CN219177113U - Boiler pipeline insulation structure - Google Patents

Abstract

The application relates to the field of pipeline structures, in particular to a boiler pipeline heat-insulating structure, which comprises a pipeline main body and a heat-insulating layer arranged on the outer wall of the pipeline main body in a covering manner, wherein delamination prevention is arranged on the outer wall of the heat-insulating layer in a covering manner; the plurality of brackets are detachably arranged on the outer wall of the delamination preventing layer, and the plurality of brackets are distributed along the extending direction of the pipeline main body; and a buffer assembly is arranged between the bracket and the delamination prevention layer and is used for buffering the bracket and the delamination prevention layer. This application has the effect in order to reduce the heat preservation on the pipeline because of the long-time vibrations emergence probability that drops.

Description

Boiler pipeline insulation structure

Technical Field

The application relates to the field of pipeline structures, in particular to a boiler pipeline heat preservation structure.

Background

The waste heat boiler is a boiler which heats water to a certain temperature by utilizing waste heat in waste gas, waste materials or waste liquid in various industrial processes and heat generated after combustible substances thereof are combusted, and the waste heat boiler supplies the produced hot water or steam to other working sections through pipelines.

In order to reduce the heat loss of hot water or steam when the pipeline transports the hot water or steam, an insulating layer is generally sleeved on the peripheral surface of the pipeline. In the prior art, the heat-insulating layer of a common pipeline is usually pressed into arc tiles by using silica or diatomite asbestos mud, the arc tiles are fastened on the outer wall of the pipeline by using metal wires, the asbestos mud is coated on a seam, a layer of metal net is arranged, finally, cement paint is coated, and the arc tiles are firm after drying. However, for soot blowing pipelines with larger vibration, the insulation layer on the pipeline is easy to fall off due to long-time vibration, so that the insulation effect of the pipeline is affected.

Disclosure of Invention

In order to reduce the possibility that the heat preservation on the soot blowing pipeline drops because of long-time vibrations, the application provides a boiler pipeline heat preservation structure.

The application provides a boiler pipeline insulation structure adopts following technical scheme:

the boiler pipeline heat insulation structure comprises a pipeline main body and a heat insulation layer which is arranged on the outer wall of the pipeline main body in a covering manner, wherein delamination prevention is arranged on the outer wall of the heat insulation layer in a covering manner; the plurality of brackets are detachably arranged on the outer wall of the delamination preventing layer, and the plurality of brackets are distributed along the extending direction of the pipeline main body; and a buffer assembly is arranged between the bracket and the delamination prevention layer and is used for buffering the bracket and the delamination prevention layer.

By adopting the technical scheme, the heat insulation layer can reduce the heat loss of the pipeline main body, the delamination prevention layer can strengthen and protect the heat insulation layer, and the bracket can reduce the possibility that the delamination prevention layer falls off from the outer wall of the heat insulation layer due to external vibration; the buffer component can buffer the bracket and the delamination preventing layer, so that the possibility of abrasion of the delamination preventing layer due to hard friction with the pipe bracket during vibration is reduced; the delamination and the bracket can continuously protect and support the heat insulation layer, so that the possibility that the heat insulation layer on the soot blowing pipeline falls off due to long-time vibration can be reduced.

Optionally, the heat preservation has seted up a plurality of buffering seams, and is a plurality of the buffering seam is followed the extending direction of pipeline main part distributes, the buffering seam encircle set up in the pipeline main part.

Through adopting above-mentioned technical scheme, the buffer joint can provide certain flexible space for the heat preservation to reduce the heat preservation and be destroyed and drop because of the extrusion at thermal expansion's possibility.

Optionally, an elastic pad is filled between the buffer seams, a sealing layer is coated on the side wall of the heat insulation layer, which is close to the opening of the buffer seams, and the sealing layer covers the opening of the buffer seams.

Through adopting above-mentioned technical scheme, the elastic cushion can fill the buffer joint to take place adaptive deformation according to the change of buffer joint width, thereby reduce the possibility that heat escaped from buffer joint department.

Optionally, the delamination prevention is made of corrosion-resistant heat-insulating materials, and the delamination prevention is made of asbestos cloth.

By adopting the technical scheme, the anti-delamination is made of the corrosion-resistant heat-insulating material, so that the anti-delamination can strengthen the heat-insulating effect of the heat-insulating layer while protecting the heat-insulating layer; the asbestos cloth has excellent heat resistance, corrosion resistance, acid resistance, alkali resistance and wear resistance, and can more effectively protect the heat preservation layer and prolong the service life of the heat preservation layer.

Optionally, the bracket includes a first connection block, a second connection block and a limiting piece, where the second connection block is buckled with the first connection block, and the limiting piece is used to limit and fix the first connection block and the second connection block;

a first clamping groove is formed in the side wall of the first connecting block; the second clamping groove is formed in one side, close to the first connecting block, of the second connecting block, and when the first connecting block is buckled with the second connecting block, the axes of the first clamping groove and the second clamping groove are arranged in a collinear mode.

Through adopting above-mentioned technical scheme, during the installation, pipeline main part week wall knot goes into first draw-in groove, and pipeline main part week wall knot goes into the second draw-in groove, and after first connecting block and the lock of second connecting block, the locating part carries out spacing fixedly to first connecting block and second connecting block to realize the equipment of bracket and pipeline main part.

Optionally, the second connecting block is kept away from the lateral wall protrusion of first connecting block is provided with the mount pad, run through on the mount pad and offered a plurality of mounting holes, the mounting hole can supply the bolt to detain into, a plurality of the mounting hole is the waist hole.

Through adopting above-mentioned technical scheme, the mount pad is convenient for the staff fix the bracket in wall body or frame, can improve the stability of bracket to can reduce the pipeline main part and shift the possibility because of vibrations, rectangular shape mounting hole is convenient for the used bolt of fixed mount pad to aim at, improves staff's installation effectiveness.

Optionally, the buffer assembly includes the buffer board, the buffer board adopts elastic material, the buffer board cover set up in the inner wall of bracket.

Through adopting above-mentioned technical scheme, the buffer board of elastic material can take place to deform when receiving the exogenic action and cushion external pressure, and the buffer board sets up can reduce the possibility that delamination (heat preservation) and bracket take place hard collision between delamination (heat preservation) and the inner wall of bracket to can prolong delamination (heat preservation) prevention's life.

Optionally, the buffer chamber has been seted up to the buffer board, the buffer intracavity is provided with the buckled plate, the buckled plate is followed the length direction of buffer board is evenly arranged.

Through adopting above-mentioned technical scheme, when the buffer board received the extrusion because of external shake, elastic deformation can take place for the buckled plate, and the deformability and the adaptability of buckled plate are all stronger to increase the shock attenuation cushioning properties of buffer board.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the buffer seam can provide a certain expansion space when the heat-insulating layer is affected by the heat expansion and cold contraction phenomena, so that the possibility of breakage and falling of the heat-insulating layer caused by mutual extrusion of the heat-insulating layer due to the heat expansion and cold contraction phenomena can be reduced; delamination prevention can protect and support the heat preservation, and the buffer board can protect delamination prevention and heat preservation, reduces delamination prevention and the hard contact of bracket, and the bracket can support delamination prevention and heat preservation to reduce the heat preservation on the soot blowing pipeline and delamination prevention because of long-time vibrations take place the possibility that drops.

Drawings

FIG. 1 is a schematic structural view of a boiler tube insulation structure of the present application;

FIG. 2 is an enlarged schematic view of portion D of FIG. 1;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 1;

FIG. 4 is an enlarged schematic view of portion C of FIG. 3;

fig. 5 is a cross-sectional view taken along line B-B in fig. 1.

Reference numerals: 1. a pipe body; 2. a heat preservation layer; 21. buffering the seam; 22. an elastic pad; 23. sealing a layer; 3. delamination prevention; 4. a bracket; 41. a first connection block; 411. a first clamping groove; 42. a second connection block; 421. a second clamping groove; 43. a limiting piece; 431. locking the bolts; 44. a mounting base; 441. a first mounting tab; 442. a second mounting plate; 443. a mounting hole; 5. a buffer assembly; 51. a buffer plate; 511. a buffer chamber; 52. corrugated plate.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-5.

