CN217382273U - Photographic cloud platform - Google Patents

Abstract

The utility model discloses a photographic head, which comprises a shell, a connecting ball head, a mounting seat and a switching structure, wherein the connecting ball head is arranged in the shell, the connecting ball head is provided with a containing cavity, the bottom of the containing cavity is provided with an opening, the mounting seat is arranged in the connecting ball head, the mounting seat is arranged in the containing cavity through the opening, the switching structure comprises a base arranged on the shell and a connecting ring rotatably arranged on the mounting seat, the connecting ring is movably connected with a connecting block, the connecting ball head has a first state and a second state, when the connecting ball head is in the first state, the connecting ball head can rotate universally relative to the shell, when the connecting ball head is in the second state, the connecting ball head can only rotate in a pitching manner relative to the shell, the connecting block is provided with an inserting part, the base is movably provided with a switching piece, the switching piece can be inserted in the inserting part, and the switching piece can enable the connecting ball head to be converted between the first state and the second state, an elastic piece is arranged between the switching piece and the base, so that the service life of the shooting holder can be prolonged.

Description

Photographic cloud platform

Technical Field

The utility model relates to a photographic apparatus technical field, in particular to photographic cloud platform.

Background

As is well known, the existing camera head is usually connected to the housing by a ball structure, so as to have a universal motion state and a pitching motion state between the device and the housing. The switching structure is arranged between the ball head and the shell, so that the equipment can be switched between a universal motion state and a pitching motion state. When a user uses the device, the device needs to be frequently switched between a universal motion state and a pitching motion state, the switching structure is easily damaged, and the service life of the shooting pan-tilt is short.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a photographic cloud platform can improve photographic cloud platform's life.

A camera head according to an embodiment of the present invention comprises a housing, a connecting ball head, a mounting seat and a switching structure, wherein the connecting ball head is disposed in the housing, the connecting ball head is provided with a receiving cavity, the bottom of the receiving cavity is provided with an opening, the mounting seat is used for mounting a camera device, the mounting seat is disposed on the connecting ball head, the mounting seat is received in the receiving cavity through the opening, the switching structure comprises a base disposed on the housing and a connecting ring rotatably disposed on the mounting seat, the connecting ring is connected with a connecting block, the connecting ball head has a first state and a second state, the connecting ball head can perform universal rotation relative to the housing when in the first state, the connecting ball head can perform pitching rotation relative to the housing only when in the second state, the connecting block is provided with an insertion part, the base is movably provided with a switching piece, the switching piece can be inserted into or withdrawn from the insertion part so as to switch the connecting ball head between the first state and the second state, and an elastic piece is arranged between the switching piece and the base.

According to the utility model discloses a photographic cloud platform has following beneficial effect at least:

in the process of adjusting the angle of the mounting seat, the switching piece can be inserted into the insertion part, so that the universal motion of the connecting ball head is converted into the rotation in the pitching direction. Through using the switching structure, can be so that the angular adjustment process to the connecting seat be divided into horizontal angular adjustment and every single move angular adjustment, consequently can be more directly perceived, adjust the connecting seat to the target angle effectively. When the switching piece is not aligned to the inserting part, the connecting block and the switching piece are mutually extruded, and through the elastic piece arranged between the base and the switching piece, the elastic piece can elastically deform so as to buffer the switching piece, and the switching piece can be prevented from generating overlarge pressure to act on the connecting block, so that the service life of the shooting holder is prolonged.

According to some embodiments of the utility model, it bulldozes the subassembly to slide to be provided with on the base, be provided with on the base and dodge the hole, it is provided with the accommodation hole on the subassembly to bulldoze, the elastic component with switch the equal holding of piece in the accommodation hole, the bottom of accommodation hole is equipped with the through-hole, switch the piece can pass the through-hole with dodge the hole, and insert in the cartridge portion.

According to some embodiments of the present invention, the switch member includes a connecting member and a limiting member connected to the connecting member, the connecting member is inserted into the through hole and can be followed by axial movement of the through hole, and the limiting member can abut against the periphery of the through hole.

According to some embodiments of the utility model, bulldoze the subassembly including bulldozing piece and regulating part, the accommodation hole is located bulldoze the piece, the periphery of accommodation hole is equipped with the holding tank, the regulating part holding in the holding tank, the elastic component is located the locating part with between the regulating part.

According to some embodiments of the present invention, the pushing assembly and the base are provided with a guide structure therebetween.

According to some embodiments of the present invention, the guide structure comprises a guide post and a guide hole, the guide post is inserted into the guide hole and abuts against a side wall of the guide hole, one of the guide post and the guide hole is provided on the pushing component, and the other is provided on the base.

According to some embodiments of the utility model, the base rotates and sets up the carousel, the carousel with bulldoze subassembly threaded connection.

According to some embodiments of the utility model, the mount pad include first holder and with the second holder that first holder is connected, first holder with the second holder sets up relatively to form and be used for the centre gripping space of go-between, the go-between holding in centre gripping space.

According to some embodiments of the utility model, the go-between with be equipped with the elasticity reset subassembly between the mount pad.

According to the utility model discloses a some embodiments, elasticity reset assembly is the torsional spring, the torsional spring can be followed the positive and negative direction of turning of connecting block is right the elastic force is applyed to the connecting block.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural view of a photography tripod head according to an embodiment of the present invention;

fig. 2 is a schematic view of an internal structure of a camera platform according to an embodiment of the present invention;

fig. 3 is an exploded schematic view of a camera platform according to an embodiment of the present invention;

FIG. 4 is a schematic structural view of a pushing element according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a base according to an embodiment of the present invention;

fig. 6 is a schematic structural diagram of the switching member according to the embodiment of the present invention;

fig. 7 is a schematic structural diagram of a turntable according to an embodiment of the present invention;

fig. 8 is a schematic structural view of a connection ring according to an embodiment of the present invention;

fig. 9 is an assembly diagram of the mounting seat and the connecting ball head according to the embodiment of the present invention.

Reference numerals:

the connecting device comprises a shell 100, a connecting ball head 200, an accommodating cavity 210, an opening 220, a mounting seat 300, a connecting ring 310, a first clamping piece 320, a second clamping piece 330, an elastic resetting component 340, a base 400, an avoidance hole 410, a guide post 420, a connecting block 500, an inserting part 510, a switching piece 600, a connecting piece 610, a limiting piece 620, a first positioning groove 621, an elastic piece 700, a pushing component 800, a pushing piece 810, an accommodating hole 811, a through hole 812, an accommodating groove 813, a guide hole 814, a threaded part 815, an adjusting piece 820, a second positioning groove 821, a rotary table 900, a threaded hole 910, a first limiting strip 920, a second limiting strip 930 and an anti-slip strip 940.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1 to 3, a camera platform according to an embodiment of the present invention includes a housing 100, a connecting ball 200, a mounting seat 300 and a switching structure, the connecting ball 200 is disposed in the housing 100, the connecting ball 200 is disposed with a receiving cavity 210, the bottom of the receiving cavity 210 is disposed with an opening 220, the mounting seat 300 is disposed on the connecting ball 200, the mounting seat 300 is received in the receiving cavity 210 through the opening 220, the switching structure includes a base 400 disposed on the housing 100 and a connecting ring 310 rotatably disposed on the mounting seat 300, the connecting ring 310 is connected with a connecting block 500, the connecting ball 200 has a first state and a second state, when the connecting ball 200 is in the first state, the connecting ball 200 can perform universal rotation relative to the housing 100, when the connecting ball 200 is in the second state, the connecting ball 200 can only perform pitching rotation relative to the housing 100, an inserting portion 510 is disposed on the connecting block 500, the base 400 is movably disposed with the switching member 600, the switching member 600 can be inserted into or withdrawn from the insertion part 510, so that the connection ball 200 is converted between the first state and the second state, the elastic member 700 is arranged between the switching member 600 and the base 400, and the elastic member 700 is arranged, so that the rigid contact between the switching member 600 and the connection block 500 can be converted into the elastic contact, and the service life of the photography tripod head can be prolonged.

Specifically, the mounting base 300 may be used to mount the photographing apparatus, and the mounting base 300 is disposed in the accommodating cavity 210 and fixedly connected to the connecting ball 200, so that the mounting base 300 can perform universal movement relative to the housing 100 through the connecting ball 200, thereby achieving adjustment of orientation angles of the mounting base 300 in multiple directions. In the process of adjusting the angle of the mounting base 300, the switching member 600 may be inserted into the insertion portion 510 to convert the universal motion of the connecting ball 200 into a rotation in only the pitch direction. Through using the switching structure, can be so that the angular adjustment process to the connecting seat be divided into horizontal angular adjustment and every single move angular adjustment, consequently can be more directly perceived, adjust the connecting seat to the target angle effectively. When the switch 600 is not aligned with the insertion part 510, the connection block 500 and the switch 600 are mutually pressed, and by arranging the elastic member 700 between the base 400 and the switch 600, the elastic member 700 can elastically deform to buffer the switch 600, so that the switch 600 can be prevented from generating excessive pressure to act on the connection block 500, and the service life of the photography tripod head can be prolonged.

The elastic member 700 may be a structure that can be axially deformed, such as a tension spring or a rubber spring, and will not be described in detail herein.

It should be noted that the insertion portion 510 may have a hole-like structure or a groove-like structure, which is not described in detail herein.

Referring to fig. 2 to 4, in some embodiments of the present invention, a pushing component 800 is slidably disposed on the base 400, a avoiding hole 410 is disposed on the base 400, a receiving hole 811 is disposed on the pushing component 800, the elastic component 700 and the switching component 600 are all accommodated in the receiving hole 811, a through hole 812 is disposed at the bottom of the receiving hole 811, the switching component 600 can pass through the through hole 812 and the avoiding hole 410, and is inserted into the insertion portion 510, so as to facilitate the pushing of the switching component 600 to be inserted into the insertion portion 510.

Specifically, the switch 600 and the elastic member 700 are both mounted in the receiving hole 811, so that the switch 600 and the elastic member 700 can be circumferentially positioned, and the switch 600 and the elastic member 700 are conveniently mounted and positioned; when the connecting ball 200 is in the first state, the connecting block 500 can push the switch member 600 to retract the switch member 600 into the receiving hole 811 through the through hole 812, so that the switch member 600 cannot be engaged with the insertion portion 510, and the connecting ball 200 can be conveniently switched between the first state and the second state.

It should be noted that the pushing assembly 800 may be configured as at least two pushing blocks, the pushing block 800 is formed by connecting at least two pushing blocks, an inner groove is formed on the pushing block, and the receiving hole 811 is formed by enclosing the inner grooves on at least two pushing blocks, which will not be described in detail herein.

Referring to fig. 2 and 6, in some embodiments of the present invention, the switching member 600 includes a connecting member 610 and a limiting member 620 connected to the connecting member 610, the connecting member 610 is disposed through the through hole 812 and can move along the axial direction of the through hole 812, the limiting member 620 can abut against the periphery of the through hole 812 and can limit the movement of the switching member 600, so as to prevent the switching member 600 from separating from the receiving hole 811.

Specifically, when the connecting ball 200 is in the second state, the elastic member 700 can push the limiting member 620 to move, so that the connecting member 610 is inserted into the inserting portion 510, and at this time, the limiting member 620 can abut against the periphery of the through hole 812, so as to avoid the switching member 600 from completely extending out of the accommodating hole 811, and improve the use reliability of the camera tripod head. Assuming that the switching member 600 completely protrudes out of the receiving hole 811, when the user tilts the image pickup apparatus, the limiting member 620 is easily disconnected from the elastic member 700, thereby disabling the switching structure.

It can be understood that, when the connecting ball 200 is switched from the first state to the second state, the elastic member 700 can push the switch 600 to be inserted into the insertion portion 510, and at this time, the switch 600 can collide with the base 400 to generate a warning sound to warn that the connecting ball 200 has been switched to the second state, which can improve the user experience.

Referring to fig. 2 to 4, in some embodiments of the present invention, the pushing assembly 800 includes a pushing element 810 and an adjusting element 820, the accommodating hole 811 is disposed in the pushing element 810, an accommodating groove 813 is disposed at a periphery of the accommodating hole 811, the adjusting element 820 is accommodated in the accommodating groove 813, and the elastic element 700 is disposed between the limiting element 620 and the adjusting element 820, so that the switching element 600 can be conveniently mounted.

Specifically, the limiting member 620 is provided with a first positioning groove 621, the adjusting member 820 is provided with a second positioning groove 821, the one end of the elastic member 700 is accommodated in the first positioning groove 621, and the other end of the elastic member 700 is accommodated in the second positioning groove 821, so that the elastic member 700 can be circumferentially positioned, and the assembly of the elastic member 700 is facilitated.

It should be noted that the adjusting member 820 is screwed to the sidewall of the receiving hole 813, and the adjusting member 820 can be rotated to open or close the receiving hole 811, so as to facilitate the installation of the switching member 600; meanwhile, one end of the elastic member 700 is connected with the limiting member 620, the other end of the elastic member is connected with the adjusting member 820, and the adjusting member 820 can be rotated to enable the adjusting member 820 to be close to or far away from the base 400, so that the depth of the adjusting member 820 installed in the accommodating groove 813 can be conveniently controlled, the deformation of the elastic member 700 can be adjusted, the pressure of the switching member 600 acting on the connecting block 500 can be controlled, and the service life of the shooting tripod head can be prolonged.

Of course, in some embodiments, the adjusting member 820 may be connected to the side wall of the receiving groove 813 by a structure that the side wall is engaged with the slot by a clip, which is not described in detail herein.

Referring to fig. 6, in some embodiments of the present invention, the connecting member 610 and the limiting member 620 are integrated to reduce the number of molds, so as to reduce the input cost of the switching member 600, thereby reducing the production cost of the photographing apparatus.

It should be noted that the connecting member 610 and the limiting member 620 may also be connected by bolting or clamping, which is not described in detail herein.

Referring to fig. 4 and 5, in some embodiments of the present invention, a guiding structure is disposed between the pushing assembly 800 and the base 400, so as to guide the pushing assembly 800 to avoid the problem of shaking when the pushing assembly 800 slides.

Referring to fig. 4 and 5, in some embodiments of the present invention, the guiding structure includes a guiding post 420 and a guiding hole 814, the guiding post 420 is inserted into the guiding hole 814, and abuts against the side wall of the guiding hole 814, the guiding post 420 is disposed on the base 400 and the guiding hole 814 is disposed on the pushing assembly 800, and the pushing assembly 800 can be guided to avoid the problem of shaking when the pushing assembly 800 slides.

Specifically, the guide post 420 is configured with three, and three guide posts 420 set up along the circumference of base 400, guiding hole 814 and guide post 420 one-to-one, and guide post 420 wears to establish in guiding hole 814, can improve the stability of being connected that bulldozes subassembly 800 and base 400.

It is understood that the positions of the guide posts 420 and the guide holes 814 can be interchanged and will not be described in detail.

It should be noted that the number of the guiding columns 420 may be one or more, and is not described in detail herein.

Referring to fig. 7, in some embodiments of the present invention, the base 400 rotates the turntable 900 of the setting, the turntable 900 and the pushing component 800 are connected by a screw thread, which can conveniently drive the pushing component 800 to slide, and is favorable for connecting the ball head 200 to switch between the first state and the second state.

Specifically, the middle of the rotary disc 900 is provided with a threaded hole 910, the peripheral side wall of the pushing assembly 800 is provided with a threaded portion 815, the threaded hole 910 is in threaded connection with the threaded portion 815, and when the rotary disc 900 rotates, the pushing assembly 800 is driven to perform a spiral motion through the threaded hole 910, so as to drive the switching member 600 to be inserted into the insertion portion 510. Therefore, the connecting block 500 can drive the connecting ball 200 to rotate in the pitch direction through the switching member 600, and the effect of limiting the horizontal rotation of the connecting ball 200 is achieved.

Referring to fig. 2 and 7, in some embodiments of the present invention, the base 400 may be detachably connected to a limit cover, the base 400 and the limit cover form a limit space capable of limiting the sliding of the turntable 900, one side of the turntable 900 is connected with a first limit strip 920, the opposite side of the turntable 900 is connected with a second limit strip 930, the first limit strip 920 and the second limit strip 930 are all accommodated in the limit space, so that the turntable 900 can only rotate, and the pushing and pressing assembly 800 is conveniently driven to slide.

Referring to fig. 7, in some embodiments of the present invention, a plurality of anti-slip strips 940 are disposed on the turntable 900, the anti-slip strips 940 are disposed along the circumferential direction of the turntable 900, and the anti-slip strips 940 can effectively increase the friction force of the turntable 900, so that the turntable 900 is more easily driven.

It should be noted that the anti-slip strip 940 may be replaced by knurling, which is not described in detail herein.

Referring to fig. 8 and 9, in some embodiments of the present invention, an elastic restoring assembly 340 is disposed between the connection ring 310 and the mounting base 300, and the elastic restoring assembly 340 can elastically apply a force opposite to the pitch rotation direction of the connection ball 200 to the connection ball 200. After the connecting seat drives the photographic equipment to adjust the pitching angle, the connecting ball head 200 will receive the moment caused by the self weight of the equipment, and the moment can easily cause the connecting ball head 200 to automatically sag, bend or even break. The elastic reset assembly 340 can apply a balancing force to the connecting ball 200, so as to balance the moment caused by the self weight of the photographic equipment, further alleviate the damage to the connecting ball 200, and avoid the problem that the connecting ball 200 automatically sags, bends or even breaks.

Referring to fig. 9, in some embodiments of the present invention, the mounting base 300 includes a first clamping member 320 and a second clamping member 330 connected to the first clamping member 320, the first clamping member 320 and the second clamping member 330 are disposed opposite to each other to form a clamping space for clamping the connection ring 310, and the connection ring 310 is accommodated in the clamping space to facilitate the assembly of the connection ring 310.

Specifically, the connection ring 310 is installed in the clamping space, and can axially position the connection ring 310 to limit axial movement of the connection ring 310, the first clamping member 320, the second clamping member 330 and the connection ring 310 are connected by bolts, and the connection ring 310 is sleeved on the bolts and can rotate around the bolts, thereby facilitating assembly of the connection ring 310.

Of course, in some embodiments, the connection ring 310 may be directly connected to the first clamping member 320, and the second clamping member 330 is not required, and will not be described in detail herein.

Referring to fig. 9, in some embodiments of the utility model, elasticity reset subassembly 340 is the torsional spring, the torsional spring can be followed connecting block 500 and just reverse the direction and applyed the elastic force to connecting block 500, the torsional spring can be respectively from connecting block 500's both sides to connecting block 500 applys the elastic force, therefore, no matter connect bulb 200 to drive connecting block 500 and bow the direction or pitch over the rotation of direction, the torsional spring all can be for connecting alleviating or offsetting of bulb 200 brought power, thereby realize the self-balancing effect, and then avoid connecting bulb 200 effectively and take place automatic flagging, buckle or even cracked problem.

It should be noted that the elastic return component 340 may also be a rubber torsion spring, which is compressed when the connecting ball 200 rotates, and provides a reverse supporting force for the connecting ball 200. Of course, the specific configuration of the elastic reset assembly 340 is not exclusive, and other modifications may be made according to the actual situation, and is not limited herein.

The mount 300 is provided with a connection structure for connection with a photographing apparatus. The connection structure may enable connection between the mount 300 and the photographing apparatus or release the effect of connection between the mount 300 and the photographing apparatus, so that the photographing apparatus is fixed on the mount 300 and supported from the photographing head.

All possible combinations of the technical features of the above embodiments may not be described for the sake of brevity, but should be considered as within the scope of the present disclosure as long as there is no contradiction between the combinations of the technical features.

The present embodiment has been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above-described embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit.

Claims (10)

1. A photographic head, comprising:

a housing (100);

the connecting ball head (200) is arranged in the shell (100), the connecting ball head (200) is provided with an accommodating cavity (210), and the bottom of the accommodating cavity (210) is provided with an opening (220);

the mounting seat (300) is used for mounting the camera equipment, the mounting seat (300) is arranged on the connecting ball head (200), and the mounting seat (300) is accommodated in the accommodating cavity (210) through the opening (220);

the switching structure comprises a base (400) arranged on the shell (100) and a connecting ring (310) rotatably arranged on the mounting seat (300), wherein the connecting ring (310) is connected with a connecting block (500), the connecting ball head (200) has a first state and a second state, when the connecting ball head (200) is in the first state, the connecting ball head (200) can perform universal rotation relative to the shell (100), when the connecting ball head (200) is in the second state, the connecting ball head (200) can only perform pitching rotation relative to the shell (100), an insertion part (510) is arranged on the connecting block (500), a switching piece (600) is movably arranged on the base (400), and the switching piece (600) can be inserted into or withdrawn from the insertion part (510) so as to switch the connecting ball head (200) between the first state and the second state, an elastic piece (700) is arranged between the switching piece (600) and the base (400).

2. A camera head according to claim 1, wherein the base (400) is slidably provided with a pushing assembly (800), the base (400) is provided with an avoiding hole (410), the pushing assembly (800) is provided with a receiving hole (811), the elastic member (700) and the switching member (600) are accommodated in the receiving hole (811), a through hole (812) is provided at the bottom of the receiving hole (811), and the switching member (600) can pass through the through hole (812) and the avoiding hole (410) and be inserted into the inserting portion (510).

3. A camera head according to claim 2, wherein said switch (600) comprises a connecting member (610) and a limiting member (620) connected to said connecting member (610), said connecting member (610) being inserted through said through hole (812) and being movable along the axial direction of said through hole (812), said limiting member (620) being capable of abutting against the periphery of said through hole (812).

4. A camera head according to claim 3, wherein said pushing assembly (800) comprises a pushing member (810) and an adjusting member (820), said receiving hole (811) being provided in said pushing assembly (800), a receiving groove (813) being provided at a periphery of said receiving hole (811), said adjusting member (820) being received in said receiving groove (813), said elastic member (700) being provided between said retaining member (620) and said adjusting member (820).

5. A camera head according to claim 2, wherein a guide structure is provided between said thrust assembly (800) and said base (400).

6. A camera head according to claim 5, wherein said guiding structure comprises a guiding post (420) and a guiding hole (814), said guiding post (420) being inserted in said guiding hole (814) and abutting against a side wall of said guiding hole (814), one of said guiding post (420) and said guiding hole (814) being provided in said pushing assembly (800) and the other one being provided in said base (400).

7. A camera head according to claim 2, wherein said base (400) is provided with a rotary dial (900) in rotation, said rotary dial (900) being in threaded connection with said thrust assembly (800).

8. A camera head according to claim 1, wherein said mounting base (300) comprises a first clamping member (320) and a second clamping member (330) connected to said first clamping member (320), said first clamping member (320) being arranged opposite to said second clamping member (330) so as to form a clamping space for clamping said connecting ring (310), said connecting ring (310) being housed in said clamping space.

9. A camera head according to claim 1, wherein an elastic return member (340) is provided between said coupling ring (310) and said mounting seat (300).

10. A camera head according to claim 9, wherein said elastic return member (340) is a torsion spring able to exert an elastic force on said connecting block (500) from a forward and reverse rotation direction of said connecting block (500).

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