CN215626404U

CN215626404U - Crane winding drum with built-in motor and speed reducer

Info

Publication number: CN215626404U
Application number: CN202122395630.1U
Authority: CN
Inventors: 王超琦; 高崇帅; 李利伟
Original assignee: Henan Lifute Hoisting And Conveying Machinery Co ltd
Current assignee: Henan Lifute Hoisting And Conveying Machinery Co ltd
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2022-01-25
Anticipated expiration: 2031-09-30

Abstract

The utility model discloses a crane winding drum with a built-in motor and a speed reducer, which relates to the technical field of machinery, and comprises a main body, a stable structure and a limiting structure, wherein a cavity is formed in one side inside the main body, a servo motor is installed on one side of the bottom end inside the cavity, a switch is installed on the other side of the bottom end inside the cavity, a driving rod is installed at the output end of the servo motor, a rotating rod is installed at the output end of the switch, a winding groove is formed in one side of the top end of the main body, an installation roller is installed on the outer wall of the rotating rod inside the winding groove, a winding thread is installed on the outer wall of the installation roller, the limiting structure is located at the top ends of two sides inside the winding groove, and limiting plates are transversely installed on two sides inside the winding groove through the limiting structure. According to the utility model, the cable is continuously wound by the winding drum, and the position limiting plate enables the cable to be always positioned between the winding threads, so that the structure realizes the limiting of the cable, and prevents the cable from shifting to cause messy winding.

Description

Crane winding drum with built-in motor and speed reducer

Technical Field

The utility model relates to the technical field of machinery, in particular to a crane winding drum internally provided with a motor and a speed reducer.

Background

The winding drum is an important component of hoisting machinery, if the hoisting height is large, in order to reduce the size of the winding drum, a winding drum with a guide spiral groove or a smooth surface can be adopted for multi-layer winding, but the steel wire rope is quickly worn, so that the steel wire rope is suitable for cranes with low speed, light working types and low tonnage, and the steel plate winding drum group is mainly suitable for hoisting machinery with large tonnage and high performance requirements.

Through retrieval, the Chinese patent No. CN110077981B, No. 2020, 6.23.2020 discloses a crane reel with a built-in motor and speed reducer, wherein the publication proposes that the rotating shaft is hollow, two ends of the rotating shaft are both open, air pipes are arranged in the two rotating shafts, two ends of each air pipe extend out of the rotating shaft, and the air pipes are fixedly connected with the bearing seats; the barrel in be equipped with and be the connecting pipe of straight tube form, connecting pipe and barrel coaxial arrangement "in the reel winding process, the hawser can overlap the winding, leads to taking place to curl, influences the use, in view of this, to the above-mentioned problem, the deep research is carried out, is carried out the present case and is produced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a crane winding drum with a built-in motor and a speed reducer, which aims to solve the problem of overlapping and winding of cables in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a crane winding drum with a built-in motor and a speed reducer comprises a main body, a stabilizing structure and a limiting structure;

a cavity is formed in one side of the interior of the main body, a servo motor is installed on one side of the bottom end of the interior of the cavity, an exchanger is installed on the other side of the bottom end of the interior of the cavity, a driving rod is installed at the output end of the servo motor, a rotating rod is installed at the output end of the exchanger, a winding groove is formed in one side of the top end of the main body, an installation roller is installed on the outer wall of the rotating rod in the winding groove, winding threads are installed on the outer wall of the installation roller, and the limiting structures are located at the top ends of the two sides of the interior of the winding groove;

limiting plates are transversely arranged on two sides of the interior of the winding groove through limiting structures, and the stabilizing structures are positioned at the bottom ends of the two sides of the interior of the winding groove;

the stabilizing structure comprises a mounting plate, the mounting plate is mounted on two sides of the mounting roller, annular slide rails are mounted at the bottoms of two sides inside the winding grooves, four first sliders are arranged inside the annular slide rails, and a connecting block is mounted on one side, close to the mounting plate, of each first slider.

Preferably, the bottom end of the winding groove penetrates through the main body, and the bottom end of the winding groove extends to the bottom end of the main body;

one end of the driving rod extends to the input end of the exchanger, and one end of the rotating rod extends to one side of the inner part of the winding groove.

Preferably, the connecting blocks all pass through the annular slide rail, and the connecting blocks all extend to one side of the mounting plate.

Preferably, the connecting block is installed on one side of the mounting plate, and the connecting block forms a sliding structure with the annular sliding rail through the first sliding block.

Preferably, limit structure includes second slider, mounting groove, expanding spring, electro-magnet and slide bar, the mounting groove is all installed on the top of the inside both sides of wire winding groove, and the slide bar is all installed to the inside bottom of mounting groove, the equal sliding connection of outer wall of slide bar has the second slider, and the outer wall of second slider top slide bar all overlaps and is equipped with expanding spring, the electro-magnet is all installed on the inside top of mounting groove.

Preferably, one side of the second slider all extends to the inside of wire winding groove, and the second slider all installs in the both sides of limiting plate, the limiting plate all constitutes sliding structure through second slider and slide bar.

Compared with the prior art, the utility model has the beneficial effects that: the electromagnet is electrified, because the second sliding block is the sliding block made of iron, when the electromagnet is electrified, the electromagnet generates magnetic force, the electromagnet generates attraction force on the second sliding block, the second sliding block slides upwards on the outer wall of the sliding rod, in the process, the expansion spring is compressed, the limiting plate is driven by the second sliding block, the limiting plate is lifted upwards, at the moment, a worker can wind the crane cable rope needing to be wound between the winding threads on the outer wall of the installation roller, then the electromagnet is powered off, the attraction force of the electromagnet on the second sliding block disappears, under the reaction force of the expansion spring, the second sliding block slides downwards on the outer wall of the sliding rod, the limiting plate can be driven by the second sliding block, the limiting plate is contacted with the winding threads, when the winding drum works, the cable rope is continuously wound, and under the action of the limiting plate, the cable rope is always positioned between the winding threads, this structure has realized spacing to the hawser, prevents that the hawser aversion from making the winding messy.

Drawings

FIG. 1 is a schematic sectional front view of the present invention;

FIG. 2 is a front view partially in section structural schematic view of the present invention;

FIG. 3 is a schematic top view of the present invention;

FIG. 4 is a side cross-sectional view of the ring-shaped sliding rail according to the present invention;

fig. 5 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a main body; 2. a servo motor; 3. a switch; 4. a rotating rod; 5. mounting a roller; 6. winding threads; 7. mounting a plate; 8. a first slider; 9. a limiting structure; 901. a second slider; 902. mounting grooves; 903. a tension spring; 904. an electromagnet; 905. a slide bar; 10. an annular slide rail; 11. a limiting plate; 12. a winding slot; 13. connecting blocks; 14. a cavity; 15. a drive rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1: referring to fig. 1-5, a drum of a crane with a built-in motor and a speed reducer comprises a main body 1, a stabilizing structure and a limiting structure 9;

a cavity 14 is arranged at one side of the inner part of the main body 1, a servo motor 2 is arranged at one side of the bottom end of the inner part of the cavity 14, the servo motor 2 can be RDX-201-V36F5E13, the other side of the bottom end in the cavity 14 is provided with a switch 3, and the output end of the servo motor 2 is provided with a driving rod 15, the output end of the exchanger 3 is provided with a rotating rod 4, and a winding groove 12 is arranged inside one side of the top end of the main body 1, the bottom end of the winding groove 12 penetrates through the main body 1, and the bottom end of the winding slot 12 is extended to the bottom end of the main body 1, one end of the driving lever 15 is extended to the input end of the exchanger 3, one end of the rotating rod 4 extends to one side inside the winding groove 12, the outer wall of the rotating rod 4 inside the winding groove 12 is provided with an installation roller 5, the outer wall of the installation roller 5 is provided with a winding thread 6, and the limiting structures 9 are positioned at the top ends of two sides inside the winding groove 12;

limiting plates 11 are transversely arranged on two sides inside the winding groove 12 through limiting structures 9, and the stabilizing structures are positioned at the bottom ends of the two sides inside the winding groove 12;

referring to fig. 1-5, the crane drum with the built-in motor and the speed reducer further comprises a stabilizing structure, the stabilizing structure comprises mounting plates 7, the mounting plates 7 are mounted on two sides of the mounting roller 5, annular slide rails 10 are mounted at the bottom ends of two sides inside the winding grooves 12, four first slide blocks 8 are arranged inside the annular slide rails 10, and connecting blocks 13 are mounted on one sides, close to the mounting plates 7, of the first slide blocks 8;

the connecting blocks 13 penetrate through the annular sliding rails 10, and the connecting blocks 13 extend to one side of the mounting plate 7;

the connecting blocks 13 are all arranged on one side of the mounting plate 7, and the connecting blocks 13 all form a sliding structure with the annular sliding rail 10 through the first sliding blocks 8;

specifically, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, when the mechanism is used, the mounting plate 7 drives the connecting block 13, and the connecting block 13 can drive the first slider 8, so that the first slider 8 slides inside the annular slide rail 10 and does circular motion, and the bearing capacity of the mounting roller 5 is enhanced through the structure, thereby preventing the damage caused by insufficient strength.

Example 2: the limiting structure 9 comprises a second sliding block 901, a mounting groove 902, a telescopic spring 903, an electromagnet 904 and a sliding rod 905, wherein the mounting grooves 902 are all mounted at the top ends of two sides in the winding groove 12, the sliding rods 905 are mounted at the bottom ends in the mounting groove 902, the outer walls of the sliding rods 905 are all connected with the second sliding block 901 in a sliding mode, the telescopic spring 903 is sleeved on the outer wall of each sliding rod 905 above the second sliding block 901, and the electromagnet 904 is mounted at the top end in the mounting groove 902;

one side of each second slider 901 extends into the winding slot 12, the second sliders 901 are mounted on two sides of the limiting plate 11, and the limiting plate 11 and the sliding rod 905 form a sliding structure through the second sliders 901;

specifically, as shown in fig. 1, fig. 2, fig. 3 and fig. 5, when the mechanism is used, under the reaction force of the extension spring 903, the second slider 901 slides downwards on the outer wall of the sliding rod 905, the second slider 901 can drive the limiting plate 11, so that the limiting plate 11 is in contact with the winding threads 6, when the winding drum is in operation, the cable is continuously wound, and under the action of the limiting plate 11, the cable is always in a position between the winding threads 6.

The working principle is as follows: the worker energizes the electromagnet 904, because the second slider 901 is an iron slider, when the electromagnet 904 is energized, the electromagnet 904 generates magnetic force, the electromagnet 904 generates attraction force on the second slider 901, the second slider 901 slides upwards on the outer wall of the sliding rod 905, and in the process, the expansion spring 903 is compressed, the second slider 901 drives the limit plate 11, so that the limit plate 11 rises upwards, at the moment, the worker can wind the crane cable to be wound between the winding threads 6 on the outer wall of the installation roller 5, then the electromagnet 904 is powered off, the attraction force of the electromagnet 904 on the second slider 901 disappears, under the counter-acting force of the expansion spring 903, the second slider 901 slides downwards on the outer wall of the sliding rod 905, the limit plate 11 can be driven by the second slider 901, the limit plate 11 is in contact with the winding threads 6, when the winding drum works, continuously winding the cable, and keeping the cable in a position between the winding threads 6 under the action of the limiting plate 11;

the staff starts servo motor 2, drive actuating lever 15 through servo motor 2, and the effect through switch 3, alleviate the rotational speed of actuating lever 15, it is rotatory to drive more slow bull stick 4 of rotation afterwards, bull stick 4 then can drive installation roller 5, make installation roller 5 rotate, installation roller 5 can drive wire winding screw thread 6 rotatory, twine the hawser through wire winding screw thread 6, and installation roller 5 can drive mounting panel 7 rotatory simultaneously, drive connecting block 13 through mounting panel 7, connecting block 13 then can drive first slider 8, make first slider 8 slide in the inside of annular slide rail 10, and do circular motion, make the bearing capacity of installation roller 5 strengthen through this structure, prevent that intensity from taking place the damage inadequately.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a hoist drum of built-in motor and speed reducer, includes main part (1), its characterized in that: the device also comprises a stabilizing structure and a limiting structure (9);

a cavity (14) is formed in one side of the interior of the main body (1), a servo motor (2) is installed on one side of the bottom end of the interior of the cavity (14), a switch (3) is installed on the other side of the bottom end of the interior of the cavity (14), a driving rod (15) is installed at the output end of the servo motor (2), a rotating rod (4) is installed at the output end of the switch (3), a winding groove (12) is formed in the interior of one side of the top end of the main body (1), an installation roller (5) is installed on the outer wall of the rotating rod (4) in the winding groove (12), winding threads (6) are installed on the outer wall of the installation roller (5), and the limiting structures (9) are located at the top ends of the two sides of the interior of the winding groove (12);

limiting plates (11) are transversely arranged on two sides in the winding groove (12) through limiting structures (9), and the stabilizing structures are positioned at the bottom ends of the two sides in the winding groove (12);

the stabilizing structure comprises a mounting plate (7), the mounting plate (7) is mounted on two sides of the mounting roller (5), the bottom ends of two inner sides of the winding groove (12) are provided with annular sliding rails (10), the inner portions of the annular sliding rails (10) are provided with four first sliding blocks (8), and one side, close to the mounting plate (7), of each first sliding block (8) is provided with a connecting block (13).

2. The crane drum with the built-in motor and speed reducer as claimed in claim 1, wherein: the bottom of wire winding groove (12) runs through main part (1), and the bottom of wire winding groove (12) extends to the bottom of main part (1).

3. The crane drum with the built-in motor and speed reducer as claimed in claim 1, wherein: one end of the driving rod (15) extends to the input end of the exchanger (3), and one end of the rotating rod (4) extends to one side of the interior of the winding groove (12).

4. The crane drum with the built-in motor and speed reducer as claimed in claim 1, wherein: the connecting blocks (13) penetrate through the annular sliding rails (10), and the connecting blocks (13) extend to one side of the mounting plate (7).

5. The crane drum with the built-in motor and speed reducer as claimed in claim 1, wherein: the connecting blocks (13) are all installed on one side of the mounting plate (7), and the connecting blocks (13) all form a sliding structure with the annular sliding rail (10) through the first sliding blocks (8).

6. The crane drum with the built-in motor and speed reducer as claimed in claim 1, wherein: limiting structure (9) include second slider (901), mounting groove (902), expanding spring (903), electro-magnet (904) and slide bar (905), mounting groove (902) are all installed on the top of the inside both sides of wire winding groove (12), and slide bar (905) are all installed to the inside bottom of mounting groove (902), the equal sliding connection of outer wall of slide bar (905) has second slider (901), and the outer wall of second slider (901) top slide bar (905) all overlaps and is equipped with expanding spring (903), electro-magnet (904) are all installed on the inside top of mounting groove (902).

7. The crane drum with the built-in motor and speed reducer as claimed in claim 6, wherein: one side of each second slider (901) extends to the inside of the corresponding wire winding groove (12), the second sliders (901) are mounted on two sides of each limiting plate (11), and the limiting plates (11) form sliding structures through the second sliders (901) and the sliding rods (905).