Polycarboxylate superplasticizer powder drying device

Abstract

The utility model discloses a polycarboxylate superplasticizer powder drying device which comprises a drying chamber, a curved surface transparent strip is fixedly installed in a fillet through hole in the outer side of the drying chamber, a powder scraping frame is fixedly installed at the position, close to the edge, of the upper surface of the drying chamber, and a centrifugal atomizer is fixedly installed in the center of the upper surface of the drying chamber. A liquid inlet pipe opening is formed in the position, close to the edge, of the upper surface of the centrifugal atomizer, and a discharging pipe opening is fixedly connected to the lower end of the drying chamber. According to the polycarboxylate superplasticizer powder drying device disclosed by the utility model, the polycarboxylate superplasticizer powder adhered to the half part of the inner wall of the drying chamber can be automatically scraped off through the powder scraping frame, so that the powder on the inner wall of the drying chamber can be conveniently cleaned and discharged; the drying condition of the polycarboxylate superplasticizer powder in the drying chamber can be observed through the curved surface transparent strips, more light rays can enter the drying chamber through the curved surface transparent strips, the interior of the drying chamber is brighter, and observation is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to water reducing agent powder drying device structure technical field, especially in kind of polycarboxylate water reducing agent powder drying device. BACKGROUND

[0002] Polycarboxylate water reducing agent powder drying device can be centrifugal spray drying equipment, spray granulation drying equipment or vacuum drying device etc., polycarboxylate water reducing agent as a kind of high-performance water reducing agent, has wide application in cement concrete, in order to make it into powder, need to use special drying device.

[0003] Centrifugal spray drying equipment is through the centrifugal spray way, polycarboxylate water reducing agent liquid atomization into small particles, and in hot air, rapidly dry, form powder, in prior art water reducing agent powder drying device centrifugal atomizer polycarboxylate water reducing agent liquid atomization into small particles, dry room inside downward hot whirlwind, small particles are dried into powder, this drying mode has several problems, one is not completely powder will stick to dry room inner wall upper half, polycarboxylate water reducing agent powder of dry room inner wall is inconvenient to clean and discharge, two dry room outside observation mirror is too small, and the light is less, and the inside of the drying chamber is too dark, and the inside of the drying chamber is inconvenient to observe. SUMMARY

[0004] The utility model discloses a kind of polycarboxylate water reducing agent powder drying devices, can effectively solve the problems in background art.

[0005] To achieve the above object, the technical scheme adopted by the utility model is as follows:

[0006] A kind of polycarboxylate water reducing agent powder drying device, including drying chamber, the inside fixed installation of the outside round corner through-hole of the drying chamber is equipped with curved surface transparent strip, the position of the upper surface of the drying chamber close to edge is fixedly installed with powder scraping frame, the center position of the upper surface of the drying chamber is fixedly installed with centrifugal atomizer, the position of the upper surface of the centrifugal atomizer close to edge is equipped with liquid inlet, the lower end of the drying chamber is fixedly connected with discharge pipe, the position close to lower end of the drying chamber is fixedly connected with exhaust pipe, the position close to upper end of the drying chamber is fixedly connected with hot air pipe, the end of the hot air pipe away from the drying chamber is fixedly connected with L-shaped pipe by bolt, the lower end of the heater is fixedly connected with air blower by bolt, the air inlet of the air blower is fixedly installed with air filter by bolt.

[0007] Preferably, the number of the curved surface transparent strip is two, and the positions of the curved surface transparent strips are aligned front and back.

[0008] The fixed ring is fixedly installed on the upper surface of the drying chamber at the edge.

[0009] Preferably, the fixed ring is fixedly installed on the upper surface of the drying chamber at the edge.

[0010] Preferably, the sliding rod is arranged in the circular through hole of the fixed ring, the screw rod is arranged in the threaded through hole of the fixed ring, the number of the sliding rod and the screw rod is two, and the screw rod is arranged at the middle position between the sliding rods.

[0011] Preferably, the upper ring is fixedly installed on the upper end of the sliding rod, the electric motor is fixedly installed on the through hole of the upper surface of the upper ring, the number of the electric motor is two, and the lower end of the rotating shaft of the electric motor is fixedly connected with the upper end of the screw rod.

[0012] Preferably, the powder scraping ring is fixedly installed on the lower end of the sliding rod, the lower end of the screw rod is inserted into the through hole of the fixed ring, the powder scraping ring is arranged in the inside of the drying chamber, and the outer side of the powder scraping ring is attached to the inner wall of the drying chamber.

[0013] The powder scraping frame can automatically scrape the polycarboxylate superplasticizer powder adhered to the upper half of the inner wall of the drying chamber, and is beneficial to the cleaning and discharge of the powder on the inner wall of the drying chamber.

[0014] The curved transparent strip is arranged, the drying condition of the polycarboxylate superplasticizer powder in the drying chamber can be observed through the curved transparent strip, more light can enter the inside of the drying chamber through the curved transparent strip, the inside of the drying chamber is brighter, and the observation is facilitated. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a whole structure schematic view of the polycarboxylate superplasticizer powder drying device.

[0016] Figure 2 It is a rear surface schematic view of the polycarboxylate superplasticizer powder drying device.

[0017] Figure 3 It is a partial structure exploded schematic view of the powder scraping frame of the polycarboxylate superplasticizer powder drying device.

[0018] Figure 4 It is a partial structure exploded schematic view of the powder scraping frame of the polycarboxylate superplasticizer powder drying device. Figure 3 It is an enlarged schematic view of part A.

[0019] In the diagram: 1. Drying chamber; 2. Curved transparent strip; 3. Powder scraper; 301. Fixing ring; 302. Slide rod; 303. Screw; 304. Upper ring; 305. Electric motor; 306. Powder scraper ring; 4. Centrifugal atomizer; 5. Liquid inlet; 6. Discharge port; 7. Exhaust port; 8. Hot air port; 9. L-shaped pipe; 10. Heater; 11. Blower; 12. Air filter. Detailed Implementation

[0020] To make the technical means, creative features, objectives and effects of this utility model easier to understand, the present utility model will be further described below in conjunction with specific embodiments.

[0021] like Figures 1-4 As shown, a polycarboxylate superplasticizer powder drying device includes a drying chamber 1. A curved transparent strip 2 is fixedly installed inside the rounded corner through-hole on the outer side of the drying chamber 1. A powder scraper 3 is fixedly installed on the upper surface of the drying chamber 1 near the edge. A centrifugal atomizer 4 is fixedly installed at the center of the upper surface of the drying chamber 1. A liquid inlet 5 is provided on the upper surface of the centrifugal atomizer 4 near the edge. A discharge pipe 6 is fixedly connected to the lower end of the drying chamber 1. An exhaust pipe 7 is fixedly connected to the outer side of the drying chamber 1 near the lower end. A hot air pipe 8 is fixedly connected to the outer side of the drying chamber 1 near the upper end. An L-shaped pipe 9 is fixedly connected to the end of the hot air pipe 8 away from the drying chamber 1 by bolts. A heater is fixedly connected to the lower end of the L-shaped pipe 9 by bolts. 10. A blower 11 is bolted to the lower end of the heater 10. An air filter 12 is bolted to the air inlet of the blower 11. The liquid inlet 5 is connected to a polycarboxylate superplasticizer pipe. The discharge pipe 6 is connected to a collection bottle. The exhaust pipe 7 is connected to a cyclone separator. The centrifugal atomizer 4 atomizes the polycarboxylate superplasticizer liquid into tiny particles and sprays them into the interior of the drying chamber 1. The blower 11 draws air into the interior of the heater 10 through the air filter 12. The hot air enters the interior of the drying chamber 1 through the L-shaped pipe 9 and the hot air inlet 8, forming a downward cyclone. The tiny particles are quickly dried to form powder. The hot air carrying the powder enters the cyclone separator along the exhaust pipe 7. The falling powder enters the collection bottle.

[0022] In this embodiment, there are two curved transparent strips 2, and the positions of the curved transparent strips 2 are aligned front and back. The drying condition of the polycarboxylate superplasticizer powder inside the drying chamber 1 can be observed through the curved transparent strips 2. More light can enter the interior of the drying chamber 1 through the curved transparent strips 2, making the interior of the drying chamber 1 brighter and easier to observe.

[0023] In this embodiment, the powder scraper 3 includes a fixing ring 301, a slide bar 302, a screw 303, an upper ring 304, an electric motor 305, and a powder scraping ring 306.

[0024] In the embodiment, the fixed ring 301 is fixedly installed on the upper surface of the drying chamber 1 at the edge.

[0025] In the embodiment, the sliding rods 302 are arranged in the circular through holes of the fixed ring 301, the screw rods 303 are arranged in the threaded through holes of the fixed ring 301, the number of the sliding rods 302 and the screw rods 303 is two, the screw rods 303 are arranged at the middle part between the sliding rods 302, the screw rods 303 can rotate in the threaded through holes of the fixed ring 301, and the sliding rods 302 can slide in the circular through holes of the fixed ring 301.

[0026] In the embodiment, the upper ring 304 is fixedly installed on the upper end of the sliding rod 302, the electric motors 305 are fixedly installed on the through holes of the upper surface of the upper ring 304, the number of the electric motors 305 is two, the lower ends of the rotating shafts of the electric motors 305 are fixedly connected with the upper ends of the screw rods 303, and the electric motors 305 can drive the screw rods 303 to rotate.

[0027] In the embodiment, the powder scraping ring 306 is fixedly installed on the lower end of the sliding rod 302, the lower end of the screw rod 303 is inserted into the through hole of the fixed ring 301, the powder scraping ring 306 is located in the inside of the drying chamber 1, the powder scraping ring 306 is attached to the inner wall of the drying chamber 1, when the powder adhered to the inner wall of the drying chamber 1 is scraped, the electric motors 305 drive the screw rods 303 to rotate, drive the sliding rods 302 and the upper ring 304 to ascend and descend, and drive the powder scraping ring 306 to ascend and descend, the powder scraping ring 306 descends, the powder adhered to the inner wall of the drying chamber 1 is scraped, the powder scraping frame 3 can automatically scrape the polycarboxylate superplasticizer powder adhered to the upper half of the inner wall of the drying chamber 1, and the powder on the inner wall of the drying chamber 1 is cleaned and discharged.

[0028] The protection scope of the utility model is not limited to the above embodiment and its transformation. The routine modification and replacement of the technical personnel in the art based on the content of the embodiment all belong to the protection scope of the utility model.

Claims

1. A polycarboxylate superplasticizer powder drying device, characterized by: The utility model provides a drying room, the inside fixed mounting of outside round corner through -hole of drying room (1) is curved surface transparent strip (2), the upper surface fixed mounting of drying room (1) is close to the position of edge and is equipped with the powder scraping frame (3), the upper surface fixed mounting of drying room (1) is close to the position of center and is equipped with centrifugal atomizer (4), the upper surface of centrifugal atomizer (4) is close to the position of edge and is equipped with liquid inlet pipe (5), the lower end fixed connection of drying room (1) is equipped with discharge pipe (6), the lower end fixed connection of drying room (1) is equipped with exhaust pipe (7) close to, the lower end fixed connection of drying room (1) is equipped with hot -blast pipe (8) close to the upper end, the one end of hot -blast pipe (8) is away from drying room (1) and is fixedly connected with L shaped pipe (9) through bolt, the lower end of L shaped pipe (9) is fixedly connected with heater (10) through bolt, the lower end of heater (10) is fixedly connected with air blower (11) through bolt, the air inlet of air blower (11) is fixedly installed with air filter (12) through bolt.

2. The polycarboxylate superplasticizer powder drying device according to claim 1, characterized in that: The curved surface transparent strip (2) is provided with two, the position between the curved surface transparent strip (2) is aligned front and back.

3. The polycarboxylate superplasticizer powder drying device according to claim 2, characterized in that: The powder scraping frame (3) includes a fixed ring (301), a sliding rod (302), a screw rod (303), an upper ring (304), an electric motor (305) and a powder scraping ring (306).

4. The polycarboxylate superplasticizer powder drying device according to claim 3, characterized in that: The fixed ring (301) is fixedly installed on the upper surface of the drying room (1) at the edge.

5. The polycarboxylate superplasticizer powder drying device according to claim 4, characterized in that: The sliding rod (302) is arranged in the circular through hole of the fixed ring (301), the screw rod (303) is arranged in the threaded through hole of the fixed ring (301), the number of the sliding rod (302) and the screw rod (303) is two, and the screw rod (303) is arranged at the middle position between the sliding rods (302).

6. The polycarboxylate superplasticizer powder drying device according to claim 5, characterized in that: The upper ring (304) is fixedly installed on the upper end of the sliding rod (302), the electric motor (305) is fixedly installed on the through hole of the upper surface of the upper ring (304), the number of the electric motor (305) is two, and the lower end of the rotating shaft of the electric motor (305) is fixedly connected with the upper end of the screw rod (303).

7. The polycarboxylate superplasticizer powder drying device according to claim 6, characterized in that: The powder scraping ring (306) is fixedly installed on the lower end of the sliding rod (302), the lower end of the screw rod (303) is inserted into the through hole of the fixed ring (301), the powder scraping ring (306) is arranged in the inside of the drying room (1), and the inner wall of the drying room (1) is attached to the outside of the powder scraping ring (306).

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