Saline water adding device in pure water production

Abstract

The utility model relates to a salt water adding device in pure water production, which comprises a salt water conveying pipeline and a first salt water tank provided with a salt adding port, and further comprises a second salt water tank, an overflow port is arranged at the upper end of the first salt water tank, and the overflow port is connected with the upper end of the second salt water tank through an overflow pipe. The first brine tank is connected with the brine conveying pipeline through a first connecting pipe, the bottom of the second brine tank is connected with the brine conveying pipeline through a first branch and a second branch which are arranged in parallel, a first water pump and a second water pump are arranged on the first branch and the second branch respectively, and the maximum power of the first water pump is smaller than that of the second water pump. Corresponding switch valves are arranged on the saline water conveying pipeline, the first connecting pipe, the first branch and the second branch. The utility model solves the technical problems in the prior art that the solid particle salt is not fully dissolved, and the solid particle salt is easily fed into the pipeline and the resin tank to cause accelerated corrosion of the pipeline and the resin tank.

Description

TECHNICAL FIELD

[0001] The utility model relates to the equipment of pure water production, especially pure water production in salt water adding device. BACKGROUND

[0002] In the pure water production process, in order to reduce the hardness of pure water, need to use resin to soften drinking water, in the prior art, the usual practice is to set up a salt water tank, salt and water are directly mixed in the salt water tank and stirred, salt is melted into water to form saturated brine, then the brine in the salt water tank is pumped into the resin tank by pump and pipeline to soften the resin.

[0003] The existing salt water adding device has the problems that: in order to mix saturated brine in the salt water tank, a large amount of solid particle salt must be added in the salt water tank, and a part of the solid particle salt that is not dissolved will be left in the bottom of the salt water tank during the dissolving process, and in the prior art, the solid particle salt will also be sent into the resin tank during the process of pumping the brine into the resin tank, and the existence of the solid particle salt will accelerate the corrosion of the pipeline and the resin tank. SUMMARY

[0004] The utility model discloses a kind of salt water adding device in pure water production, to solve the technical problem that solid particle salt is easily sent into pipeline and resin tank in prior art and causes the accelerated corrosion of pipeline and resin tank.

[0005] To solve the above technical problems, the technical scheme of a kind of salt water adding device in pure water production in the utility model is as follows:

[0006] A kind of salt water adding device in pure water production, including salt water conveying pipeline and the first salt water tank being provided with salt adding port, further including second salt water tank, the upper end of first salt water tank is provided with overflow port, overflow port and the upper end of second salt water tank are connected by overflow pipe, first salt water tank is connected with salt water conveying pipeline by first connecting pipe, the bottom of second salt water tank is connected with salt water conveying pipeline by the first branch and the second branch of parallelly arranged, first water pump and second water pump are respectively arranged on first branch, second branch, the maximum power of first water pump is less than the maximum power of second water pump, corresponding switch valve is arranged on salt water conveying pipeline, first connecting pipe, first branch and second branch.

[0007] Further, the salt water adding device further includes a water tank support seat, the first salt water tank is arranged on the water tank support seat, the bottom height of the first salt water tank is higher than the bottom height of the second salt water tank, and the height of the overflow port is higher than the top height of the second salt water tank.

[0008] Further, a second connecting pipe is connected to the upper end of the second salt water tank on the salt water conveying pipeline, and a second connecting pipe switch valve is arranged on the second connecting pipe.

[0009] Further, the second connecting pipe is located between the first branch and the second branch.

[0010] Further, flow meters are arranged on the first connecting pipe, the second connecting pipe and the brine conveying pipeline.

[0011] The beneficial effects of the present application are as follows: in the present application, solid salt particles are added into the first brine tank during use, and saturated brine is mixed in the first brine tank, the saturated brine in the upper layer does not contain solid salt particles, the saturated brine in the upper layer flows into the second brine tank through the overflow pipe, the first water pump is used to pump the saturated brine in the second brine tank into the corresponding resin tank through the brine conveying pipeline, and no solid salt is used, so that the corrosion of solid salt on the brine conveying pipeline and the resin tank can be avoided. In addition, the second water pump with small power is used as a circulating water pump, the brine in the second brine tank can be pumped into the first brine tank through the second water pump, a water circulation is realized, and the dissolution speed of salt in the first brine tank is improved by increasing the flow of water. BRIEF DESCRIPTION OF DRAWINGS

[0012] The above and other objects, features and advantages of the exemplary embodiments of the present disclosure will be more apparent from the following detailed description read in conjunction with the accompanying drawings, in which several embodiments of the present disclosure are shown by way of example, and wherein like or corresponding elements refer to like or corresponding parts throughout the several drawings, in which:

[0013] Figure 1 is a structural schematic diagram of one embodiment of the present application;

[0014] Figure 2 is Figure 1 is a cooperation schematic diagram of the first brine tank, the second brine tank and the brine conveying pipeline in the present application;

[0015] 1, water tank support seat; 2, unmelted solid salt particles; 3, first brine tank; 4, salt adding port; 5, overflow pipe; 6, overflow port; 7, second brine tank; 8, first connecting pipe; 9, brine conveying pipeline; 10, second connecting pipe; 11, first water pump; 12, second water pump; 13, first branch; 14, second branch; 15, on-off valve. DETAILED DESCRIPTION

[0016] In order to facilitate the understanding of the present application, the present application will be described in more detail below in conjunction with the drawings and specific embodiments. The preferred embodiments of the present application are shown in the drawings. However, the present application can be realized in many different forms, and is not limited to the embodiments described in the specification. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present application more thorough and comprehensive.

[0017] It should be noted that, unless otherwise defined, all technical and scientific terms used in the present application have the same meaning as commonly understood by one of ordinary skill in the art to which the present application belongs. The terms used in the present application are only for the purpose of describing specific embodiments and are not intended to limit the present application.

[0018] The embodiment of the salt water adding device in pure water production in the present application is shown in the figure. Figures 1-2 As shown in the figure, it comprises a salt water conveying pipeline 9, a second salt water tank 7 and a first salt water tank 3 provided with a salt adding port 4, and the salt water adding device further comprises a water tank support seat 1, the first salt water tank 3 is arranged on the water tank support seat 1, and the bottom height of the first salt water tank 3 is higher than the bottom height of the second salt water tank 7.

[0019] The upper end of the first salt water tank is provided with an overflow port 6, the height of the overflow port is higher than the top height of the second salt water tank 7, the overflow port 6 and the upper end of the second salt water tank are connected through an overflow pipe 5, the lower end of the first salt water tank is connected with the salt water conveying pipeline 9 through a first connecting pipe 8, and the upper end of the second salt water tank is connected with the salt water conveying pipeline 9 through a second connecting pipe 10.

[0020] The bottom of the second salt water tank is connected with the salt water conveying pipeline through a first branch 13 and a second branch 14 arranged in parallel, a first water pump 11 and a second water pump 12 are arranged on the first branch and the second branch respectively, the maximum power of the first water pump is less than that of the second water pump, and corresponding switch valves 15 are arranged on the salt water conveying pipeline, the first connecting pipe, the second connecting pipe, the first branch and the second branch. The switch valve on the second connecting pipe is called the second connecting pipe switch valve, the switch valve on the first connecting pipe is called the first connecting pipe switch valve, the switch valve on the salt water conveying pipeline is called the salt water conveying pipeline switch valve, the switch valve on the first branch is called the first branch switch valve, and the switch valve on the second branch is called the second branch switch valve.

[0021] The first salt water tank and the second salt water tank are arranged left and right, the first branch and the second branch are arranged left and right, and in the left-right direction, the second connecting pipe is located between the first branch and the second branch.

[0022] Flow meters are arranged on the first connecting pipe, the second connecting pipe and the salt water conveying pipeline.

[0023] The water outlet end of the brine conveying pipeline is used for being connected with the corresponding resin tank, the conveying stroke is relatively long, and therefore a second water pump with large power is used to complete the conveying.

[0024] In the above description of the present specification, unless otherwise explicitly specified and limited, the terms "fix", "mount", "connect" or "connect" and the like should be understood in a broad sense. For example, as to the term "connect", it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two elements or the interaction relationship between two elements. Therefore, unless otherwise explicitly limited in the present specification, those skilled in the art can understand the specific meaning of the above terms in the present application according to the specific circumstances.

[0025] According to the above description of the present specification, those skilled in the art can also understand the terms used as follows, for example, the terms indicating the orientation or position relationship such as "up", "down", "front", "back", "left", "right", "length", "width", "thickness", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", "center", "longitudinal", "transverse", "clockwise" or "counterclockwise" are based on the orientation or position relationship shown in the drawings of the present specification, which is only for the purpose of facilitating the description of the scheme of the present application and simplifying the description, and is not explicitly or implicitly indicated that the device or element involved must have the specific orientation, be constructed and operated in the specific orientation, therefore the above orientation or position relationship terms cannot be understood or interpreted as a limitation on the scheme of the present application.

[0026] In addition, the terms "first" or "second" and the like used in the present specification are terms used for the purpose of description of numbering or ordinal numbers only, and cannot be understood as explicitly or implicitly indicating relative importance or implicitly indicating the number of the indicated technical features. Thus, the features defined with "first" or "second" can explicitly or implicitly include at least one of the features. In the description of the present specification, the meaning of "a plurality of" is at least two, for example, two, three or more, and the like, unless otherwise specifically limited.

[0027] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present application, and are not limited thereto; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that the technical solutions recorded in the foregoing embodiments can still be modified, or some technical features can be replaced equivalently; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. A salt water adding device in pure water production, comprising a salt water conveying pipeline and a first salt water tank provided with a salt adding port, characterized in that: The second brine tank is further included, the upper end of the first brine tank is provided with an overflow port, the overflow port is connected with the upper end of the second brine tank through an overflow pipe, the first brine tank is connected with the brine conveying pipeline through a first connecting pipe, the bottom of the second brine tank is connected with the brine conveying pipeline through a first branch and a second branch arranged in parallel, the first branch and the second branch are respectively provided with a first water pump and a second water pump, the maximum power of the first water pump is less than the maximum power of the second water pump, and the brine conveying pipeline, the first connecting pipe, the first branch and the second branch are all provided with corresponding switch valves.

2. The brine addition device of claim 1, wherein: The brine adding device further includes a water tank support seat, the first brine tank is arranged on the water tank support seat, the bottom height of the first brine tank is higher than the bottom height of the second brine tank, and the height of the overflow port is higher than the top height of the second brine tank.

3. The brine addition device of claim 1 or 2, characterized in that: The brine conveying pipeline is connected with a second connecting pipe communicated with the upper end of the second brine tank, and the second connecting pipe is provided with a second connecting pipe switch valve.

4. The brine addition device of claim 3, wherein: The second connecting pipe is located between the first branch and the second branch.

5. The brine addition device of claim 3, wherein: Flow meters are arranged on the first connecting pipe, the second connecting pipe and the brine conveying pipeline.

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