CN211345338U - Manhole door suitable for air chamber inspection in household garbage incinerator - Google Patents
Manhole door suitable for air chamber inspection in household garbage incinerator Download PDFInfo
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- CN211345338U CN211345338U CN201922345324.XU CN201922345324U CN211345338U CN 211345338 U CN211345338 U CN 211345338U CN 201922345324 U CN201922345324 U CN 201922345324U CN 211345338 U CN211345338 U CN 211345338U
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Abstract
The utility model discloses a manhole door suitable for plenum inspection in domestic waste incinerator belongs to manhole door field. A manhole door suitable for the inspection of an air chamber in a household garbage incinerator comprises an outer cover and an inner cover, wherein a heat insulation layer is arranged in a cavity; the outer wall of the outer cover is connected with a first fixing plate, and the outer wall of one end, far away from the outer cover, of the first fixing plate is connected with a perspective mirror; the first fixing plate and the outer cover are both provided with first round holes corresponding to the perspective lens, and the second fixing plate is provided with second round holes corresponding to the perspective lens; a sight glass protection plate is arranged on the inner cover; the utility model discloses need not open the manhole door and inspect, avoided closing the air and to burn burning furnace combustion condition and cause the influence, avoided simultaneously because of the not tight safety that makes high temperature air outwards spray threat inspection personnel of air door closure, improved safety and the convenience of domestic waste incinerator in service air plenum inspection.
Description
Technical Field
The utility model relates to a manhole door technical field especially relates to a manhole door suitable for plenum inspection in domestic waste incinerator.
Background
The primary air chamber below the fire grate needs to be checked periodically when the domestic garbage incinerator is in operation. A traditional primary air chamber manhole door is not provided with an observation window, and the manhole door needs to be opened when the primary air chamber is inspected. Because the inside of the primary air chamber is the primary air with positive pressure and high temperature, the primary air inlet air door of the primary air chamber needs to be closed before the manhole door is opened, and the negative pressure of the boiler hearth is adjusted, so that the combustion working condition of the boiler is influenced. Meanwhile, the air door of the primary air inlet is not tightly closed frequently, so that high-temperature primary air is sprayed out from the air chamber manhole door, the safety of inspectors is threatened, and the inspection work cannot be smoothly carried out.
Disclosure of Invention
The utility model aims at solving the problems in the prior art and providing a manhole door suitable for the inspection of an air chamber in a household garbage incinerator.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a manhole door suitable for the inspection of an air chamber in a household garbage incinerator comprises an outer cover and an inner cover, wherein a cavity is formed between the outer cover and the inner cover, and a heat insulation layer is arranged in the cavity;
the outer wall of the outer cover is connected with a first fixing plate, and the outer wall of one end, far away from the outer cover, of the first fixing plate is connected with a perspective mirror;
a bolt is connected in the first fixing plate, a second fixing plate is connected on the bolt in a sliding manner, and the second fixing plate abuts against the outer wall of the perspective mirror;
the first fixing plate and the outer cover are both provided with first round holes corresponding to the perspective lens, and the second fixing plate is provided with second round holes corresponding to the perspective lens;
and a sight glass protection plate is arranged on the inner cover.
Preferably, the outer wall threaded connection of bolt has fixation nut, fixation nut offsets with the one end outer wall that perspective mirror was kept away from to the second fixed plate, just bolt and fixation nut all are provided with six that the circumference distributes.
Preferably, a sealing filler is further arranged between the outer cover and the inner cover, and the material of the sealing filler is specifically glass fiber.
Preferably, the outer walls of the outer cover and the inner cover are further connected with mounting plates, and mounting holes are further formed in the outer walls of the mounting plates.
Preferably, the outer wall of the bottom of the outer cover is further provided with a pull rod, and the inner wall of the cavity is further provided with a fixing rod.
Preferably, the sight glass protection plate is made of a Q235-A material, the sight glass is made of high-temperature-resistant borosilicate glass, and the heat insulation layer is made of ceramic fibers.
Compared with the prior art, the utility model provides a manhole door suitable for plenum inspection in domestic waste incinerator possesses following beneficial effect:
1. this manhole door suitable for plenum inspection in domestic waste incinerator, when needs domestic waste incinerator operation in the inspection primary air plenum, can directly see through the sight glass on the manhole door and directly look over the inside condition of primary air plenum, need not open the manhole door and inspect, avoided closing the primary air and led to the fact the influence to burning the burning operating mode of burning furnace, avoided simultaneously because of the not tight safety that makes high temperature primary air outwards spray threatens inspection personnel of closing of primary air plenum, the security and the convenience of the inspection of primary air plenum in the domestic waste incinerator operation have been improved.
2. This manhole door suitable for plenum inspection in domestic waste incinerator through connecting fixation nut on the bolt on first fixed plate and second fixed plate, can make the perspective mirror connect more stably, makes its convenient dismantlement and installation simultaneously, and the sight glass guard plate can be protected the perspective mirror, and the heat preservation keeps warm, and it is more sealed when gland packing can make the manhole door installation, and mounting panel and mounting hole can make manhole door easy to assemble.
The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses need not open the manhole door and inspect, avoided closing the wind and led to the fact the influence to burning furnace burning operating mode, avoided simultaneously because of the wind door closes not tight and make high temperature wind outwards spray threatens inspection personnel's safety, improved the security and the convenience of life waste incinerator in service wind plenum inspection.
Drawings
FIG. 1 is a schematic structural view of a main view of a manhole door suitable for inspection of a plenum in a household garbage incinerator, according to the present invention;
fig. 2 is a schematic structural diagram of a manhole door overlooking structure suitable for the plenum inspection in a household garbage incinerator.
In the figure: 1. an outer cover; 101. a first circular hole; 102. a first fixing plate; 103. a second fixing plate; 104. a second circular hole; 105. a bolt; 106. fixing a nut; 2. an inner cover; 3. a perspective mirror; 4. a sight glass protection plate; 5. a heat-insulating layer; 501. fixing the rod; 6. sealing and filling; 7. mounting a plate; 701. mounting holes; 8. a pull rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Example (b):
referring to fig. 1-2, a manhole door suitable for the inspection of an air chamber in a household garbage incinerator comprises an outer cover 1 and an inner cover 2, wherein a cavity is arranged between the outer cover 1 and the inner cover 2, and a heat-insulating layer 5 is arranged in the cavity;
the outer wall of the outer cover 1 is connected with a first fixing plate 102, and the outer wall of one end, far away from the outer cover 1, of the first fixing plate 102 is connected with a perspective mirror 3;
a bolt 105 is connected in the first fixing plate 102, a second fixing plate 103 is connected on the bolt 105 in a sliding manner, and the second fixing plate 103 is abutted against the outer wall of the perspective mirror 3;
the first fixing plate 102 and the outer cover 1 are both provided with a first round hole 101 corresponding to the perspective mirror 3, and the second fixing plate 103 is provided with a second round hole 104 corresponding to the perspective mirror 3;
the inner cover 2 is provided with a sight glass protection plate 4.
The outer wall of the bolt 105 is connected with a fixing nut 106 in a threaded manner, the fixing nut 106 abuts against the outer wall of one end of the second fixing plate 103 far away from the photoscope 3, and the bolt 105 and the fixing nut 106 are both provided with six circumferentially distributed parts.
And a sealing filler 6 is also arranged between the outer cover 1 and the inner cover 2, and the material of the sealing filler 6 is specifically glass fiber.
The outer walls of the outer cover 1 and the inner cover 2 are also connected with a mounting plate 7, and the outer wall of the mounting plate 7 is also provided with a mounting hole 701.
The outer wall of the bottom of the outer cover 1 is also provided with a pull rod 8, and the inner wall of the cavity is also provided with a fixed rod 501.
The sight glass protection plate 4 is made of Q235-A materials, the perspective mirror 3 is made of high-temperature-resistant borosilicate glass, and the heat insulation layer 5 is made of ceramic fibers.
The utility model discloses in, when needs house refuse incinerator in service inspection once wind plenum, can directly see through the inside condition of once wind plenum directly to see through lens 3 on the manhole door, need not open the manhole door and inspect, avoided closing once wind and led to the fact the influence to burning furnace burning operating mode, avoided simultaneously because of once wind door closes not tight and make high temperature once wind outwards spray threatens inspection personnel's safety, the security and the convenience of the inspection of once wind plenum in the house refuse incinerator service are improved.
Through connect fixation nut 106 on bolt 105 on first fixed plate 102 and second fixed plate 103, can make perspective mirror 3 connect more stably, make its convenient dismantlement and installation simultaneously, sight glass protection plate 4 can protect perspective mirror 3, heat preservation 5 keeps warm, it is more sealed when sealed filler 6 can make the manhole door installation, mounting panel 7 and mounting hole 701 can make manhole door easy to assemble, sight glass protection plate 4 adopts Q235-A material to make, perspective mirror 3 adopts high temperature resistant borosilicate glass to make, heat preservation 5 uses ceramic fiber to make, the result of use is better.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. A manhole door suitable for the wind chamber inspection in a household garbage incinerator comprises an outer cover (1) and an inner cover (2), and is characterized in that a cavity is arranged between the outer cover (1) and the inner cover (2), and a heat-insulating layer (5) is arranged in the cavity;
the outer wall of the outer cover (1) is connected with a first fixing plate (102), and the outer wall of one end, far away from the outer cover (1), of the first fixing plate (102) is connected with a perspective mirror (3);
a bolt (105) is connected in the first fixing plate (102), a second fixing plate (103) is connected on the bolt (105) in a sliding manner, and the second fixing plate (103) is abutted to the outer wall of the perspective mirror (3);
the first fixing plate (102) and the outer cover (1) are respectively provided with a first round hole (101) corresponding to the perspective mirror (3), and the second fixing plate (103) is provided with a second round hole (104) corresponding to the perspective mirror (3);
and a sight glass protection plate (4) is arranged on the inner cover (2).
2. The manhole door suitable for the plenum inspection in the household garbage incinerator according to claim 1, wherein a fixing nut (106) is connected to the outer wall of the bolt (105) in a threaded manner, the fixing nut (106) abuts against the outer wall of one end, away from the perspective mirror (3), of the second fixing plate (103), and the bolt (105) and the fixing nut (106) are provided with six circumferentially distributed holes.
3. The manhole door suitable for the plenum inspection in the household garbage incinerator according to claim 1, wherein a sealing filler (6) is further arranged between the outer cover (1) and the inner cover (2), and the material of the sealing filler (6) is specifically glass fiber.
4. The manhole door suitable for the plenum inspection in the household garbage incinerator according to claim 3, wherein the outer wall of the outer cover (1) and the inner cover (2) is further connected with a mounting plate (7), and the outer wall of the mounting plate (7) is further provided with a mounting hole (701).
5. The manhole door suitable for the inspection of the air chamber in the household garbage incinerator according to claim 4, wherein the outer wall of the bottom of the outer cover (1) is further provided with a pull rod (8), and the inner wall of the cavity is further provided with a fixing rod (501).
6. The manhole door suitable for the inspection of the air chamber in the household garbage incinerator according to claim 1, wherein the sight glass protection plate (4) is made of Q235-A material, the sight glass (3) is made of high temperature resistant borosilicate glass, and the insulation layer (5) is made of ceramic fiber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922345324.XU CN211345338U (en) | 2019-12-24 | 2019-12-24 | Manhole door suitable for air chamber inspection in household garbage incinerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922345324.XU CN211345338U (en) | 2019-12-24 | 2019-12-24 | Manhole door suitable for air chamber inspection in household garbage incinerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211345338U true CN211345338U (en) | 2020-08-25 |
Family
ID=72104698
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922345324.XU Active CN211345338U (en) | 2019-12-24 | 2019-12-24 | Manhole door suitable for air chamber inspection in household garbage incinerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211345338U (en) |
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2019
- 2019-12-24 CN CN201922345324.XU patent/CN211345338U/en active Active
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