CN219414859U - Flame observation hole heat insulation device - Google Patents
Flame observation hole heat insulation device Download PDFInfo
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- CN219414859U CN219414859U CN202320808081.2U CN202320808081U CN219414859U CN 219414859 U CN219414859 U CN 219414859U CN 202320808081 U CN202320808081 U CN 202320808081U CN 219414859 U CN219414859 U CN 219414859U
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Abstract
The application discloses a flame observation hole heat insulation device, which comprises a body, wherein an observation hole penetrating through the upper end face and the lower end face of the body is formed in the body, and an annular groove for accommodating an asbestos rope is further formed in the edge of the upper end face; the framework is arranged in the body, the upper end face of the framework is parallel to the upper end face of the body, and the lower end face of the framework is parallel to the lower end face of the body and is used for supporting the body; and the lifting structure is connected to the framework and comprises a connecting part which can be matched with the lifting tool so as to be used for lifting the flame observation hole heat insulation device. This device is at the inside skeleton of pouring that increases of body to set up with mention instrument assorted and mention the structure, improved heat insulation device's quality, it is convenient to overhaul the dismouting for heat insulation device, and the fire resistance and the resistance to compression tensile ability of heat insulation device can be strengthened to the increase design of skeleton, can effectively improve heat insulation device's life, and then the safe operation of protection boiler equipment, the continuity of guarantee production and the security of boiler operation.
Description
Technical Field
The application relates to the technical field of boilers, in particular to a flame observation hole heat insulation device.
Background
A boiler is an energy conversion device that enables the boiler to output steam, high-temperature water, or other organic heat carrier having a certain amount of heat to the outside by burning fuel placed inside the boiler. In order to facilitate grasping of the combustion condition inside the boiler, a heat insulation device for a flame observation hole of the boiler is usually installed outside a hearth of the boiler, and the fire in the hearth is observed through the observation hole on the heat insulation device, so that whether the input of fuel is increased or reduced is judged.
The flame observation hole heat insulation device is used as an important part of boiler equipment, has important heat insulation and sealing effects, and can also prevent the smoke in the boiler and the flue from leaking. However, in the use process, the existing heat insulation device for the flame observation hole of the boiler is easy to be corroded by high-temperature smoke to be damaged, so that the problems of smoke leakage, personnel scalding, damage to boiler equipment, reduction of the heat efficiency of the boiler and the like are caused.
Disclosure of Invention
The heat insulation device for the flame observation hole of the boiler solves the problem that the heat insulation device for the flame observation hole of the boiler in the prior art is easy to be corroded by high-temperature smoke and damaged. The embodiment of the application provides a flame observation hole heat insulation device, which can improve the tensile resistance and the heat resistance of the flame observation hole heat insulation device and prevent the heat insulation device from being damaged in the use process.
Based on this, the embodiment of the application provides a flame observation hole heat insulating device, includes:
the body is provided with an upper end face, a lower end face and a side face surrounding between the upper end face and the lower end face, an observation hole penetrating through the upper end face and the lower end face of the body is formed in the body, and an annular groove for accommodating an asbestos rope is further formed in the edge of the upper end face;
the framework is arranged in the body, the upper end face of the framework is parallel to the upper end face of the body, the lower end face of the framework is parallel to the lower end face of the body, and the framework is used for supporting the body;
and the lifting structure is connected to the framework and comprises a connecting part which can be matched with the lifting tool so as to be used for lifting the flame observation hole heat insulation device.
The device has increased the pouring skeleton in the body to adopted and lifted the structure and as the intermediary means of lifting the instrument, improved the quality of boiler flame observation hole heat insulation device, for heat insulation device's maintenance dismouting provides convenience, and the increase design of skeleton can strengthen heat insulation device's fire resistance and resistance to compression tensile ability, can effectively improve heat insulation device's life, and then the safe operation of protection boiler equipment, the continuity of guarantee production and the security of boiler operation.
