CN211239338U - Photovoltaic power plant high pressure phase transformation structure - Google Patents
Photovoltaic power plant high pressure phase transformation structure Download PDFInfo
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- CN211239338U CN211239338U CN201922162241.7U CN201922162241U CN211239338U CN 211239338 U CN211239338 U CN 211239338U CN 201922162241 U CN201922162241 U CN 201922162241U CN 211239338 U CN211239338 U CN 211239338U
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Abstract
The utility model discloses a photovoltaic power plant high pressure phase transformation structure, include: a base; the incoming line inserting column is fixedly connected to the upper surface of the base and is in a round table shape, the incoming line inserting column comprises 3 conductive jacks, an insulating layer and a first semiconductor layer, and the conductive jacks of the 3 incoming line inserting columns are respectively and electrically connected with an A-phase power supply, a B-phase power supply and a C-phase power supply; the outgoing line inserting columns are fixedly connected to the upper surface of the base, the outgoing line inserting columns are identical to the incoming line inserting columns in structure, and the number of the outgoing line inserting columns is 3; the lap joint, the lap joint includes 3, the lap joint both ends are equipped with the bayonet joint, connect through the intercommunication wire between the bayonet joint of both ends, the bayonet joint includes electrically conductive inserted bar and insulating cover, the electrically conductive inserted bar and the phase-match of electrically conductive jack. The problem that the phase change of the alternating current high voltage is time-consuming and labor-consuming in the prior art is solved.
Description
Technical Field
The utility model relates to an exchange high-voltage electrical technical field, especially relate to a photovoltaic power plant high pressure phase transformation structure.
Background
The exchange high-voltage electricity of current photovoltaic power plant often need carry out the commutation, but prior art carries out the commutation to high-voltage electricity and need dismantle and reconnect the wire in the block terminal, and the dismantlement process is comparatively difficult, wastes time and energy very much.
Disclosure of Invention
In order to solve the shortcoming and the weak point of above prior art, the utility model discloses a first order provides a photovoltaic power plant high pressure phase transformation structure.
The technical scheme of the utility model is that: a photovoltaic power plant high pressure phase change structure includes:
the base is made of an insulating material, a semiconductor layer is laid on the outer surface of the base, and the semiconductor layer laid on the outer surface of the base is grounded;
the incoming line inserting column is fixedly connected to the upper surface of the base and is in a round table shape, the incoming line inserting column comprises a conductive jack, an insulating layer and a first semiconductor layer, the conductive jack is a hollow cylinder, the insulating layer is fixedly connected to the outer side surface of the conductive jack, the first semiconductor layer is laid on the outer side surface of the insulating layer and is electrically connected with the first semiconductor layer, the incoming line inserting column comprises 3, and the conductive jacks of the 3 incoming line inserting columns are respectively and electrically connected with an A-phase power supply, a B-phase power supply and a C-phase power supply;
the outgoing line inserting columns are fixedly connected to the upper surface of the base, the outgoing line inserting columns are identical to the incoming line inserting columns in structure, and the number of the outgoing line inserting columns is 3;
the lap joint piece, the lap joint piece includes 3, the lap joint piece both ends are equipped with the bayonet joint, connect through the intercommunication wire between the bayonet joint of both ends, and semiconductor layer and insulating layer are laid in proper order to the intercommunication wire surface, the bayonet joint includes electrically conductive inserted bar and insulating cover, the phase-match of electrically conductive inserted bar and electrically conductive jack, electrically conductive inserted bar is connected with the intercommunication wire electricity, insulating cover inner wall is the inlet wire and inserts post assorted round platform hole, insulating cover is insulating material, insulating cover inner wall is equipped with the second semiconductor layer of being connected with intercommunication wire inner wall semiconductor electricity.
Furthermore, the end part of the conductive inserted bar is provided with a conductive elastic ball with the diameter larger than the inner diameter of the conductive jack, the conductive elastic ball comprises more than 10 semicircular metal sheets, one end of each semicircular metal sheet is fixedly connected to the end part of the conductive inserted bar, and the semicircular metal sheets are uniformly distributed around the central axis of the conductive inserted bar.
Further, the outer surface of the insulating cover sleeve is provided with a third semiconductor layer.
Furthermore, the conductive jack, the conductive inserted bar and the communication lead are made of copper.
Furthermore, the base and the insulating cover sleeve are made of cross-linked polyethylene.
Furthermore, a connecting line between the incoming line inserting columns and a connecting line between the outgoing line inserting columns are parallel to each other and are not on the same straight line.
The utility model has the advantages that:
compared with the prior art, the method has the advantages that,
1) the utility model realizes the phase change of AC high voltage electricity by connecting different inlet wire inserting columns and outlet wire inserting columns at two ends of the lapping piece, and realizes the rapid phase change by matching the inserting head of the lapping piece with the conductive inserting holes of the inlet wire inserting column and the outlet wire inserting column;
2) the utility model has the advantages that the electric fields on the outer surfaces of the base, the incoming line inserting column and the outgoing line inserting column are uniform through the semiconductor layer on the surface of the base, the incoming line inserting column and the outgoing line inserting column, and the point discharge caused by overlarge field intensity of the local electric field is avoided;
3) the utility model discloses a semiconductor layer ground connection on base surface realizes that semiconductor layer, inlet wire on base surface insert the post and be qualified for the next round of competitions and insert the release of post surface charge, avoids the charge to gather and produces and discharge.
Drawings
Fig. 1 is a perspective view of an embodiment 1 of the present invention;
fig. 2 is a perspective view of the embodiment 1 of the present invention when no strap is installed;
FIG. 3 is a partial view at B of FIG. 2;
fig. 4 is a perspective view of a strap according to embodiment 1 of the present invention;
fig. 5 is a partial view at C in fig. 4.
Detailed Description
The invention will be further described with reference to the accompanying drawings and specific embodiments:
example 1 was carried out: referring to fig. 1 to 5, a photovoltaic power station high-voltage phase transformation structure includes: the base 1 is made of an insulating material, a semiconductor layer is laid on the outer surface of the base 1, and the semiconductor layer laid on the outer surface of the base 1 is grounded; the incoming line inserting column 2 is fixedly connected to the upper surface of the base 1, the incoming line inserting column 2 is in a round table shape, the incoming line inserting column 2 comprises a conductive jack 201, an insulating layer 202 and a first semiconductor layer 203, the conductive jack 201 is a hollow cylinder, the insulating layer 202 is fixedly connected to the outer side surface of the conductive jack 201, the first semiconductor layer 203 is laid on the outer side surface of the insulating layer 202 and is electrically connected with the first semiconductor layer 203, the incoming line inserting column 2 comprises 3, and the conductive jacks 201 of the 3 incoming line inserting columns 2 are respectively electrically connected with an A-phase power supply, a B-phase power supply and a C-phase power supply; the outgoing line inserting columns 3 are fixedly connected to the upper surface of the base 1, the outgoing line inserting columns 3 are identical to the incoming line inserting columns 2 in structure, and the number of the outgoing line inserting columns 3 is 3; overlap joint 4, overlap joint 4 includes 3, 4 both ends of overlap joint are equipped with plug 401, connect through the intercommunication wire between plug 401 at both ends, and semiconductor layer and insulating layer are laid in proper order to intercommunication wire surface, plug 401 includes electrically conductive inserted bar 4011 and insulating boot cover 4013, electrically conductive inserted bar 4011 and electrically conductive jack 201's phase-match, electrically conductive inserted bar 4011 is connected with the intercommunication wire electricity, 2 assorted round platform holes of post are inserted for the inlet wire to insulating boot cover 4013 inner wall, insulating boot cover 4013 inner wall is equipped with the second semiconductor layer 4014 of being connected with intercommunication wire inner wall semiconductor electricity.
The utility model realizes the commutation of AC high voltage electricity by connecting different inlet wire inserting columns 2 and outlet wire inserting columns 3 at two ends of a lapping piece 4, and realizes the rapid commutation by matching the conductive inserting rod 4011 of the inserting joint 401 with the inlet wire inserting column 2 and the conductive inserting hole 201 of the outlet wire inserting column 3; the utility model has the advantages that the electric fields on the outer surfaces of the base 1, the inlet wire inserting column 2 and the outlet wire inserting column 3 are uniform through the semiconductor layer on the surface of the base 1, the semiconductor layer on the outer surface of the inlet wire inserting column 2 and the outlet wire inserting column 3, and the phenomenon that the local electric field intensity is too large to generate point discharge is avoided; the utility model discloses a semiconductor layer ground connection on 1 surface of base realizes that semiconductor layer, inlet wire on 1 surface of base insert post 2 and be qualified for the next round of competitions and insert the release of 3 surface charges of post, avoids the charge to gather and produces and discharge.
Further, electrically conductive inserted bar 4011 tip is equipped with electrically conductive elastic ball 4015 that the diameter is greater than electrically conductive jack 201 internal diameter, electrically conductive elastic ball 4015 includes more than 10 semi-circular sheetmetals, and semi-circular sheetmetal one end fixed connection is at electrically conductive inserted bar 4011 tip, and semi-circular sheetmetal is around electrically conductive inserted bar 4011 axis evenly distributed.
Because electrically conductive elastic ball 4015 is elasticity and electrically conductive for electrically conductive elastic ball and the electrically conductive jack 201 inner wall of 4015 have frictional force when electrically conductive inserted bar 4011 pegs graft in electrically conductive jack 201, electrically conductive elastic ball 4015 is electrically conductive simultaneously, therefore electrically conductive elastic ball 4015 can play and fix plug 401 at inlet wire and insert post 2 and the effect that post 3 was inserted to the outlet wire and keep the electric current to switch on.
Further, the outer surface of the insulating cover 4013 is provided with a third semiconductor layer 402.
The third semiconductor layer 402 makes the electric field on the outer surface of the insulating cover 4013 uniform, and avoids the burning of the insulating cover 4013 caused by the point discharge due to the overhigh field intensity of the local electric field.
Further, the conductive jack 201, the conductive plug 4011 and the connecting wire are made of copper.
The copper has better conductive effect.
Furthermore, the base and the insulating cover sleeve are made of cross-linked polyethylene.
The cross-linked polyethylene has the advantages of simple structure, light weight, good heat resistance, strong load capacity, no melting, chemical corrosion resistance and high mechanical strength.
Furthermore, a connecting line between the incoming line inserting columns 2 and a connecting line between the outgoing line inserting columns 3 are parallel to each other and are not on the same straight line.
The positions of the incoming line inserting column 2 and the outgoing line inserting column 3 are clearer, and the phase change of the lap joint piece 4 is simpler.
The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.
Claims (6)
1. A photovoltaic power plant high pressure phase change structure which characterized in that includes:
the base (1), the base (1) is insulating material, the outer surface of the base (1) is paved with a semiconductor layer, and the semiconductor layer paved on the outer surface of the base (1) is grounded;
the incoming line inserting column (2) is fixedly connected to the upper surface of the base (1), the incoming line inserting column (2) is in a round table shape, the incoming line inserting column (2) comprises a conductive jack (201), an insulating layer (202) and a first semiconductor layer (203), the conductive jack (201) is a hollow cylinder body, the insulating layer (202) is fixedly connected to the outer side surface of the conductive jack (201), the first semiconductor layer (203) is laid on the outer side surface of the insulating layer (202) and is electrically connected with the first semiconductor layer (203), the incoming line inserting column (2) comprises 3 conductive jacks (201) of 3 incoming line inserting columns (2), and the conductive jacks (201) of the 3 incoming line inserting columns (2) are respectively electrically connected with an A-phase power supply, a B-phase power supply and a C-phase power supply;
the outgoing line inserting columns (3) are fixedly connected to the upper surface of the base (1), the outgoing line inserting columns (3) are identical to the incoming line inserting columns (2) in structure, and the number of the outgoing line inserting columns (3) is 3;
overlap joint (4), overlap joint (4) include 3, overlap joint (4) both ends are equipped with plug connector (401), connect through the intercommunication wire between both ends plug connector (401), and semiconductor layer and insulating layer are laid in proper order to intercommunication wire surface, plug connector (401) are including electrically conductive inserted bar (4011) and insulating boot cover (4013), the phase-match of electrically conductive inserted bar (4011) and electrically conductive jack (201), electrically conductive inserted bar (4011) is connected with the intercommunication wire electricity, post (2) assorted round platform hole is inserted for the inlet wire to insulating boot cover (4013) inner wall, insulating boot cover (4013) are the insulating material, insulating boot cover (4013) inner wall is equipped with second semiconductor layer (4014) with intercommunication wire inner wall semiconductor electricity connection.
2. The photovoltaic power plant high voltage phase change structure of claim 1,
electrically conductive inserted bar (4011) tip is equipped with electrically conductive elastic ball (4015) that the diameter is greater than electrically conductive jack (201) internal diameter, electrically conductive elastic ball (4015) include more than 10 semi-circular sheetmetals, and semi-circular sheetmetal one end fixed connection is at electrically conductive inserted bar (4011) tip, and semi-circular sheetmetal is around electrically conductive inserted bar (4011) axis evenly distributed.
3. The photovoltaic power plant high voltage phase change structure of claim 1,
and a third semiconductor layer (402) is arranged on the outer surface of the insulating cover sleeve (4013).
4. The photovoltaic power plant high voltage phase change structure of claim 1,
the conductive jack (201), the conductive inserted bar (4011) and the communication lead are made of copper.
5. The photovoltaic power plant high voltage phase change structure of claim 1,
the base and the insulating cover sleeve are made of cross-linked polyethylene.
6. The photovoltaic power plant high voltage phase change structure of claim 1,
the connecting line between the inlet wire inserting columns (2) and the connecting line between the outlet wire inserting columns (3) are parallel to each other and are not on the same straight line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922162241.7U CN211239338U (en) | 2019-12-06 | 2019-12-06 | Photovoltaic power plant high pressure phase transformation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922162241.7U CN211239338U (en) | 2019-12-06 | 2019-12-06 | Photovoltaic power plant high pressure phase transformation structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211239338U true CN211239338U (en) | 2020-08-11 |
Family
ID=71920955
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922162241.7U Active CN211239338U (en) | 2019-12-06 | 2019-12-06 | Photovoltaic power plant high pressure phase transformation structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211239338U (en) |
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2019
- 2019-12-06 CN CN201922162241.7U patent/CN211239338U/en active Active
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