CN105445503A - Molded case circuit breaker magnetic property detection fixture - Google Patents
Molded case circuit breaker magnetic property detection fixture Download PDFInfo
- Publication number
- CN105445503A CN105445503A CN201510772879.6A CN201510772879A CN105445503A CN 105445503 A CN105445503 A CN 105445503A CN 201510772879 A CN201510772879 A CN 201510772879A CN 105445503 A CN105445503 A CN 105445503A
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- Prior art keywords
- frame member
- contact frame
- small
- working panel
- little
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
- G01R1/0425—Test clips, e.g. for IC's
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Breakers (AREA)
Abstract
The invention relates to a molded case circuit breaker magnetic property detection fixture which is characterized in that the fixture comprises a working panel, large and small cylinders, large and small triangular plates, a large contact holder, and three small contact holders; hinge supports on large cylinder brackets are connected with the large cylinders; large triangular plate brackets are fixed on the working panel, and are connected with the large triangular plates through fixed hinge supports B; the large triangular plates and cylinder rods of the large cylinders are connected through hinges C; the large triangular plates and connecting rods are correspondingly connected through hinges D; the other end of each connecting rod is connected with the large holder through a hinge E; a base plate a and a copper bar a are fixed on the working panel; a large contact holder bracket is fixed on the base plate a; the large contact holder is connected with the large contact holder bracket through a fixed hinge support F; and the connecting relations of the small cylinders and other members are the same with the above connection. The fixture can ensure that a contact presses the connection port of a circuit breaker with a large-enough force and a large-enough contact area, and the shortcomings of the existing mode are avoided.
Description
Technical field
The invention belongs to a kind of isolating switch detection instrument, particularly relate to a kind of breaker of plastic casing magnetic characteristic detection fixture of TM30-400 series.
Background technology
The working method that the fixture of current TM30-400 breaker of plastic casing adopts is: cylinder promotes plain connecting rod, and connecting rod drives conductive contact to rotate around stationary shaft and is pressed on isolating switch upper and lower opening, carries out clamping energising to isolating switch.
The drawback of this mode is: the stroke of cylinder is fixing, and the rotational angle of connecting rod is fixing, and namely the rotational travel of conductive contact is fixing.Along with the prolongation of fixture service time, whole mechanism slowly occurs to connect and loosens or plastic yield, conductive contact there will be the situation that cannot compress breaker connection mouth, namely compress dynamics inadequate, and the inadequate even conductive contact of contact area cannot touch breaker connection mouth, occurs the bad situation that even cannot be energized that is energized in isolating switch testing process.
Summary of the invention
The present invention provides that a kind of to ensure that contact is pressed in the dynamics of breaker connection mouth enough large, the breaker of plastic casing magnetic characteristic detection fixture that contact area is enough large for solving in known technology the technical matters that exists.
The technical scheme that the present invention takes for the technical matters existed in solution known technology is: it includes working panel, large and small cylinder, large and small set square, big contact frame member, three small contact frame member; Two large air cylinder supports are connected on the side of the lower plane of described working panel, and are connected with described two large cylinders by the rocker bar bearing A on two described large air cylinder supports, and namely described two large cylinders can rotate around described two rocker bar bearing A; Two large set square supports are connected on the lower plane of described working panel, and are connected with the rocker bar bearing B on described two large set squares respectively, and namely described two large set squares can rotate around fixing described two respective rocker bar bearing B respectively; Two described large set squares are connected by respective hinge C on described two large set squares with the cylinder rod of described two large cylinders; Two described large set squares are also respectively connected by another hinge D on described two large set squares with a connecting rod respectively; The hole that the other end of described two connecting rods is each passed through on described working panel is connected with the projecting arm on the outside framework of described big contact frame member with hinge E respectively; An a backing plate and an a copper bar are stacked each other and are connected in the upper plane of described working panel; A big contact frame member support is connected on described a backing plate; One end of 3 long-armed contact blade groups of described big contact frame member is connected with big contact frame member support by the rocker bar bearing F on described big contact frame member support; Same three little air cylinder supports are connected on the opposite side of the lower plane of described working panel, and be connected with described three little cylinders respectively by rocker bar bearing G respective on described three little air cylinder supports, namely described three little cylinders can rotate around respective described rocker bar bearing G respectively; Three little set square supports are connected on the lower plane of described working panel, and are connected with the rocker bar bearing H on described three little set squares respectively, and namely described three little set squares can rotate around fixing described three respective rocker bar bearing H respectively; Three described little set squares are connected respectively by respective hinge J on described three little set squares with described three little cylinders; Three described little set squares are also connected respectively by the hinge I separately of another on little set square with other three connecting rods; The hole that the other end of described other three connecting rods is each passed through on described working panel is connected with the projecting arm on the outside framework of described three small contact frame member with 3 hinge K; A b backing plate and a b copper bar are stacked each other and are connected in the upper plane of described working panel, and a c backing plate and a c copper bar are stacked each other and are connected in the upper plane of described working panel; The small contact frame member support of one of them small contact frame member is connected on described b backing plate, and the small contact frame member support of two other small contact frame member is connected on described c backing plate; One end of the long-armed contact blade group of described small contact frame member is connected with small contact frame member support each via the rocker bar bearing L on described small contact frame member support respectively; Described big contact frame member includes a rectangle outside framework with described two projecting arm, in described outside framework, be made up of three group leader's arm contact blade groups and two separation blocks three described group leader's arm contact blade components separated of a group 4 long-armed contact blades every group; Two springs are all filled with between the same side of each contact blade in described every group leader's arm contact blade group in the outside framework of described big contact frame member and described outside framework; One end of described big contact frame member each group leader arm contact blade is all fixed on the rocker bar bearing F on described big contact frame member support, is connected with described big contact frame member support; Each small contact frame member in three described small contact frame member includes a rectangle outside framework with a described projecting arm, in described small contact frame member outside framework, and the long-armed contact blade group be made up of 4 long-armed contact blades by a group; Two springs are all filled with between the same side of each contact blade in described long-armed contact blade group in described small contact frame member outside framework and described small contact frame member outside framework; One end of described small contact frame member long-armed contact blade group is all fixed on described rocker bar bearing L, is connected with described small contact frame member support; The other end of 3 long-armed contact blade groups of described big contact frame member, and the distance between the other end of 3 of described 3 small contact frame member long-armed contact blade groups equals the distance between detected breaker of plastic casing three-phase line connection jaws.
The advantage that the present invention has and good effect are: owing to have employed more more complex jointed gear unit, and have employed set square mechanism, and in conjunction with contact frame member, ensure that contact is pressed in the dynamics of breaker connection mouth enough large, contact area is enough large, solves the drawback of existing mode.
Accompanying drawing explanation
Fig. 1 is one of structural representation of the present invention;
Fig. 2 is structural representation two of the present invention;
Fig. 3 is big contact frame member relevant portion structural representation;
Fig. 4 is big contact frame member structural representation of the present invention;
Fig. 5 is small contact frame member structural representation of the present invention;
Fig. 6 the present invention is energized one of detected state schematic diagram;
Fig. 7 the present invention is energized detected state schematic diagram two.
Embodiment
For content of the present invention, Characteristic can be understood further, hereby exemplify following examples, and coordinate accompanying drawing to be described in detail as follows:
Shown in following Fig. 1,2,3, the dot-and-dash line in figure represents that screw connects, and the circle shared between each part represents hinge.The model 12 of TM30-400, be placed on working panel 1 in plane, working panel 1 supports whole grip device.This device comprises the contact frame member of the cylinder of two kinds of specifications, the set square of two kinds of length of side ratios and two kinds of forms.The stroke of cylinder is different, and large that of stroke is called large cylinder, and little that of stroke is called little cylinder, and set square large for size is called large set square, and another kind is called little set square; The contact frame member that size is large is called big contact frame, and another kind is called small contact frame.
Large air cylinder support 10 is fixed by screws on working panel 1 lower plane, and is connected with the cylinder body of large cylinder 11 by the fixed hinge bearing A on large air cylinder support 10, and namely large cylinder 11 can rotate around fixed hinge bearing A; Large set square support 7 is fixed by screws on working panel 1 lower plane, is connected by the fixed hinge bearing B on large set square support 7 with large set square 2, and large set square 2 can rotate by the fixed hinge bearing B on large set square support 7; Large set square 2 is connected by hinge C with the cylinder rod of large cylinder 11, and the two can rotate mutually; Large set square 2 is connected by hinge D with connecting rod 9; The other end of connecting rod 9 is connected with the hole 31 in big contact frame member 8 through a working panel 1 hinge E; A backing plate 6 and a copper bar 5 to be fixed on working panel 1 in plane by common screw; Big contact frame member support 3 is fixed on a backing plate 6 by screw 4; And big contact frame member 8 is connected with big contact frame member support 3 by fixed hinge bearing F.
Similarly, little air cylinder support 14 is fixed by screws on working panel 1 lower plane, and is connected with little cylinder 13 cylinder body by fixed hinge bearing G, and little cylinder 13 can rotate by the fixed hinge bearing G on little air cylinder support 14; Little set square support 18 is fixed by screws on the lower plane of working plate face 1, is connected by fixed hinge bearing H with little set square 19, and little set square 19 can rotate around fixed hinge bearing H; Little set square 19 is connected by hinge J with the cylinder rod of little cylinder 13, and the two can rotate mutually; Little set square 19 is connected by hinge I with connecting rod 34; The other end of connecting rod 34 is connected with small contact frame member 15 by hinge K through working panel 1.The copper bar 20 and 21 of two kinds of specifications, also b copper bar 20 and c copper bar 21 is called respectively, they are the same with a copper bar 5, respectively there is backing plate below, to be fixed by screws on working panel 1 in plane together with backing plate, because their thickness is different, the thickness of the backing plate 16 below c copper bar 21 is different from the thickness of the backing plate 17 below b copper bar 20, to make the upper surface of b copper bar 20 and c copper bar 21 in one plane.The support 35 of small contact frame member is fixed by screws on the backing plate 16 below c copper bar 21 and the backing plate 17 under b copper bar 20.Small contact frame member 15 and small contact frame member support 35 are connected by hinge L and rotate around it.
As shown in Figure 4,5, big contact frame member 8 to be welded an outside framework with the rectangle big contact frame of two projecting arm 31 by housing 23,25, in big contact frame member 8 outside framework, be made up of three group leader's arm contact blade groups and two separation blocks 26 three group leader's arm contact blade components separated of a group 4 long-armed contact blades 22 every group; Two springs 28 are filled with between the same side of each long-armed contact blade 22 in every group leader's arm contact blade group in big contact frame member 8 outside framework and outside framework; In big contact frame member 8 outside framework, also have upper padding plate 24 to be placed in on three group leader's arm contact blade groups of spring 28 and two separation blocks 26 three group leader's arm contact blade components separated and between housing 23, separate under blocks 26 at two and also respectively have a backing plate 27 between the outside framework of big contact frame member 8; All be fixed on rocker bar bearing F in one end of big contact frame member 8 each group leader's arm contact blade group, be connected with big contact frame member support 3; Each small contact frame member X in three small contact frame member 15, Y, Z respectively include a rectangle outside framework 29 with a projecting arm 32, as in the outside framework 29 of small contact frame member X, and the long-armed contact blade group be made up of 4 long-armed contact blades 30 by a group; Two springs 33 are filled with between the same side of each contact blade 30 in contact blade group in small contact frame member outside framework 29 and small contact frame member outside framework 29; One end of the long-armed contact blade group of small contact frame member 15 is all fixed on the rocker bar bearing L of respective small contact frame member support 35, is connected with small contact frame member support 35; The other end of 3 long-armed contact blade groups of big contact frame member 8, and 3 small contact frame member X, Y, Z 3 long-armed contact blade groups another free end between distance be equal the distance between detected breaker of plastic casing 12 three-phase line connection jaws.Just in time their long-armed contact blade 22,30 can be connected with the three-phase entrance end of detected breaker of plastic casing 12.
This fixture is divided into two, left and right independently part, and the principle of work on both sides is identical, just considers the testing requirement of TM30-400, makes the form of size contact frame member different with quantity.
Principle of work is: when the cylinder rod of large cylinder 11 is retracted, hinge C moves axially along with the cylinder rod of large cylinder 11, large set square 2 will rotate counterclockwise by the fixed hinge bearing B on large set square support 7, the hinge D on large set square support 7 is so just driven to rotate around fixed hinge bearing B, simultaneously also drivening rod 9 does almost motion straight up, such big contact frame member 8 pushes up the effect of power at connecting rod 9 under, certain angle is opened around the fixed hinge bearing F of big contact frame member support 3, when the cylinder rod of large cylinder 11 is retracted, the cylinder rod simultaneously controlling little cylinder 13 is retracted, such small contact frame member 15 also can be opened simultaneously, at this moment, put into by detected TM30-400 workpiece 12, control large and small cylinder and release simultaneously, large and small contact frame member 8,15 can fall simultaneously be pressed on the port of line up and down of TM30-400 workpiece 12, carries out test of correlation.Namely still for fixture left-hand component, when the cylinder rod of large cylinder 11 stretches out, promote large set square 2 to rotate clockwise around fixed hinge bearing B, large set square 2 almost vertically moves downwardly to Fig. 1,2 positions by hinge D drivening rod 9, and another free end of the long-armed contact blade group of big contact frame member 8 is pressed on the three-phase outlet port of detected TM30-400 workpiece 12.And another free end of the long-armed contact blade group of 3 small contact frame member 15 is pressed on the three-phase inlet wire port of detected TM30-400 workpiece 12
As shown in Fig. 1,6,7, big contact frame member connects two large cylinders 11 for 8 times provides power for it, under these 3 small contact frame member of X, Y, Z in 3 small contact frame member 15, each own little cylinder 13 is for they provide power, controlled release and the retraction of each cylinder by solenoid valve signal, and then control the compression of large and small contact frame member 8,15 on workpiece and lift.During the work of this fixture, as first the end place in circuit of copper bar 20 and 21 being energized, then the action of size cylinder 11,13 is controlled respectively to control the action of large and small contact frame member 8,15, big contact frame member 8 is kept to compress detected TM30-400 workpiece 12, small contact frame member X, Z is allowed to depress, Y lifts, and just can realize the energising detection that the ac of detected TM30-400 workpiece 12 is alternate; Allow small contact frame member Y, Z depress, X lifts, and just can realize the energising detection that the bc of detected isolating switch 12 is alternate; Detected isolating switch 12 is moved a phase spacing to side, and as shown in Figure 7, keep big contact frame member 8 to depress, small contact frame member Y, Z depress, and X lifts, and just can realize the energising detection that the ab of detected isolating switch is alternate.
Claims (1)
1. a breaker of plastic casing magnetic characteristic detection fixture, is characterized in that: it includes working panel, large and small cylinder, large and small set square, big contact frame member, three small contact frame member; Two large air cylinder supports are connected on the side of the lower plane of described working panel, and are connected with described two large cylinders by the rocker bar bearing A on two described large air cylinder supports, and namely described two large cylinders can rotate around described two rocker bar bearing A; Two large set square supports are connected on the lower plane of described working panel, and are connected with the rocker bar bearing B on described two large set squares respectively, and namely described two large set squares can rotate around fixing described two respective rocker bar bearing B respectively; Two described large set squares are connected by respective hinge C on described two large set squares with the cylinder rod of described two large cylinders; Two described large set squares are also respectively connected by another hinge D on described two large set squares with a connecting rod respectively; The hole that the other end of described two connecting rods is each passed through on described working panel is connected with the projecting arm on the outside framework of described big contact frame member with hinge E respectively; An a backing plate and an a copper bar are stacked each other and are connected in the upper plane of described working panel; A big contact frame member support is connected on described a backing plate; One end of 3 long-armed contact blade groups of described big contact frame member is connected with big contact frame member support by the rocker bar bearing F on described big contact frame member support; Same three little air cylinder supports are connected on the opposite side of the lower plane of described working panel, and be connected with described three little cylinders respectively by rocker bar bearing G respective on described three little air cylinder supports, namely described three little cylinders can rotate around respective described rocker bar bearing G respectively; Three little set square supports are connected on the lower plane of described working panel, and are connected with the rocker bar bearing H on described three little set squares respectively, and namely described three little set squares can rotate around fixing described three respective rocker bar bearing H respectively; Three described little set squares are connected respectively by respective hinge J on described three little set squares with described three little cylinders; Three described little set squares are also connected respectively by the hinge I separately of another on little set square with other three connecting rods; The hole that the other end of described other three connecting rods is each passed through on described working panel is connected with the projecting arm on the outside framework of described three small contact frame member with 3 hinge K; A b backing plate and a b copper bar are stacked each other and are connected in the upper plane of described working panel, and a c backing plate and a c copper bar are stacked each other and are connected in the upper plane of described working panel; The small contact frame member support of one of them small contact frame member is connected on described b backing plate, and the small contact frame member support of two other small contact frame member is connected on described c backing plate; One end of the long-armed contact blade group of described small contact frame member is connected with small contact frame member support each via the rocker bar bearing L on described small contact frame member support respectively; Described big contact frame member includes a rectangle outside framework with described two projecting arm, in described outside framework, be made up of three group leader's arm contact blade groups and two separation blocks three described group leader's arm contact blade components separated of a group 4 long-armed contact blades every group; Two springs are all filled with between the same side of each contact blade in described every group leader's arm contact blade group in the outside framework of described big contact frame member and described outside framework; One end of described big contact frame member each group leader arm contact blade is all fixed on the rocker bar bearing F on described big contact frame member support, is connected with described big contact frame member support; Each small contact frame member in three described small contact frame member includes a rectangle outside framework with a described projecting arm, in described small contact frame member outside framework, and the long-armed contact blade group be made up of 4 long-armed contact blades by a group; Two springs are all filled with between the same side of each contact blade in described long-armed contact blade group in described small contact frame member outside framework and described small contact frame member outside framework; One end of described small contact frame member long-armed contact blade group is all fixed on described rocker bar bearing L, is connected with described small contact frame member support; The other end of 3 long-armed contact blade groups of described big contact frame member, and the distance between the other end of 3 of described 3 small contact frame member long-armed contact blade groups equals the distance between detected breaker of plastic casing three-phase line connection jaws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510772879.6A CN105445503B (en) | 2015-11-12 | 2015-11-12 | Breaker of plastic casing magnetic characteristic detection fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510772879.6A CN105445503B (en) | 2015-11-12 | 2015-11-12 | Breaker of plastic casing magnetic characteristic detection fixture |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105445503A true CN105445503A (en) | 2016-03-30 |
| CN105445503B CN105445503B (en) | 2018-06-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510772879.6A Expired - Fee Related CN105445503B (en) | 2015-11-12 | 2015-11-12 | Breaker of plastic casing magnetic characteristic detection fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105445503B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106197989A (en) * | 2016-08-30 | 2016-12-07 | 安徽中电兴发与鑫龙科技股份有限公司 | A kind of chopper separating/closing mechanism detection fixture |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201425595Y (en) * | 2009-05-25 | 2010-03-17 | 李永高 | Programme-controlled clamping device for molded case circuit breaker |
| CN201583567U (en) * | 2009-12-24 | 2010-09-15 | 浙江永光检测设备有限公司 | Pneumatic clamping device of miniature breaker |
| CN201583565U (en) * | 2009-12-24 | 2010-09-15 | 浙江永光检测设备有限公司 | Pneumatic switching clamp device of plastic-shell circuit breaker |
| CN201926739U (en) * | 2010-11-22 | 2011-08-10 | 李永高 | Pneumatic clamp for moulded case circuit breaker |
| WO2011141938A3 (en) * | 2010-05-10 | 2012-03-08 | Remake Electric Ehf. | Circuit breaker metering system |
| CN205157588U (en) * | 2015-11-12 | 2016-04-13 | 天津市百利电气有限公司 | Moulded case circuit -breaker inspection jig |
-
2015
- 2015-11-12 CN CN201510772879.6A patent/CN105445503B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201425595Y (en) * | 2009-05-25 | 2010-03-17 | 李永高 | Programme-controlled clamping device for molded case circuit breaker |
| CN201583567U (en) * | 2009-12-24 | 2010-09-15 | 浙江永光检测设备有限公司 | Pneumatic clamping device of miniature breaker |
| CN201583565U (en) * | 2009-12-24 | 2010-09-15 | 浙江永光检测设备有限公司 | Pneumatic switching clamp device of plastic-shell circuit breaker |
| WO2011141938A3 (en) * | 2010-05-10 | 2012-03-08 | Remake Electric Ehf. | Circuit breaker metering system |
| CN201926739U (en) * | 2010-11-22 | 2011-08-10 | 李永高 | Pneumatic clamp for moulded case circuit breaker |
| CN205157588U (en) * | 2015-11-12 | 2016-04-13 | 天津市百利电气有限公司 | Moulded case circuit -breaker inspection jig |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106197989A (en) * | 2016-08-30 | 2016-12-07 | 安徽中电兴发与鑫龙科技股份有限公司 | A kind of chopper separating/closing mechanism detection fixture |
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| Publication number | Publication date |
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| CN105445503B (en) | 2018-06-26 |
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