CN218953682U

CN218953682U - Hydraulic control device for engineering machinery

Info

Publication number: CN218953682U
Application number: CN202320206926.0U
Authority: CN
Inventors: 童元林
Original assignee: Zhuhai Tianli Heavy Industry Co ltd
Current assignee: Zhuhai Tianli Heavy Industry Co ltd
Priority date: 2023-02-14
Filing date: 2023-02-14
Publication date: 2023-05-02
Anticipated expiration: 2033-02-14

Abstract

The utility model discloses a hydraulic control device of engineering machinery, which comprises a device main body, wherein a motor pump group is arranged at the top of the device main body, a valve block part is fixedly arranged on the device main body on the right side of the motor pump group, a clamping groove is formed in the top of the device main body, a protective cover is arranged above the motor pump group, the bottom end of the protective cover is embedded in the clamping groove, a side plate is fixed on one side of the protective cover, and an oil guide port is formed in the top of the device main body on one side of the protective cover. This engineering machine tool hydraulic control device, through the protection casing structure that device main part top was equipped with, play the effect of partly isolating the protection to the motor pump package and the valve piece of installing in the device main part, only need during the use with the bottom embedding of safety cover in the draw-in groove, then install the bolt on the curb plate, just so can effectually protect inside the device main part when transporting, avoid the circumstances of colliding with that can appear when loading and unloading, reduced the potential safety hazard that probably appears.

Description

Hydraulic control device for engineering machinery

Technical Field

The utility model belongs to the technical field of hydraulic control, and particularly relates to a hydraulic control device for engineering machinery.

Background

The hydraulic system of the engineering machinery consists of three parts, namely a hydraulic oil tank, a hydraulic pump device and a hydraulic control device. The hydraulic oil tank is provided with an air filter, an oil filter, a liquid level indicator, a cleaning hole and the like, the hydraulic pump device comprises hydraulic pumps of different types, a driving motor, a coupling between the hydraulic pumps and the driving motor, and the like, the hydraulic control device refers to various valve elements and coupling bodies thereof which form a hydraulic system, and hydraulic oil of the control device plays roles in lubricating, cooling, sealing and transmitting pressure in the hydraulic oil system.

Through searching, the patent with the patent number of CN210599676U provides a hydraulic control device of a hydraulic engineering mechanical vehicle, relates to the technical field of hydraulic control, and aims to solve the problems that in the hydraulic control device of the hydraulic engineering mechanical vehicle, the hydraulic control device is damaged due to the fact that the engineering mechanical vehicle is complex in use environment terrain, particularly an oil tank part is easy to strike, and in the construction process, once the hydraulic control device fails, serious accidents are possibly caused, including the oil tank; and the upper end edges of the left end and the right end planes of the oil tank are fixedly provided with a protective cover mechanism. According to the utility model, the handles are respectively and fixedly arranged in the middle of the left end side wall and the right end side wall of the oil tank, and the mounting plates are respectively and parallelly arranged at the left end edge and the right end edge of the rear end side wall of the oil tank, so that the hydraulic control device can be conveniently and fixedly arranged on the side body of the hydraulic engineering mechanical vehicle, and the occupied space of the main body of the mechanical vehicle is reduced.

The hydraulic control device for engineering machinery has the following problems when in use:

1. when the existing hydraulic control device for engineering machinery is used, as the whole structure of the hydraulic control device is more, the outer side of the whole device is fixed on a transportation device during transportation, but parts at the top of the hydraulic control device are exposed, the hydraulic control device is not well protected, and collision can occur during loading and unloading, so that the parts can be damaged, and potential safety hazards can be increased;

2. when the existing engineering machinery hydraulic control device is used, because the hydraulic oil in the hydraulic control device is injected from the oil guide port, the condition of hydraulic oil leakage possibly occurs, so that the consumption of the hydraulic oil is increased, and the cost of the engineering machinery hydraulic control device in use is increased.

Disclosure of Invention

The utility model aims to provide a hydraulic control device for engineering machinery, which aims to solve the technical problems in the background technology.

