Replacement structure of filter element assembly

Abstract

The utility model relates to a replacement structure of a filter element assembly. The technical problem that an existing filter element is low in loading and unloading efficiency is solved. Comprising a filter bottle with an inner cavity, a filter element body is arranged in the filter bottle, a filter element connector is arranged on the inner side of the open end of the filter bottle, the open end of the filter bottle is arranged in a filter element seat through a rotary positioning assembly, a filter element water stop structure is arranged in the filter element connector, and a plurality of base connectors which are correspondingly connected with the filter element connector in an inserted mode one by one are arranged in the filter element seat. The base joint is respectively provided with a filter element seat water stop structure, and the inner side of the open end of the filter bottle is provided with a sealing rotating structure which can be circumferentially positioned with the filter element joint and is in sealing rotating arrangement with the filter bottle when the filter element joint and the base joint are mutually inserted. The device has the advantages that the handle can be conveniently placed through the arc-shaped groove, a user can conveniently insert the filter bottle through the handle and the rotary positioning assembly, and the loading and unloading efficiency is improved. The water stopping effect can be guaranteed through the filter element water stopping structure and the filter element seat water stopping structure, water stopping can be achieved through self-resetting, and the use experience of a user is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of filtering equipment, and particularly relates to a replacement structure of a filter element assembly. Background Art

[0002] With the continuous deterioration of the water resource environment, the increasing health awareness of people, and the improvement of people's living quality, more and more people pay attention to a healthy life. Water is an essential substance in life, so the demand for water purifiers is increasing day by day. However, the filter element installation structure of the existing water purifiers is too complex. When users need to replace the filter element, they need to remove the filter element housing, resulting in low loading and unloading efficiency of the filter element. Moreover, when removing the existing filter element, users need to forcefully take out the filter element, which is time-consuming and laborious for users during the disassembly process and affects the user experience. Summary of the Invention

[0003] The purpose of the utility model is to solve the above problems and provide a replacement structure of a filter element assembly.

[0004] To achieve the above purpose, the utility model adopts the following technical scheme: A replacement structure of a filter element assembly includes a filter bottle with an inner cavity. One end of the filter bottle is open and the other end is closed. A filter element body is arranged inside the filter bottle. A plurality of filter element connectors connected to the filter element body are arranged inside the open end of the filter bottle. The open end of the filter bottle is arranged inside a filter element seat through a rotary positioning assembly. A filter element water stop structure is arranged inside the filter element connector. A plurality of base connectors corresponding to the filter element connectors one by one and capable of being inserted into the filter element connectors are arranged inside the filter element seat. Each base connector is provided with a filter element seat water stop structure that can be pressed against the filter element water stop structure when the filter element connector and the base connector are inserted into each other, so that the filter element connector and the base connector are connected. A sealing rotary structure that can circumferentially position the filter element connector and is rotationally and sealingly arranged with the filter bottle is arranged inside the open end of the filter bottle. Through the sealing rotary structure, the base connector can be guided, facilitating the corresponding arrangement of the filter element connector and the base connector, ensuring the connection effect, and improving the sealing effect of the open end of the filter bottle, thus improving the user experience.

[0005] In the above replacement structure of a filter element assembly, the outer circumference of the end face of the sealed end of the filter bottle has an arc-shaped groove, and a handle rotatably connected to the filter bottle is arranged inside the arc-shaped groove. The arc-shaped groove facilitates the placement of the handle, and the handle facilitates the user to control the disassembly and assembly of the filter bottle, improving the disassembly and assembly efficiency.

[0006] In the replacement structure of the above-mentioned filter element assembly, the open end of the filter bottle is in a necked-down shape. An adapter seat connected to the filter element body is provided inside the open end of the filter bottle, and the filter element adapters are all arranged on the adapter seat. The adapter seat facilitates the snap connection between the filter element body and the filter element adapters, and the adapter seat and the filter element adapters are of an integral structure, which can ensure the structural strength of the filter element adapters.

[0007] In the replacement structure of the above-mentioned filter element assembly, the rotation positioning assembly includes a plurality of screw-in bosses arranged on the circumferential outer side of the open end of the filter bottle. One end of the screw-in boss has a screw-in inclined mouth. A plurality of screw-in grooves are arranged on the circumferential inner side of the filter element seat at an inclined angle and axially abutted against the screw-in bosses. An insertion notch for the screw-in boss to insert and communicate with the screw-in groove is formed between the screw-in grooves. The screw-in inclined mouth facilitates the placement of the screw-in boss in the screw-in groove, and the insertion notch facilitates the limitation of the selected screw-in boss to ensure the connection stability.

[0008] In the replacement structure of the above-mentioned filter element assembly, the sealing rotation structure includes a rotating disk arranged at the open mouth of the filter bottle. The circumferential outer side of the rotating disk is circumferentially rotated and sealingly connected to the circumferential inner side of the open end of the filter bottle through a sealing assembly. A plurality of jacks corresponding to the filter element adapters one by one and for the base adapters to insert are arranged on the rotating disk. The jacks facilitate the plug connection between the base adapters and the filter element adapters.

[0009] In the replacement structure of the above-mentioned filter element assembly, the sealing assembly includes a plurality of annular sealing grooves arranged on the circumferential outer side of the rotating disk, and annular sealing rings are respectively arranged in the annular sealing grooves. The outer sides of the annular sealing rings are abutted against the circumferential inner side of the open end of the filter bottle. The annular sealing grooves facilitate the installation of the annular sealing rings, and the annular sealing rings can ensure the connection sealing effect between the rotating disk and the open end of the filter bottle.

[0010] In the replacement structure of the above-mentioned filter element assembly, the rotating disk has a plurality of cylindrical bodies integrally connected to one side of the filter bottle. The filter element adapters respectively pass through the cylindrical bodies, and leak-proof sealing rings are arranged between the jacks and the base adapters and / or between the cylindrical bodies and the filter element adapters. The leak-proof sealing rings can improve the sealing effect between the cylindrical bodies and the filter element adapters and the base adapters, and effectively prevent water leakage.

[0011] In the replacement structure of the above-mentioned filter element assembly, the filter element water stop structure includes a filter element adapter valve core movably arranged in the filter element adapter. The filter element adapter valve core abuts against a filter element water stop spring located in the filter element adapter. The filter element water stop spring can make the filter element adapter valve core block the filter element adapter in the normal state to ensure the water stop effect.

[0012] In the replacement structure of a filter element assembly described above, the water stop structure of the filter element seat includes a base joint valve core movably arranged in the base joint. The base joint valve core abuts against a base water stop spring located in the base joint. The base water stop spring can make the base joint valve core block the base joint under normal conditions. And when the base joint is arranged in the filter element joint and the base joint valve core abuts against the filter element joint valve core, the base water stop spring is compressed, and the base joint is communicated with the filter element joint.

[0013] In the replacement structure of a filter element assembly described above, the upper end of the filter element seat is open and the lower end is closed. The base joints are integrally formed in the filter element seat respectively. The upper end of the base joint extends into the filter element seat and the lower end extends to the lower end of the filter element seat.

[0014] Compared with the existing technology, the advantages of the present utility model are as follows:

[0015] 1. The arc-shaped groove facilitates the placement of the handle, and the handle and the rotation positioning component facilitate the user to insert the filter bottle, improving the loading and unloading efficiency.

[0016] 2. The filter element water stop structure and the filter element seat water stop structure can ensure the water stop effect and can self-reset for water stop, improving the user experience.

[0017] 3. The sealing rotation structure and the anti-leakage sealing ring can ensure the sealing effect and effectively reduce the water leakage phenomenon. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 is a schematic structural diagram of the present utility model.

[0019] Figure 2 is an exploded view of the structure of the present utility model.

[0020] Figure 3 is a cross-sectional view of the structure of the present utility model.

[0021] Figure 4 is Figure 3 a partially enlarged schematic structural diagram of part A in

[0022] Figure 5 is an application scenario diagram of the present utility model.

[0023] In the figure: filter bottle 1, inner cavity 11, open end 12 of the filter bottle, arc-shaped groove 13, handle 14, connector seat 15, filter element body 2, filter element connector 3, rotation positioning assembly 4, screwing boss 41, screwing bevel 42, screwing groove 43, insertion notch 44, filter element seat 5, base connector 51, filter element water stop structure 6, filter element connector valve core 61, filter element water stop spring 62, filter element seat water stop structure 7, base connector valve core 71, base water stop spring 72, sealing rotation structure 8, rotating disk 81, cylindrical body 811, sealing assembly 82, annular sealing groove 821, annular sealing ring 822, insertion hole 83, leak-proof sealing ring 9. Detailed implementation manners

[0024] The following further elaborates on the present utility model in conjunction with the accompanying drawings and detailed implementation manners.

[0025] As Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 、 Figure 5 shown, a replacement structure for a filter element assembly includes a filter bottle 1 with an inner cavity 11. One end of the filter bottle 1 is open and the other end is closed. A filter element body 2 is provided inside the filter bottle 1. The inner cavity 11 facilitates the installation of the filter element body 2. Inside the open end 12 of the filter bottle, there are several filter element connectors 3 connected to the filter element body 2. The open end 12 of the filter bottle is arranged inside a filter element seat 5 through a rotation positioning assembly 4. The rotation positioning assembly 4 facilitates the quick loading and unloading of the filter bottle 1 and the filter element seat 5, improving the loading and unloading efficiency. A filter element water stop structure 6 is provided inside the filter element connector 3, which can prevent water from flowing into the filter element body 2 through the filter element water stop structure 6. Inside the filter element seat 5, there are several base connectors 51 corresponding to the filter element connectors 3 one by one and capable of being inserted into the filter element connectors 3. The base connectors 51 can guide the liquid, ensuring the filtering effect. The base connectors 51 are respectively provided with a filter element seat water stop structure 7 that can be pressed against the filter element water stop structure 6 when the filter element connector 3 and the base connector 51 are inserted into each other, so that the filter element connector 3 and the base connector 51 are connected. The filter element seat water stop structure 7 and the filter element water stop structure 6 can ensure the water stop effect and improve the connection efficiency. Inside the open end 12 of the filter bottle, there is a sealing rotation structure 8 that can circumferentially position the filter element connector 3 and is rotatably sealed with the filter bottle 1 when the filter element connector 3 and the base connector 51 are inserted into each other. The sealing rotation structure 8 can guide the base connector 51, facilitating the corresponding setting of the filter element connector 3 and the base connector 51, ensuring the connection effect, and improving the sealing effect of the open end 12 of the filter bottle, enhancing the user experience.

[0026] Specifically, the circumferential outer side of the sealing end face of the filter bottle 1 has an arc-shaped groove 13, and a handle 14 rotatably connected to the filter bottle 1 is provided in the arc-shaped groove 13. The arc-shaped groove 13 facilitates the placement of the handle 14, and the handle 14 facilitates the user to control the disassembly and assembly of the filter bottle 1, improving the disassembly and assembly efficiency.

[0027] Among them, the open end of the filter bottle 1 is in a necked shape. A joint seat 15 connected to the filter element body 2 is provided inside the open end of the filter bottle 1, and the filter element joints 3 are all arranged on the joint seat 15. The joint seat 15 facilitates the snap connection between the filter element body 2 and the filter element joints 3, and the joint seat 15 and the filter element joints 3 are of an integral structure, which can ensure the structural strength of the filter element joints 3.

[0028] As Figure 2 、 Figure 3 、 Figure 4 shown, the rotation positioning assembly 4 includes a number of screw-in bosses 41 arranged on the circumferential outer side of the open end of the filter bottle 1. One end of the screw-in boss 41 has a screw-in bevel 42. A number of screw-in grooves 43 are arranged on the circumferential inner side of the filter element seat 5 at an oblique angle and axially abutted against the screw-in bosses 41. An insertion notch 44 for the screw-in bosses 41 to be inserted and connected to the screw-in grooves 43 is formed between the screw-in grooves 43. The screw-in bevel 42 facilitates the placement of the screw-in bosses 41 in the screw-in grooves 43, and the insertion notch 44 facilitates the limitation of the selected screw-in bosses 41, ensuring the connection stability.

[0029] Furthermore, the sealing rotation structure 8 includes a rotating disk 81 arranged at the open end of the filter bottle 1. The rotating disk 81 enables the filter bottle 1 to rotate relative to the circumferential outer side of the rotating disk 81, facilitating the rotational connection between the filter bottle 1 and the filter element seat 5. The circumferential outer side of the rotating disk 81 is circumferentially rotatably and sealingly connected to the circumferential inner side of the open end 12 of the filter bottle through a sealing assembly 82. A number of jacks 83 corresponding to the filter element joints 3 one by one and for the base joints 51 to be inserted are arranged on the rotating disk 81. The jacks 83 facilitate the plug connection between the base joints 51 and the filter element joints 3.

