CN104019095B - The lifting structure of fast stepless location - Google Patents
The lifting structure of fast stepless location Download PDFInfo
- Publication number
- CN104019095B CN104019095B CN201410267226.8A CN201410267226A CN104019095B CN 104019095 B CN104019095 B CN 104019095B CN 201410267226 A CN201410267226 A CN 201410267226A CN 104019095 B CN104019095 B CN 104019095B
- Authority
- CN
- China
- Prior art keywords
- tubule
- locating piece
- guidance set
- sleeve
- thimble assembly
- 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
Abstract
The invention discloses the lifting structure of a kind of fast stepless location, it includes thimble assembly, pipe close assembly, locking element, locating piece and guidance set, and the two ends of thimble assembly are located at by pipe close assembly; Locking element is used for the sleeve pipe of locking sleeve inter-module; Locating piece is located between the sleeve pipe of thimble assembly, for the relative position of the sleeve pipe of locating sleeve inter-module; Guidance set is located between the sleeve pipe of thimble assembly, play the guiding role to the relative movement of each sleeve pipe.The present invention is compared with existing background technique, and tool has the following advantages: it have passed and utilizes axial deviation coning sleeve make the journal offset of large tubule and form mechanical locking easily, has axial deviation coning sleeve freely to slide up and down at tubule overcoat; When tubule rising and decline arbitrary position, as long as axial deviation coning sleeve falls entangle outer bassoon, locking tubule at once can not move; And part is few, assembling is simple, low cost of manufacture.
Description
Technical field
The present invention relates to lowering or hoisting gear, specifically, relate to the lifting structure of a kind of fast stepless location.
Background technique
Two joints used in the market or a few joint raise or reduce the product of function, as: extension ladder, lifting bar etc., all just utilize traditional eccentric handle to lock and unclamp method, being locked after the localization method etc. of the method that screw locking unclamps or positioning dowel realizes the lifting of interior pipe, its shortcoming is that part is many, and assembling is complicated, lifting and locking speed slow, load-bearing limited pressure and manufacture cost high.
Summary of the invention
The object of the invention is to the defect overcoming existing traditional product, a kind of easy fast stepless positioned-lifting structure is provided.
For achieving the above object, the present invention is by the following technical solutions:
A lifting structure for fast stepless location, it includes thimble assembly, pipe close assembly, locking element, locating piece and guidance set, and the two ends of described thimble assembly are located at by described pipe close assembly; Described locking element is for locking the sleeve pipe between described thimble assembly; Described locating piece is located between the sleeve pipe of described thimble assembly, for locating the relative position of the sleeve pipe between described thimble assembly; Described guidance set is located between the sleeve pipe of described thimble assembly, play the guiding role to the relative movement of each sleeve pipe.
Above-mentioned thimble assembly, it includes at least two sleeve pipes, and described sleeve pipe is sheathed successively.
Above-mentioned thimble assembly comprises two sleeve pipes, is respectively tubule and bassoon, and described bassoon is sheathed on outside described tubule, and described locating piece and guidance set are located between described tubule and bassoon.
Above-mentioned sleeve pipe group comprises three sleeve pipes, is respectively tubule, middle pipe and bassoon, and described bassoon is set in outside described middle pipe, and described middle pipe box is located at outside described tubule; Described locating piece and guidance set is provided with between described tubule and middle pipe; Described locating piece and guidance set is provided with between described middle pipe and bassoon.
Above-mentioned guidance set is connected with described tubule, and described tubule does upper and lower displacement along described large inner tube wall under the leading role of described guidance set.
Above-mentioned guidance set is configured as establishes ring-type jaggy, and described ring bodies is formed with projection to inside and outside each extension.
Above-mentioned locating piece is ring bodies, and the number of described locating piece is corresponding with the number of the sleeve pipe in described thimble assembly, and described locating piece is located at respectively between two the adjacent sleeve pipes in described thimble assembly.
The lifting structure of above-mentioned fast stepless location, when described thimble assembly comprises two sleeve pipes, described locating piece is set on described tubule, and described large inner tube wall is provided with the inner groove of accommodating described locating piece; Described large inner tube wall is axially arranged with groove along it, and the described guidance set projection be shaped that stretches out is arranged on described large inner tube wall just along the groove that it is axially shaped; The projection place that guidance set on described little inner tube wall described in correspondence extends internally is provided with depression.
The lifting structure of above-mentioned fast stepless location, when described thimble assembly comprises three sleeve pipes, described locating piece is two, and described guidance set is two groups, first locating piece is set on described tubule, and second locating piece is set on described middle pipe; Described middle inner tube wall is provided with the inner groove of accommodating first described locating piece, and the inwall of described bassoon is provided with the inner groove of accommodating second described locating piece; Described middle pipe and the inwall of bassoon are axially arranged with groove along respective, the projection be shaped that stretches out of first described guidance set is arranged in described inner tube wall just along its axial groove be shaped, and the projection be shaped that stretches out of second described guidance set is arranged in described large inner tube wall just along its axial groove be shaped; First guidance set on described tubule described in correspondence extend internally be shaped projection place be provided with depression; Second guidance set on described middle pipe described in correspondence extend internally be shaped projection place be provided with depression.
The number of above-mentioned locking element is corresponding with the number of the sleeve pipe in described thimble assembly, and it is configured as axial deviation coning sleeve, is sheathed on adjacent two sleeve pipes in described thimble assembly.
After adopting technique scheme, the present invention is compared with existing background technique, and tool has the following advantages:
It has passed and utilizes axial deviation coning sleeve make the journal offset of large tubule and form mechanical locking easily, has axial deviation coning sleeve freely to slide up and down at tubule overcoat; When tubule rising and decline arbitrary position, as long as axial deviation coning sleeve falls entangle outer bassoon, locking tubule at once can not move; And part is few, assembling is simple, low cost of manufacture, coupling mechanism force is changed by the strength pressed down and increases, better solve due to the object on lifting bar weight increase or the activity duration long, allow lifting bar decline or lose coupling mechanism force and produce sinking, cause the injures and deaths of personnel or the loss of property.
Accompanying drawing explanation
Fig. 1 is perspective exploded view of the present invention;
Fig. 2 is solid combination schematic diagram of the present invention;
Fig. 3 is 180 degree of sectional views of tubule of the present invention;
Fig. 4 is 90 degree of sectional views two of tubule of the present invention;
Fig. 5 is 90 degree of sectional views of bassoon;
Fig. 6 is 180 degree of sectional views of bassoon;
Fig. 7 is the sectional view holding up direction of Fig. 2;
Fig. 8 is the floor map at the section place of Fig. 7;
Fig. 9 is the partial enlarged drawing of Fig. 7;
Figure 10 is the partial enlarged drawing of Fig. 8;
Figure 11 is the cross-sectional schematic diagram at A-A place in Fig. 8;
Figure 12 is the floor map at Figure 11 section place;
Figure 13 is the cross-sectional schematic diagram at B-B place in Fig. 8;
Figure 14 is the floor map at Figure 13 section place;
Figure 15 is the structural representation of guidance set of the present invention;
Figure 16 is the combination schematic diagram of the embodiment of the present invention two.
Embodiment
In order to make object of the present invention, technological scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Embodiment one:
As shown in Figure 1, 2, the invention discloses the lifting structure of a kind of fast stepless location, it includes thimble assembly 1, pipe close assembly 2, locking element 3, locating piece 4 and guidance set 5, wherein:
In the present embodiment, thimble assembly 1 includes two sleeve pipes, is respectively tubule 11 and bassoon 12.
Shown in figure 3,4, tubule 11, its inwall is provided with the groove 111 along its axial direction, the effect of this groove 111 is axially arranged with groove 123 with on the inwall of bassoon 12 along it, plays guiding and prevents from rotating, in the position of its underpart, be provided with depression 112, in the present embodiment, depression 112 is two, distributes up and down.
Shown in figure 5,6, bassoon 12, its upper end 121 is configured as inwardly contraction-like; Near the position of upper end in bassoon 12, inwall is provided with the inner groove 122 of accommodating locating piece 4, and the inwall of bassoon 12 is axially arranged with groove 123 along it.
During assembling, sleeve pipe is sheathed successively.Namely in the present embodiment, shown in figure 7,8, bassoon 12 is sheathed on outside tubule 11, and locating piece 4 and guidance set 5 are located between tubule 11 and bassoon 12.
Pipe close assembly 2, it is located at the two ends of thimble assembly 1; In the present embodiment, it is provided with two, and be respectively little pipe close 21 and large pipe close 22, little pipe close 21 is plugged in the upper end of tubule 11.Large pipe close 22 is plugged in the lower end of bassoon 12.
Locking element 3, its number is corresponding with the number of the sleeve pipe in thimble assembly 1, if when thimble assembly 1 includes two sleeve pipes, the number of locking element 3 is one; If when thimble assembly 1 includes three sleeve pipes, the number of locking element 3 is two; If when thimble assembly 1 comprises four sleeve pipes, the number of locking element 3 is three; Tire out successively and push away.
Shown in figure 1,7,8,9,10, in the present embodiment, locking element 3 is one; It is configured as axial deviation coning sleeve, and the shaft axis of the sleeve pipe of its axis and thimble assembly 1 has a parallel error X, and in the specific implementation, the value of parallel error X is determined according to bearing weight and sleeve pipe size, generally can select between 0.5 ~ 2mm.
During assembling, locking element 3 is set in outside tubule 11, it can freely slide up and down, when tubule 11 rise and decline arbitrary position time, as long as when locking element 3 falls and entangles outer bassoon 12, locking tubule 11 at once can not move, when needing to unlock, slightly mention locking element 3, tubule 11 just freely can move up and down along bassoon 12 again.
Shown in figure 1, Fig. 7-12, locating piece 4, it is configured as ring bodies, and the number of locating piece is corresponding with the number of the sleeve pipe in thimble assembly, if when thimble assembly 1 includes two sleeve pipes, the number of locating piece 4 is one; If when thimble assembly 1 includes three sleeve pipes, the number of locating piece 4 is two; If when thimble assembly 1 comprises four sleeve pipes, the number of locating piece 4 is three; Tire out successively and push away.In the present embodiment, locating piece 4 is one.
Locating piece 4 is provided between two the adjacent sleeve pipes in thimble assembly 1.In the present embodiment, it is located between tubule 11 and bassoon 12.That is, with reference to shown in figure 9,10, locating piece 4 is set on tubule 11, and is positioned at the inner groove 122 of the inwall of bassoon 12.Tubule 11 can move up and down by relative positioning part 4.Inner groove 122 place that nylon positioning ring 4 is fixed on bassoon 12 prevents tubule 11 from deviating from and locating.
Shown in figure 1,13,14,15, in the present embodiment, guidance set 5 is provided with two; Guidance set 5 is configured as the ring-type being provided with breach 51, and ring bodies is formed with projection 52,53 to inside and outside each extension.The projection 53 of guidance set 5 is located in the depression 112 of tubule 11 and is connected with tubule 11, and projection 52 is arranged in the groove 123 that the inwall of bassoon 12 is axially arranged along it just; Tubule 11 does upper and lower displacement along bassoon 12 inwall under the leading role of guidance set 5.
During assembling, shown in figure 7,8, locking element 3 is for the tubule 11,12 between locking sleeve assembly 1; Locating piece 4 is located between the sleeve pipe of thimble assembly 1, for the relative position of the sleeve pipe between locating sleeve assembly 1; Guidance set 5 is located between the sleeve pipe of thimble assembly 1, play the guiding role to the relative movement of each sleeve pipe.That is, when tubule 11 moves up, guidance set 5 will be fixed on nylon positioning ring 4 in bassoon 12 to be stoped; Locking element 3 is had freely to slide up and down at tubule 11 overcoat, when tubule 11 rise and decline arbitrary position time, as long as locking element 3 falls entangle outer bassoon 12, at once lock tubule 11 can not move, slightly mention locking element 3, tubule 11 just freely can move up and down along bassoon 12.
Embodiment two:
With reference to shown in Figure 16, thimble assembly 1 comprises three sleeve pipes, is respectively tubule 11, middle pipe 13 and bassoon 12, and bassoon 12 is set in outside middle pipe 13, and middle pipe 13 is set in outside tubule 11; Locating piece 4 and guidance set 5 is provided with between tubule 11 and middle pipe 13; Locating piece 4 and guidance set 5 is provided with between middle pipe 13 and bassoon 12.Namely in the present embodiment, locking element 3 is two, and locating piece 4 is two.Guidance set 5 is four.
Its assembling mode is identical with embodiment one, and when assembling, first locating piece is set on tubule 11, and second locating piece is set on middle pipe 13; The inwall of middle pipe 13 is provided with the inner groove of accommodating first locating piece, and the inwall of bassoon 12 is provided with the inner groove of accommodating second locating piece; The inwall of middle pipe 13 and bassoon 12 is axially arranged with groove along respective, the projection be shaped that stretches out of first guidance set is arranged in pipe 13 inwall just along its axial groove be shaped, and the projection be shaped that stretches out of second guidance set is arranged in bassoon 12 inwall just along its axial groove be shaped; On tubule 11, corresponding first guidance set projection place be shaped that extends internally is provided with depression; On middle pipe 13, corresponding second guidance set projection place be shaped that extends internally is provided with depression.
In use, tubule 11, under the leading role of the first guidance set, can move up and down by relatively middle pipe 13, and when being moved upwards up to the first locating piece, stops.Middle pipe 13, under the leading role of the second guidance set, relatively can move up and down, and when being moved upwards up to the second locating piece, stop in bassoon 12.In like manner, two locking elements 3 carry out locking operation to tubule 11 and middle pipe 13, middle pipe 13 and bassoon 12 respectively.Compared with embodiment one, the length that the present embodiment can extend is longer.
When pipe box assembly does not need guiding, the inwall of bassoon 12 can be cancelled along the projection 53 of its groove 123 axially arranged and guidance set 5, tubule 11 can't be affected and move up and down along bassoon 12 inwall, and tubule 11 can in bassoon 12 inwall 360 degree rotation; When tubule 11 moves up, guidance set 5 will be fixed on nylon positioning ring 4 in bassoon 12 to be stoped; Locking element 3 is had freely to slide up and down at tubule 11 overcoat, when tubule 11 rise and decline arbitrary position time, as long as locking element 3 falls entangle outer bassoon 12, at once lock tubule 11 can not move, slightly mention locking element 3, tubule 11 just freely can move up and down along bassoon 12.
The above; be only the present invention's preferably embodiment, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; the change that can expect easily or replacement, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of claim.
Claims (9)
1. a lifting structure for fast stepless location, it is characterized in that: it includes thimble assembly, pipe close assembly, locking element, locating piece and guidance set, the two ends of described thimble assembly are located at by described pipe close assembly; Described locking element is for locking the sleeve pipe between described thimble assembly; Described locating piece is located between the sleeve pipe of described thimble assembly, for locating the relative position of the sleeve pipe between described thimble assembly; Described guidance set is located between the sleeve pipe of described thimble assembly, play the guiding role to the relative movement of each sleeve pipe; Described guidance set is configured as establishes ring bodies jaggy, and described ring bodies is formed with projection to inside and outside each extension.
2. the lifting structure of fast stepless location according to claim 1, it is characterized in that: described thimble assembly, it includes at least two sleeve pipes, and described sleeve pipe is sheathed successively.
3. the lifting structure of fast stepless location according to claim 2, it is characterized in that: described thimble assembly comprises two sleeve pipes, be respectively tubule and bassoon, described bassoon is sheathed on outside described tubule, and described locating piece and guidance set are located between described tubule and bassoon.
4. the lifting structure of fast stepless location according to claim 2, it is characterized in that: described thimble assembly comprises three sleeve pipes, is respectively tubule, middle pipe and bassoon, described bassoon is set in outside described middle pipe, and described middle pipe box is located at outside described tubule; Described locating piece and guidance set is provided with between described tubule and middle pipe; Described locating piece and guidance set is provided with between described middle pipe and bassoon.
5. the lifting structure of fast stepless location according to claim 3, it is characterized in that: described guidance set is connected with described tubule, described tubule does upper and lower displacement along described large inner tube wall under the leading role of described guidance set.
6. according to the lifting structure of the arbitrary described fast stepless location of Claims 1 to 5, it is characterized in that: described locating piece is ring bodies, few one of the number of the sleeve pipe in the number of described locating piece and described thimble assembly, described locating piece is located at respectively between two the adjacent sleeve pipes in described thimble assembly.
7. the lifting structure of fast stepless location according to claim 3, it is characterized in that: when described thimble assembly comprises tubule and bassoon two sleeve pipes, described locating piece is set on described tubule, and described large inner tube wall is provided with the inner groove of accommodating described locating piece; Described large inner tube wall is axially arranged with groove along it, and the described guidance set projection be shaped that stretches out is arranged on described large inner tube wall just along the groove that it is axially shaped; The projection place that guidance set on described little inner tube wall described in correspondence extends internally is provided with depression.
8. the lifting structure of fast stepless location according to claim 4, it is characterized in that: when described thimble assembly comprises tubule, middle pipe and bassoon three sleeve pipes, described locating piece is two, described guidance set is two groups, is respectively first group of guidance set and second group of guidance set; First locating piece is set on described tubule, and second locating piece is set on described middle pipe; Described middle inner tube wall is provided with the inner groove of accommodating first described locating piece, and the inwall of described bassoon is provided with the inner groove of accommodating second described locating piece; Described middle pipe and the inwall of bassoon are axially arranged with groove along respective, the projection be shaped that stretches out of first group of described guidance set is arranged in described inner tube wall just along its axial groove be shaped, and the projection be shaped that stretches out of second group of described guidance set is arranged in described large inner tube wall just along its axial groove be shaped; First group of guidance set on described tubule described in correspondence extend internally be shaped projection place be provided with depression; Second group of guidance set on described middle pipe described in correspondence extend internally be shaped projection place be provided with depression.
9. according to the lifting structure of the arbitrary described fast stepless location of Claims 1 to 5, it is characterized in that: the number of described locking element is corresponding with the number of the sleeve pipe in described thimble assembly, it is configured as axial deviation coning sleeve, the shaft axis of described axial deviation coning sleeve axis and the sleeve pipe of described thimble assembly has a parallel error X, and described axial deviation coning sleeve is located on adjacent two sleeve pipes in described thimble assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410267226.8A CN104019095B (en) | 2014-06-16 | 2014-06-16 | The lifting structure of fast stepless location |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410267226.8A CN104019095B (en) | 2014-06-16 | 2014-06-16 | The lifting structure of fast stepless location |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104019095A CN104019095A (en) | 2014-09-03 |
| CN104019095B true CN104019095B (en) | 2016-01-13 |
Family
ID=51436018
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410267226.8A Active CN104019095B (en) | 2014-06-16 | 2014-06-16 | The lifting structure of fast stepless location |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104019095B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104565725A (en) | 2015-01-13 | 2015-04-29 | 佛山市开信光电有限公司 | Tripod with rapid and stepless lifting and locking functions |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103174716B (en) * | 2013-01-17 | 2015-03-25 | 何文波 | Multi-level freely telescopic rod |
| CN203430933U (en) * | 2013-06-26 | 2014-02-12 | 广州市番禺盈力气弹簧制造有限公司 | Telescoping mechanism with length fixed freely |
| DE202013104225U1 (en) * | 2013-09-16 | 2013-10-08 | Alfred Härer GmbH | clamping device |
| CN103591096A (en) * | 2013-10-12 | 2014-02-19 | 苏州市吴中区曙光铜管厂 | Telescopic copper pipe component |
| CN203584999U (en) * | 2013-11-28 | 2014-05-07 | 山东英吉多健康产业有限公司 | Stepless position adjusting device for training parts of body builder |
| CN204041655U (en) * | 2014-06-16 | 2014-12-24 | 佛山市开信光电有限公司 | The lifting structure of fast stepless location |
-
2014
- 2014-06-16 CN CN201410267226.8A patent/CN104019095B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN104019095A (en) | 2014-09-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4125000A (en) | Telescopic tubular power transmitting unit | |
| CN204041655U (en) | The lifting structure of fast stepless location | |
| EP2949539A1 (en) | Energy dissipating device and connection device comprising such an energy dissipating device | |
| CN108583609B (en) | A kind of retaining mechanism for gauge-changeable wheelsets | |
| CN104235310A (en) | Gear arrangement | |
| CN104401848A (en) | Embedded safety elevator | |
| CN108622127A (en) | A kind of variable rail gauge wheel pair | |
| CN104019095B (en) | The lifting structure of fast stepless location | |
| CN101839151B (en) | For the apparatus and method that the blade of fluid machinery is connected with rotor shaft | |
| US4710052A (en) | Linear coupling | |
| US20140123789A1 (en) | Actuator | |
| CN102645244B (en) | Prestressed pore passage detecting device | |
| CN203282117U (en) | Welding tool for axle housing assembly | |
| US11180351B2 (en) | Telescopic arm for crane and crane comprising said arm | |
| ITMO20150089A1 (en) | MECHANICAL TRANSMISSION UNIT OF THE MOTION FROM A CENTRAL AXLE TO FOUR DRIVE WHEELS OF A VEHICLE | |
| US20150292565A1 (en) | Lightweight joint for transmitting rotational movements | |
| US9592559B2 (en) | Manual drilling apparatus equipped with a device for control of advance | |
| CN202763361U (en) | Welding tool for welding pipe joint and pipeline | |
| CN203902621U (en) | Folding joint and baby carriage | |
| CN113700435A (en) | Gear self-locking type biasing device and rotary guiding tool | |
| JP2011519739A (en) | Milling boring type machine tool | |
| CN110206782A (en) | The underwater telescopic fluid cylinder driving locking docking facilities of axle sleeve | |
| CN202140028U (en) | Drilling rod for drilling machine | |
| CN203522431U (en) | Brake motor | |
| CN104084456A (en) | Corrugated pipe wave correction machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |