CN204176287U - Supporting frame - Google Patents
Supporting frame Download PDFInfo
- Publication number
- CN204176287U CN204176287U CN201420625015.2U CN201420625015U CN204176287U CN 204176287 U CN204176287 U CN 204176287U CN 201420625015 U CN201420625015 U CN 201420625015U CN 204176287 U CN204176287 U CN 204176287U
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- China
- Prior art keywords
- rod
- locking element
- mobile jib
- compressed part
- supporting frame
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- 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.)
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- 230000008878 coupling Effects 0.000 claims description 21
- 238000010168 coupling process Methods 0.000 claims description 21
- 238000005859 coupling reaction Methods 0.000 claims description 21
- 239000013013 elastic material Substances 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000001737 promoting effect Effects 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 210000002683 foot Anatomy 0.000 description 4
- 238000003860 storage Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000012856 packing Methods 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Abstract
The utility model provides a kind of supporting frame for carrying The Cloud Terrace, multiple support arms that support frame as described above comprises mobile jib and is connected with described mobile jib.Each described support arm comprises: first body of rod, one end of described first body of rod is rotationally connected with one end of described mobile jib, and the collapse state that described first body of rod comprises deployed condition in predetermined angle crossing with described mobile jib relative to the state that described mobile jib rotates and is parallel to each other with described mobile jib; And second body of rod, one end of described second body of rod is slidably connected with described second body of rod one end away from described mobile jib by a pantograph linkage mechanism.Wherein, described second body of rod can slide relative to the length direction of described first body of rod along described first body of rod under external force, to regulate the length of described support arm, and described second body of rod is by relatively described first body of rod location of corresponding described pantograph linkage mechanism.Above-mentioned supporting frame is easy to fold and takes up space after folding less.
Description
Technical field
The utility model relates to a kind of supporting frame, particularly relates to a kind of supporting frame for carrying The Cloud Terrace.
Background technique
Traditional The Cloud Terrace supporting frame is for ease of carrying and storage, and its supporting foot can be designed to can folding structure.This retractable supporting frame generally includes strut and is connected to the multiple supporting foots on this strut rotationally, the plurality of supporting foot is installed in the two ends of this strut respectively, and can rotate to fold relative to this strut under external force and be stacked and placed on by this strut.When the plurality of supporting foot length is all longer, such as, the length sum of every two supporting foots be oppositely arranged is greater than the length of this strut, when these two supporting foots are stacked and placed on by this strut, the two spatially can interfere and cause supporting foot not easily to fold, or these two supporting foots fold rear overlapped, make the supporting frame after folding occupy larger space, be unfavorable for storage and carrying.
Model utility content
In view of this, be necessary to provide a kind of to be easy to fold and the less supporting frame that takes up space after folding.
For carrying a supporting frame for The Cloud Terrace, multiple support arms that support frame as described above comprises mobile jib and is connected with described mobile jib.Each described support arm comprises: first body of rod, one end of described first body of rod is rotationally connected with one end of described mobile jib, and the collapse state that described first body of rod comprises deployed condition in predetermined angle crossing with described mobile jib relative to the state that described mobile jib rotates and is parallel to each other with described mobile jib; And second body of rod, one end of described second body of rod is slidably connected with described second body of rod one end away from described mobile jib by a pantograph linkage mechanism.Wherein, described second body of rod can slide relative to the length direction of described first body of rod along described first body of rod under external force, to regulate the length of described support arm, and described second body of rod is by relatively described first body of rod location of corresponding described pantograph linkage mechanism.
Further, described pantograph linkage mechanism comprises sleeve and locking screw part, described sleeve is fixed on in described first body of rod and described second body of rod, another one in described first body of rod and described second body of rod is inserted in described sleeve slidably, described sleeve is provided with the screw with described locking screw part screw-thread fit, described locking screw part is through described tapped hole, and abut against with the another one in described first body of rod and described second body of rod, to locate described first body of rod and described second body of rod.
Or, described pantograph linkage mechanism comprises coupling shaft and eccentric wheel, one end of described coupling shaft is vertically fixed on in described first body of rod and described second body of rod, another one in described first body of rod and described second body of rod is provided with the pilot hole passed for described coupling shaft, in described pilot hole slidably, and other one end of described coupling shaft and described eccentric wheel are rotationally connected described coupling shaft; Described eccentric wheel is provided with handle, rotates to drive described eccentric wheel; Wherein, by described eccentric rotation, drive described coupling shaft to move, make described eccentric wheel and described coupling shaft clamp described first body of rod and described second body of rod.
Or, the locking element that described pantograph linkage mechanism comprises sliding button and matches with described sliding button, one in described first body of rod and described second body of rod offers pilot hole along its length, described sliding button is located on described pilot hole and the inside protruded in described first body of rod and described second body of rod slidably, described locking element is sheathed in the another one in described first body of rod and described second body of rod slidably, another one in described first body of rod and described second body of rod is inserted in described first body of rod and described second body of rod, to make the corresponding described sliding button of described locking element, slide along described pilot hole by promoting described sliding button, described sliding button can support described locking element, described locking element is made to produce elastic strain to clamp the another one in described first body of rod and described second body of rod, thus locate described first body of rod and described second body of rod.
Or, described pantograph linkage mechanism comprises position-limited shaft, one in described first body of rod and described second body of rod offers pilot hole along its length, the guide surface that the axis that described pilot hole has relatively described first body of rod tilts, described position-limited shaft is located on described pilot hole and the inside protruded in described first body of rod and described second body of rod slidably; Another one in described first body of rod and described second body of rod is inserted in described first body of rod and described second body of rod slidably, wherein, promote described position-limited shaft to slide along described guide surface, to push against the insertion end of the another one in described first body of rod and described second body of rod, thus locate described first body of rod and described second body of rod.
Further, described pantograph linkage mechanism comprises the adjusting element be connected on described first body of rod and the locking element be connected on described second body of rod, described adjusting element can move to promote described locking element by relatively described first body of rod, make described locking element generation elastic strain and push against described second body of rod, thus making relatively described first body of rod location of described second body of rod.
Further, described adjusting element is sheathed on described first body of rod, described locking element to be sheathed on described second body of rod and to be contained in described adjusting element, partly be contained in described first body of rod to enable described second body of rod, described adjusting element can rotate relative to described first body of rod, make described locking element move relative to described adjusting element and radially shrink, thus clamp described second body of rod.
Further, internal thread is formed in described adjusting element, described locking element comprises cylindrical shell and is formed at the screw section of described cylindrical shell one end, described screw section is formed with outside thread, described cylindrical shell is contained in described adjusting element, described outside thread matches with described internal thread, makes described adjusting element drive described locking element to move when rotating by screw-driven.
Further, described locking element also comprises and is formed at the compressed part of described cylindrical shell away from one end, described screw section, the external diameter of described compressed part reduces gradually along the direction away from described cylindrical shell, be conical surface to make the outer circumferential face of described compressed part, described adjusting element and described locking element in opposite directions relative movement time, extrude described compressed part gradually and make described compressed part generation elastic strain, thus making described compressed part clamp described second body of rod.
Or, described locking element also comprises and is formed at the compressed part of described cylindrical shell away from one end, described screw section, the internal diameter of described adjusting element reduces gradually, be conical surface to make the inner peripheral surface of described adjusting element, described adjusting element and described locking element in opposite directions relative movement time, extrude described compressed part gradually and make described compressed part generation elastic strain, thus making described compressed part clamp described second body of rod.
Or, described locking element also comprises and is formed at the compressed part of described cylindrical shell away from one end, described screw section, the external diameter of described compressed part near described cylindrical shell one end is greater than the internal diameter of described first body of rod, described compressed part is less than the internal diameter of described first body of rod away from the external diameter of described cylindrical shell one end, described adjusting element and described locking element in opposite directions relative movement time, described compressed part protrudes in described first body of rod, there is elastic strain in described compressed part, thus clamp described second body of rod under the extruding of described first body of rod.
Further, described compressed part is the hold-down ring be made up of elastic material.
Further, the periphery of described compressed part is provided with opening, and described opening enables described locking element radially shrink or expand.
Further, the quantity of described opening is one, and a described opening runs through described cylindrical shell and described screw section by described compressed part; Or the quantity of described opening is multiple, and described multiple opening is spaced is opened in described compressed part.
Further, support frame as described above also comprises rotating and limiting mechanism, and described first body of rod is rotationally connected with on described mobile jib by described rotating and limiting mechanism.Described rotating and limiting mechanism comprises and is connected to limited part on described mobile jib and the bounding means that be connected movable with described first body of rod, and described bounding means can offset with described limited part, rotates relative to described mobile jib to stop described link.Wherein, promote described bounding means, until described bounding means and described limit part from, and then described first body of rod is freely rotated around described mobile jib.
Further, described bounding means comprises assembly department and is formed at described assembly department one end and the resisting part of close described limited part, described assembly department is slidably connected with described first body of rod, enables described assembly department drive described resisting part and described limited part to offset or be separated.
Further, described assembly department offers through hole, described rotating and limiting mechanism also comprises fixed block, described fixed block is arranged in described through hole and is connected with described first body of rod, enables described assembly department move relative to described fixed block and drive described resisting part and described limited part to offset or be separated.
Further, described through hole is waist shaped hole, square opening, or slotted eye.
Further, described rotating and limiting mechanism also comprises fitting seat, described fitting seat comprises the installing department be connected with described mobile jib, described limited part protrudes out and is formed on described installing department, described first body of rod is rotationally connected with on described installing department, offsets to enable described bounding means or is separated with described limited part.
Further, described rotating and limiting mechanism also comprises link, described link comprises the sleeved part that is connected on described first body of rod and is formed at described sleeved part one end and the joint be rotationally connected with described installing department, and the contiguous described joint of described bounding means is arranged in described sleeved part.
Further, support frame as described above also comprises and hangs part, described in hang part and be installed in described second body of rod one end away from described mobile jib, described in hang part for hanging and fixed outer object.
Supporting frame of the present utility model, connects first body of rod and second body of rod by pantograph linkage mechanism, and can regulate the relative spacing between first body of rod and second body of rod, makes the bearing length continuously adjustabe of support arm, improves the convenience that supporting frame uses.When not needing to use, first body of rod and second body of rod can be mutually stacked, and collapse in abreast by mobile jib, avoid and be oppositely arranged two first bodies of rod and interfere or the situation of overlap, make supporting frame be easy to fold, and the space occupied is less, is convenient to storage and carrying.
Accompanying drawing explanation
Fig. 1 is the stereogram of a kind of supporting frame that the utility model mode of execution provides.
Fig. 2 is the three-dimensional exploded view of supporting frame shown in Fig. 1.
Fig. 3 is the three-dimensional exploded view at another visual angle of supporting frame shown in Fig. 2.
Fig. 4 is the pantograph linkage mechanism of supporting frame shown in Fig. 3 and the three-dimensional exploded view of rotating and limiting mechanism.
Fig. 5 is the enlarged diagram in the V region of supporting frame shown in Fig. 2.
Primary component symbol description
| Supporting frame | 100 |
| Strut | 20 |
| Mobile jib | 22 |
| First fitting seat | 24 |
| Body | 241，251 |
| Cover apertured | 2411 |
| Installing department | 243，253 |
| Limited part | 245，255 |
| Second fitting seat | 25 |
| Pivot | 26 |
| First support arm | 40 |
| Rotation seat | 42 |
| Link | 421 |
| Sleeved part | 4211 |
| Joint | 4213 |
| Bounding means | 423 |
| Assembly department | 4231 |
| Through hole | 4232 |
| Resisting part | 4233 |
| Fixed block | 425 |
| Packing ring | 427 |
| First body of rod | 44 |
| Adjusting element | 46 |
| Internal thread | 461 |
| Locking element | 48 |
| Cylindrical shell | 481 |
| Screw section | 483 |
| Compressed part | 485 |
| Opening | 487 |
| Second body of rod | 49 |
| Second support arm | 50 |
| Hang part | 60 |
Following embodiment will further illustrate the utility model in conjunction with above-mentioned accompanying drawing.
Embodiment
Refer to Fig. 1, the supporting frame 100 of the utility model mode of execution, for installing and supporting The Cloud Terrace (scheming not shown).Supporting frame 100 comprises strut 20, is connected to the first support arm 40 and the second support arm 50 on strut 20 rotationally, and is arranged at the first support arm 40 hangs part 60.Under non-working condition, the first support arm 40 and the second support arm 50 are all pressed close to and are stacked and placed on strut 20 side.When needs use supporting frame 100, the first support arm 40 and the second support arm 50 all can turn to a Support Position of presetting relative to strut 20 under the driving of external force, and hold mutually with strut 20.
Please refer to Fig. 2 to Fig. 4, strut 20 comprises mobile jib 22, the first fitting seat 24 and the second fitting seat 25 be located on mobile jib 22, and is located at the pivot 26 on the first fitting seat 24 and the second fitting seat 25.
Mobile jib 22 is roughly shaft-like in cylinder.First fitting seat 24 and the second fitting seat 25 are installed in the opposite end of mobile jib 22 respectively.The limited part 245 that first fitting seat 24 comprises body 241, is formed at the installing department 243 on body 241 and is formed on installing department 243.
Body 241 is roughly in cylindrical tube shape, and it offers cover apertured 2411 in approximate mid-section position.Cover apertured 2411 extends along the axis of body 241, and body 241 is set on mobile jib 22 by cover apertured 2411.
In the present embodiment, each first fitting seat 24 comprises two installing departments 243 and two limited parts 245.Two installing departments 243 are roughly formed at the periphery of body 241 in " V " type, and extend along the radial direction of body 241.Each limited part 245 is all roughly in wedge shape convex, and it is protruded out by the periphery wall of an installing department 243 and is formed, and is positioned at corresponding installing department 243 near the side of mobile jib 22.Installing department 243 for connecting the first support arm 40, limited part 245 for offseting with the part-structure of the first support arm 40, to limit the rotational motion of the first support arm 40 relative to strut 20.
Please refer to Fig. 5, the second fitting seat 25 is fixed at mobile jib 22 one end away from the first fitting seat 24, and it is for connecting the second support arm 50.Specifically in the illustrated embodiment in which, the structure of the second fitting seat 25 is roughly the same with the first fitting seat 24 structure, the installing department 253 comprising body 251 equally and be formed on body 251 and the limited part 255 be formed on installing department 253, for saving space, this specification does not repeat.Second fitting seat 25 is from the first the different of fitting seat 24: the second fitting seat 25 comprises three installing departments 253, and described three installing departments 253 are arranged at intervals at the periphery of the second fitting seat 25.Two in described three installing departments 253 two installing departments 243 corresponding to the first fitting seat 24 are arranged.Be understandable that, the quantity of the installing department 253 of the second fitting seat 25 can be one or more, and similarly, the quantity of the installing department 243 of the first fitting seat 24 also can be one or more.
In the present embodiment, pivot 26 is bolt, and its quantity is five.Each pivot 26 all vertical trunk 22 is arranged on an above-mentioned installing department 243,253, and pivot 26 is for being rotationally connected with strut 20 by the first support arm 40 and the second support arm 50.
In the present embodiment, the quantity of the first support arm 40 is two, and two the first support arms 40 are installed on two installing departments 243 of the first fitting seat 24 respectively.Each first support arm 40 includes rotation seat 42, first body of rod 44, adjusting element 46, locking element 48 and second body of rod 49 that connect successively.
Rotation seat 42 is rotationally connected with on the first fitting seat 24, and it comprises link 421 and is arranged at bounding means 423, fixed block 425 and the packing ring 427 on link 421.
Link 421 comprises sleeved part 4211 and is formed at the joint 4213 in sleeved part 4211.Specifically in the illustrated embodiment in which, sleeved part 4211 is roughly in cylindrical tube shape, and its axis is approximately perpendicular to mobile jib 22 and arranges.Joint 4213 is formed at sleeved part 4211 one end near the first fitting seat 24.In the present embodiment, the quantity of joint 4213 is two.Two joints 4213 are almost parallel to be oppositely arranged, and extends towards the first fitting seat 24.Two joints 4213 lay respectively at the both sides of corresponding installing department 243, and the pivot 26 corresponding with this installing department 243 is arranged in joint 4213 and installing department 243 simultaneously, to be rotationally connected with on the first fitting seat 24 by rotation seat 42.
Please again consult Fig. 4, specifically in the illustrated embodiment in which, bounding means 423 is roughly in " L " template shape, and it is movably connected on link 421.Bounding means 423 comprises assembly department 4231 and is formed at the resisting part 4233 of assembly department 4231 one end.The roughly rectangular tabular of assembly department 4231, it is installed in sleeved part 4211 one end near the first fitting seat 24, and between two joints 4213.The approximate mid-section position of assembly department 4231 offers through hole 4232.In the present embodiment, through hole 4232 is waist shaped hole, and its long axis direction is approximately perpendicular to the axis of sleeved part 4211.The roughly rectangular tabular of resisting part 4233, it is formed at assembly department 4231 one end near mobile jib 22, and substantially vertical assembly department 4231, and extend towards mobile jib 22.Resisting part 4233 for offseting with limited part 245, to limit the rotational motion of the first support arm 40 relative to strut 20.
In the present embodiment, fixed block 425 is screw.Fixed block 425 is arranged in the through hole 4232 of assembly department 4231 and is fixedly connected with sleeved part 4211, is connected to actively on link 421 to make bounding means 423.Packing ring 427 is arranged between fixed block 425 and assembly department 4231.Under non-working condition, rotation seat 42 is connected on the first fitting seat 24, and the almost parallel mobile jib 22 of its axis is arranged.When it is desired to be used, apply external force on rotation seat 42, make its pivotally 26 axis rotate, axis to rotation seat 42 is roughly perpendicular with mobile jib 22, then, the resisting part 4233 of pressing bounding means 423, makes it relatively near link 421, thus makes the end face of resisting part 4233 relative with the limited part 245 of the first fitting seat 24.After cancelling the external force put on rotation seat 42, end face and the limited part 245 of resisting part 4233 offset, and rotation seat 42 cannot be rotated towards near the direction of strut 20, thus be fixed on the Support Position of substantially vertical strut 20.When needs make rotation seat 42 rotate reset, the assembly department 4231 of pressing bounding means 423, away from one end of resisting part 4233, makes resisting part 4233 and limited part 245 be separated, then makes rotation seat 42 turn to the position of almost parallel mobile jib 22.
First body of rod 44 is roughly in cylindrical tube shape, and its one end is inserted in the sleeved part 4211 of rotation seat 42, and is fixedly connected with sleeved part 4211.
Adjusting element 46 is roughly in cylindrical tube shape, and it is sheathed on first body of rod 44 one end away from rotation seat 42 rotationally.The inwall of adjusting element 46 is provided with and connects internal thread 461, and internal thread 461 is for being connected with locking element 48.
Locking element 48 is roughly in incomplete cylindrical tube shape, and it is contained in adjusting element 46.Locking element 48 comprises cylindrical shell 481 and is formed at screw section 483 and the compressed part 485 at cylindrical shell 481 two ends respectively.Screw section 483 is formed at cylindrical shell 481 one end away from first body of rod 44, and its periphery wall is formed with outside thread, and this outside thread is used in mating connection with internal thread 461, to be connected on adjusting element 46 by locking element 48.Compressed part 485 is formed at cylindrical shell 481 one end near first body of rod 44, and its external diameter reduces gradually along the direction away from cylindrical shell 481, is conical surface to make the outer circumferential face of compressed part 485.Compressed part 485 is greater than the internal diameter of first body of rod 44 near one end external diameter of cylindrical shell 481, and the external diameter of its other end is less than the internal diameter of first body of rod 44.Locking element 48 offers opening 487, in the present embodiment, the quantity of opening 487 is one, and an opening 487 runs through cylindrical shell 481, screw section 483 and compressed part 485 along the direction of the axis being parallel to locking element 48.Opening 487 makes locking element 48 radially to shrink or to expand, and can insert first body of rod 44 to make compressed part 485 or can deviate from from first body of rod 44.When rotating relative to first body of rod 44 under the effect of adjusting element 46 in external force, it makes locking element 48 move towards first body of rod 44 by screw-driven, thus compressed part 485 is protruded in first body of rod 44.
Second body of rod 49 is roughly in cylindrical tube shape, and it is connected with the first body of rod 44 telescopically, makes the first support arm 40 for telescopic rod-like structure.Second body of rod 49 one end is inserted in locking element 48 actively, and is partly contained in first body of rod 44.Second body of rod 49 can moving axially along locking element 48, with stretch out under the effect of external force or first body of rod 44 of retracting inner.When compressed part 485 protrudes in first body of rod 44 under external force, slide because the outer circumferential face of compressed part 485 and the inwall of first body of rod 44 offset, compressed part 485 is radially shunk, until the outer wall of its inwall and second body of rod 49 offsets, thus clamping second body of rod 49, second body of rod 49 is fixed relative to the extended position of first body of rod 44.
