Light source apparatus

Abstract

The utility model relates to light source equipment, and relates to the technical field of lighting equipment. The light source device comprises a light source driving plate, a device cover plate covering the light source driving plate and a control circuit arranged on the light source driving plate. Wherein the light source driving plate is provided with at least one light-emitting unit; the equipment cover plate is provided with a connecting piece and at least one light-emitting cavity. Wherein the connecting piece is used for being connected with a microfluidic detection analyzer, and the positions of the light-emitting units correspond to the positions of the light-emitting cavities one to one; the control circuit is connected with each light-emitting unit and is used for controlling each light-emitting unit to start so as to provide a light source for the microfluidic detection analyzer. According to the invention, a light source is provided for the microfluidic detection analyzer.

Description

Technical Field

[0001] The present application relates to the technical field of lighting equipment, and in particular to a light source equipment. Background Art

[0002] With the increasing popularity of microfluidic detection analyzers, more and more microfluidic detection analyzers have been produced and put into use. Microfluidic detection analyzers can detect trace amounts of antigens or antibodies. In recent years, microfluidic detection analyzers have rapidly developed into one of the most popular detection equipment in the field of immunodiagnosis.

[0003] However, the prior art lacks a light source device for use in microfluidic detection analyzers. Summary of the invention

[0004] Based on this, it is necessary to provide a light source device that can provide a light source in order to solve the above technical problems.

[0005] In a first aspect, the present application provides a light source device. The light source device comprises: a light source driving board, a device cover covering the light source driving board, and a control circuit arranged on the light source driving board; wherein:

[0006] The light source driving board is provided with at least one light emitting unit;

[0007] The device cover is provided with a connector and at least one light-emitting cavity; wherein the connector is used to connect the microfluidic detection analyzer, and the position of each light-emitting unit corresponds to the position of each light-emitting cavity one by one;

[0008] The control circuit is connected to each light emitting unit and is used to control each light emitting unit to start up so as to provide light source for the microfluidic detection analyzer.

[0009] In one embodiment, a light shielding sheet is provided in each light emitting cavity, and the control circuit is connected to each light shielding sheet;

[0010] The control circuit is also used to apply voltage to each shading sheet to change the light transmittance of each shading sheet.

[0011] In one of the embodiments, the light source driving board is further provided with a transmittance adjustment switch, and the transmittance adjustment switch is connected to the control circuit;

[0012] The transmittance adjustment switch is used to control the control circuit to apply voltage to each shading sheet.

[0013] In one embodiment, each light emitting cavity has a circular structure.

[0014] In one embodiment, the connector is a buckle that matches the microfluidic detection analyzer.

[0015] In one embodiment, the light source driving board is further provided with at least one battery position, and each battery position is provided with a rechargeable battery;

[0016] Each rechargeable battery is connected to the control circuit and is used to supply power to the control circuit.

[0017] In one of the embodiments, a charging interface is further provided in the light source driving board, and the charging interface is connected to the rechargeable battery in each battery position.

[0018] In one of the embodiments, a light source switch is also provided in the light source driving board.

[0019] In one embodiment, the control circuit includes a voltage stabilizing circuit, and the voltage stabilizing circuit is used to stabilize the output voltage of the control circuit.

[0020] In one embodiment, the number of the light-emitting units and the number of the light-emitting cavities are both five.

[0021] In the above-mentioned light source device, at least one light-emitting unit is provided on the source driving board, and at least one light-emitting cavity is provided on the device cover, so as to provide a light source for the microfluidic detection analyzer; the light source device can be placed in a corresponding position through the connector provided on the device cover, so that the light source device can perform lighting operations in a stable state; a control circuit is provided to control the start and shut down of the light-emitting unit through the control circuit, so that the light source device can provide light for the microfluidic detection analyzer more flexibly, and through the structure of the device cover, the light source device can be quickly positioned in the microfluidic detection analyzer as the centrifuge rotates, thereby reducing the installation complexity of the light source device and ensuring that the light source device performs lighting operations on the microfluidic detection analyzer smoothly. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] FIG1 is a schematic diagram of the structure of a light source device provided in an embodiment of the present application;

[0023] FIG2 is a schematic diagram of the structure of a light source driving board provided in an embodiment of the present application;

[0024] FIG3 is a circuit diagram of a voltage stabilizing circuit provided in an embodiment of the present application;

[0025] FIG. 4 is a circuit diagram of a control circuit provided in an embodiment of the present application.

[0026] Reference numerals

[0027] 1. Equipment cover; 2. Light source driving board; 3. Light-emitting cavity; 4. Connectors; 5. Light source switch; 6. Charging port; 7. Battery position; 8. Transmittance adjustment switch; 9. Light-emitting unit. DETAILED DESCRIPTION

[0028] In order to make the purpose, technical solution and advantages of the present application more clearly understood, the present application is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application and are not used to limit the present application.

[0029] It should be understood that the specific embodiments described herein are only used to explain the present application and are not intended to limit the present application. In the description of the present application, the description of the reference terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present application. In this specification, the schematic representation of the above terms is not necessarily for the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art can combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples without contradicting each other.

[0030] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In the description of this application, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0031] With the increasing popularity of microfluidic detection analyzers, more and more microfluidic detection analyzers have been produced and put into use. Microfluidic detection analyzers can detect trace amounts of antigens or antibodies. In recent years, microfluidic detection analyzers have rapidly developed into one of the most popular detection equipment in the field of immunodiagnosis. However, in the prior art, there is a lack of light source equipment for microfluidic detection analyzers.

[0032] In order to solve the above problems, the present application discloses a light source device. The light source device includes: a light source driving board, a device cover plate covering the light source driving board, and a control circuit arranged on the light source driving board; wherein the light source driving board is provided with at least one light-emitting unit; the device cover plate is provided with a connector and at least one light-emitting cavity; wherein the connector is used to connect a microfluidic detection analyzer, and the position of each light-emitting unit corresponds to the position of each light-emitting cavity one by one; the control circuit is connected to each light-emitting unit, and is used to control each light-emitting unit to start, so as to provide light source for the microfluidic detection analyzer.

[0033] It should be noted that in order to ensure the lighting effect of the light source equipment, when setting each light-emitting unit, the light-emitting units can be evenly distributed on the light source driving board, and the light-emitting units can be evenly distributed on the light source driving board in a circular ring structure or an arc structure. Therefore, each light-emitting cavity can also be evenly distributed on the equipment cover in a circular ring structure or an arc structure.

[0034] In order to ensure that the light emitted by the light-emitting unit can be more dispersed and provide a larger lighting area, each light-emitting cavity has a circular structure.

[0035] Further explanation: the light-emitting unit may be an LED (Light-Emitting Diode) lighting device, and the volume of the light-emitting unit is smaller than the volume of the light-emitting cavity. The light-emitting brightness and light-emitting color of the light-emitting unit may be set and adjusted according to actual conditions and actual needs, and the light-emitting brightness and light-emitting color of the light-emitting unit are not limited here.

[0036] It is further explained that the connecting piece is a buckle that matches the microfluidic detection analyzer.

[0037] In one embodiment of the present application, as shown in Figure 1, Figure 1 is a structural schematic diagram of a light source device provided in the embodiment of the present application; the light source device shown in Figure 1 includes a device cover 1, a light source driving board 2, a light emitting cavity 3, and a connecting piece 4, wherein the number and form of the components shown in Figure 1 are only used for example and do not constitute a limitation on the embodiment of the present application. In actual applications, the light emitting cavity 3 and the connecting piece 4 may include two or more.

[0038] In another embodiment of the present application, in order to ensure the illumination brightness of the light source device and prevent the increase of power consumption due to the large number of light-emitting units, in one case, the number of light-emitting units and the number of light-emitting cavities are both 5. This can reduce the power consumption of the light source device while ensuring the illumination brightness of the light source device.

[0039] In the above-mentioned light source device, at least one light-emitting unit is provided on the source driving board, and at least one light-emitting cavity is provided on the device cover, so as to provide a light source for the microfluidic detection analyzer; the light source device can be placed in a corresponding position through the connector provided on the device cover, so that the light source device can perform lighting operations in a stable state; a control circuit is provided to control the start and shut down of the light-emitting unit through the control circuit, so that the light source device can provide a light source for the microfluidic detection analyzer more flexibly, and the spline structure of the device cover can realize the light source device to be able to quickly position in the microfluidic detection analyzer as the centrifuge rotates, thereby reducing the installation complexity of the light source device and ensuring the smooth lighting operation of the light source device on the microfluidic detection analyzer.

[0040] In one embodiment, in order to realize the lighting operation for the microfluidic detection analyzer, a light shielding sheet may be provided in the light-emitting cavity to adjust the light brightness of the light-emitting unit.

[0041] Specifically, each light-emitting cavity is provided with a shading sheet, and the control circuit is connected to each shading sheet; the control circuit is also used to apply voltage to each shading sheet to change the light transmittance of each shading sheet.

[0042] Further explanation, in order to achieve adaptive adjustment of the luminous brightness of the light-emitting unit according to actual needs, the present application may also include the following contents: a transmittance adjustment switch is also provided in the light source driving board, and the transmittance adjustment switch is connected to the control circuit; the transmittance adjustment switch is used to control the control circuit to apply voltage to each shading sheet.

[0043] In one embodiment of the present application, when the transmittance of the shading sheet is 1%, the transmittance of the shading sheet is the lowest, which means that when the light passes through the shading sheet, only 1% of the light passes through the variable aperture, and 99% of the light is reflected or blocked, and the transparency of the shading sheet is low; when the transmittance of the shading sheet is 99%, the transmittance of the variable aperture is the highest, which means that when the light passes through the shading sheet, 99% of the light passes through the variable aperture, and 1% of the light is reflected or blocked, and the transparency of the shading sheet is high; when the transmittance of the shading sheet is 50%, the transmittance of the shading sheet is medium, which means that when the light passes through the shading sheet, 50% of the light passes through the shading sheet, and 50% of the light is reflected or blocked.

[0044] According to the light transmittance adjustment switch in this application, the light transmittance of the shading sheet can be adjusted from 0.1% to 100%. This enables the light source device to adapt to lighting work in various scenarios and ensures the lighting effect of the light source device; it realizes the conditions of various light transmittances of the shading sheet, and achieves the light transmittance adjustment from 0.1% to 100%, and realizes the control of extremely high light transmittance and extremely low opacity of the shading sheet, thereby realizing the light brightness adjustment of the light source device.

[0045] In the above light source device, a shading sheet is arranged in the light-emitting cavity to adjust the lighting brightness of the light source device, so that the light source device provided by the present application can realize adaptive light brightness changes according to different situations, thereby increasing the application scenarios of the light source device.

[0046] In one embodiment, in order to achieve continuous and stable operation of the light source device and prevent the installation flexibility of the light source device from being affected when the light source device is powered by a wired connection, a rechargeable battery can be provided inside the light source device to achieve continuous and stable operation of the light source device.

[0047] Specifically, at least one battery position is further provided in the light source driving board, and a rechargeable battery is provided in each battery position; each rechargeable battery is connected to the control circuit to supply power to the control circuit.

[0048] The number of rechargeable batteries may be set or adjusted according to the actual size of the light source device and the actual application scenario of the light source device, and the number of rechargeable batteries is not limited herein.

[0049] To further explain, a charging interface is also provided in the light source driving board, and the charging interface is connected to the rechargeable battery in each battery position.

[0050] In one embodiment of the present application, the rechargeable battery can be a 300 mAh lithium battery. By continuously charging the 300 mAh lithium battery, the continuous and stable operation of the light source device is ensured, thereby avoiding the impact on the installation flexibility of the light source device by connecting the light source device through a power cord.

[0051] In one embodiment of the present application, different types of charging interfaces can be set according to actual application scenarios and actual needs, wherein the types of charging interfaces may include but are not limited to: USB (Universal Serial Bus) interface, Type-C (a USB interface appearance standard) interface, USB-A (a flat interface) interface, etc. The type of charging interface is not limited herein.

[0052] Further explanation, the light source driving board is also provided with a light source switch, through which the light source device can be started and closed with one key, further increasing the practicality of the light source device.

[0053] In one embodiment of the present application, as shown in Figure 2, Figure 2 is a structural schematic diagram of a light source driving board provided in the embodiment of the present application; the light source driving board shown in Figure 2 includes a light source switch 5, a charging interface 6, a battery position 7, a transmittance adjustment switch 8, and a light-emitting unit 9, wherein the number and form of components shown in Figure 1 are only used for example and do not constitute a limitation on the embodiment of the present application, and in actual applications, the battery position 7 may include two or more.

[0054] In one embodiment, in order to achieve continuous and stable operation of the light source device, it is necessary to ensure the output voltage of the stable control circuit, and it is necessary to set a voltage stabilizing circuit in the control circuit to achieve continuous and stable operation of the light source device.

[0055] Specifically, the control circuit includes a voltage stabilizing circuit, and the voltage stabilizing circuit is used to stabilize the output voltage of the control circuit.

[0056] In one embodiment of the present application, the circuit diagram of the voltage stabilizing circuit may be shown in FIG3 , where capacitors C13, C6, and C3 are used to filter the input voltage received by the control circuit; capacitors C11, C12, C9, and C14 are used to filter the output voltage of the control circuit; resistors R5, R6, and R7 are used to divide the voltage of the control circuit. Among them, U1 refers to AP3019AKTR-G1 (i.e., LED driver), which drives the light-emitting unit; U2 is a voltage stabilizing chip, which is used to provide a stable voltage supply to U1.

[0057] In another embodiment of the present application, the circuit diagram of the control circuit may be shown in FIG4 , where resistors R1, R2, R3 and R4 correspond to the four gears of the transmittance adjustment switch, and are used to control the control circuit to apply voltage to each shading sheet, so as to achieve the purpose of applying different voltage values ​​to each shading sheet, thereby achieving the purpose of changing the transmittance of each shading sheet. SW1 connects different resistors (i.e., resistors R1, R2, R3 and R4), resulting in a change in the feedback current of AP3019AKTR-G1, resulting in a change in the current between pins 5 and 3 of AP3019AKTR-G1, thereby achieving the adjustment of the brightness of the light-emitting unit.

[0058] In the above light source device, the output voltage of the control circuit is stabilized by setting a voltage stabilizing circuit, thereby ensuring the normal operation of the light source device.

[0059] In one embodiment of the present application, the light source device includes: a light source driving board, a device cover plate covering the light source driving board, and a control circuit arranged on the light source driving board; wherein the light source driving board is provided with five light-emitting units; the device cover plate is provided with a connector and five light-emitting cavities; wherein the connector is used to connect the microfluidic detection analyzer, the position of each light-emitting unit corresponds to the position of each light-emitting cavity one by one, and each light-emitting cavity is a circular structure; the connector is a buckle matching the microfluidic detection analyzer. The control circuit connects each light-emitting unit and is used to control each light-emitting unit to start, so as to provide a light source for the microfluidic detection analyzer. Further, each light-emitting cavity is provided with a shading sheet, and the control circuit connects each shading sheet; the light source driving board is also provided with a transmittance adjustment switch, and the transmittance adjustment switch is connected to the control circuit; the transmittance adjustment switch is used to control the control circuit to apply voltage to each shading sheet. Further, the light source driving board is also provided with at least one battery position, and each battery position is provided with a rechargeable battery; each rechargeable battery is connected to the control circuit to power the control circuit. The light source driving board is also provided with a charging interface, which is connected to the rechargeable batteries in each battery position. The light source driving board is also provided with a light source switch.

[0060] In the above-mentioned light source device, at least one light-emitting unit is provided on the source driving board, and at least one light-emitting cavity is provided on the device cover, so as to provide a light source for the microfluidic detection analyzer; the light source device can be placed in a corresponding position through the connector provided on the device cover, so that the light source device can perform lighting operations in a stable state; a control circuit is provided to control the start and shut down of the light-emitting unit through the control circuit, so that the light source device can provide a light source for the microfluidic detection analyzer more flexibly, and the spline structure of the device cover can realize the light source device to be able to quickly position in the microfluidic detection analyzer as the centrifuge rotates, thereby reducing the installation complexity of the light source device and ensuring the smooth lighting operation of the light source device on the microfluidic detection analyzer.

[0061] Those skilled in the art can understand that all or part of the processes in the above-mentioned embodiments can be completed by instructing the relevant hardware through a computer program, and the computer program can be stored in a non-volatile computer-readable storage medium. When the computer program is executed, it can include the processes of the embodiments of the above-mentioned methods. Among them, any reference to the memory, database or other medium used in the embodiments provided in this application can include at least one of non-volatile and volatile memory. Non-volatile memory can include read-only memory (ROM), magnetic tape, floppy disk, flash memory, optical memory, high-density embedded non-volatile memory, resistive random access memory (ReRAM), magnetoresistive random access memory (MRAM), ferroelectric random access memory (FRAM), phase change memory (PCM), graphene memory, etc. Volatile memory can include random access memory (RAM) or external cache memory, etc. As an illustration and not limitation, RAM can be in various forms, such as static random access memory (SRAM) or dynamic random access memory (DRAM). The database involved in each embodiment provided in this application may include at least one of a relational database and a non-relational database. Non-relational databases may include distributed databases based on blockchains, etc., but are not limited to this. The processor involved in each embodiment provided in this application may be a general-purpose processor, a central processing unit, a graphics processor, a digital signal processor, a programmable logic device, a data processing logic device based on quantum computing, etc., but are not limited to this.

[0062] The technical features of the above embodiments may be combined arbitrarily. To make the description concise, not all possible combinations of the technical features in the above embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0063] The above embodiments only express several implementation methods of the present application, and the descriptions thereof are relatively specific and detailed, but they cannot be understood as limiting the scope of the present application. It should be pointed out that, for a person of ordinary skill in the art, several variations and improvements can be made without departing from the concept of the present application, and these all belong to the protection scope of the present application. Therefore, the protection scope of the present application shall be subject to the attached claims.

Claims

1. A light source device, characterized in that: The light source device includes: a light source driving board, a device cover covering the light source driving board, and a control circuit arranged on the light source driving board; wherein, The light source driving board is provided with at least one light emitting unit; The device cover is provided with a connector and at least one light-emitting cavity; wherein the connector is used to connect to the microfluidic detection analyzer, and the position of each light-emitting unit corresponds to the position of each light-emitting cavity one by one; The control circuit is connected to each light emitting unit and is used to control each light emitting unit to start up, so as to provide light source for the microfluidic detection analyzer.

2. The light source device according to claim 1, wherein: Each light-emitting cavity is provided with a light-shielding sheet, and the control circuit is connected to each light-shielding sheet; The control circuit is further used to apply voltage to each light shielding sheet to change the light transmittance of each light shielding sheet.

3. The light source device according to claim 2, wherein: The light source driving board is further provided with a transmittance adjustment switch, and the transmittance adjustment switch is connected to the control circuit; The transmittance adjustment switch is used to control the control circuit to apply voltage to each light shielding sheet.

4. The light source device according to claim 1, wherein Each light-emitting cavity has a circular structure.

5. The light source device according to claim 1, wherein The connecting piece is a buckle that matches the microfluidic detection analyzer.

6. The light source device according to claim 1, wherein: The light source driving board is further provided with at least one battery position, and each battery position is provided with a rechargeable battery; Each rechargeable battery is connected to the control circuit and is used to supply power to the control circuit.

7. The light source device according to claim 6, characterized in that The light source driving board is further provided with a charging interface, which is connected to the rechargeable battery in each battery position.

8. The light source device according to claim 1, wherein: The light source driving board is also provided with a light source switch.

9. The light source device according to claim 1, wherein: The control circuit includes a voltage stabilizing circuit, and the voltage stabilizing circuit is used to stabilize the output voltage of the control circuit.

10. The light source device according to claim 1, wherein: The number of the light-emitting units and the number of the light-emitting cavities are both 5.

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