CN206626607U - A kind of pan shell type gas fired-boiler inspection door - Google Patents
A kind of pan shell type gas fired-boiler inspection door Download PDFInfo
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- CN206626607U CN206626607U CN201720402565.1U CN201720402565U CN206626607U CN 206626607 U CN206626607 U CN 206626607U CN 201720402565 U CN201720402565 U CN 201720402565U CN 206626607 U CN206626607 U CN 206626607U
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Abstract
A kind of pan shell type gas fired-boiler inspection door, it is related to gas fired-boiler technical field.The utility model need to be provided with two devices of peephole and inspection door simultaneously to solve existing gas fired-boiler, boiler structure complexity, the problem of causing cost increase.The utility model includes gate seat and door closure, the rear end of round buss is vertically inserted on the return combustion chamber and back tube sheet of burner hearth, gate seat ring flange is set in the excircle side wall of round buss front end, door closure includes front shroud, outer sleeve, inner sleeve and observation are covered, outer sleeve and inner sleeve are vertically fixed in the middle part of front shroud rear end face successively from outside to inside, thermal insulation layer is provided between outer sleeve and inner sleeve, the middle part of front shroud is provided with peep hole, the front end of peep hole is provided with observation and covered, the middle part of observation lid front end face is provided with tempering heat resistant glass, outer sleeve is inserted into the inner side of round buss front end, front shroud is affixed by multiple connecting bolts and gate seat ring flange.The utility model is used for the O＆E of gas fired-boiler.
Description
Technical field
It the utility model is related to gas fired-boiler technical field, and in particular to a kind of pan shell type gas fired-boiler inspection door.
Background technology
As China's clean energy resource is widely used, the demand of gas fired-boiler is continuously increased.The combustion of " WNS types " as classics
Gas boiler product, the type of furnace compared with mature and reliable is had developed into by long-term use, renewal, the replacement.How to become at this stage
On the basis of improving, more optimize the practicality of product, simplify the process of production and processing, improve product quality into mainly grinding
The direction studied carefully.
Existing gas fired-boiler needs to be provided with two devices of peephole and inspection door simultaneously when in use, to realize to boiler
Monitoring and inspection, cause the complexity of boiler structure, cost increase.
Utility model content
The utility model need to be provided with two devices of peephole and inspection door, boiler knot simultaneously to solve existing gas fired-boiler
Structure is complicated, the problem of causing cost increase, and then proposes a kind of pan shell type gas fired-boiler inspection door.
The utility model adopts the technical scheme that to solve above-mentioned technical problem：
A kind of pan shell type gas fired-boiler inspection door includes gate seat and door closure, and gate seat includes round buss and gate seat ring flange, circle
The rear end of sleeve is vertically inserted on the return combustion chamber and back tube sheet of burner hearth, and gate seat ring flange sets the outer circumferential sides of round buss front end
On wall, door closure includes front shroud, outer sleeve, inner sleeve and observation lid, and outer sleeve and inner sleeve are vertical affixed successively from outside to inside
At the middle part of front shroud rear end face, thermal insulation layer is provided between outer sleeve and inner sleeve, the middle part of front shroud is provided with peep hole, observation
The front end in hole is provided with observation and covered, and the middle part of observation lid front end face is provided with tempering heat resistant glass, and outer sleeve is inserted into round buss front end
Inner side, front shroud is affixed by multiple connecting bolts and gate seat ring flange.
The beneficial effect that the utility model includes compared with prior art is：
The utility model is applied to " WNS types " gas fired-boiler, be it is a kind of peephole is combined into one with inspection door it is new
Check door gear.This device not only makes inspection door have versatility, and is more convenient for producing and processing, and can cancel former boiler while set
There are two devices of peephole and inspection door, the arrangement for tube sheet of being more convenient for.And the insulation inside inspection door and the water layer of boiler internal
It is combined, effectively solves the problems, such as peephole overheat；
Brief description of the drawings
Fig. 1 is overall structure diagram of the present utility model；
Fig. 2 is A-A in Fig. 1 to sectional view.
Embodiment
Embodiment one：Illustrate present embodiment, a kind of pan shell type combustion described in present embodiment with reference to Fig. 1 to Fig. 2
Gas boiler inspection door includes gate seat and door closure, and gate seat includes round buss 1 and gate seat ring flange 2, and the rear end of round buss 1 vertically inserts
On the return combustion chamber 3 and back tube sheet 4 of burner hearth, gate seat ring flange 2 is set in the excircle side wall of the front end of round buss 1, and door closure includes
Front shroud 5, outer sleeve 6, inner sleeve 7 and observation lid 8, outer sleeve 6 and inner sleeve 7 are vertically fixed in front shroud successively from outside to inside
The middle part of 5 rear end faces, thermal insulation layer 11 is provided between outer sleeve 6 and inner sleeve 7, the middle part of front shroud 5 is provided with peep hole 5-1, sees
The front end for examining hole 5-1 is provided with observation lid 8, and the middle part of the observation front end face of lid 8 is provided with tempering heat resistant glass 9, and outer sleeve 6 is inserted into circle
The inner side of the front end of sleeve 1, front shroud 5 are affixed by multiple connecting bolts 10 and gate seat ring flange 2.
It is fitted close between outer sleeve 6 and round buss 1, thermal insulation layer 11 is used for through between isolation burner hearth inside and outside
Heat, temperature is too high when effectively solving the problems, such as to see fire.When observing the situation inside burner hearth, operating personnel are by observing in lid 8
Tempering heat resistant glass 9, the burning feelings that intuitively watch inside boiler furnace can be understood by peep hole 5-1 and inner sleeve 7
Condition.When boiler needs Maintenance and Repair to enter burner hearth, connecting bolt 10 is screwed off, door closure is separated with gate seat, personnel are from round buss 1
It is interior to enter burner hearth, facilitate personnel to enter burner hearth inspection.It is so designed that to realize and sees fire and check two kinds of functions, simplifies boiler
Structure, reduce cost.
Gas-fired shell boiler sees that fiery device need to be designed at burner hearth rear portion because reasons in structure, so as to energy direct viewing to stove
Interior burning, due to directly being washed away by heat smoke, the problem of often seeing fiery equipment overheat, exist and scald fireman's
Hidden danger.By the setting of the thermal insulation layer 11 between inner sleeve 7 and outer sleeve 6 in present embodiment, inspection door and window can be reduced
The temperature of surrounding, eliminates hidden danger.
Two handles 18 are arranged with present embodiment on the front end face of front shroud 5, so as to the dismounting of door closure.
Embodiment two：Illustrate present embodiment with reference to Fig. 1 to Fig. 2, the inner circle of inner sleeve 7 described in present embodiment
All side walls are provided with heat insulation layer 12, and the inner side of heat insulation layer 12 is communicated with hole 13, and front end and the peep hole 5-1 of intercommunicating pore 13 connect
Logical, the rear end of intercommunicating pore 13 connects with the inside of burner hearth.Other compositions and connected mode are identical with embodiment one.
It is so designed that and reduce further temperature around inspection door and peep hole 5-1, ensures the person peace of operating personnel
Entirely.Operating personnel pass through the combustion inside tempering heat resistant glass 9, peep hole 5-1 and the direct viewing of intercommunicating pore 13 to burner hearth when seeing fire
Burning situation.
A diameter of 51mm of intercommunicating pore 13 in present embodiment.
Embodiment three：Illustrate present embodiment with reference to Fig. 1 to Fig. 2, intercommunicating pore 13, observation described in present embodiment
Hole 5-1 is identical with the center line of tempering heat resistant glass 9.Other compositions and connected mode are identical with embodiment two.
It is so designed that easily facilitating observer carries out seeing fiery observation.
Embodiment four：Illustrate present embodiment with reference to Fig. 1 to Fig. 2, heat insulation layer 12 described in present embodiment is resistance to
The heat insulation layer of fiery concrete for making.Other compositions and connected mode are identical with embodiment two or three.
Embodiment five：Illustrate present embodiment with reference to Fig. 1 to Fig. 2, thermal insulation layer 11 includes described in present embodiment
Refractory concrete soil layer 11-1, alumina silicate fibre layer 11-2 and rock wool heat-preservation layer 11-3, refractory concrete soil layer 11-1, alumina silicate fibre
Layer 11-2 and rock wool heat-preservation layer 11-3 is extremely before set gradually by rear in the horizontal direction.Other compositions and connected mode and specific implementation
Mode four is identical.
Being so designed that makes thermal insulation layer 11 be thermally shielded by the thermal insulation layer of unlike material, strengthens effect of heat insulation, can will be big absolutely
Most heats are effectively isolated.
The distance between refractory concrete soil layer 11-1 and front shroud 5 are 188mm in present embodiment, refractory concrete soil layer
The distance between 11-1 and inboard wall of burner hearth are 58mm.
Embodiment six：Illustrate present embodiment with reference to Fig. 1 to Fig. 2, the inner side of lid 8 is observed described in present embodiment
Provided with Internal baffle 14, Internal baffle 14 is arranged on the rear end of tempering heat resistant glass 9, and the outside of observation lid 8 is provided with rotational handle 15, turned
Fixed handle 15 is connected with Internal baffle 14.Other compositions and connected mode are identical with embodiment one, two, three or five.
It is so designed that when see fire observation, Internal baffle 14 is turned over by rotational handle 15, it is resistance to through tempering
Hot glass 9 is observed, and after observation terminates, rotational handle 15 turns back Internal baffle 14 to the rear end of tempering heat resistant glass 9, to subtract
Few baking of the high temperature to tempering heat resistant glass 9, effectively reduces the temperature of tempering heat resistant glass 9, increases the service life.
Embodiment seven：Illustrate present embodiment with reference to Fig. 1 to Fig. 2, rotational handle 15 described in present embodiment is hung down
In the side wall of observation lid 8, the middle part of rotational handle 15 is rotatablely connected straight cutting by rotating shaft 16 and the lateral wall of observation lid 8,
The inner of rotational handle 15 is affixed with the side of Internal baffle 14.Other compositions and connected mode are identical with embodiment six.
It is so designed that when see fire observation, by the horizontal forward rotation of the outboard end of rotational handle 15, rotational handle 15
Rotated with rotating shaft 16 for the centre of gyration, the inner of rotational handle 15 rotates backward, and drives Internal baffle 14 to turn over.
Embodiment eight：Illustrate present embodiment with reference to Fig. 1 to Fig. 2, lid 8 is observed described in present embodiment by tight
The front end face of fixing bolt 19 and front shroud 5 is affixed.Other compositions and connected mode are identical with embodiment seven.
The disassembly and installation for being easy to implement observation lid 8 is so designed that, when breakage occurs for tempering heat resistant glass 9, is easy to more
Change.
Embodiment nine：Illustrate present embodiment with reference to Fig. 1 to Fig. 2, the shape of lid 8 is observed described in present embodiment
For cone, the big end of observation lid 8 is arranged on the front end face of front shroud 5, and tempering heat resistant glass 9 is arranged on the small of observation lid 8
End.Other compositions and connected mode are identical with embodiment eight.
Embodiment ten：Illustrate present embodiment with reference to Fig. 1 to Fig. 2, return combustion chamber 3 described in present embodiment and rear pipe
Water layer 17 is provided between plate 4.Other compositions and connected mode are identical with embodiment one, two, three, five, seven, eight or nine.
Being so designed that makes water layer 17 be used in combination with thermal insulation layer 11, further reduces the temperature around inspection door, eliminates peace
Full hidden danger.
Operation principle
It is fitted close between outer sleeve 6 and round buss 1, thermal insulation layer 11 is used for through between isolation burner hearth inside and outside
Heat, temperature is too high when effectively solving the problems, such as to see fire.When observing the situation inside burner hearth, operating personnel are by observing in lid 8
Tempering heat resistant glass 9 not, the burning intuitively watched inside boiler furnace can be understood by peep hole 5-1 and inner sleeve 7
Situation.When boiler needs Maintenance and Repair to enter burner hearth, connecting bolt 10 is screwed off, door closure is separated with gate seat, personnel cover from circle
Enter burner hearth in cylinder 1, facilitate personnel to enter burner hearth inspection.It is so designed that to realize and sees fire and check two kinds of functions, simplifies pot
The structure of stove, reduces cost.
Gas-fired shell boiler sees that fiery device need to be designed at burner hearth rear portion because reasons in structure, so as to energy direct viewing to stove
Interior burning, due to directly being washed away by heat smoke, the problem of often seeing fiery equipment overheat, exist and scald fireman's
Hidden danger.By the setting of the thermal insulation layer 11 between inner sleeve 7 and outer sleeve 6 in present embodiment, inspection door and window can be reduced
The temperature of surrounding, eliminates hidden danger.
