Height-adjustable camera support device

Abstract

The utility model discloses a height-adjustable camera support device, and relates to the technical field of camera supports, in particular to a height-adjustable camera support device which comprises a support base, an adjusting support, a camera main support, a support fixing plate and a threaded column. The end part of one end, extending into the camera main support, of the threaded column is movably connected with a driving ring sleeve capable of extending into the threaded column, and the outer side surface of the driving ring sleeve is provided with ratchets which are uniformly distributed; an annular plate corresponding to the end portion of the threaded column is installed in the camera main support, and ratchet grooves corresponding to the ratchets are formed in the annular plate. The ratchet can be clamped in the ratchet groove to reversely limit rotation of the threaded column, namely, the direction of the threaded column rotating away from the camera main support, through cooperation between the ratchet groove and the ratchet, the threaded column can be locked after being screwed tightly, loosening of the support fixing plate caused by rotating away of the threaded column is effectively prevented, the stability of connection of the threaded column is guaranteed, and the service life of the camera main support is prolonged. Therefore, clamping of the support fixing plate is more stable.

Description

TECHNICAL FIELD

[0001] The utility model relates to camera support technical field, concretely is a height adjustable camera support device. BACKGROUND

[0002] In the road test of the driving test, intelligent face recognition in the test car is very important. Face authentication of the test personnel before starting the test can effectively prevent cheating loopholes in the road test process. At the same time, it fills the "last mile" blank in the road test process, and ensures the omnibearing three-dimensional verification from the beginning of the test to the end of the test. The camera device is arranged in the vehicle body and performs face recognition, but since the height of each test personnel is not consistent, the height of the camera device and the angle of the camera device need to be adjusted according to individual needs to align the face. The commonly used camera device has single function, and the height of the camera and the angle of the camera often cannot be adjusted or the adjustment is very inconvenient, which cannot meet the use requirement of people. In order to solve the above problems, through retrieval, the existing public patent (application number: CN201820995783.5) height adjustable camera support device, although the camera main support is clamped in the U-shaped groove of the lock mechanism support fixed plate, one side of the U-shaped groove of the support fixed plate is abutted against the adjusting support, and the lock screw column is further locked to fix the height between the adjusting support and the camera main support, and the lock is firm and reliable, but in use, especially when shaking, the screw column is easy to deflect and rotate. In this case, the locking effect of the support fixed plate is affected, and the stability is affected. Therefore, a height adjustable camera support device is provided. CONTENT OF THE UTILITY MODEL

[0003] The utility model provides a height adjustable camera support device, solves the problem raised in the above background technology.

[0004] In order to achieve the above purpose, the utility model realizes the following technical scheme: a height adjustable camera support device, including support base, the middle of the top of support base is installed with adjusting support, the vertical moving camera main support is slidably connected on the adjusting support,

[0005] The camera main support is installed with support fixed plate, and the side surface of the adjusting support is abutted against the support fixed plate for positioning the camera main support, and the screw column is connected between the camera main support and the support fixed plate,

[0006] The outer side of the support fixed plate is abutted against the screw column, and one end of the screw column extends into the inside of the camera main support and is screw connected with the camera main support;

[0007] The end of the threaded column extending into the inside of the camera main support is movably connected with a driving ring sleeve which can extend into the inside of the threaded column, and the outside of the driving ring sleeve is provided with uniformly distributed ratchet teeth;

[0008] A ring plate corresponding to the end of the threaded column is installed in the camera main support, and the ring plate is provided with ratchet grooves corresponding to the ratchet teeth;

[0009] The ratchet teeth can be clamped in the ratchet grooves, and the rotation of the threaded column is reversely limited, i.e. the direction of the threaded column rotating away from the camera main support;

[0010] A linkage is installed in the threaded column, and a pressing plate is installed on the part of the threaded column outside, and the linkage is connected between the pressing plate and the driving ring sleeve, and when the pressing plate is pressed into the threaded column, the driving ring sleeve moves into the threaded column.

[0011] Preferably, the cross section of the ratchet teeth and the ratchet grooves is a vertical triangle, and the ratchet teeth and the ratchet grooves are matched;

[0012] The connection between the ratchet teeth and the driving ring sleeve is a right angle, one of the right angles of the ratchet grooves is open, and the direction of the other right angle of the ratchet teeth abutting against the other right angle of the ratchet grooves is the direction of the threaded column rotating away from the camera main support.

[0013] Preferably, the linkage includes a linkage column, a driving ball, a cone, and a transmission ball;

[0014] The threaded column includes a screwing part and a threaded part, and the screwing part is outside and abuts against the support fixed plate;

[0015] The middle of the inside of the pressing plate is fixed with the linkage column, the inner end of the linkage column is fixed with the driving ball, the side of the driving ball away from the linkage column is fixed with the cone, the outside of the driving ball abuts against the transmission ball, the inside of the driving ring sleeve is provided with a tapered cavity gradually getting smaller towards the driving ball, and the transmission ball contacts the tapered cavity.

[0016] Preferably, the driving ring sleeve is slidingly connected at the end of the threaded part, the pressing plate is slidingly connected in the middle of the screwing part and can pass through the middle of the screwing part to communicate with the outside, and the driving ball and the cone are both slidingly connected in the inside of the threaded part, and the connection between the cone and the driving ball is concave inward.

[0017] Preferably, the transmission ball is movably connected in the inside of the threaded part, and the transmission ball can move to the connection between the cone and the driving ball, and at this time the ratchet teeth just completely extend out of the threaded part.

[0018] Preferably, the threaded portion is provided with a plurality of limiting slide rails in the same direction as the threaded portion, the driving ring sleeve is slidingly connected to the limiting slide rails, and the end of the driving ring sleeve extending into the threaded portion is provided with a second spring, one end of the second spring abutting against the threaded portion.

[0019] Preferably, the inner side of the pressing plate is provided with a first spring, and the end of the first spring abuts against the inner side of the screwing portion.

[0020] The utility model has the following beneficial effects:

[0021] The height-adjustable camera support device can lock the threaded column after being screwed, effectively prevents the threaded column from being unscrewed, prevents the loosening of the support fixing plate, ensures the stability of the threaded column connection, and makes the clamping of the support fixing plate more stable. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 It is a structural schematic diagram of the utility model;

[0023] Figure 2 It is a sectional structural schematic diagram of the utility model;

[0024] Figure 3 It is a sectional structural schematic diagram of the threaded column connection of the utility model;

[0025] Figure 4 It is a structural schematic diagram of the utility model ratchet connection;

[0026] Figure 5 It is a structural schematic diagram of the utility model ratchet connection.

[0027] In the drawings: 1, support base; 2, adjusting support; 3, camera main support; 4, support fixing plate; 5, threaded column; 6, screwing portion; 7, threaded portion; 8, ring plate; 9, driving ring sleeve; 10, pressing plate; 11, first spring; 12, linkage column; 13, driving ball; 14, cone; 15, transmission ball; 16, second spring; 17, limiting slide rail; 18, ratchet groove; 19, ratchet. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0029] Please refer to Figures 1 to 5A height-adjustable camera support device, comprising a support base 1, a middle of a top of the support base 1 is provided with an adjusting support 2, a vertically moving camera main support 3 is slidably connected to the adjusting support 2,

[0030] A support fixing plate 4 is installed on the camera main support 3, the support fixing plate 4 abuts against a side of the adjusting support 2 for positioning the camera main support 3, a threaded column 5 is connected between the camera main support 3 and the support fixing plate 4, by screwing the threaded column 5, the support fixing plate 4 abuts against the adjusting support 2, the position of the camera main support 3 after adjustment is limited, and the height adjustment is realized,

[0031] An outer side of the support fixing plate 4 abuts against the threaded column 5, one end of the threaded column 5 extends into the inside of the camera main support 3 and is threadedly connected therewith;

[0032] An end of the threaded column 5 extending into the inside of the camera main support 3 is movably connected with a driving ring sleeve 9 capable of extending into the inside of the threaded column 5, an outer side of the driving ring sleeve 9 is provided with uniformly distributed ratchets 19, the driving ring sleeve 9 can drive the ratchets 19 to extend into the threaded column 5, and the effect of unlocking the threaded column 5 is realized;

[0033] The camera main support 3 is provided with a ring plate 8 corresponding to the end of the threaded column 5, the ring plate 8 is provided with ratchet grooves 18 corresponding to the ratchets 19;

[0034] The ratchets 19 can be clamped in the ratchet grooves 18, and the rotation of the threaded column 5 is reversely limited, that is, the direction of the threaded column 5 rotating away from the camera main support 3, and then the cooperation of the ratchet grooves 18 and the ratchets 19 can lock the threaded column 5, preventing the threaded column 5 from rotating away, so that the clamping of the support fixing plate 4 is prevented from loosening;

[0035] A linkage is installed in the threaded column 5, a pressing plate 10 is installed on the outer side of the threaded column 5, and the linkage is connected between the pressing plate 10 and the driving ring sleeve 9, when the pressing plate 10 is pressed into the threaded column 5, the driving ring sleeve 9 moves into the threaded column 5, and then when unlocking, the pressing plate 10 only needs to be pressed, and the operation is more convenient.

[0036] Please refer to Figures 1 to 5 The cross section of the ratchets 19 and the ratchet grooves 18 is a vertical triangle, the ratchets 19 and the ratchet grooves 18 are matched;

[0037] The connection between the ratchets 19 and the driving ring sleeve 9 is a right angle, one of the right angles of the ratchet grooves 18 is open, and the direction of the other right angle of the ratchets 19 abutting against the other right angle of the ratchet grooves 18 is the direction of the threaded column 5 rotating away from the camera main support 3, by the abutment of the right angles, the threaded column 5 is locked, and by the contact between the oblique sides, the threaded column 5 can be smoothly tightened.

[0038] Please refer toFigures 1 to 5 The linkage includes a linkage column 12, a drive ball 13, a cone 14, and a transmission ball 15;

[0039] The threaded column 5 includes a screwing part 6 and a threaded part 7. The screwing part 6 is located on the outside and abuts against the bracket fixing plate 4.

[0040] The middle of the inner side of the pressing plate 10 is fixed to the linkage column 12. Under the drive of the pressing plate 10, the linkage column 12 can move. The inner end of the linkage column 12 is fixed to the drive ball 13. Under the drive of the linkage column 12, the drive ball 13 can move. The side of the drive ball 13 facing away from the linkage column 12 is fixed to the cone 14. Under the drive of the drive ball 13, the cone 14 can move. The outer side of the drive ball 13 abuts against the transmission ball 15. The inner side of the drive ring sleeve 9 is provided with a tapered cavity that gradually decreases in size towards the drive ball 13. The transmission ball 15 contacts the tapered gun. Then, when the transmission ball 15 moves towards the drive ring sleeve 9, the transmission ball 15 can move into the threaded part 7 of the drive ring sleeve 9 by pushing the tapered cavity.

[0041] Please see Figures 1 to 5 The drive ring sleeve 9 is slidably connected to the end of the threaded part 7. The press plate 10 is slidably connected to the middle of the screwing part 6 and can pass through the middle of the screwing part 6 to communicate with the outside. The drive ball 13 and the cone 14 are both slidably connected inside the threaded part 7. The connection between the cone 14 and the drive ball 13 is concave inward. When the ratchet 19 is fully extended, the transmission ball 15 is stably located at the connection between the cone 14 and the drive ball 13. The transmission ball 15 is still in contact with the drive ring sleeve 9 to prevent the drive ring sleeve 9 from falling off.

[0042] Please see Figures 1 to 5 The transmission ball 15 is movably connected inside the threaded portion 7, and the transmission ball 15 can move to the connection between the cone 14 and the drive ball 13, at which time the ratchet 19 is just fully extended out of the threaded portion 7.

[0043] Please see Figures 1 to 5 The threaded portion 7 is provided with multiple limiting slide rails 17 that are in the same direction as the threaded portion 7. The drive ring sleeve 9 is slidably connected to the limiting slide rail 17. Through the limiting slide rail 17, the drive ring sleeve 9 can move without rotating relative to the threaded portion 7, thus ensuring the locking effect of the ratchet groove 18 and the ratchet tooth 19. A second spring 16 is installed at the end of the drive ring sleeve 9 that extends into the threaded portion 7. One end of the second spring 16 abuts against the threaded portion 7. Under the action of the elastic force of the second spring 16, the drive ring sleeve 9 can smoothly push the ratchet tooth 19 out of the threaded portion 7.

[0044] Please see Figures 1 to 5The first spring 11 is arranged on the inner side of the pressing plate 10, and the end of the first spring 11 abuts against the inside of the screwing part 6, so that the pressing plate 10 can be smoothly reset under the elasticity of the first spring 11, and the pressing plate 10 is convenient to press and unlock.

[0045] In conclusion, when the height-adjustable camera support device is used, the screwing part 6 is screwed, the threaded part 7 is screwed into the camera main support 3, until the end of the threaded part 7 abuts against the ring plate 8, and at this time, the ratchet 19 is just clamped in the ratchet groove 18, the screwing part 6 cannot be easily deflected, and the clamping positioning of the support fixing plate 4 is affected, when the support fixing plate 4 is loosened, the pressing plate 10 is pressed, the linkage column 12 is moved into the threaded part 7 under the pushing of the pressing plate 10, the driving ball 13 is pushed to move, the transmission ball 15 is moved to the driving ring sleeve 9 under the pushing of the driving ball 13, and the driving ring sleeve 9 is moved into the threaded part 7 under the action of the conical cavity structure, so that the ratchet 19 is moved into the threaded part 7, the locking of the threaded part 7 is released, and the threaded part 7 can be smoothly screwed off.

[0046] In the description of the present application, it should be explained that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and are not intended to indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application; the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance, in addition, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connecting" should be understood in a broad sense, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be the communication between two elements inside. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances. Moreover, the terms "include", "contain" or any other variant thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed, or includes elements inherent to such process, method, article or equipment.

[0047] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A height-adjustable camera support device, comprising a support base (1), a middle of a top of the support base (1) is provided with an adjusting support (2), a vertically moving camera main support (3) is slidably connected to the adjusting support (2), a support fixing plate (4) is installed on the camera main support (3), the support fixing plate (4) abuts against a side of the adjusting support (2) to position the camera main support (3), a threaded column (5) is connected between the camera main support (3) and the support fixing plate (4), characterized in that an outer side of the support fixing plate (4) abuts against the threaded column (5), one end of the threaded column (5) extends into an interior of the camera main support (3) and is threadedly connected thereto; an end of the threaded column (5) extending into the interior of the camera main support (3) is movably connected with a driving ring sleeve (9) which can extend into the interior of the threaded column (5), an outer side of the driving ring sleeve (9) is provided with uniformly distributed ratchets (19); the camera main support (3) is provided with a ring plate (8) corresponding to the end of the threaded column (5), the ring plate (8) is provided with ratchet grooves (18) corresponding to the ratchets (19); the ratchets (19) can be clamped into the ratchet grooves (18) to reversely limit the rotation of the threaded column (5), i.e. the direction of the threaded column (5) rotating away from the camera main support (3); the threaded column (5) is provided with a linkage, a pressing plate (10) is installed on an outer side of the threaded column (5), the pressing plate (10) and the driving ring sleeve (9) are connected by the linkage, when the pressing plate (10) is pressed into the threaded column (5), the driving ring sleeve (9) moves into the threaded column (5).

2. The height adjustable camera mount device of claim 1, wherein: cross sections of the ratchets (19) and the ratchet grooves (18) are vertical triangles, the ratchets (19) and the ratchet grooves (18) are matched with each other; a straight angle side of the ratchets (19) is connected with the driving ring sleeve (9), one straight angle side of the ratchet grooves (18) is open, the other straight angle side of the ratchets (19) abuts against the other straight angle side of the ratchet grooves (18) in the direction of the threaded column (5) rotating away from the camera main support (3).

3. The height adjustable camera mount device of claim 1, wherein: the linkage comprises a linkage column (12), a driving ball (13), a conical table (14) and a transmission ball (15); the threaded column (5) comprises a screwing part (6) and a threaded part (7), the screwing part (6) is on the outside and abuts against the support fixing plate (4); an inner middle of the pressing plate (10) is fixed with the linkage column (12), an inner end of the linkage column (12) is fixed with the driving ball (13), a side of the driving ball (13) away from the linkage column (12) is fixed with the conical table (14), an outer side of the driving ball (13) abuts against the transmission ball (15), an inner side of the driving ring sleeve (9) is provided with a conical cavity which gradually decreases towards the driving ball (13), the transmission ball (15) contacts the conical cavity.

4. The height adjustable camera mount device of claim 3, wherein: The driving ring sleeve (9) is slidingly connected at the end of the threaded part (7), the pressing plate (10) is slidingly connected in the middle of the screwing part (6) and can communicate with the outside through the middle of the screwing part (6), the driving ball (13) and the cone (14) are both slidingly connected inside the threaded part (7), and the connection between the cone (14) and the driving ball (13) is inwardly recessed.

5. The height adjustable camera mount device of claim 4, wherein: The transmission ball (15) is movably connected inside the threaded part (7), and the transmission ball (15) can move to the connection between the cone (14) and the driving ball (13), and at this time the ratchet (19) is just completely extended out of the threaded part (7).

6. The height adjustable camera mount device of claim 5, wherein: A plurality of limiting slide rails (17) in the same direction as the threaded part (7) are arranged in the threaded part (7), the driving ring sleeve (9) is slidingly connected on the limiting slide rails (17), a second spring (16) is mounted at the end of the driving ring sleeve (9) extending into the threaded part (7), and one end of the second spring (16) abuts against the threaded part (7).

7. The height adjustable camera mount device of claim 6, wherein: A first spring (11) is mounted on the inner side of the pressing plate (10), and the end of the first spring (11) abuts against the inside of the screwing part (6).

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