CN219073540U

CN219073540U - Cement raw material coal mill powder selecting device with controllable discharging flow rate

Info

Publication number: CN219073540U
Application number: CN202223025765.XU
Authority: CN
Inventors: 毛式祥; 蓝雪冬
Original assignee: Changshan Jiangshanhu Cement Co ltd
Current assignee: Changshan Jiangshanhu Cement Co ltd
Priority date: 2022-11-14
Filing date: 2022-11-14
Publication date: 2023-05-26
Anticipated expiration: 2032-11-14

Abstract

The utility model discloses a cement raw material coal mill powder selecting device with controllable discharging flow rate, which comprises a body, wherein a first filter screen is arranged in the body, a first cam is arranged at the lower end of the first filter screen, a second filter screen is arranged at the lower end of the first cam, a second cam is arranged at the lower end of the second filter screen, a rotating shaft is arranged at the lower end of the second cam, a plurality of stirring rods are arranged on the outer wall of the rotating shaft, a discharging pipe is arranged at the lower end of the body, a third filter screen is arranged in the discharging pipe, a third cam is arranged at the lower end of the third filter screen, and a fixing ring is sleeved on the outer wall of the body. The first filter screen and the first cam form a buffer layer, so that the raw materials are prevented from damaging the internal device due to the gravity factor, and the body is protected due to the arrangement of the fixing ring.

Description

Cement raw material coal mill powder selecting device with controllable discharging flow rate

Technical Field

The utility model relates to the technical field of cement raw material coal mill powder selecting devices, in particular to a cement raw material coal mill powder selecting device with controllable discharging flow rate.

Background

The powder concentrator is widely applied to coal mill, raw material unloading and drying mill and cement mill systems in novel dry cement production lines, and can be divided into three categories of three-separation powder concentrator, centrifugal powder concentrator and cyclone powder concentrator.

The retrieval (CN 215234956U) discloses a cement raw material coal grinding and selecting device with controllable discharging flow rate, which comprises a powder selecting machine barrel 1, a central rotor 2, an elbow pipe 3, a fixed plate 4, a shell 5, a rotating shaft 6, a grinding roller 7, a gear 8, a second bevel gear 9, a transmission rod 10, a first bevel gear 11, a second sprocket 12 and a first sprocket 13; the motor drives the central rotor to rotate and select powder, the coarse fodder is arranged in the casing by the curved pipe, can drive first sprocket when central rotor rotates and rotate, first sprocket passes through the chain and drives the second sprocket and rotate, the second sprocket can drive the transfer line and rotate, the transfer line rotates and can drive first conical gear and rotate, first conical gear drives second conical gear and rotates, second conical gear drives a axis of rotation and rotates, two gear engagement, so can make another transmission shaft rotate towards opposite direction when a axis of rotation rotates, drive two grinding rollers through two axis of rotation and rotate, grind coarse fodder through two grinding rollers, the powder is discharged by the discharge gate of casing bottom, can grind coarse fodder when selecting powder, machining efficiency is improved, and a structure is simple, and convenient to use.

However, due to the fact that the vertical distance of the powder concentrator is high, when raw materials enter the device, the device inside the body can be damaged due to the gravity factor, meanwhile, vibration can be generated in the device during operation, and in long-time vibration, potential safety hazards caused by vibration can be avoided.

Disclosure of Invention

The utility model aims to provide a cement raw material coal mill powder selecting device with controllable discharging flow rate, which aims to solve the problems that in the background art, the vertical distance of a powder selecting machine is high, when raw materials enter the device, the device in the body can be damaged due to gravity factors, meanwhile, when the device works, the device can vibrate at the same time, and potential safety hazards caused by vibration can occur in long-time vibration.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a controllable cement raw material coal mill of ejection of compact velocity of flow selects powder device, includes the body, the inside of body is provided with filter screen one, filter screen one's lower extreme is provided with cam one, and cam one is provided with a plurality of, cam one's lower extreme is provided with filter screen two, filter screen two's lower extreme is provided with cam two, cam two's lower extreme is provided with the axis of rotation, the outer wall of axis of rotation is provided with many puddlers, the lower extreme of body is provided with the discharging pipe, the inside of discharging pipe is provided with filter screen three, filter screen three's lower extreme is provided with cam three, and cam three is provided with a plurality of, the outer wall of body has cup jointed solid fixed ring, and gu fixed ring's lower extreme is provided with bracing piece one, and filter screen two's setting provides the resistance for the raw materials of putting into the device inside, has reduced because the great impact force that the gravity factor produced, bracing piece one and gu fixed ring's setting simultaneously has played the supporting role to the body.

As a preferable scheme of the utility model, the lower end of the first support rod is provided with the first fixed plate, the lower end of the first support rod is fixedly connected with the top end of the first fixed plate, the other end of the first support rod is fixedly connected with the bottom wall of the fixed ring, the fixed ring is fixedly arranged with the outer wall of the body, the lower end of the first fixed plate is provided with the third support rod, the third support rod is provided with four support rods, the upper end of the body is provided with the feeding hole, and the third support rod is arranged to support the whole device.

As a further preferable scheme of the utility model, the upper end of the first fixing plate is fixedly provided with the second supporting rods, the two supporting rods are arranged, the upper end of the second supporting rods is provided with the second fixing plate, the upper end of the second fixing plate is fixedly provided with the motor box, the side wall of the motor box is provided with the ventilating strip, the motor box is internally provided with the motor, the motor box is internally provided with the second fixing block, the upper end of the second fixing block is provided with the motor, the output shaft of the motor penetrates through the left outer wall of the body, the output shaft of the motor is fixedly connected with the rotating shaft, and the motor drives the rotating shaft, so that the stirring rod is driven, and the raw materials are prevented from being condensed again in the falling process.

As a preferable scheme of the utility model, a first discharge hole is formed in the outer wall of the middle part of the left side of the discharge pipe, a second discharge hole is formed in the bottom end of the discharge pipe, a connecting pipeline is fixedly connected to the upper end of the discharge pipe, the upper end of the connecting pipeline is fixedly connected with a body, the connecting pipeline penetrates through the first fixing plate, fine materials are discharged through the second discharge hole through the filter screen, and coarse materials are discharged through the first discharge hole.

As a preferred scheme of the utility model, a second fixed groove is formed in the side wall of the first discharge hole, a second baffle is arranged in the second fixed groove, the second baffle penetrates through the other side wall of the second fixed groove, a first fixed groove is formed in the side wall of the first discharge hole, a first baffle is arranged in the first fixed groove, the first baffle penetrates through the other side wall of the first fixed groove, the first discharge hole is positioned at the upper end of the third filter screen, the second discharge hole is positioned at the lower end of the third cam, a first fixed block is fixedly arranged on the right side wall of the first baffle, a third baffle is fixedly arranged on the right side wall of the first fixed block, and the third baffle is positioned in the feed pipe.

Compared with the prior art, the utility model has the beneficial effects that: due to the fact that the equipment is high in height, the first filter screen, the second filter screen, the first cam and the second cam are arranged, a buffer layer is formed, and raw materials are prevented from damaging internal devices due to the gravity factor; the fixing ring protects the body; the third baffle prevents fine materials from entering the first discharge hole.

Drawings

In order to more clearly illustrate the technical solutions of the inventive embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being obvious that the drawings in the following description are only examples of the inventive embodiments of the present utility model, and that other drawings can be obtained according to these drawings without the need of inventive effort for a person skilled in the art.

FIG. 1 is a schematic perspective view of an embodiment of the present utility model;

FIG. 2 is a schematic cross-sectional view of an embodiment of the present utility model;

FIG. 3 is a schematic cross-sectional view of a motor case according to an embodiment of the present utility model;

FIG. 4 is an enlarged schematic view of the structure of FIG. 2A;

fig. 5 is an enlarged schematic view of fig. 2B.

In the figure: 1. a body; 2. a feed inlet; 3. a fixing ring; 4. a first support rod; 5. a first fixing plate; 6. a second support rod; 7. a second fixing plate; 8. a motor case; 9. a discharge pipe; 10. a first discharging hole; 11. a second discharging port; 12. a third support rod; 13. a first filter screen; 14. a first cam; 15. a second filter screen; 16. a second cam; 17. a rotating shaft; 18. a stirring rod; 19. a filter screen III; 20. a cam III; 21. a first fixing groove; 22. a first baffle; 23. a second fixing groove; 24. a second baffle; 25. a motor; 26. a connecting pipe; 27. a first fixed block; 28. a third baffle; 29. and a second fixed block.

Description of the embodiments

In order to make the objects, technical solutions and advantages of the inventive embodiments of the present utility model more apparent, the inventive implementation routine will be described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the present utility model.

In the description of the inventive embodiments, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "front", "rear", "inner", "outer", etc., are based on the directions or positional relationships shown in the drawings, are merely for convenience in describing the inventive embodiments and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the inventive embodiments.

In describing embodiments of the present utility model, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "coupled" should be construed broadly, and may be, for example, fixedly coupled, integrally coupled, or detachably coupled; may be a communication between the interiors of two elements; either directly or indirectly through intermediaries, the specific meaning of the terms in the inventive embodiments of the present utility model will be understood by those skilled in the art in the specific case.

Referring to fig. 1-5, the cement raw material coal mill powder selecting device with controllable discharging flow rate comprises a body 1, wherein a first filter screen 13 is arranged in the body 1, a first cam 14 is arranged at the lower end of the first filter screen 13, a plurality of cams 14 are arranged, a second filter screen 15 is arranged at the lower end of the first cam 14, a second cam 16 is arranged at the lower end of the second filter screen 15, a rotating shaft 17 is arranged at the lower end of the second cam 16, a plurality of stirring rods 18 are arranged on the outer wall of the rotating shaft 17, a discharging pipe 9 is arranged at the lower end of the body 1, a third filter screen 19 is arranged in the discharging pipe 9, a third cam 20 is arranged at the lower end of the third filter screen 19, a plurality of cams 20 are arranged, a fixing ring 3 is sleeved on the outer wall of the body 1, and a first supporting rod 4 is arranged at the lower end of the fixing ring 3.

Raw materials enter from the feed inlet 2 and pass through the first filter screen 13, the first cam 14 prevents the raw materials from remaining on the first filter screen 13, and meanwhile, the raw materials possibly have a block of condensed raw materials, and the first cam 14 also plays a role in separating the raw materials; after passing through the first filter screen 13, the first filter screen 15 and the second filter screen 15 have a longer distance from the body 1 to the third filter screen 19, so that the first filter screen 13 and the second filter screen 15 have a shortened distance, a shock absorption protection function is realized, and coarse materials with the diameters of the first filter screen 13 and the second filter screen 15 can pass through.

The lower extreme of bracing piece one 4 is provided with fixed plate one 5, and the top fixed connection of bracing piece one 4's lower extreme and fixed plate one 5, the other end of bracing piece one 4 and the diapire fixed connection of solid fixed ring 3, gu fixed ring 3 and the fixed setting of outer wall of body 1, the lower extreme of fixed plate one 5 is provided with bracing piece three 12, and bracing piece three 12 is provided with four, the upper end of body 1 is provided with feed inlet 2, the fixed bracing piece two 6 that are provided with of upper end of fixed plate one 5, and bracing piece two 6 are provided with two, the upper end of bracing piece two 6 is provided with fixed plate two 7, the fixed motor case 8 that is provided with of upper end of fixed plate two 7, the lateral wall of motor case 8 is provided with the ventilation strip, the inside of motor case 8 is provided with fixed block two 29, the upper end of fixed block two 29 is provided with motor 25, the output shaft of motor 25 runs through in the left side outer wall of body 1, the output shaft and 17 fixed connection of motor 25, the effect of rotating shaft 17 has been played preventing coarse fodder and fine fodder from setting up again, simultaneously also the effect of separating body 1 has been provided with the fixed ring of fine fodder, can prevent the hidden danger to the setting up of fine fodder, the vibration of the body 1 has been in the time can be in the setting up.

The discharge gate I10 has been seted up to the left side middle part outer wall of discharging pipe 9, discharge gate II 11 has been seted up to the bottom of discharging pipe 9, the upper end fixedly connected with connecting tube 26 of discharging pipe 9, connecting tube 26 is fixed with body 1 in the fixed plate I5, fixed slot II 23 has been seted up to the lateral wall of discharge gate I10, the inside of fixed slot II 23 is provided with baffle II 24, baffle II 24 runs through in the other lateral wall of fixed slot II 23, fixed slot I21 has been seted up to the lateral wall of discharge gate I10, the inside of fixed slot I21 is provided with baffle I22, baffle I22 runs through in the other lateral wall of fixed slot I21, discharge gate I10 is located the upper end of filter screen III 19, discharge gate II 11 is located the lower extreme of cam III 20, the right side wall of baffle I22 is fixed and is provided with fixed block I27, the right side wall of fixed block I27 is provided with baffle III 28, baffle III 28 is located inside, the setting up of baffle III 28, when cam III 20 is operated, the fine material is avoided at the during operation because vibration effect, along with entering into discharge gate I10, the slope is the coarse material setting for the coarse fodder together, the coarse fodder is discharged simultaneously.

Working principle: firstly, a first baffle 22 and a second baffle 24 seal a first discharge hole 10 and a second discharge hole 11, then a first cam 14 and a second cam 16 are opened, a certain amount of raw materials enter from a feed inlet 2 and sequentially pass through a first filter screen 13 and a second filter screen 15, a motor 25 is started to drive a stirring rod 18 on a rotating shaft 17 to rotate, a third cam 20 is started to separate raw materials through a third filter screen 19, fine materials fall through the third filter screen 19, coarse materials stay at the upper end of the third filter screen 19, in the working process, the second baffle 24 can be properly opened to collect fine materials, the fine materials are prevented from accumulating at the lower end of the third filter screen 19, after a period of time, the first baffle 22 is opened, and a user can select the degree of opening the first baffle 22 and the second baffle 24 according to own needs.

While the basic principles of the present utility model have been shown and described, the foregoing is provided by way of illustration of a preferred embodiment of the utility model, and not by way of limitation, the foregoing embodiment and description are merely illustrative of the principles of the utility model, and any modifications, equivalents, improvements or modifications not within the spirit and scope of the utility model should be included within the scope of the utility model.

Claims

1. The utility model provides a controllable cement raw material coal mill of ejection of compact velocity of flow selects powder device, includes body (1), its characterized in that: the inside of body (1) is provided with filter screen one (13), the lower extreme of filter screen one (13) is provided with cam one (14), and cam one (14) is provided with a plurality of, the lower extreme of cam one (14) is provided with filter screen two (15), the lower extreme of filter screen two (15) is provided with cam two (16), the lower extreme of cam two (16) is provided with axis of rotation (17), the outer wall of axis of rotation (17) is provided with many puddlers (18), the lower extreme of body (1) is provided with discharging pipe (9), the inside of discharging pipe (9) is provided with filter screen three (19), the lower extreme of filter screen three (19) is provided with cam three (20), and cam three (20) are provided with a plurality of, the outer wall of body (1) has cup jointed solid fixed ring (3), and the lower extreme of solid fixed ring (3) is provided with bracing piece one (4).

2. The cement raw material coal mill powder selecting device with controllable discharging flow rate according to claim 1, wherein: the lower extreme of bracing piece one (4) is provided with fixed plate one (5), and the top fixed connection of bracing piece one (4) lower extreme and fixed plate one (5), the other end of bracing piece one (4) and the diapire fixed connection of solid fixed ring (3), solid fixed ring (3) and the outer wall fixed setting of body (1), the lower extreme of fixed plate one (5) is provided with bracing piece three (12), and bracing piece three (12) are provided with four, the upper end of body (1) is provided with feed inlet (2).

3. The cement raw material coal mill powder selecting device with controllable discharging flow rate according to claim 2, wherein: the utility model discloses a motor box, including fixed plate (5) and motor box, fixed plate (8) are provided with the upper end of fixed plate (5), and fixed plate (7) are provided with two, the upper end of fixed plate (6) is provided with fixed plate two (7), the lateral wall of fixed plate two (7) is provided with ventilation strip, the inside of motor box (8) is provided with motor (25), the inside of motor box (8) is provided with fixed block two (29), the upper end of fixed block two (29) is provided with motor (25), the output shaft of motor (25) runs through in the left side outer wall of body (1), the output shaft and the axis of rotation (17) fixed connection of motor (25).

4. The cement raw material coal mill powder selecting device with controllable discharging flow rate according to claim 1, wherein: the novel automatic discharging device is characterized in that a first discharging hole (10) is formed in the outer wall of the middle of the left side of the discharging pipe (9), a second discharging hole (11) is formed in the bottom end of the discharging pipe (9), a connecting pipeline (26) is fixedly connected to the upper end of the discharging pipe (9), a body (1) is fixedly connected to the upper end of the connecting pipeline (26), and the connecting pipeline (26) penetrates through the first fixing plate (5).

5. The cement raw material coal mill powder selecting device with controllable discharging flow rate according to claim 4, wherein: the utility model discloses a filter screen, including fixed slot, fixed slot one (21), baffle one (22) are provided with in the lateral wall of discharge gate one (10), fixed slot two (23) have been seted up to the lateral wall of discharge gate one (10), the inside of fixed slot two (23) is provided with baffle two (24), baffle two (24) run through in the another lateral wall of fixed slot one (21), discharge gate one (10) is located the upper end of filter screen three (19), discharge gate two (11) are located the lower extreme of cam three (20), the right side wall of baffle one (22) is fixed to be provided with fixed block one (27), the right side wall of fixed block one (27) is fixed to be provided with baffle three (28), baffle three (28) are located inside the inlet pipe.