CN217287391U

CN217287391U - Large-flow filter

Info

Publication number: CN217287391U
Application number: CN202220828422.8U
Authority: CN
Inventors: 陶钶; 陈志伟
Original assignee: Nanjing Liansu Technology Industrial Co ltd
Current assignee: Nanjing Liansu Technology Industrial Co ltd
Priority date: 2022-04-08
Filing date: 2022-04-08
Publication date: 2022-08-26
Anticipated expiration: 2032-04-08

Abstract

The utility model relates to the technical field of pipeline filtration, more specifically, relate to a large-traffic filter, including the filter body, the filter body includes feed liquor channel, filtration channel, the liquid outlet channel that communicate in proper order, feed liquor channel and liquid outlet channel collineation set up, the filtration channel traverses in the feed liquor channel and the liquid outlet channel middle, can dismantle at least in one end of filtration channel and connect with the gland, be equipped with the filter equipment in the filtration channel, filter equipment one end and filtration channel one end butt, the filter equipment other end passes and can dismantle with the gland after the filtration channel other end; a liquid inlet space and a liquid outlet space are reserved between the outer wall of the filtering device and the inner wall of the filtering channel. The utility model provides a large-traffic filter is under the prerequisite that does not occupy too much installation space, optimizes through the structure to the filter, has increased the area of contact of filter equipment with the rivers, has promoted the filter speed.

Description

Large-flow filter

Technical Field

The utility model relates to a pipeline filtration technology field, more specifically relates to a large-traffic filter.

Background

The filter core is generally arranged in the middle of the filter channel, water flows enter the filter channel through the liquid inlet channel, then is filtered by the filter channel and flows out of the liquid outlet channel, the filter channel is arranged on one side of the liquid inlet channel and the liquid outlet channel at an inclined angle, and the flow of the whole filter is limited by the aperture of the inlet and outlet filter channels, so that the filter speed is low.

The prior patent discloses a Y type filter, including filter body, be equipped with delivery port, water inlet, filter equipment on filter body, install filter equipment between delivery port and the water inlet, filter equipment hugs closely the filter body setting, and although filter equipment holistic length is longer, nevertheless gets into filter equipment and outflow filter equipment's bore less, and consequently, the flow of whole filter has all been restricted, has slowed down filter speed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art not enough, provide a large-traffic filter, under the prerequisite that does not occupy too much installation space, optimize through the structure to the filter, increased the area of contact of filter equipment with the rivers, promoted the filter speed.

In order to solve the technical problem, the utility model discloses a technical scheme is:

the filter body comprises a liquid inlet channel, a filtering channel and a liquid outlet channel which are sequentially communicated, wherein the liquid inlet channel and the liquid outlet channel are arranged in a collinear manner, the filtering channel penetrates through the middle of the liquid inlet channel and the liquid outlet channel, at least one end of the filtering channel is detachably connected with a sealing gland, a filtering device is arranged in the filtering channel, one end of the filtering device is abutted against one end of the filtering channel, and the other end of the filtering device penetrates through the other end of the filtering channel and is detachably connected with the sealing gland; and a liquid inlet space and a liquid outlet space are reserved between the outer wall of the filtering device and the inner wall of the filtering channel.

The utility model discloses a filter passage traverses in the middle of inlet channel and liquid outlet channel, filter passage divide into two parts, lie in inlet channel and liquid outlet channel's both sides respectively, and leave feed liquor and play liquid space between filter equipment outer wall and filter passage inner wall, compare with prior art, the structure that filter passage only lies in one side of inlet channel and liquid outlet channel in traditional Y type filter has been changed, the structure that traditional hugged closely filter equipment outer wall and filter passage inner wall has also been changed simultaneously, the entry that liquid got into filter passage from inlet channel has been increased, make liquid can both get into filter passage from the top from the below, also increased the export that liquid flows to liquid outlet channel from filter passage after filtering simultaneously, increased the area of contact of liquid and filter equipment, make whole filter equipment all obtain effective utilization, the through-flow area of filtration has been improved, the flow is increased, and the filtering efficiency is improved. The liquid inlet channel and the liquid outlet channel which are arranged in a collinear way are beneficial to the inflow and outflow of liquid, and the sealing gland is used for realizing the sealing function of the filtering channel on one hand and also can enable the filtering device to be detachable from the end part of the filtering channel on the other hand, so that the impurities can be cleaned regularly and the filtering device can be cleaned conveniently; the other end of the filtering channel can be a closed non-detachable structure, and the filtering device can be detached from one end only; of course, if cost and installation space permit, both ends of the filter device can be made detachable so that the filter device can be detached from either end of the filter passage, facilitating removal and cleaning of the filter device.

Preferably, the filtering channel comprises a closed end and an open end, the closed end and the open end are arranged in a collinear manner, the end part of the closed end is respectively connected with one side of the liquid inlet channel and one side of the liquid outlet channel, one end of the open end is respectively connected with the other side of the liquid inlet channel and the other side of the liquid outlet channel, and the other end of the open end is detachably connected with the sealing gland; one end of the filtering device is abutted against the closed end, and the other end of the filtering device penetrates through the open end and is detachably connected with the sealing gland.

Preferably, the filtering device comprises a filter cartridge, an end cover and a push rod assembly, wherein the end cover is arranged at the end part of the filter cartridge and is abutted against the end part of the open end, and the end cover is also inserted into the sealing gland; the push rod assembly is arranged in the filter cartridge and the end part of the push rod assembly penetrates through the end cover, and the push rod assembly is movably connected with the filter cartridge and the end cover respectively.

Preferably, filter equipment still includes sealed the pad, sealed the pad nestification in the end cover, sealed pad one end is installed in the end cover inboard, and the other end is installed in the end cover outside, and sealed pad still cup joints in the push rod subassembly outside and with push rod subassembly interference fit.

Preferably, the push rod assembly is of a T-shaped structure and comprises a scraping plate and a push rod, the scraping plate is arranged at one end of the push rod, and the other end of the push rod penetrates through the end cover.

Preferably, the cross section of the push rod and the through-flow sections of the filter cartridge and the filter channel are circular, the diameter of the push rod is smaller than or equal to 1/3 of the diameter of the filter cartridge, and the outer diameter of the filter cartridge is smaller than or equal to 2/3 of the inner diameter of the filter channel.

Preferably, the push rod assembly further comprises at least one gasket, at least two first bulges are arranged on the push rod close to the scraper, a second bulge is arranged on the side wall of the end cover close to the filter cartridge, the gasket is sleeved on the push rod and located between the two adjacent first bulges, the first bulges are of arc-shaped structures, guide angles are arranged at the ends, far away from the end cover, of the second bulges, and the gasket can be clamped with the second bulges.

Preferably, the number of the gaskets is a plurality, the gaskets are sequentially arranged on the push rod, and the gap between every two adjacent gaskets is smaller than the thickness of each single gasket.

Preferably, the inner side of the end cover is provided with a impurity storage cavity for temporarily storing impurities.

Preferably, the filtering channel is perpendicular to the liquid inlet channel and the liquid outlet channel.

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

(1) the clearance is reserved between the outer wall of the filtering device and the inner wall of the filtering channel, so that the flow area of liquid entering and exiting the filtering device is increased, and the filtering efficiency is improved;

(2) the filtering channels are arranged on the two sides of the liquid inlet channel and the liquid outlet channel, so that the flow area of filtering is further increased, and the filtering efficiency is improved;

(3) impurities in the inner wall of the filter cylinder and impurities in the filter cylinder are all gathered to the impurity storage cavity by the push rod assembly, so that the resistance of the impurities to liquid is reduced, and the filtering efficiency is improved;

(4) the filtering channel, the liquid inlet channel and the liquid outlet channel are vertically arranged, so that the product is convenient to demould, and the manufacturing cost is reduced.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment 1 of a large flow filter according to the present invention;

FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;

FIG. 3 is a schematic structural view of the present invention after the filter and the sealing gland are removed;

fig. 4 is a schematic structural diagram of a large flow filter of embodiment 3 of the present invention;

fig. 5 is a schematic structural view of a large flow filter according to the present invention after collecting primary impurities by using a push-pull assembly in embodiment 3;

FIG. 6 is a partial enlarged view of FIG. 4 at B;

fig. 7 is a partial enlarged view of fig. 4 at C.

The graphic symbols are illustrated as follows:

1. a liquid inlet channel; 2. a filtration channel; 21. a closed end; 22. an open end; 3. a liquid outlet channel; 4. a sealing gland; 5. a filtration device; 51. a filter cartridge; 52. an end cap; 521. a trash storage cavity; 53. a push rod assembly; 531. a squeegee; 532. a push rod; 54. a gasket; 55. a gasket; 61. a first protrusion; 62. a second protrusion; 621. and (4) a guide angle.

Detailed Description

The present invention will be further described with reference to the following embodiments. Wherein the showings are for the purpose of illustration only and not for the purpose of limiting the same, the same is shown by way of illustration only and not in the form of limitation; for a better explanation of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if there are the terms "upper", "lower", "left", "right", etc. indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of the description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limitations of the present patent, and those skilled in the art can understand the specific meanings of the terms according to specific situations.

Example 1

Fig. 1 to fig. 3 show that the utility model discloses a first embodiment of a large-traffic filter, including the filter body, the filter body is including inlet channel 1, filtration passageway 2, liquid outlet channel 3 that communicate in proper order, inlet channel 1 and liquid outlet channel 3 collineation set up, filtration passageway 2 traverses in the middle of inlet channel 1 and liquid outlet channel 3 and filtration passageway 2 both ends all bulge inlet channel 1 and liquid outlet channel 3 set up, at least, can dismantle in filtration passageway 2 one end and be connected with seal gland 4, be equipped with filter equipment 5 in filtration passageway 2, filter equipment 5 one end and filtration passageway 2 one end butt, filter equipment 5 other end passes behind the filtration passageway 2 other end and can dismantle with seal gland 4 and be connected; a liquid inlet space and a liquid outlet space are reserved between the outer wall of the filtering device 5 and the inner wall of the filtering channel 2.

Wherein, a sealing element is arranged on the sealing gland 4 and is used for realizing the sealing between the sealing gland 4 and the filtering channel 2.

As an embodiment of the present invention, the filtering channel 2 includes a closed end 21 and an open end 22, the closed end 21 and the open end 22 are arranged in a collinear manner, the end of the closed end 21 is connected to one side of the liquid inlet channel 1 and one side of the liquid outlet channel 3 respectively, one end of the open end 22 is connected to the other side of the liquid inlet channel 1 and the other side of the liquid outlet channel 3 respectively, and the other end of the open end 22 is detachably connected to the sealing gland 4; one end of the filter device 5 is abutted against the closed end 21, and the other end of the filter device passes through the open end 22 and is detachably connected with the sealing gland 4.

The closed end 21 is always in a closed state, the open end 22 is sealed by the sealing gland 4, and the filter device 5 is assembled and disassembled from the open end 22; compared with the traditional Y-shaped filter, the closed end 21 is one of the inventions of the utility model, and the closed end 21 is protruded out of the liquid inlet channel 1 and the liquid outlet channel 3 to increase the contact area between the liquid and the filtering device 5 at the filtering channel 2 and improve the filtering efficiency.

As an embodiment of the present invention, the filtering device 5 includes a filter cartridge 51, an end cap 52, and a push rod assembly 53, the end cap 52 is disposed at an end of the filter cartridge 51 and abuts against an end of the open end 22, and the end cap 52 is further inserted into the gland 4; the push rod assembly 53 is disposed in the filter cartridge 51, an end of the push rod assembly 53 penetrates the end cover 52, and the push rod assembly 53 is movably connected to the filter cartridge 51 and the end cover 52.

The filter cartridge 51 is used for filtering liquid, the end cover 52 is convenient to hold, and when the filter device 5 is assembled and disassembled, an operator is protected, so that the filter cartridge 51 is prevented from being directly contacted with hands; the end cover 52 is located at the bottom of the filter body when in use, the push rod assembly 53 is used for cleaning the filter cartridge 51, and when the whole filter body is in a non-disassembly state, impurities in the filter cartridge 51 can be collected by the push rod assembly 53, so that the impurities scattered at all positions of the filter cartridge 51 are collected at the end cover 52, the blockage of the impurities to liquid is reduced, and the filtering efficiency is further improved. The push rod assembly 53 is movably connected with the filter cartridge 51, i.e. the end cover 52, and the push rod assembly 53 can move up and down in the filter cartridge 51 by operating the end part of the push rod assembly 53, thereby collecting impurities.

As an embodiment of the utility model, the filter device 5 further includes the sealed pad 54, and the sealed pad 54 nests in the end cover 52, and sealed pad 54 one end is installed in the end cover 52 inboard, and the other end is installed in the end cover 52 outside, sealed pad 54 still cup joint in the push rod subassembly 53 outside and with push rod subassembly 53 interference fit.

The gasket 54 is used to seal the gap between the push rod assembly 53 and the end cap 52 to prevent liquid leakage.

As an embodiment of the present invention, the push rod assembly 53 is a T-shaped structure, the push rod assembly 53 includes a scraper 531 and a push rod 532, the scraper 531 is disposed at one end of the push rod 532, and the other end of the push rod 532 passes through the end cap 52.

The scraper 531 contacts with impurities in the filter cylinder 51 to push the impurities to collect towards the end cover 52, preferably, the circumferential edge of the scraper 531 is abutted with the filter cylinder 51, the impurities adhered on the filter cylinder 51 are cleaned by the scraper 531, and the influence of excessive adhesion of the impurities on the filter cylinder 51 on the filtering efficiency is avoided. The push rod 532 is used to push and pull the scraper 531. The push rod 532 is disposed through the end cap 52, and the operation of cleaning and collecting foreign materials can be directly performed by operating the push rod 532 from the outside of the filter body in a non-detached state of the filter body.

As an embodiment of the present invention, the cross section of the push rod 532, the through-flow cross section of the filter cartridge 51 and the filter passage 2 are circular, the diameter of the push rod 532 is less than or equal to 1/3 of the diameter of the filter cartridge 51, and the outer diameter of the filter cartridge 51 is less than or equal to 2/3 of the inner diameter of the filter passage 2.

The structure with the round cross section is smooth in transition and easy to demould. The diameter of the push rod 532 is set to be small, so that the influence on the filtering flow rate is avoided as much as possible under the condition that enough push-pull strength is met, the gap between the filter cylinder 51 and the filtering passage 2 is used for improving the flow rate of liquid entering and exiting the filter cylinder 51, the space in the filter cylinder 51 can also influence the liquid filtering speed, and therefore, after the filter cylinder 51 and the filter cylinder are balanced in a limited space, the optimal setting can be made to further improve the filtering speed. With the above-described settings for the dimensions of the push rod 532, the filter cartridge 51, and the filter passage 2, an optimum embodiment can be obtained.

As an embodiment of the present invention, the inner side of the end cap 52 is provided with a sundry storage chamber 521 for temporarily storing impurities.

The impurity storage chamber 521 is used for temporarily storing impurities, reducing impurities adhered to the wall of the filter cartridge 51 and impurities floating in the filter cartridge 51, removing the blockage of the impurities to the liquid during filtering, and further increasing the filtering speed.

In practical use, the filter body can be installed in a pipeline, or the filter body is connected into the pipeline at one end of the liquid inlet channel 1, and precision equipment such as a pressure reducing valve is connected into one end of the liquid outlet channel 3.

Example 2

The utility model relates to a second embodiment of large-traffic filter, this embodiment is similar with embodiment 1, and the institute difference lies in, and filtering channel 2 all sets up perpendicularly with inlet channel 1 and liquid outlet channel 3.

Filter passage 2 and the perpendicular setting of inlet channel 1, filter passage 2 also sets up with liquid outlet channel 3 is perpendicular simultaneously, and inlet channel 1 sets up with liquid outlet channel 3 collineation, under the condition of the through flow area when increasing the filtration, the drawing of patterns of product when moulding plastics of can being convenient for reduces manufacturing cost.

Example 3

Fig. 4 to 7 show a third embodiment of the large flow filter of the present invention, the present embodiment is similar to embodiment 1, except that the push rod assembly 53 further includes at least one gasket 55, at least two first protrusions 61 are disposed on the push rod 532 near the scraper 531, a second protrusion 62 is disposed on the side wall of the end cap 52 near the filter cartridge 51, the gasket 55 is sleeved on the push rod 532 and located between two adjacent first protrusions 61, the first protrusion 61 is an arc-shaped structure, the end of the second protrusion 62 far from the end cap 52 is provided with a guide angle 621, and the gasket 55 can be connected with the second protrusion 62.

The gasket 55 is used to limit the impurities collected at the bottom of the filter cartridge 51 by the push rod assembly 53, so that the impurities are always collected at the bottom of the filter cartridge 51 and are prevented from returning to the middle of the filter cartridge 51 under the flushing of the liquid. Specifically, the gasket 55 is sleeved on the push rod 532 by arranging at least two first protrusions 61 on the push rod 532, the gasket 55 is limited by the two first protrusions 61, then impurities enter the impurity storage cavity 521 on the end cover 52 under the pushing of the gasket 55 under the driving of the downward movement of the push rod 532, and then the gasket 55 passes over the second protrusions 62 and enters the impurity storage cavity 521 by the guide angle 621 of the second protrusions 62; when the push rod 532 moves upwards, the clamping force of the first protrusion 61 on the gasket 55 is smaller than the clamping force of the second protrusion 62 on the gasket 55 due to the limitation of the second protrusion 62, therefore, the gasket 55 is limited by the second protrusion 62, is separated from the first protrusion 61 and is left in the impurity storage chamber 521, and the push rod 532 continues to move upwards and returns to the top of the filter cartridge 51, so that the maximum through-flow area in the filter cartridge 51 is kept, and impurities can only be left in the impurity chamber of the end cover 52 due to the limitation of the gasket 55. Through the clearance of push rod 532 subassembly 53 to impurity, prolonged the dismantlement cleaning cycle of filter, promoted the convenience of use.

As an embodiment of the present invention, the gasket 55 is a plurality of gaskets, and is sequentially disposed on the push rod 532, and the gap between two adjacent gaskets 55 is smaller than the thickness of a single gasket 55.

The plurality of gaskets 55 are arranged on the push rod 532 at intervals in sequence, when impurities are gathered by the push rod 532 assembly 53 each time, one gasket 55 is used for pushing the impurities to move, the gasket 55 is limited in the impurity storage cavity 521 through the second protrusion 62, only one gasket 55 enters the impurity storage cavity 521 when the push rod 532 is pushed to move towards the end cover 52 each time through the control of the telescopic length of the push rod 532, the rest gaskets 55 are all located at the original positions on the push rod 532, when the push rod 532 is pushed towards the direction away from the end cover 52, due to the limitation of the second protrusion 62, the gasket 55 entering the impurity storage cavity 521 can be separated from the push rod 532 and remain in the impurity storage cavity 521, and the rest gaskets 55 move back to the end part, far away from the end cover 52, of the filter cylinder 51 along with the push rod 532.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A large-flow filter comprises a filter body, wherein the filter body comprises a liquid inlet channel (1), a filtering channel (2) and a liquid outlet channel (3) which are sequentially communicated, and is characterized in that the liquid inlet channel (1) and the liquid outlet channel (3) are arranged in a collinear manner, the filtering channel (2) traverses between the liquid inlet channel (1) and the liquid outlet channel (3), at least one end of the filtering channel (2) is detachably connected with a sealing gland (4), a filtering device (5) is arranged in the filtering channel (2), one end of the filtering device (5) is abutted against one end of the filtering channel (2), and the other end of the filtering device (5) penetrates through the other end of the filtering channel (2) and is detachably connected with the sealing gland (4); a liquid inlet space and a liquid outlet space are reserved between the outer wall of the filtering device (5) and the inner wall of the filtering channel (2).

2. The mass flow filter according to claim 1, wherein the filtering channel (2) comprises a closed end (21) and an open end (22), the closed end (21) and the open end (22) are arranged in a collinear manner, the end of the closed end (21) is respectively connected with one side of the liquid inlet channel (1) and one side of the liquid outlet channel (3), one end of the open end (22) is respectively connected with the other side of the liquid inlet channel (1) and the other side of the liquid outlet channel (3), and the other end of the open end (22) is detachably connected with the sealing gland (4); one end of the filtering device (5) is abutted against the closed end (21), and the other end of the filtering device passes through the open end (22) and then is detachably connected with the sealing gland (4).

3. The mass flow filter according to claim 2, characterised in that the filter device (5) comprises a filter cartridge (51), an end cap (52), a push rod assembly (53), the end cap (52) is arranged at the end of the filter cartridge (51) and is abutted against the end of the open end (22), and the end cap (52) is further inserted into the gland (4); push rod subassembly (53) are located cartridge filter (51) and push rod subassembly (53) tip passes end cover (52) and sets up, and push rod subassembly (53) move with cartridge filter (51) and end cover (52) respectively and are connected.

4. The mass flow filter according to claim 3, wherein the filter device (5) further includes a sealing gasket (54), the sealing gasket (54) is nested in the end cap (52), one end of the sealing gasket (54) is installed inside the end cap (52), the other end is installed outside the end cap (52), and the sealing gasket (54) is further sleeved outside the push rod assembly (53) and is in interference fit with the push rod assembly (53).

5. The mass flow filter according to claim 4, wherein the push rod assembly (53) is of a T-shaped structure, the push rod assembly (53) comprises a scraper (531) and a push rod (532), the scraper (531) is arranged at one end of the push rod (532), and the other end of the push rod (532) passes through the end cover (52).

6. The mass flow filter according to claim 5, characterised in that the cross section of the push rod (532) and the throughflow cross sections of the filter cartridge (51) and the filter channel (2) are circular, the diameter of the push rod (532) is less than or equal to 1/3 of the diameter of the filter cartridge (51), and the outer diameter of the filter cartridge (51) is less than or equal to 2/3 of the inner diameter of the filter channel (2).

7. The mass flow filter according to claim 6, wherein the push rod assembly (53) further comprises at least one gasket (55), at least two first protrusions (61) are arranged on the push rod (532) near the scraper (531), a second protrusion (62) is arranged on the side wall of the end cover (52) near the filter cartridge (51), the gasket (55) is sleeved on the push rod (532) and located between two adjacent first protrusions (61), the first protrusions (61) are of an arc-shaped structure, a guide angle (621) is arranged at the end of the second protrusion (62) far away from the end cover (52), and the gasket (55) can be clamped with the second protrusion (62).

8. The mass flow filter according to claim 7, characterised in that the gaskets (55) are several and are arranged in sequence on the push rod (532), the gap between two adjacent gaskets (55) being smaller than the thickness of a single gasket (55).

9. Mass flow filter according to any one of claims 3 to 8, characterised in that the end cap (52) is provided on the inside with a storage chamber (521) for the temporary storage of impurities.

10. The mass flow filter according to claim 1, characterised in that the filtering channel (2) is arranged vertically to both the inlet channel (1) and the outlet channel (3).