Water sterilization and disinfection integrated device for ice maker

Abstract

The invention relates to the technical field of water treatment and ice making equipment, and discloses a water sterilization and disinfection integrated device for an ice maker. Through the design of the high-power UVCLED and full-angle irradiation, the problem that the effect of a traditional sterilization mode is poor is solved, the sterilization capacity of ultraviolet rays with the peak wavelength of 270-280 nm is high, the total radiation power is larger than or equal to 1600 mW, the light power of a single lamp bead is larger than or equal to 80 mW, the 120-degree irradiation angle and the uniform arrangement mode are matched, and no irradiation blind area exists in water flow. The sterilization rate is improved from a traditional mode, pathogenic bacteria such as escherichia coli and mould are effectively killed, it is ensured that ice cubes meet the food safety standard, the risk that bacteria exceed the standard is avoided from the source, and the effects of being high in installation adaptability and improving the universal rate are achieved through standardized quick connection and compact structure design.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of water treatment and ice making equipment, in particular to a water sterilization and disinfection integrated device for an ice maker. BACKGROUND

[0002] The water sterilization and disinfection device for an ice maker is a key supporting equipment to ensure the water hygiene of ice making equipment. The core function is to efficiently kill pathogenic bacteria such as E. coli and mold in the water before the water flows into the ice maker, remove particulate matter and scale substances, and ensure that the ice meets the food safety standards. Its application scenarios cover the catering industry, food processing industry, medical field and household ice making scenarios, and need to adapt to different pipe specifications, water flow and installation space requirements of commercial large ice makers and household small ice makers.

[0003] The core technology requirements are concentrated in three aspects: first, the sterilization is efficient and thorough, and can achieve a high sterilization rate under the normal water flow of the ice maker, and there is no chemical residue; second, the installation adaptability is strong, the structure is compact, the interface is standardized, and it can be quickly connected to the existing ice maker pipeline without professional modification; third, it is stable and durable, with scale prevention, leakage prevention and overload protection functions, and the sterilization effect does not decrease significantly after long-term use, and it is convenient to maintain.

[0004] With the increasingly strict food safety regulations, consumers' attention to food hygiene continues to increase, and the sterilization and disinfection demand of water for ice makers is increasingly urgent. According to industry data, the bacteria in the water of ice makers without effective sterilization have a high over-standard rate, and traditional sterilization methods cannot meet the core use requirements of modern ice making equipment, such as "high efficiency, safety and convenience", which has become a key bottleneck restricting the high-quality development of the ice making industry. SUMMARY

[0005] In order to solve the problems in the background art, the present application provides a water sterilization and disinfection integrated device for an ice maker.

[0006] The water sterilization and disinfection integrated device for an ice maker provided by the present application adopts the following technical scheme:

[0007] The water sterilization and disinfection integrated device for an ice maker comprises a shell, a constant current driving module, an intelligent monitoring unit and a quick connection adaptation structure, each module is integrally designed and directly connected in series to the water supply pipeline of the ice maker.

[0008] The shell is made of aluminum alloy material, and a pipe sleeve is arranged inside the shell. Aluminum substrates are symmetrically arranged on the outer side wall of the pipe sleeve inside the shell. A plurality of 3535 type UVCLED lamp beads are arranged on the opposite side of each aluminum substrate. The peak wavelength of the lamp beads is 270-280nm, the single light power is greater than or equal to 80mW, and the total radiation power is greater than or equal to 1600mW.

[0009] The constant current drive module is integrally connected with the shell, the input voltage is AC220V, the rated power is less than or equal to 30W, and the UVC LED lamp bead is driven by constant current output; the forward voltage drop of the lamp bead is adapted to 5.1-6.9V;

[0010] The quick connection adaptation structure includes a water inlet end and a water outlet end, both of which adopt G1 / 2 standard interfaces, and rubber sealing rings are arranged on the inner sides of the interfaces to realize quick sealing connection with a water supply pipeline of an ice maker.

[0011] The intelligent monitoring unit includes a flow sensor, which is installed on the water inlet end and monitors the water supply flow in real time.

[0012] Preferably, the surface of the shell is subjected to an anodization treatment, the color is silver, the thickness of the inner sleeve wall is greater than or equal to 2mm, the light transmittance is greater than or equal to 90%, and the water pressure resistance is greater than or equal to 2.76MPa.

[0013] Preferably, the lamp beads are uniformly arranged on the aluminum substrates, the irradiation angle is 120°, and full coverage irradiation of the water flow is ensured.

[0014] Preferably, the constant current drive module is internally provided with an ESD static protection circuit, the static voltage resistance is greater than or equal to 2kV, the overvoltage, overcurrent and short circuit protection functions are provided, the working environment temperature range is 0-45℃, and the storage temperature range is -40-65℃.

[0015] Preferably, a plurality of through grooves are uniformly arranged on the outer side wall of the sleeve, and the lamp beads can be inserted into the through grooves to be fixed.

[0016] Preferably, a plurality of through holes are arranged on the side walls of the water inlet end and the water outlet end, a fixing screw is movably arranged in the through holes, a plurality of connecting rings are fixedly connected to the inner side wall of the shell, and a threaded groove is arranged on the inner side wall of the connecting ring and threadedly matched with the fixing screw.

[0017] Preferably, a connecting line is arranged on the side wall of each aluminum substrate and used for connecting with an external circuit, two wire penetrating grooves are arranged on the side wall of the water outlet end, and the connecting line penetrates through the wire penetrating grooves.

[0018] Preferably, a sealing ring is fixedly arranged on the opposite side of each of the water inlet end and the water outlet end, and the two ends of the sleeve are located in the two sealing rings, respectively.

[0019] In summary, the present application has the following beneficial technical effects:

[0020] Compared with the prior art, the design has high-power UVCLED and full-angle irradiation, solves the problem of poor effect of traditional sterilization method: the ultraviolet sterilization ability of 270~280nm peak wavelength is strong, the total radiation power is greater than or equal to 1600mW, the single lamp bead light power is greater than or equal to 80mW, and the water flow has no irradiation blind area with the uniform arrangement mode of 120° irradiation angle. The sterilization rate is improved from the traditional method, the pathogenic bacteria such as escherichia coli and mold are effectively killed, the ice cubes meet the food safety standards, the risk of bacterial exceeding standard is avoided from the source, the installation adaptability is strong through the design of standardized fast connection and compact structure, and the general rate is improved. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 is a three-dimensional structure schematic diagram of the embodiment of the application;

[0022] Figure 2 is a structure schematic diagram of the water inlet end and the water outlet end away from the shell of the embodiment of the application;

[0023] Figure 3 is a structure schematic diagram of the aluminum substrate away from the pipe sleeve of the embodiment of the application;

[0024] Figure 4 is a cross-sectional structure schematic diagram of the shell of the embodiment of the application.

[0025] Explanation of reference signs: 1, shell; 2, water inlet end; 3, water outlet end; 4, connecting line; 5, fixing screw; 6, flow sensor; 7, sealing ring; 8, threading groove; 9, pipe sleeve; 10, connecting ring; 11, through hole; 12, lamp bead; 13, aluminum substrate; 14, through groove; 15, threaded groove. DETAILED DESCRIPTION

[0026] The following will be described in detail with reference to the accompanying Figures 1-4 The application is further described in detail.

[0027] The embodiment of the application discloses an ice maker water sterilization and disinfection integrated device. Figures 1-4 The ice maker water sterilization and disinfection integrated device comprises a shell 1, a constant-current driving module, an intelligent monitoring unit and a fast connection adaptive structure, each module is integrally designed and directly connected in series on an ice maker water supply pipeline.

[0028] The shell 1 is made of aluminum alloy material, the pipe sleeve 9 is arranged in the shell 1, the outer side wall of the pipe sleeve 9 is symmetrically provided with aluminum substrates 13 located in the shell 1, a plurality of 3535 type UVCLED lamp beads 12 are arranged on the opposite sides of the two aluminum substrates 13, the peak wavelength of the lamp beads 12 is 270~280nm, the single light power is greater than or equal to 80mW, and the total radiation power is greater than or equal to 1600mW.

[0029] The constant current driving module is integrated with the shell 1, the input voltage is AC220V, the rated power is less than or equal to 30W, and the constant current driving UVC LED lamp bead 12 is output, and the forward voltage drop of the lamp bead 12 is adapted to 5.1~6.9V;

[0030] The quick connection structure includes the water inlet end 2 and the water outlet end 3, both of which adopt G1 / 2 standard interfaces, and rubber sealing rings are arranged on the inner sides of the interfaces to realize quick sealing connection with the water supply pipeline of the ice maker;

[0031] The intelligent monitoring unit includes a flow sensor 6, and the flow sensor 6 is installed on the water inlet end 2 to monitor the water supply flow in real time;

[0032] The surface of the shell 1 is subjected to anodic oxidation treatment, and the color is silver, the wall thickness of the inner sleeve 9 is greater than or equal to 2mm, the light transmittance is greater than or equal to 90%, and the water pressure resistance is greater than or equal to 2.76MPa;

[0033] The lamp beads 12 are uniformly arranged on the aluminum substrates 13, the irradiation angle is 120°, and the water flow is fully covered and irradiated;

[0034] The constant current driving module is built-in ESD static protection circuit, the static voltage resistance is greater than or equal to 2kV, has overvoltage, overcurrent and short circuit protection function, the working environment temperature range is 0~45℃, the storage temperature range is-40~65℃;

[0035] A plurality of through grooves 14 are uniformly arranged on the outer side wall of the sleeve 9, and the lamp beads 12 can be inserted into the inside of the through grooves 14 to be fixed;

[0036] A plurality of through holes 11 are arranged on the side walls of the water inlet end 2 and the water outlet end 3, a plurality of fixing screws 5 are movably arranged in the through holes 11, a plurality of connecting rings 10 are fixedly connected to the inner side wall of the shell 1, and a plurality of threaded grooves 15 are arranged on the inner side wall of the connecting ring 10 and are screwed with the fixing screws 5;

[0037] Connecting lines 4 are arranged on the side walls of the two aluminum substrates 13 and are used to be connected with external lines, two wire penetrating grooves 8 are arranged on the side wall of the water outlet end 3, and the connecting lines 4 pass through the wire penetrating grooves 8;

[0038] Sealing rings 7 are fixedly arranged on the opposite sides of the water inlet end 2 and the water outlet end 3, and the two ends of the sleeve 9 are located in the inside of the two sealing rings 7.

[0039] The implementation principle of the ice maker water sterilization and disinfection integrated device is as follows: during installation, the device is connected in series to the ice maker water supply pipeline by using the G1 / 2 standard interface of the quick connection adapter structure, the rubber sealing ring of the water inlet end 2 cooperates with the sealing ring 7 of the water outlet end 3 to realize quick sealing connection of the pipeline, and professional modification is not required. The water inlet end 2, the water outlet end 3 and the shell 1 are firmly fixed by the fixed screw 5 passing through the through hole 11 and being screwed with the threaded groove 15 of the connecting ring 10, so as to ensure the overall sealing performance of the device and resist water pressure ≥ 2.76 MPa without the risk of water leakage. After the device is connected to the AC 220V power supply, the constant current driving module starts to work, the UVC LED lamp bead 12 is driven by the output constant current, the forward voltage drop of the lamp bead 12 is adapted to 5.1~6.9V, and each 3535 type lamp bead 12 stably emits ultraviolet rays with a wavelength of 270~280nm. The wavelength can efficiently destroy the DNA structure of bacteria to achieve the sterilization effect. The lamp bead 12 is fixed on the aluminum substrate 13 through the through slot 14 of the outer wall of the pipe sleeve 9, and is uniformly arranged on the aluminum substrate 13. The 120° irradiation angle ensures that there is no irradiation blind area when the water flows in the pipe sleeve 9, the total radiation power is ≥ 1600mW, and the single light power is ≥ 80mW, which guarantees the sterilization efficiency. When the ice maker supplies water, the water flows from the water inlet end 2, the flow sensor 6 of the intelligent monitoring unit monitors the water supply flow in real time, and feeds back the water flow state. The water flows uniformly in the pipe sleeve 9 and is irradiated by the lamp beads 12 on the aluminum substrate 13 on both sides, so that the pathogenic bacteria are quickly killed; the wall thickness of the pipe sleeve 9 is ≥ 2mm, and the light transmittance is ≥ 90%, which ensures the penetration of ultraviolet rays and isolates the lamp beads 12 from the water flow, thereby ensuring electrical safety. The constant current driving module is provided with an ESD static protection circuit, the static voltage resistance is ≥ 2kV, and the module has overvoltage, overcurrent and short circuit protection functions. The module can stably operate in the working environment of 0~45℃, and can avoid damage of the equipment caused by power grid fluctuation or environmental factors. The connecting line 4 of the aluminum substrate 13 is led out through the threading slot 8 of the water outlet end 3, so as to avoid line winding or water inlet, and further improve the operation reliability of the device.

[0040] In this process, the high-power UVC LED and the full-angle irradiation design solve the problem of poor effect of traditional sterilization methods: the ultraviolet rays with a peak wavelength of 270~280nm have strong sterilization ability, the total radiation power is ≥ 1600mW, the single lamp bead 12 light power is ≥ 80mW, and the 120° irradiation angle and the uniform arrangement are combined, so that there is no irradiation blind area for the water flow. The sterilization rate is improved compared with the traditional method, the pathogenic bacteria such as escherichia coli and mold are effectively killed, the ice cubes meet the food safety standards, the risk of bacterial exceeding is avoided from the source, the installation adaptability is high through the design of the standard quick connection and compact structure, and the universality is improved.

[0041] Here, the model of the electrical element involved in the present application can be optimized according to the actual situation, which is the prior art and is widely used in society, so it is not necessary to make too much description.

[0042] Finally should be explained are a few points: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the term "installation", "connected", "connection" should be broadly understood, can be mechanical or electrical connection, but also can be two elements inside the communication, can be directly connected, "up", "down", "left", "right" and so on, only for indicating the relative position relationship, when the absolute position of the described object changes, the relative position relationship may change;

[0043] Second: the present application discloses the embodiment in the drawing, only involves the structure related to the present application, other structures can refer to the usual design, in the case of no conflict, the same embodiment and different embodiments of the present application can be combined with each other;

[0044] Finally: the above only for the preferred embodiment of the present application, and not for limiting the present application, any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application, should be included in the protection scope of the present application.

[0045] The above are the preferred embodiments of the present application, not limited by the protection scope of the present application, therefore: any equivalent change made according to the structure, shape, principle of the present application, should be covered within the protection scope of the present application.

Claims

1. An integrated water sterilization and disinfection device for ice makers, characterized in that: Including the outer shell (1), constant current drive module, intelligent monitoring unit and quick-connect adapter structure, each module is integrated into one unit and directly connected in series with the water supply pipeline of the ice maker; The outer shell (1) is made of aluminum alloy and has a tube sleeve (9) inside. The outer side wall of the tube sleeve (9) is symmetrically provided with aluminum substrates (13) located inside the outer shell (1). On the opposite side of the two aluminum substrates (13), there are multiple 3535 type UVCLED lamp beads (12). The lamp beads (12) have a peak wavelength of 270~280nm, a single light power of ≥80mW, and a total radiation power of ≥1600mW. The constant current drive module is integrated with the housing (1), with an input voltage of AC220V, a rated power of ≤30W, and an output constant current to drive the UVCLED lamp beads (12). The forward voltage drop of the lamp beads (12) is adapted to 5.1~6.9V. The quick-connect adapter structure includes an inlet end (2) and an outlet end (3), both of which adopt the G1 / 2 standard interface. A rubber sealing ring is provided on the inner side of the interface to achieve a quick and sealed connection with the water supply pipeline of the ice maker. The intelligent monitoring unit includes a flow sensor (6), which is installed at the water inlet (2) to monitor the water supply flow in real time.

2. The integrated water sterilization and disinfection device for ice makers according to claim 1, characterized in that: The outer shell (1) is anodized and silver in color. The inner sleeve (9) has a wall thickness of ≥2mm, a light transmittance of ≥90%, and a water pressure resistance of ≥2.76MPa.

3. The integrated water sterilization and disinfection device for ice makers according to claim 1, characterized in that: The lamp beads (12) are evenly arranged on the aluminum substrate (13) with an irradiation angle of 120° to ensure full coverage of the water flow.

4. The integrated water sterilization and disinfection device for ice makers according to claim 1, characterized in that: The constant current drive module has a built-in ESD electrostatic protection circuit with an electrostatic withstand voltage of ≥2kV. It has overvoltage, overcurrent and short circuit protection functions, and the operating temperature range is 0~45℃. The storage temperature range is -40~65℃.

5. The integrated water sterilization and disinfection device for ice makers according to claim 1, characterized in that: Multiple through slots (14) are evenly provided on the outer wall of the sleeve (9), and the lamp bead (12) can be inserted into the through slot (14) to fix it.

6. The integrated water sterilization and disinfection device for ice makers according to claim 1, characterized in that: Multiple through holes (11) are provided on the side walls of the water inlet (2) and the water outlet (3). Fixing screws (5) are movably installed inside the multiple through holes (11). Multiple connecting rings (10) are fixedly connected to the inner side wall of the outer shell (1). The inner side wall of the connecting rings (10) is provided with threaded grooves (15) that are threaded to the fixing screws (5).

7. The integrated water sterilization and disinfection device for ice makers according to claim 1, characterized in that: Both aluminum substrates (13) are provided with connecting lines (4) on their sidewalls for connecting to external circuits. Two wire grooves (8) are provided on the sidewall of the water outlet (3), and the connecting lines (4) pass through the wire grooves (8).

8. The integrated water sterilization and disinfection device for ice makers according to claim 1, characterized in that: Sealing rings (7) are fixedly provided on opposite sides of the water inlet (2) and water outlet (3), and the two ends of the sleeve (9) are located inside the two sealing rings (7).

Images