Hydraulic lifting frame trolley

Abstract

The utility model discloses a hydraulic lifting frame trolley which comprises a trolley base, a support, a lifting table and a limiting plate, a trolley box is installed on the trolley base, a double-rod hydraulic cylinder is installed in the trolley box, a sliding block is installed at the piston rod end of the double-rod hydraulic cylinder, the sliding block is in sliding connection with a sliding groove formed in a fixing plate, and the limiting plate is installed on the support. One end of a support is rotationally installed on the sliding block, the other end of the support is rotationally connected with a connecting base installed at the bottom of the lifting table, a window is formed in the table top of the lifting table, a roller is rotationally installed at the window, an electric telescopic rod is installed in the lifting table, and a limiting plate is installed at the top end of the electric telescopic rod. According to the hydraulic lifting frame trolley, a worker can conveniently stand on the lifting table to take materials at the high position or assist the worker in construction at the high position, the lifting table can also place the materials for carrying, the universality and flexibility of the hydraulic lifting frame trolley are improved, the materials can be conveniently discharged through rotation of the multiple sets of rollers, and the practicability of the hydraulic lifting frame trolley is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the related field of hydraulic lifting frame trolley, concretely to a hydraulic lifting frame trolley. BACKGROUND

[0002] Hydraulic lifting frame trolley is a kind of equipment using hydraulic system to lift, it is usually used to carry goods, carries out construction or other occasions needing vertical lifting, hydraulic lifting frame trolley is usually equipped with hydraulic pump, operator can control the lifting of platform by hydraulic equipment, without bending or stretching hand to get goods, hydraulic lifting frame trolley is widely used in industry, logistics and construction industry because of its efficient, safe and convenient characteristics.

[0003] Through the retrieval, China utility model patent CN219326553U discloses a kind of hydraulic lifting frame trolley, including vehicle body, the bottom of the vehicle body The both sides of fixed installation have driving mechanism, the top of the vehicle body is equipped with installation slot, the inside of the installation slot is fixedly installed with lifting mechanism, by the setting of arc plate can be placed lean pipe material between arc plate or at its top, by double piston rod hydraulic cylinder, limit sliding block, limit sliding slot, limit spring and movable rod etc. Lifting mechanism is convenient for adjusting the height of lifting frame, so as to adjust the height of lean pipe material, it is convenient to take and place lean pipe material, when lifting frame rises, it can be adjusted by limit mechanism such as extension spring, pull rope, gear and rack, so that the bottom end of limit rod is in contact with ground, it can improve the stability of the trolley, easy to operate, convenient to use, And it can improve the stability of lifting frame, high practicability.

[0004] The technical scheme in the application file still has the following problems: the hydraulic lifting frame trolley can only place pipe material for carrying, it is inconvenient for workers to stand on the lifting frame trolley to take high materials, or to assist workers in high construction, which affects the versatility and flexibility of the hydraulic lifting frame trolley, and it is inconvenient to unload the carried materials, which affects the practicability of the hydraulic lifting frame trolley. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of hydraulic lifting frame trolley to solve the problems in the above background.

[0006] To achieve the above object, the utility model provides the following technical scheme: a hydraulic lifting frame trolley, including car base, support, lifting platform and limit board, the car base is installed with the car box, the car box is installed with double -rod hydraulic cylinder, the plug rod end of double -rod hydraulic cylinder is installed with sliding block, the car box is installed with fixed plate, the sliding groove of fixed plate is slidably connected with the sliding groove of sliding block, one end of the support is rotatably installed on the sliding block, the other end of the support is rotatably connected with the connecting seat installed at the bottom of lifting platform, the surface of lifting platform is provided with window, the roller is rotatably installed at the window, the electric telescopic rod is installed in the lifting platform, and the limit board is installed at the top of electric telescopic rod.

[0007] The car box is installed on the car base, the double -rod hydraulic cylinder installed in the car box is retracted and extended, the sliding block installed at both ends of the double -rod hydraulic cylinder is moved relatively, the sliding groove on the sliding block and the fixed plate is slidably connected, and one end of the support rotatably installed on the sliding block is connected with the connecting seat rotatably installed at the bottom of the lifting platform, so that the height of the lifting platform is adjusted, a row of rollers is rotatably installed at the window on the surface of the lifting platform, the top surface of the roller is flush with the surface of the lifting platform, when the lifting platform needs to be used, the electric telescopic rod installed in the lifting platform is extended, the limit board installed at the top of the electric telescopic rod is lifted, the limit board is in contact with the bottom of the roller, so that the rotation of the roller is limited, the staff can stand on the lifting platform to take the materials at high place, or assist the staff to work at high place, the lifting platform can also be placed to carry materials, the versatility and flexibility of the hydraulic lifting frame trolley are improved, when the materials are discharged, the electric telescopic rod installed in the lifting platform can be retracted, the limit board installed at the top of the electric telescopic rod is moved downward, the limit board is not in contact with the bottom of the roller, the rotation of the roller is released, a plurality of rollers are rotatably installed, the materials can be conveniently discharged, and the practicability of the hydraulic lifting frame trolley is improved.

[0008] Preferably, the end surface of the car box is provided with a butt joint groove, the bottom surface of the lifting platform is provided with a butt joint protrusion, the butt joint protrusion is matched with the butt joint groove, and a sealing ring is installed on the bottom surface of the lifting platform.

[0009] The butt joint groove is formed on the end surface of the car box, the butt joint protrusion is installed on the bottom surface of the lifting platform, the butt joint protrusion is matched with the butt joint groove, the sealing ring is installed on the bottom surface of the lifting platform, the lifting platform is moved downward and is attached to the top end of the car box, the sealing property of the car box is ensured, and the hydraulic cylinder equipment installed in the car box can be protected.

[0010] Preferably, screw holes are formed on the car base, a lead screw is screwedly installed in the screw hole, and a fixed foot is rotatably installed at the bottom end of the lead screw.

[0011] The technical scheme is adopted, the screw hole is arranged on the bottom of the trolley, the screw rod is installed in the screw hole, the fixed foot is rotatably installed at the bottom end of the screw rod, and the trolley bottom is moved up and down to stabilize the trolley bottom.

[0012] Preferably, a wall plate is installed on the top surface of the lifting platform, and a door plate is installed on the wall plate.

[0013] The technical scheme is adopted, the wall plate is installed on the top surface of the lifting platform, the door plate is installed on the wall plate, the falling of the materials is avoided, and the safety of the hydraulic lifting frame trolley is improved.

[0014] Preferably, a driving wheel is installed at the bottom of the trolley bottom.

[0015] The technical scheme is adopted, the driving wheel is installed at the bottom of the trolley bottom, and the hydraulic lifting frame trolley can be moved.

[0016] Preferably, a rubber pad is installed on the top surface of the limiting plate.

[0017] The technical scheme is adopted, the rubber pad is installed on the top surface of the limiting plate, the friction area and the friction force between the limiting plate and the roller are increased.

[0018] Compared with the prior art, the utility model has the advantages of:

[0019] 1. The work personnel can stand on the lifting platform to take the materials at high positions, or assist the work personnel to work at high positions, the lifting platform can also place the materials to be carried, the versatility and the flexibility of the hydraulic lifting frame trolley are improved.

[0020] 2. When the materials are discharged, the electric telescopic rod installed in the lifting platform is retracted, the limiting plate installed at the top end of the electric telescopic rod is moved downward, the limiting plate does not contact the bottom of the roller, the rotation of the roller is released, a plurality of rollers are rotated to conveniently discharge the materials, and the practicability of the hydraulic lifting frame trolley is improved. DETAILED DESCRIPTION

[0021] Figure 1 It is a three-dimensional structure schematic view of the utility model;

[0022] Figure 2 It is a sectional structure schematic view of the utility model;

[0023] Figure 3 It is an enlarged schematic view of the limiting structure of the utility model;

[0024] Figure 4 It is a top view structure schematic view of the utility model.

[0025] In the figure: 1, the car base; 2, drive wheel; 3, screw hole; 4, screw rod; 5, fixed foot; 6, car box; 7, double-rod hydraulic cylinder; 8, sliding block; 9, fixed plate; 10, support; 11, connecting seat; 12, lifting platform; 13, wall plate; 14, door plate; 15, electric telescopic rod; 16, limiting plate; 17, window; 18, roller; 19, sealing ring; 20, butt joint protrusion; 21, butt joint groove. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0027] Please refer to Figures 1-4 The utility model provides an embodiment: a hydraulic lifting frame trolley, including car base 1, car box 6, support 10, lifting platform 12 and limiting plate 16, install car box 6 on car base 1, install double-rod hydraulic cylinder 7 in car box 6, the plug rod end of double-rod hydraulic cylinder 7 is installed with sliding block 8, install fixed plate 9 in car box 6, the sliding slot of sliding block 8 and fixed plate 9 is set up and is connected slidingly, one end of support 10 is rotatably installed on sliding block 8, the other end of support 10 is rotatably connected with the connecting seat 11 installed at the bottom of lifting platform 12, the surface of lifting platform 12 is set up with window 17, rotatably install roller 18 at window 17, install electric telescopic rod 15 in lifting platform 12, the top end of electric telescopic rod 15 is installed with limiting plate 16, install rubber pad on the top surface of limiting plate 16, through the rubber pad installed on the top surface of limiting plate 16, increase the friction area and friction force between roller 18.

[0028] The double-rod hydraulic cylinder 7 installed in the vehicle box 6 on the vehicle base 1 is retracted and extended, driving the relative movement of the sliding block 8 installed at both ends of the double-rod hydraulic cylinder 7, cooperating with the sliding connection of the sliding block 8 and the sliding groove opened on the fixed plate 9, and the rotationally installed bracket 10 on the sliding block 8, one end of the bracket 10 is rotationally connected with the connecting seat 11 installed at the bottom of the lifting platform 12, thereby adjusting the height of the lifting platform 12, a row of roller cylinders 18 are rotationally installed at the window 17 opened on the table top of the lifting platform 12, the top end surface of the roller cylinder 18 is flush with the table top of the lifting platform 12, when the lifting platform needs to be stood on, the electric telescopic rod 15 installed in the lifting platform 12 is extended, driving the upward movement of the limiting plate 16 installed at the top end of the electric telescopic rod 15, so that the limiting plate 16 abuts against the bottom of the roller cylinder 18, thereby limiting the rotation of the roller cylinder 18, facilitating the staff to stand on the lifting platform to take high materials, or assisting the staff to work at high places, the lifting platform 12 can also place materials for carrying, improving the versatility and flexibility of the hydraulic lifting frame trolley, when the material is discharged, the electric telescopic rod 15 installed in the lifting platform 12 can be retracted, driving the downward movement of the limiting plate 16 installed at the top end of the electric telescopic rod 15, so that the limiting plate 16 does not contact the bottom of the roller cylinder 18, removing the rotation limitation of the roller cylinder 18, the rotation of multiple roller cylinders 18 facilitates the discharge of materials, improving the practicability of the hydraulic lifting frame trolley.

[0029] The end surface of the vehicle box 6 is provided with a butt joint groove 21, the bottom surface of the lifting platform 12 is provided with a butt joint protrusion 20, the butt joint protrusion 20 is matched with the butt joint groove 21, and a sealing ring 19 is installed on the bottom surface of the lifting platform 12; through the butt joint groove 21 opened on the end surface of the vehicle box 6, cooperating with the butt joint protrusion 20 installed on the bottom surface of the lifting platform 12, the butt joint protrusion 20 is matched with the butt joint groove 21, cooperating with the sealing ring 19 installed on the bottom surface of the lifting platform 12, the lifting platform 12 is lowered and abuts against the top end of the vehicle box 6, ensuring the sealing property of the vehicle box 6, and the hydraulic cylinder equipment installed in the vehicle box 6 can be protected.

[0030] The bottom of the vehicle base 1 is provided with a driving wheel 2, through the driving wheel 2 installed at the bottom of the vehicle base 1, the hydraulic lifting frame trolley can be moved; the vehicle base 1 is provided with a screw hole 3, a lead screw 4 is threadedly installed in the screw hole 3, and a fixed foot 5 is rotationally installed at the bottom end of the lead screw 4; through the screw hole 3 opened on the vehicle base 1, the lead screw 4 threadedly installed in the screw hole 3 is rotated, driving the fixed foot 5 rotationally installed at the bottom end of the lead screw 4 to move up and down, so that the vehicle base 1 is stable.

[0031] The top surface of the lifting platform 12 is provided with a wall plate 13, and the wall plate 13 is provided with a door plate 14; through the wall plate 13 installed on the top surface of the lifting platform 12, cooperating with the door plate 14 installed on the wall plate 13, the falling of materials is avoided, and the safety of the hydraulic lifting frame trolley is improved.

[0032] Working principle: through the installation of the car box 6 on the car base 1, the double rod hydraulic cylinder 7 installed in the car box 6 is started to retract and extend, which drives the relative movement of the sliding block 8 installed on the both ends of the double rod hydraulic cylinder 7, cooperates the sliding connection of the sliding block 8 and the sliding groove opened on the fixed plate 9, and the rotation installation of the bracket 10 on one end of the sliding block 8, the other end of the bracket 10 is rotationally connected with the connecting seat 11 installed at the bottom of the lifting platform 12, so as to adjust the height of the lifting platform 12, a row of roller cylinders 18 are rotationally installed at the window 17 opened on the table top of the lifting platform 12, the top end surface of the roller cylinder 18 is flush with the table top of the lifting platform 12, when the lifting platform needs to be stood, the electric telescopic rod 15 installed in the lifting platform 12 is started to extend, which drives the upward movement of the limiting plate 16 installed at the top end of the electric telescopic rod 15, so that the limiting plate 16 abuts against the bottom of the roller cylinder 18, thereby limiting the rotation of the roller cylinder 18, facilitating the staff to stand on the lifting platform to take high materials, or assisting the staff to work at high places, the lifting platform 12 can also place materials for carrying, improving the versatility and flexibility of the hydraulic lifting frame platform truck, when discharging materials, the electric telescopic rod 15 installed in the lifting platform 12 can be retracted, which drives the downward movement of the limiting plate 16 installed at the top end of the electric telescopic rod 15, so that the limiting plate 16 does not contact the bottom of the roller cylinder 18, and the rotation limitation of the roller cylinder 18 is released, the rotation of the plurality of roller cylinders 18 facilitates the discharge of materials, and the practicability of the hydraulic lifting frame platform truck is provided, through the opening of the butt joint groove 21 on the end surface of the car box 6, the cooperation of the butt joint convex block 20 installed on the bottom surface of the lifting platform 12, the butt joint of the butt joint convex block 20 and the butt joint groove 21, the cooperation of the sealing ring 19 installed on the bottom surface of the lifting platform 12, the downward movement of the lifting platform 12 and the top end of the car box 6, the sealing property of the car box 6 is ensured, and the hydraulic cylinder equipment installed in the car box 6 can be protected.

[0033] It is obvious for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be regarded as exemplary and non-limiting, and the scope of the present application is defined by the appended claims rather than the above description, and all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present application. Any reference signs in the claims should not be regarded as limiting the claims involved.

Claims

1. A hydraulic lifting frame trolley, comprising a trolley base (1), a support (10), a lifting platform (12) and a limiting plate (16), characterized in that: The car base (1) is provided with a car box (6), a double-rod hydraulic cylinder (7) is installed in the car box (6), a sliding block (8) is installed at the plug rod end of the double-rod hydraulic cylinder (7), a fixed plate (9) is installed in the car box (6), the sliding block (8) and the fixed plate (9) are slidably connected through a sliding groove, one end of a support (10) is rotatably installed on the sliding block (8), the other end of the support (10) is rotatably connected with a connecting seat (11) installed at the bottom of a lifting platform (12), a window (17) is formed in the top surface of the lifting platform (12), a roller (18) is rotatably installed at the window (17), an electric telescopic rod (15) is installed in the lifting platform (12), and a limiting plate (16) is installed at the top end of the electric telescopic rod (15).

2. The hydraulic lift table cart of claim 1, wherein: A butt joint groove (21) is formed in the end surface of the car box (6), a butt joint protrusion (20) is installed on the bottom surface of the lifting platform (12), the butt joint protrusion (20) is matched with the butt joint groove (21), and a sealing ring (19) is installed on the bottom surface of the lifting platform (12).

3. The hydraulic lift table cart of claim 1, wherein: A screw hole (3) is formed in the car base (1), a lead screw (4) is threadedly installed in the screw hole (3), and a fixed foot (5) is rotatably installed at the bottom end of the lead screw (4).

4. The hydraulic lift table cart of claim 1, wherein: A fence plate (13) is installed on the top surface of the lifting platform (12), and a door plate (14) is installed on the fence plate (13).

5. The hydraulic lift table cart of claim 1, wherein: A driving wheel (2) is installed at the bottom of the car base (1).

6. The hydraulic lift table cart of claim 1, wherein: A rubber pad is installed on the top surface of the limiting plate (16).

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