CN204924318U - Graphite oven atomic absorption spectrophotometer cooling water lack of water alarm device - Google Patents
Graphite oven atomic absorption spectrophotometer cooling water lack of water alarm device Download PDFInfo
- Publication number
- CN204924318U CN204924318U CN201520646827.XU CN201520646827U CN204924318U CN 204924318 U CN204924318 U CN 204924318U CN 201520646827 U CN201520646827 U CN 201520646827U CN 204924318 U CN204924318 U CN 204924318U
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- cooling water
- atomic absorption
- absorption spectrophotometer
- float
- type flow
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Abstract
The utility model discloses a graphite oven atomic absorption spectrophotometer cooling water lack of water alarm device, including setting up the cooling water flow detection device on graphite oven atomic absorption spectrophotometer cooling water conveyer pipe, be equipped with the float -type flow measurement pipe of a vertical installation among the cooling water flow detection device, be equipped with the float in the float -type flow measurement pipe, the outside of float -type flow measurement pipe is equipped with the detection sensor, it locates on the regulation support to detect the sensor, detection sensor and a controlling means link to each other, be equipped with normal running direction lamp and a reputation scintillation alarm among the controlling means, the utility model discloses setting up a cooling water flow detection device on present graphite oven atomic absorption spectrophotometer, being equipped with float -type flow measurement pipe among the cooling water flow detection device and detecting the sensor, can send the reputation warning when cooling water flow is not enough, it has sufficient cooling water in the graphite oven furnace body to guarantee, can effectively protect the graphite furnace body not receive the damage.
Description
Technical field
The utility model relates to detecting instrument technical field, particularly relates to a kind of sampling Graphite Furnace Atomic Absorption spectrophotometer chilled water water insufficiency alarm device.
Background technology
Atomic absorption spectrophotometer (AAS) is according to the testing tool that be used for carry out metallic element analysis of material ground state atom steam to characteristic radiation absorption, and atomic absorption spectrophotometer (AAS) sensitively reliably can measure trace or trace element.Atomic absorption spectrophotometer (AAS) is generally divided into the atomic absorption spectrophotometer (AAS) of flame atomic absorption spectrophotometer and band graphite furnace, pyrolytic graphite stove is provided with in sampling Graphite Furnace Atomic Absorption spectrophotometer, element is heated atomization in pyrolytic graphite stove, become ground state atom steam, selective absorbing is carried out to the characteristic radiation that hollow cathode lamp is launched, within the scope of finite concentration, its absorption intensity is directly proportional to the content of element tested in test solution.In the timing of use sampling Graphite Furnace Atomic Absorption spectrophotometric, the body of heater outside water quench graphite furnace first will be passed in graphite furnace body, when guaranteeing work, furnace body temperature can not rise so high, chilled water is passed into when cooling in prior art, the line clogging putting or carry chilled water in place is not opened after carrying the valve of chilled water to be closed, cause the cooling water inflow that is transported in graphite furnace body inadequate, the cooling effect of graphite furnace body is bad, there is the impaired potential risk of graphite furnace body, therefore require further improvement.
Summary of the invention
For overcoming the deficiencies in the prior art, the utility model provides one can detect discharge, automatic alarm automatically, can the sampling Graphite Furnace Atomic Absorption spectrophotometer chilled water water insufficiency alarm device of available protecting.
The utility model for the technical scheme reaching above-mentioned technical purpose and adopt is: a kind of sampling Graphite Furnace Atomic Absorption spectrophotometer chilled water water insufficiency alarm device, it comprises the cooling water flow rate detection device be arranged on sampling Graphite Furnace Atomic Absorption spectrophotometer chilled water delivery pipe, a float type flow detector tube vertically installed is provided with in described cooling water flow rate detection device, the float that can indicate flow is provided with in described float type flow detector tube, the outside of described float type flow detector tube is provided with the detecting sensor that can detect float position, described detecting sensor is located on an adjustment support, described adjustment support is provided with the protective casing of the described detecting sensor of fixing protection, described detecting sensor is connected with a control device, normal run indicator and an acousto-optic flicker alarm is provided with in described control device, when sampling Graphite Furnace Atomic Absorption spectrophotometer cooling water flow is less than setting range, cooling water flow rate detection device can send sound and light alarm, reminds operator to process in time, this structural rate adopt special, can the flowmeter cost of signal transmission lower.
Described detecting sensor is photoelectric detection switch.
A flow control valve is provided with before described float type flow detector tube.
The bypass of the other Measuring error in parallel of described float type flow detector tube.
The beneficial effects of the utility model are: adopt said structure; the spectrophotometric chilled water delivery pipe of existing sampling Graphite Furnace Atomic Absorption sets up a cooling water flow rate detection device; flowmeter and the detecting sensor that can detect float position in flowmeter is provided with in cooling water flow rate detection device; detecting sensor connects a control device again; cooling water flow size can be detected in time; acousto-optic warning can be sent when cooling water flow is inadequate; guarantee in graphite furnace body, have enough chilled waters to cool, can not be damaged by available protecting graphite body of heater.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail.Wherein:
Fig. 1 is the structural representation of the utility model sampling Graphite Furnace Atomic Absorption spectrophotometer chilled water water insufficiency alarm device.
Embodiment
By describing technology contents of the present utility model, structural attitude in detail, realized object and effect, accompanying drawing is coordinated to describe in detail below in conjunction with embodiment.
Refer to shown in Fig. 1, the utility model sampling Graphite Furnace Atomic Absorption spectrophotometer chilled water water insufficiency alarm device comprises the cooling water flow rate detection device 1 be arranged on sampling Graphite Furnace Atomic Absorption spectrophotometer chilled water delivery pipe, a float type flow detector tube 11 vertically installed is provided with in described cooling water flow rate detection device 1, the float 12 that can indicate flow is provided with in described float type flow detector tube 11, the outside of described float type flow detector tube 11 is provided with the detecting sensor 13 that can detect float 12 position, described detecting sensor 13 is located on an adjustment support 14, described adjustment support 14 is provided with the protective casing 15 of the described detecting sensor 13 of fixing protection, described detecting sensor 13 is connected with a control device 16, normal run indicator 161 and an acousto-optic flicker alarm 162 is provided with in described control device 16.
Described detecting sensor 13 is photoelectric detection switch.
A flow control valve 17 is provided with before described float type flow detector tube 11.
The bypass 18 of the other Measuring error in parallel of described float type flow detector tube 11.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every equivalent structure transformation utilizing the utility model instructions and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (4)
1. a sampling Graphite Furnace Atomic Absorption spectrophotometer chilled water water insufficiency alarm device, it is characterized in that: comprise the cooling water flow rate detection device be arranged on sampling Graphite Furnace Atomic Absorption spectrophotometer chilled water delivery pipe, a float type flow detector tube vertically installed is provided with in described cooling water flow rate detection device, the float that can indicate flow is provided with in described float type flow detector tube, the outside of described float type flow detector tube is provided with the detecting sensor that can detect float position, described detecting sensor is located on an adjustment support, described adjustment support is provided with the protective casing of the described detecting sensor of fixing protection, described detecting sensor is connected with a control device, normal run indicator and an acousto-optic flicker alarm is provided with in described control device.
2. a kind of sampling Graphite Furnace Atomic Absorption spectrophotometer chilled water water insufficiency alarm device according to claim 1, is characterized in that: described detecting sensor is photoelectric detection switch.
3. a kind of sampling Graphite Furnace Atomic Absorption spectrophotometer chilled water water insufficiency alarm device according to claim 1, is characterized in that: be provided with a flow control valve before described float type flow detector tube.
4. a kind of sampling Graphite Furnace Atomic Absorption spectrophotometer chilled water water insufficiency alarm device according to claim 1, is characterized in that: the bypass of the other Measuring error in parallel of described float type flow detector tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520646827.XU CN204924318U (en) | 2015-08-26 | 2015-08-26 | Graphite oven atomic absorption spectrophotometer cooling water lack of water alarm device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520646827.XU CN204924318U (en) | 2015-08-26 | 2015-08-26 | Graphite oven atomic absorption spectrophotometer cooling water lack of water alarm device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204924318U true CN204924318U (en) | 2015-12-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520646827.XU Expired - Fee Related CN204924318U (en) | 2015-08-26 | 2015-08-26 | Graphite oven atomic absorption spectrophotometer cooling water lack of water alarm device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204924318U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112098160A (en) * | 2020-08-14 | 2020-12-18 | 中国神华能源股份有限公司国华电力分公司 | Steam sampling device and steam sampling system of thermal power plant |
-
2015
- 2015-08-26 CN CN201520646827.XU patent/CN204924318U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112098160A (en) * | 2020-08-14 | 2020-12-18 | 中国神华能源股份有限公司国华电力分公司 | Steam sampling device and steam sampling system of thermal power plant |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 350000, No. 6, Jintang Road, No. 9, Jintang Road, Cangshan District, Fujian, Fuzhou Province, No. two Patentee after: Fujian nine state environmental inspection research Co., Ltd. Address before: 350000, No. 6, Jintang Road, No. 9, Jintang Road, Cangshan District, Fujian, Fuzhou Province, No. two Patentee before: FUJIAN GUOBANG ENVIRONMENT DETECTION SCIENTIFIC RESEARCH CO., LTD. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151230 Termination date: 20190826 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |