CN212511043U

CN212511043U - Plastic part structure of LED lamp bulb external member

Info

Publication number: CN212511043U
Application number: CN202021649946.8U
Authority: CN
Inventors: 赵如珍; 白创峰
Original assignee: Hangzhou Lin'an Yuzhong Lighting Appliance Co ltd
Current assignee: Hangzhou Lin'an Yuzhong Lighting Appliance Co ltd
Priority date: 2020-08-10
Filing date: 2020-08-10
Publication date: 2021-02-09
Anticipated expiration: 2030-08-10

Abstract

The utility model relates to a LED lighting technology field especially relates to a piece structure of moulding of LED lamp bulb external member, has solved the poor technical problem of pedestal structure heat dispersion among the prior art. The utility model provides a mould a structure of LED lamp bulb external member, including the pedestal body, the pedestal body includes that the shell is with metal lining shell, is provided with the heat dissipation arch on the metal lining shell, and the heat dissipation arch extends to the shell. The shell is provided with a matching part, one end of the matching part is open, and the shell is provided with a heat dissipation convex rib. In the scheme, the metal lining shell can effectively improve the heat dissipation performance of the seat body, has good heat conduction capacity, and is not easy to cause the problem of local overheating in the seat body structure. The metal lining shell distributes heat out rapidly through the shell, and heat dispersion performance of the seat body structure is improved. The arrangement of the heat dissipation protrusions and the heat dissipation ribs further improves the heat dissipation efficiency of the seat structure.

Description

Plastic part structure of LED lamp bulb external member

Technical Field

The utility model relates to a LED illumination technical field especially relates to a piece structure of moulding of LED lamp bulb external member.

Background

The LED lamp is one of lighting lamps, and is widely applied due to the advantages of energy conservation and long service life. The LED lamp generally includes a light emitting chip, a power supply circuit, and a lamp body, wherein the power supply circuit converts the commercial power into electric energy applicable to the light emitting chip for the light emitting chip. The light emitted by the light emitting chip has directivity, so that the illumination range of the LED lamp is small, and the application range of the LED lamp is limited.

In the prior art, the LED lamp can generate a large amount of heat energy in the working process, and the heat energy is not timely dissipated, so that the service life and the stability of the lamp are influenced. Therefore, in the prior art, the heat generating device of the lamp is generally disposed on the lamp holder, and the lamp holder is utilized to dissipate heat, so as to improve the heat dissipating efficiency of the heat generating device. However, the seat body in the prior art has unreasonable structure and poor heat dissipation performance, and restricts the application of the lamp.

SUMMERY OF THE UTILITY MODEL

The utility model provides a mould a structure of LED lamp bulb external member has solved the poor technical problem of pedestal structure heat dispersion among the prior art.

The technical scheme for solving the technical problems comprises the following steps:

the utility model provides a LED lamp bulb external member mould a structure, includes the pedestal body, the pedestal body include the shell and set up in metal lining shell in the shell be provided with the heat dissipation arch on the metal lining shell, the heat dissipation arch to the shell extends be provided with on the shell with the protruding complex cooperation portion of heat dissipation, the one end of cooperation portion is open, the shell includes main aspects and tip, the open one end of cooperation portion is located the main aspects of shell still be provided with the protruding muscle of heat dissipation on the shell, the protruding muscle of heat dissipation set up in the both sides of cooperation portion.

The utility model provides a mould a structure of LED lamp bulb external member, including the pedestal body, the pedestal body includes that the shell is with metal lining shell, is provided with the heat dissipation arch on the metal lining shell, and the heat dissipation arch extends to the shell. The shell is provided with a matching part, one end of the matching part is open, and the shell is provided with a heat dissipation convex rib. In the scheme, the metal lining shell can effectively improve the heat dissipation performance of the seat body, has good heat conduction capacity, and is not easy to cause the problem of local overheating in the seat body structure. The metal lining shell distributes heat out rapidly through the shell, and heat dispersion performance of the seat body structure is improved. The arrangement of the heat dissipation protrusions and the heat dissipation ribs further improves the heat dissipation efficiency of the seat structure.

Preferably, the matching part is a groove body arranged on the shell, and the groove body penetrates through the shell.

In this scheme, the setting of cell body makes during the heat dissipation arch exposes in the air, has improved the radiating efficiency of metal lining shell.

Preferably, the housing further has a cover plate, the cover plate covers the groove body, the groove body and the cover plate are matched to form an accommodating cavity, and the heat dissipation protrusion is located in the accommodating cavity.

In this scheme, the setting of cover plate has increased the area of contact of shell with the air, has improved the radiating efficiency of shell to, the cover plate can cover the metal lining shell, plays the function of protection metal lining shell, has prolonged the life of metal lining shell.

Preferably, the heat dissipating protrusion includes a guide portion, and the guide portion and the heat dissipating protrusion are of an integral structure.

In this scheme, the setting of guide portion makes metal lining shell easily assemble with the shell, has reduced the manufacturing cost of pedestal structure.

Preferably, the guide portion is an arc chamfer disposed on the heat dissipation protrusion, or the guide portion is a semicircular guide head disposed on the heat dissipation protrusion.

In this scheme, guide portion has multiple scheme, has reduced the manufacturing cost of metal lining shell.

Preferably, at least two heat dissipation ribs are arranged between every two adjacent matching parts, and every two adjacent heat dissipation ribs are parallel to each other.

In this scheme, the protruding muscle of heat dissipation is easily processed to, the protruding muscle of heat dissipation can in time distribute out the bellied heat of heat dissipation, has optimized the heat dispersion of pedestal structure.

Preferably, the cross section of the heat dissipation rib is rectangular, and the heat dissipation rib and the shell are of an integrated structure.

In this scheme, the protruding muscle of heat dissipation has higher bending strength, has improved the intensity of pedestal structure, has prolonged the life of pedestal structure.

Preferably, the small end of the housing is provided with an extension part, the extension part is cylindrical, an external thread is arranged on the outer side wall of the extension part, an installation groove is arranged on the inner side wall of the extension part, the installation groove is formed by ribs arranged on the inner side wall of the extension part, the ribs and the extension part are of an integrated structure, and the extension part and the housing are of an integrated structure.

In this scheme, the setting of extension mainly used makes the pedestal structure assemble with other characteristics, has optimized the performance of pedestal structure. The device in the pedestal structure can be fixed a position to the setting of mounting groove, has optimized the performance of pedestal structure.

Drawings

For purposes of explanation, several embodiments of the disclosed technology are set forth in the following figures. The following drawings are incorporated herein and constitute a part of the detailed description. In some instances, well-known structures and components are shown in block diagram form in order to avoid obscuring the concepts of the disclosed subject technology.

Fig. 1 is a schematic illustration of one embodiment of the present disclosure.

Fig. 2 is a schematic view of the internal structure of fig. 1.

FIG. 3 is a schematic view of one embodiment of a metal lined shell.

Detailed Description

The specific embodiments illustrated below are intended as descriptions of various configurations of the subject technology of the present disclosure and are not intended to represent the only configurations in which the subject technology of the present disclosure may be practiced. Specific embodiments include specific details for the purpose of providing a thorough understanding of the presently disclosed subject matter technology. It will be apparent, however, to one skilled in the art that the disclosed subject matter technology is not limited to the specific details shown herein and may be practiced without these specific details.

Referring to fig. 1, 2 and 3, a plastic part structure of an LED lamp bulb kit comprises a base body 1, wherein the base body 1 comprises a housing 101 and a metal lining shell 102 arranged in the housing 101, a heat dissipation protrusion 103 is arranged on the metal lining shell 102, the heat dissipation protrusion 103 extends towards the housing 101, a matching portion 104 matched with the heat dissipation protrusion 103 is arranged on the housing 101, one end of the matching portion 104 is open, the housing 101 comprises a large end and a small end, the open end of the matching portion 104 is located at the large end of the housing 101, a heat dissipation convex rib 105 is further arranged on the housing 101, and the heat dissipation convex rib 105 is arranged on two sides of the matching portion 104.

The metal lining shell 102 and the outer shell 101 may be bonded together by a thermally conductive adhesive. The metal lining shell 102 may also be fixed with the outer shell 101 by other schemes, the connection mode of the metal lining shell 102 and the outer shell 101 is not limited, and those skilled in the art can configure the metal lining shell appropriately as needed.

The heat dissipating protrusion 103 and the metal lining shell 102 are of an integral structure, specifically, the heat dissipating protrusion 103 may be formed by a thickened portion of the metal lining shell 102, the specific forming manner of the heat dissipating protrusion 103 is not limited, and those skilled in the art may reasonably configure the heat dissipating protrusion as required.

The fitting portion 104 is open at one end, and the metal shell 102 is easily assembled with the outer case 101, i.e., the metal shell 102 is inserted into the outer case 101 from one end of the outer case 101 and then fixed.

In this embodiment, the metal lining shell 102 improves the heat dissipation efficiency of the seat structure, and the metal lining shell 102 improves the strength of the seat structure and prolongs the service life of the seat structure.

The arrangement of the heat dissipation protrusions 103 and the heat dissipation ribs 105 can effectively improve the heat dissipation efficiency of the seat structure, and optimize the use performance of the seat structure.

In some possible embodiments, the fitting portion 104 is a slot disposed on the housing 101, and the slot penetrates through the housing 101.

In this embodiment, the heat dissipating protrusion 103 is exposed to the air, and in order to further improve the heat dissipating efficiency of the heat dissipating protrusion 103, a heat dissipating fin may be disposed on the heat dissipating protrusion 103, and the heat dissipating fin and the heat dissipating protrusion 103 are of an integrated structure.

The heat dissipation fins can further increase the contact area between the heat dissipation protrusions 103 and the air, and improve the heat dissipation efficiency of the seat structure.

In some possible embodiments, the housing 101 further has a cover 106, the cover 106 covers the slot, and the slot and the cover 106 cooperate to form a receiving cavity, and the heat dissipating protrusion 103 is located in the receiving cavity.

When the heat dissipation structure is implemented, the heat dissipation protrusion 103 should not be provided with heat dissipation fins, so as to reduce the volume of the seat structure.

The cover plate 106 and the housing 101 are integrated, and the cover plate 106 plays a role of protecting the heat dissipation protrusion 103, so that rusting or other failure of the metal lining shell 102 is avoided, and the service life of the metal lining shell 102 is prolonged.

In some possible embodiments, the heat dissipating protrusion 103 includes a guiding portion 107, and the guiding portion 107 and the heat dissipating protrusion 103 are of an integral structure.

The guide portion 107 is an arc chamfer disposed on the heat dissipating protrusion 103, or the guide portion 107 is a semicircular guide head disposed on the heat dissipating protrusion 103.

The provision of the guide portion 107 makes it easy to assemble the metal lining shell 102 with the outer shell 101, and in particular, the metal lining shell 102 is inserted into the outer shell 101 from one end of the outer shell 101, and therefore, the provision of the guide portion 107 makes it easier to assemble the metal lining shell 102.

In some possible embodiments, at least two heat dissipation ribs 105 are disposed between two adjacent matching portions 104, and two adjacent heat dissipation ribs 105 are parallel to each other.

The cross section of the heat dissipation rib 105 is rectangular, and the heat dissipation rib 105 and the housing 101 are of an integrated structure.

The cross-sectional shape of the heat dissipating ribs 105 may be other shapes, and is not limited thereto, and may be freely configured by those skilled in the art.

In some possible embodiments, the small end of the housing 101 has an extension 108, the extension 108 is cylindrical, an external thread is disposed on an outer side wall of the extension 108, an installation groove 109 is disposed on an inner side wall of the extension 108, the installation groove 109 is formed by a rib 110 disposed on an inner side wall of the extension 108, the rib 110 and the extension 108 are of an integral structure, and the extension 108 and the housing 101 are of an integral structure.

In this embodiment, the mounting groove 109 is mainly used for clamping corresponding devices, such as a circuit board, and the like, so that the seat body is reasonable in structure, and the performance of the seat body structure is optimized.

While the subject matter of the present disclosure and its corresponding details have been described above, it is to be understood that the above description is only illustrative of some embodiments of the subject matter of the present disclosure and that some of the details may be omitted from the detailed description. In addition, in some embodiments disclosed above, there are no parallel alternatives to the various embodiments, and therefore, the above embodiments can be freely combined to achieve better implementation.

Other configurations of details or figures may be derived by those skilled in the art in practicing the presently disclosed subject matter, as well as figures, and it will be apparent that such details are within the scope of the presently disclosed subject matter and are covered by the presently disclosed subject matter without departing from the presently disclosed subject matter.

Claims

1. The utility model provides a LED lamp bulb external member mould a structure, includes pedestal body (1), its characterized in that: the seat body (1) comprises a shell (101) and a metal lining shell (102) arranged in the shell (101), wherein a heat dissipation protrusion (103) is arranged on the metal lining shell (102), the heat dissipation protrusion (103) extends towards the shell (101), a matching part (104) matched with the heat dissipation protrusion (103) is arranged on the shell (101), one end of the matching part (104) is open, the shell (101) comprises a big end and a small end, one open end of the matching part (104) is located at the big end of the shell (101), a heat dissipation convex rib (105) is further arranged on the shell (101), and the heat dissipation convex rib (105) is arranged on two sides of the matching part (104).

2. The plastic member structure of the LED lamp bulb set according to claim 1, wherein: the matching part (104) is a groove body arranged on the shell (101), and the groove body penetrates through the shell (101).

3. The plastic member structure of the LED lamp bulb set according to claim 2, wherein: the shell (101) is further provided with a cover plate (106), the cover plate (106) covers the groove body, the groove body and the cover plate (106) are matched to form an accommodating cavity, and the heat dissipation protrusion (103) is located in the accommodating cavity.

4. The plastic member structure of the LED lamp bulb set according to claim 1, wherein: the heat dissipation protrusion (103) comprises a guide part (107), and the guide part (107) and the heat dissipation protrusion (103) are of an integrated structure.

5. The plastic part structure of the LED lamp bulb kit according to claim 4, wherein: the guide part (107) is an arc chamfer arranged on the heat dissipation protrusion (103), or the guide part (107) is a semicircular guide head arranged on the heat dissipation protrusion (103).

6. The plastic member structure of the LED lamp bulb set according to claim 1, wherein: at least two heat dissipation convex ribs (105) are arranged between every two adjacent matching parts (104), and every two adjacent heat dissipation convex ribs (105) are parallel to each other.

7. The plastic part structure of the LED lamp bulb kit according to claim 6, wherein: the cross section of the heat dissipation convex rib (105) is rectangular, and the heat dissipation convex rib (105) and the shell (101) are of an integrated structure.

8. The plastic member structure of the LED lamp bulb set according to claim 1, wherein: the tip of shell (101) has extension (108), extension (108) are cylindricly, be provided with the external screw thread on the lateral wall of extension (108) be provided with mounting groove (109) on the inside wall of extension (108), mounting groove (109) are by set up in rib (110) on extension (108) inside wall form, rib (110) with extension (108) formula structure as an organic whole, extension (108) with shell (101) formula structure as an organic whole.