CN105449605A - High-strength busbar bridge framework - Google Patents
High-strength busbar bridge framework Download PDFInfo
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- CN105449605A CN105449605A CN201510978972.2A CN201510978972A CN105449605A CN 105449605 A CN105449605 A CN 105449605A CN 201510978972 A CN201510978972 A CN 201510978972A CN 105449605 A CN105449605 A CN 105449605A
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- shaped plate
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G5/00—Installations of bus-bars
- H02G5/02—Open installations
- H02G5/025—Supporting structures
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- Bridges Or Land Bridges (AREA)
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Abstract
The invention relates to the technical field of high voltage power supply equipment, and in particular to a high-strength busbar bridge framework. The framework comprises a bottom plate, two upper beams, two lower beams and two blanking plates, wherein each upper beam comprises a first L-shaped plate, a straight plate and a second L-shaped plate; each lower beam comprises a third L-shaped plate, a fourth L-shaped plate and a fifth L-shaped plate; the two upper beams are symmetrically arranged; the two lower beams are symmetrically arranged below the upper beams; intervals are formed between the two upper beams, and between the two lower beams; the blanking plates are C-shaped plates; the second L-shaped plates are opposite to the third L-shaped plates in terms of position, and concaves for clamping the blanking plates are formed; and the two fifth L-shaped plates are used for supporting the bottom plate. The high-strength busbar bridge framework provided by the invention can bear transport pressure and weight of a relatively large number of copper bar busbars; the level of protection of the mounted high-strength busbar bridge framework is above IP30, and the high-strength busbar bridge framework is convenient to disassemble and assemble; and an operator can stand on the bottom plate directly for mounting busbar copper bars after the high-strength busbar bridge framework is mounted, so that the safety of the operator and the working efficiency are improved.
Description
Technical field
The present invention relates to High voltage power supply equipment technical field, especially relate to a kind of high strength bus bridge framework.
Background technology
Along with generating and power transmission and distribution installed capacity constantly expand, and power supply department transmission of electric energy all adopts copper bus-bar to carry, at transformer and power distribution room between the walls, between power distribution room wall and high-voltage board, between high-voltage board and high-voltage board, all need the unsettled bus bridge of erection to be used as power transfer corridors.
There is more problem in bus bridge traditional at present, along with the consumption of big current cabinet gets more and more, the quantity of copper bar also gets more and more, because copper bar proportion is larger, overall weight is just larger, produce larger electric power when big current is carried besides, operationally there will be vibrations, the bearing capacity of traditional bus bridge and shock resistance all can not satisfy the demands; The busbar voltage of transmission of electric energy is higher, for guaranteeing safety, must ensure that bus bridge installs rear protecting grade at more than IP30, and the inner skeleton adopted in the past is welded the assembled structure of outside shrouding and is difficult to guarantee degree of protection requirement, if adopt the structure of outside shrouding welding to be unfavorable for again inspection and maintenance; Bus bridge is substantially all arranged in power distribution room, so liftoff higher, lower from top; if so just occur that people steps on stair when installing, owing to will exert oneself comparatively greatly, and coordinate installation due to the many people of the longer heavier needs of copper bar; time firmly, stair are very unstable, therefore often there will be safety problem.If installed after taking scaffolding, longer with regard to the used time like this and take up room comparatively large, due to power distribution room limited space, carry out while other work will be affected, reduce operating efficiency.
Summary of the invention
For solving the problem, high strength bus bridge framework provided by the invention, comprises base plate, two upper beams, two underbeams and two shroudings; Each upper beam includes the first L shaped plate, straight plate and the second L shaped plate, and the first L shaped plate and the second L shaped plate are all positioned at the same side of straight plate; A face of the first L shaped plate is connected with straight plate is vertical, and the another side of the first L shaped plate and straight plate lay respectively at the same side in first this face of L shaped plate; A face of the second L shaped plate is connected with straight plate is vertical, and the another side of the second L shaped plate and straight plate lay respectively at the both sides in this face of the second L shaped plate; First L shaped plate, straight plate and the second L shaped plate are by numerical control cold moudling composition upper beam;
Each underbeam includes the 3rd L shaped plate, the 4th L shaped plate and the 5th L shaped plate; A face of the 3rd L shaped plate is connected with a face of the 4th L shaped plate is vertical, and this face of the another side of the 3rd L shaped plate and the 4th L shaped plate lays respectively at the both sides in the 3rd this face of L shaped plate; A face of the 5th L shaped plate is connected with another face of the 4th L shaped plate is vertical, and this face of the another side of the 5th L shaped plate and the 4th L shaped plate lays respectively at the same side in this face of the 5th L shaped plate; 3rd L shaped plate, the 4th L shaped plate and the 5th L shaped plate are by numerical control cold moudling composition underbeam;
Two upper beams are symmetrical arranged, and two underbeams are symmetricly set on the below of upper beam, and all have interval between two upper beams and two underbeams; Shrouding is C shape plate, and the second L shaped plate is relative with the position of the 3rd L shaped plate, forms the groove for engaging shrouding; Two the 5th L shaped plates are used for support baseboard.
Further, high strength bus bridge framework also comprises multiple insulator mounting rail, in the 3rd L shaped plate of two underbeams, along the direction that the 3rd L shaped plate extends, be relatively set with the mounting hole at multiple interval successively, and the length direction of mounting hole is consistent with the bearing of trend of underbeam; The two ends of each insulator mounting rail are provided with the connecting hole for matching with mounting hole.
Further, high strength bus bridge framework strengthens tie-beam under also comprising two upper reinforcement tie-beams and two; Upper one end strengthening tie-beam is inserted in the space that the first L shaped plate of a upper beam and straight plate surround; The one end strengthening tie-beam under one is inserted into the 3rd L shaped plate of a underbeam and the 4th L shaped plate surrounds in space, two upper strengthen tie-beams and two under strengthen tie-beam for being linked together by two adjacent bus bridges.
Further, the first L shaped plate, directly plate and the upper reinforcement tie-beam of upper beam are provided with the first fixing hole for wearing bolt matched; 4th L shaped plate of underbeam and lower reinforcement tie-beam are provided with the second fixing hole for wearing bolt cooperatively interacted.
Further, between shrouding and the second L shaped plate, between shrouding and the 3rd L shaped plate, be provided with sealing joint strip.
High strength bus bridge framework provided by the invention, by upper beam and underbeam are designed to the shape that multiple L shaped plate is connected or L shaped plate is connected with straight plate, the tensile force can resisting bottom can resist again the pressure variable force of side, makes general frame can bear larger pressure; C shape shrouding is arranged between upper beam and underbeam, guarantees to install rear protecting grade at more than IP30, and overhaul of the equipments and safeguard easy accessibility; Base plate is arranged on underbeam from top to bottom, installs rear installation personnel and can stand directly on installment work base plate carrying out bus bar copper row, ensure that personal security turn improves operating efficiency.
Accompanying drawing explanation
In order to be illustrated more clearly in the specific embodiment of the invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The structural representation of the high strength bus bridge framework that Fig. 1 provides for the embodiment of the present invention;
The upper beam detailed schematic of the high strength bus bridge framework that Fig. 2 provides for the embodiment of the present invention;
The underbeam detailed schematic of the high strength bus bridge framework that Fig. 3 provides for the embodiment of the present invention;
The connection diagram of adjacent two bus bridges that Fig. 4 provides for the embodiment of the present invention;
Fig. 5 is the A-A cross-sectional view of Fig. 4;
The scheme of installation of the high strength bus bridge framework copper bar bus line that Fig. 6 provides for the embodiment of the present invention.
Reference numeral:
1-base plate; 2-upper beam; 21-first L shaped plate;
The straight plate of 22-; 23-second L shaped plate; 3-underbeam;
31-the 3rd L shaped plate; 32-the 4th L shaped plate; 33-the 5th L shaped plate;
4-shrouding; 41-sealing joint strip; 5-insulator mounting rail;
51-insulator; 52-mounting hole; 6-strengthens tie-beam;
Tie-beam is strengthened under 7-; 8-bus bar.
Embodiment
Be clearly and completely described technical scheme of the present invention below in conjunction with accompanying drawing, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
In describing the invention, it should be noted that, orientation or the position relationship of the instruction such as term " " center ", " on ", D score, "left", "right", " vertically ", " level ", " interior ", " outward " they be based on orientation shown in the drawings or position relationship; be only the present invention for convenience of description and simplified characterization; instead of instruction or imply the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as limitation of the present invention.In addition, term " first ", " second ", " the 3rd " only for describing object, and can not be interpreted as instruction or hint relative importance.
In describing the invention, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, concrete condition above-mentioned term concrete meaning in the present invention can be understood.
The structural representation of the high strength bus bridge framework that Fig. 1 provides for the embodiment of the present invention; Fig. 2 is the detailed schematic of upper beam; Fig. 3 is the detailed schematic of underbeam; As shown in Figure 1, Figure 2, Figure 3 shows, the high strength bus bridge framework that the present embodiment provides, comprises base plate 1, two upper beams 2, two underbeams 3 and two shroudings 4;
Each upper beam 2 includes the same side that the first L shaped plate 21, straight plate 22 and the second L shaped plate 23, first L shaped plate 21 and the second L shaped plate 23 are all positioned at straight plate 22; A face of the first L shaped plate 21 is connected with straight plate 22 is vertical, and the another side of the first L shaped plate 21 and straight plate 22 lay respectively at the same side in first this face of L shaped plate 21; A face of the second L shaped plate 23 is connected with straight plate 22 is vertical, and the another side of the second L shaped plate 23 and straight plate 22 lay respectively at the both sides in this face of the second L shaped plate 23; First L shaped plate 21, straight plate 22 and the second L shaped plate 23 form by a numerical control cold moudling upper beam 2;
Each underbeam 3 includes the 3rd L shaped plate 31, the 4th L shaped plate 32 and the 5th L shaped plate 33; A face of the 3rd L shaped plate 31 is connected with a face of the 4th L shaped plate 32 is vertical, and this face of the another side of the 3rd L shaped plate 31 and the 4th L shaped plate 32 lays respectively at the both sides in the 3rd this face of L shaped plate 31; A face of the 5th L shaped plate 33 is connected with another face of the 4th L shaped plate 32 is vertical, and this face of the another side of the 5th L shaped plate 33 and the 4th L shaped plate 32 lays respectively at the same side in this face of the 5th L shaped plate 33; 3rd L shaped plate 31, the 4th L shaped plate 32 and the 5th L shaped plate 33 are by numerical control cold moudling composition underbeam 3;
Two upper beams 2 are symmetrical arranged, and two underbeams 3 are symmetricly set on the below of upper beam 2, and all have interval between two upper beams 2 and two underbeams 3; Shrouding 4 is C shape plate, and the second L shaped plate 23 is relative with the position of the 3rd L shaped plate 31, forms the groove for engaging shrouding 4; Two the 5th L shaped plates 33 are for support baseboard 1.
See Fig. 2, upper beam 2 comprises the first L shaped plate 21, straight plate 22 and the second L shaped plate 23, first L shaped plate 21 and the second L shaped plate 23 are positioned at the same side of straight plate 22, and the first L shaped plate 21, straight plate 22 and the second L shaped plate 23 are integrally formed, composition cross sectional shape upper beam 2 as shown in Figure 2;
See Fig. 3, underbeam 3 comprises the 3rd L shaped plate 31, the 4th L shaped plate 32 and the 5th L shaped plate 33; 3rd L shaped plate 31, the 4th L shaped plate 32 and the 5th L shaped plate 33 are integrally formed, composition cross sectional shape underbeam 3 as shown in Figure 3.
See Fig. 1, two upper beams 2 and two underbeam 3 such as figure are arranged, and form a rectangular frame, base plate 1 is arranged between two underbeams 3, is arranged with C shape shrouding 4 between upper beam 2 and underbeam 3.
This bus bridge framework can bear larger pressure, can bear a fairly large number of copper bar bus line, and utilize the features of shape of upper beam 2, underbeam 3, shrouding 4 can be fastened between upper beam 2 and underbeam 3, and not only degree of protection reaches requirement, and easy access and maintenance.
As shown in the direction of arrow in Fig. 1, base plate 1 is arranged between two underbeams 3 downwards from top, and due to the steadiness of underbeam 3, installation personnel can stand directly on base plate 1 and carry out subsequent installation, ensure that safety, improves efficiency.
On the basis of above-described embodiment, further, high strength bus bridge framework also comprises multiple insulator mounting rail 5, in 3rd L shaped plate 31 of two underbeams 3, along the direction that the 3rd L shaped plate 31 extends, be relatively set with the mounting hole 52 at multiple interval successively, and the length direction of mounting hole 52 is consistent with the bearing of trend of underbeam 3; The two ends of each insulator mounting rail 5 are provided with the connecting hole for matching with mounting hole 52.
As shown in Figure 6, by upper under be followed successively by bus bridge upper beam 2, bus bar 8, insulator 51, insulator mounting rail 5, bus bridge underbeam 3; Wherein, on underbeam 3, the installation site of each insulator mounting rail 5, offer mounting hole 52, the two ends of insulator mounting rail 5 are provided with the connecting hole for matching with mounting hole 52, like this, insulator mounting rail 5 can be moved by the positioning requirements of bus, be conducive to the flexibility of installing.
On the basis of above-described embodiment, further, high strength bus bridge framework strengthens tie-beam 7 under also comprising two upper reinforcement tie-beams 6 and two; Upper one end strengthening tie-beam 6 is inserted in the space that the first L shaped plate 21 of a upper beam 2 and straight plate 22 surround; The one end strengthening tie-beam 7 under one is inserted into the 3rd L shaped plate 31 of a underbeam 3 and the 4th L shaped plate 32 surrounds in space, two upper strengthen tie-beams 6 and two under strengthen tie-beam 7 for being linked together by two adjacent bus bridges.
See Fig. 4, two adjacent bus bridges I and bus bridge II, be located in two adjacent upper beams 2 respectively by the two ends of upper reinforcement tie-beam 6, the two ends of lower reinforcement tie-beam 7 are located in two adjacent underbeams 3 respectively, bus bridge I and bus bridge II are linked together; In dependence, the compression strength of reinforcement tie-beam 6, lower reinforcement tie-beam 7 bears bus bridge weight, guarantees the linearity of bus bridge entirety;
Fig. 5 is the A-A cross-sectional view of Fig. 4, the bending plate that visible upper reinforcement tie-beam 6 and lower reinforcement tie-beam 7 are all one of the forming, and can strengthen bending resistance further.
On the basis of above-described embodiment, further, the first L shaped plate 21, directly plate 22 and the upper reinforcement tie-beam 6 of upper beam 2 are provided with the first fixing hole (not shown) for wearing bolt matched; 4th L shaped plate 32 of underbeam 3 and lower reinforcement tie-beam 7 are provided with the second fixing hole (not shown) for wearing bolt cooperatively interacted.
As shown in Figure 4, between upper beam 2 and upper reinforcement tie-beam 6, between underbeam 3 and lower reinforcement tie-beam 7, utilize bolt to be arranged in the first fixing hole and the second fixing hole respectively, upper beam 2 and upper reinforcement tie-beam 6 to be fixed, underbeam 3 is fixed with lower reinforcement tie-beam 7.
On the basis of above-described embodiment, further, between shrouding 4 and the second L shaped plate 23, between shrouding 4 and the 3rd L shaped plate 31, sealing joint strip 41 is provided with.
See Fig. 2 and Fig. 3, sealing joint strip 41 is set between bus bridge Vierendeel girder and shrouding 4, when running to avoid bus bar 8, produces relative displacement, to reduce vibrations noise, reduce noise pollution.
In addition, the high strength bus bridge framework that the present embodiment provides, because upper beam 2 is that two L shaped plates and a straight plate are formed, underbeam 3 is that three L shaped plates are formed, and the varying dimensions of L shaped plate and straight plate, can be designed to different size according to different situations;
Therefore for some scene transformer of installation in position and switch cubicle, field survey can be carried out, by actual design connection dimension, disposable elimination power distribution room capital construction deviation and cabinet deviation in place, bus bridge is docked when mounted put in place, guarantee to install accurately, and ensure the reliability of every electricity function index, and design due to the special construction of beam, the requirement that can meet electric clearance does not take again the position on cabinet top, next door.
By above execution mode, the high strength bus bridge framework that the embodiment of the present invention provides, solves copper bar quantity many, the load-bearing problem of the bus that overall weight is larger, the vibrations that when reducing to run, electric power causes, and improves bearing capacity and the shock resistance of bus bridge;
Bus bridge framework is combined firmly with C shape shrouding, ensure that bus bridge installs rear protecting grade at more than IP30, and is convenient to overhaul of the equipments and maintenance; When sealing joint strip between Vierendeel girder and shrouding makes bus run, framework and shrouding do not produce relative displacement, thus reduce vibrations noise, reduce noise pollution;
This bus bridge is easy for installation, and personnel stand directly on base plate and install, and guarantees personal security and increases work efficiency; Disposable elimination power distribution room capital construction deviation and cabinet deviation in place during design, make bus bridge dock accuracy when mounted and ensured, be conducive to in-site installation, guarantee the reliability of every electricity function index; The requirement that the special construction of beam can meet electric clearance can not occupy again the position on cabinet top, next door;
Adopt the mounting means of mounting hole, insulator mounting rail can be moved by the positioning requirements of bus, be conducive to the flexibility of installing; The connection of every section of bus bridge, adopts the form of inner buttress brace, makes to be unlikely to be bent downwardly under the Action of Gravity Field of bus bridge, and linearity is guaranteed.
Last it is noted that above each embodiment is only in order to illustrate technical scheme of the present invention, be not intended to limit; Although with reference to foregoing embodiments to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein some or all of technical characteristic; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of various embodiments of the present invention technical scheme.
Claims (5)
1. a high strength bus bridge framework, is characterized in that, comprises base plate, two upper beams, two underbeams and two shroudings;
Each described upper beam includes the first L shaped plate, straight plate and the second L shaped plate, and described first L shaped plate and described second L shaped plate are all positioned at the same side of described straight plate; A face of described first L shaped plate is connected with described straight plate is vertical, and the another side of described first L shaped plate and described straight plate lay respectively at the same side in described first this face of L shaped plate; A face of described second L shaped plate is connected with described straight plate is vertical, and the another side of described second L shaped plate and described straight plate lay respectively at the both sides in this face of described second L shaped plate; Described first L shaped plate, described straight plate and described second L shaped plate form described upper beam by a numerical control cold moudling;
Each described underbeam includes the 3rd L shaped plate, the 4th L shaped plate and the 5th L shaped plate; A face of described 3rd L shaped plate is connected with a face of described 4th L shaped plate is vertical, and this face of the another side of described 3rd L shaped plate and described 4th L shaped plate lays respectively at the both sides in described 3rd this face of L shaped plate; A face of described 5th L shaped plate is connected with another face of described 4th L shaped plate is vertical, and this face of the another side of described 5th L shaped plate and described 4th L shaped plate lays respectively at the same side in this face of described 5th L shaped plate; Described 3rd L shaped plate, described 4th L shaped plate and described 5th L shaped plate form described underbeam by a numerical control cold moudling;
Two described upper beams are symmetrical arranged, and two described underbeams are symmetricly set on the below of described upper beam, and all have interval between two described upper beams and two described underbeams; Described shrouding is C shape plate, and described second L shaped plate is relative with the position of described 3rd L shaped plate, forms the groove for engaging described shrouding; Two described 5th L shaped plates are for supporting described base plate.
2. high strength bus bridge framework according to claim 1, it is characterized in that, also comprise multiple insulator mounting rail, in 3rd L shaped plate of two described underbeams, along the direction that described 3rd L shaped plate extends, be relatively set with the mounting hole at multiple interval successively, and the length direction of described mounting hole is consistent with the bearing of trend of described underbeam; The two ends of each described insulator mounting rail are provided with the connecting hole for matching with described mounting hole.
3. high strength bus bridge framework according to claim 1, is characterized in that, strengthens tie-beam under also comprising two upper reinforcement tie-beams and two;
One end of a described upper reinforcement tie-beam is inserted in the space that the first L shaped plate of a described upper beam and straight plate surround; One end of a described lower reinforcement tie-beam is inserted into the 3rd L shaped plate of a described underbeam and the 4th L shaped plate surrounds in space, and two described upper reinforcement tie-beams and two described lower reinforcement tie-beams are used for two adjacent bus bridges to link together.
4. high strength bus bridge framework according to claim 3, is characterized in that, the first L shaped plate of described upper beam, straight plate and described upper reinforcement tie-beam are provided with the first fixing hole for wearing bolt matched; 4th L shaped plate of described underbeam and described lower reinforcement tie-beam are provided with the second fixing hole for wearing bolt cooperatively interacted.
5. high strength bus bridge framework according to claim 1, is characterized in that, between described shrouding and described second L shaped plate, between described shrouding and described 3rd L shaped plate, is provided with sealing joint strip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510978972.2A CN105449605B (en) | 2015-12-23 | 2015-12-23 | High intensity bus bridge framework |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510978972.2A CN105449605B (en) | 2015-12-23 | 2015-12-23 | High intensity bus bridge framework |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105449605A true CN105449605A (en) | 2016-03-30 |
| CN105449605B CN105449605B (en) | 2017-11-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510978972.2A Active CN105449605B (en) | 2015-12-23 | 2015-12-23 | High intensity bus bridge framework |
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| CN (1) | CN105449605B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107729677A (en) * | 2017-11-01 | 2018-02-23 | 国网湖南省电力公司 | A kind of vibration of high current enclosed busbar bridge and noise suppressing method |
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| CN2550942Y (en) * | 2002-01-22 | 2003-05-14 | 江苏通华集团有限公司 | Low voltage seal bus groove |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107729677A (en) * | 2017-11-01 | 2018-02-23 | 国网湖南省电力公司 | A kind of vibration of high current enclosed busbar bridge and noise suppressing method |
| CN107729677B (en) * | 2017-11-01 | 2021-04-02 | 国网湖南省电力公司 | A Vibration and Noise Suppression Method of High Current Closed Bus Bridge |
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| CN105449605B (en) | 2017-11-14 |
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Address after: 441800 north side of Ring Road, Laohekou City, Xiangyang, Hubei Applicant after: Hubei Xinsheng Electric Co. Ltd. Address before: 441800 north side of Ring Road, Laohekou City, Xiangfan, Hubei Applicant before: Hubei NRE Transformer Co., Ltd. |
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