WO2023050569A1 - High-insulation-performance resistor row - Google Patents
High-insulation-performance resistor row Download PDFInfo
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- WO2023050569A1 WO2023050569A1 PCT/CN2021/136191 CN2021136191W WO2023050569A1 WO 2023050569 A1 WO2023050569 A1 WO 2023050569A1 CN 2021136191 W CN2021136191 W CN 2021136191W WO 2023050569 A1 WO2023050569 A1 WO 2023050569A1
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- resistance
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- high insulation
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C1/00—Details
- H01C1/01—Mounting; Supporting
- H01C1/014—Mounting; Supporting the resistor being suspended between and being supported by two supporting sections
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C1/00—Details
- H01C1/16—Resistor networks not otherwise provided for
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C13/00—Resistors not provided for elsewhere
- H01C13/02—Structural combinations of resistors
Definitions
- the invention relates to the technical field of resistors, in particular to a resistor row with high insulation performance.
- Chip resistors are widely used resistors.
- the current brake chip resistors are generally arranged in parallel to form a resistor row, and then the resistor row is clamped by a supporting member to form a resistor unit.
- An insulating spacer must be used between each resistance band or resistance piece to insulate the resistance element from the support member.
- Existing chip resistors generally include metal side plates located on both sides of the resistor.
- the insulation performance between the resistor and the side plates will be affected under high voltage, especially when the wiring at both ends of the resistor is between the side plates.
- the insulation performance and high voltage resistance performance of this type of resistor often cannot meet the requirements.
- Existing chip resistors generally include metal side plates located on both sides of the resistor.
- the insulation performance between the resistor and the side plates will be affected under high voltage, especially when the wiring at both ends of the resistor is between the side plates.
- the insulation performance and high voltage resistance performance of this type of resistor often cannot meet the requirements.
- the present invention provides a resistance bar with high insulation performance.
- the present invention provides the following technical solutions:
- a resistance row with high insulation performance including a plurality of parallel resistors and a string bar connecting the multiple resistors in series, the multiple resistors are electrically connected to each other, and the string string has a plurality of insulating sleeves for two adjacent resistors
- the slices are separated side by side, and the string rods are electrically insulated from the resistance sheets; the two ends of the string rods are respectively fixed with side plates.
- several insulating sleeves are installed and then the fixed side plate is installed.
- the two adjacent insulating rings clamp the mica ring, and the outer diameter of the mica ring is larger than the outer diameter of the insulating sleeve.
- the two ends of the resistors are stamped and bent in opposite directions to form joints, and the joints of two adjacent resistors are stacked and fixed, so that multiple resistors are connected in series from end to end.
- the connecting parts of two adjacent resistance sheets are welded to each other or locked by bolts.
- the equipotential strip is in the shape of a wide flat strip, and the two ends of the equipotential strip are respectively bent and attached to the connecting portion and the side plate of the resistor sheet.
- connecting holes are respectively opened at the joining portion of the resistor sheet and the bending portion of the equipotential strip.
- the middle part of the resistor sheet is stamped with multiple strip-shaped notches, so that each resistor sheet is in the shape of a continuous snake; the two ends of the resistor sheet are integrally stamped with ⁇ -shaped bayonets, The string rod passes through the bayonet of each resistance piece, and two adjacent insulating sleeves clamp the two sides of the bayonet together.
- the string rod is a metal rod
- the outer side of the string rod is covered with a polytetrafluoroethylene insulating layer
- the string rod is electrically connected to the two side plates.
- the two ends of the string rod are provided with external threads, and the external threads are covered with nuts, so as to lock the insulating sleeve, and then clamp multiple resistors, and lock the string rod to the side plate .
- the side plate is provided with a plurality of cooling holes.
- the outer diameter of the mica ring is more than twice the outer diameter of the insulating sleeve.
- the equipotential strip reduces the voltage between the resistance sheet and the side plate, increases the insulation performance of the resistance, and enables the resistance to withstand higher voltage and current impacts ;
- the mica ring increases the creepage distance and electrical clearance from the resistor sheet to the side plate, and improves the overall insulation performance and pollution resistance level of the resistor.
- FIG. 1 is a schematic structural diagram of a high-insulation performance resistance row in an embodiment.
- Fig. 2 is an enlarged view of A in Fig. 1 .
- FIG. 3 is another visual structural schematic diagram of the high-insulation-performance resistor row in the embodiment.
- Fig. 4 is an enlarged view of a monolithic resistor sheet in the embodiment.
- Resistor sheet 1 connecting part 11, notch 12, bayonet 13;
- the high insulation resistance row of the present embodiment comprises a plurality of resistance sheets 1 arranged side by side and a string bar 2 that connects the plurality of resistance sheets 1 in series, and the plurality of resistance sheets 1 are electrically connected to each other,
- the string rod 2 has a plurality of insulating sleeves 3 for the parallel separation between two adjacent resistance sheets 1, and to electrically insulate the string rod 2 from the resistance sheet 1.
- the insulation sleeve 3 is preferably a ceramic piece, and the ceramic piece and the resistance sheet are used 1 tightening limit technology, good insulation performance between the resistors.
- the two ends of the string rod 2 are fixed with side plates 4 respectively, and an equipotential strip 5 is connected between the resistance sheet 1 in the middle and the side plate 4.
- the equipotential strip 5 reduces the voltage between the resistance sheet 1 and the side plate 4 and increases the voltage between the resistance sheet 1 and the side plate 4.
- the insulation performance of the resistor is increased, so that the resistor can withstand higher voltage and current impacts, ensuring that the resistor as a whole has no potential floating, and reducing the voltage difference between the side plate 4 and the resistor sheet 1 .
- the string rod 2 passes through a plurality of resistance sheets 1 and then passes through several insulating sleeves 3 (four in this embodiment) and then passes through the fixed side plate 4.
- the two adjacent insulating rings hold the mica ring 6 .
- the outer diameter of the mica ring 6 is larger than the outer diameter of the insulating sleeve 3 , preferably, the outer diameter of the mica ring 6 is more than twice the outer diameter of the insulating sleeve 3 .
- the mica ring 6 increases the creepage distance, dry arc distance and electrical clearance from the resistor sheet 1 to the side plate 4, and improves the overall insulation performance and pollution resistance level of the resistor.
- the string rod 2 is a metal rod, and the outer side of the string rod 2 is covered with a polytetrafluoroethylene insulating layer. Compared with the mica material, the insulation performance of this material is doubled;
- the plates 4 are electrically connected to provide the equipotential transfer function of the side plates 4 on both sides of the resistor.
- the two ends of the resistive sheet 1 are stamped and bent in opposite directions to form joints 11, and the joints 11 of two adjacent resistive plates 1 are laminated and fixed, so that multiple resistive plates 1 are connected in series end to end.
- the connecting portions 11 of two adjacent resistance sheets 1 are welded to each other or locked by bolts.
- the equipotential strip 5 is in the shape of a wide flat strip, and the two ends of the equipotential strip 5 are respectively bent and bonded to the connecting portion 11 of the resistive sheet 1 and the side plate 4 . Connecting holes are respectively opened at the connecting portion 11 of the resistance sheet 1 and the bending portion of the equipotential strip 5 .
- the middle part of the resistance sheet 1 is stamped and formed with a plurality of strip-shaped notches 12, so that each resistance sheet 1 is in the shape of a continuous snake; both ends of the resistance sheet 1 are integrally stamped and formed with ⁇ -shaped bayonets 13.
- the string rod 2 passes through the bayonet 13 of each resistance sheet 1, and two adjacent insulating sleeves 3 clamp both sides of the bayonet 13 together.
- the two ends of the string rod 2 are provided with external threads, and the external threads are covered with nuts, so that the insulating sleeve 3 is locked, and then the plurality of resistance sheets 1 are clamped, and the string rod 2 is locked on the side. plate 4.
- the side plate 4 is provided with a plurality of cooling holes 41 .
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Abstract
Description
本发明创造涉及电阻技术领域，具体涉及一种高绝缘性能电阻排。The invention relates to the technical field of resistors, in particular to a resistor row with high insulation performance.
片式电阻器是一种应用十分广泛的电阻器，现在的制动片式电阻普遍采用由一片一片的电阻平行排列起来形成电阻排，再将电阻排通过支承构件夹持起来形成电阻单元，而每一个电阻带或电阻片之间必须要使用绝缘隔离片把电阻元件和支承构件绝缘隔离。Chip resistors are widely used resistors. The current brake chip resistors are generally arranged in parallel to form a resistor row, and then the resistor row is clamped by a supporting member to form a resistor unit. An insulating spacer must be used between each resistance band or resistance piece to insulate the resistance element from the support member.
现有的片式电阻一般包括位于电阻片两侧的金属材质的侧板，电阻片与侧板之间在高压下会影响绝缘性能，尤其是电阻片两端的接线处于侧板之间的位置，随着使用环境的改变，该形式的电阻的绝缘性能、耐高压性能往往不能满足要求。Existing chip resistors generally include metal side plates located on both sides of the resistor. The insulation performance between the resistor and the side plates will be affected under high voltage, especially when the wiring at both ends of the resistor is between the side plates. As the use environment changes, the insulation performance and high voltage resistance performance of this type of resistor often cannot meet the requirements.
现有的片式电阻一般包括位于电阻片两侧的金属材质的侧板，电阻片与侧板之间在高压下会影响绝缘性能，尤其是电阻片两端的接线处于侧板之间的位置，随着使用环境的改变，该形式的电阻的绝缘性能、耐高压性能往往不能满足要求。Existing chip resistors generally include metal side plates located on both sides of the resistor. The insulation performance between the resistor and the side plates will be affected under high voltage, especially when the wiring at both ends of the resistor is between the side plates. As the use environment changes, the insulation performance and high voltage resistance performance of this type of resistor often cannot meet the requirements.
针对现有技术存在上述技术问题，本发明创造提供一种高绝缘性能电阻排，。Aiming at the above-mentioned technical problems in the prior art, the present invention provides a resistance bar with high insulation performance.
为实现上述目的，本发明创造提供以下技术方案：To achieve the above object, the present invention provides the following technical solutions:
提供一种高绝缘性能电阻排，包括并列的多块电阻片和把多块电阻片串起来的串杆，多块电阻片相互电连接，串杆串有多个绝缘套用于相邻两块电阻片之间并列分隔，以及使串杆与电阻片之前电绝缘；串杆的两端分别固定有侧板，其特征是：中部的电阻片与侧板之间连接有等电位条，串杆穿过多块电阻片后穿设若干个所述绝缘套后再穿设固定侧板，该相邻两个绝缘环夹持有云母环，云母环的外径大于绝缘套的外径。Provide a resistance row with high insulation performance, including a plurality of parallel resistors and a string bar connecting the multiple resistors in series, the multiple resistors are electrically connected to each other, and the string string has a plurality of insulating sleeves for two adjacent resistors The slices are separated side by side, and the string rods are electrically insulated from the resistance sheets; the two ends of the string rods are respectively fixed with side plates. After passing through a plurality of resistance sheets, several insulating sleeves are installed and then the fixed side plate is installed. The two adjacent insulating rings clamp the mica ring, and the outer diameter of the mica ring is larger than the outer diameter of the insulating sleeve.
作为本申请进一步优化的方案，电阻片的两端分别朝相反方向冲压折弯形成衔接部，相邻两块电阻片的衔接部相互层叠固定，从而使得多块电阻片首尾依次串联起来。As a further optimized solution of this application, the two ends of the resistors are stamped and bent in opposite directions to form joints, and the joints of two adjacent resistors are stacked and fixed, so that multiple resistors are connected in series from end to end.
作为本申请进一步优化的方案，相邻两块电阻片的衔接部相互焊接或通过螺栓锁紧。As a further optimized solution of the present application, the connecting parts of two adjacent resistance sheets are welded to each other or locked by bolts.
作为本申请进一步优化的方案，等电位条呈宽扁带状，且等电位条的两端分别折弯贴合电阻片的衔接部和侧板。As a further optimized solution of the present application, the equipotential strip is in the shape of a wide flat strip, and the two ends of the equipotential strip are respectively bent and attached to the connecting portion and the side plate of the resistor sheet.
作为本申请进一步优化的方案，电阻片的衔接部、等电位条的折弯之处分别开有连接孔。As a further optimized solution of the present application, connecting holes are respectively opened at the joining portion of the resistor sheet and the bending portion of the equipotential strip.
作为本申请进一步优化的方案，电阻片的中部冲压成型有多个长条状的槽口，从而使得每块电阻片呈连续蛇形状；电阻片的两端一体冲压成型有Ω状的卡口，串杆穿过每块电阻片的卡口，且相邻两个绝缘套共同夹紧卡口的两侧面。As a further optimized solution of this application, the middle part of the resistor sheet is stamped with multiple strip-shaped notches, so that each resistor sheet is in the shape of a continuous snake; the two ends of the resistor sheet are integrally stamped with Ω-shaped bayonets, The string rod passes through the bayonet of each resistance piece, and two adjacent insulating sleeves clamp the two sides of the bayonet together.
作为本申请进一步优化的方案，串杆为金属杆，串杆的外侧包覆有聚四氟乙烯绝缘层，且串杆与两块侧板之间电性连接。As a further optimized solution of the present application, the string rod is a metal rod, the outer side of the string rod is covered with a polytetrafluoroethylene insulating layer, and the string rod is electrically connected to the two side plates.
作为本申请进一步优化的方案，串杆的两端部设有外螺纹，外螺纹套有螺母，从而将绝缘套锁紧起来，进而夹紧多块电阻片，以及将串杆锁紧于侧板。As a further optimized solution of this application, the two ends of the string rod are provided with external threads, and the external threads are covered with nuts, so as to lock the insulating sleeve, and then clamp multiple resistors, and lock the string rod to the side plate .
作为本申请进一步优化的方案，侧板开有多个散热孔。As a further optimized solution of the present application, the side plate is provided with a plurality of cooling holes.
作为本申请进一步优化的方案，云母环的外径是绝缘套外径的两倍以上。As a further optimized solution of the present application, the outer diameter of the mica ring is more than twice the outer diameter of the insulating sleeve.
本发明创造的高绝缘性能电阻排，与现有技术相比，等电位条降低了电阻片与侧板之间的电压，增大了电阻绝缘性能，使得电阻能够耐受更高的电压电流冲击；云母环增大了电阻片到侧板的爬电距离与电气间隙，提高了电阻整体的绝缘性能与耐污秽等级。Compared with the prior art, the resistance bar with high insulation performance created by the present invention, the equipotential strip reduces the voltage between the resistance sheet and the side plate, increases the insulation performance of the resistance, and enables the resistance to withstand higher voltage and current impacts ; The mica ring increases the creepage distance and electrical clearance from the resistor sheet to the side plate, and improves the overall insulation performance and pollution resistance level of the resistor.
图1为实施例中的高绝缘性能电阻排的结构示意图。FIG. 1 is a schematic structural diagram of a high-insulation performance resistance row in an embodiment.
图2为图1中A处的放大视图。Fig. 2 is an enlarged view of A in Fig. 1 .
图3为实施例中的高绝缘性能电阻排的另一视觉的结构示意图。FIG. 3 is another visual structural schematic diagram of the high-insulation-performance resistor row in the embodiment.
图4为实施例中的单片电阻片的放大视图。Fig. 4 is an enlarged view of a monolithic resistor sheet in the embodiment.
附图标记：Reference signs:
电阻片1、衔接部11、槽口12、卡口13；Resistor sheet 1, connecting part 11, notch 12, bayonet 13;
串杆2、绝缘套3；侧板4、散热孔41；String rod 2, insulating sleeve 3; side plate 4, cooling hole 41;
等电位条5、云母环6。Equipotential strip 5, mica ring 6.
以下结合具体实施例及附图对本发明创造进行详细说明。The invention will be described in detail below in conjunction with specific embodiments and accompanying drawings.
本实施例的高绝缘性能电阻排，如图1至图4所示，包括并列的多块电阻片1和把多块电阻片1串起来的串杆2，多块电阻片1相互电连接，串杆2串有多个绝缘套3用于相邻两块电阻片1之间并列分隔，以及使串杆2与电阻片1之前电绝缘，绝缘套3优选陶瓷件，采用陶瓷件与电阻片1的加紧限位工艺，电阻片1间耐绝缘性能好。串杆2的两端分别固定有侧板4，中部的电阻片1与侧板4之间连接有等电位条5，等电位条5降低了电阻片1与侧板4之间的电压，增大了电阻绝缘性能，使得电阻能够耐受更高的电压电流冲击，确保电阻整体没有电位悬浮，降低侧板4与电阻片1之间的电压差。The high insulation resistance row of the present embodiment, as shown in Fig. 1 to Fig. 4, comprises a plurality of resistance sheets 1 arranged side by side and a string bar 2 that connects the plurality of resistance sheets 1 in series, and the plurality of resistance sheets 1 are electrically connected to each other, The string rod 2 has a plurality of insulating sleeves 3 for the parallel separation between two adjacent resistance sheets 1, and to electrically insulate the string rod 2 from the resistance sheet 1. The insulation sleeve 3 is preferably a ceramic piece, and the ceramic piece and the resistance sheet are used 1 tightening limit technology, good insulation performance between the resistors. The two ends of the string rod 2 are fixed with side plates 4 respectively, and an equipotential strip 5 is connected between the resistance sheet 1 in the middle and the side plate 4. The equipotential strip 5 reduces the voltage between the resistance sheet 1 and the side plate 4 and increases the voltage between the resistance sheet 1 and the side plate 4. The insulation performance of the resistor is increased, so that the resistor can withstand higher voltage and current impacts, ensuring that the resistor as a whole has no potential floating, and reducing the voltage difference between the side plate 4 and the resistor sheet 1 .
串杆2穿过多块电阻片1后穿设若干个所述绝缘套3（本实施例为四个）后再穿设固定侧板4，该相邻两个绝缘环夹持有云母环6，云母环6的外径大于绝缘套3的外径，优选的，云母环6的外径是绝缘套3外径的两倍以上。云母环6增大了电阻片1到侧板4的爬电距离、干弧距离与电气间隙，提高了电阻整体的绝缘性能与耐污秽等级。The string rod 2 passes through a plurality of resistance sheets 1 and then passes through several insulating sleeves 3 (four in this embodiment) and then passes through the fixed side plate 4. The two adjacent insulating rings hold the mica ring 6 , The outer diameter of the mica ring 6 is larger than the outer diameter of the insulating sleeve 3 , preferably, the outer diameter of the mica ring 6 is more than twice the outer diameter of the insulating sleeve 3 . The mica ring 6 increases the creepage distance, dry arc distance and electrical clearance from the resistor sheet 1 to the side plate 4, and improves the overall insulation performance and pollution resistance level of the resistor.
本实施例中，串杆2为金属杆，串杆2的外侧包覆有聚四氟乙烯绝缘层，该材质的绝缘性能相较于云母材质提高了一倍；且串杆2与两块侧板4之间电性连接，提供电阻两侧侧板4的等电位传递作用。In this embodiment, the string rod 2 is a metal rod, and the outer side of the string rod 2 is covered with a polytetrafluoroethylene insulating layer. Compared with the mica material, the insulation performance of this material is doubled; The plates 4 are electrically connected to provide the equipotential transfer function of the side plates 4 on both sides of the resistor.
本实施例中，电阻片1的两端分别朝相反方向冲压折弯形成衔接部11，相邻两块电阻片1的衔接部11相互层叠固定，从而使得多块电阻片1首尾依次串联起来。相邻两块电阻片1的衔接部11相互焊接或通过螺栓锁紧。等电位条5呈宽扁带状，且等电位条5的两端分别折弯贴合电阻片1的衔接部11和侧板4。电阻片1的衔接部11、等电位条5的折弯之处分别开有连接孔。In this embodiment, the two ends of the resistive sheet 1 are stamped and bent in opposite directions to form joints 11, and the joints 11 of two adjacent resistive plates 1 are laminated and fixed, so that multiple resistive plates 1 are connected in series end to end. The connecting portions 11 of two adjacent resistance sheets 1 are welded to each other or locked by bolts. The equipotential strip 5 is in the shape of a wide flat strip, and the two ends of the equipotential strip 5 are respectively bent and bonded to the connecting portion 11 of the resistive sheet 1 and the side plate 4 . Connecting holes are respectively opened at the connecting portion 11 of the resistance sheet 1 and the bending portion of the equipotential strip 5 .
本实施例中，电阻片1的中部冲压成型有多个长条状的槽口12，从而使得每块电阻片1呈连续蛇形状；电阻片1的两端一体冲压成型有Ω状的卡口13，串杆2穿过每块电阻片1的卡口13，且相邻两个绝缘套3共同夹紧卡口13的两侧面。In this embodiment, the middle part of the resistance sheet 1 is stamped and formed with a plurality of strip-shaped notches 12, so that each resistance sheet 1 is in the shape of a continuous snake; both ends of the resistance sheet 1 are integrally stamped and formed with Ω-shaped bayonets 13. The string rod 2 passes through the bayonet 13 of each resistance sheet 1, and two adjacent insulating sleeves 3 clamp both sides of the bayonet 13 together.
本实施例中，串杆2的两端部设有外螺纹，外螺纹套有螺母，从而将绝缘套3锁紧起来，进而夹紧多块电阻片1，以及将串杆2锁紧于侧板4。In this embodiment, the two ends of the string rod 2 are provided with external threads, and the external threads are covered with nuts, so that the insulating sleeve 3 is locked, and then the plurality of resistance sheets 1 are clamped, and the string rod 2 is locked on the side. plate 4.
本实施例中，侧板4开有多个散热孔41。In this embodiment, the side plate 4 is provided with a plurality of cooling holes 41 .
最后应当说明的是，以上实施例仅用以说明本发明创造的技术方案，而非对本发明创造保护范围的限制，尽管参照较佳实施例对本发明创造作了详细地说明，本领域的普通技术人员应当理解，可以对本发明创造的技术方案进行修改或者等同替换，而不脱离本发明创造技术方案的实质和范围。Finally, it should be noted that the above examples are only used to illustrate the technical solutions of the present invention, rather than to limit the protection scope of the present invention. Although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art Personnel should understand that the technical solution of the present invention can be modified or equivalently replaced without departing from the essence and scope of the technical solution of the present invention.
Claims (10)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122378361.8 | 2021-09-29 | ||
| CN202122378361.8U CN216353616U (en) | 2021-09-29 | 2021-09-29 | High-insulation-performance resistor bank |
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| Publication Number | Publication Date |
|---|---|
| WO2023050569A1 true WO2023050569A1 (en) | 2023-04-06 |
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| PCT/CN2021/136191 Ceased WO2023050569A1 (en) | 2021-09-29 | 2021-12-07 | High-insulation-performance resistor row |
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| WO (1) | WO2023050569A1 (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6329900B1 (en) * | 1997-03-19 | 2001-12-11 | Cressall Resistors Ltd. | Resistor elements |
| CN201465694U (en) * | 2009-05-28 | 2010-05-12 | 邓寿增 | Novel neutral grounding resistor |
| CN203951184U (en) * | 2014-07-14 | 2014-11-19 | 浙江日新电气有限公司 | Resistor equipotential bleeder mechanism |
| CN106373683A (en) * | 2016-11-02 | 2017-02-01 | 广东福德电子有限公司 | A resistor with good insulation properties |
| CN211125210U (en) * | 2019-11-26 | 2020-07-28 | 湖南福德电气有限公司 | Reinforced resistor |
-
2021
- 2021-09-29 CN CN202122378361.8U patent/CN216353616U/en active Active
- 2021-12-07 WO PCT/CN2021/136191 patent/WO2023050569A1/en not_active Ceased
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6329900B1 (en) * | 1997-03-19 | 2001-12-11 | Cressall Resistors Ltd. | Resistor elements |
| CN201465694U (en) * | 2009-05-28 | 2010-05-12 | 邓寿增 | Novel neutral grounding resistor |
| CN203951184U (en) * | 2014-07-14 | 2014-11-19 | 浙江日新电气有限公司 | Resistor equipotential bleeder mechanism |
| CN106373683A (en) * | 2016-11-02 | 2017-02-01 | 广东福德电子有限公司 | A resistor with good insulation properties |
| CN211125210U (en) * | 2019-11-26 | 2020-07-28 | 湖南福德电气有限公司 | Reinforced resistor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN216353616U (en) | 2022-04-19 |
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