CN111707736A - Steroid substance detection device in industrial wastewater - Google Patents
Steroid substance detection device in industrial wastewater Download PDFInfo
- Publication number
- CN111707736A CN111707736A CN202010366017.4A CN202010366017A CN111707736A CN 111707736 A CN111707736 A CN 111707736A CN 202010366017 A CN202010366017 A CN 202010366017A CN 111707736 A CN111707736 A CN 111707736A
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- 150000003431 steroids Chemical class 0.000 title claims abstract description 21
- 239000010842 industrial wastewater Substances 0.000 title claims abstract description 19
- 239000000126 substance Substances 0.000 title claims abstract description 19
- 238000001514 detection method Methods 0.000 title claims abstract description 11
- 238000001802 infusion Methods 0.000 claims abstract description 68
- 239000007788 liquid Substances 0.000 claims abstract description 18
- 238000012546 transfer Methods 0.000 claims description 21
- 230000006835 compression Effects 0.000 claims description 14
- 238000007906 compression Methods 0.000 claims description 14
- 238000005192 partition Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 description 9
- 230000009471 action Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000002351 wastewater Substances 0.000 description 3
- 239000003344 environmental pollutant Substances 0.000 description 2
- 238000004811 liquid chromatography Methods 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- -1 steroid compounds Chemical class 0.000 description 2
- 238000001195 ultra high performance liquid chromatography Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 231100000507 endocrine disrupting Toxicity 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/02—Column chromatography
Abstract
The invention discloses a steroid substance detection device in industrial waste water, which comprises an ultra-high performance liquid chromatograph, wherein an infusion tube passes through a through hole and is connected with a solution bottle through a control device arranged in a support shell, the steroid substance detection device in the industrial waste water realizes the respective control of a plurality of infusion tubes through the arranged control device, when the connecting end of the infusion tube needs to be separated from the solution bottle, the connecting end of the infusion tube is separated from the solution bottle only through external force, then the control device can drive the infusion tube and the connecting end to retract until the connecting end of the infusion tube is propped against the bottom of the support plate, the situation that the infusion tubes are directly exposed outside and intertwined to be inconvenient to use and influence the stable placement of the solution bottle is avoided, and the situation that the infusion tube and the connecting end are directly hung outside the ultra-high performance liquid chromatograph to easily slide down when a flowing, thereby affecting the steroid test results.
Description
Technical Field
The invention relates to the technical field of wastewater, in particular to a device for detecting steroid substances in industrial wastewater.
Background
With the development of industry, the content and the variety of pollutants in industrial wastewater are higher and higher, steroid compounds in the wastewater show stronger endocrine disrupting effects, and compared with artificially synthesized chemical substances, the influence on the ecological environment is more remarkable, so that the steroid compounds in the pollutants need to be detected before sewage discharge, and the steroid detection method in the wastewater comprises a biotechnology method, a liquid chromatography method and an ultra-high performance liquid chromatography method, and the ultra-high performance liquid chromatography method realizes ultra-high performance through the integral design of instruments, thereby greatly improving the separation degree, the sample flux and the sensitivity of the liquid chromatography.
At present, in the detection process, a liquid pump in an ultra-high performance liquid chromatograph is connected with a plurality of solution bottles of mobile phases which are correspondingly placed through a plurality of infusion tubes, the infusion tubes are directly exposed out of a connecting end of one end of the infusion tubes, when the infusion tubes are wound together and connected with the solution bottles, the labels arranged on the infusion tubes are distinguished to be connected with the corresponding solution bottles, the use is inconvenient, a visual blind corner needs to be pulled to clearly see the infusion tubes when the labels are seen, but other infusion tubes are easily driven to shake when the infusion tubes are pulled, so that other solution bottles can be unstably placed, and when the mobile phases are bottled by the solution, the connecting part of one end of the infusion tube is directly hung on one side of an instrument, so that the infusion tubes easily slide down, the dryness of the connecting part at one end of the infusion tubes is difficult to ensure, and the use of the mobile phases can be influenced if the connecting part is not, thereby affecting the results of steroid detection. Therefore, a steroid substance detection device in industrial wastewater is provided.
Disclosure of Invention
The invention aims to provide a steroid substance detection device in industrial wastewater, which can meet the requirement of safely placing an infusion tube and a connecting end thereof each time the device is used, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the device for detecting the steroid substances in the industrial wastewater comprises an ultra-high performance liquid chromatograph, wherein a plurality of solution bottles are arranged at the top of the ultra-high performance liquid chromatograph, the solution bottles are connected with a set infusion tube connecting end, the infusion tube connecting end is connected with a set infusion tube in a sliding manner, one end of the infusion tube, far away from the connecting end, is fixedly connected with the ultra-high performance liquid chromatograph, a vertical plate is fixed on one side of the top of the ultra-high performance liquid chromatograph, a supporting shell is connected on one side of the vertical plate in a sliding manner, a placing groove is arranged on one side, far away from the supporting shell, of the vertical plate, a through hole is formed in the bottom of the placing groove, and.
Preferably, the control device comprises a control part and a positioning part, the control part comprises a connecting groove and a fixing groove, the connecting groove and the fixing groove are respectively located on one side, close to the vertical plate and the supporting shell, of the supporting shell, one end of the infusion tube penetrates through the connecting groove and the fixing groove to be fixedly connected with the rotating assembly arranged inside the supporting shell, the outer side of the infusion tube is fixedly connected with the inner wall of the fixing groove, and the infusion tube is connected with the supporting shell.
Preferably, the runner assembly includes the dead lever, the dead lever both ends with support shell inner wall fixed connection, and the dead lever outside is fixed with the vortex spring leaf, and vortex spring leaf one end with be equipped with rotate shell inner wall fixed connection, the vortex spring leaf with rotate the shell all with support shell inner wall sliding connection, and rotate the shell top and slide and cup joint in the dead lever outside, it falls into two-layer baffle to rotate the shell outside and is fixed with to rotate the shell, and is equipped with the opening on the baffle, the transfer line that passes the opening part with rotate shell outside fixed connection, rotate shell inner wall and setting element fixed connection, and the setting element is located vortex spring leaf top, realizes the control to transfer line length.
Preferably, the setting element includes the fixed plate, the fixed plate is fixed to be cup jointed in the dead lever outside, and the fixed plate is located vortex spring leaf top, fixed plate one end is fixed with first compression spring, the first compression spring other end is fixed with the arc slide bar, and arc slide bar and dead lever outside sliding connection, arc slide bar one end is fixed with second compression spring, the second compression spring other end is fixed with the locating piece, and the locating piece rotates with the fixed plate through the pivot that is equipped with to be connected, the one end joint that the pivot was kept away from to the locating piece has the location pinion rack, the location pinion rack outside and rotation shell inner wall fixed connection realize the location to infusion tube length.
Preferably, through the driving piece sliding connection that is equipped with between riser and the support shell, the driving piece is including supporting the groove, support the groove and be located one side that the riser is close to the support shell, and support the inslot and rotate through the pivot that is equipped with and be connected with the lead screw, the sliding block has been cup jointed in the lead screw outside slip, and the sliding block outside with support inslot wall sliding connection, the sliding block with support shell one side fixed connection, lead screw one end is worn out and is supported the groove and be fixed with driving motor, driving motor is through motor casing and riser top fixed connection that is equipped with, support the groove both sides and all be equipped with the spacing groove, and spacing inslot sliding connection stopper, stopper and support shell one side fixed connection realize the regulation to the vertical direction position of backup pad.
Preferably, a plurality of partition plates are fixed inside the supporting shell, so that a plurality of infusion tubes can be separately placed, and the infusion tubes can be wound together.
Preferably, the bottoms of the fixed grooves and the connecting grooves are inclined planes, so that the infusion tube can be safely placed.
Preferably, the number of the positioning toothed plates is two, and the two positioning toothed plates are not connected with each other, so that the positioning of the positioning blocks is facilitated.
Preferably, the connecting end of the infusion tube is provided with a label, so that the staff can conveniently watch and connect the infusion tube.
Compared with the prior art, the invention has the beneficial effects that:
when the device is used, the control device is arranged to respectively control the plurality of infusion tubes, when the connecting end of the infusion tube needs to be separated from the solution bottle, the connecting end of the infusion tube only needs to be separated from the solution bottle by external force, then the control device can drive the infusion tube and the connecting end of the infusion tube to retract until the connecting end of the infusion tube is propped against the bottom of the supporting plate, so that the situation that a plurality of infusion tubes are directly exposed outside, intertwined and inconvenient to use is avoided, the stable placement of the solution bottle is influenced, and the situation that the infusion tube and the connecting end of the infusion tube are directly hung outside an ultra-high performance liquid chromatograph to easily slide off when the mobile phase in the solution bottle is carried out is avoided.
Drawings
FIG. 1 is a schematic front view of the overall structure of the present invention;
FIG. 2 is a schematic top elevation view of the structure of the present invention;
FIG. 3 is a side cross-sectional view of a portion of the structure of the present invention;
FIG. 4 is a schematic top cross-sectional view of a portion of the overall structure of the present invention;
FIG. 5 is a schematic top sectional view of the portion A of FIG. 4;
FIG. 6 is a schematic top sectional view of the portion B of FIG. 4;
FIG. 7 is a schematic top cross-sectional view of FIG. 5;
FIG. 8 is a schematic view showing the connection relationship between the rotating shell and the infusion tube according to the present invention;
fig. 9 is a schematic sectional front view of the structural vertical plate of the present invention.
In the figure: 1-ultra high performance liquid chromatograph; 2-solution bottle; 3-connecting the ends; 4-a transfusion tube; 5, erecting a plate; 6-a support shell; 7-placing the groove; 8-a through hole; 9-a control device; 10-a control member; 11-a positioning element; 12-a connecting trough; 13-a fixed groove; 14-a rotating assembly; 15-fixing the rod; 16-a scroll leaf spring; 17-rotating the shell; 18-a separator; 19-opening; 20-fixing the plate; 21-a first compression spring; 22-an arc-shaped slide bar; 23-a second compression spring; 24-a positioning block; 25-positioning toothed plate; 26-a drive member; 27-a support groove; 28-a screw rod; 29-a slider; 30-a drive motor; 31-a limiting groove; 32-a limiting block; 33-a separator plate; 34-label.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-9, the present invention provides a technical solution: the utility model provides a steroid substance detection device in industrial waste water, including super high performance liquid chromatograph 1, super high performance liquid chromatograph 1 top is equipped with a plurality of solution bottle 2, solution bottle 2 is connected with 4 link 3 of transfer line that are equipped with, and 4 link 3 of transfer line and the 4 sliding connection of transfer line that are equipped with, transfer line 4 keeps away from the one end and super high performance liquid chromatograph 1 fixed connection of link 3, super high performance liquid chromatograph 1 top one side is fixed with riser 5, and riser 5 one side sliding connection has a support shell 6, one side that support shell 6 was kept away from to riser 5 is equipped with standing groove 7, and standing groove 7 bottom is equipped with through-hole 8, transfer line 4 passes through-hole 8 and is connected with solution bottle 2 through the inside controlling means 9 that sets up of support shell 6, transfer line 4 is the curved state in standing groove 7 and does not influence support shell 6 and riser 5 and take place.
When the device is used, the connecting end 3 of the infusion tube 4 and the infusion tube 4 are firstly pulled downwards by external force, so that the control device 9 is used for removing the positioning of the infusion tube 4, then the connecting end 3 of the infusion tube 4 is separated from the solution bottle 2 by the external force, at the moment, the control device 9 is used for removing the positioning of the infusion tube 4, the restoring force of the control device 9 drives the connecting end 3 of the infusion tube 4 and the connecting end 3 of the infusion tube 4 to move upwards until the connecting end 3 of the infusion tube 4 is supported by the bottom of the supporting shell 6 and can not move, the infusion tube 4 and the connecting end 3 thereof can be placed laterally, then the solution bottle 2 can be taken down, when the solution bottle 2 is filled with a flowing phase, the solution bottle 2 is placed back to the original position, then the connecting end 3 of the infusion tube 4 is pulled downwards by force, when the connecting end 3 is in contact with the solution, the infusion tube 4 slides in the connecting end 3 until the infusion tube 4 is contacted with the bottom of the solution bottle 2, and the infusion tube 4 is positioned by the control device 9 to stop pulling down the infusion tube 4.
The control device 9 comprises a control part 10 and a positioning part 11, the control part 10 comprises a connecting groove 12 and a fixing groove 13, the connecting groove 12 and the fixing groove 13 are respectively located on one side, close to the vertical plate 5 and the supporting shell 6, one end of the infusion tube 4 penetrates through the connecting groove 12 and the fixing groove 13 to be fixedly connected with a rotating assembly 14 arranged inside the supporting shell 6, and the outer side of the infusion tube 4 is fixedly connected with the inner wall of the fixing groove 13.
The rotating assembly 14 comprises a fixing rod 15, two ends of the fixing rod 15 are fixedly connected with the inner wall of the supporting shell 6, a vortex spring piece 16 is fixed on the outer side of the fixing rod 15, one end of the vortex spring piece 16 is fixedly connected with the inner wall of a rotating shell 17, the vortex spring piece 16 and the rotating shell 17 are both in sliding connection with the inner wall of the supporting shell 6, the top of the rotating shell 17 is sleeved on the outer side of the fixing rod 15 in a sliding manner, a partition plate 18 which divides the rotating shell 17 into two layers is fixed on the outer side of the rotating shell 17, an opening 19 is formed in the partition plate 18, the infusion tube 4 which passes through the opening 19 is fixedly connected with the outer side of the rotating shell 17, the inner wall of the rotating shell 17 is fixedly connected with the positioning piece 11, the positioning piece;
when 4 link 3 of transfer line need be separated with solution bottle 2, external force pulls down transfer line 4 earlier, the power of pulling of transfer line 4 drives rotation shell 17 and rotates, the turning force of rotation shell 17 drives setting element 11 and rotates, setting element 11's rotation has contacted setting element 11 to the positioning control of rotation shell 17, the positioning control to transfer line 4 has been removed simultaneously, then break away from link 3 and solution bottle 2, the restoring force of vortex spring piece 16 drives rotation shell 17 and rotates, the turning force of rotation shell 17 drives transfer line 4 that is in 18 upper strata of baffle and encloses and revolutes rotation shell 17 winding motion, and realize the shrink to transfer line 4, support with 6 bottoms of support shell up to transfer line 4 link 3.
The positioning piece 11 comprises a fixing plate 20, the fixing plate 20 is fixedly sleeved outside the fixing rod 15, the fixing plate 20 is located at the top of the scroll spring piece 16, a first compression spring 21 is fixed at one end of the fixing plate 20, an arc-shaped sliding rod 22 is fixed at the other end of the first compression spring 21, the arc-shaped sliding rod 22 is in sliding connection with the outer side of the fixing rod 15, a second compression spring 23 is fixed at one end of the arc-shaped sliding rod 22, a positioning block 24 is fixed at the other end of the second compression spring 23, the positioning block 24 is in rotating connection with the fixing plate 20 through a rotating shaft, and a positioning toothed plate 25 is clamped;
when the connection relation between the connecting end 3 of the infusion tube 4 and the solution bottle 2 needs to be released, the infusion tube 4 is pulled downwards, the pulling force of the infusion tube 4 drives the rotating shell 17 to rotate, the rotating force of the rotating shell 17 drives the positioning toothed plate 25 to rotate, the positioning toothed plate 25 rotates to realize the relative movement with the positioning block 24, meanwhile, the positioning block 24 rotates with the fixing plate 20 until the rotating shell 17 drives the positioning block 24 to rotate to the position without the positioning toothed plate 25, then the connection relation between the connecting end 3 and the solution tube is released, the infusion tube 4 is released, the restoring force of the vortex spring drives the infusion tube 4 to rotate in the opposite direction, the rotating force of the rotating shell 17 drives the positioning toothed plate 25 to rotate, the positioning toothed plate 25 slides outside the positioning block 24, the positioning block 24 is not clamped with the positioning toothed plate 25, the rotating force of the rotating shell 17 drives the infusion tube 4 positioned on the upper layer of, meanwhile, the transfusion tube 4 positioned at the lower layer of the clapboard 18 is in a loose state until the connecting end 3 of the transfusion tube 4 is propped against the bottom of the supporting shell 6.
The vertical plate 5 and the supporting shell 6 are connected in a sliding mode through a driving piece 26 arranged in the vertical plate, the driving piece 26 comprises a supporting groove 27, the supporting groove 27 is located on one side, close to the supporting shell 6, of the vertical plate 5, a lead screw 28 is rotatably connected inside the supporting groove 27 through a rotating shaft arranged in the supporting groove, a sliding block 29 is sleeved on the outer side of the lead screw 28 in a sliding mode, the outer side of the sliding block 29 is connected with the inner wall of the supporting groove 27 in a sliding mode, the sliding block 29 is fixedly connected with one side of the supporting shell 6, a driving motor 30 is fixed to one end of the lead screw 28, penetrates through the supporting groove 27, the driving motor 30 is fixedly connected with the top of the vertical plate 5 through a motor shell arranged in the driving groove, limiting;
when the position of the supporting shell 6 needs to be finely adjusted to take out the solution bottle 2, only the driving motor 30 needs to be driven, the output end of the driving motor 30 drives the screw rod 28 to rotate, the rotating force of the screw rod 28 drives the sliding block 29 to move up and down on the screw rod 28, interaction is realized to drive the supporting shell 6 to move up and down quickly, meanwhile, the limiting block 32 slides in the limiting groove 31 to realize positioning of the sliding block 29, so that the sliding block 29 drives the supporting shell 6 to move stably, and the driving motor 30 is stopped to be driven until the supporting plate moves to a proper position.
A plurality of partition plates 33 are fixed inside the support case 6.
The bottom of the fixed groove 13 and the connecting groove 12 are both inclined surfaces.
The two positioning toothed plates 25 are provided, and the two positioning toothed plates 25 are not connected to each other.
The connecting end 3 of the transfusion tube 4 is provided with a label 34.
In the present embodiment, the type Y80M1-2 is preferred for the driving motor 30, the circuit operation is the conventional circuit, the circuits and control related to the present invention are the prior art, and redundant description is not repeated herein.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a steroid substance detection device in industrial waste water, includes super high performance liquid chromatograph (1), super high performance liquid chromatograph (1) top is equipped with a plurality of solution bottle (2), solution bottle (2) are connected with transfer line (4) link (3) that are equipped with, and transfer line (4) link (3) and transfer line (4) sliding connection who is equipped with, the one end and super high performance liquid chromatograph (1) fixed connection of link (3) are kept away from in transfer line (4), its characterized in that: a vertical plate (5) is fixed on one side of the top of the ultra-high performance liquid chromatograph (1), a supporting shell (6) is connected to one side of the vertical plate (5) in a sliding mode, a placing groove (7) is formed in one side, away from the supporting shell (6), of the vertical plate (5), a through hole (8) is formed in the bottom of the placing groove (7), and the infusion tube (4) penetrates through the through hole (8) and is connected with the solution bottle (2) through a control device (9) arranged inside the supporting shell (6).
2. The apparatus for detecting steroid substances in industrial wastewater according to claim 1, wherein: controlling means (9) include control piece (10) and setting element (11), control piece (10) are including spread groove (12) and fixed slot (13), spread groove (12) and fixed slot (13) are located riser (5) and support shell (6) one side that is close to respectively, the one end of transfer line (4) is passed spread groove (12) and fixed slot (13) and is equipped with runner assembly (14) fixed connection with support shell (6) inside, and transfer line (4) outside and fixed slot (13) inner wall fixed connection.
3. The apparatus for detecting steroid substances in industrial wastewater according to claim 2, wherein: the rotating assembly (14) comprises a fixed rod (15), two ends of the fixed rod (15) are fixedly connected with the inner wall of the supporting shell (6), and the outer side of the fixed rod (15) is fixed with a vortex spring piece (16), one end of the vortex spring piece (16) is fixedly connected with the inner wall of a rotating shell (17), the vortex spring piece (16) and the rotating shell (17) are both connected with the inner wall of the supporting shell (6) in a sliding way, the top of the rotating shell (17) is sleeved outside the fixed rod (15) in a sliding way, a clapboard (18) which divides the rotating shell (17) into two layers is fixed outside the rotating shell (17), an opening (19) is arranged on the clapboard (18), the transfusion tube (4) passing through the opening (19) is fixedly connected with the outer side of the rotating shell (17), the inner wall of the rotating shell (17) is fixedly connected with the positioning piece (11), and the positioning piece (11) is positioned at the top of the vortex spring piece (16).
4. The apparatus for detecting steroid substances in industrial wastewater according to claim 2, wherein: locating piece (11) includes fixed plate (20), fixed plate (20) are fixed to be cup jointed in dead lever (15) outside, and fixed plate (20) are located vortex spring leaf (16) top, fixed plate (20) one end is fixed with first compression spring (21), first compression spring (21) other end is fixed with arc slide bar (22), and arc slide bar (22) and dead lever (15) outside sliding connection, arc slide bar (22) one end is fixed with second compression spring (23), second compression spring (23) other end is fixed with locating piece (24), and locating piece (24) rotate with fixed plate (20) through the pivot that is equipped with and be connected, the one end joint that the pivot was kept away from in locating piece (24) has location pinion rack (25), location pinion rack (25) outside and rotation shell (17) inner wall fixed connection.
5. The apparatus for detecting steroid substances in industrial wastewater according to claim 1, wherein: the vertical plate (5) is connected with the supporting shell (6) in a sliding manner through a driving piece (26) arranged on the vertical plate (5), the driving piece (26) comprises a supporting groove (27), the supporting groove (27) is positioned on one side, close to the supporting shell (6), of the vertical plate (5), a lead screw (28) is rotatably connected inside the supporting groove (27) through a rotating shaft arranged on the supporting groove, a sliding block (29) is sleeved on the outer side of the lead screw (28) in a sliding manner, the outer side of the sliding block (29) is connected with the inner wall of the supporting groove (27) in a sliding manner, the sliding block (29) is fixedly connected with one side of the supporting shell (6), one end of the lead screw (28) penetrates through the supporting groove (27) and is fixedly provided with a driving motor (30), the driving motor (30) is fixedly connected with the top of the vertical plate (5) through a motor shell arranged on the vertical plate, both sides, the limiting block (32) is fixedly connected with one side of the supporting shell (6).
6. The apparatus for detecting steroid substances in industrial wastewater according to claim 1, wherein: and a plurality of partition plates (33) are fixed inside the supporting shell (6).
7. The apparatus for detecting steroid substances in industrial wastewater according to claim 2, wherein: the bottoms of the fixed groove (13) and the connecting groove (12) are both inclined surfaces.
8. The apparatus for detecting steroid substances in industrial wastewater according to claim 4, wherein: the number of the positioning toothed plates (25) is two, and the two positioning toothed plates (25) are not connected with each other.
9. The apparatus for detecting steroid substances in industrial wastewater according to claim 1, wherein: the connecting end (3) of the infusion tube (4) is provided with a label (34).
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| CN202010366017.4A CN111707736A (en) | 2020-04-30 | 2020-04-30 | Steroid substance detection device in industrial wastewater |
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| CN202010366017.4A CN111707736A (en) | 2020-04-30 | 2020-04-30 | Steroid substance detection device in industrial wastewater |
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| CN210269749U (en) * | 2019-07-18 | 2020-04-07 | 江苏曼氏生物科技股份有限公司 | High-pressure liquid chromatography device |
| CN110817605A (en) * | 2019-10-11 | 2020-02-21 | 国网内蒙古东部电力有限公司电力科学研究院 | Network cable storage device and working method thereof |
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Application publication date: 20200925 |