CN220405948U - Filter that compressive capacity is strong - Google Patents

Abstract

The utility model discloses a filter with high compression resistance, which relates to the technical field of filtration and comprises a filter shell, wherein a liquid outlet is communicated with the outside of the filter shell, a flow pipeline is arranged in the filter shell, a backflow pipeline is formed between the filter shell and the flow pipeline, the upper end of the flow pipeline is connected with a pressure pipeline through a liquid inlet, a through groove is formed in the lower end of the flow pipeline, a sealing device is arranged in the through groove, a magnet is arranged at the upper end of the sealing device, a plurality of groups of filtering holes communicated with the backflow pipeline are formed in the inner wall surface of the lower part of the flow pipeline, and a filter screen is arranged in the filtering holes. According to the utility model, the iron powder impurities in the liquid flowing through the pipeline are adsorbed by the sealing device, and other impurities are filtered by the filter screen, so that various impurities can be precipitated at the upper end of the sealing device, a user can detach the sealing device at the bottom of the filter, and then the iron powder and other impurities at the upper end of the sealing device are cleaned conveniently and rapidly.

Description

Filter that compressive capacity is strong

Technical Field

The utility model relates to the technical field of filtration, in particular to a filter with strong compression resistance.

Background

Filters are an important component of pressure pipes for transporting, distributing, mixing, separating, discharging, metering, controlling and stopping fluid flow, through which various contaminants such as particles generated during transportation within the pressure pipe can be intercepted.

The existing filter device for the pressure pipeline is generally connected between pipelines, impurities flowing through the filter are filtered through the filter core, but impurities such as iron powder in conveying liquid are difficult to completely intercept by simply relying on the filter core, after long-time use, solid matters such as intercepted iron powder are easily accumulated in the filter, and therefore the filter effect is influenced, and meanwhile the service life of the filter is directly influenced.

Disclosure of Invention

The utility model aims to overcome the defects in the prior art, and provides the filter with high compression resistance, which can collect impurities such as iron powder in time, and the bottom sealing device can be detached, so that the impurities can be conveniently cleaned, and the service life of the filter is not influenced.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a filter that compressive capacity is strong, includes filter housing, filter housing's outside intercommunication has the liquid outlet, filter housing's internally mounted has the circulation pipeline, form the return line between filter housing and the circulation pipeline, the upper end of circulation pipeline is connected with pressure pipeline through the pan feeding mouth, logical groove has been seted up to the lower extreme of circulation pipeline, the internally mounted who leads to the groove has sealing device, magnet is installed to sealing device's upper end, the filtration pore of multiunit intercommunication return line has been seted up to the lower part inner wall surface of circulation pipeline, the inside of filtration pore is provided with the filter screen.

Preferably, a thread groove is formed in the lower end of the filter shell at the position outside the through groove.

Preferably, the sealing device comprises a sealing plate, a threaded ring and a mounting groove, the sealing plate is mounted at the lower end of the filter shell, the threaded ring matched with the threaded groove is mounted at the edge position of the upper end of the sealing plate, the mounting groove matched with the through groove is mounted at the central position of the upper end of the sealing plate, and a magnet is arranged in the mounting groove.

Preferably, a sealing gasket is arranged between the sealing device and the through groove.

Preferably, the lower end of the pressure pipeline is provided with a second flange provided with a plurality of groups of through holes, and the upper end of the liquid inlet is provided with a first flange matched with the second flange.

Preferably, the pressure pipeline is provided with reinforcing apparatus with the surface of liquid inlet, reinforcing apparatus includes first solid fixed ring, stiffening rod and second solid fixed ring, the surface mounting of pressure pipeline has the first solid fixed ring of seting up multiunit through-hole, the surface mounting of liquid inlet has the second solid fixed ring, the multiunit stiffening rod is installed to the upper end of second solid fixed ring, the size of stiffening tube is unanimous with the through-hole size.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the sealing device is arranged at the lower end of the filter shell, liquid in the pressure pipeline enters the interior of the flow pipeline through the liquid inlet, iron powder impurities in the liquid can be adsorbed on the surface of the magnet at the upper end of the sealing device, other liquid can pass through a plurality of groups of filtering holes and is filtered by the filter screen in the filtering holes, then enters the backflow pipeline, enters the liquid outlet through the backflow pipeline and is discharged, after the liquid is used for a long time, a user can detach the sealing device at the bottom of the filter, and then the iron powder and other impurities at the upper end of the sealing device are cleaned, so that the filter is convenient and quick.

2. The utility model is provided with the reinforcing device, the reinforcing rod is fixedly arranged on the surface of the second fixing ring in the process of installing the first flange and the second flange, the through hole of the first fixing ring is aligned with the reinforcing rod, the installation can be carried out, the joint of the pressure pipeline and the liquid inlet can be shared, the lateral or external impact pressure is shared, and the damage to the joint is avoided.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic structural view of the reinforcing apparatus of the present utility model;

FIG. 3 is a schematic view of the seal and through slot of the present utility model;

FIG. 4 is a schematic cross-sectional view of the interior of the filter housing of the present utility model;

fig. 5 is a schematic structural view of the sealing device of the present utility model.

In the figure: 1. a filter housing; 2. a liquid outlet; 3. a pressure conduit; 4. a reinforcing device; 401. a first fixing ring; 402. a reinforcing rod; 403. a second fixing ring; 5. a liquid inlet; 6. a first flange; 7. a second flange; 8. a thread groove; 9. a through groove; 10. a sealing gasket; 11. a sealing device; 1101. a mounting groove; 1102. a sealing plate; 1103. a threaded ring; 12. a flow conduit; 13. a filter hole; 14. a magnet; 15. and a return line.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1 to 5, the filter with strong pressure resistance in this embodiment includes a filter housing 1, the outside of the filter housing 1 is connected with a liquid outlet 2, the liquid filtered by the filter is discharged through the liquid outlet 2, a circulation pipeline 12 is installed in the interior of the filter housing 1, a backflow pipeline 15 is formed between the filter housing 1 and the circulation pipeline 12, the interior of the filter housing 1 is blocked into two parts through the circulation pipeline 12, a backflow pipeline 15 is formed in the outside space, the backflow pipeline 15 is communicated with the liquid outlet 2, the pressure pipeline 3 is connected to the upper end of the circulation pipeline 12 through a liquid inlet 5, the liquid to be filtered enters the interior of the circulation pipeline 12 through the pressure pipeline 3, a through groove 9 is formed in the lower end of the circulation pipeline 12, a sealing device 11 is installed in the interior of the through groove 9, a magnet 14 is installed at the upper end of the sealing device 11, iron powder impurities of the liquid flowing into the circulation pipeline 12 can be absorbed through the magnet 14, a plurality of groups of filtering holes 13 communicated with the backflow pipeline 15 are formed in the lower inner wall surface of the circulation pipeline 12, the filtering holes 13 are arranged in the rest of the filtering holes, the rest of the filtering holes can be blocked by the liquid through the filtering holes 13, and other impurities can be blocked by the filtering holes through the filtering holes 13.

Specifically, a thread groove 8 is formed in the lower end of the filter housing 1 at a position outside the through groove 9, and the thread groove 8 is an annular groove and is arranged outside the through groove 9.

Further, the sealing device 11 comprises a sealing plate 1102, a thread ring 1103 and a mounting groove 1101, the sealing plate 1102 is mounted at the lower end of the filter housing 1, the thread ring 1103 used in matching with the thread groove 8 is mounted at the edge position of the upper end of the sealing plate 1102, the mounting groove 1101 used in matching with the through groove 9 is mounted at the central position of the upper end of the sealing plate 1102, a magnet 14 is arranged in the mounting groove 1101, when the sealing device 11 is mounted, the mounting groove 1101 needs to be aligned with the through groove 9 first, the mounting groove 1101 enters the inside of the through groove 9, at this time, the thread ring 1103 is aligned with the thread groove 8, and the thread ring 1103 enters the inside of the thread groove 8 by rotating the sealing plate 1102, so that the connection of the sealing device 11 and the filter housing 1 is completed.

Further, a sealing gasket 10 is arranged between the sealing device 11 and the through groove 9, and the sealing gasket 10 is used for connecting the sealing device 11 and the through groove 9, so that the sealing performance of the connecting part between the sealing device 11 and the through groove 9 can be enhanced.

Further, the lower end of the pressure pipeline 3 is provided with a second flange 7 provided with a plurality of groups of through holes, the upper end of the liquid inlet 5 is provided with a first flange 6 matched with the second flange 7, and the first flange 6 and the second flange 7 are connected together through bolts in a threaded manner, so that the liquid inlet 5 at the upper ends of the pressure pipeline 3 and the flow pipeline 12 are connected together.

Still further, the surface of pipeline under pressure 3 and inlet 5 is provided with reinforcing apparatus 4, reinforcing apparatus 4 includes first solid fixed ring 401, stiffener 402 and second solid fixed ring 403, the surface mounting of pipeline under pressure 3 has the first solid fixed ring 401 of seting up multiunit through-hole, the surface mounting of inlet 5 has the second solid fixed ring 403, multiunit stiffener 402 is installed to the upper end of second solid fixed ring 403, the size and the through-hole size of stiffening pipe are unanimous, when the process of installing first flange 6 and second flange 7, stiffener 402 fixed mounting is at the surface of second solid fixed ring 403, the through-hole that need aim at stiffener 402 with first solid fixed ring 401 just can install, can share side direction or outside impact pressure to the junction of pipeline under pressure 3 and inlet 5, avoid the junction to produce the damage.

The application method of the embodiment is as follows: through first flange 6 and second flange 7, link together pipeline under pressure 3 and pan feeding mouth 5, rethread screwed ring 1103 and thread groove 8's threaded connection, install sealing device 11 in the lower extreme of filter casing 1, the inside liquid of pipeline under pressure 3 is through the inside of pan feeding mouth 5 entering flow channel 12, the inside iron powder impurity of liquid can adsorb the magnet 14 surface in sealing device 11 upper end, other liquid can pass multiunit filtration pore 13 to filter by the filter screen of the inside of filtration pore 13, reentrant return line 15, get into liquid outlet 2 through return line 15 and discharge.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (6)

1. The utility model provides a filter that compressive capacity is strong, includes filter housing (1), the outside intercommunication of filter housing (1) has liquid outlet (2), its characterized in that: the utility model discloses a filter, including filter casing (1), circulating pipeline (12), back flow pipeline (15) are formed to internally mounted, form between filter casing (1) and circulating pipeline (12), the upper end of circulating pipeline (12) is connected with pressure pipeline (3) through going into liquid mouth (5), logical groove (9) have been seted up to the lower extreme of circulating pipeline (12), internally mounted who leads to groove (9) has sealing device (11), magnet (14) are installed to the upper end of sealing device (11), filtration pore (13) of multiunit intercommunication back flow pipeline (15) have been seted up to the lower part inner wall surface of circulating pipeline (12), the inside of filtration pore (13) is provided with the filter screen.

2. The pressure resistant filter of claim 1, wherein: a thread groove (8) is formed in the position, located outside the through groove (9), of the lower end of the filter shell (1).

3. The pressure resistant filter of claim 2, wherein: sealing device (11) are including closing plate (1102), screwed ring (1103) and mounting groove (1101), closing plate (1102) are installed to the lower extreme of filter casing (1), screwed ring (1103) that use is matchd with screw groove (8) are installed to the border position of closing plate (1102) upper end, mounting groove (1101) that use is matchd with logical groove (9) are installed to the central point of closing plate (1102) upper end, the inside of mounting groove (1101) is provided with magnet (14).

4. The pressure resistant filter of claim 1, wherein: a sealing gasket (10) is arranged between the sealing device (11) and the through groove (9).

5. The pressure resistant filter of claim 1, wherein: the lower end of the pressure pipeline (3) is provided with a second flange (7) provided with a plurality of groups of through holes, and the upper end of the liquid inlet (5) is provided with a first flange (6) matched with the second flange (7).

6. The pressure resistant filter of claim 5, wherein: the outer surface of pipeline under pressure (3) and income liquid mouth (5) is provided with reinforcing apparatus (4), reinforcing apparatus (4) are including first solid fixed ring (401), stiffening rod (402) and second solid fixed ring (403), the surface mounting of pipeline under pressure (3) has first solid fixed ring (401) of seting up multiunit through-hole, and the surface mounting of income liquid mouth (5) has second solid fixed ring (403), multiunit stiffening rod (402) are installed to the upper end of second solid fixed ring (403).