CN214844665U - Disposable hygienic product penetration test system - Google Patents

Abstract

The utility model relates to a disposable sanitary product penetration test system, which comprises a first human body position simulator, a liquid storage tank, a first infusion tube, a second infusion tube, a peristaltic pump, a flow regulating valve and a controller; the first human body position simulation device comprises a first mounting rod, a second mounting rod and a plastic film; two sides of the plastic film are respectively fixed on the first mounting rod and the second mounting rod; the middle part of the plastic film naturally droops under the action of gravity to form a U-shaped surface which is in accordance with the shape of the crotch when a human body stands; a disposable sanitary article to be tested is arranged on the U-shaped surface; the first end of the first infusion tube extends into the liquid storage tank; the first infusion tube penetrates through the peristaltic pump, the second end of the first infusion tube is connected with the first end of the second infusion tube through the flow regulating valve, and the second end of the second infusion tube is arranged on the surface of the disposable hygienic product to be tested; the peristaltic pump and the flow regulating valve are respectively electrically connected with the controller. The utility model is simple in operation, the permeability of disposable health supplies of test that can be high-efficient, accurate.

Description

Disposable hygienic product penetration test system

Technical Field

The utility model relates to a health supplies production test equipment technical field especially relates to a disposable health supplies infiltration test system.

Background

Disposable incontinence articles such as diapers, sanitary napkins, pull-ups and the like are generally collectively referred to as disposable hygiene articles. The permeability test of disposable sanitary articles is one of the criteria for testing the quality of products. In general, the technical indicators of the permeability test include: (1) total amount of liquid absorbed by the disposable hygienic article (synthetic blood is adopted and is a material existing in the field); (2) the amount of rewet on the surface of the disposable hygienic article; (3) the ratio of the surface area of the disposable hygienic article that absorbs liquid to the total surface area of the disposable hygienic article.

The inventor indicates that the common permeability test method is that a tester pours synthetic blood on the surface of the disposable sanitary product, a measuring cup is needed to contain a certain amount of synthetic blood, and then the synthetic blood is slowly poured on the surface of the disposable sanitary product according to a certain adding flow rate. The operation workload is large because the permeability test needs a large number of test times; and because the adding flow and the adding time of the liquid can not be accurately controlled by manual operation, the error is larger. Based on the above technical problems, the inventor has devised the technical solution.

SUMMERY OF THE UTILITY MODEL

Therefore, to foretell problem, the utility model provides a disposable hygienic products penetration test system, its easy operation, the permeability of disposable hygienic products of test that can be high-efficient, accurate.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a disposable sanitary product penetration test system comprises a first human body position simulation device, a liquid storage tank, a first liquid conveying pipe, a second liquid conveying pipe, a peristaltic pump, a flow regulating valve and a controller;

the first human body position simulation device comprises a first mounting rod, a second mounting rod and a plastic film; the first mounting rod and the second mounting rod are both horizontally arranged, and the first mounting rod and the second mounting rod are arranged in parallel; one side of the plastic film is fixed on the first mounting rod, and the other side of the plastic film is fixed on the second mounting rod; the middle part of the plastic film naturally droops under the action of gravity to form a U-shaped surface which is in accordance with the shape of the crotch when a human body stands; a disposable hygienic product to be tested is arranged on the U-shaped surface of the plastic film;

synthetic blood is contained in the liquid storage tank, the first end of the first liquid conveying pipe extends into the liquid storage tank, and the first end of the first liquid conveying pipe is located below the liquid level of the synthetic blood; the first infusion tube penetrates through the peristaltic pump, the second end of the first infusion tube is connected with the input end of the flow regulating valve, the output end of the flow regulating valve is connected with the first end of the second infusion tube, and the second end of the second infusion tube is arranged on the surface of the disposable hygienic product to be tested;

the peristaltic pump and the flow regulating valve are respectively and electrically connected with the controller.

A disposable sanitary product penetration test system comprises a second human body position simulation device, a liquid storage tank, a first liquid conveying pipe, a second liquid conveying pipe, a peristaltic pump, a flow regulating valve and a controller;

the second human body position simulation device comprises a mounting plate, the middle part of the mounting plate is an arc surface which is in accordance with the shape of the crotch part of a human body in a sitting posture, and the arc surface of the mounting plate is provided with a disposable sanitary product to be tested;

synthetic blood is contained in the liquid storage tank, the first end of the first liquid conveying pipe extends into the liquid storage tank, and the first end of the first liquid conveying pipe is located below the liquid level of the synthetic blood; the first infusion tube penetrates through the peristaltic pump, the second end of the first infusion tube is connected with the input end of the flow regulating valve, the output end of the flow regulating valve is connected with the first end of the second infusion tube, and the second end of the second infusion tube is arranged on the surface of the disposable hygienic product to be tested;

the peristaltic pump and the flow regulating valve are respectively and electrically connected with the controller.

By adopting the technical scheme, the beneficial effects of the utility model are that: the disposable sanitary product penetration test system can increase the accuracy of penetration test by simulating the shape of the crotch when a human body stands and the shape of the crotch when the human body sits. Specifically, the method comprises the following steps: (1) the middle part of a plastic film of the first human body position simulation device naturally droops under the action of gravity to form a U-shaped surface which is in accordance with the shape of the crotch when a human body stands, and the shape of the crotch when the human body stands is simulated; (2) the middle part of the mounting plate of the second human body position simulation device is an arc surface which is in accordance with the shape of the crotch part when a human body sits, and the shape of the crotch part when the human body sits is simulated.

And the flow Q of the second infusion tube is accurately controlled by arranging the flow regulating valve, and the working time t of the peristaltic pump is controlled by the controller, so that the adding flow Q and the time t of the synthetic blood can be accurately controlled, and the amount V of the synthetic blood added to the disposable sanitary product to be tested can be calculated.

Drawings

Fig. 1 is a schematic structural diagram of a first embodiment of the present invention;

fig. 2 is a schematic structural diagram of a second embodiment of the present invention.

Detailed Description

The present invention will now be further described with reference to the accompanying drawings and detailed description.

The first embodiment is as follows:

referring to fig. 1, the present embodiment provides a penetration testing system for disposable hygienic articles, which includes a first human body position simulator, a liquid storage tank 4, a first infusion tube 5, a second infusion tube 6, a peristaltic pump 7, a flow regulating valve 8, a controller 9 and a display screen 10; all the electronic components are existing devices, and detailed description thereof is omitted here. In this embodiment, it is preferable that the controller 9 is a siemens S7-200 controller.

The first human body position simulation device comprises a first mounting rod 1, a second mounting rod 2 and a plastic film 3; first installation pole 1 and the equal level setting of second installation pole 2, and first installation pole 1 and the parallel arrangement of second installation pole 2. One side of the plastic film 3 is fixed on the first mounting rod 1, and the other side of the plastic film 3 is fixed on the second mounting rod 2; the middle part of the plastic film 3 naturally droops under the gravity to form a U-shaped surface 31 which is in accordance with the shape of the crotch when a human body stands; the U-shaped surface 31 of the plastic film 3 is provided with a disposable sanitary product 100 to be tested.

Synthetic blood 200 (the synthetic blood is an existing material and is not described in detail herein) is contained in the liquid storage tank 4, a first end of the first infusion tube 5 extends into the liquid storage tank 4, and a first end of the first infusion tube 5 is located below the liquid level of the synthetic blood 200; the first infusion tube 5 penetrates through the peristaltic pump 7, the second end of the first infusion tube 5 is connected with the input end of the flow regulating valve 8, the output end of the flow regulating valve 8 is connected with the first end of the second infusion tube 6, and the second end of the second infusion tube 6 is arranged on the surface of the disposable hygienic article 100 to be tested. The peristaltic pump 7, the flow regulating valve 8 and the display screen 10 are respectively electrically connected with the controller 9.

The middle part of the plastic film 3 of the first human body position simulation device naturally droops under the gravity to form a U-shaped surface 31 which is in accordance with the shape of the crotch when the human body stands, and the shape of the crotch when the human body stands is simulated. By setting the flow rate adjusting valve 8 to accurately control the flow rate Q of the second infusion tube 6 and controlling the operating time t of the peristaltic pump 7 by the controller 9, the amount of synthetic blood added to the disposable hygienic article to be tested, i.e., Q · t, can be accurately controlled, and is displayed on the display screen 10.

Example two:

as shown in fig. 2, in the system for testing the penetration of a disposable hygienic product disclosed in the present embodiment, the first human body position simulator in the first embodiment is replaced by a second human body position simulator, the second human body position simulator includes an installation plate 11, and the middle portion of the installation plate 11 is an arc surface 12 conforming to the shape of the crotch of a human body in a sitting posture. The disposable hygienic article 100 to be tested is arranged on the arc surface 12 of the mounting plate 11. The second end of the second liquid conveying pipe 6 is arranged on the surface of the disposable sanitary product 100 to be tested.

The middle part of the second human body position simulator mounting plate 11 is an arc surface 12 which is in accordance with the shape of the crotch part of a human body in a sitting posture, so that the shape of the crotch part of the human body in the sitting posture is simulated. In the second embodiment, the working principle of the peristaltic pump 7, the regulating valve 8, the controller 9 and the display screen 10 is the same as that of the first embodiment, and detailed description thereof is omitted.

While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (2)

1. A disposable hygienic article penetration test system is characterized in that: comprises a first human body position simulation device, a liquid storage tank, a first liquid conveying pipe, a second liquid conveying pipe, a peristaltic pump, a flow regulating valve and a controller;

the first human body position simulation device comprises a first mounting rod, a second mounting rod and a plastic film; the first mounting rod and the second mounting rod are both horizontally arranged, and the first mounting rod and the second mounting rod are arranged in parallel; one side of the plastic film is fixed on the first mounting rod, and the other side of the plastic film is fixed on the second mounting rod; the middle part of the plastic film naturally droops under the action of gravity to form a U-shaped surface which is in accordance with the shape of the crotch when a human body stands; a disposable hygienic product to be tested is arranged on the U-shaped surface of the plastic film;

synthetic blood is contained in the liquid storage tank, the first end of the first liquid conveying pipe extends into the liquid storage tank, and the first end of the first liquid conveying pipe is located below the liquid level of the synthetic blood; the first infusion tube penetrates through the peristaltic pump, the second end of the first infusion tube is connected with the input end of the flow regulating valve, the output end of the flow regulating valve is connected with the first end of the second infusion tube, and the second end of the second infusion tube is arranged on the surface of the disposable hygienic product to be tested;

the peristaltic pump and the flow regulating valve are respectively and electrically connected with the controller.

2. A disposable hygienic article penetration test system is characterized in that: comprises a second human body position simulation device, a liquid storage tank, a first liquid conveying pipe, a second liquid conveying pipe, a peristaltic pump, a flow regulating valve and a controller;

the second human body position simulation device comprises a mounting plate, the middle part of the mounting plate is an arc surface which is in accordance with the shape of the crotch part of a human body in a sitting posture, and the arc surface of the mounting plate is provided with a disposable sanitary product to be tested;

synthetic blood is contained in the liquid storage tank, the first end of the first liquid conveying pipe extends into the liquid storage tank, and the first end of the first liquid conveying pipe is located below the liquid level of the synthetic blood; the first infusion tube penetrates through the peristaltic pump, the second end of the first infusion tube is connected with the input end of the flow regulating valve, the output end of the flow regulating valve is connected with the first end of the second infusion tube, and the second end of the second infusion tube is arranged on the surface of the disposable hygienic product to be tested;

the peristaltic pump and the flow regulating valve are respectively and electrically connected with the controller.

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