CN216301136U - Unpowered automatic lifting trolley - Google Patents
Unpowered automatic lifting trolley Download PDFInfo
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- CN216301136U CN216301136U CN202122804448.7U CN202122804448U CN216301136U CN 216301136 U CN216301136 U CN 216301136U CN 202122804448 U CN202122804448 U CN 202122804448U CN 216301136 U CN216301136 U CN 216301136U
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- extension spring
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- 230000000630 rising effect Effects 0.000 claims 1
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 208000008035 Back Pain Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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Abstract
The utility model discloses an unpowered automatic lifting trolley which comprises a base, an article placing panel, a left hinge group, a right hinge group, a bottom sliding frame and an extension spring group, wherein the article placing panel is arranged on the base; the left hinge group and the right hinge group are respectively provided with a base hinge rod and a panel hinge rod; the bottom sliding frame is connected with the base in a sliding mode and is arranged in linkage with the panel hinge rod; the extension spring group include two piece at least extension springs, extension spring one end be connected with first fixed link, the other end is connected with the bottom carriage. The utility model can adjust the height of the trolley panel according to the weight of the goods, so that the height of the goods can be adjusted to the optimal height suitable for workers when the workers sort and carry the goods, the labor intensity of the workers is reduced, and the working efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of trolleys, in particular to an unpowered automatic lifting trolley.
Background
In goods letter sorting handling, the goods is put the height and can't be changed on traditional flatbed trolley, and especially when a plurality of goods superpose were put, the workman need from the top down letter sorting transport, and the eminence goods need stand on tiptoe, and the low goods need stoop and squat, and long-time handling causes the problem of workman's soreness of waist back pain easily.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an unpowered automatic lifting trolley, which can adjust the height of a trolley panel according to the weight of goods, so that the height of the goods can be adjusted to the optimal height suitable for workers when the workers sort and carry the goods, the labor intensity of the workers is reduced, and the working efficiency is improved.
In order to achieve the purpose, the utility model provides the following technical scheme:
an unpowered automatic lifting trolley comprises a base, an article placing panel, a left hinge group, a right hinge group, a bottom sliding frame and an extension spring group, wherein the article placing panel is arranged on the base; the left hinge group and the right hinge group are positioned on two sides of the base and the panel, the left hinge group and the right hinge group are respectively provided with a base hinge rod and a panel hinge rod, one end of the base hinge rod is rotatably hinged with the base, the other end of the base hinge rod is slidably connected with the panel, one end of the panel hinge rod is rotatably hinged with the panel, the other end of the panel hinge rod is slidably connected with the base, the middle parts of the base hinge rod and the panel hinge rod are crossed, a left hinge shaft and a right hinge shaft are arranged at the crossed parts, first fixed connecting rods are arranged at the hinge ends of the two base hinge rods and the base of the left hinge group and the right hinge group, and second fixed connecting rods are arranged at the sliding connection ends of the two panel hinge rods and the base of the left hinge group and the right hinge group; the bottom sliding frame is connected with the base in a sliding mode and is arranged in linkage with the panel hinge rod; the extension spring group include two piece at least extension springs, extension spring one end be connected with first fixed link, the other end is connected with the bottom carriage.
In the scheme, a left hinge group, a right hinge group and a bottom sliding frame which are controlled by an extension spring are arranged between a panel and a base of the trolley, wherein the left hinge group and the right hinge group can realize the lifting of the panel, and the bottom sliding frame is connected with the extension spring and can control the moving distance of the left hinge group and the right hinge group; the two base hinged rods of the left hinged group and the right hinged group and the hinged end of the base are provided with a first fixed connecting rod, and the sliding connecting end of the base and the panel can also be provided with a connecting rod; first fixed connection pole, second fixed connection pole and connecting rod, the setting of articulated shaft about in addition can guarantee the uniformity of left side articulated group, the action of right side articulated group.
When the scheme is used, firstly, the bottom sliding frame is moved to a proper position and is hung with the extension spring when the panel is in no-load, then, the no-load positioning of the left hinging group and the right hinging group is completed, then, when goods are stacked on the panel, the weight of the goods generates downward pressure, the pressure is converted into thrust to the bottom sliding frame through the left hinging group and the right hinging group, the thrust generates tensile force to the extension spring to extend a distance, the bottom sliding frame moves along with the tension, the left hinging group and the right hinging group also generate equidirectional and equidistance movement, the height of the panel correspondingly descends, and when the goods are stacked on the panel again, the panel is still at a proper carrying height without being stacked on a high place; when taking off the goods from the panel, the process just in time is opposite with above-mentioned, every goods of taking away reduces one to extension spring's pulling force, and extension spring can contract one section distance, drives bottom carriage, left articulated group, right articulated group and corresponds the removal to raise the panel height, the panel still need not the workman and bends down the transport goods at the height of suitable transport.
As a preferable scheme of the utility model, four universal casters are arranged at the bottom of the base. After the universal caster is added, the movable trolley can be used as a movable trolley.
In a preferred embodiment of the present invention, one end of the base is provided with an upwardly extending handle frame, and the upper end of the handle frame is provided with a hand push frame inclined outward. This scheme handle frame promotes the platform truck when facilitating the use.
As a preferable scheme of the present invention, the base is provided with a sliding groove, one end of the panel hinge rod can slide in the sliding groove, and the bottom sliding frame is located below the base and is provided with a sliding head which can slide in the sliding groove. The sliding groove of this scheme provides the slip direction for panel hinge rod, bottom carriage, guarantees the two rectilinear movement, and the sliding part still can adopt compound high temperature solid fat to lubricate for equipment rises to descend more in a flexible way.
As a preferable scheme of the utility model, the extension spring set comprises a fixed hanging buckle and an adjusting bolt, the fixed hanging buckle is fixed on the first fixed connecting rod and is connected with one end of the extension spring, one end of the adjusting bolt penetrates through the bottom sliding frame and is connected with the other end of the extension spring, and the other end of the adjusting bolt is provided with an adjusting nut. The extension spring of this scheme can change or adjust according to goods weight, through adjusting bolt, can be so that the spring is in the tensioning state, and the panel goes up and down not have the clearance process.
As a preferable scheme of the utility model, the bottom of the panel is provided with a sliding groove, and the base hinge rod can slide in the sliding groove. The sliding groove of this scheme provides the slip direction for the base hinge rod, guarantees its rectilinear movement, and the sliding part still can adopt compound high temperature solid fat to lubricate for equipment rises to descend more nimble.
In a preferred embodiment of the present invention, the extension spring is a SWP material spring. The extension spring is made of SWP materials, the spring made of the materials has very high strength limit and elasticity limit, and the application range and the effective trial period of the lifting trolley are improved.
Compared with the prior art, the utility model has the beneficial effects that:
1. the height of the trolley panel can be adjusted according to the weight of the goods, so that the height of the goods can be adjusted to the optimal height suitable for workers when the workers sort and carry the goods, the labor intensity of the workers is reduced, and the working efficiency is improved.
2. The left hinge group and the right hinge group act in the same way, and the lifting action of the panel is stable.
Drawings
FIG. 1 is a schematic diagram of a structure of the present invention.
FIG. 2 is a schematic side view of the present invention.
In the figure: 1. base 2, panel 3, left articulated group 4, right articulated group 5, bottom carriage 6, extension spring group 7, base articulated rod 8, panel articulated rod 9, about articulated shaft 10, first fixed link rod 11, second fixed link rod 12, extension spring 13, universal caster 14, handle frame 15, sliding tray 16, fixed knot 17, adjusting bolt of hanging.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without any creative work based on the embodiments of the present invention belong to the protection scope of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present, that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, and that the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.
Referring to fig. 1-2, the present invention provides a technical solution:
an unpowered automatic lifting trolley comprises a base 1, an article placing panel 2, a left hinge group 3, a right hinge group 4, a bottom sliding frame 5 and an extension spring group 6; the left hinge group 3 and the right hinge group 4 are positioned at two sides of the base 1 and the panel 2, the left hinge group 3 and the right hinge group 4 are respectively provided with a base hinge rod 7 and a panel hinge rod 8, one end of the base hinge rod 7 is rotatably hinged with the base 1, the other end of the base hinge rod is in sliding connection with the panel 2, one end of the panel hinge rod 8 is rotatably hinged with the panel 2, the other end of the panel hinge rod is in sliding connection with the base 1, the middle parts of the base hinge rod 7 and the panel hinge rod 8 are crossed and provided with a left hinge shaft 9 and a right hinge shaft 9 at the crossed parts, the hinge ends of the two base hinge rods 7 and the base 1 of the left hinge group 3 and the right hinge group 4 are provided with a first fixed connecting rod 10, and the sliding connection ends of the two panel hinge rods 8 and the base 1 of the left hinge group 3 and the right hinge group 4 are provided with a second fixed connecting rod 11; the bottom sliding frame 5 is connected with the base 1 in a sliding manner, and the bottom sliding frame 5 is arranged in a linkage manner with the panel hinge rod 8; the extension spring group 6 comprises at least two extension springs 12, one end of each extension spring 12 is connected with the first fixed connecting rod 10, and the other end of each extension spring 12 is connected with the bottom sliding frame 5.
Four universal casters 13 are arranged at the bottom of the base 1.
One end of the base 1 is provided with an upward extending handle frame 14, and the upper end of the handle frame 14 is provided with a hand push frame inclined outwards.
The base 1 is provided with a sliding groove 15, one end of the panel hinge rod 8 can slide in the sliding groove 15, and the bottom sliding frame 5 is positioned below the base 1 and is provided with a sliding head which can slide in the sliding groove 15.
The extension spring group 6 comprises a fixed hanging buckle 16 and an adjusting bolt 17, the fixed hanging buckle 16 is fixed on the first fixed connecting rod 10 and is connected with one end of the extension spring 12, one end of the adjusting bolt 17 penetrates through the bottom sliding frame 5 and is connected with the other end of the extension spring 12, and an adjusting nut is arranged at the other end of the adjusting bolt 17.
The bottom of the panel 2 is provided with a sliding groove, and the base hinge rod 7 can slide in the sliding groove.
The extension spring 12 is a SWP material spring.
The specific using process is as follows: firstly, when the panel 2 is in no-load, the bottom sliding frame 5 is moved to a proper position and is hung with the extension spring 12, at the moment, the no-load positioning of the left hinging group 3 and the right hinging group 4 is completed, then when goods are stacked on the panel 2, the weight of the goods generates downward pressure, the pressure is converted into thrust to the bottom sliding frame 5 through the left hinging group 3 and the right hinging group 4, the thrust generates tension to the extension spring 12 to extend a distance, the bottom sliding frame 5 moves along with the tension, the left hinging group 3 and the right hinging group 4 also move in the same direction and at the same distance, the height of the panel 2 correspondingly descends, and when the goods are stacked on the panel 2 again, the panel 2 is still at a proper carrying height without being stacked at a high position;
when taking off the goods from panel 2, the process just in time is opposite with above-mentioned, every goods of taking away reduces one to extension spring 12's pulling force, and extension spring 12 can contract one section distance, drives bottom carriage 5, left side articulated group 3, right side articulated group 4 and corresponds the removal to raise panel 2 height, panel 2 still is at the height of suitable transport, need not the workman and crouches down the transport goods.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides an unpowered automatic rising platform truck, includes the base, its characterized in that: the device also comprises an article placing panel, a left hinge group, a right hinge group, a bottom sliding frame and an extension spring group;
the left hinge group and the right hinge group are positioned on two sides of the base and the panel, the left hinge group and the right hinge group are respectively provided with a base hinge rod and a panel hinge rod, one end of the base hinge rod is rotatably hinged with the base, the other end of the base hinge rod is slidably connected with the panel, one end of the panel hinge rod is rotatably hinged with the panel, the other end of the panel hinge rod is slidably connected with the base, the middle parts of the base hinge rod and the panel hinge rod are crossed, a left hinge shaft and a right hinge shaft are arranged at the crossed parts, first fixed connecting rods are arranged at the hinge ends of the two base hinge rods and the base of the left hinge group and the right hinge group, and second fixed connecting rods are arranged at the sliding connection ends of the two panel hinge rods and the base of the left hinge group and the right hinge group;
the bottom sliding frame is connected with the base in a sliding mode and is arranged in linkage with the panel hinge rod;
the extension spring group include two piece at least extension springs, extension spring one end be connected with first fixed link, the other end is connected with the bottom carriage.
2. The unpowered automatic lifting trolley according to claim 1, wherein: four universal casters are arranged at the bottom of the base.
3. The unpowered automatic lifting trolley according to claim 1, wherein: one end of the base is provided with a handle frame extending upwards, and the upper end of the handle frame is provided with a hand push frame inclining outwards.
4. The unpowered automatic lifting trolley according to claim 1, wherein: the base be equipped with the sliding tray, panel hinge bar one end can slide in the sliding tray, the bottom carriage be located base below and be equipped with can be in the gliding slip head of sliding tray.
5. The unpowered automatic lifting trolley according to claim 1, wherein: extension spring group including fixed knot, adjusting bolt of hanging, fixed knot of hanging fix on first fixed link pole and be connected with extension spring one end, adjusting bolt one end pass the bottom carriage and be connected with the extension spring other end, the adjusting bolt other end be equipped with the adjustment nut.
6. The unpowered automatic lifting trolley according to claim 1, wherein: the panel bottom be equipped with the sliding tray, base articulated rod can slide in the sliding tray.
7. The unpowered automatic lifting trolley according to claim 1, wherein: the extension spring is a SWP material spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122804448.7U CN216301136U (en) | 2021-11-16 | 2021-11-16 | Unpowered automatic lifting trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122804448.7U CN216301136U (en) | 2021-11-16 | 2021-11-16 | Unpowered automatic lifting trolley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216301136U true CN216301136U (en) | 2022-04-15 |
Family
ID=81119704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122804448.7U Expired - Fee Related CN216301136U (en) | 2021-11-16 | 2021-11-16 | Unpowered automatic lifting trolley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216301136U (en) |
-
2021
- 2021-11-16 CN CN202122804448.7U patent/CN216301136U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220415 |