CN219879298U - Switch joint of intelligent single-stage composite RO filter element filter flask - Google Patents

Abstract

The utility model relates to the technical field of water purifiers, in particular to a switch joint of an intelligent single-stage composite RO filter element filter bottle, which comprises a first interface disc, wherein a plurality of through holes are formed in the first interface disc, a plurality of interface pins are arranged at the bottom of the first interface disc, the number and the positions of the interface pins correspond to those of the through holes, the through holes penetrate through the first interface disc and the interface pins, and a thimble part protruding towards the axial direction of the through holes is arranged at the end part of each interface pin. Compared with the prior art, the thimble part is arranged on the interface pin of the first interface disc, so that the water seal thimble is not required to be arranged on the corresponding water seal structure of the filter bottle, the water seal or the closed water seal is automatically opened or closed when the joint is connected with or separated from the filter bottle through the thimble part on the first interface disc, and the production cost of the water seal structure part of the whole filter bottle is reduced by only carrying out die sinking production on the first interface disc.

Description

Switch joint of intelligent single-stage composite RO filter element filter flask

Technical Field

The utility model relates to the technical field of water purifiers, in particular to a switch joint of an intelligent single-stage composite RO filter element filter flask.

Background

Along with the pursuit of the mass of life by the masses, the demands of people on the quality of drinking water are increasing. Therefore, the water purifier is used as a purifying device for drinking water, so that the produced purified water is fresher, more sanitary and safer and is popular with consumers. Further, the rapid development of the water purifier manufacturing industry is promoted, and in order to meet a great deal of market demands, how to reduce the cost in the aspects of water purifier production, use and the like is a problem to be solved in the industry.

The prior filter flask structure, for example, in the patent application of application number 2022202352522, provides a filter flask with an intelligent single-stage composite integrated RO filter core with a pressing water seal, which is provided with a filter flask cover and a filter flask, on one hand, the structure of a first interface disc is arranged in the filter flask cover, so that the first interface disc is rotationally connected with a cover body, a plurality of through holes are arranged on the first interface disc, and the through holes on the first interface disc and a hole connected with a pipe joint on the cover body are correspondingly arranged, so that the switching function of the filter flask is increased by a small volume change, and the filter flask has a relatively small volume. On the other hand, a water seal is arranged in the through filter flask, when the filter flask is detached, the water seal thimble automatically seals the filter flask under the action of the elastic structure, so that internal liquid is prevented from flowing out, and when the filter flask is installed, the filter flask cover automatically jacks in the water seal thimble to be conducted. However, because the water seal in the filter flask is provided with the water seal thimble, the water seal thimble component needs to be independently produced by opening the mould, and the corresponding part of the end cover of the filter flask joint also needs to be independently produced by opening the mould, the production cost is higher.

In summary, the composite filter flask in the prior art has higher production cost, and the utility model aims to reduce the production cost of the filter flask.

Disclosure of Invention

In order to solve the defects in the prior art, the utility model provides a switch joint of an intelligent single-stage composite RO filter element filter flask, which comprises a first interface disc, wherein a plurality of through holes are formed in the first interface disc, a plurality of interface pins are arranged at the bottom of the first interface disc, the number and the positions of the interface pins correspond to those of the through holes, the through holes penetrate through the first interface disc and the interface pins, and a thimble part protruding towards the axial direction of each interface pin is arranged at the end part of each interface pin.

In some embodiments, the via hole is provided with a resisting part and a connecting part, the resisting part is connected with the side wall of the via hole through the connecting part, and the thimble part is arranged on the resisting part.

In some embodiments, the device further comprises a cover body, the upper surface of the first interface disc and the bottom surface of the cover body are arranged oppositely, the first interface disc is rotationally connected with the cover body, a plurality of pipe interfaces are arranged on the cover body, a plurality of pipe interfaces are respectively communicated with a plurality of holes at the bottom of the cover body through pipelines, and a plurality of through holes and a plurality of holes are correspondingly arranged in number and position.

In some embodiments, the plurality of vias includes a first via, a second via, a third via, a fourth via, and a fifth via, the filter cap is connected to the filter bottle, and a relative positional relationship among the first via, the second via, the third via, the fourth via, and the fifth via corresponds to a relative positional relationship of a plurality of filter bottle interfaces located on the filter bottle.

In some embodiments, the first via, the second via, the third via, the fourth via, and the fifth via are in a straight line distribution, the third via being located in a center of the first interface pad.

In some embodiments, the third via is located in the center of the first interface pad, and the first via, the second via, the fourth via, and the fifth via are respectively disposed around the third via.

In some embodiments, the cover body includes a first cover body and a second cover body, the first cover body and the second cover body are detachably and fixedly connected, the pipe joint is connected to the first cover body, the second cover body is an annular structure arranged at the lower end of the first cover body, a first clamping portion and a second clamping portion which are circumferentially distributed are arranged at the inner side of the second cover body, a first opening and a second opening are respectively formed between the end of the first clamping portion and the end of the adjacent second clamping portion, and the distance between two ends of the first opening is relatively greater than the distance between two ends of the second opening.

In some embodiments, the first cover body further includes a second interface disc, the second interface disc is fixedly connected with the first cover body in a circumferential direction, a number and positions of bosses corresponding to the through holes are arranged on the upper surface of the second interface disc, stepped holes are formed in the bosses, and the pipe joint is communicated with the stepped holes through a pipeline with the tail end inserted into the stepped holes.

In some embodiments, a connecting boss is arranged in the center of the bottom surface of the second interface disc, a connecting counter bore is arranged in the center of the upper surface of the first interface disc, and the second interface disc and the first interface disc are rotationally connected through the connecting boss inserted into the connecting counter bore;

the bottom surface of the second interface plate is in clearance fit with the upper surface of the first interface plate.

In some embodiments, the stepped hole in the center of the second interface disc is a third stepped hole, a one-way valve is arranged at the third stepped hole, and the conducting direction of the one-way valve is the direction from the filter bottle to the filter bottle cap.

Based on the above, compared with the prior art, the switch joint of the intelligent single-stage composite RO filter element filter bottle provided by the utility model has the advantages that the thimble part is arranged on the interface pin of the first interface disc, so that the water seal thimble is not required to be arranged on the corresponding water seal structure of the filter bottle, the water seal or the closed water seal is automatically opened when the joint is connected or separated with the filter bottle through the thimble part on the first interface disc, the production cost of the water seal structure part of the whole filter bottle is reduced by only carrying out die opening production on the first interface disc.

Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model. The objectives and other advantages of the utility model will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

Drawings

For a clearer description of embodiments of the utility model or of the solutions of the prior art, the drawings that are needed in the description of the embodiments or of the prior art will be briefly described, it being obvious that the drawings in the description below are some embodiments of the utility model, and that other drawings can be obtained from them without inventive effort for a person skilled in the art; the positional relationships described in the drawings in the following description are based on the orientation of the elements shown in the drawings unless otherwise specified.

FIG. 1 is an exploded cross-sectional schematic view of an embodiment of a switch connector for an intelligent single-stage composite RO filter cartridge filter flask provided by the present utility model;

FIG. 2 is an external perspective view of an exemplary filter flask assembly;

FIG. 3a is a schematic view of an exploded view of a switch connector according to an embodiment;

FIG. 3b is a schematic view of an exploded view of the switch connector of the embodiment;

FIG. 4 is a schematic top view of a first interface disk of an embodiment;

FIG. 5 is a schematic bottom view of an embodiment of a filter cap;

fig. 6 is a schematic diagram of an embodiment adapting a filter flask end.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model; the technical features designed in the different embodiments of the utility model described below can be combined with each other as long as they do not conflict with each other; all other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center," "lateral," "upper," "lower," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or components referred to must have a specific orientation or be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more. In addition, the term "comprising" and any variations thereof are meant to be "at least inclusive".

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between the two components. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and/or "comprising," when used herein, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.

To achieve at least one of the advantages and other advantages, as shown in fig. 1-3, in some embodiments, the switch connector 100 includes a first interface disc 110 and a cover 120, where an upper surface of the first interface disc 110 and a bottom surface of the cover 120 are opposite, the first interface disc 110 is rotatably connected to the cover 120, a plurality of through holes 111 are disposed on the first interface disc 110, a plurality of pipe connectors 130 are disposed on the cover 120, the plurality of pipe connectors 130 are respectively communicated with a plurality of openings at a bottom of the cover 120 through a pipeline 140 disposed in the cover 120, and the number and positions of the plurality of through holes 111 and the plurality of openings are correspondingly arranged, where so-called corresponding arrangement is that, when viewed from top, projection positions of the through holes 111 and the openings at the bottom of the cover 120 coincide, so that a plurality of independent channels are formed and connected to the corresponding pipe connectors 130. As shown in fig. 3b, a plurality of interface pins 112 are disposed at the bottom of the first interface disc 110, the number and positions of the interface pins 112 correspond to those of the via holes 111, the via holes 111 penetrate through the first interface disc 110 and the interface pins 112, and as shown in fig. 4, the via holes are provided with a resisting portion 1111 and a connecting portion 1112, and the resisting portion 1111 is connected with a side wall of the via holes 111 through the connecting portion 1112. The end of each interface pin 112 is provided with a thimble portion 1113 protruding toward the axial direction of the via hole 111, the thimble portion 1113 is disposed on the resisting portion 1111, and the thimble portion 1113 is coaxially disposed on the resisting portion 1111 in a column shape.

As shown in fig. 1, 2 and 6, the filter bottle 200 is detachably connected with the switch connector 100, the top of the filter bottle 200 is provided with a plurality of filter bottle interfaces, and the plurality of filter bottle interfaces are correspondingly arranged with the plurality of through holes 111 in number and positions, wherein the correspondingly arranged positions are that the projection positions of the through holes 111 and the filter bottle interfaces coincide in a top view; the filter flask 200 is internally provided with a plurality of filter layers sleeved with each other, a plurality of cavities are formed between the filter layers and the internal structure of the filter flask 200, and each cavity is communicated with at least one filter flask interface. As shown in fig. 6, the filter flask interface does not need to be provided with an exposed and protruded water seal thimble component, the water seal structure can be replaced by standard components such as a one-way valve, and the like, and independent die sinking production is not needed, so that the production cost is reduced.

In some embodiments, the number of the tube interfaces 130 and the filter bottle interfaces is five, that is, the plurality of filter bottle interfaces includes a first interface, a second interface, a third interface, a fourth interface and a fifth interface, and the third interface is disposed in the center of the top of the filter bottle 200, so that the filter bottle 200 has a more compact structure and a smaller diameter. In this embodiment, the first interface corresponds to a tap water inlet, the fifth interface corresponds to a pump water inlet, the second interface corresponds to a pump water outlet, the third interface corresponds to a pure water outlet, the fourth interface corresponds to a waste water outlet, and the positions of the five interfaces are arranged in parallel to form a row of distribution, and preferably, the five interfaces are densely distributed so as to reduce the diameter of the filter flask as much as possible.

Correspondingly, the plurality of vias 111 includes a first via 111a, a second via 111b, a third via 111c, a fourth via 111d, and a fifth via 111e corresponding to the first interface, the second interface, the third interface, the fourth interface, and the fifth interface, respectively, and the third via 111e is disposed in the center of the first interface disc 110.

In some embodiments, as shown in fig. 3a and b, the cover 120 includes a first cover 121 and a second cover 122, the first cover 121 and the second cover 122 are detachably and fixedly connected, the pipe connector 130 is disposed on the first cover 121, the second cover 122 has a ring structure disposed at the lower end of the first cover 121, the inner side of the second cover 122 is provided with a first clamping portion 122a and a second clamping portion 122b which are circumferentially distributed, a first opening portion 122c and a second opening portion 122d are formed between the end of the first clamping portion 122a and the end of the adjacent second clamping portion 122b, as shown in fig. 5, a distance H between two ends of the first opening portion 122c ₁ Relatively greater than the distance H between the two ends of the second opening 122d ₂ . The asymmetric first opening 122c and second opening 122d and the adaptive clamping part on the filter flask prevent the wrong connection of each interface caused by reverse installation of the filter flask 200 and the switch connector 100, and are convenient to use.

Preferably, in some embodiments, the first clamping portion 122a and the second clamping portion 122b each have a first inclined surface, a horizontal surface, and a second inclined surface that are connected.

In some embodiments, as shown in fig. 3a and 3b, the first cover 121 further includes a second interface disc 123, the second interface disc 123 is fixedly connected to the first cover 121 in a circumferential direction, the upper surface of the second interface disc 123 is provided with bosses 123a arranged corresponding to the through holes in number and position, the bosses 123a are provided with stepped holes 123b, and the pipe connectors 130 are communicated with the stepped holes 123b through pipes 140 with ends inserted into the stepped holes 123 b;

the center of the bottom surface of the second interface disc 123 is provided with a connecting boss 123c, the center of the upper surface of the first interface disc 110 is provided with a connecting counter bore 113, and the second interface disc 123 and the first interface disc 110 are rotationally connected through the connecting boss 123c inserted into the connecting counter bore 113; the bottom surface of the second interface plate 123 is in clearance fit with the upper surface of the first interface plate 110, and when the through holes 111 are aligned with the stepped holes 123b, a waterway can be formed, and preferably, a sealing groove and a sealing ring are provided around each stepped hole 123b on the bottom surface of the second interface plate 123.

In some embodiments, as shown in fig. 3a and 3b, the first interface plate 110 is provided with a limiting pin 114, the second interface plate 123 is provided with an arc-shaped limiting groove 123d, and the limiting pin 114 is located in the arc-shaped limiting groove 123 d.

In some embodiments, as shown in fig. 3a and b, the stepped hole 123b located at the center of the second interface plate 123 is a third stepped hole, where a one-way valve 124 is disposed, and the conducting direction of the one-way valve 124 is the direction from the filter bottle 200 to the filter bottle cap 100.

In summary, compared with the prior art, the switch joint of the intelligent single-stage composite RO filter element filter bottle provided by the utility model has the advantages that the thimble part is arranged on the interface pin of the first interface disc, so that the water seal thimble is not required to be arranged on the corresponding water seal structure of the filter bottle, the water seal is automatically opened or closed when the joint is connected or separated with the filter bottle through the thimble part on the first interface disc, the production cost of the water seal structure part of the whole filter bottle is reduced by only carrying out die opening production on the first interface disc.

In addition, it should be understood by those skilled in the art that although many problems exist in the prior art, each embodiment or technical solution of the present utility model may be modified in only one or several respects, without having to solve all technical problems listed in the prior art or the background art at the same time. Those skilled in the art will understand that nothing in one claim should be taken as a limitation on that claim.

Although terms such as first interface pad, via, interface pin, and thimble portion are more used herein, the possibility of using other terms is not precluded. These terms are used merely for convenience in describing and explaining the nature of the utility model; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present utility model; the terms first, second, and the like in the description and in the claims of embodiments of the utility model and in the above-described figures, if any, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

Claims (10)

1. The utility model provides a switch joint of compound RO filter core filter flask of intelligence single-stage which characterized in that: the device comprises a first interface disc, wherein a plurality of through holes are formed in the first interface disc, a plurality of interface pins are arranged at the bottom of the first interface disc, the number and the positions of the interface pins correspond to those of the through holes, the through holes penetrate through the first interface disc and the interface pins, and a thimble part protruding in the axial direction of each through hole is arranged at the end part of each interface pin.

2. The switch joint of the intelligent single-stage composite RO filter cartridge filter flask of claim 1, wherein: the through hole is internally provided with a resisting part and a connecting part, the resisting part is connected with the side wall of the through hole through the connecting part, and the thimble part is arranged on the resisting part.

3. The switch joint of the intelligent single-stage composite RO filter cartridge filter flask according to claim 2, wherein: the novel plastic bottle cap further comprises a cap body, the upper surface of the first interface disc is opposite to the bottom surface of the cap body, the first interface disc is rotatably connected with the cap body, a plurality of pipe interfaces are arranged on the cap body, a plurality of pipe interfaces are respectively communicated with a plurality of openings in the bottom of the cap body through pipelines, and a plurality of through holes and a plurality of openings are correspondingly arranged in number and position.

4. A switch joint for an intelligent single-stage composite RO cartridge filter flask as in claim 3, wherein: the plurality of through holes comprise a first through hole, a second through hole, a third through hole, a fourth through hole and a fifth through hole, the filter bottle cap is connected with the filter bottle, and the relative position relationship among the first through hole, the second through hole, the third through hole, the fourth through hole and the fifth through hole corresponds to the relative position relationship among a plurality of filter bottle interfaces positioned on the filter bottle.

5. The intelligent single-stage composite RO cartridge filter flask switch adapter of claim 4, wherein: the first via hole, the second via hole, the third via hole, the fourth via hole and the fifth via hole are distributed in a straight line, and the third via hole is located in the center of the first interface disc.

6. The intelligent single-stage composite RO cartridge filter flask switch adapter of claim 4, wherein: the third via hole is located in the center of the first interface disc, and the first via hole, the second via hole, the fourth via hole and the fifth via hole are respectively arranged around the third via hole.

7. The intelligent single-stage composite RO cartridge filter flask switch adapter of claim 4, wherein: the cover body comprises a first cover body and a second cover body, the first cover body and the second cover body are detachably and fixedly connected, the pipe joint is connected to the first cover body, the second cover body is of an annular structure arranged at the lower end of the first cover body, a first clamping part and a second clamping part which are circumferentially distributed are arranged on the inner side of the second cover body, a first opening part and a second opening part are respectively formed between the end part of the first clamping part and the end part of the adjacent second clamping part, and the distance between the two ends of the first opening part is relatively larger than the distance between the two ends of the second opening part.

8. The intelligent single-stage composite RO cartridge filter flask switch adapter of claim 7, wherein: the first cover body further comprises a second interface disc, the second interface disc is fixedly connected with the first cover body in the circumferential direction, bosses which are arranged in number and in positions corresponding to the through holes are arranged on the upper surface of the second interface disc, stepped holes are formed in the bosses, and the pipe joint is communicated with the stepped holes through pipelines of which the tail ends are inserted into the stepped holes.

9. The intelligent single-stage composite RO cartridge filter flask switch adapter of claim 8, wherein: a connecting boss is arranged in the center of the bottom surface of the second interface disc, a connecting counter bore is arranged in the center of the upper surface of the first interface disc, and the second interface disc is rotationally connected with the first interface disc through the connecting boss inserted into the connecting counter bore;

the bottom surface of the second interface plate is in clearance fit with the upper surface of the first interface plate.

10. The switch joint of the intelligent single-stage composite RO cartridge filter flask of claim 9, wherein: the stepped hole in the center of the second interface disc is a third stepped hole, a one-way valve is arranged at the third stepped hole, and the conduction direction of the one-way valve is the direction from the filter flask to the filter flask cover.