CN212410666U - Electric energy metering device capable of being quickly pulled out, inserted and disassembled - Google Patents
Electric energy metering device capable of being quickly pulled out, inserted and disassembled Download PDFInfo
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- CN212410666U CN212410666U CN201922066791.9U CN201922066791U CN212410666U CN 212410666 U CN212410666 U CN 212410666U CN 201922066791 U CN201922066791 U CN 201922066791U CN 212410666 U CN212410666 U CN 212410666U
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Abstract
The utility model relates to a can pull out fast and insert dismouting electric energy metering device belongs to electric energy metering equipment technical field. The device comprises an electric energy meter body, an electric energy meter electric connecting port and a detachable contact pin; the electric energy meter interface is connected with an electric energy meter metering element of the electric energy meter body; the electric energy meter is characterized in that the electric energy meter connecting port is a hollow hole, and the inner wall of the hole is provided with an inner connecting thread; the detachable contact pin comprises a head part, a middle part and a tail part from head to tail; the outer surface of the tail part of the detachable contact pin is provided with an outer connecting thread matched with the inner connecting thread; the tail part of the detachable contact pin is connected with the electric energy meter power connection port through an inner connecting thread and an outer connecting thread; the surface of the middle part of the detachable contact pin is provided with a plurality of clamp spring fastening grooves. The utility model discloses install novel structure, can realize the quick installation of electric energy meter and demolish, do not have a power failure, do not cut off the power supply, incessant measurement.
Description
Technical Field
The utility model belongs to the technical field of electric energy metering equipment, concretely relates to can pull out fast and insert dismouting electric energy metering device.
Background
Present electric energy meter device, all make by the producer, the design has the display screen usually, binding post and three major parts of insulating casing constitute, conventional electric energy meter will be worked a telephone switchboard hole design below, the design of screw hole of turning round is positive, all need to carry out the power failure during installation and demolition, the stitches removing, the wiring, insulating parcel, tear down the table, a plurality of steps such as dress table, complex operation, the process is more, the short circuit, ground connection, the electric shock risk is high, the wiring end wets, it burns out to become dirty even generate heat, still take place to arouse in this year and cause serious incident such as equipment explosion such as high-voltage transformer, especially need to carry out the change of electric energy meter under the power failure or not load condition, consequently, how to overcome prior art's not enough is the problem that present electric energy metering equipment technical.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving prior art's is not enough, the utility model provides a can pull out fast and insert dismouting electric energy metering device, the device novel structure, with the original binding post of electric energy meter, the line ball screw, parts such as insulating terminal cover are all banned, it connects the electric mouth to improve into the electric energy meter that can dismantle the contact pin and inlay interior connection silk tooth, the one end outband that the contact pin is connected with the electric energy meter connects the silk tooth, before the electric energy meter is installed, only need can dismantle the contact pin and install on the electric energy meter that inlays interior silk tooth of electric energy meter connects the electric mouth, can install fast on prefabricated gauge stand, realize the quick installation of electric energy meter, demolish, change or school examine, do not have a power failure, do not cut off the power supply, incessant measurement.
In order to achieve the above object, the utility model adopts the following technical scheme:
a quick-plugging detachable electric energy metering device comprises an electric energy meter body, and is characterized by further comprising an electric energy meter power connection port and detachable contact pins;
the electric energy meter interface is connected with an electric energy meter metering element of the electric energy meter body;
the electric energy meter is characterized in that the electric energy meter connecting port is a hollow hole, and the inner wall of the hole is provided with an inner connecting thread;
the detachable contact pin comprises a head part, a middle part and a tail part from head to tail;
the outer surface of the tail part of the detachable contact pin is provided with an outer connecting thread matched with the inner connecting thread; the tail part of the detachable contact pin is connected with the electric energy meter power connection port through an inner connecting thread and an outer connecting thread;
a plurality of clamp spring fastening grooves are formed in the surface of the middle part of the detachable contact pin;
the electric energy meter is connected with a plurality of electric interfaces.
Further, it is preferable that the head portion of the detachable contact pin is formed in a hemispherical shape and the middle portion of the detachable contact pin is formed in a cylindrical shape.
Further, it is preferable that the snap spring fastening groove is annular and is provided along the circumference of the middle portion of the detachable contact pin.
Further, it is preferable that the snap spring fastening grooves have 3 and are uniformly arranged on the surface of the middle portion of the detachable contact pin.
Further, preferably, the electric energy meter power connection port is arranged on the back of the electric energy meter body.
Compared with the prior art, the utility model, its beneficial effect does:
the utility model discloses can pull out fast and insert dismouting electric energy metering device and replace the connecting components such as binding post, line ball screw, insulating terminal cover of conventional electric energy meter, improve into the electric energy meter interface that can dismantle contact pin and inlay interior connecting wire tooth, the one end outband connecting wire tooth that contact pin and electric energy meter are connected;
the device of the utility model can promote the technical management of the electric energy meter after being applied in the meter installation and power connection work, can quickly complete the replacement, and can complete the uninterrupted power supply and power consumption, the uninterrupted metering, no load loss and no electric quantity loss on the premise of no power outage; meanwhile, the operation of a plurality of operation steps such as power failure, wire removal, wiring, insulation wrapping, meter removal, meter installation and the like which are required during installation and removal can be reduced, and the efficiency is improved; and the safety risks of short circuit, grounding and electric shock during disconnection and wiring can be eliminated, and the method is easy to popularize and apply.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
FIG. 1 is a schematic structural view of an electric energy meter interface of the fast plugging/unplugging/disassembling electric energy metering device of the present invention;
fig. 2 is a schematic structural view of a detachable contact pin;
wherein, 1, the electric energy meter is connected with an electric interface; 2. inner connecting thread teeth; 3. a detachable contact pin; 4. externally connecting screw teeth; 5. a snap spring fastening groove; 6. an electric energy meter body.
Detailed Description
The present invention will be described in further detail with reference to examples.
It will be appreciated by those skilled in the art that the following examples are illustrative of the invention only and should not be taken as limiting the scope of the invention. The specific techniques, connections, conditions, or the like, which are not specified in the examples, are performed according to the techniques, connections, conditions, or the like described in the literature in the art or according to the product specification. The materials, instruments or equipment are not indicated by manufacturers, and all the materials, instruments or equipment are conventional products which can be obtained by purchasing.
As used herein, the singular forms "a", "an", "the" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof. It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
In the description of the present invention, "a plurality" means two or more unless otherwise specified. The terms "inner," "upper," "lower," and the like, refer to an orientation or a state relationship based on that shown in the drawings, which is for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "provided" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. To those of ordinary skill in the art, the specific meaning of the above terms in the present invention is understood according to the specific situation.
It will be understood by those skilled in the art that, unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the prior art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.
Example 1
As shown in fig. 1 and fig. 2, the electric energy metering device capable of being quickly plugged, disassembled and assembled comprises an electric energy meter body 6, an electric energy meter electric interface 1 and a detachable contact pin 3;
the electric energy meter interface 1 is connected with an electric energy meter metering element of an electric energy meter body 6;
the electric energy meter connecting port 1 is a hollow hole, and the inner wall of the hole is provided with an inner connecting thread 2;
the detachable contact pin 3 comprises a head part, a middle part and a tail part from head to tail;
the outer surface of the tail part of the detachable contact pin 3 is provided with an outer connecting thread 5 matched with the inner connecting thread 2; the tail part of the detachable contact pin 3 is connected with the electric energy meter power connection port 1 through an inner connecting thread 2 and an outer connecting thread 5;
a plurality of clamp spring fastening grooves 5 are formed in the surface of the middle part of the detachable contact pin 3;
the electric energy meter is provided with a plurality of electric energy meter connecting ports 1.
Example 2
As shown in fig. 1 and fig. 2, the electric energy metering device capable of being quickly plugged, disassembled and assembled comprises an electric energy meter body 6, an electric energy meter electric interface 1 and a detachable contact pin 3;
the electric energy meter interface 1 is connected with an electric energy meter metering element of an electric energy meter body 6;
the electric energy meter connecting port 1 is a hollow hole, and the inner wall of the hole is provided with an inner connecting thread 2;
the detachable contact pin 3 comprises a head part, a middle part and a tail part from head to tail;
the outer surface of the tail part of the detachable contact pin 3 is provided with an outer connecting thread 5 matched with the inner connecting thread 2; the tail part of the detachable contact pin 3 is connected with the electric energy meter power connection port 1 through the inner connecting thread 2 and the outer connecting thread 5, namely, threaded connection is formed; the tail of the detachable contact pin 3 bears the load current and voltage and has the mechanical force action of fixing the electric energy meter.
A plurality of clamp spring fastening grooves 5 are formed in the surface of the middle part of the detachable contact pin 3;
the electric energy meter is provided with a plurality of electric energy meter connecting ports 1. The number of the 4 lines in the figure 1 is respectively connected with an L incoming line, an N incoming line, an L outgoing line and an N outgoing line. The number of the lead wires can be set according to actual conditions, and the lead wires are respectively connected with an A-phase lead-in wire, a B-phase lead-in wire, a C-phase lead-in wire, an N-phase lead-in wire, an A-phase lead-out wire, a B-phase lead-out wire and a C-phase lead-out wire if the number of the lead wires is. When the electric energy meter socket is used, each electric energy meter socket 1 is connected with one detachable contact pin 3.
As shown in fig. 2, the head of the detachable contact pin 3 is hemispherical and the middle part of the detachable contact pin 3 is cylindrical.
Jump ring straining groove 5 is the annular, sets up along the circumference of can dismantling 3 intermediate parts of contact pin, and the center pin of this annular coincides with the center pin of can dismantling 3 intermediate parts of contact pin promptly.
The head and the middle part of the detachable contact pin 3 are inserted into the meter seat jack, and the snap spring fastening groove 5 is matched with a snap spring of the meter seat jack to work, so that the functions of fastening and fixing the electric energy meter and enhancing the contact performance are realized.
In fig. 2, there are 3 snap-in slots 5, which are uniformly arranged on the surface of the intermediate part of the detachable contact pin 3. Preferably the detachable contact pin 3 is of solid construction.
Preferably, the electric energy meter power interface 1 is arranged on the back of the electric energy meter body 6.
The utility model discloses connect electric energy meter power connection component to be improved into by electric energy meter power connection 1 and can dismantle the power connection part that two essential element of contact pin 3 constitute, the contact pin design becomes detachable for the convenience of packing and management.
During the use will dismantle contact pin 3's afterbody and aim at the electric energy meter and connect electric mouth 1 and turn round tightly, can suitably paint electrically conductive silicone grease in electric energy meter connects electric mouth 1 before aiming at to eliminate the contact clearance to use solvents such as alcohol to clean dismantling contact pin 3, clear away the dust impurity in oxide layer or jump ring straining groove 5, ensure the electrical connection performance.
Through the improvement, the front surface of the electric energy meter is not provided with the wiring terminal and the detachable insulating cover any more, but is completely insulated and packaged, and the device can realize the quick plug-pull replacement of the metering electric energy meter with load.
Adopt the utility model discloses the device is pulled out fast and is inserted the method of carrying the change, include following step:
step (1), detecting the installation position and the material: detecting whether the original electric energy meter has open circuit, short circuit and grounding; detecting whether the contact part of the new electric energy meter is loosened; when the original electric energy meter and the new electric energy meter are detected without the problems, whether dust and impurities exist in the meter seat device is detected, and if the dust and the impurities exist, soot blowing and cleaning are carried out;
step (2), installing a bypass electric energy meter: aligning the head of the detachable contact pin of the electric energy meter to the jack of the meter seat, pressing the detachable contact pin forcibly, ensuring that the force is not too large during the insertion, stably staying for at least 5 seconds after the detachable contact pin is inserted to the bottom, and then releasing the hand to prevent the electric energy meter from being bounced by compressed air and generating poor contact;
step (3), checking that the shunt is normal: confirming that the load sharing current and voltage are normal, judging that the current sharing is normal through the flicker frequency of an indicator light of the electric energy meter body, and preventing the original electric energy meter from being dismounted by pulling and inserting with load;
and (4) taking out the original electric energy meter: the electric energy meter body is grasped by hands and slowly pulled out at a constant speed; the sealing effect of the pulled contact part can form a small air filling process, so that the contact part needs to be pulled out slowly at a constant speed and cannot be pulled out quickly by over-force;
and (5) checking and verifying: and checking whether the taken original electric energy meter has heating traces or not, and then carrying out rotation, inspection or scrapping on the original electric energy meter according to actual work.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. A quick-plugging detachable electric energy metering device comprises an electric energy meter body (6), and is characterized by further comprising an electric energy meter power connection port (1) and detachable contact pins (3);
the electric energy meter power connection port (1) is connected with an electric energy meter metering element of an electric energy meter body (6);
the electric energy meter connecting port (1) is a hollow hole, and the inner wall of the hole is provided with an inner connecting thread (2);
the detachable contact pin (3) comprises a head part, a middle part and a tail part from beginning to end;
the outer surface of the tail part of the detachable contact pin (3) is provided with an outer connecting thread (4) matched with the inner connecting thread (2); the tail part of the detachable contact pin (3) is connected with the electric energy meter connecting port (1) through an inner connecting thread (2) and an outer connecting thread (4);
a plurality of clamp spring fastening grooves (5) are formed in the surface of the middle part of the detachable contact pin (3);
the electric energy meter is provided with a plurality of electric energy meter connecting ports (1).
2. The quick pluggable electric energy metering device of claim 1, wherein the head of the detachable contact pin (3) is hemispherical, and the middle part of the detachable contact pin (3) is cylindrical.
3. The quick-plugging detachable electric energy metering device according to claim 2, wherein the snap spring fastening groove (5) is annular and is arranged along the circumference of the middle part of the detachable contact pin (3).
4. The quick plug-in detachable electric energy metering device according to claim 1 or 3, wherein there are 3 snap spring fastening grooves (5) uniformly arranged on the surface of the middle part of the detachable contact pin (3).
5. The electric energy metering device capable of being quickly plugged and unplugged according to claim 1, wherein the electric energy meter power connection port (1) is arranged on the back of the electric energy meter body (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922066791.9U CN212410666U (en) | 2019-11-26 | 2019-11-26 | Electric energy metering device capable of being quickly pulled out, inserted and disassembled |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922066791.9U CN212410666U (en) | 2019-11-26 | 2019-11-26 | Electric energy metering device capable of being quickly pulled out, inserted and disassembled |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212410666U true CN212410666U (en) | 2021-01-26 |
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ID=74400812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922066791.9U Active CN212410666U (en) | 2019-11-26 | 2019-11-26 | Electric energy metering device capable of being quickly pulled out, inserted and disassembled |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212410666U (en) |
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2019
- 2019-11-26 CN CN201922066791.9U patent/CN212410666U/en active Active
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