CN101430989B - Balance buffering mechanism used for gas insulation breaker - Google Patents
Balance buffering mechanism used for gas insulation breaker Download PDFInfo
- Publication number
- CN101430989B CN101430989B CN2007101663312A CN200710166331A CN101430989B CN 101430989 B CN101430989 B CN 101430989B CN 2007101663312 A CN2007101663312 A CN 2007101663312A CN 200710166331 A CN200710166331 A CN 200710166331A CN 101430989 B CN101430989 B CN 101430989B
- Authority
- CN
- China
- Prior art keywords
- bolster
- gas insulation
- balance
- insulation breaker
- buffering mechanism
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Circuit Breakers (AREA)
Abstract
The invention provides a balance damping mechanism which is used for a gas insulation circuit breaker, is assembled between connecting rods of an interrupting mechanism of the gas insulation circuit breaker, and comprises a damping part, two ends of which are respectively provided with two convex blocks and two sides of which are respectively provided with joint surfaces, two fixed plates which are movably arranged at two ends of the damping part respectively and provided with a sliding hole which has radian and is movably sheathed with the convex blocks, and a plurality of damping washers which are respectively fixed on the joint surfaces at two sides of the damping part. By the structural design, when the damping part is impacted by the connecting rod and the convex block of the damping part can slide in the sliding hole, thus leading the damping part to generate a balance damping effect; therefore, as the damping washer is impacted asymmetrically and energetically by the connecting rod, the impact and damage to the damping part can be alleviated and reduced.
Description
Technical field
The present invention is relevant for a kind of balance buffering mechanism that is used for gas insulation breaker.
Background technology
At present, existing gas insulation breaker (GCB, Gas Circuit Breaker) is the protection equipment of modal a kind of electric power system, and inner utilization breaks mechanism substantially, ordering about gas insulation breaker (GCB) can break at a high speed, to reach the arc blow-out purpose; But in order to prevent to break mechanism when breaking at a high speed, because of causing stroke (Over stroke), inertia made out clearance between poles excessive, so all can install baffle plate 5 additional breaking between two connecting rods of mechanism, cause whole circuit breaker when breaking, to bear excessive impulsive force to prevent overshoot journey (Over stroke) situation from taking place.But when two link lever high-speeds move, because it is not to arrive baffle plate 5 simultaneously that factors such as frictional force can cause two connecting rods, therefore baffle plate 5 often is subjected to the asymmetric and excessive impact in both sides, and the composition of existing baffle plate 5 is weldering dead fixing (as shown in Figure 6), make baffle plate 5 suitably not cushion and frequent fracture damage, though took place so existing baffle plate 5 can prevent stroke (Over stroke) situation effectively, but how to make baffle plate 5 be subjected to being difficult for fracture damage under the asymmetric and excessive impact in both sides, become the problem that current industry is badly in need of solution.
Summary of the invention
In view of this, main purpose of the present invention is to provide a kind of buffering effect that can produce to break the impulsive force of mechanism rod with minimizing, and can prevent the balance buffering mechanism that is used for gas insulation breaker of stroke.
In order to achieve the above object, the present invention is a kind of balance buffering mechanism that is used for gas insulation breaker, is assemblied between two connecting rods that break mechanism of gas insulation breaker, and it comprises: bolster, two ends respectively are provided with two projections, and both sides respectively are provided with the composition surface; Two fixed heads, the movable respectively two ends of being located at bolster which is provided with shaft hole and have the slide opening of radian, and this shaft hole and slide opening respectively with the mutual movable fit of projection; And a plurality of buffering catch, be individually fixed on the composition surface of bolster both sides; Wherein, when this bolster was subjected to connecting rod knock, the projection of bolster can cushion slip in slide opening, and bolster is able to equalizing and buffering.
By technique scheme as can be seen, this shaft hole and slide opening with radian respectively with the mutual movable fit of the projection of this bolster, therefore when being subjected to connecting rod knock, this bolster can make the projection of bolster in slide opening, cushion slip, make bolster be produced equalizing and buffering effect, can relax and lower asymmetric and excessive forces ground collision buffering catch whereby and cause impact and damage bolster because of connecting rod.
Description of drawings
Fig. 1 is balance buffering mechanism of the present invention and the three-dimensional sectional schematic diagram that breaks mechanism;
Fig. 2 is used for the exploded perspective schematic diagram of the balance buffering mechanism of gas insulation breaker for the present invention;
Fig. 3 is used for the combination schematic perspective view of the balance buffering mechanism of gas insulation breaker for the present invention;
Fig. 4 is used for the initial condition schematic diagram of the balance buffering mechanism of gas insulation breaker for the present invention;
Fig. 5 is used for the action schematic diagram of the balance buffering mechanism of gas insulation breaker for the present invention;
Fig. 6 is the combination schematic perspective view of existing baffle arrangement.
Description of reference numerals
Balance buffering mechanism 1 bolster 11
Pivoted hole 113
Fixed head 12 shaft holes 121
Slide opening 122 screws 123
13 perforation 131 of buffering catch
Break mechanism's 2 connecting rods 21
Y shape pull bar 22
Spiral shell spare 3
Baffle plate 5
Embodiment
For make those skilled in the art can to purpose of the present invention, feature, and function have further and understand, lift preferred embodiment and conjunction with figs. and be described in detail as follows:
At first see also Fig. 1 of the present invention, the present invention is used for the balance buffering mechanism of gas insulation breaker 1, this balance buffering mechanism 1 is assemblied in 21 on two connecting rods that break mechanism 2 of gas insulation breaker in the present embodiment, and utilize spiral shell spare 3 to be fixed in the pump 4, and this breaks mechanism 2 substantially by directly being formed to Y shape pull bar 22 and two transverse links 21, each articulates with connecting rod 21 respectively at these Y shape pull bar 22 two ends, so as to when gas insulation breaker breaks at a high speed, this Y shape pull bar 22 orders about these connecting rod 21 high speed crosswise movements.
As Fig. 2, Fig. 3, for the present invention is used for the balance buffering mechanism exploded perspective schematic diagram of gas insulation breaker and balance buffering mechanism that the present invention is used for gas insulation breaker combination schematic perspective view, as Fig. 2, shown in Figure 3, the present invention is a kind of balance buffering mechanism 1 that is used for gas insulation breaker, this balance buffering mechanism 1 is provided with bolster 11, two fixed heads 12 and a plurality of buffering catch 13, wherein:
This bolster 11, its two ends respectively are provided with two projections 111, and respectively are provided with composition surface 112 on the both sides, and this composition surface 112 is provided with the pivoted hole 113 that runs through bolster 11;
Two fixed heads 12, the movable respectively two ends of being located at bolster 11, which is provided with shaft hole 121, a plurality of slide opening 122 that makes fixed head 12 articulate fixing screw 123 and have radian, this slide opening 122 is oval in the present embodiment, and its radian is made as 10 °, certainly does suitable change according to actual demand; And
A plurality of buffering catch 13, be individually fixed on the composition surface 112 of bolster 11 both sides, and be provided with two of pivoted hole 113 corresponding pivot joints and bore a hole 131, make the buffering catch 13 of being located at these bolster 11 both sides be utilized spiral shell spare 3 and bolster 11 to be articulated whereby;
By above-mentioned structure design, projection 111 activities of this bolster 11 are sleeved on this shaft hole 121, another projection 111 and these slide opening 122 mutual movable fits, when being subjected to connecting rod 21 bumps, this bolster 11 make the projection 111 of bolster 11 can in slide opening 122, cushion slip (as shown in Figure 5), make bolster 11 be produced equalizing and buffering effect, can relax and lower impact and damage asymmetric because of two connecting rods 21 and that excessive forces ground collision buffering catch 13 causes bolster 11 whereby.
See also Fig. 4, shown in the preceding figure of Fig. 5 and cooperation, Fig. 4, Fig. 5 is respectively the present invention and is used for the balance buffering mechanism initial condition schematic diagram of gas insulation breaker and balance buffering mechanism that the present invention is used for gas insulation breaker action schematic diagram, when gas insulation breaker does not break at a high speed as yet, as shown in Figure 4, this breaks mechanism 2 and the present invention does not all have any operate condition, as shown in Figure 5, when gas insulation breaker breaks at a high speed, this breaks Y shape pull bar 22 action downwards at a high speed of mechanism 2, and can drive these connecting rods 21 simultaneously at a high speed and laterally move to the present invention, this moment is because factors such as frictional force can cause two connecting rods 21 can't arrive the present invention simultaneously, when the connecting rod 21 elder generations arrival bump of one of them is of the present invention, balance buffering mechanism 1 of the present invention is because of 122 designs of the slide opening with radian on fixed head 12, and make this bolster 11 can in the slide opening on the fixed head 12 122, cushion slip, till another connecting rod 21 arrives bump the present invention, the therefore balance buffering mechanism 1 of the present invention impact and the damage that cause bolster 11 of collision buffering catch 13 because of two connecting rods 21 with can relaxing and lower asymmetric and excessive forces.
In sum, the balance buffering mechanism that is used for gas insulation breaker of the present invention obviously can relax and lower because of two connecting rods asymmetric and excessive forces ground collision buffering catch and cause impact and damage to bolster.
The foregoing description is exemplary illustration principle of the present invention and effect thereof only, but not is used to limit the present invention.Any technical staff who is familiar with this field all can be under spirit of the present invention and category, and the foregoing description is modified and changed.Therefore, the scope of the present invention should be listed as the protection range of claim.
Claims (5)
1. balance buffering mechanism that is used for gas insulation breaker, it is assemblied between two connecting rods that break mechanism of gas insulation breaker, it is characterized in that described balance buffering mechanism comprises:
Bolster, two ends respectively are provided with two projections, and both sides respectively are provided with the composition surface;
Two fixed heads, the movable respectively two ends of being located at bolster which is provided with shaft hole and have the slide opening of radian, and this shaft hole and slide opening respectively with the mutual movable fit of the projection of described bolster; And
Two or more cushion catch, are individually fixed on the composition surface of bolster both sides;
Wherein, when this bolster was subjected to connecting rod knock, the projection of bolster can cushion slip in slide opening, and bolster is able to equalizing and buffering.
2. the balance buffering mechanism that is used for gas insulation breaker as claimed in claim 1 is characterized in that, further is provided with a pivoted hole that runs through bolster on the described composition surface at least.
3. the balance buffering mechanism that is used for gas insulation breaker as claimed in claim 1 is characterized in that, described slide opening is oval.
4. the balance buffering mechanism that is used for gas insulation breaker as claimed in claim 1 is characterized in that, described slide opening radian is 10 °.
5. the balance buffering mechanism that is used for gas insulation breaker as claimed in claim 1 is characterized in that, an enterprising step of described buffering catch is provided with the perforation of the corresponding pivot joint of pivoted hole on the composition surface with bolster at least.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101663312A CN101430989B (en) | 2007-11-06 | 2007-11-06 | Balance buffering mechanism used for gas insulation breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101663312A CN101430989B (en) | 2007-11-06 | 2007-11-06 | Balance buffering mechanism used for gas insulation breaker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101430989A CN101430989A (en) | 2009-05-13 |
| CN101430989B true CN101430989B (en) | 2010-10-20 |
Family
ID=40646299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007101663312A Expired - Fee Related CN101430989B (en) | 2007-11-06 | 2007-11-06 | Balance buffering mechanism used for gas insulation breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101430989B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2874242A (en) * | 1957-05-23 | 1959-02-17 | Gen Electric | Fluid-pressure controlled operating mechanism for a circuit breaker |
| US2911546A (en) * | 1957-11-21 | 1959-11-03 | Gen Electric | Electric circuit breaker |
| US3076081A (en) * | 1961-05-22 | 1963-01-29 | Gen Electric | Condition-responsive indicating means for an electric circuit breaker |
| US4513187A (en) * | 1982-12-17 | 1985-04-23 | Sprecher & Schuh Ag | High-voltage circuit breaker including cut-on resistor |
| CN1117199A (en) * | 1994-05-23 | 1996-02-21 | 株式会社日立制作所 | Within the convention priority year |
| US5668360A (en) * | 1995-01-06 | 1997-09-16 | Gec Alsthom T & D Sa | Circuit-breaker having two interrupting chambers per pole with drive mechanism and drive rods isolating insert capacitors |
-
2007
- 2007-11-06 CN CN2007101663312A patent/CN101430989B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2874242A (en) * | 1957-05-23 | 1959-02-17 | Gen Electric | Fluid-pressure controlled operating mechanism for a circuit breaker |
| US2911546A (en) * | 1957-11-21 | 1959-11-03 | Gen Electric | Electric circuit breaker |
| US3076081A (en) * | 1961-05-22 | 1963-01-29 | Gen Electric | Condition-responsive indicating means for an electric circuit breaker |
| US4513187A (en) * | 1982-12-17 | 1985-04-23 | Sprecher & Schuh Ag | High-voltage circuit breaker including cut-on resistor |
| CN1117199A (en) * | 1994-05-23 | 1996-02-21 | 株式会社日立制作所 | Within the convention priority year |
| US5604340A (en) * | 1994-05-23 | 1997-02-18 | Hitachi, Ltd. | Gas insulated switchgear insertion resistor and main contacts operating mechanism having time delay feature |
| US5668360A (en) * | 1995-01-06 | 1997-09-16 | Gec Alsthom T & D Sa | Circuit-breaker having two interrupting chambers per pole with drive mechanism and drive rods isolating insert capacitors |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101430989A (en) | 2009-05-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101604601B (en) | Quick trip breaker with function of pneumatic actuation trip | |
| CN101669181B (en) | Buffer type gas isolator | |
| CN108777241A (en) | Contactor for the explosion chamber of contactor and for eliminating electric arc | |
| CN105679619B (en) | The connection disjunction mechanism of electric switch | |
| CN101430989B (en) | Balance buffering mechanism used for gas insulation breaker | |
| CN107230563A (en) | Speed-sensitive switch | |
| CN107901861A (en) | A kind of automobile front anti-collision boom device | |
| EP2768005B1 (en) | Rotation double-breakpoint movable contact module | |
| EP3428945B1 (en) | Rotary shaft device of circuit breaker | |
| CN205282378U (en) | Drive mechanism of circuit breaker and transmission case and transmission case | |
| CN102290269B (en) | Switch with contact | |
| CN203574568U (en) | AC motor starter | |
| CN103895006B (en) | Planar three-freedom-degree parallel mechanism | |
| CN101997292B (en) | Hinge linking hardware of conductor anti-galloping interphase spacer | |
| CN205377151U (en) | Be applied to drawer type switch and cubical switchboard of cubical switchboard | |
| CN202134417U (en) | Switch with contact point | |
| GB2452356A (en) | Gas circuit breaker | |
| CN102446667A (en) | Contact system used for double-breakpoint plastic casing breaker | |
| CN104078290B (en) | Chopper handle buffer device | |
| CN106920718B (en) | Multipole molding outer casing formula breaker | |
| CN216795165U (en) | Ring network switch with protection component | |
| EP3467862A1 (en) | Electrical switch | |
| CN205170201U (en) | Lift by crane equipment and weight stop device thereof | |
| CN108773651A (en) | It is a kind of quickly to adjust sub-bottle passageway guardrail mechanism | |
| CN211016885U (en) | Load switch |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101020 Termination date: 20141106 |
|
| EXPY | Termination of patent right or utility model |