CN102809250A

CN102809250A - A connector for a refrigerant pipe

Info

Publication number: CN102809250A
Application number: CN2012101609126A
Authority: CN
Inventors: 金镛燮
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-05-30
Filing date: 2012-05-22
Publication date: 2012-12-05
Also published as: KR101096054B1

Abstract

The invention relates to a connector for a refrigerant pipe, and more specifically, to a connector for a refrigerant pipe which easily connect the refrigerant pipe to a valve or a screwed joint of an air conditioner or the like. For the aim, the invention provides a connector for a refrigerant pipe comprises a sleeve and a flare nut. The refrigerant pipe is inserted into the sleeve. One end of the sleeve is expanded so as to wrap up a flare portion of the refrigerant pipe. The flare nut is located on the sleeve and is bound closely with the valve or the screwed joint so that the flare portion of the refrigerant pipe can be contacted with the valve or the screwed joint in an air tight manner. Therefore, the flare portion of the refrigerant pipe, connected with the valve or the screwed joint of the air conditioner or the like, can be protected from the harm of the binding force of the flare nut and the the refrigerant pipe can be easily connected to the valve or the like.

Description

The refrigerant piping jockey

Technical field

The present invention relates to the refrigerant piping jockey, in more detail, relate to a kind of being used for refrigerant piping easily is connected in the valve of air conditioner etc. or the refrigerant piping jockey of nipple.

Background technology

In general, as the refrigerant piping of air conditioner etc., use the refrigerant piping of the outstanding copper material of pyroconductivity height and rigidity and flexibility.

But, recently because as China of the factory in the world and the fund inflow of heavy speculation fund etc., the price of nonferrous metal such as copper presents the significantly trend of rising.

The copper consumption of China is increase constantly since 2003, had reached 20% 3,200,000 tons that are equivalent to worldwide consumption in 2005, along with this trend, had broken record high in October, 2005,4374 dollars of copper promptly per ton.

Because the rising of aforesaid copper price, in will being made as air conditioner that raw material use etc., the manufacturing cost of the copper pipe arrangement that uses as refrigerant piping rises significantly, causes the rising of the product price of copper pipe arrangement again as the rising of this manufacturing cost.

Because the rising of copper pipe arrangement product price, produce the manufacturer of product that air conditioner etc. utilizes the copper pipe arrangement along with the rising of copper pipe arrangement price, use cheap with respect to the copper pipe arrangement and aluminium pipe arrangement that pyroconductivity is outstanding as refrigerant piping.

But, to compare with the copper pipe arrangement, therefore the flexibility of aluminium pipe arrangement is very poor, has when utilizing the enlarging nut to be connected in the valve of air conditioner etc. the very problem of difficulty.

Promptly; After utilizing pipe expander to enlarge an end of aluminium pipe arrangement and forming expansion mouth; The enlarging nut that is positioned on the aluminium pipe arrangement that is formed with expansion mouth is incorporated into by fastening direction screw thread under the situation of valve of air conditioner etc., and the expansion mouth of aluminium pipe arrangement will be torn or fracture.

Based on this, current about the particular bond 15cm～30cm of the both ends of aluminium pipe arrangement the copper pipe arrangement and be connected in the valve of air conditioner etc., thereby solve the problems referred to above of aluminium pipe arrangement.

But existence need be used to connect the problem of particular bond process that can't be through the aluminium pipe arrangement that generally is welded to connect and ketone pipe arrangement in the aforesaid method.

And; Because engaging at both ends has the copper pipe arrangement, thereby has following problem: when pipe arrangement is set under the situation of the curtailment of pipe arrangement, can't prolongs the aluminium pipe arrangement and can only utilize the copper pipe arrangement to prolong; When being provided with, under the remaining situation of piping length, also can't block pipe arrangement to regulate length.

Summary of the invention

The present invention proposes in order to solve the above problems, and the object of the present invention is to provide a kind of being used for that refrigerant piping easily is connected in the valve of air conditioner etc. or the refrigerant piping jockey of nipple.

