CN201765148U - Pretreatment equipment for halogen detection - Google Patents
Pretreatment equipment for halogen detection Download PDFInfo
- Publication number
- CN201765148U CN201765148U CN2010202984996U CN201020298499U CN201765148U CN 201765148 U CN201765148 U CN 201765148U CN 2010202984996 U CN2010202984996 U CN 2010202984996U CN 201020298499 U CN201020298499 U CN 201020298499U CN 201765148 U CN201765148 U CN 201765148U
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- boat
- control unit
- quartz ampoule
- halogen
- cracking technology
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Abstract
The utility model relates to pretreatment equipment for halogen detection, which comprises an electric control heating furnace and an electric control system, wherein a cracking process pipe is arranged in a furnace hearth of the electric control heating furnace, a cranking product outlet of the cranking process pipe is connected with an absorption device in a sealed way, a cracking material inlet is connected with a boat advancing and retreating system in a sealed way, a gas supply system is also communicated on the crack process pipe, the electric control system comprises a temperature control unit, a program control unit and a gas control unit, the temperature control unit is in control connection with the electric control heating furnace, the program control unit is in control connection with the boat advancing and retreating system, and the gas control unit is connected with the gas supply system. When the pretreatment equipment for halogen detection is adopted for pretreatment, the operation is simple, the repeatability is good, in addition, the recovery rate is high, and the types of applicable sample materials are wide.
Description
Technical field
The utility model relates to a kind of pre-processing device that halogen detects that is used for, and belongs to the chemical analysis apparatus technical field.
Background technology
Halogen (F, Cl, Br, I), nitrate radical, the polymkeric substance of sulfate radical, compound, metabolin be prevalent in environment and the material and article that touch with people work, life in.Their excess existence just pollutes the environment, human body is worked the mischief.All need halogen, sulfate radical, sulfate radical equal size are detected and analysis during therefore, in the check of the import and export of aspects such as electronic material, toy, tealeaves, food and to the ecological analysis of soil, water quality, mineral matter and environmental protection assessment.
At present, generally adopt the chromatography of ions to come halogen is detected.The chromatography of ions can only be directly to F
-, Cl
-, Br
-, I
-, SO
4 2-Plasma detects, and for containing F
-, Cl
-, Br
-, I
-, SO
4 2-Compound or polymkeric substance, can not directly adopt chromatography of ions analysis, must carry out pre-service to compound or polymkeric substance and obtain F
-, Cl
-, Br
-, I
-, SO
4 2-Just can record the total content of interior halogen of material and sulphur behind the plasma.The existing amalyzing substances for the treatment of carries out pretreated method and is, adopts oxygen bottle (bullet) burning to make material to be analyzed carry out cracking, and then obtains the required F of ion chromatography analysis
-, Cl
-, Br
-, I
-, SO
4 2-Plasma.Adopt oxygen bottle (bullet) though the method for burning can obtain analyzing needed corresponding ion, adopt this method operation cumbersome.In addition, (for example, temperature of combustion, oxygen flow) can not strict be controlled because parameter, causes the repeated relatively poor of detection and the recovery is lower, and the specimen material kind that is suitable for is also more limited.
The utility model content
The purpose of this utility model provides and is used for the pre-processing device that halogen detects, complicated operation and repeatability are relatively poor and the recovery is lower, the also more limited problem of specimen material kind that is suitable for when carrying out pre-treatment in order to solve present employing oxygen bottle (bullet) combustion method.
For achieving the above object, the utility model provides following technical scheme: a kind of pre-processing device that is used for the halogen detection, comprise electrically-controlled heating oven and electric control system, be provided with the cracking technology pipe in the burner hearth of described electrically-controlled heating oven, the cracking product exit seal of described cracking technology pipe is connected with absorption plant, the lysate inlet seal is connected with forward and back boat system, also is communicated with air supply system on the cracking technology pipe; Described electric control system comprises temperature control unit, procedure control unit and gas control module, described temperature control unit and electrically-controlled heating oven control linkage, described procedure control unit and forward and back boat system control linkage, described gas control module and air supply system control linkage.
Describedly advance, moving back the boat system comprises year boat chamber and advances, move back the boat drive unit, before carrying that boat is indoor and having, year boat chamber that the back connects, the open rearward end of carrying the boat chamber is connected with described lysate inlet seal, the front opening that carries the boat chamber is sealedly connected with the guiding quartz ampoule, the guiding quartz ampoule is a blind end away from an end that carries the boat chamber, the described year indoor example boat that is provided with of boat, be provided with pull bar in the described guiding quartz ampoule, one end of pull bar is connected with example boat, the other end is connected with the slip magnet, slide and be set with the support ring in the outside of described guiding quartz ampoule, support ring internal fixation is provided with magnet ring, and described slip magnet and magnet ring magnetic force are of coupled connections; Described forward and back boat drive unit comprises drive motor, is connected with the driving leading screw on the power output shaft of drive motor, drives on the leading screw and is bolted with slide block, and this slide block is fixedlyed connected with the support ring.
