CN212843955U - Turbine blade vibration detection device - Google Patents
Turbine blade vibration detection device Download PDFInfo
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- CN212843955U CN212843955U CN202022320386.8U CN202022320386U CN212843955U CN 212843955 U CN212843955 U CN 212843955U CN 202022320386 U CN202022320386 U CN 202022320386U CN 212843955 U CN212843955 U CN 212843955U
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- turbine
- blade
- vibration
- vibration detection
- blade vibration
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Abstract
The utility model provides a turbine blade vibration detection device, which comprises a turbine casing, a turbine body, an output shaft, a mounting sleeve, a blade body, a blade vibration detection box, a mounting seat, a mounting bolt and a handheld absorption detection result display structure, wherein the right side of the inside of the turbine casing is connected with the turbine body through the bolt; an output shaft is arranged at the middle part of the right part of the turbine body; the middle part of the outer wall of the output shaft is in key connection with a mounting sleeve; the upper part and the lower part of the outer side of the mounting sleeve are longitudinally connected with the blade body through bolts. The utility model discloses the setting of host computer and vibration detection sensor is favorable to intelligent vibration detection, guarantees the detection effect, guarantees to detect the convenience, need not to dismantle, and convenient operation can carry out long-time detection; the power supply module is favorable for providing electric energy and can carry out long-time detection work.
Description
Technical Field
The utility model belongs to the technical field of the vibration detection, especially, relate to a turbine blade vibration detection device.
Background
A steam turbine is a type of turbomachinery that interconverts thermal energy of a gas with mechanical work. The steam turbine is a thermal turbine which takes steam as a working medium and converts the heat energy of the steam into mechanical work.
At present, when the blades of the steam turbine vibrate, the blades need to be checked through a detection device.
However, the existing blade vibration detection device has the problems of inconvenient installation and fixation, poor detection effect and inconvenient operation.
Therefore, it is necessary to provide a device for detecting blade vibration in a steam turbine.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a steam turbine blade vibration detection device to it is fixed not convenient for install to have to solve current blade vibration detection device, and the detection effect is poor and the problem of the operation not convenient for. A turbine blade vibration detection device comprises a turbine casing, a turbine body, an output shaft, an installation sleeve, a blade body, a blade vibration detection box, an installation seat, an installation bolt and a handheld adsorption detection result display structure, wherein the right side of the inside of the turbine casing is connected with the turbine body through the bolt; an output shaft is arranged at the middle part of the right part of the turbine body; the middle part of the outer wall of the output shaft is in key connection with a mounting sleeve; the upper part and the lower part of the outer side of the mounting sleeve are longitudinally bolted with the blade body; the upper part and the lower part of the left side of the blade vibration detection box are both connected with mounting seats through screws; the mounting seat is connected with the blade body through a mounting bolt; the handheld adsorption detection result display structure is connected with the turbine shell; the blade vibration detection box comprises a host, a power supply module, a wireless communication module and a vibration detection sensor, wherein the host, the power supply module and the wireless communication module are sequentially connected with the blade vibration detection box through screws from top to bottom; the upper part and the lower part of the left side of the blade vibration detection box are connected with vibration detection sensors through screws.
Preferably, the handheld absorption detection result display structure comprises an absorption shell, an absorption sheet, a vibration result display and a handheld handle, wherein the absorption sheet is connected to the upper surface of the absorption shell through a screw; the middle part of the lower part of the inner side of the adsorption shell is connected with a vibration result display through a screw; the middle part of the right end of the adsorption shell is in threaded connection with a handheld handle.
Preferably, the vibration detection sensor is provided in contact with the blade body.
Preferably, the blade vibration detection box is an aluminum box with a rectangular longitudinal section.
Preferably, the adsorption shell is a hollow aluminum shell with a rectangular longitudinal section.
Preferably, the adsorption piece is a permanent magnet piece, and the adsorption shell is adsorbed on the right side of the lower part of the turbine casing through the adsorption piece.
Preferably, the inner side of the outer wall of the turbine casing is embedded with an iron sheet.
Preferably, wireless communication module and vibration detection sensor all be connected the setting with the host computer wire, wireless communication module, vibration detection sensor and host computer all supply power through power module.
Preferably, the vibration result display is in wireless signal connection with the wireless communication module.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses in, host computer and vibration detection sensor's setting, be favorable to intelligent vibration detection, guarantee the detection effect, guarantee to detect the convenience, need not to dismantle, convenient operation can carry out long-time detection.
The utility model discloses in, power module's setting, be favorable to providing the electric energy, can carry out long-time detection work.
The utility model discloses in, wireless communication module's setting, be favorable to wireless information transmission, guarantee detection effect, improve the operation intelligence.
The utility model discloses in, the absorption shell, the piece that adsorbs, the setting of vibration result display and handheld handle is favorable to handheld operation, is convenient for maintain, convenient operation can get and put, guarantees the simple operation nature.
The utility model discloses in, blade vibration detect box, the setting of mount pad and construction bolt is favorable to the installation, the operation of being convenient for.
The utility model discloses in, the setting of adsorption plate, be favorable to adsorbing to get and put, convenient operation.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic structural view of the blade vibration detecting box of the present invention;
fig. 3 is a schematic structural diagram of the handheld absorption detection result display structure of the present invention.
In the figure:
1. a steam turbine casing; 2. a turbine body; 3. an output shaft; 4. installing a sleeve; 5. a blade body; 6. a blade vibration detection box; 61. a host; 62. a power supply module; 63. a wireless communication module; 64. a vibration detection sensor; 7. a mounting seat; 8. installing a bolt; 9. a hand-held absorption detection result display structure; 91. an adsorption shell; 92. an adsorption sheet; 93. a vibration result display; 94. a handle is held.
Detailed Description
The utility model is described in detail with reference to the accompanying drawings, as shown in fig. 1 and fig. 2, a turbine blade vibration detection device comprises a turbine casing 1, a turbine body 2, an output shaft 3, a mounting sleeve 4, a blade body 5, a blade vibration detection box 6, a mounting seat 7, a mounting bolt 8 and a handheld adsorption detection result display structure 9, wherein the right side of the inside of the turbine casing 1 is connected with the turbine body 2 through a bolt; an output shaft 3 is arranged at the middle part of the right part of the steam turbine body 2; the middle part of the outer wall of the output shaft 3 is in key connection with a mounting sleeve 4; the upper part and the lower part of the outer side of the mounting sleeve 4 are longitudinally bolted with a blade body 5; the upper part and the lower part of the left side of the blade vibration detection box 6 are both connected with a mounting seat 7 through screws; the mounting seat 7 is connected with the blade body 5 through a mounting bolt 8; the handheld absorption detection result display structure 9 is connected with the steam turbine shell 1; the blade vibration detection box 6 comprises a host 61, a power supply module 62, a wireless communication module 63 and a vibration detection sensor 64, wherein the host 61, the power supply module 62 and the wireless communication module 63 are sequentially connected with the blade vibration detection box 6 from top to bottom through screws; blade vibration detection box 6's left side upper and lower two equal screwed connection have vibration detection sensor 64, when turbine organism 2 drive output shaft 3 and installation cover 4 and drive blade body 5 rotatory, if blade body 5 takes place the vibration, vibrate through the inside power module 62 of blade vibration detection box 6 this moment and generate electricity, and make vibration detection sensor 64 action, can carry out vibration amplitude detection operation, and with information transmission to the host computer 61 inside, through handling, rethread wireless communication module 63 carries out wireless transmission information, can carry out remote detection operation, guarantee detection stability.
In this embodiment, referring to fig. 3, the handheld absorption detection result display structure 9 includes an absorption shell 91, an absorption sheet 92, a vibration result display 93 and a handheld handle 94, wherein the absorption sheet 92 is connected to the upper surface of the absorption shell 91 through a screw; the middle part of the lower part of the inner side of the adsorption shell 91 is connected with a vibration result display 93 through a screw; adsorb 91 right-hand member middle part threaded connection have handheld handle 94, can carry out wireless signal connection host computer 61 through vibration result display 93, can carry out wireless reception with information to show, can take off adsorption shell 91 through adsorbing piece 92 through handheld handle 94, can long-range investigation, convenient operation guarantees to detect the convenience.
In the present embodiment, specifically, the vibration detection sensor 64 is disposed in contact with the blade body 5.
In this embodiment, specifically, the blade vibration detection box 6 is an aluminum box having a rectangular longitudinal section.
In this embodiment, specifically, the adsorption shell 91 is a hollow aluminum shell with a rectangular longitudinal section.
In this embodiment, the adsorption sheet 92 is a permanent magnet sheet, and the adsorption shell 91 is adsorbed on the right side of the lower part of the turbine casing 1 by the adsorption sheet 92.
In this embodiment, specifically, the inner side of the outer wall of the steam turbine casing 1 is embedded with an iron sheet.
In this embodiment, specifically, the wireless communication module 63 and the vibration detection sensor 64 are both connected to the host 61 through wires, and the wireless communication module 63, the vibration detection sensor 64 and the host 61 are both powered by the power supply module 62.
In this embodiment, specifically, the vibration result display 93 is connected to the wireless communication module 63 through a wireless signal.
In this embodiment, specifically, the wireless communication module 63 is an HC-08 type bluetooth module.
In this embodiment, specifically, the vibration detection sensor 64 is a LDT0-028K type piezoelectric film vibration sensor.
In this embodiment, specifically, the host 61 is an stm32f103 type single chip microcomputer.
In this embodiment, specifically, the vibration result display 93 is a tablet computer or a smart phone.
In this embodiment, specifically, the power supply module 62 adopts a VEH-F006 type self-generating vibration power generation module.
Principle of operation
The utility model discloses in, when turbine organism 2 drive output shaft 3 and installation cover 4 and drive blade body 5 rotation, if blade body 5 takes place the vibration, detect the inside power module 62 of box 6 through the blade vibration this moment and vibrate from the electricity generation, and make vibration detection sensor 64 action, can carry out vibration amplitude detection operation, and with information transport to inside the host computer 61, through handling, rethread wireless communication module 63 carries out wireless transport information, can carry out the remote detection operation, guarantee the detection stability, can carry out wireless signal connection host computer 61 through vibration result display 93, can carry out wireless reception with information, and show, can take off adsorption shell 91 through adsorbing piece 92 through handheld handle 94, can remote investigation, convenient operation, guarantee to detect the convenience.
Utilize technical scheme, or technical personnel in the field are in the utility model discloses under technical scheme's the inspiration, design similar technical scheme, and reach above-mentioned technological effect, all fall into the utility model discloses a protection scope.
Claims (9)
1. The device for detecting the vibration of the turbine blade is characterized by comprising a turbine casing (1), a turbine body (2), an output shaft (3), an installation sleeve (4), a blade body (5), a blade vibration detection box (6), an installation seat (7), an installation bolt (8) and a handheld adsorption detection result display structure (9), wherein the turbine body (2) is connected to the right side of the inside of the turbine casing (1) through the bolt; an output shaft (3) is arranged at the middle part of the right part of the steam turbine body (2); the middle part of the outer wall of the output shaft (3) is in key connection with a mounting sleeve (4); the upper part and the lower part of the outer side of the mounting sleeve (4) are longitudinally bolted with a blade body (5); the upper part and the lower part of the left side of the blade vibration detection box (6) are both connected with a mounting seat (7) through screws; the mounting seat (7) is connected with the blade body (5) through a mounting bolt (8); the handheld adsorption detection result display structure (9) is connected with the turbine shell (1); the blade vibration detection box (6) comprises a host (61), a power supply module (62), a wireless communication module (63) and a vibration detection sensor (64), wherein the host (61), the power supply module (62) and the wireless communication module (63) are sequentially connected with the blade vibration detection box (6) from top to bottom through screws; the upper part and the lower part of the left side of the blade vibration detection box (6) are both connected with a vibration detection sensor (64) through screws.
2. The turbine blade vibration detecting device according to claim 1, wherein the hand-held absorption detecting result display structure (9) comprises an absorption shell (91), an absorption sheet (92), a vibration result display (93) and a hand-held handle (94), and the absorption sheet (92) is connected to the upper surface of the absorption shell (91) through a screw; the middle part of the lower part of the inner side of the adsorption shell (91) is connected with a vibration result display (93) through a screw; the middle part of the right end of the adsorption shell (91) is in threaded connection with a handheld handle (94).
3. The steam turbine blade vibration detecting device according to claim 1, wherein said vibration detecting sensor (64) is provided in contact with the blade body (5).
4. The steam turbine blade vibration detecting apparatus according to claim 1, wherein said blade vibration detecting box (6) is an aluminum box having a rectangular longitudinal section.
5. The turbine blade vibration detecting apparatus according to claim 2, wherein said suction case (91) is a hollow aluminum case having a rectangular longitudinal section.
6. The turbine blade vibration detecting apparatus according to claim 2, wherein the adsorbing sheet (92) is a permanent magnet sheet, and the adsorbing case (91) is adsorbed to the lower right side of the turbine casing (1) through the adsorbing sheet (92).
7. The turbine blade vibration detecting apparatus according to claim 1, wherein an iron piece is embedded in an inner side of an outer wall of the turbine casing (1).
8. The turbine blade vibration detecting device according to claim 1, wherein the wireless communication module (63) and the vibration detecting sensor (64) are connected with the main machine (61) through wires, and the wireless communication module (63), the vibration detecting sensor (64) and the main machine (61) are powered by the power supply module (62).
9. The turbine blade vibration detecting apparatus according to claim 2, wherein said vibration result display (93) is connected to said wireless communication module (63) by wireless signals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022320386.8U CN212843955U (en) | 2020-10-16 | 2020-10-16 | Turbine blade vibration detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022320386.8U CN212843955U (en) | 2020-10-16 | 2020-10-16 | Turbine blade vibration detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212843955U true CN212843955U (en) | 2021-03-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022320386.8U Expired - Fee Related CN212843955U (en) | 2020-10-16 | 2020-10-16 | Turbine blade vibration detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212843955U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118443142A (en) * | 2024-07-05 | 2024-08-06 | 华能平凉发电有限责任公司 | Vibration detection device of turbine blade |
-
2020
- 2020-10-16 CN CN202022320386.8U patent/CN212843955U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118443142A (en) * | 2024-07-05 | 2024-08-06 | 华能平凉发电有限责任公司 | Vibration detection device of turbine blade |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210330 Termination date: 20211016 |