CN110310849B - Double-power change-over switch capable of being padlock - Google Patents
Double-power change-over switch capable of being padlock Download PDFInfo
- Publication number
- CN110310849B CN110310849B CN201910701258.7A CN201910701258A CN110310849B CN 110310849 B CN110310849 B CN 110310849B CN 201910701258 A CN201910701258 A CN 201910701258A CN 110310849 B CN110310849 B CN 110310849B
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- 230000007246 mechanism Effects 0.000 claims abstract description 47
- 238000005452 bending Methods 0.000 claims description 22
- 230000006835 compression Effects 0.000 claims description 13
- 238000007906 compression Methods 0.000 claims description 13
- 230000000903 blocking effect Effects 0.000 claims description 12
- 230000009977 dual effect Effects 0.000 claims description 5
- 206010063659 Aversion Diseases 0.000 claims description 3
- 240000007643 Phytolacca americana Species 0.000 claims description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 239000012634 fragment Substances 0.000 description 2
- 238000002955 isolation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/20—Interlocking, locking, or latching mechanisms
- H01H9/28—Interlocking, locking, or latching mechanisms for locking switch parts by a key or equivalent removable member
- H01H9/281—Interlocking, locking, or latching mechanisms for locking switch parts by a key or equivalent removable member making use of a padlock
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- Switch Cases, Indication, And Locking (AREA)
Abstract
The invention discloses a double-power change-over switch capable of being padlock, which comprises a cover body and two switching mechanisms, wherein each switching mechanism can drive a set of contact mechanism to switch on and off, two operation through holes are formed in the outer end face of the cover body, and one switching mechanism can be operated by extending an operation rod into each operation through hole so as to realize manual switching on and off; the inner side surface of the cover body is pivoted with a padlock piece and is provided with a sliding piece, and one end of the padlock piece is matched with the sliding piece; the side surface of the cover body is provided with a poking hole, each switching mechanism is connected with a baffle plate, and the other end of the padlock piece can extend out of the cover body from the poking hole; the other end of the padlock piece can be locked when extending out of the cover body to prevent the other end of the padlock piece from retracting, and one end of the padlock piece drives one end of the sliding piece to move to a position between the two operation through holes so as to prevent one end of any baffle from moving to a position between the two operation through holes to prevent any contact mechanism from closing. The invention can be used as a conventional dual-power transfer switch and has the function of an isolating switch.
Description
Technical Field
The invention relates to the technical field of power supply change-over switch manufacturing, in particular to a double-power supply change-over switch capable of being padlock.
Background
The double-power transfer switch is a switching device capable of switching a load circuit from a common power supply to another standby power supply so as to ensure continuous and reliable operation of important loads. Existing dual power transfer switches are typically provided with a manual switching function and an automatic switching function. However, the existing dual-power transfer switch cannot be used as an isolating switch, and the isolating switch is arranged on the circuit when the load circuit needs to be overhauled, so that the safe use of the circuit can be ensured.
Disclosure of Invention
The technical problem to be solved by the invention is to provide the padlock-able double-power transfer switch which can be used as a conventional double-power transfer switch, has the function of an isolating switch, and can reduce the investment of circuit equipment and the space occupation of the circuit equipment.
In order to achieve the above purpose, the technical scheme of the invention is as follows: a double-power change-over switch capable of being padlock comprises a cover body fixedly connected with a change-over switch base, wherein two switching mechanisms are arranged on the change-over switch base, each switching mechanism can drive a set of contact mechanisms to switch on and off, two operation through holes are formed in the outer end face of the cover body, and one switching mechanism can be operated by extending an operation rod into each operation through hole to realize manual switch-on and switch-off of the contact mechanisms;
The cover body is pivoted with a padlock piece on the inner side surface provided with the operation through holes and is provided with a sliding piece, one end of the padlock piece is matched with the sliding piece, and when the padlock piece rotates, one end of the sliding piece can be driven to move to a position between the two operation through holes or to be separated from a position between the two operation through holes; the side surface of the cover body is provided with a poking hole corresponding to the other end of the padlock piece, the poking hole can poke the padlock piece to enable the other end of the padlock piece to extend out of the cover body from the poking hole, and the other end of the padlock piece can be locked when extending out of the cover body so as to prevent the other end of the padlock piece from retracting into the cover body;
Each switching mechanism is connected with a baffle, when one switching mechanism drives the contact mechanism to switch on, one end of the baffle moves to a position between the two operation through holes, so that one end of the sliding piece cannot move to a position between the two operation through holes;
when the other end of the padlock piece extends out of the cover body, one end of the padlock piece drives one end of the sliding piece to move to a position between the two operation through holes so as to block one end of any baffle to move to a position between the two operation through holes, and any contact mechanism is prevented from being switched on;
The other end of the sliding piece is connected with the cover body through a tension spring, and/or one end of the padlock piece is connected with the cover body through the tension spring, and the tension spring drives the sliding piece to move in a direction away from the position between the operation through holes.
Further improved, the cover body is also provided with a micro switch on the inner side surface provided with the operation through holes, when one end of the sliding piece is separated from the position between the two operation through holes, the sliding piece presses the micro switch elastic piece to enable the micro switch to be in a normally closed state so as to be connected with the change-over switch control circuit to realize automatic switching control, and when one end of the sliding piece moves to the position between the two operation through holes, the sliding piece does not press the micro switch elastic piece any more so as to enable the micro switch to be in a normally open state so as to be disconnected with the change-over switch control circuit. Thus, the automatic switching control can be realized to the non-automatic switching control through the cooperation of the sliding piece and the micro switch.
Still further, the middle part of slider is equipped with a draw-in groove, and the one end of micro-gap switch shell fragment stretches into this draw-in groove. So that the sliding piece can reliably press the micro switch elastic sheet.
According to still further improvement, a flip cover is hinged to the outer side face of the cover body, a telescopic compression bar is arranged on the flip cover, a first abdicating hole and a second abdicating hole are formed in the outer end face of the cover body, when the flip cover is closed, one side of the flip cover is clamped with the cover body, and the compression bar penetrates through the first abdicating hole to press the micro switch spring plate, so that the micro switch is in a normally closed state to be connected with the change-over switch control circuit to realize automatic switching control;
the sliding piece is provided with a vertical rod, one end of the vertical rod stretches into the second abdicating hole, and when the flip is opened, the flip drives the vertical rod to enable the sliding piece to shift, so that the micro switch elastic sheet is not pressed any more, and the micro switch is in a normally open state to disconnect the change-over switch control circuit. Therefore, the double-power change-over switch can be switched from the automatic switching control state to the manual switching control state by opening the flip, and the double-power change-over switch can be switched from the manual switching control state to the automatic switching control state by closing the flip. Further improving the reliability and diversity of control.
Still further improve, be equipped with a drive inclined plane on the slider, when padlock spare other end stretches out the cover body, the one end of padlock spare drives the slider and shifts, and the drive inclined plane on the slider drives the depression bar and contracts, and depression bar and slider no longer press the micro-gap switch shell fragment so that micro-gap switch is in normally open state in order to break off change over switch control circuit. This allows for a more reliable isolation.
Still further, be equipped with a gag lever post on the padlock spare, still be equipped with the hole of stepping down of third on the outer terminal surface of cover, gag lever post one end is in the hole of stepping down of third, is equipped with spacing convex part on the flip, and the padlock spare other end is in the cover when internal, spacing convex part and gag lever post dislocation each other do not influence flip's opening and closing, and the padlock spare other end stretches out when the cover is external, the gag lever post aversion with spacing convex part mutual interference makes flip can not open. This can further improve the safety of use.
Further improved, the outer end face of the cover body is also provided with a containing groove of the operating rod, and the operating rod is embedded in the containing groove.
Further improved, one end of the sliding piece is bent to form a bending blocking part, one end of the baffle plate, which is close to the sliding piece, is also formed into a bending part, the bending blocking part of the sliding piece is matched with the bending part at one end of the baffle plate, and when the bending blocking part at one end of the sliding piece moves to a position between two operation through holes, one bending part at one end of any baffle plate cannot move to a position between the operation through holes; when the bending part at one end of any baffle moves to a position between the two operation through holes, the bending blocking part at one end of the sliding piece cannot move to a position between the two operation through holes. So as to further improve the mutual limit reliability of the sliding piece and the two baffles.
Further improvement, one end of the padlock is provided with a driving rod, the middle of the sliding piece is provided with a matching through hole, and the driving rod is inserted into the matching through hole; the other end of the padlock piece is provided with a padlock hole, and when the other end of the padlock piece extends out of the cover body, the padlock hole is positioned outside the cover body. Thus, the linkage reliability of the padlock piece and the sliding piece can be improved, and the padlock piece is conveniently locked.
Preferably, the matching through hole is L-shaped, the padlock member is in a fan shape, and a poking protrusion extends from the other end of the padlock member. The padlock is conveniently moved by hands by moving the protrusions.
When the other end of the padlock piece extends out of the cover body, one end of the padlock piece drives one end of the sliding piece to move to a position between the two operation through holes so as to block one end of any baffle to move to the position between the operation through holes, and any contact mechanism is prevented from being switched on; and the other end of the padlock piece can be locked when extending out of the cover body so as to prevent the other end of the padlock piece from retracting into the cover body. Therefore, once the padlock piece extends out of the other end of the cover body and is locked, any switching mechanism on the dual-power transfer switch cannot drive one set of contact mechanism to close, the two sets of contact mechanisms are in a brake-separating state, and the dual-power transfer switch can completely isolate two paths of power. The function of the isolating switch can be realized.
When the other end of the padlock is not locked and retracted into the cover body, the padlock can drive one end of the sliding piece to move and separate from the position between the two operation through holes, the shifting of any baffle is not hindered, and the switching mechanism on the dual-power transfer switch can drive the contact mechanism to switch on and off so as to realize the function of the conventional dual-power transfer switch.
Therefore, the invention can be used as a conventional dual-power transfer switch, has the function of an isolating switch, can reduce the investment of circuit equipment and reduce the occupation of the space of the circuit equipment.
Drawings
FIG. 1 is a perspective view of the present invention in a manual switch control state;
FIG. 2 is a perspective view of the present invention in an automatic switching control state;
fig. 3 is a perspective view of the present invention in a padlock state;
FIG. 4 is a perspective view of the hidden mount, switching mechanism and contact mechanism of FIG. 1;
FIG. 5 is a bottom perspective view of FIG. 4;
fig. 6 is a perspective view of a padlock;
FIG. 7 is a perspective view of a slider;
FIG. 8 is a perspective view of a baffle;
FIG. 9 is a perspective view of the flip cover and the plunger separated from each other;
FIG. 10 is a bottom view of the hidden mount, switching mechanism and contact mechanism of FIG. 1;
FIG. 11 is a bottom view of the hidden mount, switching mechanism and contact mechanism of FIG. 2;
Fig. 12 is a bottom view of the hidden mount, switching mechanism, and contact mechanism of fig. 3.
Detailed Description
The invention will be described in further detail with reference to the drawings and the detailed description.
Fig. 1 to 9 show, but a double power supply change-over switch of padlock, including the cover body 2 that links firmly change-over switch base 1, install two shifter 3 on the change-over switch base 1, every shifter 3 can drive one set of contact mechanism and divide-shut brake, and fig. 1 to 3 further show, and two sets of contact mechanisms are installed on base 1 and are in one side of cover body 1. Two operation through holes 21 are formed in the outer end face of the cover body 2, and each operation through hole 21 can be operated by the operation rod 4 to switch on/off the contact mechanism manually;
The cover body 2 is pivoted with a padlock piece 5 on the inner side surface provided with the operation through holes 21 and is provided with a sliding piece 6, one end of the padlock piece 5 is matched with the sliding piece 6, and when the padlock piece 5 rotates, one end of the sliding piece 6 can be driven to move to a position between the two operation through holes 21 or to be separated from a position between the two operation through holes 21; a poking hole 22 is arranged on the side surface of the cover body 2 corresponding to the other end of the padlock member 5, and the padlock member 5 can be poked through the poking hole 22, so that the other end of the padlock member 5 extends out of the cover body 2 from the poking hole 22; the other end of the padlock member 5 is provided with a padlock hole 51, when the other end of the padlock member 5 extends out of the cover 2, the padlock hole 51 is positioned outside the cover 2, and the padlock is conveniently locked through the padlock hole 51 so as to prevent the other end of the padlock member 5 from retracting into the cover 2.
Each switching mechanism 3 is connected with a baffle plate 31, when one switching mechanism 3 drives the contact mechanism to be switched on, one end of the baffle plate 31 moves to a position between the two operation through holes 21, so that one end of the sliding piece 6 cannot move to a position between the two operation through holes 21;
When the other end of the padlock piece 5 extends out of the cover body 2, one end of the padlock piece 5 drives one end of the sliding piece 6 to move to a position between the two operation through holes 21 so as to block one end of any baffle 31 from moving to a position between the operation through holes 21 to prevent any contact mechanism from being switched on;
The other end of the sliding piece 6 is connected with the cover body 2 through a first tension spring 71, one end of the padlock piece 5 is connected with the cover body 2 through a second tension spring 72, and the first tension spring 71 drives the sliding piece 6 to move in a direction away from the position between the operation through holes 21. The sliding member 6 is provided with a first hooking portion 6a, the hooking portion 6a is connected with one end of the first tension spring 71, the padlock member 5 is provided with a second hooking portion 5a, and the second hooking portion 5a is connected with one end of the second tension spring 72.
The cover body 2 is also provided with a micro switch 8 on the inner side surface provided with the operation through holes 21, when one end of the sliding piece 6 is separated from the position between the two operation through holes 21, the sliding piece 6 presses the elastic piece of the micro switch 8, so that the micro switch 8 is in a normally closed state to be connected with the change-over switch control circuit to realize automatic switching control, and when one end of the sliding piece 6 moves to the position between the two operation through holes 21, the sliding piece 6 does not press the elastic piece of the micro switch 8 any more, so that the micro switch 8 is in a normally open state to be disconnected with the change-over switch control circuit.
The middle part of the sliding piece 6 is provided with a clamping groove 61, and one end of the spring sheet of the micro switch 8 stretches into the clamping groove 61.
A flip cover 9 is hinged to the outer side surface of the cover body 2, a telescopic compression bar 91 is arranged on the flip cover 9, a first abdication hole 23 and a second abdication hole 24 are arranged on the outer end surface of the cover body 2, when the flip cover 9 is closed, one side of the flip cover 9 and the cover body 2 form a clamping connection, and the compression bar 91 passes through the first abdication hole 23 to press a spring sheet of the micro switch 8, so that the micro switch 8 is in a normally closed state to be connected with a change-over switch control circuit to realize automatic switching control;
The sliding piece 6 is provided with a vertical rod 62, one end of the vertical rod 62 extends into the second abdicating hole 24, and when the flip 9 is opened, the flip 9 drives the vertical rod 62 to enable the sliding piece 6 to shift, so that the elastic sheet of the micro switch 8 is not pressed any more, and the micro switch 8 is in a normally open state to disconnect the change-over switch control circuit.
The sliding piece 6 is provided with a driving inclined plane 63, when the other end of the padlock piece 5 extends out of the cover body 2, one end of the padlock piece 5 drives the sliding piece 6 to shift, the driving inclined plane 63 on the sliding piece 6 drives the compression bar 91 to retract, and the compression bar 91 and the sliding piece 6 do not press the elastic sheet of the micro switch 8 any more, so that the micro switch 8 is in a normally open state to disconnect the change-over switch control circuit.
Be equipped with a gag lever post 52 on the padlock spare 5, still be equipped with the third hole of stepping down 25 on the outer terminal surface of the cover body 2, gag lever post 52 one end is in the third hole of stepping down 25, is equipped with spacing convex part 92 on the flip 9, and when padlock spare 5 other end was in the cover body 2, spacing convex part 92 and gag lever post 52 dislocation each other did not influence the opening and closing of flip 9, and when padlock spare 5 other end stretched out outside the cover body 2, gag lever post 52 aversion with spacing convex part 92 mutual interference made flip 9 can not open.
One end of the padlock member 5 is provided with a driving rod 53, the middle of the sliding member 6 is provided with a matching through hole 64, and the driving rod 53 is inserted into the matching through hole 64.
The mating through hole 64 is L-shaped and the padlock member 5 is generally fan-shaped. The other end of the padlock piece 5 is extended with a poking protrusion 54; to facilitate rotation of the padlock member 5 through the dial aperture 22.
The outer end surface of the cover body 2 is also provided with a containing groove 26 of the operating rod 4, and the operating rod 4 is embedded in the containing groove 26.
One end of the sliding member 6 is bent to form a bending blocking portion 65, one end of the baffle 31, which is close to the sliding member 6, is also formed with a bending portion 311, the bending blocking portion 65 of the sliding member 6 is matched with the bending portion 311 at one end of the baffle 31, and when the bending blocking portion 65 at one end of the sliding member 6 moves to a position between the two operation through holes 21, the bending portion 311 at one end of any baffle 31 cannot move to a position between the operation through holes 21; when the one-end bent portion 311 of any one of the shutters 31 moves to a position between the two operation through holes 21, the one-end bent blocking portion 65 of the slider 6 cannot move to a position between the two operation through holes 21.
The sliding member 6 is further provided with a strip-shaped guide through hole 66, the inner side surface of the cover body 2 is further provided with a protruding rod 27, and the protruding rod 27 is inserted into the strip-shaped guide through hole 66 so as to improve the displacement precision of the sliding member 6.
Further referring to fig. 1 and 9, the inner side surface of the flip cover 9 extends to form a sleeve 93, one end of the pressure bar 91 can be inserted into the sleeve 93, a compression spring 94 is further installed in the sleeve 93, two limiting through holes 931 are formed in the sleeve 93, two limiting protrusions 911 are formed on the outer side surface of the pressure bar 91, and when one end of the pressure bar 91 is inserted into the sleeve 93, each limiting protrusion 911 is matched with one limiting through hole 931, so that the pressure bar 91 can stretch out and draw back relative to the sleeve 93 but cannot be separated from the sleeve 93.
The working principle of this embodiment is as follows:
Further referring to fig. 1, 4 and 10, the dual power transfer switch is in a manual switching control state; at this time, the flip 9 is opened, the pressure bar 91 on the flip 9 is separated from the spring sheet of the micro switch 8, and meanwhile, one side of the flip 9 drives the vertical bar 62 to enable the sliding piece 6 to shift a small distance to no longer press the spring sheet of the micro switch 8, so that the micro switch 8 is in a normally open state to disconnect the control circuit of the change-over switch, and the change-over switch cannot be automatically switched and controlled. At this time, the switching mechanism 3 can be operated by extending the operation rod 4 into each of the operation through holes 21 to realize manual opening and closing of the contact mechanism.
Further referring to fig. 2 and 11, the dual power transfer switch is in an automatic switching control state. The flip cover 9 is in a closed state, one side of the flip cover 9 is clamped with the cover body 2, and the pressing rod 91 passes through the first abdicating hole 23 to press the elastic sheet of the micro switch 8, so that the micro switch 8 is in a normally closed state to be connected with the change-over switch control circuit to realize automatic switching control; at this time, the first tension spring 71 pulls the sliding member 6 so that the sliding member 6 also presses the elastic sheet of the micro switch 8.
Further referring to fig. 3 and 12, the dual power transfer switch is in a padlock state, which is equivalent to an isolating switch, and both contact mechanisms are in a brake-separating state. The other end of the padlock member 5 then protrudes from the illustrated toggle aperture 22 out of the housing 2, and is lockable via the padlock aperture 51 to prevent retraction of the other end of the padlock member 5 into the housing 2. In this state, one end of the padlock member 5 drives one end of the slider 6 to move to a position between the two operation through holes 21 to block one end of any one of the baffles 31 from moving to a position between the operation through holes 21 to prevent any one of the contact mechanisms from closing; meanwhile, the displacement of the sliding piece 6 does not press the elastic sheet of the micro switch 8 any more, the driving inclined plane 63 on the sliding piece 6 drives the compression bar 91 to retract, and the compression bar 91 and the sliding piece 6 do not press the elastic sheet of the micro switch 8 any more, so that the micro switch 8 is in a normally open state to disconnect the control circuit of the change-over switch, and the change-over switch cannot perform automatic switching control. In addition, the shift of the limit rod 52 on the padlock member 5 interferes with the limit protrusion 92 on the flip 9, so that the flip 9 cannot be opened, and the change-over switch cannot be manually switched.
The above is only one preferred embodiment of the present invention and all equivalent changes to those skilled in the art according to the claims fall within the scope of the present invention.
Claims (10)
1. The utility model provides a but dual supply change-over switch of padlock, includes the cover body that links firmly the change-over switch base, installs two shifter on the change-over switch base, and every shifter can drive one set of contact mechanism divide-shut brake, its characterized in that: two operation through holes are formed in the outer end face of the cover body, and each operation through hole is extended into an operation rod to operate a switching mechanism so as to realize manual switching-on and switching-off of the contact mechanism;
The cover body is pivoted with a padlock piece on the inner side surface provided with the operation through holes and is provided with a sliding piece, one end of the padlock piece is matched with the sliding piece, and when the padlock piece rotates, one end of the sliding piece can be driven to move to a position between the two operation through holes or to be separated from a position between the two operation through holes; the side surface of the cover body is provided with a poking hole corresponding to the other end of the padlock piece, the poking hole can poke the padlock piece to enable the other end of the padlock piece to extend out of the cover body from the poking hole, and the other end of the padlock piece can be locked when extending out of the cover body so as to prevent the other end of the padlock piece from retracting into the cover body;
Each switching mechanism is connected with a baffle, when one switching mechanism drives the contact mechanism to switch on, one end of the baffle moves to a position between the two operation through holes, so that one end of the sliding piece cannot move to a position between the two operation through holes;
when the other end of the padlock piece extends out of the cover body, one end of the padlock piece drives one end of the sliding piece to move to a position between the two operation through holes so as to block one end of any baffle to move to a position between the two operation through holes, and any contact mechanism is prevented from being switched on;
The other end of the sliding piece is connected with the cover body through a tension spring, and/or one end of the padlock piece is connected with the cover body through the tension spring, and the tension spring drives the sliding piece to move in a direction away from the position between the operation through holes.
2. The padlock-able double power transfer switch according to claim 1, characterized in that: the cover body is further provided with a micro switch on the inner side surface provided with the operation through holes, when one end of the sliding piece is separated from the position between the two operation through holes, the sliding piece presses the micro switch elastic piece to enable the micro switch to be in a normally closed state so as to be connected with the change-over switch control circuit to realize automatic switching control, and when one end of the sliding piece moves to the position between the two operation through holes, the sliding piece does not press the micro switch elastic piece any more so as to enable the micro switch to be in a normally open state so as to be disconnected with the change-over switch control circuit.
3. The padlock-able double power transfer switch according to claim 2, wherein: the middle part of the sliding piece is provided with a clamping groove, and one end of the micro switch spring plate stretches into the clamping groove.
4. The padlock-able double power transfer switch according to claim 2, wherein: the cover body is hinged with a flip cover on the outer side surface, a telescopic compression bar is arranged on the flip cover, a first abdicating hole and a second abdicating hole are arranged on the outer end surface of the cover body, when the flip cover is closed, one side of the flip cover is clamped with the cover body, and the compression bar passes through the first abdicating hole to press the micro switch spring plate, so that the micro switch is in a normally closed state to be connected with the change-over switch control circuit to realize automatic switching control;
the sliding piece is provided with a vertical rod, one end of the vertical rod stretches into the second abdicating hole, and when the flip is opened, the flip drives the vertical rod to enable the sliding piece to shift, so that the micro switch elastic sheet is not pressed any more, and the micro switch is in a normally open state to disconnect the change-over switch control circuit.
5. The padlock-able double power transfer switch according to claim 4, wherein: the sliding piece is provided with a driving inclined plane, when the other end of the padlock piece extends out of the cover body, one end of the padlock piece drives the sliding piece to shift, the driving inclined plane on the sliding piece drives the compression bar to retract, and the compression bar and the sliding piece do not press the micro switch elastic piece any more so that the micro switch is in a normally open state to disconnect the change-over switch control circuit.
6. The padlock-able double power transfer switch according to claim 4, wherein: be equipped with a gag lever post on the padlock spare, still be equipped with the third hole of stepping down on the outer terminal surface of cover, gag lever post one end is in the third hole of stepping down, is equipped with spacing convex part on the flip, and when the padlock spare other end was in the cover body, spacing convex part and gag lever post dislocation did not influence flip's opening and closing each other, and when the padlock spare other end stretched out the cover body, the gag lever post aversion with spacing convex part mutual interference makes flip can not open.
7. The padlock-able double power transfer switch according to claim 1, characterized in that: the outer terminal surface of cover still is equipped with the holding tank of action bars, and the action bars inlay on this holding tank.
8. The padlock-able double power transfer switch according to claim 1, characterized in that: one end of the sliding piece is bent to form a bending blocking part, one end of the baffle plate, which is close to the sliding piece, is also formed into a bending part, the bending blocking part of the sliding piece is matched with the bending part at one end of the baffle plate, and when the bending blocking part at one end of the sliding piece moves to a position between two operation through holes, one bending part at one end of any baffle plate cannot move to a position between the operation through holes; when the bending part at one end of any baffle moves to a position between the two operation through holes, the bending blocking part at one end of the sliding piece cannot move to a position between the two operation through holes.
9. A padlock-able double power transfer switch according to any one of claims 1 to 8, characterized in that: one end of the padlock is provided with a driving rod, the middle of the sliding piece is provided with a matching through hole, and the driving rod is inserted into the matching through hole; the other end of the padlock piece is provided with a padlock hole, and when the other end of the padlock piece extends out of the cover body, the padlock hole is positioned outside the cover body.
10. The padlock-able double power transfer switch according to claim 9, wherein: the matching through hole is L-shaped, the padlock member is in a fan shape, and the other end of the padlock member is also extended with a poking protrusion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910701258.7A CN110310849B (en) | 2019-07-31 | 2019-07-31 | Double-power change-over switch capable of being padlock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910701258.7A CN110310849B (en) | 2019-07-31 | 2019-07-31 | Double-power change-over switch capable of being padlock |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110310849A CN110310849A (en) | 2019-10-08 |
| CN110310849B true CN110310849B (en) | 2024-07-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910701258.7A Active CN110310849B (en) | 2019-07-31 | 2019-07-31 | Double-power change-over switch capable of being padlock |
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| CN (1) | CN110310849B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113593961B (en) * | 2021-05-05 | 2023-11-03 | 深圳市龙星辰电源有限公司 | Dual-power change-over switch for medical place |
| CN113257595B (en) * | 2021-06-16 | 2024-09-20 | 柏法瑞电气（厦门）有限公司 | Switching mechanism applied to dual-power automatic transfer switch |
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| CN208142056U (en) * | 2018-05-04 | 2018-11-23 | 施耐德电器工业公司 | The padlock mechanism and double power supply automatic transfer switch of double power supply automatic transfer switch |
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| CN108538671B (en) * | 2018-06-21 | 2024-02-23 | 柏法瑞电气（厦门）有限公司 | Power supply change-over switch |
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| CN109273302B (en) * | 2018-11-29 | 2024-02-06 | 浙江阿尔斯通电气有限公司 | Electric operating mechanism of circuit breaker |
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| CN106504918A (en) * | 2017-01-04 | 2017-03-15 | 柏法瑞电气（厦门）有限公司 | A kind of permutator |
| CN208142056U (en) * | 2018-05-04 | 2018-11-23 | 施耐德电器工业公司 | The padlock mechanism and double power supply automatic transfer switch of double power supply automatic transfer switch |
| CN209168976U (en) * | 2019-01-10 | 2019-07-26 | 常熟开关制造有限公司(原常熟开关厂） | A kind of automatic change-over |
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