JP2899972B1 - Air hose reel - Google Patents

Abstract

[Summary] [Problem] When a hose reel is also used as an air tank,
Since the air tank rotates, it is difficult to increase the capacity of the air tank because of the volume and the handle to be rotated becomes heavy. Further, there is a problem that drain water accumulated in the air tank during rotation of the hose reel flows into the hose of the hose reel and the pneumatic device. In particular, polyurethane hoses are susceptible to water due to hydrolysis, and when drain water flows around pneumatic equipment,
Adverse effects such as sticking and rusting occurred. In addition, a valve is provided to discharge the drain water accumulated inside the air tank, but depending on the position of the valve disposed in the rotating air tank, the drain water cannot be discharged, and The valve protruding outside obstructed the rotation of the air tank. SOLUTION: A sub air tank 2 for storing compressed air.
The hose reel 30 having the handle 0 and the handle 35 was arranged in a straight line via the compressed air delivery means 40.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an air hose reel having a sub-air tank, and more particularly, to an air compressor for using compressed air from an air compressor through an air hose reel. In the case where the capacity of the air tank alone is small, it is necessary to add a sub-air tank. In this case, the present invention relates to an integrated technique in consideration of the convenience of the sub-air tank and the hose reel.

[0002]

2. Description of the Related Art As a conventional technology related to an air hose reel having a sub air tank, Japanese Utility Model Application Laid-Open No.
As can be seen in Japanese Patent Publication No. 200057, the winding drum inner space formed by the winding drum peripheral surface 5 of the above winding drum and the flanges 6 and 7 attached to both left and right ends of the winding drum peripheral surface 5. 8
Was made airtight to the outside and used as an air tank.

Further, as another conventional technique, as disclosed in Japanese Utility Model Application Laid-Open No. 53-63705, a compressed air main body and an air tank are separately provided, and this air tank is used for a hose reel. Some portable air compressors are convenient and easy to carry.

[0004]

However, such a conventional air hose reel has the following problems. First, when the hose reel is also used as an air tank, the air tank itself rotates,
It was difficult to increase the capacity of the air tank because of the volume and the heavy weight of the rotating handle.

Second, when the hose reel is also used as an air tank, drain water collected in the air tank during rotation of the hose reel is applied to the hose of the hose reel and various pneumatic devices using compressed air. There was a problem of flowing. In particular, polyurethane hoses are susceptible to water due to hydrolysis and so on. In addition, when drain water flows around various pneumatic devices, sticks and rust are produced.
・ A problem such as adverse effects was caused.

Third, the air tank is provided with a valve for discharging the drain water accumulated in the air tank, but the drain water is discharged depending on the position of the valve disposed on the rotating air tank. In addition, the valve protruding outside could hinder the rotation of the air tank also serving as the hose reel. An object of the present invention is to solve such a problem.

[0007]

The present invention is characterized in that a sub-air tank 20 for storing compressed air and a hose reel 30 with a handle 35 are arranged in a straight line via a compressed air delivery means 40. Further, the compressed air delivery means 40 has one end fixed to the outlet 20b of the sub air tank 20, and the other end fixed to the end boss 30aa of the flange 30a of the hose reel 30, and is integrated with the hose reel 30. The sub-air tank 20 and the hose reel 30 have two legs 51 and 52. The rotary joint 41 has a function of rotating and supplying air. And the two legs 5
It is characterized in that it is arranged on a gantry 50 composed of one upper beam 53 and two lower beams 54, 55 supporting the first and second 52. The hose reel 30 is provided on one leg 51, and the flange 30 b on one side of the hose reel 30 is provided on one leg 52, and a valve 21 is provided below the sub air tank 20. Or a valve 23 is disposed above the sub-air tank 20 via a drain suction pipe 22 communicating with the bottom of the sub-air tank 20. The above problem has been solved by being characterized in that the compressed air inlet 20a and the outlet 20b arranged in the tank 20 are arranged as far apart as possible.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An air hose reel according to the present invention will be described in detail with reference to the drawings and embodiments. FIG.
FIG. 2 is a front view of the air hose reel according to the present invention, FIG. 2 is a side view of the air hose reel according to the present invention on the side of the sub air tank, and FIG. It is a side view.

In FIGS. 1, 2 and 3, reference numeral 1 denotes an air hose reel, which comprises a sub air tank 20, a hose reel 30, compressed air delivery means 40, and a gantry 50. In this case, the sub air tank 20 and the hose reel 3 connected by the compressed air
0 is fixed. Among them, hose reel 30
Are rotatably fixed.

Here, the sub air tank 20 is
An inlet 20a and an outlet 20b for flowing the compressed air are disposed as far as possible from each other for storing the compressed air, and are used for discharging the drain water accumulated in the sub air tank 20. A valve 21 is provided at the bottom.
In this case, as shown in FIG. 1, the inlet 20a and the outlet 2 are located on the center of rotation of the hose reel 30 and the extension of the rotary joint 41.
One method is to provide 0b.

Further, a joint 24, a hose 25, and a one-touch joint 26 are connected to the inlet 20a in the order described, and the end of the one-touch joint 26 is connected to an air compressor (not shown). The outlet 20b is provided with the compressed air delivery means 4
0 compressed air delivery means 4 through a joint 42 and a pipe 43
0 of the rotary joint 41 and the sub air tank 2
0 and one end of the rotary joint 41 are fixed.

However, in FIG. 1, the sub-air tank 20 has a valve 21 disposed at a lower portion and a drain suction pipe 2.
2 and two valves 23 connected thereto and disposed at the top
1, 23 are described. In this case, a valve 21 is provided at the lower part of the sub air tank 20 or a valve 23 is provided at the upper part of the sub air tank 20 through a drain suction pipe 22 that penetrates from the upper part of the sub air tank 20 and communicates with the bottom part. Or one of them is selected.

Next, the hose reel 30 includes a main body of the hose reel 30, a hose 33, a one-touch joint 34, and a handle 35. That is, a hose 33 of several tens of meters is connected to the one-touch joint 34 at the end and is wound around the hose reel 30, and the one-touch joint 34 can be connected to various pneumatic devices.

The body of the hose reel 30 has flanges 30a and 30b on both sides, and a hollow end boss 30aa at the end of the flange 30a so that compressed air flows through the center. At the end of the flange 30b, one end of a handle 35 penetrates the center portion and is fixed to the body of the hose reel 30, and the hose reel 30 is rotatably arranged by the rotation of the handle 35. The compressed air flowing through the center of the end boss 30aa is
The air is sent to various pneumatic devices through the hose 33.

Further, the compressed air delivery means 40 includes a joint 42
, The pipe 43 and the rotary joint 41 are arranged and arranged in the order described. The joint 42 is fixed to the outlet 20b of the sub air tank 20. Accordingly, one end of the rotary joint 41 is fixed to the sub air tank 20 together with the pipe 43 and the joint 42, and the other end of the rotary joint 41 is connected to the end boss 30 aa of the flange 30 a of the hose reel 30.
To rotate integrally with the hose reel 30 and to allow compressed air to pass through the center.

In this case, the joint 42 and the pipe 43 may be provided not only on the sub air tank 20 side but also on the hose reel 30 side, or may be provided only on the hose reel 30 side. The rotary joint 41 is directly connected to the sub air tank 20
And the hose reel 30.

The joint 42, the rotary joint 41, the center of rotation of the hose reel 30, and the center of rotation of the handle 35 provided at the outlet 20b of the sub air tank 20 are arranged in a straight line.

The gantry 50 includes legs 51, 52, an upper beam 53 and lower beams 54, 5 supporting the legs 51, 52.
5 and a support beam 56. And leg 5
1, the center of the sub air tank 20 is fixed,
2, one flange 30b of the hose reel 30 is fixed. In this case, the central portion of the sub air tank 20 is fixed to the leg 51 by welding or fixed with bolts and nuts.

On the other hand, the center of the sub air tank 20
In some cases, the shape may be constricted so as to be stable when fixed. For fixing the hose reel 30 to the legs 52, bolts, nuts, and the like (not shown) are used. In particular, a bearing (not shown) is provided between the hose reel 30 and the gantry 50 so that the entire hose reel 30 rotates smoothly.

