CN214989912U

CN214989912U - High-safety labor-saving type elevator

Info

Publication number: CN214989912U
Application number: CN202120609678.5U
Authority: CN
Inventors: 李军; 孙辉
Original assignee: Jiangsu Chuang'an Electromechanical Equipment Engineering Co ltd
Current assignee: Jiangsu Chuang'an Electromechanical Equipment Engineering Co ltd
Priority date: 2021-03-25
Filing date: 2021-03-25
Publication date: 2021-12-03
Anticipated expiration: 2031-03-25

Abstract

The utility model discloses a lifting machine of high security laborsaving type, including the friction winch, be connected with the roll formula on the friction winch and trigger clearance mechanism, the roll formula triggers clearance mechanism and includes the clearance shell, is equipped with in the clearance shell and triggers roll chamber and clearance chamber, triggers the roll chamber and is linked together with the clearance chamber, triggers the roll intracavity and is equipped with the trigger roll, and the rotation is connected with the pivot between trigger roll and the clearance shell, the last fixedly connected with friction area of trigger roll. The utility model discloses a setting of corresponding mechanism on the friction winch is convenient for clear up the wire rope on the friction winch for the impurity under the difficult adhesion mine in wire rope surface guarantees wire rope's clean and tidy, thereby can make the inslot of cylinder be difficult for adhesion impurity, guarantees that wire rope can block in the grooving, reduces the probability of wire rope swift current rope, guarantees the safety in utilization of friction winch, improves the lifting capacity of lifting machine.

Description

High-safety labor-saving type elevator

Technical Field

The utility model belongs to the technical field of the lifting machine, concretely relates to laborsaving type's of high security lifting machine.

Background

The hoist is large mechanical equipment for transportation by changing potential energy, such as a mine hoist, a dam-crossing hoist and the like. Broadly, elevators, overhead cranes, winches, stabilizers, cranes, hoist machines, etc. may be referred to as hoists. The hoister generally refers to large mechanical equipment with high power and high hoisting capacity. The flexible steel wire rope and the transported goods are dragged to move up and down by the power machine to finish the transportation process, the steel wire rope is an indispensable important part of the hoisting machine, and the main varieties comprise a phosphated coating steel wire rope, a galvanized steel wire rope, a stainless steel wire rope, a smooth steel wire rope and the like. The hoisting machine is divided into a winding type hoisting machine and a friction type hoisting machine according to the working principle of hoisting steel wire ropes, and the friction type hoisting machine is divided into a single-rope friction type hoisting machine and a multi-rope friction type hoisting machine according to the number of hoisting ropes. The multi-rope friction type hoister has the advantages of high safety, light weight, low power consumption, large hoisting force and the like, and is widely applied to the mine exploitation industry.

The mine hoist is generally used in combination with a friction winch, the friction winch is a pulling and loading device which drives a steel wire rope according to friction force, the steel wire rope is not fixed on a roller of the friction winch, but is wound on the roller for a plurality of circles, the steel wire rope is wound and unwound by the friction force of the roller, and the labor-saving effect of small pulling can be achieved by arranging the friction winch. Wherein, the publication number is: CN205011212U, which discloses a friction small winch mounting device for winding multilayer steel wire rope of a hoist, the device is vertically arranged above a corresponding derrick corresponding to the wellhead; the head sheave, the friction trolley, the hoisting machine and the steel wire rope coil are arranged on the same straight line; the transverse frame in the middle of the derrick is provided with at least one rope clamping device corresponding to a wellhead, the rope clamping device is provided with a steel wire rope head, and a movable pulley for lifting a container is arranged below a steel wire rope on the wellhead corresponding to the rope clamping device; the steel wire rope is arranged between the steel wire rope roll and the friction trolley and between the head sheave and the lifting container, the steel wire rope is arranged between the steel wire rope head and the lifting container, the steel wire rope wound on the winding drum in multiple layers is wound with load through the device, the lifting capacity of the lifting machine is improved, the steel wires of the steel wire rope are tightly combined and balanced in stress, the steel wires are not deformed, and the service life of the steel wire rope is prolonged. However, when the device is used, the friction winch is lack of a steel wire rope cleaning mechanism, the steel wire rope frequently reciprocates to lift a lifting container, impurities on the surface of the steel wire rope are easily adhered to impurities under a mine, if the impurities on the surface of the steel wire rope are not cleaned in time, the impurities are easily adhered to a rope groove of a roller of the friction winch, and the steel wire rope is easily wound on the roller and separated from the rope groove in a long time, so that the steel wire rope is easily slipped, the use safety of the friction winch is influenced, and the lifting capacity of the lifting machine is reduced.

