CN219596793U

CN219596793U - Cold air device for reducing cement grinding temperature during tail grinding

Info

Publication number: CN219596793U
Application number: CN202320033253.3U
Authority: CN
Inventors: 刘伟志
Original assignee: Hengyang Hongshi Cement Co ltd
Current assignee: Hengyang Hongshi Cement Co ltd
Priority date: 2023-01-06
Filing date: 2023-01-06
Publication date: 2023-08-29
Anticipated expiration: 2033-01-06

Abstract

The utility model discloses a cold air device for reducing the temperature of a cement mill for grinding a tail, which comprises an outer box body, wherein a transmission mechanism is arranged on one side of the top of the outer box body, a cold air mechanism is arranged at one end of the top of the outer box body, a second air inlet pipe is connected to the upper part of one side of the outer box body, a discharge port is connected to one side of the bottom of the outer box body, which is far away from a feed port, a stirring rod is symmetrically fixed to the lower part of a first rotating shaft, and a second rotating shaft is rotatably connected to one side of the inner top surface of the outer box body, which is far away from the first rotating shaft.

Description

Cold air device for reducing cement grinding temperature during tail grinding

Technical Field

The utility model relates to the technical field of cement production, in particular to a cold air device for reducing the temperature of a cement mill outlet by tail grinding.

Background

The cement mill is a key device for crushing materials after the materials are crushed, and the ball mill is widely applied to the production industries of cement, silicate products, novel building materials and the like to carry out dry or wet grinding on various ores and other grindability materials.

When the existing cement mill runs, the cold air device cannot achieve a good cooling effect, so that when the cement in a manufacturing workshop is discharged from the mill, the temperature of the cement is higher, the subsequent construction performance of the cement is further poor, meanwhile, the adaptability of a cement finished product and an additive is also reduced, even the concrete is easy to produce temperature difference stress, the concrete is cracked, the quality of a construction member of the concrete is unqualified, and the production cost of enterprises is further improved.

Disclosure of Invention

In order to overcome the technical problems, the utility model aims to provide a cold air device for reducing the temperature of a cement mill.

The aim of the utility model can be achieved by the following technical scheme:

a cold wind device for grinding tail reduction cement goes out to grind temperature, includes the outer box, one side middle part of outer box is connected with the feed inlet, one side of the top of outer box is provided with drive mechanism, one side of the top of outer box is provided with cold wind mechanism, one side upper portion of outer box is connected with air-supply line two, one side that the feed inlet was kept away from to the bottom of outer box is connected with the discharge gate, drive mechanism includes the motor, the motor is installed in one side of the top of outer box, the output fixedly connected with first pivot of motor, the lower part symmetry of first pivot is fixed with the puddler, one side fixedly connected with belt pulley that the first pivot is close to the motor, one side rotation that the first pivot was kept away from to the interior top surface of outer box is connected with the second pivot, the upper portion fixedly connected with belt pulley two, the outside of belt pulley two is connected with driving belt.

As a further scheme of the utility model: the bottom fixedly connected with gear one of second pivot, the one side below of keeping away from first pivot in the inside of outer box rotates and is connected with the third pivot, one side fixedly connected with gear two of third pivot, the internally mounted of outer box has the baffle, the opposite side fixedly connected with helical blade of third pivot.

As a further scheme of the utility model: the cold air mechanism comprises a fan body, the fan body is fixedly connected with an outer box body, an air inlet pipe I is connected to the output end of the fan body in a penetrating manner, the bottom end of the air inlet pipe I penetrates through the top of the outer box body, and an air outlet pipe is connected to the middle of the top of the outer box body in a penetrating manner.

As a further scheme of the utility model: the air inlet pipes are not less than two, the filter screen is arranged at the bottom end of the air inlet pipe, and the filter screen is arranged at the bottom end of the air outlet pipe.

As a further scheme of the utility model: one side of the inner bottom surface of the outer box body, which is close to the feed inlet, is obliquely arranged, the spiral blade is positioned below the partition plate, the first gear is meshed with the second gear, and the driving belt is connected with the first belt pulley in an adaptive manner.

As a further scheme of the utility model: the air inlet pipe II is located above the feeding hole, the air inlet pipe II is in through connection with the outer box body, and the discharging hole is located on one side of the spiral blade close to the third rotating shaft.

The utility model has the beneficial effects that:

1. according to the utility model, the cold air mechanism is arranged, the fan body carries out blowing cooling on cement in the box body through the first air inlet pipes, the second air inlet pipes utilize the dust collection residual air quantity, the tail grinding cold air quantity is increased, the heat exchange between the cooling air and the cement is enhanced, the effective cement cooling is ensured, the power consumption is reduced, the tail grinding cooling capacity is improved, the temperature of the ground cement is reduced, the problem that the concrete is cracked in the subsequent processing of the cement and the quality of a construction member of the concrete is unqualified is solved, and the utility model has more practical significance.

