CN114583608A - High-insulation drawer seat with lateral insulation baffle - Google Patents
High-insulation drawer seat with lateral insulation baffle Download PDFInfo
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- CN114583608A CN114583608A CN202210351636.5A CN202210351636A CN114583608A CN 114583608 A CN114583608 A CN 114583608A CN 202210351636 A CN202210351636 A CN 202210351636A CN 114583608 A CN114583608 A CN 114583608A
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- Prior art keywords
- drawer seat
- drawer
- insulation
- lateral
- baffle
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- 238000009413 insulation Methods 0.000 title claims abstract description 66
- 239000002184 metal Substances 0.000 claims abstract description 7
- 230000004888 barrier function Effects 0.000 claims description 17
- 238000005192 partition Methods 0.000 claims description 5
- 230000007704 transition Effects 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims description 2
- 239000011810 insulating material Substances 0.000 claims 1
- 239000012774 insulation material Substances 0.000 abstract description 3
- 239000004020 conductor Substances 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B11/00—Switchgear having carriage withdrawable for isolation
- H02B11/12—Switchgear having carriage withdrawable for isolation with isolation by horizontal withdrawal
- H02B11/173—Switchgear having carriage withdrawable for isolation with isolation by horizontal withdrawal drawer type
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B11/00—Switchgear having carriage withdrawable for isolation
- H02B11/24—Shutters or guards
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Patch Boards (AREA)
Abstract
The invention discloses a high-insulation drawer seat with a lateral insulation baffle, which comprises a drawer seat body and the lateral insulation baffle, wherein the drawer seat body is made of an insulation material; the lateral insulation baffle plates are arranged on two sides of the drawer seat body and are positioned at the maximum width size position of the drawer seat body, and the drawer seat body is arranged among the drawer seat outlet terminal, the drawer seat side plate and the metal part connected with the drawer seat side plate; a drawer base is arranged on the front side of the drawer seat body, and a drawer seat outlet terminal is assembled on the drawer base; in the Z-axis direction, the front end face of the lateral insulating baffle exceeds the outer end face of the outlet terminal of the drawer seat; in the Y-axis direction, the upper end face and the lower end face of the lateral insulating baffle exceed the upper end face and the lower end face of the outlet terminal of the drawer seat. The invention adds the phase-ground and phase-cabinet insulation baffle plates to the drawer base, improves the insulation performance under the high-voltage working condition and effectively solves the problem of poor insulation performance of the drawer base in the prior art.
Description
Technical Field
The invention relates to the technical field of high-voltage electric insulation, in particular to a high-insulation drawer base with a lateral insulation baffle.
Background
With the gradual development of wind power and photovoltaic industries in China, the field of new energy is continuously expanded, the material cost is increased day by day, in a power generation project, the cost is reduced by using high voltage, the industry trend is already, the use voltage of a low-voltage circuit breaker is gradually increased from AC690V to AC1140V, and in the latest 2 nd part of GB/T14048.2 low-voltage switch equipment and control equipment, namely a circuit breaker-2020', the use voltage range is further increased to the voltage value of AC 1500V.
The higher the voltage is, the higher the requirement on insulation is in use, in the existing product, the insulation voltage value Ui of the circuit breaker is AC1250V, the requirement is basically met, but the insulation property is continuously reduced along with the time due to the factors of part aging, use environment condensation and the like under the long-term work, and the potential safety hazard is very large.
In the prior art, a drawer base with comprehensive insulation protection is lacked, only phase-to-phase insulation protection is carried out through a small insulation partition plate, but insulation protection is not carried out between phase-to-ground and phase-to-switch cabinet, so that the requirement of insulation can be met when a product is used under the voltage working condition of AC690V, but when the voltage reaches AC1140V or even higher, safety accidents are easily caused because no insulation protection is arranged between phase-to-ground and phase-to-switch cabinet.
Disclosure of Invention
The invention aims to provide a high-insulation drawer base with a lateral insulation baffle, which is used for solving the problems in the prior art, can meet the insulation requirements under the working condition of high voltage, not only carries out insulation protection between phase and ground, but also between phase and switch cabinet, avoids the problem of burning down caused by the falling of a conductive part in the switch cabinet, and avoids the potential safety hazard of a product under the working condition of high-voltage use; can be stably used for a long time.
In order to achieve the purpose, the invention provides the following scheme: the invention provides a high-insulation drawer seat with a lateral insulation baffle, which comprises a drawer seat body and the lateral insulation baffle, wherein the drawer seat body is made of an insulation material; the lateral insulation baffle plates are arranged on two sides of the drawer seat body and are positioned at the maximum width size position of the drawer seat body, and the drawer seat body is arranged among the drawer seat outlet terminal, the drawer seat side plate and the metal part connected with the drawer seat side plate;
a drawer base is installed on the front side of the drawer seat body, and a line outlet terminal of the drawer seat is assembled on the drawer base;
the direction from the lateral insulating baffle on one side to the lateral insulating baffle on the other side is the X-axis direction, the drawer seat body is the Y-axis direction from bottom to top, and the drawer seat body is the Z-axis direction from back to front;
in the Z-axis direction, the front end face of the lateral insulating baffle exceeds the outer end face of the outlet terminal of the drawer seat; in the Y-axis direction, the upper end face and the lower end face of the lateral insulating baffle exceed the upper end face and the lower end face of the outlet terminal of the drawer seat.
Preferably, the drawer base is provided with accommodating grooves at two sides thereof, and the lateral insulating baffle is provided with bosses which are fitted in the accommodating grooves.
Preferably, in the X-axis direction, the lateral insulating baffle and the drawer seat side plate of the drawer seat body have a shielding surface.
Preferably, the accommodating groove and the boss are in transition fit.
Preferably, the drawer base outlet terminal is arranged parallel to the X axis or parallel to the Y axis.
Preferably, a plurality of rows of drawer base line-outgoing terminal rows are assembled on the drawer base, an insulating partition plate is arranged between each row of drawer base line-outgoing terminal rows for separation, and the drawer base line-outgoing terminal rows comprise a plurality of drawer base line-outgoing terminals arranged in parallel.
Compared with the prior art, the invention has the following beneficial technical effects:
the phase-ground and phase-cabinet insulation baffle is added to the drawer base, so that the insulation performance of the drawer base under a high-voltage working condition is improved, the problem of poor insulation performance of the drawer base in the prior art is effectively solved, the phase-ground and phase-cabinet insulation baffle is suitable for the high-voltage working condition, and the drawer base has better insulation voltage by increasing the creepage distance between electrical elements.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic overall structure diagram of a high-insulation drawer base with a lateral insulation barrier;
FIG. 2 is a schematic view of a drawer base;
FIG. 3 is a schematic structural view of a lateral insulating barrier;
fig. 4 is a schematic view of the overall installation of a high-insulation drawer base with lateral insulation baffles;
FIG. 5 is an isometric view of a drawer base outlet terminal spaced from a switchgear cabinet;
FIG. 6 is a drawing showing a state of use of the drawer;
FIG. 7 is a front view of the drawer base outlet terminal and the switchgear cabinet distance setting;
wherein, 100 drawer seat bodies; 110 drawer base outlet terminals; 111 outer end face of outlet terminal of drawer seat; 112 drawer base outlet terminal upper and lower end surfaces; 120 drawer base side plates; 130 a metal piece; 140 a drawer base; 141 accommodating grooves; 200 lateral insulating baffles; 201 lateral to the front end face of the insulating barrier; 202 lateral insulating baffle plate upper and lower end surfaces; 203 boss; 204 a shielding surface; 300 insulating spacers; 400 switch cabinets; phase a-switchgear; phase B-phase; phase C-ground; d is without an electrical conductor; e an electrically charged conductor; and F, connecting the line bank.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention aims to provide a high-insulation drawer base with a lateral insulation baffle, which is used for solving the problems in the prior art, can meet the insulation requirements under the working condition of high voltage, not only carries out insulation protection between phase and ground, but also between phase and switch cabinet, avoids the problem of burning down caused by the falling of a conductive part in the switch cabinet, and avoids the potential safety hazard of a product under the working condition of high-voltage use; can be stably used for a long time.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
As shown in fig. 1 to 7, the present embodiment provides a high-insulation drawer base with a lateral insulation barrier, relating to the insulation protection technology, and includes at least one drawer base body 100, and a lateral insulation barrier 200 cooperating therewith; the lateral insulating barrier 200 is disposed on both sides of the maximum width dimension of the drawer base body 100, and is disposed between the drawer base outlet terminal 110, the drawer base side plate 120, and the metal member 130 connected to the drawer base side plate 120, wherein in the Z-axis direction, the front end surface 201 of the lateral insulating barrier exceeds the outer end surface 111 of the drawer base outlet terminal, and in the Y-axis direction, the upper and lower end surfaces 202 of the lateral insulating barrier exceed the upper and lower end surfaces 112 of the drawer base outlet terminal.
The distance L between the drawer base outgoing line terminal 110 and the switch cabinet 400 is one of the indexes for determining insulation, and in the prior art, the insulation is normally opened, and the insulation is increased by increasing the size of L; even if the size of the L is enlarged, when objects such as dust, foreign matters and the like fall into the gap of the L, a large potential safety hazard still exists; therefore, the distance between the drawer base and the switch cabinet 400 needs to be adjusted after the drawer base with high insulation is arranged.
Specifically, the lateral insulation barrier 200 is an insulation material; the drawer base 140 is provided with accommodating grooves 141 on both sides, the lateral insulating baffle 200 is provided with bosses 203, the bosses 203 are arranged in the accommodating grooves 141, and the matching relationship between the accommodating grooves 141 and the bosses 203 is transition fit.
In the X-axis direction, the lateral insulating barrier 200 and the drawer base side plate 120 are partially shielded, and the shielding surfaces 204 are disposed at two ends of the lateral insulating barrier 200; the lateral insulating barrier 200 has a symmetrical structure.
Further, the drawer base outlet terminal 110 may be parallel to the X-axis or parallel to the Y-axis.
At least 2 insulating partition plates 300 may be further disposed in the drawer base body 100, and the insulating partition plates 300 are parallel to the Y axis and disposed between the drawer outlet terminals 110.
When the drawer base is used, the distance between the metal parts 130 is relatively short, and when the drawer base is actually used, a metal wiring row F needs to be connected to the drawer base outlet terminal 110.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
The principle and the implementation mode of the invention are explained by applying a specific example, and the description of the embodiment is only used for helping to understand the method and the core idea of the invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the invention.
Claims (6)
1. The utility model provides a high insulating drawer seat with side direction insulation baffle which characterized in that: comprises a drawer seat body made of insulating materials and a lateral insulating baffle; the lateral insulation baffle plates are arranged on two sides of the drawer seat body and are positioned at the maximum width size position of the drawer seat body, and the drawer seat body is arranged among the drawer seat outlet terminal, the drawer seat side plate and the metal part connected with the drawer seat side plate;
a drawer base is installed on the front side of the drawer seat body, and a line outlet terminal of the drawer seat is assembled on the drawer base;
the direction from the lateral insulating baffle on one side to the lateral insulating baffle on the other side is the X-axis direction, the drawer seat body is in the Y-axis direction from bottom to top, and the drawer seat body is in the Z-axis direction from back to front;
in the Z-axis direction, the front end face of the lateral insulating baffle exceeds the outer end face of the outlet terminal of the drawer seat; in the Y-axis direction, the upper end face and the lower end face of the lateral insulating baffle exceed the upper end face and the lower end face of the outlet terminal of the drawer seat.
2. High insulation drawer seat with lateral insulation barrier according to claim 1, characterized in that: the both sides of drawer base are provided with the holding tank, have the boss on the insulating baffle of side direction, the boss assembly is in the holding tank.
3. High insulation drawer seat with lateral insulation barrier according to claim 1, characterized in that: in the X-axis direction, the lateral insulation baffle and a drawer seat side plate of the drawer seat body are provided with shielding surfaces.
4. High-insulation drawer seat with lateral insulation barrier according to claim 2, characterized in that: the accommodating groove and the boss are in transition fit.
5. High insulation drawer seat with lateral insulation barrier according to claim 1, characterized in that: and the outlet terminal of the drawer seat is arranged in parallel to the X axis or in parallel to the Y axis.
6. High insulation drawer seat with lateral insulation barrier according to claim 1, characterized in that: the drawer base is provided with a plurality of rows of drawer seat outlet terminal rows, insulating partition plates are arranged among the drawer seat outlet terminal rows for separation, and the drawer seat outlet terminal rows comprise a plurality of drawer seat outlet terminals arranged in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210351636.5A CN114583608A (en) | 2022-04-02 | 2022-04-02 | High-insulation drawer seat with lateral insulation baffle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210351636.5A CN114583608A (en) | 2022-04-02 | 2022-04-02 | High-insulation drawer seat with lateral insulation baffle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114583608A true CN114583608A (en) | 2022-06-03 |
Family
ID=81778624
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210351636.5A Pending CN114583608A (en) | 2022-04-02 | 2022-04-02 | High-insulation drawer seat with lateral insulation baffle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114583608A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205489227U (en) * | 2016-01-18 | 2016-08-17 | 浙江正泰电器股份有限公司 | Universal circuit breaker drawer base |
| CN207719116U (en) * | 2018-01-17 | 2018-08-10 | 常熟开关制造有限公司(原常熟开关厂） | A kind of circuit breaker drawer base |
| US20200402737A1 (en) * | 2018-01-05 | 2020-12-24 | Zhejiang Chint Electrics Co., Ltd. | Drawer type circuit breaker |
| CN212487049U (en) * | 2020-06-30 | 2021-02-05 | 上海华通开关厂有限公司 | Integrated multi-piece wiring row structure with enhanced heat dissipation |
-
2022
- 2022-04-02 CN CN202210351636.5A patent/CN114583608A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205489227U (en) * | 2016-01-18 | 2016-08-17 | 浙江正泰电器股份有限公司 | Universal circuit breaker drawer base |
| US20200402737A1 (en) * | 2018-01-05 | 2020-12-24 | Zhejiang Chint Electrics Co., Ltd. | Drawer type circuit breaker |
| CN207719116U (en) * | 2018-01-17 | 2018-08-10 | 常熟开关制造有限公司(原常熟开关厂） | A kind of circuit breaker drawer base |
| CN212487049U (en) * | 2020-06-30 | 2021-02-05 | 上海华通开关厂有限公司 | Integrated multi-piece wiring row structure with enhanced heat dissipation |
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