Ground calcium carbonate grading device for building material preparation

Abstract

The utility model relates to the technical field of heavy calcium carbonate grading, in particular to a heavy calcium carbonate grading device for building material preparation, which comprises a grading box, an inclined first grading net is fixedly connected to the inner side of the grading box, and a first discharging frame which is fixedly connected to the outer side of the grading box and is communicated with the grading box is arranged on one side of the first grading net. According to the device, through the arrangement of the grading box, the first grading net, the first discharging frame, the second grading net, the second discharging frame, the storage plate, the sliding rod, the spring, the baffle, the fixing frame, the vibration motor, the bottom plate and the material storage box, the whole device can vibrate, the vibration effect is improved, and the vibration effect is improved. Therefore, heavy calcium carbonate staying at the top end of the device penetrates through the first grading net and the second grading net to be graded, and the grading speed can be increased through vibration of the vibration motor.

Description

Technical Field

[0001] The utility model relates to the technical field of heavy calcium carbonate classification, in particular to a heavy calcium carbonate classification device for preparing building materials. Background Art

[0002] Heavy calcium carbonate, abbreviated as heavy calcium, is made by grinding natural carbonate minerals such as calcite, marble, and limestone. It is a commonly used powdered inorganic filler with the advantages of high chemical purity, high inertness, low chemical reaction resistance, good thermal stability, no decomposition below 400°C, high whiteness, low oil absorption, low refractive index, soft texture, dryness, no crystal water, low hardness and abrasion value, non-toxicity, tastelessness, odorlessness, and good dispersibility. Therefore, heavy calcium carbonate is often used in the preparation of building materials. The calcium carbonate grading device is a device used to separate and classify calcium carbonate powder according to different particle sizes. Calcium carbonate powder can be divided into multiple grades to meet the needs of different industries and applications.

[0003] When existing heavy calcium carbonate is classified, its powder is relatively fine and easily accumulates on the surface of the classification device and cannot enter the device. It needs to be manually moved to allow it to enter the interior of the device. The classification efficiency is low. After the classification is completed, the discharged heavy calcium carbonate will raise dust, which affects the health of the workers. The existing device is not equipped with a dust removal mechanism. Therefore, in order to solve the above problems, a heavy calcium carbonate classification device for building material preparation is proposed. Utility Model Content

[0004] The purpose of the utility model is to provide a heavy calcium carbonate classification device for building material preparation, so as to solve the problems of low classification efficiency and lack of dust removal mechanism in the above-mentioned background technology.

[0005] To achieve the above objectives, the present invention provides the following technical solutions:

[0006] The lifting mechanism is a lifting mechanism, and the lifting mechanism is a lifting mechanism, and the lifting mechanism is a lifting mechanism, and the lifting mechanism is a lifting mechanism, and the lifting mechanism is a lifting mechanism, and the lifting mechanism is a lifting mechanism, and the lifting mechanism is a lifting mechanism.

[0007] Preferably, the dust removal mechanism includes a dust removal box fixedly connected to the top of the first discharging frame and the second discharging frame respectively, the outer side of the dust removal box is provided with an air outlet hole which passes through the inner side of the dust removal box, the inner side of the dust removal box is fixedly connected with an exhaust fan located above the air outlet hole, the top of the dust removal box is provided with a box cover, the bottom end of the box cover is fixedly connected to a collecting bag located on the inside of the dust removal box, the top of the box cover is fixedly connected to a connecting pipe which passes through the box cover, and the end of the connecting pipe away from the box cover is fixedly connected to a dust collector which passes through the connecting pipe.

[0008] Preferably, there are multiple dust removal mechanisms, which are evenly distributed at the top of the first discharge frame and the second discharge frame. The outer side of the collecting bag fits tightly with the inner side of the dust removal box, and the dust collectors are respectively fixedly connected to the top of the first discharge frame and the second discharge frame and pass through the first discharge frame and the second discharge frame.

[0009] Preferably, the first grading net and the second grading net are of the same shape and size, the aperture of the first grading net is larger than that of the second grading net, and the first discharging frame and the second discharging frame are of the same shape and size.

[0010] Preferably, there are multiple sliding rods, which are evenly distributed at the bottom of the storage plate. The sliding rods pass through the fixed frame and are slidably connected to the fixed frame. The top of the spring is fixedly connected to the bottom of the storage plate, and the bottom of the spring is fixedly connected to the top of the fixed frame.

[0011] Compared with the prior art, the beneficial effects of the present invention are:

[0012] 1. In the present invention, the grading box, the first grading net, the first discharging frame, the second grading net, the second discharging frame, the storage plate, the slide bar, the spring, the baffle, the fixed frame, the vibration motor, the bottom plate and the storage box are provided, so that the device as a whole can be vibrated, so that the heavy calcium carbonate staying at the top of the device passes through the first grading net and the second grading net for grading, and the vibration of the vibration motor can accelerate the grading speed;

[0013] 2. In the utility model, the dust removal mechanism, dust removal box, air outlet, exhaust fan, box cover, collection bag, connecting pipe and dust collector are provided to remove dust from the graded heavy calcium carbonate and reduce the dust raised by the heavy calcium carbonate. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 It is a schematic diagram of the local structure of the utility model;

[0016] Figure 3This is a schematic diagram of the cross-sectional structure of the grading box of the utility model;

[0017] Figure 4 This is a schematic diagram of the dust removal mechanism structure of the utility model.

[0018] In the figure: 1. Classification box; 2. First classification net; 3. First discharge frame; 4. Second classification net; 5. Second discharge frame; 6. Dust removal mechanism; 601. Dust removal box; 602. Air outlet; 603. Exhaust fan; 604. Box cover; 605. Collection bag; 606. Connecting pipe; 607. Dust collector; 7. Storage plate; 8. Slide rod; 9. Spring; 10. Baffle; 11. Fixed frame; 12. Vibration motor; 13. Bottom plate; 14. Storage box. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0020] In the description of the present invention, it needs to be understood that the directions or positional relationships indicated by directional words such as "front, back, up, down, left, right", "horizontal, vertical, vertical, horizontal" and "top, bottom" are usually based on the directions or positional relationships shown in the drawings. They are only for the convenience of describing the present invention and simplifying the description. Unless otherwise specified, these directional words do not indicate or imply that the device or element referred to must have a specific direction or be constructed and operated in a specific direction. Therefore, they cannot be understood as limiting the scope of protection of the present invention; the directional words "inside and outside" refer to the inside and outside relative to the outline of each component itself.

[0021] In addition, it should be noted that the use of words such as "first" and "second" to limit components is only for the convenience of distinguishing the corresponding components. Unless otherwise stated, the above words have no special meaning and therefore cannot be understood as limiting the scope of protection of this utility model.

[0022] See also Figure 1-4 , the utility model provides a technical solution:

[0023] The grading box 1 has a first grading net 2 and a second grading net 4, and a second grading net 4 is fixedly connected to the grading box 1 on one side, and a first discharging frame 3 is fixedly connected to the outside of the grading box 1 and communicates with the grading box 1. A second grading net 4 is provided below the first grading net 2 and is fixedly connected to the inside of the grading box 1 on one side. A second discharging frame 5 is fixedly connected to the outside of the grading box 1 and communicates with the grading box 1 on one side. A dust removal mechanism 6 is provided on the top of the first discharging frame 3 and the second discharging frame 5. A storage plate 7 is fixedly connected to the outside of the grading box 1 below the second discharging frame 5. A vertical sliding rod 8 is fixedly connected to the bottom end of the storage plate 7. A spring 9 is provided on the outside of the sliding rod 8. A baffle 10 is fixedly connected to the bottom end of the sliding rod 8. A fixed frame 11 is provided above the baffle 10 below the storage plate 7. A vibration motor 12 is fixedly connected to the bottom end of the fixed frame 11. A bottom plate 13 is fixedly connected to the bottom end of the vibration motor 12. A storage box 14 is provided in the middle of the top of the bottom plate 13.

[0024] The dust collecting mechanism 6 includes dust collecting boxes 601 fixedly connected to the top of the first discharging frame 3 and the second discharging frame 5 respectively, an air outlet 602 which is communicated with the inner side of the dust collecting box 601 is provided on the outer side of the dust collecting box 601, an exhaust fan 603 located above the air outlet 602 is fixedly connected to the inner side of the dust collecting box 601, a box cover 604 is provided on the top of the dust collecting box 601, a collecting bag 605 located on the inner side of the dust collecting box 601 is fixedly connected to the bottom end of the box cover 604, a connecting pipe 606 which passes through the box cover 604 is fixedly connected to the top of the box cover 604, and a dust collector 607 which passes through the connecting pipe 606 is fixedly connected to the end of the connecting pipe 606 away from the box cover 604. The arrangement of the dust collecting mechanism 6 can collect the dust discharged through the first discharging frame 3 and the second discharging frame 5. There are multiple dust collecting mechanisms 6. The dust collecting mechanisms 6 are provided on the first and second discharging frames 3 and 5. 5 are evenly distributed on the top, the outer side of the collecting bag 605 is tightly fitted with the inner side of the dust removal box 601, the dust collector 607 is fixedly connected to the top of the first discharging frame 3 and the second discharging frame 5 respectively and passes through the first discharging frame 3 and the second discharging frame 5, the collecting bag 605 can intercept the dust and discharge the air, the first grading net 2 and the second grading net 4 are of the same shape and size, the aperture of the first grading net 2 is larger than the aperture of the second grading net 4, the first discharging frame 3 and the second discharging frame 5 are of the same shape and size, the first grading net 2 and the second grading net 4 can classify the material according to its particle size, the number of the sliding rods 8 is multiple, the sliding rods 8 are evenly distributed on the bottom end of the storage plate 7, the sliding rods 8 pass through the fixed frame 11 and are slidably connected to the fixed frame 11, the top end of the spring 9 is fixedly connected to the bottom end of the storage plate 7, and the bottom of the spring 9 is fixedly connected to the top end of the fixed frame 11.

[0025] Working process: Before use, power on the equipment, start the vibration motor 12 and the exhaust fan 603, and pour the material into the inner side of the grading box 1. At this time, the vibration of the vibration motor 12 drives the spring 9 at the top of the fixed frame 11 to continuously stretch and compress, thereby increasing the vibration. The storage plate 7 vibrates following the spring 9, and the slide bar 8 at the bottom of the storage plate 7 slides inside the fixed frame 11. The baffle 10 can prevent the slide bar 8 from detaching from the fixed frame 11 due to excessive vibration. At this time, the grading box 1 vibrates following the storage plate 7. The small-sized material passes through the first grading net 2 and falls on the top of the second grading net 4. The large-sized material rolls on the top of the first grading net 2 and is discharged through the first discharging frame 3. The smaller-sized material The materials pass through the second grading net 4 and fall into the inner side of the storage box 14 at the top of the bottom plate 13. The materials with larger particle sizes roll on the top of the second grading net 4 and are discharged through the second discharging frame 5. Due to the activation of the exhaust fan 603, the air pressure inside the dust removal box 601 is lower than the external air pressure. The air inside the first discharging frame 3 and the second discharging frame 5 can enter the inner side of the collecting bag 605 through the dust collector 607 and the connecting pipe 606 at the top of the box cover 604. The collecting bag 605 collects the dust, and the excess air is discharged through the air outlet 602 on the outside of the dust removal box 601. The setting of the dust removal mechanism 6 can collect the dust discharged through the first discharging frame 3 and the second discharging frame 5.

[0026] Any matters not described in detail in this specification are prior art known to those skilled in the art. Standard parts used in this utility model are commercially available, and special-shaped parts can be customized according to the description in the specification and the accompanying drawings. The specific connection methods of each part are all conventional means such as bolts, rivets, and welding that are mature in the prior art. The machinery, parts, and equipment are all conventional models in the prior art, and the circuit connections use conventional connection methods in the prior art, which will not be described in detail here.

[0027] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A heavy calcium carbonate classification device for preparing building materials, comprising a classification box (1), characterized in that: A first grading net (2) arranged obliquely is fixedly connected to the inner side of the grading box (1); a first discharging frame (3) fixedly connected to the outer side of the grading box (1) and communicating with the grading box (1) is provided on one side of the first grading net (2); a second grading net (4) arranged obliquely and fixedly connected to the inner side of the grading box (1) is provided below the first grading net (2); a second discharging frame (5) fixedly connected to the outer side of the grading box (1) and communicating with the grading box (1) is provided on one side of the second grading net (4); dust removal mechanisms (6) are provided on the tops of the first discharging frame (3) and the second discharging frame (5); A storage plate (7) fixedly connected to the outside of the grading box (1) is provided below the second discharging frame (5); a vertically arranged sliding rod (8) is fixedly connected to the bottom end of the storage plate (7); a spring (9) is provided on the outside of the sliding rod (8); a baffle (10) is fixedly connected to the bottom end of the sliding rod (8); a fixed frame (11) located above the baffle (10) is provided below the storage plate (7); a vibration motor (12) is fixedly connected to the bottom end of the vibration motor (12); a bottom plate (13) is fixedly connected to the bottom end of the vibration motor (12); and a storage box (14) is provided in the middle of the top end of the bottom plate (13).

2. The ground calcium carbonate classification device for preparing building materials according to claim 1, wherein: The dust removal mechanism (6) comprises a dust removal box (601) fixedly connected to the top of the first discharging frame (3) and the top of the second discharging frame (5), respectively; an air outlet (602) communicating with the inner side of the dust removal box (601) is provided on the outer side of the dust removal box (601); an exhaust fan (603) located above the air outlet (602) is fixedly connected to the inner side of the dust removal box (601); a box cover (604) is provided on the top of the dust removal box (601); a collecting bag (605) located on the inner side of the dust removal box (601) is fixedly connected to the bottom end of the box cover (604); a connecting pipe (606) passing through the box cover (604) is fixedly connected to the top of the box cover (604); and a dust collector (607) communicating with the connecting pipe (606) is fixedly connected to one end of the connecting pipe (606) away from the box cover (604).

3. The ground calcium carbonate classification device for preparing building materials according to claim 2, wherein: The number of the dust removal mechanisms (6) is multiple, and the dust removal mechanisms (6) are evenly distributed at the top of the first discharge frame (3) and the second discharge frame (5). The outer side of the collecting bag (605) is tightly fitted with the inner side of the dust removal box (601). The dust collector (607) is respectively fixedly connected to the top of the first discharge frame (3) and the second discharge frame (5) and passes through the first discharge frame (3) and the second discharge frame (5).

4. The ground calcium carbonate classification device for preparing building materials according to claim 1, characterized in that: The first grading net (2) and the second grading net (4) have the same shape and size, the aperture of the first grading net (2) is larger than the aperture of the second grading net (4), and the first discharging frame (3) and the second discharging frame (5) have the same shape and size.

5. The ground calcium carbonate classification device for preparing building materials according to claim 1, characterized in that: The number of the sliding rods (8) is multiple, and the sliding rods (8) are evenly distributed at the bottom end of the storage plate (7). The sliding rods (8) pass through the fixed frame (11) and are slidably connected to the fixed frame (11). The top end of the spring (9) is fixedly connected to the bottom end of the storage plate (7), and the bottom end of the spring (9) is fixedly connected to the top end of the fixed frame (11).

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