CN112849232A - Flat-plate cart capable of turning and preventing tipping according to weight of goods - Google Patents

Abstract

The embodiment of the invention discloses a flat-plate cart capable of preventing turning and toppling according to the weight of goods, which comprises a main box body, a rotating box body arranged on the upper side of the main box body, a turning detection box body fixed on the front side of the main box body, weight detection mechanisms symmetrically arranged in the front side of the rotating box body in the left-right direction, a matching box body arranged on the lower side of the turning detection box body and an angle detection cavity arranged in the main box body, wherein the turning detection box body is arranged on the front side of; the main box body is internally provided with rotating cavities which are arranged in a left-right symmetrical manner, and the main box body is internally provided with a rotating cavity with an upward opening and positioned at the upper side of the rotating cavity; a plurality of electric hydraulic rods which are abutted against the rotating box body and are positioned in the lower end wall of the rotating cavity are arranged on the lower side of the rotating box body, and the electric hydraulic rods are fixedly connected with the rotating cavity; thereby detect goods weight through detection device and trigger electronic hydraulic stem according to the turn angle and rise when making dull and stereotyped shallow can turn according to the goods of load difference to the probability that goods were emptyd when reducing dull and stereotyped shallow turn, goods take place to emptys when avoiding dull and stereotyped shallow turn.

Description

Flat-plate cart capable of turning and preventing tipping according to weight of goods

Technical Field

The embodiment of the invention relates to the technical field of logistics transportation, in particular to a flat-bed cart capable of turning and preventing toppling according to the weight of goods.

Background

Dull and stereotyped shallow is a handling tool commonly used, because low in cost obtains extensive use in the life, and is very convenient when short distance transport goods, and the present dull and stereotyped shallow is turned greatly often through manual operation, because the people can not hold completely to the angle of preventing turning on one's side when turning to different weight goods, leads to the dull and stereotyped shallow load to take place to turn on one's side when turning heavier goods, and dull and stereotyped shallow also can not prevent turning on one's side mostly.

Disclosure of Invention

Therefore, the flat-bed cart capable of preventing tipping during turning according to the weight of the goods is provided by the embodiment of the invention, and the problem that the electric hydraulic rod can be triggered to lift according to the turning angle during turning of the goods with different loads of the flat-bed cart is solved, so that the probability of tipping of the goods during turning of the flat-bed cart is reduced.

In order to achieve the above object, an embodiment of the present invention provides the following:

a flat-plate cart capable of preventing overturning according to light and heavy turning of goods comprises a main box body 10, a rotating box body 20 arranged on the upper side of the main box body 10, a turning detection box body 50 fixed on the front side of the main box body 10, weight detection mechanisms symmetrically arranged in the rotating box body 20 from left to right, and an angle detection cavity 67 arranged in the main box body 10;

as a preferable scheme of the present invention, four electric hydraulic rods 21 which are distributed in a rectangular shape, abut against the rotating box 20 and are located in the lower end wall of the rotating cavity 22 are arranged on the lower side of the rotating box 20, and the electric hydraulic rods 21 are fixedly connected with the rotating cavity 22;

as a preferable aspect of the present invention, the weight detecting mechanism includes detecting pressing plates 41 disposed bilaterally symmetrically;

as a preferred scheme of the present invention, a centrifugal wheel 68 is disposed in the angle detection cavity 67, and triangular magnets 64 are symmetrically disposed in the angle detection cavity 67 up and down;

in a preferred embodiment of the present invention, a wheel 11 fixedly connected to the rotating shaft 12 is disposed in the rotating cavity 22.

In a preferable scheme of the invention, a 23 extending forwards into the rotating box body 10 and backwards into the rotating box body 10 is fixedly connected in the rotating box body 20, the 23 is connected with the rotating box body 10 in a rotating fit manner, and the rotating box body 20 is connected with the front end wall and the rear end wall of the rotating cavity 22 in a sliding fit manner.

As a preferable scheme of the present invention, the rotating box 20 is symmetrically provided with a detecting cavity 40 with an upward opening and connected with the side wall of the detecting pressing plate 41 in a sliding fit manner, and a detecting spring 42 is fixedly connected between the lower end surface of the detecting pressing plate 41 and the lower end wall of the detecting cavity 40.

As a preferable scheme of the present invention, a turning detection chamber 52 is arranged in the turning detection box 50, and a turning shaft 53 extending downward to the outside of the turning detection box 50 and extending upward to the inside of the turning detection chamber 52 is connected to the lower end wall of the turning detection chamber 52 in a rotationally matched manner;

as a preferable scheme of the present invention, a rotation cavity 22 with an upward opening is arranged in the main box body 10; the matching box body 31 is fixedly connected with the turning shaft 53, and the rear end face of the matching box body 31 is fixedly connected with the handle 30.

In a preferred embodiment of the present invention, the turning detection chamber 52 has the pulley 51 vertically symmetrical and fixedly connected to the turning shaft 53, the lower end wall of the turning detection chamber 52 has the contact switch 77 fixedly connected to the left and right symmetrical side, and the rear end surface of the turning shaft 53 is fixedly connected to the contact lever 76 which is located below the pulley 51 and can be touched to the contact switch 77.

As a preferable scheme of the present invention, a trigger chamber 78 communicated with the cut-off chamber 66 is provided on the left side of the angle detection chamber 67;

as a preferable aspect of the present invention, a rotating shaft 12 extending leftward into the angle detection chamber 67 and extending rightward into the rotating chamber 22 is rotatably fitted and connected to a right end wall of the angle detection chamber 67. A sleeve 73 fixedly connected with the rotating shaft 12 is arranged in the angle detection cavity 67, a change shaft 74 extending leftwards into the angle detection cavity 67 is connected in the sleeve 73 in a spline fit manner, a matching slide block 72 in rotating fit connection with the change shaft 74 is arranged on the left side of the change shaft 74, and an angle spring 71 is fixedly connected between the left end face of the matching slide block 72 and the left end wall of the triangular magnet 64;

as a preferred scheme of the present invention, a centrifugal wheel 68 fixedly connected to the change shaft 74 is disposed in the angle detection cavity 67, a centrifugal cavity 60 which is annularly distributed and has an outward opening is disposed in the centrifugal wheel 68, a centrifugal magnet 61 is connected to a side wall of the centrifugal cavity 60 in a sliding fit manner, and a centrifugal spring 69 is fixedly connected between an inner end surface of the centrifugal magnet 61 and an inner end wall of the centrifugal cavity 60;

as a preferable scheme of the present invention, the angle detection chamber 67 is vertically and symmetrically communicated with a cutting chamber 66, the side wall of the cutting chamber 66 is connected with a triangular magnet 64 capable of attracting the centrifugal magnet 61 in a sliding fit manner, the left end face of the triangular magnet 64 is internally and fixedly connected with an anti-tilt switch 63 capable of touching the centrifugal magnet 61, the left end face of the cutting chamber 66 is fixedly connected with an electromagnet 75, and a cutting spring 62 is fixedly connected between the left end face of the triangular magnet 64 and the right end wall of the electromagnet 75;

as a preferred embodiment of the present invention, a detection rope 43 is fixedly connected between the left end surface of the upper triangular magnet 64 and the lower end surface of the left detection pressing plate 41, and a conversion rope 44 is fixedly connected between the left end surface of the lower triangular magnet 64 and the lower end surface of the right detection pressing plate 41;

in a preferred embodiment of the present invention, a left rotation cord 65 is fixedly connected between the left end surface of the engaging slider 72 and the upper pulley 51, and a right rotation cord 70 is fixedly connected between the left end surface of the engaging slider 72 and the lower pulley 51 and positioned below the left rotation cord 65.

The embodiment of the invention has the following advantages: lifting up through the hydraulic stem and making the box slope that rotates, the centrifugal force that the goods received when reaching the reduction shallow turn finally reduces the probability that the goods overturned, on the other hand is through synthesizing simultaneously and carry three factors of thing weight, turning angle and speed of turning over, to whether need trigger prevent empting the function and trigger the opportunity and judge to guarantee the shallow security of turning over as far as possible.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so that those skilled in the art can understand and read the present invention, and do not limit the conditions that the present invention can be implemented, so that the present invention has no technical significance.

Fig. 1 is a schematic structural view of a flat-bed cart for preventing tipping according to a light-heavy turn of cargo in an embodiment of the invention.

Fig. 2 is a schematic view of the structure a-a in fig. 1.

FIG. 3 is a schematic diagram of B-B in FIG. 1.

Fig. 4 is a schematic diagram of the structure C-C in fig. 3.

Fig. 5 is a schematic diagram of the structure D-D in fig. 2.

Fig. 6 is an enlarged schematic view of E in fig. 1.

Fig. 7 is a schematic diagram of structure E in fig. 5.

Fig. 8 is a three-dimensional structural view at the electro-hydraulic rod 21 when the anti-toppling function is triggered in the present invention.

Fig. 9 is a schematic view showing an operation state of fig. 6 for a small-amplitude left turn of the heavy load during maximum speed traveling.

Fig. 10 is a schematic view showing an operation state of the heavy load in fig. 6 at the maximum speed.

Fig. 11 is a schematic diagram of the operation state of fig. 6 in which the loaded light cargo largely turns left when traveling at the maximum speed.

Detailed Description

While embodiments of the present invention will be described with reference to particular embodiments, those skilled in the art will readily appreciate that the present invention has additional advantages and benefits that may be realized from the teachings herein, and that the embodiments described are only a few, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 11, the present invention provides a flatbed cart capable of preventing from toppling over during a turn according to a weight of a cargo, and the flatbed cart capable of preventing from toppling over during a turn according to a weight of a cargo, which includes a main body 10, a rotating body 20 disposed on an upper side of the main body 10, a turn detecting body 50 fixed to a front side of the main body 10, weight detecting mechanisms disposed in bilateral symmetry in the rotating body 20, and an angle detecting chamber 67 disposed in the main body 10;

four electric hydraulic rods 21 which are distributed in a rectangular shape, abut against the rotating box body 20 and are positioned in the lower end wall of the rotating cavity 22 are arranged on the lower side of the rotating box body 20, and the electric hydraulic rods 21 are fixedly connected with the rotating cavity 22;

the weight detection mechanism comprises detection pressing plates 41 which are arranged in a bilateral symmetry manner;

a centrifugal wheel 68 is arranged in the angle detection cavity 67, and triangular magnets 64 are symmetrically arranged on the upper and lower sides of the angle detection cavity 67;

the rotating cavity 22 is internally provided with a wheel 11 fixedly connected with the rotating shaft 12.

The rotating box body 20 is fixedly connected with a 23 which extends forwards into the 10 and backwards into the 10, the 23 is connected with the 10 in a rotating matching manner, and the rotating box body 20 is connected with the front end wall and the rear end wall of the rotating cavity 22 in a sliding matching manner.

The left and right symmetry is equipped with the opening upwards in the box that rotates 20 and with detect the clamp plate 41 lateral wall sliding fit connection's detection chamber 40, detect clamp plate 41 lower extreme terminal surface with detect fixedly connected with detection spring 42 between the chamber 40 lower extreme terminal wall.

A turning detection cavity 52 is formed in the turning detection box body 50, and a turning shaft 53 which extends downwards to the outside of the turning detection box body 50 and extends upwards into the turning detection cavity 52 is connected to the lower end wall of the turning detection cavity 52 in a rotating fit manner;

a rotating cavity 22 with an upward opening is arranged in the main box body 10; the matching box body 31 is fixedly connected with the turning shaft 53, and the rear end face of the matching box body 31 is fixedly connected with the handle 30.

Turn detect the interior longitudinal symmetry of chamber 52 and with turning shaft 53 fixed connection's line wheel 51, turn and detect chamber 52 end wall left and right sides symmetry fixedly connected with contact switch 77, turning shaft 53 rear end face fixedly connected with be located line wheel 51 downside and can with the contact lever 76 of contact switch 77 touching.

A trigger cavity 78 communicated with the cutting cavity 66 is arranged on the left side of the angle detection cavity 67 in a communicated manner;

the right end wall of the angle detection cavity 67 is connected with a rotating shaft 12 which extends leftwards into the angle detection cavity 67 and rightwards into the rotating cavity 22 in a rotating and matching manner. A sleeve 73 fixedly connected with the rotating shaft 12 is arranged in the angle detection cavity 67, a change shaft 74 extending leftwards into the angle detection cavity 67 is connected in the sleeve 73 in a spline fit manner, a matching slide block 72 in rotating fit connection with the change shaft 74 is arranged on the left side of the change shaft 74, and an angle spring 71 is fixedly connected between the left end face of the matching slide block 72 and the left end wall of the triangular magnet 64;

a centrifugal wheel 68 fixedly connected with the change shaft 74 is arranged in the angle detection cavity 67, a centrifugal cavity 60 which is distributed annularly and has an outward opening is arranged in the centrifugal wheel 68, a centrifugal magnet 61 is connected to the side wall of the centrifugal cavity 60 in a sliding fit manner, and a centrifugal spring 69 is fixedly connected between the inner end surface of the centrifugal magnet 61 and the inner end wall of the centrifugal cavity 60;

the angle detection cavity 67 is vertically and symmetrically communicated with a cutting cavity 66, the side wall of the cutting cavity 66 is connected with a triangular magnet 64 capable of attracting the centrifugal magnet 61 in a sliding fit manner, the left end face of the triangular magnet 64 is internally and fixedly connected with an anti-tilt switch 63 capable of being touched with the centrifugal magnet 61, the left end face of the cutting cavity 66 is fixedly connected with an electromagnet 75, and a cutting spring 62 is fixedly connected between the left end face of the triangular magnet 64 and the right end wall of the electromagnet 75;

a detection pull rope 43 is fixedly connected between the left end surface of the upper triangular magnet 64 and the lower end surface of the left detection pressing plate 41, and a conversion pull rope 44 is fixedly connected between the left end surface of the lower triangular magnet 64 and the lower end surface of the right detection pressing plate 41;

the left end face of the matching sliding block 72 and the upper side of the wire wheel 51 are fixedly connected with a left turning pull rope 65, and the left end face of the matching sliding block 72 is provided with a right turning pull rope 70 which is positioned at the lower side of the left turning pull rope 65 and is fixedly connected with the lower side of the wire wheel 51.

In the present invention, the detection spring 42 is in a stretched state and the cut-off spring 62 is in a compressed state in an initial state.

In the initial state, the anti-tilting switch 63 is positioned on the left side of the trigger cavity 78, the centrifugal wheel 68 is positioned in the angle detection cavity 67, and the centrifugal magnet 61 cannot be in contact with the anti-tilting switch 63, so that the anti-tilting function cannot be triggered in the straight-line driving state;

when the main box 10 moves forward, the wheel 11 rotates to drive the rotating shaft 12 to rotate, so as to drive the sleeve 73 to rotate, the sleeve 73 drives the changing shaft 74 to rotate, so as to drive the centrifugal wheel 68 to rotate, the centrifugal wheel 68 drives the centrifugal magnet 61 to move outwards against the centrifugal spring 69 under the centrifugal action, and the centrifugal magnet 61 is still in the centrifugal cavity 60;

when goods are placed on the rotary box body 20, the anti-tilting switch 63 can move to the right into the trigger cavity 78, the position of the right tail end of the anti-tilting switch 63 in the trigger cavity 78 is different according to the weight of the goods, the larger the weight of the goods is, the more the position of the right tail end of the anti-tilting switch 63 in the trigger cavity 78 is, the larger the magnetic force of the triangular magnet 64 in the trigger cavity 78 is, and after the rotary box body enters a trigger stage, the centrifugal magnet 61 is more easily attracted to be in contact with the anti-tilting switch 63, namely, the larger the weight of the goods is, the more easily the anti-tilting function is triggered;

when the device turns, the anti-tilt switch 63 on the other side moves to the left side of the trigger cavity 78, the centrifugal wheel 68 moves to the left side of the trigger cavity 78, and the device enters a trigger stage at the moment and can trigger an anti-tilt function, wherein the larger the turning angle is, the larger the left movement distance of the centrifugal wheel 68 is, the larger the magnetism of the triangular magnet 64 corresponding to the centrifugal magnet 61 is, the easier the centrifugal magnet 61 is attracted to be contacted with the anti-tilt switch 63, namely, the larger the turning angle is, the easier the anti-tilt function is triggered;

meanwhile, after the triggering stage, the larger the advancing speed of the main box body 10 is, the more the centrifugal magnet 61 throws away, the more easily the centrifugal magnet is attracted to contact with the anti-tipping switch 63 by the triangular magnet 64, namely, the faster the speed of the cart during turning is, the more easily the anti-tipping function is triggered;

therefore, when the cart is bent excessively, the device can simultaneously integrate three factors of the weight of the carried object, the turning angle and the bending speed, judge whether the anti-toppling function needs to be triggered or not and judge the triggering time, and further ensure the safety of the over-bending of the cart as much as possible;

when the anti-toppling function is triggered, the handle 30 is turned to drive the matching box body 31 to rotate, so as to drive the turning shaft 53 to rotate, the turning shaft 53 drives the contact rod 76 to rotate, so that the contact rod 76 is contacted with the contact switch 77, one side of the contact switch 77 sends a signal to control the operation of the electromagnet 75 at one side, the triangular magnet 64 at one side moves leftwards under the attraction effect of the electromagnet 75 at one side and the triangular magnet 64 at one side, just so that the anti-tilting switch 63 at one side cannot contact the centrifugal magnet 61, the other side normally works, goods are placed on the rotating box body 20, the detection pressure plate 41 overcomes the downward movement of the detection spring 42 under the effect of the goods, the detection pull rope 43 and the conversion pull rope 44 are loosened, so that the triangular magnet 64 at the other side moves rightwards under the effect of the cutting spring 62, meanwhile, the turning shaft 53 rotates to drive the wire wheel 51 to rotate, then, the matching sliding block 72 overcomes the angle spring 71 to move leftwards under the action of the left-turning pull rope 65 or the right-turning pull rope 70, the matching sliding block 72 drives the change shaft 74 to move leftwards, so as to drive the centrifugal wheel 68 to move leftwards, the centrifugal wheel 68 drives the centrifugal spring 69 to move leftwards, so as to drive the centrifugal magnet 61 to move leftwards, so that the magnetic force between the centrifugal magnet 61 and the other side triangular magnet 64 is increased, the centrifugal magnet 61 is just in contact with the other side anti-tilt switch 63, the other side anti-tilt switch 63 sends a signal to control the left side or right side electric hydraulic rod 21 to rise upwards and then slowly fall, the centrifugal force applied to the goods is reduced, and the safety of the cart.

Although the invention has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims (9)

1. The utility model provides a flatbed shallow of preventing empting according to goods light and heavy turning which characterized in that: the device comprises a main box body (10), a rotating box body (20) arranged on the upper side of the main box body (10), a turning detection box body (50) fixed on the front side of the main box body (10), weight detection mechanisms symmetrically arranged in the rotating box body (20) from left to right, and an angle detection cavity (67) arranged in the main box body (10);

the lower side of the rotating box body (20) is provided with four electric hydraulic rods (21) which are distributed in a rectangular shape, abut against the rotating box body (20) and are positioned in the lower end wall of the rotating cavity (22), and the electric hydraulic rods (21) are fixedly connected with the rotating cavity (22);

the weight detection mechanism comprises detection pressing plates (41) which are arranged in a bilateral symmetry manner;

be equipped with centrifugal wheel (68) in angle detection chamber (67), angle detection chamber (67) upper and lower symmetry is equipped with triangle magnet (64).

2. The flat-bed trammer capable of preventing toppling according to the light and heavy goods turning of claim 1, characterized in that the wheels (11) fixedly connected with the rotating shaft (12) are arranged in the rotating cavity (22).

3. The flatbed cart capable of preventing toppling along with light and heavy cargo turning of claim 1, wherein a main shaft (23) extending forwards into the main box body (10) and extending backwards into the main box body (10) is fixedly connected in the rotating box body (20), the main shaft (23) is connected with the main box body (10) in a rotating fit manner, and the rotating box body (20) is connected with the front end wall and the rear end wall of the rotating cavity (22) in a sliding fit manner;

the rotation box body (20) is internally provided with a detection cavity (40) which is provided with an upward opening and is connected with the side wall of the detection pressing plate (41) in a sliding fit manner, and a detection spring (42) is fixedly connected between the lower end surface of the detection pressing plate (41) and the lower end wall of the detection cavity (40).

4. The flatbed cart capable of preventing toppling during a light and heavy turn according to cargo as claimed in claim 2, wherein a turn detection chamber (52) is arranged in the turn detection box body (50), and a turning shaft (53) extending downwards to the outside of the turn detection box body (50) and extending upwards to the turn detection chamber (52) is connected to the lower end wall of the turn detection chamber (52) in a rotationally matched manner.

5. The flat-bed cart capable of preventing toppling during turning according to light and heavy goods as claimed in claim 4, wherein the turning detection chamber (52) is internally provided with the vertically symmetrical pulley (51) fixedly connected with the turning shaft (53), the lower end wall of the turning detection chamber (52) is fixedly connected with the contact switch (77) in a left-right symmetrical mode, and the rear end face of the turning shaft (53) is fixedly connected with the contact rod (76) which is positioned on the lower side of the pulley (51) and can touch the contact switch (77).

6. The flatbed cart capable of preventing toppling during light and heavy turning according to goods as claimed in claim 1, wherein a rotating shaft (12) extending leftwards into the angle detection cavity (67) and rightwards into the rotating cavity (22) is connected to the right end wall of the angle detection cavity (67) in a rotationally matched manner, a sleeve (73) fixedly connected with the rotating shaft (12) is arranged in the angle detection cavity (67), a changing shaft (74) extending leftwards into the angle detection cavity (67) is connected to the sleeve (73) in a splined manner, a matching slider (72) connected with the changing shaft (74) in a rotationally matched manner is arranged on the left side of the changing shaft (74), and an angle spring (71) is fixedly connected between the left end face of the matching slider (72) and the left end wall of the triangular magnet (64).

7. The flat-bed cart capable of preventing overturning according to light and heavy turning of goods as claimed in claim 6, wherein a trigger cavity (78) communicated with the cut-off cavity (66) is communicated with the left side of the angle detection cavity (67), a centrifugal wheel (68) fixedly connected with the change shaft (74) is arranged in the angle detection cavity (67), centrifugal cavities (60) distributed in an annular shape and provided with outward openings are arranged in the centrifugal wheel (68), a centrifugal magnet (61) is connected to the side wall of the centrifugal cavity (60) in a sliding fit manner, and a centrifugal spring (69) is fixedly connected between the inner end face of the centrifugal magnet (61) and the inner end wall of the centrifugal cavity (60).

8. The flat cart capable of preventing toppling during turning according to light and heavy goods as claimed in claim 7, wherein the angle detection chamber (67) is provided with a cut-off chamber (66) in a vertically symmetrical communication manner, a triangular magnet (64) capable of attracting a centrifugal magnet (61) is connected to the side wall of the cut-off chamber (66) in a sliding fit manner, an anti-tilt switch (63) capable of touching the centrifugal magnet (61) is fixedly connected to the inside of the left end face of the triangular magnet (64), an electromagnet (75) is fixedly connected to the left end face of the cut-off chamber (66), and a cut-off spring (62) is fixedly connected between the left end face of the triangular magnet (64) and the right end wall of the electromagnet (75).

9. The flat-bed cart capable of preventing toppling according to light and heavy goods turning of claim 8, wherein a detection pull rope (43) is fixedly connected between the left end surface of the upper triangular magnet (64) and the lower end surface of the left detection pressure plate (41), and a conversion pull rope (44) is fixedly connected between the left end surface of the lower triangular magnet (64) and the lower end surface of the right detection pressure plate (41);

the left end face of the matching sliding block (72) is connected with the upper side between the wire wheels (51) through a left turning pull rope (65), and the left end face of the matching sliding block (72) is provided with a right turning pull rope (70) which is located on the lower side of the left turning pull rope (65) and is connected with the lower side between the wire wheels (51).

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