CN201068654Y - Step-by-step drive device for supporting device - Google Patents
Step-by-step drive device for supporting device Download PDFInfo
- Publication number
- CN201068654Y CN201068654Y CNU2007200966544U CN200720096654U CN201068654Y CN 201068654 Y CN201068654 Y CN 201068654Y CN U2007200966544 U CNU2007200966544 U CN U2007200966544U CN 200720096654 U CN200720096654 U CN 200720096654U CN 201068654 Y CN201068654 Y CN 201068654Y
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- CN
- China
- Prior art keywords
- bar
- pedal
- bracing
- strutting arrangement
- drive mechanism
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model relates to a stepping driving mechanism used for a supporting device, in particular to the driving mechanism which can drive a rod body to elongate in the supporting rod of a supporting unit which is provided with supporting working faces at two ends of the rod body, and the driving mechanism is also provided with a telescopic inner tube and a telescopic outer tube. The utility model comprises an adjusting inner rod of a telescope rod which is embedded in the telescopic inner and outer tube components, and a driving structure body which is used for the adjusting inner rod to be arranged in, wherein, the driving mechanism body is composed of a framework region for pivoting a pedal and a sleeve joint region which is bonded with the inner tube. An expanding sleeve of a tightly expanded inner tube embraces the adjusting inner rod of the telescopic rod and allows the adjusting inner rod to be assembled in the way of stepping drive. A brake piece and a spring brake the structure and assembly of the adjusting inner rod. A driving plate jacked by the spring is sleeved in the framework region. Two driving arms of the pedal are pivoted and arranged in the body. A driving shaft which can drive the driving plate is provided between the two driving arms. The utility model is provided with a pedal with simple structure, thereby realizing the aim of elongating the supporting rods by a treading mode, and operating with more labor conservation and convenience.
Description
Technical field
The utility model relates to the construction supporting tool, especially relate to have telescopic in pipe and outer tube, body of rod two ends have the driving structure that drives body of rod elongation in the support bar of the support unit that supports the scope of operation, particularly be applicable to the bearing tool that interior decoration is used.
Background technology
Known technology discloses a kind of bracing or strutting arrangement as Chinese patent 00265973.5, operation such as is used to whitewash.It comprises shoe platform, floor platform, support and leg support frame, support be provided with bearing and center-pole and on the center-pole in sheathed flexible member respectively between bearing and between another bearing, leg support frame mat one holder and support articulate, mat one pivot cover is connected with shoe platform, shoe platform one end is provided with pin leg seat, then is provided with the shank cover between two leg support frames.
And for example Chinese patent 02243671.5 discloses a kind of step-by-step movement support bar, comprise: telescopic outer tube element, inner tubular element and a pair of supporting disk, one end of wherein said outer tube element installs bar adjusting device in, install one and adjust interior bar, contain abdomen in telescopic, in the outer tube element, the other end of outer tube element installs a pin-and-hole formula positioning and locking device, pipe is provided with guide groove in described, along the equidistant lock hole that is provided with of this guide groove direction, the outer end of pipe installs the end pivot dress supporting disk of this joint of supporting disk joint in flexible, the outer end pivot of bar is adorned another supporting disk in flexible, and this can pivot supporting disk.
Support bar in the known techniques is many to drive the support bar elongation with manual mode, industry more wishes to drive the support bar elongation to reach more laborsaving in foot-operated mode, operation is purpose more easily, does not see in the existing technology that structure is more simple, drive the driving mechanism appearance that support bar extends in foot-operated mode.
Summary of the invention
This case problem to be solved is, overcomes the above-mentioned defective that the technology of taking over exists, and can drive the step drive mechanism that be used for bracing or strutting arrangement of the body of rod by default stroke elongation by riding and provide a kind of.
The utility model technical solution problem takes following technical scheme to realize, provide a kind of step drive mechanism that is used for bracing or strutting arrangement according to the utility model, comprise and contain bar in the expansion link adjustment of abdomen in telescopic inner and outer pipe element, and the drive mechanism body that bar installs in this adjustment of appearance, wherein, described body constitutes by the framework region of pivot dress pedal with the socket district of interior pipe jointing, and this place, abutment frame district, socket district leaves the mesozone of open side; Install the expansion set of pipe in the swelling in the described expansion link adjustment on the bar, this expansion set becomes to have in arms bar in the expansion link adjustment and can hold the mode that the interior bar of this adjustments driven stepping and assemble; Brake(-holder) block combines with spring by bar in adjusting and is installed on the position, mesozone, becomes braking to adjust the structure assembling of interior bar; Driving chip is by spring top system, with this spring together in the expansion link adjustment bar be sleeved on framework region; Pedal is made of stampeding section and drive division, and described drive division has two actuating arms and is installed in the body frame district, and device can drive the driving shaft of driving chip between this two actuating arm.
This case technical solution problem can also adopt following technical measures further to realize:
The aforementioned step drive mechanism that is used for bracing or strutting arrangement, wherein, the pivot pilot hole pivot dress that described pedal is provided with in abutting connection with the place, mesozone in socket district on body frame district one side frame; Described pedal-driven portion is extended to form by the stampeding section can be by two actuating arms of described pivot pilot hole by pivot pivot dress.
The aforementioned step drive mechanism that is used for bracing or strutting arrangement, wherein, the stampeding section of described pedal is made of pedal folding part and pedal root, and the assembling end of pedal folding part cooperates the pivot dress to form folded structure by the pivot arrangement with the pedal root.
The aforementioned step drive mechanism that is used for bracing or strutting arrangement, wherein, described socket district has the interface portion that connects with flexible interior pipe box, described mesozone hollow out forms space that brake(-holder) block and spring can be installed, is arranged between body socket district's interface portion and the framework region, and this mesozone has presets the length that satisfies the stepping stroke.
The aforementioned step drive mechanism that is used for bracing or strutting arrangement, wherein, the mesozone portion of described body is provided with the prominent edge of brake(-holder) block restriction; Described brake(-holder) block one end is prominent along blocking by the restriction of this mesozone, and this brake(-holder) block middle part is replaced by described open side port and formed the brake(-holder) block fulcrum.
The aforementioned step drive mechanism that is used for bracing or strutting arrangement, wherein, the socket district interface portion of described body and interior pipe jointing is provided with flexible sheath, the interface portion matching taper seam in the external port setting of this flexible sheath and body socket district.
The aforementioned step drive mechanism that is used for bracing or strutting arrangement, wherein, described driving chip simultaneously has along adjusting interior upwardly extending first concave surface of bar mounting hole, and another side has along upwardly extending second concave surface of bar mounting hole in the adjustment.
The aforementioned step drive mechanism that is used for bracing or strutting arrangement, wherein, the described concave surface degree of depth is 1/3 of driving chip thickness, and this stampeding section and drive division form and the stampeding section are be convenient to trample the angle a that upwarps structure slightly; The face of trampling of described stampeding section is provided with anti-skidding faceted pebble.
The aforementioned step drive mechanism that is used for bracing or strutting arrangement, wherein, bar one end has the assembling termination that is connected with support component in the described expansion link adjustment, and the other end installs the limit assembly that the restriction expansion set takes off outward; Expansion set is installed on the interior bar of expansion link adjustment, stretches into interior pipe, and fixes in the lump by retaining element and body, flexible sheath.
The aforesaid step drive mechanism that is used for bracing or strutting arrangement, wherein, the outer circumferential surface of described expansion set is laid the hangnail that forms expansive force; Described body, flexible sheath, interior pipe and this expansion set are fixed by the retaining element one; Limit assembly is made of nut, back-up ring; Described framework region is the frame structure of square; Muscle in the integrally formed frame of gaining in strength of the scuncheon of this framework region.
The utility model compared with prior art has significant advantage and beneficial effect.By above technical scheme as can be known, the utility model has following advantage at least under the structure configuration of excellence:
The utility model has disposed the pedal structure of simple structure, has realized driving the support bar elongation in foot-operated mode, and has reached more laborsaving, the purpose more easily of operation;
The body mesozones of the utility model pedal-driven arm, hollow out etc. rationally are provided with and make the product can be lighter and handier on safe and reliable basis, economical with materials more, thus have more the industry generalization;
The excellence setting of bar, flexible sheath in the swelling structure of this case, fastening means, limit assembly, adjustment, and the frame in body frame district in being provided with etc. of muscle simple and direct, the safe and reliable ingenious measure of constructing further is provided, improve reliability of products, audient's compatibility;
The pedal structure of this case also can further provide folding another measure;
That braking of this case and type of drive are provided with is simple in structure, driving, braking effect are better; The particularly setting of driving chip makes support bar stepper drive effect better;
In a word, this case can effectively reduce product cost, and more affine audient can realize that industry is promoted more widely.The utility model contrast prior art has significant contribution and progress, has realized its technical purpose fully, is the good technology with novelty, creativeness, practicality.
The specific embodiment of the present utility model is provided in detail by following examples and accompanying drawing thereof.
Description of drawings
Fig. 1 is the utility model first embodiment overall structure schematic diagram;
Fig. 2 is the utility model first embodiment decomposition texture schematic diagram;
Fig. 3 is configured in structural representation on the support bar for the utility model;
Fig. 4 is an one pedal structure schematic diagram in the utility model;
Fig. 5 is a Foldable pedal structural representation in the utility model;
Fig. 6 is the utility model second embodiment overall structure schematic diagram;
Fig. 7 is that the A-A of Fig. 1 is to the part section structural representation.
The specific embodiment
Below in conjunction with accompanying drawing and preferred embodiment, the specific embodiment, structure, feature and effect thereof that foundation the utility model is provided, describe in detail as after.
Shown in Fig. 1-7, a kind of step drive mechanism that is used for bracing or strutting arrangement, comprise and contain bar 30 in the expansion link adjustment of abdomen in telescopic inner and outer pipe element, and the drive mechanism body 1 that bar installs in this adjustment of appearance, wherein, described body is made of the framework region 11 of pivot dress pedal 4 and the socket district 12 that combines with interior pipe 2, and described framework region is the frame structure of square; Its both sides frame can also be slightly to be streamlined, and the setting of quadrangle square frame structure can be determined the thickness of frame according to the big ting model of support bar when satisfying body intensity, save the body materials to greatest extent; The condition lower frame that the frame structure setting of square can make body satisfy default intensity is provided with carefully as far as possible; Muscle 113 in the integrally formed frame of gaining in strength of the scuncheon of this framework region;
Be provided for installing the pivot pilot hole 1121 of pedal on one side frame 112 of this framework region in abutting connection with 12 places, socket district, the intensity that can make the pedal nationality borrow body to install is more secure; Described socket district 12 has the interface portion 121 that connects with flexible interior pipe box, and mesozone 122 hollow out and that leave open side 1222 is set between this interface portion and framework region;
This mesozone has the default length that satisfies the stepping stroke, can make simultaneously body 1 keep default with adjust in the length that is complementary of bar 30, hold concurrently and guarantee the intensity and the stability of support bar, the setting of mesozone 122 hollow outs can be saved material, alleviate body of rod deadweight, improved space availability ratio; The restriction of one brake(-holder) block is prominent to be wholely set in the mesozone of body portion along 1221;
One brake(-holder) block 50 combines with spring 51 by bar 30 in adjusting and is installed on 122 positions, mesozone, the one end by the mesozone 122 restriction prominent along 1221 blockings, its middle part is replaced by described open side port and is formed the brake(-holder) block fulcrum, realizes the assembling of mode of braking;
One flexible sheath 13 is assemblied in the socket district interface portion that body combines with interior pipe 2, and the interface portion matching taper seam 131 in the external port setting of this flexible sheath and body socket district with in guaranteeing to assemble during pipe, is difficult for being damaged to the tube wall outward appearance;
Described expansion set 33 be installed on expansion link adjust on the bar, stretch into interior pipe, fixing in the lump by retaining element 331 and body, flexible sheath, expansion set is had bar Cheng Kerong in the expansion link adjustment in arms and should be adjusted the mode that interior bar driven stepping and dispose; The outer circumferential surface of described expansion set 33 is laid the hangnail 331 of formation expansive force or the known structure of other formation expansive forces;
One driving chip 60 is adjusted interior bar (30) by expansion link together with this spring and is sleeved on framework region by spring 61 top systems;
Described driving chip simultaneously has the first upwardly extending concave surface 601 of in adjust bar mounting hole 603, another side has along adjusting interior upwardly extending second concave surface 602 of bar mounting hole, the described concave surface degree of depth is 1/3 of driving chip thickness, this first, second concave surface is set to exactly form two yielding faces of driving chip positive and negative when tilted by driving force, avoid and adjust in bar violate anti-mutually, form the optimal drive effect, this structure can make the driving chip thickening, improves driving force;
One pedal 4 is made of stampeding section 41 and drive division 42, and this stampeding section and drive division form and make the stampeding section be the angle a that upwarps structure slightly, so that trample; The face of trampling of described stampeding section is provided with anti-skidding faceted pebble 411; Described drive division extends to form two actuating arms 421,421 ' that can pass through pivot 46 pivots dress by the pivot pilot hole 1121 in aforementioned body frame district, the driving shaft 43 that device combines with the driving chip coupling between this two actuating arm by the stampeding section;
The stampeding section 41 of described pedal 4 is set to be made of pedal folding part 411 and pedal root 413, and the assembling end 412 of pedal folding part cooperates the pivot dress to form folded structure by pivot arrangement 44 with the pedal root; Form another embodiment.
The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, every foundation technical spirit of the present utility model all still belongs in the scope of technical solutions of the utility model any simple modification, equivalent variations and modification that above embodiment did.
Claims (10)
1. a step drive mechanism that is used for bracing or strutting arrangement comprises containing bar in the expansion link adjustment of abdomen in telescopic inner and outer pipe element, and holds the drive mechanism body that bar installs in this adjustment, it is characterized in that,
Described body (1) is made of the framework region (11) of pivot dress pedal (4) and the socket district (12) that combines with interior pipe (2), and this place, abutment frame district, socket district leaves the mesozone (122) of open side (1222);
Install the expansion set (33) of pipe in the swelling in described expansion link is adjusted on the bar (30), this expansion set becomes to have in arms bar in the expansion link adjustment and can hold the mode that the interior bar of this adjustments driven stepping and assemble;
Brake(-holder) block (50) combines with spring (51) by bar (30) in adjusting and is installed on position, mesozone (122), becomes the structure assembling of bar in the braking adjustment;
Driving chip (60) is adjusted interior bar (30) by expansion link together with this spring and is sleeved on framework region by spring (61) top system;
Pedal (4) is made of stampeding section (41) and drive division (42), and described drive division has two actuating arms (421,421 ') and is installed in the body frame district, and device can drive the driving shaft (43) of driving chip between this two actuating arm.
2. the step drive mechanism that is used for bracing or strutting arrangement as claimed in claim 1 is characterized in that, described pedal is gone up pivot pilot hole (1121) the pivot dress of locating to be provided with in abutting connection with the mesozone (122) in socket district by body frame district one side frame (112); Described pedal-driven portion (42) is extended to form by the stampeding section can be by two actuating arms (421,421 ') of described pivot pilot hole by pivot (46) pivot dress.
3. the step drive mechanism that is used for bracing or strutting arrangement as claimed in claim 1 or 2, it is characterized in that, the stampeding section (41) of described pedal (4) is made of pedal folding part (411) and pedal root (413), and the assembling end (412) of pedal folding part cooperates the pivot dress to form folded structure by pivot arrangement (44) with the pedal root.
4. the step drive mechanism that is used for bracing or strutting arrangement as claimed in claim 3, it is characterized in that, described socket district (12) has the interface portion (121) that connects with flexible interior pipe box, described mesozone hollow out forms space that brake(-holder) block and spring can be installed, is arranged between body socket district's interface portion and the framework region, and this mesozone has presets the length that satisfies the stepping stroke.
5. as claim 1,2, one of the 4 described step drive mechanisms that are used for bracing or strutting arrangement, it is characterized in that it is prominent along (1221) that the mesozone portion of described body is provided with the brake(-holder) block restriction; Described brake(-holder) block one end is prominent along blocking by the restriction of this mesozone, and this brake(-holder) block middle part is replaced by described open side port and formed the brake(-holder) block fulcrum.
6. the step drive mechanism that is used for bracing or strutting arrangement as claimed in claim 5, it is characterized in that, the socket district interface portion that described body combines with interior pipe (2) is provided with flexible sheath (13), the interface portion matching taper seam (131) in the external port setting of this flexible sheath and body socket district.
7. as claim 1,2,4, one of the 6 described step drive mechanisms that are used for bracing or strutting arrangement, it is characterized in that, described driving chip (60) one side has the edge and adjusts interior upwardly extending first concave surface of bar mounting hole (603) (601), and another side has along adjusting interior upwardly extending second concave surface of bar mounting hole (602).
8. the step drive mechanism that is used for bracing or strutting arrangement as claimed in claim 7 is characterized in that, the described concave surface degree of depth is 1/3 of driving chip thickness, and this stampeding section and drive division form and the stampeding section be convenient to trample the angle a that upwarps structure slightly; The face of trampling of described stampeding section is provided with anti-skidding faceted pebble (411).
9. as claim 1,2,4,6, one of the 8 described step drive mechanisms that are used for bracing or strutting arrangement, it is characterized in that, bar (30) one ends had the assembling termination (31) that is connected with support component (9) in described expansion link was adjusted, and the other end installs the outer limit assembly (32) that takes off of restriction expansion set (33); Expansion set (33) is installed on the interior bar of expansion link adjustment, stretches into interior pipe, and fixing in the lump by retaining element (331) and body, flexible sheath.
10. the step drive mechanism that is used for bracing or strutting arrangement as claimed in claim 9 is characterized in that, the outer circumferential surface of described expansion set (33) is laid the hangnail (331) that forms expansive force; Described body, flexible sheath, interior pipe and this expansion set are fixed by retaining element (332) one; Limit assembly (32) is made of nut (321), back-up ring (322); Described framework region is the frame structure of square; Muscle (113) in the integrally formed frame of gaining in strength of the scuncheon of this framework region.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200966544U CN201068654Y (en) | 2007-07-10 | 2007-07-10 | Step-by-step drive device for supporting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200966544U CN201068654Y (en) | 2007-07-10 | 2007-07-10 | Step-by-step drive device for supporting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201068654Y true CN201068654Y (en) | 2008-06-04 |
Family
ID=39490034
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200966544U Expired - Lifetime CN201068654Y (en) | 2007-07-10 | 2007-07-10 | Step-by-step drive device for supporting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201068654Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101089336B (en) * | 2007-07-10 | 2010-09-15 | 天津市金锚集团有限责任公司 | Step drive mechanism for strut rod |
| CN106429836A (en) * | 2016-02-06 | 2017-02-22 | 上海建工五建集团有限公司 | Mechanical adjusting rod for adjusting perpendicularity of self-adaptive diagonal brace |
-
2007
- 2007-07-10 CN CNU2007200966544U patent/CN201068654Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101089336B (en) * | 2007-07-10 | 2010-09-15 | 天津市金锚集团有限责任公司 | Step drive mechanism for strut rod |
| CN106429836A (en) * | 2016-02-06 | 2017-02-22 | 上海建工五建集团有限公司 | Mechanical adjusting rod for adjusting perpendicularity of self-adaptive diagonal brace |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20080604 Effective date of abandoning: 20070710 |