CN211551347U - Down lamp with adjustable focal length - Google Patents
Down lamp with adjustable focal length Download PDFInfo
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- CN211551347U CN211551347U CN202020369863.7U CN202020369863U CN211551347U CN 211551347 U CN211551347 U CN 211551347U CN 202020369863 U CN202020369863 U CN 202020369863U CN 211551347 U CN211551347 U CN 211551347U
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- down lamp
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Abstract
The utility model relates to a down lamp with adjustable focal length, which comprises a lamp cover, a lamp body, a movable seat, a lens and a focusing device, wherein one end surface of the lamp cover is provided with an accommodating cavity; the lamp body is arranged in the containing cavity; the movable seat is matched with the sliding rail through a sliding block and is arranged in the containing cavity in a sliding mode; the lens is fixed on the movable seat; the focusing device comprises a buckle piece and a buckle track; the buckle piece is arranged on the moving seat, and the buckle track is arranged on the inner wall of the cavity along the length direction of the cavity; the buckle track is provided with a plurality of buckle positions matched with the buckle pieces. The utility model discloses a focusing device adjusts the relative position of lens and lamp body, and then the focus of adjustable down lamp, and then avoids the motor focusing to appear the malfunctioning condition; the utility model discloses simple structure, and can improve production efficiency greatly.
Description
Technical Field
The utility model relates to the field of lighting technology, especially, relate to a down lamp of adjustable focal length.
Background
The structure of a down lamp, also called a PAR lamp (PARABOLIC Aluminum Reflector light), is that a COB chip is arranged in a cylinder and a reflective bowl-mounted bromine tungsten bubble is also used, and the main characteristics are that a relatively fixed light beam is emitted, the angle of the light beam is wide and narrow, and the size of the light spot cannot be adjusted.
The traditional down lamp adopts a mechanism for adjusting the focal length and the irradiation angle of a light source, and a transmission mechanism based on a rack and a motor is adopted, so that the structure is complex, the assembly process is troublesome, the assembly time is prolonged, and the production efficiency is influenced; moreover, through electric adjustment, the condition that an adjusting mechanism is out of order often occurs, and the use experience of a user is greatly reduced.
SUMMERY OF THE UTILITY MODEL
Based on this, the utility model aims to overcome shortcoming and not enough among the prior art, provide a down lamp of adjustable focus.
A down lamp with adjustable focal length comprises a lamp shade, a lamp body, a movable seat, a lens and a focusing device, wherein a containing cavity is formed in one end face of the lamp shade; the lamp body is arranged in the cavity, and the illumination direction of the lamp body faces the opening of the cavity; at least two sliding rails are arranged on the inner wall of the containing cavity along the length direction of the containing cavity, at least two corresponding sliding blocks are arranged on the moving seat, and the moving seat is matched with the sliding rails through the sliding blocks and is arranged in the containing cavity in a sliding mode; the lens is fixed on the movable seat; the focusing device comprises a buckle piece and a buckle track; the buckle piece is arranged on the moving seat, and the buckle track is arranged on the inner wall of the cavity along the length direction of the cavity; the buckle track is provided with a plurality of buckle positions matched with the buckle pieces.
The down lamp with the adjustable focal length can adjust the relative position between the buckling piece and the buckle track through the focusing device, and the buckling piece is matched with different buckle positions, so that the relative position between the lens and the lamp body is adjusted, the focal length of the down lamp can be adjusted, manual amplification and light spot reduction are realized, and the condition that the motor is prevented from being out of order during focusing is avoided; the utility model discloses simple structure, and can improve production efficiency greatly.
Further, the buckle piece is rotatably arranged on the movable seat; a spring is connected between the moving seat and the clamping piece, and the spring can press the clamping piece to the clamping track and enable the clamping piece to be matched with the clamping position.
The beneficial effect who adopts above-mentioned further scheme is that, through the manual buckle spare of pressing down, and then overcome the elasticity of spring, can break away from the buckle position with buckle spare, and then the manual removal seat that promotes removes, and until buckle spare and the buckle position lock again that corresponds, can realize the focusing.
