阅读说明：本技术 隔热瓦块安装紧固结构及高温加热设备 (Heat insulation tile installation fastening structure and high-temperature heating equipment ) 是由 彭越 谈芦益 张祎 于 2021-08-31 设计创作，主要内容包括：本申请提供一种隔热瓦块安装紧固结构及高温加热设备。所述隔热瓦块安装紧固结构包括弹性连接体和固定件。弹性连接体包括与第一隔热瓦侧壁接触的第一接触部、与第二隔热瓦侧壁接触的第二接触部、以及位于第一接触部和第二接触部中间且连接第一接触部和第二接触部的衔接部；其中,第一隔热瓦和第二隔热瓦相邻布置且相互靠近的两侧壁之间设置有间隙；衔接部位于间隙区域内且在间隙的宽度方向上能够将间隙封堵。固定件用于穿设衔接部并将弹性连接体固定于高温设备的缸体上；在第一隔热瓦和第二隔热瓦之间的间隙产生变化时,第一接触部与第一隔热瓦、第二接触部与第二隔热瓦之间均为弹性接触,衔接部将第一隔热瓦和第二隔热瓦之间的间隙变化量吸收。(The application provides a heat insulating tile installation fastening structure and high temperature heating equipment. The heat insulation tile block mounting and fastening structure comprises an elastic connecting body and a fixing piece. The elastic connecting body comprises a first contact part contacted with the side wall of the first heat insulation tile, a second contact part contacted with the side wall of the second heat insulation tile and a connecting part positioned between the first contact part and the second contact part and connecting the first contact part and the second contact part; wherein, a gap is arranged between two side walls which are adjacent to each other and are arranged between the first heat insulation tile and the second heat insulation tile; the joining portion is located in the gap region and can close the gap in the width direction of the gap. The fixing piece is used for penetrating the connecting part and fixing the elastic connecting body on the cylinder body of the high-temperature equipment; when the clearance between first heat insulating tile and the second heat insulating tile changes, be elastic contact between first contact site and first heat insulating tile, second contact site and the second heat insulating tile, linking portion absorbs the clearance variation between first heat insulating tile and the second heat insulating tile.)

1. An insulating tile installation fastening structure, comprising:

the elastic connecting body comprises a first contact part in contact with the side wall of the first heat insulation tile, a second contact part in contact with the side wall of the second heat insulation tile and a connecting part which is positioned between the first contact part and the second contact part and is connected with the first contact part and the second contact part; wherein, a gap is arranged between two side walls which are adjacent to each other and are arranged between the first heat insulation tile and the second heat insulation tile; the engaging portion is located in the gap region and can close the gap in a width direction of the gap;

the fixing piece is used for penetrating through the connecting part and fixing the elastic connecting body on a cylinder body of high-temperature equipment;

when the clearance between first heat insulating tile and the second heat insulating tile changes, be elastic contact between first contact site and first heat insulating tile, second contact site and the second heat insulating tile, linking portion will clearance variation between first heat insulating tile and the second heat insulating tile absorbs.

2. The insulation tile installation fastening structure of claim 1, wherein the first contact portion, the engagement portion, and the second contact portion of the resilient connector are integrally formed.

3. The insulating tile installation fastening structure of claim 2, wherein the elastic connection body is an arc-shaped plate having a predetermined thickness.

4. The insulating tile block mounting and fastening structure as claimed in claim 3, wherein a first groove is formed on a side wall of the first insulating tile, and an outer surface of the first contact portion is fitted to a partial surface of the first groove; and a second groove is arranged on the side wall of the second heat insulation tile, the position of the second groove is aligned with that of the first groove, and the outer surface of the second contact part is attached to the partial surface of the second groove.

5. The insulating tile installation fastening structure of claim 3, wherein the arcuate plate is a semi-circular arcuate plate.

6. The insulating tile installation fastening structure of claim 2, wherein the elastic connecting body is an n-shaped plate; two vertical plates in the n-shaped plate are respectively a first contact part and a second contact part, and the part between the two vertical plates is the joint part.

7. The insulation tile block installation fastening structure according to any one of claims 1 to 6, wherein a plurality of cooling air holes are formed in the joining portion, and the cooling air blows the high-temperature gas on the side of the elastic connecting body and the fixing member close to the high-temperature gas away from the elastic connecting body and the fixing member through the cooling air holes.

8. The insulating tile installation fastening structure of claim 7, wherein the cooling air holes are aligned in a straight line along a direction in which the gap length extends.

9. The insulating tile installation fastening structure of claim 7, wherein the fixing member comprises a t-bolt and a nut; the nut of T bolt is located the high temperature gas side, the nut is located the cylinder body is kept away from one side of elastic connection body.

