CN109292601B - Method for replacing steel wire rope of elevator - Google Patents
Method for replacing steel wire rope of elevator Download PDFInfo
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- CN109292601B CN109292601B CN201811496651.9A CN201811496651A CN109292601B CN 109292601 B CN109292601 B CN 109292601B CN 201811496651 A CN201811496651 A CN 201811496651A CN 109292601 B CN109292601 B CN 109292601B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B19/00—Mining-hoist operation
- B66B19/02—Installing or exchanging ropes or cables
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Abstract
The invention provides a method for replacing a steel wire rope of an elevator, which cuts a plurality of strands of steel wires and hemp cores at one end of a new steel wire rope and an old steel wire rope to respectively leave at least two strands of steel wires with the length of 35cm-55cm in a winding state and corresponding steel wire winding rails with the length of 31cm-41cm extending from the end part of the new hemp core to the other end of the new steel wire rope and the other end of the old steel wire rope; and (3) winding and connecting the 35-55 cm steel wire at the end part of the new steel wire rope to the steel wire winding rail on the old steel wire rope, winding and connecting the 35-55 cm steel wire at the end part of the old steel wire rope to the steel wire winding rail on the new steel wire rope, fixing one end of the new steel wire rope and the old steel wire rope, and pulling the old steel wire rope to drive the new steel wire rope to change the steel wire rope after slightly processing the connection part. Compared with the traditional rope replacing method, the method for replacing the steel wire rope of the elevator is more efficient and labor-saving.
Description
Technical Field
The invention relates to the field of elevator maintenance, in particular to a method for replacing an elevator steel wire rope.
Background
The aging of the steel wire rope between the elevator car and the counterweight of the elevator is an important factor influencing the safety of the elevator, and the inspection and replacement of the steel wire rope are important maintenance processes in the process of maintaining the elevator.
Under the existing condition, when the elevator is used for replacing the steel wire rope, the elevator car is firstly moved to the top layer (the counterweight falls on the ground at the moment), the elevator car is lifted by using the lifting device, after the steel wire rope is loosened, the steel wire rope fixing part on the counterweight is removed, the old steel wire rope is pulled up from the top of the elevator car a little by a little, after all the steel wire ropes are pulled to the top of the elevator car, the steel wire rope fixing part on the elevator car is removed, the old steel wire rope is taken down, when the elevator is replaced, a new steel wire rope is fixed to the top of the elevator car, and after the new steel wire rope is operated to bypass the traction sheave.
In the process of replacing the steel wire rope, workers are needed at the counterweight part, the top of the lift car and the machine case provided with the traction wheel and the guide wheel, so that the labor consumption is high, and the operation is troublesome.
Disclosure of Invention
In order to solve the technical problems, the invention provides a method for replacing an elevator steel wire rope, which is used for installing a new elevator steel wire rope by using an old elevator steel wire rope.
The steel wire rope for the elevator generally comprises a hemp core and a plurality of steel wires wound outside the hemp core, two ends of the steel wire rope are respectively connected with the counterweight and the car, when the steel wire rope is replaced, the car is moved to a top layer (the counterweight falls on the ground at the moment), and the car is hoisted by utilizing the hoisting device.
A method of replacing a wire rope of an elevator, comprising the steps of:
s1: one end of the old steel wire rope is detached;
s2: cutting a plurality of strands of steel wires at one end of a new steel wire rope and one end of an old steel wire rope and the hemp core to enable at least two strands of steel wires with the length of 35cm-55cm in a winding state and a corresponding number of steel wire winding rails extending from the end of the new hemp core to the other end of the new steel wire rope and the other end of the old steel wire rope to the length of 31cm-41cm to be respectively reserved at the end parts of the new steel wire rope and the old steel wire rope;
s3: winding 35-55 cm of the steel wires at the end of the new steel wire rope on the steel wire winding rail on the old steel wire rope, and winding 35-55 cm of the steel wires at the end of the old steel wire rope on the steel wire winding rail on the new steel wire rope;
s4: clamping the steel wires between the hemp cores of the new steel wire rope and the old steel wire rope through an aluminum ring;
s5: winding an adhesive tape outside the joint of the new steel wire rope and the old steel wire rope;
s6: pulling the old steel wire rope from the other end of the old steel wire rope until the new steel wire rope is in place, cutting off the part of the end part of the new steel wire rope, which is used for connecting the old steel wire rope, detaching the other end of the old steel wire rope, and fixing the two ends of the new steel wire rope to a counterweight and a lift car respectively.
Preferably, each of said steel wire rails is formed by cutting one of said steel wires except for said hemp core.
Preferably, the clipping in the S2 process includes the following steps:
cutting 35cm-55cm of hemp core and part of steel wires at one end of the new steel wire rope and the old steel wire rope, and reserving at least two steel wires which are 35cm-55cm long in a winding state; and then cutting a corresponding number of steel wires from the end part of the new hemp core to the other end of the new steel wire rope and the old steel wire rope with the length of 31cm-41cm to form a corresponding number of steel wire winding rails.
Preferably, the clipping in the S2 process includes the following steps:
cutting at least two strands of steel wires of 66cm-96cm from one end of each of the new steel wire rope and the old steel wire rope, then cutting the hemp core of 35cm-55cm in length and a part of the remaining steel wires, reserving a corresponding number of steel wires, and ensuring that the remaining steel wires of 31cm-41cm in length are wound and connected with the rail.
Preferably, the left steel wires are equally divided into the sections of the steel wire ropes at the positions of the sections of the steel wire ropes, and the steel wire wrap rails are equally divided into the sections of the steel wire ropes at the positions of the sections of the steel wire ropes.
Preferably, the thickness of the aluminum ring is 2-3 mm.
Preferably, clamping the steel wires between the new steel cord and the hemp core of the old steel cord by an aluminum ring comprises:
the method comprises the steps of clamping a part of the aluminum ring into a relative flat structure by using a clamp so as to form a combined body of a small ring and the flat structure, pressing the flat structure out of the small ring, clamping the steel wire in the small ring, wherein the diameter of the small ring is smaller than that of the steel wire rope.
Preferably, the adhesive tape is a strong fiberglass adhesive tape.
Compared with the prior art, the method for replacing the steel wire rope of the elevator has the following beneficial effects:
the method for replacing the elevator steel wire rope is operated according to the method for replacing the elevator steel wire rope, partial steel wires of a new steel wire rope are wound in the vacant gaps left by cutting off partial steel wires of an old steel wire rope, partial steel wires of the old steel wire rope are wound in the vacant gaps left by cutting off partial steel wires of the new steel wire rope, and one end of the new steel wire rope is fixed with one end of the old steel wire rope by using the friction force between the steel wires and between the steel wires and the hemp core, so that the diameter of the steel wire rope cannot be excessively increased, and the steel wire rope can smoothly pass through gaps at each position and cannot be clamped during replacement; in the replacement process, the new steel wire rope is connected to one end of the old steel wire rope, the old steel wire rope is removed, and meanwhile the new replaced steel wire rope is in place, compared with the existing mode that the old steel wire rope is removed firstly and then the new steel wire rope is installed, the replacement speed efficiency can be improved, in addition, the old steel wire rope is removed and moved to drive the new steel wire rope to move in the replacement process, auxiliary passing through the traction sheave and the guide sheave can be omitted, therefore, workers do not need to be arranged at the traction sheave and the guide sheave, the number of the workers is reduced, and the cost is saved.
In addition, improving the replacement efficiency means that the time that the workman worked at car top and heavy department reduces, and to a certain extent, the reduction of operating time means improving the security of staff's during operation.
Drawings
FIG. 1 is a schematic illustration of a replacement elevator rope according to the present invention;
fig. 2 is a schematic view of a cutting process of the method of replacing an elevator rope according to the present invention;
fig. 3 is a schematic view showing another cutting process of the method of replacing a wire rope of an elevator of the present invention;
fig. 4 is a schematic view of a winding process of the method of replacing a wire rope of an elevator of the present invention;
fig. 5 is a schematic view of a wire binding process of the method of replacing an elevator wire rope according to the present invention;
fig. 6 is a schematic view of a wire rope joint processing method of the method of replacing an elevator wire rope according to the present invention.
Reference numbers in the figures:
n, new steel wire ropes, n1, n2, n3, n4, n5, n6, n7, n8, n9 and n10 steel wire rope numbers;
o, old steel wire ropes, o1, o2, o3, o4, o5, o6, o7, o8, o9 and o10 steel wire rope numbers.
Detailed Description
The invention is further described with reference to the following figures and embodiments.
Please refer to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5 and fig. 6 in combination, in which fig. 1 is a schematic diagram of a steel wire rope of an elevator to be replaced according to the present invention; fig. 2 is a schematic view of a cutting process of the method of replacing an elevator rope according to the present invention; fig. 3 is a schematic view showing another cutting process of the method of replacing a wire rope of an elevator of the present invention; fig. 4 is a schematic view of a winding process of the method of replacing a wire rope of an elevator of the present invention; fig. 5 is a schematic view of a wire binding process of the method of replacing an elevator wire rope according to the present invention; fig. 6 is a schematic view of a wire rope joint processing method of the method of replacing an elevator wire rope according to the present invention.
In the embodiment of the present invention, for convenience of describing the method, the method for replacing the elevator rope of the present invention cannot be described in more detail, and in the drawings of the embodiment of the present invention, the rope is set to 10 strands of steel wires, which is only an exemplary embodiment and is not representative of or limited to the rope provided in the present embodiment. Hereinafter, embodiments of the present application will be described in detail.
Example 1
When changing the steel wire rope, the car is moved to the top floor (the counterweight falls on the ground at this time), and the car is hoisted and fixed by using the hoisting device, as shown in fig. 1, fig. 2, fig. 4, fig. 5 and fig. 6, the method for changing the steel wire rope of the elevator needs to be operated according to the following steps:
s1: a worker at the car places a new steel wire rope on the top of the car, fixes an old steel wire rope at the car to prevent the old steel wire rope from sliding off, detaches one end of the old steel wire rope at the top of the car, and fixes one end of the new steel wire rope on the car;
s2: measuring and marking the other end of a new steel wire rope and the detached end of an old steel wire rope, respectively marking the positions 35cm-55cm and 66cm-96cm of the one end of the new steel wire rope and the detached end of the old steel wire rope, and then cutting a plurality of steel wires and the hemp core, wherein in the embodiment, two steel wires are left, two steel wires (n1, n6, o1 and o6) which are 35cm-55cm long in a winding state and two steel wire winding rails which extend from the end of the new hemp core to the other ends of the new steel wire rope and the old steel wire rope by 31cm-41cm long are respectively left at the ends of the new steel wire rope and the old steel wire rope, the steel wire winding rails on the old steel wire rope are arranged corresponding to the steel wires on the new steel wire rope, and the steel wire winding rails on the new steel wire rope are arranged corresponding to the steel wires on the old steel wire rope; specifically, 35cm-55cm of hemp core and part of steel wires are cut off from one end of the new steel wire rope and one end of the old steel wire rope, and two steel wires (n1, n6, o1 and o6) which are 35cm-55cm long in a winding state are reserved; then cutting two steel wires (n2, n7, o2 and o7) from the end part of the new hemp core to the other end of the new steel wire rope and the other end of the old steel wire rope, wherein the two steel wires are in a winding rail, the steel wires (n1, n6, o1 and o6) left in the cutting process are equally divided into the steel wire rope sections at the positions of the steel wire rope sections, and the positions of the steel wire winding rail at the steel wire rope sections, namely the positions of the cut steel wires (n2, n7, o2 and o7) are equally divided into the steel wire rope sections.
S3: -spooling 35-55 cm of the steel filaments (n1, n6) at the end of the new steel cord to the steel filament spooling rail on the old steel cord, and-spooling 35-55 cm of the steel filaments (o1, o6) at the end of the old steel cord to the steel filament spooling rail on the new steel cord;
s4: clamping the steel wire between the new steel wire rope and the hemp core of the old steel wire rope through an aluminum ring, wherein the thickness of the aluminum ring is 2mm-3mm, clamping a part of the aluminum ring into a relative flat structure by using a clamp so as to form a combined body of a small ring and the flat structure, pressing the flat structure out of the small ring, clamping the steel wire in the small ring, and the diameter of the small ring is smaller than that of the steel wire rope;
s5: winding a strong glass fiber adhesive tape outside the joint of the new steel wire rope and the old steel wire rope;
s6: the method comprises the steps of removing the fixation of an old steel wire rope at a car, pulling the old steel wire rope from the other end of the old steel wire rope until a new steel wire rope is in place by a worker at a counterweight, cutting off the part, used for connecting the old steel wire rope, of the end part of the new steel wire rope, removing one end of the old steel wire rope at the counterweight, and fixing the new steel wire rope to the counterweight.
Example 2
When changing the steel wire rope, the car is moved to the top floor (the counterweight falls on the ground at this time), and the car is hoisted and fixed by using the hoisting device, as shown in fig. 1, 3, 4, 5 and 6, the method for changing the steel wire rope of the elevator needs to be operated according to the following steps:
s1: placing a new steel wire rope on the top of the lift car by a worker at the position of the lift car, fixing the old steel wire rope at the position of the lift car to prevent the old steel wire rope from sliding off, detaching one end of the old steel wire rope at the top of the lift car by the lift car, and fixing one end of the new steel wire rope on the lift car;
s2: measuring and marking the other end of a new steel wire rope and the detached end of an old steel wire rope, respectively marking the positions of 35cm-55cm and 66cm-96cm at the one end of the new steel wire rope and the detached end of the old steel wire rope, then cutting a plurality of steel wires and a hemp core, and respectively leaving two steel wires (n1, n6, o1 and o6) which are 35cm-55cm long in a winding state and two steel wire winding rails which extend from the end of the new hemp core to the other ends of the new steel wire rope and the old steel wire rope by 31cm-41cm long, wherein the steel wire winding rails on the old steel wire rope are arranged corresponding to the steel wires on the new steel wire rope, and the steel wire winding rails on the new steel wire rope are arranged corresponding to the steel wires on the old steel wire rope; specifically, cutting two strands of steel wires (n2, n7, o2 and o7) of 66cm-96cm from one end of the new steel wire rope and one end of the old steel wire rope, then cutting the hemp core of 35cm-55cm in length and leaving a part of the steel wires, leaving the steel wires (n1, n6, o1 and o6), and ensuring that the steel wires of 31cm-41cm in length are wound and connected with rails; the steel wires (n1, n6, o1, o6) left in the cutting process are equally divided into the sections of the steel wire ropes at the positions of the sections of the steel wire ropes, and the positions of the steel wire wrapping rails at the sections of the steel wire ropes, namely the positions of the cut steel wires (n2, n7, o2, o7) are equally divided into the sections of the steel wire ropes.
S3: -spooling 35-55 cm of the steel filaments (n1, n6) at the end of the new steel cord to the steel filament spooling rail on the old steel cord, and-spooling 35-55 cm of the steel filaments (o1, o6) at the end of the old steel cord to the steel filament spooling rail on the new steel cord;
s4: clamping the steel wire between the new steel wire rope and the hemp core of the old steel wire rope through an aluminum ring, wherein the thickness of the aluminum ring is 2-3mm, clamping a part of the aluminum ring into a relative flat structure by using a clamp so as to form a combined body of a small ring and the flat structure, pressing the flat structure out of the small ring, clamping the steel wire in the small ring, and the diameter of the small ring is smaller than that of the steel wire rope;
s5: winding a strong glass fiber adhesive tape outside the joint of the new steel wire rope and the old steel wire rope;
s6: the method comprises the steps of removing the fixation of an old steel wire rope at a car, pulling the old steel wire rope from the other end of the old steel wire rope until a new steel wire rope is in place by a worker at a counterweight, cutting off the part, used for connecting the old steel wire rope, of the end part of the new steel wire rope, removing one end of the old steel wire rope at the counterweight, and fixing the new steel wire rope to the counterweight.
