阅读说明：本技术 一种口腔照片拍摄装置及其使用方法 (Oral cavity photo shooting device and using method thereof ) 是由 苏剑 于 2021-09-15 设计创作，主要内容包括：本发明公开了一种口腔照片拍摄装置及其使用方法,拍摄装置包含开口器、连接件、活动壳体、拍摄夹具,连接件的前端面具有凹型槽,开口器可拆卸的连接于连接件的前端面,活动壳体铰接于连接件的后端面,拍摄夹具连接于活动壳体的底部,连接件、活动壳体上开设有匹配开口器的拍摄口；方法包含以下步骤：将夹持器通过螺栓连接在固定板上,将拍摄器安装在夹持器中,调整拍摄器的位置使得镜头对准拍摄口；将开口器安装在连接件上,通过开口器上凸台和连接件中凹坑进行固位；从两边向中间挤压连接件将开口器放入口中,释放连接件,开口器撑开；开启拍摄器对口腔内部进行拍摄并获取口腔照片。(The invention discloses an oral photo shooting device and a using method thereof, wherein the shooting device comprises a mouth gag, a connecting piece, a movable shell and a shooting clamp, wherein the front end surface of the connecting piece is provided with a concave groove; the method comprises the following steps: connecting the holder on the fixing plate through a bolt, mounting the shooting device in the holder, and adjusting the position of the shooting device to enable the lens to be aligned with the shooting opening; mounting the mouth gag on the connecting piece, and fixing the mouth gag through a lug boss on the mouth gag and a concave pit in the connecting piece; squeezing the connecting piece from two sides to the middle to put the mouth gag into the mouth, releasing the connecting piece and opening the mouth gag; and starting the shooting device to shoot the inside of the oral cavity and acquiring an oral cavity picture.)

1. The utility model provides a device is shot to oral cavity photo, its characterized in that contains mouth gag, connecting piece, activity casing, shoots anchor clamps, the preceding terminal surface of connecting piece has concave groove, mouth gag detachable connect in the preceding terminal surface of connecting piece, activity casing articulate in the rear end face of connecting piece, shoot anchor clamps connect in the bottom of activity casing, the connecting piece the last matching of having seted up of activity casing the mouth of shooing of mouth gag.

2. The oral photo taking device of claim 1, wherein the means for connecting the mouth gag to the connecting element includes, but is not limited to, a hinge type, a suction type, a snap type.

3. The oral cavity photo shooting device as claimed in claim 2, wherein the concave groove of the connecting piece is symmetrically provided with mounting pieces for mounting the mouth gag, the mounting pieces are provided with communicated mounting holes and unlocking holes, the mounting pieces are provided with connecting shafts for connecting the connecting piece, the connecting shafts are provided with position fixing holes communicated with the mounting holes, and two ends of the mouth gag are inserted from the mounting holes.

4. The oral photo taking device as claimed in claim 3, wherein the mouth gag comprises a retainer, a lip stopper and a chin support connected in sequence, and both ends of the retainer are connected to the mounting holes in a matching manner.

5. The oral photo taking device of any one of claims 1-4, wherein the photographing fixture comprises a movable plate movably connected to a side of the movable housing facing the mouth gag, a fixed plate fixedly connected to a bottom of the movable plate, and a holder detachably connected to a side of the fixed plate facing away from the mouth gag.

6. The oral cavity photo shooting device of claim 5, wherein the movable housing is internally provided with two parallel slide rails and a slide block matching with the slide rails, the movable plate is provided with an operating rod penetrating through the movable housing and then connected with the slide block, the other end of the operating rod is connected with a button, the operating rod is sleeved with a spring, and the movable housing is provided with a movable opening for the operating rod to move, including but not limited to manual, electric or pneumatic.

7. The oral photo taking device of claim 6, wherein the movable housing is provided with a limiting groove, the movable plate is provided with a limiting block matching with the limiting groove, and the moving mode includes but is not limited to sliding, rolling or gear type.

8. The oral photo taking device of claim 6 or 7, wherein the fixing plate is provided with a connecting hole, and the holder is connected to the connecting hole of the fixing plate by a bolt.

9. A method of using an oral photographic device, comprising the steps of:

step A1: connecting the holder on the fixing plate through a bolt, mounting the shooting device in the holder, and adjusting the position of the shooting device to enable the lens to be aligned with the shooting opening;

step A2: mounting the mouth gag on the connecting piece, and fixing the mouth gag through a lug boss on the mouth gag and a concave pit in the connecting piece;

step A3: squeezing the connecting piece from two sides to the middle to put the mouth gag into the mouth, releasing the connecting piece and opening the mouth gag;

step A4: and starting the shooting device to shoot the inside of the oral cavity and acquiring an oral cavity picture.

10. The method of claim 8, wherein the camera assembly is a mobile phone or tablet or a camera device;

the specific steps of adjusting the position of the shooting component in the step a1 to make the lens align with the shooting port are as follows:

step B1: pressing the button, the operating rod drives the sliding block to move inwards, and the sliding block is separated from the sliding rail;

step B2: the left and right adjusting movable plates drive the fixed plate and the clamp holder to move;

step B3: the button is loosened, the operating rod is driven to move outwards through the button, the operating rod drives the sliding block to move outwards, and the sliding block is connected and fixed with the sliding rail.

Technical Field

The invention relates to the field of oral photographing devices, in particular to an oral photo photographing device and a using method thereof.

Background

The oral cavity doctor needs to gather patient's oral cavity photo regularly for follow-up treatment, and the patient needs to consume a large amount of time if all arrive the hospital at every turn, and it is so developed today in the internet as long as can let the patient gather qualified oral cavity data, for example the photo at home, the rethread network passes to the doctor and checks can, it is difficult that the patient oneself will go to study how to take a set of qualified photo, if have a professional equipment can help the patient to only need simple operation can gather qualified photo, that will be of great significance.

Disclosure of Invention

The technical problem to be solved by the invention is that a mechanical structure is innovative, the invention provides an oral cavity photo shooting device, and the invention also provides a using method of the oral cavity photo shooting device, the arranged mouth gag can effectively support the oral cavity, so that shooting and checking are convenient, the mounting holes arranged on the fixing plate can facilitate the mounting of the clamp holders, meanwhile, the clamp holders with different widths can be mounted at the later stage, and the additionally arranged clamp holders can effectively clamp the camera, so that the convenience of integral use is improved; the camera of the shooting assembly can shoot the interior of the oral cavity through the connecting piece and the shooting port arranged on the movable shell, and meanwhile, the shooting visual field can be increased under the action of the mouth gag, so that the effect of shooting is prevented from being influenced by lips; the fixed plate is connected with the fly leaf, the activity casing is connected with the connecting piece, can adjust to the position of different shooting device cameras when shooing, can let the shooting device camera align the mouth of making a video recording, has improved the accuracy of shooing for solve the defect that prior art leads to.

In order to solve the technical problems, the invention provides the following technical scheme:

the utility model provides a device is shot to oral cavity photo, wherein, contains mouth gag, connecting piece, activity casing, shoots anchor clamps, the preceding terminal surface of connecting piece has concave groove, mouth gag detachable connect in the preceding terminal surface of connecting piece, activity casing articulate in the rear end face of connecting piece, shoot anchor clamps connect in the bottom of activity casing, the connecting piece the last matching of having seted up of activity casing the mouth of shooting of mouth gag, through shoot centre gripping shooting ware and adjusting position that anchor clamps can be convenient, the camera of shooting ware is 100mm to the distance of tooth, add it can make field of vision and definition optimum to shoot the mouth, the mouth gag with the function of direction navigation, fixed position, unblock position is realized in the connecting piece cooperation.

In the above oral photo shooting device, the manner of connecting the mouth gag to the connecting part includes, but is not limited to, a hinge type, an adsorption type, and a snap type.

The oral cavity photo shooting device is characterized in that the concave groove of the connecting piece is symmetrically provided with mounting pieces for mounting the mouth gag, the mounting pieces are provided with mounting holes and unlocking holes which are communicated, the mounting pieces are provided with connecting shafts for connecting the connecting piece, the connecting shafts are provided with position fixing holes communicated with the mounting holes, and the two ends of the mouth gag are inserted into the mounting holes.

The mouth gag comprises a fixing piece, a lip blocking piece and a cheek supporting piece which are sequentially connected, wherein two ends of the fixing piece are connected to the mounting hole in a matching manner, and the mouth gag can conveniently support the lips of the oral cavity to prevent the lips from influencing the visual field of shooting;

after the camera of the shooting device is adjusted, the connecting piece is connected with the mouth gag, the rotatable range of the mouth gag is +/-30 degrees, so that the shooting of the upper dentofacial surface and the lower dentofacial surface can be supported, and the mouth gag has three obvious gears: the middle part, the uppermost part and the lowermost part are used for ensuring the operation of a patient to be clear, the connecting pieces are convenient to connect and fix positions through hinge design, the included angle of the bottom planes of the left lip and the right lip of the mouth gag is 120 plus 170 degrees, the included angle after the mouth gag is assembled is 140 plus 160 degrees, the distance between the central points of the two connecting pieces and the distance between the central points of the two bolts of the mouth gag body have the difference of 95-98 percent, the mouth gag can present an arc included angle after being positioned, the range of the arc included angle is 120-170 degrees, and the mouth gag accords with ergonomics.

The oral cavity photo shooting device comprises a movable plate, a fixed plate and a clamping device, wherein the movable plate is movably connected to one side of the mouth gag facing the movable shell, the fixed plate is fixedly connected to the bottom of the movable plate, and the clamping device is detachably connected to one side of the mouth gag facing the fixed plate.

Foretell device is shot to oral cavity photo, wherein, movable housing internally mounted has two slide rails of parallel arrangement and matches the slider of slide rail, install on the fly leaf and run through behind the movable housing with the action bars that the slider is connected, the other end of action bars is connected with the button, the cover is equipped with the spring on the action bars, the confession has been seted up on the movable housing the expansion mouth that the action bars removed contains but not limited to manual, electronic or pneumatics when the fly leaf is controlled and is adjusted, press the button, remove about, the position of fly leaf adjustment camera, when the position adjustment is good the back pine the button under the effect of spring the action bars drives the slider playback.

In the oral photo shooting device, the movable housing is provided with a limiting groove, the movable plate is provided with a limiting block matched with the limiting groove, and the moving mode includes but is not limited to sliding, rolling or gear type;

the sliding rail is provided with a sawtooth block, the sliding block is provided with a sawtooth groove matched with the sawtooth block, limiting blocks are arranged at two ends of the sliding rail, the sliding block after returning is fixed on the sliding rail through the sawtooth groove and is limited and fixed on the sawtooth block, the limiting blocks are fixedly connected with the movable shell, the length of the track of the sliding rail is 60-75mm, and the sliding block is prevented from moving out of the limiting range of the sliding rail.

The oral cavity photo shooting device is characterized in that the fixing plate is provided with a connecting hole, and the holder is connected to the connecting hole of the fixing plate through a bolt.

The camera is preferably a mobile phone, and can also use camera and other shooting equipment, the holder is a mobile phone chuck, a mounting hole is formed in the fixing plate, the mobile phone chuck is connected to the mounting hole in the fixing plate through a bolt, the size of the mobile phone supported by the mobile phone chuck is 4.5-6.7 inches, the mobile phone chuck is replaced by other chucks, and can support wider mobile phone models, mobile phones with different widths can be clamped through the mobile phone chuck, the convenience of the whole use of the device is improved, meanwhile, the mobile phone can be conveniently adjusted left and right through the matching of the movable plate and the movable shell, the mobile phone camera can conveniently shoot at the shooting port, and the supported mobile phone camera types are as follows: when other shooting assemblies are used, the mobile phone chuck is detached, then fixing pieces of different shooting assemblies are installed, and the fixing pieces are connected to the fixing plate through bolts or through bonding materials such as double faced adhesive tapes.

In a second aspect, a method for using an oral photo taking device comprises the following steps:

step A1: connecting the holder on the fixing plate through a bolt, mounting the shooting device in the holder, and adjusting the position of the shooting device to enable the lens to be aligned with the shooting opening;

step A2: mounting the mouth gag on the connecting piece, and fixing the mouth gag through a lug boss on the mouth gag and a concave pit in the connecting piece;

step A3: squeezing the connecting piece from two sides to the middle to put the mouth gag into the mouth, releasing the connecting piece and opening the mouth gag;

step A4: and starting the shooting device to shoot the inside of the oral cavity and acquiring an oral cavity picture.

The use method of the oral photo shooting device is characterized in that the shooting component is a mobile phone or a tablet or a device with a camera;

the specific steps of adjusting the position of the shooting component in the step a1 to make the lens align with the shooting port are as follows:

step B1: pressing the button, the operating rod drives the sliding block to move inwards, and the sliding block is separated from the sliding rail;

step B2: the left and right adjusting movable plates drive the fixed plate and the clamp holder to move;

step B3: the button is loosened, the operating rod is driven to move outwards through the button, the operating rod drives the sliding block to move outwards, the sliding block is fixedly connected with the sliding rail, and the distance range of the sliding block which can be adjusted from left to right is 60-75 mm.

The technical scheme provided by the oral photo shooting device and the using method thereof according to the invention has the following technical effects:

the mouth gag can effectively support the oral cavity, so that shooting and checking are convenient, the mounting holes in the fixing plate can facilitate mounting of the clamp holders, meanwhile, clamp holders with different widths can be mounted in the later period, and the added clamp holders can effectively clamp the shooting device, so that the convenience of the whole use is improved;

the camera of the shooting assembly can shoot the interior of the oral cavity through the connecting piece and the shooting port arranged on the movable shell, and meanwhile, the shooting visual field can be increased under the action of the mouth gag, so that the effect of shooting is prevented from being influenced by lips;

the fixed plate is connected with the fly leaf, the activity casing is connected with the connecting piece, can adjust to the position of different shooting ware cameras when shooing, can let the shooting ware camera aim at the mouth of making a video recording, has improved the accuracy of shooing.

Drawings

FIG. 1 is a schematic structural diagram of an oral photo taking apparatus according to the present invention;

FIG. 2 is a schematic side view of an oral photo taking apparatus according to the present invention;

FIG. 3 is a schematic structural view of a photographing fixture of the oral photo photographing apparatus according to the present invention;

FIG. 4 is a schematic structural view of a mounting member of an oral photo taking apparatus according to the present invention;

FIG. 5 is a flow chart of a method of using an oral photo taking apparatus according to the present invention.

Wherein the reference numbers are as follows:

the mouth gag 100, the connecting piece 200, the movable housing 300, the shooting clamp 400, the shooting opening 500, the fixing piece 101, the lip block 102, the cheek support piece 103, the mounting piece 201, the mounting hole 202, the unlocking hole 203, the connecting shaft 204, the fixing hole 205, the movable plate 401, the fixed plate 402, the clamp 403, the button 404, the sliding rail 405, the slider 406, the operating rod 407, the movable opening 408, the limiting groove 409, the limiting block 410, the sawtooth block 411 and the limiting block 412.

Detailed Description

In order to make the technical means, the inventive features, the objectives and the effects of the invention easily understood and appreciated, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the specific drawings, and it is obvious that the described embodiments are a part of the embodiments of the present invention, but not all of the embodiments.

All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

It should be understood that the structures, ratios, sizes, and the like shown in the drawings and described in the specification are only used for matching with the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions under which the present invention can be implemented, so that the present invention has no technical significance, and any structural modification, ratio relationship change, or size adjustment should still fall within the scope of the present invention without affecting the efficacy and the achievable purpose of the present invention.

In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.

The invention provides an oral photo shooting device, and a second embodiment of the invention is a using method of the oral photo shooting device, aiming at effectively supporting an oral cavity by a mouth gag and facilitating shooting and checking, wherein a mounting hole formed in a fixing plate can facilitate mounting of a holder, and simultaneously holders with different widths can be mounted at the later stage; the camera of the shooting assembly can shoot the interior of the oral cavity through the connecting piece and the shooting port arranged on the movable shell, and meanwhile, the shooting visual field can be increased under the action of the mouth gag, so that the effect of shooting is prevented from being influenced by lips; the fixed plate is connected with the fly leaf, the activity casing is connected with the connecting piece, can adjust to the position of different shooting ware cameras when shooing, can let the shooting ware camera aim at the mouth of making a video recording, has improved the accuracy of shooing.

As shown in fig. 1-3, in a first aspect, a first embodiment, an oral cavity photo shooting device, wherein, include mouth gag 100, connecting piece 200, movable housing 300, shoot anchor clamps 400, the preceding terminal surface of connecting piece 200 has a concave groove, mouth gag 100 is detachably connected in the preceding terminal surface of connecting piece 200, movable housing 300 articulates in the rear end surface of connecting piece 200, shoot anchor clamps 400 and connect in the bottom of movable housing 300, connecting piece 200, the shooting mouth 500 that matches mouth gag 100 has been seted up on the movable housing 300, through shooting the convenient centre gripping shooting ware of anchor clamps 400 and adjusting position, the camera of shooting ware is 100mm to the distance of tooth, the shooting mouth 500 of addding can make field of vision and definition optimum.

In the above oral photography device, the manner of connecting the mouth gag 100 to the connecting part 200 includes, but is not limited to, hinge type, suction type, and snap type.

As shown in fig. 4, in the above oral cavity photo shooting device, the mounting pieces 201 for mounting the mouth gag 100 are symmetrically arranged at the concave grooves of the connecting piece 200, the mounting pieces 201 are provided with the mounting holes 202 and the unlocking holes 203 which are communicated, the mounting pieces 201 are provided with the connecting shafts 204 for connecting the connecting piece 200, the connecting pieces 200 are provided with the fixing shafts matched with the connecting shafts 204, the connecting shafts 204 are provided with the position fixing holes 205 communicated with the mounting holes 202, two ends of the mouth gag 100 are inserted from the mounting holes 202 and partially protrude out of the unlocking holes 203, and meanwhile, the fixing is performed by the position fixing holes 205, when the mouth gag 100 needs to be detached, only two ends of the mouth gag 100 need to be manually opened at the unlocking holes 203 to be separated from the mounting pieces 201.

The mouth gag 100 comprises a retention part 101, a lip stop part 102 and a chin support part 103 which are sequentially connected, wherein two ends of the retention part 101 are connected with the mounting hole in a matching manner, so that the mouth gag 100 can conveniently support the mouth lips to prevent the lips from influencing the visual field of shooting;

after the camera of the shooting device is adjusted, the connecting piece 200 is connected with the mouth gag 100, the rotatable range of the mouth gag 100 is +/-30 degrees, so that the shooting of the upper dentofacial surface and the lower dentofacial surface can be supported, and the mouth gag 100 has three obvious gears: the middle, the top and the bottom allow the operation of the patient to be clear, the connecting pieces 200 are convenient for connecting and fixing the positions through the hinge design, the included angle of the bottom planes of the left lip and the right lip of the mouth gag 100 is 120 plus 170 degrees, the included angle after the device is 140 plus 160 degrees, the distance between the central points of the two connecting pieces 200 and the distance between the central points of the two pins of the mouth gag 100 body have the difference of 95-98 percent, the mouth gag 100 can present the arc included angle after being positioned, the range of the arc included angle is 120-170 degrees, and the mouth gag accords with the ergonomics.

As shown in fig. 3, the photographing apparatus for photographs of oral cavity comprises a movable plate 401, a fixed plate 402, and a holder 403, wherein the movable plate 401 is movably connected to a side of the movable housing 300 facing the mouth gag 100, the fixed plate 402 is fixedly connected to a bottom of the movable plate 401, and the holder 403 is detachably connected to a side of the fixed plate 402 facing away from the mouth gag 100.

The oral cavity photo shooting device comprises a movable shell 300, two parallel slide rails 405 and a slide block 406 matched with the slide rails 405 are mounted inside the movable shell 300, an operating rod 407 penetrating through the movable shell 300 and connected with the slide block 406 is mounted on the movable shell 401, the other end of the operating rod 407 is connected with a button 404, a spring is sleeved on the operating rod 407, a movable opening 408 for the operating rod 407 to move is formed in the movable shell 300, and the movable opening includes, but is not limited to, manual operation, electric operation or pneumatic operation, when the movable shell 401 is adjusted left and right, the button 404 is pressed down, the movable shell 401 is moved left and right to adjust the position of a camera, when the position is adjusted, the button 404 is released, and the operating rod 407 drives the slide block 406 to return to the original position under the action of the spring.

In the oral photo shooting device, the movable housing 300 is provided with the limiting groove 409, the movable plate 401 is provided with the limiting block 410 matching with the limiting groove 409, and the moving mode includes but is not limited to sliding, rolling or gear type;

the sliding rail 405 is provided with a sawtooth block 411, the sliding block 406 is provided with a sawtooth groove matched with the sawtooth block 411, the two ends of the sliding rail 405 are provided with limiting blocks 412, the repositioned sliding block 406 is fixed on the sawtooth block 411 on the sliding rail 405 through the sawtooth groove for limiting and fixing, the limiting blocks 412 are fixedly connected with the movable shell 300, the length of the track of the sliding rail 405 is 60-75mm, and the sliding block 406 is prevented from moving out of the limiting range of the sliding rail 405.

In the above oral photo taking apparatus, the fixing plate 402 is provided with a connecting hole, and the holder 403 is connected to the connecting hole of the fixing plate 402 by a bolt.

The preferred cell-phone of taking picture ware, also can use shooting equipment such as camera, holder 403 is the cell-phone chuck, the mounting hole has been seted up on the fixed plate 402, the cell-phone chuck passes through bolted connection on the mounting hole of fixed plate 402, the cell-phone size that the cell-phone chuck supported is 4.5-6.7 inches, it can support more extensive cell-phone model for other chucks to change the cell-phone chuck, can carry out the centre gripping to the cell-phone of different width through the cell-phone chuck, the convenience of the whole use of device has been improved, simultaneously can make things convenient for the cell-phone to control the adjustment through the cooperation of fly leaf 401 and activity casing 300, make things convenient for the cell-phone camera to shoot mouthful 500, the cell-phone camera type of support: all camera types on the existing market such as 1 row of standing on a left side, 2 rows of standing on a left side, go up 1 row of going up, in standing 1 row, in 2 rows of standing, when using other shooting subassemblies, dismantle the cell-phone chuck, later install the mounting of different shooting subassemblies, the mounting passes through the bolt or passes through bonding material such as double faced adhesive tape and connects on fixed plate 402.

As shown in fig. 5, a second aspect, a second embodiment, a method for using an oral photo taking apparatus, comprising the steps of:

step A1: the holder 403 is bolted to the fixing plate 402, the camera is mounted in the holder 403, and the position of the camera is adjusted so that the lens is aligned with the shooting port 500;

step A2: installing the mouth gag 100 on the connecting piece 200, and fixing the mouth gag 100 through a boss on the mouth gag 100 and a pit in the connecting piece 200;

step A3: the mouth gag 100 is put into the mouth by pressing the connecting piece 200 from both sides to the middle, the connecting piece 200 is released, and the mouth gag 100 is spread;

step A4: and starting the shooting device to shoot the inside of the oral cavity and acquiring an oral cavity picture.

The use method of the oral photo shooting device is characterized in that the shooting component is a mobile phone or a tablet or a device with a camera;

the specific steps of adjusting the position of the shooting component in step a1 to make the lens align with the shooting port 500 are as follows:

step B1: when the button 404 is pressed, the operating rod 407 drives the slide block 406 to move inwards, and the slide block 406 is separated from the slide rail 405;

step B2: the left and right movable adjusting plate 401 drives the fixed plate 402 and the clamper 403 to move;

step B3: the button 404 is loosened, the operating rod 407 is driven to move outwards through the button 404, the operating rod 407 drives the sliding block 406 to move outwards, the sliding block 406 is fixedly connected with the sliding rail 405, and the distance range is adjustable from left to right and is 60-75 mm.

In conclusion, according to the oral cavity photo shooting device and the use method thereof, the arranged mouth gag can effectively support the oral cavity, so that shooting and checking are convenient, the clamp holders can be conveniently installed through the installation holes formed in the fixing plate, meanwhile, the clamp holders with different widths can be installed at the later stage, and the additionally arranged clamp holders can effectively clamp the shooting device, so that the convenience of integral use is improved; the camera of the shooting assembly can shoot the interior of the oral cavity through the connecting piece and the shooting port arranged on the movable shell, and meanwhile, the shooting visual field can be increased under the action of the mouth gag, so that the effect of shooting is prevented from being influenced by lips; the fixed plate is connected with the fly leaf, the activity casing is connected with the connecting piece, can adjust to the position of different shooting ware cameras when shooing, can let the shooting ware camera aim at the mouth of making a video recording, has improved the accuracy of shooing.

Specific embodiments of the invention have been described above. It is to be understood that the invention is not limited to the particular embodiments described above, in that devices and structures not described in detail are understood to be implemented in a manner common in the art; various changes or modifications may be made by one skilled in the art within the scope of the claims without departing from the spirit of the invention, and without affecting the spirit of the invention.