CN216519038U9 - Stretching rod and support - Google Patents
Stretching rod and support Download PDFInfo
- Publication number
- CN216519038U9 CN216519038U9 CN202122560720.1U CN202122560720U CN216519038U9 CN 216519038 U9 CN216519038 U9 CN 216519038U9 CN 202122560720 U CN202122560720 U CN 202122560720U CN 216519038 U9 CN216519038 U9 CN 216519038U9
- Authority
- CN
- China
- Prior art keywords
- rod
- pull rod
- connecting arm
- friction
- stretching
- 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.)
- Active
Links
- 238000001125 extrusion Methods 0.000 claims abstract description 33
- 238000003780 insertion Methods 0.000 claims abstract description 21
- 230000037431 insertion Effects 0.000 claims abstract description 21
- 239000002184 metal Substances 0.000 claims description 4
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 229920001971 elastomer Polymers 0.000 claims description 2
- 239000000806 elastomer Substances 0.000 claims description 2
- 238000002844 melting Methods 0.000 claims description 2
- 230000008018 melting Effects 0.000 claims description 2
- 230000002035 prolonged effect Effects 0.000 abstract description 4
- 230000002093 peripheral effect Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Images
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
- F16B7/04—Clamping or clipping connections
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
Abstract
The utility model discloses a stretching rod and a bracket, wherein the stretching rod comprises a first pull rod, a second pull rod and an extrusion component, the first pull rod is provided with a stretching end and an inserting end which are opposite, and the inserting end of the second pull rod is movably inserted in the first pull rod; the extrusion assembly is arranged at the insertion end of the second pull rod and is abutted against the inner wall of the first pull rod so as to provide uniform extrusion friction force for the inner wall of the first pull rod from the insertion end of the second pull rod. The utility model discloses improve tensile pole's structure, improved the stability that tensile pole supported, prolonged the life of tensile pole.
Description
Technical Field
The utility model relates to a pull rod technical field especially relates to a tensile pole and support.
Background
In some scenes of life, the requirements of flexibly changing the length and the height of a product are needed, so that various supports with stretching rods and the like are produced at the same time. At present, many types of stretching rods in the market have poor stability, cannot stably bear articles, and are difficult to meet the requirements of special scenes.
SUMMERY OF THE UTILITY MODEL
A primary object of the present invention is to provide a stretching rod and a support frame, which can improve the stability of the stretching rod.
In order to achieve the above object, the utility model provides a tensile pole, tensile pole includes:
a first pull rod;
the second pull rod is provided with a stretching end and an inserting end which are opposite to each other, and the inserting end of the second pull rod is movably inserted into the first pull rod; and
and the extrusion assembly is arranged at the insertion end of the second pull rod and is abutted against the inner wall of the first pull rod, so that the extrusion assembly is used for providing uniform extrusion friction force from the insertion end of the second pull rod to the inner wall of the first pull rod.
Optionally, the inserting end both sides of second pull rod have all seted up the mounting hole, extrusion subassembly includes:
the first friction seat is provided with a first connecting arm;
the second friction seat is provided with a second connecting arm corresponding to the first connecting arm, the second friction seat and the first friction seat are enclosed to form a sleeve, and the sleeve is sleeved at the insertion end of the second pull rod and is positioned between the first pull rod and the second pull rod; the first connecting arm and the second connecting arm are respectively inserted into the mounting holes and abutted to form an extrusion column; and
the elastic piece is sleeved on the extrusion column.
Optionally, the elastic member is a spring or a plastic elastomer.
Optionally, two mounting holes are respectively formed in two sides of the insertion end of the second pull rod, the number of the first connecting arms and the number of the second connecting arms are two, so as to form two groups of extrusion columns, and each extrusion column is provided with the elastic piece.
Optionally, the first connecting arm and the second connecting arm are fixed by screw locking; or the first connecting arm and the second connecting arm are fixed through riveting; or the first connecting arm and the second connecting arm are fixed in a clamping manner; or the first connecting arm and the second connecting arm are connected and fixed through riveting, fixing and hot melting.
Optionally, the compression assembly further comprises a friction plate disposed between the sleeve and the first pull rod.
Optionally, the number of the friction plates is two, and the two friction plates are respectively attached to the first friction seat and the second friction seat; or one of the friction plates and the first friction seat are integrally formed, and the other friction plate and the second friction seat are integrally formed.
Optionally, the friction plate is made of metal or plastic.
Optionally, a rod sleeve is arranged at one end of the first pull rod close to the second pull rod to limit the second pull rod from being pulled out of the first pull rod.
In order to achieve the above object, the present invention also provides a support, which comprises the stretching rod as described above, the stretching rod comprising:
a first pull rod;
the second pull rod is provided with a stretching end and an inserting end which are opposite to each other, and the inserting end of the second pull rod is movably inserted into the first pull rod; and
and the extrusion assembly is arranged at the insertion end of the second pull rod and is abutted against the inner wall of the first pull rod, so that the extrusion assembly is used for providing uniform extrusion friction force from the insertion end of the second pull rod to the inner wall of the first pull rod.
In the technical scheme of the utility model, the stretching rod comprises a first pull rod, a second pull rod and an extrusion component, the first pull rod is provided with a stretching end and an inserting end which are opposite, and the inserting end of the second pull rod is movably inserted in the first pull rod; the extrusion assembly is installed at the insertion end of the second pull rod and is abutted against the inner wall of the first pull rod, so that uniform extrusion friction force is provided for the inner peripheral wall of the first pull rod from the outer peripheral wall of the insertion end of the second pull rod. Wherein, extrusion assembly locates between first pull rod and the second pull rod, provides even extrusion force to first pull rod for frictional force between first pull rod and the second pull rod obtains homodisperse, and then has promoted the stability of tensile pole, and has prolonged life.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural view of an embodiment of the stretching rod of the present invention;
fig. 2 is a front view of an embodiment of the stretching rod of the present invention;
fig. 3 is a partial cross-sectional view of an embodiment of the stretching rod of the present invention;
fig. 4 is a partial cross-sectional view of another embodiment of the stretching rod of the present invention.
The reference numbers illustrate:
10. a first pull rod; 20. a second pull rod; 30. an extrusion assembly; 31. a first friction seat; 32. a second friction seat; 33. an elastic member; 311. a first connecting arm; 321. a second connecting arm; 34. a friction plate; 11. a rod sleeve.
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.
It should be noted that, if directional indications (such as upper, lower, left, right, front and rear \8230;) are involved in the embodiments of the present invention, the directional indications are only used to explain the relative positional relationship between the components in a specific posture (as shown in the attached drawings), the motion situation, etc., and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is 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" or "second" may explicitly or implicitly include at least one of the feature. In addition, if appearing throughout the text, "and/or" is meant to include three juxtaposed aspects, taking "A and/or B" as an example, including either the A aspect, or the B aspect, or both A and B satisfied aspects. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The utility model provides a tensile pole is applicable to support etc. and here does not limit.
Referring to fig. 1 to 3, in an embodiment of the present invention, the stretching rod includes a first rod 10, a second rod 20 and a squeezing assembly 30, the first rod 10 has a stretching end and an inserting end opposite to each other, and the inserting end of the second rod 20 is movably inserted into the first rod 10; the pressing member 30 is mounted at the insertion end of the second draw bar 20 and abuts against the inner wall of the first draw bar 10 for providing a uniform pressing friction force from the outer circumferential wall of the insertion end of the second draw bar 20 to the inner circumferential wall of the first draw bar 10.
In this embodiment, the first pull rod 10 and the second pull rod 20 may be both hollow and cylindrical, and the material thereof may be plastic or metal, and the invention is not limited thereto. The diameter of the second tie rod 20 may be slightly smaller than the diameter of the first tie rod 10.
The pressing assembly 30 may be a sleeve and a resilient member, or may be a resilient end plug or an end cap, or other members having a certain resilient capability and capable of providing a uniform pressing force from the outer circumferential wall of the second pull rod 20 to the inner circumferential wall of the first pull rod 10, and is not limited herein.
In the technical scheme of the utility model, the stretching rod comprises a first pull rod 10, a second pull rod 20 and an extrusion assembly 30, the first pull rod 10 is provided with a stretching end and an inserting end which are opposite, and the inserting end of the second pull rod 20 is movably inserted into the first pull rod 10; the pressing member 30 is mounted at the insertion end of the second draw bar 20 and abuts against the inner wall of the first draw bar 10 for providing a uniform pressing friction force from the outer circumferential wall of the insertion end of the second draw bar 20 to the inner circumferential wall of the first draw bar 10. The extrusion assembly 30 is disposed between the first pull rod 10 and the second pull rod 20, and provides uniform extrusion force to the first pull rod 10, so that friction between the first pull rod 10 and the second pull rod 20 is uniformly distributed, and thus stability of the stretching rod is improved, and service life of the stretching rod is prolonged.
Referring to fig. 3, in an embodiment, mounting holes are formed at both sides of the insertion end of the second pull rod 20, the extrusion assembly 30 includes a first friction seat 31, a second friction seat 32 and an elastic element 33, the first friction seat 31 is provided with a first connecting arm 311; the second connecting arm 321 is arranged at a position of the second friction seat 32 corresponding to the first connecting arm 311, the second friction seat 32 and the first friction seat 31 enclose to form a sleeve, and the sleeve is sleeved at the insertion end of the second pull rod 20 and is positioned between the first pull rod 10 and the second pull rod 20; the first connecting arm 311 and the second connecting arm 321 are respectively inserted into the mounting holes and abutted to form an extrusion column; the elastic member 33 is sleeved on the extrusion column.
In the process of stretching the stretching rod, the elastic member 33 can provide stable and uniform extrusion force to the inner peripheral wall of the first stretching rod 10 through the first friction seat 31 and the second friction seat 32, so as to greatly improve the stability of the stretching rod and prolong the service life.
In this embodiment, the elastic member 33 may be a spring or a plastic elastic body. The first friction seat 31 and the second friction seat 32 can be disposed in a semicircular tube shape, and the two friction seats can be assembled into a sleeve.
In order to facilitate the installation and fixation, improve the stability of the first friction seat 31 and the second friction seat 32, and uniformly distribute the friction force between the first pull rod 10 and the second pull rod 20, so as to further improve the stability of the stretching rod.
The first connecting arm 311 and the second connecting arm 321 can be fastened and fixed by screws. Of course, in some other embodiments, the first connecting arm 311 and the second connecting arm 321 may also be fixed by riveting, snapping, bonding, or thermal fusing, which is not limited herein.
Referring to fig. 4, in one embodiment, the pressing assembly 30 may further include a friction plate 34, and the friction plate 34 is disposed between the sleeve and the first pull rod 10. Therefore, the first friction seat 31 and the second friction seat 32 can be protected, the influence of abrasion on the whole stability of the stretching rod after long-term use is avoided, and the service life of the stretching rod is further prolonged.
In this embodiment, the friction plates 34 may be separate components, the number of the friction plates 34 may be two, and the two friction plates 34 are respectively attached to the first friction seat 31 and the second friction seat 32; of course, in some other embodiments, one friction plate 34 may be integrally formed with the first friction seat 31, and the other friction plate 34 may be integrally formed with the second friction seat 32, which is not limited herein.
The material of the friction plate 34 may be metal or plastic with wear-resistant property, and is not limited herein.
Referring to fig. 4, in an embodiment, an end of the first pull rod 10 near the second pull rod 20 may be provided with a rod sleeve 11 to limit the second pull rod 20 from being pulled out of the first pull rod 10.
In this embodiment, the rod sleeve 11 further has a guiding function for guiding the first pull rod 10 to move, so as to prevent the first pull rod 10 from deviating from the movement track to damage the extrusion assembly 30 between the first pull rod and the second pull rod 20, thereby improving the stability of the pull rod and further prolonging the service life of the pull rod.
The utility model also provides a support, this support include tensile pole, and this tensile pole's concrete structure refers to above-mentioned embodiment, because the utility model provides a support includes all schemes of above-mentioned tensile pole's all embodiments, consequently, at least have with the same technological effect of tensile pole, the explanation differs here.
The above is only the optional embodiment of the present invention, and not the scope of the present invention is limited thereby, all the equivalent structure changes made by the contents of the specification and the drawings are utilized under the inventive concept of the present invention, or the direct/indirect application in other related technical fields is included in the patent protection scope of the present invention.
Claims (10)
1. A stretching rod, comprising:
a first pull rod;
the second pull rod is provided with a stretching end and an inserting end which are opposite to each other, and the inserting end of the second pull rod is movably inserted into the first pull rod; and
and the extrusion assembly is arranged at the insertion end of the second pull rod and is abutted against the inner wall of the first pull rod, so that the extrusion assembly is used for providing uniform extrusion friction force from the insertion end of the second pull rod to the inner wall of the first pull rod.
2. The stretching rod of claim 1, wherein the second rod has mounting holes on both sides of the insertion end, and the pressing assembly comprises:
the first friction seat is provided with a first connecting arm;
the second friction seat is provided with a second connecting arm corresponding to the position of the first connecting arm, the second friction seat and the first friction seat are enclosed to form a sleeve, and the sleeve is sleeved at the insertion end of the second pull rod and is positioned between the first pull rod and the second pull rod; the first connecting arm and the second connecting arm are respectively inserted into the mounting holes and abutted to form an extrusion column; and
the elastic piece is sleeved on the extrusion column.
3. The stretch rod of claim 2, wherein the elastic member is a spring or a plastic elastomer.
4. The stretching rod as claimed in claim 2, wherein two of said mounting holes are respectively formed at both sides of the insertion end of said second rod, and the number of said first connecting arms and said second connecting arms is two, so as to form two sets of said squeeze posts, each of said squeeze posts having said elastic member formed thereon.
5. The stretching rod of claim 4, wherein the first connecting arm and the second connecting arm are secured together by a screw lock; or the first connecting arm and the second connecting arm are fixed through riveting; or the first connecting arm and the second connecting arm are fixed in a clamping manner; or the first connecting arm and the second connecting arm are fixedly connected through riveting and fixing hot melting.
6. The stretch rod of claim 2, wherein the compression assembly further comprises a friction plate disposed between the sleeve and the first pull rod.
7. The stretching rod as claimed in claim 6, wherein the number of the friction plates is two, and the two friction plates are respectively attached to the first friction seat and the second friction seat; or one of the friction plates and the first friction seat are integrally formed, and the other friction plate and the second friction seat are integrally formed.
8. The stretch rod of claim 6, wherein the friction plate is made of metal or plastic.
9. The stretch rod of any one of claims 1 to 8, wherein the first rod is provided with a rod sleeve at an end thereof adjacent to the second rod to limit the second rod from being pulled out of the first rod.
10. A stent, characterized in that it comprises a stretch rod according to any one of claims 1 to 8.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122560720.1U CN216519038U9 (en) | 2021-10-22 | 2021-10-22 | Stretching rod and support |
| PCT/CN2022/125564 WO2023066172A1 (en) | 2021-10-22 | 2022-10-17 | Stretching rod and support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122560720.1U CN216519038U9 (en) | 2021-10-22 | 2021-10-22 | Stretching rod and support |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN216519038U CN216519038U (en) | 2022-05-13 |
| CN216519038U9 true CN216519038U9 (en) | 2023-02-07 |
Family
ID=81525060
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122560720.1U Active CN216519038U9 (en) | 2021-10-22 | 2021-10-22 | Stretching rod and support |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN216519038U9 (en) |
| WO (1) | WO2023066172A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN216519038U9 (en) * | 2021-10-22 | 2023-02-07 | 深圳欧森隆科创有限公司 | Stretching rod and support |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5798390B2 (en) * | 2011-06-23 | 2015-10-21 | 株式会社トップ | Stretch structure of support |
| CN205117915U (en) * | 2015-09-25 | 2016-03-30 | 中山品创塑胶制品有限公司 | Telescopic pipe fitting |
| CN205858884U (en) * | 2016-08-02 | 2017-01-04 | 广东欧珀移动通信有限公司 | A kind of stepless retractable tubular construction |
| CN206234588U (en) * | 2016-08-16 | 2017-06-09 | 东莞市金弘美电子有限公司 | Concentric expansion link |
| CN208397070U (en) * | 2018-05-15 | 2019-01-18 | 林杞然 | A kind of retractable rod |
| CN211039296U (en) * | 2019-10-25 | 2020-07-17 | 张宏彬 | Novel damping telescopic link |
| CN216519038U9 (en) * | 2021-10-22 | 2023-02-07 | 深圳欧森隆科创有限公司 | Stretching rod and support |
-
2021
- 2021-10-22 CN CN202122560720.1U patent/CN216519038U9/en active Active
-
2022
- 2022-10-17 WO PCT/CN2022/125564 patent/WO2023066172A1/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| WO2023066172A1 (en) | 2023-04-27 |
| CN216519038U (en) | 2022-05-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN216519038U9 (en) | Stretching rod and support | |
| KR102147800B1 (en) | Tube-retaining clip assembly | |
| JPH0312967Y2 (en) | ||
| KR930009052B1 (en) | Connector for small-diameter piping | |
| WO2023078067A1 (en) | Stretch rod and support | |
| CN204213565U (en) | A kind of plastic deformation support and the vidicon camera with this plastic deformation support | |
| US20030116066A1 (en) | Elevation-adjustable table | |
| CN207454474U (en) | A kind of expansion tube | |
| US20230130809A1 (en) | Tensile rod and bracket | |
| CN211018088U (en) | Electrician's sleeve pipe fixing device | |
| CN218074142U (en) | Fixing assembly | |
| CN216842554U (en) | Pipe day style of calligraphy frame quick connector and display screen installing support | |
| CN221322981U (en) | Telescopic rod | |
| CN219721802U (en) | Falling-preventing high jump cross bar | |
| KR101433897B1 (en) | Device for suporting hanger | |
| CN205371210U (en) | Plastic dowel sleeve | |
| CN212243245U (en) | Bumper support | |
| KR200225726Y1 (en) | An elastic clothes hanger | |
| CN212307247U (en) | Novel one-way elastic trouser leg and trouser rack structure | |
| CN218632549U (en) | Positioning structure of connector | |
| CN220655338U (en) | Double-end hook | |
| CN211406178U (en) | Switch convenient to installation | |
| CN210186324U (en) | Connection type foam rod | |
| CN215838033U (en) | Sofa spring package and sofa | |
| CN210751201U (en) | Sliding sleeve assembly and fitness equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CU01 | Correction of utility model |
Correction item: Claims|Description Correct: correct False: error Number: 19-02 Page: ?? Volume: 38 |
|
| CU01 | Correction of utility model |