CN205645643U - Switch ground sword device - Google Patents
Switch ground sword device Download PDFInfo
- Publication number
- CN205645643U CN205645643U CN201620408644.9U CN201620408644U CN205645643U CN 205645643 U CN205645643 U CN 205645643U CN 201620408644 U CN201620408644 U CN 201620408644U CN 205645643 U CN205645643 U CN 205645643U
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- switch ground
- contact
- rotary shaft
- base
- spring
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Abstract
The utility model discloses a switch ground sword device, including switch ground knife tackle spare and the control unit, switch ground knife tackle spare includes base, interlock mechanism, insulator, static contact and moving contact, interlock mechanism includes the motor that sets up the axis of rotation on the base and be used for driving the axis of rotation, the moving contact is installed in the pivot, the base includes bottom plate, first landing leg and second landing leg, the axis of rotation is connected with two landing legs through first spring and second spring respectively, the control unit includes the controller, the controller has met first foil gage and second foil gage, electric current collection module, has inputed button, display and motor driver module. The utility model discloses simple structure realizes the good contact of moving contact and static contact through setting up first foil gage and second foil gage, closes a floodgate through setting up the automatic of the real -time switch ground sword of motor, closes a floodgate through switch ground sword under setting up current sensor non -electrification state, make the sword operate reliably.
Description
Technical field
This utility model belongs to switch ground cutter technical field, is specifically related to a kind of switch ground knife system.
Background technology
At present, the switch cubicle used both at home and abroad is the most all equipped with grounding switch, and operator use instrument to insert
Switch ground cutter is closed a floodgate or opening operation by the handle hole entering switch cubicle, when apparatus breaks down,
It is unfamiliar with due to technology or earthing is carried out blindly operating by the personnel that break rules and regulations, can lead to grave consequences, switch
Ground cutter closing operation incorrect time often cause a serious accident, the electric fault of generation is much due to
Live grounding misoperation cutter, live grounding misoperation cutter, the lighter causes circuit breaker trip, system blackout,
Severe one causes personal injury；It addition, Some Domestic 6kV switch manufacturer switch ground cutter design on right
Its moving contact employing " one " font inserts ground cutter operation, and static contact dehisces to design, in reality for " one " word
In the application of border, dehisce to deform, make ground cutter divide, close difficulty, and in transport and the process of installation
In, the static contact of switch ground cutter is easy to deform upon because of external force, thus causes ground cutter to close a floodgate not in place
Or the problems such as dynamic and static contact is bad, have impact on the reliable ground of primary equipment.Therefore, the most such as
The present lacks a kind of simple in construction, reasonable in design, safe and reliable switch ground knife system, by static contact
On the first foil gauge is set and the second foil gauge realizes the good contact of moving contact and static contact, by arranging
The automatic closing of motor Real-Time Switch ground cutter and disconnection, monitor on bus in real time by arranging current sensor
Electric current avoid bus to have under electricity condition switch ground cutter close a floodgate, make ground cutter operation reliable.
Utility model content
Technical problem to be solved in the utility model is, for above-mentioned deficiency of the prior art, to carry
With supplying one switch knife system, its simple in construction, reasonable in design, should by arranging first on static contact
Change sheet and the second foil gauge realize the good contact of moving contact and static contact, by arranging motor Real-Time Switch
The automatic closing of ground cutter, the electric current monitoring mother in real time upper by arranging current sensor avoids bus to have electricity
Under state, switch ground cutter closes a floodgate, and makes ground cutter operation reliable, practical, it is simple to promote the use of.
For solving above-mentioned technical problem, the technical solution adopted in the utility model is: switch ground knife system,
It is characterized in that: include switch ground knife assembly and close a floodgate for controlling described switch ground knife assembly and disconnect
Control unit, described switch ground knife assembly include base, the interlinked mechanism arranging on base, installation
Insulator on base, it is arranged on the static contact at insulator top and is arranged on described interlinked mechanism
Moving contact, described interlinked mechanism includes the rotary shaft being arranged on base and be arranged on rotary shaft side
And for driving the motor of rotary shaft, described moving contact is installed on the rotating shaft, and described base includes the end
Plate and first supporting leg at mounting base two ends and the second supporting leg, one end of described rotary shaft passes through first
Spring and the fixing connection of the first supporting leg, the other end of described rotary shaft passes through the second spring and the second supporting leg
Fixing connection, the contact site that described moving contact contacts with static contact is spill, and described static contact is with dynamic
The contact site that contact contacts is the convex matched with moving contact；Described control unit includes controlling
Device, the input of described controller is connected to the first foil gauge and the second strain being arranged on static contact
Sheet, for detecting the current acquisition module of bus current and for the input button of manual operation, described
The outfan of controller is connected to display and motor drive module, the outfan of described motor drive module
Connect with the input of motor.
Above-mentioned switch ground knife system, it is characterised in that: one end of described first spring is tight by first
Firmware is arranged on one end of rotary shaft, and one end of described second spring is arranged on by the second securing member
On the other end of rotary shaft, the other end of described first spring is arranged on first by the 3rd securing member
On lower limb, the other end of described second spring is arranged on the second supporting leg by the 4th securing member.
Above-mentioned switch ground knife system, it is characterised in that: described motor drive module includes the first relay
The first controllable silicon that device, the second relay and the first relay output end connect and with the second relay
The second controllable silicon that outfan connects, the input of described first relay and the input of the second relay
End all connects with the outfan of controller, and described first silicon controlled outfan and the second silicon controlled are defeated
Go out end all to connect with the input of motor.
Above-mentioned switch ground knife system, it is characterised in that: described current acquisition module includes sampling resistor
And the amplifier connected with described sampling resistor outfan.
Above-mentioned switch ground knife system, it is characterised in that: described controller is single-chip microcomputer.
This utility model compared with prior art has the advantage that
1, the static contact of this utility model moving contact and evagination by arranging indent, both join dimensionally
Conjunction can make operating physical force be delivered to ground cutter the most smoothly, it is to avoid the originally impact of " one " word opening deformation,
And on static contact, it is provided with the first foil gauge and the second foil gauge, by answering the first foil gauge and second to answer
Become sheet detection moving contact and static contact closes a floodgate the most completely, it is to avoid close a floodgate and reality in moving contact and static contact surface
Border is not grounded, it is achieved moving contact and the good contact of static contact, and design is simple, simple operation.
2, this utility model is by arranging current sensor, in real time the current status on monitoring bus, it is ensured that
Having on bus under the situation of electricity makes moving contact and static contact not to close a floodgate, without real under electricity situation on bus
The now combined floodgate of switch ground cutter, thus improve moving contact and the accuracy of static contact combined floodgate.
3, this utility model simple in construction, reasonable in design, it is achieved convenient, practical.
4, this utility model is by arranging motor, drives be arranged in rotary shaft to move by rotating of motor
Contact contacts with static contact, it is achieved the combined floodgate of switch ground cutter, switchs ground by the realization that rotates backward of motor
The disconnection of cutter, good stability.
In sum, this utility model simple in construction, reasonable in design, by arranging first on static contact
Foil gauge and the second foil gauge realize the good contact of moving contact and static contact, open in real time by arranging motor
Closing the automatic closing of ground cutter, the electric current monitoring mother in real time upper by arranging current sensor avoids bus to have
Under electricity condition, switch ground cutter closes a floodgate, and makes ground cutter operation reliable.
Below by drawings and Examples, the technical solution of the utility model is done and further retouches in detail
State.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the left view of Fig. 1.
Fig. 3 is the combined floodgate structural representation of this utility model moving contact and static contact.
Fig. 4 is schematic block circuit diagram of the present utility model.
Description of reference numerals:
1 base；1-1 base plate；1-2 the first supporting leg；
1-3 the second supporting leg；2 rotary shafts；3 moving contacts；
4 insulators；5 static contacts；6 motors；
7-1 the first spring；7-2 the second spring；8-1 the first securing member；
8-2 the second securing member；9-1 the 3rd securing member；9-2 the 4th securing member；
10 first foil gauges；11 second foil gauges；12 controllers；
13 current acquisition modules；14 input buttons；15 display；
16-1 the first relay；16-2 the second relay；17-1 the first controllable silicon；
17-2 the second controllable silicon.
Detailed description of the invention
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, this utility model include switch ground knife assembly and for
Controlling the control unit that described switch ground knife assembly closes a floodgate and disconnects, described switch ground knife assembly includes the end
Seat 1, the interlinked mechanism, the insulator 4 being arranged on base 1 that arrange on base 1, it is arranged on absolutely
The static contact 5 at edge 4 top and the moving contact 3 being arranged on described interlinked mechanism, described gearing machine
Structure includes the rotary shaft 2 being arranged on base 1 and is arranged on rotary shaft 2 side and for driving rotation
The motor 6 of axle 2, described moving contact 3 is arranged in rotary shaft 2, and described base 1 includes base plate 1-1
And the first supporting leg 1-2 and the second supporting leg 1-3 at mounting base 1-1 two ends, described rotary shaft 2
One end connects by the first spring 7-1 and the first supporting leg 1-2 is fixing, the other end of described rotary shaft 2
Connect by the second spring 7-2 and the second supporting leg 1-3 is fixing, described moving contact 3 and static contact 5 phase
The contact site of contact is spill, and the contact site that described static contact 5 contacts with moving contact 3 is for touching with dynamic
3 convexs matched；Described control unit includes controller 12, the input of described controller 12
It is terminated with the first foil gauge 10 of being arranged on static contact 5 and the second foil gauge 11, for detecting mother
The current acquisition module 13 of line current and the input button 14 for manual operation, described controller 12
Outfan be connected to display 15 and motor drive module, the outfan of described motor drive module with
The input of motor 6 connects.
During actual installation, one end of described first spring 7-1 is installed by the first securing member 8-1
On one end of rotary shaft 2, one end of described second spring 7-2 is installed by the second securing member 8-2
On the other end of rotary shaft 2, the other end of described first spring 7-1 passes through the 3rd securing member 9-1
Being arranged on the first supporting leg 1-2, the other end of described second spring 7-2 passes through the 4th securing member 9-2
It is arranged on the second supporting leg 1-3.
During actual installation, described rotary shaft 2 is in transmission connection with the output shaft of motor 6.
As shown in Figure 4, in the present embodiment, described motor drive module include the first relay 16-1,
The first controllable silicon 17-1 that second relay 16-2 and the first relay 16-1 outfan connect and with
The second controllable silicon 17-2 that second relay 16-2 outfan connects, described first relay 16-1
Input and input all outfans with controller 12 of the second relay 16-2 connect, described
The outfan of the first controllable silicon 17-1 and the outfan of the second controllable silicon 17-2 all with the input of motor 6
End connects.
In the present embodiment, described current acquisition module 13 include sampling resistor and with described sampling resistor
The amplifier that outfan connects.
In the present embodiment, described controller 12 is single-chip microcomputer.
When this utility model uses, current acquisition module 13 is monitored the electric current on bus in real time and will adopt
Collect to current signal be sent to controller 12 through conversion, when current acquisition module 13 does not collects
Electric current (when i.e. not having electric current on bus), operator operate closing switch by input button 14,
Controller 12 controls motor 6 by the first relay 16-1 and the first controllable silicon 17-1 and rotates, electricity
The rotation of machine 6 drives rotary shaft 2 to rotate, and makes the moving contact 3 being arranged in rotary shaft 2 and is arranged on
The static contact 5 at insulator 4 top contacts, and completes the combined floodgate of switch ground cutter, is arranged on static contact 5
The first foil gauge 10 and the second foil gauge 11 strain, and the signal deformed upon is sent to
Controller 12, controller 12 closes a floodgate normal, when the first foil gauge 10 He by display 15 display
Second foil gauge 11 strains, and controller 12 does not receives the first foil gauge 10 and second should
Signal then display 15 display becoming sheet 11 is closed a floodgate abnormal, reminds staff to investigate；When
When needing to disconnect switch ground cutter, operator disconnect switch, controller by input button 14 operation
12 control motor 6 by the second relay 16-2 and the second controllable silicon 17-2 rotates backward, and drives and turns
Moving axis 2 rotates backward, and makes the moving contact 3 being arranged in rotary shaft 2 and is arranged on insulator 4 top
Static contact 5 disconnect, complete the disconnection of switch ground cutter, make ground cutter operation reliable, practical.
The above, be only preferred embodiment of the present utility model, not makees this utility model any
Limit, every according to this utility model technical spirit, above example is made any simple modification,
Change and equivalent structure change, all still fall within the protection domain of technical solutions of the utility model.
Claims (5)
1. switch ground knife system, it is characterised in that: include switch ground knife assembly and open described in controlling
Close ground knife assembly close a floodgate and disconnect control unit, described switch ground knife assembly include base (1),
Insulator (4) that interlinked mechanism on base (1) is set, be arranged on base (1), arrange
Static contact (5) at insulator (4) top and the moving contact (3) being arranged on described interlinked mechanism,
Described interlinked mechanism includes the rotary shaft (2) being arranged on base (1) and is arranged on rotary shaft (2)
Side and be used for driving the motor (6) of rotary shaft (2), described moving contact (3) to be arranged on rotation
On axle (2), described base (1) includes base plate (1-1) and mounting base (1-1) two ends
First supporting leg (1-2) and the second supporting leg (1-3), one end of described rotary shaft (2) passes through first
Spring (7-1) is fixing with the first supporting leg (1-2) to be connected, and the other end of described rotary shaft (2) leads to
Crossing that the second spring (7-2) and the second supporting leg (1-3) are fixing to be connected, described moving contact (3) is with quiet
The contact site that contact (5) contacts is spill, and described static contact (5) connects with moving contact (3)
The contact site touched is the convex matched with moving contact (3)；Described control unit includes controller (12),
The input of described controller (12) is connected to the first foil gauge (10) being arranged on static contact (5)
And second foil gauge (11), for detecting the current acquisition module (13) of bus current and for hands
The input button (14) of dynamic operation, the outfan of described controller (12) is connected to display (15)
And motor drive module, the outfan of described motor drive module connects with the input of motor (6).
2. according to the switch ground knife system described in claim 1, it is characterised in that: described first spring
(7-1) one end is arranged on one end of rotary shaft (2) by the first securing member (8-1), institute
The one end stating the second spring (7-2) is arranged on rotary shaft (2) by the second securing member (8-2)
On the other end, the other end of described first spring (7-1) is arranged on by the 3rd securing member (9-1)
On first supporting leg (1-2), the other end of described second spring (7-2) passes through the 4th securing member (9-2)
It is arranged on the second supporting leg (1-3).
3. according to the switch ground knife system described in claim 1 or 2, it is characterised in that: described motor
Module is driven to include the first relay (16-1), the second relay (16-2) and the first relay
(16-1) outfan connects the first controllable silicon (17-1) and exporting with the second relay (16-2)
The second controllable silicon (17-2) that end connects, the input and second of described first relay (16-1)
The input of relay (16-2) all outfans with controller (12) connect, described first controlled
The outfan of silicon (17-1) and the outfan of the second controllable silicon (17-2) all defeated with motor (6)
Enter end to connect.
4. according to the switch ground knife system described in claim 1 or 2, it is characterised in that: described electric current
Acquisition module (13) includes sampling resistor and the amplifier connected with described sampling resistor outfan.
5. according to the switch ground knife system described in claim 1 or 2, it is characterised in that: described control
Device (12) is single-chip microcomputer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620408644.9U CN205645643U (en) | 2016-05-06 | 2016-05-06 | Switch ground sword device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620408644.9U CN205645643U (en) | 2016-05-06 | 2016-05-06 | Switch ground sword device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205645643U true CN205645643U (en) | 2016-10-12 |
Family
ID=57050014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620408644.9U Active CN205645643U (en) | 2016-05-06 | 2016-05-06 | Switch ground sword device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205645643U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106653452A (en) * | 2016-11-25 | 2017-05-10 | 河南众联云科工程技术有限公司 | Automatic engagement-disengagement isolation switch |
-
2016
- 2016-05-06 CN CN201620408644.9U patent/CN205645643U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106653452A (en) * | 2016-11-25 | 2017-05-10 | 河南众联云科工程技术有限公司 | Automatic engagement-disengagement isolation switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |