CN215331837U

CN215331837U - Self-supporting sleeve chimney that suspends in midair

Info

Publication number: CN215331837U
Application number: CN202120207208.6U
Authority: CN
Inventors: 姚应军; 柏新平; 许林
Original assignee: Suzhou Taigao Chimney Technology Co ltd
Current assignee: Suzhou Taigao Chimney Technology Co ltd
Priority date: 2021-01-26
Filing date: 2021-01-26
Publication date: 2021-12-28
Anticipated expiration: 2031-01-26

Abstract

The utility model discloses a self-supporting type suspension sleeve chimney which is formed by sleeving an inner cylinder and an outer cylinder, wherein a three-way port is formed in the wall of the inner cylinder and used for connecting a smoke pipe to extend out of the outer cylinder, one group or a plurality of groups of bearing connecting components are arranged between the inner cylinder and the outer cylinder and above the three-way port, and the inner cylinder and the outer cylinder are fixedly connected through the bearing connecting components. The bearing position of the inner cylinder is changed from the lower part of the tee joint part to the cylinder wall above the tee joint part for suspension arrangement, so that the bearing pressure of a weak link of the inner cylinder structure is relieved, and the stability of the structure is protected; and meanwhile, the gapless buffer piece is matched, so that radial shaking caused by suspension and barrel expansion caused by cold and hot changes are relieved.

Description

Self-supporting sleeve chimney that suspends in midair

Technical Field

The utility model relates to the field of machinery, in particular to a self-supporting suspension sleeve chimney.

Background

The self-standing sleeve chimney is formed by combining an inner cylinder and an outer cylinder. The outer cylinder is in charge of self-supporting, so a series of technical indexes such as strength, service life and the like need to be considered; the inner cylinder is responsible for smoke exhaust, so the requirement on corrosion resistance is high, and the inner cylinder is attached to the outer cylinder, so the requirement on weight reduction is severe while corrosion resistance is required, and the inner cylinder is generally made of thin and corrosion-resistant materials.

At present, the bottom of the inner cylinder is located on a weight storage platform at the lower part of the outer cylinder in a common self-supporting sleeve chimney. As shown in fig. 1. The lower part of the inner cylinder is a smoke inlet three-way part which is the weakest part of the whole inner cylinder in strength, and the weakest part is the concentrated pressure storage part of the whole inner cylinder in weight, namely the part with the most concentrated pressure stress, and the emission height is continuously increased along with the requirement of environmental protection at present. And a large pressure burden is caused to the tee joint at the lower part of the inner cylinder which is made of thin-wall materials. The structural defect is always trapped by people in the industry, in order to avoid the defect, each time a great deal of effort and financial resources are spent to solve the self-strength deficiency, great credit is always spent to take remedial measures, however, the tee joint part is different in shape, special in structure and extremely difficult in reinforcing process, the result is usually half the effort, the financial and energy consumption is little, sometimes, great credit is spent to solve the problem of increasing the plate thickness, and the cost is greatly increased because the inner cylinder is mostly made of precious metal.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: in order to overcome the defects of the background art, the utility model discloses a self-supporting type suspension sleeve chimney.

The technical scheme is as follows: the utility model discloses a self-supporting type suspension sleeve chimney which is formed by sleeving an inner cylinder and an outer cylinder, wherein a three-way port is formed in the wall of the inner cylinder and used for connecting a smoke pipe to extend out of the outer cylinder, one group or a plurality of groups of bearing connecting components are arranged between the inner cylinder and the outer cylinder and above the three-way port, and the inner cylinder and the outer cylinder are fixedly connected through the bearing connecting components.

The structure avoids the tee joint part of the inner cylinder, changes the bearing part of the inner cylinder into the upper part of the tee joint part, and forms a suspension structure below the bearing point, so that the tee joint part does not need to bear pressure, and meanwhile, the whole inner cylinder can freely stretch up and down in the bearing point.

Further, the bearing coupling assembling is including locating the inner tube bearing piece that the inner tube outer wall is located the tee bend mouth top and locating the urceolus bearing piece that the urceolus inner wall corresponds the position of inner tube bearing piece, the inner tube bearing piece links firmly with the urceolus bearing piece, realizes linking firmly of inner tube and urceolus.

Furthermore, the inner cylinder bearing part is a bearing flange arranged on the outer wall of the inner cylinder, the outer cylinder bearing part is a bearing lug arranged on the inner wall of the outer cylinder, and the bearing flange is lapped on the bearing lug and is fixedly connected through a bolt.

Furthermore, a reinforcing part is arranged at the position where the bearing connecting assembly is arranged on the inner barrel, and the bearing part of the inner barrel is structurally reinforced.

Furthermore, one or more groups of gapless buffer parts are arranged between the inner cylinder and the outer cylinder and below the bearing connecting assembly, so that the inner cylinder is prevented from shaking, and the inner cylinder and the outer cylinder are prevented from rigid collision.

Further, the gapless buffer comprises:

the first fixing piece is fixedly connected with the inner cylinder;

the second fixing piece is fixedly connected with the outer barrel corresponding to the first fixing piece, a guide post is arranged on the second fixing piece and penetrates through the first fixing piece, and the spring piece is sleeved on the guide post and located between the first fixing piece and the second fixing piece.

Furthermore, a plurality of guide supports are arranged on the outer wall of the inner barrel at axial intervals, and a plurality of guide supports are arranged on the outer wall of the inner barrel at circumferential intervals.

Further, the opening is higher than the urceolus on the inner tube, the urceolus is opened a mouthful and is upwards extended and inner tube outer wall connection, forms first toper rain-proof cover, the opening downwardly extending on the inner tube forms second toper rain-proof cover outside first toper rain-proof cover, and both inclination are unanimous.

Has the advantages that: compared with the prior art, the utility model has the advantages that:

(1) the bearing position of the inner cylinder is changed from the lower part of the tee joint part to the cylinder wall above the tee joint part for suspension arrangement, so that the bearing pressure of a weak link of the inner cylinder structure is relieved, and the stability of the structure is protected; meanwhile, by matching with a gapless buffer piece, the radial shaking caused by suspension and the expansion and contraction of the cylinder caused by cold and hot changes are relieved;

(2) by arranging the plurality of guide supports, the suspension installation is facilitated, and the radial limiting effect on the cylinder body is achieved after the installation;

(3) the double-layer conical rain cover plays an upward deduction role in the process of preventing rain.

Drawings

FIG. 1 is an overall view of the chimney according to the utility model;

figure 2 is a partial schematic view of the load bearing connector assembly of the present invention;

FIG. 3 is an axial top view of the load bearing connector assembly of the present invention;

FIG. 4 is an axial top view of the gapless buffer of the present invention;

FIG. 5 is an axial top view of the guide bracket of the present invention;

fig. 6 is a view showing the structure of the top section of the chimney according to the present invention.

Detailed Description

The technical solution of the present invention is further described below with reference to the accompanying drawings and examples.

The self-standing hanging sleeve chimney as shown in fig. 1 is formed by sleeving an inner cylinder 1 and an outer cylinder 2, and mainly comprises a basic equipment section a, a chimney cylinder section B and a chimney top section C. The inner cylinder wall is provided with a three-way opening 101 for connecting the smoke tube to extend out of the outer cylinder, and the part is the weak part of the chimney in structural strength.

As shown in fig. 2, one or more sets of bearing connection assemblies 3 are disposed between the inner cylinder 1 and the outer cylinder 2 and above the three-way opening 101, and the inner cylinder 1 and the outer cylinder 2 are fixedly connected through the bearing connection assemblies 3. The bearing part of the inner cylinder is changed from a tee joint to an upper cylinder body, and the design of a suspension structure is adopted, so that the pressure stress at the tee joint at the bottom of the inner cylinder is relieved.

As shown in fig. 3, the bearing connection assembly 3 includes an inner cylinder bearing member 301 disposed on the outer wall of the inner cylinder 1 and located above the three-way opening 101, and an outer cylinder bearing member 302 disposed on the inner wall of the outer cylinder 2 and corresponding to the inner cylinder bearing member 301, where the inner cylinder bearing member 301 is fixedly connected to the outer cylinder bearing member 302, so as to realize the fixedly connection of the inner cylinder 1 and the outer cylinder 2.

Specifically, the inner cylinder bearing part 301 is a bearing flange arranged on the outer wall of the inner cylinder, the outer cylinder bearing part 302 is a bearing lug arranged on the inner wall of the outer cylinder, and the bearing flange is lapped on the bearing lug and is fixedly connected through a bolt.

As shown in fig. 2, a reinforcing member 4 is disposed at a position where the inner cylinder 1 is provided with the bearing connection assembly 3, in this embodiment, a reinforcing cylinder sleeve is sleeved at a bearing connection position, and the bearing connection assembly 3 is disposed on the reinforcing cylinder sleeve.

As shown in fig. 4, one or more groups of gapless buffer members 5 are arranged between the inner cylinder 1 and the outer cylinder 2 and below the bearing connecting assembly 3, and the number of the gapless buffer members 5 is 4 at uniform intervals in the axial direction of the chimney, and one gapless buffer member is arranged at every 90 °. The gapless buffer piece 5 is a buffer piece arranged between the inner barrel and the outer barrel and is respectively connected with the inner barrel and the outer barrel, so that the inner barrel and the outer barrel are guaranteed to have no rigid collision while the inner barrel 1 is relieved from shaking.

The gapless buffer 5 comprises:

the first fixing piece 501 is fixedly connected with the inner cylinder 1;

the second fixing member 502 is fixedly connected to the outer cylinder 2 corresponding to the first fixing member 501, a guide post 503 is disposed on the second fixing member 502 and penetrates through the first fixing member 501, and a spring member 504 is sleeved on the guide post 503 and located between the first fixing member 501 and the second fixing member 502.

When the inner barrel is radially deflected, the first mount 501 moves closer to/away from the second mount 502, and is damped by the spring member 504.

Because the fixing mode of middle suspension is adopted, the upper and lower part cylinders of the fixing point can freely stretch out and draw back due to cold and heat, and the inner cylinder 1 in the embodiment adopts a corrugated pipe to adapt to the axial stretching of the inner cylinder.

As shown in fig. 5, a plurality of guide brackets 6 are axially arranged on the outer wall of the inner cylinder 1 at intervals, and a plurality of guide brackets 6 are circumferentially arranged on the outer wall of the inner cylinder 1 at intervals.

As shown in fig. 6, an upper opening of the inner cylinder 1 is higher than that of the outer cylinder 2, an upper opening of the outer cylinder 2 extends upwards to be connected with the outer wall of the inner cylinder 1, so as to form a first conical rain cover 701, an upper opening of the inner cylinder 1 extends downwards, a second conical rain cover 702 is formed outside the first conical rain cover 701, and the two inclination angles are consistent.

Claims

1. The utility model provides a self-supporting suspends sleeve chimney in midair, establishes by inner tube (1) and urceolus (2) cover and forms, three-way mouth (101) are seted up to the section of thick bamboo wall of inner tube (1) for connect the tobacco pipe and extend urceolus (2), its characterized in that: the position between inner tube (1) and urceolus (2), that is located triplex (101) top is equipped with a set of or multiunit bearing coupling assembling (3), realizes the fixed connection of inner tube (1) and urceolus (2) through bearing coupling assembling (3).

2. A free-standing suspended sleeve chimney according to claim 1, wherein: bearing coupling assembling (3) are located inner tube bearing member (301) of three-way mouth (101) top and locate urceolus bearing member (302) of the position that urceolus (2) inner wall corresponds inner tube bearing member (301) including locating inner tube (1) outer wall, inner tube bearing member (301) link firmly with urceolus bearing member (302).

3. A free-standing suspended sleeve chimney according to claim 2, wherein: the inner cylinder bearing piece (301) is a bearing flange arranged on the outer wall of the inner cylinder, the outer cylinder bearing piece (302) is a bearing lug arranged on the inner wall of the outer cylinder, and the bearing flange is lapped on the bearing lug and fixedly connected through a bolt.

4. A free-standing suspended sleeve chimney according to claim 1, wherein: the inner cylinder (1) is provided with a reinforcing piece (4) at the position where the bearing connecting component (3) is arranged.

5. A free-standing suspended sleeve chimney according to claim 1, wherein: and one or more groups of gapless buffer parts (5) are arranged between the inner cylinder (1) and the outer cylinder (2) and below the bearing connecting assembly (3).

6. A self-standing suspended sleeve chimney according to claim 5, characterized in that said gapless damper (5) comprises:

the first fixing piece (501) is fixedly connected with the inner cylinder (1);

the second fixing piece (502) is fixedly connected with the outer barrel (2) corresponding to the first fixing piece (501), a guide column (503) is arranged on the second fixing piece (502) and penetrates through the first fixing piece (501), and a spring piece (504) is sleeved on the guide column (503) and positioned between the first fixing piece (501) and the second fixing piece (502).

7. A free-standing suspended sleeve chimney according to claim 1, wherein: a plurality of guide supports (6) are arranged on the outer wall of the inner barrel (1) at axial intervals, and a plurality of guide supports (6) are arranged on the outer wall of the inner barrel (1) at circumferential intervals.

8. A free-standing suspended sleeve chimney according to claim 1, wherein: the inner tube (1) is gone up mouthful and is higher than urceolus (2), urceolus (2) are gone up mouthful upwards to extend and are connected with inner tube (1) outer wall, form first toper rain-proof cover (701), inner tube (1) is gone up mouthful downwardly extending, forms second toper rain-proof cover (702) outside first toper rain-proof cover (701), and both inclination are unanimous.