CN109589797B - Device for prolonging service life of household reverse osmosis membrane - Google Patents
Device for prolonging service life of household reverse osmosis membrane Download PDFInfo
- Publication number
- CN109589797B CN109589797B CN201910015658.2A CN201910015658A CN109589797B CN 109589797 B CN109589797 B CN 109589797B CN 201910015658 A CN201910015658 A CN 201910015658A CN 109589797 B CN109589797 B CN 109589797B
- Authority
- CN
- China
- Prior art keywords
- membrane shell
- membrane
- pipe
- pure water
- reverse osmosis
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000012528 membrane Substances 0.000 title claims abstract description 162
- 238000001223 reverse osmosis Methods 0.000 title claims abstract description 50
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 127
- 238000007789 sealing Methods 0.000 claims abstract description 32
- 239000002351 wastewater Substances 0.000 claims abstract description 26
- 230000000903 blocking effect Effects 0.000 claims abstract description 21
- 238000013016 damping Methods 0.000 claims description 69
- 238000003825 pressing Methods 0.000 claims description 8
- 230000035939 shock Effects 0.000 claims description 5
- 230000002035 prolonged effect Effects 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 4
- 239000007787 solid Substances 0.000 abstract description 3
- 239000012535 impurity Substances 0.000 description 8
- 230000009471 action Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005672 electromagnetic field Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003204 osmotic effect Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
- B01D65/08—Prevention of membrane fouling or of concentration polarisation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
- B01D61/025—Reverse osmosis; Hyperfiltration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
- B01D61/10—Accessories; Auxiliary operations
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2321/00—Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
- B01D2321/20—By influencing the flow
- B01D2321/2066—Pulsated flow
- B01D2321/2075—Ultrasonic treatment
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Nanotechnology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The invention relates to the field of water purifiers, in particular to a device for prolonging the service life of a household reverse osmosis membrane. The utility model provides a device for prolonging life-span of domestic reverse osmosis membrane, including membrane shell bottle and membrane shell upper cover, the top of membrane shell bottle is provided with the external screw thread pipe, the inside internal screw thread pipe that is provided with external screw thread pipe threaded connection of membrane shell upper cover, the top of membrane shell upper cover is provided with the water inlet, the bottom of membrane shell bottle is provided with pure water delivery port and waste water delivery port, the center of membrane shell bottle has set gradually water blocking pipe and pure water pipe from top to bottom, be provided with a plurality of inlet openings on the pure water pipe, the bottom of pure water pipe is linked together with pure water delivery port, is provided with the reverse osmosis membrane around water blocking pipe and pure water pipe in the membrane shell bottle, be close to top department on the reverse osmosis membrane and be provided with the manger plate sealing ring, the outer wall of membrane shell bottle on install supersonic generator through solid fixed ring. The method is simple to operate, and the service life of the reverse osmosis membrane can be effectively prolonged.
Description
Technical Field
The invention relates to the field of water purifiers, in particular to a device for prolonging the service life of a household reverse osmosis membrane.
Background
The reverse osmosis membrane is an artificial semipermeable membrane with certain characteristics, which is made of a simulated biological semipermeable membrane, and is a core component of the reverse osmosis technology. The principle of reverse osmosis is to separate other substances from water under the action of osmotic pressure higher than that of solution according to the fact that the substances cannot permeate through a semipermeable membrane. The pore size of the reverse osmosis membrane is very small, so that dissolved salts, colloids, microorganisms, organic matters and the like in water can be effectively removed. The system has the advantages of good water quality, low energy consumption, no pollution, simple process, simple and convenient operation and the like.
The domestic reverse osmosis membrane in the current market can all appear after the short-term use pure water yield reduces or blocks up and lead to unable use condition, causes the reason of this condition to be: in the use process of the reverse osmosis membrane, the concentration of the wastewater on the membrane surface near the flushing end is higher, and the high-concentration wastewater can not be discharged in time to form scale to be adsorbed on the membrane surface, so that part or all of the membrane surface is blocked, and the pure water flow is reduced or no water is discharged.
For example, chinese patent publication No.: CN208166632U, a reverse osmosis membrane life prolonging device announced in 2018, 11 and 30, sets up the circulation pipeline at the both ends of water purification filter core, and the circulation pipeline sets up check valve and water pump in proper order from the inlet to delivery port, is equipped with the transducer on the trunk line of check valve and water purification filter core entry, twines coupling coil on the transducer, and coupling coil's cable is connected with electromagnetic field generating device. The device can reduce the blocking phenomenon of the reverse osmosis membrane in the use process, prolongs the service life of the reverse osmosis membrane, but has limited effect and complicated operation.
Disclosure of Invention
The invention mainly aims at the problems and provides a device for prolonging the service life of a household reverse osmosis membrane, which is simple to operate and can effectively prolong the service life of the reverse osmosis membrane.
The aim of the invention is mainly achieved by the following scheme: the utility model provides a device for prolonging life-span of domestic reverse osmosis membrane, includes membrane shell bottle and membrane shell upper cover, the top of membrane shell bottle be provided with the external screw thread pipe, the inside internal screw thread pipe that is provided with external screw thread pipe threaded connection of membrane shell upper cover, the top of membrane shell upper cover be provided with the water inlet, the bottom of membrane shell bottle be provided with pure water delivery port and waste water delivery port, the center of membrane shell bottle from top to bottom set gradually water blocking pipe and pure water pipe, pure water pipe on be provided with a plurality of inlet openings, pure water pipe's bottom be linked together with pure water delivery port, the membrane shell bottle in be provided with the reverse osmosis membrane around water blocking pipe and pure water pipe, reverse osmosis membrane on be provided with the manger plate sealing ring near top department, the outer wall of membrane shell bottle on install supersonic generator through the solid fixed ring, supersonic generator install and be close to waste water delivery port department. The top of the membrane shell bottle body is provided with an external thread pipe, an internal thread pipe in threaded connection with the external thread pipe is arranged in the membrane shell upper cover, the membrane shell bottle body and the membrane shell upper cover are in threaded connection through the external thread pipe and the internal thread pipe, the connection is stable and convenient, the disassembly is convenient, the top of the membrane shell upper cover is provided with a water inlet, the bottom of the membrane shell bottle body is provided with a pure water outlet and a waste water outlet, the center of the membrane shell bottle body is provided with a water blocking pipe and a pure water pipe from top to bottom in sequence, the water blocking pipe can prevent raw water from flowing, the membrane shell bottle body can also be convenient for installing and taking out a reverse osmosis membrane, a plurality of water inlet holes are arranged on the pure water pipe, the bottom of the pure water pipe is communicated with the pure water outlet, a reverse osmosis membrane is arranged around the water blocking pipe and the pure water pipe in the membrane shell bottle body, the reverse osmosis membrane is coiled on the water blocking pipe and the pure water pipe through a coiled membrane technology, a water blocking ring is arranged near the top of the reverse osmosis membrane, during installation, the reverse osmosis membrane is firstly rolled on the water blocking pipe and the integral part on the pure water pipe and inserted along the opening at the upper end of the membrane shell bottle, the water blocking sealing ring contracts and abuts against the inner wall of the membrane shell bottle, then the membrane shell upper cover is installed on the membrane shell bottle, in particular, during operation, raw water enters the membrane shell bottle from the water inlet, the setting of the water blocking sealing ring can prevent the raw water from flowing downwards from the side wall, so that the raw water can flow downwards after being filtered by the membrane from the top end face of the reverse osmosis membrane, then filtered pure water flows into the pure water pipe from the water inlet on the pure water pipe and flows downwards along the pure water pipe, finally is discharged from the pure water outlet, the outer wall of the membrane shell bottle is provided with the ultrasonic generator through the fixing ring, the fixing ring is made of stainless steel material, the ultrasonic generator can emit ultrasonic waves into the inner cavity of the membrane shell bottle, the ultrasonic wave can effectively reduce the residence time of the high-concentration wastewater and filtered impurities on the membrane cavity and the membrane surface, so that the occurrence of blocking of the reverse osmosis membrane by the high-concentration wastewater and the filtered impurities is reduced, the wastewater containing a large amount of impurities flows out from the wastewater outlet, and the service life of the reverse osmosis membrane is prolonged; the ultrasonic generator is arranged at a position close to the wastewater outlet, so that the impurities after falling off are more easily discharged from the wastewater outlet.
Preferably, one end of the external thread pipe, which is far away from the membrane shell bottle body, is provided with a smooth pipe, and the smooth pipe is provided with a first sealing ring. The one end that the membrane shell bottle was kept away from to the external screw thread pipe is provided with smooth pipe, is provided with first sealing washer on the smooth pipe, and the setting of smooth pipe can play the location effect when being connected with the membrane shell upper cover, and the setting of first sealing washer makes the smooth pipe more closely with being connected between the membrane shell upper cover, prevents to leak.
Preferably, the water blocking sealing ring is provided with a sealing inclined surface matched with the side wall of the opening at the top end of the membrane shell bottle body. The water retaining sealing ring is provided with a sealing inclined surface which is matched with the side wall of the opening at the top end of the membrane shell bottle body, and the reverse osmosis membrane is conveniently installed in the membrane shell bottle body.
Preferably, a connecting pipe for connecting with the bottom of the pure water pipe is arranged at the pure water outlet inside the membrane shell bottle body. The pure water outlet inside the membrane shell bottle body is provided with the connecting pipe which is used for being connected with the bottom of the pure water pipe, and the setting of the connecting pipe ensures that pure water cannot leak when flowing out from the bottom of the pure water pipe, and can prevent waste water from mixing in.
Preferably, a second sealing ring is arranged between the pure water pipe and the connecting pipe. A second sealing ring is arranged between the pure water pipe and the connecting pipe, and the arrangement of the second sealing ring can effectively prevent waste water from being mixed into pure water.
Preferably, the fixing ring is provided with a mounting hole matched with an ultrasonic wave generating head on the ultrasonic generator, the side wall of the mounting hole is provided with a clamping device, the clamping device comprises a limiting groove arranged on the side wall of the mounting hole, a limiting block is arranged in the limiting groove, the limiting block is connected with the side wall of the limiting groove through a clamping spring, and one end, far away from the clamping spring, of the limiting block is provided with a limiting inclined plane. Be provided with on the solid fixed ring with the ultrasonic wave on the ultrasonic generator head matched with mounting hole, be provided with clamping device on the lateral wall of mounting hole, clamping device is including setting up the spacing groove on the lateral wall of mounting hole, be provided with the stopper in the spacing groove, the stopper can slide in the spacing groove, be connected through the clamping spring between stopper and the lateral wall of spacing groove, keep away from the one end of clamping spring on the stopper is provided with spacing inclined plane, spacing inclined plane cooperatees with the ultrasonic wave generating head, the staff holds ultrasonic generator and inserts the ultrasonic wave generating head corresponding mounting hole, along with ultrasonic generator's removal, the ultrasonic wave generating head can support on spacing inclined plane, the stopper atress is overcome and is moved towards the spacing inslot after the spring force of clamping spring, when the ultrasonic wave generating head supports on the outer wall of membrane shell bottle, the stopper can be with ultrasonic wave generating head chucking inside the mounting hole under the spring force effect of clamping spring, stability is higher during the connection, it is also very convenient to dismantle.
Preferably, the fixed ring on be provided with damping device, damping device including the connecting hole between intercommunication membrane shell bottle and the spacing groove, the connecting hole on be provided with the baffle ring, one side of baffle ring near the membrane shell bottle be provided with the shock attenuation clamp plate, one side of baffle ring far away from the membrane shell bottle be provided with the snubber block, the baffle ring on be provided with the spring hole, snubber block and shock attenuation clamp plate between connect through the damping spring who passes the spring hole, the stopper on correspond the snubber block and be provided with the shock absorption groove, one side of the end that is close to the stopper on the snubber block be provided with into the direction inclined plane, the snubber block on be provided with out the direction inclined plane near the opposite side of the end of stopper. The damping device is arranged on the fixed ring and comprises a connecting hole communicated between the outer wall of the membrane shell bottle body and the limiting groove, the connecting hole is provided with a baffle ring, one side, close to the membrane shell bottle body, of the baffle ring is provided with a damping pressing plate, one side, far away from the membrane shell bottle body, of the baffle ring is provided with a damping block, a spring hole is arranged on the baffle ring, the damping block is connected with the damping pressing plate through a damping spring penetrating through the spring hole, the damping block is provided with a damping groove corresponding to the damping block, one side, close to the end part of the limiting block, of the damping block is provided with a guiding inclined plane, the other side, close to the end part of the limiting block, of the damping block is provided with a guiding inclined plane, the limiting block is stressed by the thrust of the ultrasonic generating head so as to move towards the inside of the limiting groove, the damping block is stressed by the guiding inclined plane, the damping block moves towards the baffle ring direction, the damping block moves into the damping groove under the action of the damping spring as the limiting block continues to move to the position of the damping block, when the ultrasonic generating head emits ultrasonic waves into the membrane shell body, the damping bottle body generates vibration, the damping block can be transmitted to the damping spring through the pressing plate and the damping block, the damping block can be further stressed by the damping block, and the damping body can be more severely stressed by the damping body, and the vibration can be more effectively prolonged, and the service life of the damping cylinder can be prolonged by the damping body is prolonged by the vibration, and the damping cylinder can be more prolonged by the vibration in the damping cylinder; after the ultrasonic generating head is taken out, the limiting block is propped against the guide inclined plane under the action of the elasticity of the clamping spring, so that the damping block is forced to move towards the baffle ring and separate from the damping groove, and then the limiting block is reset.
Therefore, the device for prolonging the service life of the household reverse osmosis membrane has the following advantages: the invention has simple structure and convenient operation, can effectively prolong the service life of the reverse osmosis membrane and can reduce the vibration on the membrane shell bottle body during the operation of the ultrasonic generator.
Drawings
Fig. 1 is a schematic diagram of the structure of the present invention.
Fig. 2 is a cross-sectional view of the present invention.
Fig. 3 is a schematic view of the structure of the clamping device and the ultrasonic generator in the invention.
Fig. 4 is a schematic view of the structure of the present invention when the clamping device is connected to the ultrasonic generator.
Fig. 5 is a cross-sectional view at a in fig. 4.
Illustration of: 1-water inlet, 2-membrane shell upper cover, 3-water blocking pipe, 4-water blocking sealing ring, 5-reverse osmosis membrane, 6-smooth pipe, 7-external thread pipe, 8-membrane shell bottle, 9-fixed ring, 10-ultrasonic generator, 11-wastewater outlet, 12-pure water outlet, 13-sealing inclined plane, 14-first sealing ring, 15-internal thread pipe, 16-water inlet, 17-pure water pipe, 18-connecting pipe, 19-second sealing ring, 20-ultrasonic generating head, 21-clamping spring, 22-damping groove, 23-limit block, 24-limit inclined plane, 25-mounting hole, 26-limit groove, 27-baffle ring, 28-damping pressing plate, 29-spring hole, 30-damping spring, 31-damping block, 32-outlet guiding inclined plane, 33-inlet guiding inclined plane and 34-connecting hole.
Detailed Description
The technical scheme of the invention is further specifically described below through examples and with reference to the accompanying drawings.
Example 1:
as shown in fig. 1 and 2, a device for prolonging service life of a household reverse osmosis membrane 5 comprises a membrane shell bottle body 8 and a membrane shell upper cover 1, wherein an external thread pipe 7 is arranged at the top of the membrane shell bottle body 8, an internal thread pipe 15 in threaded connection with the external thread pipe 7 is arranged inside the membrane shell upper cover 1, the membrane shell bottle body 8 and the membrane shell upper cover 1 are in threaded connection through the external thread pipe 7 and the internal thread pipe 15, the connection is stable and convenient, a smooth pipe 6 is arranged at one end, far away from the membrane shell bottle body 8, of the external thread pipe 7, a first sealing ring 14 is arranged on the smooth pipe 6, the positioning function when the smooth pipe 6 is connected with the membrane shell upper cover 1 can be realized, the first sealing ring 14 enables the connection between the smooth pipe 6 and the membrane shell upper cover 1 to be more compact, water leakage is prevented, a water inlet 1 is arranged at the top of the membrane shell upper cover 1, the bottom of the membrane shell bottle body 8 is provided with a pure water outlet 12 and a waste water outlet 11, the center of the membrane shell bottle body 8 is sequentially provided with a water retaining pipe 3 and a pure water pipe 17 from top to bottom, the water retaining pipe 3 can prevent raw water from flowing, the reverse osmosis membrane 5 can be conveniently installed and taken out, the pure water pipe 17 is provided with a plurality of water inlets 16, the bottom of the pure water pipe 17 is communicated with the pure water outlet 12, the inside of the membrane shell bottle body 8 is provided with the reverse osmosis membrane 5 around the water retaining pipe 3 and the pure water pipe 17, the reverse osmosis membrane 5 is rolled on the water retaining pipe 3 and the pure water pipe 17 through a film rolling process, the reverse osmosis membrane 5 is provided with a water retaining sealing ring 4 near the top end, the water retaining ring 4 is provided with a sealing inclined surface 13 matched with the side wall at the opening at the top end of the membrane shell bottle body 8, the sealing inclined surface 13 is convenient for installing the reverse osmosis membrane 5 into the membrane shell bottle body 8 during installation, firstly, the reverse osmosis membrane 5 is rolled on the water baffle pipe 3 and the pure water pipe 17, the integral parts are inserted along the opening of the upper end of the membrane shell bottle body 8, the water baffle sealing ring 4 is contracted and abutted against the inner wall of the membrane shell bottle body 8, then the membrane shell upper cover 1 is arranged on the membrane shell bottle body 8, when the membrane shell bottle body is particularly used, raw water enters the membrane shell bottle body 8 from the water inlet 1, the water baffle sealing ring 4 can prevent the raw water from flowing downwards from the side wall, so that the raw water can be filtered by the membrane from the top end surface of the reverse osmosis membrane 5 and then flows downwards, and filtered pure water flows into the pure water pipe 17 from the water inlet 16 on the pure water pipe 17 and flows downwards along the pure water pipe 17, and finally is discharged from the pure water outlet 12; a connecting pipe 18 for connecting with the bottom of the pure water pipe 17 is arranged at the pure water outlet 12 in the membrane shell bottle body 8, the connecting pipe 18 is arranged so that pure water cannot leak when flowing out from the bottom of the pure water pipe 17, waste water can be prevented from mixing, a second sealing ring 19 is arranged between the pure water pipe 17 and the connecting pipe 18, and the waste water can be effectively prevented from mixing into the pure water by the arrangement of the second sealing ring 19; the outer wall of the membrane shell bottle body 8 is provided with the ultrasonic generator 10 through the fixing ring 9, the fixing ring 9 is made of stainless steel, the ultrasonic generator 10 can send ultrasonic waves to the inner cavity of the membrane shell bottle body 8, the ultrasonic waves can effectively reduce the stay time of high-concentration wastewater and filtered impurities on the membrane cavity and the membrane surface, so that the occurrence of blocking the reverse osmosis membrane 5 by the high-concentration wastewater and the filtered impurities is reduced, wastewater containing a large amount of impurities flows out from the wastewater outlet 11, and the service life of the reverse osmosis membrane 5 is prolonged; the ultrasonic generator 10 is installed near the wastewater outlet 11 so that the impurities after falling off are more easily discharged from the wastewater outlet 11.
As shown in fig. 3 and 4, the fixing ring 9 is provided with a mounting hole 25 matched with the ultrasonic generating head 20 on the ultrasonic generator 10, the side wall of the mounting hole 25 is provided with a clamping device, the clamping device comprises a limit groove 26 arranged on the side wall of the mounting hole 25, a limit block 23 is arranged in the limit groove 26, the limit block 23 can slide in the limit groove 26, the limit block 23 is connected with the side wall of the limit groove 26 through a clamping spring 21, one end, far away from the clamping spring 21, of the limit block 23 is provided with a limit inclined surface 24, the limit inclined surface 24 is matched with the ultrasonic generating head 20, a worker holds the ultrasonic generator 10 and inserts the ultrasonic generating head 20 into the corresponding mounting hole 25, along with the movement of the ultrasonic generator 10, the ultrasonic generating head 20 is propped against the limit inclined surface 24, the limit block 23 is stressed and moves towards the inside the limit groove 26 after overcoming the spring force of the clamping spring 21, when the ultrasonic generating head 20 is propped against the outer wall of the membrane shell bottle 8, the limit block 23 can clamp the ultrasonic generating head 20 in the mounting hole 25 under the action of the spring force of the clamping spring 21, and the stability is high, and the ultrasonic generating head 20 is convenient to detach when being connected; the fixed ring 9 is provided with a damping device, as shown in fig. 5, the damping device comprises a connecting hole 34 communicated between the outer wall of the membrane shell bottle 8 and the limit groove 26, a baffle ring 27 is arranged on the connecting hole 34, one side of the baffle ring 27, which is close to the membrane shell bottle 8, is provided with a damping pressing plate 28, one side of the baffle ring 27, which is far away from the membrane shell bottle 8, is provided with a damping block 31, the baffle ring 27 is provided with a spring hole 29, the damping block 31 is connected with the damping pressing plate 28 through a damping spring 30 penetrating through the spring hole 29, the limit block 23 is provided with a damping groove 22 corresponding to the damping block 31, one side, which is close to the end of the limit block 23, of the damping block 31 is provided with a guiding inclined plane 33, the other side, which is close to the end of the limit block 23, of the damping block 31 is provided with a guiding inclined plane 32, and when the limit block 23 is pushed by the ultrasonic generating head 20 to move towards the inside of the limit groove 26, the limiting block 23 can be propped against the entering guide inclined plane 33, the damping block 31 is stressed to overcome the spring force of the damping spring 30 and move towards the baffle ring 27, when the limiting block 23 continues to move to the position of the damping groove 22 corresponding to the damping block 31, the damping block 31 moves into the damping groove 22 under the action of the damping spring 30, when the ultrasonic wave generating head 20 emits ultrasonic waves into the membrane shell bottle 8, the membrane shell bottle 8 can generate vibration, the vibration can be transmitted to the damping spring 30 and the damping block 31 through the damping pressing plate 28, deformation of the damping spring 30 can play a certain elastic buffering role, severe vibration of the stressed part of the membrane shell bottle 8 is reduced, meanwhile, the damping block 31 can transmit the vibration to the clamping spring 21 after the damping force shakes in the damping groove 22, so that the vibration is effectively relieved, and the service life of the membrane shell bottle 8 is prolonged; after the ultrasonic wave generating head 20 is taken out, the limiting block 23 is propped against the outlet guide inclined surface 32 under the elastic force of the clamping spring 21, so that the damping block 31 is stressed to move towards the baffle ring 27 and separate from the damping groove 22, and then the limiting block 23 is reset.
It should be understood that this example is only illustrative of the invention and is not intended to limit the scope of the invention. Further, it is understood that various changes and modifications may be made by those skilled in the art after reading the teachings of the present invention, and such equivalents are intended to fall within the scope of the claims appended hereto.
Claims (4)
1. The device for prolonging the service life of the household reverse osmosis membrane is characterized by comprising a membrane shell bottle body and a membrane shell upper cover, wherein an external thread pipe is arranged at the top of the membrane shell bottle body, an internal thread pipe in threaded connection with the external thread pipe is arranged in the membrane shell upper cover, a water inlet is arranged at the top of the membrane shell upper cover, a pure water outlet and a waste water outlet are arranged at the bottom of the membrane shell bottle body, a water blocking pipe and a pure water pipe are sequentially arranged at the center of the membrane shell bottle body from top to bottom, a plurality of water inlets are formed in the pure water pipe, the bottom of the pure water pipe is communicated with the pure water outlet, a reverse osmosis membrane is arranged in the membrane shell bottle body around the water blocking pipe and the pure water pipe, a water blocking sealing ring is arranged at the position close to the top end of the reverse osmosis membrane, an ultrasonic generator is arranged on the outer wall of the membrane shell bottle body through a fixing ring, the ultrasonic generator is arranged at the position close to the wastewater outlet, the water retaining sealing ring is provided with a sealing inclined plane matched with the side wall of the opening at the top end of the membrane shell body, the fixing ring is provided with a mounting hole matched with the ultrasonic generating head on the ultrasonic generator, the side wall of the mounting hole is provided with a clamping device, the clamping device comprises a limit groove arranged on the side wall of the mounting hole, a limit block is arranged in the limit groove, the limit block is connected with the side wall of the limit groove through a clamping spring, one end of the limit block, which is far away from the clamping spring, is provided with a limit inclined plane, the fixing ring is provided with a damping device, the damping device comprises a connecting hole communicated between the membrane shell body and the limit groove, the connecting hole is provided with a baffle ring, one side of the baffle ring, which is close to the membrane shell body, is provided with a damping pressing plate, one side of keeping away from the membrane shell bottle of baffle ring be provided with the snubber block, the baffle ring on be provided with the spring hole, snubber block and shock attenuation clamp plate between through the damping spring connection who passes the spring hole, the stopper on correspond the snubber block and be provided with the shock attenuation groove, the snubber block on be close to one side of the tip of stopper and be provided with into the direction inclined plane, the snubber block on be close to the opposite side of the tip of stopper and be provided with out the direction inclined plane.
2. The device for prolonging life of a household reverse osmosis membrane according to claim 1, wherein a smooth tube is arranged at one end of the externally threaded tube far away from the membrane shell bottle body, and a first sealing ring is arranged on the smooth tube.
3. The apparatus for prolonging life of a household reverse osmosis membrane according to claim 1 or 2, wherein a connecting pipe for connecting with the bottom of the pure water pipe is arranged at the pure water outlet inside the membrane housing bottle.
4. A device for prolonging life of a household reverse osmosis membrane according to claim 3, wherein a second sealing ring is arranged between the pure water pipe and the connecting pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910015658.2A CN109589797B (en) | 2019-01-08 | 2019-01-08 | Device for prolonging service life of household reverse osmosis membrane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910015658.2A CN109589797B (en) | 2019-01-08 | 2019-01-08 | Device for prolonging service life of household reverse osmosis membrane |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109589797A CN109589797A (en) | 2019-04-09 |
| CN109589797B true CN109589797B (en) | 2024-04-05 |
Family
ID=65965091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910015658.2A Active CN109589797B (en) | 2019-01-08 | 2019-01-08 | Device for prolonging service life of household reverse osmosis membrane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109589797B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110143710A (en) * | 2019-05-29 | 2019-08-20 | 四川石棉华瑞电子有限公司 | Formation foil production line Sewage treatment utilizes method |
| CN111704208B (en) * | 2020-08-03 | 2022-05-31 | 浙江斯科能科技股份有限公司 | Reverse osmosis water treatment device based on reverse osmosis membrane |
| CN113713622A (en) * | 2021-10-14 | 2021-11-30 | 山东沣纳环保科技有限公司 | Adapter |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202876657U (en) * | 2012-10-20 | 2013-04-17 | 四川优普超纯科技有限公司 | Reverse osmosis membrane column for water purifier |
| CN202962280U (en) * | 2012-11-27 | 2013-06-05 | 江苏白雪电器股份有限公司 | Reverse osmosis membrane water purifying unit |
| CN106904692A (en) * | 2017-03-30 | 2017-06-30 | 浙江绿龙新材料有限公司 | A kind of reverse osmosis water purification units of detectable water quality |
| CN207933104U (en) * | 2018-01-16 | 2018-10-02 | 固安天天一泉环保科技有限公司 | A kind of water purification catridge |
| CN208109510U (en) * | 2018-02-08 | 2018-11-16 | 杭州知意达科技有限公司 | A kind of filter membrane clamping device of the self-locking shock-absorbing function of band |
| CN209917638U (en) * | 2019-01-08 | 2020-01-10 | 横店集团东磁股份有限公司 | Household reverse osmosis membrane service life prolonging device |
-
2019
- 2019-01-08 CN CN201910015658.2A patent/CN109589797B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202876657U (en) * | 2012-10-20 | 2013-04-17 | 四川优普超纯科技有限公司 | Reverse osmosis membrane column for water purifier |
| CN202962280U (en) * | 2012-11-27 | 2013-06-05 | 江苏白雪电器股份有限公司 | Reverse osmosis membrane water purifying unit |
| CN106904692A (en) * | 2017-03-30 | 2017-06-30 | 浙江绿龙新材料有限公司 | A kind of reverse osmosis water purification units of detectable water quality |
| CN207933104U (en) * | 2018-01-16 | 2018-10-02 | 固安天天一泉环保科技有限公司 | A kind of water purification catridge |
| CN208109510U (en) * | 2018-02-08 | 2018-11-16 | 杭州知意达科技有限公司 | A kind of filter membrane clamping device of the self-locking shock-absorbing function of band |
| CN209917638U (en) * | 2019-01-08 | 2020-01-10 | 横店集团东磁股份有限公司 | Household reverse osmosis membrane service life prolonging device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109589797A (en) | 2019-04-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109589797B (en) | Device for prolonging service life of household reverse osmosis membrane | |
| CN103816807A (en) | Effluent-free RO water purifier | |
| CN209917638U (en) | Household reverse osmosis membrane service life prolonging device | |
| CN206396002U (en) | A kind of biological film sewage treatment system | |
| CN201737767U (en) | Bunched hollow fiber membrane device integrating aeration with film filtration effluent | |
| CN101549902B (en) | Immersion type hollow fibre membrane assembly with air vents | |
| CN201505512U (en) | Gas-water mixing cleaning device for an immersion type hollow fiber membrane module | |
| CN211998879U (en) | Water purifier | |
| CN113929160B (en) | Filter element, water purification system and water purifier | |
| CN201284901Y (en) | Pipeline filter | |
| CN219879576U (en) | MBR membrane module off-line belt cleaning device | |
| CN202139109U (en) | Membrane bioreactor | |
| CN221107744U (en) | Reverse osmosis membrane shell | |
| CN115245745A (en) | Integrated membrane module | |
| CN107720887B (en) | Supercharging mechanism of water purifying device and water purifying device | |
| CN114106999A (en) | Fermentation liquor concentration system of escherichia coli | |
| CN220845661U (en) | Connecting device of membrane component | |
| CN201587876U (en) | Reverse osmosis water purifier for preventing frequent starting and stopping of water pump | |
| CN220513851U (en) | RO reverse osmosis membrane water purification treatment device | |
| CN216320302U (en) | Large-flux filter with easily-detachable filter element | |
| CN220520226U (en) | Reverse osmosis treatment equipment | |
| CN215627128U (en) | Water purifier | |
| RU107148U1 (en) | AERATOR | |
| CN211133125U (en) | Less-maintenance self-cleaning water quality pre-filtering device | |
| CN219399207U (en) | Disc type filter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20240314 Address after: No. 233, Jiangnan Road, Hengdian Town, Dongyang City, Jinhua City, Zhejiang Province 322118 Applicant after: Jinhua cimeng Intellectual Property Service Co.,Ltd. Country or region after: Zhong Guo Address before: 322118 Hengdian industrial district, Dongyang City, Jinhua, Zhejiang Applicant before: HENGDIAN GROUP DMEGC MAGNETICS Co.,Ltd. Country or region before: Zhong Guo |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |