CN110010419A - A kind of breaker assembly - Google Patents
A kind of breaker assembly Download PDFInfo
- Publication number
- CN110010419A CN110010419A CN201910338487.7A CN201910338487A CN110010419A CN 110010419 A CN110010419 A CN 110010419A CN 201910338487 A CN201910338487 A CN 201910338487A CN 110010419 A CN110010419 A CN 110010419A
- Authority
- CN
- China
- Prior art keywords
- insulating bar
- vacuum
- clamping element
- copper piece
- vacuum bubbles
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/02—Housings; Casings; Bases; Mountings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/02—Housings; Casings; Bases; Mountings
- H01H71/0207—Mounting or assembling the different parts of the circuit breaker
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
Landscapes
- Gas-Insulated Switchgears (AREA)
Abstract
The invention discloses a kind of breaker assemblies, including vacuum bubbles, double threaded screw, insulated pull rod, aluminium clamping element, insulating bar；Vacuum bubbles static conductive rod outer end is fixedly connected with vacuum bubbles static side copper piece, and vacuum bubbles moving conductive rod outer end is slidably connected with vacuum bubble moving end copper piece；Vacuum bubbles moving conductive rod outer end is connect by double threaded screw with insulated pull rod one end, and the insulated pull rod other end connects circuit breaker operation mechanism；Vacuum bubbles static side copper piece, vacuum bubble moving end copper piece pass through aluminium clamping element respectively and clamp；Aluminium clamping element is symmetrical set, and bolt hole is respectively set in aluminium clamping element upper and lower ends；Four insulating bars are arranged in parallel along the length direction of vacuum bubbles respectively；Insulating bar is provided with bolt hole in the corresponding position for being located at aluminium clamping element upper bolt hole；Insulating bar rear end is connected and fixed with aluminium clamping element, vacuum bubbles static side copper piece by bolt and nut, is connected and fixed with aluminium clamping element, vacuum bubble moving end copper piece by bolt and nut in the middle part of insulating bar.
Description
Technical field
The invention belongs to electric system equipment for power transmission and distribution manufacturing technology fields, and in particular to a kind of breaker assembly.
Background technique
With the development with rapid changepl. never-ending changes and improvements of power equipment, do not have in existing middle pressure field (10KV ~ 35KV voltage class)
There is oil-minimum breaker running.Instead vacuum circuit breaker, the development of vacuum circuit breaker derive from west gate in 1972
The development of the vacuum technique of son, vacuum circuit breaker achieves development at full speed in subsequent 40 years, while also having driven correlation
Industry.
At nearest several years since the price in soil is rapidly appreciated, the area of especially real estate industry requirement substation is wanted
It is smaller and smaller, while power equipment being required to want smaller and smaller again.This has just expedited the emergence of the technology of pole, with this several years answers
It is also had the disadvantage that with discovery fixed sealing type breaker.
1, requirement is very high the characteristics of the technique of current sealing technology, and vacuum extinction chamber surface needs to locate when sealing
Reason it is absolute clean, bubble is otherwise easy when sealing.Bubble will when one stealthy fault point.Work as breaker
Overvoltage is encountered when cut-offfing, it is possible to which dielectric surface flashover breakdown bubble forms a gap between arc-chutes and epoxy resin.
External insulation possible permanent damage will be caused, security risk is left.
2, since arc-chutes carry on the back complete sealing, if the electric current of breaker is bigger, heat dissipation will be affected.At present
The product of pole is hardly used in high current field, main cause is exactly to radiate to can not meet requirement.
If 3, vacuum interrupter generation quality problems need integral replacing pole.
Summary of the invention
Purpose: in order to overcome the deficiencies in the prior art, the present invention provides a kind of breaker assembly.
Technical solution: in order to solve the above technical problems, the technical solution adopted by the present invention are as follows:
A kind of breaker assembly, including vacuum bubbles, vacuum bubbles static side copper piece, vacuum bubble moving end copper piece, double threaded screw, insulation drawing
Bar, aluminium clamping element, insulating bar；
Vacuum bubbles static conductive rod outer end is fixedly connected with vacuum bubbles static side copper piece,
Vacuum bubbles moving conductive rod outer end is slidably connected with vacuum bubble moving end copper piece；
Vacuum bubbles moving conductive rod outer end is connect by double threaded screw with insulated pull rod one end, and the connection of the insulated pull rod other end is disconnected
Road device operating mechanism；
The vacuum bubbles static side copper piece, vacuum bubble moving end copper piece pass through aluminium clamping element respectively and clamp；
The aluminium clamping element is symmetrical set, and aluminium clamping element upper and lower ends are separately provided for connecting with insulating bar
Bolt hole；
Insulating bar is arranged in parallel along the length direction of vacuum bubbles respectively；Insulating bar is in the correspondence for being located at aluminium clamping element upper bolt hole
Position is provided with bolt hole；Insulating bar rear end is connected and fixed with aluminium clamping element, vacuum bubbles static side copper piece by bolt and nut,
It is connected and fixed with aluminium clamping element, vacuum bubble moving end copper piece by bolt and nut in the middle part of insulating bar.
Further, the insulating bar and aluminium clamping element junction are additionally provided with equal casting die.
More preferably, the hole passed through for bolt is offered on the equal casting die, and for accommodating the bolt spiral shell
The groove of cap；The bolt, which is threaded through, to be set in the equal casting die.
More preferably, the equal casting die is circular configuration, and casting die upper surface uses hemisphere face structure.
Preferably, the breaker assembly, vacuum bubbles moving conductive rod outer end use conical inclined surface knot
Structure is realized with vacuum bubble moving end copper piece mutual cooperation and is slidably connected.
More preferably, the breaker assembly, the vacuum bubble moving end copper piece be equipped with watchband-shaped contactor groove, for
The mating connection on the vacuum bubbles moving conductive rod outer end realization inclined-plane and watchband-shaped contactor.
Preferably, the insulating bar uses epoxy resin material.
More preferably, the insulating bar is rectangular strip structure；It is provided with insulating bar skirt on the insulating bar, uses
In increase creepage distance.
Preferably, the breaker assembly, the aluminium clamping element are symmetrical hooping structure.
Preferably, the breaker assembly further includes bellows, and the insulated pull rod other end and bellows are tight
It is solidly connected, is connected between the breaker assembly and circuit breaker operation mechanism using sylphon seal.
The utility model has the advantages that breaker assembly provided by the invention, has the advantage that the frame of this breaker assembly using ring
Oxygen insulating bar and aluminium clamping element, vacuum bubbles are fixed, and aluminium clamping element is contacted with the sound end copper piece of vacuum bubbles, large area
Good heat dissipation effect is contacted, epoxy insulation stick plays the role of integrated support, while design has skirt on insulating bar, substantially increases and climbs
Electrical distance；Exposed live part and fastener uses circular equal casting die, and the modes such as oblate feeder line improve live part
Electric field can reach corresponding dielectric level at normal atmospheric pressure；It is adopted with moved end copper piece vacuum bubbles moving conductive rod outer end
With the fit system on inclined-plane and watchband-shaped contactor, it is suitable for the occasion of high current, production assembling is simple and convenient, to operator
It is required that less, greatling save cost of labor.
1, the insulating bar of fixed vacuum bubbles uses epoxide resin material, and the design skirt of insulating bar increases creepage distance；
2, the present invention can be realized miniaturization using a variety of pressure and insulating means.
3, the configuration of the present invention is simple is readily produced, and the later period uses as faulty, and replacement is simple.
4, vacuum bubble moving end and moved end copper piece use the fit system on inclined-plane and watchband-shaped contactor, are suitable for the field of high current
It closes.
5, the circuit breaker polar later period installs, and assembling is simple and convenient, flexibly selects, meets the requirement of different user.
Detailed description of the invention
Fig. 1 is the main view of the breaker assembly of embodiment；
Fig. 2 is the left view of the breaker assembly of embodiment；
Fig. 3 is the structural schematic diagram of equal casting die in embodiment；
Fig. 4 is the structural schematic diagram of insulating bar in embodiment；
In figure: breaker assembly 1, it is front end aluminum component 2, watchband-shaped contactor groove 3, insulating bar skirt 4, bellows 5, insulated pull rod 6, double
Head screw rod 7, vacuum bubbles moving conductive rod outer end 8, vacuum bubble moving end copper piece 9, vacuum bubbles 10, vacuum bubbles static side copper piece 11, upper left are exhausted
Edge stick 12, upper right insulating bar 13, equal casting die 14, fastening bolt 15, bottom right insulating bar 16, lower-left insulating bar 17, rear end aluminum component 18.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Below
Description only actually at least one exemplary embodiment be it is illustrative, never as to the present invention and its application or make
Any restrictions.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, shall fall within the protection scope of the present invention.
Unless specifically stated otherwise, positioned opposite, the digital table of the component and step that otherwise illustrate in these embodiments
It is not limited the scope of the invention up to formula and numerical value.Simultaneously, it should be appreciated that for ease of description, each portion shown in attached drawing
The size divided not is to draw according to actual proportionate relationship.For technology, side known to person of ordinary skill in the relevant
Method and equipment may be not discussed in detail, but in the appropriate case, and the technology, method and apparatus should be considered as authorizing explanation
A part of book.In shown here and discussion all examples, any occurrence should be construed as merely illustratively, and
Not by way of limitation.Therefore, the other examples of exemplary embodiment can have different values.It should also be noted that similar label
Similar terms are indicated in following attached drawing with letter, therefore, once it is defined in a certain Xiang Yi attached drawing, then subsequent attached
It does not need that it is further discussed in figure.
Embodiment 1
As shown in Figure 1, Figure 2, Figure 3 shows, a kind of breaker assembly 1, including vacuum bubbles 10, vacuum bubbles static side copper piece 11, vacuum bubbles are dynamic
Hold copper piece 9, double threaded screw 7, insulated pull rod 6, bellows 5, aluminium clamping element, insulating bar；
In the present embodiment, as shown in Fig. 2, the aluminium clamping element is symmetrical hooping structure.The aluminium clamps
Part includes rear end aluminum component 18, front end aluminum component 2；
Vacuum bubbles static conductive rod outer end is fixedly connected with vacuum bubbles static side copper piece 11；
Vacuum bubbles moving conductive rod outer end 8 is slidably connected with vacuum bubble moving end copper piece 9；
Vacuum bubbles moving conductive rod outer end 8 is connect by double threaded screw 7 with 6 one end of insulated pull rod, 6 other end of insulated pull rod and
Bellows 5 is fastenedly connected, for being connect by bellows 5 with circuit breaker operation mechanism；
The vacuum bubbles static side copper piece 11 is clamped by rear end aluminum component 18, and vacuum bubble moving end copper piece 9 is clamped by front end aluminum component 2；
The rear end aluminum component 18, front end aluminum component 2 are symmetrical set, and rear end aluminum component 18,2 upper and lower ends of front end aluminum component are distinguished
It is provided with the bolt hole for connecting with insulating bar；
Length direction of four insulating bars respectively along vacuum bubbles 10 is arranged in parallel；Insulating bar is being located at rear end aluminum component 18, front end aluminium
The corresponding position of 2 upper bolt hole of part, is provided with bolt hole, and insulating bar rear end and rear end aluminum component 18, vacuum bubbles static side copper piece 11 are logical
It crosses bolt and nut to be connected and fixed, be connected and fixed with front end aluminum component 2, vacuum bubble moving end copper piece 9 by bolt and nut in the middle part of insulating bar.
Further, in some embodiments, as shown in Figure 1, the insulating bar is also set up with aluminium clamping element junction
There is equal casting die 14.As shown in Figure 1, Figure 3, the hole passed through for bolt is offered on the equal casting die 14, and for accommodating
State the groove of bolt nut；The bolt, which is threaded through, to be set in the equal casting die 14.The equal casting die 14 is circular configuration, and
Equal 14 upper surface of casting die uses hemisphere face structure, for improving field distribution.
Further, and described true as shown in Figure 1, vacuum bubbles moving conductive rod outer end 8 uses conical inclined surface structure
The mutual cooperation of vacuole moved end copper piece 9, which is realized, to be slidably connected.The vacuum bubble moving end copper piece 9 be equipped with watchband-shaped contactor groove 3, for
The mating connection on the vacuum bubbles moving conductive rod outer end realization inclined-plane and watchband-shaped contactor.
In some embodiments, as Figure 1 and Figure 4, the insulating bar uses epoxy resin material.Further, described
Insulating bar is rectangular strip structure；Insulating bar skirt 4 is provided on the insulating bar, for increasing creepage distance.
In the present embodiment, as shown in Fig. 2, four insulating bars are respectively that upper left insulating bar 12, upper right insulating bar 13, lower-left are exhausted
Edge stick 17, bottom right insulating bar 16；
The front end aluminum component 2 is identical with 18 structure of rear end aluminum component, is symmetrical hooping structure, there is each two pieces around respectively,
10 front and back end of vacuum bubbles passes through front end aluminum component 2 respectively, rear end aluminum component 18 clamps fixation, and is fixed on upper left insulating bar 12, upper right
Insulating bar 13, lower-left insulating bar 17, in bottom right insulating bar 16,15 sets of fastening bolt sequentially passed through in equal casting die 14 insulating bar,
It is fastened after bolt hole on clamping element and vacuum bubbles static side copper piece 11 or vacuum bubble moving end copper piece 9 by nut；
Vacuum bubbles moving conductive rod outer end 8 is cooperated using the design on inclined-plane with vacuum bubble moving end copper piece 9, and purpose reduces copper piece
Between friction, increase contact area, meanwhile, the design of vacuum bubble moving end copper piece 9 has watchband-shaped contactor groove 3, when using high current
Watchband-shaped contactor can be used in occasion；Vacuum bubbles moving conductive rod outer end 8 is connect by double threaded screw 7 with insulated pull rod 6, insulated pull rod 6
It is fastenedly connected with bellows 5, is tightly connected between the breaker assembly 1 and circuit breaker operation mechanism using bellows 5 again.Make
The divide-shut brake active forces of vacuum bubbles 10 obtains the promotion of circuit breaker operation mechanism, the other effect of bellows 5 play sealing and
The reaction force of operating mechanism is reduced, the injury to vacuum bubbles 10 is reduced.
Breaker assembly provided by the invention, 1, breaker assembly use assembly type, vacuum bubbles sound end connects with copper piece,
Front and back end copper piece is fixed with aluminum component clamping element, is fixed afterwards with each two insulating bars up and down, in this way, vacuum bubbles and all conduct pieces,
Contact surface is all exposed, and for purpose just in order to preferably radiate, exposed live part uses circular equal casting die, oblate feeder line
Etc. modes, improve live part electric field, corresponding dielectric level can be reached at normal atmospheric pressure.
2, it since vacuum bubbles are exposed, will not solve the influence of shelf depreciation, solve as there are bubbles for the breaker of fixed sealing type
In addition to the security risk of vacuum bubbles outer surface discharge breakdown.
3, the insulating bar of fixed vacuum bubbles uses epoxide resin material, and connection setting insulating bar skirt 4, increases on insulating bar
Creepage distance；
4, the breaker assembly of the application is mountable in the switchgear of various insulating gas, and insulating gas is that can dry sky
Gas, high-purity nitrogen or SF6Equal insulating gas.
5, exposed live part and fastener use circular equal casting die, and the modes such as oblate feeder line improve electrification
Partial electric-field can reach corresponding dielectric level at normal atmospheric pressure.
6, vacuum bubbles moving conductive rod outer end 8 and vacuum bubble moving end copper piece 9, can using the fit system on inclined-plane and watchband-shaped contactor
Adapt to the occasion of high current.
7,5 seal means of bellows are used between breaker assembly and operating mechanism, insulated pull rod 6 is matched with double threaded screw 7
Connection is closed, guarantees enough electrical distances.
In the description of the present application, it is to be understood that term " center ", " longitudinal direction ", " transverse direction ", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown is only the present invention and simplified description for ease of description, rather than indicates or imply signified device
Or element must have a particular orientation, construct and operate for specific orientation, thus should not be understood as in present invention protection
The limitation of appearance.
The above is only a preferred embodiment of the present invention, it should be pointed out that: for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (10)
1. a kind of breaker assembly, including vacuum bubbles, which is characterized in that further include vacuum bubbles static side copper piece, vacuum bubble moving end copper
Part, double threaded screw, insulated pull rod, aluminium clamping element, insulating bar；
Vacuum bubbles static conductive rod outer end is fixedly connected with vacuum bubbles static side copper piece,
Vacuum bubbles moving conductive rod outer end is slidably connected with vacuum bubble moving end copper piece；
Vacuum bubbles moving conductive rod outer end is connect by double threaded screw with insulated pull rod one end, and the connection of the insulated pull rod other end is disconnected
Road device operating mechanism；
The vacuum bubbles static side copper piece, vacuum bubble moving end copper piece pass through aluminium clamping element respectively and clamp；
The aluminium clamping element is symmetrical set, and aluminium clamping element upper and lower ends are separately provided for connecting with insulating bar
Bolt hole；
Insulating bar is arranged in parallel along the length direction of vacuum bubbles respectively；Insulating bar is in the correspondence for being located at aluminium clamping element upper bolt hole
Position is provided with bolt hole；Insulating bar rear end is connected and fixed with aluminium clamping element, vacuum bubbles static side copper piece by bolt and nut,
It is connected and fixed with aluminium clamping element, vacuum bubble moving end copper piece by bolt and nut in the middle part of insulating bar.
2. breaker assembly according to claim 1, which is characterized in that the insulating bar and aluminium clamping element junction are also
It is provided with equal casting die.
3. breaker assembly according to claim 2, which is characterized in that offer on the equal casting die and passed through for bolt
Hole, and the groove for accommodating the bolt nut；The bolt, which is threaded through, to be set in the equal casting die.
4. breaker assembly according to claim 2, which is characterized in that the equal casting die is circular configuration, and equal casting die
Upper surface uses hemisphere face structure.
5. breaker assembly according to claim 1, which is characterized in that vacuum bubbles moving conductive rod outer end uses circular cone
Shape bevel structure is realized with vacuum bubble moving end copper piece mutual cooperation and is slidably connected.
6. breaker assembly according to claim 5, which is characterized in that the vacuum bubble moving end copper piece is equipped with watchband-shaped contactor
Groove, for realizing the mating connection on inclined-plane and watchband-shaped contactor with vacuum bubbles moving conductive rod outer end.
7. breaker assembly according to claim 1, which is characterized in that the insulating bar uses epoxy resin material.
8. breaker assembly according to claim 1, which is characterized in that the insulating bar is rectangular strip structure；Institute
It states and is provided with insulating bar skirt on insulating bar, for increasing creepage distance.
9. breaker assembly according to claim 1, which is characterized in that the aluminium clamping element is symmetrical embraces
Cuff structure.
10. -9 described in any item breaker assemblies according to claim 1, which is characterized in that the breaker assembly further includes
Bellows, the insulated pull rod other end is fastenedly connected with bellows, between the breaker assembly and circuit breaker operation mechanism
It is connected using sylphon seal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910338487.7A CN110010419A (en) | 2019-04-25 | 2019-04-25 | A kind of breaker assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910338487.7A CN110010419A (en) | 2019-04-25 | 2019-04-25 | A kind of breaker assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110010419A true CN110010419A (en) | 2019-07-12 |
Family
ID=67174167
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910338487.7A Pending CN110010419A (en) | 2019-04-25 | 2019-04-25 | A kind of breaker assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110010419A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111223710A (en) * | 2019-09-25 | 2020-06-02 | 上海巴佩开关设备有限公司 | Environment-friendly circuit breaker assembly |
-
2019
- 2019-04-25 CN CN201910338487.7A patent/CN110010419A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111223710A (en) * | 2019-09-25 | 2020-06-02 | 上海巴佩开关设备有限公司 | Environment-friendly circuit breaker assembly |
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