KR20230090737A - Pin―cam combination type multi-hydraulic coupler fixing device - Google Patents

Abstract

In the present invention, a first connection block having a plurality of female couplers, a plurality of male couplers symmetrical to the female couplers are formed, a connection guide shaft is provided on one side so as to be slidably connected to the first connection block, and a connection guide The shaft has a second connecting block formed with a cam locking groove, an adjusting handle rotatably connected to the first connecting block, and rotatably installed on the first connecting block so as to be connected to the adjusting handle. As it is inserted, the second connecting block is pulled and moved in the direction of the first connecting block while being hooked to the connecting guide shaft, so that the first connecting block and the second connecting block are connected, or the second connecting block is in the opposite direction to the first connecting block A block-moving cam member that separates the first connection block and the second connection block by being pushed and installed, connected to the first connection block, and the control handle in a state in which the first connection block and the second connection block are connected or separated It provides a pin-cam coupling method multi-hydraulic coupler fixing device including a connection fixing part that keeps the in a fixed state.

Description

Pin-cam combination type multi-hydraulic coupler fixing device}

The present invention relates to a pin-cam coupling type multi-hydraulic coupler fixing device capable of simultaneously connecting and disconnecting a plurality of female couplers to which a plurality of hydraulic hoses are connected and a plurality of male couplers to which a plurality of hydraulic hoses are connected.

In general, in various industrial fields, hydraulic hoses are connected and used to operate various types of devices according to the purpose of use.

At this time, the connection is made by a plurality of hydraulic hoses and a coupling device so that a large amount of fluid can be supplied and discharged. .

Therefore, in recent years, a multi-hydraulic coupler fixing device composed of a plurality of female couplers and male couplers connected to a plurality of hydraulic hoses is used to supply and discharge a large amount of fluid. That is, the multi-hydraulic coupler fixing device allows a large amount of fluid to move by connecting a plurality of hydraulic hoses by connecting one female coupler and one male coupler.

In such a conventional multi-hydraulic coupler fixing device, a first block provided with a plurality of female couplers and a second block provided with a plurality of male couplers are arranged to face each other, and forward rotation of the handle member rotatably connected to the first block Alternatively, as the first and second guide members protruding from the first and second blocks are moved on the first and second guide holes according to reverse rotation, the first and second blocks become closer or farther away from each other, so that a plurality of female couplers and a plurality of numbers The coupler allows simultaneous connection or disconnection.

However, in the conventional multi-hydraulic coupler fixing device, the first and second guide members slide on the first and second guide holes, and the first and second guide holes of the handle member contact the first and second guide members. stress is concentrated. As a result, when a certain period of time elapses, the surface portion where the first and second guide holes are formed and the first and second guide members of the handle member are worn out, and play occurs at the point where the first and second blocks are closely coupled. As a result, there is a problem in that perfect close bonding cannot be achieved when combining 1 and 2 blocks. In addition, when continuous vibration or impact force is generated in a state in which stress is applied by jamming through the handle member so that the coupled state of the first and second blocks is maintained, damage may occur at the portion where the first and second guide holes are formed There is a problem with

A related technology for such a conventional multi-hydraulic coupler fixing device is presented in Republic of Korea Patent Registration No. 10-1667983 (October 21, 2016).

The present invention makes it easy to connect or separate a plurality of female couplers and a plurality of male couplers, as well as a pin-cam that maintains a stable connection state when connecting a plurality of female couplers and a plurality of male couplers. The purpose is to provide a coupling method multi-hydraulic coupler fixing device.

In the present invention, a first connection block in which a plurality of female couplers are formed, a plurality of male couplers symmetrical to the female coupler are formed, a connection guide shaft is provided on one side to be connected to the first connection block in a sliding manner, and the connection The guide shaft has a second connecting block formed with a cam locking groove, an adjusting handle rotatably connected to the first connecting block, and rotatably installed on the first connecting block so as to be connected to the adjusting handle, and a cam when the adjusting handle rotates. While being inserted into the locking groove and being hooked to the linking guide shaft, the second linking block is pulled and moved in the direction of the first linking block so that the first linking block and the second linking block are connected, or the second linking block is connected to the first link A block moving cam member that separates the first connecting block and the second connecting block by pushing in the opposite direction of the block, connected to the first connecting block, and connected or separated between the first connecting block and the second connecting block Provides a pin-cam coupling type multi-hydraulic coupler fixing device including a connection fixing part that keeps the control handle in a fixed state in the state.

In addition, the block movement cam member may be in the form of a shaft having a semicircular vertical cross-section.

In addition, the connecting fixing part is fixedly coupled to the first connecting block, and is installed to be slidably connected to the stopper holding plate and the control handle having first fixing grooves and second fixing grooves spaced apart from each other on the outer surface, One end is installed at the other end of the stopper connecting rod to be connected to the control handle, the stopper connecting rod selectively inserted into the first fixing groove or the second fixing groove of the stopper hanging plate, and one end of the stopper connecting rod first fixes the stopper hanging plate It may include a stopper support button means for elastically supporting the stopper connector so as to remain inserted into the groove or the second fixing groove.

In addition, the stopper support button means is fixedly coupled to the other end of the stopper connecting rod, and is inserted and installed inside the button body so as to be slidably moved through a cylindrical button body through which an axis guide hole is formed on one side, and one side In the button body, a fixed locking shaft having a locking end for preventing departure is installed on the inside of the fixed body, and a fixed spring elastically supporting the locking locking shaft so that the end of the locking shaft is maintained in a connected state to the control handle. can include

In the pin-cam coupling type multi-hydraulic coupler fixing device according to the present invention, the second connecting block is connected to the first connecting block in a sliding manner through the connecting guide shaft, and the cam locking groove formed in the block moving cam member and the connecting guide shaft Through this, the rotational motion generated when the control handle rotates is converted into linear motion on the connecting guide shaft so that the second connecting block moves in the direction of the first connecting block or in the opposite direction to the first connecting block. 2It makes it easy to connect and separate the connection block.

1 is a perspective view showing a pin-cam coupling method multi-hydraulic coupler fixing device according to an embodiment of the present invention.
Figure 2 is a schematic side view of the separated state of the pin-cam coupling method multi-hydraulic coupler fixing device according to an embodiment of the present invention.
Figure 3 is a schematic side view of the connected state of the pin-cam coupling method multi-hydraulic coupler fixing device according to an embodiment of the present invention.
4 is a cross-sectional view of a connection fixing part in a separated state of a pin-cam coupling type multi-hydraulic coupler fixing device according to an embodiment of the present invention.
5 is a cross-sectional view of a connection fixing unit in a connected state of a pin-cam coupling method multi-hydraulic coupler fixing device according to an embodiment of the present invention.

Hereinafter, preferred embodiments according to the present invention will be described in detail with reference to the accompanying drawings. Prior to this, the terms or words used in this specification and claims should not be construed as being limited to the usual or dictionary meaning, and the inventor appropriately uses the concept of the term in order to explain his/her invention in the best way. It should be interpreted as a meaning and concept consistent with the technical idea of the present invention based on the principle that it can be defined.

1 to 5, the pin-cam coupling type multi-hydraulic coupler fixing device according to an embodiment of the present invention includes a first connecting block 100, a second connecting block 200, and an adjusting handle 300. , a block moving cam member 400, and a connection fixing part 500.

The first connection block 100 is a part that connects a plurality of hydraulic hoses (not shown) together with the second connection block 200 in a state of facing the second connection block 200 to be described later. . Here, the first connection block 100 is illustrated as having a polygonal cross-section, but is not limited thereto and may be formed in a circular cross-section, of course.

The first connection block 100 is equipped with a plurality of female couplers 110 spaced apart from each other so as to be connected to a plurality of hydraulic hoses. At this time, the female coupler 110 is formed to pass through the first connection block 100, and is connected to the hydraulic hose and the male coupler 210 of the second connection block 200. Here, one side of the female coupler 110 has a nipple structure to be connected to a hydraulic hose, and the other side of the female coupler 110 is connected to the male coupler 210 mounted on the second connection block 200.

In addition, on one side of the first connection block 100, a movement guide groove 101 may be formed to extend in the forward and backward directions so as to insert and connect the connection guide shaft 220 of the second connection block 200 in a sliding manner. there is. At this time, the movement guide groove 101 is formed in a number corresponding to the number of installation of the connection guide shaft 220, and is formed at a position symmetrical to the position of the connection guide shaft 220.

The second connection block 200 is a part for connecting a plurality of hydraulic hoses together with the first connection block 100. Here, the second connection block 200 is preferably formed in a shape having the same cross section as the first connection block 100, but is not limited thereto.

The second connection block 200 is equipped with a plurality of male couplers 210 spaced apart from each other so as to be connected to a plurality of hydraulic hoses. At this time, a plurality of male couplers 210 are symmetrically mounted to the female coupler 110 mounted on the first connection block 100 and spaced apart from each other. Here, the male coupler 210 is formed to pass through the second connection block 200 and is connected to the hydraulic hose and the female coupler 110 of the first connection block 100. In addition, one side of the male coupler 210 has a nipple structure to be connected to a hydraulic hose, and the other side of the male coupler 210 is connected to the female coupler 110 mounted on the first connection block 100.

In addition, a connection guide shaft 220 is formed on one side of the second connection block 200 so as to be connected to the first connection block 100 in a sliding state in the forward and backward directions. Here, the connection guide shaft 220 is slidably inserted into the movement guide groove 101 of the first connection block 100 while being extended in the direction of the first connection block 100 . At this time, it is preferable that a plurality of connection guide shafts 220 are formed in parallel and spaced apart from each other so that the second connection block 200 can be connected to the first connection block 100 in a stable sliding movement.

In addition, at one side of the connection guide shaft 220, when the block moving cam member 400 is rotated by the control handle 300, the cam engaging groove 230 is provided to receive the rotational force of the block moving cam member 400. is formed That is, the cam catching groove 230 inserts and engages the block movable cam member 400 to the connection guide shaft 220, and transmits the rotational force of the block movable cam member 400 to the connection guide shaft 220 while controlling 2 allows the connecting block 200 to reciprocate in a straight line. Here, the cam engaging groove 230 is formed to have a semicircular vertical cross-section at one side of the bottom surface of the connection guide shaft 220.

The control handle 300 is a part rotatably connected to the first connection block 100. While the control handle 300 rotates forward or backward by the user, rotational force is transmitted to the block moving connection unit 400 to be described later. Here, the control handle 300 is formed in a '∩'-shaped cross-section with both ends bent, but is not limited thereto. Looking at the configuration of the control handle 300 in more detail, a pair of turntables 300a having longitudinal ends rotatably connected to the first connection block 100 in a state facing each other, and a pair It may include a connecting table 300b having both ends coupled to the other end of the rotating table 300a so as to connect the other end of the rotating table 300a. In addition, an engaging guide groove 301a may be formed on one side of the rotary table 300a to engage and connect the connecting fixing unit 500 to be reciprocally slidably movable by a predetermined length. At this time, a fixing groove 301b may be formed on one side of the connection table 300b to allow the end of the connection fixing part 400 to be connected in an inserted state. Both ends of the connecting table 300b are preferably fixedly coupled to the rotating table 300a, but are not limited thereto and may be rotatably coupled to the rotating table 300a.

The block movement cam member 400 is a member that transmits the rotational force of the control handle 300 to the second connection block 200 when the control handle 300 is rotated by the user. The block moving cam member 400 is connected to the cam locking groove 230 formed on the connecting guide shaft 220, and the second connecting block 200 moves according to the rotation direction by the adjusting handle 300. Change the direction to make it move. That is, the block movement cam member 400 pulls and moves the second connection block 200 in the direction of the first connection block 100 when the control handle 300 rotates clockwise, thereby moving the first connection block 100 and the second connection block 100. When the second connection block 200 is connected or the control handle 300 is rotated counterclockwise in a reverse direction, the second connection block 200 is pushed and moved in the opposite direction to the first connection block 100 so that the first connection block ( 100) and the second connection block 200 are separated. Here, the block moving cam member 400 is rotatably connected to both side surfaces of the first connection block 100. In addition, the block movement cam member 400 is connected to the connection guide shaft 220 while being inserted into the cam locking groove 230, so that the second connection block 200 can be pulled or pushed according to the direction of rotation. It may be formed in the form of an axis having a semicircular vertical cross-section shape so as to be.

The connection fixing part 500 is connected to the male coupler 210 of the second connection block 200 by the movement of the second connection block 200 through the block moving cam member 400 when the control handle 300 rotates. This part fixes the control handle 300 so that the second connection block 200 does not move when the female coupler 110 of the first connection block 100 is connected or separated. The connection fixing unit 500 is connected to one side of the first connection block 100. And, the connection fixing part 500 includes a stopper holding plate 510, a stopper connecting rod 520, and a stopper support button means 530.

The stopper hooking plate 510 is a plate member that fixes one end of the stopper connector 520 to the first connecting block 100 in a hooked state. The stopper holding plate 510 is disposed on one side of the first connection block 100, more specifically, between the end of the control handle 300 and the first connection block 100. It is installed in a fixed state.

In addition, a first fixing groove 511 and a second fixing groove 512 are formed on the outer surface of the stopper holding plate 510 to be spaced apart from each other so that one end of the stopper connector 520 is engaged in an inserted state. Here, the first fixing groove 511 and the second fixing groove 512 are the first connecting block 100 and the second connecting block 200 in a state in which one end of the stopper connector 520 is selectively inserted and engaged, respectively. The adjustment handle 300 is fixed in a connected or disconnected state. That is, when one end of the stopper connector 520 is inserted into the first fixing groove 511, the control handle 300 is maintained in a fixed state while the first connection block 100 and the second connection block 200 are connected. When one end of the stopper connector 520 is inserted into the second fixing groove 512, the control handle 300 is fixed in a state where the first connection block 100 and the second connection block 200 are separated. to be maintained as

The stopper connector 520 is a part that is selectively inserted into the first fixing groove 511 or the second fixing groove 512 of the stopper holding plate 510 according to the rotational position of the control handle 300 . The stopper connecting rod 520 is installed to be slidably connected to the rotation table 300a of the control handle 300. More specifically, the connecting protrusion 521 formed on one side of the stopper connecting rod 520 is the control handle 300 ) is connected to be slidably movable in an inserted state into the engaging guide groove 301a formed in the rotary table 300a.

In addition, the stopper connecting rod 520 is arranged to come into contact with the rotation table 300a of the control handle 300 in a parallel state so as not to interfere with the rotation of the control handle 300 while being connected to the control handle 300. At this time, one end of the stopper connecting rod 520 is moved along the rotational direction of the control handle 300, and then pushed in the direction of the stopper holding plate 510 by the stopper support button means 530 to stop the stopper holding plate 510. It may be inserted into the first fixing groove 511 or the second fixing groove 512 .

The stopper support button means 530 is not separated from the state in which one end of the stopper connector 520 is selectively inserted into the first fixing groove 511 or the second fixing groove 512 of the stopper holding plate 510. It is a part that elastically supports the stopper connector 520 so as to be maintained. That is, the stopper support button means 530 causes the stopper connector 520 to generate a pushing force in the direction of the stopper holding plate 510 until an external force is generated by a separate user. The stopper support button means 530 is coupled to the other end of the stopper connecting rod 520 so as to be connected to the connecting rod 300b of the control handle 300. Here, the stopper support button means 530 includes a button body 531, a fixed lock shaft 532, and a fixed spring 533.

The button body 531 is a tubular member fixedly coupled to the other end of the stopper connector 520 . An axis guide hole 531a is formed through one side of the button body 531 to guide the fixing shaft 532 to slide in a penetrating state.

The fixing shaft 532 is a shaft portion inserted and installed in the button body 531 to be slidably movable. The fixed locking shaft 532 is installed to be inserted into the button body 531 so as to pass through the shaft guide hole 531a. In addition, on one side of the fixed locking shaft 532, more specifically, at one end inserted and disposed inside the button body 531, a locking end 532a is formed to prevent separation while being hooked on the inner surface of the button body 531. can At this time, the other end of the fixed locking shaft 532, more specifically, the other end extended to the outside of the button body 531 is inserted into the fixed locking groove 301b formed on the connecting rod 300b of the control handle 300. connection is placed.

The fixing spring 533 elastically supports the locking shaft 532 so that the other end of the locking shaft 532 is inserted into the locking groove 301b of the control handle 300 and kept connected. The fixing spring 533 is installed inside the button body 531 so as to elastically support one end of the fixing shaft 532 . Here, the fixed spring 533 connects the other end of the fixed lock shaft 532 to the control handle 300, and the elastic supporting force of the fixed spring 533 is transmitted to the stopper connector 532 while the stopper connector 532 One end of serves to be pushed to the stopper engaging plate 510.

The operation of the pin-cam coupling type multi-hydraulic coupler fixing device of one embodiment configured as described above is as follows.

First, in a state in which the first connection block 100 and the second connection block 200 are separated, one end of the stopper connection base 520 of the connection fixing part 500 is the second fixing groove 512 of the stopper holding plate 510 ), the adjustment handle 300 is maintained in a fixed state in the inserted state.

If the first connecting block 100 and the second connecting block 200 are to be connected, the user connects one end of the stopper connecting rod 520 of the connecting fixing part 500 to the second of the stopper hanging plate 510. It is released while being caught in the fixing groove 512. That is, when the user manually pulls and moves the stopper connecting rod 520 in the direction of the connecting rod 300b of the control handle 300, the state in which the stopper connecting rod 520 is caught in the second fixing groove 512 is released.

Further, when the control handle 300 is rotated while the stopper connector 520 is maintained in a disengaged state from the second fixing groove 512, the block moving cam member 400 rotates correspondingly. At this time, as the block moving cam member 400 moves in the state of being inserted into the cam locking groove 230 of the linking guide shaft 220, the linking guide shaft 220 moves in the direction in which it is inserted into the moving guide groove 101. While being pulled, the second connection block 200 moves in the direction of the first connection block 100, so that the second connection block 200 and the first connection block 100 are connected.

Then, when the user releases the pulling force of the stopper connecting rod 520 by the gravitational force of the control handle 300 in the direction of the connecting rod 300b, the stopper connecting rod 520 fixes the spring of the stopper support button means 530 ( By the elastic force transmitted from 533), it slides again toward the stopper holding plate 510. Then, one end of the stopper connecting rod 520 is inserted into the first fixing groove 511 and held in a fixed state so that the control handle 300 does not rotate.

In this way, the pin-cam coupling type multi-hydraulic coupler fixing device of one embodiment connects the second connecting block 200 to the first connecting block 100 through the connecting guide shaft 220 in a sliding manner, and the block moves. Through the cam member 400 and the cam engaging groove 230 formed on the connection guide shaft 220, the rotational motion generated when the control handle 300 rotates is converted into linear motion on the connection guide shaft 220 so that the second The connection block 200 is moved in the direction of the first connection block 100 or in the opposite direction to the first connection block 100, and the connection and separation work of the first connection block 100 and the second connection block 200 makes it easy to do

Although the present invention has been described with reference to the embodiments shown in the drawings, this is merely exemplary, and those skilled in the art will understand that various modifications and equivalent other embodiments are possible therefrom. Therefore, the true technical scope of protection of the present invention should be determined by the technical spirit of the appended claims.

100: first connection block 110: female coupler
200: second connection block 210: male coupler
220: connection guide shaft 300: adjustment handle
300a: swivel 300b: connecting rod
400: block moving cam member 500: connection fixing part
510: Stopper hanging plate 520: Stopper connecting rod
530: stopper support button means

Claims (4)

A first connection block in which a plurality of female couplers are formed;
A second connection block having a plurality of male couplers symmetrical to the female coupler, a connection guide shaft provided on one side to be slidably connected to the first connection block, and a cam locking groove formed on the connection guide shaft;
an adjustment handle rotatably connected to the first connection block;
It is rotatably installed on the first connecting block to be connected to the adjusting handle, and when the adjusting handle rotates, the second connecting block is pulled toward the first connecting block while being inserted into the cam locking groove and hooked to the connecting guide shaft. a block moving cam member that connects the first connecting block and the second connecting block or separates the first connecting block and the second connecting block by pushing and moving the second connecting block in the opposite direction to the first connecting block;
A pin-cam combination type multi-hydraulic coupler fixing including a connection fixing part connected to the first connection block and maintaining the control handle in a fixed state in a state in which the first connection block and the second connection block are connected or separated. Device. The method of claim 1,
The block moving cam member is a pin-cam coupling method multi-hydraulic coupler fixing device in the form of an axis having a semicircular vertical cross-section shape. The method of claim 1,
The connection fixing part,
A stopper holding plate fixedly coupled to the first connection block and having a first fixing groove and a second fixing groove spaced apart from each other on an outer surface thereof;
A stopper connecting rod installed to be slidably connected to the control handle, one end of which is selectively inserted into the first fixing groove or the second fixing groove of the stopper holding plate;
A stopper support button means installed at the other end of the stopper connecting rod to be connected to the control handle and elastically supporting the stopper connecting rod so that one end of the stopper connecting rod remains inserted into the first fixing groove or the second fixing groove of the stopper holding plate. Pin-cam coupling method multi-hydraulic coupler fixture including a. The method of claim 3,
The stopper support button means,
A button body in the form of a barrel fixedly coupled to the other end of the stopper connecting rod and having a shaft guide hole penetrated at one side thereof;
A fixed locking shaft inserted and installed inside the button body so as to slide through the shaft guide hole and having a locking end formed on one side to prevent separation while being hooked on the button body;
A pin-cam coupling type multi-hydraulic coupler fixing device that is installed inside the fixed body and includes a fixed spring for elastically supporting the fixed locking shaft so that the end of the fixed locking shaft remains connected to the control handle.

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