CN206872349U - A kind of heavy-load type hoistable platform of self-locking performance - Google Patents
A kind of heavy-load type hoistable platform of self-locking performance Download PDFInfo
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- CN206872349U CN206872349U CN201720651409.9U CN201720651409U CN206872349U CN 206872349 U CN206872349 U CN 206872349U CN 201720651409 U CN201720651409 U CN 201720651409U CN 206872349 U CN206872349 U CN 206872349U
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Abstract
The utility model provides a kind of heavy-load type hoistable platform of self-locking performance, including platform, and support is fixed by a worm gear screw elevator respectively in the both ends of the platform, and the worm gear screw elevator is by lifting machine support on base；The base includes chassis and the guide rail mounting post being symmetrically installed on the outside of chassis both ends, line slideway is vertically installed with the guide rail mounting post, sliding block adjustment assembly is slidably connected on the line slideway, the top of the sliding block adjustment assembly is fixedly connected with the bottom of platform；Variable-frequency motor is installed with chassis center, the motor shaft at the variable-frequency motor both ends is respectively connected respectively by a transmission mechanism with the input shaft of worm gear screw elevator；Synchronously driving worm gear screw elevator works and drives lifting platform variable-frequency motor simultaneously.The utility model synchronously drives the lifting of platform using variable-frequency motor, timing belt and worm gear screw elevator, realizes accurate self-locking, and reduces noise with taking up an area.
Description
Technical field
It the utility model is related to a kind of hoistable platform, and in particular to a kind of heavy-load type hoistable platform of self-locking performance.
Background technology
The elevating mechanism of traditional heavy-load type hoistable platform is driven using hydraulic lifting system mostly, and it is by hydraulic power unit
The lifting that pressure oil realizes platform is provided for lift oil tank.In order to prevent the downslide of heavy-load type hoistable platform, lead in hydraulic system
Pressure dwelling loop need to be often configured, self-locking pressurize is carried out using hydraulic control one-way valve mostly.This kind of hoistable platform has the disadvantage that：（1）Weight
The pumping plant that load type hoistable platform must be configured needed for hydraulic lifting system can realize the lifting of platform, meeting when hydraulic power unit works
Noise pollution is produced, while hydraulic power unit takes certain place, so as to increase the floor space of hoistable platform.（2）Hydraulic pressure
Although carrying out pressurize locking to lift oil tank with hydraulic control one-way valve in system, there is certain interior leakage, make in lift oil tank itself
It is poor into heavy-load type hoistable platform self-locking property.
Utility model content
The purpose of this utility model is that solve hydraulic power unit in the poor jacking system with elimination of hoistable platform self-locking property to make an uproar
The problem of sound pollutes, spy provide a kind of heavy-load type hoistable platform of self-locking performance.
Specific technical scheme is as follows：
A kind of heavy-load type hoistable platform of self-locking performance, including platform, the both ends of the platform pass through a worm gear screw rod respectively
Support is fixed in lift, and the worm gear screw elevator is by lifting machine support on base；The base includes
Chassis and the guide rail mounting post being symmetrically installed on the outside of chassis both ends, line slideway is vertically installed with the guide rail mounting post,
Sliding block adjustment assembly is slidably connected on the line slideway, the top of the sliding block adjustment assembly and the bottom of platform are fixed and connected
Connect；Variable-frequency motor is installed with chassis center, the motor shaft at the variable-frequency motor both ends respectively passes through a transmission mechanism and position
Connected respectively in the input shaft of the worm gear screw elevator at platform both ends；Variable-frequency motor synchronously drives the worm gear positioned at platform both ends
Screw elevator is worked simultaneously, and elevating movement is carried out along line slideway so as to adjust assembly by sliding block with moving platform.
Further scheme, the sliding block adjustment assembly include coordinating the sliding block slided with line slideway, and the sliding block is fixed
On bearing, upper platen is provided with positioned at the top plate of holder top, the top of the upper platen offers one side opening
Horizontal U-shaped groove, declined board and inclined board, the patch of the declined board and inclined board are sequentially provided with from the bottom up positioned inside grooves
Conjunction face is the inclined-plane being engaged；Adjusting screw rod is threaded with the declined board of the opening of groove.
