CN115863080B - Solid switchgear with visual state - Google Patents
Solid switchgear with visual state Download PDFInfo
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- CN115863080B CN115863080B CN202310158499.8A CN202310158499A CN115863080B CN 115863080 B CN115863080 B CN 115863080B CN 202310158499 A CN202310158499 A CN 202310158499A CN 115863080 B CN115863080 B CN 115863080B
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- 239000007787 solid Substances 0.000 title claims abstract description 38
- 230000000007 visual effect Effects 0.000 title claims abstract description 19
- 238000002955 isolation Methods 0.000 claims abstract description 39
- 238000009413 insulation Methods 0.000 claims abstract description 25
- 230000003068 static effect Effects 0.000 claims description 23
- 239000011521 glass Substances 0.000 claims description 10
- 238000009434 installation Methods 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 241000973497 Siphonognathus argyrophanes Species 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 6
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 4
- 235000017491 Bambusa tulda Nutrition 0.000 description 4
- 241001330002 Bambuseae Species 0.000 description 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 4
- 239000011425 bamboo Substances 0.000 description 4
- 238000007789 sealing Methods 0.000 description 3
- 238000005286 illumination Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003086 colorant 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
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000012800 visualization Methods 0.000 description 1
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Abstract
The invention discloses a solid switch device with visual state, which comprises an operating mechanism and a solid insulation phase column, wherein the solid insulation phase column comprises an insulation cylinder body, a first cavity is arranged in the insulation cylinder body, a three-station isolation grounding switch is arranged in the first cavity, the three-station isolation grounding switch comprises a screw rod and a movable conductive seat, and the screw rod is controlled by the operating mechanism to rotate so as to drive the movable conductive seat to linearly reciprocate on the screw rod, so that the three-station isolation grounding switch is switched among a working state, an isolation state or a grounding state; the two opposite sides of the middle periphery of the screw rod are respectively provided with a first mark and a second mark, the periphery of the movable conductive seat is provided with a third mark, and the insulating cylinder body is provided with an observation hole corresponding to the upper part of the first mark. According to the invention, the states of the first mark, the second mark and the third mark are observed through the observation holes, so that the state information of the three-station isolation grounding switch is rapidly and accurately obtained, and the reliability of the solid switch equipment in operation and maintenance is improved.
Description
Technical Field
The invention relates to the technical field of switching equipment, in particular to solid switching equipment with visible state.
Background
The three-station isolating switch of the solid switch equipment is an important switch element of the power distribution system, plays a control and protection role in the power distribution system, has a rotary structure and a direct-acting structure, and has three position states of a working state, an isolating state and a grounding state. The working environments of the direct-acting three-station isolation grounding switch in the prior art are two, wherein the first is that the direct-acting three-station isolation grounding switch is fully exposed and arranged in gas insulated (including air) switchgear, and most of the direct-acting three-station isolation grounding switch is arranged in a closed container; the second is arranged in a cavity formed by solid insulation; because the two three-station isolation grounding switches are sealed in the cavity of the switch equipment, the switch position state cannot be directly observed, the switch position state can be indirectly reflected only by observing the indication board on the operating mechanism, and when the operating mechanism has errors or the mechanism fails, the three-station isolation grounding switch state cannot be reliably reflected, so that the safety and the reliability of the solid switch equipment in operation, maintenance and overhaul are easily affected.
Disclosure of Invention
The invention aims to provide a solid switch device with visible state so as to solve the technical problems.
In order to achieve the above purpose, the technical scheme of the invention is as follows: the solid switch equipment with the visual state comprises an operating mechanism and a solid insulation phase column arranged on one side of the operating mechanism, wherein the solid insulation phase column comprises an insulation cylinder body, a first cavity is arranged in the insulation cylinder body, a three-station isolation grounding switch is arranged in the first cavity, the three-station isolation grounding switch comprises a screw rod and a movable conductive seat which is connected with the outside of the screw rod in a threaded manner, the screw rod is controlled to rotate through the operating mechanism so as to drive the movable conductive seat to do linear reciprocating movement on the screw rod, and therefore the three-station isolation grounding switch is switched among a working state, an isolation state or a grounding state in the first cavity;
the two opposite sides of the middle periphery of the screw rod are respectively provided with a first mark and a second mark, the periphery of the movable conductive seat is provided with a third mark, and the insulating cylinder body is provided with an observation hole corresponding to the upper part of the first mark;
in the isolation state, the movable conductive seat moves to the middle part of the screw rod, the third mark is positioned below the observation hole, and the third mark faces upwards to one side of the observation hole;
in the grounding state, the movable conducting seat moves to one end of the lead screw, the first mark and the second mark are positioned below the observation hole, the first mark faces upwards to one side of the observation hole, and the second mark faces downwards to one side of the observation hole;
under the operating condition, move the conductive seat and remove to the other end of lead screw, first sign, second sign are located the observation hole below, and second sign upwards faces observation hole one side, and first sign deviates from observation hole one side downwards.
In one embodiment, a grounded static contact seat, a middle conductive seat and an isolated static contact seat are sequentially arranged in the first cavity towards the direction far away from the operating mechanism, a through hole is formed below the middle conductive seat corresponding to the observation hole, the movable conductive seat is connected between the grounded static contact seat and the middle conductive seat in a grounded state, the movable conductive seat is connected in the middle conductive seat in an isolated state, and the movable conductive seat is connected between the middle conductive seat and the isolated static contact seat in a working state.
In one embodiment, insulating barrel top is provided with the observation seat, and the observation hole is vertical to be formed in the observation seat, and the visual subassembly of state is installed to the observation seat top, and it includes mounting bracket, light, transparent glass, and transparent glass seals installs in observation hole department, and the mounting bracket is installed on the observation seat, and the light is installed on the mounting bracket, and the light source of the light is downwards in the observation hole.
In one embodiment, the status visualization assembly further comprises a viewing cylinder and a mirror mounted on the mounting frame for reflecting light within the viewing aperture into the viewing cylinder.
In one embodiment, the mounting frame comprises a mounting plate, an erecting plate and a tilting plate, wherein the mounting plate is horizontally mounted on the observation seat, the erecting plate is arranged on one side of the mounting plate in an erecting mode, the tilting plate is obliquely arranged on the top of the erecting plate, and the reflector is mounted on one side of the tilting plate, which faces the observation hole.
In one embodiment, the operating mechanism is externally provided with a box body, the observation cylinder is horizontally arranged above the box body, and a cylinder opening at one end of the observation cylinder horizontally faces the reflective mirror.
In one embodiment, a plurality of supporting plates are vertically arranged on the top of the box body, and the observation tube is fixedly arranged on the plurality of supporting plates in a penetrating way.
In one embodiment, the inner bore wall of the viewing aperture is corrugated.
In one embodiment, the first cavity below still is provided with the second cavity, is provided with the vacuum interrupter in the second cavity, is connected with the flexible coupling between the movable end of middle conductive seat and vacuum interrupter, and insulating barrel upper end one side is provided with the inlet wire conducting rod of being connected with keeping apart the static contact seat, and insulating barrel lower extreme one side is provided with the outlet wire conducting rod of being connected with the static end of vacuum interrupter, is equipped with insulating pull rod between the movable end of vacuum interrupter and the operating device.
In one embodiment, the solid insulation phase columns and the state visual components are three and are respectively in one-to-one correspondence.
The invention has the following beneficial effects:
(1) The invention provides a screw rod, wherein a first mark and a second mark are respectively arranged on two opposite sides of the middle part of the screw rod, a third mark is arranged on the periphery of a movable conductive seat, and an observation hole is arranged above the insulating cylinder corresponding to the first mark; in the isolation state, the movable conductive seat moves to the middle part of the screw rod, the third mark is positioned below the observation hole, and the third mark faces upwards to one side of the observation hole; in the grounding state, the movable conducting seat moves to one end of the lead screw, the first mark and the second mark are positioned below the observation hole, the first mark faces upwards to one side of the observation hole, and the second mark faces downwards to one side of the observation hole; under the working state, the movable conducting seat moves to the other end of the screw rod, the first mark and the second mark are positioned below the observation hole, the second mark faces upwards to one side of the observation hole, the first mark faces downwards to one side of the observation hole, and the state of the first mark, the second mark or the third mark of the movable conducting seat of the screw rod is observed through the observation hole, so that the state information of any one of the working state, the isolation state or the grounding state of the three-station isolation grounding switch is rapidly and accurately obtained, and the safety and reliability of the solid switching equipment during operation, maintenance and overhaul are improved;
(2) The visual subassembly of state is installed to viewing seat top, it includes the mounting bracket, the light, transparent glass installs in the observation hole department in a sealed way, transparent glass can increase the printing opacity effect and prevent simultaneously that ambient environment debris from getting into in the insulating barrel and influencing the reliable operation of switchgear, guarantee the protection effect, the mounting bracket is installed on the viewing seat, the light is installed on the mounting bracket, and the light source of the light is in the downward direction observation hole, under the light is shining, can improve the luminance of first sign, second sign, third sign, reach more striking observation effect, the observation of being convenient for;
(3) The visual subassembly of state still includes observation section of thick bamboo and reflector, and the reflector is installed on the mounting bracket for in the light reflection to observation section of thick bamboo in the observation hole, this setting up makes things convenient for the staff to carry out long-range observation to the state of three station isolation earthing switch.
Drawings
FIG. 1 is a schematic view of the appearance of an embodiment of the present invention;
FIG. 2 is a right side view of one embodiment of the present invention;
FIG. 3 is a top view of one embodiment of the present invention;
FIG. 4 is a cross-sectional view of one embodiment of the present invention in a grounded state;
FIG. 5 is a cross-sectional view of one embodiment of the present invention in an isolated state;
FIG. 6 is a cross-sectional view of one embodiment of the present invention in an operational state;
FIG. 7 is a schematic view of the appearance of a movable conductive base according to an embodiment of the present invention;
FIG. 8 is a schematic view of a lead screw of one embodiment of the invention at an angle;
fig. 9 is a schematic view of a lead screw according to one embodiment of the invention at another angle.
The drawings are marked:
the solid insulation phase column comprises an operating mechanism 1, a solid insulation phase column 2, an insulation cylinder 3, a first cavity 31, a second cavity 32, an observation hole 33, an observation seat 34, a lead screw 4, a first mark 41, a second mark 42, a movable conductive seat 5, a third mark 51, a grounding static contact seat 6, a middle conductive seat 7, a through hole 71, an isolation static contact seat 8, a 9-state visual component 91, an installation frame 911, an installation plate 912, an erection plate 913, an inclination plate 92, an illumination lamp 93, transparent glass, a 94 sealing ring, an observation cylinder 95, a reflector 96, a lamp holder 97, a vacuum arc extinguishing chamber 10, a soft connection 11, a wire inlet conductive rod 12, a wire outlet conductive rod 13, an insulation pull rod 14, a box 15 and a support plate 16.
Detailed Description
For further illustration of the various embodiments, the invention is provided with the accompanying drawings. The accompanying drawings, which are incorporated in and constitute a part of this disclosure, illustrate embodiments and together with the description, serve to explain the principles of the embodiments. With reference to these matters, one of ordinary skill in the art will understand other possible embodiments and advantages of the present invention. The components in the figures are not drawn to scale and like reference numerals are generally used to designate like components.
Referring to fig. 1-9, as an embodiment of the present invention, a solid switchgear with a visual state, specifically a circuit breaker switchgear is provided, which includes an operating mechanism 1 and a solid insulation phase column 2 installed at one side of the operating mechanism 1, wherein the solid insulation phase column 2 includes an insulation cylinder 3, a first cavity 31 is provided in the insulation cylinder 3, a three-station isolation grounding switch is provided in the first cavity 31, the three-station isolation grounding switch includes a lead screw 4 and a movable conductive seat 5 screwed outside the lead screw 4, the movable conductive seat 5 is connected outside the lead screw 4 through a nut, and the lead screw 4 is controlled to rotate by the operating mechanism 1 so as to drive the movable conductive seat 5 to make a linear reciprocating movement on the lead screw 4, thereby realizing switching among a working state, an isolation state or a grounding state of the three-station isolation grounding switch in the first cavity 31;
the two opposite sides of the middle periphery of the screw rod 4 are respectively provided with a first mark 41 and a second mark 42, the periphery of the movable conductive seat 5 is provided with a third mark 51, and the insulating cylinder 3 is provided with an observation hole 33 above the first mark 41;
in the isolated state, the movable conductive seat 5 moves to the middle part of the screw 4, the third mark 51 is positioned below the observation hole 33, and the third mark 51 faces upwards to one side of the observation hole 33, so that a worker can observe the third mark 51 through the observation hole 33, and the three-station isolated grounding switch is confirmed to be in an isolated state position;
under the ground connection state, the movable conducting seat 5 moves to one end of the lead screw 4, the first mark 41 and the second mark 42 are positioned below the observation hole 33, the first mark 41 faces upwards to one side of the observation hole 33, and the second mark 42 faces downwards to one side of the observation hole 33, so that a worker can observe the first mark 41 of the lead screw 4 through the observation hole 33, and the three-station isolation grounding switch is confirmed to be in a ground connection state position.
Under the operating condition, the movable conducting seat 5 moves to the other end of the lead screw 4, the first mark 41 and the second mark 42 are positioned below the observation hole 33, the second mark 42 faces upwards to one side of the observation hole 33, the first mark 41 faces downwards to one side of the observation hole 33, and the second mark 42 can be observed by a worker through the observation hole 33, so that the three-station isolation grounding switch is confirmed to be in the operating condition position.
According to the technical scheme, the states of the first mark 41, the second mark 42 or the third mark 51 of the movable conducting seat 5 of the screw 4 are observed through the observation holes 33, so that any state information of the three-station isolation grounding switch in a working state, an isolation state or a grounding state is rapidly and accurately obtained, and the safety and reliability of the solid switching equipment in operation, maintenance and overhaul are improved.
In this embodiment, the solid switching device of the present invention has a three-phase structure, that is, the solid insulation phase columns 2 and the state visual components 9 are all three and are respectively in one-to-one correspondence, the three solid insulation phase columns 2 are parallel to each other and arranged on one side of the operating mechanism 1, and the state visual components 9 are correspondingly arranged above the solid insulation phase columns 2.
In the embodiment, a second cavity 32 is further arranged below the first cavity 31, a vacuum arc-extinguishing chamber 10 is arranged in the second cavity 32, a flexible connection 11 is connected between the middle conductive seat 7 and the movable end of the vacuum arc-extinguishing chamber 10, a wire inlet conductive rod 12 connected with an isolation static contact seat 8 is arranged on one side of the upper end of the insulating cylinder 3, a wire outlet conductive rod 13 connected with the static end of the vacuum arc-extinguishing chamber 10 is arranged on one side of the lower end of the insulating cylinder 3, and an insulating pull rod 14 is assembled between the movable end of the vacuum arc-extinguishing chamber 10 and the operating mechanism 1; the first cavity 31 is sequentially provided with a grounding static contact seat 6, a middle conductive seat 7 and an isolating static contact seat 8 in a direction far away from the operating mechanism 1, and a through hole 71 is formed below the middle conductive seat 7 corresponding to the observation hole 33, so that light rays of the observation hole 33 can enter the middle conductive seat 7 through the through hole 71, and states of the first mark 41, the second mark 42 or the third mark 51 on the movable conductive seat 5 of the lead screw 4 are observed.
Specifically, referring to fig. 4, in the grounded state, the movable conductive seat 5 is connected between the grounded static contact seat 6 and the middle conductive seat 7, the observation hole 33 of the insulating cylinder 3, the through hole 71 of the middle conductive seat 7 and the first mark 41 of the lead screw 4 are located on the same vertical axis, and the first mark 41 faces upward to one side of the observation hole 33, so that a worker can clearly observe the first mark 41 through the observation hole 33, thereby confirming that the three-station isolated grounding switch is in the grounded state position, and at this time, the grounded static contact seat 6, the movable conductive seat 5, the middle conductive seat 7, the flexible connection 11, the vacuum arc extinguishing chamber 10 and the outgoing line conductive rod 13 are connected in series to form a grounding loop.
Referring to fig. 5, in the isolated state, the movable conductive seat 5 is connected in the middle conductive seat 7, the observation hole 33 of the insulating cylinder 3, the through hole 71 of the middle conductive seat 7 and the third mark 51 of the movable conductive seat 5 are located on the same vertical axis, the first mark 41 and the second mark 42 of the screw 4 are shielded and hidden by the movable conductive seat 5, so that a worker can clearly observe the third mark 51 through the observation hole 33, and thus confirm that the three-station isolated grounding switch is in the isolated state position, and at this time, a certain electrical distance is formed between the combination of the movable conductive seat 5 and the middle conductive seat 7 and the incoming wire conductive rod 12, so that the insulation requirement of the switch equipment is met.
Referring to fig. 6, in the working state, the movable conductive seat 5 is connected between the middle conductive seat 7 and the isolated static contact seat 8, the observation hole 33 of the insulating cylinder 3, the through hole 71 of the middle conductive seat 7 and the second mark 42 of the lead screw 4 are located on the same vertical axis, and the second mark 42 faces upwards to one side of the observation hole 33, so that a worker can observe the second mark 42 through the observation hole 33, thereby confirming that the three-station isolated grounding switch is in the working state position, and at this time, the incoming wire conductive rod 12, the movable conductive seat 5, the middle conductive seat 7, the flexible connection 11, the vacuum arc extinguishing chamber 10 and the outgoing wire conductive rod 13 are connected in series to form a conductive loop.
In this embodiment, the grounding static contact seat 6, the middle conductive seat 7 and the isolating static contact seat 8, the middle conductive seat 7 is in a sleeve shape, the first mark 41 and the second mark 42 are in a semi-ring shape, and the third mark 51 is in a ring shape, so that different shapes and colors can be used for the first mark 41, the second mark 42 and the third mark 51 for convenience of distinguishing.
In this embodiment, insulating barrel 3 top is provided with viewing seat 34, and viewing aperture 33 is vertical to be formed in viewing seat 34, and viewing seat 34 top installs the visual subassembly 9 of state, and it includes mounting bracket 91, light 92, transparent glass 93, and transparent glass 93 passes through sealing washer 94 sealing installation in viewing aperture 33 department, and transparent glass 93 can increase the printing opacity effect and prevents simultaneously to receive the interior reliable operation of influence switchgear of surrounding environment debris entering insulating barrel 3, guarantees the protection effect. Specifically, the mounting frame 91 is mounted on the observation seat 34, the illuminating lamp 92 is mounted on the mounting frame 91 through a lamp holder, and the light source of the illuminating lamp 92 faces downwards into the observation hole 33, so that the first mark 41 and the third mark 51 are red marks, the second mark 42 is blue marks, and the brightness of the first mark 41 and the third mark 51 can be improved under the irradiation of the illuminating lamp 92, so that the observation is facilitated.
In this embodiment, the status visual assembly 9 further includes an observation barrel 95 and a reflector 96, where the reflector 96 is mounted on the mounting frame 91 and is used to reflect the light in the observation hole 33 into the observation barrel 95, and this arrangement is convenient for the staff to observe the status of the three-station isolation grounding switch in a long distance.
In this embodiment, the mounting frame 91 includes a mounting plate 911, an erecting plate 912 and a tilting plate 913, the mounting plate 911 is horizontally mounted on the observation seat 34, the erecting plate 912 is vertically disposed above one side of the mounting plate 911, the mounting plate 911 and the erecting plate 912 are mutually perpendicular, the tilting plate 913 is obliquely disposed on top of the erecting plate 912, the tilting plate 913 is obliquely disposed toward one side of the mounting plate 911, and the reflecting mirror 96 is mounted on one side of the tilting plate 913 toward the observation hole 33, wherein a box 15 is disposed outside the operating mechanism 1, the observation cylinder 95 is horizontally disposed above the box 15, so that a worker can observe from one side of the operating mechanism 1, the cylinder mouth at one end of the observation cylinder 95 is horizontally directed toward the reflecting mirror 96, and under the action of the illumination lamp 92, light in the observation hole 33 is vertically upward and then horizontally reflected to the observation cylinder 95 through the reflecting mirror 96, thereby enabling the worker to clearly see the state of the first sign 41, the second sign 42 of the lead screw 4 below the observation cylinder 33 or the third sign 51 of the movable conductive seat 5, thereby confirming whether the three-position isolation grounding switch is in the operating state, the isolation state or the grounding state.
In this embodiment, the box 15 top erects and is provided with polylith backup pad 16, and observation section of thick bamboo 95 runs through and fixes on two backup pads 16 to guarantee the installation stability of observation section of thick bamboo 95, avoid influencing the observation effect.
In this embodiment, the inner hole wall of the observation hole 33 is corrugated, so that the creepage distance is prolonged, and the insulation requirement is met, thereby ensuring the safety of staff.
While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. A solid state switching device with visual status, characterized by: the three-station isolation grounding switch comprises a screw rod and a movable conductive seat which is in threaded connection with the outside of the screw rod, and the screw rod is controlled to rotate through the operating mechanism so as to drive the movable conductive seat to linearly reciprocate on the screw rod, so that the three-station isolation grounding switch is switched among a working state, an isolation state or a grounding state in the first cavity;
the two opposite sides of the middle periphery of the screw rod are respectively provided with a first mark and a second mark, the periphery of the movable conductive seat is provided with a third mark, and the insulating cylinder body is provided with an observation hole corresponding to the upper part of the first mark;
in the isolation state, the movable conductive seat moves to the middle part of the screw rod, the third mark is positioned below the observation hole, and the third mark faces upwards to one side of the observation hole;
in the grounding state, the movable conducting seat moves to one end of the lead screw, the first mark and the second mark are positioned below the observation hole, the first mark faces upwards to one side of the observation hole, and the second mark faces downwards to one side of the observation hole;
under the operating condition, move the conductive seat and remove to the other end of lead screw, first sign, second sign are located the observation hole below, and second sign upwards faces observation hole one side, and first sign deviates from observation hole one side downwards.
2. The state-viewable solid state switching device of claim 1, wherein: the first cavity is internally provided with a grounding static contact seat, a middle conductive seat and an isolation static contact seat in sequence towards the direction far away from the operating mechanism, a through hole is formed below the corresponding observation hole of the middle conductive seat, the movable conductive seat is connected between the grounding static contact seat and the middle conductive seat in a grounding state, the movable conductive seat is connected in the middle conductive seat in an isolation state, and the movable conductive seat is connected between the middle conductive seat and the isolation static contact seat in a working state.
3. The state-viewable solid state switching device of claim 1, wherein: the insulating barrel top is provided with the observation seat, and the observation hole is vertical to be formed in the observation seat, and the visual subassembly of state is installed to the observation seat top, and it includes mounting bracket, light, transparent glass, and transparent glass seals up and installs in observation hole department, and the mounting bracket is installed on the observation seat, and the light is installed on the mounting bracket, and the light source of the light is downwards in the observation hole.
4. A solid state switching device according to claim 3, wherein: the state visual assembly further comprises an observation barrel and a reflector, wherein the reflector is arranged on the mounting frame and used for reflecting light rays in the observation hole into the observation barrel.
5. The state-viewable solid state switching device of claim 4, wherein: the mounting bracket includes the mounting panel, erects board and hang plate, and mounting panel horizontal installation is on the viewing seat, erects the board and erects and set up in mounting panel one side, and hang plate slope sets up at erectting the board top, and the reflector is installed in hang plate orientation observation hole one side.
6. The state-viewable solid state switching device of claim 4, wherein: the operating device is provided with a box outside, the observation tube is horizontally arranged above the box, and the tube mouth at one end of the observation tube horizontally faces the reflective mirror.
7. The state-viewable solid state switching device of claim 6, wherein: a plurality of supporting plates are vertically arranged at the top of the box body, and the observation tube is fixedly arranged on the plurality of supporting plates in a penetrating way.
8. The state-viewable solid state switching device of claim 1, wherein: the inner hole wall of the observation hole is corrugated.
9. The state-viewable solid state switching device of claim 2, wherein: the vacuum arc-extinguishing device comprises a first cavity, a second cavity, a vacuum arc-extinguishing chamber, a middle conductive seat, a flexible connection, an insulating cylinder body, an insulating pull rod, an insulating cylinder body lower end and an operating mechanism, wherein the second cavity is arranged below the first cavity, the vacuum arc-extinguishing chamber is arranged in the second cavity, the flexible connection is arranged between the middle conductive seat and the movable end of the vacuum arc-extinguishing chamber, the insulating cylinder body upper end is provided with an incoming wire conductive rod connected with the insulating static contact seat, the insulating cylinder body lower end is provided with an outgoing wire conductive rod connected with the static end of the vacuum arc-extinguishing chamber, and the insulating pull rod is assembled between the movable end of the vacuum arc-extinguishing chamber and the operating mechanism.
10. A solid state switching device according to claim 3, wherein: the number of the solid insulation phase columns and the number of the state visual components are three, and the solid insulation phase columns and the state visual components are respectively in one-to-one correspondence.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310158499.8A CN115863080B (en) | 2023-02-24 | 2023-02-24 | Solid switchgear with visual state |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310158499.8A CN115863080B (en) | 2023-02-24 | 2023-02-24 | Solid switchgear with visual state |
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| CN115863080B true CN115863080B (en) | 2023-05-09 |
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| CN205811404U (en) * | 2016-07-07 | 2016-12-14 | 扬州新概念电气有限公司 | A kind of solid insulation three-station isolating switch cabinet |
| CN106486317A (en) * | 2016-11-11 | 2017-03-08 | 北京双杰电气股份有限公司 | A kind of tri-station isolating switch |
| WO2021227487A1 (en) * | 2020-05-14 | 2021-11-18 | 河南平高电气股份有限公司 | Moving contact base body, and three-station isolation grounding switch |
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| Publication number | Publication date |
|---|---|
| CN115863080A (en) | 2023-03-28 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A State Visible Solid State Switching Equipment Granted publication date: 20230509 Pledgee: Agricultural Bank of China Limited Xiamen Pilot Free Trade Zone Branch Pledgor: Xiamen Gudeyi Electric Co.,Ltd. Registration number: Y2024980007472 |
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