CN216351700U

CN216351700U - Underwater beam tube capable of adjusting beam diameter and aiming and focusing

Info

Publication number: CN216351700U
Application number: CN202122329210.3U
Authority: CN
Inventors: 欧阳军
Original assignee: Dongguan Meilisi Precision Manufacturing Co ltd
Current assignee: Dongguan Meilisi Precision Manufacturing Co ltd
Priority date: 2021-09-24
Filing date: 2021-09-24
Publication date: 2022-04-19
Anticipated expiration: 2031-09-24

Abstract

The utility model discloses an underwater beam tube capable of adjusting beam diameter and aiming focusing, which comprises a light-gathering lens barrel, a rear shell, a battery assembly, a circuit board assembly, a button assembly, an aiming lamp assembly, a beam diameter adjusting assembly, a lens assembly and a quick-release assembly, wherein the light-gathering lens barrel is arranged on one end surface of the rear shell, the quick-release assembly is arranged on the other end surface of the rear shell, the battery assembly, the aiming lamp assembly and the circuit board assembly are all arranged in the rear shell, the lens assembly is arranged in the light-gathering lens barrel, the beam diameter adjusting assembly and the button assembly are both arranged in the rear shell and extend out of the rear shell, and the button assembly is in signal connection with the aiming lamp assembly. The utility model has simple, convenient and quick operation and good usability, can adjust the size of the unthreaded hole underwater, limit the diameter of light beams passing through light rays, effectively solve the problem of the invalid aiming function of the flash lamp, realize the quick replacement of the clear aperture, supply power independently, avoid consuming the battery power of the flash lamp and provide longer working time.

Description

Underwater beam tube capable of adjusting beam diameter and aiming and focusing

Technical Field

The utility model relates to the field of underwater photography equipment, in particular to an underwater beam tube capable of adjusting the diameter of a light beam and aiming and focusing.

Background

Underwater photography is one of the movie and television trick photography, and a photographer dives a camera or a camera with a waterproof protective cover and diving equipment into water to shoot. Underwater images can be truly reflected by underwater photography, such as geological data of underwater animals and plants, seabed, riverbed and the like, archaeological discovery and the like. Underwater photography has wide application in scientific research, military, sports, teaching and other aspects, and gradually enters the lives of the masses along with the development of scientific technology.

The flash lamp is one of the ways of enhancing the exposure, and especially, the flash lamp is an indispensable device when the light is dim during underwater photography. Generally, the total angle of light of the flash lamp is close to 100 degrees, and the illumination range is widely distributed, so when shooting a small object, a beam barrel is generally additionally arranged on the flash lamp, so that the light is output towards a determined direction and range, and a light spot with a specific range is emitted. In the prior art, a beam light cylinder is generally a cylindrical object with openings at two ends, when the beam light cylinder is used, light rays are injected from one end and then are injected from the other end, a device for inserting an inserting piece with a light hole is arranged at an incidence end, and the size of an emergent light spot is controlled by changing the diameter of the light hole of the inserting piece. However, the existing light beam tube has three problems, namely, when a diver shoots underwater, the replacement of the light hole insert is inconvenient, and the light hole insert is not easy to carry; secondly, after the light beam barrel is installed, the light spot center of the sighting lamp arranged in the flash lamp cannot be coincided with the light spot center of the flash lamp, and the sighting function of the flash lamp fails; thirdly, the beam tube cannot adjust the emitting diameter of the light beam, and the shooting requirement cannot be met.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the present invention is to provide an underwater beam splitter capable of adjusting the beam diameter and aiming to focus, so as to solve the problems in the background art.

In order to solve the technical problems, the technical scheme adopted by the utility model is as follows: an underwater beam tube capable of adjusting the diameter of a light beam and aiming and focusing comprises a light-gathering lens barrel, a rear shell, a battery assembly, a circuit board assembly, a button assembly, an aiming lamp assembly, a light beam diameter adjusting assembly, a lens assembly and a quick-release assembly, wherein the light-gathering lens barrel is arranged on one end face of the rear shell, the quick-release assembly is arranged on the other end face of the rear shell, the battery assembly, the aiming lamp assembly and the circuit board assembly are arranged in the rear shell, the lens assembly is arranged in the light-gathering lens barrel, the light beam diameter adjusting assembly and the button assembly are arranged in the rear shell and extend out of the rear shell, and the button assembly is in signal connection with the aiming lamp assembly; the aiming lamp assembly comprises a right-angle prism, a focusing lamp, an inductor and a fixing frame, the fixing frame is arranged in the rear shell, one straight edge of the right-angle prism is arranged on the fixing frame, the other straight edge of the right-angle prism is transversely arranged in the fixing frame, the inductor and the focusing lamp are arranged on the bottom of the fixing frame, the focusing lamp is arranged below the straight edge of the right-angle prism, and the inductor is arranged in front of the focusing lamp and is in signal connection with the focusing lamp; the lens component comprises a spherical lens and an aspheric lens, the aspheric lens is arranged in the rear shell and is arranged behind the right-angle prism, the convex surface of the aspheric lens is arranged in one end of the condenser lens barrel connected with the rear shell, the spherical lens is arranged in the other end of the condenser lens barrel, and the convex surface of the spherical lens is opposite to the convex surface of the aspheric lens; the refraction point of the right-angle prism, the central point of the aspheric lens and the central point of the spherical lens are arranged on the same straight line.

As a further elaboration of the above technical solution:

in the above technical scheme, light beam diameter adjusting part includes light ring, mount pad, initiative knob, driving gear, driven gear and aperture gear, the mount pad is installed in the backshell, the light ring with the plane of aspheric surface lens is connected, the aperture gear cover is established on the lateral surface of light ring, the one end of initiative knob is rotated and is installed on the mount pad, and the other end is followed the backshell is inside to be stretched out, the driving gear is installed the initiative knob is arranged in one in the backshell is served, driven gear rotates and installs on the mount pad, and with the driving gear with aperture gear meshes mutually, thereby the drive aperture gear takes place to rotate.

In the above technical solution, the quick release assembly comprises a rear cover, an upper fixing claw, a lower fixing claw and a fixing button, the rear cover is mounted on the rear shell, a fixing lug is arranged on the outer surface of the rear cover, limit lugs are respectively arranged at the upper end and the lower end of the fixing lug, the lower fixing claw is mounted on the rear cover, one end of the upper fixing claw and one end of the lower fixing claw are connected with each other, the other end is movably connected and respectively arranged around the upper part and the lower part of the fixing lug, the upper fixing claw can rotate around the connecting end of the upper fixing claw and the lower fixing claw, a first clamping lug and a second clamping lug are respectively arranged on the inner walls of the upper fixing claw and the lower fixing claw, the first clamping lug and the second clamping lug are respectively clamped between the corresponding limit lug and the outer surface of the rear cover, a limit block is arranged on the first clamping lug, the fixing button is arranged on the upper fixing claw, a gap for placing the limiting lug is arranged between the limiting block and the fixing button, the limiting lug at the upper end is arranged in the gap, and two side faces of the limiting lug are respectively contacted with the limiting block and the fixing button or are far away from the fixing button.

In the technical scheme, the fixed button comprises a button block, a button cover plate and a spring, a fixed groove is formed in the upper fixing claw, the cover plate is arranged in the fixed groove, the button block is arranged between the cover plate and the upper fixing claw and is in contact with or far away from the limiting lug at the upper end, and the spring is arranged in the button block and enables the button block and the limiting lug at the upper end to be matched and locked through elastic force of the spring.

In the above technical scheme, still include first window lens, sealed lid and first sealing washer, sealed lid is installed the condenser lens cone is kept away from on one end of backshell, first window lens and spherical lens are all installed in proper order by outer to interior in sealed lid, first sealing washer cover is established on the lateral surface of first window lens and with the medial surface in close contact with of sealed lid.

In the above technical solution, the optical lens further includes a second window lens, the second window lens is installed in the fixing frame and connected to the other side of the aperture, and the central points of the aspheric lens, the aperture and the second window lens coincide with each other.

In the above technical scheme, still include third window lens and second sealing washer, the third window lens is installed in the back lid, the second sealing washer is closely installed third window lens with between the back lid.

In the above technical scheme, the beam diameter adjusting assembly further comprises a driven shaft and a clamp spring; the driven gear comprises a first driven wheel and a second driven wheel which are connected with each other; the driven shaft is installed in the mounting seat, the clamp spring is clamped on the driven shaft, the first driven wheel and the second driven wheel are rotatably sleeved on the driven shaft and are arranged between the clamp spring and the mounting seat, the second driven wheel is meshed with the aperture gear, and the first driven wheel is meshed with the driving gear.

In the above technical solution, the button assembly includes a first cover plate, a second cover plate, a first button and a second button, the first cover plate and the second cover plate are connected to form an accommodating cavity, the first button is disposed in the accommodating cavity and in signal connection with the aiming lamp assembly, one end of the second button is connected with the first button, and the other end of the second button extends out of the rear shell.

The utility model also provides an underwater beam tube capable of adjusting the beam diameter and aiming focusing, which comprises a light-gathering lens barrel, a rear shell, a battery assembly, a circuit board assembly, a button assembly, an aiming lamp assembly, a beam diameter adjusting assembly, a lens assembly and a quick-release assembly, wherein the light-gathering lens barrel is arranged on one end face of the rear shell, the quick-release assembly is arranged on the other end face of the rear shell, the battery assembly, the aiming lamp assembly and the circuit board assembly are all arranged in the rear shell, the lens assembly is arranged in the light-gathering lens barrel, the beam diameter adjusting assembly and the button assembly are all arranged in the rear shell and extend out of the rear shell, and the button assembly is in signal connection with the aiming lamp assembly; the aiming lamp assembly comprises a focusing lamp, an inductor and a fixing frame, the fixing frame is arranged in the rear shell, and the inductor and the focusing lamp are both arranged on the bottom of the fixing frame; the lens component comprises a spherical lens and an aspheric lens, the aspheric lens is arranged in the rear shell and is arranged behind the focusing lamp, the convex surface of the aspheric lens is arranged in one end of the condenser lens barrel connected with the rear shell, the spherical lens is arranged in the other end of the condenser lens barrel, and the convex surface of the spherical lens is opposite to the convex surface of the aspheric lens; and the irradiation point of the focusing lamp, the central point of the aspheric lens and the central point of the spherical lens are arranged on the same straight line.

Compared with the prior art, the utility model has the beneficial effects that: the device has the advantages of simple, convenient and quick operation and good usability, the size of the unthreaded hole can be adjusted underwater through the light beam diameter adjusting assembly, the light beam diameter of the passing light is limited, the flash lamp is aimed and focused through the aiming light assembly, the problem of failure of the aiming function of the flash lamp is effectively solved, the battery assembly is independently powered, the battery electric quantity of the flash lamp is not consumed, and longer working time is provided.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of an exploded structure of the present invention;

FIG. 3 is another schematic structural view of the present invention;

FIG. 4 is a cross-sectional view of the present invention;

FIG. 5 is a schematic view of the structure of the beam diameter adjusting assembly according to the present invention;

FIG. 6 is a schematic view of the quick release assembly of the present invention;

FIG. 7 is a partial schematic view of the quick release assembly of the present invention;

fig. 8 is a schematic structural diagram of a second embodiment of the present invention.

In the figure: 1. a condenser lens barrel; 2. a rear housing; 3. a battery assembly; 4. a circuit board assembly; 5. a button assembly; 51. a first cover plate; 52. a second cover plate; 53. a first button; 54. a second button; 6. an aiming lamp assembly; 61. a right-angle prism; 62. a focusing light; 63. an inductor; 64. a fixed mount; 7. a beam diameter adjustment assembly; 71. an aperture; 72. a mounting seat; 73. an active knob; 74. a driving gear; 75. a driven gear; 751. a first driven wheel; 752. a second driven wheel; 76. an aperture gear; 77. a driven shaft; 78. a clamp spring; 8. a lens assembly; 81. a spherical lens; 82. an aspherical lens; 9. a quick release assembly; 91. A rear cover; 92. an upper fixed jaw; 921. fixing the groove; 93. a lower fixed jaw; 94. a fixed button; 941. a button block; 942. A button cover plate; 943. a spring; 95. fixing the bump; 96. a limiting bump; 97. a first clamping convex block; 98. a second clamping convex block; 99. a limiting block; 910. a gap; 10. a first window lens; 11. a sealing cover; 12. a first seal ring; 13. a second window lens; 14. a third window lens; 15. and a second seal ring.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The embodiments described by referring to the drawings are exemplary and intended to be used for explaining the present application and are not to be construed as limiting the present application. In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus should not be considered limiting. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise. In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate. In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.

