CN112002609A - High-voltage direct-current relay device with heat dissipation structure - Google Patents
High-voltage direct-current relay device with heat dissipation structure Download PDFInfo
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- CN112002609A CN112002609A CN202010663060.7A CN202010663060A CN112002609A CN 112002609 A CN112002609 A CN 112002609A CN 202010663060 A CN202010663060 A CN 202010663060A CN 112002609 A CN112002609 A CN 112002609A
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- heat dissipation
- gear
- fixed
- rod
- relay device
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/12—Ventilating; Cooling; Heating
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/02—Bases; Casings; Covers
- H01H50/04—Mounting complete relay or separate parts of relay on a base or inside a case
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention relates to the technical field of electronic control devices, in particular to a high-voltage direct-current relay device with a heat dissipation structure, which comprises: the coil is fixedly arranged at the bottom of the shell, a support frame is arranged in the coil, a flat plate is fixed at the upper end of the support frame, a spring is wound on the support frame, one end of the spring is fixed on the lower surface of the flat plate, movable contacts are fixedly arranged on two sides of the flat plate, a limiting groove is fixed in the middle of the upper surface of the flat plate, a partition plate is arranged in the limiting groove, a heat dissipation mechanism is fixed in the partition plate, a sealing cover is arranged at the upper part of the partition plate, grooves are formed in the shell on two sides of the partition plate, leading-out ends are arranged in the grooves, and stationary contacts; the device can the separation two sets of sound contact points between electric arc in opposite directions, and inside is provided with heat dissipation mechanism, can in time spill the heat that the device produced, and comparatively safe practical has improved the security that the relay used.
Description
Technical Field
The invention relates to the technical field of electronic control devices, in particular to a high-voltage direct-current relay device with a heat dissipation structure.
Background
During the use of the electrical contacts of the high-voltage direct-current relay, an electric arc is generated when the electrical contacts are separated, and the current intensity and the generated temperature of the electric arc are very high. Meanwhile, the high-voltage direct-current relay can generate an arc blowing outwards in the working process, but under the condition that the positive electrode and the negative electrode of the high-voltage direct-current relay are reversely connected, each group of movable and static contacts of the high-voltage direct-current relay can blow an arc towards the inner side, opposite arcs can be formed between the two groups of movable and static contacts, once the opposite arcs are contacted, the high-voltage direct-current relay is easy to be short-circuited, so that fire or explosion is caused to cause danger; meanwhile, the high-voltage direct-current relay generates a large amount of heat during working, and if the heat is not dissipated timely, the relay is possibly damaged irreparably.
Chinese patent CN 210535585 discloses a high voltage dc relay, which can isolate the opposite arcs well, but the heat dissipation performance of the whole device is not sufficient, and when the device is working, it may generate large heat which cannot be dissipated in time, thus affecting the normal use.
Disclosure of Invention
The present invention is directed to a high-voltage direct-current relay device with a heat dissipation structure to solve the problems of the background art.
In order to achieve the purpose, the invention provides the following technical scheme:
a high-voltage direct-current relay device having a heat dissipation structure, comprising: the coil is fixedly arranged at the bottom of the shell, a support frame is arranged in the coil, a flat plate is fixed at the upper end of the support frame, a spring is wound on the support frame, one end of the spring is fixed on the lower surface of the flat plate, movable contacts are fixedly arranged on two sides of the flat plate, a limiting groove is fixed in the middle of the upper surface of the flat plate, a partition plate is arranged in the limiting groove, a heat dissipation mechanism is fixed in the partition plate, a sealing cover is arranged on the upper portion of the partition plate, grooves are formed in the shells on two sides of the partition plate, leading-out ends are arranged in the grooves, and stationary contacts.
As a further scheme of the invention: the separator is made of an insulating material.
As a further scheme of the invention: the partition board is provided with a plurality of ventilation holes.
As a further scheme of the invention: the static contact vertically corresponds to the upper position and the lower position of the movable contact.
Another object of an embodiment of the present invention is that the heat dissipation mechanism includes: a support plate fixed on the bottom of the inner cavity of the partition plate, a support rod fixed on the support plate, a turntable arranged on one side of the support rod, a transmission rod rotatably connected with the other side of the support rod, a first return rod connected with the other end of the transmission rod, a first rotating shaft penetrating the first return rod, a first gear installed in the first rotating shaft and meshed with a second gear, a second rotating shaft penetrating the second gear, a third gear installed on the upper part of the second rotating shaft, a second return rod arranged on the central shaft of the upper part of the third gear, a first return rod fixedly connected with the second gear and the second return rod in the third gear, a turbine meshed with the third gear, an output shaft penetrating the turbine, a driving motor connected with one end of the output shaft, and fan blades installed on the other end of the output shaft, and a concave rod is arranged on an output shaft between the fan blade and the turbine, and the lower part of the concave rod is connected to the rotary table.
As a further scheme of the invention: the rotation angle range of the heat dissipation mechanism is zero to 180 degrees.
Compared with the prior art, the invention has the beneficial effects that:
the device not only can keep apart two sets of electric arcs in opposite directions at the during operation, prevents to explode, can be timely through the heat dissipation mechanism that sets up in the device moreover with the heat dissipation, prevents that the heat gathering from influencing the normal work of relay.
Drawings
Fig. 1 is a schematic structural diagram of a high-voltage direct-current relay device with a heat dissipation structure.
Fig. 2 is a front view of a heat dissipation mechanism of the high-voltage direct-current relay device having a heat dissipation structure.
Fig. 3 is a plan view of a high-voltage direct-current relay device having a heat dissipation structure.
Fig. 4 is a left side view of the high-voltage direct-current relay device having a heat dissipation structure.
In the figure: 1-shell, 2-coil, 3-support frame, 4-spring, 5-spacing groove, 6-moving contact, 7-clapboard, 8-stationary contact, 9-leading-out end, 10-sealing cover, 11-heat dissipation mechanism, 1101-support plate, 1102-support rod, 1103-drive rod, 1104-rotary table, 1105-second gear, 1106-first profile rod, 1107-first rotating shaft, 1108-first gear, 1109-third gear, 1110-second profile rod, 1111-turbine, 1112-output shaft, 1113-driving motor, 1114-concave rod, 1115-fan blade, 1116-second rotating shaft, 12-groove and 13-flat plate.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.
Example 1
Referring to fig. 1 to 4, in an embodiment of the present invention, a high-voltage direct-current relay device with a heat dissipation structure includes: the coil-type heat dissipation device comprises a shell 1, wherein a coil 2 is fixedly arranged at the bottom of the shell 1, a support frame 3 is arranged in the coil 2, a flat plate 13 is fixed at the upper end of the support frame 3, a spring 4 is wound on the support frame 3, one end of the spring 4 is fixed on the lower surface of the flat plate 13, movable contacts 6 are fixedly arranged on two sides of the flat plate 13, a limiting groove 5 is fixed in the middle of the upper surface of the flat plate 13, a partition plate 7 is arranged in the limiting groove 5, a heat dissipation mechanism 11 is fixed in the partition plate 7, a sealing cover 10 is arranged on the upper portion of the partition plate 7, grooves 12 are formed in the shell 1 on two sides of the partition plate 7, leading-out ends 9.
In the embodiment of the invention, the clapboard 7 is made of the insulating material, and the clapboard 7 made of the insulating material can prevent the electric arc from breaking down the clapboard to conduct electricity to cause electric arc collision.
In the embodiment of the invention, the partition plate 7 is provided with a plurality of vent holes, and the vent holes on the partition plate 7 can timely dissipate heat generated by the device through the vent holes so as to prevent heat from being accumulated.
In the embodiment of the invention, the upper and lower positions of the fixed contact 8 and the movable contact 6 are vertically corresponding, and the movable contact 6 and the fixed contact 8 are vertically corresponding one by one, so that the two contacts are convenient to contact.
Example 2
Referring to fig. 1-4, in the embodiment of the present invention, the heat dissipation mechanism 11 includes: a supporting plate 1101 fixed on the bottom of the inner cavity of the partition 7, a supporting rod 1102 fixed on the supporting plate 1101, a turntable 1104 arranged on one side of the supporting rod 1102, a driving rod 1103 rotatably connected on the other side of the supporting rod 1102, a first returning rod 1106 connected to the other end of the driving rod 1103, a first rotating shaft 1107 passing through the first returning rod 1106, a first gear 1108 arranged in the first rotating shaft 1107, a second gear 1105 engaged with the first gear 1108, a second rotating shaft 1116 passing through the second gear 1105, a third gear 1109 arranged on the upper portion of the second rotating shaft 1116, a second returning rod 1110 arranged on the central axis of the upper portion of the third gear 1109, a turbine 1111 fixedly connected with the first returning rod 1106 and the second returning rod 1110 arranged in the second gear 1105 and the third gear 1109, a turbine 1111 engaged with the third gear 1109, and an output shaft 1112 passing through the turbine 1111, one end of the output shaft 1112 is connected with a driving motor 1113, the other end of the output shaft 1112 is provided with a fan blade 1115, a concave rod 1114 is arranged on the output shaft 1112 between the fan blade 1115 and the turbine 1111, and the lower part of the concave rod 1114 is connected to the rotary table 1104; during heat dissipation, at first, the driving motor 1113 is started, the driving motor 1113 drives the output shaft 1112 to rotate, the output shaft 1112 rotates to drive the turbine 1111 to rotate, then the third gear 1109 meshed with the turbine 1111 starts to rotate, the third gear 1109 drives the second rotating shaft 1116 when rotating, the second rotating shaft 1116 drives the second gear 1105 to rotate, when the second gear 1105 rotates, the first gear 1108 meshed with the second gear rotates, then the transmission rod 1103 is driven to move, the transmission rod 1103 rotates around the support rod 1102, so that the transmission rod 1103 rotates and finally drives the turbine 1111 and the output shaft 1112 to rotate by taking the rotary table 1104 as a fulcrum, and the fan is driven to rotate to dissipate heat.
In the embodiment of the present invention, the rotation angle range of the heat dissipation mechanism 11 is zero to 180 degrees, and the heat dissipation mechanism 11 can dissipate the heat at the left and right sides through the fan blades by rotating 0 to 180 degrees.
The working principle of the invention is as follows: during heat dissipation, at first, the driving motor 1113 is started, the driving motor 1113 drives the output shaft 1112 to rotate, the output shaft 1112 rotates to drive the turbine 1111 to rotate, then the third gear 1109 meshed with the turbine 1111 starts to rotate, the third gear 1109 drives the second rotating shaft 1116 when rotating, the second rotating shaft 1116 drives the second gear 1105 to rotate, when the second gear 1105 rotates, the first gear 1108 meshed with the second gear rotates, then the transmission rod 1103 is driven to move, the transmission rod 1103 rotates around the support rod 1102, so that the transmission rod 1103 rotates and finally drives the turbine 1111 and the output shaft 1112 to rotate by taking the rotary table 1104 as a fulcrum, and the fan is driven to rotate to dissipate heat.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, it is possible to make several variations and modifications without departing from the concept of the present invention, and these should be considered as the protection scope of the present invention, which will not affect the effect of the implementation of the present invention and the utility of the patent.
Claims (6)
1. A high-voltage direct-current relay device having a heat dissipation structure, comprising: a shell (1), which is characterized in that a coil (2) is fixedly arranged on the bottom of the shell (1), a support frame (3) is arranged in the coil (2), a flat plate (13) is fixed at the upper end of the support frame (3), a spring (4) is arranged on the supporting frame (3) in a surrounding way, one end of the spring (4) is fixed on the lower surface of the flat plate (13), movable contacts (6) are fixedly arranged on two sides of the flat plate (13), a limiting groove (5) is fixed in the middle of the upper surface of the flat plate (13), a clapboard (7) is arranged in the limiting groove (5), a heat dissipation mechanism (11) is fixed in the clapboard (7), a sealing cover (10) is arranged at the upper part of the clapboard (7), grooves (12) are arranged on the shell (1) at the two sides of the clapboard (7), a leading-out end (9) is arranged in the groove (12), and a static contact (8) is fixed at the bottom of the leading-out end (9).
2. The high-voltage direct current relay device with a heat dissipation structure according to claim 1, characterized in that the partition plate (7) is made of an insulating material.
3. The HVDC relay device with heat dissipation structure of claim 1, wherein the partition (7) is provided with a plurality of ventilation holes.
4. The HVDC relay device with heat dissipation structure of claim 1, wherein the fixed contact (8) vertically corresponds to the movable contact (6) in the up-down position.
5. The high-voltage direct current relay device with a heat dissipation structure according to claim 1, wherein the heat dissipation mechanism (11) includes: the supporting plate (1101) is fixed on the bottom of an inner cavity of the partition plate (7), a supporting rod (1102) is fixed on the supporting plate (1101), a rotary table (1104) is arranged on one side of the supporting rod (1102), a driving rod (1103) is rotatably connected to the other side of the supporting rod (1102), a first molding back rod (1106) is connected to the other end of the driving rod (1103), a first rotating shaft (1107) penetrates through the first molding back rod (1106), a first gear (1108) is installed in the first rotating shaft (1107), a second gear (1105) is meshed with the first gear (1108), a second rotating shaft (1116) penetrates through the second gear (1105), a third gear (1109) is installed on the upper portion of the second rotating shaft (1116), a second molding back rod (1109) is arranged on the central shaft of the upper portion of the third gear (1109), and the first molding back rod (1106) is fixedly connected with the second gear (1105) and a second molding back rod (1110) in the third gear (1109), third gear (1109) meshing has turbine (1111), it has output shaft (1112) to run through in turbine (1111), output shaft (1112) one end is connected with driving motor (1113), flabellum (1115) are installed to output shaft (1112) other end, install concave type pole (1114) on output shaft (1112) between flabellum (1115) and turbine (1111), concave type pole (1114) sub-unit connection is on revolving stage (1104).
6. The high-voltage direct current relay device with a heat dissipation structure according to claim 5, wherein the rotation angle range of the heat dissipation mechanism (11) is zero degrees to 180 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010663060.7A CN112002609A (en) | 2020-07-10 | 2020-07-10 | High-voltage direct-current relay device with heat dissipation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010663060.7A CN112002609A (en) | 2020-07-10 | 2020-07-10 | High-voltage direct-current relay device with heat dissipation structure |
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| Publication Number | Publication Date |
|---|---|
| CN112002609A true CN112002609A (en) | 2020-11-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010663060.7A Pending CN112002609A (en) | 2020-07-10 | 2020-07-10 | High-voltage direct-current relay device with heat dissipation structure |
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| Country | Link |
|---|---|
| CN (1) | CN112002609A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0351547A2 (en) * | 1988-07-20 | 1990-01-24 | Trw Inc. | Sealed relay assembly |
| CN102720682A (en) * | 2011-03-30 | 2012-10-10 | 比亚迪股份有限公司 | The head-swinging apparatus of a fan and the fan |
| CN103671177A (en) * | 2013-11-18 | 2014-03-26 | 广西科技大学 | 360-degree rotating electric fan |
| CN108269716A (en) * | 2018-01-17 | 2018-07-10 | 安徽中骄智能科技有限公司 | A kind of heat radiation structure device of the relay contact based on orientation heat conduction |
| CN208444790U (en) * | 2018-05-18 | 2019-01-29 | 上海世携新能源科技有限公司 | A kind of D.C. contactor axle sleeve |
| CN110706979A (en) * | 2019-09-03 | 2020-01-17 | 巢湖市伟业玻璃有限公司 | Based on glass processing factory uses relay structure for automation equipment |
| CN210051858U (en) * | 2019-04-25 | 2020-02-11 | 广西汇拓电力器材有限公司 | Relay optocoupler detection device |
| CN111009448A (en) * | 2019-12-31 | 2020-04-14 | 缙云叶普电子科技有限公司 | Automatic circuit cutting device for surge phenomenon |
| CN210535585U (en) * | 2019-11-15 | 2020-05-15 | 阜阳中骄智能科技有限公司 | High-voltage direct-current relay device with heat dissipation structure |
-
2020
- 2020-07-10 CN CN202010663060.7A patent/CN112002609A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0351547A2 (en) * | 1988-07-20 | 1990-01-24 | Trw Inc. | Sealed relay assembly |
| CN102720682A (en) * | 2011-03-30 | 2012-10-10 | 比亚迪股份有限公司 | The head-swinging apparatus of a fan and the fan |
| CN103671177A (en) * | 2013-11-18 | 2014-03-26 | 广西科技大学 | 360-degree rotating electric fan |
| CN108269716A (en) * | 2018-01-17 | 2018-07-10 | 安徽中骄智能科技有限公司 | A kind of heat radiation structure device of the relay contact based on orientation heat conduction |
| CN208444790U (en) * | 2018-05-18 | 2019-01-29 | 上海世携新能源科技有限公司 | A kind of D.C. contactor axle sleeve |
| CN210051858U (en) * | 2019-04-25 | 2020-02-11 | 广西汇拓电力器材有限公司 | Relay optocoupler detection device |
| CN110706979A (en) * | 2019-09-03 | 2020-01-17 | 巢湖市伟业玻璃有限公司 | Based on glass processing factory uses relay structure for automation equipment |
| CN210535585U (en) * | 2019-11-15 | 2020-05-15 | 阜阳中骄智能科技有限公司 | High-voltage direct-current relay device with heat dissipation structure |
| CN111009448A (en) * | 2019-12-31 | 2020-04-14 | 缙云叶普电子科技有限公司 | Automatic circuit cutting device for surge phenomenon |
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Application publication date: 20201127 |