CN202284633U - Lifting device - Google Patents
Lifting device Download PDFInfo
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- CN202284633U CN202284633U CN2011203497319U CN201120349731U CN202284633U CN 202284633 U CN202284633 U CN 202284633U CN 2011203497319 U CN2011203497319 U CN 2011203497319U CN 201120349731 U CN201120349731 U CN 201120349731U CN 202284633 U CN202284633 U CN 202284633U
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- driving screw
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- driving
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Abstract
The utility model provides a lifting device, which comprises a driving device, a first transmission mechanism and a second transmission mechanism. The first transmission mechanism is provided with a leading screw and a telescopic pipe assembly, wherein the leading screw can be driven by the driving device to rotate, and the telescopic pipe assembly capable of doing linear displacement relative to the leading screw is screwed onto the leading screw; one end of the leading screw is provided with a stop body which can be used for jacking the screwing part of the telescopic pipe assembly to enable the telescopic pipe assembly and the leading screw to synchronously rotate; the other end of the telescopic pipe assembly is provided with a connecting mechanism with a first gear; whereas the second transmission mechanism is arranged in parallel at one side of the first transmission mechanism; the screwing part screwed with the leading screw is provided with a second gear which can be driven by the first gear in the connecting mechanism, so that the telescopic pipe assembly of the first transmission mechanism and the leading screw of the second transmission mechanism can be driven by the transmission of the driving device to extend or retract relative to the driving device, thereby, the effects of low cost and high transmission stability are achieved.
Description
Technical field
The utility model provides a kind of lowering or hoisting gear; Especially refer to the driving screw rotation of drive device drives first driving mechanism capable of using, and do the action of stretching out or withdrawing by the telescopic tube assembly that is spirally connected on the driving screw for the driving screw that drives second driving mechanism with connect mechanism with respect to drive unit.
Background technique
The use of lowering or hoisting gear is quite general now; And the lowering or hoisting gear of different types then has different institutions design, the kind of drive; And can use just like beddo, massage chair, the relevant equipment of body-building or other may command opens and closes and the device of displacement stroke or equipment use with rehabilitation, can user or article be sling thus and do the adjustment of adjustable height or different amount.
Moreover it is inner that general lowering or hoisting gear is installed in the two section type sliding unit, is linked on beddo or the massage chair again; And make these beddos or massage chair can do the adjustment of high and low position; Yet the extension total length of this lowering or hoisting gear shrinks the length that total length is not shorter than arbitrary longer sliding unit for being no more than two sliding unit sums, and the extension that it can be reached and the stroke of contraction have certain narrow limitation; Can't satisfy the requirement of higher adjustment spacing on the market; Be with, the design that just has manufacturer to develop multi-section type sliding units such as 3 stops, four-part form, not only have outside longer elongation and the shorter withdrawal amount than the two section type sliding unit; Sliding unit stretch out or the travelling speed of withdrawing on also faster, become and be engaged in the extensive and universal application of the sector person so have the lowering or hoisting gear of multi-section type sliding unit.
Yet; Existing lowering or hoisting gear is for including driving mechanism, first driving mechanism and second driving mechanism, and wherein first driving mechanism nut that has a tubular driving screw and rotated by the transmission of driving mechanism institute, and tubular driving screw inside and outside is respectively equipped with inside and outside thread; And with external screw thread and nut bolt; And second driving mechanism is and the first driving mechanism tandem is provided with, and have can with the cylindricality driving screw of the internal screw thread bolt transmission of tubular driving screw, can do linear moving with respect to nut and cylindricality driving screw simultaneously for the tubular driving screw; Rely on the transmission of driving mechanism again, make each sliding unit produce the start of mutual slippage, up-down.
Yet the tubular driving screw of above-mentioned existing lowering or hoisting gear, cylindricality driving screw are out of the ordinary the making; And do not have an each other general function of member; The member cost can't effectively be reduced, and because of the inside and outside thread that all is provided with of tubular driving screw, not only suitable loaded down with trivial details the and difficulty in processing and fabricating aspect; Heat treatment processing procedure after its processing is difficult for obtaining surface of good hardness especially; And often between the internal screw thread of tubular driving screw and cylindricality driving screw, causing friction loss fast, the inconvenience that increases follow-up maintenance cost more on foot and use then remains to design effectively again to solve.
Summary of the invention
So; The designer of the utility model is because problem and the disappearance that existing lowering or hoisting gear uses; Be to collect related data via in many ways assessment and consider, and utilize the research and development experience for many years of engaging in the industry constantly to study and revise, the beginning is designed this kind lowering or hoisting gear model utility and is born.
The main purpose of the utility model is that the motor in the drive unit can drive the driving screw rotation of first driving mechanism; And drive its telescopic tube assembly through the spiro union portion that is spirally connected on the driving screw and release or be withdrawn into the end; Spiro union portion is withstood on the backstop of driving screw one end lets telescopic tube assembly and driving screw rotate synchronously; First gear that the other end of telescopic tube assembly then drives connect mechanism simultaneously makes that second gear can rotate thereupon simultaneously on the spiro union portion in second driving mechanism; And through linear the stretching out or the displacement of withdrawing of this driving screw do of spiro union portion drive; The driving screw that makes the transmission of drive unit can drive telescopic tube assembly and second driving mechanism of first driving mechanism is done the action of stretching out or withdrawing with respect to drive unit; This kind adopts existing standard size article to produce, and ability simplified structure and the processing and the heat treatment expense of saving each member, and then reaches with low cost and effect that transmission stability is high.
For reaching above-mentioned purpose, the utility model provides a kind of lowering or hoisting gear, includes drive unit, first driving mechanism and second driving mechanism, wherein:
This first driving mechanism has the driving screw that supplies the drive device drives rotation; And on driving screw, be bolted with the tool spiro union portion and relatively this driving screw make the telescopic tube assembly of linear displacement; And driving screw one end place is provided with and supplies spiro union portion to withstand to make telescopic tube assembly and the driving screw backstop of rotation synchronously, and is equipped with the connect mechanism of tool first gear in the telescopic tube assembly the other end;
This second driving mechanism is set in parallel in a side place of first driving mechanism; And has a driving screw; And the spiro union portion place that is spirally connected on the driving screw is provided with first gear driven that supplies in the connect mechanism makes driving screw make second gear of linear displacement, and the driving screw that makes the transmission of drive unit can drive telescopic tube assembly and second driving mechanism of first driving mechanism is done the action of stretching out or withdrawing with respect to drive unit.
Described lowering or hoisting gear; Wherein, The pedestal that this drive unit includes motor and supplies motor to combine, and make motor perpendicular or parallel in the driving screw of first driving mechanism and second driving mechanism, and pedestal inside contains gear train; And the live axle that the motor centre protrudes out is inserted into the inner driven gear group of pedestal and is rotation, and is arranged with gear or can directly be linked on the gear train with the rotation simultaneously of this gear train in driving screw one end of first driving mechanism.
Described lowering or hoisting gear; Wherein, This drive unit includes motor and pedestal; And pedestal one side place is provided with the reducing gear of at least one turbine of tool and angular wheel; And the sheathed angular wheel in rotating shaft one side place of turbine is engaged on the angular wheel of accommodating pedestal inside, and the live axle that protrudes out of motor centre is inner and drive turbine and make the angular wheel rotation that is meshing with each other for being inserted into reducing gear, and is arranged with gear or can directly be linked on the angular wheel with this angular wheel while rotation in driving screw one end of first driving mechanism.
Described lowering or hoisting gear; Wherein, This drive unit includes motor and pedestal, and contains gear train in pedestal inside, and the live axle that protrudes out of motor centre is inserted into the inner driven gear group of pedestal and is a rotation; Or can via on the live axle of motor and the gear train at least one sheathed belt drive in gear train, and be arranged with gear or can directly be linked on the gear train with the rotation simultaneously of this gear train in driving screw one end of first driving mechanism.
Described lowering or hoisting gear; Wherein, Be bolted with the telescopic tube assembly of tool spiro union portion and telescopic pipe on the driving screw of this first driving mechanism, and spiro union portion is bolted on the driving screw, and telescopic pipe one termination is located on the spiro union portion action of making linear displacement with respect to driving screw.
Described lowering or hoisting gear; Wherein, The telescopic tube assembly the other end of this first driving mechanism can utilize a jack-post to be inserted into the base interior of connect mechanism institute tool; And jack-post supplies first geared sleeve to be connected on this jack-post, and is rotated by first gear that telescopic tube assembly drives connect mechanism, and the spiro union portion of second driving mechanism then is positioned at the base interior of connect mechanism; And second direct geared that the spiro union portion place is established is engaged on first gear, or utilizes equipment gear or belt to drive second gear with first gear to be rotation.
Described lowering or hoisting gear, wherein, this second driving mechanism is positioned at the first driving mechanism perimeter for being provided with single or many driving screws, and on driving screw, is bolted with the spiro union portion of tool second gear.
The utility model also provides a kind of lowering or hoisting gear; This lowering or hoisting gear is on first sliding unit, second sliding unit and the 3rd sliding unit that is linked to socket each other; And can control the mutual slippage between each sliding unit; Include drive unit, first driving mechanism and second driving mechanism, wherein:
This drive unit is an end place that is fixed in first sliding unit;
This first driving mechanism has the driving screw that supplies the drive device drives rotation; And on driving screw, be bolted with the tool spiro union portion and relatively this driving screw make the telescopic tube assembly of linear displacement; And driving screw one end place is provided with and supplies spiro union portion to withstand to make telescopic tube assembly and the driving screw backstop of rotation synchronously, and is equipped with the connect mechanism of tool first gear in the telescopic tube assembly the other end;
This second driving mechanism is set in parallel in a side place of first driving mechanism; And has a driving screw; And first gear driven that the spiro union portion place that is spirally connected on the driving screw is provided with in the confession connect mechanism makes driving screw make second gear of linear displacement; And the other end of driving screw is fixed on the 3rd sliding unit, makes the transmission of drive unit can drive the 3rd sliding unit and second sliding unit and does the action of stretching out or withdrawing with respect to first sliding unit.
Described lowering or hoisting gear; Wherein, The pedestal that this drive unit includes motor and supplies motor to combine; And make motor perpendicular or parallel in the driving screw of first driving mechanism and second driving mechanism, and pedestal is fixed in the first sliding unit place, and contain gear train in pedestal inside; And the live axle that the motor centre protrudes out is inserted into the inner driven gear group of pedestal and is a rotation, and is arranged with gear or can directly be linked on the gear train with the rotation simultaneously of this gear train in driving screw one end of first driving mechanism.
Described lowering or hoisting gear; Wherein, This drive unit includes motor and pedestal; And pedestal one side place is provided with the reducing gear of at least one turbine of tool and angular wheel; And the sheathed angular wheel in rotating shaft one side place of turbine is engaged on the angular wheel of accommodating pedestal inside, and the live axle that protrudes out of motor centre is inner and drive turbine and make the angular wheel rotation that is meshing with each other for being inserted into reducing gear, and is arranged with gear or can directly be linked on the angular wheel with this angular wheel while rotation in driving screw one end of first driving mechanism.
Described lowering or hoisting gear; Wherein, This drive unit includes motor and pedestal, and contains gear train in pedestal inside, and the live axle that protrudes out of motor centre is inserted into the inner driven gear group of pedestal and is a rotation; Or can via on the live axle of motor and the gear train at least one sheathed belt drive in gear train, and be arranged with gear or can directly be linked on the gear train with the rotation simultaneously of this gear train in driving screw one end of first driving mechanism.
Described lowering or hoisting gear; Wherein, Be bolted with the telescopic tube assembly of tool spiro union portion and telescopic pipe on the driving screw of this first driving mechanism, and spiro union portion is bolted on the driving screw, and telescopic pipe one termination is located on the spiro union portion action of making linear displacement with respect to driving screw.
Described lowering or hoisting gear; Wherein, The telescopic tube assembly the other end of this first driving mechanism can utilize a jack-post to be inserted into the base interior of connect mechanism institute tool; And jack-post supplies first geared sleeve to be connected on this jack-post, and is rotated by first gear that telescopic tube assembly drives connect mechanism, and the spiro union portion of second driving mechanism then is positioned at the base interior of connect mechanism; And second direct geared that the spiro union portion place is established is engaged on first gear, or utilizes equipment gear or belt to drive second gear with first gear to be rotation.
Described lowering or hoisting gear, wherein, this second driving mechanism is positioned at the first driving mechanism perimeter for being provided with single or many driving screws, and on driving screw, is bolted with the spiro union portion of tool second gear, and the other end of driving screw then is fixed on the 3rd sliding unit.
Description of drawings
Fig. 1 is the stereo appearance figure of the utility model;
Fig. 2 is the three-dimensional exploded view of the utility model;
Fig. 3 is the side cutaway view before the utility model first preferred embodiment is used;
Side cutaway view when Fig. 4 is the utility model first preferred embodiment use;
Fig. 5 is the side cutaway view after the utility model first preferred embodiment is used;
Fig. 6 is the side cutaway view before the utility model second preferred embodiment is used;
Side cutaway view when Fig. 7 is the utility model second preferred embodiment use;
Fig. 8 is the side cutaway view after the utility model second preferred embodiment is used;
Fig. 9 is the side cutaway view of the utility model the 3rd preferred embodiment;
Figure 10 is the sectional axonometric drawing of the utility model the 4th preferred embodiment;
Figure 11 is the sectional axonometric drawing of the utility model the 5th preferred embodiment.
