CN214495773U - Filter - Google Patents

Abstract

The utility model provides a filter belongs to water purification unit technical field. The problems of high cost and short working period are solved. The utility model provides a filter, includes the lower casing that last casing and last casing are connected, be equipped with in the upper casing all with the inner chamber of casing down be linked together inhalant canal one and the exhalant canal one, its characterized in that, the bottom of last casing be provided with the separator that is the tube-shape, the separator is from last to down including can be compressed and have elastic deformation portion and the extrusion portion of being connected with deformation portion, the extrusion portion lateral part radially runs through and is provided with the limbers, the play water port of inhalant canal one is located the separator outside, and the inhalant canal port of exhalant canal one is located the separator inboard. The filter can be used for placing more scale inhibiting filter materials, prolongs the working period of the filter, reduces the labor cost and simultaneously ensures that the reaction between the liquid medium and the scale inhibiting filter materials is more sufficient in the working process.

Description

Filter

Technical Field

The utility model belongs to the technical field of water purification unit, especially, relate to a filter.

Background

Water circulation systems are found everywhere in our daily lives, such as swimming pools, floor heating, heat dissipation systems, etc. In the pipeline transportation, in the installation impurity such as iron fillings sneak into water circulating system, lead to the pipeline in the water circulating system to produce the jam, influence water circulating system normal work or make defects such as work efficiency reduction of system.

The prior solution is that the pipeline is cleaned every 2-4 years, but the pipeline cleaning cost is very high and pollution is very easy to generate, then a preposed filter integrating scale inhibition and filtration is invented under the application number of CN201820621699.7, and comprises a shell, a filter screen and a water inlet and outlet pipeline, wherein the water inlet and outlet pipeline comprises a water inlet pipeline and a water outlet pipeline, the filter screen is arranged in the shell, the filter screen is in a U-shaped cylinder structure, the upper port of the filter screen is communicated with the water inlet pipeline, the space between the filter screen and the shell is communicated with the water outlet pipeline, a pressure gauge is arranged on the water outlet pipeline, the pressure gauge is a pressure difference gauge, a cleaning brush is arranged in the filter screen, and a scale inhibition filter material is filled in the space between the filter screen and the shell.

This collect and hinder dirty effect of dirt of filter as an organic whole of dirt can play the inhibition to the liquid medium, still there is comparatively obvious defect, this prefilter during operation, whole liquid medium gets into the filter from the inlet channel and reacts with the dirt filter material of hindering, and the part in this prefilter is the plastic part, it is limited to lead to the dirt filter material filling space undersize of casing, it is too fast to have caused the dirt filter material of hindering among the working process to consume, often need to add the condition of the dirt filter material of hindering, make the human cost improve, still there is the short shortcoming of duty cycle simultaneously.

Disclosure of Invention

The utility model aims at the above-mentioned problem that prior art exists, provide a filter, solved with high costs, the short problem of duty cycle.

The purpose of the utility model can be realized by the following technical proposal:

the utility model provides a filter, includes the lower casing that last casing and last casing are connected, be equipped with in the upper casing all with the inner chamber of casing down be linked together inhalant canal one and the exhalant canal one, its characterized in that, the bottom of last casing be provided with the separator that is the tube-shape, the separator is from last to down including can be compressed and have elastic deformation portion and the extrusion portion of being connected with deformation portion, the extrusion portion lateral part radially runs through and is provided with the limbers, the play water port of inhalant canal one is located the separator outside, and the inhalant canal port of exhalant canal one is located the separator inboard.

The separator is arranged at the bottom of the upper shell, the deformation of the upper deformation part of the separator can be caused by extrusion, so that the whole length of the separator is shortened, when the separator is used, a scale-inhibiting filter material is filled in the lower shell, the separator is pressed into the lower shell, the upper shell is connected with the lower shell through threads, the deformation part can be kept in a deformation state, a liquid medium enters the lower shell through the water inlet channel I and generates a chemical reaction with the scale-inhibiting filter material between the lower shell and the separator, the liquid medium after the chemical reaction enters the separator through the water through holes, because the water inlet port of the water outlet channel I is positioned at the inner side of the separator, the liquid medium after the chemical reaction enters the water outlet channel I and is finally discharged into a pipeline, a layer of protective film for preventing scale from being generated in the liquid after the chemical reaction can form in the pipeline, and the scale and corrosion and scale can be effectively prevented, this filter passes through the internal anti dirt filter material of separator contact lower casing, when last casing is connected on the casing down, thereby extrusion portion supports to lean on anti dirt filter material to force the deformation portion on the separator to obtain the extrusion and produce deformation, thereby make the whole length of separator shorten, the inner chamber space between separator and the lower casing has been increased, can make more anti dirt filter material arrange in this space, thereby the duty cycle that has prolonged the filter has reduced the human cost, guaranteed simultaneously that the separator bottom can contact with anti dirt filter material always in the course of the work, and make the reaction between liquid medium and the anti dirt filter material more abundant.

