Hydraulic cargo elevator buffering device

Abstract

The utility model discloses a hydraulic cargo elevator buffering device which comprises a cargo elevator, the upper side and the lower side of the cargo elevator are fixedly connected with buffering boxes, dampers are fixedly connected into the buffering boxes, first springs are arranged on the dampers, the rear surface of the cargo elevator is fixedly connected with supporting columns, and the ends, away from the cargo elevator, of the supporting columns are fixedly connected with buffering blocks. The output end of the first motor is fixedly connected with a lead screw, the lead screw is in threaded connection with a threaded block, the outer surface of the threaded block is fixedly connected with a second motor, the output end of the second motor is fixedly connected with a rotating shaft, and the outer surface of the rotating shaft is fixedly connected with an electric telescopic rod; through cooperation of a first motor, a lead screw, a threaded block, an electric telescopic rod, a buffer clamping block, a buffer plate and a buffer spring, when the goods elevator is about to stop, through cooperation with deceleration of the goods elevator and the deceleration effect of the goods elevator, impact force during stopping can be further reduced, and therefore safety and goods protection are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to freight elevator buffer device technical field, especially a kind of hydraulic freight elevator buffer device. BACKGROUND

[0002] With the continuous expansion of production space, make high-rise building increasingly more, the application of freight elevator is more and more common, the requirement of freight elevator is also more and more high, hydraulic freight elevator is a common loading and unloading equipment, mainly used to transport goods between different floor height, but the existing freight elevator has high impact force when stopping, may cause displacement to goods and cause damage, such as China discloses "a freight elevator buffer device", its application number is "CN202221100386.X", it is by, limit slot is set in the outer wall of piston, the movement of piston is limited in the limit slot, to prevent the rotation during the movement of piston, guarantee the effective operation of travel switch, but it cannot absorb part of impact energy to reduce the impact force that goods and equipment receive, it cannot cooperate with freight elevator when freight elevator is about to stop, so as to reduce the impact force when stopping, improve safety and goods protection. SUMMARY

[0003] The utility model aims at at least solving one of the technical problems existing in the prior art, provide a kind of hydraulic freight elevator buffer device, by the cooperation of buffer box, damper and first spring, part of impact energy can be effectively absorbed, reduce the impact force that goods and equipment receive, so as to improve safety, protect freight elevator parts from excessive impact force, reduce the risk of failure, prolong the service life of freight elevator;By the cooperation of first motor, screw rod, threaded block, electric telescopic rod, buffer block, buffer plate and buffer spring, when freight elevator is about to stop, by cooperating with freight elevator deceleration and through the deceleration effect of freight elevator itself, the impact force when stopping can be further reduced, so as to improve safety and goods protection.

[0004] The utility model discloses still provide with above-mentioned one kind hydraulic freight elevator buffer device, it is including: freight elevator, the upper and lower both sides fixedly connected with buffer box of freight elevator, the buffer box is fixedly connected with damper in, be provided with first spring on the damper, the rear surface fixedly connected with support column of freight elevator, the one end fixedly connected with buffer block of support column away from freight elevator, first motor, the output of first motor is fixedly connected with screw rod, be connected with threaded block on the screw rod, the outer surface fixedly connected with second motor of threaded block, the output of second motor is fixedly connected with rotating shaft, the outer surface fixedly connected with electric telescopic handle of rotating shaft, the one end fixedly connected with buffer block of electric telescopic handle away from rotating shaft, the inner bottom of buffer block is fixedly connected with buffer spring, the other end fixedly connected with buffer plate of buffer spring, through the cooperation of buffer box, damper and first spring, can effectively absorb part of impact energy, reduce the impact force that goods and equipment receive, thereby improve security, protect the each component of freight elevator from excessive impact force, reduce the failure risk, prolong the service life of freight elevator, through the cooperation of first motor, screw rod, threaded block, electric telescopic handle, buffer block, buffer plate and buffer spring, when freight elevator is about to stop, through the cooperation of freight elevator deceleration and through the deceleration effect of freight elevator itself, can further reduce the impact force when stopping, thereby improve security and goods protection.

[0005] According to the hydraulic freight elevator buffer device, the buffer block and the buffer block are movably connected, and the buffer block and the buffer plate are movably connected, so that the deceleration of the freight elevator can be matched.

[0006] According to the hydraulic freight elevator buffer device, the upper surface of the first motor is fixedly connected with the mounting base, and the rear surface of the mounting base is fixedly connected with the mounting plate, so that the device can be stably installed.

[0007] According to the hydraulic freight elevator buffer device, the front surface of the mounting plate is fixedly connected with the fixed block, and the fixed block is rotatably connected with the screw rod, so that the stability of the other end of the screw rod can be ensured.

[0008] According to the hydraulic freight elevator buffer device, the upper surface of the fixed block is fixedly connected with the second telescopic rod, and the other end of the second telescopic rod is fixedly connected with the threaded block, so that the threaded block can be effectively prevented from rotating.

[0009] According to the hydraulic freight elevator buffer device, the buffer block is provided with a groove, and the upper and lower sides of the buffer block are equal in shape, so that the deceleration effect can be improved.

[0010] The utility model discloses a hydraulic freight elevator buffer device, the outer surface of mounting plate is fixedly connected with mounting seat, be provided with mounting hole on the mounting seat, can stably install the device.

[0011] Beneficial effects

[0012] 1, compared with prior art, the novel hydraulic freight elevator buffer device, through the cooperation of buffer box, damper and first spring, can effectively absorb part of impact energy, reduce the impact force that goods and equipment receive, thereby improve security, protect the components of freight elevator from excessive impact force, reduce the risk of failure, prolong the service life of freight elevator.

[0013] 2, compared with prior art, the novel hydraulic freight elevator buffer device, through the cooperation of first motor, screw rod, threaded block, electric telescopic rod, buffer block, buffer plate and buffer spring, when the freight elevator is about to stop, through the cooperation of freight elevator deceleration and the deceleration effect of freight elevator itself, can further reduce the impact force when stopping, thereby improve security and goods protection. BRIEF DESCRIPTION OF DRAWINGS

[0014] The utility model will be further explained in connection with the drawings and examples;

[0015] Figure 1 It is the side view structure diagram of the utility model hydraulic freight elevator buffer device;

[0016] Figure 2 It is the buffer box internal structure diagram of the utility model hydraulic freight elevator buffer device;

[0017] Figure 3 It is the front view structure diagram of the utility model hydraulic freight elevator buffer device;

[0018] Figure 4 It is the buffer block structure diagram of the utility model hydraulic freight elevator buffer device.

[0019] Legend:

[0020] 1, freight elevator;2, buffer box;3, damper;4, first spring;5, support column;6, buffer block;7, first motor;8, screw rod;9, threaded block;10, second motor;11, rotating shaft;12, electric telescopic rod;13, buffer block;14, buffer plate;15, mounting base;16, mounting plate;17, fixed block;18, second telescopic rod. DETAILED DESCRIPTION

[0021] The specific embodiments of the utility model will be described in detail in this part, the preferred embodiment of the utility model is shown in the drawings, the role of the drawings is to supplement the description of the written part with graphics, so that people can intuitively and visually understand each technical feature and the overall technical scheme of the utility model, but it cannot be understood as the limitation of the protection scope of the utility model.

[0022] Referring to Figures 1-4 The utility model discloses a hydraulic freight elevator buffer device, it includes: freight elevator 1, the upper and lower two sides of freight elevator 1 are fixedly connected with buffer box 2, for supporting damper 3, buffer box 2 is fixedly connected with damper 3 in, be provided with first spring 4 on damper 3, for cooperating damper 3 absorption buffer force, the rear surface of freight elevator 1 is fixedly connected with support column 5, for supporting buffer block 6, the end away from freight elevator 1 of support column 5 is fixedly connected with buffer block 6;First motor 7 is used for providing power for screw rod 8, the output of first motor 7 is fixedly connected with screw rod 8, for screw block 9 sliding, screw rod 8 is screw connected with screw block 9, the outer surface of screw block 9 is fixedly connected with second motor 10, for providing power for rotating shaft 11, the output of second motor 10 is fixedly connected with rotating shaft 11, for rotating buffer block 13, adjusts the direction of buffer block 13, the outer surface of rotating shaft 11 is fixedly connected with electric telescopic rod 12, for telescopic buffer block 13, the end away from rotating shaft 11 of electric telescopic rod 12 is fixedly connected with buffer block 13, the inner bottom of buffer block 13 is fixedly connected with buffer spring, the other end of buffer spring is fixedly connected with buffer plate 14, for decelerating buffer block 6, thereby decelerating freight elevator 1.

[0023] Buffer block 6 is movably connected with buffer block 13, buffer block 6 is movably connected with buffer plate 14, for decelerating buffer block 6, thereby decelerating freight elevator 1, the upper surface of first motor 7 is fixedly connected with mounting base 15, for installing motor 7, the rear surface of mounting base 15 is fixedly connected with mounting plate 16, for installing motor 7 connecting structure, the front surface of mounting plate 16 is fixedly connected with fixed block 17, fixed block 17 is rotatably connected with screw rod 8, for supporting the other end of screw rod 8, the upper surface of fixed block 17 is fixedly connected with second telescopic rod 18, the other end of second telescopic rod 18 is fixedly connected with screw block 9, for limiting screw block 9, prevent screw block from rotating, recess is provided in buffer block 13, the shape of recess is equal to the upper and lower two sides of buffer block 6, the outer surface of mounting plate 16 is fixedly connected with mounting seat, and mounting hole is arranged on mounting seat.

[0024] Working principle: in use, through the damper 3 in the buffer tank 2 and the first spring 4 absorption elevator 1 run and stop when the buffer force, when the elevator 1 rises, the first motor 7 drives the screw rod 8 to rotate, the threaded block 9 slides on the screw rod 8 to drive the buffer block 13 to slide, the buffer block 13 is advanced to the position of the elevator 1 stop, then the elevator 1 slows down when stopping, at the same time, the electric telescopic rod 12 extends the buffer block 13, the buffer block 6 slowly inserts into the buffer block 13, and the buffer block 13 is slowed down through the buffer block 13, and the buffer spring and the buffer plate 14 in the buffer block 13 are further slowed down, and the elevator 1 is lowered, the second motor 10 rotates the rotating shaft 11, and the direction of the buffer block 13 is adjusted.

[0025] The embodiments of the utility model are explained in detail above in combination with the drawings, but the utility model is not limited to the above-mentioned embodiments, and various changes can be made within the knowledge range possessed by the ordinary skilled in the art without departing from the purpose of the utility model.

Claims

1. A hydraulic freight elevator buffer device, characterized in that, include: A freight elevator (1) is provided with a buffer box (2) fixedly connected to the upper and lower sides of the freight elevator (1). A damper (3) is fixedly connected inside the buffer box (2). A first spring (4) is provided on the damper (3). A support column (5) is fixedly connected to the rear surface of the freight elevator (1). A buffer block (6) is fixedly connected to the end of the support column (5) away from the freight elevator (1). A first motor (7) is fixedly connected to a lead screw (8) at its output end. A threaded block (9) is threaded onto the lead screw (8). A second motor (10) is fixedly connected to the outer surface of the threaded block (9). A rotating shaft (11) is fixedly connected to the output end of the second motor (10). An electric telescopic rod (12) is fixedly connected to the outer surface of the rotating shaft (11). A buffer block (13) is fixedly connected to one end of the electric telescopic rod (12) away from the rotating shaft (11). A buffer spring is fixedly connected to the inner bottom surface of the buffer block (13). A buffer plate (14) is fixedly connected to the other end of the buffer spring.

2. The hydraulic freight elevator buffer device according to claim 1, characterized in that, The buffer block (6) is movably connected to the buffer card block (13), and the buffer block (6) is movably connected to the buffer plate (14).

3. A hydraulic freight elevator buffer device according to claim 1, characterized in that, The upper surface of the first motor (7) is fixedly connected to a mounting base (15), and the rear surface of the mounting base (15) is fixedly connected to a mounting plate (16).

4. A hydraulic freight elevator buffer device according to claim 3, characterized in that, A fixing block (17) is fixedly connected to the front surface of the mounting plate (16), and the fixing block (17) is rotatably connected to the lead screw (8).

5. A hydraulic freight elevator buffer device according to claim 4, characterized in that, The upper surface of the fixed block (17) is fixedly connected to a second telescopic rod (18), and the other end of the second telescopic rod (18) is fixedly connected to the threaded block (9).

6. A hydraulic freight elevator buffer device according to claim 1, characterized in that, The buffer block (13) is provided with a groove, and the groove has the same shape as the upper and lower sides of the buffer block (6).

7. A hydraulic freight elevator buffer device according to claim 3, characterized in that, The mounting plate (16) has a mounting base fixedly connected to its outer surface, and the mounting base has mounting holes.

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