CN215626231U

CN215626231U - Hoisting device

Info

Publication number: CN215626231U
Application number: CN202122355000.1U
Authority: CN
Inventors: 魏文深; 魏建
Original assignee: Xiamen Shenlan Power Technology Co ltd
Current assignee: Xiamen Shenlan Power Technology Co ltd
Priority date: 2021-09-27
Filing date: 2021-09-27
Publication date: 2022-01-25
Anticipated expiration: 2031-09-27

Abstract

The utility model provides a lifting device which comprises a frame body and a lifting beam, wherein a guide rod is vertically arranged on the frame body, the guide rod is connected with a sliding block in a sliding manner, the lifting device also comprises a fixing assembly and a driving assembly, the lifting beam is detachably connected to the sliding block through the fixing assembly, and the driving assembly is used for driving the lifting beam to reciprocate on the guide rod along the vertical direction. The movable charging pile is hung on the lifting beam, the driving assembly drives the lifting beam to move in the vertical direction, the guide rod plays a role in guiding the lifting beam through the sliding block, so that the lifting beam is stably lifted, and the lifting device is simple in structure and is beneficial to lifting in a narrow space.

Description

Hoisting device

Technical Field

The utility model relates to the technical field of hoisting equipment, in particular to a hoisting device.

Background

With the rapid development of new energy automobiles, along with the emergence of great charging demands, mobile charging equipment is produced at the same time.

At present, charging equipment such as fixed charging stake, mobile charging stake have been released on the market, and wherein, the mobile charging stake is owing to it is comparatively convenient to charge, has consequently obtained extensive application. And the removal fills electric pile equipment is bulky, weight is big, generally needs to use hoisting accessory to carry the removal stake of charging. However, the conventional hoisting device is generally large in size and difficult to hoist in a narrow space.

In view of this, it is important to design and manufacture a stable and reliable lifting device capable of lifting in a narrow space.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that the existing hoisting device is difficult to hoist in a narrow space, the application provides a hoisting device.

The utility model provides a lifting device which comprises a frame body and a lifting beam, wherein a guide rod is vertically arranged on the frame body, the guide rod is connected with a sliding block in a sliding manner, the lifting device also comprises a fixing assembly and a driving assembly, the lifting beam is detachably connected to the sliding block through the fixing assembly, and the driving assembly is used for driving the lifting beam to reciprocate on the guide rod along the vertical direction. The hoisting device has the advantages that a hoisted object is hung on the hoisting beam, the driving assembly drives the hoisting beam to move along the vertical direction, the guide rod plays a role in guiding the hoisting beam through the sliding block, so that the hoisting beam is stably hoisted, and the hoisting device is simple in structure, and is favorable for hoisting in a narrow space.

Preferably, the fixed component comprises a connecting piece and a pin shaft, two connecting lugs are arranged at the position, close to the sliding block, of the lifting beam at intervals, first inserting holes are formed in the two connecting lugs, the connecting piece is fixed on the sliding block and corresponds to the two second inserting holes are formed in the position, corresponding to the two first inserting holes, of the connecting piece, and the pin shaft is inserted between the two first inserting holes and the two second inserting holes. The connecting lug and the connecting sheet are fixedly inserted and connected through the pin shaft, so that the lifting beam is detachably connected to the sliding block.

Preferably, the drive assembly includes that driving motor, two lead screws and two lead screw are vice, driving motor fixes on the support body, two the lead screw is vice fixed connection respectively at the both ends of lifting beam, two the one end of lead screw and driving motor's output fixed connection, and the other end screw thread respectively wears to establish two lead screw pairs and the activity wears to establish the lifting beam. The screw rod is driven to rotate by the driving motor, the screw rod drives the screw rod pair to move in the vertical direction through matching with the screw rod pair, and the screw rod pair drives the lifting beam to move in the vertical direction.

