CN113607998A - Electric energy meter installation base and ammeter case - Google Patents
Electric energy meter installation base and ammeter case Download PDFInfo
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- CN113607998A CN113607998A CN202111038712.9A CN202111038712A CN113607998A CN 113607998 A CN113607998 A CN 113607998A CN 202111038712 A CN202111038712 A CN 202111038712A CN 113607998 A CN113607998 A CN 113607998A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
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Abstract
The invention belongs to the technical field of electric energy meter installation and discloses an electric energy meter installation base and an electric meter box. The electric energy meter installation base includes the bottom plate and a plurality of link firmly in the secondary wiring fixing device of bottom plate, a plurality of secondary wiring fixing device with wait to install a plurality of binding post one-to-one and the interval of electric energy meter are the same, secondary wiring fixing device includes elastic insulation crust, conducting block and insulating fixed block, and the conducting block part is worn to locate in the insulating fixed block, the elastic insulation crust cover is established outside the conducting block and fixed connection in insulating fixed block, the conducting block with insulating fixed block links firmly in the bottom plate respectively, the elastic insulation crust can be followed secondary wiring fixing device installation direction compression. The high-efficiency safety of the replacement work of the electric energy meter is realized, and meanwhile, the damage of wrong wiring to the electric energy meter is effectively avoided.
Description
Technical Field
The invention relates to the technical field of electric energy meter installation, in particular to an electric energy meter installation base and an electric meter box.
Background
The intelligent electric meter is one of basic devices for data acquisition of an intelligent power grid, undertakes the tasks of original electric energy data acquisition, metering and transmission, and is the basis for realizing information integration, analysis optimization and information display. The intelligent electric meter has the functions of metering basic electricity consumption of the traditional electric meter, and also has intelligent functions of bidirectional multi-rate metering, user side control, bidirectional data communication of various data transmission modes, electricity larceny prevention and the like in order to adapt to the use of an intelligent power grid and new energy. The intelligent electric meter is an intelligent instrument taking microprocessor application and network communication technology as cores, has the capabilities of automatic metering, data processing, two-way communication, function expansion and the like, and can realize the functions of two-way metering, remote or local communication, real-time data interaction, charging of various electricity prices, remote power off and supply, electric energy quality monitoring, reading of a water-gas heat meter, interaction with a user and the like.
The intelligent electric meter has high popularity and wide application range, in order to guarantee the accuracy and reliability of metering equipment, the replacement period of the intelligent electric meter by a power management department is about 7 years, the annual average rotation workload of the intelligent electric meter of the transformer substation is about 1500/year/city according to research and analysis, 4 persons are required to be invested, the labor consumption is about 3 months in time, and the replacement time of a single electric energy meter is about 10 minutes.
The main reasons for the low efficiency of the replacement work of the electric energy meter are three, firstly, the secondary voltage and current conducting wire of the electric energy meter are soft in material performance, and the efficiency of the wiring fastening mode is low. Under the current service scene, the secondary wiring of the electric energy meter adopts single-layer insulation single-core 2.5mm24mm between copper wire and single-layer insulated single core2The copper wire and the wire core are soft, the wiring mode is that the secondary terminal of the electric energy meter is connected after the exposed wire end is directly stripped, the secondary terminal is fastened by using a screw, and the secondary terminal is required to be repeatedly assembled and disassembled in the operation of replacing the electric energy meter every time. Secondly, wiring lacks fixing device, easily takes place wrong wiring problem. Under the current business scene, the wiring of electric energy meter three-phase metering element uses the insulating layer of yellow, green, red three kinds of colours respectively as distinguishing, but to the voltage of the same metering element, the differentiation sign of electric current line is not clear, need the meter installation personnel highly pay close attention to sinle silk 2.5mm2And 4mm2The difference in the wire diameter ofThe voltage and current lines are verified, so that the phenomenon of wrong wiring is easily caused, and the results of short circuit of a voltage loop and open circuit of a current loop are caused. And finally, the exposed wire ends of the voltage and the current lack insulation packaging measures when the electric energy meter is replaced. In the current service scene, the voltage and current exposed wire ends are packaged by adopting an insulating tape when the electric energy meter is replaced, the operation process is complicated, and the risks of short circuit of a voltage loop and open circuit of a current loop caused by mistaken touch of a wire are easy to occur; and the risk coefficient of live-line assembly and disassembly is high, and the insulation packaging measures are fine and complex, so that the method is not beneficial to the actual business work of the power production department.
Therefore, an electric energy meter mounting base and an electric meter box are needed to solve the above problems.
Disclosure of Invention
The invention aims to provide an electric energy meter mounting base and an electric meter box, which can realize high efficiency and safety of electric energy meter replacement and effectively avoid damage of wrong wiring to the electric energy meter.
In order to achieve the purpose, the invention adopts the following technical scheme:
an electric energy meter mounting base includes: bottom plate and a plurality of secondary wiring fixing device, a plurality of secondary wiring fixing device link firmly in the bottom plate, a plurality of secondary wiring fixing device with wait to install a plurality of binding post one-to-one and the interval of electric energy meter are the same, this secondary wiring fixing device includes the elastic insulation crust, conducting block and insulating fixed block, this conducting block part is worn to locate in the insulating fixed block, the elastic insulation crust cover is established outside the conducting block and fixed connection in insulating fixed block, conducting block and insulating fixed block link firmly in the bottom plate respectively, the compression of secondary wiring fixing device installation direction can be followed to the elastic insulation crust.
Optionally, the number of the insulating fixed blocks is two, the insulating fixed blocks are respectively a first insulating fixed block and a second insulating fixed block, and the conducting block is clamped between the first insulating fixed block and the second insulating fixed block.
Optionally, the secondary wiring fixing device further comprises a plurality of conductive fasteners, the conductive block is provided with a plurality of fastening holes along the compression direction of the elastic insulating sheath, and the plurality of conductive fasteners are installed in the plurality of fastening holes in a one-to-one correspondence manner.
Optionally, the number of the conductive fasteners and the fastening holes is four, the four conductive fasteners are respectively a first conductive fastener, a second conductive fastener, a third conductive fastener and a fourth conductive fastener, the first conductive fastener and the second conductive fastener are located in the elastic insulating sheath, and the third conductive fastener and the fourth conductive fastener are located between the first insulating fixing block and the second insulating fixing block.
Optionally, the electric energy meter mounting base further comprises an electric energy meter accommodating device, the electric energy meter accommodating device comprises an accommodating bottom plate and an elastic element, and the accommodating bottom plate is connected to the bottom plate through the elastic element.
Optionally, the accommodating bottom plate is provided with a plurality of terminal through holes, the terminal through holes are aligned with the secondary wiring fixing devices one by one, and the diameters of the terminal through holes are smaller than the diameter of the aligned elastic insulating sheath and larger than the diameter of the aligned conductive block.
Optionally, the electric energy meter mounting base further comprises a communication wiring device, the communication wiring device comprises two insulating pointer sheaths, two pointers and a communication wiring terminal, each pointer sheath is provided with one insulating pointer sheath, the pointer can partially extend out of the insulating pointer sheath, the two insulating pointer sheaths and the two pointers are fixedly connected to the communication wiring terminal, and the communication wiring terminal is connected to the bottom plate.
Optionally, this electric energy meter installation base still includes the backup pad, and electric energy meter holding device still includes the holding curb plate that links firmly in the holding bottom plate, and this backup pad links firmly in the bottom plate, and the spout has been seted up to this backup pad internal surface, and the holding curb plate slides and sets up in this spout.
An electric meter box comprises an electric energy meter mounting base and an electric energy meter pressing device, wherein the electric energy meter pressing device comprises a pressing plate, a first threaded sleeve, a second threaded sleeve and a screw; the first thread insert is fixedly connected to the pressing plate, the second thread insert is fixedly connected to the bottom plate, two ends of the screw rod are respectively screwed to the first thread insert and the second thread insert, and the screw rod rotates relative to the first thread insert and the second thread insert so as to adjust the distance between the first thread insert and the second thread insert.
Optionally, the electric energy meter pressing device further comprises an adjusting sleeve, the adjusting sleeve is connected to the screw rod, and the adjusting sleeve can drive the screw rod to rotate.
Has the advantages that: the electric energy meter mounting base provided by the invention comprises a plurality of secondary wiring fixing devices, and each secondary wiring fixing device comprises an elastic insulating sheath and a conductive block. Above-mentioned every secondary wiring fixing device corresponds every binding post on the electric energy meter, need not to confirm when constructor changes the ammeter that every terminal only need make every terminal correspond every secondary wiring fixing device and connect can, effectively avoided the problem of wrong wiring. The conductive fastener connected with the electric energy meter wire and the conductive fastener connected with other electric equipment are detachably arranged in the fastening hole of the conductive block, the elastic insulating sheath is compressible under stress and automatically restores the original state when not stressed, when the electric energy meter approaches the electric energy meter mounting base, the elastic insulating sheath is compressed by external force, the conductive block is partially exposed, only the conductive fastener and the fastening hole of the electric energy meter wire are exposed, constructors immediately complete the wiring of the electric energy meter, when the electric energy meter is disassembled from the electric energy meter mounting base, the elastic insulating sheath automatically restores the wrapping state of the conductive block, the conductive fasteners connected with other electric equipment do not need to be replaced in the process, the process effectively realizes the insulation packaging of the exposed wire head, effectively avoids the human body injury risk caused by mistakenly touching the electric equipment, and simultaneously reduces the screw fastening step, the working efficiency is improved.
Drawings
Fig. 1 is a schematic structural diagram of an electric energy meter mounting base and an electric meter box provided in an embodiment of the present invention;
FIG. 2 is a schematic view of an un-wired secondary wiring fixture according to an embodiment of the present invention;
FIG. 3 is a schematic view of a post-wiring secondary wiring fixture according to an embodiment of the present invention;
fig. 4 is a schematic view of a communication wiring device according to an embodiment of the invention;
fig. 5 is a top view of an electric energy meter accommodating device according to an embodiment of the invention;
fig. 6 is a top view of an electric energy meter pressing device according to an embodiment of the present invention;
fig. 7 is a schematic view of a communication wiring device according to a second embodiment of the present invention.
In the figure:
100. an electric energy meter mounting base; 110. a base plate; 120. a secondary wiring fixing device; 121. an elastic insulating sheath; 122. a conductive block; 123. a first insulating fixing block; 124. a second insulating fixed block; 125. a first electrically conductive fastener; 126. a second electrically conductive fastener; 127. a third electrically conductive fastener; 128. a fourth electrically conductive fastener; 130. a communication wiring device; 131. an insulating pointer sheath; 132. a pointer; 133. a communication binding post; 134. a pointer spring;
200. an electric energy meter accommodating device; 210. an accommodating bottom plate; 220. accommodating the side plate; 230. an elastic element;
300. the electric energy meter pressing device; 310. a pressing plate; 320. pressing the side plate; 330. a first threaded sleeve; 340. a second thread insert; 350. a screw; 360. and (4) adjusting the sleeve.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.
Example one
Fig. 1 is a schematic diagram illustrating an electric energy meter mounting base and an electric meter box according to a first embodiment of the present invention, fig. 2 is a schematic diagram illustrating a secondary wiring fixing device without wiring according to a first embodiment of the present invention, and fig. 3 is a schematic diagram illustrating a secondary wiring fixing device after wiring according to a first embodiment of the present invention.
Referring to fig. 1 to 3, the electric energy meter mounting base 100 provided in this embodiment includes a base plate 110, a plurality of secondary wiring fixing devices 120, a communication wiring device 130, an electric energy meter accommodating device 200, and two support plates. The plurality of secondary wiring fixing devices 120, the communication wiring device 130 and the two supporting plates are all vertically fixed on the bottom plate 110, and the electric energy meter accommodating device 200 is elastically connected with the bottom plate 110.
Specifically, the secondary wiring fixing devices 120 correspond to the wiring terminals of the electric energy meter to be installed one by one and have the same interval. During secondary wiring, constructors do not need to check the types of the wiring terminals, and only need to align each secondary wiring fixing device 120 and each wiring terminal of the electric energy meter to be installed in sequence, secondary wiring can be started, so that secondary wiring work is more efficient.
Specifically, referring to fig. 2 and 3, each secondary wiring fixing device 120 includes an elastic insulating sheath 121, a conductive block 122, an insulating fixing block, a first conductive fastener 125, a second conductive fastener 126, a third conductive fastener 127, and a fourth conductive fastener 128.
In this embodiment, the insulating fixing block is wrapped outside the conductive block 122, and the third conductive fastener 127 and the fourth conductive fastener 128 are wrapped therein. The first conductive fastener 125, the second conductive fastener 126 are responsible for connecting the power meter wire with the conductive block 122, and the third conductive fastener 127 and the fourth conductive fastener 128 are responsible for connecting other electronic device wires with the conductive block 122. After the conductive block 122 is connected with the conductive wire of other electronic equipment for the first time, the insulating fixing block is sleeved downwards from the top of the conductive block 122 and completely wraps the third conductive fastener 127 and the fourth conductive fastener 128, and then the first conductive fastener 125 and the second conductive fastener 126 are operated to complete the connection of the conductive wire of the electric energy meter and the conductive block 122. When the electric energy meter is connected, the wires of other electronic equipment are wrapped by the insulating fixing block, so that the wires of the electric energy meter and the wires of other electronic equipment are prevented from being mistakenly connected.
Specifically, the insulation fixing block may be divided into a first insulation fixing block 123 and a second insulation fixing block 124, except that one insulation fixing block is separately provided. The first insulating fixing block 123 and the second insulating fixing block 124 are fixedly installed on the base plate 110, the conductive block 122 is partially sandwiched between the first insulating fixing block 123 and the second insulating fixing block 124 and is also fixed on the base plate 110, a metal copper block may be selected as the conductive block 122, because the whole height dimension of this metal copper billet is greater than the base size of fixing on bottom plate 110, guarantee that first insulation fixed block 123 and second insulation fixed block 124 inside wall support when the installation is fixed and lean on this metal copper billet, the setting of two insulation fixed blocks, be convenient for wear to establish conducting block 122 between them, can not lead to the danger that the constructor electrocuted even takes place owing to metal copper billet unstability or the swing phenomenon appears when follow-up change conductive fastener and wire, first insulation fixed block 123, the cooperation of second insulation fixed block 124 and conducting block 122 is used and is made the work of changing the ammeter more convenient safety.
More specifically, the insulating sheath 121 may be a plastic spring which is compressed when being stressed and automatically restores to an original state after being unstressed, and the plastic spring is sleeved outside the conductive block 122 and is fixedly connected to the upper surfaces of the first insulating fixed block 123 and the second insulating fixed block 124 by melting or bonding. When the plastic spring is compressed by force, the part of the conductive block 122 which is not clamped between the first insulating fixed block 123 and the second insulating fixed block 124 extends out of the plastic spring, so that a constructor can replace a lead at the part of the conductive block 122 which extends out of the plastic spring, the force applied to the plastic spring is removed after the work is finished, the plastic spring is restored to the original state, and the parts of the conductive block 122 which is not clamped between the first insulating fixed block 123 and the second insulating fixed block 124 are completely wrapped in the conductive block, so that the whole electric energy meter mounting base is immediately in an insulating state, and the constructor is prevented from electric shock or short circuit caused by mistaken wire contact.
Specifically, the conductive block 122 is provided with a plurality of fastening holes along the compression direction of the elastic insulating sheath 121, the fastening holes are bolt fastening holes penetrating through the conductive block 122, and the axes of the bolt fastening holes are perpendicular to the connecting line of the centers of the first insulating fixed block 123 and the second insulating fixed block 124. The first conductive fastener 125, the second conductive fastener 126, the third conductive fastener 127, and the fourth conductive fastener 128 may be fastening bolts, and the first conductive fastening bolt, the second conductive fastening bolt, the third conductive fastening bolt, and the fourth conductive fastening bolt are installed in the four bolt fastening holes in sequence from the top of the conductive block 122 downward. The first conductive fastening bolt and the second conductive fastening bolt are responsible for connecting a conducting wire and a conducting block 122 on the electric meter to be installed, and the third conductive fastening bolt and the fourth conductive fastening bolt are responsible for connecting conducting wires and conducting blocks 122 of other electronic equipment. The wires which are responsible for connecting different devices are connected in different fastening holes on the same conductive block 122, so that the phenomenon of misconnection can be effectively avoided, the wires are arranged more regularly, and the overhaul and troubleshooting are convenient.
More specifically, the first conductive fastening bolt and the second conductive fastening bolt are exposed when the insulating sheath 121 is compressed, a constructor inserts a lead of the electric energy meter to be installed into the corresponding bolt fastening hole and fixes the lead with the fastening bolt, the third conductive fastening bolt and the fourth conductive fastening bolt always play a role in fixing leads of other electronic devices, the leads of other electronic devices are connected with the conductive block 122 with the fastening bolt only when the electric energy meter box is connected with other electronic devices for the first time, and the third conductive fastening bolt and the fourth conductive fastening bolt are not dismounted when the electric energy meter is replaced for secondary wiring each time after the connection is completed, with the upper surfaces of the first insulating fixed block 123 and the second insulating fixed block 124 as a boundary, the third conductive fastening bolt and the fourth conductive fastening bolt are always located between the first insulating fixed block 123 and the second insulating fixed block 124 below the boundary. Firstly effectively avoided treating to change the electric energy meter and confusing with other electronic equipment wires to take place the problem that the electric energy meter was damaged in the misconnection line, secondly only need carry out the dismouting to first electrically conductive fastening bolt and the electrically conductive fastening bolt of second when changing the electric energy meter, obviously reduced the number of times of bolt-up, improved and changed the electric energy meter operating efficiency.
Referring to fig. 4, which is a schematic view illustrating a communication wiring device according to an embodiment of the present invention, the communication wiring device 130 includes two insulating pointer sheaths 131, two pointers 132, and a communication terminal 133, wherein each of the pointers 132 is externally provided with one of the insulating pointer sheaths 131, and a tip portion of the pointer 132 protrudes from the insulating pointer sheath 131 for contacting with a communication terminal of the electric energy meter to connect a communication line. The communication column 133 is formed by integral casting and is arranged perpendicular to the bottom plate 110, two communication wires wrapped with insulating outer skins are led in from the bottom of the communication column 133 and are respectively connected to one ends of the two pointers 132, the other end of the communication column is folded at an angle of 90 degrees to form a connecting platform, and the two insulating pointer outer skins 131 and the two pointers 132 are both vertically and fixedly connected to the connecting platform formed by folding the communication binding post 133.
Fig. 5 is a top view of an electric energy meter accommodating device according to an embodiment of the present invention, and referring to fig. 1 and 5, an electric energy meter accommodating device 200 includes an accommodating bottom plate 210, an accommodating side plate 220, and an elastic element 230.
Specifically, four elastic elements 230, which may be insulating rubber springs, are mounted at four corners of one side of the accommodating base plate 210 opposite to the base plate 110, and two ends of the rubber springs are fixedly connected to the base plate 110 and the accommodating base plate 210, respectively. When the electric energy meter to be installed is placed on the accommodating base plate 210 and a downward external force is applied, the four rubber springs are stressed and compressed, the electric energy meter accommodating device 200 starts to work, the rubber springs drive the accommodating base plate 210 to move downward and gradually approach the base plate 110, and the electric energy meter wiring terminals gradually approach the corresponding secondary wiring fixing devices 120. The height position of the electric energy meter can be flexibly adjusted, and a constructor can stop the electric energy meter at any height position in the electric meter box according to operation requirements.
More specifically, the receiving bottom plate 210 has a plurality of terminal through holes. Each terminal through hole is opposite to each secondary wiring fixing device 120 connected to the bottom plate 110 one by one, and the diameter of each terminal through hole is smaller than that of the opposite elastic insulating sheath 121 and larger than that of the opposite conductive block 122. When the electric energy meter to be installed is placed on the electric energy meter accommodating device 200 and approaches the secondary wiring fixing device 120 along with the electric energy meter accommodating device 200, the accommodating bottom plate 210 contacts the insulating sheath 121 and continues to move downwards, the insulating sheath 121 is compressed under the action of the accommodating plate 210, the conductive block 122 gradually extends out of the insulating sheath 121, the first conductive fastening bolt and the second conductive fastening bolt are exposed, a constructor can complete the replacement of the electric energy meter, after the replacement of the electric energy meter is completed, the accommodating bottom plate 210 is adjusted upwards, and the insulating sheath 121 can restore the insulating state. The secondary wiring fixing device can immediately restore the insulation state after the electric energy meter is replaced, and the electric energy meter is prevented from being damaged by accidental electric shock.
In this embodiment, the accommodating bottom plate 210 further has a communication post through hole, and the communication post through hole can accommodate the communication wiring device 130 to be inserted, so that the pointer 132 is freely contacted with the communication terminal of the electric energy meter, and the smoothness of the communication line is ensured.
Specifically, there are two side plates 220, which are respectively and fixedly connected to two sides of the bottom plate 210 in parallel, two supporting plates are oppositely and respectively and vertically connected to the bottom plate 110, and a sliding groove is formed on the opposite surface of the side plates, the side plates 220 can be embedded into the sliding groove, and the sliding groove does not limit the free sliding of the bottom plate 210 in the direction perpendicular to the bottom plate 110. When the electric energy meter to be installed is placed on the containing bottom plate 210 and vertically applies downward force to enable the electric energy meter wiring terminals to be close to the corresponding secondary wiring fixing devices 120, the containing bottom plate 210 and the containing side plates 220 cannot swing under the limiting action of the sliding grooves in the supporting plate, the wiring terminal through holes and the secondary wiring fixing devices are higher in degree of right alignment, wiring efficiency and electric energy meter replacement operation efficiency are improved, and meanwhile misconnection of the electric energy meter wiring terminals and the secondary wiring fixing devices is effectively avoided.
Fig. 6 is a top view of an electric energy meter pressing device according to a first embodiment of the present invention. Referring to fig. 1 and 6, the electric energy meter pressing device 300 includes a pressing plate 310, a pressing side plate 320, a first screw thread insert 330, a second screw thread insert 340, a screw 350, and an adjustment sleeve 360. The first threaded sleeve 330 is fixedly connected to one side of the pressing plate 310, the second threaded sleeve 340 is fixedly connected to the bottom plate 110 by a fastening bolt, two ends of the screw 350 are respectively screwed to the first threaded sleeve 330 and the second threaded sleeve 340, and the middle of the screw 350 is fixedly sleeved with the adjusting sleeve 360.
Specifically, the adjusting sleeve 360 rotates to drive the screw 350 to rotate relative to the first threaded sleeve 330 and the second threaded sleeve 340, so as to adjust the distance between the first threaded sleeve 330 and the second threaded sleeve 340. Placing an electric energy meter to be installed on the accommodating plate 210, placing the electric energy meter pressing device 300 on the electric energy meter to be installed, rotating the adjusting sleeve 360 towards one direction, making the screw 350 perform precession motion in the first threaded sleeve 330 and the second threaded sleeve 340, reducing the distance between the first threaded sleeve 330 and the second threaded sleeve 340, and making the first threaded sleeve 330 drive the pressing plate 310 to move towards the direction close to the bottom plate and compress the elastic element 230 at the same time, so as to realize the butt joint of the electric energy meter wiring terminal and the secondary wiring fixing device 120; the adjusting sleeve 360 is rotated in the other direction, the screw 350 is rotated out of the first threaded sleeve 330 and the second threaded sleeve 340, the distance between the first threaded sleeve 330 and the second threaded sleeve 340 is increased, the first threaded sleeve 330 drives the pressing plate 310 to move in the direction away from the bottom plate, and meanwhile, the stress of the elastic element 230 is reduced, and the initial insulation state is gradually recovered. The stepless adjustment of the height of the electric energy meter is realized, and the flexible selection of the operation height by constructors is facilitated.
Specifically, two pressing side plates 320 are respectively and fixedly connected to two sides of the pressing plate 310 in parallel, the pressing side plates 320 can be inserted into the sliding grooves of the supporting plate and the sliding grooves do not limit the free sliding of the pressing plate 310 in the direction perpendicular to the bottom plate 110. The pressing plate 310 is prevented from slipping off with the electric energy meter to be installed in the pressing process, and the stability of the position of the pressing plate 310 is guaranteed.
Example two
The second embodiment is different from the first embodiment only in the communication wiring device 130. Fig. 7 is a schematic view of a communication wiring device according to a second embodiment of the present invention, and referring to fig. 7, the communication wiring device 130 includes an insulating pointer sheath 131, a pointer 132, a communication terminal 133, and a pointer spring 134. The pointer spring 134 is sleeved outside the pointer 132, the insulating pointer sheath 131 is sleeved outside the pointer spring 134 and the pointer 132, and two ends of the pointer spring 134 are respectively abutted against a shoulder of the pointer 132 and a spring stop structure protruding from the inner side of the insulating pointer sheath 131. The electric energy meter communication wiring terminal is positioned in the communication wiring port of the electric energy meter shell, the caliber of the communication wiring port of the electric energy meter shell is larger than the diameter of the pointer 132 and smaller than the diameter of the insulated pointer sheath 131, when the pointer 132 is opposite to the electric energy meter communication wiring terminal, the electric energy meter communication wiring terminal is close to the communication pointer 132 under the action of the electric energy meter pressing device 300, the insulated pointer sheath 131 is abutted against the electric energy meter shell, the electric energy meter shell exerts downward force on the insulated pointer sheath 131, the insulated pointer sheath 131 compresses the pointer spring 134 through the spring blocking structure, and the pointer 132 immediately extends into the communication wiring port of the electric energy meter shell and is connected with the electric energy meter communication wiring terminal to complete the communication of the electric energy meter communication circuit.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, adaptations and substitutions will occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. The utility model provides an electric energy meter installation base which characterized in that includes:
a base plate (110);
a plurality of secondary fixing device (120) of working a telephone switchboard, it is a plurality of secondary fixing device (120) of working a telephone switchboard link firmly in bottom plate (110), it is a plurality of secondary fixing device (120) of working a telephone switchboard with a plurality of binding post one-to-ones and interval of waiting to install the electric energy meter are the same, secondary fixing device (120) of working a telephone switchboard includes elastic insulation crust (121), conducting block (122) and insulating fixed block, conducting block (122) part is worn to locate in the insulating fixed block, elastic insulation crust (121) cover is established conducting block (122) outer and fixed connection in insulating fixed block, conducting block (122) with insulating fixed block links firmly respectively in bottom plate (110), elastic insulation crust (121) can be followed secondary fixing device (120) installation direction compression.
2. The electric energy meter mounting base according to claim 1, wherein the number of the insulating fixing blocks is two, namely a first insulating fixing block (123) and a second insulating fixing block (124), and the conductive block (122) is sandwiched between the first insulating fixing block (123) and the second insulating fixing block (124).
3. The electric energy meter mounting base of claim 2, wherein the secondary wiring fixing device (120) further comprises a plurality of conductive fasteners, the conductive block (122) is provided with a plurality of fastening holes along the compression direction of the elastic insulating sheath (121), and the plurality of conductive fasteners are mounted in the fastening holes in a one-to-one correspondence manner.
4. The electric energy meter mounting base of claim 3, wherein the electrically conductive fasteners and the fastening holes are respectively provided in four, the four electrically conductive fasteners are respectively a first electrically conductive fastener (125), a second electrically conductive fastener (126), a third electrically conductive fastener (127) and a fourth electrically conductive fastener (128), the first electrically conductive fastener (125) and the second electrically conductive fastener (126) are located in the elastic insulating sheath (121), and the third electrically conductive fastener (127) and the fourth electrically conductive fastener (128) are located between the first insulating fixing block (123) and the second insulating fixing block (124).
5. The electric energy meter mounting base of claim 1, further comprising an electric energy meter receiving device (200), wherein the electric energy meter receiving device (200) comprises a receiving base plate (210) and an elastic element (230), and the receiving base plate (210) is connected to the base plate (110) through the elastic element (230).
6. The electric energy meter mounting base of claim 5, wherein the accommodating bottom plate (210) is provided with a plurality of terminal through holes, the plurality of terminal through holes are opposite to the plurality of secondary wiring fixing devices (120) one by one, and the diameter of each terminal through hole is smaller than the diameter of the opposite elastic insulating sheath (121) and larger than the diameter of the opposite conductive block (122).
7. The electric energy meter mounting base according to claim 5, characterized by further comprising a communication wiring device (130), wherein the communication wiring device (130) comprises two insulating pointer skins (131), two pointers (132) and a communication terminal (133), one insulating pointer skin (131) is sleeved outside each pointer (132), the pointers (132) can partially extend out of the insulating pointer skins (131), the two insulating pointer skins (131) and the two pointers (132) are fixedly connected to the communication terminal (133), and the communication terminal (133) is connected to the bottom plate (110).
8. The electric energy meter mounting base of claim 5, further comprising a supporting plate, wherein the electric energy meter accommodating device (200) further comprises an accommodating side plate (220) fixedly connected to the accommodating bottom plate (210), the supporting plate is fixedly connected to the bottom plate (110), a sliding groove is formed in an inner surface of the supporting plate, and the accommodating side plate (220) is slidably disposed in the sliding groove.
9. An electricity meter box, characterized by comprising an electric energy meter mounting base according to any one of claims 1 to 8 and an electric energy meter pressing device (300), wherein the electric energy meter pressing device (300) comprises a pressing plate (310), a first threaded sleeve (330), a second threaded sleeve (340) and a screw (350);
first swivel nut (330) fixed connection in press board (310), second swivel nut (340) link firmly in bottom plate (110), the both ends of screw rod (350) spiro union respectively in first swivel nut (330) with second swivel nut (340), screw rod (350) are relative first swivel nut (330) with second swivel nut (340) rotate, in order to adjust first swivel nut (330) with the distance between second swivel nut (340).
10. The ammeter box as claimed in claim 9, wherein the electric energy meter pressing means (300) further comprises an adjusting sleeve (360), the adjusting sleeve (360) is connected to the screw (350), and the adjusting sleeve (360) can drive the screw (350) to rotate.
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| CN202111038712.9A CN113607998B (en) | 2021-09-06 | 2021-09-06 | Electric energy meter installation base and electric meter box |
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| CN202111038712.9A CN113607998B (en) | 2021-09-06 | 2021-09-06 | Electric energy meter installation base and electric meter box |
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| CN113607998B CN113607998B (en) | 2023-11-03 |
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