Cement kiln hot raw material on-line detection device

Abstract

The utility model discloses an on-line detection device for hot raw materials of a cement kiln, which relates to the technical field of cement clinker detection and comprises a temperature sensor, a humidity sensor, a component analysis sensor, a sampling tube, a sampling component and a detection component which are electrically connected with a controller respectively, the inside of the sampling tube is divided into a detection area and a material area by a partition plate with a through hole, support frames are symmetrically arranged on two sides of the bottom of the sampling tube, a feed port is formed in the side end of the material area of the sampling tube, and a discharge port is formed in the bottom of the material area of the sampling tube; the first electric push rod of the sampling assembly drives the grab bucket to move to the discharging pipe of the cement kiln, hot raw materials are sampled through the grab bucket, a comprehensive detection module is formed through the multiple sensors integrated together in the installation ring, multi-aspect online detection is conducted on the sampled materials, and therefore the detection period can be shortened.

Description

TECHNICAL FIELD

[0001] The utility model relates to cement clinker detection's technical field, specifically related to a kind of cement kiln hot raw material online detection device. BACKGROUND

[0002] In cement clinker production, it is an important quality control method to periodically detect raw materials and semi-finished products in the production process. For example, detecting the content of related elements in hot raw materials in the cement kiln discharge cylinder (the last stage discharge cylinder before entering the kiln) is a new quality control method gradually used in recent years.

[0003] Traditional detection methods are mostly offline sampling analysis, which has problems such as long detection period and data lag, and cannot meet the real-time monitoring needs of modern cement production. SUMMARY

[0004] The utility model aims at providing a kind of cement kiln hot raw material online detection device to overcome the above-mentioned defects in the prior art.

[0005] A kind of cement kiln hot raw material online detection device, including temperature sensor, humidity sensor and component analysis sensor respectively with the electric connection of controller, still include sampling tube, sampling assembly and detection assembly, the sampling tube is divided into detection area and material area by the partition plate with through-hole, the both sides of sampling tube bottom are symmetrically equipped with support frame, sampling tube is equipped with feed inlet in the side end of material area, sampling tube is equipped with discharge outlet in the bottom of material area;

[0006] The sampling assembly is arranged in the sampling tube and is used for sampling hot raw materials;

[0007] The detection assembly is arranged in the sampling tube and detects the sampled hot raw materials on line through the temperature sensor, humidity sensor and component analysis sensor thereon.

[0008] Preferably, the sampling assembly includes an electric push rod and a grab bucket, the fixed end of the electric push rod is arranged on the inner wall of the sampling tube, the telescopic end of the electric push rod is connected with an extension rod, and the grab bucket is arranged at the end of the extension rod.

[0009] Preferably, the grab bucket includes a fixed frame, a claw body and an electric push rod, the fixed frame is arranged at the end of the extension rod, the claw body is hingedly connected to the both sides of the fixed frame through a pin shaft, and the electric push rod is arranged in the fixed frame in a symmetrical manner, the fixed end of the electric push rod is hingedly connected to the fixed frame through a pin shaft, and the telescopic end of the electric push rod is hingedly connected to the claw body through a pin shaft.

[0010] Preferably, the detection assembly further comprises a fixed ring, a mounting ring, a motor, a first bevel gear and a second bevel gear, the fixed ring is connected with the inner wall of the sampling pipe through the connecting rods symmetrically arranged thereon, the mounting ring is rotationally connected to the fixed ring, the temperature sensor, the humidity sensor and the component analysis sensor are equidistantly mounted on the inner wall of the mounting ring, the motor is mounted in the sampling pipe through the support plate and the first bevel gear is mounted on the output shaft of the motor, the first bevel gear is engaged with the second bevel gear on the mounting ring.

[0011] Preferably, the sampling pipe is connected with the discharge pipe at the bottom of the discharge port.

[0012] The utility model discloses reached the beneficial effects are:

[0013] The electric push rod of the sampling assembly drives the grab bucket to move to the discharging pipe of the cement kiln, the hot raw material is sampled through the grab bucket, and the multiple sensors integrated together in the mounting ring form a comprehensive detection module, and the sampled material is detected in multiple aspects on line, so that the detection period can be shortened. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is the overall structure schematic view of the utility model.

[0015] Figure 2 It is the partial sectional view of the utility model.

[0016] Figure 3 It is the structure schematic view of the sampling assembly and the detection assembly of the utility model.

[0017] Figure 4 It is the structure schematic view of the detection assembly of the utility model.

[0018] Figure 5 It is the structure schematic view of the sampling assembly of the utility model.

[0019] In the drawing, 1, sampling pipe;11, baffle;111, through hole;12, support frame;13, feed port;14, discharge port;15, discharge pipe;2, sampling assembly;21, electric push rod one;22, lengthening rod;23, grab bucket;231, fixed frame;232, claw body;233, electric push rod two;3, detection assembly;31, temperature sensor;32, humidity sensor;33, component analysis sensor;34, fixed ring;35, connecting rod;36, mounting ring;37, motor;371, support plate;38, first bevel gear;39, second bevel gear. DETAILED DESCRIPTION

[0020] The utility model discloses make further detailed explanation to the specific embodiment of the utility model with the description to the embodiment below, to help the technical personnel in the field to the conception, technical scheme of the utility model have more complete, accurate and thorough understanding.

[0021] As Figures 1-5 The utility model provides a cement kiln hot raw material on -line detection device, including temperature sensor 31, humidity sensor 32 and component analysis sensor 33 respectively with the electric nature connection of controller, sampling pipe 1, sampling subassembly 2 and detection subassembly 3, the detection area and material area are separated out in sampling pipe 1 through the partition 11 of the through -hole 111, and the both sides symmetry of sampling pipe 1 bottom are equipped with support frame 12, and the side end of sampling pipe 1 in material area is equipped with the feed inlet 13, and the bottom of sampling pipe 1 in material area is equipped with the discharge gate 14, and sampling pipe 1 is connected with the discharge pipe 15 at the bottom of discharge gate 14, and the material after detection is discharged sampling pipe 1;

[0022] In addition, the sampling subassembly 2 is located in the sampling pipe 1 and is used for sampling the hot raw material, the sampling subassembly 2 includes an electric push rod 21 and a grab bucket 23, the fixed end of the electric push rod 21 is located on the inner wall of the sampling pipe 1, the telescopic end of the electric push rod 21 is connected with an extension rod 22, the grab bucket 23 is located at the end of the extension rod 22, the grab bucket 23 includes a fixed frame 231, a claw body 232 and an electric push rod 233, the fixed frame 231 is located at the end of the extension rod 22, the claw body 232 is hingedly connected to the two sides of the fixed frame 231 through a pin shaft, and the electric push rod 233 is provided with two and is symmetrically arranged in the fixed frame 231, the fixed end of the electric push rod 233 is hingedly connected to the fixed frame 231 through a pin shaft, and the telescopic end of the electric push rod 233 is hingedly connected to the claw body 232 through a pin shaft.

[0023] In addition, the detection subassembly 3 is located in the sampling pipe 1 and is used for on-line detection of the sampled hot raw material through the temperature sensor 31, the humidity sensor 32 and the component analysis sensor 33 thereon, the detection subassembly 3 further includes a fixed ring 34, a mounting ring 36, a motor 37, a first bevel gear 38 and a second bevel gear 39, the fixed ring 34 is connected to the inner wall of the sampling pipe 1 through the symmetrically arranged connecting rods 35 thereon, the mounting ring 36 is rotatably connected to the fixed ring 34, the temperature sensor 31, the humidity sensor 32 and the component analysis sensor 33 are equidistantly mounted on the inner wall of the mounting ring 36, the motor 37 is mounted in the sampling pipe 1 through a support plate 371, and a first bevel gear 38 is mounted on the output shaft of the motor 37, and the first bevel gear 38 is engaged with a second bevel gear 39 on the mounting ring 36.

[0024] The plurality of sensors constitute a comprehensive detection module, which can detect multiple parameters of the hot raw material simultaneously, the temperature sensor 31 and the humidity sensor 32 can detect the temperature and humidity of the hot raw material, the component analysis sensor 33 preferably selects an X-ray fluorescence spectrum analysis XRF sensor, the XRF sensor can quickly and accurately analyze the element components in the hot raw material, the XRF sensor uses characteristic X-ray fluorescence generated by the interaction of X-rays and matter to determine the types and contents of elements, is suitable for online detection, can provide real-time component analysis data, and meanwhile, the motor 37 serves as a driving device to drive the first bevel gear 38 and the second bevel gear 39 to mesh and drive the mounting ring 36 to rotate, so that the hot raw material is detected at multiple angles, and the accuracy of the detection result is ensured.

[0025] DETAILED DESCRIPTION AND PRINCIPLES

[0026] In work, the telescopic end of the electric push rod one 21 is elongated to drive the grab bucket 23 to move in the horizontal direction, after the grab bucket 23 enters the discharging pipe of the cement kiln, the telescopic end of the electric push rod two 233 is controlled to drive the claw body 232 of the grab bucket 23 to rotate, the hot raw material is sampled through the claw body 232, then the telescopic end of the electric push rod one 21 is retracted to drive the grab bucket 23 to move to the inner side of the mounting ring 36, the motor 37 is started, the first bevel gear 38 on the output shaft of the motor 37 rotates, the first bevel gear 38 drives the second bevel gear 39 to synchronously connect in the process of rotating, so that the mounting ring 36 is controlled to rotate synchronously with the second bevel gear 39, and then the temperature sensor 31, the humidity sensor 32 and the component analysis sensor 33 respectively detect the sampled material at multiple angles, the detection result is transmitted to the controller unit through a signal, the data is detected in real time, and the hot raw material after detection is moved to the material area of the sampling pipe 1 under the drive of the telescopic end of the electric push rod one 21, then the claw body 232 of the grab bucket 23 is loosened under the action of the electric push rod two 233, and the hot raw material is discharged from the sampling pipe 1 through the discharging pipe 15 of the discharge port 14.

[0027] In conclusion, the electric push rod one 21 of the sampling assembly 2 drives the grab bucket 23 to move to the discharging pipe of the cement kiln, the hot raw material is sampled through the grab bucket 23, and multiple sensors integrated in the mounting ring 36 form a comprehensive detection module to detect the sampled material in multiple aspects on line, so that the detection period can be shortened.

[0028] The above-mentioned embodiments of the utility model do not constitute the limitation to the protection scope of the utility model. Any modification, equivalent replacement and improvement within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A device for on-line detection of hot raw meal in a cement kiln, comprising a temperature sensor (31), a humidity sensor (32) and a composition analysis sensor (33) electrically connected to a controller, respectively, characterized in that: It also comprises a sampling tube (1), a sampling assembly (2) and a detection assembly (3), the sampling tube (1) is divided into a detection area and a material area by a partition (11) with a through hole (111), two sides of the bottom of the sampling tube (1) are symmetrically provided with support frames (12), the side end of the sampling tube (1) in the material area is provided with a feeding port (13), and the bottom of the sampling tube (1) in the material area is provided with a discharging port (14); The sampling assembly (2) is arranged in the sampling tube (1) and used for sampling hot raw materials; The detection assembly (3) is arranged in the sampling tube (1) and used for on-line detection of the sampled hot raw materials through temperature sensors (31), humidity sensors (32) and component analysis sensors (33) arranged thereon.

2. A device for on-line detection of hot raw meal in a cement kiln according to claim 1, characterized in that: The sampling assembly (2) comprises an electric push rod I (21) and a grab bucket (23), the fixed end of the electric push rod I (21) is arranged on the inner wall of the sampling tube (1), the telescopic end of the electric push rod I (21) is connected with an extension rod (22), and the grab bucket (23) is arranged at the end of the extension rod (22).

3. A device for on-line detection of hot raw meal in a cement kiln according to claim 2, characterized in that: The grab bucket (23) comprises a fixed frame (231), a claw body (232) and an electric push rod II (233), the fixed frame (231) is arranged at the end of the extension rod (22), the claw body (232) is hingedly connected to the two sides of the fixed frame (231) through a pin shaft, and the electric push rod II (233) is arranged in the fixed frame (231) and symmetrically arranged on the two sides of the fixed frame (231), the fixed end of the electric push rod II (233) is hingedly connected to the fixed frame (231) through a pin shaft, and the telescopic end of the electric push rod II (233) is hingedly connected to the claw body (232) through a pin shaft.

4. The apparatus for on-line detection of hot raw meal in a cement kiln according to claim 1, characterized in that: The detection assembly (3) further comprises a fixed ring (34), a mounting ring (36), a motor (37), a first bevel gear (38) and a second bevel gear (39), the fixed ring (34) is connected to the inner wall of the sampling tube (1) through the connecting rods (35) arranged symmetrically thereon, the mounting ring (36) is rotatably connected to the fixed ring (34), the temperature sensors (31), the humidity sensors (32) and the component analysis sensors (33) are equidistantly mounted on the inner wall of the mounting ring (36), the motor (37) is mounted in the sampling tube (1) through a support plate (371), and a first bevel gear (38) is mounted on the output shaft of the motor (37), and the first bevel gear (38) is engaged with a second bevel gear (39) on the mounting ring (36).

5. The apparatus for on-line detection of hot raw meal in a cement kiln according to claim 1, characterized in that: The sampling tube (1) is connected with a discharging pipe (15) at the bottom of the discharging port (14).

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