CN210418184U

CN210418184U - Chain grate bulk cargo elephant trunk bold putty detects and automatic clearing device

Info

Publication number: CN210418184U
Application number: CN201921427276.2U
Authority: CN
Inventors: 王志国; 孙立
Original assignee: Northern Engineering and Technology Corp MCC
Current assignee: Northern Engineering and Technology Corp MCC
Priority date: 2019-08-30
Filing date: 2019-08-30
Publication date: 2020-04-28
Anticipated expiration: 2029-08-30

Abstract

The utility model belongs to the technical field of bulk cargo bold putty automated control, especially, relate to a chain grate bulk cargo elephant trunk bold putty detects and automatic clearing device, its characterized in that includes diffuse reflection detection device, bold automatic clearing device, bold material elephant trunk, gravity sealing door, control system, diffuse reflection detection device includes printing opacity wear-resisting glass, the mount, diffuse reflection laser switch, bold automatic clearing device is including supporting sealed lid, along supporting a set of bold pin that sealed lid set up perpendicularly, with a set of transmission seat that supports sealed lid fixed connection, the transmission shaft, executor ZXQ-1 that is connected with the transmission shaft through the shaft coupling, transmission shaft and a set of transmission seat fixed connection. The utility model discloses whether big piece or putty appear in the detection bulk cargo elephant trunk that can be real-time, accurate to automatic clear when detecting big piece or putty does not need the manual work to clear away, save time and manpower have the important function to continuous, the steady operation of guarantee pelletizing production line.

Description

Chain grate bulk cargo elephant trunk bold putty detects and automatic clearing device

Technical Field

The utility model belongs to the technical field of bulk cargo bold putty automated control, especially, relate to a chain grate bulk cargo elephant trunk bold putty detects and automatic clearing device.

Background

With the development of the steel industry, the pellet production process has been widely applied at home and abroad, the main production processes are a grate-kiln method and a belt type roasting method, and the production scale and the automation level are also greatly developed. However, some special parts still need manual intervention and are difficult to find and handle. For example, in both of these processes, there are bulk material chutes and large number of them, which are used to collect the bulk material leaked from the grate or the roaster onto the belt conveyor, because it is connected to the hot air duct, in order to ensure the gas tightness and discharge the material, a double-layer ash discharge valve is used at the discharge opening. Because of the limitation of the double-layer ash discharge valve, the grate or the roasting machine can generate large ore blocks with fallen balls adhered together in the heating or roasting process and the like, so that the large ore blocks can not be discharged, and a large block blocking rod and a cleaning door are arranged in the bulk cargo chute, so that the large ore blocks can be periodically inspected and cleaned manually.

The bulk cargo chute is characterized in that a plurality of field investigation and summary are carried out, when the operation is abnormal or abnormal, the large block is blocked by the large block stop lever, once the large block condition occurs, the worker is difficult to find in time due to the fact that the detection alarm and automatic processing device are not available, and the worker is difficult to judge which chute has the large block, and the worker cannot take corresponding measures, so that the bulk cargo chute is blocked, even a hot air system is influenced, the shutdown maintenance is caused, the situation that the bulk cargo chute has the large block and can give an alarm in the first time can be seen, the bulk cargo chute with the large block and the blocked material is pointed out, and the large block can be automatically processed in the first time, so that the inspection workload of production personnel is reduced, and meanwhile, the production personnel do not need to manually process and maintain the large block.

Disclosure of Invention

The utility model aims at providing a drying grate bulk cargo elephant trunk bold putty detects and automatic clearing device, can be real-time, whether the bold appears in the accurate detection bulk cargo elephant trunk, the automatic clearing device starts to pour the bold into the bold lump material elephant trunk when the bold appears, really accomplish in time to discover the bold and automatic processing, avoid in the past the manual work to patrol and examine the discovery untimely, and be difficult to the problem that the bold or putty appear in accurate judgement which bulk cargo elephant trunk, save time and manpower, continuous to the guarantee pelletizing production line, steady operation has important effect.

The purpose of the utility model is realized by the following technical scheme:

the utility model discloses a chain grate bulk cargo elephant trunk massive putty detecting and automatic clearing device, which is characterized in that the device comprises a diffuse reflection type detecting device arranged on the pipe wall of the bulk cargo elephant trunk, a massive automatic clearing device arranged in the bulk cargo elephant trunk, a massive material elephant trunk arranged outside the bulk cargo elephant trunk, a gravity seal door arranged at the bottom of the massive material elephant trunk, and a control system respectively connected with the diffuse reflection type detecting device and the massive automatic clearing device,

the diffuse reflection type detection device comprises light-transmitting wear-resistant glass embedded on the side wall of the bulk cargo chute, a fixed frame with the inner edge pressed on the light-transmitting wear-resistant glass, a diffuse reflection type laser switch arranged in a groove in the middle of the fixed frame, the diffuse reflection type laser switch is connected with the control system,

the bulk automatic clearing device comprises a supporting sealing cover arranged on the side of the pipe wall of the bulk cargo chute, material blocking edges arranged at two ends of the supporting sealing cover, a group of bulk stop levers arranged on the supporting sealing cover, a group of transmission seats fixedly connected with the supporting sealing cover, two bearing seats arranged at the side of the supporting sealing cover, a transmission shaft arranged between the two bearing seats, and an actuator connected with the transmission shaft through a coupler, wherein the transmission shaft is fixedly connected with the group of transmission seats, the actuator is connected with the control system, the group of bulk stop levers are arranged in the bulk cargo chute,

the control system comprises a power DY-1, a time delay relay YJ-1, a relay J-2, a relay J-3, an audible and visual alarm BJ-1, an automatic switch ZK and a PLC which are mutually connected.

The bulk cargo elephant trunk lateral wall on be equipped with and inlay the hole, this hole limit inclination who inlays the hole be 45 degrees and be less than the hole area of leveling mutually with the bulk cargo elephant trunk lateral wall with the hole area that the bulk cargo elephant trunk inside wall was leveled mutually, the wear-resisting glass of printing opacity inlay downthehole and with the bulk cargo elephant trunk lateral wall in, level mutually outward.

The transmission seat comprises an upper semicircular seat body and a lower semicircular seat body, and the inner walls of the upper semicircular seat body and the lower semicircular seat body are provided with embossing hemp grains.

And a sealing gasket is fixed outside the bulk cargo chute.

The utility model has the advantages that:

(1) the utility model discloses a chain grate bulk cargo elephant trunk bold putty detects and automatic clearing device can be real-time, accurate detection bulk cargo elephant trunk in whether appear bold or putty to automatic clear away when detecting bold or putty, avoid in the past manual inspection find untimely, and be difficult to accurately judge which bulk cargo elephant trunk appears bold or putty problem, and do not need the manual work to clear away, save time and manpower, have important effect to guaranteeing that the pelletizing production line is continuous, steady operation;

(2) the utility model discloses a detecting and automatic clearing device for bulk material blockage of a chain grate bulk material chute, which utilizes economical and simple components to realize the identification and screening of blocking light caused by bulk material falling and blocking light caused by bulk material or blockage;

(3) the utility model discloses a chain grate bulk cargo elephant trunk bold putty detects and automatic clearing device, can make statistics of the number of times that each bulk cargo elephant trunk appears the bold in, can obtain each bulk cargo elephant trunk and appear the bold distribution condition, does benefit to production overall analysis and adjustment;

(4) the utility model discloses a chain grate bulk cargo elephant trunk bold putty detects and self-cleaning device, and the detection part is non-contact's detection, reliable, stable, longe-lived.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a view a-a of fig. 1 according to the present invention.

Fig. 3 is a view B-B of fig. 1 according to the present invention.

Fig. 4 is a schematic wiring diagram of the bulk material blockage detection and automatic clearing device of the chain grate bulk material chute of the utility model.

Detailed Description

The following further describes the embodiments of the present invention with reference to the drawings.

As shown in figures 1-4, the device for detecting and automatically removing the big block blockage of the bulk cargo chute of the chain grate machine of the utility model is characterized by comprising a diffuse reflection type detecting device 1 arranged on the pipe wall of the bulk cargo chute 6, a big block automatic removing device 2 arranged in the bulk cargo chute 6, a big block chute 4 arranged outside the bulk cargo chute 6, a gravity seal door 8 arranged at the bottom of the big block chute 4, and a control system 3 respectively connected with the diffuse reflection type detecting device 1 and the big block automatic removing device 2,

the diffuse reflection type detection device 1 comprises light-transmitting wear-resistant glass 1-3 embedded on the side wall of the bulk cargo chute 6, a fixed frame 1-2 with the inner edge pressed on the light-transmitting wear-resistant glass 1-3, a diffuse reflection type laser switch 1-1 arranged in a groove in the middle of the fixed frame 1-2, the diffuse reflection type laser switch 1-1 is connected with the control system 3,

the automatic bulk block clearing device 2 comprises a supporting sealing cover 2-2 arranged on the side of the pipe wall of the bulk material slide pipe 6, material blocking edges 2-4 arranged at two ends of the supporting sealing cover 2-2, a group of bulk block stop rods 2-1 arranged on the supporting sealing cover 2-2, a group of transmission seats 2-3 fixedly connected with the supporting sealing cover 2-2, two bearing seats 2-6 arranged on the side of the supporting sealing cover 2-2, a transmission shaft 2-5 arranged between the two bearing seats 2-6, an actuator ZXQ-1 connected with the transmission shaft 2-5 through a coupling 2-7, the transmission shaft 2-5 is fixedly connected with the group of transmission seats 2-3, and the actuator ZXQ-1 is connected with the control system 3, the large block blocking rods 2-1 are arranged in the bulk cargo chute 6,

The side wall of the bulk cargo elephant trunk 6 is provided with an embedding hole, the hole edge inclination angle of the embedding hole is 45 degrees, and the hole area which is parallel to the inner side wall of the bulk cargo elephant trunk 6 is smaller than the hole area which is parallel to the outer side wall of the bulk cargo elephant trunk 6, and the light-transmitting wear-resistant glass 1-3 is embedded in the embedding hole and is parallel to the inner side and the outer side of the side wall of the bulk cargo elephant trunk 6.

The transmission seat 2-3 comprises an upper semicircular seat body and a lower semicircular seat body, and the inner walls of the upper semicircular seat body and the lower semicircular seat body are provided with embossed hemp grains.

And sealing gaskets 2-9 are fixed outside the bulk cargo slide pipe.

The utility model discloses a chain grate bulk cargo elephant trunk bold putty detects and self-cleaning device sets up in bulk cargo elephant trunk 6, 6 upper ends of bulk cargo elephant trunk and the bellows flange joint of chain grate or roasting machine, and lower extreme and 7 flange joints of double-deck cindervalve still are equipped with emergent cleaning door 5 on bulk cargo elephant trunk 6. The big block stop lever 2-1 is fixed on the supporting sealing cover 2-2 and is arranged in the bulk cargo chute 6, the diffuse reflection type detection device 1 is arranged on the side surface of the bulk cargo chute 6 above the big block stop lever, and the emergency cleaning door 5 of the bulk cargo chute 6 is arranged upwards. The side surface of the bulk cargo chute 6 is provided with an embedding hole of the light-transmitting wear-resistant glass 1-3, the edge of the embedding hole is a 45-degree inclined edge, the inner part is small, the outer part is large, the four edges of the light-transmitting wear-resistant glass 1-3 are also 45-degree inclined edges, the inner part is small, the outer part is large, the light-transmitting wear-resistant glass 1-3 is installed in the embedding hole, and the inner surface and the outer surface of the light-transmitting wear-resistant glass 1-3 are respectively flush with the inner surface and. The inner edge of the fixed frame 1-2 is pressed on the light-transmitting wear-resistant glass 1-3, the fixed frame 1-2 is fixed on the side wall of the bulk cargo chute 6, and the diffuse reflection type laser switch 1-1 is fixed at the groove in the middle of the fixed frame 1-2; a large block stop lever 2-1 of the large block automatic clearing device 2 is welded with a supporting sealing cover 2-2, and material blocking edges 2-4 are arranged on two sides of the supporting sealing cover 2-2 to prevent lateral material leakage when the large block is cleared; the supporting sealing cover 2-2 and the upper seat of the transmission seat 2-3 are integrated, the upper semicircular seat body and the lower semicircular seat body of the transmission seat 2-3 are both provided with embossed hemp grains and are fixed on the transmission shaft 2-5 through the bolt transmission seat 2-3, and the transmission seat 2-3 drives the supporting sealing cover 2-2 and the big block stop lever 2-1 to rotate along with the rotation of the transmission shaft 2-5; two ends of the transmission shaft 2-5 are arranged in the bearing blocks 2-6, and the outer sides of the two bearing blocks 2-6 are fixed by screws to prevent axial movement; the transmission side of the transmission shaft 2-5 is coaxially connected with the transmission shaft of the actuator ZXQ-1 through a coupler 2-7.

The utility model discloses a working process: under the action of gravity, bulk materials falling from the chain grate machine or the roasting machine fall to the double-layer ash discharge valve 7 in the bulk material chute 6 and are discharged to the adhesive tape machine through the double-layer ash discharge valve 7. When large blocks appear, the large blocks are blocked by a large block stop lever 2-1 in a bulk material slide pipe 6, and then the subsequent falling bulk materials fall on the large blocks, light rays of a diffuse reflection type laser switch 1-1 are triggered, a diffuse reflection type detection device 1 acts, a loop is closed, a delay relay YS-1 is driven to output two paths of signals, one path is a drive loop closed 10S (the purpose of delaying 10S is to judge whether a signal detected by the diffuse reflection type laser switch 1-1 is bulk materials or large blocks or blockage, because the bulk materials fall down one by one, even if a pile of materials fall down together, the continuous action of 10S is not carried out, but the bulk materials are not moved after being blocked, signals detected by the diffuse reflection type laser switch 1-1 can be continuously output), then a relay J-1 is driven to output two paths of signals, and one path can be sent to a PLC, the appearance of a large block is shown, and the PLC carries out accumulation once, so that after the production is carried out for a period of time, the distribution condition of the large block of each bulk cargo chute 6 can be seen, and the integral analysis and adjustment of the production are facilitated; the other path of signal output by the relay J-1 drives the actuator ZXQ-1 to open the valve, when the actuator ZXQ-1 drives the big block stop lever 2-1 in the big block automatic cleaning device 2 to do circular motion around the transmission shaft 2-5, and the big block stop lever 2-1 drags the big block material to leave the bulk material chute 6 pipe, the action of the diffuse reflection type detection device 1 disappears, the driving circuit is disconnected, but the actuator ZXQ-1 will continue to move (with self-holding function), the automatic bulk material removing device 2 will rotate along with the actuator, the bulk material slides from the bulk material stop rod 2-1 to the supporting sealing cover 2-2, under the action of the material blocking edge 2-4, the large block material slides into the large block material slide pipe 4, the gravity sealing door 8 is knocked off along the large block material slide pipe 4, and the large block material falls into the adhesive tape machine and is conveyed away along with the bulk material, wherein the gravity sealing door 8 is used for preventing ash from rising and inhibiting air leakage of a dust removal point; when the actuator ZXQ-1 runs and touches the in-place opening sensor S-1, the in-place opening signal output by the in-place opening sensor S-1 is used as the valve closing signal of the actuator ZXQ-1 (the large block automatic cleaning device 2 finishes discharging before being opened to the place), the actuator ZXQ-1 drives the large block automatic cleaning device 2 to rotate until the supporting sealing cover 2-2 is tightly pressed on the sealing gasket 2-9 fixed outside the bulk cargo chute 6, the actuator ZXQ-1 runs and touches the in-place closing sensor S-2, the actuator ZXQ-1 stops running, the in-place closing sensor S-2 outputs a in-place closing signal to the PLC system, which indicates that the large block automatic cleaning device 2 finishes a large block discharging process and is in a normal sealing state at present, if the in-place closing sensor S-2 does not act or has abnormal torque over time, the executor ZXQ-1 outputs one path of signal to drive the relay J-3 to act, the relay J-3 outputs two paths, one path drives the acousto-optic alarm BJ-1 to alarm on the spot, and the other path is connected to the PLC to indicate fault alarm; the other path of the delay relay YJ-1 is a driving loop which is closed by 60S (the purpose of the delay 60S is that the large automatic cleaning device 2 finishes one-time large block cleaning action, if a large block or a blocked material is cleaned, the driving loop can not be continuously closed by 60S), then the relay J-2 is driven to act, the relay J-2 outputs two paths of signals, one path drives the acousto-optic alarm BJ-1 to give an alarm on the spot, and the other path sends the alarm to the PLC to indicate the blocking alarm.

The detection of large blocks or blocked materials is really realized, and the large blocks or the blocked materials are automatically removed through a large block material chute.

The utility model discloses a chain grate bulk cargo elephant trunk bold putty detects and automatic clearing device can be real-time, accurate detection bulk cargo elephant trunk in whether appear bold or putty to automatic clear away when detecting bold or putty, avoid in the past manual inspection find untimely, and be difficult to accurately judge which bulk cargo elephant trunk appears bold or putty problem, and do not need the manual work to clear away, save time and manpower, have important effect to guaranteeing that the pelletizing production line is continuous, steady operation; the utility model utilizes economical and simple components to realize the identification and screening of the blocking of bulk material falling to light and the blocking of large blocks or blockage to light; the times of large blocks in each bulk cargo pipe chute can be counted, the distribution condition of the large blocks in each bulk cargo pipe chute can be obtained, and the production overall analysis and adjustment are facilitated; the utility model discloses a chain grate bulk cargo elephant trunk bold putty detects and self-cleaning device, and the detection part is non-contact's detection, reliable, stable, longe-lived.

Claims

1. A chain grate machine bulk cargo chute bulk material blockage detection and automatic clearing device is characterized by comprising a diffuse reflection type detection device arranged on the pipe wall of a bulk cargo chute, a bulk material automatic clearing device arranged in the bulk cargo chute, a bulk material chute arranged outside the bulk cargo chute, a gravity seal door arranged at the bottom of the bulk material chute, and a control system respectively connected with the diffuse reflection type detection device and the bulk material automatic clearing device,

the bulk automatic clearing device comprises a supporting sealing cover arranged on the side of the pipe wall of the bulk cargo chute, material blocking edges arranged at two ends of the supporting sealing cover, a group of bulk stop levers arranged on the supporting sealing cover, a group of transmission seats fixedly connected with the supporting sealing cover, two bearing seats arranged on the side of the supporting sealing cover, a transmission shaft arranged between the two bearing seats, an actuator ZXQ-1 connected with the transmission shaft through a coupler, the transmission shaft is fixedly connected with the group of transmission seats, the actuator ZXQ-1 is connected with the control system, the group of bulk stop levers are arranged in the bulk cargo chute,

2. The device of claim 1, wherein the sidewall of the bulk material chute is provided with an embedding hole, the inclination angle of the edge of the embedding hole is 45 °, the area of the embedding hole parallel to the inner sidewall of the bulk material chute is smaller than the area of the embedding hole parallel to the outer sidewall of the bulk material chute, and the light-transmitting wear-resistant glass is embedded in the embedding hole and parallel to the inner and outer sidewalls of the bulk material chute.

3. The device of claim 1, wherein the driving seat comprises an upper semi-circular seat and a lower semi-circular seat, and the inner walls of the upper semi-circular seat and the lower semi-circular seat are provided with embossed hemp grains.

4. The device for detecting and automatically removing the blocking of the bulk cargo chute of the chain grate machine as claimed in claim 1, wherein a sealing gasket is fixed outside the bulk cargo chute.