CN220523909U

CN220523909U - Projection lamp with waterproof function of shaking head

Info

Publication number: CN220523909U
Application number: CN202321036971.2U
Authority: CN
Inventors: 王家荣
Original assignee: Rainstar Stage Light Co ltd
Current assignee: Rainstar Stage Light Co ltd
Priority date: 2023-05-04
Filing date: 2023-05-04
Publication date: 2024-02-23
Anticipated expiration: 2033-05-04

Abstract

The utility model discloses a projection lamp with a waterproof head shaking function, which comprises a lamp holder structure, two rocker arms and a base, wherein the bottoms of the rocker arms are fixed above the base, the two rocker arms are respectively arranged on two sides of the lamp holder structure, the tops of the two rocker arms are respectively arranged on two sides of the lamp holder structure, a head shaking driving structure is fixed in each rocker arm, the head shaking driving structure comprises a driving motor and a rotary transmission mechanism, the rotary transmission mechanism comprises a bearing assembly, a large gear, a small gear and a transmission belt, the large gear is arranged at the top end of the interior of the rocker arm and is positioned at the outer side of the lamp holder structure, the bearing assembly is arranged at the outer side of the lamp holder structure and is sleeved on the large gear, the small gear is arranged at the installation position of the driving motor and the rocker arms, and a motor output shaft of the driving motor is connected with the small gear. According to the utility model, the head shaking driving structure is used for realizing the head shaking of the projection lamp, so that the light irradiated by the projection lamp can achieve a better light effect.

Description

Projection lamp with waterproof function of shaking head

Technical Field

The utility model relates to the technical field of projection lamps, in particular to a projection lamp with a waterproof head shaking function.

Background

A projector is a lamp that specifies that the illuminance on the illuminated surface is higher than the surrounding environment. The spotlight is also called as a spotlight, can be aimed in any direction generally, has the performance of being not influenced by climate conditions, can display environment, render atmosphere and highlight central characters by light color and change thereof, can shape external images of stage performance, provides necessary light effects, creates optimal ornamental effects for audiences, and can be used for various scenes such as stages, gymnasiums, villa lawns, building external walls and the like.

In order to meet the requirements of multi-angle and multi-range illumination, the conventional projection lamp generally needs to be rotated at multiple angles, for example, a Chinese patent with publication number CN216976734U discloses a projection lamp with omni-directional illumination, which comprises a lamp body, the outer wall of the lamp body is provided with a first steering mechanism, the first steering mechanism comprises round rods, two round rods are fixedly connected to two ends of the outer wall of the lamp body respectively, the two round rods are connected with supports through bearing rotation, a turntable is fixedly connected to the bottoms of the two supports, the projection lamp with omni-directional illumination at 360 degrees drives the bolts to rotate through the cooperation between the bolts, the grooves, the clamping grooves and the clamping rods, the bolts can move into the corresponding grooves, the rotation limit of the round plates, the round rods and the lamp body is canceled, the round plates, the round rods and the lamp body can be further vertically and angularly adjusted after adjustment, the bolts are in butt joint with the corresponding grooves, and further angle fixing is carried out, and the handle 360 is adjusted through driving the screw rod to rotate. The effect of light regulation can also be reached through current projecting lamp, but current projecting lamp still has some disadvantages, like:

1) The handle is required to be rotated in a manual mode, so that the angle of the lamp body is adjusted through the handle, the screw rod and the like, manual operation is required to be performed when the lamp is adjusted each time, meanwhile, if a single person uses the projection lamp, the angle of each manual adjustment does not necessarily reach the irradiation range expected by the user, and the adjustment and correction are required to be performed again, so that the labor degree is increased, and the manual adjustment is very troublesome.

2) The projection lamp has the advantages of huge size, extra weight, incapability of shaking head by adopting a manual handle for adjustment, inconvenience in adjustment, small adjustment range and low precision.

3) The existing projection lamp is mainly used for outdoor scenes, so that different natural conditions such as sun-drying and rain-spraying, wind blowing and snow blowing are needed to face, the projection lamp is widely projected obliquely upwards when in use, waterproof is carried out by adding a rain cover in the prior art, the waterproof effect is poor, water seepage is easy to the inside in rainy and snowy days, and the service life is short.

Disclosure of Invention

Aiming at the problems existing in the prior art, the technical problem to be solved by the utility model is to provide the projection lamp which has a simple structure, can drive the lamp cap of the projection lamp to shake the head, has a simple rotary driving structure, can improve the transmission capacity, thereby improving the shaking stability of the lamp cap structure, and ensuring that the light irradiated by the projection lamp can achieve better light effect and good waterproof effect.

In order to solve the technical problems, the utility model provides a projection lamp with a waterproof head shaking function, which comprises a lamp holder structure, two rocker arms and a base, wherein the bottoms of the rocker arms are fixed above the base, the two rocker arms are respectively arranged on two sides of the lamp holder structure, the tops of the two rocker arms are respectively arranged on two sides of the lamp holder structure, the bottoms of the two rocker arms are fixed above the base, a head shaking driving structure is fixed in each rocker arm, the head shaking driving structure comprises a driving motor and a rotary transmission mechanism, the driving motor is arranged at the inner bottom end of the rocker arm, the rotary transmission mechanism is arranged at the inner top end of the rocker arm, and the driving motor is connected with the rotary transmission mechanism.

According to the technical scheme, the rotary transmission mechanism comprises a bearing assembly, a large gear, a small gear and a transmission belt, wherein the large gear is arranged at the top end of the inner part of the rocker arm and is located at the outer side of the lamp holder structure, the bearing assembly is arranged at the outer side of the lamp holder structure and is sleeved on the large gear, the small gear is arranged at the installation position of the driving motor and the rocker arm, a motor output shaft of the driving motor is connected with the small gear, the transmission belt bypasses the large gear and the motor output shaft so as to be in transmission connection with the large gear and the motor output shaft, the driving motor output power drives the transmission belt to transmit, the large gear is driven to rotate in the transmission belt transmission process, and the bearing assembly is driven to rotate in the large gear rotation process so as to drive the lamp holder structure to rotate to realize the shaking head of the projection lamp.

According to the technical scheme, the inner side face of the transmission belt is provided with a plurality of uniformly distributed transmission teeth, the peripheral edge of the large gear is provided with a plurality of uniformly distributed saw teeth, and the plurality of transmission teeth on the transmission belt are uniformly meshed with the saw teeth of the large gear.

According to the technical scheme, the rocker arm comprises a rocker arm accommodating cavity and an arm cover matched with the shape of the rocker arm accommodating cavity, the arm cover is fixed on the rocker arm accommodating cavity, the rotary transmission mechanism is installed in the rocker arm accommodating cavity, and an arm cover waterproof sealing ring is arranged at the fixed position of the arm cover and the rocker arm accommodating cavity.

According to the technical scheme, the rocker arm and the base are waterproof with the grade of IP65.

According to the technical scheme, the lamp cap structure comprises a lamp bead assembly and a lamp cap heat dissipation shell, and the lamp cap heat dissipation shell is fixed outside the lamp bead assembly.

According to the technical scheme, the lamp cap heat dissipation shell comprises a heat dissipation shell body and a heat dissipation shell cover, wherein the heat dissipation shell body covers the lower portion of the lamp bead assembly, and the heat dissipation shell cover covers the upper portion of the lamp bead assembly.

According to the technical scheme, a plurality of radiating fins are arranged in the radiating shell, the radiating fins are arranged in parallel, and gaps are formed between every two adjacent radiating fins.

According to the technical scheme, a plurality of radiating openings are formed in the side edge of the radiating shell.

Compared with the prior art, the scheme of the utility model at least comprises the following beneficial effects:

(1) The utility model relates to a projection lamp, which comprises a lamp holder structure, two rocker arms and a base, wherein the bottoms of the rocker arms are fixed above the base, the two rocker arms are respectively arranged on two sides of the lamp holder structure, the tops of the two rocker arms are respectively arranged on two sides of the lamp holder structure, a head shaking driving structure is fixed in each rocker arm and comprises a driving motor and a rotary transmission mechanism, the driving motor is arranged at the inner bottom end of the rocker arm, the rotary transmission mechanism comprises a bearing assembly, a large gear, a small gear and a transmission belt, the large gear is arranged at the inner top end of the rocker arm and is positioned at the outer side of the lamp holder structure, the bearing assembly is arranged at the outer side of the lamp holder structure and sleeved on the large gear, the small gear is arranged at the mounting position of the driving motor and the rocker arms, a motor output shaft of the driving motor is connected with the small gear, and the transmission belt bypasses the large gear and the motor output shaft so as to be in transmission connection with the large gear and the motor output shaft. According to the utility model, the driving motor outputs power to drive the driving belt to drive, the large gear is driven to rotate in the driving process of the driving belt, and the bearing assembly is driven to rotate in the rotating process of the large gear, so that the lamp cap structure is driven to rotate, and the shaking of the projection lamp is realized. The projection lamp provided by the utility model has a simple structure, and only the rotary transmission mechanism is driven by the driving motor to rotate, so that the lamp cap structure can be driven to swing, the light irradiation direction is changed, the light irradiated by the projection lamp can achieve a better light effect, the swing driving structure provided by the utility model is very simple, the projection lamp structure is simplified, and the cost required to be input for manufacturing the projection lamp is reduced.

(2) According to the utility model, the inner side surface of the driving belt is provided with the plurality of uniformly distributed driving teeth, the peripheral edge of the large gear is provided with the plurality of uniformly distributed saw teeth, and the plurality of driving teeth on the driving belt are uniformly meshed with the saw teeth of the large gear, so that the driving quality of the head-shaking driving structure is improved, and meanwhile, the driving capacity and the driving stability of the head-shaking driving structure are also improved, and the head-shaking stability of the lamp cap structure is further improved.

(3) The rocker arm and the base are both in waterproof grade of IP65, so that the rocker arm and the base have better waterproof property, do not need to worry about sun and rain outdoors, do not need to worry about water inflow, improve the safety of the projection lamp, and prolong the service life of the projection lamp.

Drawings

In order to more clearly illustrate the technical solution of the embodiments of the present utility model, the drawings of the embodiments will be briefly described below.

FIG. 1 is a schematic view of a projector according to the present utility model;

FIG. 2 is a schematic view of a projector of the present utility model with one of the rocker arms broken away;

FIG. 3 is an internal cross-sectional view of the projector of the present utility model;

fig. 4 is a schematic view of another angle of the projector according to the present utility model.

In the drawing, a lamp cap structure 1, a lamp bead assembly 11, a lamp cap heat dissipation housing 12, a heat dissipation housing body 121, a heat dissipation housing cover 122, heat dissipation fins 123, a heat dissipation port 124, a rocker arm 2, a driving motor 21, a motor output shaft 21, a rotation transmission mechanism 22, a bearing assembly 221, a large gear 222, a transmission belt 223, a pinion 224, a rocker arm accommodating cavity 23, an arm cover 24 and a base 3.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1-4, a first embodiment of the present utility model provides a light projector with a waterproof head shaking function, the light projector includes a lamp holder structure 1, two rocker arms 2, and a base 3, the bottoms of the rocker arms 2 are fixed above the base 3, the two rocker arms 2 are respectively disposed at two sides of the lamp holder structure 1, the tops of the two rocker arms 2 are respectively mounted at two sides of the lamp holder structure 1, the bottoms of the two rocker arms 2 are fixed above the base 3, a head shaking driving structure is fixed inside each rocker arm 2, the head shaking driving structure includes a driving motor 21 and a rotation transmission mechanism 22, the driving motor 21 is mounted at the inner bottom end of the rocker arm 2, the rotation transmission mechanism 22 is mounted at the inner top end of the rocker arm 2, and the driving motor 21 is connected with the rotation transmission mechanism 22. The rotary transmission mechanism 22 comprises a bearing assembly 221, a large gear 222, a small gear 224 and a transmission belt 223, wherein the large gear 222 is arranged at the inner top end of the rocker arm 2 and is positioned at the outer side of the lamp holder structure 1, the bearing assembly 221 is arranged at the outer side of the lamp holder structure 1 and is sleeved on the large gear 222, the small gear 224 is arranged at the installation position of the driving motor 21 and the rocker arm 2, the motor output shaft 21 of the driving motor 21 is connected with the small gear 224, and the transmission belt 223 bypasses the large gear 222 and the motor output shaft 21 so as to be in transmission connection with the large gear 222 and the motor output shaft 21. The utility model drives the driving belt 223 to drive by the power output by the driving motor 21, and drives the large gear 222 to rotate in the transmission process of the driving belt 223, and the large gear 222 drives the bearing component 221 to rotate in the rotation process of the large gear 222, so that the lamp holder structure 1 is driven to rotate, and the shaking of the projection lamp is realized. The projection lamp provided by the utility model has a simple structure, and can drive the lamp cap structure 1 to swing only by driving the rotary transmission mechanism 22 to rotate through the driving motor 21, so that the light irradiation direction is changed, and the light irradiated by the projection lamp can achieve a better light effect.

