CN209221659U - Water flow control component, connection structure of water purification equipment and water purification equipment - Google Patents

Abstract

The utility model discloses a water flow control assembly, a connection structure of water purification equipment and the water purification equipment; this rivers control assembly includes: a check valve; and the first connecting piece comprises a first water flow channel, the check valve is arranged in the first water flow channel in a sealing manner, and the first water flow channel is communicated in a one-way mode along the water inlet end of the first water flow channel and the direction from the check valve to the water outlet end of the first water flow channel. When using, this rivers control assembly is through installing the check valve in the inside first rivers passageway of first connecting piece to be connected with filtering piece and waterway system through first connecting piece, avoided the exposed problem of leaking that arouses outward of check valve, promoted the security performance that uses.

Description

Water flow control component, connection structure of water purification equipment and water purification equipment

technical field

The utility model relates to the technical field of water purification equipment, in particular to a water flow control component, a connection structure of the water purification equipment and the water purification equipment.

Background technique

Common water purifiers currently on the market generally include multiple filter elements. In order to prevent water leakage, the filter elements are usually installed on the integrated water circuit board. The water channels in the integrated water circuit board can make the water between the various filter elements circulate reliably.

The pure water branch in the integrated water circuit of the water purifier is generally equipped with a check valve to control the flow direction of the pure water branch. However, the connection between the check valve and the water circuit board in the traditional water purifier It is easy to seep water and pose a safety hazard.

Utility model content

Based on this, aiming at the problem that the connection between the non-return valve and the waterway plate in the traditional water purifier is easy to seep and there are potential safety hazards, a water flow control component, a connection structure of the water purification equipment and the water purification equipment are proposed; the water flow control By installing the check valve in the first water flow channel inside the first connecting piece, and connecting the filter element and the water system through the first connecting piece, the water leakage problem caused by the exposed check valve is avoided, and the use efficiency is improved. Safety performance; the connection structure of the water purification equipment includes the above-mentioned water flow control components, so the connection structure of the water purification equipment can reduce the risk of water leakage of the water purification equipment, and has the advantage of high safety; the water purification equipment includes the above-mentioned water purification equipment Connection structure, so the water purification equipment has the advantages of high safety.

The specific technical scheme is as follows:

In one aspect, the present application relates to a water flow control assembly, comprising: a check valve; and

The first connecting piece, the first connecting piece includes a first water flow channel, the check valve is sealingly arranged in the first water flow channel, and the first water flow channel is along the water inlet end of the first water flow channel , The direction from the check valve to the water outlet end of the first water flow channel is unidirectionally connected.

When the above-mentioned water flow control assembly is in use, the first connecting piece is respectively connected and communicated with the filter piece and the pure water branch in the waterway system, so that the water flow can flow along the outlet end of the filter piece, the The first water flow channel flows to the pure water branch in the water system to achieve filtration; the check valve is arranged in the first water flow channel, so that the risk of water leakage caused by the exposed check valve can be avoided , improve the safety factor of the water purification equipment; further, the conduction direction of the check valve is consistent with the flow direction of the water flow from the water inlet end of the first water flow channel to the water outlet end of the first water flow channel, so, due to The one-way conduction capability of the check valve can avoid the backflow of water, so as to control the flow direction of the pure water branch.

The technical scheme is further described below:

In one of the embodiments, the water flow control assembly further includes a first sealing member, and the first sealing member is arranged between the inner wall of the first water flow channel and the outer wall of the check valve.

In one of the embodiments, the outer wall of the check valve is provided with an installation groove, the first seal is arranged in the installation groove, the outer wall of the first seal is in contact with the groove wall of the installation groove and The inner walls of the first water flow channel abut against each other.

On the other hand, the present application also relates to a connection structure of water purification equipment, including a water flow control assembly, a waterway system and a filter element, the waterway system includes a pure water branch, and the water outlet of the first water flow channel is connected to the The water inlet end of the pure water branch is connected and communicated, and the water inlet end of the first water flow channel is connected and communicated with the water outlet end of the filter element.

When the connection structure of the above-mentioned water purification equipment is in use, the first connecting piece is respectively connected and communicated with the filter piece and the pure water branch in the waterway system, so that the water flow can flow along the outlet end of the filter piece. , the first water flow channel flows to the pure water branch in the water system to achieve filtration; the check valve is arranged in the first water flow channel, so that it can avoid the leakage caused by the exposed check valve risk of water leakage, and improve the safety factor of the water purification equipment; further, the conduction direction of the check valve is consistent with the flow direction of the water flow from the water inlet end of the first water flow channel to the water outlet end of the first water flow channel, In this way, due to the one-way conduction capability of the check valve, the backflow of water can be avoided, so as to control the flow direction of the pure water branch.

The technical scheme is further described below:

In one of the embodiments, the connection structure of the water purification equipment further includes a second seal, the water inlet end of the pure water branch is set in the first water flow channel, and the second seal is set in the Between the inner wall of the first water flow channel and the outer wall of the water inlet end of the pure water branch.

In one of the embodiments, the first water flow channel includes a first connecting section and a second connecting section, one end of the first connecting section is connected and communicated with one end of the second connecting section, and the first connecting section The other end of the segment is connected and communicated with the water outlet end of the filter element, the other end of the second connecting segment is connected and communicated with the water inlet end of the pure water branch, and the inner diameter of the first connecting segment is less than The inner diameter of the second connecting section, the check valve is arranged in the first connecting section, and the second sealing member is arranged between the inner wall of the second connecting section and the inlet of the pure water branch. Between the outer walls of the water end.

In one of the embodiments, the water inlet end of the pure water branch circuit includes a third connection section and a fourth connection section, one end of the third connection section is connected and conducted with the fourth connection section, and the The outer diameter of the third connecting section is smaller than the outer diameter of the fourth connecting section, the other end of the third connecting section passes through the second connecting section and extends into the first connecting section, the third connecting section The connecting section communicates with the water outlet end of the check valve, and the second sealing member is arranged between the inner wall of the second connecting section and the outer wall of the fourth connecting section.

In one of the embodiments, the second connecting section is provided with a first stepped surface, the fourth connecting section is provided with a second stepped surface, and the first stepped surface and the second stepped surface are arranged at intervals to form an installation structure, the second seal is set in the installation structure, and one end of the second seal is in contact with the first step surface, and the other end of the second seal is in contact with the second step surface Abut.

In one of the embodiments, the connection structure of the water purification equipment further includes a second connection piece, the second connection piece includes a second water flow channel, and the water inlet end of the second water flow channel is connected to the water outlet of the filter element. The water outlet end of the second water flow channel is connected and communicated with the water inlet end of the first water flow channel.

On the other hand, the present application also relates to a water purification device, including a connection structure of the water purification device.

When the connection structure of the above-mentioned water purification equipment is in use, the first connecting piece is respectively connected and communicated with the filter piece and the pure water branch in the waterway system, so that the water flow can flow along the outlet end of the filter piece. , the first water flow channel flows to the pure water branch in the water system to achieve filtration; the check valve is arranged in the first water flow channel, so that it can avoid the leakage caused by the exposed check valve risk of water leakage, and improve the safety factor of the water purification equipment; further, the conduction direction of the check valve is consistent with the flow direction of the water flow from the water inlet end of the first water flow channel to the water outlet end of the first water flow channel, In this way, due to the one-way conduction capability of the check valve, the backflow of water can be avoided, so as to control the flow direction of the pure water branch.

Description of drawings

Fig. 1 is a sectional view of the first connector;

Fig. 2 is the sectional view of check valve;

Fig. 3 is the schematic diagram of the assembly of the check valve and the first connector;

Fig. 4 is the structural representation of the first connector;

Fig. 5 is a schematic diagram of the assembly of the first connecting piece, the check valve and the waterway system;

Fig. 6 is a partially enlarged schematic diagram of A in Fig. 5;

Fig. 7 is an assembly exploded view of the first connecting piece, the check valve and the waterway system;

Fig. 8 is a partially enlarged schematic diagram of B in Fig. 7;

Fig. 9 is a structural schematic diagram of the connection structure of the water purification equipment;

Fig. 10 is a structural schematic view of another perspective of the connection structure of the water purification equipment;

Fig. 11 is an exploded schematic view of the connection structure of the water purification equipment.

Explanation of reference signs:

10. Connection structure of water purification equipment, 100, water flow control component, 110, check valve, 112, installation groove, 120, first connecting piece, 122, first connecting section, 124, second connecting section, 1242, second A stepped surface, 210, the first sealing element, 220, the second sealing element, 300, the waterway system, 310, the third connecting section, 320, the fourth connecting section, 3202, the second stepped surface, 400, the filter element, 500 , the second connector.

Detailed ways

In order to make the purpose, technical solutions and advantages of the utility model clearer, the utility model will be further described in detail below in conjunction with the accompanying drawings and specific implementation methods. It should be understood that the specific embodiments described here are only used to explain the utility model, and do not limit the protection scope of the utility model.

It should be noted that when an element is referred to as being “disposed on” another element, it may be directly on the other element or there may also be an intervening element. When an element is referred to as being "fixed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and similar expressions are used herein for purposes of illustration only and are not intended to represent the only embodiments.

It should be pointed out that when an element is referred to as being "fixed on" another element, the two elements may be integrated or detachably connected between the two elements.

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the technical field of this invention. The terminology used herein in the description of the utility model is only for the purpose of describing specific implementations, and is not intended to limit the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

In addition, it should be understood that in this embodiment, the terms "lower", "upper", "front", "rear", "left", "right", "inner", "outer", "top" , "bottom", "one side", "the other side", "one end", "the other end", etc. indicate the positional relationship based on the positional relationship shown in the drawings; "first", "second" and other terms are used to distinguish different structural components. These terms are only for the convenience of describing the utility model and simplifying the description, and cannot be construed as limiting the utility model.

As shown in Figures 1 to 4, a water flow control assembly 100 in one embodiment includes: a check valve 110; The sealing is arranged in the first water flow channel, and the first water flow channel is unidirectionally connected along the direction from the water inlet end of the first water flow channel, the check valve 110 to the water outlet end of the first water flow channel.

When the above-mentioned water flow control assembly 100 is in use, the first connecting piece 120 is connected and communicated with the filter piece 400 and the pure water branch in the waterway system 300 respectively, so that the water flow can flow along the water outlet end of the filter piece 400 and the first water flow channel. To the pure water branch in the water system 300, to achieve filtration; the check valve 110 is set in the first water flow channel, so that the risk of water leakage caused by the exposed check valve 110 can be avoided, and the safety factor of the water purification equipment can be improved ; Further, the conduction direction of the check valve 110 is consistent with the flow direction of the water flow from the water inlet end of the first water flow channel to the water outlet end of the first water flow channel, so, due to the one-way conduction ability of the check valve 110, water can be avoided backflow to control the water flow direction in the pure water branch.

As shown in FIG. 2 and FIG. 3 , on the basis of the above-mentioned embodiments, the water flow control assembly 100 further includes a first sealing member 210 , and the first sealing member 210 is arranged on the inner wall of the first water flow channel and the outer wall of the check valve 110 between. In this way, the first sealing member 210 is used to seal the first water flow channel and the check valve 110. In addition, the first sealing member 210 also serves to connect the check valve 110 and the inner wall of the first water flow channel. 110 is fixed in the first water flow channel. In this embodiment, the first sealing member 210 is an annular sealing ring, and the sealing is realized by squeezing the annular sealing ring, and the check valve 110 is fixed. As shown in Figure 2 and Figure 3, further, on the basis of this embodiment, the outer wall of the check valve 110 is provided with an installation groove 112, the first seal 210 is arranged in the installation groove 112, the outer wall of the first seal 210 It abuts against the groove wall of the installation groove 112 and the inner wall of the first water flow channel. In this way, by disposing the first sealing member 210 in the installation groove 112 and fixing the first sealing member 210 through the installation groove 112 , the installation stability of the first sealing member 210 is improved and the sealing reliability of the first sealing member 210 is ensured.

As shown in Figures 5 to 10, in addition, this application also proposes a connection structure 10 for water purification equipment. In one embodiment, a connection structure 10 for water purification equipment includes a water flow control assembly 100 and a waterway system 300 and filter element 400, the waterway system 300 includes a pure water branch, the water outlet of the first water flow channel is connected and communicated with the water inlet of the pure water branch, and the water inlet of the first water flow channel is connected to the water outlet of the filter element 400 Connect and communicate.

When the connection structure 10 of the above-mentioned water purification equipment is in use, the first connection piece 120 is connected and communicated with the filter piece 400 and the pure water branch in the waterway system 300 respectively, so that the water flow can flow along the water outlet end of the filter piece 400, the first The water flow channel flows to the pure water branch in the water system 300 to achieve filtration; the check valve 110 is arranged in the first water flow channel, so that the risk of water leakage caused by the exposed check valve 110 can be avoided, and the water purification equipment can be improved. safety factor; further, the conduction direction of the check valve 110 is consistent with the flow direction of the water flow from the water inlet end of the first water flow channel to the water outlet end of the first water flow channel, so, due to the one-way conduction capacity of the check valve 110, Water backflow can be avoided to control the water flow direction in the pure water branch.

As shown in Figure 6, on the basis of the above-mentioned embodiment, the connection structure 10 of the water purification equipment also includes a second sealing member 220, the water inlet end of the pure water branch is arranged in the first water flow channel, and the second sealing member 220 is arranged between the inner wall of the first water flow channel and the outer wall of the water inlet end of the pure water branch. In this way, the inner wall of the first water flow channel and the water inlet end of the pure water branch are sealed by the second sealing member 220. In addition, the second sealing member 220 also serves to connect the water inlet end of the pure water branch circuit and the first water inlet end of the pure water branch circuit. The function of the inner wall of the water flow channel fixes the first connecting piece 120 on the pure water branch road. In this embodiment, the second sealing member 220 is an annular sealing ring, and the sealing is realized by extruding the annular sealing ring, and the first connecting member 120 is fixed.

As shown in Figure 3 and Figure 6, further, on the basis of any of the above-mentioned embodiments, the first water flow channel includes a first connecting section 122 and a second connecting section 124, and one end of the first connecting section 122 is connected to the second connecting section One end of 124 is connected and communicated, the other end of the first connection section 122 is connected and communicated with the water outlet end of the filter element 400, the other end of the second connection section 124 is connected and communicated with the water inlet end of the pure water branch, and the first connection The inner diameter of the section 122 is smaller than the inner diameter of the second connecting section 124, the check valve 110 is arranged in the first connecting section 122, and the second sealing member 220 is arranged on the inner wall of the second connecting section 124 and the water inlet of the pure water branch. between the outer walls of the end. In this way, the second sealing member 220 can seal the water inlet end of the second connecting section 124 and the pure water branch, and, since the inner diameter of the first connecting section 122 is smaller than the inner diameter of the second connecting section 124, therefore, the second An installation space can be formed between the first connecting section 122 and the second connecting section 124, which facilitates the installation of the second sealing member 220; as shown in Figure 6, further, on the basis of this embodiment, the pure water branch circuit The water end includes a third connecting section 310 and a fourth connecting section 320, the third connecting section 310 and the fourth connecting section 320 are connected and connected, the outer diameter of the third connecting section 310 is smaller than the outer diameter of the fourth connecting section 320, and the outer diameter of the third connecting section 310 is smaller than that of the fourth connecting section 320. The third connecting section 310 passes through the second connecting section 124 and extends into the first connecting section 122 , the third connecting section 310 communicates with the water outlet of the check valve 110 , and the second sealing member 220 is arranged on the inner wall of the second connecting section 124 and the outer wall of the fourth connecting section 320 . In this way, since the inner diameter of the second connecting section 124 is larger than the inner diameter of the first connecting section 122, the third connecting section 310 passes through the second connecting section 124 and extends into the first connecting section 122, and the second sealing member 220 is arranged on the second connecting section 122. Between the inner wall of the second connecting section 124 and the outer wall of the fourth connecting section 320 , the sealing reliability of the second sealing member 220 can be improved. In this embodiment, the filter element 400 is a filter element.

As shown in Figure 6, on the basis of any of the above-mentioned embodiments, the second connecting section 124 is provided with a first stepped surface 1242, the fourth connecting section 320 is provided with a second stepped surface 3202, the first stepped surface 1242 and the second stepped surface The stepped surfaces 3202 are arranged at intervals to form an installation structure, and the second sealing member 220 is arranged in the installation structure, and one end of the second sealing member 220 abuts against the first stepped surface 1242 , and the other end of the second sealing member 220 contacts the second stepped surface 3202 Abut. In this way, the installation structure can function to fix the second sealing member 220 , thereby improving the sealing reliability of the second sealing member 220 .

As shown in Figure 7, on the basis of any of the above-mentioned embodiments, the connection structure 10 of the water purification equipment also includes a second connection piece 500, the second connection piece 500 includes a second water flow channel, and the water inlet of the second water flow channel The water outlet end of the second water flow channel is connected and communicated with the water inlet end of the first water flow channel. In this way, the second connecting part 500 is an intermediate connecting part. When the filter part 400 is used for a long time or is damaged, it is only necessary to disassemble the filter part 400 from the second connecting part 500. Disassemble the first connecting part 120 to ensure that the first connecting part 120 is not easy to be damaged. In this implementation, the second connecting piece 500 may be a pipe or other connecting piece with channels.

In addition, the present application also relates to a water purification device, and a water purification device in an embodiment includes a connection structure 10 of the water purification device.

When the connection structure 10 of the above-mentioned water purification equipment is in use, the first connection piece 120 is connected and communicated with the filter piece 400 and the pure water branch in the waterway system 300 respectively, so that the water flow can flow along the water outlet end of the filter piece 400, the first The water flow channel flows to the pure water branch in the water system 300 to achieve filtration; the check valve 110 is arranged in the first water flow channel, so that the risk of water leakage caused by the exposed check valve 110 can be avoided, and the water purification equipment can be improved. safety factor; further, the conduction direction of the check valve 110 is consistent with the flow direction of the water flow from the water inlet end of the first water flow channel to the water outlet end of the first water flow channel, so, due to the one-way conduction capacity of the check valve 110, Water backflow can be avoided to control the water flow direction in the pure water branch.

The technical features of the above embodiments can be combined arbitrarily. To make the description concise, all possible combinations of the technical features in the above embodiments are not described. However, as long as there is no contradiction in the combination of these technical features, they should be It is considered to be within the range described in this specification.

The above examples only express several implementations of the utility model, and the description thereof is more specific and detailed, but it should not be understood as limiting the scope of the utility model patent. It should be noted that those skilled in the art can make several modifications and improvements without departing from the concept of the present invention, and these all belong to the protection scope of the present invention. Therefore, the scope of protection of the utility model patent should be based on the appended claims.

Claims (10)

1. A water flow control assembly, characterized in that, comprising: non-return valve; and The first connecting piece, the first connecting piece includes a first water flow channel, the check valve is sealingly arranged in the first water flow channel, and the first water flow channel is along the water inlet end of the first water flow channel , The direction from the check valve to the water outlet end of the first water flow channel is unidirectionally connected. 2. The water flow control assembly according to claim 1, further comprising a first sealing member, the first sealing member being disposed between the inner wall of the first water flow passage and the outer wall of the check valve . 3. The water flow control assembly according to claim 2, wherein an installation groove is provided on the outer wall of the check valve, the first sealing member is arranged in the installation groove, and the first sealing member The outer wall abuts against the groove wall of the installation groove and the inner wall of the first water flow channel. 4. A connection structure for water purification equipment, characterized in that it includes the water flow control assembly described in any one of claims 1 to 3, and also includes a waterway system and a filter, the waterway system includes a pure water branch, the The water outlet end of the first water flow channel is connected and communicated with the water inlet end of the pure water branch, and the water inlet end of the first water flow channel is connected and communicated with the water outlet end of the filter element. 5. The connection structure of water purification equipment according to claim 4, further comprising a second sealing member, the water inlet end of the pure water branch is arranged in the first water flow channel, and the first water flow channel The two seals are arranged between the inner wall of the first water flow channel and the outer wall of the water inlet end of the pure water branch. 6. The connection structure of water purification equipment according to claim 5, wherein the first water flow channel comprises a first connecting section and a second connecting section, and one end of the first connecting section is connected to the second connecting section. One end of the connecting section is connected and communicated, the other end of the first connecting section is connected and communicated with the water outlet end of the filter element, and the other end of the second connecting section is connected with the water inlet end of the pure water branch and connected, the inner diameter of the first connecting section is smaller than the inner diameter of the second connecting section, the check valve is arranged in the first connecting section, and the second sealing member is arranged in the second connecting section Between the inner wall of the connecting section and the outer wall of the water inlet end of the pure water branch. 7. The connection structure of water purification equipment according to claim 6, characterized in that, the water inlet end of the pure water branch comprises a third connecting section and a fourth connecting section, one end of the third connecting section and The fourth connecting section is connected and connected, the outer diameter of the third connecting section is smaller than the outer diameter of the fourth connecting section, and the other end of the third connecting section passes through the second connecting section and extends into the first connecting section, the third connecting section communicates with the water outlet end of the check valve, and the second sealing member is arranged on the inner wall of the second connecting section and the inner wall of the fourth connecting section. between the outer walls. 8. The connection structure of water purification equipment according to claim 7, wherein the second connection section is provided with a first step surface, the fourth connection section is provided with a second step surface, and the first connection section is provided with a second step surface. The step surface and the second step surface are arranged at intervals to form an installation structure, the second sealing member is arranged in the installation structure, and one end of the second sealing member abuts against the first step surface, and the first sealing member The other ends of the two seals abut against the second stepped surface. 9. The connection structure of water purification equipment according to any one of claims 4 to 8, characterized in that it also includes a second connection piece, the second connection piece includes a second water flow channel, and the second water flow channel The water inlet end of the filter element is connected and communicated with the water outlet end of the filter element, and the water outlet end of the second water flow channel is connected and communicated with the water inlet end of the first water flow channel. 10. A water purification device, characterized by comprising the connection structure of the water purification device according to any one of claims 4 to 9.