阅读说明：本技术 一种具有升降功能的投光灯塔 (Light projecting lighthouse with lifting function ) 是由 水新广 于 2021-07-09 设计创作，主要内容包括：本发明公开了一种具有升降功能的投光灯塔,包括支撑底座；所述支撑底座的主体截面形状为三角形结构；收纳框,所述收纳框主体截面形状为三角形结构,收纳框固定安装于支撑底座顶部；支撑柱,所述支撑柱设置有三组,支撑柱主体截面形状为“L”形结构,支撑柱固定安装于支撑底座顶部；安装框,所述安装框固定安装于支撑柱内侧；安装架,所述安装架设置有三组；安装框能够将安装架固定安装于支撑柱之间内侧,升降线缆能够带动安装框与安装架进行上升下降,缓冲支柱能够方便照明灯进行安装,同时缓冲支柱能够对传递到照明灯的震动进行吸收,防止照明灯在升降时因为震动碰撞而损坏,从而导致照明灯破损掉落对下方人员造成伤害。(The invention discloses a light projecting lighthouse with a lifting function, which comprises a supporting base; the cross section of the main body of the supporting base is of a triangular structure; the cross section of the main body of the containing frame is in a triangular structure, and the containing frame is fixedly arranged on the top of the supporting base; the support columns are provided with three groups, the cross section of the support column main body is of an L-shaped structure, and the support columns are fixedly arranged at the top of the support base; the mounting frame is fixedly mounted on the inner side of the support column; the mounting racks are provided with three groups; the installing frame can be inboard between the support column with mounting bracket fixed mounting, and the lift cable can drive the installing frame and the mounting bracket descends that rises, and the buffering pillar can make things convenient for the light to install, and the buffering pillar can absorb the vibrations that transmit the light simultaneously, prevents that the light from damaging because of the vibrations collision when going up and down to lead to the light damage to drop and cause the injury to below personnel.)

1. The utility model provides a light projecting lighthouse with raising and lowering functions which characterized in that: comprising a support base (1);

the cross section of the main body of the supporting base (1) is of a triangular structure;

the cross section of the main body of the receiving frame (2) is of a triangular structure, and the receiving frame (2) is fixedly arranged at the top of the supporting base (1);

the support columns (3) are arranged in three groups, the cross section of the main body of each support column (3) is of an L-shaped structure, and the support columns (3) are fixedly arranged on the top of the support base (1);

the mounting frame (4), the mounting frame (4) is fixedly mounted on the inner side of the supporting column (3);

the mounting frames (5) are provided with three groups, and the mounting frames (5) are fixedly mounted on the outer side of the mounting frame (4);

the shielding top plate (6), the shielding top plate (6) is fixedly arranged on the top of the supporting column (3);

the section of the main body of the limiting frame (7) is circular, and the limiting frame (7) is fixedly arranged at the bottom of the shielding top plate (6);

the mounting box (8), the mounting box (8) is fixedly mounted on the top of the shielding top plate (6);

and the protective top cover (9), wherein the protective top cover (9) is arranged at the top of the installation box (8).

2. The lighthouse with lifting function as claimed in claim 1, wherein: the support base (1) comprises:

the protective plates (101), three groups of which are arranged on the protective plates (101), are arranged, and the protective plates (101) are arranged on the top of the supporting base (1) through rotating shafts;

the guide hole (102), the guide hole (102) is set on the top of the supporting base (1);

the positioning nail (103), the positioning nail (103) is fixedly arranged at the bottom of the supporting base (1);

the locking block (104), locking block (104) fixed mounting is in guard plate (101) top.

3. The lighthouse with lifting function as claimed in claim 1, wherein: the storage frame (2) comprises:

the discharge hole (201), the discharge hole (201) is opened outside the containing frame (2);

a storage groove (202), wherein the storage groove (202) is arranged at the inner side of the storage frame (2);

the mounting seat (203), the mounting seat (203) is fixedly arranged at the inner side of the accommodating groove (202);

the servo motor (204), the servo motor (204) is fixedly arranged on the top of the mounting seat (203);

the cable winding device (205) is fixedly installed at the top of the installation seat (203), and the cable winding device (205) is in transmission connection with the servo motor (204).

4. The lighthouse with lifting function as claimed in claim 1, wherein: the support column (3) comprises:

the sliding groove (301), the sliding groove (301) is arranged on the outer side of the supporting column (3);

and the guide post (302), wherein the guide post (302) is fixedly arranged on the inner side of the sliding groove (301).

5. The lighthouse with lifting function as claimed in claim 1, wherein: the mounting frame (4) comprises:

the sliding hole (401), the sliding hole (401) is set up in the top of the mounting frame (4);

the locking pieces (402), three groups of locking pieces (402) are arranged, and the locking pieces (402) are fixedly arranged at the top of the mounting frame (4);

the lifting cable (403), the lifting cable (403) is fixedly arranged at the top of the locking piece (402), and the tail end of the lifting cable (403) is fixedly arranged at the outer end of the cable winder (205);

the guide wheel (404), the guide wheel (404) is fixedly installed on the inside of the installation frame (4).

6. The lighthouse with lifting function as claimed in claim 1, wherein: the mounting rack (5) comprises:

the mounting plate (501), the mounting plate (501) is fixedly mounted on one side of the mounting frame (5);

the mounting groove (502), the mounting groove (502) is opened on the top of the mounting plate (501);

the mounting column (503), the mounting column (503) is fixedly mounted inside the mounting groove (502);

the buffer support column (504), the buffer support column (504) is fixedly arranged at the bottom of the mounting plate (501);

the illuminating lamp (505), illuminating lamp (505) is fixedly installed on the outside of the buffer support column (504).

7. The lighthouse with lifting function as claimed in claim 1, wherein: the shielding top plate (6) comprises:

the wind speed measuring devices (601) are arranged in three groups, and the wind speed measuring devices (601) are fixedly arranged on the top of the shielding top plate (6).

8. The lighthouse with lifting function as claimed in claim 1, wherein: the limit frame (7) comprises:

the positioning column (701), the positioning column (701) is fixedly arranged at the top of the limiting frame (7);

and the buffer spring (702), the buffer spring (702) is installed on the outer side of the positioning column (701).

9. The lighthouse with lifting function as claimed in claim 1, wherein: the installation box (8) comprises:

the guide shafts (801), three groups of which are arranged on the guide shafts (801), are fixedly arranged at the bottom of the installation box (8);

the mounting cavity (802), the mounting cavity (802) is arranged on the inner side of the mounting box (8);

the storage battery (803), the storage battery (803) is fixedly installed inside the installation box (8);

the controller (804), the controller (804) is fixedly installed on the top of the storage battery (803);

and the positioning support column (805), wherein the positioning support column (805) is fixedly arranged at the bottom of the installation box (8).

10. The lighthouse with lifting function as claimed in claim 1, wherein: the protective top cover (9) comprises:

the limiting column (901), the limiting column (901) is fixedly installed at the bottom of the protective top cover (9);

the solar panel (902), the solar panel (902) is fixedly mounted on the top of the protective top cover (9);

photosensitive inductor (903), photosensitive inductor (903) fixed mounting is in solar panel (902) top.

Technical Field

The invention relates to the technical field of lighting devices, in particular to a light projecting lighthouse with a lifting function.

Background

The lighting lighthouse is also called a light projecting lighthouse and is suitable for large-area lighting of places such as railway junction stations, harbor wharfs, airports, power plants, stadiums, urban square overpasses and the like.

Through search, for example, patent No. CN201920865903.4 discloses an integrated energy light projecting lighthouse, which is characterized in that: comprises a tower body; a lifting ladder stand is arranged in the tower body; a lifting guide rail is arranged in the tower body; the lifting ladder stand is driven by the driving component to move along the tower body; the top of the tower body is provided with a solar panel; the tower body is provided with a wind power generation device; a storage battery pack is arranged in the tower body; the solar panel and the wind power generation device are connected with the storage battery pack; the bottom of the tower body is also provided with a power supply switcher; the input end of the power supply switcher is connected with the storage battery pack and a mains supply; the output end of the power supply switcher is electrically connected with the driving assembly and the projection lamp arranged at the top of the tower body. The utility model has the advantages of environmental protection and energy saving, can last power supply when the commercial power has a power failure, be convenient for maintain moreover.

Based on the above, current light projecting lighthouse structure is simple and crude function singleness, does not possess certain raising and lowering functions, and the lighting device of lighthouse can not protect when the device is idle and accomodate to lead to lighting device's life to reduce, when lighting device damages, need maintenance personal to scramble the lighthouse and maintain, inefficiency just has certain potential safety hazard.

Therefore, the existing requirements are not met, and a light projecting lighthouse with a lifting function is provided for the requirements.

Disclosure of Invention

Problem (A)

The invention aims to provide a light projecting lighthouse with a lifting function, and aims to solve the problems that the light projecting lighthouse provided by the background technology is simple in structure and single in function, does not have a certain lifting function, and a lighting device of the lighthouse cannot be protected and stored when the device is idle, so that the service life of the lighting device is shortened, and meanwhile, when the lighting device is damaged, maintenance personnel need to climb the lighthouse for maintenance, so that the efficiency is low and certain potential safety hazards exist.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: a light projecting lighthouse with lifting function comprises a supporting base;

the cross section of the main body of the supporting base is of a triangular structure;

the cross section of the main body of the containing frame is in a triangular structure, and the containing frame is fixedly arranged on the top of the supporting base;

the support columns are provided with three groups, the cross section of the support column main body is of an L-shaped structure, and the support columns are fixedly arranged at the top of the support base;

the mounting frame is fixedly mounted on the inner side of the support column;

the mounting frames are provided with three groups and are fixedly arranged on the outer side of the mounting frame;

the shielding top plate is fixedly arranged at the top of the support column;

the section of the main body of the limiting frame is circular, and the limiting frame is fixedly arranged at the bottom of the shielding top plate;

the mounting box is fixedly mounted at the top of the shielding top plate;

and the protective top cover is arranged at the top of the mounting box.

Preferably, the support base includes:

the protective plates are provided with three groups and are arranged on the top of the support base through rotating shafts;

the guide hole is formed in the top of the support base;

the positioning nail is fixedly arranged at the bottom of the supporting base;

the locking block is fixedly arranged at the top of the protection plate.

Preferably, the storage frame includes:

the discharge hole is arranged on the outer side of the containing frame;

the accommodating groove is formed in the inner side of the accommodating frame;

the mounting seat is fixedly arranged on the inner side of the accommodating groove;

the servo motor is fixedly arranged at the top of the mounting seat;

and the cable winder is fixedly installed at the top of the mounting seat and is in transmission connection with the servo motor.

Preferably, the supporting column comprises:

the sliding groove is formed in the outer side of the supporting column;

the guide post is fixedly arranged on the inner side of the sliding groove.

Preferably, the mounting frame includes:

the sliding hole is formed in the top of the mounting frame;

the locking pieces are provided with three groups and are fixedly arranged on the top of the mounting frame;

the lifting cable is fixedly arranged at the top of the locking piece, and the tail end of the lifting cable is fixedly arranged at the outer end of the cable winder;

the guide wheel is fixedly arranged on the inner side of the mounting frame.

Preferably, the mounting frame comprises:

the mounting plate is fixedly arranged on one side of the mounting frame;

the mounting groove is formed in the top of the mounting plate;

the mounting column is fixedly mounted on the inner side of the mounting groove;

the buffer strut is fixedly arranged at the bottom of the mounting plate;

the illuminating lamp is fixedly arranged on the outer side of the buffering support.

Preferably, the shielding top plate comprises:

the wind speed measuring devices are fixedly arranged on the top of the shielding top plate.

Preferably, the limit frame includes:

the positioning column is fixedly arranged at the top of the limiting frame;

and the buffer spring is arranged on the outer side of the positioning column.

Preferably, the installation box comprises:

the guide shafts are provided with three groups and fixedly arranged at the bottom of the installation box;

the mounting cavity is formed in the inner side of the mounting box;

the storage battery is fixedly arranged on the inner side of the mounting box;

the controller is fixedly arranged at the top of the storage battery;

and the positioning support is fixedly arranged at the bottom of the installation box.

Preferably, the protective cap comprises:

the limiting column is fixedly arranged at the bottom of the protective top cover;

the solar panel is fixedly arranged on the top of the protective top cover;

photosensitive inductor, photosensitive inductor fixed mounting are in the solar panel top.

(III) advantageous effects

1. According to the invention, the shielding top plate, the limiting frame and the mounting box are arranged, the shielding top plate can shield and protect the illuminating lamp and prevent the illuminating lamp from being damaged in severe weather such as hail, so that the service life of the device is prolonged, the limiting frame can buffer and limit the ascending illuminating device, the illuminating device is prevented from being damaged due to collision with the shielding top plate, the use safety of the device is further improved, the mounting box can store and protect the storage battery and the controller, and meanwhile, the storage battery can continuously supply power to the controller.

2. According to the invention, by arranging the storage frame and the protective top cover, the storage frame can be used for storing and protecting the servo motor and the cable winder, meanwhile, the mounting seat can be used for supporting and protecting the servo motor and the cable winder to prevent the servo motor and the cable winder from being damaged due to water accumulation, the servo motor is matched with the controller to control the cable winder to rotate, so that the lighting device is lifted, the solar panel can be used for continuously storing electricity for the storage battery, the photosensitive sensor can send a signal to the controller through sensing illumination change, so that the device can automatically control the cable winder to drive the lighting device to descend, store and lift when the lighting device does not need lighting in daytime and the like, the usability of the device is improved, meanwhile, the lighting device is protected, and the service life of the lighting device is prolonged.

3. The installation frame and the installation frame are arranged, the installation frame can fixedly install the installation frame on the outer side between the support columns, the lifting cable can drive the installation frame and the installation frame to ascend and descend, the buffer support columns can facilitate installation of the illuminating lamp, meanwhile, the buffer support columns can absorb vibration transmitted to the illuminating lamp, and damage to the illuminating lamp due to vibration collision during ascending and descending is prevented, so that the illuminating lamp is damaged due to damage and falling to people below the illuminating lamp.

Drawings

FIG. 1 is a schematic diagram of an overall front view of an apparatus according to an embodiment of the present invention;

FIG. 2 is a schematic diagram of the overall side view of the apparatus according to the embodiment of the present invention;

FIG. 3 is a schematic view of the overall deployment of the device in an embodiment of the present invention;

FIG. 4 is a schematic bottom view of the apparatus according to the embodiment of the present invention;

FIG. 5 is a schematic diagram of a support post structure according to an embodiment of the present invention;

FIG. 6 is a schematic view of an expanded structure of a support base according to an embodiment of the present invention;

FIG. 7 is a schematic front view of a mounting frame according to an embodiment of the present invention;

FIG. 8 is a schematic bottom view of a mounting bracket according to an embodiment of the present invention;

FIG. 9 is a schematic front view of an installation box according to an embodiment of the present invention;

FIG. 10 is a bottom view of the mounting box of the embodiment of the present invention;

in fig. 1 to 10, the correspondence between the part names or lines and the reference numbers is:

1. a support base;

101. a protection plate; 102. thinning holes; 103. positioning nails; 104. a locking block;

2. a storage frame;

201. a discharge hole; 202. a receiving groove; 203. a mounting seat; 204. a servo motor; 205. a cable winder;

3. a support pillar;

301. a sliding groove; 302. a guide post;

4. installing a frame;

401. a slide hole; 402. a locking member; 403. a lifting cable; 404. a guide wheel;

5. a mounting frame;

501. mounting a plate; 502. mounting grooves; 503. mounting a column; 504. a cushion strut; 505. an illuminating lamp;

6. shielding the top plate;

601. a wind speed measurer;

7. a limiting frame;

701. a positioning column; 702. a buffer spring;

8. installing a box;

801. a guide shaft; 802. a mounting cavity; 803. a storage battery; 804. a controller; 805. positioning the strut;

9. a protective top cover;

901. a limiting column; 902. a solar panel; 903. a photosensitive sensor.

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.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Please refer to fig. 1 to 10 for an embodiment of the present invention: a light projecting lighthouse with lifting function comprises a supporting base 1;

the cross section of the main body of the supporting base 1 is in a triangular structure;

the cross section of the main body of the containing frame 2 is in a triangular structure, and the containing frame 2 is fixedly arranged at the top of the supporting base 1;

three groups of support columns 3 are arranged, the cross section of the main body of each support column 3 is in an L-shaped structure, and each support column 3 is fixedly arranged at the top of the support base 1;

the mounting frame 4 is fixedly mounted on the inner side of the supporting column 3;

three groups of mounting frames 5 are arranged, and the mounting frames 5 are fixedly arranged on the outer side of the mounting frame 4;

the shielding top plate 6 is fixedly arranged at the top of the supporting column 3;

the section of the main body of the limiting frame 7 is circular, and the limiting frame 7 is fixedly arranged at the bottom of the shielding top plate 6;

the mounting box 8 is fixedly mounted at the top of the shielding top plate 6;

the protective top cover 9 is arranged at the top of the installation box 8;

the support base 1 includes:

the protective plates 101, three groups of protective plates 101 are arranged, and the protective plates 101 are arranged on the top of the support base 1 through rotating shafts;

the dredging hole 102, the dredging hole 102 is set up in the top of the supporting base 1;

the positioning nail 103, the positioning nail 103 is fixedly arranged at the bottom of the supporting base 1;

the locking block 104 is fixedly arranged at the top of the protection plate 101;

support column 3 is including:

the sliding groove 301 is formed in the outer side of the supporting column 3;

the guide post 302, the guide post 302 is fixedly mounted inside the slide groove 301.

The light-sensitive sensor 903 (which is a light-sensitive sensor and is model AS-20) of the present invention can be obtained by private customization or by market purchase.

As shown in fig. 8, the mounting frame 4 includes:

the sliding hole 401 is formed in the top of the mounting frame 4;

three groups of locking pieces 402 are arranged, and the locking pieces 402 are fixedly arranged at the top of the mounting frame 4;

the lifting cable 403 is fixedly arranged at the top of the locking piece 402, and the tail end of the lifting cable 403 is fixedly arranged at the outer end of the cable winder 205;

the guide wheel 404, the guide wheel 404 is fixedly arranged on the inner side of the mounting frame 4;

the mounting bracket 5 comprises:

the mounting plate 501, the mounting plate 501 is fixedly mounted on one side of the mounting frame 5;

the mounting groove 502 is arranged at the top of the mounting plate 501;

the mounting column 503 is fixedly mounted on the inner side of the mounting groove 502;

the buffer strut 504, the buffer strut 504 is fixedly mounted on the bottom of the mounting plate 501;

the illuminating lamp 505 is fixedly arranged on the outer side of the buffer support column 504; through the setting of installing frame 4 and mounting bracket 5, installing frame 4 can be inboard between support column 3 with mounting bracket 5 fixed mounting, the lift cable 403 can drive installing frame 4 and mounting bracket 5 and go up the decline, buffering pillar 504 can make things convenient for light 505 to install, buffering pillar 504 can absorb the vibrations that transmit light 505 simultaneously, prevent that light 505 from damaging because of the vibrations collision when going up and down, thereby lead to light 505 damaged to drop and cause the injury to the personnel below.

As shown in fig. 10, the shielding top plate 6 includes:

the wind speed measuring devices 601, the wind speed measuring devices 601 are provided with three groups, and the wind speed measuring devices 601 are fixedly arranged on the top of the shielding top plate 6;

spacing frame 7 includes:

the positioning column 701 is fixedly arranged at the top of the limiting frame 7;

the buffer spring 702 is mounted on the outer side of the positioning column 701;

the installation box 8 comprises:

the guide shafts 801 are provided with three groups, and the guide shafts 801 are fixedly arranged at the bottom of the installation box 8;

the installation cavity 802, the installation cavity 802 is opened inside the installation box 8;

a battery 803, the battery 803 being fixedly mounted inside the mounting box 8;

the controller 804 is fixedly arranged on the top of the storage battery 803;

the positioning support column 805 is fixedly arranged at the bottom of the installation box 8; through sheltering from roof 6, the setting of spacing frame 7 and install bin 8, shelter from roof 6 and can shelter from protection to light 505, prevent that light 505 from damaging under bad weather such as hail, thereby improve the life of device, spacing frame 7 can cushion spacing to the lighting device who rises, prevent that lighting device from excessively rising and sheltering from roof 6 to bump and damage, further improve the safety in utilization of device, install bin 8 can accomodate the protection to battery 803 and controller 804, battery 803 can last the power supply to controller 804 simultaneously.

As shown in fig. 3, the housing frame 2 includes:

a discharge hole 201, wherein the discharge hole 201 is opened outside the receiving frame 2;

a storage groove 202, the storage groove 202 being opened inside the storage frame 2;

the mounting seat 203, the mounting seat 203 is fixedly arranged at the inner side of the accommodating groove 202;

the servo motor 204, the servo motor 204 is fixedly arranged on the top of the mounting seat 203;

the cable winder 205, the cable winder 205 is fixedly installed on the top of the installation seat 203, and the cable winder 205 is in transmission connection with the servo motor 204;

the protective roof 9 comprises:

the limiting column 901, the limiting column 901 is fixedly mounted on the bottom of the protective top cover 9;

the solar panel 902, the solar panel 902 is fixedly mounted on the top of the protective top cover 9;

the photosensitive sensor 903, the photosensitive sensor 903 is fixedly arranged on the top of the solar panel 902; through the setting of accomodating frame 2 and protection top cap 9, accomodate frame 2 and can accomodate the protection to servo motor 204 and cable winder 205, mount pad 203 can support the protection to servo motor 204 and cable winder 205 simultaneously, prevent that servo motor 204 and cable winder 205 from damaging because ponding, servo motor 204 and controller 804 cooperation, control cable winder 205 rotates, thereby make lighting device go up and down, solar panel 902 can last the electric power storage to battery 803, photosensitive inductor 903 can send signal to controller 804 through the change of response illumination, thereby make the device can be when daytime etc. do not need the illumination, automatic control cable winder 205 drives lighting device and descends and accomodates the lift, the usability of the device is improved, protect lighting device simultaneously, improve lighting device's life.

In another embodiment, as shown in fig. 1, the carrying plate can be added to the outer side of the supporting base 1, and then the balancing weight is added to the top of the carrying plate, so that the overall stability of the device is further improved, the device is more stable when being lifted, and the lighting device is prevented from being damaged due to collision during lifting due to shaking.

The working principle is as follows:

when the device is used, the storage device is installed at a proper position, the shielding top plate 6 shields and protects the illuminating lamp 505, the installation frame 4 fixedly installs the installation frame 5 at the outer side between the support columns 3, the servo motor 204 is matched with the controller 804 to control the cable winder 205 to rotate, so that the lifting cable 403 drives the installation frame 4 and the installation frame 5 to ascend and descend, the limiting frame 7 buffers and limits the ascending illuminating device, meanwhile, the buffer support columns 504 absorb the vibration transmitted to the illuminating lamp 505 to prevent the illuminating lamp 505 from being damaged due to vibration collision during ascending and descending, so that the illuminating lamp 505 is damaged and falls to hurt people below, meanwhile, the photosensitive sensor 903 sends a signal to the controller 804 by sensing illumination change, so that when the device does not need illumination in daytime and the like, the automatic control cable winder 205 drives the illuminating device to descend, accommodate and ascend and descend, protect lighting device, improve lighting device's life, install bin 8 accomodates the protection to battery 803 and controller 804, battery 803 lasts the power supply to controller 804 simultaneously, accomodate frame 2 and accomodate the protection to servo motor 204 and cable winder 205, mount pad 203 supports the protection to servo motor 204 and cable winder 205 simultaneously, prevent that servo motor 204 and cable winder 205 from damaging because of ponding, solar panel 902 lasts the electric power storage to battery 803, buffering pillar 504 makes things convenient for light 505 to install.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.