CN211928368U

CN211928368U - Light changing device for photographic lamp

Info

Publication number: CN211928368U
Application number: CN201922424744.7U
Authority: CN
Inventors: 郑洪林
Original assignee: Suzhou Haoshiyi Digital Technology Co ltd
Current assignee: Suzhou Haoshiyi Digital Technology Co ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-11-13
Anticipated expiration: 2029-12-30

Abstract

The utility model discloses a light changing device for a photographic lamp, which belongs to the technical field of light changing devices for photographic lamps, and comprises a base, wherein four rollers are arranged below the base, support frames are arranged on the left side and the right side of the base, a moving groove is arranged in the base and corresponds to the position of the support frames, a threaded hole is arranged in the moving groove, an adjusting screw rod is meshed in the threaded hole and penetrates through the base to extend to the upper part of the base, a rotary hole is arranged in the base and corresponds to the position of the adjusting screw rod, the utility model realizes the function of convenient stable placement without manual transportation and time and labor saving by arranging the support frames, the rollers, a rotating handle, the threaded hole, the moving groove, the rotary hole, the adjusting screw rod and other structures under the mutual cooperation of the structures, simple structure, convenient operation, but the practicality is strong.

Description

Light changing device for photographic lamp

Technical Field

The utility model belongs to the technical field of the photoflood lamp becomes light device, concretely relates to photoflood lamp becomes light device.

Background

At present, photographic lamps are also called as head lamps, lighting lamps and news lamps, the action of the digital camera is the same as that of a flash lamp in a digital camera, objects with dark surfaces need to be shot, and the auxiliary light sources are necessarily used, otherwise, the sound and picture definition is required.

The prior art light changing device for photographic lamps (reference case: CN201721324283.0) has the following problems: 1. the prior light changing device for the photography lamp needs to be manually carried when moving, and is time-consuming and labor-consuming; 2. the prior light changing device for the photography lamp has no perfect supporting device, and when the chain rod rises to a certain height, the device can shake back and forth, thereby influencing the normal use efficiency of the device.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a light changing device for photography lamp has when being convenient for remove, is convenient for stably place, need not artifical transport, labour saving and time saving to and have perfect strutting arrangement, effectively avoided the chain pole to appear in the condition of rocking after rising to a take the altitude, ensured the device's work efficiency's characteristics.

In order to achieve the above object, the utility model provides a following technical scheme: a light changing device for a photographic lamp comprises a base, wherein four rollers are arranged below the base, support frames are arranged on the left side and the right side of the base, a moving groove is formed in the base and corresponds to the position of the support frames, a threaded hole is formed in the moving groove, an adjusting screw rod is meshed in the threaded hole and extends to the upper portion of the base in a penetrating mode, a rotating hole is formed in the base and corresponds to the position of the adjusting screw rod, a rotating handle is fixed above the adjusting screw rod, a mounting plate is placed above the base, a support cylinder is fixed at the middle position of the upper portion of the mounting plate, an adjusting groove is formed in the support cylinder, a chain rod is arranged in the adjusting groove, a gear is meshed on the right side of the chain rod, and connecting blocks are fixed on the upper portion of the front side and the rear side of the chain rod, a second mounting block is fixed below the connecting block, an inner supporting rod is arranged below the second mounting block, the inner supporting rod and the second mounting block are rotatably connected through a first rotating shaft, first mounting blocks are fixed on the front two sides of the upper portion of the mounting plate, an outer supporting rod is arranged inside the first mounting block, the outer supporting rod and the first mounting block are rotatably connected through a second rotating shaft, a telescopic groove is formed in the outer supporting rod and in the position corresponding to the inner supporting rod, limiting sliding blocks are fixed on the lower portions of the front side and the rear side of the inner supporting rod, limiting sliding grooves are formed in the side wall of the outer supporting rod and in the position corresponding to the limiting sliding blocks, a lamp holder is arranged on the right side of the upper portion of the chain rod, and the lamp holder and the chain rod are rotatably connected through a hinge shaft.

Preferably, the outer side wall of the limiting sliding block and the inner side wall of the limiting sliding groove are both subjected to polishing treatment, and the outer side wall of the limiting sliding block and the inner side wall of the limiting sliding groove are both of smooth structures.

Preferably, the inside wall in rotatory hole sets up for smooth structure, the inside wall in screw hole is provided with the internal thread, adjusting screw's lateral wall is provided with the external screw thread, internal thread and external screw thread intermeshing.

Preferably, the roller is arranged in a universal wheel structure.

Preferably, the bottom of the support frame is coated with an anti-abrasion coating.

Preferably, a rotating groove is formed in the base and in a position corresponding to the adjusting screw rod and far away from one end of the rotating handle, and the adjusting screw rod is rotatably connected with the inside of the rotating groove through a bearing.

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

1. the utility model discloses a set up support frame, gyro wheel, rotation handle, screw hole, shifting chute, rotatory hole and adjusting screw isotructure, under the mutually supporting of these structures, realized the device when being convenient for remove, the function of being convenient for stably placing need not artifical transport, labour saving and time saving, simple structure, convenient operation, but the practicality is strong.

2. The utility model discloses a set up first installation piece, inner support pole, connecting block, second installation piece, first pivot, outer bracing piece, second pivot, flexible groove, spacing spout and spacing slider isotructure, under mutually supporting of these structures, realized can carrying out the function of stabilizing the support to the device, effectively avoided the chain pole to appear in the condition of rocking after rising to the take the altitude, ensured the device's work efficiency.

Drawings

Fig. 1 is a schematic structural view of a cross section of the present invention;

FIG. 2 is a schematic structural view of the cross section of FIG. 1A-A of the present invention;

fig. 3 is an enlarged schematic structural view of fig. 1A of the present invention;

fig. 4 is an enlarged schematic structural view of fig. 2B of the present invention;

in the figure: 1. a base; 2. a support frame; 3. an adjustment groove; 4. a chain bar; 5. a lamp holder; 6. hinging a shaft; 7. a gear; 8. a roller; 9. a support cylinder; 10. a first mounting block; 11. an inner support bar; 12. connecting blocks; 13. a second mounting block; 14. a first rotating shaft; 15. an outer support bar; 16. a second rotating shaft; 17. rotating the handle; 18. a threaded hole; 19. a moving groove; 20. rotating the hole; 21. adjusting the screw rod; 22. a telescopic groove; 23. a limiting chute; 24. a limiting slide block; 25. and (7) mounting the plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides the following technical solutions: a light changing device for a photographic lamp comprises a base 1, four rollers 8 are arranged below the base 1, support frames 2 are arranged on the left side and the right side of the base 1, a moving groove 19 is formed in the base 1 and corresponds to the position of the support frame 2, a threaded hole 18 is formed in the moving groove 19, an adjusting screw 21 is meshed in the threaded hole 18, the adjusting screw 21 penetrates through the base 1 and extends to the upper side of the base 1, a rotating hole 20 is formed in the base 1 and corresponds to the position of the adjusting screw 21, a rotating handle 17 is fixed above the adjusting screw 21, a mounting plate 25 is arranged above the base 1, a support cylinder 9 is fixed at the middle position above the mounting plate 25, an adjusting groove 3 is formed in the support cylinder 9, a chain rod 4 is arranged in the adjusting groove 3, a gear 7 is meshed on the right side of the chain rod 4, connecting blocks 12 are fixed above the front side and the back side of the chain rod 4, a second mounting block 13 is fixed below the connecting block 12, an inner support rod 11 is arranged below the second mounting block 13, the inner support rod 11 and the second mounting block 13 are rotatably connected through a first rotating shaft 14, first mounting blocks 10 are fixed on the front two sides above the mounting plate 25, an outer support rod 15 is arranged inside the first mounting block 10, the outer support rod 15 and the first mounting block 10 are rotatably connected through a second rotating shaft 16, a telescopic groove 22 is formed in the outer support rod 15 and corresponds to the inner support rod 11, a limiting slide block 24 is fixed on the lower portion of each of the front side and the rear side of the inner support rod 11, a limiting slide groove 23 is formed in the side wall of the outer support rod 15 and corresponds to the limiting slide block 24, a lamp holder 5 is arranged on the right side above the chain rod 4, and the lamp holder 5 and the chain rod 4 are rotatably connected through a hinge shaft 6.

In order to facilitate the movement of the limiting sliding block 24 inside the limiting sliding groove 23, in the embodiment, preferably, the outer side wall of the limiting sliding block 24 and the inner side wall of the limiting sliding groove 23 are both subjected to polishing treatment, and the outer side wall of the limiting sliding block 24 and the inner side wall of the limiting sliding groove 23 are both in smooth structure setting.

In order to facilitate the adjusting screw 21 to rotate inside the rotating hole 20 and the threaded hole 18, in the embodiment, preferably, the inner side wall of the rotating hole 20 is a smooth structure, the inner side wall of the threaded hole 18 is provided with an internal thread, the outer side wall of the adjusting screw 21 is provided with an external thread, and the internal thread and the external thread are meshed with each other.

In order to facilitate the direction change when pushing the device, in the present embodiment, it is preferable that the roller 8 is a universal wheel structure.

In order to avoid the support frame 2 from being abraded and affecting the service life of the support frame, in the embodiment, the bottom of the support frame 2 is preferably coated with an anti-abrasion coating.

In order to facilitate stable placement of the adjusting screw 21, in this embodiment, preferably, a rotating groove is formed in the base 1 and at a position corresponding to an end of the adjusting screw 21 far away from the rotating handle 17, and the adjusting screw 21 is rotatably connected with the inside of the rotating groove through a bearing.

The utility model discloses a theory of operation and use flow: when the utility model is used, firstly, if the device needs to be moved, only the rotating handle 17 needs to be manually rotated, so that the adjusting screw 21 rotates in the rotating hole 20 and the threaded hole 18, and further the supporting frame 2 moves upwards along the adjusting screw 21 until the upper surface of the supporting frame 2 is attached to the upper side wall of the moving groove 19, at this time, the supporting frame 2 leaves the ground, the roller 8 is attached to the ground, at this time, the whole pushing device can be pushed to a designated position, the rotating handle 17 is reversely rotated, so that the supporting frame 2 is returned to the original position, the device is supported, when the device works, if the height of the device needs to be adjusted, only the first rotating handle at the rear side of the box body outside the gear 7 needs to be rotated, under the meshing effect, the chain rod 4 moves in the adjusting groove 3, the adjustment of the height of the lamp bracket 5 is realized, in the adjusting process, the inner supporting rod 11 and the outer supporting rod 15 play a stable supporting effect on the device, the condition that its high emergence was rocked back and forth is prevented, influence the holistic work efficiency of device, in this process, inner support rod 11 rotates (connecting block 12 plays stable connection effect) along second installation piece 13 under the effect of first pivot 14, outer support rod 15 rotates (mounting panel 25 plays stable connection effect) along first installation piece 10 under the effect of second pivot 16, inner support rod 11 removes in the inside of flexible groove 22, spacing spout 23 removes in the inside of spacing slider 24, treat that each structure can stably place after the altitude mixture control.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A light changing device for a photographic lamp, comprising a base (1), characterized in that: the improved structure is characterized in that four rollers (8) are arranged below the base (1), the support frames (2) are arranged on the left side and the right side of the base (1), a movable groove (19) is formed in the position corresponding to the support frame (2) in the base (1), a threaded hole (18) is formed in the movable groove (19), an adjusting screw (21) is meshed in the threaded hole (18), the adjusting screw (21) penetrates through the base (1) and extends to the upper side of the base (1), a rotary hole (20) is formed in the position corresponding to the adjusting screw (21) in the base (1), a rotary handle (17) is fixed above the adjusting screw (21), a mounting plate (25) is placed above the base (1), a support barrel (9) is fixed in the middle position of the upper side of the mounting plate (25), an adjusting groove (3) is formed in the support barrel (9), a chain rod (4) is arranged in the adjusting groove (3), a gear (7) is meshed on the right side of the chain rod (4), connecting blocks (12) are fixed on the upper portions of the front side and the rear side of the chain rod (4), a second mounting block (13) is fixed below the connecting blocks (12), an inner supporting rod (11) is arranged below the second mounting block (13), the inner supporting rod (11) and the second mounting block (13) are rotatably connected through a first rotating shaft (14), first mounting blocks (10) are fixed on the front side and the rear side of the upper portion of the mounting plate (25), an outer supporting rod (15) is arranged in the first mounting block (10), the outer supporting rod (15) and the first mounting block (10) are rotatably connected through a second rotating shaft (16), a telescopic groove (22) is formed in the outer supporting rod (15) and in the position corresponding to the inner supporting rod (11), limiting sliding blocks (24) are fixed on the lower portions of the front side and the rear side of the inner supporting rod (11), limiting sliding grooves (23) are formed in the inner portion of the side wall of the outer supporting rod (15) and correspond to the limiting sliding blocks (24), a lamp holder (5) is arranged on the right side above the chain rod (4), and the lamp holder (5) is rotatably connected with the chain rod (4) through a hinge shaft (6).

2. A light dimmer arrangement for a photographic light as recited in claim 1, further comprising: the outer side wall of the limiting sliding block (24) and the inner side wall of the limiting sliding groove (23) are both subjected to polishing treatment, and the outer side wall of the limiting sliding block (24) and the inner side wall of the limiting sliding groove (23) are both of smooth structure setting.

3. A light dimmer arrangement for a photographic light as recited in claim 1, further comprising: the inside wall in rotatory hole (20) sets up for smooth structure, the inside wall in screw hole (18) is provided with the internal thread, the lateral wall of adjusting screw (21) is provided with the external screw thread, internal thread and external screw thread intermeshing.

4. A light dimmer arrangement for a photographic light as recited in claim 1, further comprising: the roller (8) is arranged in a universal wheel structure.

5. A light dimmer arrangement for a photographic light as recited in claim 1, further comprising: and an anti-abrasion coating is coated at the bottom of the support frame (2).

6. A light dimmer arrangement for a photographic light as recited in claim 1, further comprising: the inside of base (1) just corresponds adjusting screw (21) and keeps away from the position department of rotating handle (17) one end and has seted up the swivelling chute, adjusting screw (21) pass through the inside of bearing swivelling joint and swivelling chute.