阅读说明：本技术 一种建筑用废旧钢筋运输推车 (Waste steel bar transportation trolley for building ) 是由 刘阳 裴连义 姜丽娜 魏思楠 于 2020-06-12 设计创作，主要内容包括：本发明公开了一种建筑用废旧钢筋运输推车,包括运输板,所述运输板底部的两侧均活动连接有万向轮,所述运输板顶部的左侧固定连接有推杆,所述推杆的顶部固定连接有推手,所述运输板的前侧设置有正反电机,所述正反电机的输出端固定连接有转轴,转轴的背侧贯穿至运输板的内腔。本发明通过正反电机带动转轴转动,转轴带动齿轮转动,齿轮的转动使齿板向右侧移动,齿板带动滑板在滑槽内部滑动,通过齿板的移动推动延长板移动,延长板从运输板内伸出,达到了可调节长度的优点,解决了现有的废旧钢筋运输推车在使用时不可调节长度,往往较长的钢筋运输时,会与地面产生摩擦,以至于地面磨损,因此不便于人们使用的问题。(The invention discloses a transport cart for waste steel bars for buildings, which comprises a transport plate, wherein universal wheels are movably connected to two sides of the bottom of the transport plate, a push rod is fixedly connected to the left side of the top of the transport plate, a push handle is fixedly connected to the top of the push rod, a positive and negative motor is arranged on the front side of the transport plate, a rotating shaft is fixedly connected to the output end of the positive and negative motor, and the back side of the rotating shaft penetrates through the inner cavity of the transport plate. The length-adjustable waste steel bar transport cart has the advantages that the rotating shaft is driven to rotate by the positive and negative motors, the gear is driven to rotate by the rotating shaft, the toothed plate moves towards the right side by the rotation of the gear, the toothed plate drives the sliding plate to slide in the sliding groove, the extension plate is pushed to move by the movement of the toothed plate and extends out of the transport plate, the length can be adjusted, and the problems that the length cannot be adjusted when the existing waste steel bar transport cart is used, long steel bars are often rubbed with the ground when transported, and the ground is abraded, so that people cannot use the waste steel bar transport cart conveniently are solved.)

1. The utility model provides a waste steel bar transport trolley for building, includes transport plate (1), its characterized in that: the equal swing joint in both sides of transport plate (1) bottom has universal wheel (3), the front side of transport plate (1) is provided with positive and negative motor (2), output fixedly connected with pivot (11) of positive and negative motor (2), the dorsal part of pivot (11) runs through to the inner chamber of transport plate (1), the fixed surface of pivot (11) is connected with gear (15), the top meshing of gear (15) has pinion rack (16), the right side fixedly connected with extension plate (9) of pinion rack (16), the right side of extension plate (9) runs through to the right side of transport plate (1), the right side fixedly connected with dog (8) at extension plate (9) top.

2. The waste steel bar transportation cart for building of claim 1, wherein: the inner cavity of the extension plate (9) is provided with a groove (14), the right side of the inner cavity of the groove (14) is fixedly connected with a polished rod (12), the surface of the polished rod (12) is movably connected with a limiting plate (13), and the right side of the limiting plate (13) is in contact with the left side of the stop block (8).

3. The waste steel bar transportation cart for building of claim 1, wherein: the conveying plate is characterized in that fixing seats (7) are fixedly connected to the two sides of the top of the conveying plate (1), and fixing belts (6) are movably connected to the inner cavities of the fixing seats (7) through connecting pins.

4. The waste steel bar transportation cart for building of claim 1, wherein: the left side fixedly connected with slide (10) of pinion rack (16), spout (17) have all been seted up to the top and the bottom of transport plate (1) inner wall, the inner wall of spout (17) is sliding connection with the outside of slide (10).

5. The waste steel bar transportation cart for building of claim 1, wherein: the dorsal side of pivot (11) and the dorsal side swing joint of transport board (1) inner wall, the dorsal side of positive and negative motor (2) and the front side of transport board (1) pass through connecting block fixed connection.

6. The waste steel bar transportation cart for building of claim 1, wherein: the left side fixedly connected with push rod (5) at transport plate (1) top, the top fixedly connected with pushing hands (4) of push rod (5).

7. The waste steel bar transportation cart for building of claim 1, wherein: the conveying plate is characterized in that limiting stop rods (18) are fixedly connected to the two sides of the top of the conveying plate (1), and reinforcing rods are fixedly connected to the inner sides of the limiting stop rods (18) in the transverse direction.

Technical Field

The invention relates to the technical field of buildings, in particular to a waste steel bar transportation trolley for buildings.

Background

The building is an asset formed by artificial construction, belongs to the category of fixed assets, and comprises two categories of houses and constructions, wherein the houses are engineering buildings for people to live, work, study, produce, manage, entertain, store articles and perform other social activities, while the length of the existing waste steel bar transportation cart cannot be adjusted when in use, and the existing waste steel bar transportation cart can rub the ground when long steel bars are transported, so that the ground is abraded, and the waste steel bar transportation cart is inconvenient for people to use.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a waste steel bar transportation cart for buildings, which has the advantage of adjustable length and solves the problem that the existing waste steel bar transportation cart cannot adjust the length when in use, and often generates friction with the ground when transporting longer steel bars, so that the ground is abraded, and the waste steel bar transportation cart is inconvenient for people to use.

(II) technical scheme

In order to achieve the purpose of adjusting the length, the invention provides the following technical scheme: the utility model provides a transport trolley of old and useless reinforcing bar for building, includes the transport plate, the equal swing joint in both sides of transport plate bottom has the universal wheel, the front side of transport plate is provided with positive and negative motor, the output fixedly connected with pivot of positive and negative motor, the dorsal part of pivot runs through to the inner chamber of transport plate, the fixed surface of pivot is connected with the gear, the meshing of the top of gear has the pinion rack, the right side fixedly connected with extension plate of pinion rack, the right side of extension plate runs through to the right side of transport plate, the right side fixedly connected with dog at extension plate top.

Preferably, the inner cavity of the extension plate is provided with a groove, the right side of the inner cavity of the groove is fixedly connected with a polished rod, the surface of the polished rod is movably connected with a limiting plate, and the right side of the limiting plate is in contact with the left side of the stop block.

Preferably, the two sides of the top of the conveying plate are fixedly connected with fixing seats, and the inner cavities of the fixing seats are movably connected with fixing belts through connecting pins.

Preferably, the left side fixedly connected with slide of pinion rack, the spout has all been seted up to the top and the bottom of transport plate inner wall, the inner wall of spout is sliding connection with the outside of slide.

Preferably, the back side of the rotating shaft is movably connected with the back side of the inner wall of the conveying plate, and the back side of the positive and negative motor is fixedly connected with the front side of the conveying plate through a connecting block.

Preferably, the left side of the top of the conveying plate is fixedly connected with a push rod, and the top of the push rod is fixedly connected with a pushing handle.

Preferably, both sides at the top of the conveying plate are fixedly connected with limit stop levers, and the inner sides of the limit stop levers are transversely and fixedly connected with reinforcing rods.

(III) advantageous effects

Compared with the prior art, the invention provides a transport cart for waste and old reinforcing steel bars for buildings, which has the following beneficial effects: 1. the length-adjustable waste steel bar transport cart has the advantages that the rotating shaft is driven to rotate by the positive and negative motors, the gear is driven to rotate by the rotating shaft, the toothed plate moves towards the right side by the rotation of the gear, the toothed plate drives the sliding plate to slide in the sliding groove, the extension plate is pushed to move by the movement of the toothed plate and extends out of the transport plate, the length can be adjusted, and the problems that the length cannot be adjusted when the existing waste steel bar transport cart is used, long steel bars are often rubbed with the ground when transported, and the ground is abraded, so that people cannot use the waste steel bar transport cart conveniently are solved.

2. According to the invention, the stop block has a stopping effect on the limiting plate, and the limiting plate is prevented from falling off after rotating to be in a vertical state.

3. The sliding plate limiting device has the advantage that the sliding plate is limited in moving position through the sliding groove, so that the sliding plate is convenient to move.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic view of the internal structure of the transport plate of the present invention;

fig. 3 is a schematic view of the connection relationship between the limiting plate and the stopper structure of the invention.

In the figure: 1. a transport plate; 2. a positive and negative motor; 3. a universal wheel; 4. a pushing handle; 5. a push rod; 6. fixing belts; 7. a fixed seat; 8. a stopper; 9. an extension plate; 10. a slide plate; 11. a rotating shaft; 12. a polish rod; 13. a limiting plate; 14. a groove; 15. a gear; 16. a toothed plate; 17. a chute; 18. and a limit stop lever.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be configured in a specific orientation, and operate, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The transport plate 1, the positive and negative motors 2, the universal wheels 3, the push hands 4, the push rods 5, the fixing belts 6, the fixing seats 7, the stop blocks 8, the extension plates 9, the sliding plates 10, the rotating shafts 11, the polished rods 12, the limiting plates 13, the grooves 14, the gears 15, the toothed plates 16, the sliding chutes 17 and the limiting stop rods 18 are all universal standard parts or parts known by a person skilled in the art, and the structure and the principle of the transport plate can be known by a technical manual or a conventional experimental method.

Referring to fig. 1-3, a transportation cart for transporting waste steel bars for buildings comprises a transportation plate 1, universal wheels 3 are movably connected to both sides of the bottom of the transportation plate 1, a push rod 5 is fixedly connected to the left side of the top of the transportation plate 1, a push handle 4 is fixedly connected to the top of the push rod 5, a front and back motor 2 is arranged on the front side of the transportation plate 1, the back side of a rotating shaft 11 is movably connected to the back side of the inner wall of the transportation plate 1, the back side of the front and back motor 2 is fixedly connected to the front side of the transportation plate 1 through a connecting block, the output end of the front and back motor 2 is fixedly connected to the rotating shaft 11, the back side of the rotating shaft 11 penetrates through the inner cavity of the transportation plate 1, a gear 15 is fixedly connected to the surface of the rotating shaft 11, a toothed plate 16 is engaged with the top of the gear 15, a sliding plate 10 is fixedly connected to the left side of, the sliding plate 10 is limited by the sliding groove 17, so that the sliding plate 10 is convenient to move, the extension plate 9 is fixedly connected to the right side of the toothed plate 16, the right side of the extension plate 9 penetrates through the right side of the conveying plate 1, the inner cavity of the extension plate 9 is provided with the groove 14, the polish rod 12 is fixedly connected to the right side of the inner cavity of the groove 14, the surface of the polish rod 12 is movably connected with the limiting plate 13, the right side of the limiting plate 13 is in contact with the left side of the stop block 8, and the slide plate 10 is moved by the stop, play the effect that blocks to limiting plate 13, avoid limiting plate 13 to rotate and can take place to drop after being vertical state, the right side fixedly connected with dog 8 at extension plate 9 top, the equal fixedly connected with fixing base 7 in both sides at 1 top of transport plate, there is fixed band 6 in the inner chamber of fixing base 7 through connecting pin swing joint, the equal fixedly connected with in both sides at 1 top of transport plate stop lever 18, the inboard horizontal fixedly connected with stiffener of stop lever 18.

When the anti-dropping device is used, firstly, the positive and negative motor 2 is started through the external controller, the positive and negative motor 2 drives the rotating shaft 11 to rotate, the rotating shaft 11 drives the gear 15 to rotate, the rotation of the gear 15 enables the toothed plate 16 to move towards the right side, the toothed plate 16 drives the sliding plate 10 to slide in the sliding groove 17, the extension plate 9 is pushed to move through the movement of the toothed plate 16, the extension plate 9 extends out of the conveying plate 1 until the limiting plate 13 completely extends out of the conveying plate 1, then, the positive and negative motor 2 is closed, finally, the limiting plate 13 is rotated, the limiting plate 13 rotates around the polished rod 12, at the moment, the limiting plate 13 is contacted with the stop block 8, in a state shown in figure 3, the limiting plate 13 can play a role of stopping the steel bars to prevent the steel bars from dropping, and further, the steel bars are bound through the fixing belt 6 to avoid dropping (the model of the external, and mains power is used for power supply in this application).

While embodiments of the present invention have been shown and described, it will be apparent to those skilled in the art that various modifications and changes may be made in the present invention. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.