CN209029289U - A kind of spring operating mechanism of three-station - Google Patents
A kind of spring operating mechanism of three-station Download PDFInfo
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- CN209029289U CN209029289U CN201821713932.0U CN201821713932U CN209029289U CN 209029289 U CN209029289 U CN 209029289U CN 201821713932 U CN201821713932 U CN 201821713932U CN 209029289 U CN209029289 U CN 209029289U
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Abstract
The utility model discloses a kind of spring operating mechanism of three-station, including mechanism bent plate and the isolated operation axis being arranged on mechanism bent plate and ground connection operating shaft, division spring assembly is connected between isolated operation axis and ground connection operating shaft, the first latch lever is additionally provided on mechanism bent plate, first interlocking gear and the second interlocking gear, first latch lever one end is provided with shaft joint, the other end is fixedly connected with chain push plate, isolated operation axis and ground connection operating shaft pass through the first crank link mechanism and the second crank link mechanism is connect with shaft joint respectively, for triggering, the first interlocking gear blocks isolated operation hole or the second interlocking gear of triggering blocks ground connection handle hole for chain push plate.The utility model is equipped with interlocking gear, isolated operation axis or ground connection operating shaft pass through crank link mechanism and shaft joint driving the first latch lever rotation, to drive chain push plate to trigger the second interlocking gear or the first interlocking gear, it is grounded handle hole or the locking of isolated operation hole, to avoid maloperation.
Description
Technical field
The utility model relates to technical field of electric equipment, and in particular to a kind of spring operating mechanism of three-station.
Background technique
Currently, in existing high-tension switch cabinet, the three-station equipped with different structure, the operating mechanism to match therewith
Have various: the slow transmission mechanism for having gear band dynamic has the mechanism of Single spring independent operation, also there is dual spring dual operation axis
Operating mechanism.Many power distribution cabinets require earthing switch that must have making capability again, and require the disconnecting switch of three-station with
Earthing switch has a respective handle hole, in mesh existent technique due to the operating mechanism of three-station from closing position to point
Gate position and open position between earthing position to, without reliable locking mechanism, therefore being easy to accidentally grasp during the work time
Make, cannot reliably carry out breaking-closing operating.
Summary of the invention
In view of the deficiencies of the prior art, the utility model provides a kind of spring operating mechanism of three-station, for solving
The operating mechanism of certainly existing three-station does not have the problem of reliable locking mechanism.
The content of the utility model is as follows:
A kind of spring operating mechanism of three-station, including mechanism bent plate and be arranged on the mechanism bent plate every
From operating shaft and ground connection operating shaft, division spring assembly, institute are connected between the isolated operation axis and the ground connection operating shaft
It states and is additionally provided with the first latch lever, the first interlocking gear and the second interlocking gear on mechanism bent plate, first latch lever one end
It is provided with shaft joint, the other end is fixedly connected with chain push plate, and the isolated operation axis and the ground connection operating shaft pass through respectively
First crank link mechanism and the second crank link mechanism are connect with the shaft joint, and the chain push plate connects for triggering first
Latch mechanism blocks isolated operation hole or the second interlocking gear of triggering blocks ground connection handle hole.
Preferably, first interlocking gear is identical with the second interlocking gear structure, the first interlocking gear packet
Junction panel and chain support plate are included, guide pin is provided in the chain support plate, is provided on the junction panel and is led with described
The sliding slot to match to pin, the junction panel are mounted in the chain support plate, and the junction panel and the chain support
Reset spring is connected between plate, the chain support plate is mounted on the mechanism bent plate.
Preferably, it is provided with rotary spacing pin in the isolated operation axis and the ground connection operating shaft, the mechanism is curved
It is provided with and the rotary spacing pin on plate and in the rotation direction of the isolated operation axis and the ground connection operating shaft
Limited block.
Preferably, the shaft joint includes the stainless steel shaft welded together and triangle shift plate, the stainless steel shaft one
End is connect with three-station main shaft, and the other end is connect with first latch lever.
Preferably, it is socketed with copper sheathing on the outer wall of the stainless steel shaft, the sealing of Y type is provided between copper sheathing and stainless steel shaft
Circle.
Preferably, first crank link mechanism include be fixed on isolated operation axis one end isolation connecting lever plate and
Spacer link, described spacer link one end are provided with the first arc chute, the upper corners company of the other end and the triangle shift plate
It connects, the isolation connecting lever plate is connect with first arc chute.
Preferably, second crank link mechanism include be fixed on it is described ground connection operating shaft one end earthed crank arm plate and
It is grounded connecting rod, described ground connection connecting rod one end is provided with the second arc chute, and the ground connection connecting rod other end and the triangle are dialled
The lower end angle of plate connects, and the earthed crank arm plate is connect with second arc chute.
Preferably, it is provided with microswitch support plate on the mechanism bent plate, is provided in the microswitch support plate
Around the microswitch of first latch lever distribution, the microswitch is used to control the on-off of motor power supply, realizes
Electrical interlocks are provided with the microswitch briquetting for triggering the microswitch on first latch lever.
Preferably, the division spring assembly includes guidance set and division spring, and the guidance set includes guide rod
And guide sleeve, the division spring are set on the outer wall of the guidance set, the guidance set both ends are provided with spring
Promote, the spring, which is promoted, is hinged with spring push plate, the guidance set by spring push plate respectively with the isolated operation
Axis and the ground connection operate axis connection.
The utility model has the following beneficial effects: the disconnecting switch and earthing switch of the utility model three-station have respectively
Handle hole；The utility model is provided with interlocking gear, and isolated operation axis or ground connection operating shaft pass through crank link mechanism and company
Axis device drives the rotation of the first latch lever, to drive, chain push plate triggers the second interlocking gear or the first interlocking gear, realization connect
Ground handle hole or the locking of isolated operation hole, to avoid maloperation.
Detailed description of the invention
Fig. 1 show overall structure Fig. 1 of the utility model embodiment；
Fig. 2 show the main view of the utility model embodiment；
Fig. 3 show overall structure Fig. 2 of the utility model embodiment；
Fig. 4 show the right view of the utility model embodiment.
Specific embodiment
The above description is merely an outline of the technical solution of the present invention, in order to better understand the skill of the utility model
Art means, and being implemented in accordance with the contents of the specification, and in order to allow the above and other purpose, feature of the utility model
It can be more clearly understood with advantage, it is special below to lift preferred embodiment, and cooperate attached drawing, detailed description are as follows.
Please refer to Fig. 1, a kind of spring operating mechanism of three-station disclosed in the present embodiment, including mechanism bent plate 1 with
And the isolated operation axis 2 on the mechanism bent plate 1 and ground connection operating shaft 3 are set, the isolated operation axis 2 and ground connection behaviour
Make to be connected with division spring assembly 4 between axis 3, the first latch lever 5, the first interlocking gear are additionally provided on the mechanism bent plate 1
16 and second interlocking gear 17, first latch lever 5 use six side's latch levers or all directions latch lever, the present embodiment uses six sides
Latch lever, described first latch lever, 5 one end are provided with shaft joint 8, and the other end is fixedly connected with chain push plate 9, the isolation behaviour
Make axis 2 and the ground connection operating shaft 3 respectively by the first crank link mechanism 6 and the second crank link mechanism 7 and the connecting shaft
Device 8 connects, and the chain push plate 9 blocks the second interlocking gear 17 of isolated operation hole or triggering for triggering the first interlocking gear 16
Ground connection handle hole is blocked, isolated operation hole rotates isolated operation axis 2, ground connection behaviour for insertion operation handle and by operation handle
Make hole and rotates ground connection operating shaft 3, compared with existing operating mechanism, this implementation for insertion operation handle and by operation handle
The disconnecting switch and earthing switch of example have respective handle hole, and eliminate output shaft, are conducive to simplify structure, realize spring behaviour
Make the miniaturization of mechanism.
Fig. 1 is please referred to, in the present embodiment, the mechanism bent plate 1 uses section for U-shaped sheet metal component, the U-shaped mouth of metal plate
Two sides are provided with mechanism cover board 10, and the isolated operation axis 2 and the ground connection operating shaft 3 are separately positioned on the mechanism bent plate
1 upper and lower part.Rotary spacing pin 11, the mechanism are provided in the isolated operation axis 2 and the ground connection operating shaft 3
It is provided on bent plate 1 and in the rotation direction of the isolated operation axis 2 and the ground connection operating shaft 3 and the rotation limits
The limited block 12 that position pin 11 matches.
Referring to figure 2., the division spring assembly 4 includes guidance set 41 and division spring 42, the guidance set 41
Including guide rod and guide sleeve, the division spring 42 is set on the outer wall of the guidance set 41, the guidance set 41
Both ends are provided with spring and promote 43, and the spring is promoted and is hinged with spring push plate 44 on 43, and the guidance set 41 passes through bullet
Spring push plate 44 is separately fixed in the isolated operation axis 2 and the ground connection operating shaft 3.
Referring to figure 3., first crank link mechanism 6 includes being fixed on the isolated operation axis 2 far from isolated operation
The isolation connecting lever plate 61 and spacer link 62 of hole one end, described 62 one end of spacer link are provided with the first arc chute, the other end
It is connect with the shaft joint 8, isolation connecting lever plate 61 is connect by connecting pin with first arc chute.
Second crank link mechanism 7 includes being fixed on ground connection operating shaft 3 the connecing far from ground connection handle hole one end
Ground connecting lever plate 71 and ground connection connecting rod 72, described 72 one end of ground connection connecting rod are provided with the second arc chute, the other end and the connecting shaft
Device 8 connects, and earthed crank arm plate 71 is connect by connecting pin with second arc chute.
The shaft joint 8 includes the stainless steel shaft 81 welded together and triangle shift plate 82, the triangle shift plate 82
Upper corners and the spacer link 62 it is hinged, the lower end angle of the triangle shift plate 82 and the ground connection connecting rod 72 hingedly, institute
It states and is socketed with copper sheathing on the outer wall of stainless steel shaft 81, y-type seal ring, the stainless steel are provided between copper sheathing and stainless steel shaft 81
81 one end of axis is connect by the first hexagonal hole 83 with three-station main shaft, and the other end is connected by the second hexagonal hole and described first
Locking bar 5 connects.
It is provided with microswitch briquetting 13 on first latch lever 5, is provided with microswitch branch on the mechanism bent plate 1
Fagging 14 is provided with three microswitches around the microswitch briquetting 13 distribution in the microswitch support plate 14
15, when spring operating mechanism is when three connection, isolation and ground connection positions are converted, the first latch lever 5 drives microswitch briquetting
13 trigger three microswitches 15 respectively, and three microswitches 15 issue signal respectively, cut off the power supply of motor, realize electricity
Gas is chain.
Fig. 1 or 4 is please referred to, the chain push plate 9 is fixed on the one end of first latch lever 5 far from the shaft joint 8,
First interlocking gear 16 and second interlocking gear 17 are right against the upper and lower part of the chain push plate 9 respectively, and
First interlocking gear 16 is identical with 17 structure of the second interlocking gear, and first interlocking gear 16 includes junction panel 61
With chain support plate 162, be provided with two guide pins 163 in the chain support plate 162, be provided on the junction panel 61 with
The sliding slot that the guide pin 163 matches, the junction panel 61 is mounted in the chain support plate 162, and the junction panel
Reset spring 164 is connected between 61 and the chain support plate 162, it is curved that the chain support plate 162 is mounted on the mechanism
On plate 1.
The working principle of the present embodiment is as follows:
Fig. 1 is please referred to, when three-station will carry out isolation closing operation, in isolated operation hole insertion operation handle,
Isolated operation axis 2 is driven to rotate counterclockwise by operation handle, 2 one side of isolated operation axis passes through the first crank link mechanism 6
It drives shaft joint 8 to synchronize to rotate counterclockwise, on the other hand drives ground connection operating shaft 3 to rotate clockwise by division spring assembly 4,
To realize isolation closing operation, when rotating isolated operation axis 2, shaft joint 8 drives chain push plate 9 inverse by the first latch lever 5
Hour hands rotation, chain push plate 9 push the junction panel of the second interlocking gear 17 to block ground connection handle hole, and operation handle can not insert at this time
Enter to be grounded handle hole, it can be to avoid maloperation.At this point, rotating isolated operation axis 2 by opposite direction carries out isolation separating brake, it is chain to push away
Plate 9 resets, and the junction panel of the second interlocking gear 17 resets under the pulling force effect of reset spring, and operation handle can be inserted at this time
It is grounded handle hole and carries out contact of earth operation.
The above, the only preferred embodiment of the utility model, the utility model are not limited to above-mentioned implementation
Mode, as long as its technical effect for reaching the utility model with identical means, all should belong to the protection scope of the utility model.
Its technical solution and/or embodiment within the protection scope of the present utility model can have a variety of different modifications and variations.
Claims (9)
1. a kind of spring operating mechanism of three-station, including mechanism bent plate (1) and setting are on the mechanism bent plate (1)
Isolated operation axis (2) and ground connection operating shaft (3), be connected between the isolated operation axis (2) and the ground connection operating shaft (3)
Division spring assembly (4), it is characterised in that: the first latch lever (5), the first chain machine are additionally provided on the mechanism bent plate (1)
Structure (16) and the second interlocking gear (17), described first latch lever (5) one end are provided with shaft joint (8), and the other end is fixedly connected
Have chain push plate (9), the isolated operation axis (2) and the ground connection operating shaft (3) pass through the first crank link mechanism (6) respectively
It is connect with the second crank link mechanism (7) with the shaft joint (8), the chain push plate (9) is for triggering the first interlocking gear
(16) it blocks isolated operation hole or ground connection handle hole is blocked in triggering the second interlocking gear (17).
2. the spring operating mechanism of three-station as described in claim 1, it is characterised in that: first interlocking gear
(16) identical with the second interlocking gear (17) structure, first interlocking gear (16) includes junction panel (161) and chain
Support plate (162) is provided with guide pin (163) on the chain support plate (162), be provided on the junction panel (161) with
The sliding slot that the guide pin (163) matches, the junction panel (161) are mounted on the chain support plate (162), and described
It is connected between junction panel (161) and the chain support plate (162) reset spring (164), chain support plate (162) peace
On the mechanism bent plate (1).
3. the spring operating mechanism of three-station as described in claim 1, it is characterised in that: the isolated operation axis (2)
It is provided with rotary spacing pin (11) on the ground connection operating shaft (3), on the mechanism bent plate (1) and is located at isolation behaviour
Make to be provided with and rotary spacing pin (11) limited block (12) in the rotation direction of axis (2) and ground connection operating shaft (3).
4. the spring operating mechanism of three-station as described in claim 1, it is characterised in that: the shaft joint (8) includes
The stainless steel shaft (81) and triangle shift plate (82) welded together, described stainless steel shaft (81) one end and three-station main shaft
Connection, the other end are connect with first latch lever (5).
5. the spring operating mechanism of three-station as claimed in claim 4, it is characterised in that: the stainless steel shaft (81)
It is socketed with copper sheathing on outer wall, is provided with y-type seal ring between copper sheathing and stainless steel shaft (81).
6. the spring operating mechanism of three-station as claimed in claim 4, it is characterised in that: the first crank connecting link machine
Structure (6) includes the isolation connecting lever plate (61) and spacer link (62) for being fixed on described isolated operation axis (2) one end, and the isolation connects
Bar (62) one end is provided with the first arc chute, and the other end is connect with the upper corners of the triangle shift plate (82), the isolation
Connecting lever plate (61) is connect with first arc chute.
7. the spring operating mechanism of the three-station as described in claim 4 or 6, it is characterised in that: second crank connects
Linkage (7) includes earthed crank arm plate (71) and ground connection connecting rod (72) for being fixed on described ground connection operating shaft (3) one end, described to connect
Ground connecting rod (72) one end is provided with the second arc chute, ground connection connecting rod (72) other end and the triangle shift plate (82)
The connection of lower end angle, the earthed crank arm plate (71) connect with second arc chute.
8. the spring operating mechanism of three-station as described in claim 1, it is characterised in that: on the mechanism bent plate (1)
It is provided with microswitch support plate (14), is provided on the microswitch support plate (14) around first latch lever (5)
The microswitch (15) of distribution, the microswitch (15) are used to control the on-off of motor power supply, realize electrical interlocks, institute
State the microswitch briquetting (13) being provided on the first latch lever (5) for triggering the microswitch (15).
9. the spring operating mechanism of three-station as described in claim 1, it is characterised in that: the division spring assembly
It (4) include guidance set (41) and division spring (42), the guidance set (41) includes guide rod and guide sleeve, the division
Spring (42) is set on the outer wall of the guidance set (41), and guidance set (41) both ends are provided with spring distribution
(43), the spring is promoted is hinged with spring push plate (44) on (43), and the guidance set (41) passes through spring push plate (44) point
It is not connect with the isolated operation axis (2) and the ground connection operating shaft (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821713932.0U CN209029289U (en) | 2018-10-23 | 2018-10-23 | A kind of spring operating mechanism of three-station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821713932.0U CN209029289U (en) | 2018-10-23 | 2018-10-23 | A kind of spring operating mechanism of three-station |
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| Publication Number | Publication Date |
|---|---|
| CN209029289U true CN209029289U (en) | 2019-06-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821713932.0U Active CN209029289U (en) | 2018-10-23 | 2018-10-23 | A kind of spring operating mechanism of three-station |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109273313A (en) * | 2018-10-23 | 2019-01-25 | 深圳市英豪电力科技有限公司 | A kind of spring operating mechanism of three-station |
-
2018
- 2018-10-23 CN CN201821713932.0U patent/CN209029289U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109273313A (en) * | 2018-10-23 | 2019-01-25 | 深圳市英豪电力科技有限公司 | A kind of spring operating mechanism of three-station |
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