CN219798182U - Device for measuring gap between fluted disc and tooth block of main shaft of hydroelectric generating set - Google Patents
Device for measuring gap between fluted disc and tooth block of main shaft of hydroelectric generating set Download PDFInfo
- Publication number
- CN219798182U CN219798182U CN202321179161.2U CN202321179161U CN219798182U CN 219798182 U CN219798182 U CN 219798182U CN 202321179161 U CN202321179161 U CN 202321179161U CN 219798182 U CN219798182 U CN 219798182U
- Authority
- CN
- China
- Prior art keywords
- base
- measuring
- slip table
- main shaft
- fluted disc
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000005728 strengthening Methods 0.000 claims description 7
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- 238000005259 measurement Methods 0.000 abstract description 7
- 240000005002 Erythronium dens canis Species 0.000 abstract description 6
- 238000009434 installation Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
Landscapes
- Length Measuring Devices With Unspecified Measuring Means (AREA)
Abstract
The utility model provides a hydroelectric set main shaft fluted disc tooth piece clearance measuring device, includes base and slip table, and the one end of base downside is equipped with clamping device, and the upside of slip table installation at the base is equipped with the standing groove, is used for placing the range unit of measurement distance in the standing groove, and the slip table downside is equipped with downwardly extending's locating plate by one side of clamping device, and the slip table is directional to slide at the base to can adjust the distance between locating plate and the base. Install the device through clamping device on the fixed plate of sensor, adjust the slip table, make the inboard of locating plate support and lean on the sensor, aim at the dogtooth piece and range measuring at the range unit who opens in the standing groove to can conveniently measure the distance between sensor and the dogtooth piece, improve work efficiency greatly.
Description
Technical Field
The utility model relates to the technical field of maintenance of hydraulic generators, in particular to a device for measuring gaps of tooth blocks of a main shaft fluted disc of a hydraulic generator set.
Background
The fluted disc of the water turbine is generally arranged on a large shaft of the water turbine, and a certain number of tooth blocks are arranged around the large shaft to form concave parts and convex tooth blocks. The convex tooth block is used as a detected object of the speed measuring probe, is generally made of metal, has a certain thickness and radian, and can be sensed and monitored in time when being measured by the sensor. The traditional method for retesting the working distance between the fluted disc tooth block and the sensor is to adopt a feeler gauge to check and adjust item by item after the distance between the sensor and the tooth block is adjusted, and repeated measurement and adjustment can be carried out in different batches. The existing method for measuring the working distance between the tooth block and the sensor is relatively backward, the manual repeated measurement and the adjustment of the thickness of the feeler gauge are needed by adopting a feeler gauge mode, if the sensor is unqualified, the repeated measurement is needed after the adjustment of the position of the sensor, and the working efficiency is relatively low.
Disclosure of Invention
The utility model aims to solve the technical problems that: the problem that exists among the above-mentioned background art is solved, provides a hydroelectric set main shaft fluted disc tooth piece clearance measurement device, installs the device on the fixed plate of sensor through clamping device, adjusts the slip table, makes the inboard of locating plate support the sensor, opens the range unit in the standing groove to can conveniently measure the distance between sensor and the protruding tooth piece and the correction of sensing, improve work efficiency greatly.
In order to achieve the technical characteristics, the aim of the utility model is realized in the following way: the utility model provides a hydroelectric set main shaft fluted disc tooth piece clearance measuring device, includes base and slip table, the one end of base downside is equipped with clamping device, and the slip table is installed in the upside of base, the upside of slip table is equipped with the standing groove, is used for placing the range unit of measurement distance in the standing groove, the slip table downside leans on one side of clamping device is equipped with downwardly extending's locating plate, and the slip table is directional to slide on the base to can adjust distance between locating plate and the base.
The upper side of base perpendicular to locating plate is equipped with the spout, and the downside of slip table is equipped with the slider, and slider and spout cooperation slip make the slip table directional slip on the base.
The upper side perpendicular to locating plate of base still is equipped with the adjustment tank, and the one end of adjustment tank is equipped with the locating piece, and the limiting plate is installed to the opposite side, and adjusting screw one end is rotated with the locating piece and is connected, and the other end is rotated with the limiting plate and is connected, and the limiting plate is located keeping away from clamping device one side, adjusting screw is located the one end of limiting plate and stretches out the limiting plate, stretches out the tip of limiting plate and is provided with the knob, the slip table downside corresponds the position of adjustment tank and is equipped with the adjusting nut piece, and adjusting nut piece and adjusting screw thread connect soon.
The clamping device comprises two clamping plates, a clamping groove is formed between the two clamping plates, and clamping bolts are arranged on the clamping plates far away from one side of the positioning plate.
The inner wall of the side, close to the locating plate, of the placing groove is flush with the side, close to the clamping device, of the locating plate.
The holding tank is equipped with the breach of dodging by locating plate one side, and one side that the holding tank kept away from dodging the breach is equipped with the screw hole, and hold-down bolt connects soon with the screw hole.
Openings are respectively arranged on the other two sides of the placing groove.
The width of slip table is greater than the width of base, the both sides of locating plate are equipped with the strengthening rib respectively, both sides the distance between the strengthening rib is greater than the width of base.
The distance measuring device is an infrared distance measuring instrument or a laser distance measuring instrument or a dial indicator.
The utility model has the following beneficial effects:
1. the device is installed on the fixed plate of sensor through clamping device, adjusts the slip table, makes the inboard of locating plate support and leans on the sensor, and distance measuring device in opening the standing groove aligns the dogtooth piece and ranges, thereby can conveniently measure the correction of sensing with the distance between sensor and the dogtooth piece, improved work efficiency greatly.
2. The sliding table is more convenient to move and adjust by matching and sliding the sliding block with the sliding groove.
3. The position of the sliding table can be accurately adjusted by rotating the knob, and the position of the sliding table cannot be moved after the sliding table is adjusted in place.
Drawings
Fig. 1 is a schematic perspective view of the ranging apparatus of the present utility model.
Fig. 2 is a schematic perspective view of the present utility model.
FIG. 3 is a schematic view of the cross-sectional structure A-A in FIG. 1.
Fig. 4 is a schematic perspective view of a base of the present utility model.
Fig. 5 is a schematic perspective view of a sliding table according to the present utility model.
In the figure: the device comprises a base 1, a sliding groove 11, an adjusting groove 12, an adjusting screw 13, a knob 14, a positioning block 15, a limiting plate 16, a clamping device 2, a clamping plate 21, a clamping bolt 22, a sliding table 3, a sliding block 31, an adjusting nut block 32, a threaded hole 33, a compression bolt 34, a placing groove 4, an avoidance gap 41, an opening 42, a positioning plate 5, a reinforcing rib 51 and a distance measuring device 6.
Detailed Description
Embodiments of the present utility model will be further described with reference to the accompanying drawings.
Referring to fig. 1-5, a gap measuring device for a tooth disc gear block of a main shaft of a hydroelectric generating set comprises a base 1 and a sliding table 3, wherein a clamping device 2 is arranged at one end of the lower side of the base 1, the sliding table 3 is arranged on the upper side of the base 1, a placing groove 4 is formed in the upper side of the sliding table 3, a distance measuring device 6 for placing a measuring distance is arranged in the placing groove 4, a positioning plate 5 extending downwards is arranged on one side, close to the clamping device 2, of the lower side of the sliding table 3, and the sliding table 3 slides in a directional manner on the base 1, so that the distance between the positioning plate 5 and the base 1 can be adjusted. Install the device through clamping device 2 on the fixed plate of sensor, adjust slip table 3, make the inboard of locating plate 5 support against the sensor, aim at the dogtooth piece and range measuring at the range unit 6 of opening in standing groove 4 to can conveniently measure the correction of sensing with the distance between dogtooth piece, improve work efficiency greatly.
Referring to fig. 2, 4 and 5, a sliding groove 11 is arranged on the upper side of the base 1 perpendicular to the positioning plate 5, a sliding block 31 is arranged on the lower side of the sliding table 3, and the sliding block 31 and the sliding groove 11 slide in a matched manner, so that the sliding table 3 slides on the base 1 in an oriented manner. The sliding table 3 is more convenient to move and adjust by matching and sliding the sliding block 31 with the sliding groove 11.
Further, referring to fig. 2, 4 and 5, an adjusting groove 12 is further formed in the upper side of the base 1 perpendicular to the positioning plate 5, a positioning block 15 is arranged at one end of the adjusting groove 12, a limiting plate 16 is mounted on the other side, one end of an adjusting screw 13 is rotatably connected with the positioning block 15, the other end of the adjusting screw 13 is rotatably connected with the limiting plate 16, the limiting plate 16 is located on one side far away from the clamping device 2, one end of the adjusting screw 13, located on the limiting plate 16, extends out of the limiting plate 16, a knob 14 is arranged at the end of the extending limiting plate 16, an adjusting nut block 32 is arranged at the lower side of the sliding table 3 corresponding to the position of the adjusting groove 12, and the adjusting nut block 32 is in threaded connection with the adjusting screw 13. The position of the sliding table 3 can be accurately adjusted by rotating the knob 14, and after the sliding table 3 is adjusted in place, the position of the sliding table is not moved.
Referring to fig. 3, the clamping device 2 includes two clamping plates 21, a clamping groove is formed between the two clamping plates 21, and a clamping bolt 22 is mounted on the clamping plate 21 on a side away from the positioning plate 5. When the device is used, the clamping groove is clamped on the fixed plate, the clamping bolt 22 is rotated, and the clamping bolt 22 abuts against the fixed plate to stably fix the device on the fixed plate.
The inner wall of the side of the placing groove 4 close to the positioning plate 5 is flush with the side of the positioning plate 5 close to the clamping device 2. The distance between the sensor and the tooth block can be accurately obtained without additional calculation.
Referring to fig. 2, in order to ensure stability of the ranging device 6, when the placement groove 4 is deeper, the placement groove 4 will shield the ranging device 6 by the side of the positioning plate 5, and therefore, the placement groove 4 is provided with a avoidance gap 41 by the side of the positioning plate 5. In addition, a screw hole 33 is formed in one side of the placement groove 4 away from the avoidance notch 41, a compression bolt 34 is screwed with the screw hole 33, and the measurement device 6 placed in the placement groove 4 is limited and abutted by the compression bolt 34.
Further, openings 42 are respectively formed on the other two sides of the placement groove 4, so that the distance measuring device 6 can be conveniently taken and placed.
Referring to fig. 2, the width of the sliding table 3 is greater than the width of the base 1, the two sides of the positioning plate 5 are respectively provided with reinforcing ribs 51, and the distance between the reinforcing ribs 51 at the two sides is greater than the width of the base 1. Set up strengthening rib 51, guarantee the intensity of locating plate 5, the distance between the strengthening rib 51 of both sides is greater than the width of base 1, makes strengthening rib 51 can laminate the tip of base 1.
The distance measuring device 6 is an infrared distance measuring instrument or a laser distance measuring instrument or a dial indicator. In fig. 1, an infrared range finder is installed. Of course, the size or shape of the placement groove 4 may be adjusted, and then the dial gauge may be attached.
The working process or principle of the utility model:
when in use, the clamping groove of the clamping device 2 is clamped on the fixed plate, the clamping bolt 22 is rotated, the clamping bolt 22 abuts against the fixed plate, and the device is stably fixed on the fixed plate. The infrared range finder is placed in the placing groove 4, the compression bolt 34 is rotated, and the infrared range finder placed in the placing groove 4 is limited and abutted. The knob 14 is rotated to adjust the position of the sliding table 3, the inner side of the positioning plate 5 abuts against the end part of the sensor, then the infrared range finder in the placing groove 4 is started to aim at the convex tooth block for ranging, and at the moment, the infrared range finder selects the end part as a zero point, so that the distance between the sensor and the convex tooth block can be conveniently measured.
If the distance between the sensor and the convex tooth block exceeds the standard (generally, the distance is bigger), the knob 14 is rotated to adjust the position of the sliding table 3, so that the sliding table 3 is close to the convex tooth block, when the infrared range finder is displayed in the standard value, the knob 14 is not rotated any more, at the moment, the sliding table 3 is limited by the adjusting screw 13, so that the position cannot be moved, the position of the sensor is adjusted, the end part of the sensor abuts against the inner side of the positioning plate 5, and the sensor can be adjusted and corrected conveniently.
Claims (9)
1. The utility model provides a hydroelectric set main shaft fluted disc tooth piece clearance measuring device which characterized in that: including base (1) and slip table (3), the one end of base (1) downside is equipped with clamping device (2), and the upside at base (1) is installed to slip table (3), the upside of slip table (3) is equipped with standing groove (4), is used for placing range unit (6) of measuring distance in standing groove (4), the slip table (3) downside is leaned on one side of clamping device (2) is equipped with downwardly extending locating plate (5), and slip table (3) directional slip on base (1), thereby can adjust the distance between locating plate (5) and base (1).
2. The device for measuring the gap between tooth blocks of a main shaft fluted disc of a hydroelectric generating set according to claim 1, wherein the device comprises: the upper side of base (1) perpendicular to locating plate (5) is equipped with spout (11), and the downside of slip table (3) is equipped with slider (31), and slider (31) and spout (11) cooperation slip make slip table (3) directional slip on base (1).
3. The device for measuring the gap between tooth blocks of a main shaft fluted disc of a hydroelectric generating set according to claim 2, wherein the device comprises: the upper side perpendicular to locating plate (5) of base (1) still is equipped with adjustment tank (12), and the one end of adjustment tank (12) is equipped with locating piece (15), and limiting plate (16) are installed to the opposite side, and adjusting screw (13) one end is connected with locating piece (15) rotation, and the other end is connected with limiting plate (16) rotation, and limiting plate (16) are located keeping away from clamping device (2) one side, adjusting screw (13) are located limiting plate (16) one end and stretch out limiting plate (16), and the tip that stretches out limiting plate (16) is provided with knob (14), the position that slip table (3) downside corresponds adjustment tank (12) is equipped with adjusting nut piece (32), adjusting nut piece (32) and adjusting screw (13) screw thread joint.
4. The device for measuring the gap between tooth blocks of a main shaft fluted disc of a hydroelectric generating set according to claim 1, wherein the device comprises: the clamping device (2) comprises two clamping plates (21), a clamping groove is formed between the two clamping plates (21), and clamping bolts (22) are arranged on the clamping plates (21) which are far away from one side of the locating plate (5).
5. The device for measuring the gap between tooth blocks of a main shaft fluted disc of a hydroelectric generating set according to claim 1, wherein the device comprises: the inner wall of the side, close to the locating plate (5), of the placing groove (4) is flush with the side, close to the clamping device (2), of the locating plate (5).
6. The device for measuring the gap between tooth blocks of a main shaft fluted disc of a hydroelectric generating set according to claim 1, wherein the device comprises: the placing groove (4) is provided with an avoidance gap (41) on one side close to the positioning plate (5), a threaded hole (33) is formed in one side, away from the avoidance gap (41), of the placing groove (4), and the compression bolt (34) is screwed with the threaded hole (33).
7. The device for measuring the gap between tooth blocks of a main shaft fluted disc of a hydroelectric generating set according to claim 6, wherein the device comprises: openings (42) are respectively arranged on the other two sides of the placing groove (4).
8. The device for measuring the gap between tooth blocks of a main shaft fluted disc of a hydroelectric generating set according to claim 1, wherein the device comprises: the width of slip table (3) is greater than the width of base (1), the both sides of locating plate (5) are equipped with strengthening rib (51) respectively, both sides distance between strengthening rib (51) is greater than the width of base (1).
9. The device for measuring the gap between tooth blocks of a main shaft fluted disc of a hydroelectric generating set according to claim 1, wherein the device comprises: the distance measuring device (6) is an infrared distance measuring instrument or a laser distance measuring instrument or a dial indicator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321179161.2U CN219798182U (en) | 2023-05-16 | 2023-05-16 | Device for measuring gap between fluted disc and tooth block of main shaft of hydroelectric generating set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321179161.2U CN219798182U (en) | 2023-05-16 | 2023-05-16 | Device for measuring gap between fluted disc and tooth block of main shaft of hydroelectric generating set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219798182U true CN219798182U (en) | 2023-10-03 |
Family
ID=88152947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321179161.2U Active CN219798182U (en) | 2023-05-16 | 2023-05-16 | Device for measuring gap between fluted disc and tooth block of main shaft of hydroelectric generating set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219798182U (en) |
-
2023
- 2023-05-16 CN CN202321179161.2U patent/CN219798182U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211476964U (en) | Expansion joint size detection device | |
| CN219798182U (en) | Device for measuring gap between fluted disc and tooth block of main shaft of hydroelectric generating set | |
| CN209043253U (en) | A kind of small-sized orifice aperture measurement device of Industrial Engineering | |
| CN215447724U (en) | Speed reducer limiting angle detection device | |
| CN2932303Y (en) | Inside diameter measuring device | |
| CN208818105U (en) | A kind of cubing measuring arc position degree | |
| CN216954422U (en) | Cylinder roundness measuring instrument | |
| CN205981030U (en) | Utensil is examined to magneto external diameter | |
| CN213748180U (en) | Bolt elongation measuring tool for process monitoring | |
| CN213688184U (en) | Sealing plug verticality gauge | |
| CN209894101U (en) | Special detection tool for detecting depth of cylinder hole ring groove of cylinder body | |
| CN209991891U (en) | Gear ring bounce detection device of driven bevel gear | |
| CN218734529U (en) | Infrared remote control receiving angle test rack for set top box | |
| CN220153481U (en) | Two inclined planes parallelism of adjustable forked tail guide rail examine utensil | |
| CN217465581U (en) | Eccentric wheel height point inspection tool | |
| CN210952898U (en) | Sensor support adjusting device | |
| CN207351361U (en) | A kind of rotating sheet ramp thickness measures frock | |
| CN109539928A (en) | A kind of fan-shaped section welding blade cavity digital measuring device and measurement method | |
| CN215725652U (en) | Rotating shaft center alignment regulator for revolving shaft measuring instrument | |
| CN220288456U (en) | Fan blade size detection device | |
| CN219589604U (en) | Measuring tool structure for measuring profile of blade edge plate surface of aero-engine | |
| CN219223544U (en) | Detection tool | |
| CN217954476U (en) | Zero calibration tool for wind vane | |
| CN214923870U (en) | Clamp capable of accurately adjusting angle of measuring pin | |
| CN220170138U (en) | Portable angle measuring tool |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |