CN212450417U

CN212450417U - Hand formula pulley operating system of multipurpose

Info

Publication number: CN212450417U
Application number: CN202021245542.2U
Authority: CN
Inventors: 黄海云; 徐雷; 蒋志琪; 顿越洋
Original assignee: Mianyang Beidou Electronic Co ltd
Current assignee: Mianyang Beidou Electronic Co ltd
Priority date: 2020-06-30
Filing date: 2020-06-30
Publication date: 2021-02-02
Anticipated expiration: 2030-06-30

Abstract

The utility model relates to a elevating gear technical field discloses a hand formula pulley operating system of multipurpose, including support, a N fixed pulley and (N-1) movable pulley, haulage rope and wire winding roller, the fixed pulley is fixed in the top of support, and the movable pulley sets up in the bottom of support, be provided with the couple on the movable pulley, the haulage rope is in turn around warp in proper order coil behind fixed pulley and the movable pulley in the wire winding roller, be provided with length-adjustable's power arm on the rocker of wire winding roller. The utility model discloses an adopt movable pulley and fixed pulley to combine together and form the assembly pulley, can realize laborsaving promotion object, cooperate length adjustable power arm simultaneously, can adjust the power arm according to the object of different weight, further realize laborsaving promotion object.

Description

Hand formula pulley operating system of multipurpose

Technical Field

The utility model relates to a elevating gear technical field especially relates to a hand formula pulley operating system of multipurpose.

Background

The magnetic sheet manufacturing process comprises units of powder making, slurry making, sintering and the like, and the whole process involves more material transfer, equipment maintenance and cleaning, such as transfer of a material drying basin, cover taking of a defoaming tank, accumulation of bag-shaped powder and the like. At present, a manual hydraulic forklift is generally adopted by a factory to horizontally move an object, but the manual hydraulic forklift cannot move the object in the vertical direction, so that when heavy objects are vertically moved, manual carrying or electric hoist carrying is generally adopted. The labor intensity of workers can be greatly increased by manual carrying, and although the electric hoist can lift heavy objects, the electric hoist has the defect that the electric hoist cannot move flexibly due to fixed position and must be placed in an area with power electricity.

For this reason, for example, in the patents of the prior art CN2013204014964, the patent name is "mobile hand-operated elevator", or the patent name is "combined upright rod elevator", etc., the patents of the prior art CN2005200711921, the patent name is "a combined upright rod elevator", etc., they adopt a combination of pulleys and a rocking handle to lift the object, but the rocking handles of these devices all adopt a fixed force arm, so when a heavy object is lifted, a large amount of manpower is required to be applied to complete the work, and the practicability needs to be further improved. Therefore, how to solve the above technical problems becomes a focus of research by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

A first object of the utility model is to provide a hand formula pulley operating system of multipurpose, it is not enough to have solved prior art.

The embodiment of the utility model is realized like this:

the utility model provides a hand formula pulley operating system of multipurpose, includes support, a N fixed pulley and (N-1) movable pulley, haulage rope and wire winding roller, the fixed pulley is fixed in the top of support, and the movable pulley sets up in the bottom of support, be provided with the couple on the movable pulley, the haulage rope is in turn around warp in proper order coil behind fixed pulley and the movable pulley in the wire winding roller, be provided with length adjustable power arm on the rocker of wire winding roller.

Further, the power arm includes connector, first sleeve, second sleeve, telescopic link and adjustment disk, the adjustment disk is fixed in the middle part of telescopic link, the both ends central symmetry of telescopic link is provided with revolves to opposite screw, first sleeve and second sleeve be threaded connection respectively in the both ends of telescopic link, the connector is fixed in the one end that the telescopic link was kept away from to first sleeve, the one end that the telescopic link was kept away from to the second sleeve is provided with the second sleeve vertically handle.

Further, the center of connector is provided with the connecting hole, the periphery circumference of connecting hole is provided with the draw-in groove, circumference is provided with the lug on the periphery wall of rocker, the connector cup joints in the rocker and imbeds the draw-in groove through the lug in order to prevent connector and rocker rotation each other.

Further, the adjusting plate is fixedly connected with the telescopic rod through a bolt.

Further, the power arm includes inner tube and outer tube, the inner tube activity is inserted and is arranged in the outer tube, the outer tube is provided with positioning bolt, be provided with a plurality of location screws along its length direction on the outer wall of inner tube, the one end of inner tube is provided with the connector, the one end of outer tube is provided with the handle perpendicular with the outer tube.

Further, the bottom of the support is provided with a moving wheel.

Furthermore, the hook is detachably connected with a hoisting auxiliary hook.

The utility model has the advantages that:

the utility model discloses an adopt movable pulley and fixed pulley to combine together and form the assembly pulley, can realize laborsaving promotion object, cooperate length adjustable power arm simultaneously, can adjust the power arm according to the object of different weight, further realize laborsaving promotion object.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural view of a multipurpose hand-operated pulley lifting system provided by the present invention;

fig. 2 is a working state diagram of the multipurpose hand-operated pulley lifting system provided by the utility model;

fig. 3 is a schematic structural diagram of a power arm provided by the present invention;

FIG. 4 is a schematic structural view of the rocker;

FIG. 5 is a schematic view of the connection between the power arm and the rocker

Fig. 6 is a schematic structural diagram of another power arm provided by the present invention.

Icon: 1-bracket, 2-fixed pulley, 3-movable pulley, 4-traction rope, 5-winding roller, 6-movable wheel, 7-hook, 8-hoisting auxiliary hook, 9-rocker, 10-lug, 11-anti-drop cap, 12-power arm, 1201-connector, 1202-first sleeve, 1203-second sleeve, 1204-telescopic rod, 1205-adjusting disc, 1206-bolt, 1207-inner tube, 1208-outer tube, 1209-positioning bolt, 1210-positioning screw hole, 1211-handle, 1212-connecting hole and 1213-clamping groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in 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.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Example one

Referring to fig. 1 to 2, the present embodiment provides a multi-purpose hand-operated pulley lifting system, which includes a bracket 1, N fixed pulleys 2, N-1 movable pulleys 3, a traction rope 4, and a winding roller 5, wherein a longitudinal section of the bracket 1 is shaped like an isosceles trapezoid, and a movable wheel 6 with a brake pad is mounted at the bottom of the bracket 1. Fixed pulley 2 sets up side by side in the top of support 1, and movable pulley 3 sets up in the bottom of support 1, haulage rope 4 in turn twines in proper order around warp behind fixed pulley 2 and the movable pulley 3 in wind-winding roller 5. In the embodiment, for example, N is equal to or greater than 2, and in the embodiment, if N is equal to 3, two movable pulleys 3 are provided, and hooks 7 are fixedly sleeved on rotating shafts of the two movable pulleys 3, and the hooks 7 are used for hanging objects. However, in some cases, it is inconvenient to use a single hook 7 to hoist an object, so that a plurality of auxiliary hoisting hooks 8 are hung on the hook 7, and different parts of the object are respectively hooked by the auxiliary hoisting hooks 8, so that the object is uniformly stressed, and the object is convenient to hoist. The winding roller 5 is provided with a rocker 9, and the rocker 9 is provided with a power arm 12 with adjustable length.

Referring to fig. 3 to 5, a plurality of projections 10 parallel to the length direction of the rocker 9 are integrally formed on the outer circumferential wall of the rocker 9, one end of the rocker 9 is integrally formed with the winding roller 5, and the other end is threadedly connected with an anti-drop cap 11. The power arm 12 comprises a connector 1201, a first sleeve 1202, a second sleeve 1203, an expansion link 1204 and an adjusting plate 1205. The adjusting disc 1205 is fixed in the middle of the telescopic rod 1204, preferably, the adjusting disc 1205 is sleeved in the middle of the telescopic rod 1204, a threaded through hole perpendicular to the telescopic rod 1204 is formed in the annular wall of the adjusting disc 1205, a bolt 1206 is installed in the threaded through hole, a threaded counter bore is formed in the position, corresponding to the threaded through hole, of the telescopic rod 1204, and the adjusting disc 1205 is sleeved on the telescopic rod 1204 and is fixed through the bolt 1206 in a threaded mode. The two ends of the telescopic rod 1204 are symmetrically provided with threads with opposite turning directions, and the first sleeve 1202 and the second sleeve 1203 are respectively in threaded connection with the two ends of the telescopic rod 1204. The connecting head 1201 is integrally formed at one end, away from the telescopic rod 1204, of the first sleeve 1202, the second sleeve 1203 is welded at one end, away from the telescopic rod 1204, of the second sleeve 1203, a handle 1211 perpendicular to the second sleeve 1203 is arranged, a connecting hole 1212 is formed in the center of the connecting head 1201, a clamping groove 1213 is formed in the peripheral circumference of the connecting hole 1212, the connecting head 1201 is sleeved on the rocker 9 and is embedded into the clamping groove 1213 through a bump 10 to prevent the connecting head 1201 and the rocker 9 from rotating with each other, and meanwhile, the power arm 12 is prevented from being separated from the rocker 9 through the anti. When the wire winding roller 5 is rotated, one end of the connecting head 1201 is sleeved on the rocker 9, a user holds the handle 1211 with one hand, rotates the adjusting plate 1205 with the other hand, the telescopic rod 1204 is fixed with the adjusting plate 1205 and then rotates along with the adjusting plate 1205, the first sleeve 1202 cannot rotate under the limitation of the rocker 9, the second sleeve 1203 cannot rotate under the limitation of the other hand, and the two ends of the telescopic rod 1204 are respectively connected with the first sleeve 1202 and the second sleeve 1203 through reverse threads, so when the adjusting plate 1205 is rotated, the first sleeve 1202 and the second sleeve 1203 move towards the adjusting plate 1205 in the opposite direction or the reverse direction, and the length of the power arm 12 is adjusted.

