CN217898331U

CN217898331U - Electric control load multi-way valve and hydraulic system

Info

Publication number: CN217898331U
Application number: CN202221748131.4U
Authority: CN
Inventors: 尹铁军; 邹卫
Original assignee: Hunan Kaienli Hydraulic Machinery Manufacturing Co ltd
Current assignee: Hunan Kaienli Hydraulic Machinery Manufacturing Co ltd
Priority date: 2022-07-06
Filing date: 2022-07-06
Publication date: 2022-11-25
Anticipated expiration: 2032-07-06

Abstract

The utility model provides an automatically controlled load multiple unit valve, including main valve piece and detachably set up in a plurality of valve blocks on the main valve piece, a plurality of the valve block sets up side by side, and is equipped with the work mouth that a plurality of can communicate each other on the face that is close to each other, every still be equipped with a plurality of hydraulic fluid port on the valve block respectively. Compared with the multi-way valve with the existing structure, the electric control load multi-way valve with the structure has the advantages that the valve plates are fixedly arranged on the main valve block respectively, the traditional connection mode that the valve plates are overlapped together is changed, and the problem of valve clamping caused by deformation of the valve plates due to overlapping of the valve plates is effectively solved. In addition, when the dismounting device is used for dismounting, only one or a plurality of the dismounting devices can be dismounted, and the whole dismounting is not required, so that the dismounting efficiency is higher. Furthermore, the utility model also provides a hydraulic system including above-mentioned automatically controlled load multiple unit valve.

Description

Electric control load multi-way valve and hydraulic system

Technical Field

The utility model relates to the field of hydraulic machinery, in particular to automatically controlled load multiple unit valve and hydraulic system.

Background

With the continuous progress of science and technology, various types of hydraulic valves are more and more commonly used in various engineering machines.

Various types of hydraulic valves that adopt at present, for example multiple unit valve etc. form by the polylith valve block stack usually, in the use, receive the influence of factors such as pressure oil impact to and connect improper, lead to the valve block to warp easily, consequently, appear card valve scheduling problem easily. Secondly, the double-valve-plate overlapping connection mode, the mutually connected valve blocks need to be connected separately, so the efficiency of installation and disassembly is low. In addition, the problem of inconsistent structure still exists to the valve piece that superposes each other, leads to production and use cost all higher.

In summary, how to provide an electrically controlled load multi-way valve with simple structure, difficult deformation, convenient valve clamping, convenient assembly and disassembly, and low production and use costs, and a hydraulic system comprising the electrically controlled load multi-way valve, and the technical problems to be solved by the technical personnel in the field are needed urgently.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: the electric control load multi-way valve is simple in structure, not prone to deformation, convenient to clamp and disassemble, low in production and use cost, and the hydraulic system comprising the electric control load multi-way valve.

The utility model discloses a solution is realized like this: the utility model provides an automatically controlled load multiple unit valve, including main valve piece and detachably set up in a plurality of valve blocks on the main valve piece, a plurality of the valve block sets up side by side, and is equipped with the work mouth that a plurality of can communicate each other on the face that is close to each other, every still be equipped with a plurality of hydraulic fluid port on the valve block respectively. Compared with the multi-way valve with the existing structure, the electric control load multi-way valve with the structure has the advantages that the valve plates are fixedly arranged on the main valve block respectively, the traditional connection mode that the valve plates are overlapped together is changed, and the problem of valve blocking caused by deformation of the valve plates due to the overlapping of the valve plates is effectively solved. In addition, when the dismounting device is used for dismounting, only one or a plurality of the dismounting devices can be dismounted, and the whole dismounting is not required, so that the dismounting efficiency is higher.

The utility model discloses a another technical scheme lies in on above-mentioned basis, the quantity of valve block is between 2 to 13, and still is equipped with between the adjacent valve block to be used for the fixed mounting together of adjacent valve block.

The utility model discloses a another technical scheme lies in on above-mentioned basis, the quantity of valve block is 6.

The utility model discloses a another technical scheme lies in on above-mentioned basis, the hydraulic fluid port includes first hydraulic fluid port and can with the second hydraulic fluid port of first hydraulic fluid port intercommunication, still be equipped with the sealing member in first hydraulic fluid port and the second hydraulic fluid port respectively.

The utility model discloses an another technical scheme lies in on above-mentioned basis, still be equipped with a plurality of connecting hole, every on the main valve piece still be equipped with on the valve block a plurality of with the connecting piece that the connecting hole corresponds.

The utility model discloses an another technical scheme lies in on above-mentioned basis, the one end of main valve piece still is equipped with first compensating valve, the main valve piece with still be equipped with the second compensating valve on the face that the valve block is connected.

The utility model discloses a another technical scheme lies in on above-mentioned basis, one side of main valve piece still is equipped with the overflow valve that plays the overflow effect.

Another technical scheme of the utility model lies in on above-mentioned basis, the opposite side of main valve piece still is equipped with the solenoid valve.

The utility model discloses an another technical scheme lies in on above-mentioned basis, still be equipped with a plurality of check valve, a plurality of on the main valve piece the check valve is in bank of setting.

On the other hand, the utility model also provides a hydraulic system, including automatically controlled load multiple unit valve, automatically controlled load multiple unit valve is as above arbitrary the automatically controlled load multiple unit valve.

Drawings

The accompanying drawings, which form a part of the present disclosure, are included to provide a further understanding of the present disclosure, and are incorporated in and constitute a part of this specification, illustrate embodiments of the present disclosure and together with the description serve to explain the present disclosure.

Fig. 1 is a schematic structural view of an electrically controlled load multi-way valve according to the present invention;

FIG. 2 is a left side view of FIG. 1;

FIG. 3 is a rear view of FIG. 1;

FIG. 4 is a schematic structural view of the main valve block of FIG. 1;

FIG. 5 is a right side view of FIG. 4;

fig. 6 is a bottom view of fig. 5.

The corresponding relation of the reference signs is as follows:

1 main valve block 2 first valve plate 3 second valve plate

4 third valve plate 5 fourth valve plate 6 fifth valve plate

7 sixth valve plate 8, first oil port 9 and second oil port

10 first compensation valve 11 second compensation valve 12 one-way valve

13 overflow valve 14 electromagnetic valve 15 connecting piece

16 connecting hole

Detailed Description

The present invention will be described in detail with reference to the drawings, which are provided for illustrative and explanatory purposes only and should not be construed as limiting the scope of the present invention in any way. Furthermore, features from embodiments in this document and from different embodiments may be combined accordingly by a person skilled in the art from the description in this document.

The embodiment of the utility model provides a as follows, please refer to the automatically controlled load multiple unit valve that fig. 1 shows, specifically include that main valve block 1 and detachably set up a plurality of valve blocks on main valve block 1, a plurality of valve blocks set up side by side, and be equipped with the work mouth that a plurality of can communicate each other on the face that is close to each other, still be equipped with a plurality of hydraulic fluid port on every valve block respectively. Compared with the multi-way valve with the existing structure, the electric control load multi-way valve with the structure has the advantages that the valve plates are fixedly arranged on the main valve block 1 respectively, the traditional connection mode that the valve plates are overlapped together is changed, and the problem that the valve plates are deformed due to the overlapping of the valve plates and then clamped is solved. In addition, when the dismounting device is used for dismounting, only one or a plurality of the dismounting devices can be dismounted, and the whole dismounting is not required, so that the dismounting efficiency is higher.

On the basis of the above embodiment, in another embodiment of the present invention, as shown in fig. 1 to fig. 3, the number of the valve sheets is preferably between 2 to 13, and a fixing member for fixing the adjacent valve sheets together is further disposed between the adjacent valve sheets. The fixing member may be a screw member such as a bolt or a screw.

On the basis of the embodiment, the utility model discloses in another embodiment, as shown in fig. 1 to fig. 3, the quantity of valve block is preferred 6, and the structure of 6 valve blocks is preferred unanimous, during production and use, only needs to carry out modular valve block design, does not need the casting blank valve block, consequently, can avoid the valve block defect that leads to in the casting process. More specifically, as shown in fig. 1, the valve sheet includes a first valve sheet 2, a second valve sheet 3, a third valve sheet 4, a fourth valve sheet 5, a fifth valve sheet 6 and a sixth valve sheet 7 which are arranged on the main valve block 1 from bottom to bottom, and according to requirements, the structures of the first valve sheet 2, the second valve sheet 3, the third valve sheet 4, the fourth valve sheet 5, the fifth valve sheet 6 and the sixth valve sheet 7 can be the same or different.

On the basis of above-mentioned embodiment, as shown in fig. 3, in another embodiment of the present invention, to the hydraulic fluid port, specifically include first hydraulic fluid port 8 and the second hydraulic fluid port 9 that can communicate with first hydraulic fluid port 8, still be equipped with the sealing member in first hydraulic fluid port 8 and the second hydraulic fluid port 9 respectively, to the sealing member, specifically can be the O-ring seal that plastics or rubber were made.

On the basis of the above embodiment, in another embodiment of the present invention, as shown in fig. 5, the main valve block 1 is further provided with a plurality of connecting holes 16, and each valve plate is further provided with a plurality of connecting members 15 corresponding to the connecting holes 16. The connecting member 15 may be a detachable screw member such as a bolt or a screw.

On the basis of the above embodiment, in another embodiment of the present invention, as shown in fig. 4, one end of the main valve block 1, i.e. the upper end shown in the figure, is further provided with a first compensation valve 10, which is used for unloading the system. A second compensation valve 11 is also arranged on the surface of the main valve block 1 connected to the valve plate, i.e. on the right side surface as shown in the figure, and is used for signal feedback.

On the basis of the above embodiment, in another embodiment of the present invention, as shown in fig. 5, an overflow valve 13 for performing an overflow function and keeping the oil pressure stable is further disposed on one side of the main valve block 1, i.e., on the left side shown in the figure.

On the basis of the above embodiment, in another embodiment of the present invention, as shown in fig. 5, the other side of the main valve block 1, i.e. the right side shown in the figure, is further provided with an electromagnetic valve 14.

On the basis of the above embodiment, in another embodiment of the present invention, as shown in fig. 4, the main valve block 1 is further provided with a plurality of check valves 12, specifically, the plurality of check valves 12 are arranged in rows, and more specifically, the number of the check valves 12 is preferably the same as the number of the valve plates.

The electric control load multi-way valve with the structure has the advantages that the valve plates are fixedly arranged on the main valve block 1 respectively, the traditional connection mode that the valve plates are overlapped together is changed, and the problem that the valve plates are deformed due to the overlapping of the valve plates and then clamped is caused is effectively solved. In addition, when the dismounting device is used for dismounting, only one or a plurality of the dismounting devices can be dismounted, and the whole dismounting is not required, so that the dismounting efficiency is higher.

Furthermore, the utility model discloses still provide a hydraulic system, including automatically controlled load multiple unit valve, automatically controlled load multiple unit valve specifically is as above automatically controlled load multiple unit valve.

The hydraulic system with the structure has the advantages of the electrically controlled load multi-way valve correspondingly.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an automatically controlled load multiple unit valve, its characterized in that, including main valve block and detachably set up in a plurality of valve blocks on the main valve block, a plurality of the valve block sets up side by side, and is equipped with the work mouth that a plurality of can communicate each other on being close to each other, every still be equipped with a plurality of hydraulic fluid port on the valve block respectively.

2. The electrically controlled load multi-way valve according to claim 1, wherein the number of the valve plates is between 2 and 13, and a fixing member for fixing the adjacent valve plates together is further provided between the adjacent valve plates.

3. The electrically controlled load multiplex valve according to claim 2, wherein said valve plates are 6 in number.

4. The electrically controlled load multiplex valve of claim 3, wherein said oil ports comprise a first oil port and a second oil port capable of communicating with said first oil port, and a sealing member is disposed in each of said first oil port and said second oil port.

5. The electrically controlled load multi-way valve according to claim 4, wherein the main valve block is further provided with a plurality of connecting holes, and each valve plate is further provided with a plurality of connecting pieces corresponding to the connecting holes.

6. The electrically controlled load multi-way valve according to claim 5, wherein a first compensation valve is further arranged at one end of the main valve block, and a second compensation valve is further arranged on the surface of the main valve block connected with the valve plate.

7. The electrically controlled load multiple-way valve according to claim 6, wherein an overflow valve for overflowing is further provided at one side of the main valve block.

8. The electrically controlled load multiplex valve as defined in claim 7, wherein a solenoid valve is further provided on the other side of said main valve block.

9. The electrically controlled load multiplex valve as defined in claim 8, wherein said main valve block further comprises a plurality of check valves, said plurality of check valves being arranged in rows.

10. A hydraulic system comprising an electrically controlled load multiplex valve, characterized in that it is an electrically controlled load multiplex valve as claimed in any one of claims 1 to 9.