In other embodiments, the vibration reduction silica gel pad is arranged below the driving motor 21, and horizontal vibration and generated noise caused by the operation of the driving motor 21 can be reduced through the vibration reduction silica gel pad.

The bearing assembly 221 provided by the utility model comprises a bearing and a bearing sleeve, wherein a waterproof rubber ring is arranged at the fixed part of the bearing sleeve so as to form a waterproof sealing structure of the fixed range of the bearing sleeve.

The inner side surface of the driving belt 223 is provided with a plurality of uniformly distributed driving teeth, the peripheral edge of the large gear 222 is provided with a plurality of uniformly distributed saw teeth, and the plurality of driving teeth on the driving belt 223 are uniformly meshed with the saw teeth of the large gear 222, so that the driving efficiency is high, and meanwhile, the driving capability and the driving stability are improved.

In other embodiments, the driving motor 21 of the present utility model may be a two-phase motor, which has low cost compared with a three-phase motor, and can achieve the same effect, thereby greatly reducing the noise generated by the rotation of the motor in the projector and improving the use effect of the projector.

The rocker arm 2 comprises a rocker arm accommodating cavity 23 and an arm cover 24 matched with the shape of the rocker arm accommodating cavity 23, the arm cover 24 is fixed on the rocker arm accommodating cavity 23, the rotary transmission mechanism 22 is arranged in the rocker arm accommodating cavity 23, and the rotary transmission mechanism 22 is arranged in the rocker arm accommodating cavity 23, so that the space of a projection lamp is saved, the whole volume of the projection lamp can be smaller, the weight is lighter, the carrying is more convenient, the arm cover 24 waterproof sealing ring is arranged at the fixed position of the arm cover 24 and the rocker arm accommodating cavity 23, and the waterproof effect on the rocker arm 2 can be achieved by arranging the arm cover 24 waterproof sealing ring.

The rocker arm 2 and the base 3 of the utility model are both in waterproof grade of IP65, have better waterproof property, do not need to worry about sun-drying and rain-spraying outdoors, do not need to worry about water inflow, improve the safety of the projection lamp, and simultaneously prolong the service life of the projection lamp.

In particular, the lamp cap structure 1 of the present utility model includes a lamp bead assembly 11 and a lamp cap heat dissipation shell 12, the lamp cap heat dissipation shell 12 is fixed outside the lamp bead assembly 11, the lamp cap heat dissipation shell 12 includes a heat dissipation shell 121 and a heat dissipation shell cover 122, the heat dissipation shell 121 is covered below the lamp bead assembly 11, and the heat dissipation shell cover 122 is covered above the lamp bead assembly 11 to fix the heat dissipation shell cover 122 on the heat dissipation shell 121, thereby sealing and covering the lamp bead assembly 11 and further playing a role of waterproofing.

The utility model is also provided with a plurality of heat dissipation fins 123 in the heat dissipation shell 121, each heat dissipation fin 123 is arranged in parallel, a gap is arranged between two adjacent heat dissipation fins 123 to form an air channel for air flow, a heat dissipation fan is arranged in the heat dissipation shell 121 and is arranged at the position of an air opening of the air channel, the heat generated by the lamp bead assembly 11 can be better dissipated through the air channel formed by each heat dissipation fin 123, and a plurality of heat dissipation openings 124 are arranged at the side edge of the heat dissipation shell 121.

The foregoing disclosure is merely illustrative of the preferred embodiments of the present utility model and is not intended to limit the scope of the claims herein, as equivalent changes may be made in the claims herein without departing from the scope of the utility model.

Claims

1. A projecting lamp with waterproof function of shaking head, its characterized in that: the utility model provides a spot light, including the lamp holder structure, two rocking arms, base, the top at the base is fixed to the bottom of rocking arm, and the both sides of lamp holder structure are located respectively to two rocking arms, and the both sides at the lamp holder structure are installed respectively at the top of two rocking arms, and the top at the base is fixed to the bottom of two rocking arms, and the inside of every rocking arm is fixed with the drive structure that shakes the head, the drive structure that shakes the head includes driving motor and rotary transmission mechanism, driving motor installs the inside bottom at the rocking arm, rotary transmission mechanism installs the inside top at the rocking arm, driving motor links to each other with rotary transmission mechanism.

2. The projector with waterproof panning function of claim 1 wherein: the rotary transmission mechanism comprises a bearing assembly, a large gear, a small gear and a transmission belt, wherein the large gear is arranged at the top end of the rocker arm and is positioned at the outer side of the lamp holder structure, the bearing assembly is arranged at the outer side of the lamp holder structure and is sleeved on the large gear, the small gear is arranged at the installation position of the driving motor and the rocker arm, a motor output shaft of the driving motor is connected with the small gear, the transmission belt bypasses the large gear and the motor output shaft so as to be in transmission connection with the large gear and the motor output shaft, the driving motor output power drives the transmission belt to transmit, the large gear is driven to rotate in the transmission belt transmission process, and the bearing assembly can be driven to rotate in the rotation process of the large gear so as to drive the lamp holder structure to rotate so as to realize the shaking head of the projection lamp.

3. The projector with waterproof panning function of claim 2, wherein: the inner side of the driving belt is provided with a plurality of evenly distributed driving teeth, the peripheral edge of the large gear is provided with a plurality of evenly distributed saw teeth, and the plurality of driving teeth on the driving belt are evenly meshed with the saw teeth of the large gear.

4. The projector with waterproof panning function of claim 1 wherein: the rocker arm comprises a rocker arm accommodating cavity and an arm cover matched with the shape of the rocker arm accommodating cavity, the arm cover is fixed on the rocker arm accommodating cavity, the rotary transmission mechanism is installed in the rocker arm accommodating cavity, and an arm cover waterproof sealing ring is arranged at the fixed position of the arm cover and the rocker arm accommodating cavity.

5. The projector with waterproof panning function of claim 1 wherein: the rocker arm and the base are both waterproof with the grade of IP65.

6. The projector with waterproof panning function of claim 1 wherein: the lamp cap structure comprises a lamp bead assembly and a lamp cap heat dissipation shell, and the lamp cap heat dissipation shell is fixed outside the lamp bead assembly.

7. The projector with waterproof panning function of claim 6 wherein: the lamp cap heat dissipation shell comprises a heat dissipation shell body and a heat dissipation shell cover, wherein the heat dissipation shell body covers the lower portion of the lamp bead assembly, and the heat dissipation shell cover covers the upper portion of the lamp bead assembly.

8. The projector with waterproof panning function of claim 7 wherein: the heat radiation shell is characterized in that a plurality of heat radiation fins are arranged in the heat radiation shell, each heat radiation fin is arranged in parallel, and gaps are arranged between two adjacent heat radiation fins.

9. The projector with waterproof panning function of claim 7 wherein: the side of the heat dissipation shell body is provided with a plurality of heat dissipation openings.