CN219622963U

CN219622963U - Hydraulic oil tank and main valve arrangement and installation structure

Info

Publication number: CN219622963U
Application number: CN202320559241.4U
Authority: CN
Inventors: 田洪振; 蒙小行; 张玮; 陈凯; 刘虹
Original assignee: Lovol Heavy Industry Group Co ltd
Current assignee: Lovol Heavy Industry Group Co ltd
Priority date: 2023-03-21
Filing date: 2023-03-21
Publication date: 2023-09-01
Anticipated expiration: 2033-03-21

Abstract

The utility model relates to a hydraulic oil tank and main valve arrangement and installation structure, which discloses a tank body, wherein an oil inlet and return filtering cover is arranged at the top of the tank body, a shock absorber installation frame is arranged on the tank body on one side of the oil inlet and return filtering cover, an oil suction port is arranged on the front end surface of the tank body, a plurality of main valve installation seats are arranged on the rear end surface of the tank body, and a main valve positioning bracket is arranged on the main valve installation seats. The utility model has simple structure and convenient installation, and by installing the plurality of main valve installation seats and the main valve positioning bracket on the rear end surface of the box body, the distance between the main valve and the hydraulic oil tank is reduced, the arrangement space of the mini excavator is effectively saved, the length of the connecting pipeline is shortened, the cost can be effectively reduced, and the overhaul is more convenient and quick.

Description

Hydraulic oil tank and main valve arrangement and installation structure

Technical Field

The utility model relates to the technical field of hydraulic oil tanks of excavators, in particular to an arrangement and installation structure with small oil tank volume and short connecting pipeline between a hydraulic oil tank and a main valve.

Background

At present, the arrangement space of the mini-excavator is tense, and the common hydraulic oil tank and the main valve are separately installed, so that the mini-excavator occupies a larger use space, and has a great disadvantage for the model of the excavator with high requirements on the mini-excavator space.

Disclosure of Invention

The utility model aims to provide an arrangement and installation structure with small volume of the oil tank and short connecting pipeline of the hydraulic oil tank and the main valve.

The utility model discloses a hydraulic oil tank and main valve arrangement and installation structure which comprises a tank body and is structurally characterized in that an oil inlet and return filter cover is arranged at the top of the tank body, a shock absorber installation frame is arranged on the tank body on one side of the oil inlet and return filter cover, an oil suction port is arranged on the front end face of the tank body, a plurality of main valve installation seats are arranged on the rear end face of the tank body, and a main valve positioning bracket is arranged on the main valve installation seats.

After adopting above-mentioned structure, through a plurality of main valve mount pads of rear end face installation at the box and installation main valve locating support, make the interval between main valve and the hydraulic tank reduce, effectively save micro excavator's arrangement space, and reduce connecting line length can effectively reduce cost and overhaul convenient and fast more.

Preferably, the box body is a rectangular shell with an upper opening sealed at the periphery and formed by a plurality of baffles, and the oil inlet and return filtering cover is arranged at the opening above the shell.

Preferably, the plurality of main valve mounting seats comprise mounting bases respectively arranged on the upper part and the lower part of the rear end face of the box body and a plurality of fixed mounting holes arranged on the rear end face of the box body, a main valve supporting plate vertical to the box body is arranged at the lower end of the lower mounting base of the box body, and a threaded hole is formed in the outer end face of the mounting base.

Preferably, the main valve positioning bracket is a strip-shaped baffle with the width matched with the width of the box body, the upper top of the strip-shaped baffle is bent towards the outer end, and a strip-shaped opening is formed in the middle of the strip-shaped baffle.

Preferably, the main valve positioning bracket is provided with a plurality of through holes corresponding to the fixed mounting holes and the mounting base.

Preferably, the shock absorber mounting frame is arranged on the upper end face of the box body and at the corner position, and an oil return pipe support is arranged on the box body positioned on one side of the shock absorber mounting frame. The hydraulic oil tank is fixed on the vehicle body through the shock absorber at the top of the oil tank, so that the effect of fixing the oil tank can be achieved, and the shaking of the hydraulic oil tank in the whole vehicle working process can be reduced.

Preferably, the oil inlet and return filtering cover is an integrally-formed baffle, and a breather valve mounting port and an oil return port are arranged in the middle of the baffle.

Preferably, the lower bottom surface of the box body is provided with oil tank mounting bottom plates at positions close to the left side edge and the right side edge respectively. The firmness of the oil tank is increased by increasing the installation area of the bottom plate of the oil tank and the number of the fixing bolt holes.

In summary, the beneficial effects of the utility model are as follows: the utility model has simple structure and convenient installation, and by installing the plurality of main valve installation seats and the main valve positioning bracket on the rear end surface of the box body, the distance between the main valve and the hydraulic oil tank is reduced, the arrangement space of the mini excavator is effectively saved, the length of the connecting pipeline is shortened, the cost can be effectively reduced, and the overhaul is more convenient and quick.

Drawings

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of a distribution structure of a main valve mounting seat according to the present utility model;

FIG. 3 is a schematic diagram of the structure of the oil suction port and the oil return pipe bracket of the present utility model;

fig. 4 is a schematic view of the structure of the present utility model when the main valve is installed.

In the figure: 1. a case; 2. oil inlet and return filter cover; 3. a shock absorber mounting rack; 4. an oil suction port; 5. a main valve mounting seat; 6. a main valve positioning bracket; 7. a mounting base; 8. fixing the mounting hole; 9. a main valve supporting plate; 10. a through hole; 11. an oil return pipe bracket; 12. a breather valve mounting port; 13. an oil return port; 14. and an oil tank mounting bottom plate.

Detailed Description

The following describes in further detail the embodiments of the present utility model with reference to the drawings and examples. The following examples are illustrative of the utility model and are not intended to limit the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should be noted that the terms "mounted," "connected," and "coupled" are to be construed broadly, as well as, for example, fixedly coupled, detachably coupled, or integrally coupled, unless otherwise specifically indicated and defined. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The following is a description of preferred embodiments of the utility model, taken in conjunction with the accompanying drawings.

As shown in fig. 1 and 2, the utility model comprises a box body 1, wherein an oil inlet and return filtering cover 2 is arranged at the top of the box body 1, the box body 1 is a rectangular shell with an upper opening sealed at the periphery and formed by a plurality of baffles, the oil inlet and return filtering cover 2 is arranged at the opening above the shell, the oil inlet and return filtering cover 2 is an integrally-formed baffle, a breather valve mounting opening 12 and an oil return opening 13 are arranged at the middle position of the baffle, the breather valve can be mounted through the breather valve mounting opening 12 to effectively control the pressure in a hydraulic oil tank, and an oil return filter is conveniently mounted in the box body 1 at the oil return opening 13; during manufacturing, the lower bottom surface of the tank body 1 is provided with the tank mounting bottom plates 14 at positions close to the left side edge and the right side edge respectively, the tank mounting bottom plates 14 are usually strip-shaped plates, and the inner end faces of the tank mounting bottom plates are fixedly connected to the tank body 1, so that the firmness of the tank is improved by increasing the mounting surface of the tank bottom plates and the number of the fixing bolt holes.

As shown in fig. 1 and 3 and fig. 4, in a preferred embodiment of the present utility model, a plurality of main valve mounting seats 5 are provided on the rear end face of the case 1, and main valve positioning brackets 6 are provided on the main valve mounting seats 5, and when designing, the plurality of main valve mounting seats 5 include mounting bases 7 respectively provided on the upper and lower parts of the rear end face of the case 1, and a plurality of fixing mounting holes 8 provided on the rear end face of the case 1, a main valve supporting plate 9 perpendicular to the case 1 is provided on the lower end of the lower mounting base 7 of the case 1, reinforcement ribs are usually provided at the fixing mounting holes 8, the fixing mounting holes 8 are screw holes, and screw holes are provided on the outer end face of the mounting base 7; the main valve locating support 6 is a strip-shaped baffle with the width matched with the width of the box body 1, the upper top of the strip-shaped baffle is bent to the outer end to form a bending part and is mutually parallel to the main valve supporting plate 9, the main valve can be conveniently installed and fixed through the bending part of the upper top of the strip-shaped baffle and the main valve supporting plate 9, meanwhile, a strip-shaped opening convenient to overhaul and install is formed in the middle position of the strip-shaped baffle, and a plurality of through holes 10 corresponding to the fixed installation holes 8 and the installation base 7 are further formed in the main valve locating support 6 during manufacturing, so that the main valve locating support 6 is installed on the main valve installation seat 5 of the rear end face of the box body 1 through bolts, and the main valve locating support 6 is installed through installing a plurality of main valve installation seats 5 on the rear end face of the box body 1, so that the distance between the main valve and a hydraulic oil tank is reduced, the arrangement space of a miniature excavator can be effectively saved, and the length of a connecting pipeline can be effectively reduced, the cost can be effectively reduced, and the overhaul is more convenient and fast. Of course, the shape and size of the main valve positioning bracket 6 can be appropriately adjusted according to the model of the main valve.

As shown in fig. 1 and 2, in a specific embodiment of the present utility model, a shock absorber mounting frame 3 is disposed on a tank body 1 at one side of an oil inlet/outlet filter cover 2, meanwhile, an oil suction port 4 communicating with the interior of the tank body 1 is further disposed on a front end surface of the tank body 1, and the oil suction port 4 can be used for conveniently mounting an oil suction filter inside the tank body 1 and extending an oil suction pipe out of the tank body 1, when the design is adopted, the shock absorber mounting frame 3 is mounted on an upper end surface and a corner position of the tank body 1, an oil return pipe bracket 11 is disposed on the tank body 1 at one side of the shock absorber mounting frame 3, and a hydraulic oil tank is fixed on a vehicle body through a shock absorber at the top of the oil tank, so that the effect of fixing the oil tank can be achieved, and the shake of the hydraulic oil tank in the whole vehicle can be reduced, and the oil return pipe bracket 11 is generally perpendicular to the upper end surface of the tank body 1, and of course, the oil return pipe bracket 11 is of a well-known structure is not described herein.

The above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

Claims

1. The utility model provides a hydraulic tank and main valve arrangement mounting structure, includes box (1), its characterized in that: the top of box (1) is provided with into oil return and strains lid (2), is provided with bumper shock absorber mounting bracket (3) on box (1) of oil return and strain lid (2) one side, the preceding terminal surface of box (1) is provided with oil suction port (4), and the rear end face of box (1) is provided with a plurality of main valve mount pad (5), be provided with main valve locating support (6) on main valve mount pad (5).

2. The hydraulic tank and main valve arrangement mounting structure according to claim 1, wherein: the box body (1) is a rectangular shell with an upper opening sealed at the periphery and formed by a plurality of baffles, and the oil inlet and return filtering cover (2) is arranged at the opening above the shell.

3. The hydraulic tank and main valve arrangement mounting structure according to claim 1, wherein: the main valve installation seats (5) comprise installation bases (7) which are respectively arranged on the upper part and the lower part of the rear end face of the box body (1) and a plurality of fixed installation holes (8) which are arranged on the rear end face of the box body (1), the lower end of the lower installation base (7) which is positioned on the box body (1) is provided with a main valve supporting plate (9) which is perpendicular to the box body (1), and the outer end face of the installation base (7) is provided with a threaded hole.

4. The hydraulic tank and main valve arrangement mounting structure according to claim 1, wherein: the main valve positioning support (6) is a strip-shaped baffle with the width matched with the width of the box body (1), the upper top of the strip-shaped baffle is bent towards the outer end, and a strip-shaped opening is formed in the middle of the strip-shaped baffle.

5. The hydraulic tank and main valve arrangement mounting structure according to claim 4, wherein: the main valve positioning bracket (6) is provided with a plurality of through holes (10) corresponding to the fixed mounting holes (8) and the mounting base (7).

6. The hydraulic tank and main valve arrangement mounting structure according to claim 1, wherein: the shock absorber mounting frame (3) is arranged on the upper end face and the corner of the box body (1), and an oil return pipe bracket (11) is arranged on the box body (1) located on one side of the shock absorber mounting frame (3).

7. The hydraulic tank and main valve arrangement mounting structure according to claim 1, wherein: the oil inlet and return filtering cover (2) is an integrally-processed and molded baffle, and a breather valve mounting port (12) and an oil return port (13) are arranged in the middle of the baffle.

8. The hydraulic tank and main valve arrangement mounting structure according to claim 1, wherein: the lower bottom surface of the box body (1) is provided with oil tank mounting bottom plates (14) at positions close to the left side edge and the right side edge respectively.