CN109817483A - A kind of safe and reliable switching device of electric system - Google Patents
A kind of safe and reliable switching device of electric system Download PDFInfo
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- CN109817483A CN109817483A CN201910087027.1A CN201910087027A CN109817483A CN 109817483 A CN109817483 A CN 109817483A CN 201910087027 A CN201910087027 A CN 201910087027A CN 109817483 A CN109817483 A CN 109817483A
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- 230000003447 ipsilateral effect Effects 0.000 claims abstract description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 14
- 229910052742 iron Inorganic materials 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 6
- 235000005121 Sorbus torminalis Nutrition 0.000 claims description 4
- 244000152100 Sorbus torminalis Species 0.000 claims description 4
- 150000001875 compounds Chemical class 0.000 claims description 4
- 239000011810 insulating material Substances 0.000 claims description 4
- 239000010687 lubricating oil Substances 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 10
- 238000010586 diagram Methods 0.000 description 4
- 238000007789 sealing Methods 0.000 description 3
- 239000004020 conductor Substances 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000018199 S phase Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The present invention relates to a kind of safe and reliable switching devices of electric system, including bottom plate, blade of knife switch and two contact plates, the blade of knife switch is located between two contact plates, the contact plate is vertical with bottom plate, the blade of knife switch and contact plate are located at the ipsilateral of bottom plate, the blade of knife switch is obliquely installed, the contact plate is between blade of knife switch and bottom, minimum range between two contact plates is less than the thickness of blade of knife switch, the bottom plate is equipped with protection mechanism, the side of the close blade of knife switch of bottom plate is arranged in the guard assembly, bindiny mechanism is equipped on two contact plates, the bindiny mechanism is located at the side of the separate blade of knife switch of contact plate, the safe and reliable switching device of the electric system improves safety by protection mechanism, moreover, reliability is also improved by bindiny mechanism, it avoids loosening between blade of knife switch and contact plate.
Description
Technical field
The present invention relates to field of electrical equipment, in particular to the safe and reliable switching device of a kind of electric system.
Background technique
Power equipment refers to for generating electricity, powering, transmit electricity and the various equipment of power transformation, wherein disconnecting link is power equipment hand
One kind of dynamic switch, alias plug-in strip are generally chiefly used in low tension, there is single-phase disconnecting link and three-phase disconnecting link.
Existing disconnecting link is impacted during divide-shut brake by mechanical closure power, because of contact deformation caused by mechanical wear and is fallen off
Deng or disconnecting link and connecting position of wires caused junction loosened screw by wind-force swing for a long time, increase contact resistance, to lead
It causes disconnecting link internal temperature excessively high, disconnecting link can be made to burn when serious, influence power network safety operation, moreover, existing knife
Mostly there is the case where exposed metal/bare metal in lock, Yi Fasheng electric shock accidents reduces safety.
Summary of the invention
The technical problem to be solved by the present invention is for overcome the deficiencies in the prior art, providing a kind of peace of electric system
Complete reliable switching device.
The technical solution adopted by the present invention to solve the technical problems is: a kind of safe and reliable switch dress of electric system
It sets, including bottom plate, blade of knife switch and two contact plates, the blade of knife switch is located between two contact plates, the contact plate and bottom plate
Vertically, the blade of knife switch and contact plate are located at the ipsilateral of bottom plate, and the blade of knife switch is obliquely installed, and the contact plate is located at blade of knife switch
Between bottom plate, the minimum range between two contact plates is less than the thickness of blade of knife switch, and the bottom plate is equipped with protection mechanism, institute
The side that the close blade of knife switch of bottom plate is arranged in guard assembly is stated, bindiny mechanism, the connection machine are equipped on two contact plates
Structure is located at the side of the separate blade of knife switch of contact plate；
The protection mechanism includes fixing pipe, rotation pipe, connecting plate, handle, hinge assembly and two support plates, described solid
Fixed pipe is parallel with bottom plate, and the fixing pipe and rotation pipe are coaxially disposed, and the fixing pipe is arranged in rotation pipe, the fixing pipe
Outer diameter it is equal with the internal diameter of rotation pipe, the connecting plate is arranged in fixing pipe, and the connecting plate is parallel with bottom plate, the company
Between bottom plate and connecting plate, the connecting plate is fixed on the inner wall of fixing pipe fishplate bar, and the support plate is vertical with bottom plate,
The both ends of the fixing pipe are fixedly connected with two support plates respectively, and the support plate is fixed on bottom plate, the rotation pipe
Both ends are respectively with two support plates against the blade of knife switch is located at the side of the separate bottom plate of connecting plate, sets in the fixing pipe
There is sliding slot, the sliding slot is matched with blade of knife switch, and the sliding slot is located at the side of the separate bottom plate of connecting plate, and the blade of knife switch is located at
In sliding slot, one end of the blade of knife switch is fixedly connected with the inner wall of rotation pipe, and the another of blade of knife switch is arranged in the hinge assembly
The side of the separate bottom plate of connecting plate, one end and bottom of the close rotation pipe of the blade of knife switch is arranged in end, the hinge assembly
The distance between plate is greater than the distance between the other end and bottom plate of blade of knife switch, and the handle is fixed in rotation pipe, and described
Hand is located at the side of the separate bottom plate of rotation pipe；
The bindiny mechanism includes that sliding block, movable plate, electromagnet, two slide bars and two springs, the sliding block are fixed on
On connecting plate, the electromagnet is fixed on the side of the separate contact plate of sliding block, and the slide bar is parallel with fixing pipe, the electromagnetism
Iron is located between two slide bars, and the spring and slide bar correspond, and the sliding block is set on slide bar, the contact plate and cunning
One end of bar is fixedly connected, and the movable plate is fixed on the other end of slide bar, and the movable plate is parallel with contact plate, the movement
Plate and electromagnet face are arranged, and between contact plate and sliding block, the sliding block is connect by spring with contact plate the spring,
The making material for driving movable plate is iron.
Preferably, in order to improve safety, the sliding block and slide bar are insulating materials.
Preferably, being coated with lubricating oil on the slide bar to reduce the frictional force between slide bar and sliding block.
Preferably, the function in order to realize blade of knife switch rotation, the hinge assembly includes rotation axis and two bearing blocks,
The rotation axis is parallel with fixing pipe, and two bearing blocks are separately mounted to the both ends of rotation axis, and the bearing block is fixed on connection
On plate, one end of the separate rotation pipe of the blade of knife switch is fixedly connected with the rotating shaft.
Preferably, for the ease of fixed rotation pipe, the rotation pipe is equipped with magnet block and fixed link, the fixed link
Vertical with bottom, one end of the fixed link is fixed on the side of the close rotation pipe of bottom plate, the other end of the fixed link with
Magnet block is against the magnet block is fixed in rotation pipe, and the making material of the fixing pipe is iron.
Preferably, in order to realize automation, the rotation pipe is equipped with touch sensor, the touch sensor
Between bottom plate and connecting plate, the bottom plate is equipped with PLC, and the touch sensor and electromagnet are electrically connected with PLC.
Preferably, being bonded for the ease of blade of knife switch with contact plate, the contact plate is equipped with chamfering.
Preferably, the support plate is equipped with through-hole and Air Filter, the through-hole and fixation for improving radiating effect
Pipe coaxial arrangement, the aperture of the through-hole are less than the internal diameter of fixing pipe, and the Air Filter is arranged in through-hole.
Preferably, the handle is equipped with anti-skid chequer in order to avoid skidding.
Preferably, being coated with stop-leak compound on the inner wall of the rotation pipe to improve leakproofness.
The invention has the advantages that the safe and reliable switching device of the electric system improves peace by protection mechanism
Quan Xing, compared with existing protection mechanism, which constitutes the space of a sealing, and protection is mutually more preferable, not only such as
This, also improves reliability by bindiny mechanism, avoids loosening between blade of knife switch and contact plate, with existing bindiny mechanism's phase
Than the bindiny mechanism does not have the limitation of use environment, and practicability is stronger.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is the structural schematic diagram of the safe and reliable switching device of electric system of the invention；
Fig. 2 is the cross-sectional view of the safe and reliable switching device of electric system of the invention；
Fig. 3 is the structural schematic diagram of the bindiny mechanism of the safe and reliable switching device of electric system of the invention；
Fig. 4 is the structural schematic diagram of the hinge assembly of the safe and reliable switching device of electric system of the invention；
In figure: 1. bottom plates, 2. blade of knife switch, 3. contact plates, 4. fixing pipes, 5. rotation pipes, 6. connecting plates, 7. handles, 8.
Fagging, 9. sliding blocks, 10. movable plates, 11. electromagnet, 12. slide bars, 13. springs, 14. rotation axis, 15. bearing blocks, 16. magnet
Block, 17. fixed links, 18. touch sensors, 19. Air Filters.
Specific embodiment
In conjunction with the accompanying drawings, the present invention is further explained in detail.These attached drawings are simplified schematic diagram, only with
Illustration illustrates basic structure of the invention, therefore it only shows the composition relevant to the invention.
As shown in Figure 1, a kind of safe and reliable switching device of electric system, including bottom plate 1, blade of knife switch 2 and two connect
Touch panel 3, the blade of knife switch 2 are located between two contact plates 3, and the contact plate 3 is vertical with bottom plate 1, the blade of knife switch 2 and contact
Plate 3 is located at the ipsilateral of bottom plate 1, and the blade of knife switch 2 is obliquely installed, and the contact plate 3 is between blade of knife switch 2 and bottom plate 1, and two
Minimum range between contact plate 3 is less than the thickness of blade of knife switch 2, and the bottom plate 1 is equipped with protection mechanism, and the guard assembly is set
It sets and is equipped with bindiny mechanism on the side of the close blade of knife switch 2 of bottom plate 1, two contact plates 3, the bindiny mechanism is located at contact
The side of the separate blade of knife switch 2 of plate 3；
It is bonded respectively with two contact plates 3 by the two sides that user operates blade of knife switch 2, realizes that the switching device is closed,
Here the effect that bindiny mechanism is arranged is to avoid contact with plate 3 and the loosening of blade of knife switch 2, and the effect that protection mechanism is arranged is to improve safety
Property.
As shown in Fig. 2, the protection mechanism includes fixing pipe 4, rotation pipe 5, connecting plate 6, handle 7, hinge assembly and two
A support plate 8, the fixing pipe 4 is parallel with bottom plate 1, and the fixing pipe 4 is coaxially disposed with rotation pipe 5, and the fixing pipe 4 is arranged
In rotation pipe 5, the outer diameter of the fixing pipe 4 is equal with the internal diameter of rotation pipe 5, and the connecting plate 6 is arranged in fixing pipe 4,
The connecting plate 6 is parallel with bottom plate 1, and between bottom plate 1 and connecting plate 6, the connecting plate 6 is fixed on the connecting plate 6
On the inner wall for determining pipe 4, the support plate 8 is vertical with bottom plate 1, and the both ends of the fixing pipe 4 are fixed with two support plates 8 respectively to be connected
It connects, the support plate 8 is fixed on bottom plate 1, and the both ends of the rotation pipe 5 are respectively with two support plates 8 against the blade of knife switch
2 are located at the side of the separate bottom plate 1 of connecting plate 6, and the fixing pipe 4 is equipped with sliding slot, and the sliding slot is matched with blade of knife switch 2, institute
State the side that sliding slot is located at the separate bottom plate 1 of connecting plate 6, the blade of knife switch 2 is located in sliding slot, one end of the blade of knife switch 2 with
The inner wall of rotation pipe 5 is fixedly connected, and the other end of blade of knife switch 2 is arranged in the hinge assembly, and the hinge assembly setting is even
The side of the separate bottom plate 1 of fishplate bar 6, the distance between one end of the close rotation pipe 5 of the blade of knife switch 2 and bottom plate 1 are greater than lock
The distance between other end and bottom plate 1 of blade 2, the handle 7 is fixed in rotation pipe 5, and the handle 7 is located at rotation pipe 5
Separate bottom plate 1 side；
Fixing pipe 4 keeps opposing stationary positional relationship by support plate 8 and bottom plate 1, fixing pipe 4 by connecting plate 6 with
Contact plate 3 keeps opposing stationary positional relationship, and user pushes handle 7, rotates rotation pipe 5, and the rotation of rotation pipe 5 drives
Blade of knife switch 2 is rotated by hinge assembly, is bonded the two sides of blade of knife switch 2 with two contact plates 3 respectively.
As shown in figure 3, the bindiny mechanism includes sliding block 9, movable plate 10,11, two slide bars 12 of electromagnet and two bullets
Spring 13, the sliding block 9 are fixed on connecting plate 6, and the electromagnet 11 is fixed on the side of the separate contact plate 3 of sliding block 9, described
Slide bar 12 is parallel with fixing pipe 4, and the electromagnet 11 is located between two slide bars 12, and the spring 13 and slide bar 12 1 are a pair of
It answers, the sliding block 9 is set on slide bar 12, and the contact plate 3 is fixedly connected with one end of slide bar 12, and the movable plate 10 is fixed
In the other end of slide bar 12, the movable plate 10 is parallel with contact plate 3, and the movable plate 10 is arranged with 11 face of electromagnet, institute
Spring 13 is stated between contact plate 3 and sliding block 9, the sliding block 9 is connect by spring 13 with contact plate 3, and movable plate 10 is driven
Making material be iron.
When the two sides of blade of knife switch 2 are bonded with two contact plates 3 respectively, push contact plate 3 towards close by blade of knife switch 2
9 direction of sliding block is mobile, compresses spring 13, and then, electromagnet 11 is powered, and makes to produce between the movable plate 10 of irony and electromagnet 11
The raw active force to attract each other, thus make movable plate 10 by slide bar 12 driven under the supporting role of sliding block 9 contact plate 3 towards
It is mobile close to 2 direction of blade of knife switch, the intensity that contact plate 3 is bonded with blade of knife switch 2 is improved, when blade of knife switch 2 is separated with contact plate 3,
Electromagnet 11 powers off, and contact plate 3 resets under the elastic reaction of spring 13.
Preferably, the sliding block 9 and slide bar 12 are insulating materials in order to improve safety.
Insulating materials is the non electrically conductive material in the case where allowing voltage, but is not absolute non electrically conductive material, can be to avoid connecing
When being powered short circuit phenomenon occurs for touch panel 3, improves electrical safety.
Preferably, being coated with lubricating oil on the slide bar 12 to reduce the frictional force between slide bar 12 and sliding block 9.
The effect of lubricating oil is the frictional force reduced between slide bar 12 and sliding block 9, improves the mobile fluency of slide bar 12.
As shown in figure 4, the hinge assembly includes rotation axis 14 and two bearing blocks 15, the rotation axis 14 and fixing pipe
4 is parallel, and two bearing blocks 15 are separately mounted to the both ends of rotation axis 14, and the bearing block 15 is fixed on connecting plate 6, the lock
One end of the separate rotation pipe 5 of blade 2 is fixedly connected with rotation axis 14.
When rotation pipe 5 rotates, blade of knife switch 2 is driven to rotate under the supporting role of bearing block 15 by rotation axis 14, it is real
The function of the rotation of blade of knife switch 2 is showed.
Preferably, the rotation pipe 5 is equipped with magnet block 16 and fixed link 17, described for the ease of fixed rotation pipe 5
Fixed link 17 is vertical with bottom, and one end of the fixed link 17 is fixed on the side of the close rotation pipe 5 of bottom plate 1, the fixation
The other end and magnet block 16 of bar 17 are against the magnet block 16 is fixed in rotation pipe 5, the making material of the fixing pipe 4
For iron.
Fixed link 17 by magnet block 16 and irony is against sucking magnet block 16 with fixed link 17, avoid the rotation
Pipe 5 rotates under the effect of gravity, has reached the function of fixed rotation pipe 5.
Preferably, the rotation pipe 5 is equipped with touch sensor 18, and the contact passes in order to realize automation
For sensor 18 between bottom plate 1 and connecting plate 6, the bottom plate 1 is equipped with PLC, the touch sensor 18 and electromagnet 11
It is electrically connected with PLC.
When user pushes handle 7 to rotate rotation pipe 5, rotation pipe 5 drives touch sensor 18 to support with bottom plate 1
It leans on, to make touch sensor 18 detect signal and pass to PLC, PLC controls electromagnet 11 and is powered, and realizes automatic
Change.
Preferably, being bonded for the ease of blade of knife switch 2 with contact plate 3, the contact plate 3 is equipped with chamfering.
The effect of chamfering be it is stuck when blade of knife switch 2 being avoided to be bonded with contact plate 3, pasted convenient for blade of knife switch 2 and contact plate 3
It closes.
Preferably, for improving radiating effect, the support plate 8 is equipped with through-hole and Air Filter 19, the through-hole with
Fixing pipe 4 is coaxially disposed, and the aperture of the through-hole is less than the internal diameter of fixing pipe 4, and the Air Filter 19 is arranged in through-hole.
Internal heat can be discharged in use in order to the switching device by through-hole, it can be with by Air Filter 19
It avoids dust from entering in fixing pipe 4 from through-hole, realizes dust-proof effect.
Preferably, the handle 7 is equipped with anti-skid chequer in order to avoid skidding.
The effect of anti-skid chequer is the frictional force improved using between axis hand and handle 7, avoids skidding.
Preferably, being coated with stop-leak compound on the inner wall of the rotation pipe 5 to improve leakproofness.
The effect of stop-leak compound is the gap reduced between rotation pipe 5 and fixing pipe 4, improves leakproofness, avoid dust into
Enter inside fixing pipe 4.
The switching device application method:
User pushes handle 7, rotates rotation pipe 5, and the rotation of rotation pipe 5 pushes blade of knife switch 2, and blade of knife switch 2 is with turn
Moving axis 14 rotates under the supporting role of bearing block 15, so that blade of knife switch 2 rotates, connects the two sides of blade of knife switch 2 with two respectively
Touch panel 3 is bonded, and blade of knife switch 2 pushes contact plate 3 towards close to the movement of 9 direction of sliding block, compresses spring 13, then, electromagnet 11
It is powered, makes to generate the active force to attract each other between the movable plate 10 of irony and electromagnet 11, so that movable plate 10 be made to pass through cunning
Bar 12 drives contact plate 3 towards, raising contact plate 3 and blade of knife switch mobile close to 2 direction of blade of knife switch under the supporting role of sliding block 9
The intensity of 2 fittings, when blade of knife switch 2 is separated with contact plate 3, electromagnet 11 is powered off, and contact plate 3 is under the elastic reaction of spring 13
It resets.
Here, contact plate 3 and blade of knife switch 2 is made to be in the space of a sealing by fixing pipe 4, rotation pipe 5 and support plate 8
It is interior, so as to avoid occurring electric shock phenomenon, safety is improved, it is strong by being bonded between raising contact plate 3 and blade of knife switch 2
Degree, avoids contact with plate 3 and blade of knife switch 2 loosens, and reduces contact resistance, reduces the internal temperature of the switching device, improves reliable
Property.
Compared with prior art, the safe and reliable switching device of the electric system improves safety by protection mechanism
Property, compared with existing protection mechanism, which constitutes the space of a sealing, and protection is mutually more preferable, moreover,
Reliability is also improved by bindiny mechanism, avoids loosening between blade of knife switch 2 and contact plate 3, compared with existing bindiny mechanism,
The bindiny mechanism does not have the limitation of use environment, and practicability is stronger.
Taking the above-mentioned ideal embodiment according to the present invention as inspiration, through the above description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property range is not limited to the contents of the specification, it is necessary to which the technical scope thereof is determined according to the scope of the claim.
Claims (10)
1. a kind of safe and reliable switching device of electric system, including bottom plate (1), blade of knife switch (2) and two contact plates (3),
The blade of knife switch (2) is located between two contact plates (3), and the contact plate (3) is vertical with bottom plate (1), the blade of knife switch (2) and
Contact plate (3) is located at the ipsilateral of bottom plate (1), and the blade of knife switch (2) is obliquely installed, the contact plate (3) be located at blade of knife switch (2) and
Between bottom plate (1), the minimum range between two contact plates (3) is less than the thickness of blade of knife switch (2), which is characterized in that the bottom
Plate (1) is equipped with protection mechanism, and the guard assembly is arranged in the side of the close blade of knife switch (2) of bottom plate (1), two contact plates
(3) bindiny mechanism is equipped on, the bindiny mechanism is located at the side of the separate blade of knife switch (2) of contact plate (3)；
The protection mechanism includes fixing pipe (4), rotation pipe (5), connecting plate (6), handle (7), hinge assembly and two supports
Plate (8), the fixing pipe (4) is parallel with bottom plate (1), and the fixing pipe (4) and rotation pipe (5) are coaxially disposed, the fixing pipe
(4) setting is in rotation pipe (5), and the outer diameter of the fixing pipe (4) is equal with the internal diameter of rotation pipe (5), and the connecting plate (6) sets
It sets in fixing pipe (4), the connecting plate (6) is parallel with bottom plate (1), and the connecting plate (6) is located at bottom plate (1) and connecting plate
(6) between, the connecting plate (6) is fixed on the inner wall of fixing pipe (4), and the support plate (8) is vertical with bottom plate (1), described
The both ends of fixing pipe (4) are fixedly connected with two support plates (8) respectively, and the support plate (8) is fixed on bottom plate (1), described
The both ends of rotation pipe (5) are respectively with two support plates (8) against the blade of knife switch (2) is located at the separate bottom plate of connecting plate (6)
(1) side, the fixing pipe (4) are equipped with sliding slot, and the sliding slot is matched with blade of knife switch (2), and the sliding slot is located at connecting plate
(6) side of separate bottom plate (1), the blade of knife switch (2) are located in sliding slot, one end and rotation pipe (5) of the blade of knife switch (2)
Inner wall be fixedly connected, in the other end of blade of knife switch (2), the hinge assembly is arranged in connecting plate for hinge assembly setting
(6) side of separate bottom plate (1), the distance between one end and bottom plate (1) of the close rotation pipe (5) of the blade of knife switch (2)
Greater than the distance between the other end of blade of knife switch (2) and bottom plate (1), the handle (7) is fixed on rotation pipe (5), and described
Hand (7) is located at the side of the separate bottom plate (1) of rotation pipe (5)；
The bindiny mechanism includes sliding block (9), movable plate (10), electromagnet (11), two slide bars (12) and two springs (13),
The sliding block (9) is fixed on connecting plate (6), and the electromagnet (11) is fixed on the one of the separate contact plate (3) of sliding block (9)
Side, the slide bar (12) is parallel with fixing pipe (4), and the electromagnet (11) is located between two slide bars (12), the spring
(13) it is corresponded with slide bar (12), the sliding block (9) is set on slide bar (12), the contact plate (3) and slide bar (12)
One end is fixedly connected, and the movable plate (10) is fixed on the other end of slide bar (12), and the movable plate (10) and contact plate (3) are flat
Row, the movable plate (10) and electromagnet (11) face are arranged, and the spring (13) is located between contact plate (3) and sliding block (9),
The sliding block (9) is connect by spring (13) with contact plate (3), and driving the making material of movable plate (10) is iron.
2. the safe and reliable switching device of electric system as described in claim 1, which is characterized in that the sliding block (9) and
Slide bar (12) is insulating materials.
3. the safe and reliable switching device of electric system as described in claim 1, which is characterized in that on the slide bar (12)
It is coated with lubricating oil.
4. the safe and reliable switching device of electric system as described in claim 1, which is characterized in that the hinge assembly packet
Rotation axis (14) and two bearing blocks (15) are included, the rotation axis (14) is parallel with fixing pipe (4), and two bearing blocks (15) are respectively
The both ends of rotation axis (14) are mounted on, the bearing block (15) is fixed on connecting plate (6), and the separate of the blade of knife switch (2) turns
One end of dynamic pipe (5) is fixedly connected with rotation axis (14).
5. the safe and reliable switching device of electric system as described in claim 1, which is characterized in that the rotation pipe (5)
It is equipped with magnet block (16) and fixed link (17), the fixed link (17) is vertical with bottom, and one end of the fixed link (17) is solid
It is scheduled on the side of the close rotation pipe (5) of bottom plate (1), the other end of the fixed link (17) and magnet block (16) are against described
Magnet block (16) is fixed on rotation pipe (5), and the making material of the fixing pipe (4) is iron.
6. the safe and reliable switching device of electric system as described in claim 1, which is characterized in that the rotation pipe (5)
It is equipped with touch sensor (18), the touch sensor (18) is located between bottom plate (1) and connecting plate (6), the bottom
Plate (1) is equipped with PLC, and the touch sensor (18) and electromagnet (11) are electrically connected with PLC.
7. the safe and reliable switching device of electric system as described in claim 1, which is characterized in that the contact plate (3)
It is equipped with chamfering.
8. the safe and reliable switching device of electric system as described in claim 1, which is characterized in that the support plate (8)
It is equipped with through-hole and Air Filter (19), the through-hole and fixing pipe (4) are coaxially disposed, and the aperture of the through-hole is less than fixing pipe
(4) internal diameter, the Air Filter (19) are arranged in through-hole.
9. the safe and reliable switching device of electric system as described in claim 1, which is characterized in that on the handle (7)
Equipped with anti-skid chequer.
10. the safe and reliable switching device of electric system as described in claim 1, which is characterized in that the rotation pipe (5)
Inner wall on be coated with stop-leak compound.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910087027.1A CN109817483B (en) | 2019-01-29 | 2019-01-29 | Safe and reliable switching device of power system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910087027.1A CN109817483B (en) | 2019-01-29 | 2019-01-29 | Safe and reliable switching device of power system |
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| Publication Number | Publication Date |
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| CN109817483A true CN109817483A (en) | 2019-05-28 |
| CN109817483B CN109817483B (en) | 2020-05-12 |
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| JP2018129293A (en) * | 2016-12-16 | 2018-08-16 | ジョンソン エレクトリック ソシエテ アノニム | Switching device |
| CN206806249U (en) * | 2017-06-07 | 2017-12-26 | 瑞安市阿汉汽车部件有限公司 | A kind of protection against electric shock magnetic switch |
| CN107946120A (en) * | 2017-12-24 | 2018-04-20 | 浙江柳晶整流器有限公司 | A kind of low-voltage knife switch for avoiding that electric shock accidents occurs |
| CN108022788A (en) * | 2017-12-24 | 2018-05-11 | 乐清市驰林电气有限公司 | A kind of good household low pressure knife-like switch of safety in utilization |
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| CN109817483B (en) | 2020-05-12 |
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