CN216525271U

CN216525271U - Elevator steel wire rope fatigue strength detection equipment

Info

Publication number: CN216525271U
Application number: CN202122891941.7U
Authority: CN
Inventors: 李家治
Original assignee: Hebei Yude Elevator Technical Service Co ltd
Current assignee: Hebei Yude Inspection And Testing Technology Service Co ltd
Priority date: 2021-11-23
Filing date: 2021-11-23
Publication date: 2022-05-13
Anticipated expiration: 2031-11-23

Abstract

The utility model relates to the technical field of steel wire rope detection, in particular to a device for detecting fatigue resistance of an elevator steel wire rope, which can conveniently simulate the running state of an elevator, improve the detection effect on the steel wire rope and improve the practicability; including base, elevating system, two sets of fixed establishment, two sets of mounts, two sets of first cylinders, two sets of push rods, two sets of fixing base and two sets of mount pads, elevating system sets up on the base, two sets of fixed establishment all set up on elevating system to two sets of fixed establishment set up relatively, two sets of mounts are all installed on the base, two sets of first cylinders are installed respectively on two sets of mounts, two sets of push rods both ends are connected with two sets of first cylinder output and two sets of fixing base respectively, two sets of mount pads are installed respectively on two sets of fixing base.

Description

Elevator steel wire rope fatigue strength detection equipment

Technical Field

The utility model relates to the technical field of steel wire rope detection, in particular to equipment for detecting fatigue strength of an elevator steel wire rope.

Background

As is known, elevator steel wire ropes are auxiliary equipment commonly used for elevators, the surfaces of the elevator steel wire ropes are usually required to be lubricated, the lubrication can play a role in corrosion prevention and protection of the steel wire ropes during transportation and storage, the abrasion between steel wires, between strands and between the steel wire ropes and traction sheave grooves in the using process of the steel wire ropes can be reduced, and the service life of the steel wire ropes is also very beneficial to prolonging the service life of the steel wire ropes.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides the elevator steel wire rope fatigue resistance detection equipment which can conveniently simulate the running state of an elevator, improve the detection effect on the steel wire rope and improve the practicability.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an elevator wire rope fatigue strength check out test set, includes base, elevating system, two sets of fixed establishment, two sets of mounts, two sets of first cylinders, two sets of push rods, two sets of fixing base and two sets of mount pads, elevating system sets up on the base, two sets of fixed establishment all set up on elevating system to two sets of fixed establishment set up relatively, two sets of mounts are all installed on the base, two sets of first cylinders are installed respectively on two sets of mounts, two sets of push rod both ends are connected with two sets of first cylinder output and two sets of fixing base respectively, two sets of mount pads are installed respectively on two sets of fixing base.

Specifically, elevating system includes crane, two sets of lead screws, two sets of driving sprocket and multiunit lifter ring, the multiunit lifter ring is installed respectively in the crane both sides to all be provided with the internal thread corresponding with two sets of lead screws on multiunit lifter ring inner wall, two sets of lead screws all can rotate and install on the base, the multiunit lifter ring is the suit respectively to two sets of lead screws on, two sets of driving sprocket suit respectively is fixed to two sets of lead screws on.

The novel screw driver comprises a base, and is characterized by comprising a limiting frame, a motor, a speed reducer, a transmission shaft, a transmission chain wheel and a transmission chain, wherein the limiting frame is installed on the base, the top ends of two groups of screw rods are both connected with the limiting frame in a rotatable mode, the motor is installed at the input end of the speed reducer, the speed reducer is installed on the limiting frame, the transmission shaft penetrates through the limiting frame and is connected with the output end of the speed reducer, the transmission shaft is connected with the transmission chain wheel, and the transmission chain wheel is in transmission connection with two groups of driving chain wheels through the transmission chain.

Concretely, every group fixed establishment all includes second cylinder, lift axle, link, fixed axle and fixed hook, the second cylinder is installed on the crane, the lift axle both ends are connected with second cylinder output and link respectively, fixed axle demountable installation is on the link, the fixed hook is installed on the fixed axle.

Specifically, the anti-skidding device further comprises two groups of anti-skidding sleeves, and the two groups of anti-skidding sleeves are respectively arranged on the outer walls of the two groups of fixed shafts.

(III) advantageous effects

Compared with the prior art, the utility model provides a device for detecting the fatigue resistance of an elevator steel wire rope, which has the following beneficial effects: according to the simulation condition of difference, install different simulation wheels on two sets of mount pads respectively, and through the fixed elevator wire rope that needs to carry out the detection of two sets of fixed establishment and straighten it, control two sets of first cylinders, make two sets of push rods drive the simulation wheel and be close to and extrude wire rope, simultaneous control elevating system, it drives the reciprocal simulation elevator running state that reciprocates of wire rope, reciprocating motion through between simulation wheel and the wire rope is used for detecting wire rope's fatigue resistance intensity, after the detection is accomplished, only need the direction operation, put aside the simulation wheel, and pull down wire rope change can, thereby can improve the detection effect to wire rope, and the high practicality is improved.

Drawings

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

FIG. 2 is a schematic structural view of the securing mechanism;

in the drawings, the reference numbers: 1. a base; 2. a fixed mount; 3. a first cylinder; 4. a push rod; 5. a fixed seat; 6. a mounting seat; 7. a lifting frame; 8. a lead screw; 9. a drive sprocket; 10. a lifting ring; 11. a limiting frame; 12. a motor; 13. a speed reducer; 14. a drive shaft; 15. a drive sprocket; 16. a drive chain; 17. a second cylinder; 18. a lifting shaft; 19. a connecting frame; 20. a fixed shaft; 21. a fixed hook; 22. an anti-slip sleeve.

Detailed Description

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

Referring to fig. 1-2, an elevator steel wire rope fatigue strength detection device comprises a base 1, a lifting mechanism, two sets of fixing mechanisms, two sets of fixing frames 2, two sets of first air cylinders 3, two sets of push rods 4, two sets of fixing seats 5 and two sets of mounting seats 6, wherein the lifting mechanism is arranged on the base 1 and comprises a lifting frame 7, two sets of lead screws 8, two sets of driving chain wheels 9 and a plurality of sets of lifting rings 10, the plurality of sets of lifting rings 10 are respectively arranged on two sides of the lifting frame 7, inner walls of the plurality of sets of lifting rings 10 are respectively provided with inner threads corresponding to the two sets of lead screws 8, the two sets of lead screws 8 can be rotatably arranged on the base 1, the plurality of sets of lifting rings 10 are respectively sleeved on the two sets of lead screws 8, the two sets of driving chain wheels 9 are respectively sleeved and fixed on the two sets of lead screws 8, and further comprises a limiting frame 11, a motor 12, a speed reducer 13, a transmission shaft 14, a transmission chain wheel 15 and a transmission chain 16, the limiting frame 11 is arranged on the base 1, the top ends of two groups of screw rods 8 are rotatably connected with the limiting frame 11, the motor 12 is arranged at the input end of the speed reducer 13, the speed reducer 13 is arranged on the limiting frame 11, the transmission shaft 14 passes through the limiting frame 11 and is connected with the output end of the speed reducer 13, the transmission shaft 14 is connected with the transmission chain wheel 15, the transmission chain wheel 15 is in transmission connection with two groups of driving chain wheels 9 through the transmission chain 16, two groups of fixing mechanisms are arranged on the lifting mechanism and are oppositely arranged, each group of fixing mechanisms comprises a second cylinder 17, a lifting shaft 18, a connecting frame 19, a fixing shaft 20 and a fixing hook 21, the second cylinder 17 is arranged on the lifting frame 7, two ends of the lifting shaft 18 are respectively connected with the output end of the second cylinder 17 and the connecting frame 19, the fixing shaft 20 is detachably arranged on the connecting frame 19, the fixing hook 21 is arranged on the fixing shaft 20, and also comprises two groups of anti-skid sleeves 22, two sets of antiskid cover 22 are installed respectively on two sets of fixed axles 20 outer walls, and two sets of mounts 2 are all installed on base 1, and two sets of first cylinders 3 are installed respectively on two sets of mounts 2, and two sets of push rods 4 both ends are connected with two sets of first cylinder 3 output ends and two sets of fixing base 5 respectively, and two sets of mount pads 6 are installed respectively on two sets of fixing base 5.

The utility model relates to a device for detecting the fatigue strength of an elevator steel wire rope, which is used for respectively installing different simulation wheels on two groups of installation seats 6 according to different simulation conditions, respectively installing the installation seats 6 on two groups of fixed seats 5, detaching two groups of fixed shafts 20, hooking one end of the steel wire rope onto a fixed hook 21 and winding the steel wire rope onto the two groups of fixed shafts 20, installing the two groups of fixed shafts 20 back to two groups of connecting frames 19, conveniently limiting the fixed state of the steel wire through two groups of anti-skidding sleeves 22, controlling two groups of second cylinders 17, enabling the two groups of second cylinders 17 to respectively drive the two groups of connecting frames 19 to reset through two groups of lifting shafts 18, thereby fixing the position of the steel wire rope and straightening the steel wire rope, controlling the two groups of first cylinders 3, enabling two groups of push rods 4 to drive the simulation wheels to approach and extrude the steel wire rope, simultaneously controlling a lifting mechanism to electrify and start a motor 12, enabling a transmission shaft 14 to drive a transmission chain wheel 15 to rotate after the power output by the motor 12 is decelerated by a speed reducer 13, and make two sets of drive sprocket 9 drive two sets of lead screws 8 and rotate under drive chain 16's transmission effect, make multiunit lifting ring 10 along two sets of lead screws 8 motion, drive crane 7 up-and-down motion, and then drive the reciprocal analog elevator running state that reciprocates of wire rope, reciprocating motion through between analog wheel and the wire rope is used for detecting wire rope's fatigue resistance intensity, after the detection is accomplished, only need the direction operation, put aside the analog wheel, and pull down wire rope change can, thereby can improve the detection effect to wire rope, improve the practicality.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an elevator wire rope fatigue strength check out test set, its characterized in that, includes base (1), elevating system, two sets of fixed establishment, two sets of mount (2), two sets of first cylinder (3), two sets of push rod (4), two sets of fixing base (5) and two sets of mount pad (6), elevating system sets up on base (1), two sets of fixed establishment all set up on elevating system to two sets of fixed establishment set up relatively, two sets of mount pad (2) are all installed on base (1), two sets of first cylinder (3) are installed respectively on two sets of mount pad (2), two sets of push rod (4) both ends are connected with two sets of first cylinder (3) output and two sets of fixing base (5) respectively, install respectively on two sets of fixing base (5) two sets of mount pad (6).

2. The elevator steel wire rope fatigue strength detection device according to claim 1, wherein the lifting mechanism comprises a lifting frame (7), two sets of lead screws (8), two sets of driving chain wheels (9) and a plurality of sets of lifting rings (10), the plurality of sets of lifting rings (10) are respectively installed on two sides of the lifting frame (7), inner threads corresponding to the two sets of lead screws (8) are respectively arranged on the inner walls of the plurality of sets of lifting rings (10), the two sets of lead screws (8) are rotatably installed on the base (1), the plurality of sets of lifting rings (10) are respectively sleeved on the two sets of lead screws (8), and the two sets of driving chain wheels (9) are respectively sleeved and fixed on the two sets of lead screws (8).

3. The elevator steel wire rope fatigue strength detection equipment according to claim 2, further comprising a limiting frame (11), a motor (12), a speed reducer (13), a transmission shaft (14), a transmission chain wheel (15) and a transmission chain (16), wherein the limiting frame (11) is installed on the base (1), the top ends of the two groups of lead screws (8) are rotatably connected with the limiting frame (11), the motor (12) is installed at the input end of the speed reducer (13), the speed reducer (13) is installed on the limiting frame (11), the transmission shaft (14) penetrates through the limiting frame (11) and is connected with the output end of the speed reducer (13), the transmission shaft (14) is connected with the transmission chain wheel (15), and the transmission chain wheel (15) and the two groups of driving chain wheels (9) are in transmission connection through the transmission chain (16).

4. The elevator steel wire rope fatigue strength detection device according to claim 3, wherein each set of the fixing mechanisms comprises a second cylinder (17), a lifting shaft (18), a connecting frame (19), a fixing shaft (20) and a fixing hook (21), the second cylinder (17) is installed on the lifting frame (7), two ends of the lifting shaft (18) are respectively connected with an output end of the second cylinder (17) and the connecting frame (19), the fixing shaft (20) is detachably installed on the connecting frame (19), and the fixing hook (21) is installed on the fixing shaft (20).

5. The elevator steel wire rope fatigue strength detection device according to claim 4, further comprising two sets of anti-slip sleeves (22), wherein the two sets of anti-slip sleeves (22) are respectively mounted on the outer walls of the two sets of fixed shafts (20).