CN112358216B - Preparation method of cement water reducing agent - Google Patents
Preparation method of cement water reducing agent Download PDFInfo
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- CN112358216B CN112358216B CN202011250218.4A CN202011250218A CN112358216B CN 112358216 B CN112358216 B CN 112358216B CN 202011250218 A CN202011250218 A CN 202011250218A CN 112358216 B CN112358216 B CN 112358216B
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
- C04B24/16—Sulfur-containing compounds
- C04B24/18—Lignin sulfonic acid or derivatives thereof, e.g. sulfite lye
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
- C04B2103/30—Water reducers, plasticisers, air-entrainers, flow improvers
- C04B2103/302—Water reducers
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- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical And Physical Treatments For Wood And The Like (AREA)
- Preparation Of Fruits And Vegetables (AREA)
Abstract
The invention relates to a preparation method of a cement water reducing agent, which uses a cement water reducing agent preparation device, wherein the cement water reducing agent preparation device comprises a base and a preparation device, and the preparation device is arranged on the upper surface of the base. The invention can solve the following problems in the existing preparation of the lignosulfonate water reducing agent: when cooking timber to preparation lignosulfonate water-reducing agent, only simply place timber in the cooking cylinder body and heat the cooking, make sulfite solution only with ligneous surface contact, and hardly permeate ligneous inside, need cook to timber for a long time, until timber is cooked loose the back completely, sulfite solution can be totally with the inside and outside abundant contact that carries out of timber, make lignin fully extracted, but just so can cause the extraction time overlength of lignin, lead to the production efficiency of lignin to hang down, and still be unfavorable for the saving of resource.
Description
Technical Field
The invention relates to the technical field of cement water reducing agents, in particular to a preparation method of a cement water reducing agent.
Background
The water reducing agent is a concrete admixture capable of reducing the mixing water consumption under the condition of maintaining the slump constant of concrete. Most of them are anionic surfactants, such as lignosulfonate and naphthalene sulfonate formaldehyde polymer. After the concrete mixture is added, the dispersion effect on cement particles is achieved, the workability of the concrete mixture can be improved, the unit water consumption is reduced, and the fluidity of the concrete mixture is improved; or the unit cement consumption is reduced, and the cement is saved. The invention mainly aims at the manufacture of a lignosulfonate water reducing agent, the lignosulfonate water reducing agent is lignin which is generally extracted from coniferous trees, the lignin is polymerized by three lignin monomers of linalool, coniferyl alcohol and sinapyl alcohol, and the lignin comprises the following components: calcium lignosulfonate, sodium lignosulfonate and magnesium lignosulfonate, and lignosulfonate water reducing agents are common water reducing agents.
At present, the following problems exist in the preparation of the lignosulfonate water reducing agent: when cooking timber to preparation lignosulfonate water-reducing agent, only simply place timber in the cooking cylinder body and heat the cooking, make sulfite solution only with ligneous surface contact, and hardly permeate ligneous inside, need cook to timber for a long time, until timber is cooked loose the back completely, sulfite solution can be totally with the inside and outside abundant contact that carries out of timber, make lignin fully extracted, but just so can cause the extraction time overlength of lignin, lead to the production efficiency of lignin to hang down, and still be unfavorable for the saving of resource.
Disclosure of Invention
The invention aims to provide a preparation method of a cement water reducing agent, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a cement water reducing agent preparation method uses cement water reducing agent preparation equipment, the cement water reducing agent preparation equipment comprises a base and a preparation device, and the concrete method is as follows when the cement water reducing agent preparation equipment is used for preparing a lignosulfonate water reducing agent:
step one, preparation operation: debugging cement water reducing agent preparation equipment, and preparing raw materials for preparing the lignosulfonate water reducing agent, wherein the raw materials comprise wood and a sulfite solution;
step two, wood cooking: pouring a sulfite solution into a proper amount of preparation cylinders in a preparation device, fixing wood in the preparation cylinders through a clamping unit and immersing the wood in the sulfite solution, heating the preparation cylinders to start cooking the wood in the sulfite solution, and driving the clamping unit to continuously rotate forwards and backwards through a driving unit after the wood is cooked to be soft, so that the wood is twisted, and the driving unit can continuously drive a vibrating unit to vibrate and knock the wood, so that the wood can be vibrated and knocked to be looser, the sulfite solution is more easily contacted with the surface of the wood, and lignin in the wood is quickly cooked;
step three, lignin collection: fermenting, desugarizing and concentrating the lignin which is cooked out in the step two and exists in the sulfite solution, and drying to obtain the water reducing agent;
the upper surface of the base is provided with a preparation device; wherein:
the preparation device comprises preparation vertical plates, preparation slide ways, preparation slide blocks, preparation air cylinders, preparation cover plates, preparation cylinder bodies, clamping units, driving units and vibration units, wherein the preparation vertical plates are symmetrically arranged on two sides of the upper surface of a base, the preparation slide ways are symmetrically arranged on two sides of one side surface of each preparation vertical plate, the preparation slide blocks are slidably mounted in the preparation slide ways, the preparation cover plates are arranged between the preparation slide blocks, the preparation air cylinders are symmetrically arranged at two ends of the upper surface of the base, the lower surface of each preparation cover plate is connected with the output end of the preparation air cylinder, the preparation cylinder bodies are arranged in the middle of the upper surface of the base and are divided into an upper part and a lower part which are matched and connected with each other, the lower surface of each preparation cover plate and the inner bottom plate of the lower part of each preparation cylinder body are uniformly provided with a plurality of clamping units along the circumferential direction of the lower surface of each preparation cover plate, the driving units are arranged in the preparation cover plates and are connected with the driving units through gear engagement, the lower end of the upper part of the preparation cylinder body is provided with a vibration unit, and the driving unit is in meshed connection with the vibration unit through a gear;
the clamping unit comprises a clamping support, a clamping sliding plate, a clamping sliding block, a clamping side plate, a clamping connecting rod, a clamping supporting rod, a clamping bottom plate and a clamping rod, wherein the clamping support is arranged on the clamping support, the clamping sliding plate is slidably arranged in the middle of the clamping support through an adjusting bolt, the clamping sliding block is symmetrically slidably arranged at two ends of the clamping support through a supporting spring, the clamping side plate is slidably arranged on the clamping sliding block, the clamping connecting rod is connected between the clamping sliding plate and the bottom end of the clamping side plate through a hinge, the clamping supporting rod is symmetrically slidably arranged at the middle part of the clamping support through the supporting spring, the clamping bottom plate is arranged at the upper end of the clamping supporting rod, and the clamping rod is arranged on the clamping connecting rod through a hinge, and an extension spring is connected between the clamping connecting rod and the clamping rod, the clamping support is in sliding connection with one end of the clamping rod, and the lower end of the clamping supporting rod can be in contact with the upper end of the clamping rod.
As a further scheme of the invention: the driving unit comprises a driving motor, a driving turntable, a first gear, a driving support, a second gear ring, a third gear and a fourth gear, a driving cavity is arranged in the manufacturing cover plate, the driving motor is arranged in the middle of the upper inner wall of the driving cavity, the driving turntable is installed at the output end of the driving motor, a plurality of first racks, second racks and third racks are uniformly arranged on the driving turntable along the circumferential direction of the driving turntable, the first racks and the second racks are alternately arranged, the teeth of the first racks face outwards, the teeth of the second racks face inwards, the outer side of the second racks is provided with the third racks, the first gear is arranged on the clamping unit at the lower surface of the manufacturing cover plate, the first rack is arranged at the inner side of the first gear, the second rack is arranged at the outer side of the first gear, both the first rack and the second rack can be intermittently meshed with the first gear, the driving support is arranged in the driving cavity, the second gear ring is slidably installed on the driving support, the third rack is connected with the second gear ring through a third gear in a meshed mode, the vibration unit is provided with a fourth gear, and the second gear ring is connected with the fourth gear in a meshed mode.
