Large-flow melt-blown filter element with shell
By designing the structure of connecting blocks, connecting slots, through holes and bolts on the high-flow meltblown filter element, the problem of troublesome and insolidity of multiple sets of ordinary meltblown filter elements is solved, and a more stable connection effect is achieved and the product is improved. Practicality.
Patent Information
- Application Number
- CN202420837497.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-22
- Publication Date
- 2025-01-14
- Estimated Expiration
- 2034-04-22
AI Technical Summary
Ordinary high-flow meltblown filter elements with shells are troublesome and not strong when docking multiple sets, which affects their usefulness.
A large flow meltblown filter element with a shell is designed, adopting a structure of a connecting block, a connecting groove, a first through hole, a second through hole and a bolt, and through the external thread of the bolt outer annular surface and the inner annular surface of the second through hole. The internal threads of the bolt rod part are threaded to extend to the inside of the second through-hole and the first through-hole, achieving a more stable connection.
It effectively solves the problem of troublesome and insolidity of multiple sets of docking, and improves the connection stability and practicality of the meltblown filter element.
Smart Images
Figure CN222342261U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of melt-blown filter elements, in particular to a large-flow melt-blown filter element with an outer shell. Background Art
[0002] The meltblown filter element is a tubular filter element made of non-toxic and odorless polypropylene particles, which is heated, melted, spun, pulled, and formed. If the raw material is mainly polypropylene, it can be called a PP meltblown filter element. The current meltblown filter element has a filtering effect, but it still needs to be improved. Specifically: The multi-group docking of ordinary large-flow meltblown filter elements with outer shells is troublesome and not firm.
[0003] Therefore, it is particularly important to design a large-flow melt-blown filter element with a shell to change the above-mentioned technical defects and improve overall practicality. Utility Model Content
[0004] The purpose of the utility model is to provide a large flow melt-blown filter element with a shell to solve the problems raised in the above background technology.
[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:
[0006] A large flow melt-blown filter element with a shell, comprising a first melt-blown filter element body, the first melt-blown filter element body comprising a first upper connecting ring and a lower connecting ring, wherein the first upper connecting ring is located at the top of the first melt-blown filter element body, wherein the lower connecting ring is located at the bottom of the first melt-blown filter element body, a second melt-blown filter element body is movably mounted on the outer bottom of the first melt-blown filter element body, a filter port is provided at the center of the outer top of the first upper connecting ring, a connecting block is provided at the outer top of the first upper connecting ring, a second through hole is provided on the outer ring surface of the connecting block, and an outer shell is mounted on the outer bottom of the first upper connecting ring;
[0007] A filter element is installed inside the outer shell, a lower connecting ring is installed on the outer bottom of the outer shell, two groups of first through holes are opened on the outer ring surface of the lower connecting ring, bolts are movably installed on the inner ring surface of the first through holes, a connecting groove is opened on the outer bottom of the lower connecting ring, and a second upper connecting ring is movably installed on the outer bottom of the lower connecting ring.
[0008] As a preferred solution of the present invention, the first upper connecting ring has the same structure as the second upper connecting ring.
[0009] As a preferred solution of the utility model, the size of the outer annular surface of the connecting block is matched with the size of the inner annular surface of the connecting groove.
[0010] As a preferred solution of the utility model, an internal thread is arranged on the inner annular surface of the first through hole, and the first through hole and the second through hole have the same size and structure.
[0011] As a preferred solution of the utility model, the external thread on the outer annular surface of the bolt is matched with the internal thread on the inner annular surface of the second through hole.
[0012] As a preferred solution of the utility model, the bolt shank portion is partially threadedly connected and extends to the inside of the second through hole and the first through hole.
[0013] Compared with the prior art, the beneficial effects of the utility model are:
[0014] 1. In the utility model, a large-flow melt-blown filter element with an outer shell is designed, and a connecting block, a connecting groove, a first through hole, a second through hole and a bolt are used. Under the condition that the outer ring surface size of the connecting block is matched with the inner ring surface size of the connecting groove, the staff aligns the connecting block with the connecting groove for connection, which achieves a first connection effect. Under the condition that the external thread of the outer ring surface of the bolt is matched with the internal thread of the inner ring surface of the second through hole, and the bolt rod part is threadedly connected and extends to the inside of the second through hole and the first through hole, the connection between the first melt-blown filter element body and the second melt-blown filter element body is reinforced by bolts, which achieves a second connection effect, and effectively solves the problem that multiple groups of ordinary large-flow melt-blown filter elements with outer shells are troublesome and unstable. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;
[0016] Figure 2 This is an enlarged structural diagram of the first upper connecting ring of the utility model;
[0017] Figure 3 This is a schematic diagram of the enlarged structure inside the shell of the utility model;
[0018] Figure 4 It is a schematic diagram of the enlarged structure of the lower connecting ring of the utility model from top view.
[0019] In the figure: 1. first melt-blown filter element body; 2. second melt-blown filter element body; 3. outer shell; 4. first upper connecting ring; 5. filter port; 6. lower connecting ring; 7. first through hole; 8. bolt; 9. second upper connecting ring; 10. connecting block; 11. second through hole; 12. connecting groove; 13. filter element. DETAILED DESCRIPTION
[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.
[0021] In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively with reference to the relevant drawings below. Several embodiments of the utility model are given. However, the utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.
[0022] It should be noted that when an element is referred to as being "fixed to" another element, it may be directly on the other element or there may be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.
[0023] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art in the technical field of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.