2. Through setting up drive mechanism, a plurality of puddlers can stir cement for inside cement and cold wind fully contact, and then realize better cooling effect, the slope setting of outer bottom of the case portion, the cement after the convenient cooling carries helical blade department better, through the linkage of motor, drives helical blade and rotates, helical blade can drive cement and export from the discharge gate, has reduced the accumulation of cement inside the device, and is more convenient during the use.

Drawings

The utility model is further described below with reference to the accompanying drawings.

FIG. 1 is a schematic diagram of the overall structure of the present utility model in front elevation section;

FIG. 2 is a schematic view of a portion of the helical blade of the present utility model;

fig. 3 is a schematic diagram of the overall structure of the present utility model in front view.

In the figure: 1. an outer case; 2. a feed inlet; 3. a transmission mechanism; 31. a motor; 32. a first rotating shaft; 33. a stirring rod; 34. a first belt pulley; 35. a second rotating shaft; 36. a belt pulley II; 37. a drive belt; 38. a first gear; 39. a third rotating shaft; 310. a second gear; 311. a partition plate; 312. a helical blade; 4. a cold air mechanism; 41. a fan body; 42. an air inlet pipe I; 43. an air outlet pipe; 5. an air inlet pipe II; 6. and a discharge port.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1-3, a cold air device for reducing the temperature of a cement mill during tail grinding comprises an outer box body 1, a feeding port 2 is connected to the middle part of one side of the outer box body 1, one side, close to the feeding port 2, of the inner bottom surface of the outer box body 1 is obliquely arranged, cement after being cooled conveniently is conveyed to a screw blade 312 better, a transmission mechanism 3 is arranged on one side of the top of the outer box body 1, a cold air mechanism 4 is arranged at one end of the top of the outer box body 1, an air inlet pipe II 5 is connected to the upper part of one side of the outer box body 1, the air inlet pipe II 5 is located above the feeding port 2, the air inlet pipe II 5 is in through connection with the outer box body 1, the air inlet pipe II 5 utilizes dust collection residual air quantity, the tail grinding cold air quantity is increased, the heat exchange between the cooling air and the cement is enhanced, one side, far away from the feeding port 2, of the bottom of the outer box body 1 is connected with a discharge port 6, and the discharge port 6 is located on one side, close to a third rotating shaft 39, of the screw blade 312.

The transmission mechanism 3 comprises a motor 31, the motor 31 is arranged on one side of the top of the outer box body 1, the output end of the motor 31 is fixedly connected with a first rotating shaft 32, stirring rods 33 are symmetrically fixed on the lower portion of the first rotating shaft 32, the stirring rods 33 can stir cement, the cement inside the stirring rods can fully contact with cold air, a better cooling effect is achieved, a belt pulley I34 is fixedly connected on one side, close to the motor 31, of the first rotating shaft 32, a second rotating shaft 35 is rotatably connected on one side, far away from the first rotating shaft 32, of the inner top surface of the outer box body 1, a belt pulley II 36 is fixedly connected on the upper portion of the second rotating shaft 35, a driving belt 37 is connected on the outer side of the belt pulley II 36, and the driving belt 37 is in fit connection with the belt pulley I34.

The bottom fixedly connected with gear one 38 of second pivot 35, the inside of outer box 1 keeps away from one side below of first pivot 32 and rotates and be connected with third pivot 39, one side fixedly connected with gear two 310 of third pivot 39, gear one 38 and gear two 310 meshing are connected, the internally mounted of outer box 1 has baffle 311, the opposite side fixedly connected with helical blade 312 of third pivot 39. The helical blade 312 is located the below of baffle 311, drives helical blade 312 through motor 31's linkage and rotates, and helical blade 312 can drive cement and export from discharge gate 6, has reduced the piling up of cement in the device inside, and is more convenient during the use.

The cold air mechanism 4 comprises a fan body 41, the fan body 41 is fixedly connected with the outer box body 1, an air inlet pipe I42 is connected to the output end of the fan body 41 in a penetrating way, the fan body 41 carries out blowing cooling on cement in the box body through a plurality of air inlet pipes I42, the bottom end of the air inlet pipe I42 penetrates through the top of the outer box body 1, at least two air inlet pipes I42 are arranged, a filter screen is arranged at the bottom end of the air inlet pipe I42, a filter screen is arranged at the bottom end of the air outlet pipe 43, and the air outlet pipe 43 is connected in the middle of the top of the outer box body 1 in a penetrating way, so that not only is effective cement cooling ensured, but also the electricity consumption is reduced, the cooling capacity of grinding tails is improved, the temperature of grinding cement is reduced, and further the problem that the quality of a construction member of the concrete is unqualified is solved, and the utility model has practical significance.