Claims (10)
- A kind of 1. pan shell type gas fired-boiler inspection door, it is characterised in that：A kind of pan shell type gas fired-boiler inspection door includes door Seat and door closure, gate seat include round buss (1) and gate seat ring flange (2), and the rear end of round buss (1) is vertically inserted in strile-bacing for burner hearth On room (3) and back tube sheet (4), gate seat ring flange (2) is set in the excircle side wall of round buss (1) front end, and door closure includes protecgulum Plate (5), outer sleeve (6), inner sleeve (7) and observation lid (8), outer sleeve (6) and inner sleeve (7) are vertical affixed successively from outside to inside Thermal insulation layer (11) is provided between the middle part of front shroud (5) rear end face, outer sleeve (6) and inner sleeve (7), in front shroud (5) Portion is provided with peep hole (5-1), and the front end of peep hole (5-1) is provided with observation lid (8), and the middle part of observation lid (8) front end face is provided with steel Change heat resistant glass (9), outer sleeve (6) is inserted into the inner side of round buss (1) front end, and front shroud (5) passes through multiple connecting bolts (10) it is affixed with gate seat ring flange (2).
- A kind of 2. pan shell type gas fired-boiler inspection door according to claim 1, it is characterised in that：The inner sleeve (7) it is interior Circumferential side wall is provided with heat insulation layer (12), and hole (13), the front end of intercommunicating pore (13) and sight are communicated with the inside of heat insulation layer (12) Hole (5-1) connection is examined, the rear end of intercommunicating pore (13) connects with the inside of burner hearth.
- A kind of 3. pan shell type gas fired-boiler inspection door according to claim 2, it is characterised in that：The intercommunicating pore (13), see It is identical with the center line of tempering heat resistant glass (9) to examine hole (5-1).
- A kind of 4. pan shell type gas fired-boiler inspection door according to Claims 2 or 3, it is characterised in that：The heat insulation layer (12) The heat insulation layer made for refractory concrete.
- A kind of 5. pan shell type gas fired-boiler inspection door according to claim 4, it is characterised in that：The thermal insulation layer (11) includes Refractory concrete soil layer (11-1), alumina silicate fibre layer (11-2) and rock wool heat-preservation layer (11-3), refractory concrete soil layer (11-1), silicon Sour aluminum fiber layer (11-2) and rock wool heat-preservation layer (11-3) are extremely before set gradually by rear in the horizontal direction.
- 6. according to a kind of pan shell type gas fired-boiler inspection door of claim 1,2,3 or 5, it is characterised in that：The observation lid (8) inner side is provided with Internal baffle (14), and Internal baffle (14) is arranged on the rear end of tempering heat resistant glass (9), the outside of observation lid (8) Provided with rotational handle (15), rotational handle (15) is connected with Internal baffle (14).
- A kind of 7. pan shell type gas fired-boiler inspection door according to claim 6, it is characterised in that：The rotational handle (15) is hung down For straight cutting in the side wall for observing lid (8), the lateral wall turn of (8) is covered at the middle part of rotational handle (15) by rotating shaft (16) with observation Dynamic connection, the inner of rotational handle (15) are affixed with the side of Internal baffle (14).
- A kind of 8. pan shell type gas fired-boiler inspection door according to claim 7, it is characterised in that：The observation lid (8) passes through Fastening bolt (19) and the front end face of front shroud (5) are affixed.
- A kind of 9. pan shell type gas fired-boiler inspection door according to claim 8, it is characterised in that：The shape of the observation lid (8) Shape is cone, and the big end of observation lid (8) is arranged on the front end face of front shroud (5), and tempering heat resistant glass (9) is arranged on observation Cover the small end of (8).
- 10. according to a kind of pan shell type gas fired-boiler inspection door of claim 1,2,3,5,7,8 or 9, it is characterised in that：It is described Water layer (17) is provided between return combustion chamber (3) and back tube sheet (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720402565.1U CN206626607U (en) | 2017-04-17 | 2017-04-17 | A kind of pan shell type gas fired-boiler inspection door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720402565.1U CN206626607U (en) | 2017-04-17 | 2017-04-17 | A kind of pan shell type gas fired-boiler inspection door |
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| CN206626607U true CN206626607U (en) | 2017-11-10 |
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| CN201720402565.1U Active CN206626607U (en) | 2017-04-17 | 2017-04-17 | A kind of pan shell type gas fired-boiler inspection door |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108104772A (en) * | 2017-12-12 | 2018-06-01 | 松原市吉油机械化工助剂厂 | Combustion gas open flow case and combustion gas open flow case installation method |
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2017
- 2017-04-17 CN CN201720402565.1U patent/CN206626607U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108104772A (en) * | 2017-12-12 | 2018-06-01 | 松原市吉油机械化工助剂厂 | Combustion gas open flow case and combustion gas open flow case installation method |
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