CN105428147A - Circuit breaking apparatus - Google Patents
Circuit breaking apparatus Download PDFInfo
- Publication number
- CN105428147A CN105428147A CN201510960337.1A CN201510960337A CN105428147A CN 105428147 A CN105428147 A CN 105428147A CN 201510960337 A CN201510960337 A CN 201510960337A CN 105428147 A CN105428147 A CN 105428147A
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- China
- Prior art keywords
- cavity
- solid insulation
- insulation portion
- tripper
- driving member
- 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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- 239000007787 solid Substances 0.000 claims abstract description 91
- 238000007789 sealing Methods 0.000 claims abstract description 58
- 230000007246 mechanism Effects 0.000 claims abstract description 29
- 238000009413 insulation Methods 0.000 claims description 87
- 230000002093 peripheral effect Effects 0.000 claims description 22
- 230000002787 reinforcement Effects 0.000 claims description 5
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 239000003822 epoxy resin Substances 0.000 claims description 3
- 229920000647 polyepoxide Polymers 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract description 5
- 239000007789 gas Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000034994 death Effects 0.000 description 1
- 231100000517 death Toxicity 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 231100000572 poisoning Toxicity 0.000 description 1
- 230000000607 poisoning effect Effects 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/66—Vacuum switches
- H01H33/662—Housings or protective screens
- H01H33/66207—Specific housing details, e.g. sealing, soldering or brazing
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- 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
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/66—Vacuum switches
- H01H33/662—Housings or protective screens
- H01H33/66207—Specific housing details, e.g. sealing, soldering or brazing
- H01H2033/66223—Details relating to the sealing of vacuum switch housings
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/66—Vacuum switches
- H01H33/662—Housings or protective screens
- H01H33/66207—Specific housing details, e.g. sealing, soldering or brazing
- H01H2033/6623—Details relating to the encasing or the outside layers of the vacuum switch housings
Landscapes
- Gas-Insulated Switchgears (AREA)
Abstract
The invention provides a circuit breaking apparatus. The circuit breaking apparatus comprises a solid insulating part, a transmission part and an annular dynamic sealing part; a first cavity is formed in the interior of the first end of the solid insulating part; the first cavity is communicated with the end plane of the first end of the solid insulating part to form an avoidance opening; at least a second cavity is formed in the interior of the second end of the solid insulating part; a creepage-proof structure is arranged on the inner surface, facing to the first cavity, of the solid insulating part; at least a part of the transmission part extends from the cavity to the outside through the avoidance opening; the transmission part can move under the drive of a driving mechanism; the annular dynamic sealing part is arranged on the end plane of the first end of the solid insulating part; the outer circumferential edge of the annular dynamic sealing part is connected with the end plane of the first end of the solid insulating part; and the inner circumferential edge of the annular dynamic sealing part is fixedly connected with the transmission part. The problem of poor insulating performance and poor sealing performance of the circuit breaking apparatus in the prior is solved by the circuit breaking apparatus provided by the invention.
Description
Technical field
The present invention relates to high voltage electric equipment field, in particular to a kind of tripper.
Background technology
Tripper for cutting off or no-load current in closed circuit and load current, or when system jam, by cutting off load current and breaking current shields to circuit.
Existing 35kV tripper is mainly based on gas-insulated, the volume of tripper is larger, processing cost is higher, processing technology program and preservation & testing program very complicated, and exposed being easily corroded outside of charged structures of tripper and cause failure of insulation, when staff touches tripper surface because of carelessness, the personnel that also easily cause get an electric shock injures and deaths; Moreover, gas-insulated tripper is adopted to require also very high to the sealing property of tripper, this is because gas isolated tripper can cause greenhouse effect or produce toxic gas after arc extinguishing, the sealing property of existing 35kV tripper is bad, has poisonous gas and leaks and the potential safety hazard that causes personnel poisoning.
Summary of the invention
Main purpose of the present invention there are provided a kind of tripper, with the problem of the insulation property difference and poor sealing performance that solve tripper of the prior art.
To achieve these goals, according to an aspect of the present invention, provide a kind of tripper, comprise: solid insulation portion, the inside of the first end in solid insulation portion has the first cavity, and the first cavity is communicated with the end face of the first end in solid insulation portion dodges opening to be formed, and the inside of second end in solid insulation portion has at least one second cavity, wherein, the inner surface towards the first cavity in solid insulation portion has anti-tracking structure; For the driving section be connected with driving mechanism, driving section is at least partially stretched out by dodging outward opening by the first cavity, and can the line direction of the second end along the first end in solid insulation portion and solid insulation portion under the drive of driving mechanism move in driving section; For sealing the ring-type movable sealing portion dodging opening, be arranged on the end of the first end in solid insulation portion, the outer peripheral edges in ring-type movable sealing portion are connected with the end face of the first end in solid insulation portion, and the inner peripheral in ring-type movable sealing portion is fixedly connected with driving section.
Further, ring-type movable sealing portion and driving section flexible connection.
Further, at least one annular projection structure is formed between the outer peripheral edges in ring-type movable sealing portion and inner peripheral.
Further, driving section comprises: for the first driving member be connected with driving mechanism, and the first driving member at least partially stretches out by dodging outward opening by the first cavity; Second driving member, is connected with one end being positioned at the first cavity of the first driving member; 3rd driving member, is connected with one end away from the first driving member of the second driving member, and the first driving member drives the second driving member, the 3rd drive member successively.
Further, tripper also comprises the first locating part and the second locating part, wherein, the first locating part is connected with solid insulation portion by the second locating part, and the outer peripheral edges in ring-type movable sealing portion are pressed between the first locating part and solid insulation portion by the first locating part.
Further, the inside in solid insulation portion has vacuum interrupter, vacuum interrupter is between the first cavity and the second cavity, the inside of vacuum interrupter is provided with moving part and quiet, one end driving with the 3rd driving member near the first cavity that moving part is positioned at vacuum interrupter is connected, quiet one end being positioned at close second cavity of vacuum interrupter; Tripper also comprises: for shielding one or more first high-tension shielding mechanisms of the second cavity inner air gap place electric discharge, be connected with quiet, and be embedded in the inside of the second cavity, when the second cavity is multiple, in each second cavity, be provided with a first high-tension shielding mechanism; And/or the second high-tension shielding mechanism of electric discharge is caused for the air gap shielded owing to producing between the second driving member and the inner surface in solid insulation portion, the second high-tension shielding mechanism is embedded the inside in solid insulation portion and extends towards anti-tracking structure side.
Further, portion is provided with conducting structure to solid insulation, and the cavity of conducting structure is communicated with the first cavity, and conducting structure stretches out to the direction away from the first cavity.
Further, the outer surface of the first end in solid insulation portion is also provided with anti-skidding seamed edge; And/or the outer surface of second end in solid insulation portion is also provided with reinforcement.
Further, solid insulation portion is made up of epoxy resin.
Further, the outer surface in solid insulation portion is coated with conductive coating.
Apply technical scheme of the present invention, tripper comprises solid insulation portion, for the driving section that is connected with driving mechanism with for sealing the ring-type movable sealing portion dodging opening, the inside of the first end in solid insulation portion has the first cavity, first cavity is communicated with the end face of the first end in solid insulation portion dodges opening to be formed, the inside of second end in solid insulation portion has at least one second cavity, wherein, the inner surface towards the first cavity in solid insulation portion has anti-tracking structure; Driving section is at least partially stretched out by dodging outward opening by the first cavity, and can the line direction of the second end along the first end in solid insulation portion and solid insulation portion under the drive of driving mechanism move in driving section; Ring-type movable sealing portion is arranged on the end of the first end in solid insulation portion, and the outer peripheral edges in ring-type movable sealing portion are connected with the end face of the first end in solid insulation portion, and the inner peripheral in ring-type movable sealing portion is fixedly connected with driving section.Adopt the tripper of said structure, by being provided with solid insulation portion, make the outer surface of tripper in zero potential state, and solid insulation portion has anti-tracking structure, the generation of creepage phenomenon can be prevented further, make tripper have better insulation property, thus improve the job stability of tripper; The opening part of dodging of the first cavity is provided with ring-type movable sealing portion, the outer peripheral edges in ring-type movable sealing portion are connected with the end face of the first end in solid insulation portion, the inner peripheral in ring-type movable sealing portion is fixedly connected with driving section, pass through this setup, the phenomenon dodging opening part generation Leakage Gas of first cavity that can effectively prevent the motion due to driving section from causing, ensure that driving section realizes complete sealed solid in the inside of the first cavity, thus make tripper have stable sealing property, and then improve the reliability of tripper.
Accompanying drawing explanation
The Figure of description forming a application's part is used to provide a further understanding of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 shows the shape assumption diagram of tripper according to an embodiment of the invention;
Fig. 2 tripper shown in Fig. 1 is in cutaway view during vertically-arranged state;
Fig. 3 tripper shown in Fig. 1 is in vertical view during vertically-arranged state;
Fig. 4 shows the A place partial enlarged drawing of Fig. 2;
Fig. 5 shows the B place partial enlarged drawing of Fig. 2; And
Fig. 6 shows the C place partial enlarged drawing of Fig. 2.
Wherein, above-mentioned accompanying drawing comprises the following drawings mark:
10, solid insulation portion; 11, anti-tracking structure; 12, conducting structure; 13, the first cavity; 14, the second cavity; 15, opening is dodged; 20, driving section; 21, the first driving member; 22, the second driving member; 23, the 3rd driving member; 30, ring-type movable sealing portion; 41, the first locating part; 42, the second locating part; 50, vacuum interrupter; 51, moving part; 52, quiet; 60, the first high-tension shielding mechanism; 61, the first air gap; 70, the second high-tension shielding mechanism; 71, the second air gap; 80, anti-skidding seamed edge; 90, reinforcement.
Embodiment
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the present invention in detail in conjunction with the embodiments.
It is noted that following detailed description is all exemplary, be intended to provide further instruction to the application.Unless otherwise, all technology used herein and scientific terminology have the identical meanings usually understood with the application person of an ordinary skill in the technical field.
In the present invention, when not doing contrary explanation, the noun of locality of use if " upper and lower, left and right, level, vertically " are normally for direction shown in the drawings, or for vertically, on vertical or gravity direction; Similarly, for ease of understanding and describing, " inside and outside " refers to profile inside and outside relative to each parts itself, but the above-mentioned noun of locality is not limited to the present invention.
In order to the insulation property solving tripper of the prior art are poor and the problem of poor sealing performance, the invention provides a kind of tripper.
As shown in Figure 2, tripper comprises solid insulation portion 10, for the driving section 20 that is connected with driving mechanism with for sealing the ring-type movable sealing portion 30 dodging opening 15, the inside of the first end in solid insulation portion 10 has the first cavity 13, first cavity 13 is communicated with the end face of the first end in solid insulation portion 10 dodges opening 15 to be formed, the inside of second end in solid insulation portion 10 has at least one second cavity 14, wherein, the inner surface towards the first cavity 13 in solid insulation portion 10 has anti-tracking structure 11; Driving section 20 is at least partially by protruding by dodging opening 15 in the first cavity 13, and can the line direction of the second end along the first end in solid insulation portion 10 and solid insulation portion 10 under the drive of driving mechanism move in driving section 20; Ring-type movable sealing portion 30 is arranged on the end of the first end in solid insulation portion 10, and the outer peripheral edges in ring-type movable sealing portion 30 are connected with the end face of the first end in solid insulation portion 10, and the inner peripheral in ring-type movable sealing portion 30 is fixedly connected with driving section 20.
Adopt the tripper of said structure, by being provided with solid insulation portion 10, make the outer surface of tripper in zero potential state, and solid insulation portion 10 has anti-tracking structure 11, the generation of creepage phenomenon can be prevented further, make tripper have better insulation property, thus improve the job stability of tripper, the opening part of dodging of the first cavity is provided with ring-type movable sealing portion 30, the outer peripheral edges in ring-type movable sealing portion 30 are connected with the end face of the first end in solid insulation portion 10, the inner peripheral in ring-type movable sealing portion 30 is fixedly connected with driving section 20, pass through this setup, the phenomenon dodging opening 15 place generation Leakage Gas of first cavity 13 that can effectively prevent the motion due to driving section 20 from causing, ensure that driving section 20 realizes complete sealed solid in the inside of the first cavity 13, thus make tripper have stable sealing property, and then improve the reliability of tripper.
Specifically, ring-type movable sealing portion 30 and driving section 20 flexible connection.Like this, ring-type movable sealing portion 30 can be made along with moving up and down of driving section 20, change of shape can to occur, thus driving section 20 can be realized in the process of relative first cavity 13 motion, realize the dynamic seal (packing) of the first cavity 13, and then improve the reliability of tripper work.
Alternatively, above-mentioned tripper is the tripper being applicable to 35kV voltage.
Alternatively, ring-type movable sealing portion 30 by rubber, plastics, can make the metallic plate etc. of deformation.
As shown in Figure 2 and Figure 4, in an alternate embodiment of the present invention where, owing to forming at least one annular projection structure between the outer peripheral edges in ring-type movable sealing portion 30 and inner peripheral, annular projection structure has telescopicing performance, and annular projection structure is outstanding to the direction of the end face of the first end away from described solid insulation portion 10.Like this, driving section 20 moves up and down, drive ring-type movable sealing portion 30 that deformation occurs, the deformation in ring-type movable sealing portion 30 occurs to stretch or shrink by annular projection structure just, thus prevent that ring-type movable sealing portion 30 is stressed to be departed from solid insulation portion 10 or driving section 20, and then improve the reliability of tripper work.
Alternatively, anti-tracking structure 11 has irregular protuberance and recess, and wherein, protuberance stretches out towards the first cavity 13.Like this, increase the creepage distance between high pressure and ground, effectively prevent high pressure and solid insulation portion 10 is punctured, improve the reliability of tripper work.
As shown in Figure 2, driving section 20 also comprises the first driving member 21 and the second driving member 22 for being connected with driving mechanism, and the first driving member 21 is at least partially by protruding by dodging opening 15 in the first cavity 13; Second driving member 22 is connected with one end being positioned at the first cavity 13 of the first driving member 21; 3rd driving member 23, is connected with one end away from the first driving member 21 of the second driving member 22, and the first driving member 21 drives the second driving member 22 successively, the 3rd driving member 23 moves.Due to such setting, actuating force just can be delivered to the second driving member 22 and the 3rd driving member 23 by driving first driving member 21 by driving mechanism, add the high efficiency of transmission of power, and maintain and replace can be carried out to the first driving member 21, second driving member 22 or the 3rd driving member 23 respectively, reduce maintenance difficulty, improve the service efficiency of tripper.
Alternatively, the 3rd driving member 23 is stud.
As shown in Figure 2, tripper also comprises the first locating part 41 and the second locating part 42, wherein, the first locating part 41 is connected with solid insulation portion 10 by the second locating part 42, and the outer peripheral edges in ring-type movable sealing portion 30 are pressed between the first locating part 41 and solid insulation portion 10 by the first locating part 41.Like this, can the outer peripheral edges in ring-type movable sealing portion 30 be pressed between the first locating part 41 and solid insulation portion 10, and by the connection status of control second locating part 42 with solid insulation portion 10, the sealing property between ring-type movable sealing portion 30 and solid insulation portion 10 can be adjusted, and when being necessary, repair and replacement can be carried out to ring-type movable sealing portion 30 or the driving section 20 being in the first cavity 13 inside by removing the first locating part 41 and the second locating part 42, adding the practicality of tripper.
As shown in Figure 2, the inside in solid insulation portion 10 has vacuum interrupter 50, vacuum interrupter 50 is between the first cavity 13 and the second cavity 14, the inside of vacuum interrupter 50 is provided with moving part 51 and quiet 52, one end driving with the 3rd driving member 23 near the first cavity 13 that moving part 51 is positioned at vacuum interrupter 50 is connected, the one end being positioned at close second cavity 14 of vacuum interrupter 50 for quiet 52.Because vacuum interrupter 50 is between the first cavity 13 and the second cavity 14, thus the first cavity 13 and the second cavity 14 are separated, become two independently cavitys, and then enable the structural member being in two inside cavity play consistently function, moreover, the moving part 51 of vacuum interrupter 50 and quiet 52 can be controlled by the 3rd driving member 23, the relation of the electrical connection between the first cavity 13 and the second cavity 14 can be set up, and the stability contorting to connecting and disconnecting of the circuit can be ensured, and then ensure that the stability of tripper.
As shown in Figure 2, Figure 5 and Figure 6, tripper also comprises the one or more first high-tension shielding mechanisms 60 for shielding the electric discharge of the second cavity 14 inner air gap place, be connected with quiet 52, and be embedded in the inside of the second cavity 14, when the second cavity 14 is multiple, in each second cavity 14, be provided with a first high-tension shielding mechanism 60; And/or cause the second high-tension shielding mechanism of high-tension shielding mechanism 70, the second 70 of electric discharge be embedded the inside in solid insulation portion 10 and extend towards anti-tracking structure 11 side for the air gap shielded owing to producing between the second driving member 22 and the inner surface in solid insulation portion 10.
Because tripper is provided with the first high-tension shielding mechanism 60 and the second high-tension shielding mechanism 70, effectively can shield the gap discharge at the first air gap 61 and the second air gap 71 place produced when installing cables, thus ensure that the safety and reliability that tripper uses.
As shown in Figure 1, Figure 2 and Figure 3, solid insulation portion 10 is provided with conducting structure 12, the cavity of conducting structure 12 is communicated with the first cavity 13, and conducting structure 12 stretches out to the direction away from the first cavity 13.Owing to being provided with conducting structure 12, tripper can establish a connection with other devices, thus makes the functional diversities of tripper, and ensure that the sealing property that tripper is connected with other devices.
Alternatively, ring-type movable sealing portion 30 is cylinder type, and the second locating part 42 is bolt.
As shown in Figure 3, the second locating part 42 is four, and four the second locating parts 42 are arranged around the circumferential interval of the end face of the first end in solid insulation portion 10.And distance between adjacent two the second locating parts 42 is equal.With some second locating parts 42 for reference, here the second locating part 42 being positioned at left side in Fig. 3 is specifically selected to be reference, the line of the central point in this second locating part 42 and ring-type movable sealing portion 30 is as reference direction, and the direction that conducting structure 12 stretches out to the outside in solid insulation portion 10 is target direction, like this, the angle Q in figure 3 between target direction and reference direction equals 45 degree.
That is, in the visual angle of Fig. 2, the line of the subpoint of central shaft in horizontal plane in subpoint in horizontal plane of second locating part 42 in above-mentioned left side and ring-type movable sealing portion 30 is as the first projection line, and the angle Q between second projection line of the longitudinal center line of this first projection line and conducting structure 12 in above-mentioned horizontal plane equals 45 degree.
Certainly, when selecting the second different locating parts 42 as a reference point, the size of angle Q can change, and is generally 45 degree and/or 135 degree, can reduce tripper like this and install rear shared space.
In a not shown embodiment, alternatively, also sliding connector is provided with in the periphery of the junction of the 3rd driving member 23 of the driving section 20 of tripper and the moving part 51 of vacuum interrupter 50, the periphery of active connection is provided with fingertip spring, outlet electric-conductor is also provided with in the inside of conducting structure 12, the relative moving part 51 of sliding connector slides up and down, and by the fingertip spring conducting of periphery or the circuit between disconnection moving part 51 and outlet electric-conductor; Thus make tripper have various Circuits System.
Alternatively, in a not shown embodiment, Shanghai, solid insulation portion 10 electricity be provided with for connecting extraneous display of tripper shows part and installs fixing fixture for tripper.
Alternatively, the outer surface of the first end in solid insulation portion 10 is also provided with anti-skidding seamed edge 80; And/or the outer surface of second end in solid insulation portion 10 is also provided with reinforcement 90.Owing to being provided with anti-skidding seamed edge 80, effectively can preventing tripper from producing by the effect of gravity in shaping mold process mobile, ensure that the success rate that tripper manufactures; Owing to being provided with reinforcement 90, tripper in use can bear larger External Force Acting, avoids the structural member that tripper is out of shape or damages its inside under the effect of external force, improves the reliability of tripper.
Alternatively, solid insulation portion 10 is made up of epoxy resin.
Alternatively, the outer surface in solid insulation portion 10 is coated with conductive coating.
It should be noted that used term is only to describe embodiment here, and be not intended to the illustrative embodiments of restricted root according to the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative is also intended to comprise plural form, in addition, it is to be further understood that, when using term " to comprise " in this manual, it indicates existing characteristics, step, work, device, assembly and/or their combination.
It should be noted that, term " first ", " second " etc. in the specification of the application and claims and above-mentioned accompanying drawing are for distinguishing similar object, and need not be used for describing specific order or precedence.Should be appreciated that the data used like this can be exchanged in the appropriate case, so as the execution mode of the application described herein can with except here diagram or describe those except order implement.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a tripper, is characterized in that, comprising:
Solid insulation portion (10), the inside of the first end of described solid insulation portion (10) has the first cavity (13), described first cavity (13) is communicated with the end face of the first end of described solid insulation portion (10) dodges opening (15) to be formed, the inside of the second end of described solid insulation portion (10) has at least one second cavity (14), wherein, the inner surface towards described first cavity (13) of described solid insulation portion (10) has anti-tracking structure (11);
For the driving section (20) be connected with driving mechanism, it is protruding that opening (15) is dodged in described driving section (20) at least partially described in passing through in described first cavity (13), and described driving section (20) can along the line direction motion of second end in the first end of described solid insulation portion (10) and described solid insulation portion (10) under the drive of described driving mechanism;
For dodging the ring-type movable sealing portion (30) of opening (15) described in sealing, be arranged on the end of the first end of described solid insulation portion (10), the outer peripheral edges of described ring-type movable sealing portion (30) are connected with the end face of the first end of described solid insulation portion (10), and the inner peripheral of described ring-type movable sealing portion (30) is fixedly connected with described driving section (20).
2. tripper according to claim 1, is characterized in that, described ring-type movable sealing portion (30) and described driving section (20) flexible connection.
3. tripper according to claim 1, is characterized in that, forms at least one annular projection structure between the outer peripheral edges of described ring-type movable sealing portion (30) and inner peripheral.
4. tripper according to claim 1, is characterized in that, described driving section (20) comprising:
For the first driving member (21) be connected with described driving mechanism, it is protruding that described first driving member (21) at least partially dodges opening (15) described in passing through in described first cavity (13);
Second driving member (22), is connected with one end being positioned at described first cavity (13) of described first driving member (21);
3rd driving member (23), be connected with one end away from described first driving member (21) of described second driving member (22), described first driving member (21) drives described second driving member (22), described 3rd driving member (23) motion successively.
5. tripper according to claim 4, it is characterized in that, described tripper also comprises the first locating part (41) and the second locating part (42), wherein, described first locating part (41) is connected with described solid insulation portion (10) by described second locating part (42), and the outer peripheral edges of described ring-type movable sealing portion (30) are pressed between described first locating part (41) and described solid insulation portion (10) by described first locating part (41).
6. tripper according to claim 4, it is characterized in that, the inside of described solid insulation portion (10) has vacuum interrupter (50), described vacuum interrupter (50) is positioned between described first cavity (13) and described second cavity (14), the inside of described vacuum interrupter (50) is provided with moving part (51) and quiet (52), one end driving with described 3rd driving member (23) that described moving part (51) is positioned at close described first cavity (13) of described vacuum interrupter (50) is connected, described quiet (52) are positioned at one end of close described second cavity (14) of described vacuum interrupter (50), described tripper also comprises:
For shielding one or more first high-tension shielding mechanisms (60) of described second cavity (14) inner air gap place electric discharge, be connected with described quiet (52), and be embedded in the inside of described second cavity (14), when described second cavity (14) is for time multiple, in each described second cavity (14), be provided with a described first high-tension shielding mechanism (60); And/or
Cause the second high-tension shielding mechanism (70) of electric discharge due to the air gap produced between described second driving member (22) and the inner surface in described solid insulation portion (10) for shielding, described second high-tension shielding mechanism (70) is embedded in the inside of described solid insulation portion (10) and extends towards described anti-tracking structure (11) side.
7. tripper according to any one of claim 1 to 6, it is characterized in that, described solid insulation portion (10) is provided with conducting structure (12), the cavity of described conducting structure (12) is communicated with described first cavity (13), and described conducting structure (12) stretches out to the direction away from described first cavity (13).
8. tripper according to any one of claim 1 to 6, is characterized in that,
The outer surface of the first end of described solid insulation portion (10) is also provided with anti-skidding seamed edge (80); And/or
The outer surface of the second end of described solid insulation portion (10) is also provided with reinforcement (90).
9. tripper according to any one of claim 1 to 6, is characterized in that, described solid insulation portion (10) is made up of epoxy resin.
10. tripper according to any one of claim 1 to 6, is characterized in that, the outer surface of described solid insulation portion (10) is coated with conductive coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510960337.1A CN105428147A (en) | 2015-12-18 | 2015-12-18 | Circuit breaking apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510960337.1A CN105428147A (en) | 2015-12-18 | 2015-12-18 | Circuit breaking apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105428147A true CN105428147A (en) | 2016-03-23 |
Family
ID=55506283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510960337.1A Pending CN105428147A (en) | 2015-12-18 | 2015-12-18 | Circuit breaking apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105428147A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108172454A (en) * | 2018-01-06 | 2018-06-15 | 北海银河开关设备有限公司 | Electric locomotive high-voltage circuitbreaker |
| CN108320990A (en) * | 2018-01-06 | 2018-07-24 | 北海银河开关设备有限公司 | A kind of electric locomotive circuit breaker polar |
| CN111370258A (en) * | 2020-04-24 | 2020-07-03 | 南通泰富电器制造有限公司 | Small indoor vacuum circuit breaker and method |
| CN111696817A (en) * | 2020-03-25 | 2020-09-22 | 天津平高智能电气有限公司 | High-voltage switch and shell thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108172454A (en) * | 2018-01-06 | 2018-06-15 | 北海银河开关设备有限公司 | Electric locomotive high-voltage circuitbreaker |
| CN108320990A (en) * | 2018-01-06 | 2018-07-24 | 北海银河开关设备有限公司 | A kind of electric locomotive circuit breaker polar |
| CN111696817A (en) * | 2020-03-25 | 2020-09-22 | 天津平高智能电气有限公司 | High-voltage switch and shell thereof |
| CN111370258A (en) * | 2020-04-24 | 2020-07-03 | 南通泰富电器制造有限公司 | Small indoor vacuum circuit breaker and method |
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Application publication date: 20160323 |
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