CN212618187U

CN212618187U - LED lamp bead radiator

Info

Publication number: CN212618187U
Application number: CN202021883282.1U
Authority: CN
Inventors: 刘晓波
Original assignee: Shenzhen Qianyou Dengzhu R & D Technology Co ltd
Current assignee: Shenzhen Qianyou Dengzhu R & D Technology Co ltd
Priority date: 2020-08-31
Filing date: 2020-08-31
Publication date: 2021-02-26
Anticipated expiration: 2030-08-31

Abstract

The utility model discloses a LED lamp bead radiator, including the PCB board, install a plurality of lamp pearls on the PCB board, be provided with the radiator that is used for the heat dissipation to the lamp pearl on the PCB board, the radiator is including setting up the baffle on the PCB board, be provided with a plurality of cloth lamp holes on the baffle, a lamp pearl is arranged in a cloth lamp hole, be provided with the portion of bending on the baffle, the portion of bending extends to the back of PCB board, connect through the protection flexible cover between the side of portion of bending and PCB board, be formed with the inner chamber in the protection flexible cover; the baffle is provided with a plurality of rows of grooves which are communicated with the adjacent lamp distribution holes, elastic heat absorbing sheets are fixed in the grooves, and the elastic heat absorbing sheets are connected with the baffle in a floating manner. The utility model has good heat dissipation effect; can form good protection to the lamp pearl, increase the effect of resistance to compression, dust removal, dehumidification for the lamp pearl is not fragile, and life is longer.

Description

LED lamp bead radiator

Technical Field

The utility model relates to a lamp pearl heat dissipation field, concretely relates to LED lamp pearl radiator.

Background

The English language of the LED is light emitting diode, and the LED lamp bead is the English abbreviation of the LED which is called LED for short, which is a popular name. LED lamp pearl often installs on the PCB board.

The existing LED lamp bead is not easy to damage due to the fact that the heat generated by the LED lamp bead is more after being installed and fixed, and the heat dissipation is not timely. The existing heat dissipation method generally carries out heat dissipation through heat dissipation fins, but the heat dissipation effect is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a LED lamp pearl radiator that can solve above-mentioned problem, lamp pearl and PCB board are not fragile.

The utility model discloses a realize through following technical scheme: a LED lamp bead radiator comprises a PCB, wherein a plurality of lamp beads are mounted on the PCB, a radiator for radiating the lamp beads is arranged on the PCB, the radiator comprises a baffle plate arranged on the PCB, a plurality of lamp holes are formed in the baffle plate, one lamp bead is arranged in one lamp hole, a bending part is arranged on the baffle plate, the bending part extends to the back surface of the PCB, the bending part is connected with the side surface of the PCB through a protective soft sleeve, and an inner cavity is formed in the protective soft sleeve; the baffle is provided with a plurality of rows of grooves which are communicated with the adjacent lamp distribution holes, elastic heat absorbing sheets are fixed in the grooves, and the elastic heat absorbing sheets are connected with the baffle in a floating manner.

As the preferred technical scheme, the baffle is not contacted with the lamp beads, the lamp beads are installed and fixed on the front surface of the PCB, and the lamp beads protrude out of the baffle.

As the preferred technical scheme, the baffle and the bending part are of an integrated structure, and the bottom of the bending part is fixed with the PCB.

As a preferred technical scheme, the protective soft sleeve is made of soft rubber, one side of the protective soft sleeve is fixedly bonded with the baffle, one side of the protective soft sleeve is provided with a clamping groove, and the side surface of the PCB is inserted into the clamping groove and is fixed by heat-conducting glue; the protective soft sleeve is provided with a plurality of air holes communicated with the inner cavity, and the air holes are arranged towards the lamp beads.

As a preferred technical scheme, the elastic heat absorbing sheet comprises a colloid soft block and a metal heat absorbing sheet which are fixed in the groove, one side of the colloid soft block is provided with an installation groove, the metal heat absorbing sheet is fixed in the installation groove, and the metal heat absorbing sheet extends into the lamp hole; a gas storage cavity is arranged in the colloid soft block, and helium is stored in the gas storage cavity.

The utility model has the advantages that: the utility model has good heat dissipation effect; can form good protection to the lamp pearl, increase the effect of resistance to compression, dust removal, dehumidification for the lamp pearl is not fragile, and life is longer.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a top view of the present invention

Fig. 2 is a top partial sectional view of the present invention;

fig. 3 is a front view of the elastic heat absorbing sheet of the present invention.

Detailed Description

All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.

This specification includes any features disclosed in the appended claims, abstract and drawings, which are, unless expressly stated otherwise, replaceable with other equivalent or similarly purposed alternative features. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.

In the description of the present invention, it is to be understood that the terms "one end", "the other end", "the outside", "upper", "inside", "horizontal", "coaxial", "central", "end", "length", "outer end", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, in the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

The use of terms herein such as "upper," "above," "lower," "below," and the like in describing relative spatial positions is for the purpose of facilitating description to describe one element or feature's relationship to another element or feature as illustrated in the figures. The spatially relative positional terms may be intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "below" can encompass both an orientation of above and below. The device may be otherwise oriented 90 degrees or at other orientations and the spatially relative descriptors used herein interpreted accordingly.

In the present invention, unless otherwise explicitly specified or limited, the terms "set", "coupled", "connected", "penetrating", "plugging", and the like are to be understood in a broad sense, and may be, for example, fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

As shown in fig. 1 to 3, the lamp includes a PCB 1, a plurality of lamp beads 2 are mounted on the PCB 1, a heat sink for dissipating heat of the lamp beads 2 is disposed on the PCB 1, the heat sink includes a baffle 3 (made of elastic plastic or rubber) disposed on the PCB 1, a plurality of lamp holes 311 are disposed on the baffle 3, one lamp bead 2 is disposed in one lamp hole 311, a bending portion 5 is disposed on the baffle 3, the bending portion 5 extends to the back of the PCB 1, the bending portion 5 is connected to the side of the PCB 1 through a protective soft sleeve 6, and an inner cavity 611 is formed in the protective soft sleeve 6; the baffle 3 is provided with a plurality of rows of grooves 322, the grooves 322 are communicated with the adjacent lamp distribution holes 311, the elastic heat absorbing sheets 7 are fixed in the grooves 322, and the elastic heat absorbing sheets 7 are connected with the baffle 3 in a floating mode.

Wherein, contactless between baffle 3 and the lamp pearl 2, the front at PCB board 1 is fixed in the installation of lamp pearl 2, and lamp pearl 2 protrusion sets up in baffle 3.

Wherein, the structure of

baffle

3 and 5 formula of bending as an organic whole, the bottom and the PCB board 1 of 5 of bending are fixed mutually. The bottom of PCB board is protected to the portion of bending.

The protective soft sleeve 6 is made of soft rubber, one side of the protective soft sleeve 6 and the baffle 3 are fixed through strong glue in a bonding mode, a clamping groove 110 is formed in one side of the protective soft sleeve 6, and the side face of the PCB 1 is inserted into the clamping groove 110 and fixed through heat conducting glue; the protective soft sleeve 6 is provided with a plurality of air holes 616 communicated with the inner cavity 611, and the air holes 616 are arranged towards the lamp beads 2.

The elastic heat absorbing sheet 7 comprises a colloid soft block 711 and a metal heat absorbing sheet 712 which are fixed in the groove 322 through strong glue, one side of the colloid soft block 711 is provided with an installation groove, the metal heat absorbing sheet 712 is fixed in the installation groove through strong glue, and the metal heat absorbing sheet 712 extends into the lamp hole 311; the inside of the soft rubber block 711 is provided with a gas storage cavity 713, and helium gas is stored in the gas storage cavity 713. The surface of the colloid soft block can be provided with heat insulation paint.

Among this technical scheme, protect whole PCB board and lamp pearl through the baffle, be provided with unsteady elasticity heat-absorbing sheet on the baffle, the metal heat-absorbing sheet on the elasticity heat-absorbing sheet is copper, is close to the lamp pearl setting, can the heat that the lamp pearl gived off fast to the soft piece of colloid of easy motion has driven the motion of metal heat-absorbing sheet, and the metal heat-absorbing sheet of being convenient for gives off fast absorbing heat.

The protection soft cover of side plays the protection to PCB board and lamp pearl side, and in case the motion appears in the soft cover of protection, easily extrude the air current from its inner chamber, and the air current passes through the bleeder vent and acts on the lamp pearl, further does benefit to inside heat dissipation.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.

Claims

1. The utility model provides a LED lamp pearl radiator, includes PCB board (1), installs a plurality of lamp pearls (2) on PCB board (1), is provided with on PCB board (1) to be used for the radiating radiator of lamp pearl (2), its characterized in that: the radiator comprises a baffle (3) arranged on the PCB (1), a plurality of lamp holes (311) are formed in the baffle (3), one lamp bead (2) is arranged in one lamp hole (311), a bending part (5) is arranged on the baffle (3), the bending part (5) extends to the back of the PCB (1), the bending part (5) is connected with the side surface of the PCB (1) through a protective soft sleeve (6), and an inner cavity (611) is formed in the protective soft sleeve (6); the baffle (3) is provided with a plurality of rows of grooves (322), the grooves (322) are communicated with the adjacent lamp distribution holes (311), the elastic heat absorbing sheets (7) are fixed in the grooves (322), and the elastic heat absorbing sheets (7) are connected with the baffle (3) in a floating mode.

2. The LED lamp bead heat sink of claim 1, wherein: contactless between baffle (3) and lamp pearl (2), the front at PCB board (1) is fixed in the installation of lamp pearl (2), and lamp pearl (2) protrusion sets up in baffle (3).

3. The LED lamp bead heat sink of claim 1, wherein: the baffle (3) and the bending part (5) are of an integrated structure, and the bottom of the bending part (5) is fixed with the PCB (1).

4. The LED lamp bead heat sink of claim 1, wherein: the protective soft sleeve (6) is made of soft rubber, one side of the protective soft sleeve (6) is fixedly bonded with the baffle (3), a clamping groove (110) is formed in one side of the protective soft sleeve (6), and the side face of the PCB (1) is inserted into the clamping groove (110) and is fixed through heat-conducting glue; the protective soft sleeve (6) is provided with a plurality of air holes (616) communicated with the inner cavity (611), and the air holes (616) are arranged towards the lamp beads (2).

5. The LED lamp bead heat sink of claim 1, wherein: the elastic heat absorbing sheet (7) comprises a colloid soft block (711) and a metal heat absorbing sheet (712) which are fixed in the groove (322), one side of the colloid soft block (711) is provided with an installation groove, the metal heat absorbing sheet (712) is fixed in the installation groove, and the metal heat absorbing sheet (712) extends into the lamp distribution hole (311); a gas storage cavity (713) is arranged in the colloid soft block (711), and helium is stored in the gas storage cavity (713).