CN1055388C - Rotating and sliding device with reliable locking function - Google Patents
Rotating and sliding device with reliable locking function Download PDFInfo
- Publication number
- CN1055388C CN1055388C CN 93109412 CN93109412A CN1055388C CN 1055388 C CN1055388 C CN 1055388C CN 93109412 CN93109412 CN 93109412 CN 93109412 A CN93109412 A CN 93109412A CN 1055388 C CN1055388 C CN 1055388C
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- rotating component
- ring body
- body portion
- rotating
- lock handle
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- Expired - Lifetime
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- 230000007306 turnover Effects 0.000 claims description 26
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 5
- 238000005452 bending Methods 0.000 claims description 3
- 230000005855 radiation Effects 0.000 claims description 2
- 238000005096 rolling process Methods 0.000 abstract 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 230000033001 locomotion Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
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Abstract
The present invention relates to a rotating and sliding device with a reliable locking function, which comprises a bottom board, a rotating component, a sliding component and a locking component, wherein both sides of the bottom board are provided with inner grooves, the rotating component comprises a first rotating element and a second rotating element, the first rotating element is provided with sliding pins inserted in the inner grooves, an inner conical surface of an annular body, an annular groove and a supporting base, and the second rotating element is provided with an outer conical surface of the annular body, an annular groove and a slide way; the inner conical surface and the outer conical surface are superposed to form annular space which can be locked by rolling balls, and a lock handle component arranged on the supporting base for acting with the slide way can be used for correspondingly rotating or locking the rotating elements. The present invention has the advantages of reasonable structure, uniform stress during rotation, easy operation, labor saving and stable and reliable locking performance.
Description
The present invention relates to the rotation and the sliding device of tables and chairs and instrument equipment, more particularly, relevant a kind of rotation and sliding device that reliable locking function is provided for tables and chairs with the slip of stable rotation and front and back etc.
At present, sliding and mostly independent slewing gear and independent sliding device are set respectively also in the rotation of the pedestal of tables and chairs and some instrument and apparatus equipment and front and back, also can allow them be contained in same tables and chairs etc. if desired and go up formation both combined rotation and sliding devices.Wherein, slewing gear normally reaches by the pipe that is nested inside and outside installing between pedestal such as tables and chairs and seat leg or revolution axis type bearing support and relatively rotates.The locking of this rotation is then realized by compressing of bolt fastening device.Before and after sliding device then adopt the screw mandrel screw, the relative displacement location that can rub each other but tooth bar matches with prominent head.Although these apparatus structures are simple, operation inconvenience is firmly big, speed is slow, stability and poor reliability when particularly locking.
The objective of the invention is for overcome that above-mentioned prior art is rotated and the defective of sliding device and provide a kind of by about two rotating components form, by establishing chute on one of them rotating component, establish on another rotating component and can insert and withdraw from the lock handle of chute and reach rotation and sliding device the reliable locking function of the slewing gear of convenient and reliable lockings such as tables and chairs.
Another object of the present invention be on above basis, make again rotating component not only can rotate the axle point but also can do before and after the rotation with reliable locking function sliding device and the sliding device of slide lock fixed point.
For achieving the above object, rotation of the present invention and sliding device comprise base plate, rotatable parts, slide member, locking member, wherein, base plate comprises that one is respectively equipped with the two relative inside grooves that form by bending in the both sides of its length direction and can be installed to the side plate that mounting plate and two on the pedestals such as tables and chairs is installed to two of mounting plate length direction.
Described rotatable parts comprise first and second rotating components.Described first rotating component comprises four superposed shoes, one is positioned at the shoes bottom and is positioned at bearing on the first ring body portion outer ring surface by the whole first ring body portion and of extending of shoes, and the inner ring surface of the described first ring body portion is provided with one and is arranged on semi-round ring shape groove on the inner conical face from going up the inner conical face and that tilts towards the central axis of first rotating component down.
Described second rotating component comprises that one is positioned at the second ring body portion on its top, one is positioned at the second ring body subordinate and is positioned at the annular wall that is extended to form by the second ring body portion integral body before the second ring body subordinate and the cylinder section by the whole cylinder section and of extending of this ring body portion, and the outer ring surface of the described second ring body portion is provided with one and is arranged on semi-round ring shape groove on the external conical shape face from going up the external conical shape face and that tilts towards the central axis of second rotating component down.In addition, its center that is provided with in the second rotating component semicircle annular groove faces toward the rotatable parts central axis and passes the threaded hole of the second ring body portion wall, the described second rotating component annular wall is provided with the chute more than 4 or 4 uniformly at intervals, described cylinder section is provided with breach in a side, is provided with supporting base and latch hook that locking member is installed usefulness near two side tube-walls the breach.
When described first rotating component is assemblied on second rotatable parts, the described first ring body portion inner conical face and the second ring body portion external conical shape face overlap, their formed semicircle annular grooves on face separately then merge and constitute a complete annular space, place ball in this space, and the threaded hole of described second rotating component can be sealed with screw.
After first and second rotating components were assembled together, four tracing legs of first rotating component inserted in the inside groove of base plate movably.
One lock handle parts are installed on the bearing of described first rotating component, described lock handle parts comprise one, one by axle pivotally be installed on the first rotating component bearing and anterior as the button tongue stretch into that lock handle in the second rotating component chute and its clamping part are installed in that described axle is gone up, its male portion is pressed against after the lock handle center of rotation on the bar and its two shank is fixed on convex spring under the bearing.
Inside and outside conical surface on described first and second rotating components has 0～45 ° angle of inclination with respect to the longitudinal axis.
Device of the present invention adopt specially designed first and second rotating components can make ball be arranged in one have annular space that the several angle inclined-plane constitutes and by establish respectively on two rotating components plug-in type lock handle and chute come to relatively rotating of they locked have rational in infrastructure, stressed even during rotation, locking operation is easy, laborsaving and locking performance safety and stability and reliable.
Now in conjunction with the accompanying drawings most preferred embodiment of the present invention is described in detail.
Fig. 1 is the rotation of a reliable locking function of the present invention and the structural representation of sliding device;
Fig. 2 is that the A of Fig. 1 is to view;
Fig. 3 cuts open to view along the office that the B-B line of Fig. 2 is done;
Fig. 4 is that the C of Fig. 2 is to view.
See also Fig. 1～3, the rotation of reliable locking function of the present invention and sliding device comprise base plate 1, first rotating component 2, second rotating component 3, rotation lock be parts 4, slide member 5, locking member 7, wherein, described base plate 1 comprises a mounting plate 11, and this mounting plate has two respectively by bending the relative inside groove 12 that forms in the both sides of its length direction.Under preferable situation, except inside groove, also have two relative water jackets 13 at inside groove 12, and two blocks of side plates 14 that are separately positioned on mounting plate 11 length direction opposite ends.Described side plate 14 is to be installed on the mounting plate 11 by screw 15.In addition, mounting plate 11 is assembled to by hole set on it (not drawing among the figure) on the seat stand back side of the tables and chairs represented by dotted line among Fig. 1 etc. as the attachment faces of this device usually.
Described first rotating component 2 comprises four superposed shoes 21, this shoes has same height, and have uniform distances or distance between the shoes 21, one is positioned at shoes 21 bottoms and is positioned at bearing 23 on this ring body portion outer ring surface by the whole first ring body portions 22 and of extending of shoes 21, shown in Fig. 3 and 4.The inner ring surface of the described first ring body portion 22 is provided with its surface and forms line and be arranged on the first semi-round ring shape groove 25 on this inner conical face from the inner conical face 24 and on the central axis that intersects at first rotating component down, and it is 0～45 ° angle of inclination that described inner conical face has α with respect to central axis or the longitudinal axis.In addition, in preferable design, the first ring body portion 22 has annular wall 26.
Described second rotatable parts 3 comprise that superposed second a ring body portion 31, is positioned at the second ring body subordinate and is positioned at the second ring body portion 31 times and cylinder section 32 annular wall 33 before by the whole cylinder section 32 and of extending of the second ring body portion.The outer ring surface of the described second ring body portion 31 is provided with its surface and forms line external conical shape face 34 and on the second rotating component central axis of intersecting at from bottom to up and be arranged on the second semi-round ring shape groove 35 on this external conical shape face 34.It is 0～45 ° plane of inclination that described external conical shape face 34 has α with respect to central axis or the longitudinal axis.In addition, described annular wall 33 is provided with uniform chute 36.The quantity of chute 36 can be designed according to user's needs, generally can be for more than 4 or 4.Specifically, not tight in home-use tables and chairs control angle, chute is at 10～50, and the tables and chairs control angle of using on transport facility requires tighter, and chute is just established morely, and is for example 30～80, best at 30～60.In addition, its center that also is provided with on the second semi-round ring shape groove 35 of second rotating component 3 radially faces toward the hole that penetrates 37 of the second rotating component central axis or contains the protuberance in hole 37, is provided with screw thread 38 on the inwall in hole 37, as shown in Figure 2.One side of described cylinder section 32 is jagged 40, is respectively equipped with a supporting base 41 and a latch hook 42 on the barrel wall of breach two sides, locking member 7 is installed, so that this device is fixed on the tables and chairs leg between supporting base 41 and latch hook 42.
When first rotating component 2 is assembled on second rotating component 3, the first ring body portion inner conical face 24 of described first rotating component is engaged with each other with the second ring body portion external conical shape face 34 of described second rotating component, the first and second semi-circular grooves 25,35 synthetic annular spaces, some balls 8 can be put into annular space by the hole 37 on the second semi-circular groove 35, and hole 37 can be used as the tank filler sleeve of ball lubrication oil again simultaneously.For this reason, under normal conditions, on this hole, be provided with a screw 39 so that the hole is airtight.By the first and second semi-circular grooves 25, after adding ball in the 35 synthetic annular spaces, first rotating component 2 and second rotating component 3 are also by the pinning of ball 8, make and to relatively rotate to each other and can not relative separation, and because of the ball grooves that has tapered slope make on it stressed towards the center, so balance very when rotating.
Consult shown in Fig. 2 and 4, rotation lock comprises a lock handle 47, one convex springs 46 and one 45 to parts 4.Lock handle 47 is a pole, and its front portion has one can be inserted into and buckle tongue 43 in second rotating component, 3 chutes 36, and all the other are handle, are provided with a hole 44 on the handle after being positioned at lock handle button tongue.Described lock handle pivotally is installed in by axle 45 on the bearing 23 of first rotating component 2, and ring spring portions of described convex spring 46 its centres are installed on the axle 45, and anterior bump is pressed on the lock handle handle, and the rear portion is fixed on bearing 23 times as free-ended two legs.When using, the user is pulled upwardly the lock handle handle with hand, and the button tongue before the lock handle withdraws from chute, and this moment, lock function was disengaged, this device just as required swiveling seat make choice of location.After seat turned over an angle, the hand that unclamps the pulling lock handle on select location allowed the button tongue snapped into automatically in the relative chute of fixed position by the spring-back force of convex spring, and at this moment rotating component or seat pedestal are promptly locked by relative with the chair leg.
Described slide member 6 comprises that an outstanding jack-post 6 and that is arranged on integrally formed radiation muscle portion 39 centers on the inner ring surface of the second ring body portion 31 of second rotating component 3 is installed in rotation on base plate 1 biside plate 14 and can makes the locking turn-over plate mechanism of jack-post 6 with respect to its slip or locking.Described turn-over plate mechanism comprises a turnover panel 9, one or two be fixed on turnover panel one side end and by its rotor be installed to axle 10, one one ends on the side plate and be fixedly mounted on coil spring 16 and on axle 10 the side of turnover panel and the side plate 11 that its other end is fixed on base plate and be fixed on the turnover panel opposite side and stretch out the outer handgrip 17 that L shaped turnover panel is rotated around axle 10 of base plate 1.Be the angle of stirring of control turnover panel 9, the bar portion of handgrip 17 draws outside the base plate 1 by the hole (not shown) on the side plate 14.Move forward and backward the relative hole 18 in upright arrangement of direction with jack-post 6 then being provided with on the turnover panel 9 more than 2.Because turnover panel 9 pivotally is installed on the side plate 14 by the axle 10 that is fixed thereon, so, when rotatable parts or be placed in tables and chairs pedestal on the rotatable parts need move forward and backward the time, the user can be pulled upwardly handgrip 17 and the elastic force that makes turnover panel overcome spring bullet 16 lifts an angle, and jack-post 6 just can move forward and backward a position with rotatable parts.When needing locking, handle put down turnover panel moved down lean against on the jack-post and relying on jack-post short distance on turnover panel to slide and hole 18 on the turnover panel is inserted in the jack-post and locking relatively under the effect of spring 16 when mobile end.Best, the hole on the turnover panel is 5-20, and simultaneously, jack-post moves forward and backward distance in 300 millimeters with respect to the maximum of turnover panel.
Described locking member 7 comprises that a front portion is locking bar 51, one front portions that hook-type and rear portion have screw thread and has the lock handle 53 that tubular locknut 52 and that screw and rear portion be provided with mounting hole has the band handle of two eccentric openings.Described lock handle 53 pivotally is installed on the supporting base 41 by axle 54, described locknut 52 pivotally is installed on the lock handle by axle 55, described locking bar 51 is by be spirally connected with the screw section of locknut 52 before and after its rear portion adjustablely, and its front portion then connects together by 42 hooks of the latch hook on hook portion and the cylinder section.In Fig. 1 and 2, lock handle 53 states of living in are blockings, that is to say this rotation and sliding device to be assembled to the position of locking (not drawing among the figure) and fixing on the seat leg of tables and chairs by locking member 7.When need unload this device from the seat leg, only need lock handle 53 pull-ups, at this moment, lock handle 53 also promotes locknut 52 and moves with the track of axle 55 motions and make locking bar 51 cross the latch hook 42 of cylinder section forward when the axle 54 in bearing rotates, lock is unclamped or can make this device break away from a leg of tables and chairs.Eccentric distance e=0.5～10mm between two mounting holes on the described lock handle.In above-mentioned, it is the tightness of desired clamping or locking when being used for being adjusted in different seat leg diameters that described latch hook and locknut adjustable is spirally connected.
In addition, in actual applications for the shoes that reduces by first rotating component in the base plate inside groove, slide stationarity, usually can be with sliding sleeve 56 on shoes 21, sliding sleeve is made with plastic materials usually, and its configuration has certain elasticity with the relaxation in sliding before and after being increased in as far as possible.
Claims (6)
1. the rotation of a reliable locking function and sliding device, comprise base plate, rotatable parts, slide member, locking member is characterized in that base plate comprises that one is respectively equipped with the two relative inside grooves that form by bending and can be installed to the side plate that mounting plate and two on the tables and chairs pedestal is installed to two of mounting plate length direction in the both sides of its length direction;
Described rotatable parts comprise first and second rotating components.Described first rotating component comprises four superposed shoes, one is positioned at the shoes bottom and is positioned at bearing on the first ring body portion outer ring surface by the whole first ring body portion and of extending of shoes, and the inner ring surface of the described first ring body portion is provided with one and is arranged on semi-round ring shape groove on the inner conical face from going up the inner conical face and that tilts towards the central axis of first rotating component down;
Described second rotating component comprises that one is positioned at the second ring body portion on its top, one is positioned at the second ring body subordinate and is positioned at the annular wall that is extended to form by the second ring body portion integral body before the second ring body subordinate and the cylinder section by the whole cylinder section and of extending of this ring body portion, the outer ring surface of the described second ring body portion is provided with one and is arranged on semi-round ring shape groove on the external conical shape face from going up down the external conical shape face and that tilts towards the central axis of second rotating component, in addition, its center that is provided with in the second rotating component semicircle annular groove faces toward the rotatable parts central axis and passes the threaded hole of the second ring body portion wall, the described second rotating component annular wall is provided with the chute more than 4 or 4 uniformly at intervals, described cylinder section is provided with breach in a side, is provided with supporting base and latch hook that locking member is installed usefulness near two side tube-walls the breach;
When described first rotating component is assemblied on second rotatable parts, the described first ring body portion inner conical face and the second ring body portion external conical shape face overlap, their formed semicircle annular grooves on face separately then merge and constitute a complete annular space, place ball in this space, and the threaded hole of described second rotating component can be sealed with screw;
After first and second rotating components were assembled together, four tracing legs of first rotating component inserted in the inside groove of base plate movably;
One lock handle parts are installed on the bearing of described first rotating component, described lock handle parts comprise one, one by axle pivotally be installed on the first rotating component bearing and anterior as the button tongue stretch into that lock handle in the second rotating component chute and its clamping part are installed in that described axle is gone up, its male portion is pressed against after the lock handle center of rotation on the bar and its two shank is fixed on convex spring under the bearing.
Inside and outside conical surface on described first and second rotating components has 0～45 ° angle of inclination with respect to the longitudinal axis.
2. rotation according to claim 1 and sliding device is characterized in that described chute is generally more than 4 or 4, and the best is 30～60.
3. rotation according to claim 1 and 2 and sliding device, it is characterized in that described slide member comprises that a jack-post and that is arranged on the radiation center on the inner ring surface of the second ring body portion of second rotating component is installed in rotation on the biside plate of base plate and can makes jack-post with respect to it slidably or the turn-over plate mechanism of locking, described turn-over plate mechanism comprises a turnover panel, one or two be fixed on turnover panel one side end and by its rotor be installed on the side plate the axle, one one end is fixedly mounted on the coil spring and that turnover panel one side and its other end be fixed on the side plate of base plate and is fixed on the turnover panel opposite side and stretches out the outer handgrip that L shaped turnover panel is stirred around axle of base plate, also is provided with on the described turnover panel more than 2 and moves forward and backward the relative hole in upright arrangement of direction with jack-post.
4. rotation according to claim 3 and sliding device, it is characterized in that Kongzui on the described turnover panel good be 5～20, described jack-post with respect to the turnover panel maximum moving distance in 300 millimeters.
5. rotation according to claim 4 and sliding device, it is characterized in that described locking member comprises that a front portion is the locking bar that hook-type and rear portion have screw thread, one front portion has the lock handle that tubular locknut and that screw and rear portion be provided with mounting hole has the band handle of two eccentric openings, described lock handle pivotally is installed on the supporting base by axle, described locknut pivotally is installed on the lock handle by axle, described locking bar is by being spirally connected with the screw section of locknut before and after its rear portion adjustablely, its front portion then with cylinder section on the hook portion hook connect together.
6. rotation according to claim 5 and sliding device is characterized in that the eccentric distance e between two mounting holes=0.5～10mm on the described lock handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 93109412 CN1055388C (en) | 1993-07-31 | 1993-07-31 | Rotating and sliding device with reliable locking function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 93109412 CN1055388C (en) | 1993-07-31 | 1993-07-31 | Rotating and sliding device with reliable locking function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1098486A CN1098486A (en) | 1995-02-08 |
| CN1055388C true CN1055388C (en) | 2000-08-16 |
Family
ID=4987612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 93109412 Expired - Lifetime CN1055388C (en) | 1993-07-31 | 1993-07-31 | Rotating and sliding device with reliable locking function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1055388C (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5702084A (en) * | 1995-02-15 | 1997-12-30 | Carnahan; Garnett | Hi tec swivel and slide |
| JP2008104846A (en) * | 2006-09-29 | 2008-05-08 | Takara Belmont Co Ltd | Hairdressing and beauty chair |
| CN100424482C (en) * | 2007-02-06 | 2008-10-08 | 邱森才 | Directional smoother of tubular level measurement device |
| WO2017004580A1 (en) * | 2015-07-01 | 2017-01-05 | Schradin Aaron | Motion control seat input device |
| CN111795269B (en) * | 2020-07-04 | 2021-10-29 | 长沙诺展机电设备有限公司 | Hydraulic motor |
-
1993
- 1993-07-31 CN CN 93109412 patent/CN1055388C/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| CN1098486A (en) | 1995-02-08 |
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| 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 | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20130731 Granted publication date: 20000816 |