CN105621201B

CN105621201B - A kind of screw riser

Info

Publication number: CN105621201B
Application number: CN201610114152.3A
Authority: CN
Inventors: 谢荣宗
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-03-01
Filing date: 2016-03-01
Publication date: 2018-07-31
Anticipated expiration: 2036-03-01
Also published as: CN105621201A

Abstract

The invention discloses a kind of screw risers, including rack, rack is equipped with long cylindrical tube, long tubular inside pipe wall is equipped with internal thread pit slot drive mechanism and is placed in the rolling guide apparatus in long cylindrical tube with the transmission cooperation of internal thread pit slot drive mechanism, rolling guide apparatus is connected and installed with the lifting tube being placed in long cylindrical tube, the side of long cylindrical tube is equipped with the linear guide groove being arranged along central axial direction, and lifting tube is equipped with the connecting plate stretched out from linear guide groove and is fixedly connected with the car being placed in outside long cylindrical tube by connecting plate；It further include the motor having across the transmission shaft of lifting tube and rolling guide apparatus and driving transmission shaft rotation, transmission shaft drives rolling guide apparatus to move along a straight line along linear guide groove along internal thread pit slot drive mechanism helical rotation and driving lifting tube simultaneously, motor is the servo motor with electricity loss brake, transmission shaft is quadrangle axis, and the lifter self-help apparatus for realizing that the two is fixedly connected with or detaches disengagement is equipped between servo motor and transmission shaft.

Description

A kind of screw riser

Technical field

The present invention relates to a kind of elevating drive mechanisms more particularly to a kind of utilization quadrangle axis band motion rolling guide device in length Cylindrical tube inside spin rolls and drives car to be lifted with the use of realization lifter along long cylindrical tube linear running and facilitates processing Screw riser.

Background technology

In the prior art, Chinese Patent Application No. 200410027840.3, authorized announcement date are April 29 in 2009 Day, title is that driving spiral elevator is proposed in " external rotor rolling elevator ", replaces the structure and scheme of traditional steel wire elevator, Which disclose：Elevating mechanism includes conduit, and the conduit is in axial direction provided with power export slot, is provided in conduit The internal thread of screw.The elevator of the structure drives the helical disk to match with internal thread using external rotor electric machine, passes through spiral shell Capstan in conduit rotational movement elevator straight line move up and down, this mode it is complicated, kinetic friction force is big, have a power failure When save oneself operation and repair it is inconvenient.In addition, the conduit in this patent is an integral structure, in actual production and processing, It is to be difficult to produce and process for so huge integral type conduit, also needs processing connection unremitting interior especially in conduit Screw thread is very difficult, and there are irrationalities, moreover, processing the conduit of this integral type, cost is necessarily high.Specially from this Also can obviously it know in the structure and technical solution of profit, bridge compartment is also fixedly connected with armful ring for encircling conduit, from Fig. 2 of the patent And specification be it is found that this armful of ring structure must encircle conduit, it can be along sliding without guide rail, and must increase relatively and embrace ring and a conduit Frictional force or snap-in force, and it is smooth that the surface of conduit, which can be seen in the figure, from patent, and embraces ring with tooth socket fit, It is the principle for not being inconsistent resultant force that this, which is in practicing, and embracing ring really cannot hold conduit tightly, can not share and bear bridge compartment mistake More power.Therefore, in the prior art, there is more defects for the guide-tube structure being used cooperatively with outer rotor elevator.It should The external rotor electric machine of patent is mounted in conduit and runs rotation in conduit, and external rotor electric machine is substantially at air-tight state, Running environment narrow space is small, and external rotor electric machine rotation, which generates larger heat, effectively to radiate, and enable external rotor electric machine, lead Pipe and other component are easy fever, and overheat constitutes external rotor electric machine and injures, and external rotor electric machine is easy to scrap.In addition, outer rotor Motor rotation spiral drives elevator to rise or fall, connect external rotor electric machine circuit be necessarily placed in conduit follow it is outer Rotor electric machine moves, and is so easily to cause abrasion etc. to circuit, endangers safety in operation, the distribution of circuit does not conform to extremely Reason, the design of circuit can not be solved effectively, it may be said that it is that cannot solve that the patent, which is placed in external rotor electric machine in conduit, Circuit question, this is a big defect.

In addition, the outer rotor of the Chinese patent " external rotor rolling elevator ", which rolls positioning disk, needs to install armful ring with ring Conduit is embraced as car hanger slides up and down, a part of load for carrying car, this will necessarily have one in power output Part is for overcoming the frictional force embraced between ring and conduit, energy consumption consumption when leading to inefficiency or reaching sufficient power output Greatly, power consumption is serious.It is recorded from patent specification description and attached drawing it is found that the outer rotor rolls the rolling directive wheel of positioning disk The fit system of structure and conduit internal thread structure necessarily will produce larger frictional force, and work of making between the two has to protect It holds in very high precision, the accuracy of thread of conduit cannot have any deviation；And conduit integral structure in this way, in reality In, the conduit of integral type（Need longer, larger conduit that could realize elevator lifting）Difficulty of processing is very big, it may be said that is Accurate precision cannot be worked into；Such as use split type conduit split group into a single integrated structure, the splicing of every section of conduit need to be very high Precision, and the internal thread splicing between every section of conduit needs seamless uninterrupted connection（Because rolling directive wheel and helical disk etc. Subtle connection situation not in place cannot occur in structure qualification internal thread）, this has resulted in the principle energy of this patent structure It realizes, but its elevating function is can not achieve in reality processing and reality, because there are irrationalities for its structure.Cause , there is an urgent need for improving, a kind of new outer rotor of research and development, which rolls, is oriented to dish structure, conduit etc. for this, can realize normal lifting and the cost of elevator The elevating drive mechanism of reduction etc..And for when motor has a power failure, car is in and cannot run in the air, not any in the patent Self-rescue method or selfrescue equipment, and there is no the related device for preventing car from gliding when having a power failure, you can outer rotor rolling is enabled to lead The structure for preventing from falling to disc brake vehicle, it is dangerous very big.

Invention content

Present invention aim to address with the defect present in outer rotor escalator, provide a kind of screw rod in the prior art Lifter, the screw riser drive a quadrangle axis, quadrangle axis to be driven rolling guide apparatus in long tubular using servo motor Transmission lifting is realized in the internal thread pit slot drive mechanism inside spin operation of pipe, while rolling guide apparatus passes through lifting tube and lifting Link connects car and car straight line is driven to lift, and realizes the straight line lifting of car；First idler wheel of rolling guide apparatus is Longitudinally disposed and one helix distribution of the first idler wheel composition every time, the rolling end face of the first idler wheel is along long cylindrical tube The inner face of internal thread pit slot drive mechanism slides, and the helix of the first idler wheel composition is driven with the internal thread pit slot of long cylindrical tube The curved-line thread path of structure is consistent.Servo motor can be detached the lifting to be formed and be saved oneself with quadrangle axis when servo motor powers off simultaneously Device self-help apparatus.The screw riser of this structure avoids the huge defect of patent frictional force of the prior art, solves existing The unreasonable structure of technology and the defect that cannot apply realization, the first idler wheel can be really with the cooperation of internal thread pit slot drive mechanism The stress point and transmission for realizing car lift, and enable car energy even running.The screw riser have it is at low cost, car steadily rises Drop operation, power output it is sufficient and can actual motion lifting, can really realize the even running of car, and the stress of car and position It sets also fine-tuning, is conducive to the popularization of practical application.

The technical solution adopted by the present invention to solve the technical problems is：A kind of screw riser, including it is fixed on metope Or the rack on ground, rack is equipped with long cylindrical tube, long tubular inside pipe wall is equipped with internal thread pit slot drive mechanism and is placed in length With the rolling guide apparatus of internal thread pit slot drive mechanism transmission cooperation in cylindrical tube, rolling guide apparatus, which is connected and installed with, to be placed in Lifting tube in long cylindrical tube, the side of long cylindrical tube are equipped with the linear guide groove being arranged along central axial direction, and lifting tube is set There is the connecting plate stretched out from linear guide groove and is fixedly connected with the car being placed in outside long cylindrical tube by connecting plate；Further include having Across the motor of the transmission shaft of lifting tube and rolling guide apparatus and driving transmission shaft rotation, transmission shaft drives rolling to be oriented to simultaneously Device moves along a straight line along internal thread pit slot drive mechanism helical rotation and driving lifting tube along linear guide groove, and the motor is Servo motor with electricity loss brake, transmission shaft are quadrangle axis, are equipped between servo motor and transmission shaft and realize that the two is fixed Connect or separate the lifter self-help apparatus of disengagement.Servo motor transmission axis connection rolling guide apparatus, rolling guide apparatus It is moved along the track of internal thread pit slot and lifts the straight line lifting for reaching car, and linear guide groove has positioning and limit car The effect of straight line lifting.The power drive of the car is made of servo motor, quadrangle axis, quadrangle axis band motion rolling guide device edge The internal thread pit slot drive mechanism spiral operation of long tubular inside pipe wall drives the straight line lifting of car, linear guide groove to have positioning With the effect of limit car straight line lifting.Lifter self-help apparatus usually realizes being fixedly connected for servo motor and quadrangle axis, When servo motor powers off, it can realize that servo motor and the separation of quadrangle axis are disengaged by lifter self-help apparatus, manpower rotation four Angle axis realizes the self-rescue function of car.

It is because of servo motor controllable speed, positional precision is non-in addition, selecting servo motor without using common electric machine It is often accurate, voltage signal can be converted to torque and rotating speed with drive control object.Servo motor rotor rotating speed is believed by input Number control, and can fast reaction be used as executive component, and with electromechanical time constant is small, the linearity in automatic control system The characteristics such as height, pickup voltage, the angular displacement that the electric signal received can be converted on motor reel or angular speed output.Work as letter Without rotation phenomenon, rotating speed uniform descent with the increase of torque when number voltage is zero.Servo motor makes the position of object, side The output controlled volume such as position, state can follow input target（Or given value）The automatic control system arbitrarily changed.Servo master It is positioned by pulse, substantially it is to be understood that servo motor receives 1 pulse, it is corresponding that 1 pulse will be rotated Angle, to realize displacement, because servo motor itself has the function of sending out pulse, so servo motor often rotates one Angle can all send out the pulse of corresponding number, in this way, being echoed with the pulse shaping of servo motor receiving, or be closed loop, such as This one, system, which will know that, has sent out how many pulse to servo motor, while having received that how many pulse are returned again, in this way, it is possible to It is accurately controlled very much the rotation of motor, to realize accurate positioning, 0.001mm can be reached.

Further, the lifter self-help apparatus includes set on the lower link of servo motor output end, set on four Angle axis bottom end and the upper link that installation or grafting installation or buckle installation are engaged with lower link, upper link and lower link It is realized and is fixedly mounted by screw.When demand is saved oneself, only connecting screw between upper link and lower link need to be unclamped, you can real The separation of existing upper link and lower link disengages, and realization is saved oneself.

Further, the upper link is to be engaged installation cooperation with lower link, and upper link bottom end is equipped with recess, Lower link top be equipped with the matched boss of mating recesses, being equipped between recess and boss both prevents from being engaged fretting wear Anti-wear rubber parts.Due to the force piece that lower link is active, lower link is passive force piece, and the two is driven when being engaged When, metal is driven with metal, necessarily has fretting wear, the abrasion of metal can be prevented by increasing anti-wear rubber parts.

Further, the top of long cylindrical tube is protruded on the quadrangle axis top, and quadrangle axis top, which is movably installed with, to be placed in Long cylindrical tube over top simultaneously can rotate quadrangle axis realization manpower driving manually when upper connector detaches disengagement with lower link device Car movement reaches the hand wheel saved oneself.

Further, the servo motor is using 380V or three-phase 220V AC servo motors, rated power 5.5KW, load maximum current are 21A, and unloaded maximum current is 63A；The maximum current for loading 300-350Kg is 11A, load The maximum current of 800Kg is 17A；When car load runs 8.6m, operation height 0.374m to 0.5375m per second；Servo motor Rotating speed 1500rpm takes 16s, and operation height per second is 0.5375m；Servo motor rotating speed 1200rpm takes 20s, fortune per second Row height is 0.43m；Servo motor rotating speed 1000rpm takes 23s, and operation height per second is 0.374m.

Further, the rolling guide apparatus is made of diskware on diskware under polygon and cylinder, polygon lower wall The lateral surface of part is equipped with multiple the first longitudinally disposed idler wheels, and each side of diskware is all provided with one first rolling under polygon Wheel, the first all idler wheels diskware side under polygon helically surround arrangement；On cylinder on diskware embedded with multiple with four The bearing of angle axis cooperation, all bearings diskware circular array along cylinder are arranged, and bearing is longitudinally mounted；Servo motor is defeated Outlet is also equipped with lower shaft device.The plane of the lateral surface of diskware is flat under the plane and polygon of the rotating direction of first idler wheel Row.First idler wheel realizes the lifting of car with the internal thread pit slot drive mechanism cooperation sliding of long cylindrical tube, can be to greatest extent Ground reduces the generation of frictional force and noise, and steady when car operation, can realize real screw drives car straight line lifting.It is long The internal thread of the internal thread pit slot drive mechanism of cylindrical tube is trapezoidal thread or rectangular thread etc., with the first idler wheel energy corresponding matching Well.

Further, the lower shaft device includes upper end and the installation of quadrangle axis connection and lower end and servo motor output end Connect the lower axle of installation；The upper end fitting of lower axle is equipped with connecting bottom board, and the bottom of connecting bottom board is equipped under fitting lower axle Bearing block, step is interior or connecting bottom board is equipped with the lower axle that is locked and forms mutually matched self-aligning roller bearing and taper roller Bearing, self-aligning roller bearing and taper roll bearing are in upper and the next position relationship；The bottom of step is additionally provided with Step covers；The lower end of lower axle be cased with mutually installation combination upper half a coupler and lower half a coupler, upper half a coupler and Lower half a coupler is connected and fixed by lower coupler pin, and baffle ring is equipped on lower coupler pin.

Further, by lifting link connection, lifting tube and lifting link between the lifting tube and car It is equipped with installation connecting hole and the installation connecting hole for passing through lifting tube with a short axle and lifting link realizes lifting tube and lifting Link is fixedly connected, and short axle is sheathed with axle sleeve and ball bearing.

Further, the long cylindrical tube is mutually continuously spliced to form complete unremitting one knot by multiple support tubes Two sides of structure, support tube are equipped with rolling wheel guide rails, and lifting link is equipped with the second idler wheel with rolling wheel guide rails cooperation installation, Second idler wheel be engaged with rolling wheel guide rails be slidably connected to be formed Zhi Lidian and with rolling guide apparatus and internal thread pit slot drive mechanism Bearing pressure point form triangle Zhi Lidian；Rolling wheel guide rails are the platform structure for protruding support tube side, rolling wheel guide rails there are three side, Three sides include that two sides form right-angle surfaces and a side is inclined-plane, the rolling end face of the second idler wheel be inclined-plane and with rolling The inclined-plane and right-angle surface cooperation for taking turns guide rail roll.This long cylindrical tube is assemblied to form integral structure by multiple support tubes, can really drop Low cost and really processing finished product, because using the assembled into a single integrated structure integrated molding knot compared with prior art of seperated support tube Structure, production and processing is more convenient, and cost is lower, and the processing of internal thread pit slot drive mechanism can really realize that cost is relatively low.And Rolling wheel guide rails and the second idler wheel cooperation of lifting link installation are slided, which can slide simultaneously along the end face of rolling guide Only certain inclined-plane or leptoprosopy or groove etc. need to be arranged in the end face of rolling guide in occlusion, and the second idler wheel would not be led from rolling Deviate from rail.

Further, the electricity loss brake which carries by yoke, magnet exciting coil, spring, brake disc, armature, Spline housing, mounting plate composition, electricity loss brake are installed on the tail end of the ring flange of servo motor；Quadrangle axis and spline housing and braking Disk is coupled.The electricity loss brake is detached from for electromagnetism（Release）The friction disk type brake that spring presses when power-off.It can with it is electronic It is mating to realize fast braking and accurate positionin at a kind of novel dead electricity brake servo motor, safety when power is off can be used（It is anti- Danger）Brake quadrangle axis.The electricity loss brake have many advantages, such as simple in structure, low noise, braking it is reliable, be also equipped with it is compact-sized, Though electricity loss brake axial dimension is small, braking torque is sufficiently large；Response is rapid, and electricity loss brake is formed using spring assembly Braking torque, spring reset time are the braking response time；Service life is permanent, and dead electricity braking uses new-type friction material, it is ensured that The performance of high life.

The electricity loss brake structure and operation principle are：The magnet exciting coil of electricity loss brake connects rated voltage（DC）When, Electromagnetic force adhesive armature makes armature and braking disk detachment（Release）, at this moment quadrangle axis with brake disc run well or start, when Transmission system detaches or when power-off, and electricity loss brake also powers off simultaneously, and spring applies pressure to armature at this time, forces brake disc and armature And moment of friction is generated between ring flange, so that quadrangle axis is quickly stalled.If electricity loss brake dissipating-heat environment is poor, transmission shaft is again When being long time continuous working, then after electricity loss brake work, voltage is kept to be converted to the rated voltage of 70%-80%, to subtract Few fever.

In addition, the servo motor can also connect the control cabinet of control servomotor running and program operation, the control of control cabinet Core processed uses chip controls, and chip can be used inserting mode and be installed in control cabinet, the entire servo motor of chip controls Program is run, needs to make the method for operation of servo motor to change only needing to change chip or removing chip when safeguarding servo motor , it is convenient and efficient, and maintenance, adjusting and upgrading etc. are convenient, can greatly reduce later maintenance cost.

In addition, the screw riser can more realize car simple gate opening and closing two-door opening and closing or three opening and closings, car it is shared On four sides, in addition to the back side being connect with lifting link is in normally off, front and two sides of car may be designed as can The state of opening and closing can then realize the function of simple gate opening and closing or two-door opening and closing or three opening and closings, improve passenger or goods between floors Object passes in and out the efficiency of car, and the simple gate compared to the external rotor electric machine car of structure of steel wire car or the prior art now is opened and closed work( Applicability that can more efficiently with different buildings；This screw riser more can be designed as adjacent different building and share one The function of platform car, between car capable of being placed in adjacent buildings when adjacent building distance is smaller, car is designed as The function of two-sided opening and closing or the opening and closing of three faces, you can realize that different buildings realize the purpose of a car, the peace of car can be saved Dress up etc..The simple gate of car is opened and closed or the function of two-door opening and closing or three opening and closings can have existing program control setting i.e. completely It can be achieved, be existing steel wire car（Since it is desired that hoistway, elevator can not be realized substantially）With external rotor electric machine car（Because of structure Defect, car cannot be run substantially）Irrealizable function.

In conclusion the screw riser of the present invention drives a quadrangle axis, the transmission of quadrangle axis to roll using servo motor Guider realizes transmission lifting, while rolling guide apparatus in the internal thread pit slot drive mechanism inside spin operation of long cylindrical tube Car is connected with lifting link by lifting tube and car straight line is driven to lift, realize the straight line lifting of car；It rolls and is oriented to First idler wheel of device is longitudinally disposed and the first idler wheel forms a helix distribution, the scroll end of the first idler wheel every time Face is slided along the inner face of the internal thread pit slot drive mechanism of long cylindrical tube, the helix of the first idler wheel composition and long cylindrical tube Internal thread pit slot drive mechanism curved-line thread path it is consistent.It simultaneously can be servo motor and quadrangle axis point when servo motor powers off The lifter self-help apparatus saved oneself from formation.The patent frictional force that the screw riser of this structure avoids the prior art is huge Defect solves the unreasonable structure of the prior art and the defect realized, the first idler wheel cannot be applied to be passed with internal thread pit slot Dynamic respective outer side edges can really realize that the stress point of car and transmission lift, and enable car energy even running.The screw riser has At low cost, car steadily lifts operation, power output it is sufficient and can actual motion lifting, can really realize the steady fortune of car Row, and the stress of car and position are also fine-tuning, are conducive to the popularization of practical application.

Description of the drawings

Fig. 1 is the partial sectional view of the screw riser of the present embodiment 1；

Fig. 2 is the front elevation of the screw riser of the present embodiment 1；

Fig. 3 is the left view of the screw riser of the present embodiment 1；

Fig. 4 is the schematic diagram that the car of the present embodiment 1 is connect with lifting tube and rolling guide apparatus；

Fig. 5 is the lifting tube of the present embodiment 1 and the connection front view of rolling guide apparatus；

Fig. 6 is the lifting tube of the present embodiment 1 and the connection stereogram of rolling guide apparatus；

Fig. 7 is the sectional view of the lower shaft device of the present embodiment 1；

Fig. 8 is the schematic diagram that the connecting plate of the present embodiment 1 is connect with lifting link；

Fig. 9 is the vertical view for lifting link and being connect with lifting tube and rolling guide apparatus；

Figure 10 is the exploded view of servo motor and quadrangle axis connection；

Figure 11 is the vertical view of quadrangle axis；

Figure 12 is the schematic diagram of support tube；

Figure 13 is the sectional view of support tube；

Figure 14 is the structure sectional view of electricity loss brake；

Figure 15 is the schematic diagram of electricity loss brake.

Specific implementation mode

Embodiment 1

A kind of screw riser described in the embodiment of the present invention 1, as shown in Figure 1, Figure 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, figure 8, shown in Fig. 9, Figure 10, Figure 11, Figure 12, Figure 13, including the rack that is fixed on metope or ground, rack are equipped with long cylindrical tube 28, long tubular inside pipe wall is equipped with internal thread pit slot drive mechanism 25 and is placed in long cylindrical tube and passed with internal thread pit slot drive mechanism The rolling guide apparatus 3 of dynamic cooperation, rolling guide apparatus are connected and installed with the lifting tube 2 being placed in long cylindrical tube, long cylindrical tube Side be equipped with the linear guide groove 26 that be arranged along central axial direction, lifting tube is equipped with the connecting plate stretched out from linear guide groove 27 and the car 29 being placed in outside long cylindrical tube is fixedly connected with by connecting plate；Further include having across lifting tube and rolling guiding dress The motor 5 of the transmission shaft 4 and driving transmission shaft rotation set, transmission shaft drive rolling guide apparatus to be driven along internal thread pit slot simultaneously Structure helical rotation and driving lifting tube move along a straight line along linear guide groove, and the motor is the servo with electricity loss brake Motor, transmission shaft are quadrangle axis, and the lifting for realizing that the two is fixedly connected with or detaches disengagement is equipped between servo motor and transmission shaft Device self-help apparatus 30.Servo motor transmission axis connection rolling guide apparatus, rolling guide apparatus along the track of internal thread pit slot It moves and lifts the straight line lifting for reaching car, and linear guide groove has the function of that positioning and limit car straight line lifts.It should The power drive of car is made of servo motor, quadrangle axis, and quadrangle axis is with motion rolling guide device along long tubular inside pipe wall The operation of screw thread pit slot drive mechanism spiral drives the straight line lifting of car, linear guide groove to have positioning and limit car straight line liter The effect of drop.Lifter self-help apparatus usually realizes being fixedly connected for servo motor and quadrangle axis, can when servo motor powers off Realize that servo motor and the separation of quadrangle axis disengage by lifter self-help apparatus, manpower rotation quadrangle axis realizes saving oneself for car Function.

As shown in Figure 10, which includes set on the lower link 31 of servo motor output end, set on four Angle axis bottom end and the upper link 32 that installation or grafting installation or buckle installation are engaged with lower link, upper link and lower link Part is realized by screw and is fixedly mounted.When demand is saved oneself, only connecting screw between upper link and lower link need to be unclamped, you can Realize that the separation of upper link and lower link disengages, realization is saved oneself.

As shown in Figure 10, which is to be engaged installation cooperation with lower link, and upper link bottom end is equipped with recess 33, Lower link top be equipped with the matched boss 34 of mating recesses, being equipped between recess and boss both prevents from being engaged fretting wear Anti-wear rubber parts 35.Due to the force piece that lower link is active, lower link is passive force piece, when the two is engaged When transmission, metal is driven with metal, necessarily has fretting wear, the abrasion of metal can be prevented by increasing anti-wear rubber parts.

As shown in Figure 10, which protrudes the top of long cylindrical tube, and quadrangle axis top, which is movably installed with, is placed in length Cylindrical tube over top simultaneously can rotate quadrangle axis realization manpower driving sedan-chair manually when upper connector detaches disengagement with lower link device Compartment movement reaches the hand wheel 36 saved oneself.

The servo motor uses 380V or three-phase 220V AC servo motors, rated power 5.5KW to load maximum current For 21A, unloaded maximum current is 63A；The maximum current for loading 300-350Kg is 11A, and the maximum current for loading 800Kg is 17A；When car load runs 8.6m, operation height 0.374m to 0.5375m per second；Servo motor rotating speed 1500rpm, takes 16s, operation height per second is 0.5375m；Servo motor rotating speed 1200rpm takes 20s, and operation height per second is 0.43m； Servo motor rotating speed 1000rpm takes 23s, and operation height per second is 0.374m.

As shown in Fig. 4, Fig. 5, Fig. 6, which is made of diskware 7 on diskware under polygon 6 and cylinder, polygon The lateral surface of diskware is equipped with multiple the first longitudinally disposed idler wheels 8 under shape, and each side of diskware is all provided with one under polygon First idler wheel, the first all idler wheels diskware side under polygon helically surround arrangement；Embedded with more on diskware on cylinder A bearing 9 with the cooperation of quadrangle axis, all bearings diskware circular array along cylinder are arranged, and bearing is longitudinally mounted；It watches It takes motor output end and is also equipped with lower shaft device 39.The lateral surface of diskware under the plane and polygon of the rotating direction of first idler wheel Plane it is parallel.First idler wheel realizes the lifting of car, energy with the internal thread pit slot drive mechanism cooperation sliding of long cylindrical tube The generation of frictional force and noise is reduced to the maximum extent, and steady when car operation, can realize that real screw drives car is straight Line lifts.The internal thread of the internal thread pit slot drive mechanism of long cylindrical tube is trapezoidal thread or rectangular thread etc., with the first idler wheel Energy corresponding matching is good.

Connect with servo motor output end with the installation of quadrangle axis connection and lower end as shown in fig. 7, the lower shaft device includes upper end Connect the lower axle 10 of installation；The upper end fitting of lower axle is equipped with connecting bottom board 11, and the bottom of connecting bottom board is equipped with fitting lower axle Step 12, step is interior to be equipped with the self-aligning roller bearing 13 coordinated with lower axle and taper roll bearing 14, aligning roller Bearing and taper roll bearing are in upper and the next position relationship；The bottom of step is additionally provided with step capping 15；The lower end of lower axle is cased with the upper half a coupler 16 and lower half a coupler 17 of mutually installation combination, upper half a coupler and lower half connection Axis device is connected and fixed by lower coupler pin 18, and baffle ring 19 is equipped on lower coupler pin.

As shown in Figure 8 and Figure 9, it is connected between the lifting tube and car by lifting link 20, lifting tube and lifting connect Frame is connect to be equipped with installation connecting hole 21 and pass through lifting tube with a short axle 22 and lift the installation connecting hole realization lifting of link Cylinder is fixedly connected with lifting link, and short axle is sheathed with axle sleeve 23 and ball bearing 24.

As shown in Fig. 9, Figure 12 and Figure 13, which is mutually continuously spliced to form completely continuously by multiple support tubes 1 Two sides of disconnected integral structure, support tube are equipped with rolling wheel guide rails 37, and lifting link, which is equipped with to coordinate with rolling wheel guide rails, pacifies Dress the second idler wheel 38, the second idler wheel be engaged with rolling wheel guide rails be slidably connected to be formed Zhi Lidian and with rolling guide apparatus and interior spiral shell The bearing pressure point of line pit slot drive mechanism forms triangle Zhi Lidian；Rolling wheel guide rails are the platform structure for protruding support tube side, idler wheel Guide rail is there are three side, and three sides include two sides formation right-angle surfaces and a side is inclined-plane, the rolling of the second idler wheel End face is inclined-plane and is rolled with the inclined-plane of rolling wheel guide rails and right-angle surface cooperation.This long cylindrical tube is assemblied to form one by multiple support tubes Body structure can really reduce cost and really processing finished product, because assembled into a single integrated structure compared to existing using seperated support tube The integrated formed structure of technology, production and processing is more convenient, and cost is lower, and the processing of internal thread pit slot drive mechanism can be really real Existing, cost is relatively low.And the second idler wheel cooperation that rolling wheel guide rails are installed with lifting link is slided, which can be along rolling The end face of guide rail is slided and is engaged, and only certain inclined-plane or leptoprosopy or groove etc., the second rolling need to be arranged in the end face of rolling guide Wheel would not be deviate from from rolling guide.

As shown in Figure 14 and Figure 15, the electricity loss brake which carries by yoke 40, magnet exciting coil, spring 41, Brake disc 42, armature 43, spline housing 44, mounting plate 45 form, and electricity loss brake is installed on the tail end of the ring flange of servo motor； Quadrangle axis is coupled with spline housing and brake disc.The electricity loss brake is detached from for electromagnetism（Release）The friction plate that spring presses when power-off Formula brake.It can with it is electronic mating at a kind of novel dead electricity brake servo motor, realize fast braking and accurate positionin, energy With safety when power is off（Anti- danger）Brake quadrangle axis.The electricity loss brake has simple in structure, low noise, braking reliable etc. excellent Point, is also equipped with compact-sized, though electricity loss brake axial dimension is small, braking torque is sufficiently large；Response is rapid, dead electricity braking Device is to form braking torque using spring assembly, and the spring reset time is the braking response time；Service life is permanent, and dead electricity braking is adopted With new-type friction material, it is ensured that the performance of high life.

The screw riser can more realize simple gate opening and closing or two-door opening and closing or three opening and closings of car, the shared four sides of car, In addition to be in normally off with the back side that connect of lifting link, positive and two sides of car may be designed as to be opened/closed State can then realize the function of simple gate opening and closing or two-door opening and closing or three opening and closings between floors, improve passenger or cargo disengaging The efficiency of car, the simple gate opening and closing function compared to the external rotor electric machine car of structure of steel wire car or the prior art now more have The applicability of efficiency and different buildings；This screw riser more can be designed as adjacent different building and share a car Function, between car capable of being placed in adjacent buildings when adjacent building distance is smaller, car is designed as double open It closes or the function of three faces opening and closing, you can realize that different buildings realize the purpose of a car, the installation cost of car can be saved Deng.The simple gate of car is opened and closed or the function of two-door opening and closing or three opening and closings can have existing program control setting can be real completely It is existing, it is existing steel wire car（Since it is desired that hoistway, elevator can not be realized substantially）With external rotor electric machine car（Because structure lacks It falls into, car cannot be run substantially）Irrealizable function.

The above described is only a preferred embodiment of the present invention, not making any form to the technology contents of the present invention On limitation.It is every according to the technical essence of the invention to any simple modification made by above example, equivalent variations and repair Decorations, in the range of still falling within technical scheme of the present invention.

Claims

1. a kind of screw riser, which is characterized in that including the rack being fixed on metope or ground, rack is equipped with long tubular Pipe, long tubular inside pipe wall are equipped with internal thread pit slot drive mechanism and are placed in long cylindrical tube and be driven with internal thread pit slot drive mechanism The rolling guide apparatus of cooperation, rolling guide apparatus are connected and installed with the lifting tube being placed in long cylindrical tube, the side of long cylindrical tube Portion is equipped with the linear guide groove being arranged along central axial direction, and lifting tube is equipped with the connecting plate stretched out from linear guide groove and passes through Connecting plate is fixedly connected with the car being placed in outside long cylindrical tube；It further include the transmission shaft having across lifting tube and rolling guide apparatus With the motor of driving transmission shaft rotation, transmission shaft drives rolling guide apparatus along internal thread pit slot drive mechanism helical rotation simultaneously It moves along a straight line along linear guide groove with driving lifting tube, the motor is the servo motor with electricity loss brake, transmission shaft For quadrangle axis, the lifter self-help apparatus for realizing that the two is fixedly connected with or detaches disengagement is equipped between servo motor and transmission shaft； The rolling guide apparatus is made of diskware on diskware under polygon and cylinder, and the lateral surface of diskware is equipped with more under polygon A the first longitudinally disposed idler wheel, each side of diskware is all provided with first idler wheel, the first all idler wheel edges under polygon Diskware side is helically around arrangement under polygon；Own embedded with multiple bearings with the cooperation of quadrangle axis on diskware on cylinder Bearing along cylinder diskware circular array be arranged, bearing be it is longitudinally mounted；Servo motor output end is also equipped with lower axle dress It sets；The plane of the rotating direction of first idler wheel is parallel with the plane of the lateral surface of diskware under polygon.

2. a kind of screw riser according to claim 1, which is characterized in that the lower shaft device includes upper end and four Angle axis connection installation and lower end connect the lower axle of installation with servo motor output end；The upper end fitting of lower axle is equipped with connection bottom Plate, the bottom of connecting bottom board are equipped with the step of fitting lower axle, and step is interior or connecting bottom board is equipped with the lower axle that is locked Form mutually matched self-aligning roller bearing and taper roll bearing, self-aligning roller bearing and taper roll bearing be in it is upper and The next position relationship；The bottom of step is additionally provided with step capping；The lower end of lower axle is cased with mutually installation combination Upper half a coupler and lower half a coupler, upper half a coupler and lower half a coupler are connected and fixed by lower coupler pin, lower shaft coupling Baffle ring is installed on device pin.

3. a kind of screw riser according to claim 2, which is characterized in that pass through between the lifting tube and car Link connection is lifted, lifting tube and lifting link are equipped with installation connecting hole and pass through lifting tube and lifting to connect with a short axle It connects the installation connecting hole realization lifting tube of frame and lifts being fixedly connected for link, short axle is sheathed with axle sleeve and ball bearing.

4. a kind of screw riser according to claim 3, which is characterized in that the long cylindrical tube is by multiple support tube phases It is mutually continuously spliced to form complete unremitting integral structure, two sides of support tube are equipped with rolling wheel guide rails, lifting link peace Equipped with rolling wheel guide rails cooperation installation the second idler wheel, the second idler wheel be engaged with rolling wheel guide rails be slidably connected to be formed Zhi Lidian and with The bearing pressure point of rolling guide apparatus and internal thread pit slot drive mechanism forms triangle Zhi Lidian；Rolling wheel guide rails are protrusion support tube side The platform structure in face, there are three sides for rolling wheel guide rails, and three sides include two sides formation right-angle surfaces and a side is oblique The rolling end face in face, the second idler wheel is inclined-plane and is rolled with the inclined-plane of rolling wheel guide rails and right-angle surface cooperation.

5. a kind of screw riser according to claim 1, which is characterized in that the lifter self-help apparatus includes setting In the lower link of servo motor output end, installation or grafting installation or buckle are engaged set on quadrangle axis bottom end and with lower link The upper link of installation, upper link are realized by screw with lower link and are fixedly mounted.

6. a kind of screw riser according to claim 5, which is characterized in that the upper link is with lower link Occlusion installation cooperation, upper link bottom end be equipped with recess, lower link top be equipped with the matched boss of mating recesses, recess with Being equipped between boss prevents the anti-wear rubber parts of the two occlusion fretting wear.

7. a kind of screw riser according to claim 6, which is characterized in that protrude long tubular in the quadrangle axis top The top of pipe, quadrangle axis top, which is movably installed with, to be placed in long cylindrical tube over top and can be detached with lower link device in upper connector Quadrangle axis is rotated when disengagement manually and realizes that manpower driving car movement reaches the hand wheel saved oneself.

8. a kind of screw riser according to claim 1, which is characterized in that the servo motor uses 380V or three Phase 220V AC servo motors, rated power 5.5KW, load maximum current are 21A, and unloaded maximum current is 63A；Load The maximum current of 300-350Kg is 11A, and the maximum current for loading 800Kg is 17A；When car load runs 8.6m, operation per second Height 0.374m to 0.5375m；Servo motor rotating speed 1500rpm takes 16s, and operation height per second is 0.5375m；Servo electricity Machine rotating speed 1200rpm takes 20s, and operation height per second is 0.43m；Servo motor rotating speed 1000rpm takes 23s, fortune per second Row height is 0.374m.

9. a kind of screw riser according to claim 1 to 8 any one, which is characterized in that the servo motor The electricity loss brake carried is made of yoke, magnet exciting coil, spring, brake disc, armature, spline housing, mounting plate, electricity loss brake It is installed on the tail end of servo motor；Quadrangle axis is coupled with spline housing and brake disc.