CN114477543A - Filter structure for treating laboratory wastewater - Google Patents
Filter structure for treating laboratory wastewater Download PDFInfo
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- CN114477543A CN114477543A CN202210106463.0A CN202210106463A CN114477543A CN 114477543 A CN114477543 A CN 114477543A CN 202210106463 A CN202210106463 A CN 202210106463A CN 114477543 A CN114477543 A CN 114477543A
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- cavity
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- blanking
- stirring paddle
- neutralization
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- 239000002351 wastewater Substances 0.000 title abstract description 23
- 239000000463 material Substances 0.000 claims abstract description 62
- 238000006386 neutralization reaction Methods 0.000 claims abstract description 62
- 238000003756 stirring Methods 0.000 claims abstract description 62
- 230000001105 regulatory effect Effects 0.000 claims abstract description 50
- 230000007246 mechanism Effects 0.000 claims abstract description 26
- 238000001914 filtration Methods 0.000 claims abstract description 22
- 230000003472 neutralizing effect Effects 0.000 claims abstract description 17
- 238000007599 discharging Methods 0.000 claims abstract description 14
- 238000004065 wastewater treatment Methods 0.000 claims abstract description 14
- 230000005484 gravity Effects 0.000 claims description 21
- 230000003068 static effect Effects 0.000 claims description 9
- 230000033228 biological regulation Effects 0.000 claims description 7
- 230000008859 change Effects 0.000 claims description 6
- 238000001125 extrusion Methods 0.000 claims description 6
- 230000017525 heat dissipation Effects 0.000 claims description 3
- 230000001276 controlling effect Effects 0.000 claims description 2
- 238000010276 construction Methods 0.000 claims 2
- 230000036632 reaction speed Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000012085 test solution Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0006—Controlling or regulating processes
- B01J19/0013—Controlling the temperature of the process
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0053—Details of the reactor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0053—Details of the reactor
- B01J19/0066—Stirrers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/18—Stationary reactors having moving elements inside
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/18—Stationary reactors having moving elements inside
- B01J19/20—Stationary reactors having moving elements inside in the form of helices, e.g. screw reactors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J4/00—Feed or outlet devices; Feed or outlet control devices
- B01J4/001—Feed or outlet devices as such, e.g. feeding tubes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J4/00—Feed or outlet devices; Feed or outlet control devices
- B01J4/02—Feed or outlet devices; Feed or outlet control devices for feeding measured, i.e. prescribed quantities of reagents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/003—Wastewater from hospitals, laboratories and the like, heavily contaminated by pathogenic microorganisms
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The invention is suitable for the technical field of wastewater treatment, and provides a filter structure for treating laboratory wastewater, which comprises: the filter chamber is internally provided with a filter screen; the neutralizing cavity is connected with the filtering cavity through a discharging channel, a feeding hole is formed in one side of the neutralizing cavity, and the other side of the neutralizing cavity is connected with the material cavity through a discharging pipe; a stirring paddle; the heat drives the speed regulating mechanism, and the rotating speed of the stirring paddle is regulated while the blanking speed of the blanking pipe is regulated; the heat driven speed regulating mechanism comprises: the blanking speed control assembly is connected between the neutralization cavity and the blanking pipe, changes heat generated in the neutralization cavity into driving force and extrudes the blanking pipe; the speed-adjustable stirring assembly is connected between the blanking speed-control assembly and the stirring paddle and transmits the driving force of the blanking speed-control assembly to the stirring paddle. The invention is provided with a heat-driven speed regulating mechanism to regulate the blanking speed and the stirring speed, reduce the reaction speed and eliminate the potential safety hazard.
Description
Technical Field
The invention belongs to the technical field of wastewater treatment, and particularly relates to a filtering structure for laboratory wastewater treatment.
Background
Laboratory waste water is mainly by the comprehensive waste water that medicine, medicament, test solution and instrument washd etc. produced, because the waste water composition is complicated, handles improper direct discharge water and can influence human life health through food chain etc. also can produce certain influence to the ecological environment.
The filtration is the common processing procedure of waste water, generally need carry out neutralization treatment to waste water before filtering to prevent that the acidity or the basicity of waste water from causing the corruption to filter screen, pipeline etc. often can produce the heat at neutralization in-process, the heat is passed through reation kettle's outer wall effluvium, danger is less when the heat is lower, but if not control neutralization reaction rate, can lead to the heat sharply to increase in the short time, make reation kettle's outer wall rapid heating up, thereby make the staff have the potential safety hazard when the operation.
Disclosure of Invention
An object of an embodiment of the present invention is to provide a filtering structure for treating laboratory wastewater, which aims to solve the problems in the background art.
The embodiment of the invention is realized in such a way that a filtering structure for treating laboratory wastewater comprises:
the filter chamber is internally provided with a filter screen;
the neutralizing cavity is connected with the filtering cavity through a discharging channel, a feeding hole is formed in one side of the neutralizing cavity, and the other side of the neutralizing cavity is connected with the material cavity through a discharging pipe;
the stirring paddle is arranged in the neutralization cavity; further comprising:
the heat driving speed regulating mechanism is arranged on the neutralization cavity, is respectively connected with the blanking pipe and the stirring paddle, and regulates the blanking speed of the blanking pipe and the rotating speed of the stirring paddle;
wherein, heat drive speed adjusting mechanism includes:
the blanking speed control assembly is arranged on the neutralization cavity and connected between the neutralization cavity and the blanking pipe, changes heat generated in the neutralization cavity into driving force, extrudes the blanking pipe and is used for adjusting the blanking speed of the blanking pipe;
the adjustable speed stirring assembly is arranged on the neutralization cavity, is connected between the blanking speed control assembly and the stirring paddle, and transmits the driving force of the blanking speed control assembly to the stirring paddle for adjusting the rotating speed of the stirring paddle.
The embodiment of the invention provides a filtering structure for laboratory wastewater treatment, aiming at the problem that the neutralization reaction of wastewater before filtration in the prior art is a heat release process and has potential safety hazard, the filtering structure is provided with a heat driving speed regulating mechanism, the heat driving speed regulating mechanism is driven based on the heat emitted by a neutralization cavity, specifically, during operation, the wastewater is added into the neutralization cavity through a feed inlet, the amount of materials participating in the neutralization reaction is determined according to the amount of the wastewater and is added into a material cavity, the materials flow into the neutralization cavity through a feed pipe, the materials are stirred by a stirring paddle to contribute to the neutralization reaction, the heat generated in the neutralization cavity is neutralized, a feed speed control component in the heat driving speed regulating mechanism extrudes the feed pipe to further regulate the speed of material flowing through the feed pipe, and a speed adjustable stirring component in the heat driving speed regulating mechanism regulates the rotation speed of the stirring paddle, and then can reduce reaction rate, prevent to release a large amount of heat in the short time, and then eliminated the potential safety hazard, after the neutralization reaction, the material of neutralization intracavity passes through the unloading passageway and flows into the filter chamber, carries out subsequent purification treatment or direct emission again after filter operation through the filter screen.
Drawings
FIG. 1 is a schematic structural view of a filter structure for treating laboratory wastewater according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of an air chamber in a filtering structure for laboratory wastewater treatment according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a blanking speed control assembly in a filtering structure for laboratory wastewater treatment according to an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a speed-adjustable stirring assembly in a filtering structure for laboratory wastewater treatment according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a gravity-powered module in a filtering structure for treating laboratory wastewater according to an embodiment of the present invention.
In the drawings: 1-a filter chamber; 2-filtering the screen; 3-a neutralization chamber; 4-a blanking channel; 5-a feed inlet; 6-material cavity; 7-a blanking pipe; 8-heat dissipation holes; 9-an air cavity; 10-pneumatic tube; 11-a piston; 12-a moving bar; 13-a rack; 14-a gear; 15-a push-pull rod; 16-a drive device; 17-a mounting frame; 18-a stirring paddle; 19-a first rotation gear; 20-a second rotation gear; 21-a first speed gear; 22-a second speed gear; 23-pulling a plate; 24-a connecting plate; 25-push plate; 26-a fixing frame; 27-an elastic member; 28-moving contact; 29-a stationary contact; 30-an electromagnetic valve; 31-driving the pressing assembly; 32-a blanking speed control component; 33-a speed regulation assembly; 34-a speed adjustable stirring component; 35-a heat driven speed regulating mechanism; 36-gravity powered components; 37-automatic switching mechanism.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Specific implementations of the present invention are described in detail below with reference to specific embodiments.
As shown in fig. 1, a structure diagram of a filtering structure for treating laboratory wastewater according to an embodiment of the present invention includes:
the filter comprises a filter cavity 1, wherein a filter screen 2 is arranged in the filter cavity 1;
the filter comprises a neutralization cavity 3, wherein the neutralization cavity 3 is connected with a filter cavity 1 through a blanking channel 4, a feeding hole 5 is arranged at one side of the neutralization cavity 3, and the other side of the neutralization cavity 3 is connected with a material cavity 6 through a blanking pipe 7;
a stirring paddle 18 installed in the neutralization chamber 3; further comprising:
the heat driving speed regulating mechanism 35 is arranged on the neutralization cavity 3, is respectively connected with the blanking pipe 7 and the stirring paddle 18, and regulates the blanking speed of the blanking pipe 7 and the rotating speed of the stirring paddle 18;
wherein the heat driven speed regulating mechanism 35 includes:
the blanking speed control assembly 32 is arranged on the neutralizing cavity 3, is connected between the neutralizing cavity 3 and the blanking pipe 7, changes heat generated in the neutralizing cavity 3 into driving force, extrudes the blanking pipe 7 and is used for adjusting the blanking speed of the blanking pipe 7;
the adjustable speed stirring assembly 34 is installed on the middle cavity 3, is connected between the feeding speed control assembly 32 and the stirring paddle 18, and transmits the driving force of the feeding speed control assembly 32 to the stirring paddle 18 for adjusting the rotating speed of the stirring paddle 18.
In an embodiment of the invention, aiming at the problem that neutralization reaction of wastewater before filtration is an exothermic process and potential safety hazard exists in the prior art, the filtering structure for treating laboratory wastewater is provided with a heat-driven speed regulating mechanism 35, the heat-driven speed regulating mechanism 35 is driven based on heat emitted by a neutralization cavity 3, specifically, during operation, wastewater is added into the neutralization cavity 3 through a feed inlet 5, the amount of materials participating in the neutralization reaction is determined according to the amount of the wastewater and is added into a material cavity 6, the materials flow into the neutralization cavity 3 through a discharging pipe 7, the materials are stirred by a stirring paddle 18 to contribute to the neutralization reaction, heat is generated in the neutralization cavity 3, a discharging speed control component 32 in the heat-driven speed regulating mechanism 35 can be driven to extrude the discharging pipe 7, the speed of material flowing through the discharging pipe 7 is further regulated, and a speed-adjustable stirring component 34 in the heat-driven speed regulating mechanism 35 regulates the rotating speed of the stirring paddle 18 And then can reduce reaction rate, prevent to release a large amount of heat in the short time for the outer wall in neutralization chamber 3 has abundant time heat dissipation, and then has eliminated the potential safety hazard, and after the neutralization reaction, the material in neutralization chamber 3 carries out subsequent purification treatment or direct emission again after filter operation through filter screen 2 in flowing into filter chamber 1 through unloading passageway 4.
As shown in fig. 2 to 3, as a preferred embodiment of the present invention, the blanking speed control assembly 32 includes:
the air cavity 9 is arranged on the neutralizing cavity 3, and the air cavity 9 is communicated with a heat dissipation hole 8 formed in the neutralizing cavity 3;
the pneumatic tube 10 is communicated with the air cavity 9, a piston 11 is installed in the pneumatic tube 10, a moving rod 12 is installed on the piston 11, and heat generated in the neutralization cavity 3 heats air in the air cavity 9 and pushes the piston 11 and the moving rod 12 to move in the pneumatic tube 10;
and the driving extrusion assembly 31 is arranged on the movable rod 12 and connected with the blanking pipe 7, and the movable rod 12 transmits the driving force to the driving extrusion assembly 31 to extrude the blanking pipe 7 so as to adjust the blanking speed of the blanking pipe 7.
When heat is generated in the neutralization cavity 3, the heat is dissipated through the air cavity 9 to heat air in the air pressure pipe 10, the air is heated to expand, the air pressure is increased to drive the piston 11 and the moving rod 12 to move upwards in the air pressure pipe 10, the blanking speed control assembly 32 comprises a rack 13, a gear 14 and a push-pull rod 15, the rack 13 is fixed on one side of the moving rod 12, the gear 14 is continuously meshed with the rack 13, one end of the push-pull rod 15 is hinged and connected with the edge of the gear 14, the other end of the push-pull rod 15 is hinged and connected with one side of the blanking pipe 7, one side of the blanking pipe 7 connected with the push-pull rod 15 is made of a telescopic and deformable material, when the rack 13 rises along with the moving rod 12, the gear 14 is driven to rotate, the gear 14 drives the push-pull rod 15 to push outwards in the rotating process to further extrude the blanking pipe 7, one side of the blanking pipe 7 is driven to extrude towards the other side, and a channel in the blanking pipe 7 is reduced, the feeding speed of the materials in the material cavity 6 is reduced, so that the neutralization reaction speed in the neutralization cavity 3 is reduced, and the heat release speed is reduced; in addition, the driving extrusion assembly 31 can also be a combination of two groups of racks and a gear, so that the vertical movement of the moving rod 12 is changed into the transverse movement, and the blanking pipe 7 is extruded.
As shown in fig. 4, as another preferred embodiment of the present invention, the adjustable speed stirring assembly 34 includes:
a drive device 16 mounted on said neutralizing chamber 3;
the mounting frame 17 is positioned in the neutralization chamber 3, one end of the mounting frame 17 is connected with an output shaft of the driving device 16, the other end of the mounting frame 17 is connected with the stirring paddle 18, and the mounting frame 17 drives the stirring paddle 18 to revolve when rotating;
the first rotation gear 19 and the second rotation gear 20 are respectively and fixedly connected with the stirring paddle 18;
and the speed regulating assembly 33 is connected with the movable rod 12, and the movable rod 12 transmits the driving force to the speed regulating assembly 33 when moving, so that the speed regulating assembly 33 is driven to be meshed with the first rotation gear 19 or the second rotation gear 20 and is used for regulating the rotation speed of the stirring paddle 18.
As shown in fig. 4, as a preferred embodiment of the present invention, the governor assembly 33 includes:
the driving device comprises a first speed regulating gear 21 and a second speed regulating gear 22, wherein the first speed regulating gear 21 and the second speed regulating gear 22 are fixedly connected, and the first speed regulating gear 21 and the second speed regulating gear 22 are movably arranged on an output shaft of the driving device 16;
a pulling plate 23 connected with the second speed regulating gear 22;
and one end of the connecting plate 24 is connected with the pulling plate 23, the other end of the connecting plate 24 is connected with the pushing plate 25 mounted on the moving rod 12, the connecting plate 24 transmits the driving force of the moving rod 12 to the pulling plate 23 to drive the first speed regulating gear 21 and the second speed regulating gear 22 to integrally move, and the first speed regulating gear 21 is controlled to be meshed with the first rotation gear 19 or the second speed regulating gear 22 is controlled to be meshed with the second rotation gear 20 to adjust the rotation speed of the stirring paddle 18.
The first speed regulating gear 21 and the second speed regulating gear 22 are fixed together and sleeved on an output shaft of the driving device 16, when the second speed regulating gear 22 is meshed with the second rotation gear 20, the stirring paddle 18 can be driven to rotate at one speed, when the first speed regulating gear 21 is meshed with the first rotation gear 19, the stirring paddle 18 can be driven to rotate at the other speed, the moving rod 12 is lifted to drive the push plate 25 to lift, the push plate 25 applies thrust to the connecting plate 24, the connecting plate 24 transmits the thrust to the pull plate 23, the first speed regulating gear 21 and the second speed regulating gear 22 are further driven to integrally move, and the rotation speed of the stirring paddle 18 can be further switched, so that the neutralization reaction can be reduced; in addition, the speed regulating component 33 can also be set as a speed-adjustable motor, and is in driving connection with the stirring paddle 18, and the rotating speed of the stirring paddle 18 can be adjusted according to the requirement.
As shown in fig. 1, as a preferred embodiment of the present invention, the filter structure further includes an automatic switch mechanism 37, which is installed on the discharging channel 4 and connected to the material cavity 6, and the automatic switch mechanism 37 controls the opening and closing state of the discharging channel 4 under the change of gravity of the material cavity 6.
In order to improve the automation degree of filtration, an automatic switch mechanism 37 is arranged, and the opening and closing of the blanking channel 4 are controlled according to the material quantity in the material cavity 6.
As shown in fig. 1, as a preferred embodiment of the present invention, the automatic opening and closing mechanism 37 includes:
the electromagnetic valve 30 is arranged on the blanking channel 4, the blanking channel 4 is controlled to be in an open state when the electromagnetic valve 30 is powered on, and the blanking channel 4 is controlled to be in a closed state when the electromagnetic valve 30 is powered off;
and the gravity type electrifying assembly 36 is arranged on the material cavity 6 and is electrically connected with the electromagnetic valve 30, and the material cavity 6 is lifted under the gravity change and is used for switching an on-off state.
During operation, materials are put into the material cavity 6, materials in the material cavity 6 are gradually reduced along with the progress of neutralization reaction, the material cavity 6 is driven to carry out the lifting process, the gravity type electrifying assembly 36 is electrified or powered off in the lifting process of the material cavity 6, meanwhile, the gravity type electrifying assembly 36 is connected with the electromagnetic valve 30, when the gravity type electrifying assembly 36 is connected with a power supply, the electromagnetic valve 30 is electrified, the blanking channel 4 is controlled to be in an open state, and when the gravity type electrifying assembly 36 is powered off, the electromagnetic valve 30 is powered off, and the blanking channel 4 is controlled to be in a closed state.
As shown in fig. 5, as a preferred embodiment of the present invention, the gravity powered assembly 36 includes:
the fixing frame 26 is fixedly arranged on the upper side of the neutralization cavity 3, and the material cavity 6 is movably connected with the fixing frame 26 through an elastic piece 27;
the moving contact 28 is arranged on the material cavity 6;
and the static contact 29 is fixedly arranged on the upper side of the material cavity 6, the material cavity 6 is lifted under the change of gravity, and the movable contact 28 is driven to be in contact with or separated from the static contact 29 and is used for controlling the electromagnetic valve 30 to be powered on or powered off.
The position of the fixed frame 26 is fixed, a material is added into the material cavity 6, the material cavity 6 moves downwards under the action of gravity of the material, the elastic element 27 is compressed, the elastic element 27 can be a spring or a metal elastic sheet and the like, at this time, the static contact 29 and the dynamic contact 28 are separated (the dynamic contact 28 and the static contact 29 are structures in a contactor, other structures and working principles of the contactor belong to the conventional technical content in the field and are not described herein), the gravity type electrifying assembly 36 is not electrified, after the material in the material cavity 6 is completely blanked, the neutralization reaction is finished, the material cavity 6 rises under the action of the elastic element 27, the dynamic contact 28 is contacted with the static contact 29, the gravity type electrifying assembly 36 can be connected with a power supply, the electromagnetic valve 30 is electrified to drive the blanking channel 4 to be opened, and the material in the neutralization cavity 3 can be blanked for filtering; in addition, the gravity type energizing assembly 36 can also be a pressure sensor, and is installed on the fixing frame 26, contacts with the material cavity 6, and controls the on-off of the electromagnetic valve 30 according to the pressure information received by the pressure sensor.
The working principle is as follows: according to the filtering structure for treating the laboratory wastewater, when heat is generated in the neutralization cavity 3, air in the air pressure pipe 10 is heated, the air is heated and expanded to drive the piston 11 and the moving rod 12 to move upwards in the air pressure pipe 10, the blanking speed control assembly 32 comprises the rack 13, the gear 14 and the push-pull rod 15, when the rack 13 rises along with the moving rod 12, the gear 14 drives the gear 14 to rotate, the gear 14 drives the push-pull rod 15 to push outwards in the rotating process, the blanking pipe 7 is extruded, and the feeding speed of materials in the material cavity 6 is reduced; in addition, the driving extrusion assembly 31 can also be a combination of two groups of racks and a gear;
the driving device 16 can be a servo motor or a pneumatic motor, the driving device 16 drives the mounting frame 17 to rotate, the stirring paddle 18 is driven to revolve in the neutralization chamber 3, the stirring paddle 18 drives the first rotating gear 19 and the second rotating gear 20 to rotate during revolution, when the first rotating gear 19 or the second rotating gear 20 is meshed with the speed regulation component 33, the stirring paddle 18 can be driven to rotate, the moving rod 12 drives the push plate 25 to ascend when ascending, the push plate 25 applies thrust to the connecting plate 24, the first speed regulation gear 21 and the second speed regulation gear 22 are driven to integrally move, and further the rotation speed of the stirring paddle 18 can be switched; in addition, the speed regulating component 33 can also be set as a speed-adjustable motor;
the material cavity 6 moves downwards under the action of gravity of the materials, the elastic piece 27 is compressed, the elastic piece 27 can be a spring or a metal elastic sheet and the like, at the moment, the static contact 29 is separated from the movable contact 28, the gravity type electrifying assembly 36 is not electrified, after the materials in the material cavity 6 are completely blanked, the neutralization reaction is finished, the material cavity 6 rises under the action of the elastic piece 27, the movable contact 28 is contacted with the static contact 29, the gravity type electrifying assembly 36 can be electrified, the electromagnetic valve 30 is electrified to drive the blanking channel 4 to be opened, and the materials in the neutralization cavity 3 can be blanked and filtered; in addition, the gravity-type energizing assembly 36 may be configured as a pressure sensor, and the on/off of the solenoid valve 30 is controlled according to pressure information received by the pressure sensor.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. A filter structure for laboratory wastewater treatment, the filter structure comprising:
the filter chamber is internally provided with a filter screen;
the neutralizing cavity is connected with the filtering cavity through a discharging channel, a feeding hole is formed in one side of the neutralizing cavity, and the other side of the neutralizing cavity is connected with the material cavity through a discharging pipe;
the stirring paddle is arranged in the neutralization cavity; it is characterized by also comprising:
the heat driving speed regulating mechanism is arranged on the neutralization cavity, is respectively connected with the blanking pipe and the stirring paddle, and regulates the blanking speed of the blanking pipe and the rotating speed of the stirring paddle;
wherein, heat drive speed adjusting mechanism includes:
the blanking speed control assembly is arranged on the neutralization cavity and connected between the neutralization cavity and the blanking pipe, changes heat generated in the neutralization cavity into driving force, extrudes the blanking pipe and is used for adjusting the blanking speed of the blanking pipe;
the adjustable speed stirring assembly is installed on the neutralization cavity and connected between the blanking speed control assembly and the stirring paddle, and the driving force of the blanking speed control assembly is transmitted to the stirring paddle for adjusting the rotating speed of the stirring paddle.
2. The filter structure for laboratory wastewater treatment according to claim 1, wherein said blanking speed control assembly comprises:
the air cavity is arranged on the neutralizing cavity and communicated with the heat dissipation holes formed in the neutralizing cavity;
the air pressure pipe is communicated with the air cavity, a piston is arranged in the air pressure pipe, a moving rod is arranged on the piston, and the heat generated in the neutralization cavity heats the air in the air cavity to push the piston and the moving rod to move in the air pressure pipe;
and the driving extrusion assembly is arranged on the movable rod and connected with the blanking pipe, and the movable rod transmits a driving force to the driving extrusion assembly to extrude the blanking pipe for adjusting the blanking speed of the blanking pipe.
3. The laboratory wastewater treatment filter construction as set forth in claim 2, wherein said adjustable speed agitator assembly comprises:
a driving device installed on the neutralization chamber;
the mounting frame is positioned in the neutralization cavity, one end of the mounting frame is connected with an output shaft of the driving device, the other end of the mounting frame is connected with the stirring paddle, and the mounting frame drives the stirring paddle to revolve when rotating;
the first rotation gear and the second rotation gear are respectively and fixedly connected with the stirring paddle;
the speed regulation assembly is connected with the movable rod, the movable rod transmits the driving force to the speed regulation assembly when moving, and the speed regulation assembly is driven to be meshed with the first rotation gear or the second rotation gear and used for regulating the rotation speed of the stirring paddle.
4. The filter structure for laboratory wastewater treatment according to claim 3, wherein said governor assembly comprises:
the first speed regulating gear and the second speed regulating gear are fixedly connected and movably mounted on an output shaft of the driving device;
the pulling plate is connected with the second speed regulating gear;
and one end of the connecting plate is connected with the pulling plate, the other end of the connecting plate is connected with the pushing plate arranged on the moving rod, the connecting plate transmits the driving force of the moving rod to the pulling plate to drive the first speed regulating gear and the second speed regulating gear to integrally move, and the first speed regulating gear is controlled to be meshed with the first rotation gear or the second speed regulating gear is controlled to be meshed with the second rotation gear to adjust the rotation speed of the stirring paddle.
5. The filter structure for laboratory wastewater treatment according to claim 1, further comprising an automatic switch mechanism installed on the discharging channel and connected to the material chamber, wherein the automatic switch mechanism controls an open/close state of the discharging channel under a gravity change of the material chamber.
6. The filter structure for laboratory wastewater treatment according to claim 5, wherein said automatic opening and closing mechanism comprises:
the electromagnetic valve is arranged on the blanking channel, the blanking channel is controlled to be in an open state when the electromagnetic valve is electrified, and the blanking channel is controlled to be in a closed state when the electromagnetic valve is powered off;
and the gravity type electrifying assembly is arranged on the material cavity and is electrically connected with the electromagnetic valve, and the material cavity is lifted under the gravity change and is used for switching the on-off state.
7. The laboratory wastewater treatment filter construction of claim 6, wherein said gravity energized assembly comprises:
the fixing frame is fixedly arranged on the upper side of the neutralization cavity, and the material cavity is movably connected with the fixing frame through an elastic piece;
the moving contact is arranged on the material cavity;
the static contact is fixedly arranged on the upper side of the material cavity, the material cavity is lifted under the change of gravity, and the driving moving contact is in contact with or separated from the static contact and used for controlling the electromagnetic valve to be electrified or powered off.
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| CN202210106463.0A CN114477543A (en) | 2022-01-28 | 2022-01-28 | Filter structure for treating laboratory wastewater |
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| CN107926181A (en) * | 2017-12-22 | 2018-04-20 | 绍兴冠硕机械科技有限公司 | A kind of seeder |
| CN112320904A (en) * | 2020-10-28 | 2021-02-05 | 官春玲 | Industrial wastewater pretreatment device based on gravity change |
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| CN213865713U (en) * | 2020-11-19 | 2021-08-03 | 广水和成新材料有限公司 | Inorganic laboratory is with effluent treatment plant |
| CN113680227A (en) * | 2021-08-13 | 2021-11-23 | 江西远宏实业有限公司 | Papermaking auxiliary agent uniform dilution device for papermaking |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107926181A (en) * | 2017-12-22 | 2018-04-20 | 绍兴冠硕机械科技有限公司 | A kind of seeder |
| CN112320904A (en) * | 2020-10-28 | 2021-02-05 | 官春玲 | Industrial wastewater pretreatment device based on gravity change |
| CN213865713U (en) * | 2020-11-19 | 2021-08-03 | 广水和成新材料有限公司 | Inorganic laboratory is with effluent treatment plant |
| CN113072976A (en) * | 2021-04-01 | 2021-07-06 | 李洪芳 | Biomass gasification method |
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