CN110304120A - A kind of adjustable multifunctional transport vehicle - Google Patents
A kind of adjustable multifunctional transport vehicle Download PDFInfo
- Publication number
- CN110304120A CN110304120A CN201910507987.9A CN201910507987A CN110304120A CN 110304120 A CN110304120 A CN 110304120A CN 201910507987 A CN201910507987 A CN 201910507987A CN 110304120 A CN110304120 A CN 110304120A
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- Prior art keywords
- transport vehicle
- frame
- frame side
- fence
- gear
- 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
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B3/00—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor
- B62B3/02—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor involving parts being adjustable, collapsible, attachable, detachable or convertible
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B5/00—Accessories or details specially adapted for hand carts
- B62B5/0003—Adaptations for loading in or on a vehicle
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Handcart (AREA)
Abstract
The invention discloses adjustable multi-functional transport vehicles, including multiple frame sides, telescoping mechanism is installed to form the bottom frame of transport vehicle in opposite junction on two adjacent frame sides, telescoping mechanism is used to adjust the width and length of transport vehicle, the top on each frame side is equipped with support portion, and in the frame in the upper height for being equipped with elevating mechanism with for conditioning box while；Elevating mechanism includes the elevating lever being arranged on frame side and the universal wheel by elevating lever driving；Gear on when telescoping mechanism includes the flexible framework being mounted on frame in and is mounted on frame under the action of gear for driving the frame side connecting with gear to stretch.The leveling of the position of elevating lever in the horizontal direction is adjusted in transport precision devices, so that the horizontal position of precision equipment in transit, the telescoping mechanism being arranged between adjacent frame side can adjust the size of transport vehicle, mobile to guarantee and the contact surface of precision equipment is smooth avoids damaging on the flexible adjustment time-frame side of bottom frame.
Description
Technical field
The invention belongs to equipment technology field of transport, more particularly, to a kind of adjustable multifunctional transport vehicle.
Background technique
In the workshop transformation project of enterprise, due to equipment update and need in the original production and processing workshop of enterprise
Interior dismounting existing equipment, and will be newly substituted in the original location into equipment newly into equipment after existing equipment dismounting.In practice of construction
In, it is especially produced, in the production and processing workshop of chip manufacturing enterprise in medicine, due to being set in the workshop interior space and workshop
Standby, process pipe limitation, fork truck and crane can not be installed and used, and traditional trailer transportation can only be relied on, by extensive work
Personnel's haulage equipment, wastes a large amount of manpower and material resources, and conevying efficiency is low.
Transport vehicle has been the logistics haulage equipment for the effect of transporting goods.Due to most in medicine production or chip manufacturing enterprise
Using the high equipment of biggish, precision, it is unable to satisfy the transport requirement of precision equipment using traditional trailer, be easy to cause essence
The damage of close equipment and the normal operation for influencing precision equipment.
Summary of the invention
The adjustable multifunctional of a kind of the object of the present invention is to provide structures simple, easy to operate, liftable, adjusting size
Transport vehicle.
Technical scheme is as follows:
A kind of adjustable multifunctional transport vehicle, including multiple frame sides, the opposite junction on the frame side of adjacent two
Telescoping mechanism is inside installed to form the bottom frame of the transport vehicle, the telescoping mechanism is used to adjust the width and length of transport vehicle
Degree, the top on each frame side are equipped with support portion, and in the frame in the upper height for being equipped with elevating mechanism with for conditioning box while；
The elevating mechanism includes the elevating lever being arranged on frame side and the universal wheel by elevating lever driving；
The telescoping mechanism include be mounted on flexible framework of the frame in and when being mounted on frame on gear to be used for
The frame side connecting with gear is driven to stretch under the action of gear.
In the above-mentioned technical solutions, a guide cylinder matched with the elevating lever is formed on the frame side, for going up and down
Bar moves up and down guiding in the guide cylinder, and the top of the elevating lever is equipped with rotation hand wheel for driving elevating lever being oriented to
It being moved up and down in cylinder, the bottom on the frame side is equipped with support column, when elevating lever drives universal wheel to move up, support column and ground
Face contact to be used to support transport vehicle, the bottom of the support column be equipped with rubber pad with for reducing transport vehicle to it is indoor cleanly
The damage and abrasion in face.
In the above-mentioned technical solutions, the inside bottom of the flexible framework is equipped with rack gear, and the rack gear and the gear phase
Engagement, installs a handwheel on the gear to drive the frame side being connected with gear for rotation hand wheel and is moved
It is dynamic.
In the above-mentioned technical solutions, one section of the flexible framework is fixedly mounted in the frame side, and another section is mounted on
The frame in the frame of opposite connection in, for driving shifting opposite with the fixed frame side of the flexible framework in the case where handwheel drives
It is dynamic.
In the above-mentioned technical solutions, the side of the bottom frame is removably installed a pull rod and is pushed with buttressing for personnel
Transport vehicle.
In the above-mentioned technical solutions, the insertion tube cooperation formed on the inserting section of the pull rod bottom and the side of bottom frame is inserted
It connects, the handrail section of the pull rod is connect to push transport vehicle for personnel with the inserting section.
In the above-mentioned technical solutions, the handrail section includes horizontally disposed telescopic component, and the telescopic component is by outside extremely
It is inside successively arranged outer tube, telescopic sleeve and internal lining pipe, the both ends of the telescopic sleeve are respectively formed with bend loss, and the bend pipe
Section is connect with inserting section.
In the above-mentioned technical solutions, the support rod of opposite splicing there are two being set between the bottom frame, and in each branch
Multiple adjustment holes are evenly distributed on strut.
In the above-mentioned technical solutions, fence hole is formed on the frame side, and be fitted on the fence hole fence with
In the equipment that protection is placed in the transport vehicle.
In the above-mentioned technical solutions, the fence is equipped with connector, is equipped with fence linkage section between the fence, and
The fence linkage section is equipped with the plug connector matched with the connector for splicing fence.
The advantages and positive effects of the present invention are:
1. each frame side is equipped with elevating mechanism, adjusts the position of elevating lever respectively in transport precision devices, make multiple
The leveling of the bottom frame of frame side composition in the horizontal direction, so that the horizontal position of precision equipment in transit, effective protection is accurate
Equipment is not easily susceptible to damage, the ruler on different directions that the telescoping mechanism being arranged between adjacent frame side can adjust transport vehicle
It is very little, and the flexible framework setting of telescoping mechanism is inside frame side, it is mobile to guarantee and precision on the flexible adjustment time-frame side of bottom frame
The contact surface of equipment is smooth, avoids causing to damage to precision equipment.
2. dismountable pull rod is arranged on bottom frame, telescopic sleeve is equipped in pull rod in order to adapt to the size of transport vehicle
Adjustment, to guarantee that pull rod has enough motive forces to transport vehicle.
3. being formed with fence hole on frame side, fence is plugged on frame side by fence hole, when using transport vehicle, to fortune
The precision equipment sent plays a protective role.
4. being provided with the support rod of splicing, the multiple adjustment hole energy formed on support rod between the bottom frame of frame side composition
Enough cooperate the size adjusting of transport vehicle and adjust the length that support rod splices, provides support strength for transport vehicle to guarantee that precision is set
Standby stability in transit.
Detailed description of the invention
Fig. 1 is the top view of adjustable multifunctional transport vehicle of the invention；
Fig. 2 is top view of the adjustable multifunctional transport vehicle with fence of the invention；
Fig. 3 is the side view of adjustable multifunctional transport vehicle of the invention；
Fig. 4 is the structural schematic diagram of elevating mechanism in the present invention；
Fig. 5 is the structural schematic diagram of telescoping mechanism in the present invention；
Fig. 6 is the side view of telescoping mechanism in the present invention；
Fig. 7 is the top view of pull rod in the present invention；
Fig. 8 is the structural schematic diagram of the inserting section of pull rod in the present invention；
Fig. 9 is the structural schematic diagram of support rod in the present invention；
Figure 10 is the structural schematic diagram of fence in the present invention；
Figure 11 is the usage state diagram with fence of adjustable multifunctional transport vehicle of the invention；
Figure 12 is the fenceless usage state diagram of adjustable multifunctional transport vehicle of the invention；
Figure 13 is the structural schematic diagram of the adjustable multifunctional transport vehicle of embodiment 4；
Figure 14 is the structural schematic diagram of telescoping mechanism in embodiment 4；
Figure 15 is the usage state diagram with fence of the adjustable multifunctional transport vehicle of embodiment 4；
Figure 16 is the fenceless usage state diagram of the adjustable multifunctional transport vehicle of embodiment 4.
In figure:
1, frame side 2, telescoping mechanism 3, fence
4, support portion 5, elevating mechanism 6, handwheel
7, support rod 8, pull rod 9, fence sleeve
10, support column 11, guide cylinder 12, elevating lever
13, fence snap-gauge 14, rotation hand wheel 15, universal wheel
16, flexible framework 17, gear 18, rack gear
19, insertion tube 20, inserting section 21, bend loss
22, telescopic sleeve 23, internal lining pipe 24, outer tube
25, adjustment hole 26, fence linkage section 27, connector
Specific embodiment
Below in conjunction with specific embodiment, invention is further described in detail.It should be appreciated that described herein specific
Embodiment is used only for explaining the present invention, is not intended to limit the present invention, is never limited in protection scope of the present invention.
Embodiment 1
As Figure 1-Figure 8, adjustable multifunctional transport vehicle of the invention, including while 1, (1 uses square to 4 frames when frame
Frame side 1), telescoping mechanism 2 is installed to form the bottom frame of transport vehicle, wherein 4 in the opposite junction on two adjacent frame sides 1
The rectangular bottom frame in 1 group of a frame side is equipped with telescoping mechanism 2 in every a side of rectangle bottom frame, to exist for adjusting transport vehicle
Size laterally or longitudinally；Telescoping mechanism 2 is used to adjust the width and length of transport vehicle, and the top on each frame side 1 is equipped with support
Portion 4 (support portion 4 is the support plate being arranged on square frame side 1, the support plate with a thickness of 3mm), and set on the frame side 1
There is elevating mechanism 5 with the height for conditioning box side 1；The bottom on frame side 1 be equipped with support column 10 (use diameter for 40mm with a thickness of
The round steel pipe of 4mm), when elevating lever (for example, by using elevating screw thread bar) 12 drives universal wheel 15 to move up, support column 10
With ground face contact to be used to support transport vehicle, the bottom of support column 10 is equipped with rubber pad (with a thickness of 10mm) for reducing transport
Damage and abrasion of the vehicle to indoor clean floor.
Above-mentioned elevating mechanism 5 is correspondingly arranged at the right angle on square frame side 1；Elevating mechanism 5 includes being arranged on frame side 1
Elevating lever 12 and by elevating lever 12 drive universal wheel 15, the top of universal wheel 15 is formed with mounting plate, the top of elevating lever 12
Portion is fixedly connected integral with shape with mounting plate；(interior spiral shell of guide cylinder 11 matched with elevating lever 12 is formed on frame side 1
Line sleeve dimensions is 800mm*30mm*2mm), guiding is moved up and down in the guide cylinder 11 for elevating lever 12, elevating lever 12
Outside is formed with external screw thread, and the internal screw thread matched with the external screw thread is formed in guide cylinder 11, and the top of elevating lever 12 is equipped with
Rotation hand wheel 14 drives elevating lever 12 to realize in guide cylinder 11 and moves up and down in rotation rotation hand wheel 14.
Above-mentioned telescoping mechanism 2 include be mounted on flexible framework 16 of the frame in 1 and 1 when being mounted on frame on gear 17 with
It stretches in the frame side 1 that drive is connect with gear 17 under the action of gear 17；The inside bottom of flexible framework 16 is equipped with tooth
Item 18, and the rack gear 18 is meshed with gear 17, installs a handwheel 6 on gear 17 with driving and tooth for rotation hand wheel 6
It takes turns the frame side 1 that 17 are connected and is moved.
Above-mentioned flexible framework 16 is arranged between 2 opposite square frame sides 1,2 square frame sides 1 with respect to splicing and
Straight line is formed, one section of flexible framework 16 is fully welded in side frame side 1, and another section of flexible framework 16 is mounted on the frame side
In the frame side 1 of 1 opposite connection, to be relatively moved for being driven under the driving of handwheel 6 with the fixed frame side 1 of flexible framework 16,
Band moving gear 17 rotates when rotation hand wheel 6, and gear 17 moves to drive the side frame fixed with 17 phase of gear along rack gear 18
While 1 relative to an other frame while 1 and relative motion so that 2 square frame sides 1 of separation, and flexible framework 16 exposes one
Part can also ensure that support strength.
The side of above-mentioned bottom frame is removably installed a pull rod 8 and pushes transport vehicle to buttress for personnel；8 bottom of pull rod
Inserting section 20 and bottom frame side on the insertion tube 19 that is formed cooperate grafting (outside that insertion tube is weldingly fixed on framework), pull rod 8
Handrail section with inserting section 20 connect with for personnel promotion transport vehicle.Handrail section includes horizontally disposed telescopic component, is stretched
Component is successively arranged outer tube 24, telescopic sleeve 22 and internal lining pipe 23 from outside to inside, and the both ends of telescopic sleeve 22 form bend loss
21, and the bend loss 21 is connect with inserting section 20.
It further says, sets that there are two the support rods 7 of opposite splicing between bottom frame, and uniformly divide on each support rod 7
It is furnished with multiple adjustment holes 25.
It further says, frame side 1 is made of square steel, having a size of 120mm*60mm*4mm, is sleeved on stretching in frame side 1
Contracting framework 16 is also made of square steel, and the size for framework 16 of stretching is 100mm*40mm*4mm.
It further says, gear 17 uses the built-in gear with rotation hand wheel 14, so that gear 17 is in rotation hand wheel 14
The lower rotation of effect, to drive 1 stretching operation of framework.
Embodiment 2
When on the basis of embodiment 1, using transport vehicle, adjusting transport vehicle, specific step is as follows:
(1) according to the predetermined size of the precision equipment of required transport, the telescoping mechanism 2 manually adjusted in same direction is drawn
Length required for stretching and then the telescoping mechanism 2 manually adjusted on other direction stretch required length；
(2) according to the length for the transport vehicle for having stretched completion, bolt is passed through according to the position of the adjustment hole 25 on support rod 7
To fix the position of two support rods 7；
(3) the inserting section 20 of pull rod 8 is inserted into the insertion tube 19 on bottom frame, after the length of adjustment telescopic sleeve 22 makes and adjusts
The size of transport vehicle match；
(4) position that elevating lever 12 is artificially adjusted according to surface state keeps its position horizontal, then carries precision equipment
After on to transport vehicle, pushing drawing rod 8 is to mobile transport vehicle.
It further says, the long side telescopic extensions of rectangle bottom frame are 0-500mm, and short side telescopic extensions are 0-300mm.
Embodiment 3
On the basis of embodiment 1, as Figure 9-Figure 11,3 hole of fence is formed on frame side 1, and on 3 hole of fence
Fence 3 is fitted with so that for protecting the equipment being placed in transport vehicle, the bottom of fence 3 is formed encloses with what 3 hole of fence matched
Column sleeve 9；Fence 3 is equipped with connector 27, will use fence linkage section 26 according to the size of flexible transport vehicle, each
Integral by 26 splicing group of fence linkage section between the fence 3 inserted on frame side 1, fence linkage section 26 is equipped with and connector
27 plug connectors matched are for splicing fence 3.
Embodiment 4
On the basis of embodiment 1, it is different from place to be, 2 opposite square frames are arranged in flexible framework 16
Between side 1,2 square frame sides 1 are opposite to be spliced to form straight line, and the middle position of flexible framework 16 is located at square
At the docking on frame side 1, the half of flexible framework 16 is fully welded in side frame side 1, and the other half of flexible framework 16 is mounted on the frame
In in the frame of 1 opposite connection 1, to be relatively moved for being driven under the driving of handwheel 6 with the fixed frame side 1 of flexible framework 16,
In rotation hand wheel 6, band moving gear 17 rotates, and gear 17 moves to drive the side fixed with 17 phase of gear along rack gear 18
Frame while 1 relative to an other frame while 1 and relative motion so that 2 square frame sides 1 of separation, and flexible framework 16 is exposed
A part can also ensure that support strength.
Compared with Example 1, the telescopic extensions of the present embodiment are smaller, it may have flexible and lift adjustment function, with reality
The scope of application applied in example 1 is different.
The spatially relative terms such as "upper", "lower", "left", "right" have been used in embodiment for ease of explanation, have been used for
Relationship of the elements or features relative to another elements or features shown in explanatory diagram.It should be understood that in addition to figure
Shown in except orientation, spatial terminology is intended to include the different direction of device in use or operation.For example, if in figure
Device be squeezed, the element for being stated as being located at other elements or feature "lower" will be located into other elements or feature "upper".
Therefore, exemplary term "lower" may include both upper and lower orientation.Device, which can be positioned in other ways, (to be rotated by 90 ° or position
In other orientation), it can be interpreted accordingly used herein of the opposite explanation in space.
Moreover, the relational terms of such as " first " and " second " or the like are used merely to one with another with identical
The component of title distinguishes, without necessarily requiring or implying between these components there are any this actual relationship or
Sequentially.
Illustrative description has been done to the present invention above, it should explanation, the case where not departing from core of the invention
Under, any simple deformation, modification or other skilled in the art can not spend the equivalent replacement of creative work equal
Fall into protection scope of the present invention.
Claims (10)
1. a kind of adjustable multifunctional transport vehicle, it is characterised in that: the phase including multiple frame sides, on the frame side of adjacent two
To telescoping mechanism is equipped in junction to form the bottom frame of the transport vehicle, the telescoping mechanism is used to adjust the width of transport vehicle
Degree and length, the top on each frame side are equipped with support portion, and the frame while it is upper be equipped with elevating mechanism to be used for conditioning box while
Height；
The elevating mechanism includes the elevating lever being arranged on frame side and the universal wheel by elevating lever driving；
The telescoping mechanism include when being mounted on flexible framework of the frame in and being mounted on frame on gear in tooth
The frame side connecting with gear is driven to stretch under the action of wheel.
2. adjustable multifunctional transport vehicle according to claim 1, it is characterised in that: on the frame side formed one with it is described
The guide cylinder that elevating lever matches moves up and down guiding for elevating lever in the guide cylinder, and the top of the elevating lever is equipped with
Rotation hand wheel is for driving elevating lever to move up and down in guide cylinder.
3. adjustable multifunctional transport vehicle according to claim 1, it is characterised in that: the inside bottom of the flexible framework
Equipped with rack gear, and the rack gear is meshed with the gear, installs a handwheel on the gear to drive for rotation hand wheel
The frame side that is connected with gear and moved.
4. adjustable multifunctional transport vehicle according to claim 3, it is characterised in that: one section of fixation of the flexible framework
Be mounted in the frame side, another section be mounted on the frame in the frame of opposite connection in, with for driven under handwheel driving with
The fixed frame side relative movement of the flexible framework.
5. adjustable multifunctional transport vehicle described in any one of -4 according to claim 1, it is characterised in that: the bottom frame
Side is removably installed a pull rod and pushes transport vehicle to buttress for personnel.
6. adjustable multifunctional transport vehicle according to claim 5, it is characterised in that: the inserting section of the pull rod bottom with
The insertion tube cooperation grafting formed on the side of bottom frame, the handrail section of the pull rod are connect to push for personnel with the inserting section
Transport vehicle.
7. adjustable multifunctional transport vehicle according to claim 6, it is characterised in that: the handrail section includes horizontally disposed
Telescopic component, the telescopic component is successively arranged outer tube, telescopic sleeve and internal lining pipe from outside to inside, the telescopic sleeve
Both ends are respectively formed with bend loss, and the bend loss is connect with inserting section.
8. adjustable multifunctional transport vehicle according to claim 7, it is characterised in that: phase there are two being set between the bottom frame
Multiple adjustment holes are evenly distributed with to the support rod of splicing, and on each support rod.
9. adjustable multifunctional transport vehicle according to claim 8, it is characterised in that: be formed with fence on the frame side
Hole, and fence is fitted with for protecting the equipment being placed in the transport vehicle on the fence hole.
10. adjustable multifunctional transport vehicle according to claim 9, it is characterised in that: the fence is equipped with connector,
Fence linkage section is equipped between the fence, and be equipped on the fence linkage section plug connector that is matched with the connector with
For splicing fence.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910507987.9A CN110304120A (en) | 2019-06-12 | 2019-06-12 | A kind of adjustable multifunctional transport vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910507987.9A CN110304120A (en) | 2019-06-12 | 2019-06-12 | A kind of adjustable multifunctional transport vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110304120A true CN110304120A (en) | 2019-10-08 |
Family
ID=68076479
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910507987.9A Pending CN110304120A (en) | 2019-06-12 | 2019-06-12 | A kind of adjustable multifunctional transport vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110304120A (en) |
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| JP2001213591A (en) * | 2000-02-03 | 2001-08-07 | Toshiba Corp | Carriage for carrying and installing equipment |
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| CN203666721U (en) * | 2013-11-22 | 2014-06-25 | 中影电影数字制作基地有限公司北京器材租赁分公司 | Cart with high bedplate |
| CN203666724U (en) * | 2013-12-19 | 2014-06-25 | 崔志强 | Multifunctional transport cart |
| CN205854794U (en) * | 2016-07-09 | 2017-01-04 | 东莞理工学院 | A kind of load ranges adjustable loading mechanism for fork truck |
| CN206871812U (en) * | 2017-05-23 | 2018-01-12 | 厦门大学嘉庚学院 | Multi-functional transporting article carrying platform |
| CN107650970A (en) * | 2017-09-26 | 2018-02-02 | 安徽机电职业技术学院 | A kind of transfer cart of adjustable delivery face height and gradient |
| CN107985369A (en) * | 2017-12-29 | 2018-05-04 | 南京工程学院 | A kind of portable adjustable shelf for carrying heavy goods |
| CN109083386A (en) * | 2018-09-03 | 2018-12-25 | 刘振功 | A kind of interior decoration Lifting scaffold device |
| CN210235020U (en) * | 2019-06-12 | 2020-04-03 | 六合峰（天津）科技股份有限公司 | Adjustable multifunctional transport vehicle |
-
2019
- 2019-06-12 CN CN201910507987.9A patent/CN110304120A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001213591A (en) * | 2000-02-03 | 2001-08-07 | Toshiba Corp | Carriage for carrying and installing equipment |
| JP2007203792A (en) * | 2006-01-31 | 2007-08-16 | Ibex & Rims Corp | Transportation carriage |
| CN203666721U (en) * | 2013-11-22 | 2014-06-25 | 中影电影数字制作基地有限公司北京器材租赁分公司 | Cart with high bedplate |
| CN203666724U (en) * | 2013-12-19 | 2014-06-25 | 崔志强 | Multifunctional transport cart |
| CN205854794U (en) * | 2016-07-09 | 2017-01-04 | 东莞理工学院 | A kind of load ranges adjustable loading mechanism for fork truck |
| CN206871812U (en) * | 2017-05-23 | 2018-01-12 | 厦门大学嘉庚学院 | Multi-functional transporting article carrying platform |
| CN107650970A (en) * | 2017-09-26 | 2018-02-02 | 安徽机电职业技术学院 | A kind of transfer cart of adjustable delivery face height and gradient |
| CN107985369A (en) * | 2017-12-29 | 2018-05-04 | 南京工程学院 | A kind of portable adjustable shelf for carrying heavy goods |
| CN109083386A (en) * | 2018-09-03 | 2018-12-25 | 刘振功 | A kind of interior decoration Lifting scaffold device |
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