Elevator with height convenient to adjust

Abstract

The utility model relates to the technical field of hoisters, and discloses a hoister convenient for height adjustment, which comprises a hoister main body, the top of the hoister main body is fixedly provided with a winch, and the hoister main body is internally provided with a lifting plate; the adjusting mechanisms are located on the two sides of the elevator body, each adjusting mechanism comprises a supporting plate hinged to the two sides of the elevator body, a shaft body is fixedly installed at the axis of the bottom of each supporting plate, supporting bases are installed on the two sides of each shaft body, a gravity base is jointly installed at the bottoms of the two supporting bases, and two supporting arms are fixed to the two sides of each gravity base; through the arrangement of the adjusting mechanism, the height of the elevator main body can be adjusted, the loading and unloading requirements of goods at different heights or different working scenes can be met, the adjusting mechanism of the device is simple, the height of the elevator main body is changed through the included angle, time and labor cost are saved, the height adjusting precision can be ensured, and the working efficiency is improved. And safe lifting and carrying of goods are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of elevator, concretely is an elevator convenient for height adjustment. BACKGROUND

[0002] As a kind of equipment widely used in industrial production, logistics and warehousing etc., elevator is mainly used for lifting and carrying operation to goods in vertical or inclined direction, which can effectively improve work efficiency and reduce labor cost.

[0003] When facing the loading and unloading demand of goods of different heights or different working scenes, the height adjustment of traditional elevator is often more complex, and some elevators adopt manual adjustment mode, such as height adjustment by connecting pieces such as bolts and nuts. This way not only needs to consume a lot of manpower and time, but also the adjustment accuracy is difficult to guarantee, which can easily lead to unstable situation of elevator in working process, affecting the safe lifting and carrying of goods. In addition, although some elevators are equipped with electric adjustment device, the adjustment mechanism is not designed reasonably, and the adjustment process is not smooth enough, so as to meet the diversified working demand. UTILITY MODEL CONTENT

[0004] The utility model aims at providing an elevator convenient for height adjustment, which solves the problem of complex height adjustment of elevator in the background art, and the problem of difficult to guarantee adjustment accuracy of some elevators adopting manual adjustment mode.

[0005] In order to solve the above technical problem, the utility model provides the following technical scheme:

[0006] An elevator convenient for height adjustment, comprising:

[0007] An elevator main body, a winch is fixedly installed at the top of the elevator main body, and a lifting plate is arranged in the interior of the elevator main body;

[0008] An adjustment mechanism, which is located at both sides of the elevator main body and is used for adjusting the height of the elevator main body, the adjustment mechanism comprises a support plate hinged at both sides of the elevator main body, a shaft body is fixedly installed at the shaft center of the bottom of the support plate, a support seat is installed at both sides of the shaft body, a gravity seat is commonly installed at the bottom of two support seats, two support arms are fixedly installed at both sides of the gravity seat, a roller is commonly installed between two support arms, a limiting mechanism for limiting the roller is arranged between the roller and the gravity seat, and a positioning assembly for positioning the support plate is arranged between the support plate and the elevator main body.

[0009] Preferably, one side of the elevator body is fixedly provided with a control frame, two sides of the control frame are provided with groove bodies, the groove bodies are internally provided with rack plates, two sides of the elevator body are fixedly provided with two fixed plates, the two fixed plates are provided with an adjusting shaft, the adjusting shaft is arranged at the shaft center of the top of a supporting plate, and the adjusting shaft is provided with a driving assembly which drives the adjusting shaft to rotate.

[0010] Preferably, the driving assembly comprises a gear wheel arranged at one side of the fixed plate, the adjusting shaft is connected with the shaft center of the gear wheel, the gear wheel is engaged with the rack plate, the top of the control frame is also provided with fixed grooves, and the fixed grooves are internally provided with electric telescopic rods.

[0011] Preferably, the telescopic end of the electric telescopic rod is connected with a power block, one side of the top of the power block is fixedly provided with a limiting block, the top of the groove body is provided with an open groove for the sliding of the limiting block, the rack plate is fixedly connected with the limiting block, the inside of the open groove is fixedly provided with a positioning rod, and the limiting block is sleeved on the outer wall of the positioning rod.

[0012] Preferably, two sides of the control frame are fixedly provided with two extension plates, the two extension plates are correspondingly arranged with the two fixed grooves, and the power block is matched with the two extension plates.

[0013] Preferably, the positioning assembly comprises positioning boxes fixedly arranged at two sides of the elevator body, the top of the positioning box is fixedly provided with an electric push rod, the inside of the positioning box is provided with a cavity, the cavity is provided with a moving plate, the bottom of the moving plate is fixedly provided with a plurality of limiting blocks, the outer wall of the top of the supporting plate is provided with a plurality of evenly distributed positioning grooves, the plurality of limiting blocks extend to the bottom of the positioning box and are inserted with a plurality of even limiting blocks, and the inside of the cavity is fixedly provided with a plurality of fixed rods, and the plurality of fixed rods are inserted with the moving plate.

[0014] Preferably, the limiting mechanism comprises a limiting seat fixedly arranged at one side of the top of the gravity seat and a threaded rod screwed in the inside of the limiting seat, the bottom of the threaded rod is rotatably provided with a control plate, the bottom of the control plate is fixedly provided with a limiting arc plate, the bottom of the limiting arc plate is fixedly provided with a plurality of limiting strips matched with the rollers, the top of the control plate is fixedly provided with a plurality of evenly distributed linkage plates, the plurality of linkage plates are inserted with the limiting seat, and the top of the threaded rod is fixedly provided with a knob.

[0015] Compared with the prior art, the utility model has the advantages that:

[0016] The utility model discloses a height adjusting mechanism of elevator body, can satisfy the different height goods loading and unloading demand or different working scene, and the device adjusting mechanism is relatively simple, utilizes the angle change and elevates the height of elevator body, not only saves time and manpower cost, and can also ensure the precision of the height adjustment, avoids the unstable situation of elevator body in the working process, improves the safe lifting and carrying of goods, in addition, solves the problem that although some elevators are equipped with electric adjusting device, the adjusting mechanism design is not reasonable enough, and the adjusting process is not smooth enough, thereby cannot satisfy the diversified working demand, greatly improves the flexibility and practicality of the device. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the whole structure schematic view of the utility model;

[0018] Figure 2 It is the structure schematic view of adjusting mechanism of the utility model one;

[0019] Figure 3 It is the structure schematic view of adjusting mechanism of the utility model two;

[0020] Figure 4 It is the structure schematic view of control frame of the utility model;

[0021] Figure 5 It is the sectional view of positioning box of the utility model;

[0022] Figure 6 It is the structure schematic view of limiting mechanism of the utility model;

[0023] Figure 7 It is the structure schematic view of limiting mechanism of the utility model when disassembling.

[0024] Among them: 1, elevator body;2, adjusting mechanism;3, limiting mechanism;4, capstan;5, lifting plate;

[0025] 21, support plate;22, fixed plate;23, support seat;24, gravity seat;25, support arm;26, gyro wheel;27, positioning box;28, electric push rod;29, control frame;210, gear;211, rack plate;212, extension plate;213, limiting block;214, electric telescopic rod;215, power block;216, positioning rod;217, moving plate;218, positioning block;219, fixed rod;

[0026] 31, limiting seat;32, knob;33, limiting arc plate;34, linkage plate;35, threaded rod;36, control plate. DETAILED DESCRIPTION

[0027] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative efforts fall within the scope of the present application.

[0028] Please refer to Figure 1 A lifting machine convenient for height adjustment, comprising: a lifting machine body 1, a winch 4 is fixedly installed on the top of the lifting machine body 1, and a lifting plate 5 is arranged in the lifting machine body 1;

[0029] Please refer to Figure 2 、 Figure 3 and Figure 4 An adjusting mechanism 2 is located on both sides of the lifting machine body 1 and is used for adjusting the height of the lifting machine body 1. The adjusting mechanism 2 comprises a support plate 21 hingedly connected to both sides of the lifting machine body 1, a shaft body fixedly installed at the shaft center of the bottom of the support plate 21, a support seat 23 installed on both sides of the shaft body, a gravity seat 24 commonly installed at the bottom of the two support seats 23, two support arms 25 fixedly arranged on both sides of the gravity seat 24, a roller 26 commonly installed between the two support arms 25, a limiting mechanism 3 arranged between the roller 26 and the gravity seat 24 and limiting the roller 26, a positioning assembly arranged between the support plate 21 and the lifting machine body 1 and positioning the support plate 21, a control frame 29 fixedly arranged on one side of the lifting machine body 1, two grooves arranged on both sides of the control frame 29, a rack plate 211 installed in each groove, two fixed plates 22 fixedly installed on both sides of the lifting machine body 1, an adjusting shaft installed between the two fixed plates 22 and at the shaft center of the top of the support plate 21, a driving assembly arranged between the adjusting shaft and the rack plate 211 and driving the adjusting shaft to rotate, the driving assembly comprising a gear 210 arranged on one side of the fixed plate 22, the adjusting shaft and the gear 210 being connected at the shaft center, the gear 210 being engaged with the rack plate 211, two fixed grooves arranged on the top of the control frame 29, an electric telescopic rod 214 installed in each fixed groove, a power block 215 connected to the telescopic end of the electric telescopic rod 214, a limiting block 213 fixedly arranged on one side of the top of the power block 215, an open groove arranged on the top of the groove and allowing the limiting block 213 to slide, the rack plate 211 being fixedly connected to the limiting block 213, a positioning rod 216 fixedly installed in the open groove and allowing the limiting block 213 to be sleeved on the outer wall of the positioning rod 216, two extension plates 212 fixedly arranged on both sides of the control frame 29 and corresponding to the two fixed grooves, and the power block 215 being matched with the two extension plates 212.

[0030] Further, as Figure 5The positioning assembly comprises positioning boxes 27 fixed on both sides of the elevator body 1, electric push rods 28 fixedly installed on the top of the positioning boxes 27, cavities formed in the interiors of the positioning boxes 27, moving plates 217 arranged in the interiors of the cavities, a plurality of positioning blocks 218 fixed to the bottom of the moving plate 217, a plurality of positioning grooves evenly distributed and formed in the outer wall of the top of the supporting plate 21, the plurality of positioning blocks 218 extending to the bottom of the positioning box 27 and being inserted with the plurality of even positioning blocks 218, a plurality of fixing rods 219 fixed in the interiors of the cavities and inserted with the moving plate 217, and the plurality of fixing rods 219.

[0031] Further, as shown in Figure 6 and Figure 7 The limiting mechanism 3 comprises a limiting seat 31 fixed on one side of the top of the gravity seat 24 and a threaded rod 35 screwed in the interior of the limiting seat 31, a control plate 36 rotatably installed on the bottom of the threaded rod 35, a plurality of limiting strips fixed on the bottom of the limiting arc plate 33 and matched with the rollers 26, a plurality of linkage plates 34 fixedly installed on the top of the control plate 36 and inserted with the limiting seat 31, and a knob 32 fixed on the top of the threaded rod 35.

[0032] The working principle of the utility model is as follows:

[0033] The control frame 29 is fixed on one side of the elevator body 1, the rack plate 211 is installed in the groove on both sides of the control frame 29, the adjusting shaft is installed between the fixed plates 22 on both sides of the elevator body 1, the adjusting shaft is connected with the shaft at the top of the supporting plate 21, the gear 210 is connected with the adjusting shaft, the gear 210 is engaged with the rack plate 211, when the electric telescopic rod 214 installed in the fixed groove at the top of the control frame 29 works, the telescopic end drives the power block 215 to move, the limiting block 213 at the top of the power block 215 slides in the opening groove along the positioning rod 216, the limiting block 213 is fixed with the rack plate 211, so that the telescopic movement of the electric telescopic rod 214 drives the rack plate 211 to move in the groove, because the gear 210 is engaged with the rack plate 211, the movement of the rack plate 211 drives the gear 210 to rotate, and then the adjusting shaft rotates, the rotation of the adjusting shaft drives the supporting plate 21 to rotate around the shaft at the top of the supporting plate 21, the angle between the supporting plate 21 and the elevator body 1 is changed, so that the height of the elevator body 1 is adjusted, when the supporting plate 21 is rotated to the appropriate angle, the supporting plate 21 needs to be positioned, the electric push rod 28 in the positioning assembly is installed at the top of the positioning box 27, the movable plate 217 is arranged in the cavity in the positioning box 27, a plurality of limiting blocks 218 are fixed to the bottom of the movable plate 217, a plurality of positioning grooves are formed in the outer wall at the top of the supporting plate 21, when the electric push rod 28 works, the movable plate 217 is driven to move downwards in the cavity along the fixed rod 219, the limiting blocks 218 extend to the bottom of the positioning box 27 and are inserted into the positioning grooves at the top of the supporting plate 21, so that the supporting plate 21 is fixed, the stability of the elevator body 1 after the height adjustment is ensured, the limiting mechanism 3 is used for limiting the roller 26, preventing the elevator from moving randomly during the work, the limiting seat 31 is fixed on one side at the top of the gravity seat 24, the threaded rod 35 is screwed in the limiting seat 31, when the roller 26 needs to be limited, the knob 32 at the top of the threaded rod 35 is rotated, the threaded rod 35 moves downwards in the limiting seat 31, the control plate 36 is rotatably installed at the bottom of the threaded rod 35, the linkage plate 34 at the top of the control plate 36 is inserted into the limiting seat 31, so that the control plate 36 can only move up and down, with the downward movement of the threaded rod 35, the control plate 36 drives the limiting arc plate 33 to move downwards, the plurality of limiting strips at the bottom of the limiting arc plate 33 cooperate with the roller 26, the roller 26 is clamped, and the roller 26 is limited, when the elevator needs to be moved, the limiting arc plate 33 is lifted by reversely rotating the knob 32, the limitation of the roller 26 is released, the roller 26 can freely roll, and the horizontal movement of the elevator body 1 is facilitated.

[0034] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A lift for facilitating height adjustment, characterized in that, Include: The lifting machine body (1), the top of the lifting machine body (1) is fixedly installed with a winch (4), and the inside of the lifting machine body (1) is provided with a lifting plate (5); The adjusting mechanism (2) is located on both sides of the lifting machine body (1) and is used for adjusting the height of the lifting machine body (1), the adjusting mechanism (2) comprises a support plate (21) hinged on both sides of the lifting machine body (1), a shaft body is fixedly installed at the shaft center of the bottom of the support plate (21), support seats (23) are installed on both sides of the shaft body, a gravity seat (24) is commonly installed at the bottom of the two support seats (23), two support arms (25) are fixed on both sides of the gravity seat (24), a roller (26) is commonly installed between the two support arms (25), a limiting mechanism (3) for limiting the roller (26) is arranged between the roller (26) and the gravity seat (24), and a positioning assembly for positioning the support plate (21) is arranged between the support plate (21) and the lifting machine body (1).

2. A lift for easy height adjustment as claimed in claim 1, wherein: One side of the lifting machine body (1) is fixedly connected with a control frame (29), two grooves are formed in the control frame (29), two rack plates (211) are installed in the two grooves, two fixed plates (22) are fixedly installed on both sides of the lifting machine body (1), an adjusting shaft is installed between the two fixed plates (22), the adjusting shaft is installed at the shaft center of the top of the support plate (21), and a driving assembly for driving the adjusting shaft to rotate is arranged between the adjusting shaft and the rack plate (211).

3. A lift for easy height adjustment as claimed in claim 2, wherein: The driving assembly comprises a gear (210) arranged on one side of the fixed plate (22), the shaft centers of the adjusting shaft and the gear (210) are connected, the gear (210) is engaged with the rack plate (211), and two fixed grooves are formed in the top of the control frame (29), and two electric telescopic rods (214) are installed in the two fixed grooves.

4. A lift for easy height adjustment as claimed in claim 3 wherein: The telescopic end of the electric telescopic rod (214) is connected with a power block (215), one side of the top of the power block (215) is fixedly connected with a limiting block (213), an opening groove is formed in the top of the groove, the rack plate (211) is fixedly connected with the limiting block (213), a positioning rod (216) is fixedly installed in the opening groove, and the limiting block (213) is sleeved on the outer wall of the positioning rod (216).

5. A lift for easy height adjustment as claimed in claim 4, wherein: Two extension plates (212) are fixedly connected on both sides of the control frame (29), the two extension plates (212) correspond to the two fixed grooves, and the power block (215) cooperates with the two extension plates (212).

6. A lift for easy height adjustment as claimed in claim 1, wherein: The positioning assembly includes positioning boxes (27) fixed on both sides of the hoist body (1), the top of the positioning box (27) is fixedly installed with an electric push rod (28), the inside of the positioning box (27) is provided with a cavity, the inside of the cavity is provided with a moving plate (217), the bottom of the moving plate (217) is fixedly provided with a plurality of positioning blocks (218), the outer wall of the top of the supporting plate (21) is provided with a plurality of evenly distributed positioning grooves, a plurality of the positioning blocks (218) extend to the bottom of the positioning box (27) and are inserted with a plurality of even positioning blocks (218), the inside of the cavity is fixedly provided with a plurality of fixed rods (219), and the plurality of fixed rods (219) are inserted with the moving plate (217).

7. The lift of claim 1, wherein: The limiting mechanism (3) includes a limiting seat (31) fixed on one side of the top of the gravity seat (24) and a threaded rod (35) screwed in the inside of the limiting seat (31), the bottom of the threaded rod (35) is rotatably installed with a control plate (36), the bottom of the control plate (36) is fixedly provided with a limiting arc plate (33), the bottom of the limiting arc plate (33) is fixedly provided with a plurality of limiting strips matched with the rollers (26), the top of the control plate (36) is fixedly provided with a plurality of evenly distributed linkage plates (34), a plurality of the linkage plates (34) are inserted with the limiting seat (31), and the top of the threaded rod (35) is fixedly provided with a knob (32).

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