CN208848782U - A kind of mechanical interlocks of double power supply automatic transfer switch - Google Patents
A kind of mechanical interlocks of double power supply automatic transfer switch Download PDFInfo
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- CN208848782U CN208848782U CN201820991255.2U CN201820991255U CN208848782U CN 208848782 U CN208848782 U CN 208848782U CN 201820991255 U CN201820991255 U CN 201820991255U CN 208848782 U CN208848782 U CN 208848782U
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Abstract
A kind of mechanical interlocks of double power supply automatic transfer switch, it includes main operation mechanism main shaft (1) and standby operation mechanism main shaft (2), main machine frame cantilever (101) are housed on main operation mechanism main shaft (1), spare mechanism cantilever (201) is housed on standby operation mechanism main shaft (2), it is characterized by: the main machine frame cantilever (101) is connected with the upper end of Left-wing Federation's locking bar (3), the lower end of the left latch lever (3) is connected using elastic device (4) with spare separating brake lever (5), spare separating brake lever (5) can be driven to rotate, it can link with spare mechanism separating brake semiaxis (6) in spare separating brake lever (5) rotation process;Whole device structure is simple and efficient, the assembly space of occupancy is smaller, have flexible contact conversion and dimension adjustable function, it is more convenient to be installed, safeguarded and replaced, and it can also be integrated with other functional structures of double power supply automatic transfer switch, realize modularization, manufacturing cost substantially reduces.
Description
Technical field
The utility model belongs to low voltage electrical apparatus technology field, is specifically exactly to be related to a kind of double power supply automatic transfer switch
Mechanical interlocks.
Background technique
With the development of society, requirement of the people to power grid and its during power transmission and distribution also gradually improves, main body
The safety of power supply unit, reliability, duration, easy repair and maintenance etc. now, therefore there are these above-mentioned typical spies
The double power supply automatic transfer switch of sign using more and more extensive;Double power supply automatic transfer switch may be implemented in the time being exceedingly fast
Automatic switchover between common power supply and backup power source, is particularly suitable for the occasion that various requirement for cannot be electrically cut off for a long time.
Double power supply automatic transfer switch has two groups of mutually independent contact systems, respectively controls the main power source and backup power source of its connection
Connection/disjunction, every group of contact system controlled by respective operating mechanism respectively;Double power supply automatic transfer switch is in reality
In use process, allows two operating mechanisms to control its respective contact system and connect all in separating brake off-state or one group
Touching system, which is located at another group of contact system of combined floodgate on-state and is in separating brake off-state, (does not allow two groups of contact systems simultaneously
In combined floodgate on-state);Double power supply automatic transfer switch can carry out main power source and backup power source in course of normal operation
Detection monitoring, when detecting that power supply has abnormal, just switches over from abnormal power supply toward normal power source, automatically to use
Normal power source power supply;This requires double power supply automatic transfer switch will quickly, surely in conversion process in main power source and backup power source
It is fixed, efficient, and be equipped with corresponding interlock, to accomplish to prevent active/standby to be also turned on power supply, it is ensured that power supply safety.
In existing double power supply automatic transfer switch, the interlocking majority between two-way power supply is being closed using shift fork technology
When unifying the power supply of side, combined floodgate main shaft is withstood with manual shift fork (also known as retainer), prevents the other side from being closed, this method master
To be applied to the transfer switching equipment of low capacity, and for the transfer switching equipment of large capacity because its operating force is big, when movement, rushes
Hit that power is big, as using the method withstood combined floodgate main shaft or drive interlock by combined floodgate main shaft, interlock is larger by stress, can
It is low by property, cause its service life low, volume is larger.
Utility model content
Mechanical interlocking device anti-impact of the purpose of this utility model aiming at above-mentioned existing double power supply automatic transfer switch
It is not strong to hit power, the biggish technological deficiency of volume provides a kind of mechanical interlocks of double power supply automatic transfer switch, using even
The frame mode of bar, lever and operating mechanism cantilever etc., control it is active/standby connected with the operating mechanism of contact system, make
When one operating mechanism drives its contact system to be in combined floodgate on-state, another operating mechanism is in and is locked in point
Gate position, to realize the active/standby requirement that can not be closed a floodgate simultaneously with contact system.Whole device structure is simple and efficient, occupancy
Assembly space is smaller, has flexible contact conversion and dimension adjustable function, more convenient to be installed, safeguarded and replaced,
And can also be integrated with other functional structures of double power supply automatic transfer switch, realize modularization, manufacture at
Originally it substantially reduces.
In order to overcome deficiency existing for the mechanical interlocking device of above-mentioned existing double power supply automatic transfer switch, the utility model
A kind of mechanical interlocks of double power supply automatic transfer switch is devised, it includes main operation mechanism main shaft and standby operation mechanism
Main shaft, is equipped with main machine frame cantilever on main operation mechanism main shaft, outstanding equipped with spare mechanism on standby operation mechanism main shaft
Arm, it is characterised in that: the main machine frame cantilever is connected with the upper end of Left-wing Federation's locking bar, and the lower end of Left-wing Federation's locking bar utilizes elasticity
Device and spare separating brake lever are connected and can drive spare separating brake lever rotation, energy during the spare separating brake lever rotation
It is enough to link with spare mechanism separating brake semiaxis;
The spare mechanism cantilever is connected with the lower end of right blocking lever, and the upper end of the right blocking lever utilizes elastic device
Main separating brake lever rotation can be driven by being connected with main separating brake lever, can be with main machine frame during the main separating brake lever rotation
Separating brake semiaxis linkage.
Further, Left-wing Federation's locking bar and right blocking lever are located in carrier base and can only be transported along length direction by limitation
It is dynamic.
Further, the elastic device includes mounting plate and elastic slice one, and the mounting plate and elastic slice one are fitted together, described
Mounting plate is adjustable mounted in an end position of Left-wing Federation's locking bar or right blocking lever.
Further, the main separating brake lever and spare separating brake lever be equipped with touching arm, the touch arm with it is described corresponding
Elastic slice one links, and the elastic slice one can drive the touch armband to move the corresponding main separating brake lever and spare separating brake lever
Rotation, the main separating brake lever and spare separating brake lever are also equipped with separating brake cantilever described in separating brake cantilever and can drive main machine frame separating brake
Corresponding separating brake transmission arm on semiaxis and spare mechanism separating brake semiaxis.
Further, the main machine frame cantilever and spare mechanism cantilever include cantilever slab, and the plate face of the cantilever slab is equipped with
Cantilevered axle.
Further, the main separating brake lever and spare separating brake lever are equipped with elastic slice two or spring two, the elastic slice two or bullet
Spring two resists pedestal.
Further, one end of Left-wing Federation's locking bar and right blocking lever dress mounting plate is frosting, and mounting plate is filled using screw
On the frosting, screw via hole at least one be kidney slot for adjusting installation Board position.
Further, the carrier base includes stand stopper, and the stand stopper is equipped with limiting slot, Left-wing Federation's lock
The shaft of bar and right blocking lever is located in limiting slot, and the stand stopper is covered using supporting plate, and the carrier base is mounted in base
On seat.
Further, the main separating brake lever and spare separating brake lever are attached separately to the upper groove and lower groove of corresponding pedestal
It is interior.
Further, main operation mechanism main shaft and standby operation mechanism main shaft are attached separately to main operation mechanism and spare behaviour
Make on the side plate of structure, the main operation mechanism and standby operation structure dress are on the base using pedestal horizontal central line as symmetrical centre
Arrangement symmetrical above and below, the main operation mechanism and standby operation structure are located on the same vertical direction of pedestal.
Beneficial effect
A kind of mechanical interlocks of double power supply automatic transfer switch provided by the utility model, using connecting rod, lever and
The frame mode of operating mechanism cantilever etc., control it is active/standby connected with the operating mechanism of contact system, make an operation machine
When structure drives its contact system to be in combined floodgate on-state, another operating mechanism is in and is locked in open position, from
And realize the active/standby requirement that can not be closed a floodgate simultaneously with contact system.Whole device structure is simple and efficient, the assembly space ratio of occupancy
It is smaller, have flexible contact conversion and dimension adjustable function, it is more convenient to be installed, safeguarded and replaced, and can be with
It is integrated with other functional structures of double power supply automatic transfer switch, realizes modularization, manufacturing cost substantially reduces.
Detailed description of the invention
Attached drawing 1 is the mounting structure schematic diagram of the utility model embodiment;
Attached drawing 2 is base construction schematic diagram in the utility model embodiment;
Attached drawing 3a is that main contact system and spare contact system are illustrated all in open position in the utility model embodiment
Figure;
Attached drawing 3b is enlarged drawing at C in attached drawing 3a;
Attached drawing 3c is enlarged drawing at D in attached drawing 3a;
Attached drawing 4a is that main contact system closes a floodgate and spare contact system opening position diagram in the utility model embodiment;
Attached drawing 4b is enlarged drawing at E in attached drawing 4a;
Attached drawing 5a is main contact system separating brake and spare contact system closing position schematic diagram in the utility model embodiment;
Attached drawing 5b is enlarged drawing at F in attached drawing 5a;
Attached drawing 6 is main operation mechanism structure schematic diagram in the utility model embodiment;
Attached drawing 7 is standby operation mechanism structure schematic diagram in the utility model embodiment;
Attached drawing 8 is main separating brake lever construction schematic diagram in the utility model embodiment;
Attached drawing 9 is spare separating brake lever construction schematic diagram in the utility model embodiment;
Attached drawing 10 is elastic device mounting structure schematic diagram in the utility model embodiment;
Attached drawing 11 is Left-wing Federation's locking bar or right blocking lever structural schematic diagram in the utility model embodiment;
Attached drawing 12 is elastic apparatus structure schematic diagram in the utility model embodiment;
Attached drawing 13 is main machine frame separating brake semiaxis or spare mechanism separating brake semiaxis structural schematic diagram in the utility model embodiment;
Attached drawing 14 is stand stopper structure schematic diagram in the utility model embodiment;
Attached drawing 15 is that carrier base knot installs structure schematic diagram in the utility model embodiment;
Specific embodiment
With reference to the accompanying drawings and examples, the utility model is described further.
Example example
As shown in figure 1 and 2, a kind of mechanical interlocks of double power supply automatic transfer switch, it includes main operation mechanism
Main shaft 1 and standby operation mechanism main shaft 2, main operation mechanism main shaft 1 and standby operation mechanism main shaft 2 are attached separately to main operation
On the side plate of mechanism A and standby operation structure B, the main operation mechanism A and standby operation structure B dress are on the base with pedestal
11 horizontal central lines are symmetrical centre arrangement symmetrical above and below, and the main operation mechanism A and standby operation structure B are located at the same of pedestal 11
On one vertical direction.Main separating brake lever 8 and spare separating brake lever 5 are attached separately to the upper groove 11a of corresponding pedestal 11 and recessed
In slot 11b.
As shown in Fig. 6, main machine frame cantilever 101 is housed on main operation mechanism main shaft 1, it is as shown in Fig. 7, described standby
With being equipped with spare mechanism cantilever 201 on operating mechanism main shaft 2, wherein the upper end of the main machine frame cantilever 101 and Left-wing Federation's locking bar 3
It is connected, the lower end of Left-wing Federation's locking bar 3 is connected using elastic device 4 and spare separating brake lever 5 and can drive spare separating brake
Lever 5 rotates, and can link with spare mechanism separating brake semiaxis 6 in spare 5 rotation process of separating brake lever;The spare mechanism
Cantilever 201 is connected with the lower end of right blocking lever 7, and the upper end of the right blocking lever 7 utilizes elastic device 4 ' and main separating brake lever 8
Being connected can drive main separating brake lever 8 to rotate, can be with main machine frame separating brake semiaxis 9 in main 8 rotation process of separating brake lever
Linkage.Left-wing Federation's locking bar 3 is located in carrier base 10 with right blocking lever 7 can only be moved by limitation along length direction.
Illustrate the specific structure of associated components in the present embodiment in detail further below:
As shown in attached drawing 10 and 12, the elastic device 4,4 ' includes mounting plate 401,401 ' and elastic slice one 402,402 ',
The mounting plate 401,401 ' and elastic slice one 402,402 ' are fitted together, and the mounting plate 401,401 ' is locked mounted in the Left-wing Federation
One end position of bar 3 or right blocking lever 7 is adjustable.
As shown in figs. 8 and 9, the main separating brake lever 8 and spare separating brake lever 5 are described equipped with touch arm 801,501
It touches arm 801,501 to link with the corresponding elastic slice one 402,402 ', the elastic slice one 402,402 ' can drive the touching
Swing arm 801,501 drives the corresponding main separating brake lever 8 and the rotation of spare separating brake lever 5, the main separating brake lever 8 and spare
Separating brake lever 5 is also equipped with separating brake cantilever 802,502, and the separating brake cantilever 802,502 can drive main machine frame as shown in fig. 13 that
Corresponding separating brake transmission arm 901,601 in separating brake semiaxis 9 and spare mechanism separating brake semiaxis 6.
The main machine frame cantilever 101 and spare mechanism cantilever 201 include cantilever slab 101a, 201a, the cantilever slab 101a,
The plate face of 201a is equipped with cantilevered axle 101a01,201a01.
The main separating brake lever 8 and spare separating brake lever 5 are equipped with elastic slice two or spring two, are to utilize elastic slice in the present embodiment
2 803,503 resist pedestal 11.
As shown in Fig. 11, one end of Left-wing Federation's locking bar 3 and right blocking lever 7 dress mounting plate 401,401 ' is frosting,
Mounting plate 401,401 ' using screw on the frosting, screw via hole at least one be kidney slot for adjusting mounting plate
401,401 ' positions.
As shown in figures 14 and 15, the carrier base 10 includes stand stopper 10a, is set on the stand stopper 10a
There is limiting slot 10a01, the shaft of Left-wing Federation's locking bar 3 and right blocking lever 7 is located in limiting slot 10a01, the stand stopper
10a is covered using supporting plate 10b, and the dress of carrier base 10 is on the base 11.
As shown in attached drawing 3a, 3b and 3c, main contact system and spare contact system are all in open position, and main operation machine
After the completion of structure A and standby operation mechanism B all energy storage;
Carrying out operation to the switch knob of main operation mechanism A at this time makes its combined floodgate, in making process, main operation mechanism A
Main operation mechanism main shaft 1 rotated clockwise, by main machine frame cantilever 101 interlock Left-wing Federation's locking bar 3 move downward;In the Left-wing Federation
During locking bar 3 moves downward, spare separating brake lever 5 is interlocked, rotates clockwise spare separating brake lever 5;Spare separating brake thick stick
Bar 5 touches arm 501 and touches in the spare mechanism separating brake semiaxis 6 of standby operation mechanism B during rotating clockwise
Separating brake transmission arm 601 is rotated, and makes standby operation mechanism B that can not carry out closing operation, as shown in figs. 4 a and 4b.
If carrying out operation to the switch knob of standby operation mechanism B makes its combined floodgate, in making process, standby operation mechanism
The standby operation mechanism main shaft 2 of B is rotated counterclockwise, is interlocked right blocking lever 7 by spare mechanism cantilever 201 and is moved upwards;
During right blocking lever 7 moves upwards, main separating brake lever 8 is interlocked, makes the main rotation counterclockwise of separating brake lever 8;Dynamic main point
Brake lever rod 8 touches arm 801 and touches in the main machine frame separating brake semiaxis 9 of main operation mechanism A during rotating clockwise
Separating brake transmission arm 901 is rotated, and makes main operation mechanism A that can not carry out closing operation.As shown in attached drawing 5a and 5b.
The utility model embodiment structure depicted in this specification institute accompanying drawings, ratio, size, quantity etc., only to cooperate
The bright revealed content of book is not intended to limit the utility model implementable so that those skilled in the art understands and reads
Qualifications, therefore do not have technical essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size,
In the case where not influencing the effect of the utility model can be generated and the purpose that can reach, should all still fall in disclosed in the utility model
Technology contents obtain and can cover in the range of.Meanwhile in this specification it is cited as "upper", "lower", "left", "right", " in
Between ", " clockwise ", " counterclockwise " etc. term, be merely convenient to being illustrated for narration, rather than can be real to limit the utility model
The range applied, relativeness are altered or modified, under the content of no substantial changes in technology, can be real when being also considered as the utility model
The scope applied.
Claims (10)
1. a kind of mechanical interlocks of double power supply automatic transfer switch, it includes main operation mechanism main shaft (1) and standby operation
Mechanism main shaft (2) is equipped with main machine frame cantilever (101) on main operation mechanism main shaft (1), standby operation mechanism main shaft
(2) spare mechanism cantilever (201) is housed, it is characterised in that: the upper end of the main machine frame cantilever (101) and Left-wing Federation's locking bar (3) on
Be connected, the lower end of Left-wing Federation's locking bar (3) be connected using elastic device (4) with spare separating brake lever (5) can drive it is standby
It is rotated with separating brake lever (5), can be linked with spare mechanism separating brake semiaxis (6) in spare separating brake lever (5) rotation process;
The spare mechanism cantilever (201) is connected with the lower end of right blocking lever (7), and the upper end of the right blocking lever (7) utilizes
Elastic device (4 ') and main separating brake lever (8), which are connected, can drive main separating brake lever (8) to rotate, the main separating brake lever (8)
It can link with main machine frame separating brake semiaxis (9) in rotation process.
2. a kind of mechanical interlocks of double power supply automatic transfer switch as described in claim 1, it is characterised in that: the left side
Blocking lever (3) is located in carrier base (10) with right blocking lever (7) can only be moved by limitation along length direction.
3. a kind of mechanical interlocks of double power supply automatic transfer switch as described in claim 1, it is characterised in that: the bullet
Property device (4,4 ') includes mounting plate (401,401 ') and elastic slice one (402,402 '), the mounting plate (401,401 ') and elastic slice
One (402,402 ') are fitted together, and the mounting plate (401,401 ') is mounted in the one of Left-wing Federation's locking bar (3) or right blocking lever (7)
End position is adjustable.
4. a kind of mechanical interlocks of double power supply automatic transfer switch as described in claim 1, it is characterised in that: the master
Separating brake lever (8) and spare separating brake lever (5) equipped with touching arm (801,501), the touch arm (801,501) with it is described corresponding
Elastic slice one (402,402 ') linkage, the elastic slice one (402,402 ') can drive the touchs arm (801,501) drive institute
State corresponding main separating brake lever (8) and spare separating brake lever (5) rotation, the main separating brake lever (8) and spare separating brake lever (5)
It is also equipped with separating brake cantilever (802,502), the separating brake cantilever (802,502) can drive main machine frame separating brake semiaxis (9) and spare
Corresponding separating brake transmission arm (901,601) in mechanism separating brake semiaxis (6).
5. a kind of mechanical interlocks of double power supply automatic transfer switch as described in claim 1, it is characterised in that: the master
Mechanism cantilever (101) and spare mechanism cantilever (201) include cantilever slab (101a, 201a), the cantilever slab (101a, 201a)
Plate face is equipped with cantilevered axle (101a01,201a01).
6. a kind of mechanical interlocks of double power supply automatic transfer switch as described in claim 1, it is characterised in that: the master
Separating brake lever (8) and spare separating brake lever (5) are equipped with elastic slice two or spring two (803,503), the elastic slice two or spring two
(803,503) pedestal (11) are resisted.
7. a kind of mechanical interlocks of double power supply automatic transfer switch as claimed in claim 3, it is characterised in that: the left side
One end of blocking lever (3) and right blocking lever (7) dress mounting plate (401,401 ') is frosting, and mounting plate (401,401 ') utilizes spiral shell
Silk on the frosting, screw via hole at least one be kidney slot for adjusting mounting plate (401,401 ') position.
8. a kind of mechanical interlocks of double power supply automatic transfer switch as claimed in claim 2, it is characterised in that: the branch
Stand (10) includes stand stopper (10a), and the stand stopper (10a) is equipped with limiting slot (10a01), Left-wing Federation's lock
Bar (3) and the shaft of right blocking lever (7) are located in limiting slot (10a01), and the stand stopper (10a) utilizes supporting plate
(10b) capping, the carrier base (10) is on pedestal (11).
9. a kind of mechanical interlocks of double power supply automatic transfer switch as described in claim 1, it is characterised in that: the master
Separating brake lever (8) and spare separating brake lever (5) are attached separately to the upper groove (11a) and lower groove (11b) of corresponding pedestal (11)
It is interior.
10. a kind of mechanical interlocks of double power supply automatic transfer switch as described in claim 1, it is characterised in that: described
Main operation mechanism main shaft (1) and standby operation mechanism main shaft (2) are attached separately to main operation mechanism (A) and standby operation structure (B)
Side plate on, the main operation mechanism (A) and standby operation structure (B) dress be on the base symmetrical with pedestal (11) horizontal central line
Center arrangement symmetrical above and below, the main operation mechanism (A) and standby operation structure (B) are located at the same vertical direction of pedestal (11)
On.
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CN201820991255.2U CN208848782U (en) | 2018-06-26 | 2018-06-26 | A kind of mechanical interlocks of double power supply automatic transfer switch |
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CN201820991255.2U CN208848782U (en) | 2018-06-26 | 2018-06-26 | A kind of mechanical interlocks of double power supply automatic transfer switch |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108807041A (en) * | 2018-06-26 | 2018-11-13 | 上海良信电器股份有限公司 | A kind of mechanical interlocks of double power supply automatic transfer switch |
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2018
- 2018-06-26 CN CN201820991255.2U patent/CN208848782U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108807041A (en) * | 2018-06-26 | 2018-11-13 | 上海良信电器股份有限公司 | A kind of mechanical interlocks of double power supply automatic transfer switch |
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