CN219689430U

CN219689430U - Waste water ratio device

Info

Publication number: CN219689430U
Application number: CN202320412245.XU
Authority: CN
Inventors: 王行飞
Original assignee: Ningbo Fotile Kitchen Ware Co Ltd
Current assignee: Ningbo Fotile Kitchen Ware Co Ltd
Priority date: 2023-02-28
Filing date: 2023-02-28
Publication date: 2023-09-15
Anticipated expiration: 2033-02-28

Abstract

A wastewater ratio apparatus comprising: the shell is hollow, and is provided with a water inlet and a water outlet; the capillary tube is arranged in the shell, and the water outlet port of the capillary tube is in fluid communication with the water outlet port; the method is characterized in that: the shell on still be equipped with the air inlet to, still including bubble water preparation structure, locate the inside of shell, and have mixing channel, mixing channel's input with the water inlet of shell, air inlet homogeneous phase fluid communication, mixing channel's output and capillary inlet port fluid communication, make waste water be difficult to the jam that takes place than the device.

Description

Waste water ratio device

Technical Field

The utility model relates to a water purifying equipment accessory, in particular to a waste water ratio device.

Background

The waste water ratio device is an important component in water purification equipment. The device is arranged at the outlet of the waste pipe and plays a role in throttling. The waste water ratio device has the throttling function of capillary tubes, and the purpose of controlling the flow of the waste water is achieved by selecting capillary tubes with different lengths and/or capillary tubes with different apertures.

Because waste water is very little than capillary needle tube aperture in the device, and waste water's TDS and hardness are very high, so present waste water is than device in the use easily takes place the jam phenomenon, leads to waste water proportion to reduce and unable recovery after the jam, and when the waste water of purified water product is than blockking up, can lead to the enrichment of thick water before the membrane, greatly reduced filter effect, simultaneously greatly reduced filter core life-span (once waste water is than blockking up, RO reverse osmosis membrane also can block immediately and scrap).

Disclosure of Invention

The utility model aims to solve the technical problem of providing a waste water ratio device which is not easy to be blocked.

The technical scheme adopted for solving the technical problems is as follows: a wastewater ratio apparatus comprising:

the shell is hollow, and is provided with a water inlet and a water outlet;

the capillary tube is arranged in the shell, and the water outlet port of the capillary tube is in fluid communication with the water outlet port;

the method is characterized in that: the shell is also provided with an air inlet and also comprises

The bubble water preparation structure is arranged in the shell and is provided with a mixing channel, the input end of the mixing channel is in fluid communication with the water inlet and the air inlet of the shell, and the output end of the mixing channel is in fluid communication with the water inlet of the capillary tube.

Through setting up water inlet, air inlet, delivery port on the casing, set up capillary and bubble water preparation facilities that has mixed passageway in the casing inside, and with the input and water inlet, air inlet homogeneous phase fluid communication of mixed passageway, the output and the inlet port phase fluid communication of capillary of mixed passageway, the delivery port phase fluid communication of capillary, thereby make the water that gets into from the water inlet and the gas that gets into from the air inlet mix in mixed passageway inside, in order to produce bubble water, this bubble water gets into in the capillary in order to wash the capillary internal surface, bubble in the bubble water breaks after contacting with the capillary internal surface, can play impact and scrub the effect to the capillary internal surface, thereby can avoid the inside accumulation dirt and the dirt of capillary, and then make waste water be difficult for taking place the jam than the device.

In order to promote the gas to enter the mixing channel, the mixing channel is provided with a diffusion section, and the cross-sectional area surrounded by the inner wall of the diffusion section gradually increases along the fluid path; the bubble water preparation structure also comprises an air inlet cavity and a water inlet channel which are arranged in the shell, wherein the air inlet cavity is communicated with the air inlet and the input end of the mixing channel, the water inlet end of the water inlet channel is in fluid communication with the water inlet, the water outlet end of the water inlet channel is provided with a contraction section, the contraction section is communicated with the input end of the mixing channel, the cross section area surrounded by the inner wall of the contraction section is gradually reduced along the water flow path, at least a local contraction section is positioned in the air inlet cavity, so that water in the water inlet channel is depressurized and accelerated through the contraction section based on the principle of a venturi tube, and then negative pressure is formed around the contraction section (namely in the air inlet cavity), so that gas enters the mixing channel under the adsorption effect of the negative pressure, the preparation of bubble water can be realized only through the design of the flow channel, an extra bubble water preparation device is not required to be arranged in the shell, the structure of the wastewater ratio device is simpler, and the miniaturization design of the wastewater ratio device is facilitated.

Because the pressure of filter core department is great in the water purification unit, when the water pressure that gets into in the mixing channel is great, can influence the air inlet of mixing channel, consequently, in order to be convenient for reduce the water pressure that gets into in the mixing channel, the cross sectional area that the inner wall of water inlet channel encloses is less than the bore of water inlet, is greater than the internal diameter of capillary.

Further designed, on the water flow path, the mixing channel is also provided with a first diameter section communicated with the small diameter end of the diffusion section and a second diameter section communicated with the large diameter end of the diffusion section, and the cross section area surrounded by the inner wall of the second diameter section is larger than the cross section area surrounded by the inner wall of the first diameter section.

In order to facilitate the gas in the gas inlet cavity to enter the mixing channel, a chamfer structure is arranged at the communication part of the gas inlet cavity and the mixing channel.

In order to reduce the water pressure entering the mixing channel, the water inlet of the shell is connected with a pressure reducing valve.

In order to promote the air inlet of the air inlet cavity, the air inlet is connected with an air pump.

Compared with the prior art, the utility model has the advantages that: through setting up water inlet, air inlet, delivery port on the casing, set up capillary and bubble water preparation facilities that has mixed passageway in the casing inside, and with the input and water inlet, air inlet homogeneous phase fluid communication of mixed passageway, the output and the inlet port phase fluid communication of capillary of mixed passageway, the delivery port phase fluid communication of capillary, thereby make the water that gets into from the water inlet and the gas that gets into from the air inlet mix in mixed passageway inside, in order to produce bubble water, this bubble water gets into the capillary inside in order to wash the capillary internal surface, bubble in the bubble water breaks after contacting with the capillary internal surface, can play impact and scrubbing effect to the capillary internal surface, thereby can avoid the capillary inside accumulation dirt and dirt, and then make waste water be difficult for taking place the jam than the device.

Drawings

FIG. 1 is a perspective view of the structure of embodiment 1 of the present utility model;

fig. 2 is a cross-sectional view of embodiment 1 of the present utility model.

Detailed Description

The utility model is described in further detail below with reference to the embodiments of the drawings.

Example 1

As shown in fig. 1 and 2, is a first preferred embodiment of the present utility model.

As shown in fig. 2, the wastewater ratio device in this embodiment includes main components such as a housing 1, a capillary tube 2, and a water inlet tube 3. The capillary tube 2 referred to in this embodiment is not limited to "tubules having an inner diameter equal to or smaller than 1 mm", as long as tubules having a function of adjusting the ratio of wastewater in the art are satisfied, such as the capillary tube disclosed in chinese patent application for utility model of anti-clogging ratio of wastewater of application No. CN201910951804.2 (CN 110803739 a).

As shown in fig. 1 and 2, the interior of the housing 1 is hollow, and the housing 1 is provided with a water inlet 11, a gas inlet 13 and a water outlet 16. An air pump (not shown in the drawings) is connected to the air inlet 13. The interior of the housing 1 is provided with a capillary tube 2, the outlet port 22 of the capillary tube 2 being in fluid communication with the outlet 16.

As shown in fig. 2, the inside of the housing 1 is provided with a bubble water preparing structure that enters the air chamber 12, the water inlet passage 31, and the mixing passage 14. The air inlet chamber 12 is communicated with the air inlet 13 and the input end of the mixing channel 14, so that the air inlet 13 can be communicated with the input end of the mixing channel 14 through the air inlet chamber 12. The water inlet pipe 3 is accommodated in the casing 1, and the water inlet channel 31 is disposed in the water inlet pipe 3. The water inlet end of the water inlet channel 31 is in fluid communication with the water inlet 11, the water outlet end has a constriction 311 in the air inlet chamber 12, the constriction 311 is in communication with the input end of the mixing channel 14, and the cross-sectional area enclosed by the inner wall thereof is gradually reduced along the water flow path. The mixing channel 14 is sequentially provided with a first diameter section 141, a diffusion section 142 and a second diameter section 143 along the fluid path, wherein the cross-sectional area enclosed by the inner wall of the first diameter section 141 is smaller than the cross-sectional area enclosed by the inner wall of the second diameter section 143, and the cross-sectional area enclosed by the inner wall of the diffusion section 142 gradually increases along the fluid path. The water outlet end of the mixing channel 14 communicates with the water inlet port 21 of the capillary tube 2.

The waste water ratio device in this embodiment is based on the principle of venturi tube, the water in the water inlet channel 31 is depressurized and accelerated by the constriction section 311, and then negative pressure is formed around the constriction section 311 (i.e. in the air inlet cavity 12), so that gas enters the mixing channel 14 under the adsorption action of the negative pressure, and the water and the gas are mixed in the mixing channel 14, so that the waste water ratio device can realize the preparation of the bubble water only through the design of the flow channel, an additional bubble water preparation device is not required to be arranged in the shell 1, the structure of the waste water ratio device is simpler, and the miniaturization design of the waste water ratio device is facilitated. In addition, the bubble water prepared by the bubble water preparation structure enters the capillary tube 2 to clean the inner surface of the capillary tube 2, and bubbles in the bubble water are broken after contacting with the inner surface of the capillary tube 2, so that the inner surface of the capillary tube 2 can be impacted and scrubbed, dirt and dirt can be prevented from accumulating in the capillary tube 2, and further, the waste water is less prone to being blocked than the device.

As shown in fig. 2, the cross-sectional area enclosed by the inner wall of the water inlet channel 31 is smaller than the caliber of the water inlet 11 and larger than the inner diameter of the capillary tube 2, so that the water pressure entering the mixing channel 14 can be reduced, and smooth air inlet in the mixing channel 14 is facilitated.

As shown in fig. 2, the communication between the inlet chamber 12 and the mixing channel 14 is provided with a chamfer 15 to facilitate the introduction of the gas in the inlet chamber 12 into the mixing channel 14.

Example 2

This embodiment differs from embodiment 1 in that: the water inlet of the shell is connected with a pressure reducing valve.

In the description and claims of the present utility model, terms indicating directions, such as "front", "rear", "upper", "lower", "left", "right", "side", "top", "bottom", etc., are used to describe various example structural parts and elements of the present utility model, but these terms are used herein for convenience of description only and are determined based on the example orientations shown in the drawings. Because the disclosed embodiments of the utility model may be arranged in a variety of orientations, the directional terminology is used for purposes of illustration and is in no way limiting, such as "upper" and "lower" are not necessarily limited to being in a direction opposite or coincident with the direction of gravity.

The term "fluid communication" as used herein refers to a spatial positional relationship between two components or parts (hereinafter collectively referred to as a first part and a second part, respectively), that is, a fluid (gas, liquid, or a mixture of both) can flow along a flow path from the first part to the second part or/and be transported to the second part, or the first part and the second part may be directly communicated with each other, or the first part and the second part may be indirectly communicated with each other through at least one third party, and the third party may be a fluid channel such as a pipe, a channel, a conduit, a flow guiding member, a hole, a groove, or the like, or a chamber allowing the fluid to flow through, or a combination thereof.

Claims

1. A wastewater ratio apparatus comprising:

the shell (1) is hollow, and a water inlet (11) and a water outlet (16) are arranged on the shell (1);

a capillary tube (2) arranged in the shell (1), and a water outlet port (22) of the capillary tube is in fluid communication with the water outlet (16);

the method is characterized in that: the shell (1) is also provided with an air inlet (13) and also comprises

The bubble water preparation structure is arranged in the shell (1) and is provided with a mixing channel (14), the input end of the mixing channel (14) is in fluid communication with the water inlet (11) and the air inlet (13) of the shell (1), and the output end of the mixing channel (14) is in fluid communication with the water inlet port (21) of the capillary tube (2).

2. The wastewater ratio apparatus of claim 1, wherein: the mixing channel (14) is provided with a diffusion section (142), and the cross-sectional area surrounded by the inner wall of the diffusion section (142) gradually increases along the fluid path; the bubble water preparation structure also comprises an air inlet cavity (12) and a water inlet channel (31) which are arranged in the shell (1), wherein the air inlet cavity (12) is communicated with the air inlet (13) and the input end of the mixing channel (14), the water inlet end of the water inlet channel (31) is in fluid communication with the water inlet (11), the water outlet end of the water inlet channel is provided with a contraction section (311), the contraction section (311) is communicated with the input end of the mixing channel (14), the cross section area enclosed by the inner wall of the contraction section is gradually reduced along the water flow path, and at least a local contraction section (311) is positioned in the air inlet cavity (12).

3. The wastewater ratio apparatus of claim 2, wherein: the cross section area enclosed by the inner wall of the water inlet channel (31) is smaller than the caliber of the water inlet (11) and larger than the inner diameter of the capillary tube (2).

4. The wastewater ratio apparatus of claim 2, wherein: in the water flow path, the mixing channel (14) is also provided with a first diameter section (141) communicated with the small diameter end of the diffusion section (142) and a second diameter section (143) communicated with the large diameter end of the diffusion section (142), and the cross section area surrounded by the inner wall of the second diameter section (143) is larger than the cross section area surrounded by the inner wall of the first diameter section (141).

5. The wastewater ratio apparatus of claim 2, wherein: and a chamfer structure (15) is arranged at the communication part of the air inlet cavity (12) and the mixing channel (14).

6. The wastewater ratio apparatus of claim 2, wherein: the water inlet (11) of the shell (1) is connected with a pressure reducing valve.

7. The wastewater ratio apparatus according to any one of claims 1 to 6, wherein: the air inlet (13) is connected with an air pump.