CN210320145U - Viewing mirror device for boiler door - Google Patents
Viewing mirror device for boiler door Download PDFInfo
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- CN210320145U CN210320145U CN201921391962.9U CN201921391962U CN210320145U CN 210320145 U CN210320145 U CN 210320145U CN 201921391962 U CN201921391962 U CN 201921391962U CN 210320145 U CN210320145 U CN 210320145U
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- sight glass
- handle
- movable groove
- fixed plate
- baffle
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Abstract
The utility model relates to a boiler technical field, specifically speaking relates to a sight glass device for boiler furnace gate, including the fixed plate, the corner of fixed plate is the fillet structure, and the outer wall of fixed plate link up and has seted up the observation hole, and the inside of observing the hole is provided with the sight glass, and the fixed orifices has been seted up to four corner outer walls of fixed plate, and the front of fixed plate lies in one side of observing the hole and has transversely seted up the handle movable groove, and handle movable groove is provided with the handle, handle and handle movable groove sliding connection, and the baffle movable groove has been seted up at the back. The utility model discloses a design is convenient for safe observation negative pressure work's industry boiler interior thermal state operating mode, utilizes the utility model discloses during the thermal state operating mode in the observation stove, can open adjustable fender, the sight glass damages because of the interior flue gas high temperature of stove when preventing not observing, can effectively prevent the radiation of high temperature flue gas to the sight glass, has both kept the sight glass clean, also can effectively protect the sight glass, extension sight glass life, and overall structure is simple, the dismouting and the maintenance of being convenient for.
Description
Technical Field
The utility model relates to a boiler technical field, specifically speaking relates to a sight glass device for boiler furnace gate.
Background
Industrial boilers are important thermal energy devices indispensable in modern industry. The industrial boiler door is provided with a plurality of observation holes for observing the internal combustion condition in real time. The existing industrial boiler observation holes mainly have two forms: a viewing port fitted with a metal partition and a viewing port fitted with a quartz glass sight glass. The observation hole that is equipped with metal baffle is convenient for observe industrial boiler stove cold state operating mode, but when industrial boiler operation, because flue gas temperature is higher in the stove, only can observe the burning condition in the stove in the short time, and dangerous. The observation hole with the quartz glass sight glass can conveniently observe cold or hot working conditions in the industrial boiler, but has the defect that the quartz glass sight glass is easy to be smoked to turn black or be damaged by high temperature, and has poor safety and is not beneficial to continuously observing the combustion working conditions in the hearth of the boiler.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a boiler furnace door is with sight glass device to solve certain or some defects that propose in the above-mentioned background art.
In order to achieve the above purpose, the utility model provides a viewing mirror device for a boiler door, which comprises a fixed plate, the corner of the fixing plate is of a round angle structure, the outer wall of the fixing plate is provided with an observation hole in a through way, the inside of the observation hole is provided with a sight glass, the outer walls of four corners of the fixed plate are provided with fixed holes, a handle moving groove is transversely arranged on one side of the front surface of the fixed plate, which is positioned at the observation hole, a handle is arranged in the handle moving groove, the handle is connected with the handle movable groove in a sliding way, the back of the fixed plate is provided with a baffle movable groove, a movable baffle is arranged in the baffle movable groove and close to the handle, the movable baffle is tightly welded with one end of the handle, the movable baffle is connected with the baffle movable groove in a sliding way, and the movable baffle can shield the sight glass through sliding, and a threaded hole is formed in the fixing hole.
Preferably, one end of the handle movable groove is of a cambered surface structure.
Preferably, the inner wall of the observation hole is provided with a clamp spring close to the outer wall of the sight glass.
Preferably, the observation hole and the sight glass are both circular structures.
Preferably, a limiting ring is arranged in the baffle movable groove and close to the sight glass, and the limiting ring is tightly bonded with the inner wall of the baffle movable groove.
Preferably, an annular groove is formed in the inner wall of the observation hole and close to the clamp spring, and the clamp spring is in clamping fit with the annular groove.
Preferably, one end of the movable baffle close to the sight glass is an arc-shaped end, and the radian of the arc-shaped end is the same as that of the sight glass.
Preferably, the outer wall of the handle is provided with anti-slip lines.
Compared with the prior art, the beneficial effects of the utility model are that:
1. this boiler is sight glass device for furnace gate is convenient for safely observe the interior hot state operating mode of industrial boiler of negative pressure work, utilizes the utility model discloses during the hot state operating mode in the observation stove, can open adjustable fender, the sight glass damages because of the interior flue gas temperature of stove is too high when preventing not observing.
2. The sight glass device for the boiler door can effectively prevent high-temperature smoke from radiating the sight glass, keeps the sight glass clean, can effectively protect the sight glass, prolongs the service life of the sight glass, is simple in overall structure, convenient to disassemble, assemble and maintain, can be widely applied to various industrial boiler doors, and is good in application to industrial boilers with the temperature higher than 1000 ℃ and negative-pressure combustion.
Drawings
Fig. 1 is a schematic front perspective view of the present invention;
FIG. 2 is a schematic view of a back side three-dimensional structure of the present invention;
fig. 3 is a schematic front structural view of the present invention;
fig. 4 is a schematic back structure diagram of the present invention;
FIG. 5 is a schematic cross-sectional view A-A of FIG. 3 according to the present invention;
FIG. 6 is a schematic cross-sectional view of B-B of FIG. 3 according to the present invention;
fig. 7 is a schematic cross-sectional view of C-C of fig. 3 according to the present invention;
fig. 8 is a schematic view of the present invention.
In the figure: 1. a fixing plate; 11. an observation hole; 12. a handle movable groove; 13. a baffle movable groove; 131. a limiting ring; 2. a sight glass; 21. a clamp spring; 3. a fixing hole; 31. a threaded hole; 4. a handle; 5. a movable baffle; 51. an arcuate end.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", 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 to simplify the description, but do not indicate or imply that the device or element 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.
The utility model provides a viewing mirror device for boiler door, as shown in figure 1-figure 8, comprising a fixed plate 1, the corner of the fixed plate 1 is a fillet structure, the outer wall of the fixed plate 1 is perforated with an observation hole 11, the inside of the observation hole 11 is provided with a viewing mirror 2 for observing the inside, the viewing mirror 2 is a high temperature resistant quartz glass which is specially processed, the transparency is good, the high temperature of 1000 ℃ is resistant, the outer walls of the four corners of the fixed plate 1 are provided with fixed holes 3, one side of the front surface of the fixed plate 1 which is positioned at the observation hole 11 is transversely provided with a handle movable groove 12, a handle 4 is arranged in the handle movable groove 12, the handle 4 is connected with the handle movable groove 12 in a sliding way, the back surface of the fixed plate 1 is provided with a baffle movable groove 13, a movable baffle 5 is arranged in the baffle movable groove 13 and close to the handle 4, the movable baffle 5 is, and adjustable fender 5 can shelter from sight glass 2 through sliding, drives handle 4 lateral shifting through the hand, and steerable adjustable fender 5 removes, and then covers 2 inboards of sight glass, and threaded hole 31 is seted up to the inside of fixed orifices 3, passes fixed orifices 3 through the bolt and installs fixed plate 1 on the furnace gate of boiler.
Specifically, one end of the handle movable groove 12 is of a cambered surface structure, so that abrasion caused by extrusion of the handle 4 and the inner wall of one end of the handle movable groove 12 is avoided.
In addition, the inner wall of the observation hole 11 is provided with a clamp spring 21 close to the outer wall of the sight glass 2, and the clamp spring 21 is of an annular structure and used for fixing the sight glass 2 inside the observation hole 11.
Furthermore, the observation hole 11 and the sight glass 2 are both circular structures, so that the observation of all directions inside the glass is facilitated.
Furthermore, a limiting ring 131 is arranged in the baffle movable groove 13 and close to the sight glass 2, the limiting ring 131 is tightly adhered to the inner wall of the baffle movable groove 13, and one side of the sight glass 2 is blocked by the limiting ring 131 to avoid sliding.
Furthermore, an annular groove is formed in the inner wall of the observation hole 11, which is close to the clamp spring 21, and the clamp spring 21 is in clamping fit with the annular groove, so that the clamp spring 21 is kept fixed in the observation hole 11.
Further, the one end that adjustable fender 5 is close to sight glass 2 is arc end 51, and the radian of arc end 51 is the same with the radian of sight glass 2 for adjustable fender 5's one end can shelter from sight glass 2 completely, protects it.
Furthermore, the outer wall of the handle 4 is provided with anti-slip lines to prevent the hand from sliding when being held.
The boiler furnace door of this embodiment is with sight glass device when using, at first install fixed plate 1 on the furnace gate of boiler, pass fixed orifices 3 and screw up through the bolt, observe the boiler internal conditions through sight glass 2, when observing finishing, the hand grips handle 4, slide to one side, thereby make adjustable fender 5 slide to 2 inboards of sight glass, thereby cover sight glass 2, play the guard action to it, when 2 things of sight glass decrease, can pull down jump ring 21, it can to wash to dismantle the sight glass again.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a sight glass device for boiler furnace door, includes fixed plate (1), its characterized in that: the corner of the fixed plate (1) is of a fillet structure, an observation hole (11) is formed in the outer wall of the fixed plate (1) in a penetrating manner, a viewing mirror (2) is arranged in the observation hole (11), fixed holes (3) are formed in the outer walls of the four corners of the fixed plate (1), a handle movable groove (12) is transversely formed in one side, located in the observation hole (11), of the front face of the fixed plate (1), a handle (4) is arranged in the handle movable groove (12), the handle (4) is in sliding connection with the handle movable groove (12), a baffle movable groove (13) is formed in the back face of the fixed plate (1), a movable baffle (5) is arranged in the baffle movable groove (13) close to the handle (4), the movable baffle (5) is tightly welded with one end of the handle (4), and the movable baffle (5) is in sliding connection with the baffle movable groove (13), the movable baffle (5) can shield the sight glass (2) through sliding, and a threaded hole (31) is formed in the fixing hole (3).
2. The viewing mirror apparatus for a boiler door according to claim 1, wherein: one end of the handle movable groove (12) is of a cambered surface structure.
3. The viewing mirror apparatus for a boiler door according to claim 1, wherein: the inner wall of the observation hole (11) is provided with a clamp spring (21) close to the outer wall of the sight glass (2).
4. The viewing mirror apparatus for a boiler door according to claim 1, wherein: the observation hole (11) and the sight glass (2) are both of circular structures.
5. The viewing mirror apparatus for a boiler door according to claim 1, wherein: a limiting ring (131) is arranged in the baffle movable groove (13) and close to the sight glass (2), and the limiting ring (131) is tightly bonded with the inner wall of the baffle movable groove (13).
6. The viewing mirror apparatus for a boiler door according to claim 1, wherein: the inner wall of observation hole (11) is close to jump ring (21) and has seted up the ring channel, jump ring (21) and ring channel joint cooperation.
7. The viewing mirror apparatus for a boiler door according to claim 1, wherein: one end of the movable baffle (5) close to the sight glass (2) is an arc-shaped end (51), and the radian of the arc-shaped end (51) is the same as that of the sight glass (2).
8. The viewing mirror apparatus for a boiler door according to claim 1, wherein: the outer wall of the handle (4) is provided with anti-skid grains.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921391962.9U CN210320145U (en) | 2019-08-26 | 2019-08-26 | Viewing mirror device for boiler door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921391962.9U CN210320145U (en) | 2019-08-26 | 2019-08-26 | Viewing mirror device for boiler door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210320145U true CN210320145U (en) | 2020-04-14 |
Family
ID=70131251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921391962.9U Active CN210320145U (en) | 2019-08-26 | 2019-08-26 | Viewing mirror device for boiler door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210320145U (en) |
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2019
- 2019-08-26 CN CN201921391962.9U patent/CN210320145U/en active Active
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