CN109378248A - Minitype high voltage cabinet formal dress tri-station isolating switch - Google Patents
Minitype high voltage cabinet formal dress tri-station isolating switch Download PDFInfo
- Publication number
- CN109378248A CN109378248A CN201811501404.3A CN201811501404A CN109378248A CN 109378248 A CN109378248 A CN 109378248A CN 201811501404 A CN201811501404 A CN 201811501404A CN 109378248 A CN109378248 A CN 109378248A
- Authority
- CN
- China
- Prior art keywords
- station
- live spindle
- fixed
- component
- switch cabinet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000002955 isolation Methods 0.000 claims description 34
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 15
- 229910052802 copper Inorganic materials 0.000 claims description 15
- 239000010949 copper Substances 0.000 claims description 15
- 230000007246 mechanism Effects 0.000 claims description 14
- 239000004020 conductor Substances 0.000 claims description 11
- 239000012212 insulator Substances 0.000 claims description 4
- 238000009413 insulation Methods 0.000 claims 1
- 230000005283 ground state Effects 0.000 abstract description 5
- 238000006243 chemical reaction Methods 0.000 abstract description 2
- 238000004146 energy storage Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H31/00—Air-break switches for high tension without arc-extinguishing or arc-preventing means
- H01H31/26—Air-break switches for high tension without arc-extinguishing or arc-preventing means with movable contact that remains electrically connected to one line in open position of switch
- H01H31/28—Air-break switches for high tension without arc-extinguishing or arc-preventing means with movable contact that remains electrically connected to one line in open position of switch with angularly-movable contact
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/02—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
- H01H3/08—Turn knobs
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/32—Mounting of devices therein
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Crushing And Pulverization Processes (AREA)
- Switch Cases, Indication, And Locking (AREA)
Abstract
The present invention provides a kind of minitype high voltage cabinet formal dress tri-station isolating switch, which reduce the intermediate connecting parts of disconnecting switch, and energy-stored spring is set in live spindle, energy-stored spring one end is fixed with live spindle, the other end is fixed with rack, and operation knob is rotated to when connection or ground state, and live spindle is driven to rotate, live spindle rotation causes energy-stored spring deformation and energy storage, provides energy when knife assembly is isolated and resets.The present invention has many advantages, such as that structure is simple, ingenious in design, volume reduces, is readily transported installation, can quickly carry out working condition conversion.
Description
Technical field
The present invention relates to electric fields, especially in regard to a kind of minitype high voltage cabinet formal dress tri-station isolating switch.
Background technique
In the prior art, the volume of high-voltage board is all relatively shown always too fat to move, is taken up a large area, and all aobvious trouble is transported and install.
And in existing high-voltage board, disconnecting switch all has the function of connection, isolation, ground connection, but conventional isolation switches rely on
Manual operation, not only divide-shut brake speed not can guarantee, but also three connection, isolation, ground connection artificial holdings of functions needs, time-consuming to take
Power.
Summary of the invention
Simple, ingenious in design, volume that the object of the present invention is to provide a kind of structures reduces, is readily transported, can quickly into
The minitype high voltage cabinet formal dress tri-station isolating switch of row working condition conversion.
To reach above-mentioned purpose, the present invention adopts the following technical scheme: a kind of three station of minitype high voltage cabinet formal dress is kept apart
It closes, is installed on switch cabinet comprising there are three station operating mechanisms, insulated pull rod and a three-station component, described three
Station operating mechanism and the three-station component are all mounted on the switch cabinet, and three station operating mechanism with
The three-station component is connected by the insulated pull rod,
Three station operating mechanism includes
Rack is fixed on the inside of the switch cabinet, and its front passes through the switch cabinet;
Panel operation component, is set to the front outside of the rack, and inwardly puts in the switch cabinet;
Gear is operated, is set to the machine frame inside, and be coaxially connected with the panel operation component;
Gear is rotated, is connected with the operation gear Vertical Meshing;
Live spindle is fixed on the rack, and is fixedly connected with the rotation gear, and the rotating gear wheel cover is set
In one end of the live spindle;
Energy-stored spring component comprising there is tripping plate and energy-stored spring, the energy-stored spring to be sheathed on the live spindle
On, and described energy-stored spring one end is fixed on the rotation gear, the other end is fixed on the rack, and the tripping plate is set
In the stander end;
Limit assembly is fixed on the rack, and is latched with the tripping plate;
Connecting lever is perpendicularly fixed in the live spindle, is rotated synchronously with the live spindle;With
Connecting rod, one end are pivotally connected to the connecting lever, and the other end and the insulated pull rod are pivotally connected, the connection
Bar is parallel to the live spindle,
The three-station component includes
Knife assembly is isolated, is pivotally connected with the insulated pull rod, perpendicular to the live spindle;
Wall bushing is fixed on the switch cabinet, and it is extended to across the switch cabinet, internal setting
There is electric conductor, the electric conductor is stretched out to the upper and lower ends of the wall bushing, and the electric conductor is stretching out the wall bushing
The part of upper end is pivotally connected by pin with the knife assembly of being isolated, and the isolation knife assembly can be freely rotated around pin;
Supporting insulator, one end are fixed on the switch cabinet top, and the other end is connected with inlet wire copper bar,
Quiet cutter head is isolated, is fixed on the inlet wire copper bar, being located at when the isolation knife assembly rotates upwards can connect
The position contacted, and it is conductive when with the isolation knife component touch;
It is grounded quiet cutter head, is set on the switch cabinet, can contact when being rotated down positioned at the isolation knife assembly
The position arrived, described be grounded on quiet cutter head are additionally provided with grounding copper bar, the grounding copper bar ground connection,
The operation panel assembly is rotated, the operation gear rotation is driven, the rotation with the operation gear Vertical Meshing
Rotating disk rotation, causes the live spindle to rotate, and rotates the connecting lever being fixed in the live spindle, pivot
Axis connection takes up the movement of the insulated pull rod in the connecting rod of the connecting lever, the insulated pull rod control in it is described
Quiet cutter head is isolated, perhaps with the quiet insert contacts of the ground connection or all discontiguous state.
Further, the limit assembly control isolation knife assembly makes the three-station component be in difference
It connects, isolation, the state being grounded.
Further, the three-station component includes one or more, and three-station component two sides are equal
It is provided with insulating protecting plate.
Compared with prior art, the invention has the following beneficial effects:
1. the structure of product is simple, ingenious in design, manufactures and promote convenient for large-scale industrial production.
2. small product size is small and exquisite, the connection of original horizontal type cutter head is changed to vertical type, reduces intermediate connecting part, reduces
Whole volume, is readily transported and installs.
3. product uses energy-stored spring component, the connection status of isolation knife assembly can be switched rapidly, grasped in rotating panel
Make energy-stored spring when component and stretch energy storage, isolation can be adjusted to from connection, ground state rapidly convenient for isolation knife assembly.
4. keeping isolation knife assembly to be maintained at connection, ground connection, isolation by limit assembly, manpower expenditure is reduced, is saved
Shi Shengli.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of minitype high voltage cabinet formal dress tri-station isolating switch of the present invention.
Fig. 2 is the top view of Fig. 1.
Fig. 3 is the structural schematic diagram of three station operating mechanisms in Fig. 2.
Appended drawing reference is three station operating mechanisms 20, insulated pull rod 30, three-station component 40, switch cabinet 50, machine
Frame 21, panel operation component 22, operation gear 23, rotation gear 24, live spindle 25, energy-stored spring component 26, tripping plate
26A, energy-stored spring 26B, limit assembly 27, connecting lever 28, connecting rod 29, isolation knife assembly 41, wall bushing 42, electric conductor 42A,
Supporting insulator 43, inlet wire copper bar 43A, the quiet cutter head 44 of isolation, the quiet cutter head 45 of ground connection, grounding copper bar 45A, insulating protecting plate 46.
Specific embodiment
For technological means used by the present invention is further explained and reach with regard to technical effect, with reference to embodiments and
Attached drawing elaborates.
A kind of minitype high voltage cabinet formal dress tri-station isolating switch of the present invention is installed on switch cabinet referring to figs. 1 to Fig. 3
On 50 comprising three station operating mechanisms 20, insulated pull rod 30 and three-station component 40.Three station operating mechanisms 20 and three
Position switch component 40 is all mounted on switch cabinet 50, and three station operating mechanisms 20 pass through absolutely with three-station component 40
Edge pull rod 30 is connected.
In one embodiment, three station operating mechanisms 20 include organic frame 21, panel operation component 22, operation gear
23, gear 24, live spindle 25, energy-stored spring component 26, limit assembly 27, connecting lever 28, connecting rod 29 are rotated.Rack 21 is fixed
In on switch cabinet 50, and its front passes through switch cabinet 50.Panel operation component 22 is set to the front outside of rack 21, and
Inwardly put in switch cabinet 50.Gear 23 is operated to be set to inside switch cabinet 50, and with panel operation component 22 is coaxial is connected.Rotation
Rotating disk 24 is connected with operation 23 Vertical Meshing of gear.Live spindle 25 is fixed in rack 21, and fixed with rotation gear 24
Connection, rotation gear 24 are sheathed on one end of live spindle 25.Energy-stored spring component 26 includes tripping plate 26A and energy-stored spring
26B, energy-stored spring 26B are sheathed in live spindle 25, and the one end energy-stored spring 26B is fixed on rotation gear 24, the other end
It is fixed in rack 21, tripping plate 26A is set to 21 end of rack.Limit assembly 27 is fixed in rack 21, and with tripping plate 26A into
Row lock.Connecting lever 28 is perpendicularly fixed in live spindle 25, is rotated synchronously with live spindle 25.The connection of 29 provided at one of connecting rod
In connecting lever 28, the other end and insulated pull rod 30 are pivotally connected, and connecting rod 29 is parallel to live spindle 25.
In one embodiment, three-station component 40 includes isolation knife assembly 41, wall bushing 42, supports insulative
Son 43, the quiet cutter head 44 of isolation, the quiet cutter head 45 of ground connection.Knife assembly 41 is isolated and insulated pull rod 30 is pivotally connected, perpendicular to rotation
Main shaft 25.Wall bushing 42 is fixed on 50 bottom of switch cabinet, and it is extended to across switch cabinet 50, is internally provided with and is led
Electric body 42A, electric conductor 42A are stretched out to the upper and lower ends of wall bushing 42, and electric conductor 42A is in the portion for stretching out 42 upper end of wall bushing
Divide and be pivotally connected by pin with knife assembly 41 is isolated, isolation knife assembly 41 can be freely rotated around pin.Supporting insulator 43
50 top of switch cabinet is fixed in one end, and the other end is connected with inlet wire copper bar 43A.Quiet cutter head 44 is isolated and is fixed on inlet wire copper bar
On 43A, it is located at the position that can contact when isolation knife assembly 41 rotates upwards, and is leading with being isolated when knife assembly 41 contacts
Electricity.It is grounded quiet cutter head 45 and is set to 50 bottom of switch cabinet, be located at the position that can contact when isolation knife assembly 41 is rotated down
It sets, is grounded on quiet cutter head 45 and is additionally provided with grounding copper bar 45A, grounding copper bar 45A ground connection.
In one embodiment, the control of limit assembly 27 isolation knife assembly 41 makes three-station component 40 be in difference
It connects, isolation, the state being grounded.
In one embodiment, three-station component 40 includes one or more, 40 two sides of three-station component
It is provided with insulating protecting plate 46, prevents phase fault.
The working principle of the invention is:
1. being transformed into on-state from isolation
When the i.e. isolated location in an intermediate position of knife assembly 41 is isolated, if think be isolated knife assembly 41 rotate it is quiet to being isolated
At cutter head 44 (i.e. on-position), concrete operations are as follows, and panel operation component 22 is rotated counterclockwise, drives operation gear 23 inverse
Hour hands rotation, operation gear 23 drives rotation gear 24 and energy-stored spring component 26 to rotate, when energy-stored spring component 26 rotates to
Certain angle, the tripping plate 26A on energy-stored spring component 26 are detached from limit assembly 18, and energy-stored spring 26B then drives live spindle
26 and connecting lever 28 rotate, connecting lever 28 is pulled insulated pull rod 30 by connecting rod 29, and insulated pull rod 30 drives isolation knife assembly 41
Rotation, isolation knife assembly 41, which is rotated centered on 42 upper end installation place of wall bushing to the quiet cutter head 44 of isolation, to be contacted, and circuit is led
It is logical, circuit is specifically connected are as follows: quiet cutter head 44 is isolated in inlet wire copper bar 43A, and knife assembly 41, electric conductor in wall bushing 42 is isolated
42A, then other switchgears are connected by electric conductor 42A.
2. being transformed into ground state from isolation
Panel operation component 22 rotates clockwise, remaining is the same as situation in above-mentioned 1.
3. being transformed into ground state from on-state or being transformed into on-state from ground state
In two steps, it is necessary first to isolation knife assembly 41 first operate into adjusting to isolated location, be then adjusted to again connection or
Earthing position.
The description with certain particularity detailed enough has been carried out to the present invention above.Ordinary skill in fields
Personnel are it should be understood that the description in embodiment is only exemplary, before without departing from true spirit and scope of the present invention
Put make it is all change all should belong to protection scope of the present invention.Scope of the present invention be by right want
Book is asked to be defined, rather than limited by the foregoing description in embodiment.
Claims (3)
1. a kind of minitype high voltage cabinet formal dress tri-station isolating switch, is installed on switch cabinet, it is characterised in that: it includes
Three station operating mechanisms, insulated pull rod and three-station component, three station operating mechanism and the three-station group
Part is all mounted on the switch cabinet, and three station operating mechanism and the three-station component pass through the insulation
Pull rod is connected,
Three station operating mechanism includes
Rack is fixed on the inside of the switch cabinet, and its front passes through the switch cabinet;
Panel operation component, is set to the front outside of the rack, and inwardly puts in the switch cabinet;
Gear is operated, is set to the machine frame inside, and be coaxially connected with the panel operation component;
Gear is rotated, is connected with the operation gear Vertical Meshing;
Live spindle is fixed on the rack, and is fixedly connected with the rotation gear, and the rotating gear wheel cover is set to institute
State one end of live spindle;
Energy-stored spring component comprising there are tripping plate and energy-stored spring, the energy-stored spring to be sheathed in the live spindle, and
Described energy-stored spring one end is fixed on the rotation gear, and the other end is fixed on the rack, and the tripping plate is set to institute
State stander end;
Limit assembly is fixed on the rack, and is latched with the tripping plate;
Connecting lever is perpendicularly fixed in the live spindle, is rotated synchronously with the live spindle;With
Connecting rod, one end are pivotally connected to the connecting lever, and the other end and the insulated pull rod are pivotally connected, and the connecting rod is flat
It goes in the live spindle,
The three-station component includes
Knife assembly is isolated, is pivotally connected with the insulated pull rod, perpendicular to the live spindle;
Wall bushing is fixed on the switch cabinet bottom, and it is extended to across the switch cabinet, is internally provided with
Electric conductor, the electric conductor are stretched out to the upper and lower ends of the wall bushing, and the electric conductor is on stretching out the wall bushing
The part at end is pivotally connected by pin with the knife assembly of being isolated, and the isolation knife assembly can be freely rotated around pin;
Supporting insulator, one end are fixed on the switch cabinet top, and the other end is connected with inlet wire copper bar,
Quiet cutter head is isolated, is fixed on the inlet wire copper bar, being located at when the isolation knife assembly rotates upwards can contact
Position, and it is conductive when with the isolation knife component touch;With the quiet cutter head of ground connection, it is set on the switch cabinet, position
The position that can contact when the isolation knife assembly is rotated down, described be grounded on quiet cutter head are additionally provided with grounding copper bar, institute
Grounding copper bar ground connection is stated,
The operation panel assembly is rotated, the operation gear rotation is driven, the rotary teeth with the operation gear Vertical Meshing
Wheel rotation, causes the live spindle to rotate, and rotates the connecting lever being fixed in the live spindle, and pivot connects
The connecting rod for being connected to the connecting lever takes up the movement of the insulated pull rod, and the insulated pull rod control is in be isolated with described
Quiet cutter head, perhaps with the quiet insert contacts of the ground connection or all discontiguous state.
2. minitype high voltage cabinet formal dress tri-station isolating switch according to claim 1, it is characterised in that: the limit assembly
Controlling the isolation knife assembly makes the three-station component be in the state be respectively turned on, be isolated, being grounded.
3. minitype high voltage cabinet formal dress tri-station isolating switch according to claim 1, it is characterised in that: three station is opened
Closing component includes one or more, and three-station component two sides are provided with insulating protecting plate.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811501404.3A CN109378248B (en) | 2018-12-10 | 2018-12-10 | Three-station isolating switch for forward installation of small high-voltage cabinet |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811501404.3A CN109378248B (en) | 2018-12-10 | 2018-12-10 | Three-station isolating switch for forward installation of small high-voltage cabinet |
Publications (2)
Publication Number | Publication Date |
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CN109378248A true CN109378248A (en) | 2019-02-22 |
CN109378248B CN109378248B (en) | 2023-11-28 |
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CN201811501404.3A Active CN109378248B (en) | 2018-12-10 | 2018-12-10 | Three-station isolating switch for forward installation of small high-voltage cabinet |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110611307A (en) * | 2019-08-10 | 2019-12-24 | 广东长悦电气有限公司 | High-reliability high-voltage operation power supply and low-voltage low-frequency inspection power supply switching system of high-voltage electric fire pump |
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CN108695757A (en) * | 2018-06-20 | 2018-10-23 | 法腾电力装备江苏有限公司 | A kind of minitype high voltage cabinet valve mechanism |
CN108766802A (en) * | 2018-07-27 | 2018-11-06 | 中骏电气(厦门)有限公司 | A kind of three station operating mechanisms |
CN209266295U (en) * | 2018-12-10 | 2019-08-16 | 法腾电力装备江苏有限公司 | Minitype high voltage cabinet formal dress tri-station isolating switch |
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DE10065090C1 (en) * | 2000-12-21 | 2002-03-07 | Siemens Ag | Energy store for contact operating drive in electrical switch has self-supporting unit provided by energy storage spring, U-shaped support platform and counter-bearings |
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CN108695757A (en) * | 2018-06-20 | 2018-10-23 | 法腾电力装备江苏有限公司 | A kind of minitype high voltage cabinet valve mechanism |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN110611307A (en) * | 2019-08-10 | 2019-12-24 | 广东长悦电气有限公司 | High-reliability high-voltage operation power supply and low-voltage low-frequency inspection power supply switching system of high-voltage electric fire pump |
Also Published As
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