CN217385618U - Mechanism capable of changing electric energy meter without power interruption - Google Patents
Mechanism capable of changing electric energy meter without power interruption Download PDFInfo
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- CN217385618U CN217385618U CN202220736542.5U CN202220736542U CN217385618U CN 217385618 U CN217385618 U CN 217385618U CN 202220736542 U CN202220736542 U CN 202220736542U CN 217385618 U CN217385618 U CN 217385618U
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Abstract
The utility model relates to a mechanism capable of changing an electric energy meter without power failure, which comprises a base, wherein an even number of first accommodating grooves are arranged on the base at intervals, a connecting terminal for connecting a cable is arranged in a third notch of each first accommodating groove, and a first conductive piece capable of being connected with the connecting terminal is arranged in each first accommodating groove; the first end of each connecting rod can extend into the first notch so as to be detachably connected with the first conductive piece, and the second end of each connecting rod is used for being connected with a binding post of the electric energy meter; the connector comprises a mounting seat and metal inserting pieces arranged on the mounting seat, the metal inserting pieces can be inserted into the first accommodating grooves from the second notches in a one-to-one correspondence mode and are connected with the corresponding first conductive pieces, and the two metal inserting pieces in the same group and the first conductive pieces in the two adjacent first accommodating grooves form a circuit loop. Therefore, the connecting rod can be pulled out together with the electric energy meter, the connector is left on the base, and a user cannot be powered off due to short circuit of the internal circuit.
Description
Technical Field
The utility model relates to a power equipment technical field, concretely relates to can not cut off power supply change mechanism of electric energy meter.
Background
The traditional electric energy meter wiring mode is that all cables are fixed to the wiring terminal of the electric energy meter by screws, if the electric energy meter is to be replaced, the power supply of the whole unit is cut off firstly usually, and then the electric energy meter is replaced, so that the electricity consumption of the user of the electric energy meter is influenced, and the user of the same unit is also influenced.
To above-mentioned problem, chinese utility model patent that patent number is CN202020408102.8 (the announcement number is CN211955610U) discloses an "uninterrupted power supply realizes plug-in electric energy meter and changes device", including the ammeter body, connect and connect the electricity change-over panel through the mounting screw in the electricity opening, connect electricity change-over panel one side and seted up multichannel spout mouth, the equal slip of spout mouth is provided with the slider, connects downthehole fixed mounting of electricity and has the current conducting plate, spout mouth rear side fixed mounting has wiring contact post, and wiring contact post is the electrical connection end of ammeter body, the current conducting plate is connected with wiring contact post through elasticity conducting rod spare. When the ammeter needs to be replaced, the cover plate of the old ammeter is opened, the power connection conversion plate of the new ammeter is covered on the power connection conversion plate of the old ammeter, the wiring contact column of the old ammeter is in contact with the wiring contact column of the new ammeter, and therefore power connection work of the new ammeter is achieved, and then the sliding block of the old ammeter slides into the sliding groove of the power connection conversion plate of the new ammeter, so that normal electricity utilization work of a user is not affected.
However, each electric energy meter needs to be provided with a power-on conversion plate, which results in a complicated structure of the electric energy meter.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that to prior art's current situation, provide a mechanism that can change the electric energy meter without cutting off the power supply, need not to change the change that the original structure of electric energy meter can realize the electric energy meter through using this mechanism.
The utility model provides a technical scheme that above-mentioned technical problem adopted does: a mechanism capable of replacing an electric energy meter without power failure is characterized by comprising
The cable connector comprises a base, wherein an even number of first accommodating grooves are formed in the base at intervals, each first accommodating groove is provided with three notches which are a first notch, a second notch and a third notch respectively, the first notch penetrates through a first side wall of the base, the second notch penetrates through a second side wall of the base, the third notch penetrates through a third side wall of the base, a wiring terminal for connecting a cable is arranged in the third notch, a first conductive piece capable of being connected with the wiring terminal is arranged in each first accommodating groove, the first conductive pieces are grouped in pairs, and two wiring terminals connected with two first conductive pieces in the same group are an incoming terminal and an outgoing terminal respectively;
the first ends of the connecting rods can extend into the first accommodating groove from the first notch so as to be detachably connected with the first conductive piece, and the second ends of the connecting rods are used for being connected with the wiring terminal of the electric energy meter;
connector, including the mount pad and locate the metal inserted sheet on the mount pad, the quantity of metal inserted sheet is unanimous with the quantity of first storage tank, just the metal inserted sheet can insert in the first storage tank and link to each other with the first electrically conductive piece that corresponds from second notch one-to-one, two liang of a set of metal inserted sheets, and the first electrically conductive piece in two metal inserted sheets of same set of and two adjacent first storage tanks constitutes the circuit loop.