[0030] Among them, the sealing assembly 82 includes a number of annular sealing grooves 821 arranged on the circumferential outer side of the rotating disk 81, and annular sealing rings 822 are respectively arranged in the annular sealing grooves 821. The outer sides of the annular sealing rings 822 are abutted against the circumferential inner side of the open end 12 of the filter bottle. The annular sealing grooves 821 facilitate the installation of the annular sealing rings 822, and the annular sealing rings 822 can ensure the connection sealing effect between the rotating disk 81 and the open end 12 of the filter bottle.

[0031] Combined with Figure 3 、 Figure 4As shown, on one side of the filter bottle 1, the rotating disk 81 has a number of cylindrical bodies 811 integrated with the rotating disk 81. The filter element connectors 3 are respectively inserted into the cylindrical bodies 811, and leak-proof sealing rings 9 are provided between the jacks 83 and the base connectors 51 and / or between the cylindrical bodies 811 and the filter element connectors 3. Through the leak-proof sealing rings 9, the sealing effect between the cylindrical bodies 811 and the filter element connectors 3 and the base connectors 51 can be improved, effectively preventing water leakage.

[0032] Among them, the filter element water stop structure 6 includes a filter element connector valve core 61 movably arranged in the filter element connector 3. The filter element connector valve core 61 abuts against a filter element water stop spring 62 located in the filter element connector 3. Through the filter element water stop spring 62, the filter element connector valve core 61 can be in a state of blocking the filter element connector 3 under normal conditions, ensuring the water stop effect.

[0033] Specifically, the filter element seat water stop structure 7 includes a base connector valve core 71 movably arranged in the base connector 51. The base connector valve core 71 abuts against a base water stop spring 72 located in the base connector 51. Through the base water stop spring 72, the base connector valve core 71 can be in a state of blocking the base connector 51 under normal conditions. And when the base connector 51 is arranged in the filter element connector 3 and the base connector valve core 71 abuts against the filter element connector valve core 61, the base water stop spring 72 is compressed, and the base connector 51 is communicated with the filter element connector 3.

[0034] Combined Figure 1 、 Figure 2 、 Figure 5 As shown, the upper end of the filter element seat 5 is open and the lower end is closed. The base connectors 51 are integrally formed in the filter element seat 5 respectively, which can improve the structural strength between the base connectors 51 and the filter element seat 5. The upper end of the base connector 51 extends into the filter element seat 5 and the lower end extends to the lower end of the filter element seat 5, and is connected to the filter pipeline through the base connector 51.

[0035] The principle of this embodiment is as follows: Under normal conditions, the filter element connector 3 at the open end 12 of the filter bottle is blocked by the filter element water stop structure 6, and under normal conditions, the base connector 51 of the filter element seat 5 is blocked by the filter element seat water stop structure 7. When the user fixes the filter bottle 1 to the filter element seat 5 through the rotating positioning assembly 4 by the handle 14, the base connector 51 is arranged in the filter element connector 3, and the filter element water stop structure 6 and the filter element seat water stop structure 7 abut against each other, so that the base connector 51 is communicated with the filter element body 2 through the filter element connector 3 to complete the connection; and when the filter bottle 1 needs to be disassembled, the user can control the filter bottle 1 through the handle 14 to complete the disassembly through the rotating positioning assembly 4, improving the disassembly efficiency. Moreover, the filter element water stop structure 6 blocks the filter element connector 3, and the filter element seat water stop structure 7 completes the blocking of the base connector 51.

[0036] The specific embodiments described herein are merely illustrative of the spirit of the present utility model. Those skilled in the art to which the present utility model pertains may make various modifications or supplements to the described specific embodiments or use similar means for substitution, but will not deviate from the spirit of the present utility model or exceed the scope defined by the appended claims.

[0037] Although terms such as filter bottle 1, inner cavity 11, open end 12 of the filter bottle, arc-shaped groove 13, handle 14, connector seat 15, filter element body 2, filter element connector 3, rotary positioning assembly 4, screw-in boss 41, screw-in inclined port 42, screw-in groove 43, insertion notch 44, filter element seat 5, base connector 51, filter element water stop structure 6, filter element connector valve core 61, filter element water stop spring 62, filter element seat water stop structure 7, base connector valve core 71, base water stop spring 72, sealing rotary structure 8, rotary disk 81, cylindrical body 811, sealing assembly 82, annular sealing groove 821, annular sealing ring 822, insertion hole 83, leak-proof sealing ring 9 and others are used more frequently herein, the possibility of using other terms is not excluded. The use of these terms is only for more convenient description and explanation of the essence of the present utility model; interpreting them as any additional limitation is contrary to the spirit of the present utility model.

Claims

1. A replacement structure for a filter element assembly, comprising a filter bottle (1) having an inner cavity (11), one end of the filter bottle (1) being open and the other end being closed, a filter element body (2) being provided in the filter bottle (1), and a plurality of filter element connectors (3) communicating with the filter element body (2) being provided inside the open end (12) of the filter bottle, characterized in that, The open end (12) of the filter bottle is arranged in the filter element seat (5) through a rotary positioning component (4). A filter element water stop structure (6) is arranged in the filter element connector (3). A number of base connectors (51) corresponding to the filter element connectors (3) one by one and capable of being inserted into the filter element connectors (3) are arranged in the filter element seat (5). Each base connector (51) is provided with a filter element seat water stop structure (7) that can be pressed against the filter element water stop structure (6) when the filter element connector (3) and the base connector (51) are inserted into each other, so that the filter element connector (3) and the base connector (51) are communicated. A sealing rotary structure (8) that can circumferentially position the filter element connector (3) and is rotatably and sealingly arranged with the filter bottle (1) is arranged on the inner side of the open end (12) of the filter bottle.

2. The replacement structure of a filter element assembly according to claim 1, characterized in that, The outer circumference of the sealing end end face of the filter bottle (1) has an arc-shaped groove (13), and a handle (14) rotatably connected to the filter bottle (1) is arranged in the arc-shaped groove (13).

3. The replacement structure of a filter element assembly according to claim 1, characterized in that, The open end of the filter bottle (1) is in a necked shape. A connector seat (15) connected to the filter element body (2) is arranged on the inner side of the open end of the filter bottle (1), and the filter element connectors (3) are all arranged on the connector seat (15).

4. A replacement structure for a filter element assembly according to claim 1 or 2 or 3, characterized in that, The rotary positioning component (4) includes a number of screw-in bosses (41) arranged on the outer circumference of the open end of the filter bottle (1). One end of the screw-in boss (41) has a screw-in bevel (42). A number of screw-in grooves (43) arranged at an oblique angle and axially abutted against the screw-in bosses (41) are arranged on the inner circumference of the filter element seat (5). An insertion notch (44) for the screw-in boss (41) to be inserted into and communicated with the screw-in groove (43) is formed between the screw-in grooves (43).

5. The replacement structure of a filter element assembly according to claim 4, characterized in that, The sealing rotary structure (8) includes a rotary disk (81) arranged at the open part of the filter bottle (1). The outer circumference of the rotary disk (81) is circumferentially rotatably and sealingly connected to the inner circumference of the open end (12) of the filter bottle through a sealing component (82). A number of jacks (83) corresponding to the filter element connectors (3) one by one and for the base connectors (51) to be inserted into are arranged on the rotary disk (81).

6. The replacement structure of a filter element assembly according to claim 5, characterized in that, The sealing component (82) includes a number of annular sealing grooves (821) arranged on the outer circumference of the rotary disk (81). Annular sealing rings (822) are respectively arranged in the annular sealing grooves (821), and the outer sides of the annular sealing rings (822) are abutted against the inner circumference of the open end (12) of the filter bottle.

7. The replacement structure of a filter element assembly according to claim 5, characterized in that, A number of cylindrical bodies (811) integrally connected to the rotary disk (81) are arranged on one side of the rotary disk (81) where the filter bottle (1) is located. The filter element connectors (3) respectively pass through the cylindrical bodies (811), and a leak-proof sealing ring (9) is arranged between the jack (83) and the base connector (51) and / or between the cylindrical body (811) and the filter element connector (3).

8. A replacement structure for a filter element assembly according to claim 1, characterized in that, The filter element water stop structure (6) includes a filter element connector valve core (61) movably arranged in the filter element connector (3), and the filter element connector valve core (61) abuts against a filter element water stop spring (62) located in the filter element connector (3).

9. The replacement structure of a filter element assembly according to claim 1, characterized in that, The water stop structure (7) of the filter element seat includes a base joint valve core (71) movably arranged in the base joint (51), and the base joint valve core (71) abuts against a base water stop spring (72) located in the base joint (51).

10. The replacement structure of a filter element assembly according to claim 1, characterized in that, The upper end of the filter element seat (5) is open and the lower end is closed. The base joint (51) is integrally formed in the filter element seat (5) respectively. The upper end of the base joint (51) extends into the filter element seat (5) and the lower end extends to the lower end of the filter element seat (5).

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