阅读说明：本技术 一种船舶投光灯灯架 (Ship projection lamp bracket ) 是由 岑乾武 于 2021-06-22 设计创作，主要内容包括：本发明涉及灯架技术领域,具体地说,涉及一种船舶投光灯灯架,包括灯体固定架,灯体固定架的底部设置有高度调节装置,高度调节装置包括呈竖直状设置的套筒和位于套筒内并与套筒之间滑动连接的支撑杆,套筒的底端设置有固定筒,固定筒内设置有驱动电机,驱动电机的输出轴末端设置有呈竖直向上设置的丝杆,丝杆穿过支撑杆并与支撑杆之间螺纹连接,套筒的表面设置有左右两个相互对称且沿着套筒高度方向设置的滑杆,套筒和支撑杆之间设置有支撑装置,支撑杆的顶端设置有方向调节装置,方向调节装置包括上下两个相互对称的矩形板,套筒的底端筒体上设置有限位装置,限位装置包括固定安装在套筒上的固定套。本发明能够调节高度和方向,方便使用。(The invention relates to the technical field of lamp holders, in particular to a ship projection lamp holder which comprises a lamp body fixing frame, wherein the bottom of the lamp body fixing frame is provided with a height adjusting device, the height adjusting device comprises a vertically arranged sleeve and a supporting rod which is arranged in the sleeve and is in sliding connection with the sleeve, the bottom end of the sleeve is provided with a fixed cylinder, a driving motor is arranged in the fixed cylinder, the tail end of an output shaft of the driving motor is provided with a vertically and upwards arranged screw rod, the screw rod penetrates through the supporting rod and is in threaded connection with the supporting rod, the surface of the sleeve is provided with a left sliding rod and a right sliding rod which are mutually symmetrical and are arranged along the height direction of the sleeve, a supporting device is arranged between the sleeve and the supporting rod, the top end of the supporting rod is provided with a direction adjusting device, the direction adjusting device comprises an upper rectangular plate and a lower rectangular plate which are mutually symmetrical, and a limiting device is arranged on a barrel body at the bottom end of the sleeve, the limiting device comprises a fixed sleeve fixedly arranged on the sleeve. The invention can adjust the height and direction and is convenient to use.)

1. The utility model provides a boats and ships projecting lamp lighting fixture, includes lamp body mount (1), its characterized in that: the bottom of lamp body mount (1) is provided with height adjusting device (2), height adjusting device (2) including be sleeve (20) that vertical form set up and be located in sleeve (20) and with sliding connection's bracing piece (26) between sleeve (20), the bottom of sleeve (20) is provided with fixed section of thick bamboo (24), be provided with driving motor (25) in fixed section of thick bamboo (24), the output shaft end of driving motor (25) is provided with lead screw (251) that are vertical upwards setting, lead screw (251) pass bracing piece (26) and with threaded connection between bracing piece (26).

2. The ship projector lamp holder of claim 1, wherein: the sleeve is characterized in that a sliding hole (22) communicated with the outside is formed in the sleeve (20), the supporting rod (26) is located in the sliding hole (22) and is in sliding connection with the sliding hole (22), two sliding grooves (23) which are symmetrical to each other are formed in the hole wall of the sliding hole (22), a sliding block (261) is arranged at the position, right opposite to the sliding grooves (23), of the supporting rod (26), and the sliding block (261) is located in the sliding grooves (23) and is in sliding connection with the sliding grooves (23).

3. The ship projector lamp holder of claim 1, wherein: and a limiting ring (241) is fixedly arranged on the bottom end cylinder body of the fixed cylinder (24).

4. The ship projector lamp holder of claim 2, wherein: the surface of the sleeve (20) is provided with a left sliding rod (201) and a right sliding rod (201) which are symmetrical to each other and are arranged along the height direction of the sleeve (20), a supporting device (3) is arranged between the sleeve (20) and the supporting rod (26), the supporting device (3) comprises an upper fixed disk (30) and a lower fixed disk (30) which are symmetrical to each other, the fixed disk (30) which is positioned above is fixedly arranged on the supporting rod (26), a sliding sleeve (33) is arranged at the central position of the fixed disk (30) which is positioned below, the sliding sleeve (33) is sleeved on the sleeve (20) and is in sliding connection with the sleeve (20), two grooves (331) which are symmetrical to each other are arranged on the inner wall of the sliding sleeve (33), the sliding rods (201) are positioned in the grooves (331) and are in sliding connection with the grooves (331), and two fixing rods (31) which are symmetrical to each other are fixedly arranged between the fixed disks (30), a plurality of supporting lantern rings (32) which are linearly arranged at equal intervals are arranged between the two fixing rods (31).

5. The marine projector lamp holder of claim 4, wherein: a stop ring (21) is arranged on the top end barrel of the sleeve (20), and the sliding sleeve (33) is located below the stop ring (21).

6. The marine projector lamp holder of claim 5, wherein: the top end of the supporting rod (26) is provided with a direction adjusting device (4), the direction adjusting device (4) comprises an upper rectangular plate (40) and a lower rectangular plate (40) which are symmetrical to each other, four rectangular rods (41) arranged in a matrix form are arranged between the two rectangular plates (40), the rectangular plates (40) positioned below are fixedly arranged on the supporting rod (26), a servo motor (45) is arranged on the upper surface of the rectangular plates (40) positioned below, the tail end of an output shaft of the servo motor (45) is provided with a driving gear (46), a rotating shaft (42) is rotatably connected between the two rectangular plates (40), the lamp body fixing frame (1) is fixedly arranged on the rotating shaft (42), a driven gear (44) is arranged on the rotating shaft (42), the driving gear (46) and the driven gear (44) are meshed with each other.

7. The marine projector lamp holder of claims 5-6, wherein: two bearings (43) which are symmetrical to each other are arranged on the rotating shaft (42), and the bearings (43) are fixedly arranged on the rectangular plate (40) corresponding to the bearings.

8. The marine projector mount of claims 5-7, wherein: be provided with stop device (5) on the bottom barrel of sleeve (20), stop device (5) are including fixed mounting fixed cover (50) on sleeve (20), it is connected with a set ring (52) to rotate on fixed cover (50), be provided with two fixed plates (55) of mutual symmetry on the annular side of a set ring (52).

9. The ship projector lamp holder of claim 8, wherein: the anti-drop sleeve is characterized in that an anti-drop ring (51) is arranged on a bottom end cylinder of the fixed sleeve (50), a through hole (53) communicated with the outside is formed in the sealing sleeve ring (52), an annular groove (54) is formed in the hole wall of the through hole (53), and the anti-drop ring (51) is located in the annular groove (54) and is rotationally connected with the annular groove (54).

Technical Field

The invention relates to the technical field of lamp brackets, in particular to a ship projection lamp bracket.

Background

Boats and ships are the general name of various ships, generally install the light of carrying out the work of throwing light at night on the boats and ships, the projecting lamp is that the appointed illuminance that is shone on is higher than the lamps and lanterns of surrounding environment, boats and ships projecting lamp lighting fixture is the support body that installs on boats and ships and be used for supporting the projecting lamp, the kind of the boats and ships projecting lamp lighting fixture on the market is more, but most boats and ships projecting lamp lighting fixture when using, all there is the defect of the regulation lighting fixture height of being not convenient for, can influence the illuminating effect, it brings inconvenience to also carry out the maintenance and the change operation of projecting lamp for the height that can not reduce the projecting lamp simultaneously, bring the trouble for the user.

Disclosure of Invention

The invention aims to provide a ship project lamp bracket to solve the defects in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

a ship projection lamp holder comprises a lamp body fixing frame, wherein a height adjusting device is arranged at the bottom of the lamp body fixing frame, the height adjusting device comprises a vertically arranged sleeve and a supporting rod which is positioned in the sleeve and is in sliding connection with the sleeve, a fixing barrel is arranged at the bottom end of the sleeve, a driving motor is arranged in the fixing barrel, a lead screw which is vertically and upwardly arranged is arranged at the tail end of an output shaft of the driving motor, the lead screw penetrates through the supporting rod and is in threaded connection with the supporting rod, when the ship projection lamp holder is used, the driving motor is used for working, the output shaft on the driving motor rotates forwards or reversely to drive the lead screw to rotate, the supporting rod in threaded connection with the lead screw is further driven to move upwards or downwards, the height of the supporting rod and the height of the lamp body fixing frame is adjusted, and therefore, is convenient to use.

Preferably, the sleeve is internally provided with a sliding hole communicated with the outside, the support rod is positioned in the sliding hole and is in sliding connection with the sliding hole, the hole wall of the sliding hole is provided with two sliding grooves which are symmetrical to each other, the position of the support rod, which is over against the sliding grooves, is provided with a sliding block, and the sliding block is positioned in the sliding grooves and is in sliding connection with the sliding grooves, so that the support rod is limited, the support rod is ensured not to rotate along with the rotation of the screw rod, and the support rod is ensured to be more stable during the up-and-down movement.

Preferably, the limiting ring is fixedly mounted on the barrel body at the bottom end of the fixed barrel, so that the limiting ring is conveniently fixed, and the effect of fixing the fixed barrel is achieved.

Preferably, the surface of the sleeve is provided with a left sliding rod and a right sliding rod which are mutually symmetrical and are arranged along the height direction of the sleeve, a supporting device is arranged between the sleeve and the supporting rod, the supporting device comprises an upper fixed disk and a lower fixed disk which are mutually symmetrical, the upper fixed disk is fixedly arranged on the supporting rod, a sliding sleeve is arranged at the central position of the lower fixed disk, the sliding sleeve is sleeved on the sleeve and is in sliding connection with the sleeve, the inner wall of the sliding sleeve is provided with two grooves which are mutually symmetrical, the sliding rods are arranged in the grooves and are in sliding connection with the grooves, two fixed rods which are mutually symmetrical are fixedly arranged between the two fixed disks, a plurality of supporting lantern rings which are linearly arranged at equal intervals are arranged between the two fixed rods, so that the supporting rod is limited on the sleeve, guarantee that the structure between bracing piece and the sleeve is more firm stable, the difficult condition that rocks about the bracing piece that appears.

Preferably, the barrel at the top end of the sleeve is provided with the stop ring, and the sliding sleeve is located below the stop ring, so that the sliding sleeve is limited, and the sliding sleeve is prevented from falling off from the top end of the sleeve.

Preferably, a direction adjusting device is arranged at the top end of the supporting rod, the direction adjusting device comprises an upper rectangular plate and a lower rectangular plate which are mutually symmetrical, four rectangular rods which are arranged in a matrix form are arranged between the two rectangular plates, the lower rectangular plate is fixedly arranged on the supporting rod, a servo motor is arranged on the upper surface of the lower rectangular plate, a driving gear is arranged at the tail end of an output shaft of the servo motor, a rotating shaft is rotatably connected between the two rectangular plates, the lamp body fixing frame is fixedly arranged on the rotating shaft, a driven gear is arranged on the rotating shaft, the driving gear and the driven gear are mutually meshed, so that when the lamp body fixing frame is used, the servo motor can be used for working, the output shaft on the servo motor rotates to further drive the driving gear to rotate, and the driving gear rotates to drive the driven gear which is mutually, the driven gear rotates to drive the rotating shaft to rotate, the rotating shaft rotates, the direction of the lamp body fixing frame is adjusted, and the lamp body fixing frame is convenient to use.

Preferably, the rotating shaft is provided with two bearings which are symmetrical with each other, and the bearings are fixedly arranged on the corresponding rectangular plate, so that the rotating shaft is ensured to rotate more smoothly.

Preferably, the limiting device is arranged on the barrel at the bottom end of the sleeve and comprises a fixed sleeve fixedly arranged on the sleeve, a sealing sleeve ring is rotatably connected onto the fixed sleeve, two mutually symmetrical fixed plates are arranged on the annular side surface of the sealing sleeve ring, the fixed plates are conveniently fixed, and the bottom end of the sleeve is more firmly and stably fixed on a ship.

Preferably, the bottom end cylinder of the fixed sleeve is provided with an anti-drop ring, the inside of the sealing ring is provided with a through hole communicated with the outside, the hole wall of the through hole is provided with an annular groove, and the anti-drop ring is positioned in the annular groove and is rotatably connected with the annular groove, so that the sealing ring can freely rotate, and the position of the fixed plate can be adjusted more conveniently.

Compared with the prior art, the invention has the beneficial effects that:

1. the height adjusting device ensures that the driving motor can work when the height adjusting device is used, the output shaft on the driving motor can drive the screw rod to rotate in a forward rotation or reverse rotation mode, the supporting rod in threaded connection with the screw rod is further driven to move upwards or downwards, the height of the supporting rod is adjusted, the height of the lamp body fixing frame is further adjusted, finally the height of the projection lamp fixedly installed on the lamp body fixing frame is adjusted, the use is convenient, the defect that the height of the lamp frame cannot be adjusted conveniently when most ship projection lamp frames are used is overcome, the lighting effect can be influenced, meanwhile, inconvenience is brought to overhaul and replacement operation of the projection lamp which cannot reduce the height of the projection lamp, and troubles are brought to a user.

2. The supporting device is arranged, so that the supporting rod can be further supported when the supporting device is used, the structure between the supporting rod and the sleeve is firmer and more stable, the supporting rod is not easy to shake left and right, and the supporting rod is not easy to be damaged or broken due to the influence of strong wind.

3. The direction adjusting device ensures that the servo motor can work when in use, the output shaft on the servo motor rotates to drive the driving gear to rotate, the driving gear rotates to further drive the driven gear which is meshed with the driving gear to rotate, the rotating shaft is further driven to rotate, the direction of the lamp body fixing frame is adjusted, and the use is convenient.

4. The limiting device is arranged, so that the bottom of the sleeve can be further stably supported when the sleeve is used, the sleeve can be stably and fixedly installed on a ship, and the structure of the sleeve is firmer and more stable.

Drawings

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

FIG. 2 is one of the schematic views of the explosive structure of the present invention;

FIG. 3 is a second schematic diagram of the explosion structure of the present invention;

FIG. 4 is a schematic diagram of a portion of the structure of the present invention;

FIG. 5 is an enlarged view taken at A of FIG. 4 in accordance with the present invention;

FIG. 6 is a second partial schematic view of the present invention;

FIG. 7 is a schematic structural view of the supporting device of the present invention;

FIG. 8 is a schematic structural view of the lamp body fixing frame and the direction adjusting device of the present invention;

fig. 9 is an exploded view of the lamp body holder and the direction adjustment means of the present invention;

fig. 10 is an exploded view of the spacing device of the present invention.

The meaning of the individual reference symbols in the figures is:

1. a lamp body fixing frame;

2. a height adjustment device; 20. a sleeve; 201. a slide bar; 21. a blocking ring; 22. a slide hole; 23. a chute; 24. a fixed cylinder; 241. a limiting ring; 25. a drive motor; 251. a screw rod; 26. a support bar; 261. a slider;

3. a support device; 30. fixing the disc; 31. fixing the rod; 32. a support collar; 33. a sliding sleeve; 331. a groove;

4. a direction adjusting device; 40. a rectangular plate; 41. a rectangular bar; 42. a rotating shaft; 43. a bearing; 44. a driven gear; 45. a servo motor; 46. a driving gear;

5. a limiting device; 50. fixing a sleeve; 51. the anti-drop ring; 52. a sealing ring; 53. a through hole; 54. an annular groove; 55. and (7) fixing the plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, 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, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Referring to fig. 1-10, the present invention provides a technical solution:

a ship projection lamp holder comprises a lamp body fixing frame 1, a height adjusting device 2 is arranged at the bottom of the lamp body fixing frame 1, the height adjusting device 2 comprises a sleeve 20 and a supporting rod 26, the sleeve 20 is vertically arranged, the supporting rod 26 is located in the sleeve 20 and is in sliding connection with the sleeve 20, a fixed barrel 24 is tightly welded at the bottom end of the sleeve 20, a driving motor 25 is arranged in the fixed barrel 24, a lead screw 251 which is vertically and upwards arranged is tightly welded at the tail end of an output shaft of the driving motor 25, a threaded hole for the lead screw 251 to penetrate is formed in the supporting rod 26, the lead screw 251 penetrates through the threaded hole in the supporting rod 26 and is in threaded connection with the threaded hole in the supporting rod 26, a sliding hole 22 communicated with the outside is formed in the sleeve 20, the supporting rod 26 is located in the sliding hole 22 and is in sliding connection with the sliding hole 22, two sliding grooves 23 which are symmetrical to each other are formed in the hole wall of the sliding hole 22, and a sliding block 261 is integrally formed in the position, which is opposite to the sliding groove 23, on the supporting rod 26, the sliding block 261 is located in the sliding groove 23 and is in sliding connection with the sliding groove 23, so that the supporting rod 26 is limited, the supporting rod 26 is ensured not to rotate along with the rotation of the screw rod 251, and meanwhile, the supporting rod 26 is ensured to be more stable in up-and-down movement; when the height-adjustable projection lamp is used, the driving motor 25 can be utilized to work, the output shaft on the driving motor rotates in the forward direction or in the reverse direction, the screw rod 251 can be driven to rotate in the forward direction or in the reverse direction, the supporting rod 26 in threaded connection with the screw rod 251 is further driven to move upwards or downwards, the height of the lamp body fixing frame 1 is adjusted, and finally the height of the projection lamp fixedly installed on the lamp body fixing frame 1 is adjusted, so that the use is facilitated.

In this embodiment, integrated into one piece has spacing ring 241 on the bottom barrel of a fixed section of thick bamboo 24, is provided with the through-hole that corresponds in the spacing ring 241, facilitates the use fastening bolt to fix spacing ring 241, reaches the effect of fixing a fixed section of thick bamboo 24.

In this embodiment, the support rod 26, the fixing cylinder 24, the sleeve 20 and the limiting ring 241 are all made of stainless steel, and the stainless steel has the characteristics of resisting corrosion of weak corrosion media such as air, steam and water, and meanwhile has the characteristic of being difficult to rust, and is beneficial to prolonging the service life of the stainless steel.

Specifically, the surface of the sleeve 20 is integrally formed with two slide bars 201 which are symmetrical to each other at the left and right and are arranged along the height direction of the sleeve 20, the support device 3 is arranged between the sleeve 20 and the support rod 26, the support device 3 comprises two fixed disks 30 which are symmetrical to each other at the upper and lower sides, the fixed disk 30 which is positioned at the upper side is tightly welded on the rod body at the top position of the support rod 26, the fixed disk 30 which is positioned at the lower side is integrally formed with a sliding sleeve 33 at the central position, the sliding sleeve 33 is sleeved on the sleeve 20 and is in sliding connection with the sleeve 20, the inner wall of the sliding sleeve 33 is provided with two grooves 331 which are symmetrical to each other, the slide bars 201 are positioned in the grooves 331 and are in sliding connection with the grooves 331, two fixing bars 31 which are symmetrical to each other are tightly welded between the two fixed disks 30, so as to limit the support rod 26 on the sleeve 20 and ensure that the structure between the support rod 26 and the sleeve 20 is firmer and more stable, the supporting rod 26 is not easy to shake left and right.

Further, it has a plurality of support lantern rings 32 that are linear equidistant range to closely weld between two dead levers 31, and support lantern ring 32 cover is in the outside of sleeve 20 and can slide on sleeve 20, utilizes support lantern ring 32 to carry out further spacing and fixed to two dead levers 31, guarantees that the structure between two dead levers 31 is more firm stable, also guarantees simultaneously that support lantern ring 32 can not block sliding sleeve 33's normal upper and lower slip.

In addition, the tight welding has stop ring 21 on the top barrel of sleeve 20, and the external diameter of stop ring 21 is greater than the internal diameter of sleeve 20, and sliding sleeve 33 is located the below of stop ring 21, realizes spacing sliding sleeve 33, guarantees that sliding sleeve 33 can not drop from the top of sleeve 20.

In this embodiment, a direction adjusting device 4 is disposed at the top end of the supporting rod 26, the direction adjusting device 4 includes two upper and lower rectangular plates 40 that are symmetrical to each other, four rectangular rods 41 arranged in a matrix form are tightly welded between the two rectangular plates 40, the rectangular plate 40 located below is tightly welded on the supporting rod 26, a servo motor 45 is fixedly mounted on the upper surface of the rectangular plate 40 located below through a plurality of fastening bolts, a driving gear 46 is fixedly mounted at the end of an output shaft of the servo motor 45, a rotating shaft 42 is rotatably connected between the two rectangular plates 40, the lamp body fixing frame 1 is fixedly mounted on the rotating shaft 42, a driven gear 44 is tightly welded on the rotating shaft 42, the driving gear 46 and the driven gear 44 are engaged with each other, it is ensured that when in use, the servo motor 45 can be used, the output shaft thereon rotates to further drive the driving gear 46 to rotate, the driving gear 46 rotates to drive the driven gear 44 engaged with each other to rotate, the driven gear 44 rotates to drive the rotating shaft 42 to rotate, and the rotating shaft 42 rotates, so that the direction of the lamp body fixing frame 1 is adjusted, and the lamp body fixing frame is convenient to use.

In this embodiment, the driven gear 44 and the driving gear 46 are both subjected to quenching treatment, which means that steel is heated to a critical temperature or a temperature above the critical temperature, the temperature is maintained for a period of time to be completely or partially austenized, and then the steel is rapidly cooled to a temperature below Ms at a cooling speed greater than the critical cooling speed to perform a heat treatment process of martensite or bainite transformation, so that the effects of improving the rigidity, hardness, wear resistance, fatigue strength and toughness of the steel can be achieved through the quenching treatment, the service lives of the driven gear 44 and the driving gear 46 are prolonged, and the driven gear 44 and the driving gear 46 are not prone to severe wear.

Specifically, two bearings 43 which are symmetrical to each other are arranged on the rotating shaft 42, the rotating shaft 42 penetrates through the bearings 43 and is fixedly installed on the inner ring of each bearing 43, the outer ring of each bearing 43 is fixedly installed on the corresponding rectangular plate 40, the inner ring and the outer ring of each bearing 43 can independently rotate, and the rotating shaft 42 is guaranteed to be smoother when rotating.

Further, be provided with stop device 5 on the barrel of sleeve 20's bottom, stop device 5 includes fixed cover 50 of fixed mounting on sleeve 20, rotates on fixed cover 50 and is connected with the sealed lantern ring 52, and fixed mounting has two fixed plates 55 of mutual symmetry on the annular side of sealed lantern ring 52, conveniently fixes fixed plate 55, realizes carrying out stable support to sleeve 20, guarantees that sleeve 20's bottom mounting is more firm stable on boats and ships.

It is worth to be noted that, the anti-drop ring 51 is integrally formed on the bottom end cylinder of the fixed sleeve 50, the through hole 53 communicated with the outside is arranged in the sealing sleeve ring 52, the annular groove 54 is arranged on the hole wall of the through hole 53, and the anti-drop ring 51 is positioned in the annular groove 54 and is rotatably connected with the annular groove 54, so that the sealing sleeve ring 52 can freely rotate, and the position of the fixing plate 55 can be adjusted more conveniently; and the size of the anti-drop ring 51 is matched with that of the annular groove 54, and the outer diameter of the anti-drop ring 51 is larger than the aperture of the through hole 53, so that the anti-drop ring 51 is not easy to drop from the annular groove 54.

It should be noted that the driving motor 25 and the servo motor 45 in the present embodiment are conventional technologies, and are not described herein.

When the ship projection lamp holder is used, the limiting ring 241 and the fixing plate 55 are fixed on a ship by using the fastening bolt, then the driving motor 25 can be connected with an external power supply and enables the external power supply to work, the driving motor 25 works, when an output shaft on the driving motor rotates forwards or backwards, the screw rod 251 can be driven to rotate forwards or backwards, the screw rod 251 can further drive the supporting rod 26 in threaded connection with the screw rod 251 to move upwards or downwards by rotating forwards or backwards, the height of the top end position of the supporting rod 26 is adjusted, the height of the lamp body fixing frame 1 is further adjusted, finally, the height of the projection lamp fixedly arranged on the lamp body fixing frame 1 is adjusted, the use is convenient, the projection lamp is more convenient to replace and maintain, in addition, the servo motor 45 can be connected with the external power supply and enables the servo motor 45 to work, output shaft on it rotates, can drive fixed mounting and rotate at the epaxial driving gear 46 of servo motor 45 output, driving gear 46 rotates and drives rather than intermeshing's driven gear 44 and rotate, driven gear 44 rotates and drives pivot 42 and rotate, pivot 42 rotates, realize the direction of adjustment fixed mounting at the epaxial lamp body mount 1 of pivot 42, facilitate the use, solved most boats and ships projecting lamp lighting fixture when using, the defect of the regulation lighting fixture height of all having not being convenient for, can influence the illuminating effect, it brings inconvenience to also carry out the maintenance and the change operation of projecting lamp for the height that can not reduce the projecting lamp simultaneously, bring troublesome problem for the user.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.