In the present embodiment, the quantity of the second support arm 50 is three, and three the second support arms 50 are installed on three installing departments 253 of the second fitting seat 25 respectively.Specifically in the illustrated embodiment in which, the structure of two the second support arms 50 in three the second support arms 50 is roughly the same with the structure of the first support arm 40, comprise the rotation seat, first body of rod, adjusting element, locking element and second body of rod that connect successively equally, for saving space, this specification does not repeat.Above-mentioned two the second support arms 50 and two the first support arms 40 are oppositely arranged, and the another one in three the second support arms 50 is non-telescoping structure, and it only comprises rotation seat and is connected to first body of rod on this rotation seat.Be appreciated that three the second support arms 50 can, for identical Collapsible structure, also can be the non-telescoping structure only comprising rotation seat and first body of rod.Be understandable that equally, the quantity of the second support arm 50 can be one or more, and even, when the quantity of the first support arm 40 meets the support needs of supporting frame 100, the second support arm 50 and the second fitting seat 25 all can omit.
In the present embodiment, the quantity hanging part 60 is two, and each part 60 that hangs is installed on first support arm 40, and is positioned at second body of rod 49 one end away from first body of rod 44 of correspondence.Hang part 60 for installing and supporting The Cloud Terrace.
When assembling the supporting frame 100 of present embodiment, first, first fitting seat 24 and the second fitting seat 25 are installed on mobile jib 22, by fixed block 425, bounding means 423 are installed on link 421 movably, then rotation seat 42 is installed in one end of first body of rod 44 of the first support arm 40.Secondly, adjusting element 46 is sheathed on one end of first body of rod 44, locking element 48 is sheathed on second body of rod 49 of the first support arm 40, then second body of rod 49 is inserted in first body of rod 44, locking element 48 is contained in adjusting element 46, and screw section 483 and internal thread 461 are screwed.Then, by pivot 26, rotation seat 42 is connected on the first fitting seat 24 rotationally.Finally, according to above-mentioned steps, the second support arm 50 is connected on the second fitting seat 25, then part 60 will be hung is installed on the first support arm 40.
Under non-working condition, the first support arm 40 and the second support arm 50 are all pressed close to and are stacked and placed on strut 20 side, and second body of rod 49 is contained in first body of rod 44 completely.
When using the supporting frame 100 of the utility model mode of execution, apply external force on the first support arm 40, its relative support bar 20 is rotated and away from strut 20.First body of rod 44 drive rotation seat 42 pivotally 26 axis rotate, when axis to the first support arm 40 is approximately perpendicular to mobile jib 22, the resisting part 4233 of pressing bounding means 423, make resisting part 4233 relatively near link 421, to make the end face of resisting part 4233 relative with the limited part 245 of the first fitting seat 24.After cancelling the external force put on the first support arm 40, end face and the limited part 245 of resisting part 4233 offset, first support arm 40 cannot be rotated towards near the direction of strut 20, thus the first support arm 40 is fixed on strut 20, and be positioned at the Support Position of substantially vertical strut 20.Then, rotate adjusting element 46 and make it drive locking element 48 away from first body of rod 44, compressed part 485 and first body of rod 44 are separated to discharge second body of rod 49.Pull second body of rod 49 to make it away from first body of rod 44, and be positioned on required bearing length.Rotating backward adjusting element 46 again makes it drive locking element 48 close and protrude in first body of rod 44, be rotated further adjusting element 46, the outer wall of compressed part 485 is subject to the inwall extruding of first body of rod 44 and radially shrinks, until the inwall of compressed part 485 supports and clamps second body of rod 49, thus second body of rod 49 is fixed relative to first body of rod 44.Similarly, rotate according to above-mentioned steps and second support arm 50 that stretches, make it rotate relative to strut 20 and be stretched to a Support Position of presetting.
When the first support arm 40 or the second support arm 50 need be folded, rotating adjusting element 46 makes it drive locking element 48 away from first body of rod 44, after compressed part 485 and first body of rod 44 are separated, it is radially expanded, thus release second body of rod 49, then promoting second body of rod 49 makes it be contained in first body of rod 44 completely, rotate backward adjusting element 46 again, make locking element 48 clamp second body of rod 49, deviate from first body of rod 44 in handling process to prevent second body of rod 49.
The supporting frame 100 of present embodiment, wherein, the first fitting seat 24 forms a rotating and limiting mechanism jointly with corresponding rotation seat 42, and adjusting element 46 forms a pantograph linkage mechanism jointly with corresponding locking element 48.Above-mentioned rotating and limiting mechanism can order about limited part 245 by external force and offset with resisting part 4233, thus makes the first support arm 40 be firmly supported on strut 20, and its snap-in structure is comparatively simple, is easy to manufacture and engages firmly.Above-mentioned pantograph linkage mechanism matches to clamp or discharge second body of rod 49 by adjusting element 46 and corresponding locking element 48, the first support arm 40 and the second support arm 50 is made to be telescopic structure, its bearing length continuously adjustabe, improves the convenience of use of supporting frame 100.When not needing to use, second body of rod 49 can be contained in the first corresponding body of rod 44, and the support arm avoiding strut 20 two ends interferes or the situation of overlap, makes the first support arm 40 and the second support arm 50 be easy to fold, and the space occupied is less, be convenient to storage and carrying.
Be appreciated that when the bearing length needed for the first support arm 40 is longer, it can also comprise one the 3rd body of rod (scheming not shown), and the 3rd body of rod is connected on second body of rod 49 by above-mentioned pantograph linkage mechanism telescopically.Even, the first support arm 40 can also comprise the 4th body of rod, the 5th body of rod.Similarly, the second support arm 50 also can comprise three body of rod that be connected scalable with its second body of rod, to meet the actual support demand of supporting frame 100.
Be appreciated that, first fitting seat 24 can omit, and when assembling supporting frame 100, is formed at by limited part 245 on mobile jib 22, bounding means 423 is made to offset with limited part 245 or to be separated, to limit the rotational motion of the first support arm 40 relative to strut 20.Similarly, the second fitting seat 25 also can omit.Be understandable that equally, the first fitting seat 24, second fitting seat 25 of above-mentioned pantograph linkage mechanism is not limited to and mobile jib 22 assembly and connection, also can be shaped on mobile jib 22.
Be appreciated that, link 421 can omit, and when assembling supporting frame 100, is rotationally connected with by first body of rod 44 on first fitting seat 24, and bounding means 423 is installed in movably the end of first body of rod 44, make resisting part 4233 hold mutually with limited part 245 or to be separated.Or link 421 is not limited to and the first body of rod 44 assembly and connection, also can be one-body molded.
Be appreciated that, the shape of through hole 4232 can be not limited to waist shaped hole described above, it can be the through holes such as rectangular opening, strip hole or slotted eye, be arranged in through hole 4232 to make fixed block 425 and be connected to be connected to after on link 421 by bounding means 423 with link 421, bounding means 423 can opposite joints 421 activity.
Being appreciated that the compressed part 485 of locking element 48 can for cylindrical tube shape, and make the internal diameter of adjusting element 46 reduce gradually along the direction away from internal thread 461, is conical surface to make the inner peripheral surface of adjusting element 46.When locking element 48 is in adjusting element 46 during relative movement, adjusting element 46 pressurizes compressed part 485 and make compressed part 485 that elastic strain occur gradually, thus clamping second body of rod 49.
Be appreciated that the quantity of opening 487 can be two or more.When the quantity of opening 487 is multiple, it should only be opened in compressed part 485 spaced reciprocally, or be only opened on compressed part 485 and cylindrical shell 481, opening 487 is made not run through locking element 48 overall, and ensure that locking element 48 can radially shrink or expand, thus can be mutually sheathed or be separated, to clamp or to discharge second body of rod 49 with first body of rod 44 under the driving of external force.Even, opening 487 can omit, and the compressed part 485 making locking element 48 is the hold-down ring that contractile elastic material is made, and can radially shrink under external force or expand thus clamp or discharge second body of rod 49.
Be appreciated that above-mentioned pantograph linkage mechanism is not limited to above-described concrete structure, it can connect first body of rod 44 and second body of rod 49 for other, and energy Enough regulates the pantograph linkage mechanism of relative spacing between first body of rod 44 and second body of rod 49.Such as, this pantograph linkage mechanism can comprise a coupling shaft and an eccentric wheel, one end of this coupling shaft is vertically fixed on in this first body of rod 44 and this second body of rod 49, another one in this first body of rod 44 and this second body of rod 49 is provided with the pilot hole passed for this coupling shaft, this coupling shaft in this pilot hole slidably.This eccentric wheel is connected to other one end of this coupling shaft rotationally, and this eccentric wheel is provided with handle, and this handle rotates in order to drive this eccentric wheel.When this eccentric wheel rotates under external force drives, drive this coupling shaft to move, make this eccentric wheel and this coupling shaft clamp this first body of rod 44 and this second body of rod 49.
Or, described pantograph linkage mechanism can comprise sleeve and locking screw part, described sleeve is fixed on in described first body of rod 44 and described second body of rod 49, another one in described first body of rod 41 and described second body of rod 49 is inserted in described sleeve slidably, described sleeve is provided with the screw with described locking screw part screw-thread fit, described locking screw part is through described tapped hole, and abut against with the another one in described first body of rod 44 and described second body of rod 49, to locate described first body of rod 44 and described second body of rod 49.
For another example, the locking element that this pantograph linkage mechanism can comprise a sliding button and match with this adjusting element, this first body of rod 44 offers pilot hole vertically, and this sliding button is located in this pilot hole and to protrude into this first body of rod 44 inner, and this sliding button can slide along this pilot hole.This locking element is to should be located at this first body of rod 44 one end and be sheathed on this second body of rod 49 movably by sliding button, when this sliding button slides in this pilot hole, it can support this locking element, makes this locking element radially shrink to clamp this second body of rod 49.Particularly, the concrete structure of locking element can be identical with the locking element 48 of illustrated embodiment.
And for example, this pantograph linkage mechanism can comprise two position-limited shafts, this first body of rod 44 offers vertically two pilot holes, and these two pilot holes are opened in the both sides of this first body of rod 44 respectively.The guide surface that the axis that each pilot hole has this first body of rod 44 relative tilts, each position-limited shaft to be located on a pilot hole and to be protruded in this first body of rod 44, and can slide along the guide surface of correspondence.When this second body of rod 49 is contained in this first body of rod 44, promote corresponding position-limited shaft along this pilot hole, these two position-limited shafts slide and common this second body of rod 49 of clamping along this guide surface.Be understandable that, the quantity of this position-limited shaft and this pilot hole can be all one or more.
Be appreciated that the assembled relation of first body of rod 44 and second body of rod 49 is not limited to above-described assembled relation, it can be designed as other the flexible assembling mode folded.Such as, first body of rod 44 is inserted in second body of rod 49 movably, and can stretch out under the driving of external force or lock this second body of rod 49, and located relative to second body of rod 49 by above-mentioned pantograph linkage mechanism, correspondingly, now adjusting element 46 is arranged on second body of rod 49, and locking element is arranged on first body of rod 44.
Being appreciated that first body of rod 44 is not limited to first body of rod 44 relative to the deployed condition of mobile jib 22 and intersects 90 degree with mobile jib, also can be other angles, such as, 70 degree, 75 degree, 80 degree, 85 degree etc.
In addition, for the person of ordinary skill of the art, other various corresponding change and distortion can be made according to technical conceive of the present utility model, and all these change the protection domain that all should belong to the utility model claim with distortion.
Claims (15)
1. for carrying a supporting frame for The Cloud Terrace, it is characterized in that, support frame as described above comprises:
Mobile jib; And
The multiple support arms be connected with described mobile jib, each described support arm comprises:
First body of rod, one end of described first body of rod is rotationally connected with one end of described mobile jib, and the collapse state that described first body of rod comprises deployed condition in predetermined angle crossing with described mobile jib relative to the state that described mobile jib rotates and is parallel to each other with described mobile jib; And
Second body of rod, one end of described second body of rod is slidably connected with described second body of rod one end away from described mobile jib by a pantograph linkage mechanism;
Wherein, described second body of rod can slide relative to the length direction of described first body of rod along described first body of rod under external force, to regulate the length of described support arm, and described second body of rod is by relatively described first body of rod location of corresponding described pantograph linkage mechanism.
2. supporting frame as claimed in claim 1, it is characterized in that: described pantograph linkage mechanism comprises sleeve and locking screw part, described sleeve is fixed on in described first body of rod and described second body of rod, another one in described first body of rod and described second body of rod is inserted in described sleeve slidably, described sleeve is provided with the screw with described locking screw part screw-thread fit, described locking screw part is through described tapped hole, and abut against with the another one in described first body of rod and described second body of rod, to locate described first body of rod and described second body of rod,
Or,
Described pantograph linkage mechanism comprises coupling shaft and eccentric wheel, one end of described coupling shaft is vertically fixed on in described first body of rod and described second body of rod, another one in described first body of rod and described second body of rod is provided with the pilot hole passed for described coupling shaft, in described pilot hole slidably, and other one end of described coupling shaft and described eccentric wheel are rotationally connected described coupling shaft; Described eccentric wheel is provided with handle, rotates to drive described eccentric wheel; Wherein, by described eccentric rotation, drive described coupling shaft to move, make described eccentric wheel and described coupling shaft clamp described first body of rod and described second body of rod;
Or,
The locking element that described pantograph linkage mechanism comprises sliding button and matches with described sliding button, one in described first body of rod and described second body of rod offers pilot hole along its length, described sliding button is located on described pilot hole and the inside protruded in described first body of rod and described second body of rod slidably, described locking element is sheathed in the another one in described first body of rod and described second body of rod slidably, another one in described first body of rod and described second body of rod is inserted in described first body of rod and described second body of rod, to make the corresponding described sliding button of described locking element, slide along described pilot hole by promoting described sliding button, described sliding button can support described locking element, described locking element is made to produce elastic strain to clamp the another one in described first body of rod and described second body of rod, thus locate described first body of rod and described second body of rod,
Or,
Described pantograph linkage mechanism comprises position-limited shaft, one in described first body of rod and described second body of rod offers pilot hole along its length, the guide surface that the axis that described pilot hole has relatively described first body of rod tilts, described position-limited shaft is located on described pilot hole and the inside protruded in described first body of rod and described second body of rod slidably; Another one in described first body of rod and described second body of rod is inserted in described first body of rod and described second body of rod slidably, wherein, promote described position-limited shaft to slide along described guide surface, to push against the insertion end of the another one in described first body of rod and described second body of rod, thus locate described first body of rod and described second body of rod.
3. supporting frame as claimed in claim 1, it is characterized in that: described pantograph linkage mechanism comprises the adjusting element be connected on described first body of rod and the locking element be connected on described second body of rod, described adjusting element can move to promote described locking element by relatively described first body of rod, make described locking element generation elastic strain and push against described second body of rod, thus making relatively described first body of rod location of described second body of rod.
4. supporting frame as claimed in claim 3, it is characterized in that: described adjusting element is sheathed on described first body of rod, described locking element to be sheathed on described second body of rod and to be contained in described adjusting element, partly be contained in described first body of rod to enable described second body of rod, described adjusting element can rotate relative to described first body of rod, make described locking element move relative to described adjusting element and radially shrink, thus clamp described second body of rod.
5. supporting frame as claimed in claim 4, it is characterized in that: in described adjusting element, be formed with internal thread, described locking element comprises cylindrical shell and is formed at the screw section of described cylindrical shell one end, described screw section is formed with outside thread, described cylindrical shell is contained in described adjusting element, described outside thread matches with described internal thread, makes described adjusting element drive described locking element to move when rotating by screw-driven.
6. supporting frame as claimed in claim 5, it is characterized in that: described locking element also comprises and is formed at the compressed part of described cylindrical shell away from one end, described screw section, the external diameter of described compressed part reduces gradually along the direction away from described cylindrical shell, be conical surface to make the outer circumferential face of described compressed part, described adjusting element and described locking element in opposite directions relative movement time, extrude described compressed part gradually and make described compressed part generation elastic strain, thus making described compressed part clamp described second body of rod;
Or,
Described locking element also comprises and is formed at the compressed part of described cylindrical shell away from one end, described screw section, the internal diameter of described adjusting element reduces gradually, be conical surface to make the inner peripheral surface of described adjusting element, described adjusting element and described locking element in opposite directions relative movement time, extrude described compressed part gradually and make described compressed part generation elastic strain, thus making described compressed part clamp described second body of rod;
Or,
Described locking element also comprises and is formed at the compressed part of described cylindrical shell away from one end, described screw section, the external diameter of described compressed part near described cylindrical shell one end is greater than the internal diameter of described first body of rod, described compressed part is less than the internal diameter of described first body of rod away from the external diameter of described cylindrical shell one end, described adjusting element and described locking element in opposite directions relative movement time, described compressed part protrudes in described first body of rod, there is elastic strain in described compressed part, thus clamp described second body of rod under the extruding of described first body of rod.
7. supporting frame as claimed in claim 6, is characterized in that: described compressed part is the hold-down ring be made up of elastic material.
8. supporting frame as claimed in claim 6, it is characterized in that: the periphery of described compressed part is provided with opening, described opening enables described locking element radially shrink or expand.
9. supporting frame as claimed in claim 8, it is characterized in that: the quantity of described opening is one, and a described opening runs through described cylindrical shell and described screw section by described compressed part;
Or the quantity of described opening is multiple, and described multiple opening is spaced is opened in described compressed part.
10. supporting frame as claimed in claim 1, it is characterized in that: support frame as described above also comprises rotating and limiting mechanism, described first body of rod is rotationally connected with on described mobile jib by described rotating and limiting mechanism, and described rotating and limiting mechanism comprises:
Be connected to the limited part on described mobile jib, and the bounding means that be connected movable with described first body of rod, described bounding means can offset with described limited part, rotates relative to described mobile jib to stop described link;
Wherein, promote described bounding means, until described bounding means and described limit part from, and then described first body of rod is freely rotated around described mobile jib.
11. supporting frames as claimed in claim 10, it is characterized in that: described bounding means comprises assembly department and is formed at described assembly department one end and the resisting part of close described limited part, described assembly department is slidably connected with described first body of rod, enables described assembly department drive described resisting part and described limited part to offset or be separated.
12. supporting frames as claimed in claim 11, it is characterized in that: described assembly department offers through hole, described rotating and limiting mechanism also comprises fixed block, described fixed block is arranged in described through hole and is connected with described first body of rod, enables described assembly department move relative to described fixed block and drive described resisting part and described limited part to offset or be separated.
13. supporting frames as claimed in claim 12, is characterized in that: described through hole is waist shaped hole, square opening, or slotted eye.
14. supporting frames as claimed in claim 10, it is characterized in that: described rotating and limiting mechanism also comprises fitting seat, described fitting seat comprises the installing department be connected with described mobile jib, described limited part protrudes out and is formed on described installing department, described first body of rod is rotationally connected with on described installing department, offsets to enable described bounding means or is separated with described limited part.
15. supporting frames as claimed in claim 14, it is characterized in that: described rotating and limiting mechanism also comprises link, described link comprises the sleeved part that is connected on described first body of rod and is formed at described sleeved part one end and the joint be rotationally connected with described installing department, and the contiguous described joint of described bounding means is arranged in described sleeved part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420625015.2U CN204176287U (en) | 2014-10-27 | 2014-10-27 | Supporting frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420625015.2U CN204176287U (en) | 2014-10-27 | 2014-10-27 | Supporting frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204176287U true CN204176287U (en) | 2015-02-25 |
Family
ID=52565097
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420625015.2U Expired - Fee Related CN204176287U (en) | 2014-10-27 | 2014-10-27 | Supporting frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204176287U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109154414A (en) * | 2016-12-28 | 2019-01-04 | 深圳市大疆灵眸科技有限公司 | Holder holds bar assembly and is installed with the holder that the holder holds bar assembly |
| CN114718948A (en) * | 2022-04-29 | 2022-07-08 | 四川化工职业技术学院 | Multifunctional mechanical tool expanding device |
-
2014
- 2014-10-27 CN CN201420625015.2U patent/CN204176287U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109154414A (en) * | 2016-12-28 | 2019-01-04 | 深圳市大疆灵眸科技有限公司 | Holder holds bar assembly and is installed with the holder that the holder holds bar assembly |
| CN114718948A (en) * | 2022-04-29 | 2022-07-08 | 四川化工职业技术学院 | Multifunctional mechanical tool expanding device |
| CN114718948B (en) * | 2022-04-29 | 2023-09-01 | 四川化工职业技术学院 | Multifunctional mechanical tool expanding device |
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Effective date of registration: 20170612 Address after: 518057 Guangdong city of Shenzhen province Nanshan District Guangdong streets south four Road No. 18 building in the West SKYWORTH semiconductor design 12 Patentee after: SZ DJI OSMO TECHNOLOGY Co.,Ltd. Address before: 518057 Guangdong province Shenzhen city Nanshan District high tech Zone South Hing a No. 9 Hongkong, Shenzhen building 6 floor Patentee before: SZ DJI TECHNOLOGY Co.,Ltd. |
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