Filter capable of doubly passing liquid

Abstract

The utility model discloses a filter capable of doubly passing liquid, which belongs to the technical field of filters and comprises a shell, one side of the shell is communicated with a water inlet, and the other side of the shell is communicated with a water outlet; the filtering assembly comprises a sealing plug, the middle of the shell communicates with an installation opening, the sealing plug is in sealed threaded connection in the installation opening, a rotating disc is coaxially and rotationally connected to the side, close to the interior of the shell, of the sealing plug, a filtering cylinder and a filtering plate are fixedly connected to the rotating disc, and a communicating part is fixed in the shell; and the communicating part is communicated with the water inlet and the filter cartridge. According to the filter assembly, the filter cartridge and the filter plate do not rotate along with the sealing plug under the rotating action of the rotating disc and the clamping and fixing of the filter plate and the fixing part through the arrangement of the filter assembly, so that the filter assembly can be conveniently mounted in a filter with a narrower space, and the mounting adaptability of the filter assembly is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to filter technical field especially relates to a filter of double liquid. BACKGROUND

[0002] Filter is the filter pretreatment device commonly used on waterway control, oil way control equipment pipeline, is used to filter the impurity in liquid, improves the purity of liquid, improves the use effect of liquid. Common filter mostly can only filter liquid once, in order to improve the filtering effect, usually need to set more filter, or adopt more dense filter screen, easy to increase the complexity of pipeline, and reduce the maintenance and replacement efficiency of filter screen in filter, increase the maintenance of pipeline.

[0003] In the prior art, the filter element is used for primary filtering, and the filter screen in the filter hole of the filter ring is used for secondary filtering. The two filtering structures are installed on the sealing part and the valve body to perform double filtering. In this way, when the sealing part is installed and disassembled, the two filtering structures rotate together, so that the installation needs to be performed in the filter with a large space, reducing the installation adaptability of the filtering assembly. UTILITY MODEL CONTENTS

[0004] The utility model discloses a filter of double liquid, to solve the problem of the installation adaptability of the filtering assembly in the prior art.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A filter of double liquid, comprising:

[0007] A housing, a water inlet is communicated on one side of the housing, and a water outlet is communicated on the other side of the housing;

[0008] A filtering assembly, the filtering assembly comprises a sealing plug, an installation opening is communicated in the middle of the housing, the sealing plug is sealingly connected in the installation opening by screw thread, a rotating disc is coaxially connected on the side close to the inside of the housing, a filter cartridge and a filter plate are fixedly connected on the rotating disc, a communication part is fixed in the housing, the communication part communicates the water inlet and the filter cartridge, a plurality of filter holes are formed through the side of the filter cartridge, a fixed part is fixedly connected in the housing, the filter plate is sealingly connected with the fixed part, the filter plate and the fixed part sealingly separate the inside of the housing, and the filter hole diameter of the filter plate is smaller than the filter hole diameter of the filter hole.

[0009] Preferably, a sliding hopper is coaxially and slidingly connected in the filter cartridge, the sliding hopper has a funnel structure, and the end of the sliding hopper with a smaller opening points to the rotating disc.

[0010] Preferably, a plurality of spring seats are fixedly connected to the side of the sliding hopper close to the rotating disc, and a return spring is fixedly connected between the spring seat and the bottom of the filter cartridge.

[0011] Preferably, a guide block is fixedly connected to the top of the filter cartridge, the guide block has an arc shape, and one end of the arc shape points to the communication part, and the other end points to the sliding hopper.

[0012] Preferably, the filter plate comprises a filter frame, a filter screen is fixedly connected in the filter frame, a limiting groove is formed in the inner side of the fixed part, and the filter frame is sealingly and clippingly connected in the limiting groove.

[0013] Preferably, a sealing strip is fixedly connected to the outer side of the filter frame, and the sealing strip is extrudedly matched with the inner part of the limiting groove.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] 1、In the utility model, through setting up filter assembly, filter cartridge and filter plate form double filtering effect to liquid, and through rotatable rotating disc, filter cartridge and filter plate are installed on sealing plug, through installation and dismounting of sealing plug and shell, filter assembly is quickly installed and dismounted, maintenance and replacement efficiency of filter assembly is improved, under rotating action of rotating disc and clamping and fixing of filter plate and fixed part, filter cartridge and filter plate do not rotate with sealing plug, which is convenient to install in filter with narrow space, and installation adaptability of filter assembly is improved.

[0016] 2、In the utility model, through setting up sliding hopper, under guide action of guide block, liquid rushes to sliding hopper, under liquid impact and elastic force of return spring, sliding hopper reciprocates in liquid flow process, and forms scraping effect to impurities adhered to filter cartridge inner wall, and part of impurities enters space surrounded by sliding hopper and filter cartridge bottom with liquid, since sliding hopper has funnel shape, impurities are reduced to separate from above-mentioned space in reverse direction with water flow, and collection effect is formed to impurities, and when sliding hopper moves downward, extrusion effect is formed to collected impurities, and collection capacity of impurities is further improved. BRIEF DESCRIPTION OF DRAWINGS

[0017] Fig. 1 It is a structural schematic view of the utility model;

[0018] Fig. 2 It is an internal structure schematic view of the shell in vertical section state of the utility model;

[0019] Fig. 3The utility model discloses a filter cartridge vertical section state internal structure schematic diagram.

[0020] In the drawing: 1 shell, 2 water inlet, 3 water outlet, 4 mounting port, 5 sealing plug, 6 rotating disc, 7 filter cartridge, 8 communication part, 9 filter hole, 10 sliding hopper, 11 return spring, 12 flow guide block, 13 filter plate, 14 filter frame, 15 filter screen, 16 fixed part, 17 limiting groove. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be apparently and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0022] Referring to Figs. 1-3 A filter that can double-liquid filtering, comprising:

[0023] The shell 1 is communicated with the water inlet 2 on one side, and communicated with the water outlet 3 on the other side.

[0024] The filter assembly comprises a sealing plug 5, the middle part of the shell 1 is communicated with the mounting port 4, the sealing plug 5 is sealingly screwed in the mounting port 4, the sealing plug 5 is coaxially rotatably connected with the rotating disc 6 close to the inside of the shell 1, the rotating disc 6 is fixedly connected with the filter cartridge 7 and the filter plate 13, the shell 1 is fixedly connected with the communication part 8, the communication part 8 communicates the water inlet 2 and the filter cartridge 7, a plurality of filter holes 9 are formed through the side of the filter cartridge 7, the shell 1 is fixedly connected with the fixed part 16, the filter plate 13 is sealingly connected with the fixed part 16, the filter plate 13 and the fixed part 16 sealingly separate the inside of the shell 1, and the filter hole diameter of the filter plate 13 is smaller than the filter hole diameter of the filter hole 9.

[0025] The sliding hopper 10 is coaxially slidably connected in the filter cartridge 7, the sliding hopper 10 adopts a funnel structure, and the small opening end of the sliding hopper 10 points to the rotating disc 6.

[0026] The sliding hopper 10 is fixedly connected with a plurality of spring seats on the side close to the rotating disc 6, and the spring seats are fixedly connected with the return spring 11 between the bottom of the filter cartridge 7.

[0027] The flow guide block 12 is fixedly connected to the top of the filter cartridge 7, the flow guide block 12 is arc-shaped, one end of the arc-shaped flow guide block 12 points to the communication part 8, and the other end points to the sliding hopper 10.

[0028] The filter plate 13 comprises a filter frame 14, the filter screen 15 is fixedly connected in the filter frame 14, the limiting groove 17 is formed in the inner side of the fixed part 16, and the filter frame 14 is sealingly connected in the limiting groove 17.

[0029] The filter frame 14 is fixedly connected with a sealing strip on the outer side, and the sealing strip is extrudedly matched with the inside of the limiting groove 17.

[0030] The operation principle of the utility model is described as follows:

[0031] In practical use, the filter frame 14 on the sealing plug 5 is aligned with the fixed part 16 in the shell 1, the filter frame 14 is inserted into the limiting groove 17 on the fixed part 16, the limiting of the filter frame 14, the rotating disc 6 and the filter cylinder 7 is completed, the sealing plug 5 is rotated again, the sealing plug 5 is sealed and screwed into the mounting port 4 of the shell 1, and the quick installation of the filter assembly is completed.

[0032] In work, liquid enters the shell 1 from the water inlet 2, firstly enters the filter cylinder 7 through the communication part 8 communicated with the water inlet 2, and then passes through the filter holes 9 on the filter cylinder 7, so that the liquid is subjected to the first re-filtering when passing through the filter holes 9 into the shell 1.

[0033] The liquid entering the shell 1 passes through the filter screen 15 on the filter frame 14, so that the liquid is subjected to the second re-filtering when passing through the filter screen 15 into the water outlet 3, and the filtering effect of impurities in the liquid is improved through the double filtering.

[0034] When the liquid enters the filter cylinder 7 through the communication part 8, the liquid firstly impacts the flow guide block 12 and enters the filter cylinder 7 under the flow guiding effect of the flow guide block 12, so that the liquid directly passing through the filter holes 9 opposite to the communication part 8 into the shell 1 is effectively avoided, the liquid uniformly passes through the filter holes 9 on the circumferential side of the filter cylinder 7, and the filtering uniformity of the plurality of filter holes 9 is improved.

[0035] Meanwhile, the liquid impacts the sliding hopper 10 under the flow guiding effect of the flow guide block 12, the sliding hopper 10 is subjected to the impact effect, the sliding hopper 10 reciprocates in the liquid flow process under the elastic force of the return spring 11, the impurities adhered to the inner wall of the filter cylinder 7 are scraped off, and the impurities flow into the sliding hopper 10 with the liquid, enter the space surrounded by the sliding hopper 10 and the inner bottom of the filter cylinder 7 through the sliding hopper 10, the impurities are reduced from the space in the reverse direction of the water flow due to the funnel shape of the sliding hopper 10, the collection effect of the impurities is formed, the collected impurities are subjected to the extrusion effect when the sliding hopper 10 moves downward, and the collection capacity of the impurities is further improved.

[0036] When the filter assembly needs to be cleaned or replaced, the sealing plug 5 is reversely rotated, the filter cylinder 7 and the filter plate 13 do not rotate with the sealing plug 5 under the rotating effect of the rotating disc 6 and the clamping fixation of the filter plate 13 and the fixed part 16, and the installation adaptability of the filter assembly is improved, so that the filter assembly is conveniently installed in a relatively narrow filter.

[0037] The above merely describes a preferred embodiment of the present application, and the protection scope of the present application is not limited thereto, and any skilled person in the art, according to the technical scheme and the inventive concept of the present application, makes equivalent replacement or change within the technical range disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. A filter which can double-pass a liquid, characterized by, include: A housing (1), wherein one side of the housing (1) is connected to a water inlet (2) and the other side is connected to a water outlet (3); A filter assembly, comprising a sealing plug (5), a mounting port (4) in communication with the middle of the housing (1), the sealing plug (5) being sealingly threadedly connected to the mounting port (4), a rotating disk (6) being coaxially rotatably connected to the side of the sealing plug (5) close to the interior of the housing (1), a filter cartridge (7) and a filter plate (13) being fixedly connected to the rotating disk (6), a connecting portion (8) being fixed in the housing (1), the connecting portion (8) being in communication with the water inlet (2) and the filter cartridge (7), a plurality of filter holes (9) being provided through the circumference of the filter cartridge (7), a fixing portion (16) being fixedly connected in the housing (1), the filter plate (13) being sealingly engaged with the fixing portion (16), the filter plate (13) and the fixing portion (16) being sealingly separated from the interior of the housing (1), the filter aperture of the filter plate (13) being smaller than the filter aperture of the filter holes (9).

2. The filter according to claim 1, wherein in: A sliding bucket (10) is coaxially slidably connected inside the filter cartridge (7). The sliding bucket (10) adopts a funnel structure, and the end of the sliding bucket (10) with a small opening points toward the rotating disk (6).

3. A filter according to claim 2, wherein, in: A plurality of spring seats are fixedly connected to one side of the sliding bucket (10) close to the rotating disk (6), and a return spring (11) is fixedly connected between the spring seat and the inner bottom of the filter cylinder (7).

4. The filter according to claim 2, wherein in: A guide block (12) is fixedly connected to the top of the filter cartridge (7). The guide block (12) is arc-shaped, with one end of the arc pointing to the connecting portion (8) and the other end pointing to the sliding bucket (10).

5. The filter according to claim 1, wherein in: The filter plate (13) comprises a filter frame (14), a filter screen (15) is fixedly connected to the filter frame (14), a limiting groove (17) is provided on the inner side of the fixing portion (16), and the filter frame (14) is sealed and clamped in the limiting groove (17).

6. A filter according to claim 5, wherein, in: A sealing strip is fixedly connected to the outside of the filter frame (14), and the sealing strip is extruded and fitted into the interior of the limiting groove (17).

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