Waterproof moving head lamp

Abstract

The utility model discloses a waterproof moving head lamp which comprises a bottom box, a U-shaped frame and a lamp body structure, the lower end of the U-shaped frame is connected with the bottom box in a rotating mode, and the upper end of the U-shaped frame is connected with the lamp body structure in a rotating mode. The U-shaped frame comprises a U-shaped shell and side covers arranged on the two sides of the U-shaped shell. The bottom box comprises an upper box shell and a lower box shell, the U-shaped shell and the side cover are sealed through a sealing structure, and the upper box shell and the lower box shell are sealed through a sealing structure; the sealing structure comprises a sealing groove, a sealing protrusion and a sealing rubber strip arranged in the sealing groove. The sealing protrusion is embedded into the sealing groove, and the sealing rubber strip abuts against the interior of the sealing groove through the sealing protrusion. The moving head lamp is compact in sealing structure and good in waterproof effect.

Description

TECHNICAL FIELD

[0001] The utility model relates to stage lamp technical field, concretely relates to a waterproof moving head lamp. BACKGROUND

[0002] The moving head lamp is a kind of stage lamp, usually is used in stage lighting, square lighting, opera performance, shopping mall performance etc. Moving head lamp shows environment, renders atmosphere, highlights central figure with light color and its change, creates stage space sense, time sense, and provides necessary light effect.

[0003] With the rapid development of outdoor live-action performance, waterproof moving head lamp is more and more widely used in market. The sealing structure of the existing moving head lamp is mainly sealed by sealing rubber strip, and the installation mode of sealing rubber strip is directly installed between two components, most of which are exposed installation, and the structure is not compact. With the growth of using time, sealing rubber ring will appear aging phenomenon, which leads to the sealing performance of two components to reduce after aging, and the waterproof effect is poor. UTILITY MODEL CONTENT

[0004] The utility model aims at overcoming the above-mentioned problems, providing a waterproof moving head lamp, the sealing structure of the moving head lamp is compact, and the waterproof effect is good.

[0005] The utility model aims at overcoming the above-mentioned problems, providing a waterproof moving head lamp, the sealing structure of the moving head lamp is compact, and the waterproof effect is good.

[0006] A waterproof moving head lamp, including bottom box, U-shaped frame and lamp body structure, the lower end of the U-shaped frame is rotatably connected with the bottom box, and the upper end of the U-shaped frame is rotatably connected with the lamp body structure;The U-shaped frame includes U-shaped shell and side cover arranged on both sides of the U-shaped shell;The bottom box includes upper box shell and lower box shell, and the U-shaped shell and side cover and the upper box shell and lower box shell are sealed by sealing structure;Wherein,

[0007] The sealing structure includes sealing groove, sealing protrusion and sealing rubber strip arranged in the sealing groove;The sealing protrusion is embedded in the sealing groove, and the sealing protrusion is tightly pressed in the sealing groove.

[0008] The working principle of the above-mentioned waterproof moving head lamp is as follows:

[0009] The sealing rubber strip is located in the sealing groove, so that the sealing structure becomes compact, the sealing rubber strip is installed in hidden mode, is not easy to age, the sealing protrusion is embedded in the sealing groove and is pressed to the sealing rubber strip, even if the sealing rubber strip ages, the cooperation of the sealing protrusion and the sealing groove can also play the waterproof effect, and water is not easy to flow from the gap between the U-shaped shell and the side cover and the upper box shell and the lower box shell, cooperates with the sealing rubber strip, greatly improves the waterproof effect of the moving head lamp.

[0010] One preferred of the utility model, wherein, the middle part of U type shell is equipped with top opening, be equipped with upper cover on top opening, the upper cover with top opening between through the sealing structure is sealed. The purpose of setting upper cover is to facilitate overhaul, directly open upper cover can overhaul the part inside U type frame, shorten the procedure of overhaul, reduce the overhaul time, can improve the sealing performance between upper cover and U type shell through sealing structure connection.

[0011] Preferably, the lamp body structure comprises a lens, an upper lamp shell, a light source mounting plate, and a lower lamp shell; the lens is arranged at the upper end of the upper lamp shell, the light source mounting plate is arranged at the lower end of the upper lamp shell, and the lower lamp shell is connected with the lower end of the light source mounting plate.

[0012] Preferably, the upper end edge of the upper lamp shell is provided with an inwardly extending extension, a fixed frame is arranged below the extension, a rubber ring is arranged between the extension and the fixed frame, and the edge of the lens is embedded in the rubber ring. By arranging the above structure, the sealing between the lens and the upper lamp shell can be realized.

[0013] Preferably, the inner side of the rubber ring is provided with a mounting groove, the edge of the lens is embedded in the mounting groove, and the upper end face and the lower end face of the rubber ring are both provided with a plurality of annular protrusions. By arranging the mounting groove, the rubber ring is pressed between the extension and the fixed frame through the fixed frame during installation, the rubber ring and the lens are pressed at the same time, and the sealing performance between the fixed frame, the extension and the lens is ensured; at the same time, the sealing performance can be further improved by arranging a plurality of annular protrusions.

[0014] Preferably, the lower end of the upper lamp shell is provided with a stepped groove, the top of the stepped groove is provided with an annular groove, the light source mounting plate is arranged in the stepped groove, an annular sealing ring is arranged in the annular groove, and the light source mounting plate abuts the annular sealing ring in the annular groove. By arranging the stepped groove, on the one hand, the installation of the light source mounting plate can be facilitated, the light source mounting plate is hidden inside the lamp body structure, and the annular sealing ring is installed in a hidden manner, so that the structure is more compact, and at the same time, cooperating with the annular sealing ring, a better waterproof effect can be achieved, even if the annular sealing ring ages, water will not directly enter the inside of the lamp body structure.

[0015] Preferably, the lower end of the upper lamp shell and the upper end of the light source mounting plate are sealed by the sealing structure. By arranging the above structure, the cooperation of the sealing protrusion and the sealing groove achieves a good waterproof effect, and the sealing performance of the inside of the upper lamp shell is ensured.

[0016] Preferably, the top of the lower lamp shell is provided with a mounting surface for fitting the lower end of the light source mounting plate, and the outer edge of the mounting surface is provided with an outwardly and upwardly inclined inclined portion.

[0017] Preferably, the U-shaped shell and the upper lamp shell are rotatably connected through a first connecting shaft, one end of the first connecting shaft is rotatably connected with the U-shaped shell through a bearing, and the other end of the first connecting shaft is fixedly connected with the upper lamp shell through a screw; a first sealing ring is arranged between the first connecting shaft and the upper lamp shell, a first sealing mounting groove is arranged on the side surface of the upper lamp shell, the opening of the first sealing mounting groove faces outward, the first sealing ring is mounted in the first sealing mounting groove, and the end surface of the first connecting shaft abuts against the first sealing ring; a second sealing ring is arranged between the first connecting shaft and the U-shaped shell, a second sealing mounting groove is arranged on the U-shaped shell, and the second sealing ring is mounted in the second sealing mounting groove and sleeved on the first connecting shaft. Through the above structure, the rotation between the U-shaped shell and the upper lamp shell can be realized, and the sealing performance of the interiors of the U-shaped shell and the upper lamp shell can be ensured.

[0018] Preferably, the U-shaped shell and the upper lamp shell are rotatably connected through a first connecting shaft, one end of the first connecting shaft is rotatably connected with the U-shaped shell through a bearing, and the other end of the first connecting shaft is fixedly connected with the upper lamp shell through a screw; a first sealing ring is arranged between the first connecting shaft and the upper lamp shell, a first sealing mounting groove is arranged on the side surface of the upper lamp shell, the opening of the first sealing mounting groove faces outward, the first sealing ring is mounted in the first sealing mounting groove, and the end surface of the first connecting shaft abuts against the first sealing ring; a second sealing ring is arranged between the first connecting shaft and the U-shaped shell, a second sealing mounting groove is arranged on the U-shaped shell, and the second sealing ring is mounted in the second sealing mounting groove and sleeved on the first connecting shaft. Through the above structure, the rotation between the U-shaped shell and the upper lamp shell can be realized, and the sealing performance of the interiors of the U-shaped shell and the upper lamp shell can be ensured.

[0019] Compared with the prior art, the utility model has the following beneficial effects:

[0020] 1、the waterproof moving head lamp in the utility model, the sealing rubber strip is located in the sealing groove, realizes hidden installation, not only can make the sealing structure become compact, still can make the sealing rubber strip not easy to age.

[0021] 2. The waterproof moving head lamp, the sealing protrusion is embedded in the sealing groove and the sealing rubber strip is compressed, good waterproof effect can be achieved, even if the sealing rubber strip ages, the cooperation of the sealing protrusion and the sealing groove can prevent water from flowing into the gap between the U-shaped shell and the side cover and the upper box shell and the lower box shell, and the sealing rubber strip is matched, the waterproof effect of the moving head lamp is greatly improved. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 It is a perspective structural schematic view of a waterproof moving head lamp in the utility model.

[0023] Figure 2 It is an explosion view of the U-shaped frame in the utility model.

[0024] Figure 3 It is an explosion view of the bottom box in the utility model.

[0025] Figure 4 It is an explosion view of part of the lamp body structure in the utility model.

[0026] Figure 5 It is a sectional view of the waterproof moving head lamp in the utility model.

[0027] Figure 6 It is Figure 5 A local enlarged view of the place in the utility model.

[0028] Figure 7 It is Figure 5 A local enlarged view of the place B in the utility model.

[0029] Figure 8 It is Figure 5 A local enlarged view of the place C in the utility model.

[0030] Figure 9 It is Figure 5 A local enlarged view of the place D in the utility model.

[0031] Figure 10 It is Figure 5 A local enlarged view of the place E in the utility model.

[0032] Figure 11 It is Figure 5 A local enlarged view of the place F in the utility model.

[0033] Figure 12 It is Figure 5 A local enlarged view of the place G in the utility model.

[0034] Figure 13 It is a perspective structural schematic view of the light source structure in the utility model.

[0035] Figure 14 It is a top view of the light source structure in the utility model. DETAILED DESCRIPTION

[0036] In order for those skilled in the art to have a better understanding of the technical scheme of the utility model, the utility model will be further described below in conjunction with the embodiments and drawings, but the embodiments of the utility model are not limited to this.

[0037] Embodiment 1

[0038] Referring to Figures 1-5 The embodiment discloses a waterproof moving head lamp, which comprises a bottom box 1, a U-shaped frame 2 and a lamp body structure 3, the lower end of the U-shaped frame 2 is rotationally connected with the bottom box 1, and the upper end of the U-shaped frame 2 is rotationally connected with the lamp body structure 3; the U-shaped frame 2 comprises a U-shaped shell 2-1 and side covers 2-2 arranged on both sides of the U-shaped shell 2-1; the bottom box 1 comprises an upper box shell 1-1 and a lower box shell 1-2, and the U-shaped shell 2-1 and the side covers 2-2 and the upper box shell 1-1 and the lower box shell 1-2 are sealed through a sealing structure 4.

[0039] Referring to Figures 1-8 The sealing structure 4 comprises sealing grooves 4-1, sealing protrusions 4-2 and sealing rubber strips 4-3 arranged in the sealing grooves 4-1; the sealing protrusions 4-2 are embedded in the sealing grooves 4-1, and the sealing protrusions 4-2 abut the sealing rubber strips 4-3 in the sealing grooves 4-1.

[0040] Referring to Figures 1-8 The width of the sealing protrusions 4-2 is equal to or less than the width of the sealing grooves 4-1, the width of the sealing protrusions 4-2 is equal to the width of the sealing grooves 4-1, so that the sealing protrusions 4-2 and the sealing grooves 4-1 can be more closely matched, the waterproof performance is improved, the width of the sealing protrusions 4-2 is less than the width of the sealing grooves 4-1, so that the sealing protrusions 4-2 can be conveniently installed in the sealing grooves 4-1, the cross section of the sealing protrusions 4-2 can be rectangular or conical, and the cross section of the sealing rubber strips 4-3 is rectangular. The rectangular sealing rubber strips 4-3 are better matched with the sealing grooves 4-1 and the sealing protrusions 4-2, and the sealing performance is improved.

[0041] Referring to Figures 1-5 A top opening 5 is arranged in the middle of the U-shaped shell 2-1, an upper cover 6 is arranged on the top opening 5, and the upper cover 6 and the top opening 5 are sealed through the sealing structure 4. The purpose of arranging the upper cover 6 is to facilitate maintenance, the parts inside the U-shaped frame 2 can be maintained by directly opening the upper cover 6, the maintenance procedure is shortened, and the maintenance time is reduced; the sealing structure 4 is connected, so that the sealing performance between the upper cover 6 and the U-shaped shell 2-1 is improved.

[0042] Referring to Figures 1-8In the embodiment, the sealing groove 4-1 is arranged on the side cover 2-2, the upper cover 6 and the upper cabinet 1-1, and the sealing protrusion 4-2 is arranged on the U-shaped frame 2, the top opening 5 and the lower cabinet 1-2. In another embodiment, the sealing protrusion 4-2 is arranged on the side cover 2-2, the upper cover 6 and the upper cabinet 1-1, and the sealing groove 4-1 is arranged on the U-shaped frame 2, the top opening 5 and the lower cabinet 1-2.

[0043] Referring to Figures 1-5 , the lamp body structure 3 comprises a lens 3-1, an upper lamp shell 3-2, a light source mounting plate 3-3 and a lower lamp shell 3-4; the lens 3-1 is arranged at the upper end of the upper lamp shell 3-2, the light source mounting plate 3-3 is arranged at the lower end of the upper lamp shell 3-2, and the lower lamp shell 3-4 is connected with the lower end of the light source mounting plate 3-3; the light source mounting plate 3-3 is used for mounting a light source structure.

[0044] Referring to Figures 1-5 and Figure 9 , an extension 3-21 extending inward is arranged at the upper end edge of the upper lamp shell 3-2, a fixed frame 7 is arranged below the extension 3-21, a rubber ring 8 is arranged between the extension 3-21 and the fixed frame 7, and the edge of the lens 3-1 is embedded in the rubber ring 8. By arranging the above structure, the sealing between the lens 3-1 and the upper lamp shell 3-2 can be realized. The fixed frame 7 is mounted in the interior of the upper lamp shell 3-2 by screws.

[0045] Referring to Figure 9 , an installation groove 8-1 is arranged on the inner side of the rubber ring 8, the edge of the lens 3-1 is embedded in the installation groove 8-1, and a plurality of annular protrusions 8-2 are arranged on the upper end face and the lower end face of the rubber ring 8. By arranging the installation groove 8-1, the rubber ring 8 is pressed between the extension 3-21 and the fixed frame 7 by the fixed frame 7 during installation, the rubber ring 8 and the lens 3-1 are pressed at the same time, and the sealing performance between the fixed frame 7, the extension 3-21 and the lens 3-1 is ensured; at the same time, by arranging the plurality of annular protrusions 8-2, the sealing performance can be further improved.

[0046] Referring to Figures 1-5 and Figure 10The lower end of the upper lamp shell 3-2 is provided with a stepped groove 3-21, the top of the stepped groove 3-21 is provided with an annular groove 3-22, the light source mounting plate 3-3 is arranged in the stepped groove 3-21, the annular sealing ring 9 is arranged in the annular groove 3-22, and the light source mounting plate 3-3 abuts the annular sealing ring 9 in the annular groove 3-22. By arranging the stepped groove 3-21, on one hand, the installation of the light source mounting plate 3-3 is facilitated, the light source mounting plate 3-3 is hidden in the lamp body structure 3, the annular sealing ring 9 is arranged in a hidden mode, the structure is more compact, and on the other hand, in cooperation with the annular sealing ring 9, a better waterproof effect can be achieved, and even if the annular sealing ring 9 ages, water cannot directly enter the lamp body structure 3.

[0047] Referring to Figures 1-5 and Figure 10 , the top of the lower lamp shell 3-4 is provided with a mounting surface 3-41 for abutting the lower end of the light source mounting plate 3-3, and the outer edge of the mounting surface 3-41 is provided with an inclined portion 3-42 inclined outward and upward. By arranging the inclined portion 3-42, the light source mounting plate 3-3 can be positioned and guided when the lower lamp shell 3-4 is installed, and the modeling of the lower lamp shell 3-4 is more rich.

[0048] Referring to Figures 1-5 and Figure 11 , the U-shaped shell 2-1 and the upper lamp shell 3-2 are rotationally connected through a first connecting shaft 10, one end of the first connecting shaft 10 is rotationally connected with the U-shaped shell 2-1 through a bearing, the other end of the first connecting shaft 10 is fixedly connected with the upper lamp shell 3-2 through a screw, a first sealing ring 11 is arranged between the first connecting shaft 10 and the upper lamp shell 3-2, the side surface of the upper lamp shell 3-2 is provided with a first sealing installation groove 12, the opening of the first sealing installation groove 12 faces outward, the first sealing ring 11 is arranged in the first sealing installation groove 12, and the end surface of the first connecting shaft 10 abuts on the first sealing ring 11; a second sealing ring 13 is arranged between the first connecting shaft 10 and the U-shaped shell 2-1, the U-shaped shell 2-1 is provided with a second sealing installation groove 14, the second sealing ring 13 is arranged in the second sealing installation groove 14 and is sleeved on the first connecting shaft 10. By arranging the above structure, the rotation between the U-shaped shell 2-1 and the upper lamp shell 3-2 can be realized, and the sealing of the interiors of the U-shaped shell 2-1 and the upper lamp shell 3-2 can be ensured.

[0049] Referring to Figures 1-5 and Figure 12The second connecting shaft 15 is externally sleeved with a belt wheel 16, the end surface of the belt wheel 16 is fixedly connected with the upper box shell 1-1 through a screw, a third sealing ring 17 is arranged between the belt wheel 16 and the upper box shell 1-1, the top surface of the upper box shell 1-1 is provided with a third sealing installation groove 18, the opening of the third sealing installation groove 18 faces upward, the third sealing ring 17 is installed in the third sealing installation groove 18, and the end surface of the belt wheel 16 abuts against the third sealing ring 17; a fourth sealing ring 19 is arranged between the belt wheel 16 and the U-shaped shell 2-1, the U-shaped shell 2-1 is provided with a fourth sealing installation groove 20, and the fourth sealing ring 19 is installed in the fourth sealing installation groove 20 and sleeved on the belt wheel 16. Through the above structure, the rotation between the U-shaped shell 2-1 and the upper box shell 1-1 can be realized, and meanwhile, the sealing performance of the inside of the U-shaped shell 2-1 and the upper box shell 1-1 can be ensured.

[0050] Referring to Figures 1-5 The U-shaped frame 2 is internally provided with a first driving mechanism for driving the first connecting shaft 10 to rotate and a second driving mechanism (not shown in the figure) for driving the connecting belt wheel 16 to drive the U-shaped frame 2 to rotate.

[0051] Referring to Figures 1-5 and Figure 13 The lamp body structure 3 further comprises a light source structure arranged in the upper lamp shell 3-2 and a heat dissipation assembly 21 arranged in the lower lamp shell 3-4.

[0052] Referring to Figures 13-14 The light source structure comprises a main light source assembly and an auxiliary light source assembly arranged on the light source installation plate 3-3; wherein the main light source assembly comprises a plurality of main light sources 22; among the plurality of main light sources 22, one main light source 22 is a center main light source 22-1, and the rest of the main light sources 22 are edge main light sources 22-2; all the edge main light sources 22-2 are distributed in a circle around the axis of the center main light source 22-1; the auxiliary light source assembly comprises a plurality of auxiliary light sources 23; the auxiliary light sources 23 are arranged one by one corresponding to the edge main light sources 22-2; the auxiliary light source 23 comprises two lamp strips 23-1 arranged symmetrically to each other; the edge main light source 22-2 is located between the two lamp strips 23-1; the lamp strip 23-1 comprises a vertical section and an arc section, and the edge main light source 22-2 is located between the two arc sections. The center symmetry line between the two lamp strips 23-1 faces the center main light source 22-1. In the above structure, the auxiliary light can form a sky eye shape, that is, an eye shape, and the edge main light source 22-2 can be equivalent to the pupil of the eye, so that the light effect is very amazing, and the combination of the plurality of auxiliary light sources 23 and the edge main light source 22-2 makes the light effect rich.

[0053] Referring to Figures 1-8 The working principle of the waterproof moving head lamp is as follows:

[0054] The sealing rubber strip 4-3 is located in the sealing groove 4-1, so that the sealing structure 4 becomes compact, the sealing rubber strip 4-3 is installed in a hidden manner and is not easy to age, the sealing protrusion 4-2 is embedded in the sealing groove 4-1 and presses the sealing rubber strip 4-3 tightly, even if the sealing rubber strip 4-3 ages, the cooperation of the sealing protrusion 4-2 and the sealing groove 4-1 can also play a waterproof effect, water is not easy to flow from the gap between the U-shaped shell 2-1 and the side cover 2-2 and the upper box shell 1-1 and the lower box shell 1-2, and the sealing rubber strip 4-3 greatly improves the waterproof effect of the moving head lamp.

[0055] Embodiment 2

[0056] Referring to Figures 1-4 The other structures in the embodiment are the same as those in Embodiment 1, and the difference lies in that the lower end of the upper lamp shell 3-2 and the upper end of the light source mounting plate 3-3 are sealed by the sealing structure 4. Through the above structure, the cooperation of the sealing protrusion 4-2 and the sealing groove 4-1 plays a good waterproof effect and guarantees the sealing performance of the inside of the upper lamp shell 3-2. The sealing groove 4-1 is arranged on the upper lamp shell 3-2 or the light source mounting plate 3-3, and the sealing protrusion 4-2 is arranged on the light source mounting plate 3-3 or the upper lamp shell 3-2.

[0057] The above is a preferred embodiment of the utility model, but the embodiment of the utility model is not limited by the above content, any change, modification, replacement, combination, simplification made without departing from the spirit and principle of the utility model should be an equivalent replacement mode, and all are included in the protection scope of the utility model.

Claims

1. A waterproof moving head light, characterized in that, The application relates to a lamp body structure, which comprises a bottom box, a U-shaped frame and a lamp body structure, the lower end of the U-shaped frame is rotationally connected with the bottom box, the upper end of the U-shaped frame is rotationally connected with the lamp body structure, the U-shaped frame comprises a U-shaped shell and side covers arranged on the two sides of the U-shaped shell, the bottom box comprises an upper box shell and a lower box shell, the U-shaped shell and the side covers and the upper box shell and the lower box shell are sealed by sealing structures, wherein the sealing structure comprises a sealing groove, a sealing protrusion and a sealing rubber strip arranged in the sealing groove, the sealing protrusion is embedded in the sealing groove, and the sealing protrusion tightly presses the sealing rubber strip in the sealing groove. The middle part of the U-shaped shell is provided with a top opening, the top opening is provided with an upper cover, and the upper cover and the top opening are sealed by the sealing structure.

2. A waterproof moving head light according to claim 1, characterized in that, The lamp body structure comprises a lens, an upper lamp shell, a light source mounting plate and a lower lamp shell, the lens is arranged at the upper end of the upper lamp shell, the light source mounting plate is arranged at the lower end of the upper lamp shell, and the lower lamp shell is connected with the lower end of the light source mounting plate.

3. The waterproof moving head light of claim 1, wherein, The upper end edge of the upper lamp shell is provided with an inwardly extending extension, the lower side of the extension is provided with a fixed frame, a rubber ring is arranged between the extension and the fixed frame, and the edge of the lens is embedded in the rubber ring.

4. A waterproof moving head light according to claim 3, characterized in that, The inner side of the rubber ring is provided with a mounting groove, and the edge of the lens is embedded in the mounting groove; the upper end face and the lower end face of the rubber ring are both provided with a plurality of annular protrusions.

5. A waterproof moving head light according to claim 4, characterized in that The lower end of the upper lamp shell is provided with a stepped groove, the top of the stepped groove is provided with an annular groove, the light source mounting plate is arranged in the stepped groove, an annular sealing ring is arranged in the annular groove, and the light source mounting plate tightly presses the annular sealing ring in the annular groove.

6. A waterproof moving head light according to claim 3, characterized in that, The lower end of the upper lamp shell and the upper end of the light source mounting plate are sealed by the sealing structure.

7. The waterproof moving head light of claim 3, wherein, The top of the lower lamp shell is provided with a mounting surface used for abutting the lower end of the light source mounting plate, and the outer edge of the mounting surface is provided with an outwardly and upwardly inclined inclined part.

8. The waterproof moving head light of claim 3, wherein, The U-shaped shell and the upper lamp shell are rotationally connected by a first connecting shaft, one end of the first connecting shaft is rotationally connected with the U-shaped shell through a bearing, the other end of the first connecting shaft is fixedly connected with the upper lamp shell through a screw, a first sealing ring is arranged between the first connecting shaft and the upper lamp shell, the side surface of the upper lamp shell is provided with a first sealing mounting groove, the opening of the first sealing mounting groove faces outward, the first sealing ring is arranged in the first sealing mounting groove, and the end face of the first connecting shaft tightly presses the first sealing ring; a second sealing ring is arranged between the first connecting shaft and the U-shaped shell, the U-shaped shell is provided with a second sealing mounting groove, and the second sealing ring is arranged in the second sealing mounting groove and sleeved on the first connecting shaft.

9. The waterproof moving head light of claim 3, wherein, ​ 10. A waterproof moving head light according to claim 3 or 9, characterized in that, The second connecting shaft is externally sleeved with a belt wheel, the end surface of the belt wheel is fixedly connected with the upper box shell through a screw, a third sealing ring is arranged between the belt wheel and the upper box shell, the top surface of the upper box shell is provided with a third sealing installation groove, the opening of the third sealing installation groove faces upward, the third sealing ring is installed in the third sealing installation groove, and the end surface of the belt wheel abuts against the third sealing ring; a fourth sealing ring is arranged between the belt wheel and the U-shaped shell, the U-shaped shell is provided with a fourth sealing installation groove, and the fourth sealing ring is installed in the fourth sealing installation groove and sleeved on the belt wheel.

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