CN203036155U - Novel refrigerant stainless steel connecting tube - Google Patents
Novel refrigerant stainless steel connecting tube Download PDFInfo
- Publication number
- CN203036155U CN203036155U CN 201320013161 CN201320013161U CN203036155U CN 203036155 U CN203036155 U CN 203036155U CN 201320013161 CN201320013161 CN 201320013161 CN 201320013161 U CN201320013161 U CN 201320013161U CN 203036155 U CN203036155 U CN 203036155U
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- stainless steel
- tube
- connecting tube
- wall
- novel refrigerant
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Abstract
The utility model discloses a novel refrigerant stainless steel connecting tube which comprises a stainless steel tube (1). One or more connecting tubes (2) are connected to a tube wall of the end portion of one side of the stainless steel tube (1) in communicating mode, a stainless steel corrugated tube (13) is formed at the other end of the stainless steel tube (1), a copper cover (3) is fixed at the end portion of one side of the stainless steel tube (1) close to the connecting tubes (2), a straight wall section (14) is formed at the end portion of the stainless steel corrugated tube (13), and a tube connector (4) is welded and fixed at the end portion of the straight wall section (14). Existing copper tube connecting assemblies and carbon steel connecting pipeline assemblies on air-conditioners can be directly replaced by the novel refrigerant stainless steel connecting tube. The novel refrigerant stainless steel connecting tube is characterized in that one end is the corrugated tube, and the novel refrigerant stainless steel connecting tube can be bent but is not flat when being used. In addition, stainless steel is low in price, the manufacturing cost is reduced, corrosion can be effectively prevented, and the service life of the novel refrigerant stainless steel connecting tube is prolonged.
Description
Technical field:
The utility model relates to the air conditioner connecting pipe technical field, more specifically to a kind of novel refrigerant stainless steel connecting tube.
Background technique:
Refrigeration agent connecting tube such as gas collecting tube in the existing air-conditioning, evaporator output tube assembly etc., all be by welding fixing many copper connecting tubes on the copper tube tube wall or on the tube wall of steel pipe, simultaneously, air-conditioning is in installing market, in order to guarantee that the connecting tube assembly can link to each other with other pipelines when the device assembles, the connecting tube assembly need carry out the bending of a little to the tail end pipe, and if the material of carbon steel or other pliability differences can't be realized bending, the material that therefore need connect good toughness at the steel pipe tail end, as copper pipe, the price height of copper pipe has so just increased cost greatly.Bend flat if the copper pipe of big caliber is easy to cause copper pipe in the bending process simultaneously.Therefore repeatedly bending need be used and flat material can be do not bent.
Simultaneously, existing tube material is carbon steel tubing, and carbon steel tubing must solve problem of rustiness, need be coated with corrosion resistant coating, tube interior also will carry out anticorrosion, and product can not be placed in the air too of a specified duration, therefore cause product cost still than higher, have hidden danger of quality simultaneously.
When adopting Stainless Steel Tube with mode that copper pipe links to each other, if the Stainless Steel Tube tube wall is blocked up, then increased the rigidity of stainless-steel pipe, increased cost of material.When the Stainless Steel Tube tube wall was thin, its tube wall linked to each other with copper pipe, and it is short to be in contact with one another distance, connect firm inadequately, and when the end of copper pipe linked to each other with the tube wall of Stainless Steel Tube, because the Stainless Steel Tube tube wall is circular arc, it welded difficulty, welding is burnt the Stainless Steel Tube tube wall easily, weld strength is not high, and influence is used, therefore, existing Stainless Steel Tube links to each other more with copper pipe be that the end links to each other with the end, and this Placement makes Stainless Steel Tube that certain narrow limitation be arranged when using.
The model utility content:
The purpose of this utility model is to overcome the deficiencies in the prior art, and a kind of novel stainless steel pipe connecting tube is provided, and it adopts straight forming corrugated stainless steel tubing on Stainless Steel Tube one end, direct welding connecting tube on the distolateral wall, simultaneously, the direct soldering copper lid of end mouth.This structure replaces the inner red copper pipeline assembly of existing air-conditioning and carbon steel pipeline assembly fully, the bending and can not bend flatly arbitrarily of its bellows, and stainless steel is cheap, has reduced manufacture cost, effectively corrosion protection, prolongation product working life; Simultaneously, connecting tube annular protrusion end face and Stainless Steel Tube planar wall surface of contact are big and even, its firm welding.
The scheme that the utility model solve the technical problem is:
A kind of novel refrigerant stainless steel connecting tube comprises Stainless Steel Tube, has connected one or more connecting tube on the close tube wall of a side end of described Stainless Steel Tube, and the other end of Stainless Steel Tube forms corrugated stainless steel tubing.One side end of the close connecting tube of Stainless Steel Tube fixedly has the copper lid, and the end of corrugated stainless steel tubing forms straight wall section, and the end of straight wall section is welded with pipe joint.
Form one or more through hole on the tube wall of described Stainless Steel Tube, the tube wall of the Stainless Steel Tube around the through hole is shaped to planar wall; Described connecting tube forms annular protrusion near on the outer wall of connecting tube end, and through hole is stretched in the connecting tube end, and the sidewall welding of connecting tube end outer wall and through hole is fixing, and the end face of annular protrusion is weldingly fixed on the planar wall of the Stainless Steel Tube around the through hole.
The end face of described annular protrusion is the plane, it presses and be weldingly fixed on by high silver wire or bronze welding wire on the planar wall of the Stainless Steel Tube around the through hole; Described connecting tube end is for connecting tube head, and its diameter is less than the diameter of connecting tube.
The pipe wall thickness of described Stainless Steel Tube is 0.1～1.0mm; Connecting tube is copper tube, and pipe joint is brazed joint, and the copper lid is the red copper lid.
Outstanding effect of the present utility model is:
1, the utility model adopts a side end straight forming corrugated stainless steel tubing on the Stainless Steel Tube, directly weld fixedly connected pipe on the tube wall of opposite side, one side end of the close connecting tube of Stainless Steel Tube fixedly has the copper lid, the end of corrugated stainless steel tubing forms straight wall section, the end of straight wall section is welded with pipe joint, it can directly substitute copper tube connection part and carbon steel connecting pipeline assembly on the present air-conditioning, the bending and can not bend flat arbitrarily of its bellows, and stainless steel is cheap, reduced manufacture cost, effectively corrosion protection prolongs product working life.
2, it is welded on connecting tube on the Stainless Steel Tube tube wall, and annular protrusion end face and Stainless Steel Tube planar wall surface of contact are big and even, its firm welding.
Description of drawings:
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the partial structurtes schematic representation of Stainless Steel Tube of the present utility model when separating with connecting tube;
Partial structurtes schematic representation when Fig. 3 is the coupled condition of Stainless Steel Tube of the present utility model and connecting tube;
Fig. 4 is that the utility model is as the structural representation of gas collecting tube parts;
Fig. 5 is that the utility model is as the structural representation of evaporator output tube assembly.
Among the figure: 1, Stainless Steel Tube; 11, through hole; 12, planar wall; 13, corrugated stainless steel tubing; 14, straight wall section; 2, connecting tube; 21, connecting tube end; 22, annular protrusion; 3, Tong Gai; 4, pipe joint; 5, gas collection tubule; 6, seal bowl.
Embodiment:
Embodiment, see that as shown in Figure 1 to Figure 3 a kind of novel refrigerant stainless steel connecting tube comprises Stainless Steel Tube 1, connected one or more connecting tube 2 on the close tube wall of a side end of described Stainless Steel Tube 1, the other end of Stainless Steel Tube 1 forms corrugated stainless steel tubing 13.
One side end of the close connecting tube 2 of described Stainless Steel Tube 1 fixedly has copper lid 3, and the end of corrugated stainless steel tubing 13 forms straight wall section 14, and the end of straight wall section 14 is welded with pipe joint 4.
Form one or more through hole 11 on the tube wall of described Stainless Steel Tube 1, the tube wall of the Stainless Steel Tube 1 around the through hole 11 is shaped to planar wall 12; Described connecting tube 2 forms annular protrusion 22 near on the outer wall of connecting tube end 21, through hole 11 is stretched in connecting tube end 21, the sidewall welding of connecting tube end 21 outer walls and through hole 11 is fixing, and the end face of annular protrusion 22 is weldingly fixed on the planar wall 12 of the Stainless Steel Tube 1 around the through hole 11.
The end face of described annular protrusion 22 is the plane, it presses and be weldingly fixed on by high silver wire or bronze welding wire on the planar wall 12 of the Stainless Steel Tube 1 around the through hole 11; Described connecting tube end 21 is for connecting tube head, and its diameter is less than the diameter of connecting tube 2.
The pipe wall thickness of described Stainless Steel Tube 1 is 0.1～1.0mm; Connecting tube 2 is copper tube, and pipe joint 4 is brazed joint, and copper lid 3 is the red copper lid.
Corrugated stainless steel tubing 13 is arranged by a plurality of corrugated stainless steel tubing wall sections and a plurality of straight tube wall spacer segment and forms, and also can be whole section is the ripple tube wall, and it is selected according to actual needs.
Connect the method for connecting tube 2 on the close tube wall of a side end of Stainless Steel Tube 1: at first, the tube wall place punching press planar wall that needs through hole 11 and punching with Stainless Steel Tube 1, make and form a plurality of through holes 11 on the tube wall of Stainless Steel Tube 1, the tube wall of the Stainless Steel Tube 1 around the through hole 11 is shaped to planar wall 12, connecting tube end 21 with connecting tube 2 namely connects tube head insertion through hole 11 then, connecting tube end 21 outer walls of connecting tube 2 and the welding of the sidewall of through hole 11 are fixing, annular protrusion 22 is that the sidewall of connecting tube 2 forms by extruding, and the end face of annular protrusion 22 presses and is weldingly fixed on by high silver wire or bronze welding wire on the planar wall 12 of through hole 11 Stainless Steel Tube 1 on every side.Connecting tube 2 communicates with Stainless Steel Tube 1.
Be that the utility model is as the structural representation of gas collecting tube parts as Fig. 4, its tube wall in the end portion that keeps left of Stainless Steel Tube 1 arranges five connecting tubes 2, the end welding of Stainless Steel Tube 1 left end is gas collection tubule 5 fixedly, the centre of Stainless Steel Tube 1 part of keeping right is carried out bending and seal bowl 6 is fixedly arranged according to the design needs, the right part of Stainless Steel Tube 1 forms corrugated stainless steel tubing 13, the right-hand member of corrugated stainless steel tubing 13 forms straight wall section 14, straight wall section 14 is welded with pipe joint 4, and corrugated stainless steel tubing 13 is to be arranged by a plurality of corrugated stainless steel tubing wall sections and a plurality of straight tube wall spacer segment to form.Simultaneously, corrugated stainless steel tubing 13 also can for whole section be the ripple tube wall.
Be that the utility model is as the structural representation of evaporator output tube assembly as Fig. 5, its tube wall in the end portion of keeping right of Stainless Steel Tube 1 arranges ten connecting tubes 2, wherein eight is short tube, two is bending tube, the left part of its Stainless Steel Tube 1 forms corrugated stainless steel tubing 13, the left end of corrugated stainless steel tubing 13 forms straight wall section 14, and straight wall section 14 is welded with pipe joint 4, and corrugated stainless steel tubing 13 is that a plurality of corrugated stainless steel tubing wall sections and a plurality of straight tube wall spacer segment arrange formation.Simultaneously, corrugated stainless steel tubing 13 also can for whole section be the ripple tube wall.
Claims (5)
1. novel refrigerant stainless steel connecting tube, comprise Stainless Steel Tube (1), it is characterized in that: connected one or more connecting tube (2) on the close tube wall of a side end of described Stainless Steel Tube (1), the other end of Stainless Steel Tube (1) forms corrugated stainless steel tubing (13).
