CN210437232U - Carrying device capable of passing threshold - Google Patents
Carrying device capable of passing threshold Download PDFInfo
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- CN210437232U CN210437232U CN201921568052.3U CN201921568052U CN210437232U CN 210437232 U CN210437232 U CN 210437232U CN 201921568052 U CN201921568052 U CN 201921568052U CN 210437232 U CN210437232 U CN 210437232U
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- connecting rod
- rod
- vertical
- threshold
- vehicle
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Abstract
The utility model provides a carrying device capable of passing through a doorsill, belonging to the field of mechanical manufacturing; the utility model discloses a: the vehicle bottom and a plurality of groups of wheels; a plurality of support rods are arranged on the bottom of the vehicle; the top of each supporting rod is hinged with a connecting rod mechanism; the link mechanism includes: the first connecting rod and the second connecting rod are parallel to each other, and the two vertical rods are used for hinging the first connecting rod and the second connecting rod; the connecting rod mechanism is of a parallelogram structure; each vertical rod is sleeved on the vehicle bottom and can slide up and down relative to the vehicle bottom; the middle part of the first connecting rod is provided with a hinge hole, and the first connecting rod is arranged at the top of the supporting rod through the hinge hole. The utility model discloses a link mechanism links to each other two gliding wheels from top to bottom, only needs adjustment link mechanism's angle can cross the threshold when passing through the threshold, is particularly suitable for fitment transport operation, and simple structure, easily makes.
Description
Technical Field
The utility model relates to a general machine-building technique especially relates to a handling device that can cross threshold, belongs to flatbed and makes technical field.
Background
At present, a common carrier includes: the small-wheel type carrier has insufficient balance, and the goods bump when crossing obstacles, so that the small-wheel type carrier is suitable for light equipment such as a small-sized towbar box, a small-sized carrier and the like; the crawler-type carrier has a complex structure and a heavy mechanism, and is suitable for large-scale carrying cranes and the like; the folding combined type carrier has the advantages of complex technology and high implementation difficulty, and is suitable for small and medium-sized carriers.
Generally all adopt the flatbed to carry among the fitment process, but in handling, especially when registering one's residence, the flatbed all very difficult light threshold through the door of registering one's residence, and this has brought very big inconvenience for handling work.
If the crawler-type carrier is adopted, the structure is complex, and the running speed is very low; the implementation difficulty of the folding combined type carrier is large, and the technical requirement of crossing the threshold carrier cannot be met.
Therefore, if the cross-threshold carrier with simple structure, convenient implementation and good stability is provided, the cross-threshold carrier has wide market potential, thereby generating great economic benefit.
SUMMERY OF THE UTILITY MODEL
The utility model provides a new handling device that can cross threshold through the lift that sets up link mechanism control wheel on every group wheelset to can make the light strideing across threshold of wheel, with the technical problem who solves among the prior art that the threshold can't steadily be strideed across to the carrier.
The utility model discloses can cross handling device of threshold, include: the vehicle bottom and a plurality of groups of wheels; a plurality of support rods are arranged on the bottom of the vehicle;
the top of each supporting rod is hinged with a connecting rod mechanism; the link mechanism includes: the first connecting rod is hinged to the top of the supporting rod; two ends of the first connecting rod are respectively hinged with a vertical rod; the top end of each vertical rod is hinged with the first connecting rod, and the bottom end of each vertical rod is provided with the wheel; each vertical rod is sleeved on the vehicle bottom and can slide up and down relative to the vehicle bottom;
a second connecting rod is further arranged between the two vertical rods, and two ends of the second connecting rod are respectively hinged to the two vertical rods; the second connecting rod is parallel to the first connecting rod;
the middle part of the first connecting rod is provided with a hinge hole, and the first connecting rod is arranged at the top of the supporting rod through the hinge hole.
The doorsill-passable conveying device as described above, wherein a locking mechanism for locking the rotation angle of the first link is mounted on the top of each of the support bars.
The threshold-passable conveying apparatus as described above, wherein the lock mechanism includes: the chuck is fixed at the top of the supporting rod, and the positioning pin is fixed on the supporting rod; a plurality of round holes are formed in the chuck, and positioning holes are formed in the first connecting rod; the round holes and the positioning holes are connected with each other through the positioning pins.
The transporting device capable of passing through the doorsill as described above, wherein the second link has a circular arc-shaped structure along the length direction.
The carrying device capable of passing through the doorsill comprises a vertical rod, a supporting frame and a lifting device, wherein the bottom end of the vertical rod is provided with a limiting baffle; the limit baffle is positioned above the wheels.
The carrying device capable of passing through the doorsill comprises a supporting rod, a supporting rod and a lifting device, wherein the supporting rod is vertically arranged on a plane where the vehicle bottom is located;
the supporting rod can horizontally rotate relative to the vehicle bottom.
The carrying device capable of passing through the doorsill comprises a vehicle bottom, wherein a push rod is fixed on the vehicle bottom, and an included angle between the push rod and the vehicle bottom is 45-60 degrees.
The carrying device capable of passing through the doorsill as described above, wherein a sleeve is provided on the bottom, and the vertical rod is installed in the sleeve and can slide up and down relative to the sleeve.
The carrying device capable of passing through the doorsill comprises a vehicle body, a sleeve and a carrying device, wherein the vehicle body is provided with a vertical guide rail, and the sleeve can slide up and down along the guide rail;
the guide rail is parallel to the vertical rod.
The carrying device capable of passing through the doorsill comprises a first connecting rod, a second connecting rod, a third connecting rod and a fourth connecting rod, wherein strip-shaped holes are formed in two ends of the first connecting rod, and rollers are arranged at the top ends of the vertical rods; the vertical rod slides in the strip-shaped hole through a roller and is hinged with the strip-shaped hole.
The utility model discloses a link mechanism links to each other two gliding wheels from top to bottom, only needs adjustment link mechanism's angle can cross the threshold when passing through the threshold, is particularly suitable for fitment transport operation, and simple structure, easily makes.
Drawings
Fig. 1 is a side view of a transporting apparatus capable of passing a threshold according to an embodiment of the present invention;
fig. 2 is a structural view of a state where a link mechanism of a transporting apparatus capable of passing a threshold crosses the threshold according to an embodiment of the present invention;
fig. 3 is a structural view of a link mechanism of a transporting apparatus capable of passing a threshold of the present invention after passing the threshold;
fig. 4 is a left side view of a link mechanism of a threshold-passable carrying device according to an embodiment of the present invention.
Detailed Description
The handling device that can cross the threshold can adopt following material to make, and be not limited to following material, for example: stainless steel, aluminum alloy, plastic, rubber, profile steel, and the like.
As shown in fig. 1, in conjunction with fig. 2-4; the utility model discloses can cross handling device of threshold includes: the vehicle bottom 1 and a plurality of groups of wheels; a plurality of support rods 10 are arranged on the vehicle bottom 1; the support rod is generally fixed on the upper surface of the vehicle bottom 1.
The top of each support rod 10 is hinged with a connecting rod mechanism; the link mechanism is used for adjusting the vertical height of the two wheels. The link mechanism includes: a first connecting rod 3 hinged on the top of the supporting rod 10; two ends of the first connecting rod 3 are respectively hinged with a vertical rod 4; the top end of each vertical rod 4 is hinged with the first connecting rod 3, and the bottom end of each vertical rod 4 is provided with the wheel 40; each vertical rod 4 is sleeved on the vehicle bottom 1 and can slide up and down relative to the vehicle bottom 1; that is, the two vertical bars and the first link constitute a structure similar to a seesaw, so that the wheels at the lower ends of the vertical bars can be held only one under to carry the vehicle body.
A second connecting rod 5 is further installed between the two vertical rods 4, and two ends of the second connecting rod 5 are respectively hinged to the two vertical rods 4; generally, the two ends of the second connecting rod 5 are provided with strip-shaped through holes, and the strip-shaped through holes are hinged with the vertical rod to absorb the relative displacement generated in the process that the vertical rod moves up and down and the second connecting rod rotates.
The second connecting rod 5 is parallel to the first connecting rod 3; it should be noted here that a connecting line of the hinge points at the two ends of the second link is parallel to the first link, and the shape of the second link is not limited.
It is generally preferred that the second link 5 is formed in a circular arc shape along the length direction, and the circular arc shape is opened toward the bottom surface.
The middle part of the first connecting rod 3 is provided with a hinge hole, and the first connecting rod 3 is arranged at the top of the support rod 10 through the hinge hole.
Preferably, the support rod 10 is vertically arranged on the plane of the vehicle bottom 1; the supporting rod 10 can horizontally rotate relative to the vehicle bottom 1, so that the function of rotating the whole connecting rod mechanism is achieved, and the whole wheel can be conveniently steered; however, the structure design is complex, and only one steering mechanism is designed on a vehicle bottom, especially a three-wheel carrier, so that the steering mechanism is convenient to steer.
As shown in fig. 1 to 3, when the truck of the present embodiment passes through the threshold 9, the locking state of the first link angle is first released, so that the first link can rotate freely; as shown in fig. 2, when the vehicle passes through the threshold 9, the first link is gradually leveled and continues to rotate counterclockwise, so that the left wheel is lowered, the right wheel is lifted, and finally the state shown in fig. 3 is presented; then the angle of the first connecting rod is locked, and the carrier can be moved continuously.
The utility model discloses a link mechanism links to each other two gliding wheels from top to bottom, only needs adjustment link mechanism's angle can cross the threshold when passing through the threshold, is particularly suitable for fitment transport operation, and simple structure, easily makes.
In the threshold-passable carrying device of the present embodiment, a locking mechanism 11 for locking the rotation angle of the first link 3 is mounted on the top of each of the support bars 10.
Specifically, the lock mechanism 11 includes: a chuck fixed on the top of the support rod 10, and a positioning pin; a plurality of round holes are formed in the chuck, and positioning holes are formed in the first connecting rod; the round holes and the positioning holes are connected with each other through the positioning pins.
Of course, the chuck can also be provided with a clamping groove used for clamping the first connecting rod at a certain fixed angle, and then the state of the locking clamping groove is adjusted through a spring mechanism, so that the requirement for positioning the angle of the first connecting rod is met.
In the carrying device capable of passing through the doorsill of the present embodiment, a limiting baffle 41 is further disposed at the bottom end of the vertical rod 4; the limit stop 41 is located above the wheel 40.
The carrying device capable of passing through the doorsill comprises a vehicle bottom 1, wherein a push rod 2 is fixed on the vehicle bottom 1, and an included angle between the push rod 2 and the bottom of the vehicle 1 is 45-60 degrees, so that a vehicle body can be pushed conveniently.
As shown in fig. 4, in the carrying device capable of passing through the threshold of the present embodiment, a sleeve 13 is disposed on the vehicle bottom 1, and the vertical rod 4 is installed in the sleeve 13 and can slide up and down relative to the sleeve 13.
Specifically, a vertical guide rail 12 is arranged on the vehicle bottom 1, and the sleeve 13 can slide up and down along the guide rail 12; the first end of the sleeve 13 is sleeved on the guide rail 12, and the other end is installed and sleeved on the vertical rod 4; the guide rail 12 is parallel to the vertical rod 4, so that the sleeve 12 can slide up and down along with the vertical rod, and the horizontal direction of the vertical rod is kept from displacement relative to the bottom of the vehicle.
In the carrying device capable of passing through the doorsill of the embodiment, strip-shaped holes are formed in two ends of the first connecting rod 3, and rollers are arranged at the top ends of the vertical rods 4; the vertical rod 4 slides in the strip-shaped hole through a roller and is hinged with the strip-shaped hole. The two vertical rods are prevented from being locked in the rotating process of the first connecting rod.
Additionally, the utility model discloses a handling device that can cross threshold cost of manufacture is not high, and structural design is compact, and the structure is ingenious, and finished product quality is stable, and is pleasing to the eye, uses and maintains the convenience, uses in various.
The above embodiment numbers of the present invention are only for description, and do not represent the advantages and disadvantages of the embodiments. Through the above description of the embodiments, those skilled in the art will clearly understand that the above embodiment method can be implemented by some modifications plus the necessary general technical overlap; of course, the method can also be realized by simplifying some important technical features in the upper level. Based on such understanding, the technical solution of the present invention essentially or the part contributing to the prior art is: the link mechanism acts and cooperates with the structure described in the various embodiments of the present invention.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. A threshold-passable carrier, comprising: the vehicle bottom and a plurality of groups of wheels; a plurality of support rods are arranged on the bottom of the vehicle;
the top of each supporting rod is hinged with a connecting rod mechanism; the link mechanism includes: the first connecting rod is hinged to the top of the supporting rod; two ends of the first connecting rod are respectively hinged with a vertical rod; the top end of each vertical rod is hinged with the first connecting rod, and the bottom end of each vertical rod is provided with the wheel; each vertical rod is sleeved on the vehicle bottom and can slide up and down relative to the vehicle bottom;
a second connecting rod is further arranged between the two vertical rods, and two ends of the second connecting rod are respectively hinged to the two vertical rods; the second connecting rod is parallel to the first connecting rod;
the middle part of the first connecting rod is provided with a hinge hole, and the first connecting rod is arranged at the top of the supporting rod through the hinge hole.
2. The threshold crossing sill handling apparatus of claim 1 wherein a locking mechanism is mounted to the top of each of the support posts for locking the angle of rotation of the first link.
3. The threshold-passable carrier of claim 2, wherein said locking mechanism comprises: the chuck is fixed at the top of the supporting rod, and the positioning pin is fixed on the supporting rod; a plurality of round holes are formed in the chuck, and positioning holes are formed in the first connecting rod; the round holes and the positioning holes are connected with each other through the positioning pins.
4. The threshold-passable conveying apparatus of claim 1 wherein the second link has a circular arc configuration along its length.
5. The threshold-passable conveying device of claim 1, wherein the bottom end of the vertical rod is further provided with a limit baffle; the limit baffle is positioned above the wheels.
6. The doorsill-passable conveying apparatus as claimed in any one of claims 1 to 5, wherein the support bar is vertically mounted on a plane on which the vehicle bottom is located;
the supporting rod can horizontally rotate relative to the vehicle bottom.
7. The doorsill-passable conveying device as claimed in any one of claims 1 to 5, wherein a push rod is fixed on the bottom of the vehicle, and an included angle between the push rod and the bottom of the vehicle is 45-60 degrees.
8. A threshold crossing carrying apparatus as claimed in any one of claims 1 to 5 wherein a sleeve is provided on the floor, the vertical bar being mounted within the sleeve and slidable up and down relative to the sleeve.
9. The threshold crossing carrying device as claimed in claim 8 wherein the bottom is provided with vertical rails along which the sleeves slide up and down;
the guide rail is parallel to the vertical rod.
10. The doorsill-passable conveying device according to any one of claims 1 to 5, wherein a strip-shaped hole is formed at each end of the first connecting rod, and a roller is arranged at the top end of the vertical rod; the vertical rod slides in the strip-shaped hole through a roller and is hinged with the strip-shaped hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921568052.3U CN210437232U (en) | 2019-09-20 | 2019-09-20 | Carrying device capable of passing threshold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921568052.3U CN210437232U (en) | 2019-09-20 | 2019-09-20 | Carrying device capable of passing threshold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210437232U true CN210437232U (en) | 2020-05-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921568052.3U Active CN210437232U (en) | 2019-09-20 | 2019-09-20 | Carrying device capable of passing threshold |
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| CN (1) | CN210437232U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112537352A (en) * | 2021-01-14 | 2021-03-23 | 成都盼丁见电子商务有限公司 | Auxiliary transportation cart with efficient cable crossing function and pit prevention function |
-
2019
- 2019-09-20 CN CN201921568052.3U patent/CN210437232U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112537352A (en) * | 2021-01-14 | 2021-03-23 | 成都盼丁见电子商务有限公司 | Auxiliary transportation cart with efficient cable crossing function and pit prevention function |
| CN112537352B (en) * | 2021-01-14 | 2022-08-19 | 南京瑞贻电子科技有限公司 | Auxiliary transportation cart with efficient cable crossing function and pit prevention function |
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