CN116983731B - Laboratory waste liquid treatment device - Google Patents
Laboratory waste liquid treatment device Download PDFInfo
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- CN116983731B CN116983731B CN202311217226.2A CN202311217226A CN116983731B CN 116983731 B CN116983731 B CN 116983731B CN 202311217226 A CN202311217226 A CN 202311217226A CN 116983731 B CN116983731 B CN 116983731B
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- waste liquid
- filter paper
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- 239000007788 liquid Substances 0.000 title claims abstract description 203
- 239000002699 waste material Substances 0.000 title claims abstract description 120
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 39
- 239000007787 solid Substances 0.000 claims abstract description 28
- 238000009434 installation Methods 0.000 claims abstract description 23
- 238000000034 method Methods 0.000 claims abstract description 13
- 238000000926 separation method Methods 0.000 claims abstract description 8
- 238000003825 pressing Methods 0.000 claims description 63
- 230000001360 synchronised effect Effects 0.000 claims description 61
- 238000001514 detection method Methods 0.000 claims description 30
- 238000001914 filtration Methods 0.000 claims description 27
- 238000007789 sealing Methods 0.000 claims description 22
- 230000000903 blocking effect Effects 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 5
- 230000003247 decreasing effect Effects 0.000 claims description 5
- 239000013013 elastic material Substances 0.000 claims description 4
- 230000037237 body shape Effects 0.000 claims description 3
- 239000010808 liquid waste Substances 0.000 claims 2
- 238000006386 neutralization reaction Methods 0.000 description 9
- 239000013043 chemical agent Substances 0.000 description 4
- 239000000835 fiber Substances 0.000 description 4
- 230000005484 gravity Effects 0.000 description 4
- 239000011148 porous material Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 231100000331 toxic Toxicity 0.000 description 2
- 230000002588 toxic effect Effects 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000003670 easy-to-clean Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
- B01D29/05—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements supported
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/96—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor in which the filtering elements are moved between filtering operations; Particular measures for removing or replacing the filtering elements; Transport systems for filters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/16—Cleaning-out devices, e.g. for removing the cake from the filter casing or for evacuating the last remnants of liquid
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/10—Waste collection, transportation, transfer or storage, e.g. segregated refuse collecting, electric or hybrid propulsion
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention relates to a laboratory waste liquid treatment device, which belongs to the field of waste liquid treatment and comprises a shell, wherein the shell comprises a bottom plate, a bottom shell and a storage shell are arranged on the upper end face of the bottom plate side by side, an installation shell is arranged at the upper end of the bottom shell, the bottom of the installation shell covers the upper opening end of the storage shell, a notch a right opposite to the upper opening end of the storage shell is formed in the installation shell, a control screen is arranged on one side of the installation shell, an inlet is formed in the top of the installation shell, a control main plate, a guide mechanism, a filter mechanism and a filter paper unit are arranged in the installation shell, a liquid storage unit is arranged in the bottom shell, the guide mechanism guides waste liquid to flow into the filter mechanism, the waste liquid cannot remain on the inner wall of the guide mechanism after being washed by water in the guide process, the filter mechanism performs solid-liquid separation treatment on the waste liquid, the filter paper unit provides filter paper required for the filter mechanism, the filtered waste liquid is stored in the liquid storage unit, and the filtered solid and the filter paper are stored in the storage shell.
Description
Technical Field
The invention relates to the field of waste liquid treatment, in particular to a laboratory waste liquid treatment device.
Background
A large amount of waste liquid is produced daily in a laboratory, and the components of the waste liquid are different from each other according to the experiment performed, and the waste liquid is generally required to be temporarily stored for treatment.
The waste liquid in the laboratory generally contains solid compounds or solid precipitates and the like, when the laboratory processes the waste liquid, the laboratory generally needs to perform solid-liquid filtration on the waste liquid, and then processes the waste liquid and the solid respectively, in the prior art, the waste liquid is generally filtered by a filter screen, and the waste liquid filtering in the laboratory has the following defects: 1. the filter screen is generally made of metal, is not disposable, is contacted with the waste liquid for a long time, is easily corroded by the waste liquid on the one hand, and is not easy to clean solids remained on the filter screen on the other hand; 2. when the filter screen is used, some waste liquid can remain on the filter screen, and when the waste liquid is filtered next time, confusion can be caused between the two waste liquids, and then the waste liquid components are changed, so that judgment of a used neutralization chemical agent in a follow-up neutralization reaction by researchers is affected, and when the neutralization reaction is carried out, the problems of fire, explosion, toxic smoke and the like are caused by judgment errors.
Disclosure of Invention
To solve the problems mentioned in the background above, the present invention provides a laboratory waste liquid treatment apparatus.
In order to achieve the technical purpose, the technical scheme adopted by the invention is as follows.
The laboratory waste liquid treatment device comprises a shell, wherein the shell comprises a bottom plate, a bottom shell and a storage shell are arranged on the upper end face of the bottom plate side by side, the upper end of the storage shell is provided with an opening, the upper end of the bottom shell is provided with a mounting shell, the bottom of the mounting shell covers the upper opening end of the storage shell, and a notch a opposite to the upper opening end of the storage shell is formed in the mounting shell;
one side of the installation shell is provided with a control screen, the top of the installation shell is provided with an inlet, a control main board, a guide mechanism, a filter mechanism and a filter paper unit are arranged in the installation shell, and a liquid storage unit is arranged in the bottom shell;
the guide mechanism is used for guiding the waste liquid to flow into the filter mechanism, in the guide process, the waste liquid cannot remain on the inner wall of the guide mechanism after water flushing, the filter mechanism is used for carrying out solid-liquid separation treatment on the waste liquid, the filter paper unit is used for providing filter paper required by filtration for the filter mechanism, the filtered waste liquid is stored in the liquid storage unit, and the filtered solid and the filter paper are stored in the storage shell together.
Further, a closing member for opening or closing the inlet is also provided in the installation housing;
the guide mechanism comprises a guide hopper which is in a truncated cone shape with an axial vertical horizontal cross section decreasing from top to bottom, and the upper opening end of the guide hopper is positioned below the inlet;
a fixed ring coaxially surrounds the periphery of the upper opening end of the guide hopper, a sealing area is formed between the fixed ring and the upper opening end of the guide hopper, a water pipe is arranged outside the fixed ring, one end of the water pipe extends out of the shell and is communicated with a water source, the other end of the water pipe is communicated with the sealing area, and an electromagnetic valve a is arranged on the water pipe;
the upper opening end of the guide bucket is also fixedly provided with a baffle ring, the baffle ring comprises a fixed section fixed with the upper opening end of the guide bucket and a blocking section coaxially positioned in the upper opening of the guide bucket, a gap is formed between the outer wall of the blocking section and the upper opening end of the guide bucket, and a plurality of groups of water outlets used for communicating between the gap and the sealing area are arranged at the upper opening end of the guide bucket along the circumferential direction in an array manner.
Further, a detection tank is arranged at the lower opening end of the guide hopper, a mounting pipe is arranged on the side wall of the detection tank, a ph sensor is arranged in the mounting pipe, and the detection end of the ph sensor extends into the detection tank;
The detection tank is internally provided with a guide body which is in a cone shape with the horizontal cross section area decreasing from bottom to top, the guide body and the guide bucket are coaxially arranged, the bottom diameter of the guide body is larger than the lower opening diameter of the guide bucket, the guide body is positioned above the ph sensor, and in the process of downwards flowing the waste liquid in the guide bucket, the guide body is contacted with the outer circular surface of the guide body and flows along the outer circular surface of the guide body to be contacted with the detection end of the ph sensor;
the lower extreme of detection jar is provided with solenoid valve b, and solenoid valve b's bottom is provided with the drain pipe.
Further, the filter paper unit comprises a filter paper frame arranged in the installation shell, a cylinder shaft horizontally arranged on the filter paper frame and filter paper which is arranged in a cylinder shape and sleeved on the cylinder shaft;
the side wall of the mounting shell is provided with a paper feeding port opposite to the cylinder shaft, and an orifice of the paper feeding port is detachably provided with a sealing cover;
the filtering mechanism is arranged below the liquid outlet pipe and comprises a bracket body, a traction member, a pressing member, a cutting member and a pipeline group, wherein the traction member, the pressing member, the cutting member and the pipeline group are arranged on the bracket body.
Further, the bracket body consists of two groups of side frames and a bottom frame arranged between the two groups of side frames, the distance direction between the two groups of side frames is parallel to the axial direction of the cylinder shaft, and the bottom frame is arranged at the bottom of the side frames;
The traction member is arranged between the two groups of side frames and comprises a lower rotating roller and an upper rotating roller which are axially parallel to the axial direction of the cylinder shaft;
two ends of the lower rotating roller are arranged on the bracket body through a fixing frame, the fixing frame is fixed with the bracket body, and the end part of the lower rotating roller is rotationally connected with the fixing frame;
the two ends of the upper rotating roller are arranged on the bracket body through a movable frame, a guide rod which is vertically arranged is arranged on the side frame, the movable frame is in sliding connection with the guide rod, a limiting ring is arranged at the bottom end of the guide rod, the end part of the upper rotating roller is in rotary connection with the movable frame, a spring b is sleeved outside the guide rod, one end of the spring b is in contact with the side frame, the other end of the spring b is in contact with the movable frame, and the elastic force of the spring b drives the movable frame to vertically move downwards;
the fixing frame is provided with a sliding hole for avoiding the upper rotating roller, and the upper rotating roller and the sliding hole form sliding guide fit in the vertical direction;
the lower rotating roller is in power connection with the motor c through belt transmission, and a gear set is arranged between the end part of the upper rotating roller and the end part of the lower rotating roller.
Further, two groups of upper rotating rollers and lower rotating rollers are arranged along the moving direction of the filter paper, synchronous belt groups a are arranged between the end parts of the two groups of upper rotating rollers and between the end parts of the two groups of lower rotating rollers, the synchronous belt groups a arranged between the end parts of the two groups of upper rotating rollers are upper synchronous belt groups a, and the synchronous belt groups a arranged between the end parts of the two groups of lower rotating rollers are lower synchronous belt groups a;
In the initial state, the free end of the filter paper is clamped between the upper and lower sets of syncband a and a.
Further, the pipeline group comprises an upper bucket, a lower bucket and a guide rod vertically arranged on the underframe;
the lower bucket is rectangular with the horizontal cross section area increasing from bottom to top, the side surface of the lower bucket is provided with a connecting lug a, the connecting lug a is fixedly connected with the guide rod, the upper opening end of the lower bucket is flush with the upper surface of the synchronous belt in the lower synchronous belt group a, the lower opening end of the lower bucket is provided with a liquid discharge pipe, and the bottom end of the liquid discharge pipe extends into the bottom shell;
the upper bucket is in a rectangular body shape, the side surface of the upper bucket is provided with a connecting lug b, the connecting lug b is in sliding connection with the guide rod, a spring c positioned between the connecting lug a and the connecting lug b is sleeved outside the guide rod, and the upper bucket is supported by the elasticity of the spring c, so that the lower opening end of the upper bucket is higher than the lower surface of the synchronous belt in the upper synchronous belt group a;
the middle position of the upper closed end of the upper bucket is provided with a liquid inlet pipe, and the bottom end of the liquid outlet pipe is sleeved in the liquid inlet pipe.
Further, the pressing component is arranged between the upper closed end of the upper bucket and the electromagnetic valve b;
the pressing component comprises a mounting frame and a pressing frame, the mounting frame is arranged between the two groups of side frames, one end of the pressing frame is hinged with the mounting frame, and the other end of the pressing frame is a pressing end;
The pressing component further comprises a motor d vertically arranged on the mounting frame, the output end of the motor d is in power connection with a screw rod b, a pressing block is arranged on the external thread of the screw rod b, sliding guide fit in the vertical direction is formed between the pressing block and the mounting frame, and the pressing block is positioned above the pressing end of the pressing frame;
in the initial state, the pressing frame is contacted with the upper closed end of the upper bucket, and the contact point is positioned on the horizontal central line of the upper closed end of the upper bucket.
Further, the cutting member comprises a cutting member arranged at a side of the traction member facing away from the filter paper unit;
the cutting member comprises an anvil arranged between two groups of side frames and a slide bar vertically arranged on the side frames, the upper end face of the anvil is level with the upper opening end of the lower bucket, two groups of slide bars are arranged corresponding to the side frames, a cutter is arranged between the two groups of slide bars in a sliding manner, and the cutting edge of the cutter faces downwards;
the cutting member further comprises a driving part for driving the cutter to move along the guiding direction of the slide bar.
Further, the liquid storage unit comprises a belt wheel shaft vertically arranged in the bottom shell, two groups of belt wheel shafts are arranged along the horizontal direction, the input end of each belt wheel shaft is in power connection with a motor e, and a synchronous belt group b is arranged between the end parts of the two groups of belt wheel shafts;
the surface of the synchronous belt in the synchronous belt group b is provided with a plurality of groups of clamping rings, the clamping rings are arranged in an array along the extending direction of the synchronous belt, the axial direction of the clamping rings is vertical, the central angle of the clamping rings is larger than the central angle of the clamping rings, the opening of the clamping rings deviates from the synchronous belt in the synchronous belt group b, the clamping rings are made of elastic materials, each group of clamping rings is clamped with a group of liquid storage pipes, and the position of the liquid storage pipe positioned under the liquid discharge pipe is a working position in the plurality of groups of liquid storage pipes;
The lateral wall of drain pan is provided with breach b, and breach b department installs the cabinet door.
Compared with the prior art, the invention has the beneficial effects that:
1. in this scheme, utilize filter paper to replace the filter screen, realize the filtration to laboratory waste liquid: the filter paper is disposable, is cut off after being filtered and is stored in the storage shell together with the solid, so that the problems that the solid on the filter paper is difficult to clean and is easy to corrode and the waste liquid is easy to mix up, which are proposed in the background art, can be solved;
in addition, after the solid-liquid separation is carried out on the waste liquid, the waste liquid is independently placed in different liquid storage pipes for storage, and the solid can be placed in a storage shell for storage, so that the setting of a solid storage vessel is greatly reduced;
2. in the scheme, the filter paper between the upper bucket and the lower bucket is in a suspended state, the filter paper is generally made of fibers and has certain deformability, when solids fall on the filter paper, the gravity of the filter paper can enable contact points of the filter paper to be sunken downwards, the surrounding fibers can be stretched and deformed by the sunken parts, and further the small hole size of the filter paper is enlarged, that is, the size and weight of the solids in different waste solutions can be self-adapted, the size of the small hole can be changed, the purpose of self-adaptive filtration is realized, and the filter screen is generally made of metal materials, so that the filter hole is easy to be blocked, and the problem of filtration is influenced;
3. In the scheme, the guide mechanism guides the waste liquid to flow into the filtering mechanism, and the inner wall of the guide mechanism is simultaneously washed by water, so that the waste liquid is prevented from remaining on the inner wall of the guide mechanism and corroding the inner wall, and the phenomenon that the waste liquid stored in the liquid storage unit is different from the waste liquid component actually recorded due to confusion generated in the next guide of the waste liquid is avoided;
4. in this scheme, the waste liquid flows into the detection jar through the guide of guide fill in, and the waste liquid is detected the ph value by the ph sensor in the detection jar to with testing result transmission for the control mainboard, the control mainboard is to according to predetermineeing the procedure: comparing the ph value of the waste liquid obtained by the waste liquid components recorded by the control screen with the ph value detected by the ph sensor, and judging whether the record of the researcher has errors or not so as to prevent the occurrence of accidents by adding wrong chemical agents in the subsequent waste liquid neutralization and purification;
5. in this scheme, the force of pressure frame effect on the upper bucket is located on the horizontal centerline of blind end on the upper bucket, can make the downmovement of upper bucket steady smooth, can not take place the problem that one end is high, one end is low, in addition, has constituted a lever between briquetting, the pressure frame, based on lever principle, pushes down more laborsaving.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is an exploded view of the housing;
FIG. 3 is a schematic view of the internal structure of the present invention;
FIG. 4 is a schematic structural view of a closure member;
FIG. 5 is a schematic structural view of the guide mechanism;
FIG. 6 is a schematic diagram of a filter mechanism and a filter paper unit;
fig. 7 is a schematic structural view of the cutting member;
FIG. 8 is a schematic view of the mating of the bracket body, filter paper, and traction member;
FIG. 9 is a schematic structural view of a traction member;
FIG. 10 is a front view of a mount, upper roller, lower roller and gear set;
FIG. 11 is a schematic view of the structure of a pipe set;
FIG. 12 is a schematic view of a pressing member;
FIG. 13 is a second schematic structural view of the hold-down member;
fig. 14 is a schematic structural view of the liquid storage unit.
The reference numerals in the drawings are:
100. a bottom plate; 101. a bottom case; 102. a storage case; 103. a mounting shell; 104. a cabinet door; 105. a cover; 106. a control panel; 107. an inlet; 108. a paper feeding port; 109. a control main board;
110. a closing member; 111. a sealing plate; 112. a lug; 113. a screw rod a; 114. a motor a;
200. a guide mechanism; 201. a water pipe; 202. a solenoid valve a; 203. a guide hopper; 204. a baffle ring; 205. a water outlet hole; 206. a detection tank; 207. a ph sensor; 208. a guide body; 209. a solenoid valve b; 210. a liquid outlet pipe;
300. A filtering mechanism;
310. a bracket body; 311. a side frame; 312. a chassis;
320. a traction member; 321. a lower rotating roller; 322. an upper rotating roller; 323. a fixing frame; 3231. a slide hole; 324. a guide rod; 325. a movable frame; 326. A spring b; 327. a synchronous belt group a; 328. a motor c; 329. a gear set;
330. a pressing member; 331. a mounting frame; 332. a pressing frame; 333. a motor d; 334. briquetting;
340. cutting off the component; 341. an anvil; 342. a slide bar; 343. a cutter; 344. a spring a; 345. a tool holder; 346. a motor b; 347. a linkage rod a; 348. a linkage rod b;
350. a pipe group; 351. a guide rod; 352. a lower bucket; 353. a liquid discharge pipe; 354. feeding a hopper; 355. a liquid inlet pipe; 356. a spring c;
400. a filter paper unit; 401. a filter paper holder; 402. a cylinder shaft; 403. a filter paper;
500. a liquid storage unit; 501. a motor e; 502. a synchronous band group b; 503. a clasp; 504. a liquid storage tube.
Detailed Description
In order to further describe the technical means and effects adopted by the present invention for achieving the intended purpose, the following detailed description will refer to the specific implementation, structure, characteristics and effects according to the present invention with reference to the accompanying drawings and preferred embodiments.
As shown in fig. 1 to 14, a laboratory waste liquid treatment device comprises a housing, wherein the housing comprises a bottom plate 100, a bottom shell 101 and a storage shell 102 are arranged on the upper end face of the bottom plate 100 side by side, the upper end of the storage shell 102 is opened, an installation shell 103 is arranged at the upper end of the bottom shell 101, the bottom of the installation shell 103 covers the upper opening end of the storage shell 102, and a gap a opposite to the upper opening end of the storage shell 102 is formed in the installation shell 103.
One side of the installation shell 103 is provided with a control screen 106, an inlet 107 is formed in the top of the installation shell 103, a control main board 109, a closing member 110, a guide mechanism 200, a filtering mechanism 300 and a filter paper unit 400 are arranged in the installation shell 103, and a liquid storage unit 500 is arranged in the bottom shell 101.
Wherein the closing member 110 is used to open or close the inlet 107 to prevent the entry of foreign dust and bacteria into the pollution when not in use, the guide mechanism 200 is used to guide the waste liquid to flow into the filter mechanism 300, the waste liquid is not remained on the inner wall of the guide mechanism 200 after water washing, the filter mechanism 300 is used to perform solid-liquid separation treatment on the waste liquid, the filter paper unit 400 is used to provide the filter paper 403 required for the filtration of the filter mechanism 300, the filtered waste liquid is stored in the liquid storage unit 500, and the filtered solid is stored in the storage case 102 together with the filter paper 403.
When in use, a researcher inputs the components of the waste liquid through the control screen 106, and controls a preset program in the main board 109 to judge the pH value (namely ph value) of the waste liquid according to the components of the waste liquid;
next, the closing member 110 opens the inlet 107, and the researcher pours the waste liquid into the guiding mechanism 200 through the inlet 107, the guiding mechanism 200 guides the waste liquid to flow into the filtering mechanism 300, and in the guiding process, the inner wall of the guiding mechanism 200 is simultaneously washed by water, which has the significance of avoiding the waste liquid remaining on the inner wall of the guiding mechanism 200 and corroding the inner wall, avoiding confusion during the next guiding of the waste liquid, and causing the difference between the waste liquid stored in the liquid storage unit 500 and the actual recorded waste liquid components;
next, the filtering mechanism 300 filters the waste liquid, the filtered waste liquid is guided and discharged into the liquid storage pipe 504 of the liquid storage unit 500, the number of the liquid storage pipe 504 is recorded, and the solid remained on the filter paper 403 is guided and discharged into the storage shell 102 together with the cut filter paper 403, and the solid are contacted and generally not reacted, so that the solid in different waste liquids can be stored in the storage shell 102 together;
through the process, the laboratory waste liquid is classified and stored, and when the researchers spend at leisure time, the waste liquid is purified one by one, for example, the waste liquid is purified by a neutralization reaction mode and the like.
As shown in fig. 3 and 4, the closing member 110 includes a closing plate 111 horizontally arranged, the closing plate 111 and the mounting shell 103 form a sliding connection, specifically, a guide rail with a horizontal guiding direction is disposed in the mounting shell 103, and the closing plate 111 and the guide rail form a sliding guiding fit.
The upper end surface of the sealing plate 111 is attached to the mounting case 103, and in the initial state, the sealing plate 111 closes the inlet 107.
A screw rod a113 which is axially parallel to the guiding direction of the guide rail is further installed in the installation shell 103, a lug 112 is arranged at the bottom of the sealing plate 111, the lug 112 is in threaded connection with the screw rod a113, and the input end of the screw rod a113 is in power connection with a motor a114.
The motor a114 operates to drive the screw a113 to rotate, and further drive the sealing plate 111 to move, so as to open or close the inlet 107.
As shown in fig. 5, the guide mechanism 200 includes a guide bucket 203, the guide bucket 203 having a truncated cone shape in which the cross-sectional area of the guide bucket 203 decreases from top to bottom vertically in the axial direction, and an upper opening end of the guide bucket 203 being located below the inlet 107.
The upper opening end of the guide hopper 203 is coaxially surrounded by a fixed ring, a sealing area is formed between the fixed ring and the upper opening end of the guide hopper 203, a water pipe 201 is arranged outside the fixed ring, one end of the water pipe 201 extends out of the shell and is communicated with a water source, the other end of the water pipe 201 is communicated with the sealing area, and an electromagnetic valve a202 is arranged on the water pipe 201.
The upper opening end of the guide hopper 203 is also fixedly provided with a baffle ring 204, the baffle ring 204 comprises a fixed section fixed with the upper opening end of the guide hopper 203 and a blocking section coaxially positioned in the upper opening of the guide hopper 203, a gap is formed between the outer wall of the blocking section and the upper opening end of the guide hopper 203, and a plurality of groups of water outlet holes 205 used for communicating between the gap and the sealing area are arranged at the upper opening end of the guide hopper 203 along the circumferential direction in an array manner.
Researchers pour laboratory waste liquid into the guide hopper 203 through the inlet 107, at the same time, the electromagnetic valve a202 is opened, clean water provided by a water source flows into the guide hopper 203 through the water pipe, the sealing area, the water outlet 205 and the gap, and due to the blocking of the baffle ring 204, when the water flows out through the gap, the water flows against the inner wall of the guide hopper 203, after the waste liquid flows through the guide hopper 203 in a guiding way, part of the waste liquid remains on the inner wall of the guide hopper 203, and the water can wash the waste liquid remaining on the inner wall of the guide hopper 203, so that the waste liquid thoroughly flows out through the guide of the guide hopper 203.
As shown in fig. 5, a detection tank 206 is provided at the lower opening end of the guide hopper 203, a mounting pipe is provided at the side wall of the detection tank 206, a ph sensor 207 is provided in the mounting pipe, the detection end of the ph sensor 207 extends into the detection tank 206, waste liquid flows into the detection tank 206 through the guide of the guide hopper 203, the ph value of the waste liquid is detected by the ph sensor 207 in the detection tank 206, and the detection result is transmitted to a control main board 109, and the control main board 109 performs a pair of: and comparing the ph value of the waste liquid obtained by the waste liquid components recorded by the control screen 106 with the ph value detected by the ph sensor 207, and judging whether the record of the researcher is wrong or not so as to prevent accidents caused by adding wrong chemical agents in the follow-up waste liquid neutralization and purification.
In the preferred embodiment, the detection tank 206 is further provided with a guide body 208, the guide body 208 is in a cone shape with a horizontal cross-sectional area decreasing from bottom to top, the guide body 208 is coaxially arranged with the guide hopper 203, the bottom diameter of the guide body 208 is larger than the lower opening diameter of the guide hopper 203, the guide body 208 is located above the ph sensor 207, and in the process of downward flowing of the waste liquid in the guide hopper 203, the waste liquid contacts with the outer circular surface of the guide body 208 and flows along the outer circular surface of the guide body 208, and contacts with the detection end of the ph sensor 207.
As shown in fig. 5, the lower end of the detection tank 206 is provided with a solenoid valve b209.
As shown in fig. 13, a drain pipe 210 is provided at the bottom of the solenoid valve b 209; the waste liquid in the guide mechanism 200 is finally discharged downward through the liquid outlet pipe 210.
As shown in fig. 6, the filter paper unit 400 includes a filter paper holder 401 provided in the mounting case 103, a spool 402 horizontally mounted on the filter paper holder 401, and a filter paper 403 provided on the spool 402, and specifically, the filter paper 403 is provided in a roll shape and is fitted over the spool 402.
As shown in fig. 1 and 2, a paper feeding port 108 facing the cylinder shaft 402 is formed on the side wall of the mounting shell 103, and a sealing cover 105 is detachably mounted on an orifice of the paper feeding port 108; the significance is that after the filter paper 403 is used up, the cover 105 can be opened, the cylinder core of the filter paper 403 is taken away through the paper adding port 108, and a new filter paper 403 is sleeved on the cylinder shaft 402.
As shown in fig. 6, the filtering mechanism 300 is disposed below the liquid outlet pipe 210, and the filtering mechanism 300 includes a support body 310, and a traction member 320, a pressing member 330, a cutting member 340 and a pipe group 350 mounted on the support body 310, wherein the traction member 320 is used for traction of movement of the filter paper 403, the movement direction of the filter paper 403 is horizontal and perpendicular to the axial direction of the cylinder shaft 402, the pressing member 330 is used for bonding between the pipe group 350 and the filter paper 403, the pipe group 350 is used for receiving the waste liquid discharged through the liquid outlet pipe 210 and traction of the waste liquid into the liquid storage unit 500 after the waste liquid is filtered by the filter paper 403, the cutting member 340 is used for cutting the filter paper 403 after the waste liquid filtering is finished, and the cut filter paper 403 and the solid on the filter paper 403 drop together and are stored in the storage case 102.
As shown in fig. 8, the bracket body 310 is composed of two sets of side frames 311 and a bottom frame 312 disposed between the two sets of side frames 311, wherein the distance direction between the two sets of side frames 311 is parallel to the axial direction of the spool 402, and the bottom frame 312 is disposed at the bottom of the side frames 311.
As shown in fig. 9 and 10, the traction member 320 is disposed between the two sets of side frames 311.
The traction member 320 includes a roller: the lower rotating roller 321 and the upper rotating roller 322, the axial direction of the rotating rollers is parallel to the axial direction of the cylinder shaft 402.
Both ends of the lower rotating roller 321 are mounted on the bracket body 310 through a fixing bracket 323, in particular, the fixing bracket 323 is fixed with the bracket body 310, and the end part of the lower rotating roller 321 is rotationally connected with the fixing bracket 323.
The two ends of the upper rotating roller 322 are arranged on the bracket body 310 through a movable frame 325, specifically, a guide rod 324 which is vertically arranged is arranged on the side frame 311, the movable frame 325 is in sliding connection with the guide rod 324, a limiting ring is arranged at the bottom end of the guide rod 324, the end part of the upper rotating roller 322 is rotationally connected with the movable frame 325, a spring b326 is sleeved outside the guide rod 324, one end of the spring b326 is contacted with the side frame 311, the other end is contacted with the movable frame 325, and the elastic force of the spring b326 drives the movable frame 325 to vertically move downwards.
The fixing frame 323 is provided with a sliding hole 3231 for avoiding the upper rotating roller 322, and the upper rotating roller 322 and the sliding hole 3231 form sliding guide fit in the vertical direction.
The lower rotating roller 321 is in power connection with the motor c328 through a belt transmission, a gear set 329 is arranged between the end part of the upper rotating roller 322 and the end part of the lower rotating roller 321, and the upper rotating roller 322 can move up and down in the vertical direction for clamping the filter paper 403, and the thickness of the filter paper 403 is smaller and calculated in millimeter units, so that the up-and-down movement displacement of the upper rotating roller 322 is smaller, and the up-and-down movement of the upper rotating roller 322 does not influence the gear engagement in the gear set 329, namely, the upper rotating roller 322 is in power connection with the lower rotating roller 321.
The upper roller 322 and the lower roller 321 are provided with two sets along the moving direction of the filter paper 403.
A synchronous belt set a327 is arranged between the ends of the two groups of upper rotating rollers 322 and between the ends of the two groups of lower rotating rollers 321, the synchronous belt set a327 arranged between the ends of the two groups of upper rotating rollers 322 is an upper synchronous belt set a, and the synchronous belt set a arranged between the ends of the two groups of lower rotating rollers 321 is a lower synchronous belt set a.
In the initial state, the free end of the filter paper 403 is clamped between the upper and lower sets of syncband a and a.
The motor c328 operates to drive the lower rotating roller 321 to rotate, the lower rotating roller 321 rotates to drive the upper rotating roller 322 to rotate through the gear set 329, the lower rotating roller 321 rotates to drive the lower synchronous belt set a to operate, the upper rotating roller 322 rotates to drive the upper synchronous belt set a to operate, and the upper synchronous belt set a and the lower synchronous belt set are matched with each other to pull the filter paper 403 to move.
In the replacement process after the filter paper 403 is used, a new filter paper 403 is fitted over the cylinder shaft 402, and then the free end of the filter paper 403 is inserted between the upper and lower timing belt sets a and a.
As shown in fig. 6 and 11, the pipe group 350 includes an upper bucket 354, a lower bucket 352, and a guide bar 351 vertically installed on the bottom chassis 312.
The lower bucket 352 is rectangular with the horizontal cross section area gradually increasing from bottom to top, the side surface of the lower bucket 352 is provided with a connecting lug a, the connecting lug a is fixedly connected with the guide rod 351, the upper opening end of the lower bucket 352 is flush with the upper surface of the synchronous belt in the lower synchronous belt group a, namely flush with the lower end surface of the filter paper 403, the lower opening end of the lower bucket 352 is provided with a liquid drain tube 353, and the bottom end of the liquid drain tube 353 extends into the bottom shell 101.
The upper bucket 354 is in a rectangular body shape, a connecting lug b is arranged on the side face of the upper bucket 354 and is in sliding connection with the guide rod 351, a spring c356 positioned between the connecting lug a and the connecting lug b is sleeved outside the guide rod 351, the upper bucket 354 is supported by the elastic force of the spring c356, and the lower opening end of the upper bucket 354 is higher than the lower surface of the synchronous belt in the upper synchronous belt group a, namely slightly higher than the upper end face of the filter paper 403.
The middle position of the upper closed end of the upper bucket 354 is provided with a liquid inlet pipe 355, as shown in fig. 13, the bottom end of the liquid outlet pipe 210 is sleeved in the liquid inlet pipe 355, and when the upper bucket 354 is displaced along the guiding direction of the guiding rod 351, the bottom end of the liquid outlet pipe 210 is always positioned in the liquid inlet pipe 355.
The meaning of the waste liquid discharged from the liquid outlet pipe 210 sequentially passing through the liquid inlet pipe 355, the upper bucket 354, the filter paper 403, the lower bucket 352 and the liquid outlet pipe 353 and then being discharged into the liquid storage unit 500, wherein the filter paper 403 performs solid-liquid filtration separation on the waste liquid, and the filter paper 403 is used for filtration instead of the filter screen is as follows: 1. the filter screen is generally made of metal and is not disposable, and is contacted with the waste liquid for a long time, so that on one hand, the filter screen is easy to be corroded by the waste liquid, and on the other hand, solids remained on the filter screen are not easy to be cleaned; 2. when the filter screen is used, some waste liquid remains on the filter screen, and when the next waste liquid is filtered, confusion is caused between the two waste liquids, so that the components of the waste liquids are changed, judgment of a researcher on a used neutralization chemical agent in a subsequent neutralization reaction is affected, and when the neutralization reaction is carried out, the problems of fire, explosion, toxic smoke and the like caused by misjudgment are serious; 3. the filter screen is not deformable, and waste liquid easily permeates from the two sides of the upper bucket 354 or the lower bucket 352; and filter paper 403 is used: 1. the filter paper 403 is disposable, is cut after filtration and is stored in the storage case 102 together with the solid; 2. the filter paper 403 has a certain deformation performance, and the upper bucket 354 or the lower bucket 352 can be tightly contacted with the filter paper 403 through the pressing component 330, so that the waste liquid can be prevented from penetrating and flowing out.
As shown in fig. 12 and 13, the pressing member 330 is disposed between the upper closed end of the upper bucket 354 and the solenoid valve b 209.
Specifically, the pressing member 330 includes a mounting frame 331 and a pressing frame 332, wherein the mounting frame 331 is disposed between two sets of side frames 311, one end of the pressing frame 332 is hinged to the mounting frame 331, and the other end is a pressing end.
The pressing member 330 further comprises a motor d333 vertically installed on the installation frame 331, the output end of the motor d333 is in power connection with a screw rod b, a pressing block 334 is installed on the external thread of the screw rod b, the pressing block 334 is in sliding guiding fit with the installation frame 331 in the vertical direction, and the pressing block 334 is located above the pressing end of the pressing frame 332.
In the initial state, the pressing frame 332 is in contact with the upper closed end of the upper bucket 354 and the contact point is located on the horizontal center line of the upper closed end of the upper bucket 354.
The motor d333 operates to drive the screw rod b to rotate, the screw rod b rotates to drive the pressing block 334 to move downwards, the pressing block 334 moves downwards to apply a lower pressure to the lower pressing end of the pressing frame 332, the pressing frame 332 moves vertically under the action of the lower pressure to resist the upper bucket 354, the upper bucket 354 moves downwards to be in close contact with the filter paper 403, and the contact point of the pressing frame 332 and the upper bucket 354 can be regarded as being positioned on the horizontal central line of the upper sealing end of the upper bucket 354 due to the small thickness of the filter paper 403, so that the force acting on the upper bucket 354 by the pressing frame 332 is positioned on the horizontal central line of the upper sealing end of the upper bucket 354, the lower movement of the upper bucket 354 is smooth and stable, the problem that one end is high and one end is low cannot occur is solved, and in addition, as shown in fig. 13, a lever is formed between the pressing block 334 and the pressing frame 332, and the pressing frame 332 is more labor-saving based on the lever principle.
As shown in fig. 7, the cutting member 340 includes a guide member disposed at a side of the pulling member 320 facing away from the filter paper unit 400.
The cutting member 340 includes an anvil 341 provided between the two sets of side frames 311 and a slide bar 342 vertically mounted on the side frames 311.
The upper end surface of the anvil 341 is flush with the upper open end of the lower bucket 352.
The two groups of sliding rods 342 are arranged corresponding to the side frames 311, a cutter 343 is arranged between the two groups of sliding rods 342 in a sliding manner, and the cutting edge of the cutter 343 faces downwards.
The cutting means 340 further comprises a driving part for driving the cutter 343 to move along the guiding direction of the sliding bar 342, namely, in the vertical direction, specifically, the driving part comprises a knife rest 345 arranged between the tops of the two groups of side frames 311 and a spring a344 sleeved outside the sliding bar 342, and the elasticity of the spring a344 drives the cutter 343 to move vertically upwards to play a role of buffering.
The motor b346 is horizontally installed on the tool rest 345, the output shaft of the motor b346 is perpendicular to the axial direction of the cylinder shaft 402, and two groups of linkage rods are arranged between the output end of the motor b346 and the cutter 343: and a linkage rod a347 and a linkage rod b348, wherein one end of the linkage rod a347 is in power connection with the output end of the motor b346, the other end of the linkage rod a347 is hinged with one end of the linkage rod b348, and the other end of the linkage rod b348 is hinged with the cutter 343.
The motor b346 operates to drive the cutter 343 to reciprocate after moving downwards and upwards along the vertical direction through the cooperation of the two groups of linkage rods, and the filter paper 403 is cut off once by one reciprocation.
The cutter 343 is located right above the anvil 341, the anvil 341 is close to the upper open end of the storage case 102, and the cut filter paper 403 falls into the storage case 102 under the action of gravity.
As shown in fig. 3 and 14, the liquid storage unit 500 includes a pulley shaft vertically installed in the bottom case 101, the pulley shaft is provided with two groups in a horizontal direction, an input end of the pulley shaft is power-connected with a motor e501, and specifically, the motor e501 and the pulley shaft are power-connected through belt transmission.
A synchronous belt group b502 is arranged between the end parts of the two groups of belt wheel shafts, and the synchronous belt group b502 and the synchronous belt group a327 are realized by the prior art consisting of synchronous belt wheels and synchronous belts, and are not described in detail.
The surface of the synchronous belt in the synchronous belt group b502 is provided with a snap ring 503, and the snap ring 503 is provided with a plurality of groups along the extending direction of the synchronous belt.
The axial direction of the clamping ring 503 is vertical, the central angle of the clamping ring 503 is larger than 180 degrees, the opening of the clamping ring 503 is away from the synchronous belt in the synchronous belt group b502, and the clamping ring 503 is made of elastic materials.
Each group of clamping rings 503 is clamped with a group of liquid storage pipes 504, and because the central angle of the clamping rings 503 is larger than 180 degrees and made of elastic materials, the liquid storage pipes 504 can be directly plugged into the clamping rings 503, the clamping between the liquid storage pipes 504 and the clamping rings 503 is completed, and the liquid storage pipes 504 can be directly taken away from the clamping rings 503 by slightly applying force.
Each set of reservoirs 504 is numbered in the control motherboard 109.
Among the plurality of sets of liquid storage pipes 504, the position of the liquid storage pipe 504 located right below the liquid discharge pipe 353 is the working position.
As shown in fig. 1, a notch b is provided on the side wall of the bottom case 101, and a cabinet door 104 is installed at the notch b, so that the cabinet door 104 can be opened, and the liquid storage tube 504 can be removed or a new liquid storage tube 504 can be placed in the clamping ring 503.
The working principle of the invention is as follows:
step one: the motor c328 operates to drive the lower rotating roller 321 to rotate, the lower rotating roller 321 rotates to drive the upper rotating roller 322 to rotate through the gear set 329, the lower rotating roller 321 rotates to drive the lower synchronous belt set a to operate, the upper rotating roller 322 rotates to drive the upper synchronous belt set a to operate, the upper synchronous belt set a and the upper synchronous belt set a cooperate to pull the filter paper 403 to move, and the filter paper 403 exists between the upper bucket 354 and the lower bucket 352;
step two: the motor d333 operates to drive the screw rod b to rotate, the screw rod b rotates to drive the pressing block 334 to move downwards, the pressing block 334 moves downwards to apply a downward pressure to the downward pressing end of the pressing frame 332, the pressing frame 332 moves vertically under the action of the downward pressure to press the upper bucket 354, the upper bucket 354 moves downwards to be in close contact with the filter paper 403, the filter paper 403 is tightly clamped between the upper bucket 354 and the lower bucket 352, and the filter paper 403 between the upper bucket 354 and the lower bucket 352 is in a suspended state;
Step three: the motor a114 operates to drive the screw a113 to rotate, so as to drive the sealing plate 111 to move and open the inlet 107;
step four: researchers pour laboratory waste liquid into the guide hopper 203 through the inlet 107, at the same time, the electromagnetic valve a202 is opened, clean water provided by a water source flows into the guide hopper 203 through the water pipe, the sealing area, the water outlet 205 and the gap, and because the baffle ring 204 blocks the water to flow against the inner wall of the guide hopper 203, the water can wash the waste liquid remained on the inner wall of the guide hopper 203, so that the waste liquid thoroughly flows away through the guide of the guide hopper 203;
the waste liquid flows into the detection tank 206 through the guide of the guide hopper 203, is contacted with the detection end of the ph sensor 207 through the guide of the guide body 208, the ph sensor 207 detects the ph value of the waste liquid, and transmits the detection result to the control main board 109, and the control main board 109 performs the following steps according to the preset program: comparing the ph value of the waste liquid obtained by the waste liquid component recorded by the control screen 106 with the ph value detected by the ph sensor 207, judging whether the researcher records that an error exists, closing the electromagnetic valve b209, sending an error signal, and opening the electromagnetic valve b209 after receiving a signal sent by the control main board 109, wherein the waste liquid is discharged downwards from the electromagnetic valve b209 and the liquid outlet pipe 210;
Step five: the waste liquid discharged from the liquid outlet pipe 210 sequentially passes through a liquid inlet pipe 355, an upper bucket 354, a filter paper 403, a lower bucket 352 and a liquid outlet pipe 353, wherein the filter paper 403 performs solid-liquid filtration separation on the waste liquid, the filtered waste liquid flows into a liquid storage pipe 504 positioned at a working position through the liquid outlet pipe 353, and the number of the liquid storage pipe 504 is recorded;
step six: after the filtration is finished, the motor d333 operates to drive the screw rod b to reversely rotate, the pressing down of the pressing frame 332 is cancelled, then, the motor c328 operates to pull the filter paper 403 to move, the filter paper 403 which is not used is replaced by the filter paper 403 which is not used, the critical point between the filter paper 403 which is not used and the filter paper 403 which is not used is positioned on the anvil 341, then, the motor b346 operates to drive the cutter 343 to reciprocate after moving down and up along the vertical direction through the cooperation of the two groups of linkage rods, and the cut filter paper 403 is cut off once by reciprocating movement, and falls into the storage shell 102 under the action of gravity.
In the filtering process of the fifth step, the following steps are: in the same waste liquid, the diameters of solid precipitates in the same waste liquid are generally within a certain size range, that is, the sizes of solid particles in the same waste liquid are not greatly different, and the solid particles can be regarded as the same; the size of the solid sediment in the waste liquid is different;
Because the filter paper 403 between the upper bucket 354 and the lower bucket 352 is in a suspended state, the filter paper 403 is generally made of fibers and has a certain deformation capability, when solids fall on the filter paper 403, the gravity of the filter paper can enable the contact point of the filter paper 403 to be concave downwards, the surrounding fibers can be stretched and deformed by the concave, so that the pore size of the filter paper 403 is enlarged, that is, the size and weight of the solids in different waste solutions can be self-adapted, the pore size is changed, the purpose of self-adaptive filtration is realized, the filter screen is generally made of metal materials, the filter pores of the filter screen cannot be deformed by the solids, and once the solids content in the waste solution is high, the filter pores are very easy to be blocked, and the problem of filtration is affected.
The present invention is not limited to the above embodiments, but is capable of modification and variation in detail, and other modifications and variations can be made by those skilled in the art without departing from the scope of the present invention.
Claims (4)
1. Laboratory waste liquid treatment device, which comprises a housing comprising a bottom plate (100), characterized in that: the upper end face of the bottom plate (100) is provided with a bottom shell (101) and a storage shell (102) side by side, the upper end of the storage shell (102) is opened, the upper end of the bottom shell (101) is provided with a mounting shell (103), the bottom of the mounting shell (103) covers the upper opening end of the storage shell (102), and a notch a right opposite to the upper opening end of the storage shell (102) is formed in the mounting shell (103);
one side of the installation shell (103) is provided with a control screen (106), the top of the installation shell (103) is provided with an inlet (107), a control main board (109), a guide mechanism (200), a filter mechanism (300) and a filter paper unit (400) are arranged in the installation shell (103), and a liquid storage unit (500) is arranged in the bottom shell (101);
the guide mechanism (200) is used for guiding the waste liquid to flow into the filter mechanism (300), in the guide process, water washes the inner wall of the guide mechanism (200), the filter mechanism (300) is used for carrying out solid-liquid separation treatment on the waste liquid, the filter paper unit (400) is used for providing filter paper (403) required by filtration for the filter mechanism (300), the filtered waste liquid is stored in the liquid storage unit (500), and the filtered solid is stored in the storage shell (102) together with the filter paper (403);
A closing member (110) for opening or closing the inlet (107) is also provided in the mounting case (103);
the guide mechanism (200) comprises a guide hopper (203), the guide hopper (203) is in a truncated cone shape with vertical axial direction and decreasing horizontal cross section area from top to bottom, and the upper opening end of the guide hopper (203) is positioned below the inlet (107);
a fixed ring coaxially surrounds the periphery of the upper opening end of the guide hopper (203), a sealing area is formed between the fixed ring and the upper opening end of the guide hopper (203), a water pipe (201) is arranged outside the fixed ring, one end of the water pipe (201) extends out of the shell and is communicated with a water source, the other end of the water pipe is communicated with the sealing area, and an electromagnetic valve a (202) is arranged on the water pipe (201);
the upper opening end of the guide hopper (203) is also fixedly provided with a baffle ring (204), the baffle ring (204) comprises a fixed section fixed with the upper opening end of the guide hopper (203) and a blocking section coaxially positioned in the upper opening of the guide hopper (203), a gap is formed between the outer wall of the blocking section and the upper opening end of the guide hopper (203), and a plurality of groups of water outlet holes (205) used for communicating the gap with a sealing area are formed in the upper opening end of the guide hopper (203) along the circumferential direction in an array manner;
A detection tank (206) is arranged at the lower opening end of the guide hopper (203), a mounting pipe is arranged on the side wall of the detection tank (206), a ph sensor (207) is arranged in the mounting pipe, and the detection end of the ph sensor (207) stretches into the detection tank (206);
the detection tank (206) is internally provided with a guide body (208), the guide body (208) is in a cone shape with the horizontal cross section area decreasing from bottom to top, the guide body (208) and the guide hopper (203) are coaxially arranged, the bottom diameter of the guide body (208) is larger than the lower opening diameter of the guide hopper (203), the guide body (208) is positioned above the ph sensor (207), and in the downward flowing process of waste liquid in the guide hopper (203), the waste liquid is contacted with the outer circular surface of the guide body (208) and flows along the outer circular surface of the guide body (208) to be contacted with the detection end of the ph sensor (207);
the lower end of the detection tank (206) is provided with a solenoid valve b (209), and the bottom of the solenoid valve b (209) is provided with a liquid outlet pipe (210);
the filter paper unit (400) comprises a filter paper frame (401) arranged in the mounting shell (103), a cylinder shaft (402) horizontally arranged on the filter paper frame (401) and filter paper (403) arranged in a cylinder shape and sleeved on the cylinder shaft (402);
A paper adding port (108) opposite to the cylinder shaft (402) is formed in the side wall of the mounting shell (103), and a sealing cover (105) is detachably arranged at an orifice of the paper adding port (108);
the filtering mechanism (300) is arranged below the liquid outlet pipe (210), and the filtering mechanism (300) comprises a bracket body (310), a traction member (320), a pressing member (330), a cutting member (340) and a pipeline group (350) which are arranged on the bracket body (310);
the bracket body (310) consists of two groups of side frames (311) and a bottom frame (312) arranged between the two groups of side frames (311), the distance direction between the two groups of side frames (311) is parallel to the axial direction of the cylinder shaft (402), and the bottom frame (312) is arranged at the bottom of the side frames (311);
the traction member (320) is arranged between the two groups of side frames (311), and the traction member (320) comprises a lower rotating roller (321) and an upper rotating roller (322) which are axially parallel to the axial direction of the cylinder shaft (402);
two ends of the lower rotating roller (321) are arranged on the bracket body (310) through a fixing bracket (323), the fixing bracket (323) is fixed with the bracket body (310), and the end part of the lower rotating roller (321) is rotationally connected with the fixing bracket (323);
two ends of the upper rotating roller (322) are arranged on the bracket body (310) through a movable frame (325), a guide rod (324) which is vertically arranged is arranged on the side frame (311), the movable frame (325) is in sliding connection with the guide rod (324), a limiting ring is arranged at the bottom end of the guide rod (324), the end part of the upper rotating roller (322) is rotationally connected with the movable frame (325), a spring b (326) is sleeved outside the guide rod (324), one end of the spring b (326) is contacted with the side frame (311), the other end of the spring b is contacted with the movable frame (325), and the elastic force of the spring b (326) drives the movable frame (325) to vertically move downwards;
A slide hole (3231) for avoiding the upper rotating roller (322) is formed in the fixing frame (323), and the upper rotating roller (322) and the slide hole (3231) form sliding guide fit in the vertical direction;
the lower rotating roller (321) is in power connection with a motor c (328) through belt transmission, and a gear set (329) is arranged between the end part of the upper rotating roller (322) and the end part of the lower rotating roller (321);
two groups of upper rotating rollers (322) and lower rotating rollers (321) are arranged along the moving direction of filter paper (403), synchronous belt groups a (327) are arranged between the end parts of the two groups of upper rotating rollers (322) and between the end parts of the two groups of lower rotating rollers (321), the synchronous belt groups a (327) arranged between the end parts of the two groups of upper rotating rollers (322) are upper synchronous belt groups a, and the synchronous belt groups a arranged between the end parts of the two groups of lower rotating rollers (321) are lower synchronous belt groups a;
in the initial state, the free end of the filter paper (403) is clamped between the upper synchronous belt group a and the lower synchronous belt group a;
the pipeline group (350) comprises an upper bucket (354), a lower bucket (352) and a guide rod (351) vertically arranged on the underframe (312);
the lower bucket (352) is rectangular, the horizontal cross section area of the rectangular table is gradually increased from bottom to top, the side surface of the lower bucket (352) is provided with a connecting lug a, the connecting lug a is fixedly connected with the guide rod (351), the upper opening end of the lower bucket (352) is flush with the upper surface of the synchronous belt in the lower synchronous belt group a, the lower opening end of the lower bucket (352) is provided with a liquid discharge pipe (353), and the bottom end of the liquid discharge pipe (353) extends into the bottom shell (101);
The upper bucket (354) is in a rectangular body shape, a connecting lug b is arranged on the side face of the upper bucket (354), the connecting lug b is in sliding connection with the guide rod (351), a spring c (356) positioned between the connecting lug a and the connecting lug b is sleeved outside the guide rod (351), and the upper bucket (354) is supported by the elastic force of the spring c (356), so that the lower opening end of the upper bucket (354) is higher than the lower surface of the synchronous belt in the upper synchronous belt group a;
a liquid inlet pipe (355) is arranged at the middle position of the upper closed end of the upper hopper (354), and the bottom end of the liquid outlet pipe (210) is sleeved in the liquid inlet pipe (355);
the liquid storage unit (500) comprises a plurality of liquid storage pipes (504), and after the liquid waste is subjected to solid-liquid separation, the liquid waste is independently placed in different liquid storage pipes (504) for storage.
2. A laboratory waste liquid treatment apparatus according to claim 1, wherein: the pressing component (330) is arranged between the upper closed end of the upper hopper (354) and the electromagnetic valve b (209);
the pressing component (330) comprises a mounting frame (331) and a pressing frame (332), the mounting frame (331) is arranged between the two groups of side frames (311), one end of the pressing frame (332) is hinged with the mounting frame (331), and the other end is a pressing end;
the pressing component (330) further comprises a motor d (333) vertically arranged on the mounting frame (331), the output end of the motor d (333) is in power connection with a screw rod b, a pressing block (334) is arranged on the external thread of the screw rod b, the pressing block (334) and the mounting frame (331) form sliding guide fit in the vertical direction, and the pressing block (334) is positioned above the pressing end of the pressing frame (332);
In an initial state, the pressing frame (332) is in contact with the upper closed end of the upper bucket (354) and the contact point is positioned on the horizontal center line of the upper closed end of the upper bucket (354).
3. A laboratory waste liquid treatment apparatus according to claim 2, wherein: the severing member (340) comprises a guide member (320) arranged on the side facing away from the filter paper unit (400);
the cutting member (340) comprises an anvil (341) arranged between two groups of side frames (311) and a sliding rod (342) vertically arranged on the side frames (311), the upper end face of the anvil (341) is flush with the upper opening end of the lower bucket (352), two groups of sliding rods (342) are arranged corresponding to the side frames (311), a cutter (343) is arranged between the two groups of sliding rods (342) in a sliding manner, and the cutting edge of the cutter (343) faces downwards;
the cutting means (340) further comprises a driving part for driving the cutter (343) to move along the guiding direction of the slide bar (342).
4. A laboratory waste liquid treatment apparatus according to claim 3, wherein: the liquid storage unit (500) comprises a belt wheel shaft vertically arranged in the bottom shell (101), two groups of belt wheel shafts are arranged along the horizontal direction, the input end of each belt wheel shaft is in power connection with a motor e (501), and a synchronous belt group b (502) is arranged between the end parts of the two groups of belt wheel shafts;
The surface of the synchronous belt in the synchronous belt group b (502) is provided with a clamping ring (503), a plurality of groups of clamping rings (503) are arranged in an array along the extending direction of the synchronous belt, the axial direction of the clamping rings (503) is vertical, the central angle of the clamping rings (503) is larger than 180 degrees, the opening of the clamping rings (503) deviates from the synchronous belt in the synchronous belt group b (502), the clamping rings (503) are made of elastic materials, each group of clamping rings (503) is clamped with a group of liquid storage pipes (504), and the position of the liquid storage pipe (504) positioned under the liquid discharge pipe (353) is a working position;
the side wall of the bottom shell (101) is provided with a gap b, and a cabinet door (104) is arranged at the gap b.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311217226.2A CN116983731B (en) | 2023-09-20 | 2023-09-20 | Laboratory waste liquid treatment device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311217226.2A CN116983731B (en) | 2023-09-20 | 2023-09-20 | Laboratory waste liquid treatment device |
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| CN116983731A CN116983731A (en) | 2023-11-03 |
| CN116983731B true CN116983731B (en) | 2023-12-15 |
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| CN202311217226.2A Active CN116983731B (en) | 2023-09-20 | 2023-09-20 | Laboratory waste liquid treatment device |
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Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05172710A (en) * | 1991-12-24 | 1993-07-09 | Nippon Steel Corp | Compounding apparatus of sample solution for analysis |
| JP2014018767A (en) * | 2012-07-20 | 2014-02-03 | Sankyo Giken Kogyo Kk | Filtration method and filtration device |
| KR20170131021A (en) * | 2016-05-20 | 2017-11-29 | 주식회사 대일기공 | Paper Filter |
| CN108421575A (en) * | 2018-04-28 | 2018-08-21 | 武威宇轩环安科技发展有限公司 | A kind of experiment porch with liquid waste processing function |
| CN109443850A (en) * | 2018-11-27 | 2019-03-08 | 中国科学院合肥物质科学研究院 | A kind of liquid taking device and method |
| CN110947217A (en) * | 2019-12-25 | 2020-04-03 | 上海澄源流体技术有限公司 | Waste filter paper treatment method and device for vacuum filter |
| CN112707567A (en) * | 2020-12-25 | 2021-04-27 | 齐齐哈尔市泰信环境检测服务有限公司 | Laboratory waste liquid treatment equipment |
| CN113772502A (en) * | 2021-09-15 | 2021-12-10 | 新乡市滤达净化设备有限公司 | Oil-gas separation filter element filter paper winding machine |
| CN216837386U (en) * | 2022-02-28 | 2022-06-28 | 上海艾尔天合环境科技有限公司 | Paper tape filter solid-liquid separation system for kitchen waste treatment |
| CN115193130A (en) * | 2022-05-19 | 2022-10-18 | 广东工业大学 | But chemistry experiment room is with waste liquid clarifier of solid-liquid separation |
| CN116393486A (en) * | 2023-06-06 | 2023-07-07 | 深圳瑞科曼环保科技有限公司 | Solid-liquid separation type urban garbage pretreatment and foul smell blocking device |
-
2023
- 2023-09-20 CN CN202311217226.2A patent/CN116983731B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05172710A (en) * | 1991-12-24 | 1993-07-09 | Nippon Steel Corp | Compounding apparatus of sample solution for analysis |
| JP2014018767A (en) * | 2012-07-20 | 2014-02-03 | Sankyo Giken Kogyo Kk | Filtration method and filtration device |
| KR20170131021A (en) * | 2016-05-20 | 2017-11-29 | 주식회사 대일기공 | Paper Filter |
| CN108421575A (en) * | 2018-04-28 | 2018-08-21 | 武威宇轩环安科技发展有限公司 | A kind of experiment porch with liquid waste processing function |
| CN109443850A (en) * | 2018-11-27 | 2019-03-08 | 中国科学院合肥物质科学研究院 | A kind of liquid taking device and method |
| CN110947217A (en) * | 2019-12-25 | 2020-04-03 | 上海澄源流体技术有限公司 | Waste filter paper treatment method and device for vacuum filter |
| CN112707567A (en) * | 2020-12-25 | 2021-04-27 | 齐齐哈尔市泰信环境检测服务有限公司 | Laboratory waste liquid treatment equipment |
| CN113772502A (en) * | 2021-09-15 | 2021-12-10 | 新乡市滤达净化设备有限公司 | Oil-gas separation filter element filter paper winding machine |
| CN216837386U (en) * | 2022-02-28 | 2022-06-28 | 上海艾尔天合环境科技有限公司 | Paper tape filter solid-liquid separation system for kitchen waste treatment |
| CN115193130A (en) * | 2022-05-19 | 2022-10-18 | 广东工业大学 | But chemistry experiment room is with waste liquid clarifier of solid-liquid separation |
| CN116393486A (en) * | 2023-06-06 | 2023-07-07 | 深圳瑞科曼环保科技有限公司 | Solid-liquid separation type urban garbage pretreatment and foul smell blocking device |
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|---|---|
| CN116983731A (en) | 2023-11-03 |
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