CN203148669U - Flow characteristic tester for injector - Google Patents
Flow characteristic tester for injector Download PDFInfo
- Publication number
- CN203148669U CN203148669U CN 201320161050 CN201320161050U CN203148669U CN 203148669 U CN203148669 U CN 203148669U CN 201320161050 CN201320161050 CN 201320161050 CN 201320161050 U CN201320161050 U CN 201320161050U CN 203148669 U CN203148669 U CN 203148669U
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- flow characteristic
- syringe
- communication module
- main frame
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Abstract
The utility model discloses a flow characteristic tester for an injector. The flow characteristic tester comprises a main machine and a test machine, wherein the main machine comprises a main machine rack, as well as an injector clamping mechanism, a transmission mechanism, a control unit, a communication module and a power supply module which are installed on the main machine rack; the transmission mechanism is connected with the injector clamping mechanism; the power supply module is connected with the control unit, the communication module and the transmission mechanism; the control unit is connected with the communication module and the transmission mechanism; the test machine comprises a balance support, an electronic balance, a water groove and an injection needle; the electronic balance is installed on the balance support; the water groove is formed in the electronic balance; the injection needle is installed in the water groove via the balance support; the electronic balance is connected with the communication module via a communication wire; and the injection needle is connected with the injector clamping mechanism via a hose. The flow characteristic tester disclosed by the utility model is simple in structure, low in cost, high in intellectualization degree, and capable of greatly increasing the use efficiency of detection personnel.
Description
Technical field
The utility model relates to a kind of discharge characteristic tester, relates in particular to a kind of injector current flow characteristic tester.
Background technology
The topmost normative reference of injector current flow characteristic tester is 50.4 clause assay methods among the GB 9706.27-2005.Present domestic syringe sampling pump product also is this method that adopts, and has only the instrument of injector drive, the equipment that does not have the injector current flow characteristic to detect.The domestic balance measurement calculation mode that generally adopts draws parameter relatively, and this mode exists automaticity low, and measuring error is big, operate loaded down with trivial details relatively, problems such as inefficiency, poor compatibility; And because drives structure is not steady, can cause more mistake, can not satisfy many specifications syringe and measure requirement.
Because the operation of conventional injector discharge characteristic tester is not steady, in service have a vibration, so bearing accuracy is low, and clamping syringe inconvenience, to all size syringe poor compatibility, the repetitive operation complexity, changing the syringe specification bothers more, and can't show syringe mensuration discharge characteristic in real time, therefore, need a kind of simple in structure, with low cost, intelligent degree height can improve the injector current flow characteristic tester of testing staff's service efficiency greatly, but not appear in the newspapers in the prior art.
The utility model content
In order to solve deficiency of the prior art, the purpose of this utility model provides a kind of simple in structure, and is with low cost, and intelligent degree height can improve the injector current flow characteristic tester of testing staff's service efficiency greatly.
For achieving the above object, the technological means that the utility model adopts is: a kind of injector current flow characteristic tester, comprise: main frame and test machine, described main frame comprises main frame and the syringe clamping mechanism, gear train, control module, communication module, the power module that are installed on the main frame, wherein gear train connects the syringe clamping mechanism, power module connects control module, communication module and gear train, and control module connects communication module and gear train; Described test machine comprises balance support, electronic balance, tank, entry needle, wherein electronic balance is installed on the balance support, tank is installed on the electronic balance, entry needle is installed in the tank by the balance support, electronic balance connects described communication module by connection, and entry needle connects the syringe clamping mechanism by flexible pipe.
Further, described power module comprises charging inlet, fuse, lithium battery, the switch that connects successively.
Further, described syringe clamping mechanism comprises driving pushing block and syringe anchor clamps; Described gear train comprises DC servo motor, synchronous drive mechanism, rectilinear motion piece, limit sensors trigger board, limit sensors, the scrambler that connects successively.
Further, described control module comprises control circuit, touch-screen, motor driver.
The beneficial effects of the utility model are: 1, compact integral structure, and the interface is simple and clear, is convenient to operation; 2, intelligent degree height adopts microprocessor control unit, can directly be realized by touch screen operation, has alleviated staff's burden, has reduced and has operated the error that too much button produces, and has improved work efficiency; 3, show test data in real time, export test curve automatically, test result need not artificial counting statistics, effectively reduces human intervention; 4, high precision drive motor, high precision rectilinear motion piece, high-precision encoder, closed-loop control, error is minimum, guarantees the measuring accuracy requirement, and precision can be controlled in ± and 0.1%, and operate steadily; 5, only need to change the driving pushing block and the syringe anchor clamps that mate with syringe and can satisfy the test of different size syringe, compatible plurality of specifications.
Description of drawings
Below in conjunction with accompanying drawing the technical solution of the utility model is described.
Fig. 1 is front view of the present utility model;
Fig. 2 is rear view of the present utility model;
Fig. 3 is inner structure synoptic diagram of the present utility model;
Fig. 4 is inner structure synoptic diagram of the present utility model.
Among the figure: 1, main frame, 2, test machine, 11, main frame, 12, the syringe clamping mechanism, 13, gear train, 14, control module, 15, communication module, 16, power module, 21, the balance support, 22, electronic balance, 23, tank, 24, entry needle, 121, drive pushing block, 122, the syringe anchor clamps, 131, DC servo motor, 132, synchronous drive mechanism, 133, the rectilinear motion piece, 134, the limit sensors trigger board, 135, limit sensors, 136, scrambler, 141, control circuit, 142, touch-screen, 143, motor driver, 161, charging inlet, 162, fuse, 163, lithium battery, 164, switch.
Embodiment
A kind of injector current flow characteristic tester shown in Fig. 1,2,3,4, comprise: main frame 1 and test machine 2, described main frame 1 comprises main frame 11 and the syringe clamping mechanism 12, gear train 13, control module 14, communication module 15, the power module 16 that are installed on the main frame 11, wherein gear train 13 connects syringe clamping mechanism 12, power module 16 connects control module 14, communication module 15 and gear train 13, and control module 14 connects communication module 15 and gear train 13; Described test machine 2 comprises balance support 21, electronic balance 22, tank 23, entry needle 24, wherein electronic balance 22 is installed on the balance support 21, tank 23 is installed on the electronic balance 22, entry needle 24 is installed in the tank 23 by balance support 21, electronic balance 22 connects described communication module 15 by connection, and entry needle 24 connects syringe clamping mechanism 12 by flexible pipe.
Further, described power module 16 comprises charging inlet 161, fuse 162, lithium battery 163, the switch 164 that connects successively; Fuse 162 and charging inlet 161 are installed in plate behind the main frame, and switch 164 is installed on the host service function inclined-plane.
Further, described syringe clamping mechanism 12 comprises driving pushing block 121 and syringe anchor clamps 122; Described gear train 13 comprises DC servo motor 131, synchronous drive mechanism 132, rectilinear motion piece 133, limit sensors trigger board 134, limit sensors 135, the scrambler 136 that connects successively; DC servo motor 131 is connected with rectilinear motion piece 133 by synchronous drive mechanism 132; Scrambler 136 is installed on the end of rectilinear motion piece 133, and limit sensors 135 is installed on the two ends of rectilinear motion piece, and guarantees to leave safe clearance, and two limit sensors trigger board 134 are installed on rectilinear motion piece 133 moving components; Driving pushing block 121 is installed on the moving component of rectilinear motion piece 133; Syringe anchor clamps 122 are installed in the positive the place ahead of main frame.
Further, described control module 14 comprises control circuit 141, touch-screen 142, motor driver 143; Touch-screen 142 is installed on the host service function inclined-plane.
To be installed on main frame 11 shells with the syringe anchor clamps 122 of syringe specification coupling, to be installed on the moving component of rectilinear motion piece 133 with the driving pushing block 121 of syringe coupling, syringe is connected entry needle 24 by flexible pipe, inspiration one half volume distilled water, and vent gas, by touch-screen 142 selected acquiescence syringe specifications, regulating and controlling drives pushing block 121 and arrives rational position, with the syringe clamping, extract distilled water by touch-screen 142 operations, stop when being about to reach full volume scale extracting, be drawn into specified scale place by the operation of touch-screen 142 crawls, and the position is decided to be reference position at this moment, and preserve, by touch-screen 142 operation injections, when being about to reach full scale, operation touch-screen 142 stops injection, crawl control injection reaches full scale, and the position is decided to be the final position at this moment, and preserves, and operation is afterwards extracted, injection also begins test, electronic balance 22 communicates with main frame 1 in injection process, after injection is finished, measure curve and be presented on the touch-screen 142, test can be carried out in the segmentation timesharing; Only need change driving pushing block 121 up to specification when testing different syringe and syringe anchor clamps 122 get final product.The pistons end of syringe is inserted on the driving pushing block 121, the injector syringe partial fixing is on syringe anchor clamps 122, use connection to connect the communication interface of main frame 1 communication module 15 and electronic balance 22, use flexible pipe to connect syringe and entry needle 24, electronic balance 22 is placed on the balance support 21, tank 23 is placed on the electronic balance, inside takes up distilled water, its cardinal principle is to use a standard syringe driver to measure the discharge characteristic of syringe, namely reaches the time of steady state flow, actual flow changes with the maximum of the percent of total sum of errors flow of setting flow; Parameters such as balance numerical value change and main frame speed, inject time, temperature are calculated, and draw out family curve.
Embodiment of the present utility model explains, and is not limited thereto, and anyly is familiar with those skilled in the art in the technical scope that the utility model discloses, and can expect easily changing or replacing, and all should be encompassed within the protection domain of the present utility model.
Claims (4)
1. injector current flow characteristic tester, it is characterized in that, comprise: main frame (1) and test machine (2), described main frame (1) comprises main frame (11) and is installed in syringe clamping mechanism (12) on the main frame (11), gear train (13), control module (14), communication module (15), power module (16), wherein gear train (13) connects syringe clamping mechanism (12), power module (16) connects control module (14), communication module (15) and gear train (13), control module (14) connects communication module (15) and gear train (13); Described test machine (2) comprises balance support (21), electronic balance (22), tank (23), entry needle (24), wherein electronic balance (22) is installed on the balance support (21), tank (23) is installed on the electronic balance (22), entry needle (24) is installed in the tank (23) by balance support (21), electronic balance (22) connects described communication module (15) by connection, and entry needle (24) connects syringe clamping mechanism (12) by flexible pipe.
2. injector current flow characteristic tester according to claim 1 is characterized in that: described power module (16) comprises charging inlet (161), fuse (162), lithium battery (163), the switch (164) that connects successively; Fuse (162) and charging inlet (161) are installed in plate behind the main frame, and switch (164) is installed on the host service function inclined-plane.
3. injector current flow characteristic tester according to claim 1 is characterized in that: described syringe clamping mechanism (12) comprises and drives pushing block (121) and syringe anchor clamps (122); Described gear train (13) comprises DC servo motor (131), synchronous drive mechanism (132), rectilinear motion piece (133), limit sensors trigger board (134), limit sensors (135), the scrambler (136) that connects successively.
4. injector current flow characteristic tester according to claim 1, it is characterized in that: described control module (14) comprises control circuit (141), touch-screen (142), motor driver (143).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320161050 CN203148669U (en) | 2013-04-02 | 2013-04-02 | Flow characteristic tester for injector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320161050 CN203148669U (en) | 2013-04-02 | 2013-04-02 | Flow characteristic tester for injector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203148669U true CN203148669U (en) | 2013-08-21 |
Family
ID=48976185
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320161050 Withdrawn - After Issue CN203148669U (en) | 2013-04-02 | 2013-04-02 | Flow characteristic tester for injector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203148669U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103162955A (en) * | 2013-04-02 | 2013-06-19 | 青岛众瑞智能仪器有限公司 | Injector flow characteristic tester |
-
2013
- 2013-04-02 CN CN 201320161050 patent/CN203148669U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103162955A (en) * | 2013-04-02 | 2013-06-19 | 青岛众瑞智能仪器有限公司 | Injector flow characteristic tester |
| CN103162955B (en) * | 2013-04-02 | 2015-10-28 | 青岛众瑞智能仪器有限公司 | A kind of injector current flow characteristic tester |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130821 Effective date of abandoning: 20151028 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |