CN219333861U - Physical dry mixing device for gypsum retarder production - Google Patents

Abstract

The utility model discloses a physical dry mixing device for producing a gypsum retarder, which comprises a rectangular base and a dry mixing hopper movably arranged above the rectangular base, wherein feeding mechanisms are arranged on two sides of the dry mixing hopper, stirring mechanisms are arranged in the dry mixing hopper, and each feeding mechanism comprises a group of mounting frames, a group of conveying pipelines, a group of rotating motors, a group of rotating shafts, a plurality of auger conveying blades, a group of cams, two groups of fixed sleeves, two groups of sliding rods, two groups of limiting blocks, a group of screen frames and a group of driving wheels. The utility model has the beneficial effects that the feeding mechanisms positioned on the two sides of the mixing hopper adopt a group of screen frames to screen impurities in the semi-finished product of the superfine powder retarder and other raw materials, a group of conveying pipelines can automatically and quantitatively feed the materials, and the stirring mechanism adopts a plurality of spiral stirring blades to match the reciprocating swing of the dry mixing hopper, so that the materials are fully stirred and mixed, and the physical dry mixing effect and the quality of the finished product are improved.

Description

Physical dry mixing device for gypsum retarder production

Technical Field

The utility model relates to the field of gypsum retarder production, in particular to a physical dry mixing device for gypsum retarder production.

Background

The gypsum retarder is mainly used for plastering gypsum, binding gypsum, gypsum putty, gypsum products and other gypsum building materials, and is mainly used for reducing the setting speed of gypsum. The retarder commonly used at present mainly comprises three types of retarders such as organic acid, soluble salt thereof, alkaline phosphate, proteins and the like.

In the production process of the gypsum retarder, the dried superfine powder retarder semi-finished product powder is placed into stirring equipment and is subjected to physical dry mixing and stirring with other raw materials to produce a superfine finished product. At present, the dry-mixed stirring equipment used needs to be fed manually, impurities in powder cannot be screened, and the stirring rod inside the stirring equipment is simple and single in structure and function, so that the materials cannot be fully mixed.

The foregoing is not necessarily a prior art, and falls within the technical scope of the inventors.

Disclosure of Invention

Aiming at the defects, the utility model provides a physical dry mixing device for producing the gypsum retarder, which aims to solve the problem of physical dry mixing in the production of the gypsum retarder.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the physical dry mixing device for producing the gypsum retarder comprises a rectangular base and a dry mixing hopper movably arranged above the rectangular base, wherein feeding mechanisms are arranged on two sides of the dry mixing hopper, and a stirring mechanism is arranged in the dry mixing hopper;

the feeding mechanism comprises a group of mounting frames, a group of conveying pipelines, a group of rotating motors, a group of rotating shafts, a plurality of auger conveying blades, a group of cams, two groups of fixed sleeves, two groups of sliding rods, two groups of limiting blocks, a group of screen frames and a group of driving wheels, wherein the group of mounting frames are arranged on two sides of the rectangular base, the group of conveying pipelines are respectively arranged on the group of mounting frames, the group of rotating motors are respectively horizontally arranged at the rear ends of the group of mounting frames, the group of rotating shafts are respectively arranged at the rotating ends of the group of rotating motors, the front ends of the rotating motors are respectively movably inserted in the opposite conveying pipelines, the plurality of auger conveying blades are respectively arranged on the group of rotating shafts, the group of cams are respectively arranged on the group of rotating shafts, the two groups of fixed sleeves are respectively arranged on the group of conveying pipelines, the bottoms of the two groups of sliding rods are respectively movably inserted in the two groups of fixed sleeves, the two groups of limiting blocks are respectively arranged at the bottoms of the two groups of sliding rods, the group of screen frames are respectively arranged at the upper ends of the opposite groups of sliding rods, and the group of driving wheels are respectively movably arranged at the bottoms of the left side of the screen frames and correspond to the positions of the group of cams.

Further, the stirring mechanism comprises a group of vertical mounting plates, a group of rotating shafts, an incomplete gear, a mounting plate, a double-shaft motor, a first connecting rod, a second connecting rod, a sliding rack, a driving gear, a stirring shaft, a driven gear and a plurality of spiral stirring blades, wherein the group of vertical mounting plates are mounted on a rectangular base, the group of rotating shafts are movably inserted between the group of vertical mounting plates respectively, hollow in the group of vertical mounting plates and connected with two sides of a dry mixing hopper, the incomplete gear is mounted on a rotating shaft on the left side, the mounting plate is mounted on the left vertical mounting plate, the double-shaft motor is horizontally mounted on the rear end of the mounting plate, the first connecting rod is mounted on the right rotating end of the double-shaft motor, the second connecting rod is movably hinged to the front end of the first connecting rod, the sliding rack is movably hinged to the second front end of the connecting rod, the upper end of the second connecting rod is meshed with the incomplete gear, the driving gear is movably mounted on the left rotating end of the double-shaft motor, the stirring shaft is movably inserted in the group of rotating shafts and penetrates through the hopper, the driven gear is mounted on the left end of the stirring shaft and is mutually meshed with the driving gear, and the stirring shaft is uniformly mounted on the stirring shaft.

Further, a strip-shaped chute is formed in the mounting plate, and the bottom of the sliding rack is slidably mounted on the strip-shaped chute.

Further, a group of conveying pipelines are respectively provided with a feed inlet corresponding to a group of screen frames, and weighing devices are respectively arranged at the bottoms of a group of mounting frames.

Further, the outer surfaces of the bottoms of the two groups of sliding rods are respectively sleeved with springs.

Furthermore, a discharge port is formed in the bottom of the dry mixing hopper, and a control valve is arranged at the discharge port.

The utility model provides a physical dry mixing device for producing gypsum retarder, which has the advantages that a batch of screen frames are adopted by a feeding mechanism positioned on two sides of a mixing hopper, so that the semi-finished product of the special-grade powder retarder and impurities in other raw materials can be screened at first, a batch of conveying pipelines can be used for automatically and quantitatively feeding the materials, and a plurality of spiral stirring blades are adopted by the stirring mechanism to match with the reciprocating swing of the dry mixing hopper, so that the materials are fully stirred and mixed, and the physical dry mixing effect and the quality of the finished product are improved.

Drawings

Fig. 1 is a schematic diagram of a physical dry mixing device for producing a gypsum retarder according to the utility model.

Fig. 2 is a schematic view of a feeding mechanism according to the present utility model.

Fig. 3 is a schematic diagram of the transmission of the cam and the driving wheel according to the present utility model.

FIG. 4 is a schematic view of the stirring mechanism of the present utility model.

Fig. 5 is a side view of a dry mix hopper according to the present utility model.

In the figure: 1. a rectangular base; 2. a dry-mixing hopper; 3. a mounting frame; 4. a delivery conduit; 5. a rotating electric machine; 6. a rotation shaft; 7. auger delivery blades; 8. a cam; 9. a fixed sleeve; 10. a slide bar; 11. a limiting block; 12. a screen frame; 13. a driving wheel; 14. a vertical mounting plate; 15. a rotating shaft; 16. an incomplete gear; 17. a mounting plate; 18. a biaxial motor; 19. a first connecting rod; 20. a second connecting rod; 21. sliding racks; 22. a drive gear; 23. a stirring shaft; 24. a driven gear; 25. spiral stirring blades; 26. a strip-shaped chute; 27. a feed inlet; 28. a weighing device; 29. a spring; 30. a discharge port; 31. and a control valve.

Description of the embodiments

The utility model is described in detail below with reference to the accompanying drawings, as shown in fig. 1-5: the physical dry mixing device for producing the gypsum retarder comprises a rectangular base 1 and a dry mixing hopper 2 movably arranged above the rectangular base 1, wherein feeding mechanisms are arranged on two sides of the dry mixing hopper 2, and a stirring mechanism is arranged in the dry mixing hopper 2; the feeding mechanism comprises a group of mounting frames 3, a group of conveying pipelines 4, a group of rotating motors 5, a group of rotating shafts 6, a plurality of auger conveying blades 7, a group of cams 8, two groups of fixed sleeves 9, two groups of sliding rods 10, two groups of limiting blocks 11, a group of screen frames 12 and a group of driving wheels 13, wherein the group of mounting frames 3 are arranged on two sides of the rectangular base 1, the group of conveying pipelines 4 are respectively arranged on the group of mounting frames 3, the group of rotating motors 5 are respectively horizontally arranged at the upper rear ends of the group of mounting frames 3, the group of rotating shafts 6 are respectively arranged at the rotating ends of the group of rotating motors 5, the front ends of the rotating shafts 6 are respectively movably inserted into the opposite conveying pipelines 4, the plurality of auger conveying blades 7 are respectively arranged on the group of rotating shafts 6, the group of cams 8 are respectively arranged on the group of rotating shafts 6, the two groups of fixed sleeves 9 are respectively arranged on the group of conveying pipelines 4, the bottoms of the two groups of sliding rods 10 are respectively movably inserted into the two groups of fixed sleeves 9, the two groups of limiting blocks 11 are respectively arranged at the bottoms of the two groups of sliding rods 10, the two groups of sliding rods 10 are respectively arranged at the bottoms of the two groups of the screen frames 10, the corresponding to the groups of the left sides of the two groups of the sliding rods 12 are respectively arranged at the bottoms of the groups of the screen frames 12, and the groups of the corresponding to the groups of the sliding frames 8 are respectively arranged at the positions of the left sides of the two groups of the sliding frames 8; the stirring mechanism comprises a group of vertical mounting plates 14, a group of rotating shafts 15, an incomplete gear 16, a mounting plate 17, a double-shaft motor 18, a first connecting rod 19, a second connecting rod 20, a sliding rack 21, a driving gear 22, a stirring shaft 23, a driven gear 24 and a plurality of spiral stirring blades 25, wherein the group of vertical mounting plates 14 are mounted on a rectangular base 1, the group of rotating shafts 15 are respectively movably inserted between the group of vertical mounting plates 14, the inside is hollow and connected with two sides of a dry mixing hopper 2, the incomplete gear 16 is mounted on the left rotating shaft 15, the mounting plate 17 is mounted on the left vertical mounting plate 14, the double-shaft motor 18 is horizontally mounted on the rear end of the mounting plate 17, the first connecting rod 19 is mounted on the right rotating end of the double-shaft motor 18, the second connecting rod 20 is movably hinged to the front end of the first connecting rod 19, the sliding rack 21 is movably hinged to the front end of the second connecting rod 20, the upper end of the sliding rack is meshed with the incomplete gear 16, the driving gear 22 is movably mounted on the left rotating end of the double-shaft motor 18, the stirring shaft 23 is movably inserted into the group of dry mixing hopper 15, the through the driven gear 24 is uniformly meshed with the driven gear 23, and the stirring blades 23 are uniformly arranged on the left rotating shaft 23; the mounting plate 17 is provided with a bar-shaped chute 26, and the bottom of the sliding rack 21 is slidably arranged on the bar-shaped chute 26; the group of conveying pipelines 4 are respectively provided with a feed inlet 27 corresponding to the group of screen frames 12, and the bottoms of the group of mounting frames 3 are respectively provided with a weighing device 28; springs 29 are respectively sleeved on the outer surfaces of the bottoms of the two groups of sliding rods 10; the bottom of the dry mixing hopper 2 is provided with a discharge outlet 30, and a control valve 31 is arranged at the discharge outlet 30.

The working principle of the embodiment is as follows: when the device is used, a user firstly puts superfine powder retarder semi-finished powder and other raw materials into a group of screen frames 12 respectively;

when the materials are fed: the group of rotating motors 5 starts to work at first, the group of conveying pipelines 4 are respectively arranged on the group of mounting frames 3, the group of rotating motors 5 are respectively horizontally arranged at the upper rear ends of the group of mounting frames 3, the group of rotating shafts 6 are respectively arranged at the rotating ends of the group of rotating motors 5, the front ends are respectively movably inserted into the opposite conveying pipelines 4 through fastening bearings, the plurality of auger conveying blades 7 are respectively arranged on the group of rotating shafts 6, the group of cams 8 are respectively arranged on the group of rotating shafts 6, the two groups of fixed sleeves 9 are respectively arranged on the group of conveying pipelines 4, the bottoms of the two groups of sliding rods 10 are respectively movably inserted into the two groups of fixed sleeves 9, the two groups of limiting blocks 11 are respectively arranged at the bottoms of the two groups of sliding rods 10, the group of screen frames 12 are respectively arranged at the upper ends of the opposite group of sliding rods 10, the group of driving wheels 13 are respectively movably arranged at the left side of the bottoms of the group of the screen frames 12, and corresponding to the position of the group of cams 8, the group of conveying pipelines 4 are respectively provided with a feed inlet 27 corresponding to the group of screen frames 12, the bottom of the group of mounting frames 3 is respectively provided with a weighing device 28, the outer surfaces of the bottoms of the two groups of sliding rods 10 are respectively sleeved with springs 29, as shown in figures 2 and 3, the group of rotating motors 5 firstly drive the group of screen frames 12 to reciprocate up and down through the group of cams 8 and the group of driving wheels 13 to screen impurities from the materials in the group of screen frames 12, the screened materials respectively fall into the group of conveying pipelines 4, the plurality of auger conveying blades 7 can drive the materials in the group of conveying pipelines 4 to be uniformly fed into the dry mixing hopper 2, the group of weighing devices 28 can cumulatively detect the weight of the materials entering the group of conveying pipelines 4, and when the set weight is reached, the group of rotating motors 5 stop working, realizing automatic quantification of materials;

stirring: a group of vertical mounting plates 14 are mounted on the rectangular base 1, a group of rotating shafts 15 are movably inserted between the group of vertical mounting plates 14 through fastening bearings, hollow inside and connected with two sides of the dry mixing hopper 2, an incomplete gear 16 is mounted on one rotating shaft 15 on the left side, a mounting plate 17 is mounted on the left vertical mounting plate 14, a double-shaft motor 18 is horizontally mounted on the rear end of the mounting plate 17, a first connecting rod 19 is mounted on the right rotating end of the double-shaft motor 18, a second connecting rod 20 is movably hinged on the front end of the first connecting rod 19, a sliding rack 21 is movably hinged on the front end of the second connecting rod 20, the upper end is meshed with the incomplete gear 16, a driving gear 22 is movably mounted on the left rotating end of the double-shaft motor 18, a stirring shaft 23 is movably inserted in the group of rotating shafts 15 and penetrates through the dry mixing hopper 2, the left side of the stirring shaft 23 is mounted on the mounting plate 17 through the fastening bearings, the driven gear 24 is arranged at the left end of the stirring shaft 23 and is meshed with the driving gear 22, a plurality of spiral stirring blades 25 are uniformly arranged on the stirring shaft 23, a strip-shaped chute 26 is arranged on the mounting plate 17, the bottom of the sliding rack 21 is slidably arranged on the strip-shaped chute 26, as shown in figures 4 and 5, the double-shaft motor 18 firstly drives the sliding rack 21 to reciprocate through the connecting rod 19 and the connecting rod 20, the sliding rack 21 drives the dry mixing hopper 2 on the group of rotating shafts 15 to reciprocate through the incomplete gear 16, so that materials in the dry mixing hopper 2 are turned, meanwhile, the double-shaft motor 18 drives the stirring shaft 23 to rotate through the driving gear 22 and the driven gear 24, and the materials can be fully stirred and mixed by matching with the plurality of spiral stirring blades 25, so that the physical dry mixing effect and the quality of finished products are improved, the stirred material may be discharged through the discharge port 30.

The above technical solution only represents the preferred technical solution of the present utility model, and some changes that may be made by those skilled in the art to some parts of the technical solution represent the principles of the present utility model, and the technical solution falls within the scope of the present utility model.

Claims (6)

1. The physical dry mixing device for producing the gypsum retarder comprises a rectangular base (1) and a dry mixing hopper (2) movably arranged above the rectangular base (1), and is characterized in that feeding mechanisms are arranged on two sides of the dry mixing hopper (2), and a stirring mechanism is arranged in the dry mixing hopper (2);

the feeding mechanism comprises a group of mounting frames (3), a group of conveying pipelines (4), a group of rotating motors (5), a group of rotating shafts (6), a plurality of auger conveying blades (7), a group of cams (8), two groups of fixed sleeves (9), two groups of sliding rods (10), two groups of limiting blocks (11), a group of screen frames (12) and a group of driving wheels (13), wherein the group of mounting frames (3) are arranged on two sides of a rectangular base (1), the group of conveying pipelines (4) are respectively arranged on the group of mounting frames (3), the group of rotating motors (5) are respectively arranged at the upper rear ends of the group of mounting frames (3) in a horizontal manner, the group of rotating shafts (6) are respectively arranged at the rotating ends of the group of rotating motors (5) in a movable manner, the front ends of the rotating shafts (6) are respectively arranged in the opposite conveying pipelines (4), the group of auger conveying blades (7) are respectively arranged on the group of rotating shafts (6), the group of cams (8) are respectively arranged on the group of rotating shafts (6), the two groups of fixed sleeves (9) are respectively arranged on the group of rotating shafts (4) in a sliding rods (10) which are respectively arranged at the bottoms of the two groups of rotating shafts (10) in the movable sleeves respectively, the group of driving wheels (13) are respectively movably arranged at the left side of the bottom of the group of screen frames (12) and correspond to the group of cams (8).

2. The physical dry mixing device for producing the gypsum retarder according to claim 1, wherein the stirring mechanism comprises a group of vertical mounting plates (14), a group of rotating shafts (15), an incomplete gear (16), a mounting plate (17), a double-shaft motor (18), a first connecting rod (19), a second connecting rod (20), a sliding rack (21), a driving gear (22), a stirring shaft (23), a driven gear (24) and a plurality of spiral stirring blades (25), the group of vertical mounting plates (14) are mounted on a rectangular base (1), the group of rotating shafts (15) are respectively movably inserted between the group of vertical mounting plates (14), are hollow in the inside and are connected with two sides of the dry mixing hopper (2), the incomplete gear (16) is mounted on the left one rotating shaft (15), the mounting plate (17) is mounted on the left vertical mounting plate (14), the double-shaft motor (18) is horizontally mounted at the upper rear end of the mounting plate (17), the first connecting rod (19) is mounted at the right rotating end of the double-shaft motor (18), the second connecting rod (20) is movably hinged at the front end of the first connecting rod (19), the front end of the connecting rod (21) is not completely meshed with the front end of the connecting rod (16), the driving gear (22) is movably mounted on the left rotary end of the double-shaft motor (18), the stirring shaft (23) is movably inserted in a group of rotating shafts (15) and penetrates through the dry mixing hopper (2), the driven gear (24) is mounted at the left end of the stirring shaft (23) and meshed with the driving gear (22), and a plurality of spiral stirring blades (25) are uniformly mounted on the stirring shaft (23).

3. The physical dry mixing device for producing the gypsum retarder according to claim 2, wherein the mounting plate (17) is provided with a strip-shaped chute (26), and the bottom of the sliding rack (21) is slidably arranged on the strip-shaped chute (26).

4. The physical dry mixing device for producing the gypsum retarder according to claim 1, wherein a group of conveying pipelines (4) are respectively provided with a feed inlet (27) corresponding to a group of screen frames (12), and the bottoms of a group of mounting frames (3) are respectively provided with a weighing device (28).

5. The physical dry mixing device for producing the gypsum retarder according to claim 1, wherein springs (29) are respectively sleeved on the outer surfaces of the bottoms of the two groups of sliding rods (10).

6. The physical dry mixing device for producing the gypsum retarder according to claim 1, wherein a discharge port (30) is formed in the bottom of the dry mixing hopper (2), and a control valve (31) is arranged at the discharge port (30).

Images