The embodiment of the application discloses a boiler pipeline insulation structure.

Referring to fig. 1 and 2, a boiler pipeline insulation structure comprises a pipeline main body 1, an insulation layer 2 and an anti-delamination layer 3, which are sequentially arranged on the outer wall of the pipeline main body 1 in a covering manner, a plurality of brackets 4 and a buffer component 5, wherein the brackets 4 are distributed along the extending direction of the pipeline main body 1, the brackets 4 are clamped on the outer wall of the anti-delamination layer 3, and the buffer component 5 is arranged between the brackets 4 and the anti-delamination layer 3; the heat insulation layer 2 can reduce the heat loss of the pipeline main body 1, the anti-delamination layer 3 can protect and support the heat insulation layer 2, the bracket 4 can reduce the possibility that the anti-delamination layer 3 falls off the outer wall of the heat insulation layer 2 due to external vibration, so that the anti-delamination layer 3 can continuously protect the heat insulation layer 2, and the possibility that the heat insulation layer 2 on a soot blowing pipeline falls off due to long-time vibration can be reduced; the buffer component 5 buffers the bracket 4 and the delamination preventing layer 3, thereby reducing the possibility of abrasion of the delamination preventing layer 3 caused by continuous friction with the bracket 4 made of harder materials during vibration, and further prolonging the service lives of the delamination preventing layer 3 and the heat insulating layer 2.

Referring to fig. 3 and 4, a plurality of buffer slits 21 are formed on the side wall of the heat insulation layer 2, and in this embodiment, the plurality of buffer slits 21 are equidistantly distributed along the extending direction of the pipe main body 1, and the buffer slits 21 are circumferentially arranged on the side wall of the heat insulation layer 2; in the use process of the pipeline main body 1, the heat preservation layer 2 made of silica or diatomite asbestos mud can be expanded with heat and contracted with cold, the heat preservation layer 2 is expanded and mutually extruded when being heated to generate certain destructive force, and the buffer slit 21 can provide a certain telescopic space for the heat preservation layer 2, so that the possibility that part of the heat preservation layer 2 is damaged and falls off due to the mutual extrusion of the heat expansion of the heat preservation layer 2 is reduced.

Referring to fig. 4, the buffer slit 21 is filled with an elastic pad 22, and the elastic pad 22 is clamped to the inner wall of the buffer slit 21; in this embodiment, the elastic pad 22 is made of asbestos rope, which not only has better flexibility, but also has better heat preservation effect, so that the possibility of a large amount of heat loss from the buffer seam 21 is reduced; when the heat preservation layer 2 is affected by expansion with heat and contraction with cold, the elastic pad 22 made of the asbestos rope can be adaptively deformed according to the width change of the buffer seam 21, so that the possibility that heat is dissipated from the buffer seam 21 due to the fact that a large gap exists is reduced.

Referring to fig. 4, an encapsulation layer 23 is coated on the insulation layer 2 at a position close to the opening of the buffer seam 21, and the encapsulation layer 23 covers the opening of the buffer seam 21 positioned on the outer wall of the insulation layer 2; the seal layer 23 can limit the inner walls of the elastic pad 22 and the buffer slit 21, so that the possibility that the elastic pad 22 falls off from the buffer slit 21 due to displacement of the elastic pad 22 caused by vibration is reduced. In this embodiment, the seal layer 23 is formed by sealing and fixing the buffer slit 21 with a thin mortar.

The anti-delamination layer 3 is made of a corrosion-resistant heat-insulating material, so that the anti-delamination layer 3 can strengthen the heat-insulating effect of the heat-insulating layer 2 while protecting the heat-insulating layer 2; in this embodiment, the anti-delamination layer 3 adopts the asbestos cloth, and the heat resistance, the corrosion resistance, the acid resistance, the alkali resistance and the wear resistance of asbestos cloth are all relatively good, and the anti-delamination layer 3 covers the outer wall that sets up in heat preservation 2, can carry out more effective protection and support to heat preservation 2 to reduce heat preservation 2 and damage the possibility that drops because of external weathering, extension heat preservation 2's life.

Referring to fig. 1 and 5, the bracket 4 includes a first connection block 41, a second connection block 42, and a stopper 43, the sidewall of the second connection block 42 being hinged with the sidewall of the first connection block 41; when the device is installed, the first connecting block 41 and the second connecting block 42 are buckled, and the limiting piece 43 is arranged on the side wall of one end of the first connecting block 41, which is far away from the hinge joint of the second connecting block 42; the limiting member 43 includes a locking bolt 431, and the locking bolt 431 sequentially penetrates through and is in threaded connection with the first connection block 41 and the second connection block 42, so as to realize limiting and fixing of the first connection block 41 and the second connection block 42.

Referring to fig. 1 and 2, in the present embodiment, the locking bolt 431 is a countersunk bolt, and the locking bolt 431 is embedded in a side wall of the second connecting block 42, which is far away from the first connecting block 41, so that the possibility that the locking bolt 431 is separated due to protruding from the first connecting block 41 when being scratched can be reduced.

Referring to fig. 2 and 4, a first clamping slot 411 for buckling part of the peripheral wall of the pipe body 1 is concavely arranged on the side wall of the first connecting block 41 close to the second connection; the side wall of the second connecting block 42, which is close to the first connecting block 41, is concavely provided with a second clamping groove 421 for buckling in the other part of the peripheral wall of the pipeline main body 1; when the first connecting block 41 is buckled with the second connecting block 42, the axes of the first clamping groove 411 and the second clamping groove 421 are arranged in a collinear way; at this time, the pipe body 1 is clamped between the first connection block 41 and the second connection block 42.

Referring to fig. 2, a mounting seat 44 is fixedly connected to a side wall of the second connection block 42, which is far from the first connection block 41, and the mounting seat 44 enables the bracket 4 to be fixed on a wall or a rack, thereby improving the stability of the pipe body 1; the mounting seat 44 comprises a first mounting piece 441 and a second mounting piece 442 which are vertically arranged, one end of the first mounting piece 441 is vertically fixed with the side wall of the second connecting block 42, which is far away from the first connecting block 41, and the other end of the first mounting piece 441 is vertically fixed with the middle section of the side wall of the second mounting piece 442; the second mounting plate 442 is provided with a plurality of mounting holes 443, in this embodiment, two mounting holes 443 are provided, and the two mounting holes 443 are respectively arranged at two sides of the second mounting plate 442 in the length direction; in this embodiment, the mounting holes 443 are kidney holes to facilitate alignment of the bolts used to secure the mounting base 44, thereby facilitating the secure installation of the mounting base 44 by a worker.

Referring to fig. 2 and 5, the buffer assembly 5 includes a buffer plate 51 disposed between the bracket 4 and the delamination preventing layer 3, and in this embodiment, the buffer plate 51 is a glass wool plate made of an elastic material; in this embodiment, two buffer plates 51 are disposed, wherein one buffer plate 51 covers the inner wall of the first slot 411, and the other buffer plate 51 covers the inner wall of the second slot 421; the buffer plate 51 can buffer between the delamination prevention layer 3 and the bracket 4, thereby reducing the possibility of damage caused by frequent friction between the delamination prevention layer 3 and the rigid bracket 4.

Referring to fig. 5, a buffer cavity 511 is formed in the buffer plate 51, a corrugated plate 52 is filled in the buffer cavity 511, in this embodiment, the corrugated plate 52 is a regular continuous undulating folding structure, and the corrugated plates 52 are uniformly arranged along the length direction of the buffer plate 51. The buckled plate 52 adopts elastic glass cotton board, and when buffer board 51 received the extrusion because of external shake, buckled plate 52 can take place elastic deformation, and the deformability and the adaptability of buckled plate 52 are all stronger to increase buffer board 51's shock attenuation cushioning properties, make buffer board 51 can reduce bracket 4 because of pipeline main part 1 vibrations to heat preservation 2 (delamination 3) applied pressure, thereby reduce heat preservation 2 (delamination 3) because of external vibrations and damaged possibility.

