CN201434186Y - Heat-insulating PTC round hole - Google Patents
Heat-insulating PTC round hole Download PDFInfo
- Publication number
- CN201434186Y CN201434186Y CN2009200772054U CN200920077205U CN201434186Y CN 201434186 Y CN201434186 Y CN 201434186Y CN 2009200772054 U CN2009200772054 U CN 2009200772054U CN 200920077205 U CN200920077205 U CN 200920077205U CN 201434186 Y CN201434186 Y CN 201434186Y
- Authority
- CN
- China
- Prior art keywords
- circular hole
- ptc
- round hole
- base
- utility
- 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
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- Resistance Heating (AREA)
Abstract
The utility model relates to a heat-insulating PTC round hole consisting of a base (1), a round hole (2) and a heating tube (3), wherein, the round hole (2) is positioned at the center of the base (1). The utility model can facilitate grinding by being turned into a round hole.
Description
Technical field
The utility model belongs to insulation equipment field, particularly relates to a kind of insulation PTC circular hole.
Background technique
Insulation PTC in the market is that square hole is not easy to polishing.
Summary of the invention
Technical problem to be solved in the utility model provides a kind of insulation PTC circular hole, to solve the problem that original square hole is not easy to polish.
The technological scheme that its technical problem that solves the utility model adopts is: a kind of insulation PTC circular hole is provided, and by base, circular hole and heating tube are formed, and described circular hole is positioned at the base center.
Described heating tube is positioned at base and arranges around circular hole.
Beneficial effect
Polishing was than being easier to after the utility model made circular hole into.
Description of drawings
Fig. 1 is insulation PTC circular hole plan view.
Embodiment
Below in conjunction with specific embodiment, further set forth the utility model.Should be understood that these embodiments only to be used to the utility model is described and be not used in the restriction scope of the present utility model.Should be understood that in addition those skilled in the art can make various changes or modifications the utility model after the content of having read the utility model instruction, these equivalent form of values fall within the application's appended claims institute restricted portion equally.
A kind of insulation PTC circular hole, by base 1, circular hole 2 and heating tube 3 are formed, and circular hole 2 is positioned at base 1 center.Heating tube 3 is positioned at base 1 and arranges around circular hole 2.
Claims (2)
1. one kind is incubated the PTC circular hole, and by base (1), circular hole (2) and heating tube (3) are formed, and it is characterized in that: described circular hole (2) is positioned at base (1) center.
2. a kind of insulation PTC circular hole according to claim 1 is characterized in that: described heating tube (3) is positioned at base (1) and arranges around circular hole (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200772054U CN201434186Y (en) | 2009-06-26 | 2009-06-26 | Heat-insulating PTC round hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200772054U CN201434186Y (en) | 2009-06-26 | 2009-06-26 | Heat-insulating PTC round hole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201434186Y true CN201434186Y (en) | 2010-03-31 |
Family
ID=42052994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200772054U Expired - Fee Related CN201434186Y (en) | 2009-06-26 | 2009-06-26 | Heat-insulating PTC round hole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201434186Y (en) |
-
2009
- 2009-06-26 CN CN2009200772054U patent/CN201434186Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100331 Termination date: 20130626 |