CN218095618U

CN218095618U - Projecting lamp with compact structure

Info

Publication number: CN218095618U
Application number: CN202222452329.4U
Authority: CN
Inventors: 纪振武
Original assignee: Foshan Nanhai Shanshan Electronic Technology Co ltd
Current assignee: Foshan Nanhai Shanshan Electronic Technology Co ltd
Priority date: 2022-09-16
Filing date: 2022-09-16
Publication date: 2022-12-20
Anticipated expiration: 2032-09-16

Abstract

The utility model discloses a projecting lamp with compact structure, which comprises a shell, wherein a plurality of reflecting cups are arranged in the cavity of the shell, a mounting groove is arranged in the shell, a lamp bead aluminum substrate is arranged in the mounting groove, the lamp bead aluminum substrate is provided with a plurality of LED lamp beads, the surface of the shell is provided with a plurality of first screw holes, a first screw is introduced into the first screw hole to tightly connect the shell, the lamp bead aluminum substrate and the reflecting cup, a power aluminum substrate is fixed on the inner wall of the shell behind the reflecting cup through a second screw, a plurality of matching columns are arranged at the rear end of the reflecting cup, the first screw is introduced into the second screw hole in the matching column, the projecting lamp realizes the tight connection of the shell, the lamp bead aluminum substrate and the reflecting cup through the first screw, the mounting groove can accurately mount the lamp bead aluminum substrate in the shell for fixation, and the matching column on the reflecting cup can improve the connection tightness of the first screw to the reflecting cup; the internal structure of the lamp is compact, so that the stability of the lamp in working is ensured.

Description

Projecting lamp with compact structure

Technical Field

The utility model relates to a lighting device field specifically is an inseparable profection lamp of structure.

Background

The projecting lamp is applied to vehicle and ship illumination or building decoration illumination, and needs to be arranged in an external environment for a long time, so that the compactness of the lamp structure needs to be kept in a stable state, otherwise, the structure of the lamp is easy to damage under the influence of the outside, and the projecting lamp cannot work normally.

Patent document (publication No. CN216591521U, patent name: a single-layer structure motor vehicle running lamp with a warning lamp, publication No. 2022, 05 and 24) discloses a motor vehicle running lamp, in which a reflective cup inside the running lamp is clamped in a housing by a buckle, and the position of the reflective cup is maintained to be stable by using an acting force generated when two ends of the reflective cup are abutted against the inner wall of the housing, so that the reflective cup expands with heat and contracts with cold when the lamp is turned off after working, when the shape of the reflective cup is changed, the buckle on the reflective cup and two ends of the reflective cup can not normally contact the inner wall of the housing, the reflective cup can be loosened, and when the reflective cup can not provide effective supporting function, the power supply driving and the LED aluminum substrate in the lamp can easily deviate in position, which affects the structure stability inside the lamp.

And, the PC board that some profection lamps set up outward is fixed through the adhesive, nevertheless because the PC board can extrude the adhesive when gluing with the adhesive, if the space in rubberizing groove is not enough to let the adhesive expand, the adhesive spills over in the cavity and the printing opacity face of PC board from the rubberizing groove easily, to influencing light irradiation effect and other parts's in the lamp install and remove and cause the influence.

The support on the current profection lamp is usually through bolt and nut complex mode erection joint, and the bolt need install and carry out screw hole processing on the profection lamp casing, and the screw hole is after carrying out drilling processing, still need carry out the processing of reaming and counter boring, and the processing operation is more, influences the production efficiency of profection lamp.

Therefore, there is a need to design a compact projector.

SUMMERY OF THE UTILITY MODEL

Aiming at the technical defects, the utility model provides a lamp bulb aluminum substrate and a reflection cup which are tightly connected through a first screw, wherein the lamp bulb aluminum substrate can be accurately installed in the shell for fixation through the installation groove, and the connection tightness of the first screw to the reflection cup can be improved through a matching column on the reflection cup; the inner structure of the lamp is compact, so that the projecting lamp with the stability during the operation of the lamp is ensured.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

the utility model provides a projecting lamp that structure is inseparable, includes the casing, be equipped with the anti-light cup of a plurality of in the cavity of casing, be equipped with the mounting groove in the casing, the aluminium base board of lamp pearl is installed to the mounting groove, the aluminium base board of lamp pearl is equipped with a plurality of LED lamp pearl, the surface of casing is equipped with the first screw hole of a plurality of, to let in first screw in the first screw hole makes casing, the aluminium base board of lamp pearl and anti-light cup three zonulae occludens, the casing inner wall at anti-light cup rear has the aluminium base board of power through the second screw fixation, the rear end of anti-light cup is equipped with a plurality of cooperation post, first screw lets in the second screw hole in the cooperation post.

Further, a PC board is arranged in the front end of the shell, an annular gluing groove is formed in the front end face of the shell, the cross section of the gluing groove in the vertical direction is in a step shape, and the PC board is matched with the gluing groove through adhesive glue.

Furthermore, the inner wall of the shell on the outer side of the mounting groove is provided with at least two limiting parts extending towards the front end of the shell, and the limiting parts are positioned on two sides of the lamp bead aluminum substrate.

Further, the rear end of casing is equipped with the incoming line, the outer shell outer wall in incoming line both sides is equipped with the support, the outer shell outer wall in incoming line both sides is equipped with the fixed plate, the fixed plate middle part is equipped with the through-hole, the through-hole fit has the bolt, the both sides of support tip are passed through the bolt and are connected with the fixed plate, are close to the fixed plate of incoming line side is equipped with the spacing groove, the bolt runs through the through-hole and has the nut in the cooperation of junction department, is close to the groove end portion of incoming line is equipped with the spacing groove that the shape is the same with the nut outline.

Furthermore, an included angle which is smaller than 180 degrees is formed by the limit groove which is close to the shell, and two sides of the nut are abutted against the wall surfaces of the fixed plates outside two sides of the limit groove.

The utility model has the advantages that:

the projection lamp realizes the tight connection of the shell, the lamp bead aluminum substrate and the reflecting cup through the first screw, the lamp bead aluminum substrate can be accurately installed in the shell for fixation through the installation groove, and the connection tightness of the first screw to the reflecting cup can be improved through the matching column on the reflecting cup; the lamp has a compact internal structure, so that the stability of the lamp during working is ensured.

Drawings

Fig. 1 is a schematic view of the internal structure of the projector lamp.

Fig. 2 is a schematic structural diagram of the reflector cup.

Fig. 3 is a schematic structural view of the front surface of the projection lamp.

Fig. 4 is a partially enlarged schematic view of a portion a in fig. 1.

Fig. 5 is a schematic structural diagram of the front surface of the housing.

Fig. 6 is a schematic view of the structure of the back of the projector.

Fig. 7 is a schematic structural view of the back of the housing.

In the figure, 1, a housing; 2. a cavity; 3. a light reflecting cup; 4. mounting grooves; 5. a lamp bead aluminum substrate; 6. LED lamp beads; 7. a first screw hole; 8. a first screw; 9. a second screw; 10. a power aluminum substrate; 11. bonding glue; 12. a PC board; 13. gluing a groove; 14. a support; 15. a mating post; 16. a second screw hole; 17. a wire inlet; 18. a fixing plate; 19. a through hole; 20. a bolt; 21. a nut; 22. a limiting groove; 23. a limiting part.

Detailed Description

As shown in fig. 1 and fig. 2, the projector lamp with the compact structure comprises a casing 1, a plurality of light reflecting cups 3 are arranged in a cavity 2 of the casing 1, a mounting groove 4 is arranged in the casing 1, a light bead aluminum substrate 5 is mounted on the mounting groove 4, a plurality of LED light beads 6 are arranged on the light bead aluminum substrate 5, a plurality of first screw holes 7 are arranged on the surface of the casing 1, first screws 8 are introduced into the first screw holes 7 to tightly connect the casing 1, the light bead aluminum substrate 5 and the light reflecting cups 3, a power supply aluminum substrate 10 is fixed on the inner wall of the casing 1 behind the light reflecting cups 3 through second screws 9, a plurality of matching posts 15 are arranged at the rear ends of the light reflecting cups 3, and the first screws 8 are introduced into second screw holes 16 in the matching posts 15.

The mounting groove 4 on the projection lamp can facilitate the positioning of the lamp bead aluminum substrate 5 during mounting, and the shell 1, the lamp bead aluminum substrate 5 and the reflection cup 3 are tightly connected through the first screw 8; the lamp bead aluminum substrate 5 rapidly conducts heat energy to the shell 1 for heat dissipation through contact with the shell 1, so that a rapid heat dissipation effect is achieved; the arrangement of the matching column 15 can prolong the assembly length of the first screw 8 which is led into the reflecting cup 3, so that the connection between the first screw 8 and the reflecting cup 3 is firmer; the second screw hole 16 in the matching column 15 is helpful for determining the position of the first screw 8 when the first screw is introduced into the reflective cup 3, so that the installation position of the reflective cup 3 is more accurate, and the light can be ensured to irradiate to the designated direction.

As shown in fig. 3 to 5, a PC board 12 is disposed in the front end of the housing 1, an annular glue applying groove 13 is disposed on the front end surface of the housing 1, the cross section of the glue applying groove 13 in the vertical direction is stepped, and the PC board 12 is fitted in the glue applying groove 13 through a bonding glue 11

When the bonding glue 11 is added into the upper glue groove 13, the bonding glue 11 is injected into the upper glue groove 13 far away from the opening of the cavity 2, then when the PC board 12 is assembled outside the upper glue groove 13, the PC board 12 extrudes the bonding glue 11 in the upper glue groove 13, and the bonding glue 11 can spread towards the upper glue groove 13 close to the opening of the cavity 2, so that the situation that the irradiation effect of light is influenced when the bonding glue 11 is pressed into the cavity 2 due to insufficient space of the upper glue groove 13 after being extruded is avoided.

As shown in fig. 5, at least two limiting parts 23 extending to the front end of the housing 1 are arranged on the inner wall of the housing 1 outside the mounting groove 4, and the limiting parts 23 are located on two sides of the lamp bead aluminum substrate 5.

Carry on spacingly to the both sides of the aluminium base board 5 of lamp pearl through extension 23, make the aluminium base board 5 of lamp pearl adorn more firmly and insert in mounting groove 4.

As shown in fig. 6 and 7, a wire inlet 17 is provided at the rear end of the housing 1, a bracket 14 is provided on the outer wall of the housing 1 outside the two sides of the wire inlet 17, a fixing plate 18 is provided on the outer wall of the housing 1 outside the two sides of the wire inlet 17, a through hole 19 is provided in the middle of the fixing plate 18, a bolt 20 is fitted in the through hole 19, the two sides of the end of the bracket 14 are connected with the fixing plate 18 through the bolt 20, a limiting groove 22 is provided on the fixing plate 18 near the wire inlet 17, the bolt 20 penetrates through the through hole 19 and is fitted with a nut 21 at the connecting end, and a limiting groove 22 having the same shape as the outer contour of the nut 21 is provided on the groove end near the wire inlet 17.

Wherein, the limit groove 22 close to the shell 1 forms an included angle smaller than 180 degrees, and two sides of the nut 21 are abutted against the wall surface of the fixing plate 18 outside two sides of the limit groove 22.

The both ends of support 14 can be connected to the rear end of casing 1 through the cooperation of bolt 20 and nut 21, need not to carry out the processing of screw hole on the fixed plate 18 of casing 1 rear end, and nut 21 joint is in spacing groove 22 in addition to the position of restriction nut 21 only needs can adjust and the nut 21 between the cooperation elasticity through wrench movement bolt 20, need not to carry out the processing of screw hole on casing 1 and can install support 14 on casing 1.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a projecting lamp that structure is inseparable, includes the casing, its characterized in that, be equipped with the anti-light cup of a plurality of in the cavity of casing, be equipped with the mounting groove in the casing, the aluminium base board of lamp pearl is installed to the mounting groove, the aluminium base board of lamp pearl is equipped with a plurality of LED lamp pearl, the surface of casing is equipped with the first screw hole of a plurality of, to let in first screw in the first screw hole and make casing, the aluminium base board of lamp pearl and anti-light cup three zonulae occludens, the casing inner wall at anti-light cup rear has the aluminium base board of power through the second screw fixation, the rear end of anti-light cup is equipped with a plurality of cooperation post, first screw lets in the second screw hole in the cooperation post.

2. A compact projecting lamp according to claim 1, wherein a PC board is provided in the front end of the casing, an annular glue groove is provided in the front end surface of the casing, the cross section of the glue groove in the vertical direction is stepped, and the PC board is fitted in the glue groove by means of the adhesive.

3. The projector as claimed in claim 1, wherein the inner wall of the casing outside the mounting groove has at least two limiting parts extending to the front end of the casing, and the limiting parts are located on two sides of the aluminum substrate of the lamp bead.

4. The projector lamp with the compact structure as claimed in claim 1, wherein the rear end of the housing is provided with a wire inlet, the outer walls of the housing outside the two sides of the wire inlet are provided with brackets, the outer walls of the housing outside the two sides of the wire inlet are provided with fixing plates, the middle parts of the fixing plates are provided with through holes, bolts are fitted in the through holes, the two sides of the end parts of the brackets are connected with the fixing plates through bolts, the fixing plates near the wire inlet are provided with limit grooves, the bolts penetrate through the through holes and are fitted with nuts at the connecting ends, and the end parts of the grooves near the wire inlet are provided with limit grooves with the same shapes as the outer contours of the nuts.

5. A compact projecting lamp according to claim 4, wherein said stop groove adjacent said housing has an included angle of less than 180 °, and both sides of said nut abut against the wall of said stationary plate outside both sides of said stop groove.