CN114324491A - Equipment and method for detecting heavy metal content by applying amino chelate resin - Google Patents
Equipment and method for detecting heavy metal content by applying amino chelate resin Download PDFInfo
- Publication number
- CN114324491A CN114324491A CN202210228150.2A CN202210228150A CN114324491A CN 114324491 A CN114324491 A CN 114324491A CN 202210228150 A CN202210228150 A CN 202210228150A CN 114324491 A CN114324491 A CN 114324491A
- Authority
- CN
- China
- Prior art keywords
- heavy metal
- block
- fixedly mounted
- detection
- detection box
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The invention relates to the field of heavy metal content detection, in particular to equipment and a method for detecting heavy metal content by using amino chelate resin, which comprises the following steps of; the detection box is of a square structure, and the outer wall of one side of the detection box is provided with an opening and closing component for maintaining and monitoring the internal structure of the detection box; the adsorption cylinder is of a cylindrical structure, sample solution used for detecting heavy metal elements is contained in the adsorption cylinder, the threaded cover is opened, whether sundries exist in the stirring cylinder or not is observed, the interior of the stirring cylinder is wiped, and samples needing to be detected are placed into the adsorption cylinder. The invention has novel design, the weight measuring block moves downwards due to the action of gravity after the arranged absorption tube enters the weight measuring block, the moving weight measuring block drives the connecting sliding frame arranged on the weight measuring block to move downwards, because one end and the upper part of the resistance sliding column are connected with the conducting wire, the resistance in the circuit is increased through the downward movement of the sliding frame, the telescopic rod supports the weight measuring block, and the sample is quickly detected through the pushing block and the weight measuring block.
Description
Technical Field
The invention relates to the field of heavy metal content detection, in particular to equipment and a method for detecting heavy metal content by using amino chelate resin.
Background
At present, people need to eat various foods in life, food safety is always a concern of the state, the foods eaten by people contain more or less heavy metal elements, the heavy metals are the metal elements which cannot be digested in organisms, the heavy metals are often accumulated in the bodies, too much ingested heavy metals can cause a series of diseases, the heavy metal elements can harm human health, and the control of the heavy metals becomes a concern of the state.
When the amino chelate resin is used for detection, the detected resin can not be used again, and the resin needs to be manually replaced by new resin for detection, so that the detection efficiency is greatly reduced.
Disclosure of Invention
The invention aims to provide equipment and a method for detecting heavy metal content by using amino chelate resin, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
an apparatus for detecting heavy metal content using amino chelate resin, comprising;
the detection box is of a square structure, and the outer wall of one side of the detection box is provided with an opening and closing component for maintaining and monitoring the internal structure of the detection box (1);
the adsorption cylinder is of a cylindrical structure and contains a sample solution for detecting heavy metal elements;
the lifting assembly is arranged in the detection box and connected with the absorption tube, and the absorption tube is driven to move into the adsorption cylinder to adsorb heavy metal element sample solution by the up-and-down movement of the lifting assembly;
the spin-drying component is arranged above the adsorption barrel and connected with the lifting component, and the spin-drying component is connected with the absorption tube and drives the absorption tube to rotate so as to dry redundant moisture.
When the lifting assembly drives the absorption tube to move to the position equal to the height of the discharging assembly, the discharging assembly pushes the absorption tube to leave the lifting assembly and enter the detection assembly for detection, and the lifting assembly is connected with the discharging assembly;
the feeding assembly is fixedly arranged in the detection box, and when the lifting assembly ascends to a certain position, the lifting assembly pushes a new absorption tube to be connected with the lifting assembly through the feeding assembly;
the stirring assembly is used for stirring the water-added heavy metal element sample, so that the heavy metal element sample is dissolved into the solution to be convenient for detection, and the stirring assembly is connected with the discharging assembly.
As a further scheme of the invention: the lifting assembly comprises a screw rod fixedly installed in the detection box, the screw rod is sleeved with a movable frame which is connected in the detection box in a sliding mode, the movable frame is rotatably connected with a sleeve which is in threaded connection with the screw rod, two bevel gears which are arranged oppositely are fixedly installed on the sleeve, and the bevel gears are meshed with half-tooth bevel gears which drive the bevel gears to run.
As a still further scheme of the invention: the spin-drying component comprises a servo motor fixedly mounted on the moving frame, an output shaft of the servo motor is fixedly mounted with a half-tooth bevel gear, a first bevel gear set for transmission is fixedly mounted on an output shaft of the other side of the servo motor, and a rotating rod rotatably connected with the moving frame is fixedly mounted on the other gear of the first bevel gear set.
As a still further scheme of the invention: the bull stick extends to and removes a frame opposite side and fixed mounting and has carried out the installation piece that fixes to the absorption tube, and installation piece one side has been seted up and has been run through the dovetail groove, runs through the dovetail groove and is equipped with a plurality of butt pieces that carry out the fixing to the absorption tube, butt piece fixed mounting with installation piece sliding connection's slide bar, the butt has the third compression spring of cover on the slide bar between butt piece and the installation piece.
As a still further scheme of the invention: the ejection of compact subassembly includes the pneumatic telescopic link of fixed mounting in detection case one side, and pneumatic telescopic link's fixed end fixed mounting has the breather pipe that is used for driving its expansion end to remove, and fixed mounting has the support frame that is used for the support on the removal frame, and the support frame has a piston cylinder through supporting shoe fixed mounting, and piston cylinder one end sliding connection has the joint frame, and joint frame one side extends in and fixed mounting has the piston piece.
As a still further scheme of the invention: the supporting frame is fixedly provided with a supporting block, the supporting block is rotatably connected with a round rod for transmission, a transmission wheel for transmission is arranged between the round rod and an output shaft of the servo motor, the transmission wheel extends to the other side of the supporting block and is fixedly provided with a rotating wheel, two sides of the rotating wheel are respectively provided with an eccentric groove, and one end of the clamping frame is slidably connected in the eccentric groove.
As a still further scheme of the invention: the feeding assembly comprises a pushing block fixedly mounted on the inner wall of one side of the detection box, a plurality of absorption tubes used for detection are placed in the pushing block, a pushing plate used for pushing the absorption tubes to move out is connected in the pushing block in a sliding mode, a pull rod extending out of the pushing block is fixedly mounted at one end of the pushing plate, a first compression spring sleeved on the pull rod is abutted to the inner wall of the pushing plate and the pushing block, and a closing plate used for separating the two connected absorption tubes is fixedly mounted on one side of the moving frame.
As a still further scheme of the invention: the detection assembly comprises a telescopic rod fixedly mounted on one side of the pushing block, a weight measuring block used for containing the absorption tube is fixedly mounted at the movable end of the telescopic rod, a resistance sliding column used for detection is fixedly mounted on one side of the pushing block, and a sliding frame fixedly mounted with the weight measuring block is slidably connected onto the resistance sliding column.
As a still further scheme of the invention: the stirring subassembly includes the prismatic telescopic link of detection case internal rotation connection, install second bevel gear group between prismatic telescopic link's expansion end and the round bar, fixed mounting has the churn that is used for splendid attire solution on the detection case, prismatic telescopic link's stiff end fixed mounting has the puddler that extends to in the churn, fixed mounting has on the puddler owing to carry out the stirring wheel of stirring to the sample, one side fixed mounting of churn has the connecting pipe, the other end of connecting pipe extend to in the detection case and with adsorption cylinder fixed mounting.
As a still further scheme of the invention: one side fixed mounting of an absorption section of thick bamboo has the drain pipe that extends to outside the detection case, and one side of an absorption section of thick bamboo is equipped with the stoving frame of fixed mounting in the detection case, and stoving frame is last to be installed a plurality of heating wires that carry out the stoving to the absorption tube.
As a still further scheme of the invention: half-tooth bevel gear one side has been seted up hollow groove, hollow inslot fixed mounting has a plurality of evenly distributed's ratchet, hollow inslot place with half-tooth bevel gear rotate the round piece of being connected, rotate on the round piece be connected with the pawl of ratchet butt, fixed mounting has the solid fixed ring that is used for the drive on the round piece, fixed mounting has two relative promotion pieces of placing in the solid fixed ring, promote the piece butt and have connect the turning block of rotation in the solid fixed ring, turning block and servo motor output shaft fixed mounting.
The method for detecting the content of the heavy metal by applying the equipment comprises the following steps;
checking whether a machine is electrified, adjusting the power of an electric heating wire and the rotating speed of a servo motor, and checking whether parts of the machine are loosened;
opening the threaded cover, observing whether impurities exist in the mixing drum, wiping the interior of the mixing drum, and putting a sample to be detected into the mixing drum;
step three, checking whether the absorption pipes in the pushing block are sufficient or not, and opening the equipment;
checking the resistance value of the resistance slide column connecting circuit through a connected computer after a period of time, obtaining the weight of the heavy metal through the change value of the resistance value, and finally comparing the weight of the heavy metal with the initial weight of the sample to obtain the heavy metal content of the detected object;
and step five, opening the threaded cover, pouring clean water, and cleaning various pipelines and containers in the container by using a starter.
Compared with the prior art, the invention has the beneficial effects that: the invention has novel design, the absorption tube is filled with amino chelate resin with certain mass, the absorption tube is pushed to work by the pushing block, the pushing plate can be automatically pushed to push by the first compression spring, when no new absorption tube exists in the pushing block, the pull rod can be pulled to drop the spare absorption tube in the feeding cylinder, the weight measuring block moves downwards due to the action of gravity after the arranged absorption tube enters the weight measuring block, the moving weight measuring block drives the connecting sliding frame arranged on the weight measuring block to move downwards, because one end of the resistance sliding column is connected with a lead, the resistance in the circuit is increased by the downwards movement of the sliding frame, the telescopic rod supports the weight measuring block, and the sample is quickly detected by the pushing block and the weight measuring block.
Drawings
FIG. 1 is a schematic perspective view of an embodiment of an apparatus and a method for detecting heavy metal content using amino chelate resin.
FIG. 2 is a schematic diagram of the internal structure of a detection box in an embodiment of the apparatus and method for detecting heavy metal content by using amino chelate resin.
FIG. 3 is a schematic diagram of an enlarged structure of the interior of a detection box in an embodiment of an apparatus and a method for detecting heavy metal content by using amino chelate resin.
FIG. 4 is an enlarged schematic view of a rotating wheel in an embodiment of an apparatus and a method for detecting heavy metal content using amino chelate resin.
FIG. 5 is an enlarged schematic view of an embodiment of an adsorption cylinder for detecting heavy metal content by using amino chelate resin.
FIG. 6 is a schematic side view of an embodiment of an apparatus and a method for detecting heavy metal content using amino chelate resin.
FIG. 7 is a schematic diagram of a weight block according to an embodiment of the apparatus and method for detecting heavy metal content using amino chelate resin.
FIG. 8 is a schematic view of the internal structure of the mounting block in an embodiment of the apparatus and method for detecting heavy metal content using amino chelate resin.
FIG. 9 is an enlarged schematic view of an embodiment of an absorption cylinder for detecting heavy metal content by using amino chelate resin.
FIG. 10 is a schematic view of an internal structure of a half-tooth bevel gear in an embodiment of an apparatus and a method for detecting heavy metal content using amino chelate resin.
In the figure: 1. a detection box; 2. a mixing drum; 3. a threaded cap; 4. a feeding cylinder; 5. a connecting pipe; 6. an electromagnetic valve; 7. a breather pipe; 8. a liquid outlet pipe; 9. a pneumatic telescopic rod; 10. a piston cylinder; 11. a screw rod; 12. a movable frame; 13. a sleeve; 14. a bevel gear; 15. a half-tooth bevel gear; 16. a servo motor; 17. a support frame; 18. a driving wheel; 19. a support block; 20. a rotating wheel; 21. a clamping frame; 22. a drying rack; 23. a first bevel gear set; 24. a rotating rod; 25. mounting blocks; 26. an absorber tube; 27. an adsorption cylinder; 28. a second bevel gear set; 29. a prismatic telescopic rod; 30. a pushing block; 31. measuring a weight block; 32. a discharge hopper; 33. an electric heating wire; 34. a stirring runner; 35. a pull rod; 36. a push plate; 37. a first compression spring; 38. a telescopic rod; 39. a second compression spring; 40. a resistive strut; 41. connecting the sliding frame; 42. a butting block; 43. a slide bar; 44. a third compression spring; 45. a closing plate; 46. a ratchet; 47. a pawl; 48. a pushing block; 49. and (6) rotating the block.
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.
In addition, an element of the present invention may be said to be "fixed" or "disposed" to another element, either directly on the other element or with intervening elements present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Referring to fig. 1 and 2, in an embodiment of the present invention, an apparatus for detecting heavy metal content by using amino chelating resin includes;
the detection box 1 is of a square structure, the outer wall of one side of the detection box 1 is made of a plastic transparent material, so that the operation condition of internal parts can be observed conveniently, and the transparent side wall is connected with the detection box 1 in a screw connection mode, so that an operator can replace and maintain the parts in the detection box 1 quickly;
an adsorption cylinder 27, an adsorption cylinder 27 is the tubular structure, it is used for detecting the sample solution who contains heavy metal element to contain in the adsorption cylinder 27, just one side fixed mounting who adsorbs a cylinder 27 has to extend to drain pipe 8 outside the detection case 1 can be with adsorbing the liquid discharge of throwing away in the cylinder 27 through drain pipe 8.
Wherein, fixed mounting has the inside solenoid valve that opens and shuts of control on drain pipe 8, through solenoid valve control the time of the liquid outflow in the absorption section of thick bamboo 27 avoids because the inflow the liquid in the absorption section of thick bamboo 27 passes through drain pipe 8 flows out fast.
Further, a drying rack 22 fixedly installed in the detection box 1 is disposed at one side of the adsorption cylinder 27, a plurality of heating wires 33 for drying the absorption tube 26 are installed on the drying rack 22, the water not dried on the absorption tube 26 is evaporated by the heating wires 33, and the heating wires 33 are connected to an external power supply.
The lifting assembly is arranged in the detection box 1 and is connected with an absorption tube 26 filled with amino chelate resin, and the absorption tube 26 is driven to move into the adsorption cylinder 27 to adsorb heavy metal element sample solution by the up-and-down movement of the lifting assembly.
Referring to fig. 2, 3 and 6, the lifting assembly includes a screw rod 11 fixedly installed in the detection box 1, the screw rod 11 is sleeved with a movable frame 12 slidably connected in the detection box 1, the movable frame 12 is rotatably connected with a sleeve 13 in threaded connection with the screw rod 11, two bevel gears 14 oppositely arranged are fixedly installed on the sleeve 13, and the bevel gears 14 are engaged with a half-tooth bevel gear 15 for driving the bevel gears 14 to rotate.
The set half-tooth bevel gear 15 rotates, when the half-tooth bevel gear is meshed with one bevel gear 14, the sleeve 13 is driven to rotate forwards, the movable frame 12 is lifted through the screw rod 11, the absorption tube 26 is driven to leave the adsorption cylinder 27, when the half-tooth bevel gear is meshed with the other bevel gear 14, the sleeve 13 is driven to rotate backwards, the movable frame 12 is driven to move downwards through the screw rod 11, and the absorption tube 26 is driven to enter the adsorption cylinder 27 to adsorb the sample solution containing heavy metal elements.
Please refer to fig. 10, wherein, it should be noted that a hollow groove is formed at one side of the half-tooth bevel gear 15, a plurality of ratchet teeth 46 are fixedly installed in the hollow groove, a round block rotatably connected with the half-tooth bevel gear 15 is placed in the hollow groove, a pawl 47 abutted against the ratchet teeth 46 is rotatably connected to the round block, a fixing ring for driving is fixedly installed on the round block, two pushing blocks 48 oppositely placed are fixedly installed in the fixing ring, a rotating block 49 rotating in the fixing ring is abutted against the pushing block 48, and the rotating block 49 is fixedly installed with an output shaft of the servo motor 16.
Specifically, when the servo motor 16 rotates forward, the turning block 49 is driven to rotate, the pushing block 48 which is abutted against the turning block drives the round block to rotate forward, so that the movable frame 12 descends to adsorb, when the movable frame 12 ascends when the servo motor 16 rotates continuously, the servo motor 16 rotates backward, and the pawl 47 cannot drive the half-tooth bevel gear 15 to rotate in the backward rotation manner, but the turning block 49 can be driven to rotate, because the turning block 49 is abutted against the pushing block 48 in the forward rotation manner, when the turning block 49 needs to rotate backward, the turning block 49 needs to rotate idle for one turn.
Of course, a torsion spring is installed at the connection between the pawl 47 and the round block, so that the pawl 47 always abuts against the ratchet 46 on one side, and the pawl is firmly clamped with the ratchet 46 during forward rotation.
And the spin-drying component is arranged above the adsorption barrel 27 and is connected with the lifting component, and the spin-drying component is connected with the absorption pipe 26 and drives the absorption pipe to rotate so as to dry redundant moisture.
Referring to fig. 2, 3, 5 and 7, the spin-drying assembly includes a servo motor 16 fixedly mounted on the moving frame 12, an output shaft of the servo motor 16 is fixedly mounted on the half-tooth bevel gear 15, an output shaft of the servo motor 16 on the other side is fixedly mounted with a first bevel gear set 23 for transmission, and another gear of the first bevel gear set 23 is fixedly mounted with a rotating rod 24 rotatably connected with the moving frame 12.
When the servo motor 16 is arranged to rotate reversely, the rotating rod 24 is driven to rotate through the first bevel gear set 23 for spin-drying.
Further, a one-way ratchet is installed at a connection position of one gear of the first bevel gear set 23 and an output shaft of the servo motor 16, the first bevel gear set 23 can only operate when the servo motor 16 rotates reversely through the one-way ratchet, meanwhile, a ball bearing is installed at a connection position of the rotating rod 24 and the moving frame 12, and the rotating rod 24 can rotate more smoothly and can support the rotating rod 24 through the ball bearing, so that the rotating rod 24 cannot fall off.
Referring to fig. 8 and 9, the rotating rod 24 extends to the other side of the moving frame 12 and is fixedly provided with an installation block 25 for fixing the absorption tube 26, a through trapezoidal groove is formed in one side of the installation block 25, a plurality of abutting blocks 42 for fixing the absorption tube 26 are arranged in the through trapezoidal groove, a sliding rod 43 slidably connected with the installation block 25 is fixedly installed on the abutting blocks 42, and a third compression spring 44 sleeved on the sliding rod 43 is abutted between the abutting blocks 42 and the installation block 25.
Specifically, when the absorber pipe 26 is pushed into the through trapezoidal groove, the absorber pipe 26 is fixed by the plurality of abutting blocks 42, and the third compression spring 44 pushes the abutting blocks 42 to abut against the absorber pipe 26 firmly, so that the absorber pipe 26 in the mounting block 25 does not fly out when rotating, and the machine is damaged.
Of course, set up a plurality of evenly distributed's round hole on the absorption tube 26, fixed mounting has on the butt piece 42 with the arc joint piece that the round hole agrees with, through agreeing with arc joint frame and round hole make absorption tube 26 more firm, just one side of butt piece 42 is arc, makes butt piece 42 can be easily pushed out through convex butt piece, is unlikely to block.
And when the lifting assembly drives the absorption tube to move to the position equal to the position of the discharging assembly in height, the discharging assembly pushes the absorption tube to leave the lifting assembly and enter the detection assembly for detection, and the lifting assembly is connected with the discharging assembly.
Referring to fig. 2, 3, 4 and 8, the discharging assembly includes a pneumatic telescopic rod 9 fixedly installed at one side of the detection box 1, a fixed end of the pneumatic telescopic rod 9 is fixedly installed with a vent pipe 7 for driving a movable end of the pneumatic telescopic rod to move, the moving frame 12 is fixedly installed with a supporting frame 17 for supporting, the supporting frame 17 is fixedly installed with a piston cylinder 10 through a supporting block, one end of the piston cylinder 10 is slidably connected with a clamping frame 21, and one side of the clamping frame 21 extends into the piston cylinder 10 and is fixedly installed with a piston block.
The clamping frame 21 is arranged to push the piston block to move in the piston cylinder 10 for sucking air, when the piston cylinder 10 sucks air, the movable end of the pneumatic telescopic rod 9 is pulled through the vent pipe 7 to move backwards and retract into the fixed end, when the piston cylinder 10 blows air, the movable end of the pneumatic telescopic rod 9 is pushed through the vent pipe 7 to extend out, and the absorption pipe 26 in the mounting block 25 is pushed to push out.
Wherein, the confession has been seted up to one side of installation piece 25 the promotion groove that the expansion end of pneumatic telescoping rod 9 runs through, just the arc catch bar is installed to pneumatic telescoping rod 9 expansion end, makes the light rebound of butt joint piece 42 through curved catch bar to release absorbent tube 26.
Preferably, an electric telescopic rod is fixedly installed at one side of the detection box 1, and the absorption tube 26 is pushed by the electric telescopic rod to move out of the installation block 25.
Referring to fig. 2 and 4, a supporting block 19 is fixedly mounted on the supporting frame 17, the supporting block 19 is rotatably connected with a round rod for transmission, a transmission wheel 18 for transmission is mounted between the round rod and an output shaft of the servo motor 16, the transmission wheel 18 extends to the other side of the supporting block 19 and is fixedly mounted with a rotating wheel 20, two sides of the rotating wheel 20 are respectively provided with an eccentric slot, and one end of the clamping frame 21 is slidably connected in the eccentric slot.
When the output shaft of the servo motor 16 is reversely rotated, the round rod is driven to rotate by the driving wheel 18, the rotating round rod drives the rotating wheel 20 fixed with the round rod to rotate, and the clamping frame 21 connected with the round rod in a sliding mode moves back and forth through the arranged eccentric groove.
It should be noted that a one-way ratchet is installed at a joint of the round bar and one of the driving wheels 18, and the round bar can be driven to rotate only when the servo motor 16 rotates forward through the one-way ratchet.
The feeding assembly is fixedly arranged in the detection box 1, and when the lifting assembly ascends to a certain position, the lifting assembly pushes a new absorption pipe 26 to be connected with the lifting assembly through the feeding assembly;
referring to fig. 3, 5, and 7, the feeding assembly includes a pushing block 30 fixedly mounted on an inner wall of one side of the detection box 1, a plurality of absorption tubes 26 for detection are placed in the pushing block 30, a pushing plate 36 for pushing the absorption tubes 26 to move out is slidably connected in the pushing block 30, a pull rod 35 extending out of the pushing block 30 is fixedly mounted at one end of the pushing plate 36, a first compression spring 37 sleeved on the pull rod 35 is abutted between the pushing plate 36 and the inner wall of the pushing block 30, and a closing plate 45 for separating the two connected absorption tubes 26 is fixedly mounted at one side of the moving frame 12.
Specifically, the absorption tube 26 is filled with certain mass of amino chelate resin, and the intensive even aperture has been seted up to the absorption tube 26 outer wall, adsorb heavy metal element sample solution through the aperture, when the absorption tube 26 rises to the same height with propelling movement piece 30 through lifting unit, first compression spring 37 promotes absorption tube 26 through push plate 36 and gets into installation piece 25, when the absorption tube 26 descends through the lifting unit drive, two absorption tubes 26 of laminating are parted to closing plate 45 on the removal frame 12.
However, when the absorption tube 26 is absent in the pushing block 30, a circular hole is formed in the pushing block 30, a feeding cylinder 4 for storing the absorption tube 26 is fixedly mounted on the circular hole, the feeding cylinder 4 extends out of the detection box 1, a new absorption tube 26 is filled in the feeding cylinder 4, and the pull rod 35 is pulled to continuously push the new absorption tube 26 into the pushing block 30.
Referring to fig. 5 and 7, the detecting assembly includes an expansion link 38 fixedly mounted on one side of the pushing block 30, a weight measuring block 31 for containing the absorption tube 26 is fixedly mounted on a movable end of the expansion link 38, a resistance sliding column 40 for detection is fixedly mounted on one side of the pushing block 30, and a connecting sliding frame 41 fixedly mounted on the weight measuring block 31 is slidably connected to the resistance sliding column 40.
After the discharging component that sets up pushes absorption tube 26 into weight 31, because the effect of gravity leads to weight 31 to move down, and the connection carriage 41 that the weight 31 that moves drives to install on it moves down, because be connected with the wire on the one end of resistance traveller 40 and the connection carriage 41, through the resistance in the downward movement increase circuit of connecting carriage 41, and telescopic link 38 then supports weight 31.
Specifically, a second compression spring 39 is fixedly installed between the fixed end of the telescopic rod 38 and the weight measuring block 31, sleeved on the movable end of the telescopic rod 38, and the absorption tube 26 in the weight measuring block 31 returns to the original position when falling through the second compression spring 39.
Of course, a rectangular window is opened at one side of the detection box 1, a discharge pipe 32 for discharging the detected absorption pipes 26 is fixedly installed at one side of the rectangular window, and the waste absorption pipes 26 are discharged out of the detection box 1 through the discharge pipe 32.
The stirring assembly is used for stirring the water-added heavy metal element sample, so that the heavy metal element sample is dissolved into the stirring assembly to be changed into a solution so as to be convenient for detection, and the stirring assembly is connected with the discharging assembly.
Referring to fig. 1, 2, 4, and 6, the stirring assembly includes a prismatic telescopic rod 29 rotatably connected in the detection box 1, a second bevel gear set 28 is installed between a movable end of the prismatic telescopic rod 29 and the round bar, a stirring drum 2 for containing solution is fixedly installed on the detection box 1, a stirring rod extending into the stirring drum 2 is fixedly installed at a fixed end of the prismatic telescopic rod 29, a stirring wheel 34 for stirring a sample is fixedly installed on the stirring rod, a connecting pipe 5 is fixedly installed at one side of the stirring drum 2, and the other end of the connecting pipe 5 extends into the detection box 1 and is fixedly installed with the adsorption drum 27.
The round bar that sets up drives prismatic telescopic link 29 through second bevel gear group 28 and rotates, and rotatory prismatic telescopic link 29 drives the puddler rotation in the churn 2, and rotatory puddler drives and stirs rather than the rotatory stirring wheel 34 rotation of fixed, and solution after the stirring carries out heavy metal adsorption in flowing into the absorption section of thick bamboo 27 of below through connecting pipe 5.
Further, the threaded connection of one end of churn 2 has screw cap 3, through screw cap 3 can prevent that the dust from getting into, shines into the testing result of machine and influences, of course, fixed mounting has the solenoid valve that the controller opened and shut on connecting pipe 5, through solenoid valve control the block time of connecting pipe 5 avoids not stirring the solution and will flow.
The method for detecting the content of the heavy metal by applying the equipment comprises the following steps;
checking whether a machine is electrified or not, electrifying the machine by using a triangular plug to prevent electric leakage of the machine, adjusting the power of an electric heating wire and the rotating speed of a servo motor to enable the electric heating wire and the servo motor to reach an applicable range, checking whether a machine part is loosened or not, and fastening the machine part if the part is loosened to prevent the machine from being damaged;
opening the threaded cover, observing whether impurities exist in the mixing drum, adding a proper amount of water to clean the interior of the mixing drum, wiping the interior of the mixing drum, putting a sample to be detected into the mixing drum, and screwing the threaded cover;
checking whether the absorption pipes in the pushing block are sufficient or not, if not, reloading through the feeding cylinder, and starting the equipment;
checking the resistance value of the resistance slide column connecting circuit through a connected computer after a period of time, obtaining the weight of the heavy metal through the change value of the resistance value, and finally comparing the weight of the heavy metal with the initial weight of the sample to obtain the heavy metal content of the detected object;
and step five, opening the threaded cover, pouring or pouring a certain amount of cleaning agent into the clean water, and cleaning various pipes and containers inside by using a starter.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. An apparatus for detecting heavy metal content by using amino chelate resin is characterized by comprising;
the detection box (1) is of a square structure, and the outer wall of one side of the detection box (1) is provided with an opening and closing component for maintaining and monitoring the internal structure of the detection box (1);
the adsorption cylinder (27), the adsorption cylinder (27) is a cylindrical structure, and the adsorption cylinder (27) contains a sample solution for detecting heavy metal elements;
the lifting assembly is arranged in the detection box (1) and is connected with an absorption tube (26), and the absorption tube (26) is driven to move into the adsorption cylinder (27) to adsorb heavy metal element sample solution by the up-and-down movement of the lifting assembly;
the spin-drying component is arranged above the adsorption barrel (27) and is connected with the lifting component, and the spin-drying component is connected with the absorption pipe (26) and drives the absorption pipe to rotate so as to dry excess water;
when the lifting assembly drives the absorption pipe (26) to move to the position equal to the height of the discharging assembly, the discharging assembly pushes the absorption pipe (26) to leave the lifting assembly and enter the detection assembly for detection, and the lifting assembly is connected with the discharging assembly;
the feeding assembly is fixedly arranged in the detection box (1), and when the lifting assembly ascends to a certain position, the lifting assembly pushes a new absorption pipe (26) to be connected with the lifting assembly through the feeding assembly;
the stirring assembly is used for stirring the water-added heavy metal element sample, so that the heavy metal element sample is dissolved into the stirring assembly to be changed into a solution so as to be convenient for detection, and the stirring assembly is connected with the discharging assembly.
2. The device for detecting the content of heavy metals by using amino chelate resin according to claim 1, wherein the lifting assembly comprises a screw rod (11) fixedly installed in the detection box (1), the screw rod (11) is sleeved with a movable frame (12) slidably connected in the detection box (1), the movable frame (12) is rotatably connected with a sleeve (13) in threaded connection with the screw rod (11), two bevel gears (14) oppositely arranged are fixedly installed on the sleeve (13), and the bevel gears (14) are engaged with a half-tooth bevel gear (15) for driving the bevel gears to rotate;
one side fixed mounting who adsorbs a section of thick bamboo (27) has an extension to drain pipe (8) outside detection case (1), one side of adsorbing a section of thick bamboo (27) is equipped with fixed mounting and is in drying frame (22) in detection case (1), it carries out heating wire (33) of drying to absorption tube (26) to install a plurality ofly on drying frame (22).
3. The device for detecting the content of heavy metals by using amino chelate resin as claimed in claim 2, wherein said spin-drying assembly comprises a servo motor (16) fixedly mounted on said moving frame (12), an output shaft of said servo motor (16) is fixedly mounted with said half-tooth bevel gear (15), an output shaft of another side of said servo motor (16) is fixedly mounted with a first bevel gear set (23) for transmission, and another gear of said first bevel gear set (23) is fixedly mounted with a rotating rod (24) rotatably connected with said moving frame (12).
4. The device for detecting the content of heavy metal by using amino chelate resin as claimed in claim 3, wherein said rotating rod (24) extends to the other side of said movable frame (12) and is fixedly installed with an installation block (25) for fixing said absorption tube (26), a through trapezoidal groove is opened at one side of said installation block (25), a plurality of abutting blocks (42) for fixing said absorption tube (26) are arranged in said through trapezoidal groove, said abutting blocks (42) are fixedly installed with a slide rod (43) slidably connected with said installation block (25), and a third compression spring (44) sleeved on said slide rod (43) abuts between said abutting blocks (42) and said installation block (25).
5. The device for detecting the content of heavy metal by using amino chelate resin as claimed in claim 3, wherein the discharging component comprises a pneumatic telescopic rod (9) fixedly mounted on one side of the detection box (1), a ventilating pipe (7) for driving the movable end of the pneumatic telescopic rod to move is fixedly mounted at the fixed end of the pneumatic telescopic rod (9), a supporting frame (17) for supporting is fixedly mounted on the moving frame (12), a piston cylinder (10) is fixedly mounted on the supporting frame (17) through a supporting block, one end of the piston cylinder (10) is slidably connected with a clamping frame (21), and one side of the clamping frame (21) extends into the piston cylinder (10) and is fixedly mounted with a piston block.
6. The device for detecting the content of heavy metals by using amino chelate resin according to claim 5, wherein a supporting block (19) is fixedly installed on the supporting frame (17), a round bar for transmission is rotatably connected to the supporting block (19), a transmission wheel (18) for transmission is installed between the round bar and the output shaft of the servo motor (16), the transmission wheel (18) extends to the other side of the supporting block (19) and is fixedly provided with a rotating wheel (20), eccentric grooves are formed in both sides of the rotating wheel (20), and one end of the clamping frame (21) is slidably connected in the eccentric grooves;
the semi-tooth bevel gear (15) one side has been seted up hollow groove, hollow inslot fixed mounting has a plurality of evenly distributed's ratchet (46), hollow inslot place with semi-tooth bevel gear (15) rotate the circle piece of being connected, rotate on the circle piece be connected with pawl (47) of ratchet (46) butt, fixed mounting has the solid fixed ring that is used for the drive on the circle piece, fixed mounting has two relative promotion pieces (48) of placing in the solid fixed ring, promotion piece (48) butt has the rotation to be in solid fixed ring intra-annular turning block (49), turning block (49) with servo motor (16) output shaft fixed mounting.
7. The device for detecting the content of heavy metals by applying amino chelate resin according to claim 2, wherein the feeding assembly comprises a pushing block (30) fixedly mounted on the inner wall of one side of the detection box (1), a plurality of absorption tubes (26) for detection are placed in the pushing block (30), a pushing plate (36) for pushing the absorption tubes (26) to move out is connected in the pushing block (30) in a sliding manner, one end of the pushing plate (36) is fixedly mounted with a pull rod (35) extending out of the pushing block (30), the pushing plate (36) is abutted against the inner wall of the pushing block (30) and sleeved with a first compression spring (37) on the pull rod (35), and one side of the moving frame (12) is fixedly mounted with a closing plate (45) for separating the two absorption tubes (26).
8. The device for detecting the content of heavy metal by using amino chelate resin as claimed in claim 7, wherein the detection assembly comprises a telescopic rod (38) fixedly mounted on one side of the pushing block (30), a weight measuring block (31) for containing the absorption tube (26) is fixedly mounted at the movable end of the telescopic rod (38), a resistance sliding column (40) for detection is fixedly mounted on one side of the pushing block (30), and a connecting sliding frame (41) fixedly mounted with the weight measuring block (31) is slidably connected onto the resistance sliding column (40).
9. The device for detecting the content of heavy metal by using amino chelate resin as claimed in claim 6, characterized in that the stirring component comprises a prismatic telescopic rod (29) which is rotationally connected with the detection box (1), a second bevel gear set (28) is arranged between the movable end of the prismatic telescopic rod (29) and the round rod, a stirring cylinder (2) for containing solution is fixedly arranged on the detection box (1), the fixed end of the prismatic telescopic rod (29) is fixedly provided with a stirring rod extending into the stirring cylinder (2), a stirring rotating wheel (34) for stirring the sample is fixedly arranged on the stirring rod, one side fixed mounting of churn (2) has connecting pipe (5), the other end of connecting pipe (5) extends to in detection case (1) and with adsorption cylinder (27) fixed mounting.
10. The method for detecting the content of the heavy metal by using the equipment as claimed in any one of claims 1 to 9, which is characterized by comprising the following steps;
checking whether a machine is electrified, adjusting the power of an electric heating wire and the rotating speed of a servo motor, and checking whether parts of the machine are loosened;
opening the threaded cover, observing whether impurities exist in the mixing drum, wiping the interior of the mixing drum, and putting a sample to be detected into the mixing drum;
step three, checking whether the absorption pipes in the pushing block are sufficient or not, and opening the equipment;
checking the resistance value of the resistance slide column connecting circuit through a connected computer after a period of time, obtaining the weight of the heavy metal through the change value of the resistance value, and finally comparing the weight of the heavy metal with the initial weight of the sample to obtain the heavy metal content of the detected object;
and step five, opening the threaded cover, pouring clean water, and cleaning various pipelines and containers in the container by using a starter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210228150.2A CN114324491B (en) | 2022-03-10 | 2022-03-10 | Equipment and method for detecting heavy metal content by applying amino chelate resin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210228150.2A CN114324491B (en) | 2022-03-10 | 2022-03-10 | Equipment and method for detecting heavy metal content by applying amino chelate resin |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114324491A true CN114324491A (en) | 2022-04-12 |
| CN114324491B CN114324491B (en) | 2022-06-21 |
Family
ID=81033167
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210228150.2A Active CN114324491B (en) | 2022-03-10 | 2022-03-10 | Equipment and method for detecting heavy metal content by applying amino chelate resin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114324491B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114733438A (en) * | 2022-04-14 | 2022-07-12 | 西安市红会医院（西安市骨科研究所） | Infant anesthesia is with anesthesia medicament ratio material feeding unit with regulatory function |
| CN116465950A (en) * | 2023-04-20 | 2023-07-21 | 山东朱老大食品有限公司 | Additive heavy metal content detection device of dumpling filling |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107655786A (en) * | 2017-11-14 | 2018-02-02 | 苏州市苏测检测技术有限公司 | Multifunctional food device for fast detecting |
| CN207567041U (en) * | 2017-11-30 | 2018-07-03 | 上海银木电器制造有限公司 | A kind of New Nickel ion exchange resin adsorbent equipment |
| CN207699242U (en) * | 2017-12-19 | 2018-08-07 | 天津汉晴环保科技有限公司 | It is a kind of that there is the apparatus for treating sewage for adsorbing and detecting heavy metal ion function |
| CN108872075A (en) * | 2018-06-08 | 2018-11-23 | 北京农业智能装备技术研究中心 | The detection system and method for heavy metal in a kind of water |
| CN110836797A (en) * | 2019-01-21 | 2020-02-25 | 重庆邮电大学 | Method for preparing LIBS liquid detection sample based on chelating resin |
| KR20200073571A (en) * | 2018-12-14 | 2020-06-24 | 서울대학교산학협력단 | Detection sensor of heavy metal ion and method thereof |
| CN210863715U (en) * | 2019-10-29 | 2020-06-26 | 青岛大首席科技有限公司 | Water quality heavy metal content detection system |
| CN211078626U (en) * | 2019-06-03 | 2020-07-24 | 深圳基亚环境治理有限公司 | Industrial sewage heavy metal treatment device with adsorption structure |
| CN213239819U (en) * | 2020-09-15 | 2021-05-18 | 南通中智检测服务有限公司 | Food contact material detects uses workstation |
| CN214310293U (en) * | 2020-12-29 | 2021-09-28 | 上海敏友环境检测技术有限公司 | Waste water heavy metal detection device |
| CN215208871U (en) * | 2021-05-14 | 2021-12-17 | 石家庄市兆森环保设备有限公司 | Desulfurization and denitrification sewage treatment device |
| CN215492665U (en) * | 2021-08-31 | 2022-01-11 | 河南延江环境科技有限公司 | Ammonia nitrogen water quality automatic monitoring device |
-
2022
- 2022-03-10 CN CN202210228150.2A patent/CN114324491B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107655786A (en) * | 2017-11-14 | 2018-02-02 | 苏州市苏测检测技术有限公司 | Multifunctional food device for fast detecting |
| CN207567041U (en) * | 2017-11-30 | 2018-07-03 | 上海银木电器制造有限公司 | A kind of New Nickel ion exchange resin adsorbent equipment |
| CN207699242U (en) * | 2017-12-19 | 2018-08-07 | 天津汉晴环保科技有限公司 | It is a kind of that there is the apparatus for treating sewage for adsorbing and detecting heavy metal ion function |
| CN108872075A (en) * | 2018-06-08 | 2018-11-23 | 北京农业智能装备技术研究中心 | The detection system and method for heavy metal in a kind of water |
| KR20200073571A (en) * | 2018-12-14 | 2020-06-24 | 서울대학교산학협력단 | Detection sensor of heavy metal ion and method thereof |
| CN110836797A (en) * | 2019-01-21 | 2020-02-25 | 重庆邮电大学 | Method for preparing LIBS liquid detection sample based on chelating resin |
| CN211078626U (en) * | 2019-06-03 | 2020-07-24 | 深圳基亚环境治理有限公司 | Industrial sewage heavy metal treatment device with adsorption structure |
| CN210863715U (en) * | 2019-10-29 | 2020-06-26 | 青岛大首席科技有限公司 | Water quality heavy metal content detection system |
| CN213239819U (en) * | 2020-09-15 | 2021-05-18 | 南通中智检测服务有限公司 | Food contact material detects uses workstation |
| CN214310293U (en) * | 2020-12-29 | 2021-09-28 | 上海敏友环境检测技术有限公司 | Waste water heavy metal detection device |
| CN215208871U (en) * | 2021-05-14 | 2021-12-17 | 石家庄市兆森环保设备有限公司 | Desulfurization and denitrification sewage treatment device |
| CN215492665U (en) * | 2021-08-31 | 2022-01-11 | 河南延江环境科技有限公司 | Ammonia nitrogen water quality automatic monitoring device |
Non-Patent Citations (2)
| Title |
|---|
| 翁泓生 等: "梯度扩散薄膜技术在沉积物中重金属的应用进展", 《环境科学与技术》 * |
| 颜治 等: "深圳市售叶类蔬菜中五种重金属污染调查及评价", 《中国卫生检验杂质》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114733438A (en) * | 2022-04-14 | 2022-07-12 | 西安市红会医院（西安市骨科研究所） | Infant anesthesia is with anesthesia medicament ratio material feeding unit with regulatory function |
| CN116465950A (en) * | 2023-04-20 | 2023-07-21 | 山东朱老大食品有限公司 | Additive heavy metal content detection device of dumpling filling |
| CN116465950B (en) * | 2023-04-20 | 2023-10-20 | 山东朱老大食品有限公司 | Additive heavy metal content detection device of dumpling filling |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114324491B (en) | 2022-06-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN114324491B (en) | Equipment and method for detecting heavy metal content by applying amino chelate resin | |
| CN113582177B (en) | Vertical cylindrical active carbon granulation equipment | |
| CN114719564A (en) | High-efficient drying equipment of honeysuckle preparation | |
| CN116967091B (en) | Aluminum foil gradient coating device and working method thereof | |
| CN116593662A (en) | Self-cleaning type water quality detector | |
| CN210294050U (en) | Device for testing formaldehyde in artificial board | |
| CN108301629B (en) | A equipment for building support surface treatment | |
| CN112370894A (en) | Energy-concerving and environment-protective exhaust gas purification equipment that industrial and chemical industry was used | |
| CN220907092U (en) | Packaging barrel sealing device for processing water-based paint | |
| CN213409714U (en) | Be convenient for wash detect reagent box based on blood detects usefulness | |
| CN220117169U (en) | Road soil condition detection equipment | |
| CN116854243B (en) | Sewage aeration tank sludge cleaning device | |
| CN221131219U (en) | Circulating filtering device for plating solution | |
| CN219757833U (en) | Suction type water quality analysis device for environmental pollution detection | |
| CN218961958U (en) | Glycerol filter equipment | |
| CN216099840U (en) | Single-screw extrusion air ring grain-cutting water cooling device | |
| CN115873686B (en) | Online sand removal device of anaerobic fermentation tank | |
| CN219836146U (en) | Oil-water separation device | |
| CN216560155U (en) | Water based paint viscosity detection device | |
| CN216964086U (en) | Tail gas buffering kettle for tetrachlorobenzoquinone production | |
| CN218188037U (en) | Tobacco pulp recovery device for recovering aging oil | |
| CN218036001U (en) | Pollution detection device for environmental monitoring | |
| CN217304548U (en) | Air collection system for environmental monitoring | |
| CN212748405U (en) | Reagent quantitative liquid taking device for sampling inspection of triglyceride determination kit | |
| CN114112537B (en) | Air-packing belt water quality sampling and rapid detection equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |