CN216198891U - Testing arrangement suitable for all-metal screw pump - Google Patents
Testing arrangement suitable for all-metal screw pump Download PDFInfo
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- CN216198891U CN216198891U CN202122046786.9U CN202122046786U CN216198891U CN 216198891 U CN216198891 U CN 216198891U CN 202122046786 U CN202122046786 U CN 202122046786U CN 216198891 U CN216198891 U CN 216198891U
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- connecting pipe
- screw pump
- idler wheel
- liquid inlet
- rotor
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Abstract
The utility model provides a testing device suitable for an all-metal conical screw pump, which can adjust the relative positions of a rotor and a stator, namely adjust the fit clearance of the rotor and the stator, and ensure the accuracy of a measuring result. The utility model provides a testing arrangement suitable for all-metal toper screw pump which characterized in that: comprises a supporting unit, a liquid supply unit, a testing unit and a driving unit; the liquid supply unit comprises an outlet connecting pipe, a liquid inlet pipeline, a liquid outlet pipeline and a storage tank, wherein the outlet connecting pipe is hermetically connected with one liquid outlet end of a stator of the screw pump; the test unit comprises a torque sensor, a flow meter and a pressure gauge.
Description
Technical Field
The utility model relates to the technical field of testing devices, in particular to a testing device suitable for an all-metal conical screw pump.
Background
The stator and the rotor of the existing metal screw pump are completely long, the radial sizes of the inner cavity of the stator and the outer contour of the rotor are kept uniform along the longitudinal direction, and when the stator and the rotor are matched, even if the stator and the rotor deviate along the length direction, the matching clearance of the stator and the rotor is not influenced, the pump efficiency is not influenced, and the measuring result is not influenced. The contour of the rotor and the inner cavity of the stator of the all-metal conical screw pump have certain conicity, and the matching position of the rotor and the inner cavity of the stator is changed, so that the matching clearance of the rotor and the stator is changed, and the measuring result is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model provides a testing device suitable for an all-metal conical screw pump, which can adjust the relative positions of a rotor and a stator, namely adjust the fit clearance of the rotor and the stator, and ensure the accuracy of a measuring result.
Its technical scheme is such, a testing arrangement suitable for all-metal toper screw pump, its characterized in that: comprises a supporting unit, a liquid supply unit, a testing unit and a driving unit;
the screw pump is supported on the lifting idler wheels and is locked and fixed with the supporting frame through the locking pieces;
the liquid supply unit comprises an outlet connecting pipe, a liquid inlet pipeline, a liquid outlet pipeline and a storage tank, wherein the outlet connecting pipe is hermetically connected with one liquid outlet end of a stator of the screw pump, the liquid inlet connecting pipe is hermetically connected with one liquid inlet end of the stator of the screw pump, the liquid outlet connecting pipe is communicated with the storage tank through the liquid outlet pipeline, the liquid inlet connecting pipe is communicated with the storage tank through the liquid inlet pipeline, a core rod is installed in the liquid inlet connecting pipe, one end, close to a rotor of the screw pump, of the core rod is matched with the rotor through a plane bearing, one end, far away from the rotor of the screw pump, of the core rod is connected with an adjusting rod, and the adjusting rod extends out of the liquid inlet connecting pipe and is in threaded fit with the liquid inlet connecting pipe;
the testing unit comprises a torque sensor, a flow meter and a pressure meter, the torque sensor is arranged between a rotating shaft of the motor and the universal joint, one end of the torque sensor is connected with the rotating shaft of the motor through a coupler, the other end of the torque sensor is connected with the universal joint, and the flow meter and the pressure meter are respectively arranged on a liquid outlet pipeline;
the drive unit includes the motor, the pivot of motor is connected and is rotated transmission assembly, transmission assembly includes universal joint and connecting rod, the universal joint the connecting rod is arranged in the export connecting pipe, the connecting rod is connected the rotor.
Further, the lifting roller and the locking piece can translate along the length direction of the support frame.
Furthermore, the lifting idler wheel comprises an idler wheel, an idler wheel support, a lifting assembly and an idler wheel base, wherein the surface of the idler wheel is provided with an annular groove with a V-shaped cross section, the idler wheel is rotatably supported on the idler wheel support, the idler wheel support is installed at the output end of the lifting assembly, the lifting assembly is installed on the idler wheel base, and the idler wheel base is installed on the support frame and can move horizontally along the length direction of the support frame.
Furthermore, the locking piece is a pair of clamping blocks, the clamping blocks are in guide fit with the guide pillar and in threaded fit with the screw, the guide pillar and the screw are arranged in the horizontal direction, two ends of the guide pillar are respectively supported on the guide pillar supports, the guide pillar supports are fixed on the locking bottom plate, and the locking bottom plate is mounted on the support frame and can move horizontally in the length direction of the support frame.
According to the testing device, the stator is supported on the supporting roller and locked through the locking piece, so that the stator is fixed, one liquid inlet end of the stator is connected with the liquid inlet connecting pipe, the core rod is arranged in the liquid inlet connecting pipe, the core rod is abutted to the end part of the rotor, the core rod moves in the length direction through rotation of the adjusting rod, so that the relative position of the rotor is adjusted, the adjustment of the fit clearance between the rotor and the core rod is realized, and the accuracy of a measuring result is ensured.
Drawings
FIG. 1 is a schematic structural diagram of a testing apparatus according to the present invention.
Fig. 2 is a schematic view showing the structure of the locker of the present invention.
Fig. 3 is a schematic structural diagram of the lifting roller of the present invention.
Detailed Description
As shown in fig. 1 to 3, a testing device for an all-metal conical screw pump includes a supporting unit, a liquid supply unit, a testing unit and a driving unit;
the supporting unit comprises a supporting frame 19, a lifting roller 20 and a locking piece 21 are mounted on the supporting frame 19, the screw pump is supported on the lifting roller 20 and is locked and fixed with the supporting frame 19 through the locking piece 21, and the lifting roller 20 and the locking piece 21 can translate along the length direction of the supporting frame 19;
the liquid supply unit comprises an outlet connecting pipe, a liquid inlet connecting pipe 16, a liquid inlet pipeline 10, a liquid outlet pipeline 11 and a storage tank, wherein the outlet connecting pipe is hermetically connected with one liquid outlet end of a stator 14 of the screw pump, the liquid inlet connecting pipe is hermetically connected with one liquid inlet end of the stator 14 of the screw pump, the liquid outlet connecting pipe is communicated with the storage tank through the liquid outlet pipeline 11, the liquid inlet connecting pipe is communicated with the storage tank through the liquid inlet pipeline 10, a core rod 17 is installed in the liquid inlet connecting pipe, one end, close to a rotor of the screw pump, of the core rod 17 is matched with the rotor through a plane bearing, one end, far away from the rotor 15 of the screw pump, of the core rod 17 is connected with an adjusting rod 18, and the adjusting rod 18 extends out of the liquid inlet connecting pipe 16 and is in threaded fit with the liquid inlet connecting pipe 16;
the testing unit comprises a torque sensor 4, a flowmeter 12 and a pressure gauge 13, the torque sensor 4 is arranged between a rotating shaft of the motor 1 and the universal joint 6, one end of the torque sensor 4 is connected with the rotating shaft of the motor 1 through a coupler 3, the other end of the torque sensor is connected with the universal joint 6, and the flowmeter 12 and the pressure gauge 13 are respectively arranged on the liquid outlet pipeline 11;
the drive unit comprises a motor 1, a rotating transmission assembly is connected with a rotating shaft of the motor 1, the transmission assembly comprises a universal joint 6 and a connecting rod 7, the universal joint 6 and the connecting rod 7 are arranged in an outlet connecting pipe, and the connecting rod 7 is connected with a rotor 15.
The testing device also comprises a central console (not shown), and the torque sensor 4, the flowmeter 12, the pressure gauge 13 and the motor are respectively in electric control connection with the central console.
The lifting roller 20 comprises a roller 26, a roller bracket 27, a lifting assembly 28 and a roller base 29, wherein the surface of the roller 26 is provided with an annular groove with a V-shaped cross section, the roller is rotatably supported on the roller bracket, the roller bracket is mounted at the output end of the lifting assembly 28, the lifting assembly 28 is mounted on the roller base 29, and the roller base 29 is mounted on the support frame 19 and can move horizontally along the length direction of the support frame 19. Wherein, lifting unit is the market product of buying, also can adopt current conventional technology, for example by the main elevation structure who constitutes of screw rod, nut seat, guide pillar, elevator, nut seat installs in elevator bottom and cooperates with the screw rod, guide pillar and elevator guide cooperation, screw rod, guide pillar support respectively in the gyro wheel base and along vertical setting, drive the elevator through rotating the screw rod and go up and down.
The locking piece 21 is a vice bench clamp, the vice bench clamp comprises a pair of clamping blocks, the clamping blocks are in guide fit with the guide pillar and in threaded fit with the screw, the guide pillar and the screw are both arranged along the horizontal direction, and two ends of the guide pillar are respectively supported on the guide pillar support.
In fig. 1, 2 is a motor base, 5 is a connecting base, 8 is a fixed connecting pipe, and 9 is a movable connecting pipe. The fixed connecting pipe 8 and the movable connecting pipe 9 form an outlet connecting pipe, one end of the fixed connecting pipe is hermetically and fixedly connected with the connecting seat, and the other end of the fixed connecting pipe is hermetically and detachably connected with the movable connecting pipe.
Claims (4)
1. The utility model provides a testing arrangement suitable for all-metal toper screw pump which characterized in that: comprises a supporting unit, a liquid supply unit, a testing unit and a driving unit;
the screw pump is supported on the lifting idler wheels and is locked and fixed with the supporting frame through the locking pieces;
the liquid supply unit comprises an outlet connecting pipe, a liquid inlet pipeline, a liquid outlet pipeline and a storage tank, wherein the outlet connecting pipe is hermetically connected with one liquid outlet end of a stator of the screw pump, the liquid inlet connecting pipe is hermetically connected with one liquid inlet end of the stator of the screw pump, the liquid outlet connecting pipe is communicated with the storage tank through the liquid outlet pipeline, the liquid inlet connecting pipe is communicated with the storage tank through the liquid inlet pipeline, a core rod is installed in the liquid inlet connecting pipe, one end, close to a rotor of the screw pump, of the core rod is matched with the rotor through a plane bearing, one end, far away from the rotor of the screw pump, of the core rod is connected with an adjusting rod, and the adjusting rod extends out of the liquid inlet connecting pipe and is in threaded fit with the liquid inlet connecting pipe;
the driving unit comprises a motor, a rotating shaft of the motor is connected with a rotating transmission assembly, the transmission assembly comprises a universal joint and a connecting rod, the universal joint and the connecting rod are arranged in the outlet connecting pipe, and the connecting rod is connected with the rotor;
the test unit comprises a torque sensor, a flow meter and a pressure meter, wherein the torque sensor is arranged between a rotating shaft of the motor and the universal joint, one end of the torque sensor is connected with the rotating shaft of the motor through a coupler, the other end of the torque sensor is connected with the universal joint, and the flow meter and the pressure meter are respectively installed on a liquid outlet pipeline.
2. The testing device for the all-metal tapered screw pump according to claim 1, wherein: the lifting roller and the locking piece can translate along the length direction of the support frame.
3. The testing device for the all-metal tapered screw pump according to claim 2, wherein: the lifting idler wheel comprises an idler wheel, an idler wheel support, a lifting assembly and an idler wheel base, wherein the surface of the idler wheel is provided with an annular groove with a V-shaped cross section, the idler wheel is rotatably supported on the idler wheel support, the idler wheel support is installed at the output end of the lifting assembly, the lifting assembly is installed on the idler wheel base, and the idler wheel base is installed on the support frame and can move horizontally along the length direction of the support frame.
4. A testing apparatus suitable for an all-metal tapered screw pump according to claim 3, wherein: the locking piece is a pair of clamping blocks, the clamping blocks are in guide fit with the guide pillar and in threaded fit with the screw, the guide pillar and the screw are arranged in the horizontal direction, two ends of the guide pillar are respectively supported on the guide pillar supports, the guide pillar supports are fixed on the locking bottom plate, and the locking bottom plate is mounted on the support frame and can move horizontally in the length direction of the support frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122046786.9U CN216198891U (en) | 2021-08-27 | 2021-08-27 | Testing arrangement suitable for all-metal screw pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122046786.9U CN216198891U (en) | 2021-08-27 | 2021-08-27 | Testing arrangement suitable for all-metal screw pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216198891U true CN216198891U (en) | 2022-04-05 |
Family
ID=80918457
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122046786.9U Active CN216198891U (en) | 2021-08-27 | 2021-08-27 | Testing arrangement suitable for all-metal screw pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216198891U (en) |
-
2021
- 2021-08-27 CN CN202122046786.9U patent/CN216198891U/en active Active
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