CN106197224A - A kind of hydraulic jet propulsion system test steering angle indicates device - Google Patents
A kind of hydraulic jet propulsion system test steering angle indicates device Download PDFInfo
- Publication number
- CN106197224A CN106197224A CN201610472372.3A CN201610472372A CN106197224A CN 106197224 A CN106197224 A CN 106197224A CN 201610472372 A CN201610472372 A CN 201610472372A CN 106197224 A CN106197224 A CN 106197224A
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- Prior art keywords
- tiller
- test
- graduated disc
- turn
- nozzle
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/24—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The invention discloses a kind of hydraulic jet propulsion system test steering angle and indicate device, belong to hydraulic jet propulsion system field.This device is suitably mounted to turn to nozzle and turn on cover bowl, described turn to nozzle by rotating shaft may be rotatably mounted at described in turn on cover bowl, described device includes: pointer, graduated disc, test tiller turns to the installing plate on cover bowl described in being removably mounted at, described graduated disc is circular arc and is arranged on described installing plate, the center of circle of described graduated disc overlaps with the described pivot center turning to nozzle, the middle part of described test tiller may be rotatably mounted in described rotating shaft, one end of described test tiller turns on nozzle described in being removably mounted at, described pointer is arranged on the other end of described test tiller and points to described graduated disc, described graduated disc is provided with the scale of curved layout, initial position indicator hole it is further opened with on described graduated disc.The certainty of measurement of this device is high, and angle reads intuitive and convenient, and efficiency is high.
Description
Technical field
The present invention relates to hydraulic jet propulsion system field, indicate particularly to a kind of hydraulic jet propulsion system test steering angle
Device.
Background technology
Hydraulic jet propulsion system is a kind of power set of the marine equipments such as boats and ships, and it is mainly by high from stern by water
Speed sprays thus produces jet water course, utilizes the counteracting force of jet water course to realize the propelling of boats and ships.Turning of hydraulic jet propulsion system
Completing by transfer to function, transfer includes turning to cover bowl and turning to nozzle, and turning to nozzle to pass through rotating shaft can turn
Dynamic being arranged on turns on cover bowl.
The accuracy relation that turns to of transfer performance and the efficiency of hydraulic jet propulsion system.Wherein, steering angle is to turn to
The important indicator of precision.When hydraulic jet propulsion system carries out debugging test, detection and the debugging of steering locking angle degree will be carried out.Existing
Some steering angle measurements are when turning to nozzle to be in the most left, the rightest and centre position, measure respectively and turn to cover bowl and turn to
Size between nozzle, obtains steering angle by calculating.
During realizing the present invention, inventor finds that prior art at least there is problems in that
The metering system of existing steering angle is the most directly perceived, it is impossible to be directly read out, and turns to the space of nozzle side
Little so that certainty of measurement is relatively low and inefficient, the acquisition for steering angle is made troubles.
Summary of the invention
In order to solve the problem that in prior art, the metering system of steering angle is not directly perceived, precision is relatively low and inefficient,
Embodiments provide a kind of hydraulic jet propulsion system test steering angle and indicate device.Described technical scheme is as follows:
Embodiments provide a kind of hydraulic jet propulsion system test steering angle and indicate device, it is adaptable to be arranged on
Hydraulic jet propulsion system turn to nozzle and turn on cover bowl, described in turn to nozzle by rotating shaft may be rotatably mounted at described in turn to cover
On bowl, described device includes: pointer, graduated disc, test tiller and turn to the installing plate on cover bowl, institute described in being removably mounted at
State graduated disc to be circular arc and be arranged on described installing plate, the center of circle of described graduated disc and the pivot center of described rotating shaft nozzle
Overlapping, the middle part of described test tiller may be rotatably mounted in described rotating shaft, and one end of described test tiller is removably mounted at
Described turning on nozzle, described pointer is arranged on the other end of described test tiller and points to described graduated disc, described scale
Dish is provided with the scale arranged in circular arc, and described graduated disc is further opened with initial position indicator hole.
Specifically, described test tiller offers screwed hole, described pointer is provided with and closes with described corresponding threaded holes
External screw thread, described pointer is threadeded with described test tiller.
Further, described screwed hole is multiple, and multiple described screwed holes are arranged along the length direction of described test tiller.
Further, described device also includes the first nut and the second nut, described first nut and described second nut
Being separately mounted on described pointer, described first nut and described second nut are respectively arranged at the contrary of described test tiller
On both sides.
Specifically, described graduated disc is provided with the scale overlapping arranged concentric more.
Specifically, described graduated disc offering the first screw hole of oval type, described graduated disc passes through described first spiral shell
Nail and screw are arranged on described installing plate.
Specifically, also to include that the first level indicator and the second level indicator, described first level indicator are arranged on described for described device
On the end face of test tiller, described second level indicator is arranged on the end face of described graduated disc.
Specifically, on described test tiller, width along described test tiller is further opened with multiple being arranged side by side
Second screw hole of oval type, the length direction of described second screw hole is identical with the length direction of described test tiller, described
Test tiller the first end by described second screw hole and screw be arranged on described in turn on nozzle.
Specifically, described rotating shaft is rotating shaft screw bolt, and described device also includes that lining, described lining are arranged on described rotating shaft spiral shell
On the outer wall of bolt.
Specifically, described installing plate being provided with hookup wire, on described graduated disc, the position of corresponding described hookup wire is offered
There is through hole.
The technical scheme that the embodiment of the present invention provides has the benefit that the hydraulic jet propulsion that the embodiment of the present invention provides
Device experiment steering angle indicates device, and graduated disc is arranged on by installing rack and turns on cover bowl, by the middle part of test tiller
May be rotatably mounted on rotating shaft screw bolt, and be arranged on and turn on nozzle in one end of test tiller, pointer is arranged on test tiller
The other end on and point to graduated disc so that test tiller can be followed and turned to nozzle rotation, so that pointer can be actual anti-
Reflect the angle show concrete scale on graduated disc of coming about turning to nozzle, and then obtain the transfer of hydraulic jet propulsion system
Steering angle, this device makes full use of the relatively large space turning to cover bowl side, thus completes hydraulic jet propulsion system
The detection of big steering angle and debugging.Meanwhile, the certainty of measurement of this device is high, and angle reads intuitive and convenient, and efficiency is high.
Accompanying drawing explanation
For the technical scheme being illustrated more clearly that in the embodiment of the present invention, in embodiment being described below required for make
Accompanying drawing be briefly described, it should be apparent that, below describe in accompanying drawing be only some embodiments of the present invention, for
From the point of view of those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other according to these accompanying drawings
Accompanying drawing.
Fig. 1 is the structural representation of the hydraulic jet propulsion system test steering angle instruction device that the embodiment of the present invention provides
Figure；
Fig. 2 is the plan structure schematic diagram of the graduated disc that the embodiment of the present invention provides；
Fig. 3 is the plan structure schematic diagram of the test tiller that the embodiment of the present invention provides；
Fig. 4 is the structural representation of the lining that the embodiment of the present invention provides；
Fig. 5 is the structural representation that the installing plate that the embodiment of the present invention provides coordinates with ring flange.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing to embodiment party of the present invention
Formula is described in further detail.
Embodiment
Embodiments provide a kind of hydraulic jet propulsion system test steering angle and indicate device, it is adaptable to be arranged on
Turning to nozzle a and turning on cover bowl b of hydraulic jet propulsion system, is turned to nozzle a to be may be rotatably mounted at by rotating shaft and turns to cover bowl b
On, as it is shown in figure 1, this device includes: pointer 1, graduated disc 2, test tiller 4 and be removably mounted at the peace turned on cover bowl b
Dress plate 5, as in figure 2 it is shown, graduated disc 2 for circular arc and is arranged on installing plate 5, the center of circle of graduated disc 2 high scale 2a with turn to
The pivot center of nozzle a overlaps, and the middle part of test tiller 4 may be rotatably mounted in rotating shaft, and one end of test tiller 4 is detachably pacified
Being contained in and turn on nozzle a, pointer 1 is arranged on the other end of test tiller 4 and points to graduated disc 2, and graduated disc 2 is provided with in circle
The scale 2a that arc is arranged, graduated disc 2 is further opened with initial position indicator hole 2b, initial position indicator hole 2b and refers to for instruction
The initial position of pin 1.Wherein, pointer 1 and graduated disc 2 can be mutually perpendicular to arrange, initial position indicator hole 2b can be opened in
The center of scale 2a, the initial position of this pointer 1 is pointer 1 location before the test.The circle of the scale 2a of circular arc
The heart overlaps with the pivot center turning to nozzle a.
Specifically, in the present embodiment, the initial position of pointer 1 can be to turn to the axis of nozzle a and turn to cover bowl b
When axis is positioned at same straight line, pointer 1 location.Additionally, the diameter of initial position indicator hole 2b can be 5mm, and just
Beginning, position indicator hole 2b can be as the zero angle position of scale 2a.
Specifically, as it is shown on figure 3, offer screwed hole 4a on test tiller 4, pointer 1 is provided with and corresponding threaded holes
The external screw thread closed, pointer 1 is threadeded with test tiller 4.Threaded can Fast Installation adjust the height of pointer 1, joint
Save the set-up time.Specifically, pointer 1 can be copper rod, and one end of pointer 1 is pointer cone, and the other end of pointer 1 is provided with spiral shell
Stricture of vagina, in the present embodiment, the reach that pointer 1 is arranged can be the 2/3 of pointer 1 total length, relative by adjusting pointer 1
In the position of test tiller 4, the pointer 1 height relative to graduated disc 2 can be adjusted, consequently facilitating user reading angular.
Further, screwed hole 4a is multiple, and multiple screwed hole 4a arrange along the length direction of test tiller 4.Multiple spiral shells
Pit 4a can provide suitable installation site for pointer 1, so that this device can adapt to the hydraulic jet propulsion dress of different model
Put.In the present embodiment, screwed hole 4a can be four.
Further, this device can also include the first nut 6 and the second nut 7, the first nut 6 and 7 points of the second nut
Not being arranged on pointer 1, the first nut 6 and the second nut 7 are respectively arranged on the contrary both sides of test tiller 4.First spiral shell
Mother 6 and the second nut 7 are used for locking pointer 1.Additionally, pointer 1 the shaft shoulder radially can be set, when hydraulic jet propulsion system space
Time less, the second nut 7 can be saved, retain the first nut 6, the end face of the shaft shoulder is against the bottom surface of test tiller 4, thus
The range of accommodation increasing pointer 1 of limits.
Specifically, as in figure 2 it is shown, be provided with the scale 2a overlapping arranged concentric on graduated disc 2 more.The quarters overlapping arranged concentric more
Degree 2a enables a user to the scale 2a different according to the spatial choice turned between nozzle a and test tiller 4.Additionally, it is remote
Scale 2a distance rotating shaft screw bolt 3 from the center of circle farther out, thus increases the displaying ratio of angle, and this is more conducive to user and judges to refer to
The scale 2a of pin 1 indication also makes the reading of angle more accurate, and in the present embodiment, this scale 2a is two sets, in other embodiments
In, user can adjust the quantity of scale 2a as the case may be.Wherein, graduated disc 2 can be the rudder angle scale of thickness 3mm
Plate.The hard over angle of hydraulic jet propulsion system is 28 °, the scale 2a that the present embodiment provides the range of zero angle position both sides equal
Can be 0 °～34 °, and be often a scale unit twice, meanwhile, " 0 ° ", " left " and " right " can be marked on graduated disc 2
Deng mark, it is simple to user reads.
Specifically, graduated disc 2 offers the first screw hole 2c of oval type, graduated disc 2 by the first screw hole 2c and
Screw is arranged on installing plate 5.Wherein, the length direction of the first screw hole 2c of oval type and the axis direction turning to cover bowl b
Identical, the first screw hole 2c of oval type can adjust the graduated disc 2 position on installing plate 5 so that this device can adapt to
The hydraulic jet propulsion system of Multiple Type.
Specifically, as it is shown on figure 3, test tiller 4 on multiple along test tiller 4 widths be further opened with multiple also
Second screw hole 4b of the oval type that arrangement is put, the length direction of the second screw hole 4b is identical with the length direction of test tiller 4,
One end of test tiller 4 is arranged on by the second screw hole 4b and screw and turns on nozzle a.Hydraulic jet propulsion due to different model
The screw installation site difference turned on nozzle a of device, the second screw hole 4b arranging multiple oval type can adapt to difference
The hydraulic jet propulsion system of model, improves the versatility of test tiller 4.In the present embodiment, the second screw hole 4b can be four,
Additionally, the quantity of the second screw hole 4b and position can be adjusted according to the nozzle a that turns to of different hydraulic jet propulsion systems.Test
The diameter of the through hole matched with rotating shaft screw bolt 3 offered on tiller 4 needs the rotating shaft screw bolt 3 with maximum gauge to match, from
And improve the versatility of test tiller 4.
Further, test tiller 4 and graduated disc 2 are the most horizontally disposed, and this device can also include the first level indicator 8 and the
Two level indicators 9, the first level indicator 8 is arranged on the end face of test tiller 4, and the second level indicator 9 is arranged on the end face of graduated disc 2
On.In order to ensure that this device has higher precision and reliability, test tiller 4 is the most horizontally disposed with graduated disc 2, rotating shaft screw bolt
3 and pointer 1 the most vertically arrange, the axis of the axis of pointer 1 and rotating shaft screw bolt 3 and the screw that is arranged in the second screw hole 4b
Axis is positioned at same perpendicular, can understand test tiller 4 in time by the first level indicator 8 and the second level indicator 9 and carve
The Realize of scale 2, if horizon effect is bad, can reduce precision and the reliability of this device.When test tiller 4 and scale
When the horizon effect of dish 2 is bad, can pass through on test tiller 4 and graduated disc 2, add auxiliary spacer, or, by fine setting
Mode Adjustment Tests tiller 4 and graduated disc 2 horizon effect such as test tiller 4, graduated disc 2 and installing plate 5.In the present embodiment,
First level indicator 8 and the second level indicator 9 can be all easy air-bubble level.
Specifically, as shown in Figure 4, rotating shaft can be rotating shaft screw bolt 3, and this device can also include that lining 10, lining 10 are pacified
It is contained on the outer wall of rotating shaft screw bolt 3.Rotating shaft screw bolt 3 can be isolated, simultaneously by lining 10 with test tiller 4, it is also possible to by rotating shaft
Bolt 3 is isolated with turning to nozzle a, thus prevent rotating shaft screw bolt 3 and test tiller 4, rotating shaft screw bolt 3 and turn between nozzle a send out
Raw abrasion.In the present embodiment, lining 10 can be the flanged (FLGD) lining in top 10, the flange end of lining 10 and test tiller 4
Bottom surface laminating, thus lining 10 is played the effect of location.Additionally, the thickness of this lining 10 can be multiple, thus adapt to
Rotating shaft screw bolt 3 respectively and is tested tiller 4 and turns to the size in gap between nozzle a, makes rotating shaft screw bolt 3 can adapt to different model
Hydraulic jet propulsion system.It is less that the diameter of the rotating shaft screw bolt 3 in the present embodiment can be arranged, by various sizes of lining 10
The hydraulic jet propulsion system of this device adaptation Multiple Type can be made.
Specifically, installing plate 5 being provided with hookup wire 5a, on graduated disc 2, the position of corresponding hookup wire 5a offers through hole
2d.Wherein, hookup wire 5a can be arranged in the end face of installing plate 5 in the heart, and along turning to the axial direction of cover bowl b to arrange,
When graduated disc 2 is installed, hookup wire 5a is adjusted to through hole 2d the location that can realize installing plate 5 with graduated disc 2, thus ensures
The installation accuracy of graduated disc 2, and then guarantee the accuracy of this measurement device.Wherein, installing plate 5 can be thickness be the plate of 10mm
Son, the width of through hole 2d can be 1mm, and the centrage of this through hole 2d and initial position indicator hole 2b are all along the axle turning to cover bowl b
Line is arranged.
Specifically, as it is shown in figure 5, installing plate 5 may be mounted on the sidewall of the ring flange b1 turning to cover bowl b, installing plate 5
Bottom be the arc matched with ring flange b1.The arc-shaped side of installing plate 5 and ring flange b1 inner ring arranged concentric, and installing plate
The arc-shaped side of 5 than the big 2mm of radius of ring flange b1 inner ring (turning to the import cylindrical of cover bowl b), so it can be avoided that installing plate 5 with
Turn to cover bowl b to interfere, reserve certain fine setting space for installing plate 5 simultaneously, additionally, along ring flange b1 on ring flange b1
Centrage symmetry offer multiple bolt hole for connecting directional nozzle, this device can be used two of which and be arranged symmetrically with
Bolt hole be used for installing plate 5 is installed.
Following is a brief introduction of the hydraulic jet propulsion system test steering angle that the embodiment of the present invention provides and indicate device
Installation process:
Before instruction device is installed, adjusts and turn to nozzle a and turn to the position of cover bowl b, make to turn to the centrage of nozzle a and
The centrage turning to cover bowl b is located on the same line.
When mounted, installing plate is arranged on turns to cover bowl b to make the centrage of installing plate 5 and the centrage turning to cover bowl b
Parallel and be positioned at same perpendicular and arrange, and then realize the location purpose of installing plate 5, graduated disc 2 be arranged on installation
On plate 5, and ensure the centrage of graduated disc 2 and the centerline parallel of installing plate 5 and be positioned at same perpendicular.
Test tiller 4 is used to replace the tiller on hydraulic jet propulsion system to be tested, the installation position of Adjustment Tests tiller 4
Put, make test tiller 4 centrage and the centerline parallel turning to nozzle a and be positioned at same perpendicular, pointer 1 is installed, makes
In the head deep enough initial position indicator hole 2b of energy of pointer 1, make pointer 1 be in initial position, it is achieved positioning function, carrying out
During measurement, the height of pointer 1 can be improved, make the head of pointer 1 leave in initial position indicator hole 2b, by pointer 1 head
The position pointing to scale 2a obtains steering angle.
The hydraulic jet propulsion system test steering angle that the embodiment of the present invention provides indicates device, and the embodiment of the present invention provides
Hydraulic jet propulsion system test steering angle indicate device, graduated disc is arranged on by installing rack and turns on cover bowl, will test
The middle part of tiller may be rotatably mounted on rotating shaft screw bolt, and be arranged on and turn on nozzle in one end of test tiller, and pointer is installed
On the other end of test tiller and point to graduated disc so that test tiller can be followed and turned to nozzle rotation, so that pointer
Actual reflection can turn to the angle show concrete scale on graduated disc of coming about of nozzle, and then obtain hydraulic jet propulsion system
The steering angle of transfer, this device makes full use of the relatively large space turning to cover bowl side, thus completes water spray and push away
Enter detection and the debugging of the steering locking angle degree of device.Meanwhile, the certainty of measurement of this device is high, and angle reads intuitive and convenient, and
Efficiency is high, highly versatile, it is adaptable to the hydraulic jet propulsion system of different model.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all spirit in the present invention and
Within principle, any modification, equivalent substitution and improvement etc. made, should be included within the scope of the present invention.
Claims (10)
1. a hydraulic jet propulsion system test steering angle indicates device, it is adaptable to be arranged on hydraulic jet propulsion system turns to spray
Mouth and turn on cover bowl, described in turn to nozzle by rotating shaft may be rotatably mounted at described in turn on cover bowl, it is characterised in that described
Device includes: pointer, graduated disc, test tiller and turn to the installing plate on cover bowl, described graduated disc described in being removably mounted at
For circular arc and be arranged on described installing plate, the center of circle of described graduated disc overlaps with the described pivot center turning to nozzle, institute
State test tiller middle part may be rotatably mounted in described rotating shaft, one end of described test tiller be removably mounted at described in turn to
On nozzle, described pointer is arranged on the other end of described test tiller and points to described graduated disc, and described graduated disc is provided with
The scale arranged in circular arc, described graduated disc is further opened with initial position indicator hole.
Device the most according to claim 1, it is characterised in that offer screwed hole, described pointer on described test tiller
On be provided with the external screw thread closed with described corresponding threaded holes, described pointer is threadeded with described test tiller.
Device the most according to claim 2, it is characterised in that described screwed hole is multiple, multiple described screwed holes are along institute
The length direction stating test tiller is arranged.
Device the most according to claim 2, it is characterised in that described device also includes the first nut and the second nut, institute
Stating the first nut and described second nut is separately mounted on described pointer, described first nut and described second nut set respectively
It is placed on the contrary both sides of described test tiller.
Device the most according to claim 1, it is characterised in that be provided with the quarter overlapping arranged concentric on described graduated disc more
Degree.
Device the most according to claim 1, it is characterised in that offer the first screw of oval type on described graduated disc
Hole, described graduated disc is arranged on described installing plate by described first screw hole and screw.
Device the most according to claim 1, it is characterised in that described test tiller and described graduated disc are the most horizontally disposed,
Described device also includes that the first level indicator and the second level indicator, described first level indicator are arranged on the end face of described test tiller
On, described second level indicator is arranged on the end face of described graduated disc.
Device the most according to claim 1, it is characterised in that along the width of described test tiller on described test tiller
Direction is further opened with the second screw hole of multiple oval type being arranged side by side, the length direction of described second screw hole and described examination
The length direction testing tiller is identical, one end of described test tiller by described second screw hole and screw be arranged on described in turn to
On nozzle.
Device the most according to claim 1, it is characterised in that described rotating shaft is rotating shaft screw bolt, described device also includes lining
Set, described lining is arranged on the outer wall of described rotating shaft screw bolt.
Device the most according to claim 1, it is characterised in that be provided with hookup wire, described graduated disc on described installing plate
The position of the described hookup wire of upper correspondence offers through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610472372.3A CN106197224B (en) | 2016-06-23 | 2016-06-23 | A kind of hydraulic jet propulsion system test steering angle instruction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610472372.3A CN106197224B (en) | 2016-06-23 | 2016-06-23 | A kind of hydraulic jet propulsion system test steering angle instruction device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106197224A true CN106197224A (en) | 2016-12-07 |
| CN106197224B CN106197224B (en) | 2019-11-29 |
Family
ID=57461676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610472372.3A Active CN106197224B (en) | 2016-06-23 | 2016-06-23 | A kind of hydraulic jet propulsion system test steering angle instruction device |
Country Status (1)
| Country | Link |
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| CN (1) | CN106197224B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2051912U (en) * | 1989-05-10 | 1990-01-31 | 郭洲福 | Dipmeter for front axle of vehicle |
| DE4111278A1 (en) * | 1991-04-08 | 1992-10-22 | Sebastian Koerber | Angle measurer for conical objects esp. tooth stumps and crowns - has linked elongated elements with sensing tips one with scale and one with corresp. pointer and biassing spring |
| CN2209324Y (en) * | 1994-03-10 | 1995-10-04 | 中国人民解放军空军驻3127厂军事代表 | Airplane rudder and its adjusting sheet angle measuring device |
| JPH10300404A (en) * | 1997-04-24 | 1998-11-13 | Kiyousenyou:Kk | Pachinko machine nail angle measuring instrument |
| CN2575602Y (en) * | 2002-10-10 | 2003-09-24 | 重庆宗申技术开发研究有限公司 | Multifunction level |
| CN202177508U (en) * | 2011-07-14 | 2012-03-28 | 浙江豪情汽车制造有限公司 | Overturn valve detecting device |
| CN105547115A (en) * | 2016-02-02 | 2016-05-04 | 福建省马尾造船股份有限公司 | Device and method for determining rudder system rudder steering angle |
-
2016
- 2016-06-23 CN CN201610472372.3A patent/CN106197224B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2051912U (en) * | 1989-05-10 | 1990-01-31 | 郭洲福 | Dipmeter for front axle of vehicle |
| DE4111278A1 (en) * | 1991-04-08 | 1992-10-22 | Sebastian Koerber | Angle measurer for conical objects esp. tooth stumps and crowns - has linked elongated elements with sensing tips one with scale and one with corresp. pointer and biassing spring |
| CN2209324Y (en) * | 1994-03-10 | 1995-10-04 | 中国人民解放军空军驻3127厂军事代表 | Airplane rudder and its adjusting sheet angle measuring device |
| JPH10300404A (en) * | 1997-04-24 | 1998-11-13 | Kiyousenyou:Kk | Pachinko machine nail angle measuring instrument |
| CN2575602Y (en) * | 2002-10-10 | 2003-09-24 | 重庆宗申技术开发研究有限公司 | Multifunction level |
| CN202177508U (en) * | 2011-07-14 | 2012-03-28 | 浙江豪情汽车制造有限公司 | Overturn valve detecting device |
| CN105547115A (en) * | 2016-02-02 | 2016-05-04 | 福建省马尾造船股份有限公司 | Device and method for determining rudder system rudder steering angle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106197224B (en) | 2019-11-29 |
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