CN204895832U - Helm angle generating device - Google Patents

Abstract

The application discloses helm angle generating device, including base, stator module and rotor, the base has the cavity of a top end opening, stator module locates in the cavity, the rotor is located on the stator module through the bearing rotation, stator module includes the stator and is fixed in respectively the protecgulum and the hou gai at both ends about the stator, the back lid includes that the cross -section is annular end wall and the cross -section is the circular shape end plate, the end wall encloses into a columniform cavity, the end plate is fixed in this cylindrical cavity internal and separates this cylindrical cavity from top to bottom and become to go up installation space and installation space down, it locates to go up the installation space cover the bottom outside of stator, install the printing board down in the installation space. The utility model discloses a helm angle generating device simple structure, sealing performance good, be convenient for equipment and maintenance.

Description

Rudder angle generating means

Technical field

The application relates to technical field of ships, particularly relates to a kind of rudder angle generating means peculiar to vessel.

Background technology

For many years, the indicating instruments such as the helm indicator in display instrument peculiar to vessel, main engine revolution indicator, what mainly adopt is magneto-electric moving-coil instrument and synchro formula instrument.Moving coil gauge outfit itself can only measure direct current, but is equipped with peripheral circuit and also can measures interchange.Selsyn instrument then general volume is comparatively large, and gauge outfit power consumption is large, needs pairing to use.From angles of display, the angle changing rate of synchro instrument is large, generally all exceeded 300 degree, and the general real angle measuring gauge of moving-coil instrument is little, about being generally 90-240 degree; From linearly, due to the hairspring of moving-coil instrument, the quality of magnet steel etc., can't neglect for linear effect, usually needs to utilize the density of scale mark to correct; From service life, moving-coil instrument is really mainly that aseismicity is poor, and this is because the feature of hairspring structure determines.Synchro instrument must match use, and namely transmitter also must be synchro.Although in recent years also there is the synchro signal conversion etc. of electronic module, due to expensive, general little use.The power consumption of synchro is comparatively large, year for a long time after also can aging due to coil, bearing grinds, sweep thorax etc. between rotor and stator and make instruction inaccurate or can not indicate; From the balanced adjustment of table, pointer gauge requires very high, adjust also very complicated, however, " vertically " also will be required to install and use for some tables or " level " is installed and used, especially because the rotating torque of moving-coil table, structure that is linear and table have very large relation, such as, must very light indicator of working weight etc., otherwise sensitivity and being linearly all affected.

Utility model content

The purpose of this utility model is to provide a kind of rudder angle generating means, to overcome deficiency of the prior art.

For achieving the above object, the utility model provides following technical scheme:

The embodiment of the present application discloses a kind of rudder angle generating means, comprise base, stator module, and rotor, described base has the cavity of a top end opening, described stator module is located in cavity, described rotor is rotated by bearing to be located on stator module, described stator module comprises stator, and be individually fixed in protecgulum and the bonnet at the upper and lower two ends of described stator, described bonnet comprises the rounded end plate of the end wall of ring-shaped section and ring-shaped and cross section, described end wall surrounds a columniform cavity, described end plate to be fixed in this circular cylindrical cavity and this circular cylindrical cavity to be separated into up and down upper installing space and lower installing space, described upper installing space is sheathed on the Basolateral of described stator, in described lower installing space, printed board is installed.

Preferably, in above-mentioned rudder angle generating means, the bottom of described stator offers mounting hole, and described end plate offers the through hole corresponding with mounting hole on stator.

Preferably, in above-mentioned rudder angle generating means, the upper surface of described end plate is recessed is formed with bearing mounting hole, is provided with bearing in described bearing mounting hole, and described bearing carrier ring is located at the outside of rotor.

Preferably, in above-mentioned rudder angle generating means, described bearing mounting hole comprises the first mounting hole and the second mounting hole that are communicated with up and down, and the diameter of described first mounting hole is greater than the diameter of described second mounting hole.

Compared with prior art, the utility model has the advantage of: rudder angle generating means structure of the present utility model is simple, good seal performance, be convenient to assembling and maintenance.

Accompanying drawing explanation

In order to be illustrated more clearly in the embodiment of the present application or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, the accompanying drawing that the following describes is only some embodiments recorded in the application, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.

Figure 1 shows that the structural representation of rudder angle generating means in the utility model specific embodiment;

Figure 2 shows that the enlarged drawing of A in Fig. 1;

Figure 3 shows that the enlarged drawing of B in Fig. 1;

Figure 4 shows that the enlarged drawing of C in Fig. 1.

Detailed description of the invention

Below in conjunction with the accompanying drawing in the utility model embodiment, be described in detail the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, the every other embodiment that those of ordinary skill in the art obtain under the prerequisite not making creative work, all belongs to the scope of the utility model protection.

Shown in ginseng Fig. 1, rudder angle generating means comprises base 10, stator module 20, rotor 30, rocking bar 40 and cable assembly 50.Base 10 has the cavity 11 of a top end opening, and stator module 20 is located in cavity 11, and rotor 30 is rotated by bearing to be located on stator module 20, and the top of rotor 30 is fixed in one end of rocking bar 40, and cable assembly 50 is communicated in cavity 11.

Stator module 20 comprises stator 21, protecgulum 22 and bonnet 23, stator 21 comprises the main part 211 of ring-shaped section and ring-shaped and the main body 21 tip edge installation portion 212 to surrounding horizontal-extending, installation portion 212 offers multiple first mounting hole, the top of stator 21 is passed through the first mounting hole and screw and protecgulum 22 and is fixed, the bottom of stator 22 sidewall offers multiple second mounting hole, and the bottom of stator 22 is removably connected by the second mounting hole and screw and bonnet 23.Protecgulum 22 hides the overthe openings in cavity 11, is fixedly connected with between protecgulum 22 with base 10.

Shown in ginseng Fig. 2, the lower surface of protecgulum 22 protrudes out the baffle plate 221 of annular, and the internal diameter of this baffle plate 221 equals the external diameter of described installation portion 212, and the external diameter of this baffle plate 221 equals the diameter of described cavity 11, and baffle plate 221 is between the sidewall and installation portion 212 of cavity 11.

The recessed stage portion 12 being formed with annular in the interior angle place at the top of base 10, this stage portion 12 supports and is provided with O-ring seals 13.

The bottom surface of protecgulum 22, to surround a cross section between baffle plate and stage portion 12 be foursquare seal cavity, and the diameter of O-ring seals 13 is greater than this foursquare length of side.

Shown in ginseng Fig. 3, the middle part of protecgulum 22 offers through hole 221, and the top of rotor 30 is passed this through hole 221 and protruded out the upper surface of protecgulum 22.Through hole 221 comprises the seal ring mounting groove 2211, interval trough 2212 and the clutch shaft bearing mounting groove 2213 that are communicated with successively up and down, and seal ring mounting groove 2211 and clutch shaft bearing mounting groove 2213 have circular cross section, and interval trough 2212 has the cross section of isosceles trapezoid.Be provided with seal ring 222 in seal ring mounting groove 2211, be provided with clutch shaft bearing 223 in clutch shaft bearing mounting groove 2213, clutch shaft bearing 223 is sheathed on the outside of rotor 30.

Seal ring 222 comprise level and for annular body 2221, from inside and outside two edges of body 2221 respectively to the first side wall 2222 of downward-extension and the second sidewall 2223, be fixed with torsion spring 2224 between the first side wall 2222 and the second sidewall 2223.

Further, the angle between the first side wall 2222 and body 2221 is greater than 90 °, and the terminal surface of the second sidewall 2223 is extended with the 3rd sidewall 2225 to the horizontal direction of the first side wall 2222.

Further, the first side wall 2222 forms hackly surface towards the one side of rotor 30.

Shown in ginseng Fig. 4, bonnet 23 comprises the rounded end plate 232 of the end wall 231 of ring-shaped section and ring-shaped and cross section, end wall 231 surrounds a columniform cavity, end plate 232 to be fixed in this cavity and this cavity to be separated into up and down upper installing space and lower installing space, upper installing space is sheathed on the Basolateral of stator 21, is provided with printed board 233 in lower installing space.

End plate 232 offers the through hole corresponding with the second mounting hole on stator 21.

Recessed being formed in the second bearing mounting hole 2321, second bearing mounting hole 2321 of the upper surface of end plate 232 is provided with the outside that the second bearing 2322, second bearing 2322 is sheathed on rotor 30.

Further, the diameter that the second bearing mounting hole 2321 comprises the first mounting hole 2323 and the second mounting hole 2324, first mounting hole 2323 be communicated with up and down is greater than the diameter of the second mounting hole 2324.

Rocking bar 40 is fixed on the top of rotor 30 by acorn nut 41, is also provided with internal tooth lock washer 42 between acorn nut and rocking bar 40.

Cable assembly 50 is by the sidewall of joint 60 through base 10, joint 60 comprises the main part 61 of ring-shaped section and ring-shaped, main part 61 outwardly protrude out annular location division 62, main body 61 have diameter gradually property shrink cavity 63, main part 61 is sheathed on the outside of cable assembly 50.

Main part 61 has external threaded surface, and its one end is rotated by thread surface and is fixed on the sidewall of base 10, and the other end rotates and is provided with nut 64, and be sealed with India rubber tube 65 between nut 64 and cable assembly 50, India rubber tube 65 is sheathed on the outside of cable assembly 50.

It should be noted that, in this article, the such as relational terms of first and second grades and so on is only used for an entity or operation to separate with another entity or operational zone, and not necessarily requires or imply the relation that there is any this reality between these entities or operation or sequentially.And, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thus make to comprise the process of a series of key element, method, article or equipment and not only comprise those key elements, but also comprise other key elements clearly do not listed, or also comprise by the intrinsic key element of this process, method, article or equipment.When not more restrictions, the key element limited by statement " comprising ... ", and be not precluded within process, method, article or the equipment comprising described key element and also there is other identical element.

The above is only the detailed description of the invention of the application; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the application's principle; can also make some improvements and modifications, these improvements and modifications also should be considered as the protection domain of the application.

Claims (4)

1. a rudder angle generating means, it is characterized in that: comprise base, stator module, and rotor, described base has the cavity of a top end opening, described stator module is located in cavity, described rotor is rotated by bearing to be located on stator module, described stator module comprises stator, and be individually fixed in protecgulum and the bonnet at the upper and lower two ends of described stator, described bonnet comprises the rounded end plate of the end wall of ring-shaped section and ring-shaped and cross section, described end wall surrounds a columniform cavity, described end plate to be fixed in this circular cylindrical cavity and this circular cylindrical cavity to be separated into up and down upper installing space and lower installing space, described upper installing space is sheathed on the Basolateral of described stator, in described lower installing space, printed board is installed.

2. rudder angle generating means according to claim 1, is characterized in that: the bottom of described stator offers mounting hole, described end plate offers the through hole corresponding with mounting hole on stator.

3. rudder angle generating means according to claim 1, is characterized in that: the upper surface of described end plate is recessed is formed with bearing mounting hole, is provided with bearing in described bearing mounting hole, and described bearing carrier ring is located at the outside of rotor.

4. rudder angle generating means according to claim 3, is characterized in that: described bearing mounting hole comprises the first mounting hole and the second mounting hole that are communicated with up and down, and the diameter of described first mounting hole is greater than the diameter of described second mounting hole.