Description of reference numerals: 1-drive unit; The 11-motor; The 111-live axle; The 12-pedestal; The 121-reducing gear; The 122-turbine; The 123-angular wheel; The 13-gear train; The 13a-angular wheel; The 14-belt; 2-first driving mechanism; The 21-driving screw; The 211-backstop; The 22-telescopic tube assembly; The 221-spiro union portion; The 222-telescopic pipe; The 223-jack-post; The 23-connect mechanism; The 231-pedestal; 232-first gear; The 233-equipment gear; 3-second driving mechanism; The 31-driving screw; The 311-spiro union portion; 312-second gear; 4-first sliding unit; 5-second sliding unit; 6-the 3rd sliding unit.
Embodiment
For reaching above-mentioned purpose and effect, technological means that the utility model adopted and structure thereof are drawn now and are explained in detail that with regard to the preferred embodiment of the utility model its structure is following with function, in order to understanding fully.
See also Fig. 1, shown in Figure 2; Be respectively the stereo appearance figure and the three-dimensional exploded view of the utility model, by can knowing and find out among the figure, the utility model includes drive unit 1, first driving mechanism 2, second driving mechanism 3; So with regard to the main member of the utility model and characteristic details as after, wherein:
The pedestal 12 that this drive unit 1 includes motor 11 and can supply motor 11 to combine; And contain gear train 13 in pedestal 12 inside; And motor 11 centre have protruded out a live axle 111; And live axle 111 can be and is equipped with an actuation gear on worm screw or the main shaft, and makes the live axle 111 of motor 11 be rotation for being inserted into pedestal 12 inner driven gear groups 13.
This first driving mechanism 2 has a driving screw 21; And driving screw 21 1 ends stretch into pedestal 12 inside of drive unit 1; And be positioned on the pedestal 12 through bearing or axle sleeve; And driving screw 21 1 ends are arranged with gear or can directly be linked on the gear train 13, can make driving screw 21 rotation simultaneously thereupon by motor 11 driven gear groups 13; In addition; Be bolted with the telescopic tube assembly 22 of a tool spiro union portion 221 and telescopic pipe 222 on the driving screw 21; And spiro union portion 221 is bolted on the driving screw 21, and telescopic pipe 222 1 terminations are located on the spiro union portion 221, do the action of linear displacement with respect to driving screw 21 to drive telescopic tube assembly 22; Be provided with in driving screw 21 1 end places again and be positioned at telescopic pipe 222 inside and can supply spiro union portion 221 to withstand the backstops 211 that telescopic tube assembly 22 and driving screw 21 are rotated synchronously; This backstop 211 can be a fixing pin member, or can articulate the axle sleeve etc. of rotation, to be fixed in location, driving screw 21 1 end places.
Moreover; Telescopic pipe 222 the other ends of above-mentioned telescopic tube assembly 22 are equipped with connect mechanism 23 with a jack-post 223; This connect mechanism 23 has pedestal 231 and can be contained in first gear 232 of pedestal 231 inside; Jack-post 223 then capable of using is inserted into pedestal 231 inside on the telescopic pipe 222; And be positioned on the pedestal 231 through bearing or axle sleeve, and the jack-post 223 of this telescopic pipe 222 can supply 232 sockets of first gear on it, can be rotated simultaneously by first gear 232 that telescopic tube assembly 22 drives connect mechanism 23 thereupon.
These second driving mechanism, 3 parallel side places that are arranged at first driving mechanism 2 arranged side by side; And has a driving screw 31; Wherein be bolted with the spiro union portion 311 of pedestal 231 inside that are positioned at connect mechanism 23 on the driving screw 31; And second gear 312 that spiro union portion 311 places are established is engaged on first gear 232 and is a rotation; And also can further be provided with equipment gear 233 or belt between this second gear 312 and first gear 232; Can directly drive second gear 312 by first gear 232; Or utilize equipment gear 233 or belt to drive second gear 312 with first gear 232 spiro union portion 311 can be rotated thereupon simultaneously, and this equipment gear 233 can avoid second gear 312 directly to be engaged in the phenomenon that collapses tooth, fracture on first gear 232, the noise of disturbing the people that causes when belt then can effectively reduce transmission; Make the transmission of drive unit 1 can drive the telescopic tube assembly 22 of first driving mechanism 2, and the spiro union portion 311 of second driving mechanism 3 drive driving screws 31 and do the action of stretching out or withdrawing with respect to drive unit 1.
Please arrange in pairs or groups and consult Fig. 3, Fig. 4, shown in Figure 5; Be respectively the side cutaway view after preceding side cutaway view, the side cutaway view when using and use are used in the utility model first preferred embodiment; Find out by knowing among the figure; The lowering or hoisting gear of the utility model is to be linked on first sliding unit 4, second sliding unit 5 and the 3rd sliding unit 6 of socket each other; Can make the pedestal 12 of drive unit 1 be fixed in an end place of first sliding unit 4; Driving screw 31 the other ends of second driving mechanism 3 then are fixed on the 3rd sliding unit 6, thus can with lowering or hoisting gear be applied to just like beddo, massage chair, body-building and Facility for resuming health or other can supply to control open and close and the device of displacement stroke or equipment on use, and can control the mutual slippage between each sliding unit.
When the utility model in use; Motor 11 in the drive unit 1 capable of using drives driving screw 21 rotation simultaneously thereupon that makes first driving mechanism 2 in gear train 13 with live axle 111; And make the linear displacement action that stretches out through the telescopic pipe 222 that the spiro union portion that is spirally connected on the driving screw 21 221 drives its telescopic tube assemblies 22; And treat telescopic pipe 222 releases on earth; Spiro union portion 221 is withstood on the backstop 211 of driving screw 21 1 ends; Can let telescopic tube assembly 22 and driving screw 21 rotate synchronously, the jack-post 223 of telescopic pipe 222 the other ends then drives first gear 232 of connect mechanism 23 simultaneously, makes that second gear 312 can rotate thereupon simultaneously on the spiro union portion 311 in second driving mechanism 3 that first gear 232 is meshed; And drive this driving screw 31 through spiro union portion 311 and make the linear displacement action that stretches out, utilize driving screw 31 the other ends to promote the 3rd sliding unit 6 and second sliding unit 5 again and do the action of stretching out with respect to first sliding unit 4.
Yet; When first driving mechanism 2 drives the telescopic pipe 222 of spiro union portion 221 release telescopic tube assemblies 22 with driving screw 21; Owing to have predetermined frictional force between spiro union portion 221 and the thread that driving screw 21 is meshed; So spiro union portion 221 drives in the process of its telescopic pipe 222 releases; Make telescopic pipe 222 and driving screw 21 just can produce synchronous rotation, second gear 312 that telescopic pipe 222 then drives in second driving mechanism 3 that first gear 232 of connect mechanism 23 is meshed simultaneously can rotate thereupon simultaneously, and drive these driving screws 31 through spiro union portion 311 maybe be because of the situation of the generation of the difference on frictional force interlock; This kind also can reduce motor 11 exerts oneself, and motor 11 is driven more stablize smooth and easy in driving screw 21 time rotationals.
Vice versa; Motor capable of using 11 counter-rotatings drive retract telescopic tube assembly 22 with spiro union portion 221 in the driving screw 21 of first driving mechanism 2 telescopic pipe 222 on earth; After spiro union portion 221 is propped up; Can let telescopic tube assembly 22 and driving screw 21 rotate synchronously once more; And telescopic pipe 222 capable of using drives first gear 232 of connect mechanism 23 simultaneously; Make that second gear 312 can rotate simultaneously on the spiro union portion 311 in second driving mechanism 3 that first gear 232 is meshed thereupon, and drive these driving screw 31 linear contraction displacements through spiro union portion 311 and retract the 3rd sliding unit 6 and second sliding unit 5 and do the action of withdrawal, the adjustment that can make adjustable height to the preinstall apparatus that linked on the 3rd sliding unit 6 or equipment with respect to first sliding unit 4.
Moreover; In the process of the 11 transmission power of the motor in the drive unit 1; Can detect motor 11 size of current of rotating speed instantly through the sensor (not shown); When making the current overload that first driving mechanism 2, second driving mechanism 3 promote or retract, the electric current of motor 11 capable of using changes put in place the control of self-braking initial and terminal stroke of relation with shift length.
Please continue to consult Fig. 6, Fig. 7, shown in Figure 8; Be respectively the side cutaway view after preceding side cutaway view, the side cutaway view when using and use are used in the utility model second preferred embodiment; Find out by knowing among the figure; Wherein this second driving mechanism 3 is positioned at first driving mechanism, 2 perimeter and is provided with two driving screws 31; And all be bolted with the spiro union portion 311 of tool second gear 312 on two driving screws 31; The other end of driving screw 31 then is fixed on the 3rd sliding unit 6; The driving screw 21 that motor 11 in drive unit 1 drives first driving mechanism 2 is released telescopic tube assembly 22 or is withdrawn into the end, and second gear 312 in second driving mechanism 3 that first gear 232 that can let telescopic tube assembly 22 drive connect mechanism 23 simultaneously is meshed can rotate thereupon simultaneously, and drives a driving screw 31 wherein through spiro union portion 311 and promote or retract the 3rd sliding unit 6 and second sliding unit 5 and do the action of stretching out or withdrawing with respect to first sliding unit 4.
See also shown in Figure 9; Side cutaway view for the utility model the 3rd preferred embodiment; Find out by knowing among the figure; Wherein this drive unit 1 includes motor 11 and can supply the pedestal 12 of motor 11 combinations; And make motor 11 be merely a kind of preferable enforcement state perpendicular to the driving screw 21,31 of first driving mechanism 2 and second driving mechanism 3, and also can the mode that motor 11 is parallel to first driving mechanism 2 and second driving mechanism 3 be provided with, just can drive driving screw 21 rotations that make first driving mechanism 2 in gear train 13 through the live axle 111 of motor 11; And the driving screw 31 that is driven second driving mechanism 3 by 21 telescopic tube assemblies 22 that are spirally connected on the driving screw with connect mechanism 23 does the action of stretching out or withdraw with respect to drive unit 1, also can significantly dwindle the horizontal width and the more miniaturization of lowering or hoisting gear integral body.
See also shown in Figure 10; Side cutaway view for the utility model the 4th preferred embodiment; Find out by knowing among the figure; Wherein this drive unit 1 includes motor 11 and pedestal 12; And motor 11 is parallel or perpendicular to the driving screw 21,31 of first driving mechanism 2 and second driving mechanism 3; And pedestal 12 1 side places are provided with the reducing gear 121 of at least one turbine 122 of tool and angular wheel 123; And the sheathed angular wheel 123 in rotating shaft one side place that makes turbine 122 is engaged on the inner angular wheel 13a of pedestal 12, and driving screw 21 1 ends in first driving mechanism 2 are arranged with gear or can directly be linked to rotation simultaneously thereupon on the angular wheel 13a again, makes angular wheel 123, the 13a rotation that is meshing with each other when the live axle 111 of motor 11 drives turbine 122 in reducing gear 121; And then make driving screw 21 rotations of first driving mechanism 2, just can do the action of stretching out or withdrawing with respect to drive unit 1 through 21 telescopic tube assemblies 22 that are spirally connected on the driving screw drive second driving mechanism 3 with connect mechanism 23 driving screw 31.
See also shown in Figure 11; Side cutaway view for the utility model the 5th preferred embodiment; Find out by knowing among the figure; Wherein this drive unit 1 includes motor 11 and can supply the pedestal 12 of motor 11 combinations; And the live axle 111 that makes motor 11 drives in gear train 13 and is merely a kind of preferable enforcement state, also can on the live axle 111 of motor 11 and gear train 13, be arranged with at least one belt 14, and driving screw 21 1 ends in first driving mechanism 2 are arranged with gear or can directly be linked to rotation simultaneously thereupon on the gear train 13 again; So just can drive driving screw 21 rotations that make first driving mechanism 2 in gear train 13 via belt 14; And do the action of stretching out or withdraw for the driving screw 31 that drives second driving mechanism 3 with connect mechanism 23 with respect to drive unit 1 by 21 telescopic tube assemblies that are spirally connected 22 on the driving screw, and can effectively reduce and receive the vibrations that the external force influence is caused, and the different sound that is meshing with each other rotation, rubs and produced because of gear during transmission.
See also shown in Figure 2 again; The utility model be for can driving driving screw 21 rotations of first driving mechanism 2 to the motor 11 in the drive unit 1, and the driving screw 31 that is driven second driving mechanism 3 by 21 telescopic tube assemblies 22 that are spirally connected on the driving screw with connect mechanism 23 is done to stretch out with respect to drive unit 1 or the action of withdraw is its major character; And the driving screw 31 in second driving mechanism 3 can use single or many root architecture designs according to actual demand; More than this kind driving screw 31 can improve its promotion or retract the positive force of the 3rd sliding unit 6; The lateral force that is caused during because of single driving screw 31 transmissions with effective reduction or the effect of shearing; And be difficult for to produce laterally offset or rock and load more average; Be able to guarantee whole stability of transmission, in the utility model, describe that only these embodiments are not in order to limit the claim of the utility model with preferred embodiment; All other do not break away from the equalization of being accomplished under the skill spirit that the utility model discloses to be changed and modifies change, all should be contained in the claim that the utility model contains.
In sum, the above-mentioned lowering or hoisting gear of the utility model is for reaching its effect and purpose, so the utility model really is the excellent model utility of a practicability really; Meeting the application important document of novel patent in fact, files an application in the whence in accordance with the law, expects that examining committee grants accurate this case early; Ensureing model utility people's arduous model utility, if an ancient unit of weight office have any check doubtful, the indication of please writing to us without sparing; Settled the doing one's utmost of model utility people cooperates, and the true feeling moral just.
Claims (14)
1. a lowering or hoisting gear includes drive unit, first driving mechanism and second driving mechanism, it is characterized in that:
This first driving mechanism has the driving screw that supplies the drive device drives rotation; And on driving screw, be bolted with the tool spiro union portion and relatively this driving screw make the telescopic tube assembly of linear displacement; And driving screw one end place is provided with and supplies spiro union portion to withstand to make telescopic tube assembly and the driving screw backstop of rotation synchronously, and is equipped with the connect mechanism of tool first gear in the telescopic tube assembly the other end;
This second driving mechanism is set in parallel in a side place of first driving mechanism; And has a driving screw; And the spiro union portion place that is spirally connected on the driving screw is provided with first gear driven that supplies in the connect mechanism makes driving screw make second gear of linear displacement, and the driving screw that makes the transmission of drive unit can drive telescopic tube assembly and second driving mechanism of first driving mechanism is done the action of stretching out or withdrawing with respect to drive unit.
2. lowering or hoisting gear as claimed in claim 1; It is characterized in that: the pedestal that this drive unit includes motor and supplies motor to combine; And make motor perpendicular or parallel in the driving screw of first driving mechanism and second driving mechanism; And pedestal inside contains gear train, and the live axle that protrudes out of motor centre is inserted into the inner driven gear group of pedestal and is rotation, and is arranged with gear or can directly be linked on the gear train with the rotation simultaneously of this gear train in driving screw one end of first driving mechanism.
3. lowering or hoisting gear as claimed in claim 1; It is characterized in that: this drive unit includes motor and pedestal; And pedestal one side place is provided with the reducing gear of at least one turbine of tool and angular wheel; And the sheathed angular wheel in rotating shaft one side place of turbine is engaged on the angular wheel of accommodating pedestal inside; And the live axle that the motor centre protrudes out is inner and drive turbine and make the angular wheel rotation that is meshing with each other for being inserted into reducing gear, and is arranged with gear or can directly be linked on the angular wheel with this angular wheel while rotation in driving screw one end of first driving mechanism.
4. lowering or hoisting gear as claimed in claim 1; It is characterized in that: this drive unit includes motor and pedestal; And contain gear train in pedestal inside; And the live axle that the motor centre protrudes out is inserted into the inner driven gear group of pedestal and is a rotation; Or can via on the live axle of motor and the gear train at least one sheathed belt drive in gear train, and be arranged with gear or can directly be linked on the gear train with the rotation simultaneously of this gear train in driving screw one end of first driving mechanism.
5. lowering or hoisting gear as claimed in claim 1; It is characterized in that: the telescopic tube assembly that is bolted with tool spiro union portion and telescopic pipe on the driving screw of this first driving mechanism; And spiro union portion is bolted on the driving screw, and telescopic pipe one termination is located on the spiro union portion action of making linear displacement with respect to driving screw.
6. lowering or hoisting gear as claimed in claim 1; It is characterized in that: the telescopic tube assembly the other end of this first driving mechanism can utilize a jack-post to be inserted into the base interior of connect mechanism institute tool; And jack-post supplies first geared sleeve to be connected on this jack-post; And rotate by first gear that telescopic tube assembly drives connect mechanism; The spiro union portion of second driving mechanism then is positioned at the base interior of connect mechanism, and second direct geared that the spiro union portion place is established is engaged on first gear, or utilizes equipment gear or belt to drive second gear with first gear to be rotation.
7. lowering or hoisting gear as claimed in claim 1 is characterized in that: this second driving mechanism is positioned at the first driving mechanism perimeter for being provided with single or many driving screws, and on driving screw, is bolted with the spiro union portion of tool second gear.
8. lowering or hoisting gear; This lowering or hoisting gear is on first sliding unit, second sliding unit and the 3rd sliding unit that is linked to socket each other; And can control the mutual slippage between each sliding unit; Include drive unit, first driving mechanism and second driving mechanism, it is characterized in that:
This drive unit is an end place that is fixed in first sliding unit;
This first driving mechanism has the driving screw that supplies the drive device drives rotation; And on driving screw, be bolted with the tool spiro union portion and relatively this driving screw make the telescopic tube assembly of linear displacement; And driving screw one end place is provided with and supplies spiro union portion to withstand to make telescopic tube assembly and the driving screw backstop of rotation synchronously, and is equipped with the connect mechanism of tool first gear in the telescopic tube assembly the other end;
This second driving mechanism is set in parallel in a side place of first driving mechanism; And has a driving screw; And first gear driven that the spiro union portion place that is spirally connected on the driving screw is provided with in the confession connect mechanism makes driving screw make second gear of linear displacement; And the other end of driving screw is fixed on the 3rd sliding unit, makes the transmission of drive unit can drive the 3rd sliding unit and second sliding unit and does the action of stretching out or withdrawing with respect to first sliding unit.
9. lowering or hoisting gear as claimed in claim 8; It is characterized in that: the pedestal that this drive unit includes motor and supplies motor to combine; And make motor perpendicular or parallel in the driving screw of first driving mechanism and second driving mechanism; And pedestal is fixed in the first sliding unit place; And contain gear train in pedestal inside, and the live axle that protrudes out of motor centre is inserted into the inner driven gear group of pedestal and is a rotation, and is arranged with gear or can directly be linked on the gear train with the rotation simultaneously of this gear train in driving screw one end of first driving mechanism.
10. lowering or hoisting gear as claimed in claim 8; It is characterized in that: this drive unit includes motor and pedestal; And pedestal one side place is provided with the reducing gear of at least one turbine of tool and angular wheel; And the sheathed angular wheel in rotating shaft one side place of turbine is engaged on the angular wheel of accommodating pedestal inside; And the live axle that the motor centre protrudes out is inner and drive turbine and make the angular wheel rotation that is meshing with each other for being inserted into reducing gear, and is arranged with gear or can directly be linked on the angular wheel with this angular wheel while rotation in driving screw one end of first driving mechanism.
11. lowering or hoisting gear as claimed in claim 8; It is characterized in that: this drive unit includes motor and pedestal; And contain gear train in pedestal inside; And the live axle that the motor centre protrudes out is inserted into the inner driven gear group of pedestal and is a rotation; Or can via on the live axle of motor and the gear train at least one sheathed belt drive in gear train, and be arranged with gear or can directly be linked on the gear train with the rotation simultaneously of this gear train in driving screw one end of first driving mechanism.
12. lowering or hoisting gear as claimed in claim 8; It is characterized in that: the telescopic tube assembly that is bolted with tool spiro union portion and telescopic pipe on the driving screw of this first driving mechanism; And spiro union portion is bolted on the driving screw, and telescopic pipe one termination is located on the spiro union portion action of making linear displacement with respect to driving screw.
13. lowering or hoisting gear as claimed in claim 8; It is characterized in that: the telescopic tube assembly the other end of this first driving mechanism can utilize a jack-post to be inserted into the base interior of connect mechanism institute tool; And jack-post supplies first geared sleeve to be connected on this jack-post; And rotate by first gear that telescopic tube assembly drives connect mechanism; The spiro union portion of second driving mechanism then is positioned at the base interior of connect mechanism, and second direct geared that the spiro union portion place is established is engaged on first gear, or utilizes equipment gear or belt to drive second gear with first gear to be rotation.
14. lowering or hoisting gear as claimed in claim 8; It is characterized in that: this second driving mechanism is positioned at the first driving mechanism perimeter for being provided with single or many driving screws; And on driving screw, being bolted with the spiro union portion of tool second gear, the other end of driving screw then is fixed on the 3rd sliding unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203497319U CN202284633U (en) | 2011-09-19 | 2011-09-19 | Lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203497319U CN202284633U (en) | 2011-09-19 | 2011-09-19 | Lifting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202284633U true CN202284633U (en) | 2012-06-27 |
Family
ID=46296155
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203497319U Expired - Fee Related CN202284633U (en) | 2011-09-19 | 2011-09-19 | Lifting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202284633U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104298250A (en) * | 2014-08-15 | 2015-01-21 | 浙江大学 | Hydrophone automatic lifting and swinging mechanism with two stages of telescopic lead screws |
| CN104546374A (en) * | 2015-01-12 | 2015-04-29 | 赵宽学 | Lifting rotary stretcher |
| CN112516555A (en) * | 2020-12-18 | 2021-03-19 | 华南理工大学广州学院 | Transmission method |
-
2011
- 2011-09-19 CN CN2011203497319U patent/CN202284633U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104298250A (en) * | 2014-08-15 | 2015-01-21 | 浙江大学 | Hydrophone automatic lifting and swinging mechanism with two stages of telescopic lead screws |
| CN104546374A (en) * | 2015-01-12 | 2015-04-29 | 赵宽学 | Lifting rotary stretcher |
| CN104546374B (en) * | 2015-01-12 | 2016-07-06 | 赵宽学 | Lifting rotation stretcher |
| CN112516555A (en) * | 2020-12-18 | 2021-03-19 | 华南理工大学广州学院 | Transmission method |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120627 Termination date: 20170919 |
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| CF01 | Termination of patent right due to non-payment of annual fee |