Example one

As shown in fig. 1-7, an underwater beam splitter capable of adjusting the beam diameter and aiming to focus includes a light-gathering lens barrel 1, a rear shell 2, a battery assembly 3, a circuit board assembly 4, a button assembly 5, an aiming lamp assembly 6, a beam diameter adjusting assembly 7, a lens assembly 8 and a quick-release assembly 9, wherein the light-gathering lens barrel 1 is installed on one end face of the rear shell 2, the quick-release assembly 9 is installed on the other end face of the rear shell 2, the battery assembly 3, the aiming lamp assembly 6 and the circuit board assembly 4 are all installed in the rear shell 2, the lens assembly 8 is installed in the light-gathering lens barrel 1, the beam diameter adjusting assembly 7 and the button assembly 5 are all installed in the rear shell 2 and extend out of the rear shell 2, and the button assembly 5 is in signal connection with the aiming lamp assembly 6. The rear end of the rear shell 2 is an incident end of the beam barrel, the front end of the condenser lens barrel 1 is an emergent end of the beam barrel, and when the condenser lens barrel is used, the incident end is arranged on a light source, so that light rays are emitted into the beam barrel from the incident end.

The battery assembly 3 and the circuit board assembly 4 are well known in the art, and therefore will not be described herein. The battery component 3 enables the light beam tube to independently supply power, the focusing lamp 62 independently supplies power, the electric quantity of a flash lamp battery is not consumed, longer working time is effectively provided, and shooting requirements are met.

In this embodiment, as shown in fig. 2 to 4, the aiming lamp assembly 6 includes a right-angle prism 61, a focusing lamp 62, a sensor 63 and a fixing frame 64, the fixing frame 64 is installed in the rear housing 2, one straight side of the right-angle prism 61 is installed on the fixing frame 64, the other straight side is transversely installed in the fixing frame 64, the focusing lamps 62 of the sensor 63 are all installed on the bottom of the fixing frame 64, the focusing lamp 62 is installed below the straight side of the right-angle prism 61, and the sensor 63 is installed in front of the focusing lamp 62 and is in signal connection with the focusing lamp 62. The lens assembly 8 comprises a spherical lens 81 and an aspherical lens 82, the aspherical lens 82 is arranged in the rear shell 2 and is arranged behind the right-angle prism 61, a convex surface of the aspherical lens 82 is arranged in one end of the condenser lens barrel 1 connected with the rear shell 2, the spherical lens 81 is arranged in the other end of the condenser lens barrel 1, and the convex surface of the spherical lens 81 is opposite to the convex surface of the aspherical lens 82. The refraction point of the right-angle prism 61, the center point of the aspherical lens 82, and the center point of the spherical lens 81 are arranged on the same straight line. The button assembly 5 is pressed, the focusing lamp 62 is turned on, the light beam is upwards irradiated onto the right-angle prism 61, the right-angle prism 61 transversely refracts the light beam to the aspheric lens 82, the aspheric lens 82 and the spherical lens 81 converge the light beam and then emit the light beam from the emergent end of the condenser lens barrel 1, and aiming focusing of a flash lamp is achieved. When the flash lamp is on, the sensor 63 receives a signal and sends the signal to the focusing lamp 62, and the focusing lamp 62 is turned off to focus the light beam of the flash lamp and emit the light beam.

In this embodiment, as shown in fig. 2, fig. 3 and fig. 5, the light beam diameter adjusting assembly 7 includes a diaphragm 71, a mounting seat 72, a driving knob 73, a driving gear 74, a driven gear 75 and a diaphragm gear 76, the mounting seat 72 is installed in the rear housing 2, the diaphragm 71 is connected to the plane of the aspheric lens 82, the diaphragm gear 76 is sleeved on the outer side surface of the diaphragm 71, one end of the driving knob 73 is rotatably installed on the mounting seat 72, the other end of the driving knob 73 extends out of the rear housing 2, the driving gear 74 is installed on the driving knob 73 and is disposed at one end of the rear housing 2, the driven gear 75 is rotatably installed on the mounting seat 72 and is engaged with the driving gear 74 and the diaphragm gear 76, so as to drive the diaphragm gear 76 to rotate. The light beam diameter adjusting assembly 7 further comprises a driven shaft 77 and a clamp spring 78; the driven gear 75 includes a first driven wheel 751 and a second driven wheel 752 connected to each other; the driven shaft 77 is arranged in the mounting seat 72, the clamp spring 78 is clamped on the driven shaft 77, the first driven wheel 751 and the second driven wheel 752 are rotatably sleeved on the driven shaft 77 and are arranged between the clamp spring 78 and the mounting seat 72, the second driven wheel 752 is meshed with the aperture gear 76, and the first driven wheel 751 is meshed with the driving gear 74. The driving knob 73 is rotated to drive the driving gear 74 to rotate, so as to drive the first driven wheel 751 and the second driven wheel 752 to rotate, and the second driven wheel 752 drives the aperture gear 76 to rotate, so as to drive the aperture 71 to rotate, thereby adjusting the diameter of the light beam, so that a user can control the size of the emergent light spot according to the shooting requirement.

In this embodiment, as shown in fig. 2, fig. 3, fig. 4, fig. 6 and fig. 7, the quick release assembly 9 includes a rear cover 91, an upper fixing claw 92, a lower fixing claw 93 and a fixing button 94, the rear cover 91 is mounted on the rear housing 2, a fixing bump 95 is disposed on an outer surface of the rear cover 91, a limiting bump 96 is disposed at an upper end and a lower end of the fixing bump 95, the lower fixing claw 93 is mounted on the rear cover 91, one end of the upper fixing claw 92 and one end of the lower fixing claw 93 are connected to each other, the other end is movably connected to and surrounds the upper side and the lower side of the fixing bump 95, the upper fixing claw 92 can rotate around its connecting end, the inner walls of the upper fixing claw 92 and the lower fixing claw 93 are provided with a first clamping bump 97 and a second clamping bump 98, the first clamping bump 97 and the second clamping bump 98 are clamped between the corresponding limiting bump 96 and the outer surface of the rear cover 91, be provided with stopper 99 on the first joint lug 97, fixed button 94 is installed on last stationary dog 92, stopper 99 with be provided with between the fixed button 94 and supply the clearance 910 that spacing lug 96 was placed, upper end spacing lug 96 is arranged in the clearance 910, its both sides face respectively with stopper 99 with fixed button 94 contacts or keeps away from mutually. Wherein, the fixed button 94 includes button piece 941, button apron 942 and spring 943, go up the stationary dog 92 on seted up fixed slot 921, the apron 942 is installed in the fixed slot 921, the button piece 941 is installed the apron 942 with go up between the stationary dog 92 and with the upper end limit lug 96 contacts or keeps away from mutually, spring 943 is installed in the button piece 941 to make button piece 941 and upper end through its elastic force limit lug 96 cooperatees and locks. In operation, the button block 941 is pressed to move the button block 941 away from the upper limit protrusion 96, and then the upper holding claw 92 is rotated upward to move away from the holding protrusion 95, thereby opening the upper holding claw 92. The upper fixing claw 92 rotates downwards, the first clamping convex block 97 is clamped between the limiting convex block 96 at the upper end and the outer surface of the rear cover 91, the button block 941 is loosened, the limiting convex block 96 at the upper end is arranged between the limiting block 99 and the fixing button 94, and the upper fixing claw 92 and the lower fixing claw 93 are locked together.

