KR101786973B1 - Hydraulic directional control block - Google Patents

Hydraulic directional control block Download PDF

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Publication number
KR101786973B1
KR101786973B1 KR1020150066496A KR20150066496A KR101786973B1 KR 101786973 B1 KR101786973 B1 KR 101786973B1 KR 1020150066496 A KR1020150066496 A KR 1020150066496A KR 20150066496 A KR20150066496 A KR 20150066496A KR 101786973 B1 KR101786973 B1 KR 101786973B1
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KR
South Korea
Prior art keywords
line
main body
transfer
hydraulic
fluid
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KR1020150066496A
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Korean (ko)
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KR20160134896A (en
Inventor
이재호
Original Assignee
(주) 덕인엔지니어링
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Priority to KR1020150066496A priority Critical patent/KR101786973B1/en
Publication of KR20160134896A publication Critical patent/KR20160134896A/en
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/022—Flow-dividers; Priority valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K27/00—Construction of housing; Use of materials therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
    • F15B2211/27—Directional control by means of the pressure source
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Fluid-Pressure Circuits (AREA)

Abstract

[0001] The present invention relates to a hydraulic direction switching block, and more particularly, to a hydraulic direction switching block, in which a plurality of pipelines through which fluids can flow can be formed in the main body, A main body and a main body including a hydraulic line, which is a line through which the fluid introduced from the oil reservoir flows into the main body, and a hydraulic line through which the fluid flowing into the main body flows to the oil reservoir A first transfer line which is a line through which the fluid of the discharge line and the main body is transferred to the hydraulic apparatus and a second transfer line which is a line through which the fluid of the main body is transferred from the hydraulic apparatus to the main body, This enables the pressurization line and the shutoff line to be established, so that the flow rate of the main body can be adjusted. Is added to the line is formed by further comprising.
It is possible to adjust the hydraulic pressure and flow rate through the valve which is able to move the fluid through the channel formed inside the hydraulic direction switching block and stacked on the upper part of the flow path plate, The mounting space can be reduced, and the assembly work can be performed easily and quickly.
In addition, the present invention provides a hydraulic direction switching block having a simple effect of maintenance and inspection because it generates less trouble due to piping such as leakage, vibration and noise, and is installed in a laminated form.

Description

[0001] Hydraulic directional control block [0002]

[0001] The present invention relates to a hydraulic direction switching block, and more particularly, to a hydraulic direction switching block, in which a plurality of pipelines through which fluids can flow can be formed in the main body, And more particularly,

In general, a modular valve is a valve that is a self-tapping valve that can be assembled into a hydraulic circuit by laminating valves and using only bolts without using a pipe that meets the diversity and rationality required by the hydraulic apparatus.

In the lower part of the valve, a plurality of valves are stacked on the plate upper end of the plate to form a circuit. The plate is used as a blocking plate used for closing a preliminary mounting surface or an unnecessary circuit, A bypass plate used for the circuit of the flow, a connecting plate used for pressure detection of each line, and the like are used.

No. 10-1236468 (Pressure type directional control valve) relates to a directional switching valve that provides a pressure type and a modular directional control valve, and relates to a control device for controlling a pressure in a channel generated by a pressure fluid supplied by a pressure fluid A switching valve unit having a switching piston having a groove formed therein to discharge the pressure fluid into the first switching channel or the second switching channel in accordance with the operation of the control valve unit, And a main valve having a main piston formed with a groove for flowing a pressure fluid, which is operated by the pressure fluid introduced into the second switching flow path and supplied to the pressure fluid inlet, to one of the first discharge port and the second discharge port, Wherein one of the first discharge port and the second discharge port discharges the pressure fluid and the other discharges the pressure fluid, Unlike a manual directional valve or a solenoid-driven directional valve, it is configured to discharge fluid to a discharge port. A pressure-type directional valve " .

SUMMARY OF THE INVENTION The present invention is directed to a hydraulic control apparatus and a control method thereof, in which fluid can be moved through a pipeline formed in a hydraulic direction switching block and a hydraulic valve and a flow rate can be controlled through a valve stacked on the top of a flow path plate, The structure is simple, and the purpose of the circuit addition and modification is easy.

Further, it is an object of the present invention that the mounting space can be reduced and the assembling work can be performed easily and quickly.

Further, troubles caused by piping such as leakage, vibration and noise are generated little and are installed in a laminated form, so that maintenance and inspection are simple.

In order to solve the problems and needs of the prior art and the prior art described above, the present invention is characterized in that a main body and a main body in which a channel through which a fluid flows are formed, a main body including a hydraulic line which is a channel through which fluid introduced from the oil reservoir flows into the main body, A first transfer line which is a line through which the fluid in the main body is transferred to the hydraulic apparatus and a second transfer line which is a line through which the fluid in the main body is transferred from the hydraulic apparatus to the main body, Pressure line and a shut-off line which can control the pressure so as to apply or remove pressure to the main body and to control the flow rate of the main body.

A second transfer line is formed on the upper left side of the main body, and a first transfer line is formed to correspond to the second transfer line on the lower left side, an additional line and a pressurization line are formed on the lower right side, An additional line is formed in the lower left corner, a first transfer line is formed in the upper right corner, and a second transfer line is provided in the lower right corner so as to correspond to the first transfer line.

The first and second conveyance lines formed in the main body form a first conveyance path and a second conveyance path that can move to the upper end of the main body, and the first and second conveyance paths are formed by the first and second conveyance lines, And the hydraulic line and the discharge line formed in the main body form a hydraulic pressure path and a discharge path capable of moving to the upper end of the main body, and the hydraulic pressure path and the discharge path are formed at the upper end of the main body So as to correspond to each other.

A first transfer path and a second transfer path are formed in the upper part of the main body so as to be able to flow fluid to the hydraulic line, the discharge line, the first transfer line, and the second transfer line, A flow rate valve for adjusting the amount of fluid at the upper end of the main body so as to allow the fluid to flow through the hydraulic pressure, the discharge path, the first transfer path, and the second transfer path; a pressure reducing valve for adjusting the fluid pressure; The valve is laminated and connected so as to be connected as one pipe.

The flow valve, the pressure reducing valve, and the directional valve may be formed for each of the compartments including the hydraulic line, the discharge line, the first transfer line, and the second transfer line. Grooves are further formed and a cover for preventing fluid flow can be further formed when the hydraulic line, the discharge line, the first and second transfer lines, the pressure line, the shutoff line, and the additional line are not used.

The main body has a structure in which a plurality of main bodies can be connected to the side surface of the main body in such a manner that the hydraulic line and the discharge line penetrate through the main body and the first and second transfer lines are formed on both sides of the main body, will be.

The present invention is capable of controlling the hydraulic pressure and flow rate through a valve that can move fluid through a pipeline formed in a hydraulic direction switching block and stacked on the top of a flow path plate, And is easy to deform.

Further, it is an object of the present invention that the mounting space can be reduced and the assembling work can be performed easily and quickly.

Further, troubles caused by piping such as leakage, vibration and noise are generated little and are installed in a laminated form, so that maintenance and inspection are simple.

1 is a view showing a configuration of a hydraulic direction switching block according to the present invention.
2 is a diagram showing an internal configuration of a hydraulic direction switching block according to the present invention.
3 is a view showing an embodiment of a hydraulic direction switching block according to the present invention.
4 is a cross-sectional view of the hydraulic direction switching block according to the present invention.
5 is a view showing a plane of the hydraulic direction switching block according to the present invention.
6 is a view showing a connection concept between the hydraulic direction switching block, the oil reservoir and the compression device according to the present invention.
7 is a view showing a valve engagement state in the hydraulic direction switching block according to the present invention.

Hereinafter, the present invention will be described in detail with reference to the drawings.

The present invention provides a hydraulic direction switching block comprising a main body 100, a hydraulic line 110, a discharge line 120, a first transfer line 130 and a second transfer line 140.

Referring to FIGS. 1 to 6, the main body 100 is configured to have a channel therein to allow fluid to flow therethrough.

A fluid line 110 which is a pipe through which the fluid introduced from the oil reservoir 300 flows into the main body 100 and a fluid flowing inside the main body 100 are discharged into the oil reservoir 300 A discharge line 120 which is a channel is formed.

A first transfer line 130 is a line through which the fluid of the main body 100 is transferred to the hydraulic apparatus 400 and a second transfer line 130 which is a line through which the fluid discharged from the hydraulic apparatus 400 is transferred to the main body 100. [ A transfer line 140 is formed.

The first transfer line 130 and the second transfer line 140 are formed so that fluid can be transferred to the main body 100 and the hydraulic apparatus 400 in both directions.

The first transfer line 130 and the second transfer line 140 formed in the main body 100 are formed in the vertical direction of the hydraulic line 110 and the discharge line 120, 2 transferring lines 140 are formed on both sides and the first transferring line 130 and the second transferring line 140 are formed to correspond to the upper and lower sides, respectively.

The first and second transfer lines 130 and 140 formed in the main body 100 form a first transfer path 131 and a second transfer path 141 which can move to the upper end of the main body 100, The transfer paths 131 and 141 are formed so that the first and second transfer lines 130 and 140 correspond to each other as they are formed on both sides of the main body 100.

The hydraulic line 110 and the discharge line 120 formed in the main body 100 form a hydraulic passage 111 and a discharge passage 121 capable of moving to the upper end of the main body 100, And the discharge path 121 are formed so as to correspond to each other as long as the first and second transfer paths 131 and 141 are formed at the upper end of the main body 100.

The hydraulic line 110, the discharge line 121, the first transfer path 131, and the second transfer path 141 formed in the upper portion of the main body 100 form one compartment, The first transfer line 130, and the second transfer line 140 in order to allow the fluid to flow.

A pressure line 150 and a shut off line 160 are provided at one side of the main body 100 where the first and second transfer lines 130 and 140 are formed to adjust the pressure to or from the main body 100 Can be formed.

And may further include an additional line 180 to control the flow rate of the main body 100.

Referring to FIG. 3, the first and second transfer lines 130 and 140, the press line 150, the shut off line 160, and the additional line 180 are formed on both sides of the main body.

FIG. 3A is a side view showing a second conveying line 140 and a first conveying line 130 formed in a vertical row and having a plurality of rows arranged in a horizontal direction on one side of the main body, (150) is formed in a horizontal direction with respect to the first transfer line (130).

FIG. 3B is a cross-sectional view illustrating a state in which a shutoff line 160 and an additional line 180 are formed in a vertical row on the other side of the body, a first transfer line 130 and a second transfer line 140 are vertically aligned in a row, As shown in FIG.

The first and second transfer lines 130 and 140 may be selectively formed in the vertical direction, and the first transfer line 130 and the second transfer line 140 may be formed to correspond to each other.

Referring to FIGS. 1 and 7, an upper portion of the partition formed by the hydraulic pressure passage 111, the discharge passage 121, the first conveyance passage 131, and the second conveyance passage 141 formed at the upper end of the main body 100, The valve 200, the pressure reducing valve 210, and the directional valve 220 are stacked and joined together.

The flow rate valve 200 regulates the flow rate of the fluid flowing into the conduit, and the regulator 210 controls the fluid pressure of the fluid flowing into the conduit.

The directional valve 220 moves the fluid flowing into the hydraulic line 110 to the first conveying path 131 or the second conveying path 141 through the hydraulic path 111 and then to the first conveying path 131 The fluid to be transferred to the first transfer line 130 or the fluid to be transferred to the second transfer path 141 is formed to be transferred to the second transfer line 140 and discharged to the first and second transfer paths 131 and 141 The fluid flowing from the discharge line 121 is formed to be able to automatically or manually flow the fluid so as to adjust the direction of the flow so as to be discharged to the discharge line 120. [

The flow valve 200, the pressure reducing valve 210 and the direction valve 220 are connected to each other by the hydraulic pressure passage 111, the discharge passage 121, the first transfer passage 131 and the second transfer passage 141 And it is preferable that a fastening groove 170 for fixing the fastening groove 170 is further formed.

The coupling grooves 170 are also formed at the lower end of the main body 100 so that they can be stacked and coupled.

The hydraulic passage 111 and the discharge passage 121, the first transfer passage 131 and the second transfer passage 141 are connected to each other through a flow valve 200, The pressure reducing valve 210, and the directional valve 220, as shown in FIG.

The hydraulic line 110, the discharge line 120, the first and second transfer lines 130 and 140, the pressure line 150, the shut off line 160, and the additional line 180 may prevent the flow of fluid The cover portion is formed so that the cover portion can be opened and closed in a detachable manner.

Referring to FIGS. 6 and 7, the main body 100 is connected to the oil reservoir 300 and the compression device 400.

A hydraulic pipe 310 is connected to the hydraulic line 110 of the main body 100 and a discharge pipe 320 is connected to the discharge line 120. The hydraulic pipe 310 and the discharge pipe 320 are connected to the oil reservoir 300 As shown in FIG.

The hydraulic pipe 310 is further formed with a pump unit 330 for introducing the fluid from the oil reservoir 300 to the main body 100.

The fluid is drawn into the oil reservoir 300 by the pump unit 330 and is introduced into the hydraulic line 110 of the main body 100 through the hydraulic pipe 310 and discharged to the discharge line 120 of the main body 100, Is discharged to the oil reservoir (300) through the discharge pipe (320).

The first conveyance line 410 is connected to the first conveyance line 130 of the main body 100 and the second conveyance line 420 is connected to the second conveyance line 140, The second transfer pipe 420 is connected to the lower fluid port 421 of the compression device 400 and the first and second transfer pipes 410 and 420 are connected to the upper fluid port 411 of the compression device 400, It is preferable to selectively connect the upper and lower fluid ports 411 and 421 to the upper and lower fluid ports 411 and 421, respectively.

So that the fluid can be transferred to the oil storage tank 300 through the main body 100 to the compression apparatus 400 or to be transferred to the compression apparatus 400 in both directions so as to transfer the fluid to the oil storage tank 300 .

5 and 7, a plurality of compartments may be formed by the hydraulic pressure passage 111, the discharge passage 121, the first conveyance passage 131, and the second conveyance passage 141, The flow rate valve 200, the pressure reducing valve 210, and the directional valve 220 are stacked and joined together.

In addition, a plurality of units are connected to the first and second transfer lines 130 and 140 to constitute a plurality of hydraulic circuits so as to be utilized in various ways. It is also formed so that it can be laminated in various ways.

The main body 100 is formed such that a plurality of main bodies 100 are connected to a side surface of the main body 100 in such a manner that the hydraulic line 110 and the discharge line 120 pass through the main body 100 to constitute a plurality of hydraulic circuits.

It is possible to control the hydraulic pressure and the flow rate through the valve which is able to move the fluid through the pipeline formed in the hydraulic direction switching block and stacked on the upper part of the flow path plate and to control the moving direction of the fluid, It is easy to deform, the mounting space can be reduced, and the assembly work can be performed easily and quickly.

In addition, the present invention provides a hydraulic direction switching block having a simple effect of maintenance and inspection because it generates less trouble due to piping such as leakage, vibration and noise, and is installed in a laminated form.

100: main body 110: hydraulic line
111: Hydraulic pressure 120: Discharge line
121: discharge path 130: first transfer line
131 to first fluid 140: second transfer line
141 to second fluid 150: pressure line
160: shutoff line 170: fastening groove
180: additional line 200: flow valve
210: Reducing valve 220: Directional valve
300: Oil reservoir 400: Compressor

Claims (4)

A main body having a channel through which fluid flows;
The main body includes a hydraulic line that is a line through which fluid introduced from the oil storage tank flows into the main body;
A discharge line which is a channel through which the fluid flowing into the main body is discharged to the oil storage tank;
A first transfer line that is a line through which the fluid in the main body is transferred to the hydraulic device;
A second transfer line that is a conduit through which the fluid in the main body is transferred from the hydraulic device to the main body;
A pressurizing line and a shutoff line capable of controlling a pressure to apply or remove pressure to one side of the main body are formed,
And an additional line for controlling the flow rate of the main body,
A second conveying line and a first conveying line may be vertically arranged in a row on the one side of the main body, and a plurality of the second conveying lines and the first conveying line may be arranged in a horizontal direction. ,
A first transfer line and a second transfer line may be vertically arranged in a row at a first end of the main body and a plurality of shutoff lines and additional lines may be formed in a line in a horizontal direction,
The first and second transfer lines may be selectively formed in a vertical direction, and the first transfer line and the second transfer line may be formed to correspond to both sides of the main body,
The hydraulic circuit formed at the upper end of the main body forms a hydraulic circuit including the discharge line, the first transfer line, and the second transfer line, so that the fluid can flow through the hydraulic line, the discharge line, the first transfer line and the second transfer line However,
A flow rate valve for adjusting the amount of fluid at the upper end of the main body so as to allow the fluid to flow through the hydraulic pressure, the discharge path, the first transfer path, and the second transfer path; a pressure reducing valve for adjusting the fluid pressure; And the valve is formed so as to be connected to each other like a pipe by stacking the valves.
delete The method according to claim 1,
The first and second transfer lines formed in the main body may form a first transfer path and a second transfer path,
The first and second transfer paths are formed by the number of the first and second transfer lines formed in the main body,
The hydraulic line and the discharge line formed in the main body form a hydraulic pressure path and a discharge path that can move to the upper end of the main body,
Wherein the hydraulic pressure path and the discharge path are formed by the number of the first and second transfer paths formed in the main body.
delete
KR1020150066496A 2015-05-13 2015-05-13 Hydraulic directional control block KR101786973B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020150066496A KR101786973B1 (en) 2015-05-13 2015-05-13 Hydraulic directional control block

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020150066496A KR101786973B1 (en) 2015-05-13 2015-05-13 Hydraulic directional control block

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KR20160134896A KR20160134896A (en) 2016-11-24
KR101786973B1 true KR101786973B1 (en) 2017-10-18

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102018221689B4 (en) * 2018-12-13 2022-05-12 Hawe Hydraulik Se Hydraulic valve system with a valve body

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200220525Y1 (en) * 2000-11-21 2001-04-16 정달도 Relief valve

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200220525Y1 (en) * 2000-11-21 2001-04-16 정달도 Relief valve

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