CN208085745U - The trolley that length can change automatically - Google Patents
The trolley that length can change automatically Download PDFInfo
- Publication number
- CN208085745U CN208085745U CN201690000868.4U CN201690000868U CN208085745U CN 208085745 U CN208085745 U CN 208085745U CN 201690000868 U CN201690000868 U CN 201690000868U CN 208085745 U CN208085745 U CN 208085745U
- Authority
- CN
- China
- Prior art keywords
- vehicle frame
- bar
- trolley
- length
- change automatically
- 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.)
- Expired - Fee Related
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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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Handcart (AREA)
Abstract
The utility model is related to the trolleys that length can change automatically, specifically, can adjust cargo space, and volume especially weight is made to load the trolley that the length become easy can change automatically.The trolley that can be changed automatically according to the length of one embodiment of the utility model, which is characterized in that including:First vehicle frame;Second vehicle frame and third vehicle frame are respectively provided at one end and the other end of first vehicle frame;Guide part;It is located at first vehicle frame to the third frame downward, and includes length adjustment portion and extension;A pair of of operating portion, is located at the lower part of second vehicle frame and the third vehicle frame, and operates the guide part;As the operating portion is operated, the interval between corresponding vehicle frame and the first vehicle frame is automatically adjusted.
Description
Technical field
The utility model is related to the trolleys that length can change automatically, specifically, can adjust cargo space, keep volume outstanding
It is the trolley that weight loads that the length become easy can change automatically.
Background technology
Trolley is the transport device mentioned heavier or volume cargo in order to facilitate carrying people and used.
Generally various forms mainly are made according to the cargo size of loading or volume etc. in trolley.
The trolley for being especially mainly used for carrying indoors compared with low-density cargo is usually by level rack and hanging down as handle
Straight shelf is constituted.
This trolley is that after mainly freighting object in chest or basket, chest or basket are moved on level rack.
If but existing trolley fills volume cargo, since the cargo space on level rack top is narrow, is easy
Cargo is caused to drop to the ground or the problems such as damaged or cargo a part is dragged on the ground.That is cargo is easy to be damaged
It is bad.
Existing trolley is narrow because of loading space, it is difficult to carry bulkload, when the cargo of carrying is more, also to divide
Repeatedly carry and inefficiency.
Existing trolley is mainly to use indoors, and the corner of trolley is easily damaged building if bumping against wall.
Therefore it needs a kind of expansion can be selected cargo space and to adjust the hand push that the length of degrees of expansion can change automatically
Vehicle.
(patent document 1) registers utility model bulletin the-No. 0290212 (2002.09.11).
Invention content
Technical problem
To solve the above problems, the utility model is provided and a kind of can automatically be changed with the length of simple adjustment cargo space
Trolley.
Technical solution
To solve described problem, technical solution used by the utility model is to provide a kind of hand that length can change automatically
Cart, an embodiment according to the present utility model, it is preferable that including:First vehicle frame;Second vehicle frame and third vehicle frame, difference
It is located at one end and the other end of first vehicle frame;Guide part;It is located under first vehicle frame to the third vehicle frame
Portion, and include length adjustment portion and extension;A pair of of operating portion is located under second vehicle frame and the third vehicle frame
Portion, and operate the guide part;As the operating portion is operated, the interval between corresponding vehicle frame and the first vehicle frame is automatic
It adjusts.
An embodiment according to the present utility model, it is preferable that the lower part of first vehicle frame to the third vehicle frame is equipped with
It is additionally provided with button hole on rib, second vehicle frame and the third vehicle frame.
An embodiment according to the present utility model, it is preferable that the length adjustment portion includes from the two of first vehicle frame
End and one end of second vehicle frame and the third vehicle frame are through the first bar being inserted into, and the both ends of first bar are equipped with multiple
Aperture apparatus.
An embodiment according to the present utility model, it is preferable that the extension includes:Second bar, from first vehicle
The both ends of frame and one end of second vehicle frame and the third vehicle frame are formed in through insertion on the outside of first bar;Bullet
Spring is located inside second bar;Pressue device is configured to inject inside second bar, and one end is fixed on institute
Rib is stated, the other end is fixed on one end of the spring;The spring is arranged on plate body and the pressurization inside second bar
Device and compress.
An embodiment according to the present utility model, it is preferable that the operating portion includes:Shell forms main body;Button fills
It sets, end, which extends, on the housing forms, and size is corresponding with the button hole;Guide groove is located at the shell upper end
Both sides, and it is corresponding with first bar and the shape of the second bar;Raised means protrude shape to guide groove upside
At size is corresponding with the aperture apparatus;Elastomeric element is inserted into the slot for being located at the outer casing underpart and combines;Cover means,
It is incorporated in the outer casing underpart;And anti-disengaging device, extend to cover means upside and formed, and can be inserted into
Size on the inside of the elastomeric element is formed.
An embodiment according to the present utility model, it is preferable that the position combined according to the raised means and the aperture apparatus
It sets, is spaced and is conditioned between corresponding vehicle frame and first vehicle frame.
An embodiment according to the present utility model, it is preferable that the both ends of first bar and second bar are equipped with
Blocking portion.
An embodiment according to the present utility model, it is preferable that including guide rail, which is located at first vehicle frame to described
The lower end of third vehicle frame, and it is located at position corresponding with first bar and second bar.
An embodiment according to the present utility model, it is preferable that on second vehicle frame and third vehicle frame both sides corner
Equipped with guide roller.
An embodiment according to the present utility model, it is preferable that first vehicle frame lower end is additionally provided with auxiliary wheel.
Advantageous effect
An embodiment according to the present utility model, advantage be,
First vehicle frame, the second vehicle frame and third vehicle frame are detached to length direction respectively to be extended so that loads the space of cargo
It is expanded;
The trolley that length can change automatically can according to measurement of cargo or transfer path adjust vehicle frame between interval and
It is convenient;
Elastomeric element is equipped in operating portion, therefore convenient for adjusting vehicle frame interval;
Guide part can be such that each vehicle frame moves in a straight line;
The both sides corner of second vehicle frame and third vehicle frame is equipped with and leads and idler wheel, therefore cargo easy to carry.Specifically, it is building
It builds during transporting goods in object, if the corner for the trolley that length can change automatically bumps against wall, by guide roller
It plays cushioning effect and prevents building or trolley by breakage;
Guide part can reinforce the connection status between each vehicle frame, and the loading of supporting goods is uniformly distributed to each vehicle frame
On.Guide part constitutes the first vehicle frame to the skeleton of third vehicle frame, therefore bolt bag, mold, mechanical fitting are loaded on each vehicle frame
Etc. weight big cargo when, can also steadily support each vehicle frame.That is, it is possible to steadily transport goods;
Bar positioned at outside is internally provided with spring, is moved convenient for the second vehicle frame and third vehicle frame;
First frame downward is also an option that setting auxiliary wheel, therefore can make first in the larger cargo of carrying loading
The loading that vehicle frame is born is disperseed;
The beneficial effects of the utility model are not limited to the above content, are noted from the specification or utility model of the utility model
The institute that can be derived in volume inventive structure described in the claims is effective to belong to the beneficial effects of the utility model.
Description of the drawings
Fig. 1 is the oblique view for the trolley that the length of one embodiment of the utility model can change automatically;
Fig. 2 is the strabismus for showing state when the trolley that the length of one embodiment of the utility model can change automatically is extended
Figure;
Fig. 3 is the oblique view for the trolley substructure for showing that the length of one embodiment of the utility model can change automatically;
Fig. 4 is shown in the trolley lower junction that the length of one embodiment of the utility model under extension state can change automatically
The oblique view of structure;
Fig. 5 is the perspective view for the extension operating for showing one embodiment of the utility model;
Fig. 6 is the exploded perspective view in the operating portion of one embodiment of the utility model;
Fig. 7 be show the first frame downward of the utility model still another embodiment be also equipped with Additional wheel length can from
The oblique view of the trolley of dynamic variation.
Symbol description in figure
30:Anti-skid device; 50:Guide roller;
100:First vehicle frame; 110:Rib;
120:Through hole for transfer; 200:Second vehicle frame;
300:Third vehicle frame; 400:Wheel;
450:Auxiliary wheel; 500:Guide part;
510:Length adjustment portion; 513:Mounting hole;
516:Aperture apparatus; 520:Extension
523:Spring; 526:Pressue device;
528:Plate body; 530:Blocking portion;
535:Fixing device; 540:Guide rail;
600:Operating portion; 610:Shell;
612:Guide groove; 614:Raised means;
620:PBU pushbutton unit; 625:Button hole;
630:Elastomeric element; 640:Cover means;
645:Anti-disengaging device; 1000:The trolley that length can change automatically.
Specific implementation mode
With reference to the accompanying drawings, invention is described in detail.Described embodiment is that the utility model part is implemented
Example, instead of all the embodiments, the utility model can also be realized with various forms.In addition in order to accurately illustrate that this practicality is new
Type omits the content unrelated with explanation in attached drawing, has used part similar in specification similar figure number.
When some part described in specification " is connected to " other parts, not only include the state of " being directly connected to ", also
Including centre across the state of " indirect " connection of other accessories.On the contrary, when describing some some component of part " comprising ",
Under the premise of there is no special opposite record, it is meant that other components may be also equipped with, rather than exclude some component.
The embodiments of the present invention are described in detail below in conjunction with the accompanying drawings.
Fig. 1 is the oblique view for the trolley that the length of one embodiment of the utility model can change automatically, and Fig. 2 is to show this reality
The oblique view of state when the trolley that can be changed automatically with the length of a novel embodiment is extended.
According to Fig. 1 and Fig. 2, trolley 1000 that length can change automatically includes the first vehicle frame 100, the second vehicle frame 200, the
Three vehicle frames 300, guide part 500 and operating portion 600.
Can have the second vehicle frame 200 and third vehicle frame 300 on the one end of first vehicle frame 100 and the other end respectively,
The upper surface of first vehicle frame 100, the second vehicle frame 200 and third vehicle frame 300 can load cargo.
Two wheels 400 can respectively symmetrically be equipped on the lower end of second vehicle frame 200 and third vehicle frame 300.The wheel
The quantity of son 400 is not limited to the embodiment.
Guide part 500 is provided in the lower end of the first vehicle frame 100, the second vehicle frame 200 and third vehicle frame 300, including length
Adjustment portion 510 and extension 520.
Operating portion 600 can be provided in the lower part of the second vehicle frame 200 and third vehicle frame 300, with the fortune in operating portion 600
Turn, the interval between corresponding vehicle frame and the first vehicle frame 100 can be adjusted.
Specifically, when the operating portion 600 of 200 lower part of the second vehicle frame is operated, 200 and first vehicle frame of corresponding second vehicle frame
Interval between 100 can be conditioned, when the operating portion 600 of 300 lower part of third vehicle frame is operated, corresponding 300 He of third vehicle frame
Interval between first vehicle frame 100 can be conditioned.
The each structure for the trolley 1000 that length can change automatically is illustrated further below.
Anti-skid device 30 can be arranged in first vehicle frame 100 to the upper surface of third vehicle frame 300.The anti-skid device 30 can be by convex wedge
Form is formed, and the convex wedge formed with the larger material of frictional force can be further preferably formed.
Can also have on the trolley 1000 that length can change automatically from the two sides of the first vehicle frame 100 mutually from set
Every and the through hole 120 for transfer that is formed there through, the second vehicle frame and third vehicle frame can also also have from one side mutually from
The through hole 120 for transfer of predetermined distance.As long as this for transfer 120 people of through hole the enterable size of hand and
Shape is all contained in an embodiment.Then also allowing for carrying length in the place for having segment difference using the through hole 120 for transfer can
Automatically the trolley 1000 changed.
The both sides corner of second vehicle frame 200 and third vehicle frame 300 may be equipped with guide roller 50.Guide roller 50 can be with
It prevents the second vehicle frame 200 from colliding when moving on inner wall of building and damages building.
Although not shown, the two sides corner impact inner wall of building of the second vehicle frame 200 and third vehicle frame 300 in order to prevent
Impact, guide roller 50 can also be substituted with the impact absorbing members such as sponge (not shown).
Using the through hole 120 and guide roller 50 for transfer, the hand that length can change automatically can be easily carried
Cart 1000 and facilitate.Specifically, hand is put into and carries what length can change automatically for the through hole 120 of transfer by operating personnel
When trolley 1000, guide roller 50 can be made to touch ground.That is operating personnel can by length by guide roller 50
Automatically the trolley 1000 changed pushes movement, therefore easy to carry.
Fig. 3 is the oblique view for the trolley substructure for showing that the length of one embodiment of the utility model can change automatically,
Fig. 4 is shown in the strabismus for the trolley substructure that the length of one embodiment of the utility model under extension state can change automatically
Figure.
As shown in Figure 3 to Figure 4, the lower part of the first vehicle frame 100, the second vehicle frame 200 and third vehicle frame 300 can be equipped with rib
110.Specifically, rib 110 is multiple laterally and vertically to be formed in the first vehicle frame 100 to 300 lower part of third vehicle frame.
And rib 110 evenly spreads to the loading for being applied to the first vehicle frame 100 to third vehicle frame 300 on each vehicle frame, then
All it is contained in an embodiment.The rib 110 being equipped with as described above can support each vehicle frame, and vehicle frame is made safely to load weight.
Button hole 625 can be formed on second vehicle frame 200 and third vehicle frame 300.Button hole 625 is detailed in aftermentioned content
Explanation.
Guide part 500 includes length adjustment portion 510 and extension 520.
Length adjustment portion 510 includes the first bar 511, and the first bar 511 is at the both ends of the first vehicle frame 100 and the second vehicle frame 200
And through insertion on one end of third vehicle frame 300, and support the first vehicle frame 100 to third vehicle frame 300 so that the second vehicle frame
200 and third vehicle frame 300 move in a straight line.
According to Fig. 4, have multiple aperture apparatus 516 on the both ends of the first bar 511.Interval can examine between each aperture apparatus 516
Consider each vehicle frame and extends interval to be arranged.
In one embodiment, length adjustment portion 510 can be formed in pairs, but the position in length adjustment portion 510 and quantity are unlimited
In an embodiment.
5 illustrate extension 520 below in conjunction with the accompanying drawings.
Fig. 5 is the perspective view for the extension operating for showing one embodiment of the utility model.
As shown in figure 5, extension 520 includes the second bar 521, spring 523, pressue device 526.
Second bar 521 is on the both ends of the first vehicle frame 100 and one end of the second vehicle frame 200 and third vehicle frame 300 through slotting
Enter, and support the first vehicle frame 100 to third vehicle frame 300, the second vehicle frame 200 and third vehicle frame 300 is made to move in a straight line.
The inside of second bar 521 can form one end of spring 523 by fixed a pair of of plate body 528.In one embodiment,
The position of plate body 528 corresponds to 100 both ends of the first vehicle frame, but the position of plate body 528 is without being limited thereto, as long as fully keeping spring
The position of 523 elastic force is then all contained in an embodiment.
Spring 523 is arranged inside the second bar 521, and one end of spring 523 is fixed on pressue device 526, and the other end is solid
It is scheduled on the plate body 528 of inside outfit of the second bar 521, and then there is a pair of of spring 523 on second bar 521.
Spring 523 can be arranged in the state that the trolley 1000 that length can change automatically extends to maximum length
It can keep compressive state.
Pressue device 526 has the size that can be inserted into inside the second bar 521.One end of pressue device 526, which is fixed on, to be located at
On the rib 110 of second bar, 521 1 end edge, the other end is fixed with spring 523.
The length of first bar 511 and the second bar 521 can extend to the length set to the length direction of each vehicle frame, in turn
Fully the first vehicle frame 100 of support, the second vehicle frame 200 and third vehicle frame 300.
Guide rail 540 is arranged in the first vehicle frame 100 to the lower end of third vehicle frame 300, is located at and the first bar 511 and the second bar
521 corresponding positions, to assist the first bar 511 and the second bar 521 without departing from the position set.
It is additionally provided with a blocking portion 530 on the both ends of first bar 511 and the second bar 521, makes the first vehicle frame 100 and the second vehicle frame
200 and first interval between vehicle frame 100 and third vehicle frame 300 can only be mutually to the largest interval set.Specifically, it is located at
When being inserted into the state of raised means 614 on 511 outermost aperture apparatus 516 of the first bar, blocking portion 530 can be to the first bar 511
It is protruded with the lateral surface of the second bar 521, and then the one end of rib 110 can be stuck in.
The blocking portion 530 of setting as described above is interval or the first vehicle frame between the first vehicle frame 100 and the second vehicle frame 200
When interval is extended by operating portion between 100 and third vehicle frame 300, it can assist the second vehicle frame 200 and third vehicle frame 300 will not
It is detached from from guide part 500.
The center portion of the length direction of first bar 511 and the second bar 521 forms mounting hole 513, corresponds to mounting hole 513
The rib 110 that is equipped with of position on be also equipped with fixing device 535, and then mounting hole 513 and fixing device 535 can be combined with each other
It fixes.That is the first bar 511 and the second bar 521 are fixed on the state on the first vehicle frame 100, with the fortune in operating portion 600
Turn, is slided with the second vehicle frame 200 and third vehicle frame 300.
It is specifically further that a of Fig. 5 is the extension outline under the non-extension state of trolley that can change length automatically
The perspective view of display, the b of Fig. 5 are the perspectives for showing the extension outline under trolley extension state that length can change automatically
Figure.
As illustrated in a of Fig. 5, when the trolley 1000 that length can change automatically does not extend state, the holding of spring 523 is added
The state that pressure device 526 and plate body 528 compress.
And as illustrated in the b of Fig. 5, when the trolley 1000 that length can change automatically is extended, spring 523 is by pressurization part
526, which squeeze pressue device 526 while push away, squeezes fixed vehicle frame and pushes away and be elongated.
The guide part 500 of setting as described above can reinforce the connection status between each vehicle frame, keep the loading of cargo uniform
Ground distributes on each vehicle frame.In addition, guide part 500 forms the first vehicle frame 100 to the skeleton of third vehicle frame 300, and then increase
The maximum cargo weight that the trolley 1000 that length can change automatically can load.That is the first vehicle frame 100 is to third vehicle frame
The trolley 1000 that length can change automatically can also be utilized when the weights such as 300 loading bolt bags, mold, mechanical fitting steadily
It transports goods.Fig. 6 is the exploded perspective view in the operating portion of one embodiment of the utility model.
As shown in fig. 6, operating portion 600 be arranged on the second vehicle frame 200 and third vehicle frame 300, may include shell 610,
PBU pushbutton unit 620, guide groove 612, raised means 614, elastomeric element 630, cover means 640 and anti-disengaging device 645.
Illustrate each structure in operating portion 600 below.
Shell 610 forms the main body in operating portion 600.
The extension of PBU pushbutton unit 620 is formed in 610 upper end of shell, can accordingly be formed with the size of button hole 625.It is exactly
It says, PBU pushbutton unit 620 can be plugged into 625 ground of button hole and be formed.Preferably, it can be provided PBU pushbutton unit 620 is inserted into button
When hole 625, PBU pushbutton unit 620 will not be protruded to the upper surface of vehicle frame.
Although not shown, enter foreign matter, 620 He of PBU pushbutton unit between PBU pushbutton unit 620 and button hole 625 in order to prevent
Space can also form sealing (not shown) between button hole 625.Sealing is in order not to interfere the shifting of PBU pushbutton unit 620
It is dynamic, it can be equipped with materials such as sponges.
Guide groove 612 is arranged in 610 upper end both sides of shell, can accordingly be formed with the shape of the first bar 511.Further
Specifically, can be arranged in the state that raised means 614 are inserted into aperture apparatus 516 and are fixed can be with for guide groove 612
One bar, 511 face contacts.
Raised means 614 are formed to 612 upside protrusion of guide groove, can be formed with size corresponding with aperture apparatus 516.Just
It is to say, it can be provided raised means 614 are inserted on aperture apparatus 516 and fix.
Elastomeric element 630 can be inserted in the slot (not shown) that 610 lower part of shell is equipped with and combine.It is located at 610 lower part of shell
Slot can have a size and shape corresponding with 630 outer diameter of elastomeric element, and then when elastomeric element 630 is inserted into only into
Row moves up and down.The elastomeric element 630 can have more than one, and the slot for being located at 610 lower part of shell can have and elastic portion
630 identical quantity of part.
Cover means 640 and 610 lower part of shell in conjunction with and protect inside operating portion 600.
Anti-disengaging device 645 extends to 640 upside of cover means and is formed, and big inside elastomeric element 630 can inject
Small formation.That is anti-disengaging device 645 can prevent the lower end of elastomeric element 630 to be laterally detached from.
All in all, it can be provided the upper-end contact of elastomeric element 630 to the slot for being located at 610 lower part of shell, elastic portion
The lower end of part 630 can touch 640 states above of cover means.The elastomeric element 630 can be configured to the state of compression.
Illustrate to adjust the process being spaced between the first vehicle frame 100 and the second vehicle frame 200 below with operating portion 600.
When the second vehicle frame 200 is pressed PBU pushbutton unit 620 above first, shell 610 declines together together with PBU pushbutton unit 620
When raised means 614 be detached from aperture apparatus 516.
Then spring 523 is elongated by restoring force while squeezing the second vehicle frame 200 and pushed away, and then the first vehicle frame 100 and the
The intervals of two vehicle frames 200 mutually from.That is the second vehicle frame 200 is automatically prolonged by spring 523.
Then the second vehicle frame 200 movement raised means 614 and sliding of the first bar 511 simultaneously, 614 meeting of raised means in sliding
It is fixed after being inserted into aperture apparatus 516 in a thump sound.
PBU pushbutton unit 620 is the restoring force by elastomeric element 630 while raised means 614 are inserted into aperture apparatus 516
It is moved to the position before being pressed.
That is second vehicle frame 200 can be automatically from 100 phase of the first vehicle frame from extension when pressing PBU pushbutton unit 620.
Aperture apparatus 516 set there are three it is above when, position that raised means 614 and aperture apparatus 516 combine can be according to by pressing
The number of button device 620 changes, so be adjusted between the first vehicle frame 100 and the second vehicle frame 200 it is a variety of different between
Every.
By the process, between the first vehicle frame 100 and the second vehicle frame 200 of the trolley 1000 that length can change automatically
It is spaced and can easily adjust between interval and the first vehicle frame 100 and third vehicle frame 300.
The trolley 1000 that the length formed as described above can change automatically can be easy to adjust according to the volume for loading cargo
It saves length and facilitates.
Fig. 7 be show the first frame downward of the utility model still another embodiment be also equipped with Additional wheel length can from
The oblique view of the trolley of dynamic variation.
As shown in fig. 7, the lower part of the first vehicle frame 100 can also have wheel.The number and shape of the wheel are not limited to one
Embodiment can be realized with various forms.
As an example, 100 lower central portion of the first vehicle frame can also have Additional wheel 450.The Additional wheel 450 it is big
It is small to be less than wheel 400.Specifically, when Additional wheel 450 can be arranged to load common heavy weight goods on the first vehicle frame 100
Ground will not be touched.But the trolley 1000 that length can change automatically by the form of extending in use, if on the first vehicle frame 100
The goods weight of loading is big, then the first vehicle frame 100 may deform.When first vehicle frame 100 deforms, Additional wheel 450
Ground can be touched.That is Additional wheel 450 can make the cargo load dispersing loaded on the first vehicle frame 100, keep cargo steady
Surely it loads and carries.
Or 100 lower part of the first vehicle frame can be equipped with one wheel pairs 400, and with second vehicle frame 200, third vehicle frame
The wheel 400 being equipped on 300 is on a straight line.
Although not shown, the second vehicle frame 200 or third vehicle frame 300 can also have handle holder (no figure in side above
Show).Specifically, handle holder can extend to the second vehicle frame 200 or 300 upside of third vehicle frame and be formed, and the length that will load cargo
The trolley 1000 that can change automatically will not be damaged to have when pushing and pulling and rigidly make.What as long as length can change automatically
1000 shape of trolley is easy to people to move, and is all contained in an embodiment.
Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art
It should be understood that:It can still modify to the technical solution described in foregoing embodiments;And these are changed, and are not made corresponding
The essence of technical solution is detached from the range of technical solution described in various embodiments of the utility model.For example, being described as each of single type
A component can also disperse to implement, and the component for being equally described as dispersion can also be in conjunction with implementation.
The scope of protection of the utility model should be explained according to following rights, and from its utility model
Register interest field meaning and range and equivalent conception on obtain have altered or deformation form comes under the utility model
Right.
Claims (10)
1. the trolley that a kind of length can change automatically, which is characterized in that
Including:
First vehicle frame;
Second vehicle frame and third vehicle frame are respectively provided at one end and the other end of first vehicle frame;
Guide part;It is located at first vehicle frame to the third frame downward, and includes length adjustment portion and extension;
A pair of of operating portion, is located at the lower part of second vehicle frame and the third vehicle frame, and operates the guide part;
As the operating portion is operated, the interval between corresponding vehicle frame and the first vehicle frame is automatically adjusted.
2. the trolley that length according to claim 1 can change automatically, which is characterized in that
First vehicle frame to the lower part of the third vehicle frame is equipped with rib, is additionally provided on second vehicle frame and the third vehicle frame
Button hole.
3. the trolley that length according to claim 2 can change automatically, which is characterized in that
The length adjustment portion is included in the one end at the both ends and second vehicle frame and the third vehicle frame of first vehicle frame
Through the first bar of insertion, the both ends of first bar are equipped with multiple aperture apparatus.
4. the trolley that length according to claim 3 can change automatically, which is characterized in that
The extension includes:
Second bar runs through from the both ends of first vehicle frame and one end of second vehicle frame and the third vehicle frame and is inserted into,
And it is formed on the outside of first bar;
Spring is located inside second bar;
Pressue device is configured to inject inside second bar, and one end is fixed on the rib, and the other end is fixed on described
One end of spring;
The spring is arranged on plate body inside second bar and the pressue device and compresses.
5. the trolley that length according to claim 4 can change automatically, which is characterized in that
The operating portion includes:
Shell forms main body;
PBU pushbutton unit, end, which extends, on the housing forms, and size is corresponding with the button hole;
Guide groove is located at shell upper end both sides, and corresponding with first bar and the shape of the second bar;
Raised means are formed to guide groove upside protrusion, and size is corresponding with the aperture apparatus;
Elastomeric element is inserted into the slot for being located at the outer casing underpart and combines;
Cover means are incorporated in the outer casing underpart;And
Anti-disengaging device extends to cover means upside and is formed, and big on the inside of the elastomeric element can be inserted into
Small formation.
6. the trolley that length according to claim 5 can change automatically, which is characterized in that
According to the position that the raised means and the aperture apparatus combine, quilt is spaced between corresponding vehicle frame and first vehicle frame
It adjusts.
7. the trolley that length according to claim 4 can change automatically, which is characterized in that
The both ends of first bar and second bar are equipped with blocking portion.
8. the trolley that length according to claim 4 can change automatically, which is characterized in that
Including guide rail, which is located at first vehicle frame to the lower end of the third vehicle frame, and be located at first bar and
The corresponding position of second bar.
9. the trolley that length according to claim 1 can change automatically, which is characterized in that
Second vehicle frame and third vehicle frame both sides corner are equipped with guide roller.
10. the trolley that length according to claim 1 can change automatically, which is characterized in that
First vehicle frame lower end is additionally provided with auxiliary wheel.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2020150004477U KR200482444Y1 (en) | 2015-07-03 | 2015-07-03 | Automatic variable length handtruck |
KR20-2015-0004477 | 2015-07-03 | ||
PCT/KR2016/001541 WO2017007106A1 (en) | 2015-07-03 | 2016-02-16 | Handcart capable of automatically varying length |
Publications (1)
Publication Number | Publication Date |
---|---|
CN208085745U true CN208085745U (en) | 2018-11-13 |
Family
ID=57685163
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201690000868.4U Expired - Fee Related CN208085745U (en) | 2015-07-03 | 2016-02-16 | The trolley that length can change automatically |
Country Status (4)
Country | Link |
---|---|
JP (1) | JP3216807U (en) |
KR (1) | KR200482444Y1 (en) |
CN (1) | CN208085745U (en) |
WO (1) | WO2017007106A1 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7335635B2 (en) * | 2021-07-02 | 2023-08-30 | 株式会社吉川国工業所 | carrier |
CN116714501A (en) * | 2023-08-09 | 2023-09-08 | 新乡市永安机械设备有限公司 | Explosion-proof transfer equipment of whole car |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04274965A (en) * | 1991-03-01 | 1992-09-30 | Fuji Electric Co Ltd | Transport carriage |
KR200196525Y1 (en) * | 2000-04-17 | 2000-09-15 | 주식회사전홍 | A difference handcart |
KR100465273B1 (en) * | 2002-05-29 | 2005-01-13 | 금호이엔씨 주식회사 | stuff transporting device |
KR200290212Y1 (en) | 2002-06-12 | 2002-09-27 | 김호경 | Board of carrier |
JP4336670B2 (en) * | 2005-07-01 | 2009-09-30 | 甫信 北川 | Transport cart |
KR20090082839A (en) * | 2008-01-28 | 2009-07-31 | 서일택 | Multi Cart |
JP2010155587A (en) * | 2009-01-05 | 2010-07-15 | Sfj Corp | Carrying vehicle |
JP5738960B2 (en) * | 2013-10-24 | 2015-06-24 | 株式会社ティーアンドエス | Carry cart |
-
2015
- 2015-07-03 KR KR2020150004477U patent/KR200482444Y1/en active IP Right Grant
-
2016
- 2016-02-16 CN CN201690000868.4U patent/CN208085745U/en not_active Expired - Fee Related
- 2016-02-16 WO PCT/KR2016/001541 patent/WO2017007106A1/en active Application Filing
- 2016-02-16 JP JP2017600156U patent/JP3216807U/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
WO2017007106A1 (en) | 2017-01-12 |
KR200482444Y1 (en) | 2017-01-24 |
KR20170000158U (en) | 2017-01-11 |
JP3216807U (en) | 2018-06-28 |
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GR01 | Patent grant | ||
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CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181113 Termination date: 20220216 |