CN204392605U - A kind of double insulated electrothermal tube - Google Patents
A kind of double insulated electrothermal tube Download PDFInfo
- Publication number
- CN204392605U CN204392605U CN201520075613.1U CN201520075613U CN204392605U CN 204392605 U CN204392605 U CN 204392605U CN 201520075613 U CN201520075613 U CN 201520075613U CN 204392605 U CN204392605 U CN 204392605U
- Authority
- CN
- China
- Prior art keywords
- stainless steel
- steel tube
- tube
- electrothermal tube
- sleeve pipe
- 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.)
- Active
Links
Landscapes
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The utility model relates to a kind of double insulated electrothermal tube, mainly comprises electrothermal tube and stainless steel tube, and described stainless steel tube is the cylindrical shape of open at one end, and the other end is inwardly protruded boss and is integrally formed structure; In stainless steel tube, electrothermal tube is installed, between stainless steel tube and electrothermal tube, is provided with insulation system.Be provided with mica sleeve pipe between described stainless steel tube and electrothermal tube 1, described mica sleeve pipe is cylindrical shape that two ends are uncovered and is arranged in stainless steel tube, is provided with round table-like ceramics seat between an end face of mica sleeve pipe and the end face of boss.Be provided with mica sleeve pipe between described stainless steel tube and electrothermal tube, described mica sleeve pipe is the cylindrical shape of open at one end and is arranged in stainless steel tube, and the bottom surface of mica sleeve pipe contacts with the end face of boss.The effect that the utility model is useful is: on the basis of basic insulation, and increase second layer insulation, constitute double insulating structure, security performance strengthens greatly.
Description
Technical field
The utility model relates to electric heating tube field, especially a kind of double insulated electrothermal tube.
Background technology
The electric heating tube used in current electric heater, mainly basic insulation, after basic insulation lost efficacy, can cause electric leakage.
Utility model content
The utility model will solve the shortcoming of above-mentioned prior art, provides a kind of double insulated electrothermal tube.
The utility model solves the technical scheme that its technical problem adopts: this double insulated electrothermal tube, mainly comprises electrothermal tube and stainless steel tube, and described stainless steel tube is the cylindrical shape of open at one end, and the other end is inwardly protruded boss and is integrally formed structure; In stainless steel tube, electrothermal tube is installed, between stainless steel tube and electrothermal tube, is provided with insulation system.
As preferably, be provided with mica sleeve pipe between described stainless steel tube and electrothermal tube, described mica sleeve pipe is cylindrical shape that two ends are uncovered and is arranged in stainless steel tube, is provided with round table-like ceramics seat between an end face of mica sleeve pipe and the end face of boss.
As preferably, be provided with mica sleeve pipe between described stainless steel tube and electrothermal tube, described mica sleeve pipe is the cylindrical shape of open at one end and is arranged in stainless steel tube, and the bottom surface of mica sleeve pipe contacts with the end face of boss.
As preferably, ceramics seat is provided with between described stainless steel tube and electrothermal tube, described ceramics seat is the cylindrical shape of open at one end and is arranged in stainless steel tube, the bottom surface of ceramics seat contacts with the end face of boss, the length of ceramics seat is less than the length of stainless steel tube, and forms air insulating layer between stainless steel tube and electrothermal tube.
The effect that the utility model is useful is: on the basis of basic insulation, and increase second layer insulation, constitute double insulating structure, security performance strengthens greatly.
Accompanying drawing explanation
Fig. 1 is embodiment 1 structural representation of the present utility model;
Fig. 2 is embodiment 2 structural representation of the present utility model;
Fig. 3 is embodiment 3 structural representation of the present utility model.
Description of reference numerals: electrothermal tube 1, mica sleeve pipe 2, stainless steel tube 3, boss 3-1, ceramics seat 4, air insulating layer 5.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail:
Embodiment 1: as shown in Figure 1, this double insulated electrothermal tube, mainly comprises electrothermal tube 1 and stainless steel tube 3, and described stainless steel tube 3 is the cylindrical shape of open at one end, and the other end is inwardly protruded boss 3-1 and is integrally formed structure; Be provided with electrothermal tube 1 in stainless steel tube 3, between stainless steel tube 3 and electrothermal tube 1, be provided with insulation system, electrothermal tube 1 is basic insulation, at the insulation system that basic insulation outside increases, forms double insulation.Described insulation system is: be provided with mica sleeve pipe 2 (or other insulating sleeve) between described stainless steel tube 3 and electrothermal tube 1, described mica sleeve pipe 2 is cylindrical shape that two ends are uncovered and is arranged in stainless steel tube 3, is provided with round table-like ceramics seat 4 (or other insulating material) between an end face of mica sleeve pipe 2 and the end face of boss 3-1.
Embodiment 2: as shown in Figure 2, described insulation system is: be provided with mica sleeve pipe 2 between described stainless steel tube 3 and electrothermal tube 1, described mica sleeve pipe 2 is the cylindrical shape of open at one end and is arranged in stainless steel tube 3, and the bottom surface of mica sleeve pipe 2 contacts with the end face of boss 3-1.
Embodiment 3: as shown in Figure 3, described insulation system is: be provided with ceramics seat 4 between described stainless steel tube 3 and electrothermal tube 1, described ceramics seat 4 is the cylindrical shape of open at one end and is arranged in stainless steel tube 3, the bottom surface of ceramics seat 4 contacts with the end face of boss 3-1, the length of ceramics seat 4 is less than the length of stainless steel tube 3, and forms air insulating layer 5 between stainless steel tube 3 and electrothermal tube 1.
In addition to the implementation, the utility model can also have other execution modes.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection range of the utility model requirement.
Claims (4)
1. a double insulated electrothermal tube, mainly comprise electrothermal tube (1) and stainless steel tube (3), it is characterized in that: the cylindrical shape that described stainless steel tube (3) is open at one end, the other end is inwardly protruded boss (3-1) and is integrally formed structure; Electrothermal tube (1) is installed in stainless steel tube (3), between stainless steel tube (3) and electrothermal tube (1), is provided with insulation system.
2. double insulated electrothermal tube according to claim 1, it is characterized in that: between described stainless steel tube (3) and electrothermal tube (1), be provided with mica sleeve pipe (2), described mica sleeve pipe (2) is cylindrical shape that two ends are uncovered and is arranged in stainless steel tube (3), is provided with round table-like ceramics seat (4) between an end face of mica sleeve pipe (2) and the end face of boss (3-1).
3. double insulated electrothermal tube according to claim 1, it is characterized in that: between described stainless steel tube (3) and electrothermal tube (1), be provided with mica sleeve pipe (2), the cylindrical shape that described mica sleeve pipe (2) is open at one end is also arranged in stainless steel tube (3), and the bottom surface of mica sleeve pipe (2) contacts with the end face of boss (3-1).
4. double insulated electrothermal tube according to claim 1, it is characterized in that: between described stainless steel tube (3) and electrothermal tube (1), be provided with ceramics seat (4), the cylindrical shape that described ceramics seat (4) is open at one end is also arranged in stainless steel tube (3), the bottom surface of ceramics seat (4) contacts with the end face of boss (3-1), the length of ceramics seat (4) is less than the length of stainless steel tube (3), and forms air insulating layer (5) between stainless steel tube (3) and electrothermal tube (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520075613.1U CN204392605U (en) | 2015-02-03 | 2015-02-03 | A kind of double insulated electrothermal tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520075613.1U CN204392605U (en) | 2015-02-03 | 2015-02-03 | A kind of double insulated electrothermal tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204392605U true CN204392605U (en) | 2015-06-10 |
Family
ID=53365282
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520075613.1U Active CN204392605U (en) | 2015-02-03 | 2015-02-03 | A kind of double insulated electrothermal tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204392605U (en) |
-
2015
- 2015-02-03 CN CN201520075613.1U patent/CN204392605U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204392605U (en) | A kind of double insulated electrothermal tube | |
| CN103747541B (en) | Electrothermal tube seal | |
| CN204031489U (en) | A kind of high power radiation pipe | |
| CN203456195U (en) | Composite insulator | |
| CN203608389U (en) | Heating unit of electric water heater | |
| CN104616843B (en) | Double-split spacer insulation protection device | |
| WO2017135706A3 (en) | Heater and method for manufacturing same | |
| CN202261848U (en) | Heater | |
| CN203708510U (en) | Electric heating tube insulation device | |
| CN204632545U (en) | A kind of high-performance distribution transformer | |
| CN204795656U (en) | Cylindricality PTC electric heater | |
| CN204259185U (en) | The faradic heating element device of a kind of elimination | |
| CN204088558U (en) | The coaxial center-fed antenna of a kind of air | |
| CN204117724U (en) | A kind of insulative | |
| CN203931533U (en) | The special-shaped tubular tubular bus with double-deck air passage | |
| CN202503676U (en) | Isolation insulating metal PTC heater provided with connecting seat | |
| CN202385308U (en) | Tubular preheater | |
| CN203785078U (en) | Wire leading-out device for heating element of super conductor | |
| CN203706993U (en) | Screw rod type direct drive type isolation switch | |
| CN205846258U (en) | A kind of arrangements of electric connection | |
| CN204614639U (en) | Empire paper on transformer | |
| CN203616364U (en) | A pulse connecting line specially used on an electric energy meter | |
| CN202455551U (en) | Isolated and insulated metal PTC electrical heater | |
| CN203480946U (en) | Composite insulator coated with coupling agent | |
| CN202586191U (en) | High-voltage electric power pipe |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190301 Address after: No. 576, Jianye Road, Binjiang District, Hangzhou, Zhejiang Patentee after: Hangzhou Heatwell Mechanical & Electrical Co., Ltd. Address before: No. 790, Binjiang District Road, Binjiang District, Hangzhou, Zhejiang Patentee before: HANGZHOU KAWAI ELECTRICAL APPLIANCE CO., LTD. |
|
| TR01 | Transfer of patent right |