CN213022196U - Dialyzer airtightness detection device with multi-station processing function - Google Patents
Dialyzer airtightness detection device with multi-station processing function Download PDFInfo
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- CN213022196U CN213022196U CN202022022472.0U CN202022022472U CN213022196U CN 213022196 U CN213022196 U CN 213022196U CN 202022022472 U CN202022022472 U CN 202022022472U CN 213022196 U CN213022196 U CN 213022196U
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Abstract
The utility model relates to an airtight detection device technical field specifically is an airtight detection device of cerini dialyser cerini with multistation processing function. The technical problem that this practicality needs to solve is that the operation is complicated and the function singleness is wasted time and energy. In order to solve the problem, the utility model provides an airtight detection device of cerini dialyser cerini with multistation processing function, comprises a workbench, detection mechanism, wiper mechanism, disinfection mechanism and stoving mechanism, pressurize the cerini dialyser cerini inside through the pump, the pressure value can appear in the manometer of being connected with the cerini dialyser cerini, the valve is closed this moment, wait for the number of minutes after observe the number of degrees change of manometer, the airtight detection to the cerini dialyser cerini has been accomplished, and is simple and practical, detection effect is good, be provided with wiper mechanism, disinfection mechanism and stoving mechanism, can realize the washing to the cerini dialyser cerini, disinfect and dry, multistation processing function has, the assembly line has been simplified, and convenient production, reduce economic input, time and manpower.
Description
Technical Field
The utility model relates to an airtight detection device technical field specifically is an airtight detection device of cerini dialyser cerini with multistation processing function.
Background
The dialyzer consists of hollow fibers, a shell, a sealing layer and an end cover, wherein the slender hollow fibers made of a dialysis membrane are synthesized into a bundle and are placed in a transparent cylindrical shell, the two sides of the bundle are sealed by nontoxic medical polyurethane adhesives and are fixed with the shell, the opening of the hollow fibers is arranged outside the sealing layer, the outer end of the hollow fibers is screwed off by a dome-shaped cover to form a blood chamber, the top of the cover is provided with an opening for connecting a blood path pipe, the space formed by the shell of the dialyzer and the sealing layers at the two sides is divided into the blood chamber and a dialysis fluid chamber by the dialysis membrane, the two chambers are respectively provided with an inlet and an outlet and used as instruments communicated with the blood of a human body, and the tightness of the dialyzer;
the existing detection device is a station, generally, time is needed for checking air tightness, the efficiency is low, the production is not easy, the function of the existing device is single, the existing device cannot detect, clean, disinfect and dry the dialyzer, the whole process is completed by the existing device, a plurality of devices are needed, time and labor are wasted, and the economic investment is large.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an airtight detection device of cerini dialyser cerini with multistation processing function through setting up detection mechanism, wiper mechanism, disinfection mechanism and stoving mechanism to solve the problem of wasting time and energy that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a dialyzer airtightness detection device with a multi-station processing function comprises a workbench, a detection mechanism, a cleaning mechanism, a disinfection mechanism and a drying mechanism.
The top plate of the workbench is respectively provided with an airtight inspection tank, a cleaning box, a disinfection tank and a drying tank in a penetrating way, the airtight inspection tank, the cleaning box, the disinfection tank and the drying tank are sequentially provided with a detection mechanism, a cleaning mechanism, a disinfection mechanism and a drying mechanism, dialyzers are respectively arranged in the airtight inspection groove, the cleaning box, the disinfection groove and the drying groove, connecting pipes are respectively arranged on two corresponding side plates of the airtight inspection groove, the cleaning box, the disinfection groove and the drying groove in a penetrating way, second software is respectively arranged at one ends of the eight connecting pipes close to the dialyzers, a blood inlet and outlet plug is arranged at one end of the second software far away from the connecting pipes, the airtight inspection groove, the cleaning box and the disinfection groove are close to the dialysate outlet and inlet positions of the dialyzer and are fixedly connected with connecting ropes, and six connecting ropes are close to one end of the dialyzer and are fixedly connected with dialysate outlet and inlet end sockets.
Detection mechanism includes manometer, pump box, pump and valve, the bottom plate bottom surface fixedly connected with pump box of airtight inspection groove, pump box bottom plate top surface fixed mounting has the pump, the gas vent cutting ferrule formula of pump is connected with airtight detection blast pipe, install the valve on the airtight detection blast pipe, airtight detection blast pipe is connected with a connecting pipe cutting ferrule formula on the airtight inspection groove, the one end installation test tube in airtight inspection groove is kept away from to the connecting pipe of keeping away from the valve on the airtight inspection groove, the one end that airtight inspection groove was kept away from to the test tube runs through the workstation and extends to outside and installs the manometer.
The wiper mechanism is including intaking case and drain tank, wash the bottom both sides of case and install respectively into water case and drain tank, the roof of intaking the case runs through to install and washs the inlet tube, the roof of drain tank runs through to install and washs the drain pipe, wash the inlet tube and wash the drain pipe and be connected with the connecting pipe cutting ferrule formula on the washing case that corresponds respectively.
The disinfection mechanism comprises a disinfection box and a disinfection water pump, the disinfection box is installed at the bottom of the disinfection groove, a disinfection water inlet pipe and a disinfection drain pipe are respectively installed at two ends of a top plate of the disinfection box in a penetrating mode, the disinfection water pump and a filter screen are fixedly installed in the disinfection box, the bottom end of the disinfection water inlet pipe is connected with a water outlet ferrule of the disinfection water pump, and connecting pipes on the disinfection groove are respectively connected with the top ends of the disinfection water inlet pipe and the disinfection drain pipe in a ferrule mode.
Drying mechanism includes four-way pipe, stoving air pump case, first hose, heating tube and rose box, the bottom plate bottom surface fixedly connected with stoving air pump case of stoving groove, stoving air pump bottom of the case board top surface fixed mounting has, the air exit cutting ferrule type connect the heating tube bottom, the connecting pipe on the stoving groove is connected to the top cutting ferrule type in stoving groove, a lateral wall in stoving groove runs through and installs two stoving connecting pipes, two the stoving connecting pipe is close to stoving inslot portion cerini dialyser cerini one end and all installs first hose.
Preferably, a communicating pipe ferrule type far away from the heating pipe on the drying groove is connected with a corner pipe, and the corner pipe and the two drying connecting pipes are respectively connected with three pipe orifice ferrules of the four-way pipe.
Preferably, the filter box is installed to one side outer wall surface bottom of stoving groove, the exhaust hole has been seted up in the filter box roof run through, the exhaust hole is installed in the roof run through of filter box, the exhaust hole is kept away from the one end and the four-way pipe bottom cutting ferrule formula of filter box and is connected.
Preferably, the internally mounted of case of intaking has the washing water pump, the curb plate top position screw thread of case of intaking runs through and installs the stopper of intaking, the curb plate bottom position screw thread of drain box runs through and installs the drain plug.
Preferably, a disinfection water inlet plug is installed at the top of the side plate of the disinfection box in a threaded penetrating manner, and a disinfection drainage plug is installed at the bottom of the side plate of the disinfection water pump in a threaded penetrating manner.
Preferably, the top surfaces of the bottom plates of the cleaning box and the disinfection tank are respectively provided with a stop block, and the inner walls of one side plates of the cleaning box and the disinfection tank are provided with a base block.
Preferably, one end of each of the two first hoses, which is far away from the drying connecting pipe, is provided with a dialysate inlet and outlet plug.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the utility model discloses be provided with detection mechanism, through the pump to the inside pressurization of cerini dialyser cerini, because the dialysate access & exit of cerini dialyser cerini all is sealed by dialysate access & exit head, the pressure value can appear with the manometer that the cerini dialyser cerini is connected, closes the valve this moment, waits for the number of minutes after observe the number of degrees change of manometer, has accomplished the airtight detection to the cerini dialyser cerini, this method simple and practical, detection effect is good.
(2) The utility model discloses be provided with wiper mechanism, disinfection mechanism and stoving mechanism, can realize washing, disinfection and the stoving to the cerini dialyser cerini, have multistation processing function, simplified the assembly line, convenient production reduces economic input, has practiced thrift plenty of time and manpower transport.
Drawings
Fig. 1 is a schematic view of the structure of the present invention;
fig. 2 is a schematic top view of the present invention;
fig. 3 is a schematic cross-sectional structure view of the left side view of the detecting mechanism of the present invention;
FIG. 4 is a schematic cross-sectional view of a left side view of the cleaning mechanism of the present invention;
FIG. 5 is a schematic cross-sectional view of the left side view of the sterilization mechanism of the present invention;
FIG. 6 is a schematic cross-sectional view of the left side view of the drying mechanism of the present invention;
fig. 7 is the schematic cross-sectional structure diagram of the right side view of the drying mechanism of the present invention.
In the figure: 1. the device comprises a workbench, 2, an air tightness inspection groove, 201, a pressure gauge, 202, an inflation pump box, 203, an inflation pump, 204, a valve, 3, a cleaning groove, 301, a water inlet box, 302, a water discharge box, 4, a disinfection groove, 401, a disinfection box, 402, a disinfection water pump, 5, a drying groove, 501, a dialysate inlet and outlet plug, 502, a first hose, 503, a drying connecting pipe, 504, a filter box, 505, an exhaust hole, 506, a four-way pipe, 507, a drying air pump box, 508, a drying air pump, 509, a heating pipe, 6, a dialyzer, 7, a base block, 8, a second hose, 9, a blood inlet and outlet plug, 10, a dialysate inlet and outlet end socket, 11, a connecting rope, 12 and a blocking block.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-7, the present invention provides an embodiment: the utility model provides an airtight detection device of cerini dialyser cerini with multistation processing function, includes workstation 1, detection mechanism, wiper mechanism, disinfection mechanism and stoving mechanism.
The top plate of the workbench 1 is respectively provided with an airtight inspection groove 2, a cleaning box 3, a disinfection groove 4 and a drying groove 5 in a penetrating way, the airtight inspection groove 2, the cleaning box 3, the disinfection groove 4 and the drying groove 5 are sequentially provided with a detection mechanism, a cleaning mechanism, a disinfection mechanism and a drying mechanism, dialyzers 6 are respectively placed in the airtight inspection groove 2, the cleaning box 3, the disinfection groove 4 and the drying groove 5, corresponding two side plates of the airtight inspection groove 2, the cleaning box 3, the disinfection groove 4 and the drying groove 5 are respectively provided with a connecting pipe in a penetrating way, one end of each connecting pipe close to the dialyzers 6 is provided with second software 8, one end of each second software 8 far away from the connecting pipe is provided with a blood inlet and outlet plug 9, and the positions of the airtight inspection groove 2, the cleaning box 3 and the disinfection groove 4 close to dialyzates outlets and inlets of the dialyzers 6 are respectively and fixedly connected with a connecting, one end of the six connecting ropes 11 close to the dialyzer 6 is fixedly connected with a dialysate inlet and outlet seal head 10.
Detection mechanism includes manometer 201, pump box 202, pump 203 and valve 204, airtight inspection groove 2's bottom plate bottom surface fixedly connected with pump box 202, pump box 202 bottom plate top surface fixed mounting has pump 203, pump 203's gas vent cutting ferrule formula is connected with airtight detection blast pipe, install valve 204 on the airtight detection blast pipe, airtight detection blast pipe is connected with a connecting pipe cutting ferrule formula on the airtight inspection groove 2, the one end installation detection tube of airtight inspection groove 2 is kept away from to the connecting pipe of keeping away from valve 204 on the airtight inspection groove 2, the one end that airtight inspection groove 2 was kept away from to the detection tube runs through workstation 1 and extends to outside and installs manometer 201.
The wiper mechanism is including intaking case 301 and drain tank 302, the bottom both sides of wasing case 3 are installed respectively and are intake case 301 and drain tank 302, the roof of intaking case 301 runs through to install and washs the inlet tube, the roof of drain tank 302 runs through to install and washs the drain pipe, wash the inlet tube and wash the drain pipe and be connected with the connecting pipe cutting ferrule formula that corresponds on the washing case 3 respectively.
Disinfection mechanism includes disinfect box 401 and disinfection water pump 402, disinfect box 401 is installed to the bottom of disinfection groove 4, disinfection inlet tube and disinfection drain pipe are installed in running through respectively to the roof both ends of disinfect box 401, the inside fixed mounting of disinfect box 401 has disinfection water pump 402 and filter screen, disinfection inlet tube bottom is connected to the delivery port cutting ferrule formula of disinfection water pump 402, disinfection inlet tube and disinfection drain pipe top are cutting ferrule formula connection connecting pipe on the disinfection groove 4 respectively.
Drying mechanism includes four-way pipe 506, stoving air pump case 507, first hose 502, heating tube 509 and rose box 504, drying tank 5's bottom plate bottom surface fixedly connected with stoving air pump case 507, stoving air pump case 507 bottom plate top surface fixed mounting has 508, heating tube 509 bottom is connected to the air exit cutting ferrule of 508, heating tube 509 internally mounted heater, the connecting pipe on drying tank 5 is connected to the top cutting ferrule of drying tank 5, a lateral wall of drying tank 5 runs through and installs two stoving connecting pipes 503, two first hose 502 is all installed near drying tank 5 inside cerini dialyser cerini 6 one end to stoving connecting pipe 503.
Specifically, a corner pipe is connected to the drying tank 5 in a manner of being sleeved with a communicating pipe far away from the heating pipe 509, and the corner pipe and the two drying connecting pipes 503 are respectively connected with the four-way pipe 506 in a manner of being sleeved with three pipe openings of the four-way pipe 506 in a manner of being sleeved with a ferrule, so that the gases inside the dialyzer 6 collected and patted out enter the filter box 504.
Specifically, filter box 504 is installed to one side outer wall surface bottom of stoving groove 5, the exhaust hole has been seted up in the penetration of filter box 504 roof, the exhaust hole 505 is installed in the penetration of filter box 504 roof, the one end and the four-way pipe 506 bottom cutting ferrule formula of exhaust hole 505 keeping away from filter box 504 are connected, and the combustion gas filters when filter box 504 dries dialyzer 6, avoids exhaust antiseptic solution gas polluted air, produces the damage to operator's health.
Specifically, the internally mounted of case 301 of intaking has the washing water pump, the curb plate top position screw thread of case 301 of intaking runs through and installs the stopper of intaking, the curb plate bottom position screw thread of drain tank 302 runs through and installs the drain plug, conveniently adds the washing liquid and abandons the washing liquid.
Specifically, a disinfection water inlet plug is installed in a threaded penetrating mode at the top of a side plate of the disinfection box 401, a disinfection drainage plug is installed in a threaded penetrating mode at the bottom of a side plate of the disinfection water pump 402, and disinfection liquid and disinfection cleaning liquid are added conveniently.
Specifically, the top surfaces of the bottom plates of the cleaning box 3 and the disinfection tank 4 are respectively provided with a blocking block 12, the inner walls of one side plates of the cleaning box 3 and the disinfection tank 4 are provided with a base block 7, and the blocking blocks 12 and the disinfection tank 4 protect the bottom of the dialyzer 6 from being in contact with and damaged by the inner walls of the cleaning box 3 and the disinfection tank 4 due to the inclination of the bottom plates of the cleaning box 3 and the disinfection tank 4.
Specifically, dialysate inlet and outlet plugs 501 are mounted at one ends of the two first hoses 502 far away from the drying connecting pipe 503.
The working principle is as follows: the electric components that appear in this application all external intercommunication power and control switch when using, put cerini dialyser cerini 6 into airtight inspection groove 2 inside, fix its four access & exits respectively, open the switch of pump 203, manometer 201 with the inside intercommunication of cerini dialyser cerini 6 produces numerical value, close valve 204, record the numerical value of manometer 201 this moment, observe whether the numerical value of manometer 201 changes in order to detect the gas tightness of cerini dialyser cerini 6 after waiting for several minutes, easy operation, detection effects is good, the cerini dialyser cerini 6 that has detected can be taken to in wasing case 3, fix four access & exits respectively, make the washing liquid get into in cerini dialyser cerini 6 through the inside washing water pump of intake box 301, get into drain box 302 after the washing, the washing to cerini dialyser cerini 6 has been accomplished, put cerini 6 into disinfection groove 4 after the washing, open disinfection water pump 402 switch, disinfection pump makes the antiseptic solution of disinfection case 401 inside get into cerini dialyser, after the circulation in flow into disinfect box 401, it is reciprocal so, the disinfection has been accomplished, put into drying groove 5 with cerini dialyser cerini 6 after the disinfection, after four fixed access & exit respectively, open 508 and the inside heater's of heating tube 509 switch, 508 produce the heater and blow in cerini dialyser cerini 6, install temperature measuring device in the heating tube 509, conveniently detect and blow in the inside gas temperature of cerini dialyser cerini 6, avoid damaging cerini dialyser cerini 6, the gas of blowing in cerini dialyser cerini 6 gets into rose box 504 by other three access & exit through four-way pipe 506, discharge after filtering, avoid the gaseous contaminated air after the disinfection to harm the operator healthy.
It is well within the skill of those in the art to implement, without undue experimentation, the present invention does not relate to software and process improvements, as related to the circuit and electronic components and control modules.
In the description of the present invention, it is to be understood that the terms "center", "middle", "eccentric", "longitudinal", "lateral", "length", "width", "thickness", "height", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. The utility model provides an airtight detection device of cerini dialyser cerini with multistation processing function which characterized in that: comprises a workbench (1), a detection mechanism, a cleaning mechanism, a disinfection mechanism and a drying mechanism;
the roof of workstation (1) runs through respectively to install airtight inspection groove (2), washs case (3), disinfection groove (4) and stoving groove (5), install detection mechanism, wiper mechanism, disinfection mechanism and stoving mechanism on airtight inspection groove (2), washing case (3), disinfection groove (4) and stoving groove (5) in proper order, airtight inspection groove (2), wash case (3), disinfection groove (4) and stoving groove (5) in all placed cerini dialyser cerini (6), airtight inspection groove (2), washing case (3), disinfection groove (4) and the corresponding both sides board of stoving groove (5) all run through and install the connecting pipe, eight second software (8) are all installed to the one end that the connecting pipe is close to cerini dialyser cerini (6) and second software (8) are kept away from connecting pipe one end and are installed discrepancy blood mouth plug (9), airtight inspection groove (2), Connecting ropes (11) are fixedly connected to positions of a dialysate outlet and a dialysate inlet of the cleaning box (3) and the disinfection tank (4) close to the dialyzer (6), and dialysate inlet and outlet end sockets (10) are fixedly connected to one ends of the six connecting ropes (11) close to the dialyzer (6);
the detection mechanism comprises a pressure gauge (201), an inflator pump box (202), an inflator pump (203) and a valve (204), the bottom surface of the bottom plate of the airtight inspection groove (2) is fixedly connected with the inflator pump box (202), the top surface of the bottom plate of the inflator pump box (202) is fixedly provided with the inflator pump (203), an exhaust port of the inflator pump (203) is in sleeve type connection with an airtight detection exhaust pipe, the valve (204) is arranged on the airtight detection exhaust pipe, the airtight detection exhaust pipe is in sleeve type connection with a connecting pipe on the airtight inspection groove (2), a detection pipe is arranged at one end, away from the airtight inspection groove (2), of the connecting pipe of the airtight inspection groove (2), and one end, away from the airtight inspection groove (2), of the detection pipe penetrates through the workbench (1) to extend to the outside and is provided with the pressure gauge (201);
the cleaning mechanism comprises a water inlet tank (301) and a water drainage tank (302), the water inlet tank (301) and the water drainage tank (302) are respectively installed on two sides of the bottom of the cleaning tank (3), a cleaning water inlet pipe penetrates through the top plate of the water inlet tank (301), a cleaning water drainage pipe penetrates through the top plate of the water drainage tank (302), and the cleaning water inlet pipe and the cleaning water drainage pipe are respectively connected with a connecting pipe on the corresponding cleaning tank (3) in a clamping sleeve manner;
the disinfection mechanism comprises a disinfection box (401) and a disinfection water pump (402), the disinfection box (401) is installed at the bottom of the disinfection tank (4), a disinfection water inlet pipe and a disinfection water drain pipe are respectively installed at two ends of a top plate of the disinfection box (401) in a penetrating manner, the disinfection water pump (402) and a filter screen are fixedly installed in the disinfection box (401), a water outlet of the disinfection water pump (402) is connected with the bottom end of the disinfection water inlet pipe in a clamping sleeve manner, and the top ends of the disinfection water inlet pipe and the disinfection water drain pipe are respectively connected with a connecting pipe on the disinfection tank (4) in a clamping sleeve;
drying mechanism includes four-way pipe (506), stoving air pump case (507), first hose (502), heating tube (509) and rose box (504), the bottom plate bottom surface fixedly connected with stoving air pump case (507) of stoving groove (5), stoving air pump case (507) bottom plate top surface fixed mounting has (508), heating tube (509) bottom is connected to the air exit cutting ferrule formula of (508), heating tube (509) internally mounted heater, the connecting pipe on stoving groove (5) is connected to the top cutting ferrule formula of stoving groove (5), a lateral wall of stoving groove (5) is run through and is installed two stoving connecting pipe (503), two stoving connecting pipe (503) are close to inside cerini dialyser cerini (6) one end of stoving groove (5) and all install first hose (502).
2. The dialyzer airtight detection device with the multi-station processing function as defined in claim 1, wherein: and a communicating pipe far away from the heating pipe (509) on the drying groove (5) is in sleeve type connection with a corner pipe, and the corner pipe and the two drying connecting pipes (503) are respectively in sleeve type connection with three pipe orifices of the four-way pipe (506).
3. The dialyzer airtight detection device with the multi-station processing function as defined in claim 1, wherein: filter tank (504) are installed to one side outer wall surface bottom of stoving groove (5), the exhaust hole has been seted up in filter tank (504) roof run through, exhaust hole (505) are installed in the roof run through of filter tank (504), the one end and four-way pipe (506) bottom cutting ferrule formula that filter tank (504) were kept away from in exhaust hole (505) are connected.
4. The dialyzer airtight detection device with the multi-station processing function as defined in claim 1, wherein: the internally mounted of case (301) of intaking has the washing water pump, the curb plate top position screw thread of case (301) of intaking runs through and installs the stopper of intaking, the curb plate bottom position screw thread of drain box (302) runs through and installs the drain plug.
5. The dialyzer airtight detection device with the multi-station processing function as defined in claim 1, wherein: the disinfection water inlet plug is installed through threads at the top of a side plate of the disinfection box (401), and the disinfection drain plug is installed through threads at the bottom of a side plate of the disinfection water pump (402).
6. The dialyzer airtight detection device with the multi-station processing function as defined in claim 1, wherein: and the top surfaces of the bottom plates of the cleaning box (3) and the disinfection tank (4) are respectively provided with a stop block (12), and the inner walls of one side plates of the cleaning box (3) and the disinfection tank (4) are provided with a base block (7).
7. The dialyzer airtight detection device with the multi-station processing function as defined in claim 1, wherein: one end of each of the two first hoses (502) far away from the drying connecting pipe (503) is provided with a dialysate inlet and outlet plug (501).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022022472.0U CN213022196U (en) | 2020-09-16 | 2020-09-16 | Dialyzer airtightness detection device with multi-station processing function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022022472.0U CN213022196U (en) | 2020-09-16 | 2020-09-16 | Dialyzer airtightness detection device with multi-station processing function |
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| CN213022196U true CN213022196U (en) | 2021-04-20 |
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| CN202022022472.0U Active CN213022196U (en) | 2020-09-16 | 2020-09-16 | Dialyzer airtightness detection device with multi-station processing function |
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