Example 3
When changing the steel wire rope, the car is moved to the top floor (the counterweight falls on the ground at this time), and the car is hoisted and fixed by using the hoisting device, as shown in fig. 1, fig. 2, fig. 4, fig. 5 and fig. 6, the method for changing the steel wire rope of the elevator needs to be operated according to the following steps:
s1: a worker at the opposite position places a new steel wire rope at a counterweight position, the counterweight position detaches one end of an old steel wire rope at the top of the car, and one end of the new steel wire rope is fixed to the counterweight;
s2: measuring and marking the other end of a new steel wire rope and the detached end of an old steel wire rope, respectively marking the positions of 35cm-55cm and 66cm-96cm at the one end of the new steel wire rope and the detached end of the old steel wire rope, then cutting a plurality of steel wires and a hemp core, and respectively leaving two steel wires (n1, n6, o1 and o6) which are 35cm-55cm long in a winding state and two steel wire winding rails which extend from the end of the new hemp core to the other ends of the new steel wire rope and the old steel wire rope by 31cm-41cm long, wherein the steel wire winding rails on the old steel wire rope are arranged corresponding to the steel wires on the new steel wire rope, and the steel wire winding rails on the new steel wire rope are arranged corresponding to the steel wires on the old steel wire rope; specifically, 35cm-55cm of hemp core and part of steel wires are cut off from one end of the new steel wire rope and one end of the old steel wire rope, and two steel wires (n1, n6, o1 and o6) which are 35cm-55cm long in a winding state are reserved; then cutting two steel wires (n2, n7, o2 and o7) from the end part of the new hemp core to the other end of the new steel wire rope and the other end of the old steel wire rope, wherein the two steel wires are in a winding rail, the steel wires (n1, n6, o1 and o6) left in the cutting process are equally divided into the steel wire rope sections at the positions of the steel wire rope sections, and the positions of the steel wire winding rail at the steel wire rope sections, namely the positions of the cut steel wires (n2, n7, o2 and o7) are equally divided into the steel wire rope sections.
S3: -spooling 35-55 cm of the steel filaments (n1, n6) at the end of the new steel cord to the steel filament spooling rail on the old steel cord, and-spooling 35-55 cm of the steel filaments (o1, o6) at the end of the old steel cord to the steel filament spooling rail on the new steel cord;
s4: clamping the steel wire between the new steel wire rope and the hemp core of the old steel wire rope through an aluminum ring, wherein the thickness of the aluminum ring is 2-3mm, clamping a part of the aluminum ring into a relative flat structure by using a clamp so as to form a combined body of a small ring and the flat structure, pressing the flat structure out of the small ring, clamping the steel wire in the small ring, and the diameter of the small ring is smaller than that of the steel wire rope;
s5: winding a strong glass fiber adhesive tape outside the joint of the new steel wire rope and the old steel wire rope;
s6: the staff of car department follows old wire rope's other end pulling old wire rope is up to new wire rope takes one's place, and the staff of car department will new wire rope's end fixing will new wire rope connects old wire rope's position cuts, will car department old wire rope's one end is pulled down, will new wire rope is fixed in the car, demolishs the fixed of avoiding new wire rope landing.
Example 4
When changing the steel wire rope, the car is moved to the top floor (the counterweight falls on the ground at this time), and the car is hoisted and fixed by using the hoisting device, as shown in fig. 1, 3, 4, 5 and 6, the method for changing the steel wire rope of the elevator needs to be operated according to the following steps:
s1: placing a new steel wire rope on the top of the lift car by a worker at the position of the lift car, fixing the old steel wire rope at the position of the lift car to prevent the old steel wire rope from sliding off, detaching one end of the old steel wire rope at the top of the lift car by the lift car, and fixing one end of the new steel wire rope on the lift car;
s2: measuring and marking the other end of a new steel wire rope and the detached end of an old steel wire rope, respectively marking the positions of 35cm-55cm and 66cm-96cm at the one end of the new steel wire rope and the detached end of the old steel wire rope, then cutting a plurality of steel wires and a hemp core, and respectively leaving two steel wires (n1, n6, o1 and o6) which are 35cm-55cm long in a winding state and two steel wire winding rails which extend from the end of the new hemp core to the other ends of the new steel wire rope and the old steel wire rope by 31cm-41cm long, wherein the steel wire winding rails on the old steel wire rope are arranged corresponding to the steel wires on the new steel wire rope, and the steel wire winding rails on the new steel wire rope are arranged corresponding to the steel wires on the old steel wire rope; specifically, cutting two strands of steel wires (n2, n7, o2 and o7) of 66cm-96cm from one end of the new steel wire rope and one end of the old steel wire rope, then cutting the hemp core of 35cm-55cm in length and leaving a part of the steel wires, leaving the steel wires (n1, n6, o1 and o6), and ensuring that the steel wires of 31cm-41cm in length are wound and connected with rails; the steel wires (n1, n6, o1, o6) left in the cutting process are equally divided into the sections of the steel wire ropes at the positions of the sections of the steel wire ropes, and the positions of the steel wire wrapping rails at the sections of the steel wire ropes, namely the positions of the cut steel wires (n2, n7, o2, o7) are equally divided into the sections of the steel wire ropes.
S3: -spooling 35-55 cm of the steel filaments (n1, n6) at the end of the new steel cord to the steel filament spooling rail on the old steel cord, and-spooling 35-55 cm of the steel filaments (o1, o6) at the end of the old steel cord to the steel filament spooling rail on the new steel cord;
s4: clamping the steel wire between the new steel wire rope and the hemp core of the old steel wire rope through an aluminum ring, wherein the thickness of the aluminum ring is 2-3mm, clamping a part of the aluminum ring into a relative flat structure by using a clamp so as to form a combined body of a small ring and the flat structure, pressing the flat structure out of the small ring, clamping the steel wire in the small ring, and the diameter of the small ring is smaller than that of the steel wire rope;
s5: winding a strong glass fiber adhesive tape outside the joint of the new steel wire rope and the old steel wire rope;
s6: the staff of car department follows old wire rope's other end pulling old wire rope is up to new wire rope takes one's place, and the staff of car department will new wire rope's end fixing will new wire rope connects old wire rope's position cuts, will car department old wire rope's one end is pulled down, will new wire rope is fixed in the car, demolishs the fixed of avoiding new wire rope landing.
The use principle of the method for replacing the steel wire rope of the elevator provided by the invention is as follows:
the method comprises the steps that part of steel wires of a new steel wire rope are wound in a gap left by cutting part of steel wires of an old steel wire rope, part of steel wires of the old steel wire rope are wound in the gap left by cutting part of steel wires of the new steel wire rope, friction between the steel wires and between the steel wires and a hemp core are fully utilized, one end of the new steel wire rope and one end of the old steel wire rope are fixed, test data are in a range of 400kg-500kg under the condition that the wound steel wires and steel wire winding rails are 31cm-41cm in length, the two steel wires are mutually wound in the new and old steel wire ropes with the conventional diameter of 10mm, the weight of the steel wire rope is far larger than that of the steel wire rope, the connection part cannot be broken in the replacement process of the steel wire rope, the diameter of the steel wire rope cannot be excessively increased; the steel wires between the hemp cores are clamped together by the aluminum rings, so that the steel wires between the hemp cores share tension force uniformly in the moving process, the problem of uneven stress under the condition that the steel wires are loose is solved, one or more steel wires are broken due to overlarge stress, the connection part is wound by the strong glass fiber adhesive tape, the wound steel wires are not loosened, acting force is applied to the steel wires, the maximum static friction between the steel wires and the hemp cores between the steel wires and the steel wires is increased, the bearing range is increased, steel wire heads are not exposed at the steel wire breakpoints, the exposed steel wire heads damage elevator devices in the replacement process, the new steel wires can pass through the traction wheel, the guide wheel and gaps at each position conveniently by using the connection of the old steel wires and driving the new steel wire rope, and a worker does not need to hold one end of the steel wire rope to pass through, improve the convenience of changing the steel wire rope and save manpower and material resources.
The method for replacing the elevator steel wire rope is operated according to the method for replacing the elevator steel wire rope, partial steel wires of a new steel wire rope are wound in the vacant gaps left by cutting off partial steel wires of an old steel wire rope, partial steel wires of the old steel wire rope are wound in the vacant gaps left by cutting off partial steel wires of the new steel wire rope, and one end of the new steel wire rope is fixed with one end of the old steel wire rope by using the friction force between the steel wires and between the steel wires and the hemp core, so that the diameter of the steel wire rope cannot be excessively increased, and the steel wire rope can smoothly pass through gaps at each position and cannot be clamped during replacement; in the replacement process, the new steel wire rope is connected to one end of the old steel wire rope, the old steel wire rope is removed, and meanwhile the new replaced steel wire rope is in place, compared with the existing mode that the old steel wire rope is removed firstly and then the new steel wire rope is installed, the replacement speed efficiency can be improved, in addition, the old steel wire rope is removed and moved to drive the new steel wire rope to move in the replacement process, auxiliary passing through the traction sheave and the guide sheave can be omitted, therefore, workers do not need to be arranged at the traction sheave and the guide sheave, the number of the workers is reduced, and the cost is saved.
In addition, improving the replacement efficiency means that the time that the workman worked at car top and heavy department reduces, and to a certain extent, the reduction of operating time means improving the security of staff's during operation.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (4)
1. A method of replacing an elevator rope, the rope comprising a hemp core and a plurality of steel wires wound around the hemp core, comprising the steps of:
s1: one end of the old steel wire rope is detached;
s2: cutting a plurality of strands of steel wires at one end of a new steel wire rope and one end of an old steel wire rope and the hemp core to enable at least two strands of steel wires with the length of 35cm-55cm in a winding state and a corresponding number of steel wire winding rails extending from the end of the new hemp core to the other end of the new steel wire rope and the other end of the old steel wire rope to the length of 31cm-41cm to be respectively reserved at the end parts of the new steel wire rope and the old steel wire rope;
s3: winding 35-55 cm of the steel wires at the end of the new steel wire rope on the steel wire winding rail on the old steel wire rope, and winding 35-55 cm of the steel wires at the end of the old steel wire rope on the steel wire winding rail on the new steel wire rope;
s4: clamping the steel wires between the hemp cores of the new steel wire rope and the old steel wire rope through an aluminum ring;
s5: winding an adhesive tape outside the joint of the new steel wire rope and the old steel wire rope;
s6: pulling the old steel wire rope from the other end of the old steel wire rope until the new steel wire rope is in place, cutting off the part of the end part of the new steel wire rope, which is used for connecting the old steel wire rope, detaching the other end of the old steel wire rope, and fixing the two ends of the new steel wire rope to a counterweight and a lift car respectively;
the positions of the left steel wires on the section of the steel wire rope are evenly divided into the sections of the steel wire rope, and the positions of the steel wire winding rails on the section of the steel wire rope are evenly divided into the sections of the steel wire rope;
the thickness of the aluminum ring is 2-3mm, the steel wire between the new steel wire rope and the hemp core of the old steel wire rope is clamped through the aluminum ring, and the method comprises the following steps: clamping a part of the aluminum ring into a relative flat structure by using pliers so as to form a combined body of a small ring and the flat structure, pressing the flat structure out of the small ring, clamping the steel wire in the small ring, wherein the diameter of the small ring is smaller than that of the steel wire rope;
each of the steel wire splicing rails is formed by cutting one of the steel wires except for the hemp core.
2. The method of replacing a wire rope of an elevator according to claim 1, wherein the cutting in step S2 includes the steps of:
cutting 35cm-55cm of hemp core and part of steel wires at one end of the new steel wire rope and the old steel wire rope, and reserving at least two steel wires which are 35cm-55cm long in a winding state; and then cutting a corresponding number of steel wires from the end part of the new hemp core to the other end of the new steel wire rope and the old steel wire rope with the length of 31cm-41cm to form a corresponding number of steel wire winding rails.
3. The method of replacing a wire rope of an elevator according to claim 1, wherein the cutting in step S2 includes the steps of:
cutting at least two strands of steel wires of 66cm-96cm from one end of each of the new steel wire rope and the old steel wire rope, then cutting the hemp core of 35cm-55cm in length and a part of the remaining steel wires, reserving a corresponding number of steel wires, and ensuring that the remaining steel wires of 31cm-41cm in length are wound and connected with the rail.
4. The method of replacing an elevator rope according to claim 1, wherein the tape is a strong fiberglass tape.
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| CN110540135B (en) * | 2019-08-30 | 2023-09-29 | 山东钢铁股份有限公司 | Crane steel wire rope replacement method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB915896A (en) * | 1959-05-25 | 1963-01-16 | Daniele Messa | A device for tying two thread ends |
| GB1103338A (en) * | 1964-09-08 | 1968-02-14 | Textron Inc | Improvements in or relating to line ties or dead ends and method of making the same |
| CN2033870U (en) * | 1988-02-26 | 1989-03-08 | 任良绪 | Composite wire cable with core made of hemp |
| CN2206379Y (en) * | 1994-11-03 | 1995-08-30 | 赵庚旭 | Preformed fixture for fastening steel cable |
| CN103998819A (en) * | 2012-01-26 | 2014-08-20 | 贝卡尔特公司 | Chinese finger and outer layer removed from cord |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0262390A (en) * | 1988-08-24 | 1990-03-02 | Hitachi Ltd | Main rope setting method for 2:1 roping elevator |
| JPH04327483A (en) * | 1991-04-30 | 1992-11-17 | Toshiba Erebeeta Technos Kk | Replacement of elevator rope and connection thereof |
| JP2839970B2 (en) * | 1991-10-14 | 1998-12-24 | 株式会社日立ビルシステム | Elevator main cable replacement method |
| CA2154422C (en) * | 1994-08-29 | 2005-05-24 | Hans G. Blochle | Cable-clamping device for a synthetic fibre cable |
| CA2169431C (en) * | 1995-03-06 | 2005-07-12 | Claudio De Angelis | Equipment for recognising when synthetic fibre cables are ripe for being discarded |
| JPH10167617A (en) * | 1996-12-04 | 1998-06-23 | Toshiba Corp | Shackle rod for elevator |
| RU2131393C1 (en) * | 1998-06-08 | 1999-06-10 | Государственная академия нефти и газа им.И.М.Губкина | Method of replacement of worn cable in block-and-tackle system of drilling rig (versions) |
| FI118534B (en) * | 2006-05-08 | 2007-12-14 | Kone Corp | A method for replacing a lift hoisting rope and a traction device arrangement for changing |
| EP2149535B1 (en) * | 2007-05-29 | 2018-03-21 | Mitsubishi Electric Corporation | Method of connecting elevator ropes |
| JP2011026027A (en) * | 2009-07-22 | 2011-02-10 | Toshiba Elevator Co Ltd | Rope replacing method for elevator |
| JP5571707B2 (en) * | 2012-01-26 | 2014-08-13 | 株式会社日立ビルシステム | Elevator main rope replacement jig |
| CN207226793U (en) * | 2017-08-11 | 2018-04-13 | 山东里能鲁西矿业有限公司 | Change the steel wire rope clamping device that rope method replaces the main boom hoist cable of friction winder |
-
2018
- 2018-12-07 CN CN201811496651.9A patent/CN109292601B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB915896A (en) * | 1959-05-25 | 1963-01-16 | Daniele Messa | A device for tying two thread ends |
| GB1103338A (en) * | 1964-09-08 | 1968-02-14 | Textron Inc | Improvements in or relating to line ties or dead ends and method of making the same |
| CN2033870U (en) * | 1988-02-26 | 1989-03-08 | 任良绪 | Composite wire cable with core made of hemp |
| CN2206379Y (en) * | 1994-11-03 | 1995-08-30 | 赵庚旭 | Preformed fixture for fastening steel cable |
| CN103998819A (en) * | 2012-01-26 | 2014-08-20 | 贝卡尔特公司 | Chinese finger and outer layer removed from cord |
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| CN109292601A (en) | 2019-02-01 |
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