CN213817247U

CN213817247U - Zero passage on-off switch with good heat dissipation

Info

Publication number: CN213817247U
Application number: CN202022581328.0U
Authority: CN
Inventors: 崔永; 荣勇; 李先景; 王艳萍; 荣庆玉; 耿凯
Original assignee: Shandong Ndk Co ltd
Current assignee: Shandong Ndk Co ltd
Priority date: 2020-11-10
Filing date: 2020-11-10
Publication date: 2021-07-27
Anticipated expiration: 2030-11-10

Abstract

The utility model discloses a good heat dissipation's zero passage fling-cut switch relates to zero passage fling-cut switch technical field, the utility model discloses a strutting arrangement, buffer, conversion device, heat abstractor and switching device, strutting arrangement includes the slide bar, buffer includes the slider, the slider is equipped with the through-hole, through-hole and slide bar sliding fit, conversion device includes stationary blade and loading board down, lower stationary blade and slider welding, heat abstractor is including a protection section of thick bamboo and heat dissipation support, heat dissipation support and a protection section of thick bamboo welding, a protection section of thick bamboo and loading board welding, switching device includes the switch module shell, switch module shell lower surface and loading board upper surface welding. The utility model relates to a good heat dissipation's zero passage on-off switch, temperature sensor measuring device's temperature, motor drive flabellum dispel the heat to the device, and when the device received the vibrations of upper and lower direction, the spacing vibrations of direction about making of conversion pole turned into about the slider and controlled, and rethread spring cushions.

Description

Zero passage on-off switch with good heat dissipation

Technical Field

The utility model relates to a zero passage on-off switch technical field, in particular to good heat dissipation's zero passage on-off switch.

Background

The voltage zero crossing switch is to switch the capacitor into the system at the instant when the supply voltage is equal to the capacitor voltage, so that no inrush current is generated. The current zero crossing cutting is that the voltage and the current of the capacitor have a phase difference of 90 degrees, so that the capacitor current zero crossing cutting can be realized by cutting off at the peak moment of a certain phase voltage (the phase current is zero). Thereby realizing the arc-free breaking of the switch contact.

The zero-crossing switch plays an important role in production and life, but the existing zero-crossing switch has the defects of poor heat dissipation and incapability of damping, and therefore the zero-crossing switch with good heat dissipation performance is provided.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a good heat dissipation's zero passage fling-cut switch can effectively solve among the background art relatively poor and can not carry out the absorbing problem of heat dissipation.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a zero-crossing fling-cut switch with good heat dissipation performance comprises a supporting device, a buffering device, a conversion device, a heat dissipation device and a switch device, wherein the supporting device comprises a sliding rod, the buffering device comprises a sliding block, through holes are formed in the side surfaces of the sliding block, the through holes are matched with the sliding rod in a sliding mode, the conversion device comprises a lower fixing plate, a lower fixing shaft, a conversion rod and a bearing plate, the lower surface of the lower fixing plate is welded with the upper surfaces of the sliding block respectively, the two ends of the lower fixing shaft are welded with the inner surfaces of the lower fixing plates respectively, a first rotating hole is formed in the lower end of the conversion rod, the lower fixing shaft is matched with the first rotating holes respectively in a rotating mode, the heat dissipation device comprises a protection cylinder, a motor and a heat dissipation support, the protection cylinder is of a hollow structure, and one end of the heat dissipation support is welded with the inner surface of the protection cylinder, a plurality of the heat dissipation support other end all with motor outer surface welded, protection section of thick bamboo lower surface and bearing board upper surface welded, switching device includes switch module shell and louvre, switch module shell lower surface and bearing board upper surface welded, switch module shell side surface is equipped with a plurality of louvres, and wherein, the number of slider is two, and the primary function of slider is conversion vibrations direction, and the number of lower stationary blade is four, and the primary function of lower stationary blade provides the holding power for lower fixed axle, and the number of lower fixed axle and conversion pole is two, and the primary function of lower fixed axle provides the holding power for the conversion pole, and the primary function of conversion pole is conversion vibrations direction, and the number of heat dissipation support is four, and the primary function of heat dissipation support provides the holding power for the motor.

Preferably, the supporting device further comprises a bottom plate and supporting plates, the lower surfaces of the supporting plates are welded to the upper surface of the bottom plate, the two ends of the sliding rod are welded to the inner surfaces of the supporting plates respectively, the number of the supporting plates is two, and the supporting plates are mainly used for providing supporting force for the sliding rod.

Preferably, the buffer device further comprises a first spring and a second spring, one end of the first spring is welded to the side surfaces of the plurality of support plates respectively, the other end of the first spring is welded to the side surfaces of the plurality of sliding blocks respectively, the two ends of the second spring are connected to the other side surfaces of the two sliding blocks respectively, the number of the first springs is two, and the first spring is mainly used for reducing the left-right movement amplitude of the sliding blocks.

Preferably, the conversion device further comprises an upper fixing plate and an upper fixing shaft, wherein the upper ends of the conversion rods are provided with second rotating holes, the upper fixing shafts are in rotating fit with the second rotating holes respectively, the two ends of each upper fixing shaft are welded to the inner surfaces of the upper fixing plates respectively, the upper surfaces of the upper fixing plates are welded to the lower surface of the bearing plate, the number of the upper fixing plates is four, the upper fixing plates are mainly used for providing supporting force for the upper fixing shafts, the number of the upper fixing shafts is two, and the upper fixing shafts are mainly used for providing supporting force for the conversion rods.

Preferably, heat abstractor still includes pivot and flabellum, a motor surface is equipped with the motor shaft, pivot one end and the rotatory cooperation of motor shaft, the pivot other end and a flabellum surface welding, heat abstractor can dispel the heat to the switch module shell.

Preferably, switching device still includes temperature sensor and controller, switch module shell upper surface is equipped with the rectangle mounting groove, temperature sensor installs in the rectangle mounting groove, controller lower surface and loading board upper surface connection, motor and controller electric connection, temperature sensor can measure the temperature of switch module shell.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses in, through setting up heat abstractor and switching device, temperature sensor can measure the temperature of device, and when the high temperature, starter motor can drive the flabellum and dispel the heat to the device, reaches radiating purpose.

2. The utility model discloses in, through setting up conversion device and buffer, when the device received the vibrations of upper and lower direction, because the limiting displacement of conversion pole, can make the vibrations of upper and lower direction turn into about the slider, the buffering of rethread spring reaches the purpose that weakens vibrations.

Drawings

Fig. 1 is a schematic diagram of an overall structure of a zero-crossing fling-cut switch with good heat dissipation performance;

fig. 2 is a schematic view of a zero-crossing fling-cut switch with good heat dissipation performance;

fig. 3 is a left side view structural diagram of a zero-crossing fling-cut switch with good heat dissipation performance of the present invention;

fig. 4 is a schematic view of the internal cross-sectional structure at a-a in fig. 3 according to the present invention.

In the figure: 100. a support device; 101. a base plate; 102. a support plate; 103. a slide bar; 200. a buffer device; 201. a slider; 202. a first spring; 203. a second spring; 300. a conversion device; 301. a lower fixing sheet; 302. a lower fixed shaft; 303. a conversion rod; 304. an upper fixing sheet; 305. an upper fixed shaft; 306. a carrier plate; 400. a heat sink; 401. a protective cylinder; 402. a motor; 403. a rotating shaft; 404. a fan blade; 405. a heat dissipation bracket; 500. a switching device; 501. a switch module housing; 502. heat dissipation holes; 503. a temperature sensor; 504. and a controller.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention relates to a zero-crossing switching switch with good heat dissipation, which comprises a supporting device 100, a buffering device 200, a converting device 300, a heat dissipating device 400 and a switching device 500, wherein the supporting device 100 comprises a sliding rod 103, the buffering device 200 comprises a sliding block 201, a plurality of sliding blocks 201 are provided with through holes on side surfaces thereof, the through holes are slidably engaged with the sliding rod 103, the converting device 300 comprises a lower fixing plate 301, a lower fixing shaft 302, a converting rod 303 and a bearing plate 306, lower surfaces of the lower fixing plates 301 are respectively welded to upper surfaces of the sliding blocks 201, both ends of the lower fixing shaft 302 are respectively welded to inner surfaces of the lower fixing plates 301, lower ends of the converting rods 303 are respectively provided with a first rotating hole, the lower fixing shafts 302 are respectively rotatably engaged with the first rotating holes, the heat dissipating device 400 comprises a protection cylinder 401, a motor 402 and a heat dissipating bracket 405, the protection cylinder 401 is a hollow structure, one end of each of the plurality of heat dissipating brackets 405 is welded to the inner surface of the protection cylinder 401, the other end of each of the plurality of heat dissipating brackets 405 is welded to the outer surface of the motor 402, the lower surface of the protection cylinder 401 is welded to the upper surface of the carrier plate 306, the switch device 500 includes a switch module housing 501 and heat dissipating holes 502, the lower surface of the switch module housing 501 is welded to the upper surface of the carrier plate 306, the side surface of the switch module housing 501 is provided with the plurality of heat dissipating holes 502, the number of the sliding blocks 201 is two, the sliding blocks 201 mainly function in converting vibration directions, the number of the lower fixing plates 301 is four, the lower fixing plates 301 mainly function in providing supporting force for the lower fixing shafts 302, the number of the lower fixing shafts 302 and the number of the conversion rods 303 are two, the lower fixing shafts 302 mainly function in providing supporting force for the conversion rods 303, the number of the conversion rods 303 mainly function in converting vibration directions, the number of the heat dissipation supports 405 is four, and the heat dissipation supports 405 mainly function in providing supporting force for the motor 402.

Referring to fig. 1 to 4, the supporting device 100 further includes a bottom plate 101 and supporting plates 102, lower surfaces of the supporting plates 102 are welded to an upper surface of the bottom plate 101, two ends of the sliding rod 103 are welded to inner surfaces of the supporting plates 102, wherein the number of the supporting plates 102 is two, and the supporting plates 102 are mainly used for providing supporting force for the sliding rod 103.

Referring to fig. 2, the buffering device 200 further includes a first spring 202 and a second spring 203, one end of each of the first springs 202 is welded to a side surface of each of the supporting plates 102, the other end of each of the first springs 202 is welded to a side surface of each of the sliding blocks 201, and two ends of each of the second springs 203 are connected to the other side surfaces of the two sliding blocks 201, wherein the number of the first springs 202 is two, and the first springs 202 mainly function to reduce the left-right movement range of the sliding blocks 201.

Referring to fig. 3, the conversion device 300 further includes an upper fixing plate 304 and an upper fixing shaft 305, the upper ends of the plurality of conversion rods 303 are respectively provided with a second rotation hole, the plurality of upper fixing shafts 305 are respectively rotatably matched with the plurality of second rotation holes, two ends of the plurality of upper fixing shafts 305 are respectively welded to the inner surfaces of the plurality of upper fixing plates 304, the upper surfaces of the plurality of upper fixing plates 304 are respectively welded to the lower surface of the bearing plate 306, wherein the number of the upper fixing plates 304 is four, the upper fixing plates 304 mainly function to provide a supporting force for the upper fixing shafts 305, the number of the upper fixing shafts 305 is two, and the upper fixing shafts 305 mainly function to provide a supporting force for the conversion rods 303.

Referring to fig. 4, the heat dissipation device 400 further includes a rotating shaft 403 and fan blades 404, a motor shaft is disposed on a surface of the motor 402, one end of the rotating shaft 403 is rotatably engaged with the motor shaft, the other end of the rotating shaft 403 is welded to a surface of the fan blades 404, and the heat dissipation device 400 can dissipate heat of the switch module housing 501.

Referring to fig. 1, the switch device 500 further includes a temperature sensor 503 and a controller 504, a rectangular mounting groove is formed in the upper surface of the switch module housing 501, the temperature sensor 503 is mounted in the rectangular mounting groove, the lower surface of the controller 504 is connected to the upper surface of the bearing plate 306, the motor 402 is electrically connected to the controller 504, the temperature sensor 503 is electrically connected to the controller 504, and the temperature sensor 503 can measure the temperature of the switch module housing 501.

The utility model discloses a theory of operation does: the model of the motor 402 is YE2-132S1-2, the model of the temperature sensor 503 is ds18b20, the temperature is monitored through the temperature sensor 503, when the temperature is high, the motor 402 is started, the motor 402 drives the fan blades 404 to rotate through the rotating shaft 403 to generate wind, the switch can be directly cooled through the heat dissipation holes 502 formed in the side surface of the switch module shell 501, when the switch is vibrated in the vertical direction, the vibration in the vertical direction can be converted into the left-right movement of the sliding block 201 due to the limiting effect of the conversion rod 303, and the vibration is weakened due to the buffering effect of the first spring 202 and the second spring 203.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A good heat dissipation's zero cross fling-cut switch, includes strutting arrangement (100), buffer (200), conversion equipment (300), heat abstractor (400) and switching device (500), its characterized in that: the supporting device (100) comprises a sliding rod (103), the buffering device (200) comprises a sliding block (201), through holes are formed in the side surfaces of the sliding block (201), the through holes are in sliding fit with the sliding rod (103), the conversion device (300) comprises a lower fixing plate (301), a lower fixing shaft (302), a conversion rod (303) and a bearing plate (306), the lower surfaces of the lower fixing plates (301) are welded to the upper surfaces of the sliding blocks (201) respectively, the two ends of the lower fixing shaft (302) are welded to the inner surfaces of the lower fixing plates (301) respectively, first rotating holes are formed in the lower ends of the conversion rods (303), the lower fixing shafts (302) are in rotating fit with the first rotating holes respectively, the heat dissipation device (400) comprises a protection barrel (401), a motor (402) and a heat dissipation support (405), the protection barrel (401) is of a hollow structure, a plurality of heat dissipation support (405) one end all with a protection section of thick bamboo (401) internal surface welded, a plurality of heat dissipation support (405) other end all with motor (402) outer surface welded, a protection section of thick bamboo (401) lower surface and bearing board (306) upper surface welded, switching device (500) are including switch module shell (501) and louvre (502), switch module shell (501) lower surface and bearing board (306) upper surface welded, switch module shell (501) side surface is equipped with a plurality of louvres (502).

2. A zero-crossing switch with good heat dissipation performance as set forth in claim 1, wherein: the supporting device (100) further comprises a bottom plate (101) and supporting plates (102), the lower surfaces of the supporting plates (102) are welded with the upper surface of the bottom plate (101), and two ends of the sliding rod (103) are respectively welded with the inner surfaces of the supporting plates (102).

3. A zero-crossing switch with good heat dissipation performance as set forth in claim 1, wherein: the buffer device (200) further comprises a first spring (202) and a second spring (203), one end of each first spring (202) is welded to the side surface of each support plate (102), the other end of each first spring (202) is welded to the side surface of each sliding block (201), and the two ends of each second spring (203) are connected to the surfaces of the other sides of the two sliding blocks (201).

4. A zero-crossing switch with good heat dissipation performance as set forth in claim 1, wherein: conversion equipment (300) still includes stationary blade (304) and last fixed axle (305), and is a plurality of conversion pole (303) upper end all is equipped with the second and changes the hole, and is a plurality of go up fixed axle (305) and change hole normal running fit with a plurality of seconds respectively, and is a plurality of go up fixed axle (305) both ends respectively with a plurality of stationary blade (304) internal surface welding, a plurality of go up stationary blade (304) upper surface all with loading board (306) lower surface welding.

5. A zero-crossing switch with good heat dissipation performance as set forth in claim 1, wherein: the heat dissipation device (400) further comprises a rotating shaft (403) and fan blades (404), a motor shaft is arranged on one surface of the motor (402), one end of the rotating shaft (403) is in rotating fit with the motor shaft, and the other end of the rotating shaft (403) is welded to one surface of the fan blades (404).

6. A zero-crossing switch with good heat dissipation performance as set forth in claim 1, wherein: the switch device (500) further comprises a temperature sensor (503) and a controller (504), a rectangular mounting groove is formed in the upper surface of the switch module shell (501), the temperature sensor (503) is mounted in the rectangular mounting groove, the lower surface of the controller (504) is connected with the upper surface of the bearing plate (306), the motor (402) is electrically connected with the controller (504), and the temperature sensor (503) is electrically connected with the controller (504).