CN109292548B

CN109292548B - Automatic flexible flow guide ribbon storage system capable of inhibiting vibration

Info

Publication number: CN109292548B
Application number: CN201811010374.6A
Authority: CN
Inventors: 王志博
Original assignee: 王志博
Current assignee: Wuxi Difu Software Co., Ltd
Priority date: 2018-08-31
Filing date: 2018-08-31
Publication date: 2020-04-03
Anticipated expiration: 2038-08-31
Also published as: CN109292548A

Abstract

The invention discloses a flexible flow guide ribbon automatic storage system for inhibiting vibration, which comprises a sheath unit sheathed on a pile, a PLC control unit, a flow meter and a vibration sensor, wherein the flow meter and the vibration sensor are electrically connected with the PLC control unit; the conveying mechanism comprises a first extrusion conveying roller shaft and a second extrusion conveying roller shaft, one end of each of the first extrusion conveying roller shaft and the second extrusion conveying roller shaft is fixedly provided with a first gear and a second gear respectively, and the first gear and the second gear are both meshed with a driving gear arranged on a motor rotating shaft.

Description

Automatic flexible flow guide ribbon storage system capable of inhibiting vibration

Technical Field

The invention relates to the technical field of flow guide sleeves, in particular to an automatic flexible flow guide ribbon storage system for inhibiting vibration.

Background

Pile columns and cables standing in water or air are subjected to acting force formed by water flow and air flow in water, the fluid acting force excites the vibration of the cables and the pile columns to cause larger flow excitation noise to seriously affect the normal work of the detection equipment, in order to eliminate or weaken the excitation noise, in the prior art, hair guide or flexible guide vane devices made of flexible materials are arranged on the cables or the pile columns to overcome the influence of acting force of the time-varying water flow on the cables due to vortex and flow separation to inhibit the influence of vortex and flow separation, but both a hair type rectifier and a guide vane are simply adhered to the surface of a cylindrical object, the guide vane exposed outside is easy to be influenced by air temperature and weather, the guide vane exposed outside is extruded to fall and damage, the maintenance is difficult, the automation degree is low, in addition, the existing guide belt adopts single adhesion or is sleeved on the surface of the cylindrical object to form and inhibit vortex and separation flow, the length of the ribbon can not be automatically adjusted, the ribbon is not suitable for the vibration excitation effect caused by different flow velocities, the flexible structure can not resist the climatic environment, and knotting and weathering aging damage often occur.

The invention provides an automatic flexible diversion streamer storage system for inhibiting vibration, which utilizes a wrapping sleeve structure to be sleeved on a columnar object, can transmit feedback signals by means of a speed sensor according to different dragging speeds in the using process and is combined with a PLC (programmable logic controller) automatic control technology to drive a drum motor, can adjust and release the length of a diversion streamer at an automatic control end on a deck, can automatically recover the diversion streamer when no air flow or insufficient water flow speed causes vibration, and can protect the diversion streamer from being influenced by sunlight, ice and underwater attached organisms.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provides an automatic storage system for a flexible flow guide ribbon, which can inhibit vibration.

In order to solve the technical problems, the invention provides the following technical scheme: a flexible flow guide ribbon automatic storage system for inhibiting vibration comprises a sheath unit sleeved on a pile, a PLC (programmable logic controller) control unit, a flow meter and a vibration sensor, wherein the flow meter and the vibration sensor are electrically connected with the PLC control unit; the conveying mechanism comprises a first extrusion conveying roller shaft and a second extrusion conveying roller shaft, one end of each of the first extrusion conveying roller shaft and the second extrusion conveying roller shaft is fixedly provided with a first gear and a second gear respectively, and the first gear and the second gear are both meshed with a driving gear arranged on a motor rotating shaft.

As a preferred technical scheme, one end of a motor rotating shaft is fixed on the wall surface of the storage chamber through a bearing, and the other end of the motor rotating shaft penetrates through the storage chamber to be rotatably connected with the motor.

As a preferred technical scheme, a plurality of control wires, power line channels, sheath lightening holes and positioning holes are arranged on the sheaths, and the sheaths are fixedly connected into a whole through the positioning holes, so that a sheath unit is formed.

As a preferred technical scheme, the PLC control unit comprises a PLC controller and a relay, the PLC controller is electrically connected with the relay, and the relay is connected with the motor.

As a preferable technical scheme, the flow meter and the vibration sensor are both arranged on a pile or a cable, and are electrically connected with the PLC through a circuit.

As a preferable technical scheme, the sheath is of a sleeve type structure or a half-sleeve combined type structure.

According to the invention, as a preferable technical scheme, the ribbon is made of a composite material which is flexible, resistant to sunlight irradiation and temperature and humidity.

