CN111355136A - Current transformer mounting structure of ring main unit - Google Patents
Current transformer mounting structure of ring main unit Download PDFInfo
- Publication number
- CN111355136A CN111355136A CN202010340175.2A CN202010340175A CN111355136A CN 111355136 A CN111355136 A CN 111355136A CN 202010340175 A CN202010340175 A CN 202010340175A CN 111355136 A CN111355136 A CN 111355136A
- Authority
- CN
- China
- Prior art keywords
- plate
- current transformer
- main unit
- triangle
- ring main
- 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.)
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/32—Mounting of devices therein
- H02B1/34—Racks
- H02B1/36—Racks with withdrawable units
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/015—Boards, panels, desks; Parts thereof or accessories therefor
- H02B1/04—Mounting thereon of switches or of other devices in general, the switch or device having, or being without, casing
- H02B1/042—Mounting on perforated supports by means of screws or locking members
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/015—Boards, panels, desks; Parts thereof or accessories therefor
- H02B1/04—Mounting thereon of switches or of other devices in general, the switch or device having, or being without, casing
- H02B1/042—Mounting on perforated supports by means of screws or locking members
- H02B1/043—Mounting on perforated supports by means of screws or locking members the perforated support having openings distributed according to a pattern
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/015—Boards, panels, desks; Parts thereof or accessories therefor
- H02B1/04—Mounting thereon of switches or of other devices in general, the switch or device having, or being without, casing
- H02B1/044—Mounting through openings
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transformers For Measuring Instruments (AREA)
Abstract
The invention discloses a current transformer mounting structure of a ring main unit, which relates to the field of current transformer mounting and comprises a triangular fixing plate, wherein a triangular adjusting plate is arranged on one side of the triangular fixing plate, rotating holes are formed in the side, close to each other, of the triangular fixing plate and the triangular adjusting plate, the same rotating rod is rotatably mounted in the two rotating holes, and two ends of the rotating rod respectively extend out of the two rotating holes. According to the invention, the installation plugboard and the plurality of threaded fixing holes on the installation plugboard are arranged, so that current transformers with different sizes can be fixed, and the installation plugboard can be directly taken out when the current transformers are installed, so that the current transformers can be installed and maintained outside the ring main unit, the operation of workers is facilitated, and the angles of the installation plugboard and the current transformers on the installation plugboard can be adjusted by rotating the rotating block, so that the installation requirements in different directions can be met.
Description
Technical Field
The invention relates to the technical field of current transformer installation, in particular to a current transformer installation structure of a ring main unit.
Background
The Ring Main Unit (Ring Main Unit) is a group of transmission and distribution electrical equipment (high-voltage switch equipment) which is arranged in a metal or nonmetal insulating cabinet body or is made into electrical equipment of an assembled interval type Ring Main power supply Unit, a load switch and a fuse are adopted in the core part of the Ring Main Unit, the Ring Main Unit has the advantages of simple structure, small size, low price, capability of improving power supply parameters and performance, power supply safety and the like, and a current transformer can provide measurement signals and protection signals for the switch equipment and can realize remote measurement and real-time running current acquisition.
Current looped netowrk cabinet is when installing current transformer, and it is inside the looped netowrk cabinet to pass through the bolt fastening more, consequently need operate inside the looped netowrk cabinet, because the looped netowrk cabinet inner space is little, when installation and later maintenance current transformer, be not convenient for operate, and the current transformer of equidimension not can not be installed to the current transformer mounting bracket that can not have, and can not adjust the direction of the current transformer after the installation, in order to satisfy different installation demands, consequently, need a current transformer mounting structure of looped netowrk cabinet to satisfy people's demand.
Disclosure of Invention
The invention aims to provide a current transformer mounting structure of a ring main unit, which aims to solve the problems that the existing ring main unit provided in the background art is mostly fixed inside the ring main unit through bolts when the current transformer is mounted, so that the operation needs to be carried out inside the ring main unit, the operation is inconvenient when the current transformer is mounted and maintained in the later period due to the small internal space of the ring main unit, the current transformer mounting frame cannot be used for mounting current transformers with different sizes, and the direction of the mounted current transformer cannot be adjusted so as to meet different mounting requirements.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a current transformer mounting structure of looped netowrk cabinet, including the triangle fixed plate, one side of triangle fixed plate is equipped with the triangle regulating plate, the hole has all been seted up changeing to one side that triangle fixed plate and triangle regulating plate are close to each other, same bull stick is installed to two downthehole rotations, the both ends of bull stick extend respectively outside two changes holes, one side fixed mounting of bull stick has the rotor plate that is located between triangle fixed plate and the triangle regulating plate, the jack has been seted up to one side of rotor plate, slidable mounting has the installation picture peg in the jack, one side of installation picture peg extends outside the jack, a plurality of threaded fixing hole have evenly been seted up to the top.
