CN214210531U

CN214210531U - Production device for preparing polycarboxylic acid water reducing agent

Info

Publication number: CN214210531U
Application number: CN202120083245.0U
Authority: CN
Inventors: 王湘裕
Original assignee: Hunan Sunny Technology Trading Development Co ltd
Current assignee: Hunan Sunny Technology Trading Development Co ltd
Priority date: 2021-01-13
Filing date: 2021-01-13
Publication date: 2021-09-17
Anticipated expiration: 2031-01-13

Abstract

The utility model discloses a preparation production device of a poly hydroxy acid water reducing agent, which belongs to the field of water reducing agent production devices and comprises a reaction kettle and a carboxylation reaction kettle, wherein the reaction kettle is positioned in a pit, a first feed inlet and a second feed inlet are arranged on a top cover of the reaction kettle, a first clapboard and a second clapboard are sequentially arranged in the reaction kettle from top to bottom, a motor is arranged at the central position of the top cover of the reaction kettle, a main shaft is connected onto an output shaft of the motor, which is vertically downward, and a multi-section stirring blade assembly is arranged on the main shaft; the first clapboard is provided with a first feed opening, and the second clapboard is provided with a second feed opening; the bottom of the reaction kettle is communicated with the constant delivery pump through the discharge pipe, the constant delivery pump is connected with the carboxylation reaction kettle through the delivery pipe, the carboxylation reaction kettle is arranged on the earth surface, the air supply pipe is arranged on the carboxylation reaction kettle, the air exhaust fan is arranged on the air supply pipe, the tail end of the air supply pipe extends into the water tank and is arranged below the water level line, and the top cover of the water tank is provided with an exhaust pipe.

Description

Production device for preparing polycarboxylic acid water reducing agent

Technical Field

The utility model relates to a water-reducing agent apparatus for producing field especially relates to a preparation apparatus for poly hydroxy acid water-reducing agent.

Background

A polycarboxylic acid water reducing agent (Polycarboxylate Superplasticizer) is a high-performance water reducing agent and is a cement dispersing agent in cement concrete application. The method is widely applied to projects such as highways, bridges, dams, tunnels, high-rise buildings and the like. After the water reducing agent is added into the concrete mixture, the water reducing agent has a dispersing effect on cement particles, can improve the workability of the concrete mixture, reduce the unit water consumption and improve the fluidity of the concrete mixture; or the unit cement consumption is reduced, and the cement is saved.

Chinese patent with patent number CN201820122631.4 discloses a polycarboxylate water reducing agent apparatus for producing, reation kettle, feed arrangement and carboxylation reation kettle carry out automatic feed through feed arrangement, then carry out combined reaction through reation kettle, and the carboxylation reaction is carried out to rethread carboxylation reation kettle, and the waste gas of discharging in the carboxylation reaction is retrieved through dismantled and assembled waste gas recovery device. However, in the prior art, feeding is inconvenient, great labor intensity is brought to workers, and even certain operation danger exists.

SUMMERY OF THE UTILITY MODEL

The utility model aims at above problem, provide a polyhydroxy acid water-reducing agent preparation apparatus for producing, arrange reation kettle in the underground, not only conveniently throw the material, and adopt multilayer formula stirring step to carry out thorough stirring with the material for the material mixes more evenly, makes the reaction more abundant.

In order to realize the above purpose, the utility model adopts the technical scheme that:

a production device for preparing a polyhydroxy acid water reducing agent comprises a reaction kettle and a carboxylation reaction kettle, wherein the reaction kettle is positioned in a pit, a first feed inlet and a second feed inlet are formed in a top cover of the reaction kettle, a first partition plate and a second partition plate are sequentially arranged in the reaction kettle from top to bottom to separate the reaction kettle into a first reaction chamber, a second reaction chamber and a third reaction chamber, a motor is arranged at the central position of the top cover of the reaction kettle, a main shaft is connected onto a vertically downward output shaft of the motor, the main shaft extends into the reaction kettle and sequentially penetrates through the first partition plate and the second partition plate, the bottom end of the main shaft is connected into a bearing on a bottom plate of the reaction kettle, and a multi-section stirring blade assembly is arranged on the main shaft; a circle of baffle is arranged on the first partition plate, a first feed opening is formed in the first partition plate, and a second feed opening is formed in the second partition plate; the bottom of the reaction kettle is communicated with the constant delivery pump through a discharge pipe, the constant delivery pump is connected with the carboxylation reaction kettle through a delivery pipe, the carboxylation reaction kettle is arranged on the earth surface, an air supply pipe is arranged on the carboxylation reaction kettle, an exhaust fan is arranged on the air supply pipe, the tail end of the air supply pipe extends into the water tank and is arranged below a water level line, and an exhaust pipe is arranged on a top cover of the water tank.

Furthermore, blanking pipes are symmetrically arranged at the lower ends of the first feeding hole and the second feeding hole and are obliquely arranged, so that materials are blanked into the baffle ring, and a gap is reserved between the top end of the baffle and the top wall of the reaction kettle.

Further, the main shaft sequentially penetrates through a first sealing bearing on the top cover of the reaction kettle, a second sealing bearing on the first partition plate and a third sealing bearing on the second partition plate, and finally the bottom end of the main shaft is connected to a bearing on the bottom plate of the reaction kettle.

Further, stirring vane subassembly includes that the main shaft is located the first helical blade that first reaction chamber section set up, and the main shaft is located the second helical blade that second reaction chamber section set up to and the main shaft is located the stirring vane that third reaction chamber set up.

Furthermore, the first feed opening on the first baffle plate is positioned outside the baffle plate.

Furthermore, the second feed opening is positioned beside a third sealing bearing of the second partition plate.

Furthermore, a flowmeter is arranged on the material conveying pipe.

Furthermore, the bottom of the water tank is provided with universal wheels.

Furthermore, all be provided with the feed valve on first feed inlet and the second feed inlet, be provided with the bleeder valve on the discharging pipe.

The utility model has the advantages that:

1. in order to solve the problem that the feeding is inconvenient to carry out in the production process of the polycarboxylate superplasticizer, the reaction kettle is arranged in the pit, so that workers can conveniently carry out the feeding operation, the labor intensity of the workers is greatly reduced, and the danger in the feeding operation process is also reduced. Simultaneously carboxylation reation kettle sets up in subaerial, for the convenience of absorbing the waste gas that carboxylation reaction produced, absorbs the filtration through setting up the water tank to waste gas, and the water tank bottom is provided with the universal wheel, makes things convenient for the water tank in time to wash and change clear water.

2. The utility model discloses a separate through first baffle and second baffle and form first reacting chamber in the reation kettle, second reacting chamber and third reacting chamber, and enclose into a little reacting chamber temporarily through the baffle in the first reacting chamber, make the material walk over and carry out the unloading from first feed opening behind the baffle top, the extension material is by the time of first helical blade stirring, the material gets into the second stirring chamber afterwards and gets into the third stirring chamber from the second feed opening after being stirred by the secondary, finally pass through the discharging pipe ejection of compact, from this through stirring many times, reach thorough stirring reaction's effect, be favorable to improving the quality of product.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic structural diagram of the water tank part of the present invention.

Fig. 3 is a schematic diagram of the internal structure of the reaction kettle of the present invention.

Fig. 4 is a schematic position diagram of the first feed opening and the second feed opening of the present invention.

The text labels in the figures are represented as: 1. a first feed port; 2. a feed valve; 3. a motor; 4. a first sealed bearing; 5. a second feed port; 6. a main shaft; 7. a discharging pipe; 8. a first helical blade; 9. a baffle plate; 10. a first feed opening; 11. a first separator; 12. a second helical blade; 13. a second separator; 14. a stirring blade; 15. a bearing; 16. a discharge pipe; 17. a constant delivery pump; 18. a delivery pipe; 19. a flow meter; 20. a carboxylation reaction kettle; 21. an exhaust fan; 22. an air supply pipe; 23. an exhaust pipe; 24. a water tank; 25. a water line; 26. a universal wheel; 27. a second sealed bearing; 28. a third sealed bearing; 29. a second feed opening; 30. a reaction kettle; 31. a first reaction chamber; 32. a second reaction chamber; 33. a third reaction chamber.

Detailed Description

In order to make the technical solution of the present invention better understood, the present invention is described in detail below with reference to the accompanying drawings, and the description of the present invention is only exemplary and explanatory, and should not be construed as limiting the scope of the present invention.

Please refer to fig. 1, which is a schematic structural diagram of a preferred embodiment of an apparatus for preparing and producing a polyhydroxy acid water reducing agent according to the present invention.

A production device for preparing a polyhydroxy acid water reducing agent comprises a reaction kettle 30 and a carboxylation reaction kettle 20, wherein the reaction kettle 30 is positioned in a pit, a first feed inlet 1 and a second feed inlet 5 are formed in a top cover of the reaction kettle 30, a first partition plate 11 and a second partition plate 13 are sequentially arranged in the reaction kettle 30 from top to bottom to partition the reaction kettle 30 into a first reaction chamber 31, a second reaction chamber 32 and a third reaction chamber 33, a motor 3 is arranged at the center of the top cover of the reaction kettle 30, a main shaft 6 is connected onto a vertically downward output shaft of the motor 3, the main shaft 6 extends into the reaction kettle 30 and sequentially penetrates through the first partition plate 11 and the second partition plate 13, the bottom end of the main shaft 6 is connected into a bearing 15 on the bottom plate of the reaction kettle 30, and a multi-section stirring blade assembly is arranged on the main shaft 6; a ring of baffle plates 9 are arranged on the first partition plate 11, a first feed opening 10 is formed in the first partition plate 11, and a second feed opening 29 is formed in the second partition plate 13; the bottom of the reaction kettle 30 is communicated with a quantitative pump 17 through a discharge pipe 16, the quantitative pump 17 is connected with a carboxylation reaction kettle 20 through a feed delivery pipe 18, the carboxylation reaction kettle 20 is arranged on the ground surface, an air supply pipe 22 is arranged on the carboxylation reaction kettle 20, an exhaust fan 21 is arranged on the air supply pipe 22, the tail end of the air supply pipe 22 extends into the water level line 25 in the water tank 24 to be lower than the water level line, and an exhaust pipe 23 is arranged on the top cover of the water tank 24.

Preferably, as shown in fig. 1, the lower ends of the first feed port 1 and the second feed port 5 are symmetrically provided with a blanking pipe 7, the blanking pipe 7 is arranged in an inclined manner, so that the material is fed into the baffle 9, and a gap is formed between the top end of the baffle 9 and the top wall of the reaction kettle 30.

Preferably, as shown in fig. 1 and fig. 3, the main shaft 6 sequentially passes through the first sealed bearing 4 on the top cover of the reaction vessel 30, then passes through the second sealed bearing 27 on the first partition plate 11, and then passes through the third sealed bearing 28 on the second partition plate 13, and finally the bottom end is connected to the bearing 15 on the bottom plate of the reaction vessel 30.

Preferably, referring to fig. 1, the stirring blade assembly includes a first helical blade 8 disposed at a section of the first reaction chamber 31 of the main shaft 6, a second helical blade 12 disposed at a section of the second reaction chamber 32 of the main shaft 6, and a stirring blade 14 disposed at a section of the third reaction chamber 33 of the main shaft 6.

Preferably, referring to fig. 1 and 4, the first discharge opening 10 of the first partition 11 is located outside the baffle 9.

Preferably, referring to fig. 4, the second feed opening 29 is located beside the third sealing bearing 28 of the second partition 13.

Preferably, referring to fig. 1, a flow meter 19 is disposed on the feed delivery pipe 18.

Preferably, referring to fig. 2, universal wheels 26 are disposed at the bottom of the water tank 24.

Preferably, as shown in fig. 1, the first feeding port 1 and the second feeding port 5 are both provided with a feeding valve 2, and the discharging pipe 16 is provided with a discharging valve.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The principles and embodiments of the present invention have been explained herein using specific examples, which are presented only to assist in understanding the methods and their core concepts. The foregoing is only a preferred embodiment of the present invention, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes can be made without departing from the principle of the present invention, and the above technical features can be combined in a proper manner; these modifications, variations or combinations, or direct applications of the concepts and solutions of the present invention to other applications without further modifications, are intended to be included within the scope of the present invention.

Claims

1. A production device for preparing a polyhydroxy acid water reducing agent comprises a reaction kettle (30) and a carboxylation reaction kettle (20), and is characterized in that the reaction kettle (30) is positioned in a pit, a first feed inlet (1) and a second feed inlet (5) are arranged on a top cover of the reaction kettle (30), a first clapboard (11) and a second clapboard (13) are sequentially arranged in the reaction kettle (30) from top to bottom to separate the reaction kettle (30) into a first reaction chamber (31), a second reaction chamber (32) and a third reaction chamber (33), a motor (3) is arranged at the center of the top cover of the reaction kettle (30), a main shaft (6) is connected onto a vertically downward output shaft of the motor (3), the main shaft (6) extends into the reaction kettle (30) and sequentially penetrates through the first clapboard (11) and the second clapboard (13), and the bottom end of the main shaft (6) is connected into a bearing (15) on a bottom plate of the reaction kettle (30), a multi-section stirring blade assembly is arranged on the main shaft (6); a ring of baffle plates (9) are arranged on the first partition plate (11), a first feed opening (10) is formed in the first partition plate (11), and a second feed opening (29) is formed in the second partition plate (13); reation kettle (30) bottom is linked together through discharging pipe (16) and constant delivery pump (17), and constant delivery pump (17) link to each other with carboxylation reation kettle (20) through conveying pipeline (18), carboxylation reation kettle (20) set up on the earth's surface, are provided with blast pipe (22) on carboxylation reation kettle (20), are provided with air exhauster (21) on blast pipe (22), and below blast pipe (22) tail end stretched into water level line (25) in water tank (24), be provided with blast pipe (23) on water tank (24) top cap.

2. The production device for preparing the poly hydroxy acid water reducing agent according to claim 1, wherein the lower ends of the first feeding hole (1) and the second feeding hole (5) are symmetrically provided with a blanking pipe (7), the blanking pipe (7) is arranged in an inclined manner, so that materials are fed into the ring of the baffle (9), and the top end of the baffle (9) has a gap with the top wall of the reaction kettle (30).

3. The production device for preparing the poly hydroxy acid water reducing agent according to claim 1, wherein the main shaft (6) sequentially passes through the first sealing bearing (4) on the top cover of the reaction kettle (30), then passes through the second sealing bearing (27) on the first partition plate (11), then passes through the third sealing bearing (28) on the second partition plate (13), and finally the bottom end is connected to the bearing (15) on the bottom plate of the reaction kettle (30).

4. The production device for preparing the poly hydroxy acid water reducing agent according to the claim 1, characterized in that the stirring blade assembly comprises a first helical blade (8) arranged at the section of the first reaction chamber (31) where the main shaft (6) is located, a second helical blade (12) arranged at the section of the second reaction chamber (32) where the main shaft (6) is located, and a stirring blade (14) arranged at the section of the third reaction chamber (33) where the main shaft (6) is located.

5. The production device for preparing the poly hydroxy acid water reducing agent according to claim 1, wherein the first discharge opening (10) of the first partition plate (11) is located outside the baffle plate (9).

6. The production device for preparing the water reducing agent of polyhydroxy acid according to claim 1, characterized in that the second feed opening (29) is located beside the third sealed bearing (28) of the second partition plate (13).

7. The device for preparing and producing the poly hydroxy acid water reducing agent according to claim 1, wherein a flow meter (19) is arranged on the material conveying pipe (18).

8. The production device for preparing the poly hydroxy acid water reducing agent according to claim 1, characterized in that universal wheels (26) are arranged at the bottom of the water tank (24).

9. The production device for preparing the poly hydroxy acid water reducing agent according to claim 1, wherein the first feeding port (1) and the second feeding port (5) are both provided with feeding valves (2), and the discharging pipe (16) is provided with a discharging valve.