CN203071484U - Insulation cover of insulation switch, and insulation switch - Google Patents
Insulation cover of insulation switch, and insulation switch Download PDFInfo
- Publication number
- CN203071484U CN203071484U CN 201220748870 CN201220748870U CN203071484U CN 203071484 U CN203071484 U CN 203071484U CN 201220748870 CN201220748870 CN 201220748870 CN 201220748870 U CN201220748870 U CN 201220748870U CN 203071484 U CN203071484 U CN 203071484U
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- Prior art keywords
- cover body
- switch
- cover
- insulating cover
- pressure release
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Abstract
The utility model provides an insulation cover of an insulation switch, and the insulation switch. The insulation cover comprises a cover body having an opening part and a pressure release part, wherein the opening part is arranged at one end of the cover body, and the pressure release part is arranged on a side wall of the cover body. The pressure release part is provided, such that when an explosion accident of the insulation switch happens, the pressure is released by the pressure release part, reducing damages of the explosion accident. The pressure release part should not be arranged on a side towards working personnel. As the pressure release part is not arranged on the side towards the working personnel, personal injury accidents are prevented, and safety hidden troubles are reduced. Besides, because of the pressure release part, the possibility of the explosion of the insulation switch is reduced, thereby improving the use reliability of the insulation switch. The insulation switch provided by the utility model has the advantages of low production cost and simple structure.
Description
Technical field
The utility model relates to electric insulation device field, more specifically, relates to a kind of insulating cover and insulated switch of insulated switch.
Background technology
Insulated switch of the prior art has two kinds, and a kind of is gas-insulated switch, and a kind of is solid insulation switch.
Gas-insulated switch of the prior art, because its gas sulphur hexafluoride (SF6) that adopts has toxicity, leaks, causes easily greenhouse effect easily after carrying out arc extinguishing, and metal gas tank volume is big, to sealing requirements height, processing technology complexity, thereby cause casing manufacturing cost height, safeguard complicated, degree of protection is low.
Solid insulation switch of the prior art is not owing to have pressure release portion, thus when insulated switch breaks down easy explosion caused accident.Because the staff can't predict explosion accident in advance, thereby can't in time hide to home, the staff be wound, staff's safety is on the hazard thereby cause.In use there is potential safety hazard in insulated switch of the prior art.In addition, the outlet up or down of the bus casing of solid insulation switch of the prior art, thus cause the problem that the bus inconvenience is installed.
The utility model content
The utility model aims to provide a kind of insulating cover and insulated switch of insulated switch, owing to can't predict the blast situation of insulated switch in advance, and causes the staff in time to hide to solve in the prior art, thereby causes the problem of personal injury.
For solving the problems of the technologies described above, according to an aspect of the present utility model, provide a kind of insulating cover of insulated switch, comprising: cover body, cover body comprise peristome and pressure release portion, and peristome is arranged on an end of cover body, and pressure release portion is arranged on the sidewall of cover body.
Further, pressure release portion comprises the pressure release groove on the sidewall that is arranged on cover body.
Further, the diapire of pressure release groove is provided with groove.
Further, groove is at least two, and at least two grooves arrange with intersecting.
Further, insulating cover also comprises the main bus bar sleeve pipe, and the main bus bar sleeve pipe is outstanding to be arranged on the outer surface of sidewall of cover body, and the free end of main bus bar sleeve pipe is perpendicular to the plane at peristome place, and extends away from an end of the cover body other end to cover body.
Further, insulating cover also comprises the earthed switch installation portion, the earthed switch installation portion is arranged on an end that keeps away oral area of cover body, the earthed switch installation portion comprises first container cavity and ground lead hole, the ground lead hole is communicated with first container cavity, and the ground lead hole is perpendicular to the plane at peristome place.
According to another aspect of the present utility model, a kind of insulated switch is provided, comprise circuit breaker, isolating switch, vacuum earthed switch and insulating cover, insulating cover is above-mentioned insulating cover, the peristome that isolating switch passes the cover body of insulating cover is arranged in the cover body, and circuit breaker is electrically connected with the vacuum earthed switch by isolating switch.
Further, insulated switch also comprises first radome, and first radome is encapsulated in the cover body of insulating cover, and first radome comprises first shielding cavity, circuit breaker comprises first vacuum interrupter, and the input terminal of first vacuum interrupter is positioned at first shielding cavity.
Further, insulated switch also comprises the secondary shielding cover, and the secondary shielding cover is encapsulated in the cover body of insulating cover, and the secondary shielding cover comprises the secondary shielding cavity, the vacuum earthed switch comprises second vacuum interrupter, and the input terminal of second vacuum interrupter is positioned at the secondary shielding cavity.
Further, insulating cover also comprises the earthed switch installation portion, the earthed switch installation portion is arranged on an end that keeps away oral area of cover body, the earthed switch installation portion comprises first container cavity and ground lead hole, second vacuum interrupter is encapsulated in first container cavity, the ground lead hole is communicated with first container cavity, the ground lead hole is perpendicular to the plane at peristome place, insulated switch also comprises the ground connection inserts, the ground connection inserts is installed in the ground lead hole, and the ground connection inserts is electrically connected with the lead-out terminal of second vacuum interrupter.
The cover body of the utility model insulating cover is provided with pressure release portion.Owing to be provided with pressure release portion, thereby when insulated switch is blasted accident, the effect of pressure release will be played by pressure release portion, thereby alleviate the injury of explosion accident.. pressure release portion should not be arranged on one side towards the staff.Because pressure release portion is towards staff's one side setting, thereby can not cause personal injury accidents, reduce potential safety hazard.In addition, owing to be provided with pressure release portion, thereby reduced the possibility that insulated switch is blasted, improved the dependability of insulated switch.Simultaneously, the insulated switch in the utility model has low cost of manufacture, characteristic of simple structure.
Description of drawings
The accompanying drawing that constitutes the application's a part is used to provide further understanding of the present utility model, and illustrative examples of the present utility model and explanation thereof are used for explaining the utility model, do not constitute improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 has schematically shown the structural representation of the insulated switch in the utility model;
Fig. 2 has schematically shown the left view of Fig. 1; And
Fig. 3 has schematically shown the upward view of Fig. 1.
Embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is elaborated, but the multitude of different ways that the utility model can be defined by the claims and cover is implemented.
As first aspect of the present utility model, provide a kind of insulating cover of insulated switch.As shown in Figure 1 to Figure 3, insulating cover comprises: cover body 10, cover body 10 comprise peristome 12 and pressure release portion 13, and peristome 12 is arranged on an end of cover body 10, and pressure release portion 13 is arranged on the sidewall of cover body 10.The cover body 10 of the utility model insulating cover is provided with pressure release portion 13.Owing to be provided with pressure release portion 13, thereby when insulated switch is blasted accident, the effect of pressure release will be played by pressure release portion 13, thereby alleviate the injury of explosion accident.Pressure release portion 13 should not be arranged on one side towards the staff.Because pressure release portion 13 is towards staff's one side setting, thereby can not cause personal injury accidents, reduce potential safety hazard.In addition, owing to be provided with pressure release portion 13, thereby reduced the possibility that insulated switch is blasted, improved the dependability of insulated switch.Simultaneously, the insulated switch in the utility model has low cost of manufacture, characteristic of simple structure.
Preferably, the cross section of the cover body 10 of insulating cover is rectangle.Further, cover body 10 is tubular.
Preferably, the pressure release portion 13 in the utility model comprises the pressure release groove (please refer to Fig. 1) on the sidewall that is arranged on cover body 10.Owing to be provided with the pressure release groove, thereby the thickness of pressure release groove sidewall of corresponding position on cover body 10 is thinner than the thickness of cover body 10 other corresponding sidewalls in position, thereby when blast took place, the sidewall of pressure release groove split at first, plays the effect of pressure release.
Preferably, as shown in Figure 1, the diapire of pressure release groove is provided with groove 13a.Owing to be provided with groove 13a, thereby the diapire of pressure release groove has weak area, and when blast took place, groove 13a ftractureed at first, thereby made the blast slight crack have controllability.Further, the groove 13a in the utility model is at least two, and at least two groove 13a arrange with intersecting.
As shown in Figure 1, insulating cover in the utility model also comprises main bus bar sleeve pipe 30, main bus bar sleeve pipe 30 is outstanding to be arranged on the outer surface of sidewall of cover body 10, and the free end of main bus bar sleeve pipe 30 is perpendicular to the plane at peristome 12 places, and extends away from an end of cover body 10 other end to cover body 10.Because the free end of main bus bar sleeve pipe 30 is perpendicular to the plane at peristome 12 places, and main bus bar and main bus bar sleeve pipe 30 are positioned on the same horizontal direction, thereby when the staff is connected main bus bar sleeve pipe 30 with main bus bar, need not to use tooling device, thus make things convenient for the staff carry out insulated switch installment work, improved operating efficiency.Preferably, pressure release portion 13 and main bus bar sleeve pipe 30 are arranged on the same side of cover body 10.
Preferably, insulating cover in the utility model also comprises earthed switch installation portion 50, earthed switch installation portion 50 is arranged on an end that keeps away oral area 12 of cover body 10, earthed switch installation portion 50 comprises first container cavity 51 and ground lead hole 52, ground lead hole 52 is communicated with first container cavity 51, and ground lead hole 52 is perpendicular to the plane (please refer to Fig. 1) at peristome 12 places.Owing to the plane of ground lead hole 52 perpendicular to peristome 12 places, thereby make things convenient for the staff that earth point is drawn outward, thereby make things convenient for the staff that the vacuum earthed switch 70 of insulated switch is carried out repair and maintenance.
As second aspect of the present utility model, provide a kind of insulated switch.As shown in Figure 1 to Figure 3, insulated switch comprises circuit breaker 60, isolating switch, vacuum earthed switch 70 and insulating cover, insulating cover is above-mentioned insulating cover, the peristome 12 that isolating switch passes the cover body 10 of insulating cover is arranged in the cover body 10, and circuit breaker 60 is electrically connected with vacuum earthed switch 70 by isolating switch.Owing in insulated switch, be provided with the insulating cover with pressure release portion 13, thereby when insulated switch was blasted, the pressure release portion 13 of insulating cover ftractureed at first and carries out pressure release, thereby has improved the dependability of insulated switch, has reduced potential safety hazard.
Preferably, as shown in Figure 1, insulated switch also comprises first radome 80, first radome 80 is encapsulated in the cover body 10 of insulating cover, first radome 80 comprises first shielding cavity, circuit breaker 60 comprises that the input terminal of first vacuum interrupter, 62, the first vacuum interrupters 62 is positioned at first shielding cavity.Be positioned at first shielding cavity owing to be provided with the input terminal of first radome 80 and first vacuum interrupter 62, thereby first radome 80 with the electric field of the input terminal position of balanced first vacuum interrupter 62, thereby avoided electromagnetic interference problem, improved the dependability of insulated switch.
Preferably, the insulating cover in the utility model also comprises pedestal 20, and pedestal 20 is arranged on the inside surface of side wall of cover body 10, and pedestal 20 comprises second container cavity 21 and construction opening 22, and construction opening 22 arranges towards peristome 12; Main bus bar sleeve pipe 30 comprises conducting rod container cavity 31 and bus connector 32, and conducting rod container cavity 31 is communicated with second container cavity 21, and bus connector 32 is arranged on the above-mentioned free end of main bus bar sleeve pipe 30.Further, insulated switch comprises conducting rod 61, conducting rod 61 is electrically connected with first vacuum interrupter 62, conducting rod 61 is encapsulated in the conducting rod container cavity 31 of main bus bar sleeve pipe 30 of insulating cover, first vacuum interrupter 62 is encapsulated in second container cavity 21 of pedestal 20 of insulating cover, and first vacuum interrupter 62 is positioned at first shielding cavity with the link of conducting rod 61.Further, pedestal 20 is provided with T type contact connection inserts 87.T type contact connects that inserts 87 is used for T type contact, fixing with insulated switch is flexible coupling.
Insulating cover in the utility model also comprises boss 40, and boss 40 is outstanding to be arranged on the sidewall of cover body 10, and boss 40 is oppositely arranged with main bus bar sleeve pipe 30, and boss 40 comprises outlet sleeve pipe installing hole 41, outlet sleeve pipe installing hole 41 be communicated with (please refer to Fig. 1).Further, insulated switch also comprises the outlet sleeve pipe, and the outlet sleeve pipe is installed in the outlet sleeve pipe installing hole 41 of boss 40 of insulating cover, and isolating switch comprises the isolation blade, first end of isolating blade is electrically connected with first vacuum interrupter 62, and second end of isolating blade is electrically connected with the outlet sleeve pipe.Preferably, the end away from cover body 10 of boss 40 is uniform is provided with a plurality of outlet sleeve pipes inserts 88 is installed.Further, a plurality of outlet sleeve pipes installation inserts 88 are four.
Preferably, as shown in Figure 1, insulated switch also comprises secondary shielding cover 82, secondary shielding cover 82 is encapsulated in the cover body 10 of insulating cover, secondary shielding cover 82 comprises the secondary shielding cavity, vacuum earthed switch 70 comprises that the input terminal of second vacuum interrupter, 71, the second vacuum interrupters 71 is positioned at the secondary shielding cavity.Be positioned at the secondary shielding cavity owing to be provided with the input terminal of secondary shielding cover 82 and second vacuum interrupter 71, thereby secondary shielding cover 82 is the electric field of the input terminal position of balanced second vacuum interrupter 71, thus avoided electromagnetic interference problem, improved the dependability of insulated switch.
Preferably, insulated switch in the utility model also comprises fixed contact 81 and first conducting copper 72, fixed contact 81 outstanding being arranged on the madial wall of cover body 10, second vacuum interrupter 71 is electrically connected with fixed contact 81 by first conducting copper 72, second vacuum interrupter 71 is encapsulated in first container cavity 51 of earthed switch installation portion 50 of insulating cover, first conducting copper 72 is encapsulated in the cover body 10, isolating switch is connected with fixed contact 81 by the isolation blade or disconnects, and the link of second vacuum interrupter 71 and first conducting copper 72 is positioned at the secondary shielding cavity.
Insulating cover in the utility model also comprises earthed switch installation portion 50, earthed switch installation portion 50 is arranged on an end that keeps away oral area 12 of cover body 10, earthed switch installation portion 50 comprises first container cavity 51 and ground lead hole 52, second vacuum interrupter 71 is encapsulated in first container cavity 51, ground lead hole 52 is communicated with first container cavity 51, ground lead hole 52 is perpendicular to the plane at peristome 12 places, insulated switch also comprises ground connection inserts 83, ground connection inserts 83 is installed in the ground lead hole 52, and ground connection inserts 83 is electrically connected with the lead-out terminal of second vacuum interrupter 71.Owing to be provided with ground lead hole 52, thereby earth point can be drawn outward by ground lead hole 52, thereby by to the detection of earth point, can learn the operating state of the earthed switches of encapsulation in the earthed switch installation portion 50, thereby make things convenient for the staff that earthed switch is overhauled and safeguard.Owing to be provided with ground connection inserts 83, thereby make things convenient for the staff that the ground connection copper bar is installed, thereby improved operating efficiency.Preferably, the output of second vacuum interrupter 71 is higher than the outlet sleeve pipe installing hole 41 of boss 40.Because the output of second vacuum interrupter 71 is higher than the outlet sleeve pipe installing hole 41 of boss 40, thereby has increased safe distance, thereby has improved the dependability of insulated switch.
Preferably, as shown in Figure 2, earthed switch installation portion 50 is provided with seal groove 86 away from the end of cover body 10.Seal groove 86 is used for the sealing earthed switch.
Preferably, as shown in Figure 1, insulated switch also comprises full skirt 84, and full skirt 84 is encapsulated on the inside surface of side wall of cover body 10, and full skirt 84 is positioned at the both sides of fixed contact 81.Owing to be provided with full skirt 84 in the both sides of fixed contact 81, thereby increased creepage distance, improved the dependability of insulated switch.
Preferably, a plurality of insulated switchs are arranged side by side and can form the insulated switch assembly.
Preferably, supporting plate all is set on the cover body 10 of each insulated switch inserts 85 is installed.Supporting plate installation inserts 85 is used for supporting plate and fixedlys connected with insulated switch.A plurality of insulated switchs are all installed inserts 85 by supporting plate and are connected with supporting plate, thereby realize a plurality of insulated switchs composition insulated switch assemblys.Preferably, 30 one-tenth oblique yi word patterns of a plurality of main bus bar sleeve pipes of insulated switch assembly.
Insulated switch in the utility model adopts advanced pole technology, parts such as copper bar, vacuum interrupter is enclosed in the insulating cover admittedly, thereby has improved insulation level.Earthed switch in the utility model is vacuum switch, and the ground connection making capability of switch reaches the E2 level.
The above is preferred embodiment of the present utility model only, is not limited to the utility model, and for a person skilled in the art, the utility model can have various changes and variation.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., all should be included within the protection range of the present utility model.
Claims (10)
1. the insulating cover of an insulated switch is characterized in that, comprising:
Cover body (10), described cover body (10) comprise peristome (12) and pressure release portion (13), and described peristome (12) is arranged on an end of described cover body (10), and described pressure release portion (13) is arranged on the sidewall of described cover body (10).
2. insulating cover according to claim 1 is characterized in that, described pressure release portion (13) comprises the pressure release groove on the described sidewall that is arranged on described cover body (10).
3. insulating cover according to claim 2 is characterized in that, the diapire of described pressure release groove is provided with groove (13a).
4. insulating cover according to claim 3 is characterized in that, described groove (13a) is at least two, and at least two described grooves (13a) arrange with intersecting.
5. according to each described insulating cover in the claim 1 to 4, it is characterized in that, described insulating cover also comprises main bus bar sleeve pipe (30), described main bus bar sleeve pipe (30) is given prominence on the outer surface of the described sidewall that is arranged on described cover body (10), the free end of described main bus bar sleeve pipe (30) is perpendicular to the plane at described peristome (12) place, and extends away from the described end of described cover body (10) other end to described cover body (10).
6. according to each described insulating cover in the claim 1 to 4, it is characterized in that, described insulating cover also comprises earthed switch installation portion (50), described earthed switch installation portion (50) is arranged on the end away from described peristome (12) of described cover body (10), described earthed switch installation portion (50) comprises first container cavity (51) and ground lead hole (52), described ground lead hole (52) is communicated with described first container cavity (51), and described ground lead hole (52) is perpendicular to the plane at described peristome (12) place.
7. insulated switch, comprise circuit breaker (60), isolating switch, vacuum earthed switch (70) and insulating cover, it is characterized in that, described insulating cover is each described insulating cover in the claim 1 to 5, the peristome (12) that described isolating switch passes the cover body (10) of described insulating cover is arranged in the described cover body (10), and described circuit breaker (60) is electrically connected with described vacuum earthed switch (70) by described isolating switch.
8. insulated switch according to claim 7, it is characterized in that, described insulated switch also comprises first radome (80), described first radome (80) is encapsulated in the described cover body (10) of described insulating cover, described first radome (80) comprises first shielding cavity, described circuit breaker (60) comprises first vacuum interrupter (62), and the input terminal of described first vacuum interrupter (62) is positioned at described first shielding cavity.
9. insulated switch according to claim 8, it is characterized in that, described insulated switch also comprises secondary shielding cover (82), described secondary shielding cover (82) is encapsulated in the described cover body (10) of described insulating cover, described secondary shielding cover (82) comprises the secondary shielding cavity, described vacuum earthed switch (70) comprises second vacuum interrupter (71), and the input terminal of described second vacuum interrupter (71) is positioned at described secondary shielding cavity.
10. insulated switch according to claim 9, it is characterized in that, described insulating cover also comprises earthed switch installation portion (50), described earthed switch installation portion (50) is arranged on the end away from described peristome (12) of described cover body (10), described earthed switch installation portion (50) comprises first container cavity (51) and ground lead hole (52), described second vacuum interrupter (71) is encapsulated in described first container cavity (51), described ground lead hole (52) is communicated with described first container cavity (51), described ground lead hole (52) is perpendicular to the plane at described peristome (12) place, described insulated switch also comprises ground connection inserts (83), described ground connection inserts (83) is installed in the described ground lead hole (52), and described ground connection inserts (83) is electrically connected with the lead-out terminal of described second vacuum interrupter (71).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220748870 CN203071484U (en) | 2012-12-31 | 2012-12-31 | Insulation cover of insulation switch, and insulation switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220748870 CN203071484U (en) | 2012-12-31 | 2012-12-31 | Insulation cover of insulation switch, and insulation switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203071484U true CN203071484U (en) | 2013-07-17 |
Family
ID=48770235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220748870 Expired - Fee Related CN203071484U (en) | 2012-12-31 | 2012-12-31 | Insulation cover of insulation switch, and insulation switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203071484U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104022453A (en) * | 2014-06-11 | 2014-09-03 | 尹铁军 | Solid insulation open-type switch insulation cover and switch equipment |
| CN104538878A (en) * | 2014-12-19 | 2015-04-22 | 大全集团有限公司 | Solid insulation switchgear |
-
2012
- 2012-12-31 CN CN 201220748870 patent/CN203071484U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104022453A (en) * | 2014-06-11 | 2014-09-03 | 尹铁军 | Solid insulation open-type switch insulation cover and switch equipment |
| CN104022453B (en) * | 2014-06-11 | 2016-09-28 | 尹铁军 | A kind of solid insulation open type switch insulation cover and switchgear |
| CN104538878A (en) * | 2014-12-19 | 2015-04-22 | 大全集团有限公司 | Solid insulation switchgear |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130717 Termination date: 20201231 |