Purified water system

Abstract

The utility model discloses a purified water system, which relates to the technical field of purified water, and comprises a raw water tank, a mechanical filter, an activated carbon filter, a reverse osmosis device and a purified water storage tank which are connected in sequence, and a circulating pipeline connected with the raw water tank is also connected in parallel between the reverse osmosis device and the purified water storage tank; a drain pipe is connected to the purified water storage tank, a conveying pipeline is connected to the drain pipe in parallel, a heater is mounted on the conveying pipeline, a first disinfection pipeline is connected between an outlet of the heater and the top of the purified water storage tank, and a second disinfection pipeline is further connected between the outlet of the heater and an outlet of the reverse osmosis device. According to the utility model, the water conveying pipeline for conveying purified water into the purified water storage tank can be disinfected, so that bacteria and microorganisms are prevented from growing in the water conveying pipeline, and the quality of the purified water entering the purified water storage tank is ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of purified water, and particularly relates to a purified water system. BACKGROUND

[0002] The purified water system is used for producing water with extremely high purity, which can almost completely remove the conductive medium in water, and also remove the undissociated gas, colloid and organic matter to a very low degree of water. The purified water production system and the complete purified water equipment are production systems for meeting the production demand of purified water in various industries, and are widely used in food, medicine and chemical industry.

[0003] The existing purified water system directly sends the filtered and permeated qualified purified water into the purified water storage tank for storage. However, in the existing purified water system, the water supply pipeline is single-flow, and cannot realize pasteurization (80-85℃, 1h cycle). After long-term use, the water supply pipeline may have the risk of exceeding the standard of microorganisms and long bacteria, which does not meet the requirements of pharmaceutical water in Chinese Pharmacopoeia.

[0004] Therefore, there is an urgent need for a purified water system capable of disinfecting the purified water pipeline. UTILITY MODEL CONTENT

[0005] The utility model aims to provide a kind of purified water system, can disinfect the water supply pipeline of purified water into purified water storage tank, avoid the growth of bacteria and microorganism in the water supply pipeline, so that the quality of purified water entering the purified water storage tank is guaranteed.

[0006] To achieve the purpose of the utility model, the technical scheme adopted is as follows: a purified water system includes a raw water tank, a mechanical filter, an activated carbon filter, a reverse osmosis device and a purified water storage tank connected in sequence, and a circulating pipeline connected with the raw water tank is further connected in parallel between the reverse osmosis device and the purified water storage tank; a drain pipe is connected to the purified water storage tank, a delivery pipeline is connected in parallel to the drain pipe, a heater is installed on the delivery pipeline, a disinfection pipeline one is connected between the outlet of the heater and the top of the purified water storage tank, and a disinfection pipeline two is further connected between the outlet of the heater and the outlet of the reverse osmosis device.

[0007] Further, a spray head is installed on the top of the purified water storage tank, and the outlet end of the disinfection pipeline one is communicated with the spray head.

[0008] Further, a booster pump is further installed on the inlet end of the delivery pipeline.

[0009] Further, a breather is further installed on the top of the purified water storage tank.

[0010] Further, a switch valve is installed on the outlet of the reverse osmosis device, the inlet end of the circulating pipeline, both ends of the delivery pipeline, both ends of the disinfection pipeline one and both ends of the disinfection pipeline two.

[0011] Further, a pressure gauge is installed on the conveying pipeline.

[0012] The utility model discloses beneficial effect is:

[0013] The utility model discloses a conveying pipeline is set up, installs the heater on the conveying pipeline, and cooperates and sets up disinfection pipeline no. 1 and disinfection pipeline no. 2, not only can regularly carry out pasteurization to purified water storage tank, can also disinfect the water supply pipeline of connecting reverse osmosis device and purified water storage tank, thereby effectively prevent the water supply pipeline of connecting reverse osmosis device and purified water storage tank and the growth of bacteria and microorganism in purified water storage tank, thereby reach the requirement of purified water use, make purified water can be safely used. BRIEF DESCRIPTION OF DRAWINGS

[0014] The accompanying drawings illustrate exemplary embodiments of the present utility model and, together with the general description given above, serve to explain the principles of the present utility model, wherein these drawings are included to provide further understanding of the present utility model, and the drawings are included in the present specification and constitute a part of the present specification.

[0015] Figure 1 It is the system diagram of purified water system that the utility model provides.

[0016] Mark and corresponding part name in the drawing:

[0017] 1, raw water tank, 2, mechanical filter, 3, activated carbon filter, 4, reverse osmosis device, 5, water supply pipeline, 6, purified water storage tank, 7, circulating pipeline, 8, drain pipe, 9, conveying pipeline, 10, booster pump, 11, heater, 12, disinfection pipeline no. 1, 13, disinfection pipeline no. 2. DETAILED DESCRIPTION

[0018] The utility model will be further explained in detail below in combination with the drawings and embodiment. It can be understood that the specific embodiment described here is only used to explain relevant content, and is not limited to the utility model. In addition, it needs to be explained that only the part related to the utility model is shown in the drawing for the convenience of description.

[0019] It needs to be explained that the embodiment in the utility model and the feature in the embodiment can be combined mutually without conflict. The utility model will be explained in detail below in combination with the drawings and embodiment.

[0020] As Figure 1The utility model provides a kind of purified water system, including raw water tank 1, mechanical filter 2, activated carbon filter 3, reverse osmosis device 4 connected by pipeline sequentially, wherein, raw water tank 1 stores untreated raw water, mechanical filter 2 carries out preliminary filtration to raw water, activated carbon filter 3 carries out secondary filtration to raw water, and reverse osmosis device 4 carries out reverse osmosis treatment to the water of secondary filtration;The outlet of reverse osmosis device 4 is connected with purified water storage tank 6 by water delivery pipeline 5, and purified water storage tank 6 stores purified water after reverse osmosis treatment.

[0021] Water delivery pipeline 5 for connecting reverse osmosis device 4 and purified water storage tank 6 is also connected with circulation pipeline 7 in parallel, and the outlet end of circulation pipeline 7 is connected with raw water tank 1, so that when there is no storage space for purified water in purified water storage tank 6, the purified water treated by reverse osmosis device 4 can be sent into raw water tank 1 through circulation pipeline 7 for circulation, thereby ensuring the normal operation of the purified water system.

[0022] The bottom of the purified water storage tank 6 is also provided with a drain pipe 8, which can transport purified water in the purified water storage tank 6 to a water-using device. The drain pipe 8 is also connected with a delivery pipeline 9 in parallel. The delivery pipeline 9 is provided with a heater 11. The heater 11 can heat the purified water delivered through the delivery pipeline 9 to the required temperature for pasteurization. A sterilization pipeline I 12 is connected between the outlet of the heater 11 and the top of the purified water storage tank 6, so that when sterilization is needed, the high-temperature water heated by the heater 11 can be sent into the purified water storage tank 6 through the sterilization pipeline I 12 to sterilize it. The outlet of the heater 11 and the outlet of the reverse osmosis device 4 are also connected with a sterilization pipeline II 13, so that the high-temperature water heated by the heater 11 can be sent into the outlet of the reverse osmosis device 4 through the sterilization pipeline II 13 and enter the purified water storage tank 6 along the water delivery pipeline 5, thereby sterilizing the water delivery pipeline 5 connecting the reverse osmosis device 4 and the purified water storage tank 6, preventing bacteria and microorganisms from growing in the water delivery pipeline 5 connecting the reverse osmosis device 4 and the purified water storage tank 6, ensuring the quality of the purified water in the purified water storage tank 6, and preventing the purified water entering the purified water storage tank 6 from being substandard due to the growth of bacteria in the water delivery pipeline 5 connecting the reverse osmosis device 4 and the purified water storage tank 6.

[0023] In the utility model, in order to make the sterilization in the purified water storage tank 6 more thorough, a spray head is also installed on the inner top of the purified water storage tank 6. The outlet end of the sterilization pipeline I 12 is communicated with the spray head, so that when sterilization is needed in the purified water storage tank 6, the high-temperature water delivered through the sterilization pipeline I 12 can be uniformly sprayed on the inner wall of the purified water storage tank 6 through the spray head, thereby ensuring that the inner wall of the purified water storage tank 6 can be in contact with the high-temperature water to achieve sterilization, and the sterilization effect of the purified water storage tank 6 is guaranteed.

[0024] In the utility model, in order to guarantee the purified water in the purified water storage tank 6 to be transported to the heater 11 to heat, the booster pump 10 is also installed on the conveying pipeline 9, and the purified water is guaranteed to be transported through the pressure boosting of the booster pump 10.

[0025] In order to facilitate the discharge of the purified water in the purified water storage tank 6, the breather is also installed on the top of the purified water storage tank 6, which not only enables the purified water storage tank 6 to normally drain water, but also effectively prevents the dust in the outside from entering the purified water storage tank 6 to cause pollution.

[0026] In the utility model, in order to facilitate the control of the flow direction of the purified water, the switch valve is installed on the outlet of the reverse osmosis device 4, the outlet of the water conveying pipeline 5, the inlet end of the circulating pipeline 7, the inlet end of the conveying pipeline 9, the outlet end of the conveying pipeline 9, the outlet end of the heater 11, the inlet end of the disinfection pipeline one 12, the inlet end of the disinfection pipeline two 13 and the outlet end of the disinfection pipeline two 13, and these switch valves can be one of the stop valve, the gate valve and the ball valve, and the specific selection of the switch valve can be determined according to the actual situation.

[0027] In order to monitor the water pressure of the conveying pipeline 9 in real time, the pressure gauge is also installed on the conveying pipeline 9.

[0028] In order to store more purified water as far as possible, the purified water storage tank 6 in the utility model can be multiple, the multiple purified water storage tanks 6 can be connected with the outlet of the reverse osmosis device 4 through the water conveying pipeline 5, the drainage pipes 8 on the multiple purified water storage tanks 6 are communicated through the pipelines, and the inlet end of the circulating pipeline 7 is connected with one of the water conveying pipelines 5, and simultaneously, only the conveying pipeline 9 needs to be connected with the drainage pipe 8 of one of the purified water storage tanks 6, the disinfection pipeline one 12 on the multiple purified water storage tanks 6 is connected with the outlet of the heater 11 installed on the conveying pipeline 9, the purified water treated by the reverse osmosis device 4 can be stored through the multiple purified water storage tanks 6, and the high-temperature water heated by the heater 11 can simultaneously disinfect the multiple purified water storage tanks 6, so that the whole purified water system is simpler.

[0029] In the utility model, the untreated raw water in the raw water tank 1 is first sent into the mechanical filter 2 through the pipeline to be primarily filtered, and the water after primary filtration is sent into the activated carbon filter 3 to be secondarily filtered, the water after secondary filtration is sent into the reverse osmosis device 4 to be treated by reverse osmosis, and the purified water obtained by treating the reverse osmosis device 4 is sent into the purified water storage tank 6 through the water conveying pipeline 5 to be stored, that is, the production of the purified water is completed.

[0030] When the purified water storage tank 6 needs to be disinfected, the switch valves at the outlet of the water supply pipeline 5, the inlet end of the disinfection pipeline two 13 and the drain pipe 8 are closed, the purified water in the purified water storage tank 6 is pumped to the water heater by the booster pump 10 on the conveying pipeline 9, the high-temperature water after being heated by the water heater is sent to the spray head through the disinfection pipeline one 12, and is sprayed into the purified water storage tank 6 through the spray head, so that the interior of the purified water storage tank 6 is disinfected.

[0031] When the water supply pipeline 5 connected between the reverse osmosis device 4 and the purified water storage tank 6 needs to be disinfected, the switch valves at the inlet end of the circulating pipeline 7 and the inlet end of the disinfection pipeline one 12 are closed, the purified water in the purified water storage tank 6 is pumped to the water heater by the booster pump 10 on the conveying pipeline 9, the high-temperature water after being heated by the water heater is sent to the water supply pipeline 5 through the disinfection pipeline two 13, and is finally sent out from the drain pipe 8 of the purified water storage tank 6 after entering the purified water storage tank 6 through the water supply pipeline 5, so that the water supply pipeline 5 is disinfected.

[0032] In the description of the present specification, the description of the terms "one embodiment / way", "some embodiments / ways", "example", "specific example" or "some examples" means that the specific features, structures, materials or characteristics described in connection with the embodiment / way or example are included in at least one embodiment / way or example of the present application. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment / way or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any appropriate manner in any one or more embodiments / ways or examples. In addition, different embodiments / ways or examples described in the present specification and the features of different embodiments / ways or examples can be combined and combined by those skilled in the art without contradiction.

[0033] In addition, the terms "first", "second" are only for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features. Therefore, the features defined with "first", "second" can explicitly or implicitly include at least one of the features. In the description of the present application, the meaning of "a plurality of" is at least two, for example, two, three, etc., unless otherwise specifically limited.

[0034] Those skilled in the art should understand that the above embodiments are only for clearly illustrating the present application, and do not limit the scope of the present application. Based on the above disclosure, other changes or modifications can be made by those skilled in the art, and these changes or modifications are still within the scope of the present application.

Claims

1. A purified water system characterized by, It comprises raw water tank (1), mechanical filter (2), activated carbon filter (3), reverse osmosis device (4) and purified water storage tank (6) connected in sequence, and the reverse osmosis device (4) and the purified water storage tank (6) are also connected with the circulating pipeline (7) connected with the raw water tank (1) in parallel; the purified water storage tank (6) is connected with the drain pipe (8), the drain pipe (8) is connected with the conveying pipeline (9) in parallel, the conveying pipeline (9) is provided with the heater (11), the outlet of the heater (11) is connected with the disinfection pipeline one (12) on the top of the purified water storage tank (6), and the disinfection pipeline two (13) is further connected between the outlet of the heater (11) and the outlet of the reverse osmosis device (4).

2. The purified water system of claim 1, wherein, The top of the purified water storage tank (6) is provided with a spray head, and the outlet end of the disinfection pipeline one (12) is communicated with the spray head.

3. The purified water system according to claim 1 or 2, characterized by The inlet end of the conveying pipeline (9) is further provided with a booster pump (10).

4. The purified water system of claim 3, wherein, The top of the purified water storage tank (6) is further provided with a breather.

5. The purified water system of claim 3, wherein, The outlet of the reverse osmosis device (4), the inlet end of the circulating pipeline (7), both ends of the conveying pipeline (9), both ends of the disinfection pipeline one (12) and both ends of the disinfection pipeline two (13) are provided with switch valves.

6. The purified water system of claim 3, wherein, The conveying pipeline (9) is further provided with a pressure gauge.

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