CN212508508U

CN212508508U - Heat preservation device for gas turbine exhaust section

Info

Publication number: CN212508508U
Application number: CN202020971820.6U
Authority: CN
Inventors: 卡尔斯滕.格拉索
Original assignee: Arnold Insulation Materials Technology Wujiang Co ltd
Current assignee: Arnold Insulation Materials Technology Wujiang Co ltd
Priority date: 2020-06-01
Filing date: 2020-06-01
Publication date: 2021-02-09
Anticipated expiration: 2030-06-01

Abstract

The utility model relates to a gas turbine technical field just discloses a heat preservation device is used to gas turbine exhaust section, including blast pipe, first heat preservation, second heat preservation, fixed bed, fixed block, inserted bar, recess, spring, stopper and fixture block, the outside parcel of blast pipe has quantity to be two first heat preservation, the outside on first heat preservation bonds and has the second heat preservation, the outside of second heat preservation bonds and has the fixed bed. This heat preservation device is used to combustion engine exhaust section, between the multistage heat preservation device, the fixed block that utilizes to contact inserts the inserted bar, make the fixture block with one of them fixed block can, the compactness is better between two fixed blocks this moment, do not influence the heat preservation, when needing to maintain, press the fixture block, make it promote the inner wall compression spring of stopper and cooperation recess, extract the inserted bar afterwards can, fixed block about separating, expose inside blast pipe and carry out work such as professional maintenance, realized the purpose of convenient maintenance.

Description

Heat preservation device for gas turbine exhaust section

Technical Field

The utility model relates to a gas turbine technical field specifically is a heat preservation device is used to gas turbine exhaust section.

Background

The combustor possesses multiple classification mode according to its different attribute, according to the fuel mode, divide into fuel oil combustor, gas combustor and dual fuel combustor, biomass combustion machine in addition, wherein: in specific applications, the fuel oil burner is divided into a light oil burner, a heavy oil burner and the like; the gas burner is divided into a natural gas burner, an urban gas burner and the like, and is divided according to the combustion control mode of the burner: single section fire combustor, two sections fire combustor and proportion regulation combustor divide into according to the fuel atomization mode: mechanical atomizing burner, medium atomizing burner; the structure is divided into: the split type combustor is mainly applied to industrial production and is mainly characterized in that a combustion system, an air supply system, a control system and the like are disassembled and installed, and the machine is mainly suitable for large-scale equipment or high-temperature and other special working environments.

The existing heat preservation device for the exhaust section of the combustion engine can well keep the temperature in the exhaust section, but the existing heat preservation device for the exhaust section of the combustion engine is inconvenient to maintain in the actual use process, and because the pipeline of the exhaust section needs to be maintained and cleaned sometimes, the existing heat preservation device is wholly wrapped, so that the heat preservation device is very difficult to separate during subsequent maintenance, and the maintenance is delayed, and the heat preservation device for the exhaust section of the combustion engine is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a heat preservation device for gas turbine exhaust section possesses the advantage of convenient maintenance, has solved the inconvenient maintenance of current heat preservation device for gas turbine exhaust section, because the exhaust section pipeline need maintain the clearance sometimes, present heat preservation device all is whole parcel and lives for during subsequent maintenance, very be difficult to separate the heat preservation device, hinder the problem of going on of maintaining.

(II) technical scheme

In order to realize the purpose of convenient maintenance, the utility model provides a following technical scheme: the utility model provides a heat preservation device for combustion engine exhaust section, includes blast pipe, first heat preservation, second heat preservation, fixed bed, fixed block, inserted bar, recess, spring, stopper and fixture block, the outside parcel of blast pipe has a quantity to be two first heat preservation, the outside on first heat preservation bonds and has the second heat preservation, the outside of second heat preservation bonds and has the fixed bed, the outside fixedly connected with fixed block of fixed bed, it has the inserted bar to peg graft in the bottom of fixed block, the one side that the blast pipe was kept away from to the inserted bar is seted up flutedly, the inner wall fixedly connected with spring of recess, the one end fixedly connected with stopper of blast pipe is kept away from to the spring, the fixture block that one side fixedly connected with and the fixed block of spring contacted is kept away from to the stopper.

Preferably, the number of the fixed blocks is two, the fixed blocks are all circular rings, and the number of the inserted rods is not less than two.

Preferably, the outer surface of the fixed block is plated with a zinc layer, and the thickness of the zinc layer is more than one millimeter.

Preferably, the second heat preservation layer is made of aerogel, the first heat preservation layer is made of calcium silicate, and the fixing layer is made of a steel wire mesh.

Preferably, the length of the spring is smaller than that of the fixture block, and the length of the spring is larger than that of the fixture block in the outer area of the inserted rod.

Preferably, the inserted bar is T-shaped, and the outer surface of the inserted bar is smooth.

(III) advantageous effects

Compared with the prior art, the utility model provides a heat preservation device is used to combustion engine exhaust section possesses following beneficial effect:

this heat preservation device is used to combustion engine exhaust section, between the multistage heat preservation device, the fixed block that utilizes to contact inserts the inserted bar, make the fixture block with one of them fixed block can, the compactness is better between two fixed blocks this moment, do not influence the heat preservation, when needing to maintain, press the fixture block, make it promote the inner wall compression spring of stopper and cooperation recess, extract the inserted bar afterwards can, fixed block about separating, expose inside blast pipe and carry out work such as professional maintenance, realized the purpose of convenient maintenance.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of a partial structure of the present invention.

In the figure: 1 blast pipe, 2 first heat preservation, 3 second heat preservation, 4 fixed layers, 5 fixed blocks, 6 inserted bars, 7 recesses, 8 springs, 9 stopper, 10 fixture blocks.

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.

Referring to fig. 1-2, a heat preservation device for an exhaust section of a combustion engine comprises an exhaust pipe 1, a first heat preservation layer 2, a second heat preservation layer 3, a fixed layer 4, a fixed block 5, an inserted rod 6, a groove 7, a spring 8, a limiting block 9 and a clamping block 10, wherein the exhaust pipe 1 is externally wrapped with two first heat preservation layers 2, the second heat preservation layer 3 is adhered to the outside of the first heat preservation layer 2, the fixed layer 4 is adhered to the outside of the second heat preservation layer 3, the second heat preservation layer 3 is made of aerogel, the first heat preservation layer 2 is made of calcium silicate, the fixed layer 4 is a steel wire mesh, the fixed block 5 is fixedly connected to the outside of the fixed layer 4, the outer surface of the fixed block 5 is plated with a zinc layer, the thickness of the zinc layer is greater than one millimeter, the inserted rod 6 is inserted into the bottom of the fixed block 5, the number of the fixed blocks 5 is two, the fixed, a groove 7 is formed in one surface of the inserted rod 6, which is far away from the exhaust pipe 1, the inserted rod 6 is in a T-shaped arrangement, the outer surface of the inserted rod 6 is in a smooth arrangement, a spring 8 is fixedly connected to the inner wall of the groove 7, one end of the spring 8, which is far away from the exhaust pipe 1, is fixedly connected with a limiting block 9, one surface of the limiting block 9, which is far away from the spring 8, is fixedly connected with a clamping block 10, which is in contact with a fixing block 5, the length of the spring 8 is smaller than that of the clamping block 10, the length of the spring 8 is larger than that of the clamping block 10 in the outer area of the inserted rod 6, between the multiple sections of heat preservation devices, the clamping block 10 is clamped with one fixing block 5, at the moment, the tightness between the two fixing blocks 5 is better, the heat preservation is not influenced, when maintenance is needed, the clamping block, the fixed blocks 5 are separated from the upper and lower parts, and the exhaust pipe 1 inside the fixed blocks is exposed to carry out professional maintenance and other work, so that the aim of convenient maintenance is fulfilled.

In conclusion, this heat preservation device for gas turbine exhaust section, between the multistage heat preservation device, utilize the fixed block 5 that contacts to insert inserted bar 6, make fixture block 10 with one of them fixed block 5 block can, closely better between two fixed blocks 5 this moment, do not influence the heat preservation, when needing to maintain, press fixture block 10, make it promote stopper 9 and cooperate the inner wall compression spring 8 of recess 7, extract inserted bar 6 afterwards can, fixed block 5 about separating, expose inside blast pipe 1 and carry out work such as professional maintenance, realized the purpose of convenient maintenance.

It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, the use of the phrase "comprising a. -. said" to define an element does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a combustion engine is heat preservation device for exhaust section, includes blast pipe (1), first heat preservation (2), second heat preservation (3), fixed bed (4), fixed block (5), inserted bar (6), recess (7), spring (8), stopper (9) and fixture block (10), its characterized in that: the outside parcel of blast pipe (1) has first heat preservation (2) that quantity is two, the outside of first heat preservation (2) bonds and has second heat preservation (3), the outside of second heat preservation (3) bonds and has fixed bed (4), the outside fixedly connected with fixed bed (5) of fixed bed (4), peg graft in the bottom of fixed bed (5) has inserted bar (6), the one side that blast pipe (1) was kept away from in inserted bar (6) is seted up fluted (7), the inner wall fixedly connected with spring (8) of recess (7), the one end fixedly connected with stopper (9) of blast pipe (1) are kept away from in spring (8), one side fixedly connected with that spring (8) were kept away from in stopper (9) has fixture block (10) that contact with fixed bed (5).

2. The heat insulating device for the exhaust section of the combustion engine according to claim 1, wherein: the quantity of fixed block (5) is two, fixed block (5) are the ring shape, two are no less than to the quantity of inserted bar (6).

3. The heat insulating device for the exhaust section of the combustion engine according to claim 1, wherein: the outer surface of the fixed block (5) is plated with a zinc layer, and the thickness of the zinc layer is larger than one millimeter.

4. The heat insulating device for the exhaust section of the combustion engine according to claim 1, wherein: the second heat preservation layer (3) is made of aerogel, the first heat preservation layer (2) is made of calcium silicate, and the fixing layer (4) is made of a steel wire mesh.

5. The heat insulating device for the exhaust section of the combustion engine according to claim 1, wherein: the length of the spring (8) is smaller than that of the clamping block (10), and the length of the spring (8) is larger than that of the clamping block (10) in the outer area of the inserted rod (6).

6. The heat insulating device for the exhaust section of the combustion engine according to claim 1, wherein: the inserted bar (6) is arranged in a T shape, and the outer surface of the inserted bar (6) is arranged smoothly.