CN106395724A - Oil supply system capable of preventing diluent from volatilizing during silicification of medical syringe needles - Google Patents
Oil supply system capable of preventing diluent from volatilizing during silicification of medical syringe needles Download PDFInfo
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- CN106395724A CN106395724A CN201610949847.3A CN201610949847A CN106395724A CN 106395724 A CN106395724 A CN 106395724A CN 201610949847 A CN201610949847 A CN 201610949847A CN 106395724 A CN106395724 A CN 106395724A
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- Prior art keywords
- oil
- fuel
- silicidation
- trapped fuel
- supply system
- Prior art date
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- 239000003085 diluting agent Substances 0.000 title claims abstract description 35
- 238000000034 method Methods 0.000 claims abstract description 9
- 239000000446 fuel Substances 0.000 claims description 138
- 229920002545 silicone oil Polymers 0.000 claims description 23
- 239000007788 liquid Substances 0.000 claims description 21
- 239000012530 fluid Substances 0.000 claims description 20
- 238000007789 sealing Methods 0.000 claims description 15
- 238000009826 distribution Methods 0.000 claims description 13
- 239000000945 filler Substances 0.000 claims description 12
- 238000010992 reflux Methods 0.000 claims description 7
- 238000003756 stirring Methods 0.000 claims description 6
- 238000000605 extraction Methods 0.000 claims description 2
- 239000002828 fuel tank Substances 0.000 claims 2
- 238000003860 storage Methods 0.000 abstract description 10
- 230000007547 defect Effects 0.000 abstract description 4
- 238000011049 filling Methods 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 101
- FRCHKSNAZZFGCA-UHFFFAOYSA-N 1,1-dichloro-1-fluoroethane Chemical compound CC(F)(Cl)Cl FRCHKSNAZZFGCA-UHFFFAOYSA-N 0.000 description 36
- 238000004519 manufacturing process Methods 0.000 description 12
- 238000004140 cleaning Methods 0.000 description 9
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 7
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 6
- 230000007613 environmental effect Effects 0.000 description 6
- 229910052710 silicon Inorganic materials 0.000 description 6
- 239000010703 silicon Substances 0.000 description 6
- 239000000126 substance Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 230000006378 damage Effects 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 239000000314 lubricant Substances 0.000 description 3
- 238000007726 management method Methods 0.000 description 3
- UOCLXMDMGBRAIB-UHFFFAOYSA-N 1,1,1-trichloroethane Chemical compound CC(Cl)(Cl)Cl UOCLXMDMGBRAIB-UHFFFAOYSA-N 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- GZUXJHMPEANEGY-UHFFFAOYSA-N bromomethane Chemical compound BrC GZUXJHMPEANEGY-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910052736 halogen Inorganic materials 0.000 description 2
- 229960003132 halothane Drugs 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 244000061176 Nicotiana tabacum Species 0.000 description 1
- 235000002637 Nicotiana tabacum Nutrition 0.000 description 1
- 206010073310 Occupational exposures Diseases 0.000 description 1
- 238000004500 asepsis Methods 0.000 description 1
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 1
- -1 bromine halogen Chemical class 0.000 description 1
- 229910052794 bromium Inorganic materials 0.000 description 1
- 239000010724 circulating oil Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 230000000779 depleting effect Effects 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- AMTWCFIAVKBGOD-UHFFFAOYSA-N dioxosilane;methoxy-dimethyl-trimethylsilyloxysilane Chemical compound O=[Si]=O.CO[Si](C)(C)O[Si](C)(C)C AMTWCFIAVKBGOD-UHFFFAOYSA-N 0.000 description 1
- 238000010892 electric spark Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 239000011344 liquid material Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 229940102396 methyl bromide Drugs 0.000 description 1
- 231100000675 occupational exposure Toxicity 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 235000015927 pasta Nutrition 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 229940083037 simethicone Drugs 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- CYRMSUTZVYGINF-UHFFFAOYSA-N trichlorofluoromethane Chemical compound FC(Cl)(Cl)Cl CYRMSUTZVYGINF-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67D—DISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
- B67D7/00—Apparatus or devices for transferring liquids from bulk storage containers or reservoirs into vehicles or into portable containers, e.g. for retail sale purposes
- B67D7/04—Apparatus or devices for transferring liquids from bulk storage containers or reservoirs into vehicles or into portable containers, e.g. for retail sale purposes for transferring fuels, lubricants or mixed fuels and lubricants
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67D—DISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
- B67D7/00—Apparatus or devices for transferring liquids from bulk storage containers or reservoirs into vehicles or into portable containers, e.g. for retail sale purposes
- B67D7/06—Details or accessories
- B67D7/42—Filling nozzles
- B67D7/54—Filling nozzles with means for preventing escape of liquid or vapour or for recovering escaped liquid or vapour
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67D—DISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
- B67D7/00—Apparatus or devices for transferring liquids from bulk storage containers or reservoirs into vehicles or into portable containers, e.g. for retail sale purposes
- B67D7/06—Details or accessories
- B67D7/78—Arrangements of storage tanks, reservoirs or pipe-lines
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Developing Agents For Electrophotography (AREA)
Abstract
An oil supply system for preventing a diluent from volatilizing during silicification of medical syringe needles comprises a sealed evenly-mixed oil storage device, an adjustable oil delivery device and a silicification tank. The sealed evenly-mixed oil storage device comprises an oil storage tank, a one-way pressure balancing valve, a controllable oil filling nozzle, an oil drain pipe and an oil drain valve. The controllable fueling nozzle is arranged on the oil storage tank and communicates with an inner cavity of the oil storage cavity. The one-way pressure balancing valve is arranged on the oil storage tank and communicates with an air cavity of the oil storage tank. The oil drain pipe communicates with the bottom of the inner cavity of the oil storage tank. The oil drain pipe communicates with the outside through the oil drain valve. The adjustable oil delivery device is arranged between the sealed evenly-mixed oil storage device and the silicification tank. By the adoption of the oil supply system, volatilization of the diluent during silicification of the medial syringe needles can be reduced greatly, and various defects caused by excessive volatilization of the diluent in the silicification process are overcome.
Description
Technical field
The present invention relates in medical needle production process, carrying out to syringe needle applying the silicidation device adding silicone oil, more specifically
The circulating oil supply device for a kind of silicone oil and diluent mixed liquor.
Background technology
It is necessary to silicidation is carried out to syringe needle in medical needle production process, i.e. the surface-coated silicone oil to syringe needle
With the mixed liquor of HCFC-141b diluent, wherein, the effect of HCFC-141b diluent is dilution silicone oil concentration, will be by after coating
Step volatilization, forms uniform silicon oil membrane in needle surface, so can improve the sharpness of needle point, reduces penetration Resistance.Existing
Doctor's syringe needle silicidation oil supply system is as shown in figure 1, including the oil tank of opening, adjustable fuel delivery device, silicidation pond, adjustable
Fuel delivery device is made up of oil transfer pump, fuel sucking pipe and oil feed line, and fuel sucking pipe one end is communicated with the intracavity bottom of oil tank, the other end
It is connected with oil transfer pump, oil feed line is provided with regulating valve, the oil outlet end of oil feed line is connected with silicidation pond, in silicon
Change processing pond and be provided with floating ball type liquid level control device, the open and close of oil transfer pump are controlled it is ensured that in silicidation pond by it
Pasta be in predetermined altitude, and keep relative stability.
Silicidation is carried out to Dispoable medical needle point, its main purpose is to increase the lubricity of needle point puncture, mitigate and suffer from
The Clinical Pain sense of person, improves stylus printer pin or the puncture resistance of transfusion needle point.At present, the lubricant used by needle point silication is by two
First silicone oil and HCFC-141b press 1:10 proportions form, and are artificially injected in oil tank after mixture is uniform in proportion in advance, by
Oil transfer pump pumps in the silication oil groove of needle point automatic assembling, existing silication oil groove be hatch frame, its width be 60mm～
80mm, length is 600mm～800mm, and the lubricant trapped fuel case of needle point automatic assembling is also opened type.
It is known that single use needle point and asepsis injector must produce in 100,000 grades of cleaning shops, purifying vehicle
Interior temperature is maintained at 18 DEG C～28 DEG C throughout the year, carries out needle point silicidation under this temperature environment, and at needle point silication
The lubricant of reason leaves in the trapped fuel case of open type and the coating oil groove of opening, and highly volatile, because the thing of HCFC-141b
The property changed is as follows：
Chemical molecular formula：CCl3F
Chemical name：1,1- bis- chloro- 1- halothane；
Proportion (25 DEG C) 1.236kg/L；
32 DEG C of boiling point；
Vapour pressure (25 DEG C) 0.81atm；
Vapour pressure (50 DEG C) 1.83atm；
Gaseous state λ value (25 DEG C) 9.8mw/m.K；
Heat of evaporation 221.9kJ/kg；
ODP (ozone depletion value) 0.11；
GWP (greenhouse effect value) 0.13；
VLEP (occupational exposure ultimate value) 500ppm.
According to the physical property of HCFC-141b, HCFC-141b (1,1- bis- chloro- 1- halothane) is flammable liquid material,
Its boiling point is only 32 DEG C, and therefore, in daily normal productive process, the volatilization consumption of diluent HCFC-141b is quite big, is
Guarantee the uniform of needle point silicidation, need to be continuously added HCFC-141b and be diluted, due to simethicone and HCFC-
The proportion of 141b is different, therefore, even if if both do not flow after uniformly mixing can produce layering, when HCFC-141b diluent yet
Volatilization consume after silicone oil concentration will too high so that on needle point formed silicone oil film thickness exceeded, cause silicone oil pile up, directly
The silication quality of impact needle point, increased the consumption of silicone oil simultaneously again, and according to the practical situation of existing production, start produces big
After about 1 hour, operative employee is necessary for adding diluent, and carries out manual stirring, the product matter of such guarantee syringe needle silication
Amount.Operated 8 hours with one order of classes or grades at school of every kludge and calculate, need to consume HCFC-141b about 20kg.Applicant has 8
Unit, daily split run is accomplished by consuming HCFC-141b diluent 160kg.
Such production status will produce the defect being difficult to as follows overcome：
Firstth, it is easy to cause blast or fire, there is extremely serious potential safety hazard.
Due to 100,000 grades of cleaning shops used by the composing room of Disposable Aseptic Medical Instruments, its purification air-conditioning is blown
All using return air, a large amount of HCFC-141b of consumption of volatilizing in production process are collected in workshop system, and in daily production
Electrostatic or electric spark all can be produced in operation process, when volatilization HCFC-141b particles concentration reach more than 500ppm it is easy to
Cause blast or fire, directly affect worker's personal safety and the property safety of enterprise, there is serious potential safety hazard.
Secondth, directly affect the healthy of operator
Because 100,000 grades of cleaning shops are relatively airtight working environments, wave in the production process of needle point silicidation
The HCFC-141b sending out gathers in cleaning shop high concentration, even if not causing blast or fire also can be degrading working environment, shadow
Ring employee healthy.
3rd, directly affect product quality
Because HCFC-141b diluent is easy to volatilize, after HCFC-141b diluent volatilizees, the concentration of silicone oil will mistake
Height, so that the silicone oil film thickness being formed on needle point is exceeded, directly affects the silication quality of needle point.
4th, directly affect production cost
Because HCFC-141b is easy to volatilize, consumption is big, and after HCFC-141b diluent volatilizees, the concentration of silicone oil is just
Can be too high, the silicone oil film thickness being formed after needle point silicidation is exceeded, increased the consumption of silicone oil, two used by treatment fluid
Plant consumption of raw materials amount all can increase, thus directly increasing the cost of needle point silication.
5th, environmental pollution is serious, can destroy atmospheric ozone, not meet existing environmental protection policy
HCFC-141b is discharged into outdoor and can destroy Ozone in Atmosphere, serious environment pollution, does not meet existing environmental protection policy.
For protect the mankind from from the sun ultraviolet radiation harm, ecological environment of preserving our planet, international community in
1985 in Vienna signature《Vienna Convention with regard to Ozonosphere protection》, signatory agrees unanimously the prevention that takes appropriate measures
Mankind's activity damages the ozone layer.1987,《Montreal Protocol on Substances that Deplete the Ozone Layer》In Canadian monterey
You sign and came into force in 1989.As legally binding international convention, Montreal Protocol to developed country and
Developing country carries out phased goal control in the production and consumption of the halogen source gas producing and damaging the ozone layer using meeting,
Set up Multilateral Fund the activity of developing country's Ozonosphere protection to be supported and subsidizes.Chloride, bromine halogen source gas because
Damage the ozone layer and be referred to as ODS (Ozone-Depleting Substances abbreviation ODS).
Chinese Government endorsed in June, 1989《The Vienna Convention of Ozonosphere protection》, in June, 1991 adds《Close
Montreal Protocol in ODS》.State Council approved in 1991 having set up are taken the lead by Environmental Protection Department
Ozonosphere protection leading group；State Council approved in 1993《China is phased out ODS national scheme》, specially
Set up the Montreal Protocol Multilateral Fund PMO being responsible for specifically eliminating activity, be located at Environmental Protection Department ring
External cooperation center is protected in border.State Council issues for 2010《ODS management rules》；Environmental Protection Department 2014
Year joint Department of Commerce and General Administration of Customs issue《ODS imports and exports management method》；In August, 2013 environmental conservation
Portion issues《Produce and sell and the notice using management with regard to strengthening hydrochlorofluorocarsolvent》(ring letter [2013] 179).
According to national scheme, under the support of Multilateral Fund, China successively completes more than 400 single projects, in automobile
Air-conditioning, Nicotiana tabacum L., industry and commercial refrigeration, fire-fighting, cleaning, household electrical appliances, foam, Chemical Manufacture etc. 18 industry has eliminated perchloro- fluorohydrocarbon
(CFCs), dragon, carbon tetrachloride (CTC), the production and consumption of the material such as trichloroethane (TCA) and methyl bromide are breathed out.Complete within 2015
HCFC-141b eliminating more than 7.9%.
Chinese cleaning industry number of the enterprise is more, and it is complicated to be related to industrial circle, Medical Instruments, mechanical industry, instrument and meter,
Electronics industry, post and telecommunications, metal-processing industry, textile industry, optical articles, fine chemistry industry etc. are all related to cleaning behaviour in a large number
Make.Investigation display HCFCs consumption enterprise have family more than 400, the HCFCs of consumption based on HCFC-141b, with a small amount of HCFC-
225.These enterprises are widely present in the industrial circles such as disposable medical instrument, electronics and intermetallic composite coating.In disposable medical device
Tool sub-industry, the needle point silication of disposable pin class and the inwall silication of disposable syringe must use silicone oil, to increase its profit
Slip, because conventional silicon oil viscosity is larger, ODS HCFC-141b and HCFC-225 is wide as Silicon oil thinner
General use.At present, the HCFC-141b of use mainly has two kinds of purposes, and one is to use as Silicon oil thinner, for needle point and note
Emitter inwall silicidation, two is to use as abluent, for the cleaning of pin and pin frock processed.China's medical device industry
The year usage amount of HCFCs is about 1300 tons about.In fulfilment of Ozonosphere protection international convention, eliminate on schedule HCFC-141b and
HCFC-225, Chinese Government eliminates plan to the cleaning industry HCFCs first stage that Montreal Protocol Multilateral Fund is declared
Granted in November, 2011, second stage is eliminated plan and is started for 2015, and in May, 2016 is granted, completes this before plan the year two thousand twenty
Industry HCFCs completely superseded.
In order to ensure needle point silicidation quality, reduce the usage amount of HCFC-141b and silicone oil, reduce as much as possible
The discharge capacity of ozone-layer depleting substance HCFC-141b, eliminates hidden danger in needle point silicidation it is ensured that producers
Life, healthy and safe, the property loss of minimizing enterprise, reduce the production cost of needle point silicidation, applicant invents further
A kind of for preventing diluent from volatilizing in needle point silicidation, prevent the oil supply system of diluent and silicone oil layering, it can manage
Solve above-mentioned problems present in medical needle point silicidation process with thinking.
Content of the invention
It is an object of the invention to provide a kind of medical needle silicidation prevents the oil supply system of diluent volatilization, it can be big
Amplitude reduces the volatile quantity of diluent, eliminates all kinds of problems causing because of diluent volatilization, overcomes prior art Shortcomings.
The present invention adopts the following technical scheme that to realize：
A kind of medical needle silicidation prevents the oil supply system of diluent volatilization, it is characterized in that：Deposit including sealing is all mixed
Oily device, adjustable fuel delivery device and silicidation pond, all mixed trapped fuel device of described sealing includes trapped fuel case, uniaxial pressure balance
Valve, controlled fuel filler neck, oil exit pipe and draining valve, controlled fuel filler neck is arranged on trapped fuel case, and communicates with trapped fuel box cavity, silicone oil
Pass through controlled fuel filler neck with the mixed liquor of diluent to inject in trapped fuel case；Uniaxial pressure balanced valve is arranged on trapped fuel case, and with
The air chamber of trapped fuel case communicates, and one end of oil exit pipe is communicated with the intracavity bottom of trapped fuel case, and the other end of oil exit pipe passes through oil extraction
Valve is communicated with the external world；Adjustable fuel delivery device is arranged on sealing and all mixes between trapped fuel device and silicidation pond.
Further, all mixed trapped fuel device of described sealing also includes the agitating device for the treatment of fluid, the stirring parts in agitating device
It is arranged in trapped fuel case, and be located in treatment fluid.
Further, all mixed trapped fuel device of described sealing also includes liquid level charactron, and liquid level charactron is arranged on trapped fuel case,
The lower end of liquid level charactron is communicated with the intracavity bottom of trapped fuel case, the control air cavity phase of the upper end of liquid level charactron and trapped fuel box cavity
Logical.
Further, described adjustable fuel delivery device includes fuel sucking pipe, oil transfer pump, flowline, three way cock, oil feed line, divides
Flow tube road, fuel control valve, shunting valve and return line, fuel sucking pipe is communicated with the intracavity bottom of trapped fuel case, fuel sucking pipe, defeated
Oil pump, flowline and three way cock's series connection, oil feed line and distribution pipeline are connected with three way cock respectively, set in oil feed line
There is fuel control valve, distribution pipeline is provided with shunting valve；Described silicidation pond includes processing pond and oil spilling groove, oil spilling
Communicated by top oil spilling breach between groove and processing pond, the height of top oil spilling breach and pre-set level height phase in processing pond
With return line is connected between oil spilling groove and trapped fuel case；Fuel sucking pipe is communicated with the trapped fuel chamber in trapped fuel case, the going out of oil feed line
Oily end is communicated with processing pond, and the oil outlet end of distribution pipeline is communicated with trapped fuel box cavity.
Further, described processing pond is strip slot, and its width is 5～20 millimeters.
Further, it is provided with oil trap in the outside of processing pond, is provided with closed cover in the opening of oil trap, processing
Side plate between pond and oil trap is provided with spout hole, the predetermined level height of the minimum point rational height of spout hole and processing pond
Place is identical.
Further, it is provided with oil spilling reflux between oil trap and trapped fuel case.
Further, the oil outlet end of oil feed line is arranged on bottom or the side of processing pond either end.
Further, the oil outlet end of oil feed line is arranged on the bottom of processing pond either end, is provided with anti-above oil outlet end
Splash plate.
Further, the oil outlet end of oil feed line is arranged in the arbitrary end side surface of processing pond.
The operation principle of the present invention is as follows：
When needing the treatment fluid to trapped fuel case interpolation HCFC-141b and silicone oil mixture, open controlled fuel filler neck and can mend
To injection, in trapped fuel case, addition observes judgement it is ensured that the inner cavity top of trapped fuel case has space according to liquid level charactron,
HCFC-141b and silicone oil add terminate after will be airtight for controlled fuel filler neck, so that the inner chamber of trapped fuel case is hedged off from the outer world；
HCFC-141b in trapped fuel case and silicone oil to realize uniform stirring by agitating device, thus ensureing filling for the treatment of fluid
Divide uniformity, the inner chamber of trapped fuel case to be automatically obtained by uniaxial pressure balanced valve with extraneous pressure balance, when treatment fluid consumption
During decline, the pressure in inner chamber will decline, and now uniaxial pressure balanced valve automatically opens up, and supplements air into trapped fuel case, from
And keep trapped fuel box cavity pressure and ambient pressure to balance, thus ensureing the process liquid energy constant voltage output in trapped fuel case, normal pressure returns
Stream, uniaxial pressure balanced valve can only supplement air into trapped fuel case, and the gas in trapped fuel case can not flow out, and thus can thoroughly shut out
HCFC-141b volatilization absolutely in trapped fuel case.In the present invention, all mixed trapped fuel device of sealing is to prevent HCFC-141b volatilization excessive
First technology critical point.It both can guarantee that the uniform mixing of silicidation liquid, concentration be stable, raw material is not stratified, can guarantee that again
Process liquid constant-pressure output and normal pressure reclaims, it is to ensure that shifting to an earlier date of medical needle point silicidation quality, has prevented opened type liquid storage
The case HCFC-141b uncontrollable defect of volatilization, is also the basis reducing HCFC-141b and silicon oil dosage to greatest extent.
Silicidation liquid in trapped fuel case supplies three way cock by oil transportation pumping, that is, by the process with pressure of oil transportation pumped
Liquid is conveyed to three way cock from fuel sucking pipe and flowline, from three way cock Fen Ertiao road shunting, first shunting route be by
Oil feed line feeds treatment fluid to processing pond, and Article 2 shunting route is, by distribution pipeline, unnecessary treatment fluid is back to trapped fuel
In case, the flow that oil feed line feeds treatment fluid to processing pond is determined by fuel control valve and shunting valve synergic adjustment, protects
Card make-up flow is close with the amount that silicidation is consumed, and is provided with oil spilling groove, oil spilling groove and processing pond in the side of processing pond
Between communicated by top oil spilling breach, the height of top oil spilling breach is highly identical with pre-set level in processing pond, oil return pipe
Road is connected between oil spilling groove and trapped fuel case；So, the treatment fluid in trapped fuel case constantly can either be fed processing pond, make silication
Treatment fluid in processing pond and trapped fuel case realizes flow circuit it is ensured that treatment fluid even concentration, thus ensureing silicidation quality.
If arranging oil trap in the outside of processing pond, being provided with oil spilling reflux between oil trap and trapped fuel case, then can
May excessive a small amount for the treatment of fluid will collect with needle point silicidation process during start debugging, by oil spilling reflux
Flow in trapped fuel case, treatment fluid can be recycled to greatest extent, because, in whole oil supply system, only processing pond has very
Narrow strip slot is communicated with the external world, and the volatilization area of HCFC-141b only has the 1/50～1/30 of prior art, therefore significantly
Decrease the HCFC-141b excessive amount of volatilization in treatment fluid.It has been inherently eliminated in prior art because HCFC-141b volatilization is outer
Overflow and measure the various defects of excessive initiation.
Brief description
Fig. 1 is the structural representation of prior art；
Fig. 2 is the structural representation of the present invention；
Fig. 3 is a kind of structural representation in adjustable fuel delivery device and silicidation pond in the present invention；
Fig. 4 is the structural representation of all mixed trapped fuel device of sealing；
Fig. 5 is A-A cutaway view Amplified image in Fig. 2, i.e. the structural representation in silicidation pond；
Fig. 6 is B-B cutaway view Amplified image in Fig. 2；
Fig. 7 is the partial enlarged drawing at I in Fig. 5.
In figure：1- sealing all mixes trapped fuel device；2- is adjustable fuel delivery device；3- silicidation pond；4- oil spilling reflux；5-
Fluid level control device；11- trapped fuel case；12- uniaxial pressure balanced valve；The controlled fuel filler neck of 13-；14- oil exit pipe；15- draining valve；
16- agitating device；17- liquid level charactron；21- fuel sucking pipe；22- oil transfer pump；23- flowline；24- three way cock；25- fuel feed pump
Road；26- distribution pipeline；27- fuel control valve；28- shunting valve；29- return line；31- processing pond；32- oil spilling groove；
33- top oil spilling breach；34- oil trap；35- closed cover；36- spout hole；37- splash-back.
Specific embodiment
Specific embodiment below in conjunction with the brief description present invention in embodiment：
Embodiment 1：A kind of medical needle silicidation prevents the oil supply system of diluent volatilization, as shown in Figure 2 to 7,
It includes all mixed trapped fuel device 1 of sealing, adjustable fuel delivery device 2, silicidation pond 3, oil spilling reflux 4 and fluid level control device
5, all mixed trapped fuel device 1 of described sealing includes trapped fuel case 11, uniaxial pressure balanced valve 12, controlled fuel filler neck 13, oil exit pipe 14 and
Draining valve 15, agitating device 16 and liquid level charactron 17, controlled fuel filler neck 13 is arranged on the either side of trapped fuel case 11, and with
Trapped fuel case 11 inner chamber communicates, and the mixed liquor of silicone oil and diluent passes through controlled fuel filler neck 13 and injects in trapped fuel case 11；Described stirring
Agitator arm in device 16 is arranged in trapped fuel case 11, and is located in fluid, and agitator arm is driven by stirring motor, unidirectional pressure
Dynamic balance valve 12 is arranged on trapped fuel case 11 top surface, and communicates with the air chamber of trapped fuel case 11 inner chamber, and liquid level charactron 17 is arranged
On trapped fuel case 11 side, the lower end of liquid level charactron 17 is communicated with the intracavity bottom of trapped fuel case 11, liquid level charactron 17 upper
End is communicated with the air chamber of trapped fuel case 11 inner chamber, and one end of oil exit pipe 14 is communicated with the intracavity bottom of trapped fuel case 11, oil exit pipe 14
The other end communicated with the external world by draining valve 15；Adjustable fuel delivery device 2 includes fuel sucking pipe 21, oil transfer pump 22, flowline 23, three
Pass joint 24, oil feed line 25, distribution pipeline 26, fuel control valve 27, shunting valve 28 and return line 29, fuel sucking pipe 21
Communicate with the intracavity bottom of trapped fuel case 11, fuel sucking pipe 21, oil transfer pump 22, flowline 23 and three way cock 24 connect, oil feed line
25 and distribution pipeline 26 be connected with three way cock 24 respectively, oil feed line 25 is provided with fuel control valve 27, in distribution pipeline
It is provided with shunting valve 28 in 26；Described silicidation pond 3 includes processing pond 31 and oil spilling groove 32, and described processing pond 31 is strip
Groove, its width is 12 millimeters, is communicated by top oil spilling breach 33, top oil spilling breach 33 between oil spilling groove 32 and processing pond 31
Height highly identical with pre-set level in processing pond 31, return line 29 is connected between oil spilling groove 32 and trapped fuel case 11；Inhale
Oil pipe 21 is communicated with the trapped fuel chamber in trapped fuel case 11, and the oil outlet end of oil feed line 25 is arranged on the bottom of processing pond 31 either end,
It is provided with splash-back 37 above oil outlet end, the oil outlet end of distribution pipeline 26 is communicated with trapped fuel case 11 inner chamber.
Embodiment 2：Difference from Example 1 is：In this example, the outside in processing pond 31 is provided with oil trap 34,
Oil trap 34 is enclosed slot, and that is, the opening in oil trap 34 is provided with closed cover 35, between processing pond 31 and oil trap 34
Side plate be provided with spout hole 36, the minimum point rational height of spout hole 36 is identical with the predetermined level height of processing pond 31；
It is designed with oil trap 34 in the both sides of processing pond 31, be provided with oil spilling reflux 4, fuel feeding between oil trap 34 and trapped fuel case 11
The oil outlet end of pipeline 25 is arranged on the side of processing pond 31 either end.
Embodiments of the present invention are a lot, and here is not enumerated one by one, if using airtight trapped fuel case, adjustable fuel delivery device,
All technical schemes of fillet processing pond combination are all within protection scope of the present invention.
Claims (10)
1. a kind of medical needle silicidation prevents the oil supply system of diluent volatilization, it is characterized in that：All mix trapped fuel including sealing
Device (1), adjustable fuel delivery device (2) and silicidation pond (3), all mixed trapped fuel device (1) of described sealing include trapped fuel case (11),
Uniaxial pressure balanced valve (12), controlled fuel filler neck (13), oil exit pipe (14) and draining valve (15), controlled fuel filler neck (13) is arranged on
On trapped fuel case (11), and communicate with trapped fuel case (11) inner chamber, the mixed liquor of silicone oil and diluent passes through controlled fuel filler neck (13) and notes
Enter in trapped fuel case (11)；Uniaxial pressure balanced valve (12) is arranged on trapped fuel case (11), and the air with trapped fuel case (11) inner chamber
Chamber communicates, and one end of oil exit pipe (14) is communicated with the intracavity bottom of trapped fuel case (11), and the other end of oil exit pipe (14) passes through oil extraction
Valve (15) is communicated with the external world；Adjustable fuel delivery device (2) is arranged on sealing and all mixes between trapped fuel device (1) and silicidation pond (3).
2. medical needle silicidation prevents the oil supply system of diluent volatilization according to claim 1, it is characterized in that：Described
The all mixed trapped fuel device (1) of sealing also includes the agitating device (16) for the treatment of fluid, and the stirring parts in agitating device (16) are arranged on deposits
In fuel tank (11), and it is located in treatment fluid.
3. medical needle silicidation prevents the oil supply system of diluent volatilization according to claim 1, it is characterized in that：Described
Sealing is all mixed, and trapped fuel device (1) also includes liquid level charactron (17), liquid level charactron (17) is arranged on trapped fuel case (11), liquid level
The lower end of display tube (17) is communicated with the intracavity bottom of trapped fuel case (11), and the upper end of liquid level charactron (17) is interior with trapped fuel case (11)
The air chamber in chamber communicates.
4. medical needle silicidation prevents the oil supply system of diluent volatilization according to claim 1, it is characterized in that：Described
Adjustable fuel delivery device (2) includes fuel sucking pipe (21), oil transfer pump (22), flowline (23), three way cock (24), oil feed line
(25), distribution pipeline (26), fuel control valve (27), shunting valve (28) and return line (29), fuel sucking pipe (21) with deposit
The intracavity bottom of fuel tank (11) communicates, fuel sucking pipe (21), oil transfer pump (22), flowline (23) and three way cock (24) series connection, supplies
Oil pipe line (25) and distribution pipeline (26) are connected with three way cock (24) respectively, are provided with fuel control valve in oil feed line (25)
(27), distribution pipeline (26) is provided with shunting valve (28)；Described silicidation pond (3) includes processing pond (31) and oil spilling
Groove (32), is communicated by top oil spilling breach (33) between oil spilling groove (32) and processing pond (31), top oil spilling breach (33)
Height is highly identical with pre-set level in processing pond (31), return line (29) be connected to oil spilling groove (32) and trapped fuel case (11) it
Between；Fuel sucking pipe (21) is communicated with the trapped fuel chamber in trapped fuel case (11), and the oil outlet end of oil feed line (25) is communicated with processing pond (31),
The oil outlet end of distribution pipeline (26) is communicated with trapped fuel case (11) inner chamber.
5. medical needle silicidation prevents the oil supply system of diluent volatilization according to claim 4, it is characterized in that：Described
Processing pond (31) is strip slot, and its width is 5～20 millimeters.
6. medical needle silicidation according to claim 4 or 5 prevents the oil supply system of diluent volatilization, it is characterized in that：
It is provided with oil trap (34) in the outside of processing pond (31), is provided with closed cover (35) in the opening of oil trap (34), processing
Side plate between pond (31) and oil trap (34) is provided with spout hole (36), the minimum point rational height of spout hole (36) and process
Identical at the predetermined level height in pond (31).
7. medical needle silicidation prevents the oil supply system of diluent volatilization according to claim 6, it is characterized in that：In collection
It is provided with oil spilling reflux (4) between oil groove (34) and trapped fuel case (11).
8. medical needle silicidation prevents the oil supply system of diluent volatilization according to claim 4, it is characterized in that：Fuel feeding
The oil outlet end of pipeline (25) is arranged on bottom or the side of processing pond (31) either end.
9. medical needle silicidation prevents the oil supply system of diluent volatilization according to claim 4, it is characterized in that：Fuel feeding
The oil outlet end of pipeline (25) is arranged on the bottom of processing pond (31) either end, is provided with splash-back (37) above oil outlet end.
10. medical needle silicidation prevents the oil supply system of diluent volatilization according to claim 4, it is characterized in that：For
The oil outlet end of oil pipe line (25) is arranged in the arbitrary end side surface of processing pond (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610949847.3A CN106395724A (en) | 2016-10-26 | 2016-10-26 | Oil supply system capable of preventing diluent from volatilizing during silicification of medical syringe needles |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610949847.3A CN106395724A (en) | 2016-10-26 | 2016-10-26 | Oil supply system capable of preventing diluent from volatilizing during silicification of medical syringe needles |
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| CN106395724A true CN106395724A (en) | 2017-02-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610949847.3A Pending CN106395724A (en) | 2016-10-26 | 2016-10-26 | Oil supply system capable of preventing diluent from volatilizing during silicification of medical syringe needles |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107632641A (en) * | 2017-10-25 | 2018-01-26 | 河南曙光汇知康生物科技股份有限公司 | Manufacture medicine equipment silicone oil temperature control method and device |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1070455A (en) * | 1992-08-20 | 1993-03-31 | 浙江大学 | Semi-opened hydraulic circulation oil line system |
| CN101216009A (en) * | 2007-12-28 | 2008-07-09 | 联合汽车电子有限公司 | Automobile fuel dispensing tube oil supply test stand |
| JP2008221188A (en) * | 2007-03-15 | 2008-09-25 | Shimada Phys & Chem Ind Co Ltd | Coating unit |
| CN201676562U (en) * | 2010-05-25 | 2010-12-22 | 王彦军 | Vacuum purifying device of steam turbine generator shaft sealing system |
| CN202465881U (en) * | 2012-02-24 | 2012-10-03 | 重庆钢铁(集团)有限责任公司 | Hydrochloric acid replenishment system |
| CN103861777A (en) * | 2014-03-19 | 2014-06-18 | 深圳市新嘉拓自动化技术有限公司 | Material box structure of gravure coating machine |
| CN104889033A (en) * | 2015-04-15 | 2015-09-09 | 宁波北仑雷奥自动化设备有限公司 | Glue dipping tank provided with stirring mechanism |
| CN204872289U (en) * | 2015-08-26 | 2015-12-16 | 成都杰晟蜀邦新材料科技有限公司 | Storage tank liquid seal device |
| CN205128335U (en) * | 2015-11-25 | 2016-04-06 | 浙江一益医疗器械有限公司 | Silicon oil device is inhaled in automation on needle tubing production line |
| CN206142811U (en) * | 2016-10-26 | 2017-05-03 | 江苏康友医用器械有限公司 | First siliconizing treatment of medical syringe prevents volatile oil feeding system of diluent |
-
2016
- 2016-10-26 CN CN201610949847.3A patent/CN106395724A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1070455A (en) * | 1992-08-20 | 1993-03-31 | 浙江大学 | Semi-opened hydraulic circulation oil line system |
| JP2008221188A (en) * | 2007-03-15 | 2008-09-25 | Shimada Phys & Chem Ind Co Ltd | Coating unit |
| CN101216009A (en) * | 2007-12-28 | 2008-07-09 | 联合汽车电子有限公司 | Automobile fuel dispensing tube oil supply test stand |
| CN201676562U (en) * | 2010-05-25 | 2010-12-22 | 王彦军 | Vacuum purifying device of steam turbine generator shaft sealing system |
| CN202465881U (en) * | 2012-02-24 | 2012-10-03 | 重庆钢铁(集团)有限责任公司 | Hydrochloric acid replenishment system |
| CN103861777A (en) * | 2014-03-19 | 2014-06-18 | 深圳市新嘉拓自动化技术有限公司 | Material box structure of gravure coating machine |
| CN104889033A (en) * | 2015-04-15 | 2015-09-09 | 宁波北仑雷奥自动化设备有限公司 | Glue dipping tank provided with stirring mechanism |
| CN204872289U (en) * | 2015-08-26 | 2015-12-16 | 成都杰晟蜀邦新材料科技有限公司 | Storage tank liquid seal device |
| CN205128335U (en) * | 2015-11-25 | 2016-04-06 | 浙江一益医疗器械有限公司 | Silicon oil device is inhaled in automation on needle tubing production line |
| CN206142811U (en) * | 2016-10-26 | 2017-05-03 | 江苏康友医用器械有限公司 | First siliconizing treatment of medical syringe prevents volatile oil feeding system of diluent |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107632641A (en) * | 2017-10-25 | 2018-01-26 | 河南曙光汇知康生物科技股份有限公司 | Manufacture medicine equipment silicone oil temperature control method and device |
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