The implementation principle of the boiler pipeline heat insulation structure in the embodiment of the application is as follows: the buffer joint 21 arranged on the heat preservation layer 2 can provide a certain expansion space when the heat preservation layer 2 is affected by the expansion and contraction phenomenon, so that the possibility that the heat preservation layer 2 is damaged and falls off due to mutual extrusion of the expansion and contraction phenomenon of the heat preservation layer 2 can be reduced;

the delamination 3 can protect and support the heat preservation layer 2, so that the possibility that the heat preservation layer 2 is damaged and falls off due to external weathering is reduced, and the service life of the heat preservation layer 2 is prolonged; the buffer plate 51 can protect the delamination preventing layer 3 and the heat insulating layer 2, reduces the hard contact between the delamination preventing layer 3 and the bracket 4, and the bracket 4 can support the delamination preventing layer 3 and the heat insulating layer 2, so that the possibility that the delamination preventing layer 3 and the heat insulating layer 2 on a soot blowing pipeline fall off due to long-time vibration is reduced.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims (8)

1. The utility model provides a boiler pipeline insulation structure, includes pipeline main part (1) and covers heat preservation (2) that set up in pipeline main part (1) outer wall, its characterized in that: an anti-delamination layer (3) is covered on the outer wall of the heat preservation layer (2); the pipeline comprises a pipeline main body (1), and is characterized by further comprising a plurality of brackets (4), wherein the brackets (4) are detachably arranged on the outer wall of the delamination preventing layer (3), and the brackets (4) are distributed along the extending direction of the pipeline main body (1); a buffer component (5) is arranged between the bracket (4) and the delamination preventing layer (3), and the buffer component (5) is used for buffering the bracket (4) and the delamination preventing layer (3).

2. The boiler tube insulation structure of claim 1, wherein: the heat preservation (2) is provided with a plurality of buffer seams (21), the buffer seams (21) are distributed along the extending direction of the pipeline main body (1), and the buffer seams (21) are arranged around the pipeline main body (1).

3. A boiler tube insulation structure according to claim 2, characterized in that: elastic pads (22) are filled between the buffer joints (21), an sealing layer (23) is coated on the side wall of the heat preservation layer (2) close to the opening of the buffer joints (21), and the sealing layer (23) covers the opening of the buffer joints (21).

4. The boiler tube insulation structure of claim 1, wherein: the anti-delamination layer (3) is made of corrosion-resistant heat-insulating materials, and the anti-delamination layer (3) is made of asbestos cloth.

5. The boiler tube insulation structure of claim 1, wherein: the bracket (4) comprises a first connecting block (41), a second connecting block (42) and a limiting piece (43), wherein the second connecting block (42) is buckled with the first connecting block (41), and the limiting piece (43) is used for limiting and fixing the first connecting block (41) and the second connecting block (42);

a first clamping groove (411) is formed in the side wall of the first connecting block (41); second draw-in groove (421) have been seted up to one side that second connecting block (42) are close to first connecting block (41), work as first connecting block (41) with when second connecting block (42) are buckled, first draw-in groove (411) with the axis of second draw-in groove (421) is the collineation setting.

6. The boiler tube insulation structure according to claim 5, wherein: the second connecting block (42) is far away from the side wall protrusion of the first connecting block (41) is provided with a mounting seat (44), a plurality of mounting holes (443) are formed in the mounting seat (44) in a penetrating mode, the mounting holes (443) can be used for being buckled by bolts, and a plurality of the mounting holes (443) are waist holes.

7. The boiler tube insulation structure according to claim 5, wherein: the buffer assembly (5) comprises a buffer plate (51), the buffer plate (51) is made of elastic materials, and the buffer plate (51) is covered on the inner wall of the bracket (4).

8. The boiler tube insulation structure of claim 7, wherein: the buffer plate (51) is internally provided with a buffer cavity (511), the buffer cavity (511) is internally provided with corrugated plates (52), and the corrugated plates (52) are uniformly distributed along the length direction of the buffer plate (51).

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