CN109692370B - Pressurization ultrafiltration device for nephrology department - Google Patents
Pressurization ultrafiltration device for nephrology department Download PDFInfo
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- CN109692370B CN109692370B CN201811585359.4A CN201811585359A CN109692370B CN 109692370 B CN109692370 B CN 109692370B CN 201811585359 A CN201811585359 A CN 201811585359A CN 109692370 B CN109692370 B CN 109692370B
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- rubber ball
- protective shell
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/34—Filtering material out of the blood by passing it through a membrane, i.e. hemofiltration or diafiltration
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- Heart & Thoracic Surgery (AREA)
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- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The invention discloses a pressurized ultrafiltration device for nephrology department, which comprises a protective shell, wherein a first cavity and a second cavity are arranged inside the protective shell, a partition plate is welded between the first cavity and the second cavity, the first cavity is positioned at one side of the partition plate, slots are respectively arranged at the upper end and the lower end of the first cavity, a first rubber ball is arranged inside the first cavity, one side of the first rubber ball is fixedly connected with a second fixed block, the second fixed block is welded on the inner wall of the first cavity, the other side of the first rubber ball is fixedly connected with the middle part of one side of the partition plate, and the upper end and the lower end of the first rubber ball are fixedly connected with the first fixed block. The invention is more convenient when replacing the filtering membrane.
Description
Technical Field
The invention belongs to the technical field of medical equipment, and particularly relates to a pressurization ultrafiltration device for nephrology department.
Background
The ultrafiltration device is medical equipment for nephrology department, is filtration equipment, and the structure of the existing ultrafiltration device is complex, is inconvenient to use, has large volume and is troublesome to move, and a filtration membrane used for filtering filtrate on the device is troublesome when being replaced.
Disclosure of Invention
The invention aims to solve the problems, and provides a pressurization ultrafiltration device for nephrology department, which solves the defects that the existing ultrafiltration device is complex in structure, inconvenient to use, large in size, troublesome to move and troublesome to replace a filter membrane for filtering filtrate.
In order to solve the above problems, the present invention provides a technical solution:
a pressurization ultrafiltration device for nephrology department comprises a protective shell, wherein a first cavity and a second cavity are arranged inside the protective shell, a partition plate is welded between the first cavity and the second cavity, the first cavity is positioned on one side of the partition plate, slots are formed in the upper end and the lower end of the first cavity, a first rubber ball is arranged inside the first cavity, a second fixed block is fixedly connected to one side of the first rubber ball, the second fixed block is welded on the inner wall of the first cavity, the other side of the first rubber ball is fixedly connected to the middle of one side of the partition plate, a first fixed block is fixedly connected to the upper end and the lower end of the first rubber ball, one end, far away from the first rubber ball, of the first fixed block is rotatably connected with a screw rod, the screw rod and the same-side slots are positioned on the same vertical line, a first bevel gear is sleeved on the screw rod, and the first bevel gear is in threaded connection with the screw rod, one side that first fixed block was kept away from to first bevel gear all is equipped with the spout, the spout all is the loop configuration, the equal sliding connection in inside of spout has the slider, the motor has all been welded to the lower extreme on one side of first baffle, the transmission shaft has all been welded to the output of motor, the one end that the place motor was kept away from to the transmission shaft has all been welded second bevel gear, second bevel gear all is connected with the first bevel gear meshing of homonymy.
Preferably, the second cavity is located on the other side of the partition board, a second rubber ball is arranged inside the second cavity, the size of the second rubber ball is the same as that of the first rubber ball, the second rubber ball and the first rubber ball are located on the same horizontal line, one side of the second rubber ball is fixedly connected to the middle of one side of the partition board, the other side of the second rubber ball is fixedly connected with a third fixing block, one side of the third fixing block, which is far away from the second rubber ball, is welded on the inner wall of the second cavity, a connecting pipe is welded inside the partition board, a clamping groove is formed inside the connecting pipe, one end of the connecting pipe penetrates through the side wall of the first rubber ball and extends into the first rubber ball, the other end of the connecting pipe penetrates through the side wall of the second rubber ball and extends into the second rubber ball, and the first rubber ball and the second rubber ball are communicated through the connecting pipe, the utility model discloses a clamping groove, including the connecting plate, the connecting plate passes the lateral wall of protective housing and extends to the inside and the joint of connecting pipe and is in the inside of draw-in groove, be equipped with logical groove on the connecting plate, the inside fixedly connected with filtration membrane that leads to the groove, filtration membrane's diameter is the same with the diameter of connecting pipe, the one end welding that the connecting plate is located the protective housing outside has the arm-tie.
Preferably, a discharging pipe is inserted in the middle of one side of the outer part of the protective shell, the discharging pipe penetrates through the protective shell and the second fixed block and extends into the first rubber ball, a first one-way valve is arranged in the discharging pipe, a feeding pipe is inserted in the middle of the other side of the outer part of the protective shell, the feeding pipe penetrates through the protective shell and the third fixed block and extends into the second rubber ball, a second one-way valve is arranged in the feeding pipe, an air inlet pipe is inserted in the lower end of the other side of the outer part of the protective shell, the air inlet pipe penetrates through the side wall of the protective shell and extends into the second cavity, an air pump is connected to one end of the air inlet pipe, far away from the protective shell, supporting rods are welded to the upper end and the lower end of the front part and the rear part of one side of the air pump, one side of each supporting rod is welded on the protective shell, a branch pipe is connected to the middle of the upper end of the air inlet pipe, and the branch pipe is positioned between the supporting rods arranged on one side of the air pump, the upper end of the branch pipe is provided with an air pressure regulating valve, the upper end of the other side outside the protective shell is inserted with an air outlet pipe, and the air outlet pipe penetrates through the side wall of the protective shell and extends to the inside of the second cavity.
Preferably, fixing rods are welded on one sides, away from the first rubber balls, of the sliding blocks, and one ends, away from the first rubber balls, of the fixing rods are welded on the inner wall of the first cavity.
Preferably, the diameters of the screws are smaller than those of the slots on the same side, and one ends, far away from the first fixing blocks, of the screws are inserted into the slots on the same side.
Preferably, the lower extreme welding of protective housing has four stabilizer blades, four the stabilizer blade is located the four corners of lower extreme of protective housing respectively, four the lower extreme of stabilizer blade all is equipped with the slipmat.
Preferably, a first support plate and a second support plate are welded at the upper end of one side of the outer portion of the protective shell, the first support plate is located at the lower end of the air outlet pipe, one side, away from the protective shell, of the first support plate is movably connected with a piston through a first hinge, the second support plate is located at the upper end of the air outlet pipe, and a connecting block is welded at the upper end of the second support plate.
Preferably, the one end joint of piston is in the inside of outlet duct, the upper end of piston has the connector link through second hinge swing joint, the connector link joint is on the connecting block.
The invention has the beneficial effects that: the invention is an ultrafiltration device with simple structure and small volume, is more convenient to use and move, and is more convenient to replace by arranging the clamping plate with the through groove on the protective shell, arranging the filtration membrane in the through groove and arranging the connecting pipe with the clamping groove in the partition plate.
Description of the drawings:
for ease of illustration, the invention is described in detail by the following detailed description and the accompanying drawings.
FIG. 1 is a cut-away view of the present invention;
FIG. 2 is an enlarged schematic view of the structure at A of the present invention;
FIG. 3 is an enlarged view of the structure at B of the present invention;
FIG. 4 is an enlarged view of the structure at the point C of the present invention;
FIG. 5 is an enlarged view of the structure at D of the present invention;
FIG. 6 is a schematic view of the first bevel gear of the present invention;
FIG. 7 is an external view of the present invention;
FIG. 8 is a schematic view of a card of the present invention.
In the figure: 1-protective shell, 2-first cavity, 3-second cavity, 4-clapboard, 5-first rubber ball, 6-first fixed block, 7-slot, 8-screw, 9-first bevel gear, 10-chute, 11-slide block, 12-fixed rod, 13-motor, 14-transmission shaft, 15-second bevel gear, 16-second fixed block, 17-discharge pipe, 18-first one-way valve, 19-second rubber ball, 20-connecting pipe, 21-slot, 22-feed pipe, 23-second one-way valve, 24-air outlet pipe, 25-first support plate, 26-first hinge, 27-piston, 28-second hinge, 29-connecting buckle, 30-second support plate, 31-connecting block, 32-support rod, 33-air pump, 34-air inlet pipe, 35-branch pipe, 36-air pressure regulating valve, 37-clamping plate, 38-pulling plate, 39-connecting plate, 40-through groove, 41-filtering membrane, 42-support leg and 43-third fixing block.
The specific implementation mode is as follows:
as shown in fig. 1 to 8, the following technical solutions are adopted in the present embodiment: a pressurization ultrafiltration device for nephrology department comprises a protective shell 1, wherein a first cavity 2 and a second cavity 3 are arranged inside the protective shell 1, a partition plate 4 is welded between the first cavity 2 and the second cavity 3, the first cavity 2 is positioned at one side of the partition plate 4, slots 7 are respectively arranged at the upper end and the lower end of the first cavity 2, a first rubber ball 5 is arranged inside the first cavity 2, a second fixed block 16 is fixedly connected at one side of the first rubber ball 5, the second fixed block 16 is welded at the inner wall of the first cavity 2, the other side of the first rubber ball 5 is fixedly connected at the middle part of one side of the partition plate 4, first fixed blocks 6 are fixedly connected at the upper end and the lower end of the first rubber ball 5, one ends of the first fixed blocks 6, which are far away from the first rubber ball 5, are rotatably connected with screw rods 8, the screw rods 8 and the slots 7 at the same side are positioned on the same perpendicular line, all the cover is equipped with first bevel gear 9 on the screw rod 8, the equal threaded connection of first bevel gear 9 is on place screw rod 8, one side that first fixed block 6 was kept away from to first bevel gear 9 all is equipped with spout 10, spout 10 all is the loop configuration, the equal sliding connection in inside of spout 10 has slider 11, the lower extreme all welds motor 13 on one side of first baffle 4, transmission shaft 14 has all been welded to the output of motor 13, the one end that place motor 13 was kept away from to transmission shaft 14 has all welded second bevel gear 15, second bevel gear 15 all meshes with the first bevel gear 9 of homonymy and connects.
Wherein the second cavity 3 is located at the other side of the partition plate 4, a second rubber ball 19 is arranged inside the second cavity 3, the size of the second rubber ball 19 is the same as that of the first rubber ball 5, the second rubber ball 19 and the first rubber ball 5 are located on the same horizontal line, one side of the second rubber ball 19 is fixedly connected to the middle of one side of the partition plate 4, the other side of the second rubber ball 19 is fixedly connected with a third fixing block 43, one side of the third fixing block 43, which is far away from the second rubber ball 19, is welded on the inner wall of the second cavity 3, a connecting pipe 20 is welded inside the partition plate 4, a clamping groove 21 is arranged inside the connecting pipe 20, one end of the connecting pipe 20 penetrates through the side wall of the first rubber ball 5 and extends into the first rubber ball 5, the other end of the connecting pipe 20 penetrates through the side wall of the second rubber ball 19 and extends into the second rubber ball 19, first rubber ball 5 and second rubber ball 19 communicate with each other through connecting pipe 20, the outside of protective housing 1 is inserted and is equipped with cardboard 37, cardboard 37 includes connecting plate 39, connecting plate 39 passes the lateral wall of protective housing 1 and extends to the inside and the joint of connecting pipe 20 and is in the inside of draw-in groove 21, be equipped with logical groove 40 on the connecting plate 39, the inside fixedly connected with filtration membrane 41 that leads to groove 40, filtration membrane 41's diameter is the same with connecting pipe 20's diameter, the one end welding that connecting plate 39 is located protective housing 1 outside has arm-tie 38.
Wherein, a discharging pipe 17 is inserted in the middle of one side of the outside of the protective shell 1, the discharging pipe 17 penetrates through the protective shell 1 and the second fixing block 16 and extends to the inside of the first rubber ball 5, a first check valve 18 is arranged in the discharging pipe 17, a feeding pipe 22 is inserted in the middle of the other side of the outside of the protective shell 1, the feeding pipe 22 penetrates through the protective shell 1 and the third fixing block 43 and extends to the inside of the second rubber ball 19, a second check valve 23 is arranged in the feeding pipe 22, an air inlet pipe 34 is inserted at the lower end of the other side of the outside of the protective shell 1, the air inlet pipe 34 penetrates through the side wall of the protective shell 1 and extends to the inside of the second cavity 3, one end of the air inlet pipe 34, which is far away from the protective shell 1, is connected with an air pump 33, a supporting rod 32 is welded at the upper end and the lower end of the front part and the rear part of one side of the air pump 33, and one side of the supporting rod 32 is welded on the protective shell 1, the upper end middle part of intake pipe 34 is connected with branch pipe 35, branch pipe 35 is located between the bracing piece 32 that air pump 33 one side upper end set up, the upper end of branch pipe 35 is equipped with air pressure adjusting valve 36, the outside opposite side upper end of protective housing 1 is inserted and is equipped with outlet duct 24, outlet duct 24 passes the lateral wall of protective housing 1 and extends to the inside of second cavity 3.
Wherein, the dead lever 12 has all been welded to the one side that first rubber ball 5 was kept away from to slider 11, the one end that first rubber ball 5 was kept away from to dead lever 12 all welds the inner wall at first cavity 2.
The diameters of the screw rods 8 are smaller than those of the slots 7 on the same side, and one ends of the screw rods 8, far away from the first fixing blocks 6, are inserted into the slots 7 on the same side.
The lower end of the protective shell 1 is welded with four support legs 42, the four support legs 42 are respectively located at four corners of the lower end of the protective shell 1, and the lower ends of the four support legs 42 are provided with anti-skid pads.
The upper end of one side of the outer portion of the protective shell 1 is welded with a first support plate 25 and a second support plate 30, the first support plate 25 is located at the lower end of the air outlet pipe 24, one side, away from the protective shell 1, of the first support plate 25 is movably connected with a piston 27 through a first hinge 26, the second support plate 30 is located at the upper end of the air outlet pipe 24, and the upper end of the second support plate 30 is welded with a connecting block 31.
Wherein, the inside at outlet duct 24 is connected to the one end joint of piston 27, the upper end of piston 27 has connector link 29 through second hinge 28 swing joint, connector link 29 joint is on connecting block 31.
Specifically, the method comprises the following steps: a pressurization ultrafiltration device for nephrology department is characterized in that before use, the device is moved to a working place, the device is horizontally placed on a table top or the ground, a pipeline for conveying blood is connected with a feeding pipe 22, when in use, the blood is injected into the interior of a second rubber ball 19 through the feeding pipe 22, because a second one-way valve 23 is arranged in the feeding pipe 22, when the blood enters the interior of the second rubber ball 19, the phenomenon of backflow does not occur, then an air pump 33 and a motor 13 are started, the air pump 33 discharges air into the interior of a second cavity 3 through an air inlet pipe 34, the air discharged into the interior of the second cavity 3 extrudes the exterior of the second rubber ball 19, the pressure inside the second rubber ball 19 is increased, simultaneously the motor 13 rotates a transmission shaft 14, the transmission shaft 14 rotates a screw 8 through a second bevel gear 15 and a first bevel gear 9, so that the screw 8 moves in a direction far away from the first rubber ball 5, stretching the first rubber ball 5 to reduce the pressure inside the first rubber ball 5, so that a pressure difference is formed between the inside of the first rubber ball 5 and the inside of the second rubber ball 19, and the blood inside the second rubber ball 19 can be discharged into the inside of the first rubber ball 5 through the connecting pipe 20, in the process, the macromolecular substances in the blood can be filtered out by the filtering membrane 41, the blood inside the first rubber ball 5 can flow into the discharging pipe 17, when the side of the first one-way valve 18 close to the first rubber ball 5 reaches a certain pressure value, the first one-way valve 18 is opened, the blood inside the first rubber ball 5 flows out of the protective shell 1, because the clamping plate 37 with the through groove 40 is arranged on the protective shell 1, the filtering membrane 41 is arranged inside the through groove 40, the connecting pipe 20 with the clamping groove 21 is arranged inside the partition plate 4, after the work for a period of time, the connecting plate 39 is pulled out from the inside of the connecting pipe 20 through the pulling plate 38, the filtering membrane 41 is cleaned or replaced, and then the connecting plate 39 is clamped into the clamping groove 21.
While there have been shown and described what are at present considered to be the fundamental principles of the invention and its essential features and advantages, it will be understood by those skilled in the art that the invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.
Claims (1)
1. The pressurizing ultrafiltration device for the nephrology department comprises a protective shell (1) and is characterized in that a first cavity (2) and a second cavity (3) are arranged inside the protective shell (1), a partition plate (4) is welded between the first cavity (2) and the second cavity (3), the first cavity (2) is located on one side of the partition plate (4), slots (7) are formed in the upper end and the lower end of the first cavity (2), a first rubber ball (5) is arranged inside the first cavity (2), a second fixed block (16) is fixedly connected to one side of the first rubber ball (5), the second fixed block (16) is welded to the inner wall of the first cavity (2), the other side of the first rubber ball (5) is fixedly connected to the middle of one side of the partition plate (4), a first fixed block (6) is fixedly connected to the upper end and the lower end of the first rubber ball (5), one end of the first fixed block (6) far away from the first rubber ball (5) is rotatably connected with a screw rod (8), the screw rods (8) and the slots (7) on the same side are all positioned on the same vertical line, the screw rods (8) are all sleeved with first bevel gears (9), the first bevel gears (9) are all in threaded connection with the screw rods (8), sliding grooves (10) are arranged on one sides of the first bevel gears (9) far away from the first fixed blocks (6), the sliding chutes (10) are all in a ring-shaped structure, the sliding blocks (11) are connected inside the sliding chutes (10) in a sliding manner, the upper end and the lower end of one side of the clapboard (4) are respectively welded with a motor (13), the output end of each motor (13) is respectively welded with a transmission shaft (14), one end of the transmission shaft (14) far away from the motor (13) is welded with a second bevel gear (15), the second bevel gears (15) are in meshed connection with the first bevel gears (9) on the same side;
the second cavity (3) is located on the other side of the partition board (4), a second rubber ball (19) is arranged inside the second cavity (3), the size of the second rubber ball (19) is the same as that of the first rubber ball (5), the second rubber ball (19) and the first rubber ball (5) are located on the same horizontal line, one side of the second rubber ball (19) is fixedly connected to the middle of one side of the partition board (4), a third fixing block (43) is fixedly connected to the other side of the second rubber ball (19), one side, away from the second rubber ball (19), of the third fixing block (43) is welded to the inner wall of the second cavity (3), a connecting pipe (20) is welded inside the partition board (4), a clamping groove (21) is arranged inside the connecting pipe (20), one end of the connecting pipe (20) penetrates through the side wall of the first rubber ball (5) and extends to the inside of the first rubber ball (5), the other end of the connecting pipe (20) penetrates through the side wall of the second rubber ball (19) and extends to the inside of the second rubber ball (19), the first rubber ball (5) and the second rubber ball (19) are communicated through the connecting pipe (20), a clamping plate (37) is inserted into the outer portion of the protective shell (1), the clamping plate (37) comprises a connecting plate (39), the connecting plate (39) penetrates through the side wall of the protective shell (1), extends to the inside of the connecting pipe (20) and is clamped in the clamping groove (21), a through groove (40) is formed in the connecting plate (39), a filtering membrane (41) is fixedly connected to the inner portion of the through groove (40), the diameter of the filtering membrane (41) is the same as that of the connecting pipe (20), and a pulling plate (38) is welded to one end, located outside the protective shell (1), of the connecting plate (39);
the rubber ball feeding device is characterized in that a discharging pipe (17) is inserted in the middle of one side of the outside of the protective shell (1), the discharging pipe (17) penetrates through the protective shell (1) and the second fixing block (16) and extends to the inside of the first rubber ball (5), a first one-way valve (18) is arranged in the discharging pipe (17), a feeding pipe (22) is inserted in the middle of the other side of the outside of the protective shell (1), the feeding pipe (22) penetrates through the protective shell (1) and the third fixing block (43) and extends to the inside of the second rubber ball (19), a second one-way valve (23) is arranged in the feeding pipe (22), an air inlet pipe (34) is inserted at the lower end of the other side of the outside of the protective shell (1), the air inlet pipe (34) penetrates through the side wall of the protective shell (1) and extends to the inside of the second cavity (3), and one end, far away from the protective shell (1), of the air inlet pipe (34), is connected with an air pump (33), the air pump is characterized in that supporting rods (32) are welded to the upper end and the lower end of the front portion and the lower end of the rear portion of one side of the air pump (33), one side of each supporting rod (32) is welded to the protective shell (1), a branch pipe (35) is connected to the middle of the upper end of the air inlet pipe (34), the branch pipe (35) is located between the supporting rods (32) arranged at the upper end of one side of the air pump (33), an air pressure adjusting valve (36) is arranged at the upper end of the branch pipe (35), an air outlet pipe (24) is inserted into the upper end of the other side of the outer portion of the protective shell (1), and the air outlet pipe (24) penetrates through the side wall of the protective shell (1) and extends into the second cavity (3);
fixing rods (12) are welded on one sides, far away from the first rubber balls (5), of the sliding blocks (11), and one ends, far away from the first rubber balls (5), of the fixing rods (12) are welded on the inner wall of the first cavity (2);
the diameters of the screw rods (8) are smaller than those of the slots (7) on the same side, and one ends, far away from the first fixing blocks (6), of the screw rods (8) are inserted into the slots (7) on the same side;
the lower end of the protective shell (1) is welded with four support legs (42), the four support legs (42) are respectively positioned at four corners of the lower end of the protective shell (1), and anti-skid pads are arranged at the lower ends of the four support legs (42);
a first support plate (25) and a second support plate (30) are welded at the upper end of one side of the outer portion of the protective shell (1), the first support plate (25) is located at the lower end of the air outlet pipe (24), one side, away from the protective shell (1), of the first support plate (25) is movably connected with a piston (27) through a first hinge (26), the second support plate (30) is located at the upper end of the air outlet pipe (24), and a connecting block (31) is welded at the upper end of the second support plate (30);
the one end joint of piston (27) is in the inside of outlet duct (24), the upper end of piston (27) has connector link (29) through second hinge (28) swing joint, connector link (29) joint is on connecting block (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811585359.4A CN109692370B (en) | 2018-12-24 | 2018-12-24 | Pressurization ultrafiltration device for nephrology department |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811585359.4A CN109692370B (en) | 2018-12-24 | 2018-12-24 | Pressurization ultrafiltration device for nephrology department |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109692370A CN109692370A (en) | 2019-04-30 |
| CN109692370B true CN109692370B (en) | 2021-08-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811585359.4A Expired - Fee Related CN109692370B (en) | 2018-12-24 | 2018-12-24 | Pressurization ultrafiltration device for nephrology department |
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| Country | Link |
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| CN (1) | CN109692370B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110124142B (en) * | 2019-06-24 | 2021-10-22 | 郭波 | Be applied to external distant position blood supply device of free skin flap for plastic |
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| JP2008036327A (en) * | 2006-08-10 | 2008-02-21 | Sophia Kai Miyata Naika Iin | Drip chamber for pressure monitoring |
| CN204656115U (en) * | 2015-06-02 | 2015-09-23 | 郑华灿 | A kind of Novel water-purifying kettle |
| CN205130875U (en) * | 2015-11-26 | 2016-04-06 | 成都三壹八科技有限公司 | Air purifier for multi -function vehicle |
| CN205190170U (en) * | 2015-11-13 | 2016-04-27 | 珠海市碧泉水业科技有限责任公司 | Accurate measuring pump of diaphragm type |
| CN206705900U (en) * | 2017-03-29 | 2017-12-05 | 惠州市恒源环保技术开发有限公司 | A kind of sewage disposal device for being convenient for changing screen pack |
| CN208049097U (en) * | 2017-12-13 | 2018-11-06 | 滕舰 | A kind of Nephrology dept.'s pressurization ultrafiltration apparatus |
-
2018
- 2018-12-24 CN CN201811585359.4A patent/CN109692370B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008036327A (en) * | 2006-08-10 | 2008-02-21 | Sophia Kai Miyata Naika Iin | Drip chamber for pressure monitoring |
| CN204656115U (en) * | 2015-06-02 | 2015-09-23 | 郑华灿 | A kind of Novel water-purifying kettle |
| CN205190170U (en) * | 2015-11-13 | 2016-04-27 | 珠海市碧泉水业科技有限责任公司 | Accurate measuring pump of diaphragm type |
| CN205130875U (en) * | 2015-11-26 | 2016-04-06 | 成都三壹八科技有限公司 | Air purifier for multi -function vehicle |
| CN206705900U (en) * | 2017-03-29 | 2017-12-05 | 惠州市恒源环保技术开发有限公司 | A kind of sewage disposal device for being convenient for changing screen pack |
| CN208049097U (en) * | 2017-12-13 | 2018-11-06 | 滕舰 | A kind of Nephrology dept.'s pressurization ultrafiltration apparatus |
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|---|---|
| CN109692370A (en) | 2019-04-30 |
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