CN210214839U - Rotary water-stopping filter element device - Google Patents

Abstract

The utility model relates to a rotatory stagnant water filter core device, it has through the setting and crosses water passageway I (9), water passageway II (10), the seat of revolving (31) of water passageway III (11) and water passageway IV (12), and through the relative rotation who revolves seat (31) relative filter core bucket (2), make water passageway VII (7) in the filter core bucket (2), water passageway VIII (8), water passageway VI (6) and water passageway V (5) respectively with water passageway I (9), water passageway II (10), water passageway III (11) and water passageway IV (12) are linked together or make each water passageway be in the jam state. The utility model provides a rotatory stagnant water filter core device, simple structure, convenient operation can make the filter core water-tight when the dismouting filter core to filter core easy dismounting.

Description

Rotary water-stopping filter element device

Technical Field

The utility model relates to a water purifier field, in particular to rotatory stagnant water filter core device.

Background

The filter element is an important component of the water purifier, and most of the water purifiers on the market at present are disassembled and replaced by users. The filter cartridge replacement is essentially accomplished by assembling and disassembling the filter cartridge and the cartridge holder. And in the process of disassembly and assembly, the butt joint of the filter element and the filter element seat and the hidden danger of water leakage and water overflow of the filter element can exist.

Therefore, a rotary water-stopping filter element needs to be researched and designed, so that the convenience of dismounting and mounting of the filter element is guaranteed while water leakage during dismounting and mounting is guaranteed, and the user experience is improved.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above problems, the inventor of the present invention has made intensive studies to design a rotary water-stop filter element device, which is characterized in that a rotary base having a water passage I9, a water passage II 10, a water passage III 11 and a water passage IV12 is provided, and the rotary base rotates relative to the filter element barrel, so that the water passage VII7, the water passage VIII8, the water passage VI 6 and the water passage V5 in the filter element barrel are respectively communicated with or cut off from the water passage I9, the water passage II 10, the water passage III 11 and the water passage IV 12. The utility model provides a rotatory stagnant water filter core device, simple structure, convenient operation can make the filter core leak-tight when the dismouting filter core to filter core easy dismounting, thereby accomplished the utility model discloses.

Particularly, the utility model aims at providing a rotary water-stop filter element device, which comprises a filter element 1 and a filter element barrel 2, wherein the filter element 1 is arranged in the filter element barrel 2 along the height direction, the lower end of the filter element 1 is connected with a filter element connecting seat 3, and a water passing channel V5 and a water passing channel VI 6 are arranged below the filter element connecting seat 3; the filter element barrel 2 is also internally provided with a central water collecting pipe 4, and the lower end of the central water collecting pipe is provided with a water passing channel VII7 and a water passing channel VIII 8;

the rotary water-stopping filter element device also comprises a rotary seat 31 arranged at the lower end of the filter element connecting seat, a raised column platform 32 is arranged at the center of the rotary seat, and a water passing channel I9 and a water passing channel II 10 are symmetrically arranged on the column platform 32; the rotary seat is also symmetrically provided with a water passing channel III 11 and a water passing channel IV12 by taking the column base as the center;

the water passing channel III 11 and the water passing channel IV12 can be respectively communicated with the water passing channel VI 6 and the water passing channel V5, and the axes of the water passing channel III and the water passing channel IV can coincide with each other, and meanwhile, the water passing channel I9 and the water passing channel II 10 can be respectively communicated with the water passing channel VII7 and the water passing channel VIII 8;

the rotary seat 31 can rotate relative to the filter element barrel 2, the relative positions of the filter element barrel 2, the filter element 1 and the central water collecting pipe 4 are kept unchanged, and the relative rotation of the rotary seat 31 enables each water passing channel to be in a connected state or a cut-off state.

The utility model discloses the beneficial effect who has includes:

(1) according to the rotary water-stopping filter element device provided by the utility model, the structure is simple, and the operation is convenient;

(2) according to the rotary water-stopping filter element device provided by the utility model, the filter element can be conveniently disassembled and assembled, and no water leakage phenomenon exists when the filter element is disassembled and assembled;

(3) according to the utility model provides a rotatory stagnant water filter core device can improve user experience, convenient to popularize and apply.

Drawings

Fig. 1 shows an overall schematic view of a filter cartridge and a cartridge barrel according to the present invention;

fig. 2 shows a bottom view of the cartridge barrel (i.e., a relative position relationship diagram including the water passage V5, the water passage VI 6, the water passage VII7, the water passage VIII8 and the positioning groove 13);

fig. 3 is a schematic perspective view of a swivel base according to a preferred embodiment of the present invention;

fig. 4 shows a cross-sectional view of a rotary water-stop cartridge device;

FIG. 5 is an enlarged view of the portion C in FIG. 4 (including the relative positional relationship of the respective water passage and the water flow direction);

FIG. 6 shows a top view of a preform;

fig. 7 is a schematic perspective view of a fixing ring according to a preferred embodiment of the present invention;

fig. 8 shows a schematic view of state 1 in an embodiment of the present invention (i.e. a bottom view of state 1 of the rotary water-stopping filter element device, and the hole V is not shown in fig. 8);

fig. 9 shows a bottom view of the rotary water stop cartridge device in fig. 8 including the hole V at the bottom of the screw seat.

The reference numbers illustrate:

1-Filter element

2-Filter element barrel

3-filter element connecting seat

4-central water collecting pipe

5-Water channel V

6-Water channel VI

7-Water channel VII

8-Water channel VIII

9-Water channel I

10-Water channel II

11-Water channel III

12-Water channel IV

13-locating slot

14-fixed ring

15-sealing ring

31-rotary base

312-hole V

32-pillar stand

321-projection I

322-projection II

323-protrusion III

33-tabletting

331-hole I

332-hole II

333-hole III

334-hole IV

21-threaded hole I

22-convex platform

24-Filter element cover

241-handle

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. The features and advantages of the present invention will become more apparent from the description.

The word "exemplary" is used exclusively herein to mean "serving as an example, embodiment, or illustration. Any embodiment described herein as "exemplary" is not necessarily to be construed as preferred or advantageous over other embodiments. While the various aspects of the embodiments are presented in drawings, the drawings are not necessarily drawn to scale unless specifically indicated.

According to the utility model provides a rotatory stagnant water filter core device, it includes filter core 1 and filter core bucket 2, filter core 1 sets up in filter core bucket 2 along the direction of height, the lower extreme of filter core 1 is connected with filter core connecting seat 3, be provided with water channel V5 and water channel VI 6 below the filter core connecting seat 3; the filter element barrel 2 is also internally provided with a central water collecting pipe 4, and the lower end of the central water collecting pipe is provided with a water passing channel VII7 and a water passing channel VIII 8;

the rotary water-stopping filter element device also comprises a rotary seat 31 arranged at the lower end of the filter element barrel 2, the center of the rotary seat is provided with a pillar stand 32 protruding upwards, the pillar stand 32 is symmetrically provided with a water passing channel I9 and a water passing channel II 1O, and the channel ports of the water passing channel I9 and the water passing channel II 1O protrude out of the upper surface of the pillar stand 32; the rotary seat is also symmetrically provided with a water passing channel III 11 and a water passing channel IV12 by taking the column base as the center;

the water passing channel III 11 and the water passing channel IV12 can be respectively communicated with the water passing channel VI 6 and the water passing channel V5, and the axes of the water passing channel III and the water passing channel IV can coincide with each other, and meanwhile, the water passing channel I9 and the water passing channel II 10 can be respectively communicated with the water passing channel VII7 and the water passing channel VIII 8;

the rotary seat 31 can rotate relative to the filter element barrel 2, the relative positions of the filter element barrel 2, the filter element 1 and the central water collecting pipe 4 are kept unchanged, and the rotation of the rotary seat 31 relative to the filter element barrel 2 enables each water passing channel to be in a communicated state or a cut-off state. As shown with reference to fig. 1, 2, 3, 4, 5 and 8.

In fig. 5, the water passage III 11 and the water passage VI 6 are water inlet passages a, the water passage IV12 and the water passage V5 are water concentration passages B2, and the water passage VII7 and the water passage VIII8 (and the water passage I9 and the water passage II 10) are purified water passages B1.

Wherein, it should be noted that, filter core 1, filter core bucket 2 and central collector pipe 4 formula structure as an organic whole, and the relative position of three remains unchanged, and the relative seat of revolving of three rotates together.

The utility model discloses in, refer to fig. 2 and show, the lower extreme edge of filter element bucket 2 evenly is provided with screw hole I21 along the circumferencial direction.

The inventor finds that the rotary seat 31 can rotate relative to the filter element barrel, and the water passing channels can be disconnected (namely cut off) through the relative rotation of the rotary seat and the filter element barrel, so that the flow of water is cut off, and the filter element can be prevented from leaking water when the filter element is disassembled and assembled.

In one embodiment, the pillar stand 32 is further symmetrically provided with a protrusion I321 and a protrusion II322, and the protrusions I321 and II322 are uniformly distributed with the water passing channel I9 and the water passing channel II 10. As shown with reference to fig. 3.

Further, the rotary water-stopping filter element device also comprises a pressing sheet 33, wherein a hole I331, a hole II 332, a hole III 333 and a hole IV 334 are arranged on the pressing sheet, and the hole III 333 and the hole IV 334 are respectively matched with the protrusion I321 and the protrusion II 322; the pressing piece 33 is set on the column base by passing the protrusion I321 and the protrusion II322 through the holes III 333 and the holes IV 334, respectively, and at the same time, the holes I331 and the holes II 332 can be made to communicate with the water passage I9 and the water passage II 10, respectively. As shown with reference to fig. 6, 5 and 3. Preferably, the compressed tablet is a soft gel compressed tablet.

The inventor finds that the structure and the shape of the column platform are closely related to the structure and the position of the water passing channel VII7 and the water passing channel VIII8 in the filter element barrel, and as shown in FIG. 2, the water passing channel VII7 and the water passing channel VIII8 are positioned in a groove, so that the structure and the shape of the column platform are matched with the groove, and the water passing channel VII7 and the water passing channel VIII8 are respectively communicated with the water passing channel I9 and the water passing channel II 10 on the column platform.

Furthermore, in the present invention, the pillar stand is two sections of cylinders with different diameters, and the lower end of the pillar stand is a cylinder structure with a larger diameter for placing the sealing ring, as shown in fig. 5.

The inventor also finds that the pressing sheet is soft rubber and is tightly pressed between the rotary seat and the filter element barrel and plays a role in sealing after being compressed by arranging the pressing sheet on the column base, so that water can only flow along the vertical direction of the water passage I9 and the water passage VII7 and can not seep to the periphery along the communication part, and water can only flow along the vertical direction of the water passage II 10 and the water passage VIII8 and can not seep to the periphery along the communication part.

The inventor has also found that by providing protrusions I321 and II322 on the pedestal and matching them with holes III 333 and IV 334 on the tablet, the tablet is fixed on the pedestal and the rotation of the screw base relative to the cartridge barrel can still ensure the tablet is fixed on the pedestal.

In one embodiment, the lower end of the filter element barrel 2 is further provided with a positioning groove 13, and the cross section of the positioning groove 13 is circular. Referring to fig. 2, the positioning groove 13 is spaced from the water passing channel VII7 and the water passing channel VIII8, and has an arc-shaped structure.

Further, the screw base 31 is further provided with a protrusion III 323 which can be inserted into the positioning groove 13, and when the screw base 31 is rotated, the protrusion III 323 can only move in the positioning groove 13, so that the rotation angle of the screw base 31 can be controlled.

The utility model discloses in, the position of seting up of constant head tank with set up the radian to and the position of seting up of protruding III 323 does not have the special limitation, as long as can satisfy relative rotation revolve the seat can make each water channel be in the intercommunication (switch on promptly) or the off-state can.

In a preferred embodiment, when the protrusion III 323 is located at one end of the positioning groove, the water passage III 11 and the water passage IV12 of the rotary seat 31 are respectively communicated with the water passage VI 6 and the water passage V5 of the cartridge barrel (the axes are coincident), and meanwhile, the water passage I9 and the water passage II 10 on the column base, the hole I331 and the hole II 332 on the tablet are respectively communicated with the water passage VII7 and the water passage VIII8 on the cartridge barrel.

In the process of rotating the protrusion III 323 to the other end of the positioning groove by taking the axis of the rotary seat as an axis, the axes of the water passing channel III 11 and the water passing channel IV12 of the rotary seat are staggered with the axes of the water passing channel VI 6 and the water passing channel V5 of the filter element barrel respectively, the water passing channel I9 and the water passing channel II 10 on the column platform, and the hole I331 and the hole II 332 on the pressing sheet are staggered with the water passing channel VII7 and the water passing channel VIII8 on the filter element barrel respectively, so that the water passing channels are not communicated, namely the water flow state is cut off.

When the protrusion III 323 rotates to the other end of the positioning groove, the staggered distance between the axes of the water passing channel III 11 and the water passing channel IV12 of the rotary seat and the axes of the water passing channel VI 6 and the water passing channel V5 of the filter element barrel is further increased, so as to ensure that each water passing channel is completely cut off.

In one embodiment, referring to fig. 5 and 7, the lower end of the screw base 31 is connected with a fixing ring 14, and the fixing ring 14 can be sleeved on the lower end of the screw base 31 and fix the screw base 31 in the filter cartridge barrel 2. The fixing ring 14 is fixedly connected to the cartridge barrel 2 by screws.

In a preferred embodiment, as shown in fig. 3 and 5, the rotary seat 31 is provided with two layers of parallel protrusions along the circumferential direction. The utility model discloses in, can set up the sealing washer between the two-layer arch to fixed seal circle makes it can not reciprocate, thereby plays sealed effect.

In a preferred embodiment, as shown in fig. 7, the fixing ring 14 has an arc-shaped outer wall, and the fixing ring 14 has an extended edge, on which threaded holes are uniformly distributed, which can fixedly connect the fixing ring 14 with the cartridge barrel 2 by screws.

The utility model discloses in, gu fixed ring does not have the special limitation with the connected mode who revolves the seat, will satisfy gu fixed ring can sticis and revolves seat and preforming to be connected fixedly through screw and filter core bucket.

Preferably, the utility model discloses in, gu fixed ring's arc outer wall is the gusset structure, refer to fig. 7 and show to can sticis the seat of revolving when solid fixed ring entangles revolves a lower extreme, and when fixed seat of revolving is motionless, gu fixed ring and filter core bucket can revolve the seat rotation relatively.

The inventor finds that the sealing ring between two layers of parallel bulges arranged at the upper end of the rotary seat along the circumferential direction and the pressing sheet realize double-layer sealing. The utility model discloses a filter element barrel, including solid fixed ring, filter core barrel, fixed ring, screw hole, fixed ring is the ring that is provided with the extension limit, evenly is provided with the screw hole on the extension limit for pass the screw and make solid fixed ring lead to screw hole I21 on the filter core barrel and will gu fixed ring is fixed in on the filter core barrel, and will revolve the seat and press in the filter core barrel simultaneously, can realize the relative rotation between filter core barrel (including solid fixed ring, filter core and central water collecting pipe) and the seat of revolving when fixed revolving.

The utility model discloses in, the upper end of filter core bucket 2 still is provided with filter core lid 24, and the filter core is covered and is provided with handle 241. The utility model discloses in, rotatory handle can make the filter core bucket rotate (rotate when including filter core and central water collecting pipe) to realize revolving the rotation of the relative filter core bucket of seat, thereby realize each water passing channel's intercommunication or jam.

The utility model discloses in, revolve between seat 31 and the filter core bucket 2 to and solid fixed ring 14 between adopt sealing washer 15 sealed. Specifically, a sealing ring is adopted between the water passing channel V5 and the water passing channel IV12, and a sealing ring is adopted between the water passing channel VI 6 and the water passing channel III 11. Referring to fig. 5, the parts are sealed with sealing rings. The sealing ring is a common sealing ring which can be used in a water purifier.

The utility model discloses in, the lower extreme of filter core bucket still is provided with boss 22, conveniently is used for gripping or dismouting filter core.

The utility model discloses in, spiral seat 31 bottom still is provided with porose V312, hole V is the non-perforating hole, and it is connected with the filter core seat for be connected rotatory stagnant water filter core and filter core seat fixedly, and can fix and revolve the seat, when the handle of rotatory filter core lid drives filter core bucket (including filter core and central water collecting pipe) and solid fixed ring is rotatory, revolve the seat for the stationary state, thereby realized revolving the rotation of the relative filter core bucket of seat. Refer to hole V312 at the bottom of the screw base shown in fig. 9.

The utility model discloses in, there is not the special requirement to the structure of filter element seat, does not do the perusal.

The utility model discloses the operating condition of well rotatory stagnant water filter core device has three kinds:

state 1: the water passage III 11 and the water passage IV12 of the rotary seat 31 are respectively communicated with the water passage VI 6 and the water passage V5 of the filter element barrel (the axes are coincident), meanwhile, the water passage I9 and the water passage II 10 on the column platform, and the hole I331 and the hole II 332 on the pressing sheet are respectively communicated with the water passage VII7 and the water passage VIII8 on the filter element barrel. Water can now flow between each of the connected holes (as shown in figure 8).

State 2: the screw base 31 and the pressing piece 33 are rotated ninety degrees about the axis of the screw base (the positioning groove restricts the rotation angle of the projection 3 and ensures that the rotation is not excessive) in the state 1. In the relative rotation process of the filter element barrel and the rotary seat, the axes of the water passing channel III 11 and the water passing channel IV12 of the rotary seat are staggered with the axes of the water passing channel VI 6 and the water passing channel V5 of the filter element barrel respectively, the water passing channel I9 and the water passing channel II 10 on the column platform, and the hole I331 and the hole II 332 on the pressing sheet are staggered with the water passing channel VII7 and the water passing channel VIII8 on the filter element barrel respectively. So that the water channels are not communicated, namely the flow of water is cut off.

State 3: when the state 1 is changed to the state 2, a state exists, namely, after the filter element barrel and the rotary seat are relatively rotated to a certain angle, the water passing channels are not communicated. The purpose is so that in the use process, the filter element barrel can not leak water after rotating to a certain angle.

The utility model discloses in, state 1 and state 2 can switch at will.

The utility model provides a rotatory stagnant water filter core device, simple structure, convenient operation can make the filter core water-tight when the dismouting filter core to filter core easy dismounting.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", and the like indicate the directions or positional relationships based on the operating states of the present invention, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element indicated must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present invention.

The present invention has been described above in connection with preferred embodiments, which are merely exemplary and illustrative. On this basis, can be right the utility model discloses carry out multiple replacement and improvement, these all fall into the utility model discloses a protection scope.

Claims (10)

1. A rotary water-stopping filter element device is characterized by comprising a filter element (1) and a filter element barrel (2), wherein the filter element (1) is arranged in the filter element barrel (2) along the length direction, the lower end of the filter element (1) is connected with a filter element connecting seat (3), and a water passing channel V (5) and a water passing channel VI (6) are arranged below the filter element connecting seat (3); the filter element barrel (2) is also internally provided with a central water collecting pipe (4), and the lower end of the central water collecting pipe is provided with a water passing channel VII (7) and a water passing channel VIII (8);

the rotary water-stopping filter element also comprises a rotary seat (31) arranged at the lower end of the filter element barrel (2), a column platform (32) is arranged at the center of the rotary seat, and a water passing channel I (9) and a water passing channel II (10) are symmetrically arranged in the column platform (32); a water passing channel III (11) and a water passing channel IV (12) are symmetrically arranged on the rotary seat by taking the column base as the center;

the water passing channel III (11) and the water passing channel IV (12) can be respectively communicated with the water passing channel VI (6) and the water passing channel V (5) and the axes of the water passing channel III and the water passing channel IV (12) coincide, and meanwhile, the water passing channel I (9) and the water passing channel II (10) can be respectively communicated with the water passing channel VII (7) and the water passing channel VIII (8);

the rotary seat (31) can rotate relative to the filter element barrel (2), the relative positions of the filter element barrel (2), the filter element (1) and the central water collecting pipe (4) are kept unchanged, and the relative rotation of the rotary seat (31) and the filter element barrel (2) enables each water passing channel to be in a communication state or a blocking state.

2. A rotary water-stopping filter element device according to claim 1, wherein the column base (32) is further symmetrically provided with a protrusion I (321) and a protrusion II (322), and the protrusions I (321) and the protrusions II (322) are uniformly distributed in the column base (32) together with the water passing channel I (9) and the water passing channel II (10).

3. A rotary water stop filter cartridge device according to claim 2, further comprising a pressing sheet (33) provided with holes I (331), II (332), III (333) and IV (334), the III (333) and IV (334) being respectively matched with the protrusions I (321) and II (322); the pressing sheet (33) is mounted on the column base by passing the protrusion I (321) and the protrusion II (322) through the hole III (333) and the hole IV (334), respectively, and simultaneously passing the hole I (331) and the hole II (332) through the water passage I (9) and the water passage II (10), respectively.

4. A rotary water-stopping filter element device according to claim 1, wherein the lower end of the filter element barrel (2) is further provided with a positioning groove (13), and the cross section of the positioning groove (13) is partially circular.

5. A rotary water-stopping filter element device according to claim 4, characterized in that the rotary seat (31) is further provided with a protrusion III (323) which can be inserted into the positioning groove (13), when the rotary seat (31) rotates relative to the filter element barrel (2), the protrusion III (323) slides in the positioning groove (13) so as to control the rotation angle of the rotary seat (31) relative to the filter element barrel.

6. A rotary water-stop filter element device according to claim 1, characterized in that it further comprises a fixing ring (14), the fixing ring (14) is sleeved on the lower end of the rotary seat (31) to press the rotary seat (31) in the filter element barrel (2).

7. A rotary water-stopping filter element device according to claim 6, wherein the fixing ring (14) has an arc-shaped outer wall, and the fixing ring (14) has an extended edge, threaded holes are evenly distributed on the extended edge, and the fixing ring (14) is fixedly connected with the filter element barrel (2) through screws.

8. A rotary water stop filter element device according to claim 1, characterized in that the upper end of the rotary seat (31) is provided with two layers of parallel bulges along the circumferential direction.

9. A rotary water stop filter cartridge device according to claim 1, wherein the upper end of the filter cartridge barrel (2) is further provided with a filter cartridge cover (24), and the filter cartridge cover is provided with a handle (241).

10. A rotary water stop cartridge device according to one of claims 1 to 9, wherein the seal rings (15) are used to seal between the rotary seat (31) and the cartridge barrel (2) and between the rotary seat and the fixed ring (14).

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