CN209263656U - Self-sealing energy-saving can pressure release type observation door - Google Patents
Self-sealing energy-saving can pressure release type observation door Download PDFInfo
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- CN209263656U CN209263656U CN201821688424.1U CN201821688424U CN209263656U CN 209263656 U CN209263656 U CN 209263656U CN 201821688424 U CN201821688424 U CN 201821688424U CN 209263656 U CN209263656 U CN 209263656U
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- peephole
- cover plate
- pressure release
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Abstract
The utility model provides a kind of self-sealing energy-saving can pressure release type observation door, doorframe is set on the plate of furnace wall with protruding outward, after the doorframe protrudes from furnace wall plate certain length, contraction forms peephole, and the protrusion length of the lower part of the peephole is oblique greater than the protrusion length on top；Door cover plate, upper end or lower end are formed by shaft and the doorframe and are pivotally connected, and the door cover plate lid closes when on the peephole, and the door cover plate can be fitted on the peephole by self weight.The utility model uses upward-acting door or downward swing door structure, realizes the self-closing of observation door, improves sealing effect.
Description
Technical field
The utility model relates to a kind of observation door structures.
Background technique
It is typically equipped with observation door on the side wall of industrial furnace, when opening can be used for observing combustion case in furnace.
But existing observation door, L.H.flapped door or back pullout (BPO) structure are generallyd use, therefore can not realize dependence well
Self weight is realized self-closing.
In addition, existing observation door is in terms of the leakage of prevention flue gas, reducing radiation loss, timely pressure release, all there is deficiencies.
Utility model content
The purpose of this utility model is that: provide a kind of self-sealing energy-saving can pressure release type observation door, solve in the prior art
Existing above-mentioned technical problem.
In order to achieve the above purposes, the technical solution adopted by the utility model is:
A kind of self-sealing energy-saving can pressure release type observation door, it is characterized in that including:
Doorframe is set on the plate of furnace wall with protruding outward, and after the doorframe protrudes from furnace wall plate certain length, is shunk and is formed
The protrusion length of peephole, the lower part of the peephole is oblique greater than the protrusion length on top；
Door cover plate, upper end or lower end are formed by shaft and the doorframe and are pivotally connected, and the door cover plate lid, which is closed, sees fire described
When on hole, the door cover plate can be fitted on the peephole by self weight.
The self-sealing energy-saving can pressure release type observation door, in which: the door cover plate lower end is equipped with long hole, and the shaft is worn
Cross the long hole；Along inside formation, inclined slope, the top of the door cover plate are formed with inwardly downward on the peephole
Downward grab, when the shaft is located at the upper end position of the long hole, the grab can be with the upper edge of the peephole
Slope position engaging.
The self-sealing energy-saving can pressure release type observation door, in which: the door cover plate upper end is equipped with long hole, and the shaft is worn
Cross the long hole；The lower of the peephole forms inclined slope inwardly downward on the inside of the upper surface, the door cover plate it is following
It is formed with downward grab, when the shaft is located at the upper end position of the long hole, the grab can be with the peephole
Slope position engaging.
The self-sealing energy-saving can pressure release type observation door, in which: plane where the slope and it is vertical between angle
Between 1 ° -89 °.
The self-sealing energy-saving can pressure release type observation door, in which: the doorframe protrudes from the length of furnace wall plate in 5-
Between 200mm.
The self-sealing energy-saving can pressure release type observation door, in which: plane where the peephole and it is vertical between folder
Angle is between 3 ° -87 °.
The self-sealing energy-saving can pressure release type observation door, in which: is equipped with doorframe thermal insulation layer, the door in the inside of doorframe
Frame thermal insulation layer extends internally part length along the peephole, then is extended with bell shape along sidewall direction.
The self-sealing energy-saving can pressure release type observation door, in which: the partial-length is between 5-200mm.
The self-sealing energy-saving can pressure release type observation door, in which: angle between the horn mouth and horizontal line 5 °-
Between 85 °.
The self-sealing energy-saving can pressure release type observation door, in which: the inside of the door cover plate is equipped with door cover plate thermal insulation layer.
Compared with prior art, the utility model by adopting the above technical scheme has advantages in that
When the utility model uses, door cover plate can be fitted on peephole by self weight, be not required to additional strength
The closed of peephole can be realized, obturation effect is clearly superior to existing L.H.flapped door or R.H.flapped door form.
The doorframe protrudes from the furnace wall plate certain length H of industrial furnace, it is possible to reduce the heat radiation that door cover plate is subject to prevents
Door cover plate and its component damage, additionally it is possible to reduce heat loss.
When inner wall pressure abnormity (excessive) of industrial furnace, the thrust that door cover plate is subject to, can be applied to grab and slope it
Between, be displaced outwardly grab upwards on the slope, and the long hole of door cover plate lower end also can the relatively described shaft move up, from
And disengage door cover plate with doorframe, door cover plate is opened, realizes the releasing pressure automatically under the abnormality of industrial furnace, therefore more
For safety.
In addition, the doorframe thermal insulation layer realize it is heat-insulated, reduce radiation loss while, rely on its bell shape, no
It can interfere the flame combustion situation inside observation industrial furnace.
Detailed description of the invention
Fig. 1 be upward-acting door form provided by the utility model self-sealing energy-saving can pressure release type observation door sectional structure
Figure；
Fig. 2 is the partial enlarged view of Fig. 1；
Fig. 3 be downward swing door form provided by the utility model self-sealing energy-saving can pressure release type observation door sectional structure
Figure；
Fig. 4 is the partial enlarged view of Fig. 3.
Description of symbols: furnace wall plate 1；Shaft 2；Door cover plate 3；Peephole 4；Grab 5；Doorframe 6；Doorframe thermal insulation layer 7；Door
Cover board thermal insulation layer 8；Slope 9；Length H；Length L；Angle α；Angle β；Angle γ.
Specific embodiment
Hereinafter reference will be made to the drawings is described in detail by way of example and not limitation some specific realities of the utility model
Apply example.Identical appended drawing reference denotes same or similar part or part in attached drawing.It should be appreciated by those skilled in the art that
These attached drawings are not necessarily to be depicted true to scale.
As shown in Figure 1 and Figure 2, be upward-acting door form provided by the utility model self-sealing energy-saving can pressure release type observation door,
Comprising:
Doorframe 6 is set on furnace wall plate 1 with protruding outward, and the doorframe 6 protrudes from 1 certain length H (5≤H of furnace wall plate
≤ 200mm) after, contraction forms peephole 4, and the protrusion length of the lower part of the peephole 4 is greater than the protrusion length on top and is in
It is skewed (4 place plane of peephole and it is vertical between angle be α, 3 °≤α≤87 °), along inside on the peephole 4
Formed inclined slope 9 inwardly downward (9 place plane of slope and it is vertical between angle be β, 1 °≤β≤89 °)；
Door cover plate 3, lower end are equipped with long hole, and long hole is interior inserted with shaft 2, and the door cover plate 3 is made to pass through the shaft 2 and institute
It states doorframe 6 and forms pivot joint, the lid of door cover plate 3 closes when on the peephole 4, and the mass center of the door cover plate 3 is located at described turn
The inside of the top of axis 2, so that the door cover plate 3 be enable to be fitted on the peephole 4 by self weight；The door cover plate 3
Top be formed with downward grab 5, when the shaft 2 in the long hole of the door cover plate 3 is located at long hole upper end position, institute
Stating grab 5 can engage with 9 position of slope on the upper edge of the peephole 4；
Doorframe thermal insulation layer 7, along the peephole 4 to the inner extensions length L (5≤L≤200mm) of industrial furnace,
Prolonged again with horn mouth (angle between horn mouth and horizontal line be γ, 5 °≤γ≤85 °) shape along the sidewall direction of industrial furnace
It stretches；
Door cover plate thermal insulation layer 8, set on the inside of the door cover plate 3.
