CN205843344U - A kind of pit furnace fire door fire extinguishing nitrogen device - Google Patents
A kind of pit furnace fire door fire extinguishing nitrogen device Download PDFInfo
- Publication number
- CN205843344U CN205843344U CN201620678682.6U CN201620678682U CN205843344U CN 205843344 U CN205843344 U CN 205843344U CN 201620678682 U CN201620678682 U CN 201620678682U CN 205843344 U CN205843344 U CN 205843344U
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- Prior art keywords
- nitrogen
- pipe ring
- fan
- covering
- pore
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Abstract
The utility model discloses a kind of pit furnace fire door fire extinguishing nitrogen device, including pipe ring, adapter, covering of the fan pore, auxiliary air vent, union joint；Described pipe ring is the annular pipeline that round tube surrounds, and described pipe ring lateral surface connects with adapter, and described pipe ring is provided with multiple covering of the fan pore towards fire door medial surface direction, and described covering of the fan pore ejection high pressure nitrogen forms high pressure nitrogen barrier layer；The medial center face of described pipe ring is provided with multiple auxiliary air vent, and described auxiliary air vent ejection high pressure nitrogen forms nitrogen overcoat；This new design tubulose annular nitrogen sparge tube, by oval covering of the fan pore and auxiliary air vent, effectively intercepts the gas inside and outside stove, and nitrogen blanket is tight, and the blanket of nitrogen of high pressure isolates flare and the outside air of burner hearth, protection equipment and the safety of personnel.
Description
Technical field
This utility model relates to a kind of muffle electric furnace technical equipment field, particularly to a kind of pit furnace fire door fire extinguishing nitrogen
Device of air.
Background technology
Pit furnace is heating equipment useable stove, and in electric furnace industry, the type of furnace with atmosphere requirements needs fire door to go out
Fire, in order to atmosphere flammable in stove is formed a nitrogen blanket by fire door fire extinguishing nitrogen device, effective isolation air and
Atmosphere in burner hearth.
In prior art, do not install nitrogen extinguishing device additional, easily catch fire during high temperature is come out of the stove；To bell and week
The equipment enclosed does not has the effect of protection.
Utility model content
For solving above-mentioned technical problem, this utility model provides a kind of pit furnace fire door fire extinguishing nitrogen device, pin
To deficiency of the prior art, design tubulose annular nitrogen sparge tube, by oval covering of the fan pore and auxiliary air vent phase interworking
Close, auxiliary air vent be set at pipe ring medial surface, covering of the fan pore is set in the face, furnace side of pipe ring, effectively intercept the gas inside and outside stove,
Nitrogen blanket is tight, good extinguishing effect.
For reaching above-mentioned purpose, the technical solution of the utility model is as follows: a kind of pit furnace fire door fire extinguishing nitrogen dress
Put, including pipe ring, adapter, covering of the fan pore, auxiliary air vent, union joint, it is characterised in that:
Described pipe ring be round tube around annular pipeline, described pipe ring lateral surface connects with adapter, described in connect
Pipe is connected with high pressure nitrogen source of the gas by union joint；Described pipe ring, towards on fire door medial surface direction, is arranged along pipe ring circumference
Having multiple covering of the fan pore, described covering of the fan pore is oval aperture, and described covering of the fan pore ejection high pressure nitrogen forms high pressure nitrogen
Barrier layer；Being provided with multiple auxiliary air vent on the medial center face of described pipe ring, described auxiliary air vent ejection high pressure nitrogen is formed
Nitrogen overcoat.
Angular range between described covering of the fan pore and the central plane of pipe ring is 15 degree 45 degree.
Described covering of the fan pore is crisscross arranged with auxiliary air vent.
The short shaft diameter of described covering of the fan pore is more than the diameter of described auxiliary air vent.
The nitrogen pressure that described pipe ring can bear is 0.8MPa.
Operation principle of the present utility model is: by adapter, high pressure nitrogen is passed through the ejection of covering of the fan pore, and forms high pressure
Nitrogen barrier layer, is processed the auxiliary fire extinguishing of elevated pressure nitrogen gas-bearing formation by auxiliary air vent, can effectively put out a fire, intercept the gas part inside and outside stove and hand over
Fork mixing；Preventing high temperature flammable atmosphere in stove of coming out of the stove from forming big fire, fire door fire extinguishing nitrogen device produces the nitrogen of high pressure at fire door
Layer, flare and outside air isolation, protection equipment and the safety of personnel of burner hearth.
By technique scheme, technical solutions of the utility model provide the benefit that: design tubulose annular nitrogen sparge tube,
Cooperated by oval covering of the fan pore and auxiliary air vent, auxiliary air vent is set at pipe ring medial surface, in the furnace side of pipe ring
Face arranges covering of the fan pore, effectively intercepts the gas inside and outside stove, and nitrogen blanket is tight, and the blanket of nitrogen of high pressure, the flare of burner hearth
Isolate with outside air, protection equipment and the safety of personnel.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, the accompanying drawing in describing below is only
It is embodiments more of the present utility model, for those of ordinary skill in the art, in the premise not paying creative work
Under, it is also possible to other accompanying drawing is obtained according to these accompanying drawings.
Fig. 1 is a kind of pit furnace fire door fire extinguishing nitrogen device front view signal disclosed in this utility model embodiment
Figure；
Fig. 2 is that a kind of pit furnace fire door fire extinguishing nitrogen device A-A section disclosed in this utility model embodiment shows
It is intended to.
Numeral and the corresponding component title represented by letter in figure:
1. pipe ring 2. adapter 3. covering of the fan pore 4. auxiliary air vent
5. union joint
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under making creative work premise
The every other embodiment obtained, broadly falls into the scope of this utility model protection.
According to Fig. 1 and Fig. 2, this utility model provides a kind of pit furnace fire door fire extinguishing nitrogen device, including pipe ring
1, adapter 2, covering of the fan pore 3, auxiliary air vent 4, union joint 5.
Described pipe ring 1 be round tube around annular pipeline, described pipe ring 1 lateral surface connects with adapter 2, described
Adapter 2 is connected with high pressure nitrogen source of the gas by union joint 5；Described pipe ring 1 is towards on fire door medial surface direction, along pipe ring 1 circle
Being provided with multiple covering of the fan pore 3 week, described covering of the fan pore 3 is oval aperture, and described covering of the fan pore 3 sprays high pressure nitrogen and formed
High pressure nitrogen barrier layer；Being provided with multiple auxiliary air vent 4 on the medial center face of described pipe ring 1, described auxiliary air vent 4 sprays height
Pressure nitrogen forms nitrogen overcoat.
Angle between described covering of the fan pore 3 and the central plane of pipe ring 1 is 30 degree.
Described covering of the fan pore 3 is crisscross arranged with auxiliary air vent 4.
The short shaft diameter of described covering of the fan pore 3 is more than the diameter of described auxiliary air vent 4.
The nitrogen pressure that described pipe ring 1 can bear is 0.8MPa.
This utility model concrete operation step is: by adapter 2, high pressure nitrogen is passed through covering of the fan pore 3 and sprays, and formed
Elevated pressure nitrogen gas-bearing formation, is processed the auxiliary fire extinguishing of elevated pressure nitrogen gas-bearing formation by auxiliary air vent 4, can effectively put out a fire, intercept the gas part inside and outside stove
Cross-mixing；Preventing high temperature flammable atmosphere in stove of coming out of the stove from forming big fire, fire door fire extinguishing nitrogen device produces the nitrogen of high pressure at fire door
Vapour lock interlayer, flare and outside air isolation, protection equipment and the safety of personnel of burner hearth.
By above-mentioned specific embodiment, the beneficial effects of the utility model are: design tubulose annular nitrogen sparge tube, by ellipse
Circular covering of the fan pore and auxiliary air vent cooperate, and arrange auxiliary air vent at pipe ring medial surface, arrange in the face, furnace side of pipe ring
Covering of the fan pore, effectively intercepts the gas inside and outside stove, and nitrogen blanket is tight, and the blanket of nitrogen of high pressure, flare and the external world of burner hearth
Air insulated, protection equipment and the safety of personnel.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or uses this practicality new
Type.Multiple amendment to these embodiments will be apparent from for those skilled in the art, is determined herein
The General Principle of justice can realize in the case of without departing from spirit or scope of the present utility model in other embodiments.Cause
This, this utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The widest scope consistent with features of novelty.
Claims (5)
1. a pit furnace fire door fire extinguishing nitrogen device, it is characterised in that include pipe ring, adapter, covering of the fan pore, auxiliary gas
Hole, union joint；Described pipe ring be round tube around annular pipeline, described pipe ring lateral surface connects with adapter, described
Adapter is connected with high pressure nitrogen source of the gas by union joint；Described pipe ring, towards on fire door medial surface direction, sets along pipe ring circumference
Being equipped with multiple covering of the fan pore, described covering of the fan pore is oval aperture, and described covering of the fan pore ejection high pressure nitrogen forms elevated pressure nitrogen
Vapour lock interlayer；Multiple auxiliary air vent, described auxiliary air vent ejection high pressure nitrogen shape it is provided with on the medial center face of described pipe ring
Become nitrogen overcoat.
A kind of pit furnace fire door fire extinguishing nitrogen device the most according to claim 1, it is characterised in that described covering of the fan gas
Angular range between hole and the central plane of pipe ring is 15 degree 45 degree.
A kind of pit furnace fire door fire extinguishing nitrogen device the most according to claim 1, it is characterised in that described covering of the fan gas
Hole is crisscross arranged with auxiliary air vent.
A kind of pit furnace fire door fire extinguishing nitrogen device the most according to claim 1, it is characterised in that described covering of the fan gas
The short shaft diameter in hole is more than the diameter of described auxiliary air vent.
A kind of pit furnace fire door fire extinguishing nitrogen device the most according to claim 1, it is characterised in that described pipe ring energy
The nitrogen pressure enough born is 0.8MPa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620678682.6U CN205843344U (en) | 2016-07-01 | 2016-07-01 | A kind of pit furnace fire door fire extinguishing nitrogen device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620678682.6U CN205843344U (en) | 2016-07-01 | 2016-07-01 | A kind of pit furnace fire door fire extinguishing nitrogen device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205843344U true CN205843344U (en) | 2016-12-28 |
Family
ID=57621011
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620678682.6U Expired - Fee Related CN205843344U (en) | 2016-07-01 | 2016-07-01 | A kind of pit furnace fire door fire extinguishing nitrogen device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205843344U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114807537A (en) * | 2022-02-26 | 2022-07-29 | 苏州民生电热工程有限公司 | Fire extinguishing and flue gas collecting mechanism of quenching oil tank |
-
2016
- 2016-07-01 CN CN201620678682.6U patent/CN205843344U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114807537A (en) * | 2022-02-26 | 2022-07-29 | 苏州民生电热工程有限公司 | Fire extinguishing and flue gas collecting mechanism of quenching oil tank |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161228 Termination date: 20190701 |