CN202353839U - Novel heating tube for oil heater - Google Patents
Novel heating tube for oil heater Download PDFInfo
- Publication number
- CN202353839U CN202353839U CN2011205729698U CN201120572969U CN202353839U CN 202353839 U CN202353839 U CN 202353839U CN 2011205729698 U CN2011205729698 U CN 2011205729698U CN 201120572969 U CN201120572969 U CN 201120572969U CN 202353839 U CN202353839 U CN 202353839U
- Authority
- CN
- China
- Prior art keywords
- flange
- electrothermal tube
- heating tube
- cavity
- electric heating
- Prior art date
- 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 - Fee Related
Links
Images
Landscapes
- Resistance Heating (AREA)
- Laser Beam Processing (AREA)
Abstract
The utility model relates to a heating tube for an oil heater, which comprises a flange and electric heating tubes, wherein each electric heating tube is internally provided with resistance wires; an extracting rod is inserted into each electric heating tube and connected with the resistance wires and extends out of the rear end of the electric heating tube; each electric heating tube is filled with magnesium powder; the rear end of each electric heating tube is sealed by a sealing plug after the magnesium powder is filled; the rear end of each electric heating tube passes through the flange along insertion holes from the back surface of the flange and is then welded with the flange through laser, and the welding part between the rear end of each electric heating tube and the flange is positioned on the front surface of the flange; circle centers of the insertion holes on the flange are positioned on the same circumference, and the circle center of the circumference is positioned in the center of the bottom surface of the flange, and the diameter of the circumference is 12mm-25mm; and the diameters of the first electric heating tube and the second electric heating tube are 6.0-8.5mm respectively, and the outer diameter of the flange is 42mm. According to the novel heating tube disclosed by the utility model, through designing the size of each component, segmental welding can be achieved by a laser welding gun, and thus interference between the electric heating tubes is avoided.
Description
(1) technical field
The utility model relates to a kind of oily spit of fland and uses heating tube.
(2) background technology
The oil spit of fland comprises flange and electrothermal tube with heating tube, is filled with the magnesium powder in the electrothermal tube, so the rear end of electrothermal tube needs sealing plug and seals.Also have resistance wire in the electrothermal tube, be inserted with eduction rod in this electrothermal tube, eduction rod is connected with resistance wire, and this eduction rod stretches out from the rear end of electrothermal tube, and flange and welding are passed in the rear end of electrothermal tube from the back side of flange.In the prior art, soldering is adopted in welding, can produce high temperature during welding; When welding, can sealing plug be melted, extremely bother when therefore assembling: earlier flange passed in the rear end of electrothermal tube, for fear of the fusion of sealing plug when welding; Must the extension of electrothermal tube be cut off, the rear end of electrothermal tube is flushed with flange, and then weld the electrothermal tube welding fixing at the back side of flange; In electrothermal tube, fill the magnesium powder again; Reconnect sealing plug and seal, form the two-part structure, preparation is trouble very.
(3) summary of the invention
In order to overcome the above-mentioned deficiency of existing oily spit of fland with heating tube, the utility model provides the easier novel oily spit of fland of a kind of preparation to use heating tube.
The technical scheme that the utility model solves its technical problem is: heating tube is used in a kind of novel oily spit of fland; Comprise flange and the electrothermal tube that takes the shape of the letter U; Flange has the cavity of a circle, and the inner surface of the bottom surface of cavity is the front of flange, and the outer surface of the bottom surface of cavity is the back side of flange; Also have resistance wire in the electrothermal tube, be inserted with eduction rod in this electrothermal tube, described eduction rod is connected with described resistance wire, and this eduction rod stretches out from the rear end of said electrothermal tube;
Be filled with the magnesium powder in the described electrothermal tube, filled and adopted behind the magnesium powder sealing plug the electrothermal tube back-end sealing; Have at least two jacks on the bottom surface of the cavity of said flange; The rear end of described electrothermal tube is passed from the back side of said flange along described jack behind the described flange and described flange laser welding; The rear end convexity of electrothermal tube is in the cavity of said flange, and weld is positioned at the front of said flange;
The bottom surface of the cavity of said flange is rounded; The center of circle of the jack on the bottom surface of the cavity of flange is positioned on the same circumference; The center of circle of this circumference is positioned at the center of bottom surface of the cavity of said flange; And the diameter of this circumference is 12mm～25mm, and the diameter of said electrothermal tube is 6.0mm～8.5mm, and the external diameter of the cavity of the circle of said flange is 42mm.
Further, described electrothermal tube has two, is respectively first electrothermal tube and second electrothermal tube, and the length of first electrothermal tube is plugged on the described flange to described first electrothermal tube and the second electrothermal tube right-angled intersection less than the length of second electrothermal tube.
Further, described sealing plug plug is located in the described electrothermal tube.
The beneficial effect of the utility model is: after the magnesium powder is packed into electrothermal tube and sealing plug is set; Directly carrying out laser welding behind the insertion flange gets final product; Laser welding is that cold welding connects, and can not cause the problem of sealing plug fusing, has avoided electrothermal tube to cut off and recharge the step of troubles such as magnesium powder; Through designing the size of each parts, make and use the laser welding gun can carry out the segmentation welding, avoid the interference between the electrothermal tube.
(4) description of drawings
Fig. 1 is the structural representation of the oily spit of fland of embodiment one with heating tube.
Fig. 2 is that the B of flange among Fig. 1 is to view.
Fig. 3 is the structural representation of the oily spit of fland of embodiment two with heating tube.
Fig. 4 is that the B of flange among Fig. 3 is to view.
(5) embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is done further explain.
Embodiment one
With reference to Fig. 1, Fig. 2, heating tube is used in a kind of novel oily spit of fland, comprises flange 1 and the electrothermal tube that takes the shape of the letter U, and flange 1 has the cavity 2 of a circle, and the inner surface of the bottom surface of cavity 2 is the front of flange, and the outer surface of the bottom surface of cavity 2 is the back side of flange; Also have resistance wire 3 in the electrothermal tube, be inserted with eduction rod 4 in this electrothermal tube, described eduction rod 4 is connected with described resistance wire 3, and this eduction rod 4 stretches out from the rear end of said electrothermal tube.
Be filled with the magnesium powder in the described electrothermal tube, filled and adopted behind the magnesium powder sealing plug 5 with the electrothermal tube back-end sealing, sealing plug 5 plugs described in the present embodiment are located in the described electrothermal tube.Have four jacks 6 on the bottom surface of the cavity of said flange; The rear end of described electrothermal tube is passed described flange 1 back and described flange 1 laser welding from the back side of said flange 1 along described jack 6; The rear end convexity of electrothermal tube is in the cavity of said flange, and weld is positioned at the front of said flange 1.
Electrothermal tube described in the present embodiment has two; Be respectively first electrothermal tube 7 and second electrothermal tube 8; The length of first electrothermal tube 7 is plugged on the described flange 1 to described first electrothermal tube 7 and 8 right-angled intersections of second electrothermal tube less than the length of second electrothermal tube 8.
The bottom surface of the cavity of said flange is rounded; The center of circle of the jack on the bottom surface of the cavity 2 of flange is positioned on the same circumference; The center of circle of this circumference is positioned at the center of bottom surface of the cavity of said flange; And the diameter of this circumference is 12mm～25mm, and the diameter of said first electrothermal tube 7 and second electrothermal tube 8 is 6.0mm～8.5mm, and the external diameter of the cavity 2 of the circle of said flange is 42mm.
After the magnesium powder is packed into electrothermal tube and sealing plug 5 is set, insert and directly carry out laser welding behind the flange and get final product, laser welding is that cold welding connects, and can not cause the problem of sealing plug 5 fusings, has avoided electrothermal tube to cut off and recharge the step that magnesium powder etc. bothers; Through designing the size of each parts, make and use the laser welding gun can carry out the segmentation welding, avoid the interference between the electrothermal tube.
Embodiment two
With reference to Fig. 3, Fig. 4, heating tube is used in a kind of novel oily spit of fland, comprises flange 1 and an electrothermal tube that takes the shape of the letter U 9, and flange 1 has the cavity 2 of a circle, and the inner surface of the bottom surface of cavity 2 is the front of flange, and the outer surface of the bottom surface of cavity 2 is the back side of flange; Also have resistance wire 3 in the electrothermal tube 9, be inserted with eduction rod 4 in this electrothermal tube 2, described eduction rod 4 is connected with described resistance wire 3, and this eduction rod 4 stretches out from the rear end of said electrothermal tube 9.
Be filled with the magnesium powder in the described electrothermal tube 9, filled and adopted behind the magnesium powder sealing plug 5 with electrothermal tube 9 back-end sealings, sealing plug 5 plugs described in the present embodiment are located in the described electrothermal tube 9.Have two jacks 6 on the bottom surface of the cavity of said flange; The rear end of described electrothermal tube 9 is passed described flange 1 back and described flange 1 laser welding from the back side of said flange 1 along described jack; The rear end convexity of electrothermal tube is in the cavity of said flange, and weld is positioned at the front of said flange 1.
The bottom surface of the cavity 2 of said flange is rounded; The center of circle of the jack 6 on the bottom surface of the cavity of flange is positioned on the same circumference; The center of circle of this circumference is positioned at the center of bottom surface of the cavity of said flange; And the diameter of this circumference is 12mm～25mm, and the diameter of said electrothermal tube 9 is 6.0mm～8.5mm, and the external diameter of the cavity of the circle of said flange is 42mm.
After the magnesium powder is packed into electrothermal tube and sealing plug 5 is set, insert and directly carry out laser welding behind the flange and get final product, laser welding is that cold welding connects, and can not cause the problem of sealing plug 5 fusings, has avoided electrothermal tube 9 to cut off and recharge the step that magnesium powder etc. bothers; Through designing the size of each parts, make and use the laser welding gun can carry out the segmentation welding, avoid the interference between the electrothermal tube.
