CN218439955U

CN218439955U - Modular energy-saving energy accumulator valve group

Info

Publication number: CN218439955U
Application number: CN202222975765.XU
Authority: CN
Inventors: 王振华; 杨明华; 李绪明; 汤玉彦; 张方红
Original assignee: Shandong Taifeng Intelligent Control Co ltd
Current assignee: Shandong Taifeng Intelligent Control Co ltd
Priority date: 2022-11-09
Filing date: 2022-11-09
Publication date: 2023-02-03
Anticipated expiration: 2032-11-09

Abstract

The utility model discloses a modular energy-saving energy accumulator valve group, which comprises a pump source interface, an energy accumulator, an oil cylinder interface and an energy accumulator control unit, wherein each unit is connected together through an internal oil path; the energy accumulator is communicated with the oil cylinder interface, and the energy accumulator control unit controls the on-off of the energy accumulator and the oil cylinder interface. The energy accumulator control unit, the energy accumulator, the pump source interface and the oil cylinder interface are integrally combined and integrated on one valve bank, and the modular design is convenient for engineering personnel to use. The energy-saving energy accumulator module is compact in structure, reasonable in layout, high in space utilization rate, strong in universality and stable in performance, pressure values can be adjusted as required, modular design can be made on drift diameter, flow and connection size so as to meet different requirements, and the practicability is high.

Description

Modular energy-saving energy accumulator valve group

Technical Field

The utility model relates to a hydraulic machine makes technical field, especially relates to a modular energy-conserving energy storage ware valves.

Background

In recent years, with the rapid development of forging and pressing industry in China, hydraulic presses are developed unprecedentedly. Various large hydraulic machines are built in succession, the pressing tonnage is larger and larger, the tonnage of a hydraulic system is higher and higher, and the hydraulic system with ultrahigh pressure and large flow is gradually popularized and applied. Today, energy conservation requirements are being brought up to date as energy is increasingly strained.

The accumulator is an energy storage element, belongs to an intermediate execution element in a hydraulic system, and is generally used for absorbing flow pulsation and pressure pulsation in the hydraulic system to reduce impact and the like. It can also be used to meet the demand of instantaneous large flow as energy storage element. Some presses only need instantaneous large flow, and if a large-flow oil pump is equipped for meeting the function, the resource is wasted and the price is high. At this time, a good scheme is adopted by combining a small pump and an energy accumulator. And a small pump is used for storing energy for the energy accumulator under the working conditions of flow suspension in the middle of operation and the like. When the large flow is needed, the accumulator is used for instantly releasing the large flow. Therefore, the working condition can be well met, and the purpose of energy conservation can be achieved. However, when the accumulator is used, the control valve block, the safety valve block and the like need to be matched for use, the function of the accumulator can be exerted only by proper matching, and the safety problem is involved. However, the matching of the accumulators needs to be performed every time, which is time-consuming and labor-consuming.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a modularized energy-saving accumulator valve group, which is used for solving the problems existing in the prior art, and integrating all functional valve blocks together as a module after modularized design and matching; the problem that the matching is needed every time is reduced, convenience is brought to engineering personnel unfamiliar with the energy accumulator, the layout is reasonable, and the structure is compact; the method is mainly used in the fields of large bending machines, forging presses, extruders, punching machines and the like.

In order to achieve the above object, the utility model provides a following scheme: the utility model provides a modular energy-conserving energy storage ware valves, include

The pump source interfaces are used for supplying oil to the corresponding energy accumulators through the pump source interfaces; and

the oil outlet ends of the energy accumulators are communicated with the oil cylinder interface; and

the oil cylinder interface is used for connecting an oil cylinder; and

and the energy accumulator control unit is used for controlling the on-off of each energy accumulator and the oil cylinder interface.

In one embodiment, the pump source interface is arranged on the side of the energy-saving accumulator valve bank.

In one embodiment, the pump source port communicates with the accumulator port of the accumulator through an internal oil passage.

In one embodiment, the system further comprises a safety overflow unit, wherein the safety overflow unit is communicated with the energy accumulator and is used for pressure relief when the pressure in the energy accumulator is higher than a set value.

The utility model discloses following beneficial technological effect has been gained for prior art:

the utility model discloses a modular energy-conserving energy storage ware valves, including pump source interface, energy storage ware, hydro-cylinder interface and energy storage ware the control unit, connect together each unit through internal oil circuit, the pump source interface communicates with each other through internal oil circuit and energy storage ware interface, forms the pipeline for the oil feed of energy storage ware; the energy accumulator is communicated with the oil cylinder interface, and the energy accumulator control unit controls the on-off of the energy accumulator and the oil cylinder interface. The energy accumulator control unit, the energy accumulator, the pump source interface and the oil cylinder interface are integrally combined and integrated on one valve bank, and the modular design is convenient for engineering personnel to use. This energy-conserving energy storage ware module has realized compact structure, rationally distributed, space utilization is high, the commonality is strong and the stable performance's effect through modular setting, and in addition, the pressure value can be adjusted as required to the pressure regulating unit in the energy storage ware, and the energy storage ware can be modularized design in order to satisfy different demands with the intercommunication latus rectum, flow, the connection size of safe overflow unit, and the practicality is strong.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a hydraulic schematic diagram of a modular energy-saving accumulator valve set in the present invention;

FIG. 2 is a schematic diagram of a modular energy-saving accumulator valve block;

FIG. 3 is a bottom side view of a modular energy-efficient accumulator valve block;

FIG. 4 is a partial internal oil circuit diagram;

wherein, 1 pump source interface; 2 an accumulator control unit; 3 an accumulator; 4 an accumulator interface; 5, oil cylinder interface; 6 safety overflow unit.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.

