CN108211021A

CN108211021A - Modularized combination type medical semi-automatic drainage metering device

Info

Publication number: CN108211021A
Application number: CN201810029980.6A
Authority: CN
Inventors: 沈建东
Original assignee: JIANGSU KANGNUO MEDICAL DEVICES CO Ltd
Current assignee: JIANGSU KANGNUO MEDICAL DEVICES CO Ltd
Priority date: 2018-01-12
Filing date: 2018-01-12
Publication date: 2018-06-29

Abstract

A kind of modularized combination type medical semi-automatic drainage metering device, including cassette holder and box body, a pair of of liquid-collection bag hanging feet is arranged at the lower part of cassette holder, and box body bottom of chamber portion leakage fluid dram is set in box portion bottom wall；Delicate metering cylinder is located at box body intracavitary；Drainage tube matching seat is fixed with the top of delicate metering cylinder；Snorkel is fixed on longitudinal state in barrel chamber；A pair of hook, is set, feature back to the side of box body：Delicate metering cylinder matching seat is arranged at the top of cassette holder towards the side of box body, there is delicate metering cylinder limit base in the side of cassette holder towards box body, there is delicate metering cylinder seal holder ring on box body roof, there is drainage mechanism in box portion bottom wall, piston type sealing mechanism is arranged at the lower part of delicate metering cylinder, piston type sealing mechanism coordinates with drainage mechanism, and spanner is extended on the side wall of drainage tube matching seat.It is simple in structure；Tapping is avoided to generate pollution to the finger of operator when operating；Modularization effect is good；It avoids oozing drop under non-tapping state；Ensure metering accuracy；Box body good balance effect.

Description

Modularized combination type medical semi-automatic drainage metering device

Technical field

The invention belongs to technical field of medical equipment, and in particular to a kind of modularized combination type medical semi-automatic drain metering Device.

Background technology

Aforementioned medical semi-automatic drainage metering device measures the urine of urethral catheterization patient for medicinal and may be used also The drain liquid metering of postoperative patient to splanchnocoel, so that medical worker understands the pathological condition of patient and according to pathological condition Rationally adjustment medication and therapeutic scheme.

Previously, medicinal drainage is generally using drainage bag, and structure is by plastic tube（Also known as drainage tube）With band large capacity Calibrated markings plastics liquid storing bag composition, this drainage bag due to cannot correctly measure and can only essence slightly estimation patient urine volume or Drainage-fluid liquid measure causes error big, clinical monitoring quality is affected, therefore gradually by superseded.

Then, it there has been similar to the liquid meter reservoir as the structure type disclosed in documents below.Such as：China " medical semi-automatic urine metering storing apparatus " that patent ZL02123886.3 is introduced, " disposably may be used disclosed in ZL91225245.6 " electronic body fluid measuring instrument ", " the disposable essence of ZL94242826.9 announcements that metering plastics urinal ", ZL93224818.7 are related to " a kind of metering urine bottle ", " row of ZL99209573.5 recommendations that really metering double-cavity urine drainage device ", ZL97211613.3 are provided Urinate recorder jar ", ZL00221285.4 disclose " patient urine discharge monitoring meter " and ZL01225226.3 and " urinal and urine meter of a kind of accurate measurement " that ZL01268645.X recommends respectively, etc..

It is not limited to be short of jointly existing for patent formula exemplified above by invention Authorization Notice No. CN1282451C（Doctor Use semi-automatic urine metering storing apparatus）It makes up, for details, reference can be made to the patent specification the 6th row of page 1 to the inverse the 5th of page 3 Row.And the CN1282451C there are the defects of by Authorization Notice No. CN200994924Y（Medical semi-automatic drain liquid metering stores Device）Technical solution eliminated, for details, reference can be made to specification final stage of page 4 of the CN200994924Y to page 6 the 4th Row.In addition, CN202207340U（Medical semi-automatic drainage metering device）It is lacked also for other existing for aforementioned CN1282451C Regret proposes improvement.

Above-mentioned CN1282451C, CN200994924Y and CN202207340U and including unmentioned above CN2778276Y（A kind of urine storing metering device）There are following shortcomings：It is first, hard due to employing unique one Matter box body, therefore urine storage capacity is limited, if however, in order to increase box body volume, then easily cause manufacture and use cost Increase, and raw material expends big, and eventually leading to the medical expense that patient undertakes increases；Second, since metering method is shown as As a result it measures, thus is difficult to embody the delicate metering effect that process is mutually helped with result, third, since the structure of box body bleeder valve has It is reasonable to lose, therefore is easily damaged in finished product packing, transport and storage, once and bleeder valve cause damage that can cause entirely to fill It puts and scraps；Fourth, due to not having the stochastical sampling function to drainage-fluid, thus puzzlement when causing the medical worker to sample.

" the primary-secondary type medical half that shortcoming in terms of aforementioned four is announced by invention patent mandate notification number CN103203044B Automatic jet metering device " is eliminated, and the CN103203044B has objectively been fulfilled in the technical effect column of its specification The technique effect of five aspects recorded, but still remain following shortcoming：It is first, due to being used for that the box of box body is endoceliac Liquid for example urine discharge box body bleeder valve be made of valve seat, valve sleeve, screw-casing and spool, valve seat by thermofussion welding mode with The bottom wall of box body is fixed, and valve sleeve is inserted into the valve support chamber of valve seat and is communicated with the box body chamber of box body, and the lower end of valve sleeve Be stretched over outside the valve support chamber of valve seat, screw-casing is matched with the screw thread on the outer wall of valve sleeve lower end, spool by valve core case with The spiral mantle cavity of screw-casing is integrally formed structure, during tapping, is held and pinched and turn screw-casing with finger, spool is made to leave to valve sleeve Closure, otherwise same example, thus whether tapping is also off tapping, and the operation to screw-casing is very laboriously（Specifically It can be found in the 0030th to 0031 section of the patent specification）；Second, the position due to box body bleeder valve is located at box body bottom, again Since finger turn screw-casing need to be made during operation such as tapping, due also to the small volume of entire box body bleeder valve, thus in tapping When the careless slightly finger that can pollute tapping person, especially when the thread fitting of both the inner wall of screw-casing and the outer tube of valve sleeve is owed When good, during tapping, liquid can be oozed from the fit clearance of the two to be let out, and dirty and tapping operator（Usually patient accompanies Shield personnel）；Third, due to needing that screw-casing is made to be back to the abundant tightening state with valve sleeve after tapping, so as to spool The liquid outlet of valve sleeve is fully blocked, thus screw-casing and the degree that screws of both valve sleeves determine entirely with feel, and it is different The entourage of physical efficiency and different age group or even different sexes to the aforementioned perception for screwing degree and judge often it is each not It is identical, thus the endoceliac liquid of box improper feelings for oozing drop at box body bleeder valve are difficult to avoid that during Clinical practice Shape；Fourth, since a pair of of hook of the structural system of device for hanging bag is integrally formed structure with hanger plate, and hanger plate passes through under it The hanging bag intracavitary of connection strap implantation liquid storing bag that portion's extension is formed, and due to also having one to hang in the structural system of device for hanging bag Rope is flexibly selected between a pair of hook and lanyard according to field condition in actual use with profit（Referring specifically to saying for the patent Bright the 0039th to 0040 section of book）, thus when select hung with lanyard when, a pair of hook is not only into extra burden, but also meeting Interference effect is nearby generated to hanging, in particular, being put because liquid storing bag can be caused to be shaken together with box body when hitting hook accidentally, influences precision The delicate metering effect of measurement chamber, because during aforementioned rolling pendulum, the liquid of delicate metering intracavitary can be abnormally from separation Plate overflow port is flowed into the large capacity measurement chamber of box body；Fifth, due in a state of use only by being connected to liquid storing bag top The hanging of aforementioned device for hanging bag, thus liquid storing bag together with box body balance it is opposite be short of, and the similary meeting of the quality of balanced degree Metering effect is had an impact.

For shortcoming existing for above-mentioned CN103203044B, it is necessary to then improve, for this purpose, the applicant made it is beneficial Design, forms technical solution described below finally.

Invention content

The top priority of the present invention is to provide a kind of box body for helping actively for delicate metering cylinder to be set to box body Intracavitary and pass through operation make delicate metering cylinder spirally state displacement upward or downward to box body bottom of chamber portion leakage fluid dram open or seal It closes and uses and abandon using complicated box body bleeder valve, be conducive to operate delicate metering cylinder on the top of delicate metering cylinder And it uses the modularized combination type medical semi-automatic drain for avoiding generating the finger of operator when tapping operates pollution and measures Device.

