CN210242479U - Cooling tower component and cooling tower - Google Patents
Cooling tower component and cooling tower Download PDFInfo
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- CN210242479U CN210242479U CN201921213157.7U CN201921213157U CN210242479U CN 210242479 U CN210242479 U CN 210242479U CN 201921213157 U CN201921213157 U CN 201921213157U CN 210242479 U CN210242479 U CN 210242479U
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Abstract
The utility model provides a cooling tower component and cooling tower. This cooling tower component includes horizontal pole (1), first down tube (2) and second down tube (3), the first end in horizontal pole (1) is connected in first down tube (2), the second end in horizontal pole (1) is connected in second down tube (3), the one end fixed connection that horizontal pole (1) were kept away from in first down tube (2) and second down tube (3) is in the same place, form triangle-shaped installation unit, be connected with first connection structure between the first end of horizontal pole (1) and first down tube (2), be connected with second connection structure between the second end of horizontal pole (1) and second down tube (3), first connection structure can and the second connection structure between realize butt joint fixed connection. According to the utility model discloses a cooling tower component, simple structure, it is convenient to connect, can reduce on-the-spot welding work load, improves installation accuracy and installation effectiveness.
Description
Technical Field
The utility model relates to a large-scale cooling tower technical field of power plant, concretely relates to cooling tower component and cooling tower.
Background
The cooling tower of the traditional thermal power plant is usually of a reinforced concrete structure, and the cooling tower of the structure has larger weight and obvious earthquake action. A large amount of concrete structures are adopted in the tower body, which is not in accordance with the national development concept of green and environmental protection. In recent years, with the development of air cooling technology, the cooling system of a power plant starts to adopt an indirect air cooling system with zero water resource loss, and when the indirect air cooling system works normally, the inside of a cooling tower is in a dry environment, so that corrosion prevention of a steel structure is facilitated. Compared with a reinforced concrete structure tower, the steel structure cooling tower has the advantages of environmental protection, good economy, good anti-seismic performance, high reliability, short construction period and the like, and has better application prospect. Along with the adjustment of national industrial policies, the steel structure cooling tower of green environmental protection is gradually used in each power plant.
At present, steel structure air cooling towers which are finished in China mostly adopt angle steel lattice type components, joint joints adopt a large number of gusset plates, the gusset plates are connected through welding, and the field welding workload is very large. When the plate is installed in the air, the positioning difficulty of the plate is high.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a cooling tower component and cooling tower, simple structure, it is convenient to connect, can reduce on-the-spot welding work load, improves installation accuracy and installation effectiveness.
For solving the technical problem, as an aspect of the utility model provides a cooling tower component, including horizontal pole, first down tube and second down tube, first one end at the horizontal pole is connected to first down tube, and the second end at the horizontal pole is connected to the second down tube, and the one end fixed connection that the horizontal pole was kept away from to first down tube and second down tube forms triangle-shaped installation unit together, is connected with first connection structure between the first end of horizontal pole and the first down tube, is connected with second connection structure between the second end of horizontal pole and the second down tube, first connection structure can with realize butt joint fixed connection between the second connection structure.
Preferably, the first connecting structure comprises an upper connecting rod and a mechanical connecting rod, the upper connecting rod is connected between the first end of the cross rod and the first inclined rod, the mechanical connecting rod is arranged at the outer end of the upper connecting rod, the connecting end of the mechanical connecting rod is provided with a connecting plate, and the connecting plate is provided with a bolt connecting hole; the second connecting structure comprises a mechanical connecting rod, the mechanical connecting rod is connected to the second end of the cross rod and the second inclined rod, and a connecting plate is arranged at the connecting end of the mechanical connecting rod and the second inclined rod.
Preferably, the upper connecting rod forms a rectangular frame, and the upper connecting rod, the cross rod, the first inclined rod and the mechanical connecting rod are welded and fixed together through the welding hollow balls; the mechanical connecting rod and the cross rod are welded and fixed together through the welding hollow ball.
Preferably, an installation auxiliary rod is connected between the cross rod and the first inclined rod; and/or an installation auxiliary rod is connected between the cross rod and the second inclined rod.
Preferably, the first diagonal rod and the second diagonal rod are fixedly connected through a lower connecting rod.
Preferably, the cross bar, the first diagonal bar and the second diagonal bar are all made of steel pipes to form a lattice member.
Preferably, the cross-section of the cross-bar, the first diagonal bar and the second diagonal bar is rectangular or trapezoidal.
Preferably, the diameter of the hollow welding ball between the upper connecting rod and the mechanical connecting rod is larger than that of the hollow welding ball between the mechanical connecting rod and the cross rod.
According to another aspect of the present application, there is provided a cooling tower comprising the above-described cooling tower member, a plurality of the cooling tower members being combined with each other to form an annular cooling tower.
Preferably, the first connecting structure of the cooling tower component is fixedly connected with the second connecting structure of the adjacent cooling tower component through bolts, the second connecting structure of the cooling tower component is fixedly connected with the first connecting structure of the adjacent cooling tower component through bolts, and the bottom of the cooling tower component is welded and fixed with the cooling tower component below.
Compared with the prior art, the technical scheme of the application has the following advantages:
compare with traditional angle steel lattice formula cooling tower, the steel pipe lattice formula cooling tower that this application adopted has adopted steel tubular construction, adopts the welding clean shot to carry out being connected between the steel pipe, has reduced the connected node board in node district, has reduced the steel volume. The steel pipe lattice type cooling tower assembly type assembly connection technology adopts an assembly method to ensure the installation requirements of ground assembly and space hoisting, and the connection method of bolt connection and welding combination adopted by the steel pipe lattice type cooling tower assembly type assembly connection technology improves the installation precision and the construction speed and ensures the structure installation precision.
Drawings
Fig. 1 is a schematic perspective view of a cooling tower according to an embodiment of the present invention;
FIG. 2 is a perspective view of a diagonal member of a cooling tower according to an embodiment of the present invention;
FIG. 3 is a first structural schematic diagram of a cross-section of a rod member of a cooling tower structure according to an embodiment of the present invention;
FIG. 4 is a second structural schematic diagram of a cross-section of a rod member of a cooling tower structure according to an embodiment of the present invention;
FIG. 5 is a schematic structural view of a cooling tower component according to an embodiment of the present invention;
fig. 6 is a schematic diagram of a splicing node structure of a cooling tower member according to an embodiment of the present invention.
Reference numbers in the figures: 1. a cross bar; 2. a first diagonal member; 3. a second diagonal member; 4. an upper connecting rod; 5. a mechanical connecting rod; 6. a connecting plate; 7. a lower connecting rod; 8. welding the hollow spheres; 9. installing an auxiliary rod; 10. a cooling tower member; 11. a lower layer field connecting rod; 12. a node field connecting rod; 13. and (4) bolts.
Detailed Description
The embodiments of the invention are described in detail below, but the invention can be implemented in many different ways, which are defined and covered by the claims.
Please refer to fig. 1 to 6, according to an embodiment of the present invention, the cooling tower component includes a cross rod 1, a first slanting rod 2 and a second slanting rod 3, the first slanting rod 2 is connected to a first end of the cross rod 1, the second slanting rod 3 is connected to a second end of the cross rod 1, one ends of the first slanting rod 2 and the second slanting rod 3, which are far away from the cross rod 1, are fixedly connected together to form a triangle-shaped installation unit, a first connection structure is connected between the first end of the cross rod 1 and the first slanting rod 2, a second connection structure is connected between the second end of the cross rod 1 and the second slanting rod 3, and the first connection structure and the second connection structure can be connected in a butt joint manner.
The utility model provides a cooling tower component, both ends at horizontal pole 1 are formed with first connection structure and second connection structure respectively, and can realize butt joint fixed connection between first connection structure and the second connection structure, consequently can make up each other and form the cooling tower between a plurality of cooling tower components, packaging structure is simple, can accomplish the production and processing of cooling tower component on ground, then be in the same place cooling tower component erection joint at the scene, thereby realize partial welding, the connected mode that partial mechanical connection combined together, on-the-spot welding work load can be reduced, improve the installation accuracy of cooling tower component, accelerate the construction speed, reduce the construction degree of difficulty, reduce engineering cost.
The first connecting structure comprises an upper connecting rod 4 and a mechanical connecting rod 5, the upper connecting rod 4 is connected between the first end of the cross rod 1 and the first inclined rod 2, the mechanical connecting rod 5 is arranged at the outer end of the upper connecting rod 4, a connecting plate 6 is arranged at the connecting end of the mechanical connecting rod 5, and a bolt connecting hole is formed in the connecting plate 6; the second connection structure comprises a mechanical connection rod 5, the mechanical connection rod 5 is connected to the second end of the cross rod 1 and the second inclined rod 3, and a connection plate 6 is arranged at the connection end of the mechanical connection rod 5 and the second inclined rod 3. This connecting plate 6 can make things convenient for the concatenation location between the cooling jacket component, improves the installation accuracy, reduces the installation degree of difficulty, conveniently sets up bolted connection hole simultaneously on connecting plate 6 to be convenient for realize the bolted connection between the cooling tower component, connection structure is simple and convenient, can effectively improve the construction speed.
The upper connecting rod 4 forms a rectangular frame, and the upper connecting rod 4, the cross rod 1, the first inclined rod 2 and the mechanical connecting rod 5 are welded and fixed together through a welding hollow ball 8; the mechanical connecting rod 5 and the cross rod 1 are welded and fixed together through a welding hollow ball 8. Adopt welding hollow ball 8 to weld, can conveniently lead to a plurality of rod structure welding and same node position not real with a plurality of rod structure welding when having avoided a plurality of rod structure welding and same node position simultaneously easily, the relatively poor problem of welding quality has guaranteed the connection reliability between a plurality of rod structure effectively through welding hollow ball 8. In this embodiment, the upper connecting rod 4 and the cross rod 1, the first diagonal rod 2 and the mechanical connecting rod 5 meet at the center of the welded hollow sphere 8.
The stiffening plate can be additionally arranged on the welding hollow ball, or the stiffening plate is not arranged on the welding hollow ball, and the welding hollow ball can be selected according to actual needs.
The rectangle frame that upper portion connecting rod 4 formed can also add extra upper portion connecting rod 4 on the diagonal to further strengthen the joint strength between upper portion connecting rod 4, improve connection structure's steadiness and reliability.
An installation auxiliary rod 9 is connected between the cross rod 1 and the first inclined rod 2; and/or an auxiliary mounting rod 9 is connected between the cross rod 1 and the second inclined rod 3. Through add installation auxiliary rod 9 between horizontal pole 1 and first down tube 2 or horizontal pole 1 and second down tube 3, can utilize installation auxiliary rod 9 to improve the steadiness of the connection structure between horizontal pole 1 and the down tube to keep the hoist and mount stability of cooling tower component, effectively strengthen the structural strength of cooling tower component.
The first diagonal rod 2 and the second diagonal rod 3 are fixedly connected through a lower connecting rod 7. In this embodiment, the lower connecting rod 7 fixedly connects the first diagonal rod 2 and the second diagonal rod 3 together by welding, so that a stable triangular mounting unit can be formed among the cross rod 1, the first diagonal rod 2 and the second diagonal rod 3, and the structural stability and reliability of the cooling tower component are ensured.
The cross rod 1, the first inclined rod 2 and the second inclined rod 3 are all made of steel pipes to form a lattice type component. This application divides the limb as component batten strip and component with the circular steel tube, and every cooling tower component all adopts steel pipe lattice formula component, and batten strip and branch limb adopt to pass through welded connecing mutually and connect to reduced the gusset quantity of current angle steel lattice component in the node area, reduced welding work volume, reduced the assembly degree of difficulty, improved assembly efficiency.
The cross section of the cross bar 1, the first inclined bar 2 and the second inclined bar 3 is rectangular or trapezoidal.
And the diameter of the welding hollow ball 8 between the upper connecting rod 4 and the mechanical connecting rod 5 is larger than that of the welding hollow ball 8 between the mechanical connecting rod 5 and the cross rod 1. The purpose of design so lies in, when combining the cooling tower component together, because the characteristic of down tube structure, the protrusion height of the body of rod in the first down tube 2 and the 3 outside of second down tube is the protrusion height that is less than its inboard body of rod, consequently when welding the cooling tower component with below and fix, when the outside body of rod contacted with the welding clean ball 8 of below cooling tower component, because the protrusion length of the inboard body of rod is less, therefore the inboard body of rod can't fully contact with welding clean ball 8, can lead to the inboard body of rod can't fully weld with welding clean ball 8. The diameter of two welded hollow spheres 8 corresponding to the inner side rod body is designed to be larger than the diameter of other welded hollow spheres 8, so that the inner side rod body and the outer side rod body below the cooling tower component can be fully contacted with the corresponding welded hollow spheres 8, and the welding quality between the cooling tower component and the cooling tower component below the cooling tower component is ensured.
According to the embodiment of the application, the cooling tower comprises the cooling tower component 10, and a plurality of cooling tower components 10 are combined with one another to form the annular cooling tower.
The cooling tower of this application is rotational symmetry's cylinder casing, and the down tube of steel pipe lattice formula component arranges along steel construction cooling tower outer wall slant, and the horizontal pole 1 of steel pipe lattice formula component arranges along the cooling tower hoop. The cross sections of the inclined rod and the cross rod are rectangular or isosceles trapezoid, and the inner surface and the outer surface of the rod piece are parallel.
The first connecting structure of the cooling tower component 10 is fixedly connected with the second connecting structure of the adjacent cooling tower component 10 by bolts, the second connecting structure of the cooling tower component 10 is fixedly connected with the first connecting structure of the adjacent cooling tower component 10 by bolts, and the bottom of the cooling tower component 10 is welded and fixed with the cooling tower component 10 below.
When the structure is installed, 2 inclined rods and 1 transverse rod are taken as an assembly unit, namely the cooling tower component. The inclined rod and the cross rod 1 are connected with the upper connecting rod 4 into a whole through a welded hollow ball joint, the inclined rod and the inclined rod are connected into a whole through the lower connecting rod 7 to form an assembly unit, and the assembly unit can be used for hoisting a cooling tower.
The adjacent assembly units are firstly connected with the mechanical connecting rod 5 through the bolt 13 to play a positioning role, then the inclined rod of the upper assembly unit is connected with the cross rod of the lower assembly unit through welding, and finally the lower on-site connecting rod 11 is welded. Between the assembly units of the same height, after the adjacent mechanical connection rods 5 are in butt connection, the node field connection rod 12 may be welded between the welded hollow spheres belonging to different assembly units, thereby further enhancing the connection strength between the adjacent assembly units. Through partial mechanical connection and partial welding, the unit installation precision can be improved, the field welding workload is reduced, and the labor intensity of operators in the installation process is reduced.
Compared with the traditional angle steel lattice type cooling tower, the steel tube lattice type cooling tower adopts a steel tube structure with large domestic use amount, the steel tubes are connected by adopting the welded hollow spheres, and the joint plates in the joint areas are connected, so that the steel consumption is reduced. The steel tube lattice type cooling tower assembly type assembly connection technology adopts an assembly method to ensure the installation requirements of ground assembly and space hoisting, and the connection method of bolt connection and welding combination adopted by the steel tube lattice type cooling tower assembly type assembly connection technology improves the installation precision and the construction speed and ensures the structure installation precision.
When the cooling tower is assembled, firstly, structures required for assembling cooling tower components, such as the cross rod 1, the first inclined rod 2, the second inclined rod 3 and the like, are machined on the ground according to a design scheme, then the machined structures are assembled into the cooling tower components, and the cooling tower components are assembled and welded into an assembly unit.
Then hoisting the assembly unit on the construction site, positioning the assembly unit through the mechanical connecting rod 5, positioning and fixing the assembly unit through the mechanical connecting rod 5 by using a high-strength bolt, welding the diagonal rod limbs and the welding hollow spheres 8 of the lower-layer assembly unit into a whole, finally welding the lower-layer on-site connecting rod 11 and the node on-site connecting rod 12, and repeating the processes until all the assemblies are completely installed.
In the installation process, the cooling tower components are all processed in a factory, the assembly units are assembled on the ground of a construction site, and when the assembly units are hoisted, the mode of mechanical connection positioning and partial welding installation is adopted, so that the construction and installation speed is increased, the installation precision is ensured, a large amount of manpower and material resources are saved, and better social benefits and economic benefits can be obtained.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921213157.7U CN210242479U (en) | 2019-07-30 | 2019-07-30 | Cooling tower component and cooling tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921213157.7U CN210242479U (en) | 2019-07-30 | 2019-07-30 | Cooling tower component and cooling tower |
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| Publication Number | Publication Date |
|---|---|
| CN210242479U true CN210242479U (en) | 2020-04-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921213157.7U Active CN210242479U (en) | 2019-07-30 | 2019-07-30 | Cooling tower component and cooling tower |
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| CN (1) | CN210242479U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112282442A (en) * | 2020-11-12 | 2021-01-29 | 华电重工股份有限公司 | Cooling Tower |
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2019
- 2019-07-30 CN CN201921213157.7U patent/CN210242479U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112282442A (en) * | 2020-11-12 | 2021-01-29 | 华电重工股份有限公司 | Cooling Tower |
| CN112282442B (en) * | 2020-11-12 | 2024-09-24 | 华电重工股份有限公司 | Cooling tower |
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| GR01 | Patent grant | ||
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| CP03 | Change of name, title or address |
Address after: 100013 Beijing, North Third Ring Road, No. 30 East Road, Chaoyang District Patentee after: China Construction Research Technology Co.,Ltd. Country or region after: China Patentee after: Shuangliang Eco-Energy Systems Co.,Ltd. Address before: 100013 Beijing, North Third Ring Road, No. 30 East Road, Chaoyang District Patentee before: CABR TECHNOLOGY Co.,Ltd. Country or region before: China Patentee before: Shuangliang Eco-Energy Systems Co.,Ltd. |
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| CP03 | Change of name, title or address |