CN108224031A - A kind of smart meeting room video camera adjustable support - Google Patents

A kind of smart meeting room video camera adjustable support Download PDF

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Publication number
CN108224031A
CN108224031A CN201810231905.8A CN201810231905A CN108224031A CN 108224031 A CN108224031 A CN 108224031A CN 201810231905 A CN201810231905 A CN 201810231905A CN 108224031 A CN108224031 A CN 108224031A
Authority
CN
China
Prior art keywords
support
bull stick
fluted disc
video camera
hinged
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN201810231905.8A
Other languages
Chinese (zh)
Inventor
王海崴
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhengzhou Grand Electronic Technology Co Ltd
Original Assignee
Zhengzhou Grand Electronic Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zhengzhou Grand Electronic Technology Co Ltd filed Critical Zhengzhou Grand Electronic Technology Co Ltd
Priority to CN201810231905.8A priority Critical patent/CN108224031A/en
Publication of CN108224031A publication Critical patent/CN108224031A/en
Withdrawn legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16MFRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M11/00Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
    • F16M11/20Undercarriages with or without wheels
    • F16M11/24Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other
    • F16M11/38Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other by folding, e.g. pivoting or scissors tong mechanisms
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16MFRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M11/00Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
    • F16M11/20Undercarriages with or without wheels
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B17/00Details of cameras or camera bodies; Accessories therefor
    • G03B17/56Accessories
    • G03B17/561Support related camera accessories

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Media Introduction/Drainage Providing Device (AREA)

Abstract

The invention discloses a kind of smart meeting room video camera adjustable supports, belong to camera support technical field, it is low its object is to solve stent efficiency when adjusting camera heights in the prior art, the problem of flexibility is poor during adjustment entirety orientation angles, provides a kind of more efficient, better camera adjustable support of flexibility.The present invention includes pedestal, is hinged with second support on pedestal, the other end of second support is hinged with first support, and the other end of first support is hinged with the set casing for installing video camera.Mutually coordinated stabilization between component of the present invention, it is whole flexibly aspect, more efficient, and also the articulated joints set prevents two neighboring component hingedly to loosen the generation of the phenomenon that easily collapses under pressure.

Description

A kind of smart meeting room video camera adjustable support
Technical field
The invention belongs to camera support technical field more particularly to a kind of smart meeting room video camera adjustable supports.
Background technology
Photograph photography is an indispensable part in people's life, and when taking a picture photography, handheld camera is easily shaken, Cause photo unintelligible etc., thus people increasingly seek some can fixed camera can simultaneously adjust camera shooting according to demand The thing of angle, to meet aesthetic requirement of the people for photo.Particularly in minutes, adjustment video camera is suitable in one When position be very important, therefore, shockproof, height is adjusted and camera lens camera angle etc. is adjusted for camera support All it is very important standard.
Patent application No. is CN201520209252.5 discloses a kind of multi-faceted shooting camera of multi-angle, and first Stent, second support and third stent are connected as a single entity and two-by-two in 120 ° of angles, and at junction button, control switch, image Device and power supply are managed, display screen and camera lens are respectively equipped on first support, second support and third stent, liter is installed below stent Bar, fixed link and fixed block drop, and fixed block is mounted on the rotating seat on pedestal, and rotating seat moves in a circle on pedestal, base Seat both sides rotary sleeve in supporting rod is installed, the both ends of supporting rod are fixed on by supporting rack in support feet, support feet and Supporting rod is equipped with corresponding column spinner and limited post, and column spinner is equipped with the gag lever post of flexible connection.This patent can be in space Interior comprehensive adjusting, the acquisition flexibility ratio of camera is very high, and has multiple acquisition pictures simultaneously, enriches picture acquisition Content, and its fixing device stability is good, ensure that the acquisition quality of picture.
Although the patent can be adjusted in photography height and orientation angles, it is by elevating lever to camera It is highly adjusted, when the highly desirable large span of camera is adjusted, which is difficult to quickly reach certain height, separately On the one hand, which can only compare camera heights in vertical direction and angle is adjusted in the case that pedestal is fixed, no Camera can be adjusted in a spatial dimension, there can be certain limit to the patent when pedestal more than spatial dimension is smaller It makes and uses, therefore the flexibility of the patent is poor.
Invention content
It is an object of the invention to:It is low to solve stent efficiency when adjusting camera heights in the prior art, adjusts entirety side The problem of flexibility is poor when parallactic angle is spent provides a kind of more efficient, better smart meeting room video camera adjustable supporting of flexibility Frame.
The technical solution adopted by the present invention is as follows:
A kind of smart meeting room video camera adjustable support including pedestal, is hinged with second support, second support on pedestal The other end be hinged with first support, the other end of first support is hinged with the set casing for installing video camera.
Wherein, the junction of first support and second support is additionally provided with the articulated joints of control rotation, described hinged Connector includes the fluted disc in the upper chamber of first support and being fixedly connected in the epicoele chamber interior walls of first support, is located at The bottom chamber of second support and the first from left right side are hinged on left anti-bull stick and right anti-bull stick on the lower chambers inner wall of second support, Fluted disc include coaxial arrangement large fluted disc, small tooth plate, large fluted disc, small tooth plate outer rim be respectively provided with teeth, the cavity of resorption of second support The sliding bar of a Y-shaped is provided in chamber interior walls between two groups of anti-bull sticks, two upper ends of sliding bar have been respectively articulated with Left slider and right sliding block, left slider are sheathed in the middle part of left anti-bull stick, and right sliding block is sheathed in the middle part of right anti-bull stick, left anti-rotation The end of bar, right anti-bull stick end be the bending section that can be caught in adjacent two tooth on same fluted disc.
Wherein, the line between one end and fluted disc far from fluted disc of sliding bar is in the vertical direction.
Wherein, articulated joints is again provided between set casing and first support and between second support and pedestal.
Wherein, spring clip is provided on pedestal, mounting hole is offered on spring clip.
In conclusion by adopting the above-described technical solution, the beneficial effects of the invention are as follows:
1st, it in the present invention, is hinged by the first support for setting freely activity with second support so that whole movable model It encloses more extensively, in the height for adjusting video camera, directly struts first support and second support, it is more efficient.In addition, set casing Hinged between first support, hinged between second support and pedestal, setting, which enhances, in this way adjusts camera angle Convenience.For entirety for adjusting in the technical problems such as camera height and angle, flexibility is more preferable, more efficient.
2nd, in the present invention, by setting articulated joints between first support and second support, on the one hand can pass through Articulated joints realizes the screens to first support, second support so that first support with second support when rotated, rotation Turning direction can only rotate along a direction, the risk for preventing camera gravity from stent crushing, in addition, articulated joints is set " click " mechanism can also when camera height and orientation is fixed for whole stability to protect, keep away The generation for stent being caused to collapse due to hinged place loosens between stent is exempted from.
3rd, in the present invention, by setting the line between sliding bar one end and fluted disc far from fluted disc in the vertical direction, In this way so that the operating position of sliding bar and the center of fluted disc are facilitated on same vertical line for left anti-bull stick, right anti-rotation The assurance of bar position makes whole harmony more preferable.
4th, in the present invention, by all setting articulated joints in all hinged places so that overall structure is more stablized, enhancing The stability of camera in use.
5th, in the present invention, by setting spring clip on pedestal, mounting hole is in addition additionally provided on spring clip, this sample prescription Fixation of the invention under some particular surroundings, extend its usage scenario, increase the scope of application.
Description of the drawings
Fig. 1 is the structure diagram of the present invention;
Fig. 2 is the partial structural diagram in the present invention;
Fig. 3 is the structure diagram of articulated joints in the present invention;
It is marked in figure:1- pedestals, 2- second supports, 3- first supports, 4- set casings, 5- articulated joints, the small teeth of 51- Disk, 52- large fluted discs, 53- teeth, the right anti-bull sticks of 54-, the left anti-bull sticks of 55-, 56- left sliders, 57- sliding bars, the right sliding blocks of 58-.
Specific embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, it is right The present invention is further elaborated.It should be appreciated that specific embodiment described herein is only to explain the present invention, not For limiting the present invention.
A kind of smart meeting room video camera adjustable support including pedestal, is hinged with second support, second support on pedestal The other end be hinged with first support, the other end of first support is hinged with the set casing for installing video camera.By video camera It prevents in set casing, camera height can be adjusted by the position relationship adjusted between first support and second support, Additionally by the position relationship between the position relationship or second support and pedestal adjusted between set casing and first support just The angle of video camera can be adjusted, adjust on the whole flexible and convenient and adjusted more efficient.
As preference, the junction of first support and second support is additionally provided with the articulated joints of control rotation, institute It states articulated joints and includes the tooth in the upper chamber of first support and being fixedly connected in the epicoele chamber interior walls of first support Disk, the bottom chamber positioned at second support and the first from left right side are hinged on left anti-bull stick and the right side on the lower chambers inner wall of second support Anti-bull stick, fluted disc are connected to by articulated shaft on the inner wall of the upper chamber of first support, and fluted disc can with first support around The axis rotation of articulated shaft.Fluted disc includes the large fluted disc of coaxial arrangement, small tooth plate, and large fluted disc, small tooth plate are together with first support Together around the axis of articulated shaft rotate, large fluted disc, small tooth plate outer rim be respectively provided with it is with teeth, consequently facilitating by way of limiting tooth To limit the rotation of first support.The anti-bull stick includes left anti-bull stick and right anti-bull stick, and left anti-bull stick, right anti-bull stick are located at second The left and right sides of stent lower chambers.Left anti-bull stick, right anti-bull stick bottom be hinged to second support the inner wall of lower chambers on, Left anti-bull stick, right anti-bull stick the other end stretch into upper chamber, so as to which left anti-bull stick, right anti-bull stick can be in upper chamber, lower chambers It is rotated in the chamber of composition.Left anti-bull stick, right anti-bull stick the other end be bending section, so as to rotate left anti-bull stick or right anti- More easily the bending section of left anti-bull stick can be caught between adjacent two tooth of small tooth plate during bull stick, the bending of right anti-bull stick Portion is caught between adjacent two tooth of large fluted disc.The lower chambers inner wall of second support is upper to be provided with one between two groups of anti-bull sticks The sliding bar of Y-shaped, the sliding bar can transversely or longitudinally be moved along the inner wall of second support, which is located at left anti-rotation Between bar, right anti-bull stick, left slider and right sliding block are also hinged in two upper ends of sliding bar, the another of left slider is set in a left side The middle part of anti-bull stick, the middle part for being set in right anti-bull stick of right sliding block.During the work time, sliding bar is first laterally pulled, it will be right The bending section of anti-bull stick is caught in the between cog of large fluted disc;Then first support, second support are rotated, in first support, second support Between during relative rotation, large fluted disc will be rotated relative to the bending section of right anti-bull stick, and the tooth on large fluted disc can be past at this time The bending section for right anti-bull stick of extrapolating, and the bending section of right anti-bull stick is caught in remaining corresponding between cog of large fluted disc, it is curved due to having Pars convoluta is caught in the between cog of large fluted disc, is rotated backward so as to limit large fluted disc, so as to fulfill rotation first support, second During frame, it can only ensure that first support, second support are rotated along some direction, can not rotate in opposite direction, so as to It realizes when by rotating first support, second support, can prevent first support, second support from rotating backward, improve the hinge The stability of connecting connector.In addition, rotation turntable, the bending section of left anti-bull stick is caught in the between cog of small tooth plate, principle with it is above-mentioned Situation is identical.On the other hand, when sliding bar is slided downwards, left anti-bull stick and right anti-bull stick can be all caught in fluted disc Tooth in, so as to limit the rotation between first support and second support, so as to ensure whole stability, when by sliding bar Upwards when being slided, can by left anti-bull stick and right anti-bull stick all far from fluted disc, so as to make first support and second support it Between freely arbitrarily rotation.
As preference, the line between sliding bar one end and fluted disc far from fluted disc is in the vertical direction.Cause in this way The operating position of sliding bar and the center of fluted disc are facilitated on same vertical line for left anti-bull stick, right anti-bull stick position It holds, makes whole harmony more preferable.
As preference, it is again provided with hingedly connecting between set casing and first support and between second support and pedestal Fitting.In this way so that overall structure is more stablized, the stability of camera in use is enhanced.
As preference, being provided with spring clip on pedestal, mounting hole is offered on spring clip.Spring clip can be non-to some The object or on-plane surface of rule are firmly grasped, and facilitate the fixation of integral support;And by setting mounting hole on spring clip, add The big fixation degree of stent, enhances whole stability.
Embodiment 1
A kind of smart meeting room video camera adjustable support including pedestal, is hinged with second support, second support on pedestal The other end be hinged with first support, the other end of first support is hinged with the set casing for installing video camera.By video camera It prevents in set casing, camera height can be adjusted by the position relationship adjusted between first support and second support, Additionally by the position relationship between the position relationship or second support and pedestal adjusted between set casing and first support just The angle of video camera can be adjusted, adjust on the whole flexible and convenient and adjusted more efficient.
Embodiment 2
On the basis of embodiment 1, the junction of first support and second support is additionally provided with the company of being hinged of control rotation Fitting, the articulated joints include in the upper chamber of first support and are fixedly connected on the epicoele chamber interior walls of first support On fluted disc, the bottom chamber positioned at second support and the first from left right side be hinged on left anti-rotation on the lower chambers inner wall of second support Bar and right anti-bull stick, fluted disc are connected to by articulated shaft on the inner wall of the upper chamber of first support, and fluted disc can be with first support It is rotated together around the axis of articulated shaft.Fluted disc includes the large fluted disc of coaxial arrangement, small tooth plate, and large fluted disc, small tooth plate are together with the One stent together around the axis of articulated shaft rotate, large fluted disc, small tooth plate outer rim be respectively provided with it is with teeth, consequently facilitating by limiting tooth Mode limit the rotation of first support.The anti-bull stick includes left anti-bull stick and right anti-bull stick, left anti-bull stick, right anti-bull stick position In the left and right sides of second support lower chambers.Left anti-bull stick, right anti-bull stick bottom be hinged to the lower chambers of second support On inner wall, left anti-bull stick, right anti-bull stick the other end stretch into upper chamber, so as to left anti-bull stick, right anti-bull stick can upper chamber, It is rotated in the chamber of lower chambers composition.Left anti-bull stick, right anti-bull stick the other end be bending section, so as to rotate left anti-bull stick Or more easily the bending section of left anti-bull stick can be caught between adjacent two tooth of small tooth plate during right anti-bull stick, right anti-bull stick Bending section be caught between adjacent two tooth of large fluted disc.The lower chambers inner wall of second support is upper to be set between two groups of anti-bull sticks There is the sliding bar of a Y-shaped, which can transversely or longitudinally move along the inner wall of second support, which is located at Between left anti-bull stick, right anti-bull stick, left slider and right sliding block, the another set of left slider are also hinged in two upper ends of sliding bar It is located at the middle part of left anti-bull stick, the middle part for being set in right anti-bull stick of right sliding block.During the work time, it first laterally pulls and slides The bending section of right anti-bull stick is caught in the between cog of large fluted disc by bar;Then first support, second support are rotated, in first support, the Between two stents during relative rotation, large fluted disc will be rotated relative to the bending section of right anti-bull stick, at this time the tooth on large fluted disc It is capable of the bending section of the past right anti-bull stick of extrapolation, and the bending section of right anti-bull stick is caught in remaining corresponding between cog of large fluted disc, by In the between cog for thering is bending section to be caught in large fluted disc, rotated backward so as to limit large fluted disc, so as to fulfill rotation first support, During second support, it can only ensure that first support, second support are rotated along some direction, can not rotate in opposite direction, from And can realize when by rotating first support, second support, it can prevent first support, second support from rotating backward, carry The stability of the high articulated joints.In addition, rotating turntable, the bending section of left anti-bull stick is caught in the between cog of small tooth plate, principle It is identical with the above situation.On the other hand, when sliding bar is slided downwards, left anti-bull stick and right anti-bull stick can all be blocked In the tooth for entering fluted disc, so as to limit the rotation between first support and second support, so as to ensure whole stability, as general It, can be by left anti-bull stick and right anti-bull stick all far from fluted disc, so as to make first support and second when sliding bar is slided upwards Freely arbitrarily rotation between stent.
Embodiment 3
On the basis of embodiment 2, the line between sliding bar one end and fluted disc far from fluted disc is in the vertical direction.This Sample causes the operating position of sliding bar and the center of fluted disc on same vertical line, to facilitate for left anti-bull stick, right anti-bull stick The assurance of position makes whole harmony more preferable.
Embodiment 4
On the basis of embodiment 2 or 3, equally set between set casing and first support and between second support and pedestal It is equipped with articulated joints.In this way so that overall structure is more stablized, the stability of camera in use is enhanced.
Embodiment 5
On the basis of embodiment 1, spring clip is provided on pedestal, mounting hole is offered on spring clip.Spring clip can be with Some irregular objects or on-plane surface are firmly grasped, facilitate the fixation of integral support;And by being set on spring clip Mounting hole increases the fixation degree of stent, enhances whole stability.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention All any modification, equivalent and improvement made within refreshing and principle etc., should all be included in the protection scope of the present invention.

Claims (5)

1. a kind of smart meeting room video camera adjustable support, including pedestal (1), it is characterised in that:Is hinged on pedestal (1) Two stents (2), the other end of second support (2) are hinged with first support (3), and the other end of first support (3), which is hinged with, to be used for The set casing (4) of video camera is installed.
2. a kind of smart meeting room video camera adjustable support as described in claim 1, it is characterised in that:First support (3) The articulated joints (7) of control rotation is additionally provided with the junction of second support (2), the articulated joints (7) is including position In in the upper chamber of first support (3) and be fixedly connected in the epicoele chamber interior walls of first support (3) fluted disc, positioned at second The left anti-bull stick (55) and the right side that the bottom chamber of frame (4) and the first from left right side are hinged on the lower chambers inner wall of second support (4) are prevented Bull stick (54), fluted disc include coaxial arrangement large fluted disc (52), small tooth plate (51), large fluted disc (52), small tooth plate (51) outer rim It is respectively provided with (53) with teeth, the upper cunning that a Y-shaped is provided between two groups of anti-bull sticks of lower chambers inner wall of second support (4) Lever (57), two upper ends of sliding bar (57) have been respectively articulated with left slider (56) and right sliding block (58), left slider (56) It being sheathed in the middle part of left anti-bull stick (55), right sliding block (58) is sheathed in the middle part of right anti-bull stick (54), the end of left anti-bull stick (55), The end of right anti-bull stick (54) is the bending section that can be caught in adjacent two tooth (53) on same fluted disc.
3. a kind of smart meeting room video camera adjustable support as claimed in claim 2, it is characterised in that:Sliding bar (57) is remote The line between one end and fluted disc from fluted disc is in the vertical direction.
4. a kind of smart meeting room video camera adjustable support as claimed in claim 2 or claim 3, it is characterised in that:Set casing (4) Articulated joints (7) is again provided between first support (3) and between second support (2) and pedestal (1).
5. a kind of smart meeting room video camera adjustable support as described in claim 1, it is characterised in that:Pedestal is set on (1) Spring clip is equipped with, mounting hole is offered on spring clip.
CN201810231905.8A 2018-03-20 2018-03-20 A kind of smart meeting room video camera adjustable support Withdrawn CN108224031A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810231905.8A CN108224031A (en) 2018-03-20 2018-03-20 A kind of smart meeting room video camera adjustable support

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Application Number Priority Date Filing Date Title
CN201810231905.8A CN108224031A (en) 2018-03-20 2018-03-20 A kind of smart meeting room video camera adjustable support

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110150920A (en) * 2019-05-30 2019-08-23 重庆工业职业技术学院 A kind of foundation publicity showcase

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Publication number Priority date Publication date Assignee Title
US1177764A (en) * 1915-03-17 1916-04-04 Louis C Smith Ratchet-wrench.
US2851914A (en) * 1956-12-10 1958-09-16 William F Zeckzer Open end ratchet wrench
TWM296764U (en) * 2006-03-31 2006-09-01 Fu-Yi Chan Structure of wrench
CN101618529A (en) * 2008-07-04 2010-01-06 胡厚飞 Three-segment toggling button wrench
CN103754082A (en) * 2013-10-21 2014-04-30 江苏大学 Bidirectionally controllable ratchet mechanism in rotational motion direction and control method thereof
CN104776306A (en) * 2015-03-31 2015-07-15 苏州固基电子科技有限公司 Portable suspension support
US20160288302A1 (en) * 2015-04-02 2016-10-06 Wheelfloat, Inc. Ratchet Mechanism
CN208281753U (en) * 2018-03-20 2018-12-25 郑州大轩电子科技有限公司 A kind of smart meeting room video camera adjustable support

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1177764A (en) * 1915-03-17 1916-04-04 Louis C Smith Ratchet-wrench.
US2851914A (en) * 1956-12-10 1958-09-16 William F Zeckzer Open end ratchet wrench
TWM296764U (en) * 2006-03-31 2006-09-01 Fu-Yi Chan Structure of wrench
CN101618529A (en) * 2008-07-04 2010-01-06 胡厚飞 Three-segment toggling button wrench
CN103754082A (en) * 2013-10-21 2014-04-30 江苏大学 Bidirectionally controllable ratchet mechanism in rotational motion direction and control method thereof
CN104776306A (en) * 2015-03-31 2015-07-15 苏州固基电子科技有限公司 Portable suspension support
US20160288302A1 (en) * 2015-04-02 2016-10-06 Wheelfloat, Inc. Ratchet Mechanism
CN208281753U (en) * 2018-03-20 2018-12-25 郑州大轩电子科技有限公司 A kind of smart meeting room video camera adjustable support

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110150920A (en) * 2019-05-30 2019-08-23 重庆工业职业技术学院 A kind of foundation publicity showcase
CN110150920B (en) * 2019-05-30 2020-10-23 重庆工业职业技术学院 Show cupboard is used in startup propaganda

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Application publication date: 20180629

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