CN211507524U - Relay assembly capable of resisting magnetic field interference - Google Patents
Relay assembly capable of resisting magnetic field interference Download PDFInfo
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- CN211507524U CN211507524U CN202020014474.2U CN202020014474U CN211507524U CN 211507524 U CN211507524 U CN 211507524U CN 202020014474 U CN202020014474 U CN 202020014474U CN 211507524 U CN211507524 U CN 211507524U
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Abstract
The utility model relates to the technical field of relays, in particular to a relay assembly resisting magnetic field interference, which comprises a relay main body, wherein an output terminal of the relay main body is provided with a manganin sampling piece, and the manganin sampling piece is provided with a first sampling pin and a second sampling pin; the manganin sampling piece is provided with a through hole; one end of the conductor is connected with the first sampling pin in a conduction manner and is attached to one side of the manganin sampling piece, the middle part of the conductor penetrates through the manganin sampling piece through the through hole, and the other end of the conductor is attached to the other side of the manganin sampling piece; the insulating block is detachably connected with the manganin sampling piece or the output terminal, and the other end of the conductor is pressed on the manganin sampling piece by the insulating block; when the sampling device is used, the output terminal of the relay is in conduction connection with the electric energy meter, and the sampling of the manganin sampling piece on the electric energy meter is realized by utilizing the conductor and the second sampling pin; utilize the insulating block to press the conductor firmly and hold on the manganin sampling piece to realize the hardwired of second sampling foot, conductor and install, promote the installation effectiveness.
Description
Technical Field
The utility model relates to a relay technical field especially discloses a relay subassembly of anti magnetic field interference.
Background
In the use of electric energy meter, need for the electric energy meter configuration relay, for the convenience of the sampling of electric energy meter, often dispose the sampling piece on the terminal of relay, in the sampling process of sampling piece, the sampling piece often can be because of magnetic field interference sampling inaccurate, and it is inconvenient to use. In addition, the installation structure of the existing sampling piece is not designed reasonably, and the installation efficiency of the sampling piece is low.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects and deficiencies in the prior art, the utility model aims to provide a relay assembly with magnetic field interference resistance, the interference of the external magnetic field on one end of a conductor and the interference of the external magnetic field on the other end of the conductor are mutually offset, and the sampling accuracy of a manganin sampling piece is improved; utilize the insulating block to press the conductor firmly and hold on the manganin sampling piece to realize the hardwired of second sampling foot, conductor and install, promote the installation effectiveness.
In order to achieve the above object, the utility model discloses an anti-magnetic field interference relay assembly, including the relay main part, the relay main part has output terminal, and output terminal is equipped with manganese copper sampling piece, and first sampling foot and second sampling foot set up respectively at the both ends that manganese copper sampling piece is far away from each other; the manganin sampling piece is provided with a through hole penetrating through the manganin sampling piece, and the through hole is positioned between the first sampling pin and the second sampling pin; one end of the conductor is connected with the first sampling pin in a conduction manner and is attached to one side of the manganin sampling piece, the middle part of the conductor penetrates through the manganin sampling piece through the through hole, the other end of the conductor is attached to the other side of the manganin sampling piece, and one end of the conductor and the other end of the conductor are respectively attached to two sides of the manganin sampling piece, which are far away from each other; the insulating block is detachably connected with the manganin sampling piece or the output terminal, and the other end of the conductor is pressed on the manganin sampling piece by the insulating block.
Preferably, the first sampling pin is positioned at the upper end of the manganin sampling piece, the second sampling pin is positioned at the lower end of the manganin sampling piece, and the other ends of the second sampling pin and the conductor are used for being welded on an external circuit board.
Preferably, the output terminal is provided with two welding pins, the two welding pins are respectively positioned on two sides of the manganin sampling piece, and the other ends of the second sampling pin and the conductor are positioned between the two welding pins.
Preferably, the manganin sampling piece is provided with an insulating sleeve positioned in the through hole, and the insulating sleeve is sleeved on the outer side of the conductor.
Preferably, the insulation sleeve is provided with a base ring and a plurality of elastic buckles arranged on the base ring, the base ring is sleeved outside the conductor, and the plurality of elastic buckles are arranged around the conductor; the base ring is provided with a first blocking part, one side, away from each other, of the plurality of elastic buckles is provided with a second blocking part, and the manganin sampling piece is clamped between the first blocking part and the second blocking part.
Preferably, the insulating block is provided with a substrate, a strip body arranged on the substrate and a buckle, the output terminal or the manganin sampling piece is provided with a containing hole, and the containing hole is used for containing the strip body; the buckle is provided with a buckle protrusion, the substrate is used for pressing and holding the other end of the conductor on the manganin sampling piece, and the substrate and the buckle protrusion clamp the manganin sampling piece.
Preferably, the substrate is provided with a blind slot for accommodating the other end of the conductor.
Preferably, the manganin sampling piece is provided with a positioning column, and the substrate is provided with a positioning hole for accommodating the positioning column.
Preferably, the second sampling foot includes the connecting portion of being connected with the manganin sampling piece, the transition portion of buckling from the connecting portion, the foot of buckling from the transition portion, and the draw-in groove is located between transition portion and the manganin sampling piece, and the bar centre gripping is between manganin sampling piece and transition portion.
Preferably, the conductor is a flexible wire, and the conductor includes a flexible wire and an insulating layer coated outside the flexible wire.
The utility model has the advantages that: one end of the conductor and the other end of the conductor are respectively attached to two sides of the manganin sampling piece, which are far away from each other, and the interference of an external magnetic field on one end of the conductor and the other end of the conductor is counteracted mutually, so that the sampling accuracy of the manganin sampling piece is improved; utilize the insulating block to press the conductor firmly and hold on the manganin sampling piece to realize the hardwired of second sampling foot, conductor and install, promote the installation effectiveness.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of the three-dimensional structure of the output terminal, the manganin sampling piece, the insulating block, the conductor and the insulating sleeve of the present invention;
fig. 3 is a schematic perspective view of the insulation block of the present invention.
The reference numerals include:
1-relay body 2-output terminal 3-first sampling pin
4-second sampling pin 5-manganin sampling piece 6-conductor
7-insulating block 8-perforation 9-welding foot
11-insulating sleeve 12-elastic buckle 13-base plate
14-strip body 15-buckle 16-buckle convex
17-blind groove.
Detailed Description
In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and accompanying drawings, which are not intended to limit the present invention.
Please refer to fig. 1 to 3, the utility model discloses an anti-magnetic field interference relay assembly, including relay main body 1, relay main body 1 has output terminal 2, and output terminal 2 is equipped with manganin sampling piece 5, and first sampling foot 3 and second sampling foot 4 set up the both ends of keeping away from each other at manganin sampling piece 5 respectively.
Still include conductor 6 and insulating block 7, insulating block 7 is via insulating plastics injection moulding, and manganin sampling 5 is equipped with the perforation 8 that runs through manganin sampling 5, and perforation 8 runs through manganin sampling 5 along the thickness direction of manganin sampling 5, and perforation 8 is located the central point of manganin sampling 5, and perforation 8 is located between first sampling foot 3 and second sampling foot 4.
One end of the conductor 6 is connected with the first sampling pin 3 in a conduction mode and is attached to one side of the manganin sampling piece 5, one end of the conductor 6 is welded with the first sampling pin 3 together, the middle of the conductor 6 penetrates through the manganin sampling piece 5 through the through hole 8, the other end of the conductor 6 is attached to the other side of the manganin sampling piece 5, and one end of the conductor 6 and the other end of the conductor 6 are respectively attached to the left side and the right side of the manganin sampling piece 5, which are far away from each other.
The insulating block 7 is detachably connected with the manganin sampling piece 5 or the output terminal 2, and the other end of the conductor 6 is pressed on the manganin sampling piece 5 by the insulating block 7.
One end of the conductor 6 and the other end of the conductor 6 are respectively attached to the left side and the right side of the manganin sampling piece 5, which are far away from each other, and when an external magnetic field generates electromagnetic interference on the conductor 6, the interference generated by the external magnetic field on one end of the conductor 6 and the interference generated on the other end of the conductor 6 are mutually offset, so that the sampling accuracy of the manganin sampling piece 5 is improved; utilize insulating block 7 to press conductor 6 firmly on manganin sampling piece 5 to realize the hard joint installation of second sampling foot 4, conductor 6, make the other end of conductor 6, second sampling foot 4 accurately install fast on the circuit board of external electric energy meter, promote the installation effectiveness.
In this embodiment, the first sampling pin 3 is located at the upper end of the manganin sampling piece 5, the second sampling pin 4 is located at the lower end of the manganin sampling piece 5, and the other ends of the second sampling pin 4 and the conductor 6 are used for being welded on a circuit board of an external electric energy meter. The first sampling pin 3, the second sampling pin 4 and the manganin sampling piece 5 are of an integrated structure, and the sampling pins are formed by processing and blanking on the manganin sampling piece 5 in a punching or cutting mode.
And two welding pins 9 are arranged on the output terminal 2, the two welding pins 9 are respectively positioned at two sides of the manganin sampling piece 5, and the other ends of the second sampling pin 4 and the conductor 6 are positioned between the two welding pins 9. The welding pins 9 are used for being welded on a circuit board of an external electric energy meter, the welding pins 9 are used for ensuring that the output terminal 2 and the manganin sampling piece 5 are stably welded on the circuit board, and the circuit board and the manganin sampling piece 5 are prevented from being pulled to cause the conductor 6 to be separated from the circuit board (or the second sampling pins 4 to be separated from the circuit board).
The manganin sampling piece 5 is provided with an insulating sleeve 11 positioned in the through hole 8, and the insulating sleeve 11 is sleeved on the outer side of the conductor 6. Through the setting of insulating cover 11, avoid the pore wall of perforation 8 to cut conductor 6, promote the electrical insulation performance between conductor 6 and the manganin sampling piece 5 simultaneously.
The insulation sleeve 11 is provided with a base ring and a plurality of elastic buckles 12 arranged on the base ring, the base ring is sleeved outside the conductor 6, and the plurality of elastic buckles 12 are arranged around the conductor 6; the base ring is equipped with first fender portion, and first fender portion is around reaching the central axis setting of base ring, and one side that a plurality of buckles 12 kept away from each other is equipped with the second fender portion, and 5 centre grippings of manganese copper sampling spare are between first fender portion and second fender portion. The insulating sleeve 11 is connected with the buckle 15 of the manganin sampling piece 5 through elastic deformation of the elastic buckle 12, and the installation efficiency or the disassembly efficiency of the insulating sleeve 11 and the manganin sampling piece 5 is improved.
The insulating block 7 is provided with a substrate 13, a strip body 14 arranged on the substrate 13 and a buckle 15, the output terminal 2 or the manganin sampling piece 5 is provided with a containing hole, and the containing hole is used for containing the strip body 14; the buckle 15 is provided with a buckle bulge 16, the substrate 13 is used for pressing the other end of the conductor 6 on the manganin sampling piece 5, and the substrate 13 and the buckle bulge 16 clamp the manganin sampling piece 5. The elasticity of the buckle 15 is utilized to enable the insulating block 7 and the manganin sampling piece 5 to be clamped and buckled for connection, and the installation efficiency or the disassembly efficiency of the insulating block 7 and the manganin sampling piece 5 is improved.
The base plate 13 is provided with a blind groove 17 used for accommodating the other end of the conductor 6, and through the arrangement of the blind groove 17, when the insulating block 7 is abutted and attached to the manganin sampling piece 5, the insulating block 7 is prevented from crushing the conductor 6.
And the manganin sampling piece 5 is provided with a positioning column, and the substrate 13 is provided with a positioning hole for accommodating the positioning column. By means of the matching of the positioning columns and the positioning holes, the insulating blocks 7 and the manganin sampling pieces 5 are quickly and accurately aligned, and the installation efficiency of the insulating blocks 7 and the manganin sampling pieces 5 is improved. In this embodiment, the number of the positioning columns is two, the number of the positioning holes is two, and the two positioning columns respectively extend into the two positioning holes.
The second sampling foot 4 comprises a connecting part connected with the manganin sampling piece 5, a transition part bent from the connecting part and a foot part bent from the transition part, the clamping groove is positioned between the transition part and the manganin sampling piece 5, and the strip body 14 is clamped between the manganin sampling piece 5 and the transition part.
The conductor 6 is a flexible wire, and the conductor 6 comprises a flexible wire and an insulating layer coated on the outer side of the flexible wire. Due to the arrangement of the flexible lead, the conductor 6 can conveniently pass through the through hole 8, and the installation convenience of the conductor 6 is improved; through the arrangement of the insulating block 7, the flexible wire is stably positioned on the manganin sampling piece 5, so that the flexible wire realizes a hard connection structure.
The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.
Claims (10)
1. A relay assembly resisting magnetic field interference comprises a relay main body, wherein the relay main body is provided with an output terminal, the output terminal is provided with a manganin sampling piece, and a first sampling pin and a second sampling pin are respectively arranged at two ends, far away from each other, of the manganin sampling piece; the method is characterized in that: the manganin sampling piece is provided with a through hole penetrating through the manganin sampling piece, and the through hole is positioned between the first sampling pin and the second sampling pin; one end of the conductor is connected with the first sampling pin in a conduction manner and is attached to one side of the manganin sampling piece, the middle part of the conductor penetrates through the manganin sampling piece through the through hole, the other end of the conductor is attached to the other side of the manganin sampling piece, and one end of the conductor and the other end of the conductor are respectively attached to two sides of the manganin sampling piece, which are far away from each other; the insulating block is detachably connected with the manganin sampling piece or the output terminal, and the other end of the conductor is pressed on the manganin sampling piece by the insulating block.
2. The magnetic field disturbance resistant relay assembly of claim 1, wherein: the first sampling pin is positioned at the upper end of the manganin sampling piece, the second sampling pin is positioned at the lower end of the manganin sampling piece, and the other ends of the second sampling pin and the conductor are used for being welded on an external circuit board.
3. The magnetic field disturbance resistant relay assembly of claim 1, wherein: the output terminal is provided with two welding pins, the two welding pins are respectively positioned at two sides of the manganin sampling piece, and the other ends of the second sampling pin and the conductor are positioned between the two welding pins.
4. The magnetic field disturbance resistant relay assembly of claim 1, wherein: the manganin sampling piece is provided with an insulating sleeve positioned in the through hole, and the insulating sleeve is sleeved on the outer side of the conductor.
5. The magnetic field disturbance resistant relay assembly of claim 4, wherein: the insulation sleeve is provided with a base ring and a plurality of elastic buckles arranged on the base ring, the base ring is sleeved outside the conductor, and the plurality of elastic buckles are arranged around the conductor; the base ring is provided with a first blocking part, one side, away from each other, of the plurality of elastic buckles is provided with a second blocking part, and the manganin sampling piece is clamped between the first blocking part and the second blocking part.
6. The magnetic field disturbance resistant relay assembly of claim 1, wherein: the insulating block is provided with a substrate, a strip body arranged on the substrate and a buckle, the output terminal or the manganin sampling piece is provided with a containing hole, and the containing hole is used for containing the strip body; the buckle is provided with a buckle protrusion, the substrate is used for pressing and holding the other end of the conductor on the manganin sampling piece, and the substrate and the buckle protrusion clamp the manganin sampling piece.
7. The magnetic field disturbance resistant relay assembly of claim 6, wherein: the substrate is provided with a blind groove used for accommodating the other end of the conductor.
8. The magnetic field disturbance resistant relay assembly of claim 6, wherein: the manganin sampling piece is provided with a positioning column, and the base plate is provided with a positioning hole for accommodating the positioning column.
9. The magnetic field disturbance resistant relay assembly of claim 6, wherein: the second sampling foot comprises a connecting part connected with the manganin sampling piece, a transition part bent from the connecting part and a foot part bent from the transition part, the clamping groove is positioned between the transition part and the manganin sampling piece, and the strip body is clamped between the manganin sampling piece and the transition part.
10. The magnetic field disturbance resistant relay assembly of claim 1, wherein: the conductor is a flexible conducting wire and comprises a flexible conducting wire and an insulating layer coated on the outer side of the flexible conducting wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020014474.2U CN211507524U (en) | 2020-01-03 | 2020-01-03 | Relay assembly capable of resisting magnetic field interference |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020014474.2U CN211507524U (en) | 2020-01-03 | 2020-01-03 | Relay assembly capable of resisting magnetic field interference |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211507524U true CN211507524U (en) | 2020-09-15 |
Family
ID=72398601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020014474.2U Active CN211507524U (en) | 2020-01-03 | 2020-01-03 | Relay assembly capable of resisting magnetic field interference |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211507524U (en) |
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2020
- 2020-01-03 CN CN202020014474.2U patent/CN211507524U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 239499 east of Wuyi Road, south of LINGJI Avenue, Mingguang Industrial Park, Chuzhou City, Anhui Province Patentee after: Mingguang Sanyou Power Technology Co.,Ltd. Address before: 239499 east of Wuyi Road, south of LINGJI Avenue, Mingguang Industrial Park, Chuzhou City, Anhui Province Patentee before: MINGGUANG WANJIA LIANZHONG ELECTRONIC Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |