KR101959491B1 - Floodgate lifter having auto open/close function - Google Patents

Abstract

Provided is a floodgate lifter having an automatic opening and closing function using a portable actuator, capable of conveniently and safely opening and closing a floodgate while preventing malfunction. To achieve the purpose, the floodgate lifter includes: a rack bar installed in a vertical direction; a gear box including a power connection terminal; a connection socket for electrically connecting an external signal with a limit switch; a portable actuator connected to the power connection terminal of the gear box; and a connection jack extended from the portable actuator to be connected to the connection socket.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a floodgate lifting apparatus having an automatic opening and closing function using a portable actuator,

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a hydrant lifting apparatus, and more particularly, to a hydrant lifting apparatus having an automatic opening and closing function using a portable actuator for opening and closing a hydrant by using a portable actuator and opening and closing the hydrant more conveniently and safely.

Generally, dams are installed in dams, reservoirs, reservoirs or rivers for various purposes such as volume control and prevention of backflow. Such gates are described in Korean Utility Model No. 0348342 (published on Apr. 28, 2004) As large as the frame; Opening and closing plate; And a lift device, wherein the lift device comprises a screw bar provided at an upper end of the open / close board and an actuator or a handle which is driven to engage with the screw bar.

However, when the actuator is used as the elevating device, there is a disadvantage in that it incurs a large cost due to facilities and maintenance, and when the handle is applied, opening and closing of the door must be carried out manually.

In order to solve this problem, an invention has been developed in which a power tool is used to lift a sluice gate.

However, when the power tool is used in this manner, the operator must manually operate the power tool while visually checking the opened state and the descended state of the watercraft, so that the operator can not raise or lower the watercraft, And the motor of the power tool is broken.

SUMMARY OF THE INVENTION The present invention has been made in view of the above problems, and it is an object of the present invention to provide a hydraulic actuator capable of opening and closing a sluice gate by means of a limit switch attached to the sluice main body, An object of the present invention is to provide a float elevator device having an automatic opening / closing function using a portable actuator that automatically and conveniently closes and closes a water gate, thereby preventing malfunction of the body and the manual tool.

The problems to be solved by the present invention are not limited to the above-mentioned problems, and other problems which are not mentioned can be clearly understood by those skilled in the art from the following description.

In order to accomplish the above object, the present invention provides a float elevator having an automatic opening / closing function using a portable actuator, comprising: a lift frame installed on both sides of a watercourse; An opening and closing plate for opening and closing the gate while ascending and descending along the lifting frame; And a support beam installed at an upper portion of the lifting frame, wherein the rack bar is installed vertically through the support beam from the upper end of the open / close board; A plurality of gears are installed on the upper portion of the support beam so as to reduce the force for raising and lowering the rack bars while holding the rack bars while the power bars for driving the combination of the gears are disposed at the front side Formed gearbox; A limit switch member for opening / closing the water gate at a predetermined position in accordance with the raising / lowering operation of the rack bar, wherein the limit switch and the closing limit switch are formed at one side of the gear box, respectively; A connection socket formed at one side of the gear box for electrically connecting an external signal to the limit switch; A portable actuator for connecting to a power connection end of the gear box; And a connection jack extending from the portable actuator and connected to the connection socket, wherein the portable actuator selectively connects the power of the actuator with the open / close signal of the limit switch input through the connection of the connection jack and the connection socket, And controls the raising and lowering operation states of the rack bars by supplying or disconnecting them to the gear box.

The portable actuator may be configured to be operated by supplying a portable battery or an external power source.

Wherein the gear box comprises: a cradle for supporting the portable handle or the portable actuator in a state of being connected to the power connection end; The cradle can be formed to be offset from the front side through the shaft coupling with the gear box.

The portable actuator may be configured such that when the portable actuator is operated in an open mode in a state where the connection jack is inserted into the connection socket and electrically connected to the gear box, the hydraulically operated instrument panel of the gear box displays a closed state, When the rack bar is operated in an open state in accordance with the power transmission of the actuator and the closing limit signal is outputted by contacting the inside of the closing limit switch at a predetermined position, the operation of the rack bar is stopped by interrupting the power transmission of the portable actuator, When the portable actuator is operated in the closed mode, the hydraulically operated instrument panel of the gear box displays the open state, and the rack bar operates in a closed state in accordance with the power transmission of the portable actuator, To open the open signal When, the operation of the rack bar can be operated to stop to block the power transmission of the portable actuator.

The portable actuator includes a handle switch for turning on / off driving power; An open switch and a close switch that are connected in parallel to the rear end of the pull switch to switch opening / closing directions of the water gate; And a plurality of connection socket contacts connected in series to the rear ends of the open switch and the close switch and connected to the gear box, wherein the open limit switch and the closed limit switch, respectively formed at one side of the gear box, And each of the connection socket contacts is connected in series to the rear end thereof to transmit the respective opening signals and the closing signals.

In addition, open relays and closed relays are further connected in series to the rear ends of the respective open and close limit switches, and the open and close switches for switching the opening and closing directions of the water catches in accordance with the operation of the respective open and close limit switches, It is further preferable that the opening and closing states of the switch are maintained until a next direction switching operation occurs.

Other features of the invention and more specific details are included in the detailed description and drawings.

According to the hydrologic lifting device having the automatic opening / closing function using the portable actuator according to the present invention, when the operator does not visually check the opening / closing state of the watercraft, the power transmission state of the power tool by the limit switch attached to the hydrology main body It is possible to prevent malfunction of the main body and the manual tool and to open and close the gate easily and safely.

In addition, by using a power source that can be moved without installing a fixed power source, it is possible to reduce the installation cost and the maintenance cost, thereby further improving the economical efficiency and convenience.

The effects of the present invention are not limited to the above-mentioned effects, and other effects not mentioned can be clearly understood by those skilled in the art from the following description.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 and FIG. 2 are views showing a hydrostatic lift device having an automatic opening / closing function using a portable actuator according to an embodiment of the present invention; FIG.
BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a hydrostatic lift device, and more particularly,
4 is an explanatory view showing a use state of a hydrostatic lift device according to an embodiment of the present invention;
FIG. 5 is a detailed circuit diagram showing a circuit configuration of a hydrostatic lift device having an automatic opening / closing function using a portable actuator according to an embodiment of the present invention; FIG.

BRIEF DESCRIPTION OF THE DRAWINGS The advantages and features of the present invention and the manner of achieving them will become apparent with reference to the embodiments described in detail below with reference to the accompanying drawings. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete and will fully convey the concept of the invention to those skilled in the art. To fully disclose the scope of the invention, and the invention is only defined by the scope of the claims.

The terminology used herein is for the purpose of illustrating embodiments and is not intended to be limiting of the present invention. In the present specification, the singular form includes plural forms unless otherwise specified in the specification. The term " comprises " And / or "comprising" does not exclude the presence or addition of one or more other elements in addition to the stated element. Like reference numerals refer to like elements throughout the specification and "and / or" include each and every combination of one or more of the elements mentioned. Although "first "," second "and the like are used to describe various components, it is needless to say that these components are not limited by these terms. These terms are used only to distinguish one component from another. Therefore, it goes without saying that the first component mentioned below may be the second component within the technical scope of the present invention.

Unless defined otherwise, all terms (including technical and scientific terms) used herein may be used in a sense that is commonly understood by one of ordinary skill in the art to which this invention belongs. In addition, commonly used predefined terms are not ideally or excessively interpreted unless explicitly defined otherwise.

The terms spatially relative, "below", "beneath", "lower", "above", "upper" And can be used to easily describe a correlation between an element and other elements. Spatially relative terms should be understood in terms of the directions shown in the drawings, including the different directions of components at the time of use or operation. For example, when inverting an element shown in the figures, an element described as "below" or "beneath" of another element may be placed "above" another element . Thus, the exemplary term "below" can include both downward and upward directions. The components can also be oriented in different directions, so that spatially relative terms can be interpreted according to orientation.

Preferred embodiments of the present invention will now be described in detail with reference to the accompanying drawings.

FIG. 1 and FIG. 2 are views showing the structure of a water floe elevator having an automatic opening / closing function using a portable actuator according to an embodiment of the present invention.

As shown in the drawing, the float elevator according to one embodiment of the present invention includes a rack bar 100 installed vertically through the support beam 30 from the top of the open / close board 20; And a plurality of gears installed on the support beam 30 to reduce the force for raising and lowering the rack bar 100 while allowing the rack bar 100 to be lifted while holding the rack bar 100, And a gear box 200 having a power connection terminal 210 for driving the combination of the gears.

First, the water gate to which the present invention is applied includes a lift frame 10 installed on both sides, an open / close board 20 which lifts and lowers along the lift frame 10 and opens and closes a gate, And a support beam (30). At this time, the lifting frame 10 not only guides the opening / closing plate 20 to move up and down smoothly, but also keeps the opening / closing plate 20 from being pushed by the water pressure.

The support beam 30 is for supporting the openable / closable plate 20 at the same time as installing the gear box 200 described later. The support beam 30 is formed of a steel structure in consideration of the shape and size of the water inlet, Structure. At this time, the support beam 30 is formed with a hole to penetrate the rack bar 100 to be described later.

1 and 2, the rack bar 100 is installed in the vertical direction through the support beam 30 from the upper end of the open / close board 20, and the center of the open / Install on both sides.

1 and 2, the gear box 200 is installed at an upper portion of the support beam 30 to lift and raise the rack bar 100 while holding the rack bar 100, A plurality of gears are combined so as to reduce the force for raising and lowering the gears, and a power connection end 210 for driving the combination of the gears is formed in front. At this time, the power connection terminal 210 is formed in the form of a square or hexagonal protrusion or a groove.

3 is an outline view showing a gear box of a hydrostatic lift device according to an embodiment of the present invention and other components of the hydrostatic lift device, and FIG. 4 is an explanatory view showing a use state of the hydrostatic lift device according to an embodiment of the present invention .

As shown in FIGS. 3 and 4, the gear box 200 includes a gear box 200 for supporting the portable handle 300a or the portable actuator 300b, which will be described later, And a holder 220. At this time, the cradle 220 may be formed in an open top so as to place the portable handle 300a or the actuator 300b on the top, or may be formed in a closed form so as to fit in the front.

5, an opening limit switch OPEN S / W and a closing limit switch CLOSE L / S are formed on one side of the gear box 200 to allow the rack bar 100 to move up and down A limit switch member 500 for opening / closing the water gate at a preset position, and a limit switch member 500 formed at one side of the gear box 200 for connecting an external signal to each of the limit switches OPEN S / W (CLOSE L / S A portable actuator 300b for connecting to the power connection terminal 210 of the gear box 100 and a connection terminal 300b extending from the portable actuator 300b and electrically connected to the connection socket 400. [ 400, as shown in FIG.

At this time, the portable actuator 300b is connected to the actuator (300) according to an open / close signal of a limit switch (OPEN S / W) (CLOSE L / S) inputted through the coupling of the connection jack (410) 300b are selectively supplied to or disconnected from the gear box 100 to control the raising and lowering operation states of the rack bars 100. [

Also, the portable actuator 300b may be configured to be operated by supplying a portable battery (B / T) or an external power source.

3 and 4, the cradle 220 is formed to be offset from the front side through the axial coupling with the gear box 200, as shown in Figs. That is, the cradle 200 is used in a forward direction when used, and is prevented from being damaged by being disposed above the gear box 200 when the cradle 200 is not in use. For this purpose, the gear box 200 and the holder 220 may be axially coupled to each other at a side or an upper portion thereof.

Accordingly, it is possible to prevent the mounting stand from being lifted up when the portable steering wheel or the portable actuator is supported on the mounting stand, and the portable actuator 300b can be more stably fixed. Particularly, the size of the portable actuator 300b It is more effective when the shape is various.

2, a portable handle 300a or a portable actuator 300b for connecting to the power connection terminal 210 of the gear box 200 may be provided as an embodiment of the present invention. do.

Here, the portable handle 300a is intended to be directly turned by the force of a person, and includes a handle in the form of a wheel, as well as a handle in the form of a crank, as shown in the figure. In this way, when the portable handle 300a is applied, it is possible to reduce the force for moving the opening / closing plate 20 up and down by the gear box 200.

In addition, the portable actuator 300b is driven by its own power in a state of being connected to the power connection terminal 210, such as an electric drill or an electric wrench. In general, the portable actuator 300b includes a built- Or use a portable battery. At this time, the use of a portable battery has the advantage that a higher output can be obtained.

When the portable actuator 300b is operated in the open mode in a state where the connection jack 410 is inserted into the connection socket 400 and is electrically connected to the gear box 200, The lock bar 100 of the box 200 displays a closed state and the rack bar 100 is operated in an open state in accordance with the power transmission of the portable actuator 300b, When the switch CLOSE L / S is contacted and a closing signal is output, the operation of the rack bar 100 is stopped by interrupting the power transmission of the portable actuator 300b.

On the other hand, when the portable actuator 300b is operated in the closed mode, the hydraulically operated instrument panel 20 of the gear box 200 displays the open state, and when the portable actuator 200 is powered, When the open / close limit switch (OPEN L / S) is in contact with the inside of the rack limit switch (100) in a closed position to output an open signal, the power transmission of the portable actuator (300b) May stop operating.

To this end, the present invention has constituted a circuit as shown in Fig. 5 as an embodiment.

FIG. 5 is a detailed circuit diagram showing a circuit configuration of a hydrostatic lift device having an automatic opening / closing function using a portable actuator according to an embodiment of the present invention.

As shown in the figure, the portable actuator 300b includes a handle switch SW1 for turning on and off a driving power source, an open switch (not shown) connected in parallel to the rear end of the handle switch SW1, Each of the connection socket contacts N1 and N2 connected in series to the rear ends of the opening switch SW2 and the closing switch SW3, the opening switch SW2 and the closing switch SW3 to be connected to the gear box 200, .

Each of the connection socket contacts N1 and N2 may be connected through the connection of the connection jack 410 and the connection socket 400. [

According to this configuration, the opening limit switch OPEN / S and the closing limit switch CLOSE L / S formed at one side of the gear box 200 are connected to the connection socket contacts N1 and N2 ) To transmit respective open and closed signals.

Further, the open relay (UVOR) and the closed relay (UVCR) may be further connected in series to the rear ends of the respective open and close limit switches (OPEN L / S) (CLOSE L / S).

The open relay (UVOR) and the closed relay (UVCR) are connected to the open switch SW2 (SW2) for switching the open / close direction of the water door according to the operation of each open / close limit switch (OPEN L / S) And the closing switch SW3 can be maintained until the next switching operation occurs.

As described above, by forming the embodiment of the present invention as described above, it is easy to attach and detach the head, and the portable actuator is fixed so as not to turn along the rotation of the portable actuator. In addition, according to the present invention having the above-described structure, economical efficiency and convenience can be further improved by making it easy to use while reducing water supply facilities and maintenance costs.

In particular, even if the operator does not visually confirm the open / close state of the water gate, the power transmission state of the power tool is controlled by the limit switch attached to the water gate main body, thereby preventing malfunction of the main body and the manual tool, have.

In addition, by using movable power source without installing a fixed power source at the gate, installation cost and maintenance cost can be reduced, thereby improving economy and convenience.

While the present invention has been described in connection with what is presently considered to be practical exemplary embodiments, it is to be understood that the invention is not limited to the disclosed embodiments, but, on the contrary, You will understand. It is therefore to be understood that the above-described embodiments are illustrative in all aspects and not restrictive.

10: lift frame 20: open / close plate
30: support beam 100:
200: gear box 210: power connection stage
220: Cradle 230: Retaining ring
240: Clasp 250: Clamping frame
300a: Portable handle 300b: Portable actuator
400: connection socket 410: connection jack
500: Limit switch member SW1: Handle switch
SW2: opening switch SW3: closing switch
N1, N2: Connection socket contact OPEN L / S: Open Limit switch
CLOSE L / S: Closed limit switch UVOR: Open relay
UVCR: Closed relay

Claims (6)

A lift frame installed on both sides of the watercourse; An opening and closing plate for opening and closing the gate while ascending and descending along the lifting frame; And a support beam installed on an upper portion of the lifting frame,
A rack bar installed vertically through the support beam from an upper end of the open / close board;
A plurality of gears are installed on the upper portion of the support beam so as to reduce the force for raising and lowering the rack bars while holding the rack bars while the power bars for driving the combination of the gears are disposed at the front side Formed gearbox;
A limit switch member for opening / closing the water gate at a predetermined position in accordance with the raising / lowering operation of the rack bar, wherein the limit switch and the closing limit switch are formed at one side of the gear box, respectively;
A connection socket formed at one side of the gear box for electrically connecting an external signal to the limit switch;
A portable actuator for connecting to a power connection end of the gear box;
And a connection jack extending from the portable actuator and connected to the connection socket,
The portable actuator selectively supplies or disconnects the power of the actuator to the gear box in accordance with the open / close signal of the limit switch inputted through the connection of the connection jack and the connection socket to control the lifting and lowering operation states of the rack bar And a control unit for controlling the operation of the float elevator, wherein the float elevator has an automatic opening and closing function using a portable actuator,
The portable actuator includes:
With the connection jack plugged into the connection socket and in electrical connection with the gearbox,
When the portable actuator is operated in the open mode, the hydraulically operated instrument panel of the gear box is closed, and the rack bar is operated in an open state in accordance with the power transmission of the portable actuator, The operation of the rack bar is stopped by interrupting the power transmission of the portable actuator,
On the other hand, when the portable actuator is operated in the closed mode, the hydraulically operated instrument panel of the gear box displays the opened state, and the rack bar is operated in a closed state in accordance with the power transmission of the portable actuator, When the switch is in contact with and outputs an open signal, operation of the rack bar is stopped by interrupting the power transmission of the portable actuator,
The portable actuator includes:
A handle switch for turning on / off the driving power;
An open switch and a close switch that are connected in parallel to the rear end of the pull switch to switch opening / closing directions of the water gate;
And a plurality of connection socket contacts connected in series to the rear end of the opening switch and the closing switch, respectively, for connecting the gear box to the gear box,
The open limit switch and the closed limit switch respectively formed at one side of the gear box are connected in series to the rear ends of the respective connection socket contacts when the socket is connected to transmit respective open signals and closed signals,
Wherein the open relay and the close relay are further connected in series to the rear ends of the open and close limit switches, respectively, to open and close the open / close direction of the water gate according to the operation of the open / close limit switches Wherein the opening and closing state is maintained until a next direction switching operation is performed. 9. A hydride lifting apparatus having an automatic opening and closing function using a portable actuator. The method according to claim 1,
The portable actuator
Wherein the portable actuator is configured to be operated by supplying a portable battery or an external power source. The method according to claim 1,
The gear box includes:
A holder for supporting the portable handle or the portable actuator in a state of being connected to the power connection terminal;
Wherein the cradle is configured to be displaced from the front side to the top side through shaft coupling with the gear box. delete delete delete

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