Furthermore, the outer wall of the lampshade is provided with a long hole along the length direction; a pointer is arranged on the movable seat, one end of the pointer is connected with the movable seat, and the other end of the pointer penetrates through the strip hole and is exposed outside the lampshade; and the outer wall of the lampshade is provided with a focal length mark at a position corresponding to the strip hole.
The beneficial effect of adopting the above-mentioned further scheme is that through setting up pointer and focus sign, can be convenient for the user to confirm the focus size of regulation.
Furthermore, at least one reset track is arranged on the inner wall of the containing cavity along the length direction of the inner wall; a return spring is arranged in the return track; at least one reset block is arranged on the movable seat.
The beneficial effect of adopting above-mentioned further scheme is that through setting up reset spring, can be convenient for outwards pop out the removal seat from the automatic of unhooking portion of container bottom.
Further, the lens also comprises a frosted lens; the frosted lens is arranged outside the light source of the lamp body.
Adopt above-mentioned further scheme's beneficial effect is, through setting up dull polish lens, can make the light source have atomizing effect, make the light softer.
Further, the device also comprises a radiator; the radiator is arranged in the containing cavity.
The beneficial effect who adopts above-mentioned further scheme is that, through setting up the radiator, can reduce the temperature of holding the intracavity, improve down lamp life-span.
Further, the device also comprises a light sensor; the light sensor is arranged in the containing cavity and is electrically connected with the radiator; the light sensor can sense the light source emitted by the lamp body.
The beneficial effect who adopts above-mentioned further scheme is that, through setting up light sense sensor, can make the radiator work along with the luminous during operation of down lamp to stop the heat dissipation, the energy can be saved after the down lamp is out of work.
Further, the device also comprises a temperature sensor; the temperature sensor is arranged in the containing cavity and is electrically connected with the radiator.
The beneficial effect who adopts above-mentioned further scheme is that, through setting up temperature sensor, can make the radiator just work when down lamp temperature is too high, the energy can be saved.
Further, the device also comprises two brackets; the two supports are rotatably arranged on the outer surface of the lampshade through screwing the knob.
Adopt above-mentioned further scheme's beneficial effect is, through setting up two supports, can be convenient for fix the down lamp, through setting up the tightening knob, can be convenient for adjust the direction of shining of down lamp.
Furthermore, the lamp shade is externally provided with heat dissipation holes.
The beneficial effect who adopts above-mentioned further scheme is, through setting up the louvre, can further improve the radiating effect of down lamp.
For a better understanding and an implementation, the present invention is described in detail below with reference to the accompanying drawings.
Drawings
Fig. 1 is a schematic view of a first structure of the down lamp with adjustable focal length of the present invention;
FIG. 2 is an enlarged view A of a portion of FIG. 1;
fig. 3 is a second schematic structural view of the down lamp with adjustable focal length according to the present invention;
fig. 4 is a schematic sectional structure view of the down lamp with adjustable focal length of the present invention;
fig. 5 is a partial enlarged view B of fig. 4.
In the figure: 10. a lamp shade; 11. a cavity; 111. a slide rail; 112. resetting the track; 12. a strip hole; 13. identifying a focal length; 14. heat dissipation holes; 20. a lamp body; 30. a movable seat; 31. a slider; 32. a spring; 33. a pointer; 34. a reset block; 35. a return spring; 40. a lens; 51. a fastener; 52. fastening the track; 521. a buckling position; 60. frosted lenses; 70. a heat sink; 81. a support; 82. and (5) screwing the knob.
Detailed Description
The first embodiment is as follows:
referring to fig. 1 to 5, the down lamp with adjustable focal length of the present embodiment includes a lamp cover 10, a lamp body 20, a movable base 30, a lens 40, a focusing device, a frosted lens 60, a heat sink 70, a light sensor (not shown), and two brackets 81;
a heat dissipation hole 14 is formed outside the lampshade 10; a containing cavity 11 is formed in one end face of the lampshade 10; three slide rails 111 are arranged on the inner wall of the accommodating cavity 11 along the length direction of the accommodating cavity, three corresponding slide blocks 31 are arranged on the movable seat 30, and the movable seat 30 is matched with the slide rails 111 through the slide blocks 31 and is arranged in the accommodating cavity 11 in a sliding manner; the lens 40 is fixed on the movable base 30; the lamp body 20 is arranged in the cavity 11, and the illumination direction of the lamp body 20 is towards the opening of the cavity 11;
the focusing device comprises a buckle piece 51 and a buckle track 52; the fastening piece 51 is rotatably arranged on the moving seat 30, and the fastening rail 52 is arranged on the inner wall of the cavity 11 along the length direction of the cavity 11; the buckling track 52 is provided with five buckling positions 521 matched with the buckling piece 51; a spring 32 is connected between the moving seat 30 and the fastener 51, and the spring 32 can press the fastener 51 to the fastening track 52 and make the fastener 51 cooperate with the fastening position 521; four reset rails 112 are arranged on the inner wall of the cavity 11 along the length direction; the reset rails 112 are internally provided with reset springs 35; four reset blocks 34 corresponding to the reset rails 112 are arranged on the movable base 30;
the outer wall of the lampshade 10 is provided with a strip hole 12 along the length direction; a pointer 33 is arranged on the movable seat 30, one end of the pointer 33 is connected with the movable seat 30, and the other end of the pointer 33 penetrates through the strip hole 12 and is exposed outside the lampshade 10; a focus mark 13 is arranged on the outer wall of the lampshade 10 corresponding to the position of the strip hole 12;
the frosted lens 60 is arranged outside the light source of the lamp body 20, and the frosted lens 60 can enable the light source to have an atomization effect and enable the light to be softer; the two brackets 81 are rotatably arranged on the outer surface of the lampshade 10 through tightening knobs 82; the heat sink 70 is disposed in the cavity 11; the light sensor is disposed in the cavity 11 and electrically connected to the heat sink 70, and the light sensor can sense the light emitted from the lamp body 20.
The working process of the embodiment:
a user can fix the down lamp on the wall through the bracket 81 and can adjust the direction of the down lamp through screwing the knob 82;
when a user needs to adjust the focal length of the down lamp, the user can press the fastener 51, and make the fastener 51 overcome the elastic force of the spring 32, so that the fastener 51 is separated from the fastening position 521 of the fastening rail 52, and further push the moving seat 30, so that the moving seat 30 slides on the sliding rail 111, and according to the focal length identifier 13, adjust the moving seat 30 to a required focal length position, and further make the fastener 51 match with the corresponding fastening position 521 again, so that the moving seat 30 is fixed on the lampshade 10 again; when a user needs to pull the moving seat 30 out of the cavity 11, the return spring 35 pushes the moving seat 30 out by pushing the return block 34 only by pressing the fastener 51;
when the cylinder body works, the light sensation sensor senses the light source and outputs a signal to the control system, and then the control system controls the radiator 70 to work, so that automatic heat dissipation of the down lamp is realized.
Example two:
the second embodiment is different from the first embodiment in that a temperature sensor (not shown) is used instead of the light-sensitive sensor, and specifically, the temperature sensor is disposed in the cavity 11 and electrically connected to the heat sink 70.
When the cylinder works, the temperature sensor senses a heat source, and when the heat of the down lamp is detected to be overhigh, the temperature sensor outputs a signal to the control system, so that the control system controls the radiator 70 to work, and the automatic heat dissipation of the down lamp is realized; through setting up temperature sensor, can make radiator 70 just work when the down lamp temperature is too high, the energy can be saved.
Compared with the prior art, the focusing device can adjust the relative position of the buckling piece and the buckling track, and the buckling piece is matched with different buckling positions, so that the relative position of the lens and the lamp body is adjusted, the focal length of the down lamp can be adjusted, and the condition that the motor is out of order during focusing is avoided; the utility model discloses simple structure, and can improve production efficiency greatly.
Additionally, the utility model discloses a set up pointer and focus sign, the focus size of regulation can be confirmed to the user of being convenient for.
The above-mentioned embodiments only represent one embodiment of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.
Claims (10)
1. A down lamp with adjustable focal length is characterized by comprising
The lamp shade comprises a lamp shade (10), wherein one end face of the lamp shade (10) is provided with a containing cavity (11);
the lamp body (20) is arranged in the accommodating cavity (11), and the illumination direction of the lamp body (20) faces the opening of the accommodating cavity (11);
the inner wall of the accommodating cavity (11) is provided with at least two sliding rails (111) along the length direction of the inner wall, the movable seat (30) is provided with at least two corresponding sliding blocks (31), and the movable seat (30) is matched with the sliding rails (111) through the sliding blocks (31) and is arranged in the accommodating cavity (11) in a sliding manner;
a lens (40), said lens (40) being fixed on said mobile seat (30);
a focus adjustment device comprising a snap (51) and a snap track (52); the buckle piece (51) is arranged on the moving seat (30), and the buckle rail (52) is arranged on the inner wall of the cavity (11) along the length direction of the cavity (11); the buckle track (52) is provided with a plurality of buckle positions (521) matched with the buckle piece (51);
the focusing device can adjust the relative position of the clamping piece (51) and the clamping track (52), and the clamping piece (51) is matched with different clamping positions (521), so that the relative position of the lens (40) and the lamp body (20) is adjusted, and the focal length of the down lamp can be adjusted.
2. The down lamp with adjustable focal length according to claim 1, wherein the fastener (51) is rotatably arranged on the movable base (30); a spring (32) is connected between the moving seat (30) and the clamping piece (51), and the spring (32) can press the clamping piece (51) to the clamping track (52) and enable the clamping piece (51) to be matched with the clamping position (521).
3. The down lamp with the adjustable focal length according to claim 2, wherein the outer wall of the lampshade (10) is provided with a long hole (12) along the length direction; a pointer (33) is arranged on the movable seat (30), one end of the pointer (33) is connected with the movable seat (30), and the other end of the pointer (33) penetrates through the strip hole (12) and is exposed outside the lampshade (10); and a focus mark (13) is arranged at the position of the outer wall of the lampshade (10) corresponding to the strip hole (12).
4. The down lamp with the adjustable focal length according to claim 3, wherein the inner wall of the cavity (11) is provided with at least one reset track (112) along the length direction; a return spring (35) is arranged in the return track (112); at least one reset block (34) is arranged on the movable seat (30).
5. The down lamp with the adjustable focal length according to any one of claims 1 to 4, further comprising a frosted lens (60); the frosted lens (60) is arranged outside the light source of the lamp body (20).
6. The down lamp with adjustable focal length according to claim 5, further comprising a heat sink (70); the radiator (70) is arranged in the cavity (11).
7. A down lamp with adjustable focal length as defined in claim 6, further comprising a light sensor; the light sensor is arranged in the cavity (11) and is electrically connected with the radiator (70); the light sensor can sense the light source emitted by the lamp body (20).
8. A down lamp with adjustable focal length according to claim 6, further comprising a temperature sensor; the temperature sensor is arranged in the cavity (11) and is electrically connected with the heat radiator (70).
9. The down lamp with adjustable focal length according to claim 5, further comprising two brackets (81); the two brackets (81) are rotatably arranged on the outer surface of the lampshade (10) through screwing the knob (82).
10. The down lamp with the adjustable focal length according to claim 5, wherein the lamp shade (10) is externally provided with heat dissipation holes (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020369863.7U CN211551347U (en) | 2020-03-20 | 2020-03-20 | Down lamp with adjustable focal length |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020369863.7U CN211551347U (en) | 2020-03-20 | 2020-03-20 | Down lamp with adjustable focal length |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211551347U true CN211551347U (en) | 2020-09-22 |
Family
ID=72495397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020369863.7U Active CN211551347U (en) | 2020-03-20 | 2020-03-20 | Down lamp with adjustable focal length |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211551347U (en) |
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2020
- 2020-03-20 CN CN202020369863.7U patent/CN211551347U/en active Active
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