When the utility model uses, door cover plate 3 can be fitted on peephole 4 by self weight, be not required to additional power
The closed of peephole 4 can be realized in amount, and obturation effect is clearly superior to existing L.H.flapped door or R.H.flapped door form.
The doorframe 6 protrudes from the 1 certain length H of furnace wall plate of industrial furnace, it is possible to reduce the heat radiation that door cover plate 3 is subject to,
Prevent door cover plate 3 and its component from damaging, additionally it is possible to reduce heat loss.
When inner wall pressure abnormity (excessive) of industrial furnace, the thrust that door cover plate 3 is subject to can be applied to grab 5 and slope 9
Between, it is displaced outwardly grab 5 upwards on slope 9, and the long hole of 3 lower end of door cover plate also can the shaft 2 be upwards relatively
It is mobile, so that door cover plate 3 be made to disengage with doorframe 6, door cover plate 3 is opened, is realized automatic under the abnormality of industrial furnace
Pressure release, thus it is safer.
In addition, the doorframe thermal insulation layer 7 realize it is heat-insulated, reduce radiation loss while, rely on its bell shape, no
It can interfere the flame combustion situation inside observation industrial furnace.
Again as shown in Figure 3, Figure 4, be downward swing door form provided by the utility model self-sealing energy-saving can pressure release type see fire
Door comprising:
Doorframe 6 is set on furnace wall plate 1 with protruding outward, and the doorframe 6 protrudes from 1 certain length H (5≤H of furnace wall plate
≤ 200mm) after, contraction forms peephole 4, and the protrusion length of the lower part of the peephole 4 is greater than the protrusion length on top and is in
It is skewed (4 place plane of peephole and it is vertical between angle be α, 1 °≤α≤89 °), table in the lower edge of the peephole 4
Formed on the inside of face inclined slope 9 inwardly downward (9 place plane of slope and it is vertical between angle be β, 3 °≤β≤87 °)；
Door cover plate 3, upper end are equipped with long hole, and long hole is interior inserted with shaft 2, and the door cover plate 3 is made to pass through the shaft 2 and institute
It states doorframe 6 and forms pivot joint, the lid of door cover plate 3 closes when on the peephole 4, and the mass center of the door cover plate 3 is located at described turn
The outside of the lower section of axis 2, so that the door cover plate 3 be enable to be fitted on the peephole 4 by self weight；The door cover plate 3
Be formed with downward grab 5 below, when the shaft 2 in the long hole of the door cover plate 3 is located at long hole upper end position, institute
Stating grab 5 can engage with 9 position of slope of the lower edge of the peephole 4；
Doorframe thermal insulation layer 7, along the peephole 4 to the inner extensions length L (5≤L≤200mm) of industrial furnace,
The sidewall direction with horn mouth (angle between horn mouth and horizontal line be γ, 5 °≤γ≤85 °) shape along industry furnace extends again；
Door cover plate thermal insulation layer 8, set on the inside of the door cover plate 3.
Similarly, when the utility model uses, door cover plate 3 can be fitted on peephole 4 by self weight, be not required to
The closed of peephole 4 can be realized in additional strength, and obturation effect is clearly superior to existing L.H.flapped door or R.H.flapped door form.
When inner wall pressure abnormity (excessive) of industrial furnace, the thrust that door cover plate 3 is subject to can be applied to grab 5 and slope 9
Between, it is displaced outwardly grab 5 upwards on slope 9, and the long hole of 3 upper end of door cover plate also can the shaft 2 be upwards relatively
It is mobile, so that door cover plate 3 be made to disengage with doorframe 6, door cover plate 3 is opened, is realized automatic under the abnormality of industrial furnace
Pressure release, thus it is safer.
It is described above to be merely exemplary for the utility model, and not restrictive, those of ordinary skill in the art
Understand, without departing from the spirit and scope defined by the claims, can many modifications may be made, variation or it is equivalent, but
It falls within the protection scope of the utility model.
Claims (10)
1. a kind of self-sealing energy-saving can pressure release type observation door, it is characterized in that including:
Doorframe is set on the plate of furnace wall with protruding outward, and after the doorframe protrudes from furnace wall plate certain length, is shunk to be formed and is seen fire
The protrusion length in hole, the lower part of the peephole is oblique greater than the protrusion length on top；
Door cover plate, upper end or lower end are formed by shaft and the doorframe and are pivotally connected, and the door cover plate lid closes on the peephole
When, the door cover plate can be fitted on the peephole by self weight.
2. self-sealing energy-saving according to claim 1 can pressure release type observation door, it is characterised in that: the door cover plate lower end is set
There is long hole, the shaft passes through the long hole；Inclined slope inwardly downward, the door are formed along inside on the peephole
The top of cover board is formed with downward grab, and when the shaft is located at the upper end position of the long hole, the grab can be with
The slope position on the upper edge of the peephole engages.
3. self-sealing energy-saving according to claim 1 can pressure release type observation door, it is characterised in that: the door cover plate upper end is set
There is long hole, the shaft passes through the long hole；The lower of the peephole forms inclined slope inwardly downward on the inside of upper surface,
The door cover plate is formed with downward grab below, when the shaft is located at the upper end position of the long hole, the grab
It can engage with the slope position of the peephole.
4. self-sealing energy-saving according to claim 2 or 3 can pressure release type observation door, it is characterised in that: where the slope
Plane and it is vertical between angle between 1 ° -89 °.
5. self-sealing energy-saving according to claim 1,2 or 3 can pressure release type observation door, it is characterised in that: the doorframe is prominent
Length for furnace wall plate is between 5-200mm.
6. self-sealing energy-saving according to claim 1 can pressure release type observation door, it is characterised in that: flat where the peephole
Face and it is vertical between angle between 3 ° -87 °.
7. self-sealing energy-saving according to claim 1 can pressure release type observation door, it is characterised in that: be equipped in the inside of doorframe
Doorframe thermal insulation layer, the doorframe thermal insulation layer extend internally part length along the peephole, then with bell shape along side wall side
To extension.
8. self-sealing energy-saving according to claim 7 can pressure release type observation door, it is characterised in that: the partial-length is in 5-
Between 200mm.
9. self-sealing energy-saving according to claim 7 can pressure release type observation door, it is characterised in that: the horn mouth and horizontal
Angle between line is between 5 ° -85 °.
10. self-sealing energy-saving according to claim 1,2 or 3 can pressure release type observation door, it is characterised in that: the door cover plate
Inside be equipped with door cover plate thermal insulation layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821688424.1U CN209263656U (en) | 2018-10-17 | 2018-10-17 | Self-sealing energy-saving can pressure release type observation door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821688424.1U CN209263656U (en) | 2018-10-17 | 2018-10-17 | Self-sealing energy-saving can pressure release type observation door |
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| Publication Number | Publication Date |
|---|---|
| CN209263656U true CN209263656U (en) | 2019-08-16 |
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ID=67558450
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821688424.1U Active CN209263656U (en) | 2018-10-17 | 2018-10-17 | Self-sealing energy-saving can pressure release type observation door |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109443006A (en) * | 2018-10-17 | 2019-03-08 | 中国寰球工程有限公司 | Self-sealing energy-saving can pressure release type observation door |
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2018
- 2018-10-17 CN CN201821688424.1U patent/CN209263656U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109443006A (en) * | 2018-10-17 | 2019-03-08 | 中国寰球工程有限公司 | Self-sealing energy-saving can pressure release type observation door |
| CN109443006B (en) * | 2018-10-17 | 2023-10-13 | 中国寰球工程有限公司 | Self-sealing energy-saving pressure-release type viewing door |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210203 Address after: 100120 Xicheng District six paw Kang in Beijing City Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee after: CHINA HUANQIU CONTRACTING & ENGINEERING Co.,Ltd. Address before: No.1, Chuangda 2nd Road, Laiguangying hi tech Industrial Park, Chaoyang District, Beijing, 100012 Patentee before: CHINA HUANQIU CONTRACTING & ENGINEERING Co.,Ltd. |