CN212874378U - Low-voltage metering box circuit breaker wiring terminal - Google Patents
Low-voltage metering box circuit breaker wiring terminal Download PDFInfo
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- CN212874378U CN212874378U CN202020445376.4U CN202020445376U CN212874378U CN 212874378 U CN212874378 U CN 212874378U CN 202020445376 U CN202020445376 U CN 202020445376U CN 212874378 U CN212874378 U CN 212874378U
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Abstract
A low-voltage metering box circuit breaker wiring terminal comprises a shell, a press riveting mechanism and a copper-aluminum transition conductor, wherein a shell front boss is arranged on the side wall of the shell and provided with a through hole, the through hole is communicated with the inside of the shell, and the through hole is used for installing the copper-aluminum transition conductor; the other side wall of the shell opposite to the side wall is provided with a wire inlet; the pressure riveting mechanism comprises a pressure riveting mechanism frame body and an inner hexagonal screw, and the pressure riveting mechanism frame body is in threaded connection with the inner hexagonal screw. The utility model discloses can effectively reduce the conductor and connect the position temperature rise, compatible user different line footpath, different material wires realize the on-the-spot quick installation, extension device life reduces low-pressure metering box circuit breaker fault rate.
Description
Technical Field
The utility model relates to an electric connector, concretely relates to can prolong circuit breaker life's in low-voltage metering box binding post.
Background
The charges of electricity are measured and displayed through the ammeter, the ammeter is usually installed in the metering box, and the metering box plays fixed, convenient wiring and safety protection functions. In addition to the electricity meter, the elements within the batch tank include: the lower house line of transmission electric power, the miniature circuit breaker who is used for the power failure to overhaul control. But install miniature circuit breaker's batch meter trouble and send frequently, on-the-spot operation and maintenance work load increases by a wide margin, obtain through investigation analysis, miniature circuit breaker need be equipped with the terminal and carries out the wiring, but in actual operation process, there are installation space not enough, the house lead material is different with the binding post material, the line footpath is uneven the condition such as uneven, can't use current binding post, and along with the impact of user's load, the change of four seasons humiture, mechanical vibration's interference, lead to the too high circuit breaker trouble or damage that arouses of temperature rise, conflagration even, at present, there is not a binding post to solve above problem.
SUMMERY OF THE UTILITY MODEL
The utility model provides a low-voltage metering box circuit breaker binding post, this binding post can realize the quick simple and convenient installation in little space, tolerates user load impact, four seasons humiture change, mechanical vibration interference, effectively extension circuit breaker life.
The utility model discloses specifically adopt following technical scheme:
the utility model provides a low-voltage metering box circuit breaker binding post, includes casing, pressure rivet mechanism and copper aluminium transition conductor, its characterized in that:
a shell front boss is arranged on the side wall of the shell and provided with a through hole, the through hole is communicated with the inside of the shell, and the through hole is used for mounting the copper-aluminum transition conductor;
the other side wall of the shell opposite to the side wall is provided with a wire inlet;
the pressure riveting mechanism comprises a pressure riveting mechanism frame body and an inner hexagonal screw, and the pressure riveting mechanism frame body is in threaded connection with the inner hexagonal screw.
Further, the bottom of the shell is also provided with a mounting opening, and the mounting opening is used for mounting the pressure riveting mechanism.
Further, the rivet pressing mechanism penetrates through the mounting opening and is completely accommodated inside the shell.
Furthermore, an opening is formed in the side portion of the frame body of the pressure riveting mechanism, the opening is matched with the wire inlet of the shell, and the area of the opening is larger than that of the wire inlet.
Furthermore, the copper-aluminum transition conductor comprises an aluminum part and a copper part, the aluminum part extends into the frame body of the press riveting mechanism in the shell, and the copper part is kept outside the front boss of the shell.
Furthermore, the copper-aluminum transition conductor and the shell front boss are both provided with screw holes, and the copper-aluminum transition conductor is fixed in the shell front boss through the thread matching of a fixing screw and the screw holes.
Further, the low-voltage metering box circuit breaker wiring terminal further comprises a bottom cover, and the bottom cover is installed at the bottom of the shell.
Furthermore, a round hole is formed in the top of the shell.
Further, the pressure riveting mechanism is arranged above the inner portion of the shell.
Furthermore, the front and the back of the shell are respectively provided with a groove and a rib, and the shapes of the groove and the rib are matched with each other.
The utility model discloses beneficial effect who has: the circuit breaker can be installed quickly and simply in a small space, and is resistant to user load impact, temperature and humidity changes in four seasons and mechanical vibration interference, and the service life of the circuit breaker is effectively prolonged.
Drawings
Fig. 1 is a front exploded view of the connection terminal of the present invention.
Fig. 2 is a three-dimensional exploded view of the connection terminal of the present invention.
Fig. 3 is an assembly diagram of the connection terminal of the present invention.
Fig. 4 is an assembly front view of the connection terminal of the present invention.
1-shell 2-shell front boss 3-groove 4-copper part of copper-aluminum transition conductor 5-aluminum part of copper-aluminum transition conductor 6-rivet pressing mechanism frame 7-inner hexagonal screw 8-fixing screw 9-bottom cover 10-convex edge 11-wire inlet 12-opening 13-screw hole 14-round hole 15-groove structure 16-wire
Detailed Description
The embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.
Referring to fig. 1-4, a low-voltage metering box circuit breaker terminal is shown, which comprises a shell 1, a press riveting mechanism and a copper-aluminum transition conductor, wherein a shell front boss 2 is arranged on the side wall of the shell 1, the shell front boss 2 is provided with a through hole, the through hole is communicated with the inside of the shell, and the through hole is used for installing the copper-aluminum transition conductor; the other side wall of the shell 1 opposite to the side wall is provided with a wire inlet 11; the pressure riveting mechanism comprises a pressure riveting mechanism frame body 6 and an inner hexagonal screw 7, and the pressure riveting mechanism frame body 6 is in threaded connection with the inner hexagonal screw 7.
The bottom of the shell 1 is further provided with a mounting hole, and the mounting hole is used for mounting the press riveting mechanism.
The rivet pressing mechanism penetrates through the mounting opening and is completely accommodated inside the shell.
An opening 12 is formed in the side portion of the frame body 6 of the pressure riveting mechanism, the opening 12 is matched with a wire inlet 11 of the shell, and the area of the opening 12 is larger than that of the wire inlet 11.
The copper-aluminum transition conductor comprises an aluminum part 5 and a copper part 4, the aluminum part 5 extends into the frame body of the press riveting mechanism in the shell, and the copper part 4 is kept outside the front boss 2 of the shell. The copper part 4 is used for connecting the circuit breaker and the aluminum part 5 is used for connecting the lead 16.
The copper-aluminum transition conductor and the shell front boss are both provided with screw holes 13, and the copper-aluminum transition conductor is fixed in the shell front boss through the thread matching of the fixing screws 8 and the screw holes 13.
The low-voltage metering box circuit breaker terminal also comprises a bottom cover 9, and the bottom cover is arranged at the bottom of the shell and used for insulation protection.
The inner hexagonal screw 7 is arranged at the top of the press riveting mechanism frame body 6 in a threaded connection mode and used for enabling the press riveting mechanism frame body 6 to move upwards or downwards through rotation operation, and therefore the copper-aluminum transition conductor and the lead are tightly or loosened.
The top of the shell is provided with a round hole 14, and the round hole 14 corresponds to the hexagon socket hole of the hexagon socket screw 7.
The pressure riveting mechanism is arranged above the inner part of the shell.
The front and the back of the shell are respectively provided with a groove 3 and a rib 10, and the shapes of the groove 3 and the rib 10 are matched with each other for combining terminals, so that the terminal is neat and attractive.
The shell is black and used for radiating heat.
The wire inlet 11 of the shell is a rectangular hole and used for connecting wires with different wire diameters.
The connecting surface between the copper part 4 and the aluminum part 5 adopts a parabolic geometric surface for increasing the contact area and the connection firmness and the current carrying capacity. The connecting surface is processed by adopting a flash welding process and is used for blocking the contact between the connecting surface and air.
The working process of the low-voltage metering box circuit breaker wiring terminal is as follows:
inserting an inner hexagonal wrench into a round hole 14 at the top of the shell, matching the inner hexagonal wrench with an inner hexagonal screw 7 inside the shell, rotating the inner hexagonal wrench anticlockwise, and driving the press riveting mechanism frame 6 to move downwards by the inner hexagonal screw 7 until an opening 12 at the side part of the press riveting mechanism frame 6 is aligned with a wire inlet 11 of the shell.
Inserting the peeled wire 16 into the wire inlet 11 of the shell, clockwise rotating the inner hexagonal screw 7 by using an inner hexagonal wrench, driving the press riveting mechanism frame 6 to move upwards by the inner hexagonal screw 7, driving the wire 16 to move upwards by the bottom of the press riveting mechanism frame 6 until the wire 16 is attached to and tightly connected with the groove-shaped structure 15 of the copper-aluminum transition conductor, and effectively connecting the wire 16 with the aluminum part 5 of the copper-aluminum transition conductor.
And (3) rotating the terminal screw of the circuit breaker by using tools such as a screwdriver and the like to ensure that the opening of the terminal screw is loosened to a proper size, extending the copper part 4 of the copper-aluminum transition conductor connected with the wire into the terminal of the circuit breaker, rotating the terminal screw of the circuit breaker by using tools such as the screwdriver and the like to tighten the terminal of the circuit breaker, and finishing the installation of the wiring terminal.
The embodiments of the present invention have been described and illustrated in detail in the drawings of the specification, but it should be understood by those skilled in the art that the above embodiments are only the preferred embodiments of the present invention, and the detailed description is only for helping the reader to better understand the spirit of the present invention, and not for limiting the scope of the present invention, on the contrary, any improvement or modification made based on the spirit of the present invention should fall within the scope of the present invention.
Claims (10)
1. The utility model provides a low-voltage metering box circuit breaker binding post, includes casing, pressure rivet mechanism and copper aluminium transition conductor, its characterized in that:
a shell front boss is arranged on the side wall of the shell and provided with a through hole, the through hole is communicated with the inside of the shell, and the through hole is used for mounting the copper-aluminum transition conductor;
the other side wall of the shell opposite to the side wall is provided with a wire inlet;
the pressure riveting mechanism comprises a pressure riveting mechanism frame body and an inner hexagonal screw, and the pressure riveting mechanism frame body is in threaded connection with the inner hexagonal screw.
2. The low-voltage metering box circuit breaker terminal of claim 1, wherein: the bottom of casing still is provided with the installing port, the installing port is used for installing press riveting mechanism.
3. The low-voltage metering box circuit breaker terminal of claim 2, wherein: the rivet pressing mechanism penetrates through the mounting opening and is completely accommodated inside the shell.
4. The low-voltage metering box circuit breaker terminal of claim 1, wherein: the side part of the frame body of the pressure riveting mechanism is provided with an opening, the opening is matched with the wire inlet of the shell, and the area of the opening is larger than that of the wire inlet.
5. The low-voltage metering box circuit breaker terminal of claim 1, wherein: the copper-aluminum transition conductor comprises an aluminum part and a copper part, the aluminum part extends into the frame body of the press riveting mechanism in the shell, and the copper part is kept outside the front boss of the shell.
6. The low-voltage metering box circuit breaker terminal of claim 1, wherein: the copper-aluminum transition conductor and the shell front boss are both provided with screw holes, and the copper-aluminum transition conductor is fixed in the shell front boss through the thread matching of a fixing screw and the screw holes.
7. The low-voltage metering box circuit breaker terminal of claim 1, wherein: the low-voltage metering box circuit breaker wiring terminal also comprises a bottom cover, and the bottom cover is installed at the bottom of the shell.
8. The low-voltage metering box circuit breaker terminal of claim 1, wherein: the top of the shell is provided with a round hole.
9. The low-voltage metering box circuit breaker terminal of claim 1, wherein: the pressure riveting mechanism is arranged above the inner part of the shell.
10. The low-voltage metering box circuit breaker terminal of claim 1, wherein: the front and the back of the shell are respectively provided with a groove and a convex edge, and the shapes of the groove and the convex edge are matched with each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020445376.4U CN212874378U (en) | 2020-03-31 | 2020-03-31 | Low-voltage metering box circuit breaker wiring terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020445376.4U CN212874378U (en) | 2020-03-31 | 2020-03-31 | Low-voltage metering box circuit breaker wiring terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212874378U true CN212874378U (en) | 2021-04-02 |
Family
ID=75185800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020445376.4U Active CN212874378U (en) | 2020-03-31 | 2020-03-31 | Low-voltage metering box circuit breaker wiring terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212874378U (en) |
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2020
- 2020-03-31 CN CN202020445376.4U patent/CN212874378U/en active Active
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