In one possible implementation, the skeleton includes:
the first support frame is arranged in the middle of the body, the upper end face of the first support frame is the upper end face of the framework, and the lower end face of the first support frame is the lower end face of the framework;
the second support frame is arranged on the periphery of the first support frame, and the side face of the second support frame is matched with the side face of the body.
In one possible implementation, the first support frame comprises two first circular rings which are arranged at intervals along the vertical direction, and the second support frame comprises a plurality of rectangular wire frames, and each rectangular wire frame is uniformly connected to the circumference of the first circular ring along the circumferential direction;
the rectangular wire frame is an opening on one side, and is provided with two long sides which are oppositely arranged along the vertical direction and a short side which extends along the vertical direction, one ends of the two long sides are respectively connected with the two first circular rings, and the other ends of the two long sides are respectively connected with two ends of the short side.
In one possible implementation, the framework further includes a third support frame, surrounding and connected to the outer side of the second support frame, and the outer side surface of the third support frame is attached to the side surface of the body.
In one possible implementation, the body is cylindrical, and the third support frame includes two second rings that are arranged at intervals along the vertical direction, and the diameter of the second rings matches with the diameter of the body.
In one possible implementation, the first support frame, the second support frame and the third support frame are all made of metal, and the second support frame is welded between the first support frame and the third support frame.
In one possible implementation, the connecting part is a reserved nut, a threaded hole is formed in the connecting part, and the reserved nut is welded on the framework; the body is also provided with an avoidance hole for exposing the threaded hole, and the avoidance hole and the threaded hole are coaxially arranged.
In one possible implementation, the number of reserved nuts is plural, and the reserved nuts are symmetrically connected to the framework along the axis of the observation hole.
In one possible implementation, the observation hole is located in the middle of the body, and the axis of the observation hole is parallel to the axis of the avoidance hole.
In one possible implementation, the body is cast from concrete.
Drawings
FIG. 1 is a schematic perspective view of a flame porthole heat shield according to an embodiment of the present application;
FIG. 2 is a schematic perspective view of a body according to an embodiment of the present application;
FIG. 3 illustrates a top view of a body provided in one embodiment of the present application;
FIG. 4 shows a cross-sectional view taken along A-A of FIG. 3;
FIG. 5 is a schematic perspective view of a skeleton according to an embodiment of the present disclosure;
fig. 6 shows a schematic perspective view of a skeleton according to an embodiment of the present application.
Detailed Description
Further advantages and effects of the present application will be readily apparent to those skilled in the art from the present disclosure, by describing embodiments of the present application with specific examples. While the description of the present application will be presented in conjunction with the preferred embodiments, it is not intended that the features of this application be limited to only this implementation. Rather, the purpose of the description presented in connection with the embodiments is to cover other alternatives or modifications, which may be extended by the claims based on the present application. The following description contains many specific details in order to provide a thorough understanding of the present application. The present application may be practiced without these specific details. Furthermore, some specific details are omitted from the description in order to avoid obscuring the focus of the application. It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other.
It should be noted that in this specification, like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present embodiment, it should be noted that, the azimuth or positional relationship indicated by the terms "lower", "outer", etc. are based on the azimuth or positional relationship shown in the drawings, or the azimuth or positional relationship that is commonly put when the product of this application is used, are merely for convenience of description and simplification of the description, and do not indicate or imply that the device or element referred to must have a specific azimuth, be configured and operated in a specific azimuth, and therefore should not be construed as limiting the present application.
The terms "first," "second," "third," and the like are used merely to distinguish between descriptions and are not to be construed as indicating or implying relative importance.
In the description of the present embodiment, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed", "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be directly connected or indirectly connected through an intermediate medium; either mechanically or electrically. The specific meaning of the above terms in the present embodiment can be understood in a specific case by those of ordinary skill in the art.
For the purpose of making the objects, technical solutions and advantages of the present application more apparent, embodiments of the present application will be described in further detail below with reference to the accompanying drawings.
Referring to fig. 1 and 2, an embodiment of the present application provides a flame viewing aperture 11 heat insulating apparatus, comprising: a body 1, a skeleton 2 and a lifting structure 3.
Specifically, body 1 is concrete placement and forms, and it is cylindricly, has up end, lower terminal surface and around the side between up end and lower terminal surface, and the edge of up end still is provided with the annular groove 13 that is used for holding the asbestos rope, and observation hole 11 is seted up in the middle part of body 1 for the observation of boiler flame. The skeleton 2 sets up in the inside of body 1, and the up end of skeleton 2 is parallel with the up end of body 1 and the up end of skeleton 2 is slightly less than the up end of body 1, and the side of skeleton 2 matches with the side of body 1, and the lower terminal surface of skeleton 2 is parallel with the lower terminal surface of body 1 and the lower terminal surface of skeleton 2 is slightly higher than the lower terminal surface of body 1, and skeleton 2 can be used for supporting body 1 to reinforcing heat resistance and tensile compression resistance of heat insulation device, and then extension heat insulation device's life.
As shown in fig. 1, the lifting structure 3 is connected to the frame 2, and includes a connection portion capable of being matched with a lifting tool (such as a bolt, a wrench, etc.), so that a user can lift the flame observation hole 11 heat insulation device by utilizing the matching relationship between the lifting tool and the connection portion, and the heat insulation device is easy to take and place.
As shown in fig. 4 to 6, the connecting portion is a reserved nut 31, threaded holes are formed in the connecting portion, the reserved nuts 31 are multiple in number, the connecting portion is symmetrically welded to the framework 2 about the axis of the observation hole 11, the body 1 is further provided with an avoidance hole 12 for exposing the threaded holes, and the axis of the avoidance hole 12 coincides with the axis of the threaded holes and is parallel to the axis of the observation hole 11. Specifically, as shown in fig. 3, a given depth of the escape hole 12 may be set from the upper end surface of the heat insulating device to the lower end position of the bottom reservation nut 31, and the diameter of the escape hole 12 is equal to the aperture of the reservation nut 31.
In one embodiment of the present application, the number of the reserved nuts 31 may be 4, the diameter of which is 16mm, the reserved nuts 31 are welded at the middle position of the beam of the framework 2, and every two reserved nuts 31 are vertically aligned, so that when the heat insulation device is lifted, the stress is balanced, and the heat insulation device is prevented from being laterally deviated.
With continued reference to fig. 5 and 6, the framework 2 includes a first support bracket 21, a second support bracket 22, and a third support bracket 23. The third supporting frame 23 is sleeved on the outer side of the first supporting frame 21, and the second supporting frame 22 is connected between the first supporting frame 21 and the second supporting frame 22, so as to enhance the stability and the compression and tension resistance of the device body 1.
Further, the first supporting frame 21 is disposed in the middle of the body 1, and includes a plurality of (specifically, two) first rings disposed at intervals along the vertical direction (shown in X direction in fig. 1, 5 and 6); the third supporting frame 23 includes a plurality of (specifically, may be two) second rings disposed at intervals along the vertical direction, and the diameter of the second rings is matched with the diameter of the body 1. The second ring on the third support 23 is parallel to the first ring on the first support 21, so as to form an upper end face of the frame 2, and is flush with the upper end face of the body 1, and the second ring on the third support 23 is parallel to the first ring on the first support 21, so as to form a lower end face of the frame 2, and is flush with the lower end face of the body 1.
The second support 22 includes a plurality of rectangular wire frames with one side open, and the open ends of each rectangular wire frame are uniformly connected to the circumference of each first ring along the circumferential direction.
Specifically, the rectangular wire frame has two long sides 221 disposed opposite to each other along the vertical direction and one short side 222 extending along the vertical direction, one ends of the two long sides 221 are respectively connected with the two first rings, the other ends of the two long sides 221 are respectively connected with two ends of the short side 222, and two ends of the short side 222 are also respectively connected with circumferences of the two second rings.
Further, the first to third supporting frames 23 are all made of metal, and can be connected by welding.
The body 1 of the heat insulation device takes refractory concrete as a main material, the refractory concrete is poured into a cylinder, a pouring metal framework 2 made of a metal wire coil is added in the cylinder, a reserved nut 31 is adopted as a prefabricated hole (namely, a avoiding hole 12) of a lifting tool, the quality of the heat insulation device of a boiler flame observation hole 11 is improved, convenience is brought to overhaul and disassembly of the heat insulation device, the fireproof performance and the compression resistance and the tensile resistance of the heat insulation device can be enhanced by the increased design of the metal framework 2, the service life of the heat insulation device can be effectively prolonged, the safe operation of boiler equipment is further protected, and the continuity of production and the safety of boiler operation are guaranteed.
While the utility model has been shown and described with reference to certain preferred embodiments thereof, it will be understood by those skilled in the art that the foregoing is a further detailed description of the utility model with reference to specific embodiments, and it is not intended to limit the practice of the utility model to those descriptions. Various changes in form and detail may be made therein by those skilled in the art, including a few simple inferences or alternatives, without departing from the spirit and scope of the present utility model.
Claims (10)
1. A flame port insulator, comprising:
the body is provided with an upper end face, a lower end face and a side face surrounding between the upper end face and the lower end face, an observation hole penetrating through the upper end face and the lower end face of the body is formed in the body, and an annular groove for accommodating an asbestos rope is further formed in the edge of the upper end face;
the framework is arranged in the body, the upper end face of the framework is parallel to the upper end face of the body, the lower end face of the framework is parallel to the lower end face of the body, and the framework is used for supporting the body;
and the lifting structure is connected to the framework and comprises a connecting part which can be matched with a lifting tool for lifting the flame observation hole heat insulation device.
2. The flame port heat shield of claim 1 wherein said skeleton comprises:
the first support frame is arranged in the middle of the body, the upper end face of the first support frame is the upper end face of the framework, and the lower end face of the first support frame is the lower end face of the framework;
the second support frame is arranged on the periphery of the first support frame, and the side face of the second support frame is matched with the side face of the body.
3. The flame porthole heat shield of claim 2, wherein the first support frame comprises two first circular rings arranged at intervals in a vertical direction, the second support frame comprises a plurality of rectangular wire frames, and each rectangular wire frame is uniformly connected to the circumference of the first circular ring in a circumferential direction;
the rectangular wire frame is provided with an opening at one side, and is provided with two long sides and a short side, wherein the long sides are oppositely arranged along the vertical direction, the short sides extend along the vertical direction, one ends of the two long sides are respectively connected with the two first circular rings, and the other ends of the two long sides are respectively connected with two ends of the short side.
4. The flame port heat shield of claim 2 wherein said frame further comprises a third support frame circumferentially attached to the outside of said second support frame, the outside of said third support frame being in registry with the side of said body.
5. The flame port heat shield of claim 4 wherein said body is cylindrical and said third support comprises two second rings spaced apart in a vertical direction, said second rings having a diameter matching a diameter of said body.
6. The flame port heat shield of claim 4 wherein said first support, said second support and said third support are all metallic and said second support is welded between said first support and said third support.
7. The flame observation hole heat insulation device according to claim 1, wherein the connecting part is a reserved nut, a threaded hole is formed in the connecting part, and the reserved nut is welded on the framework; the body is also provided with an avoidance hole for exposing the threaded hole, and the avoidance hole and the threaded hole are coaxially arranged.
8. The flame port insulating device of claim 7, wherein said plurality of retaining nuts are symmetrically connected to said frame about an axis of said port.
9. The flame port heat shield of claim 7, wherein said port is located in a central portion of said body and wherein an axis of said port is parallel to an axis of said relief port.
10. The flame port heat shield of claim 1 wherein said body is concrete cast.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320808081.2U CN219414859U (en) | 2023-04-12 | 2023-04-12 | Flame observation hole heat insulation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320808081.2U CN219414859U (en) | 2023-04-12 | 2023-04-12 | Flame observation hole heat insulation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219414859U true CN219414859U (en) | 2023-07-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320808081.2U Active CN219414859U (en) | 2023-04-12 | 2023-04-12 | Flame observation hole heat insulation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219414859U (en) |
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2023
- 2023-04-12 CN CN202320808081.2U patent/CN219414859U/en active Active
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