CN113349537A - Stepless locking case and bag pull rod of high strength - Google Patents
Stepless locking case and bag pull rod of high strength Download PDFInfo
- Publication number
- CN113349537A CN113349537A CN202110638468.3A CN202110638468A CN113349537A CN 113349537 A CN113349537 A CN 113349537A CN 202110638468 A CN202110638468 A CN 202110638468A CN 113349537 A CN113349537 A CN 113349537A
- Authority
- CN
- China
- Prior art keywords
- cavity
- pull rod
- stepless locking
- strength
- telescopic link
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- 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
- 239000007788 liquid Substances 0.000 claims abstract description 43
- 230000001681 protective effect Effects 0.000 claims abstract description 9
- 238000007789 sealing Methods 0.000 claims description 20
- 238000004891 communication Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 101100234547 Caenorhabditis elegans rod-1 gene Proteins 0.000 description 15
- 238000009434 installation Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 208000035209 Ring chromosome 17 syndrome Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- HIHIPCDUFKZOSL-UHFFFAOYSA-N ethenyl(methyl)silicon Chemical compound C[Si]C=C HIHIPCDUFKZOSL-UHFFFAOYSA-N 0.000 description 1
- 230000002706 hydrostatic effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 239000004945 silicone rubber Substances 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C13/00—Details; Accessories
- A45C13/26—Special adaptations of handles
- A45C13/262—Special adaptations of handles for wheeled luggage
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C13/00—Details; Accessories
- A45C13/26—Special adaptations of handles
- A45C13/262—Special adaptations of handles for wheeled luggage
- A45C2013/267—Special adaptations of handles for wheeled luggage the handle being slidable, extractable and lockable in one or more positions
Landscapes
- Purses, Travelling Bags, Baskets, Or Suitcases (AREA)
Abstract
The invention discloses a high-strength stepless locking luggage pull rod, which structurally comprises a telescopic rod and a protective rod, wherein the upper end of the telescopic rod is communicated with a holding part, the protective rod is sleeved at the lower end of the telescopic rod, the upper end of the protective rod is connected with a supporting frame, a pressing block is arranged at the upper end of the holding part in a sliding manner, a control mechanism is arranged in the holding part and is positioned below the pressing block, an adjusting mechanism is arranged at the bottom end of the telescopic rod, the control mechanism controls the adjusting mechanism to be opened and closed through a pull rope, a cavity is arranged in the protective rod, a liquid medium is filled in the cavity, and the cavity is divided into an upper cavity and a lower cavity by the adjusting mechanism. The use of the user is facilitated, and meanwhile, the buffer effect can be achieved.
Description
Technical Field
The invention relates to a high-strength stepless locking luggage pull rod, belonging to the technical field of luggage pull rods.
Background
Case and bag are the functional part that supplies people to place article and transport and carry, usual case and bag include the case and bag wheel, case and bag body and case and bag pull rod, case and bag pull rod height is adjustable height setting usually, utilize the corresponding height of different height regulation case and bag pull rod, its implementation principle is usually for setting up the pipe fitting in the pull rod is inside, be provided with location locking means in the pipe fitting, and the locating hole has been seted up to the side of pull rod, be equipped with the location pearl in the location locking means, be provided with the flexible controlling means of control location pearl on the pull rod, utilize the locate function of locating hole and location pearl, play height-adjusting's technical effect, but its a plurality of adjusting of such device keeps off the position, can only pause on a plurality of fixed position, can not adapt to different heights and different user state. And too many trompils of side can influence the holistic intensity of pipe fitting and pleasing to the eye, lead to its life lower.
In chinese patent literature [ publication No.: CN108783799A A case and bag pull rod of adjustable length wantonly, including dead lever, telescopic link, handle and control assembly, wherein the telescopic link is in with scalable slip setting in the dead lever inner chamber, its characterized in that, be equipped with the rack on the side of dead lever, the lower extreme of telescopic link is equipped with two gears, two gears respectively with the rack is mutually supported, and two gears are installed at the both ends of a gear shaft, the middle part fixedly connected with installation pole of gear shaft, the installation pole is fixed to be set up in the telescopic link. Although the length of the pull rod can be adjusted at will by the aid of the structure, the stepless telescopic part for realizing stepless adjustment adopts a gear structure, absolute stepless adjustment cannot be realized by the gear structure due to the thickness problem of teeth of the gear, and when a luggage is accidentally collided, the telescopic rod is impacted to break the teeth, so that the adjusting mechanism is damaged.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a high-strength stepless locking luggage pull rod to solve the existing problems.
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a stepless locking case and bag pull rod of high strength, its structure includes telescopic link and fender rod, telescopic link upper end intercommunication has the portion of gripping, the fender rod cover is located the telescopic link lower extreme, the fender rod upper end is connected with the support frame, the portion of gripping upper end slides and sets up and presses the briquetting, be equipped with control mechanism in the portion of gripping, control mechanism is located and presses briquetting below, the telescopic link bottom is equipped with adjustment mechanism, control mechanism passes through stay cord control adjustment mechanism switching, be equipped with the cavity in the fender rod, the liquid medium is equipped with in the cavity, the cavity is divided into upper plenum and lower cavity by adjustment mechanism.
Furtherly adjustment mechanism comprises sealed piece, baffle and spring, the logical liquid mouth has all been seted up at sealed piece both ends, two it is provided with the baffle all to slide in the liquid mouth to lead to, be connected with a plurality of springs between the inner of baffle and the sealed piece inner wall, sealed piece is fixed in the telescopic link bottom, the stay cord runs through sealed piece and extends and be connected with baffle inner.
Furthermore, a plurality of slide bars are located to the sealed piece inner wall, corresponding spout has been seted up to the baffle inboard, the spout slides in is arranged in to the slide bar, the spring housing is located on the slide bar.
Furthermore, a sealing ring is embedded in the side face of the sealing block.
Furthermore, the control mechanism comprises an inclined block, a support and a second spring, the support is fixedly installed in the middle of the inner portion of the holding portion, the inclined blocks are arranged on two sides of the support in a sliding mode, the inclined block and the support are connected through the second spring, the inclined block is located below the side end of the pressing block, and the upper end of the pull rope is connected with the outer end of the inclined block.
Furthermore, pressing blocks are arranged at the bottom ends of two sides of the pressing block, the bottom end of each pressing block is an inclined plane mechanism, and the pressing blocks are matched with the inclined blocks.
Furthermore, both sides of the pressing block are provided with third springs, and the other ends of the third springs are connected with the inner wall of the holding part.
Furthermore, the upper cavity and the lower cavity are both closed cavities isolated from the outside, and the telescopic rod and the upper end of the protection rod are in sliding seal.
Furthermore, a telescopic soft connecting sleeve is arranged in the upper cavity and sleeved on the telescopic rod, the upper end of the telescopic soft connecting sleeve is fixedly connected with the top end of the inner wall of the protective rod, and the lower end of the telescopic soft connecting sleeve is fixedly connected with the surface of the bottom end of the telescopic rod.
Furthermore, a liquid bin is arranged in the supporting frame, the middle of the liquid bin is separated into two parts, the side end of the liquid bin is communicated with the corresponding upper cavity, a limiting block is arranged at the communication position of the side end of the liquid bin and the upper cavity, and the limiting block is used for limiting the adjusting mechanism and preventing the adjusting mechanism from moving upwards to exceed the communication position.
Furthermore, the flexible soft connecting sleeve is made of methyl vinyl silicone rubber, and has good compressibility and sealing performance.
Further, the sealing washer adopts the carbon fiber material to make, and high pressure resistant and leakproofness are good.
Further, the cavity is filled with nine tenths of a full of liquid medium.
The invention has the beneficial effects that: the telescopic rod is convenient to operate and novel in design, the telescopic rod is fixed under the action of hydrostatic pressure in the upper cavity and the lower cavity, and the upper liquid and the lower liquid are serially connected through opening and closing of the liquid through ports in the sealing blocks, so that the telescopic rod can be telescopically adjusted, the aim of realizing stepless height adjustment in the process of using the luggage pull rod by a user is fulfilled, the use of the user is facilitated, meanwhile, the liquid can play a role of buffering, and the inertia during luggage collision is reduced.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic structural view of a high-strength stepless locking luggage pull rod of the present invention;
FIG. 2 is a sectional view of the structure of a high-strength stepless locking luggage pull rod of the present invention;
FIG. 3 is a structural view of a holding part of the high-strength stepless locking luggage pull rod of the invention;
FIG. 4 is a structural diagram of an adjusting mechanism of a high-strength stepless locking luggage pull rod of the invention;
FIG. 5 is a top view of an adjusting mechanism of a high-strength stepless locking luggage pull rod according to the present invention.
In the figure: the device comprises a telescopic rod-1, a protective rod-2, a holding part-3, a support frame-5, a pressing block-6, an adjusting mechanism-7, a pull rope-8, a liquid medium-9, an upper cavity-10, a lower cavity-11, a sealing block-12, a baffle-13, a spring-14, a liquid through port-15, a sliding rod-16, a sliding groove-4, a sealing ring-17, an inclined block-18, a support-19, a second spring-20, a pressing block-21, a third spring-22, a flexible connecting sleeve-23 and a liquid bin-24.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
Referring to fig. 1-5, the present invention provides a technical solution of a high-strength stepless locking luggage pull rod: the structure of the telescopic rod comprises a telescopic rod 1 and a protection rod 2, wherein the upper end of the telescopic rod 1 is communicated with a holding part 3, the protection rod 2 is sleeved at the lower end of the telescopic rod 1, the upper end of the protection rod 2 is connected with a support frame 5, the upper end of the holding part 3 is provided with a pressing block 6 in a sliding manner, a control mechanism is arranged in the holding part 3 and is positioned below the pressing block 6, the bottom end of the telescopic rod 1 is provided with an adjusting mechanism 7, the control mechanism controls the adjusting mechanism 7 to be opened and closed through a pull rope 8, a cavity is arranged in the protection rod 2, a liquid medium 9 is filled in the cavity, the cavity is divided into an upper cavity 10 and a lower cavity 11 by the adjusting mechanism 7, the adjusting mechanism 7 consists of a sealing block 12, a baffle 13 and springs 14, liquid through ports 15 are respectively arranged at two ends of the sealing block 12, the baffle 13 is respectively arranged in the liquid through ports 15 in a sliding manner, and a plurality of springs 14 are connected between the inner end of the baffle 13 and the inner wall of the sealing block 12, the sealing block 12 is fixed at the bottom end of the telescopic rod 1, the pull rope 8 penetrates through the sealing block 12 and extends to be connected with the inner end of the baffle 13, the inner wall of the sealing block 12 is provided with a plurality of sliding rods 16, the inner side of the baffle 13 is provided with corresponding sliding grooves 4, the sliding rods 16 are arranged in the sliding grooves 4 to slide, the springs 14 are sleeved on the sliding rods 16, the side surfaces of the sealing block 12 are embedded with sealing rings 17, the control mechanism is composed of an inclined block 18, a support 19 and a second spring 20, the support 19 is fixedly arranged at the middle part inside the holding part 3, the inclined blocks 18 are arranged on two sides of the support 19 in a sliding manner, the inclined block 18 is connected with the support 19 through the second spring 20, the inclined block 18 is positioned below the side end of the pressing block 6, the upper end of the pull rope 8 is connected with the outer end of the inclined block 18, pressing blocks 21 are arranged at the bottom ends of two sides of the pressing block 6, and the bottom end of the pressing block 21 is an inclined mechanism, the pressing block 21 is matched with the inclined block 18, the bottom of the pressing block 21 is provided with a rope opening, both sides of the pressing block 6 are provided with third springs 22, the other end of the third spring 22 is connected with the inner wall of the holding part 3, the upper cavity 9 and the lower cavity 10 are both closed chambers isolated from the outside, the upper ends of the telescopic rod 1 and the protective rod 2 are sealed in a sliding way, a telescopic soft connecting sleeve 23 is arranged in the upper cavity 9, the flexible soft connecting sleeve 23 is sleeved on the telescopic rod 1, the upper end of the flexible soft connecting sleeve 23 is fixedly connected with the top end of the inner wall of the protective rod 4, the lower end of the flexible soft connecting sleeve 23 is fixedly connected with the surface of the bottom end of the telescopic rod 1, a liquid bin 24 is arranged in the supporting frame 5, the middle of the liquid bin 24 is separated into two parts, the side end of the liquid bin 24 is communicated with the corresponding upper cavity 9, and a limiting block is arranged at the communication position of the side end of the liquid bin 24 and the upper cavity 9.
For example, the device is filled with a liquid medium 9 in a cavity of a protection rod 2, an adjusting mechanism 7 is fixed by the pressure of liquid, thereby limiting the movement of a telescopic rod 1, a sealing block 12 is highly fixed by the static pressure of the liquid in an upper cavity 10 and a lower cavity 11, when the telescopic rod 1 is required to be stretched, by pressing a pressing block 6, the pressing block 6 is pressed downwards to push an inclined block 18 to move inwards through a pressing block 21, thereby pulling down a pull rope 8 to lift up, when the pull rope 8 is lifted up, baffles 13 on two sides of the sealing block 12 are pulled down to move inwards, thereby opening a liquid through port 15, enabling the liquid medium 9 in the upper cavity 10 and the liquid medium 9 in the lower cavity 11 to realize series flow, realizing the movement of the sealing block through liquid flow, after the telescopic rod 1 is adjusted, closing the liquid through port 15 to enable the liquid medium 9 to flow inefficiently, and further realizing the fixation of the telescopic rod 1 under the static pressure, because the volume in the upper cavity is partially blocked by the telescopic rod, when the telescopic rod 1 is completely retracted, the liquid medium 9 in the lower cavity 11 flows into the upper cavity 10, the redundant liquid medium 9 flows into the liquid bin 24, and the telescopic soft connecting sleeve 23 can prevent the surface of the telescopic rod 1 from being infected with the liquid medium.
While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. The utility model provides a stepless locking case and bag pull rod of high strength which characterized in that: its structure includes telescopic link (1) and fender rod (2), telescopic link (1) upper end intercommunication has portion of gripping (3), fender rod (2) cover is located telescopic link (1) lower extreme, fender rod (2) upper end is connected with support frame (5), portion of gripping (3) upper end slides and sets up and presses briquetting (6), be equipped with control mechanism in the portion of gripping (3), control mechanism is located and presses briquetting (6) below, telescopic link (1) bottom is equipped with adjustment mechanism (7), control mechanism passes through stay cord (8) control adjustment mechanism (7) switching, be equipped with the cavity in fender rod (2), liquid medium (9) are equipped with in the cavity, the cavity is divided into upper plenum (10) and lower cavity (11) by adjustment mechanism (7).
2. The high-strength stepless locking luggage pull rod according to claim 1, characterized in that: adjustment mechanism (7) comprise sealed piece (12), baffle (13) and spring (14), logical liquid mouth (15), two have all been seted up at sealed piece (12) both ends it is provided with baffle (13) all to slide in logical liquid mouth (15), be connected with a plurality of springs (14) between baffle (13) inner and sealed piece (12) inner wall, sealed piece (12) are fixed in telescopic link (1) bottom, stay cord (8) run through sealed piece (12) and extend and be connected with baffle (13) inner.
3. The high-strength stepless locking luggage pull rod according to claim 2, characterized in that: a plurality of slide bars (16) are located to sealed piece (12) inner wall, corresponding spout (4) have been seted up to baffle (13) inboard, slide bar (16) are arranged in spout (4) and are slided, slide bar (16) are located to spring (14) cover.
4. The high-strength stepless locking luggage pull rod according to claim 2, characterized in that: and a sealing ring (17) is embedded in the side surface of the sealing block (12).
5. The high-strength stepless locking luggage pull rod according to claim 1, characterized in that: the control mechanism comprises an inclined block (18), a support (19) and a second spring (20), the support (19) is fixedly installed in the middle of the inner portion of the holding portion (3), the inclined blocks (18) are arranged on two sides of the support (19) in a sliding mode, the inclined blocks (18) are connected with the support (19) through the second spring (20), the inclined blocks (18) are located below the side end of the pressing block (6), and the upper end of the pull rope (8) is connected with the outer end of the inclined blocks (18).
6. The high-strength stepless locking luggage pull rod according to claim 5, characterized in that: pressing blocks (21) are arranged at the bottom ends of the two sides of the pressing block (6), the bottom end of each pressing block (21) is an inclined plane mechanism, the pressing blocks (21) are matched with the inclined blocks (18), and rope openings are formed in the bottoms of the pressing blocks (21).
7. The high-strength stepless locking luggage pull rod according to claim 1, characterized in that: the pressing block (6) is provided with third springs (22) on two sides, and the other ends of the third springs (22) are connected with the inner wall of the holding part (3).
8. The high-strength stepless locking luggage pull rod according to claim 1, characterized in that: the upper cavity (9) and the lower cavity (10) are sealed cavities isolated from the outside, and the upper ends of the telescopic rod (1) and the protective rod (2) are in sliding seal.
9. The high-strength stepless locking luggage pull rod according to claim 8, characterized in that: be equipped with flexible adapter sleeve (23) in upper chamber (9), flexible adapter sleeve (23) cover is located on telescopic link (1), flexible adapter sleeve (23) upper end and fender rod (4) inner wall top fixed connection, flexible adapter sleeve (23) lower extreme and telescopic link (1) bottom fixed surface are connected.
10. The high-strength stepless locking luggage pull rod according to claim 4, is characterized in that: a liquid bin (24) is arranged in the support frame (5), the middle of the liquid bin (24) is isolated into two parts, the side end of the liquid bin (24) is communicated with the corresponding upper cavity (9), and a limiting block is arranged at the communication position of the side end of the liquid bin (24) and the upper cavity (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110638468.3A CN113349537A (en) | 2021-06-08 | 2021-06-08 | Stepless locking case and bag pull rod of high strength |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110638468.3A CN113349537A (en) | 2021-06-08 | 2021-06-08 | Stepless locking case and bag pull rod of high strength |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113349537A true CN113349537A (en) | 2021-09-07 |
Family
ID=77533252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110638468.3A Pending CN113349537A (en) | 2021-06-08 | 2021-06-08 | Stepless locking case and bag pull rod of high strength |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113349537A (en) |
Citations (14)
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| CN2359941Y (en) * | 1998-06-08 | 2000-01-26 | 林英民 | Improved extension rod for luggage |
| CN2434933Y (en) * | 2000-05-12 | 2001-06-20 | 乔工科技股份有限公司 | Fluid pressure controlling pull handle of hand-luggage |
| CN105361396A (en) * | 2014-08-19 | 2016-03-02 | 富川精密工业股份有限公司 | Luggage box pulling rod positioning mechanism |
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| CN108107644A (en) * | 2018-02-05 | 2018-06-01 | 成都伦索科技有限公司 | A kind of photography luminaire mounting bracket |
| CN110006582A (en) * | 2019-05-09 | 2019-07-12 | 杭州同联电力电子科技有限公司 | A kind of maintenance monitoring system based on pipe plugging |
| CN110337518A (en) * | 2016-05-24 | 2019-10-15 | 浙江科助达机械科技有限公司 | A kind of tank for excrement pan and water tank pitch brace, hydraulic control valve |
| CN210113441U (en) * | 2019-04-18 | 2020-02-25 | 天津市久金管道工程有限公司 | Sealing structure for waterproof pipeline connection |
| CN110917414A (en) * | 2019-12-16 | 2020-03-27 | 韩斌 | Surgical clinical drainage device capable of keeping craniocerebral internal pressure stable |
| CN111717815A (en) * | 2020-06-22 | 2020-09-29 | 广西璟宏机械制造有限公司 | Lifting frame for machining automobile parts and use method thereof |
| CN212797043U (en) * | 2020-02-17 | 2021-03-26 | 滕州市万宝童车有限公司 | Supporting structure and baby carriage |
| CN112705605A (en) * | 2020-12-11 | 2021-04-27 | 钮宇豪 | Multi-thickness indent anti-pinch mark device for luggage pull rod |
-
2021
- 2021-06-08 CN CN202110638468.3A patent/CN113349537A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2359941Y (en) * | 1998-06-08 | 2000-01-26 | 林英民 | Improved extension rod for luggage |
| CN2434933Y (en) * | 2000-05-12 | 2001-06-20 | 乔工科技股份有限公司 | Fluid pressure controlling pull handle of hand-luggage |
| CN105361396A (en) * | 2014-08-19 | 2016-03-02 | 富川精密工业股份有限公司 | Luggage box pulling rod positioning mechanism |
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