With such a configuration, the air hose reel 1 according to the present invention can produce a sub air tank 20 having a capacity of 11 liters and a weight of 11 kg.

The air hose reel according to the present invention is configured as described above, and its operation will be described below.

First, a pipe connecting the air hose reel 1 to an air compressor (not shown) at the one-touch joint 26 from the sub air tank 20 and a hose reel 30
Is connected to a pipe connected to pneumatic equipment such as an air cylinder, an air motor, etc.

Next, as the pneumatic device is moved to a required position, the hose reel 30 constituting the connected air hose reel 1 rotates, and the hose 33 is extended with the rotation. However, one-touch fitting 2
The order of connection of the pipes related to 6 and 34 and extension of the hose 33 may be reversed.

Here, after the position of the pneumatic device is determined,
When it is desired to start the operation of the pneumatic device, when the air compressor (not shown) is started, the compressed air is temporarily stored in the sub air tank 20. In this case, the drain water accumulates on the bottom of the sub air tank 20 at the bottom of the sub air tank 20, but by opening the valve 21 or the valve 23,
Drain water can be discharged.

Finally, when the operation is completed, the operation of the air compressor is stopped, and then the pneumatic device is drawn while rotating the handle 35, and at the same time, the hose 33 is connected to the hose reel 30.
To be stored.

[0026]

As is clear from the above description, the following effects can be obtained by the present invention. First, unlike the conventional example in which the center of the hose reel also serves as an air tank, there is no need to worry about the capacity and weight because another sub air tank is provided.

Secondly, since the air tank does not rotate, there is no fear that drain water flows toward the pneumatic equipment.
Drain water collected at the bottom of the sub air tank can be reliably discharged.

[Brief description of the drawings]

FIG. 1 is a front view of an air hose reel according to the present invention.

FIG. 2 is a side view of a sub-air tank side of an air hose reel according to the present invention.

FIG. 3 is a side view of a hose reel side of the air hose reel according to the present invention.

[Explanation of symbols]

 1 ... Air hose reel 20 ... Sub air tank 20a ... Inlet 20b ... Outlet 21 ... Valve 22 ... Drain suction pipe 23 ... ... Valve 24 ... Joint 25 ... Hose 26 ... One-touch joint 30 ... Hose reel 30a ... Flange 30aa ... End boss 30b ... ... Flange 30ba ... End boss 33 ... Hose 34 ... One-touch joint 35 ... Handle 40 ... Compressed air delivery means 41 ... Rotation Joint 42 ... Joint 43 ... Pipe 50 ... Stand 51 ... Leg 52 ... Leg 53 ... Upper beam 54 ... Bottom beam 55 Bottom beam 56 Support beam

Claims (6)

(57) [Claims] 1. A hose reel (3) having a sub air tank (20) for storing compressed air and a handle (35).
An air hose reel, wherein 0) are arranged in a straight line via a compressed air delivery means (40). 2. The compressed air delivery means (40) has one end fixed to an outlet (20b) of the sub air tank (20) and the other end connected to a flange (3) of the hose reel (30).
0a) is fixed to the end boss (30aa), rotates integrally with the hose reel (30), and has a function of supplying air to the rotating joint (41). The air hose reel according to claim 1, characterized in that: 3. The sub air tank (20) and the hose reel (30) are provided with two legs (51, 52),
It is arranged on a gantry (50) composed of one upper beam (53) supporting two legs (51, 52) and two lower beams (54, 55). Claim 1
Or the air hose reel according to claim 2. 4. A center portion of the sub air tank (20) is disposed on one leg (51), and a flange (30b) on one side of the hose reel (30) is disposed on one leg (52). The air hose reel according to any one of claims 1 to 3, wherein the air hose reel is provided. 5. A valve (21) is provided below the sub-air tank (20), or the valve (21) is provided via a drain suction pipe (22) communicating with a bottom of the sub-air tank (20). A valve (2) is provided at the top of the sub air tank (20).
The air hose reel according to any one of claims 1 to 4, wherein (3) is provided. 6. The compressed air inlet (20a) and outlet (20b) disposed in the sub air tank (20) are disposed as far away from each other as possible. An air hose reel according to claim 5.