CN218092351U

CN218092351U - Self-supporting steel chimney with inner cylinder made of glass fiber reinforced plastic and outer cylinder made of carbon steel

Info

Publication number: CN218092351U
Application number: CN202221751917.1U
Authority: CN
Inventors: 刘其才
Original assignee: Jiangsu Shenghao Environmental Equipment Co ltd
Current assignee: Jiangsu Shenghao Environmental Equipment Co ltd
Priority date: 2022-07-07
Filing date: 2022-07-07
Publication date: 2022-12-20
Anticipated expiration: 2032-07-07

Abstract

The utility model provides an inner tube is self-supporting steel chimney of glass steel urceolus for carbon steel belongs to environmental protection equipment technical field to solve the lower problem of joint strength of current steel chimney connected node, include: the device comprises a base, a first outer cylinder, a second outer cylinder, an inner cylinder fixing frame, a glass fiber reinforced plastic inner cylinder, a node protection cover and auxiliary stud bolts; the lower end of the first outer barrel is fixedly connected to the base; the lower end of the second outer cylinder is fixedly connected to the upper end of the first outer cylinder; the inner cylinder fixing frame is fixedly connected to the inner walls of the first outer cylinder and the second outer cylinder; the glass fiber reinforced plastic inner cylinder is fixedly connected to the inner cylinder fixing frame; the upper end of the node protective cover is fixedly connected to the lower part of the second outer barrel; the upper ends of the auxiliary stud bolts are fixedly connected to the upper part of the first outer barrel, and the lower ends of the auxiliary stud bolts are fixedly connected to the lower part of the second outer barrel; the utility model provides the intensity of chimney connected node has been promoted.

Description

Self-supporting steel chimney with inner cylinder made of glass fiber reinforced plastic and outer cylinder made of carbon steel

Technical Field

The utility model belongs to the technical field of the environmental protection equipment, more specifically say, in particular to inner tube is self-supporting steel chimney of glass steel urceolus for carbon steel.

Background

The self-supporting steel chimney is a chimney which is formed by combining stainless steel, a titanium steel composite plate, carbon steel and other materials and can stand without other components, in industrial production, corrosive media are contained in some gases discharged by the chimney, strong corrosion can be generated on steel pieces, and therefore an inner cylinder made of glass fiber reinforced plastics and other materials can be arranged on the inner side of the steel chimney, so that the corrosion resistance of the steel chimney can be improved, and the service life of the steel chimney is prolonged.

Based on the above, the ratio of height to diameter is great on one side of current steel chimney, and that is to say the steel chimney is more slender, and the ability that the steel chimney resisted wind-force and horizontal vibrations is relatively poor, and the common ring flange of current steel chimney is connected fixedly, and the horizontal effort that the chimney received mainly acts on flange fixing bolt, and the bolt receives horizontal shear force for a long time and can cause bolt intensity to descend, especially when meetting great wind-force, and the connected node of chimney receives great effort, probably causes the bolt to damage, causes the potential safety hazard.

In view of the above, the present invention provides a self-supporting steel chimney with an inner cylinder made of glass fiber reinforced plastic and an outer cylinder made of carbon steel, which is improved in view of the existing structure and defects, so as to achieve the purpose of higher practical value.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides an inner tube is self-supporting steel chimney of glass steel urceolus for the carbon steel to solve the lower problem of the joint strength of current steel chimney connected node.

The utility model relates to an inner tube is purpose and efficiency of self-supporting steel chimney of glass steel urceolus for the carbon steel, reaches by following concrete technical means:

