CN114062874A - Load insulation test leading-out device for reactor switch cabinet - Google Patents
Load insulation test leading-out device for reactor switch cabinet Download PDFInfo
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- CN114062874A CN114062874A CN202111368491.1A CN202111368491A CN114062874A CN 114062874 A CN114062874 A CN 114062874A CN 202111368491 A CN202111368491 A CN 202111368491A CN 114062874 A CN114062874 A CN 114062874A
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- 238000009413 insulation Methods 0.000 title claims abstract description 92
- 238000012360 testing method Methods 0.000 title claims abstract description 82
- 239000004020 conductor Substances 0.000 claims description 28
- 238000001514 detection method Methods 0.000 claims description 21
- 239000012212 insulator Substances 0.000 claims description 8
- 238000000605 extraction Methods 0.000 claims 5
- 230000005611 electricity Effects 0.000 description 8
- 238000005259 measurement Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 238000012795 verification Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
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- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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- 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
- G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
- G01R31/1227—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials
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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
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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
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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
-
- 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
- G01R1/0416—Connectors, terminals
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/145—Indicating the presence of current or voltage
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- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
- Testing Relating To Insulation (AREA)
Abstract
The invention discloses a load insulation test leading-out device for a reactor switch cabinet, which comprises a fixed box body, a wire outlet side contact arm assembly and an insulation test leading-out assembly, wherein the fixed box body is vertically arranged, and the fixed end of the wire outlet side contact arm assembly is fixedly connected with a first side surface of the fixed box body; the first end of the insulation test leading-out assembly is electrically connected with the outgoing line side contact arm assembly, the second end of the insulation test leading-out assembly is arranged in the accommodating cavity of the fixed box body, and the second side face of the fixed box body is provided with a leading-out port for leading out the second end of the insulation test leading-out assembly; according to the invention, the outgoing line side contact arm component connected with the fixed box body is arranged, is connected with the outgoing line end of the switch return and then is led out through the insulation test leading-out component, so that the insulation test can be carried out on the load end under the condition that a cable chamber of the switch cabinet is not opened, and the operation panel is separated from the switch cabinet, so that the danger is avoided.
Description
Technical Field
The invention relates to the field of detection of switch cabinets of nuclear reactors, in particular to a load insulation test leading-out device for a reactor switch cabinet.
Background
During the use of the nuclear reactor switch cabinet, load insulation testing and bus electricity testing are indispensable operations.
Before power transmission is generally carried out on loads at lower levels of a switch cabinet, insulation resistance measurement can be completed on the spot of the loads or at the switch cabinet, but because partial loads of a reactor are installed in a process room and the frequency of the insulation measurement of the loads is high, in order to reduce unnecessary irradiation of personnel, the insulation measurement is usually carried out at the switch cabinet, and the insulation of the loads and cables can be measured at a cable connection position only by opening a cable chamber of the switch cabinet.
The cable chamber of the KYN28A-12 switch cabinet commonly used in the reactor is located behind the cabinet, a cabinet door of the cable chamber and an earthing switch are mechanically locked, the earthing switch needs to be closed firstly, and the cabinet door of the cable chamber is allowed to be opened, but the cable chamber cabinet door of the KYN28A-12 switch cabinet currently used is of a fixed mounting structure and is fixed with the cabinet body through 6M 16 bolts, the assembly and disassembly are complex, multiple persons are required to cooperate to complete, time and labor are consumed, and the problem that the load insulation test of the reactor 12kV switch cabinet is inconvenient is solved.
And before the cubical switchboard overhauls, generally need use the generating line to test electric handcart and test the electricity to the generating line, but the cubical switchboard tests the electricity frequency low, disposes an electricity dolly alone, both can occupation space, also has the wasting of resources of certain degree.
Disclosure of Invention
The invention aims to solve the technical problems that a reactor load insulation test is inconvenient and a bus needs to be independently tested, and provides a load insulation test leading-out device for a reactor switch cabinet, which solves the problem that the insulation test and the bus test are inconvenient.
The invention is realized by the following technical scheme:
a load insulation test lead out device for a reactor switchgear, comprising:
the fixed box body is vertically arranged, and is provided with a first side surface and a second side surface which are vertically arranged, and an accommodating cavity is formed in the fixed box body;
the wire outlet side contact arm assembly is provided with a fixed end and a detection end, and the fixed end of the wire outlet side contact arm assembly is fixedly connected with the first side face of the fixed box body;
the insulation test leading-out assembly is provided with a first end and a second end, the first end of the insulation test leading-out assembly is electrically connected with the outgoing line side contact arm assembly, the second end of the insulation test leading-out assembly is arranged in the accommodating cavity of the fixed box body, and a leading-out port for leading out the second end of the insulation test leading-out assembly is arranged on the second side face of the fixed box body.
Preferably, the outlet is provided with a cover plate for sealing the outlet, the lower end of the cover plate is rotatably connected with the lower end of the outlet, and the upper end of the cover plate is detachably connected with the upper end of the outlet.
Specifically, the side contact arm subassembly of being qualified for next round of competitions includes:
the three outlet side conductor contacts are respectively contacted with A, B, C three-phase contacts on the outlet side of the switch cabinet;
an insulating support;
and first ends of the three outgoing line side contact arms are respectively and fixedly connected with the three outgoing line side conductor contacts, and second ends of the three outgoing line side contact arms are fixedly connected with the first side surface of the fixed box body through the insulating support.
Further, the side contact arm subassembly of being qualified for next round of competitions still includes:
and the three outgoing line side contact arm insulation covers are respectively sleeved on the three outgoing line side contact arms.
Specifically, the insulation test lead-out assembly includes:
the upper ends of the three vertical guide plates are respectively fixedly connected with the three outgoing line side contact arms;
the first ends of the three transverse guide plates are fixedly connected with the lower ends of the three vertical guide plates respectively;
and the three insulation detection lap joints are respectively and fixedly connected with the second ends of the three transverse guide plates, and the insulation lap joints are fixedly arranged in the accommodating cavities of the fixed box body.
Further, the load insulation test lead-out device further comprises:
the wire inlet side contact arm assembly is provided with a fixed end and a detection end, and the fixed end of the wire inlet side contact arm assembly is fixedly connected with the first side face of the fixed box body;
the voltage detection assembly is fixedly arranged in the accommodating cavity of the fixed box body and is electrically connected with the wire inlet side contact arm assembly;
the wire inlet side contact arm assembly is arranged above the wire outlet side contact arm assembly, and the distance between the wire inlet side contact arm assembly and the wire outlet side contact arm assembly is equal to the distance between a wire inlet end and a wire outlet end of the switch cabinet.
Specifically, the inlet wire side contact arm assembly includes:
the three incoming line side conductor contacts are respectively contacted with A, B, C three-phase contacts on the incoming line side of the switch cabinet;
an insulator;
first ends of the three inlet wire side contact arms are respectively and fixedly connected with the three inlet wire side conductor contacts, and second ends of the three inlet wire side contact arms are respectively and fixedly connected with the first side surface of the fixed box body through the insulator;
and the three wire inlet side contact arm insulation covers are respectively sleeved on the three wire inlet side contact arms.
Specifically, the voltage detection assembly includes:
and the display panel of the electrified display is fixedly arranged on the second side surface of the fixed box body, and the electrified display is electrically connected with the incoming line side contact arm.
Still further, the load insulation test lead-out device further comprises:
and the moving assembly is fixedly connected with the lower end of the fixed box body.
Compared with the prior art, the invention has the following advantages and beneficial effects:
according to the invention, the outgoing line side contact arm component connected with the fixed box body is arranged, is connected with the outgoing line end of the switch return and then is led out through the insulation test leading-out component, so that the insulation test can be carried out on the load end under the condition that a cable chamber of the switch cabinet is not opened, and the operation panel is separated from the switch cabinet, so that the danger is avoided.
Simultaneously through addding inlet wire side contact arm subassembly and voltage detection subassembly for can directly carry out the generating line through this device and test the electricity, need not dispose alone and test the trolley-bus.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the invention and together with the description serve to explain the principles of the invention.
Fig. 1 is a side view of a load insulation test lead-out for a reactor switchgear according to the present invention.
Fig. 2 is a front view of a load insulation test lead-out device for a reactor switchgear according to the present invention.
Reference numerals: 1-fixed box body, 11-leading-out port, 21-leading-out side contact arm, 22-leading-out side conductor contact, 23-insulating support, 31-vertical guide plate, 32-transverse guide plate, 41-leading-in side contact arm, 42-leading-in side conductor contact, 43-insulator and 44-live display.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are for purposes of illustration only and are not to be construed as limitations of the invention.
It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.
In the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
During the use of the KYN28A-12 switch cabinet, load insulation test and bus electricity verification are indispensable operations, and the load insulation test and the bus electricity verification operations are realized through the following embodiments.
Example one
The embodiment is a load insulation test leading-out device for a reactor switch cabinet aiming at load insulation test, and the device comprises a fixed box body 1, a wire outlet side contact arm 21 assembly and an insulation test leading-out assembly.
The fixed box body 1 is vertically arranged, the fixed box body 1 is provided with a first side surface and a second side surface which are vertically arranged, and an accommodating cavity is formed in the fixed box body 1;
the second side of the stationary box 1 is arranged as an operating panel, i.e. in use, an operator is directed against the second side of the stationary box 1 and the first side of the stationary box 1 is directed towards the open switch cabinet.
The accommodating cavity can be used for loading related equipment for insulation test, and can also be used for installing other matched equipment.
The outgoing line side contact arm 21 assembly is provided with a fixed end and a detection end, and the fixed end of the outgoing line side contact arm 21 assembly is fixedly connected with the first side surface of the fixed box body 1;
and (3) contacting the detection end of the outgoing line side contact arm 21 assembly with an outgoing line end needing to be subjected to load insulation test, so that the purpose of leading out the outgoing line end is realized.
The insulation test leading-out assembly is provided with a first end and a second end, the first end of the insulation test leading-out assembly is electrically connected with the outgoing line side contact arm 21 assembly, the second end of the insulation test leading-out assembly is arranged in the accommodating cavity of the fixed box body 1, and the second side face of the fixed box body 1 is provided with a leading-out port 11 used for leading out the second end of the insulation test leading-out assembly.
At this time, because the outgoing line side contact arm 21 assembly is connected with the first side surface of the fixed box body 1, the load insulation test cannot be performed, and the outgoing line side contact arm 21 assembly can be led to the outgoing port 11 through the arrangement of the insulation test leading-out assembly, so that the load insulation test can be realized through the operation at the outgoing port 11.
And because the outlet 11 is arranged on the second side surface of the fixed box body 1, namely the operation panel, an operator does not need to disassemble a rear door (namely a cable chamber) of the switch cabinet, and can carry out load insulation test on the side of the operation panel, so that the process of the load insulation test of the switch cabinet can be simplified, a large amount of time is saved, and the safety of personnel can be ensured.
In addition, in the above method, in order to further improve the safety, a cover plate for closing the outlet 11 is provided at the outlet 11, and the height of the outlet 11 is about 10cm, and the width of the outlet 11 should be able to expose the second end of the insulation test outlet assembly, and the height and width of the cover plate are similar to those of the outlet 11.
The lower extreme of apron and the lower extreme rotatable coupling of drawing forth the mouth 11, can dismantle between the upper end of apron and the upper end of drawing forth the mouth 11 and be connected.
When the insulation test is needed, the cover plate is opened, and the cover plate and the second side of the fixed box body 1 are fixed through screws or buckles, so that convenience and reliability in use are ensured.
And for safety, the distance between the second end of the insulation test leading-out assembly and the cover plate is set to be about 4 cm.
Example two
The present embodiment explains the structure of the assembly of the outlet side contact arm 21, which includes the outlet side conductor contact 22, the insulating support 23, and the outlet side contact arm 21.
The three outlet side conductor contacts 22 are respectively contacted with A, B, C three-phase contacts at the outlet side of the switch cabinet;
first ends of the three outgoing line side contact arms 21 are respectively and fixedly connected with the three outgoing line side conductor contacts 22, and second ends of the three outgoing line side contact arms 21 are respectively and fixedly connected with a first side surface of the fixed box body 1 through an insulating support 23.
The three outgoing line side contact arms 21 are respectively sleeved with the three outgoing line side contact arms 21 through insulating covers.
The first ends of the outgoing line side contact arms 21 are conductor contacts which are respectively used for connecting loads, namely outgoing line side A, B, C three-phase contacts, the second ends of the outgoing line side contact arms 21 are fixed on the first side face of the fixed box body 1 through insulating supports 23, and the periphery of each outgoing line side contact arm 21 is provided with an outgoing line side contact arm 21 insulating cover, so that an insulating protection effect is achieved, the insulating performance of the conductors and the insulating performance of the conductors and mechanical parts of the device can meet the use requirement, and the safety requirements of personnel and equipment for insulation test when the incoming line side contacts are electrified (rated voltage 12kV) can be met.
EXAMPLE III
In this embodiment, the structure of the insulation test lead-out assembly is described, which comprises a vertical guide plate 31, a horizontal guide plate 32 and an insulation test lap joint
The upper ends of the three vertical guide plates 31 are respectively fixedly connected with the three outgoing line side contact arms 21; the first ends of the three transverse guide plates 32 are respectively fixedly connected with the lower ends of the three vertical guide plates 31;
namely, the vertical guide plate 31 and the horizontal guide plate 32 constitute three L-shaped structures.
The three insulation detection lap joints are respectively and fixedly connected with the second ends of the three transverse guide plates 32, and the insulation lap joints are fixedly arranged in the accommodating cavities of the fixed box body 1.
The insulation test leading-out assembly leads out insulation test lap joints to the direction of an operator, the distance between the insulation test lead-out assembly and an operation panel cover plate is about 4cm, a rectangular busbar structure is adopted in a copper conductor terminal test position (insulation test lap joint), a test clamp is convenient to clamp, insulation treatment is adopted in the middle of the insulation test leading-out assembly, and the insulation test can be safely and reliably carried out on a load by utilizing an insulation tester to be connected with the insulation tester after the operation personnel releases residual charges possibly existing in grounding.
Example four
In the above embodiment, load insulation detection is implemented, but before load insulation detection, bus electricity testing is also required, and the load insulation test lead-out device in this embodiment further includes a wire inlet side contact arm 41 component and a voltage detection component.
The inlet wire side contact arm 41 assembly is provided with a fixed end and a detection end, and the fixed end of the inlet wire side contact arm 41 assembly is fixedly connected with the first side surface of the fixed box body 1;
the inlet side contact arm 41 assembly comprises an inlet side conductor contact 42, an insulator 43, an inlet side contact arm 41 and an inlet side contact arm 41 insulation cover
The three incoming line side conductor contacts 42 are respectively contacted with A, B, C three-phase contacts at the incoming line side of the switch cabinet; first ends of the three incoming line side contact arms 41 are respectively and fixedly connected with the three incoming line side conductor contacts 42, and second ends of the three incoming line side contact arms 41 are respectively and fixedly connected with a first side surface of the fixed box body 1 through insulators 43; the three incoming line side contact arms 41 are respectively sleeved with the three incoming line side contact arms 41 through insulating covers.
The structure of the device is similar to that of the outgoing line side contact arm 21 assembly, except that the installation positions of the device are different, the first end of the incoming line side contact arm 41 is a conductor contact which is used for connecting buses, namely an incoming line side A, B, C three-phase contact, the second end of the incoming line side contact arm 41 is fixed on the first side surface of the fixed box body 1 through an insulator 43, and the periphery of each incoming line side contact arm 41 is provided with an incoming line side contact arm 41 insulating cover, so that the insulating protection effect is achieved, and the insulating performance of the conductor and the conductor, and the conductor and a mechanical part of the device can meet the using requirement.
The voltage detection assembly is fixedly arranged in the accommodating cavity of the fixed box body 1 and is electrically connected with the incoming line side contact arm 41 assembly, the voltage detection assembly mainly comprises a charged display 44, a display panel of the charged display is fixedly arranged on the second side face of the fixed box body 1, and the charged display 44 is electrically connected with the incoming line side contact arm 41.
The upper portion of the operation panel is provided with a live display 44, a voltage inductor is arranged inside the operation panel, the live display 44 is connected with the bus through the incoming line side contact arm 41 assembly, the live display 44 can indicate the live condition of the bus, namely the incoming line side A, B, C three-phase conductor, and the corresponding indicator lamp is turned on when the conductor is live.
The size of the fixed box body 1 can be set to be equivalent to the size of a vacuum circuit breaker panel, namely, one electrified display 44 is installed on the upper portion of an operation panel of the fixed box body, the electrified condition of a three-phase conductor on the incoming line side A, B, C can be respectively indicated, and the electrified corresponding indicator lamp of the conductor is lightened.
Therefore, when the incoming line side contact arm 41 assembly and the outgoing line side contact arm 21 assembly are installed, it needs to be ensured that the incoming line side contact arm 41 assembly is arranged above the outgoing line side contact arm 21 assembly, and the distance between the incoming line side contact arm 41 assembly and the outgoing line side contact arm 21 assembly is equal to the distance between the incoming line end and the outgoing line end of the switch cabinet (i.e., corresponding to the bus end and the load end of the vacuum circuit breaker).
EXAMPLE five
In order to conveniently move the load insulation test leading-out device, the load insulation test leading-out device further comprises a moving assembly.
The moving assembly is arranged at the bottom and can move inwards or outwards in the switch cabinet, and the moving assembly is fixedly connected with the lower end of the fixed box body 1.
The mobile assembly device of the present embodiment adopts a handcart type structure, and the handcart structure needs to be matched with a handcart room of a KYN28A-12/31.5 switch cabinet. When the device is in a working position, the incoming line side contact arm 41 assembly and the outgoing line side contact arm 21 assembly are respectively connected with the upper side static contact and the lower side static contact of the circuit breaker in the switch cabinet, and are not connected when in other positions, and the device can be controlled to shake in and out in a handcart room of the switch cabinet through the crank handle control chassis (1).
In the description herein, reference to the description of the terms "one embodiment/mode," "some embodiments/modes," "example," "specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment/mode or example is included in at least one embodiment/mode or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to be the same embodiment/mode or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments/modes or examples. Furthermore, the various embodiments/aspects or examples and features of the various embodiments/aspects or examples described in this specification can be combined and combined by one skilled in the art without conflicting therewith.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
It will be understood by those skilled in the art that the foregoing embodiments are merely for clarity of description and are not intended to limit the scope of the invention. It will be apparent to those skilled in the art that other variations or modifications may be made on the above invention and still be within the scope of the invention.
Claims (9)
1. A load insulation test extraction device for a reactor switch cabinet, comprising:
the fixed box body is vertically arranged, and is provided with a first side surface and a second side surface which are vertically arranged, and an accommodating cavity is formed in the fixed box body;
the wire outlet side contact arm assembly is provided with a fixed end and a detection end, and the fixed end of the wire outlet side contact arm assembly is fixedly connected with the first side face of the fixed box body;
the insulation test leading-out assembly is provided with a first end and a second end, the first end of the insulation test leading-out assembly is electrically connected with the outgoing line side contact arm assembly, the second end of the insulation test leading-out assembly is arranged in the accommodating cavity of the fixed box body, and a leading-out port for leading out the second end of the insulation test leading-out assembly is arranged on the second side face of the fixed box body.
2. The load insulation test leading-out device for the reactor switch cabinet as claimed in claim 1, wherein a cover plate for closing the leading-out port is arranged at the leading-out port, the lower end of the cover plate is rotatably connected with the lower end of the leading-out port, and the upper end of the cover plate is detachably connected with the upper end of the leading-out port.
3. The load insulation test extraction device for the reactor switch cabinet as recited in claim 1, wherein the outlet side contact arm assembly comprises:
the three outlet side conductor contacts are respectively contacted with A, B, C three-phase contacts on the outlet side of the switch cabinet;
an insulating support;
and first ends of the three outgoing line side contact arms are respectively and fixedly connected with the three outgoing line side conductor contacts, and second ends of the three outgoing line side contact arms are fixedly connected with the first side surface of the fixed box body through the insulating support.
4. The load insulation test extraction device for the reactor switch cabinet according to claim 3, wherein the outlet side contact arm assembly further comprises:
and the three outgoing line side contact arm insulation covers are respectively sleeved on the three outgoing line side contact arms.
5. A load insulation test lead-out apparatus for a reactor switchgear according to claim 3, wherein the insulation test lead-out assembly comprises:
the upper ends of the three vertical guide plates are respectively fixedly connected with the three outgoing line side contact arms;
the first ends of the three transverse guide plates are fixedly connected with the lower ends of the three vertical guide plates respectively;
and the three insulation detection lap joints are respectively and fixedly connected with the second ends of the three transverse guide plates, and the insulation lap joints are fixedly arranged in the accommodating cavities of the fixed box body.
6. The load insulation test lead-out device for the reactor switch cabinet as claimed in claim 1, further comprising:
the wire inlet side contact arm assembly is provided with a fixed end and a detection end, and the fixed end of the wire inlet side contact arm assembly is fixedly connected with the first side face of the fixed box body;
the voltage detection assembly is fixedly arranged in the accommodating cavity of the fixed box body and is electrically connected with the wire inlet side contact arm assembly;
the wire inlet side contact arm assembly is arranged above the wire outlet side contact arm assembly, and the distance between the wire inlet side contact arm assembly and the wire outlet side contact arm assembly is equal to the distance between a wire inlet end and a wire outlet end of the switch cabinet.
7. The load insulation test extraction device for the reactor switch cabinet as recited in claim 6, wherein the incoming line side contact arm assembly comprises:
the three incoming line side conductor contacts are respectively contacted with A, B, C three-phase contacts on the incoming line side of the switch cabinet;
an insulator;
first ends of the three inlet wire side contact arms are respectively and fixedly connected with the three inlet wire side conductor contacts, and second ends of the three inlet wire side contact arms are respectively and fixedly connected with the first side surface of the fixed box body through the insulator;
and the three wire inlet side contact arm insulation covers are respectively sleeved on the three wire inlet side contact arms.
8. The load insulation test extraction device for the reactor switch cabinet as recited in claim 7, wherein the voltage detection assembly comprises:
and the display panel of the electrified display is fixedly arranged on the second side surface of the fixed box body, and the electrified display is electrically connected with the incoming line side contact arm.
9. The load insulation test lead-out device for the reactor switch cabinet as claimed in claim 1, further comprising:
and the moving assembly is fixedly connected with the lower end of the fixed box body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111368491.1A CN114062874B (en) | 2021-11-18 | 2021-11-18 | Load insulation test leading-out device for reactor switch cabinet |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111368491.1A CN114062874B (en) | 2021-11-18 | 2021-11-18 | Load insulation test leading-out device for reactor switch cabinet |
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| Publication Number | Publication Date |
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| CN114062874A true CN114062874A (en) | 2022-02-18 |
| CN114062874B CN114062874B (en) | 2024-05-07 |
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| CN103364648A (en) * | 2013-07-17 | 2013-10-23 | 燕开电气股份有限公司 | Nuclear phase device and electroscope used in cooperation with nuclear phase device |
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