CN208534931U - One kind is stretched effective locking device and telescoping tube - Google Patents
One kind is stretched effective locking device and telescoping tube Download PDFInfo
- Publication number
- CN208534931U CN208534931U CN201820872005.7U CN201820872005U CN208534931U CN 208534931 U CN208534931 U CN 208534931U CN 201820872005 U CN201820872005 U CN 201820872005U CN 208534931 U CN208534931 U CN 208534931U
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- China
- Prior art keywords
- tube
- support sleeve
- locking device
- retaining ring
- inner tube
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Abstract
It stretches effective locking device the utility model discloses one kind, including for being coated at telescoping tube inner tube and outer tube cooperation at and be supported in the support sleeve being arranged on outer tube and locking assembly, locking assembly includes retaining ring and check lock lever, retaining ring is arranged in the inner tube in support sleeve and for housing telescoping tube and is arranged, it is formed and is connected on the outside of check lock lever one end and retaining ring, the other end extends radially out the support sleeve along inner tube；Check lock lever stretch out support sleeve one end by can be operated along inner tube move radially in a manner of drive retaining ring to inner tube generate pressure so that outer wall of inner tube push against on outer tube wall or support sleeve inner wall formed locking；Its structure is simple, convenient for assembly and uses, and be convenient for the telescopic adjustment of telescoping tube, and locks firm.
Description
Technical field
The utility model relates to a kind of mechanical structure, in particular to one kind is stretched effective locking device.
Background technique
Telescoping tube be it is a kind of it is common the flexible mechanical structure to adjust length can be achieved, photographic goods tripod,
It is relatively conventional on folding bicycle or dust catcher.For the ease of adjusting the collapsing length of telescoping tube, on the market flexible now
The locking device of the collapsing length for adjusting telescoping tube generally can be all arranged in pipe.In the prior art, the locking dress on telescoping tube
It sets and common are the fixed bit directly adjusted by turn across the screw of outer tube inner tube and outer tube with a variety of patterns
Set, it is this locking telescoping tube collapsing length when it is insecure, the collapsing length of telescoping tube be easy to appear variation and influence equipment
It uses, and be easy to cause the damage of interior pipe surface；It or is to be locked by the more complicated button of pulling of structure, but pull and buckle
Structure is complex, and cost of manufacture is higher.
Utility model content
It stretches effective locking device in view of this, the present invention provides one kind, structure is simple, convenient for assembling and making
With, and it is convenient for the telescopic adjustment of telescoping tube, and lock firm.
The effective locking device that stretches of the utility model, comprising:
For being coated at the inner tube and outer tube cooperation of telescoping tube and being supported in the support sleeve being arranged on outer tube；
Locking assembly, locking assembly include retaining ring and check lock lever, and retaining ring is arranged in support sleeve and stretches for housing
The inner tube of the draw is arranged, and is formed and is connected on the outside of check lock lever one end and retaining ring, and the other end extends radially out support sleeve along inner tube, locks
Bar stretch out support sleeve one end by can be operated along inner tube move radially in a manner of drive retaining ring to inner tube generate pressure so that interior
Pipe outer wall is pushed against in formation locking on outer tube wall or support sleeve inner wall.
Further, it is provided in support sleeve for the radially movable radially movable space of retaining ring, support sleeve side is set
It is equipped with the opening being connected to radially movable space to be integrally put into for locking assembly, the other side is provided with to be stretched out for check lock lever
Through-hole, check lock lever and through hole whorl cooperate.
Further, check lock lever is the screw rod with stub end, and the stub end of screw rod is placed in the card slot being arranged on the outside of retaining ring
The interior connection with realization and retaining ring.
Further, telescoping tube locking device further includes stretching out the rotating handle that support sleeve one end is fixedly connected with check lock lever.
Further, it is provided with and is used to support in the supporting table of the outer tube upper end of telescoping tube in support sleeve.
Further, it is solid across being formed with the outer tube with telescoping tube for connector to be provided at least one for the lower part of support sleeve
Surely the connecting hole connected.
Further, connecting hole is threaded hole.
Further, retaining ring is eccentric hoop.
The invention also discloses a kind of telescoping tube using the effective locking device that stretches, telescoping tube includes outer
Pipe and it is interior be placed in outer tube and relatively-movable inner tube, be provided with the effective locking of stretching at the cooperation of inner tube and outer tube and fill
It sets.
The utility model has the beneficial effects that the effective locking device that stretches of the utility model, by being locked from peripheral operation
Bar, which stretches out support sleeve one end, makes it drive retaining ring to generate pressure to inner tube along the mode that inner tube moves radially, so that outer wall of inner tube
It pushes against in forming locking on outer tube wall or support sleeve inner wall, structure is simple, convenient for assembly and uses, and stretching convenient for telescoping tube
Contracting is adjusted, and is locked firm.
Detailed description of the invention
The utility model is further described with reference to the accompanying drawings and examples.
Fig. 1 is the utility model overall structure schematic cross-section；
Fig. 2 is the use state diagram of the utility model.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model carries out the technical scheme in the embodiment of the utility model
Clear, complete description, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute in the utility model embodiment
It is only used for explaining relative positional relationship, motion conditions etc. under a certain particular pose (as shown in the picture) between each component, if
When the particular pose changes, then directionality instruction also correspondingly changes correspondingly.
In addition, the description for being related to " first ", " second " etc. in the present invention is used for description purposes only, and cannot understand
For its relative importance of indication or suggestion or implicitly indicate the quantity of indicated technical characteristic.Define as a result, " first ",
The feature of " second " can explicitly or implicitly include at least one of the features.In addition, the technical side between each embodiment
Case can be combined with each other, but must be based on can be realized by those of ordinary skill in the art, when the combination of technical solution
Conflicting or cannot achieve when occur will be understood that the combination of this technical solution is not present, also not in the requires of the utility model
Protection scope in.
It stretches effective locking device the utility model proposes one kind.
- Fig. 2 referring to Fig.1, Fig. 1 are the utility model overall structure schematic cross-section, and Fig. 2 uses shape for the utility model
State schematic diagram, as shown in the figure: the effective locking device that stretches of the present embodiment, comprising:
For being coated at the inner tube 1 and 2 cooperation of outer tube of telescoping tube and being supported in the support sleeve 3 being arranged on outer tube 2；
Locking assembly, locking assembly include retaining ring 4 and check lock lever 5, and retaining ring 4 is arranged in support sleeve 3 and for outer
The inner tube 1 for covering telescoping tube is arranged, and is formed and is connected on the outside of 5 one end of check lock lever and retaining ring 4, and the other end extends radially out branch along inner tube 1
Support set 3, check lock lever 5 stretch out 3 one end of support sleeve by can be operated along inner tube 1 move radially in a manner of drive retaining ring 4 to inner tube
1 generates pressure, so that 1 outer wall of inner tube is pushed against in formation locking on 3 inner wall of 2 inner wall of outer tube or support sleeve.
As depicted in figs. 1 and 2, telescoping tube includes outer tube 2 and the inner tube 1 that is set in outer tube 2, and inner tube 1 can be with respect to outer tube
2 move up and down, and support sleeve 3 is set at the cooperation of inner tube 1 and outer tube 2, when making check lock lever 5 along telescoping tube radial direction from peripheral operation
When mobile, it is mobile that check lock lever 5 will drive retaining ring 4, and generates pressure to inner tube 1, and the cooperation being formed between support sleeve 3 will be interior
Pipe 1 is locked.
In the present embodiment, it is provided in support sleeve 3 for the radially movable radially movable space of retaining ring 4, support sleeve 3
Side is provided with the opening 6 being connected to radially movable space to be integrally put into for locking assembly, and the other side is provided with for locking
The through-hole that tight bar 5 stretches out, check lock lever 5 and through hole whorl cooperate；Opening is curved opening, facilitates locking assembly and supports inner room
Assembly.Check lock lever 5 is the screw rod with stub end, and the stub end of screw rod is placed in the card slot 9 being arranged on the outside of retaining ring 4 to realize
With the connection of retaining ring 4.Telescoping tube locking device further includes stretching out the rotating handle 10 that 3 one end of support sleeve is fixedly connected with check lock lever 5.
I.e. from external turn rotating handle, since the body of rod and through hole whorl of screw rod cooperate, then screw rod can generate the front and back shifting along through-hole direction
It is dynamic, and then drive latch segment mobile and generate the pressure to inner tube 1.
In the present embodiment, it is provided with and is used to support in the supporting table 8 of 2 upper end of outer tube of telescoping tube in support sleeve 3.Support sleeve
3 lower part is provided at least one and passes through the connecting hole to be formed a fixed connection with the outer tube 2 with telescoping tube for connector.Connection
Hole is threaded hole.As shown in Figure 1, connector is jackscrew 7, jackscrew is passed through from connecting hole and is fixedly connected with outer tube 2.
In the present embodiment, retaining ring 4 is eccentric hoop；Form more stable locking mechanism.
The invention also discloses a kind of telescoping tube using the effective locking device that stretches, telescoping tube includes outer
Pipe 2 and it is interior be placed in outer tube 2 and relatively-movable inner tube 1, be provided at inner tube 1 and the cooperation of outer tube 2 it is described stretch it is effective
Locking device.
Finally, it is stated that above embodiments are merely intended for describing the technical solutions of the present application, but not for limiting the present application, although ginseng
The utility model is described in detail according to preferred embodiment, those skilled in the art should understand that, it can be to this
The technical solution of utility model is modified or replaced equivalently, without departing from the objective and model of technical solutions of the utility model
It encloses, should all cover in the scope of the claims of the utility model.
Claims (9)
- The effective locking device 1. one kind is stretched, it is characterised in that: include:For being coated at the inner tube and outer tube cooperation of telescoping tube and being supported in the support sleeve being arranged on outer tube；Locking assembly, the locking assembly include retaining ring and check lock lever, and the retaining ring is arranged in support sleeve and for outer The inner tube setting of telescoping tube is covered, is formed and is connected on the outside of described check lock lever one end and retaining ring, the other end extends radially out institute along inner tube State support sleeve；The check lock lever stretch out support sleeve one end by can be operated along inner tube move radially in a manner of drive retaining ring internal Pipe generates pressure, so that outer wall of inner tube is pushed against in formation locking on outer tube wall or support sleeve inner wall.
- 2. the effective locking device according to claim 1 that stretches, it is characterised in that: be provided in the support sleeve for locking The tight radially movable radially movable space of ring, the support sleeve side, which is provided with, to be connected to for locking with radially movable space The opening that component is integrally put into, the other side are provided with the through-hole stretched out for check lock lever, the check lock lever and the through hole whorl Cooperation.
- 3. the effective locking device according to claim 1 that stretches, it is characterised in that: the check lock lever is with stub end Screw rod, the stub end of the screw rod are placed in the card slot being arranged on the outside of the retaining ring connection realized with retaining ring.
- 4. the effective locking device according to claim 1 that stretches, it is characterised in that: the telescoping tube locking device further includes The rotating handle that support sleeve one end is fixedly connected is stretched out with check lock lever.
- 5. the effective locking device according to claim 1 that stretches, it is characterised in that: be provided in the support sleeve for branch It supports in the supporting table of the outer tube upper end of telescoping tube.
- 6. the effective locking device according to claim 1 that stretches, it is characterised in that: the lower part of the support sleeve be provided with to Few one passes through the connecting hole to form a fixed connection with the outer tube with telescoping tube for connector.
- 7. the effective locking device according to claim 6 that stretches, it is characterised in that: the connecting hole is threaded hole.
- 8. stretch described in -7 any claims effective locking device according to claim 1, it is characterised in that: the retaining ring For eccentric hoop.
- 9. a kind of telescoping tube using the effective locking device that stretches according to any one of claims 8, it is characterised in that: the telescoping tube packet Include outer tube and it is interior be placed in the outer tube and relatively-movable inner tube, setting has been at the cooperation of said inner tube and the outer tube State the effective locking device that stretches.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820872005.7U CN208534931U (en) | 2018-06-06 | 2018-06-06 | One kind is stretched effective locking device and telescoping tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820872005.7U CN208534931U (en) | 2018-06-06 | 2018-06-06 | One kind is stretched effective locking device and telescoping tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208534931U true CN208534931U (en) | 2019-02-22 |
Family
ID=65381438
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820872005.7U Active CN208534931U (en) | 2018-06-06 | 2018-06-06 | One kind is stretched effective locking device and telescoping tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208534931U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110919133A (en) * | 2019-12-11 | 2020-03-27 | 上海气焊机厂有限公司 | Cutting torch holder |
| WO2021021901A1 (en) * | 2019-07-29 | 2021-02-04 | Innovative Logistics, Inc. | Adjustable shoring beam and connection assembly |
| US11214402B2 (en) | 2016-10-31 | 2022-01-04 | Innovative Logistics, Inc. | Modular deck system for use with movable platforms |
-
2018
- 2018-06-06 CN CN201820872005.7U patent/CN208534931U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11214402B2 (en) | 2016-10-31 | 2022-01-04 | Innovative Logistics, Inc. | Modular deck system for use with movable platforms |
| WO2021021901A1 (en) * | 2019-07-29 | 2021-02-04 | Innovative Logistics, Inc. | Adjustable shoring beam and connection assembly |
| US11433801B2 (en) | 2019-07-29 | 2022-09-06 | Innovative Logistics, Inc. | Adjustable shoring beam and hook assembly |
| EP4003856A4 (en) * | 2019-07-29 | 2023-08-30 | Innovative Logistics, Inc. | Adjustable shoring beam and connection assembly |
| CN110919133A (en) * | 2019-12-11 | 2020-03-27 | 上海气焊机厂有限公司 | Cutting torch holder |
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