CN203519999U

CN203519999U - Camera stabilization support

Info

Publication number: CN203519999U
Application number: CN201320738999.0U
Authority: CN
Inventors: 陈庆元
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-11-20
Filing date: 2013-11-20
Publication date: 2014-04-02
Anticipated expiration: 2023-11-20

Abstract

The utility model discloses a camera stabilization support, which comprises a support main body (2) and a camera installer (1) connected onto the top part of the support main body (2). The camera installer (1) comprises a base (3), an installation plate (4) and a bottom plate (5), the installation plate (4) is arranged in a sliding mode on the top surface (31) of the base (3) and the bottom plate (5) is arranged in a sliding mode on the bottom surface (32) of the base (3); a side part (33) of the base (3) is provided with a positioning mechanism (6) for positioning the installation plate (4), and the other side part (34) is provided with a driving mechanism (7) connected in a transmission mode with the bottom plate (5) to drive the bottom plate (5) to slide; and a first guide mechanism (8) is arranged between the base (3) and the bottom plate (5), lateral deviation of the bottom plate when the bottom plate slides can be effectively prevented through limitation of the first guide mechanism in the sliding direction of the bottom plate, and adjustment guidance of the camera can be improved.

Description

Camera center rest

Technical field

The utility model belongs to apparatus for making a video recording technical field, particularly, relates to a kind of camera center rest.

Background technology

Along with popularizing of photographic goods, people, in daily life, use video camera and camera in particularly going on a tour more and more.In present stage, people normally adopt hand-held to use photographic goods, and due to the factor of balance and stability, rocking or jitter phenomenon may appear in photographic goods, thus the sharpness of impact video recording and photo.

For this reason, Chinese patent literature CN202735658U discloses the hand-held handle arrangement of a kind of shooting stabilizator gyroscope, include the coupling shaft up and down connecting together, be located at the bearing that horizontally rotates between the upper and lower coupling shaft shaft shoulder, be enclosed within the bearing outside horizontally rotating outside bearing, by support balance staff and the bracket bearing swing being enclosed within outside support balance staff, be connected to the Y type support on bearing outside, and handle, in addition, upper and lower coupling shaft is connected with foot rest balance weight assembly with camera connector respectively.

But, according to Fig. 2 of this patent documentation and 3 and the description of instructions, wherein, bracket bearing is to be installed to the through hole of Y type support from outside, support balance staff is screwed on bearing outside through after this bracket bearing, simultaneously, the arranged outside of bracket bearing has the shaft shoulder on the through hole outer wall that can be adjacent to support, structure although it is so can fix the bracket bearing in through hole more securely, but, when support balance staff occurs to become flexible, bracket bearing is easy to depart from from the through hole of support, thereby causes certain inconvenience to using.

In addition, in practice, the applicant also finds that the camera connector of this patent documentation exists certain defect, be after camera is installed on this camera connector, when regulating the position of camera in required direction, owing to being subject to the impact of camera weight, when camera regulates in required direction, easily in required direction, there is the deviation of side direction, thereby cause the adjusting guidance quality of camera not meet the demand of taking, the quality that impact is taken.

Utility model content

Problem to be solved in the utility model is that existing camera support is when camera regulates in required direction, easily in required direction, there is the deviation of side direction, thereby cause the adjusting guidance quality of camera not meet the demand of taking, affect the technical matters of shooting quality, thereby provide a kind of camera in required direction, to regulate the camera center rest of stable performance.

To achieve these goals, the utility model provides a kind of camera center rest, comprise rack body and the camera erector that is connected to rack body top, camera erector comprises pedestal, be slidably arranged in the installing plate on the end face of pedestal and be slidably arranged in the base plate on the bottom surface of pedestal, a sidepiece of pedestal is provided with the detent mechanism to installing plate location, another sidepiece is provided with base plate and is in transmission connection, with the driving mechanism that drives base plate to slide; Between pedestal and base plate, there is the first guiding mechanism.

On the bottom surface of pedestal, there is the deep gouge extending along base plate glide direction, on the face that base plate coordinates with the bottom surface of pedestal, there is the projection being slidably matched with deep gouge.

Driving mechanism is to run through the U-shaped groove being molded on projection, the first screw rod that is arranged on the nut in this U-shaped groove and coordinates with nut.

The middle part of U-shaped groove is formed with the portion of sinking to, and with the both sides sinking to portion, is formed with shoulder block, and nut is arranged in the portion of sinking to and is spacing by the shoulder block of both sides.

Driving mechanism is to run through the threaded hole being molded on projection and the first screw rod coordinating with this threaded hole.

Deep gouge offers through hole on the sidewall of driving mechanism, and the first screw rod extends through through hole.

The first guiding mechanism is be arranged on guidepost in base bottom surface and be molded on base plate and the gathering sill coordinating with guidepost along the glide direction of base plate; Or for being arranged on the guidepost on base plate and being molded in base bottom surface and the gathering sill coordinating with guidepost.

Described guidepost and gathering sill are respectively two, and are positioned at respectively the both ends of pedestal with matching.

Between pedestal and installing plate, there is the second guiding mechanism.

The second guiding mechanism comprises the slotted eye that stretches out post and be molded on installing plate and extend in the glide direction of installing plate with stretch out post and be slidably matched being arranged in base top surface.

Pedestal, in its short transverse, forms the first hole and second hole of the different pore size size being coaxially set, and larger the first hole, aperture is towards the bottom surface of pedestal, and less the second hole, aperture is towards the end face of pedestal; In the first hole, thread bush is provided with erection column, on the end face of erection column, be provided with counterbore, in this counterbore, be provided with the first spring, stretching out post stretches in counterbore, and can be flexible from the second hole under the effect of the first spring, stretch out on post and be provided with the shaft shoulder, under the effect of the first spring, this shaft shoulder can be kept out on the flange of the first hole and the second junction, hole.

Another sidepiece that driving mechanism is set of pedestal forms along the glide direction of installing plate and extends, and from the oblique stopper of base top surface upwardly extending first; Detent mechanism comprises briquetting and the second screw rod, wherein, the second screw rod, through the second threaded hole of the coaxial cable on briquetting and pedestal, so that briquetting is connected on pedestal, forms the second oblique stopper relative with the first oblique stopper of extending along the glide direction of installing plate on briquetting; The both sides of installing plate form respectively the 3rd oblique stopper coordinating with the first oblique stopper and the second oblique stopper clamping.

Pedestal is provided with and on a sidepiece of detent mechanism, forms the groove extending along the glide direction of installing plate, on briquetting, form the raised line being engaged in groove, the second threaded hole on pedestal is positioned at the middle part of groove, the both sides of the second threaded hole in groove, there is respectively spring eye, in each spring eye, stage clip is installed, the raised line on briquetting is pushed down stage clip.

Rack body comprises the balance weight body of main shaft, handle and main shaft bottom; On main shaft, be set with and horizontally rotate bearing, horizontally rotate bearing bearing outside is installed outward; Handle is connected with main shaft with Y type support by handle connector, wherein, mounting hole on two sides of Y type support has respectively the bracket bearing installed towards the outside from Y type internal stent and from the outside of Y type support towards the support balance staff extending inward, the shaft shoulder of bracket bearing leans on the medial surface of the side of Y type support, and support balance staff tightens on bearing outside through bracket bearing extension; Handle connector is connected with Y type support with handle bearing by the handle balance staff in the mounting hole of Y type support tail end.

Described handle connector comprises the first web member being connected with the tail end of Y type support and the second web member being connected with handle; The first web member has octagon boss, and the thread spindle stretching out from boss middle part, and the second web member has the octagon counterbore coordinating with boss and runs through the 3rd threaded hole that this octagon counterbore passes for thread spindle; On thread spindle, be arranged with the second spring between the first web member and the second web member.

Described balance weight body comprises the round platform part that removably connects with main shaft and a plurality of along the circumferential uniform support member of Rotary-table; Each support member comprises the first support member and the second support member removably connecting.

Technique scheme of the present utility model compared with prior art, has the following advantages:

Camera center rest of the present utility model, it is slidably arranged in the end face of pedestal for placing the installing plate of camera, the base plate being connected with rack body is slidably arranged on the bottom surface of pedestal, a sidepiece of pedestal is provided with the detent mechanism to installing plate location, another sidepiece is provided with base plate and is in transmission connection, with the driving mechanism that drives base plate to slide, and between pedestal and base plate, there is the first guiding mechanism, like this, when base plate slides, by the restriction of the first guiding mechanism in its glide direction, can effectively prevent that base plate from the deviation of side direction occurring when sliding, thereby improve the adjusting guidance quality of camera.

Camera center rest of the present utility model, between its pedestal and installing plate, be further provided with the second guiding mechanism, in like manner, spacing by the second guiding mechanism, can effectively prevent that installing plate from the deviation of side direction occurring when sliding, and further provides the adjusting guidance quality of camera.

Camera center rest of the present utility model, on its main shaft, be set with and horizontally rotate bearing, horizontally rotate that bearing is exterior a bearing outside, bearing outside is provided with Y type support outward, simultaneously, the mounting hole of two sides of Y type support has respectively the bracket bearing installed towards the outside from Y type internal stent and from the outside of Y type support towards the support balance staff extending inward, the shaft shoulder of bracket bearing leans on the medial surface of the side of Y type support, like this, bracket bearing is between bearing outside and the side of Y type support, and when support balance staff occurs to become flexible, bracket bearing can not depart from from the mounting hole of Y type support, the impact normal use not being brought inconvenience.

Accompanying drawing explanation

For the content of utility model is more easily expressly understood, below in conjunction with accompanying drawing, the utility model is described in further detail, wherein,

Fig. 1 represents the Facad structure view of the camera center rest that embodiment of the present utility model provides;

The exploded perspective view of the camera erector of Fig. 2 presentation graphs 1;

The pedestal of camera erector of Fig. 3 presentation graphs 2 and the exploded perspective view of base plate;

The exploded perspective view of the rack body of Fig. 4 presentation graphs 1;

The exploded perspective view of the balance weight body of the rack body of Fig. 5 presentation graphs 1.

Description of reference numerals

1-camera erector, 2-rack body, 3-pedestal, 4-installing plate, 5-base plate, 6-detent mechanism, 7-driving mechanism, 8-the first guiding mechanism, 9-the second guiding mechanism, 21-main shaft, 22-handle, 23-balance weight body, 24-handle connector, 25-Y type support, the end face of 31-pedestal, the bottom surface of 32-pedestal, sidepiece of 33-, another sidepiece of 34-, 35-deep gouge, the oblique stopper of 36-first, the oblique stopper of 37-second, the oblique stopper of 38-the 3rd, 51-projection, 61-briquetting, 62-the second screw rod, 63-the second threaded hole, 64-spring eye, 65-stage clip, 71-U type groove, 72-nut, 73-screw rod, 81-guidepost, 82-gathering sill, 91-stretches out post, 92-the second hole, 93-the first hole, 94-erection column, 95-the first spring, the 96-shaft shoulder, the upper axle of 21a-, 21b-axis, 21c-lower shaft, 211-horizontally rotates bearing, 212-bearing outside, 231-round platform part, 232-support member, 233-the first support member, 234-the second support member, 241-the first web member, 242-the second web member, 243-octagon boss, 245-thread spindle, 246-octagon counterbore, 247-the 3rd threaded hole, 248-the second spring, 251-side, 252-mounting hole, 253-bracket bearing, 254-support balance staff, 256-handle balance staff, 257-handle bearing, 311-groove, 312-raised line, 351-sidewall, 352-through hole, 711-sinks to portion, 712-shoulder block.

Embodiment

Camera center rest the utility model embodiment being provided below in conjunction with accompanying drawing is elaborated.

As illustrated in fig. 1 and 2, the camera center rest that embodiment of the present utility model provides comprises rack body 2 and camera installation portion 1, wherein,

Camera installation portion 1 is connected to the top of rack body 2, camera installation portion 1 comprises pedestal 3, be slidably arranged in the installing plate 4 on the end face 31 of pedestal 3 and be slidably arranged in the base plate 5 on the bottom surface 32 of pedestal 3, installing plate 4 is for placing the photographic goods such as camera, and base plate 5 is for being connected with rack body 2;

A sidepiece 33 of pedestal 3 is provided with the detent mechanism 6 to installing plate 4 location, and another sidepiece 34 is provided with base plate 5 and is in transmission connection, with the driving mechanism 7 that drives base plate 5 to slide; Between pedestal 3 and base plate 5, there is the first guiding mechanism 8.

Like this, when base plate 5 reciprocatingly slides, by the position-limiting action of the first guiding mechanism 8 in its glide direction, can effectively prevent that base plate 5 from the deviation of side direction occurring when sliding, thereby improve the adjusting guidance quality of camera.

As shown in Figure 3, base plate 5 slides and can by a kind of mode of the following stated, be slidably arranged on the bottom surface 32 of pedestal 3, particularly, on the bottom surface 32 of pedestal 3, there is the deep gouge 35 extending along base plate 5 glide directions, this deep gouge 35 should have certain length in the glide direction of base plate 5, and on the face that base plate 5 coordinates with the bottom surface 32 of pedestal, has the projection 51 being slidably matched with deep gouge 35, like this, by coordinating of projection 51 and deep gouge 35, can realize the slip setting of base plate 5.But it will be appreciated that, the utility model is not limited to this setup.

As shown in Figure 3, on the basis of deep gouge 35 and projection 51 cooperations, driving mechanism 7 can have two kinds of structures of the following stated, wherein, a kind of structure is: driving mechanism is to run through the U-shaped groove 71 being molded on projection 51, the first screw rod 73 that is arranged on the nut 72 in this U-shaped groove 71 and coordinates with nut, as shown in Figure 3, the first screw rod 73 should have longer threaded portion, like this, after the first screw rod 73 coordinates with nut 72, by rotating the first screw rod 73, projection 51 will slide in deep gouge 35, thereby realize the slip of base plate 5;

Further, for nut 72 can be firmly arranged in U-shaped groove 71, as shown in Figure 3, the middle part of U-shaped groove 71 is formed with the portion of sinking to 711, with the both sides sinking to portion 711, be formed with shoulder block 712, like this, nut 72 can be arranged in the portion of sinking to 711 and be undertaken spacing by the shoulder block 712 of both sides.

On the basis of deep gouge 35 and projection 51 cooperations, the another kind of structure of driving mechanism 7 is: driving mechanism 7 is for to run through the threaded hole being molded on projection 51 and the first screw rod 73 coordinating with this threaded hole, on projection 51, be directly provided with the threaded hole extending along base plate 5 glide directions, by coordinating of the first screw rod 73 and this threaded hole, thereby realize the slip of base plate 5.

Certainly, in order to make this more compact structure, when projection 51 is coupled in deep gouge 35, described threaded hole on nut 72 or projection 51 also should be positioned at deep gouge 35, now, as shown in Figure 3, deep gouge 35 offers through hole 352, the first screw rods 73 and extends through through hole 352 and coordinate with nut 72 or described threaded hole on the sidewall 351 of driving mechanism 7.

In addition, as shown in Figures 2 and 3, the first guiding mechanism 8 can be for being arranged on guidepost 81 in base bottom surface 32 and being molded on base plate 5 and the gathering sill 82 coordinating with guidepost 81 along the glide direction of base plate 5; Or for being arranged on the guidepost 81 on base plate 5 and being molded in base bottom surface 32 and the gathering sill 82 coordinating with guidepost 81.

As shown in Figures 2 and 3, described guidepost 81 and gathering sill 82 are respectively two, and be positioned at respectively the both ends of pedestal 3 with matching, particularly, on pedestal 3 bottom surfaces, on the both sides of deep gouge 35, respectively form threaded hole, and each guidepost 81 can threaded engagement in threaded hole, like this, guidepost 81 can be engaged in the gathering sill 82 on base plate 5, thereby when base plate 5 slides, base plate 5 is carried out spacing, prevent that it from producing the deviation of side direction when sliding.

Further, in order to improve the adjusting guidance quality of camera erector, as shown in Figures 2 and 3, between pedestal 3 and installing plate 4, there is the second guiding mechanism 9.

Particularly, the second guiding mechanism 9 comprises the slotted eye (not shown) of stretching out post 91 and being molded on installing plate 4 and extending in the glide direction of installing plate 4 with stretch out post 91 and be slidably matched being arranged in base top surface 31.

Further, for installing plate 4 can be slided smoothly on the end face 31 of pedestal 3, be to there is slight gap between the end face 31 of pedestal 3 and the bottom surface of installing plate 4, preferably, as shown in Figures 2 and 3, in the short transverse of pedestal 3, on pedestal 3, form the first hole 93 and second hole 92 of the different pore size size being coaxially set, larger the first hole 93, aperture is towards the bottom surface 32 of pedestal, and less the second hole 92, aperture is towards the end face 31 of pedestal; In the first hole 93, thread bush is provided with erection column 94, on the end face of erection column 94, be provided with counterbore, in this counterbore, be provided with the first spring 95, stretching out post 91 stretches in counterbore, and can be flexible from the second hole 92 under the effect of the first spring 95, stretch out on post 91 and be provided with the shaft shoulder 96, under the effect of the first spring 95, this shaft shoulder 96 can be kept out on the flange of the

first hole

93 and 92 junctions, the second hole.

Like this, after 6 pairs of installing plate 4 releases of detent mechanism, installing plate 4 can stretch out under the effect of post 91, and will have slight gap between the end face 31 of pedestal 3, meanwhile, due to the restriction of the shaft shoulder 96, makes to stretch out post 91 and can installing plate 4 not ejected higher.

In addition, as shown in Figure 2, another sidepiece 34 that driving mechanism 7 is set of pedestal 3 forms along the glide direction of installing plate 4 and extends, and from the oblique stopper 36 of base top surface 31 upwardly extending first; Detent mechanism 6 comprises briquetting 61 and the second screw rod 62, wherein, the second screw rod 62 is through the second threaded hole 63 of the coaxial cable on briquetting 61 and pedestal 3, so that briquetting 61 is connected on pedestal 3, on briquetting 61, form the second oblique stopper 37 relative with the first oblique stopper 36 of extending along the glide direction of installing plate 4; The both sides of installing plate 5 form respectively the 3rd oblique stopper 38 coordinating with the first oblique stopper 36 and the second oblique stopper 37 clampings.

Like this, two oblique stoppers 38 on installing plate 4 will be connected between the first oblique stopper 36 and the second oblique stopper 37, certainly, in the situation that thering is the post of stretching out 91, although installing plate 4 by and the end face 31 of pedestal 3 between there is slight gap, installing plate 4 or between the first oblique stopper 36 and the second oblique stopper 37.

As shown in Figure 2, the first screw rod 73 and the second screw rod 62 are all separately installed with knob.

In order to realize the reliable location of 6 pairs of installing plates 4 of detent mechanism, preferably, as shown in Figure 2, pedestal 3 is provided with and on a sidepiece 33 of detent mechanism 6, forms the groove 311 extending along the glide direction of installing plate 4, on briquetting, form the raised line 312 being engaged in groove 311, the second threaded hole 63 on pedestal 3 is positioned at the middle part of groove 311, the both sides of the second threaded hole 63 in groove 311, there is respectively spring eye 64, in each spring eye 64, stage clip 65 is installed, the raised line 312 on briquetting 61 is pushed down stage clip 65.Like this, when 6 pairs of installing plate 4 releases of detent mechanism, knob drives the second screw rod 62 to rotate, and briquetting 61 will outwards eject under the effect at stage clip 65, thereby the second oblique stopper 37 is not contacted with the 3rd oblique stopper 38, thereby completes the release to installing plate 4.

At this, it should be noted that, after the camera erector 1 of this structure is installed on rack body 2, rotate the first screw rod 73, because floor 5 is to be fixedly connected with rack body 2, now, due to coordinating of the first screw rod 73 and described threaded hole on nut 72 or projection 51, the first screw rod 73 rotates and will drive the camera on pedestal 3 and installing plate 4 and installing plate 4 to slide in the glide direction of base plate 5, be that base plate 5 is motionless, and pedestal 3 and installing plate 4 slide.

As shown in Figure 4,2 of rack bodies comprise the balance weight body 23 of main shaft 21, handle 22 and main shaft 21 bottoms; On main shaft 21, be set with and horizontally rotate bearing 211, horizontally rotate the outer bearing outside 212 that is provided with of bearing 211;

Main shaft 21 comprises the upper axle 21a removably connecting successively, and axis 21b and lower shaft 21c wherein, horizontally rotate bearing 211 and are arranged on 21a and the junction of axis 21b last week, and such main shaft, is convenient to the packing of dismounting at any time and carries;

Handle 22 is connected with main shaft 21 with Y type support 25 by handle connector 24, wherein, mounting hole 252 on two sides 251 of Y type support 25 has respectively the bracket bearing 253 installed towards the outside from Y type internal stent and from the outside of Y type support towards the support balance staff 254 extending inward, the shaft shoulder 255 of bracket bearing 253 leans on the medial surface of the side 251 of Y type support 25, and support balance staff 254 tightens on bearing outside 212 through bracket bearing 253 extension; Handle connector 24 is connected with Y type support 25 with handle bearing 257 by the handle balance staff 256 in the mounting hole 252 of Y type support 25 tail ends.

Like this, by said structure, handle 22 can carry out level and circumferentially rotates by horizontally rotating bearing 211, by bracket bearing 253, can rotate up and down, can be realized around the axis of handle balance staff 256 and being rotated, thereby meet the demand of different directions by handle bearing 257.

In addition, because the mounting hole 252 on two sides 251 of Y type support 25 has respectively the bracket bearing 253 installed towards the outside from Y type internal stent and from the outside of Y type support towards the support balance staff 254 extending inward, the shaft shoulder 255 of bracket bearing 253 leans on the medial surface of the side 251 of Y type support 25, support balance staff 254 tightens on bearing outside 212 through bracket bearing 253 extension, like this, bracket bearing 253 is between bearing outside 212 and the side 251 of Y type support 25, and when support balance staff 254 occurs to become flexible, bracket bearing 253 can not depart from from the mounting hole of Y type support, the impact normal use not being brought inconvenience.

Further, as shown in Figure 4, described handle connector 24 comprises the first web member 241 being connected with the tail end of Y type support 25 and the second web member 242 being connected with handle 22; The first web member 241 has octagon boss 243, and thread spindle 245, the second web members 242 that stretch out from boss 243 middle parts have the octagon counterbore 246 coordinating with boss 243 and run through the 3rd threaded hole 247 that this octagon counterbore 246 passes for thread spindle 245; On thread spindle 245, be arranged with the second spring 248 between the first web member 241 and the second web member 242.

Thread spindle 245 is fixing through being tightened by knob after the 3rd threaded hole 247.Like this, when this knob is oppositely loosening, effect due to the second spring 248, the second web member 242 will be classified with the first web member 241, thereby upper and lower capable of regulating handle 22 is to desired location, so hand is tightened knob, and makes the octagon boss of the first web member 241 and the second web member 242 and counterbore form cooperation.

In addition, as shown in Figure 5, described balance weight body 23 comprises the round platform part 231 that removably connects with main shaft 21 and a plurality of along the circumferential uniform support member 232 of Rotary-table 231; Each support member 232 comprises the first support member 233 and the second support member 234 removably connecting.

The first support member 233 is by being arranged on the threaded hole of the inclination on round platform part 231, and anti-loosening rubber ring is connected on round platform part 231, thereby under the supporting role of 3 support members 232, between round platform part 231 and ground, there is certain distance, to improve the stability of camera support.

Obviously, above-described embodiment is only for example is clearly described, not the restriction to embodiment.Concerning those of ordinary skill in the field, also can make other changes in different forms on the basis of the above description.Here exhaustive without also giving all embodiments.And among the protection domain that the apparent variation of being extended out thus or change are still created in the utility model.

Claims

1. a camera center rest, comprise rack body (2) and be connected to the camera erector (1) at rack body (2) top, camera erector (1) comprises pedestal (3), be slidably arranged in the installing plate (4) on the end face (31) of pedestal (3) and be slidably arranged in the base plate (5) on the bottom surface (32) of pedestal (3), it is characterized in that

A sidepiece (33) of pedestal (3) is provided with the detent mechanism (6) to installing plate (4) location, and another sidepiece (34) is provided with base plate (5) and is in transmission connection, with the driving mechanism (7) that drives base plate (5) to slide;

Between pedestal (3) and base plate (5), there is the first guiding mechanism (8).

2. camera center rest according to claim 1, it is characterized in that, on the bottom surface (32) of pedestal (3), there is the deep gouge (35) extending along base plate glide direction, on the face that base plate (5) coordinates with the bottom surface (32) of pedestal, there is the projection (51) being slidably matched with deep gouge (35).

3. camera center rest according to claim 2, it is characterized in that, driving mechanism (7) is for running through the U-shaped groove (71) being molded on projection (51), the first screw rod (73) that is arranged on the nut (72) in this U-shaped groove (71) and coordinates with nut.

4. camera center rest according to claim 3, it is characterized in that, the middle part of U-shaped groove (71) is formed with the portion of sinking to (711), with the both sides sinking to portion (711), be formed with shoulder block (712), nut (72) is arranged in the portion of sinking to (711) and is spacing by the shoulder block of both sides (712).

5. camera center rest according to claim 2, is characterized in that, driving mechanism (7) is for to run through the threaded hole being molded on projection (51) and the first screw rod (73) coordinating with this threaded hole.

6. according to the camera center rest described in claim 3-5 any one, it is characterized in that, deep gouge (35) offers through hole (352) on the sidewall (351) of driving mechanism (7), and the first screw rod (73) extends through through hole (352).

7. according to the camera center rest described in claim 1-5 any one, it is characterized in that, the first guiding mechanism (8) is for being arranged on guidepost (81) in base bottom surface (32) and being molded over along the glide direction of base plate (5) gathering sill (82) that base plate (5) is upper and coordinate with guidepost (81); Or be

Be arranged on the guidepost (81) on base plate (5) and be molded over the gathering sill (82) that base bottom surface (32) is upper and coordinate with guidepost (81).

8. camera center rest according to claim 7, is characterized in that, described guidepost (81) and gathering sill (82) are respectively two, and are positioned at respectively the both ends of pedestal (3) with matching.

9. according to the camera center rest described in claim 1-5 any one, it is characterized in that thering is the second guiding mechanism (9) between pedestal (3) and installing plate (4).

10. camera center rest according to claim 9, it is characterized in that, the second guiding mechanism (9) comprises and is arranged on stretching out post (91) and be molded over the slotted eye that installing plate (4) is upper and extend with stretch out post (91) and be slidably matched in the glide direction of installing plate (4) in base top surface (31).

11. camera center rests according to claim 10, it is characterized in that, pedestal (3) is in its short transverse, form the first hole (93) and the second hole (92) of the different pore size size being coaxially set, larger the first hole (93), aperture is towards the bottom surface (32) of pedestal, and less the second hole (92), aperture is towards the end face (31) of pedestal;

In the first hole (93), thread bush is provided with erection column (94), on the end face of erection column (94), be provided with counterbore, in this counterbore, be provided with the first spring (95), stretching out post (91) stretches in counterbore, and can be flexible from the second hole (92) under the effect of the first spring (95), stretch out on post (91) and be provided with the shaft shoulder (96), under the effect of the first spring (95), this shaft shoulder (96) can be kept out on the flange of the first hole (93) and junction, the second hole (92).

12. according to the camera center rest described in claim 1-5 any one, it is characterized in that, another sidepiece (34) that driving mechanism (7) is set of pedestal (3) forms along the glide direction of installing plate (4) and extends, and from base top surface (31) the upwardly extending first oblique stopper (36);

Detent mechanism (6) comprises briquetting (61) and the second screw rod (62), wherein, the second screw rod (62) is through second threaded hole (63) of the coaxial cable on briquetting (61) and pedestal (3), upper briquetting (61) is connected to pedestal (3), on briquetting (61), form the second oblique stopper (37) relative with the first oblique stopper (36) of extending along the glide direction of installing plate (4);

The both sides of installing plate (5) form respectively the 3rd oblique stopper (38) coordinating with the first oblique stopper (36) and the second oblique stopper (37) clamping.

13. camera center rests according to claim 12, it is characterized in that, pedestal (3) is provided with and on the sidepiece (33) of detent mechanism (6), forms the groove (311) extending along the glide direction of installing plate (4), on briquetting, form the raised line (312) being engaged in groove (311), the second threaded hole (63) on pedestal (3) is positioned at the middle part of groove (311), the both sides of the second threaded hole (63) in groove (311), there is respectively spring eye (64), stage clip (65) is installed in each spring eye (64), raised line (312) on briquetting (61) is pushed down stage clip (65).

14. according to the camera center rest described in claim 1-5 any one, it is characterized in that, rack body (2) comprises the balance weight body (23) of main shaft (21), handle (22) and main shaft (21) bottom;

On main shaft (21), be set with and horizontally rotate bearing (211), horizontally rotate the outer bearing outside (212) that is provided with of bearing (211);

Handle (22) is connected with main shaft (21) with Y type support (25) by handle connector (24), wherein, mounting hole (252) on two sides (251) of Y type support (25) has respectively the bracket bearing (253) installed towards the outside from Y type internal stent and from the outside of Y type support towards the support balance staff (254) extending inward, the shaft shoulder (255) of bracket bearing (253) leans on the medial surface of the side (251) of Y type support (25), support balance staff (254) tightens on bearing outside (212) through bracket bearing (253) extension,

Handle connector (24) is connected with Y type support (25) with handle bearing (257) by the handle balance staff (256) in the mounting hole (252) of Y type support (25) tail end.

15. camera center rests according to claim 14, is characterized in that, described handle connector (24) comprises the first web member (241) being connected with the tail end of Y type support (25) and the second web member (242) being connected with handle (22);

The first web member (241) has octagon boss (243), and the thread spindle (245) stretching out from boss (243) middle part, the second web member (242) has the octagon counterbore (246) coordinating with boss (243) and runs through the 3rd threaded hole (247) that this octagon counterbore (246) passes for thread spindle (245);

On thread spindle (245), be arranged with the second spring (248) being positioned between the first web member (241) and the second web member (242).

16. camera center rests according to claim 14, is characterized in that, described balance weight body (23) comprises the round platform part (231) that removably connects with main shaft (21) and a plurality of along the circumferential uniform support member (232) of Rotary-table (231);

Each support member (232) comprises the first support member (233) and the second support member (234) removably connecting.