CN207774692U - A kind of portable crane boom - Google Patents
A kind of portable crane boom Download PDFInfo
- Publication number
- CN207774692U CN207774692U CN201820184759.3U CN201820184759U CN207774692U CN 207774692 U CN207774692 U CN 207774692U CN 201820184759 U CN201820184759 U CN 201820184759U CN 207774692 U CN207774692 U CN 207774692U
- Authority
- CN
- China
- Prior art keywords
- supporting rack
- crane
- hinged
- crane boom
- support shaft
- 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.)
- Active
Links
Landscapes
- Jib Cranes (AREA)
Abstract
The utility model discloses a kind of portable crane booms, the crane boom includes the first supporting rack, is hinged on first supporting rack one end crane, one end are hinged on the second supporting rack in the middle part of the first supporting rack and are lifted the jack of crane, the other end of first supporting rack is provided with support shaft, the both ends of support shaft are installed with an idler wheel, the both ends of crane are both provided with the rack of a placement weight, jack is fixedly mounted in support shaft, and the piston rod of jack is hinged on the second supporting rack.The utility model is equipped with idler wheel on the first supporting rack, is convenient for crane boom shift position；In use, as long as user controls the lifting that handle realizes crane；When not in use, the first supporting rack and the second supporting rack foldable for storage, are not take up storage space.
Description
Technical field
The utility model is related to a kind of hoisting machinery technical field more particularly to a kind of portable crane booms.
Background technology
Automobile is a kind of vehicle carried by power drive, the non-track with 4 or 4 or more wheels, is used for generation
Step, offers convenience to the trip of people, and deep to be liked by numerous people, the ownership of automobile also rises year by year, it is ensured that automobile
Normal use, periodically to detect, maintain automobile, maintenance automobile can only go the progress such as the shops 4S or repair shop, when detection vapour
Dedicated lifting equipment or middle part can only be used to open up reeded place when car bottom, dedicated lifting equipment is fixedly mounted
On the ground so that vehicle will be driveed to designated position, and make autoist that can not voluntarily check bottom of car, be made to automobile
User makes troubles profit.
Invention content
(1) technical problems to be solved
The technical problem to be solved by the present invention is to provide it is a kind of it is easy to carry, can load-bearing weight it is big and easy to operate
Crane boom.
(2) technical solution
In order to solve the above technical problems, the utility model provides a kind of portable crane boom, which includes the
One supporting rack, the crane for being hinged on first supporting rack one end, one end be hinged on the second supporting rack in the middle part of the first supporting rack, with
And the jack of lifting crane, the other end of the first supporting rack are provided with support shaft, the both ends of support shaft are installed with
One idler wheel, the both ends of crane are both provided with the rack of a placement weight, and jack is fixedly mounted in support shaft, jack
Piston rod connect with the second supporting rack.
Wherein, locking system is provided between the second supporting rack and support shaft, locking system includes that one end is hinged on second
Slide plate and one end on supporting rack are hinged on the jam plate in support shaft, and lock shaft is provided on jam plate, is uniformly provided on slide plate more
A latch hook for accommodating lock shaft.
Wherein, it is provided with slide-bar on jam plate, sliding slot is offered on slide plate, slide-bar passes through sliding slot.
Wherein, be provided with balancing pole between crane and the second supporting rack, the both ends of balancing pole be respectively hinged at crane,
On second supporting rack.
Wherein, mounting hole is offered on crane, rack is provided with the installation axle being inserted into mounting hole.
Wherein, locating shaft is installed between crane and rack, offers first positioning hole on crane, in installation axle
Multiple second location holes are uniformly provided with, locating shaft sequentially passes through first positioning hole and second location hole.
Wherein, it is installed with draw ring above locating shaft.
(3) advantageous effect
Compared with prior art, the utility model is equipped with idler wheel on the first supporting rack, is convenient for crane boom shift position；
In use, as long as user controls the lifting that handle realizes crane；When not in use, the first supporting rack and the second support
Frame foldable for storage, is not take up storage space；It is widely used in the lifting of vehicle, convenient for detection, maintenance vehicle bottom.
Description of the drawings
Fig. 1 is the structural schematic diagram of the portable crane boom of the utility model.
Fig. 2 is the portions the A enlarged drawing of Fig. 1.
Fig. 3 is the portions the B enlarged drawing of Fig. 1.
Fig. 4 is the structural schematic diagram of the slide plate of the portable crane boom of the utility model.
In figure, the first supporting racks of 1-；2- cranes；The second supporting racks of 3-；4- support shafts；5- idler wheels；6- racks；7- is flat
Weigh bar；8- locating shafts；9- jack；10- slide plates；11- jam plates；21- mounting holes；22- first positioning holes；31- articulated shafts；32-
Hinged seat；33- limit shafts；34- struts；61- installation axles；62- second location holes；81- draw rings；91- piston rods；92- hydraulic pumps；
93- hydraulic cylinders；94- pedestals；95- handles；96- springs；101- latch hooks；102- sliding slots；111- lock shafts；112- slide-bars.
Specific implementation mode
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Embodiment cannot be used for limiting the scope of the utility model for illustrating the utility model.
