CN209515494U - A kind of miniature circuit breaker self-locking device - Google Patents
A kind of miniature circuit breaker self-locking device Download PDFInfo
- Publication number
- CN209515494U CN209515494U CN201822215405.3U CN201822215405U CN209515494U CN 209515494 U CN209515494 U CN 209515494U CN 201822215405 U CN201822215405 U CN 201822215405U CN 209515494 U CN209515494 U CN 209515494U
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- China
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- side wall
- fixedly connected
- circuit breaker
- knob
- miniature circuit
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Abstract
The utility model discloses a kind of miniature circuit breaker self-locking devices, including upper bracket and lower bracket, the upper bracket and lower bracket are L-shaped, the upper bracket is equipped with through-hole, running through on the through-hole has rotation axis, one end of the rotation axis is fixedly connected with knob, the inserted link for control handle rotation is elasticly connected on the side wall of the knob, the rotation axis is fixedly connected with L shape padlock frame far from one end of knob, the lower bracket is located at the downside of L shape padlock frame, and on the horizontal segment of L shape padlock frame be equipped with circular through hole on the horizontal segment of lower bracket；Miniature circuit breaker can not only effectively be locked by the utility model, avoiding the closing because of miniature circuit breaker leads to abnormal electrical power supply, and the rotation of the padlock support frame matched with miniature circuit breaker can be controlled, the normal use that miniature circuit breaker is influenced because of the rotation of padlock support frame is avoided, it is convenient to have arrived to staff.
Description
Technical field
The utility model relates to electrical equipment technical field, specially a kind of miniature circuit breaker self-locking device.
Background technique
Breaker: can turn on, carry and disjunction normal circuit under the conditions of electric current, also can be in defined improper circuit
Under the conditions of connect, carrying certain time and breaking current a kind of mechanical switch electric appliance, miniature circuit breaker by operating mechanism, touching
The composition such as point, protective device, arc quenching system；Its main contacts is by manual operation or electric switch-on；After main contacts closure, freely
Tripping mechanism locks main contacts on closing position；The coil of overcurrent trip and the thermal element of thermal trip and main circuit string
Connection, the coil and power sources in parallel of under-voltage release；However existing miniature circuit breaker is directly installed on panel, generally
It is difficult to lock miniature circuit breaker, when very likely closing miniature circuit breaker under artificial or other fortuitous events
So as to cause abnormal electrical power supply, inconvenience is brought, and part is generally difficult to miniature circuit breaker into line-locked padlock frame
Its activity shape is controlled, such as in rotation, due to gravity, heavier one end is easily rotated down, to give work people
Member brings inconvenience, thus it is proposed that a kind of miniature circuit breaker self-locking device is for solving the above problems.
Utility model content
The purpose of this utility model is to provide a kind of miniature circuit breaker self-locking devices, to solve in above-mentioned background technique
The problem of proposition.
To achieve the above object, the utility model provides the following technical solutions: a kind of miniature circuit breaker self-locking device, packet
Upper bracket and lower bracket are included, the upper bracket and lower bracket are L-shaped, and the upper bracket is equipped with through-hole, pass through on the through-hole
It is installed with rotation axis, one end of the rotation axis is fixedly connected with knob, is elasticly connected on the side wall of the knob for controlling
The inserted link of knob, the rotation axis are fixedly connected with L shape padlock frame far from one end of knob, and the lower bracket is located at L shape
The downside of padlock frame, and on the horizontal segment of L shape padlock frame with circular through hole, two circles are equipped on the horizontal segment of lower bracket
The position of shape through-hole is corresponding.
Preferably, it is equipped with control chamber in the knob, is fixedly connected on the side wall of the control chamber there are two spring, two
Movable plate is fixedly connected between the spring, the side wall of the movable plate is in contact with the side wall of control chamber, the inserted link
One end is fixedly connected on the side wall of movable plate, and the inserted link passes through the side wall of control chamber far from one end of movable plate and is plugged in
On upper bracket, the movable plate is fixedly connected with pull rod by two connecting rods, and the pull rod is located at the outside of knob.
Preferably, the upper bracket side wall opposite with knob is equipped at least two jacks, and multiple jacks are in ring
Shape distribution, one end of the inserted link is plugged in jack, and at least two fixed links are fixedly connected on upper bracket, the fixed link
Position it is corresponding with the position of jack, be fixedly connected with locating rod in the circumferential wall of the knob, the locating rod and upper branch
The opposite side wall of frame is close with fixed link far from the end face of upper bracket.
Preferably, one end of the connecting rod is fixedly connected on movable plate far from the side wall of inserted link, and the connecting rod is remote
One end from movable plate passes through the side wall of control chamber and is fixedly connected on pull rod on the side wall of knob, and spring is set in company
On extension bar.
Preferably, the vertical end of the L shape padlock frame is equipped with holding tank, and one end of the rotation axis is plugged in holding tank
It is interior, and rotation axis is fixedly connected by least two fastening bolts with L shape padlock frame.
Preferably, the side wall of the L shape padlock frame is equipped at least two latches, and the latch is located at upper bracket and lower branch
Between frame.
Compared with prior art, the utility model has the beneficial effects that by being propped up under the setting of the downside of L shape padlock frame
Frame, convenient for the fixation of L shape padlock frame, by the way that knob is arranged on L shape padlock frame, convenient for the rotation of L shape padlock frame, by revolving
Inserted link is set on button, is convenient for convenient for the rotation of control handle by the way that locating rod and fixed link is arranged in the outside of inserted link and jack
The position between inserted link and jack is observed, is plugged in jack convenient for inserted link；This miniature circuit breaker self-locking device can not only
It is enough that effectively miniature circuit breaker is locked, avoid the closing because of miniature circuit breaker from leading to abnormal electrical power supply, and can
The rotation for controlling the padlock support frame matched with miniature circuit breaker, avoids influencing miniature circuit breaker because of the rotation of padlock support frame
Normal use, it is convenient to have arrived to staff.
Detailed description of the invention
Fig. 1 is the utility model perspective view；
Fig. 2 is the partial enlargement structural representation in Fig. 1 at A；
Fig. 3 is the utility model front schematic diagram of internal structure.
In figure: 1 upper bracket, 101 through-holes, 102 jacks, 11 fixed links, 2 lower brackets, 21 fastening bolts, 3 knobs, 301 controls
Chamber processed, 31 springs, 32 movable plates, 33 connecting rods, 34 pull rods, 35 locating rods, 4 inserted links, 5 L shape padlock framves, 501 circular through holes,
502 holding tanks, 503 latches.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of miniature circuit breaker self-locking device, including
Upper bracket 1 and lower bracket 6, upper bracket 1 is L-shaped with lower bracket 6, and upper bracket 1 is equipped with through-hole 101, and running through on through-hole 101 has
Rotation axis 2, one end of rotation axis 2 are fixedly connected with knob 3, are elasticly connected on the side wall of knob 3 and rotate for control handle 3
Inserted link 4 control chamber 301 is concretely equipped in knob 3, be fixedly connected on the side wall of control chamber 301 there are two spring 31,
Movable plate 32 is fixedly connected between two springs 31, the side wall of movable plate 32 is in contact with the side wall of control chamber 301, inserted link 4
One end be fixedly connected on the side wall of movable plate 32.
Inserted link 4 passes through the side wall of control chamber 301 far from one end of movable plate 32 and is plugged on upper bracket 1, concretely,
The side wall opposite with knob 3 of upper bracket 1 is equipped at least two jacks 102, and multiple jacks 102 are distributed in a ring, and the one of inserted link 4
End is plugged in jack 102, and at least two fixed links 11 are fixedly connected on upper bracket 1, the position of fixed link 11 and jack 102
Position it is corresponding, be fixedly connected with locating rod 35 in the circumferential wall of knob 3, the side wall opposite with upper bracket 1 of locating rod 35 with
Fixed link 11 is close far from the end face of upper bracket 1, and convenient for observing the position of inserted link 4 and jack 102, movable plate 32 passes through two
Connecting rod 33 is fixedly connected with pull rod 34, and concretely, one end of connecting rod 33 is fixedly connected on movable plate 32 far from inserted link 4
On side wall, connecting rod 33 passes through the side wall of control chamber 301 far from one end of movable plate 32 and is fixedly connected on pull rod 34 close to rotation
On the side wall of button 3, and spring 31 is set in connecting rod 33, is fixedly connected on movable plate 32 and pull rod 34 convenient for connecting rod 33
On, pull rod 34 is located at the outside of knob 3, convenient for 4 elastic connection of inserted link on knob 3.
Rotation axis 2 is fixedly connected with L shape padlock frame 5 far from one end of knob 3, concretely, L shape padlock frame 5 it is vertical
End is equipped with holding tank 502, and one end of rotation axis 2 is plugged in holding tank 502, and rotation axis 2 passes through at least two fastening spiral shells
Bolt 21 is fixedly connected with L shape padlock frame 5, convenient for the fixation and disassembly of L shape padlock frame 5 and rotation axis 2, the side wall of L shape padlock frame 5
At least two latches 503 are equipped with, between upper bracket 1 and lower bracket 6, latch 503 and miniature circuit breaker match latch 503
It closes, miniature circuit breaker is known structure in the prior art, therefore this will not be repeated here, and lower bracket 6 is located under L shape padlock frame 5
Side, and on the horizontal segment of L shape padlock frame 5 with circular through hole 501, two circular through holes 501 are equipped on the horizontal segment of lower bracket 6
Position it is corresponding.
