JP2000007230A - Air hose reel - Google Patents

Abstract

PROBLEM TO BE SOLVED: To increase a capacity, discharge drain water securely, and pull out a hose easily by providing a sub-air tank storing compressed air, mounting a hose reel in an upper part thereof, and arranging a hose reel follow-up means further. SOLUTION: A hose reel 30 of a hose reel with pedestal 5A is mounted in an upper part of a sub-air tank 20A storing compressed air. Moreover, a hose 43 of the sub-air tank 20A is connected with a rotary joint 41, and the hose reel 30 is arranged so as to rotate due to the rotation of a handle 35. The sub-air tank 20A is provided with an inlet 20a and an outlet 20b for compressed air and a valve 21 for discharging drain water collected in the tank 20A in a lower part thereof. Furthermore, about four direction free wheel support seats 20y and direction free wheels 67 constitute a hose reel follow-up means 65 in pairs in the lower part of the tank 20A to pull out a hose 33 smoothly.

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. If the capacity of the air tank alone is small, it is necessary to add a sub-air tank.However, in consideration of the convenience of the sub-air tank and hose reel, install a hose reel with a base on the sub-air tank. The present invention relates to a technique in which a hose reel can be smoothly pulled out from a hose reel and can be easily separated from a sub air tank.

[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 Laid-Open Publication 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 were 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 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 furthermore, when drain water flows around various pneumatic devices, there has been a problem in that adverse effects such as sticking and rusting are 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 hose reel 30 is mounted on an upper part of sub air tanks 20A, 20B, 20C for storing compressed air.
A hose reel following means 60, 65, 70 is provided so that the hose 33 can be smoothly pulled out from the hose reel 30, and the hose reel following means 60, 65, 70 is further provided with the sub air tank 20B. A rotary shaft 20x and a rotary bearing seat 62 integrally disposed at the lower center of the sub-air tank 20A, or a directional free wheel support seat 20y integrally disposed below the sub-air tanks 20A and 20C. And a directional wheel 67, or a rotating shaft 55 integrally provided at a lower center of a seat 55a of a hose reel 5B with a gantry and an upper portion of the sub air tank 20C. The hose reel 30 and the gantry 50.
A, a hose reel 5A with a gantry composed of 50B,
5B is the sub air tank 20A, 20B, 20C.
Separating means 80, 85 that can be easily separated from the main body are further provided. The separating means 80, 85 are further integrated with the legs 51a, 52a of the gantry 50A and the upper portions of the sub air tanks 20A, 20B. Or a gantry supporting seat 20k disposed as described above, or the gantry 50B
Shaft 5 integrally provided at the lower center of the seat 55a
5 and one of the rotary bearing seats 20l disposed integrally with the upper center of the sub air tank 20C, and the sub air tanks 20A, 20B, 20C The hose reel 30
A rotary joint 41 capable of coping with the rotation of the hose reel 30 is provided between the sub air tanks 20A, 20B, and 20C. Sub air tank 20A, 20
The above problem has been solved by disposing a valve 23 above the sub air tanks 20A, 20B, 20C via a drain suction pipe 22 communicating with the bottoms of B, 20C.

[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.
3 is a sectional view of an air hose reel showing a first embodiment according to the present invention, FIG. 2 is a sectional view of an air hose reel showing a second embodiment according to the present invention, and FIG. FIG. 6 is a sectional view of an air hose reel showing a third embodiment according to the present invention.

In FIGS. 1, 2 and 3, 1A, 1B,
1C is an air hose reel, which is a hose reel with a gantry 5A, 5B and sub air tanks 20A, 20B, 20C.
C, and a hose reel 5A, 5B with a base
Is composed of a hose reel 30, frames 50A and 50B, and a rotary joint 41. On the other hand, on the upper part of the sub air tanks 20A, 20B, 20C for storing the compressed air,
The hose reels 30 of the hose reels 5A and 5B with a gantry are mounted.

In this case, the hose reel 30 is connected to the hose 3
Hose reel follow-up means 6 so that 3 can be pulled out smoothly.
0, 65, 70, and a hose reel 5 with a base
Separating means 80 and 85 are provided so that A and 5B and the sub air tanks 20A, 20B and 20C can be easily separated. Hereinafter, details of the present invention will be described for each embodiment.

(First Embodiment) In FIG. 1, 1A
Is an air hose reel, which is a sub air tank 20
A and a stand-mounted hose reel 5A. Further, the hose reel with mount 5A includes a hose reel 30, a mount 50A, and a rotary joint 41. on the other hand,
The stand-mounted hose reel 5A is mounted on the upper part of the sub air tank 20A. In this case, the hose 43 of the sub air tank 20A is connected to the rotary joint 41 of the hose reel 5A with a gantry. Therefore, the hose reel 30
Are rotatably arranged.

Here, the sub air tank 20A
Is provided for storing compressed air generated by an air compressor (not shown), and an inlet 20a and an outlet 20b for passing the compressed air are disposed as far as possible from each other. A valve 21 for discharging drain water accumulated in the air tank 20A is provided at a lower portion.

The sub air tank 20A includes a main body of the sub air tank 20A, a one-touch joint 26, a hose 25, a joint 24, one of the valve 21 or the valve 23 and the drain suction pipe 22, and a joint 42. And the hose 43
, And a directional wheel 67. in this case,
As shown in FIG. 1, one method is to provide an inlet 20a and an outlet 20b at the longest position in the longitudinal direction of the sub air tank 20A.

Further, a joint 24, a hose 25, and a one-touch joint 26 are connected to the inlet 20a in the stated order, and the tip of the one-touch joint 26 is connected to an air compressor (not shown). Further, a joint 42 and a hose 43 are connected to the outlet 20b in the order described, a tip of the hose 43 is connected to one end of a rotary joint 41 of a hose reel 5A with a gantry, and a hose reel with a gantry is connected from the sub air tank 20A. Compressed air can be sent to 5A.

Here, as shown in FIG. 1, the sub-air tank 20A has a valve 21 disposed at a lower portion to drain drain water accumulated in the sub-air tank 20A.
Drain suction pipe 22 and valve 2 connected to it and arranged at the top
3, two valves 21, 23 are described.

In this case, the valve 21 is provided below the sub air tank 20A, or
A drain suction pipe 22 penetrating from the top of A and communicating with the bottom
It is possible to select either one of disposing the valve 23 above the sub air tank 20A via the. That is, in FIG. 1, both the valve 21 and the valve 23 are described, but either one may be installed. Here, the drain suction pipe 22 may be integrated with the sub air tank 20A by welding, and although not specifically shown,
A packing or O-ring may be provided and joined with screws.

In the lower part of the sub air tank 20A,
The four directional wheel support seats 20y and the directional wheel 67, which are provided integrally with the sub air tank 20A, form a pair to form a hose reel follow-up means 65, and smoothly move the hose 33 from the hose reel 30. Can be pulled out. However, the directional wheel support seat 20
y may be three or six.

The upper part of the sub air tank 20A is provided integrally with the sub air tank 20A.
The pedestal support seats 20k and the legs 51a and 52a of the pedestal 50A of the hose reel 5A with a pedestal are paired to separate
So that the sub-air tank 20A and the hose reel 5A with a gantry can be easily separated. Therefore, the sub-air tank 20A and the hose reel 5A with a gantry
Are not shown because they are easily separated from each other.
It is also conceivable to arrange a one-touch joint somewhere between the joint 42 and the hose 43, and in some cases, in the middle of the hose 43.

In this case, the hose reel 5A with a gantry comprises a hose reel 30, a gantry 50A and a rotary joint 41. Among them, the hose reel 30 is a hose reel 3A.
0, a hose 33, a one-touch joint 34, and a handle 35. Further, among them, the main body of the hose reel 30 includes a shaft 30c, a hollow shaft 30d, and flanges 30a and 30b. With such a configuration, the hose 33 having a length of several tens of meters with the one-touch joint 34 connected to the end can be wound by the hose reel 30, and the one-touch joint 34 can be connected to various pneumatic devices. .

Here, the main body of the hose reel 30 has flanges 30a and 30b disposed on both side surfaces, and a hollow shaft 3 is provided at the center of the flange 30b so that compressed air flows therethrough.
0d is penetrated, and the other end of the shaft 30c, one end of which is connected to the handle 35, is fixed to the center of the flange 30a. Have been. The hollow shaft 30
The compressed air that has flowed through the center of d is then sent through the hose 33 to various pneumatic devices.

The gantry 50 of the hose reel 5A with a gantry
A is a U-shaped leg 51a, 52a, and a support beam 5 fixed to the center of each of the legs 51a, 52a.
3, 54, and although not specifically shown, the legs 51
The upper beam and the lower beam which support between a and 52a are comprised. Then, a support beam 53 provided on the leg 51a is provided.
The hose reel 30 having the shaft 30c and the hollow shaft 30d at both ends is disposed between the hose reel 30 and the support beam 54 disposed on the leg 52a.

In this case, the support beam 5 provided on the leg 51a
3 and the support beam 54 provided on the leg 52a may be fixed by a bolt or a nut, or by welding. The support beams 53 and 54 and the shaft 3 of the hose reel 30
Although not specifically illustrated, a bearing may be provided at a contact portion between the hollow shaft 30c and the hollow shaft 30d in order to smoothly rotate the hose reel 30.

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

First, an air hose reel 1A separated into a sub air tank 20A and a hose reel 5A with a base.
And a hose reel connected to an air compressor (not shown) at the one-touch joint 26 from the sub-air tank 20A after connecting the various joints therebetween at the separating means 80. A portion of the one-touch joint 34 from 30 is connected to a pipe connected to a pneumatic device such as an air cylinder or an air motor.

Next, as the pneumatic device is moved to a required position to be worked, the hose reel 30 of the air hose reel 1A connected to the pneumatic device via the one-touch joint 34 and the hose 33 rotates. The hose 33 is extended with the rotation. In this case, the rotation of the hose reel 30 causes the hollow shaft 30d constituting the hose reel 30 to rotate at the same time. However, since the rotation joint 41 is connected to the end of the hollow shaft 30d, The hose 43 connected to the sub air tank 20
There is no problem even if it is fixed to A. Here, the connection of piping related to the one-touch joints 26 and 34 and the hose 3
The payout of No. 3 may be reversed.

When the hose 33 is extended, four sets of the directional free wheel support seats 20y and the directional free wheels 67 integrally provided below the sub air tank 20A are provided.
By the function of the hose reel following means 65 formed as a pair, the hose reel 30 is always held in parallel with the direction in which the hose 33 extends. As a result, the hose 33 can be smoothly fed out.

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

On the other hand, when the pneumatic device operates, the compressed air stored in the sub-air tank 20A flows from the outlet 20b of the sub-air tank 20A to the joint 42, the hose 43, the rotary joint 41, and the hollow shaft 30d of the hose reel 30. Hose 3
3 and supplied to the pneumatic equipment via the one-touch joint 34.

Finally, when the operation is completed, the operation of the air compressor is stopped, and then the pneumatic device is pulled while rotating the handle 35, and at the same time, the hose 33 is connected to the hose reel 30.
To be stored. If necessary, the separating means 80
At the position, the air hose reel 1A is separated into a hose reel 5A with a gantry and a sub air tank 20A.

(Second Embodiment) Referring to FIG.
Is an air hose reel, which is a sub air tank 20
B and a stand-mounted hose reel 5A. Further, the hose reel with mount 5A includes a hose reel 30, a mount 50A, and a rotary joint 41. on the other hand,
The hose reel with mount 5A is mounted on the upper part of the sub air tank 20B. In this case, the sub air tank 2
The hose 43 of 0B is connected to the rotary joint 41 of the hose reel 5A with a gantry. Therefore, the hose reel 30
Are rotatably arranged.

Here, the difference from the first embodiment is as follows.
At the lower center of the sub air tank 20B, a rotary shaft 20x integrally provided with the sub air tank 20B is paired with a rotary bearing seat 62 to constitute a hose reel following means 60. 33 can be pulled out smoothly. In this case, although not shown, a bearing may be provided on the rotary bearing seat 62.

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

The operation of the second embodiment is almost the same as the operation of the first embodiment. However, when the hose 33 is extended, the rotating shaft 20x and the rotating bearing seat 62 provided integrally at the lower center of the sub-air tank 20B and the rotating reel seat 62 are formed by a pair of hose reel follow-up means 60. The hose reel 30 is always held parallel to the direction in which the hose 33 extends. As a result, the hose 33 can be smoothly fed out.

(Third Embodiment) Referring to FIG.
Is an air hose reel, which is a sub air tank 20
C and a stand-mounted hose reel 5B. Further, the hose reel 5B with a gantry includes a hose reel 30, a gantry 50B, and a rotary joint 41. on the other hand,
The hose reel with mount 5B is mounted on the upper part of the sub air tank 20C. In this case, the hose 43 of the sub air tank 20C is connected to the rotary joint 41 of the hose reel 5B with a gantry. Therefore, the hose reel 30
Are rotatably arranged.

Here, the points different from the first embodiment are as follows.
A rotating shaft 55 integrally provided at a lower center of a seat 55a of a gantry 50B of the gantry 50B of the gantry-mounted hose reel 5B is paired with a rotary bearing seat 201 which is integrally provided at a center of an upper portion of the sub air tank 20C. Become the hose reel following means 70
And the separating means 85 so that the hose 33 can be smoothly pulled out from the hose reel 30. At the same time, in the air hose reel 1C, the hose reel 5B with a base and the sub air tank 2
Separation of 0C is easy. In this case, although not shown, a bearing may be provided on the rotary bearing seat 201.

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

The operation of the third embodiment is almost the same as the operation of the first embodiment. However, when the hose 33 is extended, the rotary shaft 55 integrally provided at the lower center of the seat 55a of the gantry 50B of the gantry-equipped hose reel 5B is integrally provided at the upper center of the sub air tank 20C. Due to the function of the rotary bearing seat 201 and the hose reel follow-up means 70 formed as a pair, the hose reel 30 is always held in parallel with the direction in which the hose 33 extends. Therefore, the hose 33 can be smoothly fed out.

The same rotary shaft 55 that is integrally provided at the lower center of the seat 55a of the gantry 50B of the gantry hose reel 5B is integrally provided at the upper center of the sub air tank 20C. By the action of the rotating bearing seat 201 and the pair of separating means 85, the hose reel with mount 5B and the sub air tank 20C, which constitute the air hose reel 1C, can be separated.

[0039]

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 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 sub air tank does not rotate, there is no need to worry about drain water flowing toward the pneumatic equipment, and it is now possible to reliably drain drain water collected at the bottom of the sub air tank .

Third, by mounting the air hose reel on the sub air tank, the installation place can be minimized. Fourth, the installation of the separating means allows the air hose reel to be separated into a sub air tank and a hose reel with a gantry, which is convenient for transportation. Fifth, the installation of the hose reel follow-up means makes it easy to pull out the hose.

[Brief description of the drawings]

FIG. 1 is a sectional view of an air hose reel showing a first embodiment according to the present invention.

FIG. 2 is a sectional view of an air hose reel showing a second embodiment according to the present invention.

FIG. 3 is a cross-sectional view of an air hose reel showing a third embodiment according to the present invention.

[Explanation of symbols]

 1A ... Air hose reel 1B ... Air hose reel 1C ... Air hose reel 5A ... Hose reel with stand 5B ... Hose reel with stand 20A ... ··· Sub air tank 20B ··· Sub air tank 20C ··· Sub air tank 20a ··· Inlet 20b ··· Outlet 20k ··· Stand support seat 20l ··· Rotating bearing seat 20x ···· Rotating shaft 20y ··· Direction-free wheel support seat 21 ··· Valve 22 ··· Drain suction pipe 23 ··· Valve 24 ··· Joint 25 ··· ... Hose 26 ... One-touch joint 30 ... Hose reel 30a ... Flange 30b ... Flange 30c ... Shaft 30d ... Hollow shaft 33 ...・ Hose 34 ・ ・ ・· One-touch joint 35 ····· Handle 41 ··· Rotating joint 42 ··· Joint 43 ··· Hose 50A ··· Stand 50B ··· Stand 51a ··· Leg 51b ... leg 52a ... leg 52b ... leg 53 ... support beam 54 ... support beam 55 ... rotating shaft 55a ... seat 60 ···· Hose reel follower 62 ··· Rotating bearing seat 65 ··· Hose reel follower 67 ··· Directional wheel 70 ··· Hose reel follower 80 ··· ..Separation means 85 ···· Separation means

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[Procedure amendment]

[Submission date] May 26, 1999 (1999.5.2
6)

[Procedure amendment 1]

[Document name to be amended] Statement

[Correction target item name] Claims

[Correction method] Change

[Correction contents]

[Claims]

[Procedure amendment 2]

[Document name to be amended] Statement

[Correction target item name] 0007

[Correction method] Change

[Correction contents]

[0007]

SUMMARY OF THE INVENTION The present invention relates to an air compressor.
When the capacity is small with the air tank only
Therefore, the sub-air tank 20A, 2 for storing compressed air
0B, 20C was prepared, and characterized in that Tosai the hose reel 30 at the top of their further the hose reel 30
So that the hose 33 can be pulled out smoothly from the hose.
Reel 30 and the sub air tanks 20A, 20B, 2
The hose reel followers 60 and 65 are provided so that the main body of the OCC rotates integrally, and the hose reel followers 60 and 65 are further integrated with the lower center of the sub air tank 20B. Rotating shaft 20x
And the rotary bearing seat 62, or the directional free wheel support seat 20y and the directional free wheel 67 integrally provided below the sub air tanks 20A and 20C. In addition, the hose reels 5A and 5B with a gantry constituted by the hose reel 30 and the gantry 50A and 50B are simply mounted on the sub air tanks 20A, 20B and 20C. And the legs 51 of the gantry 50A.
a, 52a and above the sub air tanks 20A, 20B
It consists of a gantry support seat 20k integrated with the
Separating means 80 or the seat 55a of the gantry 50B
The rotation shaft 55 integrally provided at the lower center of the
It is arranged integrally at the upper center of the air tank 20C.
Of the separating means 85 composed of the rotating bearing seat 201
The above-mentioned problem has been solved by being characterized in that one of them is provided.

Claims (7)

[Claims] 1. A hose reel (3) is provided above a sub air tank (20A, 20B, 20C) for storing compressed air.
An air hose reel characterized by the above (0). 2. An air hose according to claim 1, wherein a hose reel follower (60, 65, 70) is provided so that the hose (33) can be smoothly pulled out from the hose reel (30). reel. 3. The hose reel following means (60, 6).
5, 70) comprises a rotary shaft (20x) and a rotary bearing seat (62) integrally provided at the lower center of the sub air tank (20B), or the sub air tank (20A). , 20C) comprising a directional swivel support seat (20y) and a directional swivel wheel (67) integrally provided at the lower part of the lower part of the seat (55a) of the hose reel with mount (5B). A rotation shaft (55) integrally provided at the center and the sub air tank (20)
C) and a rotating bearing seat (20
The air hose reel according to claim 2, wherein the air hose reel is any one of the items (1) and (2). 4. The hose reel (30) and a frame (50).
A, 50B), and a hose reel (5
A, 5B) is the sub air tank (20A, 20A).
B, 20C) and separation means (80, 8)
The air hose reel according to any one of claims 1 to 3, wherein (5) is provided. 5. A gantry support seat integrally disposed on the legs (51a, 52a) of the gantry (50A) and the upper portions of the sub air tanks (20A, 20B). (20k), or
A rotary shaft (55) integrally provided at the lower center of a seat (55a) of the gantry (50B) and a rotary bearing seat (201) integrally provided at the upper center of the sub air tank (20C). 5. The air hose reel according to claim 4, wherein the air hose reel is any one of the following. 6. The sub air tank (20A, 20A)
B, 20C) and the hose reel (30), the rotary joint (4) capable of supporting the rotation of the hose reel (30).
The air hose reel according to any one of claims 1 to 5, wherein (1) is provided. 7. The sub air tank (20A, 20A)
B, 20C), a valve (21) is provided below, or the sub air tank (20A, 20B, 20C)
7. A valve (23) is provided above the sub-air tank (20A, 20B, 20C) via a drain suction pipe (22) communicating with the bottom of the tank. The air hose reel according to any one of the above.