The structural schematic diagram of the utility model crane boom is as shown in Figure 1, the crane boom includes the first supporting rack 1, is hinged on
The crane 2 of 1 one end of the first supporting rack, one end are hinged on the second supporting rack 3 and the lifting lifting at 1 middle part of the first supporting rack
The other end of the jack 9 of frame 2, the first supporting rack 1 is provided with support shaft 4, and the both ends of support shaft 4 are installed with an idler wheel
5, the both ends of crane 2 are both provided with the rack 6 of a placement weight, and jack 9 is fixedly mounted in support shaft 4, jack 9
Piston rod 91 connect with the second supporting rack 3.When crane boom is lifted, the other end and idler wheel of the second supporting rack 3 are resisted against ground
Face supports crane.
It is provided with articulated shaft 31 as shown in Fig. 2, being hinged on above-mentioned second supporting rack 3 on that end of first supporting rack, it should
A hinged seat 32 is hinged on articulated shaft 31, above-mentioned piston rod 91 is resisted against the hinged seat 32, is arranged on the hinged seat 32 limited
Position axis 33, to limit the stretching direction of piston rod.
The other end of above-mentioned second supporting rack 3 is provided with strut 34, which is resisted against ground, plays a supporting role.
Locking system is provided between above-mentioned second supporting rack 3 and support shaft 4, locking system includes that one end is hinged on second
Slide plate 10 and one end on supporting rack 3 are hinged on the jam plate 11 in support shaft 4, are provided with lock shaft 111 on jam plate 11, on slide plate 10
Multiple latch hooks 101 for accommodating lock shaft 111 are uniformly provided with, as shown in Figure 4.When locking, lock shaft slides in any latch hook, makes
One supporting rack, the second supporting rack are more firm, prevent unexpected landing.
It is provided with slide-bar 112 on jam plate 11, sliding slot 102 is offered on slide plate 10, slide-bar 112 passes through sliding slot 102, the sliding slot
102 be bar slot, plays guiding role, and play certain restriction effect to the sliding of slide plate.
Be provided with balancing pole 7 between crane 2 and the second supporting rack 3, the both ends of balancing pole 7 be respectively hinged at crane 2,
On second supporting rack 3, ensures crane vertical lift, avoid run-off the straight.
As shown in figure 3, offering mounting hole 21 on above-mentioned crane 2, rack 6 is provided with the peace being inserted into mounting hole 21
Fill axis 61.
Locating shaft 8 is installed between above-mentioned crane 2 and rack 6, first positioning hole 22 is offered on crane 2, is pacified
Multiple second location holes 62 are uniformly provided on dress axis 61, locating shaft 8 sequentially passes through first positioning hole 22 and second location hole 62,
It can be used for adjusting the distance that rack stretches out outside the crane, with the vehicle suitable for different in width.
The top of above-mentioned locating shaft 8 is installed with draw ring 81 and pulls up positioning when rack position is placed in adjustment convenient for user
Axis.
Above-mentioned jack 9 includes hydraulic pump 92, hydraulic cylinder 93, piston rod 91 and pedestal 94, and pedestal 94 is fixedly mounted on branch
Support on axis 4, which is mounted in the hydraulic cylinder 93, offered on pedestal 94 connection hydraulic pump 92 and hydraulic cylinder 93 into
Oil pipe line is equipped with check valve (not shown) on the oil inlet pipe, and connection hydraulic pump 92 and liquid are further opened on pedestal 94
The drain line of cylinder pressure 93 is provided with gate gurgle valve on the drain line；It is provided on the hydraulic pump 92 and controls check valve opening
Handle 95, the handle and pedestal be provided with resetting apparatus, which can be spring 96, when user decontrols handle
When, which resets under the reset response of spring, to make closed check valve.
In use, crane boom is positioned over bottom of car, handle is controlled, so that check valve is opened, the hydraulic oil in hydraulic pump
Into in hydraulic cylinder, to make piston rod outward movment, drives the second supporting rack around the rotating middle part of the first supporting rack, make first
Supporting rack, the second supporting rack separate, and are in gradually " people " set up of character patt ern, while slide plate being driven to rotate, so that lock shaft is slid into latch hook, make
Second supporting rack and the first supporting rack supporting ＆ stablizing；After use, gate gurgle valve is opened, hydraulic oil is so slow that be flow back into out of hydraulic cylinder
In hydraulic pump, crane is also slowly toward declining, until tire is down to ground, at this point, the first supporting rack and the second supporting rack are rolled over
It is folded.The utility model is equipped with idler wheel on the first supporting rack, is convenient for crane boom shift position；In use, as long as user is controlled
Handle processed can realize the lifting of crane；When not in use, the first supporting rack and the second supporting rack foldable for storage, are not take up
Storage space.The utility model is suitable for family, repair shop etc., and for being lifted vehicle (such as car, beach buggy etc.), electric appliance is set
It is standby etc..
It these are only preferred embodiments of the present invention, it is noted that for the ordinary skill people of the art
Member for, without deviating from the technical principle of the utility model, several improvements and modifications can also be made, these improve and
Retouching also should be regarded as the scope of protection of the utility model.
Claims (7)
1. a kind of portable crane boom, it is characterised in that：The crane boom includes the first supporting rack (1), it is described to be hinged on
The crane (2) of the first supporting rack (1) one end, one end be hinged on the second supporting rack (3) in the middle part of first supporting rack (1),
And the jack (9) of the lifting crane (2), the other end of first supporting rack (1) are provided with support shaft (4), institute
The both ends for stating support shaft (4) are installed with an idler wheel (5), and the both ends of the crane (2) are both provided with a placement weight
Rack (6), the jack (9) is fixedly mounted in the support shaft (4), the piston rod of the jack (9) and institute
State the second supporting rack (3) connection.
2. portable crane boom according to claim 1, it is characterised in that：Second supporting rack (3) with it is described
Locking system is provided between support shaft (4), the locking system includes the cunning that one end is hinged on second supporting rack (3)
Plate (10) and one end are hinged on the jam plate (11) in the support shaft (4), and lock shaft (111), institute are provided on the jam plate (11)
It states and is uniformly provided with multiple latch hooks (101) for accommodating the lock shaft (111) on slide plate (10).
3. portable crane boom according to claim 2, it is characterised in that：It is provided with slide-bar on the jam plate (11)
(112), sliding slot (102) is offered on the slide plate (10), the slide-bar (112) passes through the sliding slot (102).
4. portable crane boom according to claim 1, it is characterised in that：The crane (2) and described second
It is provided with balancing pole (7) between supporting rack (3), the both ends of the balancing pole (7) are respectively hinged at the crane (2), described
On second supporting rack (3).
5. portable crane boom according to claim 1, it is characterised in that：Peace is offered on the crane (2)
It fills hole (21), the rack (6) is provided with the installation axle (61) being inserted into the mounting hole (21).
6. portable crane boom according to claim 5, it is characterised in that：The crane (2) and the placement
Locating shaft (8) is installed between frame (6), offers first positioning hole (22) on the crane (2), on the installation axle (61)
Multiple second location holes (62) are uniformly provided with, the locating shaft (8) sequentially passes through the first positioning hole (22) and described
Two location holes (62).
7. portable crane boom according to claim 6, it is characterised in that：The top of the locating shaft (8) is fixed
Draw ring (81) is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820184759.3U CN207774692U (en) | 2018-02-02 | 2018-02-02 | A kind of portable crane boom |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820184759.3U CN207774692U (en) | 2018-02-02 | 2018-02-02 | A kind of portable crane boom |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207774692U true CN207774692U (en) | 2018-08-28 |
Family
ID=63211161
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820184759.3U Active CN207774692U (en) | 2018-02-02 | 2018-02-02 | A kind of portable crane boom |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207774692U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110980576A (en) * | 2019-12-30 | 2020-04-10 | 武昌船舶重工集团有限公司 | Equipment fixing hoisting apparatus |
-
2018
- 2018-02-02 CN CN201820184759.3U patent/CN207774692U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110980576A (en) * | 2019-12-30 | 2020-04-10 | 武昌船舶重工集团有限公司 | Equipment fixing hoisting apparatus |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US2675209A (en) | Hydraulic floor crane | |
| CN204549899U (en) | Telescopic foldable hoisting machine | |
| CN201637433U (en) | Rotating bracket for spherical tank inspection | |
| CN104876135B (en) | Folding tower crane with automatic locking and unlocking functions | |
| CN207774692U (en) | A kind of portable crane boom | |
| US20180319008A1 (en) | Self Lifting Automotive Engine Stand | |
| CN207226698U (en) | Horizontal electric power cable housing equipment | |
| CN207453990U (en) | The fixed pin safety beam trolley of circular jacked piles with small section concrete- liner | |
| CN208916674U (en) | A kind of disconnecting switch lifting device | |
| CN202072413U (en) | Lifting frame | |
| CN206351695U (en) | A kind of lift logistic car | |
| CN210338014U (en) | Water pump auxiliary transfer device | |
| CN205668582U (en) | A kind of logistics movable stand being moved easily and positioning | |
| CN209259349U (en) | Cable pay-off rack | |
| CN205892583U (en) | A base for christmas tree or production tree hoist device | |
| CN111041999A (en) | Hanging basket traveling system with easy-to-control synchronism | |
| CN205914754U (en) | Sandbox overturning device | |
| CN206719116U (en) | A kind of Vehicle mounted station safeguards display apparatus supporting structure | |
| CN206888658U (en) | A kind of power construction is stood up device with shaft tower | |
| CN205706780U (en) | A kind of lifting utility cart | |
| CN211582451U (en) | Adjustable electric automobile supporting table | |
| CN213623192U (en) | Anti-toppling structure of pipeline anticorrosion heat-insulation scaffold | |
| CN105565246B (en) | A kind of pitch truck tank entrucking oil filling riser device | |
| CN207260548U (en) | A kind of interior of building chooses sky position construction suspension scaffold | |
| CN107253487A (en) | Fold mountain region derrick car and detection folds mountain region derrick car |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |