CN209088403U - The disk insulator of Cubicle Gas-Insulated Switchgear and live detection function - Google Patents
The disk insulator of Cubicle Gas-Insulated Switchgear and live detection function Download PDFInfo
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- CN209088403U CN209088403U CN201822196957.4U CN201822196957U CN209088403U CN 209088403 U CN209088403 U CN 209088403U CN 201822196957 U CN201822196957 U CN 201822196957U CN 209088403 U CN209088403 U CN 209088403U
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Abstract
The utility model discloses a kind of Cubicle Gas-Insulated Switchgear and the disk insulator of live detection function, the disk insulator of live detection function includes: outer ring flange and the insulator that is fixed on inside the outer ring flange；At least one conductor pin inside the insulator, the length direction of the conductor pin are parallel to the axial direction of the outer ring flange；With the conductor pin at least one set of live detection component correspondingly, the live detection component includes the inductive probe being electrically connected with the induction metalwork of conductor pin interval pre-determined distance and one end with the induction metalwork, the induction metalwork generates current signal inside the insulator and in conductor pin electrification, and the other end of the inductive probe is for exporting the current signal.The structure design of the disk insulator of the live detection function can efficiently solve fitted outside measuring device with electricity and need to open up the problem of mounting hole influences leakproofness.
Description
Technical field
The utility model relates to technical field of power systems, open more specifically to one kind is gas-insulated metal-enclosed
Close the disk insulator of equipment and live detection function.
Background technique
Cubicle Gas-Insulated Switchgear (GIS, GAS insulated SWITCHGEAR) includes breaker, isolation
The components such as switch, earthing switch, mutual inductor, arrester, bus, connector and outlet terminal.SF is used inside GIS6Gas is made
For insulation and arc-extinguishing medium, because to have the characteristics that occupied area small, totally-enclosed for it, and it is widely used in substations at different levels.
Whether high voltage display device charges for detection and display switch equipment, has live locking and electrification display
Fault diagnosis functions are widely used in electric system.It can provide monitored place's major loop for operation and service personnel
The information of electriferous state, while the use for cooperating electroscope etc., can effectively prevent the maloperation of electrical equipment, ensure person peace
Entirely.
The safe and stable operation of GIS device play the role of to power grid it is vital, so be rationally arranged in GIS device
Charged display device is especially necessary.Main circuit voltage of GIS device and electric current are all higher, are not easy directly to measure, generally use
Capacitor induction type charged display device.
As shown in Figure 1, GIS device generallys use capacitor induction type charged display device 01 at present, by sensing unit, control
The part such as unit, display unit and interlocking signal output unit processed forms.High voltage electric field signal is transformed by sensing unit
The millivolt small signal of step voltage, control unit judge whether high pressure part is charged according to the size of the small signal of input, and display is single
Member and interlocking signal output unit, which are typically grouped together, to be mounted in convergence control cabinet on the spot, is provided alarm signal and is realized that equipment connects
Lock.01 sensing unit of charged display device is typically mounted on GIS device shell, by the way that dedicated hand hole is arranged in shell, will be passed
Sense unit is first fixed on cover board, then passes through cover board and shell hand hole flanged joint.Primary side terminal board is installed on the outside of cover board, it is real
The now transmitting of signal and the sealing with GIS shell.
However, above-mentioned GIS device uses exterior mode with charged display device sensing unit, need to increase in GIS device shell
Add installation interface.For the three-phase combined type structure that current 126kV voltage class GIS device generallys use, Yao Shixian three-phase
Live monitoring just must be arranged an electrification in each phase and show installing port.At the same time, when charged display device sensing unit
It must need additionally to carry out non-standard de-sign to the shell of corresponding position when GIS device different location is arranged.In addition, fitted outside passes
Sense unit is mounted on GIS device shell by cover board, must will increase sealing surface quantity, and then introduce sealing, waterproof and dustproof
Equal performance requirements.For existing GIS device, inside is normally filled with the SF of 0.4MPa~0.6MPa6Gas is as insulation and arc extinguishing
Medium.The quantity of sealing surface should be reduced as far as possible to guarantee sealing performance, and then keep gas inside GIS device under long-term working conditions
The stabilization of pressure ensures that GIS device operates normally.The universal higher cost of the charged display device of above-mentioned form, number of elements is more,
It need to separately be installed with GIS device, and matching requirements are higher.