The bottom of described year boat chamber has the example boat slipping plane, and the lower inner surface of this example boat slipping plane and described lysate inlet is in on the one side.
Described cracking technology pipe is rear end air inlet cracking technology quartz ampoule or front end air inlet cracking technology quartz ampoule.
Described electrically-controlled heating oven comprises the tubulose body of heater by the ceramic fiber moulding, is inlaid with spiral helicine electrical heating wire in the burner hearth of this tubulose body of heater, is fitted with temperature thermocouple on the tubulose side wall of furnace, and the thermometric portion of this temperature thermocouple is positioned at burner hearth.
The utility model is used for the pre-processing device that halogen detects, adopt auto-control mode accurately to control the interior temperature of burner hearth and the operational throughput of oxygen, make sample carry out cracking completely, pyrolysis product is along with air-flow enters in the absorption plant, and the absorption liquid that is absorbed in the device device absorbs.Quantitative absorption liquid is injected behind the ion chromatograph total amount that just check and analysis at an easy rate go out halogen-containing, the sulphur of institute's test material.Because what adopt is auto-control mode, therefore in whole pre-treatment process, have quickness and high efficiency, simple to operate, esy to use, safe and reliable, the robotization of cracking sampling process, reappearance (repeatability) are good, the advantage of the kind wide in range (comprising: plastics, electronic material, soil, tealeaves, petrochemical industry, industrial goods, blood of human body, human urine, mineral matter etc.) of sampling recovery height, suitable specimen material.
Description of drawings
Accompanying drawing is used to provide further understanding of the present utility model, and constitutes the part of instructions, is used from explanation the utility model with embodiment one of the present utility model, does not constitute restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the perspective view of the utility model embodiment 1;
Fig. 2 is the structural representation of electrically-controlled heating oven;
Fig. 3 is the left view of Fig. 2;
Fig. 4 is a rear end air inlet cracking technology quartz ampoule;
Fig. 5 is a front end air inlet cracking technology quartz ampoule;
Fig. 6 is the structural representation of forward and back boat system;
Fig. 7 is the structural representation of forward and back boat drive unit;
Fig. 8 is the A-A cut-open view of Fig. 7;
Fig. 9 is the perspective view of embodiment 2;
Figure 10 is the control system theory diagram.
Embodiment
Below in conjunction with accompanying drawing preferred embodiment of the present utility model is described, should be appreciated that preferred embodiment described herein only is used for description and interpretation the utility model, and be not used in qualification the utility model.
As Fig. 1, shown in 10, the embodiment 1 that is used for the pre-processing device of halogen detection of the present utility model, comprise electrically-controlled heating oven 1 and electric control system, in the burner hearth of electrically-controlled heating oven 1, be provided with cracking technology pipe 2, cracking technology pipe 2 adopts rear end air inlet cracking technology quartz ampoule shown in Figure 4, can certainly adopt front end air inlet cracking technology quartz ampoule shown in Figure 5, wherein, the cracking product exit seal of cracking technology pipe is connected with absorption plant 5, be marked with absorption liquid in the absorption plant 5 and be used for absorbing pyrolysis product, absorption plant comprises an absorption tube with exhausr port, the mouth of pipe place of absorption tube is sealedly connected with a bend pipe by the teflon plug, one end of bend pipe stretches into the bottom of absorption tube, and the other end is connected with cracking product exit seal by O-ring seal.The lysate inlet seal of cracking technology pipe is connected with forward and back boat system 3, and the example boat 6 in the forward and back boat system 3 is used for carrying sample to be analyzed, and sample to be analyzed is delivered to carry out high-temperature oxygen-enriched cracking in the cracking technology pipe.Also be communicated with air supply system on the cracking technology pipe, air supply system is aerating oxygen and argon gas (or nitrogen) in the cracking technology pipe.It is the temperature control unit of core that electric control system comprises with PID, be the procedure control unit of core with PLC, be the operation display unit of core and the gas control module that mass flow controller is core with the touch-screen, temperature control unit is used for controlling the temperature in electrically-controlled heating oven 1 burner hearth, make the interior temperature of burner hearth remain on the cracking temperature value of setting, the gas control module is accurately controlled the gas flow that air supply system feeds in the cracking technology pipe, procedure control unit is used for controlling opening and closing of the forward and back of example boat 6 and air supply system etc.
Fig. 2,3 is depicted as electrically-controlled heating oven, this stove comprises a housing 11, housing 11 internal fixation are equipped with former and later two body of heater fixed supports 12, be installed with a tubulose body of heater 13 on the body of heater fixed support 12 by the ceramic fiber moulding, be inlaid with spiral helicine electrical heating wire in the burner hearth of tubulose body of heater 13, the lead-in wire 15 of electrical heating wire is positioned at the two ends of body of heater.Also be fitted with a temperature thermocouple 16 at the middle part of body of heater, the thermometric portion of this temperature thermocouple 16 is positioned at burner hearth, and temperature thermocouple 16 provides temperature signal in the burner hearth for temperature control unit.Forward and backward fire door 20 places at the tubulose body of heater are provided with backplate 14, and backplate 14 is connected on the housing 11 by screw is dismountable.
Figure 6 shows that forward and back boat system, comprise and carry boat chamber 7 and forward and back boat drive unit, carry year boat chamber that has forward and backward perforation in the boat chamber 7, the open rearward end and the described lysate inlet that carry the boat chamber are tightly connected by O-ring seal, the front opening that carries the boat chamber is sealedly connected with guiding quartz ampoule 9 by O-ring seal, and guiding quartz ampoule 9 is blind end away from an end that carries the boat chamber and is fixed on the bearing 18 by pressure pipe card 17.Be placed with example boat 6 in carrying boat chamber 7, it is indoor that the removable cover that example boat 6 is provided with from year boat chamber is put into year boat, the tight removable cover of locking after example boat is placed or changed and finishes, the sealing of assurance system.Be covered with a dark brown organic glass protective cover 8 at guiding quartz ampoule 9, be provided with pull bar 10 in the guiding quartz ampoule 9, one end of pull bar 10 is connected with example boat 6, the other end is connected with the slip magnet, be set with support ring 26 in the slip of the outside of guiding quartz ampoule, support ring 26 internal fixation are provided with magnet ring, nylon retaining ring 27,28, described slip magnet and magnet ring magnetic force are of coupled connections, when support ring 26 when guiding quartz ampoule 9 slides, effect lower push-pull bar 10 at magnetic coupling force also can move thereupon accordingly, and then realizes the forward and back of example boat 6.Shown in Fig. 7,8, forward and back boat drive unit comprises drive motor 25, drive motor 25 is installed on the motor fixing plate 24, on the power output shaft of drive motor 25, be connected with a driving leading screw 30 by shaft coupling 21, drive on the leading screw 30 and be bolted with slide block 29, slide block 29 is fixedlyed connected with support ring 26, transfers the forward and back that the 29 forward and backward motions of corresponding driving slide block realize example boat 6 by controlling and driving motor 25 positive and negative.Be fixed with straight line guide rail 22 on end arm-tie 23, the effect of guiding is played in the slip of 22 pairs of slide blocks of line slideway.It is to be noted in addition, in order to realize that example boat is relatively easy to be pulled in the cracking technology pipe, this just requires to be arranged on the example boat slipping plane of the bottom of carrying the boat chamber and the lower inner surface of described lysate inlet is in on the one side, be in one side and go up the continuity that could guarantee, can guarantee the normal forward and back of example boat from year boat chamber to the cracking technology tube transitions.
As shown in Figure 9, the embodiment 2 that is used for the pre-processing device of halogen detection of the present utility model, the main difference point of itself and embodiment 1 is, what adopt in this embodiment is the integrated project organization of modularization, be about to synthetic electrically-controlled heating oven of electrically-controlled heating oven and temperature control unit design team and temperature control system assembly 31, cracking technology pipe 32 is installed in electrically-controlled heating oven and the temperature control system assembly.Be consistent among forward and back boat system 34 and the embodiment 1, no longer its concrete structure given unnecessary details here.Procedure control unit and flow controlling unit are integrated into a programmed control and flow control system assembly 33.
It should be noted that at last: the above only is preferred embodiment of the present utility model, be not limited to the utility model, although the utility model is had been described in detail with reference to previous embodiment, for a person skilled in the art, it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, and perhaps part technical characterictic wherein is equal to replacement.All within spirit of the present utility model and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (5)
1. one kind is used for the pre-processing device that halogen detects, it is characterized in that: comprise electrically-controlled heating oven and electric control system, be provided with the cracking technology pipe in the burner hearth of described electrically-controlled heating oven, the cracking product exit seal of described cracking technology pipe is connected with absorption plant, the lysate inlet seal is connected with into, move back the boat system, also be communicated with air supply system on the cracking technology pipe, described electric control system comprises temperature control unit, procedure control unit and gas control module, described temperature control unit and electrically-controlled heating oven control linkage, described procedure control unit with advance, move back boat system control linkage, described gas control module and air supply system control linkage.
2. according to claim 1ly be used for the pre-processing device that halogen detects, it is characterized in that: described forward and back boat system comprises carries a boat chamber and a forward and back boat drive unit.Carry the indoor year boat chamber of boat with forward and backward perforation, the open rearward end of carrying the boat chamber is connected with described lysate inlet seal, the front opening that carries the boat chamber is sealedly connected with the guiding quartz ampoule, the guiding quartz ampoule is a blind end away from an end that carries the boat chamber, the described year indoor example boat that is provided with of boat, be provided with pull bar in the described guiding quartz ampoule, one end of pull bar is connected with example boat, the other end is connected with the slip magnet, slide and be set with the support ring in the outside of described guiding quartz ampoule, support ring internal fixation is provided with magnet ring, and described slip magnet and magnet ring magnetic force are of coupled connections; Described forward and back boat drive unit comprises drive motor, is connected with the driving leading screw on the power output shaft of drive motor, drives on the leading screw and is bolted with slide block, and this slide block is fixedlyed connected with the support ring.
3. the pre-processing device that is used for the halogen detection according to claim 2, it is characterized in that: the bottom of described year boat chamber has the example boat slipping plane, and the lower inner surface of this example boat slipping plane and described lysate inlet is in on the one side.
4. according to claim 1, the 2 or 3 described pre-processing devices that are used for the halogen detection, it is characterized in that: described cracking technology pipe is rear end air inlet cracking technology quartz ampoule or front end air inlet cracking technology quartz ampoule.
5. the pre-processing device that is used for the halogen detection according to claim 4, it is characterized in that: described electrically-controlled heating oven comprises the tubulose body of heater by the ceramic fiber moulding, be inlaid with spiral helicine electrical heating wire in the burner hearth of this tubulose body of heater, be fitted with temperature thermocouple on the tubulose side wall of furnace, the thermometric portion of this temperature thermocouple is positioned at burner hearth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202984996U CN201765148U (en) | 2010-08-19 | 2010-08-19 | Pretreatment equipment for halogen detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202984996U CN201765148U (en) | 2010-08-19 | 2010-08-19 | Pretreatment equipment for halogen detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201765148U true CN201765148U (en) | 2011-03-16 |
Family
ID=43717758
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202984996U Expired - Lifetime CN201765148U (en) | 2010-08-19 | 2010-08-19 | Pretreatment equipment for halogen detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201765148U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102788866A (en) * | 2012-08-27 | 2012-11-21 | 重庆长江造型材料（集团）有限公司 | Device for detecting waste gas generated in resin precoated sand core preparation curing process |
| CN106198776A (en) * | 2016-06-22 | 2016-12-07 | 江西瑞林稀贵金属科技有限公司 | Measure the method for halogen in waste and old circuit board smelting smoke dust |
| CN106442098A (en) * | 2016-11-04 | 2017-02-22 | 中国原子能科学研究院 | Device and method for oxidizing and collecting polonium in solid samples |
| CN109000998A (en) * | 2018-09-04 | 2018-12-14 | 株洲时代新材料科技股份有限公司 | A kind of material at high temperature decomposes poison gas collection device and method |
| CN109459296A (en) * | 2018-12-17 | 2019-03-12 | 北矿检测技术有限公司 | A kind of automatic sampling apparatus of pyrohydrolysis pre-processing device |
| US11249060B2 (en) | 2017-08-18 | 2022-02-15 | Lg Chem, Ltd. | Method for quantitatively analyzing residual Cl in zinc ferrite |
-
2010
- 2010-08-19 CN CN2010202984996U patent/CN201765148U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102788866A (en) * | 2012-08-27 | 2012-11-21 | 重庆长江造型材料（集团）有限公司 | Device for detecting waste gas generated in resin precoated sand core preparation curing process |
| CN106198776A (en) * | 2016-06-22 | 2016-12-07 | 江西瑞林稀贵金属科技有限公司 | Measure the method for halogen in waste and old circuit board smelting smoke dust |
| CN106198776B (en) * | 2016-06-22 | 2019-04-26 | 中国瑞林工程技术股份有限公司 | The method for measuring halogen in waste and old circuit board smelting smoke dust |
| CN106442098A (en) * | 2016-11-04 | 2017-02-22 | 中国原子能科学研究院 | Device and method for oxidizing and collecting polonium in solid samples |
| US11249060B2 (en) | 2017-08-18 | 2022-02-15 | Lg Chem, Ltd. | Method for quantitatively analyzing residual Cl in zinc ferrite |
| CN109000998A (en) * | 2018-09-04 | 2018-12-14 | 株洲时代新材料科技股份有限公司 | A kind of material at high temperature decomposes poison gas collection device and method |
| CN109000998B (en) * | 2018-09-04 | 2021-01-22 | 株洲时代新材料科技股份有限公司 | Material pyrolysis toxic flue gas collecting device and method |
| CN109459296A (en) * | 2018-12-17 | 2019-03-12 | 北矿检测技术有限公司 | A kind of automatic sampling apparatus of pyrohydrolysis pre-processing device |
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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: 20110316 |