Rotor ventilation test auxiliary device
By designing the rotor ventilation test auxiliary device and using the mobile mechanism to automatically align the holes and the detection mechanism to monitor the wind speed in real time, the time-consuming and labor-intensive problem of traditional detection operations has been solved, and efficient and automated detection results have been achieved.
Patent Information
- Application Number
- CN202421261420.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-04
- Publication Date
- 2025-01-21
- Estimated Expiration
- Not applicable · inactive patent
AI Technical Summary
Traditional rotor ventilation detection operations require handheld equipment to be tested one by one. The wind speed detection of each hole requires multiple operations, which is time-consuming and labor-intensive, and has strong repetitiveness.
A rotor ventilation test auxiliary device is designed, including a moving mechanism and a detection mechanism. The moving mechanism automatically aligns the holes on the rotor by moving the components laterally and longitudinally. The detection mechanism monitors the wind speed in real time and prompts abnormalities through detection instruments and buzzers.
It realizes the automation of rotor ventilation detection, improves detection efficiency, reduces the work pressure of staff, and does not require hand-held equipment to detect one by one.
Smart Images
Figure CN222379330U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of rotor ventilation testing, and in particular relates to a rotor ventilation test auxiliary device. Background Art
[0002] The rotor is the rotating part of the generator, responsible for generating magnetic field, converting energy and transmitting torque. It is mainly composed of rotor winding, iron core, guard ring, fan, etc.
[0003] The traditional ventilation inspection of the holes around the rotor requires workers to hold an air duct and a display instrument to test the wind speed of each hole. Each test requires the white plug to be unplugged first, and then the plug is restored after the test is completed before testing the next one. Since there are many holes to be tested around the rotor and the test is repeated frequently, it is time-consuming and labor-intensive.
[0004] To this end, those skilled in the art have proposed a rotor ventilation test auxiliary device to solve the problems raised by the background technology.
[0005] The above information disclosed in the background technology is only used to increase the understanding of the background technology of the utility model, therefore, it may include prior art that is not known to ordinary technicians in this field. Utility Model Content
[0006] The purpose of the utility model is to provide a rotor ventilation test auxiliary device to solve the problems raised in the above background technology.
[0007] In order to achieve the above purpose, the utility model provides the following technical solutions:
[0008] A rotor ventilation test auxiliary device, comprising:
[0009] A moving mechanism, the moving mechanism comprises a base plate and a lateral moving assembly, the number of the lateral moving assemblies is two, the two lateral moving assemblies are respectively arranged at both ends of the base plate, the lateral moving assembly comprises a moving guide rail and a first slider slidably connected to the moving guide rail, a lifting assembly is arranged on the upper surface of the first slider, a longitudinal moving assembly is arranged on the lifting assembly, the longitudinal moving assembly comprises an arc-shaped rail plate and a second slider slidably mounted on the arc-shaped rail plate;
[0010] The detection mechanism includes a mounting seat arranged on the second slider, a clamping frame is fixedly arranged on the upper surface of the mounting seat, a detection instrument and a buzzer are fixedly installed on both side surfaces of the mounting seat, an air duct is arranged on the clamping frame, the air duct is connected to the detection instrument, and the buzzer is electrically connected to the detection instrument.
[0011] Preferably, the lifting assembly includes a column and a telescopic column, the column is fixedly mounted on the upper surface of the first slider, a telescopic cavity is defined inside the column, the telescopic column slidably cooperates with the column through the telescopic cavity, and the arc-shaped rail plate is fixedly connected to the upper surface of the telescopic column.
[0012] Preferably, a locking screw hole is provided on the peripheral side surface of the column, a locking screw is threadedly connected inside the locking screw hole, and one end of the locking screw is pressed and matched with the telescopic column.
[0013] Preferably, a first slot is provided on the movable guide rail, a reciprocating motor is fixedly mounted on one end of the movable guide rail, a worm is connected to one end of the reciprocating motor, a threaded hole is provided on the first sliding block, the worm is threadedly engaged with the threaded hole, a positioning rail plate is provided inside the first slot, a positioning groove is provided on the first sliding block, and the positioning rail plate is slidably engaged with the positioning groove.
[0014] Preferably, a second slot is provided on the arc-shaped rail plate, the second slider is slidably matched with the second slot, a driving magazine is fixedly provided on the second slider, a driving motor is fixedly installed on one side of the driving magazine, a gear is provided on the output shaft of the driving motor, a plurality of gear blocks are installed inside the second slot, and the gears are meshed with the gear blocks.
[0015] Preferably, a guide rail plate is fixedly provided on the arc-shaped rail plate, the cross-sectional shape of the guide rail plate is T-shaped, a guide groove is provided on the second sliding block, the shape of the guide groove is adapted to the guide rail plate, and the guide rail plate and the guide groove are slidably matched.
[0016] Compared with the prior art, the beneficial effects of the utility model are:
[0017] (1) The utility model provides a lateral moving assembly with a movable guide rail and a first slider, and a longitudinal moving assembly with a curved rail plate and a second slider, and places the two sets of lateral moving assemblies on both sides of the rotor to be detected, respectively. The curved rail plate is started to drive the second slider to move along the direction of the curved rail plate, and the moving speed and hole wind speed detection time are preset, so that the air guide tube clamped on the second slider is aligned with the hole on the rotor, and the wind speed value in the detected hole is displayed on the detection instrument. When the second slider slides from one end of the curved rail plate to the other end, the detection operation of a longitudinal row of holes is completed. At this time, starting the movable guide rail can make the first slider move forward to continue the hole detection operation of the next longitudinal row. When holes with abnormal wind speed are found during the detection process, a buzzer will be triggered, which can prompt the on-site staff to come for inspection and maintenance. The entire detection operation has a high degree of automation, and there is no need for the staff to hold the equipment for detection one by one, which improves the detection efficiency and reduces the work pressure of the staff.
[0018] (2) The utility model can adjust the height of the longitudinal moving component by setting a lifting component with a column and a telescopic column, so that it can adapt to the height distribution of holes around the rotor, and the transverse moving component of the device drives the worm to cooperate with the first slider thread through a reciprocating motor, thereby driving the first slider to slide back and forth, and the longitudinal moving component drives the gear to mesh with the gear block through a driving motor, so that the second slider can move along the direction of the arc track plate. No magnetic device is used for driving, so as to avoid affecting the rotor.
[0019] The above summary is for the purpose of description only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments and features described above, further aspects, embodiments and features of the utility model will be readily apparent by reference to the accompanying drawings and the following detailed description. BRIEF DESCRIPTION OF THE DRAWINGS
[0020] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;
[0021] Figure 2 It is an enlarged schematic diagram of the local structure of the driving compartment of the utility model;
[0022] Figure 3 It is a top view of the utility model;
[0023] Figure 4 It is a front view of the utility model.
[0024] In the figure: 1. reciprocating motor; 2. first slot; 3. movable guide rail; 4. worm; 5. locking screw; 6. telescopic column; 7. arc-shaped track plate; 8. column; 9. first slider; 10. second slot; 11. gear block; 12. second slider; 13. driving compartment; 14. driving motor; 15. guide track plate; 16. guide groove; 17. clamping frame; 18. air guide tube; 19. mounting seat; 20. buzzer; 21. detection instrument; 22. bottom plate; 23. positioning track plate. DETAILED DESCRIPTION
[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0026] Embodiment 1:
[0027] See also Figure 1-Figure 4 As shown, a rotor ventilation test auxiliary device comprises:
[0028] The moving mechanism includes a bottom plate 22 and a transverse moving assembly. There are two transverse moving assemblies, which are respectively arranged at both ends of the bottom plate 22. The transverse moving assembly includes a moving guide rail 3 and a first slider 9 slidably connected to the moving guide rail 3. A lifting assembly is arranged on the upper surface of the first slider 9. A longitudinal moving assembly is arranged on the lifting assembly. The longitudinal moving assembly includes an arc-shaped rail plate 7 and a second slider 12 slidably mounted on the arc-shaped rail plate 7.
[0029] The detection mechanism includes a mounting base 19 arranged on the second slider 12, a clamping frame 17 is fixedly arranged on the upper surface of the mounting base 19, a detection instrument 21 and a buzzer 20 are fixedly installed on both sides of the mounting base 19, an air duct 18 is arranged on the clamping frame 17, the air duct 18 is connected to the detection instrument 21, and the buzzer 20 is electrically connected to the detection instrument 21.
[0030] As can be seen from the above, the device is provided with a lateral moving component with a movable guide rail 3 and a first slider 9, and a longitudinal moving component with an arc-shaped rail plate 7 and a second slider 12, and the two groups of lateral moving components are placed on both sides of the rotor to be detected, respectively. The arc-shaped rail plate 7 is started to drive the second slider 12 to move along the direction of the arc-shaped rail plate 7, and the moving speed and the hole wind speed detection time are preset, so that the air guide tube 18 clamped on the second slider 12 is aligned with the hole on the rotor, and the wind speed value in the detected hole is displayed on the detection instrument 21. When the second slider 12 slides from one end of the arc-shaped rail plate 7 to the other end, the hole detection operation of a longitudinal row is completed. At this time, starting the movable guide rail 3 can make the first slider 9 move forward and continue the hole detection operation of the next longitudinal row. When a hole with abnormal wind speed is found during the detection process, the buzzer 20 will be triggered, which can prompt the staff on site to come to check and repair. The entire detection operation has a high degree of automation, and there is no need for the staff to hold the equipment for detection one by one, which improves the detection efficiency and reduces the work pressure of the staff.
[0031] See also Figure 1-Figure 4 As shown, the lifting assembly includes a column 8 and a telescopic column 6. The column 8 is fixedly mounted on the upper surface of the first slider 9. A telescopic cavity is provided inside the column 8. The telescopic column 6 slides with the column 8 through the telescopic cavity. The arc-shaped rail plate 7 is fixedly connected to the upper surface of the telescopic column 6.
[0032] Specifically, locking screw holes are provided on the sides of the upright column 8 , and locking screws 5 are screwed inside the locking screw holes. One end of the locking screw 5 is pressed and matched with the telescopic column 6 .
[0033] Specifically, a first slot 2 is provided on the movable guide rail 3, a reciprocating motor 1 is fixedly installed at one end of the movable guide rail 3, a worm 4 is connected to one end of the reciprocating motor 1, a threaded hole is provided on the first slider 9, the worm 4 is threadedly matched with the threaded hole, a positioning rail plate 23 is provided inside the first slot 2, a positioning groove is provided on the first slider 9, and the positioning rail plate 23 is slidably matched with the positioning groove.
[0034] Specifically, a second slot 10 is provided on the arc-shaped rail plate 7, and a second slider 12 is slidably matched with the second slot 10. A driving compartment 13 is fixedly provided on the second slider 12, and a driving motor 14 is fixedly installed on one side of the driving compartment 13. A gear is provided on the output shaft of the driving motor 14. A plurality of gear blocks 11 are installed inside the second slot 10, and the gears are meshed with the gear blocks 11.
[0035] Specifically, a guide rail 15 is fixedly provided on the arc rail 7, and the cross-sectional shape of the guide rail 15 is T-shaped. A guide groove 16 is provided on the second slider 12, and the shape of the guide groove 16 is adapted to the guide rail 15, and the guide rail 15 and the guide groove 16 are slidably matched.
[0036] As can be seen from the above, the device can adjust the height of the longitudinal moving component by setting a lifting component with a column 8 and a telescopic column 6, so that it can adapt to the height of the hole distribution around the rotor, and the transverse moving component of the device drives the worm 4 to cooperate with the first slider 9 through the reciprocating motor 1, thereby driving the first slider 9 to slide back and forth, and the longitudinal moving component drives the gear to engage with the gear block 11 through the driving motor 14, so that the second slider 12 can move along the direction of the arc track plate 7. No magnetic device is used for driving to avoid affecting the rotor. The detection instrument 21 used is a device for detecting wind speed, which is an existing conventional technology. As long as the device can detect the wind speed, it will not be described in detail.
