CN105134738A - Adjustable sensor fastening device - Google Patents
Adjustable sensor fastening device Download PDFInfo
- Publication number
- CN105134738A CN105134738A CN201510605680.4A CN201510605680A CN105134738A CN 105134738 A CN105134738 A CN 105134738A CN 201510605680 A CN201510605680 A CN 201510605680A CN 105134738 A CN105134738 A CN 105134738A
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- China
- Prior art keywords
- hole
- fixed cover
- securing means
- pedestal
- adjustable sensor
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Abstract
The invention discloses an adjustable sensor fastening device. The adjustable sensor fastening device comprises a base fixed to a protective sleeve, a hollow fixing sleeve fixed to the base through a fastening screw I, and a sealing plate fixed to the fixing sleeve through a fastening screw II. A sealing liner I is arranged between the base and the fixing sleeve. A sealing liner II is arranged between the fixing sleeve and the sealing plate. A sensor is installed in a cavity of the fixing sleeve and is in threaded connection with the inner wall of the fixing sleeve. The wire end of the sensor is locked and fixed through a locking nut. The locking nut is in threaded connection with the inner wall of the fixing sleeve. Double-layer sealing adjusting operation of the adjustable sensor fastening device is convenient, the locking structure is simple, the requirement for operating space is low, mutual interference is avoided, high sealing performance can be guaranteed, the requirement of a high vacuum environment for normal running of a high-speed rotating motor device is met, the position in the fixing sleeve can be adjusted through a thread, the locking nut is used for locking, the position is adjustable, operation is convenient, and a sensor wire is not damaged.
Description
Technical field
The invention belongs to a kind of sensor securing means, be specifically related to a kind of adjustable sensor securing means.
Background technique
The electromechanical equipment of some High Rotation Speed does ultra high speed rotary motion by motor driven rotor in protection sleeve, and this equipment has higher condition of high vacuum degree requirement.Because when the dynamo-electric equipment of this High Rotation Speed normally runs, rotor does high speed rotary motion, the amplitude fluctuation of rotor directly has influence on the working life of whole equipment, therefore need to carry out strict electric test process in the development stage, and very high to the testing requirement of rotor amplitude when running.But for the distance measuring sensor that structure is less, must design corresponding fixed cover, this just requires that sensor can not only be locked firmly, has certain adjustment range, the high vacuum requirement that the electromechanical equipment that also must can meet High Rotation Speed after installation runs, and operation is easy.
In prior art, after the position adjustment of sensor in fixed cover, fixed by the compression of shrouding to the rubber pad of suitable thickness, the sealing simultaneously between shrouding and fixed cover is also realized by rubber pad.Its defect existed is that the thickness of two-layer rubber pad in actual mechanical process must be suitable, otherwise may occur compressing the blocked up and sealing of rubber pad and can not ensure or compress rubber pad and cross thin and problems such as sensor malcompression.The sealing of fixed cover and protecting jacket barrel and seal operation spatial requirement between shrouding and fixed cover are comparatively large in addition, and inconvenient.
Summary of the invention
The present invention proposes to overcome the shortcoming existed in prior art, its objective is and provides a kind of adjustable sensor securing means.
Technological scheme of the present invention is:
A kind of adjustable sensor securing means, comprises the pedestal be fixed on protection sleeve, the hollow fixed cover fixed by No. I fastening screw trip bolt and pedestal, the shrouding fixed by No. II fastening screw trip bolt and fixed cover; No. I liner is provided with between pedestal and fixed cover, No. II liner is provided with between fixed cover and shrouding, sensor is installed in fixed cover cavity, and be connected with fixed cover inner thread, sensor conductor end is locked by locking nut, and locking nut is connected with fixed cover inner thread.
Described pedestal is the middle cylindrical structure forming through hole, and pedestal upper-end surface forms multiple No. I tapped holes be uniformly distributed along the circumference, and upper end inwall forms annular groove, and No. I liner is placed in groove; Pedestal lower end surface outwards forms bulge loop, is formed centrally the different diameter hole be communicated with through hole in bulge loop.
The aperture of different diameter hole is up-small and down-big, and cross section is trapezoidal, and aperture, upper end is identical with through-hole aperture.
Described fixed cover is the middle cylindrical structure forming tapped through hole, and upper-end surface forms flange, and flange upper-end surface forms bulge loop, and flange forms multiple No. II tapped hole and unthreaded hole that are uniformly distributed along the circumference, and No. II tapped hole and unthreaded hole are interspersed.
Described shrouding is disc structure, is circumferentially formed multiple uniform U-shaped breach and multiple mounting hole, in be formed centrally wire guide, shrouding lower end surface forms ring liner groove, and No. II liner is placed in pad groove.
Described locking nut outer wall forms the screw thread coordinated with tapped through hole, and middle formation six square center holes, every side opening wall of center hole all forms wire casing.
Described pedestal, fixed cover are identical with shrouding external diameter.
Described U-shaped breach, unthreaded hole are corresponding with the position of No. I tapped hole; Mounting hole is corresponding with the position of No. II tapped hole.
The position of described bulge loop is corresponding with pad groove, and the inside/outside diameter size of bulge loop matches with pad groove inside/outside diameter size.
In described wire casing, sensor conductor is installed, and sensor conductor is through wire guide.
The invention has the beneficial effects as follows:
Double-layer seal adjustment of the present invention is easy to operate, locking mechanism simple, operating space requirement is little and mutual noninterference, comparatively high leak tightness can be ensured, meet the high vacuum environment that the dynamo-electric equipment of High Rotation Speed normally runs, threaded adjustment can be passed through in position in fixed cover, and locked by locking nut, position is adjustable, easy to operate, and does not damage sensor conductor.
Accompanying drawing explanation
Fig. 1 is plan view of the present invention;
Fig. 2 is right elevation of the present invention;
Fig. 3 is the plan view of pedestal in the present invention;
Fig. 4 be in Fig. 3 along A-A to sectional drawing;
Fig. 5 is the plan view of fixed cover in the present invention;
Fig. 6 be in Fig. 5 along B-B to sectional drawing;
Fig. 7 is the plan view of shrouding in the present invention;
Fig. 8 be in Fig. 7 along C-C to sectional drawing;
Fig. 9 is the structural representation of locking nut in the present invention.
Wherein:
1 pedestal 2 fixed cover
3 No. 4 I, shrouding fastening screw trip bolts
5 No. II fastening screw trip bolt 6 locking nuts
7 No. I liners, 8 No. II liners
9 sensor 10 protection sleeves
11 No. 12 I, through hole tapped holes
13 groove 14 bulge loops
15 different diameter hole 21 tapped through holes
22 flange 23 bulge loops
24 No. II tapped hole 25 unthreaded holes
31U type breach 32 mounting hole
33 wire guide 34 pad groove
61 center hole 62 wire casings
91 sensor conductor 101 rotors.
Embodiment
Below in conjunction with Figure of description and embodiment, the adjustable sensor securing means of the present invention is described in detail:
As shown in Figure 1, 2, a kind of adjustable sensor securing means, comprises the pedestal 1 be fixed on protection sleeve 10, by the hollow fixed cover 2 that No. I fastening screw trip bolt 4 is fixing with pedestal 1, by the shrouding 3 that No. II fastening screw trip bolt 5 is fixing with fixed cover 2; No. I liner 7 is provided with between pedestal 1 and fixed cover 2, No. II liner 8 is provided with between fixed cover 2 and shrouding 3, sensor 9 is installed in fixed cover 2 cavity, and be connected with fixed cover 2 inner thread, distance between adjustment sensor 9 front end and rotor 101 is to suitable location, sensor 9 lead end be locked by locking nut 6, locking nut 6 is connected with fixed cover 2 inner thread.
As shown in Figure 3,4, described pedestal 1 is the middle cylindrical structure forming through hole 11, and pedestal 1 upper-end surface forms multiple No. I tapped holes 12 be uniformly distributed along the circumference, and upper end inwall forms annular groove 13, No. I liner 7 and is placed in groove 13; Pedestal 1 lower end surface outwards forms bulge loop 14, is formed centrally the different diameter hole 15 be communicated with through hole 11 in bulge loop 14.The aperture of different diameter hole 15 is up-small and down-big, and cross section is trapezoidal, and aperture, upper end is identical with through hole 11 aperture.
As shown in Figure 5,6, described fixed cover 2 is the middle cylindrical structure forming tapped through hole 21, and upper-end surface forms flange 22, and flange 22 upper-end surface forms bulge loop 23, flange 22 forms multiple No. II tapped hole 24 and unthreaded hole 25, No. II tapped hole 24 that are uniformly distributed along the circumference and unthreaded hole 25 is interspersed.
As shown in Figure 7,8, described shrouding 3 is disc structure, is circumferentially formed multiple uniform U-shaped breach 31 and multiple mounting hole 32, in be formed centrally wire guide 33, shrouding 3 lower end surface forms ring liner groove 34, No. II liner 8 and is placed in pad groove 34.
As shown in Figure 9, described locking nut 6 outer wall forms the screw thread coordinated with tapped through hole 21, and middle formation six square center holes 61, every side opening wall of center hole 61 all forms wire casing 62.
Described pedestal 1, fixed cover 2 are identical with shrouding 3 external diameter.
Described U-shaped breach 31, unthreaded hole 25 are corresponding with the position of No. I tapped hole 12; Mounting hole 32 is corresponding with the position of No. II tapped hole 24.
The position of described bulge loop 23 is corresponding with pad groove 34, and the inside/outside diameter size of bulge loop 23 matches with pad groove 34 inside/outside diameter size.
Described sensor conductor 91 is placed in wire casing 62, and through wire guide 33.
The present invention's entirety can ensure that securing means and the external world seal completely after having assembled, meet the operating conditions requirement of rotor, double-layer seal adjustment is easy to operate, locking mechanism simple, operating space requirement is little and mutual noninterference, can ensure comparatively high leak tightness, meet the high vacuum environment that the dynamo-electric equipment of High Rotation Speed normally runs, threaded adjustment can be passed through in the position in fixed cover, and locked by locking nut, position is adjustable, easy to operate, and does not damage sensor conductor.
Claims (10)
1. an adjustable sensor securing means, it is characterized in that: comprise the pedestal (1) be fixed on protection sleeve (10), by the hollow fixed cover (2) that No. I fastening screw trip bolt (4) is fixing with pedestal (1), by the shrouding (3) that No. II fastening screw trip bolt (5) is fixing with fixed cover (2); No. I liner (7) is provided with between pedestal (1) and fixed cover (2), No. II liner (8) is provided with between fixed cover (2) and shrouding (3), sensor (9) is installed in fixed cover (2) cavity, and be connected with fixed cover (2) inner thread, sensor (9) lead end is locked by locking nut (6), and locking nut (6) is connected with fixed cover (2) inner thread.
2. the adjustable sensor securing means of one according to claim 1, it is characterized in that: described pedestal (1) is the middle cylindrical structure forming through hole (11), pedestal (1) upper-end surface forms multiple No. I tapped holes (12) be uniformly distributed along the circumference, upper end inwall forms annular groove (13), and No. I liner (7) is placed in groove (13); Pedestal (1) lower end surface outwards forms bulge loop (14), is formed centrally the different diameter hole (15) be communicated with through hole (11) in bulge loop (14).
3. the adjustable sensor securing means of one according to claim 2, it is characterized in that: the aperture of different diameter hole (15) is up-small and down-big, and cross section is trapezoidal, aperture, upper end is identical with through hole (11) aperture.
4. the adjustable sensor securing means of one according to claim 1, it is characterized in that: described fixed cover (2) is the middle cylindrical structure forming tapped through hole (21), upper-end surface forms flange (22), flange (22) upper-end surface forms bulge loop (23), flange (22) forms multiple No. II tapped hole (24) and unthreaded hole (25) that are uniformly distributed along the circumference, and No. II tapped hole (24) and unthreaded hole (25) are interspersed.
5. the adjustable sensor securing means of one according to claim 1, it is characterized in that: described shrouding (3) is disc structure, be circumferentially formed multiple uniform U-shaped breach (31) and multiple mounting hole (32), in be formed centrally wire guide (33), shrouding (3) lower end surface forms ring liner groove (34), and No. II liner (8) is placed in pad groove (34).
6. the adjustable sensor securing means of one according to claim 1, it is characterized in that: described locking nut (6) outer wall forms the screw thread coordinated with tapped through hole (21), middle formation six square center holes (61), every side opening wall of center hole (61) all forms wire casing (62).
7. the adjustable sensor securing means of one according to claim 1, is characterized in that: described pedestal (1), fixed cover (2) are identical with shrouding (3) external diameter.
8. the adjustable sensor securing means of the one according to claim 4 or 5, is characterized in that: described U-shaped breach (31), unthreaded hole (25) are corresponding with the position of No. I tapped hole (12); Mounting hole (32) is corresponding with the position of No. II tapped hole (24).
9. the adjustable sensor securing means of one according to claim 4, is characterized in that: the position of described bulge loop (23) is corresponding with pad groove (34), and the inside/outside diameter size of bulge loop (23) matches with pad groove (34) inside/outside diameter size.
10. the adjustable sensor securing means of one according to claim 6, it is characterized in that: be provided with sensor conductor (91) in described wire casing (62), and sensor conductor (91) is through wire guide (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510605680.4A CN105134738B (en) | 2015-09-22 | 2015-09-22 | Adjustable sensor fastener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510605680.4A CN105134738B (en) | 2015-09-22 | 2015-09-22 | Adjustable sensor fastener |
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| Publication Number | Publication Date |
|---|---|
| CN105134738A true CN105134738A (en) | 2015-12-09 |
| CN105134738B CN105134738B (en) | 2017-10-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510605680.4A Active CN105134738B (en) | 2015-09-22 | 2015-09-22 | Adjustable sensor fastener |
Country Status (1)
| Country | Link |
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| CN (1) | CN105134738B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107884592A (en) * | 2017-12-05 | 2018-04-06 | 广西玉柴机器股份有限公司 | Variable crankshaft rotational speed sensor phase device |
| NO20170057A1 (en) * | 2017-01-15 | 2018-07-16 | Espen Ekeland | DEVICE FOR SENSING AND SEALING SENSOR ELEMENTS IN PRESSURE-WALLING WALL |
| CN110360436A (en) * | 2019-09-04 | 2019-10-22 | 河南柴油机重工有限责任公司 | A kind of adjustable revolving speed sensor stand |
Citations (7)
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| CN2606977Y (en) * | 2003-02-13 | 2004-03-17 | 河北省线缆科学技术研究所有限公司 | Three core cable tracting head |
| US6823751B1 (en) * | 2002-05-22 | 2004-11-30 | Meter Engineers, Inc. | Sphere or pig detection switch assembly |
| CN201221658Y (en) * | 2008-06-19 | 2009-04-15 | 本溪钢铁(集团)建设有限责任公司 | Self-compensation type pipe junction |
| CN201548252U (en) * | 2009-10-29 | 2010-08-11 | 核工业理化工程研究院华核新技术开发公司 | Axially adjustable eddy current sensor sealing connector |
| CN102606821A (en) * | 2012-03-27 | 2012-07-25 | 航天晨光股份有限公司 | Flange joint of vacuum heat-insulation low-temperature pipeline |
| CN202629394U (en) * | 2012-04-30 | 2012-12-26 | 江苏弘州金福车业有限公司 | Flange device provided with seal seam allowance |
| CN205117946U (en) * | 2015-09-22 | 2016-03-30 | 核工业理化工程研究院 | Sensor fastener with adjustable |
-
2015
- 2015-09-22 CN CN201510605680.4A patent/CN105134738B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6823751B1 (en) * | 2002-05-22 | 2004-11-30 | Meter Engineers, Inc. | Sphere or pig detection switch assembly |
| CN2606977Y (en) * | 2003-02-13 | 2004-03-17 | 河北省线缆科学技术研究所有限公司 | Three core cable tracting head |
| CN201221658Y (en) * | 2008-06-19 | 2009-04-15 | 本溪钢铁(集团)建设有限责任公司 | Self-compensation type pipe junction |
| CN201548252U (en) * | 2009-10-29 | 2010-08-11 | 核工业理化工程研究院华核新技术开发公司 | Axially adjustable eddy current sensor sealing connector |
| CN102606821A (en) * | 2012-03-27 | 2012-07-25 | 航天晨光股份有限公司 | Flange joint of vacuum heat-insulation low-temperature pipeline |
| CN202629394U (en) * | 2012-04-30 | 2012-12-26 | 江苏弘州金福车业有限公司 | Flange device provided with seal seam allowance |
| CN205117946U (en) * | 2015-09-22 | 2016-03-30 | 核工业理化工程研究院 | Sensor fastener with adjustable |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NO20170057A1 (en) * | 2017-01-15 | 2018-07-16 | Espen Ekeland | DEVICE FOR SENSING AND SEALING SENSOR ELEMENTS IN PRESSURE-WALLING WALL |
| CN107884592A (en) * | 2017-12-05 | 2018-04-06 | 广西玉柴机器股份有限公司 | Variable crankshaft rotational speed sensor phase device |
| CN110360436A (en) * | 2019-09-04 | 2019-10-22 | 河南柴油机重工有限责任公司 | A kind of adjustable revolving speed sensor stand |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105134738B (en) | 2017-10-20 |
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