Referring to fig. 2, the present embodiment provides a multi-purpose hand-operated pulley lifting system, when in use: the object is suspended by utilizing the hook 7 or the hook 7 to be matched with the hoisting auxiliary hook 8, then the length of the power arm 12 is properly adjusted according to the weight of the object, the purpose of labor-saving heavy object lifting is realized by matching the power arm 12 with proper length through the pulley block structure of the movable pulley 3 and the fixed pulley 2, and the movable wheel 6 is arranged at the bottom of the support 1, so that the use of the lifting system is not limited by the position.

Example two

Referring to fig. 6, the present embodiment provides a multi-purpose hand-operated pulley lifting system, which is different from the first embodiment only in that: the power arm 12 comprises an inner pipe 1207 and an outer pipe 1208, the inner pipe 1207 is movably inserted into the outer pipe 1208, a positioning bolt 1209 is arranged on the pipe wall of the outer pipe 1208, a plurality of positioning screw holes 1210 are uniformly formed in the pipe wall of the inner pipe 1207 along the length direction of the pipe wall, a connector 1201 is formed at one end of the inner pipe 1207 in an integrated mode, a handle 1211 perpendicular to the outer pipe 1208 is welded at one end of the outer pipe 1208, in the embodiment, the length of the power arm 12 is changed by drawing the inner pipe 1207 or the outer pipe 1208, and the positioning bolt 1209 is screwed into the positioning screw holes 1210, so that the length of the power arm 12 is fixed.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a hand formula pulley operating system of multipurpose which characterized in that: including support (1), a N fixed pulley (2) and (N-1) movable pulley (3), haulage rope (4) and winding roller (5), the top of support (1) is fixed in fixed pulley (2), and movable pulley (3) set up in the bottom of support (1), be provided with couple (7) on movable pulley (3), haulage rope (4) in turn the warp around in proper order coil behind fixed pulley (2) and movable pulley (3) in winding roller (5), be provided with length adjustable power arm (12) on rocker (9) of winding roller (5).

2. The multi-purpose hand-operated pulley lifting system according to claim 1, characterized in that: the power arm (12) comprises a connector (1201), a first sleeve (1202), a second sleeve (1203), an expansion rod (1204) and an adjusting plate (1205), the adjusting plate (1205) is fixed in the middle of the expansion rod (1204), threads with opposite rotation directions are symmetrically arranged at the two ends of the expansion rod (1204), the first sleeve (1202) and the second sleeve (1203) are respectively in threaded connection with the two ends of the expansion rod (1204), the connector (1201) is fixed at one end, away from the expansion rod (1204), of the first sleeve (1202), and one end, away from the expansion rod (1204), of the second sleeve (1203) is provided with a handle (1211) perpendicular to the second sleeve (1203).

3. The multi-purpose hand-operated pulley lifting system according to claim 2, characterized in that: the center of connector (1201) is provided with connecting hole (1212), the periphery circumference of connecting hole is provided with draw-in groove (1213), circumference is provided with lug (10) on the periphery wall of rocker (9), connector (1201) cup joint in rocker (9) and through lug (10) embedding draw-in groove (1213) in order to prevent connector (1201) and rocker (9) rotation each other.

4. The multi-purpose hand-operated pulley lifting system according to claim 2, characterized in that: the adjusting disc (1205) is fixedly connected with the telescopic rod (1204) through a bolt (1206).

5. The multi-purpose hand-operated pulley lifting system according to claim 1, characterized in that: the power arm (12) includes inner tube (1207) and outer tube (1208), inner tube (1207) activity is inserted and is placed in outer tube (1208), outer tube (1208) are provided with positioning bolt (1209), be provided with a plurality of location screw holes (1210) along its length direction on the outer wall of inner tube (1207), the one end of inner tube (1207) is provided with connector (1201), the one end of outer tube (1208) is provided with handle (1211) perpendicular with outer tube (1208).

6. The multi-purpose hand-operated pulley lifting system according to claim 1, characterized in that: the bottom of the bracket (1) is provided with a movable wheel (6).

7. The multi-purpose hand-operated pulley lifting system according to claim 1, characterized in that: the hook (7) is detachably connected with a hoisting auxiliary hook (8).