2. a kind of novel refrigerant stainless steel connecting tube according to claim 1, it is characterized in that: a side end of the close connecting tube (2) of described Stainless Steel Tube (1) fixedly has copper lid (3), the end of corrugated stainless steel tubing (13) forms straight wall section (14), and the end of straight wall section (14) is welded with pipe joint (4).
3. a kind of novel refrigerant stainless steel connecting tube according to claim 1, it is characterized in that: form one or more through hole (11) on the tube wall of described Stainless Steel Tube (1), the tube wall of through hole (11) Stainless Steel Tube (1) on every side is shaped to planar wall (12); Described connecting tube (2) forms annular protrusion (22) near on the outer wall of connecting tube end (21), through hole (11) is stretched in connecting tube end (21), the sidewall welding of connecting tube end (21) outer wall and through hole (11) is fixing, and the end face of annular protrusion (22) is weldingly fixed on the planar wall (12) of through hole (11) Stainless Steel Tube (1) on every side.
4. a kind of novel refrigerant stainless steel connecting tube according to claim 3 is characterized in that: the end face of described annular protrusion (22) is the plane, it presses and be weldingly fixed on by high silver wire or bronze welding wire on the planar wall (12) of through hole (11) Stainless Steel Tube (1) on every side; Described connecting tube end (21) is for connecting tube head, and its diameter is less than the diameter of connecting tube (2).
5. according to any described a kind of novel refrigerant stainless steel connecting tube in the claim 1 to 3, it is characterized in that: the pipe wall thickness of described Stainless Steel Tube (1) is 0.1～1.0mm; Connecting tube (2) is copper tube, and pipe joint (4) is brazed joint, and copper lid (3) is the red copper lid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320013161 CN203036155U (en) | 2013-01-10 | 2013-01-10 | Novel refrigerant stainless steel connecting tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320013161 CN203036155U (en) | 2013-01-10 | 2013-01-10 | Novel refrigerant stainless steel connecting tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203036155U true CN203036155U (en) | 2013-07-03 |
Family
ID=48688284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320013161 Expired - Fee Related CN203036155U (en) | 2013-01-10 | 2013-01-10 | Novel refrigerant stainless steel connecting tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203036155U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107101422A (en) * | 2017-05-19 | 2017-08-29 | 珠海格力电器股份有限公司 | Evaporator and air conditioner indoor unit with same |
| CN108730666A (en) * | 2017-04-17 | 2018-11-02 | 新昌县四通机电有限公司 | A kind of muffler |
| CN114174727A (en) * | 2019-07-31 | 2022-03-11 | 大金工业株式会社 | Refrigeration device and refrigerant piping for the same |
| US12104832B2 (en) | 2019-07-31 | 2024-10-01 | Daikin Industries, Ltd. | Refrigeration apparatus with stainless steel four-way switching valve and stainless steel pipes connected thereto |
-
2013
- 2013-01-10 CN CN 201320013161 patent/CN203036155U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108730666A (en) * | 2017-04-17 | 2018-11-02 | 新昌县四通机电有限公司 | A kind of muffler |
| CN107101422A (en) * | 2017-05-19 | 2017-08-29 | 珠海格力电器股份有限公司 | Evaporator and air conditioner indoor unit with same |
| CN107101422B (en) * | 2017-05-19 | 2023-10-27 | 珠海格力电器股份有限公司 | Evaporator and air conditioner indoor unit with same |
| CN114174727A (en) * | 2019-07-31 | 2022-03-11 | 大金工业株式会社 | Refrigeration device and refrigerant piping for the same |
| CN114174727B (en) * | 2019-07-31 | 2024-02-23 | 大金工业株式会社 | Refrigerating apparatus and refrigerant piping for the same |
| US12055328B2 (en) | 2019-07-31 | 2024-08-06 | Daikin Industries, Ltd. | Refrigeration apparatus and refrigerant pipe of the same refrigeration apparatus |
| US12104832B2 (en) | 2019-07-31 | 2024-10-01 | Daikin Industries, Ltd. | Refrigeration apparatus with stainless steel four-way switching valve and stainless steel pipes connected thereto |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130703 Termination date: 20160110 |