Preferably, an output shaft of the driving motor is fixedly connected with a steering gear, and one end of each of the two lead screws is fixedly connected with two output ends of the steering gear. A single driving motor can simultaneously drive the two screw rods to rotate through the steering function of the steering gear, so that the lifting beam is driven to move in the vertical direction more efficiently.

Preferably, two output ends of the steering gear are fixedly connected with speed reducers, and one ends of the two screw rods are fixedly connected with output shafts of the two speed reducers respectively. Through setting up the speed reducer, improved driving motor's output torque when reducing the rotational speed to the drive that can be more stable lifts the roof beam and removes along vertical direction.

Preferably, one end of each screw rod, which is far away from the driving motor, is rotatably connected with a rotating seat.

Preferably, the lifting beam is connected with two lifting lugs in a relative sliding manner along the length direction, a fixed rod is horizontally fixed on each lifting lug, and a limit ring is arranged at one end, far away from each lifting lug, of each fixed rod. The fixing rod is inserted into the lifting hole of the lifted object, and the limiting ring can prevent the fixing rod from separating from the lifting hole to a certain extent under the action of gravity of the lifted object, so that the lifting process of the lifted object is more stable and reliable.

Preferably, waist-shaped grooves are formed in the two ends of the lifting beam along the length direction, the two lifting lugs are connected in the two waist-shaped grooves in a sliding mode respectively, first fixing holes penetrate through the positions, corresponding to the waist-shaped grooves, of the lifting lugs, and bolts are connected between the first fixing holes and the waist-shaped grooves in a threaded mode. When the hoisted object is hoisted, the hoisting lugs are moved, the two fixing rods are respectively inserted into the hoisting holes at the two sides of the hoisted object, and then the hoisting lugs are fixed in the kidney-shaped grooves through bolts, so that the fixing rods are prevented from being separated from the hoisting holes of the hoisted object in the hoisting process.

Preferably, the lifting lug is provided with a plurality of second fixing holes at intervals along the vertical direction, and the fixing rod is fixed in the second fixing holes through threads. Through setting up a plurality of second fixed orificess, can adjust the height of dead lever to the hanging hole height of the object of being lifted by crane under the adaptation different operating modes guarantees that the dead lever can insert in the hanging hole of the object of being lifted by crane.

Compared with the prior art, the beneficial results of the utility model are as follows:

(1) the hoisting device has the advantages that a hoisted object is hung on the hoisting beam, the driving assembly drives the hoisting beam to move along the vertical direction, the guide rod plays a role in guiding the hoisting beam through the sliding block, so that the hoisting beam is stably hoisted, and the hoisting device is simple in structure, and is favorable for hoisting in a narrow space.

(2) The connecting lug and the connecting sheet are fixedly inserted and connected through the pin shaft, so that the lifting beam is detachably connected to the sliding block.

(3) Through setting up a plurality of second fixed orificess, can adjust the height of dead lever to the hanging hole height of the object of being lifted by crane under the adaptation different operating modes guarantees that the dead lever can insert in the hanging hole of the object of being lifted by crane.

Drawings

The accompanying drawings are included to provide a further understanding of the embodiments and are incorporated in and constitute a part of this specification. The drawings illustrate embodiments and together with the description serve to explain the principles of the utility model. Other embodiments and many of the intended advantages of embodiments will be readily appreciated as they become better understood by reference to the following detailed description. The elements of the drawings are not necessarily to scale relative to each other. Like reference numerals designate corresponding similar parts.

FIG. 1 is a schematic structural view of a lifting device according to one embodiment of the present invention;

FIG. 2 is a schematic diagram of a fixture assembly configured to highlight one embodiment of the present invention;

FIG. 3 is a schematic diagram of a construction for highlighting a lifting beam in accordance with an embodiment of the present invention;

fig. 4 is a schematic structural view of a lifting lug according to another embodiment of the present invention.

The meaning of each number in the figure: 1. a frame body; 2. lifting the lifting beam; 3. a guide bar; 4. a slider; 5. a fixing assembly; 6. a drive assembly; 7. connecting sheets; 8. a pin shaft; 9. connecting lugs; 10. a first plug hole; 11. a second plug hole; 12. a drive motor; 13. a diverter; 14. a speed reducer; 15. a screw rod; 16. a screw pair; 17. a rotating seat; 18. a moving groove; 19. lifting lugs; 20. fixing the rod; 21. a limiting ring; 22. a kidney-shaped groove; 23. a first fixing hole; 24. a bolt; 25. and a second fixing hole.

Detailed Description

In the following detailed description, reference is made to the accompanying drawings, which form a part hereof, and in which is shown by way of illustration specific embodiments in which the utility model may be practiced. In this regard, directional terminology, such as "top," "bottom," "left," "right," "up," "down," etc., is used with reference to the orientation of the figures being described. Because components of embodiments can be positioned in a number of different orientations, the directional terminology is used for purposes of illustration and is in no way limiting. It is to be understood that other embodiments may be utilized and logical changes may be made without departing from the scope of the present invention. The following detailed description is, therefore, not to be taken in a limiting sense, and the scope of the present invention is defined by the appended claims.

The utility model provides a lifting device, and fig. 1 shows a schematic structural diagram of the lifting device according to an embodiment of the utility model, and as shown in fig. 1, the lifting device comprises a frame body 1 and a lifting beam 2 for hanging a lifted object. Four guide rods 3 are fixed on the lower portion of the frame body 1 at the vertical intervals of the four vertex angles, and sliding blocks 4 are connected on the four guide rods 3 in a sliding mode. The four-point lifting device is characterized by further comprising four fixing assemblies 5 and a driving assembly 6, wherein the four fixing assemblies 5 are respectively used for detachably fixing four top corners of the lifting beam 2 on the four sliding blocks 4, and the driving assembly 6 is used for driving the lifting beam 2 to reciprocate on the four guide rods 3 along the vertical direction, so that a lifted object is lifted.

Fig. 2 shows a schematic view of a structure of the fixing member 5 according to an embodiment of the present invention, and as shown in fig. 2, the fixing member 5 includes a connecting piece 7 and a pin 8. The lifting beam 2 is close to the slider 4 and is provided with two connecting lugs 9 at intervals, and the two connecting lugs 9 are provided with first inserting holes 10. Connecting sheet 7 is fixed on slider 4, and connecting sheet 7 embraces in the outside of two engaging lugs 9, and connecting sheet 7 has all seted up second spliced eye 11 on corresponding the position of two first spliced eyes 10, and round pin axle 8 is pegged graft between two sets of first spliced eyes 10 and second spliced eye 11 to it is fixed to peg graft engaging lug 9 and connecting sheet 7, and then will rise hanging beam 2 and fix on slider 4. This detachable connection facilitates the installation and maintenance of the lifting beam 2.

Referring to fig. 1, the driving assembly 6 includes a driving motor 12, a steering gear 13, two speed reducers 14, two lead screws 15, and two lead screw pairs 16. The driving motor 12, the steering gear 13 and the two speed reducers 14 are all fixed above the frame body 1, specifically, the steering gear 13 is fixed on an output shaft of the driving motor 12, and the two speed reducers 14 are respectively fixed at two ends of the steering gear 13. The two screw rod pairs 16 are respectively and fixedly connected with two ends of the lifting beam 2, one ends of the two screw rods 15 are respectively and fixedly connected with output shafts of the two speed reducers 14, and the other ends of the two screw rod pairs 16 are respectively threaded through the two screw rod pairs 16 and movably penetrate through the lifting beam 2. And, the end parts of one ends of the two screw rods 15 movably penetrating the hoisting beam 2 are rotatably connected with rotating seats 17.