Asking for leakproofness is influenced in conclusion how to efficiently solve fitted outside measuring device with electricity and need to open up mounting hole
Topic, is current those skilled in the art's urgent problem.
Utility model content
In view of this, first of the utility model is designed to provide a kind of disk insulator of live detection function,
The structure design of the disk insulator of the live detection function can efficiently solve fitted outside measuring device with electricity needs and open up
Mounting hole influences the problem of leakproofness, and second purpose of the utility model is to provide a kind of including above-mentioned live detection function
The Cubicle Gas-Insulated Switchgear of disk insulator.
In order to reach above-mentioned first purpose, the utility model is provided the following technical solutions:
A kind of disk insulator of live detection function, comprising:
Outer ring flange and the insulator being fixed on inside the outer ring flange；
At least one conductor pin inside the insulator, the length direction of the conductor pin are parallel to the outer ring
The axial direction of flange；
With the conductor pin at least one set of live detection component correspondingly, the live detection component include with it is described
The inductive probe that the induction metalwork of conductor pin interval pre-determined distance and one end are electrically connected with the induction metalwork, the induction
Metalwork generates current signal, the other end of the inductive probe inside the insulator and in conductor pin electrification
For the current signal to be exported.
Preferably, in the disk insulator of above-mentioned live detection function, the induction metalwork is wire, the electrification
Detection components further include metal otter board, and the wire is fixed on the metal otter board, one end of the inductive probe and institute
State metal otter board electrical connection.
Preferably, in the disk insulator of above-mentioned live detection function, the insulator is fixed on by way of casting
Inside the outer ring flange, and the conductor pin, wire, metal otter board and inductive probe by way of casting with it is described
Insulator forms one.
Preferably, it in the disk insulator of above-mentioned live detection function, is provided on the inner wall of the outer ring flange multiple
Circumferentially distributed groove.
Preferably, in the disk insulator of above-mentioned live detection function, the wire is curved metal silk, and its concave side
Towards the conductor pin；
The metal otter board is arc web plate, and its concave side is towards the conductor pin.
Preferably, in the disk insulator of above-mentioned live detection function, the other end of the inductive probe and the insulation
The flush with outer surface of body, and the other end of the inductive probe is provided with hickey, for another with the inductive probe
The connector of the cable of electrical connection is held to be provided with threaded connection column.
Preferably, in the disk insulator of above-mentioned live detection function, it is additionally provided with insulation sleeve on the outer ring flange, institute
Insulation sleeve is stated for the inductive probe, cable to be isolated with the outer ring flange.
Preferably, in the disk insulator of above-mentioned live detection function, it is additionally provided with terminal box on the outer ring flange, institute
It states terminal box and is provide with the inductive probe and insulation sleeve.
Preferably, in the disk insulator of above-mentioned live detection function, the quantity of the conductor pin is three and same
It is uniformly distributed on circumference.
A kind of Cubicle Gas-Insulated Switchgear, the disk including the live detection function as described in any one of above-mentioned
Formula insulator.
The quantity of live detection component and the quantity of conductor pin are identical, and at least one set of live detection component and at least one
A conductor pin corresponds.Above-mentioned live detection component includes induction metalwork and inductive probe.Wherein, incude metalwork and lead
The setting of scapus interval pre-determined distance, and metal induction pieces are between conductor pin and outer ring flange.Metal induction pieces are away from outer ring
The minimum range of flange is less than minimum range of the conductor pin away from outer ring flange.I.e. metal induction pieces be located at conductor pin away from outer ring
The side of the axis of flange.
The both ends of inductive probe are respectively first end and second end, and first end and the induction metalwork of inductive probe are electrically connected
It connects, it should be noted that can directly be electrically connected can also be with Indirect Electro between the first end of inductive probe and induction metalwork at this
Connection.Above-mentioned indirect electrical connection, which refers to, to be electrically connected between the first end of inductive probe and induction metalwork by the realization of other conductors
It connects.Metalwork is incuded inside insulator, and is incuded metalwork and be fixedly connected with insulator.When conductor pin electrification, sense
It answers and generates current signal inside metalwork, current signal is transferred to inductive probe, and the second end of inductive probe is used for above-mentioned electricity
Flow signal output.
Using live detection function provided by the above embodiment disk insulator when, disk insulator is fixedly mounted on
Cubicle Gas-Insulated Switchgear, and the Primary Conductor of Cubicle Gas-Insulated Switchgear is electrically connected with conductor pin
It connects, conductor pin becomes the major loop conductive carrier of Cubicle Gas-Insulated Switchgear at this time.When gas-insulated metal-enclosed
When switchgear charging operation, conductor pin carries high voltage and high current, and the voltage in conductor pin changes so that conductor pin
The magnetic field of surrounding changes, and generates current signal inside the induction metalwork being now in the magnetic field around conductor pin.On
It states current signal and is transferred to inductive probe, and the second end output of the sensed probe of above-mentioned current signal.Further, above-mentioned
Current signal can be exported to the display device of Cubicle Gas-Insulated Switchgear, and display device receives above-mentioned current signal
After shown, to illustrate that the Primary Conductor of Cubicle Gas-Insulated Switchgear is in electriferous state.When gas-insulated gold
When belonging to sealing switch equipment without electricity operation, current signal will not then be generated inside metalwork by incuding.
In above-described embodiment, it is only necessary to by cable or other conductor parts by the second end and gas-insulated of inductive probe
It is connected between the display device of metal enclosed switchgear itself, to realize in Cubicle Gas-Insulated Switchgear itself
Current signal is shown in display device, the Primary Conductor for further relating to Cubicle Gas-Insulated Switchgear is in electrification shape
State.Certainly, current signal will not be generated if incuding inside metalwork, current signal is not shown in display device, then illustrates gas
The Primary Conductor of body insulated metal closed switch equipment is in non-charged state.It follows that not needing in the embodiment in gas
Mounting hole is opened up on the shell of body insulated metal closed switch equipment, and then is avoided influence gas-insulated metal enclosed switchgear and set
The leakproofness of standby shell.Moreover, three-phase live detection is not needed by each phase, an electrification display installing port is arranged, it can
To show the current signal of three-phase detection in the display device of Cubicle Gas-Insulated Switchgear itself, avoid externally
Shell additionally carries out non-standard de-sign.In addition, using the disk insulator of live detection function provided by the utility model, it is not necessary to additional
Capacitor induction type charged display device is installed, number of elements is less, and cost is relatively low.
In order to reach above-mentioned second purpose, the utility model additionally provides a kind of gas-insulated metal enclosed switchgear and sets
Standby, which includes the disk insulator of any of the above-described kind of live detection function.Due to above-mentioned
The disk insulator of live detection function have above-mentioned technique effect, the gas of the disk insulator with the live detection function
Body insulated metal closed switch equipment should also have corresponding technical effect.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the schematic diagram that GIS device in the prior art installs capacitor induction type charged display device；
Fig. 2 is the main view of the disk insulator of live detection function provided by the embodiment of the utility model；
Fig. 3 is the side view of the disk insulator of live detection function provided by the embodiment of the utility model；
Fig. 4 is the partial sectional view of the disk insulator of live detection function provided by the embodiment of the utility model；
Fig. 5 is the partial enlarged view in Fig. 4；
Fig. 6 is the partial sectional view of the disk insulator side of live detection function provided by the embodiment of the utility model.
In Fig. 1:
01- charged display device；
In Fig. 2-Fig. 6:
1- conductor pin, 2- insulator, 3- outer ring flange, 4- terminal box, 5- inductive probe, 6- insulation sleeve, 7- wire, 8-
Metal otter board.
Specific embodiment
First of the utility model is designed to provide a kind of disk insulator of live detection function, the live detection
The structure design of the disk insulator of function can efficiently solve fitted outside measuring device with electricity and need to open up mounting hole influence
The problem of leakproofness, second purpose of the utility model are to provide a kind of disk insulator including above-mentioned live detection function
Cubicle Gas-Insulated Switchgear.
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", " left side " and " right side "
The orientation or positional relationship of equal instructions is to be based on the orientation or positional relationship shown in the drawings, and being merely for convenience of description, this is practical new
Type and simplified description, rather than the position of indication or suggestion meaning or element must have particular orientation, with specific orientation structure
At and operation, therefore should not be understood as the limitation of the utility model.In addition, term " first ", " second " are used for description purposes only,
It is not understood to indicate or imply relative importance.
Fig. 1-Fig. 6 is please referred to, the disk insulator of live detection function provided by the embodiment of the utility model, which removes, has disk
The function whether detection part charges is also equipped with outside the function of formula insulator itself.The disk insulator of above-mentioned live detection function
Including outer ring flange 3, insulator 2, at least one conductor pin 1 and at least one set of live detection component.
Wherein, insulator 2 is fixed on inside outer ring flange 3, i.e., insulator 2 is whole cylindric in class, and insulator 2 is filled in
The inside of outer ring flange 3.Guide post body is inside insulator 2, and guide post body and insulator 2 are relatively fixed.The length of conductor pin 1
Degree is oriented parallel to the axial setting of outer ring flange 3, wherein being electrically connected for the ease of guide post body with other components, the length of guide post body
Degree can be greater than the axial length of outer ring flange 3, i.e., the both ends end face that outer ring flange 3 is protruded at the both ends of conductor pin 1 is arranged.
The quantity of live detection component is identical as the quantity of conductor pin 1, and at least one set of live detection component at least
One conductor pin 1 corresponds.Above-mentioned live detection component includes induction metalwork and inductive probe 5.Wherein, incude metalwork
It is spaced pre-determined distance setting with conductor pin 1, and metal induction pieces are between conductor pin 1 and outer ring flange 3.Metal induction pieces
Minimum range away from outer ring flange 3 is less than minimum range of the conductor pin 1 away from outer ring flange 3.I.e. metal induction pieces are located at conductor pin 1
The axis away from outer ring flange 3 side.
The both ends of inductive probe 5 are respectively first end and second end, and first end and the induction metalwork of inductive probe 5 are electrically connected
It connects, it should be noted that can be directly electrically connected or indirect between the first end of inductive probe 5 and induction metalwork at this
Electrical connection.Above-mentioned indirect electrical connection, which refers to, realizes electricity by other conductors between the first end of inductive probe 5 and induction metalwork
Connection.Metalwork is incuded inside insulator 2, and is incuded metalwork and be fixedly connected with insulator 2.When conductor pin 1 charges
When, induction metalwork inside generates current signal, and current signal is transferred to inductive probe 5, and the second end of inductive probe 5 is used for will
Above-mentioned current signal output.
Using live detection function provided by the above embodiment disk insulator when, disk insulator is fixedly mounted on
Cubicle Gas-Insulated Switchgear, and the Primary Conductor of Cubicle Gas-Insulated Switchgear and conductor pin 1 is electric
Connection, conductor pin 1 becomes the major loop conductive carrier of Cubicle Gas-Insulated Switchgear at this time.When gas-insulated metal seals
When equipment live operation is closed in make and break, conductor pin 1 carries high voltage and high current, and the voltage in conductor pin 1 changes so that leading
Magnetic field around scapus 1 changes, and electric current letter is generated inside the induction metalwork being now in the magnetic field around conductor pin 1
Number.Above-mentioned current signal is transferred to inductive probe 5, and the second end output of the sensed probe 5 of above-mentioned current signal.Further
Ground, above-mentioned current signal can be exported to the display device of Cubicle Gas-Insulated Switchgear, and display device receives above-mentioned
It is shown after current signal, to illustrate that the Primary Conductor of Cubicle Gas-Insulated Switchgear is in electriferous state.Work as gas
When body insulated metal closed switch equipment is without electricity operation, current signal will not then be generated inside metalwork by incuding.
In above-described embodiment, it is only necessary to by cable or other conductor parts that the second end of inductive probe 5 and gas is exhausted
It is connected between the display device of edge metal enclosed switchgear itself, to realize in Cubicle Gas-Insulated Switchgear itself
Display device on show current signal, further relate to Cubicle Gas-Insulated Switchgear Primary Conductor be in electrification shape
State.Certainly, current signal will not be generated if incuding inside metalwork, current signal is not shown in display device, then illustrates gas
The Primary Conductor of body insulated metal closed switch equipment is in non-charged state.It follows that not needing in the embodiment in gas
Mounting hole is opened up on the shell of body insulated metal closed switch equipment, and then is avoided influence gas-insulated metal enclosed switchgear and set
The leakproofness of standby shell.Moreover, three-phase live detection is not needed by each phase, an electrification display installing port is arranged, it can
To show the current signal of three-phase detection in the display device of Cubicle Gas-Insulated Switchgear itself, avoid externally
Shell additionally carries out non-standard de-sign.In addition, using the disk insulator of live detection function provided by the utility model, it is not necessary to additional
Capacitor induction type charged display device is installed, number of elements is less, and cost is relatively low.
Above-mentioned outer ring flange 3 is disc, and threaded hole, Cubicle Gas-Insulated Switchgear is arranged on outer ring flange 3
Shell on stud is set, will be outside disk insulator and Cubicle Gas-Insulated Switchgear by stud and threaded hole cooperation
Shell is fixedly connected.
In one embodiment, induction metalwork can be wire 7, and above-mentioned live detection component further includes metal mesh
Plate 8, wire 7 are fixed on metal otter board 8, and the first end of inductive probe 5 is electrically connected with metal otter board 8.At this wire 7 with
It is to be electrically connected between the first end of inductive probe 5 indirectly, i.e., passes through metal mesh between wire 7 and the first end of inductive probe 5
Plate 8 realizes electrical connection.When being made whether live detection, when carrying voltage and current in conductor pin 1, generated inside wire 7
Current signal, current signal reach inductive probe 5 through metal otter board 8.In the embodiment, realized by metal otter board 8 to metal
The fixation of silk 7, easily facilitates trim designs.
Further, insulator 2 can be fixed on inside outer ring flange 3 by way of casting, and conductor pin 1, gold
Belong to silk 7, metal otter board 8 and inductive probe 5 and forms one with insulator 2 by way of casting.Before being poured, it will lead
Scapus 1, wire 7, metal otter board 8 and inductive probe 5 are fixed relative to outer ring flange 3, and then casting forms insulator 2,
Conductor pin 1, wire while to realize conductor pin 1, wire 7, metal otter board 8 and inductive probe 5 embedded in 2 inside of insulator
7, metal otter board 8 and inductive probe 5 and insulator 2 form one, while insulator 2 and outer ring flange 3 form one.
Wherein, the filler of casting insulated body 2 can add AL using epoxy resin2O3It is made, wherein epoxy resin and AL2O3
Ratio can sets itself according to actual needs.Outer ring flange 3 can use cast aluminium material, and the profile arithmetic of mounting surface is flat
Equal deviation is not more than 6.3 μm.
The diameter of wire 7 can be φ 1mm, and the diameter of certain wire 7 can also be other numerical value, not limit herein
It is fixed.Metal otter board 8 can be steel net plate, and its standard is 20 mesh.
In order to guarantee being reliably connected for casting, can be set on the inner wall of outer ring flange 3 multiple circumferentially distributed recessed
Slot, so set, the protrusion of insulator 2 part and the cooperation of above-mentioned groove of moulding by casting, and then ensure that insulator 2 and outer ring
Being reliably connected between flange 3.Certainly, multiple grooves can be circumferentially uniformly distributed along the inner wall of outer ring flange 3, not limited herein
It is fixed.
Metal otter board 8 and the first end of inductive probe 5 can be fixed together by soldering.Specifically, metal mesh
The convex surface of plate 8 and the first end of inductive probe 5 are fixed together by soldering.It can also between wire 7 and metal otter board 8
To be fixed together by soldering.
Preferably, above-mentioned wire 7 is curved metal silk, and the concave side of curved metal silk is towards conductor pin 1.Equally
Ground, metal otter board 8 is arc web plate, and the concave side of arc web plate is towards conductor pin 1.So set, make curved metal silk with
1 outer surface of conductor pin is more agreed with, while being avoided and being generated stress inside the insulator 2 of moulding by casting and concentrate.
In another embodiment, the flush with outer surface of the second end of inductive probe 5 and insulator 2, and inductive probe 5
Second end is provided with hickey, and the connector of the cable for being electrically connected with the second end of inductive probe 5 is provided with threaded connection
Column.It is provided with threaded connection column on the connector of cable, column will be threadedly coupled and the hickey of the second end of inductive probe 5 is matched
It closes, to realize the electrical connection between cable and inductive probe 5.To guarantee electrical connection, above-mentioned threaded connection column should be metal column.
Certainly, it can also realize and be electrically connected otherwise between the second end of inductive probe 5 and the connector of cable, for example induction is visited
Clamping etc., is not limited thereto between first 5 second end and the connector of cable.
Inductive probe 5 is cylindrical structure, and the middle part setting many places protrusion of inductive probe 5, many places protrusion can play
The effect of firm position, the altering along itself axial direction caused by preventing inductive probe 5 in insulator 2 because of thermal expansivity difference
It is dynamic.
Further, outer ring flange 3 influences being electrically connected between the second end of inductive probe 5 and the connector of cable in order to prevent
It connects, in above-described embodiment, insulation sleeve 6 can also be additionally provided on outer ring flange 3, the outer wall of insulation sleeve 6 and outer ring flange 3 are solid
Fixed connection, the second end of inductive probe 5 and the connector of cable are located at the inside of insulation sleeve 6, and so realizing insulation sleeve 6 will incude
Probe 5, cable are isolated with outer ring flange 3.Insulation sleeve 6 guarantees outer ring flange 3 and Cubicle Gas-Insulated Switchgear
Shell is in ground potential in Cubicle Gas-Insulated Switchgear charging operation.Insulation sleeve 6 can pass through with outer ring flange 3
It is threadedly coupled, is provided with external screw thread on the outer wall of insulation sleeve 6, internal thread hole, insulation sleeve 6 and outer ring are provided on outer ring flange 3
Flange 3, which screws, then to be contacted with inductive probe 5.
Insulation sleeve 6 can specifically use glass-fiber reinforced nylon material, be not specifically limited herein.
For the ease of the end of fixed cable, the connector of cable and the second end of inductive probe 5, above-mentioned live detection are protected
Terminal box 4 is additionally provided on the outer ring flange 3 of the disk insulator of function, terminal box 4 is provide with inductive probe 5 and insulation sleeve 6, together
When cable connector also be located inside terminal box 4.
For the ease of link box 4, fitting plane can be set on the outer wall of outer ring flange 3, terminal box 4 is directly solid
It is scheduled in above-mentioned fitting plane.Specifically, the bottom surface of terminal box 4 and the fitting plane of outer ring flange 3 are connected by screw to, wiring
The top surface of box 4 is fixedly connected by nipple with the metal hose of cable.
The metal joint for fixing external cable protective hose can be set in terminal box 4, prevent cable stress with
Inductive probe 5 is detached from, while plaing a part of to seal water proof and dust proof.Terminal box 4 can use aluminium material.
In addition, general gas flow insulated metal closed switch equipment is three-phase combined type structure, the quantity of such conductor pin 1 is
Three, and three conductor pins 1 are uniformly distributed on the same circumference.Such three conductor pins 1 are three-phase in disk insulator
Structure, the central axis of three-phase conductor column 1 is located on identical graduation circle relative to the axle center of outer ring flange 3 to be evenly arranged, and respectively
A, B, C phase sequence in correspondence system.That is axis of the central axis of three-phase conductor column 1 away from outer ring flange 3 is equidistant.
Certainly, the quantity of above-mentioned conductor pin 1 may be one according to the actual situation, be not limited thereto.
It should be noted that the disk insulator for the live detection function that the utility model provides can be also used for detecting it
The electriferous state of its component, is not specifically limited herein.
The disk insulator for the live detection function of providing in based on the above embodiment, the utility model additionally provide one kind
Cubicle Gas-Insulated Switchgear, the Cubicle Gas-Insulated Switchgear include any one band in above-described embodiment
The disk insulator of electric-examination brake.Since the Cubicle Gas-Insulated Switchgear uses the electrification in above-described embodiment
The disk insulator of detection function, so the beneficial effect of the Cubicle Gas-Insulated Switchgear please refers to above-mentioned implementation
Example.
In above-described embodiment, the second end of inductive probe 5 directly passes through cable and Cubicle Gas-Insulated Switchgear
Display device connection, specifically please refer to above-described embodiment, in this not go into detail.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
The foregoing description of the disclosed embodiments can be realized professional and technical personnel in the field or using originally practical new
Type.Various modifications to these embodiments will be readily apparent to those skilled in the art, and determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the present invention will not be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The widest scope consistent with features of novelty.
Claims (10)
1. a kind of disk insulator of live detection function characterized by comprising
Outer ring flange (3) and the insulator (2) for being fixed on outer ring flange (3) inside；
At least one conductor pin (1) internal embedded in the insulator (2), the length direction of the conductor pin (1) are parallel to institute
State the axial direction of outer ring flange (3)；
With the one-to-one at least one set of live detection component of the conductor pin (1), the live detection component include with it is described
The inductive probe (5) that the induction metalwork of conductor pin (1) interval pre-determined distance and one end are electrically connected with the induction metalwork, institute
Induction metalwork is stated embedded in the insulator (2) inside and generates current signal, the induction when the conductor pin (1) is charged
The other end of probe (5) is for exporting the current signal.
2. the disk insulator of live detection function according to claim 1, which is characterized in that the induction metalwork is
Wire (7), the live detection component further include metal otter board (8), and the wire (7) is fixed on the metal otter board
(8) on, one end of the inductive probe (5) is electrically connected with the metal otter board (8).
3. the disk insulator of live detection function according to claim 2, which is characterized in that the insulator (2) is logical
Crossing the mode of casting, to be fixed on the outer ring flange (3) internal, and the conductor pin (1), wire (7), metal otter board (8) and
Inductive probe (5) forms one with the insulator (2) by way of casting.
4. the disk insulator of live detection function according to claim 3, which is characterized in that the outer ring flange (3)
Inner wall on be provided with multiple circumferentially distributed grooves.
5. the disk insulator of live detection function according to claim 2, which is characterized in that the wire (7) is
Curved metal silk, and its concave side is towards the conductor pin (1)；
The metal otter board (8) is arc web plate, and its concave side is towards the conductor pin (1).
6. the disk insulator of live detection function according to claim 1, which is characterized in that the inductive probe (5)
The other end and the insulator (2) flush with outer surface, and the other end of the inductive probe (5) is provided with hickey,
The connector of cable for being electrically connected with the other end of the inductive probe (5) is provided with threaded connection column.
7. the disk insulator of live detection function according to claim 6, which is characterized in that the outer ring flange (3)
On be additionally provided with insulation sleeve (6), the insulation sleeve (6) is used for the inductive probe (5), cable and the outer ring flange (3)
Isolation.
8. the disk insulator of live detection function according to claim 7, which is characterized in that the outer ring flange (3)
On be additionally provided with terminal box (4), the terminal box (4) is provide with the inductive probe (5) and insulation sleeve (6).
9. the disk insulator of live detection function according to claim 1 to 8, which is characterized in that described to lead
The quantity of scapus (1) is three and is uniformly distributed on the same circumference.
10. a kind of Cubicle Gas-Insulated Switchgear, which is characterized in that described in any item including such as claim 1-9
The disk insulator of live detection function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822196957.4U CN209088403U (en) | 2018-12-26 | 2018-12-26 | The disk insulator of Cubicle Gas-Insulated Switchgear and live detection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822196957.4U CN209088403U (en) | 2018-12-26 | 2018-12-26 | The disk insulator of Cubicle Gas-Insulated Switchgear and live detection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209088403U true CN209088403U (en) | 2019-07-09 |
Family
ID=67127367
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| Application Number | Title | Priority Date | Filing Date |
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| CN201822196957.4U Active CN209088403U (en) | 2018-12-26 | 2018-12-26 | The disk insulator of Cubicle Gas-Insulated Switchgear and live detection function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113791262A (en) * | 2020-12-09 | 2021-12-14 | 河南平高电气股份有限公司 | Electrified display device for GIS and GIS |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113791262A (en) * | 2020-12-09 | 2021-12-14 | 河南平高电气股份有限公司 | Electrified display device for GIS and GIS |
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