CN222578113U - Lighting lamp bracket convenient for ascending and maintaining - Google Patents

Abstract

The utility model relates to a lighting lamp bracket convenient for ascending and maintenance, which comprises a bottom box, a lifting box and a top box, wherein the bottom of the bottom box is provided with a supporting frame, the top of the supporting frame is provided with a motor, the motor is connected with a worm, a rotating shaft is arranged on the supporting frame in a penetrating way, worm wheels meshed with the worm are arranged on the rotating shaft, rolling wheels are arranged at two ends of the rotating shaft, hollow columns are arranged on two sides of the top of the bottom box in a penetrating way, wheel grooves are arranged on the positions, close to the top, of the hollow columns, wire grooved wheels are arranged in the wheel grooves, two sides of the lifting box are respectively provided with a sliding sleeve, the sliding sleeves are sleeved on the hollow columns, two sides of the top of the lifting box are connected with cables, the two cables are respectively connected onto the rolling wheels by bypassing the two wire grooved wheels, the bottom of the top box is respectively connected onto the tops of the two hollow columns, and the telescopic mechanism is connected with lighting equipment. The maintenance personnel can be driven to rise at the high place to maintain the lighting equipment, the lighting equipment can be moved back to be close to the maintenance personnel during maintenance so as to facilitate maintenance operation, and the lighting equipment can be unfolded after maintenance is finished so as to improve the lighting effect.

Description

Lighting lamp bracket convenient for ascending and maintaining

Technical Field

The utility model belongs to the technical field of lamp holders, and particularly relates to a lighting lamp holder convenient for ascending and maintaining.

Background

The lighting fixture is mainly used for supporting and installing the lighting equipment and ensuring that the lighting equipment can be accurately installed at the proper height and position so as to realize uniform and efficient lighting effect. The lamp bracket plays a role of physical support, is also responsible for installing and fixing the lighting equipment, and is designed to be attractive, durable and safe.

In some places where extensive lighting coverage is required, such as large outdoor squares, sports grounds, etc., it is often necessary to mount lighting fixtures on lamp poles, which may vary in height from a few meters to tens of meters. However, because these lamps are exposed to the wind and rain for a long time, the lamps such as the bulb, the lamp shade or the lamp holder are often damaged, and the lamps need to be replaced and maintained. However, due to the slim, smooth and high design of the lamp pole used at present, the replacement and maintenance of the lighting equipment cannot be performed through the ascending of the lamp pole.

Disclosure of utility model

The utility model provides a lighting lamp bracket convenient for ascending and maintaining, which can drive a maintainer to ascend at a high place to maintain lighting equipment, and can move the lighting equipment back to be close to the maintainer during maintenance so as to facilitate maintenance operation, and can be unfolded after the maintenance is finished so as to improve the lighting effect.

The utility model adopts the technical scheme that:

The utility model provides a lighting lamp stand convenient to maintenance of ascending a height, includes base box, lift case and top case, the base box bottom is equipped with the strut, the strut top is equipped with the motor, the motor is connected with the worm, rotate on the strut and wear to be equipped with the pivot, be equipped with the worm wheel of meshing in the worm in the pivot, the both ends of pivot all are equipped with the reel, all wear to be equipped with the hollow post on the both sides at base box top, the hollow post lateral wall is close to being equipped with the wheel groove on the top department, the rotation of wheel inslot is equipped with the wire sheave, the lift case both sides all are equipped with the sliding sleeve, both sides the sliding sleeve is located respectively on two hollow posts, the both sides at lift case top all are connected with the hawser, two the hawser is walked around two wire inner chamber respectively on the reel, top case bottom is connected respectively on two hollow post tops, be equipped with telescopic machanism on the top case, telescopic machanism is connected with lighting apparatus, telescopic machanism can drive lighting apparatus to top case limit side flexible.

Further, telescopic machanism is including rotating the axostylus axostyle of wearing to locate on the roof box diapire, rotate and locate bi-directional screw rod in the roof box and slide respectively and wear to locate two internal thread cover on the relative lateral wall of roof box, be equipped with the hand wheel on the axostylus axostyle lower extreme, bi-directional screw rod and axostylus axostyle upper end all are equipped with engaged with bevel gear, bi-directional screw rod both sides threaded connection respectively in two internal thread cover, lighting apparatus locates on the internal thread cover tip.

Further, the two sides of the bidirectional screw are respectively connected with a baffle, the baffles are arranged in the top box, and the bevel gear is positioned between the two baffles.

Further, the lighting equipment comprises an adapter seat arranged on the end part of the internal thread sleeve, a lamp holder is connected to the adapter seat through a bolt, a lighting lamp is arranged on the lamp holder, and the lighting lamp is connected to the inside of the hollow column through a flexible wire.

Further, sliding sleeves are arranged at the top and the bottom of two sides of the lifting box.

Further, the sliding sleeve is connected with the hollow column through a linear bearing.

Further, both sides of the bottom box bottom are provided with fixing seats, and the fixing seats are installed on the concrete ground through expansion bolts.

Compared with the prior art, the utility model has the beneficial effects that:

1. The motor drives the winding wheel to wind the cable through worm and gear transmission, and the cable pulls the lifting box upwards after being shifted through the wire guide groove, so that maintenance personnel can be lifted to a high place to maintain and replace the lighting equipment.

2. The telescopic mechanism can move the lighting equipment back to be close to maintenance personnel so as to facilitate maintenance operation, and the lighting equipment can be extended to be far away from the top box after maintenance is finished so as to improve the lighting effect.

3. Two cables are synchronously wound by utilizing the two winding wheels, and the two cables synchronously pull the lifting box from the two sides of the top of the lifting box, so that the lifting box is uniformly stressed in the lifting process, and when one cable is damaged or broken, the other cable can provide support, thus greatly improving the safety of ascending maintenance.

4. The worm gear, the worm, the rotating shaft and the winding wheel are used for matching transmission, so that when the motor slowly releases the mooring rope to enable the lifting box to descend, the self-locking function of the worm gear is used, and the falling speed of the lifting box is prevented from being too high.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

fig. 2 is an enlarged view at a in fig. 1;

FIG. 3 is a schematic view of the partial structure of the B-direction in FIG. 1;

The device comprises a base box 1, a hollow column 2, a lifting box 3, a wire grooved pulley 4, a wheel groove 5, a flexible wire 6, a lamp holder 7, a lamp holder 8, an adapter, a 9, an internal thread sleeve 10, a bidirectional screw rod 11, a hand wheel 12, a top box 13, a bevel gear 14, a partition plate 15, a motor 16, a reel 17, a worm, 18, a concrete floor 19, a fixed seat 20, an expansion bolt 21, a cable 22, a shaft lever 23, a rotating shaft 24, a supporting frame 25, a worm gear 26, a linear bearing 27 and a sliding sleeve.

Detailed Description

For a better understanding of the technical content of the present utility model, specific examples are provided below and the present utility model is further described with reference to the accompanying drawings.

Referring to fig. 1 to 3, the utility model provides a lighting lamp bracket convenient for ascending and maintenance, which comprises a bottom box 1, a lifting box 3 and a top box 12, wherein a U-shaped supporting frame 24 is fixedly arranged at the bottom in the bottom box 1, a motor 15 is fixedly arranged in the middle of the top of the supporting frame 24, the motor 15 is connected with a worm 17, the lower end of the worm 17 is connected to the bottom of the bottom box 1, a rotating shaft 23 is rotatably penetrated through the supporting frame 24, two sides of the rotating shaft 23 are respectively rotatably penetrated through the side walls of the two supporting frames 24, worm wheels 25 are fixedly arranged on the rotating shaft 23, the worm wheels 25 are meshed with the worm 17, two ends of the rotating shaft 23 are fixedly provided with rolling wheels 16, two sides of the top of the bottom box 1 are fixedly penetrated with hollow columns 2, a wheel groove 5 is arranged at the position, close to the top, wire sheaves 4 are rotatably arranged in the wheel groove 5, two sides of the lifting box 3 are respectively provided with sliding sleeves 27, two sides of the sliding sleeves 4 are respectively sleeved on the two hollow columns 2, two sides of the top of the lifting box 3 are respectively connected with a cable 21, the two wire sheaves 21 respectively bypass the two wire sheaves 4 along the inner cavities of the two hollow columns 2, the rolling wheels 16 are respectively connected to the bottom of the rolling wheels 16, the top box 12 are respectively connected to the top of the top box 12, a telescopic device is connected to the top of a telescopic device 12, and a telescopic device is arranged on the top side of a telescopic device is capable of driving a telescopic device, and a telescopic device is arranged on the top, and a telescopic device is arranged;

When the lifting box 3 needs to be lifted for maintenance, a maintenance person carries tools to enter the lifting box 3, the motor 15 is used for driving the worm 17 to rotate in the supporting frame 24, the worm 17 drives the rotating shaft 23 to rotate on the side wall of the supporting frame 24 through the worm wheel 25, the rotating shaft 23 drives the winding wheel 16 to rotate to wind the cable 21, the cable 21 pulls the lifting box 3 upwards after being reversed by the wire grooved wheel 4, the lifting box 3 drives the sliding sleeves 27 on two sides to slide on the two hollow columns 2 respectively, the lifting box 3 can be prevented from shaking in the lifting process, the lifting operation safety is improved, after the lifting box 3 is lifted to a proper position, the lighting equipment can be moved back to be close to the maintenance person by the telescopic mechanism so as to facilitate maintenance operation, and after the maintenance is completed, the lighting equipment can be extended to be far away from the top box 12 so as to improve the lighting effect;

When the lifting box is required to descend, based on the self-locking function of the worm wheel 25 and the worm 17, when the worm 17 does not rotate or slowly rotates, the worm wheel 25 can not drive the worm 17 to rotate or rapidly rotate, so that when the motor 15 is used for reversing and slowly driving the worm 17 to rotate, the worm 17 slowly drives the reel 16 to reversely rotate to release the cable 21, and the falling speed of the lifting box 3 is prevented from being too high;

in the lifting process, as the two cables 21 are synchronously wound by the two winding wheels 16, the two cables 21 synchronously pull the lifting box 3 from the two sides of the top of the lifting box 3, so that the lifting box 3 is uniformly stressed in the lifting process, and when one cable 21 is damaged or broken, the other cable 21 can provide support, thereby greatly improving the safety of ascending maintenance.

Preferably, the telescopic mechanism comprises a shaft lever 22 which is rotatably arranged in the middle of the bottom wall of the top box 12 in a penetrating manner, a bidirectional screw rod 10 which is rotatably arranged in the top box 12, and two inner thread sleeves 9 which are respectively and slidably arranged on the opposite side walls of the top box 12, wherein the outer contour of the cross section of each inner thread sleeve 9 is of a non-circular structure, so that each inner thread sleeve 9 can only slide on the side wall of the top box 12 and cannot rotate along with the bidirectional screw rod 10, a hand wheel 11 is fixedly arranged at the lower end of the shaft lever 22, bevel gears 13 which are meshed are fixedly arranged at the upper ends of the bidirectional screw rod 10 and the shaft lever 22, two sides of the bidirectional screw rod 10 are respectively in threaded connection with the two inner thread sleeves 9, and the lighting equipment is arranged at the end part of each inner thread sleeve 9;

The hand wheel 11 is utilized to drive the shaft lever 22 to rotate on the bottom wall of the top box 12, the shaft lever 22 drives the bidirectional screw rod 10 to rotate in the top box 12 through the engagement of the two bevel gears 13, the bidirectional screw rod 10 synchronously drives the two inner threaded sleeves 9 to relatively move close to or away from each other, and the inner threaded sleeves 9 synchronously drive the two lighting devices to be close to or away from the lifting box 3.

Preferably, two sides of the bidirectional screw 10 are respectively connected with a partition plate 14 in a switching manner, the partition plates 14 are fixedly arranged in the top box 12, the bevel gear 13 is positioned between the two partition plates 14, and the bidirectional screw 10 is rotatably arranged in the top box 12 through the two partition plates 14, so that the bidirectional screw 10 can rotate on the two partition plates 14.

Preferably, the lighting apparatus includes the adapter seat 8 on the tip of the female screw sleeve 9 of fixed locating, there is lamp stand 7 through bolted connection on the adapter seat 8, install the light on the lamp stand 7, the light is connected inside hollow post 2 through flexible wire 6, flexible wire 6 is connected in arranging the power cord in the hollow post 2 for supply power to the light, when making needs change light and lamp stand 7, can change through dismantling the bolt, utilize flexible wire 6 can drive the light and keep away from or produce pulling when being close to the removal to the top case 12 direction at telescopic machanism.

Preferably, sliding sleeves 27 are fixedly arranged at the top and the bottom of the two sides of the lifting box 3.

Preferably, the sliding sleeve 27 is connected with the hollow column 2 through the linear bearing 26, so that the sliding resistance between the sliding sleeve 27 and the hollow column 2 is reduced.

Preferably, both sides of the bottom case 1 are fixedly provided with fixing seats 19, and the fixing seats 19 are installed on the concrete floor 18 through expansion bolts 20, so that the strength of the fixing structure is improved.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that several modifications and variations can be made without departing from the technical principle of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.

Claims (7)

1. The utility model provides a lighting lamp bracket convenient to maintenance of ascending, its characterized in that includes base box, lift case and top case, the base box bottom is equipped with the strut, the strut top is equipped with the motor, the motor is connected with the worm, rotate on the strut and wear to be equipped with the pivot, be equipped with the worm wheel that meshes in the worm in the pivot, the both ends of pivot all are equipped with the reel, all wear to be equipped with the hollow post on the both sides at base box top, be equipped with the wheel groove on the hollow post lateral wall near the top department, the rotation is equipped with the wire sheave in the wheel groove, the lift case both sides all are equipped with the sliding sleeve, and the sliding sleeve of both sides is located respectively on two hollow posts, the both sides at lift case top all are connected with the hawser, two the hawser is respectively walked around two wire sheaves and is connected with on the reel along two hollow post inner chambers, top case bottom is connected with on two hollow post tops respectively, be equipped with telescopic machanism on the top case, telescopic machanism is connected with lighting apparatus, telescopic machanism can drive lighting apparatus to top case limit side.

2. The lighting fixture convenient to ascend a height and maintain according to claim 1, wherein the telescopic mechanism comprises a shaft rod penetrating through the bottom wall of the top box in a rotating mode, a bidirectional screw rod penetrating through the top box in a rotating mode and two inner thread sleeves penetrating through the opposite side walls of the top box in a sliding mode respectively, a hand wheel is arranged at the lower end of the shaft rod, meshed bevel gears are arranged at the upper ends of the bidirectional screw rod and the shaft rod, two sides of the bidirectional screw rod are connected to the two inner thread sleeves in a threaded mode respectively, and the lighting equipment is arranged on the end portions of the inner thread sleeves.

3. The lighting fixture convenient to ascend and maintain according to claim 2, wherein two sides of the bidirectional screw are respectively connected with a partition board, the partition boards are arranged in the top box, and the bevel gear is arranged between the two partition boards.

4. The lighting fixture convenient to ascend and maintain according to claim 2, wherein the lighting device comprises an adapter seat arranged on the end part of the inner threaded sleeve, a lamp holder is connected to the adapter seat through a bolt, a lighting lamp is arranged on the lamp holder, and the lighting lamp is connected to the inside of the hollow column through a flexible wire.

5. The lighting fixture convenient to ascend and maintain according to claim 1, wherein sliding sleeves are arranged at the top and the bottom of two sides of the lifting box.

6. The lighting fixture convenient to ascend and maintain according to claim 1, wherein the sliding sleeve is connected with the hollow column through a linear bearing.

7. The lighting fixture convenient to ascend and maintain according to claim 1, wherein the two sides of the bottom box are provided with fixing seats, and the fixing seats are installed on the concrete ground through expansion bolts.