a self-supporting steel chimney with an inner cylinder made of glass fiber reinforced plastic and an outer cylinder made of carbon steel comprises: the device comprises a base, a first outer barrel, a second outer barrel, an inner barrel fixing frame, a glass fiber reinforced plastic inner barrel, a node protective cover and an auxiliary stud; the first outer cylinder is of a cylinder structure made of carbon steel material, and the lower end of the first outer cylinder is fixedly connected to the base; the lower end of the second outer barrel is fixedly connected to the upper end of the first outer barrel; the inner cylinder fixing frames are provided with a plurality of groups, and the inner cylinder fixing frames are fixedly connected to the inner walls of the first outer cylinder and the second outer cylinder; the glass fiber reinforced plastic inner cylinder is of a cylinder structure made of glass fiber reinforced plastic materials and is fixedly connected to the inner cylinder fixing frame; the upper ends of the two groups of node protective covers are fixedly connected to the lower part of the second outer barrel; the auxiliary stud bolts are provided with a plurality of groups, the upper ends of the plurality of groups of auxiliary stud bolts are fixedly connected to the upper part of the first outer barrel, and the lower ends of the auxiliary stud bolts are fixedly connected to the lower part of the second outer barrel.

Further, the first outer barrel comprises: a first flange plate and a flange fixing bolt; the first flange plate is welded at the upper end of the first outer barrel and is provided with a plurality of groups of bolt holes; the flange fixing bolts are provided with a plurality of groups, and screw rods of the flange fixing bolts are inserted into bolt holes of the first flange plate; the second outer barrel comprises: a second flange plate; the second flange plate is welded at the lower end of the second outer barrel.

Further, the first outer barrel further comprises: positioning the inner ring and the positioning groove; the positioning inner ring is welded on the inner side of the first flange plate and arranged on the inner side of the upper end of the first outer barrel; the positioning grooves are provided with a plurality of groups, and the plurality of groups of positioning grooves are arranged on the positioning inner ring; the second urceolus still includes: positioning blocks; the positioning blocks are provided with a plurality of groups and welded on the end face of the outer side of the lower end of the second outer cylinder.

Further, the first outer barrel further comprises: the first auxiliary flange and the first fixing block; the first auxiliary flange is welded at the upper part of the first outer barrel; the first fixing block is of a block structure with round holes, a plurality of groups of first fixing blocks are arranged on the first fixing block, and the plurality of groups of first fixing blocks are welded on the first auxiliary flange.

Further, the second outer barrel further comprises: the second auxiliary flange and the second fixing block; the second auxiliary flange is welded at the lower part of the second outer barrel; the second fixed block is a block structure with round holes, a plurality of groups of second fixed blocks are arranged on the second fixed block, and the plurality of groups of second fixed blocks are welded on the second auxiliary flange.

Further, the second outer barrel further comprises: a shield screw; the protective screw is in threaded connection with the second auxiliary flange; the node protection casing including: a protective cover fixing block; the protection casing fixed block is the L-shaped block-shaped structure that has the round hole, and protection casing fixed block lower extreme welding is in the upper end outside of node protection casing.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses be provided with the location inner circle, when second urceolus and first urceolus butt joint, the locating piece has promoted the convenience that second urceolus and first urceolus were adjusted well in pegging graft the constant head tank, and the inboard of location inner circle is pegged graft to second urceolus lower extreme has increased the stationary plane of second urceolus simultaneously, has promoted the stability of second urceolus and first urceolus junction.

The utility model discloses be provided with supplementary stud, supplementary stud plays supplementary fixed effect to second urceolus and first urceolus tie point, receives great wind power effect time spent with first urceolus when the second urceolus, and supplementary stud supports in the outside of connected node, reduces the effort that flange fixing bolt received, prevents that flange fixing bolt atress from producing the strain excessively, and then has promoted connected node's stability and security.

The utility model discloses be provided with the node protection casing, the node protection casing shelters from in the outside of connected node, prevents that flange fixing bolt from receiving the corruption, has prolonged flange fixing bolt's life, has reduced the maintenance cost of device.

The utility model provides the intensity of chimney connected node has promoted chimney structural strength.

Drawings

Fig. 1 is a schematic view of the external overall structure of the present invention.

Fig. 2 is a schematic diagram of the connection node structure of the present invention.

Fig. 3 is a schematic structural view of the first outer cylinder of the present invention.

Fig. 4 is a schematic structural view of the first flange plate of the present invention.

Fig. 5 is a schematic view of a second outer tube structure of the present invention.

Fig. 6 is a schematic structural view of the node protective cover of the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a base; 2. a first outer barrel; 201. a first flange plate; 202. positioning the inner ring; 203. positioning a groove; 204. a first auxiliary flange; 205. a first fixed block; 206. a flange fixing bolt; 3. a second outer barrel; 301. a second flange plate; 302. positioning blocks; 303. a second auxiliary flange; 304. a second fixed block; 305. a guard screw; 4. an inner cylinder fixing frame; 5. a glass fiber reinforced plastic inner cylinder; 6. a node shield; 601. a protective cover fixing block; 7. an auxiliary stud bolt.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the drawings and examples. The following examples are provided to illustrate the invention but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships that are based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, rather than to indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The embodiment is as follows:

as shown in figures 1 to 6:

the utility model provides a self-supporting steel chimney that inner tube is the glass steel urceolus for the carbon steel, include: the device comprises a base 1, a first outer barrel 2, a second outer barrel 3, an inner barrel fixing frame 4, a glass fiber reinforced plastic inner barrel 5, a node protective cover 6 and auxiliary stud bolts 7; the first outer cylinder 2 is a cylinder structure made of carbon steel material, and the lower end of the first outer cylinder 2 is fixedly connected to the base 1; the second outer cylinder 3 is of a cylinder structure made of carbon steel materials, and the lower end of the second outer cylinder 3 is fixedly connected to the upper end of the first outer cylinder 2; the inner cylinder fixing frames 4 are provided with a plurality of groups, and the inner cylinder fixing frames 4 are fixedly connected to the inner walls of the first outer cylinder 2 and the second outer cylinder 3; the glass fiber reinforced plastic inner cylinder 5 is a cylinder structure made of glass fiber reinforced plastic materials, and the glass fiber reinforced plastic inner cylinder 5 is fixedly connected to the inner cylinder fixing frame 4; two groups of node protective covers 6 are arranged, and the upper ends of the two groups of node protective covers 6 are fixedly connected to the lower part of the second outer barrel 3; the auxiliary stud bolts 7 are provided with a plurality of groups, the upper ends of the auxiliary stud bolts 7 are fixedly connected to the upper portion of the first outer barrel 2, and the lower ends of the auxiliary stud bolts 7 are fixedly connected to the lower portion of the second outer barrel 3.

Wherein, first urceolus 2 includes: a first flange plate 201 and a flange fixing bolt 206; the first flange plate 201 is welded at the upper end of the first outer barrel 2, and a plurality of groups of bolt holes are formed in the first flange plate 201; a plurality of groups of flange fixing bolts 206 are arranged, and screws of the flange fixing bolts 206 are inserted into bolt holes of the first flange plate 201; the second outer tube 3 comprises: a second flange plate 301; the second flange plate 301 is welded at the lower end of the second outer cylinder 3; in the use process, after the first outer cylinder 2 and the second outer cylinder 3 are aligned, the first flange 201 and the second flange 301 are fixed together by the flange fixing bolt 206, and then the first outer cylinder 2 and the second outer cylinder 3 are fixedly connected together.

Wherein, first urceolus 2 still includes: a positioning inner ring 202 and a positioning groove 203; the positioning inner ring 202 is welded on the inner side of the first flange plate 201, and the positioning inner ring 202 is arranged on the inner side of the upper end of the first outer cylinder 2; the positioning grooves 203 are provided with a plurality of groups, and the plurality of groups of positioning grooves 203 are arranged on the positioning inner ring 202; the second outer tube 3 further comprises: a positioning block 302; a plurality of groups of positioning blocks 302 are arranged, and the positioning blocks 302 are welded on the end face of the outer side of the lower end of the second outer barrel 3; in the use, when the second urceolus 3 docks with first urceolus 2, the locating piece 302 is pegged graft in the constant head tank 203, has promoted the convenience that the second urceolus 3 was adjusted well with first urceolus 2, and it is inboard that the upper end of first urceolus 2 is pegged graft to the 3 lower extremes of second urceolus simultaneously, has increased the stationary plane of the second urceolus 3, has promoted the stability of the second urceolus 3 and the 2 junction of first urceolus.

Wherein, first urceolus 2 still includes: a first auxiliary flange 204 and a first fixing block 205; the first auxiliary flange 204 is welded on the upper part of the first outer cylinder 2; the first fixing blocks 205 are of block structures with round holes, a plurality of groups of the first fixing blocks 205 are arranged, and the plurality of groups of the first fixing blocks 205 are welded on the first auxiliary flange 204; in the using process, the upper end of the auxiliary stud bolt 7 is fixedly connected to the first fixing block 205 through a nut.

Wherein, the second urceolus 3 still includes: a second auxiliary flange 303 and a second fixing block 304; the second auxiliary flange 303 is welded at the lower part of the second outer cylinder 3; the second fixing blocks 304 are of a block structure with round holes, a plurality of groups of second fixing blocks 304 are arranged, and the plurality of groups of second fixing blocks 304 are welded on the second auxiliary flange 303; in the use, supplementary stud 7 lower extreme passes through nut fixed connection on second fixed block 304, supplementary stud 7 plays supplementary fixed effect to second urceolus 3 and the 2 tie points of first urceolus, receive great wind power effect time spent when second urceolus 3 and first urceolus 2, supplementary stud 7 supports in the outside of connected node, reduce the effort that flange fixing bolt 206 received, prevent flange fixing bolt 206 atress too big production strain, and then the stability and the security of connected node have been promoted.

Wherein, the second urceolus 3 still includes: a shield screw 305; the shield screw 305 is screwed to the second auxiliary flange 303; the node protection cover 6 comprises: a protective cover fixing block 601; the protective cover fixing block 601 is of an L-shaped block structure with a round hole, and the lower end of the protective cover fixing block 601 is welded on the outer side of the upper end of the node protective cover 6; in the use, after the second urceolus 3 is fixed with first urceolus 2, with the outside of two sets of node protection casings 6 joint to connected node, fix protection casing fixed block 601 to second auxiliary flange 303 through protecting screw 305 on, and then node protection casing 6 shelters from the outside at connected node, prevents that flange fixing bolt 206 from receiving the corruption, has prolonged flange fixing bolt 206's life, has reduced the maintenance cost of device.

The specific use mode and function of the embodiment are as follows:

when the second outer barrel 3 is in butt joint with the first outer barrel 2, the positioning block 302 is inserted into the positioning groove 203, so that the alignment convenience of the second outer barrel 3 and the first outer barrel 2 is improved, meanwhile, the lower end of the second outer barrel 3 is inserted into the inner side of the upper end of the first outer barrel 2, the fixing surface of the second outer barrel 3 is increased, and the stability of the joint of the second outer barrel 3 and the first outer barrel 2 is improved; after the second outer barrel 3 and the first outer barrel 2 are fixed, the two groups of node protective covers 6 are clamped to the outer sides of the connecting nodes, the protective cover fixing blocks 601 are fixed to the second auxiliary flange 303 through the protective screws 305, and then the node protective covers 6 are shielded on the outer sides of the connecting nodes, so that the flange fixing bolts 206 are prevented from being corroded, the service life of the flange fixing bolts 206 is prolonged, and the maintenance cost of the device is reduced; after the installation of node protection casing 6 is accomplished, will assist stud 7 to be fixed to second auxiliary flange 303 and first auxiliary flange 204 on, when second urceolus 3 receives great wind effect with first urceolus 2 and acts on, supplementary stud 7 supports in the outside of connected node, reduces the effort that flange fixing bolt 206 received, prevents that flange fixing bolt 206 atress from producing the strain too greatly, and then has promoted connected node's stability and security.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. A self-supporting steel chimney with an inner cylinder made of glass fiber reinforced plastic and an outer cylinder made of carbon steel is characterized in that: the method comprises the following steps: the device comprises a base (1), a first outer cylinder (2), a second outer cylinder (3), an inner cylinder fixing frame (4), a glass fiber reinforced plastic inner cylinder (5), a node protective cover (6) and auxiliary stud bolts (7); the first outer cylinder (2) is of a cylinder structure made of carbon steel material, and the lower end of the first outer cylinder (2) is fixedly connected to the base (1); the second outer barrel (3) is of a cylindrical structure made of carbon steel material, and the lower end of the second outer barrel (3) is fixedly connected to the upper end of the first outer barrel (2); the inner cylinder fixing frames (4) are provided with a plurality of groups, and the inner cylinder fixing frames (4) are fixedly connected to the inner walls of the first outer cylinder (2) and the second outer cylinder (3); the glass fiber reinforced plastic inner cylinder (5) is of a cylinder structure made of glass fiber reinforced plastic materials, and the glass fiber reinforced plastic inner cylinder (5) is fixedly connected to the inner cylinder fixing frame (4); two groups of node protective covers (6) are arranged, and the upper ends of the two groups of node protective covers (6) are fixedly connected to the lower part of the second outer barrel (3); the auxiliary stud bolts (7) are provided with multiple groups, the upper ends of the multiple groups of auxiliary stud bolts (7) are fixedly connected to the upper portion of the first outer barrel (2), and the lower ends of the auxiliary stud bolts (7) are fixedly connected to the lower portion of the second outer barrel (3).

2. The free-standing steel chimney as claimed in claim 1, wherein the inner cylinder is made of glass fiber reinforced plastic and the outer cylinder is made of carbon steel, and the chimney is characterized in that: the first outer cylinder (2) comprises: a first flange plate (201) and a flange fixing bolt (206); the first flange plate (201) is welded at the upper end of the first outer barrel (2), and a plurality of groups of bolt holes are formed in the first flange plate (201); a plurality of groups of flange fixing bolts (206) are arranged, and screws of the flange fixing bolts (206) are inserted into bolt holes of the first flange plate (201); the second outer tube (3) comprises: a second flange plate (301); the second flange plate (301) is welded at the lower end of the second outer barrel (3).

3. The self-supporting steel chimney with the inner cylinder made of glass fiber reinforced plastic and the outer cylinder made of carbon steel as claimed in claim 2, wherein: the first outer cylinder (2) further comprises: a positioning inner ring (202) and a positioning groove (203); the positioning inner ring (202) is welded on the inner side of the first flange plate (201), and the positioning inner ring (202) is arranged on the inner side of the upper end of the first outer cylinder (2); a plurality of groups of positioning grooves (203) are arranged, and the plurality of groups of positioning grooves (203) are formed in the positioning inner ring (202); the second outer tube (3) further comprises: a positioning block (302); the positioning blocks (302) are arranged in multiple groups, and the positioning blocks (302) are welded on the end face of the outer side of the lower end of the second outer cylinder (3).

4. The self-supporting steel chimney with the inner cylinder made of glass fiber reinforced plastic and the outer cylinder made of carbon steel as claimed in claim 1, wherein: the first outer cylinder (2) further comprises: a first auxiliary flange (204) and a first fixing block (205); the first auxiliary flange (204) is welded at the upper part of the first outer cylinder (2); the first fixing blocks (205) are of block structures with round holes, multiple groups of the first fixing blocks (205) are arranged, and the multiple groups of the first fixing blocks (205) are welded on the first auxiliary flange (204).

5. The self-supporting steel chimney with the inner cylinder made of glass fiber reinforced plastic and the outer cylinder made of carbon steel as claimed in claim 1, wherein: the second outer tube (3) further comprises: a second auxiliary flange (303) and a second fixing block (304); the second auxiliary flange (303) is welded at the lower part of the second outer cylinder (3); the second fixing blocks (304) are of block structures with round holes, multiple groups of second fixing blocks (304) are arranged, and the multiple groups of second fixing blocks (304) are welded on the second auxiliary flange (303).

6. The self-supporting steel chimney with the inner cylinder made of glass fiber reinforced plastic and the outer cylinder made of carbon steel as claimed in claim 5, wherein: the second outer tube (3) further comprises: a shield screw (305); the protective screw (305) is in threaded connection with the second auxiliary flange (303); the node protection cover (6) comprises: a protective cover fixing block (601); the protective cover fixing block (601) is of an L-shaped block structure with a round hole, and the lower end of the protective cover fixing block (601) is welded on the outer side of the upper end of the node protective cover (6).