JPH1047585A - Refrigerant tube protection cover for air conditioner - Google Patents

Abstract

(57) [Summary] [Object] To protect a refrigerant pipe exposed between another refrigerant pipe protection cover and a refrigerant pipe joint of an outdoor unit,
Provided is a refrigerant pipe protection cover for an air conditioner that is devised so as to be able to cope with various types of refrigerant pipes depending on construction conditions at a site. The refrigerant pipe protection cover 1 has a connecting portion 11 connected at one end to another refrigerant pipe protection cover, and is formed in a cylindrical shape so that a refrigerant pipe can be inserted therein. And a cover part 20 rotatably attached to the other end of the main body 10 so as to cover the refrigerant pipe joint part and communicate the joint part with the inside of the main body 10.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a refrigerant pipe protection cover for an air conditioner which protects a refrigerant pipe used for heat exchange of an air conditioner having an indoor unit and an outdoor unit. The present invention relates to a protection cover for protecting a refrigerant pipe exposed between a cover and a refrigerant pipe joint provided in an outdoor unit.

[0002]

2. Description of the Related Art Conventionally, in piping of a refrigerant pipe of an air conditioner, as shown in FIG. 10, a refrigerant pipe P1 connected to an indoor unit is drawn out and piped along an outer wall W of a building. Connection to a connection elbow E, which is a refrigerant pipe joint provided in Y, is performed. In such outdoor piping of the refrigerant pipe P1, a refrigerant pipe protection cover C is used to protect the refrigerant pipe P1 from wind, rain, sunlight, and the like.

[0003] However, the conventional refrigerant pipe P1 which is piped outdoors is protected only by the part of the refrigerant pipe protection cover C attached along the outer wall W, and the connection between the refrigerant pipe protection cover C and the connection elbow E of the outdoor unit Y is made. Between them, they are exposed, and are directly affected by the weather such as wind and rain, and there is a problem that the refrigerant pipe P1 in such a portion is easily damaged.

[0004]

SUMMARY OF THE INVENTION The present invention has been made in view of the above circumstances, and protects the above-described exposed refrigerant pipes, and provides various pipes for the refrigerant pipes depending on construction conditions at the site. It is an object of the present invention to provide a refrigerant pipe protection cover for an air conditioner that is devised so as to cope with the problem.

[0005]

Means for Solving the Problems As means for solving the above-mentioned problems, the invention according to claim 1 is characterized in that "one end has a connection portion connected to another refrigerant pipe protection cover, and the refrigerant inside is provided. An opening facing the joint formed on one side surface to cover the refrigerant pipe joint of the outdoor unit of the air conditioner and to communicate the joint with the inside of the main body, while covering the main body formed into a cylindrical shape so that the pipe can be inserted therethrough. And a cover having a communication port for communicating the opening with the inside of the main body, wherein the communication port is rotatably attached to the other end of the main body. Refrigerant tube protection cover for air conditioner "
Is the content.

According to a second aspect of the present invention, there is provided a connector having a connecting portion connected to another refrigerant pipe protection cover at one end, and formed into a tubular shape so that the refrigerant pipe can be inserted thereinto and bendable. An opening facing the joint formed on one side surface to cover the refrigerant pipe joint of the outdoor unit of the air conditioner and to communicate the joint with the inside of the main body; And a cover portion rotatably attached to the other end of the main body. , And its content.

Further, according to the third aspect of the present invention, there is provided a connector having a connecting portion connected to another refrigerant pipe protection cover at one end, and formed into a tubular shape so as to allow the refrigerant pipe to pass therethrough and bent and expanded and contracted. A freely formed main body, an opening facing the joint formed on one side to cover the refrigerant pipe joint of the outdoor unit of the air conditioner, and to communicate the joint with the inside of the main body. A cover for rotatably attached to the other end of the main body, the cover having a communication port for communicating with the inside of the main body; Is the content.

[0008]

In the refrigerant pipe protection cover according to the first aspect of the present invention, the connecting portion of the main body is connected to another refrigerant pipe protection cover, and the other refrigerant pipe protection cover is connected to the refrigerant pipe joint of the outdoor unit. The end of the refrigerant pipe inserted into the main body is rotated by the cover part rotatably attached to the other end of the main body by inserting the refrigerant pipe exposed between the inside and the other end of the main body. The refrigerant pipe can be connected to the refrigerant pipe joint with the inside of the main body and the refrigerant pipe joint communicating with each other so as to face the pipe joint. At this time, even if the main body is fixed by being connected to another refrigerant pipe protection cover, the end of the refrigerant pipe inserted into the main body by the rotatable cover portion is the refrigerant of the outdoor unit. It can be arranged so as to face the pipe joint. Then, the refrigerant pipe joint part is covered with such a cover part, and the refrigerant pipe exposed between the other refrigerant pipe protection cover and the refrigerant pipe joint part of the outdoor unit can be completely protected. .

The refrigerant pipe protection cover according to the second aspect of the present invention has the same function as the refrigerant pipe protection cover according to the first aspect, and further has another function due to the flexibility of the main body. Regardless of the location of the refrigerant pipe protection cover, the end of the refrigerant pipe that is piped from any direction can be arranged up to the refrigerant pipe joint, and it can easily respond to the orientation of the refrigerant pipe joint and the bending of the refrigerant pipe. This makes it easy to perform refrigerant pipe installation on site.

Further, in the refrigerant pipe protection cover according to the third aspect of the present invention, in addition to the operation of the refrigerant pipe protection cover according to the first and second aspects, the protection is further provided by the elasticity of the main body. It is possible to protect the entire refrigerant pipe even if the length of the refrigerant pipe should be slightly different, and when connecting the connection part of the main body to another refrigerant pipe protection cover, or with the refrigerant pipe joint part of the outdoor unit. After the connection with the refrigerant pipe, the operation of covering the connection portion with the cover portion can be easily performed by expanding and contracting the main body. Therefore, the piping work of the refrigerant pipe at the site is more easily performed.

[0011]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is an exploded perspective view showing a refrigerant pipe protection cover according to the present invention.

As shown in FIGS. 1 and 2, the refrigerant pipe protection cover 1 is made of a synthetic resin such as polyethylene, and has a bend protection cover C2 (see FIG. 3) which is another refrigerant pipe protection cover at one end. A main body 10 having a connection portion 11 to be connected and having a cylindrical shape for inserting a refrigerant pipe therein.
And a cover part 20 rotatably attached to the other end of the main body 10. The connection part 11 formed at one end of the main body 10 is formed in a shape corresponding to the end face opening of the straight protection cover C1, and the bending protection cover C2 is formed.
Are connected by insertion into the end face opening. The other end of the main body 10 is formed in a circular cylindrical opening 12, and a convex portion 13 is formed on the outer periphery of the cylindrical opening 12 in an annular shape. A recess 23 is formed in the communication port 22 of the cover 20 corresponding to the projection 13, and the cylindrical port 12 is inserted and fitted into the communication port 22 of the cover 20. 20 is rotatably attached to the other end of the main body 10.

The cover 20 has a size sufficient to cover the refrigerant pipe joint of the outdoor unit, and has a refrigerant pipe joint on one side thereof so as to allow the refrigerant pipe joint to communicate with the inside of the main body 10. An opening 21 into which a certain connection elbow E (see FIGS. 8 and 9) can be inserted is formed.

As shown in FIG. 3, in the refrigerant pipe protection cover 1 thus configured, the connecting portion 11 of the main body is connected to the bending protection cover C2, which is another refrigerant pipe protection cover, to protect the bending. The refrigerant pipe exposed between the cover C2 and the refrigerant pipe joint of the outdoor unit Y was inserted thereinto, the refrigerant pipe was connected to the refrigerant pipe joint, and then rotatably attached to the other end of the main body 10. By rotating the cover 20, the refrigerant pipe exposed between the bend protection cover C2 and the refrigerant pipe joint of the outdoor unit Y can be protected. In this case, even if the fixed state of the main body 10 is changed by connecting the bending protection cover C2 to the straight protection cover C1, which is another refrigerant pipe protection cover disposed at a different position, the bending protection cover C2 rotates. The flexible cover 20 allows the end of the refrigerant pipe inserted into the main body 10 to be disposed so as to face the refrigerant pipe joint of the outdoor unit Y.

In this example, the main body 10 is formed in a straight shape. For example, in FIG.
The bent main body 10 having the end 2 may be formed. Here, the other refrigerant pipe protection covers refer to the straight protection cover C1 and the bent protection cover C2 shown in FIG. 3, and are not limited to those attached to the outer wall W.

Next, another example of the refrigerant pipe protection cover will be described. As shown in FIGS. 4 and 5, the refrigerant pipe protection cover 1 is made of a synthetic resin such as polyethylene.
A straight protective cover C1 which is another refrigerant pipe protective cover at one end.
(See FIG. 7), a main body 10 having a cylindrical shape for inserting a refrigerant tube therein, and a cover rotatably attached to the other end of the main body 10. Part 20
It is composed of The connecting portion 11 formed at one end of the main body 10 is formed in a shape corresponding to the end face opening of the straight protective cover C1, and as shown in FIG. 6, the lower member C11 and the upper The straight protective cover C1 formed by the member C12 is inserted into an end face opening to be connected. A ridge 11a is formed on the side surface of the connection portion 11, and when the connection portion 11 is inserted into the end face opening of the straight protection cover C1, the ridge 11a is pressed against the inner surface of the straight protection cover C1. It acts as a stopper.

The main body 10 is formed in a bellows shape, and can be bent in an arbitrary direction and can be expanded and contracted in the longitudinal direction by the bellows-like portion 14. For this reason, it is possible to protect the entire refrigerant pipe even if the length of the refrigerant pipe to be protected is slightly different, and when the connecting portion 11 is inserted into the end face opening of the straight protection cover C1, or when the outdoor unit is installed. After connecting the refrigerant pipe to the refrigerant pipe joint part, the connection point is changed to the cover part 20.
Can be easily performed.

The other end of the main body 10 is formed in a circular cylindrical opening 12, and a convex portion 13 is formed on the outer periphery of the cylindrical opening 12 in an annular shape. The concave portion 2 fitted to the convex portion 13 and fitted thereto
3 is formed in the communication port 22 of the cover section 20, and the cover section 20 is rotatably attached to the other end of the main body 10 by inserting and fitting the cylindrical port 12 into the communication port 22 of the cover section 20. Have been. The cover 20 has a size sufficient to cover the refrigerant pipe joint of the outdoor unit, and has a refrigerant pipe joint on one side thereof so as to allow the refrigerant pipe joint to communicate with the inside of the main body 10. An opening 21 into which the connection elbow E (see FIGS. 8 and 9) can be inserted is formed.

As shown in FIG. 7, by using the refrigerant pipe protective cover 1 having the above-described structure, the linear protective cover C1 as another refrigerant pipe protective cover and the refrigerant of the outdoor unit Y are formed. The refrigerant pipe exposed between the pipe joint part can be completely protected. As a construction procedure in this case, first, the refrigerant pipe is piped in a state where the refrigerant pipe is drawn out from the straight protection cover C1, which is another refrigerant pipe protection cover, by a predetermined length. Is connected to the straight protection cover C1. Next, the bellows-like portion 14 of the main body 10 is contracted to
The refrigerant pipe is pulled out from the opening 0, the refrigerant pipe is connected to a connection elbow which is a refrigerant pipe joint of the outdoor unit Y, and after the connection,
The bellows-like part 14 of the main body 10 is extended, and the cover part 20 is rotated to cover the refrigerant pipe joint part of the outdoor unit Y. Thereby, it can be constructed in a state where the refrigerant pipe is protected.

In the present invention, as still another example of the coolant tube protective cover, the main body 10 may be simply made of a flexible material so as to be freely bent. In this case, it is not necessary to form the bellows as in the above embodiment.
In order to cope with a case where the lengths of the refrigerant pipes to be protected are different, for example, the main body 10 is constituted by a plurality of extendable members, and the length is adjusted to protect the entire refrigerant pipes. And so on.

In such a refrigerant pipe protection cover 1 having a bendable main body 10, as shown in FIGS. 8 and 9, for example, a connection elbow E as a refrigerant pipe joint has various directions. Even if the specification is satisfied, the cover portion 20 can be arranged so as to correspond to this, and the refrigerant pipe joint portion can be easily covered.

The refrigerant pipe protective cover shown in each of the above embodiments may be embodied as follows. The main body 10 may be formed in a cylindrical shape so as to allow a refrigerant tube to pass therethrough. The main body 10 is not limited to a cylindrically formed body, and may be formed in a cylindrical shape by a combination of a half body or a divided body. It may be something. Also, if the connecting portion 11 is connected by insertion as in the embodiment,
By moving the connection portion 11 forward and backward, the connection work with another refrigerant pipe protection cover can be easily performed. However, the connection work is not limited to this, and a structure in which the connection portion is connected by a fastener such as a screw or a connector may be used. Further, the shape of the connecting portion 11 is a straight protection cover C1 or a bending protection cover C2 which is another refrigerant pipe protection cover.
It is only necessary to use a device that conforms to the above shape (including a response by deformation) or a device that has a structure that can be connected via an additional attachment.

The cover 20 may be any cover that can cover the refrigerant pipe joint, and is not limited to a dome-shaped one having an opening 21 as in the embodiment. For example, in a case where the refrigerant pipe joint portion is housed in a recess provided on the outer surface of the outdoor unit Y, the main body 10
What is necessary is just to be able to communicate and cover the inside and the refrigerant pipe joint part. Further, the constituent material may be made of a flexible material. The cover unit 20 may be provided with a fixing means to the outdoor unit Y. However, since the refrigerant pipe protection cover 1 itself is held by the refrigerant pipe inserted into the main body 10, such a fixing means is particularly necessary. do not do. An elastic body such as a soft urethane foam resin or rubber is provided on the side of the cover part 20 facing the refrigerant pipe joint part in order to improve the sealing performance with the outdoor unit Y and prevent rainwater from entering through the gap. May be.

The cover 20 can be rotatably attached to the other end of the main body 10 by, for example, an outer fitting portion at the overlapping portion between the other end of the main body 10 and the communication port 22 of the cover 20. , A screw may be screwed in, fixed to the inner fitting portion by tightening the screw, and rotatable by loosening the screw. Further, the outer fitting portion and the inner fitting portion may be screwed with female and male screws to rotate.

[0025]

As described above, according to the first to third aspects of the present invention, the refrigerant pipe exposed between the other refrigerant pipe protection cover and the refrigerant pipe joint of the outdoor unit is removed. In addition to being able to protect the refrigerant pipes from various directions according to the construction conditions at the site, the refrigerant pipes can be easily connected to the refrigerant pipe joint of the outdoor unit, and the refrigerant pipes for air conditioners can be easily installed. A cover can be provided.

[Brief description of the drawings]

FIG. 1 is a bottom view showing one embodiment of a refrigerant pipe protection cover according to the present invention.

FIG. 2 is a partially cutaway side view of the embodiment shown in FIG.

FIG. 3 is a perspective view showing a use state of the embodiment shown in FIG. 1;

FIG. 4 is a bottom view showing another embodiment of the refrigerant pipe protection cover according to the present invention.

FIG. 5 is a partially cutaway side view of the embodiment shown in FIG.

FIG. 6 is a front view showing a connection state between a connection portion and a straight protection cover of the embodiment shown in FIG. 4;

FIG. 7 is a perspective view showing a use state of the embodiment shown in FIG. 4;

FIG. 8 is a plan view showing an example of connection to different refrigerant pipe joints.

FIG. 9 is a plan view showing an example of connection to different refrigerant pipe joints.

FIG. 10 is a perspective view showing a conventional piping example.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Refrigerant pipe protection cover 10 Main body 11 Connection part 20 Cover part 21 Opening 22 Communication port P1 Refrigerant pipe Y Outdoor unit E Elbow

Claims (3)

[Claims] An end of which has a connection portion connected to another refrigerant pipe protection cover at one end, and covers a main body formed into a tubular shape so that a refrigerant pipe can be inserted therein, and a refrigerant pipe joint of an air conditioner outdoor unit. With
In order to make the joint communicate with the inside of the main body, an opening facing the joint formed on one side surface, and a communication opening for communicating the opening with the inside of the main body, the communication opening of the main body is provided. And a cover part rotatably attached to the other end of the cover. 2. An air conditioner outdoor unit having a connecting part connected to another refrigerant pipe protection cover at one end, a main body formed in a tubular shape and bent to allow a refrigerant pipe to pass through, and an air conditioner outdoor unit. And cover the refrigerant pipe joint of
In order to make the joint communicate with the inside of the main body, an opening facing the joint formed on one side surface and a communication port for communicating the opening with the inside of the main body are provided. And a cover part rotatably attached to the other end of the cover. 3. An air conditioner having a connecting portion at one end connected to another refrigerant pipe protection cover, a main body formed in a tubular shape to allow the refrigerant pipe to pass therethrough, and formed to be bent and extendable and contractable. While covering the refrigerant pipe joint of the outdoor unit,
In order to make the joint communicate with the inside of the main body, an opening facing the joint formed on one side surface and a communication port for communicating the opening with the inside of the main body are provided. And a cover part rotatably attached to the other end of the cover.