CN110143538A - A kind of multistage lifting mechanism - Google Patents
A kind of multistage lifting mechanism Download PDFInfo
- Publication number
- CN110143538A CN110143538A CN201810140232.5A CN201810140232A CN110143538A CN 110143538 A CN110143538 A CN 110143538A CN 201810140232 A CN201810140232 A CN 201810140232A CN 110143538 A CN110143538 A CN 110143538A
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- CN
- China
- Prior art keywords
- lifting
- chassis
- lifting frame
- sides
- chain
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/02—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms suspended from ropes, cables, or chains or screws and movable along pillars
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/28—Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
The present invention relates to a kind of multistage lifting mechanisms, including chassis, first lifting frame, second lifting frame, pulley bracket assemblies, driving mechanism, wirerope and chain assemblies, first lifting frame two sides are slidably connected with the chassis, second lifting frame two sides are slidably connected with first lifting frame, the driving mechanism is equipped with cable drum, wirerope-winding is on the cable drum, chassis fixed pulley is equipped on the bottom plate of the chassis, the pulley bracket assemblies upper end is equipped with fixed pulley group, running block is equipped on the downside of first lifting frame, the wirerope replaces after bypassing the chassis fixed pulley around being fixed on first lifting frame after each pulley of the fixed pulley group and running block, the bottom plate of chain assemblies one end and the chassis is connected, lifting wheel is equipped in first lifting frame upper end, chain assemblies bypass institute It is connected after stating lifting wheel with second lifting frame lower end.The present invention retracts low, the large carrying capacity of height, runs smoothly and runs fast.
Description
Technical field
The present invention relates to a kind of lifting device, specifically a kind of multistage lifting mechanism.
Background technique
Traditional lifting mechanism mainly includes that hydraulic mechanism lifting and robot lift two ways, and wherein hydraulic mechanism lifts
Need to use hydraulic power unit, and the case where pipeline oil leak often occurs in use in hydraulic power unit, and exist maintenance and
The problems such as maintenance cost is high, and replacement difficulty is big, and robot lifting generallys use frame structure, driving mechanism is located above, quilt
Passability is low when lifting object to rise along upright of frame, the lifting mechanism excessive height of this kind of form, and changing electricity and changes electric mistake
The visual field is poor in journey, is not able to satisfy actual demand.
Summary of the invention
The purpose of the present invention is to provide a kind of multistage lifting mechanisms, retract low, the large carrying capacity of height, run smoothly and
The speed of service is fast, and is equipped with multistage lifting, flexible and convenient to use, can satisfy actual operation requirements.
The purpose of the present invention is achieved through the following technical solutions:
A kind of multistage lifting mechanism, including chassis, the first lifting frame, the second lifting frame, pulley bracket assemblies, driving machine
Structure, wirerope and chain assemblies, the first lifting frame two sides are slidably connected with the chassis, the second lifting frame two sides and described first
Lifting frame is slidably connected, and the driving mechanism is equipped with cable drum, and wirerope-winding is on the cable drum, described
The bottom plate of chassis is equipped with chassis fixed pulley, and the pulley bracket assemblies upper end is equipped with fixed pulley group, under first lifting frame
Side is equipped with running block, and the wirerope bypasses after the chassis fixed pulley alternately around the fixed pulley group and running block
It is fixed on after each pulley on first lifting frame, the bottom plate of chain assemblies one end and the chassis is connected, described first
Lifting frame upper end is equipped with lifting wheel, and the chain assemblies are connected after bypassing the lifting wheel with second lifting frame lower end.
The driving mechanism includes motor mount and motor, and motor is installed on the motor mount, wire rope roll
Cylinder is mounted on the output shaft of the motor, and pressing plate is equipped on the cable drum.
The pulley bracket assemblies include positioning pillars and support frame, and the positioning pillars and support frame upper end pass through pulley
Mounting plate connection, lower end are installed on the bottom plate of chassis, and the fixed pulley group is mounted in the pulley mounting plate, the branch
Support two sides are equipped with chassis positioning plate and are connected respectively with the chassis curb girder of the chassis two sides.
The fixed pulley group includes a support arm fixed pulley and multiple transmission fixed pulleys, and the running block includes multiple dynamic
Pulley, upward bending is after the wirerope first bypasses the chassis fixed pulley around the support arm fixed pulley, then alternately bypasses each
A transmission fixed pulley and movable pulley.
The chassis side rail inner of the chassis two sides is equipped with the first lifting slideway, and the first of first lifting frame two sides is lifted
It rises side rail outer and is equipped with the first lifting idler wheel rolled along the first lifting slideway.
First lifting side rail inner of first lifting frame two sides is equipped with the second lifting slideway, second lifting frame two
Second lifting side rail outer of side is equipped with the second lifting idler wheel rolled along the second lifting slideway.
The chain assemblies include chain, chain mounting base and chain adjusting seat, and the chain mounting base and chain adjust
Seat is divided into the chain both ends, and the chain mounting base is installed on the bottom plate of the chassis, under second lifting frame
End two sides are respectively equipped with a chain adjusting seat mounting plate, and the chain of chassis two sides bypasses first lifting frame upper end two respectively
It is connected respectively with the chain adjusting seat mounting plate of second lifting frame lower end two sides after the lifting wheel of side.
The bottom plate both ends of the chassis are equipped with buffer stopper, are equipped with curb girder support in the front and rear sides of each chassis curb girder
Seat, the bottom plate middle part are equipped with slot cover plate.
First lifting frame upper end is equipped with the first limit plate, and in addition first lifting frame upper end two sides are respectively equipped with one
A promotion wheel support, the lifting wheel are mounted on the promotion wheel support.
Second lifting frame lower end is equipped with the second limit plate, and second lifting frame upper end two sides are respectively equipped with lifting object
Body mounting hole.
Advantages of the present invention and good effect are as follows:
1, the present invention retracts low, the large carrying capacity of height, runs smoothly and the speed of service is fast, and structure is simple, noise
It is low.
2, the present invention is equipped with multistage lifting and lifting frame at different levels works at the same time, and flexible and convenient to use, can satisfy actually makes
With requiring.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention,
Fig. 2 is the driving mechanism schematic diagram in Fig. 1,
Fig. 3 is the pulley bracket assemblies schematic diagram in Fig. 1,
Fig. 4 is the chain assemblies schematic diagram in Fig. 1,
Fig. 5 is the second lifting frame schematic diagram in Fig. 1,
Fig. 6 is the first lifting frame schematic diagram in Fig. 1,
Fig. 7 is the chassis schematic diagram in Fig. 1.
Wherein, 1 is driving mechanism, and 101 be motor mount, and 102 be motor, and 2 be wirerope, and 201 be pressing plate, and 3 be cunning
Wheel support component, 301 be positioning pillars, and 302 be support frame, and 303 be chassis positioning plate, and 304 be support arm fixed pulley, and 305 be biography
Dynamic fixed pulley, 306 be pulley mounting plate, and 4 be chain assemblies, and 401 be chain mounting base, and 402 be chain, and 403 adjust for chain
Seat, 5 be the second lifting frame, and 501 be the second lifting idler wheel, and 502 be chain adjusting seat mounting plate, and 503 be the second lifting curb girder,
504 be the second limit plate, and 505 be lifting object mounting hole, and 6 be the first lifting frame, and 601 be the first lifting idler wheel, and 602 be first
Curb girder is lifted, 603 is promote wheel support, and 604 be the first limit plate, and 605 be lifting wheel, and 606 be movable pulley, and 607 be crossbeam, and 7
For chassis, 701 be slot cover plate, and 702 be bottom plate, and 703 be buffer stopper, and 704 be curb girder support base, and 705 be chassis curb girder, 706
For chassis fixed pulley.
Specific embodiment
The invention will be further described with reference to the accompanying drawing.
As shown in Fig. 1~7, the present invention includes chassis 7, the first lifting frame 6, the second lifting frame 5, pulley bracket assemblies 3, drives
Motivation structure 1, wirerope 2 and chain assemblies 4,6 two sides of the first lifting frame are slidably connected with the chassis 7,5 two sides of the second lifting frame
It is slidably connected with first lifting frame 6, the driving mechanism 1 is equipped with cable drum, and wirerope 2 is wrapped in the wirerope
On reel, as shown in Figure 1, chassis fixed pulley 706 is equipped on the bottom plate 702 of the chassis 7, it is as shown in figures 1 and 3, described
Pulley bracket assemblies 3 are set to 7 middle part of chassis, and are equipped with fixed pulley group, such as Fig. 1 in 3 upper end of pulley bracket assemblies
With shown in Fig. 6, the 6 downside crossbeam 607 of the first lifting frame is equipped with running block, and the running block determines cunning positioned at described
On the downside of wheel group, the wirerope 2 is bypassed after the chassis fixed pulley 706 alternately around each of the fixed pulley group and running block
Be fixed on after a pulley on first lifting frame 6, two chain assemblies 4 be divided into 7 two sides of chassis and one end with the bottom
The bottom plate 702 of frame 7 is connected, as shown in fig. 6, being respectively equipped with a lifting wheel 605, institute in the 6 upper end two sides of the first lifting frame
State two chain assemblies 4 respectively around 6 upper end two sides of the first lifting frame lifting wheel 605 after with 5 lower end of the second lifting frame
It is connected.
As shown in Fig. 2, the driving mechanism 1 includes motor mount 101 and motor 102, motor 102 is installed in the electricity
In machine mounting base 101, cable drum is mounted on the output shaft of the motor 102, and the cable drum passes through described
The driving rotation of motor 102, and then drive wirerope 2 mobile and the first lifting frame 6 is driven to go up and down, it is set on the cable drum
There is pressing plate 201 that wirerope 2 is auxiliarily fixed.
As shown in figure 3, the pulley bracket assemblies 3 include positioning pillars 301 and support frame 302, the positioning pillars 301
It is connected with 302 upper end of support frame by pulley mounting plate 306, lower end is installed on the bottom plate 702 of chassis 7, the positioning branch
Column 301 is used to undertake the moment of flexure that the pillar of support frame 302 generates, and 302 two sides of support frame as described above are distinguished equipped with chassis positioning plate 303
It is connected with the chassis curb girder 705 of 7 two sides of chassis, the chassis positioning plate 303 is i.e. for keeping two sides chassis curb girder 705
Spacing, the fixed pulley group are mounted on 306 downside of pulley mounting plate.
As shown in figure 3, the fixed pulley group includes a support arm fixed pulley 304 and multiple transmission fixed pulleys 305, and described
Support arm fixed pulley 304 is axially vertical with transmission fixed pulley 305, as shown in fig. 6, the running block includes multiple movable pulleys
606, as shown in Figure 1, the wirerope 2 is first around bending bypasses the support arm fixed pulley upwards after the chassis fixed pulley 706
After 304, then alternately bypass each transmission fixed pulley 305 and movable pulley 606.
As shown in fig. 7, the chassis 7 includes the chassis curb girder 705 vertical with two sides of bottom plate 702, in the chassis curb girder
705 insides are equipped with the first lifting slideway, as shown in fig. 6, it is equipped with the first lifting curb girder 602 in 6 two sides of the first lifting frame,
It is equipped with one on the outside of each first lifting curb girder 602 and arranges the first lifting idler wheel 601, the first lifting idler wheel 601 i.e. edge respectively
On chassis 7 first lifting slideway of respective side roll.
As shown in fig. 6, it is equipped with the second lifting slideway on the inside of the first lifting curb girder 602 of 6 two sides of the first lifting frame,
As shown in figure 5, being equipped with one on the outside of the second lifting curb girder 503 of 5 two sides of the second lifting frame arranges the 2nd lifting idler wheel
501, the second lifting idler wheel 501 is the second lifting slideway rolling respectively along respective side on the first lifting frame 6.
As shown in figure 4, the chain assemblies 4 include chain 402, chain mounting base 401 and chain adjusting seat 403, it is described
Chain mounting base 401 and chain adjusting seat 403 are divided into 402 both ends of chain, wherein as shown in Figure 1, the chain is installed
Seat 401 is installed on the bottom plate 702 of the chassis 7, as shown in figure 5, being respectively equipped with one in the 5 lower end two sides of the second lifting frame
A chain adjusting seat mounting plate 502, the chain 402 of 7 two sides of chassis bypass the promotion of the 6 upper end two sides of the first lifting frame respectively
It is connected respectively with the chain adjusting seat mounting plate 502 of the 5 lower end two sides of the second lifting frame again after wheel 605.
As shown in fig. 7, buffer stopper 703 is equipped at 702 both ends of bottom plate of the chassis 7, when the first lifting frame 6 is fallen completely
It is placed in the bottom plate 702 and buffering is realized by the buffer stopper 703, it is in addition equal in the front and rear sides of each chassis curb girder 705
Chassis curb girder 705 is used to support equipped with curb girder support base 704 and improves intensity, and slot cover plate is equipped in the middle part of the bottom plate 702
701, the slot cover plate 701 is for covering the wire casing for accommodating various routes.
As shown in fig. 6, being equipped with the first limit plate 604 in 6 upper end of the first lifting frame is used to support restriction two sides first
602 spacing of curb girder is lifted, while limiting the displacement of the first lifting frame 6, is respectively equipped with one in the 6 upper end two sides of the first lifting frame
Wheel support 603 is promoted, the lifting wheel 605 is mounted on the promotion wheel support 603.
As shown in figure 5, being equipped with the second limit plate 502, and second limit plate 502 in 5 lower end of the second lifting frame
Positioned at 502 upside of chain adjusting seat mounting plate, while as shown in Figure 1, second limit plate 502 is also located at the first lifting
603 downside of promotion wheel support on frame 6, second limit plate 502 are used to support between restriction two sides second lifting curb girder 503
Away from, while limiting the displacement of the second lifting frame 5.In addition lifting object installation is respectively equipped in the 5 upper end two sides of the second lifting frame
Hole 505 is for fixed object to be lifted.
The operation principle of the present invention is that:
When the invention works, driving mechanism 1 is by wirerope 2 by chassis fixed pulley 706, pulley bracket assemblies 3
Fixed pulley group is transferred to the running block of the downside of the first lifting frame 6, to drive the first lifting frame 6 along the of 7 two sides of chassis
One lifting curb girder 602 is gone up and down, and described 4 one end of chain assemblies is fixed on the bottom plate 702 of chassis 7, and the other end is around the first lifting
It is fixed on 5 lower end of the second lifting frame after lifting wheel 605 on frame 6, the second lifting frame 5 is driven when the first lifting frame 6 is mobile
Lifting.The present invention has the characteristics that structure is simple, low noise, retraction space is low, equipment passability is big, stability is high.
Claims (10)
1. a kind of multistage lifting mechanism, it is characterised in that: including chassis (7), the first lifting frame (6), the second lifting frame (5), slide
Wheel support component (3), driving mechanism (1), wirerope (2) and chain assemblies (4), the first lifting frame (6) two sides and the chassis
(7) it is slidably connected, the second lifting frame (5) two sides are slidably connected with first lifting frame (6), and the driving mechanism (1) is equipped with
Cable drum, wirerope (2) are wrapped on the cable drum, and chassis is equipped on the bottom plate (702) of the chassis (7)
Fixed pulley (706), pulley bracket assemblies (3) upper end are equipped with fixed pulley group, dynamic slide are equipped on the downside of first lifting frame (6)
Wheel group, the wirerope (2) is around the chassis fixed pulley (706) afterwards alternately around each of the fixed pulley group and running block
It is fixed on after a pulley on first lifting frame (6), the bottom plate (702) of chain assemblies (4) one end and the chassis (7) is solid
Even, lifting wheel (605) are equipped in the first lifting frame (6) upper end, the chain assemblies (4) bypass the lifting wheel (605)
It is connected afterwards with the second lifting frame (5) lower end.
2. multistage lifting mechanism according to claim 1, it is characterised in that: the driving mechanism (1) includes motor installation
Seat (101) and motor (102), motor (102) are installed on the motor mount (101), and cable drum is mounted on described
On the output shaft of motor (102), pressing plate (201) are equipped on the cable drum.
3. multistage lifting mechanism according to claim 1, it is characterised in that: the pulley bracket assemblies (3) include positioning
Pillar (301) and support frame (302), the positioning pillars (301) and support frame (302) upper end pass through pulley mounting plate (306)
Connection, lower end are installed on the bottom plate (702) of chassis (7), and the fixed pulley group is mounted on the pulley mounting plate (306)
On, support frame as described above (302) two sides are equipped with chassis positioning plate (303) chassis curb girder (705) with the chassis (7) two sides respectively
It is connected.
4. multistage lifting mechanism according to claim 1 or 3, it is characterised in that: the fixed pulley group includes a support arm
Fixed pulley (304) and multiple transmission fixed pulleys (305), the running block include multiple movable pulleys (606), the wirerope
(2) first around the chassis fixed pulley (706), upward bending bypasses the support arm fixed pulley (304) afterwards, then alternately around each
It is driven fixed pulley (305) and movable pulley (606).
5. multistage lifting mechanism according to claim 1, it is characterised in that: the chassis curb girder of chassis (7) two sides
(705) inside is equipped with the first lifting slideway, is equipped with edge on the outside of the first lifting curb girder (602) of the first lifting frame (6) two sides
It is described first lifting slideway roll first lifting idler wheel (601).
6. multistage lifting mechanism according to claim 1, it is characterised in that: the first of the first lifting frame (6) two sides
It lifts and is equipped with the second lifting slideway on the inside of curb girder (602), the second lifting curb girder (503) of the second lifting frame (5) two sides is outside
Side is equipped with the second lifting idler wheel (501) rolled along the second lifting slideway.
7. multistage lifting mechanism according to claim 1, it is characterised in that: the chain assemblies (4) include chain
(402), chain mounting base (401) and chain adjusting seat (403), the chain mounting base (401) and chain adjusting seat (403) point
Set on the chain (402) both ends, the chain mounting base (401) is installed on the bottom plate (702) of the chassis (7), in institute
It states the second lifting frame (5) lower end two sides and is respectively equipped with a chain adjusting seat mounting plate (502), the chain of chassis (7) two sides
(402) respectively around the first lifting frame (6) upper end two sides lifting wheel (605) after respectively with second lifting frame (5)
The chain adjusting seat mounting plate (502) of lower end two sides is connected.
8. multistage lifting mechanism according to claim 1, it is characterised in that: bottom plate (702) both ends of the chassis (7) are set
There are buffer stopper (703), is equipped with curb girder support base (704), the bottom plate in the front and rear sides of each chassis curb girder (705)
(702) middle part is equipped with slot cover plate (701).
9. multistage lifting mechanism according to claim 1, it is characterised in that: the first lifting frame (6) upper end is equipped with the
One limit plate (604), in addition the first lifting frame (6) upper end two sides are respectively equipped with a promotion wheel support (603), described to mention
Wheel (605) is risen to be mounted on the promotion wheel support (603).
10. multistage lifting mechanism according to claim 1, it is characterised in that: the second lifting frame (5) lower end is equipped with the
Two limit plates (502), the second lifting frame (5) upper end two sides are respectively equipped with lifting object mounting hole (505).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810140232.5A CN110143538A (en) | 2018-02-11 | 2018-02-11 | A kind of multistage lifting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810140232.5A CN110143538A (en) | 2018-02-11 | 2018-02-11 | A kind of multistage lifting mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110143538A true CN110143538A (en) | 2019-08-20 |
Family
ID=67588796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810140232.5A Pending CN110143538A (en) | 2018-02-11 | 2018-02-11 | A kind of multistage lifting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110143538A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2077224A (en) * | 1980-06-03 | 1981-12-16 | Asea Ab | Load handling mast for a truck |
| CN202575892U (en) * | 2011-11-29 | 2012-12-05 | 安徽江淮银联重型工程机械有限公司 | Wide-view three-joint working device for forklift |
| CN202936159U (en) * | 2012-11-26 | 2013-05-15 | 袁射枕 | Electric stacker |
| EP2467325B1 (en) * | 2009-08-17 | 2014-09-10 | Paolo Varvara | Masts with a whole lifting height. |
| CN205061495U (en) * | 2015-11-02 | 2016-03-02 | 宁波如意股份有限公司 | Portal hoisting device |
| CN205855919U (en) * | 2016-07-18 | 2017-01-04 | 杭叉集团股份有限公司 | A kind of single three grades of door frames of oil cylinder |
-
2018
- 2018-02-11 CN CN201810140232.5A patent/CN110143538A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2077224A (en) * | 1980-06-03 | 1981-12-16 | Asea Ab | Load handling mast for a truck |
| EP2467325B1 (en) * | 2009-08-17 | 2014-09-10 | Paolo Varvara | Masts with a whole lifting height. |
| CN202575892U (en) * | 2011-11-29 | 2012-12-05 | 安徽江淮银联重型工程机械有限公司 | Wide-view three-joint working device for forklift |
| CN202936159U (en) * | 2012-11-26 | 2013-05-15 | 袁射枕 | Electric stacker |
| CN205061495U (en) * | 2015-11-02 | 2016-03-02 | 宁波如意股份有限公司 | Portal hoisting device |
| CN205855919U (en) * | 2016-07-18 | 2017-01-04 | 杭叉集团股份有限公司 | A kind of single three grades of door frames of oil cylinder |
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| SE01 | Entry into force of request for substantive examination | ||
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190820 |
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| WD01 | Invention patent application deemed withdrawn after publication |