10. The high-temperature heating equipment is characterized by comprising a cylinder body and a plurality of heat insulation tiles attached to the surface of the cylinder body, wherein gaps are formed between two side walls which are adjacently arranged and close to each other; adjacent insulation tiles are connected by an insulation tile block mounting fastening structure as claimed in any one of claims 1 to 9.

Technical Field

The application relates to the technical field of combustion equipment, in particular to a heat insulation tile block installation fastening structure and high-temperature heating equipment using the same.

Background

For some devices working in high temperature environment for a long time, such as a boiler furnace, a high temperature gas exhaust pipeline, etc., in order to reduce the temperature of the metal cylinder and improve the structural life and safety, it is necessary to protect the metal cylinder from heat, for example, a plurality of heat insulation tiles are installed inside the cylinder to form a heat insulation layer, so as to avoid the direct contact between the high temperature gas and the metal cylinder.

The tiles are usually fastened to the inner wall of the metal cylinder using fastening means. Because the density and the temperature of the high-temperature fuel gas in the high-temperature equipment constantly change along with the switching of operating mode, thermal creep can take place for thermal-insulated tile and metal cylinder body, this just leads to the thermal-insulated tile between the contact extrusion and then leads to thermal-insulated tile breakage.

Disclosure of Invention

An object of the embodiment of the application is to provide a thermal-insulated tile installation fastening structure, it can prevent to appear the contact extrusion between the thermal-insulated tile when thermal-insulated tile and metal cylinder body can take place hot creep, and then improves the life of cylinder body.

In a first aspect, there is provided an insulating tile installation fastening structure comprising:

the elastic connecting body comprises a first contact part in contact with the side wall of the first heat insulation tile, a second contact part in contact with the side wall of the second heat insulation tile and a connecting part which is positioned between the first contact part and the second contact part and is connected with the first contact part and the second contact part; wherein, a gap is arranged between two side walls which are adjacent to each other and are arranged between the first heat insulation tile and the second heat insulation tile; the engaging portion is located in the gap region and can close the gap in a width direction of the gap;

the fixing piece is used for penetrating through the connecting part and fixing the elastic connecting body on a cylinder body of high-temperature equipment;

when the clearance between first heat insulating tile and the second heat insulating tile changes, be elastic contact between first contact site and first heat insulating tile, second contact site and the second heat insulating tile, linking portion will clearance variation between first heat insulating tile and the second heat insulating tile absorbs.

In one embodiment, the first contact portion, the engagement portion, and the second contact portion of the elastic connection body are integrally formed.

In one embodiment, the elastic connector is an arcuate plate having a predetermined thickness.

In one embodiment, a first groove is arranged on the side wall of the first heat insulation tile, and the outer surface of the first contact part is attached to part of the surface of the first groove; and a second groove is arranged on the side wall of the second heat insulation tile, the position of the second groove is aligned with that of the first groove, and the outer surface of the second contact part is attached to the partial surface of the second groove.

In one embodiment, the arcuate plate is a semi-circular arcuate plate.

In another embodiment of an elastic connector, the elastic connector is an n-shaped plate; two vertical plates in the n-shaped plate are respectively a first contact part and a second contact part, and the part between the two vertical plates is the joint part.

In one embodiment, a plurality of cooling air holes penetrating through the joining part are formed in the joining part, and cooling air blows high-temperature gas on the high-temperature gas side of the elastic connecting body and the fixing piece away from the elastic connecting body and the fixing piece through the cooling air holes.

In one embodiment, the cooling air holes are aligned in a straight line along the direction in which the gap length extends.

In one embodiment, the fixture includes a t-bolt and a nut; the nut of T bolt is located the high temperature gas side, the nut is located the cylinder body is kept away from one side of elastic connection body.

According to the second aspect of the application, the high-temperature heating equipment comprises a cylinder body and a plurality of heat insulation tiles attached to the surface of the cylinder body, wherein gaps are formed between two side walls which are adjacently arranged and close to each other; adjacent insulation tiles are connected by an insulation tile block mounting fastening arrangement as described in any one of the above.

The beneficial effect that thermal-insulated tile installation fastening structure in this application has:

the utility model provides a thermal-insulated tile fragment installation fastening structure sets up the elastic connection body in the clearance between two adjacent thermal-insulated tiles to fix the elastic connection body on the cylinder body of high temperature equipment through the mounting. When the clearance between adjacent heat insulating tile changes, the first contact site in the elastic connection body is elastic contact with first heat insulating tile, and second contact site is elastic contact with the second heat insulating tile, and the change in clearance just is absorbed by the deformation of linking portion between the adjacent heat insulating tile to contact extrusion can not appear between the messenger adjacent heat insulating tile, and then avoids the breakage of heat insulating tile, improves the life of cylinder body.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained from the drawings without inventive effort.