In order to facilitate the electric connection of the metal insert, the connecting rod and the first conductive piece, the first conductive piece is U-shaped, the first conductive piece is provided with a first opening part facing the first notch and a second opening part facing the second notch, the first end of the connecting rod can be detachably inserted into the first conductive piece from the first opening part, and the metal insert is inserted into the first conductive piece from the second opening part.
In order to facilitate the disassembly and assembly of the connecting rod, the second opening part of the first conductive piece is of a first conical structure which gradually shrinks along the insertion direction of the metal insertion piece, the large diameter part of the first conical structure is larger than the thickness of the metal insertion piece, and the small diameter part of the first conical structure is smaller than the thickness of the metal insertion piece. When the metal inserting sheet is inserted into the first conductive piece, the second opening part of the first conductive piece is expanded, so that the space in the first conductive piece is correspondingly increased, the clamping force on the connecting rod is reduced, and the connecting rod is conveniently pulled out.
In order to improve the safety in utilization of this mechanism, this mechanism still includes the connecting rod, a second storage tank has still been seted up on the base, the second storage tank has the first opening that link up the first lateral wall of base, link up the second opening of the second lateral wall of base and link up the third opening of the third lateral wall of base, be equipped with the connector lug that can be connected with the zero line in the third opening, be equipped with the second that can be connected with the connector lug in the second storage tank and electrically conduct, thereby the first end of connecting rod can stretch into in the second storage tank from first opening and can link to each other with the electrically conductive piece of second with dismantling, and the second end of connecting rod links to each other with the terminal of zero line on the electric energy meter, be equipped with on the mount pad and can insert the plastics picture peg in the second storage tank from the second opening.
In order to facilitate the electrical connection of the plastic plugboard, the connecting rod and the second conductive piece, the second conductive piece is U-shaped, the second conductive piece is provided with a third opening part facing the first opening and a fourth opening part facing the second opening, the first end of the connecting rod is detachably inserted into the second conductive piece from the third opening part, and the plastic plugboard is inserted into the second conductive piece from the fourth opening part.
In order to facilitate the disassembly and assembly of the connecting rod, the fourth opening part of the second conductive part is of a second conical structure gradually reducing in diameter along the insertion direction of the plastic plugboard, the large diameter part of the second conical structure is larger than the thickness of the plastic plugboard, and the small diameter part of the second conical structure is smaller than the thickness of the plastic plugboard. When the plastic insertion plate piece is inserted into the second conductive piece, the fourth open part of the second conductive piece is expanded, so that the space in the second conductive piece is correspondingly increased, the clamping force on the connecting rod is reduced, and the connecting rod is conveniently pulled out.
Preferably, there are two first accommodating grooves, and the base is a single-phase system; or six first accommodating grooves are formed, and the base is made of three phases.
In order to facilitate the metal insertion sheet and the plastic insertion plate to be correspondingly inserted into the first accommodating groove and the second accommodating groove on the base, a U-shaped grip with a groove opening facing the mounting seat is formed on the mounting seat. Therefore, a user can hold the handle to correspondingly insert the metal inserting sheet and the plastic inserting plate into the first accommodating groove and the second accommodating groove on the base.
In order to prevent the electric shock of the user, the handle is an insulating piece so as to improve the use safety.
Compared with the prior art, the utility model has the advantages that: the utility model discloses a set up base, connective bar and connector, connective bar one end and base can be dismantled ground and link to each other, and the other end links to each other with the terminal of electric energy meter, are equipped with the metal inserted sheet on the connector, when the metal inserted sheet cartridge was on the base, two adjacent metal inserted sheets formed the circuit loop with the short circuit of the conductive piece in two adjacent first storage tanks, the connective bar fixed on the electric energy meter at this moment can be extracted together with the electric energy meter, and the connector stays on the base, because the short circuit of inner circuit, the user can not cut off the power supply;
by the above, the utility model discloses can realize when changing the electric energy meter, neither cut off the user's power consumption of this unit, also cut off the user's power consumption of this electric energy meter, also need not to change the original structure of electric energy meter with the help of other instruments (like the screwdriver) just can light quick replacement electric energy meter yet, as long as with the other end of connective bar and the terminal on the electric energy meter can.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic view of the structure of FIG. 1 in another direction;
FIG. 3 is an exploded view of FIG. 1;
FIG. 4 is a cross-sectional view of FIG. 1;
fig. 5 is a partial cross-sectional view of the connector of fig. 1.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments.
As shown in fig. 1 to 5, the mechanism for replacing an electric energy meter without power failure in the preferred embodiment includes a base 1, a connecting rod 2, a connecting rod 3, a connector 4, a first conductive member 5, and a second conductive member 6.
An even number of first accommodating grooves 11 are formed in the base 1 at intervals, each first accommodating groove 11 has three notches, which are a first notch 111, a second notch 112 and a third notch 113, wherein the first notch 111 penetrates through a first side wall 12 (which is a front side wall in fig. 3) of the base 1, the second notch 112 penetrates through a second side wall 13 (which is a top wall in fig. 3) of the base 1, the third notch 113 penetrates through a third side wall 15 (which is a rear side wall in fig. 3) of the base 1, a connecting terminal for connecting a cable is arranged in the third notch 113, a first conductive piece 5 capable of being connected with the connecting terminal is arranged in each first accommodating groove 11, and the connecting terminal can be directly connected with the first conductive piece 5 or indirectly connected with other connecting pieces.
The first conductive members 5 are grouped in pairs, and two connecting terminals connected with the two first conductive members 5 in the same group are respectively an incoming terminal and an outgoing terminal. In this embodiment, the first conductive member 5 is U-shaped, and the first conductive member 5 has a first opening portion 51 facing the first notch 111 and a second opening portion 52 facing the second notch 112.
The connecting rods 2 are consistent with the first accommodating groove 11 in number, the first end of each connecting rod 2 can extend into the first accommodating groove 11 from the first notch 111 and then can be detachably inserted into the first conductive piece 5 from the first opening part 51, so that the connecting rods 2 are connected with the first conductive piece 5, and the second end of each connecting rod 2 is connected with a binding post of the electric energy meter through a screw.
The connector 4 includes a mounting seat 41 and metal insertion sheets 42 disposed on the mounting seat 41, the number of the metal insertion sheets 42 is consistent with the number of the first accommodating grooves 11, and the metal insertion sheets 42 can be inserted into the first accommodating grooves 11 from the second notches 112 in a one-to-one correspondence manner and then inserted into the first conductive members 5 from the second opening portions 52, so that the metal insertion sheets 42 are connected with the corresponding first conductive members 5, the metal insertion sheets 42 are in a group and are in short circuit, and two metal insertion sheets 42 in the same group and the first conductive members 5 in two adjacent first accommodating grooves 11 form a circuit loop.
In this embodiment, the second opening portion 52 of the first conductive member 5 is a first tapered structure gradually reducing in diameter along the insertion direction of the metal insertion piece 42, the major diameter of the first tapered structure is greater than the thickness of the metal insertion piece 42, and the minor diameter of the first tapered structure is less than the thickness of the metal insertion piece 42. When the metal insert 42 is inserted into the first conductive member 5, the second opening portion 52 of the first conductive member 5 is enlarged, so that the space in the first conductive member 5 is correspondingly enlarged, and the clamping force on the connecting rod 2 is reduced, so as to facilitate the extraction of the connecting rod 2.
The base 1 is further provided with a second accommodating groove 14, the second accommodating groove 14 is provided with a first opening 141 penetrating through the first side wall 12 of the base 1, a second opening 142 penetrating through the second side wall 13 of the base 1 and a third opening 143 penetrating through the third side wall 15 of the base 1, a connector lug capable of being connected with a zero line is arranged in the third opening 143, a second conductive piece 6 capable of being connected with the connector lug is arranged in the second accommodating groove 14, and the second conductive piece 6 can be directly connected with the connector lug or indirectly connected with the connector lug through other connecting parts.
The second conductive member 6 is U-shaped, and the second conductive member 6 has a third opening portion 61 facing the first opening 141 and a fourth opening portion 62 facing the second opening 142.
The first end of the connecting rod 3 can be inserted into the second receiving groove 14 from the first opening 141 and then can be detachably inserted into the second conductive member 6 from the third opening portion 61, so that the connecting rod 3 is connected to the second conductive member 6, the second end of the connecting rod 3 is connected to the terminal of the zero line on the electric energy meter, and the mounting base 41 is provided with the plastic insertion plate 43 which can be inserted into the second receiving groove 14 from the second opening 142 and then can be inserted into the second conductive member 6 from the fourth opening portion 62.
In this embodiment, the fourth opening portion 62 of the second conductive member 6 has a second tapered structure gradually reducing in diameter along the insertion direction of the plastic interposer 43, the major diameter of the second tapered structure is greater than the thickness of the plastic interposer 43, and the minor diameter of the second tapered structure is smaller than the thickness of the plastic interposer 43. When the plastic insert plate 43 is inserted into the second conductive member 6, the fourth open portion 62 of the second conductive member 6 is enlarged, so that the space in the second conductive member 6 is also enlarged, and the clamping force on the connecting rod 3 is reduced, thereby facilitating the extraction of the connecting rod 3.
The first conductive member 5 and the second conductive member 6 are both metal members.
In order to facilitate the insertion of the metal insert 42 and the plastic insert plate 43 into the first receiving groove 11 and the second receiving groove 14 of the base 1, a U-shaped grip 44 with a notch facing the mounting seat 41 is formed on the mounting seat 41. Thus, the user can hold the handle 44 to insert the metal insert 42 and the plastic insert plate 43 into the first receiving groove 11 and the second receiving groove 14 of the base 1, respectively. To prevent electrical shock to the user, the grip 44 is an insulator to improve safety.
In this embodiment, the number of the first accommodating grooves is six, the base 1 is a three-phase four-wire system, and the working process is as follows: when the metal inserting pieces 42 are inserted into the base 1, the adjacent two metal inserting pieces 42 short-circuit the first conductive pieces 5 in the adjacent two first accommodating grooves 11 to form a circuit loop, at this time, the connecting rod 2 fixed on the electric energy meter can be pulled out together with the electric energy meter, the connector 4 is left on the base 1, and a user cannot be powered off due to the short circuit of the internal circuit.
Of course, the number of the first receiving grooves may be two, and the base 1 is a single-phase system.
In the description of the present invention, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in a generic and descriptive sense only and not for purposes of limitation, as the disclosed embodiments of the invention may be oriented in different directions and the directional terms are intended to be illustrative and should not be construed as limiting, such as "upper" and "lower" are not necessarily limited to directions opposite to or coincident with the direction of gravity.
Claims (9)
1. A mechanism capable of replacing an electric energy meter without power failure is characterized by comprising
The cable connector comprises a base (1), wherein even number of first accommodating grooves (11) are formed in the base (1) at intervals, each first accommodating groove (11) is provided with three notches which are respectively a first notch (111), a second notch (112) and a third notch (113), the first notch (111) penetrates through a first side wall (12) of the base (1), the second notch (112) penetrates through a second side wall (13) of the base (1), the third notch (113) penetrates through a third side wall (15) of the base (1), a wiring terminal for connecting a cable is arranged in the third notch (113), a first conductive piece (5) capable of being connected with the wiring terminal is arranged in each first accommodating groove (11), the first conductive pieces (5) are grouped in pairs, and two wiring terminals connected with two first conductive pieces (5) in the same group are respectively a wire inlet terminal and a wire outlet terminal;
the connecting rods (2) are consistent with the first accommodating grooves (11) in number, the first end of each connecting rod (2) can extend into the first accommodating groove (11) from the first notch (111) so as to be detachably connected with the first conductive piece (5), and the second end of each connecting rod (2) is used for being connected with a binding post of the electric energy meter;
connector (4), including mount pad (41) and locate metal inserted sheet (42) on mount pad (41), the quantity of metal inserted sheet (42) is unanimous with the quantity of first storage tank (11), just metal inserted sheet (42) can insert in first storage tank (11) and link to each other with the first electrically conductive piece (5) that correspond from second notch (112) one-to-one, two liang of a set of metal inserted sheet (42), and two electrically conductive pieces (5) in two adjacent first storage tanks (11) of same set of metal inserted sheet (42) constitute circuit loop.
2. The mechanism for replacing an electric energy meter without interrupting power supply of claim 1, wherein: the first conductive piece (5) is U-shaped, the first conductive piece (5) is provided with a first opening part (51) facing the first notch (111) and a second opening part (52) facing the second notch (112), the first end of the connecting rod (2) is detachably inserted into the first conductive piece (5) from the first opening part (51), and the metal insert (42) is inserted into the first conductive piece (5) from the second opening part (52).
3. The mechanism for enabling uninterruptible power supply to replace an electric energy meter according to claim 2, wherein: the second opening part (52) of the first conductive part (5) is of a first conical structure gradually reducing in diameter along the insertion direction of the metal insertion piece (42), the large diameter of the first conical structure is larger than the thickness of the metal insertion piece (42), and the small diameter of the first conical structure is smaller than the thickness of the metal insertion piece (42).
4. The mechanism for replacing an electric energy meter without interrupting power supply of claim 1, wherein: also comprises a connecting rod (3), a second accommodating groove (14) is arranged on the base (1), the second accommodation groove (14) has a first opening (141) penetrating the first side wall (12) of the base (1), a second opening (142) penetrating the second side wall (13) of the base (1), and a third opening (143) penetrating the third side wall (15) of the base (1), a connector lug used for connecting a zero line is arranged in the third opening (143), a second conductive piece (6) which can be connected with the connector lug is arranged in the second accommodating groove (14), the first end of the connecting rod (3) can extend into the second accommodating groove (14) from the first opening (141) so as to be detachably connected with the second conductive piece (6), the second end of the connecting rod (3) is connected with a binding post of a zero line on the electric energy meter, and a plastic inserting plate (43) which can be inserted into the second accommodating groove (14) from the second opening (142) is arranged on the mounting seat (41).
5. The mechanism for replacing an electric energy meter without interrupting power supply of claim 4, wherein: the second conductive member (6) is U-shaped, the second conductive member (6) has a third opening portion (61) facing the first opening (141) and a fourth opening portion (62) facing the second opening (142), the first end of the connection rod (3) is detachably inserted into the second conductive member (6) from the third opening portion (61), and the plastic insertion plate (43) is inserted into the second conductive member (6) from the fourth opening portion (62).
6. The mechanism for replacing an electric energy meter without interrupting power supply of claim 5, wherein: the fourth opening part (62) of the second conductive member (6) is of a second conical structure gradually reducing in diameter along the insertion direction of the plastic insertion plate (43), the large diameter part of the second conical structure is larger than the thickness of the plastic insertion plate (43), and the small diameter part of the second conical structure is smaller than the thickness of the plastic insertion plate (43).
7. The mechanism for replacing an electric energy meter without interrupting power supply of claim 4, wherein: the number of the first accommodating grooves is two or six.
8. The mechanism for continuously replacing an electric energy meter according to any one of claims 1 to 7, wherein: the mounting seat (41) is formed with a U-shaped grip (44) with a notch facing the mounting seat (41).
9. The mechanism for replacing an electric energy meter without interrupting power supply of claim 8, wherein: the handle (44) is an insulator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220736542.5U CN217385618U (en) | 2022-03-30 | 2022-03-30 | Mechanism capable of changing electric energy meter without power interruption |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220736542.5U CN217385618U (en) | 2022-03-30 | 2022-03-30 | Mechanism capable of changing electric energy meter without power interruption |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217385618U true CN217385618U (en) | 2022-09-06 |
Family
ID=83104555
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220736542.5U Active CN217385618U (en) | 2022-03-30 | 2022-03-30 | Mechanism capable of changing electric energy meter without power interruption |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217385618U (en) |
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2022
- 2022-03-30 CN CN202220736542.5U patent/CN217385618U/en active Active
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