CN208506204U - A kind of omnipotent breaker three-phase high-current detector - Google Patents

Abstract

The utility model relates to a kind of current detection means more particularly to a kind of omnipotent breaker three-phase high-current detectors, belong to low-voltage electrical apparatus technological equipment field.Including testing stand and PLC controller, movable detection device is equipped in the testing stand, the omnipotent breaker of slidably stop bit is equipped in the testing stand, the detection device is touched with omnipotent breaker in movable, and the PLC controller control detection device is displaced.With Automatic-clamping, automatic detection function, it is suitable for omnipotent breaker on-line checking, alleviates verification labor intensity of workers.

Description

A kind of omnipotent breaker three-phase high-current detector

Technical field

The utility model relates to a kind of current detection means more particularly to a kind of omnipotent breaker three-phase checking of great current Device belongs to low-voltage electrical apparatus technological equipment field.

Background technique

Three-phase high-current detector is mainly used for checking Reliability of Microprocessor of the breaker under overcurrent condition, usually By three-phase series come wiring, it is upper that electric current flows to: A in this way --- under A=B under --- B upper=C upper --- under C, formula In "=" indicate that busbar is shorted, A phase upper incoming line busbar is indicated on A, indicates outgoing line busbar under A phase under A, i.e., from busbar stream in A phase Enter electric current, is flowed out from outgoing line busbar under C phase, since omnipotent breaker rated operational current is larger, generally 1000A~ 8000A, and passed to when overload measurement greater than rated current, it commonly uses to be flexible coupling and examines transformer output current introducing breaker It surveys, due to being flexible coupling, end busbar need to be fastened with bolt and breaker busbar, and it is very thick very heavy to be flexible coupling, therefore, Gong Renlao Fatigue resistance is very big, and working efficiency is very low.

Utility model content

The utility model mainly solves the deficiencies in the prior art, provides a kind of compact-sized, is applicable to Two cage electric currents of 1000A and 1600A, and be able to satisfy fixed disconnected with a kind of universal of drawer type, the requirement of 3 poles and 4 poles Road device three-phase high-current detector.

Above technical problems of the utility model are mainly solved by the following technical scheme:

A kind of omnipotent breaker three-phase high-current detector, including testing stand and PLC controller, the testing stand In be equipped with movable detection device, the omnipotent breaker of slidably stop bit, the detection are equipped in the testing stand Device is touched with omnipotent breaker in movable, and the PLC controller control detection device is displaced.

Preferably, the detection device includes movable supporting plate, it is disconnected that the intermediate ends of the supporting plate are equipped with simulation Road device incoming-line busbar clamping component, the two sides of the mimic-disconnecting switch incoming-line busbar clamping component are respectively equipped with and simulation open circuit Device incoming-line busbar clamping component is in the corresponding side mimic-disconnecting switch incoming-line busbar clamping component being distributed；

The mimic-disconnecting switch incoming-line busbar clamping component includes under mimic-disconnecting switch upper incoming line busbar, mimic-disconnecting switch Incoming-line busbar, upper incoming line busbar, lower incoming-line busbar, upper junction plate and lower connecting plate, the upper junction plate are equipped with a pair of of phase The mimic-disconnecting switch upper incoming line busbar being spaced apart, the simulation that the bottom of the lower connecting plate is equipped with a pair of spaced distribution are disconnected Incoming-line busbar under the device of road, the mimic-disconnecting switch upper incoming line busbar top are equipped with movable upper incoming line busbar, the mould The lower section of incoming-line busbar is equipped with movable lower incoming-line busbar under quasi- breaker, and the upper junction plate displacement drives simulation open circuit Device upper incoming line busbar and upper incoming line busbar carry out movable clamping, and the lower connecting plate displacement drives inlet wire under mimic-disconnecting switch female Row carries out movable clamping with lower incoming-line busbar；

The mimic-disconnecting switch incoming-line busbar clamping component includes side mimic-disconnecting switch upper incoming line busbar, the quasi- open circuit of side form Incoming-line busbar, side upper junction plate and side lower connecting plate under incoming-line busbar, side upper incoming line busbar, side under device connect on the side Plate is equipped with side mimic-disconnecting switch upper incoming line busbar, and the side lower connecting plate is equipped with incoming-line busbar under the mimic-disconnecting switch of side, The top of the side mimic-disconnecting switch upper incoming line busbar is equipped on the side touched with side mimic-disconnecting switch upper incoming line busbar activity Incoming-line busbar, the lower section of incoming-line busbar is equipped with and touches with incoming-line busbar activity under the mimic-disconnecting switch of side under the side mimic-disconnecting switch Incoming-line busbar under the side connect, the side upper junction plate displacement drive side mimic-disconnecting switch upper incoming line busbar and side upper incoming line busbar Movable clamping is carried out, the side lower connecting plate displacement drives incoming-line busbar under the mimic-disconnecting switch of side to carry out with incoming-line busbar under side Movable clamping；

Incoming-line busbar, side mimic-disconnecting switch upper incoming line are female under the mimic-disconnecting switch upper incoming line busbar, mimic-disconnecting switch Incoming-line busbar is connected with omnipotent breaker respectively under row, side mimic-disconnecting switch；

The omnipotent breaker is located on pallet, and the pallet is displaced along double-speed chain.

Preferably, the upper junction plate, lower connecting plate, side upper junction plate and side lower connecting plate pass through interior effect respectively Cylinder pushes；Connected respectively by transition plates between the upper junction plate and interior active cylinder, between lower connecting plate and interior active cylinder It connects, the interior active cylinder pushes transition plates displacement to drive upper junction plate, lower connecting plate, side upper junction plate, side lower connecting plate It is displaced；

It is fixed respectively by long between the side upper junction plate and interior active cylinder, between side lower connecting plate and interior active cylinder Block connection, the interior active cylinder push long fixed block that side upper junction plate, side lower connecting plate is driven to be displaced；

Incoming-line busbar passes through outer effect respectively under the upper incoming line busbar, lower incoming-line busbar, side upper incoming line busbar and side Cylinder push, between the upper incoming line busbar and outer active cylinder, between lower incoming-line busbar and outer active cylinder, side upper incoming line busbar It is connect respectively by short fixed block between incoming-line busbar and outer active cylinder between outer active cylinder, under side, the outer effect gas Incoming-line busbar is displaced under the short fixed block drive upper incoming line busbar of cylinder promotion, lower incoming-line busbar, side upper incoming line busbar and side.

Preferably, the interior active cylinder, outer active cylinder are in be dislocatedly distributed, between the transition plates and supporting plate, It is slidably connected between long fixed block and supporting plate, between short fixed block and supporting plate by linear guide.

Preferably, being respectively equipped with above the upper junction plate, lower connecting plate, side upper junction plate and side lower connecting plate Epoxy plate, the epoxy plate respectively with upper junction plate, lower connecting plate, side upper junction plate and the interruption-like elasticity of side lower connecting plate Connection, the top of the epoxy plate are quasi- with incoming-line busbar, side form under mimic-disconnecting switch upper incoming line busbar, mimic-disconnecting switch respectively Incoming-line busbar connects under breaker upper incoming line busbar, side mimic-disconnecting switch.

Preferably, being connected between the epoxy plate and upper junction plate, between epoxy plate and lower connecting plate, on epoxy plate and side Between plate, epoxy plate and side lower connecting plate pass through screw respectively and positioned, spring is cased with outside the screw.

Preferably, the left side of the supporting plate is equipped with left servo motor, the right side of the supporting plate is equipped with right servo electricity Machine, the left servo motor drive supporting plate to be displaced by the ballscrew that rolls left, and the right servo motor passes through right ball Screw rod drives supporting plate to be displaced；Left servo motor is fixed with vertical support respectively with right servo motor.

