CN203052060U - Cooling water pipe and cooling system with cooling water pipe - Google Patents
Cooling water pipe and cooling system with cooling water pipe Download PDFInfo
- Publication number
- CN203052060U CN203052060U CN 201220726674 CN201220726674U CN203052060U CN 203052060 U CN203052060 U CN 203052060U CN 201220726674 CN201220726674 CN 201220726674 CN 201220726674 U CN201220726674 U CN 201220726674U CN 203052060 U CN203052060 U CN 203052060U
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- China
- Prior art keywords
- bypass branch
- pipe
- water pipe
- cooling water
- bend pipe
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model provides a cooling water pipe and a cooling system with the cooling water pipe. The cooling water pipe comprises a main bend pipe and at least one bypass branch pipe. At least one drill hole for communicating with the bypass branch pipes is formed in the pipe wall of the main bend pipe. The drill holes and the bypass branch pipes are corresponding one-to-one in number. A circle of convex edges is formed in an orifice of each drill hole. The convex edges turn outwards along the peripheries of the drill holes. A pipe mouth of each bypass branch pipe is fixedly connected with one circle of convex edges of a corresponding drill hole in a press fit sealing mode. The utility model further provides the cooling system using the cooling water pipe. The cooling system with the cooling water pipe and the cooling system with the cooling water pipe overcome the defects that in the prior art, a cooling water pipe is poor in welding intensity, large in leaking probability, tedious in process, poor in appearance, large in labor intensity and low in work efficiency. The cooling water pipe and the cooling system with the cooling water pipe have the advantages that by increasing brazing area, welding intensity is improved, leaking probability is reduced, and process is simple.
Description
Technical field
The utility model relates to a kind of water pipe, particularly a kind of water-cooling tube and the cooling system that uses this water-cooling tube.
Background technique
At present, in the automobile cooling system water route, different direction need be told water route branch.Main bend pipe at thin-walled divides bypass branch, the general method that adopts:
One, holes at main bend pipe, then bypass branch is inserted in the hole, at the thin-walled position that main bend pipe contacts with bypass branch, with brazing or argon arc welding, keep the welding part not reveal.(as Fig. 1)
Two, bypass branch port pier go out one with the main bend pipe arc surface closely of fitting, and then adopt above-mentioned welding manner to weld (as Fig. 2).
In first kind of mode, when bypass branch was welded, because the pipe thickness of main bend pipe is generally about 1 millimeter (mm), area of contact also had only the pipe thickness (1mm) of main bend pipe, and efficient weld area is fewer, and it is big to reveal probability, and join strength is poor.
In the second way, the bypass branch end face forms arc surface 11(such as Fig. 3 a and a Fig. 3 b that matches with main bend pipe outer wall by the mode of punching press or hydraulic pressure).Shown in Fig. 3 a and Fig. 3 b, the part 12 of bypass branch needs to stretch in the process of processing, and the part 13 of bypass branch needs extruding, and there is resiliently deformable iron pipe in itself, accomplish to fit like a glove with main bend pipe to acquire a certain degree of difficulty.If the employing following process, inefficiency.
When dual mode all adopts argon arc welding or brazing welding, just at the 21(of corner of main bend pipe and bypass branch as shown in Figure 1) and the 22(of corner as shown in Figure 2) interpolation one deck scolder, scolder can not be filled the small weld seam of joint fully, the weld seam that needs simultaneously to weld is not in one plane, has increased the difficulty of welding.Simultaneously, thin walled welds is easy to burn.In first kind of Placement, the frock that can locate, but in second kind of Placement, bypass branch must adopt and compress frock in advance bypass branch is fixed on the main bend pipe, just can weld technology relative complex, loaded down with trivial details and inefficiency then.Welding quality can not guarantee that the probability of leakage is bigger.
Adopt above-mentioned two kinds of welding manners welding, the welding position can form layer of oxide layer, and perhaps residual welding slag influences the outward appearance of automobile molten iron pipe.Need follow-up polishing, remove how residual welding slag etc., technology is loaded down with trivial details.
In sum: there are the following problems for the Placement of bypass branch in the molten iron of the automobile cooling at present pipe: weld strength is poor, reveal that probability is big, technology is loaded down with trivial details, appearance poor, labor intensity is big and working efficiency is low.
The model utility content
The technical problems to be solved in the utility model be for overcome water-cooling tube weld strength in the prior art poor, reveal that probability is big, technology is loaded down with trivial details, appearance poor, labor intensity is big and working efficiency is low defective, a kind of water-cooling tube is provided and contains its cooling system, improved weld strength by increasing the soldering area, reduced the leakage probability and technology simple.
The utility model is to solve above-mentioned technical problem by following technical proposals:
A kind of water-cooling tube, comprise: a main bend pipe, at least one bypass branch, the tube wall of this main bend pipe is provided with at least one boring that is connected for this bypass branch, this boring is corresponding one by one with the quantity of this bypass branch, and its characteristics are that the aperture of each this boring all is formed with a circle chimb, this chimb is outwards dug along the periphery of this boring, and the mouth of pipe of each this bypass branch is affixed with the chimb pressing sealing of respective bore respectively.
Increased the area of contact of this bypass branch and this main bend pipe by the chimb of this boring, making has bigger soldering area between this bypass branch and this main bend pipe.
Preferably, this bypass branch and this chimb are affixed by the mode pressing sealing of soldering.
Increased the area of contact of this bypass branch and this boring soldering in the utility model by this chimb of this boring, in the process of soldering, by the capillary siphonage, guarantee that scolder can be full of the surface of contact of this bypass branch and this boring, has improved the weld strength of this bypass branch and this main bend pipe.
In brazing process, scolder is full of in the crack of the surface of contact of this main bend pipe and this bypass branch, does not worry that therefore scolder can form projection on the surface, makes that the joint maintenance of this main bend pipe and this bypass branch is smooth, has avoided the course of working of back.
Preferably, the height of this chimb is at least 2 millimeters.
Chimb by this boring keeps height more than 2 millimeters, and enough soldering areas can be provided, and guarantees that this soldering strength is greater than the bursting pressure of this main bend pipe itself.
Preferably, the center line of this bypass branch is vertical with the center line of this main bend pipe.
Because the vertical intensity that can guarantee soldering of center line of the center line of this bypass branch and this main bend pipe, than the soldering strength height of inclination.
Preferably, this bypass branch is connected with the interference fit that is connected to of the inwall of this boring.
Because the external diameter of this bypass branch is slightly larger than the internal diameter of this boring, so this bypass branch need be pressed into when assembling gently, plays positioning action in the process of soldering, saves the frock that compresses in brazing process.
Preferably, the matching allowance of this interference fit is the 0.02-0.05 millimeter.
Preferably, the pipe thickness of this main bend pipe is 1 millimeter.
That is to say that the thickness of tube wall adds 2 millimeters of chimb height for 1 millimeter, so the faying face of this bypass branch and this main bend pipe is 3 millimeters weeks along this boring of height.
Preferably, this main bend pipe and this at least one bypass branch are a molten iron pipe.The molten iron pipe is durable and be easy to carry out soldering.
The utility model also provides a kind of cooling system, and its characteristics are that it comprises aforesaid water-cooling tube.
Positive progressive effect of the present utility model is: the utility model overcome water-cooling tube weld strength in the prior art poor, reveal that probability is big, technology is loaded down with trivial details, appearance poor, labor intensity is big and working efficiency is low defective, a kind of water-cooling tube and cooling system are provided, increased the soldering area by the area of contact that increases this main bend pipe and this bypass branch, and therefore improved weld strength, reduced the leakage probability and technology simple.
Description of drawings
Fig. 1 is the structural representation of the connecting means one of prior art bypass branch.
Fig. 2 is the structural representation of the connecting means two of prior art bypass branch.
Fig. 3 a is the cross section structure schematic representation of prior art bypass branch.
Fig. 3 b is the perspective view of prior art bypass branch.
Fig. 4 is the structural representation of the water-cooling tube among the embodiment of the present utility model.
Fig. 5 is the structural representation of the chimb of the main bend pipe among the embodiment of the present utility model.
Embodiment
Lift a preferred embodiment below, and come the clearer the utility model that intactly illustrates by reference to the accompanying drawings.
Shown in Fig. 4-5, water-cooling tube comprises: a main bend pipe 1, one bypass arm 4, the tube wall of this main bend pipe 1 is provided with at least one for the boring 5 that is connected with this bypass branch 4, this boring 5 is corresponding one by one with the quantity of this bypass branch 4, the aperture of each this boring 5 all is formed with a circle chimb 2, and this chimb 2 is outwards dug along the periphery of this boring 5, and the mouth of pipe of each this bypass branch 4 is affixed with the chimb pressing sealing of respective bore respectively.
This main bend pipe 1 adopts rig that hole drill is good, and dig this chimb 2 along these 5 one weeks of holing, this chimb 2 of digging highly is not less than 2 millimeters, this boring 5 is connected with this main bend pipe 1, be communicated with by the main bend pipe 1 of this boring 5 and this with these boring 5 corresponding these bypass branch 4, because this bypass branch 4 is interference fit with the inwall of this boring 5, the matching allowance of this interference fit is the 0.02-0.05 millimeter, therefore with these 5 o'clock needs of holing this bypass branch 4 is pressed into this boring 5 gently in this bypass branch 4 of connection, when soldering, does not just need to press frock like this.And the center line of this bypass branch 4 is vertical with the center line of this main bend pipe 1, can improve the intensity of this bypass branch 4 and this main bend pipe 1 pressing and soldering like this.
