CN208077831U - A kind of breaker - Google Patents
A kind of breaker Download PDFInfo
- Publication number
- CN208077831U CN208077831U CN201820663338.9U CN201820663338U CN208077831U CN 208077831 U CN208077831 U CN 208077831U CN 201820663338 U CN201820663338 U CN 201820663338U CN 208077831 U CN208077831 U CN 208077831U
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- interlocking
- separating brake
- shaft
- push rod
- frame
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Abstract
A kind of breaker includes circuit breaker frame, shaft interlock, operating mechanism；Operating mechanism includes the separating brake semiaxis being rotatably arranged on respectively in circuit breaker frame, floodgate semiaxis, shaft interlock includes the separating brake interlocking mechanism being fixed in circuit breaker frame, closing interlocking mechanism and the interlocking shaft being rotatably arranged in circuit breaker frame, shaft matches, the other end is matched with separating brake semiaxis with interlocking for one end of separating brake interlocking mechanism, and shaft matches, the other end is matched with floodgate semiaxis for one end and the interlocking of closing interlocking mechanism；Feature：Further include having a connecting rod driven by external equipment, the connecting rod is insinuated into circuit breaker internal from frame roof and coordinates with interlocking shaft, and interlocking is realized in turn for driving interlocking shaft to act.The integral strength and a winding displacement for not interfering with switchgear, can control the Wen Sheng in switchgear, ensure normal, the safe operation of switchgear, and degree of protection is high.
Description
Technical field
The utility model belongs to middle-high voltage switch technical field, and in particular to a kind of breaker.
Background technology
For the middle-high voltage switch of power supplying and distributing equipment, inside mainly by behaviour such as breaker, disconnecting switch, earthing switches
Make the measurements such as element and mutual inductor, protection element composition.But will appear in actual use according to current technology because
Maloperation and caused by short circuit or personnel's electric shock accidents, make equipment damage, casualties.It is high according to GB/T 3906-91 standards
The cabinet that compresses switch should have five perfect anti-functions of mistake：(1) anti-error point, conjunction breaker；(2) anti-bringing onto load accidentally divides, closes disconnecting switch；
(3) anti-personnel's mistakenly entering charged chamber；(4) earthing switch is closed in anti-electrification；(5) antiground switchs closing position power transmission.Wherein five is anti-
In " anti-bringing onto load accidentally point, close disconnecting switch " be to be realized by the shaft interlock of breaker.
The structure of existing breaker is disclosed in Fig. 1 comprising has circuit breaker frame 1, shaft interlock 2, is connected on
Microswitch 5, operating mechanism 4 in closing circuit of circuit breaker；The circuit breaker frame 1 includes to be set gradually from left to right
First partition 11, second partition 12, third partition board 13, the 4th partition board 14 and side plate 15；The operating mechanism 4 includes to turn
It moves the separating brake semiaxis 41 being arranged between first partition 11 and second partition 12 and is rotatably arranged on third partition board 13 and the 4th
Floodgate semiaxis 42 between partition board 14；The shaft interlock 2 includes separating brake interlocking mechanism 21, closing interlocking mechanism 22
And it is rotatably arranged on the interlocking shaft 23 between second partition 12 and side plate 15, the shaft interlock 2 and external interlocking
Link position is in the left side or right side of breaker.Both only structures limit installation position of the breaker in switchgear
It sets, i.e., can only lean on left side or right side installation, the integral strength and a winding displacement of switchgear can be influenced in this way, also resulted in simultaneously
In-cabinet temperature raising etc., makes the electric property of switchgear decline, brings more security risks to switchgear, reduce simultaneously
The electrical stability of switchgear.
Invention content
The purpose of this utility model is to provide for a kind of breaker, by changing shaft interlock and external interlocking
Link position, to change installation site of the breaker in switchgear, to not interfere with the integral strength of switchgear and primary
Winding displacement can control the Wen Sheng in switchgear, ensure normal, the safe operation of switchgear, and degree of protection is high.
What the purpose of this utility model was such to reach, a kind of breaker includes circuit breaker frame, shaft interlocking dress
It sets, operating mechanism；The operating mechanism includes the separating brake semiaxis being rotatably arranged on respectively in circuit breaker frame, floodgate semiaxis,
The shaft interlock include the separating brake interlocking mechanism being fixed in circuit breaker frame, closing interlocking mechanism and
One end of the interlocking shaft being rotatably arranged in circuit breaker frame, the separating brake interlocking mechanism matches, separately with interlocking shaft
One end is matched with separating brake semiaxis, one end of the closing interlocking mechanism matches with interlocking shaft, the other end with close a floodgate half
Axis matches；It is characterized in that：Further include having a connecting rod driven by external equipment, the connecting rod is visited from frame roof
Enter to circuit breaker internal and coordinate with interlocking shaft, interlocking is realized in turn for driving interlocking shaft to act.
In a specific embodiment of the utility model, it is provided with forced section in the interlocking shaft, it is described
Connecting rod is realized and is interlocked for driving the action of interlocking shaft against cooperation with forced section.
In another specific embodiment of the utility model, the interlocking shaft further includes having stressed plate, described
Stressed plate be fixed at interlocking shaft on, the forced section be arranged on the stressed plate.
In another specific embodiment of the utility model, the forced section is one be opened in interlocking shaft
Slot.
In another specific embodiment of the utility model, the separating brake interlocking mechanism includes the first fixation
Frame, separating brake push rod, the separating brake push rod, which slides up and down to, to be threaded through on the first fixed frame, and the upper end of the separating brake push rod is provided with
One moves up and down with interlocking matched first pressing plate of shaft, first pressing plate with separating brake push rod together.
The utility model so that in a specific embodiment, the separating brake interlocking mechanism further includes being useful for point
The first spring that lock interlocking mechanism resets and the first baffle ring for the limit of separating brake push rod, first spring are set in separating brake
Equally be set in combined floodgate push rod on push rod and in the first fixed frame close to the side of lower end, first baffle ring and
Between the first upper plate and the first pressing plate of the first fixed frame upper end.
In the utility model more and in a specific embodiment, the closing interlocking mechanism includes the second fixation
Frame, combined floodgate push rod, the combined floodgate push rod, which slides up and down to, to be threaded through on the second fixed frame, and the upper end of the combined floodgate push rod is set
It is equipped with one and interlocking matched second pressing plate of shaft, second pressing plate moves up and down together with combined floodgate push rod.
In the utility model more and then in a specific embodiment, the closing interlocking mechanism further includes being useful for
The second spring that closing interlocking mechanism resets and the second baffle ring for combined floodgate push rod limit, the second spring are set in conjunction
It is equally set in combined floodgate push rod on lock push rod and close to the side of lower end, second baffle ring in the second fixed frame
And between the second upper plate and the second pressing plate of the second fixed frame upper end.
The connecting rod that the utility model is driven by one by external equipment, the connecting rod are insinuated into open circuit at the top of frame
Against cooperation inside device and with interlocking shaft, for driving interlocking shaft to act and then realizing interlocking.This structure can change
Installation site of the breaker in switchgear can control switch to not interfere with the integral strength and a winding displacement of switchgear
Wen Sheng in cabinet ensures normal, the safe operation of switchgear, and degree of protection is high.
Description of the drawings
Fig. 1 is the planar structure schematic diagram of breaker in prior art.
Fig. 2 is the planar structure schematic diagram of breaker described in the utility model.
Fig. 3 is the stereogram exploded view of connecting rod described in the utility model and one embodiment of chain shaft cooperation.
Fig. 4 is the stereogram of connecting rod described in the utility model and another embodiment of chain shaft cooperation.
Fig. 5 is the stereogram of connecting rod described in the utility model and another embodiment of chain shaft cooperation.
Fig. 6 is the stereogram of separating brake interlocking mechanism described in the utility model.
Fig. 7 is the stereogram of closing interlocking mechanism described in the utility model.
In figure：1. circuit breaker frame, 11. first partitions, 12. second partitions, 13. third partition boards, 14. the 4th partition boards, 15.
Side plate；It is pushed away 2. shaft interlock, 21. separating brake interlocking mechanisms, 211. first fixed frames, 2111. first upper plates, 212. are closed a floodgate
Bar, 213. first pressing plates, 214. first springs, 215. first baffle rings, 22. closing interlocking mechanisms, 221. second fixed frames,
2211. second upper plates, 222. combined floodgate push rods, 223. second pressing plates, 224. second springs, 225. second baffle rings, 23. interlockings turn
Axis, 230. forced sections, 231. first press plate, 232. second press plate；3. connecting rod；4. operating mechanism, 41. separating brake semiaxis,
411. first bent plates, 42. floodgate semiaxis, 421. second bent plates；5. microswitch.
Specific implementation mode
Applicant will below be described in detail specific embodiment of the present utility model in conjunction with attached drawing, but applicant is to reality
The description for applying example is not the limitation to technical solution, and any changed in the form rather than substance according to the utility model design is all answered
When being considered as the scope of protection of the utility model.
Fig. 2 and Fig. 3 are please referred to, the utility model is related to a kind of breakers, include circuit breaker frame 1, shaft interlocking dress
Microswitch 5, the operating mechanism 4 set 2, be connected in closing circuit of circuit breaker；The circuit breaker frame 1 include from a left side to
First partition 11, second partition 12, third partition board 13, the 4th partition board 14 and the side plate 15 that the right side is set gradually；The operation machine
Structure 4 include the separating brake semiaxis 41 being rotatably arranged between first partition 11 and second partition 12 and be rotatably arranged on third every
Floodgate semiaxis 42 between plate 13 and the 4th partition board 14；The shaft interlock 2 includes separating brake interlocking mechanism 21, closes a floodgate
Interlocking mechanism 22 and the interlocking shaft 23 being rotatably arranged between second partition 12 and side plate 15, the separating brake interlocking mechanism
21 are fixed on second partition 12, and shaft 23 matches one end, the other end is matched with separating brake semiaxis 41, institute with interlocking
The closing interlocking mechanism 22 stated is fixed on third partition board 13, and one end matches with interlocking shaft 23, the other end and conjunction
Lock semiaxis 42 matches.In the present embodiment, the microswitch 5 is fixed at second partition 12, and the fine motion is opened
The working end of pass 5 is driven by the separating brake interlocking mechanism 21 being arranged on second partition 12.Breaker further includes having one by outside
The connecting rod 3 of device drives, the connecting rod 3 from the top of frame 1 be insinuated into circuit breaker internal for drive interlocking shaft 23
It acts and then realizes interlocking.Wherein, the external equipment generally refers to the operating elements such as disconnecting switch.
Specifically, the connecting rod 3 is such to driving interlocking shaft 23：It is provided in the interlocking shaft 23
Forced section 230, the connecting rod 3 realize that interlocking shaft 23 acts with forced section 230 against cooperation.Wherein in one embodiment
In, the interlocking shaft 23 further includes having stressed plate, the stressed plate be fixed at interlocking shaft 23 on, it is described by
Power portion 230 is arranged on the stressed plate.As shown in figure 3, the stressed plate includes vertical component effect and horizontal part, described is vertical
Mounting hole is offered in portion, and the mounting hole being fixedly connected with vertical component effect, the level are offered in the interlocking shaft 23
The forced section 230 for leaning with connecting rod 3 is provided in portion.Stressed plate, can also be other than above-mentioned mounting means
One is offered in interlocking shaft 23 and is inserted into the mounting hole realized and connected and fixed for stressed plate, which can run through or part
Run through（As shown in Figure 4）.
In yet another embodiment, as shown in figure 5, the forced section 230 is the slot being opened in interlocking shaft 23
Hole, the connecting rod 3 and the cell wall of slot lean, for driving interlocking shaft 23 to act.
The structure of the wherein described connecting rod 3 can according to 230 concrete structure of forced section and with the connection of external equipment
It determines, and is not limited to a certain specific structure, as long as can the stabilized driving interlocking action of shaft 23.
As shown in fig. 6, further, the separating brake interlocking mechanism 21 includes the first fixed frame 211, separating brake push rod
212, the separating brake interlocking mechanism 21 is fixed at by the first fixed frame 211 on second partition 12, and the separating brake pushes away
Bar 212, which slides up and down to, to be threaded through on the first fixed frame 211, and the upper end of the separating brake push rod 212 is provided with one and turns with interlocking
23 matched first pressing plate 213 of axis, described first pressing plate 213 first press plate with what is be fixed in interlocking shaft 23
231 match, and first, which presses plate 231, presses the first pressing plate 213 and drive separating brake push rod 212 to move down and touch setting the
The working end of microswitch 5 on two partition boards 12.The separating brake interlocking mechanism 21 further includes being useful for separating brake interlocking mechanism 21
The first spring 214 resetted and the first baffle ring 215 limited for separating brake push rod 212, first spring 214 are set in point
It is equally set on lock push rod 212 and close to the side of lower end, first baffle ring 215 in the first fixed frame 211
Between the first upper plate 2111 and the first pressing plate 213 in combined floodgate push rod 222 and positioned at 211 upper end of the first fixed frame.Wherein
The microswitch 5 is serially connected in the closing circuit being made of switching electromagnet and microswitch 5, when the first pressing plate 213 drives
The working end of microswitch 5 acts, and so that closing circuit is disconnected, can not carry out electric switch-on.
As shown in fig. 7, further, the closing interlocking mechanism 22 includes the second fixed frame 221, combined floodgate push rod
222, the combined floodgate interlock 22 is fixed at by the second fixed frame 221 on third partition board 13, and the combined floodgate pushes away
Bar 222, which slides up and down to, to be threaded through on the second fixed frame 221, and the upper end of the combined floodgate push rod 222 is provided with one and turns with interlocking
23 matched second pressing plate 223 of axis, described second pressing plate 223 second press plate with what is be fixed in interlocking shaft 23
232 match.The closing interlocking mechanism 22 further includes being useful for the second spring 224 of the reset of closing interlocking mechanism 22 and using
In the second baffle ring 225 that combined floodgate push rod 222 limits, the second spring 224 is set in combined floodgate push rod 222 and is located at second
It is equally set in combined floodgate push rod 222 close to the side of lower end, second baffle ring 225 in fixed frame 221 and positioned at the
Between the second upper plate 2211 and the second pressing plate 223 of two fixed frames, 221 upper end.
Specific embodiment is：Shaft interlock 2 is in the unlocked state, and there is no turn to interlocking for external equipment at this time
Axis 23 applies driving force and is allowed to rotate, and breaker can be operated normally.When external equipment is applied to interlocking shaft 23
Add driving force, i.e., the forced section 230 in described connecting rod 3 driving interlocking shaft 23 makes interlocking shaft 23 rotate, fixed
Be arranged interlocking shaft 23 on first press plate 231 with interlocking shaft 23 rotate, touch the first pressing plate 213, it is described
First pressing plate 213 presses the working end of microswitch 5 so that and microswitch 5 acts and separating brake push rod 212 is driven to move downward,
Driving is fixed at the rotation of the first bent plate 411 in separating brake shaft 41, and separating brake shaft 41 rotates therewith, breaker open operation, together
When acted due to microswitch 5 so that closing circuit where it disconnects, and the switching electromagnet being serially connected in closing circuit can not
Must be electric, it can not electric switch-on.In addition, be fixed in interlocking shaft 23 second presses plate 232 with the interlocking generation of shaft 23
The second pressing plate 223 is touched in rotation, and combined floodgate push rod 222 is driven to move downward so that the lower end of combined floodgate push rod 222 is located at fixation and sets
It sets during the second bent plate 421 in floodgate semiaxis 42 is in breaker closing on the path of required process, floodgate semiaxis 42
It can not rotate, breaker can not carry out closing by hand at this time.Applied driving disappearance is set when external, then shaft interlock
2 separating brake interlocking mechanism 21, closing interlocking mechanism 22 reset under the action of the first spring 214 and second spring 224 respectively, extensive
Unlocked state is arrived again.
Claims (8)
1. a kind of breaker includes circuit breaker frame (1), shaft interlock (2), operating mechanism (4)；The operation machine
Structure (4) includes separating brake semiaxis (41), the floodgate semiaxis (42) being rotatably arranged on respectively in circuit breaker frame (1), the shaft
Interlock (2) includes the separating brake interlocking mechanism (21) being fixed in circuit breaker frame (1), closing interlocking mechanism (22)
And it is rotatably arranged on the interlocking shaft (23) in circuit breaker frame (1), one end of the separating brake interlocking mechanism (21) and connection
Lock shaft (23) matches, the other end is matched with separating brake semiaxis (41), one end of the closing interlocking mechanism (22) and connection
Lock shaft (23) matches, the other end is matched with floodgate semiaxis (42)；It is characterized in that：Further include thering is one to be driven by external equipment
Dynamic connecting rod (3), the connecting rod (3) are insinuated into circuit breaker internal at the top of frame (1) and match with interlocking shaft (23)
It closes, for driving interlocking shaft (23) to act and then realizing interlocking.
2. a kind of breaker according to claim 1, it is characterised in that be provided with stress in the interlocking shaft (23)
Portion (230), the connecting rod (3) are realized and are joined for driving interlocking shaft (23) to act against cooperation with forced section (230)
Lock.
3. a kind of breaker according to claim 2, it is characterised in that the interlocking shaft (23) further includes having stress
Plate, the stressed plate are fixed in interlocking shaft (23), and the forced section (230) is arranged on the stressed plate.
4. a kind of breaker according to claim 2, it is characterised in that the forced section (230) is to be opened in interlocking to turn
A slot on axis (23).
5. a kind of breaker according to claim 1, it is characterised in that the separating brake interlocking mechanism (21) includes
One fixed frame (211), separating brake push rod (212), the separating brake push rod (212), which slides up and down to, is threaded through the first fixed frame
(211) on, the upper end of the separating brake push rod (212) is provided with one and interlocking shaft (23) matched first pressing plate (213), described
The first pressing plate (213) moved up and down together with separating brake push rod (212).
6. a kind of breaker according to claim 5, it is characterised in that the separating brake interlocking mechanism (21) further includes having
The first spring (214) resetted for separating brake interlocking mechanism (21) and the first baffle ring for separating brake push rod (212) limit
(215), first spring (214) is set on separating brake push rod (212) and in the first fixed frame (211) close to lower end
The side in portion, first baffle ring (215) are equally set in combined floodgate push rod (212) and on the first fixed frames (211)
Between the first upper plate (2111) and the first pressing plate (213) of end.
7. a kind of breaker according to claim 1, it is characterised in that the closing interlocking mechanism (22) includes
Two fixed frames (221), combined floodgate push rod (222), the combined floodgate push rod (222), which slides up and down to, is threaded through the second fixed frame
(221) on, the upper end of the combined floodgate push rod (222) is provided with one and interlocking shaft (23) matched second pressing plate (223),
Second pressing plate (223) moves up and down together with combined floodgate push rod (222).
8. a kind of breaker according to claim 7, it is characterised in that the closing interlocking mechanism (22) further includes having
The second spring (224) resetted for closing interlocking mechanism (22) and the second baffle ring for combined floodgate push rod (222) limit
(225), the second spring (224) is set in combined floodgate push rod (222) and in the second fixed frame (221) close to lower end
The side in portion, second baffle ring (225) are equally set in combined floodgate push rod (222) and on the second fixed frames (221)
Between the second upper plate (2211) and the second pressing plate (223) of end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820663338.9U CN208077831U (en) | 2018-05-04 | 2018-05-04 | A kind of breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820663338.9U CN208077831U (en) | 2018-05-04 | 2018-05-04 | A kind of breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208077831U true CN208077831U (en) | 2018-11-09 |
Family
ID=64045441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820663338.9U Active CN208077831U (en) | 2018-05-04 | 2018-05-04 | A kind of breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208077831U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112582931A (en) * | 2019-09-29 | 2021-03-30 | 河南森源电气股份有限公司 | Chassis car, handcart-type circuit breaker and cubical switchboard |
-
2018
- 2018-05-04 CN CN201820663338.9U patent/CN208077831U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112582931A (en) * | 2019-09-29 | 2021-03-30 | 河南森源电气股份有限公司 | Chassis car, handcart-type circuit breaker and cubical switchboard |
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