CN216301439U

CN216301439U - Marine high accuracy rudder angle feedback generating device

Info

Publication number: CN216301439U
Application number: CN202122568257.5U
Authority: CN
Inventors: 陈才浪
Original assignee: Guangzhou Wanstar Marine Co ltd
Current assignee: Guangzhou Wanstar Marine Co ltd
Priority date: 2021-10-25
Filing date: 2021-10-25
Publication date: 2022-04-15
Anticipated expiration: 2031-10-25

Abstract

The utility model discloses a high-precision rudder angle feedback generating device for a ship, and belongs to the field of ship electronic products. The angle acquisition and processing device comprises a linear resistor, wherein an angle acquisition and processing PCB is electrically connected to the upper surface of the linear resistor, an angle data output socket is electrically connected to the upper surface of the angle acquisition and processing PCB, a resistor central shaft is fixedly installed on the upper surface of the linear resistor, the peripheral side surfaces of the resistor central shaft are respectively and rotatably connected with an upper bearing lower bearing, and a connector and a rudder angle direction indicating needle are rotatably connected to the peripheral side surfaces of the resistor central shaft. The utility model obtains precise rudder angle output by setting and utilizing a reasonable structure, because the linear resistor has one thousandth of linearity, the linearity is calculated together with the annular mechanical angle of the resistor and the included angle of the steering engine in the ship direction, and the computer can measure the rudder-swinging angle of the steering engine according to the change rate of the resistor, thereby meeting the performance requirement of the international maritime organization IMO on the ship and meeting the requirement of high-precision control.

Description

Marine high accuracy rudder angle feedback generating device

Technical Field

The utility model belongs to the field of ship electronic products, and particularly relates to a high-precision rudder angle feedback generating device for a ship.

Background

In the ship electronic product market, main products are an inductance type rudder angle generator and an indicator, the inductance type rudder angle generator is equipment for measuring angles, and the device is simple in structure, good in durability, high in sensitivity, high in reliability and convenient to use, and is widely used on ships at present. But the precision is lower, can only meet the use of general users, and can not meet the requirements of implementing high-precision control on intelligent ships, underwater vehicles and ships for military use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a high-precision rudder angle feedback generating device for a ship, which solves the problem of low precision in the prior art.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model relates to a high-precision rudder angle feedback generating device for ships, which comprises a linear resistor, wherein the upper surface of the linear resistor is electrically connected with an angle acquisition processing PCB, a highly linear conductive plastic resistor is adopted, the acquisition processing PCB is used for calculation, the upper surface of the angle acquisition processing PCB is electrically connected with an angle data output socket, the upper surface of the linear resistor is fixedly provided with a resistor central shaft, the peripheral side surfaces of the resistor central shaft are respectively and rotatably connected with an upper bearing lower bearing, the peripheral side surfaces of the resistor central shaft are respectively and rotatably connected with a connector and a rudder angle direction indicating needle, the calculation is carried out by matching the rudder angle direction indicating needle with the linear resistor to provide data, the lower surface of the linear resistor is fixedly provided with a fixed base, the upper surface of the fixed base is fixedly provided with a shell arranging support, and one surface in the shell arranging support is respectively and fixedly connected with the upper bearing and the lower bearing, an upper cover is rotatably arranged at the upper end of the resistor central shaft to protect the internal structure.

Preferably, the upper cover, the rudder angle direction indicator and the fixed base are all provided with a plurality of arc-shaped through grooves, and a direction indicator limiting pin is fixedly arranged on one surface of the rudder angle direction indicator, so that the rotation of the rudder angle direction indicator of the device cannot be influenced by each fixing pin and each fixing screw.

Preferably, the upper surface of the upper cover is in threaded connection with an upper cover fixing screw, and one surface of the upper cover is fixedly connected with an upper cover fixing pin to fix the upper cover.

Preferably, a resistor output shaft fixing pin is fixedly installed on one surface of the resistor central shaft, and the resistor central shaft is fixed.

Preferably, a groove is formed in one surface of the fixing base, a waterproof sealing rubber strip is fixedly connected to the groove, the size of the waterproof sealing rubber strip is matched with that of the shell-arranging support, and the waterproof sealing effect of the device is improved.

Preferably, a plurality of fastening screws are connected to the upper surface of the casing support in a threaded manner.

The utility model has the following beneficial effects:

when the device is used, the highly linear conductive plastic linear resistor, the angle acquisition processing PCB and the computer are arranged, the algorithm of angle variation is realized, a reasonable structure is utilized, precise rudder angle output is obtained, the linear resistor has one thousandth of linearity, the linear resistor, the annular mechanical angle of the resistor and the included angle of a ship steering engine are calculated together, the computer can measure the rudder angle of the steering engine according to the change rate of the resistance, when the measured resistance resolution reaches 1 ohm, the angle precision is superior to the rudder angle output of 0.1 degree, the performance requirement of international maritime organization IMO on ships is met, and the device can meet the requirement of high-precision control.

Of course, it is not necessary for any product in which the utility model is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic cross-sectional structure diagram of a high-precision rudder angle feedback generator for a ship according to the present invention;

FIG. 2 is a top view of a high precision rudder angle feedback generator for a ship according to the present invention;

fig. 3 is a schematic structural diagram of a fixing base of the high-precision rudder angle feedback generating device for the ship of the utility model.

In the drawings, the components represented by the respective reference numerals are listed below: 1. a linear resistor; 2. angle collection processing of the PCB; 3. an angle data output socket; 4. a resistor output shaft fixing pin; 5. an upper bearing; 6. fixing a pin on the upper cover; 7. a connector; 8. the upper cover is fixed with a screw; 9. an upper cover; 10. a direction needle limit pin; 11. a rudder angle direction pointer; 12. a lower bearing; 13. a resistor center axis; 14. a shell-disposing bracket; 15. waterproof sealing rubber strips; 16. a fixed base; 17. and (5) fastening the screw.

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.

In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.

Referring to fig. 1-3, the present invention relates to a high-precision rudder angle feedback generator for ships, which comprises a linear resistor 1, wherein the upper surface of the linear resistor 1 is electrically connected with an angle acquisition processing PCB 2, the angle acquisition processing PCB 2 is used for calculation by using a highly linear conductive plastic resistor, the upper surface of the angle acquisition processing PCB 2 is electrically connected with an angle data output socket 3, the upper surface of the linear resistor 1 is fixedly provided with a resistor central shaft 13, the peripheral side surfaces of the resistor central shaft 13 are respectively and rotatably connected with an upper bearing 5 and a lower bearing 12, the peripheral side surfaces of the resistor central shaft 13 are rotatably connected with a connector 7 and a rudder angle direction indicator 11, the rudder angle direction indicator 11 is used for calculation by matching with the linear resistor 1 to provide data, the lower surface of the linear resistor 1 is fixedly provided with a fixed base 16, the upper surface of the fixed base 16 is fixedly provided with a shell support 14, one surface inside the shell support 14 is fixedly connected with the upper bearing 5 and the lower bearing 12 respectively, and the upper end of the resistor central shaft 13 is rotatably provided with the upper cover 9 to protect the internal structure.

Preferably, the upper cover 9, the rudder angle direction indicator 11 and the fixing base 16 are all provided with a plurality of arc-shaped through grooves, and a direction indicator limiting pin 10 is fixedly installed on one surface of the rudder angle direction indicator 11, so that the rotation of the rudder angle direction indicator 11 of the device cannot be influenced by each fixing pin and fixing screw.

Preferably, the upper surface of the upper cover 9 is in threaded connection with an upper cover fixing screw 8, and one surface of the upper cover 9 is fixedly connected with an upper cover fixing pin 6 for fixing the upper cover 9.

Preferably, a resistor output shaft fixing pin 4 is fixedly mounted on one surface of the resistor central shaft 13, and the resistor central shaft 13 is fixed.

Preferably, a groove is formed in one surface of the fixing base 16, a waterproof sealing rubber strip 15 is fixedly connected to the groove, and the size of the waterproof sealing rubber strip 15 is matched with that of the shell arranging support 14, so that the waterproof sealing effect of the device is improved.

Preferably, a plurality of fastening screws 17 are threadedly coupled to an upper surface of the housing support 14.

One specific application of this embodiment is: when the device is used, the highly linear conductive plastic linear resistor 1, the angle acquisition processing PCB board 2 and the computer are firstly used for realizing the algorithm of the angle variation, the reasonable structure is utilized for obtaining the precise rudder angle output, the linear resistor 1 has one thousandth of linearity, the linear resistor 1, the annular mechanical angle of the linear resistor 1 and the included angle of a ship direction steering engine are calculated together, the computer can measure the rudder angle of the steering engine according to the change rate of the resistance, when the measured resistance resolution reaches 1 ohm, the angle precision is superior to the rudder angle output of 0.1 degree, and the performance requirement of the international maritime organization IMO on the ship is met.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A marine high accuracy rudder angle feedback generating device, includes linear resistor (1), its characterized in that:

the upper surface of the linear resistor (1) is electrically connected with an angle acquisition processing PCB (2), the upper surface of the angle acquisition processing PCB (2) is electrically connected with an angle data output socket (3), the upper surface of the linear resistor (1) is fixedly provided with a resistor central shaft (13), the peripheral side surfaces of the central shaft (13) of the resistor are respectively and rotatably connected with an upper bearing (5) and a lower bearing (12), the peripheral side surface of the resistor central shaft (13) is rotationally connected with a connector (7) and a rudder angle direction indicating needle (11), a fixed base (16) is fixedly arranged on the lower surface of the linear resistor (1), the upper surface of the fixed base (16) is fixedly provided with a shell-arranging bracket (14), one surface inside the shell support (14) is respectively and fixedly connected with the upper bearing (5) and the lower bearing (12), an upper cover (9) is rotatably arranged at the upper end of the resistor central shaft (13).

2. The marine high-precision rudder angle feedback generating device according to claim 1, wherein the upper cover (9), the rudder angle direction indicator (11) and the fixing base (16) are respectively provided with a plurality of arc-shaped through grooves, and a direction needle limiting pin (10) is fixedly mounted on one surface of the rudder angle direction indicator (11).

3. The marine high-precision rudder angle feedback generating device is characterized in that an upper cover fixing screw (8) is in threaded connection with the upper surface of the upper cover (9), and an upper cover fixing pin (6) is fixedly connected to one surface of the upper cover (9).

4. Marine high accuracy rudder angle feedback generating device according to claim 3, characterised in that the resistor center shaft (13) has a surface fixedly mounted with a resistor output shaft fixing pin (4).

5. The marine high-precision rudder angle feedback generating device according to claim 4, wherein a groove is formed in one surface of the fixing base (16), a waterproof sealing rubber strip (15) is fixedly connected to the groove, and the size of the waterproof sealing rubber strip (15) is adapted to the size of the hull support (14).

6. Marine high accuracy rudder angle feedback generating device according to claim 5, characterised in that a plurality of fastening screws (17) are connected to the upper surface of the housing support (14) in a threaded manner.