CN215842654U

CN215842654U - Production system of polycarboxylate water reducing agent dry powder

Info

Publication number: CN215842654U
Application number: CN202122460758.1U
Authority: CN
Inventors: 郑兆田; 高娟
Original assignee: Shandong Boke Chemical Co ltd
Current assignee: Shandong Boke Chemical Co ltd
Priority date: 2021-10-13
Filing date: 2021-10-13
Publication date: 2022-02-18
Anticipated expiration: 2031-10-13

Abstract

The utility model discloses a production system of polycarboxylate superplasticizer dry powder, which comprises a storage tank, wherein a sealing cover is fixedly connected to the top of the storage tank, a motor is fixedly installed at the top of the sealing cover, a stirring shaft is fixedly connected to an output shaft of the motor, stirring blades are arranged on the surface of the stirring shaft in an equidistant array manner, scraping plates are symmetrically arranged on the surface of the stirring blades, and a discharging hole is formed in the lower surface of the storage tank. Thereby leading to the problem that the storage condition is poor and the placed polycarboxylic acid water reducing agent is easy to damage.

Description

Production system of polycarboxylate water reducing agent dry powder

Technical Field

The utility model relates to the technical field of polycarboxylate superplasticizer dry powder, in particular to a production system of polycarboxylate superplasticizer dry powder.

Background

As is well known, the polycarboxylate superplasticizer is a high-performance water reducer, is a cement dispersant in cement concrete application, and is widely applied to projects such as highways, bridges, dams, tunnels, high-rise buildings and the like; the product is green and environment-friendly, is not flammable and explosive, and can be safely transported by using trains and automobiles; the storage device for the polycarboxylate superplasticizer is one of indispensable parts in the production link of the polycarboxylate superplasticizer. The polycarboxylic acid water reducing agent is a third generation high-performance water reducing agent following a common water reducing agent and a high-efficiency water reducing agent. Compared with other water reducing agents, the water reducing agent has the advantages of strong molecular designability, high water reducing rate, good slump retention, low content of chloride ions and alkaline substances, no pollution in production and use and the like. In practical application, sodium gluconate or sucrose is commonly used as a retarding component to be compounded with the polycarboxylic acid water reducing agent, so that the water reducing rate can be improved to a certain extent, the slump loss can be reduced, and the adaptability of the water reducing agent and cement can be improved.

The temperature of the existing polycarboxylate superplasticizer storage device cannot be controlled, so that the storage condition is poor, and the stored polycarboxylate superplasticizer is easy to damage; and the inner condition of the working cavity can not be observed, thereby reducing the use reliability of the working cavity; and because the mobility of powder is not as good as liquid, the blanking often can block up when adopting the canning, generally adopt the mode of vibration to make it fall out now, but the jar body is very damaged like this, even adopt the mode of spiral propelling movement at the center, because the working diameter of spiral and the mobility problem of powder, the spiral still can not produce too big propelling movement effect to the powder at edge, leads to the ejection of compact unclean.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a production system of polycarboxylate superplasticizer dry powder, which is provided with a temperature control assembly for adjusting the temperature inside a tank body, a scraper for scraping powder on the edge of the tank body and a blanking plate for quickly discharging so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a production system of polycarboxylate water reducing agent dry powder, includes the holding vessel, the sealed lid of holding vessel top fixedly connected with, sealed caping portion fixed mounting has the motor, motor output shaft fixedly connected with (mixing) shaft, the equidistant array in (mixing) shaft surface has stirring vane, stirring vane surface symmetry is provided with the scraper blade, the (mixing) shaft surface is provided with down the flitch by lower position symmetry, the feed opening has been seted up to the holding vessel lower surface, feed opening lower surface fixedly connected with discharging pipe, the fixed intercommunication of discharging pipe lower extreme has the valve, the inside temperature control subassembly that is provided with of holding vessel.

Preferably, the bottom of the storage tank is symmetrically provided with supporting legs, the surface of the storage tank is provided with an observation port, and the observation port is a transparent glass plate.

Preferably, the temperature control subassembly includes inlet tube, outlet pipe and coil pipe, the inside fixedly connected with coil pipe of holding vessel, the coil pipe both ends are fixed respectively and are communicate has inlet tube and outlet pipe, the equal fixedly connected with flange of inlet tube and outlet pipe one end.

Preferably, the coil pipe is arranged inside the storage tank in a threaded mode, and the storage tank is filled with heat insulation materials.

Preferably, the inner wall of the storage tank is symmetrically provided with temperature sensors, the surface of the storage tank is provided with a display screen, and the temperature sensors are electrically connected with the display screen.

Preferably, the bottom of the storage tank is fixedly connected with a fixed block, and the stirring shaft is rotatably connected to the upper surface of the fixed block.

Preferably, the cross section of the blanking plate is in a right-angled triangle shape, the blanking plates are arranged in two groups, and the inclined planes of the two groups of blanking plates are opposite in direction.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the temperature control assembly is arranged to adjust the temperature in the storage tank, the storage tank is heated or cooled by introducing hot water or cold water into the water inlet pipe, the water flows out of the water outlet pipe after circulating through the coil pipe, and the storage tank is heated or cooled by the water, so that the temperature of powder in the storage tank is adjusted, and the problems that the storage condition is poor and the placed polycarboxylic acid water reducing agent is easy to damage due to the fact that the temperature of the interior of the existing polycarboxylic acid water reducing agent storage device cannot be controlled are solved to a certain extent;

2. the stirring shaft is driven to rotate by the motor, the scraper blade is driven to rotate in the storage tank by the stirring shaft, the interior of the storage tank is cleaned by the scraper blade, the blanking plate is arranged, and powder is fed into the blanking port by the blanking plate, so that the problem that the powder is not as fluid as liquid in fluidity, blanking is often blocked when canning is adopted, the powder falls out in a vibration mode generally at present, and the tank body is easily damaged is solved.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the internal structure of the storage tank according to the present invention;

FIG. 3 is a schematic cross-sectional view of a storage tank according to the present invention;

fig. 4 is a schematic perspective view of the blanking tube of the present invention.

In the figure: 1. a storage tank; 2. a sealing cover; 3. a motor; 4. a stirring shaft; 5. a stirring blade; 6. a squeegee; 7. a blanking plate; 8. a fixed block; 9. a temperature control assembly; 901. a water inlet pipe; 902. a water outlet pipe; 903. a coil pipe; 10. a viewing port; 11. a feeding port; 12. a discharge pipe; 13. a valve; 14. supporting legs; 15. a temperature sensor; 16. and (4) a heat-insulating material.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a production system of polycarboxylate water reducing agent dry powder, includes

holding vessel

1, and 1 bottom symmetry of holding vessel is provided with supporting leg 14, and supporting leg 14 props up holding vessel 1 and makes it keep away from ground, makes things convenient for the powder discharge in the holding vessel 1. The surface of the storage tank 1 is provided with an observation port 10, and the observation port 10 is a transparent glass plate. The state of the powder in the storage tank 1 can be observed in real time by observing the conditions in the storage tank 1 through the observation port 10. The inner wall of the storage tank 1 is symmetrically provided with a temperature sensor 15, the surface of the storage tank 1 is provided with a display screen, and the temperature sensor 15 is electrically connected with the display screen. The fixed block 8 is fixedly connected to the bottom of the storage tank 1, and the stirring shaft 4 is rotatably connected to the upper surface of the fixed block 8. The fixed block 8 fixes the stirring shaft 4, so that the stirring shaft 4 is more stable in operation.

The sealed lid 2 of 1 top fixedly connected with of holding vessel, the fixed intercommunication in 2 tops of sealed lid has the inlet pipe, and the inlet pipe top articulates there is the closing plate. 2 top fixed mounting of sealed lid has motor 3, and motor 3 output shaft end fixedly connected with (mixing) shaft 4, and (mixing) shaft 4 surface equidistance array has stirring vane 5, and stirring vane 5 surface symmetry is provided with scraper blade 6, and (mixing) shaft 4 surface is provided with down flitch 7 by lower position symmetry, and the transversal right angled triangle that personally submits of lower flitch 7 sets up, and lower flitch 7 is provided with two sets ofly, and 7 inclined planes of two sets of lower flitchs opposite direction. The powder can be fully stirred, and can be sent into the feed opening 11 and discharged through the discharge pipe 12. Feed opening 11 has been seted up to holding vessel 1 lower surface, and feed opening 11 lower fixed surface is connected with discharging pipe 12, and the fixed intercommunication of discharging pipe 12 lower extreme has valve 13, and holding vessel 1 is inside to be provided with temperature control assembly 9. In this embodiment, the motor 3 is powered by an external power source, and the working principle is well known to those skilled in the art.

The temperature control assembly 9 comprises a water inlet pipe 901, a water outlet pipe 902 and a coil pipe 903, the coil pipe 903 is fixedly connected inside the storage tank 1, the two ends of the coil pipe 903 are fixedly communicated with the water inlet pipe 901 and the water outlet pipe 902 respectively, and flanges are fixedly connected to one ends of the water inlet pipe 901 and one end of the water outlet pipe 902 respectively. Inlet tube 901 and outlet pipe 902 pass through the flange and communicate with external circulation system, provide cold water or hot water for coil pipe 903 through circulation system, cool down or heat up through hot water or cold water of circulation in coil pipe 903 to holding vessel 1 is inside to carry out temperature control to the powder in the holding vessel 1.

Coil pipe 903 screw thread sets up in holding vessel 1 inside, and 1 inside packing of holding vessel has insulation material 16, and insulation material 16 can reduce the heat exchange of holding vessel 1 and outside, and the powder to in the holding vessel 1 that can be better heats or cools down, responds to the internal temperature of jar through temperature sensor 15, shows the temperature in real time through the display screen.

For general storage tank, the practicality has not only set up when (mixing) shaft and lower flitch 7 make its blanking to the water-reducing agent propelling movement down, avoids blockking up or difficult unloading, has still set up scraper blade 6 simultaneously, clears up 1 inner wall of holding vessel through scraper blade 6, avoids the marginal ejection of compact to remain. It should be noted that the valve 13 is opened first during discharging to let it fall naturally first, and the motor 3 is started when the speed of falling is obviously lower than the normal speed, so as to reduce the load.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a production system of polycarboxylate water reducing agent dry powder, includes holding vessel (1), its characterized in that: storage tank (1) top fixedly connected with seals lid (2), sealed lid (2) top fixed mounting has motor (3), motor (3) output shaft end fixedly connected with (mixing) shaft (4), (mixing) shaft (4) surface equidistance array has stirring vane (5), stirring vane (5) surface symmetry is provided with scraper blade (6), flitch (7) are provided with down by lower position symmetry on (mixing) shaft (4) surface, feed opening (11) have been seted up to storage tank (1) lower surface, feed opening (11) lower surface fixedly connected with discharging pipe (12), discharging pipe (12) lower extreme fixed intercommunication has valve (13), storage tank (1) inside is provided with temperature control subassembly (9).

2. The production system of polycarboxylate water reducing agent dry powder of claim 1, characterized in that: the storage tank (1) bottom symmetry is provided with supporting leg (14), viewing aperture (10) have been seted up on storage tank (1) surface, viewing aperture (10) set up to transparent glass board.

3. The production system of polycarboxylate water reducing agent dry powder of claim 1, characterized in that: the temperature control assembly (9) comprises a water inlet pipe (901), a water outlet pipe (902) and a coil pipe (903), wherein the coil pipe (903) is fixedly connected inside the storage tank (1), the two ends of the coil pipe (903) are fixedly communicated with the water inlet pipe (901) and the water outlet pipe (902) respectively, and one ends of the water inlet pipe (901) and one end of the water outlet pipe (902) are fixedly connected with flanges.

4. The production system of polycarboxylate water reducing agent dry powder of claim 3, characterized in that: the coil pipe (903) is arranged inside the storage tank (1) in a threaded mode, and the storage tank (1) is filled with heat insulation materials (16).

5. The production system of polycarboxylate water reducing agent dry powder of claim 1, characterized in that: the storage tank (1) inner wall symmetry is provided with temperature sensor (15), storage tank (1) surface is provided with the display screen, temperature sensor (15) and display screen electric connection.

6. The production system of polycarboxylate water reducing agent dry powder of claim 1, characterized in that: the storage tank (1) bottom fixedly connected with fixed block (8), (mixing) shaft (4) rotate to be connected in fixed block (8) upper surface.

7. The production system of polycarboxylate water reducing agent dry powder of claim 1, characterized in that: the cross section of the blanking plate (7) is in a right-angled triangle shape, the blanking plates (7) are arranged in two groups, and the directions of the inclined surfaces of the two groups of blanking plates (7) are opposite.