CN208673849U - Zero sequence current mutual inductor - Google Patents
Zero sequence current mutual inductor Download PDFInfo
- Publication number
- CN208673849U CN208673849U CN201821665328.5U CN201821665328U CN208673849U CN 208673849 U CN208673849 U CN 208673849U CN 201821665328 U CN201821665328 U CN 201821665328U CN 208673849 U CN208673849 U CN 208673849U
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- China
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- fixedly connected
- plate
- installs case
- zero sequence
- sequence current
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Abstract
The utility model discloses zero sequence current mutual inductors, including installs case, the two sides of installation chamber interior wall are fixedly connected to spring, spring is fixedly connected with driver plate far from the inner wall of installs case, the top and bottom of driver plate is fixedly connected to slide bar, the surface of driver plate is fixedly connected with fixed plate, and pull rod is fixedly connected on the outside of fixed plate, and pull rod is through to the outside of installs case far from the side of fixed plate.The utility model is used cooperatively by setting installs case, connecting plate, fixing seat, pulling plate, zero sequence current mutual inductor ontology, pull rod, the first port, fixed plate, the second port, supporting block, spring, driver plate, sliding slot, slide bar, support plate, cushion, card slot, idler wheel and fixed column, solves existing zero sequence current mutual inductor when in use, it is inconvenient to dismantle when damage, the problem of to cause zero sequence current mutual inductor to be not easy to maintenance, the use for the person of being convenient to use improves the practicability of zero sequence current mutual inductor.
Description
Technical field
The utility model relates to zero sequence current mutual inductor technical fields, specially zero sequence current mutual inductor.
Background technique
Zero sequence current mutual inductor is current transformer with single-turn cored structure, and be generally used for electrical protection apparatus such as: low current connects
Ground line selection apparatus, microcomputer harmonic elimination device etc. match, and zero sequence current mutual inductor is when electric system generates zero sequence earth current
It is used cooperatively with protective relaying device or signal, acts device element, realize protection or monitoring.
Zero sequence current mutual inductor is a kind of article that must be used in power industry, and existing zero sequence current mutual inductor exists
In use, disassembly is inconvenient when damage, so that zero sequence current mutual inductor be caused to be not easy to repair, it has not been convenient to the use of user,
The practicability of zero sequence current mutual inductor is reduced, for this purpose, we have proposed zero sequence current mutual inductors.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides zero sequence current mutual inductor, has easy to repair etc. excellent
Point solves the problems, such as that existing current transformer is not easy to maintenance when in use.
(2) technical solution
To realize above-mentioned purpose easy to repair, the utility model is provided the following technical solutions: zero sequence current mutual inductor, packet
Installs case is included, the two sides of the installation chamber interior wall are fixedly connected to spring, and inner wall of the spring far from installs case is fixed to be connected
It is connected to driver plate, the top and bottom of the driver plate is fixedly connected to slide bar, and the surface of the driver plate is fixedly connected with
Fixed plate is fixedly connected with pull rod on the outside of the fixed plate, and the pull rod is through to installs case far from the side of fixed plate
Outside, the pull rod are fixedly connected with pulling plate far from the side of installs case, are fixedly connected with fixed column on the inside of the driver plate,
Idler wheel is provided on the inside of the fixed column, the bottom of the installation chamber interior wall is fixedly connected with support plate, the support plate
Inner cavity is fixedly connected with cushion, and supporting block is provided at the top of the cushion, is fixedly connected at the top of the supporting block
Connecting plate, the two sides of the connecting plate offer card slot, and the idler wheel extends to the inner cavity of card slot far from the side of fixed column,
It is through to the top of installs case at the top of the connecting plate, fixing seat, the fixation are fixedly connected at the top of the connecting plate
The top of seat is fixedly connected with zero sequence current mutual inductor ontology.
Preferably, the surface of the pulling plate is fixedly connected with Anti-slip cover, and the surface of Anti-slip cover is provided with anti-skid chequer.
Preferably, the two sides of the two sides at the top of the installation chamber interior wall and bottom offer the cunning being used cooperatively with slide bar
Slot is slidably connected on the outside of the inner wall and slide bar of the sliding slot.
Preferably, the two sides of the installs case offer the first port being used cooperatively with pull rod, the installs case
Top offers the second port being used cooperatively with connecting plate.
Preferably, the fixed column is flexibly connected with idler wheel by movable axis, and the material of the cushion is natural rubber.
(3) beneficial effect
Compared with prior art, the utility model provides zero sequence current mutual inductor, have it is following the utility model has the advantages that
1, the utility model passes through setting installs case, connecting plate, fixing seat, pulling plate, zero sequence current mutual inductor ontology, drawing
Bar, the first port, fixed plate, the second port, supporting block, spring, driver plate, sliding slot, slide bar, support plate, cushion, card slot,
Being used cooperatively for idler wheel and fixed column, solves existing zero sequence current mutual inductor when in use, and disassembly is inconvenient when damage, from
And the problem of causing zero sequence current mutual inductor to be not easy to maintenance, the use for the person of being convenient to use improves zero sequence current mutual inductor
Practicability.
2, the utility model is increased the frictional force between user's hand and pulling plate, is avoided by setting Anti-slip cover
Due to a lack of anti-skid device, user is caused to will appear the phenomenon that falling off when pulling pulling plate, by the way that sliding slot is arranged, facilitates slide bar
Sliding in installs case reduces the frictional force between slide bar and installs case, extends the service life of part, passes through setting
Cushion plays the role of buffering to the movement of supporting block, to extend the service life of supporting block.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the cross-sectional view of the utility model structure installs case；
Fig. 3 is the partial enlargement diagram in Fig. 2 at A.
In figure: 1 installs case, 2 connecting plates, 3 fixing seats, 4 pulling plates, 5 zero sequence current mutual inductor ontologies, 6 pull rods, 7 first lead to
Mouth, 8 fixed plates, 9 second ports, 10 supporting blocks, 11 springs, 12 driver plates, 13 sliding slots, 14 slide bars, 15 support plates, 16 bufferings
Pad, 17 card slots, 18 idler wheels, 19 fixed columns.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3, zero sequence current mutual inductor, including installs case 1 are please referred to, the two sides of 1 inner wall of installs case are fixedly connected to
Spring 11, spring 11 are fixedly connected with driver plate 12 far from the inner wall of installs case 1, and the top and bottom of driver plate 12 is fixed to be connected
It is connected to slide bar 14, the two sides of two sides and bottom at the top of 1 inner wall of installs case offer the sliding slot 13 being used cooperatively with slide bar 14,
The inner wall of sliding slot 13 and the outside of slide bar 14 are slidably connected, and by the way that sliding slot 13 is arranged, facilitate cunning of the slide bar 14 in installs case 1
It is dynamic, reduce the frictional force between slide bar 14 and installs case 1, extend the service life of part, the surface of driver plate 12 is fixed
It is connected with fixed plate 8, the outside of fixed plate 8 is fixedly connected with pull rod 6, and pull rod 6 is through to installs case far from the side of fixed plate 8
1 outside, the two sides of installs case 1 offer the first port 7 being used cooperatively with pull rod 6, pull rod 6 far from installs case 1 one
Side is fixedly connected with pulling plate 4, and the surface of pulling plate 4 is fixedly connected with Anti-slip cover, and the surface of Anti-slip cover is provided with anti-skid chequer, passes through
Be arranged Anti-slip cover, increase the frictional force between user's hand and pulling plate 4, avoid due to a lack of anti-skid device, cause using
Person will appear the phenomenon that falling off when pulling pulling plate 4, and the inside of driver plate 12 is fixedly connected with fixed column 19, fixed column 19 it is interior
Side is provided with idler wheel 18, and fixed column 19 is flexibly connected with idler wheel 18 by movable axis, and the bottom of 1 inner wall of installs case is fixedly connected with
Support plate 15, the inner cavity of support plate 15 are fixedly connected with cushion 16, and the material of cushion 16 is natural rubber, slow by being arranged
Pad 16 is rushed, plays the role of buffering to the movement of supporting block 10, so that the service life of supporting block 10 is extended, cushion 16
Top is provided with supporting block 10, and the top of supporting block 10 is fixedly connected with connecting plate 2, and the two sides of connecting plate 2 offer card slot
17, idler wheel 18 extends to the inner cavity of card slot 17 far from the side of fixed column 19, and the top of connecting plate 2 is through to the top of installs case 1
Portion, the top of installs case 1 offer the second port 9 being used cooperatively with connecting plate 2, and the top of connecting plate 2 is fixedly connected with
Reservation 3, the top of fixing seat 3 are fixedly connected with zero sequence current mutual inductor ontology 5.
When in use, user is by the way that connecting plate 2 to be inserted into inside installs case 1 by the second port 9, supporting block 10 and buffering
Pad 16 contacts, and user is moved by the pulling to pulling plate 4, the mobile drive fixed plate 8 of pulling plate 4, the movement of fixed plate 8
Driver plate 12 is driven to be moved, the mobile band moving slide-bar 14 of driver plate 12 is slided in sliding slot 13, passes through driver plate 12
Movement make spring 11 deformation occurs, while the mobile drive fixed column 19 of driver plate 12 is moved, and fixed column 19 is passed through
Mobile that idler wheel 18 is driven to be moved, loosening of the user to pulling plate 4, under the deformation of spring 11, fixed column 19 drives idler wheel
In 18 insertion card slots 17, so that connecting plate 2 be fixed, otherwise connecting plate 2 can be dismantled, reach effect easy to repair
Fruit.
In conclusion the zero sequence current mutual inductor, passes through installs case 1, connecting plate 2, fixing seat 3, pulling plate 4, zero-sequence current
Mutual inductor ontology 5, pull rod 6, the first port 7, fixed plate 8, the second port 9, supporting block 10, spring 11, driver plate 12, sliding slot
13, slide bar 14, support plate 15, cushion 16, card slot 17, idler wheel 18 and fixed column 19 are used cooperatively, and solve existing electricity
Current transformer is not easy to the problem of maintenance when in use.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. zero sequence current mutual inductor, including installs case (1), it is characterised in that: the two sides of installs case (1) inner wall are fixed to be connected
It is connected to spring (11), the spring (11) is fixedly connected with driver plate (12), the driver plate far from the inner wall of installs case (1)
(12) top and bottom is fixedly connected to slide bar (14), and the surface of the driver plate (12) is fixedly connected with fixed plate (8),
It is fixedly connected with pull rod (6) on the outside of the fixed plate (8), the pull rod (6) is through to installation far from the side of fixed plate (8)
The outside of case (1), the pull rod (6) are fixedly connected with pulling plate (4) far from the side of installs case (1), the driver plate (12)
Inside is fixedly connected with fixed column (19), is provided with idler wheel (18) on the inside of the fixed column (19), installs case (1) inner wall
Bottom be fixedly connected with support plate (15), the inner cavity of the support plate (15) is fixedly connected with cushion (16), the buffering
It is provided with supporting block (10) at the top of pad (16), is fixedly connected with connecting plate (2), the connection at the top of the supporting block (10)
The two sides of plate (2) offer card slot (17), and the idler wheel (18) extends to card slot (17) far from the side of fixed column (19)
Inner cavity is through to the top of installs case (1) at the top of the connecting plate (2), is fixedly connected at the top of the connecting plate (2) solid
Reservation (3) is fixedly connected with zero sequence current mutual inductor ontology (5) at the top of the fixing seat (3).
2. zero sequence current mutual inductor according to claim 1, it is characterised in that: the surface of the pulling plate (4) is fixedly connected
There is Anti-slip cover, and the surface of Anti-slip cover is provided with anti-skid chequer.
3. zero sequence current mutual inductor according to claim 1, it is characterised in that: two at the top of installs case (1) inner wall
The two sides of side and bottom offer the sliding slot (13) being used cooperatively with slide bar (14), the inner wall and slide bar of the sliding slot (13)
(14) it is slidably connected on the outside of.
4. zero sequence current mutual inductor according to claim 1, it is characterised in that: the two sides of the installs case (1) open up
There is the first port (7) being used cooperatively with pull rod (6), offers at the top of the installs case (1) and be used cooperatively with connecting plate (2)
The second port (9).
5. zero sequence current mutual inductor according to claim 1, it is characterised in that: the fixed column (19) and idler wheel (18) are logical
Movable axis flexible connection is crossed, the material of the cushion (16) is natural rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821665328.5U CN208673849U (en) | 2018-10-15 | 2018-10-15 | Zero sequence current mutual inductor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821665328.5U CN208673849U (en) | 2018-10-15 | 2018-10-15 | Zero sequence current mutual inductor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208673849U true CN208673849U (en) | 2019-03-29 |
Family
ID=65821262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821665328.5U Expired - Fee Related CN208673849U (en) | 2018-10-15 | 2018-10-15 | Zero sequence current mutual inductor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208673849U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113782301A (en) * | 2020-12-24 | 2021-12-10 | 江金北(北京)自动化技术有限公司 | Current transformer coil fixing structure |
-
2018
- 2018-10-15 CN CN201821665328.5U patent/CN208673849U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113782301A (en) * | 2020-12-24 | 2021-12-10 | 江金北(北京)自动化技术有限公司 | Current transformer coil fixing structure |
| CN113782301B (en) * | 2020-12-24 | 2024-03-26 | 江金北(北京)自动化技术有限公司 | Current transformer coil fixing structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190329 Termination date: 20211015 |
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| CF01 | Termination of patent right due to non-payment of annual fee |