CN202747797U - Fire observation door on vertical furnace wall - Google Patents
Fire observation door on vertical furnace wall Download PDFInfo
- Publication number
- CN202747797U CN202747797U CN 201220245719 CN201220245719U CN202747797U CN 202747797 U CN202747797 U CN 202747797U CN 201220245719 CN201220245719 CN 201220245719 CN 201220245719 U CN201220245719 U CN 201220245719U CN 202747797 U CN202747797 U CN 202747797U
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- Prior art keywords
- observation door
- furnace wall
- main body
- vertical furnace
- internal baffle
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Abstract
The utility model provides a fire observation door on a vertical furnace wall, which comprises a fire observation door body, a sealing cover, an internal baffle and a sealing gasket; the sealing cover is fixed on the fire observation door body; the internal baffle is arranged inside the fire observation door body; a sealing structure is arranged at a contact part between the fire observation door body and the sealing cover; an un-heated side of the baffle is provided with a piece of protection glass, a cover board, a splash-proof filter net and a rain covering board from inside to outside in turns; the fire observation door body is provided with a ventilating hole in the lower part and a ventilating elbow at the upper part. The fire observation door provided by the utility model gives sufficient consideration to protecting people and protecting the fire observation door, and is widely applicable to various heating furnaces carrying out negative pressure operation.
Description
Technical field
The utility model relates to a kind of accessory of petroleum refining equipment, is specifically related to a kind of vertical furnace wall observation door, namely is a kind of observation door that is mainly used in the heating furnace of negative-pressure operation.
Background technology
In the heating furnace accessory, observation door is the most frequently used arriving and the maximum parts of frequency of exposure.
The perforate on the furnace wall of existing heating furnace observation door, so that the combustion case in the visual observation stove, but still have following problem:
1), the surface of heating furnace observation door and around temperature usually very high, cause the surface of steel plate distortion, even make lining spalling, steel plate is burnt.
Safeguard structure 2), is not set, although some observation door is provided with heat screen, temporarily can solves the overheated problem in surface, because the temperature of heat screen is still very high, reach as high as about 700 ℃, inconvenient operation, even may threaten user's safety.
3), observation door heat screen under opening is outside, easily the user is damaged.
4) capping that, when further observing flame, must open observation door, when capping was opened, suction function can suck cold air in the heating furnace in the stove, but the cold air that sucks does not participate in burning, thereby make troubles for the Control for Oxygen Content of heating furnace, thereby affected the thermal efficiency of heating furnace.
5), the capping of observation door do not adopt heat-barrier material, although heating furnace is the negative pressure stove, complex can not produce unavoidably to extraradial situation in the stove, the user may directly contact with heat radiation.
In sum, existing heating furnace observation door exists material not heat insulation, and unshielded structure is not easy to observe the flame situation, and the efficiency of heating surface is hanged down and short problem in service life.
The utility model content
In order to solve the defects of prior art, the utility model provides a kind of vertical furnace wall observation door that possesses safeguard structure, and this observation door can be effectively heat insulation and be easy to observe the flame situation.
The technical solution of the utility model is as follows:
Vertical furnace wall observation door comprises observation door main body 1, capping 2, internal baffle 3 and hermetically-sealed construction; Described observation door main body 1 is fixedly connected on the described vertical furnace wall; Described capping 2 is fixed on the described observation door main body 1, and described internal baffle 3 is arranged on furnace wall Kou Chu, and described hermetically-sealed construction is arranged on the contact site of described observation door main body 1 and described capping 2.And main body 1 is fixed on the heating furnace outer furnace wall by bolt 14, and the T-shaped bolt 13 of capping 2 usefulness is fixed with main body, and is tight with ceramic cloth 7 pads in contact portion.Described observation door also comprises guard assembly, and described guard assembly is arranged on the outside of the internal baffle 3 of furnace wall mouth.
In the concrete enforcement, for the purpose that realizes protecting, one of described guard assembly comprises cover plate 5, and described cover plate 5 is fixedly connected with described observation door main body 1 inside with hermetically-sealed construction by pad 8.
Two of described guard assembly also comprises splashproof filter screen 9, and described splashproof filter screen 9 is arranged on the outside of described cover plate 5, namely fixes by screw and described hermetically-sealed construction, is arranged on the observation panel place, prevents that broken glass from spattering outward.
Be provided with cover plate 10 in described guard assembly outermost, described cover plate 10 is fastened on described splashproof filter screen 9 outsides, and fixes by hermetically-sealed construction.
In order to realize safety operation, open the purpose of observation door, described observation door also includes linkage part; Described linkage part comprises the spanner 4 that install the observation door bottom; Described spanner 4 and described internal baffle 3 are fixedly connected with by screw thread; Spur described spanner 4 and open described internal baffle 3; Described internal baffle 3 is 0～90 degree with the angle of furnace wall facade.
Be provided with back-moving spring 17 at described spanner 4,3 times closure states of the described internal baffle that resets.
Cold air enters so that the Control for Oxygen Content of heating furnace is made troubles in order to solve, affect the purpose of the thermal efficiency of heating furnace, described observation door main body 1 bottom is provided with air-vent 12, and top is provided with ventilating bent-tube 16, described air-vent 12 and described observation door intracavity inter-connection; Described ventilating bent-tube 16 upwards and to the bending of furnace wall direction, tube opening is downward.The outlet of described breather pipe 16 is bend pipe, this breather pipe 16 is crooked towards the direction of furnace wall, Open Side Down for it, because the bottom of main body 1 is provided with air-vent 12, top arranges breather pipe 16, surrounding air enters the inner chamber of observation door by air-vent 12, cooling protection glass, the surrounding air of inflow form nature draft (being negative pressure in the chamber), bottom-up flowing after being heated, finally flow out along ventilating bent-tube 16, do not need air blast.Because the observation door cavity is interior and burner hearth all is negative pressure, alters mutually air with burner hearth hardly, does not affect the normal operating of stove.In addition, leave air-vent 12 at the door body, play preventing jetly, the double effects of dehumidifying is further protected user's safety.
In order to protect observation door, described observation door also comprises a lid rain plate 11, and described lid rain plate 11 is arranged on the cover plate 10 of described observation door main body 1 by hinge 6.And be outside equipped with at described lid rain plate 11 and cover rain plate handle 18.
In the concrete enforcement, above-mentioned hermetically-sealed construction is ceramic cloth 7, and described cover plate is flame resistant glass.The beneficial effects of the utility model are:
1, take into full account protection to the user: the utility model has installed cover plate additional, can protect the user to escape injury when heating furnace is overheated, in case the overheated glass fragmentation faced that causes of heating furnace is splashed, outer splashproof filter screen also can play certain protective effect.When the setting of ventilating bent-tube made the bend pipe of drawing that the gas ejection be arranged under barotropic state, gas sprayed to the furnace wall and can not damage the user.In addition, ventilating bent-tube opening down can prevent that rainwater is splashed into.
2, possess multiple Self-Protection Subsystem: the utility model also possesses the multiple protection functions to observation door self on the basis of protecting to greatest extent the user; to reduce heat radiation to the impact of cover plate, the splashproof filter screen is protected cover plate from the outside to internal baffle from inboard protection cover plate.Lid rain plate prevents that steam from too much entering in the observation door and affect result of use.Air-vent can prevent that also the barotropic state downstream is on the impact of cover plate.
3, unique internal baffle design: internal baffle of the present utility model is closed under normal operating condition, has kept the overall tightness of stove, has protected outer field glass when reducing thermal loss.Spanner and internal baffle are integrated linkage structure, and the pulling spanner can be opened internal baffle, and the user just can see through glass and observe situation in the stove, unclamp spanner after, this one linkage structure can be able to be got back to closure state under the elastic force effect of back-moving spring.
4, global formation and being designed beautifully: most of structure of this product is cast, and is handsome in appearance generous, and whole observation door is one-body molded, and each several part is connected rationally, suitable large batch of production after design is ripe.
Description of drawings
Fig. 1 is the front view of vertical furnace wall of the present utility model observation door.
Fig. 2 is the right side view of Fig. 1.
Fig. 3 is vertical furnace wall observation door plan structure schematic diagram among Fig. 1.
Specifically be illustrated in conjunction with the embodiments.
Description of reference numerals:
The 1-main body, 2-capping, 3-internal baffle, 4-spanner, 5-cover plate, 6-hinge, 7-pottery cloth, 8-pad, 9-splashproof filter screen, 10-cover plate, 11-lid rain plate, 12-air-vent, 13-T type bolt, 14-bolt, 15-screw, 16-breather pipe, 17-spring, 18-lid rain plate handle
The specific embodiment
A kind of furnace wall observation door: main body 1 is fixed on the heating furnace outer furnace wall by bolt 14, and the T-shaped bolt 13 of capping 2 usefulness is fixed with main body, and is tight with ceramic cloth 7 pads in contact portion.This observation door stops heat radiation to the impact of cover plate 5 with internal baffle 3 and the interlock of spanner 4 one, and the people spurs spanner 4 and drives internal baffle 3, but under the effect of spring 17 torsion the state of automatic returning closure.Cover plate 5 can completely cut off heat radiation to using observation door people's impact, cover plate 5 is outside equipped with splashproof filter screen 9 and prevents from splashing to the injury of human body after the glass fragmentation faced, outermost layer being provided with covered rain plate 11, be installed on the cover plate 10 with hinge 6, have 1 air-vent 12 in main body 1 bottom, 1 ventilating bent-tube 16 is installed on top.Lid rain plate 11 is arranged on outermost layer.Splashproof filter screen 9 usefulness screws 15 and ceramic cloth 7 are fixed on the cover plate 10, and inside is provided with cover plate 5.Cover plate 5 usefulness pads 8 and ceramic cloth 7 fixed bolsters are tight.Internal baffle 3 is fixing with spanner 4 usefulness screws 15, and both are connected as a single entity.Main body 1 is fixed on the heating furnace outer furnace wall by bolt 14, and the T-shaped bolt 13 of capping 2 usefulness is fixed with main body, and is tight with ceramic cloth 7 pads in contact portion.Surrounding air enters the inner chamber of observation door by air-vent 12, the draft that is relying on ventilating bent-tube 16 to produce after being heated reserves along ventilating bent-tube 16.Ventilating bent-tube 16 outlets are bend pipe, and bending direction is towards the furnace wall, and tube opening is downward.
Technique scheme is a kind of embodiment of the present utility model, for those skilled in the art, on the basis that the utility model discloses application process and principle, be easy to make various types of improvement or distortion, and be not limited only to the described structure of the above-mentioned specific embodiment of the utility model, therefore previously described mode is preferably, and does not have restrictive meaning.
Claims (10)
1. vertical furnace wall observation door comprises observation door main body (1), capping (2), internal baffle (3) and hermetically-sealed construction; It is characterized in that:
Described observation door main body (1) is fixedly connected on the described vertical furnace wall; Described capping (2) is fixed on the described observation door main body (1), and described internal baffle (3) is arranged on furnace wall Kou Chu, and described hermetically-sealed construction is arranged on the contact site of described observation door main body (1) and described capping (2),
Described observation door also comprises guard assembly, and described guard assembly is arranged on the outside of the internal baffle (3) of furnace wall mouth.
2. vertical furnace wall according to claim 1 observation door is characterized in that,
Described guard assembly comprises cover plate (5), and described cover plate (5) is fixedly connected with described observation door main body (1) inside with hermetically-sealed construction by pad (8).
3. vertical furnace wall according to claim 2 observation door is characterized in that,
Described guard assembly also comprises splashproof filter screen (9), and described splashproof filter screen (9) is arranged on the outside of described cover plate (5), namely fixes by screw and described hermetically-sealed construction, is arranged on the observation panel place, prevents that broken glass from spattering outward.
4. vertical furnace wall according to claim 3 observation door is characterized in that,
Be provided with cover plate (10) in described guard assembly outermost, described cover plate (10) is fastened on described splashproof filter screen (9) outside, and fixes by hermetically-sealed construction.
5. vertical furnace wall according to claim 1 observation door is characterized in that,
Described observation door also includes linkage part; Described linkage part comprises the spanner (4) that install the observation door both sides; Described spanner (4) is fixedly connected with by screw thread with described internal baffle (3); Spur described spanner (4) and open described internal baffle (3); Described internal baffle (3) is 0～90 degree with the angle of furnace wall facade.
6. vertical furnace wall according to claim 5 observation door is characterized in that,
Be provided with back-moving spring (17) at described spanner (4), the described internal baffle that resets (3) is returned closure state.
7. vertical furnace wall according to claim 1 observation door is characterized in that,
Described observation door main body (1) bottom is provided with air-vent (12), and top is provided with ventilating bent-tube (16), described air-vent (12) and described observation door intracavity inter-connection; Described ventilating bent-tube (16) upwards and to the bending of furnace wall direction, tube opening is downward.
8. according to claim 1 or 4 described vertical furnace wall observation doors, it is characterized in that,
Described observation door also comprises a lid rain plate (11), and described lid rain plate (11) is arranged on the cover plate (10) of described observation door main body (1) by hinge (6).
9. vertical furnace wall according to claim 2 observation door is characterized in that,
Described hermetically-sealed construction is ceramic cloth (7), and described cover plate is flame resistant glass.
10. vertical furnace wall according to claim 8 observation door is characterized in that,
Be outside equipped with at described lid rain plate (11) and cover rain plate handle (18); And main body (1) is fixed on the heating furnace outer furnace wall by bolt (14), and capping (2) is fixed with T-shaped bolt (13) and main body, and is tight with ceramic cloth (7) pad in contact portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220245719 CN202747797U (en) | 2012-05-28 | 2012-05-28 | Fire observation door on vertical furnace wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220245719 CN202747797U (en) | 2012-05-28 | 2012-05-28 | Fire observation door on vertical furnace wall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202747797U true CN202747797U (en) | 2013-02-20 |
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ID=47707177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220245719 Expired - Lifetime CN202747797U (en) | 2012-05-28 | 2012-05-28 | Fire observation door on vertical furnace wall |
Country Status (1)
| Country | Link |
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| CN (1) | CN202747797U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106746494A (en) * | 2017-03-08 | 2017-05-31 | 安徽凤阳玻璃有限公司 | A kind of fusing ventilation type sees fiery seal closure |
-
2012
- 2012-05-28 CN CN 201220245719 patent/CN202747797U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106746494A (en) * | 2017-03-08 | 2017-05-31 | 安徽凤阳玻璃有限公司 | A kind of fusing ventilation type sees fiery seal closure |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130220 |