CN205157588U - Moulded case circuit -breaker inspection jig - Google Patents
Moulded case circuit -breaker inspection jig Download PDFInfo
- Publication number
- CN205157588U CN205157588U CN201520905109.XU CN201520905109U CN205157588U CN 205157588 U CN205157588 U CN 205157588U CN 201520905109 U CN201520905109 U CN 201520905109U CN 205157588 U CN205157588 U CN 205157588U
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- frame member
- contact frame
- big
- little
- contact
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Abstract
The utility model relates to a moulded case circuit -breaker inspection jig. Its characteristics are that it puts up the piece including work panel, big, little cylinder, big, little set -square, big contact frame piece, a three little contact, rocker bar bearing on the big cylinder support is connected with big cylinder, big set -square support is fixed on the work panel, is connected with fixed hinge support B with big set -square, the cylinder pole of big set -square and big cylinder passes through hinge C and connects, big set -square passes through hinge D with the connecting rod and is connected, the connecting rod for the other end hinge E be connected with big contact frame, a backing plate and a copper bar are fixed jointly on the work panel, big contact frame support is fixed on a backing plate, and big contact put up fixed hinge support F and big contact frame leg joint. Other relation of connections such as little cylinder are with above -mentioned the same. The utility model discloses can guarantee that the contact pressure is enough big in the dynamics of circuit breaker wiring mouth, area of contact is enough big, has solved the drawback of current mode.
Description
Technical field
The utility model belongs to a kind of isolating switch detection instrument, particularly relates to a kind of moulded case circuit breaker 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 utility model provides that a kind of to ensure that contact is pressed in the dynamics of breaker connection mouth enough large, the moulded case circuit breaker detection fixture that contact area is enough large for solving in known technology the technical matters that exists.
The technical scheme that the utility model is taked 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 utility model 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 utility model;
Fig. 2 is structural representation two of the present utility model;
Fig. 3 is big contact frame member relevant portion structural representation;
Fig. 4 is the utility model big contact frame member structural representation;
Fig. 5 is the utility model small contact frame member structural representation;
One of Fig. 6 the utility model energising detected state schematic diagram;
Fig. 7 the utility model energising detected state schematic diagram two.
Embodiment
For summary of the invention of the present utility model, 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 position 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 moulded case circuit breaker 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 |
|---|---|---|---|
| CN201520905109.XU CN205157588U (en) | 2015-11-12 | 2015-11-12 | Moulded case circuit -breaker inspection jig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520905109.XU CN205157588U (en) | 2015-11-12 | 2015-11-12 | Moulded case circuit -breaker inspection jig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205157588U true CN205157588U (en) | 2016-04-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520905109.XU Withdrawn - After Issue CN205157588U (en) | 2015-11-12 | 2015-11-12 | Moulded case circuit -breaker inspection jig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205157588U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105445503A (en) * | 2015-11-12 | 2016-03-30 | 天津市百利电气有限公司 | Molded case circuit breaker magnetic property detection fixture |
-
2015
- 2015-11-12 CN CN201520905109.XU patent/CN205157588U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105445503A (en) * | 2015-11-12 | 2016-03-30 | 天津市百利电气有限公司 | Molded case circuit breaker magnetic property detection fixture |
| CN105445503B (en) * | 2015-11-12 | 2018-06-26 | 天津市百利电气有限公司 | Breaker of plastic casing magnetic characteristic detection fixture |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160413 Effective date of abandoning: 20180626 |