CN110515257A - A photographic supplementary light with convenient angle adjustment and its angle adjustment structure - Google Patents

Abstract

The invention relates to a photographic supplementary light with convenient angle adjustment and an angle adjustment structure thereof. The angle adjustment structure includes a connecting seat, an adapter, a first positioning piece, a second positioning piece, a stopper and a push spring; the first positioning piece is provided with a first positioning shaft portion, and the second positioning piece is provided with a second The positioning shaft part; the inner end surface of the first positioning shaft part and the outer end surface of the stopper are respectively provided with a first gear set and a second gear set which mesh with each other; one or more limit sliders are arranged on the peripheral side of the stopper , the adapter is provided with a limit chute matched with the limit slider; the two ends of the push spring abut against the inner end surface of the stopper and the adapter respectively. The angle adjustment structure of the present invention uses the push spring and the stopper to cooperate with the first positioning shaft to keep the first gear set and the second gear set in meshing relationship all the time. The bite force between them is used to realize the angle adjustment and fixation between the adapter and the connecting seat.

Description

A photographic supplementary light with convenient angle adjustment and its angle adjustment structure

technical field

The invention relates to the technical field of photographic supplementary lights, in particular to a photographic supplementary light for convenient angle adjustment and an angle adjustment structure thereof.

Background technique

Photography fill light is a kind of camera equipment, its main function is to provide auxiliary light when shooting in the absence of light conditions, so as to obtain reasonable picture materials. The auxiliary light provided by the photography fill light usually needs to be adjusted at a reasonable angle to provide a suitable light effect. Therefore, the video fill light usually needs to have a fill light angle adjustment function.

The existing photographic fill light, the fill light is usually installed on the lamp stand and fixed by locking screws; when shooting, first adjust the fill light to a suitable irradiation angle, and then rely on the locking screw to provide Friction is used to prevent the fill light from turning. The locking degree of the locking screw mainly depends on personal feeling, but the tightening force of different hands varies greatly, especially for women who use fill light. If the screw is not tightened, the photography fill light will loosen and the desired angle cannot be obtained; and if the locking screw is occasionally forgotten to be locked, the fill light will suddenly fall and damage the fill light itself or other items. Therefore, there are certain potential safety hazards.

Therefore, it is necessary to propose an improvement plan for the existing photographic supplementary light to maximize the angle adjustment performance of the photographic supplementary light, improve the convenience of its angle adjustment, and eliminate the safety hazards during its use.

Contents of the invention

In view of the deficiencies in the above-mentioned prior art, the object of the present invention is to provide a photographic supplementary light and its angle adjustment structure that can be easily adjusted in angle.

In order to achieve the above object, the first technical solution adopted by the present invention is:

An angle adjustment structure, which includes a connecting seat, an adapter, a first positioning piece, a second positioning piece, a stopper and a push spring;

There is a missing slot on the connecting seat, and one end of the adapter is installed in the missing slot;

The first locating piece and the second locating piece are respectively fixedly installed on both sides of the vacancy groove; the first locating piece extends into the vacancy groove with a first positioning shaft portion, and the second locating piece extends toward the vacancy groove. A second positioning shaft part coaxially distributed with the first positioning shaft part is extended in the vacancy groove, and the first positioning shaft part and the second positioning shaft part are respectively inserted into the adapter; the adapter There are shaft holes socketed with the first positioning shaft part and the second positioning shaft part respectively, and the adapter is hinged at the vacancy slot through the first positioning shaft part and the second positioning shaft part;

The stopper is installed in the adapter and coaxially distributed on the inner side of the first positioning shaft part, and the inner end surface of the first positioning shaft part and the outer end surface of the stopper are respectively provided with first A gear set and a second gear set, the first gear set and the second gear set are composed of several helical teeth evenly distributed around the axis line of the first positioning shaft; the peripheral side of the stopper is set One or more limit sliders, in the adapter and located on the peripheral side of the adapter, there is a limit chute matched with the limit slider along the axial direction of the first positioning shaft;

The resisting spring is installed in the adapter and distributed on the inner end of the stopper, and the two ends of the resisting spring abut against the inner end surface of the stopper and the adapter respectively for driving the first The second gear set abuts against the first gear set to mesh with the first gear set.

Preferably, it also includes a locking piece, the stopper is provided with an internally threaded hole along the axis of the first positioning shaft, and the connecting seat and the first positioning piece are provided with an internally threaded hole There are through holes distributed in opposite positions, and the outer peripheral side of the locking member is provided with external threads, and the locking member passes through the through holes on the connecting seat and the first positioning member in turn, and then threads with the internal threaded hole on the stopper connect.

Preferably, it also includes a rod and a fastening bolt, the other end of the adapter is provided with a socket for assembling the rod, and a threaded hole is provided on the adapter and on the peripheral side of the socket , the fastening bolt is screwed in the threaded hole and the inner end of the fastening bolt abuts against the pole to fix the pole in the socket.

Preferably, the front section of the pole is provided with limiting ring grooves, the limiting ring grooves are distributed in the sockets, and the inner ends of the fastening bolts abut against the limiting ring grooves.

The second technical scheme that the present invention adopts is:

A photographic fill light for convenient angle adjustment, which includes a fill light and an angle adjustment structure detachably connected to the fill light, the angle adjustment structure adopts the above-mentioned angle adjustment structure; the fill light Installed on the connecting seat.

Preferably, a circuit control board is arranged in the connection seat, a switch button electrically connected to the circuit control board is arranged on the connection seat, and the supplementary light is electrically connected to the circuit control board.

Preferably, one or more charging interfaces are further provided on the connection base, an energy storage battery is provided in the connection base, and the charging interface and the energy storage battery are respectively electrically connected to the circuit control board.

Preferably, the supplementary light is an annular supplementary light, and an arc-shaped groove matching the structure of the annular supplementary light is opened on the connecting seat, and the annular supplementary light is positioned and installed on the arc-shaped groove.

Due to the adoption of the above scheme, the angle adjustment structure of the present invention utilizes the first positioning piece and the second positioning piece to position and install the adapter piece on the connection base, so as to provide stable rotation for the hinged connection between the adapter piece and the connection base. axis, so as to ensure that the rotation axis of the adapter will not deviate; at the same time, use the push spring and the stopper to cooperate with the first positioning shaft, so that the first gear set and the second gear set always maintain a meshing relationship. The bite force between the first gear set and the second gear set realizes the angle adjustment and fixation between the adapter and the connecting seat. In specific applications, through the combination of the supplementary light and the angle adjustment structure, the supplementary light can be fixed on the connecting seat, so that the ordinary supplementary light can have the angle adjustment function, and the adjustment of the supplementary light can be very convenient and easy. Angle of fill light; Compared with the way of fixing by the friction force of the locking screw, the fill light does not require too much hand-tightening force, which is especially convenient for women with little strength, and under the action of spring force, the first The occlusal force is always maintained between the first gear set and the second gear set, and they are always fixed at the desired position, so sudden dumping does not occur, effectively avoiding and eliminating potential safety hazards during use.

Description of drawings

Fig. 1 is the schematic diagram of the angle adjustment structure of the embodiment of the present invention;

Fig. 2 is the exploded schematic diagram (1) of the angle adjustment structure of the embodiment of the present invention;

Fig. 3 is an exploded schematic diagram of a partial structure of an angle adjustment structure according to an embodiment of the present invention;

Fig. 4 is a cross-sectional view of an angle adjustment structure of an embodiment of the present invention;

5 is a cross-sectional view of a partial structure of an angle adjustment structure according to an embodiment of the present invention;

6 is an exploded schematic diagram (2) of the angle adjustment structure of the embodiment of the present invention;

Fig. 7 is a schematic structural diagram of a supplementary light according to an embodiment of the present invention;

Fig. 8 is a schematic diagram of an exploded structure of a fill light according to an embodiment of the present invention.

Detailed ways

The embodiments of the present invention will be described in detail below with reference to the accompanying drawings, but the present invention can be implemented in many different ways defined and covered by the claims.

As shown in Figures 1 to 6, the embodiment of the present invention provides an angle adjustment structure, which includes a connecting seat 10, an adapter 20, a first locating piece 30, a second locating piece 40, a stopper 50 and an abutment push spring 60; the connecting seat 10 is provided with a gap slot a, and one end of the adapter 20 is aligned and installed in the gap slot a; the first positioning part 30 and the second positioning part 40 are fixedly installed in the gap respectively Both sides of the groove a; the first positioning member 30 extends into the vacancy groove a with a first positioning shaft portion 31, and the second positioning member 40 extends into the vacancy groove a and is coaxial with the first positioning shaft portion 31 The distributed second positioning shaft part 41, the first positioning shaft part 31 and the second positioning shaft part 41 are respectively inserted in the adapter 20; the adapter 20 is respectively provided with the first positioning shaft part 31 and the second The shaft hole (not shown in the figure) where the positioning shaft part 41 is nested, the adapter 20 is hinged at the vacancy slot a through the first positioning shaft part 31 and the second positioning shaft part 41; the stopper 50 is installed in Inside the adapter 20 and coaxially distributed on the inner side of the first positioning shaft part 31, the inner end surface of the first positioning shaft part 31 and the outer end surface of the stopper 50 are respectively provided with a first gear set 32 and a second gear set 32 meshing with each other. The gear set 51, the first gear set 32 and the second gear set 51 are all composed of several helical teeth evenly distributed around the axis line of the first positioning shaft part 31; one or more The limit slider 52, inside the adapter 20 and located on the peripheral side of the adapter 20, is provided with a limit chute b matched with the limit slider 52 along the axial direction of the first positioning shaft part 31; The spring 60 is installed in the adapter 20 and distributed on the inner end of the stopper 50, and the two ends of the push spring 60 respectively abut against the inner end surface of the stopper 50 and the adapter 20 for driving the first The second gear set 51 leans against the first gear set 32 to mesh with the first gear set 32 .

Based on the above structural settings, the angle adjustment structure of this embodiment uses the first positioning member 30 and the second positioning member 40 to position and install the adapter 20 on the connecting seat 10, which is the connection between the adapter 20 and the connecting seat 10. The hinged connection provides a stable axis of rotation to ensure that the axis of rotation of the adapter 20 will not deviate; at the same time, the push spring 60 and the stopper 50 are used to cooperate with the first positioning shaft part 31 to make the first gear set 32 and The second gear set 51 always maintains a meshing relationship, and the angle adjustment and fixation between the adapter 20 and the connecting seat 10 are realized by utilizing the meshing force between the first gear set 32 and the second gear set 51 . The specific working principle is: use the limit slide block 52 on the side of the stopper 50 to cooperate with the limit chute b in the adapter 20 to limit the movement of the stopper 50 in the adapter 20 to prevent the stopper from moving. The moving part 50 makes a revolving movement in the adapter 20, and the stopper 50 can only move along the direction of the limit slide groove b (that is, along the axial direction of the first positioning shaft part 31) in the adapter 20 Make a linear movement, then under the elastic force of the push spring 60, the stopper 50 can only move closer to the first positioning shaft part 31, so that the first gear set 32 and the second gear set 51 are meshed; and when the angle needs to be adjusted, It is only necessary to make relative rotation between the connecting base 10 and the adapter 20, and the helical teeth between the first gear set 32 and the second gear set 51 will slide relative to each other, and the stopper 50 can only move linearly along the axis In the case of , the first positioning shaft part 31 will push away the positioning member, so that the adjustment of the angle between the adapter 20 and the connecting seat 10 can be realized, and at the same time, under the elastic force of the push spring 60, the first gear set 32 and the The second gear set 51 will re-engage, so as to realize the fixation of the angle between the adapter 20 and the connecting seat 10, so that the first gear set 32 and the second gear set 51 are continuously misaligned, engaged, misaligned, and again During the snapping process, the angle adjustment and fixation between the adapter piece 20 and the connection base 10 are realized.

Compared with the method of relying on the friction force of the locking screw to achieve fixation, the adjustment structure of this embodiment does not require too much hand-tightening force, which is especially convenient for women with small strength, and under the action of the spring force, the first gear The occlusal force will always be maintained between the gear set 32 and the second gear set 51, and they will always be fixed at the desired position, so sudden dumping will not occur, effectively avoiding and eliminating potential safety hazards during use.

Further, as a preferred solution, as shown in FIGS. 2-5 , the angle adjustment structure of this embodiment further includes a locking member 70, and a locking member 70 is provided on the stopper 50 along the axis line of the first positioning shaft portion 31. The internal threaded hole c, the connecting seat 10 and the first positioning member 30 are provided with through holes aligned with the internal threaded hole c, the outer peripheral side of the locking member 70 is provided with external threads, and the locking member 70 passes through the connecting seat in turn 10 and the through hole on the first positioning member 30 are then threadedly connected with the internal threaded hole c on the stopper 50 . Utilizing the threaded connection between the locking member 70 and the internally threaded hole c in the first positioning shaft portion 31, the distance between the locking member 70 and the outer end of the locking member 70 can be actively adjusted to limit the stopper 50 range of motion, when the locking member 70 is locked, that is, the distance between the locking member 70 and the outer end of the locking member 70 is the smallest, at this time the first gear set 32 and the second gear set 51 are fixedly engaged , the stopper 50 will not be able to move, that is, the connection between the adapter 20 and the connecting seat 10 cannot be rotated. In specific use, such as when shooting, the angle can be fixed to prevent sudden external force from changing the adapter 20 and the connecting seat. The angle between 10 changes, which is convenient for users to use.

Further, as a preferred solution, as shown in FIGS. 1-6 , the angle adjustment structure of this embodiment also includes a rod 81 and a fastening bolt 82 , and the other end of the adapter 20 is provided with a rod 81 for assembling. The socket d, the adapter 20 and the peripheral side of the socket d are provided with a threaded hole e, the fastening bolt 82 is threaded in the threaded hole e and the inner end of the fastening bolt 82 is against the support rod 81 To fix the pole 81 in the socket d. Thereby, it is convenient to fix the angle adjustment structure on a certain support through the support rod 81, so as to realize the connection between the angle adjustment structure and the support structure.

In order to improve the fastness of the connection between the pole 81 and the adapter 20, as shown in Fig. In the insertion hole d, the inner end of the fastening bolt 82 abuts against the limiting ring groove 811 . Due to the abutting relationship between the limit ring groove 811 and the inner end of the fastening bolt 82, even if the fastening bolt 82 is less loose, the support rod 81 can still be limited and fixed in the socket d, so that The angle adjustment structure can still be fixed on the pole 81, which improves the safety of the device.

Based on the above-mentioned angle adjustment structure, the embodiment of the present invention also provides a photographic supplementary light that can easily adjust the angle, as shown in Figures 1-8, it includes a supplementary light 90 and is detachably connected to the supplementary light 90 The angle adjustment structure adopts the above-mentioned angle adjustment structure; the supplementary light 90 is installed on the connection base 10 . In specific applications, through the combination of the supplementary light 90 and the angle adjustment structure, the supplementary light 90 is fixed on the connecting seat 10, so that the ordinary supplementary light 90 can directly have the angle adjustment function, and it can be very convenient and easy. Adjusting the fill light angle of the fill light 90 is especially convenient for women with little strength. The user can easily turn the fill light so that the fill light 90 and the connecting seat 10 are rotated relative to the adapter 20, which can be very convenient. It is convenient to adjust the angle of the supplementary light 90; and under the action of the push spring 60, the occlusal force will always be maintained between the first gear set 32 and the second gear set 51, and they will always be fixed at the desired position, so there will be no Occurrence of sudden dumping effectively avoids and eliminates the potential safety hazard when using the supplementary light 90 .

Further, as a preferred solution, with reference to Fig. 1 and Fig. 2, a circuit control board 11 is arranged in the connection seat 10 of this embodiment, and a switch button 12 electrically connected to the circuit control board 11 is provided on the connection seat 10, and the supplementary light 90 is electrically connected with the circuit control board 11. By concentrating components such as the circuit control board 11 switch buttons 12 in the connecting seat 10, the structural layout in the supplementary light 90 can be made more reasonable, and the installation and maintenance of various components in the supplementary light 90 can be facilitated.

Further, as a preferred solution, referring to FIG. 1 and FIG. 2 , one or more charging interfaces 13 are also provided on the connection base 10 of this embodiment, and an energy storage battery (not shown in the figure) is arranged in the connection base 10 . The charging interface 13 and the energy storage battery are electrically connected to the circuit control board 11 respectively. Through the setting of the charging interface 13 and the energy storage battery, it is more convenient for users to use,

Further, as a preferred solution, referring to Fig. 7 and Fig. 8, the supplementary light 90 of this embodiment is an annular supplementary light, and the connecting base 10 is provided with an arc-shaped groove 14 matching the structure of the annular supplementary light. The supplementary light is positioned and installed on the arc groove 14 . Thus, the arc groove 14 can be used to cooperate with the annular supplementary light to improve the structural firmness between the annular supplementary light and the connecting seat 10, and at the same time facilitate the installation and fixing of the annular supplementary light.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the description of the present invention and the contents of the accompanying drawings, or directly or indirectly used in other related All technical fields are equally included in the scope of patent protection of the present invention.

Claims (8)

1. An angle adjustment structure, characterized in that it includes a connecting seat, an adapter, a first positioning piece, a second positioning piece, a stopper and a thrust spring; There is a missing slot on the connecting seat, and one end of the adapter is installed in the missing slot; The first locating piece and the second locating piece are respectively fixedly installed on both sides of the vacancy groove; the first locating piece extends into the vacancy groove with a first positioning shaft portion, and the second locating piece extends toward the vacancy groove. A second positioning shaft part coaxially distributed with the first positioning shaft part is extended in the vacancy groove, and the first positioning shaft part and the second positioning shaft part are respectively inserted into the adapter; the adapter There are shaft holes socketed with the first positioning shaft part and the second positioning shaft part respectively, and the adapter is hinged at the vacancy slot through the first positioning shaft part and the second positioning shaft part; The stopper is installed in the adapter and coaxially distributed on the inner side of the first positioning shaft part, and the inner end surface of the first positioning shaft part and the outer end surface of the stopper are respectively provided with first A gear set and a second gear set, the first gear set and the second gear set are composed of several helical teeth evenly distributed around the axis line of the first positioning shaft; the peripheral side of the stopper is set One or more limit sliders, in the adapter and located on the peripheral side of the adapter, there is a limit chute matched with the limit slider along the axial direction of the first positioning shaft; The resisting spring is installed in the adapter and distributed on the inner end of the stopper, and the two ends of the resisting spring abut against the inner end surface of the stopper and the adapter respectively for driving the first The second gear set abuts against the first gear set to mesh with the first gear set. 2. An angle adjustment structure according to claim 1, characterized in that it also includes a locking member, and an internal thread hole is opened on the stopper along the axis of the first positioning shaft portion, The connecting seat and the first positioning member are provided with through holes aligned with the internal thread holes, and the outer peripheral side of the locking member is provided with external threads, and the locking member passes through the connecting seat and the first positioning member in turn. After the through hole on the piece, it is threadedly connected with the internal threaded hole on the stopper. 3. An angle adjustment structure as claimed in claim 1, characterized in that it also includes a rod and a fastening bolt, the other end of the adapter is provided with a socket for assembling the rod, the A threaded hole is provided on the adapter and on the peripheral side of the socket, the fastening bolt is screwed into the threaded hole and the inner end of the fastening bolt is against the pole to fix the pole in the socket . 4. An angle adjustment structure as claimed in claim 3, characterized in that, the front section of the pole is provided with a limiting ring groove, and the limiting ring groove is distributed in the socket, and the inner part of the fastening bolt end against the stop ring groove. 5. A photographic supplementary light for convenient angle adjustment, characterized in that it comprises a supplementary light and an angle adjustment structure detachably connected to the supplementary light, and the angle adjustment structure is adopted as in claims 1-4 An angle adjustment structure according to any item; the supplementary light is installed on the connection base. 6. A photographic supplementary light with convenient angle adjustment as claimed in claim 5, characterized in that, a circuit control board is arranged in the connection seat, and a switch electrically connected to the circuit control board is provided on the connection seat button, and the supplementary light is electrically connected to the circuit control board. 7. A photographic supplementary light with convenient angle adjustment as claimed in claim 6, characterized in that, one or more charging ports are also provided on the connecting seat, and an energy storage battery is arranged in the connecting seat, The charging interface and the energy storage battery are respectively electrically connected to the circuit control board. 8. A photographic supplementary light for convenient angle adjustment as claimed in claim 5, wherein the supplementary light is an annular supplementary light, and the connecting base is provided with a ring corresponding to the structure of the annular supplementary light. The matching arc groove, the ring fill light is positioned and installed on the arc groove.