CN212297551U

CN212297551U - Interception-amount-adjustable large-flow electromagnetic valve for hydraulic coupler

Info

Publication number: CN212297551U
Application number: CN202020686569.9U
Authority: CN
Inventors: 林枫桐; 吴琼
Original assignee: Dalian Hydraulic Machinery Co ltd
Current assignee: Dalian Hydraulic Machinery Co ltd
Priority date: 2020-04-29
Filing date: 2020-04-29
Publication date: 2021-01-05
Anticipated expiration: 2030-04-29
Also published as: CN212297551U9

Abstract

The utility model discloses a large-traffic solenoid valve of adjustable interception volume for hydraulic coupler, the solenoid valve include solenoid valve case (1), be connected with prefill pipeline (2) on solenoid valve case (1), prefill pipeline (2) are linked together with the inner chamber of solenoid valve case (1), be provided with flow control board (3) in the inner chamber of solenoid valve case (1), the inner chamber still is linked together with coupler liquid inlet pipeline (4) that sets up on solenoid valve case (1), be provided with first piston mechanism (5) between inner chamber and coupler liquid inlet pipeline (4), coupler liquid inlet pipeline (4) are linked together through intercepting diaphragm mechanism (6) and fixed spoon union coupling pipeline (7) that sets up on solenoid valve case (1), simultaneously fixed spoon union pipeline coupling pipeline (7) still link to each other with drainage pipeline (8), and a second piston mechanism (17) is arranged between the fixed spoon pipe connecting pipeline (7) and the liquid discharge pipeline (8).

Description

Interception-amount-adjustable large-flow electromagnetic valve for hydraulic coupler

Technical Field

The utility model relates to a large-traffic solenoid valve of adjustable interception volume is used to solenoid valve, especially a fluid coupling.

Background

The traditional speed regulation type hydraulic coupler transmission device realizes the regulation of the flow of a medium in a hydraulic coupler by matching the telescopic regulation of an electric actuator and a scoop tube, thereby achieving the purpose of stepless speed regulation, wherein the mode needs to have the positions for installing the actuator and the telescopic space of the scoop tube, and the problems can be solved by needing a speed regulation mode with smaller volume and more stability for occasions that some couplers need to move along with a host or the space is narrow and inconvenient for installing the electric actuator and the scoop tube. There is therefore a need for a method or apparatus that addresses the above-mentioned problems.

Disclosure of Invention

The utility model relates to a solve the above-mentioned not enough that prior art exists, provide a simple structure, design benefit, rationally distributed, can be under the condition that need not install the electric actuator to the spoon pipe, alright realize the hydraulic coupling of regulation rotational speed function with large-traffic solenoid valve of adjustable interception volume.

The technical solution of the utility model is that: the utility model provides a large-traffic solenoid valve of adjustable interception volume for fluid coupling which characterized in that: the electromagnetic valve comprises an electromagnetic valve shell 1, a liquid filling pipeline 2 is connected to the electromagnetic valve shell 1, the liquid filling pipeline 2 is communicated with an inner cavity of the electromagnetic valve shell 1, a flow regulating plate 3 is arranged in the inner cavity of the electromagnetic valve shell 1, the inner cavity is also communicated with a coupler liquid inlet pipeline 4 arranged on the electromagnetic valve shell 1, a piston mechanism 5 is arranged between the inner cavity and the coupler liquid inlet pipeline 4, the coupler liquid inlet pipeline 4 is communicated with a fixed spoon pipe connecting pipeline 7 arranged on the electromagnetic valve shell 1 through an intercepting membrane mechanism 6, meanwhile, the fixed spoon pipe connecting pipeline 7 is also connected with a liquid discharging pipeline 8, and a second piston mechanism 17 is arranged between the fixed spoon pipe connecting pipeline 7 and the liquid discharging pipeline 8,

a plurality of overflowing holes 9 distributed in an array manner are formed in the flow adjusting plate 3, an adjusting sheet 10 is fixedly connected at each overflowing hole 9,

the first piston mechanism 5 and the second piston mechanism 17 are identical in structure and comprise an electromagnet 11 and a piston 12 matched with the electromagnet, the piston 12 can move under the action of magnetic force, the electromagnet 11 and the piston 12 are connected through a spring 13,

the interception diaphragm mechanism 6 also comprises an electromagnet 11 and a moving block 14 matched with the electromagnet, the moving block 14 can move under the action of magnetic force, the interception diaphragm mechanism 6 is arranged at the junction of the coupler liquid inlet pipeline 4 and the fixed scoop tube connecting pipeline 7, the moving block 14 is connected with an interception film 15 covering the junction, when the moving block 14 is contacted with the electromagnet 11, the interception film 15 at the junction is opened, the coupler liquid inlet pipeline 4 is communicated with the fixed scoop tube connecting pipeline 7,

the electromagnetic valve shell 1 is further provided with an electromagnet control module 16, and the electromagnet control module 16 can control all the electromagnets 11 in a unified manner.

