tail bolts.

8. The rake with chassis lifting function according to claim 6, wherein the rotating arm is screwed with a rake mechanism, the rake mechanism comprises a supporting arm, a plurality of connecting rods are uniformly arranged on the supporting arm, and a rake tray is arranged on the connecting rods.

9. The rake with chassis lifting function of claim 8, wherein a first reinforcing bar, a second reinforcing bar and a third reinforcing bar are connected between the support arm and the rotating arm, the first reinforcing bar and the second reinforcing bar are connected at the inner side of the rotating arm, and the third reinforcing bar is connected at the outer side of the rotating arm.

10. The rake with chassis lifting function of claim 6, wherein a trailer bar is further connected to the frame, the trailer bar is connected to an external tractor, and a fourth reinforcing bar is arranged between the trailer bar and the frame; the first hydraulic oil cylinder and the second hydraulic oil cylinder are respectively connected with a hydraulic system of the traction vehicle.