CN208285206U - A kind of Switching Power Supply convenient for wiring - Google Patents
A kind of Switching Power Supply convenient for wiring Download PDFInfo
- Publication number
- CN208285206U CN208285206U CN201820994767.4U CN201820994767U CN208285206U CN 208285206 U CN208285206 U CN 208285206U CN 201820994767 U CN201820994767 U CN 201820994767U CN 208285206 U CN208285206 U CN 208285206U
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- attachment base
- power supply
- switching power
- square groove
- shell
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Abstract
The utility model provides a kind of Switching Power Supply convenient for wiring, including shell, circuit board, the connecting terminal for connecting external equipment, connecting terminal is electrically connected with the power output end of Switching Power Supply, square groove is offered on the side wall of shell, connecting terminal is arranged close to square groove, and circuit board is equipped at least two attachment bases, and the longitudinal section of attachment base is right angled triangle, horizontal plane on attachment base where level right angle side is fixedly connected with the upper surface of circuit board, and the inclined-plane of attachment base closes on square groove setting；Connecting plate is equipped between a kind of Switching Power Supply attachment base convenient for wiring of adjacent two, the upper surface of connecting plate and the inclined-plane of attachment base are vertical, and connecting terminal is mounted on connecting plate.The utility model on the side wall of shell by opening up square groove, connecting terminal is arranged close to square groove and is fixed on the inclined-plane of attachment base, when Switching Power Supply connects external equipment, screwdriver need to only be tilted to insertion square groove just can contact the screw on connecting terminal, and the utility model has the advantages that easy to operate, easy to use.
Description
Technical field
The utility model relates to field of switch power more particularly to a kind of Switching Power Supplies convenient for wiring.
Background technique
Switching Power Supply is the time ratio that control switch pipe turns on and off using modern power electronics technology, remains steady
Determine a kind of power supply of output voltage.Switching Power Supply has many advantages, such as small in size, light-weight, high conversion efficiency, has a wide range of application.
Connecting terminal is typically provided in existing Switching Power Supply, the power end of external equipment is connected by conducting wire and connecting terminal
It connects.When the connecting line of the electric power connection line of Switching Power Supply or equipment is pullled or Switching Power Supply is fallen suddenly, route and shell
It is easily separated from, the end of a thread is fallen, and causes poor contact, stalling or rupture of line
It is fallen off when in order to solve the problems, such as that conducting wire is connect with connecting terminal by external force, producer is in manufacture Switching Power Supply
When, bolt can be set on connecting terminal, and the through-hole passed through for screwdriver is arranged in the roof of shell, and screwdriver is passed through from through-hole
Afterwards, the end of screwdriver and threaded bolt contacts, between nuts and connecting terminal, tightening bolt can realize electric power connection line
The fixation of electric power connection line and connecting terminal.Screwdriver passes through through-hole and protrudes into housing cavity, can just tighten bolt.Due to through-hole
Aperture is smaller, and screwdriver can only be directed at bolt with feeling by operator, with the naked eye can not intuitively observe whether screwdriver is aligned
Bolt.
In addition, the particulate matter in air can enter from through-hole to be held since the shell of Switching Power Supply is exposed for a long time in air
Power source internal is closed, Switching Power Supply inside is polluted.
In view of this, it is necessary to Switching Power Supply in the prior art be improved, to solve the above problems.
Summary of the invention
The purpose of this utility model is to provide a kind of Switching Power Supplies convenient for wiring, by the shell side of Switching Power Supply
Opened up on wall square groove, between connecting terminal and wiring board be arranged triangle attachment base, by connecting terminal perpendicular to attachment base
Upper surface setting, screwdriver pass through square groove just can tighten bolt.
Realize that the technical solution of the utility model aim is as follows:
A kind of Switching Power Supply convenient for wiring, including shell, radiator, circuit board, the wiring for connecting external equipment
Terminal, the connecting terminal are electrically connected with the power output end of Switching Power Supply, and square groove is offered on the side wall of the shell, described
Connecting terminal is arranged close to square groove, and the radiator and circuit board are located at enclosure interior, and radiator installation is on circuit boards, institute
Circuit board is stated equipped at least two attachment bases, the longitudinal section of the attachment base is right angled triangle, and level is straight on the attachment base
Horizontal plane where the arm of angle is fixedly connected with the upper surface of circuit board, and the inclined-plane of the attachment base closes on square groove setting；
Connecting plate is equipped between two adjacent attachment bases, the upper surface of the connecting plate and the inclined-plane of attachment base are vertical,
The connecting terminal is mounted on connecting plate.
The lower surface of the attachment base is equipped with insulating layer, the power supply output as a further improvement of the utility model,
End is electrically connected after sequentially passing through insulating layer, attachment base with the input terminal of connecting terminal.
The height of the square groove is greater than two times of attachment base height as a further improvement of the utility model,.
Sealing cover is equipped at the square groove of the shell as a further improvement of the utility model, the sealing cover is by rubber
Material is made, and the sealing cover is equipped with cable-through hole, and the sealing cover and square groove are interference fitted.
The attachment base is made of aluminium as a further improvement of the utility model, on the vertical plane of the attachment base
Equipped with multiple radiating fins being vertically arranged, the radiating fin oblique cutting is on the vertical plane of attachment base, and the root of radiating fin and vertical
Face is fixedly connected.
Compared with prior art, the utility model has the beneficial effects that
1, the utility model on the side wall of shell by opening up square groove, and connecting terminal is arranged close to square groove and the company of being fixed on
On the inclined-plane of joint chair, when Switching Power Supply connects external equipment, screwdriver need to only be tilted to insertion square groove just can contact connecting terminal
On screw, the utility model has the advantages that easy to operate, easy to use；
2, since the attachment base of the utility model is made of aluminium, by the way that insulating layer is arranged in the bottom surface of attachment base, make
Attachment base insulation, electric shock when preventing trial operation after operator's wiring；
3, the height of square groove is higher than two times of attachment base height by the utility model, tightens screw when wiring；
4, by the way that sealing cover is arranged at square groove, sealing cover can prevent the solid particulate matter in air from entering enclosure interior,
To guarantee the neat and tidy inside Switching Power Supply；
5, the utility model is made by the way that radiating fin, attachment base are arranged on the vertical plane of attachment base of aluminium, accelerates electricity
The efficiency of transmission of heat on the plate of road has the effect of accelerating heat dissipation.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of Switching Power Supply.
Fig. 2 is the stereoscopic schematic diagram one of shell.
Fig. 3 is the partial enlarged view of radiator and circuit board junction.
Fig. 4 is the stereoscopic schematic diagram two of shell.
In figure, 1, shell；11, air inlet；12, wind deflector lower end；13, air outlet；14, threading hole；15, support column；2,
Radiator；21, insulating layer；3, radiator fan；31, ventilating duct；4, wind deflector；5, attachment base；6, circuit board；7, cold wind；8, it connects
Line terminals.
Specific embodiment
The utility model is described in detail in each embodiment shown in reference to the accompanying drawing, but it should be stated that,
These embodiments are not limitation of the utility model, those of ordinary skill in the art according to these embodiments made by function
Energy, method or equivalent transformation or substitution in structure, belong within the protection scope of the utility model.
In the description of the present embodiment, it is to be understood that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description the invention and simplifies description, rather than indicate
Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand
For the limitation to the invention.
In addition, term " first ", " second ", " third " etc. are used for description purposes only, it is not understood to indicate or imply
Relative importance or the quantity for implicitly indicating indicated technical characteristic.The feature of " first ", " second " etc. is defined as a result,
It can explicitly or implicitly include one or more of the features.In the description of the invention, unless otherwise indicated,
The meaning of " plurality " is two or more.
Term " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, be also possible to removable
Connection is unloaded, or is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, it can also be in
Between medium be indirectly connected, can be the connection inside two elements.For the ordinary skill in the art, can pass through
Concrete condition understands concrete meaning of the above-mentioned term in the invention.
Switching Power Supply can generate a large amount of heat when working, if these heats being discharged cannot in time and be allowed to be in
One reasonable horizontal, it will the normal work for influencing Switching Power Supply can damage Switching Power Supply when serious.Inside Switching Power Supply
Temperature rise is excessively high, it will leads to the failure of the components such as thermally sensitive semiconductor devices, electrolytic capacitor.When temperature is more than certain
When value, exponentially rule increases crash rate.Have statistics show electronic component temperature it is every increase 2 DEG C, reliability will under
Drop 10%；Service life at 50 DEG C of temperature rise only has 1/6 at 25 °C of temperature rise.Other than electric stress, temperature is to influence Switching Power Supply
The most important factor of reliability.High frequency switch power has powerful heating device, and temperature is even more to influence its reliability most
One of important factor.
For the reliability for improving Switching Power Supply work, a kind of Switching Power Supply is present embodiments provided, as shown in Figure 1, Fig. 1 is
The structural schematic diagram of Switching Power Supply, Switching Power Supply include shell 1, radiator 2, radiator fan 3, circuit board 6, for connecting outside
The connecting terminal 8 of equipment, into shell 1 transporting cold wind cold air duct, wherein radiator 2, radiator fan 3, circuit board 6 connect
Line terminals 8 are installed in shell 1, and connecting terminal 8 is electrically connected with the power output end of Switching Power Supply, connecting terminal 8 and circuit
The upper surface of plate 6 couples, and radiator fan 3 closes on the setting of air inlet 11, is fixedly provided with wind deflector 4 in shell 1, the wind deflector 4
In the lower section of radiator fan 3, and setting is tilted down, wind deflector 4 is tilted to 13 direction of air outlet, and wind deflector 4 and radiation air
Clamping between the axis of fan 3 is acute angle.Present embodiment is by the tilted installation wind deflector 4 of shell 1, from radiator fan 3
What the air-flow of entrance made air-flow after the shock of wind deflector 4 is oriented parallel to air outlet 13, and the air-flow for being parallel to air outlet 13 is taken away
Heat on semiconductor element, so that fast cooling inside Switching Power Supply.It is preferred that shell 1 is equipped with air inlet 11 and air outlet
13, the outer wall of air inlet 11 is opened up on shell 1 and opens up the outer wall vertical of air outlet 13, is additionally provided with power supply source line on shell 1 and is worn
The threading hole 14 crossed, air outlet 13 are made of several apertures.
The fixed form of wind deflector 4 and shell 1 can be grafting, clamping or hinged in present embodiment, it is contemplated that use
Convenient, the mounting base of radiator fan 3 is fixedly connected with the inner wall for opening up air inlet 11, the fan wheel face air inlet of radiator fan 3
Mouth 11；The mounting base of radiator fan 3 is equipped with ventilating duct 31, and fan wheel is located at the inside of ventilating duct 31；The upper end of wind deflector 4
It is fixedly connected with the lower surface of ventilating duct 31, the lower end of wind deflector 4 is hanging.By the way that ventilating duct is arranged in the periphery of fan wheel
31, the wind entered in shell 1 is guided to the utilization rate for improving wind to wind deflector 4 completely by ventilating duct 31, is further reached fast
The purpose of prompt drop temperature.
In view of accelerating cooling in shell 1, the service life of Switching Power Supply, the circuit board 6 in present embodiment can be extended
It is installed in the bottom of 1 inner cavity of shell, there is gap, on circuit board 6 between 4 lower end of wind deflector and the upper surface of circuit board 6
Semiconductor element is between wind deflector 4 and air outlet 13.The partial heat that 6 semiconductor elements of circuit board give out is from gap
Place's output is to 1 inner cavity of shell, and the heat that the air-flow and gap location entered from radiator fan 3 distributes generates heat exchange, after heat exchange
It is discharged from air outlet 13, to accelerate to cool down.
The dust in air enters in shell 1 from air outlet 13 in order to prevent, and air outlet 13 is made of several apertures, if
A dry aperture is evenly distributed on the same side wall of shell 1.Several apertures could be formed with a filter screen, filter out in air
Solid particle, prevent dust from entering in shell.
Radiator 2 in present embodiment can be fixed on circuit board 6, can also be fixed on 1 inner wall of shell, as
It is preferred that radiator 2 and radiator fan 3 are mounted on same inner wall, the lower end of radiator 2 is lower than the lower surface of radiator fan 3,
The lower end of radiator 2 is extended with heat sink from peripheral wall to the lower section of radiator fan 3, between having between heat sink and wind deflector 4
Gap.Radiator fan 3 and radiator 2 are used cooperatively by present embodiment, achieve the purpose that rapid cooling.
In order to accelerate heat exchange, multiple heat-conducting silica gel sheets are staggeredly equipped on wind deflector 4, heat-conducting silica gel sheet is installed in wind deflector
On 4.It is preferred that heat-conducting silica gel sheet be high-performance heat-conducting silica gel sheet XK-P80, high-performance heat-conducting silica gel sheet XK-P80 have high thermal conductivity,
Height insulation, EMI suppression, thermal coefficient 7.9W, thickness can accomplish 0.5mm, use temperature -50 ~ 200 DEG C, superelevation proof voltage 15KV.It is high
Performance heat-conducting silica gel sheet XK-P80 is high-order thermal conductive property, superelevation ceramic filler amount (nonmetallic) gasket, and high deflection has both good
Good processability, either stamp are punched, long strip type, and deformity design can not be crushed not modification, high-performance heat-conducting silica gel sheet
The suitable superelevation heat-producing device of hypotonic oil controlled uses, and carries slightly viscous, easy construction.
Heat-conducting silica gel sheet is arranged on wind deflector 4 in present embodiment, in the moment of cold wind contact wind deflector 4, by thermally conductive
Silica gel piece reduces the bulk temperature in shell 1, lays the foundation to reduce the temperature of heater element in next step.
Due to the variation of variation and the load of environment temperature, dissipation thermal energy when power work, using fan and naturally cold
But mode, which combines, faster to distribute thermal energy.This mode is while increasing fan cooling, it is possible to reduce dissipates
Hot 2 area of device, so that power component work is under the conditions of metastable temperature field, service life will not become because of external condition
It changes impacted.So not only overcome the power component of pure fan coolling pair radiate control lag the shortcomings that, also fan is avoided to make
With the service life low global reliability for influencing rectifier.
If circuit board 6 leaks electricity, electric current can be transferred to metal shell by radiator 2, and operator accidentally touches metal shell,
Electric shock accidents can occur.For this purpose, the radiator 2 of present embodiment includes pedestal, the multiple cooling fins of installation on the base, it is multiple
Cooling fin is arranged in parallel on the base at equal intervals, and airflow channel is formed between abutting fins, and radiator 2 and circuit board 6 connect
The partial enlarged view at place is connect as shown in figure 3, the bottom surface of pedestal is equipped with insulating layer 21, insulating layer 21 is contacted with circuit board 6, insulating layer
21 are equipped with heat release hole.Present embodiment is by being arranged insulating layer 21 in the lower surface of pedestal, and silica gel made of composite material is not
Only there is good electrical insulating property, also there is preferable thermal conductivity, radiator 2 also has electricity under the premise of having heat dissipation effect
The function of insulation.
Media of the insulating layer 21 as transmitting heat had not only had excellent electrical insulating property but also had had excellent thermal conductivity, together
When there is high-low temperature resistant, can be within the temperature range of -60 DEG C ~ 200 DEG C, long-term work and be not in air-dry hardening or fusing is existing
As insulating layer 21 is based on polysiloxanes, it is aided with high thermal conductivity filler, non-toxic and tasteless non-corrosive, Chemical Physics performance is steady
It is fixed.
The connection type of circuit board 6 and shell 1, can be and be bonded or welded in present embodiment, for the ease of heat dissipation, originally
The circuit board 6 of embodiment is mounted on the bottom surface of 1 inner cavity of shell of Switching Power Supply by bracket, and bracket includes at least two
Dagger 15, the support column 15 are distributed in the corner of circuit board 6, and the bottom surface of the lower surface and 1 inner cavity of shell of support column 15 is fixed
Connection, the upper surface of support column 15 is fixedly connected with the lower surface of circuit board 6；Circuit board 6 be equipped with multiple through-holes, through-hole and dissipate
Hot hole is staggered.The setting of through-hole and heat release hole is to accelerate heat exchange.Present embodiment on circuit board 6 by opening
If through-hole, heat release hole is opened up on insulating layer 21, heat release hole and through-hole are staggered, the transmission effect of heat on accelerating circuit plate 6
Rate improves heat dissipation effect.
It is preferred that having gap, any of pedestal close to circuit board 6 between the roof of 1 inner cavity of upper surface and shell of cooling fin
Side wall setting, another side wall top opposite with the side wall are equipped with radiator fan 3, and radiator fan 3 is fixed on the top of 1 inner cavity of shell
On wall.Radiator 2 and radiator fan 3 are used cooperatively, so that the better heat-radiation effect of entire Switching Power Supply.
Roof for installing radiator fan 3 is equipped with air inlet 11, is equipped with cool air hose on air inlet 11, the cool air hose
It is connected to the air outlet 13 of refrigeration equipment.The wind of the conveying of radiator fan 3 is natural wind or cold wind, it is contemplated that Switching Power Supply is in heat
With area in use, the bad defect of natural wind heat dissipation effect, present embodiment install cool air hose, cool air hose on air inlet 11
It is connect with the air outlet 13 of refrigeration equipment, the transporting cold wind into shell 1, can quickly reduce the temperature in shell 1.
In view of rapid cooling, present embodiment two sides opposite on each cooling fin are equipped with several and are uniformly distributed
Radiating fin, radiating fin oblique cutting is on the side wall of cooling fin, and the root of radiating fin is fixedly connected with the side wall of cooling fin.Pass through
Radiating fin is evenly distributed in the opposite two side walls of cooling fin, the heat dissipation area on each cooling fin increases 21%-35%, improves
The radiating efficiency of radiator 2.
Due to exporting air-flow close to 80% with the aperture of 4 face of wind deflector, the aperture export air-flow of side is only 20% or so,
Usual threading hole 14 is located at the middle part of side wall of outer shell, and threading hole 14 will affect the heat dissipation effect of entire Switching Power Supply.For this purpose, this reality
The perspective view of Switching Power Supply in mode is applied as shown in Fig. 2, being additionally provided with the threading hole 14 that power supply source line passes through on shell 1, air outlet
13 are made of several apertures, and wind deflector 4 is provided between air inlet 11 and air outlet 13, which is installed in shell 1
Inner cavity is staggeredly equipped with multiple heat-conducting silica gel sheets on wind deflector 4, and air inlet 11 is connected to cold air duct, and cold air duct is fixed on shell
On body 1, threading hole 14 and several apertures are respectively positioned on same side wall, and threading hole 14 is located at the side of the side wall, the side wall
Other positions be evenly equipped with aperture.The low side of air-flow export rate is arranged in threading hole 14 by present embodiment, is threaded meeting
It is required that while, enhance air-out effect.
In order to be fallen off when solving the problems, such as that conducting wire is connect with connecting terminal 8 by external force, producer is in manufacture Switching Power Supply
When, bolt can be set on connecting terminal 8, and the through-hole passed through for screwdriver is arranged in the roof of shell 1, and screwdriver is passed through from through-hole
Afterwards, the end of screwdriver and threaded bolt contacts, for electric power connection line between nuts and connecting terminal 8, tightening bolt can be real
The fixation of existing electric power connection line and connecting terminal 8.Screwdriver passes through through-hole and protrudes into 1 inner cavity of shell, can just tighten bolt.Due to logical
The aperture in hole is smaller, and screwdriver can only be directed at bolt with feeling by operator, with the naked eye intuitively whether can not observe screwdriver
It is directed at bolt.For this purpose, 1 structure of shell of present embodiment on the side wall of shell 1 as shown in figure 4, offer square groove, terminals
Son 8 is arranged close to square groove, and circuit board 6 is equipped with the attachment base 5 for being used to support connecting terminal 8, and the section of attachment base 5 is right angle three
Angular, the horizontal plane of attachment base 5 is fixedly connected with the upper surface of circuit board 6, the vertical plane of attachment base 5 and the side wall of radiator 2
Contact, in actual use, preferably attachment base 5 has at least two, is installed with connecting plate between two adjacent attachment bases 5, connects
Line terminals are fixed on connecting plate, connecting plate perpendicular to attachment base 5 inclined-plane, on the input terminal and circuit board of connecting terminal 8
Output end connection；Certainly, attachment base 5 is also possible to an entirety, and such connecting terminal 8 is arranged on the inclined-plane of attachment base 5, and
The axis of connecting terminal 8 and the inclined-plane of attachment base 5 are perpendicular.By opening up square groove on 1 side wall of shell of Switching Power Supply, connecing
The attachment base 5 of triangle is set between line terminals 8 and wiring board, the upper surface by connecting terminal 8 perpendicular to attachment base 5 is arranged,
Screwdriver, which passes through square groove, just can tighten bolt.Present embodiment is leaned on by opening up square groove, connecting terminal 8 on the side wall of shell 1
Nearly square groove is arranged and is fixed on the inclined-plane of attachment base 5, when Switching Power Supply connects external equipment, need to only tilt screwdriver and be inserted into
Square groove just can contact the screw on connecting terminal 8, and present embodiment has the advantages that easy to operate, easy to use.
In view of attachment base 5 needs to insulate, it is equipped with insulating layer 21 in the lower surface of attachment base 5, power output end is sequentially worn
It is electrically connected after crossing insulating layer 21, attachment base 5 with the input terminal of connecting terminal 8.Since the attachment base 5 of present embodiment uses aluminium
It is made, by the way that insulating layer 21 is arranged in the bottom surface of attachment base 5, so that attachment base 5 is insulated, when preventing trial operation after operator's wiring
Electric shock.
For the ease of tightening screw, the height of square groove is greater than the height of attachment base 5 in present embodiment, in practical manufacture
In, preferably the height of square groove is greater than two times of 5 height of attachment base.In wiring, screwdriver is convenient for tightening screw in this way.
Since the shell of Switching Power Supply is exposed for a long time in air, the particulate matter in air can be from through-hole access switch power supply
Inside pollutes Switching Power Supply inside.Therefore, present embodiment is equipped with sealing cover, the sealing cover at the square groove of shell 1
It is made of rubber material, sealing cover is equipped with cable-through hole, and sealing cover and square groove are interference fitted.Due to the connection of sealing cover and square groove
Mode is the prior art, and present embodiment repeats no more.By the way that sealing cover is arranged at square groove, sealing cover can be prevented in air
Solid particulate matter enters inside shell 1, to guarantee the neat and tidy inside Switching Power Supply.
In order to accelerate to radiate, the attachment base 5 of present embodiment is made of aluminium, and the vertical plane of attachment base 5 is equipped with multiple
The radiating fin being vertically arranged, the radiating fin oblique cutting is on the vertical plane of attachment base 5, and the root of radiating fin and the fixed company of vertical plane
It connects.Present embodiment is made by the way that radiating fin, attachment base 5 are arranged on the vertical plane of attachment base 5 of aluminium, accelerating circuit plate 6
The efficiency of transmission of upper heat has the effect of accelerating heat dissipation.
Tool of the series of detailed descriptions listed above only for the feasible embodiment of the utility model
Body explanation, they are all without departing from made by the utility model skill spirit not to limit the protection scope of the utility model
Equivalent implementations or change should be included within the scope of protection of this utility model.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (5)
1. a kind of Switching Power Supply convenient for wiring, including shell (1), radiator (2), circuit board (6), for connecting external equipment
Connecting terminal (8), the connecting terminal (8) is electrically connected with the power output end of Switching Power Supply, on the side wall of the shell (1)
Square groove is offered, the connecting terminal (8) is arranged close to square groove, and the radiator (2) and circuit board (6) are located in shell (1)
Portion, and radiator (2) is mounted on circuit board (6), which is characterized in that the circuit board (6) is equipped at least two attachment bases
(5), the longitudinal section of the attachment base (5) is right angled triangle, horizontal plane and electricity on the attachment base (5) where level right angle side
The upper surface of road plate (6) is fixedly connected, and the inclined-plane of the attachment base (5) closes on square groove setting；
Connecting plate is equipped between two adjacent attachment bases (5), the upper surface of the connecting plate and the inclined-plane of attachment base (5) hang down
Directly, the connecting terminal (8) is mounted on connecting plate.
2. the Switching Power Supply according to claim 1 convenient for wiring, which is characterized in that the lower surface of the attachment base (5)
Equipped with insulating layer, the power output end sequentially passes through the input terminal of insulating layer, attachment base (5) afterwards with connecting terminal (8) and is electrically connected
It connects.
3. the Switching Power Supply according to claim 1 or 2 convenient for wiring, which is characterized in that the height of the square groove is greater than
Two times of attachment base (5) height.
4. the Switching Power Supply according to claim 1 convenient for wiring, which is characterized in that set at the square groove of the shell (1)
There is sealing cover, which is made of rubber material, and the sealing cover is equipped with cable-through hole, and the sealing cover is matched with square groove interference
It closes.
5. the Switching Power Supply according to claim 1 or 4 convenient for wiring, which is characterized in that the attachment base (5) is by aluminium
It is made, the vertical plane of the attachment base (5) is equipped with multiple radiating fins being vertically arranged, and the radiating fin oblique cutting is in attachment base (5)
Vertical plane on, and the root of radiating fin is fixedly connected with vertical plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820994767.4U CN208285206U (en) | 2018-06-27 | 2018-06-27 | A kind of Switching Power Supply convenient for wiring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820994767.4U CN208285206U (en) | 2018-06-27 | 2018-06-27 | A kind of Switching Power Supply convenient for wiring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208285206U true CN208285206U (en) | 2018-12-25 |
Family
ID=64699435
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820994767.4U Active CN208285206U (en) | 2018-06-27 | 2018-06-27 | A kind of Switching Power Supply convenient for wiring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208285206U (en) |
-
2018
- 2018-06-27 CN CN201820994767.4U patent/CN208285206U/en active Active
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