In order to achieve the above purpose, the specific technical scheme of the utility model is as follows: the utility model provides an engineering machine tool hydraulic control device, includes the device main part, the motor pump package is installed at the top of device main part, fixed mounting has valve piece part in the device main part on motor pump package right side, the top of device main part is equipped with the draw-in groove, the top of motor pump package is equipped with the protection casing, the embedding of protection casing bottom is at the draw-in groove, one side of protection casing is fixed with the curb plate, the top of one side device main part of protection casing is equipped with the oil guide mouth.

Preferably, the top of the device main body is provided with a mounting hole, and a bolt is connected between the device main body and the side plate through threads.

Preferably, a mounting plate is arranged at the bottom of the device main body, and a threaded hole is formed in the mounting plate.

Preferably, the outside of oil guide port is fixed mounting has the pressure head, the bottom of pressure head is equipped with the oil storage box, the top of oil storage box is equipped with the guide block.

Preferably, a thermometer is mounted on one side of the device body, and the thermometer is located above the mounting plate.

Preferably, a supporting plate is arranged at the bottom of the device main body, and the supporting plates are symmetrically distributed above the mounting plate.

The hydraulic control device of the engineering machinery has the following advantages:

1. according to the hydraulic control device for the engineering machinery, through the protective cover structure arranged at the top of the device main body, the motor pump group and the valve block mounted on the device main body are isolated and protected, when the hydraulic control device is used, only the bottom of the protective cover is needed to be embedded in the clamping groove, and then the bolts are mounted on the side plates, so that the inside of the device main body can be effectively protected during transportation, the collision situation possibly occurring during loading and unloading is avoided, and the potential safety hazard possibly occurring is reduced;

2. this engineering machine tool hydraulic control device, through pressure head and the oil storage box structure that leads the hydraulic fluid outside to be equipped with, play and pour into the effect in the device main part into hydraulic oil from leading the hydraulic fluid, through pushing down the pressure head, the hydraulic oil in the oil storage box carries to leading the hydraulic fluid department under the effect of pressure, and pressure head and lead fixed connection between the hydraulic fluid mouth, avoid appearing the condition of hydraulic oil seepage, reduced the cost when engineering machine tool hydraulic control device used.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

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

FIG. 2 is a schematic diagram of a portion of the motor pump stack and valve block of the present utility model;

FIG. 3 is a schematic view of a protective cover according to the present utility model;

FIG. 4 is a schematic view of the structure of the ram and cartridge of the present utility model;

the figure indicates: 1. a device body; 2. a motor pump group; 3. a valve block portion; 4. a clamping groove; 5. a protective cover; 6. a side plate; 7. a mounting hole; 8. a bolt; 9. a mounting plate; 10. a threaded hole; 11. an oil guide port; 12. a pressure head; 13. an oil storage box; 14. a guide block; 15. a thermometer; 16. and a support plate.

Detailed Description

Hereinafter, only certain exemplary embodiments are briefly described. As will be recognized by those of skill in the pertinent art, the described embodiments may be modified in numerous different ways without departing from the spirit or scope of the embodiments of the present utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive.

The following disclosure provides many different implementations, or examples, for implementing different configurations of embodiments of the utility model. In order to simplify the disclosure of embodiments of the present utility model, components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit embodiments of the present utility model. Furthermore, embodiments of the present utility model may repeat reference numerals and/or letters in the various examples, which are for the purpose of brevity and clarity, and which do not themselves indicate the relationship between the various embodiments and/or arrangements discussed.

In order to better understand the purpose, structure and function of the present utility model, a hydraulic control device for construction machinery according to the present utility model will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1-4, the hydraulic control device for engineering machinery comprises a device main body 1, wherein a motor pump group 2 is installed at the top of the device main body 1, a valve block part 3 is fixedly installed on the device main body 1 on the right side of the motor pump group 2, a clamping groove 4 is formed in the top of the device main body 1, a protective cover 5 is arranged above the motor pump group 2, the bottom end of the protective cover 5 is embedded into the clamping groove 4, a side plate 6 is fixed on one side of the protective cover 5, an oil guide port 11 is formed in the top of the device main body 1 on one side of the protective cover 5, and the protective cover 5 structure arranged at the top of the device main body 1 plays a role in isolating and protecting the motor pump group 2 and the valve block part 3 installed on the device main body 1.

The top of device main part 1 is equipped with mounting hole 7, there is bolt 8 through threaded connection between device main part 1 and the curb plate 6, through mounting hole 7 that device main part 1 top was equipped with, has played the effect of the staff's installation protection casing 5 of being convenient for.

The bottom of device main part 1 is equipped with mounting panel 9, be equipped with screw hole 10 on the mounting panel 9, through mounting panel 9 that device main part 1 bottom was equipped with, played the effect of being convenient for fixed mounting device main part 1.

The outside fixed mounting of hydraulic fluid guide port 11 has pressure head 12, the bottom of pressure head 12 is equipped with oil storage box 13, the top of oil storage box 13 is equipped with guide block 14, through pressure head 12 and the oil storage box 13 structure that the hydraulic fluid guide port 11 outside was equipped with, plays the effect of injecting into device main part 1 from hydraulic fluid guide port 11.

A thermometer 15 is installed on one side of the device body 1, the thermometer 15 is located above the mounting plate 9, and the thermometer 15 provided on the outer side of the device body 1 serves to monitor the temperature inside the device body 1.

The bottom of the device main body 1 is provided with the supporting plates 16, the supporting plates 16 are symmetrically distributed above the mounting plate 9, and the supporting plates 16 arranged at the bottom of the device main body 1 play a role in supporting and fixing the device main body 1 and have the advantage of enhancing the stability of the device main body 1.

The working principle of the hydraulic control device of the engineering machinery is as follows: when the hydraulic control device for engineering machinery is used, firstly, the bottom of the protective cover is required to be embedded in the clamping groove 4, then the bolt 8 is installed on the side plate 6, so that the inside of the device main body 1 can be effectively protected during transportation, the protective cover 5 structure arranged at the top of the device main body 1 is used for isolating and protecting the motor pump group 2 and the valve block part 3 installed on the device main body 1, the situation of collision possibly occurring during loading and unloading is avoided, potential safety hazards possibly occurring are reduced, the effect of injecting hydraulic oil into the device main body 1 from the oil guide port 11 is achieved through the structure of the pressure head 12 and the oil storage box 13 arranged at the outer side of the oil guide port 11, the hydraulic oil in the oil storage box 13 is conveyed to the oil guide port 11 under the action of pressure intensity through the pressure head 12, the pressure head 12 is fixedly connected with the oil guide port 11, the situation of hydraulic oil leakage is avoided, and the cost of the hydraulic control device for engineering machinery is reduced during use.

It will be understood that the utility model has been described in terms of several embodiments, and that various changes and equivalents may be made to these features and embodiments by those skilled in the art without departing from the spirit and scope of the utility model. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. The hydraulic control device for the engineering machinery comprises a device main body (1), and is characterized in that: the motor pump package (2) are installed at the top of device main part (1), fixed mounting has valve piece part (3) on device main part (1) on motor pump package (2) right side, the top of device main part (1) is equipped with draw-in groove (4), the top of motor pump package (2) is equipped with protection casing (5), protection casing (5) bottom embedding is in draw-in groove (4), one side of protection casing (5) is fixed with curb plate (6), the top of one side device main part (1) of protection casing (5) is equipped with oil guide mouth (11).

2. The hydraulic control apparatus for construction machinery according to claim 1, wherein: the top of the device main body (1) is provided with a mounting hole (7), and a bolt (8) is connected between the device main body (1) and the side plate (6) through threads.

3. The hydraulic control apparatus for construction machinery according to claim 1, wherein: the device is characterized in that a mounting plate (9) is arranged at the bottom of the device main body (1), and a threaded hole (10) is formed in the mounting plate (9).

4. The hydraulic control apparatus for construction machinery according to claim 1, wherein: the oil guide port (11) is fixedly provided with a pressure head (12), the bottom of the pressure head (12) is provided with an oil storage box (13), and the top of the oil storage box (13) is provided with a guide block (14).

5. The hydraulic control apparatus for construction machinery according to claim 1, wherein: a thermometer (15) is arranged on one side of the device main body (1), and the thermometer (15) is positioned above the mounting plate (9).

6. The hydraulic control apparatus for construction machinery according to claim 1, wherein: the bottom of the device main body (1) is provided with a supporting plate (16), and the supporting plate (16) is symmetrically distributed above the mounting plate (9).