Further scheme, pressing plate is installed with the upper platen, and the adjusting screw rod enters after passing through pressing plate with declined board
Row threaded connection.
Further scheme, bolt hole is offered on the inclined board, upper platen and top plate, is offered on the declined board
Kidney-shaped bolt hole, sequentially passed through using fixing bolt and be fixedly connected with platform after top plate, upper platen, declined board, inclined board；
The horizontal level of declined board is adjusted by rotating adjusting screw rod, so as to realize that the table top to platform carries out leveling.
Further scheme, the input shaft of the worm gear screw elevator are provided with first pulley, output shaft and platform and connected；
The second belt wheel is mounted on the both ends motor shaft of the variable-frequency motor；
The transmission mechanism includes power transmission shaft, and the both ends of the power transmission shaft are fixed on by the seat bearing being installed on it respectively
On bearing, the both ends of the power transmission shaft are separately installed with the 3rd belt wheel；The first pulley is by the first timing belt with being located at
The 3rd belt wheel connection of power transmission shaft one end, the second belt wheel are connected by the second timing belt and the 3rd belt wheel positioned at the power transmission shaft other end
Connect.
Further scheme, the bottom of the chassis are installed with foot and are supported, and consolidate positioned at the middle part upper surface of chassis
Provided with motor platen, the variable-frequency motor is installed on motor platen by connecting plate；On the chassis of motor platen both sides
Left platform and right platform are symmetrically installed with, the lifting machine support is installed in left platform, right platform respectively.
Further scheme, adjustment block is installed with the motor platen, adjusting screw is threaded with the adjustment block,
The end of the adjusting screw is threadedly coupled with the connecting plate；Mounting hole is offered on the connecting plate, connecting plate passes through company
Connecting bolt is fixedly connected through mounting hole with motor platen；Adjusting screw drive connection plate is rotated on motor platen along the waist
Shape hole length direction is moved, so as to realize that synchronous adjustment is located at the tensioning degree of second timing belt at variable-frequency motor both ends.
Power source uses the variable-frequency motor of double output shaft in the utility model, and two output shafts of variable-frequency motor pass through timing belt
Wheel drive worm gear screw elevator provides driving force, realizes the lifting of platform；Simultaneously by worm gear snail in worm gear screw elevator
The auto-lock function of bar, realize the reliable self-locking of platform.
Wherein worm gear screw elevator is to complete the functions such as lifting, decline by worm-drive screw rod, is accurate trapezoidal silk
Bar is secondary to be formed with high-precision worm couple, and wherein trapezoidal screw has AutoLock feature, also may be used even if without brake apparatus
Keep load-carrying.
The utility model compared with prior art products with following aspect the advantages of：
1st, the jacking system of platform synchronously drives the liter of platform using variable-frequency motor, timing belt and worm gear screw elevator
Drop, pressure oil is provided for jacking system without extra configuration hydraulic power unit, noise dirt can be produced when eliminating hydraulic power unit work
Dye, while site technique layout need not consider further that the occupied ground of hydraulic power unit.
2nd, the holding of podium level position relies on the auto-lock function of the Worm and worm-wheel gearing in worm gear screw elevator
Accurate self-locking is realized, eliminates the poor phenomenon of self-locking reliability caused by being leaked in hydraulic cylinder in hydraulic system mode.
3rd, jacking system uses electric transmission, opposing hydraulic system, the connection of pipeline, hoistable platform in live non-hydraulic system
Site environment is cleaner and tidier.
4th, jacking system uses electric transmission, and energy conversion is directly translated into mechanical energy driving lifting platform from electric energy, relatively
Hydraulic system, hydraulic energy is changed into by electric energy, then the path that energy conversion is transmitted is shortened into mechanical energy by hydraulic energy transfer,
The loss in conversion process of energy is reduced, improves the utilization rate of energy.
Brief description of the drawings
Fig. 1 is stereogram of the present utility model；
Fig. 2 is left view of the present utility model；
Fig. 3 is the stereogram of the base in the utility model；
Fig. 4 is that the variable-frequency motor in the utility model passes through transmission mechanism and worm gear screw elevator connection diagram；
Fig. 5 is the stereogram of the sliding block adjustment assembly in the utility model；
Fig. 6 is the front sectional view of the sliding block adjustment assembly in the utility model；
Fig. 7 is the top view of the sliding block adjustment assembly in the utility model；
Fig. 8 is adjustment block and connecting plate scheme of installation in the utility model.
In figure：1- bases, 1.1- motors platen, 1.2- chassis, 1.3- foots, 1.4- guide rails mounting post, 1.5- are left flat
The right platform of platform, 1.6-；2- variable-frequency motors, the belt wheels of 2.1- second, 2.2- connecting plates, 2.3- mounting holes, 2.4- connecting bolts；3- is adjusted
Monoblock, 4- adjusting screws, 5- line slideways, 6- sliding blocks adjustment assembly, 6.1- sliding blocks, 6.2- bearings, 6.3- upper platens, 6.4- are adjusted
Save screw rod, 6.5- pressing plates, 6.6- declined boards, 6.7- inclined boards, 6.8- fixing bolts, 6.9- top plates；7- platforms, 8- drivers
Structure, 8.1- seats bearing, 8.2- power transmission shafts, the belt wheels of 8.3- the 3rd, 8.4- bearings；9- worm gears screw elevator, 9.1- first pulleys,
9.2- output shafts, 9.3- lifting machine supports；The timing belts of 10.1- first, the timing belts of 10.2- second.
Embodiment
As shown in Figure 1, 2, the heavy-load type hoistable platform of a kind of self-locking performance, including platform 7, the both ends difference of the platform 7
Support is fixed by a worm gear screw elevator 9, the worm gear screw elevator 9 is arranged on by lifting machine support 9.3
On base 1；The base 1 includes chassis 1.2 and the guide rail mounting post 1.4 being symmetrically installed on the outside of the both ends of chassis 1.2, described to lead
Line slideway 5 is vertically installed with rail mounting post 1.4, sliding block adjustment assembly 6 is slidably connected on the line slideway 5, it is described
The top of sliding block adjustment assembly 6 is fixedly connected with the bottom of platform 7；Variable-frequency motor 2, institute are installed with the center of chassis 1.2
The motor shaft at the both ends of variable-frequency motor 2 is stated respectively by the defeated of a transmission mechanism 8 and the worm gear screw elevator 9 positioned at the both ends of platform 7
Enter axle to connect respectively；Worm gear screw elevator 9 of the synchronous driving of variable-frequency motor 2 positioned at the both ends of platform 7 works simultaneously, so as to drive
Platform 7 adjusts assembly 6 by sliding block and carries out elevating movement along line slideway 5.
Further scheme, as illustrated in figs. 5-7, sliding block adjustment assembly 6 include coordinating the sliding block 6.1 slided with line slideway 5,
The sliding block 6.1 is fixedly mounted on bearing 6.2, and the top plate 6.9 positioned at the top of bearing 6.2 is provided with upper platen 6.3, it is described on
The top of platen 6.3 offers the horizontal U-shaped groove of one side opening, and declined board is sequentially provided with from the bottom up positioned inside grooves
6.6 and inclined board 6.7, the binding face of the declined board 6.6 and inclined board 6.7 is the inclined-plane being engaged；Positioned at opening for groove
Adjusting screw rod 6.4 is threaded with declined board 6.6 at mouthful.
Further scheme, pressing plate 6.5 is installed with the upper platen 6.3, the adjusting screw rod 6.4 passes through pressing plate 6.5
It is threadedly coupled afterwards with declined board 6.6.
Further scheme, bolt hole is offered on the inclined board 6.7, upper platen 6.3 and top plate 6.9, it is described oblique
Kidney-shaped bolt hole is offered on plate 6.6, using fixing bolt 6.8 sequentially pass through top plate 6.9, upper platen 6.3, declined board 6.6, on
It is fixedly connected after swash plate 6.7 with platform 7；The horizontal level of declined board 6.6 is adjusted by rotating adjusting screw rod 6.4, from
And realize and leveling is carried out to the table top of platform 7.
Connect as shown in figure 4, the input shaft of worm gear screw elevator 9 is provided with first band 9.1, output shaft 9.2 and platform 7
Connect；The second belt wheel 2.1 is mounted on the both ends motor shaft of the variable-frequency motor 2；
The transmission mechanism 8 includes power transmission shaft 8.2, the both ends of the power transmission shaft 8.2 seat axle by being installed on it respectively
Hold 8.1 to be fixed on bearing 8.4, the both ends of the power transmission shaft 8.2 are separately installed with the 3rd belt wheel 8.3；The first pulley
9.1 are connected by the first timing belt 10.1 with the 3rd belt wheel 8.3 positioned at the one end of power transmission shaft 8.2, and the second belt wheel 2.1 passes through second
Timing belt 10.2 is connected with the 3rd belt wheel 8.3 positioned at the other end of power transmission shaft 8.2.
Further scheme, it is supported as shown in figure 3, the bottom of chassis 1.2 is installed with foot 1.3, positioned at chassis 1.2
Middle part upper surface be installed with motor platen 1.1, the variable-frequency motor 2 is installed on motor platen 1.1 by connecting plate 2.2；
Left platform 1.5 and right platform 1.6, the lifting machine support are symmetrically installed with the chassis 1.2 of the both sides of motor platen 1.1
9.3 are installed in left platform 1.5, right platform 1.6 respectively.
Further scheme, as shown in figure 8, being installed with adjustment block 3 on motor platen 1.1, it is threadedly coupled in the adjustment block 3
There is adjusting screw 4, the end of the adjusting screw 4 is threadedly coupled with the connecting plate 2.2；Offered on the connecting plate 2.2
Mounting hole 2.3, connecting plate 2.2 are fixedly connected by connecting bolt 2.4 through mounting hole 2.3 with motor platen 1.1；Rotation adjustment
The drive connection plate 2.2 of screw 4 moves on motor platen 1.1 along the length direction of the mounting hole 2.3, so as to realize same step
The tensioning degree of whole the second timing belt 10.2 positioned at the both ends of variable-frequency motor 2.
Heavy-load type hoistable platform of the present utility model is to be used as power source, frequency conversion using the variable-frequency motor 2 of double output shaft
The output shaft at the both ends of motor 2 synchronously drives worm gear screw elevator 9 to provide drive by synchronous pulley, transmission mechanism 8 respectively
Power, platform 7 is adjusted assembly 6 by sliding block and carry out elevating movement along line slideway 5；Rely on worm gear screw elevator simultaneously
The auto-lock function of worm and gear in 9, realize 7 reliable self-locking of platform.When i.e. variable-frequency motor 2 works, installed in 2 liang of variable-frequency motor
The second belt wheel 2.1 on the motor shaft at end imparts power to power transmission shaft 8.2 by the second timing belt 10.2, and power transmission shaft 8.2 is again
Worm gear screw elevator 9 is passed to by the first timing belt 10.1, worm gear screw elevator 9 rises or falls with moving platform 7.Separately
Outside, in order that the lifting of platform 7 is steady, it is total that sliding block adjustment is connected on the platform 7 of the both sides of worm gear screw elevator 9
Into 6, the elevating movement of worm gear screw elevator 9 makes the sliding block 6.1 in sliding block adjustment assembly 6 enter line slip along line slideway 5.Together
When, the horizontal level of declined board 6.6 can be adjusted by rotating adjusting screw rod 6.4, the table top of platform 7 is adjusted so as to realize
It is flat.
Because transmission mechanism 8 is symmetricly set on the both ends of variable-frequency motor 2, and the motor shaft output work at the both ends of variable-frequency motor 2
Rate is identical, so the power being eventually transferred on two worm gear screw elevators 9 is identical, i.e., two worm gear screw elevators 9 can obtain
Identical output is obtained, realizes the both ends synchronous parallel lifting of platform 7.
In addition, can also by rotate adjusting screw 4 come drive connection plate 2.2 on motor platen 1.1 along kidney-shaped thereon
The length direction movement in hole, i.e. connecting plate 2.2 can drive the mobile kidney-shaped hole length on motor platen 1.1 of variable-frequency motor 2
Distance, the spacing of the second belt wheel 2.1 and the 3rd belt wheel 8.3 is changed, so as to realize that synchronous adjustment is located at variable-frequency motor 2
The tensioning degree of second timing belt 10.2 at both ends.
Above-described embodiment is only the part of the embodiment in the utility model, rather than whole embodiments.Based on this
Embodiment in utility model, those of ordinary skill in the art obtained under the premise of creative work is not made it is all its
His embodiment, belong to the scope of the utility model protection.
Claims (7)
1. a kind of heavy-load type hoistable platform of self-locking performance, including platform（7）, it is characterised in that：The platform（7）Both ends difference
Pass through a worm gear screw elevator（9）Support, the worm gear screw elevator is fixed（9）By lifting machine support（9.3）
Installed in base（1）On；The base（1）Including chassis（1.2）Be symmetrically installed in chassis（1.2）Guide rail peace on the outside of both ends
Fill post（1.4）, the guide rail mounting post（1.4）On be vertically installed with line slideway（5）, the line slideway（5）The upper company of slip
It is connected to sliding block adjustment assembly（6）, the sliding block adjustment assembly（6）Top and platform（7）Bottom be fixedly connected；Positioned at chassis
（1.2）Variable-frequency motor is installed with center（2）, the variable-frequency motor（2）The motor shaft at both ends respectively passes through a transmission mechanism（8）With
Positioned at platform（7）The worm gear screw elevator at both ends（9）Input shaft connect respectively；Variable-frequency motor（2）Synchronous driving is positioned at flat
Platform（7）The worm gear screw elevator at both ends（9）Work simultaneously, so as to moving platform（7）Assembly is adjusted by sliding block（6）Along straight
Line guide rail（5）Carry out elevating movement.
A kind of 2. heavy-load type hoistable platform of self-locking performance according to claim 1, it is characterised in that：The sliding block adjustment is total
Into（6）Including with line slideway（5）Coordinate the sliding block slided（6.1）, the sliding block（6.1）It is fixedly mounted on slider bearing
（6.2）On, positioned at slider bearing（6.2）The top plate on top（6.9）It is provided with upper platen（6.3）, the upper platen（6.3）Top
End offers the horizontal U-shaped groove of one side opening, and declined board is sequentially provided with from the bottom up positioned inside grooves（6.6）And inclined board
（6.7）, the declined board（6.6）And inclined board（6.7）Binding face be the inclined-plane being engaged；Positioned at the opening of groove
Declined board（6.6）On be threaded with adjusting screw rod（6.4）.
A kind of 3. heavy-load type hoistable platform of self-locking performance according to claim 2, it is characterised in that：The upper platen
（6.3）On be installed with pressing plate（6.5）, the adjusting screw rod（6.4）Through pressing plate（6.5）Afterwards with declined board（6.6）Carry out screw thread
Connection.
A kind of 4. heavy-load type hoistable platform of self-locking performance according to claim 2, it is characterised in that：The inclined board
（6.7）, upper platen（6.3）And top plate（6.9）On offer bolt hole, the declined board（6.6）On offer kidney-shaped bolt
Hole, use fixing bolt（6.8）Sequentially pass through top plate（6.9）, upper platen（6.3）, declined board（6.6）, inclined board（6.7）Afterwards with
Platform（7）It is fixedly connected；By rotating adjusting screw rod（6.4）To adjust declined board（6.6）Horizontal level, so as to realize
To platform（7）Horizontal plane carry out leveling.
A kind of 5. heavy-load type hoistable platform of self-locking performance according to claim 1, it is characterised in that：The worm gear screw rod liter
Drop machine（9）Input shaft first pulley is installed（9.1）, worm gear screw elevator（9）Output shaft（9.2）With platform（7）Even
Connect；The variable-frequency motor（2）Both ends motor shaft on be mounted on the second belt wheel（2.1）；
The transmission mechanism（8）Including power transmission shaft（8.2）, the power transmission shaft（8.2）The both ends seat by being installed on it respectively
Bearing（8.1）Fixed present bearing spider（8.4）On, the power transmission shaft（8.2）Both ends be separately installed with the 3rd belt wheel
（8.3）；The first pulley（9.1）Pass through the first timing belt（10.1）With positioned at power transmission shaft（8.2）3rd belt wheel of one end
（8.3）Connection, the second belt wheel（2.1）Pass through the second timing belt（10.2）With positioned at power transmission shaft（8.2）3rd belt wheel of the other end
（8.3）Connection.
A kind of 6. heavy-load type hoistable platform of self-locking performance according to claim 1, it is characterised in that：The chassis（1.2）
Bottom be installed with foot（1.3）It is supported, positioned at chassis（1.2）Middle part upper surface be installed with motor platen（1.1）,
The variable-frequency motor（2）Pass through connecting plate（2.2）It is installed in motor platen（1.1）On；Positioned at motor platen（1.1）The bottom of both sides
Frame（1.2）On be symmetrically installed with left platform（1.5）With right platform（1.6）, the lifting machine support（9.3）It is installed in respectively left flat
Platform（1.5）, right platform（1.6）.
A kind of 7. heavy-load type hoistable platform of self-locking performance according to claim 6, it is characterised in that：The motor platen
（1.1）On be installed with adjustment block（3）, the adjustment block（3）On be threaded with adjusting screw（4）, the adjusting screw（4）'s
End and the connecting plate（2.2）Threaded connection；The connecting plate（2.2）On offer mounting hole, connecting plate（2.2）Pass through company
Connecting bolt passes through mounting hole and motor platen（1.1）It is fixedly connected；Rotate adjusting screw（4）Drive connection plate（2.2）In motor
Platen（1.1）On moved along the mounting hole length direction, so as to realize that synchronous adjustment is located at variable-frequency motor（2）The second of both ends
Timing belt（10.2）Tensioning degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720651409.9U CN206872349U (en) | 2017-06-06 | 2017-06-06 | A kind of heavy-load type hoistable platform of self-locking performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720651409.9U CN206872349U (en) | 2017-06-06 | 2017-06-06 | A kind of heavy-load type hoistable platform of self-locking performance |
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| Publication Number | Publication Date |
|---|---|
| CN206872349U true CN206872349U (en) | 2018-01-12 |
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ID=61338108
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720651409.9U Active CN206872349U (en) | 2017-06-06 | 2017-06-06 | A kind of heavy-load type hoistable platform of self-locking performance |
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| CN (1) | CN206872349U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107043080A (en) * | 2017-06-06 | 2017-08-15 | 安徽合力股份有限公司 | A kind of heavy-load type hoistable platform of self-locking performance |
| CN111266877A (en) * | 2020-01-21 | 2020-06-12 | 北京优备加科技有限公司 | Synchronous lifting platform and tray receiver |
-
2017
- 2017-06-06 CN CN201720651409.9U patent/CN206872349U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107043080A (en) * | 2017-06-06 | 2017-08-15 | 安徽合力股份有限公司 | A kind of heavy-load type hoistable platform of self-locking performance |
| CN111266877A (en) * | 2020-01-21 | 2020-06-12 | 北京优备加科技有限公司 | Synchronous lifting platform and tray receiver |
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