CN212032814U - Shock absorption and energy absorption supporting device for valve side lifting seat of converter transformer - Google Patents
Shock absorption and energy absorption supporting device for valve side lifting seat of converter transformer Download PDFInfo
- Publication number
- CN212032814U CN212032814U CN202021031421.8U CN202021031421U CN212032814U CN 212032814 U CN212032814 U CN 212032814U CN 202021031421 U CN202021031421 U CN 202021031421U CN 212032814 U CN212032814 U CN 212032814U
- Authority
- CN
- China
- Prior art keywords
- valve side
- supporting
- converter transformer
- square steels
- energy
- 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
- 238000010521 absorption reaction Methods 0.000 title claims abstract description 30
- 230000035939 shock Effects 0.000 title claims abstract description 18
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 68
- 239000010959 steel Substances 0.000 claims abstract description 68
- 238000013016 damping Methods 0.000 claims abstract description 40
- 238000000034 method Methods 0.000 claims abstract description 6
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 230000000630 rising effect Effects 0.000 abstract description 2
- 230000009466 transformation Effects 0.000 abstract description 2
- 238000006073 displacement reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Images
Landscapes
- Housings And Mounting Of Transformers (AREA)
Abstract
The utility model relates to a converter transformer valve side rising seat shock attenuation energy-absorbing strutting arrangement belongs to power transmission and transformation equipment and makes and maintain technical field. The technical scheme is as follows: the supporting arm (2) is fixed on the converter transformer body (1), the damping cross beam (3) is fixed on the supporting arm (2), one end of each of two supporting square steels (6) is fixed at each of two ends of the damping cross beam (3), the other end of each of the two supporting square steels (6) is fixed on the valve side lifting seat (10), the fixed positions of the two supporting square steels on the valve side lifting seat are close to the valve side sleeve (11), and a triangular structure is formed between the two supporting square steels (6) and the damping cross beam (3); an energy absorption beam (7) is arranged between the two supporting square steels. The utility model discloses can effectively solve converter transformer and transport in the factory, experimental or the scene in-process valve side system bulk strength problem of taking one's place, make the valve side rise seat rigidity and valve side sleeve pipe rigidity phase-match, prevent that the valve side sleeve pipe from taking place the root fracture when earthquake operating mode.
Description
Technical Field
The utility model relates to a converter transformer valve side rising seat shock attenuation energy-absorbing strutting arrangement belongs to power transmission and transformation equipment and makes and maintain technical field.
Background
Along with the development of science and technology, the capacity of power transmission engineering in China is continuously improved, the capacity of a converter transformer is also improved, the current of a valve side sleeve is increased, the diameter of a valve side lifting seat is increased, the overall weight of a valve side outlet system is increased in proportion, the supporting strength of the valve side lifting seat of the existing converter transformer is insufficient, and even the valve side sleeve and the lifting seat fixing bolt are broken.
At present, the conventional reinforcement measure of the valve side lifting seat of the converter transformer is to additionally install a ground support below the valve side lifting seat. The structure can only be used for installing the converter transformer after the converter transformer is in place on the site of the converter station, the floor support structure cannot be installed in the processes of transportation, test and site in-place of the converter transformer in a factory, the strength of the lifting seat on the valve side of the converter transformer cannot be guaranteed in the process, and great potential safety hazards exist.
In addition, the resources of China are concentrated in western regions, and the regions have the characteristics of high seismic intensity and high altitude. The earthquake intensity is high, and a valve side outlet system needs higher mechanical shock strength; the sea level is high, and the sleeve pipe needs higher air clear distance, and the sleeve pipe length is longer promptly, and its weight and moment are bigger, also have higher requirement to the mechanical shock resistance of valve side outlet line system. The existing support structure for the valve side lifting seat of the converter transformer is in hard connection, although the static structural strength of the support structure can be enhanced, the rigidity of the valve side lifting seat of the converter transformer is increased, the rigidity of the valve side lifting seat is not matched with that of a valve side sleeve, when an earthquake occurs, the root of the valve side sleeve is easily broken, and the earthquake-resistant requirement cannot be met.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a converter transformer valve side risees a shock attenuation energy-absorbing strutting arrangement can effectively solve converter transformer and transport, experimental or the scene in-process valve side system bulk strength problem of taking one's place in the factory, makes the valve side rise a rigidity and valve side sleeve pipe rigidity phase-match, prevents that the valve side sleeve pipe from taking place the root fracture when the earthquake operating mode, solves the problem that exists among the background art.
The technical scheme of the utility model is that:
a shock-absorbing and energy-absorbing supporting device for a valve side lifting seat of a converter transformer comprises a converter transformer body, the valve side lifting seat and a valve side sleeve, wherein the valve side lifting seat is arranged on the converter transformer body, and the valve side sleeve is arranged on the valve side lifting seat; it is characterized in that: the lower end of the converter transformer body is provided with a supporting arm, and a damping and energy-absorbing supporting structure is arranged between the supporting arm and the valve side lifting seat; the damping and energy-absorbing support structure comprises a damping cross beam, supporting square steels and an energy-absorbing beam, wherein the damping cross beam is fixed on a supporting arm, one ends of the two supporting square steels are respectively fixed at two ends of the damping cross beam, the other ends of the two supporting square steels are fixed on a valve side lifting seat, the fixed positions of the two supporting square steels on the valve side lifting seat are close to a valve side sleeve, and a triangular structure is formed between the two supporting square steels and the damping cross beam; an energy absorption beam is arranged between the two supporting square steels and comprises two thin square steels and a spring sleeve, one ends of the two thin square steels are fixed on the two supporting square steels respectively, and the other ends of the two thin square steels are connected with the two ends of the spring sleeve through flanges.
The damping beam is composed of I-shaped steel and hydraulic damping sleeves arranged at two ends of the I-shaped steel, the I-shaped steel is fixed on the supporting arms, and the I-shaped steel and the supporting arms are arranged vertically.
The cross section of the supporting square steel is larger than that of the thin square steel.
The triangular structure formed between the two supporting square steels and the damping cross beam is an isosceles triangle.
The valve side lifting seats on the converter transformer body are two arranged up and down, and the shock absorption and energy absorption supporting structures with the same structure are arranged between the two valve side lifting seats and the supporting arms.
The utility model has the advantages that:
(1) the utility model discloses a shock attenuation energy-absorbing bearing structure is wholly fixed on the converter transformer body, has solved the converter transformer and has transported in the factory, experimental or the on-the-spot body support problem of the valve side outlet system of taking one's place the process;
(2) the damping displacement can be generated within a certain safety limit in the vertical direction, the left direction, the right direction, the front direction and the back direction, the system rigidity of the lifting seat and the supporting structure is reduced, the matching performance of the valve side lifting seat and the sleeve on the rigidity is better, and the sleeve is prevented from being cracked at the root;
(3) the two valve side lifting seats which are arranged up and down are respectively provided with respective shock absorption and energy absorption supporting structures which are independent from each other and do not interfere with each other, so that the reliability is improved;
(4) under a normal state, the supporting square steel and the damping cross beam can provide enough support for the valve side lifting seat;
(5) under the working conditions of general vibration and minor earthquake, the energy-absorbing and anti-seismic effects can be achieved by utilizing the elasticity of the I-shaped steel in the shock-absorbing beam and the damping displacement of the damping sleeve and the spring sleeve on the energy-absorbing beam;
(6) when extreme earthquake operating mode takes place, the utility model discloses shock attenuation energy-absorbing bearing structure's stress concentration point is on the energy-absorbing roof beam, and the energy-absorbing roof beam will destroy at first, reaches protection valve side lift seat, valve side sleeve pipe and shock attenuation energy-absorbing bearing structure major structure's purpose, and the energy-absorbing roof beam is easily changed after destroying.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a shock-absorbing and energy-absorbing support structure;
in the figure: the converter transformer comprises a converter transformer body 1, a supporting arm 2, a damping crossbeam 3, I-shaped steel 4, a hydraulic damping sleeve 5, supporting square steel 6, an energy absorption beam 7, thin square steel 8, a spring sleeve 9, a valve side lifting seat 10 and a valve side sleeve 11.
Detailed Description
The invention will be further explained by way of example with reference to the accompanying drawings.
Referring to the attached drawings 1 and 2, the shock-absorbing and energy-absorbing support device for the valve side lifting seat of the converter transformer comprises a converter transformer body 1, a valve side lifting seat 10 and a valve side sleeve 11, wherein the valve side lifting seat 10 is arranged on the converter transformer body 1, and the valve side sleeve 11 is arranged on the valve side lifting seat 10; it is characterized in that: the lower end of the converter transformer body 1 is provided with a supporting arm 2, and a damping and energy-absorbing supporting structure is arranged between the supporting arm 2 and the valve side lifting seat 10; the damping and energy-absorbing support structure comprises a damping cross beam 3, supporting square steels 6 and an energy-absorbing beam 7, wherein the damping cross beam 3 is fixed on a support arm 2, one ends of the two supporting square steels 6 are respectively fixed at two ends of the damping cross beam 3, the other ends of the two supporting square steels 6 are both fixed on a valve side lifting seat 10, the fixed positions of the two supporting square steels 6 on the valve side lifting seat 10 are close to a valve side sleeve 11, and a triangular structure is formed between the two supporting square steels 6 and the damping cross beam 3; an energy absorption beam 7 is arranged between the two supporting square steels 6, the energy absorption beam 7 comprises two thin square steels 8 and a spring sleeve 9, one ends of the two thin square steels 8 are respectively fixed on the two supporting square steels 6, and the other ends of the two thin square steels 8 are connected with the two ends of the spring sleeve 9 through flanges.
In this embodiment, referring to fig. 1 and 2, a support arm 2 is fixed to a converter body 1 by bolts, a damping beam 3 is mounted on the support arm 2, and the damping beam 3 is composed of a semi-open i-steel 4 and a damping hydraulic damping sleeve 5 arranged at an end portion. Two supporting square steels 6 are fixed on the I-shaped steel 4, the two supporting square steels 6 are splayed, and the other ends of the two supporting square steels 6 are fixed on a converter transformer valve side lifting seat 10. An energy absorption beam 7 is arranged between the two supporting square steels 6, the energy absorption beam 7 is composed of two thin square steels 8 and a middle spring sleeve 9, and the thin square steels 8 and the spring sleeve 9 are connected through flanges, so that the disassembly is convenient. The shock absorption cross beam 3, the two splayed supporting square steels 6 and the energy absorption beam 7 form a group of shock absorption and energy absorption supporting structures, and the upper valve side lifting seat 10 and the lower valve side lifting seat 10 respectively use a group of shock absorption and energy absorption supporting structures.
Under the normal state, the supporting square steel 6 and the damping cross beam 3 can provide enough support for the valve side lifting seat; under the working conditions of general vibration and minor earthquake, the energy-absorbing and earthquake-resisting effects can be achieved by utilizing the elasticity of the I-shaped steel 4 which is half opened on the shock-absorbing beam 3 and the damping displacement of the damping sleeve 5 and the spring sleeve 9 on the energy-absorbing beam; when an extreme earthquake working condition occurs, the thin square steel 8 on the energy absorption beam 3 is thin, and stress is concentrated on the thin square steel, so that the thin square steel can be firstly damaged, and the functions of resisting earthquake and absorbing energy, and protecting the valve side lifting seat, the valve side sleeve and the support main body of the converter transformer are achieved. The utility model discloses all through flange or bolted connection, convenient the dismantlement between each part of structure.
Claims (5)
1. A shock-absorbing and energy-absorbing supporting device for a valve side lifting seat of a converter transformer comprises a converter transformer body (1), the valve side lifting seat (10) and a valve side sleeve (11), wherein the valve side lifting seat (10) is arranged on the converter transformer body (1), and the valve side sleeve (11) is arranged on the valve side lifting seat (10); the method is characterized in that: the lower end of the converter transformer body (1) is provided with a supporting arm (2), and a damping and energy-absorbing supporting structure is arranged between the supporting arm (2) and the valve side lifting seat (10); the damping and energy-absorbing support structure comprises a damping cross beam (3), supporting square steels (6) and an energy-absorbing beam (7), wherein the damping cross beam (3) is fixed on a support arm (2), one ends of the two supporting square steels (6) are respectively fixed at two ends of the damping cross beam (3), the other ends of the two supporting square steels (6) are fixed on a valve side lifting seat (10), the fixed positions of the two supporting square steels (6) on the valve side lifting seat (10) are close to a valve side sleeve (11), and a triangular structure is formed between the two supporting square steels (6) and the damping cross beam (3); an energy absorption beam (7) is arranged between the two supporting square steels (6), the energy absorption beam (7) comprises two thin square steels (8) and a spring sleeve (9), one ends of the two thin square steels (8) are fixed on the two supporting square steels (6) respectively, and the other ends of the two thin square steels (8) are connected with the two ends of the spring sleeve (9) through flanges.
2. The converter transformer valve side elevated seat shock absorption and energy absorption supporting device according to claim 1, characterized in that: the damping cross beam (3) is composed of I-shaped steel (4) and hydraulic damping sleeves (5) arranged at two ends of the I-shaped steel (4), the I-shaped steel (4) is fixed on the supporting arm (2), and the I-shaped steel (4) and the supporting arm (2) are arranged vertically.
3. The converter transformer valve side elevated seat shock absorption and energy absorption supporting device according to claim 1, characterized in that: the cross section of the supporting square steel (6) is larger than that of the thin square steel (8).
4. The converter transformer valve side elevated seat shock absorption and energy absorption supporting device according to claim 1, characterized in that: the triangular structure formed between the two supporting square steels (6) and the damping cross beam (3) is an isosceles triangle.
5. The shock-absorbing and energy-absorbing support device for the valve-side elevated seat of the converter transformer as recited in any one of claims 1 to 4, wherein: the two valve side lifting seats (10) on the converter transformer body (1) are arranged up and down, and shock-absorbing and energy-absorbing supporting structures with the same structure are arranged between the two valve side lifting seats (10) and the supporting arm (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021031421.8U CN212032814U (en) | 2020-06-08 | 2020-06-08 | Shock absorption and energy absorption supporting device for valve side lifting seat of converter transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021031421.8U CN212032814U (en) | 2020-06-08 | 2020-06-08 | Shock absorption and energy absorption supporting device for valve side lifting seat of converter transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212032814U true CN212032814U (en) | 2020-11-27 |
Family
ID=73476381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021031421.8U Active CN212032814U (en) | 2020-06-08 | 2020-06-08 | Shock absorption and energy absorption supporting device for valve side lifting seat of converter transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212032814U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111584191A (en) * | 2020-06-08 | 2020-08-25 | 保定天威保变电气股份有限公司 | Shock absorption and energy absorption supporting device for valve side lifting seat of converter transformer |
-
2020
- 2020-06-08 CN CN202021031421.8U patent/CN212032814U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111584191A (en) * | 2020-06-08 | 2020-08-25 | 保定天威保变电气股份有限公司 | Shock absorption and energy absorption supporting device for valve side lifting seat of converter transformer |
| CN111584191B (en) * | 2020-06-08 | 2024-12-17 | 保定天威保变电气股份有限公司 | Shock-absorbing and energy-absorbing supporting device for valve side lifting seat of converter transformer |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108708268A (en) | A kind of bridge earthquake resistance anticollision integral type Self-resetting protective device | |
| CN105672523A (en) | Assembling type high-bearing buckling-resisting support | |
| CN212032814U (en) | Shock absorption and energy absorption supporting device for valve side lifting seat of converter transformer | |
| WO2012129739A1 (en) | Shock-eliminating, shock-absorbing, shock-attenuating and shock-isolating structure for construction and nuclear power station | |
| CN106684727B (en) | A kind of structure for being used to control converter valve tower vibrations | |
| CN111584191B (en) | Shock-absorbing and energy-absorbing supporting device for valve side lifting seat of converter transformer | |
| CN115787722A (en) | Comprehensive shock-absorbing and shock-resistant underground pipe gallery | |
| CN115162276A (en) | A kind of concrete anti-collision structure and system against ship | |
| CN212534191U (en) | Back-assembled ice-resistant steel offshore wind power single-pile foundation structure | |
| CN102071745B (en) | Stylobate joint of framework column | |
| CN212153789U (en) | Bending metal damper with displacement amplifying device | |
| US3219224A (en) | Elevated tank support | |
| CN112982671A (en) | Assembled multidirectional swing self-resetting barrel structure system | |
| CN112377556A (en) | Combined vibration damper for suspension tunnel pipe body and anchor cable | |
| 李红涛 et al. | Study on general performance of jack-up under elevated condition | |
| CN216272822U (en) | A tower crane attached embedded part installation structure | |
| CN101886430A (en) | Connector of steel tube | |
| CN206693060U (en) | A kind of hoisting device for the lifting of suspension bridge saddle bearing plate | |
| CN209925762U (en) | Concrete anti-seismic buttress of overhead pipeline in oil and gas conveying tunnel | |
| CN111719563B (en) | A foundation pit support structure | |
| CN223579128U (en) | Pipeline protection frame | |
| CN222700838U (en) | A rockfall protection support device | |
| CN208136704U (en) | A kind of only tower Curved Stayed-cable Bridge tower beam restraining structure of half floating system steel box-girder | |
| CN117166439B (en) | Seabed lightweight booster station device and offshore power generation system | |
| CN112554362A (en) | Vertical detachable rubber support for building |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |