KR100759262B1 - Automatic drainage device for control outflow from the paddy - Google Patents

Abstract

An automatic drainage device for controlling an amount of outflow from a paddy is provided to make smooth adjustment of the amount of outflow and a level. An automatic drainage device for controlling an amount of outflow from a paddy comprises a drainage device body(10) buried in a bank(B) of the paddy. A drainage pipe(20) passes through the drainage device body so as to communicate the inside with the outside of the paddy. An elbow inflow pipe(30) is rotatably coupled to the drainage pipe(20), and includes an inlet(32) through which water flows and a connector(34) coupled to the drainage pipe such that the inlet and the connector are disposed at a predetermined angle. A drive unit(40) rotates the elbow inflow pipe. A control unit(50) controls the drive unit. A height of the inlet is adjusted so as to be lower or higher than the level of the paddy according to a rotating angle of the elbow inflow pipe.

Description

Automatic drainage device for control outflow from the paddy}

1 is an exploded perspective view schematically showing an automatic drainage water for water management according to a preferred embodiment of the present invention.

Figure 2 is a block diagram showing a part of the configuration of automatic water drainage for water management according to a preferred embodiment of the present invention.

Figure 3 is a perspective view showing a state installed in the freshwater farmland automatic drainage water management water according to a preferred embodiment of the present invention.

<Explanation of symbols for main parts of the drawings>

10 ... cockle body 12 ... central wall

13, 14 side wall 20 drain pipe

30.Elbow inlet 31.Inlet

40.Driver 41 ... Drive motor

43.Drive belt 50 ... Control unit

54 ... control unit 55, 56 ... 1,2 mode switch

57, 58 ... 1,2 operation buttons 60 ... Water level sensor

70 ... rotation angle sensor 72,73 ... 1,2 position sensor

The present invention relates to a water management drainage, and more particularly, to a water management drainage for adjusting the water level of freshwater farmland is installed in freshwater farmland that stores water at a certain level, such as rice fields.

In general, freshwater farmland, such as rice fields, is provided with a bank for trapping water around the bank, and the bank is provided with a water cock for supplying water to the inside of freshwater farmland and a drain cock for draining water inside the freshwater farmland to the outside. do. These feedwater and drainwater tails are connected to other freshwater crops or waterways adjacent to the freshwater crops.

Conventionally, a part of the bank is used as a water supply drainage and a drainage drainage, and the open portion is mostly used by blocking the soil with soil. However, there is a problem in that the method of using the soil is cumbersome work, burst by the water pressure or partially lost the dam.

In order to solve these problems, researches are continuously being conducted to develop a water cock that is convenient for work and does not easily break due to water pressure. As a part of this, Korean Utility Model Model No. 1999-1639 (filed June 20, 1997) In this paper, water stalks have been proposed to create a sluice that connects the inside and the outside of freshwater farmland and to open and close the sluice gate with a level control plate.

Conventional drainage water disclosed in Korean Utility Model No. 1999-1639 includes a water tail body having a water gate, a level control plate hinged to the water gate of the water tail body, and guide rails provided on both side fixed walls of the water tail body. By rotating the water level control plate, the hook locking holes provided on both lower sides of the water level control plate are caught by a plurality of hook locking grooves provided at predetermined intervals on the guide rail to adjust the opening angle of the water level control plate.

By the way, since the conventional drainage water tail is opened from the bottom of the water gate while the water level control plate rotates, the water inside the freshwater farmland is drained from the bottom side. Therefore, even if the water level control plate is opened for a short time due to the large drainage pressure, a large amount of water is drained and the water volume adjustment is not smooth, and it is not easy to adjust the opening angle of the water level control plate, and a lot of power is required to close the water level control plate. .

In addition, since the water from the bottom of the floodgate is opened from the lower part of the floodgate, the water in the farmland is drained out, and the water level of the farmland cannot be adjusted, and the water in the farmland due to the drainage of freshwater farmland from the bottom of the farmland There is a problem that the drainage is blocked by being discharged together with the water drained by the sedimentation in the drainage.

In addition, if foreign matters such as soil or bushes are caught on the guide rail, it is difficult to move the hook latch of the water level control plate along the guide rail, and if it is used for a long time, the hook latch is worn out and the hook latch is detached from the hook rail of the guide rail. There is a problem that the gate is easy to open.

In addition, in order to maintain the water level of the freshwater farmland at a suitable height in accordance with the development of the crop being grown, the conventional drainage tail is a source of freshwater farmland due to the trouble of having to drain the water at that time and draining the water at that time. If water is blowing, there is a problem that it is difficult to respond quickly.

In addition, the conventional aquatic tiger is concerned that most farmers who grow crops take water, but even when water reaches the desired level in the farmland, it is relatively neglected to block the intake or manage the drainage. Is severe.

The present invention is to solve the problems as described above, the water volume control and water level control is smooth, water management for water can automatically drain the freshwater farmland water so that the water level of freshwater farmland can be maintained at the desired height. The purpose is to provide an automatic drain.

Automatic drainage water for the water management according to the present invention for achieving the above object, and the water body to be installed on the bank of the freshwater farmland, and the drain pipe is installed through the body to connect the inside and the outside of the freshwater farmland and And an elbow type inlet pipe rotatably coupled to the drain pipe and having an inlet part through which the water of the freshwater farmland is introduced and a connection part connected to the drain pipe, wherein the inlet part and the connecting part have a predetermined angle, and the elbow inlet pipe. And a control device for controlling the drive device, wherein the height of the inlet is adjusted to be higher or lower than the level of the freshwater farmland according to the rotation angle of the elbow type inlet pipe.

Here, the water management drainage tail according to the present invention may further include a water level detection device for detecting the water level of the freshwater farmland and transmitting a detection signal to the control device.

The drive device may include a drive motor, a drive gear coupled to the drive motor, and a drive belt connecting a connection portion between the drive gear and the elbow inlet pipe.

In addition, the water management drainage water according to the present invention may further include a rotation angle detection device for detecting the rotation angle of the elbow type inlet pipe and transmits the detection signal to the control device, the control device is the elbow When the rotation angle of the mold-type inlet pipe is equal to or more than a predetermined rotation angle, the driving device may be terminated.

The rotation angle detecting device may include a positioning member installed at one side of the driving belt and first and second position detecting sensors spaced apart from each other around the driving belt to detect the positioning member. can do.

In addition, the drainage cord for water management according to the present invention is a guide groove provided in any one of the elbow type inlet pipe and the drain pipe and the guide groove so that the elbow type inlet pipe can rotate without being separated from the drain pipe. The elbow type inlet pipe and the drain pipe may be further provided with a guide protrusion provided on the other one of the drain pipe.

Hereinafter, with reference to the accompanying drawings will be described for the water management drainage water according to a preferred embodiment of the present invention.

1 is an exploded perspective view schematically showing an automatic water drainage for water management according to a preferred embodiment of the present invention, Figure 2 is a block diagram showing a partial configuration of the automatic water drainage for water management according to a preferred embodiment of the present invention. 3 is a perspective view showing a state in which the automatic drainage water for the water management in accordance with a preferred embodiment of the present invention installed on freshwater farmland.

As shown in FIG. 1, the water management drainage cord according to a preferred embodiment of the present invention includes a water main body 10 having a through hole 11, and a drain pipe 20 installed in the through hole 11. , An elbow type inlet pipe 30 rotatably installed in the drain pipe 20, a driving device 40 for rotating the elbow type inlet pipe 30, and a control device 50 for controlling the driving device 40. ), A water level detecting device 60 for detecting the water level of freshwater farmland, and a rotation angle detecting device 70.

The main body 10 includes a central wall portion 12 having a through hole 11 and sidewall portions 13 and 14 coupled to left and right sides of the central wall portion 12, respectively. Both side wall portions 13 and 14 are provided in a form bent to one side at both sides of the central wall portion 12. Since both side wall portions 13 and 14 are bent to one side of the central wall portion 12, the water cock body 10 may stand in a stable posture when installed on the weir B (see FIG. 3). When installed on the freshwater farmland, the main body 10 is installed such that both sidewall portions 13 and 14 are opened to the inside of the freshwater farmland. Inside each of the central wall portion 12 and both side wall portions 13 and 14, filling spaces 15 and 16 and 17 may be filled with weights such as soil, stone, and concrete.

The main body 10 is made of a box made of concrete or corrosion-resistant stainless steel or plastic material, it is not easily deformed by external force and can withstand water pressure when installed in freshwater farmland.

Drainage pipe 20 is installed in the through hole 11 of the main body 10 connects the inside and the outside of freshwater farmland. A guide groove 21 is provided at one end of the drain pipe 20 protruding into the freshwater farmland. The guide groove 21 is provided in parallel with the rotational direction of the elbow type inlet pipe 30 in the circumferential direction of the drain pipe 20. After the drain pipe 20 is inserted into the through hole 11, a sealing member such as silicon may be interposed between the drain pipe 20 and the through hole 11 to close the gap.

The elbow type inlet pipe 30 includes an inlet part 32 provided with an inlet 31 and a connecting part 34 provided with a connector 33, and the inlet part 32 and the connecting part 34 have a predetermined angle. , Preferably bent to form a substantially vertical shape. The elbow type inlet pipe 30 is coupled to one end of the connection portion 34 protruding into the freshwater farmland of the drainage pipe 20 so that the inlet 31 is approximately connected to the connector 33 at a position where the inlet 31 faces upward. Rotate approximately 90 ° clockwise or counterclockwise to the same height. One side of the connection portion 34 is provided with an insertion hole 35 into which the guide protrusion 46 to be described later is inserted.

The drive device 40 drives a drive motor 41, a drive gear 42 coupled to the drive motor 41, and a drive gear 42 and a connection portion 34 of the elbow type inlet pipe 30. And a belt 43. The drive motor 41 is installed inside the motor case 44 to prevent water from contacting. As the driving belt 43, a timing belt provided with a tooth to be engaged with the driving gear 42 is used. One side of the drive belt 43 is provided with a coupling hole 45 corresponding to the insertion hole 35 of the elbow type inlet pipe 30, the coupling hole 45 is coupled to the guide projection 46. When the guide protrusion 46 is inserted into the guide groove 21 of the drain pipe 20 through the coupling hole 45 of the drive belt 43 and the insertion hole 35 of the elbow type inlet pipe 30 during assembly, Coupling the drive belt 43 and the elbow type inlet pipe 30, and guides the rotation of the elbow type inlet pipe (30).

The control device 50 controls the operation of the drive device 40 to adjust the rotation angle of the elbow type inlet pipe 30. The control device 50 is installed in the housing 51 opened and closed by the cover 52 so as not to contact with water. Inside the housing 51, a battery 53 for supplying power to the control device 50 and the drive motor 41 is installed. Herein, the battery 53 may be excluded, and in this case, external power may be supplied to the control device 50 and the driving motor 41 instead of the battery 53. The housing 51 is installed high so as not to come into contact with water on one side of the cockle body 10 or in the vicinity of the cockle body 10.

The control device 50 has an automatic adjustment mode for automatically driving the drive motor 41 through the detection signal of the water level sensor 60 and a manual adjustment mode for driving the drive motor 41 by a user's operation. It can be operated in two modes.

As shown in FIG. 2, the control device 50 is connected to the driving motor 41, the water level sensing device 60, and the rotation angle sensing device 70, and detects the water level sensing device 60 and the rotation angle. A control unit 54 for receiving a signal from the device 70 to control the drive motor 41, a first mode switch 55 for selecting an automatic adjustment mode, and a second mode switch for selecting a manual adjustment mode 56, a first operation button 57 for manually forward rotation of the drive motor 41 in the manual adjustment mode, and a second operation button 58 for reverse rotation of the drive motor 41; .

As shown in FIG. 2, the water level detecting device 60 includes a cylindrical protective case 61 fixed to freshwater farmland, a water level display member 62 installed inside the protective case 61, and a water level display. An electrode support rod 63 coupled to the member 62, and ground electrodes 64 and first and second electrodes 65 and 66 coupled to the electrode support rod 63 so as to be movable in position. The lower side of the protective case 61 is provided with a plurality of through-holes 67 for communicating the outside and the inside of the protective case 61 so that the fresh water farmland water flows into the protective case 61, the protective case ( A support bracket 68 for supporting the protective case 61 so as not to fall is coupled to the lower outer side of the 61. The protective cover 69 is detachably coupled to the open upper portion of the protective case 61.

The water level detecting device 60 having such a configuration is installed so that a portion of the lower end is buried in the freshwater farmland, and the water of the freshwater farmland is filled with the same water level inside the protective case 61. In the automatic adjustment mode, there is little water in the freshwater farmland so that the water level is lower than the first electrode 65 so that a signal is sent when the first electrode 65 is located outside the water, and the control device 50 The inlet 31 of the elbow type inlet pipe 30 is directed upward so that the water of freshwater farmland is not drained. On the contrary, when the water level of the freshwater farmland is increased and the water introduced into the protective case 61 of the water level sensing device 60 reaches the second electrode 66 on the first electrode 65, the signal for this is controlled. In this case, the control device 50 operates the drive motor 41 so that the inlet 31 of the elbow type inlet pipe 30 is below the level of the freshwater farmland so that the water of the freshwater farmland is drained. do.

Here, since the ground electrodes 64, the first and second electrodes 65 and 66 can be moved along the electrode support rod 63, the user can select each electrode according to the type of crop or the state of development of the crop. The positions of (64) (65) (66) can be changed to maintain the water level in freshwater farmland properly.

The rotation angle detection device 70 detects the rotation angle of the elbow type inlet pipe 30 and transmits the detection signal to the control device 50 to prevent the elbow type inlet pipe 30 from being rotated more than a predetermined rotation angle. Rotation angle detecting device 70, the positioning member 71 is installed on one side of the drive belt 43, and the drive belt 43 and the main body 10 to detect the positioning member 71; The first and second position sensors 72 and 73 are installed to be spaced somewhat apart. As the first and second position detecting sensors 72 and 73, various sensors capable of detecting an adjacent object such as an optical sensor and a magnet sensor may be used.

The first and second position detecting sensors 72 and 73 are arranged in parallel with the driving path of the driving belt 43 so as to move together with the driving belt 43 when the driving belt 43 runs. Detects the signal and transmits the detected signal to the control device 50. The control device 50 stops the drive motor 41 when the detection signal is transmitted from the rotation angle detecting device 70 so that the elbow type inlet pipe 30 is rotated within a range of approximately 90 ° from the vertical position to the horizontal position. do.

Hereinafter, with reference to the accompanying drawings will be described for the installation method and action of the water management drainage water according to a preferred embodiment of the present invention.

As shown in FIG. 3, the automatic drainage tail according to the present invention, which is assembled, is installed at a drain provided on one side of the bank B surrounding the freshwater farmland. At the time of installation of the drainage water cock, the water cock body 10 is disposed in a form in which both sidewall portions 13 and 14 are opened toward the inside of the freshwater farmland so that the elbow type inlet pipe 30 is placed inside the freshwater farmland. In addition, the filling spaces 15, 16, and 17 (see FIG. 2) of the center wall portion 12 and the side wall portions 13 and 14 are filled with weights such as soil, stone, and concrete. In addition, the control device 50 is installed so that water does not touch the one side of the water cock body 10 or the water cock body 10, the water level detection device 60 is installed so as not to fall inside the freshwater farmland.

The drainage tail is installed in the freshwater farmland is usually fixed to the elbow type inlet pipe 30 is the inlet 31 facing upward. Then, when the level of freshwater farmland in the automatic adjustment mode is above the set level, the water level detecting device 60 detects this and transmits the signal to the control device 50, the control device 50 to drive the drive motor 41 It works. When the drive motor 41 is operated, the elbow type inlet pipe 30 rotates clockwise (may be counterclockwise) while the driving belt 43 is driven. When the elbow type inlet pipe 30 is rotated so that the position of the inlet 31 becomes below the level of the freshwater farmland, the positioning member 71 is positioned in front of the second position sensor 73. At this time, the second position detection sensor 73 transmits a detection signal to the control device 50, the control device 50 stops the drive motor 41 to the fresh water farmland water from the surface through the inlet 31 Get out.

Then, when the water level of the freshwater farmland is lowered to reach the set water level, the water level detection device 60 detects this and transmits the detection signal to the control device 50. At this time, the control device 50 operates the drive motor 41 to rotate the drive belt 43 and the elbow type inlet pipe 30 in a counterclockwise direction (which may be clockwise). When the elbow type inlet pipe 30 is rotated so that the inlet 31 thereof faces upward, the positioning member 71 of the driving belt 43 reaches the first position detecting sensor 72. At this time, the first position detection sensor 72 transmits a detection signal for this to the control device 50 and the control device 50 stops the driving motor 41.

As such, in the automatic adjustment mode, the control device 50 rotates the elbow type inlet pipe 30 clockwise or counterclockwise according to the detection signal transmitted from the water level sensor 60 so that the level of freshwater farmland is constant. To be maintained.

On the other hand, in the manual adjustment mode, the user operates the first or second operation button (57, 58; see Fig. 1) to manually rotate the drive motor 41 forward or reverse rotation of the elbow type inlet pipe 30 Adjust the rotation angle. When the elbow type inlet pipe 30 rotates and the positioning member 71 of the driving belt 43 reaches the first position sensor 72 or the second position sensor 73, the drive motor 41 Forcibly terminates.

By adjusting the rotation angle of the elbow type inlet pipe 30 properly in the manual adjustment mode, even if water is continuously introduced into the freshwater farmland due to rain, the water level does not continue to rise. That is, if the water level inside the freshwater farmland is higher than the inlet, the water of the freshwater farmland is drained out of the freshwater farmland through the inlet 31 of the elbow type inlet pipe 30 from the surface, and the level of the freshwater farmland is the same height as the inlet 31. Can be maintained.

Thus, according to the automatic drainage water according to the present invention, the elbow type inlet pipe 30 is rotated by the drive device 40 in accordance with the water level of the freshwater farmland, the position of the inlet 31 is changed, so that the inside of the freshwater farmland Water can be drained from the surface, and the level of freshwater farmland can be kept constant.

According to the present invention described above, the elbow type inlet pipe connected to the drain pipe is automatically rotated to change the position of the inlet port for water discharge is convenient water management of freshwater farmland.

In addition, according to the present invention, since the level of the farmland can be accurately adjusted according to the set height desired by the user, the level of the farmland can be maintained at a level suitable for the growth of the crop, thereby increasing the yield of the crop.

In addition, according to the present invention it is possible to prevent the waste of agricultural land caused by the farmers do not properly manage the drainage tail.

In addition, the present invention has the advantage of maintaining a constant level of freshwater farmland even if the water is continuously introduced into the freshwater farmland due to rain, such as rainfall.

The present invention described above is not limited to the configuration and operation as shown and described. That is, the present invention is capable of various changes and modifications within the spirit and scope of the appended claims.

Claims (6)

A water main body installed on the bank of freshwater farmland, a drain pipe installed through the water main body so as to connect the inside and the outside of the freshwater farmland, and an inflow through which the water of the freshwater farmland is flowably coupled to the drain pipe. And an elbow type inlet pipe having a connection part connected to the drain pipe and the inlet part and the connecting part having a predetermined angle, a driving device for rotating the elbow type inlet pipe, and a control device for controlling the driving device. And, according to the rotation angle of the elbow type inlet pipe height of the inlet is a water management drainage, characterized in that it is adjusted to be higher or lower than the water level of the freshwater farmland. The method of claim 1, Automatic water drainage for water management, characterized in that it further comprises a water level detection device for detecting the level of the freshwater farmland and transmitting a detection signal to the control device. The method of claim 2, The driving device includes a drive motor, a drive gear coupled to the drive motor, and a drive belt for connecting the drive gear and the connection portion of the elbow type inlet pipe. The method of claim 3, wherein It further comprises a rotation angle detection device for detecting the rotation angle of the elbow type inlet pipe and transmits the detection signal to the control device, wherein the control device is a rotation angle of the elbow type inlet pipe more than a predetermined rotation angle Automatic drainage water for water management, characterized in that to terminate the drive device. The method of claim 4, wherein The rotation angle detecting device includes a positioning member installed at one side of the driving belt and first and second position detecting sensors spaced apart from each other around the driving belt to detect the positioning member. Water drainage for water management. The method of claim 1, A guide groove provided on either one of the elbow inlet pipe and the drain pipe so that the elbow inlet pipe can rotate without being separated from the drain pipe, and the other of the elbow inlet pipe and the drain pipe to be inserted into the guide groove. Automatic water drainage for water management, characterized in that it further comprises a guide protrusion provided on either side.

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