CN112722037B

CN112722037B - Anti-shaking cart

Info

Publication number: CN112722037B
Application number: CN202011524204.7A
Authority: CN
Inventors: 张鹏; 崔福娣
Original assignee: Jiangsu Union Semiconductor Co Ltd
Current assignee: Jiangsu Union Semiconductor Co Ltd
Priority date: 2020-12-22
Filing date: 2020-12-22
Publication date: 2022-03-15
Anticipated expiration: 2040-12-22
Also published as: CN112722037A

Abstract

The invention discloses an anti-shaking cart, which comprises a second bottom plate and a cart frame, wherein the second bottom plate is arranged on a middle frame of the cart frame, a first bottom plate is arranged above the second bottom plate, and a fixed rod is fixedly connected at the edge of the second bottom plate. Does not need to be lifted for carrying and has good practical performance.

Description

Anti-shaking cart

Technical Field

The invention belongs to the related technical field of a trolley, and particularly relates to an anti-shaking trolley.

Background

The cart is a transport vehicle that is manually pushed and pulled. The cart has a single wheel, two wheels, three wheels and four wheels. The body material of the traditional cart is generally wood, the body material of the modern cart is generally iron sheet, and the carts with different purposes have different body structures. The general four-wheel trolley is mostly provided with a cargo platform. The special handcart has various structures, and some handcart bodies are made into box shapes and are suitable for carrying light-weight articles which are convenient to load and unload; some car bodies extend out of the bracket, so that parts such as rods, shafts, pipes and the like can be conveniently placed; some vehicle bodies are completely matched with goods in shape, such as gas cylinder vehicles; some of the devices are very small and exquisite, can be folded and are convenient to carry; in order to facilitate loading and unloading of barrel-shaped goods such as barreled liquid, paper rolls and the like, two flat steels on a trolley body form a low inclined plane so as to be beneficial to rolling up and down of barrel-shaped objects, and the trolley is widely applied in production and life because of low manufacturing cost, simple maintenance, convenient operation and light dead weight, can work in places where motor vehicles are inconvenient to use, and is very convenient for carrying lighter objects in short distance.

The existing cart technology has the following problems: the existing cart has certain defects in the application of actual material transportation work, the existing cart is easy to shake or impact materials in transportation due to reasons of ground jolting, inappropriate cart speed control and the like in the material transportation process, the product is easy to cause abnormity such as hidden crack and unfilled corner in the transportation process, the safety performance is low, the existing cart is troublesome and inconvenient for the materials and the product in the loading and unloading process, and the practicability is low.

Disclosure of Invention

The invention aims to provide an anti-shaking cart to solve the problems that materials are easy to shake or collide during material transportation of the existing cart in the background art, so that the abnormity of hidden cracks, unfilled corners and the like is easily caused during product transportation, and the materials and the products are troublesome and inconvenient in loading and unloading processes.

In order to achieve the purpose, the invention provides the following technical scheme: an anti-shaking cart comprises a second bottom plate and a cart frame, wherein the second bottom plate is mounted on a middle frame of the cart frame, a first bottom plate is arranged above the second bottom plate, a fixed rod is fixedly connected to the edge of the second bottom plate, and the upper end of the fixed rod is connected with the first bottom plate through a universal ball shaft;

a first telescopic rod is arranged at the adjacent corner of the front side of the fixed rod, and the upper end and the lower end of the first telescopic rod are respectively connected with the second bottom plate and the first bottom plate through universal ball shafts;

a second telescopic rod is arranged at the diagonal position of the first telescopic rod, and the upper end and the lower end of the second telescopic rod are respectively connected with the second bottom plate and the first bottom plate through universal ball shafts;

a third telescopic rod is arranged at the diagonal position of the fixed rod, the lower end shaft of the third telescopic rod is connected with a T-shaped shaft, the T-shaped shaft is fixedly connected with the upper end of the second bottom plate, and the upper end of the third telescopic rod is connected with the first bottom plate through a universal ball shaft;

the first telescopic rod, the second telescopic rod and the third telescopic rod are elastic rods capable of automatically resetting and are equal to the fixed rod in length in a natural state;

a limit valve base is fixed on the outer wall of the lower end of the first bottom plate close to the left side, a limit valve is arranged inside the limit valve base and upwards penetrates out of the first bottom plate, and a second spring in a jacking state is arranged between the lower end of the limit valve and the inside of the limit valve base;

a long hole is formed in the middle of the second bottom plate, a cross beam is fixed on two corresponding side walls of the long hole, a supporting plate is fixed at one end, close to the limiting valve base, of the lower side of the cross beam, and a limiting hole is formed in the surface of the supporting plate;

the outer wall of the cross beam is fixedly connected with three roller carriers, and the insides of the three roller carriers are all connected with rollers in a shaft mode;

the lower end of the second bottom plate close to the right side is connected with a base, the left end of the base is hinged with a fourth telescopic rod, the left end of the fourth telescopic rod is hinged with a second connecting rod, the left end of the second connecting rod is hinged with an induction rod, and the induction rod penetrates through the limiting hole;

a connecting plate is fixed on the lower surface of the cross beam corresponding to the position of the second connecting rod, two first connecting rods and two third connecting rods which are arranged in parallel are arranged between the connecting plate and the second connecting rod, two ends of each first connecting rod are hinged with the connecting plate and the second connecting rod respectively, the second connecting rod, the two first connecting rods and the connecting plate form a parallelogram structure, two ends of each third connecting rod are hinged with the connecting plate and the second connecting rod respectively, buckles are fixed at the left end and the right end of each third connecting rod, clamping grooves matched with the buckles are formed in the left side and the right side of the third connecting rod at the upper end of the second connecting rod, and a first spring in a stretching state is connected between the second connecting rod and the third connecting rod;

the lower extreme outer wall fixedly connected with tripod in the middle of the first bottom plate is positive, the right-hand member of second connecting rod is fixed with first wire rope, roller and tripod lower extreme fixed connection are walked around to first wire rope, the left end fixedly connected with second wire rope one end of second connecting rod, the other one end of second wire rope is fixed in limit valve bottom center.

Preferably, when the second connecting rod swings along with the two first connecting rods, the second connecting rod is always in a horizontal state.

Preferably, built-in springs are fixed inside the first telescopic rod, the second telescopic rod and the third telescopic rod, and the three built-in springs are all in a compressed state.

Preferably, the T-shaped shaft and the second bottom plate incline at a certain angle, and the angle of the incline between the T-shaped shaft and the second bottom plate is equal to the angle of the included angle between the plane determined by the first bottom plate and the horizontal plane at the three points at the upper end when the fixing rod, the first telescopic rod and the second telescopic rod are at the initial positions.

Preferably, the cross-sectional shape of the limit valve is an inverted T shape, a limit groove is formed in the limit valve base, and the limit valve is connected with the limit groove in a sliding mode.

Preferably, a rope hole is formed in the lower end of the limiting valve base, and the upper end of the second steel wire rope penetrates through the rope hole to be fixedly connected with the lower end of the limiting valve.

Compared with the prior cart technology, the invention provides an anti-shaking cart which has the following beneficial effects:

the invention relates to an anti-shaking cart which is invented and innovated on the basis of the existing cart, so that the cart has good practical performance in the application of actual material conveying work, and the anti-shaking cart is composed of a first bottom plate, a limit valve, a tripod, a first telescopic rod, a second telescopic rod, a fixed rod, a roller frame, a fourth telescopic rod, a third telescopic rod and the like, wherein when the anti-shaking cart is used for working, a V-shaped structure is formed between the two first bottom plates in the process of material conveying, so that the shaking and the impacting of materials in the conveying process can be prevented, the abnormity such as hidden crack unfilled corner and the like in the conveying process of products can be prevented, the materials can be limited in the conveying process, the moving space of the materials is reduced, the shaking or the impacting of the materials is not easy to occur, the abnormity such as hidden crack unfilled corner and the like in the conveying process of the products can not be caused, the conveying process is safer, the materials and the products are very convenient to assemble and disassemble, the lifting and the carrying are not needed, and the conveying device has good practical performance.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention without limiting the invention in which:

fig. 1 is a schematic structural view of a bottom plate part of an anti-sloshing cart according to the present invention;

FIG. 2 is a schematic view of a portion of a connecting rod according to the present invention;

FIG. 3 is a schematic view of a portion of the limiting valve according to the present invention;

FIG. 4 is a schematic view of the overall assembly structure proposed by the present invention;

FIG. 5 is a schematic view of the internal structure of the first telescopic rod according to the present invention;

FIG. 6 is a schematic view of the internal structure of the second telescopic rod according to the present invention;

FIG. 7 is a schematic view of the internal structure of a third telescopic rod according to the present invention;

FIG. 8 is a schematic view of a third link assembly according to the present invention;

in the figure: 1. a first base plate; 2. a universal ball shaft; 3. a limit valve; 4. a limit valve base; 5. a tripod; 6. a first telescopic rod; 7. a second telescopic rod; 8. fixing the rod; 9. a T-shaped shaft; 10. a roller; 11. a roller frame; 12. a limiting hole; 13. a base; 14. a second base plate; 15. an induction rod; 16. a first link; 17. a second link; 18. a third link; 19. a first spring; 20. a connecting plate; 21. a fourth telescopic rod; 22. a first wire rope; 23. a second wire rope; 24. a second spring; 25. a frame; 26. a third telescopic rod; 27. a cross beam; 28. a built-in spring; 29. buckling; 30. a clamping groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in 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, and not all of the embodiments. 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.

Referring to fig. 1-8, the present invention provides a technical solution: the utility model provides a prevent shaking shallow, includes second bottom plate 14 and frame 25, second bottom plate 14 is installed on frame 25 intermediate frame, the top of second bottom plate 14 is provided with first bottom plate 1, the edge fixedly connected with dead lever 8 of second bottom plate 14, the upper end of dead lever 8 is connected with first bottom plate 1 through universal ball axle 2, second bottom plate 14 is used for providing the support to dead lever 8, and under universal ball axle 2's effect, first bottom plate 1 can carry out angle adjustment relative dead lever 8.

The adjacent angle department of dead lever 8 front side is provided with first telescopic link 6, and the upper and lower extreme of first telescopic link 6 all is connected with second bottom plate 14, first bottom plate 1 respectively through universal ball axle 2.

The diagonal position of first telescopic link 6 is provided with second telescopic link 7, and the upper and lower extreme of second telescopic link 7 all is connected with second bottom plate 14, first bottom plate 1 respectively through universal ball axle 2.

A third telescopic rod 26 is arranged at the diagonal position of the fixed rod 8, a T-shaped shaft 9 is connected to the lower end shaft of the third telescopic rod 26, the T-shaped shaft 9 is fixedly connected with the upper end of the second bottom plate 14, and the upper end of the third telescopic rod 26 is connected with the first bottom plate 1 through a universal ball shaft 2.

The first telescopic rod 6, the second telescopic rod 7 and the third telescopic rod 26 are all elastic rods capable of automatically resetting and are as long as the fixed rod 8 in a natural state.

First bottom plate 1 is fixed with limit valve base 4 by left lower extreme outer wall, and the inside of limit valve base 4 is provided with limit valve 3, and limit valve 3 upwards wears out first bottom plate 1, is provided with the second spring 24 that is the tight state in top between limit valve 3 lower extreme and the inside of limit valve base 4.

A long hole is formed in the middle of the second bottom plate 14, a cross beam 27 is fixed on two corresponding side walls of the long hole, a support plate is fixed at one end of the lower side of the cross beam 27 close to the limit valve base 4, and a limit hole 12 is formed in the surface of the support plate.

The outer wall of the cross beam 27 is fixedly connected with three roller frames 11, and the three roller frames 11 are all connected with the rollers 10 through shafts.

The second bottom plate 14 is connected with base 13 near right side lower extreme, and the left end of base 13 articulates there is fourth telescopic link 21, and the left end of fourth telescopic link 21 articulates there is second connecting rod 17, and the left end of second connecting rod 17 articulates there is inductive rod 15, and inductive rod 15 passes from spacing hole 12.

A connecting plate 20 is fixed on the lower surface of the beam 27 corresponding to the position of the second connecting rod 17, two first connecting rods 16 and two third connecting rods 18 which are arranged in parallel are arranged between the connecting plate 20 and the second connecting rod 17, two ends of each first connecting rod 16 are hinged with the connecting plate 20 and the second connecting rod 17 respectively, the second connecting rod 17, the two first connecting rods 16 and the connecting plate 20 form a parallelogram structure, two ends of each third connecting rod 18 are hinged with the connecting plate 20 and the second connecting rod 17 respectively, buckles 29 are fixed at the left end and the right end of each third connecting rod 18, clamping grooves 30 matched with the buckles 29 are formed in the left side and the right side of each third connecting rod 18 at the upper end of the second connecting rod 17, and a first spring 19 in a stretching state is connected between the second connecting rod 17 and the third connecting rod 18.

The outer wall of the lower end in the middle of the first bottom plate 1 is fixedly connected with a tripod 5, the right end of the second connecting rod 17 is fixed with a first steel wire rope 22, the first steel wire rope 22 bypasses a roller 10 and is fixedly connected with the lower end of the tripod 5, the left end of the second connecting rod 17 is fixedly connected with one end of a second steel wire rope 23, and the other end of the second steel wire rope 23 is fixed at the center of the bottom of the limiting valve 3.

When the second link 17 swings with the two first links 16, the second link 17 is always in a horizontal state, and the motion locus of the second link 17 can be restricted and limited by the combined action of the two first links 16.

In order to be able to accurately drive the first telescopic rod 6 and the second telescopic rod 7 to stretch out and draw back, the whole tripod 5 is triangular, and the tripod 5 is parallel to each other with the plane that the first telescopic rod 6 and the second telescopic rod 7 are constituteed for the tripod 5 is adjusted the position of first bottom plate 1 through the first wire rope 22 of pulling.

In order to enable the first telescopic rod 6, the second telescopic rod 7 and the third telescopic rod 26 to have a reset function in a natural state, the built-in springs 28 are fixed inside the first telescopic rod 6, the second telescopic rod 7 and the third telescopic rod 26, and the three built-in springs 28 are in a compressed state.

In order to enable the supporting angle of the third telescopic rod 26 to be adjusted, a certain angle is inclined between the T-shaped shaft 9 and the second bottom plate 14, and the inclined angle between the T-shaped shaft 9 and the second bottom plate 14 is equal to the angle between the plane determined by the first bottom plate 1 and the horizontal plane included angle of the three points at the upper end when the fixing rod 8, the first telescopic rod 6 and the second telescopic rod 7 are at the initial positions, so that the third telescopic rod 26 can be well matched with the fixing rod 8, the first telescopic rod 6 and the second telescopic rod 7.

In order to enable the limiting valve 3 to be capable of sliding in the limiting valve base 4 for limiting, the cross section of the limiting valve 3 is in an inverted T shape, a limiting groove is formed in the limiting valve base 4, the limiting valve 3 is connected with the limiting groove in a sliding mode, and the limiting valve 3 can stably move up and down in the limiting valve base 4.

The rope hole has been seted up to limit valve base 4's lower extreme inside, and second wire rope 23 upper end is passed rope hole and 3 lower extreme fixed connection of limit valve, and second wire rope 23 can adjust limit valve 3's position through dragging in the rope hole is inside.

The working principle and the using process of the invention are as follows: after the invention is installed, the first bottom plate 1 on the device and the transmission mechanisms arranged below the first bottom plate 1 are both provided with two groups and are symmetrically distributed relative to the cart device, the first bottom plate 1 is provided with a tray, the first telescopic rod 6, the second telescopic rod 7 and the third telescopic rod 26 are all in the minimum length state, as shown in fig. 4, the first base plate 1 is inclined toward the middle of the frame 25, and the first base plate 1 forms an included angle with the horizontal plane, assuming that the included angle is fifteen degrees, a V-shaped structure which is sunken towards the middle position of the frame 25 is formed between the first bottom plates 1 at the left side and the right side of the frame 25, so that the material can be limited in the transportation process, the moving space of the material is reduced, therefore, the materials are not easy to shake or impact, the product cannot crack or break corners in the conveying process, and the conveying process is safer.

When the cart carries materials and touches the goods shelf, the induction rod 15 retracts after touching the goods shelf, so that the two first connecting rods 16 and the third connecting rod 18 swing, the buckle 29 on the third connecting rod 18 is buckled in the clamping groove 30 on the right side of the second connecting rod 17, meanwhile, the fourth telescopic rod 21 is compressed, at the moment, the first steel wire rope 22 is loosened, the first telescopic rod 6, the second telescopic rod 7 and the third telescopic rod 26 are automatically reset under the action of the built-in spring 28 and are equal to the fixed rod 8 in a natural state, so that the tripod 5 connected with the first steel wire rope 22 moves upwards, the first telescopic rod 6 and the second telescopic rod 7 stretch upwards for three centimeters, the third telescopic rod 26 performs driven motion along with the first telescopic rod 6 and the second telescopic rod 7, and because the shortest distance of the second telescopic rod 7 is smaller than the shortest distance of the first telescopic rod 6 by three centimeters, finally, the first bottom plate 1 tilts from the middle of the cart frame 25 to the front of the cart, meanwhile, the second connecting rod 17 pulls the limiting valve 3 to move downwards in the limiting valve base 4 through the second steel wire rope 23, so that the tray is separated from the limiting of the limiting valve 3. The tray can be conveniently separated from the first bottom plate 1 to finish the unloading work.

After unloading materials, after the empty tray returns to the first bottom plate 1, the frame 25 is separated from the shelf, the sensing rod 15 is separated from the position limit of the shelf, the sensing rod 15 is pulled to extend outwards, meanwhile, the second steel wire rope 23 moves upwards, the limit valve 3 moves upwards to the upper part of the upper surface of the first bottom plate 1 under the action of the second spring 24 to limit the tray above, the fourth telescopic rod 20 is not limited to start stretching, the connecting rod mechanism returns to normal, the first connecting rod 16 and the third connecting rod 18 swing, a buckle 29 on the third connecting rod 18 is buckled into a clamping groove 30 on the left side of the second connecting rod 17, the first steel wire rope 22 pulls the tripod 5 to move downwards, the first telescopic rod 6 and the second telescopic rod 7 retract for three centimeters downwards, the third telescopic rod 26 moves along with the first telescopic rod 6 and the second telescopic rod 7 in a driven manner, and finally the first bottom plate 1 moves to incline towards the middle of the frame 25 from an inclined manner towards the front of the frame 25, the first floor 1 is restored to a state of being inclined toward the middle of the vehicle frame 25.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an anti-shaking cart, includes second bottom plate (14) and frame (25), second bottom plate (14) are installed on frame (25) middle frame, its characterized in that: a first bottom plate (1) is arranged above the second bottom plate (14), a fixed rod (8) is fixedly connected to the corner of the second bottom plate (14), and the upper end of the fixed rod (8) is connected with the first bottom plate (1) through a universal ball shaft (2);

a first telescopic rod (6) is arranged at the adjacent corner of the front side of the fixed rod (8), and the upper end and the lower end of the first telescopic rod (6) are respectively connected with the second bottom plate (14) and the first bottom plate (1) through universal ball shafts (2);

a second telescopic rod (7) is arranged at the diagonal position of the first telescopic rod (6), and the upper end and the lower end of the second telescopic rod (7) are respectively connected with the second bottom plate (14) and the first bottom plate (1) through universal ball shafts (2);

a third telescopic rod (26) is arranged at the diagonal position of the fixed rod (8), a T-shaped shaft (9) is connected to the lower end shaft of the third telescopic rod (26), the T-shaped shaft (9) is fixedly connected to the upper end of the second bottom plate (14), and the upper end of the third telescopic rod (26) is connected with the first bottom plate (1) through a universal ball shaft (2);

the first telescopic rod (6), the second telescopic rod (7) and the third telescopic rod (26) are elastic rods capable of automatically resetting and are as long as the fixed rod (8) in a natural state;

a limit valve base (4) is fixed on the outer wall of the lower end of the first bottom plate (1) close to the left side, a limit valve (3) is arranged inside the limit valve base (4), the limit valve (3) penetrates out of the first bottom plate (1) upwards, and a second spring (24) in a jacking state is arranged between the lower end of the limit valve (3) and the inside of the limit valve base (4);

a long hole is formed in the middle of the second bottom plate (14), a cross beam (27) is fixed on two corresponding side walls of the long hole, a support plate is fixed at one end, close to the limiting valve base (4), of the lower side of the cross beam (27), and a limiting hole (12) is formed in the surface of the support plate;

the outer wall of the cross beam (27) is fixedly connected with three roller carriers (11), and the three roller carriers (11) are all connected with rollers (10) in a shaft mode;

the lower end of the second bottom plate (14) close to the right side is connected with a base (13), the left end of the base (13) is hinged with a fourth telescopic rod (21), the left end of the fourth telescopic rod (21) is hinged with a second connecting rod (17), the left end of the second connecting rod (17) is hinged with an induction rod (15), and the induction rod (15) penetrates through the limiting hole (12);

a connecting plate (20) is fixed on the lower surface of the beam (27) corresponding to the position of the second connecting rod (17), two first connecting rods (16) and a third connecting rod (18) which are arranged in parallel are arranged between the connecting plate (20) and the second connecting rod (17), two ends of the first connecting rod (16) are respectively hinged with the connecting plate (20) and the second connecting rod (17), the two first connecting rods (16) and the connecting plate (20) form a parallelogram structure, two ends of the third connecting rod (18) are respectively hinged with the connecting plate (20) and the second connecting rod (17), the left end and the right end of the third connecting rod (18) are both fixed with a buckle (29), the left side and the right side of the third connecting rod (18) at the upper end of the second connecting rod (17) are both provided with a clamping groove (30) matched with the buckle (29), a first spring (19) in a stretching state is connected between the second connecting rod (17) and the third connecting rod (18);

lower extreme outer wall fixedly connected with tripod (5) in the middle of first bottom plate (1) is positive, the right-hand member of second connecting rod (17) is fixed with first wire rope (22), gyro wheel (10) and tripod (5) lower extreme fixed connection are walked around in first wire rope (22), the left end fixedly connected with second wire rope (23) one end of second connecting rod (17), the other one end of second wire rope (23) is fixed in spacing valve (3) bottom center.

2. The anti-sloshing cart according to claim 1, wherein: when the second connecting rod (17) swings along with the two first connecting rods (16), the second connecting rod (17) is always in a horizontal state.

3. The anti-sloshing cart according to claim 1, wherein: built-in springs (28) are fixed inside the first telescopic rod (6), the second telescopic rod (7) and the third telescopic rod (26), and the three built-in springs (28) are all in a compressed state.

4. The anti-sloshing cart according to claim 1, wherein: the angle between the T-shaped shaft (9) and the second bottom plate (14) is inclined by a certain angle, and the angle between the T-shaped shaft (9) and the second bottom plate (14) is equal to the angle between the plane determined by the first bottom plate (1) and the horizontal plane included angle of the upper three points when the fixing rod (8), the first telescopic rod (6) and the second telescopic rod (7) are at the initial positions.

5. The anti-sloshing cart according to claim 1, wherein: the cross-sectional shape of the limiting valve (3) is inverted T-shaped, a limiting groove is formed in the limiting valve base (4), and the limiting valve (3) is connected with the limiting groove in a sliding mode.

6. The anti-sloshing cart according to claim 1, wherein: the lower end of the limiting valve base (4) is internally provided with a rope hole, and the upper end of the second steel wire rope (23) penetrates through the rope hole to be fixedly connected with the lower end of the limiting valve (3).