Dryer for producing concrete additive

Abstract

The utility model relates to the technical field of dryers, and provides a dryer for producing a concrete additive, which comprises a stirring barrel and a built-in cavity, supporting legs are arranged at the corners of the bottom end of the stirring barrel, a feeding port is formed in one side of the top end of the stirring barrel, a motor is installed in the middle of the top end of the stirring barrel, an exhaust structure is arranged on the side, away from the feeding port, of the top end of the stirring barrel, and the exhaust structure comprises an exhaust pipe, a filter pipe, a first filter layer and a second filter layer. Through the arrangement of the exhaust structure, during drying, hot air rises to the exhaust pipe, reaches the interior of the filter pipe through the exhaust pipe, rises to the first filter layer from the bottom, reaches the second filter layer after being cleaned for the first time through the first filter layer and is cleaned again, and the exhaust function of the device is achieved; and the environmental protection property of the drying machine for producing the concrete additive is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of drying machines, in particular to a drying machine used for producing concrete additives. Background Art

[0002] With the progress of the times, science and technology are constantly developing, and people's lives are becoming more and more convenient. In the development of construction, in order to make concrete stronger, concrete additives are often used, so a large number of concrete additives need to be produced. The traditional process of producing additives often produces a large amount of water accompanied by additives, so a dryer for producing concrete additives is needed;

[0003] To this end, the patent with publication number CN109357520U discloses a concrete additive drying device, including a drying box, a feed port is provided at the top of the drying box, a motor is fixedly connected to the top of the drying box, the motor is connected to the rotating shaft in the drying box, a first scattering device, a second scattering device and a third scattering device are provided on the rotating shaft from top to bottom, a receiving seat for receiving additives is provided below the rotating shaft, the upper surface of the receiving seat is inclined downward from the center to the edge, a heating device is provided in the receiving seat, a discharge port is provided at the side wall of the drying box opposite to the receiving seat, and a receiving box is provided outside the drying box at the discharge port. The concrete additives can be fully scattered by passing through the first scattering device and the second scattering device in the drying box, and the design of the through-hole size on the first drying plate and the second drying plate allows the additives to pass through the third scattering device more slowly, so that the additives can be fully dried, the effective drying area and drying time are increased, and the drying efficiency is improved;

[0004] The concrete additive drying device mentioned above has a good crushing effect and high drying efficiency, but the device has poor treatment of exhaust gas, so that the fine dust brought into the air during the drying and mixing process is easily discharged to the outside along with the gas, which is harmful to the health of workers and is not conducive to environmental protection. Utility Model Content

[0005] The utility model aims to provide a drying machine for producing concrete additives, so as to solve the defect of poor environmental protection of the existing drying machines for producing concrete additives.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions: a dryer for producing concrete additives, comprising a mixing barrel and a built-in cavity; legs are arranged at the corner positions of the bottom end of the mixing barrel, a feeding port is arranged at one side of the top end of the mixing barrel, a motor is installed at the middle position of the top end of the mixing barrel, an exhaust structure is arranged at the side of the top end of the mixing barrel away from the feeding port, the exhaust structure comprises an exhaust pipe, a filter pipe, a first filter layer and a second filter layer, the exhaust pipe is arranged at one side of the top end of the mixing barrel, a filter pipe is arranged on the outer wall of the top end of the exhaust pipe, a first filter layer is arranged inside the filter pipe, and a second filter layer is arranged inside the exhaust pipe at the top end of the first filter layer;

[0007] The bottom end of the mixing barrel is provided with a discharge port, the interior of the mixing barrel is provided with a built-in cavity, and the interior of the built-in cavity is provided with a mixing structure;

[0008] A heating structure is arranged inside the stirring barrel.

[0009] Preferably, the inner diameter of the exhaust pipe is smaller than the inner diameter of the filter pipe, and the top view cross-sectional area of ​​the first filter layer is equal to the top view cross-sectional area of ​​the second filter layer.

[0010] Preferably, an external thread is provided on the outer wall at the top of the exhaust pipe, and an internal thread is provided on the inner wall at the bottom of the filter tube. The exhaust pipe and the filter tube are designed to be threadedly connected, which is convenient for disassembly and maintenance.

[0011] Preferably, the stirring structure includes a main rotating shaft, a first stirring rod and a second stirring rod. The main rotating shaft is arranged at the top of the built-in cavity inside the stirring barrel, the first stirring rods are evenly arranged on the outer wall of the main rotating shaft, and the second stirring rods are evenly arranged on the outer wall of the first stirring rods. Multiple stirring makes the internal material more fully stirred.

[0012] Preferably, the first stirring rods are symmetrically distributed on both sides of the main rotating shaft, and the first stirring rods are evenly distributed on the outer wall of the second stirring rod.