As shown in fig. 1-4, the utility model provides a modular energy-saving accumulator valve set, which comprises a pump source interface 1, wherein an oil pump supplies oil to a corresponding energy accumulator 3 through each pump source interface 1; and

the oil outlet ends of the energy accumulators 3 are communicated with the oil cylinder interface 5; and

the oil cylinder interface 5 is used for connecting an oil cylinder; and

and the energy accumulator control unit 2 is used for controlling the on-off of each energy accumulator 3 and the oil cylinder interface 5.

In one embodiment, the pump source interface 1 is arranged on the side of the energy-saving accumulator valve bank.

In one embodiment, the pump source port 2 communicates with the accumulator port 4 of the accumulator 3 through an internal oil passage.

In one embodiment, the system further comprises a safety overflow unit 6, wherein the safety overflow unit 6 is communicated with the accumulator 3, and the safety overflow unit 6 is used for pressure relief when the pressure in the accumulator 3 is higher than a set value.

The energy accumulator control unit 2, the safety overflow unit 6, the energy accumulator 3, the pump source interface 1 and the oil cylinder interface 5 are integrated, so that all unit modules are reasonably distributed, the space is fully utilized, all units are connected together through an internal oil way, the pump source interface 1 is arranged on the side face of the valve block, and the pump source interface 1 is communicated with the energy accumulator interface 4 through the internal oil way to form a pipeline for supplying oil to the energy accumulator 3. The accumulator control unit 2, the safety overflow unit 6 and the accumulator 3 are communicated through another oil way. The energy accumulator control unit 2 is communicated with the oil cylinder interface 5. The structures and working principles of the accumulator 3, the accumulator control unit 2 and the safety overflow unit 6 are conventional in the prior art, and are not described in detail herein. The layout of the energy store 3 in fig. 2 is only one of the configurations, and the relative positioning and setting of the energy store 3 and the energy store control unit 2 can be carried out as required during the actual module setting.

The working process of the energy-saving energy accumulator unit is as follows: firstly, the oil pump supplies oil to the energy accumulator 3 through the pump source interface 1, and at the moment, the energy accumulator control unit 2 is in a closed state without being electrified. When the energy accumulator control unit 2 is electrified, the energy accumulator 3 is communicated with the oil cylinder connector 5 and is communicated with the oil cylinder, and the energy accumulator 3 supplies oil to the oil cylinder at the moment. After the required oil cylinder action is finished, the energy accumulator control unit 2 cuts off the passage between the energy accumulator 3 and the oil cylinder, and the gap oil pump working by the oil cylinder is utilized to charge oil to the energy accumulator 3 for energy storage to prepare for next use. The safety overflow unit 6 is communicated with the energy accumulator 3, the pressure in the energy accumulator 3 can be set, and when the pressure in the energy accumulator 3 is higher than a set value, a safety valve in the safety overflow unit 6 is opened to release the pressure, so that the safety of the energy accumulator is ensured.

The utility model has the advantages that: the energy accumulator control unit 2, the safety overflow unit 6, the energy accumulator 3, the pump source interface 1 and the oil cylinder interface 5 are integrated, safety is considered, matching performance is good, a user can use the energy accumulator control unit conveniently, the structure is simple and compact, performance is reliable, the failure rate is low, and the energy accumulator control unit is in a modular design and can meet different requirements.

As shown in fig. 2 and 3, the pump source port 1 communicates with the accumulator port 4 through an internal oil passage to form a pipe for supplying oil to the accumulator 3. The oil port flow passage is designed smoothly, the pressure resistance is high, the flow area is large, and the pressure loss is small.

The utility model discloses an energy-conserving energy storage ware module fills not enough in the selection of current energy storage ware through the ingenious design of structure, provides one kind with energy storage ware and control, the work module that function integration such as safe overflow goes together, this module layout rational in infrastructure compact, and overall dimension is less, the runner design is unobstructed, reliable operation, installation easy maintenance.

It should be noted that, as is obvious to a person skilled in the art, the invention is not limited to details of the above-described exemplary embodiments, but can be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

The utility model discloses a concrete example is applied to explain the principle and the implementation mode of the utility model, and the explanation of the above example is only used to help understand the method and the core idea of the utility model; meanwhile, for those skilled in the art, the idea of the present invention may be changed in the specific embodiments and the application range. In summary, the content of the present specification should not be construed as a limitation of the present invention.

Claims

1. The utility model provides a modular energy-conserving energy storage ware valves which characterized in that: comprises that

the oil cylinder interface is used for connecting an oil cylinder; and

2. The modular energy efficient accumulator valve block of claim 1, wherein: and the pump source interface is arranged on the side surface of the energy-saving energy accumulator valve bank.

3. The modular energy efficient accumulator valve block of claim 1, wherein: and the pump source interface is communicated with an energy accumulator interface of the energy accumulator through an internal oil way.

4. The modular energy efficient accumulator valve block of claim 1, wherein: the safety overflow unit is communicated with the energy accumulator and is used for pressure relief when the pressure in the energy accumulator is higher than a set value.