CN110145579A - A kind of multi-deck extension bar - Google Patents
A kind of multi-deck extension bar Download PDFInfo
- Publication number
- CN110145579A CN110145579A CN201910386329.9A CN201910386329A CN110145579A CN 110145579 A CN110145579 A CN 110145579A CN 201910386329 A CN201910386329 A CN 201910386329A CN 110145579 A CN110145579 A CN 110145579A
- Authority
- CN
- China
- Prior art keywords
- inner tube
- deck
- screw rod
- extension bar
- directive wheel
- 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.)
- Pending
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 51
- 230000000630 rising effect Effects 0.000 claims abstract description 6
- 230000005611 electricity Effects 0.000 claims 1
- 230000008450 motivation Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 230000008602 contraction Effects 0.000 description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B7/00—Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections
- F16B7/10—Telescoping systems
- F16B7/14—Telescoping systems locking in intermediate non-discrete positions
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
- F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
- F16H25/20—Screw mechanisms
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
- F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
- F16H25/20—Screw mechanisms
- F16H2025/2059—Superposing movement by two screws, e.g. with opposite thread direction
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
- F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
- F16H25/20—Screw mechanisms
- F16H2025/2062—Arrangements for driving the actuator
- F16H2025/2081—Parallel arrangement of drive motor to screw axis
Abstract
The invention discloses a kind of multi-deck extension bars, including at least three section casings and retractable driving device, the three sections casing ecto-entad is followed successively by outer tube, the first inner tube and the second inner tube, wherein, the telescoping drive mechanism includes the double-deck screw mandrel drive mechanism, spline guiding interlinked mechanism and directive wheel synkinesia mechanism；Wherein the double-deck screw mandrel drive mechanism is for driving the double-deck screw rod to rotate, so that first inner tube and/or the second inner tube be driven to carry out rising or falling movement；The spline guiding interlinked mechanism is point-blank run for controlling the double-deck screw rod；The directive wheel synkinesia mechanism is for controlling the traffic direction of the double-deck screw rod.The multi-deck extension bar of the embodiment of the present invention drives three section casings mobile, achievees the purpose that multi-deck extension and jacking, effectively reduce working space, improve the service life of component by the double-deck screw mandrel drive mechanism.
Description
Technical field
The present invention relates to robot, intelligent patrol detection vehicle, video monitoring cradle head control technical field more particularly to a kind of multilayers
Telescopic rod.
Background technique
Telescopic rod is socketed to form by more piece rod piece, and because having contraction, which kind of is small in order to carry and collect, and expansion is
The characteristics of meeting using length requirement, is widely used in people's daily life.
Telescopic rod structure common at present, one is realize that each rod piece is mutually unfolded or receives using the damping piece between loop bar
Positioning after contracting；Positioning after realizing each rod piece expansion one is the locating piece using set boom end setting or shrink.No matter what
The exhibition receipts of the structure of kind mode, this telescopic rod are both needed to be manually operated, and need to adjust length needed for telescopic rod, Wu Fajin repeatedly in use
Length needed for reaching user fastly, when use, are time-consuming and laborious.
Therefore, the existing technology needs to be improved and developed.
Summary of the invention
In view of above-mentioned deficiencies of the prior art, the purpose of the present invention is to provide a kind of multi-deck extension bars, it is intended to solve existing
Have telescopic rod in technology that need to be unfolded and bounce back manually, when use time-consuming and laborious problem.
Technical scheme is as follows:
First aspect of the embodiment of the present invention provides a kind of multi-deck extension bar, including at least three section casings and flexible driving dress
It sets, the three sections casing ecto-entad is followed successively by outer tube, the first inner tube and the second inner tube,
Wherein, the telescoping drive mechanism includes that the double-deck screw mandrel drive mechanism, spline guiding interlinked mechanism and directive wheel are auxiliary
Help movement mechanism；
Wherein the double-deck screw mandrel drive mechanism is for driving the double-deck screw rod to rotate, thus drive first inner tube and/
Or second inner tube carry out rising or falling movement；The spline guiding interlinked mechanism is for controlling the double-deck screw rod point-blank
Operation；The directive wheel synkinesia mechanism is for controlling the traffic direction of the double-deck screw rod.
Optionally, the double-deck screw mandrel drive mechanism includes driving motor, bottom internal layer screw rod and middle part outer layer screw rod, institute
It states bottom internal layer screw rod to be connected through a screw thread with the middle part outer layer screw rod, the bottom of the bottom internal layer screw rod is provided with driving
Motor.
Optionally, the spline guiding interlinked mechanism includes inner hollow spline and intermediate spline device, the inner hollow
Spline is arranged in the bottom internal layer screw rod, and the intermediate spline device is arranged in the inner hollow spline.
Optionally, the directive wheel installing mechanism includes the first inner tube directive wheel, the first inner tube guide wheel shaft, the second inner tube
Directive wheel and the second inner tube guiding axis；The outer tube and first is arranged in the first inner tube directive wheel and the first inner tube guide wheel shaft
Between inner tube, the second inner tube directive wheel and the setting of the second inner tube guiding axis first inner tube and second inner tube it
Between；The first inner tube directive wheel and the first inner tube guide wheel shaft are used to position the direction of motion of bottom internal layer screw rod,
The second inner tube directive wheel and the second inner tube guide wheel shaft are for positioning the direction of motion of middle part outer layer screw rod.
Optionally, the directive wheel installing mechanism further includes shell and guide rod, and guide rod includes that inside is bumped into guide rod and outside
It is bumped into guide rod, the inside is bumped into the inside that guide rod is located at the shell, and the outside is bumped into guide rod and is located at the outer of the shell
Side.
Optionally, the guide rod and the shell are integrally formed.
Optionally, the driving motor is stepper motor.
Optionally, the inside is bumped into guide rod and to be bumped into guide rod be cylinder for outside.
Optionally, the outer tube, the first inner tube and second inner tube are hollow setting, the outer diameter of second inner tube
Less than the outer diameter of first inner tube, the outer diameter of first inner tube is less than the outer diameter of said inner tube.
Optionally, the bottom closing of the outer tube and the top end opening of the outer tube, first inner tube are arranged described
In outer tube, and the top of first inner tube is run through the top end opening of the outer tube and is upwardly extended, the bottom of first inner tube
End is connect with the middle part outer layer screw rod；Second inner tube is arranged in first inner tube, and the top of second inner tube
End is run through the top end opening of first inner tube and is upwardly extended, and the bottom end of second inner tube and the bottom internal layer screw rod connect
It connects.
The utility model has the advantages that the invention discloses a kind of multi-deck extension bar, the multi-deck extension bar of the embodiment of the present invention passes through bilayer
Screw mandrel drive mechanism drives three section casings mobile, achievees the purpose that multi-deck extension and jacking, effectively reduces working space, mentions
The high service life of component.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the contraction state of multi-deck extension bar preferred embodiment of the present invention.
Fig. 2 is a kind of structural schematic diagram of the stretching state of the preferred embodiment of multi-deck extension bar of the present invention.
Fig. 3 is a kind of structural schematic diagram of the double-deck screw mandrel drive mechanism of multi-deck extension bar preferred embodiment of the present invention.
Fig. 4 is the structural schematic diagram for the preferred embodiment that a kind of spline of multi-deck extension bar of the present invention is oriented to interlinked mechanism.
Fig. 5 is a kind of structural schematic diagram of the preferred embodiment of the directive wheel installing mechanism of multi-deck extension bar of the present invention.
Fig. 6 is a kind of structural representation of the shell of multi-deck extension bar and the integrally formed preferred embodiment of guide rod of the present invention
Figure.
Fig. 7 is a kind of knot of second inner tube of multi-deck extension bar of present invention preferred embodiment integrally formed with internal guide rod
Structure schematic diagram.
Specific embodiment
To make the purpose of the present invention, technical solution and effect clearer, clear and definite, below to the present invention further specifically
It is bright.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
It should be noted that structure depicted in this specification attached drawing, ratio, size etc., only to cooperate specification
Revealed content is not intended to limit the invention enforceable restriction item so that those skilled in the art understands and reads
Part, therefore do not have technical essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size are not influencing
Under the effect of present invention can be generated and the purpose that can reach, should all still fall in disclosed technology contents can cover
In the range of.Meanwhile in this specification cited such as "upper", "lower", "left", "right", " centre " term, also only just
In being illustrated for narration, rather than to limit the scope of the invention, relativeness is altered or modified, without substantive change
Under more technology contents, when change is considered as the enforceable scope of the present invention.
To solve the above problems, please refer to Fig. 1, Fig. 2 the embodiment of the invention provides a kind of multi-deck extension bar, as Fig. 1,
Shown in Fig. 2, multi-deck extension bar includes that at least three section casings and retractable driving device, three section casing ecto-entads are followed successively by outer tube
11, the first inner tube 12 and the second inner tube 13, wherein telescoping drive mechanism includes the double-deck screw mandrel drive mechanism, spline guiding gearing
Mechanism and directive wheel synkinesia mechanism；Wherein the double-deck screw mandrel drive mechanism is for driving the double-deck screw rod to rotate, to drive the
One inner tube and/or the second inner tube carry out rising or falling movement；Spline guiding interlinked mechanism is for controlling the double-deck screw rod at one
It is run on straight line；Directive wheel synkinesia mechanism is for controlling the traffic direction of the double-deck screw rod.
When it is implemented, multi-deck extension bar, by taking three section casings as an example, three section casing ecto-entads are followed successively by outer tube 11, first
Inner tube 12 and the second inner tube 13, pedestal 14 is additionally provided on multi-deck extension bar, and three section casings are arranged on pedestal 14.Multi-deck extension
Bar further includes the telescoping drive mechanism for driving three section casings to be stretched out or shunk.Further telescoping drive mechanism includes bilayer
Screw mandrel drive mechanism, spline guiding interlinked mechanism and directive wheel synkinesia mechanism.The double-deck screw rod is for driving the double-deck screw rod to revolve
Turn, the first inner tube and/or the second inner tube is driven to carry out rising or falling movement in the double-deck screw rod rotary course.In multi-deck extension bar
In contraction state, the double-deck screw rod rotation drives the first inner tube and/or the second inner tube to carry out vertical motion；At multi-deck extension bar
In the state of stretching, the double-deck screw rod rotation drives the first inner tube and/or the second inner tube to carry out lowering action.Spline is oriented to interlinked mechanism
For guaranteeing that the double-deck screw rod is point-blank run, and directive wheel synkinesia mechanism controls the traffic direction of the double-deck screw rod,
Avoid the occurrence of deviation.
Still further, outer tube, the first inner tube and the second inner tube are hollow setting, the outer diameter of the second inner tube is less than first
The outer diameter of inner tube, the outer diameter of the first inner tube are less than the outer diameter of inner tube.
Still further, the bottom closing of outer tube and the top end opening of outer tube, the first inner tube are arranged in outer tube, and first
The top of inner tube is run through the top end opening of outer tube and is upwardly extended, and the bottom end of the first inner tube is connect with middle part outer layer screw rod；Second
Inner tube is arranged in the first inner tube, and the top of the second inner tube is run through the top end opening of the first inner tube and upwardly extended, in second
The bottom end of pipe is connect with bottom internal layer screw rod.
Still further, as shown in figure 3, the double-deck screw mandrel drive mechanism includes driving motor 21,22 and of bottom internal layer screw rod
Middle part outer layer screw rod 23, bottom internal layer screw rod is connected through a screw thread with middle part outer layer screw rod, the bottom setting of bottom internal layer screw rod
There is driving motor.
Preferably, in order to drive the first inner tube and the second inner tube to drive, the double-deck screw rod is needed to be driven, wherein the double-deck silk
Bar is followed successively by bottom internal layer screw rod and middle part outer layer screw rod from inside to outside, and bottom internal layer screw rod and middle part outer layer screw rod pass through screw thread
Connection, the bottom of bottom internal layer screw rod is provided with driving motor.Wherein driving motor 21 is stepper motor.Stepper motor upper end
Output shaft is fixedly connected by shaft coupling with bottom internal layer screw rod bottom, and bottom internal layer screw rod carries out under the drive of stepper motor
Rotation, so that first inner tube be driven to carry out rising or falling movement.
Further, as shown in figure 4, spline guiding interlinked mechanism includes inner hollow spline 31 and intermediate spline device 32,
Inner hollow spline is arranged in bottom internal layer screw rod, and intermediate spline device is arranged in internal hollow flower key.
Specifically, by the cooperation of inner hollow spline and intermediate spline device, promote bottom internal layer screw rod and middle part outer layer
The rotary motion of screw rod.Flat dey joint is usually used in coupling for gear with interference fit or shaft coupling and axis.Usual spline connection
Connecing this connection is not interference, thus coupled part needs axial restraint.Spline couples bearing capacity height, to neutrality
It is good.
Specific working principle are as follows: by the motor driven of multi-deck extension bar bottom, pass through an electrical power source interior
Ball spline connection, while controlling two screw rods and point-blank running, achieve the purpose that multi-deck extension and jacking, effectively
Working space is reduced, the service life of component is improved.Further, multi-deck extension bar, which is mounted on, moves or is fixed on one
Place, which is powered, carries out process control.
Further, as shown in figure 5, directive wheel installing mechanism includes the first inner tube directive wheel 41, the first inner tube directive wheel
Axis 42, the second inner tube directive wheel 43 and the second inner tube guiding axis 44；First inner tube directive wheel and the first inner tube guide wheel shaft are arranged
Between outer tube and the first inner tube, the second inner tube directive wheel and the setting of the second inner tube guiding axis the first inner tube and the second inner tube it
Between；First inner tube directive wheel and the first inner tube guide wheel shaft are for positioning the direction of motion of bottom internal layer screw rod, and second
Inner tube directive wheel and the second inner tube guide wheel shaft are for positioning the direction of motion of middle part outer layer screw rod.
Still further, guide rod includes internal edge as shown in fig. 6, directive wheel installing mechanism further includes shell 51 and guide rod
Enter guide rod 52 and outside is bumped into guide rod 53, inside is bumped into the inside that guide rod 52 is located at shell, and outside is bumped into guide rod 53 and is located at shell
Outside.
Specifically, guide rod and shell are integrally formed.Inside is bumped into guide rod and to be bumped into guide rod be cylinder for outside.It is cylindrical
Guide rod rotation when, friction is small, can effectively improve the service life of component.
Still further, as shown in fig. 7, being additionally provided on the shell of the second inner tube 13 of multi-deck extension bar and shell one
The inside guide rod 15 of forming.Internal guide rod 15 is cylinder.When cylindrical inside guide rod rotates, the second inner tube and first is reduced
Frictional force between inner tube can effectively improve the service life of component.
It should be understood that the application of the present invention is not limited to the above for those of ordinary skills can
With improvement or transformation based on the above description, all these modifications and variations all should belong to the guarantor of appended claims of the present invention
Protect range.
Claims (10)
1. a kind of multi-deck extension bar, which is characterized in that including at least three section casings and retractable driving device, the three sections casing by
It is followed successively by outer tube, the first inner tube and the second inner tube outside to inside,
Wherein, the telescoping drive mechanism includes the double-deck screw mandrel drive mechanism, spline guiding interlinked mechanism and directive wheel auxiliary fortune
Motivation structure；
Wherein the double-deck screw mandrel drive mechanism is for driving the double-deck screw rod to rotate, to drive first inner tube and/or the
Two inner tubes carry out rising or falling movement；The spline guiding interlinked mechanism is point-blank transported for controlling the double-deck screw rod
Row；The directive wheel synkinesia mechanism is for controlling the traffic direction of the double-deck screw rod.
2. multi-deck extension bar according to claim 1, which is characterized in that the bilayer screw mandrel drive mechanism includes driving electricity
Machine, bottom internal layer screw rod and middle part outer layer screw rod, the bottom internal layer screw rod are connected through a screw thread with the middle part outer layer screw rod,
The bottom of the bottom internal layer screw rod is provided with driving motor.
3. multi-deck extension bar according to claim 2, which is characterized in that the spline guiding interlinked mechanism includes in inside
Empty spline and intermediate spline device, the inner hollow spline are arranged in the bottom internal layer screw rod, and the intermediate spline device is set
It sets in the inner hollow spline.
4. multi-deck extension bar according to claim 2, which is characterized in that the directive wheel installing mechanism includes the first inner tube
Directive wheel, the first inner tube guide wheel shaft, the second inner tube directive wheel and the second inner tube guiding axis；The first inner tube directive wheel and
One inner tube guide wheel shaft is arranged between the outer tube and the first inner tube, and the second inner tube directive wheel and the second inner tube guiding axis are set
It sets between first inner tube and second inner tube；The first inner tube directive wheel and the first inner tube guide wheel shaft for pair
The direction of motion of bottom internal layer screw rod is positioned, and the second inner tube directive wheel and the second inner tube guide wheel shaft are used for middle part
The direction of motion of outer layer screw rod is positioned.
5. multi-deck extension bar according to claim 4, which is characterized in that the directive wheel installing mechanism further include shell and
Guide rod, guide rod include that inside is bumped into guide rod and outside is bumped into guide rod, and the inside is bumped into the inside that guide rod is located at the shell, institute
It states outside and is bumped into the outside that guide rod is located at the shell.
6. multi-deck extension bar according to claim 5, which is characterized in that the guide rod and the shell are integrally formed.
7. multi-deck extension bar according to claim 1, which is characterized in that the driving motor is stepper motor.
8. multi-deck extension bar according to claim 6, which is characterized in that the inside is bumped into guide rod and outside is bumped into guide rod
It is cylinder.
9. multi-deck extension bar according to claim 1, which is characterized in that in the outer tube, the first inner tube and described second
Pipe is hollow setting, and the outer diameter of second inner tube is less than the outer diameter of first inner tube, and the outer diameter of first inner tube is small
In the outer diameter of said inner tube.
10. multi-deck extension bar according to claim 2, which is characterized in that the bottom of the outer tube is closed and the outer tube
Top end opening, first inner tube is arranged in the outer tube, and the top of the outer tube is run through on the top of first inner tube
End opening simultaneously upwardly extends, and the bottom end of first inner tube is connect with the middle part outer layer screw rod；The second inner tube setting exists
In first inner tube, and the top of second inner tube is run through the top end opening of first inner tube and is upwardly extended, described
The bottom end of second inner tube is connect with the bottom internal layer screw rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910386329.9A CN110145579A (en) | 2019-05-09 | 2019-05-09 | A kind of multi-deck extension bar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910386329.9A CN110145579A (en) | 2019-05-09 | 2019-05-09 | A kind of multi-deck extension bar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110145579A true CN110145579A (en) | 2019-08-20 |
Family
ID=67595065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910386329.9A Pending CN110145579A (en) | 2019-05-09 | 2019-05-09 | A kind of multi-deck extension bar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110145579A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111098297A (en) * | 2020-01-21 | 2020-05-05 | 深圳瀚维智能医疗科技有限公司 | Telescopic mechanism of manipulator and manipulator |
| CN113116223A (en) * | 2021-04-20 | 2021-07-16 | 宁波汇峰嘉福科技有限公司 | Multi-stage linkage telescopic assembly, telescopic dust suction pipe unit and handheld dust suction equipment |
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|---|---|---|---|---|
| CN102638151A (en) * | 2012-03-31 | 2012-08-15 | 重庆大学 | Telescopic adjusting mechanism |
| CN202444373U (en) * | 2012-02-22 | 2012-09-19 | 吴法根 | Electric telescopic link |
| CN203923257U (en) * | 2014-05-13 | 2014-11-05 | 武汉钢铁(集团)公司 | Steel-making converter proofing unit |
| CN206268195U (en) * | 2016-10-31 | 2017-06-20 | 厦门明和实业有限公司 | The spacing guiding mechanism of Full-automatic telescopic bar |
| CN106923494A (en) * | 2017-05-03 | 2017-07-07 | 郑祥云 | A kind of synchronous push rod and the desk using the synchronous push rod |
| CN210686886U (en) * | 2019-05-09 | 2020-06-05 | 深圳市瑞飞科技有限公司 | Multilayer telescopic link |
-
2019
- 2019-05-09 CN CN201910386329.9A patent/CN110145579A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202444373U (en) * | 2012-02-22 | 2012-09-19 | 吴法根 | Electric telescopic link |
| CN102638151A (en) * | 2012-03-31 | 2012-08-15 | 重庆大学 | Telescopic adjusting mechanism |
| CN203923257U (en) * | 2014-05-13 | 2014-11-05 | 武汉钢铁(集团)公司 | Steel-making converter proofing unit |
| CN206268195U (en) * | 2016-10-31 | 2017-06-20 | 厦门明和实业有限公司 | The spacing guiding mechanism of Full-automatic telescopic bar |
| CN106923494A (en) * | 2017-05-03 | 2017-07-07 | 郑祥云 | A kind of synchronous push rod and the desk using the synchronous push rod |
| CN210686886U (en) * | 2019-05-09 | 2020-06-05 | 深圳市瑞飞科技有限公司 | Multilayer telescopic link |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111098297A (en) * | 2020-01-21 | 2020-05-05 | 深圳瀚维智能医疗科技有限公司 | Telescopic mechanism of manipulator and manipulator |
| CN111098297B (en) * | 2020-01-21 | 2024-01-16 | 深圳瀚维智能医疗科技有限公司 | Telescoping mechanism of manipulator and manipulator |
| CN113116223A (en) * | 2021-04-20 | 2021-07-16 | 宁波汇峰嘉福科技有限公司 | Multi-stage linkage telescopic assembly, telescopic dust suction pipe unit and handheld dust suction equipment |
| CN113116223B (en) * | 2021-04-20 | 2022-12-27 | 宁波汇峰嘉福科技有限公司 | Hand-held dust suction device |
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Effective date of registration: 20210121 Address after: 518000 3rd floor, building C5, Hengfeng Industrial City, 739 Zhoushi Road, Hezhou community, Hangcheng street, Bao'an District, Shenzhen City, Guangdong Province Applicant after: Shenzhen Yunxuan Technology Co.,Ltd. Address before: 518000 east side of the first floor, building C5, Hengfeng Industrial City, Hexiang, Bao'an District, Shenzhen City, Guangdong Province Applicant before: SHENZHEN RUIFEI TECHNOLOGY Co.,Ltd. |
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