CN220449581U

CN220449581U - Novel crane

Info

Publication number: CN220449581U
Application number: CN202321749417.9U
Authority: CN
Inventors: 高志杰; 刘朝阳; 张元浩; 王秀民; 秦洪义; 孙植; 张小水; 张高波; 姜义民; 苏海明
Original assignee: Zhengzhou Engineering Co Ltd of China Railway Seventh Group Co Ltd
Current assignee: Zhengzhou Engineering Co Ltd of China Railway Seventh Group Co Ltd
Priority date: 2023-07-05
Filing date: 2023-07-05
Publication date: 2024-02-06
Anticipated expiration: 2033-07-05

Abstract

The utility model provides a novel crane, which is improved in that the crane comprises: a storage box; the case is connected with the storage box; the motor is fixedly connected in the case; the first end of the rotating rod is connected with the motor and is arranged in parallel with the ground; the second end of the rotating rod is connected with the case; the winding roller is arranged on the rotating rod; the screw rod is arranged in parallel with the rotating rod and is movably connected with the chassis; a pulley connected to the rotation rod and the screw; the rotating rod and the screw rod can rotate at the same speed; the lifting rope is wound on the winding roller and can move up and down along with the rotation of the winding roller. According to the novel crane provided by the utility model, the screw rod and the rotating rod can be driven to synchronously rotate through the rotation of the belt wheel, so that the lifting ropes are uniformly and orderly wound outside the winding roller, the wound lifting ropes cannot be pressed against each other, and the lifting ropes can be smoothly released when being used.

Description

Novel crane

Technical Field

The utility model relates to the technical field of cranes, in particular to a novel crane.

Background

The crane is suitable for hoisting operations at the seam of the high-speed railway beam, and the hoisting operations of heavy objects inconvenient to carry such as a jack, a beam falling prevention stop block and the like in a narrow space have unique advantages.

However, the existing crane still has the following technical problems when in use:

the existing crane often winds the lifting rope by controlling the rotation of the winding roller, but the lifting rope cannot be wound neatly and uniformly in the working process, so that the directly wound lifting ropes are mutually extruded, and when the lifting ropes are released again, the lifting ropes can be released unsmoothly, and the normal use of the crane is affected.

For this reason, a novel crane is now proposed to solve the above-mentioned problems.

Disclosure of Invention

The utility model aims to solve the problem that the rope releasing and clamping of the crane are not smooth in the prior art, so that the use of the crane is affected.

In order to achieve the above object, the present utility model provides the following technical solutions:

in a novel loop wheel machine, the improvement wherein said loop wheel machine comprises:

the storage box comprises a box body structure;

the case comprises a case body structure, and the case is connected with the storage case;

the motor is fixedly connected in the case;

the first end of the rotating rod is connected with the motor and is arranged in parallel with the ground; the second end of the rotating rod is connected with the case;

the winding roller comprises a columnar body and is arranged on the rotating rod;

the screw rod is arranged in parallel with the rotating rod and is movably connected with the case;

a pulley connected to the rotating rod and the lead screw; the rotating rod and the screw rod can rotate at the same speed;

and the lifting rope is wound on the winding roller and can move up and down along with the rotation of the winding roller.

Preferably, the crane further comprises:

the clamping plate comprises a limiting structure provided with a notch; two ends of the bottom surface of the storage box are respectively provided with one clamping plate;

the clamping blocks comprise blocks, and the two clamping blocks are respectively arranged in the clamping plates;

the support frame comprises a rod-shaped object, is connected with the clamping block and is used for supporting the crane.

Preferably, the crane further comprises: the U-shaped plate is connected with the clamping block; the support frame is connected with the clamping block through the U-shaped plate so as to rotate along the axle center of the U-shaped plate.

Preferably, the motor is suspended in the chassis through a fixing frame fixed above the chassis.

Preferably, the pulley comprises a first pulley and a second pulley; the first belt pulley is arranged on the rotating rod; the second belt pulley is arranged on the lead screw; the first belt pulley and the second belt pulley are connected through a conveying belt.

Preferably, the crane further comprises:

the sliding block is of a hexahedral structure and is arranged on the lead screw; the back surface of the sliding block is connected with the chassis in a sliding way;

the mounting plate 8 is fixedly arranged on the front surface of the sliding block;

the limiting wheel is arranged on the mounting plate; the two limit wheels are correspondingly arranged on two sides of the lifting rope, so that the relative movement of the lifting rope and the sliding block in the horizontal direction can be limited.

Preferably, the crane further comprises:

the limiting belt is arranged between the two supporting frames and used for fixing the supporting frames;

and the universal wheel is connected with the free end of the supporting frame.

Preferably, the crane further comprises a handle correspondingly arranged on the front surface and the back surface of the storage box 1.

Preferably, the crane further comprises a protective cover arranged at the top of the storage box.

Preferably, the clamping block further comprises a limiting block, the limiting block comprises a block, the limiting block is arranged at the position where the supporting frame is connected with the clamping block, and the limiting block is in contact with the outer side wall of the supporting frame and used for limiting the opening degree of the supporting frame.

The beneficial effects are that:

according to the utility model, through the joint coordination of the motor, the rotating rod, the winding roller, the lead screw, the sliding block, the mounting plate, the limiting wheels, the lifting rope and the hooks, the lead screw can be driven to rotate through the rotation of the first belt pulley and the second belt pulley while the motor drives the rotating rod and the winding roller to rotate, so that the rotating speeds of the lead screw and the rotating rod are the same, the two limiting wheels drive the lifting rope to wind uniformly and orderly outside the winding roller, the wound lifting ropes cannot press the ropes, and the rope can be smoothly released when the winding device is used.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. Wherein:

FIG. 1 is a schematic diagram of a novel crane according to the present utility model;

FIG. 2 is a schematic structural view of a side of the novel crane according to the present utility model;

fig. 3 is a schematic top view of the storage box according to the present utility model;

the device comprises a storage box 1, a machine box 2, a motor 3, a rotating rod 4, a winding roller 5, a lead screw 6, a sliding block 7, a mounting plate 8, a limiting wheel 9, a lifting rope 10, a hook 11, a clamping plate 12, a clamping block 13, a U-shaped plate 14, a supporting frame 15, a limiting belt 16, a universal wheel 17, a protective cover 18, a handle 19, a limiting block 20 and a belt wheel 21.

Detailed Description

The following description of the technical solutions in the embodiments of the present utility model will be clear and complete, and it is obvious that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which are derived by a person skilled in the art based on the embodiments of the utility model, fall within the scope of protection of the utility model.

In the description of the present utility model, the terms "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", etc. refer to the orientation or positional relationship based on that shown in the drawings, merely for convenience of description of the present utility model and do not require that the present utility model must be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. The terms "coupled" and "connected" as used herein are to be construed broadly and may be, for example, fixedly coupled or detachably coupled; either directly or indirectly through intermediate components, the specific meaning of the terms being understood by those of ordinary skill in the art as the case may be.

The utility model will be described in detail below with reference to the drawings in connection with embodiments. It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.

the existing crane often winds the lifting rope by controlling the rotation of the winding roller, but the existing crane cannot wind the lifting rope neatly and uniformly in the working process, so that the lifting rope after being directly wound is extruded with each other, and when the rope is unreeled again, the rope is possibly unreeled, and the normal use of the crane is affected.

As shown in fig. 1, the present utility model relates to a novel crane, the improvement thereof is that the crane comprises:

the storage box 1 comprises a box body structure. Specifically, the shape of the storage box is not limited, and a rectangular parallelepiped is preferable for easy manufacture and installation.

The case 2 comprises a case body structure, and the case 2 is connected with the storage case 1. Specifically, the connection mode and connection position of the case 2 and the storage box 1 are not limited. For convenience of use and installation, in the embodiment of the present application, it is preferable that the chassis 2 be fixedly disposed on the bottom surface of the storage box 1 by welding.

And the motor 3 is fixedly connected in the motor 2. Specifically, the left end inside the chassis 2 is fixedly provided with a motor 3 through a mounting frame. Preferably, the motor 3 is suspended in the case 2 by a fixing frame fixed above the case 2. That is, the motor 3 is fixed inside the case 2 by using the mounting frame, and the top of the mounting frame is fixedly connected with the upper end of the inner wall of the case 2, so that the motor 3 can be limited and fixed.

The rotating rod 4 comprises a rod-shaped object, and a first end of the rotating rod 4 is connected with the motor 3 and is arranged in parallel with the ground; the second end of the rotating rod 4 is connected with the case 2. Specifically, the output end of the motor 3 is fixedly provided with a rotating rod 4, and the right end of the rotating rod 4 is rotationally connected with the inner wall of the case 2. Wherein, the rotating rod 4 can be in rotating connection with the inner wall of the case 2 through a bearing.

The winding roller 5, which includes a columnar body, is provided on the rotating lever 4. Specifically, a winding roller 5 is fixedly provided outside the rotating lever 4. The winding roller 5 is a winding roller commonly used in the market.

The lead screw 6 is arranged in parallel with the rotating rod 4 and is movably connected with the case 2. Specifically, the screw 6 is a reciprocating screw, and the screw 6 parallel to the rotating rod 4 is provided below the rotating rod. The left end and the right end of the screw rod 6 are also rotatably connected with the inner wall of the case 2 through bearings.

A pulley 21, said pulley 21 being connected to said rotating rod 4 and to said screw 6; the rotation rod 4 and the screw rod 6 can be rotated at the same speed. Preferably, in order to achieve a better same-speed transmission effect, the pulley 21 further comprises a first pulley and a second pulley; the first belt pulley is arranged on the rotating rod 4; the second belt pulley is arranged on the lead screw 6; the first belt pulley and the second belt pulley are connected through a conveying belt. Specifically, the left end of the 4 pole walls of dwang is connected and is provided with first belt pulley, the left end of the 6 pole walls of lead screw is connected and is provided with the second belt pulley, first belt pulley passes through the belt and rotates with the second belt pulley to be connected.

The lifting rope 10 is wound on the winding roller 5, and can move up and down along with the rotation of the winding roller 5.

Preferably, in order to better achieve a smooth rope releasing effect of the lifting rope 10, preferably, the crane according to the present application further includes: the sliding block 7 is hexahedral and is arranged on the lead screw 6; the back of the sliding block 7 is connected with the chassis 2 in a sliding way. Specifically, a sliding block 7 is arranged on the screw thread of the rod wall of the screw rod 6, and a sliding rail can be arranged at the back of the sliding block 7 and the corresponding position of the case 2 so as to realize sliding connection. Thereby achieving the effect that the slide block 1 can move transversely on the screw rod 6.

The front surface of the sliding block 7 is fixedly provided with the mounting plate 8;

the limiting wheel 9 is arranged on the mounting plate 8; the two limit wheels 9 are correspondingly arranged at two sides of the lifting rope 10, so that the relative movement of the lifting rope 10 and the sliding block 7 in the horizontal direction can be limited. Specifically, in the slider 7, two shafts are provided which are parallel to the left and right surfaces of the slider 7 and pass through the mounting plate 8 and the back surface of the slider 7 at the same time; each shaft is provided with a limiting wheel 9, and the two limiting wheels are correspondingly arranged, so that the lifting rope 10 can pass through the gap between the two limiting wheels 9 and is used for limiting the relative movement between the lifting rope 10 and the sliding block 7.

The upper end winding of lifting rope 10 sets up in the outside of winding roller 5, the fixed couple 11 that is provided with of lower extreme of lifting rope 10, through motor 3, dwang 4, winding roller 5, lead screw 6, slider 7, mounting panel 8, spacing wheel 9, lifting rope 10 and couple 11's cooperation jointly, when motor 3 drives dwang 4 and winding roller 5 pivoted, can drive lead screw 6 through the rotation of first belt pulley and second belt pulley, thereby make the rotational speed of lead screw 6 and dwang 4 the same, make two spacing wheels 9 drive lifting rope 10 evenly neat in the outside of winding roller 5 twine, the lifting rope 10 that twines can not press the rope each other, conveniently can smoothly unreel the rope when using.

In order to be able to support, as shown in fig. 2 to 3, the crane according to the present application further comprises:

the clamping plate 12 comprises a limiting structure provided with a notch; two ends of the bottom surface of the storage box 1 are respectively provided with one clamping plate 12;

a clamping block 13, comprising a block, wherein two clamping blocks 13 are respectively arranged in the clamping plate 12;

a supporting frame 15, including a rod, is connected to the clamping block 13 for supporting the crane.

In order to enable the support frame 15 to be stored in the storage box, the crane further includes:

a U-shaped plate 14, wherein the U-shaped plate 14 is connected with the clamping block 13; the supporting frame 15 is connected with the clamping block 13 through the U-shaped plate, and can rotate along the axis of the U-shaped plate.

Specifically, the both ends of containing box 1 bottom surface are all fixed and are provided with cardboard 12, and the inside of two cardboards 12 is all the joint and is provided with fixture block 13, and the bottom of two fixture blocks 13 is all fixed and is provided with U-shaped board 14, and the inside rotation of U-shaped board 14 is provided with symmetrical support frame 15.

Be provided with symmetrical bolt on cardboard 12, fixture block 13 passes through bolt and cardboard 12 fixed connection, and the convenience is fixed to installing between fixture block 13 and the cardboard 12, when not using, can dismantle the support frame 15 of fixture block 13 and below, accomodate the inside of containing box 1, practice thrift the space of placing.

Preferably, to achieve a better supporting effect, one clamping block 13 is connected with two rods at the same time to form a supporting frame 15. The crane further comprises: the limiting belt 16 is disposed between the two supporting frames 15, and is used for fixing the supporting frames 15. I.e. a limit belt 16 is fixedly arranged between each supporting frame 15.

The clamping block 13 further comprises a limiting block 20, the limiting block 20 comprises a block, and the limiting block 20 is arranged at the position where the supporting frame 15 is connected with the clamping block 13. Specifically, the lower extreme of U-shaped board 14 is located the both ends of support frame 15 and all fixedly is provided with stopper 20, and the inner wall of two stopper 20 all contacts with the lateral wall of support frame 15, can carry out spacingly to the outwards degree of opening of two support frames 15, avoids outwards opening excessively, and causes the support unstable.

Preferably, the crane further comprises universal wheels 17 connected to the free ends of the support frame 15. Specifically, the lower part of the support frame 15 is fixedly provided with a movable wheel 17 with a foot brake, and in the use process, the position movement of the whole body is convenient.

Preferably, the crane further comprises a handle 19 correspondingly arranged on the front and the back of the storage box 1, so that the crane is convenient to carry.

Preferably, the crane further comprises a protective cover 18 arranged on top of the storage box 1. Specifically, the protective cover 18 is fixedly provided on the inner wall of the storage box 1 by bolts symmetrically provided.

When needing to install and use, take out two support frames 15 from the inside of containing box 1, fix fixture block 13 joint in the inside of cardboard 12 and through the bolt, outwards open two support frames 15, spacing two support frames 15 through stopper 20 and spacing area 16, avoid separately excessively. When the lifting is carried out, the motor 3 is directly rotated positively, and the motor 3 drives the rotating rod 4 and the winding roller 5 to rotate, so that the hook 11 naturally falls. When lifting is needed, the heavy objects are hooked, the motor 3 is reversed, the motor 3 drives the rotating rod 4 at the output end to rotate, the rotating rod 4 drives the external winding roller 5 to rotate, the first belt pulley outside the rotating rod 4 drives the second belt pulley to rotate through the belt, the second belt pulley drives the lead screw 6 to rotate, the lead screw 6 drives the sliding block 7 in threaded connection with the rod wall to reciprocate left and right, so that the lifting ropes 10 inside the two limiting wheels 9 at the front end are driven to be uniformly wound outside the winding roller 5, the ropes cannot be pressed between the lifting ropes, and the lifting ropes are smoother in later rope releasing.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the particular embodiments disclosed, but on the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the utility model as defined by the appended claims.

Claims

1. Novel loop wheel machine, its characterized in that, the loop wheel machine includes:

the storage box comprises a box body structure;

the motor is fixedly connected in the case;

a pulley connected to the rotating rod and the lead screw; the rotating rod and the screw rod can rotate at the same speed; and the lifting rope is wound on the winding roller and can move up and down along with the rotation of the winding roller.

2. The novel crane of claim 1, further comprising:

3. The novel crane of claim 2, further comprising:

the U-shaped plate is connected with the clamping block; the support frame is connected with the clamping block through the U-shaped plate so as to rotate along the axle center of the U-shaped plate.

4. The novel crane of claim 1, wherein the motor is suspended in the chassis by a mount secured above the chassis.

5. The novel crane of claim 1, wherein the pulley comprises a first pulley and a second pulley; the first belt pulley is arranged on the rotating rod; the second belt pulley is arranged on the lead screw; the first belt pulley and the second belt pulley are connected through a conveying belt.

6. The novel crane of claim 1, further comprising:

the mounting plate is fixedly arranged on the front surface of the sliding block, and the mounting plate (8) is fixedly arranged on the front surface of the sliding block;

7. The novel crane of claim 2, further comprising: the limiting belt is arranged between the two supporting frames and used for fixing the supporting frames;

and the universal wheel is connected with the free end of the supporting frame.

8. The novel crane as claimed in claim 1, further comprising handles disposed on the front and back sides of the storage box (1) respectively.

9. The novel crane of claim 1, further comprising a protective cover disposed on top of the storage box.

10. The novel crane of claim 2, wherein the fixture block further comprises a limiting block comprising a block, wherein the limiting block is arranged at a position where the support frame is connected with the fixture block, and the limiting block is in contact with an outer side wall of the support frame for limiting the opening degree of the support frame.