CN211998576U

CN211998576U - Portable small-sized lifting machine capable of reducing friction force of pull rope

Info

Publication number: CN211998576U
Application number: CN202020041370.0U
Authority: CN
Inventors: 何慧
Original assignee: Nanan Shangying Machinery Technology Co Ltd
Current assignee: Nanan Shangying Machinery Technology Co Ltd
Priority date: 2020-01-09
Filing date: 2020-01-09
Publication date: 2020-11-24
Anticipated expiration: 2030-01-09

Abstract

The utility model discloses a can reduce portable small-size handling machine of stay cord frictional force, including support frame, motor, rolling wheel, stay cord main part, locating wheel, first damping spring and second damping spring, the middle-end left side fixed mounting of support frame has the motor, and the front end fixed mounting of motor has the rolling wheel to the winding takes turns to there is the stay cord main part, the stay cord main part passes locating wheel, through-hole and rubber sleeve, and locating wheel fixed mounting is on the support frame, the locating plate is seted up at the through-hole. This can reduce portable small-size handling machine of stay cord frictional force, when this portable small-size handling machine is carrying out the in-process of transporting the object, the object is when driving the swing that the stay cord main part takes place the small-range, and the stay cord main part carries out buffering work at first after contacting with the rubber sleeve, avoids the stay cord main part to take place great friction, and rubber sleeve is when taking place to put simultaneously, and the first damping spring of rubber sleeve accessible resets.

Description

Portable small-sized lifting machine capable of reducing friction force of pull rope

Technical Field

The utility model relates to a mechanical equipment technical field specifically is a can reduce portable small-size handling machine of stay cord frictional force.

Background

A portable small-sized lifting machine belongs to mechanical equipment and is mainly used for conveying objects, so that the objects are conveniently transferred in height, labor force is saved, and the portable small-sized lifting machine is generally used for construction.

Common portable small-size handling machine in the existing market bindes the location back through the stay cord main part to the object at the in-process that uses, and at the in-process of carrying out the transportation, its stay cord main part takes place to rock easily to lead to the stay cord main part to produce the friction when rocking, produce great damage to the stay cord main part easily, to above-mentioned problem, carry out the innovative design on the basis of original portable small-size handling machine.

Disclosure of Invention

An object of the utility model is to provide a can reduce portable small-size handling machine of stay cord frictional force to solve common portable small-size handling machine on the existing market that proposes in the above-mentioned background art, at the in-process that uses, bind the location back to the object through the stay cord main part, at the in-process of carrying out the transportation, its stay cord main part takes place to rock easily, thereby leads to the stay cord main part to produce the friction when rocking, produces the problem of great damage to the stay cord main part easily.

In order to achieve the above object, the utility model provides a following technical scheme: a portable small-sized lifting machine capable of reducing friction force of a stay cord comprises a support frame, a motor, a winding wheel, a stay cord main body, a positioning wheel, a first damping spring and a second damping spring, wherein the motor is fixedly mounted on the left side of the middle end of the support frame, the winding wheel is fixedly mounted at the front end of the motor, the stay cord main body is wound on the winding wheel, the stay cord main body penetrates through the positioning wheel, a through hole and a rubber sleeve, the positioning wheel is fixedly mounted on the support frame, the through hole is formed in the positioning plate, the positioning plate is mounted on the outer surface of the right end of the support frame, the rubber sleeve is mounted inside a connecting sleeve, the first damping spring is mounted on the outer side of the bottom end of the rubber sleeve, the top end of the first damping spring is welded and connected with the bottom surface of the connecting sleeve, a fixing sleeve, the location axle passes fixed sleeve and fixed plate interconnect, and fixed plate welded mounting is in the bottom surface of locating plate, second damping spring is installed in the outside of location axle, and second damping spring and fixed plate welded connection.

Preferably, the connection mode of locating plate and support frame is welded connection, and the diameter of the through-hole on the locating plate is greater than the diameter of stay cord main part.

Preferably, the height of the rubber sleeve is greater than that of the connecting sleeve, and the rubber sleeve and the connecting sleeve are connected in an adhesive mode.

Preferably, the fixed sleeve and the positioning shaft form a telescopic structure through a second damping spring, and the fixed sleeve is symmetrically distributed about the transverse center line of the connecting sleeve.

Preferably, the positioning shaft is connected with the fixing plate in a welding manner, and the positioning shaft is of a T-shaped structure.

Preferably, the number of the fixing plates is 2, and the 2 fixing plates are symmetrically distributed about the longitudinal center line of the connecting sleeve.

Compared with the prior art, the beneficial effects of the utility model are that: this can reduce portable small-size handling machine of stay cord frictional force:

1. when the portable small-sized lifting machine transports objects, the objects drive the pull rope main body to swing in a small amplitude, the pull rope main body is firstly contacted with the rubber sleeve and then performs buffering work, so that the pull rope main body is prevented from generating larger friction, and meanwhile, when the rubber sleeve is placed, the rubber sleeve can be reset through the first damping spring;

2. when the pull rope main body is placed to a large extent, the pull rope main body can drive the rubber sleeve and the connecting sleeve to move, and the second damping spring can be pushed by the fixing sleeve in the shaking process of the connecting sleeve, so that the swinging amplitude of the connecting sleeve can be reduced;

3. the positioning shaft is of a T-shaped structure, so that the separation phenomenon between the positioning shaft and the fixing sleeve is favorably prevented, the stability of the fixing sleeve during sliding is improved, and subsequent weakening work of the swinging amplitude is facilitated.

Drawings

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

FIG. 2 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the front section connecting structure of the connecting sleeve and the rubber sleeve of the present invention;

fig. 4 is a schematic view of the overlooking connection structure of the fixing sleeve and the positioning shaft of the present invention.

In the figure: 1. a support frame; 2. a motor; 3. a winding wheel; 4. a pull rope body; 5. positioning wheels; 6. a through hole; 7. a rubber sleeve; 8. positioning a plate; 9. a connecting sleeve; 10. a first damping spring; 11. fixing the sleeve; 12. positioning the shaft; 13. a fixing plate; 14. a second damping spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a portable small-sized lifting machine capable of reducing friction force of a pull rope comprises a support frame 1, a motor 2, a winding wheel 3, a pull rope main body 4, a positioning wheel 5, a first damping spring 10 and a second damping spring 14, wherein the motor 2 is fixedly installed on the left side of the middle end of the support frame 1, the winding wheel 3 is fixedly installed at the front end of the motor 2, the pull rope main body 4 is wound on the winding wheel 3, the pull rope main body 4 penetrates through the positioning wheel 5, a through hole 6 and a rubber sleeve 7, the positioning wheel 5 is fixedly installed on the support frame 1, the through hole 6 is formed in a positioning plate 8, the positioning plate 8 is installed on the outer surface of the right end of the support frame 1, the rubber sleeve 7 is installed inside a connecting sleeve 9, the first damping spring 10 is installed on the outer side of the bottom end of the rubber sleeve 7, the top end of the first damping spring 10 is connected with the bottom, and the inside of the fixed sleeve 11 is provided with a positioning shaft 12, the positioning shaft 12 penetrates through the fixed sleeve 11 and is connected with a fixed plate 13, the fixed plate 13 is welded and installed on the bottom surface of the positioning plate 8, the outer side of the positioning shaft 12 is provided with a second damping spring 14, and the second damping spring 14 is welded and connected with the fixed plate 13.

The connected mode of locating plate 8 and support frame 1 is welded connection, and the diameter of through-hole 6 on the locating plate 8 is greater than the diameter of stay cord main part 4 to convenient follow-up support work to fixed plate 13, stay cord main part 4 can swing in through-hole 6 simultaneously, avoids stay cord main part 4 and locating plate 8 to bump.

The height of rubber sleeve 7 is greater than the height of connecting sleeve 9, and rubber sleeve 7 is connected for the bonding with the connected mode of connecting sleeve 9, and the stay cord main part 4 of being convenient for when taking place slight putting, the contact of stay cord main part 4 accessible and rubber sleeve 7 cushions to reduce holistic friction.

The fixed sleeve 11 and the positioning shaft 12 form a telescopic structure through the second damping spring 14, the fixed sleeve 11 is symmetrically distributed about the transverse center line of the connecting sleeve 9, and when the connecting sleeve 9 swings, the connecting sleeve 9 can push the fixed sleeve 11 to extrude the second damping spring 14, so that the swing amplitude of the connecting sleeve 9 is weakened.

The connection mode of location axle 12 and fixed plate 13 is welded connection, and location axle 12 is "T" font structure, is favorable to the stability of fixed sleeve 11 when sliding on location axle 12, avoids location axle 12 and fixed sleeve 11 to take place to break away from simultaneously.

The number of the fixing plates 13 is 2, and the 2 fixing plates 13 are symmetrically distributed about the longitudinal center line of the connecting sleeve 9, so that the positioning shafts 12 are distributed on the left side and the right side of the connecting sleeve 9, and the swinging of the connecting sleeve 9 is weakened conveniently in the follow-up process.

The working principle is as follows: according to fig. 1, firstly, a worker can place a support frame 1 at a proper position for fixed installation work, then the motor 2 is connected with an external power supply through a power line and started, the motor 2 drives a winding wheel 3 to rotate, so that the winding wheel 3 winds or extends a pull rope main body 4, meanwhile, the pull rope main body 4 can slide stably through a positioning wheel 5, and the motor 2, the winding wheel 3 and the positioning wheel 5 are known and existing technologies in the market and are not described in detail herein;

according to fig. 2-4, when an object is bound on the rope body 4 and slight swing occurs during transportation, the rope body 4 can perform buffering work after contacting with the rubber sleeve 7, when the rope body 4 drives the bottom end of the rubber sleeve 7 to bend, the rubber sleeve 7 can drive the first damping spring 10 to bend, so that the subsequent first damping spring 10 can drive the rubber sleeve 7 to perform reset work, which is beneficial to reducing the placing range of the rope body 4, when the placing range of the rope body 4 is too large, the rope body 4 can drive the rubber sleeve 7 and the connecting sleeve 9 to place, the connecting sleeve 9 can push the fixing sleeve 11 to slide on the positioning shaft 12, and meanwhile, the fixing sleeve 11 performs damping work through the second damping spring 14, so as to buffer the placing range of the rope body 4, and simultaneously, the rope body 4 is prevented from contacting with the positioning plate 8 when shaking through the through hole 6, the first and

second damping springs

10 and 14 are well known and known in the market, and will not be described in detail herein, and are the working processes of the whole device, and the details which are not described in detail herein are well known in the art to those skilled in the art.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a can reduce portable small-size handling machine of stay cord frictional force, includes support frame (1), motor (2), rolling wheel (3), stay cord main part (4), locating wheel (5), first damping spring (10) and second damping spring (14), its characterized in that: the middle end left side of the support frame (1) is fixedly provided with a motor (2), the front end of the motor (2) is fixedly provided with a winding wheel (3), a stay cord main body (4) is wound on the winding wheel (3), the stay cord main body (4) penetrates through a positioning wheel (5), a through hole (6) and a rubber sleeve (7), the positioning wheel (5) is fixedly arranged on the support frame (1), the through hole (6) is arranged on a positioning plate (8), the positioning plate (8) is arranged on the outer surface of the right end of the support frame (1), the rubber sleeve (7) is arranged inside the connecting sleeve (9), the outer side of the bottom end of the rubber sleeve (7) is provided with a first damping spring (10), the top end of the first damping spring (10) is welded with the bottom surface of the connecting sleeve (9), the outer surface of the connecting sleeve (9) is welded with a fixing sleeve (11), and the internally mounted of fixed sleeve (11) has location axle (12), location axle (12) pass fixed sleeve (11) and fixed plate (13) interconnect, and fixed plate (13) welded mounting is in the bottom surface of locating plate (8), second damping spring (14) are installed in the outside of location axle (12), and second damping spring (14) and fixed plate (13) welded connection.

2. The portable small-sized crane capable of reducing the friction force of the pull rope according to claim 1, is characterized in that: the positioning plate (8) is connected with the support frame (1) in a welding mode, and the diameter of the through hole (6) in the positioning plate (8) is larger than that of the pull rope main body (4).

3. The portable small-sized crane capable of reducing the friction force of the pull rope according to claim 1, is characterized in that: the height of the rubber sleeve (7) is greater than that of the connecting sleeve (9), and the rubber sleeve (7) and the connecting sleeve (9) are connected in an adhesive mode.

4. The portable small-sized crane capable of reducing the friction force of the pull rope according to claim 1, is characterized in that: the fixed sleeve (11) and the positioning shaft (12) form a telescopic structure through a second damping spring (14), and the fixed sleeve (11) is symmetrically distributed about the transverse center line of the connecting sleeve (9).

5. The portable small-sized crane capable of reducing the friction force of the pull rope according to claim 1, is characterized in that: the positioning shaft (12) is connected with the fixing plate (13) in a welding mode, and the positioning shaft (12) is of a T-shaped structure.

6. The portable small-sized crane capable of reducing the friction force of the pull rope according to claim 1, is characterized in that: the number of the fixing plates (13) is 2, and the 2 fixing plates (13) are symmetrically distributed about the longitudinal center line of the connecting sleeve (9).