[0024] For examples, see Figure 1-4 , the utility model provides a technical solution:
[0025] A large flow melt-blown filter element with a shell, comprising a first melt-blown filter element body 1, the first melt-blown filter element body 1 comprising a first upper connecting ring 4 and a lower connecting ring 6, wherein the first upper connecting ring 4 is located at the top of the first melt-blown filter element body 1, wherein the lower connecting ring 6 is located at the bottom of the first melt-blown filter element body 1, a second melt-blown filter element body 2 is movably mounted on the outer bottom of the first melt-blown filter element body 1, a filter port 5 is provided at the center of the outer top of the first upper connecting ring 4, a connecting block 10 is provided at the outer top of the first upper connecting ring 4, a second through hole 11 is provided on the outer ring surface of the connecting block 10, and an outer shell 3 is installed on the outer bottom of the first upper connecting ring 4;
[0026] A filter element 13 is installed inside the outer shell 3, a lower connecting ring 6 is installed at the outer bottom of the outer shell 3, two groups of first through holes 7 are opened on the outer ring surface of the lower connecting ring 6, bolts 8 are movably installed on the inner ring surface of the first through holes 7, a connecting groove 12 is opened at the outer bottom of the lower connecting ring 6, and a second upper connecting ring 9 is movably installed at the outer bottom of the lower connecting ring 6.
[0027] Specifically, refer to Figure 1 , Figure 2 , Figure 3 and Figure 4 The first upper connecting ring 4 and the second upper connecting ring 9 have the same structure, which facilitates the connection between the first melt-blown filter element body 1 and the second melt-blown filter element body 2.
[0028] Furthermore, the outer ring surface size of the connection block 10 is matched with the inner ring surface size of the connection groove 12, so that the staff can align the connection block 10 with the connection groove 12 for connection, thereby achieving the first connection effect.
[0029] Specifically, refer to Figure 1 , Figure 2 , Figure 3 and Figure 4 An internal thread is arranged on the inner ring surface of the first through hole 7, and the first through hole 7 has the same size and structure as the second through hole 11. The external thread on the outer ring surface of the bolt 8 is matched with the internal thread on the inner ring surface of the second through hole 11. The rod part of the bolt 8 is threadedly connected and extends to the inside of the second through hole 11 and the first through hole 7, so that the connection between the first melt-blown filter element body 1 and the second melt-blown filter element body 2 is strengthened by the bolt 8, which plays a second connection effect.
[0030] Working process of the utility model: A large-flow melt-blown filter element with an outer shell designed by the present invention is used, so that when multiple groups of melt-blown filter elements need to be docked, under the condition that the first upper connecting ring 4 and the second upper connecting ring 9 have the same structure, the connection between the first melt-blown filter element main body 1 and the second melt-blown filter element main body 2 is convenient, and under the condition that the outer ring surface size of the connecting block 10 is matched with the inner ring surface size of the connecting groove 12, the staff aligns the connecting block 10 with the connecting groove 12 for connection, which plays a first connection effect, and under the condition that the external thread of the outer ring surface of the bolt 8 is matched with the internal thread of the inner ring surface of the second through hole 11, and the threaded connection of the rod part of the bolt 8 extends to the inside of the second through hole 11 and the first through hole 7, the connection between the first melt-blown filter element main body 1 and the second melt-blown filter element main body 2 is reinforced by the bolt 8, which plays a second connection effect, and effectively solves the problem that multiple groups of ordinary large-flow melt-blown filter elements with outer shells are troublesome and unstable. Therefore, the utility model is a very practical product and is worthy of promotion and application.
[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A large flow melt-blown filter element with a shell, comprising a first melt-blown filter element body (1), characterized in that: The first melt-blown filter core body (1) comprises a first upper connecting ring (4) and a lower connecting ring (6), wherein the first upper connecting ring (4) is located at the top of the first melt-blown filter core body (1), wherein the lower connecting ring (6) is located at the bottom of the first melt-blown filter core body (1), a second melt-blown filter core body (2) is movably mounted at the outer bottom of the first melt-blown filter core body (1), a filter port (5) is provided at the center of the outer top of the first upper connecting ring (4), a connecting block (10) is provided at the outer top of the first upper connecting ring (4), a second through hole (11) is provided on the outer ring surface of the connecting block (10), and a housing (3) is mounted at the outer bottom of the first upper connecting ring (4); A filter element (13) is installed inside the outer shell (3), a lower connecting ring (6) is installed on the outer bottom of the outer shell (3), two groups of first through holes (7) are opened on the outer ring surface of the lower connecting ring (6), bolts (8) are movably installed on the inner ring surface of the first through holes (7), a connecting groove (12) is opened on the outer bottom of the lower connecting ring (6), and a second upper connecting ring (9) is movably installed on the outer bottom of the lower connecting ring (6).
2. A large flow melt-blown filter element with a housing according to claim 1, characterized in that: The first upper connecting ring (4) and the second upper connecting ring (9) have the same structure.
3. A large flow melt-blown filter element with a housing according to claim 1, characterized in that: The size of the outer annular surface of the connecting block (10) is matched with the size of the inner annular surface of the connecting groove (12).
4. A large flow melt-blown filter element with a housing according to claim 1, characterized in that: An internal thread is provided on the inner annular surface of the first through hole (7), and the first through hole (7) and the second through hole (11) have the same size and structure.
5. A large flow melt-blown filter element with a housing according to claim 1, characterized in that: The external thread on the outer annular surface of the bolt (8) is matched with the internal thread on the inner annular surface of the second through hole (11).
6. A large flow melt-blown filter element with a housing according to claim 1, characterized in that: The shank portion of the bolt (8) is threadedly connected and extends to the inside of the second through hole (11) and the first through hole (7).