FIG. 1 is a schematic view of an insulation tile installation fastening structure according to an embodiment of the present application;

FIG. 2 is a partial cross-sectional view showing the fastening effect of an insulation tile installation fastening structure according to an embodiment of the present application;

FIG. 3 is a schematic diagram illustrating the operation of a cooling air hole according to an embodiment of the present application.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Fig. 1 is a schematic structural view illustrating an insulation tile installation fastening structure according to an embodiment of the present application. Fig. 2 is a partial sectional view showing a fastening effect of an insulation tile installation fastening structure according to an embodiment of the present application. Referring to fig. 1 and 2, the insulation tile installation fastening structure includes an elastic connection body 100 and a fixing member 200. The fixing member 200 is used to fix the elastic connection body 100 to the cylinder 600 of the high temperature apparatus.

A plurality of insulation tiles are generally attached to the inner surface of the high temperature equipment cylinder 600, with a gap reserved between adjacent insulation tiles. The heat insulation tile installation fastening structure in the present application is suitable for fixing the adjacently arranged heat insulation tiles on the cylinder body 600 of the high temperature equipment at the gap. Wherein, elastic connection body 100 disposes the butt face that can with two thermal-insulated tile fragment butts, and when elastic connection body 100 and two thermal-insulated tile fragment butts, mounting 200 wears to establish elastic connection body 100 and extends to the surface side of cylinder body 600 in the clearance between two thermal-insulated tile fragments, fixes elastic connection body 100, and then has fixed respectively with the tip that two thermal-insulated tile fragments are located clearance department. Utilize thermal-insulated tile installation fastening structure in this application, it is fixed respectively with the tip that every two adjacent thermal-insulated tiles are located the clearance to can realize the fixed of high temperature equipment cylinder body 600 internal surface insulating layer.

For convenience of description, two adjacent insulation tiles will be referred to herein as a first insulation tile and a second insulation tile, see fig. 2. The structure of the elastic connection body 100 will be described in detail below.

The elastic connection body 100 includes a first contact portion, a second contact portion, and an engagement portion. In an alternative embodiment, the first contact portion, the second contact portion and the engagement portion are integrally formed. Wherein the first contact portion is for contacting with a sidewall of the first insulation tile 300 and the second contact portion is for contacting with a sidewall of the second insulation tile 400. The connecting portion is located between the first contact portion and the second contact portion and connects the first contact portion and the second contact portion. The joining portion is located in a gap region between the two heat insulation tiles and can close the gap in a width direction of the gap.

In the embodiment of the present application, the portion of the coupling portion on the elastic connecting body 100 varies depending on the contact positions of the first and second contact portions with the first and second heat insulation tiles 300 and 400, and is determined by: the elastic connecting body 100 may be engaged with a portion of the first insulating tile 300 and a portion of the second insulating tile 400, except for a portion thereof in contact with the first insulating tile and a portion thereof in contact with the second insulating tile 400.

When the gap between the first and second heat insulation tiles 300 and 400 is changed, the first contact portion is in elastic contact with the first heat insulation tile 300, the second contact portion is in elastic contact with the second heat insulation tile 400, and the deformation amount of the joining portion is the same as the change amount of the gap between the first and second heat insulation tiles 300 and 400. That is, the change in clearance between the adjacent heat insulating tiles is just absorbed by the deformation of joint portion, therefore the contact extrusion can not appear between the adjacent heat insulating tiles, and then avoids the breakage of heat insulating tiles.

In one embodiment, the elastic connector 100 is an arcuate plate having a predetermined thickness. The arc has the curved surface who realizes better laminating with the thermal-insulated tile, and integrated into one piece's arc has elastic basis at its self simultaneously, and the arc structure of arc also can deal with its both ends produced distance change when receiving the extrusion, alleviates the contact extrusion that appears between the adjacent thermal-insulated tile, helps avoiding the breakage of thermal-insulated tile.

In a specific embodiment, the arcuate plate is a semi-circular arcuate plate. When the semicircular arc plate is in contact with the side wall of an adjacent heat insulation tile, the two sides of the semicircular arc plate can be tangent to the side wall of the heat insulation board, when the gap between the adjacent heat insulation tiles is reduced, the two sides of the semicircular arc plate can have larger stress areas, and meanwhile, compared with other inferior arc plates, the semicircular arc plate has the largest chord length, and when the gap is reduced, the semicircular arc plate has the largest amount of relaxation, so that contact extrusion between the adjacent heat insulation tiles is better avoided.

In one embodiment, referring to fig. 2, a first groove 310 is formed on a sidewall of the first insulating tile 300, and an outer surface of the first contact portion is attached to a partial surface of the first groove 310. The sidewall of the second insulating tile 400 is provided with a second groove 410 aligned with the first groove 310, and the outer surface of the second contact portion is attached to a portion of the surface of the second groove 410. The side wall of the first heat insulation tile 300 and the side wall of the second heat insulation tile 400 are respectively provided with a groove, so that the elastic connecting body 100 can be clamped between the two heat insulation tiles, the elastic connecting body 100 can be prevented from being separated from a gap between the two heat insulation tiles, and because the contact positions of the two adjacent end parts of the two heat insulation tiles and the elastic connecting body 100 are clamped, the two adjacent end parts of the two heat insulation tiles can be better fixed on the cylinder body 600 by the arrangement of the grooves.

In another embodiment of elastic interface 100, elastic interface 100 is an n-shaped plate. Two vertical plates in the n-shaped plates are respectively a first contact part and a second contact part, and a part between the two vertical plates is a joint part. The first contact portion of the n-shaped plate may be directly attached to the sidewall of the first insulating tile 300, and the second contact portion may be directly attached to the sidewall of the second insulating tile 400. In another embodiment, the first and second contact portions in the n-shaped plate may also be disposed in the first and second grooves 310 and 410. The working principle is similar to that of the arc-shaped plate, and the description is omitted here.

It should be noted that the above-mentioned embodiment of the elastic connecting body 100 is only exemplary, and any structure having elasticity and capable of absorbing the change of the gap between the adjacent heat insulation tiles falls within the protection scope of the present application.

In one embodiment, a plurality of cooling air holes 500 are formed through the connection portion, and the cooling air blows the high-temperature gas near the high-temperature gas side of the elastic connection body 100 and the fixing member 200 away from the elastic connection body 100 and the fixing member 200 through the cooling air holes 500. Fig. 3 is a schematic diagram illustrating an operation of a cooling air hole according to an embodiment of the present application, wherein the direction of the arrow is a high temperature gas flow direction.

In one embodiment, the cooling air holes 500 are aligned along the direction in which the length of the gap extends. The longitudinal direction of the gap described in this application is the direction perpendicular to the plane of the drawing in fig. 2, and is also the same as the longitudinal direction of the elastic connecting body 100 shown in fig. 1. The cooling air holes 500 which are arranged in a straight line are used for corresponding to the positions of gaps between two adjacent heat insulation tiles, the cooling air holes 500 and the gaps form air passages on the inner surface and the outer surface of the cylinder body 600, cooling air enters the gaps through the cooling air holes 500, high-temperature fuel gas on the side, close to the high-temperature fuel gas, of the elastic connecting body 100 and the fixing piece 200 can be well blown away, and the situation that the heat insulation tile installation fastening structure is invalid due to the fact that one side, facing the high-temperature fuel gas, of the heat insulation tile is located in the high-temperature fuel gas for a long time is avoided.

In one embodiment, the fixture 200 includes a t-bolt 210 and a nut 220; the nut of the t-bolt 210 is located on the high temperature gas side, and the nut 220 is located on the side of the cylinder body 600 away from the elastic connection body 100. The elastic connection body 100 can be firmly fixed on the cylinder body 600 by using the t-bolt 210 and the nut 220, and the t-bolt 210 and the nut have the advantages of convenient disassembly and low production cost.

According to the second aspect of the present application, there is also provided a high temperature heating apparatus, comprising a cylinder body 600 and a plurality of heat insulation tiles attached to the surface of the cylinder body 600, wherein a gap is provided between two side walls which are adjacently arranged and close to each other between the heat insulation tiles. Adjacent insulation tiles are connected by an insulation tile block mounting fastening structure as in any of the above embodiments.

According to the technical scheme, the elastic connecting body 100 is arranged in the gap between two adjacent heat insulation tiles, and the elastic connecting body 100 is fixed on the cylinder body 600 of the high-temperature equipment through the fixing piece 200. When the clearance between the adjacent heat insulation tiles changes, the first contact part in the elastic connecting body 100 is in elastic contact with the first heat insulation tile 300, the second contact part is in elastic contact with the second heat insulation tile 400, and the change of the clearance between the adjacent heat insulation tiles is just absorbed by the deformation of the connecting part, so that the adjacent heat insulation tiles can not be in contact extrusion, the breakage of the heat insulation tiles is avoided, and the service life of the cylinder body is prolonged.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.