Facial mask permeability detection device

Abstract

The utility model discloses a mask permeability detection device, belongs to the technical field of mask permeability detection, and solves the problems that air flow blown by a fan of an existing device is directly contacted with the top surface of mask non-woven fabric, the local permeability of the mask non-woven fabric cannot be detected, and the detection result is not accurate enough. A wind pressure sensor is fixedly installed on the bottom face of the interior of the containing cylinder, a bottom plate is fixedly installed on the bottom face of the containing cylinder, an annular plate is fixedly installed on the top face of the containing cylinder, a fixing assembly is installed on the top face of the bottom plate, and a blowing assembly is installed on the fixing assembly. The gear disc drives the annular gear and the air outlet disc to rotate, the air outlet groove sweeps the top surface of the mask non-woven fabric by a circle, the top surface of the mask non-woven fabric can be detected in a partitioned mode, the purpose of detecting the local air permeability and the permeability of the mask non-woven fabric is achieved, and the accuracy of the detection result is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of facial mask permeability detection, in particular to a facial mask permeability detection device. Background Art

[0002] Facial mask is a category of skin care products, used to hydrate the skin. It also has multiple functions such as moisturizing, nourishing, improving appearance, and deep cleansing. Facial mask non-woven fabric is a material specially used to make facial masks. The permeability test of facial mask fabric mainly involves the detection of air permeability. The air permeability of facial mask fabric is evaluated by measuring the air flow rate, so as to understand its permeability performance.

[0003] After searching, the application with patent number 202223360918.6 discloses a mask non-woven fabric air permeability testing device, including a placement tank, a water tank and a fan. A spray pipe is arranged around the inner wall of the placement tank, and the water outlet end of the spray pipe is inclined upward. A water channel is provided on the side wall of the placement tank, one end of which is connected to the spray pipe. The placement tank is installed on the top wall of the water tank, and the fan is located directly above the placement tank.

[0004] Although the facial mask non-woven fabric air permeability testing equipment presses and fixes the facial mask non-woven fabric on the top surface of the placement slot through a pressing frame, and the fan generates a downward airflow, and measures the wind pressure passing through the facial mask non-woven fabric through a wind pressure sensor, thereby judging the air permeability of the non-woven fabric, the airflow blown out by the fan of the facial mask non-woven fabric air permeability testing equipment directly contacts the top surface of the facial mask non-woven fabric, and cannot detect the local air permeability of the facial mask non-woven fabric, and its test results are not accurate enough.

[0005] Therefore, we proposed a facial mask permeability testing device. Utility Model Content

[0006] In response to the shortcomings of the existing technology, the utility model provides a facial mask permeability performance detection device, which solves the problem that the airflow blown out by the fan of the existing device directly contacts the top surface of the facial mask non-woven fabric, cannot detect the local air permeability of the facial mask non-woven fabric, and its detection results are not accurate enough.

[0007] To achieve the above objectives, the present invention is implemented through the following technical solutions: A facial mask permeability detection device includes a placement tube, wherein a wind pressure sensor is fixedly installed on the bottom surface of the placement tube;

[0008] The bottom surface of the placement cylinder is fixedly mounted with a bottom plate, the top surface of the placement cylinder is fixedly mounted with an annular plate, the top surface of the bottom plate is mounted with a fixing assembly, and the fixing assembly is mounted with an air blowing assembly;

[0009] The fixing assembly includes a ring-shaped pressing plate that can be raised and lowered directly above the ring plate;

[0010] The blowing assembly includes a fan, an inclined rod, an air outlet scoop, a gear plate, an air outlet plate, a ring gear and a motor. The fan is fixedly mounted on the top surface of the pressure plate through the inclined rod. The air outlet of the fan is fixedly mounted with an air outlet scoop. A hollow air outlet plate is provided below the air outlet scoop, which is rotatably mounted on the inner wall of the pressure plate through a bearing ring. An air inlet is provided in the middle of the top surface of the air outlet plate. An air outlet slot is provided along its radial direction on one side of the top surface of the air outlet plate. The bottom end of the air outlet scoop is rotatably mounted inside the air inlet through an elastic sealing ring.

[0011] Preferably, a ring gear is fixedly mounted on the top of the side wall of the air outlet disc, a motor is fixedly mounted on the top surface of the pressure plate, and a gear plate meshing with the ring gear is fixedly mounted on the output end of the motor, wherein the gear plate is driven to rotate by the motor, and then the gear plate drives the ring gear and the air outlet disc to rotate synchronously, so that the air outlet slot can sweep a circle on the top surface of the non-woven fabric of the mask.

[0012] Preferably, the fixing assembly also includes an electric push rod, a connecting ear and an annular protrusion, the electric push rod is fixedly installed on both sides of the top surface of the base plate, the connecting ears are fixedly installed on both sides of the arc surface of the pressure plate, and the top end of the electric push rod is fixedly installed on the bottom surface of the connecting ear, wherein the pressure plate can be driven to rise and fall by the electric push rod.

[0013] Preferably, an annular groove is provided on the top surface of the annular plate, and an annular protrusion is provided on the bottom surface of the pressure plate, which is opposite to the annular groove and has the same specifications as the annular groove. The facial mask non-woven fabric is laid on the top surface of the annular plate, and the pressure plate is driven down by an electric push rod, and then the pressure plate presses the facial mask non-woven fabric tightly and fixes it on the top surface of the annular plate. Through the setting of the annular protrusion and the annular groove, the facial mask non-woven fabric can be clamped inside the annular groove.

[0014] Preferably, an exhaust pipe connected to the interior of the placement tube is fixedly mounted on the side wall of the placement tube, and a solenoid valve is mounted on the exhaust pipe, wherein the wind pressure of the placement tube is conveniently discharged through the exhaust pipe.

[0015] The utility model provides a facial mask permeability detection device, which has the following beneficial effects:

[0016] 1. The facial mask permeability testing device generates a downward airflow through a fan, and then the airflow enters the inside of the air outlet hopper and the air outlet disc in turn, and then the airflow passes through the air outlet slot and contacts the facial mask non-woven fabric, and finally the airflow passes through the facial mask non-woven fabric and enters the inside of the placement cylinder. The wind pressure inside the placement cylinder can be detected by the wind pressure sensor, and the permeability of the non-woven fabric can be judged. The gear disc is driven to rotate by the motor, and then the gear disc drives the ring gear and the air outlet disc to rotate, and then the air outlet slot will sweep a circle on the top surface of the facial mask non-woven fabric, and the top surface of the facial mask non-woven fabric can be tested in different areas, thereby achieving the purpose of testing the local air permeability and permeability of the facial mask non-woven fabric, which is conducive to improving the accuracy of the test results, and solves the problem that the airflow blown out by the fan of the existing device directly contacts the top surface of the facial mask non-woven fabric, and the local air permeability of the facial mask non-woven fabric cannot be tested, and the test results are not accurate enough;

[0017] 2. The facial mask permeability performance testing device can press and fix the facial mask non-woven fabric on the top surface of the annular plate through the setting of the electric push rod and the pressure plate. Through the setting of the annular protrusion and the annular groove, the facial mask non-woven fabric can be clamped in the inside of the annular groove, thereby achieving the purpose of firmly fixing the facial mask non-woven fabric on the top surface of the annular plate. The fixing effect is good and the facial mask non-woven fabric will not be damaged. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a structural diagram of the utility model;

[0019] Figure 2 This is a schematic diagram of the top surface structure of the placement tube of the utility model;

[0020] Figure 3 This is a schematic diagram of the bottom structure of the fixing assembly of the present utility model;

[0021] Figure 4 This is a schematic structural diagram of the blowing component of the utility model;

[0022] Figure 5 This is a schematic diagram of the cross-sectional structure of the air outlet disk of the present utility model.

[0023] In the figure: 1. Placement tube; 11. Base plate; 12. Annular plate; 13. Annular groove; 14. Exhaust pipe; 2. Fixing assembly; 21. Electric push rod; 22. Pressing plate; 23. Connecting ear; 24. Annular protrusion; 3. Blowing assembly; 31. Fan; 32. Inclined rod; 33. Air outlet scoop; 34. Gear plate; 35. Air outlet plate; 351. Air inlet; 352. Air outlet slot; 36. Annular gear; 37. Motor; 4. Wind pressure sensor. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0025] Example 1:

[0026] like Figure 1-5 As shown: It includes a placement tube 1, a wind pressure sensor 4 is fixedly installed on the bottom surface of the placement tube 1, a bottom plate 11 is fixedly installed on the bottom surface of the placement tube 1, an annular plate 12 is fixedly installed on the top surface of the placement tube 1, a fixing component 2 is installed on the top surface of the bottom plate 11, and a blowing component 3 is installed on the fixing component 2. The fixing component 2 includes a ring-shaped pressure plate 22 that can be raised and lowered just above the annular plate 12. The blowing component 3 includes a fan 31, an inclined rod 32, an air outlet hopper 33, a gear plate 34, and an air outlet plate 35. , ring gear 36 and motor 37, the fan 31 is fixedly mounted on the top surface of the pressure plate 22 through an inclined rod 32, and an air outlet scoop 33 is fixedly mounted on the air outlet of the fan 31. An air outlet disc 35 with a hollow interior is provided below the air outlet scoop 33 and is rotatably mounted on the inner wall of the pressure plate 22 through a bearing ring. An air inlet hole 351 is provided in the middle of the top surface of the air outlet disc 35, and an air outlet slot 352 is provided along its radial direction on one side of the top surface of the air outlet disc 35. The bottom end of the air outlet scoop 33 is sealed by an elastic sealing ring. The gear plate 34 is driven by the motor 37 to rotate, and the gear plate 34 drives the ring gear 36 and the air outlet disc 35 to rotate, and the air outlet slot 352 is swept around the top surface of the non-woven fabric of the mask for a circle, and the top surface of the non-woven fabric of the mask can be detected by the motor 37.

[0027] Example 2:

[0028] like Figure 1-3As shown: the fixing assembly 2 also includes an electric push rod 21, a connecting ear 23 and an annular protrusion 24. The electric push rod 21 is fixedly mounted on both sides of the top surface of the bottom plate 11, and the connecting ears 23 are fixedly mounted on both sides of the arc surface of the pressing plate 22. The top of the electric push rod 21 is fixedly mounted on the bottom surface of the connecting ear 23. The top surface of the annular plate 12 is provided with an annular groove 13, and the bottom surface of the pressing plate 22 is provided with an annular protrusion 24 which is opposite to the annular groove 13 and has the same specifications. The side wall of the placement cylinder 1 is fixedly mounted with an exhaust pipe 14 connected to its interior, and an electromagnetic valve is installed on the exhaust pipe 14. Through the arrangement of the electric push rod 21 and the pressing plate 22, the facial mask non-woven fabric can be pressed and fixed on the top surface of the annular plate 12. Through the arrangement of the annular protrusion 24 and the annular groove 13, the facial mask non-woven fabric can be clamped into the inside of the annular groove 13, thereby achieving the purpose of firmly fixing the facial mask non-woven fabric on the top surface of the annular plate 12, with good fixing effect and without damaging the facial mask non-woven fabric.

[0029] The working principle and use process of the utility model: When using the facial mask permeability testing device, first lay the facial mask non-woven fabric on the top surface of the annular plate 12, start the electric push rod 21 to drive the pressure plate 22 to move downward, and then the pressure plate 22 can press the facial mask non-woven fabric to the top surface of the annular plate 12, and through the setting of the annular protrusion 24 and the annular groove 13, the facial mask non-woven fabric can be clamped in the inside of the annular groove 13, and then start the fan 31 to generate a downward airflow, and then the airflow enters the air outlet 33 and the air outlet disk in turn. 35, and then the wind flows through the air outlet slot 352 and contacts the non-woven fabric of the mask, and then the wind flows through the non-woven fabric of the mask into the interior of the placement cylinder 1, and the wind pressure inside the placement cylinder 1 is detected by the wind pressure sensor 4 to judge the permeability of the non-woven fabric, and at the same time, the motor 37 is started to drive the gear plate 34 to rotate. Through the setting of the engagement between the gear plate 34 and the ring gear 36, the motor 37 can drive the air outlet plate 35 to rotate, and then the air outlet slot 352 will sweep a circle on the top surface of the non-woven fabric of the mask, so that the top surface of the non-woven fabric of the mask can be partitioned for detection.

[0030] The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention. It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, from all perspectives, the embodiments should be regarded as illustrative and non-restrictive. The scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes that fall within the meaning and range of equivalents of the claims be included in the present invention. Any reference signs in the claims should not be construed as limiting the claim to which they relate.

[0031] In addition, it should be understood that although this specification is described in terms of implementation methods, not every implementation method contains only one independent technical solution. This narrative method of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment can also be appropriately combined to form other implementation methods that can be understood by those skilled in the art.

Claims

1. A facial mask permeability detection device, comprising a placement tube (1), wherein a wind pressure sensor (4) is fixedly mounted on the bottom surface of the placement tube (1); Its characteristics are: A bottom plate (11) is fixedly mounted on the bottom surface of the placement cylinder (1), an annular plate (12) is fixedly mounted on the top surface of the placement cylinder (1), a fixing assembly (2) is mounted on the top surface of the bottom plate (11), and an air blowing assembly (3) is mounted on the fixing assembly (2); The fixing assembly (2) includes a ring-shaped pressing plate (22) that can be raised and lowered directly above the ring-shaped plate (12); The blowing assembly (3) comprises a fan (31), an inclined rod (32), an air outlet scoop (33), a gear plate (34), an air outlet disc (35), a ring gear (36) and a motor (37). The fan (31) is fixedly mounted on the top surface of the pressure plate (22) through the inclined rod (32). The air outlet of the fan (31) is fixedly mounted with an air outlet scoop (33). An air outlet disc (35) is provided below the air outlet scoop (33) and is rotatably mounted on the inner wall of the pressure plate (22) through a bearing ring and is hollow inside. An air inlet hole (351) is provided in the middle of the top surface of the air outlet disc (35). An air outlet slot (352) is provided along the radial direction of the top surface of the air outlet disc (35). The bottom end of the air outlet scoop (33) is rotatably mounted inside the air inlet hole (351) through an elastic sealing ring.

2. A facial mask permeability detection device according to claim 1, characterized in that: A ring gear (36) is fixedly mounted on the top of the side wall of the air outlet plate (35), a motor (37) is fixedly mounted on the top surface of the pressure plate (22), and a gear plate (34) meshing with the ring gear (36) is fixedly mounted on the output end of the motor (37).

3. A facial mask permeability detection device according to claim 1, characterized in that: The fixing assembly (2) further comprises an electric push rod (21), a connecting ear (23) and an annular protrusion (24); the electric push rod (21) is fixedly mounted on both sides of the top surface of the base plate (11); the connecting ears (23) are fixedly mounted on both sides of the arc surface of the pressure plate (22); and the top end of the electric push rod (21) is fixedly mounted on the bottom surface of the connecting ear (23).

4. A facial mask permeability detection device according to claim 3, characterized in that: An annular groove (13) is provided on the top surface of the annular plate (12), and an annular protrusion (24) having the same size as the annular groove (13) and located opposite to the bottom surface of the pressure plate (22) is provided.

5. A facial mask permeability detection device according to claim 1, characterized in that: An exhaust pipe (14) communicating with the interior of the placement cylinder (1) is fixedly mounted on the side wall of the placement cylinder (1), and an electromagnetic valve is mounted on the exhaust pipe (14).

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