CN209747902U - One section of 35kV, two-section generating line H6 branch connection structure - Google Patents
One section of 35kV, two-section generating line H6 branch connection structure Download PDFInfo
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- CN209747902U CN209747902U CN201920483006.7U CN201920483006U CN209747902U CN 209747902 U CN209747902 U CN 209747902U CN 201920483006 U CN201920483006 U CN 201920483006U CN 209747902 U CN209747902 U CN 209747902U
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Abstract
The utility model relates to a 35kV one section, two-stage bus H6 branch connection structure, include the computer lab and establish an opening on the computer lab lateral wall face, be close to the isolator support that open position was equipped with isolator and was used for supporting this isolator in the computer lab, according to filter reactor, filter capacitor and the differential current transformer who is equipped with the electricity and connects in the computer lab, filter reactor's lower part electricity is connected with the zinc oxide arrester, the zinc oxide arrester is established on the first support on computer lab ground, filter reactor establishes on the first base on computer lab ground and first electric isolation seat, filter capacitor top-down has threely, and between each other and the computer lab ground be equipped with the electric isolation post, differential current transformer establishes on the second support on computer lab ground. The utility model discloses 35kV one section, two-section generating line H6 branch connection structure are favorable to improve equipment's the electricity isolation and insulating effect, guarantee the stability of computer lab work.
Description
the technical field is as follows:
The utility model relates to a 35kV one section, two-stage bus H6 branch connection structure.
Background art:
at present in the electric power field, 35kV of transformer substation is one section, the filter reactor of two-stage bus H6 branch road, filter capacitor etc. is unreasonable with the connection design on computer lab ground, the electricity phenomenon takes place for these some equipment and computer lab ground or other equipment occasionally, thereby the security of equipment use has been influenced, in addition in the transformer substation the design of cable intermediate layer is too simple, the auxiliary facilities who is used for cable laying do not exist in the cable intermediate layer, because the required cable of laying of transformer substation department is more, this is just caused the cable laying in the cable intermediate layer to be complicated, be unfavorable for cable inspection, bring very big inconvenience for follow-up cable maintenance or maintenance.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a one section of 35kV, two-stage segment generating line H6 branch connection structure, this one section of 35kV, two-stage segment generating line H6 branch connection structure reasonable in design are favorable to improve equipment's the electricity insulation and insulating effect, guarantee the stability of computer lab work.
The utility model discloses a following scheme realizes: one section of 35kV, two-section generating line H6 branch connection structure, its characterized in that: the intelligent isolation device comprises a machine room and an opening arranged on the side wall surface of the machine room, wherein an isolation switch and an isolation switch support used for supporting the isolation switch are arranged in the machine room and close to the opening, a filter reactor, a filter capacitor and a differential current transformer which are electrically connected are arranged in the machine room, the lower portion of the filter reactor is electrically connected with a zinc oxide arrester, the zinc oxide arrester is arranged on a first support on the ground of the machine room, the filter reactor is arranged on a first base and a first electrical isolation seat on the ground of the machine room, the filter capacitors are three from top to bottom, electrical isolation columns are arranged between each other and the ground of the machine room, and the differential current transformer is arranged on a second support on the ground of the machine room.
Furthermore, the isolating switch support comprises two vertical plates fixed on the machine room floor at intervals, a plurality of supporting rods are transversely arranged between the opposite side wall surfaces of the two vertical plates, a mesh-shaped barrier close to the outer side wall surface of each vertical plate is arranged at the opening, the mesh-shaped barrier shields the opening, a control handle of the isolating switch is arranged at the middle of the mesh-shaped barrier, and a cable connecting end of the isolating switch is positioned at the upper end.
Furthermore, the isolating switch is connected with the filter reactor, the filter reactor is connected with the filter capacitor through steel-cored aluminum stranded wires, and the filter capacitor is electrically connected with the differential current transformer through an aluminum busbar.
furthermore, an access door is arranged on the side wall surface of the machine room, which is positioned beside the opening, and an air inlet and an air outlet are arranged on the wall surface of the machine room, which is far away from the opening.
Further, be equipped with cable sandwich structure in the second computer lab of above-mentioned computer lab side, cable sandwich structure includes the cable intermediate layer that is used for laying the cable, vertical angle steel is installed along its length direction interval to cable intermediate layer both sides wall in situ, be provided with along vertical interval on the vertical angle steel with vertical angle steel vertically support frame, the support frame articulates on vertical angle steel and can swing between being on a parallel with cable intermediate layer lateral wall and perpendicular to cable intermediate layer lateral wall two positions, set up a plurality ofly on the support frame and cable bottom complex lower spacing groove.
Furthermore, a pressing plate used for covering the cable is arranged above each supporting frame, and a plurality of upper limiting grooves matched with the tops of the cables are formed in the lower side surface of the pressing plate.
Furthermore, the two ends of the pressing plate are provided with connecting rods extending upwards, T-shaped blocks are arranged at the lower ends of the connecting rods, and T-shaped grooves for the T-shaped blocks to be clamped in are formed in the two ends of the supporting frame.
Furthermore, above-mentioned vertical angle steel side fixedly connected with is used for the fixed plate of articulated support frame, the support frame articulates on the fixed plate through the round pin axle, the support frame hinged end vertically wears to be equipped with the bolt that is located the round pin axle side, set up two respectively on the fixed plate when the support frame swings to being on a parallel with cable intermediate layer lateral wall and perpendicular to cable intermediate layer lateral wall with bolt complex spacing pinhole.
Furthermore, an air inlet is formed in the upper portion of one side wall of the cable interlayer, an air outlet is formed in the lower portion of the other side wall of the cable interlayer, an exhaust fan is installed on the outer side of the air outlet, the air inlet is communicated with the air outlet end of the air blower, the air inlet end of the air blower is communicated with the air outlet end of the dehumidifier, and the air inlet end of the dehumidifier is communicated with the outside.
The isolating switch bracket used for supporting the isolating switch is arranged in the machine room close to the opening, so that the isolation and insulation between the isolating switch and the ground of the machine room are ensured; the lower part of the filter reactor is electrically connected with a zinc oxide arrester, and the zinc oxide arrester is arranged on a first support on the ground of the machine room, so that the filter reactor realizes a lightning protection function, and the electricity isolation and insulation between the zinc oxide arrester and the ground of the machine room are ensured; in addition, the filter reactor is arranged on the first base and the first electric isolation seat on the ground of the machine room, so that the electric isolation and insulation effects of the filter reactor are ensured; the three filter capacitors are arranged from top to bottom, electric isolation columns are arranged among the filter capacitors and the machine room ground, and the differential current transformer is arranged on a second support of the machine room ground; thereby ensuring the electricity insulation and insulation effects of the filter capacitor and the differential current transformer.
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail below with reference to specific embodiments and related drawings.
Description of the drawings:
Fig. 1 is a schematic front view of the embodiment of the present invention;
FIGS. 2 and 3 are partial views of FIG. 1;
FIG. 4 is a schematic view of the top configuration of FIG. 1;
FIG. 5 is a schematic view of a first or second stent configuration;
Fig. 6 is a sectional view of a cable sandwich structure of a second machine room of the present invention;
FIG. 7 is a schematic view of the partial configuration of FIG. 6;
FIG. 8 is a top view of FIG. 6;
Fig. 9 is a top view of the support frame swung to be parallel to the side wall of the cable interlayer.
The specific implementation mode is as follows:
as shown in fig. 1-2, the branch connection structure of 35kV single-stage and two-stage bus H6 of the present invention comprises a machine room a1 and an opening a2 arranged on the side wall surface of the machine room a1, an isolating switch A3 and an isolating switch bracket A4 for supporting the isolating switch are arranged in the machine room close to the opening, a filter reactor A5, a filter capacitor A6 and a differential current transformer A7 which are electrically connected are arranged in the machine room, the lower part of the filter reactor A5 is electrically connected with a zinc oxide arrester A8, the zinc oxide arrester A8 is arranged on a first support A9 on the ground of a machine room, the filter reactor A5 is arranged on a first base A10 and a first electric isolation seat A11 on the ground of a machine room, the number of the filter capacitors A6 is three from top to bottom, and electric isolation columns A12 are arranged between each other and the ground of the machine room, and the differential current transformer A7 is arranged on a second support A13 on the ground of the machine room.
The floor plate of the machine room is made of concrete and steel bars, the wall body is built by brick, the first support and the second support A13 both comprise a concrete base A131 and a ceramic cushion layer A132 fixed on the base, the ceramic cushion layer A132 is limited and fixed through a screw rod pre-embedded in the concrete base A131, and the zinc oxide arrester A8 and the differential current transformer A7 are superposed on the ceramic cushion layer A132; the first base a10 is also a concrete base, and the first electrical isolation base a11 and the electrical isolation post a12 are in an upright state, and are formed by connecting a plurality of insulators in series to form an insulator string.
The zinc oxide arrester can be a zinc oxide arrester with the brand name of Minzhu and the model number of HY5WS-17/50, the filter reactor can be a LKGKL-35-42 type hollow filter reactor produced by Shanxi Huarong electrical equipment Limited company, the filter capacitor can be a TAL35-4565 type filter capacitor produced by Zhejiang Zhengtai electrical equipment Limited company, and the differential current transformer can be a LZB 7-35 type current transformer produced by Shanghai Ling electrical Limited company.
Furthermore, the isolating switch bracket a4 comprises two vertical plates a14 fixed on the machine room floor at intervals, a plurality of support rods a15 are transversely arranged between the opposite side wall surfaces of the two vertical plates, a mesh-shaped barrier a16 close to the outer side wall surface of the vertical plate is arranged at the opening, the mesh-shaped barrier shields the opening, a control handle a17 of the isolating switch is arranged at the middle of the mesh-shaped barrier, and a cable a22 passes through the mesh-shaped barrier from the opening, is attached to and bound on the wall surface of the vertical plate, and is connected to the upper end of the isolating switch.
Further, the isolating switch A3 and the filter reactor a5, the filter reactor a5 and the filter capacitor a6 are connected through an aluminum conductor steel reinforced a18, the filter capacitor a6 and the differential current transformer a7 are electrically connected through an aluminum busbar a19, the aluminum conductor steel reinforced is a conventional power transmission cable, and the aluminum busbar is also a conventional power transmission material.
Furthermore, an access door A20 is arranged on the side wall surface of the machine room near the opening, an air inlet and outlet A21 is arranged on the wall surface of the machine room far from the opening, and a fan for air inlet and outlet can be arranged on the air inlet and outlet A21 to increase ventilation and heat dissipation.
As shown in fig. 3-6, the cable interlayer structure of the second machine room comprises a cable interlayer 200 for laying a cable, the cross section of the cable interlayer 200 is rectangular, vertical angle steels 300 are installed on two side walls in the cable interlayer 200 at intervals along the length direction of the cable interlayer, supporting frames 400 perpendicular to the vertical angle steels are arranged on the vertical angle steels at intervals along the vertical direction, the supporting frames 400 are hinged on the vertical angle steels 300 and can swing between two positions parallel to the side walls of the cable interlayer and perpendicular to the side walls of the cable interlayer, and a plurality of lower limiting grooves 410 matched with the bottom of the cable 100 are formed in the supporting frames 400; the cable is laid in the cable interlayer by utilizing the support frame, and the support frame is provided with the limiting groove for preventing the cable from falling off, so that the cable can be laid orderly, the cable is prevented from being complicated and disordered, the cable is greatly convenient to check the cable, and the subsequent cable maintenance and repair time is saved; meanwhile, when the number of the cables laid in the cable interlayer is small, the idle support frame can swing to a position parallel to the side wall of the cable interlayer, so that an intermediate channel is prevented from being occupied, and the cables laid on other support frames cannot be interfered.
Where a second room for the collection of one layer of cable in the substation is located next to room a 1.
In this embodiment, every support frame 400 top has and is used for covering clamp plate 500 above the cable, clamp plate 500 downside is seted up a plurality ofly with cable top complex last spacing groove 510, goes up spacing groove 510 and spacing groove 410 down and is the arc, the position of cable can effectively be fixed in the cooperation of upper and lower spacing groove, prevents that the cable from droing, guarantees electric power system's normal safe operation.
In this embodiment, clamp plate 500 both ends have the connecting rod 520 that upwards extends, the connecting rod lower extreme is provided with T type piece 530, and T type piece 530 is in the same place with the connecting rod welding, on connection welding and the clamp plate, support frame 400 both ends are seted up and are supplied T type piece card to go into T type groove 420, and T type piece is gone into T type groove from the tip card in T type groove, can realize the quick assembly disassembly of clamp plate, and the staff of being convenient for operates in narrow and small space.
In this embodiment, the side surface of the vertical angle iron 300 is fixedly connected with a fixing plate 310 for hinging a support frame, the support frame 400 is hinged on the fixing plate 310 through a pin shaft, a pin 430 positioned beside the pin shaft vertically penetrates through the hinged end of the support frame, and the fixing plate 310 is provided with two limit pin holes 311 which are respectively matched with the pin when the support frame swings to be parallel to the side wall of the cable interlayer and to be perpendicular to the side wall of the cable interlayer; the supporting frame can swing after the bolt is pulled out, and the position of the supporting frame can be fixed by inserting the bolt again after the supporting frame swings in place.
in this embodiment, an air inlet 210 is formed in the upper portion of one sidewall of the cable interlayer 200, an air outlet 220 is formed in the lower portion of the other sidewall, a self-hanging louver opening capable of only one-way air inlet is installed in the air inlet, a self-hanging louver opening capable of only one-way air outlet is installed in the air outlet, an exhaust fan 600 is installed outside the air outlet, the air inlet is communicated with the air outlet end of the air blower 700, the air inlet end of the air blower is communicated with the air outlet end of the dehumidifier 800, and the air inlet end of the dehumidifier is communicated with the outside; during the air-blower pours into the cable intermediate layer with the external air into, the air discharge fan arranges the intraformational air of cable intermediate layer to the external world, realizes the inside air renewal of cable intermediate layer from this, has guaranteed the inside circulation of air of cable intermediate layer, can not be too vexed when the staff gets into to the air of air-blower pouring into is through the dehumidifier dry, prevents the inside too moist of cable intermediate layer, influences cable life.
any technical solution disclosed in the present invention is, unless otherwise stated, disclosed a numerical range if it is disclosed, and the disclosed numerical range is a preferred numerical range, and any person skilled in the art should understand that: the preferred ranges are merely those values which are obvious or representative of the technical effect which can be achieved. Because numerical value is more, can't be exhaustive, so the utility model discloses just disclose some numerical values with the illustration the technical scheme of the utility model to, the numerical value that the aforesaid was enumerated should not constitute right the utility model discloses create the restriction of protection scope.
The utility model discloses if disclose or related to mutual fixed connection's spare part or structure, then, except that other the note, fixed connection can understand: a detachable fixed connection (for example using bolts or screws) is also understood as: non-detachable fixed connections (e.g. riveting, welding), but of course, fixed connections to each other may also be replaced by one-piece structures (e.g. manufactured integrally using a casting process) (unless it is obviously impossible to use an integral forming process).
In addition, the terms used in any aspect of the present disclosure as described above to indicate positional relationships or shapes include similar, analogous, or approximate states or shapes unless otherwise stated.
The utility model provides an arbitrary part both can be assembled by a plurality of solitary component parts and form, also can be the solitary part that the integrated into one piece technology was made.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the same; although the present invention has been described in detail with reference to preferred embodiments, it should be understood by those skilled in the art that: the invention can be modified or equivalent substituted for some technical features; without departing from the spirit of the present invention, it should be understood that the scope of the claims is intended to cover all such modifications and variations.
Claims (9)
1. The utility model provides a 35kV one section, two-stage bus H6 branch connection structure which characterized in that: the intelligent isolation device comprises a machine room and an opening arranged on the side wall surface of the machine room, wherein an isolation switch and an isolation switch support used for supporting the isolation switch are arranged in the machine room and close to the opening, a filter reactor, a filter capacitor and a differential current transformer which are electrically connected are arranged in the machine room, the lower portion of the filter reactor is electrically connected with a zinc oxide arrester, the zinc oxide arrester is arranged on a first support on the ground of the machine room, the filter reactor is arranged on a first base and a first electrical isolation seat on the ground of the machine room, the filter capacitors are three from top to bottom, electrical isolation columns are arranged between each other and the ground of the machine room, and the differential current transformer is arranged on a second support on the ground of the machine room.
2. The branch connection structure of 35kV one-section and two-section bus H6 according to claim 1, wherein: the isolating switch support comprises two vertical plates fixed on the machine room floor at intervals, a plurality of supporting rods are transversely arranged between the opposite side wall surfaces of the two vertical plates, a net-shaped partition close to the outer side wall surface of each vertical plate is arranged at the opening, the net-shaped partition shields the opening, a control handle of the isolating switch is arranged at the middle of the net-shaped partition, and a cable connecting end of the isolating switch is located at the upper end.
3. The branch connection structure of 35kV one-section and two-section bus H6 according to claim 1, wherein: the isolating switch is connected with the filter reactor, the filter reactor is connected with the filter capacitor through steel-cored aluminum strands, and the filter capacitor is electrically connected with the differential current transformer through an aluminum busbar.
4. the branch connection structure of 35kV one-section and two-section bus H6 according to claim 1, wherein: an access door is arranged on the side wall surface of the machine room, which is positioned at the side of the opening, and an air inlet outlet and an air exhaust outlet are arranged on the wall surface of the machine room, which is far away from the side of the opening.
5. the branch connection structure of 35kV one-section and two-section bus H6 according to claim 1, wherein: be equipped with cable sandwich structure in the second computer lab of computer lab side, cable sandwich structure includes the cable intermediate layer that is used for laying the cable, vertical angle steel is installed along its length direction interval to cable intermediate layer both sides wall, be provided with along vertical interval on the vertical angle steel with vertical angle steel vertically support frame, the support frame articulates on vertical angle steel and can swing between being on a parallel with cable intermediate layer lateral wall and perpendicular to cable intermediate layer lateral wall two positions, a plurality ofly seted up on the support frame and cable bottom complex lower spacing groove.
6. The branch connection structure of 35kV one-section and two-section bus H6 according to claim 1, wherein: the upper part of each supporting frame is provided with a pressing plate used for covering the upper part of the cable, and the lower side surface of the pressing plate is provided with a plurality of upper limiting grooves matched with the tops of the cables.
7. the branch connection structure of 35kV one-section and two-section bus H6 according to claim 6, wherein: the pressing plate is characterized in that connecting rods extending upwards are arranged at two ends of the pressing plate, T-shaped blocks are arranged at the lower ends of the connecting rods, and T-shaped grooves for the T-shaped blocks to be clamped in are formed in two ends of the supporting frame.
8. the branch connection structure of 35kV one-section and two-section bus H6 according to claim 5, wherein: the supporting frame is hinged to the fixing plate through a pin shaft, a pin located beside the pin shaft vertically penetrates through the hinged end of the supporting frame, and two limiting pin holes matched with the pin are formed in the fixing plate when the supporting frame swings to be parallel to the side wall of the cable interlayer and to be perpendicular to the side wall of the cable interlayer.
9. the branch connection structure of 35kV one-section and two-section bus H6 according to claim 5, wherein: an air inlet is formed in the upper portion of one side wall of the cable interlayer, an air outlet is formed in the lower portion of the other side wall of the cable interlayer, an exhaust fan is arranged on the outer side of the air outlet, the air inlet is communicated with the air outlet end of the air blower, the air inlet end of the air blower is communicated with the air outlet end of the dehumidifier, and the air inlet end of the dehumidifier is communicated with the outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920483006.7U CN209747902U (en) | 2019-04-11 | 2019-04-11 | One section of 35kV, two-section generating line H6 branch connection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920483006.7U CN209747902U (en) | 2019-04-11 | 2019-04-11 | One section of 35kV, two-section generating line H6 branch connection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209747902U true CN209747902U (en) | 2019-12-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920483006.7U Active CN209747902U (en) | 2019-04-11 | 2019-04-11 | One section of 35kV, two-section generating line H6 branch connection structure |
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| Country | Link |
|---|---|
| CN (1) | CN209747902U (en) |
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- 2019-04-11 CN CN201920483006.7U patent/CN209747902U/en active Active
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