As a further scheme of the invention: the vibrating unit comprises a vibrating support plate, jacks, a vibrating chute, a vibrating sliding plate, a vibrating shaft rod and a vibrating thumb wheel, the vibrating support plate is installed at the bottom of the upper portion of the cylinder body, the vibrating support plate is evenly provided with a plurality of jacks along the circumferential direction of the vibrating support plate, the vibrating chute is arranged on one side of the jacks, the vibrating sliding plate is installed in the vibrating chute in a sliding mode through a vibrating spring, the vibrating shaft rod is evenly arranged in the side wall of the upper portion of the cylinder body along the circumferential direction of the vibrating support plate, the vibrating shaft rod is divided into an upper portion and a lower portion and connected with the upper portion and the lower portion in an inserting mode, the upper portion of the vibrating shaft rod is installed on the preparing cover plate and connected with a fourth gear, the vibrating thumb wheel is installed at the lower end of the lower portion of the vibrating shaft rod, and one end of the vibrating sliding plate can contact with the vibrating thumb wheel.
As a further scheme of the invention: the clamping support and the preparation cover plate are in sliding connection, the preparation cover plate is evenly provided with a plurality of adjusting support plates along the circumferential direction, a transmission support rod and an adjusting screw rod are connected between the adjusting support plates and the clamping support, the transmission support rod is of an elastic telescopic structure and is located between the clamping support and the adjusting support plate, and the adjusting screw rod is located at two ends of the clamping support and the adjusting support plate.
As a further scheme of the invention: the movable sliding groove is formed in the other side of the insertion hole, a movable sliding plate is slidably mounted in the movable sliding groove through a movable spring, a first transmission rack is symmetrically mounted on two sides of the vibration sliding plate, a second transmission rack is symmetrically mounted on two sides of the movable sliding plate, and the first transmission rack and the second transmission rack are meshed through a transmission gear and are connected.
Compared with the prior art, the invention has the following advantages:
the method can solve the following problems in the preparation of the lignosulfonate water reducing agent at present: when the wood for manufacturing the lignosulfonate water reducing agent is cooked, the wood is simply placed in a cooking cylinder body for heating and cooking, so that a sulfite solution is only contacted with the surface of the wood and is difficult to permeate into the wood, the wood needs to be cooked for a long time, and a sulfite solution can be fully contacted with the inside and the outside of the wood until the wood is completely cooked and loosened, so that the lignin is fully extracted, but the extraction time of the lignin is too long, the production efficiency of the lignin is low, and the resource saving is not facilitated;
when the lignosulfonate water reducing agent is prepared, the clamping units in the preparation device can clamp and fix two ends of wood firstly, the wood can be softened in the process of cooking the wood by sulfite solution, but the clamping units can always clamp the wood to prevent the wood from being separated from the clamping units, then the driving units can drive the clamping units to continuously rotate forwards and backwards, so that the clamping units can drive the wood to repeatedly twist, and the driving units can also drive the vibration units to knock and vibrate the wood, so that the wood is loosened more quickly by the matching of twisting and vibration, the sulfite solution can be contacted with the inner part and the outer part of the wood more quickly and fully, and lignin in the wood can be extracted quickly.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a flow chart of the operation of the present invention;
FIG. 2 is a schematic perspective view of the present invention;
FIG. 3 is a schematic view of the front cross-sectional structure of the present invention;
FIG. 4 is an enlarged schematic view of FIG. 3 at A according to the present invention;
FIG. 5 is a schematic cross-sectional view taken along line B-B of FIG. 3 in accordance with the present invention;
FIG. 6 is a schematic cross-sectional view taken at C-C of FIG. 3 in accordance with the present invention;
FIG. 7 is an enlarged view of FIG. 6 at D in accordance with the present invention;
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the effects of the invention easy to understand, the invention is further explained with reference to fig. 1 to 7.
A cement water reducing agent preparation method uses cement water reducing agent preparation equipment, the cement water reducing agent preparation equipment comprises a base 1 and a preparation device 2, and the concrete method is as follows when the cement water reducing agent preparation equipment is used for preparing a lignosulfonate water reducing agent:
step one, preparation operation: debugging cement water reducing agent preparation equipment, and preparing raw materials for preparing the lignosulfonate water reducing agent, wherein the raw materials comprise wood and a sulfite solution;
step two, wood cooking: pouring a sulfite solution into a proper amount of preparation cylinders 25 in the preparation device 2, fixing the wood in the preparation cylinders 25 through clamping units 26 and immersing the wood in the sulfite solution, heating the preparation cylinders 25 to start cooking the wood in the sulfite solution, and driving the clamping units 26 to continuously rotate forwards and backwards through the driving units 27 after the wood is softened by cooking, so that the wood is twisted, and the driving units 27 can also continuously drive the vibrating units 28 to vibrate and knock the wood, so that the wood can be more quickly loosened by vibrating and knocking while being twisted, and the sulfite solution is more easily contacted with the surface of the wood, and lignin in the wood can be quickly cooked;
step three, lignin collection: fermenting, desugarizing and concentrating the lignin which is cooked out in the step two and exists in the sulfite solution, and drying to obtain the water reducing agent;
the preparation device 2 is arranged on the upper surface of the base 1; wherein:
the preparation device 2 comprises a preparation vertical plate 20, a preparation slide rail 21, a preparation slide block 22, a preparation cylinder 23, a preparation cover plate 24, a preparation cylinder body 25, clamping units 26, a driving unit 27 and a vibration unit 28, wherein the preparation vertical plate 20 is symmetrically arranged on two sides of the upper surface of the base 1, the preparation slide rail 21 is symmetrically arranged on two sides of one side surface of the preparation vertical plate 20, the preparation slide block 22 is arranged in the preparation slide rail 21 in a sliding manner, the preparation cover plate 24 is arranged between the preparation slide blocks 22, the preparation cylinders 23 are symmetrically arranged on two ends of the upper surface of the base 1, the lower surface of the preparation cover plate 24 is connected with the output end of the preparation cylinder 23, the preparation cylinder body 25 is arranged in the middle of the upper surface of the base 1, the preparation cylinder body 25 is divided into an upper part and a lower part which are matched and connected with each other, and a plurality of clamping units 26 are uniformly arranged on the lower surface of the preparation cover plate 24 and the inner bottom plate of the lower part of the preparation cylinder body 25 along the circumferential direction, a driving unit 27 is arranged in the preparation cover plate 24, the clamping unit 26 is in meshing connection with the driving unit 27 through a gear, a vibration unit 28 is arranged at the lower end of the upper part of the preparation cylinder body 25, and the driving unit 27 is in meshing connection with the vibration unit 28 through a gear;
during the specific work, the preparation cylinder 23 is started to push the preparation slide block 22 to move upwards in the preparation slide rail 21, so that the preparation cover plate 24 is separated from the preparation cylinder 25, the cut battens are clamped and fixed by the clamping unit 26, then the sulfite solution is poured into the preparation cylinder 25 in a proper amount, so that the sulfite solution can overflow the wood, then the preparation cylinder 23 is started to enable the preparation cover plate 24 to be combined with the preparation cylinder 25, the preparation cylinder 25 is heated, in the cooking process of the wood, the driving unit 27 is started to drive the clamping unit 26 to rotate positively and reversely after the wood begins to soften, then the clamping unit 26 can drive the wood to rotate positively and reversely, the driving unit 27 drives the vibrating unit 28 to knock and vibrate the wood, so that the loosening of the wood can be accelerated, and the sulfite solution can be in full contact with the wood more quickly, so that the lignin can be extracted quickly.
The clamping unit 26 comprises a clamping support 260, a clamping support 261, a clamping sliding plate 262, a clamping sliding block 263, a clamping side plate 264, a clamping connecting rod 265, a clamping support rod 266, a clamping bottom plate 267 and a clamping rod 268, wherein the clamping support 260 is provided with the clamping support 261, the middle of the clamping support 261 is provided with the clamping sliding plate 262 in a sliding way through an adjusting bolt, two ends of the clamping support 261 are symmetrically provided with the clamping sliding block 263 in a sliding way through a supporting spring, the clamping side plate 264 is slidably mounted on the clamping sliding block 263, the clamping connecting rod 265 is connected between the clamping sliding plate 262 and the bottom end of the clamping side plate 264 through a hinge, the middle of the clamping support 261 is symmetrically provided with the clamping supporting rod 266 in a sliding way through the supporting spring, the upper end of the clamping supporting rod 266 is provided with the clamping bottom plate 267, the clamping rod 268 is mounted on the clamping connecting rod 265 through a hinge, and an extension spring is connected between the clamping connecting rod 265 and the clamping rod 268, the clamping bracket 261 is connected with one end of the clamping rod 268 in a sliding way, and the lower end of the clamping support rod 266 can be contacted with the upper end of the clamping rod 268;
in operation, wood is placed on the clamping bottom plate 267, and then when the preparation cover plate 24 is combined with the preparation cylinder 25, the wood presses the clamping bottom plate 267, so that the clamping bottom plate 267 presses the clamping rod 266, the clamping strut 266 then pushes the clamping bar 268 out of the clamping bracket 261, so that the clamping slider 263 loses its position to slide on the clamping bracket 261 under the action of the supporting spring, thereby clamping and fixing one end of the wood with the clamping side plate 264, the adjusting bolt can control the position of the clamping slide plate 262 on the clamping bracket 261, when timber took off, need reset centre gripping curb plate 264, rotate adjusting bolt control centre gripping slide 262 position on centre gripping support 261 this moment, alright in order to make centre gripping curb plate 264 reset, insert centre gripping kelly 268 one end again on the centre gripping support 261 with the contact of centre gripping branch 266 to realize that ligneous quick centre gripping is fixed and take off.
The driving unit 27 comprises a driving motor 270, a driving turntable 271, a first gear 272, a driving bracket 273, a second gear ring 274, a third gear 275 and a fourth gear 276, a driving cavity is arranged in the preparation cover plate 24, the driving motor 270 is arranged in the middle of the upper inner wall of the driving cavity, the driving turntable 271 is installed at the output end of the driving motor 270, a plurality of first racks, second racks and third racks are uniformly arranged on the driving turntable 271 along the circumferential direction, the first racks and the second racks are alternately arranged, teeth of the first racks face outwards, teeth of the second racks face inwards, the third racks are arranged on the outer sides of the second racks, the first gear 272 is installed on the clamping unit 26 positioned on the lower surface of the preparation cover plate 24, the first racks are positioned on the inner side of the first gear 272, the second racks are positioned on the outer side of the first gear 272, and both the first racks and the second racks can be intermittently meshed with the first gear 272, a driving bracket 273 is arranged in the driving cavity, a second gear ring 274 is slidably mounted on the driving bracket 273, a third rack is meshed with the second gear ring 274 through a third gear 275, a fourth gear 276 is mounted on the vibration unit 28, and the second gear ring 274 is meshed with the fourth gear 276;
during specific work, the driving motor 271 rotates and can drive the rotating disc 271 to rotate, the rotation of the driving rotating disc 271 can enable a first rack and a second rack to be intermittently meshed with a first gear 271 for connection, because a rack tooth faces outwards, a second rack tooth faces inwards, the first gear 272 can rotate forwards and backwards, the clamping unit 26 is driven to rotate forwards and backwards, the clamping unit 26 can drive wood to rotate forwards and backwards, the third rack can drive a second gear ring 274 to rotate continuously on the driving support 273 through a third gear 275, the second gear ring 274 can drive a fourth gear 276 to rotate, the fourth gear 276 can drive the vibration unit 28 to knock and vibrate the wood, the wood is enabled to be fast loose, and the extraction efficiency of lignin is effectively improved.
The vibrating unit 28 comprises a vibrating support plate 280, inserting holes 281, a vibrating chute 282, a vibrating sliding plate 283, a vibrating shaft lever 284 and a vibrating thumb wheel 285, the vibrating support plate 280 is installed at the bottom of the upper part of the preparation cylinder body 25, the vibrating support plate 280 is evenly provided with a plurality of inserting holes 281 along the circumferential direction, one side of each inserting hole 281 is provided with the vibrating chute 282, the vibrating sliding plate 283 is installed in each vibrating chute 282 in a sliding manner through a vibrating spring, the vibrating shaft lever 284 is evenly arranged in the side wall of the upper part of the preparation cylinder body 25 along the circumferential direction, the vibrating shaft lever 284 is divided into an upper part and a lower part and is connected with the upper part and the lower part in an inserting manner, the upper part of the vibrating shaft lever 284 is provided with the preparation cover plate 24 and is connected with a fourth gear 276, the vibrating thumb wheel 285 is installed at the lower part of the vibrating shaft lever 284, and one end of the vibrating sliding plate 283 can contact with the vibrating thumb wheel 285;
during specific work, under the drive of No. four gears 276, vibration axostylus axostyle 284 takes vibration thumb wheel 285 to rotate, then vibration thumb wheel 285 can intermittent type with the contact of vibration slide 283, in supporting spring's cooperation, thereby make vibration slide 283 carry out reciprocating motion in vibration spout 292, thereby vibration slide 283 beats the vibration to the timber in the jack 281, make timber shake in sulfite solution, not only can take the flow of sulfite solution to also can beat timber, timber can be loose with higher speed like this, make sulfite solution and the quick abundant contact in timber inside and outside.
The clamping support 260 positioned on the lower surface of the preparation cover plate 24 is in sliding connection with the preparation cover plate 24, a plurality of adjusting support plates 240 are uniformly arranged on the preparation cover plate 24 along the circumferential direction of the preparation cover plate, a transmission support rod 241 and an adjusting screw rod are connected between the adjusting support plates 240 and the clamping support 260, the transmission support rod 241 is of an elastic telescopic structure and is positioned between the clamping support 260 and the adjusting support plate 240, and the adjusting screw rod is positioned at two ends of the clamping support 260 and the adjusting support plate 240; during specific work, the distance between the clamping manufacture 260 positioned on the lower surface of the preparation cover plate 24 and the bottom plate inside the lower part of the preparation cylinder body 25 can be controlled by rotating the adjusting screw, so that wood is clamped more firmly, the transmission supporting rod 241 can be effectively adjusted to adapt to the distance, the first gear 272 can normally drive the transmission supporting rod 241 to rotate, and the clamping unit 26 is driven to rotate.
A moving chute 2810 is formed in the other side of the insertion hole 281, a moving sliding plate 2811 is slidably mounted in the moving chute 2810 through a moving spring, first transmission racks 2812 are symmetrically mounted on two sides of the vibration sliding plate 283, second transmission racks 2813 are symmetrically mounted on two sides of the moving sliding plate 2811, and the first transmission racks 2812 and the second transmission racks 2813 are meshed and connected through transmission gears 2814; during specific work, when the vibration sliding plate 283 moves in a reciprocating manner in the vibration sliding groove 292, the transmission gear 2814 is driven to rotate forwards and backwards through the first transmission rack 2812, so that the second transmission rack 2813 is driven to move in a reciprocating manner, the movable sliding plate 2811 moves in the movable sliding groove 2810 in a reciprocating manner, and therefore the vibration sliding plate 283 and the movable sliding plate 2811 are matched to vibrate and knock two sides of wood, so that loosening of the wood can be accelerated better.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The preparation method of the cement water reducing agent uses cement water reducing agent preparation equipment, and the cement water reducing agent preparation equipment comprises a base (1) and a preparation device (2), and is characterized in that: the concrete method for preparing the lignosulfonate water reducing agent by adopting the cement water reducing agent preparation equipment is as follows:
step one, preparation operation: debugging cement water reducing agent preparation equipment, and preparing raw materials for preparing the lignosulfonate water reducing agent, wherein the raw materials comprise wood and a sulfite solution;
step two, wood cooking: pouring a sulfite solution into a preparation cylinder (25) in a preparation device (2) in a proper amount, fixing the wood in the preparation cylinder (25) through a clamping unit (26) and immersing the wood in the sulfite solution, heating the preparation cylinder (25) to start cooking the wood in the sulfite solution, carrying out continuous forward and reverse rotation on the clamping unit (26) by a driving unit (27) after the wood is cooked to be soft, thereby realizing the twisting of the wood, and carrying out vibration knocking on the wood by the driving unit (27) continuously, so that the wood can be loosened more quickly by the vibration knocking while being twisted, and the sulfite solution is more easily contacted with the surface of the wood, thereby quickly cooking lignin in the wood;
step three, lignin collection: fermenting, desugarizing and concentrating the lignin which is cooked out in the step two and exists in the sulfite solution, and drying to obtain the water reducing agent;
the upper surface of the base (1) is provided with a preparation device (2); wherein:
the preparation device (2) comprises a preparation vertical plate (20), a preparation slide way (21), a preparation sliding block (22), a preparation cylinder (23), a preparation cover plate (24), a preparation cylinder body (25), a clamping unit (26), a driving unit (27) and a vibration unit (28), wherein the preparation vertical plate (20) is symmetrically arranged on two sides of the upper surface of the base (1), the preparation slide way (21) is symmetrically arranged on one side surface of the preparation vertical plate (20), the preparation sliding block (22) is slidably arranged in the preparation slide way (21), the preparation cover plate (24) is arranged between the preparation sliding blocks (22), the preparation cylinders (23) are symmetrically arranged on two ends of the upper surface of the base (1), the lower surface of the preparation cover plate (24) is connected with the output end of the preparation cylinder (23), the preparation cylinder body (25) is arranged in the middle of the upper surface of the base (1), the preparation cylinder body (25) is divided into an upper part and a lower part which are matched and connected with the preparation cylinder body, the lower surface of the preparation cover plate (24) is uniformly provided with a plurality of clamping units (26) along the circumferential direction and the inner bottom plate of the lower part of the preparation cylinder body (25) along the circumferential direction, a driving unit (27) is arranged in the preparation cover plate (24), the clamping units (26) are in meshing connection with the driving unit (27) through gears, the lower end of the upper part of the preparation cylinder body (25) is provided with a vibration unit (28), and the driving unit (27) is in meshing connection with the vibration unit (28) through gears;
the clamping unit (26) comprises a clamping support (260), a clamping support (261), a clamping sliding plate (262), a clamping sliding block (263), a clamping side plate (264), a clamping connecting rod (265), a clamping supporting rod (266), a clamping bottom plate (267) and a clamping rod (268), wherein the clamping support (260) is provided with the clamping support (261), the clamping sliding plate (262) is arranged in the middle of the clamping support (261) in a sliding mode through an adjusting bolt, the clamping sliding block (263) is symmetrically arranged at two ends of the clamping support (261) in a sliding mode through a supporting spring, the clamping side plate (264) is arranged on the clamping sliding block (263) in a sliding mode, the clamping connecting rod (265) is connected between the clamping sliding plate (262) and the bottom end of the clamping side plate (264) through a hinge, the clamping supporting spring is symmetrically arranged in the middle of the clamping support (261) in a sliding mode through the supporting spring, the clamping supporting rod (266) is provided with the clamping bottom plate (267), the clamping connecting rod (265) is provided with a clamping rod (268) through a hinge, a tension spring is connected between the clamping connecting rod (265) and the clamping rod (268), the clamping support (261) is in sliding connection with one end of the clamping rod (268), and the lower end of the clamping support rod (266) can be in contact with the upper end of the clamping rod (268).
2. The preparation method of the cement water reducing agent according to claim 1, characterized in that: the driving unit (27) comprises a driving motor (270), a driving turntable (271), a first gear (272), a driving support (273), a second gear ring (274), a third gear (275) and a fourth gear (276), a driving cavity is arranged inside the preparation cover plate (24), the driving motor (270) is arranged in the middle of the upper inner wall of the driving cavity, the driving turntable (271) is installed at the output end of the driving motor (270), a plurality of first racks, second racks and third racks are uniformly arranged on the driving turntable (271) along the circumferential direction of the driving turntable, the first racks and the second racks are alternately arranged, teeth of the first racks face outwards, teeth of the second racks face inwards, the third racks are arranged on the outer sides of the second racks, the first gear (272) is installed on the clamping unit (26) positioned on the lower surface of the preparation cover plate (24), and the first racks are positioned on the inner side of the first gear (272), no. two racks are located a gear (272) outside, and a rack and No. two racks can both be connected with a gear (272) intermittent type meshing, are provided with drive support (273) in the drive cavity, and slidable mounting has No. two ring gears (274) on drive support (273), and No. three racks and No. two ring gears (274) are connected through No. three gear (275) meshing between, install No. four gear (276) on vibration unit (28), and No. two ring gears (274) are connected with No. four gear (276) meshing.
3. The preparation method of the cement water reducing agent according to claim 1, characterized in that: the vibration unit (28) comprises a vibration support plate (280), insertion holes (281), a vibration sliding groove (282), a vibration sliding plate (283), a vibration shaft lever (284) and a vibration thumb wheel (285), the vibration support plate (280) is installed at the bottom of the upper part of the preparation cylinder body (25), the vibration support plate (280) is evenly provided with a plurality of insertion holes (281) along the circumferential direction, the vibration sliding groove (282) is formed in one side of the insertion holes (281), the vibration sliding plate (283) is installed in the vibration sliding groove (282) in a sliding manner through a vibration spring, the plurality of vibration shaft lever (284) are evenly arranged in the side wall of the upper part of the preparation cylinder body (25) along the circumferential direction, the vibration shaft lever (284) is divided into an upper part and a lower part, the vibration shaft lever (284) is connected with the upper part through a splicing manner, the upper part of the vibration shaft lever (284) is provided with the preparation cover plate (24) and is connected with a fourth gear (276), the vibration thumb wheel (285) is installed at the lower part of the vibration shaft lever (284), one end of the vibrating sliding plate (283) can contact with the vibrating thumb wheel (285).
4. The preparation method of the cement water reducing agent according to claim 1, characterized in that: the clamping support (260) positioned on the lower surface of the preparation cover plate (24) is in sliding connection with the preparation cover plate (24), a plurality of adjusting support plates (240) are uniformly arranged on the preparation cover plate (24) along the circumferential direction of the preparation cover plate, a transmission support rod (241) and an adjusting screw rod are connected between the adjusting support plates (240) and the clamping support plate (260), the transmission support rod (241) is of an elastic telescopic structure and is positioned between the clamping support plate (260) and the adjusting support plate (240), and the adjusting screw rod is positioned at two ends of the clamping support plate (260) and the adjusting support plate (240).
5. The preparation method of the cement water reducing agent according to claim 3, characterized in that: a movable sliding groove (2810) is formed in the other side of the inserting hole (281), a movable sliding plate (2811) is installed in the movable sliding groove (2810) in a sliding mode through a movable spring, first transmission racks (2812) are symmetrically installed on two sides of the vibration sliding plate (283), second transmission racks (2813) are symmetrically installed on two sides of the movable sliding plate (2811), and the first transmission racks (2812) and the second transmission racks (2813) are connected in an engaged mode through transmission gears (2814).
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| CA2070133A1 (en) * | 1991-06-10 | 1993-12-02 | Kaj Henricson | Reducing chips to fibers in continuous digesters to facilitate lignin extraction |
| US5865898A (en) * | 1992-08-06 | 1999-02-02 | The Texas A&M University System | Methods of biomass pretreatment |
| CN101538743B (en) * | 2009-04-28 | 2011-07-27 | 福建海博斯化学技术有限公司 | Solvent method for biologically preparing bamboo fiber |
| CN205325903U (en) * | 2015-12-05 | 2016-06-22 | 重庆市健隆家具有限公司 | Timber boiling device |
| CN106087508B (en) * | 2016-08-10 | 2018-01-12 | 福建祥业实业有限公司 | A kind of method and its device of ultrasonic assistant biology enzyme removing lignin |
| CN208661125U (en) * | 2018-07-20 | 2019-03-29 | 广州市和易建材实业有限公司 | A kind of water-reducing agent process units |
| CN111206450B (en) * | 2020-02-24 | 2024-03-26 | 北京国素生态科技有限公司 | Device and method for simultaneously separating cellulose, hemicellulose and lignin |
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