CN201662376U - Linear and rotating dual-purpose switch testing sensor - Google Patents
Linear and rotating dual-purpose switch testing sensor Download PDFInfo
- Publication number
- CN201662376U CN201662376U CN2009203520799U CN200920352079U CN201662376U CN 201662376 U CN201662376 U CN 201662376U CN 2009203520799 U CN2009203520799 U CN 2009203520799U CN 200920352079 U CN200920352079 U CN 200920352079U CN 201662376 U CN201662376 U CN 201662376U
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- gear
- voltage switch
- linear
- testing sensor
- switch testing
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Abstract
The utility model relates to a linear and rotating dual-purpose switch testing sensor, which comprises a sampling ruler and a sampler. The sampling ruler is a rack. The sampler is formed by an encoder which is coaxially connected with one end of a gear. The other end of the gear is connected with a coupling. The rack is connected with the gear in a driving way. A shell is arranged outside the gear of the linear and rotating dual-purpose switch testing sensor. The gear is arranged in the shell and is connected with a middle shaft flange of the encoder through a sliding bearing. By adopting the linear and rotating dual-purpose switch testing sensor, movable contacts can be respectively selected to be connected with the rack or the coupling according to the linear driving method or the rotating driving method of a high-voltage switch to be tested. Thereby, the sensor is not requirement to be replaced for different driving methods, the installation is flexible and rapid and the use is convenient.
Description
Technical field
The utility model relates to a kind of sensor that is used on the high-voltage switch gear motion test instrument, has the synthesis sensor of test straight line swing offset.
Background technology
Acting characteristic when the high-voltage switch gear tester for testing operating characteristics is mainly used to testing high voltage switch combined floodgate, separating brake, comprise the test event that displacement, stroke, speed, spring are correlated with, displacement and stroke signal that the high-voltage switch gear moving contact that collects is moved are input in the tester, analysis meter is calculated the acting characteristic of high-voltage switch gear, and wherein the collection of high-voltage switch gear acting characteristic signal is finished by sensor.
The high-voltage switch gear that present domestic electric system is used is various informative, the moving contact action kind of drive has straight line transmission and rotation transmission during divide-shut brake, traditional high voltage switch tester is when testing multi-form high-voltage switch gear, need change according to the high-voltage switch gear moving contact action kind of drive linear displacement transducer or swing offset sensor are installed, make troubles for the test of high-voltage switch gear acting characteristic, and measuring accuracy is subjected to the influence of the minimum resolution of grating chi, and measuring accuracy is not high.
The utility model content
The purpose of this utility model is to overcome in the above-mentioned high-voltage switch gear tester for testing operating characteristics, more emat sensor influences the low defective of precision to test is made troubles, measuring accuracy is subjected to the grating chi minimum resolution, has straight line and the swing offset sensing is dual-purpose, simple in structure, measure the straight line rotation two-way switch testing sensor of quick, reliable operation accurate, flexible for installation and provide a kind of, in various types of high-voltage switch gear acting characteristic testing experiments.
For achieving the above object, the utility model is achieved through the following technical solutions:
A kind of straight line rotation two-way switch testing sensor comprises sampling chi, sampling thief, and described sampling chi is a tooth bar, and sampling thief is by scrambler and coaxial the connecting to form of gear one end, and the gear other end connects shaft coupling, and described rack and pinion is in transmission connection.
Outside the gear of straight line rotation two-way switch testing sensor a housing is set, gear places in the housing, and gear is connected with the middle shaft flange of scrambler by sliding bearing.
Housing is provided with the jack that inserts tooth bar, and the relative distance of jack and gear is through accurate Calculation and finishing, and wheel and rack accurately meshes when guaranteeing the tooth bar motion, thereby guarantees the accuracy of sensor acquisition signal.
As to of the present utility model perfect, sliding bearing adopts copper sheathing to make, and the copper sheathing surface has must smooth finish, has good wear resistance, and long-term work does not influence measuring accuracy, improves the serviceable life of element.
The utility model adopts said structure, and this straight line and swing offset sensor are provided with a housing, has gear, tooth bar and rotary encoder and link to form in the housing, and is simple in structure, easy to use.
In high-voltage switch gear acting characteristic testing experiment, the test of the high-voltage switch gear moving contact acting characteristic of straight-line transmitting flowing mode only need be connected high-voltage switch gear moving contact or the moving bar that is connected with moving contact with tooth bar; The high-voltage switch gear moving contact acting characteristic test of the rotation kind of drive, only the shaft coupling connection that high-voltage switch gear moving contact or the moving bar that is connected with moving contact need be connected with gear is flexible for installation fast easy to use.
In the high-voltage switch gear acting characteristic testing experiment of straight-line transmitting flowing mode, the action of high-voltage switch gear moving contact, the motion of drive tooth bar, the rack and pinion engaged transmission, the high-voltage switch gear rectilinear motion is converted into rotatablely moving of gear, make the rotary encoder counting that is positioned at housing, thereby changed use traditional raster chi sensitization counting, because under the drive of high-voltage switch gear high-speed motion, be subjected to the restriction of physical strength, its minimum resolution operated by rotary motion is at 1mm, adopts the utility model sensor that rectilinear motion is converted to the rotation of gear, and the sensitization chi that is adopted places encoder housing inside, avoided under the high-speed motion influence to physical strength, minimum precision can be arranged on 0.1 °, and the straight-line displacement minimum resolution can reach 0.1mm, improves high-voltage switch gear acting characteristic measuring accuracy.
Description of drawings
Fig. 1 three-dimensional structure diagram of the present utility model,
Each parts stereographic map of Fig. 2 the utility model enclosure interior;
Among the figure: 1-housing, 2-tooth bar, 3-shaft coupling, 4-gear, 5-axle, 6-sliding bearing, 7-mounting flange, 8-scrambler.
Embodiment
As shown in Figure 1, be the utility model embodiment, straight line rotation two-way switch testing sensor, comprise sampling chi, sampling thief, described sampling chi is a tooth bar 2, sampling thief is connected to form by axle 5 by scrambler 8 and gear 4 one ends, and gear 4 other ends connect shaft coupling 3, and described tooth bar 2 is in transmission connection with gear 4.The gear 4 outer housings 1 that are provided with, its middle gear 4, axle 5, sliding bearing 6, mounting flange 7 are positioned at housing 1 inside, and gear 4 is connected with the mounting flange 7 of scrambler 8 by sliding bearing 6.
Each parts stereographic map of enclosure interior as shown in Figure 2, shown gear 4 is installed on the axle 5 by sliding bearing 6, and axle 5 is connected by mounting flange 7 with scrambler 8; The end that axle 5 is installed in shaft coupling 3, the other end of shaft coupling 3 and measured object high-voltage switch gear moving contact or the moving bar connection that is connected with moving contact; The jack that inserts tooth bar 2 is arranged on the housing 1, and the relative distance of jack and gear 4 guarantees that through accurate Calculation and finishing gear 4 and tooth bar 2 accurately mesh, thereby guarantees the accuracy of sensor acquisition signal.
During use, according to the high-voltage switch gear moving contact kind of drive, the connected mode of the moving bar of selecting the utility model and high-voltage switch gear moving contact or being connected: when tested high-voltage switch gear moving contact straight-line transmitting flowing mode with moving contact, high-voltage switch gear moving contact or the moving bar that is connected with the high-voltage switch gear moving contact closely are connected with an end of tooth bar 2, during the moving contact linearly operating, drive tooth bar 2 rectilinear motions, gear 4 rotates under the engagement of tooth bar 2, like this, rectilinear motion is transformed into rotatablely moves, thereby be installed in the rotary encoder 8 coding countings on the same axle 5 and acquired signal is transferred to tester with gear 4; When the tested high-voltage switch gear moving contact kind of drive is rotary movement, high-voltage switch gear moving contact or the moving bar that is connected with the high-voltage switch gear moving contact are connected with shaft coupling 3, during the spinning movement of high-voltage switch gear moving contact, drive shaft coupling 3 and rotatablely move, be installed in the rotary encoder 8 coding countings on the same axle 5 and acquired signal is transferred to tester with shaft coupling 3.
Described rotary encoder 8 can be the light or the photoelectric coder of increment type, also can be the light or the photoelectric coder of absolute type.
The utility model component parts is few, simple in structure, easy for installation, the test accuracy height is during the data acquisition of acting characteristic that is widely used in displacement, stroke, speed, angular velocity, the linear velocity of the high-voltage switch gears motion of all types of, the various kinds of drive is measured.
Claims (3)
1. a straight line rotates the two-way switch testing sensor, comprise sampling chi, sampling thief, it is characterized in that: described sampling thief is tooth bar (2), described sampling thief by gear (4) one ends in scrambler (8) and the housing (1) coaxially connect to form, gear (4) other end is connected shaft coupling (3), described tooth bar (2) and gear (4) are in transmission connection.
2. a kind of straight line rotation two-way switch testing sensor according to claim 1, it is characterized in that: a housing (1) is set, and gear (4) places in the housing (1), and gear (4) is connected with the middle shaft flange (7) of scrambler (8) by sliding bearing (6).
3. a kind of straight line rotation two-way switch testing sensor according to claim 1, it is characterized in that: housing (1) is provided with the jack that inserts tooth bar (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203520799U CN201662376U (en) | 2009-12-28 | 2009-12-28 | Linear and rotating dual-purpose switch testing sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203520799U CN201662376U (en) | 2009-12-28 | 2009-12-28 | Linear and rotating dual-purpose switch testing sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201662376U true CN201662376U (en) | 2010-12-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009203520799U Expired - Lifetime CN201662376U (en) | 2009-12-28 | 2009-12-28 | Linear and rotating dual-purpose switch testing sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201662376U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103056652A (en) * | 2012-12-24 | 2013-04-24 | 厦门晟和机械有限公司 | Detection device for pin tumbler of lock cylinder |
| CN104457659A (en) * | 2014-12-16 | 2015-03-25 | 武汉海力威机电科技有限公司 | Magnetic transmission displacement sensor |
| CN110230967A (en) * | 2019-06-25 | 2019-09-13 | 北京和众视野科技有限公司 | Size changing rate of textile measures system |
| CN112720005A (en) * | 2021-02-06 | 2021-04-30 | 浙江铂动工贸有限公司 | High-precision drilling and milling device |
-
2009
- 2009-12-28 CN CN2009203520799U patent/CN201662376U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103056652A (en) * | 2012-12-24 | 2013-04-24 | 厦门晟和机械有限公司 | Detection device for pin tumbler of lock cylinder |
| CN104457659A (en) * | 2014-12-16 | 2015-03-25 | 武汉海力威机电科技有限公司 | Magnetic transmission displacement sensor |
| CN110230967A (en) * | 2019-06-25 | 2019-09-13 | 北京和众视野科技有限公司 | Size changing rate of textile measures system |
| CN110230967B (en) * | 2019-06-25 | 2024-05-10 | 北京和众视野科技有限公司 | Textile dimensional change rate measurement system |
| CN112720005A (en) * | 2021-02-06 | 2021-04-30 | 浙江铂动工贸有限公司 | High-precision drilling and milling device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20101201 |