CN203454202U - Observation door with good sealing performance - Google Patents
Observation door with good sealing performance Download PDFInfo
- Publication number
- CN203454202U CN203454202U CN201320503600.0U CN201320503600U CN203454202U CN 203454202 U CN203454202 U CN 203454202U CN 201320503600 U CN201320503600 U CN 201320503600U CN 203454202 U CN203454202 U CN 203454202U
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- CN
- China
- Prior art keywords
- door
- observation door
- observation
- sealing performance
- nut
- 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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Abstract
The utility model relates to an observation door with good sealing performance. The observation door comprises a door cover (1), a door frame (2), a nut (3), a handle (4) and sealing gaskets (5), wherein the handle (4) is fixed on the door cover (1) by the nut (3); the sealing gaskets (5) are respectively arranged in grooves at the upper end and the lower end of the door cover (1); the sealing gaskets (5) lean against the door frame (2). According to the observation door with good sealing performance, the sealing gaskets are respectively arranged in the grooves at the upper end and the lower end of the door cover and lean against the door frame, and a soft sealing structure is adopted, so that the sealing performance of the observation door is improved, and the heat loss of a heating furnace can be reduced.
Description
Technical field
The utility model relates to a kind of observation door, belongs to combustion apparatus technical field.
Background technology
The observation door of current heating furnace, its door closure and doorframe are realized sealing by laminating, adopt this method, and poor sealing performance causes the temperature of observation door to be leaked, and causes heating furnace heat loss to strengthen.
Summary of the invention
The purpose of this utility model is to overcome above-mentioned deficiency, and a kind of observation door of good seal performance is provided.
The purpose of this utility model is achieved in that
A kind of observation door of good seal performance, be characterized in: described observation door comprises door closure, doorframe, nut, handle and sealing gasket, described handle is fixed on door closure by nut, in the groove at the two ends up and down of door closure, is respectively arranged with sealing gasket, and described sealing gasket and doorframe offset.
Compared with prior art, the beneficial effects of the utility model are:
The observation door of a kind of good seal performance of the utility model, is respectively arranged with sealing gasket in the groove due to the two ends up and down of door closure, and described sealing gasket and doorframe offset, and adopt the structure of soft envelope, have improved the sealing property of observation door, have reduced heating furnace heat loss.
Accompanying drawing explanation
Fig. 1 is the structural representation of the observation door of a kind of good seal performance of the utility model.
Fig. 2 is the enlarged drawing of A in Fig. 1.
In figure:
Sealing gasket 5.
The specific embodiment
Referring to Fig. 1-2, the utility model relates to a kind of observation door of good seal performance, it comprises door closure 1, doorframe 2, nut 3, handle 4 and sealing gasket 5, described handle 4 is fixed on door closure 1 by nut 3, in the groove at the two ends up and down of door closure 1, be respectively arranged with sealing gasket 5, described sealing gasket 5 offsets with doorframe 2.
Claims (1)
1. the observation door of a good seal performance, it is characterized in that: described observation door comprises door closure (1), doorframe (2), nut (3), handle (4) and sealing gasket (5), described handle (4) is fixed on door closure (1) by nut (3), in the groove at the two ends up and down of door closure (1), be respectively arranged with sealing gasket (5), described sealing gasket (5) offsets with doorframe (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320503600.0U CN203454202U (en) | 2013-08-19 | 2013-08-19 | Observation door with good sealing performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320503600.0U CN203454202U (en) | 2013-08-19 | 2013-08-19 | Observation door with good sealing performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203454202U true CN203454202U (en) | 2014-02-26 |
Family
ID=50134073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320503600.0U Expired - Fee Related CN203454202U (en) | 2013-08-19 | 2013-08-19 | Observation door with good sealing performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203454202U (en) |
-
2013
- 2013-08-19 CN CN201320503600.0U patent/CN203454202U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140226 Termination date: 20140819 |
|
| EXPY | Termination of patent right or utility model |