CN110906197A

CN110906197A - LED type shot-light device

Info

Publication number: CN110906197A
Application number: CN201911212419.2A
Authority: CN
Inventors: 郑仕衡
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-03-01
Filing date: 2019-03-01
Publication date: 2020-03-24
Also published as: CN109733273B; CN109733273A; CN110906198A

Abstract

The invention belongs to the technical field of LED (light-emitting diode) spot lamps, and particularly relates to an LED spot lamp device which comprises a fixing block, wherein a through groove is formed in the end face of the fixing block and is fixedly arranged on a fixing device; the upper end surface of the through groove on the fixed block is provided with a first square groove with two through sides; two groups of first guide grooves are symmetrically formed in two opposite side faces of the through groove in the fixed block, and the two first guide grooves in each group are distributed on the two opposite side faces of the through groove in the fixed block; the two ends of the telescopic device arranged in the through groove on the fixed block are both provided with the illumination LED lamps through the hinge devices, and because the telescopic device is arranged in the LED illumination lamp illumination device illumination lamp.

Description

LED type shot-light device

Technical Field

The invention belongs to the technical field of LED (light-emitting diode) spot lamps, and particularly relates to an LED spot lamp device.

Background

The shot-light is often used for the illumination on the present car, and the shot-light shines the adjustable that can satisfy the illumination demand of angle and distance between the shot-light. However, for the existing spot lamp, the installation structure of the existing LED type spot lamp is simple, the angle and the distance can not be adjusted generally, and even if the distance can be adjusted, the adjustment is also complex, so that the irradiation range of the LED type spot lamp can meet the complex and changeable environment, and the design of the LED type spot lamp with the angle adjustment and the distance convenient adjustment functions is very necessary.

The invention designs an LED spotlight device to solve the problems.

Disclosure of Invention

Technical problem to be solved by the invention

The invention aims to solve the problem that an LED type spotlight device is provided to overcome the defects that the irradiation range of the LED type spotlight in the prior art cannot be adjusted and cannot meet the complicated and changeable environment.

(II) technical scheme of the invention

In order to solve the defects in the prior art, the invention discloses an LED type spotlight device which is realized by adopting the following technical scheme.

In the description of the present invention, it should be noted that the terms "inside", "below", "upper" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention usually place when using, and are only used for convenience of description and simplification of description, but do not indicate or imply that the devices or elements indicated must have a specific orientation, be constructed in a specific orientation or be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

An LED type spot lamp device characterized in that: the device comprises a fixing block, the end face of which is provided with a through groove, and the fixing block is fixedly arranged on a fixing device; the upper end surface of the through groove on the fixed block is provided with a first square groove with two through sides, so that the L-shaped rack, the second synchronous pulley and the first synchronous belt can be accommodated conveniently, and the purpose of preventing the fixed block from interfering the movement of the L-shaped rack, the second synchronous pulley and the first synchronous belt is achieved; two groups of first guide grooves are symmetrically formed in two opposite side faces of the through groove in the fixed block, and the two first guide grooves in each group are distributed on the two opposite side faces of the through groove in the fixed block; the two ends of the telescopic device arranged in the through groove on the fixed block are both provided with the lighting LED lamp through the hinge device; because the cantilever of the L-shaped rack is longer in extension length and can deform in the movement process, the L-shaped rack is made of a material with high hardness, and a structure for guiding the L-shaped rack to move linearly is arranged between one side of the L-shaped rack, which is far away from the fixed end, and the first square groove.

The telescopic device comprises first telescopic plates, an L-shaped rack, a first guide block, an L-shaped fixing strip, a first synchronous belt wheel, a first synchronous belt, a second synchronous belt wheel, a second square groove, a containing groove, a second guide groove, a third square groove, a second guide block, a second telescopic plate, a first gear, a second synchronous belt, a fourth synchronous belt wheel, a second gear and a third synchronous belt wheel, wherein the two first telescopic plates have the same structure, the two first telescopic plates have the same mounting structure, and one of the two first telescopic plates is provided with the containing groove which is not communicated; two second guide grooves are symmetrically formed in the opposite side faces of the accommodating groove; the end face of the first expansion plate is provided with a second square groove communicated with the accommodating groove; two first guide blocks are symmetrically arranged on two side surfaces of the first expansion plate; the third synchronous belt wheel and the first gear are coaxial and are both arranged on one side of the first expansion plate; the fourth synchronous belt wheel and the second gear are coaxial and are both arranged on one side of the first expansion plate, which is far away from the third synchronous belt wheel; the fourth synchronous belt wheel and the third synchronous belt wheel are identical in size and are connected through a second synchronous belt; the second synchronous belt is positioned in the second square groove; the first gear and the second gear are identical in size; a third square groove is formed in the end face of the second expansion plate; two second guide blocks are symmetrically installed on two side faces of the second telescopic plate, the second telescopic plate is installed in the accommodating groove through sliding fit of the second guide blocks and the second guide grooves, and the first gear is meshed with teeth arranged on the bottom face of a third square groove in the second telescopic plate.

The two first expansion plates are symmetrically arranged in the through grooves on the fixed block, and the two first expansion plates are arranged in a sliding fit manner with the first guide block through the first guide grooves; the second gears arranged on the two first expansion plates are meshed with teeth arranged on the inner wall surface of a through groove formed in the fixed block; one end of the L-shaped fixing strip is fixedly arranged on one side of the upper end face of one of the two first expansion plates, and the first synchronous belt pulley is arranged on the L-shaped fixing strip through a shaft; the second synchronous belt wheel is arranged on a shaft for fixing the second gear through a shaft; the first synchronous belt wheel is connected with the second synchronous belt wheel through a first synchronous belt; the lower end of the L-shaped rack is fixedly arranged on one side of the upper end face of the first expansion plate without the L-shaped fixing strip, and the L-shaped rack is meshed with the first synchronous belt pulley; the diameter of the outer circular surface of the second synchronous belt wheel is twice that of the second gear; the diameter of the outer circular surface of the second synchronous belt wheel is twice that of the first synchronous belt wheel.

As a further optimization of the technology, the fourth synchronous belt wheel and the second gear are both mounted on the second fixed shaft through keys, the second fixed shaft is mounted on the two first supports through bearings, and the two first supports are located on two sides of the second square groove and are both mounted on the upper end surface of the first expansion plate; the fourth synchronous belt wheel and the second gear are both positioned between the two first supports; the third synchronous belt wheel and the first gear are both mounted on the third fixed shaft through keys, the third fixed shaft is mounted on the two second supports through bearings, the two second supports are located on two sides of the second square groove and are both mounted on the upper wall surface in the accommodating groove, and the third synchronous belt wheel and the first gear are both located between the two second supports; the first synchronous belt wheel is arranged on the first fixed shaft through a key; the first fixed shaft is arranged on the L-shaped fixed strip through a bearing; the second synchronous belt wheel is fixedly arranged on the second fixed shaft through a shaft, and the shaft for fixing the second synchronous belt wheel is overlapped with the axis of the second fixed shaft.

As a further optimization of the technology, the fixing device comprises a fixing frame and supporting blocks, wherein the two supporting blocks are symmetrically arranged on the upper end face of the fixing frame, so that the fixing block is convenient to support, and the lower end face of the fixing block is fixedly arranged on the upper ends of the two supporting blocks.

As the technology is further optimized, the lighting LED lamp comprises a lamp body, one end of a wiring port arranged on the lamp body is electrically connected with an LED bulb arranged in the lamp body, and the other end of the wiring port arranged on the lamp body is connected with a power supply.

As a further optimization of the technology, the hinge device comprises side lugs, a connecting block, a first locking nut, a locking bolt, a middle lug, a second locking nut, a connecting column, a limiting circular plate, an accommodating cavity and a cylindrical hole, wherein one end of each of the two side lugs is arranged on the end face of one end of the second expansion plate; the middle support lug is arranged between the two side support lugs through a locking bolt and a second locking nut; one end of the connecting column is fixedly arranged on the end surface of the middle lug, and a limiting circular plate is fixedly arranged on the end surface of the other end of the connecting column; an accommodating cavity is formed in the end face of the connecting block; a through cylindrical hole is formed in the end face of the accommodating cavity; the end face of one end of the connecting block, provided with the accommodating cavity, is fixedly arranged on the outer side of the lighting LED lamp, the limiting circular plate is matched with the accommodating cavity, and a gap is formed between the cylindrical hole and the connecting column; the first locking nut is matched with the external thread on the connecting column through the internal thread on the first locking nut, and the end face of the first locking nut is matched with the end face of the connecting block.

As the technology is further optimized, the locking bolt is a hexagon socket head cap screw.

As the technology is further optimized, the design purpose that the two supporting blocks and the upper end face of the fixing frame are distributed at included angles is that the fixing block can bear impact force in all directions, and the fixing block is more stable.

As a further optimization of the technology, the purpose of the design that the included angle formed by the two supporting blocks and the upper end face of the fixing frame is 45 degrees is to facilitate the fixing block to bear the impact force in each direction best, so that the fixing block is most stable, and the illumination LED lamp is in the most stable state under the impact force.

As a further optimization of the technology, the spring pad is installed between the first lock nut and the connecting block, so that when the device is used in places with large vibration, the first lock nut and the connecting block can be effectively prevented from moving.

As a further optimization of the present technology, the spring pad is installed between the second lock nut and the side bracket to effectively prevent the second lock nut from moving relative to the side bracket when the device of the present invention is used in a place with large vibration.

(III) advantages and advantageous effects of the invention

Compared with the traditional LED type spotlight technology, the LED type spotlight disclosed by the invention is provided with the telescopic devices which are arranged in the through grooves on the fixed block, the illuminating LED lamps are arranged at two ends of the telescopic devices through the hinging devices, the telescopic devices can adjust the distance between the two illuminating LED lamps under the action of unilateral pulling or pushing of workers, so that the illumination ranges of the two illuminating LED lamps can be adjusted, meanwhile, the illuminating LED lamps arranged through the hinging devices can be adjusted in multiple directions under the hinging action of the hinging devices, and the illumination angle of the illuminating LED lamps is adjusted more accurately and the illumination range is larger. The telescopic device is two-stage telescopic, so that the purpose that the size of the device in the length direction is shortest after the lighting LED lamp is contracted is achieved, the size of the device in the width direction of the automobile is saved, and the trafficability of the automobile is improved.

The first synchronous belt wheel, the first synchronous belt, the second synchronous belt wheel, the second synchronous belt, the fourth synchronous belt wheel, the second gear, the third synchronous belt wheel and other structures arranged in the invention have the following functions: on one hand, when a worker pulls or pushes one of the two illumination LED lamps, the movement of the worker pulling one of the illumination LED lamps is transmitted to the illumination LED lamp on the other side through the first synchronous belt wheel, the first synchronous belt, the second synchronous belt wheel, the second synchronous belt, the fourth synchronous belt wheel, the second gear, the third synchronous belt wheel and the L-shaped rack, so that the illumination LED lamp on the other side also moves along with the illumination LED lamp pulled or pushed by the worker, the worker pulls one illumination LED lamp on one side, and the other illumination LED lamp also moves together, so that the worker is concise and convenient in time change when adjusting the distance between the two illumination LED lamps; on the other hand, the structures cannot penetrate out of the fixing block when the distance between the spot lamps is shortest, and the minimum space occupied by the spot lamps when the distance between the spot lamps is the smallest is ensured.

Drawings

Fig. 1 is a schematic view of the overall component distribution.

Fig. 2 is a schematic view of a mounting structure of the telescopic device.

Fig. 3 is a schematic view of a hinge device mounting structure.

Fig. 4 is a schematic view of a support block mounting structure.

Fig. 5 is a schematic view of a anchor block structure (i).

Fig. 6 is a schematic diagram of the fixed block structure (ii).

Fig. 7 is a schematic view of an L-shaped rack mounting structure.

Fig. 8 is a schematic view of a first mount mounting structure.

Fig. 9 is a schematic view of an L-shaped fixing strip mounting structure.

FIG. 10 is a schematic view of an illumination LED lamp mounting structure.

Fig. 11 is a schematic view of a first guide block mounting structure.

Fig. 12 is a schematic view of a second mount mounting structure.

Fig. 13 is a schematic view of an L-shaped rack configuration (i).

Fig. 14 is a schematic view of an L-shaped rack structure (ii).

Fig. 15 is a schematic view of a first fixed shaft mounting structure.

Fig. 16 is a schematic view of a second guide block mounting structure.

Fig. 17 is a schematic view of a lock bolt mounting structure.

Fig. 18 is a schematic view of a first lock nut mounting arrangement.

Fig. 19 is a schematic view of a second lock nut mounting structure.

Fig. 20 is a schematic view of a first timing belt installation structure.

Fig. 21 is a schematic view of a connector block mounting structure.

Fig. 22 is a schematic view of a mounting structure of a limiting circular plate.

Fig. 23 is a schematic view of a second gear mounting structure.

Figure 24 is a schematic view of a second timing belt mounting arrangement.

Number designation in the figures: 1. a telescoping device; 2. a hinge device; 3. an illuminating LED lamp; 4. a fixing device; 5. a fixed mount; 6. a support block; 7. a first expansion plate; 8. a first square groove; 9. a first guide groove; 10. an L-shaped rack; 12. a first support; 13. a first guide block; 14. an L-shaped fixing strip; 15. a first timing pulley; 16. a first fixed shaft; 17. a first synchronization belt; 18. a second timing pulley; 19. a second fixed shaft; 20. a second square groove; 21. a second support; 22. accommodating grooves; 23. a second guide groove; 24. a third square groove; 25. a second guide block; 26. a second expansion plate; 27. a side lug; 28. connecting blocks; 29. a first lock nut; 30. locking the bolt; 31. a middle lug; 32. a second lock nut; 33. connecting columns; 34. a limiting circular plate; 35. a first gear; 36. a second synchronous belt; 37. an accommodating chamber; 38. a cylindrical bore; 39. a fourth timing pulley; 41. a second gear; 42. a fixed block; 43. a third synchronous pulley; 44. and a third fixed shaft.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

As shown in fig. 1, 2 and 3, it comprises a fixing block 42 with a through groove on the end surface and fixedly mounted on the fixing device 4; as shown in fig. 5 and 6, the upper end surface of the through groove on the fixing block 42 is provided with a first square groove 8 with two through sides; as shown in fig. 6, two groups of first guide grooves 9 are symmetrically formed on two opposite side surfaces of the through groove on the fixed block 42, and two first guide grooves 9 in each group are distributed on two opposite side surfaces of the through groove on the fixed block 42; as shown in fig. 7, 8 and 9, the two ends of the telescopic device 1 installed in the through groove on the fixed block 42 are both provided with the lighting LED lamp 3 through the hinge device 2.

As shown in fig. 10, the telescopic device 1 includes a first telescopic plate 7, an L-shaped rack 10, a first guide block 13, an L-shaped fixed strip 14, a first synchronous pulley 15, a first synchronous belt 17, a second synchronous pulley 18, a second square groove 20, an accommodating groove 22, a second guide groove 23, a third square groove 24, a second guide block 25, a second telescopic plate 26, a first gear 35, a second synchronous belt 36, a fourth synchronous pulley 39, a second gear 41, and a third synchronous pulley 43, as shown in fig. 11 and 12, wherein the two first telescopic plates 7 have the same structure, and the two first telescopic plates 7 have the same mounting structure, and as shown in fig. 12, for one of the two first telescopic plates 7, an accommodating groove 22 which is not through is opened on the end surface of the first telescopic plate 7; as shown in fig. 12, two second guide grooves 23 are symmetrically formed on opposite side surfaces of the receiving groove 22; the end surface of the first expansion plate 7 is provided with a second square groove 20 communicated with the accommodating groove 22; two first guide blocks 13 are symmetrically arranged on two side surfaces of the first expansion plate 7; as shown in fig. 23 and 24, the third synchronous pulley 43 is coaxial with the first gear 35 and both mounted on one side of the first expansion plate 7; as shown in fig. 23 and 24, the fourth synchronous pulley 39 and the second gear 41 are coaxial and are both mounted on the side of the first expansion plate 7 away from the third synchronous pulley 43; the fourth synchronous pulley 39 and the third synchronous pulley 43 are identical in size, as shown in fig. 20, and the fourth synchronous pulley 39 and the third synchronous pulley 43 are connected by the second synchronous belt 36; the second synchronous belt 36 is positioned in the second square groove 20; the first gear 35 and the second gear 41 are identical in size; as shown in fig. 16, the end surface of the second expansion plate 26 is provided with a third groove 24; two second guide blocks 25 are symmetrically arranged on two side surfaces of the second telescopic plate 26, the second telescopic plate 26 is arranged in the accommodating groove 22 through the sliding fit of the second guide blocks 25 and the second guide grooves 23, and the first gear 35 is meshed with teeth arranged on the bottom surface of the third square groove 24 on the second telescopic plate 26.

The two first expansion plates 7 are symmetrically arranged in the through grooves on the fixed block 42, and the two first expansion plates 7 are arranged in a sliding fit manner with the first guide block 13 through the first guide grooves 9; the second gears 41 mounted on the two first expansion plates 7 are engaged with teeth arranged on the inner wall surface of a through groove formed on the fixed block 42; as shown in fig. 11 and 12, one end of an L-shaped fixing strip 14 is fixedly installed on one side of the upper end surface of one of the two first expansion plates 7, and a first synchronous pulley 15 is installed on the L-shaped fixing strip 14 through a shaft; the second synchronous pulley 18 is mounted on the shaft fixing the second gear 41 by a shaft; the first synchronous belt pulley 15 is connected with the second synchronous belt pulley 18 through a first synchronous belt 17; as shown in fig. 13 and 14, the lower end of the L-shaped rack 10 is fixedly installed at one side of the upper end surface of the first expansion plate 7 where the L-shaped fixing strip 14 is not installed, as shown in fig. 15, and the L-shaped rack 10 is engaged with the first synchronous pulley 15; the diameter of the outer circumferential surface of the second synchronous pulley 18 is twice the diameter of the outer circumferential surface of the second gear 41; the diameter of the outer circumferential surface of the second timing pulley 18 is twice the diameter of the outer circumferential surface of the first timing pulley 15.

As shown in fig. 11, 23 and 24, the fourth synchronous pulley 39 and the second gear 41 are both mounted on the second fixed shaft 19 through keys, the second fixed shaft 19 is mounted on the two first supports 12 through bearings, and the two first supports 12 are located on both sides of the second square groove 20 and are both mounted on the upper end surface of the first expansion plate 7; the fourth synchronous pulley 39 and the second gear 41 are both located between the two first supports 12; as shown in fig. 11, 23 and 24, the third synchronous pulley 43 and the first gear 35 are both mounted on the third fixed shaft 44 through keys, the third fixed shaft 44 is mounted on the two second supports 21 through bearings, the two second supports 21 are located on both sides of the second square groove 20 and are both mounted on the upper wall surface in the accommodating groove 22, and the third synchronous pulley 43 and the first gear 35 are both located between the two second supports 21; as shown in fig. 11, 23, 24, the first timing pulley 15 is mounted on the first fixed shaft 16 by a key; as shown in fig. 11, 23, 24, the first fixed shaft 16 is mounted on the L-shaped fixing bar 14 by a bearing; the second timing pulley 18 is fixedly mounted on the second fixed shaft 19 by a shaft, and the shaft fixing the second timing pulley 18 is axially overlapped with the second fixed shaft 19.

As shown in fig. 4, the fixing device 4 includes a fixing frame 5 and supporting blocks 6, wherein the two supporting blocks 6 are symmetrically installed on the upper end surface of the fixing frame 5 for the purpose of conveniently supporting the fixing block 42, and the lower end surface of the fixing block 42 is fixedly installed on the upper ends of the two supporting blocks 6.

The lighting LED lamp 3 comprises a lamp body, one end of a wiring port arranged on the lamp body is electrically connected with an LED bulb arranged in the lamp body, and the other end of the wiring port arranged on the lamp body is connected with a power supply.

As shown in fig. 17, 18 and 19, the hinge device 2 includes side lugs 27, a connecting block 28, a first locking nut 29, a locking bolt 30, a middle lug 31, a second locking nut 32, a connecting column 33, a limiting circular plate 34, an accommodating cavity 37 and a cylindrical hole 38, as shown in fig. 16, wherein one end of each of the two side lugs 27 is mounted on an end face of one end of the second expansion plate 26; as shown in fig. 17, 18 and 19, the middle lug 31 is mounted between the two side lugs 27 by the lock bolt 30 and the second lock nut 32; one end of the connecting column 33 is fixedly installed on the end face of the middle support lug 31, as shown in fig. 22, and a limiting circular plate 34 is fixedly installed on the end face of the other end of the connecting column 33; as shown in fig. 21, the end face of the connecting block 28 is provided with an accommodating cavity 37; a through cylindrical hole 38 is formed on the end surface of the accommodating cavity 37; as shown in fig. 17, 18 and 19, the end face of the connecting block 28, which is provided with the accommodating cavity 37, is fixedly mounted on the outer side of the illumination LED lamp 3, the limiting circular plate 34 is matched with the accommodating cavity 37, and a gap is formed between the cylindrical hole 38 and the connecting column 33; as shown in fig. 17, 18 and 19, the first lock nut 29 is engaged with the external thread of the connecting column 33 through the internal thread thereof, and the end face of the first lock nut 29 is engaged with the end face of the connecting block 28.

The locking bolt 30 is a hexagon socket head cap screw.

As shown in fig. 4, the two support blocks 6 are both arranged at an angle with the upper end surface of the fixing frame 5, so that the fixing block 42 can bear impact forces in various directions, and the fixing block 42 is more stable.

As shown in fig. 4, the purpose of the design that the included angle between the two supporting blocks 6 and the upper end surface of the fixing frame 5 is 45 degrees is to make the fixing block 42 best bear the impact force in each direction, so that the fixing block 42 is most stable, and the illumination LED lamp 3 is in the most stable state under the impact force.

The spring pad is installed between the first lock nut 29 and the connecting block 28, so that the first lock nut 29 and the connecting block 28 can be effectively prevented from moving when the device is used in places with large vibration.

The spring pad is installed between the second lock nut 32 and the side lug 27 to effectively prevent the second lock nut 32 from moving relative to the side lug 27 when the device of the present invention is used in a place with large vibration.

Firstly, a worker unscrews the first locking nut 29 and the second locking nut 32 completely, adjusts the illumination angle of the illumination LED lamp 3, and screws the first locking nut 29 and the second locking nut 32 after the illumination angle of the illumination LED lamp 3 is adjusted, so that the illumination angles of the two illumination LED lamps 3 are not changed; according to the working environment of the device, the irradiation range of the LED spotlight is adjusted.

Secondly, the worker adjusts the irradiation range of the LED-type spot light as required, and the specific process is that the worker pulls the illumination LED lamp 3 to move, the moving illumination LED lamp 3 drives the connecting column 33 to move through the limiting circular plate 34, the connecting column 33 drives the middle lug 31 to move, the middle lug 31 drives the side lug 27 to move through the locking bolt 30, the side lug 27 drives the second expansion plate 26 to move, the second expansion plate 26 drives the first gear 35 to rotate through the engagement of the teeth formed on the second expansion plate 26 and the first gear 35, the rotating first gear 35 drives the third synchronous pulley 43 to rotate through the third fixed shaft 44, the first gear 35 drives the first expansion plate 7 to linearly move, the rotating third synchronous pulley 43 drives the fourth synchronous pulley 39 to rotate through the second synchronous belt 36, and the fourth synchronous pulley 39 drives the second fixed shaft 19 to move, the second fixed shaft 19 drives the second gear 41 and the second synchronous pulley 18 to rotate, the second synchronous pulley 18 which rotates drives the first synchronous pulley 15 to rotate through the first synchronous belt 17, the first synchronous pulley 15 drives the L-shaped rack to linearly move, the L-shaped rack 10 drives the first expansion plate 7 on which the L-shaped rack 10 is mounted to linearly move, the first expansion plate 7 which linearly moves drives the second gear 41 mounted thereon to rotate, the second gear 41 on the first expansion plate 7 on which the L-shaped rack 10 is mounted is driven to rotate, the second fixed shaft 19 on the first expansion plate 7 on which the L-shaped rack 10 is mounted is driven to rotate through the second synchronous belt 36, the third synchronous pulley 43 on the first expansion plate 7 on which the L-shaped rack 10 is mounted is driven to rotate through the third synchronous belt 36, and the third synchronous pulley 43 on the first expansion plate 7 on which the L-shaped rack 10 is mounted is driven to rotate through the third fixed belt 43 The shaft 44 drives the first gear 35 to rotate, the first gear 35 drives the second expansion plate 26 on the first expansion plate 7 for mounting the L-shaped rack 10 to linearly move through the meshing action of the teeth on the first gear and the teeth on the second expansion plate 26, the second expansion plate 26 on one side of the L-shaped rack 10 drives the locking bolt 30 to linearly move through the side support lug 27, the locking bolt 30 on one side of the L-shaped rack 10 sequentially drives the middle support lug 31 on one side of the L-shaped rack 10, the connecting column 33, the first locking nut 29, the connecting block 28 and the illuminating LED lamp 3 to move, so that the distance between the two illuminating LED lamps 3 mounted at two ends of the expansion device 1 is adjusted, and the illumination range between the two illuminating LED lamps 3 is adjusted. The diameter of the outer circumferential surface of the second synchronous pulley 18 in the present invention is twice the diameter of the outer circumferential surface of the second gear 41; the diameter of the outer circular surface of the second synchronous pulley 18 is twice that of the first synchronous pulley 15; the first gear 35 and the second gear 41 are identical in size; the third synchronous pulley 43 and the fourth synchronous pulley 39 are designed to have the same size, and according to the common knowledge of the prior machinery public knowledge, the size of the first synchronous pulley 15, the second synchronous pulley 18, the third synchronous pulley 43, the fourth synchronous pulley 39, the first gear 35 and the second gear 41 is designed to have the size proportion that the first expansion plate 7 on the same side moves out of the fixed block 42 and the second expansion plate 26 moves out of the first expansion plate 7, so that the two illumination LED lamps 3 can keep synchronous in motion, the distance between the two illumination LED lamps 3 is adjusted more accurately and stably, and the illumination range of the two illumination LED lamps 3 is adjusted more accurately.

In summary, the above embodiments are not intended to be limiting embodiments of the present invention, and those skilled in the art can make several improvements and modifications based on the spirit of the present invention, and these improvements and modifications should be considered as the protection scope of the present invention, and meanwhile, the drawings in the present invention are schematic diagrams of the implementation of the present invention to facilitate understanding of the principle of the structure operation. The specific product structure and the proportional size are determined according to the use environment and the conventional technology.

Claims

1. An LED type spot lamp device characterized in that: the device comprises a fixing block, the end face of which is provided with a through groove, and the fixing block is fixedly arranged on a fixing device; the upper end surface of the through groove on the fixed block is provided with a first square groove with two through sides; two groups of first guide grooves are symmetrically formed in two opposite side faces of the through groove in the fixed block, and the two first guide grooves in each group are distributed on the two opposite side faces of the through groove in the fixed block; the two ends of the telescopic device arranged in the through groove on the fixed block are both provided with the lighting LED lamp through the hinge device;

the telescopic device comprises first telescopic plates, an L-shaped rack, a first guide block, an L-shaped fixing strip, a first synchronous belt wheel, a first synchronous belt, a second synchronous belt wheel, a second square groove, a containing groove, a second guide groove, a third square groove, a second guide block, a second telescopic plate, a first gear, a second synchronous belt, a fourth synchronous belt wheel, a second gear and a third synchronous belt wheel, wherein the two first telescopic plates have the same structure, the two first telescopic plates have the same mounting structure, and one of the two first telescopic plates is provided with the containing groove which is not communicated; two second guide grooves are symmetrically formed in the opposite side faces of the accommodating groove; the end face of the first expansion plate is provided with a second square groove communicated with the accommodating groove; two first guide blocks are symmetrically arranged on two side surfaces of the first expansion plate; the third synchronous belt wheel and the first gear are coaxial and are both arranged on one side of the first expansion plate; the fourth synchronous belt wheel and the second gear are coaxial and are both arranged on one side of the first expansion plate, which is far away from the third synchronous belt wheel; the fourth synchronous belt wheel and the third synchronous belt wheel are identical in size and are connected through a second synchronous belt; the second synchronous belt is positioned in the second square groove; the first gear and the second gear are identical in size; a third square groove is formed in the end face of the second expansion plate; two second guide blocks are symmetrically arranged on two side surfaces of the second telescopic plate, the second telescopic plate is arranged in the accommodating groove through the sliding fit of the second guide blocks and the second guide grooves, and the first gear is meshed with teeth formed at the bottom of a third groove on the second telescopic plate;

the two first expansion plates are symmetrically arranged in the through grooves on the fixed block, and the two first expansion plates are arranged in a sliding fit manner with the first guide block through the first guide grooves; the second gears arranged on the two first expansion plates are meshed with teeth arranged on the inner wall surface of a through groove formed in the fixed block; one end of the L-shaped fixing strip is fixedly arranged on one side of the upper end face of one of the two first expansion plates, and the first synchronous belt pulley is arranged on the L-shaped fixing strip through a shaft; the second synchronous belt wheel is arranged on a shaft for fixing the second gear through a shaft; the first synchronous belt wheel is connected with the second synchronous belt wheel through a first synchronous belt; the lower end of the L-shaped rack is fixedly arranged on one side of the upper end face of the first expansion plate without the L-shaped fixing strip, and the L-shaped rack is meshed with the first synchronous belt pulley; the diameter of the outer circular surface of the second synchronous belt wheel is twice that of the second gear; the diameter of the outer circular surface of the second synchronous belt wheel is twice that of the first synchronous belt wheel;

the fourth synchronous belt wheel and the second gear are both mounted on the second fixed shaft through keys, the second fixed shaft is mounted on the two first supports through bearings, and the two first supports are located on two sides of the second square groove and are both mounted on the upper end face of the first telescopic plate; the fourth synchronous belt wheel and the second gear are both positioned between the two first supports; the third synchronous belt wheel and the first gear are both mounted on the third fixed shaft through keys, the third fixed shaft is mounted on the two second supports through bearings, the two second supports are located on two sides of the second square groove and are both mounted on the upper wall surface in the accommodating groove, and the third synchronous belt wheel and the first gear are both located between the two second supports; the first synchronous belt wheel is arranged on the first fixed shaft through a key; the first fixed shaft is arranged on the L-shaped fixed strip through a bearing; the second synchronous belt wheel is fixedly arranged on the second fixed shaft through a shaft, and the shaft for fixing the second synchronous belt wheel is superposed with the axis of the second fixed shaft;

the fixing device comprises a fixing frame and supporting blocks, wherein the two supporting blocks are symmetrically arranged on the upper end surface of the fixing frame, and the lower end surface of the fixing block is fixedly arranged at the upper ends of the two supporting blocks;

the hinge device comprises side support lugs, a connecting block, a first locking nut, a locking bolt, a middle support lug, a second locking nut, a connecting column, a limiting circular plate, an accommodating cavity and a cylindrical hole, wherein one end of each of the two side support lugs is arranged on the end face of one end of the second expansion plate; the middle support lug is arranged between the two side support lugs through a locking bolt and a second locking nut; one end of the connecting column is fixedly arranged on the end surface of the middle lug, and a limiting circular plate is fixedly arranged on the end surface of the other end of the connecting column; an accommodating cavity is formed in the end face of the connecting block; a through cylindrical hole is formed in the end face of the accommodating cavity; the end face of one end of the connecting block, provided with the accommodating cavity, is fixedly arranged on the outer side of the lighting LED lamp, the limiting circular plate is matched with the accommodating cavity, and a gap is formed between the cylindrical hole and the connecting column; the first locking nut is matched with the external thread on the connecting column through the internal thread on the first locking nut, and the end face of the first locking nut is matched with the end face of the connecting block.

2. An LED-type lamp device as set forth in claim 1, wherein: the illumination LED lamp comprises a lamp body, one end of a wiring port arranged on the lamp body is electrically connected with an LED bulb arranged in the lamp body, and the other end of the wiring port arranged on the lamp body is connected with a power supply.

3. An LED-type lamp device as set forth in claim 1, wherein: the locking bolt is a hexagon socket head cap screw.

4. An LED-type lamp device as set forth in claim 1, wherein: the two supporting blocks are distributed at an included angle with the upper end face of the fixing frame.

5. An LED-type lamp device as set forth in claim 4, wherein: the included angle formed by the two supporting blocks and the upper end face of the fixing frame is 45 degrees.

6. An LED-type lamp device as set forth in claim 1, wherein: and a spring pad is arranged between the first locking nut and the connecting block.

7. An LED-type lamp device as set forth in claim 1, wherein: and a spring pad is arranged between the second locking nut and the side lug.