[0013] Preferably, the top end of the main rotating shaft extends to the outside of the stirring barrel and is connected to the output end of the motor, and the second stirring rods are distributed at equal intervals on the outer wall of the first stirring rod.

[0014] Preferably, the heating structure comprises a heating chamber, a heating pad and a heating wire, the heating chamber is arranged inside the mixing barrel, the heating chamber is provided with a heating pad, and the heating wire is provided inside the heating pad.

[0015] The utility model provides a drying machine for producing concrete additives, which has the advantages of:

[0016] By providing an exhaust structure, during drying, hot air rises to the exhaust pipe, reaches the inside of the filter tube through the exhaust pipe, and inside the filter tube, the hot air rises from the bottom to the first filter layer, and reaches the second filter layer after being cleaned for the first time by the first filter layer, and is cleaned again, thereby realizing the exhaust function of the device and improving the environmental protection of the dryer for producing concrete additives;

[0017] By providing a stirring structure, the power is turned on, the motor is started, the output end drives the main shaft to rotate, and the main shaft drives the first stirring rod on the outer wall to rotate. When the first stirring rod is stirring, the second stirring rod on the outer wall of the first stirring rod plays a multiple stirring function, so that the stirring is more sufficient, the stirring function of the device is realized, and the working efficiency of the dryer for producing concrete additives is improved;

[0018] By providing a heating structure, the heating wire generates heat when the power is turned on, and the heat is conducted to the heating pad and the heating wire, and then to the inside of the built-in cavity inside the mixing barrel, thereby drying the inside of the built-in cavity. This realizes the drying function of the device and improves the applicability of the dryer for producing concrete additives. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the main cross-sectional structure of the utility model;

[0021] Figure 3 It is a side cross-sectional structural schematic diagram of the utility model;

[0022] Figure 4 For the utility model Figure 2 The enlarged structural diagram at A in the middle;

[0023] Figure 5 For the utility model Figure 3 The enlarged structural diagram at B in the middle;

[0024] Figure 6 It is a three-dimensional structural schematic diagram of the stirring structure of the utility model.

[0025] Explanation of the reference numerals in the figure: 1. stirring barrel; 2. support foot; 3. feed inlet; 4. motor; 5. exhaust structure; 501. exhaust pipe; 502. filter tube; 503. first filter layer; 504. second filter layer; 6. discharge port; 7. stirring structure; 701. main shaft; 702. first stirring rod; 703. second stirring rod; 8. heating structure; 801. heating chamber; 802. heating pad; 803. heating wire; 9. built-in chamber. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] See also Figure 1-Figure 6 The utility model provides a drying machine for producing concrete additives, which includes a mixing barrel 1 and a built-in cavity 9.

[0028] See attached Figure 1 , Attachment Figure 2 and attached Figure 4 As shown, a support leg 2 is provided at the corner position of the bottom end of the mixing barrel 1, a feeding port 3 is provided on one side of the top end of the mixing barrel 1, a motor 4 is installed at the middle position of the top end of the mixing barrel 1, an exhaust structure 5 is provided on the side of the top end of the mixing barrel 1 away from the feeding port 3, and the exhaust structure 5 includes an exhaust pipe 501, a filter pipe 502, a first filter layer 503 and a second filter layer 504. The exhaust pipe 501 is provided on one side of the top end of the mixing barrel 1, and a filter pipe 502 is provided on the outer wall of the top of the exhaust pipe 501. A first filter layer 503 is arranged inside the filter tube 502, a second filter layer 504 is arranged inside the exhaust pipe 501 at the top of the first filter layer 503, the inner diameter of the exhaust pipe 501 is smaller than the inner diameter of the filter tube 502, the top-view cross-sectional area of ​​the first filter layer 503 is equal to the top-view cross-sectional area of ​​the second filter layer 504, an external thread is arranged on the outer wall at the top of the exhaust pipe 501, an internal thread is arranged on the inner wall at the bottom of the filter tube 502, and the exhaust pipe 501 and the filter tube 502 are designed to be threadedly connected.

[0029] During drying, the hot air rises to the exhaust pipe 501 and reaches the inside of the filter tube 502 through the exhaust pipe 501. Inside the filter tube 502, the hot air rises from the bottom to the first filter layer 503, and after the first cleaning by the first filter layer 503, it reaches the second filter layer 504 and is cleaned again.

