CN212840954U

CN212840954U - Double-color temperature-variable focus projection lamp

Info

Publication number: CN212840954U
Application number: CN202021573752.4U
Authority: CN
Inventors: 芦世杰; 周凯; 刘忠明
Original assignee: Ningbo Better Lighting Co ltd
Current assignee: Ningbo Biter Lighting Co.,Ltd.
Priority date: 2020-07-31
Filing date: 2020-07-31
Publication date: 2021-03-30
Anticipated expiration: 2030-07-31

Abstract

The utility model relates to a double-colored temperature becomes burnt projecting lamp relates to the field of projecting lamp, and it includes base, casing, support, lens, the casing is located on the base, support fixed connection is in the casing, one side of casing is located to lens still includes light-emitting component, lens holder and roll adjustment subassembly, light-emitting component fixed connection is in one side that the support is close to lens, lens holder fixed connection is in one side that lens is close to the support, the roll adjustment subassembly includes motor and lead screw, motor fixed connection is on the support, the one end threaded connection of lead screw is in the motor, the other end of lead screw rotates to be connected on the lens holder. The distance of solving between lens and the light emitting source is fixed, can't change the problem according to the change of environment, has that the light launches from lens can change along with the environmental change, has improved the effect of the environmental suitability of light.

Description

Double-color temperature-variable focus projection lamp

Technical Field

The application relates to the field of projecting lamps, especially relate to a double-colored temperature becomes burnt projecting lamp.

Background

The projector is a lamp that specifies that the illuminance on the illuminated surface is higher than that in the surrounding environment. Also known as spotlights. In general, it can be aimed in any direction and has a structure that is not affected by the climatic conditions. The method is mainly used for large-area operation field mines, building outlines, stadiums, overpasses, monuments, parks, flower beds and the like. Thus, almost all large area lighting fixtures used outdoors can be considered as floodlights.

In the related art, referring to fig. 6, a projector includes a base 1, a housing 2, a light source 41 and a lens 5, where the housing 2 is disposed on the base 1, the lens 5 is disposed on one side of the housing 2, and the light source 41 is fixed in the housing 2. The illuminating lamp with the lens 5 has uniform brightness and strong penetrating power, and has stronger penetrating power no matter in rainy days or foggy days, thereby avoiding accidents.

In view of the above-mentioned related art, the inventor believes that there is a defect that the distance between the lens and the light source in the related art is fixed and cannot be changed according to the change of the environment, while the light with strong penetrating power is needed in foggy days, and the light needs to be diffused by the projector when the weather is clear, so as to prevent the light from being too strong and causing the visual influence on the pedestrians.

SUMMERY OF THE UTILITY MODEL

In order to solve the fixed problem that can't change according to the change of environment of the distance between lens and the light emitting source, this application provides a double-colored temperature becomes burnt projecting lamp.

The application provides a double-colored temperature becomes burnt projecting lamp adopts following technical scheme:

the utility model provides a double-colored temperature becomes burnt projecting lamp, includes base, casing, support, lens, the casing is located on the base, support fixed connection is in the casing, one side of casing is located to lens, still includes light-emitting component, lens holder and roll adjustment subassembly, light-emitting component fixed connection is in one side that the support is close to lens, lens holder fixed connection is in one side that lens are close to the support, the roll adjustment subassembly includes motor and lead screw, motor fixed connection is on the support, the one end threaded connection of lead screw is in the motor, the other end of lead screw rotates and connects on the lens holder.

Through adopting above-mentioned technical scheme, the length direction removal of motor drive lead screw along the lead screw drives lens holder and lens and removes together, thereby adjust the distance between support and the lens, and light emitting source fixed connection is on the support, so adjust the distance between support and the lens and just adjust the distance between light emitting source and the lens, thereby realize the function of focusing, make the light that the projecting lamp launches from lens can change along with environmental change, the environmental suitability of projecting lamp has been improved.

Preferably, the support includes mainboard, landing leg and fixed plate, the fixed plate is located between mainboard and the lens, the landing leg locate on the mainboard and with fixed plate fixed connection, motor fixed connection is on the fixed plate, the lead screw is worn to locate on the fixed plate.

Through adopting above-mentioned technical scheme, the setting of fixed plate for the lead screw shortens from the lens holder to the connecting distance between the mainboard, has alleviateed the quality of lead screw, has improved the efficiency that the lead screw was rotated to the motor.

Preferably, a guide post is fixedly connected to one side of the lens holder close to the main board, and the guide post penetrates through the fixing plate and extends to one side of the fixing plate far away from the lens holder.

Through adopting above-mentioned technical scheme, guide pillar fixed connection is on the lens holder, and the lead screw that the cooperation rotated on the lens holder makes lens be difficult for rocking along with the lead screw rotates, has improved the axial position between lens and the lead screw and has fixed for the light that light-emitting component sent changes because of rocking.

Preferably, one side of the fixing plate, which is far away from the lens holder, is provided with a first guide sleeve for the guide post to penetrate and slide.

Through adopting above-mentioned technical scheme, the setting of guide pin bushing for difficult the rocking when the guide pillar wears to locate on the fixed plate, further improved the stability of movable plate, improved the life of lens.

Preferably, a first through hole for the screw rod to penetrate through is formed in the main board, and a second through hole for the guide pillar to penetrate through is formed in the main board.

Through adopting above-mentioned technical scheme, lead screw and guide pillar wear to locate on the mainboard for lead screw and guide pillar can be followed first through-hole and second through-hole respectively and removed to the mainboard and keep away from one side of lens, make adjustable distance's between lens and the light-emitting component scope enlarge, have improved the adaptability of projecting lamp to the environment.

Preferably, one side of the main board, which is far away from the fixing plate, is provided with a second guide sleeve for the screw rod or the guide pillar to penetrate and slide.

Through adopting above-mentioned technical scheme, the setting of second guide pin bushing for lead screw or guide pillar are difficult for rocking when passing the mainboard, and guide lead screw or guide pillar only remove along respective length direction, have improved the removal efficiency of lead screw and guide pillar.

Preferably, the lens holder comprises a moving plate and a pillar arranged on the moving plate, the screw rod is rotatably connected to the moving plate, and a connecting piece connected with the lens is arranged on the pillar.

Through adopting above-mentioned technical scheme, the setting of movable plate for the lead screw shortens from the connecting distance between movable plate and the fixed plate, has alleviateed the quality of lead screw, has improved the efficiency that the motor rotated the lead screw.

Preferably, the connecting piece includes first gasket, protective coil and second gasket, the pillar includes connecting portion and installation department, connecting portion and movable plate fixed connection, the integrative one end of keeping away from the movable plate of connecting portion of locating of installation department, first gasket, protective coil and second gasket overlap in proper order and locate on the installation department, and the one end that the pillar was kept away from to the installation department is equipped with the fastener of first gasket of restriction, protective coil and second gasket axial motion, the through-hole has been seted up on the lens, protective coil runs through the through-hole and the peripheral inslot of lens joint in protective coil.

Through adopting above-mentioned technical scheme, the setting of protective ring for lens are direct not with the gasket butt, have reduced the friction between lens and the gasket, the damage of lens when avoiding first gasket and second gasket cooperation to press from both sides tight lens.

Preferably, one side fixedly connected with flange plate that the movable plate is close to the support, the lead screw is close to the one end of movable plate and is equipped with the spliced pole, the spliced pole is worn to locate on the flange plate, set up on the movable plate and inlay and establish the hole, inlay and establish downthehole nut that is equipped with in spliced pole threaded connection.

Through adopting above-mentioned technical scheme, the setting of nut for be fixed in the spliced pole with movable plate fixed connection's flange board and be difficult for taking place relative slip, thereby the movable plate removes along with the lead screw removes, drives lens and removes along with the lead screw, makes things convenient for the distance between adjusting lens and the light emitting source, has improved the environmental suitability of light.

Preferably, the light emitting assembly comprises a light emitting source arranged on the main board, a light guide tube arranged on the main board, and a light guide column arranged in the light guide tube in a penetrating manner.

Through adopting above-mentioned technical scheme, one side of light emitting source is located with the leaded light post to the leaded light section of thick bamboo, and the light that the leaded light post sent the light emitting source is to the one side that the mainboard was kept away from to the spotlight section of thick bamboo, has improved the luminous efficacy of light emitting source.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the distance between the light-emitting source and the lens is adjusted, so that the function of focusing is realized, light emitted by the projection lamp from the lens can change along with environmental change, and the environmental adaptability of the projection lamp is improved;

2. the guide post is fixedly connected to the lens frame and matched with the screw rod which rotates on the lens frame to ensure that the lens is not easy to shake along with the rotation of the screw rod, so that the axial position fixation between the lens and the screw rod is improved, and the light rays emitted by the light-emitting component are changed due to the shaking;

3. the light guide cylinder is arranged on one side of the light source, and the light emitted by the light source is guided to one side of the light gathering cylinder away from the mainboard by the light guide cylinder, so that the luminous efficiency of the light source is improved.

Drawings

Fig. 1 is a schematic structural diagram of a two-color temperature-variable focus projection lamp according to an embodiment of the present application.

Fig. 2 is a schematic structural diagram of a bracket, a light emitting assembly, a lens holder and a distance adjusting assembly according to an embodiment of the present application.

Fig. 3 is an exploded schematic view of a lens holder and lens of an embodiment of the present application.

Fig. 4 is an exploded view of a pitch assembly according to an embodiment of the present application.

Fig. 5 is an exploded view of a light emitting assembly according to an embodiment of the present application.

Fig. 6 is a schematic view of a structure of a related art illumination lamp.

Description of reference numerals: 1. a base; 2. a housing; 21. a transparent cover; 211. a locking hole; 3. a support; 31. a main board; 311. a first through hole; 312. a second through hole; 32. a support leg; 33. a fixing plate; 34. a first guide sleeve; 35. a second guide sleeve; 4. a light emitting assembly; 41. a light emitting source; 42. a light guide tube; 43. a light guide pillar; 5. a lens; 51. perforating holes; 6. a lens holder; 61. moving the plate; 611. embedding holes; 62. a pillar; 621. an installation part; 622. a connecting portion; 63. a guide post; 64. a connecting member; 641. a first gasket; 642. a protective coil; 643. a second gasket; 644. a fastener; 65. a flange plate; 7. a distance adjusting component; 71. a motor; 72. a screw rod; 721. connecting columns; 73. and a nut.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses a double-color temperature-variable focus projection lamp. Referring to fig. 1 and 2, the double-color temperature-variable focus projection lamp comprises a base 1, a shell 2, a support 3, a light emitting component 4, a lens 5, a lens frame 6 and a distance adjusting component 7, wherein openings for covering a transparent cover 21 are formed in two sides of the shell 2, the shell 2 is installed on the base 1, the shell 2 can be welded on the base 1 and can also be rotatably connected on the base 1, and the shell 2 is preferably selected to be rotatably connected on the base 1 so as to conveniently adjust the orientation of light.

Support 3 fixed connection is in casing 2, and lens 5 inlays and locates the opening part of casing 2 and slide in casing 2, and light-emitting component 4 fixed connection is close to one side of lens 5 in support 3, and lens 5 guides the light that light-emitting component 4 sent and launches forward, and lens 5 prefers fresnel lens in this embodiment.

Lens holder 6 fixed connection is in one side that lens 5 is close to support 3, and roll adjustment subassembly 7 includes motor 71 and lead screw 72, and motor 71 is through-type lead screw motor, and motor 71 fixed connection is on support 3, and lead screw 72 threaded connection is in motor 71, and on support 3 was worn to locate by the one end of lead screw 72, the other end of lead screw 72 rotated and is connected on lens holder 6, and motor 71 drive lead screw 72 rotates for lens holder 6 drives lens 5 and removes along the length direction of lead screw 72.

Referring to fig. 3, the lens holder 6 includes a moving plate 61, a pillar 62 and a connector 64, the screw 72 is rotatably connected to the moving plate 61, the pillar 62 is fixedly connected to a side of the moving plate 61 away from the support 3, and the connector 64 is installed at an end of the pillar 62 away from the moving plate 61, so that a distance required when the screw 72 connects the lens 5 and the support 3 is shortened.

The connecting member 64 includes a first pad 641, a protective coil 642 and a second pad 643, the pillar 62 includes a mounting portion 621 and a connecting portion 622, the connecting portion 622 is screwed on the moving plate 61, the mounting portion 621 is integrally disposed at one end of the connecting portion 622 away from the moving plate 61, the mounting portion 621 and the connecting portion 622 are concentrically disposed, a diameter of the mounting portion 621 is smaller than a diameter of the connecting portion 622, the first pad 641, the protective coil 642 and the second pad 643 are sequentially sleeved on the mounting portion 621, a fastener 644 for limiting axial movement of the first pad 641, the protective coil 642 and the second pad 643 is disposed at one end of the mounting portion 621 away from the connecting portion 622, a through hole 51 is disposed on the lens 5, the protective coil 642 penetrates through the through hole 51, the lens 5 is clamped in an outer peripheral groove of the protective coil 642, and the protective coil 642 makes it difficult for the first pad 641 to cooperate with.

Referring to fig. 4, the bracket 3 includes a main plate 31, legs 32, and a fixing plate 33, the main plate 31 is fixedly coupled in the housing 2, and the fixing plate 33 is disposed between the main plate 31 and the lens 5. The quantity of landing leg 32 is two, and two equal fixed connection of landing leg 32 are on mainboard 31, and the other end fixed connection of two landing legs 32 is on fixed plate 33, and motor 71 fixed connection is in the one side that fixed plate 33 is close to mainboard 31, and lead screw 72 passes fixed plate 33 and is connected with the movable plate 61 rotation for the length of lead screw 72 shortens, improves motor 71 and drives lead screw 72 pivoted efficiency.

The moving plate 61 is fixedly connected with guide posts 63 on a side thereof close to the main plate 31, and the number of the guide posts 63 is at least one, and preferably two. The two guide posts 63 are respectively located on two sides of the screw 72, the two guide posts 63 all penetrate through the fixing plate 33, one side, far away from the lens 5, of the fixing plate 33 is fixedly connected with first guide sleeves 34 which are in one-to-one correspondence with the guide posts 63 and allow the guide posts 63 to penetrate through, and when the motor 71 drives the screw 72 to rotate, the moving plate 61 is not prone to shaking due to the arrangement of the first guide sleeves 34.

One side of the moving plate 61 close to the motor 71 is fixedly connected with a flange plate 65, one end of the screw rod 72 close to the lens 5 is provided with a connecting column 721, the connecting column 721 is arranged concentrically with the screw rod 72, the diameter of the connecting column 721 is smaller than that of the screw rod 72, one side of the moving plate 61 close to the bracket 3 is fixedly connected with the flange plate 65, one end of the screw rod 72 close to the moving plate 61 is provided with the connecting column 721, the connecting column 721 is arranged on the flange plate 65 in a penetrating manner, an embedding hole 611 is formed in the moving plate 61, a nut 73 in threaded connection with the connecting column 721 is arranged in the embedding hole 611, one side of the nut 73 close to the motor 71 is abutted against the flange plate 65, the moving plate 61 is limited.

Referring to fig. 4 and 5, a first through hole 311 for the screw 72 to penetrate is formed in the main plate 31, a second through hole 312 for the guide post 63 to penetrate is further formed in the main plate 31, one side of the main plate 31, which is away from the lens 5, is fixedly connected with a second guide sleeve 35 for the screw 72 and the two guide posts 63 to penetrate and slide, and the second guide sleeve 35 is arranged so that the moving plate 61 is not prone to shake when the motor 71 drives the screw 72 to rotate.

The light emitting assembly 4 includes a light emitting source 41 installed on the main board 31, a light guiding tube 42 installed on the main board 31, and a light guiding column 43 embedded in the light guiding tube 42, wherein the light emitting source 41 is a cob light source, the light emitting source 41 is arranged in the light guiding tube 42 in a penetrating manner, and the light guiding column 43 is arranged on the inner side wall of the light guiding tube 42 far away from the light emitting source 41 and can be fixed through bonding, interference connection and other manners. The light guide column 43 can guide the light emitted from the light source 41 to emit toward the lens 5, so as to increase the light transmittance of the light source 41.

It should be noted that, in this application, the fixed connection may be a threaded connection, an interference fit, or one or more of connection methods such as a screw clamping connection.

The implementation principle of this application embodiment a double-colored temperature becomes burnt projecting lamp does: when the environment changes, the motor 71 drives the screw rod 72 to rotate and move along the length direction of the screw rod 72, the moving plate 61 drives the lens 5 connected with the pillar 62 to move along with the movement of the screw rod 72, the screw rod 72 slides in the second guide sleeve 35, the guide post 63 slides in the first guide sleeve 34 and the second guide sleeve 35, the shaking of the lens 5 is reduced, and when the lens 5 and the light emitting component 4 are located at required positions, the proper color temperature of the light emitting source 41 is adjusted.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a double-colored temperature becomes burnt projecting lamp, includes base (1), casing (2), support (3), lens (5), base (1) is located in casing (2), support (3) fixed connection is in casing (2), one side of casing (2), its characterized in that are located in lens (5): still include light emitting component (4), lens holder (6) and roll adjustment subassembly (7), light emitting component (4) fixed connection is in support (3) and is close to one side of lens (5), lens holder (6) fixed connection is in one side that lens (5) are close to support (3), roll adjustment subassembly (7) include motor (71) and lead screw (72), motor (71) fixed connection is on support (3), the one end threaded connection of lead screw (72) is in motor (71), the other end rotation of lead screw (72) is connected on lens holder (6).

2. The bicolor temperature-variable focus projector lamp of claim 1, which is characterized in that: support (3) include mainboard (31), landing leg (32) and fixed plate (33), fixed plate (33) are located between mainboard (31) and lens (5), landing leg (32) locate on mainboard (31) and with fixed plate (33) fixed connection, motor (71) fixed connection is on fixed plate (33), lead screw (72) are worn to locate on fixed plate (33).

3. The bicolor temperature-variable focus projector lamp of claim 2, wherein: one side of the lens frame (6) close to the main board (31) is fixedly connected with a guide post (63), and the guide post (63) penetrates through the fixing plate (33) and extends to one side of the fixing plate (33) far away from the lens frame (6).

4. The bicolor temperature-variable focus projector lamp of claim 3, characterized in that: and a first guide sleeve (34) for the guide post (63) to penetrate and slide is arranged on one side of the fixing plate (33) far away from the lens frame (6).

5. The bicolor temperature-variable focus projector lamp of claim 3, characterized in that: the main plate (31) is provided with a first through hole (311) for the screw rod (72) to penetrate through, and the main plate (31) is provided with a second through hole (312) for the guide post (63) to penetrate through.

6. The bicolor temperature-variable focus projector lamp of claim 5, wherein: and a second guide sleeve (35) for the screw rod (72) or the guide post (63) to penetrate and slide is arranged on one side of the main plate (31) far away from the fixing plate (33).

7. The bicolor temperature-variable focus projector lamp of claim 1, which is characterized in that: the lens frame (6) comprises a moving plate (61) and a support column (62) arranged on the moving plate (61), the screw rod (72) is rotatably connected to the moving plate (61), and a connecting piece (64) connected with the lens (5) is arranged on the support column (62).

8. The bicolor temperature-variable focus projector lamp of claim 7, wherein: the connecting piece comprises a first gasket (641), a protective coil (642) and a second gasket (643), the strut comprises a connecting portion (622) and an installing portion (621), the connecting portion (622) is fixedly connected with the moving plate (61), the installing portion (621) is integrally arranged at one end, far away from the moving plate (61), of the connecting portion (622), the first gasket (641), the protective coil (642) and the second gasket (643) are sequentially sleeved on the installing portion (621), a fastening piece (644) for limiting axial movement of the first gasket (641), the protective coil (642) and the second gasket (643) is arranged at one end, far away from the strut (62), of the installing portion (621), a penetrating hole (51) is formed in the lens (5), the protective coil (642) penetrates through the penetrating hole (51), and the lens (5) is clamped in an outer peripheral groove of the protective coil (642).

9. The bicolor temperature-variable focus projector lamp of claim 7, wherein: one side fixedly connected with flange board (65) that movable plate (61) is close to support (3), the one end that lead screw (72) is close to movable plate (61) is equipped with spliced pole (721), spliced pole (721) wear to locate on flange board (65), seted up on movable plate (61) and inlayed and establish hole (611), it is equipped with nut (73) with spliced pole (721) threaded connection to inlay to establish in hole (611).

10. The bicolor temperature-variable focus projector lamp of claim 2, wherein: the light-emitting component (4) comprises a light-emitting source (41) arranged on the main board (31), a light guide cylinder (42) arranged on the main board (31) and a light guide column (43) arranged in the light guide cylinder (42) in a penetrating mode.