Claims (3)
1. heating tube is used in a novel oily spit of fland, comprises flange and the electrothermal tube that takes the shape of the letter U, and flange has the cavity of a circle, and the inner surface of the bottom surface of cavity is the front of flange, and the outer surface of the bottom surface of cavity is the back side of flange; Also have resistance wire in the electrothermal tube, be inserted with eduction rod in this electrothermal tube, described eduction rod is connected with described resistance wire, and this eduction rod stretches out from the rear end of said electrothermal tube;
Be filled with the magnesium powder in the described electrothermal tube, filled and adopted behind the magnesium powder sealing plug the electrothermal tube back-end sealing; Have at least two jacks on the bottom surface of the cavity of said flange; It is characterized in that: the rear end of described electrothermal tube is passed from the back side of said flange along described jack behind the described flange and described flange laser welding; The rear end convexity of electrothermal tube is in the cavity of said flange, and weld is positioned at the front of said flange;
The bottom surface of the cavity of said flange is rounded; The center of circle of the jack on the bottom surface of the cavity of flange is positioned on the same circumference; The center of circle of this circumference is positioned at the center of bottom surface of the cavity of said flange; And the diameter of this circumference is 12mm～25mm, and the diameter of said electrothermal tube is 6.0mm～8.5mm, and the external diameter of the cavity of the circle of said flange is 42mm.
2. heating tube is used in novel oily spit of fland as claimed in claim 1; It is characterized in that: described electrothermal tube has two; Be respectively first electrothermal tube and second electrothermal tube; The length of first electrothermal tube is plugged on the described flange to described first electrothermal tube and the second electrothermal tube right-angled intersection less than the length of second electrothermal tube.
3. heating tube is used in according to claim 1 or claim 2 novel oily spit of fland, and it is characterized in that: described sealing plug plug is located in the described electrothermal tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205729698U CN202353839U (en) | 2011-12-19 | 2011-12-19 | Novel heating tube for oil heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205729698U CN202353839U (en) | 2011-12-19 | 2011-12-19 | Novel heating tube for oil heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202353839U true CN202353839U (en) | 2012-07-25 |
Family
ID=46542793
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205729698U Expired - Fee Related CN202353839U (en) | 2011-12-19 | 2011-12-19 | Novel heating tube for oil heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202353839U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105919440A (en) * | 2016-05-24 | 2016-09-07 | 平湖科能电器技术有限公司 | Heating chamber for drinking water |
-
2011
- 2011-12-19 CN CN2011205729698U patent/CN202353839U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105919440A (en) * | 2016-05-24 | 2016-09-07 | 平湖科能电器技术有限公司 | Heating chamber for drinking water |
| CN105919440B (en) * | 2016-05-24 | 2019-04-09 | 平湖科能电器技术有限公司 | A kind of drinking water heating chamber |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202317348U (en) | Axial brazing welding structure of pipes with different diameters | |
| CN102347548A (en) | Hermetically-sealed connector and manufacturing method thereof | |
| CN102523641A (en) | Manufacturing method of heating pipe for oil heater | |
| CN202353839U (en) | Novel heating tube for oil heater | |
| CN202353838U (en) | Heating tube for oil heater | |
| CN101920416A (en) | Thin walled tube welding method | |
| CN104378854B (en) | A kind of single head electric heating tube structure of double insulation protection and manufacture method thereof | |
| CN202353837U (en) | Heating pipe for oil heater | |
| CN203895630U (en) | Sealing terminal and wire assembly | |
| CN201152443Y (en) | Structure for plugging super catheter using capping | |
| CN202255058U (en) | Micro channel condenser installation structure and micro channel condenser with same | |
| CN102601578A (en) | Method for assembling generator | |
| CN204476382U (en) | A kind of underground electric heating igniter | |
| CN103962696B (en) | Tool and method for welding copper pipe and stainless steel pipe | |
| CN101602570A (en) | Fuse welding evacuation glass tube for four perimeters of vacuum flat glass | |
| CN105357779A (en) | Electrothermal tube plugging frame | |
| CN105376875A (en) | Electric heating pipe plugging type fan-shaped ring mechanism | |
| CN202268525U (en) | Sealed connector | |
| CN103962697B (en) | Tool for welding copper pipe and iron pipe | |
| CN204228280U (en) | For the temperature-measuring casing of exclusion of water and temperature element in Water electric heater | |
| CN109638489A (en) | A kind of minor diameter cable connecting terminal | |
| CN204167242U (en) | A kind of square attachment fuse | |
| CN202126315U (en) | Tungsten rhenium 604-model connector | |
| CN202308374U (en) | Bonding wire adaptor and electric connector using bonding wire adaptor | |
| CN202177786U (en) | Watch |
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: 20120725 Termination date: 20141219 |
|
| EXPY | Termination of patent right or utility model |