Roller and aerosol evolution simulation device

Abstract

The utility model discloses a roller and an aerosol evolution simulation device, and relates to the technical field of simulation devices. The first end cover is detachably connected to one end of the barrel; the second end cover is connected to the other end of the barrel; the sealing cover is detachably connected with the first end cover; the plurality of inlets are formed in the first end cover; the plurality of outlets are formed in the second end cover; the plurality of outlets are communicated with the plurality of inlets; and an output shaft of the driver is connected with the second end cover. The utility model has the technical effects that the sterilization performance and the cleaning performance are good.

Description

Technical Field

[0001] The utility model relates to the technical field of simulation devices, in particular to a roller and an aerosol evolution simulation device. Background Art

[0002] Aerosol is a gaseous dispersed system composed of solid or liquid particles suspended in a gas medium. From the perspective of fluid mechanics, aerosol is essentially a multiphase fluid with gas as the continuous phase and solid and liquid as the dispersed phase.

[0003] Viral aerosol is a common aerosol. In order to study the evolution of viral aerosols in the atmosphere, relevant enterprises and institutions have developed aerosol evolution simulation devices. However, the sterilization and cleaning performance of the relevant aerosol evolution simulation devices are poor, which makes it inconvenient to conduct aerosol evolution simulation experiments in a sterile environment. Utility Model Content

[0004] In view of the above technical problems, the utility model provides a roller and an aerosol evolution simulation device, which have good sterilization performance and cleaning performance.

[0005] In order to solve the above problems, the technical solution provided by the utility model is:

[0006] A roller, comprising:

[0007] Cylinder;

[0008] A first end cap detachably connected to one end of the cylinder;

[0009] A second end cap connected to the other end of the cylinder;

[0010] A sealing cover detachably connected to the first end cover;

[0011] a plurality of inlets provided on the first end cover;

[0012] A plurality of outlets are provided on the second end cover, wherein the plurality of outlets are connected to the plurality of inlets;

[0013] A driver, wherein an output shaft of the driver is connected to the second end cover.

[0014] Optionally, a mounting frame is further included, the first end cover and the second end cover are both rotatably connected to the mounting frame, and the driver and the mounting frame are detachably fixedly connected.

[0015] Optionally, also include:

[0016] A first sealing ring, one end of which is detachably fixedly connected to one end of the mounting frame, and the other end of the first sealing ring is rotatably sleeved in the first end cover;

[0017] A second sealing ring, one end of which is rotatably sleeved in the second end cover, and the other end of the second sealing ring is detachably fixedly connected to the other end of the mounting frame;

[0018] Wherein, the plurality of inlets are all arranged on the first sealing ring, and the plurality of outlets are all arranged on the second sealing ring.

[0019] Optionally, also include:

[0020] a first pulley connected to the second end cover;

[0021] a second pulley connected to the output shaft of the driver;

[0022] A belt body cooperates with both the first pulley and the second pulley.

[0023] Optionally, a temperature and humidity sensor is also included, and the detection end of the temperature and humidity sensor is located inside the cylinder.

[0024] Optionally, also include:

[0025] monitor;

[0026] A controller is electrically connected to the driver, the temperature and humidity sensor, and the display.

[0027] An aerosol evolution simulation device comprises a roller and further comprises:

[0028] an aerosol supply assembly in communication with one of the inlets;

[0029] a humid air supply assembly in communication with one of the inlets;

[0030] A high and low temperature box, wherein the drum is located in the high and low temperature box;

[0031] A sampler and a vacuum pump are sequentially connected to one of the outlets.

[0032] Optionally, an air supply assembly connected to one of the inlets is also included.

[0033] Optionally, a flow meter connected between the sampler and the vacuum pump is also included.

[0034] Optionally, it also includes a particle size detector connected to one of the outlets.

[0035] The technical solution provided by the utility model has the following beneficial effects compared with the prior art: since the first end cover and one end of the cylinder are detachably connected, it is convenient to remove the first end cover before the aerosol evolution simulation experiment, clean the inside of the cylinder, and then use alcohol spraying and ultraviolet light irradiation to thoroughly clean the inside of the cylinder, eliminate experimental residual traces, inactivate all microorganisms in the cylinder, and ensure good sterilization performance, thereby facilitating increasing the accuracy of the aerosol evolution simulation experiment; since the sealing cover and the first end cover are detachably connected, it is convenient to remove the sealing cover in the interval of the aerosol evolution simulation experiment, and then use alcohol spraying and ultraviolet light irradiation to treat the inside of the cylinder, remove experimental residual viruses, and further ensure the accuracy of subsequent experiments; at the same time, after inactivating the microorganisms remaining in the cylinder in the previous experiment, the clean gas filtered by the filter is sucked by the vacuum pump to remove the inactivated microorganisms in the cylinder, so that the cylinder is completely cleaned to ensure good cleaning performance. BRIEF DESCRIPTION OF THE DRAWINGS

[0036] Figure 1 This is one of the structural schematic diagrams of a roller proposed in an embodiment of the utility model;

[0037] Figure 2 This is a second structural schematic diagram of a roller proposed in an embodiment of the utility model;

[0038] Figure 3 A partial structural schematic diagram of a drum proposed in an embodiment of the utility model;

[0039] Figure 4 A schematic diagram of the structure of an aerosol evolution simulation device proposed in an embodiment of the utility model;

[0040] In the figure: 1. roller; 11. first end cover; 111. inlet; 12. second end cover; 121. outlet; 13. cylinder; 14. sealing cover; 15. driver; 16. mounting bracket; 171. first sealing ring; 172. second sealing ring; 1721. through hole; 181. first pulley; 182. second pulley; 2. aerosol supply assembly; 3. wet air supply assembly; 4. high and low temperature chamber; 5. sampler; 6. vacuum pump; 7. air supply assembly; 8. flow meter; 9. particle size detector. DETAILED DESCRIPTION

[0041] In order to further understand the content of the utility model, the utility model is described in detail in conjunction with the accompanying drawings and embodiments.

[0042] The present application is further described in detail below in conjunction with the accompanying drawings and embodiments. It is understood that the specific embodiments described herein are only used to explain the relevant utility model, rather than to limit the utility model. It should also be noted that, for the convenience of description, only the parts related to the utility model are shown in the accompanying drawings. The words "first", "second", etc. described in the present utility model are set for the convenience of describing the technical solution of the present utility model, and have no specific limiting effect. They are all general references and do not constitute a limiting effect on the technical solution of the present utility model. It should be noted that, in the absence of conflict, the embodiments and features in the embodiments in the present application can be combined with each other. In the description of the present utility model, it should be noted that the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. is based on the orientation or position relationship shown in the accompanying drawings, which is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", and "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. Unless otherwise clearly specified and limited, the terms "installed", "connected" and "connected" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, or it can be a connection between the insides of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances. Multiple technical solutions in the same embodiment, and multiple technical solutions in different embodiments, can be arranged and combined to form new technical solutions that do not have contradictions or conflicts, all of which are within the scope of protection required by the present utility model.

[0043] Example 1

[0044] Combined with Figure 1-4 , this embodiment provides a roller, including:

[0045] Cylinder 13;

[0046] A first end cover 11 detachably connected to one end of the cylinder 13;

[0047] A second end cover 12 connected to the other end of the cylinder 13;

[0048] A sealing cover 14 detachably connected to the first end cover 11;

[0049] A plurality of inlets 111 provided on the first end cover 11;

[0050] A plurality of outlets 121 are provided on the second end cover 12, and the plurality of outlets 121 and the plurality of inlets 111 are all connected;

[0051] The driver 15 has an output shaft connected to the second end cover 12 .

[0052] Specifically, the cylinder 13 is used to carry the first end cap 11 and the second end cap 12. Since the first end cap 11 and one end of the cylinder 13 are detachably connected, it is convenient to remove the first end cap 11 before the aerosol evolution simulation experiment, clean the inside of the cylinder 13, and then use alcohol spraying and ultraviolet light irradiation to thoroughly clean the inside of the cylinder 13 to eliminate the experimental residual traces, inactivate all microorganisms in the cylinder 13, and ensure good sterilization performance, thereby facilitating the increase of the accuracy of the aerosol evolution simulation experiment; since the sealing cover 14 and the first end cap 11 are detachably connected, it is convenient to remove the sealing cover 14 before the aerosol evolution simulation experiment, and then use alcohol spraying and ultraviolet light irradiation to treat the inside of the cylinder 13 to remove The residual viruses in the experiment can further ensure the accuracy of subsequent experiments; at the same time, after the residual microorganisms in the cylinder 13 of the previous experiment are inactivated, the clean gas filtered by the filter is sucked by the vacuum pump 6 to remove the inactivated microorganisms in the cylinder 13, so that the cylinder 13 is completely cleaned to ensure good cleaning performance; a number of inlets 111 are convenient for the introduction of aerosols, humid air, etc., and a number of outlets 121 are convenient for the output of aerosols. The inlets 111 and the outlets 121 preferably use 1 / 4NPT threaded ports, which can adapt to the conversion of threaded ports and provide connection for pipes of different sizes; the output shaft of the driver 15 is used to drive the second end cover 12 to rotate, thereby driving the cylinder 13 to rotate, which is convenient for mixing the aerosol inside the cylinder 13. The driver 15 is preferably a forward and reverse motor.

[0053] Further, such as Figure 1-2 , further comprising a mounting frame 16, the first end cover 11 and the second end cover 12 are both rotatably connected to the mounting frame 16, and the driver 15 and the mounting frame 16 are detachably fixedly connected.

[0054] Specifically, the mounting frame 16 is used to generate a bearing effect on the first end cover 11, the second end cover 12, the driver 15, and the like.

[0055] Further, such as Figure 1-2 , also includes:

[0056] A first sealing ring 171, one end of the first sealing ring 171 is detachably fixedly connected to one end of the mounting frame 16, and the other end of the first sealing ring 171 is rotatably sleeved in the first end cover 11;

[0057] A second sealing ring 172, one end of the second sealing ring 172 is rotatably sleeved in the second end cover 12, and the other end of the second sealing ring 172 is detachably fixedly connected to the other end of the mounting frame 16;

[0058] The plurality of inlets 111 are all disposed on the first sealing ring 171 , and the plurality of outlets 121 are all disposed on the second sealing ring 172 .

[0059] Specifically, the first sealing ring 171 and the second sealing ring 172 are both used for sealing.

[0060] Further, such as Figure 2 , also includes:

[0061] A first pulley 181 connected to the second end cover 12;

[0062] A second pulley 182 connected to the output shaft of the driver 15;

[0063] A belt body that cooperates with both the first pulley 181 and the second pulley 182.

[0064] Specifically, the first pulley 181 , the second pulley 182 and the belt body facilitate belt transmission between the output shaft of the driver 15 and the second end cover 12 .

[0065] Further, such as Figure 3 , also includes a temperature and humidity sensor, the detection end of the temperature and humidity sensor is located inside the cylinder 13.

[0066] Specifically, the temperature and humidity sensor is convenient for real-time detection of the temperature and humidity inside the cylinder 13 , wherein the detection end of the temperature and humidity sensor specifically extends into the cylinder 13 through the through hole 1721 provided on the second sealing ring 172 .

[0067] Further, such as Figure 2 , also includes:

[0068] monitor;

[0069] A controller electrically connected to the driver 15, the temperature and humidity sensor, and the display.

[0070] Specifically, the controller is used to control various parameters of the driver 15, the temperature and humidity sensor, and the display; the display is used to display the rotation speed of the driver 15, the real-time temperature and humidity values ​​of the temperature and humidity sensor, and the like.

[0071] This embodiment further provides an aerosol evolution simulation device, including a roller as in this embodiment, and further including:

[0072] an aerosol supply assembly 2 in communication with an inlet 111;

[0073] a humid air supply assembly 3 in communication with an inlet 111;

[0074] A high and low temperature box 4, wherein the drum 1 is located in the high and low temperature box 4;

[0075] A sampler 5 and a vacuum pump 6 are connected in sequence to an outlet 121 .

[0076] Specifically, the aerosol supply component 2 is used to supply aerosols such as virus aerosols and fluorescent microsphere aerosols into the cylinder 13, wherein the aerosol supply component 2 can specifically be a vibrating mesh nebulizer; the humid air supply component 3 is used to supply humid air into the cylinder 13, so as to facilitate aerosol evolution simulation experiments at different humidity levels; the high and low temperature box 4 is used to control the temperature of the drum 1, so as to facilitate aerosol evolution simulation experiments at different temperatures; the vacuum pump 6 is convenient for drawing the aerosol in the cylinder 13 into the sampler 5, thereby facilitating the sampler 5 to collect the aerosol, wherein the sampler 5 can be a Bio Sampler microbial aerosol sampler.

[0077] Further, such as Figure 4 , also includes an air supply component 7 connected to an inlet 111.

[0078] Specifically, the air supply assembly 7 facilitates the sampler 5 to ensure the air pressure balance at both ends of the drum 1 when collecting aerosols.

[0079] Further, such as Figure 4 , and also includes a flow meter 8 connected between the sampler 5 and the vacuum pump 6.

[0080] Specifically, the flow meter 8 is used to detect the flow rate of the aerosol in real time.

[0081] Further, such as Figure 4 , and also includes a particle size detector 9 connected to an outlet 121.

[0082] Specifically, the particle size detector 9 is used to detect the median particle size of the aerosol, etc.

[0083] The above schematically describes the present invention and its implementation methods, which are not restrictive. The drawings show only one implementation method of the present invention, and the actual structure is not limited thereto. Therefore, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the present invention, they should all fall within the protection scope of the present invention.

Claims

1. A drum, characterized in that: include: Cylinder; A first end cap detachably connected to one end of the cylinder; A second end cap connected to the other end of the cylinder; A sealing cover detachably connected to the first end cover; a plurality of inlets provided on the first end cover; A plurality of outlets are provided on the second end cover, wherein the plurality of outlets are connected to the plurality of inlets; A driver, wherein an output shaft of the driver is connected to the second end cover.

2. A drum according to claim 1, characterized in that: It also includes a mounting frame, the first end cover and the second end cover are both rotatably connected to the mounting frame, and the driver and the mounting frame are detachably fixedly connected.

3. A drum according to claim 2, characterized in that: Also includes: A first sealing ring, one end of which is detachably fixedly connected to one end of the mounting frame, and the other end of the first sealing ring is rotatably sleeved in the first end cover; A second sealing ring, one end of which is rotatably sleeved in the second end cover, and the other end of the second sealing ring is detachably fixedly connected to the other end of the mounting frame; Wherein, the plurality of inlets are all arranged on the first sealing ring, and the plurality of outlets are all arranged on the second sealing ring.

4. A drum according to any one of claims 1 to 3, characterized in that: Also includes: a first pulley connected to the second end cover; a second pulley connected to the output shaft of the driver; A belt body cooperates with both the first pulley and the second pulley.

5. A drum according to any one of claims 1 to 3, characterized in that: It also includes a temperature and humidity sensor, and the detection end of the temperature and humidity sensor is located inside the cylinder.

6. A drum according to claim 5, characterized in that: Also includes: monitor; A controller is electrically connected to the driver, the temperature and humidity sensor, and the display.

7. An aerosol evolution simulation device, characterized in that: The drum comprises the drum according to any one of claims 1 to 6, further comprising: an aerosol supply assembly in communication with one of the inlets; a humid air supply assembly in communication with one of the inlets; A high and low temperature box, wherein the drum is located in the high and low temperature box; A sampler and a vacuum pump are sequentially connected to one of the outlets.

8. An aerosol evolution simulation device according to claim 7, characterized in that: Also included is an air supply assembly in communication with one of the inlets.

9. The aerosol evolution simulation device according to claim 7, characterized in that: Also included is a flow meter connected between the sampler and the vacuum pump.

10. The aerosol evolution simulation device according to claim 7, characterized in that: Also included is a particle size detector connected to one of the outlets.

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