CN110911115A - A plug-in cooling device on a small transformer - Google Patents
A plug-in cooling device on a small transformer Download PDFInfo
- Publication number
- CN110911115A CN110911115A CN201911263053.1A CN201911263053A CN110911115A CN 110911115 A CN110911115 A CN 110911115A CN 201911263053 A CN201911263053 A CN 201911263053A CN 110911115 A CN110911115 A CN 110911115A
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- ceramic
- heat sink
- card
- ceramic heat
- connecting shaft
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/08—Cooling; Ventilating
- H01F27/22—Cooling by heat conduction through solid or powdered fillings
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
本发明公开了一种小型变压器上的插卡式散热装置，包括“匚”字形的卡座，卡座由横向部和分布在横向部两侧的纵向部组成，卡座的横向部和纵向部上均成型有插槽，卡座的横向部上插设有第一陶瓷散热片，卡座的纵向部上插设有第二陶瓷散热片，第二陶瓷散热片和第一陶瓷散热片均由陶瓷板和若干成型在陶瓷板上的陶瓷片组成，第二陶瓷散热片上的陶瓷板侧边抵靠在第一陶瓷散热片的陶瓷板上，第二陶瓷散热片上的陶瓷片分布在陶瓷板的下侧；第二陶瓷散热片上的陶瓷片伸出卡座纵向部插接有纵向的连轴，连轴的两端插接固定在压轮上，连轴分布在压轮的侧边，压轮抵靠在卡座纵向部的外壁上。本发明结构简单小巧，能快捷方便的插卡固定于小型变压器上，具有良好的散热降温效果。
The invention discloses a card-type heat dissipation device on a small transformer, comprising a "匚"-shaped card seat, the card seat is composed of a transverse part and a longitudinal part distributed on both sides of the transverse part, the transverse part and the longitudinal part of the card seat A slot is formed on the upper part, a first ceramic heat sink is inserted on the lateral part of the card holder, a second ceramic heat sink is inserted on the longitudinal part of the card holder, and the second ceramic heat sink and the first ceramic heat sink are both formed by The ceramic plate is composed of a number of ceramic sheets formed on the ceramic plate. The side of the ceramic plate on the second ceramic heat sink is against the ceramic plate of the first ceramic heat sink, and the ceramic plates on the second ceramic heat sink are distributed on the ceramic plate. The lower side; the ceramic sheet on the second ceramic heat sink extends out of the longitudinal part of the card holder and is inserted with a longitudinal connecting shaft, the two ends of the connecting shaft are inserted and fixed on the pressing wheel, the connecting shaft is distributed on the side of the pressing wheel, and the pressing wheel against the outer wall of the longitudinal portion of the card holder. The invention has a simple and compact structure, can quickly and conveniently insert a card and fix it on a small transformer, and has good heat dissipation and cooling effect.
Description
The technical field is as follows:
the invention relates to the technical field of transformers, in particular to a card-inserting type heat dissipation device on a small transformer.
Background art:
a transformer is a device for changing an ac voltage using the principle of electromagnetic induction, and some small transformers are often used in home appliances. The miniature transformer also can produce the heat after the circular telegram work, if can not in time dispel the heat, can seriously influence the transformer, leads to the unable normal work of transformer. The existing cooling device for the small transformer is too complex in design and is not suitable for being installed inside household appliances with small volume.
The invention content is as follows:
the invention aims to overcome the defects of the prior art and provides a card-inserting type heat dissipation device on a small transformer, which has a simple structure, can be quickly and conveniently fixed on the small transformer by inserting a card and can provide a good heat dissipation and cooling effect for the transformer.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
a card-inserting type heat radiating device on a miniature transformer comprises a card seat shaped like 'Contraband', wherein the card seat consists of a transverse part and longitudinal parts distributed at two sides of the transverse part, slots are formed in the transverse part and the longitudinal parts of the card seat, a first ceramic heat radiating fin is inserted in the transverse part of the card seat, a second ceramic heat radiating fin is inserted in the longitudinal part of the card seat, the second ceramic heat radiating fin and the first ceramic heat radiating fin are both composed of a ceramic plate and a plurality of ceramic plates formed on the ceramic plate, the side edge of the ceramic plate on the second ceramic heat radiating fin is abutted against the ceramic plate of the first ceramic heat radiating fin, and the ceramic plates on the second ceramic heat radiating fin are distributed at the lower side of; the longitudinal part of the ceramic plate on the second ceramic radiating fin, which extends out of the clamping seat, is inserted with a longitudinal connecting shaft, two ends of the connecting shaft are inserted and fixed on the pressing wheel, the connecting shaft is distributed on the side edge of the pressing wheel, and the pressing wheel is abutted against the outer wall of the longitudinal part of the clamping seat; connecting rods are fixed on the pressing wheel, a pressing rod is arranged between the connecting rods, and two ends of the pressing rod are respectively fixed on the two connecting rods at two ends of the connecting shaft; the clamping seat longitudinal part of the upper side of the ceramic plate of the second ceramic radiating fin is inserted with a plurality of T-shaped guide posts, tension springs are inserted on the guide posts, one ends of the tension springs are fixed on the clamping seat longitudinal part, and the other ends of the tension springs are fixed on the head parts of the guide posts.
Preferably, the second ceramic heat sink and the first ceramic heat sink have the same width, the first ceramic heat sink has the same width as the card seat, and the card seat is made of insulating material.
Preferably, one end of the connecting rod is fixed at the circle center of the pressing wheel, and the other end of the connecting rod is fixed on the pressing rod.
Preferably, the length of the connecting rod is larger than the vertical distance from the circle center of the guide pillar to the central axis of the connecting shaft.
Preferably, the length of the connecting rod is smaller than the distance from the central axis of the connecting shaft to the upper end surface of the clamping seat.
Preferably, the distance between the circle center of the guide pillar and the upper end face of the clamping seat is equal.
Preferably, the minimum distance between the connecting shaft and the ceramic plate on the second ceramic heat sink is greater than the thickness of the clamping seat.
The invention has the beneficial effects that: the plug-in card has a simple and small structure, can be quickly and conveniently fixed on a miniature transformer, and can provide a good heat dissipation and cooling effect for the transformer.
Description of the drawings:
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a side view of the present invention;
fig. 3 is a front view of the present invention.
In the figure: 1. a card holder; 2. a first ceramic heat sink; 3. a second ceramic heat sink; 4. a guide post; 5. a tension spring; 6. a connecting shaft; 7. a pinch roller; 8. a connecting rod; 9. a pressure lever; a. a ceramic plate; b. and (5) ceramic plates.
The specific implementation mode is as follows:
example (b): as shown in fig. 1 to 3, a card-inserted heat dissipating device on a small transformer includes a card holder 1 shaped like "Contraband", the card holder 1 is composed of a transverse portion and longitudinal portions distributed at both sides of the transverse portion, slots are formed at both the transverse portion and the longitudinal portion of the card holder 1, a first ceramic heat sink 2 is inserted at the transverse portion of the card holder 1, a second ceramic heat sink 3 is inserted at the longitudinal portion of the card holder 1, the second ceramic heat sink 3 and the first ceramic heat sink 2 are composed of a ceramic plate a and a plurality of ceramic plates b formed on the ceramic plate a, a side edge of the ceramic plate a on the second ceramic heat sink 3 abuts against the ceramic plate a of the first ceramic heat sink 2, and the ceramic plates b on the second ceramic heat sink 3 are distributed at a lower side of the ceramic plate a; a longitudinal connecting shaft 6 is inserted into the longitudinal part of the ceramic sheet b on the second ceramic radiating fin 3, which extends out of the clamping seat 1, two ends of the connecting shaft 6 are inserted and fixed on the pressing wheel 7, the connecting shaft 6 is distributed on the side edge of the pressing wheel 7, and the pressing wheel 7 is abutted against the outer wall of the longitudinal part of the clamping seat 1; connecting rods 8 are fixed on the pressing wheel 7, a pressing rod 9 is arranged between the connecting rods 8, and two ends of the pressing rod 9 are respectively fixed on the two connecting rods 8 at two ends of the connecting shaft 6; a plurality of T-shaped guide posts 4 are inserted into the longitudinal part of the clamping seat 1 at the upper side of the ceramic sheet b of the second ceramic radiating fin 3, tension springs 5 are inserted into the guide posts 4, one ends of the tension springs 5 are fixed on the longitudinal part of the clamping seat 1, and the other ends of the tension springs are fixed at the head parts of the guide posts 4.
Preferably, the widths of the second ceramic heat sink 3 and the first ceramic heat sink 2 are equal, the width of the first ceramic heat sink 2 is equal to the height of the card socket 1, and the card socket 1 is made of an insulating material.
Preferably, one end of the connecting rod 8 is fixed at the center of the pressing wheel 7, and the other end of the connecting rod 8 is fixed on the pressing rod 9.
Preferably, the length of the connecting rod 8 is larger than the vertical distance from the circle center of the guide pillar 4 to the central axis of the connecting shaft 6.
Preferably, the length of the connecting rod 8 is smaller than the distance from the central axis of the connecting shaft 6 to the upper end surface of the clamping seat 1.
Preferably, the distance between the circle center of the guide post 4 and the upper end surface of the clamping seat 1 is equal.
Preferably, the minimum distance from the connecting shaft 6 to the ceramic plate a on the second ceramic heat sink 3 is greater than the thickness of the clamping seat 1.
The working principle is as follows: the invention is a conveniently-installed heat dissipation device for a small transformer, the conventional small transformer directly utilizes air for heat dissipation, and has poor heat dissipation effect or adopts a complex heat dissipation component; but not used and installed in small-sized household appliances; the heat dissipation device has simple and small structure, and small volume, and can be fixed in a small household appliance through a plug-in card;
during installation, the pressing rod 9 is held by hand firstly, the pressing rod is broken downwards to rotate downwards, as shown in fig. 3, the pressing rod 9 is broken downwards, the contact point of the pressing wheel 7 and the longitudinal part of the clamping seat 1 and the connecting shaft 6 are distributed on two sides of the circle center of the pressing wheel 7, the pressing wheel 7 is installed on the connecting shaft 6 and can be regarded as an eccentric wheel, the distance between the connecting shaft 6 and the outer wall of the longitudinal part of the clamping seat 1 is increased through rotation of the pressing wheel 7, therefore, the second ceramic radiating fin 3 moves towards the outer side of the clamping seat 1, the clamping seat 1 is inserted into a transformer, the pressing rod 9 is broken downwards, the distance between the connecting shaft 6 and the outer wall of the longitudinal part of the clamping seat 1 is reduced, the ceramic plate a of the second ceramic radiating fin 3 can be.
The examples are intended to illustrate the invention, but not to limit it. The described embodiments may be modified by those skilled in the art without departing from the spirit and scope of the present invention, and therefore, the scope of the appended claims should be accorded the full scope of the invention as set forth in the appended claims.
Claims (7)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911263053.1A CN110911115B (en) | 2019-12-11 | 2019-12-11 | Card inserting type heat radiating device on miniature transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911263053.1A CN110911115B (en) | 2019-12-11 | 2019-12-11 | Card inserting type heat radiating device on miniature transformer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110911115A true CN110911115A (en) | 2020-03-24 |
| CN110911115B CN110911115B (en) | 2020-11-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911263053.1A Active CN110911115B (en) | 2019-12-11 | 2019-12-11 | Card inserting type heat radiating device on miniature transformer |
Country Status (1)
| Country | Link |
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| CN (1) | CN110911115B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5697279A (en) * | 1995-06-19 | 1997-12-16 | Metabowerke Gmbh & Co. | Apparatus for clamping the end of a saw blade |
| JP2002016388A (en) * | 2000-06-30 | 2002-01-18 | Furukawa Electric Co Ltd:The | Heat sink and method for radiating heat from plug-in type device |
| US20070230138A1 (en) * | 2006-04-04 | 2007-10-04 | Nidec Corporation | Heat sink and fan unit |
| CN103273438A (en) * | 2013-04-27 | 2013-09-04 | 燕山大学 | Optical fiber fixing clamp |
| CN203279430U (en) * | 2013-02-08 | 2013-11-06 | 正凌精密工业股份有限公司 | Small Pluggable Module Heat Dissipation Structure |
| US20170042063A1 (en) * | 2014-11-20 | 2017-02-09 | Accedian Networks Inc. | Hybrid thermal management of electronic device |
| CN207107265U (en) * | 2017-08-03 | 2018-03-16 | 豆媛媛 | Clinical laboratory's humor collecting feeding device for inspection |
| CN208570279U (en) * | 2018-03-21 | 2019-03-01 | 国网甘肃省电力公司经济技术研究院 | A kind of heat dissipating device of transformer |
| CN209299640U (en) * | 2018-09-06 | 2019-08-23 | 天津七一二通信广播股份有限公司 | Locomotive wireless communication equipment card insert type radiator fan unit |
| CN209516225U (en) * | 2018-12-04 | 2019-10-18 | 湖南科技职业学院 | A kind of fast automatic charging unit of computer fittings |
-
2019
- 2019-12-11 CN CN201911263053.1A patent/CN110911115B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5697279A (en) * | 1995-06-19 | 1997-12-16 | Metabowerke Gmbh & Co. | Apparatus for clamping the end of a saw blade |
| JP2002016388A (en) * | 2000-06-30 | 2002-01-18 | Furukawa Electric Co Ltd:The | Heat sink and method for radiating heat from plug-in type device |
| US20070230138A1 (en) * | 2006-04-04 | 2007-10-04 | Nidec Corporation | Heat sink and fan unit |
| CN203279430U (en) * | 2013-02-08 | 2013-11-06 | 正凌精密工业股份有限公司 | Small Pluggable Module Heat Dissipation Structure |
| CN103273438A (en) * | 2013-04-27 | 2013-09-04 | 燕山大学 | Optical fiber fixing clamp |
| US20170042063A1 (en) * | 2014-11-20 | 2017-02-09 | Accedian Networks Inc. | Hybrid thermal management of electronic device |
| CN207107265U (en) * | 2017-08-03 | 2018-03-16 | 豆媛媛 | Clinical laboratory's humor collecting feeding device for inspection |
| CN208570279U (en) * | 2018-03-21 | 2019-03-01 | 国网甘肃省电力公司经济技术研究院 | A kind of heat dissipating device of transformer |
| CN209299640U (en) * | 2018-09-06 | 2019-08-23 | 天津七一二通信广播股份有限公司 | Locomotive wireless communication equipment card insert type radiator fan unit |
| CN209516225U (en) * | 2018-12-04 | 2019-10-18 | 湖南科技职业学院 | A kind of fast automatic charging unit of computer fittings |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110911115B (en) | 2020-11-17 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20201030 Address after: 252000 No. 5 Lushan South Road, Liaocheng High-tech Industrial Development Zone, Shandong Province Applicant after: Shandong Yide Electrical Equipment Engineering Co.,Ltd. Address before: 310000 Room 1201, Building 268, Moganshan Road, Gongshu District, Hangzhou City, Zhejiang Province Applicant before: HANGZHOU YOUPU INFORMATION TECHNOLOGY Co.,Ltd. |
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| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A plug-in heat dissipation device on a small transformer Granted publication date: 20201117 Pledgee: Bank of Beijing Limited by Share Ltd. Liaocheng branch Pledgor: Shandong Yide Electrical Equipment Engineering Co.,Ltd. Registration number: Y2025980009752 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |