CN108995577A - A kind of lifting device and the caravan with the lifting device - Google Patents
A kind of lifting device and the caravan with the lifting device Download PDFInfo
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- CN108995577A CN108995577A CN201810931744.3A CN201810931744A CN108995577A CN 108995577 A CN108995577 A CN 108995577A CN 201810931744 A CN201810931744 A CN 201810931744A CN 108995577 A CN108995577 A CN 108995577A
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- lifting device
- lifting
- caravan
- positive
- leading screw
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60P—VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS
- B60P3/00—Vehicles adapted to transport, to carry or to comprise special loads or objects
- B60P3/32—Vehicles adapted to transport, to carry or to comprise special loads or objects comprising living accommodation for people, e.g. caravans, camping, or like vehicles
- B60P3/34—Vehicles adapted to transport, to carry or to comprise special loads or objects comprising living accommodation for people, e.g. caravans, camping, or like vehicles the living accommodation being expansible, collapsible or capable of rearrangement
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- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Forklifts And Lifting Vehicles (AREA)
Abstract
A kind of lifting device and caravan, lifting device include: decelerating motor and its circuit board；Transmission mechanism, comprising: bevel gear is installed at transmission shaft, both ends respectively；Two positive anti-leading screws, the bevel gear of positive anti-leading screw and the bevel gear of transmission shaft cooperate, and one end of every positive anti-leading screw is positive silk, and the other end is anti-silk, and every positive anti-leading screw is respectively mounted a positive silk sliding block and an anti-silk sliding block；Two one slide rails, slide block hanging is on sliding rail；Four lifting arms, upper end are connect by pivot with a sliding block, and lower end is connect by pivot with lower member；Two up and down balance system bars, one end is pivotally connected to upper component, the other end is pivotally connected to the middle part of without bevel gear one end the lifting arm positioned at positive anti-leading screw, every positive anti-leading screw is in rotation, positive silk sliding block and anti-silk sliding block in every positive anti-leading screw drive every lifting arm around pivoting positioned at lower end simultaneously towards or away from sliding.Device lifting is convenient, stable and safe.
Description
Technical field
The present invention relates to caravan and lifting device more particularly to caravan lifting devices.
Background technique
As continuous universal and development, requirement of the client to caravan of caravan industry are increasing.For reduction caravan volume
With the needs of windage, folding caravan is had developed in the industry.The lifting device of collapsible caravan requires safety, reliability very
Height, in addition, existing collapsible caravan is using the hydraulic lever system of hydraulic manual, it is necessary to which employment push-and-pull lifting, low efficiency rise
Drop is inconvenient.For this reason, it is necessary to improve existing elevating folding caravan mechanism.
Caravan includes self-propelled caravan and caravan trailer.The demand that self-propelled caravan goes up and down car body is small, but for
For caravan trailer, can folding bicycle be a highly advantageous advantage.
Summary of the invention
One of the object of the invention is to provide a kind of lifting device, so that lifting facilitates, and has stability and safety.
Another object of the present invention is to provide a kind of caravan with lifting device, so that caravan lifting convenience, and
There is stability and safety when lifting.
To achieve the above object, the present invention provides a kind of lifting device, comprising: decelerating motor and controls the decelerating motor
Circuit board, the decelerating motor are installed on the upper component connecting with the top of the lifting device；Transmission mechanism, comprising: transmission
Axis, is installed on the decelerating motor to transmit torque, installs a bevel gear respectively at the both ends of the transmission shaft；Two just
Anti-leading screw, one end of every positive anti-leading screw are equipped with a bevel gear, the bevel gear and transmission shaft one of every positive anti-leading screw
The bevel gear at end cooperates, so that the transmission shaft drives every positive anti-leading screw rotation, one end of every positive anti-leading screw is positive silk,
And the other end is anti-silk；Sliding block, including positive silk sliding block and anti-silk sliding block, every positive anti-leading screw are respectively mounted a positive silk sliding block and one
A anti-silk sliding block；Two one slide rails are mounted on the upper component connecting with the top of the lifting device, two one slide rail point
Not Wei Yu a positive anti-leading screw top so that the positive silk sliding block and anti-silk slide block hanging of every positive anti-leading screw are in an one slide rail
On；Four lifting arms, the upper end of every lifting arm are connect by pivot with a sliding block, lower end pass through pivot with the liter
The lower member connection of the bottom connection of falling unit；One end of two up and down balance system bars, every up and down balance system bar is connected by pivot
It is connected to the upper component connecting with the top of the lifting device, the other end is pivotally connected to positioned at positive anti-leading screw without umbrella shape
The middle part of a piece lifting arm of gear one end, wherein positive silk of the every positive anti-leading screw in rotation, in every positive anti-leading screw
Sliding block and anti-silk sliding block drive every lifting arm around pivoting for lower end is located at, to make simultaneously towards or away from sliding
The upper component connecting with the top of the lifting device rises or falls.
