CN215256563U - Wireless sensor mounting tool for measuring air gap of generator - Google Patents
Wireless sensor mounting tool for measuring air gap of generator Download PDFInfo
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- CN215256563U CN215256563U CN202121553096.6U CN202121553096U CN215256563U CN 215256563 U CN215256563 U CN 215256563U CN 202121553096 U CN202121553096 U CN 202121553096U CN 215256563 U CN215256563 U CN 215256563U
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- sensor
- air gap
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- wireless sensor
- generator
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model discloses a wireless sensor mounting tool for measuring generator air gap, including base (1), be equipped with support (2) and guide rail (3) on base (1), be equipped with slip tooth piece (4) on guide rail (3), be equipped with bearing (5) on support (2), be equipped with rotation axis (6) in bearing (5), rotation axis (6) one end is equipped with handle (7), and the other end of rotation axis (6) is equipped with gear (8) that meshes with slip tooth piece (4); the upper part of the outer side surface of the sliding tooth block (4) is also provided with a sensor clamping opening (9), and the inner side of the sensor clamping opening (9) is provided with a sensor ejection assembly (10). The utility model discloses can accomplish the installation to air gap measurement sensor during equipment steady operation.
Description
Technical Field
The utility model relates to a wireless sensor mounting tool, especially a wireless sensor mounting tool for measuring generator air gap.
Background
The air clearance between the stator and the rotor of the hydraulic generator is an important electromagnetic parameter, and the measurement of the air clearance of the generator is required in the processes of installation, disassembly and operation of the hydraulic generator set, so that the measurement has direct influence on other parameters, operation performance and economic and technical indexes of the motor. The air gap of the generator is the premise of ensuring the stability of the electrical and mechanical properties of the generator in a specified range, so that a flat plate type capacitance sensor is required to be installed on a stator core of the generator, and data such as the eccentricity of a profile curve of an inner circle of a stator and an outer circle of a rotor relative to a rotation center of a large shaft are measured simultaneously, so that the condition of the air gap of the generator can be conveniently evaluated. At present, in most power stations, a flat plate type capacitance sensor is used as a measuring element in the measurement process of the air gap of a generator, the narrow air gap of the generator is inconvenient to install, and when a special installation tool is not used, the arrangement position of the sensor cannot be reached by manual operation, and the sensor cannot be accurately positioned. Therefore, at present, the generator rotor can only be taken out during maintenance, and the flat-plate type capacitance sensor is manually pasted at the position of the stator core for installation. Therefore, there is a great need for a tool that can mount an air gap measuring sensor during operation of the apparatus.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a wireless sensor mounting tool for measuring generator air gap. The utility model discloses can accomplish the installation to air gap measurement sensor during equipment steady operation.
The technical scheme of the utility model: a wireless sensor mounting tool for measuring the air gap of a generator comprises a base, wherein a support and a guide rail are arranged on the base, a sliding tooth block is arranged on the guide rail, a bearing is arranged on the support, a rotating shaft is arranged in the bearing, a handle is arranged at one end of the rotating shaft, and a gear meshed with the sliding tooth block is arranged at the other end of the rotating shaft; the upper portion of slip tooth piece lateral surface still is equipped with the sensor centre gripping mouth, and the sensor centre gripping mouth inboard is equipped with the ejecting subassembly of sensor.
In the aforementioned wireless sensor installation tool for measuring the air gap of the generator, the sensor ejection assembly includes a transverse inner piston rod disposed in the sliding gear block, an outer end of the transverse inner piston rod corresponds to the sensor clamping opening, and a pneumatic driving device is disposed at an inner end of the transverse inner piston rod.
In the aforementioned wireless sensor mounting tool for measuring the air gap of the generator, the side face of the bracket is also provided with a T-shaped clamping groove, and a clamping block clamped with the gear is arranged in the T-shaped clamping groove.
In the aforesaid wireless sensor mounting tool for measuring the air gap of the generator, the outer end of the transverse inner piston rod is also provided with a sensor placing groove.
Compared with the prior art, the utility model consists of a base, a bracket, a guide rail, a sliding tooth block, a bearing, a rotating shaft, a handle, a gear, a sensor clamping opening arranged on the upper part of the outer side surface of the sliding tooth block and a sensor ejection assembly, and the gear drives the tooth block to move up and down along the guide rail through the gear, so that the free adjustment of the axial height is realized; through at the inside pneumatic drive arrangement of tooth piece, promote horizontal inside piston rod radial movement, horizontal inside piston rod tip reserves the sensor and places the recess, realizes the axial motion of this instrument to can be stable, accurate the stretching into clearance of sensor, and install on the stator surface. Additionally, the utility model discloses an establish to set up T type draw-in groove in the support side, set up the fixture block that is used for pinning the gear in T type draw-in groove, can pin drive gear at will, guarantee stability. The utility model discloses can accomplish the installation to air gap measurement sensor during equipment steady operation.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a structural view of a sensor ejection assembly.
