Illumination control device

Abstract

The utility model relates to the technical field of illumination, and discloses an illumination control device which comprises a shell and a light source, the light source is arranged in the shell, two lens sets are slidably connected to the position, located in front of the light source, in the shell, and a control mechanism for adjusting the distance between the two lens sets is arranged at the position, located at the rear end of the light source, in the shell. The control machine comprises two lead shafts, the lead shafts are in threaded connection with one of the brackets and are in sliding connection with the two brackets, the lead shafts are rotationally connected with the shell, a worm gear is fixedly installed at the end, located on the rear side of the light source, of each lead shaft, one side of each worm gear is meshed with a worm, and each worm is rotationally connected with the shell; according to the illumination control device, the power source and the electromagnet are arranged, so that the two worms can be controlled to rotate in a time-sharing and synchronous mode to drive the two lead shafts with the worm wheels to rotate, and then the two lens sets with the relative positions capable of being changed can be controlled; and different irradiation effects can be achieved by changing the position of the lens group.

Description

Technical Field

[0001] The utility model relates to the technical field of lighting, in particular to a lighting control device. Background Art

[0002] Floodlighting refers to a lighting method that makes the brightness of a specific lighting area or a specific visual target much higher than other targets and surrounding areas. It is also often used as auxiliary lighting and emergency lighting. When using it, it is advisable to prevent glare from interfering with visual work.

[0003] In order to highlight local lighting in lighting projects, it is usually necessary to concentrate the light source on a certain position. At the same time, different lighting requirements have different requirements for the illumination range. The control method in the prior art is to replace lenses with different focal lengths, so it cannot adapt to changes in the illumination range in a timely manner. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In view of the deficiencies of the prior art, the utility model provides a lighting control device, which has the advantage of timely adapting to changes in the irradiation range and solves the problem that the lens of the traditional lighting lamp needs to be replaced.

[0006] (II) Technical solution

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a lighting control device, comprising a shell and a light source, the light source is arranged inside the shell, two groups of lens groups are slidably connected inside the shell in front of the light source, and a control mechanism for adjusting the distance between the two groups of lens groups is arranged inside the shell at the rear end of the light source.

[0008] In some embodiments, the light source includes a lamp bowl, a front edge of the lamp bowl is provided with a threaded groove, the lamp bowl is threadedly connected to the housing, and a lamp bead is fixedly installed in the middle of the lamp bowl.

[0009] In some embodiments, the lens assembly includes a bracket, which is slidably connected to the inside of the housing, and a lens is fixedly embedded in the middle of the bracket.

[0010] In some embodiments, a slide groove is provided inside the housing at the front end of the light source, and a protrusion matching the slide groove is provided at the edge of the bracket.

[0011] In some embodiments, the control mechanism includes two lead shafts, which are threadedly connected to one of the brackets and slidably connected to the two brackets. The lead shaft is rotatably connected to the outer shell, and a worm wheel is fixedly installed on one end of the lead shaft located on the rear side of the light source. A worm is meshed with one side of the worm wheel, and the worm is rotatably connected to the outer shell. A plug-in slot is provided on the side of the worm away from the worm wheel, and a plug-in rod is slidably connected inside the plug-in slot. A support sleeve is rotatably connected to the middle part of the plug-in rod, and the support sleeve is fixedly connected to the outer shell, and a gear ring is fixedly sleeved on the outer surface of the plug-in rod, and an electromagnetic plate is fixedly installed on the side where the gear ring and the support sleeve are close to each other, and a power source is fixedly installed inside the outer shell, and the power source is transmission-connected to the gear ring.

[0012] In some embodiments, the protrusions are arranged on both sides of the edge of the bracket, one of the protrusions is provided with a through hole, and the other protrusion on the same side is provided with a threaded hole.

[0013] In some embodiments, the power source includes a motor, a gear is fixedly mounted on the output end of the motor, and the gear and the ring gear are connected through a gear set.

[0014] In some embodiments, the gear set includes concentric long gears and short gears, the long gear is meshed with the ring gear, the short gear is meshed with the gear, and the gear set is rotatably connected to the housing.

[0015] (III) Beneficial effects

[0016] Compared with the prior art, the present invention provides a method having the following beneficial effects:

[0017] 1. The lighting control device, by setting a power source and an electromagnet, can control the two worms to rotate in a time-sharing and synchronous manner to drive the two lead shafts with worm wheels to rotate, thereby controlling two groups of lens groups that can change their relative positions, and by changing the positions of the lens groups, different illumination effects can be achieved.

[0018] 2. The lighting control device is provided with protrusions on both sides of the edge of the bracket, one of the protrusions is provided with a through hole, and the other protrusion on the same side is provided with a threaded hole. Such an arrangement can limit the control mechanism to the rear end side of the light source, thereby making it easier to assemble the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the connection of the lens assembly of the utility model;

[0021] Figure 3 This is a schematic diagram of the control mechanism of the utility model;

[0022] Figure 4 This is a schematic diagram of a half-section of the outer shell of the utility model.

[0023] In the figure: 1. Outer shell; 2. Light source; 3. Lens group; 4. Control mechanism; 101. Slide groove; 102. Protrusion; 103. Through hole; 104. Threaded hole; 201. Lamp bowl; 202. Threaded groove; 203. Lamp bead; 301. Bracket; 302. Lens; 401. Lead screw; 402. Worm gear; 403. Worm; 404. Insertion slot; 405. Insertion rod; 406. Support sleeve; 407. Ring gear; 408. Electromagnetic plate; 409. Power source; 410. Motor; 411. Gear; 412. Gear set. Specific embodiments

[0024] Next, the technical solutions in the embodiments of the present application will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present application.

[0025] It should be noted that all directional indications in the embodiments of the present application are only used to explain the relative position relationship and movement conditions between components in a specific posture. If this specific posture changes, the directional indication will also change accordingly.

[0026] In the present application, unless otherwise clearly defined and limited, terms such as "connection" and "fixation" should be understood in a broad sense. For example, "fixation" can be a fixed connection, a detachable connection, or integrated; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two components or the interaction relationship between two components, unless otherwise clearly limited. For those of ordinary skill in the art, the specific meanings of the above terms in the present application can be understood according to specific circumstances.

[0027] In the related art, when only one single lens is assembled, there is a problem of needing to replace the lens when changing the illumination range during floodlighting.

[0028] To solve the problems in the related art to a certain extent, the embodiments of the present application provide an illumination control device. When in use, only by energizing the electromagnet and changing the position of the insertion rod 405 by controlling the amount of energization, the insertion rod 405 can be used to individually control or integrally control the rotation of the worm 403. Furthermore, the rotation of the lead screw 401 can be used to drive the two groups of brackets 301 with lenses 302 to move, so that the light emitted by the lamp beads 203 can achieve different illumination effects through different combinations of the two groups of lenses 302.

[0029] The present application is described below with reference to the accompanying drawings and specific embodiments:

[0030] Combination Figures 1-4 An embodiment of the present application provides a lighting control device, including a shell 1 and a light source 2, the light source 2 is arranged inside the shell 1, two groups of lens groups 3 are slidably connected inside the shell 1 in front of the light source 2, and a control mechanism 4 for adjusting the distance between the two groups of lens groups 3 is arranged inside the shell 1 at the rear end of the light source 2.

[0031] Specifically, the light source 2 includes a lamp bowl 201, a threaded groove 202 is provided at the front edge of the lamp bowl 201, the lamp bowl 201 is threadedly connected to the housing 1, and a lamp bead 203 is fixedly installed in the middle of the lamp bowl 201. This arrangement allows for more convenient maintenance and replacement of the lighting part.

[0032] Specifically, the lens group 3 includes a bracket 301, which is slidably connected to the inside of the housing 1, and a lens 302 is fixedly embedded in the middle of the bracket 301. This arrangement can prevent the lens 302 from being directly involved in wear.

[0033] Specifically, a slide groove 101 is provided inside the housing 1 at the front end of the light source 2, and a protrusion 102 adapted to the slide groove 101 is provided at the edge of the bracket 301. Such a setting can play a role in limiting, so that the bracket 301 can only slide but not rotate.

[0034] In some embodiments, the control mechanism 4 includes two lead shafts 401, the lead shaft 401 is threadedly connected to one of the brackets 301 and slidably connected to the two brackets 301, the lead shaft 401 can drive the bracket 301 to move by rotating, the lead shaft 401 is rotatably connected to the housing 1, the lead shaft 401 is located at one end of the rear side of the light source 2 and is fixedly installed with a worm gear 402, one side of the worm gear 402 is meshed with a worm 403, the transmission of the worm gear 402 and the worm gear 403 can achieve a self-locking effect to prevent the lens position from changing, the worm gear 403 is rotatably connected to the housing 1, and the worm gear 40 A plug-in slot 404 is provided on the side away from the worm wheel 402. The plug-in slot 404 is polygonal and has the same number of sides as the number of teeth of the worm wheel 402. A plug-in rod 405 is slidably connected inside the plug-in slot 404. A support sleeve 406 is rotatably connected to the middle of the plug-in rod 405. The support sleeve 406 is fixedly connected to the housing 1. A gear ring 407 is fixedly sleeved on the outer surface of the plug-in rod 405. An electromagnetic plate 408 is fixedly installed on the side where the gear ring 407 and the support sleeve 406 are close to each other. A power source 409 is fixedly installed inside the housing 1. The power source 409 is transmission-connected to the gear ring 407.

[0035] Specifically, the protrusions 102 are arranged on both sides of the edge of the bracket 301, one of the protrusions 102 is provided with a through hole 103, and the other protrusion on the same side is provided with a threaded hole 104. Through such an arrangement, the control mechanism 4 can be restricted to the rear end side of the light source 2, thereby making it easier to assemble the device.

[0036] In some embodiments, the power source 409 includes a motor 410 , and a gear 411 is fixedly mounted on the output end of the motor 410 . The gear 411 and the ring gear 407 are connected via a gear set 412 . This arrangement can increase the installation space of the motor 410 .

[0037] Specifically, the gear set 412 includes a concentric long gear and a short gear, the long gear meshes with the ring gear 407, the short gear meshes with the gear 411, and the gear set 412 is rotatably connected to the housing 1. This arrangement ensures that the gear 411 can always remain meshed with the long gear after the position changes.

[0038] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present application. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine different embodiments or examples described in this specification.

[0039] In addition, the technical solutions between the various embodiments can be combined with each other, but they must be based on the fact that they can be implemented by ordinary technicians in this field. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such combination of technical solutions does not exist and is not within the scope of protection required by this application.

[0040] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A lighting control device, comprising a housing (1) and a light source (2), wherein the light source (2) is arranged inside the housing (1), characterized in that: Two groups of lens groups (3) are slidably connected inside the housing (1) and located in front of the light source (2). A control mechanism (4) for adjusting the distance between the two groups of lens groups (3) is provided inside the housing (1) and located at the rear end of the light source (2).

2. A lighting control device according to claim 1, characterized in that: The light source (2) comprises a lamp bowl (201), a front edge of the lamp bowl (201) is provided with a threaded groove (202), the lamp bowl (201) is threadedly connected to the housing (1), and a lamp bead (203) is fixedly mounted in the middle of the lamp bowl (201).

3. A lighting control device according to claim 1, characterized in that: The lens group (3) comprises a bracket (301), the bracket (301) is slidably connected to the inside of the housing (1), and a lens (302) is fixedly embedded in the middle of the bracket (301).

4. A lighting control device according to claim 3, characterized in that: A slide groove (101) is provided inside the housing (1) at the front end of the light source (2), and a protrusion (102) adapted to the slide groove (101) is provided on the edge of the bracket (301).

5. A lighting control device according to claim 4, characterized in that: The control mechanism (4) comprises two lead shafts (401), the lead shafts (401) being threadedly connected to one of the brackets (301) and slidably connected to the two brackets (301), the lead shafts (401) being rotatably connected to the housing (1), a worm wheel (402) being fixedly mounted on one end of the lead shaft (401) located at the rear side of the light source (2), a worm (403) being meshed on one side of the worm wheel (402), the worm (403) being rotatably connected to the housing (1), and a plug-in slot (403) being provided on a side of the worm (403) away from the worm wheel (402). 04), a plug-in rod (405) is slidably connected inside the plug-in slot (404), a support sleeve (406) is rotatably connected to the middle of the plug-in rod (405), the support sleeve (406) is fixedly connected to the outer shell (1), a gear ring (407) is fixedly sleeved on the outer surface of the plug-in rod (405), an electromagnetic plate (408) is fixedly installed on the side where the gear ring (407) and the support sleeve (406) are close to each other, a power source (409) is fixedly installed inside the outer shell (1), and the power source (409) is transmission-connected to the gear ring (407).

6. A lighting control device according to claim 4, characterized in that: The protrusions (102) are arranged on both sides of the edge of the bracket (301), one of the protrusions (102) is provided with a through hole (103), and the other protrusion on the same side is provided with a threaded hole (104).

7. A lighting control device according to claim 5, characterized in that: The power source (409) comprises a motor (410), a gear (411) is fixedly mounted on the output end of the motor (410), and the gear (411) and the ring gear (407) are transmission-connected via a gear set (412).

8. A lighting control device according to claim 7, characterized in that: The gear set (412) comprises a concentric long gear and a short gear, the long gear meshes with the ring gear (407), the short gear meshes with the gear (411), and the gear set (412) is rotationally connected to the housing (1).

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