CN218765974U

CN218765974U - Fatigue testing device for overwater inflatable product

Info

Publication number: CN218765974U
Application number: CN202223310992.7U
Authority: CN
Inventors: 郭鹏飞
Original assignee: INTERTEK TESTING SERVICES Ltd
Current assignee: INTERTEK TESTING SERVICES Ltd
Priority date: 2022-12-09
Filing date: 2022-12-09
Publication date: 2023-03-28
Anticipated expiration: 2032-12-09

Abstract

The utility model discloses a fatigue testing device for aquatic inflation products, which comprises a PLC control cabinet, a vacuum booster pump, a pressure sensor and a butt joint, wherein the butt joint comprises an air inlet pipe, a U-shaped interface and a barometer, the air inlet of the air inlet pipe is connected with the output end of the vacuum booster pump, the air outlet of the air inlet pipe is communicated with the top end of the U-shaped interface, the barometer is arranged on the U-shaped interface, and the double ends of the U-shaped interface are used for being connected with air vents of test samples; the pressure sensor is arranged at the output end of the vacuum booster pump, and the vacuum booster pump and the pressure sensor are in signal or electric connection with the PLC control cabinet. The utility model loads a certain pressure on the test sample by the compressed air source, and then performs inflation and deflation circulation at a certain frequency to verify the inflation and deflation endurance fatigue performance of the overwater floating product; the device has a simple structure, is safe and reliable, and can effectively evaluate the quality of the water floating product according to different definitions of the quality grade of the product.

Description

Fatigue testing device for overwater inflatable product

Technical Field

The utility model relates to a safety test equipment technical field of inflatable articles for use on water.

Background

The common aquatic inflatable products are aquatic leisure products and swimming auxiliary products, the market sales volume is large, and a plurality of users exist; particularly, the water amusement and recreation places, the industries of swimming houses and the like, and the daily household and the like become indispensable daily necessities for people to stay at home and travel.

However, when the buoyancy product is used, if the pressure is too high, the product is easily damaged, and thus the normal function cannot be performed. There may also be quality issues that compromise the personal safety of the consumer.

Therefore, it is necessary to perform relevant quality detection on such products.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an aerify product fatigue test device on water provides the quality guarantee foundation for the manufacture factory, also can provide quality guarantee and use the reference for market consumer.

In order to achieve the purpose, the utility model adopts the following technical proposal:

a fatigue testing device for aquatic inflatable products comprises a PLC (programmable logic controller) control cabinet, a vacuum booster pump, a pressure sensor and a butt joint, wherein the butt joint comprises an air inlet pipe, a U-shaped interface and a barometer, an air inlet of the air inlet pipe is connected with an output end of the vacuum booster pump, an air outlet of the air inlet pipe is communicated with the top end of the U-shaped interface, the barometer is arranged on the U-shaped interface, and double ends of the U-shaped interface are used for being connected with air vents of test samples; the pressure sensor is arranged at the output end of the vacuum booster pump, and the vacuum booster pump and the pressure sensor are in signal or electric connection with the PLC control cabinet.

Furthermore, the vacuum booster pump adopts a vacuum booster pump with the speed of more than 50L/min.

Furthermore, the pressure sensor adopts a high-precision pressure sensor, the precision is more than 0.1%, and the resolution is more than 0.002%.

The utility model has the advantages that:

the utility model provides a product fatigue test device aerifys on water, through the certain pressure of compressed air source test sample loading, then fill the gassing circulation with certain frequency again, verify the durable fatigue performance of inflating of showy product on water.

The utility model discloses simple structure, safe and reliable, easy operation moreover can set for corresponding test cycle number according to the different definitions of product quality grade, can realize the repeatability and the reproducibility of test, and test data is accurate, can evaluate effectively the quality of showy product on water.

The technical solution of the present invention is illustrated below with reference to the accompanying drawings and examples.

Drawings

Fig. 1 is a schematic view of a fatigue testing device for an aquatic inflation product provided by an embodiment of the present invention.

Fig. 2 is a schematic view of main functional components in a control cabinet of the fatigue testing device for aquatic products provided by the embodiment of the present invention.

FIG. 3 is a schematic representation of the connection of different samples.

Description of reference numerals:

1PLC control cabinet, 2 vacuum booster pumps, 3 pressure sensor

4 pairs of joints, 401 air inlet pipes, 402U-shaped interfaces and 403 barometers

5 test sample

The specific implementation mode is as follows:

the specific embodiments described herein are merely illustrative of the principles of this patent and are not intended to limit the scope of the disclosure. It should be noted that, for convenience of description, only a part of the structure related to the technical solution of the present application is shown in the drawings, not the whole structure.

Before discussing exemplary embodiments in greater detail, it should be noted that the structures of the device components and/or the modules themselves mentioned in the embodiments, if not specified in detail, are those that can be understood or commercially available to those skilled in the art in light of the present disclosure.

Referring to fig. 1 to fig. 3, the fatigue testing device for aquatic inflation products provided in this embodiment includes a PLC control cabinet 1, a vacuum booster pump 2, a pressure sensor 3, and a butt joint 4, where the butt joint 4 includes an air inlet pipe 401, a U-shaped interface 402, and an air pressure gauge 403, an air inlet of the air inlet pipe 401 is connected to an output end of the vacuum booster pump 2, an air outlet of the air inlet pipe 401 is communicated with a top end of the U-shaped interface 402, the air pressure gauge 403 is disposed on the U-shaped interface 402, and two ends of the U-shaped interface 402 are used for being connected to air vents of a test sample; pressure sensor 3 locate vacuum booster pump 2's output, vacuum booster pump 2 and pressure sensor 3 be connected with 1 signal of PLC switch board or electricity, PLC switch board 1 is used for controlling opening of vacuum booster pump 2.

In order to realize the repeatability and reproducibility of the test and ensure the accuracy of the test result, the air is required to be charged and discharged at a certain frequency, the air is required to be charged and discharged at a constant speed, and the impact cannot be too large during the circulation, so that a vacuum booster pump with the speed of 50L/min is preferably adopted, for example, a Tapion bipolar rotary vane vacuum pump 2pcv-2msv is adopted. Furthermore, a high-precision pressure sensor is selected to be matched with the control, such as a high-precision pressure sensor of Helmh HM22 series, the precision is 0.1%, and the resolution is 0.002%.

When the overwater inflatable product fatigue testing device is used for testing, the air inlet pipe of the butt joint 4 is connected with the air booster pump, and then the two air holes of the sample are in butt joint communication with the two interfaces of the butt joint 4. And starting the test, setting the test times and the test pressure, starting the vacuum booster pump, inputting a compressed air source into the sample for circulation, uploading the compressed air source to the PLC analog quantity module group for control, and recording the effective force value and the curve. And stopping the equipment after the set times are reached.

The utility model discloses a testing arrangement can provide actual efficiency data for the manufacture factory, guarantees to aerify the buoyancy product and can exert normal efficiency in daily use, can not endanger consumer's personal safety because of quality problems.

Claims

1. The utility model provides an inflatable products fatigue test device on water which characterized in that: the device comprises a PLC control cabinet (1), a vacuum booster pump (2), a pressure sensor (3) and a butt joint (4), wherein the butt joint (4) comprises an air inlet pipe (401), a U-shaped interface (402) and a barometer (403), an air inlet of the air inlet pipe (401) is connected with an output end of the vacuum booster pump (2), an air outlet of the air inlet pipe (401) is communicated with the top end of the U-shaped interface (402), the barometer (403) is arranged on the U-shaped interface (402), and double heads of the U-shaped interface (402) are used for being connected with air vents of a test sample; pressure sensor (3) locate the output of vacuum booster pump (2), vacuum booster pump (2) and pressure sensor (3) and PLC switch board (1) signal or electricity be connected.

2. A water inflatable product fatigue testing apparatus as claimed in claim 1, wherein: the speed of the vacuum booster pump (2) is more than 50L/min.

3. The aquatic inflation product fatigue testing apparatus of claim 1, wherein: the precision of the pressure sensor (3) is more than 0.1%, and the resolution is more than 0.002%.