In the above filter, the deformation portion has a continuous corrugated shape.

One end of the continuous corrugated deformation part is connected with the extrusion part, and the extrusion part generates pressure towards one side of the upper shell to the deformation part after being subjected to the resistance of the scale inhibiting filter material, so that the deformation part is deformed and compressed.

In foretell filter, last casing bottom be provided with annular boss, be equipped with the draw-in groove on the annular boss global, the separator still includes the joint portion that is connected with deformation portion upper end, joint portion one end inboard is provided with the protruding edge of annular, the protruding edge card of annular is in the draw-in groove.

Through protruding edge card of annular in the draw-in groove for joint portion is connected with annular boss, it is spacing to have realized the separator in the axial of last casing bottom, and the deformation portion other end links firmly extrusion portion, when last casing is installed to casing down on, separator one end is supported and is leaned on in last casing bottom, extrusion portion on the other end receives behind the resistance that hinders the dirty filter material to produce the pressure of an orientation casing one side to deformation portion, thereby make deformation portion produce deformation, reach the effect that shortens the separator, make the internal more dirty filter material that fills of inferior valve.

In the filter, the upper shell is internally provided with a rotatable valve core, the water inlet channel I comprises a water inlet section I and a water inlet section II, the water outlet channel I comprises a water outlet section I and a water outlet section II, the valve core rotates to simultaneously communicate the water inlet section I with the water inlet section II and communicate the water outlet section I with the water outlet section II, and the valve core is fixedly connected with a valve rod penetrating out of the upper shell.

The valve core is arranged in the upper shell and fixedly connected with a valve rod penetrating through the upper shell, a water inlet channel I in the upper shell comprises a water inlet section I and a water inlet section II, a water outlet channel in the upper shell comprises a water outlet section I and a water outlet section II, the valve rod can be operated to drive the valve core to rotate in the upper shell, so that the water inlet section I is communicated with the water inlet section II, the water outlet section I is communicated with the water outlet section II at the same time, a liquid medium which does not generate chemical reaction enters the lower shell through the water inlet section I and the water inlet section II to perform chemical reaction with the scale-resistant filter material, the liquid medium which generates chemical reaction is discharged to a pipeline through the water outlet section I and the water outlet section II, the valve rod is operated again to drive the valve core to rotate, the valve core blocks the communication between the water inlet section I and the water inlet section II, the water outlet section I and the water outlet section II, the effect of blocking the water inlet channel I and the water outlet channel I is achieved, and the phenomenon that a new liquid medium which does not generate chemical reaction flows into the lower shell or flows out of the lower shell after chemical reaction is prevented.

In the filter, the valve core is cylindrical, the side part of the valve core is respectively provided with a first water through groove and a second water through groove, the valve core is sleeved with a sealing sleeve, the side part of the sealing sleeve is respectively provided with a first notch corresponding to the first water through groove and a second notch corresponding to the second water through groove, the first water through groove is located at the first notch, and the second water through groove is located at the second notch.

The valve core is cylindrical, the valve core rotates to enable the water through groove to be communicated with the water inlet section I and the water inlet section II, the water through groove to be communicated with the water outlet section I and the water outlet section II, the valve core is sleeved with the sealing sleeve to prevent the liquid medium between the water inlet channel I and the water outlet channel I from streaming, and the first water through groove and the second water through groove are not interfered with each other, only the liquid medium which does not generate chemical reaction flows into the lower shell, the liquid medium which generates chemical reaction flows out of the lower shell, the valve rod is rotated again, the second water inlet section and the second water outlet section are simultaneously communicated with the first water through groove or one groove between the second water through grooves, so that the liquid medium in the water inlet section I can not flow into the lower shell, the liquid medium in the water outlet section II can not flow out of the lower shell, through the arrangement of the first water through groove, the second water through groove and the sealing sleeve on the valve core, the effect of adjusting the flow direction of the first water inlet channel and the first water outlet channel can be achieved.

In the above filter, as another technical solution, the valve core is cylindrical, the peripheral surface of the valve core abuts against the upper housing to form a seal, and the side portion of the valve core is respectively provided with a first water through hole for communicating the first water inlet section with the second water inlet section and a second water through hole for communicating the first water outlet section with the second water outlet section.

As another technical scheme, the valve core is cylindrical, a first water through hole and a second water through hole are respectively arranged on the side part of the valve core, the first water through hole and the second water through hole transversely penetrate through the peripheral surface of the valve core and respectively communicate the first water inlet section with the second water inlet section and the first water outlet section with the second water outlet section, because the peripheral surface of the valve core is propped against the upper shell to form sealing, the liquid medium between the first water inlet channel and the first water outlet channel can be prevented from streaming, the first water through hole and the second water through hole are not interfered with each other, only the liquid medium which does not generate chemical reaction flows into the lower shell, the liquid medium which generates chemical reaction flows out of the lower shell, the valve rod is rotated again, the peripheral surface of the valve core blocks the first water inlet channel and the first water outlet channel, the liquid medium in the first water inlet section cannot flow into the lower shell, the liquid medium in the second water outlet section cannot flow out of the lower shell, the first water through hole, the second water through hole and the peripheral surface of the valve core are propped against the upper shell, therefore, the function of adjusting the flow direction of the first water inlet channel and the first water outlet channel can be achieved.

In the above filter, the upper housing is provided with a connecting assembly, the connecting assembly includes a water pipe and a connecting seat which is fixedly connected with the outer side of the water pipe and is connected with the upper housing, a water inlet channel II and a water outlet channel II are arranged in the connecting assembly, an annular blocking edge is arranged in the water pipe, a water inlet port of the water inlet channel II and a water outlet port of the water outlet channel II are respectively positioned on the inner side wall of the water pipe on the two sides of the blocking edge, one side of the connecting seat connected with the upper housing is provided with an annular groove, a water inlet port of the water outlet channel II and the annular groove are positioned on the same side of the connecting seat, a sealing ring is arranged between the annular groove and the water inlet port of the water outlet channel II, the annular groove is communicated with the water inlet channel II and the water inlet section I, and the water outlet channel II is communicated with the water outlet section I.

One side of the connecting seat is connected with the upper shell, the other side of the connecting seat is fixedly connected with a water pipe, an annular blocking edge is arranged in the water pipe, a water inlet port of the water inlet channel II and a water outlet port of the water outlet channel II are respectively positioned on the inner side wall of the water pipe at the two sides of the blocking edge, when a liquid medium enters the water pipe, a part of the liquid medium can be guided to the water inlet port of the water inlet channel II due to the arrangement of the blocking edge, so that the liquid medium flows into the annular groove, because the water outlet port of the water inlet channel II is communicated with the annular groove, and the annular groove is communicated with the water inlet section I, when the valve core is communicated with the water inlet section I and the water inlet section II, and the water outlet section I is communicated with the water outlet section II, the liquid medium can flow into the inner cavity of the lower shell through the annular groove, so that the liquid medium enters the water outlet channel I after chemical reaction with the scale-resistant filter material, and because the water outlet channel II is communicated with the water outlet channel I, and the seal groove and the seal ring are arranged between the one port of the water outlet channel II and the annular groove, so that the liquid medium after chemical reaction can directly flow into the water outlet channel II, and the liquid medium in the water inlet channel II and the water outlet channel II is prevented from streaming at the joint of the connecting seat and the upper shell, thereby avoiding the situation that the liquid medium after chemical reaction flows into the lower shell again to react with the scale inhibiting filter material again, finally the liquid medium after chemical reaction flows out of the water outlet channel II to be mixed with the liquid medium in the water pipe and is discharged into the pipeline to form a layer of protective film in the pipeline, and effectively preventing the post-positioned pipeline from generating scale and being corroded, because the blocking edge in the water pipe is arranged, the filter does not need to allow all the liquid medium to enter the lower shell to react with the scale inhibiting filter material, and can achieve the effect of preventing the pipeline from generating scale and being corroded only by allowing part of water to enter into the reaction, and the chemical components in the liquid medium after the chemical reaction are generated can not exceed the standard, so that the service cycle of the scale inhibition filter material in the lower shell is prolonged, and the cost is reduced.

In the filter, the connecting seat is provided with a plate-shaped connecting part, the annular groove and the water inlet port of the water outlet channel II are arranged on the connecting part, and the connecting part and the upper shell are fixed through a fastening piece.

The connecting part is plate-shaped and is fixedly connected with the upper shell through a fastener, so that the annular groove is communicated with the water inlet section I in the water inlet channel I, and the water inlet port of the water outlet channel II is communicated with the water outlet section I in the upper shell.

In the filter, as another technical scheme, the connecting seat is provided with a plate-shaped connecting part, the annular groove and the water inlet port of the water outlet channel II are arranged on the connecting part, the upper shell is provided with a loose joint nut, and the loose joint nut is in threaded connection with the connecting part.

The connecting part is plate-shaped and is hermetically connected with the upper shell through the loose joint nut, so that the annular groove is communicated with the water inlet section I in the water inlet channel I, the water inlet port of the water outlet channel II is communicated with the water outlet section I in the upper shell, and meanwhile, the installation angle of the connecting assembly can be adjusted through the loose joint nut, so that the filter is suitable for pipeline installation at more different angles, and the applicability of the filter is improved.

In the filter, the upper shell is internally provided with an exhaust hole communicated with the inner cavity of the lower shell, and the exhaust hole is fixedly connected with an exhaust valve.

When excessive gas is generated in the lower shell and needs to be exhausted, the gas can be exhausted through the exhaust valve, so that the operation is more convenient.

Compared with the prior art, this an inner chamber space of casing under having set up make full use of through the separator in the filter, when last casing is connected on casing down, thereby the extrusion portion supports to lean on the deformation portion that hinders dirty filter material and force on the separator to obtain the extrusion and produce deformation, make the whole length of separator shorten, the inner chamber space between separator and the casing down has been increased, can make more hinder dirty filter material arrange in this space, thereby the duty cycle of having prolonged the filter has reduced the human cost, guaranteed simultaneously that separator bottom can contact with hindering dirty filter material always in the course of the work, make the reaction between liquid medium and the dirty filter material of hindering more abundant.

Drawings

FIG. 1 is a schematic view of the construction of the present filter;

FIG. 2 is a cross-sectional view of the present filter;

FIG. 3 is a schematic view of the partition of the filter of the present invention;

FIG. 4 is an exploded view of the valve body of the present filter;

FIG. 5 is a schematic view of the construction of the connection assembly of the present filter;

FIG. 6 is a cross-sectional view of the connection assembly of the present filter;

FIG. 7 is a schematic structural view of a valve body according to a second embodiment;

fig. 8 is a sectional view of the connection assembly of the third embodiment connected to the upper case.

In the figure, 1, an upper shell; 1a, a water inlet channel I; 1a1, a first water inlet section; 1a2 and a water inlet section II; 1b, a first water outlet channel; 1b1, a first water outlet section; 1b2 and a water outlet section II; 1c, an annular boss; 1c1, card slot; 1d, an exhaust hole; 2. a lower housing; 3. a separator; 3a, a deformation portion; 3b, a pressing part; 3b1, water through hole; 3c, a clamping part; 3c1, annular flange; 4. a valve core; 4a, a first water passing groove; 4b, a water trough II; 4c, a first water through hole; 4d, a water through hole II; 4e, a valve stem; 4f, water expansion tank; 5. sealing sleeves; 5a, a first gap; 5b, a second gap; 6. a handle; 7. a limiting ring; 8. a connecting assembly; 8a, a water pipe; 8a1, blocking edge; 8b, a connecting seat; 8b1, a connection; 8b11, annular groove; 8b12, sealing ring; 8c, a water inlet channel II; 8d, a water outlet channel II; 9. an exhaust valve; 10. a fastener; 11. and (4) movably connecting a nut.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

Example one

As shown in fig. 1-6, a filter comprises an upper housing 1 and a lower housing 2 connected with the upper housing 1, wherein a water inlet channel 1a and a water outlet channel 1b both communicated with an inner cavity of the lower housing 2 are arranged in the upper housing 1, a cylindrical partition 3 is arranged at the bottom of the upper housing 1, the partition 3 comprises a deformation part 3a which can be compressed and has elasticity and a pressing part 3b connected with the deformation part 3a from top to bottom, the specific deformation part 3a is in a continuous corrugated shape, one end of the continuous corrugated deformation part 3a is connected with the pressing part 3b, the pressing part 3b generates a pressure towards one side of the upper housing 1 to the deformation part 3a after being subjected to the resistance of a scale-inhibiting filter material, so that the deformation part 3a generates deformation for compression, meanwhile, a water through hole 3b1 radially penetrates through the side part of the pressing part 3b, and a water outlet port of the water inlet channel 1a is positioned outside the partition 3, the water inlet port of the water outlet channel 1b is positioned on the inner side of the partition 3, the partition 3 is arranged at the bottom of the upper shell 1, the deformation of the deformation part 3a on the partition 3 can be generated through extrusion, so that the whole length of the partition 3 is shortened, when the water outlet device is used, the scale inhibition filter material is filled in the lower shell 2, the partition 3 is pressed into the lower shell 2, meanwhile, the upper shell 1 is connected with the lower shell 2 through threads, the deformation part 3a can be kept in a deformation state, a liquid medium enters the lower shell 2 through the water inlet channel 1a, and generates a chemical reaction with the scale inhibition filter material between the lower shell 2 and the partition 3, the liquid medium after the chemical reaction enters the partition 3 through the water through hole 3b1, and as the water inlet port of the water outlet channel 1b is positioned on the inner side of the partition 3, the liquid medium after the chemical reaction can enter the water outlet channel 1b, at last discharge to the pipeline in, liquid after the chemical reaction can form the protection film that the one deck prevented from producing the incrustation scale in the pipeline, can effectively anticorrosive hinder incrustation scale, this filter contacts the dirt proof filter material in casing 2 down through separator 3, when last casing 1 is connected on casing 2 down, thereby extrusion portion 3b supports to lean on the dirt proof filter material to force deformation portion 3a on the separator 3 to obtain the extrusion and produce deformation, make separator 3's overall length shorten, the inner chamber space between separator 3 and the casing 2 down has been increased, can make more dirt proof filter materials arrange in this space, thereby the duty cycle that has prolonged the filter has reduced the human cost, guaranteed simultaneously that separator 3 bottom can contact with the dirt proof filter material always in the course of the work, and make the reaction between liquid medium and the dirt proof filter material more abundant.

Furthermore, the bottom of the upper shell 1 is provided with an annular boss 1c, the circumferential surface of the annular boss 1c is provided with a clamping groove 1c1, the separator 3 further comprises a clamping part 3c connected with the upper end of the deformation part 3a, the inner side of one end of the clamping part 3c is provided with an annular convex edge 3c1, the annular convex edge 3c1 is clamped in the clamping groove 1c1 and clamped in the clamping groove 1c1 through the annular convex edge 3c1, so that the clamping part 3c is connected with the annular boss 1c, the separator 3 is axially limited at the bottom of the upper shell 1, the other end of the deformation part 3a is fixedly connected with the extrusion part 3b, when the upper shell 1 is installed on the lower shell 2, one end of the separator 3 abuts against the bottom of the upper shell 1, the extrusion part 3b at the other end generates a pressure towards one side of the upper shell 1 to the deformation part 3a after being subjected to the resistance of the scale-inhibiting filter material, so that the deformation part 3a deformation is generated, thereby achieving the effect of shortening the separator 3, so that more scale inhibiting filter material can be filled in the lower shell 2.

Further, a rotatable valve core 4 is arranged in the upper shell 1, the first water inlet channel 1a comprises a first water inlet section 1a1 and a second water inlet section 1a2, the water outlet channel comprises a first water outlet section 1b1 and a second water outlet section 1b2, the valve core 4 rotates to simultaneously communicate the first water inlet section 1a1 with the second water inlet section 1a2 and communicate the first water outlet section 1b1 with the second water outlet section 1b2, the valve core 4 is arranged in the upper shell 1 and fixedly connected with a valve rod 4e penetrating through the upper shell 1, specifically, one end of the valve rod 4e is provided with a handle 6 convenient for operation and rotation, the valve rod 4e is sleeved with a limiting ring 7, the limiting ring 7 abuts against one end of the valve core 4, so that the valve core 4 is fixed in the upper shell 1, the valve core 4 can be driven by operation of the valve rod 4e to rotate in the upper shell 1, so that the first water inlet section 1a1 is communicated with the second water inlet section 1a2, the first water outlet section 1b1 is communicated with the second water outlet section 1b2, and a2 b2, thereby allowing a liquid medium which does not produce chemical reaction to enter the first liquid medium through the first water inlet section 1a 28 and the second water outlet section 2 a1 The interior of the shell 2 and the scale-inhibiting filter material are subjected to chemical reaction, so that the liquid medium after the chemical reaction is discharged to a pipeline through the first water outlet section 1b1 and the second water outlet section 1b2, the valve rod 4e is operated again to drive the valve core 4 to rotate, and the valve core 4 blocks the communication between the first water inlet section 1a1 and the second water inlet section 1a2, and the first water outlet section 1b1 and the second water outlet section 1b2, so that the first water inlet channel 1a and the first water outlet channel 1b are blocked, and new liquid medium which does not produce chemical reaction is prevented from flowing into the lower shell 2 or liquid medium which already produces chemical reaction is prevented from flowing out of the lower shell 2.

Further, specifically, the valve core 4 is cylindrical, the side portion of the valve core 4 is respectively provided with a first water through groove 4a and a second water through groove 4b, the valve core 4 is sleeved with a sealing sleeve 5, the side portion of the sealing sleeve 5 is respectively provided with a first notch 5a corresponding to the first water through groove 4a and a second notch 5b corresponding to the second water through groove 4b, the first water through groove 4a is positioned at the first notch 5a, and the second water through groove 4b is positioned at the second notch 5b, the valve core 4 rotates to simultaneously enable the first water through groove 4a to be communicated with the first water inlet section 1a1 and the second water inlet section 1a2, and the second water through groove 4b to be communicated with the first water outlet section 1b1 and the second water outlet section 1b2, specifically, the inlet and outlet corresponding to the first water outlet section 1b1 and the second water outlet section 1b2 are on the same axis, the inlet and outlet corresponding to the first water inlet section 1a1 and the second water inlet and outlet section 1a2 are on the same axis, the sealing sleeve 4 is sleeved with the sealing sleeve, so as to prevent the liquid medium between the first water inlet channel 1a and the first water outlet channel 1b from streaming, and the first water through groove 4a and the second water through groove 4b are not interfered with each other, only the liquid medium which does not generate the chemical reaction flows into the lower shell 2, and the liquid medium which generates the chemical reaction flows out of the lower shell 2, the valve rod 4e is rotated again, the second water inlet section 1a2 and the second water outlet section 1b2 are simultaneously communicated with the first water through groove 4a or one groove between the second water through grooves 4b, so that the liquid medium in the first water inlet section 1a1 cannot flow into the lower shell 2, the liquid medium in the second water outlet section 1b2 cannot flow out of the lower shell 2, and the flow direction of the first water inlet channel 1a and the first water outlet channel 1b can be adjusted by arranging the first water through groove 4a, the second water through groove 4b and the sealing sleeve 5 on the valve core 4.

Furthermore, the upper shell 1 is provided with a connecting component 8, the connecting component 8 comprises a water pipe 8a and a connecting seat 8b which is fixedly connected with the outer side part of the water pipe 8a and is connected with the upper shell 1, a water inlet channel II 8c and a water outlet channel II 8d are arranged in the connecting component 8, an annular blocking edge 8a1 is arranged in the water pipe 8a, a water inlet port of the water inlet channel II 8c and a water outlet port of the water outlet channel II 8d are respectively positioned on the inner side wall of the water pipe 8a at two sides of the blocking edge 8a1, an annular groove 8b11 is arranged at one side of the connecting seat 8b connected with the upper shell 1, the water inlet port of the water outlet channel II 8d and the annular groove 8b11 are positioned at the same side of the connecting seat 8b, a sealing ring 8b12 is arranged between the annular groove 8b11 and the water inlet port of the water outlet channel II 8d, the annular groove 8b11 is communicated with the water inlet channel II 8c and the water inlet section I1 a1, the water outlet channel II 8d is communicated with the water outlet section I1 b1, when the liquid medium enters the water pipe 8a, due to the arrangement of the blocking edge 8a1, a part of the liquid medium can be guided to the water inlet port of the water inlet channel II 8c, so that the liquid medium flows into the annular groove 8b11, because the water outlet port of the water inlet channel II 8c is communicated with the annular groove 8b11, and the annular groove 8b11 is communicated with the water inlet section I1 a1, when the valve core 4 is communicated with the water inlet section I1 a1 and the water inlet section II 1a2, and the water outlet section I1 b1 is communicated with the water outlet section II 1b2, the liquid medium can flow into the water inlet channel I1 a through the annular groove 8b11 so as to reach the inner cavity of the lower housing 2, so that the liquid medium enters the water outlet channel I1 b after a chemical reaction with the scale-inhibiting filter material, because the water outlet channel II 8d is communicated with the water outlet channel I1 b, and a sealing groove and a sealing ring 8b12 are arranged between one port of the water outlet channel II 8d and the annular groove 11, therefore, the liquid medium after chemical reaction can directly flow into the water outlet channel II 8d, and the liquid medium in the water inlet channel II 8c and the water outlet channel II 8d is prevented from streaming at the connecting part of the connecting seat 8b and the upper shell 1, so that the situation that the liquid medium after chemical reaction flows into the lower shell 2 again to react with the scale inhibiting filter material again is avoided, finally the liquid medium after chemical reaction flows out of the water outlet channel II 8d to be mixed with the liquid medium in the water pipe 8a and is discharged into the pipeline to form a layer of protective film in the pipeline, scale and corrosion of the rear pipeline are effectively prevented, the filter is provided with the blocking edge 8a1 in the water pipe 8a, and the effect of preventing scale and corrosion of the pipeline by only partially reacting water without entering the lower shell 2, and the chemical components in the liquid medium after the chemical reaction are generated can not exceed the standard, so that the service life of the scale inhibition filter material in the lower shell 2 is prolonged, and the cost is reduced.

Furthermore, the connecting seat 8b is provided with a plate-shaped connecting part 8b1, the annular groove 8b11 and the water inlet port of the water outlet channel II 8d are both arranged on the connecting part 8b1, the connecting part 8b1 is fixed with the upper shell 1 through a fastener 10, and the connecting part 8b1 is plate-shaped and is fixedly connected with the upper shell 1 through the fastener 10, so that the annular groove 8b11 is communicated with the water inlet section I1 a1 in the water inlet channel I1 a, and the water inlet port of the water outlet channel II 8d is communicated with the water outlet section I1 b1 in the upper shell 1.

Furthermore, an exhaust hole 1d communicated with the inner cavity of the lower shell 2 is arranged in the upper shell 1, and the exhaust hole 1d is fixedly connected with an exhaust valve 9. When excessive gas is generated in the lower shell 2 and needs to be exhausted, the gas can be exhausted through the exhaust valve 9, so that the operation is more convenient.

Example two

As shown in fig. 2 and 7, as another technical solution, specifically, the valve core 4 is cylindrical, the peripheral surface of the valve core 4 abuts against the upper casing 1 to form a seal, the side of the valve core 4 is respectively provided with a first water through hole capable of communicating the first water inlet section 1a1 with the second water inlet section 1a2, a second water through hole 4c capable of communicating the first water outlet section 1b1 with the second water outlet section 1b2, and a second water through hole 4d, specifically, the first water through hole 4c and the second water through hole 4d penetrate through the peripheral surface of the valve core 4 and are arranged in parallel along the axial direction, the inlet and outlet of the first water outlet section 1b1 opposite to the second water outlet section 1b2 are on the same axial line, the inlet and outlet of the first water inlet section 1a1 opposite to the second water inlet section 1a2 are on the same axial line, the peripheral surface of the valve core 4 is also provided with a water expansion groove 4f capable of better circulating water, the width and height of the water expansion groove 4f are larger than the diameters of the first water through hole 4c and the second water through hole 4d, the water expansion tank 4f is arranged to enable the water inlet section I1 a1 and the water inlet section II 1a2 and the water outlet section I1 b1 and the water outlet section II 1b2 to be communicated through proper rotation, because the peripheral surface of the valve core 4 is abutted against the upper shell 1 to form sealing, the liquid medium between the water inlet channel I1 a and the water outlet channel I1 b can be prevented from streaming, the first water through hole 4c and the second water through hole 4d are not interfered with each other, only the liquid medium which does not generate chemical reaction flows into the lower shell 2, the liquid medium which generates chemical reaction flows out of the lower shell 2, the valve rod 4e is rotated again, the peripheral surface of the valve core 4 blocks the first water inlet channel I1 a and the first water through hole 1b, so that the liquid medium in the water inlet section I1 a1 can not flow into the lower shell 2, the liquid medium in the water outlet section II 1b2 can not flow out of the lower shell 2, and the peripheral surface of the valve core 4 is abutted against the upper shell 1 through the first water through hole 4c, the second water through hole 4d and the peripheral surface of the valve core 4, therefore, the flow direction of the water inlet channel I1 a and the flow direction of the water outlet channel I1 b can be adjusted.

EXAMPLE III

As shown in fig. 8, as another technical solution, a plate-shaped connecting portion 8b1 is provided on the connecting seat 8b, the annular groove 8b11 and the water inlet port of the water outlet channel two 8d are both provided on the connecting portion 8b1, the upper housing 1 is provided with a union nut 11, the union nut 11 is in threaded connection with the connecting portion 8b1, because the connecting portion 8b1 is plate-shaped and is hermetically connected with the upper housing 1 through the union nut 11, the annular groove 8b11 is communicated with the water inlet section one 1a1 in the water inlet channel one 1a, the water inlet port of the water outlet channel two 8d is communicated with the water outlet section one 1b1 in the upper housing 1, and the installation angle of the connecting assembly 8 can be adjusted by the arrangement of the union nut 11, which is applicable to installation of pipelines at more different angles, thereby improving the applicability of the filter.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims (10)

1. The utility model provides a filter, includes casing (1) and casing (2) down, goes up casing (1) and is connected with casing (2) down, go up be equipped with in casing (1) and all be linked together with the inner chamber of casing (2) down into water passageway (1a) and water outlet channel (1b), its characterized in that, the bottom of going up casing (1) be provided with partition (3) that are the tube-shape, partition (3) from last to down including can be compressed and have elastic deformation portion (3a) and extrusion portion (3b) that are connected with deformation portion (3a), extrusion portion (3b) lateral part radially runs through and is provided with limbers (3b1), the water outlet port of water inlet channel (1a) is located the partition (3) outside, the water inlet port of water outlet channel (1b) is located partition (3) inboard.

2. A filter according to claim 1, characterised in that the deformations (3a) are continuously corrugated.

3. The filter of claim 2, wherein the bottom of the upper casing (1) is provided with an annular boss (1c), a clamping groove (1c1) is formed on the circumferential surface of the annular boss (1c), the partition member (3) further comprises a clamping portion (3c) connected with the upper end of the deformation portion (3a), an annular convex edge (3c1) is formed on the inner side of one end of the clamping portion (3c), and the annular convex edge (3c1) is clamped in the clamping groove (1c 1).

4. A filter as claimed in claim 3, wherein the upper housing (1) is provided with a rotatable valve core (4), the first inlet channel (1a) comprises a first inlet section (1a1) and a second inlet section (1a2), the first outlet channel (1b) comprises a first outlet section (1b1) and a second outlet section (1b2), the valve core (4) is rotatable to simultaneously communicate the first inlet section (1a1) with the second inlet section (1a2) and communicate the first outlet section (1b1) with the second outlet section (1b2), and the valve core (4) is fixedly connected with a valve rod (4e) penetrating through the upper housing (1).

5. The filter of claim 4, wherein the valve core (4) is cylindrical, the side part of the valve core (4) is respectively provided with a first water through groove (4a) and a second water through groove (4b), the valve core (4) is sleeved with a sealing sleeve (5), the side part of the sealing sleeve (5) is respectively provided with a first notch (5a) corresponding to the first water through groove (4a) and a second notch (5b) corresponding to the second water through groove (4b), the first water through groove (4a) is positioned at the first notch (5a) and the second water through groove (4b) is positioned at the second notch (5 b).

6. A filter according to claim 4, wherein the valve core (4) is cylindrical, the peripheral surface of the valve core (4) abuts against the upper shell (1) to form a seal, and the side part of the valve core (4) is respectively provided with a first water through hole (4c) for communicating the first water inlet section (1a1) with the second water inlet section (1a2) and a second water through hole (4d) for communicating the first water outlet section (1b1) with the second water outlet section (1b 2).

7. The filter of claim 4, wherein the upper housing (1) is provided with a connecting assembly (8), the connecting assembly (8) comprises a water pipe (8a) and a connecting seat (8b) fixed to the outer side of the water pipe (8a) and connected to the upper housing (1), the connecting assembly (8) is provided with a second water inlet channel (8c) and a second water outlet channel (8d), the water pipe (8a) is provided with an annular blocking edge (8a1), the second water inlet channel (8c) and the second water outlet channel (8d) are respectively located on the inner side walls of the water pipe (8a) at the two sides of the blocking edge (8a1), one side of the connecting seat (8b) connected to the upper housing (1) is provided with an annular groove (8b11), and the second water outlet channel (8d) and the annular groove (8b11) are located on the same side of the connecting seat (8b), a sealing ring (8b12) is arranged between the annular groove (8b11) and the water inlet port of the water outlet channel II (8d), the annular groove (8b11) is communicated with the water inlet channel II (8c) and the water inlet section I (1a1), and the water outlet channel II (8d) is communicated with the water outlet section I (1b 1).

8. A filter according to claim 7, wherein the connecting portion (8b) has a plate-shaped connecting portion (8b1), the annular groove (8b11) and the water inlet of the water outlet channel II (8d) are both provided on the connecting portion (8b1), and the connecting portion (8b1) is fixed to the upper housing (1) by the fastening member (10).

9. A filter according to claim 7, wherein the connecting seat (8b) is provided with a plate-shaped connecting part (8b1), the annular groove (8b11) and the water inlet port of the water outlet channel II (8d) are both arranged on the connecting part (8b1), the upper shell (1) is provided with a loose joint nut (11), and the loose joint nut (11) is in threaded connection with the connecting part (8b 1).

10. A filter according to claim 1, characterized in that the upper casing (1) is provided with a vent hole (1d) communicated with the inner cavity of the lower casing (2), and the vent hole (1d) is fixedly connected with a vent valve (9).

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