It is preferred that the following three pivot of the every lifting arm without bevel gear one end positioned at positive anti-leading screw
In line: the pivot of the upper end of the lifting arm；The pivot that up and down balance system bar is connect with the middle part of the lifting arm；The lifting
The pivot of the lower end of support arm.
It is preferred that the every lifting arm without bevel gear one end positioned at positive anti-leading screw is with bending
L shape is cranked arm, which, which cranks arm, has protrusion at middle part, the pivot setting that up and down balance system bar is connect with the middle part of the lifting arm
In the protrusion, so that the above three pivot of the lifting arm is in line.
It is preferred that the bevel gear is 90 degree of transmission gears of umbrella shape.
It is preferred that the lifting device further includes Digiplex, this is remotely controlled by regulating and controlling the circuit board
The operation of lifting device.
It is preferred that two one slide rail is respectively parallel to two positive anti-leading screws.
Compared with the lifting device of the prior art, during elevating folding, passed by the screw pair with positive anti-leading screw
Dynamic self-locking function can rise or drop at any time, will not generate sliding, slide.The setting of sliding rail keeps lifting steady, reliable.In addition, rising
The setting of drop balancing pole makes lifting arm smooth rotation, is the important guarantee that the present invention realizes smooth motion.Further, it is also possible to have
There is function of wireless remote control, keeps descending operation more convenient.Therefore, lifting device structure of the invention is easy, lifting convenience, and
With stability and safety.
On the other hand, the present invention also provides a kind of caravans, with lifting device above-mentioned, wherein fill with the lifting
The top connection set is caravan top cover, and what is connect with the bottom of the lifting device is the lower bracket chassis of caravan.
It is preferred that being equipped with front end between two lifting arms of the lifting device being located in front of caravan
Plate is equipped with end plate between two lifting arms positioned at caravan rear of the lifting device, when the lifting device makes
After the caravan top cover rises, the front end-plate forms a part of the front end face of caravan carriage, and the end plate forms room
A part of the rear end face in vehicle compartment.
It is preferred that the caravan further include the left plate being connect with the left side on the lower bracket chassis and with it is described
The right side plate of the right side connection on lower bracket chassis, before the lifting device makes the caravan top cover land, the left plate
The side rotation on the lower bracket chassis is surrounded with the right side plate and is folded to car.
It is preferred that the left plate and the right side plate surround the lower bracket chassis side rotation and to
Car folds, to lie against at the top of the lower bracket chassis.
Compared with the collapsible caravan of the prior art, the elevating folding features simple structure of caravan of the invention, lifting convenience, and
And there is stability and safety.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the embodiment of lifting device of the invention；
Fig. 2 is the schematic diagram of the embodiment of caravan of the invention；
Fig. 3 is the schematic diagram for removing the embodiment illustrated in fig. 2 of folding left plate and right side plate.
Appended drawing reference summarizes:
Sliding rail 1；Transmission shaft 2；Decelerating motor 3；90 degree of transmission gears 4 of umbrella shape；Positive silk sliding block 5；Lifting arm 6；Positive and negative silk
Thick stick 7；Up and down balance system bar 8；Lower member 9；Anti- silk sliding block 10；End pivoting 11 on up and down balance system bar；The lifting arm in gear distal side
Upper end pivoting 12；End pivoting 13 on the lifting arm of gear nearside；End pivoting 14 under up and down balance system bar；The lifting branch in gear distal side
End pivoting 15 under arm；End pivoting 16 under the lifting arm of gear nearside；Caravan top cover 17；Wheel 18；Lower bracket chassis 19；Rear end
Plate 20；Front end-plate 21；Left plate 22；Right side plate 23；Towing hook 24
Specific embodiment
Hereinafter, the embodiment of lifting device and caravan of the invention is described with reference to the accompanying drawings.
The embodiment recorded herein is specific specific embodiment of the invention, for illustrating design of the invention,
Be it is explanatory and illustrative, should not be construed as the limitation to embodiment of the present invention and the scope of the invention.Except recording herein
Embodiment outside, those skilled in the art can also be used based on the claim of this application book and specification disclosure of that
Obvious other technical solutions, these technical solutions include using to the embodiment recorded herein make it is any aobvious and
The technical solution for the substitutions and modifications being clear to.
The attached drawing of this specification is schematic diagram, aids in illustrating design of the invention, it is schematically indicated the shape of each section
And its correlation.Note that for the ease of clearly showing the structure of each component of embodiment of the present invention, each attached drawing it
Between not necessarily according to identical ratio draw.Identical reference marker is for indicating the same or similar part.In addition, in reference
When attached drawing is described, in order to express easily, noun of locality such as "upper", "lower" etc. is used, they do not constitute the knot to feature
Structure specifically limits.
Fig. 1 is the overall structure diagram of the embodiment of lifting device of the invention.The top and top of the lifting device
Component connection, bottom is connect with lower member, for going up and down upper component.Lower member 9 shown in this figure, but not
Upper component is shown.
Referring to Fig. 1, which includes power mechanism, electrical control mechanism, transmission mechanism, lifting arm and up and down balance system
Bar.Power mechanism includes decelerating motor 3, and electrical control mechanism includes the circuit board for controlling the decelerating motor 3, the decelerating motor 3 installation
In on the upper component that the top with the lifting device is connect.Upper component be not only the component and power mechanism gone up and down,
The support member of electrical control mechanism and transmission mechanism.
Transmission mechanism includes: transmission shaft 2；Two positive anti-leading screws 7；Sliding block, including positive silk sliding block 5 and anti-silk sliding block 10；With
And two one slide rail 1.
Transmission shaft 2 is installed on decelerating motor 3 to transmit torque, installs a umbrella shape respectively at the both ends of the transmission shaft 2
90 degree of transmission gears 4, one end of every positive anti-leading screw 7 are equipped with 90 degree of transmission gears 4 of a umbrella shape, every positive anti-leading screw 7
90 degree cooperations of transmission gears 4 of umbrella shape of 90 degree of transmission gears 4 of umbrella shape and 2 one end of transmission shaft so that transmission shaft 2 drive every it is positive and negative
Lead screw 7 rotates.Cooperation between two groups of umbrella shapes, 90 degree of transmission gears 4, but also two positive anti-leading screws 7 are parallel, and with transmission
Axis 2 is vertical.
Although in the present embodiment every it is positive between anti-leading screw 7 and transmission shaft 2 use 90 degree transmission gears 4 of umbrella shape,
Invention can also use the umbrella shape transmission gear of other angles, that is to say, that can also be used in addition to orthogonal, between bevel gear tiltedly
The form of friendship or axis bias.
One end of every positive anti-leading screw 7 is positive silk, and the other end is anti-silk, and positive anti-leading screw is also therefore gained the name.Correspondingly, often
The positive anti-leading screw 7 of root installs a positive silk sliding block 5 at one end, and installs an anti-silk sliding block 10 in the other end.
It is an one slide rail 1 respectively in the top of two positive anti-leading screws 7, in the present embodiment, the cunning of positive anti-leading screw 7 and top
Rail 1 is parallel, in fact, two positive anti-leading screws 7 and two one slide rails 1 are parallel to each other.Certainly, the present invention also can be structured as two
Positive anti-leading screw 7 is simultaneously not parallel, that is, intersects, for example, when the bevel gear between positive anti-leading screw and transmission shaft is not using 90 degree of biographies
When moving gear.Sliding rail 1 is mounted on aforementioned upper component, the positive silk sliding block 5 of every positive anti-leading screw 7 and the suspension of anti-silk sliding block 10
In on an one slide rail 1, sliding rail 1 plays support slipper and makes sliding block along lead screw smooth sliding.
The present embodiment shares four lifting arms 6, and the upper end of every lifting arm 6 is connect by pivot with a sliding block,
Lower end is connect by pivot with lower member 9.On the basis of the transmission gear 4 of every 7 one end of positive anti-leading screw, every lead screw 7
With 4 closer one from transmission gear sliding blocks and 4 farther away one from transmission gear sliding blocks, correspondingly, from transmission gear 4 compared with
A close sliding block and 4 farther away one from transmission gear sliding blocks be connected to gear distal side a lifting arm 6 and
A piece lifting arm 6 of gear nearside.As shown in Figure 1, the lifting branch from the point of view of a positive anti-leading screw 7, in gear distal side
Pivot between arm 6 and sliding block is end pivoting 12 on the lifting arm in gear distal side, and in a lifting arm 6 of gear nearside
Pivot between sliding block is end pivoting 13 on the lifting arm of gear nearside.In addition, a lifting arm 6 in gear distal side
Pivot between lower member 9 be gear distal side lifting arm under end pivoting 15, and a lifting of gear nearside branch
Pivot between arm 6 and lower member 9 be gear distal side lifting arm under end pivoting 16.
Every positive anti-leading screw 7 is in rotation, positive silk sliding block 5 and the same phase of anti-silk sliding block 10 in every positive anti-leading screw 7
To or opposite sliding, drive every lifting arm 6 around pivoting for lower end is located at, to make and connect at the top of the lifting device
The upper component connect rises or falls.During elevating folding, due to the self-locking function of the screw pair gear transmission with positive anti-leading screw
Can, thus lifting device can rise or drop at any time, not slide during liter or drop, not slide, such self-locking function ensure that
The stability and safety of lifting device.
It should be noted that further including two up and down balance system bars 8, one end of every up and down balance system bar 8 in the present embodiment
(i.e. upper end) is pivotally connected to upper component, and upper component plays a supportive role to up and down balance system bar 8, every up and down balance system bar
8 other end (i.e. lower end) is pivotally connected at the middle part of a lifting arm 6 in gear distal side, the one of gear distal side
Root lifting arm 6 that is to say the lifting arm 6 without 90 degree of 4 one end of transmission gear of umbrella shape positioned at positive anti-leading screw 7.Up and down balance system bar
8 main function is to make to be supported by when two sliding blocks of every positive anti-leading screw 7 gradually move towards and concentrate in the middle part of lead screw
The lifting device top of upper component is able to maintain balance, avoids shaking caused by the concentration due to lifting device supporting point.
In addition, two sliding blocks of either every positive anti-leading screw 7 are gradually opposite or are moved away from when with up and down balance system bar 8,
Also the movement of lifting device can be made more steady.The setting of up and down balance system bar makes lifting arm smooth rotation, is lifting device reality
The important guarantee of existing smooth motion.
It is preferably located at following three pivots of the every lifting arm 6 in gear distal side in line: the liter in gear distal side
End pivoting 12 on descending branch arm；End pivoting 14 under the up and down balance system bar being connect with the middle part of the lifting arm 6；The lifting in gear distal side
End pivoting 15 under support arm.It was verified that when this pivot in line when, which can smoothly rotate.
As shown in Figure 1, positioned at positive anti-leading screw 7 without the every of 90 degree of 4 one end of transmission gear of umbrella shape (that is, being located at gear distal side)
Root lifting arm 6 is that the L shape with bending is cranked arm, which cranks arm has in protrusion, with the lifting arm 6 at middle part
Portion connection up and down balance system bar under end pivoting 14 be set on the protrusion, enable three pivots of the lifting arm 6 at
One straight line.The protrusion for example can be a short strut.The bending angle cranked arm generally is advisable with obtuse angle.The shape cranked arm
Shape and size can be designed according to the specific structure and application of specific lifting device, and those skilled in the art can be realized
To the design cranked arm.The basic principle of design is to guarantee the structurally reasonable, compact of smooth rotation and lifting device of cranking arm.
The lifting device of the present embodiment can with control can manually or be remotely controlled, be preferably remotely controlled, more specifically
It is wireless remote control.Although Digiplex is not shown in the accompanying drawings, the lifting device of the present embodiment may include wireless remote control
Device, Digiplex are electrically connected with the control circuit board of lifting device, pass through the operation of circuit for regulating and controlling plate remote control lift device.
Control circuit board includes the control circuit board of decelerating motor above-mentioned.Since the lifting with Digiplex, the present embodiment fills
Set operate it is very convenient.
Lifting device of the invention can be applied to different lifting occasions, make as needed superstructure rise and under
Drop.A kind of preferred application mode of lifting device of the invention is to be applied to caravan.The car body of self-propelled caravan can also fold
Lifting, but the demand that self-propelled caravan goes up and down car body is small.For caravan trailer, car body folding liftable can change
Become car body volume, so that reduction car body volume and windage, such function are meaningful for caravan trailer if necessary.Under
Face illustrates caravan of the invention referring to Fig. 2 and 3.
Fig. 2 shows the embodiments for the caravan for being equipped with lifting device of the invention.
As shown in Fig. 2, the caravan includes lifting device, caravan top cover 17, lower bracket chassis 19, wheel 18 and towing hook 24.
Wherein, caravan top cover 17 is upper component, is connect with the top of lifting device；Lower bracket chassis 19 is lower member, with lifting
The bottom of device connects.Towing hook 24 is a part of the caravan, for connecting trailer.The principle and structure of the lifting device are with before
It is identical to state embodiment.In this embodiment, caravan is caravan trailer, and only there are two wheels 18 for tool.But, of the invention to pull
Formula caravan can be three wheels, four wheels, or more wheel, be also possible to no wheel.
Front end-plate 21, the position of lifting device are installed between two lifting arms 6 of lifting device being located in front of caravan
End plate 20 is installed between two lifting arms 6 at caravan rear, after lifting device rises caravan top cover 17, front end
Plate 21 forms a part of the front end face of caravan carriage, and end plate 20 forms a part of the rear end face of caravan carriage.
In addition, caravan further includes the left plate 22 connecting with the left side on lower bracket chassis 19 and the right side with lower bracket chassis 19
The right side plate 23 of side connection needs to enclose left plate 22 and right side plate 23 before lifting device makes caravan top cover 17 land
It rotates around the side on lower bracket chassis 19 and is folded to car.When lifting device rises caravan top cover 17, then left plate 22
The a part in car body compartment is erected into around the side rotation on lower bracket chassis 19 with right side plate 23.Left plate 22
Folding with right side plate 23 can be may be designed in and be automatically brought into operation with manual hand manipulation.
After left plate 22 and right side plate 23 are folded to car around the side rotation on lower bracket chassis 19, it can lay flat
In 19 top of lower bracket chassis.
For the structure convenient for more clearly understanding the caravan of the present embodiment, also offer schematic diagram 3, compared with Fig. 2, the Fig. 3
Folding left plate and right side plate are removed, the top on lower bracket chassis 19 is without covering in figure, so as to see lower branch
The inner space on frame chassis 19.
Referring to fig. 2 with 3, after lifting device decline, caravan top cover 17 farthest close to lower bracket chassis 19, makes vehicle
Body volume greatly reduces；And after lifting device rises, caravan top cover 17 increases, front end-plate 21, end plate 20,22 and of left plate
Right side plate 23 is formed as a part of car body carriage side, and car body compartment increases, and car body volume is restored to maximum.
Caravan of the invention uses lifting device of the invention, and can design with unique car body carriage side
Folding mode, therefore, the elevating folding features simple structure of caravan of the invention, lifting convenience, and have stability and safety
Property.
The embodiment of lifting device and caravan of the invention is illustrated above, its object is to explain the present invention
Spirit.It note that those skilled in the art can be without departing from the spirit of the invention to the respective embodiments described above
Feature modify and combine, therefore, the present invention is not limited to the respective embodiments described above.For lifting device of the invention and
The specific features of caravan as shape, size and position can it is above-mentioned disclosed in the effect of feature specifically designed, these designs
It is that those skilled in the art can be realized.Moreover, each technical characteristic of above-mentioned disclosure be not limited to it is disclosed with it is other
The combination of feature, those skilled in the art can also carry out other combinations between each technical characteristic according to the purpose of invention, with reality
Subject to the purpose of the existing present invention.
Claims (10)
1. a kind of lifting device characterized by comprising
Decelerating motor and the circuit board for controlling the decelerating motor, which, which is installed on, connect with the top of the lifting device
On upper component；
Transmission mechanism, comprising:
Transmission shaft, is installed on the decelerating motor to transmit torque, installs a umbrella shape tooth respectively at the both ends of the transmission shaft
Wheel；
Two positive anti-leading screws, one end of every positive anti-leading screw are equipped with a bevel gear, the bevel gear of every positive anti-leading screw
Cooperate with the bevel gear of transmission shaft one end, so that the transmission shaft drives every positive anti-leading screw to rotate, every positive anti-leading screw
One end is positive silk, and the other end is anti-silk；
Sliding block, including positive silk sliding block and anti-silk sliding block, every positive anti-leading screw are respectively mounted a positive silk sliding block and an anti-silk sliding block；
Two one slide rails are mounted on the upper component connecting with the top of the lifting device, and two one slide rail is located at
The top of a piece positive anti-leading screw, so that the positive silk sliding block and anti-silk slide block hanging of every positive anti-leading screw are on an one slide rail；
Four lifting arms, the upper end of every lifting arm are connect by pivot with a sliding block, lower end pass through pivot with this
The lower member connection of the bottom connection of lifting device；
Two up and down balance system bars, one end of every up and down balance system bar, which is pivotally connected to, to be connect with the top of the lifting device
Upper component, the other end are pivotally connected in without bevel gear one end a lifting arm for positive anti-leading screw
Portion,
Wherein, every positive anti-leading screw is in rotation, positive silk sliding block and anti-silk sliding block in every positive anti-leading screw simultaneously in opposite directions or
Opposite sliding drives every lifting arm around being located at pivoting for lower end, thus make to connect with the top of the lifting device
Upper component rises or falls.
2. lifting device as described in claim 1, which is characterized in that
Positioned at positive anti-leading screw the every lifting arm without bevel gear one end following three pivot in line: the lifting branch
The pivot of the upper end of arm；The pivot that up and down balance system bar is connect with the middle part of the lifting arm；The pivot of the lower end of the lifting arm.
3. lifting device as claimed in claim 2, which is characterized in that
The every lifting arm without bevel gear one end positioned at positive anti-leading screw is that the L shape with bending is cranked arm, which cranks arm
There is protrusion at middle part, the pivot that up and down balance system bar is connect with the middle part of the lifting arm is set to the protrusion, so that should
The above three pivot of lifting arm is in line.
4. lifting device as described in claim 1, which is characterized in that
The bevel gear is 90 degree of transmission gears of umbrella shape.
5. lifting device as described in claim 1, which is characterized in that
The lifting device further includes Digiplex, the operation for being remotely controlled the lifting device by regulating and controlling the circuit board.
6. lifting device as described in claim 1, which is characterized in that
Two one slide rail is respectively parallel to two positive anti-leading screws.
7. a kind of caravan, which is characterized in that have such as lifting device of any of claims 1-6, wherein with it is described
The top connection of lifting device is caravan top cover, and what is connect with the bottom of the lifting device is the lower bracket chassis of caravan.
8. caravan as claimed in claim 7, which is characterized in that
Front end-plate, the position of the lifting device are installed between two lifting arms of the lifting device being located in front of caravan
End plate is installed between two lifting arms at caravan rear, after the lifting device rises the caravan top cover,
The front end-plate forms a part of the front end face of caravan carriage, and the end plate forms one of the rear end face of caravan carriage
Point.
9. lifting device as claimed in claim 7, which is characterized in that
The caravan further includes the left plate connecting with the left side on the lower bracket chassis and the right side with the lower bracket chassis
The right side plate of connection, before the lifting device makes the caravan top cover land, the left plate and the right side plate enclose
It rotates around the side on the lower bracket chassis and is folded to car.
10. lifting device as claimed in claim 9, which is characterized in that
The left plate and the right side plate surround the side rotation on the lower bracket chassis and fold to car, to lay flat
At the top of the lower bracket chassis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810931744.3A CN108995577A (en) | 2018-08-16 | 2018-08-16 | A kind of lifting device and the caravan with the lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810931744.3A CN108995577A (en) | 2018-08-16 | 2018-08-16 | A kind of lifting device and the caravan with the lifting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108995577A true CN108995577A (en) | 2018-12-14 |
Family
ID=64592982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810931744.3A Pending CN108995577A (en) | 2018-08-16 | 2018-08-16 | A kind of lifting device and the caravan with the lifting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108995577A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109823256A (en) * | 2019-03-15 | 2019-05-31 | 山东奥斯登房车有限公司 | A kind of camper |
| CN113146505A (en) * | 2021-04-13 | 2021-07-23 | 杨春花 | Auxiliary installation device for transmission shaft of heavy vehicle |
| CN114786995A (en) * | 2019-08-23 | 2022-07-22 | 杰卡工业有限公司 | Actuator and lifting system for camping trailer |
-
2018
- 2018-08-16 CN CN201810931744.3A patent/CN108995577A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109823256A (en) * | 2019-03-15 | 2019-05-31 | 山东奥斯登房车有限公司 | A kind of camper |
| CN114786995A (en) * | 2019-08-23 | 2022-07-22 | 杰卡工业有限公司 | Actuator and lifting system for camping trailer |
| CN114786995B (en) * | 2019-08-23 | 2023-11-28 | 杰卡工业有限公司 | Actuator and lifting system for camping trailer |
| US11981246B2 (en) | 2019-08-23 | 2024-05-14 | Jacka Industries Pty Ltd | Actuator and lift system for a camper trailer |
| CN113146505A (en) * | 2021-04-13 | 2021-07-23 | 杨春花 | Auxiliary installation device for transmission shaft of heavy vehicle |
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Application publication date: 20181214 |