The invention has the following beneficial effects: the flexible diversion ribbon automatic storage system for inhibiting vibration provided by the invention can store ribbons in the storage chamber through the storage chamber arranged on the sheath, and the motor rotating shaft and the conveying mechanism arranged in the storage chamber, and when the airflow or water flow speed is enough to cause vibration, the ribbons can be released out of the storage chamber through the motor and placed in water, so that the effect of inhibiting pile and cable vibration excitation is achieved, the vibration excitation noise is reduced, and the normal work of detection equipment is maintained; when the speed of the air flow or the water flow is not enough to cause vibration, the diversion ribbons can be recovered through the motor, and the diversion ribbons are protected from the influences of sunlight solarization, icing and underwater attached organisms.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.

In the drawings:

FIG. 1 is a schematic diagram of a capsule unit according to the present invention;

FIG. 2 is a schematic diagram of a jacket structure according to the present invention;

FIG. 3 is a schematic view of the motor, the motor shaft and the conveying mechanism of the present invention installed in a casing;

FIG. 4 is a schematic view of the motor shaft and the conveying mechanism of the present invention;

fig. 5 is a ribbon control flow diagram of the present invention.

Reference numbers in the figures: 1. a sheath unit; 2. a PLC control unit; 3. sheathing; 4. a motor; 5. a motor cavity; 6. a storage chamber; 7. A motor shaft; 8. a conveying mechanism; 9. a streamer passageway; 10. a first extrusion conveying roller shaft; 11. a second extrusion conveying roller shaft; 12. a first gear; 13. a second gear; 14. a drive gear; 15. a control line and power line channel; 16. sheathing the lightening hole; 17. positioning holes; 18. a PLC controller; 19. a relay; 20. a flow rate meter; 21. a vibration sensor.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Example (b): as shown in fig. 1-5, a flexible diversion streamer automatic storage system for suppressing vibration comprises a sheath unit 1 sleeved on a pile, a PLC control unit 2, a flow rate meter 20 and a vibration sensor 21 which are electrically connected with the PLC control unit 2, wherein the sheath unit 1 is formed by combining a plurality of sheaths 3, the sheaths 3 are provided with a motor cavity 5 for mounting a motor 4 and a storage chamber 6 positioned above the motor cavity 5, a motor rotating shaft 7 and a conveying mechanism 8 are mounted in the storage chamber 6, one end of a streamer is fixedly wound on the motor rotating shaft 7, the other end of the streamer extends out of a streamer inlet 9 through the conveying mechanism 8 to be placed in water, and the streamer inlet 9 penetrates through the side wall of the sheath 3 and is communicated with the storage chamber 6; conveying mechanism 8 includes that extrusion is carried rod axle 10 and No. two extrusion and is carried rod axle 11, the one end of extrusion is carried rod axle 10 and No. two extrusion and is carried rod axle 11 and fixed mounting respectively has a gear 12 and No. two gears 13, a gear 12 and No. two gears 13 all mesh drive gear 14 that sets up on the motor shaft 7, when release or retrieve the ribbon, conveying mechanism 8 can prevent that the ribbon from blockking up in the deposit room 6, unable release smoothly outside ribbon access & exit 9, perhaps unable recovery ribbon smoothly is to depositing in the room 6.

Furthermore, one end of the motor rotating shaft 7 is fixed on the wall surface of the storage chamber 6 through a bearing, and the other end of the motor rotating shaft passes through the storage chamber 6 to be rotatably connected with the motor 4, so that the motor 4 can control the rotation of the motor rotating shaft 7.

Furthermore, a plurality of control wires and power line channels 15, sheath lightening holes 16 and positioning holes 17 are arranged on the sheaths 3, the sheaths 3 are fixedly connected into a whole through the positioning holes 17, so that the sheath unit 1 is formed, the control wires and the power line channels 15 are used for allowing power supply wires and control signal wires to pass through, the sheath lightening holes 16 can reduce the material consumption of the sheaths 3 on the basis of maintaining the structural strength of the sheaths 3, and the positioning holes 17 are used for connecting and assembling the sheaths 3 into one sheath unit 1.

Further, PLC the control unit 2 includes PLC controller 18 and relay 19, and PLC controller 18 electric connection relay 19, relay 19 link to each other with motor 4 for PLC the control unit 2 can be according to actual need control motor 4 start-up and close, thereby reaches the rotation of control motor shaft 7, realizes the recovery and the release of ribbon.

Further, the current meter 20 and the vibration sensor 21 are both installed on a pile or a cable, the current meter 20 and the vibration sensor 21 are electrically connected with the PLC 18 through a circuit, the current meter 20 can sense the speed of air flow or water flow, the vibration sensor 21 can sense the vibration force generated by the air flow or the water flow, the PLC 18 can receive information sensed by the current meter 20 and the vibration sensor 21, and the motor 4 is controlled to be started after the information is analyzed and processed.

