CN210155191U - Ammeter shell structure and ammeter - Google Patents
Ammeter shell structure and ammeter Download PDFInfo
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- CN210155191U CN210155191U CN201920662677.XU CN201920662677U CN210155191U CN 210155191 U CN210155191 U CN 210155191U CN 201920662677 U CN201920662677 U CN 201920662677U CN 210155191 U CN210155191 U CN 210155191U
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Abstract
The embodiment of the application provides a meter shell structure, and relates to a meter shell structure and a meter. The ammeter shell structure includes: the device comprises a first cover plate, a second cover plate and an insulating movable sheet; the insulating movable sheet is positioned between the first cover plate and the second cover plate and is clamped with the first cover plate and the second cover plate respectively; the first cover plate is provided with a first wiring port, and the second cover plate is provided with a second wiring port; the first wiring port and the second wiring port are separated by the insulation movable sheet. Through adopting the technical scheme that this application provided, can solve and to appear components and parts damage needs the replacement when ammeter inside in long-time use, perhaps change the in-process of zero live wire terminal, the part that acts as the baffle effect needs external force to destroy and can not recover for once take apart the just disuse of scrapping of ammeter, cause the problem of wasting of resources.
Description
Technical Field
The application relates to the field of intelligent electric meters, in particular to an electric meter shell structure and an electric meter.
Background
In the related art, the rail-type electricity meter is divided into a main cover on which a structure for fixing internal electronic components is provided and an auxiliary cover which is only a flat cover sheet. The partition board for separating the zero line and the live line and the main cover are integrally formed. When the inside components and parts that appear in long-time use of ammeter damage need be replaced, perhaps change the in-process of zero live wire terminal, the baffle needs external force to destroy and can not recover for once taking apart the ammeter and just scrapping the non-reusable, cause the wasting of resources.
SUMMERY OF THE UTILITY MODEL
The purpose of this application embodiment is to provide an ammeter casing structure, and the baffle needs to be broken when solving the maintenance and tear open, causes the condemned problem of ammeter.
To achieve the above object, the electric meter casing structure comprises:
the device comprises a first cover plate, a second cover plate and an insulating movable sheet;
the insulating movable sheet is positioned between the first cover plate and the second cover plate and is clamped with the first cover plate and the second cover plate respectively;
the first cover plate is provided with a first wiring port, and the second cover plate is provided with a second wiring port;
the first wiring port and the second wiring port are separated by the insulation movable sheet.
In the above-mentioned realization process, insulating movable plate forms ammeter casing structure with first apron and second apron block respectively, insulating movable plate is located between the first apron and the second apron of wiring department, separates the wiring mouth and forms first wiring mouth and second wiring mouth to can prevent the short circuit of zero fire line, insulating movable plate and first apron and second apron block form detachable space, and non-integrated into one piece can make things convenient for the maintenance of ammeter.
Illustratively, the insulating movable piece includes a spacer and an insertion piece perpendicular to each other;
the isolating sheet is parallel to the first cover plate and the second cover plate and separates the first wiring port from the second wiring port;
a first arc-shaped open slot is formed in the edge of the insertion piece, which is in contact with the first cover plate; a second arc-shaped open slot is formed in the edge, which is contacted with the second cover plate, of the insertion piece;
the first cover plate is provided with a third arc-shaped open slot forming a through hole together with the first arc-shaped open slot; the second cover plate is provided with a fourth arc-shaped open slot which forms a through hole with the second arc-shaped open slot.
In the above-mentioned realization process, separate first wiring mouth and second wiring mouth through the spacer to reach two wiring mouths of isolation, prevent the purpose of short circuit, the through-hole that insert piece and first apron cooperation formed, the through-hole that insert piece and second apron cooperation formed can be used for the twist screw, thereby fixes the interior male electric wire of first wiring mouth and second wiring mouth respectively.
Illustratively, the inner surface of the first cover plate is provided with a first fixing hole;
the inner surface of the second cover plate is provided with a second fixing hole corresponding to the first fixing hole;
the first fixing hole is connected with the second fixing hole through a fixing piece.
In the implementation process, the first cover plate and the second cover plate form an ammeter shell by inserting the fixing piece, and the fixing piece is inserted into the first fixing hole and extends to the second fixing hole, so that the first cover plate and the second cover plate are fixed together to form the ammeter shell.
Exemplarily, the spacer is provided with a limiting hole corresponding to the first fixing hole and the second fixing hole;
the first fixing hole, the limiting hole and the second fixing hole are in through connection through the fixing piece.
In the implementation process, the spacing holes corresponding to the first fixing holes and the second fixing holes are formed in the isolation sheet, so that the fixing piece can penetrate through the first fixing holes, the spacing holes and the second fixing holes, and the insulating movable sheet is fixed between the first cover plate and the second cover plate.
Illustratively, two sides of the isolating sheet are provided with mutually symmetrical raised clips;
the protruding checkpost of spacer one side with first apron joint, the protruding checkpost of spacer opposite side with the joint is lapped to the second, will insulating movable plate is fixed between first apron and the second apron.
In the implementation process, the insulating movable sheet is arranged between the first cover plate and the second cover plate, the fixing piece penetrates through the first fixing hole, the limiting hole and the second fixing hole to limit the moving range of the insulating movable sheet on the plane of the limiting hole and rotate around the fixing piece, and the protruding clips arranged on two sides of the isolating sheet of the insulating movable sheet are matched with the first cover plate and the second cover plate to prevent the rotation trend of the insulating movable sheet, so that the insulating movable sheet is fixed.
Illustratively, the meter housing structure further comprises a tail cap covering the first and second wire ports.
In the implementation process, the tail cover covers the first wiring port and the second wiring port, so that the zero-fire wire can be prevented from being exposed outside and potential safety hazards can be avoided.
Illustratively, the tail cap includes an interconnected extender and a protective shell; the extension piece is positioned at the top of the protective shell and is unfolded outwards along the outer edge of the top;
the lower surface of the extension piece is provided with two plugs, and the plugs are embedded into the through holes formed by the insertion pieces and the cover plate.
In the implementation process, the protective shell of the tail cover covers the wiring port, and the plug of the extension piece is embedded into the through hole formed by the insertion piece and the cover plate, so that the tail cover can be fixed, and the fixing piece in the through hole can be prevented from being exposed outside.
Illustratively, the tail cap includes a snap tab;
the clamping sheet is arranged at the joint of the extending sheet and the protective shell and is perpendicular to the extending sheet;
the surface of first apron is equipped with first card arm, the surface of second apron be equipped with the second card arm of first card arm symmetry, first card arm and second card arm constitute the snap ring, the joint piece inserts in the snap ring.
In the implementation process, the first clamping arm and the second clamping arm are matched with each other to form a clamping ring under the clamping state of the first cover plate and the second cover plate. The joint piece of tail-hood inserts in the snap ring, further can fix the tail-hood on the casing, prevents that the tail-hood from droing.
Illustratively, the protective housing includes a detachable sheet, and a breakable connection key is provided between the detachable sheet and the body of the protective housing.
In the implementation process, the detachable sheet is connected with the protective shell through the breakable connecting key, and the detachable sheet can be separated from the protective shell after the breakable connecting key is broken, so that a door opening can be formed in the protective shell, and the zero-fire line can be conveniently accessed from different directions.
The application also provides an ammeter, and the ammeter has foretell ammeter casing structure.
The electric meter can comprise a functional terminal and the electric meter shell structure; the functional terminal is fixed in the shell structure of the electric meter by the combination of the first cover plate and the second cover plate. Besides the shell structure of the ammeter, the internal circuit of the ammeter can refer to the existing ammeter, and the ammeter can also be provided with a display screen for displaying the degree of the ammeter.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments of the present application will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that those skilled in the art can also obtain other related drawings based on the drawings without inventive efforts.
Fig. 1 is an exploded view of a case structure of an electric meter according to an embodiment of the present disclosure;
fig. 2 is a schematic structural diagram of a first cover plate in an electric meter casing structure according to an embodiment of the present application;
FIG. 3 is a schematic structural diagram of a second cover plate in an electric meter casing structure according to an embodiment of the present disclosure;
fig. 4 is a schematic structural view of an insulating movable plate in a case structure of an electric meter provided by an embodiment of the present application;
FIG. 5 is a schematic side view of the movable insulating plate shown in FIG. 4;
FIG. 6 is a schematic diagram of a composite structure of a case structure of an electric meter according to an embodiment of the present disclosure;
FIG. 7 is a perspective composite structure diagram of another meter casing structure provided in the embodiments of the present application;
FIG. 8 is an exploded view of the meter case structure of FIG. 7;
fig. 9 is an exploded view of another example of an electricity meter case structure according to an embodiment of the present disclosure;
FIG. 10 is a composite structure view of the case structure of the electric meter shown in FIG. 9;
fig. 11 is a schematic structural diagram of a tail cover in a case structure of an electric meter according to an embodiment of the present application.
Wherein, 10 ammeter casings;
100 a first cover plate; 110 a first wiring port; 101 a first fixing hole; 102 a first clamp arm; 103, a third arc-shaped slot;
200 a second cover plate; 210 a second wiring port; 201 second fixing holes; 202 a second card arm; 203 a fourth arc-shaped slot;
300 insulating movable sheets; 310 a spacer; 311 a limiting hole; 312 raised catches; 320 an insert sheet; 321 a first arc-shaped slot; 322 second arc-shaped slot;
400 tail cover; 410 an extension sheet; 411, a plug; 420 a protective shell; 421 a removable sheet; 422 breakable connecting key; 430 a clip tab;
500 of a snap ring; 600 through holes;
700 functional terminals; 710 a terminal securing window; 720 terminal connection windows; 701, slotting for first limiting; 702 second limit slot; 703 a third limiting slot; 704 a fourth limit slot.
Detailed Description
The technical solutions in the embodiments of the present application will be described below with reference to the drawings in the embodiments of the present application.
Like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Meanwhile, in the description of the present application, the terms "first", "second", and the like are used only for distinguishing the description, and are not to be construed as indicating or implying relative importance.
Fig. 1 is a structure of a meter case according to an embodiment of the present application, as shown in fig. 1, the structure includes: a first cover plate 100, a second cover plate 200, and an insulating movable piece 300.
The insulating movable piece 300 is located between the first cover plate 100 and the second cover plate 200, and is engaged with the first cover plate 100 and the second cover plate 200, respectively.
The first cover plate 100 is provided with a first wire connection port 110, and the second cover plate 200 is provided with a second wire connection port 210.
The first wire connection port 110 is separated from the second wire connection port 210 by an insulating movable piece 300.
Wherein, the insulating movable piece 300 is engaged with the first cover plate 100 and the second cover plate 200, so that the insulating movable piece 300 can be repeatedly detached and installed during maintenance. The cavity formed between the first cover plate 100 and the second cover plate 200 may be used to mount various electronic components of the electricity meter.
In one embodiment, the first port 110 can be a neutral port and the second port 210 can be a hot port. The insulating movable piece 300 is located between the first and second wiring ports 110 and 210 to separate the first and second wiring ports 110 and 210, thereby preventing short circuit of the zero line and the live line. Of course, the first port 110 can also be used as a hot port and the second port 210 can be used as a neutral port.
In one embodiment, the meter housing may include an inlet and an outlet such that current may flow from the inlet and out of the outlet. The wire inlet can be divided into a first wire port 110 and a second wire port 210, and the first wire port 110 and the second wire port 210 are separated by an insulating movable sheet 300. The wire outlet can also be divided into a first wire port 110 and a second wire port 210, and the first wire port 110 and the second wire port 210 are separated by an insulating movable sheet 300.
In the above-mentioned realization process, insulating movable plate 300 forms ammeter shell structure with first apron 100 and second apron 200 block respectively, insulating movable plate 300 is located between the first apron 100 and the second apron 200 of wiring department, separate the wiring mouth and form first wiring mouth 110 and second wiring mouth 210, thereby can prevent the short circuit of zero fire line, insulating movable plate 300 and first apron 100 and second apron 200 block form and can dismantle the space, and non-integrated into one piece, can make things convenient for the maintenance of ammeter.
Fig. 2 is a schematic structural diagram of a first cover plate in a case structure of an electric meter according to an embodiment of the present invention, and in an embodiment, as shown in fig. 2, an inner surface of the first cover plate 100 is provided with a first fixing hole 101.
Fig. 3 is a schematic structural diagram of a second cover plate in a case structure of an electric meter according to an embodiment of the present application, and in an embodiment, as shown in fig. 3, an inner surface of the second cover plate 200 is provided with a second fixing hole 201.
The first fixing hole 101 corresponds to the second fixing hole 201, and the first fixing hole and the second fixing hole are connected through a fixing member.
The inner surface is a surface close to the cavity inside the case, called inner surface, and the surface outside the case is called outer surface. The fixing member may be a screw, an expansion wire, an expansion clip, a bolt, or a stud, and the first fixing hole 101 and the second fixing hole 201 may have threads or protrusions for clipping. When the first cover plate 100 and the second cover plate 200 are engaged, the first fixing hole 101 and the second fixing hole 201 are aligned, and a fixing member may penetrate through the first fixing hole 101 and the second fixing hole 201.
The outer surface of the first cover plate 100 is provided with a first clip arm 102, the outer surface of the second cover plate 200 is provided with a second clip arm 202 symmetrical to the first clip arm 102, and the first clip arm 102 and the second clip arm 202 form a clip ring 500.
In the implementation process, a fixing member is inserted between the first cover plate 100 and the second cover plate 200 to form an ammeter case, and the fixing member is inserted into the first fixing hole 101 and extends to the second fixing hole 201, so that the first cover plate 100 and the second cover plate 200 are fixed together to form the ammeter case.
Fig. 4 is a side view of an insulating movable plate in a case structure of an electric meter according to an embodiment of the present invention, and in an embodiment, as shown in fig. 4, an insulating movable plate 300 includes a spacer 310 and an insertion plate 320 perpendicular to each other.
The spacer 310 is parallel to the first and second cover plates 100 and 200, and separates the first and second wire ports 110 and 210;
fig. 5 is a schematic structural view of the insulating movable piece shown in fig. 4, and in an embodiment, as shown in fig. 5, the edge of the insertion piece 320 contacting the first cover plate 100 is provided with a first arc-shaped slot 321; the edge of the insertion piece 320 contacting with the second cover plate 200 is provided with a second arc-shaped slot 322;
fig. 6 is a composite structure diagram of a case structure of an electric meter according to an embodiment of the present invention, in an embodiment, the first cover plate 100 is provided with a third arc-shaped slot 103 forming a through hole 600 with the first arc-shaped slot 321; the second cover plate 200 is provided with a fourth arc-shaped slot 203 which forms a through hole 600 with the second arc-shaped slot 322.
The isolation sheet 310 is disposed parallel to the two cover plates for isolating the two wiring ports to prevent short circuit, so as to improve the space utilization rate and also make the first wiring port 110 and the second wiring port 210 symmetrical.
The first arc-shaped slot 321 of the insertion piece 320 and the third arc-shaped slot 103 of the first cover plate 100 may define a through hole 600, and a screw may be screwed into the through hole 600 to fix the neutral wire or the live wire inserted into the first wire port 110. Similarly, the second arc-shaped slot 322 of the insertion piece 320 and the fourth arc-shaped slot 203 of the second cover plate 200 may define a through hole 600, and a screw may be inserted into the through hole 600, so as to fix the neutral wire or the live wire inserted into the second wire port 210. Therefore, the zero-live wire is fixed in the first wire connecting port 110 and the second wire connecting port 210, and the purpose of preventing short circuit is achieved.
The through hole 600 may be circular or other irregular shapes, and a screw, a bolt, a stud, or the like may be inserted into the through hole 600 to define the position of the zero-fire line in the port.
In the above implementation process, the first wire connection port 110 and the second wire connection port 210 are separated by the spacer 310 to achieve the purpose of separating the two wire connection ports and preventing short circuit, the through hole 600 formed by the insertion sheet 320 and the first cover plate 100 in a matching manner, and the through hole 600 formed by the insertion sheet 320 and the second cover plate 200 in a matching manner can be used for screwing in screws to fix the wires inserted in the first wire connection port 110 and the second wire connection port 210 respectively.
Fig. 7 is an exploded view of another electric meter case structure according to an embodiment of the present invention, in an embodiment, as shown in fig. 7, a function terminal 700 is further disposed in the electric meter case 10, the electric meter case 10 is provided with a terminal fixing window 710 and a terminal connecting window 720 corresponding to the function terminal 700, and the first cover plate 100 and the second cover plate 200 of the electric meter case 10 fix the function terminal 700 in the case.
Fig. 8 is an exploded view of the electric meter body structure shown in fig. 7, and as shown in fig. 8, in an embodiment, the terminal fixing window 710 is formed by splicing a third limiting slot 703 arranged on the first cover plate 100 and a fourth limiting slot 704 arranged on the second cover plate 200; the terminal connection window 720 is formed by splicing a first limiting slot 701 and a second limiting slot 702 arranged on the first cover plate 100.
Wherein, function terminal 700 is that storage communication protocol has communication function's connecting terminal, and function terminal 700 and outside data management and control equipment electric connection, data management and control equipment can be data server, data collection station, ammeter dynamic monitoring server etc. that have data storage function, and above-mentioned data management and control equipment can be used for the power consumption number of remote monitoring ammeter, can also be used to collect ammeter data and upload the internet.
The function terminal 700 requires access to a data line from the outside when electrically connected, and since the function terminal 700 is provided in the electric meter case 10, a terminal connection window 710 is provided on the outer surface of the electric meter case 10 for electrically connecting an external data line with the function terminal 700.
In order to increase the reliability of the electrical connection of the function terminal 700 with the external access data line, a fixing member is provided at one end of the function terminal 700 perpendicular to the data line, and since the function terminal 700 is provided in the electric meter case 10, a terminal fixing window 720 for adjusting the fixing member from the outside is provided on the outer surface of the electric meter case 10.
In one embodiment, the spacer 310 has a limiting hole 311 corresponding to the first fixing hole 101 and the second fixing hole 201;
the first fixing hole 101, the limiting hole 311 and the second fixing hole 201 are connected through a fixing member.
The fixing member is connected to the first fixing hole 101, the limiting hole 311 and the second fixing hole 201 in a penetrating manner, the limiting hole 311 is disposed on the spacer 310, the first fixing hole 101 is disposed on the first cover plate 100, and the second fixing hole 201 is disposed on the second cover plate 200, so that the spacer 310 is fixed between the first cover plate 100 and the second cover plate 200, that is, the insulating movable plate 300 is fixed between the first cover plate 100 and the second cover plate 200.
In the implementation process, the spacing holes 311 corresponding to the first fixing hole 101 and the second fixing hole 201 are formed in the spacer 310, so that the fixing member can penetrate through the first fixing hole 101, the spacing holes 311 and the second fixing hole 201, and the insulating movable sheet 300 is fixed between the first cover plate 100 and the second cover plate 200.
In one embodiment, the two sides of the spacer 310 are provided with protruding clips 312 that are symmetrical to each other;
the protruding clip 312 on one side of the spacer 310 is connected with the first cover plate 100 in a clamping manner, the protruding clip 312 on the other side of the spacer 310 is connected with the second cover plate 200 in a clamping manner, and the insulating movable plate 300 is fixed between the first cover plate 100 and the second cover plate 200.
The insulating movable plate 300 is arranged between the first cover plate 100 and the second cover plate 200, the fixing piece penetrates through the first fixing hole 101, the limiting hole 311 and the second fixing hole 201, the moving range of the insulating movable plate 300 is limited on the plane of the limiting hole 311 and rotates around the fixing piece, the protruding clips 312 arranged on two sides of the isolating piece 310 are matched with the first cover plate 100 and the second cover plate 200 to prevent the rotating trend of the insulating movable plate 300, and the insulating movable plate 300 is fixed.
In the implementation process, the two sides of the spacer 310 are symmetrically provided with protruding clips 312, the protruding clips 312 are connected with the first cover plate 100 and the second cover plate 200 in a clamping manner, and the insulating movable piece 300 is fixed between the first cover plate 100 and the second cover plate 200.
Fig. 9 is an exploded view of another electrical meter case structure provided in the present application, and in one embodiment, as shown in fig. 9, the electrical meter case structure further includes a tail cap 400 covering the first and second wire ports 110 and 210.
In one embodiment, the hot and neutral wires can be inserted into the first and second ports 110 and 210, respectively, and the tail cap 400 covers the entire terminal of the meter as a whole.
In the implementation process, the tail cover 400 covers the first wiring port 110 and the second wiring port 210, so that the zero-fire wire can be prevented from being exposed outside, and potential safety hazards can be avoided.
In one embodiment, as shown in fig. 11, the tail cap 400 includes an extension piece 410 and a protective shell 420 connected to each other; the extending pieces 410 are positioned on the top of the protective case 420 and are extended outwards along the outer edge of the top;
the lower surface of the extending piece 410 is provided with two plugs 411, and the plugs 411 are embedded into the through holes 600 formed by the inserting pieces 320 and the cover plate.
It is mentioned above that the first arc-shaped slot 321 of the insertion piece 320 and the third arc-shaped slot 103 of the first cover plate 100 may define a through hole 600, and the second arc-shaped slot 322 of the insertion piece 320 and the fourth arc-shaped slot 203 of the second cover plate 200 may define another through hole 600, so that the two plugs 411 disposed on the lower surface of the extension piece 410 may be inserted into the two formed through holes 600 to fix the tail cover 400 outside the wire connection port of the electric meter housing.
It should be explained that, since the screw is inserted into the through hole 600 for fixing the zero line, the pan head applied by the screw is exposed to the outside, the plug 411 on the lower surface of the extension piece 410 of the tail cover 400 blocks the through hole 600, the screw can be enclosed in the casing, and the protective casing 420 of the tail cover 400 protects the zero line and the wiring port in the tail cover 400.
In the above implementation process, the protective shell 420 of the tail cover 400 covers the wiring port, and the plug 411 of the extending piece 410 is inserted into the through hole 600 formed by the insertion piece 320 and the cover plate, so that the tail cover 400 can be fixed, and the fixing piece in the through hole 600 can be prevented from being exposed.
In one embodiment, the tail cover 400 further includes a latch 430.
The snap tab 430 is provided at the junction of the extension piece 410 and the protective case 420, and is perpendicular to the extension piece 410.
As mentioned above, the outer surface of the first cover plate 100 is provided with the first catching arm 102, the outer surface of the second cover plate 200 is provided with the second catching arm 202 symmetrical to the first catching arm 102, and the first catching arm 102 and the second catching arm 202 constitute the catching ring 500, so that the catching piece 430 can be inserted into the catching ring 500.
In the engaged state of the first cover plate 100 and the second cover plate 200, the first latch arm 102 and the second latch arm 202 cooperate with each other to form the snap ring 500. The clip 430 of the tail cover 400 is inserted into the clip 500, so that the tail cover 400 can be further fixed on the housing to prevent the tail cover 400 from falling off.
In the above implementation, the tail cap 400 can be fixed on the outer surface of the electric meter case by arranging the clip sheet 430, and vertically inserting the clip sheet 430 into the clip 500 downward relative to the extending sheet 410.
In an embodiment, the protective case 420 may further include a detachable sheet 421, and a breakable connection key 422 is disposed between the detachable sheet 421 and the body of the protective case 420.
In one embodiment, the zero-fire wire is connected into the wiring port of the electric meter from different directions, and the zero-fire wire can be directly inserted into the wiring port along the surface perpendicular to the wiring port or can be bent and inserted into the wiring port by applying force after extending to the wiring port in parallel with the surface of the wiring port.
Illustratively, when the access mode is to insert the wire connection port directly along the face perpendicular to the wire connection port, the detachable sheet 421 disposed on the protective casing 420 may obstruct the insertion of the hot and neutral wires, and at this time, the breakable connection key 422 is broken, and the detachable sheet 421 is detached, so as to facilitate the hot and neutral wires to access the wire connection port.
Illustratively, when the connection mode is that the zero-live wire is bent and inserted into the wire connection port after extending to the wire connection port in parallel with the wire connection port surface, the breakable connection key 422 can be selectively broken according to the position of the actual zero-live wire bending position.
In the above-mentioned realization process, detachable piece 421 is connected through disconnected connecting key 422 with protective housing 420, and detachable piece 421 can break away from with protective housing 420 after disconnected connecting key 422 fracture to can form a door opening on the protective housing 420, make things convenient for the line of a fire to insert from not equidirectional.
On the other hand, the present application also provides an electric meter, which may include the meter casing structure shown in the above embodiments, and in addition to the above meter casing structure, the electric meter may refer to an existing electric meter, and may further have a display screen for displaying the meter degree.
Claims (10)
1. A meter casing structure is characterized by comprising a first cover plate, a second cover plate and an insulating movable sheet;
the insulating movable sheet is positioned between the first cover plate and the second cover plate and is clamped with the first cover plate and the second cover plate respectively;
the first cover plate is provided with a first wiring port, and the second cover plate is provided with a second wiring port;
the first wiring port and the second wiring port are separated by the insulation movable sheet.
2. An electric meter casing structure according to claim 1, wherein said insulating flap comprises a spacer and an insertion piece which are perpendicular to each other;
the isolating sheet is parallel to the first cover plate and the second cover plate and separates the first wiring port from the second wiring port;
a first arc-shaped open slot is formed in the edge of the insertion piece, which is in contact with the first cover plate; a second arc-shaped open slot is formed in the edge, which is contacted with the second cover plate, of the insertion piece;
the first cover plate is provided with a third arc-shaped open slot forming a through hole together with the first arc-shaped open slot; the second cover plate is provided with a fourth arc-shaped open slot which forms a through hole with the second arc-shaped open slot.
3. An electric meter casing structure according to claim 2, wherein the inner surface of said first cover plate is provided with a first fixing hole;
the inner surface of the second cover plate is provided with a second fixing hole corresponding to the first fixing hole;
the first fixing hole is connected with the second fixing hole through a fixing piece.
4. The electric meter casing structure of claim 3, wherein the spacer is provided with a limiting hole corresponding to the first fixing hole and the second fixing hole;
the first fixing hole, the limiting hole and the third fixing hole are in through connection through the fixing piece.
5. An electric meter casing structure according to claim 2, wherein the spacer is provided with protruding clips symmetrical to each other on both sides;
the protruding checkpost of spacer one side with first apron joint, the protruding checkpost of spacer opposite side with the joint is lapped to the second, will insulating movable plate is fixed between first apron and the second apron.
6. An electric meter casing structure according to claim 2, further comprising: and the tail cover covers the first wiring port and the second wiring port.
7. An electric meter casing structure according to claim 6, wherein the tail cap comprises an extension piece and a protective shell connected to each other; the extension piece is positioned at the top of the protective shell and is unfolded outwards along the outer edge of the top;
the lower surface of the extension piece is provided with two plugs, and the plugs are embedded into the through holes formed by the insertion pieces and the cover plate.
8. An electric meter housing construction according to claim 7, wherein the tail cap comprises a snap tab; the clamping sheet is arranged at the joint of the extending sheet and the protective shell and is perpendicular to the extending sheet;
the surface of first apron is equipped with first card arm, the surface of second apron be equipped with the second card arm of first card arm symmetry, first card arm and second card arm constitute the snap ring, the joint piece inserts in the snap ring.
9. An electric meter casing structure according to claim 7, characterised in that the protective casing comprises a detachable sheet provided with a breakable connection key with the body of the protective casing.
10. An electricity meter comprising functional terminals and a meter housing structure according to any one of claims 1 to 9;
the functional terminal is fixed in the electric meter shell structure by the combination of the first cover plate and the second cover plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920662677.XU CN210155191U (en) | 2019-05-09 | 2019-05-09 | Ammeter shell structure and ammeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920662677.XU CN210155191U (en) | 2019-05-09 | 2019-05-09 | Ammeter shell structure and ammeter |
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| Publication Number | Publication Date |
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| CN210155191U true CN210155191U (en) | 2020-03-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920662677.XU Active CN210155191U (en) | 2019-05-09 | 2019-05-09 | Ammeter shell structure and ammeter |
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| CN (1) | CN210155191U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110208585A (en) * | 2019-05-09 | 2019-09-06 | 乐清市先具电气有限公司 | A kind of ammeter shell structure and ammeter |
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2019
- 2019-05-09 CN CN201920662677.XU patent/CN210155191U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110208585A (en) * | 2019-05-09 | 2019-09-06 | 乐清市先具电气有限公司 | A kind of ammeter shell structure and ammeter |
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