WO2014173255A1 - Quick-change cooling and fixing device for thyristor - Google Patents

Quick-change cooling and fixing device for thyristor Download PDF

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Publication number
WO2014173255A1
WO2014173255A1 PCT/CN2014/075708 CN2014075708W WO2014173255A1 WO 2014173255 A1 WO2014173255 A1 WO 2014173255A1 CN 2014075708 W CN2014075708 W CN 2014075708W WO 2014173255 A1 WO2014173255 A1 WO 2014173255A1
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WO
WIPO (PCT)
Prior art keywords
thyristor
cooling
quick
copper plate
seat
Prior art date
Application number
PCT/CN2014/075708
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French (fr)
Chinese (zh)
Inventor
阙伯勋
Original Assignee
五力机电科技（昆山）有限公司
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Publication date
Priority claimed from CN201310138322.8A external-priority patent/CN103208450B/en
Priority claimed from CN201310151643.1A external-priority patent/CN103456700B/en
Application filed by 五力机电科技（昆山）有限公司 filed Critical 五力机电科技（昆山）有限公司
Publication of WO2014173255A1 publication Critical patent/WO2014173255A1/en

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L23/00—Details of semiconductor or other solid state devices
    • H01L23/34—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements
    • H01L23/40—Mountings or securing means for detachable cooling or heating arrangements ; fixed by friction, plugs or springs
    • H01L23/4006—Mountings or securing means for detachable cooling or heating arrangements ; fixed by friction, plugs or springs with bolts or screws
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
    • H01L2924/0001—Technical content checked by a classifier
    • H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00

Definitions

  • the invention relates to a thyristor quick-change cooling fixing device, belonging to the technical field of machinery.
  • the frequency conversion device is a common power supply device, and for high-power inverter devices, the thyristor used also has to pass relatively large voltage and current, and needs to be cooled to ensure normal operation.
  • thyristor holders on the market. The thyristors are not compactly mounted and the thyristors are burnt out due to poor heat dissipation, resulting in interruption of equipment production and a large amount of time and labor costs. There is also a large size of the thyristor holder on the market, which is inconvenient to replace.
  • the present invention provides a thyristor quick-change cooling fixture with simple structure, convenient maintenance, strong heat dissipation effect and small space occupation.
  • the technical solution adopted by the present invention is:
  • a thyristor quick-change cooling fixing device comprises a pressure adjusting device and a connecting device, wherein the connecting device adopts a fixing screw, and sequentially passes through a pressing plate, an upper cooling seat, an upper conductive copper plate, a lower conductive copper plate and a lower cooling seat, and is at both ends Fixed by a nut; two thyristors are sandwiched between the upper conductive copper plate and the lower conductive copper plate, and a middle cooling seat is disposed between the two thyristors; and a pressure adjusting device at a top end of the thyristor is disposed on the upper cooling seat .
  • the pressure adjusting device passes through a top wire which is threadedly engaged with the pressure plate, and a lower end thereof is coupled to the upper cooling seat via an elastic member.
  • the upper cooling seat, the lower cooling seat, and the intermediate cooling seat are made of a material having electrical conductivity and thermal conductivity.
  • the pressure plate is made of a non-magnetic material.
  • a central fixing device is provided on the thyristor for placing the thyristor in the center of the cooling seat, and the center is fixed
  • the fixing device comprises a device body of an insulating material, and a guiding notch for guiding is disposed on the device body, and a position hole for engaging and positioning the thyristor is disposed at a central position of the device body.
  • the open end of the bit hole and the guiding notch is located on the same side of the device body, and the closed end of the bit hole and the guiding notch is disposed in a semi-circular structure, and the width of the guiding notch matches the diameter of the fixing screw.
  • the upper cooling seat and the lower cooling seat are provided with a water inlet and a water outlet.
  • An insulating sleeve is sleeved on the outer surface of the fixing screw.
  • the conductive copper plate is an L-type conductive copper plate.
  • the elastic member is a disc spring.
  • the beneficial effects of the present invention are as follows:
  • the conductive copper plate of the thyristor quick-change cooling fixture of the present invention serves as both a conductor and a structure to support the structure, simplifying the structure; and the cooling seat serves as a conductor and has a cooling body as a thyristor, which is further simplified.
  • the structure and the heat dissipation effect are also good.
  • the pressure adjusting device is used to minimize the pressure, and then the central fixing device and the thyristor are taken out together by hand, and then the central fixing device is taken out to obtain a thyristor;
  • the central fixing device is first mounted on the thyristor. Then put it into the fixture together, and finally adjust the pressure to the appropriate pressure through the pressure adjusting device to complete the replacement, the replacement is fast, and the maintenance is very convenient.
  • FIG. 1 is a schematic view showing a combined structure of a thyristor of a thyristor quick-change cooling fixture according to the present invention
  • FIG. 2 is a schematic structural view of a center fixing device
  • FIG. 3 is a schematic view showing the thyristor disassembly structure of the thyristor quick-change cooling fixture according to the present invention.
  • a thyristor quick-change cooling fixture includes a connecting device 1, a pressure adjusting device 2, an upper cooling seat 3, a middle cooling seat 4, a lower cooling seat 5, an upper conductive copper plate 6, and a lower conductive copper plate. 7, The upper thyristor 8, the lower thyristor 9, the center fixture 10, and the pressure plate 11.
  • the cooling seat is made of a material having electrical conductivity and thermal conductivity, and the cooling seat is provided with a water inlet and a water outlet for water cooling the thyristor.
  • the connecting device 1 can adopt a fixing screw, and the fixing screw sequentially passes through the pressing plate 11, the upper cooling seat 3, the upper conductive copper plate 6, the lower conductive copper plate 7 and the lower cooling seat 5, and is fixedly connected by nuts at both ends, and the fixing screw is non-conductive.
  • an insulating sleeve is sleeved on the outer surface of the fixing screw.
  • An upper thyristor 8 and a lower thyristor 9 are sandwiched between the upper conductive copper plate 6 and the lower conductive copper plate 6.
  • a middle cooling seat 4 is disposed between the upper thyristor 8 and the lower thyristor 9, and a thyristor is disposed on the upper cooling seat 3.
  • a pressure adjusting device 2 at the center of the center the pressure adjusting device 2 is passed through a top wire, the top wire is threadedly engaged with the pressing plate, and the lower end thereof is connected to the upper cooling seat 3 via an elastic member 12, and the elastic member 12 is preferably used
  • the butterfly spring, the pressure plate 11 is made of a non-magnetic material.
  • a central fixing device 10 is disposed on the thyristor, and the thyristor is disposed at a central position of the cooling seat.
  • the structure is as shown in FIG. 2, and includes a device body 101.
  • the device body 101 is provided with a guiding notch 102 for guiding.
  • the center position of the body 101 is provided with a bit hole 103 for engaging and positioning the thyristor 8.
  • the open end of the bit hole 103 and the guiding notch 102 are located on the same side of the device body 101, and the closed end of the bit hole 103 and the guiding notch 102 are each provided in a semicircular structure.
  • the width of the guide notch 102 matches the diameter of the fixed screw.
  • the width of the bit hole 103 matches the diameter of the thyristor 8.
  • the central fixing device is an integral structure, and the central fixing device is made of an insulating material, and is preferably made of a glass fiber material.
  • the use of the central fixture is as follows: The thyristor 8 is inserted into the semi-circular structure position of the bit hole 103 through the open end of the bit hole, and then the guiding notch 102 is respectively aligned with the left and right vertical fixing screws in the thyristor quick-change cooling fixture, and the entire central fixing device is along The guiding notch 102 is pushed into the entire thyristor quick-change cooling fixture, and in the thyristor quick-change cooling fixture, the left and right vertical fixing screws are symmetrically arranged, thereby simultaneously guiding and positioning, guiding
  • the distance between the notch 102 and the bit hole 103 is such that the thyristor 8 is at the center of the whole device, and the left and right guiding notches 102 and the upper and lower cooling plates work together to provide a good fixing effect on the thyristor; when the thyristor needs to be replaced,
  • the central fixing device can be directly taken out and replaced, which is very convenient to use.
  • the upper conductive copper plate 6 and the lower conductive copper plate 7 can be designed as an L-shaped conductive copper plate, and the upper conductive copper plate 6 and the lower conductive copper plate 7 are installed in opposite directions.
  • the pressure adjusting device 2 adjusts the pressure to a minimum, and then the center fixing device 10 and the thyristor are taken out together by hand, and then the thyristor is taken out from the center fixing device 10 to complete the disassembly; the thyristor is installed.
  • the central fixing device 10 is first mounted on the thyristor, and then put into the fixing device together, and then the pressure is adjusted to a suitable pressure by the pressure adjusting device 2 to complete the assembly; the above disassembly and assembly completes a replacement process, the installation and disassembly speed Fast, maintenance is very convenient.
  • the conductive copper plate of the thyristor quick-change cooling fixture of the present invention serves as both a conductor and a structure to support the structure and simplify the structure.
  • the cooling seat acts both as a conductor and as a cooling body for the thyristor, which further simplifies the structure and also has a good heat dissipation effect.

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  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Thyristors (AREA)
  • Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
  • Power Conversion In General (AREA)

Abstract

Provided is a quick-change cooling and fixing device for a thyristor, comprising a pressure adjusting device (2) and a connecting device (1). The connecting device (1) is fixed by using threaded rods, and successively penetrates an overpressure plate (11), an upper cooling seat (3), an upper conducting copper plate (6), a lower conducting copper plate (7), and a lower cooling seat (5), and is fixed by using screw nuts at two ends. Two thyristors (8, 9) are clamped between the upper conducting copper plate (6) and the lower conducting copper plate (7). A middle cooling seat (4) is arranged between the two thyristors (8, 9). The pressure adjusting device (2) located at a central top end of the thyristors (8, 9) is arranged on the upper cooling seat (3) and is positioned by using a central fixing device. Therefore, the problem of device production interruption caused by the fact that the thyristors are burnt out due to the fact that the thyristors are installed in a non-compact mode and poorly cooled, is solved, and a quick-change cooling and fixing device for a thyristor that has a simple structure, convenient maintenance, and a good cooling effect, and occupies small space is provided.

Description

一种晶闸管快换冷却固定装置  Thyristor quick-change cooling fixture
技术领域 Technical field
本发明涉及一种晶闸管快换冷却固定装置， 属于机械技术领域。  The invention relates to a thyristor quick-change cooling fixing device, belonging to the technical field of machinery.
背景技术 Background technique
变频装置是一种普遍的电源供应装置， 而对于大功率的变频装置， 采用的 晶闸管也就要通过相对大的电压和电流， 需要冷却才能保证正常工作。 市场上 也有许多形式的晶闸管固定架， 晶闸管安装不紧凑以及散热不好而导致的晶闸 管烧坏， 从而导致设备生产中断， 损失大量的时间和人工成本。 还有就是市场 上的晶闸管固定架占用体积大， 更换不方便。  The frequency conversion device is a common power supply device, and for high-power inverter devices, the thyristor used also has to pass relatively large voltage and current, and needs to be cooled to ensure normal operation. There are also many forms of thyristor holders on the market. The thyristors are not compactly mounted and the thyristors are burnt out due to poor heat dissipation, resulting in interruption of equipment production and a large amount of time and labor costs. There is also a large size of the thyristor holder on the market, which is inconvenient to replace.
发明内容 Summary of the invention
为了克服现有技术中存在的不足， 本发明提供了一种结构简单、维护方便、 散热效果强、 占用空间小的晶闸管快换冷却固定装置。  In order to overcome the deficiencies in the prior art, the present invention provides a thyristor quick-change cooling fixture with simple structure, convenient maintenance, strong heat dissipation effect and small space occupation.
为解决上述技术问题， 本发明采用的技术方案为：  In order to solve the above technical problems, the technical solution adopted by the present invention is:
一种晶闸管快换冷却固定装置， 包括压力调整装置和连接装置， 所述连接 装置采用固定螺杆， 依次穿过压板、 上冷却座、 上导电铜板、 下导电铜板和下 冷却座， 并在两端用螺母固定； 在所述上导电铜板和下导电铜板之间夹持有两 个晶闸管， 在两个晶闸管之间设置有中冷却座； 在上冷却座上设置有位于晶闸 管中心顶端的压力调整装置。  A thyristor quick-change cooling fixing device comprises a pressure adjusting device and a connecting device, wherein the connecting device adopts a fixing screw, and sequentially passes through a pressing plate, an upper cooling seat, an upper conductive copper plate, a lower conductive copper plate and a lower cooling seat, and is at both ends Fixed by a nut; two thyristors are sandwiched between the upper conductive copper plate and the lower conductive copper plate, and a middle cooling seat is disposed between the two thyristors; and a pressure adjusting device at a top end of the thyristor is disposed on the upper cooling seat .
所述压力调整装置通过一顶丝， 所述顶丝与所述压板螺紋配合， 其下端通 过一弹性部件连接所述上冷却座。  The pressure adjusting device passes through a top wire which is threadedly engaged with the pressure plate, and a lower end thereof is coupled to the upper cooling seat via an elastic member.
所述上冷却座、下冷却座、 中冷却座采用具有导电性和导热性的材料制成。 所述压板采用非导磁性材料制成。  The upper cooling seat, the lower cooling seat, and the intermediate cooling seat are made of a material having electrical conductivity and thermal conductivity. The pressure plate is made of a non-magnetic material.
在晶闸管上设置有使晶闸管处于冷却座中心位置的中心固定装置， 中心固 定装置包括绝缘材质的装置本体， 在所述装置本体上设置有起导向作用的导向 缺口， 所述装置本体中心位置设置有用于卡合定位放置晶闸管的位孔。 A central fixing device is provided on the thyristor for placing the thyristor in the center of the cooling seat, and the center is fixed The fixing device comprises a device body of an insulating material, and a guiding notch for guiding is disposed on the device body, and a position hole for engaging and positioning the thyristor is disposed at a central position of the device body.
所述位孔和导向缺口的开口端位于装置本体的同侧， 位孔和导向缺口的闭 合端均设置为半圆形结构， 所述导向缺口的宽度与固定螺杆的直径相配合。  The open end of the bit hole and the guiding notch is located on the same side of the device body, and the closed end of the bit hole and the guiding notch is disposed in a semi-circular structure, and the width of the guiding notch matches the diameter of the fixing screw.
所述上冷却座和下冷却座上设置有进水口和出水口。  The upper cooling seat and the lower cooling seat are provided with a water inlet and a water outlet.
在固定螺杆外表面套设有绝缘套管。  An insulating sleeve is sleeved on the outer surface of the fixing screw.
所述导电铜板为 L型导电铜板。  The conductive copper plate is an L-type conductive copper plate.
所述弹性部件为碟簧。  The elastic member is a disc spring.
本发明的有益效果是： 本发明晶闸管快换冷却固定装置的导电铜板既充当 导电体又充当结构体起支撑作用， 简化了结构； 而冷却座既作为导体， 有作为 晶闸管的冷却体， 进一步简化了结构， 同时散热效果也较好。 在晶闸管拆卸时， 将压力调整装置将压力调整到最小， 然后将中心固定装置和晶闸管一起用手取 出， 再取出中心固定装置， 得到晶闸管； 装晶闸管时， 先将中心固定装置装到 晶闸管上， 然后一起放进固定装置内， 最后通过压力调整装置将压力调整到合 适压力即完成更换， 更换快速， 维修十分方便。  The beneficial effects of the present invention are as follows: The conductive copper plate of the thyristor quick-change cooling fixture of the present invention serves as both a conductor and a structure to support the structure, simplifying the structure; and the cooling seat serves as a conductor and has a cooling body as a thyristor, which is further simplified. The structure and the heat dissipation effect are also good. When the thyristor is disassembled, the pressure adjusting device is used to minimize the pressure, and then the central fixing device and the thyristor are taken out together by hand, and then the central fixing device is taken out to obtain a thyristor; when the thyristor is installed, the central fixing device is first mounted on the thyristor. Then put it into the fixture together, and finally adjust the pressure to the appropriate pressure through the pressure adjusting device to complete the replacement, the replacement is fast, and the maintenance is very convenient.
附图说明 DRAWINGS
图 1为本发明晶闸管快换冷却固定装置晶闸管组合结构示意图；  1 is a schematic view showing a combined structure of a thyristor of a thyristor quick-change cooling fixture according to the present invention;
图 2为中心固定装置的结构示意图；  2 is a schematic structural view of a center fixing device;
图 3为本发明晶闸管快换冷却固定装置晶闸管拆卸结构示意图。  FIG. 3 is a schematic view showing the thyristor disassembly structure of the thyristor quick-change cooling fixture according to the present invention.
具体实 式 Specific form
下面结合附图对本发明作进一步的描述。  The invention will now be further described with reference to the accompanying drawings.
如图 1-3所示， 一种晶闸管快换冷却固定装置， 包括连接装置 1、压力调整 装置 2、 上冷却座 3、 中冷却座 4、 下冷却座 5、 上导电铜板 6、 下导电铜板 7、 上晶闸管 8、 下晶闸管 9、 中心固定装置 10和压板 11。 冷却座采用具有导电性 和导热性的材料制成， 冷却座上设置有进水口和出水口， 用于对晶闸管进行水 冷。 连接装置 1可采用固定螺杆， 固定螺杆依次穿过压板 11、 上冷却座 3、 上 导电铜板 6、 下导电铜板 7和下冷却座 5， 并在两端用螺母固定连接， 固定螺杆 采用非导磁性材料制成， 在固定螺杆外表面套设有绝缘套管。 As shown in Figure 1-3, a thyristor quick-change cooling fixture includes a connecting device 1, a pressure adjusting device 2, an upper cooling seat 3, a middle cooling seat 4, a lower cooling seat 5, an upper conductive copper plate 6, and a lower conductive copper plate. 7, The upper thyristor 8, the lower thyristor 9, the center fixture 10, and the pressure plate 11. The cooling seat is made of a material having electrical conductivity and thermal conductivity, and the cooling seat is provided with a water inlet and a water outlet for water cooling the thyristor. The connecting device 1 can adopt a fixing screw, and the fixing screw sequentially passes through the pressing plate 11, the upper cooling seat 3, the upper conductive copper plate 6, the lower conductive copper plate 7 and the lower cooling seat 5, and is fixedly connected by nuts at both ends, and the fixing screw is non-conductive. Made of magnetic material, an insulating sleeve is sleeved on the outer surface of the fixing screw.
在上导电铜板 6和下导电铜板 6之间夹持有上晶闸管 8、下晶闸管 9， 在上 晶闸管 8、下晶闸管 9之间设置有中冷却座 4， 在上冷却座 3上设置有位于晶闸 管中心顶端的压力调整装置 2， 所述压力调整装置 2通过一顶丝， 所述顶丝与 所述压板螺紋配合， 其下端通过一弹性部件 12连接所述上冷却座 3， 弹性部件 12优选采用蝶簧， 所述压板 11采用非导磁性材料制成。  An upper thyristor 8 and a lower thyristor 9 are sandwiched between the upper conductive copper plate 6 and the lower conductive copper plate 6. A middle cooling seat 4 is disposed between the upper thyristor 8 and the lower thyristor 9, and a thyristor is disposed on the upper cooling seat 3. a pressure adjusting device 2 at the center of the center, the pressure adjusting device 2 is passed through a top wire, the top wire is threadedly engaged with the pressing plate, and the lower end thereof is connected to the upper cooling seat 3 via an elastic member 12, and the elastic member 12 is preferably used The butterfly spring, the pressure plate 11 is made of a non-magnetic material.
在晶闸管上设置有使晶闸管处于冷却座中心位置的中心固定装置 10， 其结 构如图 2所示， 包括装置本体 101， 所述装置本体 101上设置有起导向作用的 导向缺口 102， 所述装置本体 101中心位置设置有用于卡合定位放置晶闸管 8 的位孔 103。  A central fixing device 10 is disposed on the thyristor, and the thyristor is disposed at a central position of the cooling seat. The structure is as shown in FIG. 2, and includes a device body 101. The device body 101 is provided with a guiding notch 102 for guiding. The center position of the body 101 is provided with a bit hole 103 for engaging and positioning the thyristor 8.
所述位孔 103和导向缺口 102的开口端位于装置本体 101的同侧，位孔 103 和导向缺口 102的闭合端均设置为半圆形结构。  The open end of the bit hole 103 and the guiding notch 102 are located on the same side of the device body 101, and the closed end of the bit hole 103 and the guiding notch 102 are each provided in a semicircular structure.
所述导向缺口 102为两个， 所述两个导向缺口 102左右对称设置分别位于 位孔 103两边。  There are two guiding notches 102, and the two guiding notches 102 are symmetrically disposed on both sides of the position hole 103.
所述导向缺口 102的宽度与固定螺杆的直径相配合。  The width of the guide notch 102 matches the diameter of the fixed screw.
所述位孔 103的宽度与晶闸管 8的直径相配合。  The width of the bit hole 103 matches the diameter of the thyristor 8.
所述中心固定装置为一体结构， 所述中心固定装置为绝缘材质制成， 可优 选为玻璃纤维材质。  The central fixing device is an integral structure, and the central fixing device is made of an insulating material, and is preferably made of a glass fiber material.
中心固定装置的使用过程如下： 将晶闸管 8通过位孔的开口端放入位孔 103半圆形结构位置进行卡合住， 然后将导向缺口 102分别对准晶闸管快换冷却固定装置中左右竖直固定螺杆， 整个中心固定装置沿着导向缺口 102推入整个晶闸管快换冷却固定装置中卡合 住， 在该晶闸管快换冷却固定装置中， 左右竖直固定螺杆是对称设置的， 因此， 同时起到了导向和定位的作用， 导向缺口 102与位孔 103的间距刚好使晶闸管 8处于整个装置的中心位置， 在左右导向缺口 102和上下冷却板的共同作用了， 对晶闸管起到了很好的固定作用； 当晶闸管需要更换时， 可以直接将该中心固 定装置抽出， 便可以进行更换， 使用起来非常方便。 The use of the central fixture is as follows: The thyristor 8 is inserted into the semi-circular structure position of the bit hole 103 through the open end of the bit hole, and then the guiding notch 102 is respectively aligned with the left and right vertical fixing screws in the thyristor quick-change cooling fixture, and the entire central fixing device is along The guiding notch 102 is pushed into the entire thyristor quick-change cooling fixture, and in the thyristor quick-change cooling fixture, the left and right vertical fixing screws are symmetrically arranged, thereby simultaneously guiding and positioning, guiding The distance between the notch 102 and the bit hole 103 is such that the thyristor 8 is at the center of the whole device, and the left and right guiding notches 102 and the upper and lower cooling plates work together to provide a good fixing effect on the thyristor; when the thyristor needs to be replaced, The central fixing device can be directly taken out and replaced, which is very convenient to use.
设计时可将上导电铜板 6、 下导电铜板 7设计为 L型导电铜板， 且上导电 铜板 6、 下导电铜板 7安装开口方向相反。  The upper conductive copper plate 6 and the lower conductive copper plate 7 can be designed as an L-shaped conductive copper plate, and the upper conductive copper plate 6 and the lower conductive copper plate 7 are installed in opposite directions.
如图 3所示， 晶闸管拆卸时， 将压力调整装置 2将压力调整到最小， 然后 将中心固定装置 10和晶闸管一起用手取出， 再将晶闸管从中心固定装置 10上 取出即完成拆卸； 晶闸管安装时， 先将中心固定装置 10装到晶闸管上， 然后一 起放进固定装置内，再通过压力调整装置 2将压力调整到合适压力即完成装配; 以上拆装即完成一个更换的过程， 安装拆卸速度快， 维修十分方便。  As shown in FIG. 3, when the thyristor is disassembled, the pressure adjusting device 2 adjusts the pressure to a minimum, and then the center fixing device 10 and the thyristor are taken out together by hand, and then the thyristor is taken out from the center fixing device 10 to complete the disassembly; the thyristor is installed. When the central fixing device 10 is first mounted on the thyristor, and then put into the fixing device together, and then the pressure is adjusted to a suitable pressure by the pressure adjusting device 2 to complete the assembly; the above disassembly and assembly completes a replacement process, the installation and disassembly speed Fast, maintenance is very convenient.
本发明晶闸管快换冷却固定装置的导电铜板既充当导电体又充当结构体起 支撑作用， 简化了结构。 而冷却座既作为导体， 有作为晶闸管的冷却体， 进一 步简化了结构， 同时散热效果也较好。  The conductive copper plate of the thyristor quick-change cooling fixture of the present invention serves as both a conductor and a structure to support the structure and simplify the structure. The cooling seat acts both as a conductor and as a cooling body for the thyristor, which further simplifies the structure and also has a good heat dissipation effect.
上面结合附图对本发明的实施例进行了描述，但是本发明并不局限于上述的 具体实施方式， 上述的具体实施方式仅仅是示意性的， 而不是限制性的， 本领 域的普通技术人员在本发明的启示下， 在不脱离本发明宗旨和权利要求所保护 的范围情况下， 还可做出很多形式， 这些均属于本发明的保护之内。  The embodiments of the present invention have been described above with reference to the drawings, but the present invention is not limited to the specific embodiments described above, and the specific embodiments described above are merely illustrative and not restrictive, and those skilled in the art In the light of the present invention, many forms may be made without departing from the spirit and scope of the invention as claimed.

Claims

权 利 要 求 书 claims
1、 一种晶闸管快换冷却固定装置， 包括压力调整装置和连接装置， 其特征 在于， 所述连接装置采用固定螺杆， 依次穿过压板、 上冷却座、 上导电铜板、 下导电铜板和下冷却座， 并在两端用螺母固定； 在所述上导电铜板和下导电铜 板之间夹持有两个晶闸管， 在两个晶闸管之间设置有中冷却座； 在上冷却座上 设置有位于晶闸管中心顶端的压力调整装置。 1. A thyristor quick-change cooling fixture, including a pressure adjustment device and a connection device, characterized in that the connection device adopts a fixed screw, which passes through the pressure plate, the upper cooling seat, the upper conductive copper plate, the lower conductive copper plate and the lower cooling plate in sequence base, and are fixed with nuts at both ends; two thyristors are sandwiched between the upper conductive copper plate and the lower conductive copper plate, and an intermediate cooling base is provided between the two thyristors; a cooling base located on the thyristor is provided on the upper cooling base Center top pressure adjustment device.
2、 根据权利要求 1所述的一种晶闸管快换冷却固定装置， 其特征在于， 所 述压力调整装置通过一顶丝， 所述顶丝与所述压板螺紋配合， 其下端通过一弹 性部件连接所述上冷却座。 2. A thyristor quick-change cooling fixation device according to claim 1, characterized in that the pressure adjustment device passes through a top screw, the top screw is threaded with the pressure plate, and its lower end is connected through an elastic component The upper cooling seat.
3、 根据权利要求 1所述的一种晶闸管快换冷却固定装置， 其特征在于， 所 述上冷却座、 下冷却座、 中冷却座采用具有导电性和导热性的材料制成。 3. A thyristor quick-change cooling fixture according to claim 1, characterized in that the upper cooling seat, lower cooling seat, and middle cooling seat are made of materials with electrical conductivity and thermal conductivity.
4、 根据权利要求 1所述的一种晶闸管快换冷却固定装置， 其特征在于， 所 述压板采用非导磁性材料制成。 4. A thyristor quick-change cooling fixture according to claim 1, characterized in that the pressure plate is made of non-magnetic material.
5、 根据权利要求 1所述的一种晶闸管快换冷却固定装置， 其特征在于， 在 晶闸管上设置有使晶闸管处于冷却座中心位置的中心固定装置， 中心固定装置 包括绝缘材质的装置本体， 在所述装置本体上设置有起导向作用的导向缺口， 所述装置本体中心位置设置有用于卡合定位放置晶闸管的位孔。 5. A thyristor quick-change cooling fixing device according to claim 1, characterized in that a central fixing device is provided on the thyristor to place the thyristor in the center of the cooling seat, and the central fixing device includes a device body made of insulating material. The device body is provided with a guide notch for guiding purposes, and a hole for engaging, positioning and placing the thyristor is provided at the center of the device body.
6、 根据权利要求 5所述的一种晶闸管快换冷却固定装置， 其特征在于， 所 述位孔和导向缺口的开口端位于装置本体的同侧， 位孔和导向缺口的闭合端均 设置为半圆形结构， 所述导向缺口的宽度与固定螺杆的直径相配合。 6. A thyristor quick-change cooling fixture according to claim 5, characterized in that the opening ends of the bit hole and the guide notch are located on the same side of the device body, and the closed ends of the bit hole and the guide notch are both set to Semi-circular structure, the width of the guide notch matches the diameter of the fixing screw.
7、 根据权利要求 1所述的一种晶闸管快换冷却固定装置， 其特征在于， 所 述上冷却座和下冷却座上设置有进水口和出水口。 7. A thyristor quick-change cooling fixture according to claim 1, characterized in that the upper cooling seat and the lower cooling seat are provided with a water inlet and a water outlet.
8、 根据权利要求 1所述的一种晶闸管快换冷却固定装置， 其特征在于， 在 固定螺杆外表面套设有绝缘套管。 8. A thyristor quick-change cooling fixing device according to claim 1, characterized in that an insulating sleeve is set on the outer surface of the fixing screw.
9、 根据权利要求 1所述的一种晶闸管快换冷却固定装置， 其特征在于： 所 导电铜板为 L型导电铜板。 9. A thyristor quick-change cooling fixture according to claim 1, characterized in that: the conductive copper plate is an L-shaped conductive copper plate.
10、 根据权利要求 2所述的一种晶闸管快换冷却固定装置， 其特征在于： 10. A thyristor quick-change cooling fixture according to claim 2, characterized by:
PCT/CN2014/075708 2013-04-22 2014-04-18 Quick-change cooling and fixing device for thyristor WO2014173255A1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CN201310138322.8 2013-04-22
CN201310138322.8A CN103208450B (en) 2013-04-22 2013-04-22 Thyristor positioner
CN201310151643.1 2013-04-27
CN201310151643.1A CN103456700B (en) 2013-04-27 2013-04-27 A kind of thyristor quick change cooling fixture

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WO2014173255A1 true WO2014173255A1 (en) 2014-10-30

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010073983A (en) * 2008-09-19 2010-04-02 Toshiba Mitsubishi-Electric Industrial System Corp Jig
CN201717262U (en) * 2010-06-04 2011-01-19 北京首钢自动化信息技术有限公司 Large-capacity thyristor power unit
CN102136468A (en) * 2010-12-16 2011-07-27 许继集团有限公司 Thyristor valve section and crimping method thereof
CN103208450A (en) * 2013-04-22 2013-07-17 五力机电科技（昆山）有限公司 Thyristor positioning device
CN103456700A (en) * 2013-04-27 2013-12-18 昆山良昕环保节能有限公司 Quick-change cooling and fixing device for thyristors

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010073983A (en) * 2008-09-19 2010-04-02 Toshiba Mitsubishi-Electric Industrial System Corp Jig
CN201717262U (en) * 2010-06-04 2011-01-19 北京首钢自动化信息技术有限公司 Large-capacity thyristor power unit
CN102136468A (en) * 2010-12-16 2011-07-27 许继集团有限公司 Thyristor valve section and crimping method thereof
CN103208450A (en) * 2013-04-22 2013-07-17 五力机电科技（昆山）有限公司 Thyristor positioning device
CN103456700A (en) * 2013-04-27 2013-12-18 昆山良昕环保节能有限公司 Quick-change cooling and fixing device for thyristors

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