[0037] The standard parts used in this utility model can be purchased from the market, and the special-shaped parts can be customized according to the description and the drawings. The specific connection methods of each part adopt the conventional means such as mature bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt the conventional models in the prior art, and the circuit connection adopts the conventional connection method in the prior art, which will not be described in detail here. The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.
[0038] In the description of the present utility model, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. The meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.
[0039] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.
[0040] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.
[0041] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example" or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, unless they are contradictory.
[0042] In the drawings of the embodiments disclosed by the present invention, only the structures related to the embodiments disclosed by the present invention are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present invention can be combined with each other.
[0043] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A rotor ventilation test auxiliary device, characterized in that: include: A moving mechanism, the moving mechanism comprising a base plate (22) and a transverse moving assembly, the number of the transverse moving assemblies being two, the two transverse moving assemblies being respectively arranged at two ends of the base plate (22), the transverse moving assembly comprising a moving guide rail (3) and a first slider (9) slidably connected to the moving guide rail (3), a lifting assembly being arranged on the upper surface of the first slider (9), a longitudinal moving assembly being arranged on the lifting assembly, the longitudinal moving assembly comprising an arc-shaped rail plate (7) and a second slider (12) slidably mounted on the arc-shaped rail plate (7); A detection mechanism, the detection mechanism comprising a mounting seat (19) arranged on a second slider (12), a clamping frame (17) fixedly arranged on the upper surface of the mounting seat (19), a detection instrument (21) and a buzzer (20) fixedly arranged on two side surfaces of the mounting seat (19), an air duct (18) arranged on the clamping frame (17), the air duct (18) being connected to the detection instrument (21), and the buzzer (20) being electrically connected to the detection instrument (21).
2. A rotor ventilation test auxiliary device according to claim 1, characterized in that: The lifting assembly comprises a column (8) and a telescopic column (6); the column (8) is fixedly mounted on the upper surface of a first sliding block (9); a telescopic cavity is provided inside the column (8); the telescopic column (6) is slidably matched with the column (8) via the telescopic cavity; and the arc-shaped rail plate (7) is fixedly connected to the upper surface of the telescopic column (6).
3. A rotor ventilation test auxiliary device according to claim 2, characterized in that: A locking screw hole is provided on the side surface of the upright column (8), a locking screw (5) is screwed inside the locking screw hole, and one end of the locking screw (5) is pressed and matched with the telescopic column (6).
4. A rotor ventilation test auxiliary device according to claim 1, characterized in that: The movable guide rail (3) is provided with a first slot (2), a reciprocating motor (1) is fixedly mounted on one end of the movable guide rail (3), a worm (4) is connected to one end of the reciprocating motor (1), a threaded hole is provided on the first slider (9), the worm (4) is threadedly matched with the threaded hole, a positioning rail plate (23) is arranged inside the first slot (2), a positioning groove is provided on the first slider (9), and the positioning rail plate (23) is slidably matched with the positioning groove.
5. A rotor ventilation test auxiliary device according to claim 1, characterized in that: The arc-shaped rail plate (7) is provided with a second slot (10), the second slider (12) is slidably matched with the second slot (10), a driving compartment (13) is fixedly provided on the second slider (12), a driving motor (14) is fixedly installed on one side of the driving compartment (13), a gear is provided on the output shaft of the driving motor (14), a plurality of gear blocks (11) are installed inside the second slot (10), and the gears are meshed with the gear blocks (11).
6. A rotor ventilation test auxiliary device according to claim 5, characterized in that: A guide rail (15) is fixedly arranged on the arc-shaped rail plate (7), and the cross-sectional shape of the guide rail (15) is T-shaped. A guide groove (16) is provided on the second sliding block (12), and the shape of the guide groove (16) is adapted to the guide rail (15), and the guide rail (15) and the guide groove (16) are slidably matched.