Photographing light supplement lamp for radio and television engineering

Abstract

The utility model discloses a radio and television engineering camera light supplement lamp, which belongs to the technical field of radio and television engineering, and comprises a protection box, a light supplement lamp is fixedly connected in the protection box, heat dissipation assemblies are symmetrically arranged on two sides of the protection box, a flow guide assembly is arranged in the protection box, and the flow guide assembly comprises a plurality of groups of first flow guide rings and second flow guide rings. The first flow guide rings and the second flow guide rings are fixedly connected between the upper inner wall and the lower inner wall of the protection box, the first flow guide rings and the second flow guide rings are tightly attached to a machine shell of the light supplementing lamp, the second flow guide rings are distributed between every two adjacent first flow guide rings in a crossed mode, flow guide cavities are formed between the adjacent first flow guide rings and second flow guide rings, and the flow guide cavities are arranged in a V shape. The small ends of every two adjacent flow guide cavities are located on the two sides of the axis of the light supplementing lamp correspondingly. The cooling device has the beneficial effects that air flows blown oppositely from the two sides of the protection box enter the flow guide cavity through the large end of the flow guide cavity in a staggered mode, so that the light supplementing lamp is cooled more uniformly, the cooling effect is improved, and meanwhile, the use safety of equipment is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of radio and television engineering, in particular to a radio and television engineering camera light supplementing lamp. BACKGROUND

[0002] Radio and television engineering, full name for broadcast television engineering, refers to a series of engineering activities such as design, installation, debugging and maintenance of broadcast television system, which involves the transmission, reception and playing of broadcast television signals, and in the field of broadcast television engineering, image shooting is a necessary link, light conditions are crucial when shooting, and in some small space with poor lighting effect or outdoor night environment, it is difficult to shoot good works in dim environment, therefore, a light supplementing lamp is needed.

[0003] Through the search of Chinese patent announcement No. CN219266761U, a multifunctional camera light supplementing lamp is disclosed, which is provided with a multifunctional frame outside the light supplementing lamp, and the light supplementing lamp can be cooled by the cooling fan, improving the stability of the light supplementing lamp during use, and the mosquito lamp can attract mosquitoes into the outer cylinder, and the mosquitoes can be killed by the power grid, and the electric motor can be started to drive the transmission rod to rotate, and the transmission rod drives the rotating plate to rotate, and the rotating plate drives the cleaning cotton to rotate to clean the dust and impurities adhered to the front end face of the light supplementing lamp, improving the multifunctionality of the light supplementing lamp, improving the stability and light supplementing effect of the light supplementing lamp during practical use, and improving the practicability of the light supplementing lamp.

[0004] The above-mentioned patent cools the light supplementing lamp by two groups of symmetrical cooling fans, which can form convection and affect the cooling effect. UTILITY MODEL CONTENTS

[0005] The utility model aims to solve the above-mentioned problems and provides a radio and television engineering camera light supplementing lamp.

[0006] The utility model realizes the above-mentioned purposes through the following technical schemes:

[0007] A radio and television engineering camera light supplementing lamp, comprising a protective box, the bottom of the protective box is provided with a mounting assembly, the front end of the protective box is open, a light supplementing lamp is fixedly connected in the protective box, two cooling assemblies are symmetrically arranged on the two sides of the protective box, an air outlet hole is formed in the top of the protective box, a flow guide assembly is arranged in the protective box, the flow guide assembly comprises a plurality of groups of first flow guide rings and second flow guide rings arranged at equal intervals, the first flow guide rings and the second flow guide rings are fixedly connected between the upper and lower inner walls of the protective box, the first flow guide rings and the second flow guide rings are in close contact with the shell of the light supplementing lamp, the second flow guide rings are cross-distributed between two adjacent first flow guide rings, a flow guide cavity is formed between the adjacent first flow guide ring and the second flow guide ring, the flow guide cavity is arranged in a V shape, and the small ends of two adjacent flow guide cavities are located on the two sides of the axis of the light supplementing lamp.

[0008] Preferably, the heat dissipation assembly comprises a fan, and mounting holes are formed in two sides of the protection box, and the fan is fixedly connected in the mounting holes.

[0009] Preferably, the protection box is fixedly connected with a baffle at the top, the baffle is located above the air outlet hole, and the baffle is inverted V-shaped.

[0010] Preferably, the mounting assembly comprises mounting racks, and the mounting racks are distributed at four corners of the bottom of the protection box, and the mounting racks are L-shaped.

[0011] Preferably, the light supplementing lamp is fixedly connected to the inner rear wall of the protection box, and two fixed plates are fixedly connected to the inner wall of the front side of the protection box, and the light supplementing lamp is fixedly connected between the two fixed plates.

[0012] Preferably, the rear side of the protection box is provided with a plurality of adjusting buttons.

[0013] Beneficial effects are that the air flows blown from two sides of the protection box enter the flow guide cavity in an interlaced manner through the large end of the flow guide cavity, so that the light supplementing lamp is cooled more uniformly, the cooling effect is improved, and the safety of equipment use is improved.

[0014] The additional technical features and advantages of the utility model will be more obvious in the following description, or can be understood through the specific practice of the utility model. BRIEF DESCRIPTION OF DRAWINGS

[0015] The drawings are used to provide further understanding of the utility model, and constitute a part of the specification, and are used together with the following specific embodiments to explain the utility model, but do not constitute the limitation to the utility model. In the drawings:

[0016] Figure 1 It is a schematic diagram of the broadcasting engineering camera light supplementing lamp of the utility model;

[0017] Figure 2 It is a front view of the broadcasting engineering camera light supplementing lamp of the utility model;

[0018] Figure 3 It is an internal structure top view of the broadcasting engineering camera light supplementing lamp of the utility model;

[0019] Figure 4 It is a right view of the broadcasting engineering camera light supplementing lamp of the utility model;

[0020] Figure 5 It is a rear view of the broadcasting engineering camera light supplementing lamp of the utility model.

[0021] The following are the annotations in the attached drawings: 1. Protective box; 101. Mounting bracket; 102. Fixing plate; 2. Supplemental light; 3. Fan; 301. Exhaust vent; 4. Baffle; 501. First guide ring; 502. Second guide ring; 6. Adjustment button. Detailed Implementation

[0022] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments.

[0023] In the description of this utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0024] The present invention will be further described below with reference to the accompanying drawings:

[0025] like Figures 1-5 As shown, a broadcasting engineering camera supplement light includes a protective box 1. Several adjustment buttons 6 are provided on the rear side of the protective box 1. An installation component is provided at the bottom of the protective box 1. The installation component includes a mounting bracket 101, which is distributed at the four corners of the bottom of the protective box 1. The mounting bracket 101 is L-shaped, and the front end of the protective box 1 is open.

[0026] A supplementary light 2 is fixedly connected inside the protective box 1. The supplementary light 2 is bolted to the inner rear wall of the protective box 1. Two fixing plates 102 are bolted to the inner wall of the front side of the protective box 1. The supplementary light 2 is bolted between the two fixing plates 102. The light intensity and different colors of the supplementary light 2 can be adjusted by adjusting the button 6.

[0027] The protective box 1 has heat dissipation components symmetrically arranged on both sides. The heat dissipation components include a fan 3. The protective box 1 has mounting holes on both sides, and the fan 3 is bolted into the mounting holes.

[0028] The top of the protective box 1 is provided with a ventilation hole 301. A baffle 4 is bolted to the top of the protective box 1. The baffle 4 is located above the ventilation hole 301. The baffle 4 is in an inverted V shape to facilitate water drainage. The baffle 4 protects the ventilation hole 301 and prevents rainwater from entering the protective box 1 through the ventilation hole 301 when used outdoors.

[0029] The protective box 1 is provided with a flow guide assembly, the flow guide assembly comprises a plurality of groups of first flow guide rings 501 and second flow guide rings 502 which are arranged at equal intervals, the first flow guide rings 501 and the second flow guide rings 502 are fixedly connected between upper and lower inner walls of the protective box 1, the first flow guide rings 501 and the second flow guide rings 502 are in close contact with a casing of the light supplement lamp 2, the second flow guide rings 502 are cross-distributed between two adjacent first flow guide rings 501, a flow guide cavity is formed between adjacent first flow guide rings 501 and second flow guide rings 502, the flow guide cavity is arranged in a V shape, small ends of two adjacent flow guide cavities are located on two sides of an axis of the light supplement lamp 2 respectively, because the smaller the cross section is, the greater the flow rate is, therefore, after air current entering the flow guide cavity from a large end of the flow guide cavity reaches the small end of the flow guide cavity, the flow rate is relatively large, which causes that the air current is difficult to enter the flow guide cavity from the small end of the flow guide cavity, and the air current blowing on two sides of the protective box 1 can enter the flow guide cavity through the large end of the flow guide cavity in a staggered manner.

[0030] Working principle: when in use, the protective box 1 is installed on a holder of a tripod through the mounting frame 101, horizontal rotation and vertical rotation of the light supplement lamp 2 are realized through adjustment of the holder, the ball head and the quick release plate of the holder can conveniently dismount and install the light supplement lamp 2, the tripod is prior art and will not be described in detail, when in use, the fan 3 is started to cool the light supplement lamp 2, because the flow guide cavity is arranged in a V shape and small ends of two adjacent flow guide cavities are located on two sides of an axis of the light supplement lamp 2 respectively, therefore, the air current blowing on two sides of the protective box 1 can enter the flow guide cavity through the large end of the flow guide cavity in a staggered manner, so that the light supplement lamp 2 is cooled more uniformly, the cooling effect is improved, meanwhile, the safety of equipment use is improved, the light intensity and different colors of the light supplement lamp 2 are adjusted through the adjusting button 6, the air outlet hole 301 is protected through the baffle 4, so that rainwater is prevented from entering the protective box 1 through the air outlet hole 301 when in outdoor use.

[0031] The basic principle, main features and advantages of the utility model are shown and described above. The person skilled in the art should understand that the utility model is not limited by the above examples, the above examples and the description in the specification only illustrate the principle of the utility model, under the premise of not departing from the spirit and range of the utility model, the utility model will also have various changes and improvements, and these changes and improvements all fall within the scope of the utility model claimed. The scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. A broadcast engineering camera light filling lamp, comprising a protective box (1), the bottom of the protective box (1) is provided with a mounting assembly, the front end of the protective box (1) is open, a light filling lamp (2) is fixedly connected in the protective box (1), heat dissipation assemblies are symmetrically arranged on the two sides of the protective box (1), and exhaust holes (301) are formed in the top of the protective box (1), characterized in that: The protective box (1) is provided with a flow guide assembly, the flow guide assembly comprises a plurality of groups of first flow guide rings (501) and second flow guide rings (502) arranged at equal intervals, the first flow guide rings (501) and the second flow guide rings (502) are fixedly connected between the upper and lower inner walls of the protective box (1), the first flow guide rings (501) and the second flow guide rings (502) are in close contact with the casing of the light supplementing lamp (2), the second flow guide rings (502) are cross-distributed between two adjacent first flow guide rings (501), the adjacent first flow guide rings (501) and the second flow guide rings (502) form flow guide cavities, the flow guide cavities are arranged in a V shape, and the small ends of two adjacent flow guide cavities are located on the two sides of the axis of the light supplementing lamp (2) respectively. ​ 2. The camera light for broadcasting engineering according to claim 1, characterized in that: The heat dissipation assembly comprises a fan (3), and both sides of the protective box (1) are provided with mounting holes, and the fan (3) is fixedly connected in the mounting holes.

3. The camera light for broadcasting engineering according to claim 1, characterized in that: The top of the protective box (1) is fixedly connected with a baffle (4), the baffle (4) is located above the air outlet hole (301), and the baffle (4) is in an inverted V shape.

4. The camera light for broadcasting engineering according to claim 1, characterized in that: The mounting assembly comprises a mounting frame (101), and the mounting frame (101) is distributed at the four corners of the bottom of the protective box (1), and the mounting frame (101) is in an L shape.

5. The camera light for broadcasting engineering according to claim 1, characterized in that: The light supplementing lamp (2) is fixedly connected to the inner rear wall of the protective box (1), the inner wall of the front side of the protective box (1) is fixedly connected with two fixed plates (102), and the light supplementing lamp (2) is fixedly connected between the two fixed plates (102).

6. The camera light for broadcasting engineering according to claim 1, characterized in that: The rear side of the protective box (1) is provided with a plurality of adjusting buttons (6).

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