Further, the sheath 3 is of a sleeve type structure or a half-sleeve combined type structure.

Further, the ribbon is made of a composite material which is flexible, resistant to sunlight irradiation and temperature and humidity, the flexible material facilitates rolling and storage of the ribbon, and the composite material which is resistant to sunlight irradiation and temperature and humidity enables the ribbon to be durable.

The working principle is as follows: the use method of the flexible flow guide ribbon automatic storage system for inhibiting vibration comprises the following steps:

firstly, judging whether the ribbon needs to be released or not according to the speed of the airflow or the water flow and the vibration force caused by the airflow or the water flow; secondly, when the length of the streamer which is placed in water needs to be released or increased, the PLC control unit 2 controls the motor 4 to be started, the motor 4 is started to drive the motor rotating shaft 7 to rotate, and the driving gear 14 fixedly installed on the motor rotating shaft 7 can synchronously rotate at the moment, so that the first gear 12 and the second gear 13 which are meshed with the driving gear 14 are driven to rotate, and the purpose of releasing the streamer is achieved; when the speed of air flow or water flow is not enough to cause vibration, the ribbons need to be withdrawn, at this time, the motor 4 is controlled by the PLC control unit 2 to rotate in the opposite direction, so that the motor rotating shaft 7 synchronously rotates in the opposite direction, and the ribbons wound on the motor rotating shaft 7 are successfully withdrawn through the first extrusion conveying roller shaft 10 and the second extrusion conveying roller shaft 11 arranged on the conveying mechanism 8.

It is worth noting that: the whole device is controlled by the master control button, and the equipment matched with the control button is common equipment, so that the device belongs to the existing well-known technology, and the electrical connection relation and the specific circuit structure of the device are not repeated.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that various changes, modifications and substitutions can be made without departing from the spirit and scope of the invention as defined by the appended claims. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The flexible flow guide ribbon automatic storage system capable of inhibiting vibration is characterized by comprising a sheath unit (1) sleeved on a pile, a PLC (programmable logic controller) control unit (2), a flow rate meter (20) and a vibration sensor (21), wherein the flow rate meter and the vibration sensor are electrically connected with the PLC control unit (2), the sheath unit (1) is formed by combining a plurality of sheaths (3), a motor cavity (5) for mounting a motor (4) and a storage chamber (6) positioned above the motor cavity (5) are arranged on each sheath (3), a motor rotating shaft (7) and a conveying mechanism (8) are arranged in the storage chamber (6), one end of a ribbon is fixedly wound on the motor rotating shaft (7), the other end of the ribbon extends out of a ribbon inlet and outlet (9) through the conveying mechanism (8) and is placed in water, and the ribbon inlet and outlet (9) penetrates through the side wall of each sheath (3) and is communicated with the storage chamber (; conveying mechanism (8) are including a number one extrusion conveying rod axle (10) and a number two extrusion conveying rod axle (11), and a number one extrusion conveying rod axle (10) and a number two extrusion conveying rod axle's (11) one end respectively fixed mounting have a number one gear (12) and a number two gear (13), and a number one gear (12) and a number two gear (13) all mesh drive gear (14) that set up on motor shaft (7).

2. The automatic vibration-suppressing system for the flexible guide ribbons according to claim 1, wherein one end of the motor rotating shaft (7) is fixed on the wall surface of the storage chamber (6) through a bearing, and the other end passes through the storage chamber (6) and is rotatably connected with the motor (4).

3. The automatic vibration-damping flexible diversion flag storage system according to claim 1, wherein a plurality of control wires and power line channels (15), a plurality of jacket lightening holes (16) and a plurality of positioning holes (17) are arranged on the jacket (3), and a plurality of jackets (3) are fixedly connected into a whole through the positioning holes (17), so that the jacket unit (1) is formed.

4. The automatic vibration-damping flexible diversion flag storage system according to claim 1, wherein the PLC control unit (2) comprises a PLC controller (18) and a relay (19), the PLC controller (18) is electrically connected with the relay (19), and the relay (19) is connected with the motor (4).

5. A vibration-damping flexible diversion flag automatic retraction system according to claim 4, wherein the flow rate meter (20) and the vibration sensor (21) are mounted on a pile or cable, and the flow rate meter (20) and the vibration sensor (21) are electrically connected to the PLC controller (18) by wires.

6. The automatic vibration-damping flexible diversion flag storage system according to claim 1, wherein the jacket (3) is of a sleeve type structure or a half-sleeve combined type structure.

7. The vibration dampening system of claim 1, wherein the flag is made from a flexible, sunlight and moisture resistant composite material.