CN209150029U - Explosion-proof electric apparatus miniature circuit breaker manual-operating mechanism - Google Patents
Explosion-proof electric apparatus miniature circuit breaker manual-operating mechanism Download PDFInfo
- Publication number
- CN209150029U CN209150029U CN201822183948.1U CN201822183948U CN209150029U CN 209150029 U CN209150029 U CN 209150029U CN 201822183948 U CN201822183948 U CN 201822183948U CN 209150029 U CN209150029 U CN 209150029U
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- circuit breaker
- fixed
- miniature circuit
- mounting base
- explosion
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Abstract
The utility model discloses a kind of explosion-proof electric apparatus miniature circuit breaker manual-operating mechanisms, including fixed bottom plate, mounting base and support frame, the upper end of support frame is fixedly connected with mounting base, lower end is fixedly connected with fixed bottom plate, mounting plate lower part can move left and right and be provided with movable part, it is rotatably mounted in mounting base to have rotation axis, the outer end of rotation axis extends on the outside of mounting base as operating side, the inner end of rotation axis extends on the inside of mounting base as driving end, drive end fixed conveyor piece, there is drive shaft perforation on movable part, drive shaft is fixed in driver blade end, drive shaft extends in drive shaft perforation, movable part lower part is fixed with U-shaped fastener, there is U-lag on U-shaped fastener, movable part is driven to move left and right by drive shaft when rotation axis rotates, the movement of small-size breaker handle divide-shut brake is driven by U-shaped fastener.Structurally reasonable in the utility model, versatile, easy to operate when controlling the miniature circuit breaker divide-shut brake inside explosion-proof electric apparatus, using effect is good.
Description
Technical field
The utility model relates to a kind of explosion-proof electric apparatus miniature circuit breaker manual-operating mechanisms, belong to explosion-proof electric apparatus structure and set
Meter field.
Background technique
Miniature circuit breaker is typically secured in the cabinet inner bottom wall of explosion-proof electric apparatus in the prior art, will be used to control small-sized disconnected
The manual-operating mechanism of road device divide-shut brake is mounted on the panel of explosion-proof electric apparatus cabinet front, explosion-proof due to different depth size
In electrical appliance box body, spacing dimension of its upper handle apart from panel is of different sizes after miniature circuit breaker installation, if cabinet depth ruler
Very little larger, its upper handle is larger apart from panel spacing after miniature circuit breaker installation, and so circuit breaker handle cannot be with operation
Mechanism realizes connection, therefore common practice is the volume exterior fixing rack in cabinet inner bottom wall, for installing miniature circuit breaker, with
Small-size breaker handle is reduced to the spacing between panel, and the structure of the antinose-dive leg of different depth dimensions is also slightly different,
Structure versatility is poor.
Utility model content
In this regard, the utility model is intended to provide a kind of structurally reasonable explosion-proof electric apparatus miniature circuit breaker manual operation machine
Structure adapts to a variety of different size explosion-proof electric apparatus and installs and uses, and does not need that the branch for installing miniature circuit breaker is additionally arranged
Frame.
Realizing the technical solution of the utility model aim is:
A kind of explosion-proof electric apparatus miniature circuit breaker manual-operating mechanism, including fixed bottom plate, mounting base and support frame, it is described
Mounting base upper surface is equipped with fixing threaded hole, and the upper end of support frame as described above is fixedly connected with the mounting base, lower end and the fixation
Bottom plate is fixedly connected, and has the installation space for installing miniature circuit breaker between the fixed bottom plate and mounting base, described
Fixed bottom plate is equipped with the fixed structure for fixing miniature circuit breaker, and the installation space top is fixed in the mounting base
There is mounting plate, the mounting plate lower part, which can move left and right, is provided with movable part, rotatably mounted in the mounting base to have rotation
Axis, the outer end of the rotation axis are extended to as operating side on the outside of the mounting base, and the inner end of the rotation axis extends to the installation
As driving end, the driving end is fixed with driver blade, position corresponding with the driver blade in the middle part of the mounting plate for seat inside
Relief hole is formed, position corresponding with the relief hole is formed with drive shaft perforation, the transmission bit end on the movable part
Portion is fixed with drive shaft, and the drive shaft is passed through by the relief hole to be extended in the drive shaft perforation, under the movable part
Portion is fixed with U-shaped fastener, has the U-lag for being suitable for being socketed in outside miniature circuit breaker operation handle on the U-shaped fastener, described
The movable part is driven to move left and right by the drive shaft when rotation axis rotates, and then small by U-shaped fastener drive
The movement of type circuit breaker handle divide-shut brake.
In above-mentioned technical proposal, downward support rim is formed on the downside of the mounting base, is set on the support rim
There is screw hole, position corresponding with the screw hole is perforated equipped with screw on the mounting plate, and fixed screw passes through the screw
Perforation cooperates with the screw hole, and the lower end surface of the support rim is against the top of the mounting plate.
In above-mentioned technical proposal, shop bolt is fixed on the mounting plate, the movable part is equipped with along right and left
To extended strip-shaped hole, the strip-shaped hole and the shop bolt cooperate.
In above-mentioned technical proposal, the transverse arm of the U-shaped fastener is fixedly connected with the movable part, under the movable part
Portion keeps out boss with downwardly convex in the two sides of the U-shaped fastener, and the side for keeping out boss is resisted against the U-shaped card
The outside portion of the corresponding side arm of part.
In above-mentioned technical proposal, the boss of keeping out is that corresponding site plate body on the movable part is curved to undershoot and shape
At.
In above-mentioned technical proposal, the fixed structure includes the arrived tableting being fixed on the fixed bottom plate, described to compress
One end of piece is fixedly connected by lock screw with the fixed bottom plate, and the other end is suitable for consolidating for side corresponding to miniature circuit breaker
It is mating to determine card slot.
In above-mentioned technical proposal, there is sleeve for installing the rotation axis in the mounting base, the sleeve it is interior
End has inwardly protruded annular convex platform, is fixed with repellent parts inside the sleeve outer end, the annular convex platform is supported with described
Annular stop groove is formed between stopper part, and there is the annular cooperated with the annular stop groove to keep off on the rotation axis outer wall
Platform.
In above-mentioned technical proposal, the cross-sectional shape of the operating side is polygon.
The utility model has the effect of positive: when the manual-operating mechanism in the utility model is installed, by small-sized open circuit
Device is fixed on the fixation bottom plate of manual-operating mechanism by fixed structure, and the handle of miniature circuit breaker is made to protrude into U-shaped fastener
U-lag in, mounting base outer surface is sticked on the inner surface of explosion-proof electric apparatus panel, by pass through explosion-proof electric apparatus panel from
Tapping is matched with the fixing threaded hole is fixed on entire manual-operating mechanism on the inside of explosion-proof electric apparatus panel, and mounting base and
Fixed bottom plate is fixedly linked by support frame, and the explosion-proof electric apparatus panel, the manual operation are stretched out in the operating side of the rotation axis
Mechanism is not limited by explosion-proof electric apparatus depth dimensions, without bracket is additionally arranged in cabinet, has stronger versatility, installation
It is convenient to operate, and when controlling miniature circuit breaker divide-shut brake, rotates rotation axis from explosion-proof electric apparatus outside, further passes through drive activity
Component moves left and right, thus by U-shaped fastener push small-size breaker handle division movement, the operating mechanism it is structurally reasonable,
It operates conveniently, there is good using effect.
Detailed description of the invention
Fig. 1 is the side view of the middle-size and small-size manual operating mechanism of breaker of the utility model；
Fig. 2 is the top view of miniature circuit breaker manual-operating mechanism shown in Fig. 1；
Fig. 3 is that miniature circuit breaker manual-operating mechanism shown in Fig. 1 removes the structural schematic diagram after parts thereof；
Fig. 4 is the structural schematic diagram of the installation diagram shown in Fig. 3 from another angle；
Fig. 5 is the structural schematic diagram of movable part in Fig. 4；
Fig. 6 is structural schematic diagram when miniature circuit breaker is fixed on the fixed bottom plate by arrived tableting.
Appended drawing reference as shown in the figure are as follows: the fixed bottom plate of 1-；2- mounting base；21- support rim；22- fixing threaded hole；3- branch
Support；4- miniature circuit breaker；41- fixed card slot；5- installation space；6- rotation axis；The operating side 61-；62- drives end；63- ring
Shape block machine；7- mounting plate；71- relief hole；72- shop bolt；8- movable part；81- strip-shaped hole；82- keeps out boss；83- drives
Moving axis perforation；9-U shape fastener；91-U shape slot；10- drive shaft；100- sleeve；11- driver blade；101- arrived tableting；102- locking
Screw；103- repellent parts；104- annular convex platform.
Specific embodiment
The specific structure in the utility model is done to illustrate with reference to the accompanying drawings of the specification:
A kind of explosion-proof electric apparatus miniature circuit breaker manual-operating mechanism, as shown in Figures 1 to 4 comprising fixed bottom plate 1,
Mounting base 2 and support frame 3,2 upper surface of mounting base are equipped with fixing threaded hole 22, the upper end of support frame as described above 3 and the installation
Seat 2 is fixedly connected, and lower end is fixedly connected with the fixed bottom plate 1, is had between the fixed bottom plate 1 and mounting base 2 and is used for
The installation space 5 of miniature circuit breaker 4 is installed, the fixed bottom plate 1 is equipped with the fixed structure for fixing miniature circuit breaker 4,
5 top of installation space installation space is fixed with mounting plate 7 in the mounting base 2, and 7 lower part of mounting plate can control
It moves and is provided with movable part 8, rotatably mounted in the mounting base 2 to have rotation axis 6, the outer end of the rotation axis 6 extends to institute
It states as operating side 61 on the outside of mounting base 2, the inner end of the rotation axis 6, which extends to, is used as driving end 62 on the inside of the mounting base 2,
The driving end 62 is fixed with driver blade 11, and position corresponding with the driver blade 11 forms relief hole in the middle part of the mounting plate 7
71, position corresponding with the relief hole 71 is formed with drive shaft perforation 83,11 end of driver blade on the movable part 8
It is fixed with drive shaft 10, the drive shaft 10 is passed through by the relief hole 71 to be extended in the drive shaft perforation 83, the activity
8 lower part of component is fixed with U-shaped fastener 9, has the U for being suitable for being socketed in outside 4 operation handle of miniature circuit breaker on the U-shaped fastener 9
Shape slot 91 drives the movable part 8 to move left and right, and then passes through institute when the rotation axis 6 rotates by the drive shaft 10
It states U shape fastener 9 and drives the movement of 4 handle divide-shut brake of miniature circuit breaker.Using the above structure in the present embodiment, the manual operation
When mechanism is installed, miniature circuit breaker 4 is fixed on the fixation bottom plate 1 of manual-operating mechanism by fixed structure, and is made small-sized
The handle of breaker 4 protrudes into the U-lag 91 of U-shaped fastener 9, and 2 outer surface of mounting base is sticked on to the interior table of explosion-proof electric apparatus panel
On face, the self-tapping screw by passing through explosion-proof electric apparatus panel is matched with the fixing threaded hole 22 consolidates entire manual-operating mechanism
It is scheduled on explosion-proof electric apparatus panel, mounting base 2 and fixed bottom plate 1 are fixedly linked by support frame 3, the operating side of the rotation axis 6
61 stretch out the explosion-proof electric apparatus panel, which is not limited by explosion-proof electric apparatus depth dimensions, are suitable for matching various
Miniature circuit breaker 4 has stronger versatility, and without bracket is additionally arranged in cabinet, installation operation is convenient, small-sized controlling
When 4 divide-shut brake of breaker, rotation axis 6 is rotated from explosion-proof electric apparatus outside, further by driving movable part 8 to move left and right, from
And rely on U-shaped fastener 9 push 4 handle division of miniature circuit breaker movement, the operating mechanism it is structurally reasonable, operate conveniently, have
Good using effect.
In the present embodiment, the downside of the mounting base 2 forms downward support rim 21, sets on the support rim 21
There is screw hole, position corresponding with the screw hole is perforated equipped with screw on the mounting plate 7, and fixed screw passes through the screw
Perforation cooperates with the screw hole, and the lower end surface of the support rim 21 is against the top of the mounting plate 7.
Further, shop bolt 72 is fixed on the mounting plate 7, the movable part 8 is equipped with to be prolonged in left-right direction
The strip-shaped hole 81 of setting is stretched, the strip-shaped hole 81 cooperates with the shop bolt 72, mentions for the moving left and right for movable part 8
For guiding.
In the present embodiment, the transverse arm of the U-shaped fastener 9 is fixedly connected with the movable part 8, under the movable part 8
Portion keeps out boss 82 with downwardly convex in the two sides of the U-shaped fastener 9, and the side for keeping out boss 82 is resisted against described
The outside portion of the corresponding side arm of U-shaped fastener 9 can be the U-shaped fastener 9 by keeping out the setting of boss 82 on movable part 8
Side wall certain support force is provided, booster action is played, so that U-shaped fastener 9 be avoided to deform after working long hours.
In the present embodiment, the boss 82 of keeping out is that corresponding site plate body on the movable part 8 is curved to undershoot and shape
At referring to shown in Fig. 5.
In the present embodiment, referring to shown in Fig. 6, the fixed structure includes the arrived tableting being fixed on the fixed bottom plate 1
101, one end of the arrived tableting 101 is fixedly connected by lock screw 102 with the fixed bottom plate 1, the other end suitable for it is small
The fixed card slot 41 of the corresponding side of type breaker 4 is mating, using the above structure, i.e., when miniature circuit breaker 4 is installed, by institute
The one end for stating arrived tableting 101 is inserted into corresponding fixed card slot 41, and uses lock screw 102 by 101 other end of arrived tableting and institute
It is fixed to state fixed bottom plate 1, so that miniature circuit breaker 4 is fixed on fixed bottom plate 1, fixed operation is more convenient.
Have in the mounting base 2 for installing as the further improvement in the present embodiment referring specifically to shown in Fig. 1
The sleeve 100 of the rotation axis 6, the inner end of the sleeve 100 have an inwardly protruded annular convex platform 104, outside the sleeve 100
End is internal to be fixed with repellent parts 103, and annular stop groove is formed between the annular convex platform 104 and the repellent parts 103,
There is the annular block machine 63 cooperated with the annular stop groove on 6 outer wall of rotation axis, that is, pass through annular block machine 63 and institute
Annular stop groove is stated to match so that the rotation axis 6 can only be rotated relative to the sleeve 100, and limit rotation axis 6
Axial movement, with the bolt of axially extending bore centered on the repellent parts 103, external screw thread outside the bolt with it is described
The internal screw thread of 100 outer end of sleeve matches.
In the present embodiment, the cross-sectional shape of the operating side 61 is polygon, specifically can be quadrangle, pentagon or
Hexagon, using this structure, in 61 fixed knob of operating side in practical operation, the knob is equipped with and the operating side 61
The adaptable polygonal socket of shape is cooperated by the jack on knob with the operating side 61 so as to ensure that knob rotates
When can effectively drive rotation axis 6 rotate.
Obviously, the above embodiments of the present invention is merely examples for clearly illustrating the present invention, and
It is not limitations of the embodiments of the present invention.For those of ordinary skill in the art, in above description
On the basis of can also make other variations or changes in different ways.There is no need and unable to give all embodiments
Exhaustion.And the obvious changes or variations that these connotations for belonging to the utility model are extended out still fall within it is practical
Novel protection scope.
Claims (8)
1. a kind of explosion-proof electric apparatus miniature circuit breaker manual-operating mechanism, which is characterized in that including fixed bottom plate (1), mounting base
(2) and support frame (3), mounting base (2) upper surface is equipped with fixing threaded hole (22), the upper end of support frame as described above (3) with it is described
Mounting base (2) is fixedly connected, and lower end is fixedly connected with the fixed bottom plate (1), in the fixed bottom plate (1) and mounting base (2)
Between there is installation space (5) for installing miniature circuit breaker (4), the fixed bottom plate (1) is equipped with small-sized for fixing
The fixed structure of breaker (4), installation space (5) top is fixed with mounting plate (7) on the mounting base (2), described
Mounting plate (7) lower part, which can move left and right, to be provided with movable part (8), rotatably mounted on the mounting base (2) to have rotation axis
(6), the outer end of the rotation axis (6) extends on the outside of the mounting base (2) as operating side (61), the rotation axis (6) it is interior
End is extended to as driving end (62) on the inside of the mounting base (2), and the driving end (62) is fixed with driver blade (11), the installation
Position formation relief hole (71) corresponding with the driver blade (11) in the middle part of plate (7), on the movable part (8) with the resigning
The corresponding position in hole (71) is formed with drive shaft perforation (83), and driver blade (11) end is fixed with drive shaft (10), described
Drive shaft (10) is passed through by the relief hole (71) to be extended in the drive shaft perforation (83), and movable part (8) lower part is solid
Surely have U-shaped fastener (9), there is the U-lag for being suitable for being socketed in outside miniature circuit breaker (4) operation handle on the U-shaped fastener (9)
(91), the movable part (8) is driven to move left and right by the drive shaft (10) when the rotation axis (6) rotates, Jin Ertong
It crosses the U-shaped fastener (9) and drives the movement of miniature circuit breaker (4) handle divide-shut brake.
2. explosion-proof electric apparatus according to claim 1 miniature circuit breaker manual-operating mechanism, which is characterized in that the installation
It is formed downward support rim (21) on the downside of seat (2), the support rim (21) is equipped with screw hole, the mounting plate
(7) position corresponding with the screw hole is perforated equipped with screw on, and fixed screw passes through screw perforation and the screw hole
Cooperation, the lower end surface of the support rim (21) is against the top of the mounting plate (7).
3. explosion-proof electric apparatus according to claim 1 miniature circuit breaker manual-operating mechanism, which is characterized in that the installation
It is fixed on plate (7) shop bolt (72), the movable part (8) is equipped with strip-shaped hole extended in left-right direction
(81), the strip-shaped hole (81) and the shop bolt (72) cooperate.
4. explosion-proof electric apparatus according to claim 3 miniature circuit breaker manual-operating mechanism, which is characterized in that the U-shaped
The transverse arm of fastener (9) is fixedly connected with the movable part (8), and movable part (8) lower part is in the U-shaped fastener (9)
Two sides are kept out boss (82) with downwardly convex, and the side for keeping out boss (82) is resisted against the phase of the U-shaped fastener (9)
Answer the outside portion of side arm.
5. explosion-proof electric apparatus according to claim 4 miniature circuit breaker manual-operating mechanism, which is characterized in that described to keep out
Boss (82) is formed for corresponding site plate body on the movable part (8) is curved to undershoot.
6. explosion-proof electric apparatus according to claim 1 miniature circuit breaker manual-operating mechanism, which is characterized in that the fixation
Structure includes the arrived tableting (101) being fixed on the fixed bottom plate (1), and one end of the arrived tableting (101) passes through locking screw
Silk (102) is fixedly connected with the fixed bottom plate (1), and the other end is suitable for the fixed card slot of side corresponding to miniature circuit breaker (4)
(41) mating.
7. explosion-proof electric apparatus according to any one of claim 1 to 6 miniature circuit breaker manual-operating mechanism, feature exist
In with the sleeve (100) for installing the rotation axis (6), the inner end tool of the sleeve (100) on the mounting base (2)
Have inwardly protruded annular convex platform (104), is fixed with repellent parts (103), the convex annular inside sleeve (100) outer end
Annular stop groove is formed between platform (104) and the repellent parts (103), have on rotation axis (6) outer wall with it is described
The annular block machine (63) of annular stop groove cooperation.
8. explosion-proof electric apparatus according to claim 1 miniature circuit breaker manual-operating mechanism, which is characterized in that the operation
The cross-sectional shape for holding (61) is polygon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822183948.1U CN209150029U (en) | 2018-12-25 | 2018-12-25 | Explosion-proof electric apparatus miniature circuit breaker manual-operating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822183948.1U CN209150029U (en) | 2018-12-25 | 2018-12-25 | Explosion-proof electric apparatus miniature circuit breaker manual-operating mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209150029U true CN209150029U (en) | 2019-07-23 |
Family
ID=67290674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822183948.1U Active CN209150029U (en) | 2018-12-25 | 2018-12-25 | Explosion-proof electric apparatus miniature circuit breaker manual-operating mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209150029U (en) |
-
2018
- 2018-12-25 CN CN201822183948.1U patent/CN209150029U/en active Active
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