KR100707687B1 - Drain apparatus - Google Patents

Abstract

The present invention is not only easy to manufacture made of a simple structure, but also for the flow path is made in a straight line to quickly and smoothly drained, the upper plate protruding from the upper tube and connected to the upper plate lower, the work A main body formed to protrude an extension portion through which the slide hole penetrates to the outside, a protruding fixed plate on which a driving means is installed, and a drain pipe protruding from the bottom of the extension portion; Drive means for coupling a motor fixed to the fixed plate and a cam having an eccentric protrusion formed on a drive shaft of the motor; One side is connected to the eccentric protrusion and the other side is a slider that is inserted into the main body through the slide hole in the extension portion, and the opening and closing port which is hinged to the inside of the main body and rotated by the appearance of the slider to open and close the connecting pipe. Characterized by a switchgear made.

In the present invention as described above, the drain pipe is straight, and the drainage is made quickly and smoothly, and the opening and closing operation is freely made by rotating the opening and closing by the slider sliding horizontally, and the opening and closing operation is made free, and the slider is slid by the cam by the driving of the motor. Since the opening and closing operation is made in a quiet state has a useful effect.

Drainage, Drainpipe, Drive, Switchgear, Slider

Description

Drainage Apparatus {Drain Apparatus}

Figure 1a is a cross-sectional view showing an open state of a conventional fluid discharge device.

Figure 1b is a cross-sectional view showing a closed state of a conventional fluid discharge device.

Figure 2 is a perspective view showing a drainage apparatus according to the first embodiment of the present invention.

Figure 3 is an exploded perspective view showing a drainage apparatus according to the first embodiment of the present invention.

Figure 4 is a cross-sectional view showing a closed state drainage device according to a first embodiment of the present invention.

Fig. 5 is a sectional view of the drainage device according to the first embodiment of the present invention in an open state.

Figure 6 is a cross-sectional view showing a drainage device according to a second embodiment of the present invention.

Figure 7 is an exploded perspective view showing a drainage device according to a third embodiment of the present invention.

* Explanation of symbols in the main part of the drawing *

10: main body 11: upper drain pipe

12: lower body 13: connector

14: O-ring fixing groove 15: groove

16: fixing groove 17: fixing hole

18: fixed protrusion 19: O-ring

20: O-ring groove 21: fixing hole

22: extension 23: slide ball

24: fixing plate 25: fixing hole

26: through hole 30: driving means

31: motor 32: drive shaft

33: cam 34: fixing hole

35: eccentric projection 36: cover

50: opening and closing device 51: slider

52: opening and closing 53: long hole

54: guide protrusion 55: O-ring

56: O-ring groove 57: step

58: packing anchor 59: packing

60: fixing protrusion 61: fixing cap

62: fastener

The present invention relates to a drainage device, and more particularly, to a drainage device installed in a dishwasher, a plateless dishwasher, a vegetable washer, a box washer, a washing machine, etc. to drain water used in a storage tank.

As is well known, a washer or a washing machine is provided with a drainage device for washing an object contained in a storage tank or washing laundry, and then draining the water in the storage tank.

As an example of such a drainage device, Korean Patent Application No. 2001-81596 (hereinafter, referred to as "prior art") discloses a "fluid quantitative discharge device", which is illustrated in FIGS. 1A and 1B.

As shown in FIG. 1, the discharge apparatus of the prior art includes a piston 100 which is linearly reciprocated, a flow chamber 400 constituting a space having a predetermined capacity as a cylinder for guiding the piston 100, and the flow rate. Inflow end reverse direction 200 is installed so that the fluid is not flowed back in the inflow path 250 flowing in the chamber 400, and the outflow path for outflowing the fluid from the flow chamber 400 to the outside It consists of an outflow end reverse direction 300 is installed so that the fluid does not flow back into the flow chamber 400 in (350).

In the discharge device of the prior art, when the piston 100 is raised by the rotation of the motor, the pressure in the flow chamber 400 is lowered, so that the inlet stage reverse valve 200 is opened so that the fluid is introduced, and the piston 100 is When it is lowered, the pressure in the flow chamber 400 is increased to open the outflow end reverse valve 300 so that the fluid flows out.

In the discharge device of the prior art, the fluid flows into the flow chamber 400 through the inflow channel 250 when the piston 100 rises, and the water filled in the flow chamber 400 flows out when the piston 100 descends. Since it is discharged through the furnace 350, there is an advantage in that the amount of fluid is introduced into the flow chamber 400, and then the amount of fluid is drained, but since the reverse valves must be installed in the inflow and outflow channels, it is difficult to manufacture. But there is a drawback that the production cost is rising.

In addition, since the flow chamber is formed, it is difficult to continuously drain the water, and the drainage flow path is formed in a curved form, so that the water cannot be drained quickly, and the washing machine and the washing machine must drain a large amount of water at a time. There is a problem that cannot be applied to the back.

The present invention has been made to solve the above problems, an object of the present invention is to provide a drainage device that is not only easy to manufacture made of a simple structure, but also made of a straight line flows quickly and smoothly. .

In order to achieve the above object, the drainage device of the present invention is connected to the upper plate protruding from the upper plate, the upper plate is connected to the lower portion, is formed so as to protrude to the outside the extension through the slide hole on one side A main body formed of a lower main body formed to protrude a fixing plate on which a driving means is installed at a lower part of the extension part, and having a drain pipe protruding from the bottom thereof; Drive means for coupling a motor fixed to the fixed plate and a cam having an eccentric protrusion formed on a drive shaft of the motor; One side is connected to the eccentric protrusion and the other side is a slider which is inserted into the lower body through the slide hole in the extension, and is inserted into the lower body, the hinge is coupled to the inside of the lower body and rotated by the appearance of the slider to open and close the connecting tube It is characterized by an opening and closing device made of opening and closing port.

In addition, the slider is characterized by consisting of a head portion having a long hole into which the eccentric projection is inserted, and a leg portion extending vertically to the head portion and sunk in the slide hole of the extension.

In addition, the leg portion is formed with a guide protrusion in the moving direction of the slider, the guide protrusion is characterized in that it is fitted into the guide groove formed corresponding to the slide hole of the extension portion to guide the movement of the slider.

Hereinafter, with reference to the accompanying drawings will be described a preferred embodiment of the present invention.

Figure 2 is a perspective view showing a drainage apparatus according to the present invention, Figure 3 is an exploded perspective view showing a drainage apparatus according to the present invention, Figure 4 is a cross-sectional view showing a closed state drainage apparatus according to the present invention, Figure 5 It is sectional drawing which the drainage apparatus by this invention looked open.

2 to 5, the drainage device of the present invention is the main body 10 through which water selectively passes, and the drive means 30 is installed on one side of the main body 10 to operate the opening and closing device 50 And an opening and closing device 50 for opening and closing the flow path of the main body 10 by the driving means 30.

In addition, the main body 10 includes an upper plate 11 fixed to a washing machine, a washing machine (hereinafter, referred to as a 'cleaning device'), and a lower main body 12 for installing the opening and closing device 50.

The upper plate 11 is formed of a flat plate, and forms a connecting tube 13 protruding upward in the center thereof, and at least one O-ring fixing groove 14 is formed on the outer circumferential surface of the connecting tube 13. In addition, a circular groove 15 having a predetermined depth is formed on the center bottom of the upper plate 11, and a square fixing groove 16 is formed on the outer side of the groove 15 to be coupled to the lower main body 12. do.

In addition, a plurality of bolt fastening protrusions 17 are formed on the upper plate 11 so as to be coupled to the lower body 12, and a plurality of fixings are provided on the outer side of the bolt fastening protrusions 17 so that the drainage device is fixed to the bottom of the washing apparatus. Form a ball 17a.

In addition, the lower main body 12 forms a square fixing protrusion 18 corresponding to the fixing groove 16 of the upper plate 11, and inserts the O-ring 19 inside the fixing protrusion 18. O-ring groove 20 is formed.

In addition, the lower body 12 is fixed to the bolt 21 in a position corresponding to the bolt fastening protrusion 17 of the upper plate 11, and the protruding extension portion 22 is formed on one side of the lower body 12. .

Slider (23) is formed in the extension part (22) and the side wall so that the slider 51 can slide. The lower portion of the fixing plate 24 protruding more than the extension portion 22 is formed.

In addition, a plurality of bolt coupling portions 25 are formed in the fixing plate 24 to fix the driving means 30, and a through hole 26 is formed in the center of the fixing plate 24.

In addition, the drive means 30 is composed of a cam 33 for converting the rotational movement of the motor 31 and the motor 31 into a linear movement. The lead wire 31a is connected to the motor 31 so as to receive a control signal from a controller (not shown in the drawing) installed in the cleaning device, and the drive shaft 32 of the motor 31 is formed in a semicircular shape.

The cam 33 is inserted into and coupled to the drive shaft 32. The cam 33 forms a fixing hole 34 in the same semicircular shape as the drive shaft 32 in the center thereof, To form an eccentric protrusion 35 protruded eccentrically. In addition, the drive means 30 is provided with a cover 36 covering the upper portion of the extension portion 22.

In addition, the opening and closing device 50 is composed of a slider 51 that is linked to the cam 33 and the opening and closing port 52 for opening and closing between the upper plate 11 and the lower body 12 in accordance with the movement of the slider 51.

The slider 51 is formed in a 'T' shape, the head portion 51a of the slider 51 forms a long hole 53 to which the eccentric protrusion 35 of the cam 33 is coupled, the head portion Guide protrusions 54 are formed in the leg portion 51b of the slider 51 extending in a direction perpendicular to the 51a so that the slider 51 is guided in the slide hole 23.

In addition, the slider 51 is formed with an O-ring groove 56 to fix the O-ring 55, the opening and closing port 52 which is opened and closed by the coming and going of the slider 51 is rotatably installed on the upper portion of the lower body (12).

The opening and closing port 52 forms a step (57) having a groove (not shown in the figure) inward on all the edges except for one side, the step fixing hole (57) to secure the packing (59) 58), the opening and closing port 52 is made of a hard material to support the packing (59).

Together with the opening and closing port 52 on both sides to form a fixing projection (60) rotatably coupled to the lower body (12). In addition, the packing 59 is fixed in a state of being fitted into a groove formed inside the step 57 of the opening and closing port 52, and the fixing cap 61 at a position corresponding to the packing fixing hole 58 in the soft packing 59. Fix it integrally.

The present invention having such a configuration is connected to the drain line connected to the bottom of the cleaning device or the bottom of the storage tank for storing the water used therein.

That is, the O-ring 14a is inserted into the O-ring fixing groove 14 in the connection pipe 13 of the upper plate 11, and the connection pipe 13 is inserted into the drainage line of the cleaning device so as to be firmly fixed so as not to be separated. . In addition, the wire 31 is connected to the motor 31 so that power is applied, and the lead wire 31a is connected to drive the motor 31 by the controller of the drained device.

The drainage device is sealed in the O-ring fixing groove 14, the fixing groove 16, the O-ring groove 56, etc. so as not to leak when drained in the state installed in the cleaning device. Keep it. Along with this, the drainage device is fastened to the washing device with a bolt fitted in the fixing hole 17a.

The drainage device maintains the main body 10 in a closed state by maintaining the horizontal opening and closing port 52 by the slider 51 of the opening and closing device 50. As described above, when the drainage device is to be drained, the controller sends a control signal for driving the motor 31 to the lead wire 31a.

Accordingly, the motor 31 is driven by the applied power, the drive shaft 32 is rotated by the driving of the motor 31, and the cam 33 coupled to the drive shaft 32 is rotated. Such a motor 31 may be used as well as a motor that is rotated in one direction as well as a motor that is rotated forward and backward.

Since the projected eccentric protrusion 35 is coupled to the upper surface of the cam 33 so as to be movable to the long hole 53 of the head 51a of the slider 51, the slider 51 is rotated by the rotation of the cam 33. Pull on. Accordingly, the opening and closing port 52 supported by the upper surface of the leg 51b of the slider 51 is rotated downwardly about the fixing protrusion 60 by the retraction of the slider 51 to open.

As the slider 51 is fully retracted, the opening and closing port 52 is rotated around the fixing protrusion 60 of the opening and closing port 52 to open the entire upper plate 11.

Accordingly, the water stored in the storage tank of the cleaning device is drained in a straight line along the main body 10 is discharged to the sewer. In this way, all the water in the washing apparatus is drained, and then the motor 31 is rotated by the control signal of the controller installed in the washing apparatus.

By the reverse rotation of the motor 31, the slider 51 enters into the main body 10 again, and as the slider 51 enters, the opening and closing port 52 rotates around the fixing protrusion 60.

The opening and closing port 52 is the opening and closing port 52 is in close contact with the bottom surface of the upper plate 11 by the entry of the slider 51, the soft packing 59 provided on the upper surface of the opening and closing port 52 of the upper plate 11 In close contact with the bottom surface to seal the top plate (11).

On the other hand, the connector 13 of the present invention can be formed to protrude to the bottom surface of the upper plate 11 as in the second embodiment to be described later, as well as the opening and closing port 52 at the end of the connector 13 It is preferable that the upper surface of the packing 59 is in contact with.

6 shows a second embodiment of the present invention, and FIG. 7 shows a third embodiment of the present invention, and the description thereof will be omitted for the same configuration as the above-described first embodiment in order to avoid duplicate explanation. Next, only the configuration and operation different from those of the first embodiment will be described.

In the second embodiment of the present invention, as shown in FIG. 6, the inclined connector tube 13a protrudes from the connector tube 13 to the bottom of the upper plate 11. The inclined connecting pipe (13a) is formed to be inclined to one side, the inclined upper portion close to the opening and closing port 52, the lower portion is inclined away from the opening and closing port (52).

The inclined connecting pipe 13a as described above minimizes the operation interval of the opening and closing port 52 by the opening and closing port 52 which rotates more quickly to open and close the opening and closing port 52.

In addition, in the third embodiment of the present invention as shown in FIG. 7, the bypass pipe 27 connected to the cleaning device is connected to one side of the lower main body 12.

The bypass pipe 27 is connected to the lower portion of the opening and closing port 52 so that the water overflows from the cleaning device and enters the bypass pipe 27 to be discharged directly through the lower body 12.

This third embodiment of the present invention operates in the same manner as the first embodiment described above, and when the water contained in the storage tank of the cleaning device overflows from the storage tank to the lower body 12 through the bypass pipe 27 Drain immediately.

In the present invention as described above, the drain pipe is straight, and the drainage is made quickly and smoothly, and the opening and closing operation is freely made by rotating the opening and closing by the slider sliding horizontally, and the opening and closing operation is made free, and the slider is slid by the cam by the driving of the motor. Since the opening and closing operation is made in a quiet state has a useful effect.

Claims (10)

An upper plate having a connector pipe protruding from an upper surface, and an extension portion connected to a lower portion of the upper plate, and protruding through the slide hole through one side thereof, and protruding a fixing plate on which a driving means is installed at the lower portion of the extension portion. A main body formed of a lower main body connected to the bottom of the drain pipe; Drive means for coupling a motor fixed to the fixed plate and a cam having an eccentric protrusion formed on a drive shaft of the motor; One side is connected to the eccentric protrusion and the other side is a slider which is inserted into the lower body through the slide hole in the extension, and is inserted into the lower body, the hinge is coupled to the inside of the lower body and rotated by the appearance of the slider to open and close the connecting tube Switchgear made of opening and closing; Drainage comprising a. The method of claim 1, The slider comprises a head portion having a long hole into which the eccentric projection is inserted, and a leg portion extending vertically to the head portion and protruding in the slide hole of the extension portion. The method of claim 2, And a guide protrusion formed in the leg portion in a moving direction of the slider, wherein the guide protrusion is inserted into a guide groove formed corresponding to the slide hole of the extension portion to guide the movement of the slider. The method according to any one of claims 1 to 3, The opening and closing the hinge is rotatably coupled to the inside of the lower body by the fixing projections on both sides, the hinge coupling position is characterized in that the upper position of the slide hole. The method of claim 4, wherein Drainage device characterized in that the packing is coupled to the upper surface of the opening and closing. The method of claim 5, The packing is drainage, characterized in that coupled to fit into the groove of the inner step formed to protrude to the upper edge of the opening and closing. The method of claim 5, The lower surface of the upper plate is formed so that the connection pipe is projected, the drainage device characterized in that the packing upper surface of the opening and closing contact with the end of the connection pipe. The method of claim 7, wherein End of the connecting pipe is formed to be inclined, characterized in that the inclined cross section is formed so as to face the direction of rotation of the opening and closing. The method of claim 1, One side of the main body is connected to the bypass pipe for discharging the overflowed water from the cleaning device, the bypass pipe is characterized in that connected to the lower than the hinged position of the opening and closing port. The method according to claim 2 or 9, Drainage device characterized in that the cover is covered on the outside of the extension and the fixed plate.

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