The present invention provides a kind of refrigerant piping jockey, it is characterized in that, comprising:

Sleeve pipe is formed by stainless steel, is inserted with the aluminum refrigerant pipe arrangement, and an end of this sleeve pipe is enlarged surrounding the expansion mouth of above-mentioned aluminum refrigerant pipe arrangement, and

The enlarging nut is positioned on the above-mentioned sleeve pipe, through with valve or the fastening combination of nipple the expansion mouth of above-mentioned aluminum refrigerant pipe arrangement is contacted with air tight manner with above-mentioned valve or nipple;

When the fastening combination of the fastening combination of carrying out above-mentioned enlarging nut and above-mentioned valve or above-mentioned enlarging nut and nipple; The other end of above-mentioned sleeve pipe to the opposite side-prominent prolongation of above-mentioned valve or nipple, to surround and to protect above-mentioned aluminum refrigerant pipe arrangement.

And the other end of above-mentioned sleeve pipe and above-mentioned refrigerant piping are surrounded by adhesive tape or pipe and are fixing.

Wherein, the end that the quilt of above-mentioned sleeve pipe enlarges and the expansion mouth of above-mentioned refrigerant piping have identical taper angle, and carry out the face contact with air tight manner.

And the internal diameter of above-mentioned sleeve pipe is identical with the external diameter of above-mentioned refrigerant piping.

According to the present invention, can protect the expansion mouth of the refrigerant piping that is connected with the valve or the nipple of air conditioner etc. to avoid the injury of the fastening force of enlarging nut, and refrigerant piping easily is connected in valve etc.

And; Under the situation of using refrigerant piping jockey of the present invention; Compare with refrigerant piping in the past with structure of particular bond copper pipe arrangement at the both ends of aluminium pipe arrangement; Therefore only use the aluminium pipe arrangement to get final product, have and easily prolong under curtailment or the remaining situation of length of pipe arrangement when pipe arrangement is set or block pipe arrangement to regulate the effect of length.

Description of drawings

Fig. 1 is the summary construction diagram of the refrigerant piping jockey of one embodiment of the invention.

Fig. 2 is the skeleton diagram of combination of roughly representing refrigerant piping jockey and the valve of one embodiment of the invention.

Fig. 3 is the structure chart through the diagrammatical of the refrigerant piping jockey of tying up processing of one embodiment of the invention.

Fig. 4 is that expression utilizes the refrigerant piping jockey of one embodiment of the invention to prolong the skeleton diagram of the method for refrigerant piping.

The specific embodiment

Below, for the those of ordinary skill of technical field under the present invention embodiment of the present invention easily, embodiments of the invention are carried out detailed explanation with reference to accompanying drawing.But the present invention can realize by multiple different form, and is not to be defined in this illustrated example.In whole specification, given identical Reference numeral for similar part.

Fig. 1 is the summary construction diagram of the refrigerant piping jockey of one embodiment of the invention, and Fig. 2 is the skeleton diagram of combination of roughly representing refrigerant piping jockey and the valve of one embodiment of the invention.

With reference to Fig. 1 and Fig. 2, refrigerant piping jockey of the present invention comprises sleeve pipe 100 and is positioned at the enlarging nut 200 on the sleeve pipe 100.

Sleeve pipe 100 is used for protection refrigerant piping 300 when the valve 400 of settings such as connection air conditioner or nipple and refrigerant piping 300; Particularly the aluminum refrigerant pipe arrangement is avoided the injury of the fastening force of enlarging nut 200, and an end of sleeve pipe 100 is enlarged to surround the expansion mouth of refrigerant piping 300.

In connecting air conditioner etc. when the valve of setting or nipple and refrigerant piping; After general use utilizes an end of pipe expander expansion aluminum refrigerant pipe arrangement and forms expansion mouth; Make the enlarging nut that is positioned on the aluminum refrigerant pipe arrangement that is formed with expansion mouth be incorporated into the valve of air conditioner etc. by fastening direction screw thread; At this moment, owing to receive the fastening force of enlarging nut, the problem that the expansion mouth of generation aluminum refrigerant pipe arrangement is torn or fractureed.

Based on this; After in sleeve pipe 100 of the present invention, inserting refrigerant piping 300; Screw thread combines to be positioned at the enlarging nut 200 on the sleeve pipe 100; Thereby the fastening force based on enlarging nut 200 is born in the end that the quilt that makes sleeve pipe 100 enlarges, and surrounds refrigerant pipings 300 by sleeve pipe 100 and protect refrigerant piping 300 to avoid the injury of enlarging nut 200, therefore can prevent the phenomenon that the expansion mouth of refrigerant piping 300 is torn or fractureed.

Wherein, the expansion mouth by an end of expander and refrigerant piping 300 of sleeve pipe 100 has identical dimension angle, can carry out the face contact with air tight manner.

This sleeve pipe 100 can use refrigerant piping, particularly can use rigidity to be superior to the metal of aluminium, preferably uses stainless steel.

Be enough to as long as the internal diameter of sleeve pipe 100 can make refrigerant piping 300 insert, preferably, for the outer peripheral face of refrigerant piping is close to the inner peripheral surface that is inserted in sleeve pipe, sleeve pipe 100 has the internal diameter identical with the external diameter of refrigerant piping.

Enlarging nut 200 is positioned on the sleeve pipe 100; Be used to make the expansion mouth of refrigerant piping 300 to contact with air tight manner with the valve 400 or the nipple of air conditioner etc.; Possess the end that the expander that makes sleeve pipe is arranged at inner peripheral surface and carry out face contact, the rake (not shown) that pressurizes to the inside along with combining with the screw thread of the fastening direction of valve or nipple.

Promptly; Enlarging nut 200 is being incorporated under the situation of valve 400 or nipple by fastening direction screw thread; The expansion mouth that the rake of enlarging nut 200 makes end that the quilt of sleeve pipe 100 enlarges and refrigerant piping 300 is crimped on the inclined plane of valve 400 or nipple with air tight manner, and valve or nipple and refrigerant piping are combined with air tight manner.

Wherein, because enlarging nut 200 can have only 360 degree rotations of enlarging nut on sleeve pipe 100, thereby through only the enlarging nut being realized that by fastening direction rotation screw thread combines.

As stated, casing protection is avoided the injury of the fastening force of enlarging nut with the refrigerant piping that the valve or the nipple of air conditioner etc. are connected, thereby can refrigerant piping easily be connected in valve or nipple.

And; Under the situation of using refrigerant piping jockey of the present invention; Compare with refrigerant piping in the past with structure of particular bond copper pipe arrangement at the both ends of aluminium pipe arrangement; Therefore only use the aluminium pipe arrangement to get final product, when pipe arrangement is set under the curtailment or the remaining situation of length of pipe arrangement, easily prolongs or block pipe arrangement to regulate length.

With reference to Fig. 3, in refrigerant piping jockey of the present invention, refrigerant piping 300 can and be fixed in by adhesive tape 500 or pipe encirclement in the other end of sleeve pipe 100.Thus, under the situation that has external force to be had an effect in the contact site between the other end of the refrigerant piping that is inserted in condom and sleeve pipe, can prevent that refrigerant piping is crooked or fracture because of the other end of sleeve pipe.

With reference to Fig. 4, in the operation that refrigerant piping is set, need to prolong under the situation of refrigerant piping, through combining jockey of the present invention and nipple screw 600, can airtightly easily connect two refrigerant pipings again.

More than the preferred embodiments of the present invention have been carried out detailed explanation; But interest field of the present invention is not to be defined in this, utilizes those skilled in the art's of the basic conception of the present invention that is defined by appending claims various deformation and improvement form should belong to interest field of the present invention yet.

Claims

1. a refrigerant piping jockey is characterized in that, comprising:

Sleeve pipe is formed by stainless steel, is inserted with the aluminum refrigerant pipe arrangement, and an end of this sleeve pipe is enlarged surrounding the expansion mouth of said aluminum refrigerant pipe arrangement, and

The enlarging nut is positioned on the said sleeve pipe, through with valve or the fastening combination of nipple the expansion mouth of said aluminum refrigerant pipe arrangement is contacted with air tight manner with said valve or nipple;

Fastening combine or during the fastening combination of said enlarging nut and nipple of carrying out said enlarging nut and said valve; The other end of said sleeve pipe to said valve or the opposite side-prominent prolongation of nipple, to surround and to protect said aluminum refrigerant pipe arrangement.

2. refrigerant piping jockey according to claim 1 is characterized in that, the other end of said sleeve pipe and said refrigerant piping are surrounded by adhesive tape or pipe and be fixing.

3. refrigerant piping jockey according to claim 1 is characterized in that, the end that the quilt of said sleeve pipe enlarges and the expansion mouth of said refrigerant piping have identical taper angle, and carries out the face contact with air tight manner.

4. refrigerant piping jockey according to claim 1 is characterized in that, the internal diameter of said sleeve pipe is identical with the external diameter of said refrigerant piping.