CN218853593U - Automatic clear fluid filter - Google Patents

Abstract

The utility model discloses an automatic clear fluid filter, including staving and water conservancy diversion frame, the top cap is installed to the staving, the top cap is provided with inlet channel and exhalant canal, the staving bottom has connected gradually spring and closing cap, install the filter core in the staving, inlet channel and staving inner chamber intercommunication, the hole intercommunication of exhalant canal and filter core, the water conservancy diversion frame is installed between staving inner chamber and filter core week side, the water conservancy diversion frame includes spiral guide piece and connection piece, be formed with the helicla flute between the adjacent spiral guide piece, just be located helicla flute department on the connection piece and seted up the water hole, the blowoff valve is installed to the bottom of staving. When water flows through the spiral groove fast, the fast flowing water flows spirally to filter impurities on the peripheral side of the filter element to wash and fall off, so that the filter element is automatically cleaned, when the filter impurities are excessively precipitated, the blowoff valve is opened to discharge the filter impurities, the filter has the function of automatic cleaning, the quality of a filtering water body is effectively improved, and the filter is convenient for users to use.

Description

Automatic clear fluid filter

Technical Field

The utility model belongs to the technical field of the filter technique and specifically relates to an automatic clear fluid filter.

Background

As is known, a filter is an indispensable device for a duct for transporting a medium, generally used for filtering a fluid, and is usually installed at the inlet end of the duct. After water to be treated passes through a filter element of a filter screen of the filter, impurities in the water are filtered by the filter element.

Wherein, leading filter is the first coarse filtration equipment to the full room water, can filter large granule impurity such as silt, rust, worm's ovum, red worm in the municipal tap water, and leading filter is generally installed at the front end of pipeline. The front filter usually consists of a cylinder body, an internal stainless steel filter element and a top cover screwed by screw threads, but the filter element of the existing filter is frequently cleaned or replaced by hand after being used for a period of time, when the filter element is detached, a special wrench is needed, and the top cover of the filter can be detached by using great strength, and then the filter element in the filter can be taken out and replaced, so that the detachment and the installation of the filter element are very inconvenient for users with small strength and weak manual ability; the water inlet and the water outlet of the existing filter are connected with an external pipeline by winding raw adhesive tapes for sealing, if the raw adhesive tapes are not wound by a professional in a correct method, the sealing is failed, the operation is very complicated, and the sealing performance is also unreliable, so that the existing filter is inconvenient for users to use practically, and the fluid filter with automatic cleaning is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

To the deficiencies in the prior art, an object of the present invention is to provide a self-cleaning fluid filter.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an automatic clear fluid filter, includes staving and water conservancy diversion frame, the bung hole department of staving twists intrinsic top cap through the thread, the top cap is provided with water inlet channel and exhalant canal, the staving bottom has connected gradually spring and closing cap, inside it is located and installs the filter core between closing cap and the top cap bottom of staving, water inlet channel and staving inner chamber intercommunication, exhalant canal and the hole intercommunication of filter core, the water conservancy diversion frame is installed between staving inner chamber and filter core week side, the water conservancy diversion frame is including circling a plurality of spiral guide piece of twining in filter core week side and setting up in the connection piece at spiral guide piece both ends, and is adjacent be formed with the helicla flute between the spiral guide piece, just be located helicla flute department and seted up the water hole on the connection piece, the blowoff valve with external intercommunication is installed to the bottom of staving, wherein, when water fast flowing through the helicla flute, fast flowing water is washed and is fallen, and automatic precipitation in the bottom of staving inner chamber to filter core week side filtration impurity, simultaneously, opens the blowoff valve just can discharge precipitated filtration impurity.

Preferably, a sealing gasket is arranged at the opening of the barrel body and at the lower end of the screw thread, and the bottom surface of the top cover is tightly attached to the outer surface of the sealing gasket.

Preferably, the one end of inhalant canal just is located staving inside and is provided with oblique spout, the incline direction and the decurrent direction of rotation adaptation of helicla flute of oblique spout.

Preferably, the upper end of the top cover is respectively provided with a pressure gauge communicated with the water inlet channel and the water outlet channel.

Preferably, the bottom of the barrel body is provided with a drain outlet, the exposed openings of the drain outlet, the water inlet channel and the water outlet channel are all provided with threads, the exposed openings of the drain outlet, the water inlet channel and the water outlet channel and the tail ends of the threads are all provided with step surfaces for installing sealing gaskets, and the blow-down valve is installed at the drain outlet.

Preferably, a mounting column is arranged in the cavity at the upper end of the top cover, and the peripheral side face of the mounting column is connected with the inner wall of the top cover through a reinforcing rib plate.

Preferably, the link plate that is "L" shape is installed through the bolt in the top of top cap, the link plate all shelters from the water inlet channel at top cap top, outlet channel, erection column in the cavity of top cap upper end, the mounting hole has been seted up to the right angle face of link plate.

Preferably, the barrel body, the top cover and the filter element are made of 304 stainless steel or 316 stainless steel or plastic or copper.

Since the proposal is adopted, the utility model discloses following beneficial effect has:

1. the spiral groove which is spirally arranged on the peripheral side face of the filter element is arranged in the barrel body and is communicated with the water inlet channel, so that municipal tap water can quickly and spirally flush the filtering impurities on the peripheral side face of the filter element through the spiral groove, and meanwhile, the filtering impurities fall off and fall off from the peripheral side face of the filter element under the quick flushing action of spiral water flow and automatically precipitate at the bottom of an inner cavity of the barrel body, so that the filter element is automatically cleaned;

2. the sealing gasket is arranged at the lower end of the screw teeth at the opening of the barrel body, the bottom surface of the top cover is tightly attached to the outer surface of the sealing gasket, and the barrel body and the top cover are made of metal materials, so that when the inner cavity of the barrel body is filled with water, the water in the inner cavity of the barrel body is sealed at the inner side of the sealing gasket, and the screw teeth at the opening of the barrel body are not contacted with the water, therefore, the screw teeth at the opening of the barrel body can be effectively prevented from rusting due to the fact that the screw teeth are contacted with the water for a long time, water pollution can be caused, and the top cover can not be opened due to rusting and clamping of the screw teeth, so that the screw teeth at the opening of the barrel body can be effectively prevented through the structural design, and the top cover can be opened at any time;

3. the drain outlet, water inlet channel and outlet channel's entrance and the end that is located the thread all is provided with the step face that the sealed pad of user's installation, therefore the drain outlet, water inlet channel and outlet channel's entry is in when installation external pipeline or blowoff valve, but the sealed pad of direct mount is sealed, easy operation, sealed area of contact is big, it is sealed reliable, and then convenience of customers actual installation uses, consequently, there are multiple practical function, satisfy user's in-service use demand greatly, a structure is simple, blowdown convenient operation, and the practicality that has very much.

Drawings

Fig. 1 is an isometric view of an embodiment of the invention.

Fig. 2 is an exploded view of an embodiment of the present invention.

Fig. 3 is a cross-sectional view of an embodiment of the invention.

Fig. 4 is a schematic structural view of the oblique nozzle of the embodiment of the present invention.

In the figure:

1. a barrel body; 2. a flow guide frame; 3. screw teeth; 4. a top cover; 5. a water inlet channel; 6. a water outlet channel; 7. a spring; 8. sealing the cover; 9. a filter element; 10. a spiral guide piece; 11. connecting sheets; 12. a helical groove; 13. water passing holes; 14. a blowoff valve; 15. a gasket; 16. an inclined spout; 17. a pressure gauge; 18. a drain port; 19. a step surface; 20. a bolt; 21. hanging the plate; 22. mounting holes; 23. mounting a column; 24. and reinforcing plates.

Detailed Description

The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper end", "lower end", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like are used in the orientations and positional relationships indicated in the drawings, which are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the description of the present invention, it should be noted that the terms "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, or an integral connection unless otherwise specifically stated or limited. Either mechanically or electrically. They may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meanings of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

As shown in fig. 1 to 4, the fluid filter provided by this embodiment is an automatic cleaning fluid filter, which includes a barrel 1 and a flow guiding frame 2, a top cover 4 is screwed on a barrel opening of the barrel 1 through a screw thread 3, the top cover 4 is provided with a water inlet passage 5 and a water outlet passage 6, a spring 7 and a sealing cover 8 are sequentially connected to a bottom of the barrel 1, a filter element 9 is installed inside the barrel 1 between the sealing cover 8 and the bottom of the top cover 4, a bottom hole of the filter element 9 is sealed and blocked by the sealing cover 8, the water inlet passage 5 is communicated with an inner cavity of the barrel 1, the water outlet passage 6 is communicated with an inner hole of the filter element 9, the flow guiding frame 2 is installed between the inner cavity of the barrel 1 and a peripheral side surface of the filter element 9, the flow guiding frame 2 includes a plurality of spiral guiding pieces 10 spirally wound on the peripheral side surface of the filter element 9 and connecting pieces 11 arranged at two ends of the spiral guiding pieces 10, be formed with helicla flute 12 between adjacent spiral guide piece 10, connecting piece 11 is last and is located helicla flute 12 department and has seted up water hole 13, the blowoff valve 14 with external intercommunication is installed to the bottom of staving 1, wherein, municipal tap water flows through inlet channel 5 fast in proper order, water hole 13 crosses, helicla flute 12, municipal tap water carries out quick spiral flow to filter element 9 week side filtration impurity through helicla flute 12 and washes, filter impurity drops from filter element 9 week side under the quick washing effect of spiral rivers, and drop, while under the action of gravity automatic precipitation in the bottom of staving 1 inner chamber, open blowoff valve 14, just can discharge the filtration impurity that deposits.

When the water purifier is actually used, firstly, the water inlet channel 5 is communicated with a municipal tap water pipeline, the water outlet channel 6 is communicated with a household water pipe of a household, then when a user uses water in the household, the water in the municipal tap water pipeline sequentially and quickly flows through the water inlet channel 5, the water through holes 13 and the spiral groove 12, and enters the household water pipe of the household through the water outlet channel 6 along the inner hole of the filter element 9 by filtering of the filter element 9, after the filter element 9 is used for filtering for a period of time, a certain amount of filtering impurities can be gathered on the peripheral side of the filter element 9, meanwhile, the municipal tap water carries out spiral quick flow cutting and washing on the filtering impurities on the peripheral side of the filter element 9 through the spiral groove 12, meanwhile, under the quick washing action of the spiral water flow, the filtering impurities fall off and fall off from the peripheral side of the filter element 9, and the filtering impurities which fall off automatically deposit at the bottom of the guide frame 2 along the water through holes 13 at the bottom of the spiral groove 12 under the action of gravity, so that the filter element 9 is automatically cleaned, and the automatic cleaning of the filter element 9 is realized, and the filter element 9 does not need to be disassembled; when excessive filtering impurities are deposited at the bottom of the inner cavity of the barrel body 1, the space in the inner cavity of the barrel body 1 and at the position of the spring 7 can be used as a temporary storage space for the filtering impurities, and the filtering impurities deposited at the bottom of the barrel body 1 can be discharged by opening the drain valve 14; and, during the user's in-service use, also can initiatively open blowoff valve 14, because blowoff valve 14's pressure release effect, at this moment, the water in the municipal tap water pipeline flows through inlet channel 5 in proper order rapidly, cross water hole 13, helicla flute 12, and spray the form through blowoff valve 14 and discharge, at this moment, municipal tap water filters impurity and carries out spiral rapid flushing to filter element 9 week side through helicla flute 12, rivers carry and wash the filtration impurity discharge that drops, at this moment, the velocity of flow of rivers is very fast in the helicla flute 12, consequently, can filter impurity thorough secondary flushing of filter element 9 week side, consequently, have the clear function of rapid flushing, the clean degree of filter element 9 week side is greatly improved, promote the quality of filtering the water body, also convenience of customers in-service use.

Further, the device may be used for filtering tap water, or may be used for filtering other fluids and performing self-cleaning, and the specific type of the filtered fluid is not particularly limited in this embodiment.

Further, the bung hole department of the staving 1 of this embodiment and the lower extreme that is located thread 3 are provided with sealed the pad 15, and the bottom surface of top cap 4 closely laminates with the surface that seals up 15. Therefore, the bung hole of staving 1 utilizes the setting of sealed pad 15 can make staving 1 more airtight, and, when 1 inner chamber of staving was filled with water, the water of 1 inner chamber of staving is sealed in the inboard of sealed pad 15, and then make the thread 3 of 1 bung hole department of staving not contact with water, so can prevent effectively that the thread 3 of 1 bung hole department of staving from contacting the back because of with long-time water, thread 3 rusts, not only can cause water pollution, still can cause top cap 4 to rust the card because of thread 3 and die and can't open, so above-mentioned structural design can prevent effectively the thread 3 of 1 bung hole department of staving, and guarantee that top cap 4 can open at any time.

Further, an inclined nozzle 16 is disposed at one end of the water inlet channel 5 and inside the barrel 1, and an inclined direction of the inclined nozzle 16 is adapted to a downward rotation direction of the spiral groove 12 (as shown in fig. 4). Therefore, when the water inlet channel 5 is connected with municipal tap water, high-pressure municipal tap water is obliquely and quickly sprayed out through the water inlet channel 5 and the inclined nozzle 16 and is obliquely sprayed in the spiral groove 12, and the inclined direction of the inclined nozzle 16 is matched with the downward rotating direction of the spiral groove 12, so that the water flow speed in the spiral groove 12 is improved, the washing effect of the rotating water flow in the spiral groove 12 on the side surface of the filter element 9 is increased, the falling of the filtering impurities on the side surface of the filter element 9 is accelerated, and the function of automatically cleaning the filter element 9 is also realized.

Further, the top cover 4 of this embodiment is provided with a pressure gauge 17 respectively connected to the water inlet channel 5 and the water outlet channel 6. Therefore, when the device is installed and tested, the water pressure of the water inlet channel 5 and the water outlet channel 6 is available, and the water pressure can be observed through the pressure gauge 17, when the filter element 9 is seriously blocked by the filtered impurities, the water pressure of the water outlet channel 6 is relatively small, and the water pressure can be obtained by comparing the pressure value of the pressure gauge 17 of the water outlet channel 6 with the pressure value of the pressure gauge 17 of the water inlet channel 5, at the moment, a user can open the blowoff valve 14, and the filtered impurities on the peripheral side surface of the filter element 9 can be quickly and effectively washed; when this device is established ties and is installed on the pipeline simultaneously, its inside has the air, can pull down manometer 17, excretes the air, and then convenience of customers actual installation and debugging.

Further, the bottom of the barrel body 1 of the present embodiment is provided with a drain outlet 18, the exposed openings of the drain outlet 18, the water inlet channel 5 and the water outlet channel 6 are all provided with threads 3, the exposed openings of the drain outlet 18, the water inlet channel 5 and the water outlet channel 6 and the tail ends of the threads 3 are all provided with step surfaces 19 for installing sealing gaskets 15, and the blowoff valve 14 is installed at the drain outlet 18. Therefore, the step surface 19 is arranged to facilitate the installation of the sealing gasket 15, the sealing contact area is large, the sealing is reliable, the operation is simple, the sealing operation is not required to be carried out by using a fussy raw adhesive tape, and the actual installation and use of a user are facilitated.

Furthermore, in the present embodiment, an installation column 23 is disposed in the cavity at the upper end of the top cover 4, the bolt 20 is screwed on the installation column 23, and the circumferential side surface of the installation column 23 is connected with the inner wall of the top cover 4 through a reinforcing rib plate 24. Therefore, the structural strength of the mounting column 23 can be effectively improved by using the reinforcing rib plate 24, and the device is more durable.

Further, the link plate 21 that is "L" shape is installed through bolt 20 at the top of top cap 4 of this embodiment, and link plate 21 all shelters from the cavity in top cap 4 upper end with inhalant canal 5, exhalant canal 6, erection column 23 at top cap 4 top, and mounting hole 22 has been seted up to the right angle face of link plate 21. The user can hang this device through the mounting hole 22 of link plate 21 and establish the installation on the wall, consequently utilizes the setting of link plate 21 not only to make things convenient for the actual of this device to hang and establish the installation, can shelter from the exposed structure in top cap 4 moreover and hide, effectively improves the clean and tidy nature of whole outward appearance, increases product grade.

Further, the barrel body 1, the top cover 4 and the filter element 9 of the present embodiment are made of 304 stainless steel or 316 stainless steel or plastic or copper. The manufactured materials are not limited, wherein the 304 stainless steel and the 316 stainless steel have particularly good corrosion resistance, atmospheric corrosion resistance and high-temperature strength, and can be used under harsh conditions, so that the barrel body 1, the top cover 4 and the filter element 9 can be effectively prevented from rusting, the water body is prevented from being polluted, and the quality of the filtered water body is stable due to the use.

The above is only the preferred embodiment of the present invention, and not the scope of the present invention, all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings or the direct or indirect application in other related technical fields are included in the patent protection scope of the present invention.

Claims (8)

1. A self-cleaning fluid filter, comprising: including staving and water conservancy diversion frame, the bung hole department of staving twists intrinsic top cap through the thread, the top cap is provided with inhalant canal and exhalant canal, the staving bottom has connected gradually spring and closing cap, inside it is located and installs the filter core between closing cap and the top cap bottom of staving, inhalant canal and staving inner chamber intercommunication, exhalant canal and the hole intercommunication of filter core, the water conservancy diversion frame is installed between staving inner chamber and filter core week side, the water conservancy diversion frame is adjacent including spiraling a plurality of spiral guide piece of twining in filter core week side and setting up the connection piece at spiral guide piece both ends, be formed with the helicla flute between the spiral guide piece, just be located helicla flute department and seted up the water hole on the connection piece, the blowoff valve with external intercommunication is installed to the bottom of staving, wherein, when water flowed through the helicla flute fast, the rivers that flow fast spiral flow are washed and drop, automatic precipitation in filter core week side filtration impurity carries out, simultaneously, opens the blowoff valve, just can discharge the filtration impurity that precipitates.

2. A self-cleaning fluid filter as recited in claim 1, wherein: the bung hole department of staving just is located the lower extreme of thread and is provided with sealed the pad, the bottom surface of top cap closely laminates with the surface that seals up.

3. A self-cleaning fluid filter as recited in claim 1, wherein: the one end of inhalant canal just is located staving inside and is provided with oblique spout, the incline direction and the decurrent direction of rotation adaptation of helicla flute of spout to one side.

4. A self-cleaning fluid filter as recited in claim 1, wherein: and the upper end of the top cover is respectively provided with a pressure gauge communicated with the water inlet channel and the water outlet channel.

5. A self-cleaning fluid filter as recited in claim 1, wherein: the bottom of the barrel body is provided with a drain outlet, the exposed openings of the drain outlet, the water inlet channel and the water outlet channel are respectively provided with a screw tooth, the exposed openings of the drain outlet, the water inlet channel and the water outlet channel and the tail ends of the screw teeth are respectively provided with a step surface for installing a sealing gasket, and the blow-down valve is installed at the drain outlet.

6. A self-cleaning fluid filter as recited in claim 1, wherein: the cavity body of the upper end of the top cover is internally provided with an installation column, and the peripheral side face of the installation column is connected with the inner wall of the top cover through a reinforcing rib plate.

7. A self-cleaning fluid filter as recited in claim 1, wherein: the top of top cap is installed through the bolt and is the link plate of "L" shape, the link plate all shelters from the cavity in the top cap upper end with the inlet channel at top cap top, outlet channel, erection column, the mounting hole has been seted up to the right angle face of link plate.

8. A self-cleaning fluid filter as recited in claim 1, wherein: the barrel body, the top cover and the filter element are all made of 304 stainless steel or 316 stainless steel or plastic or copper.

Images