Therefore, in order to solve the above technical problems, it is necessary to provide a highly safe and labor-saving elevator.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lifting machine of high security laborsaving type to solve foretell friction winch and easily cause wire rope adhesion impurity because of lacking wire rope clearance mechanism, influence the problem of friction winch security.

In order to achieve the above object, an embodiment of the present invention provides the following technical solutions:

a high-safety labor-saving hoister comprises a friction winch, a rolling type trigger cleaning mechanism is connected to the friction winch, the rolling type triggering cleaning mechanism comprises a cleaning shell, a triggering rolling cavity and a cleaning cavity are arranged in the cleaning shell, the trigger rolling cavity is communicated with the cleaning cavity, a trigger roller is arranged in the trigger rolling cavity, a rotating shaft is rotatably connected between the trigger roller and the cleaning shell, the trigger roller is fixedly connected with a friction belt, the friction belt is rotatably connected with a plurality of first following wheels and second following wheels which are uniformly distributed, the trigger roller is connected with first clamping teeth, a cleaning movable plate is arranged in the cleaning cavity, one surface of the cleaning movable plate, which is close to the trigger roller, is connected with second clamping teeth matched with the first clamping teeth, the cleaning movable plate is connected with a cleaning piece, and a plurality of cleaning columns which are uniformly distributed are arranged on the cleaning piece.

Further, the friction winch comprises a base for installing a driving roller and a driven roller, wherein the driving roller and the driven roller are connected to the base in a rotating mode, the driving roller and the driven roller are used for winding the steel wire rope, the lifting capacity of the lifting machine is improved through the friction force of the driving roller and the driven roller to the steel wire rope, a transmission mechanism is connected between the driving roller and the driven roller and used for enabling the driving roller and the driven roller to rotate synchronously, the driving roller and the driven roller are enabled to wind the steel wire rope simultaneously, the steel wire rope is not prone to being uneven in tension, and the steel wire rope is connected to the driving roller and the driven roller and used for lifting the lifting container.

Further, be connected with the roller chain on the wire rope for compress tightly wire rope, make wire rope be difficult for the swift current rope on driving drum and driven drum, thereby can guarantee driving drum and driven drum's friction effect, be connected with the guide wheelset on a lateral wall of base, guide wheelset and wire rope phase-match for guide wire rope's removal makes wire rope be difficult for taking place the stiction with the base, thereby can protect wire rope, extension wire rope's life.

Further, clearance shell and base fixed connection, the one side that the guide wheelset was kept away from to the base is located to the clearance shell for clear up the impurity on wire rope surface, make impurity be difficult for entering into on driving drum and the driven drum.

Furthermore, a through groove matched with the steel wire rope is formed in the cleaning shell, the through groove is communicated with the triggering rolling cavity and the cleaning cavity, and the steel wire rope is wound by the driving roller and the driven roller through the cleaning shell.

Furthermore, a volute spiral spring is connected between the trigger drum and the rotating shaft, and the volute spiral spring is sleeved on the outer side of the rotating shaft, so that the trigger drum can rebound correspondingly when not being subjected to the acting force of the steel wire rope.

Further, the friction belt is made of rubber, when the steel wire rope moves, the friction belt and the steel wire rope generate friction, so that the trigger roller can be driven to rotate around the rotating shaft, a first clamping tooth on the rotating shaft is meshed with a second clamping tooth on the cleaning movable plate, the cleaning movable plate integrally moves towards the direction of the steel wire rope, the cleaning column on the cleaning piece cleans the surface of the steel wire rope, impurities are not prone to entering the driving roller or the driven roller, the second following wheel is rotatably connected with the steel wire rope, after the trigger roller rotates and moves for a certain angle, the first following wheel or the second following wheel is in contact with the steel wire rope, the first following wheel or the second following wheel rotates along with the movement of the steel wire rope, and therefore the trigger roller can be kept in a clamping or separating state.

Furthermore, a pair of side walls of the cleaning movable plate are connected with sliding blocks, a sliding groove matched with the sliding blocks is formed in the cleaning shell and used for guiding the cleaning movable plate to slide, and an extension spring is connected between the sliding blocks and the cleaning shell, so that the cleaning movable plate can rebound when not engaged by the first clamping teeth.

Compared with the prior art, the utility model has the advantages of it is following:

the utility model discloses a setting of corresponding mechanism on the friction winch is convenient for clear up the wire rope on the friction winch for the impurity under the difficult adhesion mine in wire rope surface guarantees wire rope's clean and tidy, thereby can make the inslot of cylinder be difficult for adhesion impurity, guarantees that wire rope can block in the grooving, reduces the probability of wire rope swift current rope, guarantees the safety in utilization of friction winch, improves the lifting capacity of lifting machine.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in 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 schematic view of a part of a structure of a high-safety labor-saving elevator according to an embodiment of the present invention;

fig. 2 is a sectional view of a part of the structure of a high-safety labor-saving elevator according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a position a in fig. 2 according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a part of a rolling type trigger cleaning mechanism according to an embodiment of the present invention;

fig. 5 is a schematic structural view of another angle part of the rolling type triggering cleaning mechanism according to an embodiment of the present invention;

fig. 6 is a perspective view of the trigger roller according to an embodiment of the present invention.

In the figure: 1. the cleaning device comprises a friction winch, 101, a base, 102, a driving roller, 103, a driven roller, 104, a transmission mechanism, 105, a steel wire rope, 106, a roller chain, 107, a guide wheel set, 2, a rolling type triggering cleaning mechanism, 201, a cleaning shell, 202, a triggering rolling cavity, 203, a cleaning cavity, 204, a triggering roller, 205, a rotating shaft, 206, a friction belt, 207, a first following wheel, 208, a second following wheel, 209, a first clamping tooth, 210, a cleaning movable plate, 211, a second clamping tooth, 212, a cleaning piece, 213, a cleaning column, 214 and a sliding block.

Detailed Description

The present invention will be described in detail below with reference to embodiments shown in the drawings. However, the present invention is not limited to the embodiments, and the structural, method, or functional changes made by those skilled in the art according to the embodiments are all included in the scope of the present invention.

The utility model discloses a high security laborsaving type's lifting machine, refer to fig. 1-6 and show, trigger clearance mechanism 2 including friction winch 1 and the roll formula that is used for the clearance.

Referring to fig. 1-2, the friction winch 1 includes a base 101 for installing a driving roller 102 and a driven roller 103, the base 101 may be installed with other devices through screws, the base 101 is rotatably connected with the driving roller 102 and the driven roller 103, the driving roller 102 and the driven roller 103 are respectively provided with a plurality of rope grooves, the number of the rope grooves is 4, the driving roller 102 and the driven roller 103 are used for winding a steel wire rope 105, the rope grooves are provided with pads, the pads have high friction coefficient and wear and pressure resistance, the lifting capacity of the elevator is improved by the friction force of the driving roller 102 and the driven roller 103 on the steel wire rope 105, a transmission mechanism 104 is connected between the driving roller 102 and the driven roller 103 for enabling the driving roller 102 and the driven roller 103 to synchronously rotate, and ensuring that the driving roller 102 and the driven roller 103 simultaneously wind the steel wire rope 105, so that the wire rope 105 is not easy to have the condition of uneven tension, and the driving roller 102 and the driven roller 103 are both connected with the wire rope 105 for lifting the lifting container.

Referring to fig. 1-2, a roller chain 106 is connected to the wire rope 105 for pressing the wire rope 105, so that the wire rope 105 is not easy to slip on the driving roller 102 and the driven roller 103, thereby ensuring the friction effect between the driving roller 102 and the driven roller 103, the roller chain 106 is arranged in the last two rings of the tail end of the wire rope 105 for generating the clamping force or the tensioning force at the tail of the wire rope 105, so that the wire rope 105 is not easy to slip, a guide wheel set 107 is connected to one side wall of the base 101, the guide wheel set 107 is matched with the wire rope 105 for guiding the movement of the wire rope 105, so that the wire rope 105 is not easy to generate static friction with the base 101, thereby protecting the wire rope 105 and prolonging the service life of the wire rope 105.

Referring to fig. 2-6, a rolling type trigger cleaning mechanism 2 is connected to the friction winch 1, the rolling type trigger cleaning mechanism 2 is used for cleaning the surface of the steel wire rope 105, so that impurities are not easily adhered to the surface of the steel wire rope 105, the rolling type trigger cleaning mechanism 2 includes a cleaning housing 201, the cleaning housing 201 is fixedly connected to the base 101, the cleaning housing 201 is disposed on one side of the base 101 away from the guide wheel set 107 and is used for cleaning the impurities on the surface of the steel wire rope 105, so that the impurities are not easily entered into the driving roller 102 and the driven roller 103, a trigger rolling cavity 202 and a cleaning cavity 203 are disposed in the cleaning housing 201, the trigger rolling cavity 202 is communicated with the cleaning cavity 203, the trigger rolling cavity 202 is used for placing the trigger roller 204, the cleaning cavity 203 is used for placing the cleaning movable plate 210, and the movable plate 210 is lifted and lowered by rolling trigger of the trigger roller 204, therefore, the surface of the steel wire rope 105 can be cleaned by using the cleaning column 213 on the cleaning movable plate 210, the trigger rolling cavity 202 is internally provided with the trigger roller 204, the rotating shaft 205 is rotatably connected between the trigger roller 204 and the cleaning shell 201, when the steel wire rope 105 enters the base 101 from left to right in the figure, friction force exists between the friction belt 206 in the trigger roller 204 and the steel wire rope 105, so that the trigger roller 204 integrally rotates along with the steel wire rope 105 until the first following wheel 207 on the friction belt 206 contacts with the steel wire rope 105 and the first following wheel 207 rotates along with the movement of the steel wire rope 105, at the moment, the first clamping tooth 209 on the trigger roller 204 is meshed with the second clamping tooth 211 on the cleaning movable plate 210 to drive the cleaning movable plate 210 to integrally descend in the cleaning cavity 203, so that the cleaning column 213 on the cleaning piece 212 is close to the steel wire rope 105, and the surface of the steel wire rope 105 can be cleaned conveniently, a spiral spring is connected between the trigger drum 204 and the rotating shaft 205, and the spiral spring is sleeved outside the rotating shaft 205, so that the trigger drum 204 can rebound when not receiving the acting force of the steel wire rope 105, a friction belt 206 is fixedly connected to the trigger drum 204, and a plurality of first following wheels 207 and second following wheels 208 which are uniformly distributed are rotatably connected to the friction belt 206 and used for keeping the rotating state of the trigger drum 204 and reducing the friction between the friction belt 206 and the steel wire rope 105.

The cleaning shell 201 is provided with a through groove matched with the steel wire rope 105, the through groove is communicated with the triggering rolling cavity 202 and the cleaning cavity 203, and the steel wire rope 105 is wound by the driving roller 102 and the driven roller 103 through the cleaning shell 201.

Referring to fig. 2 to 6, the friction belt 206 is made of rubber, and provides a certain deformation space for the steel wire rope 105 to extrude the friction belt 206, when the steel wire rope 105 moves, the friction belt 206 and the steel wire rope 105 generate friction, so as to drive the trigger roller 204 to rotate around the rotating shaft 205, so that the first engaging tooth 209 on the rotating shaft 205 is engaged with the second engaging tooth 211 on the cleaning movable plate 210, the cleaning movable plate 210 moves integrally in the direction of the steel wire rope 105, the cleaning column 213 on the cleaning member 212 cleans the surface of the steel wire rope 105, so that impurities are not easy to enter the driving roller 102 or the driven roller 103, the second following wheel 208 is rotatably connected with the steel wire rope 105, when the trigger roller 204 rotates by a certain angle, the first following wheel 207 or the second following wheel 208 contacts with the steel wire rope 105, the first following wheel 207 or the second following wheel 208 rotates along with the movement of the steel wire rope 105, so that the trigger roller 204 can be kept in a state of being engaged or disengaged.

Referring to fig. 3-6, a first engaging tooth 209 is connected to the trigger roller 204, a cleaning movable plate 210 is disposed in the cleaning cavity 203, a second engaging tooth 211 matched with the first engaging tooth 209 is connected to a surface of the cleaning movable plate 210 close to the trigger roller 204, and the cleaning movable plate 210 moves up and down by engaging the first engaging tooth 209 with the second engaging tooth 211, so as to clean the surface of the steel wire rope 105 correspondingly, a cleaning member 212 is connected to the cleaning movable plate 210, the cleaning member 212 is a semi-cylindrical body, so that the cleaning column 213 on the cleaning member 212 can fully contact with the steel wire rope 105, and the cleaning effect is improved, the cleaning member 212 is provided with a plurality of cleaning columns 213 uniformly distributed for cleaning impurities on the surface of the steel wire rope 105, so that the impurities on the steel wire rope 105 are not easy to enter into the rope grooves of the driving roller 102 or the driven roller 103, and thus the steel wire rope 105 can be ensured to be engaged with the rope grooves, the steel wire rope 105 is not easy to slip on the driving roller 102 or the driven roller 103, the safety of the friction winch 1 during use is guaranteed, the pair of side walls of the cleaning movable plate 210 is connected with the sliding blocks 214, the cleaning shell 201 is provided with sliding grooves matched with the sliding blocks 214 and used for guiding the sliding of the cleaning movable plate 210, and the stretching springs are connected between the sliding blocks 214 and the cleaning shell 201, so that the cleaning movable plate 210 can rebound when not meshed with the first clamping teeth 209.

When the steel wire rope 105 moves from left to right in the drawing, the steel wire rope 105 is in frictional contact with the friction belt 206 on the trigger roller 204, the friction belt 206 drives the trigger roller 204 to rotate around the rotating shaft 205 in a whole manner until the first following wheel 207 on the friction belt 206 is in contact with the steel wire rope 105, the trigger roller 204 does not rotate, the first following wheel 207 rolls along with the steel wire rope 105, at the moment, the first clamping tooth 209 on the trigger roller 204 is meshed with the second clamping tooth 211 on the cleaning movable plate 210, so that the cleaning movable plate 210 is integrally close to the direction of the steel wire rope 105, the cleaning column 213 on the cleaning piece 212 is in contact with the surface of the steel wire rope 105 and is used for correspondingly cleaning the surface of the steel wire rope 105, impurities on the steel wire rope 105 are not easy to enter into the rope grooves on the drive roller 102 or the driven roller 103, and therefore the probability of rope slipping of the steel wire rope 105 on the drive roller 102 and the driven roller 103 can be reduced, for ensuring the safety of the friction winch 1 in use; when the steel wire rope 105 moves from right to left in the figure, the guide wheel set 107 can achieve the effect of preliminary cleaning, the friction belt 206 on the trigger roller 204 is in friction contact with the steel wire rope 105 until the second following wheel 208 rolls along with the steel wire rope 105, at this time, the first clamping tooth 209 on the trigger roller 204 is disengaged from the second clamping tooth 211 on the cleaning movable plate 210, the cleaning movable plate 210 rebounds under the action of the extension spring, and the cleaning column 213 on the cleaning movable plate 210 is disengaged from the surface of the steel wire rope 105, so that the steel wire rope 105 can move conveniently.

According to the technical scheme provided by the utility model, the utility model discloses following beneficial effect has:

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The high-safety labor-saving type hoisting machine comprises a friction winch (1) and is characterized in that a rolling type triggering cleaning mechanism (2) is connected to the friction winch (1), the rolling type triggering cleaning mechanism (2) comprises a cleaning shell (201), a triggering rolling cavity (202) and a cleaning cavity (203) are arranged in the cleaning shell (201), the triggering rolling cavity (202) is communicated with the cleaning cavity (203), a triggering roller (204) is arranged in the triggering rolling cavity (202), a rotating shaft (205) is rotatably connected between the triggering roller (204) and the cleaning shell (201), a friction belt (206) is fixedly connected to the triggering roller (204), a plurality of first following wheels (207) and second following wheels (208) which are uniformly distributed are rotatably connected to the friction belt (206), and first clamping teeth (209) are connected to the triggering roller (204), be equipped with clearance fly leaf (210) in clearance chamber (203), be connected with on the one side that clearance fly leaf (210) are close to trigger cylinder (204) with first block tooth (209) assorted second block tooth (211), be connected with clearance piece (212) on clearance fly leaf (210), be equipped with a plurality of evenly distributed's clean post (213) on clearance piece (212).

2. The high-safety labor-saving type hoisting machine as claimed in claim 1, wherein the friction winch (1) comprises a base (101), a driving roller (102) and a driven roller (103) are rotatably connected to the base (101), a transmission mechanism (104) is connected between the driving roller (102) and the driven roller (103), and steel wire ropes (105) are connected to the driving roller (102) and the driven roller (103).

3. The high-safety labor-saving type hoisting machine as claimed in claim 2, wherein the steel wire rope (105) is connected with a roller chain (106), one side wall of the base (101) is connected with a guide wheel set (107), and the guide wheel set (107) is matched with the steel wire rope (105).

4. The high-safety labor-saving type hoisting machine as claimed in claim 1, wherein the cleaning shell (201) is fixedly connected with the base (101), and the cleaning shell (201) is arranged on one side of the base (101) far away from the guide wheel set (107).

5. The high-safety labor-saving type hoisting machine as claimed in claim 1, wherein the cleaning shell (201) is provided with a through groove matched with the steel wire rope (105), and the through groove is communicated with the triggering rolling cavity (202) and the cleaning cavity (203).

6. The elevator with high safety and labor saving as claimed in claim 1, wherein a spiral spring is connected between the trigger drum (204) and the rotating shaft (205), and the spiral spring is sleeved outside the rotating shaft (205).

7. The high-safety labor-saving type hoisting machine as claimed in claim 1, wherein the friction belt (206) is made of rubber, and the second following wheel (208) is rotatably connected with the steel wire rope (105).

8. The high-safety labor-saving type hoisting machine as claimed in claim 1, wherein a pair of side walls of the cleaning movable plate (210) are connected with sliding blocks (214), the cleaning casing (201) is provided with sliding grooves matched with the sliding blocks (214), and a tension spring is connected between the sliding blocks (214) and the cleaning casing (201).