CN106949817A - A kind of horizontal mechanical is overrun the angle regulator and method of detecting system - Google Patents
A kind of horizontal mechanical is overrun the angle regulator and method of detecting system Download PDFInfo
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- CN106949817A CN106949817A CN201710224800.5A CN201710224800A CN106949817A CN 106949817 A CN106949817 A CN 106949817A CN 201710224800 A CN201710224800 A CN 201710224800A CN 106949817 A CN106949817 A CN 106949817A
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- support arm
- angle
- slide bar
- hole
- annular support
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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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- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The present invention provides the angle regulator and method that a kind of horizontal mechanical overruns detecting system, including：Annular support, installation support arm and angle regulating unit；One end of the angle regulating unit is connected with the annular support by slide bar locking device；The other end of the angle regulating unit is connected with the installation support arm by fixed column, wherein, the angle regulating unit is used for the angle for adjusting the installation support arm；The annular support is mounted on bearings by axis hole, wherein, the bearing is arranged on motor main shaft；Described one end for installing support arm is arranged on the bearing by axis hole, and coaxially arranged with the annular support.A kind of horizontal mechanical that the present invention is provided is overrun the angle regulator and method of detecting system, and simple to operate, easy to control, low cost, measurement is accurate.
Description
Technical field
The present invention relates to technical field of mechanical design, a kind of angle for detecting system of being overrun more particularly, to horizontal mechanical
Spend adjusting means and method.
Background technology
Turbine-generator units are the capital equipments of water-power plant.People take many measures to ensure it for a long time
Safe and stable operation.At present, domestic each power station mostly completes above-mentioned task using all kinds of electric overspeed protection devices, with
The heavy losses for avoiding unit from triggering by accident hypervelocity.But these protection devices have following deficiency：First, working as electrical equipment
When element is because of some reasons, tripping or malfunction, it is impossible to reliably prevent that the rotating speed of unit from raising；Second, when station service stops for some reason
When electric, electric protective device can not then be put into, and unit operation is in unprotect state, once occur speed or even driving event,
Consequence is hardly imaginable.As a kind of redundancy processing method of electric overspeed protection, machinery detecting system of overrunning is commonly used to water
When runaway speed occurs for turbine generator group, protection signal is sent, so as to start power-off operation program, the hair of unit failure is prevented
It is raw.
The horizontal mechanical action of detector in detecting system of overrunning is influenceed by self gravitation and generating set throw.Visit
The centrifugal-block of device is surveyed in different azimuth, gravity influence is different, meanwhile, the throw of different azimuth when horizontal type generator group is rotated is also
Differ.Therefore, horizontal mechanical detecting system of overrunning sends the time of protection signal and horizontal mechanical is overrun detecting system triggering
The installation position of mechanism is relevant.
In the prior art, horizontal mechanical overrun detecting system trigger mechanism installation position pass through put into practice operation obtain warp
Test to determine, there is the problem of installation accuracy is inaccurate, so as to influence the overall performance of equipment.
The content of the invention
In order to overcome the above-mentioned problems in the prior art at least in part, the present invention provides a kind of horizontal mechanical and overrun
The angle regulator and method of detecting system.
A kind of angle regulator for detecting system of being overrun according to an aspect of the present invention there is provided horizontal mechanical, including：
Annular support 1, installation support arm 2 and angle regulating unit 3；One end of the angle regulating unit 3 passes through with the annular support 1
Slide bar locking device 12 is connected；The other end of the angle regulating unit 3 is connected with the installation support arm 2 by fixed column 18,
Wherein, the angle regulating unit 3 is used for the angle for adjusting the installation support arm 2；The annular support 1 is installed by axis hole 4
On the bearing, wherein, the bearing is arranged on motor main shaft；Installed by axis hole 4 described one end for installing support arm 2
On the bearing, and it is coaxially arranged with the annular support 1.
Wherein, the annular support 1 includes：Angle index ring 6, installation support arm retainer ring 5 and ring stand linking arm 17；Its
In, the two ends of the angle index ring 6 are connected with the ring stand linking arm 17, the two ends for installing support arm retainer ring 5 and institute
State the two ends connection of ring stand linking arm 17.
Wherein, the annular support 1 is provided with ring stand fixing hole 11, the second bolt hole 19 and axis hole 4；Wherein, the ring
Frame fixing hole 11 is used to fix the annular support 1 in outside support；Slide bar locking device 12 passes through second bolt hole
The 19 connection ring stand linking arms 17 and the angle regulating unit 3.
Wherein, it is provided with the installation support arm 2：Axis hole 4, vernier hole 7, the bolt hole 9 of mounting hole 8 and first；It is described
Vernier hole 7 is used to observe the angle on the angle index ring 6；The mounting hole 8 be used for install horizontal mechanical overrun detection system
The electrical apparatus release of system is on the other end for installing support arm 2；Support arm locking device 16 fixes the installation by first bolt hole 9
Support arm 2 is on the annular support 1.
Wherein, the angle regulating unit 3 includes：Spiral slide bar 13, rotating tension bar 14 and screw rod 15；Wherein, it is described
The one end of spiral slide bar 13, the one end of the screw rod 15, the two ends of the rotating tension bar 14 are provided with screw thread, the spiral slide bar 13
It is connected through a screw thread with the rotating tension bar 14, the screw rod 15 is connected through a screw thread with the rotating tension bar 14；Wherein, lead to
Cross and rotate the rotating tension bar 14 and can adjust one end of the screw rod 15 and one end distance of the spiral slide bar 13.
Wherein, one end of the screw rod 15 is connected with the installation support arm 2 by fixed column 18；The spiral slide bar 13
One end be connected with the ring stand linking arm 17 by slide bar locking device 12；Wherein, by adjusting the slide bar locking device
12 and slide the spiral slide bar 13 and be used to adjust between one end of the spiral slide bar 13 and the slide bar locking device 12
Distance, predetermined angle is adjusted to by the installation support arm 2.
A kind of angle regulation method for detecting system of being overrun according to another aspect of the present invention there is provided horizontal mechanical, bag
Include：The annular support 1 is fixed on outside support by ring stand fixing hole 11；The electrical apparatus release for detecting system that machinery is overrun
It is arranged on by mounting hole 8 on the installation support arm 2；By rotating the installation support arm 2 and adjusting the slide bar locking dress
Putting 12 is used to the installation support arm 2 being adjusted to predetermined angle.
Wherein, methods described also includes：It is pre- for the installation support arm 2 to be fine-tuning to by rotating the rotating tension bar 14
If angle.
Wherein, methods described also includes:The anglec of rotation for installing support arm 2 is observed by the vernier hole 7；Locked by support arm
The installation support arm 2 is fixed on the annular support 1 by tight device 16.
Wherein, also include before the angle regulator carries out angular adjustment：By the annular support 1 by described
Axis hole 4 is arranged on the bearing；By it is described installation support arm 2 by the axis hole 4 be arranged on the bearing on, and with the ring
Shape support 1 is coaxially arranged.
To sum up, a kind of horizontal mechanical for providing of the present invention is overrun the angle regulator and method of detecting system, will be horizontal
The overrun electrical apparatus release of detecting system of machinery is arranged on and installed on support arm, and adjusts its front and back position, and pass through angular adjustment list
Member is adjusted to required angle by support arm is installed.A kind of horizontal mechanical that the present invention is provided is overrun the angle regulator of detecting system
And method, simple to operate, easy to control, low cost, measurement is accurately.
Brief description of the drawings
Fig. 1 be according to a kind of horizontal mechanical of the embodiment of the present invention overrun detecting system angle regulator structure
Figure；
Fig. 2 be according to a kind of horizontal mechanical of further embodiment of this invention overrun detecting system angle regulation method stream
Cheng Tu；
Description of reference numerals
1- annular supports 2- installs support arm
3- angle regulating unit 4- axis holes
5- installs support arm retainer ring 6- angle index rings
7- verniers hole 8- mounting holes
9- the first bolt hole 10- mounting discs
11- ring stand fixing hole 12- slide bar locking devices
13- spiral slide bar 14- rotating tension bars
15- screw rod 16- support arm locking devices
17- ring stand linking arm 18- fixed columns
The bolts hole of 19- second
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is explicitly described, it is clear that described embodiment be the present invention
A part of embodiment, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not having
The every other embodiment obtained under the premise of creative work is made, the scope of protection of the invention is belonged to.
In the present invention, except as otherwise clear stipulaties, the term such as term " installation ", " connected ", " connection " should be interpreted broadly,
For example, can be fixedly connected, also it is detachably connected, or integrally；Can be by being mechanically coupled, also can be by being electrically connected；Can direct phase
Even, also can by medium be connected, or element internal connection or interaction relationship.For those of ordinary skill in the art
For, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
In one embodiment of the invention, with reference to Fig. 1, a kind of horizontal mechanical overrun detecting system angular adjustment dress
Put, including：Annular support 1, installation support arm 2 and angle regulating unit 3；
One end of the angle regulating unit 3 is connected with the annular support 2 by slide bar locking device 12；
The other end of angle regulating unit 3 is connected with the installation support arm 2 by fixed column 18, wherein, the angle
Adjustment unit is used for the anglec of rotation for adjusting the installation support arm；
The annular support 1 is mounted on bearings by axis hole 4, wherein, the bearing is arranged on motor main shaft；
It is described install support arm 2 one end by axis hole 4 be arranged on the bearing on, and with the coaxial cloth of the annular support 1
Put.
In the present embodiment, machinery detecting system of overrunning can be fixed on hydrogenerator set main shaft by installing annex
On.Detect that unit is overrun by purely mechanic mode, when generating unit speed reaches and exceeds the action rotating speed of setting, pass through hydraulic pressure
Amplifier element connects related oil circuit driving water distributor and realizes shutdown operation, to ensure the safety of unit.Machinery is overrun detection
System is made up of electrical apparatus release, distributing valve, centrifugation detector, mounting ring and its annex, and wherein electrical apparatus release and distributing valve is assembled into
Together, it is an entirety.Wherein, it is that electrical apparatus release refers to be connected with breaker mechanical or that composition is overall, to discharge holding
Mechanism and the device for making breaker disconnect automatically.
Specifically, horizontal mechanical overrun detecting system angle regulator by annular support 1, support arm 2 and angle are installed
Adjustment unit 3 is constituted, and one end of angle regulating unit 3 is connected with annular support 2 by slide bar locking device 12, angular adjustment list
The other end of member 3 is connected with installing support arm 2 by fixed column 18, wherein, angle regulating unit 3, which is used to adjust, installs support arm 2
The anglec of rotation, annular support 1 is mounted on bearings by axis hole 4, wherein, bearing is arranged on above motor main shaft, installs branch
One end of arm 2 is mounted on bearings by axis hole 4, and coaxially arranged with annular support 1.Preferably, slide bar locking device 12 is
Bolt connection.
The angle regulator for detecting system of being overrun the embodiments of the invention provide a kind of horizontal mechanical, in motor main shaft
Bearing is set above, and annular support will install support arm adjustment by axis hole face mounted on bearings, then by angle regulating unit
To required angle, the electrical apparatus release of mechanical detecting system of overrunning is arranged on by mounting hole and installed on support arm.Device operation letter
Single, easy to control, low cost and measurement are accurate.
In another embodiment of the present invention, on the basis of above-described embodiment, the annular support 1 includes：Angle
Calibration loop 6, installation support arm retainer ring 5 and ring stand linking arm 17；Wherein, the two ends of the angle index ring 6 connect with the ring stand
Connect arm 17 to connect, the two ends for installing support arm retainer ring 5 are connected with the two ends of the ring stand linking arm 17.
Preferably, the meter full scale above angle index ring 6 is zero to one hundred eight ten degree.
Specifically, annular support 1 is made up of angle index ring 6, installation support arm retainer ring 5 and ring stand linking arm 17.Angle
The two ends of calibration loop 6 are connected with ring stand linking arm 17, are installed the two ends of support arm retainer ring 5 and are connected with the two ends of ring stand linking arm 17
Connect.Preferably, by angle index ring 6, annular support 1 that support arm retainer ring 5 and ring stand linking arm 17 constitute is installed into sector.
In yet another embodiment of the present invention, on the basis of above-described embodiment, ring is provided with the annular support 1
Frame fixing hole 11, the second bolt hole 19 and axis hole 4；Wherein, the ring stand fixing hole 11 is used to fix the annular support 1 outside
On portion's support；Slide bar locking device 12 connects the ring stand linking arm 17 and the angular adjustment by second bolt hole 19
Unit 3.
Preferably, annular support 1 is used for stationary ring support 1 in outside support, ring stand provided with 5 ring stand fixing holes 11
Linking arm 17 is used to install slide bar locking device 12 provided with 2 the second bolts hole 19, and annular support 1 is used provided with 1 axis hole 4
In on the bearing for placing installation of the annular support 1 on motor main shaft.
In another embodiment of the invention, on the basis of above-described embodiment, set on the installation support arm 2
Have：Axis hole 4, vernier hole 7, the bolt hole 9 of mounting hole 8 and first；The vernier hole 7 is used to observe on the angle index ring 6
Angle；The electrical apparatus release that the mounting hole 8 is used to install horizontal mechanical overspeed protection equipment is installing the other end of support arm 2；Branch
Arm locking device 16 fixes the installation support arm 2 on the annular support 1 by first bolt hole 9.
Preferably, the mounting disc 10 of one end is rectangle on support arm 2 is installed, and mounting disc 10 has 4 mounting holes 8 above, uses
In the electrical apparatus release for installing horizontal mechanical overspeed protection equipment, mounting disc 10 has 2 the first bolts hole 9 to be used to lock by support arm above
Tight device 16 is fixed on support arm 2 is installed on annular support 1, and is had 1 vernier hole on support arm 2 is installed, is carved for viewing angle
The angle spent on ring 6, has 1 axis hole 4 on support arm 2 is installed, for the other end of installation support arm 2 to be arranged on motor main shaft
On the bearing of installation above.Preferably, support arm locking device 16 is bolt connection.
In another embodiment of the invention, on the basis of above-described embodiment, the angle regulating unit 3 includes：Spiral shell
Revolve slide bar 13, rotating tension bar 14 and screw rod 15；Wherein, described one end of spiral slide bar 13, the one end of the screw rod 15, described turn
The dynamic two ends of pull bar 14 are provided with screw thread, and the spiral slide bar 13 is connected through a screw thread with the rotating tension bar 14, the spiral
Bar 15 is connected through a screw thread with the rotating tension bar 14；Wherein, the spiral can be adjusted by rotating the rotating tension bar 14
One end of bar 15 and one end distance of the spiral slide bar 13.
Specifically, angle regulating unit 3 is made up of spiral slide bar 13, rotating tension bar 14 and screw rod 15, spiral slide bar 13
One end, the one end of screw rod 15, the two ends of rotating tension bar 14 are provided with screw thread, and spiral slide bar 13 is connected with rotating tension bar 14 by screw thread
Connect, screw rod 15 is connected through a screw thread with rotating tension bar 14；Wherein, the screw rod can be adjusted by rotary motion pull bar 14
15 one end and one end distance of spiral slide bar 13.
In another of the invention embodiment, on the basis of above-described embodiment, one end of the screw rod 15 with it is described
Support arm 2 is installed to connect by fixed column 18；Locked with the ring stand linking arm 17 by slide bar one end of the spiral slide bar 13
Device 12 is connected；Wherein, it is used to adjust the spiral shell by adjusting the slide bar locking device 12 and sliding the spiral slide bar 13
The distance between one end of slide bar 13 and described slide bar locking device 12 are revolved, the installation support arm 2 is adjusted to predetermined angle.
Specifically, one end of screw rod 15 is connected with installing support arm 2 by fixed column 18, one end of spiral slide bar 13 and ring
Frame linking arm 17 is connected by slide bar locking device 12, wherein, by adjusting slide bar locking device 12 and slip screw slide bar 13
The distance between one end and slide bar locking device 12 for adjusting spiral slide bar 13, will install support arm 2 and are adjusted to preset angle
Degree.
In another of the invention embodiment, referring to figs. 1 to 2, a kind of horizontal mechanical is overrun the angular adjustment of detecting system
Method, including：
S101, the annular support 1 is fixed on outside support by ring stand fixing hole 11；
S102, the electrical apparatus release of mechanical detecting system of overrunning is arranged on the installation support arm 2 by mounting hole 8；
Wherein it is preferred to, the electrical apparatus release of mechanical detecting system of overrunning is passed through into mounting hole 8 with the screw of four M10 × 35
On installation support arm 2.
S103, is used to install branch by described by rotating the installation support arm 2 and adjusting the slide bar locking device 12
Arm 2 is adjusted to predetermined angle.
Preferably, slide bar locking device 12 is bolt connection.Before the angle that support arm 2 is installed in adjustment, slide bar locking dress
The bolt and nut for putting 12 is in released state, and according to the angle that support arm 2 needs is installed, support arm 2 is installed in rotation, and support arm is installed in adjustment
2 are arrived after the angle needed, and angle regulating unit 3 is fixed by the bolt and nut for tightening slide bar locking device 12.Wherein, pacify
Dress support arm 2 can rotate zero to one hundred eight ten degree.
Specifically, the electrical apparatus release of mechanical detecting system of overrunning is pacified by 4 mounting holes 8 with the screw of four M10 × 35
Mounted in install support arm 2 on, by rotate install support arm 2 and adjust slide bar locking device 12 by install support arm 2 be adjusted to default
Angle.
In another embodiment of the invention, on the basis of above-described embodiment, methods described also includes：
It is used to the installation support arm 2 being fine-tuning to predetermined angle by rotating the rotating tension bar 14.
Specifically, predetermined angle is fine-tuning to by support arm 2 is installed by rotary motion pull bar 14.
In another embodiment of the invention, on the basis of above-described embodiment, methods described also includes:
The anglec of rotation for installing support arm 2 is observed by the vernier hole 7；
The installation support arm 2 is fixed on the annular support 1 by support arm locking device 16.
Wherein it is preferred to, support arm locking device 16 is bolt connection.
Specifically, support arm 2 is installed by rotation and adjusts slide bar locking device 12 and be adjusted to preset angle by support arm 2 is installed
After degree, the anglec of rotation for installing support arm 2 is observed by vernier hole 7, then fixed support arm 2 is installed by support arm locking device 16
On annular support 1.
A kind of angle regulation method for detecting system of being overrun the embodiments of the invention provide horizontal mechanical, passes through the vernier
The anglec of rotation of support arm is installed in hole observation, then is fixed on by support arm locking device by support arm is installed above annular support.The party
Method is simple to operate, easy to control, low cost and measurement are accurate.
In another embodiment of the invention, on the basis of above-described embodiment, angle is carried out in the angle regulator
Also include before degree regulation：The annular support 1 is arranged on the bearing by the axis hole 4；By the installation support arm 2
It is arranged on by the axis hole on the bearing, and it is coaxially arranged with the annular support 1.
Specifically, bearing is installed on motor main shaft, annular support 1 is mounted on bearings by axis hole 4, then will peace
Fill support arm 2 mounted on bearings and coaxially arranged with the annular support 1.
The angle regulation method for detecting system of being overrun the embodiments of the invention provide a kind of horizontal mechanical, in motor main shaft
Upper installation bearing, it is annular support is mounted on bearings by axis hole, then will to install support arm mounted on bearings, and with the ring
Shape support is coaxially arranged.Before the angle that support arm is installed in adjustment, the bolt and nut of slide bar locking device is in released state, root
According to the angle that support arm needs is installed, support arm, regulation spiral slide bar and rotary motion pull bar are installed in rotation, to adjust installation support arm
Angle regulating unit is fixed to the angle of needs, then by the bolt and nut for tightening slide bar locking device.With four M10 × 35
Screw by machinery overrun detecting system electrical apparatus release by 4 mounting holes be arranged on install support arm on, pass through support arm locking dress
The bolt and nut put is tightened to be fixed on annular support with will install support arm.This method is simple to operate, easy to control, low cost,
And measurement is accurate.
Although being described in conjunction with the accompanying embodiments of the present invention, those skilled in the art can not depart from this hair
Various modifications and variations are made in the case of bright spirit and scope, such modification and modification are each fallen within by appended claims
Within limited range.
Claims (10)
- The angle regulator of detecting system 1. a kind of horizontal mechanical is overrun, it is characterised in that including：Annular support (1), installation Support arm (2) and angle regulating unit (3)；One end of the angle regulating unit (3) is connected with the annular support (1) by slide bar locking device (12)；The other end of the angle regulating unit (3) is connected with the installation support arm (2) by fixed column (18), wherein, it is described Angle regulating unit (3) is used for the angle for adjusting the installation support arm (2)；The annular support (1) is mounted on bearings by axis hole (4), wherein, the bearing is arranged on motor main shaft；Described one end for installing support arm (2) is arranged on the bearing by axis hole (4), and coaxial with the annular support (1) Arrangement.
- 2. device according to claim 1, it is characterised in that the annular support (1) includes：Angle index ring (6), peace Fill support arm retainer ring (5) and ring stand linking arm (17)；Wherein, the two ends of the angle index ring (6) are connected with the ring stand linking arm (17), the installation support arm retainer ring (5) two ends are connected with the two ends of the ring stand linking arm (17).
- 3. device according to claim 2, it is characterised in that the annular support (1) be provided with ring stand fixing hole (11), Second bolt hole (19) and axis hole (4)；Wherein, the ring stand fixing hole (11) is used to fix the annular support (1) in outside support；Slide bar locking device (12) connects the ring stand linking arm (17) by second bolt hole (19) and the angle is adjusted Save unit (3).
- 4. device according to claim 1, it is characterised in that be provided with the installation support arm (2)：Axis hole (4), trip Mark hole (7), mounting hole (8) and the first bolt hole (9)；The vernier hole (7) is used to observe the angle on the angle index ring (6)；The mounting hole (8) be used for install horizontal mechanical overrun detecting system electrical apparatus release install support arm (2) the other end；Support arm locking device (16) is by the fixed installation support arm (2) of first bolt hole (9) in the annular support (1) On.
- 5. device according to claim 1, it is characterised in that the angle regulating unit (3) includes：Spiral slide bar (13), rotating tension bar (14) and screw rod (15)；Wherein, described spiral slide bar (13) one end, the screw rod (15) one end, the rotating tension bar (14) two ends are provided with Screw thread, the spiral slide bar (13) is connected through a screw thread with the rotating tension bar (14), and the screw rod (15) rotates with described Pull bar (14) is connected through a screw thread；Wherein, one end of the screw rod (15) and the spiral slide bar can be adjusted by rotating the rotating tension bar (14) (13) one end distance.
