CN111725669B - Three-phase table meter wiring is prevented mistake and is connected - Google Patents
Three-phase table meter wiring is prevented mistake and is connected Download PDFInfo
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- CN111725669B CN111725669B CN202010628516.6A CN202010628516A CN111725669B CN 111725669 B CN111725669 B CN 111725669B CN 202010628516 A CN202010628516 A CN 202010628516A CN 111725669 B CN111725669 B CN 111725669B
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/73—Means for mounting coupling parts to apparatus or structures, e.g. to a wall
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/465—Identification means, e.g. labels, tags, markings
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/64—Means for preventing incorrect coupling
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
- H01R24/28—Coupling parts carrying pins, blades or analogous contacts and secured only to wire or cable
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
- H01R24/76—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure with sockets, clips or analogous contacts and secured to apparatus or structure, e.g. to a wall
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- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The invention discloses a three-phase meter wiring anti-misoperation connector which comprises a socket unit and a plug unit, wherein the socket unit comprises a fixed plate and a plurality of uniformly distributed switching pieces connected with the fixed plate; the plug unit comprises a shell, a plurality of uniformly distributed mounting holes positioned at one end of the shell, connecting pieces positioned in the mounting holes, and a rear cover connected with the shell; the socket unit is connected to the tail of the terminal by screws, the plug unit is provided with a wire mark and a proper wiring length is reserved for connection, and meanwhile, the two terminals are prevented from being bridged, so that the purpose of preventing wrong wiring is achieved.
Description
Technical Field
The invention relates to the field of power distribution terminals, in particular to a three-phase meter wiring anti-misoperation joint.
Background
With the development of economy and the construction of intelligent electric energy, the number of distribution transformer monitoring terminals in a power distribution network is increased day by day at present, the number of meter tail wiring of the terminals reaches as many as 10, the wiring from a transformer and a low-voltage trunk line to a junction box and then to a meter tail is related, the wiring times are many, the quality of constructors is good and different, the terminals and the constructors of the electric energy meter have large flow due to different bidding results, the training difficulty is difficult to meet the requirements, wiring errors occur frequently, electric quantity loss is caused to a power grid, the intelligent terminals acquire errors, potential safety hazards are formed, and the satisfaction degree of customer service is influenced.
Disclosure of Invention
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments, and in this section as well as in the abstract and the title of the invention of this application some simplifications or omissions may be made to avoid obscuring the purpose of this section, the abstract and the title of the invention, and such simplifications or omissions are not intended to limit the scope of the invention.
The present invention has been made keeping in mind the above problems occurring in the prior art and/or the problems occurring in the prior art.
Therefore, the technical problems to be solved by the invention are that the construction personnel frequently generate wiring errors, the electric quantity loss is caused to the power grid, the intelligent terminal is enabled to acquire errors, the potential safety hazard is formed, and the customer service satisfaction is influenced.
In order to solve the technical problems, the invention provides the following technical scheme: a three-phase meter wiring anti-misoperation connector comprises a socket unit, a connector and a connector assembly, wherein the socket unit comprises a fixed plate and a plurality of uniformly distributed adapters connected with the fixed plate; the plug unit comprises a shell, a plurality of uniformly distributed mounting holes positioned at one end of the shell, a connecting piece positioned in the mounting holes, and a rear cover connected with the shell.
As a preferred scheme of the three-phase meter wiring anti-error joint, the invention comprises the following steps: the adapter comprises a first wire and a second wire, a first fixing hole corresponding to the first wire is formed in the fixing plate, the first wire penetrates through the first fixing hole, a second fixing hole corresponding to the second wire is formed in the fixing plate, and the second wire penetrates through the second fixing hole.
As a preferred scheme of the three-phase meter wiring anti-error joint, the invention comprises the following steps: the socket unit further comprises a pressing plate connected with the fixing plate, symmetrically arranged bulges are arranged on the pressing plate, bayonet sockets are formed in the bulges, and clamping blocks are arranged in the fixing plate and embedded into the bayonet sockets; the pressing plate is provided with an adapting hole, and the adapter passes through the adapting hole.
As a preferred scheme of the three-phase meter wiring anti-error joint, the invention comprises the following steps: the number of the mounting holes is consistent with that of the adapters, the adapters correspond to the mounting holes in position, limiting bosses are arranged on the inner walls of the mounting holes, the connectors are inserted into the mounting holes, the side faces of the connectors extend to form limiting elastic pieces, and limiting protrusions matched with the limiting bosses are arranged on the limiting elastic pieces.
As a preferred scheme of the three-phase meter wiring anti-error joint, the invention comprises the following steps: one end of the connecting piece, which is connected with the socket unit, extends to form a guide piece, guide holes are formed in the guide piece, and the first lead and the second lead can be respectively inserted into different guide holes in one connecting piece.
As a preferred scheme of the three-phase meter wiring anti-error joint, the invention comprises the following steps: install the conducting strip in the guiding hole, the conducting strip include the electrically conductive hole, with the stationary blade that the electrically conductive hole is connected, stationary blade one end is extended and is buckled and form first buckling, the stationary blade other end is extended and is buckled and form the second and buckle, the second is buckled and is connected the setting element.
As a preferred scheme of the three-phase meter wiring anti-error joint, the invention comprises the following steps: the conducting hole is divided into a first end and a second end, the diameter of the first end is smaller than that of the second end, the second end is connected with the fixing piece, and a notch is formed in the opening of the first end in the axial direction.
As a preferred scheme of the three-phase meter wiring anti-error joint, the invention comprises the following steps: the first wire area is divided into a first connecting end and a second connecting end, the first connecting end is connected with the corresponding ammeter joint, and the second connecting end is inserted into the corresponding first end; the second wire is divided into a third connecting end and a fourth connecting end, the third connecting end is connected with the corresponding ammeter joint, and the fourth connecting end is inserted into the corresponding first end.
As a preferred scheme of the three-phase meter wiring anti-error joint, the invention comprises the following steps: the plug unit further comprises a fastener, the fastener is provided with hinge holes, first round tables are arranged on two sides of the shell, the hinge holes are hinged to the first round tables, hooks are further arranged on the fastener, second round tables are arranged on two sides of the fixing plate, and the hooks can be hung on the second round tables.
As a preferred scheme of the three-phase meter wiring anti-error joint, the invention comprises the following steps: the rear cover is provided with an outer connecting hole, a clamping hook is further arranged on the surface of the rear cover, which is in contact with the shell, a clamping groove is formed in the surface of the shell, which is in contact with the clamping hook, and the clamping hook is embedded in the clamping groove.
The invention has the beneficial effects that: the socket unit is connected to the tail of the terminal by screws, the plug unit is provided with a wire mark and a proper wiring length is reserved for connection, and meanwhile, the two terminals are prevented from being bridged, so that the purpose of preventing wrong wiring is achieved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise. Wherein:
fig. 1 is a schematic external structural view of a three-phase meter wiring anti-error joint according to an embodiment of the invention;
fig. 2 is a schematic structural view of a three-phase meter wiring anti-separation error joint according to an embodiment of the invention;
fig. 3 is a schematic cross-sectional structure view of a three-phase meter wiring anti-error joint according to an embodiment of the invention;
fig. 4 is a schematic structural diagram of a socket unit in a three-phase meter wiring anti-error joint according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a plug unit in a three-phase meter wiring anti-error joint according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram of a connecting piece in a three-phase meter wiring anti-error joint according to an embodiment of the invention;
fig. 7 is an exploded view of a connecting member in a three-phase meter wiring anti-error joint according to an embodiment of the invention;
fig. 8 is an exploded schematic view of a plug unit in a three-phase meter wiring anti-error joint according to an embodiment of the present invention;
fig. 9 is a schematic structural diagram of a connection power distribution terminal in a three-phase meter connection error-prevention joint according to an embodiment of the present invention.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described and will be readily apparent to those of ordinary skill in the art without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Next, the present invention will be described in detail with reference to the drawings, wherein the cross-sectional views illustrating the structure of the device are not enlarged partially according to the general scale for convenience of illustration when describing the embodiments of the present invention, and the drawings are only examples, which should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.
Further, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Example 1
Referring to fig. 1-2, the embodiment provides a three-phase meter wiring anti-misoperation joint, which includes a socket unit 100 and a plug unit 200, wherein one end of the socket unit 100 is connected to a three-phase meter, and the other end is connected to the plug unit 200, and the plug unit 200 fixes wires to be connected in advance according to a correct sequence, so that the wires are convenient to connect; specifically, the socket unit 100 includes a fixing plate 101 and a plurality of uniformly distributed adapters 102 connected to the fixing plate 101, preferably, studs are disposed on the fixing plate 101, screw holes are disposed on corresponding power distribution terminals, the studs and the screw holes are connected to enable the socket unit 100 to be mounted on the power distribution terminals, the adapters 102 are conductors which are three-phase conductors and include current lines and voltage lines, and external lines are connected to the power distribution terminals; the plug unit 200 is detachably connected with the socket unit 100, and comprises a shell 201, a plurality of uniformly distributed mounting holes 202 located at one end of the shell 201, connecting pieces 203 located in the mounting holes 202, and a rear cover 204 connected with the shell 201, wherein the shell 201 is an insulator, the number of the mounting holes 202 corresponds to the number of the adapter pieces 102, the number of the adapter pieces 102 is consistent with the number of the power distribution terminal external connectors, the connecting pieces 203 are connected with the socket unit 100 after external wires are connected through the connecting pieces, and the external wires are connected with the connecting pieces 203 according to the sequence of installing the original external wires and the power distribution terminal connectors, so that misconnection is prevented.
Further, the adapter 102 includes a first wire 102a and a second wire 102b, in this embodiment, the first wire 102a is set as a voltage line, the second wire 102b is set as a current line, and the first wire 102a and the second wire 102b on the adapter 102 form a set of cables; the number of the groups of the cables is consistent with the number of the power distribution terminal joints; the fixing plate 101 is provided with a first fixing hole 101a corresponding to the first wire 102a, the first wire 102a passes through the first fixing hole 101a and is exposed, the fixing plate 101 is provided with a second fixing hole 101b corresponding to the second wire 102b, and the second wire 102b passes through the second fixing hole 101b and is exposed for facilitating wiring.
The implementation manner of the embodiment is as follows: the lead which needs to be connected with the power distribution terminal connector is connected with the corresponding connecting piece 203 according to the corresponding connection mode in advance, then the shell 201 is connected with the fixing plate 101, the connecting piece 203 is connected with the adapter piece 102 at the moment, the adapter piece 102 is connected to the power distribution terminal connector to complete wiring, and the wiring connector can prevent misconnection and short connection.
Example 2
Referring to fig. 1 to 9, a second embodiment of the present invention is based on the previous embodiment, and is different from the previous embodiment in that: the socket unit 100 is connected with a three-phase meter, the other end of the socket unit 100 is connected with the plug unit 200, and the plug unit 200 fixes the wires to be connected in advance according to a correct sequence, so that the wires are convenient to connect; specifically, the socket unit 100 includes a fixing plate 101 and a plurality of uniformly distributed adapters 102 connected to the fixing plate 101, preferably, studs are disposed on the fixing plate 101, screw holes are disposed on corresponding power distribution terminals, the studs and the screw holes are connected to enable the socket unit 100 to be mounted on the power distribution terminals, the adapters 102 are conductors which are three-phase conductors and include current lines and voltage lines, and external lines are connected to the power distribution terminals; the plug unit 200 is detachably connected with the socket unit 100, and comprises a shell 201, a plurality of uniformly distributed mounting holes 202 located at one end of the shell 201, connecting pieces 203 located in the mounting holes 202, and a rear cover 204 connected with the shell 201, wherein the shell 201 is an insulator, the number of the mounting holes 202 corresponds to the number of the adapter pieces 102, the number of the adapter pieces 102 is consistent with the number of the power distribution terminal external connectors, the connecting pieces 203 are connected with the socket unit 100 after external wires are connected through the connecting pieces, and the external wires are connected with the connecting pieces 203 according to the sequence of installing the original external wires and the power distribution terminal connectors, so that misconnection is prevented.
Further, the adapter 102 includes a first wire 102a and a second wire 102b, in this embodiment, the first wire 102a is set as a voltage line, the second wire 102b is set as a current line, and the first wire 102a and the second wire 102b on the adapter 102 form a set of cables; the number of the groups of the cables is consistent with the number of the power distribution terminal joints; the fixing plate 101 is provided with a first fixing hole 101a corresponding to the first wire 102a, the first wire 102a passes through the first fixing hole 101a and is exposed, the fixing plate 101 is provided with a second fixing hole 101b corresponding to the second wire 102b, and the second wire 102b passes through the second fixing hole 101b and is exposed for facilitating wiring.
Further, different from the previous embodiment, the socket unit 100 further includes a pressing plate 103 connected to the fixing plate 101, the pressing plate 103 can fasten the adaptor 102 in the fixing plate 101, the pressing plate 103 is provided with symmetrically disposed protrusions 103a, a bayonet 103b is formed in the protrusion 103a, and the width of the opening of the bayonet 103b is smaller than the width of the inside; a clamping block 101c is arranged in the fixing plate 101, so that the clamping block 101c can be conveniently embedded into the clamping opening 103b for fixing; the pressing plate 103 is provided with an adaptive hole 103c, and the adapter 102 penetrates through the adaptive hole 103 c; namely, the first lead 102a and the second lead 102b can be fixed through the adaptive holes 103c, respectively; the number of the mounting holes 202 is the same as the number of the adapters 102, the positions of the mounting holes 202 correspond to the number of the adapters 102, the inner wall of the mounting holes 202 is provided with a limiting boss 202a, the connectors 203 are inserted into the mounting holes 202 for fixation, wherein the side surface of the connectors 203 extends to form a limiting elastic sheet 203a, the connectors 203 can be placed into the mounting holes 202 by pressing the limiting elastic sheet 203a, preferably, the limiting elastic sheet 203a is provided with a limiting protrusion 203b matched with the limiting boss 202a, namely, when the connectors 203 are placed into the mounting holes 202 by pressing the limiting elastic sheet 203a, the limiting elastic sheet 203a is loosened, the limiting protrusion 203b and the limiting boss 202a are buckled with each other and cannot be separated, and when the connectors 203 are taken down, the limiting elastic sheet 203a is also pressed to separate the limiting protrusion 203b from the limiting boss 202 a.
Further, one end of the connector 203 connected to the receptacle unit 100 is extended to form a guide 203c, the guide 203c guides the first and second wires 102a and 102b in the adapter 102 to the conductors connected to the connector 203, and preferably, the guide 203c is provided with guide holes 203d, i.e., the first and second wires 102a and 102b can be inserted into different guide holes 203d of one connector 203.
Further, the conductive sheet 205 is installed in the guide hole 203d, the conductive sheet 205 includes a conductive hole 205a and a fixing sheet 205b connected to the conductive hole 205a, the ends of the first lead 102a and the second lead 102b can be inserted into the conductive hole 205a through the guide hole 203d for connection, the conductive sheet 205 is fixed in the guide hole 203d by the fixing sheet 205b, one end of the fixing sheet 205b extends and bends to form a first bend 205b-1, because the fixing sheet 205b is made of metal, the first bend 205b-1 has elasticity, the conductive sheet 205 can be tightly fixed in the guide hole 203d, the other end of the fixing sheet 205b extends and bends to form a second bend 205b-2, the second bend 205b-2 is connected to the positioning member 206, and the positioning member 206 adopts a fastening screw to fix the conductive sheet 205 in the guide hole 203 d.
Preferably, the conductive hole 205a is divided into a first end 205a-1 and a second end 205a-2, the diameter of the first end 205a-1 is smaller than that of the second end 205a-2, the second end 205a-2 is connected to the fixing plate 205b, and the opening of the first end 205a-1 is axially provided with a notch 205a-3, such that the opening of the first end 205a-1 has a certain elasticity, so that when a wire is inserted into the conductive hole 205a, the first end 205a-1 clamps the wire according to the corresponding change of the diameter of the wire.
Preferably, the first wire 102a and the second wire 102b are cylindrical and are not easy to bend, the first wire 102a is divided into a first connection end 102a-1 and a second connection end 102a-2, the first connection end 102a-1 is connected with a corresponding ammeter joint, and the second connection end 102a-2 is inserted into the corresponding first end 205a-1 for connection; the second wire 102b is divided into a third connection end 102b-1 and a fourth connection end 102b-2, the third connection end 102b-1 is connected with a corresponding electric meter connector, and the fourth connection end 102b-2 is inserted into the corresponding first end 205a-1 for connection.
Further, the plug unit 200 further comprises a fastener 207, and the fastener 207 can connect the plug unit 200 and the socket unit 100 together and is not easy to fall off; the fastening piece 207 is provided with a hinge hole 207a, the two sides of the shell 201 are provided with first round platforms 201a, the hinge holes 207a are arranged to be positioned on the two sides of the fastening piece 207, the first round platforms 201a are arranged to be positioned on the two sides of the shell 201, the hinge holes 207a are sleeved on the first round platforms 201a, and the hinge holes 207a are hinged with the first round platforms 201a, even if the fastening piece 207 can rotate around the first round platforms 201 a; the fastener 207 is further provided with a hook 207b, the hook 207b is L-shaped, the two sides of the fixing plate 101 are provided with second round tables 101d, and the hook 207b can be hung on the second round tables 101 d.
Preferably, the rear cover 204 is provided with an external connection hole 204a, and an external wire enters the housing 201 from the external connection hole 204 a; the connection mode is as follows: the surface of the rear cover 204 contacting the shell 201 is also provided with a hook 204b, the surface of the shell 201 contacting the hook 204b is provided with a slot 201b, and the hook 204b is embedded in the slot 201 b.
The embodiment further comprises an electric meter (300), wherein the electric meter (300) is a three-phase electric meter, the joints of the electric meter (300) are connected with the socket unit 100, preferably, the number of the joints is set according to the number of the joints of the power distribution terminals to be connected, and the power distribution terminals are provided with a plurality of joints, so that the adapter piece 102 and the connecting piece 203 are provided with a plurality of power distribution terminals which can be adapted to different numbers of joints.
The implementation manner of the embodiment is as follows: the lead which needs to be connected with the power distribution terminal connector is connected with the corresponding connecting piece 203 according to the corresponding connection mode in advance, then the shell 201 is connected with the fixing plate 101, the connecting piece 203 is connected with the adapter piece 102 at the moment, and the adapter piece 102 is connected to the power distribution terminal connector to complete wiring; specifically, the pressing plate 103 fixes the adapters 102 in the fixing plate 101, the fixing plate 101 is in threaded connection with the power distribution terminal, wherein each adapter 102 is connected with a corresponding power distribution terminal connector, then the connector 203 is inserted into the mounting hole 202 for fixing, when the limiting elastic sheet 203a is pressed to place the connector 203 into the mounting hole 202, the limiting elastic sheet 203a is loosened, the limiting protrusion 203b and the limiting boss 202a are buckled with each other for fixing, the positioning piece 206 fixes the conductive sheet 205 in the guide hole 203d, then the plug unit 200 is connected with the socket unit 100, the fastener 207 is rotated to enable the hook 207b on the fastener 207 to hook the second circular table 101d for fixing, and the key point of the embodiment is that before wiring, several external cables are connected with the connector 203 in the plug unit 200 according to the original position sequence of the power distribution terminal connector, therefore, when the wiring is used next time, the error of the sequential wiring of the single connector is not needed, but the correct wiring method is fixed, and meanwhile, the effects of quick wiring and no misconnection are achieved.
It is important to note that the construction and arrangement of the present application as shown in the various exemplary embodiments is illustrative only. Although only a few embodiments have been described in detail in this disclosure, those skilled in the art who review this disclosure will readily appreciate that many modifications are possible (e.g., variations in sizes, dimensions, structures, shapes and proportions of the various elements, values of parameters (e.g., temperatures, pressures, etc.), mounting arrangements, use of materials, colors, orientations, etc.) without materially departing from the novel teachings and advantages of the subject matter recited in this application. For example, elements shown as integrally formed may be constructed of multiple parts or elements, the position of elements may be reversed or otherwise varied, and the nature or number of discrete elements or positions may be altered or varied. Accordingly, all such modifications are intended to be included within the scope of this invention. The order or sequence of any process or method steps may be varied or re-sequenced according to alternative embodiments. In the claims, any means-plus-function clause is intended to cover the structures described herein as performing the recited function and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments without departing from the scope of the present inventions. Therefore, the present invention is not limited to a particular embodiment, but extends to various modifications that nevertheless fall within the scope of the appended claims.
Moreover, in an effort to provide a concise description of the exemplary embodiments, all features of an actual implementation may not be described (i.e., those unrelated to the presently contemplated best mode of carrying out the invention, or those unrelated to enabling the invention).
It should be appreciated that in the development of any such actual implementation, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort might be complex and time consuming, but would nevertheless be a routine undertaking of design, fabrication, and manufacture for those of ordinary skill having the benefit of this disclosure, without undue experimentation.
It should be noted that the above-mentioned embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the claims of the present invention.
Claims (3)
1. The utility model provides a three-phase table meter wiring is prevented mistake and is connected which characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,
the socket unit (100) comprises a fixing plate (101) and a plurality of uniformly distributed adapters (102) connected with the fixing plate (101);
the plug unit (200) comprises a shell (201), a plurality of uniformly distributed mounting holes (202) positioned at one end of the shell (201), a connecting piece (203) positioned in the mounting holes (202), and a rear cover (204) connected with the shell (201);
the socket unit (100) further comprises a pressing plate (103) connected with the fixing plate (101), wherein symmetrically-arranged protrusions (103 a) are arranged on the pressing plate (103), bayonets (103 b) are formed in the protrusions (103 a), clamping blocks (101 c) are arranged inside the fixing plate (101), and the clamping blocks (101 c) are embedded into the bayonets (103 b);
an adaptive hole (103 c) is formed in the pressure plate (103), and the adapter (102) penetrates through the adaptive hole (103 c);
the number of the mounting holes (202) is consistent with that of the adapters (102) and the positions of the mounting holes correspond to those of the adapters, limiting bosses (202 a) are arranged on the inner wall of each mounting hole (202), the connecting piece (203) is inserted into the corresponding mounting hole (202), limiting elastic pieces (203 a) are formed by extending the side faces of the connecting piece (203), and limiting protrusions (203 b) matched with the limiting bosses (202 a) are arranged on the limiting elastic pieces (203 a);
the adapter (102) comprises a first lead (102 a) and a second lead (102 b), one end of the connecting piece (203) connected with the socket unit (100) extends to form a guide piece (203 c), a guide hole (203 d) is formed in the guide piece (203 c), and the first lead (102 a) and the second lead (102 b) can be respectively inserted into different guide holes (203 d) on one connecting piece (203);
a conductive sheet (205) is installed in the guide hole (203 d), the conductive sheet (205) comprises a conductive hole (205 a) and a fixed sheet (205 b) connected with the conductive hole (205 a), one end of the fixed sheet (205 b) extends and bends to form a first bend (205 b-1), the other end of the fixed sheet (205 b) extends and bends to form a second bend (205 b-2), and the second bend (205 b-2) is connected with a positioning piece (206);
the conducting hole (205 a) is divided into a first end (205 a-1) and a second end (205 a-2), the diameter of the first end (205 a-1) is smaller than that of the second end (205 a-2), the second end (205 a-2) is connected with the fixing piece (205 b), and a notch (205 a-3) is formed in the opening of the first end (205 a-1) along the axial direction;
the plug unit (200) further comprises a fastening piece (207), the fastening piece (207) is provided with a hinge hole (207 a), two sides of the shell (201) are provided with first round tables (201 a), the hinge hole (207 a) is hinged to the first round tables (201 a), the fastening piece (207) is further provided with a hook (207 b), two sides of the fixing plate (101) are provided with second round tables (101 d), and the hook (207 b) can be hung on the second round tables (101 d);
the rear cover (204) is provided with an outer connecting hole (204 a), the rear cover (204) is provided with a clamping hook (204 b) on the surface contacted with the shell (201), the shell (201) is provided with a clamping groove (201 b) on the surface contacted with the clamping hook (204 b), and the clamping hook (204 b) is embedded in the clamping groove (201 b).
2. The three-phase meter wiring anti-error joint of claim 1, characterized in that: the fixing plate (101) is provided with a first fixing hole (101 a) corresponding to the first lead (102 a), the first lead (102 a) penetrates through the first fixing hole (101 a), the fixing plate (101) is provided with a second fixing hole (101 b) corresponding to the second lead (102 b), and the second lead (102 b) penetrates through the second fixing hole (101 b).
3. The three-phase meter wiring anti-error joint of claim 2, characterized in that: the first lead (102 a) is divided into a first connecting end (102 a-1) and a second connecting end (102 a-2), the first connecting end (102 a-1) is connected with a corresponding ammeter joint, and the second connecting end (102 a-2) is inserted into the corresponding first end (205 a-1);
the second lead (102 b) is divided into a third connecting end (102 b-1) and a fourth connecting end (102 b-2), the third connecting end (102 b-1) is connected with a corresponding electric meter connector, and the fourth connecting end (102 b-2) is inserted into the corresponding first end (205 a-1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010628516.6A CN111725669B (en) | 2020-07-02 | 2020-07-02 | Three-phase table meter wiring is prevented mistake and is connected |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010628516.6A CN111725669B (en) | 2020-07-02 | 2020-07-02 | Three-phase table meter wiring is prevented mistake and is connected |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111725669A CN111725669A (en) | 2020-09-29 |
| CN111725669B true CN111725669B (en) | 2021-09-24 |
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| CN202010628516.6A Active CN111725669B (en) | 2020-07-02 | 2020-07-02 | Three-phase table meter wiring is prevented mistake and is connected |
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| CN114527308A (en) * | 2021-12-31 | 2022-05-24 | 国网浙江省电力有限公司海宁市供电公司 | Intelligent electric energy meter system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2911699Y (en) * | 2005-07-19 | 2007-06-13 | 董庆陆 | Bundled inserting, watt-hour metering and electricity embezzling-proof device |
| CN103730800B (en) * | 2012-10-16 | 2017-01-25 | 上海贝尔股份有限公司 | Conversion connector |
| CN203117248U (en) * | 2013-03-01 | 2013-08-07 | 杭州凯雅捷科技有限公司 | Electric energy meter insertion provided with mutual inductor |
| CN207082693U (en) * | 2017-04-17 | 2018-03-09 | 深圳市沃尔核材股份有限公司 | A kind of manual maintenance protection switch |
| CN206864731U (en) * | 2017-06-02 | 2018-01-09 | 菲尼克斯亚太电气（南京）有限公司 | A kind of photovoltaic rectangular connector |
| CN207516537U (en) * | 2017-10-26 | 2018-06-19 | 深圳供电局有限公司 | A kind of bus integrated form fast-wiring plug of electric energy meter calibrating |
| CN209730293U (en) * | 2019-05-06 | 2019-12-03 | 深圳市力为电气有限公司 | A kind of heavy-duty connector with from short connect function |
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