Compared with the prior art, the utility model, have following advantage:

the high-flow electromagnetic valve with the structure is simple in structure, ingenious in design and reasonable in layout, is matched with a fixed spoon pipe and is installed on a closed independent coupler box body, and can fill a medium into an inner cavity of a coupler and enable the medium to circularly flow in the inner cavity of the coupler and an inner cavity of the coupler, so that the normal work of the coupler is realized; when speed regulation is needed, the electromagnetic valve can also discharge a part of medium in the inner cavity of the coupler, so that the rotating speed of the coupler is changed. Compared with the traditional speed regulating structure with the electric actuator matched with the telescopic regulation of the spoon tube, the electromagnetic valve has the advantages of small volume, accurate speed regulation, convenience in operation, convenience in detection and maintenance and the like. And the manufacturing process is simple, the manufacturing cost is low, so that the novel LED lamp has multiple advantages, is particularly suitable for popularization and application in the field, and has a very wide market prospect.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a flow regulating plate portion in an embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a membrane retaining mechanism according to an embodiment of the present invention.

Detailed Description

The following description will explain embodiments of the present invention with reference to the drawings. As shown in fig. 1, 2, and 3: the utility model provides a large-traffic solenoid valve of adjustable interception volume for fluid coupling which characterized in that: the electromagnetic valve comprises an electromagnetic valve shell 1, a liquid filling pipeline 2 is connected to the electromagnetic valve shell 1, the liquid filling pipeline 2 is communicated with an inner cavity of the electromagnetic valve shell 1, a flow regulating plate 3 is arranged in the inner cavity of the electromagnetic valve shell 1, the inner cavity is also communicated with a coupler liquid inlet pipeline 4 arranged on the electromagnetic valve shell 1, a piston mechanism 5 is arranged between the inner cavity and the coupler liquid inlet pipeline 4, the coupler liquid inlet pipeline 4 is communicated with a fixed spoon pipe connecting pipeline 7 arranged on the electromagnetic valve shell 1 through an intercepting membrane mechanism 6, meanwhile, the fixed spoon pipe connecting pipeline 7 is also connected with a liquid discharging pipeline 8, and a second piston mechanism 17 is arranged between the fixed spoon pipe connecting pipeline 7 and the liquid discharging pipeline 8,

The utility model discloses fluid coupling is with large-traffic solenoid valve's of adjustable interception volume working process as follows: connecting the open end of a liquid filling pipeline 2 to a medium source, enabling a medium required to be used when a hydraulic coupler works to enter an inner cavity of an electromagnetic valve shell 1 through the liquid filling pipeline 2 and flow to a first piston mechanism 5 between the inner cavity and a coupler liquid inlet pipeline 4 through a plurality of overflowing holes 9 in a flow adjusting plate 3, enabling the medium to directly enter the coupler through the coupler liquid inlet pipeline 4 when the first piston mechanism 5 is in an opening state, and sending a signal to an electromagnet control module 16 through a control system after the coupler is filled with the medium to control the first piston mechanism 5 to be closed;

when the coupler works normally, the medium can return to the inner cavity of the electromagnetic valve shell 1 again through the fixed spoon pipe connecting pipeline 7, the intercepting diaphragm mechanism 6 is in an open state at the moment, the coupler liquid inlet pipeline 4 is communicated with the fixed spoon pipe connecting pipeline 7 to form a loop, and therefore the medium can circulate between the coupler and the electromagnetic valve;

when the speed of the hydraulic coupler needs to be adjusted, a signal is sent to the electromagnet control module 16 through the control system, and the electromagnet control module 16 controls the action of the interception diaphragm mechanism 6 to close the interception diaphragm mechanism; meanwhile, the second piston mechanism 17 between the fixed scoop tube connecting pipeline 7 and the liquid discharge pipeline 8 is controlled to be opened, so that the medium flowing out of the coupler can not return to the interior of the coupler again through the coupler liquid inlet pipeline 4 but be discharged through the liquid discharge pipeline 8, the quantity of the medium in the inner cavity of the coupler can be adjusted through the mode, and the stepless adjustment of the speed of the coupler is realized,

when the speed reaches a required value, a command is sent to the electromagnet control module 16 through the control system, the second piston mechanism 17 is closed again, the interception diaphragm mechanism 6 is opened again, the medium circulates between the coupler and the valve body, and at the moment, the medium amount in the fluid coupler is constant, so the speed is constant;

when the speed of the coupler needs to be increased, the initial operation is repeated, and the solenoid valve shell 1 and the coupler are filled with media through the liquid filling pipeline 2;

during actual work, an operator can adjust the actual flow area of the overflowing hole 9 by installing the adjusting plate 10 with different shapes (namely different sectional areas) on the overflowing hole 9, so that the flow speed of a medium in the inner cavity of the electromagnetic valve is adjusted;

the operation of the first piston means 5 and the second piston means 17 is as follows: the electromagnet 11 shows magnetism after being electrified and adsorbs the piston 12 to move; the electromagnet 11 is no longer magnetic after power failure, the piston 12 returns to the initial position under the action of the spring 13, and the reciprocating motion of the piston 12 can realize the opening or closing operation of the pipeline where the piston mechanism 5 is located;

the operation process of the interception membrane mechanism 6 is as follows: the electromagnet 11 becomes magnetic after being electrified, the moving block 14 is adsorbed to move, the interception film 15 is driven to generate elastic deformation when the moving block 14 moves, the coupler liquid inlet pipeline 4 and the fixed spoon pipe connecting pipeline 7 are communicated with each other, the electromagnet 11 is not magnetic after being electrified, the moving block 14 is driven to return to the initial position again under the elastic action of the interception film 15, the interception film 15 covers the joint of the coupler liquid inlet pipeline 4 and the fixed spoon pipe connecting pipeline 7 again, and the two are not in a communicated state any more.

Claims

1. The utility model provides a large-traffic solenoid valve of adjustable interception volume for fluid coupling which characterized in that: the electromagnetic valve comprises an electromagnetic valve shell (1), a liquid filling pipeline (2) is connected to the electromagnetic valve shell (1), the liquid filling pipeline (2) is communicated with an inner cavity of the electromagnetic valve shell (1), a flow adjusting plate (3) is arranged in the inner cavity of the electromagnetic valve shell (1), the inner cavity is also communicated with a coupler liquid inlet pipeline (4) arranged on the electromagnetic valve shell (1), a first piston mechanism (5) is arranged between the inner cavity and the coupler liquid inlet pipeline (4), the coupler liquid inlet pipeline (4) is communicated with a fixed spoon pipe connecting pipeline (7) arranged on the electromagnetic valve shell (1) through a retaining membrane mechanism (6), meanwhile, the fixed spoon pipe connecting pipeline (7) is also connected with a liquid discharge pipeline (8), and a second piston mechanism (17) is arranged between the fixed spoon pipe connecting pipeline (7) and the liquid discharge pipeline (8),

a plurality of overflowing holes (9) distributed in an array manner are formed in the flow adjusting plate (3), an adjusting sheet (10) is fixedly connected at each overflowing hole (9),

the first piston mechanism (5) and the second piston mechanism (17) have the same structure, and both comprise an electromagnet (11) and a piston (12) matched with the electromagnet, the piston (12) can move under the action of magnetic force, the electromagnet (11) and the piston (12) are connected through a spring (13),

the intercepting diaphragm mechanism (6) also comprises an electromagnet (11) and a moving block (14) matched with the electromagnet, the moving block (14) can move under the action of magnetic force, the intercepting diaphragm mechanism (6) is arranged at the junction of the liquid inlet pipeline (4) of the coupler and the connecting pipeline (7) of the fixed spoon pipe, the moving block (14) is connected with an intercepting film (15) covered at the junction, when the moving block (14) is contacted with the electromagnet (11), the intercepting film (15) at the junction is opened, the liquid inlet pipeline (4) of the coupler and the connecting pipeline (7) of the fixed spoon pipe are communicated with each other,

the electromagnetic valve is characterized in that an electromagnet control module (16) is further arranged on the electromagnetic valve shell (1), and the electromagnet control module (16) can be used for uniformly controlling all electromagnets (11).