Electric flat carriage with table top provided with fixing structure

Abstract

The utility model discloses an electric flat carriage with a table top provided with a fixing structure, which comprises a traveling mechanism and a bearing platform, two parallel sliding holes are formed in the top of the bearing platform, two placing grooves are further formed in the top of the bearing platform, and fixing plates are arranged in the placing grooves; two driving motors are arranged on one side of the bearing platform, two parallel lead screws are rotationally connected into the bearing platform, and the screwing directions of threads on the two sides of the lead screws are opposite; the two sides of each lead screw are in threaded connection with an inner sliding block and an outer sliding block respectively, telescopic rods are hinged to the ends, closer to the lead screws than the inner sliding blocks, of the outer sliding blocks and between the outer sliding blocks and the fixing plates, the telescopic rods penetrate through the sliding holes, and one side of each fixing plate is hinged to the top of the corresponding inner sliding block. Connecting rods are arranged between the oppositely-arranged inner sliding blocks and between the oppositely-arranged outer sliding blocks. The two fixing plates are arranged on the table top of the electric flat carriage, so that articles can be clamped and fixed in the transportation process, and the transportation safety is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to electric flat car technical field, especially electric flat car with fixed structure of platform. BACKGROUND

[0002] Electric flat car is a kind of electric transport vehicle commonly used in factory, with the advantages of convenient use, large carrying capacity, easy maintenance etc., is the preferred transport tool of short distance fixed point frequent carrying heavy goods in the factory and between factory and factory.But the top of the existing electric flat car is flat structure for the convenience of placing articles, but when transporting stacked articles, the center of gravity of the articles may be offset due to inertia, even tipping occurs, affecting the safety of transportation. SUMMARY

[0003] The utility model discloses a kind of electric flat car with fixed structure of platform, two fixed plates are provided on the platform of the electric flat car, article can be clamped and fixed during transportation, to improve the safety of transportation.

[0004] To achieve the above object, the utility model adopts the following technical scheme: a kind of electric flat car with fixed structure of platform, including walking mechanism and bearing platform, bearing platform is set on the top of walking mechanism, the top of bearing platform is provided with two parallel sliding holes, the setting direction of sliding hole is same with the moving direction of walking mechanism, the top of bearing platform is also provided with two placing grooves, placing groove is located at the two ends of sliding hole and perpendicular to the setting direction of sliding hole, fixed plate is provided in placing groove;The side of bearing platform is provided with two drive motors, the inside of bearing platform is rotatably connected with two parallel screws, the thread rotation direction of screw side is opposite, one end of screw is fixedly connected with the output end of drive motor through bearing platform;Screw is located directly below sliding hole, and the two sides of each screw are respectively screw-connected with inner slide block and outer slide block, and the end of outer slide block is closer to screw than inner slide block, and the hinge between outer slide block and fixed plate is provided with telescopic rod, and telescopic rod is set through sliding hole, and the side of fixed plate is hinged on the top of inner slide block, and the connecting rod is arranged between oppositely arranged inner slide blocks and oppositely arranged outer slide blocks.

[0005] Optionally, the center position of the inside of bearing platform is evenly provided with a plurality of bearing columns.

[0006] Optionally, the two sides of the inside of bearing platform are provided with support table, and the top surface of support table is attached to the bottom of connecting rod.

[0007] Optionally, the inner slide block and the outer slide block of the same side are fixedly connected with synchronous rod.

[0008] Optionally, the two ends of screw are fixedly connected with limit plate.

[0009] Optionally, the walking mechanism is provided with a buffer at both ends, and the length of the buffer is greater than the length of the driving motor.

[0010] The electric flat car with the fixed structure of the table top has the following advantages:

[0011] (1) In the unused state, the fixed plate is horizontally arranged in the placing groove and is kept at the same height as the table top of the electric flat car, when the article is placed on the table top of the electric flat car, the telescopic rod is elongated, the fixed plate is adjusted to the vertical state, then the driving motor drives the screw rod to rotate, the fixed plates on both sides move to the middle, when the fixed plate on one side contacts the article, the article can be pushed to the center position of the table top, at this time, the fixed plate on the other side also contacts the side surface of the article, the fixed plates on both sides form a clamping state, and the article is stably clamped.

[0012] (2) The bearing column can improve the carrying capacity of the table top.

[0013] (3) The support table can support the connecting rod, and avoid the hindering of the movement of the two end sliding blocks caused by the gravity of the connecting rod. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 is the front view of the utility model.

[0015] Figure 2 is the top view of the utility model.

[0016] Figure 3 is the internal structure diagram of the bearing platform.

[0017] Figure 4 is the schematic view of the fixed plate in the horizontal state.

[0018] Figure 5 is the schematic view of the fixed plate in the vertical state. DETAILED DESCRIPTION

[0019] The utility model will be further described below in combination with the drawings, and in the following description, the direction in the drawings is taken as the reference. Figure 1

[0020] As shown in Figures 1-5 , an electric flat car with a fixed structure of a table top comprises a walking mechanism 1 and a bearing platform 2, the walking mechanism 1 moves along the left-right direction, the left and right ends of the walking mechanism 1 are provided with buffers 3, and the impact force when the electric flat car collides is alleviated. The bearing platform 2 is arranged at the top of the walking mechanism 1, two parallel sliding holes 4 are arranged on the top of the bearing platform 2 along the left-right direction, two placing grooves 5 are further arranged on the top of the bearing platform 2, the placing grooves 5 are located at the two ends of the sliding holes 4 and are perpendicular to the arrangement direction of the sliding holes 4, and the fixed plates 6 are arranged in the placing grooves 5. ​

[0021] The left side of the bearing platform 2 is provided with two driving motors 7, the length of the buffer 3 is greater than the length of the driving motor 7, so that when the collision occurs, the bearing platform 2 is not rotated, two parallel arranged lead screws 8 are connected to the inside of the bearing platform 2, the thread rotation directions of the left and right sides of the lead screw 8 are opposite, the left end of the lead screw 8 is fixedly connected with the output end of the driving motor 7 through the bearing platform 2, and the driving motor 7 can drive the lead screw 8 to rotate. The lead screw 8 is located directly below the sliding hole 4, and the two sides of each lead screw 8 are threadedly connected with an inner sliding block 9 and an outer sliding block 10, respectively. The outer sliding block 10 is closer to the end of the lead screw 8 than the inner sliding block 9, and the two ends of the lead screw 8 are fixedly connected with a limiting plate 11 to avoid excessive movement of the outer sliding block 10. The inner sliding block 9 and the outer sliding block 10 on the same side are fixedly connected with a synchronous rod 12 to ensure synchronous movement of the inner sliding block 9 and the outer sliding block 10. The oppositely arranged inner sliding blocks 9 and the oppositely arranged outer sliding blocks 10 are provided with a connecting rod 13, and the connecting rod 13 can ensure synchronous movement of the sliding blocks on the two lead screws 8. The left and right sides of the inside of the bearing platform 2 are provided with support tables 14, the top surface of the support table 14 is attached to the bottom of the connecting rod 13, and the support table 14 can support the connecting rod 13 to avoid hindering the movement of the sliding blocks at both ends due to the gravity of the connecting rod 13. The outer sliding block 10 and the fixed plate 6 are hingedly connected with an extension rod 15, the extension rod 15 is arranged through the sliding hole 4, one side of the fixed plate 6 is hingedly connected to the top of the inner sliding block 9, and the extension rod 15 can be lengthened or shortened to enable the fixed plate 6 to rotate. A plurality of bearing columns 16 are uniformly arranged at the center position of the inside of the bearing platform 2, the bearing columns 16 can improve the load-carrying capacity of the table surface and ensure the stability during transportation of articles.

[0022] When the electric flat car is in an unused state, the extension rod 15 is retracted, the outer sliding block 10 moves to the limiting plate 11 at the end of the lead screw 8, and at this time, the fixed plate 6 is horizontally arranged in the placing groove 5 and maintains the same height as the table surface of the electric flat car. When the electric flat car needs to transport articles, the articles are placed on the table surface of the electric flat car, and then the extension rod 15 is lengthened to push the fixed plate 6 to rotate to the vertical state, the driving motor 7 drives the lead screw 8 to rotate, and the fixed plates 6 on the two sides move towards the middle. When the fixed plate 6 on one side contacts the articles, the articles can be gradually moved to the center position of the table surface, at this time, the fixed plate 6 on the other side also contacts the articles, and the fixed plates 6 on the two sides form a clamping state to stabilize the articles and ensure the safety during transportation.

[0023] The above-described embodiments are only some embodiments of the present application, not all embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the present application.

Claims

1. A motorized flat car having a fixed deck, characterized by: The walking mechanism and the load-bearing platform are included, the load-bearing platform is arranged on the top of the walking mechanism, two parallel sliding holes are arranged on the top of the load-bearing platform, the arrangement direction of the sliding holes is the same as the moving direction of the walking mechanism, two placing grooves are arranged on the top of the load-bearing platform, the placing grooves are located at the two ends of the sliding holes and are perpendicular to the arrangement direction of the sliding holes, and a fixed plate is arranged in the placing groove; two driving motors are arranged on one side of the load-bearing platform, two parallel lead screws are rotatably connected in the load-bearing platform, the screw rotation directions of the two sides of the lead screws are opposite, one end of the lead screw is fixedly connected with the output end of the driving motor through the load-bearing platform, the lead screw is located directly below the sliding hole, the two sides of each lead screw are respectively threadedly connected with an inner sliding block and an outer sliding block, the outer sliding block is closer to the end of the lead screw than the inner sliding block, a telescopic rod is hingedly connected between the outer sliding block and the fixed plate, the telescopic rod is arranged through the sliding hole, one side of the fixed plate is hingedly connected to the top of the inner sliding block, and a connecting rod is arranged between the oppositely arranged inner sliding blocks and between the oppositely arranged outer sliding blocks.

2. The electric flat car with fixed structure of the table according to claim 1, characterized in that: A plurality of load-bearing columns are uniformly arranged at the central position in the load-bearing platform.

3. The electric flat car with fixed structure of the table according to claim 1, characterized in that: Supporting tables are arranged on the two sides in the load-bearing platform, and the top surface of the supporting table is attached to the bottom of the connecting rod.

4. The electric flat car with fixed structure of the table according to claim 1, characterized in that: The synchronizing rod is fixedly connected between the inner sliding block and the outer sliding block on the same side.

5. The electric flat car with fixed structure of the table according to claim 1, characterized in that: The limiting plates are fixedly connected to the two ends of the lead screw.

6. The electric flat car with fixed structure of the table according to claim 1, characterized in that: The buffer is arranged at the two ends of the walking mechanism, and the length of the buffer is greater than the length of the driving motor.

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