Voltage stabilization measuring equipment

Abstract

The utility model relates to the technical field of automobile cooling water pump performance and cavitation test pressure measurement equipment, and discloses pressure stabilization measurement equipment, which comprises a water pump water inlet and outlet pipe, a water inlet and outlet pipe quick joint, a water inlet and outlet pipe connecting flange and pressure stabilization measurement equipment, the water inlet and outlet pipe quick joint and the water inlet and outlet pipe connecting flange are respectively positioned on two sides of the water inlet and outlet pipe; according to the utility model, the design of the annular groove is adopted, so that the purpose of stabilizing the pressure is effectively realized, and the result of the pressure test has higher stability and reliability; through the structure, test errors caused by pressure fluctuation can be effectively reduced, and the test precision and accuracy are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile cooling water pump performance and cavitation test pressure measurement equipment, in particular to a pressure stabilization measurement equipment. Background Art

[0002] At present, the commonly used method for designing the pressure measurement equipment required for the performance of automobile cooling water pumps and cavitation tests is to open a pressure measurement hole horizontally on the metal pipe wall of the water inlet and outlet of the water pump; then, connect the pressure measuring tube on the test bench to the pressure measurement hole to measure the inlet pressure and outlet pressure of the water pump; however, this design has certain limitations in practical applications, especially when conducting cavitation tests, this design causes the measured pressure data to fluctuate greatly and have poor stability, affecting the accuracy and reliability of the pressure measurement results. Utility Model Content

[0003] In view of the deficiencies of the prior art, the utility model provides a pressure stabilization measurement device, which solves the problem of unstable data in measuring pressure.

[0004] To achieve the above purpose, the utility model is implemented through the following technical solutions: a pressure-stabilizing and measuring equipment, characterized in that it includes: a water pump inlet and outlet pipes, inlet and outlet pipe quick connectors, inlet and outlet pipe connecting flanges, and a pressure-stabilizing and measuring equipment, wherein the pressure-stabilizing and measuring equipment is located in the middle part of the water pump inlet and outlet pipes, and the inlet and outlet pipe quick connectors and the inlet and outlet pipe connecting flanges are respectively located on both sides of the inlet and outlet pipes.

[0005] The water inlet and outlet pipes of the water pump are provided with four corresponding holes distributed in a circular shape.

[0006] The voltage stabilization and measurement device is composed of an inner ring and an outer ring, and the inner ring and the outer ring of the voltage stabilization and measurement device form an annular groove.

[0007] The inner ring of the pressure-stabilizing measuring device is provided with corresponding inner ring small holes at positions corresponding to the holes of the water inlet and outlet pipes of the water pump.

[0008] The pressure measuring holes are designed on the outer ring of the pressure stabilizing and measuring equipment corresponding to the small holes on the inner ring to measure the inlet pressure and outlet pressure of the water pump.

[0009] The utility model provides a voltage stabilization measurement device, which has the following beneficial effects:

[0010] The utility model adopts the design of an annular groove, which effectively achieves the purpose of stabilizing pressure. Such a design makes the result of pressure test more stable and reliable. Through this structure, the test error caused by pressure fluctuation can be effectively reduced, and the precision and accuracy of the test can be improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a schematic diagram of the structure of the utility model;

[0012] Figure 2 This is a schematic diagram of the AA section structure of the utility model;

[0013] Figure 3 This is a schematic diagram of the BB cross-section structure of the utility model;

[0014] In the figure: 1. Water inlet and outlet pipes of the water pump; 2. Quick connectors for water inlet and outlet pipes; 3. Connecting flanges for water inlet and outlet pipes; 4. Pressure stabilizing and measuring equipment; 5. Inner ring; 6. Small hole in the inner ring; 7. Outer ring; 8. Pressure measuring hole. DETAILED DESCRIPTION

[0015] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0016] See also Figures 1 to 3 The utility model provides a technical solution: a pressure stabilizing measuring device, characterized in that it includes: a water pump inlet and outlet pipe 1, an inlet and outlet pipe quick connector 2, an inlet and outlet pipe connecting flange 3, and a pressure stabilizing measuring device 4, wherein the pressure stabilizing measuring device 4 is located in the middle part of the water pump inlet and outlet pipe 1, and the inlet and outlet pipe quick connector 2 and the inlet and outlet pipe connecting flange 3 are respectively located on both sides of the inlet and outlet pipe 1.

[0017] The water pump inlet and outlet pipes 1 are provided with four corresponding holes in a circular distribution.

[0018] The device comprises a water pump inlet and outlet pipe 1, which is a basic component of a water pump performance and cavitation test system and is used for conveying water flow; the design of the inlet and outlet pipe quick connector 2 simplifies the pipe connection process and provides a fast and firm connection method, and is located on one side of the water pump inlet and outlet pipe 1, so as to facilitate quick docking with the interface of the test bench pipeline; the inlet and outlet pipe connecting flange 3 is located on the other side of the water pump inlet and outlet pipe 1, and stably and firmly connects the water pump to the inlet and outlet pipe through a flange connection; four holes are evenly designed on the water pump inlet and outlet pipe 1, and such a design evenly distributes the water flow and increases the accuracy and reliability of the measurement.

[0019] The voltage stabilization measurement device 4 is composed of an inner ring 5 and an outer ring 7 , and the inner ring 5 and the outer ring 7 of the voltage stabilization measurement device 4 form an annular groove.

[0020] The inner ring 5 is provided with corresponding inner ring small holes 6 at positions corresponding to the holes of the water inlet and outlet pipes 1 of the water pump.

[0021] The inner ring 5 and the outer ring 7 together form an annular groove. Such a structural design is conducive to the installation and maintenance of the device, and also provides a stable environment for measurement. Small holes are also designed on the inner ring 5 corresponding to the hole positions of the water inlet and outlet pipes 1 of the water pump. These small holes can effectively balance the pressure in the inlet and outlet pipe cavities to ensure the accuracy of the measurement.

[0022] The pressure measuring holes 8 are designed on the outer ring 7 of the pressure stabilizing and measuring equipment 4 corresponding to the small holes on the inner ring to measure the inlet pressure and outlet pressure of the water pump.

[0023] The outer ring 7 is provided with a pressure measuring hole 8 for measuring the inlet pressure and the outlet pressure of the water pump.

[0024] In the utility model, the working steps of the device are as follows:

[0025] The device comprises a water pump inlet and outlet pipe 1, an inlet and outlet pipe quick connector 2, an inlet and outlet pipe connecting flange 3, and a pressure-stabilizing measuring device 4, wherein the water pump inlet and outlet pipe 1, an inner ring 5 and an outer ring 7 of the pressure-stabilizing measuring device are connected by welding; the pressure-stabilizing measuring device 4 adopts annular pressure measurement, that is, 4 small holes are evenly distributed on the outer wall of the water pump inlet and outlet pipe and the inner ring of the pressure-stabilizing measuring device, and a pressure measuring hole 8 is designed on the outer ring 7 of the pressure-stabilizing measuring device. The inner ring 5 and the outer ring 7 of the pressure-stabilizing measuring device form an annular groove, and the coolant enters the annular groove through the small holes evenly distributed on the outer wall of the inlet and outlet pipe and the inner ring 5 of the pressure-stabilizing measuring device. After the pressure is stabilized by the annular groove, the pressure is measured by the pressure measuring hole 8 on the outer ring 7 of the pressure-stabilizing measuring device.

[0026] The utility model adopts the design of an annular groove, which effectively achieves the purpose of stabilizing pressure. Such a design makes the result of pressure test more stable and reliable. Through this structure, the test error caused by pressure fluctuation can be effectively reduced, and the precision and accuracy of the test can be improved.

[0027] Finally, it should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

[0028] The specific implementation methods provided by the utility model are introduced in detail above. Specific examples are used in this article to illustrate the principles and implementation methods of the utility model. The description of the above embodiments is only used to help understand the method and core idea of ​​the utility model. At the same time, for general technicians in this field, according to the idea of ​​the utility model, there will be changes in the specific implementation methods and application scope. In summary, the content of this specification should not be understood as a limitation on the utility model.

Claims

1. A voltage stabilization measurement device, characterized in that: include: A water pump inlet and outlet pipe (1), an inlet and outlet pipe quick connector (2), an inlet and outlet pipe connecting flange (3), a pressure stabilizing and measuring device (4), an inner ring (5), and an outer ring (7), wherein the pressure stabilizing and measuring device (4) is located in the middle part of the water pump inlet and outlet pipe (1) and is composed of an inner ring (5) and an outer ring (7); The inner ring (5) is provided with corresponding inner ring small holes (6) at positions corresponding to the holes of the water pump inlet and outlet pipes (1); A pressure measuring hole (8) is designed on the outer ring (7) of the pressure stabilizing measuring device (4) corresponding to the inner ring small hole (6) for measuring the inlet pressure and outlet pressure of the water pump.

2. A voltage stabilization measurement equipment according to claim 1, characterized in that: The inlet and outlet water pipe quick connectors (2) and the inlet and outlet water pipe connecting flanges (3) are respectively located on both sides of the water pump inlet and outlet water pipes (1).

3. A voltage stabilization measurement equipment according to claim 1, characterized in that: Four corresponding holes are arranged in a circular pattern on the water inlet and outlet pipes (1) of the water pump.

4. The voltage stabilization measurement equipment according to claim 1, characterized in that: The inner ring (5) and the outer ring (7) of the voltage stabilizing and measuring device (4) form an annular groove.

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