CN214075304U

CN214075304U - Double-layer composite folding filter element

Info

Publication number: CN214075304U
Application number: CN202023049105.6U
Authority: CN
Inventors: 奚长亮
Original assignee: Langfang Kun He Filter Equipment Co ltd
Current assignee: Langfang Kun He Filter Equipment Co ltd
Priority date: 2020-12-17
Filing date: 2020-12-17
Publication date: 2021-08-31
Anticipated expiration: 2030-12-17

Abstract

The utility model discloses a double-deck compound folding filter core, including double-deck filter core body, double-deck filter core body includes outer filter core filtering layer and inner core filtering layer, the inside outer core skeleton that is provided with of outer filter core filtering layer, the inner core filtering layer sets up inside outer core skeleton, the inside inner core skeleton that is provided with of inner core filtering layer, outer filter core filtering layer top is provided with the upper end cover, first hole has been seted up at the upper end cover middle part, the upper end cover downside is provided with annular outside limit, outer filter core filtering layer bottom is provided with the lower extreme cover, the lower extreme cover top is provided with annular arch, the second hole has been seted up at the lower extreme cover middle part. The utility model discloses structural design scientific and reasonable through setting up inner core filtering layer and outer core filtering layer and combining the use, and is compatible good, and low cost can combine the colating and the essence is strained in an organic whole, has saved the quantity that colating and essence strained the filter, and the handling capacity is big, and the running cost is lower, long service life, convenient to detach maintenance.

Description

Double-layer composite folding filter element

Technical Field

The utility model relates to a filter core equipment technical field specifically is a double-deck compound folding filter core.

Background

The filter element is a term of filtering and purifying functions, and is mainly used in the filtering industries of oil filtration, air filtration, water filtration and the like at present in order to purify the resources of the original fluid and a simple and convenient device for separating the resources. The filter element separates solid particles in liquid or gas or makes different material components fully contact, so that the reaction time is shortened, the normal work of equipment or the cleanness of air can be protected, when fluid enters the filter element with a filter screen with a certain specification, impurities are blocked, and clean fluid flows out through the filter element. The liquid filter element makes the liquid (including oil, water, etc.) clean the polluted liquid to the state required by production and life, namely, the liquid reaches a certain cleanliness. The air filter element can clean the polluted air to the state required by production and life, namely, the air can reach certain cleanliness. The existing filter element group has complex structure, is inconvenient to disassemble and maintain, is difficult to simultaneously realize the effects of rough filtration and fine filtration, is greatly limited during use, and improves the production cost. Therefore, a double-layer composite folding filter element is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a double-deck compound folding filter core to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a double-deck compound folding filter core, includes double-deck filter core body, double-deck filter core body includes outer filter core and inner core filtering layer, the inside outer core skeleton that is provided with of outer filter core, the inner core filtering layer sets up inside outer core skeleton, the inside inner core skeleton that is provided with of inner core filtering layer, outer filter core filtering layer top is provided with the upper end cover, first hole has been seted up at the upper end cover middle part, the upper end cover downside is provided with annular outside limit, outer filter core filtering layer bottom is provided with the lower extreme cover, the lower extreme cover top is provided with annular arch, the second hole has been seted up at the lower extreme cover middle part.

Preferably, the side surfaces of the outer core framework and the inner core framework are provided with through holes.

Preferably, the annular outer side edge is spirally and hermetically connected with the upper port of the outer core framework.

Preferably, the inner core framework is welded on the annular protrusion in a hot melting mode.

Preferably, the inner core filtering layer is welded on the inner core framework in a hot melting mode, and the outer core filtering layer is welded on the outer core framework in a hot melting mode.

Preferably, the cross sections of the inner core filter layer and the outer core filter layer are divergently folded and multi-pleated, and the pleat heights of the pleats are equal.

Compared with the prior art, the beneficial effects of the utility model are that: this kind of double-deck compound folding filter core, structural design is simple reasonable, has stronger practicality, use through setting up inner core filtering layer and outer core filtering layer combination, compatibility is good, low cost, can combine the colating and essence to strain in an organic whole, the quantity of colating and essence filter has been saved, the handling capacity is big, the running cost is lower, long service life, outer core filtering layer and inner core filtering layer pass through upper end cover and lower end cover connection fixed, high stability, convenient to detach, easy to change, it is sealed reliable, the user can dismantle the maintenance or change to the filter core according to the circumstances, can provide effective support for inside and outside two filtering layers through setting up outer core skeleton and inner core skeleton, guarantee device's result of use.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a bottom view of the upper end cap structure of the present invention;

fig. 3 is a top view of the lower end cap structure of the present invention.

In the figure: 1 double-layer filter element body, 11 outer filter element layers, 12 outer filter element frameworks, 13 inner filter element layers, 14 inner core frameworks, 15 through holes, 16 upper end covers, 17 lower end covers, 18 first inner holes, 19 annular outer side edges, 2 annular bulges and 21 second inner holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a double-layer composite folding filter element comprises a double-layer filter element body 1, wherein the double-layer filter element body 1 comprises an outer filter element filtering layer 11 and an inner core filtering layer 13, an outer core framework 12 is arranged inside the outer filter element filtering layer 11, the inner core filtering layer 13 is arranged inside the outer core framework 12, an inner core framework 14 is arranged inside the inner core filtering layer 13, the inner core filtering layer 13 is welded on the inner core framework 14 in a hot melting mode, the outer core framework 12 and the inner core framework 14 can provide effective support for the inner and outer double filtering layers to ensure the using effect of the device, the outer filter element filtering layer 11 is welded on the outer core framework 12 in a hot melting mode, the sections of the inner core filtering layer 13 and the outer filter element filtering layer 11 are in a divergent folding multi-fold shape, the fold heights of folds are equal, the inner core filtering layer 13 and the outer core filtering layer 11 are combined for use, the compatibility is good, the cost is low, the rough filtering and the fine filtering can be combined with the rough filtering and the fine filtering, the number of rough filtering and the fine filtering filters is saved, the treatment capacity is large, the operation cost is low, and the service life is long.

Through-hole 15 is all seted up with inner core skeleton 14 side to

outer core skeleton

12, 11 tops of outer core filtering layer are provided with upper end cover 16, first hole 18 has been seted up at upper end cover 16 middle part, the 16 downside of upper end cover is provided with annular

outside limit

19, 19 spiral and sealing connection are at outer core skeleton 12 upper port in annular outside limit, 11 bottoms of outer core filtering layer are provided with lower end cover 17, lower end cover 17 top is provided with

annular arch

2, 14 hot melt welding of inner core skeleton are on annular arch 2, second hole 21 has been seted up at lower end cover 17 middle part, outer core filtering layer 11 and inner core filtering layer 13 are connected fixedly through upper end cover 16 and lower end cover 17, high stability, convenient to detach, easy to change, it is sealed reliable, the user can dismantle the maintenance or change the filter core according to the condition.

The working principle is as follows:

this kind of double-deck compound folding filter core, when using, use through inner core filtering layer 13 and outer core filtering layer 11 combination, can combine the colating and finely filter in an organic whole, effectively filter the inflow liquid, guarantee the filter effect, the quantity of colating and finely filter the filter has been saved simultaneously, the cost is saved, correspond outer core filtering layer 11 and inner core filtering layer 13 during the installation and insert in proper order, it is spacing to use upper end cover 16 to fix it after that, can begin to carry out the filter work afterwards, it is comparatively convenient to use.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a double-deck compound folding filter core, includes double-deck filter core body (1), its characterized in that: double-deck filter core body (1) is including outer filter core filtering layer (11) and inner core filtering layer (13), outer filter core filtering layer (11) inside is provided with outer core skeleton (12), inner core filtering layer (13) set up inside outer core skeleton (12), inner core filtering layer (13) inside is provided with inner core skeleton (14), outer filter core filtering layer (11) top is provided with upper end cover (16), first hole (18) have been seted up at upper end cover (16) middle part, upper end cover (16) downside is provided with annular outside limit (19), outer filter core filtering layer (11) bottom is provided with lower end cover (17), lower end cover (17) top is provided with annular arch (2), second hole (21) have been seted up at lower end cover (17) middle part.

2. The dual layer composite pleated filter element of claim 1, wherein: the side surfaces of the outer core framework (12) and the inner core framework (14) are provided with through holes (15).

3. The dual layer composite pleated filter element of claim 1, wherein: the annular outer side edge (19) is spirally and hermetically connected with an upper port of the outer core framework (12).

4. The dual layer composite pleated filter element of claim 1, wherein: the inner core framework (14) is welded on the annular bulge (2) in a hot melting mode.

5. The dual layer composite pleated filter element of claim 1, wherein: the inner core filtering layer (13) is welded on the inner core framework (14) in a hot melting mode, and the outer core filtering layer (11) is welded on the outer core framework (12) in a hot melting mode.

6. The dual layer composite pleated filter element of claim 1, wherein: the sections of the inner core filtering layer (13) and the outer core filtering layer (11) are divergently folded and multi-pleated, and the pleat heights of the pleats are equal.