CN219795529U - Embedded plunger pump test fixture - Google Patents
Embedded plunger pump test fixture Download PDFInfo
- Publication number
- CN219795529U CN219795529U CN202223509497.9U CN202223509497U CN219795529U CN 219795529 U CN219795529 U CN 219795529U CN 202223509497 U CN202223509497 U CN 202223509497U CN 219795529 U CN219795529 U CN 219795529U
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- shell
- pump
- tested
- oil
- shaft
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- 238000012360 testing method Methods 0.000 title claims abstract description 35
- 230000007704 transition Effects 0.000 claims abstract description 35
- 238000007789 sealing Methods 0.000 claims abstract description 31
- 239000007788 liquid Substances 0.000 abstract description 5
- 230000005540 biological transmission Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
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- Control Of Positive-Displacement Pumps (AREA)
Abstract
The utility model discloses an embedded plunger pump testing tool which consists of a shell, a rear sealing cover, a transition shaft, accessories, a pump to be tested and the like; the shell comprises a front shell and a rear shell; the rear sealing cover comprises a rear sealing cover and a shaft seal; the transition shaft comprises a transition shaft and a bearing; the accessory comprises an oil outlet joint, a pipe joint and a sealing piece. The oil pump test bench is integrally arranged on an oil pump test bench mounting station, a test bench motor transmits power to the pump to be tested through a transition shaft, a transmission shaft of the pump to be tested rotates, oil is pressurized and then enters a cavity of the tool through a pipe joint, the pump to be tested is soaked in the oil, and the pump to be tested discharges high-pressure oil from an oil outlet through an oil outlet joint. The utility model can ensure that oil liquid is not leaked in the high-temperature condition test process, and is more convenient to assemble, disassemble and replace.
Description
Technical Field
The utility model belongs to the field of hydraulic pressure, and particularly relates to an embedded plunger pump testing tool.
Background
The embedded plunger pump has small volume and high power density, and is widely applied to the fields of petroleum exploration, robots, exoskeleton and the like. Because the embedded plunger pump has a special application environment, the target application environment is harsh, and conventional test tables and tools cannot meet test conditions.
Disclosure of Invention
Aiming at the problems, the utility model aims to provide an embedded plunger pump testing tool which provides testing conditions for life test of an embedded plunger pump.
The utility model relates to an embedded plunger pump high-pressure test tool, which comprises a shell, wherein a cavity is arranged in the shell, and the cavity is used for installing a pump 2 to be tested; the upper surface of the shell is provided with a pipe joint 4, the pipe joint 4 is communicated with the cavity, and the pipe joint 4 is respectively connected with the oil inlet and the oil return port;
the pump to be tested is connected with an external motor through a transition shaft, one end of the transition shaft is connected with the output end of the external motor, and the other end of the transition shaft is connected with the rotating shaft of the pump to be tested 2.
Further, the shell comprises a front shell 3 and a rear shell 5; the front shell 3 is fixed on the rear shell 5 through screws, the rear shell 5 is fixed on the test stand mounting seat through screws, and the pump 2 to be tested is mounted inside the shell; a detachable assembly structure is arranged between the front shell 3 and the rear shell 5.
Further, a rear sealing cover 6, a shaft seal 9, a transition shaft 7 and a bearing 8 are arranged on the rear end face of the shell; the transition shaft 7 is positioned at the other end of the oil outlet joint of the pump 2 to be tested and is coaxial with the oil outlet joint.
Further, the tool is provided with an accessory, and the accessory comprises an oil outlet joint 1, a pipe joint 4 and a sealing element 10; the oil outlet connector 1 is arranged at an oil outlet of the pump 2 to be tested; the pipe joint 4 is arranged on the upper surface of the rear shell and is respectively connected with the oil inlet and the oil return port; the seal 10 is used for sealing the housing and the transition shaft.
Further, the rear sealing cover 6 is mounted on the rear housing 5 through a screw, the shaft seal 9 is located at the middle position of the rear sealing cover 6, the shaft seal 9 allows the transition shaft 7 to pass through, and the shaft seal 9 is limited through a clamp spring; the transition shaft 7 is connected with the bearing 8 and is arranged in the bearing mounting hole of the rear shell 5, and the rear sealing cover 6 provides limit.
Compared with the prior art, the utility model has the following beneficial effects:
1. the utility model adopts a closed shell design, and the pump to be tested is arranged in the tool, so that the integral temperature of the pump to be tested is convenient to be ensured to be constant, meanwhile, the inlet pressurization of oil is convenient to be carried out, and the oil absorption capacity of the oil pump is ensured.
2. The quick mounting interface is adopted, so that the pump to be tested is convenient to assemble, disassemble and replace, and the test convenience is improved;
3. the test tool can be used for a long time under the high-temperature test condition.
Drawings
FIG. 1 is a cross-sectional view of an embedded plunger pump test fixture of the present utility model;
FIG. 2 is a schematic diagram of the external shape of the embedded plunger pump test fixture of the present utility model;
in the figure, 1-oil outlet joint, 2-pump to be measured, 3-front shell, 4-pipe joint, 5-rear shell, 6-rear sealing cover, 7-transition shaft, 8-bearing, 9-shaft seal and 10-sealing piece.
Detailed Description
The utility model is further described below with reference to the drawings and examples.
The utility model relates to an embedded plunger pump high-pressure test tool, which comprises a shell, wherein a cavity is arranged in the shell, and the cavity is used for installing a pump 2 to be tested; the upper surface of the shell is provided with a pipe joint 4, the pipe joint 4 is communicated with the cavity, and the pipe joint 4 is respectively connected with the oil inlet and the oil return port;
the pump to be tested is connected with an external motor through a transition shaft, one end of the transition shaft is connected with the output end of the external motor, and the other end of the transition shaft is connected with the rotating shaft of the pump to be tested 2.
Further, the shell comprises a front shell 3 and a rear shell 5; the front shell 3 is fixed on the rear shell 5 through screws, the rear shell 5 is fixed on the test stand mounting seat through screws, and the pump 2 to be tested is mounted inside the shell; a detachable assembly structure is arranged between the front shell 3 and the rear shell 5.
Further, a rear sealing cover 6, a shaft seal 9, a transition shaft 7 and a bearing 8 are arranged on the rear end face of the shell; the transition shaft 7 is positioned at the other end of the oil outlet joint of the pump 2 to be tested and is coaxial with the oil outlet joint.
Further, the tool is provided with an accessory, and the accessory comprises an oil outlet joint 1, a pipe joint 4 and a sealing element 10; the oil outlet connector 1 is arranged at an oil outlet of the pump 2 to be tested; the pipe joint 4 is arranged on the upper surface of the rear shell and is respectively connected with the oil inlet and the oil return port; the seal 10 is used for sealing the housing and the transition shaft.
Further, the rear sealing cover 6 is mounted on the rear housing 5 through a screw, the shaft seal 9 is located at the middle position of the rear sealing cover 6, the shaft seal 9 allows the transition shaft 7 to pass through, and the shaft seal 9 is limited through a clamp spring; the transition shaft 7 is connected with the bearing 8 and is arranged in the bearing mounting hole of the rear shell 5, and the rear sealing cover 6 provides limit.
The embodiment is an embedded plunger pump testing tool, which is composed of a shell, a rear sealing cover, a transition shaft, accessories and a pump 2 to be tested as shown in fig. 1 and 2. The shell comprises a front shell 3 and a rear shell 5; the rear sealing cover comprises a rear sealing cover 6 and a shaft seal 9, and the transition shaft comprises a transition shaft 7 and a bearing 8; the accessory comprises an oil outlet joint 1, a pipe joint 4 and a sealing element 10.
The front shell 3 is fixed on the rear shell 5 through screws, the rear shell 5 is fixed on the test stand mounting seat through screws, the pump 2 to be tested is mounted inside the shell, and circumferential positioning is achieved through grooves corresponding to the pump 2 to be tested on the rear shell 5.
The rear sealing cover 6 is arranged on the rear shell 5 through a screw, and the shaft seal 9 is limited through a clamp spring;
the transition shaft 7 and the bearing 8 are connected and installed in a bearing installation hole of the rear shell 5, and the rear sealing cover 6 provides limit, and the transition shaft 7 penetrates through the shaft seal 9;
the oil outlet connector 1 is arranged at an oil outlet of the pump 2 to be tested;
as shown in fig. 2, the pipe joint 4 is mounted on the rear housing and is respectively connected with the oil inlet and the oil return port;
the seal 10 is used for sealing the housing and the transition shaft.
When the oil pump test bed is in operation, the oil pump test bed is integrally arranged on an oil pump test bed mounting station, a motor of the test bed transmits power to the pump 2 to be tested through the transition shaft 7, so that a transmission shaft of the pump 2 to be tested rotates, oil liquid enters a cavity of the tool after being pressurized through the pipe joint 4 by the booster pump, the pump 2 to be tested is soaked in the oil liquid, and high-pressure oil liquid is discharged from an oil outlet through the oil outlet joint 1 by the pump 2 to be tested. The utility model can ensure that oil liquid is not leaked in the high-temperature condition test process, and only the oil outlet connector 1 and the front shell 3 are required to be detached when the pump 2 to be tested is disassembled and replaced, thereby being convenient and quick.
Claims (5)
1. The embedded plunger pump testing tool is characterized by comprising a shell, wherein a cavity is formed in the shell, and a pump (2) to be tested is arranged in the cavity; the upper surface of the shell is provided with a pipe joint (4), the pipe joint (4) is communicated with the cavity, and the pipe joint (4) is respectively connected with the oil inlet and the oil return port;
the pump to be tested is connected with an external motor through a transition shaft, one end of the transition shaft is connected with the output end of the external motor, and the other end of the transition shaft is connected with the rotating shaft of the pump to be tested (2).
2. The embedded plunger pump testing fixture according to claim 1, wherein the housing comprises a front housing (3) and a rear housing (5); the front shell (3) is fixed on the rear shell (5) through a screw, the rear shell (5) is fixed on the test bed mounting seat through a screw, and the pump (2) to be tested is mounted inside the shell;
the front shell (3) and the rear shell (5) are of a detachable assembly structure.
3. The embedded plunger pump testing tool according to claim 1, wherein a rear sealing cover (6), a shaft seal (9), a transition shaft (7) and a bearing (8) are arranged on the rear end face of the shell; the transition shaft (7) is positioned at the other end of the oil outlet joint of the pump (2) to be tested and is coaxial with the oil outlet joint.
4. The embedded plunger pump testing tool according to claim 1, wherein an accessory is arranged on the tool, and comprises an oil outlet joint (1), a pipe joint (4) and a sealing element (10); the oil outlet connector (1) is arranged at an oil outlet of the pump (2) to be tested;
the pipe joint (4) is arranged on the upper surface of the rear shell and is respectively connected with the oil inlet and the oil return port;
the seal (10) is used for sealing the housing and the transition shaft.
5. The embedded plunger pump testing tool of claim 3, wherein,
the rear sealing cover (6) is arranged on the rear shell (5) through a screw, the shaft seal (9) is positioned in the middle of the rear sealing cover (6), the shaft seal (9) allows the transition shaft (7) to pass through, and the shaft seal (9) is limited through a clamp spring;
the transition shaft (7) is connected with the bearing (8) and arranged in a bearing mounting hole of the rear shell (5), and the rear sealing cover (6) provides limit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223509497.9U CN219795529U (en) | 2022-12-28 | 2022-12-28 | Embedded plunger pump test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223509497.9U CN219795529U (en) | 2022-12-28 | 2022-12-28 | Embedded plunger pump test fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219795529U true CN219795529U (en) | 2023-10-03 |
Family
ID=88176159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223509497.9U Active CN219795529U (en) | 2022-12-28 | 2022-12-28 | Embedded plunger pump test fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219795529U (en) |
-
2022
- 2022-12-28 CN CN202223509497.9U patent/CN219795529U/en active Active
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| GR01 | Patent grant |