JPH0711088Y2 - Hose winder - Google Patents

Description

[Detailed description of the device]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a hose winding machine having a hose connection port at one end of a shaft of a winding drum and an outer periphery of a drum body.

[0002]

2. Description of the Related Art A conventional hose winder rotatably supports a winding drum between main body frames. As shown in FIG. 5, inside the winding drum 101, there is provided a water supply connecting pipe 103 that connects between one end of the shaft core of the drum 101 and the outer periphery of the drum body 102.
By attaching hose connection ports 104a and 104b to both ends of the water supply pipe 3, a water supply passage for connecting the water supply hose a1 and the water sprinkling hose a2 wound on the winding drum is formed.

[0003]

[Problems to be Solved by the Invention] As described above, the hose connection ports 104a, 1 provided at both ends of the water supply communication pipe 103.
04b is a connection port 1 for connecting the hoses a1 and a2 to the tip.
05 is provided and a mounting port 106 is formed at the base end,
The mounting port 106 is rotatably and detachably fitted to the outer periphery of the end of the water supply communication pipe 103 via a packing 107.
Further, the locking ring 1 having appropriate elasticity is provided on the outer periphery of the mounting port 106 at the base end of the hose connection ports 104a and 104b.
08 is fitted. Locking ring 1 as shown in FIG.
Reference numeral 08 is a so-called E-shaped ring, and a locking piece 108a formed on the inner circumference thereof is locked in a locking groove 109 formed on the outer circumference of the end of the water supply communication pipe 103 by penetrating a fitting portion on the outer circumference of the mounting port 106. However, this prevents the hose connection ports 104a and 104b from falling off from the end of the water supply communication pipe 103.

The above-mentioned hose connection ports 104a and 104b
When replacing the packing 107, or when using the hoses a1 and a2
It may be removed from the water supply connecting pipe 103 for the purpose of smoothing the work of connecting the pipes and draining water to prevent freezing. At that time, it is necessary to remove the locking ring 108 first, but since the locking ring 108 is fitted in the groove of the fitting portion as shown in FIG. 6, it is difficult to remove it with bare hands. , I couldn't remove it without using a tool.

The present invention has been made in view of the above-mentioned conventional circumstances, and is provided with means for easily attaching / detaching the locking ring for preventing the hose connection port from falling off without using a tool. The purpose is to make a difference.

[0006]

In order to solve the above-mentioned problems, the present invention connects a shaft core portion on one side of the winding drum and an outer periphery of a body portion of the winding drum by a water supply connecting pipe, A hose connection port is attached to one end or both ends of the water supply communication pipe, and the mounting port of the base end of the hose connection port is rotatably and detachably fitted to the outer or inner circumference of the water supply communication pipe end port. In a hose winder having a retaining ring fitted to the outer periphery of the fitting portion, the retaining ring is formed in a substantially C shape, and a retaining piece provided on an inner peripheral portion of the retaining ring is fitted into the fitting member. In this part, the member is fitted in the locking groove formed along the outer circumference of the member fitted inward and locked, and the knob ring is projectingly provided on the outer peripheral part of one end of the locking ring. .

[0007]

According to the above means, the hose connection port is rotatably mounted with the base end mounting port fitted to the outer or inner circumference of the water supply communication pipe end port, and is fitted to the outer circumference of the fitting part. Since the locking piece of the fitted locking ring is locked in the locking groove provided along the outer periphery of the member fitted inside at the fitting portion, the locking ring does not fall off from the end of the water supply communication pipe. To be prevented.
A knob is provided on the outer peripheral portion of one end of the locking ring, and the locking piece and the locking groove are locked by holding the knob and bending the C-shaped ring to widen it. It can be removed and the locking ring can be removed.

[0008]

As described above, according to the present invention, one end portion of the retaining ring for preventing the drop-out which is fitted to the outer periphery of the fitting portion of the mounting portion of the hose connection port and the end portion of the water supply connecting pipe. Since the grips are provided on the outer circumference, the grips should be held with the grips when it is necessary to remove the hose connection port when connecting the hose to the hose connection port or when replacing the packing. Since the ring can be easily removed, the trouble of using a tool unlike the conventional one is eliminated, and thus the hose connection port can be attached / detached very easily without using a tool.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings.

In the hose winder shown in FIG. 1, a winding drum 2 is rotatably supported between both side plates 1a of a body frame 1 made of synthetic resin, and a body portion 2 of the winding drum 2 is supported.
A hose connection ports 3 and 4 are provided so as to project from the outer periphery and the shaft support portion on one side of the winding drum 2 respectively.

The main body frame 1 is integrally formed as shown in FIG. 1, but may be divided from the center. The winding drum 2 supported by the main body frame 1 is integrally formed of synthetic resin, and a disk plate 2b is provided at both ends of a hollow body portion 2a having spiral grooves for guiding winding of a hose formed on an outer peripheral portion thereof. It is provided and configured, and is rotatably supported between both side plates 1a of the main body frame 1. The winding drum 2 is rotatably mounted by fitting the cylindrical support shaft portion 2 protruding outward from both side surfaces to the outer circumference of the bearing body 7 fitted to the shaft support portions 5a and 5b of the both side plates 1a. It is pivotally supported.

Further, the hose connection port 4 provided so as to project from the shaft support 5a on one side of the drum 2 and the hose connection port 3 attached to the outer periphery of the body 2a are provided so as to pass through the inside of the body 2a. Communication is made via a water supply connection pipe 6. The water supply connecting pipe 6 is bent into an L shape inside the winding drum 2,
As shown in FIG. 1, one end thereof is inserted into the bearing hole 7a of the bearing body 7 to project outward from the side plate 1a, and the other end is projected from the outer periphery of the winding drum 2 body 2a.
Further, as described above, one end of the water supply communication pipe 6 inserted into the bearing body 7 is rotatably fitted to the bearing body 7, and the other end of the water supply communication pipe 6 is of the winding drum 2 body 2a. It is fitted to the flat surface portion 2a 'formed on the outer periphery. The hose connection ports 3 and 4 provided at both ends of the water supply connection pipe 6 are each formed by bending a pipe member, and nuts 3a and 4a for retaining are screwed into a tip end portion which is a connection port of the hose, and at the same time, Mounting ports 3b and 4b are formed at the ends, and the mounting ports 3b and 4b are rotatably fitted to the ends of the water supply connecting pipe 6 through packings 8 and 9, respectively.

2 and 3 are enlarged cross-sectional views showing the mounting port 4b portion of one hose connection port 4. As shown in FIG. The mounting port 4b of the hose connection port 4 is fitted to the outer periphery of the end of the water supply communication pipe 6 which penetrates the bearing body 7 and projects outward through a packing 9 for maintaining watertightness. Further, a rotation stopping piece 4d is provided on the outer peripheral portion of the mounting opening 4b, and the rotation of the hose connection opening 4 is prohibited by hooking the rotation stopping piece 4d on the inner circumference of the bearing hole 7a. The water supply connection pipe 6 that rotates with the rotation of the winding drum 2 is configured to freely rotate inside the attachment port 4b of the hose connection port 4.

A fitting groove 4c is formed on the outer periphery of the above-mentioned mounting port 4b.
Is formed, and the locking ring 10 is fitted into the fitting groove 4c from the outer periphery. The locking ring 10 is an E-shaped ring made of synthetic resin having appropriate elasticity. As shown in FIG. 2, the locking pieces 10b are formed at three inner peripheral portions of the ring 10a formed in a substantially C shape. The knob 11 is formed so as to protrude from the outer periphery of one end of the ring 10a. Then, in the locking ring 10, each locking piece 10b is fitted into the fitting groove 4c of the mounting opening 4b, and each locking piece 10b is opened in the fitting groove 4c.
It is locked in a locking groove 12 which penetrates c ′ and is provided around the outer circumference of the end of the water supply communication pipe 6. Locking ring 10 as described above
By locking each locking piece 10b in the locking groove 12, the hose connection port 4 is disengaged from the water supply communication pipe while the water supply communication pipe 6 and the mounting port 4 are freely rotated. Can be prevented.

The tab 11 of the locking ring 10 is the ring 10.
It is formed by projecting to the outer peripheral portion at one end and bending the tip end portion toward one side. Then, as shown in FIG. 4, the knob 11 is pinched to bend the ring 10a so that the diameter of the ring 10a is widened.
The locking piece 10b locked inside is released, and the locking ring 10 can be removed. When the locking ring 10 is removed, the hose connection port 4 can be freely removed from the end of the water supply connection pipe 6. The body 2a of the winding drum 2
The other hose connection port 3 provided in is attached so as to rotate with respect to the end portion of the water supply communication pipe 6, but the locking ring and its fitting portion are constructed in exactly the same manner as described above. , The description is omitted.

According to the hose winder configured as described above, it is necessary to remove the hose connection ports 3 and 4 when connecting the hose to the hose connection ports 3 and 4 and when replacing the packings 8 and 9. In the case of occurrence of the trouble, the locking ring 10 can be easily removed by holding the knob 11 as described above, which allows the hose connection ports 3 and 4 to be easily attached and detached without using a tool. it can.

In the above-described embodiment, the hose connection ports 3 and 4 are connected to each other by fitting the mounting ports 3b and 4b of the hose connection ports 3 and 4 to the outer circumference of the end port of the water supply connection pipe 6. Although it is attached to the pipe 6, contrary to the above-described embodiment, the mounting port of the hose connection port may be configured to be fitted to the inner circumference of the end port of the water supply communication pipe. Good. In this case, the locking ring is fitted from the outer circumference of the end of the water supply connecting pipe.

[Brief description of drawings]

FIG. 1 is a partially cutaway front view showing a hose winder embodying the present invention.

FIG. 2 is a vertical sectional view of a hose connection port portion.

FIG. 3 is a sectional view taken along line XX in FIG.

FIG. 4 is a vertical cross-sectional view showing the hose connection port portion in a state where the locking ring is expanded.

FIG. 5 is an enlarged cross-sectional view showing a hose connection port portion of a conventional hose winder.

6 is a cross-sectional view taken along line YY in FIG.

[Explanation of symbols]

1 ... Main body frame 6 ... Water supply connecting pipe 2 ... Winding drum 8, 9 ... Packing 2a ... Drum body 10 ... Locking ring 3, 4 ... Hose connection port 10b ...
Locking pieces 3b, 4b ... Mounting port 11.
..Handle 12 ... Locking groove

Claims (1)

[Scope of utility model registration request] 1. A hose connection port is attached to one end or both ends of the water supply communication pipe by connecting a shaft core portion on one side of the winding drum and an outer periphery of a body portion of the winding drum by a water supply communication pipe. The mounting port at the base end of the connection port is rotatably and removably fitted to the outer or inner circumference of the water supply communication pipe end port, and a locking ring for falling prevention is fitted to the outer circumference of the fitting part. In the attached hose winder, the locking ring is formed in a substantially C shape, and the locking piece provided on the inner peripheral portion is formed along the outer periphery of the member fitted inside in the fitting portion. A hose winder configured to be inserted through the locking groove and locked, and a knob piece projecting from the outer peripheral portion of one end of the locking ring.