CN205562163U - Pinhole patency testing arrangement - Google Patents
Pinhole patency testing arrangement Download PDFInfo
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- CN205562163U CN205562163U CN201620413370.2U CN201620413370U CN205562163U CN 205562163 U CN205562163 U CN 205562163U CN 201620413370 U CN201620413370 U CN 201620413370U CN 205562163 U CN205562163 U CN 205562163U
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Abstract
The utility model discloses a pinhole patency testing arrangement, including the intercommunication route, the first opening and the device intercommunication that amplifys of intercommunication route, the second opening and the syringe intercommunication that awaits measuring of intercommunication route, the corresponding measuring tool that sets up in syringe below awaits measuring, the device that amplifys includes the increase container of splendid attire solution, is equipped with the piston in the container that amplifys, and piston upper portion sets up the heavy object. The utility model discloses the test result precision is high, satisfies product quality control requirement completely. The utility model discloses purchasing cost economy, the sexual valence relative altitude. The utility model discloses simple structure, convenient operation. The utility model discloses be satisfied with under national standard's the prerequisite, whole test procedure measuring result is accurate, and efficiency of software testing greatly improves, and simple structure has reduced test cost.
Description
Technical field
The utility model belong to pre-encapsulated injector produce detection field, relate to for pre-encapsulated injector stainless pin about
The test device of pin hole patency.
Background technology
Pre-encapsulated injector has No clean in Clinical practice, exempts to sterilize, exempt from the feature that knurl fills, and reduces to greatest extent
From produce to use during spent artificial and cost, therefore, its demand is greatly increased by market.
Carrying out testing for the quality of pre-encapsulated injector mainly needs to test the patency of syringe pin hole, existing
The test device of relevant pre-encapsulated injector pin hole patency the most immature, the most perfect mechanism detects inoculated accurately
The patency of envelope syringe stainless pin, this makes product quality that the process popularization of control is obstructed, final to the actual application of product
Bring hidden danger.
Utility model content
The purpose of this utility model is for overcoming above-mentioned the deficiencies in the prior art, in order to ensure the quality of pre-encapsulated injector, root
According to standard-required to pre-encapsulated injector in Chinese Pharmacopoeia (2015), it is provided that a kind of simple in construction, low cost, high efficiency
The unobstructed system safety testing device of pre-encapsulated injector pin hole.
For achieving the above object, the utility model employing following technical proposals:
The unobstructed system safety testing device of pin hole, including communication paths, the first opening of described communication paths connects with amplification device, even
Second opening on road connects with syringe to be measured all；Measurer, described amplification device it is correspondingly arranged below described syringe to be measured
Including the amplification container of splendid attire solution, being provided with piston in amplification container, upper piston area arranges weight.It is fixed that amplification container contents is received
The water of amount volume, weight produces quantitative hydraulic pressure to the water of determined volume in amplification container, and piston accepts hydraulic pressure, and measurer is surveyed
Measure the syringe to be measured water yield at test process, and then the patency of comparison syringe needle to be measured.
Further, described communication paths is additionally provided with the 3rd opening and is connected with device for pressure measurement；Pressure test device tests institute
State the hydraulic pressure in amplification container.
Preferably, a spheroidal container it is provided with in the middle part of described communication paths；Make the solution in amplification container to flow directly into treat
In survey syringe, after stopping at spheroidal container, enter back into syringe to be measured, the solution flowing into syringe can be played one
Determine control action.
Described spheroidal container and the first opening, the second opening, the 3rd opening all connect.
Or further, described amplification container is connected with device for pressure measurement；Pressure test device is tested in described amplification container
Hydraulic pressure.
Preferably, a spheroidal container it is provided with in the middle part of described communication paths.
Described spheroidal container and the first opening, the second opening all connect.
Described device for pressure measurement is Pressure gauge.
Described weight is counterweight.
Described device also includes timer；The time of record test process.
The unobstructed system safety testing device of pin hole, including communication paths, the first opening of described communication paths connects with amplification device, even
Second opening on road connects with syringe to be measured all；Measurer, described amplification device it is correspondingly arranged below described syringe to be measured
Including the amplification container of splendid attire solution, being provided with piston in amplification container, piston is connected with power set by push rod.Amplification is held
Being provided with piston in device, piston is connected with power set by push rod, and power set drive push rod to move down.In amplification container
Accommodating the water of determined volume, push rod produces quantitative hydraulic pressure to the water of determined volume in amplification container, and piston accepts hydraulic pressure,
Gage measuring syringe to be measured is in the water yield of test process, and then the patency of comparison syringe needle to be measured.
Further, described power set are connected with ECU；Power set running is controlled, by regulation by ECU
Motor push rod speed regulates stablizing of internal syringe compression, the convenient control to internal syringe compression.
Further, described communication paths or amplification container are connected with pressure sensor, pressure sensor and ECU communication；
Pressure within pressure sensor indirect detection syringe.
Further, described communication paths is connected with flow sensor, flow sensor and ECU communication；Flow sensing
The device test fluid flow by pin hole.
The beneficial effects of the utility model are:
(1) the utility model test result precision is high, fully meets control of product quality requirement.
(2) the utility model purchase cost economy, cost performance is high.
(3) the utility model simple in construction, easy to operate.
(4) the utility model is on the premise of being satisfied with national standard, and whole test process measurement result is accurate, testing efficiency
It is greatly improved, simple in construction, reduces testing cost.
(5) the utility model arranges the devices such as ECU, power set, push rod, can be controlled syringe by ECU
In pressure, the pressure in detection syringe, detection flow through the fluid flow of pin hole, can with full-automatic testing pin hole patency,
Without manual operation, improve testing efficiency and the degree of accuracy.
Accompanying drawing explanation
Fig. 1 is that the utility model tests apparatus structure schematic diagram；
Fig. 2 is that another embodiment of the utility model tests apparatus structure schematic diagram；
In figure, 1 three-way connector, 2 amplification containers, 3 counterweights, 4 pistons, 5 pressure test devices, 6 syringes to be measured,
7 measurers, 8 push rods, 9 motors, 10 ECUs, 11 pressure sensors, 12 flow sensors, 13 communication paths.
Detailed description of the invention
With embodiment, the utility model is further illustrated below in conjunction with the accompanying drawings.
In order to be illustrated more clearly that the technical scheme in the utility model embodiment, in embodiment being described below required for make
Accompanying drawing be briefly described, it should be apparent that, below describe in accompanying drawing be only embodiments more of the present utility model,
For those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain according to these accompanying drawings
Other accompanying drawing.
Embodiment 1:
As it is shown in figure 1, pre-encapsulated injector pin hole patency device, including three-way connector 1, three-way connector 1 connects expansion
Be installed in addition with put, pressure test device 5, syringe to be measured 6.Also include time equipments of recording, the time of record test process.
Amplification device ensures that the water yield flowing through sample to be tested is abundant.Amplification device, including amplification container 2, counterweight 3 and piston
4, accommodate the water of determined volume in amplification container 2；Counterweight 3 produces quantitative water to the water of determined volume in amplification container 2
Pressure；Piston 4 accepts hydraulic pressure.
Pressure test device 5 tests the hydraulic pressure in described amplification container.Pressure test device 5 is not limited to be connected to threeway
On connector 1, it is also possible to be connected to expand on container 2.
Syringe 6 connecting tee connector 1 to be measured, the underlying measurer of syringe 67 to be measured, institute in certain time measured by measurer 7
State the water yield that syringe 6 to be measured flows out.
Three-way connector 1 is not limited to arrange three interfaces, and the position of interface is also not limited to the position in Fig. 1.
Pre-encapsulated injector pin hole patency device to test principle is:
Being injected by enough water in amplification container 2, the water yield is more than or equal to 50ml, the interior evacuation of air as far as possible of amplification container 2.Will
Syringe 6 to be measured is fixed on three-way connector 1, and measurer 7 is placed in syringe to be measured 6 times.
Counterweight 3 being placed in piston 4 upper end, by the Action of Gravity Field of counterweight 3, piston 4 is produced certain pressure, pressure passes
Be delivered in amplification container 2 is waterborne, produces hydraulic pressure, and this hydraulic pressure can show on pressure test device 5.Surveyed by measurer 7
The water yield in a period of time of amount time equipments of recording record, the water yield and the ratio of time are under certain pressure by be tested
The flow of sample.Change sample to be tested into standard needle, carry out same operation, obtain the flow of standard needle.According to China
Standard-required to pre-encapsulated injector in pharmacopeia (2015): " take this product appropriate, can freely lead to the cleansing pin of table 4 regulation
Crossing or under the hydraulic pressure of no more than 100KPa, flow should be not less than the pin of the minimum diameter of regulation in same outer diameter and length and table 4
Pipe, the 80% of flow under the same conditions." contrast whether sample to be tested meets standard-required.
Embodiment 2:
As in figure 2 it is shown, the unobstructed system safety testing device of full automatic pin hole, including communication paths 13, the first of communication paths 13 opens
Mouth connects with amplification device, and the second opening of communication paths 13 connects with syringe 6 to be measured；Correspondence below syringe 6 to be measured
Arranging measurer 7, amplification device includes the amplification container 2 containing solution, is provided with piston 4 in amplification container 2, and piston 4 passes through
Push rod 8 is connected with motor 9.Motor 9 drives push rod 8 to move down, and amplification is held, and accommodates the water of determined volume, push rod in 2
8 produce quantitative hydraulic pressure to the water of determined volume in amplification container 2, and piston 4 accepts hydraulic pressure, and injection to be measured measured by measurer 7
Device is in the water yield of test process, and then the patency of comparison syringe needle to be measured.
Push rod 8 is electric pushrod, and push rod 8 is vertical with motor 9 to be connected, and motor 9 is connected by turbine and worm with push rod 8；
Also or can be in parallel with push rod 8 by motor 9, motor 9 be connected by gear with push rod 8；Or motor 9 and push rod 8
Parallel connection, motor 9 is attached by Timing Belt with push rod 8.
Motor 9 is connected with ECU 10；Controlled motor 9 by ECU 10 to operate, by regulation motor push rod speed
Regulate stablizing of internal syringe compression, the convenient control to internal syringe compression.ECU 10 can be carried out automatically
Timing.
Amplification container 2 is connected with pressure sensor 11, and pressure sensor 11 communicates with ECU 10；Pressure sensor 11
Pressure within indirect detection syringe 6.Pressure sensor 11 can also be arranged and be connected with communication paths 13.
Arranging flow sensor 12 in communication paths 13, flow sensor 12 communicates with ECU 10；Flow sensor
12 tests fluid flow by pin hole.
The test philosophy of the full-automatic unobstructed system safety testing device of pin hole:
Motor 9 is connected with push rod 8, can drive push rod 8 stretching motion, and velocity magnitude is controlled by ECU 10, by adjusting
Joint motor push rod speed regulates stablizing of internal syringe compression；The direct or indirect ligation amplification container 2 of pressure sensor 11,
Can detect the pressure within syringe 6, motor 9, pressure sensor 11, ECU 10 form an effective closed-loop control；
Amplification container 2 connection traffic sensor 12, can select electronic flowmeter, electronic flowmeter to be connected with syringe 6, electronics
Flowmeter is for testing the fluid flow by pin hole；Motor 9, pressure sensor 11, flow sensor 12 all with automatically controlled list
Unit 10 is connected, and ECU realizes the collection of above-mentioned signal and controls, to realize full-automatic testing.
Although detailed description of the invention of the present utility model is described by the above-mentioned accompanying drawing that combines, but not the utility model is protected
Protecting the restriction of scope, one of ordinary skill in the art should be understood that on the basis of the technical solution of the utility model, this area
Technical staff need not to pay various amendments that creative work can make or deformation still protection domain of the present utility model with
In.
Claims (10)
1. the unobstructed system safety testing device of pin hole, is characterized in that, including communication paths, the first opening of described communication paths and amplification
Device connects, and the second opening of communication paths connects with syringe to be measured；It is correspondingly arranged measurer below described syringe to be measured,
Described amplification device includes the amplification container containing solution, is provided with piston in amplification container, and upper piston area arranges weight.
Testing device the most as claimed in claim 1, it is characterized in that, described communication paths is additionally provided with the 3rd opening and surveys with pressure
Amount device connects.
Test device the most as claimed in claim 2, it is characterized in that, in the middle part of described communication paths, be provided with a spheroidal container；
Described spheroidal container and the first opening, the second opening, the 3rd opening all connect.
Testing device the most as claimed in claim 1, it is characterized in that, described amplification container is connected with device for pressure measurement.
Test device the most as claimed in claim 4, it is characterized in that, in the middle part of described communication paths, be provided with a spheroidal container；
Described spheroidal container and the first opening, the second opening all connect.
Test device the most as claimed in claim 1, it is characterized in that, also include timer.
7. the unobstructed system safety testing device of pin hole, is characterized in that, including communication paths, the first opening of described communication paths and amplification
Device connects, and the second opening of communication paths connects with syringe to be measured；It is correspondingly arranged measurer below described syringe to be measured,
Described amplification device includes the amplification container containing solution, is provided with piston in amplification container, and piston passes through push rod and power set
Connect.
Testing device the most as claimed in claim 7, it is characterized in that, described power set are connected with ECU.
Test device the most as claimed in claim 8, it is characterized in that, described communication paths or amplification container and pressure sensor
Connect, pressure sensor and ECU communication.
Testing device the most as claimed in claim 8, it is characterized in that, described communication paths is connected with flow sensor, stream
Quantity sensor and ECU communication.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620413370.2U CN205562163U (en) | 2016-05-06 | 2016-05-06 | Pinhole patency testing arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620413370.2U CN205562163U (en) | 2016-05-06 | 2016-05-06 | Pinhole patency testing arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205562163U true CN205562163U (en) | 2016-09-07 |
Family
ID=56803756
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620413370.2U Active CN205562163U (en) | 2016-05-06 | 2016-05-06 | Pinhole patency testing arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205562163U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109186966A (en) * | 2018-06-30 | 2019-01-11 | 武汉佰起科技有限公司 | A kind of clamped bottle piston sliding property experimental rig and method |
| CN109443875A (en) * | 2018-12-10 | 2019-03-08 | 华南农业大学 | A kind of Solid Phase Extraction pressure aid device and system |
-
2016
- 2016-05-06 CN CN201620413370.2U patent/CN205562163U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109186966A (en) * | 2018-06-30 | 2019-01-11 | 武汉佰起科技有限公司 | A kind of clamped bottle piston sliding property experimental rig and method |
| CN109186966B (en) * | 2018-06-30 | 2020-09-01 | 武汉佰起科技有限公司 | Device and method for testing sliding property of piston of cassette bottle |
| CN109443875A (en) * | 2018-12-10 | 2019-03-08 | 华南农业大学 | A kind of Solid Phase Extraction pressure aid device and system |
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| GR01 | Patent grant |