CN101418900A - Portable rack - Google Patents
Portable rack Download PDFInfo
- Publication number
- CN101418900A CN101418900A CNA2008101192982A CN200810119298A CN101418900A CN 101418900 A CN101418900 A CN 101418900A CN A2008101192982 A CNA2008101192982 A CN A2008101192982A CN 200810119298 A CN200810119298 A CN 200810119298A CN 101418900 A CN101418900 A CN 101418900A
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- supporting leg
- girder
- support
- portable rack
- groove
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Abstract
The invention discloses a portable support, which comprises a main beam, an extension pipe, a bracket and a plurality of support legs, wherein the main beam is provided with a sliding chute or a through hole along the axis direction; the extension pipe is positioned in the sliding chute or the through hole and slides in the sliding chute or the through hole; the bracket is arranged on the main beam and slides along the main beam; and the plurality of the support legs support the main beam. The portable support has the advantages that the portable support can increase the working length of the support through the extension pipe, and greatly improve the practicality and convenience of the support; while a wheel set and the foldable support legs can greatly increase the transport and carrying convenience of the support; in addition, the design of the adjustable length of the support legs greatly increases the convenience that the support is used outdoors.
Description
Technical field
The present invention relates to a kind of mechanically operated worktable that carries out, particularly relate to a kind of portable rack that can support electric tool or workpiece.
Background technique
In industries such as machinery, buildings, often need a worktable to carry out work with certain altitude, especially carry out field operation, be used for supporting electric tool or workpiece carries out mechanically operated worktable with regard to more needing one.Because the change of job site, worktable often need carrying and carry, and existing worktable is often more stiff, heavy, is not easy to carry and carry, and has increased workman's the amount of labour greatly! In addition, when operative workpiece was longer, non-processing end was often sagging, thereby had influenced workman's operation, and influenced machining accuracy easily.And, because outdoor ground is often smooth inadequately, caused the inclination of worktable, thereby it is unfavorable to have brought for workman's operation!
Summary of the invention
The purpose of this invention is to provide and a kind ofly be easy to carry about with one, carry, active length is adjustable, and can eliminate the support that the uneven factor in ground impacts, and a kind of portable rack that can support electric tool or workpiece particularly is provided.
For achieving the above object, technological scheme of the present invention provides a kind of portable rack, comprising: girder, and described girder is provided with chute or through hole along its axial direction; Extension tube is positioned at described chute or through hole, slides in described chute or through hole; Carriage is installed on the described girder, slides along described girder; Support a plurality of supporting legs of described girder.
Wherein, described supporting leg is 4, is respectively the left front supporting leg that is installed in described girder one end, right front supporting leg, and is installed in the left back supporting leg of the described girder the other end, right back supporting leg.
Wherein, described support also comprises: wheels are installed on described left front supporting leg, right front supporting leg and/or left back supporting leg, the right back supporting leg.
Wherein, described wheels are installed in described left front supporting leg, right front supporting leg and/or left back supporting leg, right back supporting leg near described girder one side.
Wherein, described wheels be installed in described left front supporting leg, right front supporting leg and/or left back supporting leg, right back supporting leg near described supporting leg with the side that contacts.
Wherein, described supporting leg is installed on the described girder by bindiny mechanism, described supporting leg is a hollow, its side is provided with elongated slot, described bindiny mechanism comprises: be installed in the fixing frame that has the arc limit on described girder and the supporting leg, be installed in guide runner in the described supporting leg hollow cavity by spring, spring one end is connected the end of supporting leg near girder, the other end is connected on the guide runner, the chucking pin is installed on the guide runner, the other end of chucking pin is positioned at outside the elongated slot of described supporting leg, and has draw-in groove, described draw-in groove cooperates with the arc limit of described fixing frame, and the arc limit of described fixing frame is provided with first groove, and described first groove is a circular arc near a side of described chucking pin.
Wherein, described support also comprises: the supporting leg folder, be installed on the described girder, and described supporting leg anchor clamps have the space that holds described supporting leg, and are provided with one or more arc spring laminations, are used for described supporting leg is fixed in the described space.
Wherein, one or more concrete structures in described a plurality of supporting leg are as follows: described supporting leg also comprises the extension leg, described extension midleg is connected with first bolt, described supporting leg hollow, supporting leg is provided with second groove, be provided with the nut that only can rotate in described second groove in second groove, described first bolt cooperates with described nut in described supporting leg hollow cavity.
Wherein, described carriage comprises: support body is installed on the described girder; Check lock lever is installed on the described support body, and only can rotate, and described check lock lever one end is connected with handle ball, and the other end is provided with screw thread; Back guide pad is provided with tapped hole, with the screw-thread fit on the described check lock lever; Clamp is slidingly mounted on the described support body, is positioned at the side of described back guide pad away from described handle ball.
Wherein, described support also comprises the baffle plate that is installed on the described girder.
Technique scheme only is an optimal technical scheme of the present invention, has following advantage: can increase the active length of support by extension tube, improve the practical convenience of support greatly; Wheels and folding supporting leg have then increased the carrying of support, the convenience that carries greatly; In addition, the length-adjustable design of supporting leg has also increased the convenience that support uses out of doors greatly.
Description of drawings
Fig. 1 is the structural representation of a kind of support of the embodiment of the invention;
Fig. 2 is the partial structurtes schematic representation of the supporting leg bottom of the embodiment of the invention;
Fig. 3 is the sectional view of Fig. 2;
Fig. 4 is the another kind of scheme of installation of the wheels of the embodiment of the invention;
Fig. 5 is that the fixing frame of the embodiment of the invention is installed in the partial structurtes schematic representation on the girder;
Fig. 6 is the partial structurtes schematic representation of the fixing frame of the embodiment of the invention;
Fig. 7 is the partial structurtes schematic representation at the supporting leg top of the embodiment of the invention;
Fig. 8 is the structural representation of the guide runner of the embodiment of the invention;
Fig. 9 is the structural representation of the chucking pin of the embodiment of the invention;
Figure 10 is the structural representation of the supporting leg folder of the embodiment of the invention;
Figure 11 is the structural representation of the locking framework of the embodiment of the invention.
Wherein, 1: girder; 2: extension tube; 3: carriage; 4: supporting leg; 5: extend leg; 6: the first bolts; 7: the second grooves; 8: nut; 9: lower margin; 10: wheels; 11: the arc limit; 12: fixing frame; 13: the chucking pin; 14: the first grooves; 15: the supporting leg folder; 16: the space that holds supporting leg; 17: arc spring lamination; 18: circular arc; 19: the first holes; 20: the three holes; 21: the second holes; 22: tapped hole; 23: elongated slot; 24: guide runner; 25: the girder end cap; 26: bolt; 27: hook knob; 28: nut.
Embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail.Following examples are used to illustrate the present invention, but are not used for limiting the scope of the invention.
In conjunction with Fig. 1 to Fig. 7, by shown in Figure 1, portable rack of the present invention (hereinafter to be referred as support) comprising: girder 1, extension tube 2, carriage 3, supporting leg 4, and girder 1 is provided with chute or through hole along its axial direction; Extension tube 2 is installed in chute or the through hole, and can slide, when workpiece is longer, can pulls out extension tube 2, thereby prolong support, increase the active length of support, chute or through hole are arranged on the both ends or one end of girder 1, are used to install extension tube 2, like this, just can prolong support, operate according to concrete working environment from both ends or one end; Carriage 3 is installed on the girder 1, slides along girder 1, and carriage 3 is the parts that are used for installing electric tool; Supporting leg 4 has a plurality of, is used for supporting girder 1.
One locking framework (seeing Figure 11) is set between extension tube 2 and girder 1, can be with any fixed-site of extension tube 2 in relative girder 1, hook knob 27 is arranged in nut 28 successively, girder applies power to the sidepiece of girder end cap 25, described sidepiece is preferably made by elastic abrasion-proof materials such as plastics, rubber, trend towards fitting tightly extension tube 2 after described sidepiece is stressed, rely on frictional force to make extension tube 2 relative fixed; Girder end cap 25 is connected on the girder 1 by bolt 26.
Those skilled in the art can associate the part that girder end cap 25 directly is set to girder 1 and/or elongate spine, only exist a stressed sidepiece to trend towards fitting tightly extension tube 2, thus the frictional force of applying.Those skilled in the art can also associate and set up one to a plurality of pads between the sidepiece of locking knob 27 and girder end cap 25, to strengthen, to transmit and to enlarge the power that applies; And open stria at the sidepiece of girder end cap 25, so that the sidepiece of girder end cap 25 has enough modification spaces after stressed, thereby increase the working life of these parts.
Supporting leg 4 is preferably 4, is respectively the left front supporting leg that is installed in girder 1 one ends, right front supporting leg, and is installed in the left back supporting leg of the girder the other end, right back supporting leg.Certainly, those skilled in the art also can expect with in the supporting leg wherein several or all merge, also can increase auxiliary supporting leg in certain position of needs, surpass 4 with the quantity that causes supporting leg, yet all can be understood as the inspiration that is subjected to preferred embodiment.Wherein, one or more in the above-mentioned supporting leg have following structure (seeing Fig. 2, Fig. 3): supporting leg also comprises and extends leg 5, extend leg 5 middle parts and be connected with first bolt 6, supporting leg hollow, supporting leg is provided with second groove 7, being provided with nut 8, the first bolts 6 that only can rotate in second groove in second groove 7 cooperates with nut 8 in the supporting leg hollow cavity.Like this, when support is installed in uneven ground, can pass through swivel nut 8, regulate the length of extending leg 5, make support maintenance level, simple, convenient, practical.Like this, just can not cause the worktable injustice because of ground is uneven.Being set with bottom of extension leg 5 by lower margin 9, preferably make by plastics or rubber elastomeric material, to be used for increasing the frictional force between lower margin 9 and the ground, keep steady relatively.
In addition, for the ease of carrying and carrying, support also comprises wheels 10, is installed on left front supporting leg, right front supporting leg or left back supporting leg, the right back supporting leg.Wheels 10 generally include at least one wheel, and preferably two wheels are installed in respectively on two supporting legs, and wheel is connected with two intermediate plates by an axle, and a bolt is connected with a nut after passing the hole, another intermediate plate of an intermediate plate, supporting leg lower end respectively.Another wheel is connected on another root supporting leg of same supporting surface equally.Wherein, the mounting type of wheels 10 has two kinds, a kind of is that wheels 10 are installed in left front supporting leg, right front supporting leg or left back supporting leg, right back supporting leg near girder one side (seeing mounting type shown in Figure 1), promptly be installed in the top of supporting leg, as for a long time need not or long-distance transportation, behind the collapsible supporting leg, mention an end that does not have wheels 10, wheels are landed, pushing away support and moving.Another kind of mounting type be wheels 10 be installed in left front supporting leg, right front supporting leg or left back supporting leg, right back supporting leg near supporting leg with the side (seeing mounting type shown in Figure 4) that contacts, promptly be installed in the bottom of supporting leg, wheel does not land when supporting leg supports, do not play a supportive role, and when the needs traversing carriage, do not need folding supporting leg, by lifting two supporting legs in addition of not adorning wheel, make riding, wheels land, the promotion support moves, and realizes the short distance transportation.Especially after having installed electric tool, work a period of time, in the time of need changing to workplace nearby, the dismounting electric tool need not fold supporting leg and just can realize transportation again, has removed the trouble that stretches supporting leg once more from, and is time saving and energy saving.These two kinds of wheel means of transportation, simple in structure without wheel shaft, easy accessibility.It may occur to persons skilled in the art that, needs according to implementation condition, these two kinds of mounting types can select one also can exist simultaneously, perhaps set up certain dismantled and assembled mechanism between wheel and supporting leg, so that same set of wheels are realized conversion between above-mentioned two kinds of mounting types.
In conjunction with Fig. 1, Fig. 5 to Fig. 9, supporting leg 4 is installed on the girder 1 by bindiny mechanism, bindiny mechanism comprises: the fixing frame 12 with an arc limit 11, fixing frame 12 is installed on the girder 1, supporting leg 4 is installed on the fixing frame 12 by bolt, supporting leg 4 inner hollow, be provided with elongated slot 23 in supporting leg 4 sides, at the supporting leg 4 inner guide runners 24 of installing, the side of guide runner 24 is provided with two through holes, be respectively first hole 19 and second hole 21, the vertical plane of guide runner 24 is provided with 20, the second holes 21, the 3rd hole and the 3rd hole 20 crosses, and chucking pin 13 is preferably cylindric, one end diameter can cooperate with second hole 21 of guide runner 24, and vertical its axial direction is provided with tapped hole 22.One end of draught spring is hung on first hole 19 of guide runner 24, then draught spring and guide runner 24 are put in the supporting leg 4 of inner hollow, the other end of spring is connected supporting leg 4 near on the end of girder 1, make 21 in second hole and elongated slot 23 places of guide runner 24, after one end of chucking pin 13 passed second hole 21 of guide runner 24 by plain cushion and elongated slot 23, again plain cushion is installed and circlip is fixed, and the other end of chucking pin 13 is positioned at outside the elongated slot 23, the 3rd hole 20 that makes bolt pass through guide runner 24 cooperates with the tapped hole 22 of chucking pin 13, can block chucking pin 13 like this, prevent its second hole, 21 interior extractions out from guide runner 24, chucking pin 13 is positioned at elongated slot 23 outer ends and has draw-in groove, chucking pin 13 is clamped on the arc limit 11 of fixing frame 12 by draw-in groove, and when supporting leg 4 rotates, can slide along the arc limit 11 of fixing frame 12, the arc limit 11 of fixing frame 12 is provided with first groove 14, first groove 14 is circular arc 18 (see figure 6)s near a side of chucking pin 13, first groove 14 is meant near a side of chucking pin 13: in the both sides of first groove 14, near arc limit 11 1 sides that 13 motions of chucking pin are arranged.When needing to stretch supporting leg, from supporting leg folder 15, extract supporting leg 4, guide runner 24 is under the effect of draught spring, slide along elongated slot 23, and then drive chucking pin 13 rotates along the arc limit 11 of fixing frame 12 outer rims, when forwarding first groove 14 to, chucking pin 13 is stuck in wherein under the tension of draught spring automatically.When needing to fold supporting leg 4, because sides of first groove, 14 close chucking pins 13 are circular arc 18,, supporting leg 4 is folded, and snap in supporting leg folder 15 so as long as overcome the pulling force of draught spring, tightening pin 13 can skid off from first groove 14.Easy and simple to handle, practicality.In addition, after extension tube 2 is pulled out, the support span is bigger, when supporting greater weight workpiece or electric tool, intensity in the middle of the girder 1 may not reach requirement, for this reason, on the girder a plurality of bindiny mechanisms can also be installed, below helping supporting the necessary position of girder and/or elongate spine, auxiliary supporting leg is installed, thereby is increased the support strength of support.
Supporting leg folder 15 is installed on the girder 1, and the structure of supporting leg folder 15 is seen Figure 10, when supporting leg 4 folds, is used for fixing supporting leg 4.Supporting leg folder 15 has the space 16 that holds supporting leg, this space is the same with supporting leg, preferably cylindrical also can be similar shape, for example twelve edge prismatic, six prismatics etc., to realize ccontaining with the shape of the relative applying of supporting leg folder by supporting leg, supporting leg folder 15 also is provided with one or more arc spring laminations 17, is used for supporting leg 4 is fixed in the space 16 that holds supporting leg.When folding supporting leg 4, supporting leg 4 with arc spring lamination 17 crowded opening, enter the space 16 that holds supporting leg, and arc spring lamination 17 resets, and supporting leg 4 is blocked to the direction rotation near girder 1 under the effect of elastic force.When extracting supporting leg 4, supporting leg overcomes the elastic force of arc spring lamination 17, thereby arc spring lamination 17 is opened to away from the rotation of the direction of girder 1, treat that supporting leg 4 is opened after, arc spring lamination 17 resets under the effect of elastic force.
Carriage 3 comprises: support body is installed on the girder; Check lock lever is installed on the support body, and only can rotate, and check lock lever one end is connected with handle ball, and the other end is provided with screw thread; Back guide pad is provided with tapped hole, with the screw-thread fit on the check lock lever; Clamp is slidingly mounted on the support body, is positioned at the side of back guide pad away from handle ball.Handle ball is threaded with check lock lever, and that check lock lever passes is stifled before the nut, a plain cushion, one, withstand on the clamp back guide pad band internal thread behind the back guide pad, by the rotatable handle ball, promote the back guide pad and move forward, thereby push clamp to girder, and clamp.
Support also comprises rack-mount baffle plate.Comprise the long and short two kind, can be used that the former is used for the workpiece of support fixation length, and plays baffle effect, the latter is used for supporting workpiece, at push-and-pull workpiece time human-saving.
As can be seen from the above embodiments, the embodiment of the invention can increase the active length of support by extension tube, has improved the practical convenience of support greatly; Wheels and folding supporting leg have then increased the carrying of support, the convenience that carries greatly; In addition, the length-adjustable design of supporting leg has also increased the convenience that support uses out of doors greatly.
The above only is a preferred implementation of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the technology of the present invention principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (10)
1, a kind of portable rack is characterized in that, comprising:
Girder, described girder is provided with chute or through hole along its axial direction;
Extension tube is positioned at described chute or through hole, slides in described chute or through hole;
Carriage is installed on the described girder, slides along described girder;
Support a plurality of supporting legs of described girder.
2, portable rack as claimed in claim 1 is characterized in that,
Described supporting leg is 4, is respectively the left front supporting leg that is installed in described girder one end, right front supporting leg, and is installed in the left back supporting leg of the described girder the other end, right back supporting leg.
3, portable rack as claimed in claim 2 is characterized in that, described support also comprises: wheels are installed on described left front supporting leg, right front supporting leg and/or left back supporting leg, the right back supporting leg.
4, portable rack as claimed in claim 3 is characterized in that, described wheels are installed in described left front supporting leg, right front supporting leg and/or left back supporting leg, right back supporting leg near described girder one end.
5, portable rack as claimed in claim 3 is characterized in that, described wheels are installed in the end that described left front supporting leg, right front supporting leg and/or left back supporting leg, right back supporting leg contact to earth.
6, portable rack as claimed in claim 1 is characterized in that, described supporting leg is installed on the described girder by bindiny mechanism, and described supporting leg is a hollow, and its side is provided with elongated slot, and described bindiny mechanism comprises:
Be installed in the fixing frame that has the arc limit on described girder and the supporting leg, be installed in guide runner in the described supporting leg hollow cavity by spring, spring one end is connected the end of supporting leg near girder, the other end is connected on the guide runner, the chucking pin is installed on the guide runner, the other end of chucking pin is positioned at outside the elongated slot of described supporting leg, and has draw-in groove, described draw-in groove cooperates with the arc limit of described fixing frame, the arc limit of described fixing frame is provided with first groove, and described first groove is a circular arc near a side of described chucking pin.
7, portable rack as claimed in claim 6 is characterized in that, described support also comprises:
The supporting leg folder is installed on the described girder, and described supporting leg anchor clamps have the space that holds described supporting leg, and are provided with one or more arc spring laminations, are used for described supporting leg is fixed in the described space.
8, portable rack as claimed in claim 1 is characterized in that, described carriage comprises:
Support body is installed on the described girder;
Check lock lever is installed on the described support body, and only can rotate, and described check lock lever one end is connected with handle ball, and the other end is provided with screw thread;
Back guide pad is provided with tapped hole, with the screw-thread fit on the described check lock lever;
Clamp is slidingly mounted on the described support body, is positioned at the side of described back guide pad away from described handle ball.
As each described portable rack of claim 1～8, it is characterized in that 9, the one or more concrete structures in described a plurality of supporting legs are as follows:
Described supporting leg also comprises the extension leg, described extension midleg is connected with first bolt, described supporting leg hollow, and supporting leg is provided with second groove, be provided with the nut that only can rotate in described second groove in second groove, described first bolt cooperates with described nut in described supporting leg hollow cavity.
10, portable rack as claimed in claim 1 is characterized in that, described support also comprises the baffle plate that is installed on the described girder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101192982A CN101418900B (en) | 2008-09-02 | 2008-09-02 | Portable rack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101192982A CN101418900B (en) | 2008-09-02 | 2008-09-02 | Portable rack |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101418900A true CN101418900A (en) | 2009-04-29 |
| CN101418900B CN101418900B (en) | 2011-03-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008101192982A Expired - Fee Related CN101418900B (en) | 2008-09-02 | 2008-09-02 | Portable rack |
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| Country | Link |
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| CN (1) | CN101418900B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102528469A (en) * | 2012-03-02 | 2012-07-04 | 青岛地恩地机电科技股份有限公司 | Bracket of machine tool |
| CN101920493B (en) * | 2009-06-10 | 2012-09-19 | 力山工业股份有限公司 | Foldable machine and tool bearing foot stand |
| CN106193313A (en) * | 2016-08-31 | 2016-12-07 | 苏州江南航天机电工业有限公司 | Supporting mechanism |
| CN108123662A (en) * | 2016-11-30 | 2018-06-05 | 首帆动力科技股份有限公司 | A kind of mobile stent |
| CN109238329A (en) * | 2018-09-13 | 2019-01-18 | 西安工业大学 | A kind of portable spaceflight apparatus measuring device |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20230341081A1 (en) * | 2022-04-21 | 2023-10-26 | IronBrander Corporation | Width-Adjustable Support Stand |
-
2008
- 2008-09-02 CN CN2008101192982A patent/CN101418900B/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101920493B (en) * | 2009-06-10 | 2012-09-19 | 力山工业股份有限公司 | Foldable machine and tool bearing foot stand |
| CN102528469A (en) * | 2012-03-02 | 2012-07-04 | 青岛地恩地机电科技股份有限公司 | Bracket of machine tool |
| CN106193313A (en) * | 2016-08-31 | 2016-12-07 | 苏州江南航天机电工业有限公司 | Supporting mechanism |
| CN108123662A (en) * | 2016-11-30 | 2018-06-05 | 首帆动力科技股份有限公司 | A kind of mobile stent |
| CN109238329A (en) * | 2018-09-13 | 2019-01-18 | 西安工业大学 | A kind of portable spaceflight apparatus measuring device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101418900B (en) | 2011-03-30 |
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