CN211352058U - Flexible straight converter valve tower for offshore platform - Google Patents
Flexible straight converter valve tower for offshore platform Download PDFInfo
- Publication number
- CN211352058U CN211352058U CN201922307671.3U CN201922307671U CN211352058U CN 211352058 U CN211352058 U CN 211352058U CN 201922307671 U CN201922307671 U CN 201922307671U CN 211352058 U CN211352058 U CN 211352058U
- Authority
- CN
- China
- Prior art keywords
- valve
- valve tower
- pull rod
- tower
- converter valve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/60—Arrangements for transfer of electric power between AC networks or generators via a high voltage DC link [HVCD]
Landscapes
- Vibration Prevention Devices (AREA)
Abstract
The utility model discloses a gentle straight converter valve tower that offshore platform used, including the valve layer of two above upper and lower interval arrangements, through the pull rod insulator between the layer between the two adjacent valve layers, realize the flexonics between two valve layers. The flexible straight converter valve tower is a suspension type valve tower, is suspended on a converter valve hall top plate through a valve tower pull rod insulator, and is further provided with a hydraulic damping shock absorber between the valve tower pull rod insulator and the converter valve hall top plate. Valve tower pull rod insulator and interlayer pull rod insulator load core stick are all epoxy glass fiber, have certain flexibility simultaneously on guaranteeing that gentle straight converter valve tower has the basis of relative rigidity, have reduced the relative rocking between valve tower and the valve layer, have strengthened the anti-seismic ability of valve tower and the marine platform anti-sway, the impact energy that arouses in transportation and hoist and mount process, have reduced the weight, cost and the volume of gentle straight converter valve tower.
Description
Technical Field
The utility model belongs to the technical field of flexible direct current transmission converter valve, concretely relates to gentle direct converter valve tower that offshore platform used.
Background
China is a large ocean country, and has a sea area of more than 300 ten thousand square kilometers and a coastline of 18000 kilometers in length. The offshore wind power has the characteristics of abundant resources, high power generation utilization time, no land occupation and suitability for large-scale development. With the development of deep sea wind power technology, more offshore wind energy resources can be utilized. The flexible direct current transmission has the advantages of small occupied area, compact structure, modular structure, easiness in construction, small environmental influence, flexibility in control, no limitation of transmission distance and the like, and has obvious advantages in the aspect of offshore wind farm access.
The offshore platform is high in manufacturing cost, and meanwhile, the offshore platform is influenced by external environments such as wind waves and tides in the shipping, transporting and installing processes and the subsequent operation process, so that the offshore platform is required to be light in weight, small in occupied area and better in vibration and deformation resistance; in the conventional flexible straight converter valve hall on land, due to the fact that the number of flexible straight converter valve towers is large, a single flexible straight converter valve tower is heavy in weight and large in size, a general converter valve tower is of a supporting structure and is installed on the ground of the converter valve hall, and the cost rise of the valve hall caused by a suspension mode is avoided. Meanwhile, the valve tower of the converter valve adopts a supporting structure, so that the problems that the supporting structure of the valve tower of the converter valve is heavy in weight, large in volume, poor in rigid support anti-seismic performance and the like are caused.
Disclosure of Invention
The utility model provides a gentle straight converter valve tower that offshore platform used fully considers offshore platform's characteristics, overcomes prior art's defect, provides a gentle straight converter valve tower that anti-vibration and anti deformability are good.
In order to achieve the above object, the utility model relates to a gentle straight converter valve tower that offshore platform used, including the valve layer of interval arrangement about at least two, through the pull rod insulator flexonics between the adjacent valve layer, gentle straight converter valve tower suspends in midair on valve room roof through valve tower pull rod insulator.
Furthermore, a damping shock absorber is connected between the valve tower pull rod insulator and the valve hall top plate.
Furthermore, the upper end of the damping shock absorber is fixedly connected with the valve hall top plate by adopting a bolt type structure, the lower end of the damping shock absorber is in threaded connection with the upper end of the valve tower pull rod insulator, and the lower end of the valve tower pull rod insulator is fixedly connected with the converter valve tower by adopting a bolt structure.
Furthermore, both ends of the interlayer pull rod insulator are fixedly connected with the valve layer by adopting a bolt type structure.
Furthermore, the interlayer pull rod insulators are uniformly arranged with a circle along the circumferential direction of the valve layer.
Furthermore, the bearing core rods of the valve tower pull rod insulator and the interlayer pull rod insulator are made of epoxy resin glass fibers.
Compared with the prior art, the utility model discloses following profitable technological effect has at least:
the utility model discloses utilize offshore platform converter valve room roof and bottom plate all to be the deck, all be the characteristics of the structure that can bear, gentle straight converter valve tower adopts suspension type structure not only can not increase the cost in converter valve room, and in addition because the converter valve tower is changed into suspension type structure by the support type structure, the coarse and heavy support type insulator has been saved, adopt small, light in weight's pull rod insulator, still very big reduction the weight of converter valve tower, volume and cost, the anti-vibration and the anti deformability that improve the converter valve tower.
Furthermore, a damping shock absorber is connected between the valve tower pull rod insulator and a top plate of a valve hall of the converter valve. The damping shock absorber can absorb energy generated when the flexible-straight converter valve tower shakes, so that acceleration and stress of the flexible-straight converter valve tower are reduced, requirements on shock resistance and deformation resistance of the flexible-straight converter valve tower are improved, and damage to the flexible-straight converter valve tower due to shaking is avoided.
Furthermore, the upper end of the damping shock absorber is fixedly connected with the valve hall top plate by adopting a bolt type structure, the lower end of the damping shock absorber is in threaded connection with the upper end of the valve tower pull rod insulator, and the lower end of the valve tower pull rod insulator is fixedly connected with the converter valve tower by adopting a bolt structure. Both ends of the interlayer pull rod insulator are fixedly connected with the valve layers by adopting a bolt type structure, so that the suspension insulator also has certain shearing force while bearing tensile force, and the shaking between the valve layers is reduced.
Furthermore, the bearing core rods of the valve tower pull rod insulator and the interlayer pull rod insulator are made of epoxy resin glass fibers. The material has high strength and rigidity, and good electrical insulation performance, and has certain flexibility on the basis of ensuring that the flexible-straight converter valve tower has relative rigidity, so that the relative shaking between the flexible-straight converter valve tower and a converter valve hall top plate and between a valve layer and the valve layer is reduced, the earthquake resistance of the flexible-straight converter valve tower and the swinging and impact resistance of an offshore platform caused in the transportation and hoisting processes are enhanced, and the weight, the cost and the volume of the flexible-straight converter valve tower are reduced.
Drawings
FIG. 1 is a schematic view of the present invention;
in the drawings: 1-interlayer pull rod insulator; 2-valve tower pull rod insulator; 3- -damping shock absorber; 4- -valve layer; 5- -valve hall ceiling.
Detailed Description
In order to make the purpose and technical scheme of the utility model clearer and more convenient to understand. The present invention will be described in further detail with reference to the following drawings and examples, wherein the specific examples are provided for the purpose of illustration only and are not intended to be limiting.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The offshore platform is of a metal truss structure and generally comprises a converter valve hall consisting of two or more decks and side plates, and a top plate and a bottom plate of the valve hall are of load-bearing steel frame structures.
Referring to fig. 1, a flexible straight converter valve tower for an offshore platform comprises more than two valve layers 4 which are arranged at intervals up and down, and flexible connection between two converter valves is realized between two adjacent valve layers 4 through an interlayer pull rod insulator 1.
The flexible straight converter valve tower is a suspension type valve tower and is suspended on a converter valve hall top plate 5 through a plurality of valve tower pull rod insulators 2.
A damping shock absorber 3 is arranged between the valve tower pull rod insulator 2 and the converter valve hall top plate 5, wherein the damping shock absorber 3 can be a hydraulic damping shock absorber, a spring type damping shock absorber or a disc spring type hydraulic damping shock absorber. When the converter valve hall vibrates in the shipping, hoisting or running process, the damping shock absorber 3 connected between the valve hall top plate 5 and the flexible-straight converter valve tower can absorb the energy generated when the flexible-straight converter valve tower shakes, so that the acceleration and the stress of the flexible-straight converter valve tower are reduced, the requirements on the shock resistance and the deformation resistance of the flexible-straight converter valve tower are improved, and the damage of the flexible-straight converter valve tower caused by shaking is avoided.
One end of the damping shock absorber 3 is fixedly connected with the valve hall top plate 5 by adopting a bolt type structure, the other end of the damping shock absorber 3 is of an internal thread structure and is connected with an external thread arranged at the upper end of the valve tower pull rod insulator 2 by the internal thread, and the lower end of the valve tower pull rod insulator 2 is also connected with the converter valve tower by the bolt structure; both ends of the interlayer pull rod insulator 1 are fixedly connected with the corresponding valve layers 4 by adopting a bolt type structure, so that the suspension insulator also has certain shearing force while bearing tensile force, and the shaking between the valve layers is reduced.
The bearing core rods of the valve tower pull rod insulator 2 and the interlayer pull rod insulator 1 are made of epoxy resin glass fibers, the material has high strength and rigidity, and good electrical insulation performance, and has certain flexibility on the basis of ensuring that the flexible-straight converter valve tower has relative rigidity, so that the space between the flexible-straight converter valve tower and a converter valve hall top plate 5 and the relative shaking between a valve layer 4 and the valve layer 4 are reduced, the earthquake resistance of the flexible-straight converter valve tower and the swing resistance and impact resistance of an offshore platform caused in the transportation and hoisting processes are enhanced, and the weight, cost and volume of the flexible-straight converter valve tower are reduced.
The above contents are only for explaining the technical idea of the present invention, and the protection scope of the present invention cannot be limited thereby, and any modification made on the basis of the technical solution according to the technical idea of the present invention all fall within the protection scope of the claims of the present invention.
Claims (6)
1. The utility model provides a gentle straight converter valve tower that offshore platform used which characterized in that includes valve layer (4) that two at least upper and lower intervals arranged, through interlayer pull rod insulator (1) flexible connection between adjacent valve layer (4), gentle straight converter valve tower suspends in midair on valve room roof (5) through valve tower pull rod insulator (2).
2. Flexible straight converter valve tower for offshore platforms according to claim 1, characterized in that a damping shock absorber (3) is connected between the valve tower pull rod insulator (2) and the valve hall top plate (5).
3. The flexible straight converter valve tower for the offshore platform according to claim 2, wherein the upper end of the damping shock absorber (3) is fixedly connected with the valve hall top plate (5) by adopting a bolt structure, the lower end of the damping shock absorber (3) is in threaded connection with the upper end of the valve tower pull rod insulator (2), and the lower end of the valve tower pull rod insulator (2) is fixedly connected with the converter valve tower by adopting a bolt structure.
4. The flexible straight converter valve tower for the offshore platform as claimed in claim 1, wherein both ends of the interlayer pull rod insulator (1) are fixedly connected with the valve layer (4) by adopting a bolt type structure.
5. Flexible straight converter valve tower for offshore platforms according to claim 1, characterized in that the inter-level tie rod insulators (1) are arranged with a circle evenly along the circumference of the valve layer (4).
6. The flexible straight converter valve tower for the offshore platform according to claim 1, wherein the force-bearing core rods of the valve tower pull rod insulator (2) and the interlayer pull rod insulator (1) are made of epoxy glass fiber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922307671.3U CN211352058U (en) | 2019-12-19 | 2019-12-19 | Flexible straight converter valve tower for offshore platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922307671.3U CN211352058U (en) | 2019-12-19 | 2019-12-19 | Flexible straight converter valve tower for offshore platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211352058U true CN211352058U (en) | 2020-08-25 |
Family
ID=72137260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922307671.3U Active CN211352058U (en) | 2019-12-19 | 2019-12-19 | Flexible straight converter valve tower for offshore platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211352058U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112800560A (en) * | 2021-02-08 | 2021-05-14 | 西安西电电力***有限公司 | Fatigue life assessment method and device for offshore flexible-straight converter valve |
-
2019
- 2019-12-19 CN CN201922307671.3U patent/CN211352058U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112800560A (en) * | 2021-02-08 | 2021-05-14 | 西安西电电力***有限公司 | Fatigue life assessment method and device for offshore flexible-straight converter valve |
| CN112800560B (en) * | 2021-02-08 | 2023-07-07 | 西安西电电力***有限公司 | Fatigue life assessment method and device for offshore soft direct current converter valve |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107600346B (en) | Integral stability control system of water surface floating type photovoltaic power station | |
| CN115180082B (en) | Single column type photovoltaic power generation array platform | |
| CN102285429A (en) | Floating type supporting structure for marine windmill | |
| CN215378812U (en) | Prestressed cable truss photovoltaic support | |
| CN211352058U (en) | Flexible straight converter valve tower for offshore platform | |
| CN113619746B (en) | Four-upright-column semi-submersible offshore floating platform | |
| CN113942618B (en) | Three-upright semi-submersible type offshore floating platform | |
| CN213094109U (en) | X-arranged cable truss photovoltaic support system | |
| CN218816768U (en) | Floating type fan foundation and floating type fan | |
| CN214657186U (en) | Ocean current vibration damper for ocean wind power pile | |
| CN114644089B (en) | Offshore wind and solar complementary power generation system and offshore floating bearing platform | |
| CN212709882U (en) | Offshore floating type wind power generation platform with truss type tower | |
| CN216834186U (en) | Floating type flexible photovoltaic support structure system | |
| CN212865874U (en) | Vibration and frequency modulation device for single-pile tower of offshore wind turbine | |
| CN210768061U (en) | Vibration damper for tower mast structure | |
| CN114560050B (en) | Offshore wind power foundation | |
| CN210653577U (en) | Equipment carrying floating device | |
| CN202787301U (en) | Pre-stress baffle type assembling prefabricated reinforced concrete tower crane foundation | |
| CN111549925A (en) | Composite liquid-particle tuned damping device for vibration reduction of wind power structure | |
| CN114257166A (en) | Construction method of prestressed cable truss photovoltaic support | |
| CN219927936U (en) | Floating type photovoltaic platform with adjustable floating gravity center | |
| CN210007342U (en) | auxiliary device is prevent wind to transmission line | |
| CN215107798U (en) | Spiral shell type tower protection frame | |
| CN219499262U (en) | Photovoltaic system with floating rope structure | |
| CN218161721U (en) | Water damping stay rope vibration damper for power transmission line |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |