CN217679361U

CN217679361U - Composite hydraulic oil tank type rack and excavator thereof

Info

Publication number: CN217679361U
Application number: CN202220990538.1U
Authority: CN
Inventors: 申彦彬; 於秀童
Original assignee: Changzhou Aiemery Agri Machinery Co ltd
Current assignee: Changzhou Aiemery Agri Machinery Co ltd
Priority date: 2022-04-27
Filing date: 2022-04-27
Publication date: 2022-10-28
Anticipated expiration: 2032-04-27

Abstract

The utility model belongs to the technical field of the agricultural machine technique and specifically relates to a compound hydraulic oil box frame and excavator thereof is equipped with the sealed cavity that is used for storing hydraulic oil in the frame, with sealed cavity intercommunication is equipped with oil-out and oil return opening, be connected with the oil pump on the oil-out, the oil pipe of oil pump is connected with control valve subassembly, control valve subassembly's play oil pipe is connected with the pneumatic cylinder, the play oil pipe and the oil return opening of pneumatic cylinder are connected. Through utilizing the sealed cavity in the frame to store hydraulic oil, the frame is as main part bearing structure promptly, also as hydraulic tank, has reduced independent hydraulic tank's setting, has saved installation space and manufacturing cost, and the frame size is great, can store a large amount of hydraulic oil, and the hydraulic oil heat dissipation of being convenient for simultaneously is cooled down, has improved hydraulic means's working property.

Description

Composite hydraulic oil tank type rack and excavator thereof

Technical Field

The utility model belongs to the technical field of the agricultural machine technique and specifically relates to a compound hydraulic oil tank formula frame and excavator thereof.

Background

Engineering machinery or agricultural machinery commonly use hydraulic cylinders as driving power of working units of the hydraulic cylinders, and when the hydraulic cylinders are used, hydraulic oil tanks need to be arranged, especially when the number of the hydraulic cylinders is large, the capacity and the volume of the hydraulic oil tanks are large, and proper positions need to be arranged to install the hydraulic oil tanks. The small-sized agricultural machine has a compact integral structure, and the oil tank is difficult to set as a large component. In addition, the temperature of the hydraulic oil rises during the use process, and a hydraulic oil tank is required to store more hydraulic oil or a special cooling device is arranged to control the temperature of the hydraulic oil, so that the design of the whole structure of the equipment is also a difficult problem.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a composite hydraulic oil tank type frame and excavator thereof.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a compound hydraulic oil box frame, be equipped with the sealed cavity that is used for storing hydraulic oil in the frame, with sealed cavity intercommunication is equipped with oil-out and oil return opening, be connected with the oil pump on the oil-out, the play oil pipe of oil pump is connected with control valve subassembly, control valve subassembly's play oil pipe is connected with the pneumatic cylinder, the play oil pipe and the oil return opening of pneumatic cylinder are connected. Through utilizing the sealed cavity in the frame to store hydraulic oil, the frame is as main part bearing structure promptly, also as hydraulic tank, has reduced independent hydraulic tank's setting, has saved installation space and manufacturing cost, and the frame size is great, can store a large amount of hydraulic oil, and the hydraulic oil heat dissipation of being convenient for simultaneously is cooled down, has improved hydraulic means's working property.

According to the utility model discloses a further embodiment includes, including bottom end rail, curb girder and entablature, the curb girder is equipped with two, the both ends and the curb girder fixed connection of bottom end rail and entablature, sealed cavity is the inner chamber of curb girder.

According to the utility model discloses a further embodiment, further include, the equal fixed mounting in same side of bottom end rail and entablature has the guide slot that is used for the slidable mounting equipment work unit, the both ends and the curb girder fixed connection of guide slot. Through setting up the guide slot, equipment work unit can be followed the frame left and right sides and adjusted, enlarges working range.

According to the utility model discloses a further embodiment, further include, the equal fixed mounting of the same side of bottom end rail and entablature has the board that hangs that is used for connecting the host computer, it all is equipped with the pinhole that is used for inserting the pin on the board to hang. Through setting up the hang plate, make things convenient for frame and host computer like vehicle body coupling.

According to the utility model discloses a further embodiment, further include, the junction of bottom end rail and curb girder is fixed with the reinforcing plate that is used for reinforcing department intensity.

According to the utility model discloses a further embodiment, further include, with sealed cavity intercommunication is equipped with the oil filler hole that is used for refueling.

According to the utility model discloses a further embodiment, further include, with sealed cavity intercommunication is equipped with the oil mirror that is used for looking over the oil level.

According to the utility model discloses a further embodiment, further include, with the bottom intercommunication of sealed cavity is equipped with the oil discharge outlet that is used for the oil drain.

According to the utility model discloses a further embodiment, further include, be equipped with the filter between oil-out and the oil pump. Through setting up the filter, filter the hydraulic oil of output, get rid of impurity, guarantee hydraulic means steady operation.

An excavator comprises the composite hydraulic oil tank type frame.

The beneficial effects of the utility model are that, through utilizing the sealed cavity in the frame to store hydraulic oil, the main part bearing structure is regarded as promptly to the frame, also as hydraulic tank, has reduced independent hydraulic tank's setting, has saved installation space and manufacturing cost, and the frame size is great, can store a large amount of hydraulic oil, and the hydraulic oil heat dissipation of being convenient for simultaneously cools down, has improved hydraulic means's working property.

Drawings

The present invention will be further described with reference to the accompanying drawings and examples.

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a partial sectional structural schematic view of the lower cross member.

In the figure, a machine frame 1, a lower cross beam 1-1, a side beam 1-2, an upper cross beam 1-3, a guide groove 1-4, a suspension plate 1-5, a reinforcing plate 1-6, an oil outlet 2, a filter 3, an oil pump 4, a control valve assembly 5, an oil return opening 6, an oil filling opening 7, an oil discharge opening 8 and an oil mirror 9.

Detailed Description

Fig. 1-2 are the structural schematic diagram of the utility model, a compound hydraulic oil tank formula frame, be equipped with the sealed cavity that is used for storing hydraulic oil in the frame 1, with sealed cavity intercommunication is equipped with oil-out 2 and oil return opening 6, be connected with oil pump 4 on the oil-out 2, the oil pipe of oil pump 4 is connected with control valve subassembly 5, control valve subassembly 5's oil pipe is connected with the pneumatic cylinder, the oil pipe and the oil return opening 6 of pneumatic cylinder are connected.

The frame 1 is a support structure for mounting a working unit of an engineering machine or an agricultural machine, such as a bucket unit of an excavator. The frame 1 may be a welded frame and/or an assembled frame and may be at least partially hollow. The oil pump 4 is a gear pump. The control valve assembly 5 can be provided with a control lever, so that the action of the working unit is conveniently controlled.

Preferably, the sealing structure comprises two lower cross beams 1-1, two side beams 1-2 and two upper cross beams 1-3, two ends of the lower cross beams 1-1 and two ends of the upper cross beams 1-3 are fixedly connected with the side beams 1-2, and the sealing cavity is an inner cavity of the side beams 1-2.

The lower cross beam 1-1, the side beam 1-2 and the upper cross beam 1-3 can be rectangular steel pipes and are connected into a whole through full-length welding, and the oil sealing effect is guaranteed. The surface of the lower beam 1-1 can be galvanized or sprayed with protective paint.

Preferably, the same side edges of the lower cross beam 1-1 and the upper cross beam 1-3 are fixedly provided with guide grooves 1-4 for slidably mounting working units of equipment, and two ends of each guide groove 1-4 are fixedly connected with the side beams 1-2.

The guide grooves 1 to 4 may be C-shaped steel.

Preferably, the same side edges of the lower cross beam 1-1 and the upper cross beam 1-3 are fixedly provided with suspension plates 1-5 for connecting a host, and the suspension plates 1-5 are provided with pin holes for inserting pins.

The suspension plates 1-5 can be arranged in parallel to form a plurality of plates, the left side and the right side of the lower cross beam 1-1 are respectively provided with one group, and the middle of the upper cross beam 1-3 is provided with one group.

Preferably, a reinforcing plate 1-6 for reinforcing the strength of the joint is fixed at the joint of the lower cross beam 1-1 and the side beam 1-2.

The reinforcing plate 1-6 is simultaneously connected with the lower cross beam 1-1 and the side beam 1-2, so that the strength of the welding seam is improved, and deformation and oil leakage are avoided.

Preferably, a fuel filler opening 7 for filling fuel is provided in communication with the sealed cavity.

Preferably, an oil mirror 9 for viewing the oil level is provided in communication with the sealed cavity.

Preferably, an oil discharge port 8 for discharging oil is arranged in communication with the bottom of the sealed cavity.

Preferably, a filter 3 is arranged between the oil outlet 2 and the oil pump 4.

An excavator comprises the composite hydraulic oil tank type frame.

The excavator is a small excavator capable of moving left and right, an excavator bucket unit of the excavator is slidably mounted on a frame 1 through guide grooves 1-4, and all working cylinders of the excavator bucket unit are supplied with hydraulic oil through the frame 1 and are controlled to operate through a control valve assembly 5. The frame 1 is fixedly connected with a vehicle host through the suspension plates 1-5, so that the vehicle host can conveniently walk and move. A hydraulic top plate can be arranged below the rack 1, and can be lowered to provide stable support for excavation work when the hydraulic top plate works at a fixed position.

The foregoing description is intended to be illustrative rather than limiting, and it will be appreciated by those skilled in the art that many modifications, variations or equivalents may be made without departing from the spirit and scope of the invention as defined in the appended claims.

Claims

1. The utility model provides a compound hydraulic oil tank formula frame, characterized by is equipped with the sealed cavity that is used for storing hydraulic oil in frame (1), with sealed cavity intercommunication is equipped with oil-out (2) and oil return opening (6), be connected with oil pump (4) on oil-out (2), the oil pipe of oil pump (4) is connected with control valve subassembly (5), the oil pipe of control valve subassembly (5) is connected with the pneumatic cylinder, the oil pipe and the oil return opening (6) of pneumatic cylinder are connected.

2. The composite hydraulic oil tank type rack according to claim 1, comprising two lower cross beams (1-1), two side beams (1-2) and two upper cross beams (1-3), wherein two ends of the lower cross beams (1-1) and two ends of the upper cross beams (1-3) are fixedly connected with the side beams (1-2), and the sealed cavity is an inner cavity of the side beams (1-2).

3. The composite hydraulic oil tank type machine frame as claimed in claim 2, wherein the same side edges of the lower cross beam (1-1) and the upper cross beam (1-3) are fixedly provided with guide grooves (1-4) for slidably mounting the working units of the equipment, and two ends of the guide grooves (1-4) are fixedly connected with the side beams (1-2).

4. The composite hydraulic oil tank type rack as claimed in claim 2, wherein the same side edges of the lower cross beam (1-1) and the upper cross beam (1-3) are fixedly provided with suspension plates (1-5) for connecting a host, and the suspension plates (1-5) are provided with pin holes for inserting pins.

5. The composite hydraulic oil tank type machine frame as claimed in claim 2, wherein a reinforcing plate (1-6) for reinforcing the strength of the joint is fixed at the joint of the lower cross beam (1-1) and the side beam (1-2).

6. The composite hydraulic tank frame as defined in claim 1, wherein an oil filler (7) for filling oil is provided in communication with the sealed cavity.

7. The composite hydraulic tank chassis according to claim 1, wherein an oil mirror (9) for checking the oil level is provided in communication with the sealed cavity.

8. The composite hydraulic oil tank type frame as claimed in claim 1, wherein an oil drain (8) for draining oil is provided in communication with the bottom of the sealed cavity.

9. The composite hydraulic oil tank type frame as claimed in claim 1, wherein a filter (3) is arranged between the oil outlet (2) and the oil pump (4).

10. An excavator comprising a frame of the composite hydraulic tank of any one of claims 1 to 9.