CN106809741B - A kind of small-sized electric power equipment landing gear - Google Patents
A kind of small-sized electric power equipment landing gear Download PDFInfo
- Publication number
- CN106809741B CN106809741B CN201611223561.3A CN201611223561A CN106809741B CN 106809741 B CN106809741 B CN 106809741B CN 201611223561 A CN201611223561 A CN 201611223561A CN 106809741 B CN106809741 B CN 106809741B
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- CN
- China
- Prior art keywords
- column
- hinged
- crossbeam
- shaft
- connecting rod
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
- B66C23/64—Jibs
- B66C23/68—Jibs foldable or otherwise adjustable in configuration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/14—Power transmissions between power sources and drums or barrels
Abstract
The invention discloses a kind of small-sized electric power equipment landing gears, including the lifting support frame being mounted on the base, the lifting hook at the top of lifting support frame, and the bottom of the pedestal sets idler wheel；The crossbeam that the lifting support frame includes the column being hinged on pedestal, is hinged on column, the lifting hook are mounted on crossbeam.When undercarriage leaves unused, crossbeam is rotated relative to column, and crossbeam is folded with column；Column is rotated relative to pedestal, and column is folded on pedestal, in this way, crossbeam is lain on pedestal with column, the decentralization of entire undercarriage, undercarriage is folded storage, reduces occupied space, and, the undercarriage after folding storage is not easy to hurt sb.'s feelings, and safety is higher.
Description
Technical field
The present invention relates to electrical equipment technical fields, and in particular to the undercarriage of power equipment.
Background technology
Power equipment includes mainly with generating equipment and power supply unit two major classes, and generating equipment is mainly station boiler, steams
Steam turbine, gas turbine, the hydraulic turbine, generator, transformer etc., power supply unit are mainly the power transmission line of various voltage class
Road, mutual inductor, contactor etc., there are many power equipment in electric system, and according to them, role is different in operation,
They are usually divided into electrical primary equipment and electrical secondary equipment, electric power primary equipment, such as generator, motor, transformer
Deng, second power equipment, in order to protect the normal operation for ensureing electrical primary equipment, its operating status is measured, is monitored,
Control and adjust etc. equipment be known as electrical secondary equipment.It is regular in electric power primary equipment due to time and weather
Carry out overhaul, electric power overhaul safeguard construction in, some small-sized electric power equipments are often replaced, such as voltage transformer, Current Mutual Inductance
Device etc., it is therefore desirable to lifting work be carried out to equipment, crane is dangerous, waste material resources due to using at the scene, and by space
Limitation, the rotation of existing undercarriage is inconvenient, and equipment may fall off and cause the accident in the process of moving.
In order to solve the above technical problems, the utility model that Authorization Notice No. is CN205312919U discloses a kind of small electrical
Power equipment landing gear, including the first controller, retaining ring, motor and second controller, bottom plate are equipped with plant bottom case, are set on pedestal
There are placement plate, placement plate built-in motor, switch to be arranged in one end of placement plate, the one end of placement plate far from switch is equipped with rotation
Platform, turntable are connected with outer tube, second controller built in outer tube, and contractile inner tube, inner tube and cross are equipped in outer tube
It is connected to supporting rod, transverse support bar is connected with connecting rod, and connecting rod is connected with draw ring, and hook is cased on draw ring, links up with one end
Equipped with retaining ring, one end of retaining ring is equipped with threaded hole, and the other end is equipped with screw, is equipped with universal wheel on bottom plate and pedestal, bottom plate and
Universal wheel on pedestal is of different sizes, and the first controller, second controller and switch are electrically connected with motor, in bottom plate side
Portion is equipped with pull rod, adjusts the flexible of inner tube, reaches required height, and outer tube rotation drives equipment to rotate to different directions.
Invention content
Technical problem solved by the invention：How small-sized electric power equipment landing gear is folded.
In order to solve the above technical problems, the present invention provides the following technical solutions：A kind of small-sized electric power equipment landing gear, including
The lifting support frame being mounted on the base, the lifting hook at the top of lifting support frame, the bottom of the pedestal sets idler wheel；
The crossbeam that the lifting support frame includes the column being hinged on pedestal, is hinged on column, the lifting hook are mounted on cross
Liang Shang.
According to the above technical scheme, when the small-sized electric power equipment landing gear is idle, crossbeam is rotated with respect to column, crossbeam with stand
Column folds；Column is rotated relative to pedestal, and column is folded on pedestal, in this way, crossbeam is lain on pedestal with column,
The decentralization of entire undercarriage, undercarriage are folded storage, reduce occupied space, and, the undercarriage after folding storage is not easy
It hurts sb.'s feelings, safety is higher.
First connecting rod is hinged on the pedestal, first connecting rod is hinged with second connecting rod, and second connecting rod is hinged with column；Institute
It states second connecting rod and opens up bar shaped sliding slot, slide bar is sliding combined in bar shaped sliding slot；The column is equipped with driving mechanism, driving machine
The telescopic rod of structure is fixedly connected with slide bar, and under the driving of driving mechanism, telescopic rod moves linearly.Telescopic rod driving slider exists
Sliding in bar shaped sliding slot, slide bar drive second connecting rod rotation, second connecting rod that first connecting rod rotation, first connecting rod and second is driven to connect
Bar opposite direction rotating and fold, in turn, column is folded on pedestal.
The driving mechanism includes the first gear of rotation, and first gear is mounted in first rotating shaft, and first rotating shaft is hollow,
The telescopic rod is screwed onto in first rotating shaft.First gear rotates, and first rotating shaft rotation, first rotating shaft is driven to drive telescopic rod straight
Line moves.Specifically, the external screw thread of above-mentioned telescopic rod and the internal thread hole of first rotating shaft centre are spirally connected.
The first gear is engaged with gear ring, and gear ring is mounted on the madial wall of change, and change is articulated in shell, shell
It is fixed on column.Change rotates, and drives gear ring rotation, gear ring to drive first gear rotation, the rotation of the change can be by outer
The motor in portion drives.
The madial wall of the change is equipped with one section of rack, and one section of rack is engaged with second gear, and second gear is mounted on
In second shaft；The crossbeam is hinged on the top of column by articulated shaft, and first pulley, first pulley are articulated on articulated shaft
On be wound with steel wire, one end of steel wire and the front end of crossbeam connect, and the other end of steel wire connects the second shaft.Second shaft is revolved
Turn, pulls steel wire, steel wire to pass through first pulley, front end pull-up or steel wire release of the steel wire by crossbeam, the front end of crossbeam is in weight
Suitable column is rotated down under force effect.
As described above, change rotates, and gear ring drives second connecting rod to rotate indirectly, and then column is made to be rotated relative to pedestal,
Meanwhile one section of rack drives steel wire, steel wire winding that crossbeam is pulled to be rotated up with respect to column indirectly, steel wire release, crossbeam is in weight
Opposite column is rotated down under force effect.The effect that column is folded with respect to pedestal, the opposite column of crossbeam folds can be improved in so design
Rate.Wherein, change rotates a circle, and one section of rack engages once with second gear, so designs, its role is to：First, crossbeam
Opposite column, column fold, are unfolded simultaneously with respect to pedestal simultaneously；Second, one section of rack is engaged with second gear intermittence, can
It effectively reduces external motor or manpower is conveyed to the power total amount of change.
Transcapsidation is installed in second shaft, transcapsidation is movably set in change, and the outer ring of transcapsidation opens up ring winding
The other end of slot, the steel wire is wrapped in winding slot.Transcapsidation rotates with respect to change, and transcapsidation is fixed with the second shaft to be connected
It connects.
Second rotary shaft hollow, first rotating shaft activity are plugged in the second shaft, and the first rotating shaft is with respect to second turn
Axis rotates.By above-mentioned design, the structure of entire driving mechanism is simplified very much, and the cooperation between parts is close and stablizes.Wherein,
The hollow space of second shaft passes through for the telescopic rod in first rotating shaft, and space is provided for the longer telescopic rod of length.
Third connecting rod is hinged on the crossbeam, third connecting rod is hinged with fourth link, and fourth link is hinged with column.Steel
Line pulls crossbeam to be rotated up with respect to column, until when third connecting rod and fourth link are on same straight line, crossbeam and column it
Between angle be 90 degree, at this point, third connecting rod, fourth link, crossbeam, column form right angle triangle.Third connecting rod and
Double leval jib is in dead-centre position, and crossbeam is enable to bear the power equipment active force downward to crossbeam.
Column is hinged on by the first articulated shaft on pedestal, and crossbeam is hinged on by articulated shaft on column, the first articulated shaft
Horizontally disposed with articulated shaft, the first articulated shaft is perpendicular to articulated shaft.Specifically, the first articulated shaft and articulated shaft spatial vertical.
Crossbeam is with respect to the Plane of rotation of column perpendicular to the Plane of rotation of the opposite pedestal of column.
The lifting hook is mounted on elevating mechanism, and elevating mechanism is mounted on crossbeam.Elevating mechanism can be hydraulic pressure
Cylinder, piston and the lifting hook connection of hydraulic cylinder.Alternatively, elevating mechanism can be screw body, the lead screw in screw body drives
The dynamic feed screw nut's lifting being spirally connected on it, lifting hook are connect with feed screw nut.
Description of the drawings
Following further describes the present invention with reference to the drawings：
Fig. 1 is a kind of structural schematic diagram of small-sized electric power equipment landing gear of the present invention；
Fig. 2 is the structural schematic diagram of driving mechanism 50 in Fig. 1；
Fig. 3 is the structural schematic diagram after Fig. 2 middle casings 56 are hidden；
Fig. 4 is the explosive view of Fig. 3.
Symbol description in figure：
10, pedestal；11, first connecting rod；12, second connecting rod；120, bar shaped sliding slot；13, slide bar；14, the first hinged seat；
140, the second articulated shaft；15, the second hinged seat；150, third articulated shaft；
20, lifting hook；
30, column；
40, crossbeam；41, first pulley；42, steel wire；43, transcapsidation；430, winding slot；44, third connecting rod；45, the 4th connects
Bar；
50, driving mechanism；51, telescopic rod；52, first gear；53, first rotating shaft；54, gear ring；55, change；56, shell
Body；57, one section of rack；58, second gear；59, the second shaft.
Specific implementation mode
Detailed description below is referring to figs. 1 to Fig. 4
A kind of small-sized electric power equipment landing gear includes lifting support frame on pedestal 10, is mounted on lifting support
The lifting hook 20 of top of the trellis, the bottom of the pedestal sets idler wheel.
The lifting support frame includes the column 30 being hinged on pedestal, the crossbeam 40 being hinged on column.Wherein, column
30 are hinged on by the first articulated shaft on pedestal 10, and crossbeam 40 is hinged on by articulated shaft on column, the first articulated shaft and hinged
Axis is horizontally disposed, and the first articulated shaft is perpendicular to articulated shaft.
The lifting hook 20 is mounted on the piston of hydraulic cylinder, and hydraulic cylinder is mounted on crossbeam 40.Hydraulic cylinder acts, and drives
Dynamic lifting hook lifting, lifting hook pull the power equipment lifting hung over thereon.
First connecting rod 11 is hinged on the pedestal 10, first connecting rod is hinged with second connecting rod 12, second connecting rod and column
30 is hinged；The second connecting rod opens up bar shaped sliding slot 120, and slide bar 13 is sliding combined in bar shaped sliding slot；It is set on the column 30
There are driving mechanism 50, the telescopic rod 51 of driving mechanism to be fixedly connected with slide bar, under the driving of driving mechanism, telescopic rod makees straight line
It is mobile.
The driving mechanism 50 includes the first gear 52 of rotation, and first gear is mounted in first rotating shaft 53, first turn
Axis is hollow, and the telescopic rod 51 is screwed onto in first rotating shaft.
The first gear 52 is engaged with gear ring 54, and gear ring is mounted on the madial wall of change 55, and change is articulated in shell
In 56, shell is fixed on column 30.
The madial wall of the change 55 is equipped with one section of rack 57, and one section of rack is engaged with second gear 58, second gear
In the second shaft 59；
The crossbeam 40 is hinged on the top of column 30 by articulated shaft, is articulated with first pulley 41 on articulated shaft, and first
Be wound with steel wire 42 on pulley, one end of steel wire and the front end of crossbeam connect, the other end of steel wire 42 be wrapped in transcapsidation 43 around
In wire casing 430, transcapsidation is mounted in the second shaft 59, and transcapsidation is movably set in change 55.Wherein, ring winding slot 430 is opened
It is located at the outer ring of transcapsidation.
Second shaft 59 is hollow, and 53 activity of first rotating shaft is plugged in the second shaft.
Third connecting rod 44 is hinged on the crossbeam 40, third connecting rod is hinged with fourth link 45, fourth link and column
30 is hinged.
In practical operation, undercarriage is unfolded, its step are as follows：The outer ring of change 55 is arranged with the second gear ring, the second gear ring
It is engaged with the gear on motor output shaft, motor action, change rotation；Change drives first gear 52 by gear ring 54 thereon
Rotation, first gear drive first rotating shaft 53 to rotate, and first rotating shaft driving is screwed onto the telescopic rod 51 in it and moves linearly, and stretches
The sliding in sliding slot 120 of bar driving slider 13, second connecting rod 12 are rotated relative to column 30, and second connecting rod drives 11 phase of first connecting rod
Pedestal 10 is rotated, until first connecting rod and second connecting rod are on same straight line, that is, first connecting rod and second connecting rod are in dead
Point position, at this point, column 30 is perpendicular to pedestal 10.
While above-mentioned change 55 rotates, one section of rack 57 driving second gear 58 thereon rotates, and second gear drives
Second shaft 59 rotates, and the second shaft drives transcapsidation 43 thereon to rotate, and transcapsidation winds steel wire 42, and steel wire pulls the end of crossbeam 40
Portion makes it be rotated relative to column 30, until when angle is 90 degree between crossbeam and column, at third connecting rod 44 and fourth link 45
In on same straight line, that is, third connecting rod and fourth link are in dead-centre position.
In practical operation, undercarriage is folded, its step are as follows：Change 55 is reversely rotated, transcapsidation 43 discharges wound thereon
Steel wire 42, staff acts on the hinged place of third connecting rod 44 and fourth link 45 with tool, makes third connecting rod and the 4th
Connecting rod bending, crossbeam 40 are rotated relative to column 30 under the effect of gravity, draw close column, i.e., are folded with column.
While above-mentioned change 55 rotates, telescopic rod 51 moves linearly in the opposite direction, pulling second connecting rod 12, and second
Connecting rod is bent with first connecting rod 11, so that column 30 is drawn close to pedestal 10, that is, column 30 is folded on pedestal 10.
The above content is only the better embodiment of the present invention, for those of ordinary skill in the art, according to the present invention
Thought, there will be changes in the specific implementation manner and application range, and the content of the present specification should not be construed as to this hair
Bright limitation.
Claims (5)
1. a kind of small-sized electric power equipment landing gear, including be mounted on pedestal (10) lifting support frame, be mounted on lifting support
The lifting hook (20) of top of the trellis, the bottom of the pedestal sets idler wheel；It is characterized in that：The lifting support frame includes being hinged on
Column (30) on pedestal, the crossbeam (40) being hinged on column, the lifting hook are mounted on crossbeam；
Column (30) is hinged on by the first articulated shaft on pedestal (10), and crossbeam (40) is hinged on by articulated shaft on column, the
One articulated shaft and articulated shaft are horizontally disposed, and the first articulated shaft is perpendicular to articulated shaft；
Be hinged with first connecting rod (11) on the pedestal (10), first connecting rod is hinged with second connecting rod (12), second connecting rod with it is vertical
Column (30) is hinged；The second connecting rod opens up bar shaped sliding slot (120), and slide bar (13) is sliding combined in bar shaped sliding slot；
The column (30) is equipped with driving mechanism (50), and the telescopic rod (51) of driving mechanism is fixedly connected with slide bar, is driving
Under the driving of mechanism, telescopic rod moves linearly；
The driving mechanism (50) includes the first gear (52) of rotation, and first gear is mounted in first rotating shaft (53), and first
Rotary shaft hollow, the telescopic rod (51) are screwed onto in first rotating shaft；
The first gear (52) is engaged with gear ring (54), and gear ring is mounted on the madial wall of change (55), and change is articulated in shell
In body (56), shell is fixed on column (30)；
The madial wall of the change (55) is equipped with one section of rack (57), and one section of rack is engaged with second gear (58), the second tooth
Wheel is mounted in the second shaft (59)；
The crossbeam (40) is hinged on the top of column (30) by articulated shaft, and first pulley (41) is articulated on articulated shaft, the
Steel wire (42) is wound on one pulley, one end of steel wire and the front end of crossbeam connect, and the other end of steel wire connects the second shaft.
2. a kind of small-sized electric power equipment landing gear as described in claim 1, it is characterised in that：Pacify on second shaft (59)
Equipped with transcapsidation (43), transcapsidation is movably set in change (55), and the outer ring of transcapsidation opens up ring winding slot (430), the steel wire
(42) the other end is wrapped in winding slot.
3. a kind of small-sized electric power equipment landing gear as described in claim 1, it is characterised in that：In second shaft (59)
Sky, first rotating shaft (53) activity are plugged in the second shaft.
4. a kind of small-sized electric power equipment landing gear as described in claim 1, it is characterised in that：It is hinged on the crossbeam (40)
Third connecting rod (44), third connecting rod is hinged with fourth link (45), and fourth link is hinged with column (30).
5. a kind of small-sized electric power equipment landing gear as described in claim 1, it is characterised in that：Lifting hook (20) installation
On elevating mechanism, elevating mechanism is mounted on crossbeam (40).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611223561.3A CN106809741B (en) | 2016-12-27 | 2016-12-27 | A kind of small-sized electric power equipment landing gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611223561.3A CN106809741B (en) | 2016-12-27 | 2016-12-27 | A kind of small-sized electric power equipment landing gear |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106809741A CN106809741A (en) | 2017-06-09 |
| CN106809741B true CN106809741B (en) | 2018-09-21 |
Family
ID=59110251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611223561.3A Active CN106809741B (en) | 2016-12-27 | 2016-12-27 | A kind of small-sized electric power equipment landing gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106809741B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107448750A (en) * | 2017-07-31 | 2017-12-08 | 重庆万建电子工程有限责任公司重庆第分公司 | A kind of video camera |
| CN107764740A (en) * | 2017-11-27 | 2018-03-06 | 中国航空综合技术研究所 | Adhesion test device |
| CN109292643B (en) * | 2018-10-30 | 2020-07-31 | 广东南桂起重机械有限公司 | Full-automatic intelligent three-dimensional storage crane |
| CN112551388A (en) * | 2020-12-22 | 2021-03-26 | 通州建总起重设备安装有限公司 | Portable small crane |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202004011037U1 (en) * | 2004-07-15 | 2004-09-09 | Vetter Fördertechnik GmbH | Mobile crane is mounted on stand supporting adjustable feet which have near free ends vertical adjusting screws which act on ground and are outside of stand when crane is in useful position |
| CN201268559Y (en) * | 2008-06-20 | 2009-07-08 | 杭州天恒机械有限公司 | Folding crane |
| CN103934401B (en) * | 2014-04-14 | 2015-08-05 | 章丘市荣升锻压有限公司 | The modified node method of forging charging and discharging machine claw beam part |
| CN104355244A (en) * | 2014-11-25 | 2015-02-18 | 广西大学 | Foldable movable small crane with detachable independent supporting rod for supporting work |
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2016
- 2016-12-27 CN CN201611223561.3A patent/CN106809741B/en active Active
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| CN106809741A (en) | 2017-06-09 |
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Effective date of registration: 20180817 Address after: 318050 No. 65 new avenue, Xinqiao Town, Luqiao District, Taizhou, Zhejiang. Applicant after: Xie Liping Address before: 523000 2, 205, innovation and Technology Park, Songshan Lake high tech Industrial Development Zone, Dongguan, Guangdong, China, 205 Applicant before: Dongguan Sheng Rong Automation Technology Co., Ltd. |
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