CN203430133U - Construction connecting device for splicing glass fiber reinforced plastic chimney - Google Patents
Construction connecting device for splicing glass fiber reinforced plastic chimney Download PDFInfo
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- CN203430133U CN203430133U CN201320527354.2U CN201320527354U CN203430133U CN 203430133 U CN203430133 U CN 203430133U CN 201320527354 U CN201320527354 U CN 201320527354U CN 203430133 U CN203430133 U CN 203430133U
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- steel
- chimney
- support ring
- reinforced plastic
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Abstract
The utility model discloses a construction connecting device for splicing a glass fiber reinforced plastic chimney. The glass fiber reinforced plastic chimney is composed of multiple chimney tube sections. The construction connecting device comprises steel supporting rings, splicing connectors among the steel supporting rings and multiple linkage devices which are distributed along the steel supporting rings in the circumferential direction. Each steel supporting ring is a complete round ring which is formed by connecting multiple circular arc sections into a whole through the splicing connectors, the steel supporting rings are hooped on the outer sides of the chimney tube sections, the steel supporting rings hooped on the outer sides of the two chimney tube sections respectively are connected through the linkage devices, and the linkage devices can adjust the relative positions of the two chimney tube sections. The construction connecting device can completely meet the technological requirements for splicing the large-scale glass fiber reinforced chimney in an on-site mode and meanwhile overcome various defects caused by conventional holing and steel wire rope threading.
Description
Technical field
The utility model relates to thermal power generation field, is specifically related to the chimney in steam power station.
Background technology
At present, the chimney internal cylinder in power plant is all made such as steel, concrete etc. substantially, less employing fiber glass reinforced plastic chimney.Engineering Projects only limited to the small-sized chimney of part chemical plant, iron and steel works and small power station in the past, and large glass steel stack does not still have case history.Along with the popularization in generation engineering at home of fiber glass reinforced plastic chimney technology, large glass steel stack will more and more be applied.
For interim connection of cylinder section construction of fiber glass reinforced plastic chimney, the common practices of small-size glass steel stack is to open several holes in cylinder section end, and reeve in hole utilizes wire rope that upper doffing section is coupled together.And large glass steel stack is from great, installation accuracy is high, and the requirement of interface is also higher, and the method for the reeve that punches is used in large-scale chimney and cannot meets the demands.
And there are a lot of defects in the cylinder segment interface temporary construction method of attachment of small-size glass steel stack in the past: 1. perforate is the destruction to cylindrical shell, can cause certain weakening to stack shell intensity, leaves potential safety hazard; 2. wire rope regulates difficulty, and alignment error is large, affects the precision of joint; 3. the aperture local pressure of reeve, stress raisers, when cylinder section weight is excessive, there is the potential safety hazard of stress destruction in aperture; 4. the rigidity of wire rope own is limited, cannot guarantee that doffing section relative position fixes, and is subject to external disturbance in work progress, very easily produce upper doffing section relative displacement, affect hand and stick with paste solidifying of joint, reduce strength of joint, and finally affect the safety of chimney integral body.
Utility model content
The purpose of this utility model is to provide a kind of reliable construction linkage, can meet the technical requirements of the on-the-spot splicing of large glass steel stack completely, overcomes the various defects of conventional perforate reeve simultaneously.
For achieving the above object, according to one side of the present utility model, a kind of construction linkage of fiber glass reinforced plastic chimney splicing is provided, described fiber glass reinforced plastic chimney consists of a plurality of chimney cylinder sections, it is characterized in that, described construction linkage comprises steel-support ring, the joints of steel-support interannular, and along a plurality of coupling arrangements of described steel-support ring circle distribution, wherein, described steel-support ring connects into a complete annulus by a plurality of arc sections by described joints and binds round on chimney cylinder section outside, the steel-support ring binding round respectively on two chimney cylinder section outsides connects by described coupling arrangement, and described coupling arrangement can be adjusted the relative position of two chimney cylinder sections.
