CN202974958U - Ion chromatograph with automatic activation device - Google Patents
Ion chromatograph with automatic activation device Download PDFInfo
- Publication number
- CN202974958U CN202974958U CN 201220567616 CN201220567616U CN202974958U CN 202974958 U CN202974958 U CN 202974958U CN 201220567616 CN201220567616 CN 201220567616 CN 201220567616 U CN201220567616 U CN 201220567616U CN 202974958 U CN202974958 U CN 202974958U
- Authority
- CN
- China
- Prior art keywords
- separating column
- ion chromatograph
- temperature
- automatic activation
- signal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Treatment Of Liquids With Adsorbents In General (AREA)
Abstract
The utility model provides an ion chromatograph with an automatic activation device. The ion chromatograph solves the problems that a flow path system needs to be timely started and maintained by a specially-assigned person and a separating column is easy to damage when being frozen when the ion chromatograph is in a stopped state in the prior art. The ion chromatograph comprises a separating column box, the separating column, an electrical conductivity detector, a suppresser, a signal acquisition device, a constant flow pump and the automatic activation device, wherein the separating column, the electrical conductivity detector, the suppresser, the signal acquisition device and the constant flow pump are arranged in the separating column box; the automatic activation device comprises a liquid storage bottle and a timer; and the constant flow pump is started by outputting an activation signal when the automatic activation condition is reached. The ion chromatograph provided by the utility model can ensure that leacheate pre-stored in the liquid storage bottle flows to the integral flow path system by automatically starting the flow path system in the stopped state, thereby effectively protecting the integral flow path system; and the protection on the separating column in a low-temperature state can be completed, energy is saved, and the automation degree is high, thereby reducing the operating cost of equipment.
Description
Technical field
The utility model relates to automated analysis and control field, particularly a kind of ion chromatograph.
Background technology
Ion chromatograph of the prior art comprises: separating column, electric conductivity detector, rejector and signal picker in constant flow pump, separating column case, separating column case.Under stopped status, need special messenger's timing start-up to safeguard, make the leacheate whole flow path system of flowing through; And, under stopped status, separating column is not had good safeguard measure, make separating column affected by extraneous low temperature environment, can freezing separating column, electric conductivity detector and rejector when serious.
The utility model content
The utility model proposes a kind of ion chromatograph, the ion chromatograph flow path system under stopped status that has solved prior art needs the problem that special messenger's timing start-up is safeguarded and separating column easily is damaged by frost.
The technical solution of the utility model is achieved in that
A kind of ion chromatograph, comprise: separating column, electric conductivity detector, rejector, signal picker and constant flow pump in separating column case, separating column case, also comprise the automatic activation device, described automatic activation device comprises: store the liquid storage bottle of leacheate, be connected to described constant flow pump; Timer stores default automatic activation time conditions, and when the automatic activation time conditions arrived, the output activation signal was opened described constant flow pump.
Alternatively, also comprise constant temperature system, described constant temperature system comprises: the temperature sensor that is used for measuring described separating column the temperature inside the box; Temperature measurement signal to temperature sensor output carries out the amplifying signal amplifier; To be converted to through the temperature measurement signal that signal amplifies the analog to digital converter of digital signal; Controller is compared the temperature measurement signal of digital form with default upper temperature limit and lowest temperature, the output temperature control signal; Be distributed in the calandria on described separating column box body, turn on and off according to temperature control signals.
Alternatively, described temperature sensor is thermistor.
Alternatively, described temperature sensor is arranged in the case of described separating column case.
Alternatively, the quantity of described calandria is one, is distributed in the surface of described separating column case.
Alternatively, the quantity of described calandria is a plurality of, is distributed in the separating column case surperficial.
Alternatively, described controller is single-chip microcomputer.
Alternatively, described controller is dsp processor.
The beneficial effects of the utility model are:
(1) automatically start flow path system under stopped status, make the leacheate that is stored in advance in liquid storage bottle flow to whole flow path system, thereby more effectively protect whole flow path system;
(2) can complete protection to separating column at low-temperature condition, and save the energy, automaticity is high, thereby reduces the utilization cost of equipment.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or description of the Prior Art, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the circuit block diagram of a kind of ion chromatograph with the automatic activation device of the utility model;
Fig. 2 is the circuit block diagram of constant temperature system in Fig. 1.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that obtains under the creative work prerequisite, all belong to the scope of the utility model protection.
Existing ion chromatograph; comprise: separating column, electric conductivity detector, rejector and signal picker in constant flow pump, separating column case, separating column case; need special messenger's timing start-up to safeguard under stopped status; make the leacheate whole flow path system of flowing through, and separating column is not had good safeguard measure.
Ion chromatograph of the present utility model also comprises the automatic activation device, and as shown in Figure 1, the automatic activation device comprises: store the liquid storage bottle 10 of leacheate, be connected to constant flow pump 20; Timer 30, store default automatic activation condition, when the automatic activation condition arrived, the output activation signal was opened constant flow pump 20, make the leacheate that is stored in advance in liquid storage bottle 10 flow to whole flow path system 40, for example the automatic activation condition can be that timing time arrives.The automatic activation device can make ion chromatograph automatically start flow path system 40 under stopped status, thereby more effectively protects whole flow path system 40.
Ion chromatograph of the present utility model also comprises constant temperature system 50, and constant temperature system 50 is connected to the separating column case 401 in flow path system 40.
Fig. 2 is the circuit block diagram of constant temperature system in Fig. 1.As shown in Figure 2, constant temperature system comprises: the temperature sensor 510 that is used for measuring separating column the temperature inside the box; Temperature measurement signal to temperature sensor 510 outputs carries out signal amplifying signal amplifier 520; To be converted to through the temperature measurement signal that signal amplifies the analog to digital converter 530 of digital signal; Controller 540 is compared the temperature measurement signal of digital form with default upper temperature limit and lowest temperature, the output temperature control signal; Be distributed in the calandria 550 on the separating column box body, turn on and off according to temperature control signals.
When ion chromatograph is in stopped status, temperature control system switches on power, be in holding state, the temperature sensor 510 of constant temperature system is connected in the separating column case, when ambient temperature too low, when causing the interior temperature of separating column case to drop to default lowest temperature, controller 540 starts calandrias 550, and the separating column case is heated; After separating column the temperature inside the box reached default upper temperature limit, controller 540 cut out calandria 550, and stopped heating enters holding state; When the temperature in the separating column case drops to default lowest temperature again, controller 540 will start calandria 550 again, repeat said process and can complete under the ion chromatograph stopped status separating column, electric conductivity detector, the protection of rejector.
Preferably, temperature sensor 510 has the device of temperature sensing function for thermistor or other, is arranged in the case of separating column case.The quantity of calandria is not limit, and it can be also a plurality of can being one, is distributed in the separating column case surperficial, and calandria can be any thermal objects, for example silica gel heating band.The controller of ion chromatograph of the present utility model can be single-chip microcomputer, storing temperature upper limit numerical value and lowest temperature numerical value in the storer of single-chip microcomputer, comparer is compared the temperature measurement signal of digital form with upper temperature limit and lowest temperature, the output temperature control signal.Controller can also be dsp processor, arm processor or other digitial controllers.
Ion chromatograph of the present utility model starts flow path system automatically under stopped status; make the leacheate that is stored in advance in liquid storage bottle be left to whole flow path system; thereby more effectively protect whole flow path system; and can complete protection to separating column at low-temperature condition; and the saving energy; automaticity is high, thereby reduces the utilization cost of equipment.
The above is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (8)
1. ion chromatograph, comprise: separating column, electric conductivity detector, rejector, signal picker and constant flow pump in separating column case, separating column case, it is characterized in that, also comprise the automatic activation device, described automatic activation device comprises: store the liquid storage bottle of leacheate, be connected to described constant flow pump; Store default automatic activation condition and export the timer that activation signal is opened described constant flow pump when the automatic activation condition arrives.
2. ion chromatograph as claimed in claim 1, is characterized in that, also comprises constant temperature system, and described constant temperature system comprises: the temperature sensor that is used for measuring described separating column case temperature; Temperature measurement signal to temperature sensor output carries out the amplifying signal amplifier; To be converted to through the temperature measurement signal that signal amplifies the analog to digital converter of digital signal; With the controller that the temperature measurement signal of digital form is compared with the upper temperature limit of presetting and lowest temperature, output temperature control signal; The calandria that is distributed on described separating column box body and turns on and off according to temperature control signals.
3. ion chromatograph as claimed in claim 2, is characterized in that, described temperature sensor is thermistor.
4. ion chromatograph as claimed in claim 3, is characterized in that, described temperature sensor is arranged in the case of described separating column case.
5. ion chromatograph as claimed in claim 4, is characterized in that, the quantity of described calandria is one, is distributed in the separating column case surperficial.
6. ion chromatograph as claimed in claim 4, is characterized in that, the quantity of described calandria is a plurality of, is distributed in the separating column case surperficial.
7. ion chromatograph as described in claim 2 to 6 any one, is characterized in that, described controller is single-chip microcomputer.
8. ion chromatograph as described in claim 2 to 6 any one, is characterized in that, described controller is dsp processor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220567616 CN202974958U (en) | 2012-10-31 | 2012-10-31 | Ion chromatograph with automatic activation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220567616 CN202974958U (en) | 2012-10-31 | 2012-10-31 | Ion chromatograph with automatic activation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202974958U true CN202974958U (en) | 2013-06-05 |
Family
ID=48516017
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220567616 Expired - Fee Related CN202974958U (en) | 2012-10-31 | 2012-10-31 | Ion chromatograph with automatic activation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202974958U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102967663A (en) * | 2012-10-31 | 2013-03-13 | 青岛轩汇仪器设备有限公司 | Ion chromatograph with automatic activation device |
-
2012
- 2012-10-31 CN CN 201220567616 patent/CN202974958U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102967663A (en) * | 2012-10-31 | 2013-03-13 | 青岛轩汇仪器设备有限公司 | Ion chromatograph with automatic activation device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201680923U (en) | Wireless temperature sensing device | |
| CN103944080A (en) | Condensation-preventing switch cabinet and condensation-preventing method | |
| CN202974958U (en) | Ion chromatograph with automatic activation device | |
| CN202974960U (en) | Ion chromatograph | |
| CN204242000U (en) | A kind of electric blanket automatic temperature control system | |
| CN102967663A (en) | Ion chromatograph with automatic activation device | |
| CN205655925U (en) | Distribution lines temperature display instrument | |
| CN204831572U (en) | High tension switchgear's wireless temperature measurement system | |
| CN103956661A (en) | Switch cabinet and condensation preventing method | |
| CN204650322U (en) | A kind of high-tension switch cabinet temperature and humidity control system | |
| CN203838168U (en) | Wireless intelligent wind speed and direction transducer having high dynamic range | |
| CN202758259U (en) | Heating device of digital detecting instrument | |
| CN202502395U (en) | Cold storage house temperature remote monitoring system | |
| CN202814589U (en) | Temperature inspecting instrument | |
| CN201877798U (en) | Power safety distance voice prompt system | |
| CN204188779U (en) | A kind of intelligent battery voltage polling instrument | |
| CN104483629A (en) | Intelligent battery voltage inspection apparatus | |
| CN203275609U (en) | Voltage-temperature integrated routing inspection device for storage battery pack | |
| CN203312810U (en) | Intelligent electronic control device for power transmission and distribution system | |
| CN102944633A (en) | Ion chromatograph | |
| CN204944538U (en) | A kind of Novel low power consumption super long standby time temperature acquisition terminal | |
| CN204116870U (en) | A kind of sensing device of safety-protection system | |
| CN201811515U (en) | Vaccine refrigeration tank | |
| CN203704137U (en) | Temperature controller for bath heater | |
| CN202582745U (en) | Cable temperature measuring device based on C-M bus |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130605 Termination date: 20141031 |
|
| EXPY | Termination of patent right or utility model |