CN217780478U

CN217780478U - Small-sized hoisting equipment

Info

Publication number: CN217780478U
Application number: CN202221360635.9U
Authority: CN
Inventors: 徐战月
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-06-01
Filing date: 2022-06-01
Publication date: 2022-11-11
Anticipated expiration: 2032-06-01

Abstract

The utility model provides a small lifting device, which relates to the technical field of lifting devices and solves the technical problems that the side door of the open wagon is not provided with a special opening tool and is difficult to open; the equipment comprises a rack, a retraction mechanism, a connecting part and a hoisting part, wherein the rack is connected to a bearing part, the retraction mechanism is arranged on the rack and comprises a turntable, the turntable is rotatably arranged on the rack, at least part of the connecting part is wound on the turntable, and the free end of the connecting part is connected with the hoisting part; the connecting part can be released when the rotating disc rotates forwards, so that the hoisting part is connected with the piece to be hoisted; the rotary disc can wind the connecting part when rotating reversely so as to pull the lifting part connected with the piece to be lifted to rise; when the lifting equipment is used for opening the side door of the open wagon, the rack can be fixed at the top of the side plate of the carriage of the open wagon, an operator can operate the open wagon only in the carriage without standing on one side of the carriage, and the safety of the operator is ensured; the small-sized hoisting equipment is time-saving and labor-saving, can be operated by one person and is convenient to use.

Description

Small-sized hoisting equipment

Technical Field

The utility model belongs to the technical field of the equipment technique of lifting by crane and specifically relates to a small-size equipment of lifting by crane is related to.

Background

The open wagon is one of the types of railway wagons and is characterized by being provided with four side plates without a cover, wherein the two side plates are provided with side doors capable of being opened so as to facilitate unloading goods.

In the prior art, when the side door of the open wagon is opened, an operator is required to stand at one side of the open wagon and manually open the side door.

The applicant has found that the prior art has at least the following technical problems: the open wagon runs or stops on a railway, when an operator stands on one side of the open wagon and manually opens a side door, the operator needs to stand beside the side door, and potential safety hazards exist; and the side door of the open wagon is large, the labor intensity of manual opening is high, and the operation is difficult.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a small lifting device to solve the technical problems that the side door of the open wagon in the prior art has no special opening tool and is difficult to open; the utility model provides a plurality of technical effects that preferred technical scheme among a great deal of technical scheme can produce see the explanation below in detail.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a pair of small-size lifting apparatus, including frame, jack, connecting portion and hoist and mount portion, wherein:

the rack is connected to a bearing part, the retraction mechanism is arranged on the rack and comprises a rotary disc, the rotary disc is rotatably arranged on the rack, at least part of the connecting part is wound on the rotary disc, and the free end of the connecting part is connected with the hoisting part;

the turntable can release the connecting part when rotating in the forward direction so as to connect the hoisting part with a piece to be hoisted; and the turntable can wind the connecting part when rotating reversely so as to pull the lifting part connected with the piece to be lifted to ascend.

Preferably, the middle part of carousel is provided with the holding tank, the holding tank wind the axis of carousel be 360 set up in on the outer wall of carousel.

Preferably, the retraction jack further comprises a driving device, the driving device is fixed on the rack, and the driving device is in transmission connection with the turntable and is used for driving the turntable to rotate in the forward direction or in the reverse direction.

Preferably, the retraction mechanism further comprises a housing, one end of the rotary table is in transmission connection with the output shaft of the driving device, and the other end of the rotary table is in rotation connection with the housing.

Preferably, the rack comprises a clamping part, the clamping part comprises a top wall and side walls connected to two opposite sides of the top wall, a clamping space is defined by the top wall and the two side walls, and at least part of the bearing component can extend into the clamping space, so that the clamping part is clamped on the bearing component.

Preferably, the clamping part is provided with a roller, the roller is rotatably connected to the side wall, and when the clamping part is connected with the bearing component in place, the roller is connected with the upper edge of the bearing component in a rolling manner.

Preferably, the connecting portion comprises a chain or a rope.

Preferably, the hoisting part comprises a hoisting ring or a hoisting hook.

Preferably, the rack is further provided with a handle, and the handle is fixedly connected with the rack and used for being held by a user.

Preferably, the small lifting equipment further comprises a control box, the control box is fixed on the rack, and a control unit is arranged in the control box; the handle is provided with a control switch, the input end of the control unit is electrically connected with the control switch, and the output end of the control unit is electrically connected with the driving device and used for controlling the driving device to rotate forwards or backwards according to the input signal of the control switch.

The utility model provides a small-size equipment of lifting by crane compares with prior art, has following beneficial effect: the rack is fixed on the bearing part, so that the whole hoisting equipment can be fixed conveniently, for example, when the hoisting equipment is used for opening the side door of the open wagon, the rack can be fixed at the top of the side plate of the carriage of the open wagon, an operator can operate the open wagon only in the carriage without standing on one side of the carriage, and the safety of the operator is ensured; when the rotating disc rotates forwards, the connecting part can be released, so that the hoisting part is connected with the piece to be hoisted; and the turntable can wind the connecting part when rotating reversely, so that the lifting part connected with the part to be lifted is pulled to rise, a side door on the carriage of the open wagon can be opened, or other heavy objects can be lifted. The small-sized hoisting equipment is time-saving and labor-saving, can be operated by one person and is convenient to use.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a top view structural diagram of a small lifting apparatus;

FIG. 2 is a front view structural drawing of a first embodiment of the small lifting apparatus;

FIG. 3 is a front structural view of a second embodiment of a compact lifting apparatus;

FIG. 4 is a structural schematic diagram of the small lifting device matched with the side plate of the carriage of the open wagon.

In the figure 1, a frame; 21. a turntable; 211. accommodating grooves; 22. a drive device; 23. a housing; 3. a connecting portion; 4. a hoisting part; 5. a handle; 6. a clamping part; 61. a top wall; 62. a side wall; 60. a clamping space; 7. a control box; 8. a roller; 9. a control switch; 100. a carriage side plate; 101. a side door; 102. and (5) pulling the plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "length", "width", "height", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "side", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

The embodiment of the utility model provides a small-size equipment of lifting by crane, labour saving and time saving can one-man operation, convenient to use.

The technical solution provided by the present invention is explained in more detail with reference to fig. 1 to 4.

As shown in fig. 1 to 4, fig. 2 and 3 are views in the direction of arrows in fig. 1; the embodiment provides a small-size lifting equipment, including frame 1, jack, connecting portion 3 and hoist and mount portion 4, wherein: the machine frame 1 is connected to the bearing part, the retraction mechanism is arranged on the machine frame 1 and comprises a rotary disc 21, the rotary disc 21 is rotatably arranged on the machine frame 1, at least part of the connecting part 3 is wound on the rotary disc 21, and the free end of the connecting part 3 is connected with the hoisting part 4; the rotary table 21 can release the connecting part 3 when rotating in the forward direction so as to connect the hoisting part 4 with the piece to be hoisted; and the turntable 21 can wind the connection part 3 while rotating in the reverse direction to pull the sling part 4 connected with the object to be hoisted up.

The terms "forward" and "reverse" refer to relative terms, wherein one of the directions is clockwise, and the other direction is counterclockwise.

Referring to fig. 2-4, when the lifting device is used to open the open wagon side door 101, the frame 1 is fixed on top of the open wagon box side plate 100, and the open wagon box side plate 100 is used as the load-bearing member; the operator can operate the lift-up device in the carriage, and can lift up or down the lifting portion 4 by using the retractable mechanism, thereby opening the side door 101 on the open wagon carriage.

Alternatively, the frame 1 itself may be fixedly connected to other load bearing members for lifting the heavy object.

According to the small-sized hoisting equipment, the rack 1 is fixed on the bearing part, so that the whole hoisting equipment can be fixed conveniently, for example, when the hoisting equipment is used for opening the side door 101 of the open wagon, the rack 1 can be fixed at the top of the side plate 100 of the carriage of the open wagon, an operator can operate the equipment only in the carriage, and does not need to stand on one side of the carriage, so that the safety of the operator is ensured; when the rotating disc 21 rotates forwards, the connecting part 3 can be released, so that the hoisting part 4 is connected with a piece to be hoisted; and the rotary disc 21 winds the connecting part 3 when rotating reversely, so that the hoisting part 4 connected with the object to be hoisted is pulled to rise, and the side door 101 on the carriage of the open wagon can be opened or other heavy objects can be hoisted. The small-sized hoisting equipment is time-saving and labor-saving, can be operated by one person and is convenient to use.

As an alternative embodiment, referring to fig. 1, the middle of the rotating disc 21 is provided with a receiving groove 211, and the receiving groove 211 is disposed on the outer wall of the rotating disc 21 at 360 ° around the central axis of the rotating disc 21.

The connecting part 3 may be a chain or a rope, as shown in fig. 1 to 4, and the connecting part 3 of this embodiment is a chain to ensure structural strength. The chain as the connection part 3 is at least partially wound in the receiving groove 211, so that the connection part 3 can be released or wound when the rotation disc 21 rotates, thereby achieving the descent or ascent of the sling part 4.

As an alternative embodiment, referring to fig. 1, the retracting mechanism further includes a driving device 22, the driving device 22 may be a motor, the motor is fixed on the frame 1, and the driving device 22 (motor) is in transmission connection with the rotating disc 21 for driving the rotating disc 21 to rotate forward or reversely. Referring to fig. 1, the rotating disc 21 is connected to the output shaft of the motor, and when the motor serving as the driving device 22 rotates forward, the rotating disc 21 can rotate forward to release the connecting part 3, and the hoisting part 4 descends to be connected with a to-be-hoisted piece; when the motor as the driving device 22 rotates reversely, the rotary disc 21 can rotate the winding connection part 3 reversely to pull the hoisting part 4 connected with the object to be hoisted to rise.

As an alternative embodiment, referring to fig. 1, the retraction mechanism further includes a housing 23, one end of the rotary plate 21 is in transmission connection with the output shaft of the driving device 22, and the other end thereof is in rotational connection with the housing 23. The housing 23 is convenient for supporting the turntable 21, so that the turntable 21 can rotate stably.

As an alternative embodiment, in this embodiment, a specific embodiment of connecting the rack 1 with the load bearing member is provided, and referring to fig. 2 to 4, the rack 1 includes the fastening portion 6, the fastening portion 6 includes a top wall 61 and two side walls 62 connected to two opposite sides of the top wall 61, the top wall 61 and the two side walls 62 enclose a clamping space 60, and at least a portion of the load bearing member can extend into the clamping space 60, so that the fastening portion 6 is fastened on the load bearing member.

When the lifting device is used for opening the side door 101 of the open wagon, the side plate 100 of the open wagon compartment serves as a bearing component, and the upper part of the side plate extends into the clamping space 60 in a manner that the frame 1 can be clamped on the upper part of the side plate 100 of the open wagon compartment, as shown in figures 2 to 3. The operator can stand in the carriage of the open wagon and hold the hoisting equipment for use.

When using, often need move on the load bearing part equipment of lifting by crane, be provided with a plurality of side doors 101 on the carriage, need open different side doors 101, for convenient stable moving frame 1. Referring to fig. 2-4, the engaging portion 6 of the present embodiment is provided with a roller 8, the roller 8 is rotatably connected to the sidewall 62, and when the engaging portion 6 is connected to the load-bearing member in place, the roller 8 is connected to the upper edge of the load-bearing member in a rolling manner.

Specifically, referring to fig. 2 to 4, the rollers 8 are rotatably connected to two opposite side walls 62 of the clamping portion 6, the rollers 8 at two sides are oppositely disposed, and the rollers 8 can be rotatably connected to the clamping portion 6 through a pin. When the rack 1 needs to be moved along the carriage side plate 100, the rack 1 is held to move, the roller 8 rolls along the upper edge of the carriage side plate 100, the rack 1 can be stably moved, the rack 1 does not need to be carried back and forth, time and labor are saved, and the operation is convenient.

As an alternative embodiment, as shown in fig. 2 and 3, the lifting part 4 includes a lifting ring or a hook. Referring to fig. 4, a pull plate 102 is generally arranged on a truck bed side door 101, and a lifting ring can pull the pull plate 102, so that the truck bed side door 101 is opened. Or, the hoisting part 4 can select a hook according to the structure of the to-be-hoisted piece according to actual needs, as shown in fig. 3, or a hanging ring, as shown in fig. 2, or the hoisting part 4 with other structures, which is not specifically limited herein.

As an alternative embodiment, referring to fig. 1-4, the frame 1 is further provided with a handle 5, and the handle 5 is fixedly connected with the frame 1 for being held by a user.

When the frame 1 is connected to a load-bearing member, such as the carriage side plate 100, a user can hold the handle 5, so that the stability of the lifting equipment is further ensured, and meanwhile, the user can conveniently hold the handle 5 to move the frame 1.

As an alternative embodiment, referring to fig. 1, the small-sized hoisting equipment further includes a control box 7, the control box 7 is fixed on the frame 1, and a control unit is arranged in the control box 7; the handle 5 is provided with a control switch 9, the input end of the control unit is electrically connected with the control switch 9, and the output end of the control unit is electrically connected with the driving device 22, and is used for controlling the driving device 22 to rotate forwards or backwards according to the input signal of the control switch 9. Wherein, the control unit comprises a singlechip pre-stored with a set program, a circuit board provided with the singlechip is fixed in the control box 7, when an operator inputs information through the control switch 9, the singlechip controls the driving device 22 (motor) to rotate forwards or backwards according to an input signal of the control switch 9, thereby realizing the ascending or descending of the hoisting part 4. The control mode of the forward and reverse rotation of the motor is a mature technology in the field, and is not described herein again. The control switch 9 in this embodiment is disposed on the handle 5, which is convenient for the user to operate.

The small-size equipment of lifting by crane of this embodiment can lift by crane the goods below 300 kilograms, refers to fig. 4, especially can use on the gondola car, opens the side door 101 on the gondola car carriage, guarantees operator's safety, labour saving and time saving, convenient to use.

The particular features, structures, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The small-sized hoisting equipment is characterized by comprising a rack (1), a retraction mechanism, a connecting part (3) and a hoisting part (4), wherein:

the rack (1) is connected to a bearing part, the retraction mechanism is arranged on the rack (1) and comprises a rotary disc (21), the rotary disc (21) is rotatably arranged on the rack (1), at least part of the connecting part (3) is wound on the rotary disc (21), and the free end of the connecting part (3) is connected with the hoisting part (4);

the rotary disc (21) can release the connecting part (3) when rotating in the positive direction so as to connect the hoisting part (4) with a piece to be hoisted; and the rotary disc (21) can wind the connecting part (3) when rotating reversely so as to pull the hoisting part (4) connected with the piece to be hoisted to rise.

2. The small hoisting device according to claim 1, wherein the turntable (21) is provided with a receiving groove (211) in the middle, the receiving groove (211) being provided on the outer wall of the turntable (21) at 360 ° around the central axis of the turntable (21).

3. The small-sized hoisting equipment according to claim 1, wherein the retraction mechanism further comprises a driving device (22), the driving device (22) is fixed on the frame (1), and the driving device (22) is in transmission connection with the turntable (21) and is used for driving the turntable (21) to rotate forward or reversely.

4. The small lifting equipment as recited in claim 3, characterized in that the retraction mechanism further comprises a housing (23), one end of the turntable (21) is in transmission connection with the output shaft of the driving device (22), and the other end thereof is in rotational connection with the housing (23).

5. The small-sized hoisting equipment according to claim 1, wherein the frame (1) comprises a clamping part (6), the clamping part (6) comprises a top wall (61) and side walls (62) connected to two opposite sides of the top wall (61), the top wall (61) and the two side walls (62) enclose a clamping space (60), and at least part of a load bearing member can extend into the clamping space (60) so that the clamping part (6) is clamped on the load bearing member.

6. The small-sized hoisting equipment according to claim 5, wherein the clamping part (6) is provided with a roller (8), the roller (8) is rotatably connected to the side wall (62), and when the clamping part (6) is connected with the load bearing component in place, the roller (8) is in rolling connection with the upper edge of the load bearing component.

7. A small hoisting device according to claim 1, characterized in that the connecting part (3) comprises a chain or a rope.

8. Small lifting equipment according to claim 1, characterized in that the sling (4) comprises a lifting ring or a hook.

9. The small lifting equipment as claimed in claim 3, characterized in that the frame (1) is further provided with a handle (5), and the handle (5) is fixedly connected with the frame (1) and is used for being held by a user.

10. The small-sized hoisting equipment according to claim 9, further comprising a control box (7), wherein the control box (7) is fixed on the frame (1), and a control unit is arranged in the control box (7); the handle (5) is provided with a control switch (9), the input end of the control unit is electrically connected with the control switch (9), and the output end of the control unit is electrically connected with the driving device (22) and used for controlling the driving device (22) to rotate forwards or backwards according to the input signal of the control switch (9).