The working principle of the utility model is as follows:

when the cement mixer is used, firstly, the feed inlet 2 is connected with the tail of the cement mill, the motor 31 and the fan body 41 are started, cement is conveyed from the feed inlet 2 into the outer box body 1, the motor 31 drives the first rotating shaft 32 to rotate, the first rotating shaft 32 drives the stirring rod 33 to rotate so as to play a role in stirring the cement, the fan body 41 blows air to the inner part of the outer box body 1 through the first air inlet pipe 42, the cement temperature is lowered, the second air inlet pipe 5 conveys dust collection residual air, the air outlet pipe 43 discharges air to realize circulation, the motor 31 drives the first belt pulley 34 and then drives the second belt pulley 36 to rotate, the second belt pulley 36 drives the second rotating shaft 35 to rotate, the second rotating shaft 35 drives the first gear 38 to rotate, the first gear 38 drives the second gear 310 to finally drive the spiral blade 312 to rotate, the spiral blade 312 drives the cement to rotate from the left side of the outer box body 1 to the discharge port 6, and the cooled cement is discharged through the discharge port 6.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The foregoing describes one embodiment of the present utility model in detail, but the description is only a preferred embodiment of the present utility model and should not be construed as limiting the scope of the utility model. All equivalent changes and modifications within the scope of the present utility model are intended to be covered by the present utility model.

Claims

1. The utility model provides a cold wind device for grinding tail and reducing cement and go out mill temperature, includes outer box (1), its characterized in that, one side middle part of outer box (1) is connected with feed inlet (2), top one side of outer box (1) is provided with drive mechanism (3), top one end of outer box (1) is provided with cold wind mechanism (4), one side upper portion of outer box (1) is connected with air-supply line two (5), one side that feed inlet (2) was kept away from to the bottom of outer box (1) is connected with discharge gate (6);

the transmission mechanism (3) comprises a motor (31), the motor (31) is arranged on one side of the top of the outer box body (1), a first rotating shaft (32) is fixedly connected to the output end of the motor (31), stirring rods (33) are symmetrically fixed to the lower portion of the first rotating shaft (32), a belt pulley I (34) is fixedly connected to one side, close to the motor (31), of the first rotating shaft (32), a second rotating shaft (35) is rotatably connected to one side, far away from the first rotating shaft (32), of the inner top surface of the outer box body (1), a belt pulley II (36) is fixedly connected to the upper portion of the second rotating shaft (35), and a transmission belt (37) is connected to the outer side of the belt pulley II (36).

2. The cold air device for reducing the temperature of a cement grinding mill according to claim 1, wherein a first gear (38) is fixedly connected to the bottom end of the second rotating shaft (35), a third rotating shaft (39) is rotatably connected to the lower portion of one side, away from the first rotating shaft (32), of the inner portion of the outer box body (1), a second gear (310) is fixedly connected to one side of the third rotating shaft (39), a partition plate (311) is arranged in the inner portion of the outer box body (1), and a helical blade (312) is fixedly connected to the other side of the third rotating shaft (39).

3. The cold air device for reducing the temperature of a cement grinding mill according to claim 1, wherein the cold air mechanism (4) comprises a fan body (41), the fan body (41) is fixedly connected with an outer box body (1), an air inlet pipe I (42) is connected at the output end of the fan body (41) in a penetrating way, the bottom end of the air inlet pipe I (42) penetrates through the top of the outer box body (1), and an air outlet pipe (43) is connected in the middle of the top of the outer box body (1) in a penetrating way.

4. A cold air device for reducing the temperature of a cement mill for grinding a tail according to claim 3, wherein the number of the air inlet pipes (42) is not less than two, a filter screen is arranged at the bottom end of the air inlet pipe (42), and a filter screen is arranged at the bottom end of the air outlet pipe (43).

5. The cold air device for reducing the temperature of a cement grinding mill according to claim 2, wherein one side of the inner bottom surface of the outer box body (1) close to the feeding hole (2) is obliquely arranged, the spiral blade (312) is positioned below the partition plate (311), the first gear (38) is meshed with the second gear (310), and the driving belt (37) is connected with the first belt pulley (34) in an adapting way.

6. A cold air device for reducing the temperature of a cement grinding mill according to claim 2, wherein the second air inlet pipe (5) is positioned above the feeding hole (2), the second air inlet pipe (5) is in through connection with the outer box body (1), and the discharging hole (6) is positioned on one side of the spiral blade (312) close to the third rotating shaft (39).