CN215622083U

CN215622083U - Multifunctional cart

Info

Publication number: CN215622083U
Application number: CN202121584286.4U
Authority: CN
Inventors: 邰文姣; 蒋鹏; 戴海荣; 董鹏程
Original assignee: Jiangsu Yitest Testing Technology Co ltd
Current assignee: Jiangsu Yitest Testing Technology Co ltd
Priority date: 2021-07-12
Filing date: 2021-07-12
Publication date: 2022-01-25
Anticipated expiration: 2031-07-12

Abstract

The utility model belongs to the field of carts, and particularly relates to a multifunctional cart which comprises a flat plate, a supporting cylinder, a driving assembly and a brake universal wheel; the top side of the flat plate is fixedly connected with a baffle; a group of supporting cylinders is fixedly connected to the bottom side of the flat plate; a first cavity is formed in the supporting cylinder; the top side of the first cavity is rotatably connected with a screw rod; the top end of the screw rod is fixedly connected with a first belt pulley; a support rod is connected in the first cavity in a sliding manner; threaded grooves are formed in the supporting rods, the supporting cylinders, the supporting rods, the lead screw, the brake universal wheel, the first belt wheel and the driving assembly are arranged on the supporting rods, the parts are matched with one another, the height of the flat plate can be adjusted, the flat plate is aligned with the experiment table in height, the area of the experiment table can be expanded through the flat plate, more samples can be placed, and therefore the use of workers is facilitated.

Description

Multifunctional cart

Technical Field

The utility model relates to the field of carts, in particular to a multifunctional cart.

Background

The cart is a vehicle for carrying articles by manually pushing and pulling, and is generally divided into a single wheel, two wheels, three wheels and four wheels.

When using, the staff can do the experiment at the laboratory bench, but some laboratory bench areas are little, during the operation, can't place a lot of samples, and the sample is placed very inconveniently, the staff's of not being convenient for use.

SUMMERY OF THE UTILITY MODEL

In order to make up for the defects of the prior art and solve the problems that the existing experiment table is small in area, a large number of samples cannot be placed in the operation process, the samples are inconvenient to place, and the multifunctional cart is inconvenient for workers to use.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the multifunctional cart comprises a flat plate, a supporting cylinder, a driving assembly and a brake universal wheel; the top side of the flat plate is fixedly connected with a baffle; a group of supporting cylinders is fixedly connected to the bottom side of the flat plate; a first cavity is formed in the supporting cylinder; the top side of the first cavity is rotatably connected with a screw rod; the top end of the screw rod is fixedly connected with a first belt pulley; a support rod is connected in the first cavity in a sliding manner; a thread groove is formed in the supporting rod; the screw rod is inserted into the thread groove and is connected with the thread groove through threads; the brake universal wheel is fixedly connected to the bottom end of the supporting rod; the driving assembly is arranged at the bottom of the flat plate, so that the height of the flat plate is adjusted, the height of the flat plate is flush with the height of the test bed, the area of the test bed can be enlarged by using the cart, and the use of workers is facilitated.

Preferably, the drive assembly comprises a first drive shaft; the bottom side of the flat plate is rotatably connected with a group of first transmission shafts; the first transmission shafts are arranged on the bottom side of the flat plate in a surrounding mode; the centers of the first transmission shafts are arranged on the second transmission shafts; a second belt wheel is fixedly connected to the position, corresponding to the first belt wheel, of the second transmission shaft; the first belt wheel and the second belt wheel are sleeved with synchronous belts; a first gear is fixedly connected to the top end of the first transmission shaft; a second gear is fixedly connected to the top end of the second transmission shaft; the first gear and the second gear are meshed with each other; a fixed rod is fixedly connected to the bottom side of the flat plate; the bottom of the fixed rod is rotatably connected with a transmission rod; a flexible shaft is fixedly connected between the transmission rod and the second rotating shaft to drive the plurality of supporting rods to move, so that the use of workers can be facilitated.

Preferably, a sliding groove is formed in the side wall of the first cavity; a sliding block is connected in the sliding groove in a sliding manner; the sliding block is fixedly connected with the supporting rod.

Preferably, a pair of supporting plates are symmetrically and fixedly connected to the side surface of the flat plate; a first rotating shaft is rotatably connected between the pair of supporting plates; an expansion plate is fixedly connected to the first rotating shaft; the supporting plate is provided with a through hole; the through hole penetrates through the expansion board; the through hole is internally and slidably connected with a fixing shaft, so that the area of the flat plate can be increased, and more articles can be placed.

Preferably, one side of the flat plate, which is far away from the baffle plate, and one side of the flat plate, which is far away from the expansion plate, are both rotatably connected with a second rotating shaft; and a guardrail is fixedly connected to the second rotating shaft, so that articles are prevented from falling off.

Preferably, a second cavity is formed in the baffle; an extrusion plate is rotationally connected in the second cavity; the top of the extrusion plate is rotatably connected with a screw rod; the screw rod penetrates through the top side wall body of the second cavity and is connected with the top side wall body of the second cavity through the thread; an air bag is arranged at the bottom of the extrusion plate; a first gas pipe is fixedly connected in the flat plate; one end of the first gas pipe is fixedly connected with the air bag; the other end is fixedly connected with a piston cylinder; a third cavity is formed in one side, far away from the expansion plate, of the flat plate; the piston cylinder is fixedly connected in the third cavity; a piston rod is connected in the piston cylinder in a sliding manner; a rotating gear is fixedly connected to the second rotating shaft; a rotary toothed plate is fixedly connected to the end part of the piston rod; the rotating gears are meshed with the toothed plates, so that the guardrails are driven to extend, and the guardrail is convenient for workers to use.

The utility model has the advantages that:

1. according to the utility model, the flat plate, the supporting cylinder, the supporting rod, the screw rod, the brake universal wheel, the first belt wheel and the driving assembly are arranged, and the height of the flat plate can be adjusted by means of mutual matching of the parts, so that the flat plate is aligned with the height of the experiment table, the area of the experiment table can be expanded by the flat plate, more samples can be placed, and the use of workers is facilitated.

2. According to the utility model, the first transmission shaft, the second transmission shaft, the flexible shaft, the second belt wheel, the first gear, the second gear and the transmission rod are arranged, and the components are mutually matched, so that the plurality of screw rods can be driven to rotate, and thus, the height of the flat plate can be conveniently adjusted by a worker.

Drawings

In order to more clearly illustrate the embodiments of the present 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, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

FIG. 1 is a schematic structural view of a support cylinder according to a first embodiment;

FIG. 2 is a schematic diagram of a plate structure according to the first embodiment;

FIG. 3 is an enlarged view of a portion of FIG. 1 at A;

FIG. 4 is a schematic structural view of a second transmission shaft according to the first embodiment;

fig. 5 is a schematic structural diagram of a groove in the second embodiment.

FIG. 6 is a partial enlarged view of FIG. 5 at B;

in the figure: 11. a flat plate; 12. a support cylinder; 13. a screw rod; 14. a support bar; 15. a thread groove; 16. braking the universal wheel; 17. a first pulley; 18. a baffle plate; 21. a first drive shaft; 22. a first gear; 221. a second pulley; 23. a second drive shaft; 24. a second gear; 25. fixing the rod; 26. a transmission rod; 31. a support plate; 32. a first rotating shaft; 33. an expansion board; 34. a through hole; 35. a fixed shaft; 41. a second rotating shaft; 42. a guardrail; 51. a chute; 52. a slider; 61. an air bag; 62. a pressing plate; 63. a screw; 64. a first gas delivery pipe; 65. a piston cylinder; 66. a piston rod; 67. a rotating gear; 68. a toothed plate; 71. fixing grooves; 72. an annular air bag; 73. a second air delivery conduit.

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.

Example one

Referring to fig. 1-4, the multi-functional cart includes a plate 11, a support tube 12, a driving assembly and a brake universal wheel 16; a baffle plate 18 is fixedly connected to the top side of the flat plate 11; a group of supporting cylinders 12 is fixedly connected to the bottom side of the flat plate 11; a first cavity is formed in the supporting cylinder 12; the top side of the first cavity is rotatably connected with a screw rod 13; a first belt pulley 17 is fixedly connected to the top end of the screw rod 13; a support rod 14 is connected in the first cavity in a sliding manner; a thread groove 15 is formed in the support rod 14; the screw rod 13 is inserted into the thread groove 15 and is connected with the thread groove through threads; the brake universal wheel 16 is fixedly connected with the bottom end of the support rod 14; the driving component is arranged at the bottom of the flat plate 11; the drive assembly comprises a first drive shaft 21; a group of first transmission shafts 21 are rotatably connected to the bottom side of the flat plate 11; the first transmission shafts 21 are arranged at the bottom side of the flat plate 11 in a surrounding array mode; the centers of the first transmission shafts 21 are arranged on the second transmission shafts 23; a second belt wheel 221 is fixedly connected to the second transmission shaft 23 at a position corresponding to the first belt wheel 17; the first belt pulley 17 and the second belt pulley 221 are sleeved with synchronous belts; a first gear 22 is fixedly connected to the top end of the first transmission shaft 21; a second gear 24 is fixedly connected to the top end of the second transmission shaft 23; the first gear 22 and the second gear 24 are meshed with each other; a fixed rod 25 is fixedly connected to the bottom side of the flat plate 11; the bottom of the fixed rod 25 is rotatably connected with a transmission rod 26; a flexible shaft is fixedly connected between the transmission rod 26 and the second rotating shaft 41; a sliding groove 51 is formed in the side wall of the first cavity; a slide block 52 is connected in the slide groove 51 in a sliding manner; the sliding block 52 is fixedly connected with the support rod 14; when using, through rotating handle on the transfer line 26, with this drive transfer line 26 and rotate, later drive second gear 24 through flexible axle and second transmission shaft 23 and rotate, with this drive second band pulley 221 rotates, later drive every lead screw 13 through the hold-in range and rotate, lead screw 13 can drive bracing piece 14 and move downwards when rotatory, with this adjust dull and stereotyped 11 height, thereby make dull and stereotyped 11 height flush with the height of test bench, enlarge the area of test bench through the shallow, thereby can be convenient for the staff to use, when not using, the staff can directly carry the sample through the shallow, with this staff's that can be convenient for use, be provided with the brake on the brake universal wheel 16, fix the universal wheel through the brake when using.

A pair of supporting plates 31 are symmetrically and fixedly connected to the side surface of the flat plate 11; a first rotating shaft 32 is rotatably connected between the pair of support plates 31; an expansion plate 33 is fixedly connected to the first rotating shaft 32; a through hole 34 is formed in the support plate 31; the through hole 34 penetrates through the expansion board 33; a fixed shaft 35 is slidably connected in the through hole 34; when the device is used, a worker can draw out the fixing shaft 35 from the through hole 34, rotate the expansion plate 33, and then insert the fixing shaft 35 into the through hole 34 to fix the expansion plate 33, so that the area of the flat plate 11 can be increased, the worker can conveniently place more samples, and when the device is not used, the expansion plate 33 can be folded, so that the occupied area of the device can be reduced, and the device is convenient to store.

A second rotating shaft 41 is rotatably connected to both one side of the flat plate 11 far away from the baffle plate 18 and one side of the flat plate 11 far away from the expansion plate 33; a guardrail 42 is fixedly connected to the second rotating shaft 41; a second cavity is formed in the baffle 18; an extrusion plate 62 is rotationally connected in the second cavity; the top of the extrusion plate 62 is rotatably connected with a screw 63; the screw 63 penetrates through the second cavity top side wall body and is connected with the second cavity top side wall body through the screw thread; the bottom of the extrusion plate 62 is provided with an air bag 61; a first air pipe 64 is fixedly connected in the flat plate 11; one end of the first air delivery pipe 64 is fixedly connected with the air bag 61; the other end is fixedly connected with a piston cylinder 65; a third cavity is formed in one side, away from the expansion plate 33, of the flat plate 11; the piston cylinder 65 is fixedly connected in the third cavity; a piston rod 66 is connected in the piston cylinder 65 in a sliding manner; a rotating gear 67 is fixedly connected to the second rotating shaft 41; a rotary toothed plate 68 is fixedly connected to the end of the piston rod 66; the rotating gear 67 is meshed with the toothed plate 68; when using, the staff rotates the knob at screw rod 63 top, drive screw rod 63 with this and rotate, thereby make screw rod 63 remove downwards, then stripper plate 62 extrudes gasbag 61, later gaseous rodless intracavity that transports piston cylinder 65 through first gas-supply pipe 64, drive piston rod 66 with this and extend, thereby drive pinion rack 68 and stretch out, it is rotatory to drive bull gear 67 with this, thereby it rotates to drive second pivot 41 and guardrail 42, can prevent through guardrail 42 that the object from taking place to drop, can be convenient for the staff to expand guardrail 42 through the aforesaid setting.

Example two

Referring to fig. 5 to 6, in the first comparative example, as another embodiment of the present invention, a set of fixing grooves 71 is formed on the top side of the flat plate 11; an annular air bag 72 is fixedly connected in the fixing groove 71; the annular air bag 72 is communicated with the first air conveying pipe 64 through a second air conveying pipe 73; when using, some beakers and reagent bottles in laboratory need be transported to the staff, these bottles are the glass material, the shallow can take place to shake when the transportation, thereby can lead to taking place the collision between the bottle, and then can lead to its breakage, when the transportation, the staff places beaker and reagent bottle in fixed slot 71, then rotate the knob, the gas in the gasbag 61 is transported to annular gasbag 72 in through first gas-supply pipe 64 and second gas-supply pipe 73, annular gasbag 72 expands, fix beaker and reagent bottle with this, thereby avoid its collision, through the design of annular gasbag 72, with this beaker and reagent bottle that can fix different diameters.

The working principle is that when the test bench is used, the handle on the transmission rod 26 is rotated to drive the transmission rod 26 to rotate, then the second gear 24 is driven to rotate through the flexible shaft and the second transmission shaft 23 to drive the second belt wheel 221 to rotate, then each screw rod 13 is driven to rotate through the synchronous belt, the support rod 14 is driven to move downwards when the screw rods 13 rotate, so that the height of the flat plate 11 is adjusted, the height of the flat plate 11 is aligned with the height of the test bench, the area of the test bench is enlarged through a cart, and therefore a worker can use the test bench conveniently, when the test bench is not used, the worker can directly carry samples through the cart, so that the use of the worker can be facilitated, the brake universal wheel 16 is provided with a brake, when the test bench is used, the worker can fix the universal wheel through the brake, when the test bench is used, the worker can draw out the fixing shaft 35 from the through hole 34, then, the expansion plate 33 is rotated, then the fixing shaft 35 is inserted into the through hole 34, so as to fix the expansion plate 33, the area of the flat plate 11 can be increased through the arrangement, and more samples can be conveniently placed by a worker, when the device is not used, the expansion plate 33 can be folded, so that the occupied area of the device can be reduced, and the device is convenient to store, when the device is used, the worker rotates a knob at the top of a screw 63 to drive the screw 63 to rotate, so that the screw 63 moves downwards, then the extrusion plate 62 extrudes the air bag 61, then the air is transported into a rodless cavity of a piston cylinder 65 through a first air pipe 64 to drive a piston rod 66 to extend, so as to drive a toothed plate 68 to extend, so as to drive a rotating gear 67 to rotate, so as to drive a second rotating shaft 41 and a guardrail 42 to rotate, and objects can be prevented from falling through the guardrail 42, the deployment of the guard rail 42 by the worker is facilitated by the above arrangement.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.

Claims

1. Multi-functional shallow, its characterized in that: comprises a flat plate (11), a supporting cylinder (12), a driving component and a brake universal wheel (16); a baffle (18) is fixedly connected to the top side of the flat plate (11); a group of supporting cylinders (12) is fixedly connected to the bottom side of the flat plate (11); a first cavity is formed in the supporting cylinder (12); the top side of the first cavity is rotatably connected with a screw rod (13); a first belt wheel (17) is fixedly connected to the top end of the screw rod (13); a support rod (14) is connected in the first cavity in a sliding manner; a thread groove (15) is formed in the support rod (14); the screw rod (13) is inserted into the thread groove (15) and is connected with the thread groove through threads; the brake universal wheel (16) is fixedly connected with the bottom end of the support rod (14); the driving component is arranged at the bottom of the flat plate (11).

2. The multi-function cart of claim 1, wherein: the drive assembly comprises a first transmission shaft (21); the bottom side of the flat plate (11) is rotatably connected with a group of first transmission shafts (21); the first transmission shafts (21) are arranged at the bottom side of the flat plate (11) in a surrounding array mode; the centers of the first transmission shafts (21) are arranged on the second transmission shafts (23); a second belt wheel (221) is fixedly connected to the second transmission shaft (23) at a position corresponding to the first belt wheel (17); the first belt wheel (17) and the second belt wheel (221) are sleeved with synchronous belts; a first gear (22) is fixedly connected to the top end of the first transmission shaft (21); a second gear (24) is fixedly connected to the top end of the second transmission shaft (23); the first gear (22) and the second gear (24) are meshed with each other; a fixed rod (25) is fixedly connected to the bottom side of the flat plate (11); the bottom of the fixed rod (25) is rotatably connected with a transmission rod (26); a flexible shaft is fixedly connected between the transmission rod (26) and the second rotating shaft (41).

3. The multi-function cart of claim 2, wherein: a sliding groove (51) is formed in the side wall of the first cavity; a sliding block (52) is connected in the sliding groove (51) in a sliding manner; the sliding block (52) is fixedly connected with the supporting rod (14).

4. The multi-function cart of claim 3, wherein: a pair of supporting plates (31) are symmetrically and fixedly connected to the side surface of the flat plate (11); a first rotating shaft (32) is rotatably connected between the pair of support plates (31); an expansion plate (33) is fixedly connected to the first rotating shaft (32); a through hole (34) is formed in the support plate (31); the through hole (34) penetrates through the expansion board (33); and a fixed shaft (35) is connected in the through hole (34) in a sliding way.

5. The multi-function cart of claim 4, wherein: one side of the flat plate (11) far away from the baffle plate (18) and one side of the flat plate (11) far away from the expansion plate (33) are both rotatably connected with a second rotating shaft (41); and a guardrail (42) is fixedly connected to the second rotating shaft (41).

6. The multi-function cart of claim 5, wherein: a second cavity is formed in the baffle (18); an extrusion plate (62) is rotationally connected in the second cavity; the top of the extrusion plate (62) is rotationally connected with a screw (63); the screw (63) penetrates through the top sidewall body of the second cavity and is connected with the top sidewall body of the second cavity through the screw thread; an air bag (61) is arranged at the bottom of the extrusion plate (62); a first air conveying pipe (64) is fixedly connected in the flat plate (11); one end of the first air delivery pipe (64) is fixedly connected with the air bag (61); the other end is fixedly connected with a piston cylinder (65); a third cavity is formed in one side, away from the expansion plate (33), of the flat plate (11); the piston cylinder (65) is fixedly connected in the third cavity; a piston rod (66) is connected in the piston cylinder (65) in a sliding manner; a rotating gear (67) is fixedly connected to the second rotating shaft (41); a rotary toothed plate (68) is fixedly connected to the end part of the piston rod (66); the rotating gear (67) is meshed with the toothed plate (68).