Water treatment high-flow filter element and security filter

Abstract

The utility model relates to a water treatment high-flow filter element and a security filter, the filter element comprises a filter element main body and a top cover, and the top of the filter element main body is open; the top cover is of a structure with one thin end and the other thick end, the top cover is mounted at the top opening of the filter element main body, the thin end of the top cover extends into the top of the filter element main body, and a sealing ring is mounted between the thin end of the top cover and the filter element main body; the thick end of the top cover is provided with a pressure releaser used for releasing pressure between the sealing ring and the top cover. The filter element has the beneficial effects that the structure is simple, the design is reasonable, the pressure between the top cover and the filter element main body can be quickly released by utilizing the pressure releaser, so that the top cover can be quickly and easily taken down from the top of the filter element main body, and the filter element is easy, convenient, time-saving and labor-saving.

Description

Technical Field

[0001] The utility model relates to the technical field of filters, in particular to a large-flow water treatment filter element and a security filter. Background Art

[0002] When filtering fluids, a filtering device is required, and the core component that plays a filtering role in the filtering device is the filter element. The filter element generally includes a filter element body, a filter element top cover arranged at the top of the filter element body, and a filter element bottom cover arranged at the bottom of the filter element body. A filter membrane for filtering is arranged on the filter element body. During use, a vacuum is formed between the top cover and the filter element body, making it difficult to remove the top cover, which is time-consuming and laborious, and easily damages the filter element. Summary of the Utility Model

[0003] The utility model provides a large-flow water treatment filter element and a security filter, aiming to solve the problems in the prior art.

[0004] The technical solution of the utility model for solving the above technical problems is as follows:

[0005] A large-flow water treatment filter element includes a filter element body and a top cover. The top of the filter element body is open. The top cover has a structure that is thin at one end and thick at the other end. The top cover is installed at the open top of the filter element body, and its thin end extends into the top of the filter element body. A sealing ring is installed between the thin end of the top cover and the filter element body. A pressure release device for releasing the pressure between the sealing ring and the top cover is installed at the thick end of the top cover.

[0006] The beneficial effect of the utility model is that the structure of the utility model is simple and reasonable. The pressure release device can be used to quickly release the pressure between the top cover and the filter element body, so that the top cover can be quickly and easily removed from the top of the filter element body, which is easy, convenient, time-saving and labor-saving.

[0007] Based on the above technical solution, the utility model can be further improved as follows.

[0008] Further, a through notch is provided at the thick end of the top cover. The pressure release device includes a pressure release plate, and the pressure release plate is installed at the notch, and one end of it extends between the top cover and the sealing ring.

[0009] The beneficial effect of adopting the above further solution is that during use, the pressure release plate can be manually pulled out from the notch to release the pressure between the top cover and the sealing ring, that is, between the top cover and the filter element body, so that the top cover can be easily removed, and the operation is simple, time-saving and labor-saving.

[0010] Further, one end of the pressure release plate has a bent plate-like structure, and the other end has a flat plate-like structure.

[0011] The beneficial effects of adopting the above further solution are that the structure is simple, the shape of the pressure release plate is reasonably designed, one end of it is inserted between the sealing ring and the top cover, and the other end is convenient for the operator to manually pull out the pressure release plate, and the operation is very simple.

[0012] Further, on the parts of the thick end of the top cover corresponding to both sides of the notch, support steps are respectively provided, and jacks are oppositely provided on the two support steps; inserting rods are fixedly installed oppositely on both sides of the pressure release plate, and the two inserting rods are respectively inserted into the two jacks.

[0013] The beneficial effects of adopting the above further solution are that the structure is simple and the design is reasonable. By using the cooperation of the two inserting rods and the two jacks, the assembly stability of the pressure release plate can be increased, and it is also convenient for the subsequent pulling out of the pressure release plate. The design is ingenious.

[0014] Further, the filter element main body has a cylindrical structure, and the top cover is a circular cover body.

[0015] The beneficial effects of adopting the above further solution are that the shapes of the above filter element main body and the top cover are reasonably designed, match each other, and are convenient for assembly.

[0016] Further, an annular step is provided on the top cover, and a through central hole is provided at the center of the annular step.

[0017] The beneficial effects of adopting the above further solution are that the structure is simple and the design is reasonable. The central hole on the step is convenient for liquid to enter the filter element main body.

[0018] Further, a handle is fixedly installed on the annular step, the handle straddles the central hole, and its two ends are respectively fixedly connected to the parts of the top cover corresponding to the edge of the central hole.

