CN202844730U - Filter with rotary valve - Google Patents

Abstract

The utility model relates to a filter with a rotary valve. The filter with a rotary valve comprises a filter cylinder, wherein an opening of the filter cylinder is fixedly provided with a core part with a suspended neck part, the neck part of the core part is connected with a head adapter assembly by a support element, a rotary valve assembly is sheathed between an axial chamber of the head adapter assembly and the suspended neck part, the axial chamber of the head adapter assembly is radially provided with a pair of pipe joints, the pipe joints are in sealing connection with a water intake pipe and a water exhaust pipe, and the open end of the axial chamber of the head adapter assembly is provided with a sealing cover assembly.

Description

Filter with rotary valve

Technical field

The utility model relates to a kind of water purifier, particularly a kind of filter assemblies with rotary valve.

Background technology

CN 200680000463.1 discloses a kind of " water purification filter assembly ", and its purpose is to provide a kind of minimizing and more renews the filter cylinder required time, and the filter assemblies of the water purifier that can easily be changed.This technical scheme: the described filter assemblies for water purifier has: head, and it comprises for guiding the water inlet pipe that flows into water, for controlling current, entering into the control valve of described water inlet pipe and be discharged into outside outlet pipe for the water by after purifying; Circular cap, be arranged on the bottom of described head and within it section there is cylindrical space; Filter cap, be installed in described cylindrical space, and have the inlet opening that supply water to flow into wherein and for the osculum of draining; Filter cylinder, it has filter element, and described filter element is provided with filter to purify waste water, and described filter assemblies comprises: a plurality of the first fastener holes are formed on the excircle of described circular cap, and all have step; Lock Part, be arranged in each described first fastener hole, thereby lock described filter cylinder; Elastic component, be arranged to around described circular cap and described Lock Part, and flexibly make described Lock Part maintain in corresponding the first fastener hole; And a plurality of the second fastener holes, be formed on the excircle on described filter cap top, for described Lock Part being installed to each described the second fastener hole.Its weak point is: when the user will change the filter medium cylinder, normally that draw to next the position that rotating filter cartridge 40 is less than 90 degree, filter cylinder just can come off, if user's rotating filter cartridge 40 equals 90 degree or 180 while spending, Lock Part 50 bounces back into again in the fastener hole 33 in filter cap 30, filter cap 30 is again by locked, filter cylinder has just been got to be got off, be easy to allow the people confuse, so this utility model lacks a spacing process 2 of rotating while getting filter cylinder, after taking off filter cylinder 40, because outlet pipe 12 places do not fill the device that intercepts water, if the aqueduct that outlet pipe 12 connects is very long, and when hang down filter medium cylinder position, water in water inlet pipe can all flow backwards and go out, when if water is a lot, can cause certain influence below filter medium cylinder installation position, therefore also lack a process intercepted water for water exit position.

Summary of the invention

The purpose of this utility model is to provide a kind of filter assemblies for water purifier, and this filter assemblies has not only reduced the time of changing filter cylinder, more allows the user easy to doly change.Simultaneously, by unloading the rotation of getting in the filter cylinder process, device in filter assemblies can be closed the water source of water inlet direction and water outlet direction automatically, removing the user from will close in advance into the trouble of (haveing) water valve, and the residual water in the arc sealing ring of rotary valve surface can be emitted by intake-outlet or discharge orifice in process, reduce secondary pollution, avoid residual water to become the filter assemblies with rotary valve of stagnant water.

Technical solution of the present utility model is the described filter with rotary valve, comprise filter cylinder, its special character is: the peristome of described filter cylinder sets firmly the core body section with the neck that overhangs, pass through support component connector parts on the neck of core body section, be set with rotating valve assembly between the neck of the axial chamber of head assembly and filter cylinder core body section, the axial chamber of head assembly is radially offered the pair of pipes joint, on pipe joint, be tightly connected water inlet pipe and outlet pipe, the openend of the axial chamber of head assembly is established the closing cap assembly.

As preferably: offer in the core body section that described filter cylinder is set firmly by cylindrical shell, cartridge openings section, core body section for unfiltered liq being guided to introduction passage in cylindrical shell, for filter liquide guiding being left to extraction channel, core body section neck in cylindrical shell, radially being symmetrical arranged for locking and hanging and revolve de-filter cylinder and guide rotary valve to open and close intake-outlet and a pair of ear handle outwards overhang, the filter medium assembly coordinated with core body section form.

As preferably: described core body section is by being tightly connected like the neck of bottleneck and shoulder shape with cylindrical shell, neck is from protrude out outside to inside the tubular body in cylinder lumen along axle center, the cylindrical section of tubular body is communicated with the ear tongue locating slot formed by the muscle position with the neck centre bore, the a pair of ear handle that the neck outer wall radially is convexly equipped with, the left side of ear handle, the guiding surface that right flank arranges, the neck port, the tubular body port, the filter medium water inlet sealing ring that place, tubular body bottom arranges respectively, filter medium goes out waterstop ring, filter medium sleeve seal circle, place, cylindrical R angle, core body subordinate end is provided for, with the positioning mark line of head assembly cylindrical bottom, the triangle positioning mark of location is installed, the filter medium assembly of tubular body suit, connect on neck and offer the introduction passage composition parallel with tubular body.

As preferably: described filter medium assembly by sleeve, the sleeve spiral cover be fastenedly connected with sleeve, the barrel bore end of thread with the sleeve spiral cover, coordinate press seal filtration fabrics, coat the filter medium of packing in the filtration fabrics gland that is pressed on the filtration fabrics end face, sleeve, sleeve spiral cover top is arranged with one section blind hole of packing in it for the tubular body of core body section and forms along position, the center of circle.

As preferably: described head assembly is by upper, the axial chamber of lower perforation, outside die cavity, the rotary valve axial-rotation locating piece that axially chamber top exterior walls correspondence is convexly equipped with, axial chamber is the symmetrical binding cavity of outside die cavity that radially outwards extends at middle part respectively, the guiding rib position that axially chamber and the binding cavity place of joining arrange, the pipe joint with fixed claw is offered respectively in the binding cavity end, be sealedly attached to respectively water inlet pipe and the outlet pipe of pipe joint, axially the bottom of chamber is arranged with respectively vertically for the fastening screw of support component, the hanger of the outer wall moulding of outside die cavity, the installing hole arranged on hanger, the cartridge axis that axially opposite angles position corresponding to outer wall, chamber bottom is convexly equipped with respectively is to the spin locking locating piece, the head guiding surface that the filter cylinder axial-rotation that axially opposite angles position corresponding to outer wall, chamber bottom is convexly equipped with respectively breaks away from, the rectangle positioning strip of outside die cavity cylindrical bottom forms.

As preferably: described rotating valve assembly is by valve body, valve body one end port is the symmetrical one section ring-type locating piece radially outwards protruded out respectively, and make the axial-rotation locating notch of two locating piece opposite end symmetrical molding, valve body other end port is symmetrical outwards protruding out for being plugged on the ear tongue in filter cylinder neck ear tongue locating slot vertically respectively, valve body external peripheral surface symmetry respectively is arranged with rotary valve sealing ring fixed groove, insert respectively the rotary valve sealing ring in rotary valve sealing ring fixed groove, rotary valve sealing ring one side is led to respectively the opening of body cavity and tubular intracavity circle, the tubular intracavity of body cavity moulding, axially be provided with top closure and the inversion goblet of bottom end opening in tubular intracavity, tubular intracavity is positioned at middle part and radially protrudes out respectively the linking arm composition that is connected in inversion goblet blind end, described rotating valve assembly can be with respect to the indoor rotation of the axial cavity of head assembly between open position and closed position.

As preferably: a side of described rotary valve sealing ring fixed groove is arranged with the through hole connected with tubular intracavity, and the opposite side of rotary valve sealing ring fixed groove is provided with the rounded seal be connected by the muscle position with the arc sealing ring.

As preferably: a side of described rotary valve sealing ring fixed groove is arranged with the through hole connected with tubular intracavity, and the opposite side of rotary valve sealing ring fixed groove is established the boss that the groove of inserting for round gasket or circular seal ring are inserted in; The rotary valve sealing ring is provided with the round gasket or the circular seal ring that are connected by the muscle position with the arc sealing ring and forms by fitting in the rotary valve valve body external peripheral surface opposite side that a symmetrical territory, lateral areas that is arranged with arc sealing ring in rotary valve sealing ring fixed groove, conducting in the arc sealing ring is provided with the O-ring seal that is connected by the muscle position with the arc sealing ring, the not conducting of arc sealing ring respectively, and the central part of rotary valve sealing ring fixed groove is arranged with the residual water discharge orifice with the tubular intracavity perforation; In closed position, the round gasket of described rotary valve sealing ring one side or circular seal ring are by the water inlet on the axial chamber of head assembly and delivery port sealing, round gasket or circular seal ring are concentric with the radial direction through hole of the axial chamber face of head assembly middle-end, to limit the unfiltered fluid filter medium assembly of flowing through.

As preferably: described closing cap assembly is comprised of the rotary valve stationary gland be connected with the axial chamber roof of head assembly, the trim that is arranged in the rotary valve stationary gland slot that the axial chamber roof of head assembly connects by buckle.

As preferably: described support component by be located between head assembly and filter cylinder and be inserted in filter cylinder core body section neck ear handle after the rotation location the filter cylinder lock flange, filter cylinder lock flange and the bottom of the axial chamber of head assembly be arranged with respectively to the fixed screw that the fastening screw of confession support component is connected vertically form; Described filter cylinder lock flange by flange body, offer through hole, through hole for receiving the filter cylinder neck get symmetrical end respectively recessed expansion for filter medium hang with the left and right inclined-plane of filter cylinder ear handle front bevel guide effect, flange body on the screw offered form.

Compared with prior art, advantage of the present utility model:

1, the utility model is for the filter assemblies of water purifier, this assembly has not only reduced the time of changing filter cylinder, and makes the user oneself to change easily filter cylinder, does not need professional's replacing of visiting, reduce after cost, also reduced user's use cost.

2, the utility model can filter medium.By unloading the rotation of getting in the filter cylinder process, the device in filter assemblies can be closed the water source of water inlet direction and water outlet direction automatically, removes the replacing filter cylinder from and must first close into the trouble of (haveing) water valve.

3, in the utility model, filter medium can emit the residual water in the arc sealing ring of rotary valve surface by intake-outlet or discharge orifice, avoids residual water to become stagnant water, reduces secondary pollution.

4, this filter assemblies has not only reduced the time of changing filter cylinder, more can allow the user oneself change easily.Simultaneously, by unloading the rotation of getting in the filter cylinder process, the device in filter assemblies can be closed the water source of water inlet direction and water outlet direction automatically, removes the user from and will close into the trouble of (haveing) water valve in advance.And the residual water in the arc sealing ring of rotary valve surface can be emitted to (but can not stay and spill too many water in whole replacing filter cylinder process) by intake-outlet or discharge orifice in process, and avoid residual water to become stagnant water, reduce secondary pollution.

5, barrel bore is set with filter medium, the filtration fabrics of barrel bore end of thread press seal and filtration fabrics gland are fastening by sleeve spiral cover and telescopic screw, the use of filtration fabrics is that the particle in order to stop some filter mediums itself flows out with the water after filtering; The use of sleeve, be for will be not filter medium be directed to the lower end of filter medium, make water can pass through medium as much as possible, fully filtered, so also delay the service life of filter medium.

The accompanying drawing explanation

Fig. 1 is the STRUCTURE DECOMPOSITION assembling schematic diagram of the filter of the utility model band rotary valve.

Fig. 2 is the local enlarged diagram of Fig. 1 head assembly pipe joint fixed claw.

Fig. 3 is the top view of the utility model band rotary valve filter head parts.

Fig. 4 is that the A-A of Fig. 3 is to cutaway view.

Fig. 5 is that the B-B of Fig. 3 is to cutaway view.

Fig. 6 is the whole sectional arrangement drawing of the filter of the utility model band rotary valve.

Fig. 7 is the three-dimensional exploded view in filter when water inlet of the utility model band rotary valve.

Fig. 8 is the three-dimensional exploded view of the filter of the utility model band rotary valve while closing water.

Fig. 9 is the utility model filter cylinder core body section and rotary valve ear tongue grafting operation chart.

Figure 10 is that the utility model passes flange body through hole schematic diagram by the ear handle of filter cylinder core body section.

Figure 11 revolves off-position after the utility model filter cylinder core body section and rotary valve ear tongue are pegged graft to put schematic diagram.

Figure 12 when to be that the utility model filter cylinder is outstanding be locked in support component ear handle and the head assembly of core body section revolve the top view that off-position is put.

Figure 13 is the filter cylinder lock flange one angle stereogram of the utility model support component.

Figure 14 is the front view of the utility model rotating valve assembly the first scheme embodiment.

Figure 15 is the right view of Figure 14.

Figure 16 is the top view of Figure 14.

Figure 17 is the utility model rotary valve sealing ring the first scheme embodiment front view.

Figure 18 is the left and right view of Figure 17.

Figure 19 is the top view of Figure 17.

Figure 20 is the front view of the utility model rotating valve assembly alternative plan embodiment.

Figure 21 is the right view of Figure 20.

Figure 22 is the top view of Figure 20.

Figure 23 is the utility model rotary valve sealing ring alternative plan embodiment front view.

Figure 24 is the left and right view of Figure 23.

Figure 25 is the top view of Figure 23.

Figure 26 is the schematic diagram of filter one angle of the utility model band rotary valve.

Figure 27 is the schematic diagram with another angle of filter of rotary valve.

Figure 28 is the utility model filter cylinder components apart operation chart from the head.

Figure 29 ear handle that to be filter cylinder core body section be locked in core body section on support component through flange body through hole rear overhang revolves off-position puts schematic diagram.

The primary clustering symbol description:

Filter cylinder 1, core body section 11, neck 111, ear handle 112, filter medium water inlet sealing ring 113, filter medium goes out waterstop ring 114, the left guiding surface 115 of ear handle, the right guiding surface 116 of ear handle, triangle positioning mark 117, cylindrical shell 12, introduction passage 13, extraction channel 14, tubular body 15, filter medium assembly 16, filter medium sleeve spiral cover 161, coordinate blind hole 1611, filtration fabrics gland 162, filtration fabrics 163, filter medium sleeve 164, filter medium sleeve seal circle 17, ear tongue locating slot 18, support component 2, filter cylinder lock flange 21, flange body through hole 211, flange body guiding surface 212, flange body screw 213, screw 22, head assembly 3, axial chamber 31, screw 311, axial-rotation lock in place piece 312, screw thread 313, rotary valve axial-rotation locating piece 314, guiding rib position 315, head guiding surface 316, positioning mark line 317, outside die cavity 318, pipe joint 32, water inlet pipe 321, outlet pipe 322, fixed claw 323, binding cavity 33, hanger 34, installing hole 341, rotating valve assembly 4, valve body 41, ring-type locating piece 42, axial-rotation locating notch 43, ear tongue 44, residual water discharge orifice 451, rotary valve sealing ring fixed groove 452, rotary valve sealing ring 46, arc sealing ring 461, O-ring seal 462, round gasket/enclose 463, be inverted goblet 47, linking arm 48, closing cap assembly 5, rotary valve stationary gland 51, screw thread 511, trim 52, buckle 521.

The specific embodiment

The utility model is described in further detail below in conjunction with accompanying drawing:

Fig. 1～Figure 19, Figure 26～Figure 29 show first embodiment of the present utility model.

Refer to shown in Fig. 1, the described filter with rotary valve, comprise filter cylinder 1, the peristome of described filter cylinder 1 sets firmly the core body section 11 with the neck 111 that overhangs, pass through support component 2 connector parts 3 on core body section neck 111, suit rotating valve assembly 4 between the axial chamber 31 of head assembly 3 and filter cylinder core body section neck 111, the axial chamber 31 of head assembly is radially offered pair of pipes joint 32, on pipe joint 32, be tightly connected water inlet pipe 321 and outlet pipe 322, the openend of the axial chamber 31 of head assembly is established closing cap assembly 5.

Refer to shown in Fig. 6, Fig. 7, offer in the core body section 11 that described filter cylinder 1 is set firmly by cylindrical shell 12, cylindrical shell 12 peristomes, core body section 11 for unfiltered liq being guided to introduction passage 13 in cylindrical shell 12, for filter liquide guiding being left to extraction channel 14, core body section neck 111 outer walls in cylindrical shell 12, radially being symmetrical arranged for locking and hanging and revolve de-filter cylinder 1 and guide rotary valve to open and close entery and delivery port and a pair of ear handle 112 outwards overhang, the filter medium assembly 16 coordinated with core body section 11 form.

Refer to Fig. 1, Fig. 6, Fig. 9, Figure 10, shown in Figure 26～Figure 28, described core body section 11 is by being tightly connected like the neck 111 of bottleneck and shoulder shape with cylindrical shell 12, neck 111 is from protruding out the tubular body 15 in cylindrical shell 12 inner chambers along axle center outside to inside, the cylindrical section of tubular body 15 is communicated with the ear tongue locating slot 18 formed by the muscle position with neck 111 centre bores, the a pair of ear handle 112 that neck 111 outer walls radially are convexly equipped with, the left side of ear handle 112, the left guiding surface 115 that right flank arranges, right guiding surface 116, the neck port, the tubular body port, the filter medium water inlet sealing ring 113 that place, tubular body bottom arranges respectively, filter medium goes out waterstop ring 114, filter medium sleeve seal circle 17, place, cylindrical R angle, core body subordinate end is provided for, with the positioning mark line 317 of head assembly 3 cylindrical bottoms, the triangle positioning mark 117 of location is installed, tubular body 15 suit filter medium assemblies 16, connect on neck and offer the introduction passage parallel with tubular body 15 13 compositions.

Refer to shown in Fig. 6, described filter medium assembly 16 by sleeve 164, to coordinate the filtration fabrics 163(of press seal with sleeve spiral cover 161 with sleeve spiral cover 161, the sleeve 164 thread in inner cavity ends of sleeve 164 screw-tightened can be the general name of cotton, cloth, filter paper etc.), coat the filter medium of packing in the filtration fabrics gland 162 that is pressed on filtration fabrics 163 end faces, sleeve 164, sleeve spiral cover 161 tops are arranged with one section blind hole 1611 of packing in it for the tubular body 15 of core body section 11 and form along position, the center of circle.Sleeve 164 inner chambers are set with filter medium, and the filtration fabrics 163 of sleeve 164 thread in inner cavity side pressure envelopes and filtration fabrics gland 162 are by sleeve spiral cover 161 and sleeve 164 screw-tightened.The use of filtration fabrics is that the particle in order to stop some filter mediums itself flows out with the water after filtering; The use of sleeve, be for will be not filter medium be directed to the lower end of filter medium, make water can pass through medium as much as possible, fully filtered, so also delayed the service life of filter medium.The connected mode of above-mentioned and sleeve 164 screw-tightened sleeve spiral covers 161, also can adopt buckle or weld fastening.

Refer to shown in Fig. 1, filter medium assembly 16 is configured to: guarantee that fluid handling system combines with removable filter cylinder 1, and fluid handling system and filter cylinder 1 have inherent relation.Position limiting structure when rotating valve assembly 4 and filter cylinder 1 are provided with and guarantee that filter cylinder 1 turns clockwise in addition, in the time of can telling the user where like this, filter cylinder 1 has installed to position.

Refer to Fig. 1～Fig. 5, Fig. 7, shown in Figure 28, head assembly 3 is by upper, the axial chamber 31 of lower perforation and outside die cavity 318, the rotary valve axial-rotation locating piece 314 that axially chamber 31 top exterior walls correspondences are convexly equipped with, axial chamber 31 is the symmetrical binding cavity 33 that radially outwards extends to outside die cavity 318 at middle part respectively, the guiding rib position 315 that axially chamber 31 and binding cavity 33 places of joining arrange, the pipe joint 32 with fixed claw 323 is offered respectively in binding cavity 33 ends, be sealedly attached to respectively water inlet pipe 321 and the outlet pipe 322 of pipe joint 32, axially the bottom of chamber 31 is arranged with respectively vertically for the fastening screw 311 of support component, the hanger 34 of the outer wall moulding of outside die cavity 318, the installing hole 341 arranged on hanger 34, the cartridge axis that axially opposite angles position corresponding to chamber 31 bottom outer walls is convexly equipped with respectively is to spin locking locating piece 312, the head guiding surface 316 that the filter cylinder axial-rotation that axially opposite angles position corresponding to chamber 31 bottom outer walls is convexly equipped with respectively breaks away from, the rectangle positioning strip 317 of outside die cavity 318 cylindrical bottoms forms.

Refer to Fig. 1, Fig. 7, shown in Figure 11～Figure 19, described rotating valve assembly 4 is by valve body 41, valve body 41 1 end ports are the symmetrical one section ring-type locating piece 42 radially outwards protruded out respectively, and make the axial-rotation locating notch 43 of two locating piece 42 opposite end symmetrical molding, valve body 41 other end ports are symmetrical outwards protruding out for being plugged on the ear tongue 44 in filter cylinder neck ear tongue locating slot 18 vertically respectively, valve body 41 external peripheral surfaces symmetry respectively are arranged with rotary valve sealing ring fixed groove 452, insert respectively the rotary valve sealing ring 46 in rotary valve sealing ring fixed groove 452, rotary valve sealing ring 46 1 sides are led to respectively the opening of valve body 41 inner chambers and tubular intracavity circle, the tubular intracavity of valve body 41 inner chamber moulding, axially be provided with top closure and the inversion goblet 47 of bottom end opening in tubular intracavity, tubular intracavity is positioned at middle part and radially protrudes out respectively linking arm 48 compositions that are connected in inversion goblet 47 blind ends.One side of described rotary valve sealing ring fixed groove 452 is arranged with the through hole (not shown) connected with tubular intracavity, and the opposite side of rotary valve sealing ring fixed groove 452 covers round gasket/enclose 463.The valve body 41 of rotating valve assembly 4 and rotary valve sealing ring 46 the two adopted the technique of encapsulate injection mo(u)lding to make, can be also the mounting means of independent embedding sealing circle, make rotary valve sealing ring 46 be fixed in the rotary valve sealing ring fixed groove 452 of valve body 41 and become one.And make rotating valve assembly 4 in the axial chamber 31 of head assembly 3, coordinate (referring to Fig. 9～Figure 12, Figure 14～Figure 19) through the rotation of mutually pegging graft of the ear tongue 44 of valve body 41 and the ear tongue locating slot 18 of core body section 11 openends on filter cylinder 1; In the position of opening, allow the introduction passage 13 of unfiltered fluid by valve body 41 to discharge from the extraction channel 14 of valve body 41 fluid (referring to Fig. 6, Fig. 7) become filtration through filter cylinder 1; In the position of closing, the corresponding round gasket be connected by the muscle position with arc sealing ring 461 of rotary valve sealing ring 46 on valve body 41/enclose 463; Be convenient to the water inlet on the axial chamber 31 of head assembly 3 and delivery port sealing, make that on round gasket/enclose 463 and head assembly, axially the radial direction through hole of 31 middle-ends of chamber is concentric, with this limit unfiltered fluid through filter medium assembly 16(referring to Fig. 8).

Refer to shown in Fig. 1, Fig. 7～Fig. 8, described closing cap assembly 5 is comprised of the rotary valve stationary gland 51 be connected with axial chamber 31 screw top 313 of head assembly 3, the trim 52 that is arranged in the rotary valve stationary gland 51 slot (not shown) that the axial chamber of head assembly 31 tops connect by buckle 521.

Refer to shown in Fig. 1, Fig. 4, Fig. 9～Figure 13, described support component 2 by be located between head assembly 3 and filter cylinder 1 and be inserted in the rear rotation of filter cylinder core body section neck ear handle 112 location filter cylinder lock flange 21, filter cylinder lock flange 21 and the bottom of head assembly 3 axial chambers 31 be arranged with respectively to the fixed screw 22 that the fastening screw 311 of confession support component is connected vertically form; Described filter cylinder lock flange 21 by flange body 21, offer through hole 211, through hole 211 for receiving filter cylinder neck 111 get symmetrical end respectively recessed expansion for filter medium hang with the left and right inclined-plane 212 of filter cylinder ear handle 112 front bevel guide effects, flange body 21 on the screw 213 offered form.Support component 2 media set 16, filter cylinder lock flange 21 after filtration is crimped on the bottom of the axial chamber 31 of head assembly 3, and be arranged with vertically respectively on the bottom surface of the screw 311 fastening for support component 2, then, the bottom that is locked at the axial chamber 31 of head assembly 3 through the flange body screw 213 on filter cylinder lock flange 21 with fixed screw 22 is arranged with respectively on the bottom surface of screw 311 vertically, 2 of support components are fixed on head assembly 3, and the suspension lock function of filter cylinder 1 is provided.

Refer to shown in Fig. 1, Fig. 6, Fig. 7, the described filter assemblies with rotary valve is configured to use together with fluid handling system, and this fluid handling system comprises introduction passage 13 for unfiltered processing fluid being directed to filter assemblies and for the extraction channel 14 of the processing fluid that filtered from the filter assemblies guiding.The installing hole 341 arranged on the hanger 34 of this filter assemblies by the outer wall moulding of the outside die cavity 318 of head assembly, be installed on the respective support structure of placement.

Operation principle: under normal condition, two ear handles 112 of neck 111 correspondences that filter medium assembly 16 overhangs for the core body section 11 of filter cylinder 1, first, through the flange body through hole 211 (referring to Fig. 9, Figure 10) on the filter cylinder lock flange 21 of support component 2, the cylindrical section that the ear tongue 44 that now 41 other end ports of the valve body on rotating valve assembly 4 outwards protrude out can insert tubular body 15 in cylindrical shell 1 is communicated with in the ear tongue locating slot 18 formed (referring to Figure 10) with neck 111 positions, the center of circle and by the muscle position.

Filter cylinder 1 turns clockwise, the right guiding surface 116 of ear handle 112 correspondences that now the core body section 11 on filter cylinder 1 outwards protrudes out, relative motion is done on the inclined-plane 212 corresponding with filter cylinder lock flange 21 on support component 2, and filter cylinder 1 can extend upward and be suspended on (referring to Figure 29) on filter medium lock flange 21.

When dextrorotation turn 90 degrees, the cartridge axis that the opposite angles position that the ear handle 112 of filter cylinder 1 core body section 11 is corresponding with the axial chamber 31 bottom outer walls of head assembly 3 is convexly equipped with is respectively touched extremely (referring to Figure 12, Figure 29) to spin locking locating piece 312, cause the rectangle positioning strip 317 of outside die cavity 318 on head assembly 3, cylindrical bottom align with the triangle positioning mark 117 of filter cylinder 1 core body section 11 bottoms (referring to Figure 26), tell the user, be in place.

When filter cylinder 1 extends upward while being suspended on filter cylinder lock flange 21, the power made progress can be impelled the neck port of core body section 11 correspondences on filter cylinder 1 and the water inlet of the filter medium in tubular body port recess sealing ring 113, filter medium to go out the inversion goblet 47 inner chamber interference that waterstop ring 114 is corresponding with valve body 41 on rotating valve assembly 3 to seal (referring to Fig. 1, Fig. 6).

The rotating valve assembly 4 of Default Value state is (referring to the Fig. 8) closed, arc sealing ring 461 in the rotary valve sealing ring fixed groove 452 of valve body 41 external peripheral surfaces, the round gasket that arc sealing ring 461 is interior and coupled or circular seal 463 are followed rotating valve assembly 4 relative rotary motion and interference sealing with the axial chamber 31 of head assembly 3, round gasket or circular seal 463 are in arc sealing ring 461, on round gasket on one side of valve body 41 not conductings or circular seal 463 and head assembly, the radial direction through hole of axial 31 middle-ends of chamber is concentric, now in closed condition, that is: turn off water inlet and also closed delivery port (referring to Fig. 8), if on the other end (sides of valve body 41 conductings) of round gasket/enclose 463 correspondences and head assembly, axially the radial direction through hole of 41 middle-ends of chamber is concentric, now in conducting state, that is: unfiltered fluid is directly discharged (referring to Fig. 7) by water inlet pipe 321 and filter medium assembly 16 from outlet pipe 322, after filter cylinder 1 dextrorotation turn 90 degrees, the ear tongue 44 of valve body 41 correspondences on rotating valve assembly 4 can be followed ear tongue locating slot 18 90-degree rotations on filter cylinder 1, owing to being subject to head assembly 3 axial-rotation lock in place pieces 312 and the restriction location of filter cylinder 1 ear handle 112 and the axial-rotation locating notch 43 and head assembly 3 rotary valve axial-rotation locating piece 314 restriction location of rotating valve assembly 4 valve body 41 1 end ports, rotating valve assembly 4 can only 90-degree rotation, now, the other end that is positioned at the round gasket of valve body 41 conducting one sides or circular seal 463 is concentric with the radial direction through hole of 41 middle-ends of axial chamber of head assembly, rotating valve assembly 4 in conducting state (referring to Fig. 6, Fig. 7, Figure 11), unfiltered fluid passes through water inlet pipe 321 successively, pipe joint 32, the binding cavity 33 of head assembly 3, the introduction passage 13 of rotating valve assembly 4, filter cylinder 1, the extraction channel 14 of rotating valve assembly 4, the binding cavity 33 of head assembly 3, pipe joint 32, what outlet pipe 322 (referring to Fig. 6～Fig. 7) discharged is exactly the fluid after filtering.

Refer to shown in Fig. 8～Figure 10, change filter cylinder 1, filter cylinder 1 is rotated counterclockwise 90 degree, due to valve body 41 other end ports on rotating valve assembly 4 respectively symmetry axis to the ear tongue 44 outwards protruded out, the cylindrical section that inserts tubular body 15 in cylindrical shell 1 is communicated with in the ear tongue locating slot 18 formed (referring to Fig. 9 by the muscle position with neck 111 positions, the center of circle, Figure 10), the axial-rotation locating notch 43 of the valve body 41 1 end ports of rotating valve assembly 4 is located to 314 restrictions of rotary stopper piece with the corresponding rotary valve shaft be convexly equipped with of axial chamber 31 top exterior walls on head assembly 3, cause also counter-rotating 90 degree of rotating valve assembly 4, now, the unfiltered fluid that rotating valve assembly 4 has been introduced water inlet pipe 321 is closed, arc sealing ring 461 in the sealing ring fixed groove 452 of valve body 41 external peripheral surfaces, arc sealing ring 461 is provided with a round gasket be connected with arc sealing ring 461/enclose 463, with and then rotating valve assembly 4 relative rotary motion and the interference sealing of axial chamber 31 on head assembly 3, round gasket/enclose 463 to be located at arc sealing ring 461 inside, on round gasket/enclose 463 (sides of valve body 41 not conductings) and head assembly, axially the radial direction through hole of chamber 41 middle-ends is concentric, now, in closed condition, that is: round gasket/enclose 463 has been turned off the water inlet of head assembly 3, also closed the delivery port (referring to Fig. 8) of head assembly 3.

Restriction location after filter cylinder counter-rotating 90 degree, continue counter-rotating filter cylinder 1, and the head guiding surface 316 that the filter cylinder axial-rotation that is convexly equipped with respectively of the left guiding surface 115 of ear handle 112 correspondences that outwards protrude out by the filter cylinder 1 core body section 11 opposite angles position corresponding with the axial chamber 31 bottom outer walls of head assembly 3 breaks away from is done relative motion (referring to Figure 28), due to the downward active force of the left guiding surface 115 of ear handle, can impel neck port and the water inlet of the filter medium in the tubular body port recess sealing ring 113 of core body section 11 correspondences on filter cylinder 1, the inner chamber that filter medium goes out the inversion goblet 47 that waterstop ring 114 and 41 pairs of valve bodies on rotating valve assembly 3 just answer breaks away from (referring to Figure 28), at this moment the flange body through hole 211 concentric (referring to Figure 10) on the ear handle 112 that filter cylinder 1 core body section 11 outwards protrudes out and the filter cylinder lock flange 21 of support component 2, the ear handle that core body section 11 on filter cylinder 1 outwards protrudes out has just lost and has been suspended on the acting surface on filter cylinder lock flange 21 on support component 2, filter cylinder 1 breaks away from (referring to Figure 28).

When taking off filter cylinder 1, on round gasket/enclose 463 (sides of valve body 41 not conductings) and head assembly, axially the radial direction through hole of chamber 41 middle-ends is concentric, the unfiltered fluid that rotating valve assembly 4 has been introduced water inlet pipe 321 is closed (referring to Fig. 8), arc sealing ring 461 and round gasket/enclose stagnant water residual between 463 are conductings in entery and delivery port and arc sealing ring zone, so, while shedding filter cylinder, residual water can directly be discharged (referring to Figure 14～Figure 15) by entery and delivery port.

Fig. 1～Figure 13, Figure 20～Figure 29 show second embodiment of the present utility model.

Refer to shown in Fig. 1, the described filter with rotary valve, comprise filter cylinder 1, the peristome of described filter cylinder 1 sets firmly the core body section 11 with the neck 111 that overhangs, pass through support component 2 connector parts 3 on core body section neck 111, suit rotating valve assembly 4 between the axial chamber 31 of head assembly 3 and filter cylinder core body section neck 111, the axial chamber 31 of head assembly is radially offered pair of pipes joint 32, on pipe joint 32, be tightly connected water inlet pipe 321 and outlet pipe 322, the openend of the axial chamber 31 of head assembly is established closing cap assembly 5.

Refer to shown in Fig. 6, Fig. 7, offer in the core body section 11 that described filter cylinder 1 is set firmly by cylindrical shell 12, cylindrical shell 12 peristomes, core body section 11 for unfiltered liq being guided to introduction passage 13 in cylindrical shell 12, for filter liquide guiding being left to extraction channel 14, core body section neck 111 outer walls in cylindrical shell 12, radially being symmetrical arranged for locking and hanging and revolve de-filter cylinder 1 and guide rotary valve to open and close entery and delivery port and a pair of ear handle 112 outwards overhang, the filter medium assembly 16 coordinated with core body section 11 form.

Refer to Fig. 1, Fig. 6, Fig. 9, Figure 10, shown in Figure 26～Figure 28, described core body section 11 is by being tightly connected like the neck 111 of bottleneck and shoulder shape with cylindrical shell 12, neck 111 is from protruding out the tubular body 15 in cylindrical shell 12 inner chambers along axle center outside to inside, the cylindrical section of tubular body 15 is communicated with the ear tongue locating slot 18 formed by the muscle position with neck 111 centre bores, the a pair of ear handle 112 that neck 111 outer walls radially are convexly equipped with, the left side of ear handle 112, the left guiding surface 115 that right flank arranges, right guiding surface 116, the neck port, the tubular body port, the filter medium water inlet sealing ring 113 that place, tubular body bottom arranges respectively, filter medium goes out waterstop ring 114, filter medium sleeve seal circle 17, place, cylindrical R angle, core body subordinate end is provided for, with the positioning mark line 317 of head assembly 3 cylindrical bottoms, the triangle positioning mark 117 of location is installed, tubular body 15 suit filter medium assemblies 16, connect on neck and offer the introduction passage parallel with tubular body 15 13 compositions.

Refer to shown in Fig. 6, described filter medium assembly 16 by sleeve 164, to coordinate the filtration fabrics 163(of press seal with sleeve spiral cover 161 with sleeve spiral cover 161, the sleeve 164 thread in inner cavity ends of sleeve 164 screw-tightened can be the general name of cotton, cloth, filter paper etc.), coat the filter medium of packing in the filtration fabrics gland 162 that is pressed on filtration fabrics 163 end faces, sleeve 164, sleeve spiral cover 161 tops and be arranged with one section blind hole 1611 of packing in it for the tubular body 15 of core body section 11 along position, the center of circle and form.The connected mode of above-mentioned and sleeve 164 screw-tightened sleeve spiral covers 161, also can adopt buckle or weld fastening.Filter medium can be also carbon-point.Can see in the drawings, sleeve 164 inner chambers are set with filter medium, the filtration fabrics 163 of barrel bore end of thread press seal and filtration fabrics gland 162 are by sleeve spiral cover 161 and sleeve 164 screw-tightened, the use of filtration fabrics is that the particle in order to stop some filter mediums itself flows out with the water after filtering; The use of sleeve, be for will be not filter medium be directed to the lower end of filter medium, make water can pass through medium as much as possible, fully filtered.So also delayed the service life of filter medium.

Refer to shown in Fig. 1, filter medium assembly 16 is configured to: guarantee that fluid handling system combines with removable filter cylinder 1, and fluid handling system and filter cylinder 1 have inherent relation.Position limiting structure when rotating valve assembly 4 and filter cylinder 1 are provided with and guarantee that filter cylinder 1 turns clockwise in addition, in the time of can telling the user where like this, filter cylinder 1 has installed to position.

Refer to Fig. 1～Fig. 5, Fig. 7, shown in Figure 28, head assembly 3 is by upper, the axial chamber 31 of lower perforation and outside die cavity 318, the rotary valve axial-rotation locating piece 314 that axially chamber 31 top exterior walls correspondences are convexly equipped with, axial chamber 31 is the symmetrical binding cavity 33 that radially outwards extends to outside die cavity 318 at middle part respectively, the guiding rib position 315 that axially chamber 31 and binding cavity 33 places of joining arrange, the pipe joint 32 with fixed claw 323 is offered respectively in binding cavity 33 ends, be sealedly attached to respectively water inlet pipe 321 and the outlet pipe 322 of pipe joint 32, axially the bottom of chamber 31 is arranged with respectively vertically for the fastening screw 311 of support component, the hanger 34 of the outer wall moulding of outside die cavity 318, the installing hole 341 arranged on hanger 34, the cartridge axis that axially opposite angles position corresponding to chamber 31 bottom outer walls is convexly equipped with respectively is to spin locking locating piece 312, the head guiding surface 316 that the filter cylinder axial-rotation that axially opposite angles position corresponding to chamber 31 bottom outer walls is convexly equipped with respectively breaks away from, the rectangle positioning strip 317 of outside die cavity cylindrical bottom forms.

Refer to Fig. 1, Fig. 7, Figure 11, Figure 13, shown in Figure 20～Figure 25, described rotating valve assembly 4 is by valve body 41, valve body 41 1 end ports are the symmetrical one section ring-type locating piece 42 radially outwards protruded out respectively, and makes the axial-rotation locating notch 43 of two locating piece 42 opposite end symmetrical molding, valve body 41 other end ports are symmetrical outwards protruding out for being plugged on the ear tongue 44 in filter cylinder neck ear tongue locating slot 18 vertically respectively, valve body 41 external peripheral surface o-ring grooves 452, the residual water discharge orifice 451 that o-ring groove 452 central parts are arranged with, insert respectively the rotary valve sealing ring 46 in o-ring groove 452, rotary valve sealing ring 46 1 sides are led to respectively the opening of valve body 41 inner chambers and tubular intracavity circle, the tubular intracavity of valve body 41 inner chamber moulding, axially be provided with top closure and the inversion goblet 47 of bottom end opening in tubular intracavity, tubular intracavity is positioned at middle part and radially protrudes out respectively the linking arm 48 that is connected in inversion goblet 47 blind ends, offer on the sidewall of tubular intracavity the latter half with vertical after water inlet pipe 321 is communicated with and proceed to the introduction passage 13 parallel with axial chamber 31, confession filter cylinder core body section 11 is communicated with the outlet pipe 322 of pipe joint 32 and the extraction channel 14 of vertical connection outlet pipe 322 forms.By fitting in, rotary valve valve body 41 external peripheral surfaces symmetrically respectively are arranged with arc sealing ring 461 in rotary valve sealing ring fixed groove 452 to described rotary valve sealing ring 46, two side areas in arc sealing ring 461 is respectively equipped with the O-ring seal 462 be connected with arc sealing ring 461 and forms; And a side of rotary valve sealing ring fixed groove 452 not conductings is provided with round gasket/enclose 463, make rotating valve assembly 4 be convenient between open position and the position closed the interior rotation of axial chamber 31 with respect to head assembly 3, in the position of opening, fluid is just by filter medium assembly 16; In the position of closing, stop that fluid is through this filter medium assembly 16.Refer to shown in Fig. 1, Figure 20～Figure 25, the valve body 41 of rotating valve assembly 4 and rotary valve sealing ring 46 the two adopted the technique of encapsulate injection mo(u)lding to make, can be also that independent sealed circle embeds mounting means, make rotary valve sealing ring 46 be fixed in the rotary valve sealing ring fixed groove 452 of valve body 41 and become one.Make rotating valve assembly 4 in the axial chamber 31 of head assembly 3, coordinate (referring to Fig. 9～Figure 12, Figure 20～Figure 25) by the rotation of mutually pegging graft of the ear tongue 44 of valve body 41 and the ear tongue locating slot 18 of core body section 11 openends on filter cylinder 1, in the position of opening, allow the introduction passage 13 of unfiltered fluid by valve body 41 to discharge from the extraction channel 14 of valve body 41 fluid (referring to Fig. 6～Fig. 7) become filtration through filter cylinder 1; In closed position, rotary valve sealing ring 46 on valve body 41 is positioned at the round gasket on the right side of valve body 41 not conducting one sides/enclose 463, by the water inlet on the axial chamber 31 of head assembly 3 and delivery port sealing, round gasket/or circular seal ring 463 and head assembly on axially the radial direction through hole of 31 middle-ends of chamber is concentric, limit unfiltered fluid through filter medium assembly 16 (referring to Fig. 8) with this.

Refer to shown in Fig. 1, Fig. 7～Fig. 8, described closing cap assembly 5 is comprised of the rotary valve stationary gland 51 be connected with axial chamber 31 screw top 313 of head assembly 3 and rotary valve stationary gland screw thread 511, the trim 52 that is arranged in the rotary valve stationary gland 51 slot (not shown) that the axial chamber of head assembly 31 tops connect by buckle 521.

Refer to shown in Fig. 1, Fig. 4, Fig. 9～Figure 13, described support component 2 by be located between head assembly 3 and filter cylinder 1 and be inserted in the rear rotation of filter cylinder core body section neck ear handle 112 location filter cylinder lock flange 21, filter cylinder lock flange 21 and the bottom of head assembly 3 axial chambers 31 be arranged with respectively to the fixed screw 22 that the fastening screw 311 of confession support component is connected vertically form; Described filter cylinder lock flange 21 by flange body 21, offer through hole 211, through hole 211 for receiving filter cylinder neck 111 get symmetrical end respectively recessed expansion for filter medium hang with the left and right inclined-plane 212 of filter cylinder ear handle 112 front bevel guide effects, flange body 21 on the screw 213 offered form.Refer to shown in Fig. 1, Fig. 9～Figure 13, support component 2 is crimped on the axial chamber 31 of head assembly 3 bottom by filter medium assembly 16, filter cylinder lock flange 21 is arranged with respectively on the bottom surface of the screw 311 fastening for support component 2 vertically, then, the bottom that is locked at the axial chamber 31 of head assembly 3 through the flange body screw 213 on filter cylinder lock flange 21 with fixed screw 22 is arranged with respectively on the bottom surface of screw 311 vertically, 2 of support components are fixed on head assembly 3, and the suspension lock function of filter cylinder 1 is provided.

Refer to shown in Fig. 1, Fig. 6, Fig. 7, this filter assemblies with rotary valve is configured to use together with fluid handling system, and this fluid handling system comprises introduction passage 13 for unfiltered processing fluid being directed to filter assemblies and for the extraction channel 14 of the processing fluid that filtered from the filter assemblies guiding.The installing hole 341 arranged on the hanger 34 of this filter assemblies by the outer wall moulding of the outside die cavity 318 of head assembly, be installed on the respective support structure of placement .

Operation principle: under normal condition, two ear handles 112 of neck 111 correspondences that filter medium assembly 16 overhangs for the core body section 11 of filter cylinder 1, first through the flange body through hole 211 (referring to Fig. 9, Figure 10) on the filter cylinder lock flange 21 of support component 2, now, the cylindrical section that the ear tongue 44 that 41 other end ports of the valve body on rotating valve assembly 4 outwards protrude out can insert tubular body 15 in cylindrical shell 1 is communicated with in the ear tongue locating slot 18 formed (referring to Figure 10) by the muscle position with neck 111 positions, the center of circle.

Filter cylinder 1 turns clockwise, now, the right guiding surface 116 of ear handle 112 correspondences that the core body section 11 on filter cylinder 1 outwards protrudes out, relative motion is done on the inclined-plane 212 corresponding with the filter cylinder lock flange 21 of support component 2, and filter cylinder 1 can extend upward and be suspended on (referring to Figure 29) on filter medium lock flange 21.

When dextrorotation turn 90 degrees, the ear handle 112 of filter cylinder 1 core body section 11 touches extremely (referring to Figure 12, Figure 29) with the cartridge axis that the opposite angles position that on head assembly 3, axially chamber 31 bottom outer walls are corresponding is convexly equipped with respectively to spin locking locating piece 312, cause the rectangle positioning strip 317 of outside die cavity 318 on head assembly 3, cylindrical bottom align with the triangle positioning mark 117 of core body section 11 bottoms on filter cylinder 1 (seeing Figure 26), tell the user, be in place.

When filter cylinder 1 extends upward while being suspended on filter cylinder lock flange 21, the inner chamber interference that the power made progress can impel the neck port of core body section 11 correspondences on filter cylinder 1 and the water inlet of the filter medium in tubular body port recess sealing ring 113, filter medium to go out the inversion goblet 47 that waterstop ring 114 is corresponding with valve body 41 on rotating valve assembly 3 seals (referring to Fig. 1, Fig. 6).

The rotating valve assembly 4 of Default Value state is (referring to the Fig. 8) closed, arc sealing ring 461 in valve body 41 external peripheral surface sealing ring fixed grooves 452, O-ring seal 462 are followed rotating valve assembly 4 relative rotary motion interference sealing with the axial chamber 31 of head assembly 3, O-ring seal 462 is in arc sealing ring 461 inside, on round gasket or circular seal ring 463 and head assembly, axially the radial direction through hole of 41 middle-ends of chamber is concentric, now in closed condition, that is: turned off water inlet and also closed delivery port (referring to Fig. 8), if on O-ring seal 462 and head assembly, axially the radial direction through hole of 41 middle-ends of chamber is concentric, now in conducting state, that is: unfiltered fluid is directly discharged (referring to Fig. 7) by water inlet pipe 321 and filter medium assembly 16 from outlet pipe 322, after filter cylinder 1 dextrorotation turn 90 degrees, the ear tongue 44 of valve body 41 correspondences on rotating valve assembly 4 is ear tongue locating slot 18 90-degree rotations of filter cylinder 1 and then, owing to being subject to head assembly 3 axial-rotation lock in place pieces 312, with the axial-rotation locating notch 43 that filter cylinder 1 ear handle 112 limits the valve body 41 1 end ports on location and rotating valve assembly 4, with the restriction of head assembly 3 rotary valve axial-rotation locating pieces 314, locate, rotating valve assembly 4 can only 90-degree rotation, now, on O-ring seal 462 (sides of valve body 41 conductings) and head assembly, axially the radial direction through hole of 41 middle-ends of chamber is concentric, rotating valve assembly 4 in conducting state (referring to Fig. 6, Fig. 7, Figure 11), unfiltered fluid passes through water inlet pipe 321 successively, pipe joint 32, the binding cavity 33 of head assembly 3, rotating valve assembly 4 introduction passages 13, filter cylinder 1, rotating valve assembly 4 extraction channels 14, head assembly 3 binding cavities 33, pipe joint 32, what outlet pipe 322 (referring to Fig. 6～Fig. 7) discharged is exactly the fluid after filtering.

Refer to shown in Fig. 8～Figure 10, change filter cylinder 1 process: filter cylinder 1 is rotated counterclockwise 90 degree, due to valve body 41 other end ports on rotating valve assembly 4 respectively symmetry axis to the ear tongue 44 outwards protruded out, the cylindrical section that inserts tubular body 15 in cylindrical shell 1 is communicated with in the ear tongue locating slot 18 formed (referring to Fig. 9 by the muscle position with neck 111 positions, the center of circle, Figure 10), the axial-rotation locating notch 43 of the valve body 41 1 end ports on rotating valve assembly 4 and the rotary valve shaft of the axial chamber 31 on head assembly 3 are to rotary stopper piece 314 restriction location, cause also counter-rotating 90 of rotating valve assembly 4, now, the unfiltered fluid that rotating valve assembly 4 has been introduced water inlet pipe 321 is closed, arc sealing ring 461 in the sealing ring fixed groove 452 of valve body 41 external peripheral surfaces, the O-ring seal 462 in a territory, lateral areas in arc sealing ring 461, the round gasket in the interior opposite side of arc sealing ring 461 zone or circular seal ring 463 are followed rotating valve assembly 4 relative rotary motion and interference sealing with the axial chamber 31 on head assembly 3, O-ring seal 462 is in arc sealing ring 461 inside, on round gasket or circular seal ring 463 and head assembly, axially the radial direction through hole of chamber 41 middle-ends is concentric, now, in closed condition, that is: round gasket or circular seal ring 463 have been turned off the water inlet of head assembly 3, also closed the delivery port (referring to Fig. 8) of head assembly 3.

Limited location after filter cylinder 1 counter-rotating 90 degree, continue the head guiding surface 316 of the filter cylinder 1 axial-rotation disengaging that opposite angles position that the left guiding surface 115 of ear handle 112 correspondences that counter-rotating filter cylinder 1 the core body section 11 by filter cylinder 1 outwards protrude out is corresponding with axial chamber 31 bottom outer walls on head assembly 3 is convexly equipped with respectively and do relative motion (referring to Figure 28), due to the downward active force of head guiding surface 316, impel neck 111 ports and the water inlet of the filter medium in the tubular body port recess sealing ring 113 of core body section 11 correspondences on filter cylinder 1, the inner chamber that filter medium goes out the inversion goblet 47 that waterstop ring 114 and 41 pairs of valve bodies on rotating valve assembly 3 just answer breaks away from (referring to Figure 28), at this moment the flange body through hole 211 concentric (referring to Figure 10) on the ear handle 112 that the core body section 11 on filter cylinder 1 outwards protrudes out and the filter cylinder lock flange 21 of support component 2, the ear handle 112 that core body section 11 on filter cylinder 1 outwards protrudes out has just lost and has been suspended on the acting surface on filter cylinder lock flange 21 on support component 2, filter cylinder 1 has just broken away from (referring to Figure 28).

When taking off filter cylinder 1, on round gasket or circular seal ring 463 and head assembly, axially the radial direction through hole of chamber 31 middle-ends is concentric, the unfiltered fluid that rotating valve assembly 4 has been introduced water inlet pipe 321 is closed (referring to Fig. 8), the residual water discharge through-hole 451 that sealing ring fixed groove 452 central parts of valve body 41 cylindrical sides arrange can be by the arc sealing ring 461 in the rotary valve sealing ring fixed groove of valve body 41 external peripheral surfaces 452, in arc sealing ring 461, a territory, lateral areas is provided with the O-ring seal 462 that is connected with arc sealing ring 461 and opposite side zone and is provided with residual stagnant water between the round gasket that is connected with arc sealing ring 461 or circular seal ring 463 and drains, arc sealing ring 461, stagnant water residual between O-ring seal 462 and round gasket or circular seal ring 463 is conductings at the axial chamber 31 of head assembly 3 with the residual water discharge through-hole 451 on valve body 41, so while shedding filter cylinder, residual water can directly be discharged (referring to Figure 20～Figure 21) by the residual water discharge through-hole 451 on valve body 41.

The foregoing is only preferred embodiment of the present utility model, all equalizations of doing according to the utility model claim scope change and modify, and all should belong to the covering scope of the utility model claim.

Claims (10)

1. the filter with rotary valve, comprise filter cylinder, it is characterized in that: the peristome of described filter cylinder sets firmly the core body section with the neck that overhangs, pass through support component connector parts on the neck of core body section, be set with rotating valve assembly between the neck of the axial chamber of head assembly and filter cylinder core body section, the axial chamber of head assembly is radially offered the pair of pipes joint, on pipe joint, be tightly connected water inlet pipe and outlet pipe, and the openend of the axial chamber of head assembly is established the closing cap assembly.

2. according to claim 1 with the filter of rotary valve, it is characterized in that: in the core body section that described filter cylinder is set firmly by cylindrical shell, cartridge openings section, core body section, offer for unfiltered liq being guided to introduction passage in cylindrical shell, for filter liquide guiding being left to extraction channel, core body section neck in cylindrical shell, radially being symmetrical arranged for locking and hanging and revolve de-filter cylinder and guide rotary valve to open and close intake-outlet and a pair of ear handle outwards overhang, the filter medium assembly coordinated with core body section form.

3. according to claim 2 with the filter of rotary valve, it is characterized in that: described core body section is by being tightly connected like the neck of bottleneck and shoulder shape with cylindrical shell, neck is from protrude out outside to inside the tubular body in cylinder lumen along axle center, the cylindrical section of tubular body is communicated with the ear tongue locating slot formed by the muscle position with the neck centre bore, the a pair of ear handle that the neck outer wall radially is convexly equipped with, the left side of ear handle, the guiding surface that right flank arranges, the neck port, the tubular body port, the filter medium water inlet sealing ring that place, tubular body bottom arranges respectively, filter medium goes out waterstop ring, filter medium sleeve seal circle, place, cylindrical R angle, core body subordinate end is provided for, with the positioning mark line of head assembly cylindrical bottom, the triangle positioning mark of location is installed, the filter medium assembly of tubular body suit, connect on neck and offer the introduction passage composition parallel with tubular body.

4. according to claim 2 with the filter of rotary valve, it is characterized in that: described filter medium assembly by sleeve, the sleeve spiral cover be fastenedly connected with sleeve, the barrel bore end of thread with the sleeve spiral cover, coordinate press seal filtration fabrics, coat the filter medium of packing in the filtration fabrics gland be pressed on the filtration fabrics end face, sleeve, sleeve spiral cover top is arranged with one section blind hole of packing in it for the tubular body of core body section and forms along position, the center of circle.

5. according to claim 1 with the filter of rotary valve, it is characterized in that: described head assembly is by upper, the axial chamber of lower perforation, outside die cavity, the rotary valve axial-rotation locating piece that axially chamber top exterior walls correspondence is convexly equipped with, axial chamber is the symmetrical binding cavity of outside die cavity that radially outwards extends at middle part respectively, the guiding rib position that axially chamber and the binding cavity place of joining arrange, the pipe joint with fixed claw is offered respectively in the binding cavity end, be sealedly attached to respectively water inlet pipe and the outlet pipe of pipe joint, axially the bottom of chamber is arranged with respectively vertically for the fastening screw of support component, the hanger of the outer wall moulding of outside die cavity, the installing hole arranged on hanger, the cartridge axis that axially opposite angles position corresponding to outer wall, chamber bottom is convexly equipped with respectively is to the spin locking locating piece, the head guiding surface that the filter cylinder axial-rotation that axially opposite angles position corresponding to outer wall, chamber bottom is convexly equipped with respectively breaks away from, the rectangle positioning strip of outside die cavity cylindrical bottom forms.

6. according to claim 1 with the filter of rotary valve, it is characterized in that: described rotating valve assembly is by valve body, valve body one end port is the symmetrical one section ring-type locating piece radially outwards protruded out respectively, and make the axial-rotation locating notch of two locating piece opposite end symmetrical molding, valve body other end port is symmetrical outwards protruding out for being plugged on the ear tongue in filter cylinder neck ear tongue locating slot vertically respectively, valve body external peripheral surface symmetry respectively is arranged with rotary valve sealing ring fixed groove, insert respectively the rotary valve sealing ring in rotary valve sealing ring fixed groove, rotary valve sealing ring one side is led to respectively the opening of body cavity and tubular intracavity circle, the tubular intracavity of body cavity moulding, axially be provided with top closure and the inversion goblet of bottom end opening in tubular intracavity, tubular intracavity is positioned at middle part and radially protrudes out respectively the linking arm composition that is connected in inversion goblet blind end, described rotating valve assembly can be with respect to the indoor rotation of the axial cavity of head assembly between open position and closed position.

7. according to claim 6 with the filter of rotary valve, it is characterized in that: a side of described rotary valve sealing ring fixed groove is arranged with the through hole connected with tubular intracavity, and the opposite side of rotary valve sealing ring fixed groove is provided with the rounded seal be connected by the muscle position with the arc sealing ring.

8. according to claim 6 with the filter of rotary valve, it is characterized in that: a side of described rotary valve sealing ring fixed groove is arranged with the through hole connected with tubular intracavity, and the opposite side of rotary valve sealing ring fixed groove is established the boss that the groove of inserting for round gasket or circular seal ring are inserted in; The rotary valve sealing ring is provided with in the O-ring seal that is connected by the muscle position with the arc sealing ring, arc sealing ring the opposite side zone of not conducting and is provided with the round gasket or the circular seal ring that are connected by the muscle position with the arc sealing ring and forms in a symmetrical territory, lateral areas that is arranged with arc sealing ring in rotary valve sealing ring fixed groove, conducting in the arc sealing ring respectively by fitting in rotary valve valve body external peripheral surface, and the central part of rotary valve sealing ring fixed groove is arranged with the residual water discharge orifice with the tubular intracavity perforation; In closed position, the round gasket of described rotary valve sealing ring one side or circular seal ring are by the water inlet on the axial chamber of head assembly and delivery port sealing, round gasket or circular seal ring are concentric with the radial direction through hole of the axial chamber face of head assembly middle-end, to limit the unfiltered fluid filter medium assembly of flowing through.

9. according to claim 1 with the filter of rotary valve, it is characterized in that: described closing cap assembly is comprised of the rotary valve stationary gland be connected with the axial chamber roof of head assembly, the trim that is arranged in the rotary valve stationary gland slot that the axial chamber roof of head assembly connects by buckle.

10. according to claim 1 with the filter of rotary valve, it is characterized in that: described support component by be located between head assembly and filter cylinder and be inserted in filter cylinder core body section neck ear handle after the rotation location the filter cylinder lock flange, filter cylinder lock flange and the bottom of the axial chamber of head assembly be arranged with respectively to the fixed screw that the fastening screw of confession support component is connected vertically form; Described filter cylinder lock flange by flange body, offer through hole, through hole for receiving the filter cylinder neck get symmetrical end respectively recessed expansion for filter medium hang with the left and right inclined-plane of filter cylinder ear handle front bevel guide effect, flange body on the screw offered form.

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