CN114992108B - Rotary water pump parameter measuring device - Google Patents
Rotary water pump parameter measuring device Download PDFInfo
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- CN114992108B CN114992108B CN202210552982.XA CN202210552982A CN114992108B CN 114992108 B CN114992108 B CN 114992108B CN 202210552982 A CN202210552982 A CN 202210552982A CN 114992108 B CN114992108 B CN 114992108B
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 261
- 238000012360 testing method Methods 0.000 claims abstract description 129
- 230000007246 mechanism Effects 0.000 claims abstract description 33
- 230000007306 turnover Effects 0.000 claims description 26
- 239000003638 chemical reducing agent Substances 0.000 claims description 9
- 238000005259 measurement Methods 0.000 claims description 7
- 238000007599 discharging Methods 0.000 claims description 6
- 238000001514 detection method Methods 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000001914 filtration Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B51/00—Testing machines, pumps, or pumping installations
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention relates to the technical field of water pump parameter testing, in particular to a rotary water pump parameter measuring device. The device comprises a test bench; the test bench comprises a rotating base, a test water tank and a plurality of groups of pipeline mechanisms, wherein the test water tank is arranged on the rotating base, a test area, a water collecting area and a water storage area are arranged in the test water tank, a plurality of test stations are arranged in the test area, and each test station is provided with a clamping device; the multiple groups of pipeline mechanisms are distributed between the water storage area and each test station, one end of each pipeline mechanism is connected with the clamping device, the clamping device is used for fixing the water pump to be tested and enabling the water pump to be tested to be communicated with the pipeline mechanisms, and the pipeline mechanisms are used for measuring parameters of the water pump to be tested. The invention can automatically clamp the water pumps, test a plurality of water pumps simultaneously, effectively improve the testing efficiency of the water pumps and improve the testing precision of the water pump parameters.
Description
Technical Field
The invention relates to the technical field of water pump parameter testing, in particular to a rotary water pump parameter measuring device.
Background
With the rapid development of the water pump industry, the production level is greatly improved, and the yield is also greatly increased. The water pump produced by the small and medium-sized civil pump factories has a relatively large proportion in the market. However, these pump-producing enterprises leave factory-tested equipment relatively primitive and old, and many administrators put the main focus on pump-producing equipment, and ignore the testing equipment. Leading to a significant error in the measurement of some equipment before the test equipment is stopped. Therefore, the water pump detection technology is a technology with high content and accurate measurement. The water pump test technology becomes an increasingly perfect technology in the field of test development, the time of water pump test is a key for restricting the delivery of the whole water pump, the speed of influencing the water pump test has a plurality of factors, the structure is complex, and each item has great influence on the whole water pump test when being slightly not noticed.
The water pump industry belongs to a traditional mechanical industry, and after the assembly of parts, each water pump needs to be detected before leaving the factory, and whether detected data meet the use requirement is checked. At present, the production mode of a water pump enterprise is still an assembly and test separation mode, a factory test cannot cover all water pumps, only a sampling inspection mode can be adopted, the automation degree is low, and the quality supervision of the water pumps is seriously influenced. When the water pump leaves the factory to test, need manual operation, the human factor influences greatly. Time and effort are consumed, the precision is low, and the water resource utilization rate is poor. Therefore, the delivery test level of the water pump needs to be improved, and an advanced manufacturing technology needs to be applied to the water pump test, so that the automatic production level is improved, and the energy conservation and emission reduction are realized.
Disclosure of Invention
The invention aims to solve the problems, and provides a rotary water pump parameter measuring device which can automatically clamp a water pump in the water pump testing process, and can test a plurality of water pumps simultaneously, so that the water pump testing efficiency is effectively improved, and the testing precision of water pump parameters is improved.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the invention provides a rotary water pump parameter measuring device, which comprises a test bench;
the test bench comprises a rotating base, a test water tank and a plurality of groups of pipeline mechanisms, wherein the test water tank is arranged on the rotating base, a test area and a water storage area are arranged in the test water tank, a plurality of test stations are arranged in the test area, and each test station is provided with a clamping device; the multiple groups of pipeline mechanisms are distributed between the water storage area and each test station, one end of each pipeline mechanism is connected with the clamping device, the clamping device is used for fixing the water pump to be tested and enabling the water pump to be tested to be communicated with the pipeline mechanisms, and the pipeline mechanisms are used for measuring parameters of the water pump to be tested.
The pipeline mechanism comprises a water outlet pipe I, a valve, a water outlet pipe II and a flowmeter and a water outlet pipe III which are sequentially connected, wherein one end of the water outlet pipe III is connected with the clamping device, a pressure detection device is arranged on the water outlet pipe III, and the tail end of the water outlet pipe I is inserted into the water storage area.
The clamping device comprises a fixed plate, a turnover plate and a hydraulic cylinder, wherein the fixed plate is connected with the test water tank, and the lower end of the turnover plate is hinged with the fixed plate; the hydraulic cylinder is arranged on the fixed plate, and the output end of the hydraulic cylinder is movably connected with the upper end of the turnover plate;
one end of the water outlet pipe III is connected with the fixed plate through a water outlet pipe flange; the hydraulic cylinder drives the turnover plate to rotate, so that the turnover plate clamps or releases the connecting flange and the water outlet pipe flange of the water pump to be tested.
The turnover plate is provided with a chute along the vertical direction, and the output end of the hydraulic cylinder is vertically connected with a sliding shaft which is accommodated in the chute of the turnover plate.
A water collecting area is arranged between the test area and the water storage area, and a water return system is arranged in the water collecting area; water in the test area overflows into the water collecting area; the water return system is used for conveying water in the water collecting area into the water storage area.
The top of the water collecting area is provided with a filtering device.
The water return system comprises a water return pipe and a water return pump, wherein the water return pump is arranged in the water collecting area, one end of the water return pipe is connected with a water outlet of the water return pump, and the other end of the water return pipe is inserted into the water storage area.
The test water tank comprises an inner cylinder, a middle cylinder and an outer cylinder which are concentrically arranged from inside to outside, wherein the area in the inner cylinder is the test area, the annular area between the inner cylinder and the middle cylinder is the water collecting area, and the annular area between the middle cylinder and the outer cylinder is the test area; and the height of the inner cylinder is larger than that of the outer cylinder, and the height of the outer cylinder is larger than that of the middle cylinder.
The rotating base comprises a base, an internal tooth contact bearing, a motor speed reducer and an external gear, wherein an outer ring of the internal tooth contact bearing is connected with the base, an inner ring of the internal tooth contact bearing is connected with the test water tank, the motor speed reducer is arranged in the base, an output end of the motor speed reducer is connected with the external gear, and the external gear is meshed with the internal tooth of the internal tooth contact bearing.
The rotary water pump parameter measuring device also comprises a feeding table and a discharging table which are arranged on two opposite sides of the test table.
The invention has the advantages and positive effects that:
1. the invention adopts the cable which is manually connected with the water pump to be tested, and the water pump to be tested is manually placed on the clamping device. After the test is finished, the water pump to be tested is manually moved from the clamping device and is put on the blanking table, so that parts required by the equipment are reduced, and the use reliability and flexibility of the test equipment are improved.
2. The invention organically combines the rotary base, the test table and the clamping device, divides the test water tank into three areas, namely a test area, a collection area and a water storage area, and the areas are closely connected, thereby reducing the occupied area, simplifying the structure of the whole test equipment, being convenient to install and safe and reliable to work.
3. The invention can test a plurality of water pumps simultaneously, the test time of the water pump to be tested is the carrying wiring and disconnecting time of the upper pump and the lower pump of other water pumps to be tested, the test time of the water pump to be tested is not required to be set, the maintenance is convenient, the operation of the test device is simple, and the working efficiency is high.
Drawings
FIG. 1 is a perspective view of a rotary water pump parameter measuring device according to the present invention;
FIG. 2 is a front view of a rotary water pump parameter measuring device according to the present invention;
FIG. 3 is a top view of FIG. 2;
FIG. 4 is a cross-sectional view A-A of FIG. 3;
FIG. 5 is a front view of the clamping device of the present invention;
FIG. 6 is an isometric view of a clamping device of the present invention;
in the figure: 1 is a feeding table, 2 is a rotating base, 3 is a testing water tank, 301 is a testing area, 302 is a water collecting area, 303 is a water storage area, 4 is a pipeline mechanism, 5 is a discharging table, 6 is a clamping device, 7 is a water outlet pipe I, 8 is a valve, 9 is a water outlet pipe II, 10 is a flowmeter, 11 is a water outlet pipe III, 12 is a filtering device, 13 is a base, 14 is an internal tooth contact bearing, 15 is a motor reducer, 16 is an external gear, 18 is a water return pipe, 19 is a water return pump, 20 is a fixed plate, 21 is a pin roll, 22 is a turnover plate, 23 is a water pump to be tested, 24 is a sliding shaft, 25 is a hydraulic cylinder, and 26 is a pressure detection device.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1-3, the rotary water pump parameter measuring device provided by the invention comprises a test bench; the test bench comprises a rotating base 2, a test water tank 3 and a plurality of groups of pipeline mechanisms 4, wherein the test water tank 3 is arranged on the rotating base 2, a test area 301 and a water storage area 303 are arranged in the test water tank 3, a plurality of test stations are arranged in the test area 301, and each test station is provided with a clamping device 6; the multiple groups of pipeline mechanisms 4 are distributed between the water storage area 303 and each testing station, one end of each pipeline mechanism 4 is connected with the clamping device 6, the clamping device 6 is used for fixing the water pump 23 to be tested and enabling the water pump 23 to be tested to be communicated with the pipeline mechanisms 4, and the pipeline mechanisms 4 are used for measuring parameters of the water pump 23 to be tested.
As shown in fig. 4, in the embodiment of the present invention, the pipeline mechanism 4 includes a water outlet pipe i 7, a valve 8, a water outlet pipe ii 9, a flowmeter 10 and a water outlet pipe iii 11 that are sequentially connected, wherein one end of the water outlet pipe iii 11 is connected with the clamping device 6, and a pressure detecting device 26 is disposed on the water outlet pipe iii 11, and the end of the water outlet pipe i 7 is inserted into the water storage area 303.
As shown in fig. 5 to 6, in the embodiment of the present invention, the clamping device 6 includes a fixing plate 20, a turnover plate 22 and a hydraulic cylinder 25, wherein the fixing plate 20 is connected with the test sink 3, and the lower end of the turnover plate 22 is hinged with the fixing plate 20 through a pin 21; the hydraulic cylinder 25 is arranged on the fixed plate 20, and the output end is movably connected with the upper end of the turnover plate 22; one end of the water outlet pipe III 11 is connected with the fixed plate 20 through a water outlet pipe flange; the hydraulic cylinder 25 drives the turnover plate 22 to rotate, so that the turnover plate 22 clamps or releases the connecting flange and the water outlet pipe flange of the water pump 23 to be tested.
Further, a chute is arranged on the turnover plate 22 along the vertical direction, and the output end of the hydraulic cylinder 25 is vertically connected with a sliding shaft 24, and the sliding shaft 24 is accommodated in the chute of the turnover plate 22.
Preferably, the turnover plates 22 are two and connected to both sides of the fixing plate 20; the two turning plates 22 are respectively connected with two hydraulic cylinders 25, and the two hydraulic cylinders 25 are respectively installed at the left and right sides of the fixed plate 20.
Specifically, the clamping device 6 is opened, that is, the piston rods of the two hydraulic cylinders 25 are simultaneously extended, so that the sliding shaft 24 is driven to push the overturning plate 22 to open a certain angle. The connecting flange of the water pump 23 to be tested is manually placed between the turnover plate 22 and the fixing plate 20, the cable of the water pump 23 to be tested is manually connected, after the test equipment confirm key is pressed, the piston rods of the two hydraulic cylinders 25 retract, and the turnover plate 22 clamps the connecting flange of the water pump 23 to be tested and the flange of the water outlet pipe III 11, namely the water pump 23 to be tested is automatically clamped.
1-4, on the basis of the embodiment, a water collecting area 302 is further arranged in the test water tank 3 and is positioned between the test area 301 and the water storage area 303, and a water return system is arranged in the water collecting area 302; water in the test zone 301 overflows into the water collection zone 302; the water return system is used to transport water in the water collection zone 302 into the water storage zone 303.
Further, a filtering device 12 is provided at the top of the water collection area 302 to filter the water collected by the water collection area 302.
In the embodiment of the invention, the water return system comprises the water return pipe 18 and the water return pump 19, wherein the water return pump 19 is arranged in the water collecting area 302, one end of the water return pipe 18 is connected with a water outlet of the water return pump 19, the other end of the water return pipe is inserted into the water storage area 303, and the water return pump 19 pumps the water collecting area 302 into the water storage area 303 again through the water return pipe 18, so that the use requirement of the water pump to be tested in the test process is met.
Specifically, the test water tank 3 comprises an inner cylinder, a middle cylinder and an outer cylinder which are concentrically arranged from inside to outside, wherein the area in the inner cylinder is a test area 301, the annular area between the inner cylinder and the middle cylinder is a water collecting area 302, and the annular area between the middle cylinder and the outer cylinder is the test area 301; and the height of the inner cylinder is larger than that of the outer cylinder, and the height of the outer cylinder is larger than that of the middle cylinder.
In the embodiment of the invention, each test station of the test water tank 3 is provided with a pipeline mechanism 4 and a clamping device 6, and the water pump 23 to be tested is connected with the pipeline mechanism 4 through the clamping device 6. During testing, the water pump 23 to be tested is started, the valve 8 and the flowmeter 9 of the pipeline mechanism 4 are opened, and the water pump 23 to be tested pumps water in the water storage area 303 into the testing area 301 through the pipeline mechanism 4. After the test zone 301 is full, the water overflows into the collection zone 302. The top of the collection zone 302 is fitted with a filter device 12. The filter device 12 will filter impurities from the test zone water. Preferably, filter device 12 is a filter cotton.
As shown in fig. 4, in the embodiment of the present invention, the rotating base 2 includes a base 13, an internal tooth contact bearing 14, a motor reducer 15, and an external gear 16, wherein an outer ring of the internal tooth contact bearing 14 is connected with the base 13, an inner ring is connected with the test water tank 3, the motor reducer 15 is disposed in the base 13, and an output end is connected with the external gear 16, the external gear 16 is meshed with internal teeth of the internal tooth contact bearing 14, a rotational speed of the test water tank 3 is controlled by controlling a rotational speed of the motor reducer 15, and the rotational speed is adjusted as needed.
As shown in fig. 1-3, on the basis of the above embodiment, the rotary water pump parameter measuring device provided by the invention further comprises a feeding table 1 and a discharging table 5 which are arranged on two opposite sides of the test table, wherein the feeding table 1 and the discharging table 5 correspond to two stations of the test table, namely a feeding station and a discharging station.
The invention provides a rotary water pump parameter measuring device, which has the following working principle:
in operation, firstly the empty position of the test station is rotated into the position of the loading station 1, at which time the clamping device 6 of the test station is in the pump-free open state. The water pump 23 to be tested is manually conveyed onto the clamping device 6 from the feeding table 1, the cable of the water pump 23 to be tested is manually connected, after the equipment confirmation key is pressed, the piston rods of the two hydraulic cylinders 25 retract simultaneously, and the turnover plate 22 clamps the connecting flange of the water pump 23 to be tested and the flange of the water outlet pipe III 11, namely, the water pump 23 to be tested is automatically clamped. In the process of manually installing the water pump 23 to be tested, the water pump 23 to be tested corresponding to the blanking table 5 is tested, the clamping device 6 is automatically opened, and after the personnel of the blanking table 5 unwinds, the tested water pump 23 to be tested is conveyed from the test table to the blanking table 5.
In the actual test process, the water pump 23 to be tested starts the pipeline mechanism 4 to measure parameters while rotating along with the test water tank 3. The test tank 3 has three sections, a test section 301, a collection section 302, and a water storage section 303. The water pump 23 to be tested is connected with the pipeline mechanism 4, and during testing, the water pump 23 to be tested is started, the valve 8, the flowmeter 9 and the pressure detection device 26 of the pipeline mechanism 4 are opened, and the water in the water storage area 303 is pumped into the testing area 301 by the water pump 23 to be tested through the pipeline mechanism 4. After the test zone 301 is full of water, the water automatically overflows into the collection zone 302. The top of the collection zone 302 is filled with the filter device 12 to filter impurities from the test zone water. The return water 19 of the collecting area 302 is always in operation, and the water in the collecting area 302 is conveyed into the water storage area 301 through the return water pipe 18.
When the test bench is used, the number of stations of the designed test bench is based on the premise of meeting the production takt, and the water pump 23 to be tested is manually installed and the water pump 23 to be tested is manually disassembled. According to the interfaces of the connecting flanges of different water pumps 23 to be tested, the corresponding water outlet pipe flanges are arranged on the interfaces of the water outlet pipe III 11, so that the requirements of different types of pumps are met. Each station is provided with a sleeve mechanism 4 and a clamping device 6, the parameter measurement of the water pump 23 to be tested is performed manually by pumping up and pumping down, and the time for rotating the test bench is measured, so that the special test time is not required, and the test efficiency of the water pump 23 to be tested is improved.
In the water pump test process, the invention can test the parameters such as the lift, the flow, the motor power and the like of a plurality of water pumps at the same time, effectively improves the water pump test efficiency and improves the production test beat.
The foregoing is merely an embodiment of the present invention and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, improvement, expansion, etc. made within the spirit and principle of the present invention are included in the protection scope of the present invention.
Claims (8)
1. The rotary water pump parameter measuring device is characterized by comprising a test bench;
the test bench comprises a rotating base (2), a test water tank (3) and a plurality of groups of pipeline mechanisms (4), wherein the test water tank (3) is arranged on the rotating base (2), a test area (301) and a water storage area (303) are arranged in the test water tank (3), a plurality of test stations are arranged in the test area (301), and each test station is provided with a clamping device (6); a plurality of groups of pipeline mechanisms (4) are distributed between the water storage area (303) and each test station, one end of each pipeline mechanism (4) is connected with a clamping device (6), the clamping device (6) is used for fixing the water pump (23) to be tested and communicating the fixed water pump (23) to be tested with the pipeline mechanisms (4), and the pipeline mechanisms (4) are used for measuring parameters of the water pump (23) to be tested;
the pipeline mechanism (4) comprises a water outlet pipe I (7), a valve (8), a water outlet pipe II (9), a flowmeter (10) and a water outlet pipe III (11) which are sequentially connected, wherein one end of the water outlet pipe III (11) is connected with the clamping device (6), the water outlet pipe III (11) is provided with a pressure detection device (26), and the tail end of the water outlet pipe I (7) is inserted into the water storage area (303);
the clamping device (6) comprises a fixed plate (20), a turnover plate (22) and a hydraulic cylinder (25), wherein the fixed plate (20) is connected with the test water tank (3), and the lower end of the turnover plate (22) is hinged with the fixed plate (20); the hydraulic cylinder (25) is arranged on the fixed plate (20), and the output end of the hydraulic cylinder is movably connected with the upper end of the turnover plate (22);
one end of the water outlet pipe III (11) is connected with the fixed plate (20) through a water outlet pipe flange; the hydraulic cylinder (25) drives the turnover plate (22) to rotate, so that the turnover plate (22) clamps or releases the connecting flange and the water outlet pipe flange of the water pump (23) to be tested.
2. The rotary water pump parameter measurement device according to claim 1, wherein a chute is arranged on the turnover plate (22) along a vertical direction, and an output end of the hydraulic cylinder (25) is vertically connected with a sliding shaft (24), and the sliding shaft (24) is accommodated in the chute of the turnover plate (22).
3. The rotary water pump parameter measurement device according to claim 1, wherein a water collecting area (302) between the test area (301) and the water storage area (303) is further arranged in the test water tank (3), and a water return system is arranged in the water collecting area (302); water in the test zone (301) overflows into the water collection zone (302); the water return system is used for conveying water in the water collecting area (302) into the water storing area (303).
4. A rotary water pump parameter measuring device according to claim 3, characterized in that the top of the water collection zone (302) is provided with a filter device (12).
5. A rotary water pump parameter measuring device according to claim 3, characterized in that the water return system comprises a water return pipe (18) and a water return pump (19), wherein the water return pump (19) is arranged in the water collecting area (302), one end of the water return pipe (18) is connected with a water outlet of the water return pump (19), and the other end is inserted into the water storage area (303).
6. A rotary water pump parameter measuring device according to claim 3, characterized in that the test water tank (3) comprises an inner cylinder, a middle cylinder and an outer cylinder which are concentrically arranged from inside to outside, wherein the area in the inner cylinder is the test area (301), the annular area between the inner cylinder and the middle cylinder is the water collecting area (302), and the annular area between the middle cylinder and the outer cylinder is the test area (301); and the height of the inner cylinder is larger than that of the outer cylinder, and the height of the outer cylinder is larger than that of the middle cylinder.
7. The rotary water pump parameter measurement device according to claim 1, wherein the rotary base (2) comprises a base (13), an internal tooth contact bearing (14), a motor reducer (15) and an external gear (16), wherein an outer ring of the internal tooth contact bearing (14) is connected with the base (13), an inner ring is connected with the test water tank (3), the motor reducer (15) is arranged in the base (13), an output end is connected with the external gear (16), and the external gear (16) is meshed with internal teeth of the internal tooth contact bearing (14).
8. The rotary water pump parameter measurement device according to claim 1, further comprising a feeding table (1) and a discharging table (5) arranged on opposite sides of the test table.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210552982.XA CN114992108B (en) | 2022-05-19 | 2022-05-19 | Rotary water pump parameter measuring device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210552982.XA CN114992108B (en) | 2022-05-19 | 2022-05-19 | Rotary water pump parameter measuring device |
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| CN114992108A CN114992108A (en) | 2022-09-02 |
| CN114992108B true CN114992108B (en) | 2023-12-15 |
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| CN202210552982.XA Active CN114992108B (en) | 2022-05-19 | 2022-05-19 | Rotary water pump parameter measuring device |
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| CN104634288A (en) * | 2013-11-06 | 2015-05-20 | 中国科学院沈阳计算技术研究所有限公司 | Compressor rotor detection device |
| CN104832419A (en) * | 2015-05-14 | 2015-08-12 | 苏州工业职业技术学院 | Water pump testing system |
| CN108195605A (en) * | 2016-12-08 | 2018-06-22 | 山东省农业机械科学研究院 | A kind of water pump flow production line intelligence on-line checking testing stand |
| CN106894983A (en) * | 2017-04-28 | 2017-06-27 | 运城学院 | A kind of immersible pump testboard pipeline automatic butt jointing device and its docking calculation |
| JP2019205961A (en) * | 2018-05-29 | 2019-12-05 | 株式会社クレオ | Cleaning device, vessel installation tool with lid and cleaning method |
| CN109226154A (en) * | 2018-10-10 | 2019-01-18 | 庄筱琳 | A kind of rotary automatic positioning biotechnology reagent bottle cleaning device |
| CN209228592U (en) * | 2018-12-25 | 2019-08-09 | 柳州易舟汽车空调有限公司 | Compressor test rack |
| CN211082226U (en) * | 2019-12-06 | 2020-07-24 | 浙江同心力机电科技有限公司 | Water pump test support |
| CN111425677A (en) * | 2020-03-16 | 2020-07-17 | 武汉高华特种车辆制造有限公司 | Anti-leakage device for material suction pipeline of suction and discharge vehicle |
| CN211855695U (en) * | 2020-05-13 | 2020-11-03 | 中广核太阳能德令哈有限公司 | Quick interface device for testing flange type pressure transmitter |
| CN112082019A (en) * | 2020-09-02 | 2020-12-15 | 江苏长隆石化装备有限公司 | Efficient quick connection device and method |
| WO2022058718A1 (en) * | 2020-09-18 | 2022-03-24 | Edwards Limited | Clamp assembly |
| CN112160902A (en) * | 2020-09-25 | 2021-01-01 | 中国科学院沈阳计算技术研究所有限公司 | Be used for water pump flange quick connecting device |
| CN214418631U (en) * | 2020-12-21 | 2021-10-19 | 浙江德创环保科技股份有限公司 | Frock clamp is used in marine access & exit support piece preparation |
| CN214998170U (en) * | 2021-04-14 | 2021-12-03 | 潍坊沃泰动力有限公司 | Water pipe connecting device for diesel engine water pump unit |
| CN216556528U (en) * | 2022-01-18 | 2022-05-17 | 广东珩信节能科技有限公司 | Intelligent energy efficiency detection device for air compressor |
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