CN208954977U - A kind of New single-phase rectifier bridge - Google Patents

Abstract

The utility model discloses a kind of New single-phase rectifier bridges, including radiator body, the radiator body includes vertical frame plate and blast pipe, there are two the vertical frame plate is arranged altogether, and transverse frame plate is fixedly installed between the middle part of two vertical frame plates, the upper surface middle part of the transverse frame plate is fixedly installed with mounting box, the inside of the mounting box is eccentrically mounted rectifier bridge main body, the rectifier bridge main body and the close side of mounting box are provided with narrow slot, the rectifier bridge main body and the separate side of mounting box are provided with wide gap, the upper surface of the rectifier bridge main body is mounted on pin with corresponding position at the center of four edges, the lower surface of the transverse frame plate is equipped with eccentric heat dissipating ring, the utility model is provided with the rectifier bridge main body being eccentrically mounted inside mounting box, so that, rectifier bridge main body and the wide gap of mounting box stroke and narrow slot, Naturally in this flow process, what the flow velocity of wind was to speed up, so wind can take away the heat of rectifier bridge main body, so that good heat dissipation effect.

Description

A kind of New single-phase rectifier bridge

Technical field

The utility model relates to rectifier bridge technical field, specially a kind of New single-phase rectifier bridge.

Background technique

In the prior art, a kind of single-phase rectification bridge is integral by its gantry and heat dissipation device combination, easy to use.It should Rectifier bridge gantry is connected and composed by bottom plate, extraction electrode and diode chip for backlight unit by rectifier circuit, and is arranged in the radiator In upper corresponding notch, insulation silicon cloth is set between rectifier bridge gantry bottom and radiator, makes rectifier bridge gantry and radiator Between insulate, epoxy resin by rectifier bridge gantry encapsulation be fixed on the radiator, such rectifier bridge gantry is combined into radiator Integrally formed rectifier bridge product.But there is also have the disadvantage that for the rectifier bridge product: its diode chip cooling mainly passes through Rectifier bridge gantry bottom reaches radiator, and heat dissipation effect is not ideal enough, is influenced when longevity of service on product reliability.

Utility model content

The purpose of this utility model is to provide a kind of New single-phase rectifier bridges, it is intended to improve that heat dissipation effect is bad to ask Topic.

The utility model is realized in this way:

A kind of New single-phase rectifier bridge, including radiator body, the radiator body include vertical frame plate and blast pipe, institute It states there are two vertical frame plate is arranged altogether, and is fixedly installed with transverse frame plate between the middle part of two vertical frame plates, the upper table of the transverse frame plate Middle face is fixedly installed with mounting box, and the inside of the mounting box is eccentrically mounted a rectifier bridge main body, the rectifier bridge main body with The close side of mounting box is provided with narrow slot, and the rectifier bridge main body and the separate side of mounting box are provided with wide gap, institute It states corresponding position at the upper surface of rectifier bridge main body and the center of four edges and is mounted on pin, the lower surface of the transverse frame plate Eccentric heat dissipating ring is installed, the bias heat dissipating ring is provided at least four, and four eccentric heat dissipation ring diameters altogether and successively decreases step by step, And four equal eccentric settings of eccentric heat dissipating ring.

Further, the upper surface of transverse frame plate position corresponding with rectifier bridge main body is provided with heat conductive silica gel.

Further, the eccentric heat dissipating ring is set as heat dissipation ring width gap close to the side in wide gap, and the bias dissipates Hot ring is set as heat dissipating ring narrow slot far from the side in wide gap.

Further, the blast pipe is provided with three rows, four row altogether, and one end of blast pipe pass through vertical frame plate, mounting box into Enter the inside of narrow slot.

Compared with prior art, the utility model has the beneficial effects that 1, the utility model, which is provided with, is eccentrically mounted at peace Rectifier bridge main body inside mounted box, so that, rectifier bridge main body and the wide gap of mounting box stroke and narrow slot, natural wind pass through air inlet Pipe enters the inside of narrow slot, the inside in wide gap is flowed in the inside of mounting box into the natural wind inside narrow slot, at this In a flow process, what the flow velocity of wind was to speed up, so wind can take away the heat of rectifier bridge main body, and most of heat due to The reason of wind direction, can be gathered in the inside in wide gap, and leniently gap sheds heat a part inside this time width gap, another portion Divide the inside for entering eccentric heat dissipating ring by heat conductive silica gel, so that good heat dissipation effect, radiating efficiency is high；

2, the natural wind of eccentric setting heat dissipating ring, lower section flows into the interior of heat dissipation ring width gap by heat dissipating ring narrow slot Portion, wind speed still can be accelerated at this time, the natural wind of quickening into the heat that can be taken away during flowing inside eccentric heat dissipating ring, To further reinforce heat sinking function.

Detailed description of the invention

It, below will be to required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment The attached drawing used is briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore not It should be considered as the restriction to range, for those of ordinary skill in the art, without creative efforts, It can also be obtained according to these attached drawings other relevant attached drawings.

Fig. 1 is the utility model entirety perspective view；

Fig. 2 is the main view of the utility model；

Fig. 3 is the bottom view of the utility model bias heat dissipating ring.

In figure: 1, radiator body；11, vertical frame plate；12, transverse frame plate；13, eccentric heat dissipating ring；131, heat dissipation ring width gap； 132, heat dissipating ring narrow slot；14, mounting box；141, narrow slot；142, wide gap；15, blast pipe；2, rectifier bridge main body；3, draw Foot；4, heat conductive silica gel.

Specific embodiment

It is practical below in conjunction with this to keep the purposes, technical schemes and advantages of the utility model embodiment clearer The technical solution in the utility model embodiment is clearly and completely described in attached drawing in novel embodiment, shows So, described embodiment is a part of embodiment of the utility model, rather than whole embodiments.It is practical based on this Embodiment in novel, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment is fallen within the protection scope of the utility model.Therefore, the implementation to the utility model provided in the accompanying drawings below The detailed description of mode is not intended to limit the range of claimed invention, but is merely representative of the utility model Selected embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative labor Every other embodiment obtained under the premise of dynamic, fall within the protection scope of the utility model.

In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", The orientation or positional relationship of the instructions such as " clockwise ", " counterclockwise " be based on the orientation or positional relationship shown in the drawings, be only for Convenient for description the utility model and simplify description, rather than the equipment of indication or suggestion meaning or element must have specifically Orientation is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.

In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or Implicitly include one or more of the features.The meaning of " plurality " is two or two in the description of the present invention, More than, unless otherwise specifically defined.

In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be Mechanical connection, is also possible to be electrically connected；It can be directly connected, two can also be can be indirectly connected through an intermediary The interaction relationship of connection or two elements inside element.It for the ordinary skill in the art, can basis Concrete condition understands the concrete meaning of above-mentioned term in the present invention.

In the present invention unless specifically defined or limited otherwise, fisrt feature the "upper" of second feature or it "lower" may include that the first and second features directly contact, and also may include that the first and second features are not direct contacts but lead to Cross the other characterisation contact between them.Moreover, fisrt feature includes above the second feature " above ", " above " and " above " One feature is right above second feature and oblique upper, or is merely representative of first feature horizontal height higher than second feature.First is special Sign is directly below and diagonally below the second feature including fisrt feature under the second feature " below ", " below " and " below ", or only Indicate that first feature horizontal height is less than second feature.

Referring to Fig.1 shown in -3, a kind of New single-phase rectifier bridge, including radiator body 1, radiator body 1 include vertical frame Plate 11 and blast pipe 15, for vertical frame plate 11 altogether there are two settings, vertical frame plate 11 plays whole supporting role, and two vertical frame plates 11 Middle part between be fixedly installed with transverse frame plate 12, for transverse frame plate 12 for installing mounting box 14, the upper surface middle part of transverse frame plate 12 is solid Dingan County is equipped with mounting box 14, and for mounting box 14 for installing rectifier bridge main body 2, the inside of mounting box 14 is eccentrically mounted rectifier bridge master Body 2, eccentrically mounted rectifier bridge main body 2 can make the gap size between rectifier bridge main body 2 and mounting box 14 different, crossbearer The upper surface of plate 12 position corresponding with rectifier bridge main body 2 is provided with heat conductive silica gel 4, and heat conductive silica gel 4 plays heat effect, rectification Bridge main body 2 and the close side of mounting box 14 are provided with narrow slot 141, and blast pipe 15 is provided with three rows, four row, and blast pipe altogether 15 one end passes through vertical frame plate 11, mounting box 14 enters the inside of narrow slot 141, and blast pipe 15 can enter the wind, so that wind enters The inside of narrow slot 141 is radiated to rectifier bridge main body 2, and rectifier bridge main body 2 and the separate side of mounting box 14 are provided with width Gap 142, natural wind accelerate flow velocity from narrow slot 141 into wide gap 142, so that heat dissipation is more preferable, rectifier bridge main body 2 Upper surface is mounted on pin 3 with corresponding position at the center of four edges, and the lower surface of transverse frame plate 12 is equipped with eccentric heat dissipation Ring 13, eccentric heat dissipating ring 13 play the role of heat dissipation, and eccentric heat dissipating ring 13 is provided at least four, and four eccentric heat dissipating rings altogether 13 diameters successively decrease step by step, and four equal eccentric settings of eccentric heat dissipating ring 13, eccentric heat dissipating ring 13 are set close to the side in wide gap 142 Be set to heat dissipation ring width gap 131, eccentric heat dissipating ring 13 is set as heat dissipating ring narrow slot 132 far from the side in wide gap 142, wind from Heat dissipating ring narrow slot 132, which enters the heat dissipation distinguished and admirable speed in ring width gap 131, to be accelerated, and heat dissipation effect is more preferable.

Working principle: for the use of the new type in terms of heat dissipation, natural wind enters the inside of narrow slot 141 by blast pipe 15, The inside in wide gap 142 is flowed in the inside of mounting box 14 into the natural wind inside narrow slot 141, in this flow process In, what the flow velocity of wind was to speed up, so wind can take away the heat of rectifier bridge main body 2, and most of heat is due to the original of wind direction Because that can be gathered in the inside in wide gap 142, leniently gap 142 sheds heat a part inside this time width gap 142, another portion Divide the inside for entering eccentric heat dissipating ring 13 by heat conductive silica gel 4, and the natural wind of lower section is dissipated by the inflow of heat dissipating ring narrow slot 132 The inside in hot ring width gap 131, wind speed still can be accelerated at this time, and the natural wind of quickening during flowing into can take away bias 13 internal heat of heat dissipating ring.

The device obtained by above-mentioned design has been able to satisfy the use of New single-phase rectifier bridge substantially, but in line with further complete It is apt to the objective of its function, designer has carried out further improvement to the device.

Above description is merely a prefered embodiment of the utility model, is not intended to limit the utility model, for For those skilled in the art, various modifications and changes may be made to the present invention.All spirit and original in the utility model Within then, any modification, equivalent replacement, improvement and so on be should be included within the scope of protection of this utility model.

Claims (4)

1. a kind of New single-phase rectifier bridge, including radiator body (1), it is characterised in that: the radiator body (1) includes perpendicular Frame plate (11) and blast pipe (15), there are two the total settings of the vertical frame plate (11), and solid between the middle part of two vertical frame plates (11) Dingan County is equipped with transverse frame plate (12), and the upper surface middle part of the transverse frame plate (12) is fixedly installed with mounting box (14), the mounting box (14) inside is eccentrically mounted to be had rectifier bridge main body (2), and the rectifier bridge main body (2) is arranged with mounting box (14) close side Have narrow slot (141), the rectifier bridge main body (2) and mounting box (14) separate side are provided with wide gap (142), described whole The upper surface of stream bridge main body (2) is mounted on pin (3) with corresponding position at the center of four edges, the transverse frame plate (12) Lower surface is equipped with eccentric heat dissipating ring (13), and the bias heat dissipating ring (13) is provided at least four, and four eccentric heat dissipations altogether Ring (13) diameter successively decreases step by step, and four eccentric heat dissipating ring (13) equal eccentric settings.

2. a kind of New single-phase rectifier bridge according to claim 1, which is characterized in that the upper surface of the transverse frame plate (12) Position corresponding with rectifier bridge main body (2) is provided with heat conductive silica gel (4).

3. a kind of New single-phase rectifier bridge according to claim 1, which is characterized in that the bias heat dissipating ring (13) is close The side of wide gap (142) is set as heat dissipation ring width gap (131), and the bias heat dissipating ring (13) is far from wide gap (142) Side is set as heat dissipating ring narrow slot (132).

4. a kind of New single-phase rectifier bridge according to claim 1, which is characterized in that the blast pipe (15) is provided with altogether Three rows, four row, and one end of blast pipe (15) passes through vertical frame plate (11), mounting box (14) enters the inside of narrow slot (141).