Working principle: the utility model is in use, perpendicular by the vertical section of upper bracket 1 and L shape padlock frame 5
The vertical section of position and lower bracket 6 is bolted on panel, and lower bracket 6 is located under 5 horizontal segment of L shape padlock frame
Side, and make the latch 503 on L shape padlock frame 5 mutually chimeric with miniature circuit breaker, when needing to lock miniature circuit breaker
When, it is located on the circular through hole 501 on L shape padlock frame 5 and lower bracket 6 by the small lock hanging provided for oneself, then hung L shape by small lock
The horizontal segment of lock frame 5 is locked on the horizontal segment of lower bracket 6, is locked to realize to miniature circuit breaker；When
When it is not necessary that miniature circuit breaker being locked, by with the matched key of small locking phase, by small lock open, it is small lock it is equal with key
For known structure in the prior art, therefore this will not be repeated here, then pulls pull rod 34, so that inserted link 4 is moved away from upper bracket 1, then turns
Dynamic pull rod 34, drives the rotation of L shape padlock frame 5, so that the horizontal segment of padlock frame 5 is moved away from lower bracket 6, when locating rod 35 and fixes
When bar 11 is in plumbness, pull rod 34 is loosened, so that inserted link 4 plugs in the jack 102 on upper bracket 1, so that L shape be hung
Lock frame 5 be fixed, prevent the horizontal segment of L shape padlock frame 5 glide due to gravity and to without closure miniature circuit breaker band
To influence.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of miniature circuit breaker self-locking device, including upper bracket (1) and lower bracket (6), it is characterised in that: the upper bracket
(1) L-shaped with lower bracket (6), the upper bracket (1) is equipped with through-hole (101), and running through on the through-hole (101) has rotation
One end of axis (2), the rotation axis (2) is fixedly connected with knob (3), is elasticly connected with and is used on the side wall of the knob (3)
The inserted link (4) of control handle (3) rotation, the rotation axis (2) are fixedly connected with L shape padlock frame far from the one end of knob (3)
(5), the lower bracket (6) is located at the downside of L shape padlock frame (5), and on the horizontal segment of L shape padlock frame (5) with lower bracket (6)
It is equipped on horizontal segment circular through hole (501), the position of two circular through holes (501) is corresponding.
2. a kind of miniature circuit breaker self-locking device according to claim 1, it is characterised in that: set in the knob (3)
Have control chamber (301), is fixedly connected on the side wall of the control chamber (301) there are two spring (31), two springs (31)
Between be fixedly connected with movable plate (32), the side wall of the movable plate (32) is in contact with the side wall of control chamber (301), it is described insert
One end of bar (4) is fixedly connected on the side wall of movable plate (32), and the inserted link (4) passes through control far from the one end of movable plate (32)
The side wall of chamber (301) processed is simultaneously plugged on upper bracket (1), and the movable plate (32) is fixedly connected with by two connecting rods (33)
Pull rod (34), the pull rod (34) are located at the outside of knob (3).
3. a kind of miniature circuit breaker self-locking device according to claim 2, it is characterised in that: the upper bracket (1) with
The opposite side wall of knob (3) is equipped at least two jacks (102), and multiple jacks (102) are distributed in a ring, the inserted link
(4) one end is plugged in jack (102), and at least two fixed links (11), the fixed link are fixedly connected on upper bracket (1)
(11) position is corresponding with the position of jack (102), is fixedly connected with locating rod (35) in the circumferential wall of the knob (3),
The locating rod (35) side wall opposite with upper bracket (1) is close with fixed link (11) far from the end face of upper bracket (1).
4. a kind of miniature circuit breaker self-locking device according to claim 2, it is characterised in that: the connecting rod (33)
One end is fixedly connected on the side wall of movable plate (32) separate inserted link (4), and the one of the connecting rod (33) separate movable plate (32)
It holds the side wall across control chamber (301) and is fixedly connected on pull rod (34) on the side wall of knob (3), and spring (31) is arranged
On connecting rod (33).
5. a kind of miniature circuit breaker self-locking device according to claim 1, it is characterised in that: the L shape padlock frame (5)
Vertical end be equipped with holding tank (502), one end of the rotation axis (2) is plugged in holding tank (502), and rotation axis (2)
It is fixedly connected by least two fastening bolts (21) with L shape padlock frame (5).
6. a kind of miniature circuit breaker self-locking device according to claim 1, it is characterised in that: the L shape padlock frame (5)
Side wall be equipped at least two latches (503), the latch (503) is located between upper bracket (1) and lower bracket (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822215405.3U CN209515494U (en) | 2018-12-27 | 2018-12-27 | A kind of miniature circuit breaker self-locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822215405.3U CN209515494U (en) | 2018-12-27 | 2018-12-27 | A kind of miniature circuit breaker self-locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209515494U true CN209515494U (en) | 2019-10-18 |
Family
ID=68197609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822215405.3U Active CN209515494U (en) | 2018-12-27 | 2018-12-27 | A kind of miniature circuit breaker self-locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209515494U (en) |
-
2018
- 2018-12-27 CN CN201822215405.3U patent/CN209515494U/en active Active
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