Pulse highlight disinfection and sterilization device for secondary tap water supply and community direct drinking water system

Abstract

The utility model discloses an intensive pulse light disinfection and sterilization device for secondary tap water supply and a community direct drinking water system, and belongs to the technical field of water treatment equipment. Comprising a water inlet connector, a water storage tank body, a water outlet connector and a pulsed highlight germicidal lamp set, the water inlet connector and the water outlet connector are arranged on the water storage tank body in a spaced mode and both communicated with an inner cavity of the water storage tank body, and the pulsed highlight germicidal lamp set is arranged between the water inlet connector and the water outlet connector. The irradiation part of the pulsed intense light sterilization lamp group is mounted in the inner cavity of the water storage tank body in a water sealing and insulating manner; and the wavelength of a sterilization and disinfection spectrum emitted by the pulsed intense light sterilization lamp group is 200-1100nm. The pulsed strong-light sterilizing lamp set is adopted to irradiate the flowing water body, so that the water body can be efficiently sterilized and disinfected, harmful microorganisms are killed, the water body in the secondary water supply and the direct drinking water system in the residential area is ensured to be non-toxic and sterile, and the disinfection and sterilization problems of the water body in the secondary water supply and the direct drinking water system in the residential area can be ideally solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a tap water treatment device, especially to pulse strong light disinfection and sterilization device for tap water secondary water supply and direct drinking water system of community belongs to water treatment equipment technical field. BACKGROUND

[0002] With the rapid development of urbanization construction, the high-rise building of our country is increasing day by day, and it is well known that tap water secondary water supply device must be configured in the water supply system of high-rise building, otherwise people living in high-rise building cannot obtain normal water pressure, which directly affects the life quality of high-rise residents, therefore, tap water secondary water supply device is essential and extremely important key facility for guaranteeing the water use of high-rise building residents. Although the existing tap water secondary water supply device of high-rise building can realize secondary pressure boosting water supply, the water storage tank in secondary water supply system is communicated with the outside, and the water storage tank and the water conveying pipeline connected therewith are in a humid and water-stored environment for a long time, which is very beneficial to the breeding and propagation of bacteria, virus and harmful microorganism, at the same time, the water storage tank and the water conveying pipeline material itself can also release harmful substances, therefore, the water body in secondary water supply system must be disinfected and sterilized to kill various bacteria, virus and harmful microorganism, so as to ensure that the water quality of secondary water supply reaches the national standard. At present, the water body in secondary water supply system is usually disinfected and sterilized by using sodium hypochlorite and other chemical methods, and such disinfection and sterilization method not only has high cost, but also has unstable and incomplete sterilization and disinfection effect, and can also produce harmful by-products such as halogenated hydrocarbon.

[0003] With the improvement of people's living standard, people's quality requirement for domestic water is higher and higher, and many communities have added direct drinking water supply system, which is realized by adding water purifier and drug sterilization method, and the effect is also unstable, and people are not safe to drink directly, so it is urgent to upgrade the secondary water supply system and direct drinking water supply system. How to stably and completely and effectively solve the disinfection and sterilization problem in tap water secondary water supply system and direct drinking water supply system of community becomes the most concerned problem of high-rise building community, and is also the difficulty that tap water industry urgently wants to solve. CONTENT OF THE UTILITY MODEL

[0004] The utility model aims at providing pulse strong light disinfection and sterilization device for tap water secondary water supply and direct drinking water system of community, which adopts pulse strong light sterilization lamp group to irradiate the water body, so as to stably and completely and efficiently sterilize and disinfect the water body, kill harmful microorganism, ensure that the water body in secondary water supply and direct drinking water system of community is non-toxic and sterile, and is hygienic and safe, which can solve the disinfection and sterilization problem of water body in secondary water supply and direct drinking water system of community.

[0005] The utility model takes the following technical scheme:

[0006] The utility model provides a pulse strong light disinfection and sterilization device for tap water secondary water supply and small area direct drinking water system, which comprises a water inlet joint, a water storage tank, a water outlet joint and a pulse strong light sterilization lamp group. The water inlet joint and the water outlet joint are arranged on the water storage tank at intervals. The water inlet joint and the water outlet joint are both communicated with the inner cavity of the water storage tank, and the pulse strong light sterilization lamp group is arranged between the water inlet joint and the water outlet joint. All the pulse strong light sterilization lamp groups are installed in the inner cavity of the water storage tank in a water-tight and insulating manner. The sterilization and disinfection spectrum wavelength emitted by the pulse strong light sterilization lamp group is 200-1100 nm.

[0007] Further, the pulse strong light sterilization lamp group is horizontally arranged in the inner cavity of the water storage tank.

[0008] Further, the pulse strong light sterilization lamp group is vertically arranged in the inner cavity of the water storage tank.

[0009] Further, the lamp tube in the pulse strong light sterilization lamp group is a straight-line lamp tube.

[0010] Further, the lamp tube in the pulse strong light sterilization lamp group is a U-shaped lamp tube, a ring-shaped lamp tube or a spiral-shaped lamp tube.

[0011] Further, the water inlet joint is arranged on the bottom side of the water storage tank, and the water outlet joint is arranged on the top surface of the water storage tank.

[0012] Further, the water inlet joint and the water outlet joint are arranged at two ends of the water storage tank, respectively.

[0013] Further, the distribution interval between the straight-line lamp tubes in the pulse strong light sterilization lamp group is 3-1000 mm.

[0014] Further, a water flow homogenization structure is arranged between the water inlet joint and the pulse strong light sterilization lamp group. The water flow homogenization structure comprises a multi-hole homogenization plate arranged between the bottom of the inner cavity of the water storage tank and the water inlet joint. The multi-hole homogenization plate is made of a copper-based catalyst alloy with anti-fouling function. The alloy comprises eight metal elements, i.e. Cu, Ni, Zn, Sn, Pb, Fe, Sb and Mn. The weight percentage of each component is as follows: Cu 40%-70%, Ni 5%-20%, Zn 10%-35%, Sn 5%-30%, Pb 0.5%-20%, Fe 0.1%-8%, Sb 0.01%-2% and Mn 0.05%-5%. Each component is combined at high temperature to form a S 100The columnar crystal alloy with the crystal axis directional growth can uniformly fragment the water flow, prevent the water bacteria from gathering too large to affect the completeness of sterilization, effectively prevent and dissolve the water scale, ensure the stability and water scale prevention performance of the secondary water supply system and direct drinking water supply system, improve the service life of the utility model, and reduce the use and maintenance costs. The anti-scale function of the copper-based catalyst alloy material with the anti-scale function is described in detail in the authorized utility model patent CN200810024432.0. The smaller the pore size of the porous homogenizing plate is, the greater the density is, and the better the homogenization effect is.

[0015] Further, the pulse strong light sterilization lamp set includes a straight lamp tube, lamp electrodes and end seals, the lamp electrodes and the end seals are respectively arranged at two ends of the straight lamp tube, the end seals are water-tightly connected to the lamp electrodes, the pulse strong light sterilization lamp set has a waterproof function, and the pulse strong light sterilization lamp set is fixedly installed on the water storage tank body.

[0016] Further, the pulse strong light sterilization lamp set includes a straight lamp tube, lamp electrodes and end seals, the lamp electrodes and the end seals are respectively arranged at two ends of the straight lamp tube, the end seals are water-tightly connected to the lamp electrodes, the pulse strong light sterilization lamp set has a waterproof function, and the pulse strong light sterilization lamp set is fixedly installed on the water storage tank body.

[0017] Since the pulse strong light sterilization lamp utilizes the high-intensity wide-spectrum pulse light released instantaneously, including ultraviolet light, visible light and infrared light, etc., and sterilizes bacteria through multiple effects such as photo-thermal and photo-chemical, the wavelength of the pulse strong light emitted by the pulse strong light sterilization lamp set is 200-1100 nm, the full-spectrum light in this wavelength can quickly destroy the DNA or RNA structure of microorganisms, so that the microorganisms lose the ability to survive, the energy of the pulse ultraviolet light generated by the pulse strong light sterilization lamp set is more than 3000 times that of traditional ultraviolet light, the instantaneous intensity can reach megawatt level, and the extremely high energy visible light, ultraviolet light and multiple electromagnetic waves generate a polymerization effect; the pulse strong light has high penetration, can efficiently and thoroughly sterilize the inside of a liquid; the sterilization efficiency of the pulse strong light is as high as more than 99.999%; at the same time, the pulse strong light has very low energy consumption, saving 80%-90% of energy compared with traditional ultraviolet light; the pulse strong light is flexible to control, and can be turned on and turned off; the pulse strong light sterilization does not use any chemical reagent, and is pollution-free and residue-free.

[0018] The utility model discloses a use method: install the utility model in the water outlet end of tap water in the secondary water supply station or direct drinking water system of community, when the water to be handled flows into the inner chamber of the water storage tank from the water inlet joint, the bacteria, virus and microorganism in the water body are completely killed or decomposed under the irradiation of the pulse strong light of the whole process through the pulse strong light sterilizing lamp group, if setting the water flow homogenization structure and secondary filtration structure in the front end of the water inlet joint, this can input water flow and homogenize, can also break the bacteria group in the water, prevent the bacteria group in the water from being too large and producing leaky killing, can further improve the cleanliness of secondary water supply, the water treated through the utility model can reach the direct drinking water standard of non-toxic and sterile, health and safety, and can be directly drunk, and the utility model is ideal support technology for upgrading and transformation of secondary water supply system or direct drinking water supply system of community.

[0019] The applicant carries out the bacteria body killing test with the utility model, carries out the sterilization bacteria body detection test to the water of Jiangsu Changzhou Xitaihu and tap water direct water supply respectively, carries out the sterilization treatment to the above-mentioned water body sample to be tested respectively with the utility model, then carries out the bacteria detection test and contrast to the sample water body before and after treatment, and the specific detection results are as follows:

[0020] Through the test and comparison, it is found that the utility model can completely kill the bacteria, virus and microorganism in the water body. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is the first structure schematic view of the utility model, and the pulse strong light sterilizing lamp group is combined by the parallel arrangement of multiple straight pulse strong light sterilizing lamp tubes, the water inlet joint is arranged on the lower side of the water storage tank, the water outlet joint is arranged on the top of the water storage tank, and the lamp tube is perpendicular to the water flow direction.

[0022] Figure 2 It is the first structure schematic view of the utility model, and the pulse strong light sterilizing lamp group is combined by the parallel arrangement of multiple straight pulse strong light sterilizing lamp tubes, the water inlet joint is arranged on the lower side of the water storage tank, the water outlet joint is arranged on the top of the water storage tank, and the lamp tube is perpendicular to the water flow direction. Figure 1 It is the first structure schematic view of the utility model, and the pulse strong light sterilizing lamp group is combined by the parallel arrangement of multiple straight pulse strong light sterilizing lamp tubes, the water inlet joint is arranged on the lower side of the water storage tank, the water outlet joint is arranged on the top of the water storage tank, and the lamp tube is perpendicular to the water flow direction.

[0023] Figure 3 It is the first structure schematic view of the utility model, and the pulse strong light sterilizing lamp group is combined by the parallel arrangement of multiple straight pulse strong light sterilizing lamp tubes, the water inlet joint is arranged on the lower side of the water storage tank, the water outlet joint is arranged on the top of the water storage tank, and the lamp tube is perpendicular to the water flow direction. Figure 1 It is the first structure schematic view of the utility model, and the pulse strong light sterilizing lamp group is combined by the parallel arrangement of multiple straight pulse strong light sterilizing lamp tubes, the water inlet joint is arranged on the lower side of the water storage tank, the water outlet joint is arranged on the top of the water storage tank, and the lamp tube is perpendicular to the water flow direction.

[0024] Figure 4 It is the first structure schematic view of the utility model, and the pulse strong light sterilizing lamp group is combined by the parallel arrangement of multiple straight pulse strong light sterilizing lamp tubes, the water inlet joint is arranged on the lower side of the water storage tank, the water outlet joint is arranged on the top of the water storage tank, and the lamp tube is perpendicular to the water flow direction. Figure 1 It is the first structure schematic view of the utility model, and the pulse strong light sterilizing lamp group is combined by the parallel arrangement of multiple straight pulse strong light sterilizing lamp tubes, the water inlet joint is arranged on the lower side of the water storage tank, the water outlet joint is arranged on the top of the water storage tank, and the lamp tube is perpendicular to the water flow direction.

[0025] Figure 5 It is the second structure schematic view of the utility model, and the pulse strong light sterilizing lamp group is combined by the parallel arrangement of multiple straight pulse strong light sterilizing lamp tubes, the water inlet joint is arranged on the lower side of the water storage tank, the water outlet joint is arranged on the top of the water storage tank, and the lamp tube is perpendicular to the water flow direction.

[0026] Figure 6 It is the second structure schematic view of the utility model, and the pulse strong light sterilizing lamp group is combined by the parallel arrangement of multiple straight pulse strong light sterilizing lamp tubes, the water inlet joint is arranged on the lower side of the water storage tank, the water outlet joint is arranged on the top of the water storage tank, and the lamp tube is perpendicular to the water flow direction.Figure 5 The right view shows two rows of U-shaped pulsed high-intensity light germicidal lamps installed inside the water tank.

[0027] Figure 7 This is a schematic diagram of the third structure of the present invention. The pulsed light germicidal lamp assembly is a combination structure consisting of multiple linear pulsed light germicidal lamp tubes arranged in parallel. The water inlet is located on the lower side of the water storage tank, and the water outlet is located on the top of the water storage tank. The lamp tubes are parallel to the water flow direction.

[0028] Figure 8 for Figure 7 Sectional view at position AA.

[0029] In the diagram: 1-Water inlet connector; 2-Water storage tank; 21-Outer cylinder; 22-Inner cylinder; 23-Bottom overflow notch; 3-Water outlet connector; 4-Pulse high-intensity light germicidal lamp assembly; 41-Straight lamp tube; 42-Lamp electrode; 43-End seal; 44-U-shaped lamp tube; 5-Porous homogenization plate. Detailed Implementation

[0030] The specific embodiments of this utility model are described below with reference to the accompanying drawings:

[0031] Example 1: Pulsed high-intensity light disinfection and sterilization device for secondary water supply and community direct drinking water systems, such as... Figures 1-2 As shown, it includes a water inlet connector 1, a water storage tank 2, a water outlet connector 3, and a pulsed light germicidal lamp assembly 4. The water inlet connector 1 and the water outlet connector 3 are spaced apart in the water storage tank 2, and both the water inlet connector 1 and the water outlet connector 3 communicate with the inner cavity of the water storage tank 2. The pulsed light germicidal lamp assembly 4 is provided with a water inlet connector 1 and a water outlet connector 3. All of the pulsed light germicidal lamp assemblies 4 are installed in the inner cavity of the water storage tank 2 by means of water sealing and insulation.

[0032] In this example, the pulsed light germicidal lamp group 4 consists of 15 linear pulsed light germicidal lamp tubes arranged in a row. All the pulsed light germicidal lamp tubes are arranged in parallel and spaced apart in the inner cavity of the water storage tank 2. All the pulsed light germicidal lamp tubes are arranged horizontally. The two ends of the linear pulsed light germicidal lamp tubes are water-sealed and installed on the side wall of the water storage tank 2. The pulsed light germicidal lamp tube inlet connector 1 is located on the bottom side of the water storage tank 2, and the outlet connector 3 is located on the top surface of the water storage tank 2. The linear pulsed light germicidal lamp tubes are perpendicular to the upward water flow direction.

[0033] To further enhance the thoroughness of sterilization, a water flow equalization structure is provided between the water inlet connector 1 and the pulsed light germicidal lamp assembly 4. In this example, a porous equalization plate 5 is provided between the bottom of the inner cavity of the water storage tank 2 and the water inlet connector 1. The porous equalization plate 5 is made of a copper-based catalyst alloy with anti-scaling function, and its components are eight metallic elements: Cu, Ni, Zn, Sn, Pb, Fe, Sb, and Mn. The weight percentages of each component are: Cu 40%-70%; Ni 5%-20%; Zn 10%-35%; Sn 5%-30%; Pb 0.5%-20%; Fe 0.1%-8%; Sb 0.01%-2%; Mn 0.05%-5%. The components are synthesized at high temperature into a flow equalization structure that flows along the S-axis. 100 The columnar crystal alloy with axially oriented growth can both uniformly break up water flow, preventing excessive aggregation of antibacterial bacteria that could affect the thoroughness of sterilization, and effectively inhibit and dissolve scale formation. This ensures the stability and scale-resistant performance of secondary water supply systems and direct drinking water supply systems, improves the service life of this invention, and reduces usage and maintenance costs. The scale-resistant function of this copper-based catalyst alloy material is described in detail in the authorized utility model patent CN200810024432.0. The smaller the pore size and the higher the density on the porous homogenization plate, the better the homogenization effect.

[0034] Example 2: The difference from Example 1 is that two rows of pulsed high-intensity light germicidal lamps 4 are installed in the inner cavity of the water tank 2, such as... Figure 3 As shown.

[0035] Example 3: The difference from Example 1 is that two rows of pulsed high-intensity light germicidal lamp groups 4 are provided in the inner cavity of the water storage tank 2. The lamp tubes in the pulsed high-intensity light germicidal lamp groups 4 are U-shaped lamp tubes 44. This is the second structural form of this utility model. Figures 5-6 As shown.

[0036] Example 4: This is the third structural form of this utility model. Unlike the vertical structures of Examples 1-3, this is a horizontal structure. This pulsed light disinfection and sterilization device for secondary water supply and community direct drinking water systems, such as... Figures 7-8 As shown, it includes a water inlet connector 1, a water storage tank 2, a water outlet connector 3, and a pulsed high-intensity light germicidal lamp assembly 4. The water inlet connector 1 and the water outlet connector 3 are spaced apart on the water storage tank 2, and both the water inlet connector 1 and the water outlet connector 3 communicate with the inner cavity of the water storage tank 2. The pulsed high-intensity light germicidal lamp assembly 4 is located between the water inlet connector 1 and the water outlet connector 3. All the pulsed high-intensity light germicidal lamp assemblies 4 are installed in the inner cavity of the water storage tank 2 by means of water sealing and insulation.

[0037] In the example, the water storage tank 2 is cylindrical structure, the pulse strong light sterilization lamp group 4 is composed of 16 straight pulse strong light sterilization lamp tubes which are evenly distributed in a row on the same circumference, all the pulse strong light sterilization lamp tubes are arranged in parallel and spaced apart in the inner cavity of the water storage tank 2, all the pulse strong light sterilization lamp tubes are arranged horizontally and parallel to the axis of the cylindrical water storage tank 2, the two ends of the straight pulse strong light sterilization lamp tube are water-tightly mounted on the left and right side walls of the water storage tank 2, the water inlet connector 1 and the water outlet connector 3 are arranged on the left and right side walls of the water storage tank 2 respectively.

[0038] Example 6: The difference from example 5 is the structure of the water storage tank 2, the water storage tank 2 includes an outer cylinder 21, an inner cylinder 22 and a lower overflow gap 23, the outer cylinder 21 and the inner cylinder 22 are coaxially distributed, the lower overflow gap 23 is arranged on the side wall below the outer circle of the inner cylinder 22, the straight pulse strong light sterilization lamp tubes are circumferentially distributed between the outer cylinder 21 and the inner cylinder 22, the water inlet connector 1 communicates with the inner cavity of the inner cylinder 22, and the water overflows from the lower overflow gap 23 from bottom to top into the sterilization cavity enclosed by the outer cylinder 21 and the inner cylinder 22, and the water after sterilization and disinfection is discharged from the water outlet connector 3.

[0039] In example 6, the water outlet connector 3 can be arranged on the outer circular side wall of the outer cylinder 21, and the distance from the water inlet connector 1 should be greater than 50% of the axial length of the outer cylinder 21, or it can also be arranged on the right side wall of the outer cylinder 21.

[0040] The lower overflow gap 23 starts from the end close to the water inlet connector 1, and the axial length of the gap can be arbitrarily set, and the cross-sectional area of the gap is greater than or equal to the water inlet cross-sectional area of the water inlet connector 1.

[0041] Example 7: The water storage tank 2 includes an outer cylinder 21 and an inner cylinder 22, the outer cylinder 21 and the inner cylinder 22 are coaxially distributed, the straight pulse strong light sterilization lamp tubes are circumferentially distributed between the outer cylinder 21 and the inner cylinder 22, the water inlet connector 1 and the water outlet connector 3 both communicate with the annular inner cavity enclosed by the outer cylinder 21 and the inner cylinder 22, the water inlet connector 1 and the water outlet connector 3 are arranged on the two sides of the annular inner cavity respectively, and the water to be treated is input from the water inlet connector and discharged from the water outlet connector 3 after sterilization and disinfection.

[0042] Example 8: Remove the inner cylinder 22 in example 6, the water body can also be sterilized and disinfected, but the sterilization and disinfection effect is slightly worse.

[0043] In the above examples, the lamp tubes in the pulse strong light sterilization lamp group 4 are spiral lamp tubes or annular lamp tubes.

[0044] In the above examples, the water inlet connector 1 and the water outlet connector 3 can also be changed, as long as they are located at different positions of the water storage tank 2, so that the pulse strong light sterilization lamp group 4 is arranged between the water inlet connector 1 and the water outlet connector 3, and the pulse strong light sterilization lamp group 4 can ensure full-width light sterilization of the water flowing through the water body in the water storage tank 2.

[0045] The distribution spacing between the linear lamp tubes 41 in the pulse strong light sterilization lamp group 4 is 3-1000mm.

[0046] An impurity filter or a water purifier is arranged at the water inlet end of the water inlet connector 1.

[0047] The spectrum wavelength of the light emitted by the pulse strong light sterilization lamp group 4 is 200-1100nm.

[0048] In the above examples, if the impurity filter or the water purifier is arranged at the water inlet end of the water inlet connector 1, the water quality is better.

[0049] The use method of the utility model:

[0050] The utility model is installed at the water outlet end of the water storage pool in the secondary water supply system, the water inlet connector of the utility model is sealed and connected with the outlet end of the booster pump in the secondary water supply system, the water outlet connector of the utility model is sealed with the water inlet end of the secondary water supply, and the pulse strong light sterilization lamp group 4 is connected with the power supply.

[0051] When the secondary water supply is needed, the pulse strong light sterilization lamp group 4 is started and then the booster water pump is started, the water in the water storage pool is sucked out by the booster water pump and then is sent into the water storage tank from the water inlet connector of the utility model, because the pulse strong light sterilization lamp group 4 is additionally arranged in the secondary water supply pipeline, the water flowing through the water supply pipeline is irradiated by the full-spectrum light with the wavelength of 200-1100nm emitted by the pulse strong light sterilization lamp group 4, which can effectively destroy the DNA and RNA structures of the bacteria, viruses and other microorganisms in the water, so that the bacteria, viruses and other microorganisms lose the ability of reproduction and survival, because the pulse strong light has high energy density and broad-spectrum sterilization characteristics, it can quickly kill various bacteria, viruses and algae and other microorganisms in the water, and the sterilization rate can reach more than 99.9%. The utility model can effectively solve the complete sterilization and killing problems of the bacteria, viruses, harmful microorganisms and the like in the secondary water supply and the direct drinking water system in the community, and has wide market application prospect.

[0052] The utility model discloses simple structure, application scene is extensive, can directly install in secondary water supply system, also can be used in community tap water direct drinking system. Still can to it carry out miniaturization design, be applicable to the water system of enterprise enterprise unit, hotel, hotel etc. place disinfects, is also applicable to the place such as aquaculture, animal breeding. The utility model implementation is simple and convenient, need not to carry out large -scale reconstruction to secondary water supply pipeline, user uses habit need not to change, simple and convenient operation, the stable and thorough effect of sterilization, adopts pulse strong light sterilization and disinfection technology, and sterilization is fast and thorough, compared with traditional large -scale high -temperature sterilization equipment, energy consumption reduces greatly, reduces user use cost.

[0053] The utility model discloses many implementation modes, here not one by one list, only all the schemes that pulse strong light sterilization lamp group 4 is set up to the water body that passes through and carries out disinfection and sterilization in water supply pipeline belong to the protection scope of the utility model.

Claims

1. A pulsed high-intensity light disinfection and sterilization device for secondary water supply and direct drinking water systems in residential communities, characterized by: The pulse strong light sterilization lamp group (4) is arranged between the water inlet joint (1) and the water outlet joint (3) and emits sterilization and disinfection spectrum wavelength of 200-1100nm.

2. The pulse strong light disinfection and sterilization device for tap water secondary water supply and direct drinking water system of claim 1, characterized in that: The pulse strong light sterilization lamp group (4) is arranged horizontally in the inner cavity of the water storage tank body (2).

3. The pulse strong light disinfection and sterilization device for tap water secondary water supply and direct drinking water system of claim 1, characterized in that: The pulse strong light sterilization lamp group (4) is arranged vertically in the inner cavity of the water storage tank body (2).

4. The pulse strong light disinfection and sterilization device for tap water secondary water supply and direct drinking water system of claim 1, characterized in that: The lamp tube in the pulse strong light sterilization lamp group (4) is a straight line lamp tube (41).

5. The pulse strong light disinfection and sterilization device for tap water secondary water supply and direct drinking water system of claim 1, characterized in that: The lamp tube in the pulse strong light sterilization lamp group (4) is a U-shaped lamp tube, a ring-shaped lamp tube or a spiral-shaped lamp tube.

6. The pulse strong light disinfection and sterilization device for tap water secondary water supply and direct drinking water system of claim 1, characterized in that: The water inlet joint (1) is arranged on the bottom side of the water storage tank body (2), and the water outlet joint (3) is arranged on the top surface of the water storage tank body (2) or the water inlet joint (1) and the water outlet joint (3) are arranged at two ends of the water storage tank body (2) respectively.

7. The pulse strong light disinfection and sterilization device for tap water secondary water supply and direct drinking water system of claim 1, characterized in that: The distribution spacing between the straight line lamp tubes in the pulse strong light sterilization lamp group (4) is 3-1000mm.

8. The pulse strong light disinfection and sterilization device for tap water secondary water supply and direct drinking water system of claim 1, characterized in that in A multi-hole homogenizing plate (5) is arranged between the bottom of the inner cavity of the water storage tank body (2) and the water inlet joint (1).

9. The pulse strong light disinfection and sterilization device for tap water secondary water supply and direct drinking water system of claim 1, characterized in that: The pulse strong light sterilization lamp group (4) comprises a straight line lamp tube (41), a lamp electrode (42) and an end sealing (43), the two ends of the straight line lamp tube (41) are respectively provided with the lamp electrode (42) and the end sealing (43), the end sealing (43) is water-tightly connected to the lamp electrode (42), so that the pulse strong light sterilization lamp group (4) has a waterproof function, and the pulse strong light sterilization lamp group (4) is fixedly installed on the water storage tank body (2).

10. The pulse strong light disinfection and sterilization device for tap water secondary water supply and direct drinking water system of claim 1, characterized in that: The pulse strong light sterilization lamp group (4) comprises a U-shaped lamp tube (44), a lamp electrode (42) and an end sealing (43), the two ends of the U-shaped lamp tube (44) are respectively provided with the lamp electrode (42) and the end sealing (43), the end sealing (43) is water-tightly connected to the lamp electrode (42), so that the pulse strong light sterilization lamp group (4) has a waterproof function, and the pulse strong light sterilization lamp group (4) is fixedly installed on the water storage tank body (2).

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