CN210730425U - Sampling needle cleaning device of multifunctional atomic spectrometer - Google Patents
Sampling needle cleaning device of multifunctional atomic spectrometer Download PDFInfo
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- CN210730425U CN210730425U CN201921168623.4U CN201921168623U CN210730425U CN 210730425 U CN210730425 U CN 210730425U CN 201921168623 U CN201921168623 U CN 201921168623U CN 210730425 U CN210730425 U CN 210730425U
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Abstract
The utility model relates to a sampling needle belt cleaning device of multi-functional atomic spectrometer uses in atomic absorption spectrometer field, and its technical scheme main points are: the sampling device comprises a sampling needle and a cleaning box which are positioned on a sampling table, wherein the sampling needle consists of a sampling frame and a sampling pipe, a liquid storage box and a water storage box are arranged on the sampling table, the sampling pipe is communicated with the liquid storage box, two branch pipes are arranged in the middle of the sampling pipe, a first water pump and a second water pump are respectively arranged on the two branch pipes, the first water pump rotates forwards and rotates backwards, the liquid storage box is also communicated with the water storage box through a flushing pipe, and a third water pump is arranged on the flushing pipe; has the technical effects that: can wash the sampling tube on the sampling needle at the sample clearance, reduced remaining sample liquid in the sampling tube and mixed with new sample liquid, lead to the lower possibility of the precision of analysis result to the precision of analysis result has been improved.
Description
Technical Field
The utility model belongs to the technical field of the technique of atomic absorption spectrum appearance and specifically relates to a sampling needle belt cleaning device of multi-functional atomic spectrum appearance is related to.
Background
An atomic absorption spectrometer is an analyzer which radiates light with characteristic spectral lines of elements to be measured from a light source, the light is absorbed by ground state atoms of the elements to be measured in steam when passing through sample steam, and the content of the elements to be measured in the sample is measured according to the weakened degree of the radiation characteristic spectral line light. Because of the characteristics of sensitivity, accuracy, simplicity and the like, the method is widely used for analyzing macro and micro trace elements in the aspects of metallurgy, geology, mining, petroleum, light industry, agriculture, medicine, sanitation, food, environmental monitoring and the like.
When the atomic spectrometer is used, sampling operation needs to be carried out on different sample liquids to be detected on the sampler by using a sampling needle, and when different sample liquids are extracted, the final analysis result can be influenced after the residual sample liquid in the sampling needle is mixed with new sample liquid, so that the accuracy of the analysis result is reduced. Therefore, the sampling needle needs to be cleaned before drawing different sample liquids.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a multi-functional atomic spectrometer's sampling needle belt cleaning device, its advantage: can wash the sampling tube on the sampling needle at the sample clearance, reduced remaining sample liquid in the sampling tube and mixed with new sample liquid, lead to the lower possibility of the precision of analysis result to the precision of analysis result has been improved.
The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a multi-functional atomic spectrometer's sample probe belt cleaning device, contains the sample probe that is located the sampling bench and washs the box, the sample probe comprises sample frame and sampling tube, be equipped with on the sampling bench and deposit liquid box and retaining box, the sampling tube is linked together with depositing the liquid box, the middle part of sampling tube is equipped with two and divides the pipe, two be equipped with first water pump and second water pump on the branch pipe respectively, first water pump corotation, the second water pump reversal, it is linked together with retaining box still through the flushing pipe to deposit the liquid box, be equipped with the third water pump on the flushing pipe.
According to the technical scheme, during measurement, the sampling frame drives the sampling tube to move to a to-be-detected sample liquid position on the sampling table, the first water pump is started to extract the to-be-detected sample liquid on the sampling table through the sampling tube, the extracted sample liquid is temporarily stored in the liquid storage box, the sampling frame drives the sampling tube to move to a liquid inlet of the spectrometer, the second water pump is started to extract the sample liquid in the liquid storage box to the spectrometer, then the sampling frame drives the sampling tube to move to the upper part of the cleaning box, the third water pump is started to extract clean water in the water storage box, the liquid storage box and the sampling tube are washed, and clean water for washing flows to the cleaning box along the sampling tube; thereby realized wasing the sampling tube on the sampling needle at the sample clearance, reduced remaining sample liquid in the sampling tube and mixed with new sample liquid, lead to the lower possibility of the precision of analysis result to the precision of analysis result has been improved.
The utility model discloses further set up to: the cleaning box is internally provided with an overflow plate, the overflow plate divides the cleaning box into a first cleaning cavity and a second cleaning cavity, the bottom of the second cleaning cavity is provided with a water outlet hole, the sampling table is also provided with a waste liquid box, and the second cleaning cavity is communicated with the waste liquid box through the water outlet hole.
According to the technical scheme, when the sampling tube is cleaned, the sampling frame drives the sampling tube to move into the first cleaning cavity, the third water pump is started to pump out water in the water storage to wash the sampling tube, clean water for washing flows into the first cleaning cavity along the sampling tube, the first cleaning cavity is filled with clean water, the clean water overflowing from the first cleaning cavity flows into the second cleaning cavity along the overflow plate, and then flows into the waste liquid box along the water outlet hole; because the sampling head of sampling tube part is located first washing intracavity, consequently, the clear water that first washing intracavity is full of has realized carrying out abluent effect to the outer wall of sampling tube to reduced remaining sample liquid and new sample liquid mix on the outer wall of sampling tube, lead to the lower possibility of precision of analysis result, further improved the precision of analysis result.
The utility model discloses further set up to: the waste liquid box is provided with an inner recess, and the plane wall of the inner recess is provided with an opening.
Through above-mentioned technical scheme, the trompil plays the effect of atmospheric pressure in the balanced waste liquid box for the clear water has flowed into the speed of waste liquid box from the apopore, thereby has reduced the clear water in the washing box and has spilled over the possibility outside the washing box.
The utility model discloses further set up to: the utility model discloses a waste liquid box, including trompil department, trompil department is equipped with the shutoff frame, the shutoff frame is located the waste liquid box, be equipped with the floating block in the shutoff frame, the lateral wall and the shutoff frame of floating block contact, be equipped with on the floating block with trompil assorted shutoff block.
Through above-mentioned technical scheme, the floating block is located the shutoff frame, and the lateral wall contacts with the shutoff frame and makes the floating block be difficult to remove all around, when the liquid level in the waste liquid box rises, can drive the floating block rebound, until the floating block is supported tightly on the inner wall of waste liquid box, the plugging block on the floating block this moment is worn to establish in the trompil, seals the trompil to the possibility that water in the waste liquid box flows from the trompil has been reduced.
The utility model discloses further set up to: the utility model discloses a waste liquid box, including sampling platform, wash box, spout, tap hole, sampling platform, the circular spread groove has been seted up on the terminal surface that the sampling platform deviates from the washing box, the spread groove communicates with each other with the apopore, the thread groove has been seted up on the inner wall of spread groove, be equipped with on the outer peripheral edges of waste liquid box with the thread groove to the external screw thread.
Through above-mentioned technical scheme, the mode threaded connection that the waste liquid box mutually supported through the thread groove in external screw thread and the spread groove in the spread groove, consequently, the installation or the dismantlement of waste liquid box are realized to the mode that the staff accessible rotated waste liquid box to the staff can clear up the water in the waste liquid box.
The utility model discloses further set up to: the connecting groove is internally provided with a rubber pad, the rubber pad is provided with a through hole corresponding to the water outlet hole, and the rubber pad is tightly propped in the connecting groove on the sampling platform by the waste liquid box.
Through above-mentioned technical scheme, the rubber pad is supported tightly in the connecting groove by the waste liquid box, plays sealed waste liquid box and sample platform joint gap's effect, has reduced the possibility of revealing from the joint gap department of waste liquid box and sample platform along the inner wall of connecting groove from apopore rivers water.
The utility model discloses further set up to: the water storage box is provided with a water filling port, and the water filling port is in threaded connection with a cover.
Through the technical scheme, a worker can open the cover at the opening in a rotating mode, clear water is added into the water storage box, then the cover is screwed to close the water filling port, and the possibility that sundries enter the water storage box through the water filling port to cause the cleaning device to be blocked is reduced; simultaneously, the staff accessible is rotatory the mode of lid and is opened the water storage box to the staff can scrub the inner wall of water storage box.
The utility model discloses further set up to: the bottom of the water storage box is provided with a drain pipe, and a valve is arranged on the drain pipe.
Through above-mentioned technical scheme, the staff can open the valve on the drain pipe for water in the retaining box can be along the drain pipe discharge, has reduced the staff and has brushed the washing to the retaining box, and sewage is difficult to the exhaust possibility.
To sum up, the utility model discloses a beneficial technological effect does:
1. the cleaning box can clean the sampling tube on the sampling needle at the sampling interval, so that the possibility of lower accuracy of an analysis result caused by mixing of residual sample liquid in the sampling tube with new sample liquid is reduced, and the accuracy of the analysis result is improved;
2. the opening is formed in the waste liquid box, so that the speed of the clear water flowing into the waste liquid box from the water outlet hole is increased, and the possibility that the clear water in the cleaning box overflows out of the cleaning box is reduced.
Drawings
Fig. 1 is a schematic view of the overall structure of the present embodiment.
FIG. 2 is a schematic structural diagram of the cleaning box of the present embodiment.
FIG. 3 is a sectional view of the waste liquid cartridge embodying the present embodiment.
Fig. 4 is an enlarged view at a in fig. 3.
Fig. 5 is an enlarged view at B in fig. 3.
Fig. 6 is an exploded view of the present embodiment for embodying the construction of a reservoir box.
Reference numerals: 1. a sampling stage; 2. a sampling needle; 3. cleaning the box; 4. a sampling frame; 5. a sampling tube; 6. a liquid storage box; 7. a water storage box; 8. pipe distribution; 9. a first water pump; 10. a second water pump; 11. a flush tube; 12. a third water pump; 13. an overflow plate; 14. a first cleaning chamber; 15. a second cleaning chamber; 16. a water outlet hole; 17. a waste liquid box; 18. recessing; 19. opening a hole; 20. a plugging frame; 21. a floating block; 22. a plugging block; 23. connecting grooves; 24. a thread groove; 25. an external thread; 26. a rubber pad; 27. a through hole; 28. a water filling port; 29. a cover; 30. a drain pipe; 31. and (4) a valve.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example (b): the utility model provides a sampling needle belt cleaning device of multi-functional atomic spectrometer, as figure 1, contain the sampling needle 2 that is located on the sampling platform 1 and deposit liquid box 6, sampling needle 2 comprises sample frame 4 and sampling tube 5, sample frame 4 is used for driving sampling tube 5 and removes by control system control, sampling tube 5 is linked together with depositing liquid box 6, the middle part of sampling tube 5 is equipped with two and divides pipe 8, be equipped with first water pump 9 and the second water pump 10 that is controlled by control system unified on two branch pipes 8 respectively. Therefore, when the measurement begins, the sampling frame 4 can drive the sampling tube 5 to firstly move to the sample liquid to be measured on the sampling platform 1, the sampling tube 5 is stretched into the sample liquid, the first water pump 9 starts the positive rotation and pumps the sample liquid to be measured to the liquid storage box 6 through the sampling tube 5 for temporary storage, then the sampling frame 4 drives the sampling tube 5 to move to the liquid inlet of the spectrometer, and the second water pump 10 starts the reverse rotation and pumps the sample liquid temporarily stored in the liquid storage box 6 to the spectrometer.
As shown in fig. 1 and 2, the sampling table 1 is further provided with a cleaning box 3 and a water storage box 7, the water storage box 7 is communicated with the liquid storage box 6 through a flushing pipe 11, a third water pump 12 controlled by a control system is arranged on the flushing pipe 11, an overflow plate 13 is fixedly arranged in the cleaning box 3, the height of the overflow plate 13 is lower than that of the cleaning box 3, the cleaning box 3 is divided into a first cleaning cavity 14 and a second cleaning cavity 15 by the overflow plate 13, and the bottom of the second cleaning cavity 15 is provided with a water outlet hole 16. Consequently, sample liquid is extracted after the spectrum appearance, and sample frame 4 can drive sampling tube 5 and remove to wasing box 3, stretches into first washing chamber 14 with sampling tube 5 in, and at this moment, third water pump 12 starts to take out the clear water in the box 7 that impounds for the clear water flows through and deposits liquid box 6 and sampling tube 5 then flows from the sample connection department of sampling tube 5, thereby plays and carries out abluent effect to the inner wall of depositing liquid box 6 and sampling tube 5.
As shown in fig. 1 and 2, the clean water flowing out from the sampling port of the sampling tube 5 flows into the first cleaning cavity 14, so that the first cleaning cavity 14 is filled with the clean water, when the water level in the first cleaning cavity 14 is higher than the overflow plate 13, the clean water higher than the overflow plate 13 flows into the second cleaning cavity 15 over the overflow plate 13, and is then discharged through the water outlet hole 16 at the bottom of the second cleaning cavity 15, and the clean water in the first cleaning cavity 14 achieves the effect of cleaning the outer wall of the sampling tube 5 located in the first cleaning cavity 14; after the washing finishes, sampling tube 5 carries out the sample operation again under the drive of sample frame 4 to realized carrying out abluent effect in the clearance of sample to sampling needle 2 on the inner wall of sampling tube 5 and the outer wall of sample part, reduced remaining sample liquid and new sample liquid mix on sampling tube 5 inner wall or the outer wall, lead to the lower possibility of the precision of analysis result, improved the precision of analysis result.
As shown in fig. 3 and 4, the sampling table 1 is further provided with a waste liquid box 17, the end face of the sampling table 1 departing from the cleaning box 3 is provided with a circular connecting groove 23 communicated with the water outlet hole 16, the inner wall of the connecting groove 23 is provided with a thread groove 24, the outer periphery of the waste liquid box 17 is provided with an external thread 25 matched with the thread groove 24, and the waste liquid box 17 is in threaded connection with the connecting groove 23 in a mode of mutually matching the external thread 25 with the thread groove 24 in the connecting groove 23. Consequently, in waste liquid box 17 can be fallen into from apopore 16 exhaust clear water, the installation or the dismantlement of waste liquid box 17 are realized to the mode that the staff accessible rotated waste liquid box 17 to the staff can clear up the water in the waste liquid box 17. The connecting groove 23 is internally and fixedly provided with a rubber pad 26, and the rubber pad 26 is provided with a through hole 27 corresponding to the water outlet hole 16, so that a worker can upwards screw the connecting groove by force when installing the waste liquid box 17 until the rubber pad 26 is tightly supported by the waste liquid box 17 in the connecting groove 23 on the sampling table 1, at the moment, the rubber pad 26 has the effect of sealing the connecting gap between the waste liquid box 17 and the sampling table 1, and the possibility of leakage of water flowing down from the water outlet hole 16 along the inner wall of the connecting groove 23 from the connecting gap between the waste liquid box 17 and the sampling table 1 is reduced.
As shown in fig. 3 and 5, the waste liquid box 17 is provided with an inner recess 18, the plane wall of the inner recess 18 is provided with an opening 19, and the opening 19 has the effect of balancing the air pressure in the waste liquid box 17, so that the speed of the clear water flowing into the waste liquid box 17 from the water outlet hole 16 is increased. The opening 19 is provided with a plugging frame 20, the plugging frame 20 is positioned in the waste liquid box 17, a floating block 21 with a side wall contacting with the plugging frame 20 is arranged in the plugging frame 20, a plugging block 22 matched with the opening 19 is arranged on the floating block 21, and both the floating block 21 and the plugging block 22 are made of foam. Consequently, the clear water that flows constantly from apopore 16 can make the liquid level in the waste liquid box 17 constantly rise to drive and float piece 21 and float along the vertical upwards of shutoff frame 20, until float piece 21 and support tightly on the inner wall of waste liquid box 17, at this moment, the shutoff piece 22 on the float piece 21 is worn to establish in trompil 19, seals trompil 19, thereby has reduced the possibility that the water in the waste liquid box 17 flows from trompil 19.
As shown in FIG. 6, a water filling port 28 is arranged on the water storage box 7, a cover 29 is connected to the water filling port 28 through threads, a water discharging pipe 30 is arranged at the bottom of the water storage box 7, and a valve 31 is arranged on the water discharging pipe 30. Therefore, the worker can open the water storage box 7 by rotating the cover 29, then clean water is added into the water storage box 7, and then the cover 29 is screwed at the water filling port 28 to close the water filling hole, so that the possibility that sundries enter the water storage box 7 through the water filling port 28 to cause the blockage of the flushing pipe 11 is reduced. After the measurement is finished, the worker can open the cover 29 to brush the interior of the water storage box 7, after the brushing is finished, the valve 31 on the drain pipe 30 can be opened, sewage generated in the brushing process is discharged out of the water storage box 7, and the arrangement of the drain pipe 30 reduces the possibility that the sewage is difficult to discharge out of the water storage box 7 after the worker brushes the water storage box 7.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (8)
1. The utility model provides a multi-functional atomic spectrometer's sampling needle belt cleaning device which characterized in that: contain sample needle (2) and washing box (3) that are located on sample platform (1), sample needle (2) comprises sample frame (4) and sampling tube (5), be equipped with on sample platform (1) and deposit liquid box (6) and retaining box (7), sampling tube (5) are linked together with depositing liquid box (6), the middle part of sampling tube (5) is equipped with two and divides pipe (8), two be equipped with first water pump (9) and second water pump (10) on dividing pipe (8) respectively, first water pump (9) corotation, second water pump (10) reversal, it is linked together through flushing pipe (11) and retaining box (7) still to deposit liquid box (6), be equipped with third water pump (12) on flushing pipe (11).
2. The apparatus for cleaning a sampling needle of a multifunctional atomic spectrometer as claimed in claim 1, wherein: be equipped with overflow plate (13) in wasing box (3), overflow plate (13) will wash box (3) and divide into first washing chamber (14) and second washing chamber (15), apopore (16) have been seted up to the bottom in second washing chamber (15), still be equipped with waste liquid box (17) on sample platform (1), second washing chamber (15) are linked together through apopore (16) and waste liquid box (17).
3. The apparatus for cleaning a sampling needle of a multifunctional atomic spectrometer as claimed in claim 2, wherein: an inner recess (18) is arranged on the waste liquid box (17), and a hole (19) is formed in the plane wall of the inner recess (18).
4. The cleaning device for the sampling needle of the multifunctional atomic spectrometer as recited in claim 3, wherein; trompil (19) department is equipped with shutoff frame (20), shutoff frame (20) are located waste liquid box (17), be equipped with in shutoff frame (20) and float piece (21), the lateral wall and the shutoff frame (20) of floating piece (21) contact, float piece (21) be equipped with on the terminal surface towards trompil (19) with trompil (19) assorted shutoff piece (22).
5. The apparatus for cleaning a sampling needle of a multifunctional atomic spectrometer as claimed in claim 2, wherein: sample platform (1) deviates from and has seted up circular spread groove (23) on the terminal surface of wasing box (3), spread groove (23) communicate with each other with apopore (16), thread groove (24) have been seted up on the inner wall of spread groove (23), be equipped with on the outer peripheral edges of waste liquid box (17) with thread groove (24) to external screw thread (25) of matching.
6. The apparatus for cleaning a sampling needle of a multifunctional atomic spectrometer as claimed in claim 5, wherein: a rubber pad (26) is arranged in the connecting groove (23), a through hole (27) corresponding to the water outlet hole (16) is formed in the rubber pad (26), and the rubber pad (26) is tightly propped against the inside of the connecting groove (23) on the sampling platform (1) by the waste liquid box (17).
7. The apparatus for cleaning a sampling needle of a multifunctional atomic spectrometer as claimed in claim 1, wherein: the water storage box (7) is provided with a water filling port (28), and the water filling port (28) is in threaded connection with a cover (29).
8. The apparatus for cleaning a sampling needle of a multifunctional atomic spectrometer as claimed in claim 7, wherein: the bottom of the water storage box (7) is provided with a drain pipe (30), and the drain pipe (30) is provided with a valve (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921168623.4U CN210730425U (en) | 2019-07-23 | 2019-07-23 | Sampling needle cleaning device of multifunctional atomic spectrometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921168623.4U CN210730425U (en) | 2019-07-23 | 2019-07-23 | Sampling needle cleaning device of multifunctional atomic spectrometer |
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| Publication Number | Publication Date |
|---|---|
| CN210730425U true CN210730425U (en) | 2020-06-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921168623.4U Active CN210730425U (en) | 2019-07-23 | 2019-07-23 | Sampling needle cleaning device of multifunctional atomic spectrometer |
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| CN (1) | CN210730425U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113295474A (en) * | 2021-06-29 | 2021-08-24 | 周学凤 | Toning lotion and processing technology thereof |
-
2019
- 2019-07-23 CN CN201921168623.4U patent/CN210730425U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113295474A (en) * | 2021-06-29 | 2021-08-24 | 周学凤 | Toning lotion and processing technology thereof |
| CN113295474B (en) * | 2021-06-29 | 2023-05-26 | 广州芊植本草化妆品有限公司 | Toning lotion and processing technology thereof |
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Effective date of registration: 20230802 Address after: Floor 1, No. 103, Building 6, Yungu Science and Technology Park, Matang Street, Yijiang District, Wuhu City, Anhui Province, 241000 Patentee after: Anhui Honglu Testing Technology Co.,Ltd. Address before: Room 201, Building A1, South Science and Technology Park, No. 129-3 Guanghua Road, Qinhuai District, Nanjing City, Jiangsu Province, 210000 Patentee before: NANJING KEJIE ANALYTICAL INSTRUMENT Co.,Ltd. |
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