CN208508600U - A kind of manual interlocking mechanism of PC grades of double-power supply switching device - Google Patents
A kind of manual interlocking mechanism of PC grades of double-power supply switching device Download PDFInfo
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- CN208508600U CN208508600U CN201821024004.3U CN201821024004U CN208508600U CN 208508600 U CN208508600 U CN 208508600U CN 201821024004 U CN201821024004 U CN 201821024004U CN 208508600 U CN208508600 U CN 208508600U
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Abstract
The utility model discloses a kind of manual interlocking mechanism of PC grades of double-power supply switching device, installation carrier of the angle lid as the components of manual interlocking mechanism；Switching of the automatic-manual changeover module as two kinds of working conditions of automatic-manual of PC grades of double-power supply switching devices, including rotating lock cylinder, cover cylindricality lock housing, sliding piece and key；Mechanical interlocking assembly is as the state locking interlocked manually, including interlocking connecting lever, two rivet shafts, chain tension spring；Interlocking connecting lever is special-shaped three-dimensional structure；Electric interlock component, as the control switch of electric interlock, by the control of automatic-manual changeover module and mechanical interlocking assembly.Its advantage is that: scientific structure is simple, and design is rationally, easy to manufacture, it to unlock in advance when with automatic-manual switching, it just can enter automatic mode after resetting etc. manual interlocking mechanism, maloperation prevented, to improve the reliability and safety of PC grades of double-power supply switching devices.
Description
Technical field
The utility model relates to a kind of low-voltage distribution electric appliance more particularly to a kind of PC grades of double-power supply switching device and its manually
Interlocking mechanism.
Background technique
In low-voltage distribution apparatus, double-power supply switching device is used primarily in emergency power supply system, by load circuit from one
The common automatic changing-over of power supply to another backup power source device for switching, to ensure that important load is continuous, reliability service.Therefore,
Double power supply automatic transfer switch is usually applied in important electricity utilization site, such as hospital, airport, harbour, and dual power supply switching is depended on
Device provides continuous power supply.In power supply system when common power supply breaks down, backup power source power supply can be switched to, it can
It avoids trouble power from powering to the load, and can reliably select the qualified normal operation of power supply investment, to guarantee that power supply is uninterrupted.
PC grades of double-power supply switching devices are generally encapsulated in a complete shell, and wiring is two road power supplys, and alternative is standby each other
With being formed by the superposition of two load-break switch and controller combination, there is mechanical interlocking and electric interlock, at traditional PC grades
It there are two groups of moving contacts in dual-power transfer switch, is realized by mechanical interlocking and electric interlock, prevents electricity of currently powering
Source and spare power sources in parallel are run.Double power supply converting switch control device generally comprises automatic control and manually controls two kinds of behaviour
Make mode, therefore, in order to safe and reliable, the conflict that mechanical interlocking and electric interlock operate in order to prevent needs to be arranged automatic control
Make and manually control the interlocking mechanism of two kinds of modes of operation.
Utility model content
To solve the existing overload i.e. breaker of plastic casing of tripping protection there are drawbacks described above, the utility model provides a kind of knot
The manual interlocking mechanism of the PC grade double-power supply switching device of structure science.
To achieve the above object, the scheme that the utility model is taken is: a kind of PC grades of double-power supply switching device it is manual
Latch mechanism, characterized in that include:
Angle lid, the installation carrier of the components as manual interlocking mechanism, while doubling as PC grades of double-power supply switching devices
The lid of controller, whole at right angles structure are divided into two right-angle surfaces, and two right-angle surfaces respectively correspond as cover and side loading board；Face
The structure that is square is covered, in addition to right-angle side, the edge on three sides of cover is equipped with 2 fixed ears for bending 90 degree inwardly, fixed
Ear is equipped with threaded hole；Cover is equipped with strip locked groove on the right of the inside by the right angle of nearside loading board；It keeps left on the inside of cover
Middle position is equipped with dress lockhole；
Automatic-manual changeover module, two kinds of working conditions of automatic-manual as PC grades of double-power supply switching devices are cut
It changes, including rotating lock cylinder, cover cylindricality lock housing, sliding piece and key, cover cylindricality lock housing is fixed on cover by filling lockhole, is revolved
Rotatable lock core is fixed in cover cylindricality lock housing, and the edge of rotating lock cylinder end bias is arranged in sliding piece；
Mechanical interlocking assembly, as the state locking interlocked manually, including interlocking connecting lever, two rivet shafts, chain drawing
Spring；Interlocking connecting lever is special-shaped three-dimensional structure, turns shape structure in flat in X-Y axial plane, is cursor in X-axis part, in Y-axis side
It is limit marking plate in Z-direction, cursor end is equipped with rotating hole, and a rivet shaft passes through rotating hole to for coupled arm
Cursor end is removably secured to the right on the inside of the side loading board of cover；Tension spring is equipped on the outside of the middle part of cursor
Hook, side loading board are equipped with tension spring stay hook in the lower right of tension spring hook, and chain tension spring both ends are separately fixed at tension spring hook and tension spring is solid
Determine to tense interlocking connecting lever downwards on hook；Coupled arm stretches out from the strip locked groove of cover, and limit marking plate is vertically set on
The end of coupled arm is simultaneously parallel with cover；It is equipped with the oval lockhole being laterally arranged in the middle part of coupled arm, is worn for the pin tongue for padlock
Oval lockhole is crossed by coupled arm latched position；It interlocks connecting lever and is equipped with axis hole in the corner that cursor is connected with coupled arm, it is another
Rivet shaft is arranged by the axis hole in interlocking connecting lever corner；
Electric interlock component, as the control switch of electric interlock, by automatic-manual changeover module and mechanical interlocking assembly
Control, the micro limit switch including 2 with tabletting；Switch after 2 micro limit switch are electrically coupled with PC grades of dual power supplies
The automatic controller of device is electrically connected, the position switch as electric interlock；One of micro limit switch as it is automatic-
Manual switch is arranged on the inside of cover below rotating lock cylinder, disconnect and closure by sliding piece release or
The tabletting of itself is depressed to realize；Another micro limit switch is arranged in as the state-detection switch interlocked manually
It interlocks on the inside of the side loading board below the axis hole of connecting lever, disconnects and be closed through the release of rivet shaft or pressure on fixed shaft hole
Itself tabletting is realized.
It is fixed as a further illustration of the above scheme, being equipped with auxiliary installation at left and right sides of the back of aforementioned side loading board
The flat bar in four holes of angle lid；Side loading board is equipped with the limit riveting axis of limitation coupled arm sidesway beside strip locked groove；Limit marking plate
On post padlock Pointing sign board.
It as a further improvement of the foregoing solution and further illustrates, aforementioned cover is equipped with two in terms of inside on the right side of cover
A insurance hole, cover centre are equipped with the operation axis hole stretched out for manual operation axis, operate and are cased with circlip for shaft on axis hole, and two
A fixed fuse of spiral is each passed through insurance hole and is fixed on cover.
As the explanation of above scheme, when locking, limit marking plate is lifted, coupled arm drives cursor around rivet shaft
Rotation, the oval lockhole on coupled arm are exposed to outside cover, and the pin tongue of padlock passes through oval lockhole for coupled arm latched position,
At this point, the rivet shaft of interlocking connecting lever corner unclamps the tabletting switched as state-detection, locking signal is issued.It unlocks
Afterwards, under the pulling force effect of chain tension spring, cursor is reversely rotated around rivet shaft, and coupled arm is driven to reset, on coupled arm
Oval lockhole is hidden into inside cover, and limit marking plate is close to cover surface, at this point, the rivet shaft of interlocking connecting lever corner will
Tabletting as state-detection switch compresses, and issues unlocking signal.When carrying out automatic-manual switching, rotated by key turns
The sliding piece of formula lock core, drive depresses the tabletting of automatic-manual switching switch, and micro limit switch is connected, and is issued corresponding
Signal；Key turns rotating lock cylinder is rotated backward, the sliding piece of drive unclamps the tabletting of automatic-manual switching switch, micro-
Dynamic travel switch disconnects, and issues corresponding signal.
From the foregoing, it will be observed that the utility model has the advantage that scientific structure is simple, design is rationally, easy to manufacture, has
Automatic-manual will unlock in advance when switching, and just can enter automatic mode after waiting manual interlocking mechanism to reset, prevent maloperation, from
And improve the reliability and safety of PC grades of double-power supply switching devices.
Detailed description of the invention
Fig. 1 is the main view of the manual interlocking mechanism of the PC grade double-power supply switching device of the utility model.
Fig. 2 is the left view of Fig. 1.
Fig. 3 is the top view of Fig. 1.
Fig. 4 is the perspective view of Fig. 1.
Fig. 5 is the perspective view of angle lid and mechanical interlocking assembly.
Fig. 6 is the perspective view for interlocking connecting lever.
Fig. 7 is the main view of Fig. 6.
Fig. 8 is the left view of Fig. 6.
Fig. 9 is the main view of PC grades of double-power supply switching devices.
Figure 10 is the top view of Fig. 9.
Drawing reference numeral explanation: the manual interlocking mechanism of 1-, the angle 2- lid, 3- automatic-manual changeover module, 4- mechanical interlocking group
Axis 7,8-PC grades of double-power supply switching devices, 9- controller, 10- bullet is manually operated in part, 5- electric interlock component, 6- fuse, 7-
Property retaining ring；11- padlock Pointing sign board, 12- limit riveting axis；20- cover, the side 21- loading board, 22- tension spring stay hook, 23- are fixed
Ear, 24- threaded hole, 25- fill lockhole, the flat bar in tetra- hole 26-, 27- insurance hole, 28- strip locked groove, 29- operation axis hole； 31-
Rotatable lock core, 32- cover cylindricality lock housing, 33- sliding piece, 34- key；40- interlocks connecting lever, 41- rivet shaft, the chain drawing of 42-
Spring, 43- ellipse lockhole, 44- cursor, 45- coupled arm, 46- limit marking plate, 47- rotating hole, 48- tension spring hook, 49- axis hole；
51- micro limit switch, 52-automatic-manuals switching switch, 53- state-detection switch, 54- tabletting.
Specific embodiment
With reference to the accompanying drawing and preferred embodiment, the utility model and its advantageous effects are carried out further detailed
It describes in detail bright.
Referring to Fig. 1 ~ Figure 10, a kind of manual interlocking mechanism 1 of PC grades of double-power supply switching device 8, characterized in that include:
Angle lid 2, the installation carrier of the components as manual interlocking mechanism 1, while doubling as PC grades of double-power supply switching devices 8
Controller 9 lid, whole at right angles structure is divided into two right-angle surfaces, and two right-angle surfaces respectively correspond as cover 20 and side dress
Plate 21；Cover 20 is square structure, and in addition to right-angle side, the edge on 20 3 sides of cover is equipped with 2 and bends 90 degree inwardly
23 ears are fixed, fix 23 ears equipped with threaded hole 24；Cover 20 is equipped with strip on the right of the inside by the right angle of nearside loading board 21
Shape locked groove 28；The middle position to keep left on the inside of cover 20 is equipped with dress lockhole 25；
Automatic-manual changeover module 3, two kinds of working conditions of automatic-manual as PC grades of double-power supply switching devices 8 are cut
It changes, including rotating lock cylinder 31, cover cylindricality lock housing 32, sliding piece 33 and key 34, cover cylindricality lock housing 32 is solid by dress lockhole 25
Fixed 23 on cover 20, and rotating lock cylinder 31 fixes 23 in cover cylindricality lock housing 32, and sliding piece 33 is arranged in rotating lock cylinder 31
The edge of end bias；
Mechanical interlocking assembly 4 as the state locking interlocked manually, including interlocks 40, two rivet shafts 41 of connecting lever, connects
Lock tension spring 42；Interlocking connecting lever 40 is special-shaped three-dimensional structure, turns shape structure in flat in X-Y axial plane, is cursor in X-axis part
44, Y direction be coupled arm 45, Z-direction be limit marking plate 46,44 end of cursor be equipped with rotating hole 47, one
44 end of cursor is rotatably fixed 23 in 21 inside of side loading board close to cover 20 by rotating hole 47 by rivet shaft 41
The right；Tension spring hook 48 is equipped on the outside of the middle part of cursor 44, side loading board 21 is equipped with tension spring in the lower right of tension spring hook 48 and fixes 23
Hook 22, chain 42 both ends of tension spring, which are fixed 23 respectively and fixed on 23 hooks 22 in tension spring hook 48 and tension spring, pulls down interlocking connecting lever 40
Tightly；Coupled arm 45 stretches out from the strip locked groove 28 of cover 20, and limit marking plate 46 is vertically set on the end of coupled arm 45
And it is parallel with cover 20；It is equipped with the oval lockhole 43 being laterally arranged in the middle part of coupled arm 45, passes through ellipse for the pin tongue for padlock
Lockhole 43 is by 45 latched position of coupled arm；It interlocks connecting lever 40 and is equipped with axis hole in the corner that cursor 44 and coupled arm 45 connect
49, another rivet shaft 41 is arranged by the axis hole 49 in interlocking 40 corner of connecting lever；
Electric interlock component 4, as the control switch of electric interlock, by automatic-manual changeover module 3 and mechanical interlocking group
The control of part 4, the micro limit switch 51 including 2 with tabletting 54；After 2 micro limit switch 51 are electrically coupled and PC grades double
The automatic controller 9 of power transfer device 8 is electrically connected, the position switch as electric interlock；One of microstroke is opened
51 are closed as automatic-manual and switches switch 52, is arranged in 20 inside of cover of 31 lower section of rotating lock cylinder, open and close of breaking
Conjunction is unclamped by sliding piece 33 or depresses the tabletting 54 of itself to realize；Another micro limit switch 51 as interlocking manually
State-detection switch 53 is arranged in 21 inside of side loading board of 49 lower section of axis hole of interlocking connecting lever 40, disconnects and closure is logical
The rivet shaft 41 fixed on 23 axis holes 49 is crossed to unclamp or depress the tabletting 54 of itself to realize.
Referring to Fig. 1 ~ Fig. 5, it is equipped with auxiliary installation at left and right sides of the back of the side loading board 21 and fixes the four of 23 jiaos of lids 2
The flat bar 26 in hole；Side loading board 21 is equipped with the limit riveting axis 12 of limitation 45 sidesway of coupled arm beside strip locked groove 28；Limit label
Padlock Pointing sign board 11 is posted on plate 46.
Referring to Fig. 1, Fig. 5, the cover 20 is set on the right side of cover 20 in terms of inside there are two insurance hole 27, among cover 20
Equipped with the operation axis hole 4929 stretched out for manual operation axis 7, operates and be cased with circlip for shaft 10, two spirals on axis hole 4929
The fuse 6 for fixing 23 formulas is each passed through insurance hole 27 and fixes 23 on cover 20.
Book and specific embodiment do not constitute any restrictions to the utility model according to the above description, and the utility model is not
It is confined to specific embodiment disclosed and described above, to some modification and variation of the utility model, it should also fall into this
In the scope of protection of the claims of utility model.
Claims (3)
1. a kind of manual interlocking mechanism of PC grades of double-power supply switching device, characterized in that include:
Angle lid, the installation carrier of the components as manual interlocking mechanism, while doubling as the control of PC grades of double-power supply switching devices
The lid of device, whole at right angles structure are divided into two right-angle surfaces, and two right-angle surfaces respectively correspond as cover and side loading board；Cover is in
Square structure, in addition to right-angle side, the edge on three sides of cover is equipped with 2 fixed ears for bending 90 degree inwardly, and fixed ear is set
There is threaded hole；Cover is equipped with strip locked groove on the right of the inside by the right angle of nearside loading board；The centre to keep left on the inside of cover
Position is equipped with dress lockhole；
Automatic-manual changeover module, the switching of two kinds of working conditions of automatic-manual as PC grades of double-power supply switching devices, packet
Rotating lock cylinder, cover cylindricality lock housing, sliding piece and key are included, cover cylindricality lock housing is fixed on cover by filling lockhole, rotatably
Lock core is fixed in cover cylindricality lock housing, and the edge of rotating lock cylinder end bias is arranged in sliding piece；
Mechanical interlocking assembly, as the state locking interlocked manually, including interlocking connecting lever, two rivet shafts, chain tension spring；Connection
Locking connecting lever is special-shaped three-dimensional structure, turns shape structure in flat in X-Y axial plane, is cursor in X-axis part, is in Y direction
Coupled arm is limit marking plate in Z-direction, and cursor end is equipped with rotating hole, and a rivet shaft will be turned by rotating hole
Swing arm end is removably secured to the right on the inside of the side loading board of cover；Tension spring hook, side are equipped on the outside of the middle part of cursor
Loading board is equipped with tension spring stay hook in the lower right of tension spring hook, and chain tension spring both ends are separately fixed on tension spring hook and tension spring stay hook
Interlocking connecting lever is tensed downwards；Coupled arm stretches out from the strip locked groove of cover, and limit marking plate is vertically set on coupled arm
End and parallel with cover；It is equipped with the oval lockhole being laterally arranged in the middle part of coupled arm, passes through ellipse for the pin tongue for padlock
Lockhole is by coupled arm latched position；It interlocks connecting lever and is equipped with axis hole, another rivet in the corner that cursor is connected with coupled arm
Shaft is arranged by the axis hole in interlocking connecting lever corner；
Electric interlock component, as the control switch of electric interlock, by the control of automatic-manual changeover module and mechanical interlocking assembly
System, the micro limit switch including 2 with tabletting；2 micro limit switch are electrically coupled rear and PC grades of double-power supply switching devices
Automatic controller electrical connection, the position switch as electric interlock；One of micro limit switch is as automatic-manual
Switching switch, is arranged on the inside of the cover below rotating lock cylinder, disconnects and is closed and unclamps or depress by sliding piece
Itself tabletting is realized；Another micro limit switch is arranged in interlocking as the state-detection switch interlocked manually
On the inside of side loading board below the axis hole of connecting lever, disconnects and be closed and unclamp by the rivet shaft on fixed shaft hole or depress itself
Tabletting realize.
2. the manual interlocking mechanism of PC grades of double-power supply switching device as described in claim 1, it is characterized in that: the side loading board
The flat bar in four holes of auxiliary installation fixed angles lid is equipped at left and right sides of back；Side loading board is equipped with limitation beside strip locked groove
The limit riveting axis of coupled arm sidesway；Padlock Pointing sign board is posted on limit marking plate.
3. the manual interlocking mechanism of PC grades of double-power supply switching device as claimed in claim 2, it is characterized in that: the cover is from interior
Side is seen, is set on the right side of cover there are two insurance hole, cover centre is equipped with the operation axis hole stretched out for manual operation axis, operates on axis hole
It is cased with circlip for shaft, two fixed fuses of spiral are each passed through insurance hole and are fixed on cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821024004.3U CN208508600U (en) | 2018-06-30 | 2018-06-30 | A kind of manual interlocking mechanism of PC grades of double-power supply switching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821024004.3U CN208508600U (en) | 2018-06-30 | 2018-06-30 | A kind of manual interlocking mechanism of PC grades of double-power supply switching device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208508600U true CN208508600U (en) | 2019-02-15 |
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ID=65281775
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821024004.3U Expired - Fee Related CN208508600U (en) | 2018-06-30 | 2018-06-30 | A kind of manual interlocking mechanism of PC grades of double-power supply switching device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208508600U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112614712A (en) * | 2020-12-28 | 2021-04-06 | 施耐德万高（天津）电气设备有限公司 | Manual-automatic integrated dual-power transfer switching device |
-
2018
- 2018-06-30 CN CN201821024004.3U patent/CN208508600U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112614712A (en) * | 2020-12-28 | 2021-04-06 | 施耐德万高（天津）电气设备有限公司 | Manual-automatic integrated dual-power transfer switching device |
| CN112614712B (en) * | 2020-12-28 | 2024-03-08 | 施耐德万高（天津）电气设备有限公司 | Manual-automatic integrated double-power-supply transfer switch electric appliance |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190215 Termination date: 20210630 |