CN102720737B - Lifting adjustment device - Google Patents
Lifting adjustment device Download PDFInfo
- Publication number
- CN102720737B CN102720737B CN201210213236.4A CN201210213236A CN102720737B CN 102720737 B CN102720737 B CN 102720737B CN 201210213236 A CN201210213236 A CN 201210213236A CN 102720737 B CN102720737 B CN 102720737B
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- ring
- outer ring
- interior
- surrounding wall
- bounding means
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Abstract
The invention discloses a lifting adjustment device. The lifting adjustment device comprises an outer ring piece, an inner ring piece which can be arranged in the outer ring piece in a sliding mode, a plurality of positioning pieces which are arranged in the inner ring piece and a limiting piece which is connected with the inner ring piece, wherein the limiting piece can move to the outer ring piece relative to a pressing part, and the inner ring piece is provided with the pressing part which is protruded out of the outer ring piece; the limiting piece is connected with the pressing part of the inner ring piece and can move between a limiting position and an adjustment and control position relative to the inner ring piece; when moving to the limiting position, the limiting piece can move relative to the pressing part then pressed against with the outer ring piece; and when moving to the adjustment and control position, the limiting piece is separated from the outer ring piece to form a gap. When moving to the limiting position, the limiting piece is pressed against the outer ring piece to ensure that the inner ring piece cannot slide and gaps between the inner ring piece and the positioning pieces cannot be easily generated by external force, so that the clamping force of the positioning pieces can be kept stable.
Description
Technical field
The present invention relates to a kind of regulating device, particularly relate to a kind of lift regulator.
Background technique
Consult Fig. 1, for No. 3335469 " personal security's device " patent of invention case of U. S. Patent, the safety installations 1 that this case discloses comprises a main body 11, and is fixedly arranged on beveled cone 12, the slider 13 being extended through in this beveled cone 12 of these main body 11 one end, and several steel ball 14 of being located between this slider 13 and this beveled cone 12.Utilize relative this slider 13 of this main body 11 to pull downwards, the compressing meeting that described steel ball 14 is subject to this beveled cone 12 upwards, move inward, and be squeezed in the rope 15 in this slider 13, this rope 15 is gripped by described steel ball 14, now this safety installations 1 cannot move relative to this rope 15, and will unclamp this stationary state time, press this slider 13, relatively make described steel ball 14 move down, allow described steel ball 14 to 12 wider regions of this beveled cone, therefore this steel ball 14 no longer clamps rope 15, now this safety installations 1 just can slippage on this rope 15, adjust high and low position.
Consult Fig. 2, for No. 10-184814 " slip clamp " Patent Case of Japanese patent laid-open, this slip clamp 2 comprises a shell 21, internal member 22, the lid 23 being arranged on this internal member 22 being extended through in this shell 21, and multiple spheroids 24 of being located between this shell 21 and internal member 22, this shell 21 has a conical surface 211.Suitable with the technology of aforementioned existing U. S. Patent, this lid 23 is pressed in utilization makes this shell 21 relatively move with internal member 22, allow described spheroid 24 move at this conical surface 211, and can produce the strength of extruding one axostylus axostyle 25, can fix or discharge whereby the position of this slip clamp 2 at this axostylus axostyle 25.
But in above-mentioned two cases, this slider 13 or internal member 22 are not all fixed, therefore likely because this slider 13 is oppressed in false touch or internal member 22 produces slip, and make steel ball 14 or spheroid 24 lose the strength of clamping, and produce the problem of Security; In addition, explain with Fig. 2, in the time that this slip clamp 2 is subject to the active force of deflection, described spheroid 24 is relatively inconsistent in the position of this conical surface 211, therefore between described spheroid 24 and this conical surface 211, can gappedly produce, make the strength inequality of clamping, cannot very stably be fixed on this axostylus axostyle 25.
Summary of the invention
The object of the present invention is to provide a kind of chucking power stable, and improve the lift regulator of Security.
Lift regulator of the present invention, comprises an outer ring, one and can be located at slidably the interior ring in this outer ring, multiple locating piece that is arranged at this interior ring, and a bounding means being connected with this interior ring.
This outer ring comprises an outer surrounding wall around a containing space, and this outer surrounding wall has a top, and a bottom in contrast to this top, the internal surface of this outer surrounding wall have one by this bottom the first tapering towards top convergent.
This interior ring can be located in the containing space of this outer ring slidably, this interior ring comprises that one around an interior surrounding wall that places space, and multiple elastomers that support to arrive in this interior surrounding wall and outer ring, this interior surrounding wall has a press part that protrudes out this outer ring, and multiple positioning hole that is positioned at this outer ring.
Described locating piece is arranged at respectively in the positioning hole of this interior ring, and leans with the first tapering of this outer ring.
This bounding means is connected with the press part of this interior ring, this bounding means can move toward this outer ring relative to this press part, and this bounding means can move relative to this press part at one and then against the restriction site of this outer ring, and move between one and this outer ring regulation and control position separately.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
Preferably, aforesaid lift regulator, wherein this lift regulator also comprises one and is sheathed on the top of this outer ring and the retaining ring of this bounding means, and this retaining ring has a convex wall, this bounding means is in the time of this regulation and control position, and convex wall and this bounding means of this retaining ring lean.
Preferably, aforesaid lift regulator, wherein the internal surface of the outer surrounding wall of this outer ring also have one by this bottom towards top convergent and with the second tapering separately, this first tapering, and the positioning hole of this interior ring is respectively to should the first tapering and the second tapering.
Preferably, aforesaid lift regulator, wherein this outer ring also comprises a block wall that is fixedly arranged on the bottom of this outer surrounding wall, the elastomer of this interior ring is to support to arrive in this interior surrounding wall and this block wall.
Preferably, aforesaid lift regulator, wherein this lift regulator also comprise one be sheathed on the bottom of this outer ring and with this retaining ring packing ring separately.
Preferably, aforesaid lift regulator, wherein the outer surrounding wall of this outer ring has an outside thread, this retaining ring, packing ring there is respectively an internal thread and whereby screw lock in the outer surrounding wall of this outer ring.
Preferably, aforesaid lift regulator, wherein the press part of the interior surrounding wall of this interior ring has an outside thread, and this bounding means has an internal thread and screw lock is in the press part of this interior surrounding wall whereby, and mode by screw lock moves between this restriction site and regulation and control position.
Preferably, aforesaid lift regulator, wherein the elastomer of this interior ring is Compress Spring.
Beneficial effect of the present invention is: utilize this bounding means in the time of restriction site, this bounding means and outer ring lean, this interior ring cannot be slided, therefore this interior ring can not get loose because false touch makes described locating piece, and allow and be difficult for producing because external force has space between this interior ring and described locating piece, make the chucking power of described locating piece stable.
Accompanying drawing explanation
Fig. 1 is a sectional view, and No. 3335469 " personal security's device " patent of invention case of U. S. Patent is described;
Fig. 2 is a sectional view, and No. 10-184814 " slip clamp " Patent Case of Japanese patent laid-open is described;
Fig. 3 is an exploded view, and a preferred embodiment of lift regulator of the present invention is described;
Fig. 4 is a sectional view, illustrates that after this preferred embodiment combination, a bounding means is in the aspect of a regulation and control position;
Fig. 5 is a sectional view, and the aspect that this bounding means is pressed is described in this preferred embodiment;
Fig. 6 is a sectional view, illustrates that, in this preferred embodiment, this bounding means is in the aspect of a restriction site;
Fig. 7 is a schematic diagram, and the use aspect that this preferred embodiment is combined with a plate body is described.
Embodiment
Below in conjunction with drawings and Examples, the present invention is described in detail.
Consult Fig. 3 and Fig. 4, for a preferred embodiment of lift regulator 3 of the present invention, comprise an outer ring 4, and can be located at slidably interior ring 5 in this outer ring 4, multiple locating piece that is arranged at this interior ring 56, a bounding means being connected with this interior ring 57, and be sheathed on the retaining ring 81 of this outer ring 4 and this bounding means 7, and one be sheathed on this outer ring 4 and with this retaining ring 81 packing ring 82 separately.
This outer ring 4 comprises an outer surrounding wall 41 around a containing space 415, and a block wall 42 that is fixedly arranged on this outer surrounding wall 41.This outer surrounding wall 41 has a top 411, and the bottom 412 in contrast to this top 411, the internal surface of this outer surrounding wall 41 has first tapering 413 by 412Chao top, this bottom 411 convergents, and one by 412Chao top, this bottom 411 convergents and with the second tapering 414 separately, this first tapering 413.This block wall 42 is the bottoms 412 that are fixedly arranged on this outer surrounding wall 41.
This interior ring 5 can be located in the containing space 415 of this outer ring 4 slidably, and this interior ring 5 comprises that one around an interior surrounding wall 51 that places space 511, and multiple elastomer 52 that supports to arrive in this interior surrounding wall 51 and the block walls 42 of outer ring 4.This interior surrounding wall 51 has a press part 512 that protrudes out this outer ring 4, and multiple positioning hole 513 that is positioned at this outer ring 4.Described positioning hole 513 is respectively to the first tapering 413 and the second tapering 414 that should outer shroud part 4.In the present embodiment, the elastomer 52 of this interior ring 5 is Compress Springs, and this places space 511 and can wear for a body of rod 91, but not as limit, also, as shown in background technique, wears for a rope.
Described locating piece 6 is arranged at respectively in the positioning hole 513 of this interior ring 5, and leans with the first tapering 413, second tapering 414 of this outer ring 4.In the present embodiment, described locating piece 6 is spheroids.
This bounding means 7 is connected with the press part 512 of this interior ring 5, and can between a restriction site and a regulation and control position, move relative to this interior ring 5.As shown in Figure 4, in the time of this regulation and control position, this bounding means 7 is formed with a clearance G separately with this outer ring 4, and as shown in Figure 6, in the time of this restriction site, this bounding means 7 leans with this outer ring 4.
This retaining ring 81 is the tops 411 that are sheathed on this outer ring 4, and has a convex wall 811, and this bounding means 7 is in the time of this regulation and control position, and convex wall 811 and this bounding means 7 of this retaining ring 81 lean.This packing ring 82 be sheathed on the bottom 412 of this outer ring 4 and with this retaining ring 81 separately.
What specify is, in the present embodiment, the outer surrounding wall 41 of this outer ring 4 and the press part 512 of this interior ring 5 have an outside thread 416,514 respectively, this retaining ring 81, packing ring 82 have respectively an internal thread 812,821, screw lock is on the outer surrounding wall 41 of this outer ring 4 whereby, this bounding means 7 be equally there is an internal thread 71 and whereby screw lock in the press part 512 of this interior surrounding wall 51, and the mode by screw lock moves between this restriction site and regulation and control position, but the combination of above-mentioned member is not limited in the mode of screw lock.
Consult Fig. 4, when this bounding means 7 is during in this regulation and control position, the elastomer 52 of this interior ring 5 is pushed this interior surrounding wall 51 to the top 411 of this outer ring 4, allow described locating piece 6 the first tapering 413 in this outer ring 4 respectively, the second tapering 414 moves up, and be subject to this first tapering 413, the profile in the second tapering 414 is respectively the relation of convergent towards top by bottom, described locating piece 6 can be pressed against the direction of this body of rod 91 and oppress this body of rod 91, oppress the strength of the body of rod 91 by described locating piece 6, this lift regulator 3 can be fixed on this body of rod 91.
Consult Fig. 5, and will be by this lift regulator 3 on this body of rod 91 in slippage downwards, can press this bounding means 7 and drive this interior ring 5 to move to the direction of the bottom 412 of this outer ring 4, described elastomer 52 is compressed and accumulate an elastic-restoring force, now, described locating piece 6 moves to this first tapering 413, the second wider region in tapering 414, therefore described locating piece 6 no longer pushes this body of rod 91, allow the strength of this body of rod 91 of clamping disappear, so just can adjust this lift regulator 3 slides up and down on the body of rod 91, unclamp again afterwards this bounding means 7, described elastomer 52 discharges elastic-restoring force this interior ring 5 is pushed to aspect as shown in Figure 4, just can again utilize described locating piece 6 that this lift regulator 3 is fixed on this body of rod 91.
Consult Fig. 6, when determining behind the position of this lift regulator 3, utilize the outside thread 514 of internal thread 71 relative these press parts 512 of this bounding means 7 to curl up, make this bounding means 7 move to this restriction site, now this bounding means 7 leans with the top 411 of this outer ring 4, and due to after this bounding means 7 and outer ring 4 lean, this interior ring 5 just cannot move to the direction of the bottom of this outer ring 4 412, so cannot remove the strength of described locating piece 6 these bodies of rod 91 of clamping, allow this lift regulator 3 remain fixed in the state on the body of rod 91, can not be pressed into because of false touch this bounding means 7 or interior ring 5 and allow this lift regulator 3 get loose on the body of rod 91.Simultaneously, when this bounding means 7 is during at this restriction site, this bounding means 7 leans with the top 411 of this outer ring 4, configuration is tight, rigidity is higher, make described locating piece 6 be difficult for this first tapering 413, the second tapering 414 relatively and produce space, allow described locating piece 6 keep the strength of good this body of rod 91 of clamping.
And utilize equally the outside thread 514 of internal thread 71 relative these press parts 512 upwards to curl up the regulation and control position returning back to as shown in Figure 4 this bounding means 7, just bounding means 7 can be pressed again and adjust the position of this lift regulator 3, what specify is, in the time this bounding means 7 will being curled up go back to this regulation and control position, convex wall 811 on this retaining ring 81 can be resisted against this bounding means 7, more specifically, be that convex wall 811 leans up and down with bounding means 7.Make this bounding means 7 can not depart from this interior ring 5, and keep the aspect being connected with this interior ring 5.
Consult Fig. 4, Fig. 7, in the use, can on multiple bodies of rod 91, be inserted in respectively at least one lift regulator 3, and according to aforesaid operations mode, described lift regulator 3 is adjusted to position, utilize this bounding means 7 to move to this restriction site this lift regulator 3 is located, then settle a plate body 92 3 of described lift regulators, this plate body 92 is 82 of retaining ring 81, packing rings, thus, just utilize this plate body 92 to furnish, receive article.And in the present embodiment, this outer ring 4 has the first tapering 413, the second tapering 414, strengthen chucking power except increasing multiple locating pieces 6, described locating piece 6 can clamp this body of rod 91 more fifty-fifty, even if this plate body 92 is longer, or article are when heavier, make this lift regulator 3 be subject to uneven strength, also by this retaining ring 81, packing ring 82 these outer rings 4 of extruding, and reduce the space of causing because of uneven strength between this interior ring 5 and this body of rod 91, strengthen the strength of described this body of rod 91 of locating piece 6 packings, the strength that described locating piece 6 is clamped is stable, be difficult for getting loose.
Therefore, in the present embodiment, utilize this interior ring 5 in the interior slippage of this outer ring 4, described locating piece 6 is clamped or away from this body of rod 91, and can allow lift regulator 3 on the body of rod 91, slide, adjust position, more by moving this bounding means 7 to this restriction site, limiting this interior ring 5 cannot slide, this bounding means 7, interior ring 5 can be pressed into because of false touch, remove the strength of clamping, and this bounding means 7 is in the time of this restriction site, the configured in one piece of this lift regulator 3 is tight, rigidity is high, can keep clamping the strength of this body of rod 91.
In sum, lift regulator 3 of the present invention, can make this interior ring 5 slide by this bounding means 7 when the restriction site, therefore can make this bounding means 7, interior ring 5 cannot be pressed and move, reduce the slip between described locating piece 6 and the first tapering 413, the second tapering 414 and produce space, keep the aspect of described locating piece 6 these bodies of rod 91 of extruding, thus safe, more utilize described locating piece 6 to coordinate this first tapering 413, the second tapering 414 to make chucking power stable.
Claims (8)
1. a lift regulator, comprise an outer ring, an interior ring, and multiple locating pieces, this outer ring comprises an outer surrounding wall around a containing space, this outer surrounding wall has a top, an and bottom in contrast to this top, the internal surface of this outer surrounding wall have one by this bottom the first tapering towards top convergent, this interior ring can be located in the containing space of this outer ring slidably, this interior ring comprises that one around an interior surrounding wall that places space, and multiple elastomers that support to arrive in this interior surrounding wall and outer ring, this interior surrounding wall has a press part that protrudes out this outer ring, and multiple positioning holes that are positioned at this outer ring, described locating piece is arranged at respectively in the positioning hole of this interior ring, and lean with the first tapering of this outer ring, it is characterized in that:
This lift regulator also comprises a bounding means being connected with the press part of this interior ring, this bounding means can move toward this outer ring relative to this press part, and this bounding means can move relative to this press part at one and then against the restriction site of this outer ring, and move between one and this outer ring regulation and control position separately.
2. lift regulator according to claim 1, it is characterized in that, this lift regulator also comprises one and is sheathed on the top of this outer ring and the retaining ring of this bounding means, this retaining ring has a convex wall, this bounding means is in the time of this regulation and control position, and convex wall and this bounding means of this retaining ring lean.
3. lift regulator according to claim 2, it is characterized in that, the internal surface of the outer surrounding wall of this outer ring also have one by this bottom towards top convergent and with the second tapering separately, this first tapering, and the positioning hole of this interior ring is respectively to should the first tapering and the second tapering.
4. lift regulator according to claim 3, is characterized in that, this outer ring also comprises a block wall that is fixedly arranged on the bottom of this outer surrounding wall, and the elastomer of this interior ring is to support to arrive in this interior surrounding wall and this block wall.
5. according to the arbitrary described lift regulator of claim 2 to 4, it is characterized in that, this lift regulator also comprise one be sheathed on the bottom of this outer ring and with this retaining ring packing ring separately.
6. lift regulator according to claim 5, is characterized in that, the outer surrounding wall of this outer ring has an outside thread, this retaining ring, packing ring there is respectively an internal thread and whereby screw lock in the outer surrounding wall of this outer ring.
7. lift regulator according to claim 5, it is characterized in that, the press part of the interior surrounding wall of this interior ring has an outside thread, this bounding means has an internal thread and screw lock is in the press part of this interior surrounding wall whereby, and mode by screw lock moves between this restriction site and regulation and control position.
8. lift regulator according to claim 5, is characterized in that, the elastomer of this interior ring is Compress Spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210213236.4A CN102720737B (en) | 2012-06-26 | 2012-06-26 | Lifting adjustment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210213236.4A CN102720737B (en) | 2012-06-26 | 2012-06-26 | Lifting adjustment device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102720737A CN102720737A (en) | 2012-10-10 |
| CN102720737B true CN102720737B (en) | 2014-05-14 |
Family
ID=46946575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210213236.4A Expired - Fee Related CN102720737B (en) | 2012-06-26 | 2012-06-26 | Lifting adjustment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102720737B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102897697A (en) * | 2012-10-10 | 2013-01-30 | 无锡久一重工机械有限公司 | Four-steel ball safety lock |
| CN206386351U (en) * | 2016-11-30 | 2017-08-08 | 陈建丰 | Retaining mechanism, support bar component and support meanss |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3120386C2 (en) * | 1981-05-22 | 1985-10-10 | Braun, Erhard, Dipl.-Ing., 4600 Dortmund | Clamping device for a round rod which is axially guided in a housing |
| CN2088178U (en) * | 1991-02-25 | 1991-11-06 | 林美森 | Position-locking device of telescope rod |
| JP3168407B2 (en) * | 1996-12-26 | 2001-05-21 | 康雄 松田 | Slide clamper |
| CN2874100Y (en) * | 2005-08-05 | 2007-02-28 | 冷鹭浩 | Telescopic lube locking device |
| TW201135081A (en) * | 2010-04-09 | 2011-10-16 | Ming Ren Hang Co Ltd | Elevation adjustment device |
| CN101839270A (en) * | 2010-05-19 | 2010-09-22 | 名人行有限公司 | Elevating adjusting device |
-
2012
- 2012-06-26 CN CN201210213236.4A patent/CN102720737B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN102720737A (en) | 2012-10-10 |
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| C14 | Grant of patent or utility model | ||
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Granted publication date: 20140514 Termination date: 20180626 |