CN212274840U - Vertical pump concentricity detects instrument - Google Patents
Vertical pump concentricity detects instrument Download PDFInfo
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- CN212274840U CN212274840U CN202020863255.1U CN202020863255U CN212274840U CN 212274840 U CN212274840 U CN 212274840U CN 202020863255 U CN202020863255 U CN 202020863255U CN 212274840 U CN212274840 U CN 212274840U
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- dial indicator
- concentricity
- radial
- fixing table
- horizontal
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Abstract
The utility model discloses a vertical pump concentricity detects instrument, including the base, set up the screw rod of putting at the central point of base perpendicularly, the cover is equipped with horizontal stand on the screw rod, and horizontal stand is "L" shape structure, installs axial percentage table, vertical face on the horizontal plane of horizontal stand one end perpendicularly and goes up horizontal installation and have radial percentage table, and the intermediate position of horizontal stand's horizontal plane has the screw hole, and the screw rod passes this screw hole and presss from both sides tightly fixedly from both sides from top to bottom with the nut. The invention utilizes the axial dial indicator and the radial dial indicator to measure the radial parallelism and the axial concentricity error between the pump main shaft and the motor base, thereby solving the problem of simultaneously measuring the concentricity and the parallelism error. The utility model discloses a concentricity detects instrument simple structure, easily realize, and be convenient for operate.
Description
Technical Field
The utility model belongs to chemical industry system equipment maintenance field, concretely relates to vertical pump concentricity detects instrument.
Background
In the installation process of the drying pump motor and the absorption pump motor of the chemical sulfuric acid system, the phenomena of large vibration, large noise, high temperature and the like can occur after the equipment is installed and driven due to the fact that the equipment is heavy, large in size, not easy to operate or human factors and the like. In the installation process of the traditional motor and the vertical pump, the motor spindle and the vertical pump concentricity detection tool are generally connected through a flange or an elastic coupling. The two flange couplings are connected through a hexagon bolt. The connection of the elastic coupling is a flexible connection which can withstand various deviations but has a poor ability to handle eccentricity. After the two main shafts are connected through the coupler, the motor drives the pump to normally operate.
Such two spindles connected by a coupling can deviate to different degrees in the case of high pump loads. When the parallelism of the two planes of the end surface of the pump spindle coupler and the end surface of the motor base deviates, the amplitude of the motor is inevitably increased. In addition, the amplitude of the motor increases when there is a large deviation in the concentricity of the pump spindle and the motor mount. In order to solve the problem, the utility model provides a concentricity detects instrument, the deviation place of looking for out motor cabinet and pump spindle that can be quick, adjust the back to the motor cabinet, the phenomenon such as the amplitude is great, the noise is great just can not appear in the motor. Thus greatly prolonging the service life of the motor, the pump and the main parts thereof.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a vertical pump concentricity detects instrument to solve vertical pump and vertical pump motor face and face between the face that appears after the installation and concentricity error scheduling problem between two main shafts.
In order to solve the above problem, the utility model adopts the following technical scheme:
the utility model provides a vertical pump concentricity detects instrument, includes base 1, sets up the screw rod 4 of putting at the central point of base 1 perpendicularly, be equipped with the bolt hole on the base 1, fix base 1 on the terminal surface of pump main shaft coupling through the bolt, horizontal stand 3 is equipped with to the cover on screw rod 4, horizontal stand 3 is the structure of "L" shape, install axial percentage table 6 on the horizontal plane of 3 one ends of horizontal stand perpendicularly, horizontal installation has radial percentage table 9 on the vertical face, the intermediate position of the horizontal plane of horizontal stand 3 is provided with the screw hole, screw rod 4 passes this screw hole and presss from both sides tightly fixedly from both sides from top to bottom with nut 2.
Further, a first fixing table 8 is welded on the horizontal plane of the horizontal support 3, and the axial dial indicator 6 is vertically installed on the first fixing table 8.
Further, the outside welding of the vertical face of horizontal stand 3 has connecting station 5, connecting station 5 and second fixed station 10 fixed connection, radial percentage table 9 horizontal installation is on second fixed station 10.
Furthermore, holes are formed in the upper surface and the front surface of the first fixing table 8, the axial dial indicator 6 is vertically inserted into the holes in the upper surface, and the bolts 7 penetrate through the holes in the front surface to fix the axial dial indicator 6.
Further, holes are formed in the side face and the back face of one end of the second fixing table 10, the radial dial indicator 9 is horizontally inserted into the holes in the side face, and the bolts 7 penetrate through the holes in the back face to fix the radial dial indicator 9.
Further, the connecting table 5, the first fixing table 8 and the second fixing table 10 are all L-shaped angle irons.
The utility model discloses relative prior art has following beneficial effect: the utility model discloses utilize radial depth of parallelism and axial concentricity error between axial, radial percentage table measuring pump main shaft and the motor cabinet, solved the difficult problem of simultaneous measurement concentricity and depth of parallelism error. The utility model discloses ingenious pump spindle coupling terminal surface that uses inconvenient adjustment can adjust the height of axial, radial percentage table according to the change of distance between pump spindle terminal surface and the motor cabinet as the benchmark. The utility model discloses a concentricity detects instrument simple structure, easily realize, and the operation of being convenient for, utilize this instrument to detect the axle coupling after, the amplitude of motor obviously descends to within the acceptable range. The temperature of the bearing box is correspondingly reduced, so that the service life of each part such as the bearing, the bush and the like is greatly prolonged, the replacement rate of the parts is reduced, and the purchase cost of spare parts is saved.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a top view of the present invention.
Fig. 3 is a schematic view of the connection between the pump spindle coupling and the pump spindle coupling of the present invention.
Wherein, 1, a base; 2. a nut; 3. a horizontal support; 4. a screw 5 and a connecting table; 6. an axial dial indicator; 7. a bolt; 8. a first fixed table; 9. a radial dial indicator; 10. a second stationary stage; 11. a motor base; 12. a pump spindle coupling; 13. a pump main shaft.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the following detailed description.
As shown in figure 1, 2 vertical pump concentricity detects instrument, including base 1, set up the screw rod 4 at the central point of base 1 perpendicularly, be equipped with the bolt hole on the base 1, the cover is equipped with horizontal stand 3 on the screw rod 4, horizontal stand 3 is the angle bar of "L" shape, install axial percentage table 6 perpendicularly on the horizontal plane of horizontal stand 3 one end, horizontal installation has radial percentage table 9 on the vertical face, the intermediate position of the horizontal plane of horizontal stand 3 is provided with the screw hole, screw rod 4 passes this screw hole and presss from both sides tightly fixedly from top to bottom with nut 2.
The horizontal plane of the horizontal support 3 is welded with a first fixing table 8, holes are formed in the upper surface and the front face of the first fixing table 8, the axial dial indicator 6 is vertically inserted into the holes in the upper surface, and the bolts 7 penetrate through the holes in the front face to fix the axial dial indicator 6.
The outside welding of the vertical face of horizontal stand 3 has connection platform 5, connects platform 5 and second fixed station 10 fixed connection, and the one end side and the back of second fixed station 10 are seted up porosely, and the hole of side is inserted to radial percentage table 9 level, and bolt 7 passes the hole fixed radial percentage table 9 at the back.
Wherein, the connecting table 5, the first fixing table 8 and the second fixing table 10 are all L-shaped angle irons.
As shown in figure 3, when in use, the upper nut 2 and the lower nut 2 are locked after the position of the horizontal bracket 3 on the screw rod 4 is confirmed according to the height difference between the horizontal plane of the motor base 11 and the horizontal plane of the pump spindle coupler 12. The direction of the dial plate is adjusted by installing the axial dial indicator 6 and the radial dial indicator 9, and the axial dial indicator 6 and the radial dial indicator 9 are fixed through the bolts 7. After recording the initial positions of the axial dial indicator 6 and the radial dial indicator 9, manually rotating the pump spindle 13, driving the axial dial indicator 6 and the radial dial indicator 9 to rotate along the circumference of the horizontal plane of the motor base by the horizontal bracket 3, recording data once when the axial dial indicator 6 and the radial dial indicator 9 rotate for 90 degrees, and analyzing and adjusting the position of the motor base according to the measured data after the axial dial indicator 6 and the radial dial indicator 9 rotate for 180 degrees. And the measurement and adjustment are repeated in this way until the error is within the allowable range, and then the detection process is finished.
Claims (6)
1. The concentricity detection tool for the vertical pump is characterized by comprising a base (1) and a screw rod (4) vertically arranged at the center of the base (1), wherein a horizontal support (3) is sleeved on the screw rod (4), the horizontal support (3) is of an L-shaped structure, an axial dial indicator (6) is vertically arranged on a horizontal plane at one end of the horizontal support (3), and a radial dial indicator (9) is horizontally arranged on a vertical plane; the middle position of the horizontal plane of the horizontal support (3) is provided with a threaded hole, and the screw (4) penetrates through the threaded hole and is clamped and fixed up and down by the nut (2).
2. The concentricity testing tool for the vertical pump according to claim 1, wherein a first fixing table (8) is welded on the horizontal plane of the horizontal support (3), and the axial dial indicator (6) is vertically installed on the first fixing table (8).
3. The concentricity testing tool for the vertical pump according to claim 1, wherein a connecting table (5) is welded outside the vertical surface of the horizontal support (3), the connecting table (5) is fixedly connected with a second fixing table (10), and the radial dial indicator (9) is horizontally arranged on the second fixing table (10).
4. The concentricity testing tool for the vertical pump as claimed in claim 2, wherein holes are formed in the upper surface and the front surface of the first fixing table (8), the lower end of the axial dial indicator (6) is vertically inserted into the hole in the upper surface of the first fixing table (8), and the bolt (7) is inserted into the hole in the front surface of the first fixing table (8) to fix the axial dial indicator (6).
5. The concentricity testing tool for the vertical pump as claimed in claim 3, wherein holes are formed in the side surface and the back surface of the second fixing table (10), the lower end of the radial dial indicator (9) is horizontally inserted into the hole in the side surface of the second fixing table (10), and the bolt (7) is inserted into the hole in the back surface of the second fixing table (10) to fix the radial dial indicator (9).
6. The concentricity testing tool for a vertical pump according to claim 1, wherein the base (1) is provided with bolt holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020863255.1U CN212274840U (en) | 2020-05-21 | 2020-05-21 | Vertical pump concentricity detects instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020863255.1U CN212274840U (en) | 2020-05-21 | 2020-05-21 | Vertical pump concentricity detects instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212274840U true CN212274840U (en) | 2021-01-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020863255.1U Active CN212274840U (en) | 2020-05-21 | 2020-05-21 | Vertical pump concentricity detects instrument |
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| CN (1) | CN212274840U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111678419A (en) * | 2020-05-21 | 2020-09-18 | 金川集团股份有限公司 | Vertical pump concentricity detects instrument |
| KR102421724B1 (en) * | 2021-12-06 | 2022-07-14 | 한전케이피에스 주식회사 | Alignment device for vertical pumps |
-
2020
- 2020-05-21 CN CN202020863255.1U patent/CN212274840U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111678419A (en) * | 2020-05-21 | 2020-09-18 | 金川集团股份有限公司 | Vertical pump concentricity detects instrument |
| KR102421724B1 (en) * | 2021-12-06 | 2022-07-14 | 한전케이피에스 주식회사 | Alignment device for vertical pumps |
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