CN208221059U - A kind of pressure testing device of high temperature and pressure hot oil pump - Google Patents
A kind of pressure testing device of high temperature and pressure hot oil pump Download PDFInfo
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- CN208221059U CN208221059U CN201820601095.6U CN201820601095U CN208221059U CN 208221059 U CN208221059 U CN 208221059U CN 201820601095 U CN201820601095 U CN 201820601095U CN 208221059 U CN208221059 U CN 208221059U
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Abstract
The utility model discloses a kind of pressure testing devices of high temperature and pressure hot oil pump, belong to hot oil pump detection device technical field, the import of water inlet line and the outlet of outlet conduit are all connected to water source, the outlet of water inlet line, the import of outlet conduit and water feeding machine structure are all connected to hot oil pump to be measured, imported valve and inlet pressure gauge are provided on water inlet line, outlet valve is provided on outlet conduit, delivery gauge and flowmeter, pressure testing device further includes motor, inside has the fuel tank of electric heater, oil pocket was both provided on the pump housing and pump cover of hot oil pump to be measured, the import for crossing oil pocket is all connected to the oil outlet of fuel tank, the outlet for crossing oil pocket is all connected to the oil return opening of fuel tank, motor and electric heater are all connect with control module, motor is connected or separated with hot oil pump to be measured.Improve product quality, it is possible to reduce unnecessary after-sale service saves a part of after-sale service expense for company, achievees the purpose that save the cost.
Description
Technical field
The utility model belongs to hot oil pump detection device technical field, is related to a kind of pressure testing dress of high temperature and pressure hot oil pump
It sets.
Background technique
Hot oil pump needs to carry out before factory performance detection, and a bit subtle sand holes of cast member can not under room temperature water test
It was found that such sand holes are amplified under high-temperature high-pressure state after product to client company, it is easy to appear leakage phenomenon, Er Qiere
Oil pump is it sometimes appear that slight vibration and noise, and slight leakage occur in each pipeline road and connector, valve etc. and vibration is existing
As if there is this quality problems, we just need that technical staff is sent to carry out after-sale service to scene.If we are dispatching from the factory
Before test, find and solve these problems in advance, can to avoid some unnecessary after-sale services, and be company save it is very big
A part of after-sale service expense, can achieve the purpose of save the cost.
Summary of the invention
The utility model in order to overcome the drawbacks of the prior art, devises a kind of pressure testing device of high temperature and pressure hot oil pump,
Leakage, vibration and noise can be found and solved the problems, such as before factory, improve product quality, it can be to avoid some unnecessary
After-sale service, save a big chunk after-sale service expense for company, can achieve the purpose of save the cost.
The specific technical solution that the utility model is taken is: a kind of pressure testing device of high temperature and pressure hot oil pump, including water
Source, water feeding machine structure, inlet and outlet pipes, the import of water inlet line and the outlet of outlet conduit are all connected to water source, into
The outlet of waterpipe, the import of outlet conduit and water feeding machine structure are all connected to hot oil pump to be measured, and import is provided on water inlet line
Valve and inlet pressure gauge are provided with outlet valve, delivery gauge and flowmeter, water feeding machine structure, inlet valve on outlet conduit
Door, outlet valve, inlet pressure gauge, delivery gauge and flowmeter are all connect with control module, it is important to: the pressure testing dress
Setting further includes motor, the internal fuel tank for having electric heater, is both provided with oil pocket on the pump housing and pump cover of hot oil pump to be measured,
The import for crossing oil pocket is all connected to the oil outlet of fuel tank, and the outlet for crossing oil pocket is all connected to the oil return opening of fuel tank, motor and electricity
Heater is all connect with control module, and motor is connected or separated with hot oil pump to be measured.
The water source includes circulating water pool and water tank, and water feeding machine structure includes the first vacuum pump and the second vacuum pump, water inlet
The quantity of pipeline is two and respectively the first water inlet line, the second water inlet line, and the quantity of outlet conduit is two and difference
For the first outlet conduit, the second outlet conduit, circulating water pool, the first water inlet line, the first vacuum pump and the first outlet conduit shape
As the first pressure testing system, water tank, the second water inlet line, the second vacuum pump and the second outlet conduit are formed as the second pressure testing system
System.
The pressure testing device further includes the infrared thermometry using temperature for measuring hot oil pump and motor to be measured
Instrument.
The flow is calculated as turbine flowmeter.
The pressure testing device further includes the display module connecting with control module.
The entrance of the water inlet line is provided with filter screen, and filter screen includes the support set gradually from bottom to top
Layer, by-pass filtration layer and secondary filtration layer, the aperture of by-pass filtration layer are 30-40 μm, and the aperture of secondary filtration layer is 10-15 μ
M, the aperture of supporting layer are greater than the aperture of by-pass filtration layer.
The beneficial effects of the utility model are: electric heater is closed, hot oil pump to be measured and water inlet line, outlet conduit
It is connected with water feeding machine structure, is pressurizeed using motor to the water in pipeline, detect whether hot oil pump to be measured has leakage, noise and shake
It is dynamic, dynamic pressure testing may be implemented；Motor is separated with hot oil pump to be measured, electric heater is opened, observes the pump of hot oil pump to be measured
Body and pump cover have vibration without exception and leakage phenomenon under high-temperature hot oil working condition, realize static pressure testing.If problematic
Words, can find in advance and solve before factory, improve product quality, can be to avoid some unnecessary after-sale services
Company saves a big chunk after-sale service expense, can achieve the purpose of save the cost.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the left view of Fig. 1.
In attached drawing, 1 represents the first vacuum pump, and 2 represent the second water inlet line, and 3 represent the first water inlet line, and 4 represent import
Valve, 5 represent outlet valve, and 6 represent fuel tank, and 7 represent inlet pressure gauge, and 8 represent delivery gauge, and 9 represent circulating water pool,
10 represent flowmeter, and 11 represent hot oil pump to be measured, and 12 represent water tank, and 13 represent the second vacuum pump, and 14 represent the first outlet pipe
Road, 15 represent the second outlet conduit.
Specific embodiment
It elaborates in the following with reference to the drawings and specific embodiments to the utility model:
Specific embodiment, as depicted in figs. 1 and 2, a kind of pressure testing device of high temperature and pressure hot oil pump, including water source, send water
Mechanism, inlet and outlet pipes, the import of water inlet line and the outlet of outlet conduit are all connected to water source, water inlet line
Outlet, the import of outlet conduit and water feeding machine structure are all connected to hot oil pump 11 to be measured, and 4 He of imported valve is provided on water inlet line
Inlet pressure gauge 7 is provided with outlet valve 5, delivery gauge 8 and flowmeter 10, water feeding machine structure, imported valve on outlet conduit
4, outlet valve 5, inlet pressure gauge 7, delivery gauge 8 and flowmeter 10 are all connect with control module, the pressure testing device
Further include motor, the internal fuel tank 6 for having electric heater, was both provided with oil on the pump housing and pump cover of hot oil pump 11 to be measured
Chamber, the import for crossing oil pocket are all connected to the oil outlet of fuel tank 6, and the outlet for crossing oil pocket is all connected to the oil return opening of fuel tank 6, motor
It is all connect with control module with electric heater, motor is connected or separated with hot oil pump 11 to be measured.
Inlet pressure gauge 7 and delivery gauge 8, can be monitored in real time the pressure size in pipeline, more securely and reliably, survey
It is more accurate to measure result.Flowmeter 10 can be accurate and clear display present flow rate numerical value, by adjust outlet valve 5 make it is to be measured
Hot oil pump 11 is run under different operating conditions, and flowmeter 10 is preferably turbine flowmeter, and precision is high, and reproducible, inferred-zero disturbs energy
Power is good, and rangeability is wide, compact-sized.
As to further improvement of the utility model, water source includes circulating water pool 9 and water tank 12, and water feeding machine structure includes the
One vacuum pump 1 and the second vacuum pump 13, the quantity of water inlet line are two and respectively the first water inlet line 3, the second water inlet pipe
Road 2, the quantity of outlet conduit are two and respectively the first outlet conduit 14, the second outlet conduit 15, circulating water pool 9, first
Water inlet line 3, the first vacuum pump 1 and the first outlet conduit 14 are formed as the first pressure testing system, water tank 12, the second water inlet line 2,
Second vacuum pump 13 and the second outlet conduit 15 are formed as the second pressure testing system.
It is divided with the power of hot oil pump 11 to be measured, the hot oil pump to be measured 11 less than or equal to 22kW is linked into the second examination
It is tested in pressure system, i.e., hot oil pump 11 to be measured is connected to the second water inlet line 2, the second vacuum pump 13 and the second water outlet
Between pipeline 15, calorimetric oil pump 11 is treated using the water in water tank 12 and is detected；Hot oil pump to be measured 11 greater than 22kW accesses
It is tested into the first pressure testing system, i.e., hot oil pump 11 to be measured is connected to the first vacuum pump 1, the first water inlet line 3 and
Between one outlet conduit 14, calorimetric oil pump 11 is treated using the water in circulating water pool 9 and is detected.Make two pressure testing systems in this way
System can make the best use of everything, and reduce the waste of the energy, save the cost, two pressure testing systems can use simultaneously, can also be independent
It uses.In order to reduce space occupied, water tank 12 is fixed on 9 top of circulating water pool.The bottom of second water inlet line 2 and water tank 12
Portion's connection, the second outlet conduit 15 are connected to the top of water tank 12.
As to further improvement of the utility model, pressure testing device further includes for measuring hot oil pump 11 to be measured and electronic
The infrared thermometer using temperature of machine can be controlled temperature with the temperature of real-time detection hot oil pump 11 and motor to be measured
In the reasonable scope.
As to further improvement of the utility model, pressure testing device further includes the display module connecting with control module,
The various data measured can be shown using display module, conveniently be checked.
Entrance to further improvement of the utility model, water inlet line is provided with filter screen, filter screen includes
Supporting layer, by-pass filtration layer and the secondary filtration layer set gradually from bottom to top, the aperture of by-pass filtration layer are 30-40 μm, two
The aperture of grade filter layer is 10-15 μm, and the aperture of supporting layer is greater than the aperture of by-pass filtration layer, and filter effect is good, can prevent
Impurity enters in hot oil pump 11 to be measured and treats calorimetric oil pump 11 and generate abrasion.
Two pressure testing systems all have two kinds of operating modes of dynamic pressure testing and static pressure testing, wherein the work of the first pressure testing system
It is as follows to make principle:
(1) dynamic pressure testing: electric heater is in close state at this time, first hot oil pump 11 to be measured and the first vacuum pump
1, the first water inlet line 3 and the connection of the first outlet conduit 14, then close the outlet valve 5 on the first outlet conduit 14, the
Imported valve 4 on one water inlet line 3 is opened, with the first vacuum pump 1 to hot oil pump 11 to be measured and the first water inlet line 3, first
Air is discharged for water filling in outlet conduit 14, makes to be full of in hot oil pump 11 to be measured, the first water inlet line 3 and the first outlet conduit 14
Then motor is connect by water with hot oil pump 11 to be measured, start motor, drives hot oil pump 11 to be measured to rotate using motor,
To pressurize in pipeline, when the pressure in the first outlet conduit 14 reaches setting numerical value, outlet valve 5 is slowly opened, first goes out
Flowmeter 10 on waterpipe 14 can be accurate and clear display present flow rate numerical value, by adjust outlet valve 5 make to calorimetric
Oil pump 11 is run under different operating conditions, and control module can recorde the flow of each operating point, inlet and outlet pressure numerical value, motor
Electric current, motor power parameter, observe whether all parameters qualified, and by display module by the real-time current of motor
It is shown with power parameter.It should also be noted that whether hot oil pump 11 to be measured has leakage, noise and vibration during test, it is used in combination
Infrared thermometer measures the use temperature of hot oil pump 11 and motor to be measured.
(2) static pressure testing: motor is separated with hot oil pump 11 to be measured, opens electric heater, the high temperature in fuel tank 6 is led
Hot oil is heated to 300 DEG C or more of high temperature, is then fed into oil pocket, and Rapid Circulation flowing, observation pump housing pump cover is warmed in height
There are vibration without exception and leakage phenomenon under oily working condition.
The working principle of second pressure testing system is as follows:
Dynamic pressure testing: electric heater is in close state at this time, first hot oil pump 11 to be measured and the second water inlet line 2,
Second vacuum pump 13 and the second outlet conduit 15 connection, then on the second outlet conduit 15 outlet valve 5 close, second
Imported valve 4 on water inlet line 2 is opened, and the water in water tank 12 can automatically flow into the second water inlet line 2, true using second
Sky pump 13 enters water in the second outlet conduit 15, makes in the second water inlet line 2, the second vacuum pump 13 and the second outlet conduit 15
Full of water, then motor is connect with hot oil pump 11 to be measured, start motor, drives hot oil pump 11 to be measured to revolve using motor
Turn, be pipeline in pressurization, when the pressure in the second outlet conduit 15 reach setting numerical value when, slowly open outlet valve 5, second
Flowmeter 10 on outlet conduit 15 can be accurate and clear display present flow rate numerical value, by adjust outlet valve 5 make it is to be measured
Hot oil pump 11 is run under different operating conditions, and control module can recorde the flow of each operating point, inlet and outlet pressure numerical value, electronic
The power parameter of the electric current of machine, motor, observes whether all parameters are qualified, and by display module by the real-time electricity of motor
Stream and power parameter are shown.It should also be noted that whether hot oil pump 11 to be measured has leakage, noise and vibration during test, it is used in combination
Infrared thermometer measures the use temperature of hot oil pump 11 and motor to be measured.
The static pressure testing principle of second pressure testing system is identical as the first pressure testing system.
The utility model realizes the quality testing for the preceding hot oil pump that dispatches from the factory, and avoids sand holes occur in high temperature and pressure operation process
Amplification leads to the problem of leakage, if problematic, can find and solve in advance before factory, improve product quality,
A big chunk after-sale service expense can be saved to avoid some unnecessary after-sale services for company, can achieve saving at
This purpose.
Claims (6)
1. a kind of pressure testing device of high temperature and pressure hot oil pump, including water source, water feeding machine structure, inlet and outlet pipes, water inlet
The import of pipeline and the outlet of outlet conduit are all connected to water source, the outlet of water inlet line, the import of outlet conduit and water feeding machine
Structure is all connected to hot oil pump to be measured (11), and imported valve (4) and inlet pressure gauge (7), outlet conduit are provided on water inlet line
On be provided with outlet valve (5), delivery gauge (8) and flowmeter (10), water feeding machine structure, imported valve (4), outlet valve
(5), inlet pressure gauge (7), delivery gauge (8) and flowmeter (10) are all connect with control module, it is characterised in that: described
Pressure testing device further includes motor, the internal fuel tank (6) for having electric heater, on the pump housing and pump cover of hot oil pump (11) to be measured all
Be provided with oil pocket, the import for crossing oil pocket all be connected to the oil outlet of fuel tank (6), cross the outlet of oil pocket all with time of fuel tank (6)
Hydraulic fluid port connection, motor and electric heater are all connect with control module, and motor is connected or separated with hot oil pump to be measured (11).
2. a kind of pressure testing device of high temperature and pressure hot oil pump according to claim 1, it is characterised in that: the water source packet
Circulating water pool (9) and water tank (12) are included, water feeding machine structure includes the first vacuum pump (1) and the second vacuum pump (13), water inlet line
Quantity is two and respectively the first water inlet line (3), the second water inlet line (2), and the quantity of outlet conduit is two and difference
For the first outlet conduit (14), the second outlet conduit (15), circulating water pool (9), the first water inlet line (3), the first vacuum pump (1)
Be formed as the first pressure testing system, water tank (12), the second water inlet line (2), the second vacuum pump (13) with the first outlet conduit (14)
Be formed as the second pressure testing system with the second outlet conduit (15).
3. a kind of pressure testing device of high temperature and pressure hot oil pump according to claim 1, it is characterised in that: the pressure testing dress
Setting further includes the infrared thermometer using temperature for measuring hot oil pump to be measured (11) and motor.
4. a kind of pressure testing device of high temperature and pressure hot oil pump according to claim 1, it is characterised in that: the flowmeter
It (10) is turbine flowmeter.
5. a kind of pressure testing device of high temperature and pressure hot oil pump according to claim 1, it is characterised in that: the pressure testing dress
Setting further includes the display module connecting with control module.
6. a kind of pressure testing device of high temperature and pressure hot oil pump according to claim 1, it is characterised in that: the water inlet pipe
The entrance in road is provided with filter screen, and filter screen includes the supporting layer set gradually from bottom to top, by-pass filtration layer and second level mistake
Filtering layer, the aperture of by-pass filtration layer are 30-40 μm, and the aperture of secondary filtration layer is 10-15 μm, and the aperture of supporting layer is greater than level-one
The aperture of filter layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820601095.6U CN208221059U (en) | 2018-04-25 | 2018-04-25 | A kind of pressure testing device of high temperature and pressure hot oil pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820601095.6U CN208221059U (en) | 2018-04-25 | 2018-04-25 | A kind of pressure testing device of high temperature and pressure hot oil pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208221059U true CN208221059U (en) | 2018-12-11 |
Family
ID=64512488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820601095.6U Active CN208221059U (en) | 2018-04-25 | 2018-04-25 | A kind of pressure testing device of high temperature and pressure hot oil pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208221059U (en) |
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2018
- 2018-04-25 CN CN201820601095.6U patent/CN208221059U/en active Active
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