Lithium battery elevator with overload detection mechanism

Abstract

The lithium battery elevator with the overload detection mechanism relates to the technical field of elevators and comprises a base, a portal frame is fixedly installed on the upper surface of the base, a connecting column is connected to the top of the portal frame in a penetrating mode, and a guide wheel frame is connected to the bottom end of the connecting column. A winding motor is fixedly installed on the upper surface of the base, the output end of the winding motor is connected with a winding wheel, a steel wire rope is wound around the outer surface of the winding wheel, and the steel wire rope penetrates through a guide wheel of a guide wheel frame to be connected with a lifting frame. According to the lithium battery elevator with the overload detection mechanism, overload detection can be carried out in the working process of the elevator, warning is carried out in time when overload lifting occurs on the elevator, the use safety of the elevator is improved, limiting can be carried out when the elevator lifts, and the safety of the elevator is improved. The situation that the lifting assembly of the elevator swings can be avoided, and the detection accuracy of the overload detection structure can be ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of hoist, especially to a lithium battery hoist with overload detection mechanism. BACKGROUND

[0002] The hoist refers to large mechanical equipment for transportation by changing potential energy, and the small electric hoist is widely used in various material lifting operations as an extension of the hoist, which has the advantages of large conveying capacity, high lifting height, stable and reliable operation and long service life.

[0003] The utility model provides a kind of domestic small electric hoist of Chinese patent with publication number CN205500656U, including starting motor, buffer, fixed suction disc, rotating gear, anchoring device, connecting sleeve, machine body protective cover, lifting motor, lifting spool, lifting line, horn mouth steering ring, hoisting hook, speed reducer, circuit pipeline and terminal plug, the starting motor is connected with buffer, and starting motor right upper side is provided with fixed suction disc, the fixed suction disc is connected with rotating gear, the rotating gear lower side is installed with anchoring device, the anchoring device is connected with connecting sleeve, the connecting sleeve is connected with machine body protective cover, the machine body protective cover lower side is provided with lifting motor, the lifting motor is connected with lifting spool, the lifting spool is connected with lifting line, the lifting line lower side is installed with horn mouth steering ring, the horn mouth steering ring lower side is installed with hoisting hook.The domestic small electric hoist has the advantages of ingenious design and convenient use.

[0004] The conventional hoist lacks overload detection structure when in use, and cannot timely warn when overload lifting occurs, which not only causes damage to the machine, but also may cause certain safety hazards, and the hoist may swing when lifting, which seriously affects the stability of the hoist. UTILITY MODEL CONTENTS

[0005] The utility model mainly aims at providing a lithium battery hoist with overload detection mechanism, which can effectively solve the problems of conventional hoist lacking overload detection structure when in use, not timely warning when overload lifting occurs, causing damage to the machine, possibly causing certain safety hazards, and the hoist swinging when lifting, which seriously affects the stability of the hoist.

[0006] To achieve the above-mentioned purpose, the utility model adopts the technical scheme that

[0007] The utility model provides a lithium battery hoist with overload detection mechanism, including the base, the upper surface of base is fixedly installed gantry, the top of gantry is connected with the connecting column, the bottom of connecting column is connected with the guide wheel frame, the upper surface of base is fixedly installed winding motor, the output of winding motor is connected with winding wheel, the outer surface of winding wheel is around equipped with the steel wire rope, the steel wire rope passes through the guide wheel of guide wheel frame and is connected with the lifting frame, the outer surface of gantry is fixedly installed guide rail, the outer surface of lifting frame is fixedly connected with the guide seat of suitable guide rail, the top of gantry is connected with overload detection structure.

[0008] As a further scheme of the utility model, the overload detection structure includes a detection box with a warning device, a trigger plate, a first spring, a guide frame, a movable contact and a stationary contact, the detection box is fixed to the top of the gantry, the trigger plate is fixed to the top end of the connecting column, the first spring is sleeved on the outside of the connecting column, the guide frame is fixed to the top of the gantry, the movable contact and the stationary contact are both arranged on the inside of the guide frame, and the movable contact and the stationary contact are both connected with the detection box through a transmission line.

[0009] As a further scheme of the utility model, the end of the movable contact is fixedly connected with an adapter block, the adapter block is clamped into the inside of the guide frame, and a second spring is connected between the adapter block and the guide frame.

[0010] As a further scheme of the utility model, the movable contact is movably connected with the guide frame through the adapter block and the second spring, and a groove is formed in the inside of the guide frame.

[0011] As a further scheme of the utility model, an adapter seat is fixedly installed on the top of the gantry near the outside, a plug-in seat is arranged on the outside of the adapter seat, and a limiting baffle is fixedly connected to the bottom of the plug-in seat.

[0012] As a further scheme of the utility model, a plug-in connector is fixedly connected to the outer surface of the plug-in seat and inserted into the inside of the adapter seat, and a plug-in groove is formed in the inside of the adapter seat and matched with the plug-in connector.

[0013] The utility model has the advantages that the overload detection structure can detect overload during the operation of the hoist, timely warning is given when the hoist is overloaded, and the safety of the hoist is improved.

[0014] The adapter seat, the plug-in seat and the limiting baffle can limit the hoist during lifting, avoid the swinging of the lifting assembly of the hoist, and ensure the accuracy of the overload detection structure. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1The utility model discloses a whole structure schematic diagram of lithium electricity hoist with overload detection mechanism,

[0016] Figure 2 The utility model discloses an overload detection structure schematic diagram of lithium electricity hoist with overload detection mechanism,

[0017] Figure 3 The utility model discloses the connection schematic diagram of moving contact and guide frame of lithium electricity hoist with overload detection mechanism,

[0018] Figure 4 The utility model discloses the connection schematic diagram of the interface seat, the plug-in seat and the spacing baffle of lithium electricity hoist with overload detection mechanism.

[0019] In the drawing: 1, base, 2, portal frame, 3, connecting column, 4, guide wheel frame, 5, winding motor, 6, winding wheel, 7, steel wire rope, 8, lifting frame, 9, guide rail, 10, guide seat, 11, overload detection structure, 12, detection box, 13, trigger plate, 14, no. 1 spring, 15, guide frame, 16, moving contact, 17, static contact, 18, interface block, 19, no. 2 spring, 20, interface seat, 21, plug-in seat, 22, spacing baffle, 23, plug, 24, plug-in slot. DETAILED DESCRIPTION

[0020] The technical scheme in the embodiments of the utility model will be apparently and completely described in combination with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skill in the art without making creative labor belong to the range of the utility model protection.

[0021] Embodiment one

[0022] In combination Figures 1-4 A lithium electricity hoist with overload detection mechanism, including base 1, the upper surface of base 1 is fixedly installed with portal frame 2, the top of portal frame 2 is connected with connecting column 3, and the bottom end of connecting column 3 is connected with guide wheel frame 4, the upper surface of base 1 is fixedly installed with winding motor 5, the output end of winding motor 5 is connected with winding wheel 6, the outer surface of winding wheel 6 is provided with steel wire rope 7, and steel wire rope 7 is connected with lifting frame 8 by passing through the guide wheel of guide wheel frame 4, the outer surface of portal frame 2 is fixedly installed with guide rail 9, the outer surface of lifting frame 8 is fixedly connected with guide seat 10 matched with guide rail 9, and the top of portal frame 2 is connected with overload detection structure 11.

[0023] Refer to Figure 1 And Figure 2, further get, overload detection structure 11 includes detection box 12 with alarm, trigger plate 13, spring 14, guide frame 15, moving contact 16 and static contact 17, detection box 12 is fixed on the top of portal frame 2, trigger plate 13 is fixed on the top end of connecting column 3, spring 14 is set on the outside of connecting column 3, guide frame 15 is fixed on the top of portal frame 2, moving contact 16 and static contact 17 are arranged on the inside of guide frame 15, and moving contact 16 and static contact 17 are connected with detection box 12 through transmission line.

[0024] Specifically, when the elevator is overloaded, the spring force of spring 14 is not enough to support the entire lifting weight, trigger plate 13 descends with connecting column 3, when trigger plate 13 contacts moving contact 16, moving contact 16 is pressed, when moving contact 16 combines with static contact 17, detection box 12 is connected, the alarm of detection box 12 works, overload detection during lifting is realized, and the safety of the elevator is improved.

[0025] Referring to Figure 2 And Figure 3 , further get, the end of moving contact 16 is fixedly connected with adapter block 18, adapter block 18 is clamped into the inside of guide frame 15, and second spring 19 is connected between adapter block 18 and guide frame 15, moving contact 16 is movably connected with guide frame 15 through adapter block 18 and second spring 19, and a groove is formed in the inside of guide frame 15.

[0026] Specifically, moving contact 16 is movably connected with guide frame 15 through adapter block 18 and second spring 19, when moving contact 16 combines with static contact 17, detection box 12 is connected, and when moving contact 16 separates from static contact 17, detection box 12 is normally closed.

[0027] Example two

[0028] Referring to Figure 1 And Figure 4 , and on the basis of example one, further get, the top of portal frame 2 is fixedly installed with adapter seat 20 near the outside position, the outside of adapter seat 20 is provided with plug-in seat 21, the bottom of plug-in seat 21 is fixedly connected with limiting baffle 22, the outer surface of plug-in seat 21 is fixedly connected with plug-in head 23 inserted into the inside of adapter seat 20, and the inside of adapter seat 20 is provided with plug-in groove 24 matched with plug-in head 23.

[0029] Specifically, plug-in seat 21 is inserted into plug-in groove 24 and clamped with adapter seat 20 through plug-in head 23, limiting baffle 22 is limited on both sides of guide wheel frame 4, and the swinging of guide wheel frame 4 during lifting can be avoided.

[0030] It needs to be explained that the utility model is a lithium electricity hoist with overload detection mechanism, when using, the lithium electricity material that needs to be lifted is put to the lifting frame 8, the winding motor 5 is started, winding motor 5 drives winding wheel 6 to winding steel wire rope 7, steel wire rope 7 passes through the guide pulley of guide pulley frame 4 and pulls lifting frame 8, guide rail 9 cooperates with guide seat 10 and the lifting of lifting frame 8 is guided, when the overload lifting of hoist appears, the elasticity of no. 1 spring 14 is not enough to support the whole lifting weight, trigger plate 13 drops along with connecting column 3, when trigger plate 13 contacts with moving contact 16, moving contact 16 is relatively movable with guide frame 15 through link block 18 and no. 2 spring 19, and moving contact 16 is pressed down, when moving contact 16 combines with static contact 17, detection box 12 is connected, the alarm of detection box 12 works, realizes the overload detection in the lifting process, improves the security of hoist use, the plug-in seat 21 is inserted into the plug-in groove 24 with the abutment seat 20 through the plug-in head 23 and is clamped, the limiting baffle 22 is positioned at the both sides of guide pulley frame 4, can avoid the swing of guide pulley frame 4 in the process of lifting.

[0031] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above. The skilled in the art should understand that the utility model is not limited by the above-mentioned embodiments, the above-mentioned embodiments and the description in the specification are only to illustrate the principle of the utility model, under the premise of not departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, and these changes and improvements all fall within the scope of the claimed utility model.

Claims

1. A lithium battery lift with overload detection mechanism comprising a base (1), characterized in that: The upper surface of the base (1) is fixedly installed with a portal frame (2), the top of the portal frame (2) is connected through a connecting column (3), the bottom end of the connecting column (3) is connected with a guide wheel frame (4), the upper surface of the base (1) is fixedly installed with a winding motor (5), the output end of the winding motor (5) is connected with a winding wheel (6), the outer surface of the winding wheel (6) is provided with a steel wire rope (7), the steel wire rope (7) is connected with a lifting frame (8) through the guide wheels of the guide wheel frame (4), the outer surface of the portal frame (2) is fixedly installed with a guide rail (9), the outer surface of the lifting frame (8) is fixedly connected with a guide seat (10) matched with the guide rail (9), the top of the portal frame (2) is connected with an overload detection structure (11).

2. A lithium battery lift having an overload detection mechanism as claimed in claim 1, wherein: The overload detection structure (11) comprises a detection box (12) with a warning device, a trigger plate (13), a first spring (14), a guide frame (15), a moving contact (16) and a stationary contact (17), the detection box (12) is fixed to the top of the portal frame (2), the trigger plate (13) is fixed to the top end of the connecting column (3), the first spring (14) is sleeved on the outer side of the connecting column (3), the guide frame (15) is fixed to the top of the portal frame (2), the moving contact (16) and the stationary contact (17) are both arranged on the inner side of the guide frame (15), and the moving contact (16) and the stationary contact (17) are both connected with the detection box (12) through transmission lines.

3. A lithium battery lift having an overload detection mechanism as claimed in claim 2, wherein: The end of the moving contact (16) is fixedly connected with an adapter block (18), the adapter block (18) is clamped into the inside of the guide frame (15), and the second spring (19) is connected between the adapter block (18) and the guide frame (15).

4. A lithium battery lift having an overload detection mechanism as claimed in claim 3, wherein: The moving contact (16) is movably connected with the guide frame (15) through the adapter block (18) and the second spring (19), and the inner side of the guide frame (15) is provided with a groove.

5. The lithium battery lift with overload detection mechanism of claim 1, wherein: The top of the portal frame (2) is fixedly installed with an adapter seat (20) near the outer side, the outer side of the adapter seat (20) is provided with a plug-in seat (21), and the bottom of the plug-in seat (21) is fixedly connected with a limiting baffle (22).

6. A lithium battery lift having an overload detection mechanism as claimed in claim 5, wherein: The outer surface of the plug-in seat (21) is fixedly connected with a plug-in head (23) inserted into the inside of the adapter seat (20), and the inside of the adapter seat (20) is provided with a plug-in groove (24) matched with the plug-in head (23).

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