Preferably, the bottom side fixed mounting of rotor plate has the stopper, and spacing hole has been seted up to one side of stopper, and sliding mounting has the gag lever post in the spacing hole, and outside the both ends of gag lever post all extended to spacing hole, the bottom fixed mounting of gag lever post had the piece that draws.
Preferably, the limiting rod is sleeved with a limiting spring, and two ends of the limiting spring are respectively and fixedly installed on one side, close to each other, of the limiting block and the pulling block.
Preferably, a clamping groove is formed in the bottom side of the rotating plate, and one end, far away from the pulling block, of the limiting rod extends into the clamping groove.
Preferably, one end of the rotating rod, which is close to the triangular fixing plate, is fixedly provided with a disc stop block, and one side of the disc stop block is in contact with one side of the triangular fixing plate.
Preferably, one side that triangle fixed plate and triangle regulating plate are close to each other is fixed with same connecting plate, has seted up two connecting holes on the connecting plate.
Preferably, the rotating rod is close to the one end fixed mounting of triangle fixed plate and has rotatory piece, sets up the external screw thread that is located between rotatory piece and the triangle regulating plate on the rotating rod, and the screw thread has cup jointed the lock nut who is located between rotatory piece and the triangle regulating plate on the rotating rod, internal thread and external screw thread looks adaptation on the lock nut, and one side of lock nut contacts with one side of triangle regulating plate.
The invention has the beneficial effects that:
according to the invention, the installation plugboard and the plurality of threaded fixing holes on the installation plugboard are arranged, so that current transformers with different sizes can be fixed, and the installation plugboard can be directly taken out when the current transformers are installed, so that the current transformers can be installed and maintained outside the ring main unit, the operation of workers is facilitated, and the angles of the installation plugboard and the current transformers on the installation plugboard can be adjusted by rotating the rotating block, so that the installation requirements in different directions can be met;
according to the invention, due to the arrangement of the locking nut and the limiting rod, the mounting plugboard can be fixed in the plughole of the rotating plate through the limiting rod, and the angles of the mounting plugboard and the current transformer positioned on the mounting plugboard can be fixed through the locking nut.
Drawings
Fig. 1 is a schematic perspective view of a current transformer mounting structure of a ring main unit according to the present invention;
fig. 2 is a schematic front view of a current transformer mounting structure of a ring main unit according to the present invention;
fig. 3 is a schematic structural diagram of a part a in fig. 2 of a current transformer mounting structure of a ring main unit according to the present invention;
fig. 4 is a schematic structural diagram of a portion B in fig. 2 of a current transformer mounting structure of a ring main unit according to the present invention.
In the figure: 1. a triangular fixing plate; 2. a triangular adjusting plate; 3. a connecting plate; 4. connecting holes; 5. hole turning; 6. a rotating rod; 7. rotating the block; 8. a rotating plate; 9. a jack; 10. installing a plug board; 11. a threaded fixing hole; 12. a limiting block; 13. a limiting hole; 14. a limiting rod; 15. pulling the block; 16. a card slot; 17. an external thread; 18. locking the nut; 19. a disk stop.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-4, a current transformer mounting structure of a ring main unit comprises a triangular fixing plate 1, a triangular adjusting plate 2 is arranged on one side of the triangular fixing plate 1, rotating holes 5 are respectively arranged on the adjacent sides of the triangular fixing plate 1 and the triangular adjusting plate 2, the same rotating rod 6 is rotatably arranged in the two rotating holes 5, two ends of the rotating rod 6 respectively extend out of the two rotating holes 5, a rotating plate 8 positioned between the triangular fixing plate 1 and the triangular adjusting plate 2 is fixedly arranged on one side of the rotating rod 6, a jack 9 is arranged on one side of the rotating plate 8, a mounting plug board 10 is slidably arranged in the jack 9, one side of the mounting plug board 10 extends out of the jack 9, a plurality of threaded fixing holes 11 are uniformly arranged on the top side of the mounting plug board 10, and the ring main unit, therefore, the current transformer can be installed and maintained outside the ring main unit, and the current transformers with different sizes are installed through the plurality of threaded fixing holes 11 on the installation inserting plate 10.
In the invention, a limiting block 12 is fixedly arranged at the bottom side of the rotating plate 8, a limiting hole 13 is formed in one side of the limiting block 12, a limiting rod 14 is slidably arranged in the limiting hole 13, two ends of the limiting rod 14 extend out of the limiting hole 13, and a pull block 15 is fixedly arranged at the bottom end of the limiting rod 14.
According to the invention, the limiting spring is sleeved on the limiting rod 14, two ends of the limiting spring are respectively and fixedly installed on one side of the limiting block 12 close to the pulling block 15, when the installation inserting plate 10 is completely moved into the jack 9, the position of the clamping groove 16 corresponds to that of the limiting rod 14, the clamping groove 16 is moved into the limiting rod 14 under the reaction force of the limiting spring, and then the position of the installation inserting plate 10 is fixed.
In the invention, the bottom side of the rotating plate 8 is provided with a clamping groove 16, one end of the limiting rod 14 far away from the pulling block 15 extends into the clamping groove 16, and the position of the inserting plate 10 can be fixedly installed by moving the limiting rod 14 into the clamping groove 16.
According to the invention, a disc stop block 19 is fixedly arranged at one end of the rotating rod 6 close to the triangular fixing plate 1, one side of the disc stop block 19 is contacted with one side of the triangular fixing plate 1, the rotating rod 6 is prevented from moving out of the rotating hole 5 through the arrangement of the disc stop block 19, the disc stop block 19 is matched with the locking nut 18, and after the rotating block 7 is held, the locking nut 18 is rotated to be in close contact with one side of the triangular adjusting plate 2, so that the position of the rotating rod 6 is fixed.
According to the invention, the same connecting plate 3 is fixedly installed on the side, close to each other, of the triangular fixing plate 1 and the triangular adjusting plate 2, the connecting plate 3 is provided with the two connecting holes 4, and the triangular fixing plate 1 and the triangular adjusting plate 2 can be installed on one side of the ring main unit in advance through the arrangement of the triangular adjusting plate 2 and the two connecting holes 4.
According to the invention, a rotating block 7 is fixedly installed at one end, close to a triangular fixing plate 1, of a rotating rod 6, an external thread 17 located between the rotating block 7 and a triangular adjusting plate 2 is formed in the rotating rod 6, a locking nut 18 located between the rotating block 7 and the triangular adjusting plate 2 is sleeved on the rotating rod 6 in a threaded manner, an internal thread on the locking nut 18 is matched with the external thread 17, one side of the locking nut 18 is in contact with one side of the triangular adjusting plate 2, the angle of the rotating rod 6 can be fixed through the arrangement of the locking nut 18, and therefore, the angles of an inserting plate 10 and a current transformer located on the inserting plate 10 can be fixedly installed.
This practical theory of operation:
through the arrangement of the triangular adjusting plate 2 and the two connecting holes 4, the triangular fixing plate 1 and the triangular adjusting plate 2 can be arranged on one side of the ring main unit in advance, when current transformers with different sizes are required to be arranged in the ring main unit, the pulling block 15 is pulled to drive the limiting rod 14 to slide in the limiting hole 13 and the clamping groove 16, the pulling block 15 moves to enable the limiting spring to generate elastic deformation, when the limiting rod 14 moves out of the clamping groove 16, the mounting inserting plate 10 can be pulled to take the mounting inserting plate 10 out of the ring main unit, then the current transformers with different sizes can be arranged through the plurality of threaded fixing holes 11 on the mounting inserting plate 10, after the current transformers are arranged, the mounting inserting plate 10 is inserted into the inserting hole 9, when the mounting inserting plate 10 completely moves into the inserting hole 9, the clamping groove 16 corresponds to the position of the limiting rod 14, and the clamping groove 16 moves into the limiting rod, and then will install the position fixing of picture peg 10, when the angle of installing picture peg 10 and being located the current transformer on installing picture peg 10 needs to be adjusted, rotate lock nut 18 and make its one side phase separation with triangle regulating plate 2, then rotate rotatory piece 7 and drive bull stick 6 and rotate, bull stick 6 rotates and drives rotor plate 8 and rotate, and then make installation picture peg 10 and the current transformer that is located on installing picture peg 10 rotate, when adjusting suitable angle, hold between the fingers rotatory piece 7, then reverse rotation lock nut 18 makes its one side in close contact with triangle regulating plate 2, thereby the position fixing of bull stick 6, and then make current transformer's position fixing.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. The utility model provides a current transformer mounting structure of looped netowrk cabinet, includes triangle fixed plate (1), its characterized in that: one side of triangle fixed plate (1) is equipped with triangle regulating plate (2), one side that triangle fixed plate (1) and triangle regulating plate (2) are close to each other has all been seted up changes hole (5), same bull stick (6) are installed to two commentaries on classics hole (5) internal rotations, the both ends of bull stick (6) extend to outside two commentaries on classics hole (5) respectively, one side fixed mounting of bull stick (6) has rotor plate (8) that is located between triangle fixed plate (1) and triangle regulating plate (2), jack (9) have been seted up to one side of rotor plate (8), slidable mounting has installation picture peg (10) in jack (9), one side of installation picture peg (10) extends to outside jack (9), a plurality of thread fixing hole (11) have evenly been seted up to the top side of installation picture peg (10).
2. The current transformer mounting structure of the ring main unit according to claim 1, wherein: the bottom side fixed mounting of rotor plate (8) has stopper (12), and spacing hole (13) have been seted up to one side of stopper (12), and slidable mounting has gag lever post (14) in spacing hole (13), and outside the both ends of gag lever post (14) all extended to spacing hole (13), the bottom fixed mounting of gag lever post (14) had and draws piece (15).
3. The current transformer mounting structure of the ring main unit according to claim 2, wherein: and a limiting spring is sleeved on the limiting rod (14), and two ends of the limiting spring are respectively and fixedly installed on one side, close to each other, of the limiting block (12) and the pulling block (15).
4. The current transformer mounting structure of the ring main unit according to claim 1, wherein: a clamping groove (16) is formed in the bottom side of the rotating plate (8), and one end, far away from the pulling block (15), of the limiting rod (14) extends into the clamping groove (16).
5. The current transformer mounting structure of the ring main unit according to claim 1, wherein: one end of the rotating rod (6) close to the triangular fixing plate (1) is fixedly provided with a disc stop block (19), and one side of the disc stop block (19) is in contact with one side of the triangular fixing plate (1).
6. The current transformer mounting structure of the ring main unit according to claim 1, wherein: one side fixed mounting that triangle fixed plate (1) and triangle regulating plate (2) are close to each other has same connecting plate (3), has seted up two connecting holes (4) on connecting plate (3).
7. The current transformer mounting structure of the ring main unit according to claim 1, wherein: the utility model discloses a three-angle adjusting plate, including bull stick (6), bull stick (6) are close to the one end fixed mounting of triangle fixed plate (1) has rotatory piece (7), offer external screw thread (17) that are located between rotatory piece (7) and triangle regulating plate (2) on bull stick (6), the screw thread has cup jointed lock nut (18) that are located between rotatory piece (7) and the triangle regulating plate (2) on bull stick (6), internal thread and external screw thread (17) looks adaptation on lock nut (18), one side of lock nut (18) contacts with one side of triangle regulating plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010340175.2A CN111355136A (en) | 2020-04-26 | 2020-04-26 | Current transformer mounting structure of ring main unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010340175.2A CN111355136A (en) | 2020-04-26 | 2020-04-26 | Current transformer mounting structure of ring main unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111355136A true CN111355136A (en) | 2020-06-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010340175.2A Pending CN111355136A (en) | 2020-04-26 | 2020-04-26 | Current transformer mounting structure of ring main unit |
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| Country | Link |
|---|---|
| CN (1) | CN111355136A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112904166A (en) * | 2021-01-28 | 2021-06-04 | 江苏恒高电气制造有限公司 | Wrapping device for internal arcing test |
-
2020
- 2020-04-26 CN CN202010340175.2A patent/CN111355136A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112904166A (en) * | 2021-01-28 | 2021-06-04 | 江苏恒高电气制造有限公司 | Wrapping device for internal arcing test |
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