This chimb 2 adds that the pipe thickness of this main bend pipe 1 is total up to 3 millimeters when soldering, so the surface of contact 3 of this bypass branch 4 and this main bend pipe 1 soldering is the week along this boring 5 of 3 millimeters of height.The scolder of before the soldering soldering being used is stuck in the crack of this surface of contact 3; and the high temperature brazing furnace brazing of will this main bend pipe 1 putting into hydrogen shield with the assembly parts of this bypass branch 4; it is liquid that high temperature makes scolder melt; by the capillary siphonage; fill up this surface of contact between this main bend pipe 1 and this bypass branch 4, temperature reduces the back scolder and is welded on this surface of contact 3.
This main bend pipe 1 can use a plurality of these borings 5 to be connected with a plurality of these bypass branch 4 simultaneously, more for a long time, can in advance all those bypass branch 4 be pressed in the boring in those bypass branch 4 quantity, carries out soldering more simultaneously.
Because in brazing process, scolder is full of in the crack of this surface of contact 3 of this main bend pipe 1 and this bypass branch 4, therefore do not worry that scolder can form projection on the surface, make this main bend pipe 1 and the joint of this bypass branch 4 keep smooth, avoided the course of working of back.
Based on above-mentioned water-cooling tube, the utility model also provides a kind of cooling system that contains this water-cooling tube, such as the cooling system of a vehicle.
When the cooling system of a vehicle need can use this water-cooling tube when main bend pipe has the water-cooling tube of bypass branch, can improve withstand voltage and explosion-proof ability, avoid the liquid in this water-cooling tube to reveal.
Though more than described embodiment of the present utility model, it will be understood by those of skill in the art that these only illustrate, protection domain of the present utility model is limited by appended claims.Those skilled in the art can make numerous variations or modification to these mode of executions under the prerequisite that does not deviate from principle of the present utility model and essence, but these changes and modification all fall into protection domain of the present utility model.
Claims (9)
1. water-cooling tube, comprise: a main bend pipe, at least one bypass branch, the tube wall of this main bend pipe is provided with at least one boring that is connected for this bypass branch, this boring is corresponding one by one with the quantity of this bypass branch, it is characterized in that, the aperture of each this boring all is formed with a circle chimb, this chimb is outwards dug along the periphery of this boring, and the mouth of pipe of each this bypass branch is affixed with the chimb pressing sealing of respective bore respectively.
2. water-cooling tube as claimed in claim 1 is characterized in that, this bypass branch and this chimb are affixed by the mode pressing sealing of soldering.
3. water-cooling tube as claimed in claim 1 is characterized in that, the height of this chimb is at least 2 millimeters.
4. water-cooling tube as claimed in claim 1 is characterized in that, the center line of this bypass branch is vertical with the center line of this main bend pipe.
5. water-cooling tube as claimed in claim 1 is characterized in that, this bypass branch is connected with the interference fit that is connected to of the inwall of this boring.
6. water-cooling tube as claimed in claim 5 is characterized in that, the matching allowance of this interference fit is the 0.02-0.05 millimeter.
7. water-cooling tube as claimed in claim 1 is characterized in that, the pipe thickness of this main bend pipe is 1 millimeter.
8. as any described water-cooling tube in the claim 1 to 7, it is characterized in that this main bend pipe and this at least one bypass branch are a molten iron pipe.
9. a cooling system is characterized in that, it comprises as any described water-cooling tube in the claim 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220726674 CN203052060U (en) | 2012-12-25 | 2012-12-25 | Cooling water pipe and cooling system with cooling water pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220726674 CN203052060U (en) | 2012-12-25 | 2012-12-25 | Cooling water pipe and cooling system with cooling water pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203052060U true CN203052060U (en) | 2013-07-10 |
Family
ID=48735013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220726674 Expired - Lifetime CN203052060U (en) | 2012-12-25 | 2012-12-25 | Cooling water pipe and cooling system with cooling water pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203052060U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103075599A (en) * | 2012-12-25 | 2013-05-01 | 上海世德子汽车零部件有限公司 | Cooling water pipe and cooling system containing same |
| CN105583481A (en) * | 2016-02-03 | 2016-05-18 | 中国电子科技集团公司第十六研究所 | Vacuum exhaust pipe sealing method for sealing Dewar device thoroughly |
| US20210187671A1 (en) * | 2016-06-02 | 2021-06-24 | Priefert Mfg. Co, Inc. | APPARATUS, SYSTEMS AND METHODS FOR A BRAZED JOINT***Contact is Rocky C. |
-
2012
- 2012-12-25 CN CN 201220726674 patent/CN203052060U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103075599A (en) * | 2012-12-25 | 2013-05-01 | 上海世德子汽车零部件有限公司 | Cooling water pipe and cooling system containing same |
| CN105583481A (en) * | 2016-02-03 | 2016-05-18 | 中国电子科技集团公司第十六研究所 | Vacuum exhaust pipe sealing method for sealing Dewar device thoroughly |
| US20210187671A1 (en) * | 2016-06-02 | 2021-06-24 | Priefert Mfg. Co, Inc. | APPARATUS, SYSTEMS AND METHODS FOR A BRAZED JOINT***Contact is Rocky C. |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130710 |
|
| CX01 | Expiry of patent term |