Vertical support is equipped in the testing stand, the top of the vertical support is equipped with vertical servo motor, described Vertical servo motor by pass through vertical ball screw drive supporting plate carry out upper and lower displacement；The bottom of the vertical support is set There is horizontal seat, the horizontal seat carries out length travel by longitudinal cylinder.

Concrete operations sequentially include the following steps:

1., omnipotent breaker through speed line be sent to three-phase checking of great current position:

Omnipotent breaker is pushed into speed chain line after the assembly is completed, with pallet, and pallet is disconnected to universal in the longitudinal direction Road device is equipped with positioning device, after sensor sensing to omnipotent breaker flows into three-phase checking of great current unit, output signal To PLC, after processing, triggering stops latch device to PLC, only stops pallet, and omnipotent breaker is made only to be parked in three-phase checking of great current position It sets；

2. secondary circuit is connected:

Manually probe box is attached in secondary connection group, corresponding contact is accordingly connected；

3. vertical servo motor makes vertical support be parked in vertical direction suitable location: sensor sensing omnipotent breaker item Code, identifies the model and specification of omnipotent breaker, and PLC provides signal, makes vertical servo motor action, drives on vertical support Lower sliding, and stop on suitable position；

4. longitudinal cylinder acts, detection device approaches omnipotent breaker: PLC provides signal, makes longitudinal cylinder piston rod Extension drives horizontal seat close to omnipotent breaker, in place after, omnipotent breaker and detection device keep essence in the longitudinal direction True position；

5. omnipotent breaker left and right directions positions, PLC provides signal, and driving left and right servo motor movement passes through gear The pair ballscrew that makes to roll left moves right, and right ball screw is moved to the left, and makes to be accurately positioned on omnipotent breaker left and right directions；

6. clamping omnipotent breaker inlet-outlet line busbar: PLC provides signal, drives each outer active cylinder of upper and lower side band respectively Incoming-line busbar is mobile to center under dynamic upper incoming line busbar, lower incoming-line busbar, side upper incoming line busbar, side, and gas is acted in upper and lower ends Cylinder drives upper junction plate, lower connecting plate, side upper junction plate, side lower connecting plate mobile to both ends respectively, thus by air circuit breaker Busbar clamps device up and down；

7. automatic detection: omnipotent breaker inlet-outlet line master clamp is next, and sensor output signal is handled through PLC, touching Hair line circle connects big current loop, is respectively connected in series to omnipotent breaker and wants to detect, after the completion of detection, to rejected product, System provides alarm signal, and shows nonconformance on the touchscreen；

8. unclamping omnipotent breaker inlet-outlet line busbar: it clamps with to busbar on the contrary, inside and outside active cylinder counteragent, Unclamp busbar；

9. driving horizontal servo motor, left and right ball screw is retracted；

10. longitudinal cylinder is retracted.

Its structure is such that interior active cylinder and outer active cylinder are all fixed on supporting plate, and cylinder piston end all connects It is connected to short fixed block or long fixed block, linear guide, short fixed block or length are designed between short fixed block, long fixed block and supporting plate Fixed block under the action of the cylinder, can slide along linear guide, and since each phase spacing of breaker is smaller, and contact pressure is larger, need There is interference on cylinder location arranged side by side compared with large-diameter cylinder, therefore, it is necessary to using cylinder dislocation arrangement, since cylinder is living Plug extension bar is longer, and draw ratio reaches 20:1, therefore, is provided with locating piece, avoids strut buckling phenomenon.Make in intermediate B, C phase It need to be arranged in the back side of supporting plate with cylinder, and act on breaker B, C phase in simultaneously with one group of cylinder, transition plates, connecting plate use Steel material guarantees the intensity of cylinder-driven and clamping, and need to use insulating materials with the part of contact, to avoid entire inspection Device electrification is surveyed, being in contact with simulation busbar A is epoxy plate, and soket head cap screw is first screwed into epoxy plate screw hole, and head is sunk to In epoxy plate counterbore, guarantee necessary electric clearance, then compressed spring is penetrated in screw, and screw is passed through into connecting plate, spiral shell Tail portion plain cushion, spring washer, nut check are followed closely, this floating installation preferably solves Insulation Problems, and can ensure that and B, C phase Busbar reliable contacts, active cylinder cylinder diameter is larger in back, it can be ensured that the clamping force of B, C two-phase busbar.

The utility model provides a kind of omnipotent breaker three-phase high-current detector, has Automatic-clamping, automatic inspection Brake is suitable for omnipotent breaker on-line checking, after the device is online, significantly reduces verification labor intensity of workers, because This, it is deep to be liked by plant personnel.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the A-A schematic cross-sectional view of Fig. 1；

Fig. 3 is the schematic perspective view of detection device in the utility model；

Fig. 4 is the structural schematic diagram of detection device in the utility model；

Fig. 5 is the B-B schematic cross-sectional view of Fig. 4；

Fig. 6 is the structural schematic diagram of branch back in the utility model；

Fig. 7 is the C-C schematic cross-sectional view of Fig. 6；

Fig. 8 is the structural schematic diagram of connecting plate and epoxy plate in the utility model；

Fig. 9 is the partial enlargement structural representation of Fig. 4.

Specific embodiment

Below with reference to the embodiments and with reference to the accompanying drawing the technical solutions of the present invention will be further described.

Embodiment 1: as shown, a kind of omnipotent breaker three-phase high-current detector, including testing stand 1 and PLC Controller is equipped with movable detection device 3 in the testing stand 1, is equipped with the ten thousand of slidably stop bit in the testing stand 1 Energy formula breaker 4, the detection device 3 are touched with omnipotent breaker 4 in movable, and the PLC controller controls inspection Device 3 is surveyed to be displaced.

The detection device 3 includes movable supporting plate 5, the intermediate ends of the supporting plate 5 be equipped with mimic-disconnecting switch into The two sides of line busbar clamping component, the mimic-disconnecting switch incoming-line busbar clamping component are respectively equipped with and mimic-disconnecting switch inlet wire Busbar clamping component is in the corresponding side mimic-disconnecting switch incoming-line busbar clamping component being distributed；

The mimic-disconnecting switch incoming-line busbar clamping component includes mimic-disconnecting switch upper incoming line busbar 6, mimic-disconnecting switch Lower incoming-line busbar 7, upper incoming line busbar 8, lower incoming-line busbar 9, upper junction plate 10 and lower connecting plate 11, the upper junction plate 10 It is equipped with the mimic-disconnecting switch upper incoming line busbar 6 of a pair of spaced distribution, the bottom of the lower connecting plate 11 is equipped with a pair of of phase Incoming-line busbar 7 under the mimic-disconnecting switch being spaced apart is equipped with above the mimic-disconnecting switch upper incoming line busbar 6 movable upper Incoming-line busbar 8, the lower section of incoming-line busbar 7 is equipped with movable lower incoming-line busbar 9, the upper company under the mimic-disconnecting switch The displacement of fishplate bar 10 drives mimic-disconnecting switch upper incoming line busbar 6 and upper incoming line busbar 8 to carry out movable clamping, the lower connecting plate 11 displacements drive incoming-line busbar 7 and lower incoming-line busbar 9 under mimic-disconnecting switch to carry out movable clamping；

The mimic-disconnecting switch incoming-line busbar clamping component includes that side mimic-disconnecting switch upper incoming line busbar 12, side form are quasi- disconnected Incoming-line busbar 15, side upper junction plate 16 and side lower connecting plate 17, institute under incoming-line busbar 13, side upper incoming line busbar 14, side under the device of road The side upper junction plate 16 stated is equipped with side mimic-disconnecting switch upper incoming line busbar 12, and the side lower connecting plate 17 is quasi- equipped with side form Incoming-line busbar 13 under breaker, the top of the side mimic-disconnecting switch upper incoming line busbar 12 are equipped with enterprising with side mimic-disconnecting switch The side upper incoming line busbar 14 that 12 activity of line busbar touches, the lower section of incoming-line busbar 13 is equipped with and side under the side mimic-disconnecting switch Incoming-line busbar 15 under the side that 13 activity of incoming-line busbar touches under mimic-disconnecting switch, the displacement of side upper junction plate 16 drive side form Quasi- breaker upper incoming line busbar 12 carries out movable clamping with side upper incoming line busbar 14, and the displacement of side lower connecting plate 17 drives side Incoming-line busbar 13 carries out movable clamping with incoming-line busbar 15 under side under mimic-disconnecting switch；

Incoming-line busbar 7, side mimic-disconnecting switch upper incoming line under the mimic-disconnecting switch upper incoming line busbar 6, mimic-disconnecting switch Incoming-line busbar 13 is connected with omnipotent breaker 4 respectively under busbar 12, side mimic-disconnecting switch；

The omnipotent breaker 4 is located on pallet 18, and the pallet 18 is displaced along double-speed chain 19.

Upper junction plate 10, lower connecting plate 11, side upper junction plate 16 and the side lower connecting plate 17 passes through interior effect respectively Cylinder 20 pushes；Lead to respectively between the upper junction plate 10 and interior active cylinder 20, between lower connecting plate 11 and interior active cylinder 20 The connection of transition plates 21 is crossed, the interior active cylinder 20 pushes the displacement of transition plates 21 to drive upper junction plate 10, lower connecting plate 11, side Upper junction plate 16, side lower connecting plate 17 are displaced；

Distinguish between the side upper junction plate 16 and interior active cylinder 20, between side lower connecting plate 17 and interior active cylinder 20 It is connected by long fixed block 22, the interior active cylinder 20 pushes long fixed block 22 to drive under side upper junction plate 16, side and connects Plate 17 is displaced；

Incoming-line busbar 15 passes through respectively under the upper incoming line busbar 8, lower incoming-line busbar 9, side upper incoming line busbar 14 and side Outer active cylinder 23 pushes, between the upper incoming line busbar 8 and outer active cylinder 23, lower incoming-line busbar 9 and outer active cylinder 23 Between, between side upper incoming line busbar 14 and outer active cylinder 23, under side between incoming-line busbar 15 and outer active cylinder 23 respectively by short solid Determine the connection of block 24, the outer active cylinder 23 pushes short fixed block 24 to drive upper incoming line busbar 8, lower incoming-line busbar 9, side enterprising Incoming-line busbar 15 is displaced under line busbar 14 and side.

The interior active cylinder 20, outer active cylinder 23 are in being dislocatedly distributed, between the transition plates 21 and supporting plate 5, long It is slidably connected between fixed block 22 and supporting plate 5, between short fixed block 24 and supporting plate 5 by linear guide 25.

The upper junction plate 10, lower connecting plate 11, side upper junction plate 16 and side lower connecting plate 17 top be respectively equipped with Epoxy plate 26, the epoxy plate 26 respectively with upper junction plate 10, lower connecting plate 11, side upper junction plate 16 and side lower connecting plate 17 Interruption-like elastic connection, the top of the epoxy plate 26 is respectively and under mimic-disconnecting switch upper incoming line busbar 6, mimic-disconnecting switch Incoming-line busbar 13 connects under incoming-line busbar 7, side mimic-disconnecting switch upper incoming line busbar 12, side mimic-disconnecting switch.

Connect between the epoxy plate 26 and upper junction plate 10, between epoxy plate 26 and lower connecting plate 11, on epoxy plate 26 and side Between fishplate bar 16, epoxy plate 26 and side lower connecting plate 17 positioned respectively by screw 27, spring is cased with outside the screw 27 28。

The left side of the supporting plate 5 is equipped with left servo motor 29, and the right side of the supporting plate 29 is equipped with right servo motor 30, The left servo motor 29 drives supporting plate 5 to be displaced by the ballscrew 31 that rolls left, and the right servo motor 30 passes through the right side Ball screw 32 drives supporting plate 5 to be displaced；

Vertical support 33 is equipped in the testing stand 1, the top of the vertical support 33 is equipped with vertical servo motor 34, the vertical servo motor 34 by vertical ball screw 35 by driving supporting plate 5 to carry out upper and lower displacement；Described hangs down The bottom of allotment seat 33 is equipped with horizontal seat 36, and the horizontal seat 36 carries out length travel by longitudinal cylinder 37.

Claims (7)

1. a kind of omnipotent breaker three-phase high-current detector, it is characterised in that: including testing stand (1) and PLC controller, It is equipped with movable detection device (3) in the testing stand (1), is equipped with the ten thousand of slidably stop bit in the testing stand (1) Energy formula breaker (4), the detection device (3) are touched with omnipotent breaker (4) in movable, the PLC controller Control detection device (3) is displaced.

2. a kind of omnipotent breaker three-phase high-current detector according to claim 1, it is characterised in that: described Detection device (3) includes movable supporting plate (5), and the intermediate ends of the supporting plate (5) are pressed from both sides equipped with mimic-disconnecting switch incoming-line busbar Tight component, the two sides of the mimic-disconnecting switch incoming-line busbar clamping component are respectively equipped with to be clamped with mimic-disconnecting switch incoming-line busbar Component is in the corresponding side mimic-disconnecting switch incoming-line busbar clamping component being distributed；

The mimic-disconnecting switch incoming-line busbar clamping component includes under mimic-disconnecting switch upper incoming line busbar (6), mimic-disconnecting switch Incoming-line busbar (7), upper incoming line busbar (8), lower incoming-line busbar (9), upper junction plate (10) and lower connecting plate (11), the upper company Fishplate bar (10) is equipped with the mimic-disconnecting switch upper incoming line busbar (6) of a pair of spaced distribution, the bottom of the lower connecting plate (11) Portion is equipped with incoming-line busbar (7) under the mimic-disconnecting switch of a pair of spaced distribution, on the mimic-disconnecting switch upper incoming line busbar (6) Side is equipped with movable upper incoming line busbar (8), under the mimic-disconnecting switch lower section of incoming-line busbar (7) be equipped with it is movable under Incoming-line busbar (9), the upper junction plate (10) displacement drive mimic-disconnecting switch upper incoming line busbar (6) and upper incoming line busbar (8) Movable clamping is carried out, the lower connecting plate (11) displacement drives incoming-line busbar (7) and lower incoming-line busbar (9) under mimic-disconnecting switch Carry out movable clamping；

The mimic-disconnecting switch incoming-line busbar clamping component includes side mimic-disconnecting switch upper incoming line busbar (12), the quasi- open circuit of side form Incoming-line busbar (15), side upper junction plate (16) and side lower connecting plate under incoming-line busbar (13), side upper incoming line busbar (14), side under device (17), the side upper junction plate (16) is equipped with side mimic-disconnecting switch upper incoming line busbar (12), the side lower connecting plate (17) it is equipped with incoming-line busbar (13) under the mimic-disconnecting switch of side, is set above the side mimic-disconnecting switch upper incoming line busbar (12) Have with the side upper incoming line busbar (14) that touches of side mimic-disconnecting switch upper incoming line busbar (12) activity, under the side mimic-disconnecting switch The lower section of incoming-line busbar (13) be equipped with incoming-line busbar (15) under the side that touches of incoming-line busbar (13) activity under the mimic-disconnecting switch of side, Side upper junction plate (16) displacement drives side mimic-disconnecting switch upper incoming line busbar (12) and side upper incoming line busbar (14) to carry out Movable clamping, side lower connecting plate (17) displacement drive incoming-line busbar (13) and incoming-line busbar under side under the mimic-disconnecting switch of side (15) movable clamping is carried out；

Incoming-line busbar (7), side mimic-disconnecting switch upper incoming line under the mimic-disconnecting switch upper incoming line busbar (6), mimic-disconnecting switch Incoming-line busbar (13) is connected with omnipotent breaker (4) respectively under busbar (12), side mimic-disconnecting switch；

The omnipotent breaker (4) is located on pallet (18), and the pallet (18) is displaced along double-speed chain (19).

3. a kind of omnipotent breaker three-phase high-current detector according to claim 2, it is characterised in that: described Upper junction plate (10), lower connecting plate (11), side upper junction plate (16) and side lower connecting plate (17) pass through interior active cylinder respectively (20) it pushes；Between the upper junction plate (10) and interior active cylinder (20), between lower connecting plate (11) and interior active cylinder (20) It is connected respectively by transition plates (21), the interior active cylinder (20) pushes transition plates (21) displacement to drive upper junction plate (10), lower connecting plate (11), side upper junction plate (16), side lower connecting plate (17) are displaced；

Divide between the side upper junction plate (16) and interior active cylinder (20), between side lower connecting plate (17) and interior active cylinder (20) Not Tong Guo the connection of long fixed block (22), the interior active cylinder (20) pushes long fixed block (22) to drive side upper junction plate (16), side lower connecting plate (17) is displaced；

Incoming-line busbar (15) is respectively under the upper incoming line busbar (8), lower incoming-line busbar (9), side upper incoming line busbar (14) and side By outer active cylinder (23) push, between the upper incoming line busbar (8) and outer active cylinder (23), lower incoming-line busbar (9) and Between outer active cylinder (23), between side upper incoming line busbar (14) and outer active cylinder (23), incoming-line busbar (15) and outer effect under side It is connected respectively by short fixed block (24) between cylinder (23), the outer active cylinder (23) pushes in short fixed block (24) drive Incoming-line busbar (15) is displaced under incoming-line busbar (8), lower incoming-line busbar (9), side upper incoming line busbar (14) and side.

4. a kind of omnipotent breaker three-phase high-current detector according to claim 3, it is characterised in that: described Interior active cylinder (20), outer active cylinder (23) are in being dislocatedly distributed, between the transition plates (21) and supporting plate (5), long fixed block (22) it is slidably connected between supporting plate (5), between short fixed block (24) and supporting plate (5) by linear guide (25).

5. a kind of omnipotent breaker three-phase high-current detector according to Claims 2 or 3 or 4, it is characterised in that: It is respectively equipped with above the upper junction plate (10), lower connecting plate (11), side upper junction plate (16) and side lower connecting plate (17) Epoxy plate (26), the epoxy plate (26) respectively with upper junction plate (10), lower connecting plate (11), side upper junction plate (16) and side Lower connecting plate (17) interruption-like elastic connection, the top of the epoxy plate (26) respectively with mimic-disconnecting switch upper incoming line busbar (6), incoming-line busbar under incoming-line busbar (7), side mimic-disconnecting switch upper incoming line busbar (12), side mimic-disconnecting switch under mimic-disconnecting switch (13) it connects.

6. a kind of omnipotent breaker three-phase high-current detector according to claim 5, it is characterised in that: described Between epoxy plate (26) and upper junction plate (10), between epoxy plate (26) and lower connecting plate (11), epoxy plate (26) and side upper junction plate (16) between, epoxy plate (26) and side lower connecting plate (17) positioned respectively by screw (27), the screw (27) housing There are spring (28).

7. a kind of omnipotent breaker three-phase high-current detector according to Claims 2 or 3 or 4, it is characterised in that: The left side of the supporting plate (5) is equipped with left servo motor (29), and the right side of the supporting plate (5) is equipped with right servo motor (30), The left servo motor (29) drives supporting plate (5) to be displaced by the ballscrew that rolls left (31), the right servo motor (30) supporting plate (5) are driven to be displaced by right ball screw (32)；

Vertical support (33) are equipped in the testing stand (1), the top of the vertical support (33) is equipped with vertical servo electricity Machine (34), the vertical servo motor (34) by vertical ball screw (35) by driving supporting plate (5) to carry out upper and lower displacement； The bottom of the vertical support (33) be equipped with horizontal seat (36), the horizontal seat (36) by longitudinal cylinder (37) into Row length travel.