CN206257697U - Heating furnace manhole door - Google Patents
Heating furnace manhole door Download PDFInfo
- Publication number
- CN206257697U CN206257697U CN201621285528.9U CN201621285528U CN206257697U CN 206257697 U CN206257697 U CN 206257697U CN 201621285528 U CN201621285528 U CN 201621285528U CN 206257697 U CN206257697 U CN 206257697U
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- CN
- China
- Prior art keywords
- manhole door
- door closure
- heating furnace
- manhole
- connecting rod
- 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.)
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Abstract
The utility model discloses a kind of heating furnace manhole door, including：Manhole door closure, manhole door closure is used for the manhole of sealed heating furnace；Sealing strip, is arranged at the inner side of manhole door closure；Link assembly, including first connecting rod and second connecting rod, the two ends of first connecting rod are hingedly connected to one end of the first rotating shaft and manhole door closure in oven wall, the two ends of second connecting rod are hingedly connected to the other end of the second rotating shaft and manhole door closure in oven wall, so that manhole door closure can be opened or closed under the drive of link assembly.The advantage of heating furnace manhole door of the present utility model is：Make the hot working face of manhole door closure back to staff, reduce danger coefficient when staff works；The unlatching of manhole door closure is realized by handle, installation accuracy is reduced, and open convenient；Strengthen the sealing of manhole door closure by sealing strip, prevent air from entering in heating furnace, improve thermal efficiency of heating furnace.
Description
Technical field
The utility model is related to field of petrochemical industrial, more particularly, to a kind of heating furnace manhole door.
Background technology
Heating furnace is in the course of the work, it is often necessary to which staff is by the manhole on heating furnace into carrying out in heating furnace
Maintenance.More than existing heating furnace manhole door in the form of single-shaft-rotation keying, its structure is as illustrated in figs. 1A and ib.This heating
There is following several respects defect in stove manhole door：(1) manhole door is not closed completely, and air is leak into stove, influences heating furnace thermal effect
Rate；(2) need to be locked by bolt when manhole door is closed, it is high to installation accuracy requirement, and be inconvenient to open；(3) manhole door is opened
Danger is caused to staff towards staff in Qi Hou, hot working face.
Therefore, it is necessary to develop that a kind of good airproof performance, installation accuracy are less demanding, be easy to open and reduce potential safety hazard
Heating furnace manhole door.
The information for being disclosed in the utility model background section is merely intended to deepen to general background of the present utility model
The understanding of technology, and be not construed as recognizing or imply in any form the information structure by those skilled in the art public affairs
In the prior art known.
Utility model content
The utility model proposes a kind of heating furnace manhole door, what it passed through double rotating shafts and link assembly is implemented in combination with manhole
, back to staff, the setting of handle reduces the installation accuracy of manhole door, and is easy to for the multidirectional unlatching of door closure and hot working face
Open.
According to a kind of heating furnace manhole door of the present utility model, including：
Manhole door closure, the manhole door closure is used for the manhole of sealed heating furnace；
Sealing strip, the sealing strip is arranged at the inner side of the manhole door closure；
Link assembly, including first connecting rod and second connecting rod, the two ends of the first connecting rod are hingedly connected to oven wall
On first rotating shaft and the manhole door closure one end, the two ends of the second connecting rod are hingedly connected in the oven wall
Second rotating shaft and the other end of the manhole door closure, so that the manhole door closure can be opened under the drive of the link assembly
Or close.
Preferably, it is characterised in that also including being arranged at the handle of the manhole door outer side of lid.
Preferably, the length quilt of the position and the first connecting rod of the first rotating shaft and the second rotating shaft and second connecting rod
It is set to when the manhole door closure is opened, the outside of the manhole door closure is towards the manhole.
Preferably, the link assembly is arranged at the above and or below of the manhole door closure.
Preferably, the link assembly is arranged at the left side and/or right side of the manhole door closure.
Preferably, the inner side side towards the fire of the manhole door closure is made up of non-metallic refractory.
According to a kind of heating furnace manhole door of the present utility model, the advantage is that：
By the cooperation of first rotating shaft, the second rotating shaft, manhole door closure and link assembly, quadric chain is formed, realize people
The keying of hole door closure, and the hot working face of manhole door closure can be made back to staff, reduce danger when staff works
Dangerous coefficient；
Manhole door closure can be closed at directly on the plate of furnace wall, can not in addition set doorframe, and manhole door is realized by handle
The unlatching of lid, reduces installation accuracy, and open convenient；
Strengthen the sealing of manhole door closure by sealing strip, prevent air from entering in heating furnace, improve thermal efficiency of heating furnace.
Brief description of the drawings
The utility model exemplary embodiment is described in more detail by with reference to accompanying drawing, it is of the present utility model above-mentioned
And other purposes, feature and advantage will be apparent, wherein, in the utility model exemplary embodiment, identical
Reference number typically represents same parts.
Fig. 1 a and Fig. 1 b respectively illustrate the front view and top view of the heating furnace manhole door of prior art.
Fig. 2 shows the front view of the heating furnace manhole door closure according to embodiment of the present utility model.
Fig. 3 shows the unlatching schematic diagram of the heating furnace manhole door according to embodiment of the present utility model.
Fig. 4 shows the closing schematic diagram of the heating furnace manhole door according to embodiment of the present utility model.
Description of reference numerals：
1st, manhole door closure；2nd, first connecting rod；3rd, sealing strip；4th, handle；5th, first rotating shaft；6th, the second rotating shaft；7th, heating furnace
Wall；8th, second connecting rod.
Specific embodiment
The utility model is more fully described below with reference to accompanying drawings.Although being shown in accompanying drawing of the present utility model preferred
Embodiment, however, it is to be appreciated that may be realized in various forms the utility model without that should be limited by embodiments set forth here
System.Conversely, these embodiments are provided so that the utility model is more thorough and complete, and can will be of the present utility model
Scope intactly conveys to those skilled in the art.
In the utility model, in the case where opposite explanation is not made, the noun of locality for using as " it is upper and lower, bottom, top, it is preceding,
Afterwards, it is left and right, inside and outside " it is typically what is defined in the case of the normal use of manhole door closure that the utility model is provided, specifically
Refer to the page shown in Fig. 2.
According to a kind of heating furnace manhole door of the present utility model, including：Manhole door closure, manhole door closure is used for sealed heating furnace
Manhole；Sealing strip, sealing strip is arranged at the inner side of manhole door closure；Link assembly, including first connecting rod and second connecting rod, first
The two ends of connecting rod are hingedly connected to one end of the first rotating shaft and manhole door closure in oven wall, and the two ends of second connecting rod are cut with scissors respectively
The second rotating shaft being connected in oven wall and the other end of manhole door closure, so that manhole door closure can be under the drive of link assembly
Open or close.
By the cooperation of first rotating shaft, the second rotating shaft, manhole door closure, first connecting rod and second connecting rod, double leval jib machine is formed
Structure, realizes the keying of manhole door closure.
Preferably, sealing strip can be magnetic sealing strip.
Wherein, the interaction rule between magnetic sealing strip make use of magnetic pole, can be such that manhole door closure closely closes at
In oven wall, prevent air from entering in heating furnace, improve thermal efficiency of heating furnace.
Wherein, magnetic sealing strip is made up of the magnet that magnetic rubber or flexible material are wrapped up.
Preferably, also including being arranged at the handle of manhole door outer side of lid.
The setting of handle instead of the setting for being bolted doorframe in the prior art, realize opening for manhole door closure
Close, this set reduction installation accuracy, the unlatching for improving economy and making manhole door closure are more convenient.
Preferably, the position and first connecting rod of first rotating shaft and the second rotating shaft and the length of second connecting rod are set
It is set to when manhole door closure is opened, the outside of manhole door closure can make one the hot working face on the inside of the door closure of hole towards manhole
Back to staff, danger coefficient when staff works is reduced.
Preferably, link assembly is arranged at the above and or below of manhole door closure.
Preferably, link assembly is arranged at the left side and/or right side of manhole door closure.
When link assembly is arranged above or below manhole door closure, parallel to level when manhole door closure is opened or closed
Face is moved, and manhole door closure is opened to the left side of manhole or right side；When link assembly is arranged at the left side or right side of manhole door closure,
Manhole door closure is opened to above or below manhole.
Preferably, the inner side side towards the fire of manhole door closure is made up of non-metallic refractory.
Signified inner side refers to towards heating furnace manhole side, the utility model when manhole door closure is closed in the utility model
Signified outside refers to away from heating furnace manhole side when manhole door closure is closed.
Embodiment
Fig. 2 shows the front view of the heating furnace manhole door closure according to embodiment of the present utility model.Fig. 3 shows basis
The unlatching schematic diagram of the heating furnace manhole door of embodiment of the present utility model.Fig. 4 is shown according to embodiment of the present utility model
Heating furnace manhole door closing schematic diagram.
Heating furnace manhole door according to embodiment, including：
Manhole door closure 1, manhole door closure 1 is used for the manhole of sealed heating furnace；
Sealing strip 3, sealing strip 3 is arranged at the inner side of manhole door closure 1；
Link assembly, including first connecting rod 2 and second connecting rod 8, the two ends of first connecting rod 2 are hingedly connected to oven wall 7
On first rotating shaft 5 and manhole door closure 1 one end, the two ends of second connecting rod 8 are hingedly connected to the second rotating shaft in oven wall 7
6 and the other end of manhole door closure 1, so that manhole door closure 1 can be opened or closed under the drive of link assembly.
Sealing strip 3 selects magnetic sealing strip.
Magnetic sealing strip is made up of magnetic rubber, can play a part of sealing, manhole door closure 1 is pressed on heating furnace
On wall 7.
Manhole door closure 1 can be closed at directly in oven wall 7, without separately setting doorframe.
In embodiment, first rotating shaft 5 is located at the right side of manhole door closure 1 near the center of manhole door closure 1, the second rotating shaft 6,
And the width of position according to the rotating shaft 6 of first rotating shaft 5 and second and manhole door closure 1 sets first connecting rod 2 and second connecting rod 8
Length so that the quadric chain that first connecting rod 2, second connecting rod 8, manhole door closure 1 are formed can drive manhole door closure 1 to open
And closing, and when manhole door closure 1 is opened, the outside of manhole door closure 1 towards manhole, in other words, manhole door closure 1 it is interior lateral
Fiery face away from manhole, as shown in Figure 3.
The manhole door closure 1 of the present exemplary embodiment is opened to the right, and the high temperature side towards the fire of manhole door closure 1 is all the time back to work people
Member, improves security.The inner side side towards the fire of manhole door closure 1 can be the nonmetallic materials of refractoriness high.
In the present embodiment, one group of link assembly is respectively provided with above and below manhole door closure 1, as shown in Figure 2.
Handle 4 is arranged at the centre in the outside of manhole door closure 1.
It is described above embodiment of the present utility model, described above is exemplary, and non-exclusive, and
It is also not necessarily limited to disclosed embodiment.In the case of the scope and spirit without departing from embodiment described, for this technology
Many modifications and changes will be apparent from for the those of ordinary skill in field.The selection of term used herein, it is intended to
Principle, practical application or the improvement to the technology in market of each embodiment are best explained, or makes the art its
Its those of ordinary skill is understood that embodiments disclosed herein.
Claims (6)
1. a kind of heating furnace manhole door, it is characterised in that including：
Manhole door closure, the manhole door closure is used for the manhole of sealed heating furnace；
Sealing strip, the sealing strip is arranged at the inner side of the manhole door closure；
Link assembly, including first connecting rod and second connecting rod, the two ends of the first connecting rod are hingedly connected in oven wall
One end of first rotating shaft and the manhole door closure, the two ends of the second connecting rod are hingedly connected in the oven wall second
Rotating shaft and the other end of the manhole door closure, so as to the manhole door closure can be beaten under the drive of the link assembly open or close
Close.
2. heating furnace manhole door according to claim 1, it is characterised in that also including being arranged at the manhole door outer side of lid
Handle.
3. heating furnace manhole door according to claim 1, it is characterised in that the position of the first rotating shaft and the second rotating shaft
And the length of the first connecting rod and second connecting rod is arranged to when the manhole door closure is opened, outside the manhole door closure
Side is towards the manhole.
4. heating furnace manhole door according to claim 1, it is characterised in that the link assembly is arranged at the manhole door
The above and or below of lid.
5. heating furnace manhole door according to claim 1, it is characterised in that the link assembly is arranged at the manhole door
The left side and/or right side of lid.
6. heating furnace manhole door according to claim 1, it is characterised in that the inner side side towards the fire of the manhole door closure is by non-
Metal refractory material is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621285528.9U CN206257697U (en) | 2016-11-28 | 2016-11-28 | Heating furnace manhole door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621285528.9U CN206257697U (en) | 2016-11-28 | 2016-11-28 | Heating furnace manhole door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206257697U true CN206257697U (en) | 2017-06-16 |
Family
ID=59026961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621285528.9U Active CN206257697U (en) | 2016-11-28 | 2016-11-28 | Heating furnace manhole door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206257697U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109163091A (en) * | 2018-10-31 | 2019-01-08 | 国家电网有限公司 | A kind of Pressure container manhole door safeguard structure |
-
2016
- 2016-11-28 CN CN201621285528.9U patent/CN206257697U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109163091A (en) * | 2018-10-31 | 2019-01-08 | 国家电网有限公司 | A kind of Pressure container manhole door safeguard structure |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |