CN114177829B - Automatic quantitative adding device for water reducer and control method - Google Patents
Automatic quantitative adding device for water reducer and control method Download PDFInfo
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- CN114177829B CN114177829B CN202111457356.4A CN202111457356A CN114177829B CN 114177829 B CN114177829 B CN 114177829B CN 202111457356 A CN202111457356 A CN 202111457356A CN 114177829 B CN114177829 B CN 114177829B
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- 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
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- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
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Abstract
The invention discloses an automatic quantitative adding device and a control method for a water reducer, wherein the automatic quantitative adding device comprises a batching tank, a water reducer quantitative tank, a liquid level meter and a discharge valve, wherein the water reducer quantitative tank is arranged above the batching tank and is communicated with the batching tank.
Description
Technical Field
The invention relates to the technical field of gypsum board production, in particular to an automatic quantitative water reducer adding device and a control method.
Background
In the production process of gypsum boards, various auxiliary materials are required to be added and mixed to form slurry, wherein the slurry contains liquid auxiliary materials with different characteristics, the water reducing agent is one of the auxiliary materials for reducing the mixing water consumption, most of the auxiliary materials belong to anionic surfactants, and crystallization phenomenon is easy to occur at the temperature lower than 25 ℃, so that the addition process of the water reducing agent needs to be particularly concerned.
When the existing gypsum board is added with the water reducer, the water reducer is quantitatively conveyed to the mixer through a quantitative conveying pump generally, but because the whole conveying pipeline is long, the adding amount of the water reducer is not high, the liquid flow rate is low, the water reducer is easy to precipitate in the conveying pipeline to be clean, and the conveying pipeline is blocked due to the fact that the adding amount of the water reducer is prolonged along with time, a series of instabilities can be brought to the slurry of the mixing machine, the performance index of the slurry cannot meet the process requirement, the production quality of the gypsum board is influenced, and meanwhile, the production energy consumption of the gypsum board is increased.
Disclosure of Invention
The invention aims to provide an automatic quantitative adding device and a control method for a water reducer, which solve the problems that the production quality of gypsum boards is affected and the production energy consumption is improved due to the serious shortage of the adding amount of the water reducer caused by the blockage of a conveying pipeline due to crystallization of the water reducer when the water reducer passes through the conveying pipeline in the existing gypsum board production process.
In order to solve the technical problems, the invention specifically provides the following technical scheme:
the automatic quantitative water reducer adding device comprises a batching tank, a water reducer quantifying tank, a liquid level meter and a discharge valve, wherein the water reducer quantifying tank is arranged above the batching tank and is communicated with the batching tank, the liquid level meter and the discharge valve are both arranged on the water reducer quantifying tank, the batching tank is used for adding auxiliary materials to prepare a solution, the water reducer quantifying tank is used for storing water reducer into the water reducer quantifying tank through extraction, the liquid level meter is used for monitoring the liquid level height in the water reducer quantifying tank, and the discharge valve is used for opening all water reducer in the water reducer quantifying tank to the batching tank through release when the liquid level height in the water reducer quantifying tank reaches a preset value;
the quantitative tank of the water reducing agent comprises a tank body, a solid treatment mechanism and a centralizing mechanism, wherein the tank body is arranged on the batching tank and communicated with the batching tank, the solid treatment mechanism and the centralizing mechanism are sequentially downwards arranged inside the tank body along the vertical direction, the solid treatment mechanism is used for treating crystals in the water reducing agent, and the centralizing mechanism is used for converging the crystals treated by the solid treatment mechanism to the communication position of the tank body and the batching tank.
As a preferable mode of the invention, the solid processing mechanism comprises a connecting bracket, a lifting device and a net type pressing device, wherein the connecting bracket is arranged on the inner wall of the tank body, the lifting device is arranged on the connecting bracket, and the net type pressing device is arranged at the end part of the lifting device along the lifting direction;
the net type pressing device is used for collecting and pressing water reducer crystals under the drive of the lifting device.
As a preferable scheme of the invention, the net type pressing device comprises a connecting column arranged at the end part of the lifting device, an annular connecting plate contacted with the inner wall of the tank body is arranged at the periphery of the connecting column through a connecting rod, a pressing net is arranged at the inner side of the annular connecting plate, and the pressing net is contacted with the inner bottom of the tank body under the driving of the lifting device and gathers crystals for pressing.
As a preferable scheme of the invention, the downward-pressing net comprises a plurality of connecting sleeves and an annular net, wherein the connecting sleeves are sequentially sleeved on the connecting column in a rotating manner along the axial direction of the connecting column through torsion springs and are in sealing connection with the surface of the connecting column, the annular net is provided with a plurality of meshes which are arranged between the corresponding circumference side of the connecting sleeve and the inner wall of the annular connecting plate, the meshes of two adjacent annular nets are staggered, and the annular net is in sliding connection with the inner wall of the annular connecting plate.
As a preferable scheme of the invention, the annular net comprises a net body, an annular sealing plate and an annular sliding plate, wherein the net body is annular and is arranged on the periphery side of the connecting sleeve, the annular sealing plate is arranged on one side, far away from the connecting sleeve, of the net body, the annular sliding plate is arranged on one side, far away from the net body, of the annular sealing plate, an annular groove in sliding connection with the sliding plate is arranged on the inner side of the annular connecting plate, and the annular sealing plate is in sliding sealing connection with the inner side wall of the annular connecting plate.
As a preferable mode of the invention, the annular connecting plate comprises an annular plate body and sharp protrusions, the annular plate body is arranged on the periphery side of the connecting column through connecting rods, and the sharp protrusions are arranged in a plurality and are arranged on one side, close to the tank body, of the annular plate body.
As a preferable scheme of the invention, the centralized mechanism comprises mounting grooves which are annularly arranged on the inner wall of the tank body around the central position in the tank body, air holes communicated with the pump body are formed in the inner wall of each mounting groove, the plurality of mounting grooves are arranged on the inner wall of the tank body at equal intervals, and the arrangement direction of each air hole is downward along the horizontal direction.
As a preferable scheme of the invention, a sealing plate for sealing the air hole is rotationally connected at the joint of the inner wall of the air hole and the inner wall of the tank body through a torsion spring, an arc section matched with the rotation track of the sealing plate is arranged on the side wall of the mounting groove opposite to the air hole, and the sealing plate is used for propping against the inner wall of the mounting groove to seal the air hole under the action of the torsion spring and is in sliding sealing connection with the inner wall of the mounting groove.
As a preferable scheme of the invention, the sealing plate comprises a seat body and an arc-shaped surface, wherein the seat body is rotationally connected with the inner wall of the mounting groove, the arc-shaped surface is arranged on one side of the seat body, the seat body is used for sealing the air hole and the mounting groove and filling the mounting inner space, and the arc-shaped surface is in sliding sealing fit with the arc-shaped section.
In order to solve the technical problems, the invention further provides the following technical scheme:
a control method of an automatic quantitative adding device for a water reducer, which comprises the following steps,
s100, extracting the water reducer into a water reducer quantitative tank, and stopping extracting the water reducer when a liquid level meter detects that the liquid level in the water reducer quantitative tank reaches a preset value;
s200, starting a lifting device to drive a net type pressing device to move to the bottom of the water reducing agent quantitative tank, enabling a plurality of annular nets to rotate under the action of water flow to stir and crush crystals, and crushing the crystals at the bottom of the water reducing agent quantitative tank;
s300, collecting the treated crystals by a concentration mechanism, and releasing the water reducer into the batching tank through a discharge valve to prepare a solution.
Compared with the prior art, the invention has the following beneficial effects:
according to the invention, the liquid level of the water reducer in the tank body is monitored through the liquid level meter, when the liquid level of the water reducer reaches a preset value, the water reducer is released into the batching tank by the discharge valve to prepare a solution, quantitative conveying of the water reducer is realized, the problems that the production quality and the production energy consumption of a gypsum board are affected due to insufficient adding amount of the water reducer caused by crystallization generated when the water reducer is conveyed by a conveying pipeline are avoided, and the problem that the normal adding of the water reducer is affected due to channel blockage between the tank body and the batching tank due to insufficient amount of the water reducer actually added in the batching tank due to more crystallization and residues of the crystallization is avoided by processing the crystallization of the water reducer in the tank body by the solid processing mechanism.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It will be apparent to those of ordinary skill in the art that the drawings in the following description are exemplary only and that other implementations can be obtained from the extensions of the drawings provided without inventive effort.
Fig. 1 is a schematic structural diagram of an automatic quantitative water reducer adding device according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a net-type pressing device according to an embodiment of the present invention;
FIG. 3 is a schematic view of a portion of a structure of a hold-down net according to an embodiment of the present invention;
fig. 4 is a schematic side view of a centralizing mechanism according to an embodiment of the present invention.
Reference numerals in the drawings are respectively as follows:
1-a batching tank; 2-a water reducing agent quantifying tank; 3-a liquid level gauge; 4-a discharge valve;
201-a tank body; 202-a solids handling mechanism; 203-a centralizing mechanism; 204-connecting a bracket; 205-lifting device; 206-net type pressing device; 207-connecting columns; 208-an annular connecting plate; 209-pressing down the net; 210-connecting sleeve; 211-endless wire; 212-net body; 213-annular sealing plate; 214-an annular slide plate; 215-annular groove; 216-an annular plate body; 217-sharp protrusions; 218-mounting slots; 219-pore; 220-sealing plate; 221-an arc segment; 222-a base; 223-arced face.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1:
as shown in fig. 1 to 4, the invention provides an automatic quantitative water reducer adding device, which comprises a dosing tank 1, a water reducer quantitative tank 2, a liquid level meter 3 and a discharge valve 4, wherein the water reducer quantitative tank 2 is arranged above the dosing tank 1 and is communicated with the dosing tank 1, the liquid level meter 3 and the discharge valve 4 are both arranged on the water reducer quantitative tank 2, the dosing tank 1 is used for adding auxiliary materials to prepare a solution, the water reducer quantitative tank 2 is used for storing water reducer into the interior by extracting the water reducer, the liquid level meter 3 is used for monitoring the liquid level height in the water reducer quantitative tank 2, and the discharge valve 4 is used for opening the water reducer 1 by releasing all the water reducer in the water reducer quantitative tank 2 when the liquid level height in the water reducer quantitative tank 2 reaches a preset value;
the water reducer ration jar 2 includes jar body 201, solid processing mechanism 202 and collection mechanism 203, and jar body 201 sets up on batching jar 1 and communicates with batching jar 1, and solid processing mechanism 202 and collection mechanism 203 all set up in the inside of jar body 201 downwards in proper order along vertical direction, and solid processing mechanism 202 is used for handling the crystallization thing in the water reducer, and collection mechanism 203 is used for gathering the crystallization thing after the solid processing mechanism 202 handles to jar body 201 and batching jar 1's intercommunication department.
When the water reducer is used, the water reducer is added into the water reducer quantifying tank 2, the liquid level of the water reducer in the water reducer quantifying tank 2 is monitored by the liquid level meter 3, and when the liquid level of the water reducer reaches a preset value, the water reducer is released into the batching tank 1 by the discharge valve 4 to manufacture subsequent solutions, so that the quantitative addition of the water reducer is realized, and the problems that the production quality and the production energy consumption of gypsum boards are affected due to the fact that the conveying pipeline is blocked due to the fact that crystals appear in the water reducer during conveying through the conveying pipeline are avoided.
Secondly, the crystallization substances appearing in the water reducer quantitative tank 2 are treated and crushed through the solid treatment mechanism 202, and the crystallization substances are collected to the communication position between the tank 201 and the batching tank 1 through the concentration mechanism 203 after being crushed, so that the problem that the production quality of gypsum boards is affected due to the fact that part of crystallization substances remain in the tank 201 when the water reducer is released to the batching tank 1 due to the crystallization substances appear in the tank 201 is avoided, and the problem that the normal addition of the water reducer is affected due to the fact that the communication position between the tank 201 and the batching tank 1 is blocked by crystallization substances is avoided, the production quality of gypsum boards is further improved, and the normal production of the gypsum boards is guaranteed.
The solid processing mechanism 202 comprises a connecting bracket 204, a lifting device 205 and a net-type pressing device 206, wherein the connecting bracket 204 is arranged on the inner wall of the tank 201, the lifting device 205 is arranged on the connecting bracket 204, and the net-type pressing device 206 is arranged at the end part of the lifting device 205 along the lifting direction;
the net-type pressing device 206 is used for gathering and pressing the water reducing agent crystals under the driving of the lifting device 205.
When the solid processing mechanism 202 is in use, the lifting device 205 drives the net-type pressing device 06 to move up and down along the vertical direction, and the connecting bracket 204 provides an installation position for the lifting device 205.
In the up-and-down movement process of the net type pressing device 206, crystals are broken under the action of pressure when the net type pressing device 206 is contacted with the inner bottom of the tank 201, meanwhile, the water reducer passes through meshes on the net type pressing device 206 to the other side of the net type pressing device 206, interference to the movement of the net type pressing device 206 is avoided, the crystals are broken, the phenomenon that the crystals greatly block the communication part between the tank 201 and the batching tank 1 to influence the normal addition of the water reducer is avoided, the production quality of gypsum boards is improved, and the normal production of the gypsum boards is ensured.
The net type pressing device 206 comprises a connecting column 207 arranged at the end part of the lifting device 205, an annular connecting plate 208 contacted with the inner wall of the tank 201 is arranged on the periphery of the connecting column 207 through a connecting rod, a pressing net 209 is arranged on the inner side of the annular connecting plate 208, and the pressing net 209 is contacted with the inner bottom of the tank 201 under the driving of the lifting device 205 and gathers crystals for pressing.
When the net type pressing device 206 is used, the lifting device 206 drives the connecting column 207 to synchronously move along the vertical direction, the connecting column 207 drives the pressing net 209 to synchronously move, and the crushing treatment of crystals is completed when the pressing net 209 is propped against the inner bottom of the tank 201, so that the problem that the communication between the tank 201 and the batching tank 1 is greatly blocked by crystal particles to influence the normal addition of the water reducer is avoided.
The annular connecting plate 208 is contacted and slid with the inner wall of the tank body 201 and is connected with the connecting column 207 through the connecting rod, so that the stability of the pressing net 209 in the use process is ensured.
The crystallization is pressed down and crushed through the pressing net 209, so that all crystallization of the water reducing agent can be covered in the movement process of the pressing net 209 and positioned between the pressing net 209 and the inner bottom of the tank 201, the crushing treatment effect of the pressing net 209 on the crystallization is ensured, and the water reducing agent can normally pass through the mesh holes on the pressing net 209, so that the interference of the water reducing agent on the normal movement of the pressing net 209 is avoided.
The pushing-down net 209 comprises a plurality of connecting sleeves 210 and annular nets 211, the connecting sleeves 210 are provided with a plurality of connecting sleeves 210, the connecting sleeves 210 are sequentially and rotatably sleeved on the connecting posts 207 along the axial direction of the connecting posts 207 through torsion springs and are in surface sealing connection with the connecting posts 207, the annular nets 211 are provided with a plurality of connecting sleeves 210 and are arranged between the periphery of the corresponding connecting sleeves 210 and the inner wall of the annular connecting plate 208, meshes on two adjacent annular nets 211 are staggered, and the annular nets 211 are in sliding connection with the inner wall of the annular connecting plate 208.
When the lower pressing net 209 moves downwards, the water flow of the water reducing agent becomes turbulent in the movement process of the lower pressing net 209, so that the plurality of annular nets 211 rotate along the circumference of the connecting column 207 under the action of the water flow in the water reducing agent, the torsion spring is compressed, partial crystals are ground by the moving annular net 211 when entering between the two adjacent annular nets 211, the annular net 211 closest to the bottom of the tank 201 presses down and breaks the crystals, and the problem that the crystals pass through the meshes of the annular net 211 and are not broken to cause the blocking of the communication part between the tank 201 and the batching tank 1 is avoided.
And the meshes between two adjacent annular nets 211 are staggered so as to prevent crystals from being blocked, so that the crystals can be prevented from directly passing through the rest annular nets 211 after passing through one annular net 211, and the crystals are ensured to be effectively treated.
The annular net 211 comprises a net body 212, an annular sealing plate 213 and an annular sliding plate 214, wherein the net body 212 is annular and is arranged on the periphery side of the connecting sleeve 210, the annular sealing plate 213 is arranged on one side, far away from the connecting sleeve 210, of the net body 212, the annular sliding plate 214 is arranged on one side, far away from the net body 212, of the annular sealing plate 213, an annular groove 215 in sliding connection with the sliding plate 214 is arranged on the inner side of the annular connecting plate 208, and the annular sealing plate 213 is in sliding sealing connection with the inner side wall of the annular connecting plate 208.
The annular sliding plate 214 is slidably connected with the annular groove 215, so that the annular net 211 rotates along the circumferential direction of the connecting column 207 when being impacted by water flow.
Secondly, through the annular sealing plate 213 and the inner side wall of the annular connecting plate 208 which are arranged in a sliding and sealing way to seal the annular groove 215, the phenomenon that the crystallization substances enter the annular groove 215 to influence the normal movement of the annular sliding plate 214 along the annular groove 215 is avoided, and the normal movement of the annular net 211 is ensured.
The annular connection plate 208 includes an annular plate body 216 and sharp protrusions 217, the annular plate body 216 being provided on the circumferential side of the connection post 207 through a connection rod, the sharp protrusions 217 being provided in plurality and provided on one side of the annular plate body 216 near the can 201.
Because the bottom of the annular connecting plate 208 is an annular plane and is propped against the inner bottom of the tank 201 under the drive of the lifting device 205, when part of crystals are in contact with the bottom of the annular connecting plate 208 and are broken and then are adhered to the bottom of the annular plate 216, part of crystals are separated from the annular connecting plate 208, so that the water reducer actually added into the batching tank 1 is insufficient due to the fact that the water reducer is separated from the annular connecting plate 208, and the production quality of gypsum boards is affected.
Through the broken to the crystal of jar body 201 inner bottom of a plurality of sharp protruding 217 direct that set up, reduced the area of contact between crystal and sharp protruding 217, avoided the broken back adhesion of crystal to break away from the water-reducing agent on sharp protruding 217 and caused the problem that the water-reducing agent additive amount is not enough in the batching jar 1, guaranteed the production quality of gypsum board.
The centralizing mechanism 203 comprises mounting grooves 218 which are annularly arranged on the inner wall of the tank 201 around the central position in the tank 201, air holes 219 communicated with the pump body are formed in the inner wall of each mounting groove 218, the plurality of mounting grooves 218 are arranged on the inner wall of the tank 201 at equal intervals, and the arrangement direction of each air hole 219 is downward along the horizontal direction.
When the centralizing mechanism 203 is used, air flows are sprayed along the inclined downward direction through a plurality of air holes 219 which are annularly arranged, so that the water reducing agent moves in the tank 201 to form a vortex to attract crystals to gather in the middle of the tank 201 so as to pass through the communication part between the tank 201 and the batching tank 1, and the problem that the quality of gypsum board production is affected due to insufficient adding amount of the water reducing agent in the batching tank 1 caused by the fact that the crystals remain in the tank 201 is avoided.
The mounting slots 218 are provided to provide a spatial location for the placement orientation of the air holes 219.
The connection part of the inner wall of the mounting groove 218 provided with the air hole 219 and the inner wall of the tank 201 is rotationally connected with a sealing plate 220 used for sealing the air hole 219 through a torsion spring, the side wall of the mounting groove 218 opposite to the air hole 219 is provided with an arc section 221 matched with the rotation track of the sealing plate 220, and the sealing plate 220 is used for propping against the inner wall of the mounting groove 218 to seal the air hole 219 under the action of the torsion spring and is in sliding sealing connection with the inner wall of the mounting groove 218.
The sealing plate 220 is used for sealing the air hole 219, so that the water reducing agent and the crystallization substances are prevented from entering the air hole 219 when the air hole 219 is not used, and the air hole 219 is prevented from being blocked.
When the air hole 219 sprays air flow, the air flow drives the sealing plate 220 to rotate, and the sealing plate 220 is in sliding sealing connection with the inside of the mounting groove 218, so that the sealing plate 220 slides along the inner wall of the mounting groove 218 and moves in a joint with the arc section 221 under the action of the air flow, when one end of the sealing plate 220 rotates to the outside of the mounting groove 218, the air flow is sprayed to the inside of the tank 201 through the mounting groove 218 to drive the water reducing agent to form vortex so as to collect crystals, and the problem that the air hole 219 is blocked by the crystals is avoided.
The arc segment 221 is used to fit the rotation track of the end of the sealing plate 220, so as to ensure the sealing effect of the sealing plate 220 on the mounting groove 218.
The sealing plate 220 comprises a seat 222 rotatably connected with the inner wall of the mounting groove 218 and an arc-shaped surface 223 arranged on one side of the arc-shaped section 221, wherein the seat 222 is used for sealing the air hole 219 and the mounting groove 218 and filling the inner space of the mounting groove 218, and the arc-shaped surface 224 is in sliding sealing fit with the arc-shaped section 221.
The sealing plate 220 is partially filled in the mounting groove 218 through the seat 222, so that the problem that the communication between the tank 201 and the batching tank 1 is blocked because part of crystals are not crushed in the mounting groove 218 in the downward movement process of the pressing net 209 is avoided, and the normal addition of the water reducing agent in the batching tank 1 is ensured.
Arcuate surface 224 engages arcuate segment 221 to provide a seal against the interior of mounting groove 218.
Example 2:
the invention also provides a control method of the automatic quantitative adding device of the water reducer, which comprises the following steps,
s100, extracting the water reducer into a water reducer quantitative tank, and stopping extracting the water reducer when a liquid level meter detects that the liquid level in the water reducer quantitative tank reaches a preset value;
s200, starting a lifting device to drive a net type pressing device to move to the bottom of the water reducing agent quantitative tank, enabling a plurality of annular nets to rotate under the action of water flow to stir and crush crystals, and crushing the crystals at the bottom of the water reducing agent quantitative tank;
s300, collecting the treated crystals by a concentration mechanism, and releasing the water reducer into the batching tank through a discharge valve to prepare a solution.
The above embodiments are only exemplary embodiments of the present application and are not intended to limit the present application, the scope of which is defined by the claims. Various modifications and equivalent arrangements may be made to the present application by those skilled in the art, which modifications and equivalents are also considered to be within the scope of the present application.
Claims (10)
1. An automatic quantitative adding device of water-reducing agent, its characterized in that: the water reducer quantitative water reducer comprises a batching tank (1), a water reducer quantitative tank (2), a liquid level meter (3) and a discharge valve (4), wherein the water reducer quantitative tank (2) is arranged above the batching tank (1) and is communicated with the batching tank (1), the liquid level meter (3) and the discharge valve (4) are both arranged on the water reducer quantitative tank (2), the batching tank (1) is used for adding auxiliary material to prepare a solution, the water reducer quantitative tank (2) is used for internally storing the water reducer by extracting the water reducer, the liquid level meter (3) is used for monitoring the internal liquid level of the water reducer quantitative tank (2), and the discharge valve (4) is used for opening all the water reducer in the water reducer quantitative tank (2) to the batching tank (1) by releasing the water reducer when the liquid level in the water reducer quantitative tank (2) reaches a preset value;
the water reducing agent ration jar (2) is including jar body (201), solid handling mechanism (202) and concentrated mechanism (203), just jar body (201) set up on batching jar (1) and with batching jar (1) intercommunication, solid handling mechanism (202) with concentrated mechanism (203) all set up down in proper order along vertical direction jar body (201) is inside, just solid handling mechanism (202) are used for handling the crystallization thing in the water reducing agent, concentrated mechanism (203) are used for with crystallization thing after solid handling mechanism (202) handle is collected to jar body (201) with the intercommunication department of batching jar (1).
2. The automatic quantitative water reducing agent adding device according to claim 1, wherein: the solid treatment mechanism (202) comprises a connecting bracket (204), a lifting device (205) and a net-type pressing device (206), wherein the connecting bracket (204) is arranged on the inner wall of the tank body (201), the lifting device (205) is arranged on the connecting bracket (204), and the net-type pressing device (206) is arranged at the end part of the lifting device (205) along the lifting direction;
the net type pressing device (206) is used for converging water reducing agent crystals and pressing under the drive of the lifting device (205).
3. The automatic quantitative water reducing agent adding device according to claim 2, wherein: the net type pressing device (206) comprises a connecting column (207) arranged at the end part of the lifting device (205), an annular connecting plate (208) contacted with the inner wall of the tank body (201) is arranged on the periphery of the connecting column (207) through a connecting rod, a pressing net (209) is arranged on the inner side of the annular connecting plate (208), and the pressing net (209) is driven by the lifting device (205) to contact with the inner bottom of the tank body (201) and collect crystals to press.
4. An automatic quantitative water reducing agent adding device according to claim 3, wherein: the pushing net (209) comprises a connecting sleeve (210) and an annular net (211), wherein the connecting sleeve (210) is provided with a plurality of connecting sleeves (210), the connecting sleeves (210) are sequentially rotated and sleeved on the connecting posts (207) along the axial direction of the connecting posts (207) through torsion springs and are in surface sealing connection with the connecting posts (207), the annular net (211) is provided with a plurality of connecting sleeves (210) and is arranged between the inner walls of the annular connecting plates (208), meshes on two adjacent annular nets (211) are staggered mutually, and the annular net (211) is in sliding connection with the inner walls of the annular connecting plates (208).
5. The automatic quantitative water reducing agent adding device according to claim 4, wherein: the annular net (211) comprises a net body (212), an annular sealing plate (213) and an annular sliding plate (214), wherein the net body (212) is annular and arranged on the periphery of the connecting sleeve (210), the annular sealing plate (213) is arranged on one side, away from the connecting sleeve (210), of the net body (212), the annular sliding plate (214) is arranged on one side, away from the net body (212), of the annular sealing plate (213), an annular groove (215) in sliding connection with the annular sliding plate (214) is formed in the inner side of the annular connecting plate (208), and the annular sealing plate (213) is in sliding sealing connection with the inner side wall of the annular connecting plate (208).
6. The automatic quantitative water reducing agent adding device according to claim 5, wherein: the annular connecting plate (208) comprises an annular plate body (216) and sharp protrusions (217), the annular plate body (216) is arranged on the periphery of the connecting column (207) through a connecting rod, and the sharp protrusions (217) are arranged on a plurality of sides, close to the tank body (201), of the annular plate body (216).
7. The automatic quantitative water reducing agent adding device according to claim 6, wherein: the centralized mechanism (203) comprises mounting grooves (218) which are annularly arranged on the inner wall of the tank body (201) around the central position in the tank body (201), air holes (219) communicated with the pump body are formed in the inner wall of each mounting groove (218), the mounting grooves (218) are arranged on the inner wall of the tank body (201) at equal intervals, and the arrangement direction of each air hole (219) is downward along the horizontal direction.
8. The automatic quantitative water reducing agent adding device according to claim 7, wherein: the sealing device is characterized in that a sealing plate (220) used for sealing the air hole (219) is rotatably connected to the joint of the inner wall of the air hole (219) and the inner wall of the tank body (201) through a torsion spring, an arc-shaped section (221) matched with the rotating track of the sealing plate (220) is arranged on the side wall, opposite to the air hole (219), of the mounting groove (218), and the sealing plate (220) is used for propping against the inner wall of the mounting groove (218) to seal the air hole (219) under the action of the torsion spring and is in sliding sealing connection with the inner wall of the mounting groove (218).
9. The automatic quantitative water reducing agent adding device according to claim 8, wherein: the sealing plate (220) comprises a base body (222) rotatably connected with the inner wall of the mounting groove (218) and an arc-shaped surface (223) arranged on one side of the arc-shaped section (221), the base body (222) is used for sealing the air hole (219) and the mounting groove (218) and filling the inner space of the mounting groove (218), and the arc-shaped surface (223) is in sliding sealing fit with the arc-shaped section (221).
10. A control method applied to the automatic quantitative water reducing agent adding device as claimed in any one of claims 1 to 9, characterized in that: comprising the steps of (a) a step of,
s100, extracting the water reducer into a water reducer quantitative tank, and stopping extracting the water reducer when a liquid level meter detects that the liquid level in the water reducer quantitative tank reaches a preset value;
s200, starting a lifting device to drive a net type pressing device to move to the bottom of the water reducing agent quantitative tank, enabling a plurality of annular nets to rotate under the action of water flow to stir and crush crystals, and crushing the crystals at the bottom of the water reducing agent quantitative tank;
s300, collecting the treated crystals by a concentration mechanism, and releasing the water reducer into the batching tank through a discharge valve to prepare a solution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111457356.4A CN114177829B (en) | 2021-12-02 | 2021-12-02 | Automatic quantitative adding device for water reducer and control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111457356.4A CN114177829B (en) | 2021-12-02 | 2021-12-02 | Automatic quantitative adding device for water reducer and control method |
Publications (2)
| Publication Number | Publication Date |
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| CN114177829A CN114177829A (en) | 2022-03-15 |
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| WO2005044436A1 (en) * | 2003-11-07 | 2005-05-19 | Dan Cosgrove Ltd. | Improved mixing methods and associated mixing units |
| CN110787742A (en) * | 2019-11-20 | 2020-02-14 | 徐州巨龙新材料科技有限公司 | Retort is used in water-reducing agent production with automatic pressure release function |
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| CN204147583U (en) * | 2014-10-13 | 2015-02-11 | 宁波大学 | A kind of double medium filtration crystallization kettle |
| CN104772059B (en) * | 2015-04-23 | 2018-06-19 | 青岛润扬环境科技有限公司 | A kind of shunt regulating lime milk dosing system |
| CN205412760U (en) * | 2016-02-28 | 2016-08-03 | 罗远烽 | Agitating unit for bio -pharmaceuticals |
| CN205438903U (en) * | 2016-03-17 | 2016-08-10 | 山东净金新能源有限公司 | Accurate automatic device that adds of water -reducing agent quantity |
| CN206027692U (en) * | 2016-08-24 | 2017-03-22 | 天津普罗米化工有限公司 | Automatic cleaner reation kettle of batching |
| JP7062421B2 (en) * | 2017-12-07 | 2022-05-06 | Ｐａｃｒａｆｔ株式会社 | Mixture filling device and mixture filling method |
| CN207872165U (en) * | 2018-01-11 | 2018-09-18 | 珠海市砼宝建材有限公司 | A kind of production system of cement water reducing agent |
| CN207841750U (en) * | 2018-02-09 | 2018-09-11 | 贵州鑫海新型建材有限公司 | A kind of automatic concrete admixture adding set |
| CN208660951U (en) * | 2018-05-24 | 2019-03-29 | 江苏安迪化学药业有限公司 | A kind of grignard reagent material storing slot |
| CN209254637U (en) * | 2018-11-23 | 2019-08-16 | 河南克功建材有限公司 | Polycarboxylate water-reducer clean manufacturing pre-mixing apparatus |
| CN214681109U (en) * | 2020-12-18 | 2021-11-12 | 六盘水恒帆建筑材料有限公司 | Polycarboxylate water reducing agent volume of mixing ratio measuring device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2005044436A1 (en) * | 2003-11-07 | 2005-05-19 | Dan Cosgrove Ltd. | Improved mixing methods and associated mixing units |
| CN110787742A (en) * | 2019-11-20 | 2020-02-14 | 徐州巨龙新材料科技有限公司 | Retort is used in water-reducing agent production with automatic pressure release function |
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