CN202330378U - Automatic sample introduction system - Google Patents
Automatic sample introduction system Download PDFInfo
- Publication number
- CN202330378U CN202330378U CN2011204906905U CN201120490690U CN202330378U CN 202330378 U CN202330378 U CN 202330378U CN 2011204906905 U CN2011204906905 U CN 2011204906905U CN 201120490690 U CN201120490690 U CN 201120490690U CN 202330378 U CN202330378 U CN 202330378U
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- China
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- sample introduction
- automatic sample
- control panel
- beam tube
- utility
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Abstract
The utility model discloses an automatic sample introduction system, which relates to the technical field of sample introduction of a special gas chromatograph for mine gas, and comprises a control panel, a main board used for sending a control command to the control panel and receiving the state information of the control panel, and a beam tube system, wherein the beam tube system comprises an electromagnetic valve and a vacuum pump; and the control panel is provided with a plurality of relays used for controlling the electromagnetic valve and the vacuum pump in the beam tube system. By adopting the main board to control the relays, the automatic sample introduction system disclosed by the utility model make the relays control the opening and closing of the electromagnetic valve which controls the opening and closing of the beam tube, thereby implementing automatic sample introduction; and the automatic sample introduction system has the characteristics of simplicity and convenience for operation, good repeatability and high analysis precision. Besides, the relays of the automatic sample introduction system disclosed by the utility model are as many as 21, which can control 20 sample introduction beam tubes of the beam tube system, thereby implementing various types of one-time sample introduction, reducing the preparation time for the sample introduction at the earlier stage, increasing the work efficiency and reducing the measurement error.
Description
Technical field
The utility model relates to the special-purpose gas chromatograph sampling technique of mine gas field, relates in particular to a kind of automatic sample handling system that is used for the special-purpose gas chromatograph sample introduction of mine gas.
Background technology
The special-purpose gas chromatograph of mine gas is mainly used in the operating colliery of monitoring; Analyze the composition and the quantity of mine gas gas; Judge whether safety of mine gas gas; Whether potential explosion danger is arranged, can differentiate, can carry out multianalysis the outstanding gas composition of gas to mine gas atmospheric analysis, fire prediction gas explosion hazard level.Sampling system is the requisite corollary apparatus of the special-purpose gas chromatograph of mine gas.Existing chromatograph adopts hand sampling usually, this input mode complicated operation, and the sample introduction poor repeatability, analysis precision is low.
The utility model content
The technical matters that (one) will solve
The technical matters that the utility model will solve is: a kind of automatic sample handling system is provided, and it has easy and simple to handle, good reproducibility, characteristics that analysis precision is high.
(2) technical scheme
For addressing the above problem, the utility model provides a kind of automatic sample handling system, comprising: control panel, send control command and receive the mainboard and the beam tube system of the status information of control panel to said control panel; Said beam tube system comprises solenoid valve and vacuum pump, and said control panel is provided with the relay that a plurality of solenoid valve and vacuum pumps that are used in the halved tie guard system are controlled.
Preferably, said mainboard comprises single-chip microcomputer MSP430.
Preferably, said system also comprises keyboard and the display that is connected with said mainboard.
Preferably, said system also comprises the power supply that is used to said mainboard and control panel power supply.
Preferably, said mainboard is provided with the RS232 serial ports.
Preferably, said relay is 21.
Preferably, said relay is a solid-state relay.
(3) beneficial effect
The system of the utility model controls relay through adopting mainboard, makes the switch of the solenoid valve of relay control control beam tube break-make, thereby realizes auto injection, has easy and simple to handle, good reproducibility, characteristics that analysis precision is high.In addition, the number of relays in the system of the utility model can reach 21, and 20 sample introduction beam tubes that can the halved tie guard system are controlled, and the single injected sampling kind is many, can reduce early stage and sample setup time, increases work efficiency, and reduces measuring error.
Description of drawings
Fig. 1 is the structural representation of automatic sample handling system described in the utility model embodiment;
Fig. 2 is the pneumatic diagram of beam tube system described in the utility model embodiment.
Wherein, 1: control panel, 2: mainboard, 3: solenoid valve, 4: vacuum pump, 5: relay, 6: keyboard, 7: display, 8: power supply, 9:RS232 serial ports, 10: beam tube system, 11: pressure maintaining valve, 12: tensimeter.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the embodiment of the utility model is described in further detail.Following examples are used to explain the utility model, but are not used for limiting the scope of the utility model.
As shown in Figure 1, the described a kind of automatic sample handling system of the utility model comprises: control panel 1, send control command and receive the mainboard 2 and the beam tube system 10 of the status information of control panel 1 to said control panel 1; Said beam tube system 10 comprises solenoid valve 3 and vacuum pump 4, and said control panel 1 is provided with 21 relays 5, is used for controlling 20 solenoid valves 3 and 1 vacuum pump 4 in the beam tube system respectively.Wherein, said mainboard 2 comprises single-chip microcomputer MSP430.Said system also comprises the keyboard 6 and display 7 that is connected with said mainboard 2.Said mainboard 2 is provided with RS232 serial ports 9, is used for carrying out communication with workstation.Said system also comprises the power supply 8 that is used to said mainboard 2 and control panel 1 power supply.Said relay 5 is a solid-state relay.
The course of work of said automatic sample handling system: the solenoid valve 3 in the relay 5 halved tie guard systems 10 is controlled, and as shown in Figure 2, solenoid valve 3 is installed on the break-make that is used for controlling beam tube on the beam tube.The exit of gas circuit also is equipped with pressure maintaining valve 11 and tensimeter 12.The user is through operation keyboard 6; 2 pairs of relays 5 of may command mainboard send control command; Mainboard 2 can be received any tube bank sample port with sampler bag through the open and close of control electromagnetic valve 3, cooperates the special-purpose gas chromatograph of mine gas just can realize the sample cycle analysis between sample port again.
Above embodiment only is used to explain the utility model; And be not the restriction to the utility model; The those of ordinary skill in relevant technologies field under the situation of spirit that does not break away from the utility model and scope, can also be made various variations and modification; Therefore all technical schemes that are equal to also belong to the category of the utility model, and the scope of patent protection of the utility model should be defined by the claims.
Claims (7)
1. an automatic sample handling system is characterized in that, comprising: control panel (1), send control command and receive the mainboard (2) and the beam tube system (10) of the status information of control panel (1) to said control panel (1); Said beam tube system (10) comprises solenoid valve (3) and vacuum pump (4), and said control panel (1) is provided with the relay (5) that a plurality of solenoid valve (3) and vacuum pumps (4) that are used in the halved tie guard system are controlled.
2. automatic sample handling system as claimed in claim 1 is characterized in that, said mainboard (2) comprises single-chip microcomputer MSP430.
3. automatic sample handling system as claimed in claim 1 is characterized in that, also comprises the keyboard (6) and the display (7) that are connected with said mainboard (2).
4. automatic sample handling system as claimed in claim 1 is characterized in that, also comprises the power supply (8) that is used to said mainboard (2) and control panel (1) power supply.
5. automatic sample handling system as claimed in claim 1 is characterized in that, said mainboard (2) is provided with RS232 serial ports (9).
6. automatic sample handling system as claimed in claim 1 is characterized in that, said relay (5) is 21.
7. automatic sample handling system as claimed in claim 1 is characterized in that, said relay (5) is a solid-state relay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204906905U CN202330378U (en) | 2011-11-30 | 2011-11-30 | Automatic sample introduction system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204906905U CN202330378U (en) | 2011-11-30 | 2011-11-30 | Automatic sample introduction system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202330378U true CN202330378U (en) | 2012-07-11 |
Family
ID=46442354
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204906905U Expired - Lifetime CN202330378U (en) | 2011-11-30 | 2011-11-30 | Automatic sample introduction system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202330378U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021128313A1 (en) * | 2019-12-27 | 2021-07-01 | 深圳迈瑞生物医疗电子股份有限公司 | Automatic sample injection system, sample analysis system, and method for control of automatic sample injection |
-
2011
- 2011-11-30 CN CN2011204906905U patent/CN202330378U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021128313A1 (en) * | 2019-12-27 | 2021-07-01 | 深圳迈瑞生物医疗电子股份有限公司 | Automatic sample injection system, sample analysis system, and method for control of automatic sample injection |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120711 |