The driving motor 12 provides power, and transmit power to two speed reducers 14 simultaneously through the steering function of the steering gear 13, the output torque of the driving motor 12 is improved when the rotating speed of the two speed reducers 14 is reduced, at the moment, the power output by the two speed reducers 14 can stably drive two screw rods 15 to rotate, the two screw rods 15 respectively drive two screw rod pairs 16 to vertically move through the matching with the two screw rod pairs 16, the two screw rod pairs 16 drive the lifting beam 2 to move together, and through the guiding matching of the sliding block 4 and the guide rods 3, the lifting beam 2 stably moves in the vertical direction along the four guide rods 3 and the two screw rods 15.

Fig. 3 shows a schematic structural view for highlighting the lifting beam 2 according to an embodiment of the present invention, as shown in fig. 3, a moving slot 18 is vertically formed in the middle of the lifting beam 2 along the length direction in a penetrating manner, two ends of the moving slot 18 are connected with two lifting lugs 19 in a relatively horizontal sliding manner, a fixing rod 20 is horizontally fixed on the side wall of one side of the two lifting lugs 19 close to each other, and a limiting ring 21 is integrally formed at one end of the fixing rod 20 far from the lifting lug 19. The fixing rod 20 is inserted into a lifting hole of a lifted object, the lifted object tightly presses the fixing rod 20 under the action of gravity of the lifted object, and the limiting ring 21 can prevent the fixing rod 20 from being separated from the lifting hole to a certain extent, so that the lifting process of the lifted object is more stable and reliable.

With reference to fig. 3, the lifting beams 2 at the two ends and two sides of the moving slot 18 are respectively provided with a kidney-shaped slot 22 along the length direction, and the two ends of the two lifting lugs 19 are respectively connected above the two kidney-shaped slots 22 in a sliding manner. The two ends of the lifting lug 19 are provided with first fixing holes 23 corresponding to the two kidney-shaped grooves 22, and a bolt 24 is connected between the first fixing holes 23 and the kidney-shaped grooves 22 through a thread. When the lifted object is hung, the two lifting lugs 19 are moved, the two fixing rods 20 are respectively inserted into the lifting holes at the two sides of the lifted object, and then the lifting lugs 19 are fixed in the kidney-shaped grooves 22 through the bolts 24, so that the fixing rods 20 are further prevented from being separated from the lifting holes of the lifted object in the lifting process.

In the present embodiment, the moving and fixing processes of the two lifting lugs 19 are implemented manually, and it should be understood by those skilled in the art that this step may also be implemented automatically in other embodiments, for example, a power device is fixed in the moving slot 18, and the two lifting lugs 19 are driven to move by two output ends of the power device, specifically, but not limited to, a bidirectional cylinder.

The hoisting process is as follows: placing the lifted object between the two lifting lugs 19, then moving the two lifting lugs 19 to enable the two fixing rods 20 to be respectively inserted into the lifting holes at the two sides of the lifted object, and fixing the lifting lugs 19 on the kidney-shaped groove 22 through bolts 24 to prevent the fixing rods 20 from being separated from the lifting holes of the lifted object; the two screw rods 15 are driven to rotate by the driving motor 12, the two screw rods 15 drive the screw rod pairs 16 to move, and the two screw rod pairs 16 drive the lifting beam 2 to vertically move along the four guide rods 3 and the two screw rods 15, so that a lifted object is lifted.

Fig. 4 shows a schematic structural diagram of a lifting lug 19 according to another embodiment of the present invention, as shown in fig. 4, a plurality of second fixing holes 25 are formed at intervals in the lifting lug 19 along the vertical direction, and one end of the fixing rod 20 close to the lifting lug 19 is screwed into the second fixing hole 25. Under some special working conditions, when the lifted object is placed obliquely, the height of the lifting hole of the lifted object can be changed, and the height of the fixing rod 20 can be adjusted by arranging the second fixing holes 25, so that the lifting hole height of the lifted object under different working conditions is adapted, and the fixing rod 20 can be inserted into the lifting hole of the lifted object.

The utility model provides a lifting device which is simple in structure and can lift a lifted object in a narrow space. The device is convenient to clamp, stable in operation, higher in automation degree than common lifting equipment, safer and more reliable, greatly improves the efficiency of transporting and unloading lifted objects, and saves labor cost. In the field of mobile charging, the problem of difficulty in charging and low coverage rate of charging piles due to the fact that real-time transportation of mobile charging piles can be solved, and the mobile charging system has very high popularization value.

It will be apparent to those skilled in the art that various modifications and variations can be made to the embodiments of the present invention without departing from the spirit and scope of the utility model. In this way, if these modifications and changes are within the scope of the claims of the present invention and their equivalents, the present invention is also intended to cover these modifications and changes. The word "comprising" does not exclude the presence of other elements or steps than those listed in a claim. The mere fact that certain measures are recited in mutually different dependent claims does not indicate that a combination of these measures cannot be used to advantage. Any reference signs in the claims shall not be construed as limiting the scope.

Claims

1. The utility model provides a hoisting accessory, includes support body (1) and lifting beam (2), its characterized in that, the vertical guide bar (3) that is provided with on support body (1), slide on guide bar (3) and be connected with slider (4), still include fixed subassembly (5) and drive assembly (6), lifting beam (2) pass through fixed subassembly (5) can be dismantled and connect on slider (4), drive assembly (6) are used for the drive lifting beam (2) are along vertical direction reciprocating motion on guide bar (3).

2. The hoisting device according to claim 1, wherein the fixing assembly (5) comprises a connecting piece (7) and a pin shaft (8), two connecting lugs (9) are arranged at intervals on the position of the hoisting beam (2) close to the sliding block (4), first inserting holes (10) are formed in the two connecting lugs (9), the connecting piece (7) is fixed on the sliding block (4), second inserting holes (11) are formed in the positions of the connecting piece (7) corresponding to the two first inserting holes (10), and the pin shaft (8) is inserted between the two groups of first inserting holes (10) and the second inserting holes (11).

3. The hoisting device according to claim 1, wherein the driving assembly (6) comprises a driving motor (12), two lead screws (15) and two lead screw pairs (16), the driving motor (12) is fixed on the frame body (1), the two lead screw pairs (16) are respectively and fixedly connected to two ends of the hoisting beam (2), one end of each of the two lead screws (15) is fixedly connected with the output end of the driving motor (12), and the other end of each of the two lead screws is respectively threaded through the two lead screw pairs (16) and movably threaded through the hoisting beam (2).

4. A hoisting device as claimed in claim 3, characterized in that the output shaft of the drive motor (12) is fixedly connected with a steering gear (13), and one end of each of the two lead screws (15) is fixedly connected with two output ends of the steering gear (13).

5. A hoisting device as claimed in claim 4, characterized in that the two outputs of the steering gear (13) are each fixedly connected with a speed reducer (14), and one end of each of the two screw rods (15) is fixedly connected with the output shaft of the two speed reducers (14).

6. A hoisting device according to claim 3, characterized in that the ends of the two screw rods (15) remote from the drive motor (12) are rotatably connected with a rotating seat (17).

7. The hoisting device according to claim 1, wherein the hoisting beam (2) is connected with two hoisting lugs (19) in a relative sliding manner along the length direction, a fixing rod (20) is horizontally fixed on the hoisting lugs (19), and one end of the fixing rod (20) far away from the hoisting lugs (19) is provided with a limiting ring (21).

8. The hoisting device according to claim 7, wherein the two ends of the lifting beam (2) are provided with kidney-shaped grooves (22) along the length direction, the two lifting lugs (19) are connected in the two kidney-shaped grooves (22) in a sliding manner respectively, the lifting lugs (19) are provided with first fixing holes (23) in a penetrating manner at positions corresponding to the kidney-shaped grooves (22), and bolts (24) are connected between the first fixing holes (23) and the kidney-shaped grooves (22) in a threaded manner.

9. The hoisting device according to claim 7, wherein the lifting lug (19) is provided with a plurality of second fixing holes (25) at intervals along the vertical direction, and the fixing rods (20) are fixed in the second fixing holes (25) by screw threads.