The labels in the figures are: 1-base, 2-bracket, 3-guide rail, 4-sliding gear block, 5-bearing, 6-rotating shaft, 7-handle, 8-gear, 9-sensor clamping opening, 10-sensor ejection component, 101-transverse internal piston rod, 102-pneumatic driving device.
Detailed Description
The following description is made with reference to the accompanying drawings and examples, but not to be construed as limiting the invention.
Examples are given. A wireless sensor mounting tool for measuring the air gap of a generator is shown in figures 1 and 2 and comprises a base 1, wherein a support 2 and a guide rail 3 are arranged on the base 1, a sliding tooth block 4 is arranged on the guide rail 3, a bearing 5 is arranged on the support 2, a rotating shaft 6 is arranged in the bearing 5, one end of the rotating shaft 6 is provided with a handle 7, and the other end of the rotating shaft 6 is provided with a gear 8 meshed with the sliding tooth block 4; the upper part of the outer side surface of the sliding tooth block 4 is also provided with a sensor clamping opening 9, and the inner side of the sensor clamping opening 9 is provided with a sensor ejection assembly 10.
The sensor ejection assembly 10 comprises a transverse inner piston rod 101 arranged in the sliding gear block 4, the outer end of the transverse inner piston rod 101 corresponds to the sensor clamping opening 9, and a pneumatic driving device 102 is arranged at the inner end of the transverse inner piston rod 101.
And a T-shaped clamping groove is also formed in the side surface of the bracket 2, and a clamping block clamped with the gear 8 is arranged in the T-shaped clamping groove.
The outer end of the transverse inner piston rod 101 is also provided with a sensor placement groove.
The utility model discloses a sensor installation: the driving handle rotates to drive the rotating shaft to rotate, the rotating shaft rotates to drive the gear to correspondingly rotate, the gear is meshed with a tooth-shaped structure on the tooth block, the tooth block is driven to move up and down along the guide rail by the rotation of the gear, the clamping block is inserted into the T-shaped clamping groove after the tooth block is adjusted to a corresponding height, the outer end of the clamping block is clamped with the gear groove, the gear is prevented from rotating, and the gear is locked; and then, the pneumatic driving device works to drive the transverse inner piston rod to move radially, the sensor is ejected out of the sensor clamping opening, the sensor on the sensor placing groove is stably attached to the stator magnetic sheet, the pneumatic driving device is particularly suitable for mounting the sensor in a narrow space of an air gap of a generator, the mounting requirement of the sensor when a rotor is not taken out is met, and the stable operation of equipment is ensured.
Claims (4)
1. A wireless sensor mounting tool for measuring generator air gap, its characterized in that: the device comprises a base (1), wherein a support (2) and a guide rail (3) are arranged on the base (1), a sliding tooth block (4) is arranged on the guide rail (3), a bearing (5) is arranged on the support (2), a rotating shaft (6) is arranged in the bearing (5), one end of the rotating shaft (6) is provided with a handle (7), and the other end of the rotating shaft (6) is provided with a gear (8) meshed with the sliding tooth block (4); the upper part of the outer side surface of the sliding tooth block (4) is also provided with a sensor clamping opening (9), and the inner side of the sensor clamping opening (9) is provided with a sensor ejection assembly (10).
2. A wireless sensor installation tool for measuring generator air gap according to claim 1, wherein: the sensor ejection assembly (10) comprises a transverse inner piston rod (101) arranged in the sliding gear block (4), the outer end of the transverse inner piston rod (101) corresponds to the sensor clamping opening (9), and a pneumatic driving device (102) is arranged at the inner end of the transverse inner piston rod (101).
3. A wireless sensor installation tool for measuring generator air gap according to claim 1, wherein: the side surface of the bracket (2) is also provided with a T-shaped clamping groove, and a clamping block clamped with the gear (8) is arranged in the T-shaped clamping groove.
4. A wireless sensor installation tool for measuring generator air gap according to claim 2, wherein: and a sensor placing groove is also formed in the outer end of the transverse inner piston rod (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121553096.6U CN215256563U (en) | 2021-07-09 | 2021-07-09 | Wireless sensor mounting tool for measuring air gap of generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121553096.6U CN215256563U (en) | 2021-07-09 | 2021-07-09 | Wireless sensor mounting tool for measuring air gap of generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215256563U true CN215256563U (en) | 2021-12-21 |
Family
ID=79490281
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121553096.6U Active CN215256563U (en) | 2021-07-09 | 2021-07-09 | Wireless sensor mounting tool for measuring air gap of generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215256563U (en) |
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2021
- 2021-07-09 CN CN202121553096.6U patent/CN215256563U/en active Active
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