Another task of the present invention is to provide and a kind of is beneficial to operator is helped to judge what delicate metering cylinder was moved to backspin Extreme degree and use and ensure that the modularized combination type reliably closed to box body bottom of chamber portion leakage fluid dram under box body collection liquid status is cured With semi-automatic drain metering device.

The another task of the present invention be to provide one kind have convenient for make hook and box body according to need to connect or release connect and by Surrounding objects are caused to interfere under non-working condition to avoid hook or causes box body inclination by surrounding objects collision and influences The modularized combination type medical semi-automatic drainage metering device of metering accuracy.

Another task of the present invention be to provide it is a kind of have be good at improving box body counterbalance effect in a state of use and by To ensure the modularized combination type medical semi-automatic drainage metering device of the endoceliac drain liquid metering accuracy to box.

The top priority of the present invention is completed to embody, technical solution provided by the invention is：A kind of modularized combination type doctor With semi-automatic drain metering device, including a cassette holder and a box body, a pair of of liquid-collection bag hanging feet is extended in the lower part of cassette holder, at this The end of liquid-collection bag hanging feet, which is respectively formed, liquid-collection bag hook, and box body is towards the edge position of the side of cassette holder and cassette holder Sealing is fixed, and the space between the box body and cassette holder is configured to box body chamber, in the box portion bottom wall of box body and positioned at box body bottom The medium position that occupies of the length direction of wall offers one for by a box body bottom of chamber portion of the endoceliac liquid discharging cartridge body cavity of box Leakage fluid dram；One delicate metering cylinder, the delicate metering cylinder is in the position corresponding to box body bottom of chamber portion leakage fluid dram with longitudinal state The box body intracavitary is arranged on, and the top of the box body roof of box body is stretched at the top of the delicate metering cylinder, in the precision The top of the delicate metering barrel body of hopper offers overflows for the barrel chamber that the barrel chamber of delicate metering cylinder is made to be communicated with box body chamber Discharge orifice overflows the liquid in barrel chamber to box body chamber by the barrel chamber spout hole, on delicate metering barrel body and positioned at barrel chamber The position of the top of spout hole is further opened with a snorkel gas port；One drainage tube matching seat, the drainage tube matching seat with it is described The top of delicate metering cylinder is fixed, and being formed on the drainage tube matching seat has a drainage Pipe adaptor communicated with the barrel chamber, And a matching seat air hole communicated with barrel chamber is further opened on drainage tube matching seat, is connected on drainage Pipe adaptor One drainage tube is provided with a gas-permeable, liquid-impermeable film in the position corresponding to the matching seat air hole；One snorkel, the snorkel exist It is fixed in barrel chamber with longitudinal state corresponding to the position of the snorkel gas port, the top and bottom of the tracheae chamber of the snorkel Portion does not close, and the side for tube chamber of ventilating is communicated with snorkel gas port；A pair of hook, this corresponds to the box to hook Seat back to the box body side set, under the box body use state towards outside side and along the height side of box body To equipped with for disclosing the box body chamber liquid measure of the endoceliac liquid measure of box display scale mark and for disclosing in the barrel chamber Liquid measure barrel chamber liquid measure show scale mark, the barrel chamber liquid measure show scale mark it is corresponding with the delicate metering cylinder, It is characterized in that the middle position structure in length direction of the cassette holder towards the top of the side of the box body and positioned at cassette holder Cheng Youyi delicate metering cylinder matching seats, in cassette holder equally towards the side of box body and corresponding to delicate metering cylinder matching seat The position of lower section, which is formed, a delicate metering cylinder limit base, on the box body roof of the box body and positioned at the length of box body roof The middle position in degree direction forms the delicate metering cylinder seal holder ring for having a upper surface for being raised in box body roof, in the box body Forming on bottom wall and in the position of the lower section corresponding to box body bottom of chamber portion leakage fluid dram has a drainage mechanism, the precision The seal holder ring cavity wall sealing cooperation of the top of hopper and the seal holder ring chamber of delicate metering cylinder seal holder ring and also simultaneously It pivots and coordinates with the delicate metering cylinder matching seat, the lower part of delicate metering cylinder is corresponding to the delicate metering cylinder limit base Position extends towards the direction of box body bottom of chamber portion leakage fluid dram and has formed a piston type sealing mechanism, piston type sealing Mechanism is matched with the drainage mechanism, is corresponded to the fixed drainage tube matching seat in the top of delicate metering cylinder described The top of delicate metering cylinder seal holder ring and a spanner is extended on the side wall of the drainage tube matching seat, when user will pull When hand rotates clockwise, drainage tube matching seat is driven by spanner and the delicate metering cylinder is driven by drainage tube matching seat Top follow the delicate metering cylinder matching seat and revolve shifting upwards, the piston type sealing mechanism is released to the drainage mechanism It seals, the liquid discharge in box body chamber and barrel chamber when user rotates spanner counterclockwise, is drawn by spanner drive Flow tube matching seat simultaneously drives the top of delicate metering cylinder to follow delicate metering cylinder matching seat to backspin shifting, institute from drainage tube matching seat State sealing of the piston type sealing mechanism recovery to the drainage mechanism.

In the specific embodiment of the present invention, being formed on the delicate metering cylinder matching seat has a spiral to lead Plate, being formed in the front of the spiral guide plate has spiral alveolus, on the outer wall top of the delicate metering cylinder and around accurate meter Graduated cylinder circumferencial direction composition have spiral tooth, which matches with spiral alveolus, on the outer wall of delicate metering cylinder and A delicate metering cylinder seal groove is offered also around the circumferencial direction of delicate metering cylinder positioned at the position of the lower section of spiral tooth, A delicate metering cylinder sealing ring, the delicate metering cylinder sealing ring and the precision are arranged in the delicate metering cylinder seal groove The seal holder ring cavity wall sealing cooperation of the seal holder ring chamber of hopper seal holder ring, the drainage tube matching seat is in spiral tooth The position of top and the top of delicate metering cylinder are fixed, when user rotates the spanner clockwise, by spanner Drive drainage tube matching seat and spiral tooth follow make in a state that spiral alveolus rotates clockwise the delicate metering cylinder to Upper rotation moves and using makes the piston type sealing mechanism release the sealing to the drainage mechanism, and as user by spanner to inverse When clockwise rotates, drainage tube matching seat is driven by spanner and follows the state that spiral alveolus rotates counterclockwise in spiral tooth Under make that the delicate metering cylinder is moved to backspin and using makes piston type sealing mechanism restore sealing to drainage mechanism.

In another specific embodiment of the present invention, the drainage mechanism includes close under annular seal space, drain in drain Chamber, liquid-collection bag take over hanging feet seat and liquid-collection bag take over connector are sealed, annular seal space is arranged corresponding to box body bottom of chamber portion in drain The position of the lower section of liquid mouth is directly constituted in the box portion bottom wall, under drain annular seal space by annular seal space in the drain center Position extends downwardly composition, and liquid-collection bag take over connector is extended downwardly by annular seal space under drain and formed, liquid-collection bag take over hanging feet seat Be formed on the outer wall of liquid-collection bag take over connector, and the upper surface of the liquid-collection bag take over hanging feet seat with it is close under the drain It seals between the bottom of chamber and hanging feet seat reinforcement connecting pin has been formed with space state, the piston type sealing mechanism includes piston boit Seal groove on body, piston cylinder, sealing ring, barrel chamber leakage opening, piston cylinder lower seal slot and piston boit on piston cylinder Body lower seal, piston cylinder are made of the lower end extension of the delicate metering cylinder, and the center of piston cylinder, which is formed, one Piston cylinder venthole, the piston cylinder venthole are communicated with the ventilation tube chamber of the snorkel, seal groove on piston cylinder On the outer wall on top for being opened in piston cylinder around the circumferencial direction of piston cylinder, sealing ring is arranged on piston on piston cylinder On cylinder in seal groove and with annular seal space cavity wall matches in the drain of annular seal space in the drain, it is close under piston cylinder Seal slot is opened in also around the circumferencial direction of piston cylinder on the outer wall of the lower part of piston cylinder, piston cylinder lower seal It is arranged in piston cylinder lower seal slot and is matched with annular seal space cavity wall under the drain of the drain cavity of resorption, barrel chamber is let out Fluid apertures be opened in corresponding to the position between the upper and lower seal groove of piston cylinder the middle part of piston cylinder and with the barrel chamber It communicates, when user rotates the spanner clockwise, drainage tube matching seat is driven and in the spiral shell by spanner Rotation tooth, which is follow in a state that the spiral alveolus rotates clockwise, makes the delicate metering cylinder be revolved upwards together with the piston cylinder It moves, sealing ring releases the sealing to annular seal space in the drain, while the piston cylinder lower seal on the piston cylinder The sealing to annular seal space under the drain is released, the endoceliac liquid of box is successively through box body bottom of chamber portion leakage fluid dram, row Annular seal space and the discharge of liquid-collection bag take over connector under annular seal space, drain on liquid, at the same time, the liquid in the barrel chamber passes through successively Annular seal space and the discharge of liquid-collection bag take over connector under barrel chamber leakage opening, drain, and as user by the spanner to side counterclockwise To during rotation, being driven drainage tube matching seat by spanner and follow in a state that spiral alveolus rotates counterclockwise in spiral tooth makes institute It states sealing hopper and revolves shifting downwards together with the piston cylinder, sealing ring restores to being sealed in the drain on the piston cylinder The sealing of chamber, while the piston boit lower seal restores the sealing to annular seal space under the drain.

In another specific embodiment of the present invention, the middle part of the side under the box body use state outside And follow the short transverse composition of box body has the box body arch of outside bulging, the top of the box body arch and the box body roof Linking, and lower part is connected with the box portion bottom wall, the middle part of the delicate metering cylinder is corresponding with arch, and the barrel chamber liquid measure is shown Show that scale mark is arranged in the arch.

In another specific embodiment of the present invention, one end of the drainage tube towards the drainage Pipe adaptor is visited Enter into the drainage tube matching seat and an anti-return valve block, the other end of drainage tube are communicated and be additionally provided with the barrel chamber Be configured to free end and be fixed with an introducing pipe fitting, the introducing pipe fitting in a state of use with introduce pipe mating and A sampler and a gas permeable devices are provided on the introducing pipe fitting.

Another task of the present invention is completed to embody, technical solution provided by the invention is：It is close in the delicate metering cylinder Being formed on the outer wall of block circle has a blocking flange, and the top of the blocking flange leans out the upper table of delicate metering cylinder Sealing shield ring Face is extended with the spanner revolution limit in the side of the drainage tube matching seat and perceives flange, and the spanner revolution limit perceives convex Edge is matched with the blocking flange, when the spanner drives the drainage tube matching seat together with the delicate metering cylinder to the inverse time When needle direction rotates and turns to the spanner revolution limit and perceive flange and stopped by the blocking flange, delicate metering Cylinder moves to the limit to backspin, and the piston type sealing mechanism is in the sufficiently sealed state to the drainage mechanism.

Another task of the present invention is completed to embody, technical solution provided by the invention is：In the cassette holder back to described Being formed above the middle part of the side of box body has a hook base chamber, and a hook base, described a pair are fixed in the hook base intracavitary Hook is connected with hook base plug.

In the present invention there are one in specific embodiment, on the hook base and towards the pair of hook Side, which is formed, hook chamber cooperation convex block, and positioning convex strip cooperation is respectively offered in the upper and lower part of hook chamber cooperation convex block Groove, and a hanging feet slot is offered in the middle part of hook chamber cooperation convex block, being formed at the middle part of the hanging feet slot has a pair of of arc surface Connecting pin location dimples, a pair of of hook respectively links up with the wing that is flexible coupling by one and is integrally formed structure with a hanger plate, at this Forming on hanger plate and in the position of the correspondence positioning convex strip mating groove has a pair of of hanger plate positioning convex strip, this is to hook Plate positioning convex strip and positioning convex strip mating groove scarf, an arc surface connecting pin is formed at the middle part of hanger plate, which connects Pin is matched with a pair of of arc surface connecting pin location dimples, and has one in the end of arc surface connecting pin composition Hanging feet, the hanging feet are inserted scarf conjunction with hanging feet slot, when the hanging feet exits hanging feet slot, are released by the hanger plate together with a pair of of hanging feet With the connection relation of the cassette holder, and when hanging feet is in state matched with hanging feet slot, by hanger plate together with a pair of of hanging feet It establishes and the connection relation of cassette holder and described hook chamber coordinates convex block corresponding between a pair of of hanger plate positioning convex strip Position is chimeric with hanger plate.

Another task of the present invention is completed to embody, technical solution provided by the invention is：On the left end of the cassette holder Portion, which is formed, a left fixed ear of balance rope, a left fixed earhole is offered in the left fixed ear of balance rope, in the right end of cassette holder Top, which is formed, a right fixed ear of balance rope, and a right fixed earhole is offered in the right fixed ear of balance rope, balance rope it is left, A balance rope is connected between right fixed ear, one end of the balance rope penetrates left fixed earhole and is fixed with the left fixed ear of balance rope, And the other end for balancing rope penetrates right fixed earhole and is fixed with right fixed ear.

In a still more specific embodiment of the invention, it is extended with a box body on the box body left side wall of the box body Locating flange under locating flange and a box portion left suspender belt, connects between the upper and lower locating flange of box portion left suspender belt on left suspender belt There is a box portion left suspender belt, left suspender belt adjusting hole is offered with equidistant intervals state on the box portion left suspender belt；In the box of box body Locating flange locating flange and a box portion right suspender belt under is extended on a box portion right suspender belt on body right side wall, in the box portion right suspender belt A box portion right suspender belt is connected between upper and lower locating flange, the right side is offered with equidistant intervals state on the box portion right suspender belt Suspender belt adjusting hole.

Technical solution provided by the invention has technical effect that：First, due to the upper lateral part in cassette holder towards box body Middle position form and have a delicate metering cylinder matching seat, and lower part and in the lower section corresponding to delicate metering cylinder matching seat Position, which is formed, has a delicate metering cylinder limit base, and due in box portion bottom wall and corresponding to box body bottom of chamber portion leakage fluid dram Position, which is formed, a drainage mechanism, and being formed in the lower part of delicate metering cylinder has a piston type sealing mechanism, when delicate metering cylinder connects When revolving shifting upwards with piston type sealing mechanism, piston type sealing mechanism releases sealing to drainage mechanism, on the contrary then restore to seal, Because without using complicated box body bleeder valve as prior art；Second, due to drive delicate metering cylinder uplink or The action of downlink is that the operation for being fixed on the spanner on the drainage tube matching seat at the top of delicate metering cylinder is realized by user, Pollution is generated to the finger of operator when can thus be operated to avoid tapping；Third, divide since delicate metering cylinder and box body are formed Body formula relationship, thus good modularization effect can be embodied；Fourth, perceive flange and blocking since the limit can be turned round by spanner The contact of flange or not judge whether box body chamber is reliable close in drainage mechanism in non-tapping state lower piston formula sealing mechanism Envelope, thus can avoid oozing drop under non-tapping state；Fifth, since the connection that a pair of of hook is formed to detached type with cassette holder is closed System, thus can be withdrawn, avoided generating surrounding objects interference effect and be avoided by week when being linked up with without using a pair It encloses object touching and causes box body inclination, ensure metering accuracy；Sixth, due to being equipped with balance rope on cassette holder, thus help In the counterbalance effect of raising box body in a state of use.

Description of the drawings

Fig. 1 is the embodiment of the present invention structure chart.

Fig. 2 is the detailed structure view of delicate metering cylinder shown in FIG. 1.

Fig. 3 is for the schematic diagram with cassette holder shown in FIG. 1 and the liquid-collection bag of drainage mechanism mating.

Fig. 4 is that one end and the drainage tube matching seat of drainage tube shown in FIG. 1 are coupled and other end composition has introducing pipe fitting Detailed structure view.

Fig. 5 is a pair of of hook shown in FIG. 1 and the matched schematic diagram of cassette holder.

Fig. 6 is that piston type sealing mechanism shown in FIG. 1 is in the schematic diagram sealed to drainage mechanism.

Fig. 7 is the schematic diagram that piston type sealing mechanism shown in FIG. 1 releasing seals drainage mechanism.

Specific embodiment

In order to which the technical spirit and advantageous effect of the present invention is more clearly understood, applicant is below with embodiment Mode elaborate, but to the description of embodiment be not the limitation to the present invention program, any structure according to the present invention Think made only formal but not substantive equivalent transformation and be regarded as technical scheme of the present invention scope.

In the following description it is every be related to up, down, left, right, before and after longitudinally, laterally, clockwise and counterclockwise etc Directionality or directionality concept both for the location of Fig. 1 states for, thus cannot be understood as pair Technical solution provided by the invention is particularly limited to.

Fig. 1 is referred to, shows the cassette holder 1 and a box body 2 being molded by medical poisonless grade plastics such as medical PVC, A pair of of liquid-collection bag hanging feet 11 is extended in the lower part of cassette holder 1, respectively being formed in the end to liquid-collection bag hanging feet 11 has a liquid-collection bag Hook 111, being formed at the edge position of the front side of location status shown in cassette holder 1 towards side, that is, Fig. 1 of box body 2 has a company Logical cassette holder stack side 18, the edge position of box body 2 towards the side of cassette holder 1 lead in the position corresponding to aforementioned cassette holder stack 18 High frequency heat fusing welding manner to be crossed to fix with the sealing of cassette holder 1, the space between the box body 2 and cassette holder 1 is configured to box body chamber 21, The medium position that occupies of length direction in the box portion bottom wall 22 of box body 2 and positioned at box portion bottom wall 22 offers one for by box body One box body bottom of chamber portion leakage fluid dram 221 of the liquid discharging cartridge body cavity 21 in chamber 21；Show a delicate metering cylinder 3, precision meter Graduated cylinder 3 is arranged on longitudinal state in aforementioned box body chamber 21 in the position corresponding to aforementioned box body bottom of chamber portion leakage fluid dram 221, and The top of the delicate metering cylinder 3 is stretched over the top of the box body roof 23 of box body 2, in the delicate metering cylinder of the delicate metering cylinder 3 The top of wall body offers the barrel chamber spout hole 32 for the barrel chamber 31 of delicate metering cylinder 3 to be made to be communicated with box body chamber 21（There is a pair, I.e. two）, the liquid in barrel chamber 31 is overflow to box body chamber 21 by the barrel chamber spout hole 32, on delicate metering barrel body and A snorkel gas port 33 is further opened with positioned at the position of the top of barrel chamber spout hole 32；Show a drainage tube matching seat 4, it should Drainage tube matching seat 4 and the top of aforementioned delicate metering cylinder 3 are fixed, and being formed on the drainage tube matching seat 4 has one and aforementioned cylinder The drainage Pipe adaptor 41 that chamber 31 communicates, and a matching seat communicated with barrel chamber 31 is further opened on drainage tube matching seat 4 Air hole 42 is connected with a drainage tube 411 on drainage Pipe adaptor 41, is set in the position corresponding to the matching seat air hole 42 It is equipped with a gas-permeable, liquid-impermeable film 421；Show a snorkel 5, the snorkel 5 is in the position corresponding to aforementioned snorkel gas port 33 It puts and is fixed in barrel chamber 31 with longitudinal state（It is fixed with the inner wall of barrel chamber 31）, the top and bottom of the tracheae chamber 51 of the snorkel 5 Portion does not close, and the side for tube chamber 51 of ventilating is communicated with snorkel gas port 33；Show a pair of of hook 6, this is to hook 6 Corresponding to aforementioned cassette holder 1 back to aforementioned box body 2 side set, under aforementioned 2 use state of box body towards outside side and It is equipped with along the short transverse of box body 2 and shows scale mark for disclosing the box body chamber liquid measure of the liquid measure in aforementioned box body chamber 21 24a and for disclose the barrel chamber liquid measure of the liquid measure in aforementioned barrel chamber 31 show scale mark 24b, the barrel chamber liquid measure show graduated scale Remember that 24b is corresponding with aforementioned delicate metering cylinder 3.

As shown in Figure 1, aforementioned box body chamber liquid measure shows that scale mark 24a has been arranged on the left side of box body 2, but completely can be with It is designed at the right side of box body 2.In the present embodiment, the amount that liquid can be accommodated in box body chamber 21 is 500ml, and delicate metering The amount of liquid can be accommodated in cylinder 3 as 40ml, during more than 40ml, then overflow to box body chamber 21 by barrel chamber spout hole 32.Certainly before The amount of capacity stated is not exposed to the limitation of the present embodiment, such as the volume of box body 2 increases or reduces, and box body chamber 21 is also corresponding to be increased Big or reduction, delicate metering cylinder 3 and its barrel chamber 31 also accordingly increase or reduce.

About above mentioned liquid, applicant makees described briefly below：When the present invention is used to lead clinical catheterization patient During urine, then aforementioned liquid is urine, when the present invention is used for the clinical drainage to splanchnocoel postoperative patient, then aforementioned Liquid be thoracic cavity or intraperitoneal hydrops.

Continue to see Fig. 1, the technical essential as technical solution provided by the invention：In aforementioned cassette holder 1 towards aforementioned box body 2 Side top and positioned at cassette holder 1 length direction middle position form have a delicate metering cylinder matching seat 12, in box Seat 1 has a precision equally towards the side of box body 2 and in the position of the lower section corresponding to delicate metering cylinder matching seat 12 composition Hopper limit base 13, the delicate metering cylinder limit base 13 composition has a limit base arc-shaped cavity 131, in the box body of aforementioned box body 2 The middle position of length direction on roof 23 and positioned at box body roof 23, which is formed, a upper table for being raised in box body roof 23 The delicate metering cylinder seal holder ring 231 in face, in aforementioned box portion bottom wall 22 and corresponding to aforementioned box body bottom of chamber portion leakage fluid dram The position of 221 lower section, which is formed, a drainage mechanism 7, top and the delicate metering cylinder seal holder ring of aforementioned delicate metering cylinder 3 231 seal holder ring chamber 2311 seal holder ring cavity wall sealing coordinate and also simultaneously with aforementioned 12 pivot of delicate metering cylinder matching seat Turn cooperation, the lower part of delicate metering cylinder 3 is in the position of the limit base arc-shaped cavity 131 corresponding to aforementioned delicate metering cylinder limit base 13 Extend towards the direction of aforementioned box body bottom of chamber portion leakage fluid dram 221 and formed a piston type sealing mechanism 8, piston type sealing Mechanism 8 is matched with aforementioned drainage mechanism 7, is corresponded to the fixed aforementioned drainage tube matching seat 4 in the top of delicate metering cylinder 3 The top of aforementioned delicate metering cylinder seal holder ring 231 and a spanner 43 is extended on the side wall of the drainage tube matching seat 4, when When user rotates spanner 43 clockwise, drainage tube matching seat 4 is driven and by 4 band of drainage tube matching seat by spanner 43 The top for moving aforementioned delicate metering cylinder 3 follows the rotation shifting upwards of aforementioned delicate metering cylinder matching seat 12, aforementioned piston type sealing mechanism 8 Release sealing to aforementioned drainage mechanism 7, the liquid discharge in box body chamber 21 and barrel chamber 31, as user by spanner 43 to inverse When clockwise rotates, drainage tube matching seat 4 is driven by spanner 43 and the upper of delicate metering cylinder 3 is driven by drainage tube matching seat 4 Portion follows delicate metering cylinder matching seat 12 and is moved to backspin, and aforementioned piston type sealing mechanism 8 restores to the close of aforementioned drainage mechanism 7 Envelope.

Continue to see Fig. 1, forming on aforementioned delicate metering cylinder matching seat 12 has a spiral guide plate 121, in the spiral guide plate 121 front, which is formed, spiral alveolus 1211, on the outer wall top of aforementioned delicate metering cylinder 3 and around delicate metering cylinder 3 Circumferencial direction composition has spiral tooth 34, which matches with spiral alveolus 1211, on the outer wall of delicate metering cylinder 3 simultaneously And delicate metering cylinder sealing is offered also around the circumferencial direction of delicate metering cylinder 3 positioned at the position of the lower section of spiral tooth 34 Ring recess 35 is arranged with a delicate metering cylinder sealing ring 351, delicate metering cylinder sealing in the delicate metering cylinder seal groove 35 Circle 351 and the seal holder ring cavity wall sealing of the seal holder ring chamber 2311 of aforementioned delicate metering cylinder seal holder ring 231 coordinate, aforementioned Drainage tube matching seat 4 is fixed in the position of the top of spiral tooth 34 and the top of delicate metering cylinder 3, when user is by aforementioned spanner 43 when rotating clockwise, drives drainage tube matching seat 4 by spanner 43 and follows spiral alveolus 1211 in spiral tooth 34 Make aforementioned delicate metering cylinder 3 in the state of rotating clockwise rotation moves upwards and using makes aforementioned piston type sealing mechanism 8 release pair The sealing of aforementioned drainage mechanism 7, and when user rotates spanner 43 counterclockwise, drainage tube is driven to match by spanner 43 It joint chair 4 and follows in spiral tooth 34 and makes aforementioned delicate metering cylinder 3 in a state that spiral alveolus 1211 rotates counterclockwise to backspin It moves and using makes piston type sealing mechanism 8 restore the sealing to drainage mechanism 7.

Continue to see Fig. 1, aforementioned drainage mechanism 7 is integrally formed with box body 2 when box body 2 is molded, the row Liquid mechanism 7 includes annular seal space 72, liquid-collection bag take over hanging feet seat 73 and liquid-collection bag take over connector under annular seal space 71, drain in drain 74, annular seal space 71 is directly constituted in the position of the lower section corresponding to aforementioned box body bottom of chamber portion leakage fluid dram 221 in aforementioned box in drain On body bottom wall 22, annular seal space 72 is extended downwardly by the center of annular seal space 71 in aforementioned drain and formed under drain, and liquid-collection bag connects Pipe adaptor 74 is extended downwardly by annular seal space under drain 72 and formed, and the diameter of annular seal space 72 is less than annular seal space in drain under the drain 71, liquid-collection bag take over hanging feet seat 73 is formed on the outer wall of liquid-collection bag take over connector 74, and in the liquid-collection bag take over hanging feet Hanging feet seat reinforcement connecting pin has been formed with space state between the bottom of annular seal space 72 under the upper surface of seat 73 and aforementioned drain 731。

As a preferred option, the present invention is also formed on aforementioned liquid-collection bag take over hanging feet seat 73 has a pair of of liquid-collection bag to take over Locating flange chamber 732.

Refer to Fig. 2 and with reference to Fig. 1, aforementioned piston type sealing mechanism 8 is including close on piston cylinder 81, piston cylinder It is sealed under sealing ring 83, barrel chamber leakage opening 84, piston cylinder lower seal slot 85 and piston cylinder on seal slot 82, piston cylinder Circle 86, piston cylinder 81 are made of the lower end extension of aforementioned delicate metering cylinder 3, and the center of piston cylinder 81, which is formed, a work Stick harness body venthole 811, which communicates with the ventilation tube chamber 51 of aforementioned snorkel 5, close on piston cylinder Seal slot 82 seals on the outer wall on top that the circumferencial direction of piston cylinder 81 is opened in piston cylinder 81 on piston cylinder Circle 83 be arranged on piston cylinder in seal groove 82 and with annular seal space cavity wall in the drain of annular seal space 71 in aforementioned drain It matches, piston cylinder lower seal slot 85 is opened in the lower part of piston cylinder 81 also around the circumferencial direction of piston cylinder 81 Outer wall on, piston cylinder lower seal 86 be arranged in piston cylinder lower seal slot 85 and with aforementioned drain cavity of resorption 72 Drain under annular seal space cavity wall match, barrel chamber leakage opening 84 is corresponding between the upper and lower seal groove 82,85 of piston cylinder Position is opened in the middle part of piston cylinder 81 and is communicated with aforementioned barrel chamber 31, as user by aforementioned spanner 43 to side clockwise To during rotation, drainage tube matching seat 4 is driven by spanner 43 and follows 1211 up time of said spiral alveolus in said spiral tooth 34 Making aforementioned delicate metering cylinder 3 in the state of needle rotation, rotation moves upwards together with aforementioned piston cylinder 81, is sealed on aforementioned piston cylinder Circle 83 releases the sealing to annular seal space 71 in aforementioned drain, while aforementioned piston cylinder lower seal 86 is released under aforementioned drain The sealing of annular seal space 72, the liquid in aforementioned box body chamber 21 is successively through annular seal space in aforementioned box body bottom of chamber portion leakage fluid dram 221, drain 71st, annular seal space 72 and liquid-collection bag take over connector 74 are discharged under drain, and at the same time, the liquid in aforementioned barrel chamber 31 is successively through cylinder Annular seal space 72 and liquid-collection bag take over connector 74 are discharged under chamber leakage opening 84, drain, and as user by aforementioned spanner 43 to inverse When clockwise rotates, drainage tube matching seat 4 is driven by spanner 43 and follows spiral alveolus 1211 counterclockwise in spiral tooth 34 Aforementioned seal hopper 3 is made to be moved together with aforementioned piston cylinder 81 to backspin in the state of rotation, sealing ring on aforementioned piston cylinder 83 restore the sealing to annular seal space 71 in aforementioned drain, while aforementioned piston boit lower seal 86 is restored to being sealed under aforementioned drain The sealing of chamber 72.

As a preferred option and as shown in Figure 2, in aforementioned piston cylinder 81 towards shown in side, that is, Fig. 2 of cylinder 31 Location status has an isolation cover 812 towards upper side and in the position composition corresponding to the piston cylinder venthole 811, The bottom of the isolation cover chamber 8121 of the isolation cover 812 is communicated with piston cylinder venthole 811, and be isolated the side of cover chamber 8121 with The snorkel venthole 52 of snorkel 5 communicates.It is understood according to professional general knowledge：Aforementioned piston cylinder 81, piston cylinder are close above and below Seal slot 82,85, barrel chamber leakage opening 84 and isolation cover 812 are integrally formed when being molded with delicate metering cylinder 3.Pass through Fig. 2's Signal is understood：The cross-sectional shape of aforementioned snorkel 5 is u-shaped, the opening of the side opening position i.e. side of its short transverse Position is welded and fixed by heat fusing welding manner and the inner wall of delicate metering cylinder 3.

Continue to see Fig. 1, the middle part of the side under aforementioned 2 use state of box body outside and the height that follow box body 2 Direction forms the box body arch 25 for having outside bulging, and the top of the box body arch 25 is connected with aforementioned box body roof 23, and lower part It is connected with aforementioned box portion bottom wall 22, the middle part of aforementioned delicate metering cylinder 3 is corresponding with arch 25, and aforementioned barrel chamber liquid measure shows scale Label 24b is arranged in aforementioned arch 25.

Refer to Fig. 4 and with reference to Fig. 1, one end of aforementioned drainage tube 411 towards aforementioned drainage Pipe adaptor 41 is insinuated into It is communicated with aforementioned barrel chamber 31 in aforementioned drainage tube matching seat 4 and is additionally provided with an anti-return valve block 4111, drainage tube 411 The other end is configured to free end and is fixed with an introducing pipe fitting 9, which matches in a state of use with introducing pipe It connects and a sampler 91 and a gas permeable devices 92 is provided on the introducing pipe fitting 9.

It, can be to drawing due to the effect of anti-return valve block 4111 even if box body 2 is made inclination or even horizontally-arranged occur because accidentally due to The oral area closing of flow tube 411, prevents the liquid in barrel chamber 31 from being returned back out from diversion pipe 411, to ensure the health in use and safety.

Sampler 91 as shown in Figure 4 belongs to the prior art and for example can be found in applicant in background technology column above The patent document referred to particularly CN103203044B, thus applicant repeats no more.

Gas-permeable, liquid-impermeable device 92 as shown in Figure 4 is determined including an air ventilation membrane seat 921, an air ventilation membrane 922 and an air ventilation membrane Position gland 923, air ventilation membrane seat 921 are directly constituted in introducing on pipe fitting 9, and the air ventilation membrane seat chamber of the air ventilation membrane seat 921 is with introducing The introducing pipe fitting chamber 93 of pipe fitting 9 communicates, and is formed in the air ventilation membrane seat intracavitary around the circumferencial direction of air ventilation membrane seat chamber There is a gland positioning convex platform 9211, air ventilation membrane 922 is arranged between air ventilation membrane positioning gland 923 and gland positioning convex platform 9211, It air ventilation membrane positioning gland 923 and air ventilation membrane seat chamber scarf and is supported by gland positioning convex platform 9211, in air ventilation membrane positioning gland It is spaced apart on 923 and is equipped with gland hollow out chamber 9231.

As shown in Figure 4, being formed in the end for introducing pipe fitting 9 has a casing coupling formula interface 94, in a state of use by the contracting Section formula interface 94 and the one end of introducing pipe having already mentioned above are coupled, and introduce the other end of pipe and patient is connect such as with being inserted in The intravesical catheter connection of urethral catheterization patient.

As a preferred option, drainage tube control snap-gauge 4112 and one head of a bed folder is equipped on aforementioned drainage tube 411 4113（Belong to the prior art）, in drainage tube 411 towards one end of aforementioned drainage tube matching seat 4 i.e. towards drainage Pipe adaptor 41 One end be arranged a spiral protective jacket 4114, by the spiral protective jacket 4114 avoid drainage tube 411 rise twine, bending etc..

Continue to see Fig. 1, forming on the outer wall of aforementioned delicate metering cylinder Sealing shield ring 231 has a blocking flange 2312, should The top of blocking flange 2312 leans out the upper surface of delicate metering cylinder Sealing shield ring 231, in the side of aforementioned drainage tube matching seat 4 It is extended with the spanner revolution limit and perceives flange 44, the spanner revolution limit perceives flange 44 and matches with aforementioned blocking flange 2312 It closes, when aforementioned spanner 43 drives aforementioned drainage tube matching seat 4 to rotate and turn counterclockwise together with aforementioned delicate metering cylinder 3 When moving the aforementioned spanner revolution limit and perceiving blocking of the flange 44 by aforementioned blocking flange 2312, delicate metering cylinder 3 is to backspin The limit is moved to, aforementioned piston type sealing mechanism 8 is in the sufficiently sealed state to aforementioned drainage mechanism 7.

Refer to Fig. 5 and with reference to Fig. 1, being formed above middle part of the aforementioned cassette holder 1 back to the side of aforementioned box body 2 has one Hook base chamber 14, is fixed with a hook base 141 in the hook base chamber 14, and aforementioned a pair of of hook 6 connects with the plug of hook base 141 It connects.

As shown in Figure 5, hook chamber matches on aforementioned hook base 141 and towards the side composition of aforementioned a pair of of hook 6 Convex block 1411 is closed, a positioning convex strip mating groove 14111 is respectively offered in the upper and lower part of hook chamber cooperation convex block 1411, And a hanging feet slot 14112 is offered at the middle part of hook chamber cooperation convex block 1411, being formed at the middle part of the hanging feet slot 14112 has one To arc surface connecting pin location dimples 14113, aforementioned a pair of of hook 6 respectively links up with 61 and one hanger plate 62 of the wing that is flexible coupling by one Structure is integrally formed, forming on the hanger plate 62 and in the position of the aforementioned positioning convex strip mating groove 14111 of correspondence has one To hanger plate positioning convex strip 621, this is to hanger plate positioning convex strip 621 and 14111 scarf of positioning convex strip mating groove, in hanger plate 62 middle part forms an arc surface connecting pin 622, and the arc surface connecting pin 622 and aforementioned a pair of of arc surface connecting pin positioning are recessed Hole 14113 matches, and has a hanging feet 6221 in the end of the arc surface connecting pin 622 composition, the hanging feet 6221 and hanging feet Slot 14112 inserts scarf conjunction, and when inserting embedding, hanging feet 6221 is inserted into hanging feet slot 14112 in the state of hanging feet slot 14112 is parallel to, An angle is turned over after insertion, so that arc surface connecting pin 622 is made to coordinate with arc surface connecting pin location dimples 14113.When this When hanging feet 6221 exits hanging feet slot 14112, released together with a pair of of hanging feet 6 by aforementioned hanger plate 62 and closed with the connection of aforementioned cassette holder 1 System, and when hanging feet 6221 be in hanging feet 14112 matched state of slot when, by hanger plate 62 together with a pair of of hanging feet 6 establish with The connection relation of cassette holder 1 and aforementioned hook chamber coordinate convex block 1411 corresponding between a pair of of hanger plate positioning convex strip 621 Position it is chimeric with hanger plate 62.

Emphasis is shown in Fig. 1, has the left fixed ear 15 of a balance rope in the left upper part composition of aforementioned cassette holder 1, on a balance rope left side A left fixed earhole 151 is offered in fixed ear 15, being formed on the right end top of cassette holder 1 has the right fixed ear 16 of a balance rope, A right fixed earhole 161 is offered in the right fixed ear 16 of the balance rope, is connected between balance restricts left and right fixed ear 15,16 One balance rope 17, one end of the balance rope 17 penetrates left fixed earhole 151 and is fixed with the left fixed ear 15 of balance rope, and balances rope 17 The other end penetrate right fixed earhole 161 and fixed with right fixed ear 16.

261 and one box portion left of locating flange on a box portion left suspender belt is extended on the box body left side wall 26 of aforementioned box body 2 Locating flange 262 under suspender belt are connected with a box portion left suspender belt between the upper and lower locating flange 261,262 of the box portion left suspender belt 263, left suspender belt adjusting hole 2631 is offered with equidistant intervals state on the box portion left suspender belt 263；In the box portion right of box body 2 Locating flange 272 locating flange 271 and one box portion right suspender belt under is extended on a box portion right suspender belt on side wall 27, in the box portion right A box portion right suspender belt 273 is connected between the upper and lower locating flange 271,272 of suspender belt, with equidistant on the box portion right suspender belt 273 Space state offers right suspender belt adjusting hole 2731.

Box portion left suspender belt 263 locating flange 261 and/or box on box portion left suspender belt are changed by left suspender belt adjusting hole 2631 Position under the left suspender belt of body on locating flange 262 can carry out according to needing to adjust the length of box portion left suspender belt 263, and same example passes through the right side Suspender belt adjusting hole 2731 changes box portion right suspender belt 273 and is positioned on locating flange 271 and/or box portion right suspender belt on box portion right suspender belt Position on flange 272 can carry out the length of box portion right suspender belt 273 according to needing to adjust.

It refers to Fig. 3 and with reference to Fig. 1, a liquid-collection bag 10, the top middle position of the liquid-collection bag 10 is shown in FIG. 3 With a liquid-collection bag take over 101, and in the both sides corresponding to liquid-collection bag take over 101（Left side and right side）Position respectively have one collection Liquid bag hanging hole 102, being formed on the top of liquid-collection bag take over 101 has a pair of of liquid-collection bag take over locating flange 1011, and liquid-collection bag is taken over 101 are coupled with the liquid-collection bag take over hole connector 74 of the structural system of aforementioned drainage mechanism 7, that is to say, that liquid-collection bag take over connector 74 are inserted into the take over intracavitary of liquid-collection bag take over 101, and aforementioned a pair of of liquid-collection bag take over locating flange 1011 and aforementioned collection Liquid bag take over locating flange chamber 732 matches, and liquid-collection bag hanging hole 102 is hung with aforementioned liquid-collection bag hook 111 and connect.

The liquid-collection bag bleeder valve 103 for the lower part for being set to liquid-collection bag 10 is also shown in figure 3, due to the liquid-collection bag tapping The structure of valve 103 belongs to known technology, see, for example, aforementioned CN103203044B, thus applicant equally repeats no more.

Fig. 6 is referred to and with reference to Fig. 1, when user is by the switching and switching to spanner returns counterclockwise of spanner 43 When turning the degree that limit perception flange 44 is in contact with blocking flange 2312, spanner 43 just turns to the limit.In the process, it presses Applicant is repeatedly described above and piston type sealing mechanism 8 is made to be in the reliable sealing state to drainage mechanism 7.In the shape The present invention can be put to use under state, described in detail below：For to urethral catheterization patient's urethral catheterization, urine is successively through fairlead（In figure It is not shown）, casing coupling formula interface 94, introduce pipe fitting chamber 93 and drainage tube 411 enters in the barrel chamber 31 of delicate metering cylinder 3, at this time Anti-return valve block 4111 automatically in opening, the air in barrel chamber 31 enters extraneous through gas-permeable, liquid-impermeable film 421.When When urine in barrel chamber 31 reaches barrel chamber liquid measure and shows the degree of the upside value of scale mark 24b 40ml as shown in Figure 1, then by Corresponding aforementioned barrel chamber spout hole 32 is overflowed and is entered in box body chamber 21, and thereby, medical worker can be according to time and liquid Amount observation and analysis patient's pathological condition.In aforementioned process, the air in box body chamber 21 enters cylinder through snorkel gas port 33 Chamber 31 simultaneously leads to the external world by gas-permeable, liquid-impermeable film 421.Delicate metering cylinder 3 often expires the time of amount of the liquid once as often reached 40ml can Record is performed by family members or medical worker.It if, can not be full to delicate metering cylinder 3 certainly when status of patient is clearly better The excessive time is recorded, and is only often expired liquid 500ml to box body chamber 21 and recorded, true with specific reference to medical worker's clinical requirement It is fixed.

Fig. 7 is referred to, whether 2 tapping of delicate metering cylinder 3 or box body, process is as follows, more above by applicant It is secondary refer to as, by the switching clockwise of spanner 43, make piston type sealing mechanism 8 except the closing to drainage mechanism 7, from The urine that liquid-collection bag take over connector 74 is drawn enters through liquid-collection bag take over 101 in liquid-collection bag 10.In the process, liquid-collection bag 10 Interior air is successively through liquid-collection bag take over 101, piston cylinder venthole 811, isolation cover chamber 8121, snorkel venthole 52, logical Tracheae chamber 51, barrel chamber 31 and gas-permeable, liquid-impermeable film 421 lead to the external world.

In conclusion technical solution provided by the invention compensates for the shortcoming in prior art, invention has been favorably accomplished Task has faithfully fulfilled the technique effect that applicant refers in technical effect column above.

Claims

1. a kind of modularized combination type medical semi-automatic drainage metering device, including a cassette holder (1) and a box body (2), in cassette holder (1) lower part is extended with a pair of of liquid-collection bag hanging feet (11), and respectively being formed in the end to liquid-collection bag hanging feet (11) has a liquid-collection bag Link up with (111), edge position and cassette holder (1) sealing of box body (2) towards the side of cassette holder (1) are fixed, the box body (2) with Space between cassette holder (1) is configured to box body chamber (21), in the box portion bottom wall (22) of box body (2) and positioned at box portion bottom wall (22) medium position that occupies of length direction offers one for by one of the liquid discharging cartridge body cavity (21) in box body chamber (21) Box body bottom of chamber portion leakage fluid dram (221)；One delicate metering cylinder (3), the delicate metering cylinder (3) are arranged corresponding to box body bottom of chamber portion The position of liquid mouth (221) is arranged on longitudinal state in the box body chamber (21), and the top stretching, extension of the delicate metering cylinder (3) To the top of the box body roof (23) of box body (2), opened up on the top of the delicate metering barrel body of the delicate metering cylinder (3) useful In the barrel chamber spout hole (32) that the barrel chamber (31) of delicate metering cylinder (3) is made to be communicated with box body chamber (21), by the barrel chamber spout hole (32) liquid in barrel chamber (31) is overflow to box body chamber (21), on delicate metering barrel body and positioned at barrel chamber spout hole (32) The position of top be further opened with a snorkel gas port (33)；One drainage tube matching seat (4), the drainage tube matching seat (4) with The top of the delicate metering cylinder (3) is fixed, and being formed on the drainage tube matching seat (4) has one to communicate with the barrel chamber (31) Pipe adaptor (41) is drained, and is further opened with a matching seat communicated with barrel chamber (31) on drainage tube matching seat (4) and breathes freely Hole (42) is connected with a drainage tube (411), in the position corresponding to the matching seat air hole (42) on drainage Pipe adaptor (41) It installs and is equipped with a gas-permeable, liquid-impermeable film (421)；One snorkel (5), the snorkel (5) is corresponding to the snorkel gas port (33) position is fixed on longitudinal state in barrel chamber (31), is not at the top and bottom of the tracheae chamber (51) of the snorkel (5) Closing, and the side of tube chamber of ventilating (51) is communicated with snorkel gas port (33)；A pair of hook (6), this is corresponding to hook (6) It is set in the cassette holder (1) back to the side of the box body (2), the side under the box body (2) use state outside is simultaneously And along box body (2) short transverse be equipped with for disclose the liquid measure in the box body chamber (21) box body chamber liquid measure show scale It marks (24a) and shows scale mark (24b), the barrel chamber liquid measure for disclosing the barrel chamber liquid measure of the liquid measure in the barrel chamber (31) Show that scale mark (24b) is corresponding with the delicate metering cylinder (3), it is characterised in that in the cassette holder (1) described in The top of the side of box body (2) and positioned at cassette holder (1) length direction middle position form have a delicate metering cylinder cooperation Seat (12), in cassette holder (1) equally towards the side of box body (2) and in the lower section corresponding to delicate metering cylinder matching seat (12) Position, which is formed, a delicate metering cylinder limit base (13), on the box body roof (23) of the box body (2) and positioned at box body top The middle position of the length direction of wall (23) forms the delicate metering cylinder for having a upper surface for being raised in box body roof (23) and seals Seat ring (231), in the box portion bottom wall (22) and in the position of the lower section corresponding to box body bottom of chamber portion leakage fluid dram (221) Putting composition has a drainage mechanism (7), and the top of the delicate metering cylinder (3) is close with delicate metering cylinder seal holder ring (231) The seal holder ring cavity wall sealing for sealing seat ring chamber (2311) coordinates and is also pivoted simultaneously with the delicate metering cylinder matching seat (12) Cooperation, the lower part of delicate metering cylinder (3) is in the position corresponding to the delicate metering cylinder limit base (13) towards the box body chamber The direction of bottom leakage fluid dram (221) extends and has formed a piston type sealing mechanism (8), the piston type sealing mechanism (8) with The drainage mechanism (7) matches, and corresponds to the fixed drainage tube matching seat (4) in the top of delicate metering cylinder (3) The top of the delicate metering cylinder seal holder ring (231) and it is extended with a spanner on the side wall of the drainage tube matching seat (4) (43), when user rotates spanner (43) clockwise, drainage tube matching seat (4) is driven and by drawing by spanner (43) Flow tube matching seat (4) drives the top of the delicate metering cylinder (3) to follow the delicate metering cylinder matching seat (12) rotation shifting upwards, The piston type sealing mechanism (8) releases the sealing to the drainage mechanism (7), the liquid in box body chamber (21) and barrel chamber (31) Body discharge, when user rotates spanner (43) counterclockwise, by spanner (43) drive drainage tube matching seat (4) and by Drainage tube matching seat (4) drives the top of delicate metering cylinder (3) to follow delicate metering cylinder matching seat (12) and is moved to backspin, the work Plug sealing mechanism (8) restores the sealing to the drainage mechanism (7).

2. modularized combination type medical semi-automatic drainage metering device according to claim 1, it is characterised in that described Being formed on delicate metering cylinder matching seat (12) has a spiral guide plate (121), and being formed in the front of the spiral guide plate (121) has spiral Alveolus (1211) has on the outer wall top of the delicate metering cylinder (3) and around the circumferencial direction composition of delicate metering cylinder (3) Spiral tooth (34), the spiral tooth (34) are matched with spiral alveolus (1211), on the outer wall of delicate metering cylinder (3) and are located at The position of the lower section of spiral tooth (34) offers a delicate metering cylinder sealing ring also around the circumferencial direction of delicate metering cylinder (3) Slot (35) is arranged with a delicate metering cylinder sealing ring (351), the delicate metering cylinder in the delicate metering cylinder seal groove (35) Sealing ring (351) and the seal holder ring cavity wall of the seal holder ring chamber (2311) of the delicate metering cylinder seal holder ring (231) seal Cooperation, the drainage tube matching seat (4) are fixed in the position of the top of spiral tooth (34) and the top of delicate metering cylinder (3), When user rotates the spanner (43) clockwise, by spanner (43) drive drainage tube matching seat (4) and Spiral tooth (34) follow make in a state that spiral alveolus (1211) rotates clockwise the delicate metering cylinder (3) upwards rotation move and by So that the piston type sealing mechanism (8) releases the sealing to the drainage mechanism (7), and as user by spanner (43) to inverse When clockwise rotates, drainage tube matching seat (4) is driven by spanner (43) and follows spiral alveolus in spiral tooth (34) (1211) make in the state of rotating counterclockwise the delicate metering cylinder (3) to backspin move and using makes piston type sealing mechanism (8) Restore the sealing to drainage mechanism (7).

3. modularized combination type medical semi-automatic drainage metering device according to claim 2, it is characterised in that the row Liquid mechanism (7) connects including annular seal space (72), liquid-collection bag take over hanging feet seat (73) and liquid-collection bag under annular seal space in drain (71), drain Pipe adaptor (74), annular seal space (71) is straight in the position of the lower section corresponding to box body bottom of chamber portion leakage fluid dram (221) in drain Connect and be formed in the box portion bottom wall (22), under drain annular seal space (72) from the center of annular seal space (71) in the drain to Lower extension is formed, and liquid-collection bag take over connector (74) is extended downwardly by annular seal space under drain (72) and formed, liquid-collection bag take over hanging feet Seat (73) is formed on the outer wall of liquid-collection bag take over connector (74), and in the upper surface of the liquid-collection bag take over hanging feet seat (73) Hanging feet seat reinforcement connecting pin (731) has been formed with space state between the bottom of annular seal space (72) under the drain, it is described Piston type sealing mechanism (8) includes sealing ring on seal groove (82) on piston cylinder (81), piston cylinder, piston cylinder (83), barrel chamber leakage opening (84), piston cylinder lower seal slot (85) and piston cylinder lower seal (86), piston cylinder (81) It is made of the lower end extension of the delicate metering cylinder (3), the center of piston cylinder (81), which is formed, piston cylinder ventilation Hole (811), the piston cylinder venthole (811) are communicated with the ventilation tube chamber (51) of the snorkel (5), are sealed on piston cylinder Ring recess (82) is opened in around the circumferencial direction of piston cylinder (81) on the outer wall on the top of piston cylinder (81), on piston cylinder Sealing ring (83) be arranged on piston cylinder in seal groove (82) and in the drain in the drain of annular seal space (71) Annular seal space cavity wall matches, and piston cylinder lower seal slot (85) is opened in work also around the circumferencial direction of piston cylinder (81) On the outer wall of the lower part of stick harness body (81), piston cylinder lower seal (86) is arranged in piston cylinder lower seal slot (85) simultaneously And matched with annular seal space cavity wall under the drain of the drain cavity of resorption (72), barrel chamber leakage opening (84) is corresponding to piston cylinder Position between upper and lower seal groove (82,85) is opened in the middle part of piston cylinder (81) and is communicated with the barrel chamber (31), When user rotates the spanner (43) clockwise, by spanner (43) drive drainage tube matching seat (4) and The spiral tooth (34) follow make in a state that the spiral alveolus (1211) rotates clockwise the delicate metering cylinder (3) together with Rotation moves the piston cylinder (81) upwards, and sealing ring (83) is released to annular seal space (71) in the drain on the piston cylinder Sealing, while the piston cylinder lower seal (86) releases the sealing to annular seal space (72) under the drain, the box body chamber (21) liquid in is successively through annular seal space (72) under annular seal space (71), drain in box body bottom of chamber portion leakage fluid dram (221), drain Discharged with liquid-collection bag take over connector (74), at the same time, liquid in the barrel chamber (31) successively through barrel chamber leakage opening (84), Annular seal space (72) and liquid-collection bag take over connector (74) discharge under drain, and as user by the spanner (43) to side counterclockwise To during rotation, drainage tube matching seat (4) is driven by spanner (43) and follows spiral alveolus (1211) inverse time in spiral tooth (34) The sealing hopper (3) is made to be moved together with the piston cylinder (81) to backspin in the state of needle rotation, on the piston cylinder Sealing ring (83) restores the sealing to annular seal space (71) in the drain, while the piston boit lower seal (86) is restored to institute State the sealing of annular seal space under drain (72).

4. modularized combination type medical semi-automatic drainage metering device according to claim 1, it is characterised in that described Under box body (2) use state towards outside side middle part and follow box body (2) short transverse composition have outside bulging Box body arch (25), the top of the box body arch (25) are connected with the box body roof (23), and lower part and the box portion bottom wall (22) it is connected, the middle part of the delicate metering cylinder (3) is corresponding with arch (25), and the barrel chamber liquid measure shows scale mark (24b) is arranged in the arch (25).

5. modularized combination type medical semi-automatic drainage metering device according to claim 1, it is characterised in that described to draw One end of flow tube (411) towards the drainage Pipe adaptor (41) is insinuated into the cylinder in the drainage tube matching seat (4) and described Chamber (31) communicates and is additionally provided with an anti-return valve block (4111), the other end of drainage tube (411) be configured to free end and An introducing pipe fitting (9) is fixed with, the introducing pipe fitting (9) is in a state of use with introducing pipe mating and being connect in the introducing pipe A sampler (91) and a gas permeable devices (92) are provided on head (9).

6. modularized combination type medical semi-automatic drainage metering device according to claim 1, it is characterised in that described Being formed on the outer wall of delicate metering cylinder Sealing shield ring (231) has a blocking flange (2312), the top of the blocking flange (2312) The upper surface of delicate metering cylinder Sealing shield ring (231) is leant out, a spanner is extended in the side of the drainage tube matching seat (4) and is returned Turn the limit and perceive flange (44), the spanner revolution limit perceives flange (44) and matched with the blocking flange (2312), works as institute Stating spanner (43) drives the drainage tube matching seat (4) to rotate and turn counterclockwise together with the delicate metering cylinder (3) When moving blocking of the spanner revolution limit perception flange (44) by the blocking flange (2312), delicate metering cylinder (3) The limit is moved to backspin, the piston type sealing mechanism (8) is in the sufficiently sealed state to the drainage mechanism (7).

7. modularized combination type medical semi-automatic drainage metering device according to claim 1, it is characterised in that described Cassette holder (1) has a hook base chamber (14) back to composition above the middle part of the side of the box body (2), in the hook base chamber (14) A hook base (141) is fixed with, a pair of of hook (6) connects with hook base (141) plug.

8. modularized combination type medical semi-automatic drainage metering device according to claim 7, it is characterised in that described Forming on hook base (141) and towards the side of the pair of hook (6) has hook chamber cooperation convex block (1411), in the hook The upper and lower part of chamber cooperation convex block (1411) respectively offers a positioning convex strip mating groove (14111), and in hook chamber cooperation A hanging feet slot (14112) is offered in the middle part of convex block (1411), being formed at the middle part of the hanging feet slot (14112) has a pair of of arc surface Connecting pin location dimples (14113), a pair of of hook (6) respectively link up with the be flexible coupling wing (61) and a hanger plate (62) by one Structure is integrally formed, is formed on the hanger plate (62) and in the position of the correspondence positioning convex strip mating groove (14111) There is a pair of of hanger plate positioning convex strip (621), this is embedding to hanger plate positioning convex strip (621) and positioning convex strip mating groove (14111) Match, an arc surface connecting pin (622), the arc surface connecting pin (622) and described a pair are formed at the middle part of hanger plate (62) Arc surface connecting pin location dimples (14113) match, and have a hanging feet in the end of the arc surface connecting pin (622) composition (6221), which inserts scarf with hanging feet slot (14112) and closes, when the hanging feet (6221) exits hanging feet slot (14112), By the hanger plate (62) together with a pair of of hanging feet (6) releasing and the connection relation of the cassette holder (1), and when hanging feet (6221) is in During with hanging feet slot (14112) matched state, by hanger plate (62) together with a pair of of hanging feet (6) foundation and the connection of cassette holder (1) Relationship and the hook chamber cooperation convex block (1411) corresponding to the position between a pair of of hanger plate positioning convex strip (621) with Hanger plate (62) is chimeric.

9. modularized combination type medical semi-automatic drainage metering device according to claim 1, it is characterised in that described The left upper part composition of cassette holder (1) has a left fixed ear of balance rope (15), and one is offered in the left fixed ear of balance rope (15) Left fixed earhole (151), being formed on the right end top of cassette holder (1) has a right fixed ear of balance rope (16), consolidates on the balance rope right side Determine to offer a right fixed earhole (161) on ear (16), a balance is connected between balance restricts left and right fixed ear (15,16) It restricts (17), one end of the balance rope (17) penetrates left fixed earhole (151) and the left fixed ear (15) of balance rope is fixed, and balances rope (17) it is fixed with right fixed ear (16) that the other end penetrates right fixed earhole (161).

10. modularized combination type medical semi-automatic drainage metering device according to claim 1, it is characterised in that described It is extended on the box body left side wall (26) of box body (2) on a box portion left suspender belt and determines under locating flange (261) and a box portion left suspender belt Position flange (262), a box portion left suspender belt (263) is connected between the upper and lower locating flange of box portion left suspender belt (261,262), Left suspender belt adjusting hole (2631) is offered with equidistant intervals state on the box portion left suspender belt (263)；Box body in box body (2) Locating flange (272) locating flange (271) and a box portion right suspender belt under is extended on a box portion right suspender belt on right side wall (27), A box portion right suspender belt (273) is connected between the upper and lower locating flange of box portion right suspender belt (271,272), in the box portion right suspender belt (273) right suspender belt adjusting hole (2731) is offered with equidistant intervals state on.