KR100816031B1 - Driving device of hose winding machine - Google Patents

Abstract

A hose winder driving system is provided to allow a user to wind a pesticide spray hose easily and conveniently, while preventing occurrence of an accident caused by the user's carelessness. A hose winder driving system includes a motor(20) to generate a drive force for rotating a winding drum, and a control section to control the operation of the motor. The control section is constituted by: a push switch(30) to apply power to the motor; a switch pressing part driven by a cylinder(32) to press the push switch and to control the operation of the motor; a cylinder driving tube(34) connected to a return tube(16) to return pesticides when a pesticide hose(11) is closed; and a nozzle(36) installed at a joint between the return tube and the cylinder driving tube to control the pressure of pesticides being supplied to the cylinder driving tube.

Description

Drive device of hose winder {DRIVING DEVICE OF HOSE WINDING MACHINE}

1 is a schematic block diagram showing a drive device of a hose winder according to the present invention;

Figure 2 is a state diagram showing the switch pressing means according to the present invention,

Figure 3 is an exploded perspective view showing a switch pressing means according to the present invention,

Figure 4 is a state diagram showing the inside of the housing according to the present invention,

Figure 5 is a state diagram showing the operation of the locking projections according to the withdrawal or withdrawal of the rod according to the present invention.

<Description of Symbols for Main Parts of Drawings>

10: Winding Drum 11: Pesticide Hose

12: on-off valve 15: pesticide container

16: Return tube 17: Return hose

18: injection pump 20: motor

30: push switch 32: cylinder

33: Rod 34: Cylinder Drive Tube

36: nozzle 40: fixed shaft

41: locking projection 42: fixing projection

43: spring 45: coupling plate

46: protrusion 47: projection locking jaw

48: First slope 49: Hanging groove

50: housing 51: guide

51a: protruding jaw 52: first projection insertion groove

53: second projection insertion groove 54a: second slope

54b: third slope 55: elastic spring

The present invention relates to a drive device for a hose winder, and more particularly, the hose can be easily wound by opening and closing the spray hose during spraying of pesticides, and thus, the work is convenient and the occurrence of a safety accident due to carelessness. It relates to a drive device of the hose winder can block the pesticide spraying operation to increase the safety.

In general, when pesticide spraying is performed on crops grown in a plastic house, paddy field, orchard, etc., a worker connects one end of the hose to a power weapon mounted on a cultivator and fixes the nozzle stand to the other end of the hose. They grasp and spray pesticides on crops while reciprocating in the plastic house.

At this time, the hose is generally 100m or more in length, so the weight of the weight of the pesticide spraying assistant after the spraying the hose must be helped by the auxiliary worker must be controlled by the joint work by 2-3 workers do.

As such, it is necessary for 2-3 workers for the control work, so the labor force is absolutely insufficient, and in view of the aging and feminized rural reality, the labor cost rises, the competitiveness is low, and the auxiliary workers are slippery and heavy Pulling the hose by hand repeatedly, the working efficiency is lowered, and the language communication is not performed smoothly due to engine noise, etc., and couples (many couples work together in rural areas where labor is not enough). It has the problem of harming health.

Hose automatic winding device according to the prior art, the reel rotatably installed in the frame, the hose is wound, the drive motor for driving when the power is applied to rotate the reel, the coupling shaft mounted on the rotary shaft of the reel and the drive shaft It is installed so that the position is variable between the drive coupling mounted on the clutch to control the power transmitted to the reel, and the control unit for remotely controlling the driving of the drive motor in response to the application of the control signal of the remote controller by the operator. The reel is automatically rotated by a driving motor driven by a driving signal applied by a remote controller, and the hose is automatically wound on the reel to reduce labor and provide convenience to an aging and feminized worker.

However, the conventional remote controller has a limited signal distance, and as the remote controller must be operated during the spraying of pesticides, the remote controller can be operated with wet hands, causing malfunctions or causing safety accidents. There is a drawback such as being caught in the worker's neck when remote operation is performed by working on the condition of hanging on the floor.In addition, the control program should be installed according to the remote control. It is a situation that becomes more difficult to purchase.

The present invention was devised to solve the above problems, and the object of the present invention is not only to easily wind the hose through the opening and closing of the spray hose during spraying pesticides, but also convenient to work, safety accidents due to carelessness It is possible to increase the safety of pesticide spraying operation by blocking the occurrence of pesticides. Especially, it is possible to easily control the operation of the motor by using the spraying pressure of the returned pesticides instead of remote control. It is to provide a drive device of the hose winder that can reduce the purchase cost of.

The configuration of the present invention for achieving the above object, in the drive device of the hose winder comprising a motor for generating a driving force to rotate the winding drum in which the pesticide hose is wound, and a control means for controlling the driving of the motor The control means includes: a push switch 30 for applying power to the motor 20; Switch pressing means having a fixed shaft 40 which is operated by a cylinder 32 to pressurize the push switch 30 to control the driving of the motor 20 and interferes with the push switch 30; A cylinder driving tube (34) connected to a return tube (16) for returning the pesticide when the opening of the pesticide hose (11) is closed to operate the cylinder (32); It characterized in that the nozzle 36 is provided in the connection portion of the return tube 16 and the cylinder drive tube 34 to control the pressure of the pesticide supplied to the cylinder drive tube (34).

Here, the switch pressing means, the fixed shaft 40 which is moved while one end is interfered with the rod 33 of the cylinder 32, protruding the engaging projection 41 to a predetermined height on the outer peripheral surface; A coupling plate 45 through which the fixed shaft 40 penetrates, and a protrusion 46 is formed at a predetermined length on one side thereof, and protrusion projection jaw 47 is formed at a predetermined interval at an end portion thereof; One side is coupled to the coupling plate 45 so that the protrusion 46 is inserted, and a guide portion 51 is formed on an inner circumferential surface of the coupling plate 45 so as to face the protrusion 46. A housing 50 in which the first projection insertion groove 52 and the second projection insertion groove 53 are formed at regular intervals to guide the machine 41; It is preferable that the fixing protrusion 42 formed on the outer circumferential surface of the fixed shaft 40 and the elastic spring 55 provided on the other side of the housing 50 to impart an elastic force to the fixed shaft 40.

At this time, the other end of the fixed shaft 40 is preferably provided with a spring 43 to prevent damage to the push switch 30 when it is in contact with the push switch 30.

Hereinafter, with reference to the accompanying drawings will be described in detail the drive device of the hose winder of the present invention.

1 is a schematic block diagram showing a drive device of a hose winder according to the present invention, Figure 2 is a state diagram showing a switch pressing means according to the present invention, Figure 3 is a separation showing the switch pressing means according to the present invention 4 is a perspective view showing the interior of the housing according to the present invention, Figure 5 is a state diagram showing the operation process of the locking projections according to the withdrawal or withdrawal of the rod according to the present invention.

As shown in the figure, the driving device of the hose winder according to the present invention is a motor 20 for generating a driving force to rotate the winding drum 10 is wound around the pesticide hose 11, the motor 20 Control means for controlling the driving of the.

Here, the opening and closing valve 12 is provided at the end of the pesticide hose 11, the injection pump 18 for sucking the pesticide from the pesticide container 15 is connected, the injection pump 18 is The return pipe 16 is connected to return the pesticide according to the closing of the pesticide hose 11 and flows it back into the pesticide container 15. The operation principle and each of the hoses are related to each other. The relationship of composition will not be described any more.

In addition, the control means, which is a main part of the present invention, includes a push switch 30 for applying power to the motor 20 and a cylinder to pressurize the push switch 30 to control driving of the motor 20. Switch pressing means provided with a fixed shaft 40 is interfered with the push switch 30 while being operated by the (32), and the pesticide when closing the opening of the pesticide hose 11 to operate the cylinder (32) A cylinder driving tube 34 connected to the return tube 16 for returning, and a connection between the return tube 16 and the cylinder driving tube 34 to control the pressure of the pesticide supplied to the cylinder driving tube 34. It consists of the nozzle 36 provided in a site | part.

The push switch 30 is connected to the motor 20 by a relay switch by applying power to or blocking the motor 20 while the ON / OFF operation is performed.

The switch pressing means has a fixed shaft 40 which is moved while the one end is interfered with the rod 33 of the cylinder 32 and protruding the engaging projection 41 to a certain height on the outer circumferential surface, and a protrusion to a certain length on one side A coupling plate 45 having a projection catching jaw 47 formed at predetermined intervals at an end thereof is formed at 46, and a housing 50 at which one side thereof is coupled to the protrusion 46 to be inserted into the coupling plate 45. And a fixing protrusion 42 formed on an outer circumferential surface of the fixed shaft 40 and an elastic spring 55 provided on the other side of the housing 50 to impart an elastic force to the fixed shaft 40.

Here, the guide portion 51 is formed on the inner circumferential surface of the housing 50 so as to face the protrusion 46, and the first end of the guide portion 51 is guided at predetermined intervals to guide the locking protrusion 41. A projection insertion groove 52 and a second projection insertion groove 53 are formed, and the first projection insertion groove 52 and the second projection insertion groove 53 are formed at different positions, and are connected to the inclined surface. .

The fixed shaft 40 is provided with the coupling plate 45 penetrating the housing 50, the locking protrusion 41 is located between the coupling plate 45 and the housing 50, and the protrusion Guide the locking jaw 47 and the first projection insertion groove 52 and the second projection insertion groove 53 to make the fixed shaft 40 in contact or spaced apart from the push switch (30).

One side of the projection catching jaw 47 is connected to the engaging groove 49 into which the engaging projection 41 is inserted through the first inclined surface 48, and the other side thereof is vertically connected to the engaging groove 49. have.

In addition, a protrusion jaw 51a is formed at one side of the first protrusion insertion groove 52 and the second protrusion insertion groove 53, and the second protrusion insertion groove 53 is formed at the protrusion jaw 2. It is connected to the inclined surface 54a, and the second projection insertion groove 53 is connected to the first projection insertion groove 52 via a third inclined surface 54b.

At this time, the projection catching jaw 47, the first projection insertion groove 52 and the second projection insertion groove 53 is provided in a twisted state at a predetermined angle without facing each other, the projection locking jaw 47 is Preferably, the second inclined surface 54a and the third inclined surface 54b are provided to face each other.

The nozzle 36 is generally formed in a hole in the center, when the rod 33 of the cylinder 32 is drawn out by the pressure of the pesticide flowing through the return pipe 16 the cylinder 32 by the continuous pressure It is preferable to determine the size of the hole so as to maintain the pressure enough to drive the cylinder 32 in a state of preventing the breakage of the &quot;

On the other hand, the other end of the fixed shaft 40 is further provided with a spring (43) to prevent damage to the push switch 30 when it is in contact with the push switch (30). That is, the locking projection 41 is separated from the first projection insertion groove 52 and moved along the first inclined surface 48 of the projection locking jaw 47 and then inserted into the projection groove 49. As the fixed shaft 40 is drawn out to the maximum as the second projection insertion groove 53 extends, the push switch 30 is drawn by the distance of the projection groove 49 and the second projection insertion groove 53. The spring 43 is provided so that the push switch 30 is not damaged by the pressure applied when the contact with the) occurs.

In the present invention, but the configuration for the elastic spring (55) to be caught, the fixed shaft (40) formed a fixed projection 42, but instead of the fixed projection 47 is fixed on the outer peripheral surface of the fixed shaft (45) The stepped portion may be formed to protrude to a height so that the elastic spring 55 may not be separated.

The operation and effect of the present invention configured as described above will be described based on the process of operating the motor by the operation of the switch pressing means according to the opening and closing of the pesticide hose.

First, when the pesticide is injected by the opening of the pesticide hose 11, the pesticide built into the pesticide container 15 by the injection pump 18 is pumped into the pesticide hose 11 and then injected to the outside. .

In this state, when the worker wants to wind up the pesticide hose 11, the pesticide hose pumped by the injection pump 18 is closed by adjusting the opening / closing valve 12 of the pesticide hose 11 to close the injection of the pesticide. It is introduced into the return pipe (16).

At this time, the rod 33 of the cylinder 32 is drawn out while pushing the rod 33 of the cylinder 32 to the opposite side with the pressure of the pesticide introduced into the cylinder driving tube 34 connected to the return tube 16, and the fixed shaft is pulled out by the drawing of the rod 33. 40 is advanced, in this case the engaging projection 41 of the fixed shaft 40 is separated from the first projection insertion groove 52 formed in the guide portion 51 of the housing 50, the coupling plate 45 Is moved to the first inclined plane 48. (Fig. 5 (I))

As the locking projection 41 is moved forward along the first inclined surface 48 by moving forward of the fixed shaft 40, the locking protrusion 41 is inserted into the locking groove 49 to be extended, and in this state of the pesticide hose 11. When the on-off valve 12 is opened, the pesticide is sprayed to the outside through the pesticide hose 11 and is not introduced into the return pipe 16 so that the rod 33 drawn out from the cylinder 32 is retracted. The fixed shaft 40 is moved backward by the elastic spring 55 so that the locking projection 41 is separated from the locking groove 49, and then the second inclined surface 54a of the guide part 51. ). ((II) of Fig. 5)

Thereafter, the locking protrusion 41 slides on the second inclined surface 54a to press the push switch 30 while being inserted into the second protrusion insertion groove 53. (Fig. 5 (III))

In the above state, the end of the fixed shaft 40 is in a state in which the push switch 30 is pressed, so that the push switch 30 is turned on to drive the motor 20 to rotate the winding drum 10. The pesticide hose 11 is wound around the winding drum 10.

On the other hand, in order to stop the driving of the motor 20 to release the winding of the pesticide hose 11, the closing valve 12 of the pesticide hose 11 is closed again, and the pesticide flows back into the return pipe 16. In this case, if you look at the operation principle,

When the rod 33 of the cylinder 32 is drawn out to press the fixed shaft 40 by the introduction of the pesticide, the locking protrusion 41 of the fixed shaft 40 is separated from the second protrusion insertion groove 53. After being inserted into the engaging groove 49 along the first inclined surface 48.

In this state, when the on-off valve 12 is opened, the rod 33 is introduced into the cylinder 32 while the pesticide flowing into the return pipe 16 is blocked, and the fixed shaft 40 is It is moved backward by the elastic spring 55, wherein the locking projection 41 is guided to the third inclined surface 54b while being inserted into the first projection insertion groove 52 to move backward the fixed shaft 40. It is to be turned off the push switch 30 while being spaced apart from the push switch (30). (Fig. 5 (IV))

As described above, the present invention can be easily carried out by the worker winding the pesticide hose 11 in the process of spraying the pesticide with the pesticide hose (11), produced by not having to use a remote controller such as a separate remote control The cost will be reduced.

As described above, according to the present invention, not only the hose can be easily wound up by opening and closing the spray hose during the spraying of the pesticide, but also the operation is convenient, thereby preventing the occurrence of safety accidents due to carelessness and the safety of the spraying of the pesticide. In particular, it is possible to easily control the driving of the motor by using the spraying pressure of the returned pesticide instead of remote control, which can prevent malfunction and reduce the purchase cost of the equipment. have.

Claims (3)

In the drive device of the hose winder consisting of a motor for generating a driving force to rotate the winding drum in which the pesticide hose is wound, and a control means for controlling the driving of the motor, The control means includes a push switch 30 for applying power to the motor 20; Switch pressing means having a fixed shaft 40 which is operated by a cylinder 32 to pressurize the push switch 30 to control the driving of the motor 20 and interferes with the push switch 30; A cylinder driving tube (34) connected to a return tube (16) for returning the pesticide when the opening of the pesticide hose (11) is closed to operate the cylinder (32); Driving of the hose winding machine, characterized in that consisting of a nozzle 36 provided at the connection portion of the return tube 16 and the cylinder drive tube 34 to control the pressure of the pesticide supplied to the cylinder drive tube 34 Device. The method of claim 1, The switch pressing means may include a fixed shaft 40 which is moved while one end portion interferes with the rod 33 of the cylinder 32, and the locking protrusion 41 protrudes at a predetermined height on an outer circumferential surface thereof; A coupling plate 45 through which the fixed shaft 40 penetrates, and a protrusion 46 is formed at a predetermined length on one side thereof, and protrusion projection jaw 47 is formed at a predetermined interval at an end portion thereof; One side is coupled to the coupling plate 45 so that the protrusion 46 is inserted, and a guide portion 51 is formed on an inner circumferential surface of the coupling plate 45 so as to face the protrusion 46. A housing 50 in which the first projection insertion groove 52 and the second projection insertion groove 53 are formed at regular intervals to guide the machine 41; Hose winding, characterized in that consisting of a fixing projection 42 formed on the outer peripheral surface of the fixed shaft 40 and the elastic spring 55 provided on the other side of the housing 50 to impart an elastic force to the fixed shaft 40 Drive of odor. The method according to claim 1 or 2, The other end of the fixed shaft (40) the hose winding device drive device characterized in that the spring (43) is further provided to prevent damage to the push switch (30) when contacted with the push switch (30).

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