CN110173491B - Quick telescoping device of computer machine case - Google Patents
Quick telescoping device of computer machine case Download PDFInfo
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- CN110173491B CN110173491B CN201910429482.5A CN201910429482A CN110173491B CN 110173491 B CN110173491 B CN 110173491B CN 201910429482 A CN201910429482 A CN 201910429482A CN 110173491 B CN110173491 B CN 110173491B
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- 238000005096 rolling process Methods 0.000 claims abstract description 40
- 239000004744 fabric Substances 0.000 claims description 11
- 230000000903 blocking effect Effects 0.000 claims description 2
- 230000000712 assembly Effects 0.000 description 8
- 238000000429 assembly Methods 0.000 description 8
- 230000009471 action Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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- 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
- F16B7/105—Telescoping systems locking in discrete positions, e.g. in extreme extended position
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/18—Packaging or power distribution
- G06F1/181—Enclosures
- G06F1/182—Enclosures with special features, e.g. for use in industrial environments; grounding or shielding against radio frequency interference [RFI] or electromagnetical interference [EMI]
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electromagnetism (AREA)
- Computer Hardware Design (AREA)
- Power Engineering (AREA)
- Human Computer Interaction (AREA)
- General Physics & Mathematics (AREA)
- Transmission Devices (AREA)
- Pivots And Pivotal Connections (AREA)
Abstract
The invention discloses a quick telescopic device of a computer case, which comprises a case front end part, a case rear end part and a sliding stretching part, wherein the case front end part is provided with a first extension part and a second extension part; the invention provides a roller assembly and a rolling sliding groove, which can enable a sliding rod to be more smooth when being folded, wherein a connecting spring is arranged in the ball assembly, and the connecting spring enables a rolling spherical surface to be in close contact with rolling sliding, so that the derailment condition is prevented.
Description
Technical Field
The invention relates to the field of computer hardware, in particular to a quick telescopic device of a computer case.
Background
The case is used as a part of computer accessories and has the main function of placing and fixing the computer accessories, thereby having a supporting and protecting function. The machine case holds various electronic accessories, but the size of machine case in the life can not change usually, but we are when not using the computer for a long time, and the position of machine case is too big, and occupation space is big, is unfavorable for accomodating, and when long distance moved machine case, the volume of machine case is great moreover, needs bigger packing box to pack, and these all give people in the life inconvenience.
Disclosure of Invention
The invention aims to: aiming at the problems, the quick telescopic device of the computer case is provided, and the problem that the case occupies too large volume when not used for a long time is solved.
A quick telescopic device of a computer case comprises a front end part of the case, a rear end part of the case, a sliding stretching part and a pulley part; the sliding stretching part is arranged between the front end part of the case and the rear end part of the case, and the front end part of the case and the rear end part of the case can be relatively displaced through the sliding stretching part, so that the size of the whole space of the case is changed.
Preferably, the sliding stretch section includes a fixed sleeve, a sliding rod, and a rotating disk; the fixing sleeves are arranged on the outer wall of the front end portion of the case, the fixing sleeves are fixedly connected with the front end portion of the case, the fixing sleeves are symmetrically arranged at the upper end and the lower end of the left side wall and the lower end of the right side wall of the front end portion of the case respectively, the axis of the sliding rod is collinear with the axis of the fixing sleeves, and the sliding rod is arranged inside the fixing sleeves.
Preferably, a rear limiting block and a rear locking groove are arranged on the rear side face, close to the front end part of the case, in the fixing sleeve, the rear limiting block is symmetrically arranged in the vertical direction, the rear locking groove is arranged at the front end position of the rear limiting block, the distance range between the rear limiting block and the rear locking groove is 2-5 cm, the rear limiting block protrudes towards the center of the fixing sleeve, and the rear locking groove protrudes towards the outer side wall of the fixing sleeve; and one end of the fixing sleeve, which is far away from the rear side surface of the front end part of the case, is provided with a front limiting block and a front locking groove.
Preferably, rolling sliding grooves are formed in the left wall face and the right wall face inside the fixed sleeve, the cross section of each rolling sliding groove is arc-shaped, the rolling sliding grooves are formed in the length direction of the fixed sleeve, and rubber fixing layers are arranged in the front locking groove and the rear locking groove.
As preferred, the slide bar includes central through-hole, dwang, stopper piece, turning gear, upper end turning block, lower part end turning block and wheel components, the central through-hole runs through the central point of slide bar and puts, the dwang sets up in the central through-hole, turning gear sets up the central point that turns gear on one side tip of slide bar puts and dwang fixed connection, turning gear's cross-sectional area is greater than the cross-sectional area of dwang.
Preferably, the stopper is provided on a side wall of the slide bar near the side of the rotary gear, and a distance between the stopper and the rotary gear is set to be the same as a distance between the rear stopper and the rear lock groove in the fixed sleeve.
Preferably, the upper end rotating block and the lower end rotating block are both of a fan-shaped structure, gear grooves are formed in the arc-shaped surfaces of the upper end rotating block and the lower end rotating block, the gear grooves of the upper end rotating block and the lower end rotating block are respectively meshed with the rotating gears, the upper end rotating block and the lower end rotating block are respectively hinged with the end surface of the sliding rod, limiting posts are arranged on the end surface of the sliding rod, corresponding to the upper end rotating block and the lower end rotating block, and the limiting posts limit the rotation of one side of the fan-shaped rotating block; the side, close to the limiting column, of the arc-shaped surface of the fan-shaped structure is provided with a limiting clamping column, and the height of the limiting clamping column is 3-4 times of the height of the gear groove.
Preferably, the roller assemblies are arranged at the left end and the right end of the outer wall of the sliding rod, the roller assemblies are at least arranged in 2 numbers, the roller assemblies are arranged at positions close to the limiting blocks, the roller assemblies and the limiting block groups are staggered, each roller assembly comprises a rolling cavity, a connecting spring and a ball, the balls are arranged in the rolling cavities, the rolling cavities wrap the balls 3/4, the rolling cavities are fixedly connected with the outer wall of the sliding rod through the connecting springs, the rolling spherical surfaces protruding out of the rolling cavities are in contact with the rolling sliding grooves, and the connecting springs are in a compression state when the sliding rod is arranged in the fixed sleeve.
Preferably, the rotating disc is arranged on the rear end face of the rear end portion of the case, the rotating disc is fixedly connected with the rotating rod, and the rotating rod is driven to rotate through the rotating disc.
Preferably, dustproof cloth is arranged between the rear end part of the case and the front end part of the case, a containing cavity is formed in the rear end face of the front end part of the case, one end of the dustproof cloth is connected with the rear end part of the case, and the other end of the dustproof cloth is fixedly connected with the containing cavity of the front end part of the case.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. the invention provides a sliding stretching part, wherein an upper end rotating block rotates anticlockwise around a hinge point thereof under the action of a rotating gear and a gear, so that the upper end rotating block protrudes out of the end surface of a sliding rod; the lower end rotating block rotates clockwise around the hinge point of the lower end rotating block, so that the lower end rotating block protrudes out of the end surface of the sliding rod, the upper end rotating block and the lower end rotating block respectively protrude out of the end surface of the sliding rod and are embedded into the inner locking groove, so that the sliding rod is locked, and when the rotating rod rotates clockwise, the limiting clamping column is in contact with the rotating gear and has the maximum protruding distance; when the dwang anticlockwise rotation, drive upper end turning block and lower extreme turning block from outstanding slide bar terminal surface gyration to slide bar in the terminal surface, when rotatory turning block and spacing post contact, can't be carrying out anticlockwise rotation, represent this moment in the equal synchronous gyration of upper and lower turning block arrives the terminal surface of slide bar, relieve the locking state promptly, can be quick stabilize quick shrink or expand quick case.
2. The invention provides a roller component and a rolling chute, which can enable a sliding rod to be more smooth when being folded.
Drawings
FIG. 1 is a schematic structural view of a computer case of the present invention when a quick acting retractor is deployed;
FIG. 2 is a schematic view of a computer case of the present invention when the quick expansion device is contracted;
FIG. 3 is a front view of the end face of the slide bar of the present invention;
FIG. 4 is a side view of the end face of the slide bar of the present invention;
FIG. 5 is a schematic view of the overall construction of the fixing sleeve of the present invention;
the labels in the figure are: 1. the front end of the case; 2. the rear end part of the case; 3. a sliding stretching part; 301. fixing the sleeve; 302. a slide bar; 303. rotating the disc; 304. a rear limiting block; 305. a rear locking groove; 306. a front limiting block; 307. a front locking groove; 308. a rolling chute; 310. rotating the rod; 311. a blocking block; 312. a rotating gear; 313. an upper end turning block; 314. a lower end turning block; 316. a limiting column; 317. limiting the clamp column; 318. a rolling chamber; 319. a connecting spring; 320. a ball bearing; 101. a dust cloth; 102. a receiving cavity.
Detailed Description
All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.
Any feature disclosed in this specification (including any accompanying claims, abstract) may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature.
Example 1
A quick telescopic device of a computer case comprises a case front end part 1, a case rear end part 2, a sliding stretching part 3 and a pulley part; the sliding stretching part 3 is arranged between the front end part 1 of the case and the rear end part 2 of the case, and the front end part 1 of the case and the rear end part 2 of the case can be relatively displaced through the sliding stretching part 3, so that the size of the whole space of the case is changed.
The sliding stretch section 3 includes a fixed sleeve 301, a sliding rod 302, and a rotating disk 303; fixed sleeve 301 sets up on the outer wall of quick-witted case front end portion 1, fixed sleeve 301 and quick-witted case front end portion 1 fixed connection, fixed sleeve 301 symmetry respectively sets up the upper and lower both ends at quick-witted case front end portion 1 left and right sides lateral wall, the axis of slide bar 302 and the axis collineation of fixed sleeve 301, slide bar 302 sets up the inside at fixed sleeve 301, slide bar 302 can make a round trip to slide in fixed sleeve 301.
The length of the fixed sleeve 301 is not longer than that of the side wall of the front end portion 1 of the chassis, one end of the fixed sleeve 301 is flush with the rear side face of the front end portion 1 of the chassis, a rear limiting block 304 and a rear locking groove 305 are arranged in the fixed sleeve 301 and close to the rear side face of the front end portion 1 of the chassis, the rear limiting block 304 is symmetrically arranged in the vertical direction, the rear locking groove 305 is arranged at the front end position of the rear limiting block 304, the distance range between the rear limiting block 304 and the rear locking groove 305 is 2-5 cm, the rear limiting block 304 protrudes towards the center of the fixed sleeve 301, and the rear locking groove 305 protrudes towards the outer side wall of the fixed sleeve 301; fixed sleeve 301 is kept away from the one end of quick-witted case front end portion 1 trailing flank and is provided with preceding spacing block 306 and preceding locking groove 307, preceding spacing block 306 sets up in vertical direction symmetry, preceding locking groove 307 sets up the front position of back spacing block 304, preceding spacing block 306 is outstanding to fixed sleeve 301's center, preceding locking groove 307 is outstanding to fixed sleeve 301's lateral wall.
The left wall surface and the right wall surface inside the fixed sleeve 301 are provided with rolling sliding grooves 308, the cross section of each rolling sliding groove 308 is in a circular arc shape, and the rolling sliding grooves 308 are arranged along the length direction of the fixed sleeve 301.
Preceding locking groove 307 with all be provided with the fixed layer of rubber in the back locking groove 305, can make more smooth and easy of locking through the fixed layer of rubber, the fixed layer of rubber can reduce the mechanical contact of locking groove and locking piece, has protected the safety of locking piece.
The cross-sectional area of the rotating gear 312 is larger than that of the rotating lever 310, so that the number of rotating turns can be reduced during rotation, and the rotation is more convenient.
To be more stable in rotation, setting the diameter of the rotating lever 310 to 1/3 that is not smaller than the diameter of the sliding lever 302 can make the torque transmission more stable in rotation.
The stop block 311 is arranged on the side wall of the sliding rod 302 close to the side of the rotating gear 312, the distance between the stop block 311 and the rotating gear 312 is the same as the distance between the rear limit block 304 and the rear locking groove 305 in the fixed sleeve 301, the length setting range is 2-5 cm, the distance setting is the same, when the limit block is in contact with the stop block 311, the rotating gear 312 can enable the upper end rotating block 313 and the lower end rotating block 314 to be rotationally clamped into the rear locking groove 305.
In another embodiment, the distance between the front stopper 306 and the front locking groove 307 is adaptively adjusted so that the rotating gear 312 can rotatably lock the upper end rotating block 313 and the lower end rotating block 314 into the front locking groove 307 when the front stopper 306 is in contact with the stopper 311.
The upper end rotating block 313 and the lower end rotating block 314 are both of a fan-shaped structure, gear grooves are formed in the arc-shaped surfaces of the upper end rotating block 313 and the lower end rotating block, the gear grooves of the upper end rotating block 313 and the lower end rotating block are respectively meshed with the rotating gear 312, the upper end rotating block 313 and the lower end rotating block are respectively hinged with the end surface of the sliding rod 302, a limiting column 316 is arranged on the end surface of the sliding rod 302 at a position corresponding to the upper end rotating block 313 and the lower end rotating block, and the limiting column 316 limits the rotation of one side of the fan-shaped rotating block; be close to spacing post 316 side on the fan-shaped structure arcwall face and be provided with spacing calorie of post 317, spacing calorie of post 317 highly is 3 ~ 4 times of gear groove height.
When the rotating lever 310 rotates clockwise, the upper end rotating block 313 rotates counterclockwise around its hinge point by the action of the rotating gear 312 and the gear, so that the upper end rotating block 313 protrudes from the end surface of the sliding lever 302; the lower end turning block rotates clockwise around the hinge point thereof, so that the lower end turning block protrudes out of the end surface of the sliding rod 302, and the upper end turning block 313 and the lower end turning block respectively protrude out of the end surface of the sliding rod 302 and are embedded into the inner locking groove, so that the sliding rod 302 is locked, and when the rotating rod 310 rotates clockwise to enable the limit clamping column 317 to be in contact with the rotating gear 312, the maximum protruding distance is achieved; when the rotating rod 310 rotates counterclockwise, the upper rotating block 313 and the lower rotating block are driven to rotate back into the end surface of the sliding rod 302 from the end surface of the protruding sliding rod 302, and when the rotating blocks are rotated to be in contact with the limiting posts 316, the rotating blocks cannot rotate counterclockwise, which means that the upper rotating block and the lower rotating block both synchronously rotate back into the end surface of the sliding rod 302, i.e., the locking state is released.
The roller assemblies are arranged at the left end and the right end of the outer wall of the sliding rod 302, at least 2 roller assemblies are arranged, the roller assemblies are arranged at the positions close to the limiting blocks, the roller assemblies and the limiting block groups are staggered, the roller assembly includes a rolling chamber 318, a connecting spring 319, and a ball 320, the ball 320 is disposed in the rolling chamber 318, the rolling chamber 318 encloses 3/4 the ball 320, the rolling chamber 318 is fixedly connected to the outer wall of the sliding rod 302 by a connection spring 319, the rolling spherical surface of the protruding rolling chamber 318 is in contact with the rolling sliding groove 308, and when the sliding rod 302 is disposed in the fixed sleeve 301, the connecting spring 319 is in a compressed state, the sliding rod 302 can be more smoothly folded by the rolling ball and the rolling sliding groove 308, and the rolling spherical surface is in close contact with the rolling sliding surface by a compressed spring, so that the derailment is prevented.
The rotating disc 303 is arranged on the rear end face of the rear end portion 2 of the chassis, the rotating disc 303 is fixedly connected with the rotating rod 310, and the rotating rod 310 is driven to rotate through the rotating disc 303.
When the chassis needs to be moved or stored, the entire chassis is quickly contracted by sliding the stretching part 3, and the dustproof cloth 101 is accommodated in the accommodating cavity 102.
At this time, the arrangement of the electronic devices in the chassis needs to be adaptively adjusted, so that part of the electronic devices are installed in the front end portion 1 of the chassis, part of the electronic devices are installed in the rear end portion 2 of the chassis, and the electronic devices are spatially staggered, and when the front end portion 1 of the chassis and the rear end portion 2 of the chassis are contracted together, all the electronic devices are closely arranged together without being contacted with each other.
Supporting legs are arranged on the front end portion 1 of the case and the rear end portion 2 of the case, and the supporting legs enable the front end portion 1 of the case and the rear end portion 2 of the case to be the same in height.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. A quick telescoping device of computer machine case which characterized in that: comprises a front end part of a case, a rear end part of the case and a sliding stretching part; the sliding stretching part is arranged between the front end part of the case and the rear end part of the case, the front end part of the case and the rear end part of the case can relatively displace through the sliding stretching part, so that the whole space of the case is changed, the sliding stretching part comprises a fixed sleeve, a sliding rod and a rotating disc, the sliding rod comprises a central through hole, a rotating rod, a blocking block, a rotating gear, an upper end rotating block, a lower end rotating block and a roller assembly, the central through hole penetrates through the central position of the sliding rod, the rotating rod is arranged in the central through hole, the rotating gear is arranged on one side end part of the sliding rod, the central position of the rotating gear is fixedly connected with the rotating rod, and the cross sectional area of the rotating gear is larger than that; the stopping block is arranged on the side wall of the sliding rod close to the side of the rotating gear, and the distance between the stopping block and the rotating gear is the same as the distance between the rear limiting block and the rear locking groove in the fixed sleeve.
2. The computer case quick-acting retractor device of claim 1 further comprising: the fixing sleeves are arranged on the outer wall of the front end portion of the case, the fixing sleeves are fixedly connected with the front end portion of the case, the fixing sleeves are symmetrically arranged at the upper end and the lower end of the left side wall and the lower end of the right side wall of the front end portion of the case respectively, the axis of the sliding rod is collinear with the axis of the fixing sleeves, and the sliding rod is arranged inside the fixing sleeves.
3. The computer case quick-acting retractor device of claim 2 further comprising: a rear limiting block and a rear locking groove are arranged on the rear side face, close to the front end part of the case, in the fixing sleeve, the rear limiting block is symmetrically arranged in the vertical direction, the rear locking groove is arranged at the front end position of the rear limiting block, the distance range between the rear limiting block and the rear locking groove is 2-5 cm, the rear limiting block protrudes towards the center of the fixing sleeve, and the rear locking groove protrudes towards the outer side wall of the fixing sleeve; and one end of the fixing sleeve, which is far away from the rear side surface of the front end part of the case, is provided with a front limiting block and a front locking groove.
4. A computer chassis quick-telescoping device of claim 3, wherein: be provided with the roll spout about the fixed sleeve is inside on the wall, the cross section of roll spout is convex, and the roll spout sets up along fixed sleeve length direction, preceding locking groove with back locking inslot all is provided with the rubber fixed layer.
5. The computer case quick-acting retractor device of claim 1 further comprising: the upper end rotating block and the lower end rotating block are of fan-shaped structures, gear grooves are formed in the arc-shaped surfaces of the upper end rotating block and the lower end rotating block, the gear grooves of the upper end rotating block and the lower end rotating block are respectively meshed with the rotating gears, the upper end rotating block and the lower end rotating block are respectively hinged with the end surface of the sliding rod, and limiting columns are arranged on the end surface of the sliding rod and correspond to the upper end rotating block and the lower end rotating block and limit the rotation of one side of the fan-shaped rotating block; the side, close to the limiting column, of the arc-shaped surface of the fan-shaped structure is provided with a limiting clamping column, and the height of the limiting clamping column is 3-4 times of the height of the gear groove.
6. The computer case quick-acting retractor device of claim 5 further comprising: the utility model discloses a rolling mechanism, including roller assembly, stopper, roller assembly, ball, rolling chamber, connecting spring, rolling spout, the roller assembly sets up both ends about the slide bar outer wall, and roller assembly sets up to 2 at least, and roller assembly sets up in the position that is close to the stopper, and roller assembly and stopper group are crisscross to be opened, roller assembly includes rolling chamber, connecting spring and ball, the ball sets up at the rolling intracavity, and the rolling chamber lives 3/4 with the ball parcel, the outer wall fixed connection of connecting spring and slide bar is passed through in the rolling chamber, and outstanding rolling chamber's rolling sphere contacts with the rolling spout, and when the slide bar set up in fixed sleeve, connecting.
7. The computer case quick-acting retractor device of claim 6 further comprising: the rotating disc is arranged on the rear end face of the rear end portion of the case and fixedly connected with the rotating rod, and the rotating rod is driven to rotate through the rotating disc.
8. A computer case quick-acting retractor according to claim 5 or 6, wherein: dustproof cloth is arranged between the rear end portion of the case and the front end portion of the case, a containing cavity is formed in the rear end face of the front end portion of the case, one end of the dustproof cloth is connected with the rear end portion of the case, and the other end of the dustproof cloth is fixedly connected with the containing cavity of the front end portion of the case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910429482.5A CN110173491B (en) | 2019-05-22 | 2019-05-22 | Quick telescoping device of computer machine case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910429482.5A CN110173491B (en) | 2019-05-22 | 2019-05-22 | Quick telescoping device of computer machine case |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110173491A CN110173491A (en) | 2019-08-27 |
| CN110173491B true CN110173491B (en) | 2020-10-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910429482.5A Active CN110173491B (en) | 2019-05-22 | 2019-05-22 | Quick telescoping device of computer machine case |
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| Country | Link |
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| CN (1) | CN110173491B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3318170A (en) * | 1965-08-05 | 1967-05-09 | Bendix Corp | No-lash axially movable steering column |
| DE29622771U1 (en) * | 1996-12-12 | 1997-05-15 | Peters, Ulrike, 42699 Solingen | Telescopic pole |
| CN202009871U (en) * | 2011-03-10 | 2011-10-19 | 林志强 | Rotating locking device of electric lifting chair |
| CN204851888U (en) * | 2015-06-24 | 2015-12-09 | 石国文 | Telescopic link, camera are from rapping bar and tripod |
| CN108150032A (en) * | 2018-02-05 | 2018-06-12 | 西华大学 | A kind of arrangements for automotive doors checker and vehicle body collision avoidance system |
| CN207590596U (en) * | 2017-05-24 | 2018-07-10 | 张继洪 | It is a kind of to be connected firmly height convenient for the chair for closet adjusted |
| CN207660963U (en) * | 2017-12-20 | 2018-07-27 | 温州市骏马标准件厂 | A kind of five telescopically adjustable corner bolts |
| CN108874062A (en) * | 2018-06-13 | 2018-11-23 | 潍坊学院 | It is a kind of can wealthy inner space computer heat radiation host computer case |
-
2019
- 2019-05-22 CN CN201910429482.5A patent/CN110173491B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3318170A (en) * | 1965-08-05 | 1967-05-09 | Bendix Corp | No-lash axially movable steering column |
| DE29622771U1 (en) * | 1996-12-12 | 1997-05-15 | Peters, Ulrike, 42699 Solingen | Telescopic pole |
| CN202009871U (en) * | 2011-03-10 | 2011-10-19 | 林志强 | Rotating locking device of electric lifting chair |
| CN204851888U (en) * | 2015-06-24 | 2015-12-09 | 石国文 | Telescopic link, camera are from rapping bar and tripod |
| CN207590596U (en) * | 2017-05-24 | 2018-07-10 | 张继洪 | It is a kind of to be connected firmly height convenient for the chair for closet adjusted |
| CN207660963U (en) * | 2017-12-20 | 2018-07-27 | 温州市骏马标准件厂 | A kind of five telescopically adjustable corner bolts |
| CN108150032A (en) * | 2018-02-05 | 2018-06-12 | 西华大学 | A kind of arrangements for automotive doors checker and vehicle body collision avoidance system |
| CN108874062A (en) * | 2018-06-13 | 2018-11-23 | 潍坊学院 | It is a kind of can wealthy inner space computer heat radiation host computer case |
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| Publication number | Publication date |
|---|---|
| CN110173491A (en) | 2019-08-27 |
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