CN112179744A - Pretreatment equipment for decomposable harmful aromatic amine dye in leather and fur - Google Patents
Pretreatment equipment for decomposable harmful aromatic amine dye in leather and fur Download PDFInfo
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- CN112179744A CN112179744A CN202011149284.2A CN202011149284A CN112179744A CN 112179744 A CN112179744 A CN 112179744A CN 202011149284 A CN202011149284 A CN 202011149284A CN 112179744 A CN112179744 A CN 112179744A
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- 239000010985 leather Substances 0.000 title claims abstract description 24
- 150000004982 aromatic amines Chemical class 0.000 title claims abstract description 22
- 238000001514 detection method Methods 0.000 claims abstract description 122
- 238000007789 sealing Methods 0.000 claims abstract description 46
- 239000000975 dye Substances 0.000 claims abstract description 26
- 230000008878 coupling Effects 0.000 claims abstract description 6
- 238000010168 coupling process Methods 0.000 claims abstract description 6
- 238000005859 coupling reaction Methods 0.000 claims abstract description 6
- 238000010438 heat treatment Methods 0.000 claims description 13
- 238000003756 stirring Methods 0.000 claims description 12
- 238000005485 electric heating Methods 0.000 claims description 6
- 238000000926 separation method Methods 0.000 claims description 5
- 238000002955 isolation Methods 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000000354 decomposition reaction Methods 0.000 claims 3
- 238000012864 cross contamination Methods 0.000 abstract description 4
- 238000011049 filling Methods 0.000 abstract description 2
- 239000000243 solution Substances 0.000 description 16
- 239000000987 azo dye Substances 0.000 description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 239000003153 chemical reaction reagent Substances 0.000 description 5
- 238000000605 extraction Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 244000309464 bull Species 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 125000000751 azo group Chemical group [*]N=N[*] 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 238000011068 loading method Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 238000002203 pretreatment Methods 0.000 description 2
- 239000004753 textile Substances 0.000 description 2
- SJEYSFABYSGQBG-UHFFFAOYSA-M Patent blue Chemical compound [Na+].C1=CC(N(CC)CC)=CC=C1C(C=1C(=CC(=CC=1)S([O-])(=O)=O)S([O-])(=O)=O)=C1C=CC(=[N+](CC)CC)C=C1 SJEYSFABYSGQBG-UHFFFAOYSA-M 0.000 description 1
- 239000000980 acid dye Substances 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 230000000711 cancerogenic effect Effects 0.000 description 1
- 231100000315 carcinogenic Toxicity 0.000 description 1
- 125000002091 cationic group Chemical group 0.000 description 1
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- 239000000982 direct dye Substances 0.000 description 1
- 239000000986 disperse dye Substances 0.000 description 1
- 238000003255 drug test Methods 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/34—Purifying; Cleaning
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/44—Sample treatment involving radiation, e.g. heat
-
- 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
- G01N30/04—Preparation or injection of sample to be analysed
- G01N30/06—Preparation
-
- 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
- G01N30/04—Preparation or injection of sample to be analysed
- G01N30/16—Injection
-
- 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
- G01N30/04—Preparation or injection of sample to be analysed
- G01N30/16—Injection
- G01N30/20—Injection using a sampling valve
-
- 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
- G01N30/04—Preparation or injection of sample to be analysed
- G01N30/06—Preparation
- G01N2030/062—Preparation extracting sample from raw material
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- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
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Abstract
The invention provides pretreatment equipment capable of decomposing harmful aromatic amine dye in leather and fur, which comprises a detection box and a detection cup, wherein the left side and the right side of the inner cavity of the detection box are fixedly connected with placing frames, a bearing plate is slidably arranged on the placing frames, and the top of the bearing plate is provided with a placing groove matched with the detection cup. The application provides a pretreatment equipment of decomposable harmful aromatic amine dyestuff in leather and fur, be used for placing the detection cup through seting up the standing groove on accepting the board, the mounting bracket of cooperation cylinder push rod bottom connection, can directly promote the mounting bracket and drive sealed piece and carry out sealing treatment to detecting the cup, cooperate a plurality of honeycomb ducts, coupling hose, the delivery pump, the setting of flowmeter and filling box, can be accurate to detecting the cup input detection solution, and can effectively avoid the cross contamination between the solution, make the detection cup directly place in the detection box just can carry out automatic pretreatment and detect, the current technical problem that adopts manual operation to detect and bring has been solved from this.
Description
Technical Field
The invention relates to the technical field of drug testing, in particular to pretreatment equipment for decomposable harmful aromatic amine dye in leather and fur.
Background
Decomposable aromatic amine dyes are dyes synthesized from carcinogenic aromatic amines, commonly referred to as "forbidden azo dyes". In the molecular structure of the dye, all azo-containing dyes are collectively called azo dyes, wherein the azo group is usually connected with an aromatic ring system to form a yoke system as a chromogen of the dye, the azo dyes are the most various in synthetic dyes, and many direct dyes, acid dyes, disperse dyes, reactive dyes and cationic dyes are azo dyes. Azo dyes have a wide spectrum of colors including red, orange, yellow, blue, violet, black, etc., and are of complete color types, good color and certain fastness. Therefore, the dye is widely applied to dyeing and printing of various natural and synthetic fibers and is also used for coloring paint, plastics, rubber and the like.
In the forbidden azo dye detection method adopted in the domestic and foreign laws and standards, the pretreatment generally comprises operations such as reduction cracking, column extraction, concentration and the like, and the separation and determination uses instruments such as a gas chromatograph, a gas chromatograph-mass spectrometer, a high performance liquid chromatograph and the like. With the increasing attention on harmful substances possibly existing in textiles and leather and the continuous improvement of related regulations, the detection amount of banned azo dyes in textiles and leather is continuously increased, and higher requirements are put on detection equipment and technologies of banned azo dyes.
The inventor of the invention discovers through research that manual operation is mostly adopted in the pretreatment process at present, so that for different detection personnel, deviation is brought to the final result due to the difference of the operation process, the manual operation also occupies a large amount of working time of the detection personnel, and meanwhile, a large amount of organic solvent is used in the manual operation, and certain risk is brought to the personal health of the detection personnel.
Disclosure of Invention
The invention provides pretreatment equipment for decomposable harmful aromatic amine dye in leather and fur, aiming at the technical problems that manual operation is mostly adopted in the pretreatment process of azo dye detection, so that for different detection personnel, deviation is brought to the final result due to the difference of the operation process, the manual operation also occupies a large amount of working time of the detection personnel, and meanwhile, a large amount of organic solvent is used in the manual operation, and certain risk is brought to the personal health of the detection personnel.
In order to solve the technical problems, the invention adopts the following technical scheme:
a pretreatment device for leather and fur capable of decomposing harmful aromatic amine dye comprises a detection box and detection cups, wherein the left side and the right side of an inner cavity of the detection box are fixedly connected with placing frames, bearing plates are slidably mounted on the placing frames, placing grooves matched with the detection cups are formed in the tops of the bearing plates, air cylinders are fixedly connected to the tops of the detection box, the bottom ends of push rods of the air cylinders penetrate through the detection box and extend into the detection box, mounting frames are fixedly connected to the bottom ends of the push rods, sealing blocks matched with the detection cups are fixedly connected to the bottoms of the mounting frames, the number of the sealing blocks and the number of the detection cups are three, guide pipes are arranged on the left side and the right side and the rear side of the tops of the sealing blocks in a penetrating manner, feeding boxes are fixedly connected to the left side and the right side of the detection box, and isolation plates are fixedly connected between the inner, the bottom fixed mounting of charging box inner chamber has the delivery pump, the division board is run through to the input tube one end of delivery pump, the output tube one end intercommunication of delivery pump has coupling hose, coupling hose's the other end and the top intercommunication of honeycomb duct, be provided with the flowmeter of detection output tube output quantity on the output tube of delivery pump.
Further, the top of the front of the detection box is hinged with a first sealing door through a hinge, and the bottom of the front of the detection box is hinged with a second sealing door through a hinge.
Further, the rack includes fixed plate and round pin post, the top of fixed plate and the bottom fixed connection of round pin post, the through-hole has all been seted up to the left and right sides of accepting the board, the internal surface of through-hole and the surface sliding connection of round pin post.
Further, the mounting bracket includes roof, apron and connecting rod, the relative one side of roof and apron respectively with the top and the bottom fixed connection of connecting rod.
Further, the top of apron is rotated and is connected with the bull stick, the first gear of top fixedly connected with of bull stick, the bottom of bull stick runs through apron and sealed piece in proper order and extends to the below of sealed piece, the top of apron just is located the middle part the left and right sides of sealed piece all is provided with the second gear, the surface of second gear meshes with the surface of first gear mutually, is located between two sealed pieces the bottom fixedly connected with motor of apron, the output shaft top of motor run through the apron and with the bottom fixed connection of a second gear, the bottom of another second gear is passed through the pillar and is rotated and be connected at the apron top.
Furthermore, the outer surface of the rotating rod positioned below the sealing block is fixedly connected with a stirring rod.
Further, the top of apron is provided with adds the pipe, the bottom that adds the pipe runs through apron and seal block in proper order and extends to the below of seal block, the top that adds the pipe runs through the roof and extends to the top of roof, the top intercommunication that adds the pipe has the loading hopper, is located the outer surface of the addition pipe between roof and the apron is provided with the electromagnetic control valve that the control adds the pipe and adds the material.
Further, the bottom fixedly connected with heating cabinet of detection case inner chamber, the inside fixedly connected with electric heat net of heating cabinet, the bottom on detection case right side and the top that is located the heating cabinet are connected with the drain pipe, the surface of drain pipe is provided with the solenoid electric control valve of control drain pipe drainage.
Further, the top intercommunication of charging box has the filling tube, a side of charging box and the top intercommunication that is located the division board have row material pipe.
Compared with the prior art, the pretreatment equipment for decomposing harmful aromatic amine dye in leather and fur provided by the invention has the following beneficial effects:
1. the pretreatment equipment is characterized in that a placing groove is formed in the bearing plate and used for placing the detection cup, the mounting frame connected with the bottom end of the push rod of the air cylinder is matched, the mounting frame can be directly pushed to drive the sealing block to carry out sealing treatment on the detection cup, and the arrangement of the plurality of flow guide pipes, the connecting hose, the delivery pump, the flow meter and the charging box is matched, so that detection solution can be accurately input into the detection cup, and cross contamination among the solutions can be effectively avoided, and the detection cup can be directly placed into the detection box to carry out automatic pretreatment detection, thereby solving a series of technical problems caused by manual operation detection in the prior art;
2. the pre-treatment equipment preferably arranges the motor at the bottom of the cover plate, and the motor drives the second gear to rotate, so as to drive the first gear to rotate, further drive the rotating rod to drive the stirring rod to rotate, further stir the liquid in the detection cup, fully wet the sample to improve the extraction efficiency, realize automatic control, and have simple operation and convenient use;
3. this pretreatment equipment is preferred through setting up the heating cabinet in the detection case, utilizes the electric heat net to heat the detection cup as power to guarantee going on of testing, make the function of equipment more diversified, thereby guarantee that equipment can carry out more comprehensive detection.
Drawings
FIG. 1 is a schematic view showing the external structure of the pretreatment equipment for decomposing harmful aromatic amine dyes in the leather and fur provided by the invention.
FIG. 2 is a schematic view of the internal structure of the pretreatment equipment for decomposing harmful aromatic amine dyes in the leather and fur provided by the invention.
Fig. 3 is an enlarged schematic view of the structure of fig. 2 according to the present invention at a.
Fig. 4 is a schematic structural diagram of the placing frame and the bearing plate provided by the invention.
Fig. 5 is a schematic view of the connection structure of the mounting frame with the addition pipe and the loading hopper provided by the invention.
In the figure, 1, a detection box; 2. detecting the cup; 3. placing a rack; 31. a fixing plate; 32. a pin; 4. a bearing plate; 41. a placement groove; 42. a through hole; 5. a cylinder; 6. a mounting frame; 61. a top plate; 62. a cover plate; 63. a connecting rod; 7. a sealing block; 8. a flow guide pipe; 9. a feed box; 91. a feed tube; 92. a discharge pipe; 10. a separator plate; 11. a delivery pump; 12. a connecting hose; 13. a flow meter; 14. a first sealing door; 15. a second sealing door; 16. a rotating rod; 17. a first gear; 18. a second gear; 19. a motor; 20. a pillar; 21. a stirring rod; 22. an addition pipe; 23. a hopper; 24. a heating box; 25. an electric heating net; 26. and a water discharge pipe.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained below by combining the specific drawings.
In the description of the present invention, it is to be understood that the terms "longitudinal", "radial", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 5, the invention provides a pretreatment device for leather and fur capable of decomposing harmful aromatic amine dye, comprising a detection box 1 and a detection cup 2, wherein both the left and right sides of the inner cavity of the detection box 1 are fixedly connected with a placing frame 3, a bearing plate 4 is slidably mounted on the placing frame 3, a placing groove 41 matched with the detection cup 2 is formed at the top of the bearing plate 4, an air cylinder 5 is fixedly connected at the top of the detection box 1, the air cylinder 5 is powered by an external power supply and is controlled by a control switch, the bottom end of a push rod of the air cylinder 5 penetrates through the detection box 1 and extends into the detection box 1, the bottom end of the push rod is fixedly connected with a mounting frame 6, the bottom of the mounting frame 6 is fixedly connected with a sealing block 7 matched with the detection cup 2, the number of the sealing block 7 and the detection cup 2 is three, and both the left and right sides and the rear side of the top of the sealing block 7 are respectively provided, the left side and the right side of the detection box 1 and the rear side are fixedly connected with a feeding box 9, a separation plate 10 is fixedly connected between the inner walls of the feeding box 9, the inner cavity of the feeding box is divided into an upper inner cavity and a lower inner cavity through the separation plate 10, a delivery pump 11 is fixedly installed at the bottom of the inner cavity of the feeding box 9, the delivery pump 11 is powered by an external power supply and is controlled by a control switch, one end of an input pipe of the delivery pump 11 penetrates through the separation plate 10 so that a detection solution in the upper inner cavity can enter the delivery pump 11, one end of an output pipe of the delivery pump 11 is communicated with a connecting hose 12, the other end of the connecting hose 12 is communicated with the top end of a flow guide pipe 8, a flow meter 13 for detecting the output quantity of the output pipe is arranged on the output pipe of the delivery pump 11, specifically, the flow meter 13 can be a common high-precision flow meter on, so as to ensure the accuracy of the injection amount and the accuracy of the time. This application is used for placing detection cup 2 through seting up standing groove 41 on accepting board 4, the setting of cooperation cylinder 5, can directly promote mounting bracket 6 and drive sealed piece 7 and seal the processing to detecting cup 2, cooperate a plurality of honeycomb ducts 8 simultaneously, coupling hose 12, delivery pump 11, flowmeter 13 and charging box 9's setting, from this can be accurate to detecting cup 2 in the input detection solution, and can effectively avoid the cross contamination between the solution, thereby make detection cup 2 directly place and just can carry out automatic pretreatment in detection box 1 and detect.
As a specific embodiment, referring to fig. 1, a first sealing door 14 is hinged to the top of the front of the detection box 1, and a second sealing door 15 is hinged to the bottom of the front of the detection box 1, so that a worker can put the detection cup 2 into the detection box 1 by opening the second sealing door 15.
As a specific embodiment, please refer to fig. 4, the placing rack 3 includes a fixing plate 31 and a pin 32, the top of the fixing plate 31 is fixedly connected to the bottom of the pin 32, the left and right sides of the receiving plate 4 are both provided with through holes 42, and the inner surface of the through holes 42 is slidably connected to the outer surface of the pin 32, so that while stable and simple connection between the placing rack 3 and the receiving plate 4 is ensured, rapid feeding and discharging can be realized during detection, and a convenient condition is provided for cleaning the receiving plate 4.
As a specific embodiment, referring to fig. 2 and 5, the mounting bracket 6 includes a top plate 61, a cover plate 62 and a connecting rod 63, wherein opposite sides of the top plate 61 and the cover plate 62 are fixedly connected to a top end and a bottom end of the connecting rod 63, respectively, and the sealing block 7 is fixedly connected to a bottom of the cover plate 62.
As a specific embodiment, please refer to fig. 2 and 3, a rotating rod 16 is rotatably connected to the top of the cover plate 62, a first gear 17 is fixedly connected to the top end of the rotating rod 16, the bottom end of the rotating rod 16 sequentially penetrates through the cover plate 62 and the sealing block 7 and extends to the lower side of the sealing block 7, second gears 18 are respectively disposed above the cover plate 62 and at the left and right sides of the sealing block 7 at the middle part, the outer surface of the second gear 18 is engaged with the outer surface of the first gear 17, a motor 19 is fixedly connected to the bottom of the cover plate 62 between the two sealing blocks 7, the motor 19 is powered by an external power source and controlled by a control switch, an output shaft of the motor 19 penetrates through the cover plate 62 at the top end and is fixedly connected to the bottom of one second gear 18, the bottom of the other second gear 18 is rotatably connected (e.g. by a bearing) to the top of the cover plate 62 through a pillar, under the drive of the motor 19, the first gear 17 and the second gear 18 are matched to drive the rotating rod 16 to stir the detection solution in the detection cup 2, so that the sample in the detection cup 2 is fully wetted to improve the extraction efficiency.
As a preferred embodiment, please refer to fig. 2 and fig. 3, a stirring rod 21 is fixedly connected to an outer surface of the rotating rod 16 located below the sealing block 7, so that the stirring rod 21 can better stir the detection solution in the detection cup 2 under the driving of the rotating rod 16 to fully soak the sample.
As a specific embodiment, referring to fig. 2, an adding pipe 22 is disposed on the top of the cover plate 62, the bottom end of the adding pipe 22 sequentially penetrates through the cover plate 62 and the sealing block 7 and extends to the lower side of the sealing block 7, the top end of the adding pipe 22 penetrates through the top plate 61 and extends to the upper side of the top plate 61, the top end of the adding pipe 22 is communicated with a charging hopper 23, and an electromagnetic control valve for controlling the adding of the adding pipe 22 is disposed on the outer surface of the adding pipe 22 located between the top plate 61 and the cover plate 62. By adopting the technical scheme in the embodiment, when a user opens the first sealing door 14, the detection reagent can be directly added into the feeding hopper 23, and then the electromagnetic control valve on the adding pipe 22 is opened to ensure that the detection reagent is added into the detection cup 2.
As a specific embodiment, please refer to fig. 2, a heating box 24 is fixedly connected to the bottom of the inner cavity of the detection box 1, an electric heating net 25 is fixedly connected to the inside of the heating box 24, the electric heating net 25 is powered by an external power supply and is controlled by a control switch, a drain pipe 26 is connected to the bottom of the right side of the detection box 1 and above the heating box 24, and an electromagnetic control valve for controlling the drain pipe 26 to drain water is arranged on the outer surface of the drain pipe 26, so that when the detection solution needs to be heated, the control switch of the electric heating net 25 can be turned on, that is, the detection cup 2 can be directly heated by using the water injected into the detection box 1 as a medium, and after the detection is finished, the electromagnetic control valve on the drain pipe 26 is directly turned on to drain the water in the detection.
As a specific embodiment, please refer to fig. 1 and fig. 2, a feeding pipe 91 is connected to the top of the feeding box 9, and a discharging pipe 92 is connected to one side of the feeding box 9 and above the separating plate 10, thereby facilitating the feeding and discharging of the feeding box 9.
For better understanding of the pretreatment equipment for leather and fur which can decompose harmful aromatic amine dyes, the working principle of the pretreatment equipment is described as follows:
when in work, the detection cup 2 with the detection sample is firstly placed in the placing groove 41, the staff opens the second sealing door 15, the receiving plate 4 is then placed into the testing box 1 along the pin 32, at which time the pin 32 is inserted into the through hole 42, then the second sealing door 15 is closed, the push rod of the control cylinder 5 extends to drive the mounting frame 6 to move downwards, so that the sealing blocks 7 are plugged into the corresponding detection cups 2, then the transfer pumps 11 in the corresponding feed tanks 9 are controlled to operate, the detection solution in the feed tanks 9 is injected into the detection cups 2 along the connecting hoses 12 and the flow guide pipes 8, the amount of the injected solution is detected by the flow meters 13, when the preset solution amount is reached, the delivery pump 11 is closed and the motor 19 is started, the second gear 18 is driven by the motor 19 to rotate, thereby driving the first gear 17 to rotate the rotating rod 16 and the stirring rod 21, and fully soaking the sample in the detection cup 2; when the detection reagent needs to be injected manually, the first sealing door 14 is opened first, then the quantitative detection reagent is directly injected into the corresponding hopper 23, and then the electromagnetic control valve on the adding pipe 22 is opened, so that the reagent can be directly injected into the detection cup 2 for testing; meanwhile, when heating is needed, the control switch of the electric heating net 25 is turned on, and the detection cup 2 can be heated (by opening the second sealing door 15, water is injected into the detection box 1, the detection cup 2 is directly heated by using water as a medium, and after detection is finished, the electromagnetic control valve on the drain pipe 26 is directly turned on, and water in the detection box 1 is discharged).
Compared with the prior art, the pretreatment equipment for decomposing harmful aromatic amine dye in leather and fur provided by the invention has the following beneficial effects:
1. the pretreatment equipment is characterized in that a placing groove is formed in the bearing plate and used for placing the detection cup, the mounting frame connected with the bottom end of the push rod of the air cylinder is matched, the mounting frame can be directly pushed to drive the sealing block to carry out sealing treatment on the detection cup, and the arrangement of the plurality of flow guide pipes, the connecting hose, the delivery pump, the flow meter and the charging box is matched, so that detection solution can be accurately input into the detection cup, and cross contamination among the solutions can be effectively avoided, and the detection cup can be directly placed into the detection box to carry out automatic pretreatment detection, thereby solving a series of technical problems caused by manual operation detection in the prior art;
2. the pre-treatment equipment preferably arranges the motor at the bottom of the cover plate, and the motor drives the second gear to rotate, so as to drive the first gear to rotate, further drive the rotating rod to drive the stirring rod to rotate, further stir the liquid in the detection cup, fully wet the sample to improve the extraction efficiency, realize automatic control, and have simple operation and convenient use;
3. this pretreatment equipment is preferred through setting up the heating cabinet in the detection case, utilizes the electric heat net to heat the detection cup as power to guarantee going on of testing, make the function of equipment more diversified, thereby guarantee that equipment can carry out more comprehensive detection.
Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.
Claims (9)
1. The pretreatment equipment for the decomposable harmful aromatic amine dye in leather and fur comprises a detection box and a detection cup, and is characterized in that the left side and the right side of an inner cavity of the detection box are fixedly connected with placing frames, bearing plates are slidably mounted on the placing frames, a placing groove matched with the detection cup is formed in the top of each bearing plate, cylinders are fixedly connected to the top of the detection box, the bottom ends of push rods of the cylinders penetrate through the detection box and extend into the detection box, mounting frames are fixedly connected to the bottom ends of the push rods, sealing blocks matched with the detection cup are fixedly connected to the bottom of the mounting frames, the number of the sealing blocks and the number of the detection cup are three, guide pipes are respectively arranged on the left side and the right side and the rear side of the top of each sealing block in a penetrating manner, feed boxes are fixedly connected to the left side and the rear side of the detection box, and isolation plates are fixedly connected between the, the bottom fixed mounting of charging box inner chamber has the delivery pump, the division board is run through to the input tube one end of delivery pump, the output tube one end intercommunication of delivery pump has coupling hose, coupling hose's the other end and the top intercommunication of honeycomb duct, be provided with the flowmeter of detection output tube output quantity on the output tube of delivery pump.
2. The pretreatment equipment for decomposition of harmful aromatic amine dyes in leather and fur according to claim 1, wherein the top of the front surface of the detection box is hinged with a first sealing door through a hinge, and the bottom of the front surface of the detection box is hinged with a second sealing door through a hinge.
3. The pretreatment equipment for decomposing harmful aromatic amine dye in leather and fur according to claim 1, wherein the placing frame comprises a fixing plate and a pin, the top of the fixing plate is fixedly connected with the bottom of the pin, through holes are formed in the left side and the right side of the bearing plate, and the inner surface of each through hole is slidably connected with the outer surface of the pin.
4. The apparatus for pretreating leather and fur according to claim 1, wherein the mounting frame comprises a top plate, a cover plate and a connecting rod, and the opposite sides of the top plate and the cover plate are fixedly connected with the top end and the bottom end of the connecting rod respectively.
5. The pretreatment equipment for decomposable harmful aromatic amine dye in leather and fur according to claim 4, wherein the top of the cover plate is rotatably connected with a rotating rod, the top end of the rotating rod is fixedly connected with a first gear, the bottom end of the rotating rod sequentially penetrates through the cover plate and the sealing block and extends to the lower part of the sealing block, the second gears are arranged on the left and right sides of the sealing block above the cover plate and in the middle of the cover plate, the outer surfaces of the second gears are meshed with the outer surface of the first gear, the bottom of the cover plate between the two sealing blocks is fixedly connected with a motor, the top end of the output shaft of the motor penetrates through the cover plate and is fixedly connected with the bottom of one second gear, and the bottom of the other second gear is rotatably connected with the top of the cover plate through a support column.
6. The pretreatment equipment for decomposition of harmful aromatic amine dyes in leather and fur according to claim 5, wherein a stirring rod is fixedly connected to the outer surface of the rotating rod positioned below the sealing block.
7. The pretreatment equipment for decomposable harmful aromatic amine dye in leather and fur according to claim 4, wherein an adding pipe is arranged on the top of the cover plate, the bottom end of the adding pipe sequentially penetrates through the cover plate and the sealing block and extends to the lower part of the sealing block, the top end of the adding pipe penetrates through the top plate and extends to the upper part of the top plate, the top end of the adding pipe is communicated with a feeding hopper, and an electromagnetic control valve for controlling the adding of the adding pipe is arranged on the outer surface of the adding pipe between the top plate and the cover plate.
8. The pretreatment equipment for the decomposition of the harmful aromatic amine dye in the leather and fur according to claim 1, wherein a heating box is fixedly connected to the bottom of the inner cavity of the detection box, an electric heating net is fixedly connected to the inside of the heating box, a drain pipe is connected to the bottom of the right side of the detection box and above the heating box, and an electromagnetic control valve for controlling the drainage of the drain pipe is arranged on the outer surface of the drain pipe.
9. The apparatus for pretreating leather and fur according to claim 1, wherein the top of said feed box is connected to a feed pipe, and a discharge pipe is connected to a side of said feed box above said separation plate.
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| CN202011149284.2A CN112179744B (en) | 2020-10-23 | 2020-10-23 | Pretreatment equipment capable of decomposing harmful aromatic amine dye in leather and fur |
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| CN202011149284.2A CN112179744B (en) | 2020-10-23 | 2020-10-23 | Pretreatment equipment capable of decomposing harmful aromatic amine dye in leather and fur |
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