CN106597206B - A kind of metering device secondary circuit detector - Google Patents
A kind of metering device secondary circuit detector Download PDFInfo
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- CN106597206B CN106597206B CN201611086094.4A CN201611086094A CN106597206B CN 106597206 B CN106597206 B CN 106597206B CN 201611086094 A CN201611086094 A CN 201611086094A CN 106597206 B CN106597206 B CN 106597206B
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- conductive
- upper cover
- bar shaped
- bottom case
- bar
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/66—Testing of connections, e.g. of plugs or non-disconnectable joints
- G01R31/67—Testing the correctness of wire connections in electric apparatus or circuits
Abstract
The present invention provides a kind of metering device secondary circuit detectors, including bottom case, upper cover, panel, conductive connection mechanism, winding mechanism, three conductor wires and three measuring pens；Being conductively connected mechanism includes three electrically conductive links being disposed side by side at bottom case and upper cover hinged edge；Measuring pen includes bar shaped bar, two conductive chucks, conductive link, clamping pressure spring, clamping separating mechanism, power spring, binding post and wrapping post.The metering device secondary circuit detector replaces existing electricity pincers to connect tested wire using the bar shaped bar with slope, it can facilitate and be detected in narrow space, and tested wire is clamped by the arc-shaped notch on two conductive chucks, there is preferable firm grip；It can carry out disconnecting the connection with measuring pen when lid closes in bottom case and upper cover using mechanism is conductively connected, reduce the electrical loss of system, and realize the connection with measuring pen automatically when opening, it is convenient to use.
Description
Technical field
The present invention relates to a kind of circuit checkers, especially a kind of to be used for metering device secondary circuit detector.
Background technique
The installation space of electric energy metering device especially mutual inductor room installation space is narrow, to inspection wiring and error connection point
Analysis brings big inconvenience, traditional error connection investigation either need to be powered on-load otherwise after needing to have a power failure by secondary circuit
Terminal disassembly multimeter is to core inspection, and when operation is time-consuming and laborious, and detection effect is undesirable.
Summary of the invention
The technical problem to be solved by the present invention is to existing detector is inconvenient to use, and it is difficult to the route in small space
It is detected.
In order to solve the above-mentioned technical problems, the present invention provides a kind of metering device secondary circuit detector, including bottom case,
Upper cover, is conductively connected mechanism, winding mechanism, three conductor wires and three measuring pens at panel；
The bottom case and upper cover is installed together by hinge；
The panel is mounted on bottom case, and constitutes detection circuit installation cavity with bottom case；
Be equipped in the detection circuit installation cavity microprocessor, signal acquisition circuit, signal amplification circuit, memory,
Alarm and battery；
The panel is equipped with key group and display screen；
The microprocessor is connected with signal acquisition circuit, memory, alarm, key group and display screen respectively；
The conductive connection mechanism includes three electrically conductive links being disposed side by side at bottom case and upper cover hinged edge；
The electrically conductive links include bottom case rotary joint, connecting rod vertical bar, electric connection intermediate plate, conductive curved strip and upper cover rotation
Adapter；
The bottom case rotary joint is mounted on panel；
The upper cover rotary joint is installed on the upper cover；
The electric connection intermediate plate is mounted on panel, and between bottom case rotary joint and upper cover rotary joint；
One end of the connecting rod vertical bar is hinged on bottom case rotary joint, and the other end and one end of conductive curved strip are mutually cut with scissors
It connects, the other end of conductive curved strip is hinged with upper cover rotary joint again；
The conductive curved strip is inserted between two intermediate plates of electric connection intermediate plate when bottom case and upper cover are opened, and in bottom case
And it is separated when the conjunction of upper cover lid with two intermediate plates of electric connection intermediate plate；
The electric connection intermediate plate lower end is connected after passing through panel with signal amplification circuit；
The winding mechanism includes wire spool, two fixed columns, a telescopic shaft and a flexible pressure spring；
Two fixed columns are vertically arranged on lid, and have a rotation in the top rotary setting of fixed column
Arm；
The wire spool is ellipse, and is equipped with winding slot in the elliptical edge of wire spool；
The wire spool is rotatably mounted on upper lid by telescopic shaft；
The flexible compression spring sleeve is on telescopic shaft, and both ends are supported between wire spool and upper cover；
The distance of shaft centers of two fixed columns is greater than the transverse length of wire spool；
It is withheld on wire spool after the rotating arm rotation；
The wire spool is equipped with three pairs of grip slippers；
The measuring pen includes bar shaped bar, two conductive chucks, conductive link, clamping pressure spring, clamping separating mechanism, leads
Electrical spring, binding post and wrapping post；
Three bar shaped bars of three measuring pens are clamped in respectively on three pairs of grip slippers；
One end of the bar shaped bar is equipped with slope, and the other end is equipped with wire connection cavity；
Rectangular notch is equipped on the bar shaped bar at slope, and rectangular notch and slope are located at bar shaped bar
The same side；
The binding post and wrapping post are arranged in wire connection cavity, and entrance hole is equipped at wire connection cavity；
The conductive channel being connected between rectangular notch and wire connection cavity is provided along its length in the bar shaped bar；
The conductive link is inserted on conductive channel, and one end of conductive link is protruded into rectangular notch, the other end
It is elastically connected on binding post by power spring；
Two conductive chucks are respectively and fixedly installed on the trough rim of rectangular notch and conductive link protrudes into rectangle
On one end of notch；
The opposite side of two conductive chucks is equipped with an arc port；
Edge on two conductive chucks close to rectangular notch opening side is equipped with angle of chamfer, and two conductions
Collet is adjacent to latter two angle of chamfer and constitutes V-shaped groove；
The middle part of the conductive link is equipped with a bar shaped jack, and is equipped in the spigot of bar shaped jack to conductive bullet
The inclined extruding slope surface in spring side；
The clamping pressure spring is set on conductive link, and both ends are respectively supported at the slot of conductive chuck and rectangular notch
Between side；
The clamping separating mechanism includes bar shaped inserted sheet, adjusting nut, reset spring, disk and circle by cap；
The side of the bar shaped bar is equipped with the strip through-hole with conductive channel vertical connection；
The disk is vertically fixed on one end of bar shaped inserted sheet, and the other end of bar shaped inserted sheet has been wholely set round bar
Section, and bar shaped inserted sheet is narrowed with round rod segment junction, forms angular rim corresponding with slope surface is squeezed；
The bar shaped inserted sheet and round rod segment are inserted on strip through-hole, and run through bar shaped jack in conductive channel；
The round rod segment is stretched out across strip through-hole, and is equipped on extension end and is adjusted screw thread；
The adjusting nut screws on adjusting screw thread；
The disk is pressed in cap embedded in round, and can be relatively rotated with circle by cap；
The reset spring is set on bar shaped inserted sheet, and both ends be respectively supported at bar shaped bar side and circle by cap
Between；
One end of the conductor wire is entered after wire connection cavity by entrance hole to be wound on wrapping post and is connected with binding post；
The other end of the conductor wire is wound on the winding slot of wire spool and is connected with upper cover rotary joint；
The battery be respectively microprocessor, signal acquisition circuit, memory, alarm, signal amplification circuit with
And display screen power supply.
Replace existing electricity pincers to connect tested wire using the bar shaped bar of slope, can facilitate in narrow space into
Row detection, and tested wire can be clamped by the arc-shaped notch on two conductive chucks, there is preferable clamping
Fastness；It can carry out disconnecting the connection with measuring pen when lid closes in bottom case and upper cover using mechanism is conductively connected, reduce system
Electrical loss, and realize automatically when opening with the connection of measuring pen, it is convenient to use.
As a further limited solution of the present invention, the wire spool is equipped with for drawing from the winding slot of wire spool
The notch of conductor wire.Conductor wire can be facilitated to draw from the winding slot of wire spool using arc notch, facilitate coiling.
The beneficial effects of the present invention are: (1) using the bar shaped bar of slope replace existing electricity pincers connect tested electricity
Line can facilitate and be detected in narrow space, and can be to tested electricity by the arc-shaped notch on two conductive chucks
Line is clamped, and has preferable firm grip；It (2) can be when bottom case and upper cover carry out lid conjunction using conductive connection mechanism
The connection with measuring pen is disconnected, the electrical loss of system is reduced, and realizes the connection with measuring pen automatically when opening, it is easy to use
Fast.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention；
Fig. 2 is structural schematic diagram when conductive connection mechanism of the invention connects；
Fig. 3 is structural schematic diagram when conductive connection mechanism of the invention disconnects；
Fig. 4 is measuring pen mounting structure schematic diagram of the invention；
Fig. 5 is measuring pen structural schematic diagram of the invention.
In figure: 1, bottom case, 2, upper cover, 3, display screen, 4, key group, 5, wire spool, 6, panel, 7, grip slipper, 8, fixation
Column, 9, rotating arm, 10, arc notch, 11, connecting rod vertical bar, 12, bottom case rotary joint, 13, electric connection intermediate plate, 14, conductive curved
Item, 15, conductor wire, 16, upper cover rotary joint, 17, bar shaped bar, 18, it is round press cap, 19, conductive link, 20, clamping pressure spring,
21, conductive chuck, 22, arc-shaped notch, 23, angle of chamfer, 24, slope, 25, reset spring, 26, bar shaped inserted sheet, 27, bar shaped it is logical
Hole, 28, angular rim, 29, extruding slope surface, 30, round rod segment, 31, adjusting nut, 32, power spring, 33, wire connection cavity, 34, wiring
Column, 35, wrapping post, 36, entrance hole, 37, disk, 38, telescopic shaft, 39, flexible pressure spring.
Specific embodiment
As shown in Figs. 1-5, metering device secondary circuit detector provided by the invention include: bottom case 1, upper cover 2, panel 6,
It is conductively connected mechanism, winding mechanism, three conductor wires 15 and three measuring pens；
The bottom case 1 and upper cover 2 is installed together by hinge；
The panel 6 is mounted on bottom case 1, and constitutes a closed detection circuit installation cavity with bottom case 1, can be right
Internal circuit is protected；
Be equipped in the detection circuit installation cavity microprocessor, signal acquisition circuit, signal amplification circuit, memory,
Alarm and battery；
The panel 6 is equipped with key group 4 and display screen 3；
The microprocessor respectively with signal acquisition circuit, memory, 3 phase of alarm, key group 4 and display screen
Even, the functions such as detection parameters setting, function selection and power switch are realized by the key in key group 4, are shown simultaneously
Shield the coherent detection parameter of 3 real-time display testing results and setting；
The conductive connection mechanism includes three electrically conductive links being disposed side by side at 2 hinged edge of bottom case 1 and upper cover,
It can carry out disconnecting the connection with measuring pen when lid closes in bottom case 1 and upper cover 2 using mechanism is conductively connected, reduce the electricity damage of system
Consumption, and the connection of realization and measuring pen automatically when opening, it is convenient to use；
The electrically conductive links include bottom case rotary joint 12, connecting rod item 11, electric connection intermediate plate 13, conductive curved strip 14 and
Upper cover rotary joint 16；
The bottom case rotary joint 12 is mounted on panel 6, and bottom case rotary joint 12 does not have conducting function；
The upper cover rotary joint 16 is mounted in upper cover 2, and upper cover rotary joint 16 has conducting function；
The electric connection intermediate plate 13 is mounted on panel 6, and is located at bottom case rotary joint 12 and upper cover rotary joint 16
Between, electric connection intermediate plate 13 sets that there are two conductive intermediate plates, for being electrically connected conductive curved strip 14；
One end of the connecting rod vertical bar 11 is hinged on bottom case rotary joint 12, one end of the other end and conductive curved strip 14
It is hinged, the other end of conductive curved strip 14 is hinged with upper cover rotary joint 16 again, and connecting rod vertical bar 11 does not have conducting function；
The conductive curved strip 14 is when bottom case 1 and upper cover 2 are opened, due to the pulling function of connecting rod vertical bar 11, so that leading
Electric curved strip 14 is inserted between two intermediate plates of electric connection intermediate plate 13, and when bottom case 1 and the lid of upper cover 2 close, due to connecting rod vertical bar 11
Swinging support effect so that conductive curved strip 14 is separated with two intermediate plates of electric connection intermediate plate 13, due to 6 He of panel in opening
There are differences in height for the bottom of upper cover 2, so conductive curved strip 14 will be designed as bent, bending degree is designed according to difference in height；
13 lower end of electric connection intermediate plate is connected after passing through panel 6 with signal amplification circuit, and signal amplification circuit is used for
Processing is amplified to detection signal, is convenient for signal acquisition；
The winding mechanism includes the telescopic shaft 38 of fixed column 8, one of wire spool 5, two and a flexible pressure spring 39；
Two fixed columns 8 are vertically arranged in upper cover 2, and have a rotation in the top rotary setting of fixed column 8
Pivoted arm 9, rotating arm 9 and fixed column 8 are perpendicular；
The wire spool 5 is ellipse, and is equipped with winding slot in the elliptical edge of wire spool 5, sets wire spool 5 to
Ellipse is easy for being mounted in rectangular upper cover 2；
The wire spool 5 is rotatably mounted in upper cover 2 by telescopic shaft 38；
The flexible pressure spring 39 is sleeved on telescopic shaft 38, and both ends are supported between wire spool 5 and upper cover 2, is utilized
The design of telescopic shaft 38 and flexible pressure spring 39, so that wire spool 5 raises upward, can conveniently dash forward after 9 Unscrew of rotating arm
Out outside rectangular upper cover 2, so that the rotation winding conductor wire 15 of wire spool 5 be facilitated to press wire spool 5 after the completion of winding, make
Telescopic shaft 38 retracts, and withholds fixation by rotating arm 9；
The distance of shaft centers of two fixed columns 8 is greater than the transverse length of wire spool 5；
The rotating arm 9 is withheld on wire spool 5 after rotating, and is located on the transverse both ends of wire spool 5；
The wire spool 5 is equipped with three pairs of grip slippers 7, and the collet of grip slipper 7 has elasticity, and inserting can be facilitated to measure
The bar shaped bar 17 of pen；
The measuring pen includes 17, two conductive chucks 21 of bar shaped bar, conductive link 19, clamping pressure spring 20, clamping point
It disembarks structure, power spring 32, binding post 34 and wrapping post 35；
Three bar shaped bars 17 of three measuring pens are clamped in respectively on three pairs of grip slippers 7, and bar shaped bar 17 is using exhausted
Edge material is made, such as rigid plastics etc.；
One end of the bar shaped bar 17 is equipped with slope 24, and the other end is equipped with wire connection cavity 33, can be square using slope
Just it is inserted into bar shaped bar 17 in narrow space, and is isolated between adjacent detection line, multi-way detecting line can be detected simultaneously,
It is not in the problem of contacting with each other；
Rectangular notch is equipped on the bar shaped bar 17 at slope 24, and rectangular notch and slope 24 are located at item
The same side of shape bar 17 slides into detection line smoothly in rectangular notch and is detected by the transition of slope 24；
The binding post 34 and wrapping post 35 are arranged in wire connection cavity 33, and entrance hole is equipped at wire connection cavity 33
(36)；
It is logical that the conduction being connected between rectangular notch and wire connection cavity 33 is provided along its length in the bar shaped bar 17
Road；
The conductive link 19 is inserted on conductive channel, and one end of conductive link 19 is protruded into rectangular notch, separately
One end is elastically connected on binding post 34 by power spring 32, and conductive link 19 has conducting function, such as copper bar；
Two conductive chucks 21 are respectively and fixedly installed on the trough rim of rectangular notch and conductive link 19 protrudes into
On one end of rectangular notch, conductive chuck 21 has conducting function, for example, by using copper at；
The opposite side of two conductive chucks 21 is equipped with an arc-shaped notch 22, can be square using arc-shaped notch 22
Just it is clamped from detection line two sides, it is ensured that stability when detection；
Edge on two conductive chucks 21 close to rectangular notch opening side is equipped with angle of chamfer 23, and two
Conductive chuck 21 is adjacent to latter two angle of chamfer 23 and constitutes V-shaped groove, the V-shaped groove constituted using two angles of chamfer 23, can be on slope
Smoothly snap into detection line after the transitional function in face 24, thus enter when two conductive chucks 21 separate two arc-shaped notch 22 into
Row clamping detection, if the more difficult line that will test imports between two conductive chucks 21 when being clamped without V-shaped groove；
The middle part of the conductive link 19 is equipped with a bar shaped jack, and is equipped in the spigot of bar shaped jack to conduction
The inclined extruding slope surface 29 in 32 side of spring；
The clamping pressure spring 20 is set on conductive link 19, and both ends are respectively supported at conductive chuck 21 and rectangular channel
Between the trough rim of mouth, lasting clamping can be played the role of after detection line clamping using clamping pressure spring 20, operator is facilitated to rise
It sells to carry out detection operation；
The clamping separating mechanism includes bar shaped inserted sheet 26, adjusting nut 31, reset spring 25, disk 37 and circle
By cap 18, bar shaped inserted sheet 26 is constituted using insulating materials, prevents conduction, play the role of preferable safeguard protection；
The side of the bar shaped bar 17 is equipped with the strip through-hole 27 with conductive channel vertical connection；
The disk 37 is vertically fixed on one end of bar shaped inserted sheet 26, and the other end of bar shaped inserted sheet 26 has been wholely set
Round rod segment 30, and bar shaped inserted sheet 26 is narrowed with 30 junction of round rod segment, forms angular rim 28 corresponding with slope surface 29 is squeezed,
Using angular rim 28 and acting on relatively for slope surface 29 is squeezed, so that the lower pressure of bar shaped inserted sheet 26 is converted to conductive link 19
Back pull overcomes the elastic reaction of clamping pressure spring 20 to separate two conductive chucks 21；
The bar shaped inserted sheet 26 and round rod segment 30 is inserted on strip through-hole 27, and is inserted in conductive channel through bar shaped
Hole；
The round rod segment 30 is stretched out across strip through-hole 27, and is equipped on extension end and is adjusted screw thread；
The adjusting nut 31 screws on adjusting screw thread, can either prevent bar shaped from inserting using the effect of adjusting nut 31
Piece 26 is fallen, and the depth that is initially inserted into of bar shaped inserted sheet 26 can be adjusted, and the detection line batch of different thicknesses is facilitated to examine
It surveys, and facilitates after the completion of all detections and unclamp bar shaped inserted sheet 26, make to clamp pressure spring 20, reset spring 25 and power spring 32
Opposite to restore, avoiding being tensioned for a long time leads to elastic weakening；
The disk 37 is pressed in cap 18 embedded in round, and can be relatively rotated with circle by cap 18, which enables to
Circle serves as handle when wire spool 5 carries out rotation coiling by cap 18, improves coiling efficiency；
The reset spring 25 is set on bar shaped inserted sheet 26, and both ends are respectively supported at side and the circle of bar shaped bar 17
Shape can be such that bar shaped inserted sheet 26 is pulled out by rebound, be made to press from both sides using reset spring 25 as between cap 18 after unclamping circle by cap 18
Holding pressure spring 20 pushes conductive chuck 21 to be clamped；
One end of the conductor wire 15 by entrance hole 36 enter wire connection cavity 33 after be wound on wrapping post 35 again with binding post
34 are connected, and can play the role of anti-pull using wrapping post 35, prevent long-time service conductor wire 15 from taking off from binding post 34
It falls；
The other end of the conductor wire 15 is wound on the winding slot of wire spool 5 and is connected with upper cover rotary joint 16；
The wire spool 5 is equipped with the arc notch 10 for drawing conductor wire 15 from the winding slot of wire spool 5, utilizes
Arc notch 10 can facilitate conductor wire 15 to draw from the winding slot of wire spool 5, facilitate coiling；
The battery be respectively microprocessor, signal acquisition circuit, memory, alarm, signal amplification circuit with
And display screen 3 is powered, detection signal carries out signal acquisition by signal acquisition circuit again after signal amplification circuit amplifies, finally
It is analyzed and processed by signal of the microprocessor to acquisition, to obtain final testing result, and will test result according to inspection
Survey time storage in memory, display screen real-time display testing result, alarm is when testing result exceeds threshold value by micro-
It manages device and controls signal an alert.
Since metering device secondary circuit detector of the invention is chronically at outdoor detection, can there are problems that getting rusty,
In order to prevent the shell of metering device secondary circuit detector of the invention from getting rusty, bottom case 1 of the invention and upper cover 2 it is outer
Surface has all carried out frosted processing, and in frosted, treated that antirust paint has been coated on surface；The component of the antirust paint includes: two
Toluene, surfactant, graphite powder, glycerol, isopropanolamine, mica powder, oiliness curing agent, lead zinc oxide, iron oxide red and
Aqueous solvent.The proportion by weight of each component of antirust paint are as follows: 35~50 parts of dimethylbenzene, 3~8 parts of surfactant, graphite powder
18~25 parts, 45~64 parts of glycerol, 26~37 parts of isopropanolamine, 25~38 parts of mica powder, 5~9 parts of oiliness curing agent, lead oxidation
21~34 parts of zinc, 11~16 parts of iron oxide red and 15~23 parts of aqueous solvent.Above-mentioned proportion by weight is of the invention another
A innovative point just has preferable rust-proof effect only within the scope of mass parts of the invention.
Comparative experiments 1: 40 parts of dimethylbenzene, 7 parts of surfactant, 20 parts of graphite powder, 50 parts of glycerol, 32 parts of isopropanolamine,
33 parts of mica powder, 7 parts of oiliness curing agent, 28 parts of lead zinc oxide, 14 parts of iron oxide red and 18 parts of aqueous solvent；
Comparative experiments 2: 30 parts of dimethylbenzene, 7 parts of surfactant, 15 parts of glycerol, 13 parts of isopropanolamine, 20 parts of mica powder,
8 parts of oiliness curing agent, 18 parts of lead zinc oxide, 13 parts of iron oxide red and 10 parts of aqueous solvent；
Comparative experiments 3: 20 parts of dimethylbenzene, 3 parts of surfactant, 13 parts of graphite powder, 60 parts of glycerol, 20 parts of isopropanolamine,
33 parts of mica powder, 9 parts of oiliness curing agent, 10 parts of lead zinc oxide, 11 parts of iron oxide red and 25 parts of aqueous solvent.
Experiment effect comparison in 5 years is as follows:
| Test serial number | Fall paint rate (falling lacquer painting product and japanning area ratio) | Scale rate (rust area and japanning area ratio) |
| 1 | 2.3 | 3.2 |
| 2 | 12.4 | 13.6 |
| 3 | 13.8 | 14.7 |
As can be seen from the above table, there is preferable protection effect using the antirust paint of offer of the invention, be not easy paint,
And scale rate is relatively low, using effect is obvious.
As described above, must not be explained although the present invention has been indicated and described referring to specific preferred embodiment
For the limitation to invention itself.
Claims (2)
1. a kind of metering device secondary circuit detector, it is characterised in that: including bottom case (1), upper cover (2), panel (6), conduction
Bindiny mechanism, winding mechanism, three conductor wires (15) and three measuring pens；
The bottom case (1) and upper cover (2) is installed together by hinge；
The panel (6) is mounted on bottom case (1), and constitutes detection circuit installation cavity with bottom case (1)；
Microprocessor, signal acquisition circuit, signal amplification circuit, memory, alarm are equipped in the detection circuit installation cavity
Device and battery；
The panel (6) is equipped with key group (4) and display screen (3)；
The microprocessor respectively with signal acquisition circuit, memory, alarm, key group (4) and display screen (3) phase
Even；
The conductive connection mechanism includes three electrically conductive links being disposed side by side at bottom case (1) and upper cover (2) hinged edge；
The electrically conductive links include bottom case rotary joint (12), connecting rod vertical bar (11), electric connection intermediate plate (13), conductive curved strip
(14) and upper cover rotary joint (16)；
The bottom case rotary joint (12) is mounted on panel (6)；
The upper cover rotary joint (16) is mounted on upper cover (2)；
The electric connection intermediate plate (13) is mounted on panel (6), and is located at bottom case rotary joint (12) and upper cover rotary joint
(16) between；
One end of the connecting rod vertical bar (11) is hinged on bottom case rotary joint (12), and the one of the other end and conduction curved strip (14)
End is hinged, and the other end of conductive curved strip (14) is hinged with upper cover rotary joint (16) again；
Two intermediate plates of the conductive curved strip (14) insertion electric connection intermediate plate (13) when bottom case (1) and upper cover (2) are opened it
Between, and separated when bottom case (1) and upper cover (2) lid are closed with two intermediate plates of electric connection intermediate plate (13)；
Electric connection intermediate plate (13) lower end passes through panel (6) and is connected afterwards with signal amplification circuit；
The winding mechanism includes wire spool (5), two fixed columns (8), a telescopic shaft (38) and a flexible pressure spring
(39)；
Two fixed columns (8) are vertically arranged on upper cover (2), and have one in the top rotary setting of fixed column (8)
Rotating arm (9)；
The wire spool (5) is ellipse, and is equipped with winding slot in the elliptical edge of wire spool (5)；
The wire spool (5) is rotatably mounted on upper cover (2) by telescopic shaft (38)；
The flexible pressure spring (39) is sleeved on telescopic shaft (38), and both ends are supported between wire spool (5) and upper cover (2)；
The distance of shaft centers of two fixed columns (8) is greater than the transverse length of wire spool (5)；
It is withheld on wire spool (5) after rotating arm (9) rotation；
The wire spool (5) is equipped with three pairs of grip slippers (7)；
The measuring pen includes bar shaped bar (17), two conductive chucks (21), conductive link (19), clamping pressure spring (20), folder
Hold separating mechanism, power spring (32), binding post (34) and wrapping post (35)；
Three bar shaped bars (17) of three measuring pens are clamped in respectively on three pairs of grip slippers (7)；
One end of the bar shaped bar (17) is equipped with slope (24), and the other end is equipped with wire connection cavity (33)；
Rectangular notch is equipped on the bar shaped bar (17) at slope (24), and rectangular notch is located at slope (24)
The same side of bar shaped bar (17)；
The binding post (34) and wrapping post (35) setting are equipped with entrance hole in wire connection cavity (33) at wire connection cavity (33)
(36)；
It is logical that the conduction being connected between rectangular notch and wire connection cavity (33) is provided along its length in the bar shaped bar (17)
Road；
The conductive link (19) is inserted on conductive channel, and one end of conductive link (19) is protruded into rectangular notch, separately
One end is elastically connected on binding post (34) by power spring (32)；
Two conductive chucks (21) are respectively and fixedly installed on the trough rim of rectangular notch and conductive link (19) protrudes into
On one end of rectangular notch；
The opposite side of two conductive chucks (21) is equipped with an arc-shaped notch (22)；
Edge on two conductive chucks (21) close to rectangular notch opening side is equipped with angle of chamfer (23), and two
Conductive chuck (21) is adjacent to latter two angle of chamfer (23) and constitutes V-shaped groove；
The middle part of the conductive link (19) is equipped with a bar shaped jack, and is equipped in the spigot of bar shaped jack to conductive bullet
The inclined extruding slope surface (29) in spring (32) side；
The clamping pressure spring (20) is set on conductive link (19), and both ends are respectively supported at conductive chuck (21) and rectangle
Between the trough rim of notch；
The clamping separating mechanism include bar shaped inserted sheet (26), adjusting nut (31), reset spring (25), disk (37) and
Circle presses cap (18)；
The side of the bar shaped bar (17) is equipped with the strip through-hole (27) with conductive channel vertical connection；
The disk (37) is vertically fixed on one end of bar shaped inserted sheet (26), and the other end of bar shaped inserted sheet (26) is wholely set
Have round rod segment (30), and bar shaped inserted sheet (26) is narrowed with round rod segment (30) junction, is formed corresponding with slope surface (29) are squeezed
Angular rim (28)；
The bar shaped inserted sheet (26) and round rod segment (30) is inserted on strip through-hole (27), and runs through bar shaped in conductive channel
Jack；
The round rod segment (30) is stretched out across strip through-hole (27), and is equipped on extension end and is adjusted screw thread；
The adjusting nut (31) screws on adjusting screw thread；
The disk (37) is pressed in cap (18) embedded in round, and can be relatively rotated with circle by cap (18)；
The reset spring (25) is set on bar shaped inserted sheet (26), and both ends be respectively supported at bar shaped bar (17) side and
Circle is by between cap (18)；
One end of the conductor wire (15) by entrance hole (36) enter wire connection cavity (33) after be wound on wrapping post (35) and with connect
Terminal (34) is connected；
The other end of the conductor wire (15) is wound on the winding slot of wire spool (5) and is connected with upper cover rotary joint (16)
It connects；
The battery is respectively microprocessor, signal acquisition circuit, memory, alarm, signal amplification circuit and shows
Display screen (3) power supply.
2. metering device secondary circuit detector according to claim 1, it is characterised in that: on the wire spool (5)
Equipped with the arc notch (10) for drawing conductor wire (15) from the winding slot of wire spool (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611086094.4A CN106597206B (en) | 2016-11-30 | 2016-11-30 | A kind of metering device secondary circuit detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611086094.4A CN106597206B (en) | 2016-11-30 | 2016-11-30 | A kind of metering device secondary circuit detector |
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| Publication Number | Publication Date |
|---|---|
| CN106597206A CN106597206A (en) | 2017-04-26 |
| CN106597206B true CN106597206B (en) | 2019-01-04 |
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ID=58594229
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611086094.4A Active CN106597206B (en) | 2016-11-30 | 2016-11-30 | A kind of metering device secondary circuit detector |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110108934A (en) * | 2018-02-01 | 2019-08-09 | 株洲中车时代电气股份有限公司 | A kind of multichannel voltameter scale |
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|---|---|---|---|---|
| CN1793994A (en) * | 2005-12-29 | 2006-06-28 | 电子科技大学 | Monitoring method of electric current secondary loop short circuit and monitoring instrument |
| CN102109565A (en) * | 2010-12-20 | 2011-06-29 | 山东电力集团公司超高压公司 | Intelligent detector of CT (current transformer) secondary circuit |
| CN201909824U (en) * | 2010-12-20 | 2011-07-27 | 山东电力集团公司超高压公司 | Intelligent detector for CT (Current Transformer) secondary circuit |
| CN202453382U (en) * | 2012-02-13 | 2012-09-26 | 山东电力集团公司超高压公司 | Intelligent detecting instrument for CT (current transformer) secondary circuit |
| CN103076529A (en) * | 2012-12-27 | 2013-05-01 | 山东电力集团公司检修公司 | CT (Current Transformer) secondary circuit intelligent-detection method |
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2016
- 2016-11-30 CN CN201611086094.4A patent/CN106597206B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1793994A (en) * | 2005-12-29 | 2006-06-28 | 电子科技大学 | Monitoring method of electric current secondary loop short circuit and monitoring instrument |
| CN102109565A (en) * | 2010-12-20 | 2011-06-29 | 山东电力集团公司超高压公司 | Intelligent detector of CT (current transformer) secondary circuit |
| CN201909824U (en) * | 2010-12-20 | 2011-07-27 | 山东电力集团公司超高压公司 | Intelligent detector for CT (Current Transformer) secondary circuit |
| CN202453382U (en) * | 2012-02-13 | 2012-09-26 | 山东电力集团公司超高压公司 | Intelligent detecting instrument for CT (current transformer) secondary circuit |
| CN103076529A (en) * | 2012-12-27 | 2013-05-01 | 山东电力集团公司检修公司 | CT (Current Transformer) secondary circuit intelligent-detection method |
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|---|---|
| CN106597206A (en) | 2017-04-26 |
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