Energy-saving cement grinding device

Abstract

The utility model relates to the technical field of cement processing, in particular to an energy-saving cement grinding device which comprises a shell, supporting legs, an upper grinding disc and a lower grinding disc, an inner plate is fixedly connected to the inner wall of the shell, a motor is fixedly installed at the top of the inner plate, a bevel gear support is arranged at the output end of the motor, and the bevel gear support is fixedly connected with the supporting legs. A bevel gear set is rotationally connected into the bevel gear support, a first connecting shaft and a second connecting shaft are fixedly connected to the bottom of the second bevel gear and the bottom of the third bevel gear correspondingly, and a lower grinding disc is fixedly connected to the end, away from the second bevel gear, of the first connecting shaft. According to the cement grinding device, coaxial and opposite-direction rotation of the upper grinding disc and the lower grinding disc can be achieved through the arranged bevel gear set, energy is saved, cement grinding is more sufficient, and the grinding efficiency is improved. And through the arranged scraping plate, it can be guaranteed that cement enters a grinding area from holes formed in the upper grinding disc.

Description

Technical Field

[0001] The utility model relates to the technical field of cement processing, in particular to an energy-saving cement grinding device. Background Art

[0002] Cement grinding is the final process in cement manufacturing. Its main function is to grind cement clinker to a suitable particle size, form a certain particle gradation, increase its hydration area, accelerate the hydration rate, and meet the coagulation and hardening requirements of cement paste.

[0003] The existing cement grinding device will consume a lot of electricity during the grinding process, and the cement is not ground sufficiently during the grinding process, so that the cement cannot meet the use requirements. During the grinding process, it is also easy to cause cement accumulation at the entrance. Therefore, an energy-saving cement grinding device is proposed to address the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide an energy-saving cement grinding device to solve the problems raised in the above background technology.

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

[0006] The gear train is a gear mounted on the drive means, wherein the gear train is located adjacent to the gear train, and the gear train is located adjacent to the gear train, wherein the gear train is located adjacent to the gear train, wherein the gear train is located adjacent to the gear train.

[0007] Preferably, the first bevel gear is fixedly connected to the output end of the motor, and the second bevel gear, the first bevel gear and the third bevel gear are meshed in sequence.

[0008] Preferably, the bevel gear bracket is in a "U" shape, and circular holes are provided on three surfaces. The output end of the motor passes through the circular hole at the bottom end of the bevel gear bracket, and the output end of the motor does not contact the circular hole of the bevel gear bracket. The second bevel gear and the third bevel gear are respectively rotatably connected to the two side edges of the bevel gear bracket.

[0009] Preferably, an upper grinding disc protrusion is provided at the bottom of the upper grinding disc, a lower grinding disc protrusion is provided at the top of the lower grinding disc, and a hole penetrating the upper grinding disc is provided on the upper grinding disc.

[0010] Preferably, the second connecting shaft is a hollow tube, and the first connecting shaft passes through the third bevel gear, the second connecting shaft and the center of the upper grinding disc in sequence.

[0011] Preferably, the receiving plate is an inclined surface.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] In the utility model, the bevel gear set is provided to realize the coaxial and unidirectional rotation of the upper grinding disc and the lower grinding disc, so that only one motor is needed to complete the movement, thus saving energy, and also making the cement grinding more sufficient and improving the grinding efficiency. The scraper is provided to ensure that the cement enters the grinding area from the holes opened in the upper grinding disc. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0015] Figure 2 For this utility model Figure 1 A schematic diagram of the structure at A;

[0016] Figure 3 This is a schematic diagram of the structure of the bevel gear set of the utility model;

[0017] Figure 4 This is a schematic diagram of the upper grinding disc structure of the utility model.

[0018] In the figure: 1. outer shell; 2. support foot; 3. inner plate; 4. motor; 5. bevel gear bracket; 6. bevel gear set; 601. first bevel gear; 602. second bevel gear; 603. third bevel gear; 7. first connecting shaft; 8. second connecting shaft; 9. upper grinding disc; 901. upper grinding disc protrusion; 10. lower grinding disc; 1001. lower grinding disc protrusion; 11. receiving plate; 12. receiving plate bracket; 13. feed pipe; 14. scraper; 15. collection box. DETAILED DESCRIPTION

[0019] 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.

[0020] In the description of the present utility model, it needs to be understood that the directions or positional relationships indicated by directional words such as "front, back, up, down, left, right", "lateral, vertical, perpendicular, horizontal" and "top, bottom" are usually based on the directions or positional relationships shown in the drawings, and are only for the convenience of describing the present utility model 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, and therefore cannot be understood as limiting the scope of protection of the present utility model; the directional words "inside and outside" refer to the inside and outside relative to the contours of each component itself.

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

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

[0023] An energy-saving cement grinding device comprises a shell 1, a support leg 2, an upper grinding disc 9 and a lower grinding disc 10. The bottom of the shell 1 is fixedly connected with the support leg 2, the inner wall of the shell 1 is fixedly connected with an inner plate 3, a motor 4 is fixedly installed on the top of the inner plate 3, a bevel gear bracket 5 is provided at the output end of the motor 4, a bevel gear bracket 5 is rotatably connected with a bevel gear set 6 in the bevel gear bracket 5, the bevel gear set 6 comprises a first bevel gear 601, a second bevel gear 602 and a third bevel gear 603, the bottom of the second bevel gear 602 is fixedly connected with a first connecting shaft 7, A second connecting shaft 8 is fixedly connected to the bottom of the third bevel gear 603, a lower grinding disc 10 is fixedly connected to the end of the first connecting shaft 7 away from the second bevel gear 602, an upper grinding disc 9 is fixedly connected to the end of the second connecting shaft 8 away from the third bevel gear 603, a receiving plate 11 is provided on the periphery of the lower grinding disc 10, a receiving plate bracket 12 is provided on the bottom of the receiving plate 11, a feeding pipe 13 is provided on the side of the outer shell 1, a scraper 14 fixedly connected to the outer shell 1 is provided on the periphery of the upper grinding disc 9, and a collecting box 15 is provided at the outlet of the receiving plate 11.

[0024] The first bevel gear 601 is fixedly connected to the output end of the motor 4, and the second bevel gear 602, the first bevel gear 601 and the third bevel gear 603 are meshed in sequence, and can realize coaxial reverse motion; the bevel gear bracket 5 is "U" shaped, and circular holes are provided on three faces. The output end of the motor 4 passes through the circular hole at the bottom end of the bevel gear bracket 5, and the output end of the motor 4 does not contact the circular hole of the bevel gear bracket 5. The second bevel gear 602 and the third bevel gear 603 are respectively rotatably connected to the two sides of the bevel gear bracket 5, and the bevel gear set 6 Positioning; an upper grinding disc protrusion 901 is provided at the bottom of the upper grinding disc 9, and a lower grinding disc protrusion 1001 is provided at the top of the lower grinding disc 10, which can ensure that the cement is ground more fully. A hole penetrating the upper grinding disc 9 is provided on the upper grinding disc 9 to ensure smooth feeding; the second connecting shaft 8 is a hollow tube, and the first connecting shaft 7 passes through the third bevel gear 603, the second connecting shaft 8 and the center of the upper grinding disc 9 in sequence, which can realize the coaxial and unidirectional rotation of the upper grinding disc 9 and the lower grinding disc 10; the receiving plate 11 is an inclined surface to ensure smooth discharge of the material.

[0025] Working process: The electricity required in the utility model is provided by an external power supply. The outer shell 1, the support leg 2, the inner plate 3 and the receiving plate bracket 12 support the entire device. The cement is put from the feed pipe 13 to the top surface of the upper grinding disc 9. Under the action of the scraper 14, the cement passes through the holes on the upper grinding disc 9 and enters between the upper grinding disc 9 and the lower grinding disc 10. The motor 4 drives the bevel gear set 6 installed on the bevel gear bracket 5 to move. The first bevel gear 601 has the same rotation direction as the motor 4, and the second bevel gear 602 It rotates clockwise, driving the first connecting shaft 7 to rotate clockwise, and then driving the lower grinding disc 10 to rotate clockwise. The third bevel gear 603 rotates counterclockwise, driving the second connecting shaft 8 to rotate counterclockwise, and then driving the upper grinding disc 9 to rotate clockwise. The cement is ground under the action of the upper grinding disc protrusion 901 and the lower grinding disc protrusion 1001. The ground cement falls from the periphery of the lower grinding disc 10, and then enters the collecting box 15 through the receiving plate 11.

[0026] The contents not described in detail in this specification belong to the prior art known to the professional and technical personnel in this field. The standard parts used in this utility model can be purchased from the market, and the special-shaped parts can be customized according to the description and the drawings. The specific connection methods of each part adopt the conventional means such as bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt the conventional models in the prior art, and the circuit connection adopts the conventional connection method in the prior art, which will not be described in detail here.

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

Claims

1. An energy-saving cement grinding device, comprising a housing (1), a support leg (2), an upper grinding disc (9) and a lower grinding disc (10), characterized in that: The bottom of the housing (1) is fixedly connected to a support foot (2); the inner wall of the housing (1) is fixedly connected to an inner plate (3); a motor (4) is fixedly mounted on the top of the inner plate (3); an output end of the motor (4) is provided with a bevel gear bracket (5); a bevel gear set (6) is rotatably connected inside the bevel gear bracket (5); the bevel gear set (6) comprises a first bevel gear (601), a second bevel gear (602) and a third bevel gear (603); the bottom of the second bevel gear (602) is fixedly connected to a first connecting shaft (7); the bottom of the third bevel gear (603) is fixedly connected to a second connecting shaft (8); A connecting shaft (8), one end of the first connecting shaft (7) away from the second bevel gear (602) is fixedly connected to a lower grinding disc (10), and one end of the second connecting shaft (8) away from the third bevel gear (603) is fixedly connected to an upper grinding disc (9), a material receiving plate (11) is provided on the periphery of the lower grinding disc (10), a material receiving plate bracket (12) is provided at the bottom of the material receiving plate (11), a feed pipe (13) is provided on the side of the outer shell (1), a scraper (14) fixedly connected to the outer shell (1) is provided on the periphery of the upper grinding disc (9), and a collecting box (15) is provided at the outlet of the material receiving plate (11).

2. An energy-saving cement grinding device according to claim 1, characterized in that: The first bevel gear (601) is fixedly connected to the output end of the motor (4), and the second bevel gear (602), the first bevel gear (601) and the third bevel gear (603) are meshed in sequence.

3. The energy-saving cement grinding device according to claim 1 is characterized in that: The bevel gear bracket (5) is in a "U" shape, and circular holes are provided on three surfaces. The output end of the motor (4) passes through the circular hole at the bottom end of the bevel gear bracket (5), and the output end of the motor (4) does not contact the circular hole of the bevel gear bracket (5). The second bevel gear (602) and the third bevel gear (603) are rotatably connected to the two side edges of the bevel gear bracket (5).

4. The energy-saving cement grinding device according to claim 1 is characterized in that: An upper grinding disc protrusion (901) is provided at the bottom of the upper grinding disc (9), a lower grinding disc protrusion (1001) is provided at the top of the lower grinding disc (10), and a hole penetrating the upper grinding disc (9) is provided on the upper grinding disc (9).

5. The energy-saving cement grinding device according to claim 1 is characterized in that: The second connecting shaft (8) is a hollow tube, and the first connecting shaft (7) passes through the third bevel gear (603), the second connecting shaft (8) and the center of the upper grinding disc (9) in sequence.

6. The energy-saving cement grinding device according to claim 1, characterized in that: The material receiving plate (11) is an inclined surface.

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