Preferably, described joints consists of bolt and flange, the end of described flange and described steel-support ring welds together, when described steel-support ring is mounted to described chimney cylinder section, the end of described flange and described steel-support ring welds together, when described steel-support ring is mounted to described chimney cylinder section, by described bolt, the flange of steel-support ring end is connected to realize that described steel-support ring is fixed to chimney cylinder section.Preferably, described coupling arrangement comprises hanger, U-shaped nut, bearing pin, pull bar and turnbuckle, described hanger is integral with described steel-support ring and is connected with one end of described U-shaped nut via described bearing pin, described pull bar one end is connected with the other end of described U-shaped nut, when two chimney cylinder sections are mutually close, the other end of described pull bar is connected with described turnbuckle, thereby by regulating described turnbuckle to adjust the relative position of doffing section on fiber glass reinforced plastic chimney.
Preferably, the cross section of described steel-support ring is box, or " work " font, or "
" type.
Preferably, fiber glass reinforced plastic chimney splicing step comprises:
Upper and lower two steel-support rings are separately fixed in the fiber glass reinforced plastic chimney top cylinder section and doffing section that needs to connect;
By the lifting of top cylinder section, doffing section is hauled to top cylinder section;
The coupling arrangement that installation consists of hanger, U-shaped nut, bearing pin, pull bar and turnbuckle, couples together upper and lower two steel-support rings, and doffing section is sling;
By the relative position of doffing section in turnbuckle adjustment, to verticality, gap, all meet the demands;
Top cylinder section and doffing segment interface are carried out to the operation of hand paste; And
Until hand, stick with paste strength of joint and reach after requirement, remove steel-support ring and coupling arrangement.
Fiber glass reinforced plastic chimney joining method of the present utility model and construction linkage without perforate, to the stack shell of fiber glass reinforced plastic chimney without any damage.Whole device adopts easy-to-dismount securing member to connect, and during construction, without welding, dismounting is convenient, and speed of application is fast, and whole device can Reusability.There is regulating power, can do fine adjustment to the relative position of upper doffing section, improve the assembly precision of chimney.Each scantling can be definite according to need to being adjusted of concrete engineering, and flexibility is good.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of construction linkage of the present utility model while being arranged on the top cylinder of fiber glass reinforced plastic chimney and doffing.
Fig. 2 is the schematic diagram that the A-A line along figure Fig. 1 dissects.
Fig. 3 is the partial view of the coupling part between top cylinder and doffing.
Fig. 4 is the structural representation sectional view of the joints of steel-support ring.
The specific embodiment
Below with reference to accompanying drawing, preferred embodiment of the present utility model is elaborated, so that clearer, understands the purpose of this utility model, feature and advantage.It should be understood that embodiment shown in the drawings is not the restriction to the utility model scope, and just for the connotation of technical solutions of the utility model is described.
Explanation of technical terms
Fiber glass reinforced plastic chimney: adopting glass fiber reinforced plastic is the chimney that material is manufactured, and fiber glass reinforced plastic chimney needs sectional making, then on-the-spot splicing, finally forms the smoke evacuation cylinder that length is very long.In general, length can reach 200～300 meters.
Fiber glass reinforced plastic chimney needs on-the-spot splicing piecemeal, during construction, first take measures upper and lower two fiber glass reinforced plastic chimney cylinder sections of need splicing to be fixed, then manual pasting operation is done in butt joint, finally etc. paste joint in one's hands solidifies, when intensity reaches designing requirement, remove temporary fixed member or device, so far upper and lower two cylinder sections just connect into as a whole.In this splicing, by upper and lower two cylinder sections temporary fixed be a key link, should meet following requirement: (1) does not affect hand and sticks with paste working space; (2) device, the instrument adopting installed at the scene, convenient disassembly; (3) there is regulating power, while making the docking of doffing section, can adjust concentricity, gap, verticality; (4) there is certain intensity, can bear the joint load of construction period; (5) have certain rigidity, in assurance, doffing section relative position is fixed, and avoids hand to stick with paste joint and is disturbed in solidification process.
The construction linkage of fiber glass reinforced plastic chimney splicing of the present utility model can meet above-mentioned technical requirements.
Fig. 1-4 illustrate the structural representation of the construction linkage 1 of fiber glass reinforced plastic chimney splicing of the present utility model.As shown in Figure 1, this construction linkage 1 forms by the joints of steel-support ring 2, steel-support interannular and along several coupling arrangements (linkage) 20 of steel-support ring circle distribution.Steel-support ring 2 is supporting members of fiber glass reinforced plastic chimney, and hoop, in the outside of the upper and lower cylinder section 5,6 of fiber glass reinforced plastic chimney, plays fixing effect to fiber glass reinforced plastic chimney.Steel-support ring 2 adopts several arc sections to connect into a complete annulus by joints (referring to Fig. 4).In embodiment shown in Fig. 1-4, steel-support ring 2 is spliced by two arc sections, like this dismounting in addition easily.Certainly, steel-support ring 2 also can be comprised of more arc sections.The main box-type section that adopts of steel-support ring 2, or other as " work " font, "
" any suitable section form such as type, the member in this cross section has larger torsional rigidity and stronger stability, is conducive to this and installs overall safe and reliable.
Joints consists of flange 11 and bolt 12, as shown in Figure 4, flange 11 welds together with the end of steel-support ring 2, when steel-support ring 2 is mounted to chimney cylinder section, by tighting a bolt, 12 the flange of steel-support ring end is connected to realize steel-support ring 2 is fixed to corresponding chimney cylinder section.
Connecting the top cylinder section 5 of fiber glass reinforced plastic chimney and the construction order of doffing section 6 is:
Upper and lower two (also can be a plurality of) steel-support rings are separately fixed on the fiber glass reinforced plastic chimney need connecting in doffing section;
By the lifting of top cylinder section, doffing section is hauled to top cylinder section;
Coupling arrangement is installed, upper and lower two steel-support rings is coupled together, and doffing section is sling;
By the relative position of doffing section in turnbuckle adjustment, to verticality, gap, all meet the demands;
Top cylinder section and doffing segment interface are carried out to the operation of hand paste; And
Until hand, stick with paste strength of joint and reach after requirement, remove the linkage being formed by steel-support ring, coupling arrangement and turnbuckle etc., proceed to next joint operation.
The utility model is that the construction linkage tool of the on-the-spot splicing of fiber glass reinforced plastic chimney has the following advantages:
(1) without perforate, to the stack shell of fiber glass reinforced plastic chimney without any damage;
(2) whole device adopts easy-to-dismount securing member to connect, and during construction, without welding, dismounting is convenient, and speed of application is fast, and whole device can Reusability;
(3) can determine as required coupling arrangement quantity and position, the intensity of whole device, rigidity are met the demands, the relative position of doffing section is fixedly secured, be conducive to hand and stick with paste steadily solidifying of joint;
(4) there is regulating power, can do fine adjustment to the relative position of upper doffing section, improve the assembly precision of chimney;
(5) each scantling of this device can be definite according to need to being adjusted of concrete engineering, and flexibility is good;
(6) form of structure of this device and feature, guarantee that it has higher safety than conventional ways such as perforate reeves.
Below described preferred embodiment of the present utility model in detail, but it will be appreciated that, after having read above-mentioned instruction content of the present utility model, those skilled in the art can make various changes or modifications the utility model.These equivalent form of values fall within the application's appended claims limited range equally.
Claims (4)
1. the construction linkage of fiber glass reinforced plastic chimney splicing, described fiber glass reinforced plastic chimney consists of a plurality of chimney cylinder sections, it is characterized in that, described construction linkage comprises steel-support ring, the joints of steel-support interannular, and along a plurality of coupling arrangements of described steel-support ring circle distribution, wherein, described steel-support ring connects into a complete annulus by a plurality of arc sections by described joints and binds round on chimney cylinder section outside, the steel-support ring binding round respectively on two chimney cylinder section outsides connects by described coupling arrangement, and described coupling arrangement can be adjusted the relative position of two chimney cylinder sections.
2. construction linkage as claimed in claim 1, it is characterized in that, described joints consists of bolt and flange, the end of described flange and described steel-support ring welds together, when described steel-support ring is mounted to described chimney cylinder section, by described bolt, the flange of steel-support ring end is connected to realize that described steel-support ring is fixed to chimney cylinder section.
3. construction linkage as claimed in claim 1, it is characterized in that, described coupling arrangement comprises hanger, U-shaped nut, bearing pin, pull bar and turnbuckle, described hanger is integral with described steel-support ring and is connected with one end of described U-shaped nut via described bearing pin, described pull bar one end is connected with the other end of described U-shaped nut, when two chimney cylinder sections are mutually close, the other end of described pull bar is connected with described turnbuckle, thereby by regulating described turnbuckle to adjust the relative position of doffing section on fiber glass reinforced plastic chimney.
4. construction linkage as claimed in claim 1, is characterized in that, the cross section of described steel-support ring is box, or " work " font, or "
" type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320527354.2U CN203430133U (en) | 2013-08-27 | 2013-08-27 | Construction connecting device for splicing glass fiber reinforced plastic chimney |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320527354.2U CN203430133U (en) | 2013-08-27 | 2013-08-27 | Construction connecting device for splicing glass fiber reinforced plastic chimney |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203430133U true CN203430133U (en) | 2014-02-12 |
Family
ID=50059181
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320527354.2U Withdrawn - After Issue CN203430133U (en) | 2013-08-27 | 2013-08-27 | Construction connecting device for splicing glass fiber reinforced plastic chimney |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203430133U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103410369A (en) * | 2013-08-27 | 2013-11-27 | 中国电力工程顾问集团华东电力设计院 | Glass reinforced plastic chimney splicing method and construction connection device |
| CN105805108A (en) * | 2016-05-09 | 2016-07-27 | 江苏格普新材料有限公司 | Glass fiber reinforced plastics chimney double-fixing structure |
| CN105805438A (en) * | 2016-05-09 | 2016-07-27 | 江苏格普新材料有限公司 | Glass fiber reinforced plastics chimney fixing structure |
| CN106322414A (en) * | 2015-07-10 | 2017-01-11 | 大唐环境产业集团股份有限公司 | Quick connection structure for glass fiber reinforced plastic chimney |
| CN107829595A (en) * | 2017-10-26 | 2018-03-23 | 刘家良 | Adjust the device of chimney internal cylinder concentricity |
-
2013
- 2013-08-27 CN CN201320527354.2U patent/CN203430133U/en not_active Withdrawn - After Issue
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103410369A (en) * | 2013-08-27 | 2013-11-27 | 中国电力工程顾问集团华东电力设计院 | Glass reinforced plastic chimney splicing method and construction connection device |
| CN103410369B (en) * | 2013-08-27 | 2016-04-13 | 中国电力工程顾问集团华东电力设计院有限公司 | Fiber glass reinforced plastic chimney joining method and construction connection device |
| CN106322414A (en) * | 2015-07-10 | 2017-01-11 | 大唐环境产业集团股份有限公司 | Quick connection structure for glass fiber reinforced plastic chimney |
| CN106322414B (en) * | 2015-07-10 | 2019-12-03 | 大唐环境产业集团股份有限公司 | A kind of quick connection structure of fibreglass epoxy stove-pipe |
| CN105805108A (en) * | 2016-05-09 | 2016-07-27 | 江苏格普新材料有限公司 | Glass fiber reinforced plastics chimney double-fixing structure |
| CN105805438A (en) * | 2016-05-09 | 2016-07-27 | 江苏格普新材料有限公司 | Glass fiber reinforced plastics chimney fixing structure |
| CN107829595A (en) * | 2017-10-26 | 2018-03-23 | 刘家良 | Adjust the device of chimney internal cylinder concentricity |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140212 Effective date of abandoning: 20160413 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |