CN218213196U - Measure quick electrical connection device of many coils - Google Patents
Measure quick electrical connection device of many coils Download PDFInfo
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- CN218213196U CN218213196U CN202221357309.2U CN202221357309U CN218213196U CN 218213196 U CN218213196 U CN 218213196U CN 202221357309 U CN202221357309 U CN 202221357309U CN 218213196 U CN218213196 U CN 218213196U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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Abstract
The utility model belongs to the technical field of the nuclear power station electrical maintenance, concretely relates to measure quick electrical connection device of multicoil. The utility model comprises a main machine and a connecting part, wherein the main machine comprises a shell, a rotary change-over switch and a manual measuring terminal; the rotary change-over switch is installed inside the shell, the host is connected with the control rod driving mechanism electromagnetic assembly through the connecting part, a manual measuring terminal is connected in parallel on a circuit connected with the rotary change-over switch and the control rod driving mechanism electromagnetic assembly, the manual measuring terminal is reserved, and when manual measurement is needed, a measuring instrument is directly contacted with the terminal for measurement. The utility model discloses can be connected with the electrical equipment of multicoil, adopt the electric parameter measurement of a set of reactor core control rod drive mechanism electromagnetic component to accomplish once connected mode, reduce risks such as radiation and aerial work.
Description
Technical Field
The utility model belongs to the technical field of the nuclear power station electrical maintenance, concretely relates to measure quick electrical connection device of multicoil.
Background
The reactor core control rod driving mechanism of a certain nuclear power station has a large number of control rod driving mechanism, wherein many components need to measure electrical parameters, such as control rod driving mechanism electromagnetic components, position indicators and the like, each control rod driving mechanism electromagnet component has 3 groups of independent coils (as shown in fig. 1), according to the measurement requirement of an electrical test, the electromagnet component needs to measure the direct current resistance value of 3 groups of coils and the line-to-ground insulation resistance value of each group of coils, and other components of the control rod driving mechanism also need to measure the electrical parameters, so the number of the electrical parameters needing to be measured in the work is very large, and each reactor core needs to measure thousands of groups of data once.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a measure quick electrical connection device of multicoil is provided, can couple together with the electrical equipment of multicoil, adopts a connected mode to accomplish the electrical parameter measurement of a set of reactor core control rod actuating mechanism electromagnetic component, reduces risks such as radiation and aerial work.
The utility model adopts the technical proposal that:
a quick electric connection device for measuring multiple coils comprises a host and a connection part, wherein the host comprises a shell, a rotary change-over switch and a manual measuring terminal; the rotary change-over switch is installed inside the shell, the host is connected with the control rod driving mechanism electromagnetic assembly through the connecting part, a manual measuring terminal is connected in parallel on a circuit connected with the rotary change-over switch and the control rod driving mechanism electromagnetic assembly, the manual measuring terminal is reserved, and when manual measurement is needed, a measuring instrument is directly contacted with the terminal for measurement.
The lower part side panel of the shell of the host computer is provided with a first instrument measuring terminal and a second instrument measuring terminal, and the measuring instrument is connected with the quick electrical connection device through the first instrument measuring terminal and the second instrument measuring terminal.
The connecting part comprises a connecting cable and a connecting plug, the connecting plug is arranged at the end part of the connecting cable, the control rod driving mechanism electromagnetic assembly is provided with a connecting socket, and the connecting socket is connected with the connecting plug in a matched mode.
The electromagnetic component of the control rod driving mechanism is internally provided with a first electromagnetic component coil, a second electromagnetic component coil and a third electromagnetic component coil to be tested, and the connecting socket is connected with the first electromagnetic component coil, the second electromagnetic component coil and the third electromagnetic component coil.
The connecting cable is a 7-core cable and is connected with No. 1 to No. 7 terminals of a wiring terminal row of the control rod driving mechanism electromagnetic assembly through a connecting plug and a connecting socket.
The rotary change-over switch is a double-layer multi-gear, wherein the upper layer contact is an A layer, the lower layer contact is a B layer, the on-off of all contacts is controlled by the switching of the rotary handle, the upper layer and the lower layer of the rotary change-over switch are linked with the rotary handle, and the upper layer and the lower layer are simultaneously switched on and off; the upper layer and the lower layer of the rotary change-over switch are respectively provided with 9 contacts, wherein the contact of the layer A is connected with the first instrument measuring terminal, and the contact of the layer B is connected with the second instrument measuring terminal.
The layer A contact 1, the layer A contact 4, the layer B contact 6 and the layer B contact 7 are connected in parallel and then connected with the No. 1 wire of the first electromagnetic assembly coil; the layer A contact 2, the layer B contact 4, the layer B contact 5 and the layer B contact 8 are connected in parallel and then connected with the No. 4 wire of the second electromagnetic assembly coil; the layer A contact 3, the layer A contact 5, the layer A contact 6 and the layer B contact 9 are connected in parallel and then connected with the No. 5 wire of the third electromagnetic assembly coil; the layer A contact 7, the layer A contact 8 and the layer A contact 9 are connected in parallel and then connected with a grounding wire; the B-layer contact 1 is connected with the No. 2 wire of the first electromagnetic assembly coil; the layer B contact 2 is connected with the No. 3 wire of the second electromagnetic assembly coil; the layer B contact 3 is connected to the third electromagnetic assembly coil wire No. 6.
Compared with the prior art, the embodiment of the utility model provides a following beneficial effect has:
(1) The utility model provides a pair of measure quick electrical connection device of multicoil carries out continuous measurement to the coil parameter of needs, need not carry out manual switching table needle again in the measurement process, can the operating time of greatly reduced totality, passes through the cable with the coil of measuration and is connected, is applicable to most of multicoils' electrical equipment measurement, adopts the direct butt joint of plug, reduces measuring error.
(2) The utility model discloses do not need the manual contact of measuring every terminal one by one, but just can continuous measurement electrical parameter after the disposable connection, optimize the time limit for a project, improved work efficiency.
(3) The utility model discloses can effectual reduction total operating time to reduce collective dose and individual dose, and reduce the safety risk in the executive process.
(4) The utility model discloses integrated change over switch continuous measurement and manual port measure two kinds of measuring methods one by one, can also adopt another kind of mode to measure after the deviation has appeared in wherein first mode, improve measuring precision and reliability.
(5) The device of the utility model is light, small and exquisite, and is easy and simple to handle.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1: a wiring diagram of an electromagnet assembly of a reactor core control rod driving mechanism;
FIG. 2 is a schematic diagram: measuring a measurement schematic of a multi-coil quick electrical connection device;
FIG. 3: measuring a multi-coil quick electrical connection device line measurement connection diagram;
FIG. 4 is a schematic view of: a schematic diagram of a double-layer multi-gear rotary switch;
in the figure: 1. an electromagnetic assembly; 2. the electromagnetic component wiring terminal strip; 3. a first electromagnetic assembly coil; 4. a second electromagnetic assembly coil; 5. a third electromagnetic assembly coil; 6. a quick electrical connection device host; 7. a quick electrical connection device connection portion; 8. a quick electrical connection device housing; 9. a connecting plug; 10. connecting a cable; 11. rotating the diverter switch; 12. a manual measurement terminal; 13. a first meter measurement terminal; 14. a second meter measurement terminal; 15. a measuring instrument; 16. a connection socket; 17. provided is a rapid measuring device.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The utility model provides a technical problem: and connecting the electrical equipment with multiple coils, and completing the required electrical parameter measurement in a one-time connection mode.
1) A switching device is determined, which adopts a two-wire system interface and is directly connected with a measuring port of a multifunctional measuring instrument.
2) The quick measuring device for manufacturing the electromagnetic assembly is one set, and a manual measuring interface is also arranged while the switching function is achieved, so that the quick measuring device can be used as a standby measuring and checking port.
3) The direct current resistance and the insulation resistance of the coil can be directly and continuously measured by changing the internal wiring mode of the multi-coil quick measurement electric connection device.
4) The other corresponding measuring devices are manufactured according to the scheme, and are applied to multi-coil equipment such as a position indicator of a control rod driving mechanism and the like.
In this scheme, the measurand object is the control rod drive mechanism electro-magnet subassembly of multicoil, it is shown as table 1 to need the measured parameter, and measuring device does the utility model discloses a quick electrical connection device of multicoil, connecting device has the connecting cable of multicore line, connecting cable's one end is connected with measurand object socket for the plug, connecting cable's the other end and the inside terminal connection of measuring connecting device, it has adopted rotatory change over switch to measure connecting device, pull out rotatory change over switch and can measure according to the measurement requirement of setting for, this measurement connecting device still is equipped with manual measurement terminal, can directly insert measurement terminal with measuring instrument's gauge needle and carry out direct measurement.
Specifically, the method comprises the following steps:
as shown in fig. 1, the control rod drive mechanism electromagnetic assembly to be measured has three independent coils, namely a first electromagnetic assembly coil 3, a second electromagnetic assembly coil 4, and a third electromagnetic assembly coil 5. As shown in table 1, the dc resistance values, the mutual insulation values and the ground insulation values of the first electromagnetic assembly coil 3, the second electromagnetic assembly coil 4 and the third electromagnetic assembly coil 5 are measured as required. The measurement sequence is the direct current resistance values of the first electromagnetic assembly coil 3 in sequence; the direct current resistance value of the second electromagnetic assembly coil 4; the dc resistance value of the third electromagnetic component coil 5; insulation values between the first electromagnetic component coil 3 and the second electromagnetic component coil 4; insulation values between the second electromagnetic assembly coil 4 and the third electromagnetic assembly coil 5; insulation values between the third electromagnetic assembly coil 5 and the first electromagnetic assembly coil 3; the first electromagnetic assembly coil 3 is insulated from ground; the second electromagnetic assembly coil 4 is insulated from ground; the third electromagnetic assembly coil 5 has 9 electrical parameter values such as the insulation to ground value.
TABLE 1 electric parameter table to be measured
As shown in fig. 2, the utility model provides a measure quick electric connection device of many coils, including host computer 6 and connecting portion 7, wherein host computer 6 includes shell 8, rotatory change over switch 11, manual measurement terminal 8 etc. and connecting portion 7 mainly includes connecting cable 10 and connecting plug 9; the lower side panel of the shell 8 of the main machine 6 is provided with a first instrument measuring terminal 13 and a second instrument measuring terminal 14, and a measuring instrument 15 is connected with the quick measuring device through the first instrument measuring terminal 13 and the second instrument measuring terminal 14. A rotary switch 11 is arranged in the fast measurement switching device host 6, as shown in fig. 3, a manual measurement terminal 12 is connected in parallel to a line connecting the rotary switch 11 and the electromagnetic assembly, and is used as a reserved manual measurement terminal, and when manual measurement is needed, a measurement instrument is directly contacted with the terminal 12 for measurement;
the host computer 6 is connected with the control rod drive mechanism electromagnetic assembly through the connecting cable 10, the tip of connecting cable 10 is equipped with connecting plug 9, control rod drive mechanism electromagnetic assembly 1 is equipped with connection socket 16, and connection socket 16 is connected with the cooperation of connecting plug 9, the inside first electromagnetic assembly coil 3, second electromagnetic assembly coil 4, the third electromagnetic assembly coil 5 that awaits measuring that is equipped with of control rod drive mechanism electromagnetic assembly, connection socket 16 and first electromagnetic assembly coil 3, second electromagnetic assembly coil 4, the connection of third electromagnetic assembly coil 5.
The quick electrical connection device connecting cable 10 shown in fig. 2 is a 7-core cable, shown in fig. 3, connected to the terminals 1 to 7 of the magnet assembly terminal block 2 via the connecting plug 9 and the connecting socket 16.
As shown in fig. 4, the rotary switch 11 has two layers and multiple gears, wherein the upper layer contact is a layer a, and the lower layer contact is a layer B. The on-off of all contacts is controlled by the switching of the rotary handle, the upper layer and the lower layer of the rotary switch 11 are linked with the rotary handle, and the upper layer and the lower layer are simultaneously switched on and off. The upper layer and the lower layer of the rotary switch 11 are respectively provided with 9 contacts, wherein, the contact of the layer A is connected with a first instrument measuring terminal 13, and the contact of the layer B is connected with a second instrument measuring terminal 14. As shown in fig. 3, the connection lines of the other parts are that the layer a contact 1, the layer a contact 4, the layer B contact 6 and the layer B contact 7 are connected in parallel and then connected with the line 1 of the first electromagnetic assembly coil 3; the layer A contact 2, the layer B contact 4, the layer B contact 5 and the layer B contact 8 are connected in parallel and then connected with the No. 4 wire of the second electromagnetic assembly coil 4; the layer A contact 3, the layer A contact 5, the layer A contact 6 and the layer B contact 9 are connected in parallel and then connected with the No. 5 wire of the third electromagnetic assembly coil 5; the layer A contact 7, the layer A contact 8 and the layer A contact 9 are connected in parallel and then connected with a grounding wire; the B-layer contact 1 is connected with the No. 2 wire of the first electromagnetic assembly coil 3; the B-layer contact 2 is connected with a No. 3 wire of the second electromagnetic assembly coil 4; the B-layer contact 3 is connected to the No. 6 wire of the third electromagnetic assembly coil 5.
A multi-coil measuring method for an electromagnet assembly of a control rod driving mechanism comprises the following steps:
the method comprises the following steps: referring to fig. 2, the electrical connection device connection plug 9 for fast measurement is connected to the control rod drive mechanism electromagnetic assembly connection socket 16 to be tested, and the stylus of the measuring instrument 15 with insulation and direct current resistance measuring functions is inserted into the first instrument measuring terminal 13 and the second instrument measuring terminal 14 at the other end, respectively, to check the integrity of the line.
The connection of the contact of the rotary switch 11 is connected according to the connection diagram of the rapid measurement switching device in fig. 3, and the direct current resistance measurement steps of the first electromagnetic component coil 3, the second electromagnetic component coil 4 and the third electromagnetic component coil 5 are as follows:
when the measuring instrument is arranged at a direct current resistance gear and the rotary change-over switch 11 is arranged at a 1 position, the direct current resistance value of the first electromagnetic component coil 3 can be measured; when the change-over switch is arranged at 2 position, the direct current resistance value of the second electromagnetic component coil 4 can be obtained; when the change-over switch is arranged at 3 positions, the direct current resistance value of the third electromagnetic assembly coil 5 can be measured;
the measurement operation steps of the insulation resistance among the first electromagnetic assembly coil 3, the second electromagnetic assembly coil 4 and the third electromagnetic assembly coil 5 are as follows, and a measuring instrument is placed in an insulation gear:
when the change-over switch is arranged at 4 positions, the insulation value between the first electromagnetic component coil 3 and the second electromagnetic component coil 4 can be measured; when the change-over switch is placed at 5 positions, the insulation value between the second electromagnetic assembly coil 4 and the third electromagnetic assembly coil 5 can be measured; when the change-over switch is arranged at 6 positions, the insulation value between the first electromagnetic assembly coil 3 and the third electromagnetic assembly coil 5 can be measured;
the operation steps of measuring the insulation resistance to ground of the first electromagnetic assembly coil 3, the second electromagnetic assembly coil 4 and the third electromagnetic assembly coil 5 are as follows, and a measuring instrument is placed in an insulation gear:
when the change-over switch is placed at 7 positions, the insulation value of the first electromagnetic assembly coil 3 to the ground can be measured; when the change-over switch is placed at 8 positions, the insulation value of the second electromagnetic assembly coil 4 to the ground can be measured; when the change-over switch is placed at 9 positions, the insulation value of the third electromagnetic assembly coil 5 to the ground can be measured;
step two: as fig. 2, the utility model discloses still have quick measuring's manual measuring terminal 12 of electric connecting device, as the quick measuring's in fig. 3 electric connecting device line measurement connection diagram, the connecting terminal of first electromagnetic component coil 3, second electromagnetic component coil 4, third electromagnetic component coil 5 has been connected to respectively on the manual measuring terminal, when method error is great or can't measure, insert manual measuring hole 12 respectively with the measuring instrument table needle, measure the direct current resistance value of first electromagnetic component coil 3, second electromagnetic component coil 4, third electromagnetic component coil 5 one by one, insulation value between each other and insulation value to ground.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. A quick electrical connection device for measuring multiple coils, comprising: the device comprises a host (6) and a connecting part (7), wherein the host (6) comprises a shell (8), a rotary change-over switch (11) and a manual measuring terminal (12); the rotary switch (11) is installed inside the shell (8), the host (6) is connected with the control rod driving mechanism electromagnetic assembly (1) through the connecting part (7), the manual measuring terminal (12) is connected in parallel on a circuit where the rotary switch (11) is connected with the control rod driving mechanism electromagnetic assembly (1) and is used for reserving the manual measuring terminal, and when manual measurement is needed, a measuring instrument is directly contacted with the terminal (12) for measurement.
2. A quick electrical connection device for measuring multiple coils, as claimed in claim 1, wherein: the lower side panel of the shell (8) of the host (6) is provided with a first instrument measuring terminal (13) and a second instrument measuring terminal (14), and the measuring instrument (15) is connected with the quick electrical connection device through the first instrument measuring terminal (13) and the second instrument measuring terminal (14).
3. A quick electrical connection device for measuring multiple coils, as claimed in claim 2, wherein: the connecting part (7) comprises a connecting cable (10) and a connecting plug (9), the connecting plug (9) is arranged at the end part of the connecting cable (10), the control rod driving mechanism electromagnetic assembly (1) is provided with a connecting socket (16), and the connecting socket (16) is connected with the connecting plug (9) in a matched mode.
4. A quick electrical connection device for measuring multiple coils, as claimed in claim 3, wherein: the control rod driving mechanism electromagnetic assembly comprises a control rod driving mechanism electromagnetic assembly (1), and is characterized in that a first electromagnetic assembly coil (3), a second electromagnetic assembly coil (4) and a third electromagnetic assembly coil (5) to be tested are arranged in the control rod driving mechanism electromagnetic assembly (1), and a connecting socket (16) is connected with the first electromagnetic assembly coil (3), the second electromagnetic assembly coil (4) and the third electromagnetic assembly coil (5).
5. A quick electrical connection device for measuring multiple coils, as claimed in claim 4, wherein: the connecting cable (10) is a 7-core cable and is connected with No. 1 to No. 7 terminals of a connecting terminal row (2) of the control rod driving mechanism electromagnetic assembly (1) through a connecting plug (9) and a connecting socket (16).
6. A quick electrical connection device for measuring multiple coils, as claimed in claim 5, wherein: the rotary change-over switch (11) is a double-layer multi-gear, wherein the upper layer contact is the layer A, the lower layer contact is the layer B, the on-off of all contacts is controlled by the switching of the rotary handle, the upper layer and the lower layer of the rotary change-over switch (11) are linked with the rotary handle, and the upper layer and the lower layer are simultaneously switched on and off; the upper layer and the lower layer of the rotary change-over switch (11) are respectively provided with 9 contacts, wherein the contact of the layer A is connected with a first instrument measuring terminal (13), and the contact of the layer B is connected with a second instrument measuring terminal (14).
7. A quick electrical connection device for measuring multiple coils, as claimed in claim 6, wherein: the layer A contact 1, the layer A contact 4, the layer B contact 6 and the layer B contact 7 are connected in parallel and then connected with the No. 1 wire of the first electromagnetic assembly coil (3); the layer A contact 2, the layer B contact 4, the layer B contact 5 and the layer B contact 8 are connected in parallel and then connected with a No. 4 wire of a second electromagnetic assembly coil (4); the layer A contact 3, the layer A contact 5, the layer A contact 6 and the layer B contact 9 are connected in parallel and then connected with a No. 5 wire of a third electromagnetic assembly coil (5); the layer A contact 7, the layer A contact 8 and the layer A contact 9 are connected in parallel and then connected with a grounding wire; the B-layer contact 1 is connected with a No. 2 wire of a first electromagnetic assembly coil (3); the layer B contact 2 is connected with a No. 3 wire of a second electromagnetic assembly coil (4); the layer B contact 3 is connected with the No. 6 wire of the third electromagnetic assembly coil (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221357309.2U CN218213196U (en) | 2022-06-01 | 2022-06-01 | Measure quick electrical connection device of many coils |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221357309.2U CN218213196U (en) | 2022-06-01 | 2022-06-01 | Measure quick electrical connection device of many coils |
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| Publication Number | Publication Date |
|---|---|
| CN218213196U true CN218213196U (en) | 2023-01-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221357309.2U Active CN218213196U (en) | 2022-06-01 | 2022-06-01 | Measure quick electrical connection device of many coils |
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| CN (1) | CN218213196U (en) |
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2022
- 2022-06-01 CN CN202221357309.2U patent/CN218213196U/en active Active
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