[0019] The beneficial effects of adopting the above further solution are that the structure is simple and the design is reasonable. The setting of the handle is convenient for manually lifting the entire top cover manually after the pressure is released. The operation is simple, time-saving and labor-saving.

[0020] Further, inserting cylinders are fixedly installed oppositely on the annular step, and the two inserting cylinders are oppositely distributed on both sides of one end of the notch; inserting columns are fixedly installed oppositely on both sides of the other end of the pressure release plate, and the two inserting columns are respectively inserted into the two inserting cylinders.

[0021] The beneficial effects of adopting the above further solution are that the structure is simple and the design is reasonable. By using the cooperation of the two inserting columns and the two inserting cylinders, the assembly stability of the pressure release plate can be increased, and it is also convenient for the subsequent pulling out of the pressure release plate. The design is ingenious.

[0022] Further, the bottom of the filter element main body is open, and a bottom cover is installed.

[0023] The beneficial effect of adopting the above further solution is that the structure is simple and reasonable in design. By using the bottom cover to seal the bottom of the filter element body, it is convenient for filtration.

[0024] The utility model further relates to a security filter, including a base, and a plurality of vertically penetrating mounting holes are evenly spaced on the base; it further includes the large-flow water treatment filter element as described above, and a plurality of the filter element bodies are respectively vertically installed at the plurality of mounting holes.

[0025] The beneficial effect of adopting the above further solution is that the utility model further provides a security filter. The filter has a simple structure and reasonable design. By using a pressure release device, the pressure between the top cover and the filter element body can be quickly released, so that the top cover can be quickly and easily removed from the top of the filter element body, which is easy, convenient, time-saving and labor-saving. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a schematic structural diagram of a single filter element in the utility model;

[0027] Figure 2 It is a cross-sectional view of a single filter element in the utility model;

[0028] Figure 3 It is a partial assembly drawing of the filter element body and the top cover in the utility model;

[0029] Figure 4 It is a schematic overall structural diagram of the top cover in the utility model;

[0030] Figure 5 It is a schematic partial structural diagram of the top cover in the utility model;

[0031] Figure 6 is Figure 5 an enlarged view of A in

[0032] Figure 7 It is a schematic diagram of the upper end face structure of the pressure release plate in the utility model;

[0033] Figure 8 It is a schematic diagram of the lower end face structure of the pressure release plate in the utility model;

[0034] Figure 9 It is a schematic structural diagram of the bottom cover in the utility model;

[0035] Figure 10 It is a schematic structural diagram of the security filter in the utility model.

[0036] In the drawings, the list of components represented by each reference numeral is as follows:

[0037] 1. Filter element body; 2. Top cover; 3. Sealing ring; 4. Notch; 5. Pressure release plate; 6. Support step; 7. Jack; 8. Plug rod; 9. Annular step; 10. Central hole; 11. Handle; 12. Insertion cylinder; 13. Insertion column; 14. Bottom cover; 15. Base. Detailed implementation mode

[0038] It should be noted that, without conflict, the embodiments in the present utility model and the features in the embodiments can be combined with each other.

[0039] In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "transverse", "up", "down", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus cannot be understood as a limitation to the present utility model. In addition, the terms "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the quantity of the indicated technical features. Thus, the features defined with "first", "second", etc. may explicitly or implicitly include one or more of such features. In the description of the present utility model, unless otherwise specified, the meaning of "a plurality" is two or more.

[0040] In the description of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection", "connection" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood through specific situations.

[0041] The present utility model will be described in detail below with reference to the drawings and in conjunction with the embodiments.

[0042] Embodiment 1

[0043] As Figures 1 to 9As shown in the figure, this embodiment provides a large-flow water treatment filter element, which includes a filter element body 1 and a top cover 2. The top of the filter element body 1 is open; the top cover 2 has a structure that is thin at one end and thick at the other end. The top cover 2 is installed at the open top of the filter element body 1, and its thin end extends into the top of the filter element body 1. A sealing ring 3 is installed between the thin end of the top cover 2 and the filter element body 1; a pressure release device for releasing the pressure between the sealing ring 3 and the top cover 2 is installed at the thick end of the top cover 2.

[0044] The structure of this embodiment is simple and reasonable in design. The pressure release device can be used to quickly release the pressure between the top cover and the filter element body, so that the top cover can be quickly and easily removed from the top of the filter element body, which is easy, convenient, time-saving and labor-saving.

[0045] Embodiment 2

[0046] On the basis of Embodiment 1, in this embodiment, a through notch 4 is provided at the thick end of the top cover 2. The pressure release device includes a pressure release plate 5. The pressure release plate 5 is installed at the notch 4, and one end of it extends between the top cover 2 and the sealing ring 3.

[0047] During use, manually pull out the pressure release plate 5 from the notch 4 to release the pressure between the top cover 2 and the sealing ring 3, that is, between the top cover 2 and the filter element body 1, so that the top cover 2 can be easily removed. The operation is simple, time-saving and labor-saving.

[0048] Embodiment 3

[0049] On the basis of Embodiment 2, in this embodiment, one end of the pressure release plate 5 has a bent plate-like structure, and the other end has a flat plate-like structure.

[0050] This solution has a simple structure and a reasonable shape design of the pressure release plate 5. One end of it is inserted between the sealing ring 3 and the top cover 2, and the other end is convenient for the operator to manually pull out the pressure release plate 5, and the operation is very simple.

[0051] Based on the above solution, there are multiple bending points at one end of the pressure release plate 5, so that one end of the pressure release plate 5 is in contact with the outer side of the thick end of the top cover 2, the end face of the thick end of the top cover 2 close to the sealing ring 3, and the thin end of the top cover 2 in sequence.

[0052] Embodiment 4

[0053] On the basis of any one of Embodiments 2 to 3, in this embodiment, support steps 6 are respectively provided at the parts of the thick end of the top cover 2 corresponding to both sides of the notch 4, and insertion holes 7 are provided opposite to each other on the two support steps 6; insertion rods 8 are fixedly installed opposite to each other on both sides of the pressure release plate 5, and the two insertion rods 8 are respectively inserted into the two insertion holes 7.

[0054] This solution has a simple structure and a reasonable design. By using the cooperation of two inserting rods 8 and two inserting holes 7, it can not only increase the assembly stability of the pressure release plate 5, but also facilitate the subsequent extraction of the pressure release plate 5. The design is ingenious.

[0055] Preferably, in this embodiment, the two inserting holes 7 are preferably circular holes, and the two inserting rods 8 are preferably cylindrical rods.

[0056] Embodiment 5

[0057] Based on any one of Embodiment 2 or Embodiment 4, in this embodiment, the filter element main body 1 has a cylindrical structure, and the top cover 2 is a circular cover body.

[0058] The shapes of the filter element main body 1 and the top cover 2 are reasonably designed, match each other, and are convenient for assembly.

[0059] Embodiment 6

[0060] Based on Embodiment 5, in this embodiment, an annular step 9 is provided on the top cover 2, and a through central hole 10 is provided at the center of the annular step 9.

[0061] This solution has a simple structure and a reasonable design. The central hole 10 on the annular step 9 facilitates the liquid to enter the filter element main body 1.

[0062] Preferably, in this embodiment, the central hole 10 is preferably a circular hole.

[0063] Embodiment 7

[0064] Based on Embodiment 6, in this embodiment, a handle 11 is fixedly installed on the annular step 9. The handle 11 straddles the central hole 10, and its two ends are respectively fixedly connected to the parts of the top cover 2 corresponding to the edges of the central hole 10.

[0065] This solution has a simple structure and a reasonable design. The setting of the handle 11 facilitates manually lifting the entire top cover 2 after pressure release. The operation is simple, time-saving and labor-saving.

[0066] Preferably, in this embodiment, the handle 11 is preferably in an inverted U-shaped structure, and the two sides of its open end are respectively fixedly connected to the annular step 9.

[0067] Embodiment 8

[0068] Based on any one of Embodiments 6 to 7, in this embodiment, inserting cylinders 12 are relatively fixedly installed on the annular step 9. The two inserting cylinders 12 are relatively distributed on both sides of one end of the notch 4; two inserting posts 13 are relatively fixedly installed on both sides of the other end of the pressure release plate 5, and the two inserting posts 13 are respectively inserted into the two inserting cylinders 12.

[0069] This solution has a simple structure and a reasonable design. By using the cooperation of two insertion posts 13 and two insertion cylinders 12, it can not only increase the assembly stability of the pressure release plate 5, but also facilitate the subsequent extraction of the pressure release plate 5. The design is ingenious.

[0070] Preferably, in this embodiment, the two insertion cylinders 12 are respectively preferably circular cylinders, and the two insertion posts 13 are respectively preferably circular columns.

[0071] Embodiment 9

[0072] Based on the above embodiments, in this embodiment, the bottom of the filter element main body 1 is open, and a bottom cover 14 is installed.

[0073] This solution has a simple structure and a reasonable design. By using the bottom cover 14 to seal the bottom of the filter element main body 1, it is convenient for filtration.

[0074] Embodiment 10

[0075] Based on the above embodiments, as Figure 10 shown, this embodiment further provides a security filter, including a base 15, and a plurality of vertically penetrating mounting holes are evenly spaced on the base 15; it further includes the large-flow water treatment filter element as described above, and a plurality of the filter element main bodies 1 are respectively vertically installed at the plurality of mounting holes.

[0076] This embodiment further provides a security filter. This filter has a simple structure and a reasonable design. By using the pressure release device, the pressure between the top cover 2 and the filter element main body 1 can be quickly released, so as to quickly and easily remove the top cover 2 from the top of the filter element main body 1, which is easy, convenient, time-saving and labor-saving.

[0077] The working principle of the present invention is as follows:

[0078] During use, manually pull out the pressure release plate 5 from the notch 4 to release the pressure between the top cover 2 and the sealing ring 3, that is, between the top cover 2 and the filter element main body 1, so as to easily remove the top cover 2. The operation is simple, time-saving and labor-saving.

[0079] The present invention provides a large-flow water treatment filter element and a security filter, which can use the pressure release device to quickly release the pressure between the top cover and the filter element main body, so as to quickly and easily remove the top cover from the top of the filter element main body, which is easy, convenient, time-saving and labor-saving.

[0080] For those skilled in the art, it is obvious that the present utility model is not limited to the details of the above-described exemplary embodiments, and the present utility model can be implemented in other specific forms without departing from the spirit or basic characteristics of the present utility model. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the present utility model is defined by the appended claims rather than the above description. Therefore, all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be embraced within the present utility model. Any reference signs in the claims should not be construed as limiting the claims involved.

[0081] In addition, it should be understood that although this specification is described in terms of embodiments, not every embodiment only contains an independent technical solution. This narrative way of the specification is only for clarity. Those skilled in the art should regard the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

[0082] The above are only the preferred embodiments of the present utility model and are not intended to limit the present utility model. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A large-flow filter element for water treatment, characterized in that: It includes a filter element main body (1) and a top cover (2). The top of the filter element main body (1) is open. The top cover (2) has a structure that is thin at one end and thick at the other end. The top cover (2) is installed at the open top of the filter element main body (1), and its thin end extends into the top of the filter element main body (1). A sealing ring (3) is installed between the thin end of the top cover (2) and the filter element main body (1). A pressure release device for releasing the pressure between the sealing ring (3) and the top cover (2) is installed at the thick end of the top cover (2). A notch (4) that penetrates through the inside and outside is provided at the thick end of the top cover (2). The pressure release device includes a pressure release plate (5). The pressure release plate (5) is installed at the notch (4), and one end of it extends between the top cover (2) and the sealing ring (3). Support steps (6) are respectively provided at the parts of the thick end of the top cover (2) corresponding to both sides of the notch (4). Socket holes (7) are oppositely provided on the two support steps (6). Plug rods (8) are relatively and fixedly installed on both sides of the pressure release plate (5), and the two plug rods (8) are respectively inserted into the two socket holes (7).

2. The large-flow water treatment filter element according to claim 1, characterized in that: One end of the pressure release plate (5) has a bent plate-like structure, and the other end has a flat plate-like structure.

3. The large-flow water treatment filter element according to claim 1, characterized in that: The filter element main body (1) has a cylindrical structure, and the top cover (2) is a circular cover body.

4. The large-flow water treatment filter element according to claim 3, wherein: An annular step (9) is provided on the top cover (2), and a through central hole (10) is provided at the center of the annular step (9).

5. The large-flow water treatment filter element according to claim 4, wherein: A handle (11) is fixedly installed on the annular step (9). The handle (11) straddles the central hole (10), and its two ends are respectively fixedly connected to the parts of the top cover (2) corresponding to the edge of the central hole (10).

6. The large-flow water treatment filter element according to claim 4, wherein: Insert cylinders (12) are relatively and fixedly installed on the annular step (9). The two insert cylinders (12) are relatively distributed on both sides of one end of the notch (4). Two plug posts (13) are relatively and fixedly installed on both sides of the other end of the pressure release plate (5), and the two plug posts (13) are respectively inserted into the two insert cylinders (12).

7. The large-flow water treatment filter element according to any one of claims 1-2, characterized in that: The bottom of the filter element main body (1) is open, and a bottom cover (14) is installed.

8. A security filter, comprising a base (15), wherein a plurality of through holes penetrating up and down are evenly spaced on the base (15); characterized in that: It also includes the large-flow water treatment filter element according to any one of claims 1-7. A plurality of the filter element main bodies (1) are respectively vertically installed at a plurality of the installation holes.

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