Cement production mixer convenient to maintain

Abstract

The utility model discloses a cement production mixer convenient to maintain, which comprises a shell, a first stirring shaft and a second stirring shaft are connected inside the shell through bearings, evenly distributed blade plates are arranged on two sides of the first stirring shaft and the second stirring shaft, a square shaft is integrally formed in the middle of the first stirring shaft and the middle of the second stirring shaft, and the square shaft is connected with the first stirring shaft and the second stirring shaft. An arc-shaped plate is welded to one end of the blade plate, a rectangular groove is formed in the outer wall of one side of the arc-shaped plate and matched with the square shaft, a counter bore is formed in the outer wall of the arc-shaped plate, and a locking bolt is inserted into the counter bore. The arc plate and the square shaft are in threaded connection through the locking bolt, the blade plates on the arc plate can be conveniently replaced when damaged, the rectangular groove in the arc plate is matched with the square shaft, the locking bolt does not bear large load, and then the locking bolt can be prevented from deforming.

Description

Technical Field

[0001] The utility model relates to the technical field of cement production equipment, in particular to a cement production mixer which is convenient to maintain. Background Art

[0002] Cement is an indispensable material in construction projects. When processing cement, raw materials such as limestone, clay and iron ore powder need to be ground into powder separately, and then various powder raw materials are put into the mixer for mixing according to the proportion. Later processing steps such as calcination are required.

[0003] The cement mixer includes a mixing shaft and a blade. The blade is usually welded to the mixing shaft. However, during the use of the cement mixer, the blade may be damaged. When the blade needs to be replaced and maintained, the remaining part of the blade needs to be cut off first, and then the complete blade needs to be welded to the mixing shaft. The whole process requires the use of multiple tools and is time-consuming, which makes the maintenance of the mixer inconvenient. Therefore, it is urgent to design a cement production mixer that is easy to maintain to solve the above problems. Utility Model Content

[0004] The utility model aims to provide a cement production mixer which is convenient to maintain, so as to solve the above-mentioned deficiencies in the prior art.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A cement production mixer with easy maintenance, comprising a shell, wherein a stirring shaft 1 and a stirring shaft 2 are connected to the inside of the shell through bearings, and evenly distributed blades are arranged on both sides of the stirring shaft 1 and the stirring shaft 2, and a square shaft is integrally formed in the middle of the stirring shaft 1 and the stirring shaft 2, and an arc plate is welded to one end of the blade plate, and a rectangular groove is arranged on the outer wall of one side of the arc plate, and the rectangular groove is adapted to the square shaft, and a countersunk hole is opened on the outer wall of the arc plate, and a locking bolt is inserted into the inside of the countersunk hole, and the locking bolt is connected to the square shaft through a thread, and an inspection plate is connected to the outer wall of one side of the shell through a bolt.

[0007] Furthermore, a mounting shell is fixed to an outer wall of one side of the shell, one end of the stirring shaft 1 and the stirring shaft 2 extends to the interior of the mounting shell and is fixed with a driven gear, a motor 1 is fixed to an outer wall of one side of the mounting shell, one end of the output shaft of the motor 1 extends to the interior of the mounting shell and is fixed with a driving gear, and the driving gear is meshed with both driven gears.

[0008] Furthermore, a vertical pipe is welded to the bottom outer wall of the shell, a discharge pipe is welded to the outer wall on one side of the vertical pipe, and a feed pipe is welded to the top outer wall of the shell.

[0009] Furthermore, the interior of the vertical pipe is connected with a rotating shaft via a bearing, an auger plate is welded to the outer wall of the rotating shaft, and the auger plate extends to the interior of the shell.

[0010] Furthermore, a second motor is fixed to the bottom end of the vertical tube, and one end of the output shaft of the second motor is connected to the rotating shaft via a key.

[0011] Furthermore, an oil inlet nozzle is welded to an outer wall of one side of the mounting shell, and one end of the oil inlet nozzle is connected to a sealing cover via threads.

[0012] In the above technical scheme, the utility model provides a cement production mixer which is easy to maintain, and has the following beneficial effects: the arc plate is threadedly connected to the square shaft by the arranged locking bolt, so that the blade on the arc plate can be conveniently replaced when it is damaged, and the locking bolt is not subjected to a large load by the cooperation between the rectangular groove on the arc plate and the square shaft, thereby preventing the locking bolt from being deformed; through the arranged stirring shaft one and stirring shaft two, the motor one drives the driving gear to rotate, so that the stirring shaft one and stirring shaft two can rotate at the same time, thereby making the cement raw materials more efficient during mixing; through the arranged motor two driving the rotating shaft to rotate, the auger plate can automatically output the mixed cement raw materials from the discharge pipe, thereby making the discharge of cement after mixing more convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present utility model. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0014] Figure 1 The present invention is a schematic diagram of the main structure of a cement production mixer which is easy to maintain.

[0015] Figure 2 The utility model provides a schematic cross-sectional structure of a cement production mixer which is easy to maintain.

[0016] Figure 3 The utility model is a schematic diagram of the arc plate structure provided in an embodiment of a cement production mixer which is easy to maintain.

[0017] Figure 4 The utility model is a schematic diagram of a square shaft structure provided in an embodiment of a cement production mixer that is easy to maintain.

[0018] Figure 5This is a schematic diagram of the enlarged structure of point A provided in an embodiment of the utility model of a cement production mixer that is easy to maintain.

[0019] Description of reference numerals:

[0020] 1 shell, 2 stirring shaft 1, 3 stirring shaft 2, 4 blade, 5 square shaft, 6 arc plate, 7 countersunk hole, 8 locking bolt, 9 feed pipe, 10 mounting shell, 11 driven gear, 12 driving gear, 13 motor 1, 14 rectangular groove, 15 vertical pipe, 16 motor 2, 17 discharge pipe, 18 rotating shaft, 19 auger plate, 20 oil inlet nozzle, 21 sealing cover, 22 inspection plate. DETAILED DESCRIPTION

[0021] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0022] like Figure 1-5 As shown, an embodiment of the utility model provides a cement production mixer that is easy to maintain, including a shell 1, the interior of the shell 1 is connected to a stirring shaft 2 and a stirring shaft 3 through a bearing, and evenly distributed blades 4 are arranged on both sides of the stirring shaft 2 and the stirring shaft 3, and a square shaft 5 is integrally formed in the middle of the stirring shaft 2 and the stirring shaft 3, an arc plate 6 is welded to one end of the blade 4, and a rectangular groove 14 is arranged on the outer wall of one side of the arc plate 6, and the rectangular groove 14 is adapted to the square shaft 5, and a countersunk hole 7 is opened on the outer wall of the arc plate 6, and a locking bolt 8 is inserted into the inside of the countersunk hole 7, and the locking bolt 8 is threadedly connected to the square shaft 5, and an inspection plate 22 is connected to the outer wall of one side of the shell 1 by bolts.

[0023] Specifically, in this embodiment, a housing 1 is included, wherein a stirring shaft 1 2 and a stirring shaft 2 3 are connected to the inside of the housing 1 through a bearing, and blades 4 are evenly distributed on both sides of the stirring shaft 1 2 and the stirring shaft 2 3, and the cement raw material is mixed by the movement of the blades 4, and a square shaft 5 is integrally formed in the middle of the stirring shaft 1 2 and the stirring shaft 2 3, and the cross section of the square shaft 5 is square, and an arc plate 6 is welded to one end of the blade 4, and a rectangular groove 14 is provided on one side of the outer wall of the arc plate 6, and the rectangular groove 14 is adapted to the square shaft 5, so that the rectangular groove 14 and the square shaft 5 are compatible. 5, the arc outer wall of the arc plate 6 corresponds to the outer wall of the stirring shaft 2, the outer wall of the arc plate 6 is provided with a countersunk hole 7, the inside of the countersunk hole 7 is plugged with a locking bolt 8, the locking bolt 8 is threadedly connected to the square shaft 5, so that the arc plate 6 and the square shaft 5 are fixed, and an inspection plate 22 is connected to the outer wall of one side of the shell 1 by bolts, and the shell 1 is provided with an inspection port, and the inspection plate 22 covers the inspection port. When the bolts on the inspection plate 22 are disassembled, the inspection plate 22 can be removed from the shell 1 to open the inspection port.

[0024] The utility model provides a cement production mixer which is easy to maintain. The arc plate is threadedly connected to the square shaft 5 by means of a locking bolt 8, so that the blade 4 on the arc plate can be conveniently replaced when damaged, and there is no need to weld and cut the blade 4, thereby shortening the maintenance time. Moreover, the rectangular groove 14 on the arc plate cooperates with the square shaft 5, so that the locking bolt 8 does not bear a large load, thereby preventing the locking bolt 8 from being deformed.

[0025] In another embodiment provided by the utility model, a mounting shell 10 is fixed to an outer wall of one side of the shell body 1, and one end of the stirring shaft 2 and the stirring shaft 3 are extended to the inside of the mounting shell 10 and a driven gear 11 is fixed thereto. When the two driven gears 11 rotate, they can respectively drive the stirring shaft 2 and the stirring shaft 2 3 to rotate. A motor 13 is fixed to an outer wall of one side of the mounting shell 10, and one end of the output shaft of the motor 13 is extended to the inside of the mounting shell 10 and a driving gear 12 is fixed thereto. The motor 13 drives the driving gear 12 to rotate, and the driving gear 12 is meshed with the two driven gears 11, so that when the driving gear 12 rotates, the two driven gears 11 are driven to rotate. By setting the stirring shaft 12 and the stirring shaft 2 3, the motor 13 drives the driving gear 12 to rotate, so that the stirring shaft 2 and the stirring shaft 2 3 can rotate at the same time, so that the cement raw materials are more efficient when mixing.

[0026] In another embodiment provided by the utility model, a vertical tube 15 is welded to the bottom outer wall of the shell 1, and a discharge pipe 17 is welded to the outer wall of one side of the vertical tube 15, and the mixed raw materials are discharged from the discharge pipe 17, and a feed pipe 9 is welded to the top outer wall of the shell 1, and the unmixed raw materials enter the shell from the feed pipe 9; the interior of the vertical tube 15 is connected to a rotating shaft 18 through a bearing, and an auger plate 19 is welded to the outer wall of the rotating shaft 18, and the auger plate 19 extends to the interior of the shell 1, and the rotating shaft 18 can drive the auger plate 19 to move when it rotates; a motor 16 is fixed to the bottom end of the vertical tube 15, One end of the output shaft of the motor 2 16 is connected to the rotating shaft 18 by a key, and the motor 2 16 is used to drive the rotating shaft 18 to rotate, so that the auger plate 19 can automatically output the mixed cement raw materials from the discharge pipe 17, thereby making the discharge of the cement after mixing more convenient; an oil inlet nozzle 20 is welded to the outer wall of one side of the mounting shell 10, and one end of the oil inlet nozzle 20 is connected to a sealing cover 21 by a thread. Lubricating oil can be added to the interior of the mounting shell 10 through the oil inlet nozzle 20, so that the driving gear 12 plays a lubricating role when it is meshed with the two driven gears 11.

[0027] Working principle: When in use, cement raw materials are added into the interior of the shell 1 through the feed pipe 9, and the driving gear 12 is driven to rotate by the motor 13, so that the driving gear 12 drives the two driven gears 11 to rotate, and then the stirring shaft 1 2 and the stirring shaft 2 3 are rotated, so that the stirring shaft 1 2 and the stirring shaft 2 3 drive the blade 4 to efficiently mix the raw materials inside the shell 1; when the mixing is completed, the rotating shaft 18 is driven to rotate by the motor 2 16, so that the rotating shaft 18 drives the auger plate 19 to rotate, and then the auger plate 19 outputs the powder mixed inside the shell 1 from the discharge pipe 17; when the blade 4 is damaged, first remove the inspection plate 22 from the shell 1, and then remove the locking bolt 8 on the arc plate connected to the damaged blade 4, so that the damaged blade 4 can be easily replaced.

[0028] The above only describes some exemplary embodiments of the present invention by way of illustration. It is undoubted that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. A cement production mixer that is easy to maintain, characterized in that: The invention comprises a shell (1), wherein a stirring shaft (2) and a stirring shaft (3) are connected to the inside of the shell (1) via bearings, and blades (4) are evenly distributed on both sides of the stirring shaft (2) and the stirring shaft (3), and a square shaft (5) is integrally formed in the middle of the stirring shaft (2) and the stirring shaft (3), and an arc plate (6) is welded to one end of the blade plate (4), and a rectangular groove (14) is provided on the outer wall of one side of the arc plate (6), and the rectangular groove (14) is matched with the square shaft (5), and a countersunk hole (7) is opened on the outer wall of the arc plate (6), and a locking bolt (8) is inserted into the inside of the countersunk hole (7), and the locking bolt (8) is connected to the square shaft (5) by threading, and an inspection plate (22) is connected to the outer wall of one side of the shell (1) by bolts.

2. A cement production mixer that is easy to maintain according to claim 1, characterized in that: A mounting shell (10) is fixed to an outer wall of one side of the housing (1); one end of the stirring shaft 1 (2) and the stirring shaft 2 (3) extend to the interior of the mounting shell (10) and are fixed with a driven gear (11); a motor 1 (13) is fixed to an outer wall of one side of the mounting shell (10); one end of the output shaft of the motor 1 (13) extends to the interior of the mounting shell (10) and is fixed with a driving gear (12); the driving gear (12) is meshed with both the two driven gears (11).

3. A cement production mixer that is easy to maintain according to claim 1, characterized in that: A vertical pipe (15) is welded to the bottom outer wall of the shell (1), a discharge pipe (17) is welded to one side outer wall of the vertical pipe (15), and a feed pipe (9) is welded to the top outer wall of the shell (1).

4. A cement production mixer that is easy to maintain according to claim 3, characterized in that: The interior of the vertical pipe (15) is connected to a rotating shaft (18) via a bearing, an auger plate (19) is welded to the outer wall of the rotating shaft (18), and the auger plate (19) extends to the interior of the housing (1).

5. A cement production mixer that is easy to maintain according to claim 4, characterized in that: A second motor (16) is fixed to the bottom end of the vertical tube (15), and one end of the output shaft of the second motor (16) is connected to the rotating shaft (18) via a key.

6. The cement production mixer convenient for maintenance according to claim 2, characterized in that: An oil inlet nozzle (20) is welded to an outer wall of one side of the mounting shell (10), and one end of the oil inlet nozzle (20) is threadedly connected to a sealing cover (21).

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