Specifically, as shown in fig. 2 and 4, still include first window lens 10, sealed lid 11 and first sealing washer 12, sealed lid 11 is installed condenser lens barrel 1 is kept away from one of backshell 2 is served, first window lens 10 and spherical lens 81 are all installed by outer in proper order in sealed lid 11, first sealing washer 12 cover is established on the lateral surface of first window lens 10 and with the medial surface in close contact with of sealed lid 11 for a beam splitter tube leakproofness is higher, and waterproof performance is better, and can block inside external debris got into a beam splitter tube, guarantees the life of equipment.

Specifically, as shown in fig. 2 to 4, the optical lens further includes a second window lens 13, the second window lens 13 is mounted in the fixing frame 64 and connected to the other surface of the aperture 71, and the aspheric lens 82, the aperture 71 and the center point of the second window lens 13 are overlapped with each other, so that the light refraction focusing effect is higher. The aspherical lens 82, the diaphragm 71 and the second window lens 13 are bonded to each other.

Specifically, as shown in fig. 2, fig. 3, fig. 4 and fig. 6, the window device further includes a third window lens 14 and a second sealing ring 15, the third window lens 14 is installed in the rear cover 91, the second sealing ring 15 is tightly installed between the third window lens 14 and the rear cover 91, so that the rear cover 91 has higher sealing performance and better waterproof performance, can prevent external impurities from entering the interior of the beam tube, and can ensure the service life of the device.

In this embodiment, as shown in fig. 2 and 3, the button assembly 5 includes a first cover plate 51, a second cover plate 52, a first button 53 and a second button 54, the first cover plate 51 and the second cover plate 52 are connected to form a receiving cavity, the first button 53 is disposed in the receiving cavity and is in signal connection with the aiming lamp assembly 6, and one end of the second button 54 is connected to the first button 53, and the other end of the second button extends out of the rear housing 2. When focusing is needed, the second button 54 is pressed, and the second button 54 drives the first button 53 to press, so that the focusing lamp of the aiming lamp assembly 6 is driven to light up for aiming focusing.

The device is simple, convenient and quick to operate and good in usability, the size of the unthreaded hole can be adjusted underwater through the light beam diameter adjusting assembly 7, the diameter of light beams passing through light rays is limited, the flash lamp is aimed and focused through the aiming light assembly 6, the problem that the aiming function of the flash lamp is invalid is effectively solved, the battery assembly 3 is independently powered, the battery electric quantity of the flash lamp does not need to be consumed, and longer working time is provided.

Example two

As shown in fig. 8, an underwater beam tube capable of adjusting the beam diameter and aiming to focus includes a light-gathering lens barrel 1, a rear shell 2, a battery assembly 3, a circuit board assembly 4, a button assembly 5, an aiming lamp assembly 6, a beam diameter adjusting assembly 7, a lens assembly 8 and a quick-release assembly 9, wherein the light-gathering lens barrel 1 is installed on one end face of the rear shell 2, the quick-release assembly 9 is installed on the other end face of the rear shell 2, the battery assembly 3, the aiming lamp assembly 6 and the circuit board assembly 4 are all installed in the rear shell 2, the lens assembly 8 is installed in the light-gathering lens barrel 1, the beam diameter adjusting assembly 7 and the button assembly 5 are all installed in the rear shell 2 and extend out of the rear shell 2, and the button assembly 5 is in signal connection with the aiming lamp assembly 6. The aiming lamp assembly 6 comprises a focusing lamp 62, a sensor 63 and a fixing frame 64, wherein the fixing frame 64 is arranged in the rear shell 2, and the sensor 63 and the focusing lamp 62 are arranged on the bottom of the fixing frame 64. The lens assembly 8 comprises a spherical lens 81 and an aspherical lens 82, the aspherical lens 82 is arranged in the rear shell 2 and is arranged behind the focusing lamp 62, a convex surface of the aspherical lens 82 is arranged in one end of the condenser lens barrel 1 connected with the rear shell 2, the spherical lens 61 is arranged in the other end of the condenser lens barrel 1, and the convex surface of the spherical lens is arranged opposite to the convex surface of the aspherical lens 82. The irradiation point of the focusing lamp 62, the center point of the aspherical lens 82, and the center point of the spherical lens 81 are arranged on the same straight line. When the button assembly 5 is pressed, the focusing lamp 62 is turned on, the light beam is horizontally irradiated to the central point of the aspheric lens 82, and the aspheric lens 82 and the spherical lens 81 converge the light and emit the light from the emergent end of the condenser lens barrel 1, so that aiming and focusing of the flash lamp are realized. When the flash lamp is on, the sensor 63 receives a signal and sends the signal to the focusing lamp 62, and the focusing lamp 62 is turned off to focus the light beam of the flash lamp and emit the light beam.