- 6. device according to claim 5, it is characterised in that one end of the screw rod (15) and the installation support arm (2) connected by fixed column (18)；One end of the spiral slide bar (13) is connected with the ring stand linking arm (17) by slide bar locking device (12)；Wherein, it is used to adjust the spiral slide by adjusting the slide bar locking device (12) and sliding the spiral slide bar (13) The distance between one end of bar (13) and the slide bar locking device (12), preset angle is adjusted to by the installation support arm (2) Degree.
- 7. the method that angle regulator any one of a kind of usage right requirement 1 to 6 carries out angular adjustment, its feature exists In, including：The annular support (1) is fixed on outside support by ring stand fixing hole (11)；The electrical apparatus release of mechanical detecting system of overrunning is arranged on the installation support arm (2) by mounting hole (8)；It is used for by rotating the installation support arm (2) and adjusting the slide bar locking device (12) by the installation support arm (2) It is adjusted to predetermined angle.
- 8. method according to claim 7, it is characterised in that methods described also includes：It is used to the installation support arm (2) being fine-tuning to predetermined angle by rotating the rotating tension bar (14).
- 9. method according to claim 8, it is characterised in that methods described also includes:The anglec of rotation for installing support arm (2) is observed by the vernier hole (7)；The installation support arm (2) is fixed on the annular support (1) by support arm locking device (16).
- 10. method according to claim 7, it is characterised in that before the angle regulator carries out angular adjustment Also include：The annular support (1) is arranged on the bearing by the axis hole (4)；The installation support arm (2) is arranged on the bearing by the axis hole (4), and it is coaxial with the annular support (1) Arrangement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710224800.5A CN106949817B (en) | 2017-04-07 | 2017-04-07 | Angle adjusting device and method of horizontal mechanical overspeed detection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710224800.5A CN106949817B (en) | 2017-04-07 | 2017-04-07 | Angle adjusting device and method of horizontal mechanical overspeed detection system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106949817A true CN106949817A (en) | 2017-07-14 |
| CN106949817B CN106949817B (en) | 2020-02-04 |
Family
ID=59475074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710224800.5A Active CN106949817B (en) | 2017-04-07 | 2017-04-07 | Angle adjusting device and method of horizontal mechanical overspeed detection system |
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| Country | Link |
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| CN (1) | CN106949817B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87213837U (en) * | 1987-09-26 | 1988-07-20 | 吴昌 | Inner corner supporter |
| CN101349105A (en) * | 2008-08-14 | 2009-01-21 | 江都揽月机械有限公司 | Loose-leaf type internal corner formwork |
| CN201909795U (en) * | 2010-12-10 | 2011-07-27 | 苏州电器科学研究院股份有限公司 | Electrical product test frame with adjustable angles |
| CN102269923A (en) * | 2010-06-03 | 2011-12-07 | 万里科技股份有限公司 | Shooting angle adjusting device of photo arm |
| CN203009154U (en) * | 2012-12-19 | 2013-06-19 | 重庆华源水电技术工程有限公司 | Mechanical overspeed protection device of hydroelectric generating set |
-
2017
- 2017-04-07 CN CN201710224800.5A patent/CN106949817B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87213837U (en) * | 1987-09-26 | 1988-07-20 | 吴昌 | Inner corner supporter |
| CN101349105A (en) * | 2008-08-14 | 2009-01-21 | 江都揽月机械有限公司 | Loose-leaf type internal corner formwork |
| CN102269923A (en) * | 2010-06-03 | 2011-12-07 | 万里科技股份有限公司 | Shooting angle adjusting device of photo arm |
| CN201909795U (en) * | 2010-12-10 | 2011-07-27 | 苏州电器科学研究院股份有限公司 | Electrical product test frame with adjustable angles |
| CN203009154U (en) * | 2012-12-19 | 2013-06-19 | 重庆华源水电技术工程有限公司 | Mechanical overspeed protection device of hydroelectric generating set |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106949817B (en) | 2020-02-04 |
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