CN217041493U

CN217041493U - Threaded filter that leakproofness is high

Info

Publication number: CN217041493U
Application number: CN202220429787.3U
Authority: CN
Inventors: 陈成; 武小双; 武宇; 程银珠; 武龙
Original assignee: Longguszhuang Machinery Jiangsu Co ltd
Current assignee: Longguszhuang Machinery Jiangsu Co ltd
Priority date: 2022-03-01
Filing date: 2022-03-01
Publication date: 2022-07-26
Anticipated expiration: 2032-03-01

Abstract

The utility model discloses a threaded filter that leakproofness is high relates to filter technical field, the utility model discloses a casing, casing are three opening integral type structures, and the inside of casing is equipped with the inner tube, and the below of inner tube is equipped with the filtration calandria, and the both ends of inner tube are equipped with coupling assembling, and coupling assembling is connected with seal assembly, and coupling assembling includes first connecting pipe, second connecting pipe, first flange, second flange and smooth pipe, and seal assembly includes gasket, first sealing washer and second sealing washer. The utility model relates to a screw thread formula filter that leakproofness is high, through the coupling assembling and the seal assembly who sets up, make things convenient for the installation and the dismantlement of filter, labour saving and time saving, the maintenance in the filter later stage of being convenient for has possessed the high effect of leakproofness, has improved the leakproofness of filter, avoids liquid leakage, has improved the filterable quality of filter.

Description

Threaded filter that leakproofness is high

Technical Field

The utility model relates to a filter technical field, in particular to screw thread formula filter that leakproofness is high.

Background

The filter is an indispensable device on a medium conveying pipeline and is usually arranged at the inlet end of a pressure reducing valve, a pressure relief valve, a constant water level valve and other equipment of a squaring filter. After the filter is provided with a filter cylinder with a filter screen with a certain specification, impurities are blocked, when the filter needs to be cleaned, the filter cylinder can be taken out only by taking out the detachable filter cylinder and reloading the detachable filter cylinder after treatment, so that the filter is very convenient to use and maintain, and consists of a cylinder body, a stainless steel filter screen, a pollution discharge part, a transmission device and an electric control part. When the filter works, water to be filtered flows through the filter screen from the water gap filter, enters a pipeline required by a user through the outlet to perform process circulation, and particle impurities in the water are intercepted inside the filter screen. So continuous circulation, the granule that is held back is more and more, filter speed is more and more slow, and the sewage of import still gets into constantly, the filtration pore can be more and more littleer, from this advancing, produce pressure differential between the export, when the big difference reaches the setting value, differential pressure transmitter conveys the controller with the signal of telecommunication, control system starts driving motor and passes through drive assembly drive shaft rotation, the drain is opened simultaneously, discharge by the drain, after the filter screen washs and finishes, pressure differential drops to the minimum, the system returns initial filtration form, system normal operating.

In the existing market, the existing filter has poor sealing effect, is easy to leak liquid, reduces the filtering effect, is inconvenient to install and disassemble, wastes time and labor, and is necessary to provide a threaded filter with high sealing property.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a screw thread formula filter that leakproofness is high can effectively solve current filter among the background art, and it is relatively poor to have sealed effect, makes liquid leakage easily, has reduced filterable effect, and the installation and the dismantlement of inconvenient filter, the problem of wasting time and energy relatively.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a threaded filter with high sealing performance comprises a shell, wherein the shell is of a three-opening integrated structure, an inner pipe is arranged inside the shell, a filtering discharge pipe is arranged below the inner pipe, connecting assemblies are arranged at two ends of the inner pipe, and the connecting assemblies are connected with sealing assemblies;

the connecting assembly comprises a first connecting pipe, a second connecting pipe, a first connecting flange, a second connecting flange and a smooth pipe, wherein one end of the inner pipe is movably connected with the first connecting pipe, the other end of the inner pipe is movably connected with the second connecting pipe, one ends of the first connecting pipe and the second connecting pipe are respectively and movably connected with the first connecting flange and the second connecting flange, and one ends of the first connecting pipe and the second connecting pipe are respectively and fixedly connected with the smooth pipe;

the sealing assembly comprises a gasket, a first sealing ring and a second sealing ring, the gasket is sleeved on the outer peripheral face of the smooth pipe, the first sealing ring is sleeved on the outer peripheral face of the first connecting pipe and the joint of the inner pipe, and the second sealing ring is sleeved on the outer peripheral face of the second connecting pipe and the joint of the inner pipe.

Preferably, the outer peripheral surfaces of the first connecting pipe and the second connecting pipe are provided with external threads, the inner sides of the two ends of the inner pipe are provided with first internal threads, and the first connecting pipe and the second connecting pipe are respectively in threaded connection with the two ends of the inner pipe.

Preferably, one side of the first connecting flange and one side of the second connecting flange are provided with mounting screw holes in a penetrating manner, and the inner threads of the mounting screw holes are connected with fixing screws.

Preferably, the first connecting flange and the second connecting flange are internally provided with second internal threads, and the first connecting flange and the second connecting flange are in threaded connection with the first connecting pipe and the second connecting pipe respectively.

Preferably, fixedly connected with filter screen between the inner wall of filtration calandria, the filter screen closely laminates with the inner wall of filtering the calandria, be linked together between filtration calandria and the inner tube.

Preferably, the number of the installation screw holes is four, and the four installation screw holes are distributed on the outer peripheral surfaces of the first connecting flange and the second connecting flange in an annular array.

Preferably, the diameter of the cross section of the outer surface of the smooth pipe is matched with the diameter of the inner cross section of the inner pipe, and the smooth pipe is tightly attached to the inner pipe through a gasket.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses in, through the coupling assembling that sets up, first internal thread through the inside setting in inner tube both ends respectively with the external screw thread threaded connection of first connecting pipe surface and second connecting pipe surface, then through the inside second internal thread that sets up of first flange and second flange, respectively with the external screw thread threaded connection of first connecting pipe and second connecting pipe surface, and fix first flange and second flange respectively through installation screw and set screw, make things convenient for the installation and the dismantlement of filter, time saving and labor saving, be convenient for the maintenance in filter later stage.

2. The utility model discloses in, through the seal assembly who sets up, insert the inside of inner tube through smooth pipe, and make the gasket cover locate smooth pipe's outer peripheral face, make between smooth pipe and the inner tube to be connected through the gasket, play certain sealed effect, then the setting through first sealing washer and second sealing washer between inner tube both ends and first connecting pipe and the second connecting pipe, make its junction closely laminate, possess good leakproofness, avoid the junction to leak, therefore, the effect that the leakproofness is high has been possessed, the leakproofness of filter has been improved, avoid liquid leakage, the filterable quality of filter has been improved.

Drawings

Fig. 1 is a schematic perspective view of a screw filter with high sealing performance according to the present invention;

FIG. 2 is a schematic view of the internal structure of a high-tightness screw filter according to the present invention;

fig. 3 is an exploded schematic view of a high-tightness screw filter according to the present invention;

fig. 4 is the utility model relates to a high thread filter's of leakproofness coupling assembling spatial structure sketch map.

In the figure: 1. a housing; 2. an inner tube; 3. filtering the calandria; 4. a first connecting pipe; 5. a second connection pipe; 6. a first connecting flange; 7. a second connecting flange; 8. a smooth tube; 9. a gasket; 10. an external thread; 11. a first internal thread; 12. mounting a screw hole; 13. a fixing screw; 14. a second internal thread; 15. a first seal ring; 16. a second seal ring; 17. and (5) a filter screen.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the utility model relates to a threaded filter with high sealing performance, which comprises a shell 1, wherein the shell 1 is of a three-opening integrated structure, an inner tube 2 is arranged inside the shell 1, a filtering calandria 3 is arranged below the inner tube 2, two ends of the inner tube 2 are provided with connecting components, and the connecting components are connected with sealing components;

the connecting assembly comprises a first connecting pipe 4, a second connecting pipe 5, a first connecting flange 6, a second connecting flange 7 and a smooth pipe 8, one end of the inner pipe 2 is movably connected with the first connecting pipe 4, the other end of the inner pipe 2 is movably connected with the second connecting pipe 5, one ends of the first connecting pipe 4 and the second connecting pipe 5 are respectively movably connected with the first connecting flange 6 and the second connecting flange 7, and one ends of the first connecting pipe 4 and the second connecting pipe 5 are both fixedly connected with the smooth pipe 8;

the sealing assembly comprises a gasket 9, a first sealing ring 15 and a second sealing ring 16, the gasket 9 is sleeved on the outer peripheral surface of the smooth pipe 8, the first sealing ring 15 is sleeved on the joint of the outer peripheral surface of the first connecting pipe 4 and the inner pipe 2, and the second sealing ring 16 is sleeved on the joint of the outer peripheral surface of the second connecting pipe 5 and the inner pipe 2.

The outer peripheral surfaces of the first connecting pipe 4 and the second connecting pipe 5 are provided with external threads 10, the inner sides of the two ends of the inner pipe 2 are provided with first internal threads 11, and the first connecting pipe 4 and the second connecting pipe 5 are respectively in threaded connection with the two ends of the inner pipe 2.

One side of the first connecting flange 6 and one side of the second connecting flange 7 are provided with mounting screw holes 12 in a penetrating manner, and fixing screws 13 are connected with the inner threads of the mounting screw holes 12.

The first connecting flange 6 and the second connecting flange 7 are internally provided with second internal threads 14, and the first connecting flange 6 and the second connecting flange 7 are in threaded connection with the first connecting pipe 4 and the second connecting pipe 5 respectively.

The filter screen 17 is fixedly connected between the inner walls of the filter calandria 3, the filter screen 17 is tightly attached to the inner walls of the filter calandria 3, and the filter calandria 3 is communicated with the inner pipe 2.

The number of the mounting screw holes 12 is four, and the four mounting screw holes 12 are distributed in an annular array on the outer peripheral surfaces of the first connecting flange 6 and the second connecting flange 7.

The diameter of the cross section of the outer surface of the smooth pipe 8 is matched with the diameter of the inner cross section of the inner pipe 2, and the smooth pipe 8 is tightly attached to the inner pipe 2 through a gasket 9.

The utility model discloses a theory of operation does: through the coupling assembling that sets up, through the inside first internal thread 11 of seting up in 2 both ends of inner tube respectively with the external screw thread 10 threaded connection of 4 surfaces of first connecting pipe and 5 surfaces of second connecting pipe, then through the inside second internal thread 14 that sets up of first flange 6 and second flange 7, respectively with the external screw thread 10 threaded connection of 4 surfaces of first connecting pipe and 5 surfaces of second connecting pipe, and fix first flange 6 and second flange 7 respectively through installation screw 12 and set screw 13, make things convenient for the installation and the dismantlement of filter, time saving and labor saving, be convenient for the maintenance in filter later stage. Through the seal assembly who sets up, insert the inside of inner tube 2 through smooth pipe 8, and make the outer peripheral face of smooth pipe 8 be located to gasket 9 cover, make and be connected through gasket 9 between smooth pipe 8 and the inner tube 2, play certain sealed effect, then through first sealing washer 15 and the setting of second sealing washer 16 between inner tube 2 both ends and first connecting pipe 4 and the second connecting pipe 5, make its junction closely laminate, possess good leakproofness, avoid the junction to leak, therefore, the high effect of leakproofness has been possessed, the leakproofness of filter has been improved, avoid liquid leakage, the filterable quality of filter has been improved.

The foregoing shows and describes the basic principles and principal features of the invention, together with the advantages thereof. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A screw thread formula filter that leakproofness is high which characterized in that: the filter tube comprises a shell (1), wherein the shell (1) is of a three-opening integrated structure, an inner tube (2) is arranged inside the shell (1), a filter tube bank (3) is arranged below the inner tube (2), connecting assemblies are arranged at two ends of the inner tube (2), and the connecting assemblies are connected with sealing assemblies;

the connecting assembly comprises a first connecting pipe (4), a second connecting pipe (5), a first connecting flange (6), a second connecting flange (7) and a smooth pipe (8), one end of the inner pipe (2) is movably connected with the first connecting pipe (4), the other end of the inner pipe (2) is movably connected with the second connecting pipe (5), one ends of the first connecting pipe (4) and the second connecting pipe (5) are respectively and movably connected with the first connecting flange (6) and the second connecting flange (7), and one ends of the first connecting pipe (4) and the second connecting pipe (5) are respectively and fixedly connected with the smooth pipe (8);

the sealing assembly comprises a gasket (9), a first sealing ring (15) and a second sealing ring (16), the gasket (9) is sleeved on the outer peripheral surface of the smooth pipe (8), the first sealing ring (15) is sleeved on the outer peripheral surface of the first connecting pipe (4) and the joint of the inner pipe (2), and the second sealing ring (16) is sleeved on the outer peripheral surface of the second connecting pipe (5) and the joint of the inner pipe (2).

2. The threaded high-tightness filter as claimed in claim 1, wherein: the outer peripheral face of first connecting pipe (4) and second connecting pipe (5) all is equipped with external screw thread (10), the both ends inboard of inner tube (2) all is equipped with first internal thread (11), first connecting pipe (4) and second connecting pipe (5) respectively with the both ends threaded connection of inner tube (2).

3. The threaded high-tightness filter as claimed in claim 1, wherein: one side of the first connecting flange (6) and one side of the second connecting flange (7) are provided with mounting screw holes (12) in a penetrating mode, and fixing screws (13) are connected to the inner threads of the mounting screw holes (12) in a threaded mode.

4. The screw filter having high sealing performance according to claim 1, wherein: the first connecting flange (6) and the second connecting flange (7) are internally provided with second internal threads (14), and the first connecting flange (6) and the second connecting flange (7) are in threaded connection with the first connecting pipe (4) and the second connecting pipe (5) respectively.

5. The threaded high-tightness filter as claimed in claim 1, wherein: fixedly connected with filter screen (17) between the inner wall of filtration calandria (3), filter screen (17) and the inner wall of filtering calandria (3) closely laminate, be linked together between filtration calandria (3) and inner tube (2).

6. A high-sealability screw-type filter as claimed in claim 3, wherein: the number of the mounting screw holes (12) is four, and the four mounting screw holes (12) are distributed on the outer peripheral surfaces of the first connecting flange (6) and the second connecting flange (7) in an annular array mode.

7. The threaded high-tightness filter as claimed in claim 1, wherein: the diameter of the cross section of the outer surface of the smooth pipe (8) is matched with the diameter of the cross section of the inner part of the inner pipe (2), and the smooth pipe (8) is tightly attached to the inner pipe (2) through a gasket (9).