The technical scope of the present invention is not limited to the above embodiments, and any modifications, equivalent variations and modifications made to the above embodiments according to the technical spirit of the present invention still fall within the technical scope of the present invention.

Claims

1. An underwater beam tube capable of adjusting the diameter of a light beam and aiming and focusing is characterized by comprising a light-gathering lens barrel, a rear shell, a battery assembly, a circuit board assembly, a button assembly, an aiming lamp assembly, a light beam diameter adjusting assembly, a lens assembly and a quick-release assembly, wherein the light-gathering lens barrel is arranged on one end face of the rear shell, the quick-release assembly is arranged on the other end face of the rear shell, the battery assembly, the aiming lamp assembly and the circuit board assembly are arranged in the rear shell, the lens assembly is arranged in the light-gathering lens barrel, the light beam diameter adjusting assembly and the button assembly are arranged in the rear shell and extend out of the rear shell, and the button assembly is in signal connection with the aiming lamp assembly; the aiming lamp assembly comprises a right-angle prism, a focusing lamp, an inductor and a fixing frame, the fixing frame is arranged in the rear shell, one straight edge of the right-angle prism is arranged on the fixing frame, the other straight edge of the right-angle prism is transversely arranged in the fixing frame, the inductor and the focusing lamp are arranged on the bottom of the fixing frame, the focusing lamp is arranged below the straight edge of the right-angle prism, and the inductor is arranged in front of the focusing lamp and is in signal connection with the focusing lamp; the lens component comprises a spherical lens and an aspheric lens, the aspheric lens is arranged in the rear shell and is arranged behind the right-angle prism, the convex surface of the aspheric lens is arranged in one end of the condenser lens barrel connected with the rear shell, the spherical lens is arranged in the other end of the condenser lens barrel, and the convex surface of the spherical lens is opposite to the convex surface of the aspheric lens; the refraction point of the right-angle prism, the central point of the aspheric lens and the central point of the spherical lens are arranged on the same straight line.

2. The underwater beam tube capable of adjusting the diameter of a light beam and aiming for focusing as claimed in claim 1, wherein the beam diameter adjusting assembly comprises a diaphragm, a mounting seat, a driving knob, a driving gear, a driven gear and a diaphragm gear, the mounting seat is installed in the rear shell, the diaphragm is connected with the plane of the aspheric lens, the diaphragm gear is sleeved on the outer side surface of the diaphragm, one end of the driving knob is rotated and installed on the mounting seat, the other end of the driving knob extends out of the rear shell, the driving gear is installed on the driving knob and is arranged at one end in the rear shell, the driven gear is rotated and installed on the mounting seat and is meshed with the driving gear and the diaphragm gear, and the diaphragm gear is driven to rotate.

3. The underwater beam tube capable of adjusting the diameter of a light beam and aiming to focus according to claim 1, wherein the quick-release assembly comprises a rear cover, an upper fixing claw, a lower fixing claw and a fixing button, the rear cover is mounted on the rear shell, a fixing bump is arranged on the outer surface of the rear cover, a limiting bump is respectively arranged at the upper end and the lower end of the fixing bump, the lower fixing claw is mounted on the rear cover, one end of the upper fixing claw and one end of the lower fixing claw are connected with each other, the other end of the upper fixing claw and the other end of the lower fixing claw are movably connected and respectively arranged around the upper part and the lower part of the fixing bump, the upper fixing claw can rotate around the connecting end of the upper fixing claw, the inner walls of the upper fixing claw and the lower fixing claw are respectively provided with a first clamping bump and a second clamping bump, the first clamping bump and the second clamping bump are respectively clamped between the limiting bump and the outer surface of the rear cover, be provided with the stopper on the first joint lug, fixed button installs go up on the stationary dog, the stopper with be provided with between the fixed button and supply the clearance that spacing lug was placed, the upper end spacing lug is arranged in the clearance, its both sides face respectively with the stopper with fixed button contacts or keeps away from mutually.

4. The underwater beam tube capable of adjusting the diameter of a light beam and aiming to focus according to claim 3, wherein the fixing button comprises a button block, a button cover plate and a spring, the upper fixing claw is provided with a fixing groove, the cover plate is arranged in the fixing groove, the button block is arranged between the cover plate and the upper fixing claw and is in contact with or away from the limiting lug at the upper end, and the spring is arranged in the button block and enables the button block to be matched and locked with the limiting lug at the upper end through the elastic force of the spring.

5. The underwater beam tube capable of adjusting the diameter of a light beam and aiming for focusing according to claim 1, further comprising a first window lens, a sealing cover and a first sealing ring, wherein the sealing cover is arranged at one end of the light-gathering lens barrel away from the rear shell, the first window lens and the spherical lens are sequentially arranged in the sealing cover from outside to inside, and the first sealing ring is sleeved on the outer side surface of the first window lens and is in close contact with the inner side surface of the sealing cover.

6. The underwater beam light cylinder capable of adjusting the diameter of a light beam and aiming for focusing as claimed in claim 2, further comprising a second window lens, wherein the second window lens is installed in the fixing frame and connected with the other surface of the aperture, and the central points of the aspheric lens, the aperture and the second window lens are coincident with each other.

7. An underwater beam splitter barrel capable of adjusting beam diameter and aiming focusing as claimed in claim 3, further comprising a third window lens and a second sealing ring, wherein the third window lens is disposed in the rear cover, and the second sealing ring is tightly disposed between the third window lens and the rear cover.

8. The underwater beam barrel capable of adjusting the beam diameter and aiming focusing as claimed in claim 2, wherein the beam diameter adjusting assembly further comprises a driven shaft and a clamp spring; the driven gear comprises a first driven wheel and a second driven wheel which are connected with each other; the driven shaft is installed in the mounting seat, the clamp spring is clamped on the driven shaft, the first driven wheel and the second driven wheel are rotatably sleeved on the driven shaft and are arranged between the clamp spring and the mounting seat, the second driven wheel is meshed with the aperture gear, and the first driven wheel is meshed with the driving gear.

9. An underwater beam barrel capable of adjusting beam diameter and aiming focus as recited in claim 1, wherein the button assembly comprises a first cover plate, a second cover plate, a first button and a second button, the first cover plate and the second cover plate are connected to form a receiving cavity, the first button is disposed in the receiving cavity and is in signal connection with the aiming lamp assembly, one end of the second button is connected with the first button, and the other end of the second button extends out of the rear housing.

10. An underwater beam tube capable of adjusting the diameter of a light beam and aiming and focusing is characterized by comprising a light-gathering lens barrel, a rear shell, a battery assembly, a circuit board assembly, a button assembly, an aiming lamp assembly, a light beam diameter adjusting assembly, a lens assembly and a quick-release assembly, wherein the light-gathering lens barrel is arranged on one end face of the rear shell, the quick-release assembly is arranged on the other end face of the rear shell, the battery assembly, the aiming lamp assembly and the circuit board assembly are arranged in the rear shell, the lens assembly is arranged in the light-gathering lens barrel, the light beam diameter adjusting assembly and the button assembly are arranged in the rear shell and extend out of the rear shell, and the button assembly is in signal connection with the aiming lamp assembly; the aiming lamp assembly comprises a focusing lamp, an inductor and a fixing frame, the fixing frame is arranged in the rear shell, and the inductor and the focusing lamp are both arranged on the bottom of the fixing frame; the lens component comprises a spherical lens and an aspheric lens, the aspheric lens is arranged in the rear shell and is arranged behind the focusing lamp, the convex surface of the aspheric lens is arranged in one end of the condenser lens barrel connected with the rear shell, the spherical lens is arranged in the other end of the condenser lens barrel, and the convex surface of the spherical lens is opposite to the convex surface of the aspheric lens; and the irradiation point of the focusing lamp, the central point of the aspheric lens and the central point of the spherical lens are arranged on the same straight line.