[0030] See attached Figure 2 , Attachment Figure 3 and attached Figure 6As shown, a discharge port 6 is provided at the bottom end of the mixing barrel 1, a built-in cavity 9 is provided inside the mixing barrel 1, a stirring structure 7 is provided inside the built-in cavity 9, the stirring structure 7 includes a main rotating shaft 701, a first stirring rod 702 and a second stirring rod 703, the main rotating shaft 701 is provided at the top of the built-in cavity 9 inside the mixing barrel 1, the first stirring rods 702 are evenly provided on the outer wall of the main rotating shaft 701, the second stirring rods 703 are evenly provided on the outer wall of the first stirring rod 702, the first stirring rods 702 are symmetrically distributed on both sides of the main rotating shaft 701, the first stirring rods 702 are evenly distributed on the outer wall of the second stirring rod 703, the top end of the main rotating shaft 701 extends to the outside of the mixing barrel 1 and is connected to the output end of the motor 4, and the second stirring rods 703 are evenly distributed on the outer wall of the first stirring rod 702.

[0031] When the power is turned on, the motor 4 starts, and the output end drives the main shaft 701 to rotate, and the main shaft 701 drives the first stirring rod 702 on the outer wall to rotate. When the first stirring rod 702 is stirring, the second stirring rod 703 on the outer wall of the first stirring rod 702 plays a multiple stirring function, making the stirring more sufficient.

[0032] See attached Figure 2 , Attachment Figure 3 and attached Figure 5 As shown, a heating structure 8 is provided inside the mixing barrel 1, and the heating structure 8 includes a heating chamber 801, a heating pad 802 and a heating wire 803. The heating chamber 801 is provided inside the mixing barrel 1, a heating pad 802 is provided inside the heating chamber 801, and a heating wire 803 is provided inside the heating pad 802.

[0033] When the power is turned on, the heating wire 803 generates heat, and the heat is conducted to the heating pad 802 and the heating wire 803 , and then to the interior of the built-in cavity 9 in the mixing barrel 1 , so as to dry the interior of the built-in cavity 9 .

[0034] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A drying machine for producing concrete additives, comprising a mixing barrel (1) and a built-in chamber (9); Features: Support legs (2) are arranged at the corner positions of the bottom end of the mixing barrel (1); a material inlet (3) is arranged at one side of the top end of the mixing barrel (1); a motor (4) is installed at the middle position of the top end of the mixing barrel (1); an exhaust structure (5) is arranged at the side of the top end of the mixing barrel (1) away from the material inlet (3); the exhaust structure (5) comprises an exhaust pipe (501), a filter pipe (502), a first filter layer (503) and a second filter layer (504); the exhaust pipe (501) is arranged at one side of the top end of the mixing barrel (1); a filter pipe (502) is arranged on the outer wall of the top of the exhaust pipe (501); a first filter layer (503) is arranged inside the filter pipe (502); and a second filter layer (504) is arranged inside the exhaust pipe (501) at the top end of the first filter layer (503); The bottom end of the stirring barrel (1) is provided with a discharge port (6), the interior of the stirring barrel (1) is provided with a built-in cavity (9), and the interior of the built-in cavity (9) is provided with a stirring structure (7); A heating structure (8) is provided inside the stirring barrel (1).

2. A drying machine for producing concrete additives according to claim 1, characterized in that: The inner diameter of the exhaust pipe (501) is smaller than the inner diameter of the filter pipe (502), and the top-view cross-sectional area of ​​the first filter layer (503) is equal to the top-view cross-sectional area of ​​the second filter layer (504).

3. A drying machine for producing concrete additives according to claim 1, characterized in that: An external thread is arranged on the outer wall of the top of the exhaust pipe (501), and an internal thread is arranged on the inner wall of the bottom of the filter pipe (502). The exhaust pipe (501) and the filter pipe (502) are designed to be threadedly connected.

4. A drying machine for producing concrete additives according to claim 1, characterized in that: The stirring structure (7) comprises a main rotating shaft (701), a first stirring rod (702) and a second stirring rod (703); the main rotating shaft (701) is arranged at the top of the internal cavity (9) of the stirring barrel (1); the first stirring rods (702) are evenly arranged on the outer wall of the main rotating shaft (701); and the second stirring rods (703) are evenly arranged on the outer wall of the first stirring rods (702).

5. A drying machine for producing concrete additives according to claim 4, characterized in that: The first stirring rods (702) are symmetrically distributed on both sides of the main rotating shaft (701), and the first stirring rods (702) are evenly spaced on the outer wall of the second stirring rod (703).

6. A drying machine for producing concrete additives according to claim 4, characterized in that: The top end of the main rotating shaft (701) extends to the outside of the stirring barrel (1) and is connected to the output end of the motor (4), and the second stirring rods (703) are distributed at equal intervals on the outer wall of the first stirring rod (702).

7. A drying machine for producing concrete additives according to claim 1, characterized in that: The heating structure (8) comprises a heating chamber (801), a heating pad (802) and a heating wire (803); the heating chamber (801) is arranged inside the stirring barrel (1); the heating pad (802) is arranged inside the heating chamber (801); and the heating wire (803) is arranged inside the heating pad (802).

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