CN211603167U

CN211603167U - Steel wire rope follow-up detection device for port machine

Info

Publication number: CN211603167U
Application number: CN201921566621.0U
Authority: CN
Inventors: 李兆明; 李彦清
Original assignee: Changchun University of Science and Technology
Current assignee: Changchun University of Science and Technology
Priority date: 2019-09-18
Filing date: 2019-09-18
Publication date: 2020-09-29
Anticipated expiration: 2029-09-18

Abstract

The utility model discloses a steel wire rope follow-up detection device for a port machine, which solves the problem that the shaking of the steel wire rope easily affects the detection device in the prior art, can relieve the influence of the shaking of the steel wire rope on a detector, does not affect the normal operation of the port machine, and has high detection efficiency; the technical scheme is as follows: the device comprises two groups of detection probes which are arranged at intervals, wherein the detection probes are arranged below an opening and closing mechanism and are controlled to be opened or closed through the opening and closing mechanism; the two sides of the detection probe are provided with follow-up mechanisms, and a supporting mechanism is connected between adjacent follow-up mechanisms and can control the detection probe to move up and down; the servo mechanism comprises a servo platform, a servo travelling wheel is arranged below the servo platform, a damping device is fixed below the servo platform, and the damping device is connected with the supporting mechanism.

Description

Steel wire rope follow-up detection device for port machine

Technical Field

The utility model relates to a wire rope check out test set field especially relates to a wire rope follow-up detection device for port machine.

Background

In daily work and production of ports, cargo handling is mostly completed through steel wire ropes on port machines, and the steel wire ropes face the challenge of severe environments of the ports and are easy to damage. These damages run the risk of breaking the steel cord and therefore require a steel cord flaw detector to detect them. In the running process of a port machine, the steel wire rope can shake, and the shake of the steel wire rope can influence the detection effect of the flaw detector and even damage the flaw detector when the flaw detector works.

The inventor finds that the detection mechanism of the existing flaw detector has the defects of influence on normal work of the port machine, low detection efficiency and the like due to the vibration of a steel wire rope due to the structural particularity of the port machine.

SUMMERY OF THE UTILITY MODEL

In order to overcome the not enough of prior art, the utility model provides a wire rope follow-up detection device for port machine can alleviate the influence of wire rope shake to the detector and do not influence port machine normal operating, detection efficiency height.

The utility model adopts the following technical proposal:

a steel wire rope follow-up detection device for a port machine comprises two groups of detection probes which are arranged at intervals, wherein the detection probes are arranged below an opening and closing mechanism and are controlled to be opened or closed through the opening and closing mechanism; the two sides of the detection probe are provided with follow-up mechanisms, and a supporting mechanism is connected between adjacent follow-up mechanisms and can control the detection probe to move up and down;

the servo mechanism comprises a servo platform, a servo travelling wheel is arranged below the servo platform, a damping device is fixed below the servo platform, and the damping device is connected with the supporting mechanism.

Further, the damping device comprises two sliding rods, and a joint bearing is arranged between the two sliding rods; the joint bearings of adjacent damping devices are connected through a follow-up cross rod, and the follow-up cross rod is fixedly connected with the supporting mechanism.

Furthermore, the outer side of the circumferential direction of the sliding rod is sleeved with a spring, and a spring baffle is arranged at the end part of the spring.

Furthermore, the supporting mechanism comprises a servo electric cylinder, and the end part of the servo electric cylinder is fixedly connected with the servo cross rod.

Furthermore, limiting sliding plates are arranged on two sides of the follow-up platform.

Furthermore, the opening and closing mechanism comprises two probe supports which are oppositely arranged, the two probe supports are respectively arranged at one end of an opening and closing screw rod, and the opening and closing screw rod is connected with the driving mechanism.

Furthermore, the driving mechanism comprises an opening and closing motor and a steering gear connected with the opening and closing motor, the steering gear is connected with a transmission rod, and the transmission rod is connected with an opening and closing screw rod through a transmission gear.

Furthermore, the screwing directions of the threads at the two ends of the opening and closing screw rod are opposite.

Furthermore, the probe support is connected with an opening and closing screw rod through a screw rod nut, guide rail sliding blocks are respectively arranged on two sides of the probe support, and the guide rail sliding blocks are arranged on the opening and closing linear guide rails; the detection probe is arranged below the probe support.

Furthermore, the supporting mechanism is arranged above the support, and the two sides and the middle part of the support are provided with vertical limiting seats.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model adopts double-probe detection, can simultaneously detect two steel wire ropes, and has higher detection efficiency; the influence of the shaking of the steel wire rope is reduced by adopting a detection probe follow-up mode, so that the detection device cannot influence the movement of the steel wire rope, the steel wire rope cannot be abraded, the detection effect of the detection probe on the damage of the steel wire rope can be effectively improved, and the steel wire rope is prevented from damaging the detection probe;

(2) the utility model discloses used actuating mechanism adopts controllable components such as servo motor, servo electronic jar for this device has advantages such as degree of automation is high, the controllability is good.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.

Fig. 1 is a schematic overall structure diagram of a first embodiment of the present invention;

fig. 2 is a front view of a first embodiment of the present invention;

fig. 3 is a left side view of a first embodiment of the present invention;

fig. 4 is a main sectional view of a probe servo mechanism and a probe opening and closing device according to a first embodiment of the present invention;

fig. 5 is a left side view of the probe servo mechanism and the probe opening and closing device according to the first embodiment of the present invention;

the servo electric steering device comprises a supporting mechanism 1, a miniature direct current motor 2, a follow-up mechanism 3, a follow-up travelling wheel 4, a cross beam 5, a support 6, a detection probe 7, an opening and closing mechanism 8, a vertical limiting seat 9, a transmission gear 10, a linear guide rail 11, a follow-up platform 12, a joint bearing 13, a sliding rod 14, a spring 15, a spring baffle 16, a probe support 17, a limiting sliding plate 18, a follow-up cross rod 19, a bearing seat 20, a servo electric cylinder 21 and a steering gear 22.

Detailed Description

It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an", and/or "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof;

for convenience of description, the words "up", "down", "left" and "right" when appearing in this application are intended only to designate directions that are consistent with the up, down, left and right directions of the drawings themselves, and not to limit the structure, but merely to facilitate description of the invention and to simplify description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be considered as limiting the application.

The terms "mounted", "connected", "fixed", and the like in the present application should be understood broadly, and for example, the terms "mounted", "connected", and "fixed" may be fixedly connected, detachably connected, or integrated; the two components can be connected mechanically or electrically, directly or indirectly through an intermediate medium, or connected internally or in an interaction relationship, and specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Follow-up travelling wheel: and (5) traveling wheels.

The detection probe, the follow-up platform, the follow-up cross rod and the like are all parts defined by functions, and the structure is not limited.

Just as the background art introduces, exist among the prior art that the wire rope shake easily produces the not enough of influence to detection device, in order to solve above technical problem, the utility model provides a wire rope follow-up detection device for port machine.

The first embodiment is as follows:

the present invention will be described in detail with reference to fig. 1 to 5, specifically, the structure is as follows:

the embodiment provides a steel wire rope follow-up detection device for a port machine, which comprises a supporting mechanism 1, a follow-up mechanism 3, an opening and closing mechanism 8, a detection probe 7 and a bracket 6, wherein double-probe detection is adopted in the embodiment, namely two detection probes 7 are included, two follow-up mechanisms 3 are symmetrically arranged at two ends of each detection probe 7, the supporting mechanism 1 is connected between the follow-up mechanisms 3 at the two ends, namely the two supporting mechanisms 1 are arranged; the supporting mechanism 1 is mounted above the bracket 6.

Furthermore, a bracket 6 is arranged on a beam 5 of a steel wire rope pulley of the port machine carrying trolley, and two sides and the middle of the equipment bracket 6 are provided with vertical limiting seats 9.

The follow-up mechanism 3 comprises a follow-up platform 12, a follow-up travelling wheel 4 and a damping device, the follow-up travelling wheel 4 and the damping device are installed below the follow-up platform 12, the damping device is located on the outer side of the follow-up travelling wheel 4 (far away from one side of the detection probe 7), and in a steel wire rope motion path, the follow-up travelling wheel 4 can transmit the shaking of the steel wire rope to the follow-up platform 12. And limiting sliding blocks 18 are arranged on two sides of the follow-up platform 12, and the limiting sliding blocks 18 are connected with the vertical limiting seats 9 on the bracket 6 so as to control the up-and-down moving direction of the follow-up platform 12 and prevent the follow-up platform from side turning.

Further, the damping device comprises two sliding rods 14, a joint bearing 13, a bearing seat 20, a spring 15 and a spring baffle 16, wherein the two sliding rods 14 are arranged at intervals in the vertical direction. The slide rod 14 is fixed to the follower platform 12 at one end and connected to the other end by a spring retainer 16. The knuckle bearing 13 is installed at the middle position of the sliding rod 14 through a bearing seat 20, and springs 15 sleeved on the outer side of the sliding rod 14 are arranged on two sides of the knuckle bearing 13.

The joint bearings 13 of adjacent damping devices (the same side of the detection probe 7) are connected through a follow-up cross rod 19, the follow-up cross rod 19 is fixedly connected with the supporting mechanism 1, and the damping devices, the follow-up travelling wheels 4, the detection probe 7 and other components are driven by the supporting mechanism 1 to move up and down.

The detection probe 7 is connected with an opening and closing mechanism 8, and the opening and closing of the opening and closing mechanism 8 are controlled. Specifically, the opening and closing mechanism 8 comprises an opening and closing motor 2, a steering gear 22, an opening and closing screw rod, a probe support 17 and a linear guide rail 11, wherein the opening and closing motor 2 is connected with the steering gear 22, and the steering gear 22 turns to transmit torque to a transmission rod. In the present embodiment, the opening and closing motor 2 is a micro dc motor.

The transmission rod is connected with a steering gear 22 through a coupler, and the transmission rod is connected with an opening and closing screw rod through a transmission gear 10. The middle part of the opening and closing screw rod is fixed below the follow-up platform 12, the rotation directions of the thread lines at the two ends of the opening and closing screw rod are opposite, the two ends of the opening and closing screw rod are respectively connected with one probe support 17, and the opening and closing screw rod rotates to drive the two probe supports 17 to be away from or close to each other so as to realize opening and closing.

The probe support 17 is connected with the opening and closing screw rod through a screw nut, the opening and closing action of the opening and closing screw rod is controlled by the opening and closing screw rod, guide rail sliding blocks are arranged on two sides of the probe support 17 respectively and are connected with the linear guide rail 11 in a sliding mode, the opening and closing direction of the linear guide rail 11 is controlled by the linear guide rail 11, and the probe support 17 is prevented from turning on one side. The linear guide rail 11 is horizontally arranged below the follow-up platform 12.

The detection probe 7 comprises two symmetrical parts which are closed during detection, a through hole formed between the two parts is used for passing through a steel wire rope, the detection probe 7 is fixed below the probe support 17, and the opening and closing of the detection probe are controlled by the probe support 17.

The supporting mechanism 1 comprises a servo electric cylinder 21, the servo electric cylinder 21 is vertically placed, the bottom of the servo electric cylinder 21 is arranged above the support 6, and a rod head of the servo electric cylinder 21 is in threaded connection with the servo cross rod 19.

The detection device of this embodiment during operation, two testing probe 7 standby state are the open mode, and after switching into the detection mode, servo electronic jar 21 action drives follow-up platform 12 through follow-up mechanism 3 and descends to the detection position, and testing probe 7 can wrap up wire rope's position promptly. At the moment, the opening and closing motor 2 rotates, the probe support 17 is controlled to perform closing action through the transmission gear 10 and the opening and closing screw rod transmission, and the detection probe 7 is closed to enter a steel wire rope damage detection state.

During detection, a steel wire rope of the port machine shakes, and the shake is transmitted to the follow-up platform 12 through the follow-up traveling wheel 4, so that the follow-up platform 12 moves up and down along with the shake of the steel wire rope; and then transmitted to the shock absorbing device through the follow-up platform 12, and the spring 15 in the shock absorbing device also plays a role in damping the vibration. After the detection is finished, the detection probe 7 is opened by the action of the detection opening and closing motor 2, and then the servo electric cylinder 21 acts to support the follow-up mechanism 3 to a position which does not influence the operation of the port machinery.

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

Claims

1. A steel wire rope follow-up detection device for a port machine is characterized by comprising two groups of detection probes which are arranged at intervals, wherein the detection probes are arranged below an opening and closing mechanism and are controlled to be opened or closed through the opening and closing mechanism; the two sides of the detection probe are provided with follow-up mechanisms, and a supporting mechanism is connected between adjacent follow-up mechanisms and can control the detection probe to move up and down;

2. The port machine steel wire rope follow-up detection device according to claim 1, wherein the damping device comprises two sliding rods, and a joint bearing is arranged between the two sliding rods; the joint bearings of adjacent damping devices are connected through a follow-up cross rod, and the follow-up cross rod is fixedly connected with the supporting mechanism.

3. The port machine steel wire rope follow-up detection device according to claim 2, wherein a spring is sleeved on the circumferential outer side of the sliding rod, and a spring baffle is arranged at the end of the spring.

4. The steel wire rope follow-up detection device for the port machinery as claimed in claim 2, wherein the support mechanism comprises a servo electric cylinder, and the end of the servo electric cylinder is fixedly connected with the follow-up cross rod.

5. The port machine steel wire rope follow-up detection device according to claim 1, wherein limiting sliding plates are mounted on two sides of the follow-up platform.

6. The port machine steel wire rope follow-up detection device according to claim 1, wherein the opening and closing mechanism comprises two oppositely-mounted probe supports, the two probe supports are respectively mounted at one end of an opening and closing screw rod, and the opening and closing screw rod is connected with a driving mechanism.

7. The port machine steel wire rope follow-up detection device according to claim 6, wherein the driving mechanism comprises an opening and closing motor and a steering gear connected with the opening and closing motor, the steering gear is connected with a transmission rod, and the transmission rod is connected with an opening and closing screw rod through a transmission gear.

8. The port machine steel wire rope follow-up detection device according to claim 6 or 7, wherein the screw threads at two ends of the opening and closing screw rod are opposite in rotation direction.

9. The port machine steel wire rope follow-up detection device according to claim 6, wherein the probe support is connected with an opening and closing screw through a screw nut, guide rail sliding blocks are respectively arranged on two sides of the probe support, and the guide rail sliding blocks are arranged on an opening and closing linear guide rail; the detection probe is arranged below the probe support.

10. The port machine steel wire rope follow-up detection device according to claim 1, wherein the support mechanism is installed above a support, and vertical limiting seats are arranged on two sides and in the middle of the support.