CN213036767U - Feeding device with safety barrel sleeved on outer side - Google Patents
Feeding device with safety barrel sleeved on outer side Download PDFInfo
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- CN213036767U CN213036767U CN202020832865.5U CN202020832865U CN213036767U CN 213036767 U CN213036767 U CN 213036767U CN 202020832865 U CN202020832865 U CN 202020832865U CN 213036767 U CN213036767 U CN 213036767U
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Abstract
The utility model discloses an outside cover is equipped with material feeding unit of a safety section of thick bamboo, including a pay-off section of thick bamboo and pay-off power device, a pay-off section of thick bamboo includes feed inlet and discharge gate, and a pay-off section of thick bamboo one end is the feed end, and the other end is the discharge end, and the feed inlet setting is at the feed end upside of a pay-off section of thick bamboo, and the discharge gate setting includes drive arrangement and helical blade at the discharge end downside of a pay-off section of thick bamboo, and a pay-off section of thick bamboo outside sealing connection has a first safety section of thick bamboo. The utility model discloses a cover is equipped with a safety cylinder outside a pay-off section of thick bamboo, and then forms sealed safe chamber between a safety cylinder and a feeding section of thick bamboo, and further be provided with the sensor in sealed safe intracavity side again for can in time monitor the damage of a pay-off section of thick bamboo wall, consequently solve the potential safety hazard that prior art's material feeding unit exists in coal processing production.
Description
Technical Field
The utility model relates to an outside cover is equipped with material feeding unit of a safety section of thick bamboo for the coal processing field.
Background
China is a country with more coal, less oil and poor gas, and in the petrochemical energy reserves proven in China, oil and natural gas only account for 6 percent, and the rest 94 percent are coal substances. The resource characteristics determine that China mainly builds energy structures by using coal substances.
The DCS System is an english abbreviation (Distributed Control System) of a Distributed Control System, and is also called a Distributed Control System in the domestic automatic Control industry. The computer control system is a novel computer control system relative to a centralized control system, and is developed and evolved on the basis of the centralized control system.
A PLC system, also known as a programmable logic controller, is a digital arithmetic operation electronic system designed specifically for use in an industrial environment. It uses a programmable memory, in which the instructions for implementing logical operation, sequence control, timing, counting and arithmetic operation are stored, and utilizes digital or analog input and output to control various mechanical equipments or production processes.
In the field of coal processing, a large-scale coal processing system is basically controlled by adopting a DCS (distributed control system), distributed management is facilitated, centralized control can be realized, and a common PLC (programmable logic controller) system for a medium-small coal processing system is only required to be controlled in one place in a centralized manner.
At present, a feeding device is also a normal temperature device generally, but in the field of coal processing, particularly the field of low-rank coal processing, after low-rank coal is processed, particularly after anaerobic or micro-aerobic dry distillation, the hardness is high, the abrasion of feeding device equipment is more easily caused, the processing temperature of the low-rank coal entering a buffer bin is generally above 100 ℃, the ignition point of the low-rank coal is the lowest in all coals and is about 270-300 ℃, and spontaneous combustion is easily caused under the condition of a certain amount of oxygen. Because the existing feeding device does not record and provide the temperature, the combustible gas concentration and/or the pressure inside the device, in the coal processing process, the DCS system or the PLC system is controlled, the used data is coal processing process data such as feeding and the like, and because the data inside the device is lacked, the DCS system and the PLC system are limited in solving certain specific problems, especially in the problem of leakage of equipment caused by abrasion, the existing DCS system generally acquires abnormal change of the combustible gas concentration in the environment, so that early warning is carried out, and therefore the device has high hysteresis.
Therefore, there is a need for a safer feeding device.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that need solve is that improve material feeding unit's security, through being equipped with a safety section of thick bamboo at a pay-off section of thick bamboo outside cover, and then form sealed safe chamber between a safety section of thick bamboo and a feed section of thick bamboo, further be provided with the sensor in sealed safe intracavity side again, thereby improve the utility model discloses a material feeding unit's security.
The purpose of the utility model is realized like this:
the utility model provides an outside cover is equipped with material feeding unit of a safety section of thick bamboo, includes a pay-off section of thick bamboo and pay-off power device, a pay-off section of thick bamboo includes feed inlet and discharge gate, a pay-off section of thick bamboo one end is the feed end, and the other end is the discharge end, the feed inlet sets up the feed end upside of a pay-off section of thick bamboo, the discharge gate sets up the discharge end downside of a pay-off section of thick bamboo, pay-off power device includes drive arrangement and helical blade, a pay-off section of thick bamboo outside sealing connection has a safety section of thick bamboo, a safety section of thick bamboo.
Preferably, a first sealed safety cavity is formed between the safety cylinder and the feeding cylinder.
Further, the safety cylinder is provided with a safety valve.
Furthermore, first sealed safe chamber one end is provided with first lead mouthful, and the other end is provided with the second and leads the mouth, first lead mouthful with at least one in the second leads the mouth, is connected with high-pressure inert gas buffer tank gas outlet or inert gas pipeline gas outlet, makes be full of inert gas in the first sealed safe chamber.
Furthermore, first sealed safe chamber one end is provided with first lead mouthful, and the other end is provided with the second and leads the mouth, first lead mouthful with the second lead mouthful with be connected with high-pressure cooling water tank, make be full of the cooling water in the first sealed safe chamber.
Preferably, a second safety cylinder is connected to the outer side of the feeding cylinder in a sealing manner, the second safety cylinder is arranged between the feeding cylinder and the first safety cylinder, and the second safety cylinder is connected with the first safety cylinder in a sealing manner.
Further, a second sealed safety cavity is formed between the second safety cylinder and the feeding cylinder.
Further, a first sensor is arranged in the feeding barrel, detects the temperature, the combustible gas concentration and/or the pressure of the feeding barrel and sends signals to a DCS system or a PLC system.
And/or a second sensor is arranged in the second sealed safety cavity, detects the temperature, the combustible gas concentration and/or the pressure of the second sealed safety cavity and sends a signal to the DCS system or the PLC system.
Preferably, the feeding barrel is connected with the feeding power device, the driving device is hermetically connected with the discharge end of the feeding barrel, and the helical blade is arranged in the feeding barrel and extends to the feed end of the feeding barrel.
Preferably, the feeding barrel is connected with the feeding power device, the driving device is hermetically connected with the feeding end of the feeding barrel, and the helical blade is arranged in the feeding barrel and extends to the discharging end of the feeding barrel.
The utility model discloses there is following beneficial effect:
the utility model discloses a material feeding unit security performance is high, and is equipped with a safety cylinder through the cover in the feed cylinder outside, and then forms sealed safe chamber between a safety cylinder and a feed cylinder, and further the inboard is provided with the sensor at sealed safe chamber again for can in time monitor the damage of feed cylinder wall, consequently solve the potential safety hazard that prior art's material feeding unit exists in coal processing production.
Drawings
FIG. 1 is a schematic structural view of a feeding device sleeved with a safety cylinder on the outer side;
FIG. 2 is a schematic view of a partial structure of a feeding device with a safety cylinder sleeved on the outer side;
the device comprises a feeding barrel, a spiral blade, a driving device, a feeding port, a discharging port, a first safety barrel, a safety valve, a first guide port, a second guide port, a first sealing safety cavity, a second sensor, a DCS (distributed control system) 13 and a second safety barrel, wherein the feeding barrel is 1, the spiral blade is 2, the driving device is 3, the feeding port is 4, the discharging port is 5, the first safety barrel is 6, the safety valve is 7, the first guide port is 8, the second guide port is 9, the first.
Detailed Description
The present invention will be further described with reference to the following specific embodiments, but the present invention is not limited to these specific embodiments. It will be recognized by those skilled in the art that the present invention encompasses all alternatives, modifications, and equivalents as may be included within the scope of the claims.
In the utility model, if not, the adopted raw materials and equipment can be purchased from the market or commonly used in the field. The methods in the following examples are conventional in the art unless otherwise specified.
In the present disclosure, the terms "first," "second," "third," and "fourth," etc. are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
As shown in fig. 1 and 2, a feeding device with a safety cylinder sleeved on the outer side comprises a feeding cylinder 1 and a feeding power device, wherein the feeding cylinder 1 comprises a feeding port 4 and a discharging port 5, one end of the feeding cylinder is a feeding end, the other end of the feeding cylinder is a discharging end, the feeding port 4 is arranged on the upper side of the feeding end of the feeding cylinder, the discharging port 5 is arranged on the lower side of the discharging end of the feeding cylinder, the feeding power device comprises a driving device 3 and a spiral blade 2, a first safety cylinder 6 is hermetically connected to the outer side of the feeding cylinder 1, and the first safety cylinder 6 is at least arranged between the feeding port 4 and the discharging port 5.
The utility model discloses a material feeding unit passes through outside sealing connection safety cylinder, and a pay-off section of thick bamboo 1 does not produce the leakage immediately because of wearing and tearing to improve the security.
Preferably, a first sealed safety cavity 10 is formed between the first safety cylinder 6 and the feeding cylinder 1; further, the first safety cylinder 6 is provided with a safety valve 7; further, one end of the first sealed safety cavity is provided with a first guide port 8, the other end of the first sealed safety cavity is provided with a second guide port 9, and at least one of the first guide port 8 and the second guide port 9 is connected with a gas outlet of a high-pressure inert gas buffer tank or a gas outlet of an inert gas pipeline, so that the first sealed safety cavity is filled with inert gas; the gas leakage prevention device is characterized in that a first safety cylinder is connected to the outer side of a feeding cylinder 1 in a sealing mode, so that the feeding cylinder 1 cannot generate leakage immediately due to abrasion of the feeding cylinder 1, a first sealed safety cavity 10 is formed between the first safety cylinder and the feeding cylinder 1, one end of the first sealed safety cavity 10 is provided with a first guide port 8, the other end of the first sealed safety cavity is provided with a second guide port 9, at least one of the first guide port 8 and the second guide port 9 is connected with a gas outlet of a high-pressure inert gas buffer tank or a gas outlet of an inert gas conduit, and when gas leakage occurs due to abrasion of the feeding cylinder 1, inert gas can be doped into the leaked gas in time, so that the leaked gas cannot be combusted; thereby improving the safety of the utility model; on the other hand, the first guide port 8 and the second guide port 9 are connected with a gas outlet of a high-pressure inert gas buffer tank or a gas outlet of an inert gas guide pipe, so that heat of materials conveyed from the feeding barrel 1 can be taken away in a mode of continuously introducing inert gas, and the effect of cooling the materials can be achieved.
Further, one end of the first sealed safety cavity 10 is provided with a first guide port 8, the other end of the first sealed safety cavity is provided with a second guide port 9, and the first guide port 8 and the second guide port 9 are connected with a high-pressure cooling water tank, so that the first sealed safety cavity 10 is filled with cooling water; its aim at, effectively cool off the utility model discloses the buggy of transport, on the other hand also can regard as emergency fire extinguishing device.
Preferably, a second safety cylinder 14 is hermetically connected to the outer side of the feeding cylinder 1, the second safety cylinder 14 is arranged between the feeding cylinder 1 and the first safety cylinder 6, and the second safety cylinder 14 is hermetically connected to the first safety cylinder 6; further, a second sealed safety cavity 11 is formed between the second safety cylinder 14 and the feeding cylinder 1; the purpose is that the outside of the feeding cylinder 1 is hermetically connected with the second safety cylinder 14, so that the feeding cylinder 1 does not immediately leak due to the abrasion of the feeding cylinder 1.
Further, a first sensor is arranged in the feeding barrel 1, detects the temperature, the concentration and/or the pressure of combustible gas in the feeding barrel 1, and sends a signal to the DCS system 13 or the PLC system; and/or a second sensor 12 is arranged in the second sealed safety cavity 11, detects the temperature, the combustible gas concentration and/or the pressure of the second sealed safety cavity, and sends a signal to a DCS 13 system or a PLC system.
Specifically, the first sensor and the second sensor 12 may be temperature sensors, such as TPR2K5CKTYLC600T1300, or pressure sensors, such as PT1E1ASG (0-1.0MPa), or radar level gauges, such as URT5C1F1FD100BNL10, or a combination of a plurality of the above sensors; for example, a first sensor arranged in the feeding barrel 1 and a second sensor 12 in the second sealed safety cavity may be TPR2K5CKTYLC600T1300, so that the first sensor detects the temperature in the feeding barrel 1, the second sensor 12 detects the temperature in the second sealed safety cavity 11, and sends a signal to the DCS system 13 or the PLC system; a first sensor is arranged in the feeding barrel 1, the specific model can be UW12CFE0500, the temperature in the feeding barrel 1 is detected, and a signal is sent to a DCS system 13 or a PLC system; the specific type of the first sensor and the second sensor 12 can also be PT1E1ASG (0-1.0MPa), which respectively sense the pressure in the feeding cylinder 1 and the second sealed safety cavity 11, and send signals to the DCS system 13 or the PLC system.
The signals of the first sensor and the second sensor 12 of the utility model are read into the CPU through the corresponding module interfaces for processing; such as temperature, pressure, combustible gas concentration and material level detection in the feeding cylinder, on one hand, the data detected by different sensors can be obtained, e.g. pressure data, is cross-validated, in particular by a first sensor arranged in the cartridge 1 and a second sensor 12 in the second sealed safety chamber 11, to confirm whether the feeding barrel 1 is abnormal or not, improve the abundance of data and avoid errors, and on the other hand, the pressure detected by the sensors, and further the data provided by different sensors, can judge that the device has not to break and leak, also can in time obtain the early warning, can open corresponding valve on the one hand, fill into inert gas toward sealed safe intracavity, on the other hand also can avoid prior art to generally need the workman to see obvious phenomenon and just can discover that the device has the breakage, make the utility model discloses a device is more in time and accurate than prior art provides the early warning.
In the field of coal processing, a large-scale coal processing system is basically controlled by adopting a DCS (distributed control system), distributed management is facilitated, centralized control can be realized, and a common PLC (programmable logic controller) system for a medium-small coal processing system is only required to be controlled in one place in a centralized manner. The DCS and the PLC also collect information of temperature, pressure, material level, liquid level and the like of each process module; some modules also need to collect flow, oxygen content and the like, and a factory building also needs to detect combustible gas leakage; signals of the sensors are read into a CPU through corresponding module interfaces to be processed, for example, pressure and temperature in the furnace of the roasting furnace, temperature of a combustor and the like are detected, corresponding valves can be controlled through temperature detection to adjust the opening degree and further control the temperature, for example, the pressure in the furnace is too high, the situation that the furnace is rich in materials and too fast in reaction is shown, the feeding speed needs to be controlled, and meanwhile, the frequency of the Roots blower needs to be increased to adjust the pressure in the furnace.
However, because the existing feeding device is a non-reaction device, and is generally not provided with a sensor to collect temperature, concentration and/or pressure of combustible gas, and the existing DCS or PLC system generally uses process data to control the whole process by combining with some environmental data, the existing non-reaction device lacks a sensor to collect data in the non-reaction device, so that the existing DCS and PLC system is limited, for example, the existing DCS and PLC system detects the concentration of combustible gas in a general factory building, thereby warning about leakage of combustible gas, on one hand, the leakage of combustible gas naturally dissipates, and detects combustible gas in the factory building, generally related devices, such as the feeding device, have leaked more combustible gas; the utility model detects the concentration and pressure of the combustible gas in the feeding cylinder 1, and when the concentration and pressure of the combustible gas are changed abnormally, the leakage of the combustible gas is indicated; the combustible gas concentration in the second sealed safety cavity is further detected, the combustible gas in the second sealed safety cavity is detected, namely the feeding barrel 1 is detected to be damaged, so that the DCS system and the PLC system can provide early warning in time, and corresponding measures are adopted to avoid dangerous situations; these all make the utility model discloses a material feeding unit has expanded DCS system and PLC system application range, makes it more to, more accurate and more timely solution correlation problem.
Preferably, the feeding barrel 1 is connected with the feeding power device, the driving device 3 is hermetically connected with the discharge end of the feeding barrel 1, and the helical blade is arranged in the feeding barrel 1 and extends to the feed end of the feeding barrel 1; preferably, the feeding barrel 1 is connected with the feeding power device, the driving device 3 is hermetically connected with the feeding end of the feeding barrel 1, and the helical blade is arranged in the feeding barrel 1 and extends to the discharging end of the feeding barrel 1; its aim at improves the utility model discloses transport the efficiency of material.
The above description is only for the preferred embodiment of the present invention and should not be construed as limiting the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (10)
1. The utility model provides an outside cover is equipped with material feeding unit of a safety section of thick bamboo, includes a pay-off section of thick bamboo (1) and pay-off power device, a pay-off section of thick bamboo (1) includes feed inlet (4) and discharge gate (5), a pay-off section of thick bamboo one end is the feed end, and the other end is the discharge end, feed inlet (4) set up the feed end upside of a pay-off section of thick bamboo, discharge gate (5) set up the discharge end downside of a pay-off section of thick bamboo, pay-off power device includes drive arrangement (3) and helical blade (2), its characterized in that, a pay-off section of thick bamboo (1) outside sealing connection has first safety section of thick bamboo (6), first safety section of thick bamboo (6) set up at least feed inlet (.
2. The feeding device according to claim 1, characterised in that a first sealed safety chamber (10) is formed between the first safety cylinder (6) and the feeding cylinder (1).
3. The feeding device according to claim 2, characterised in that the first safety cylinder (6) is provided with a safety valve (7).
4. The feeding device according to claim 2, wherein the first sealed safety chamber (10) is provided with a first guide opening (8) at one end and a second guide opening (9) at the other end, and at least one of the first guide opening (8) and the second guide opening (9) is connected with a high-pressure inert gas buffer tank gas outlet or an inert gas pipeline gas outlet, so that the first sealed safety chamber (10) is filled with inert gas.
5. The feeding device according to claim 2, characterized in that the first sealed safety chamber is provided with a first guide opening (8) at one end and a second guide opening (9) at the other end, and the first guide opening (8) and the second guide opening (9) are connected with a high-pressure cooling water tank, so that the first sealed safety chamber (10) is filled with cooling water.
6. The feeding device according to claim 1, characterized in that a second safety cylinder (14) is hermetically connected to the outside of the feeding cylinder (1), the second safety cylinder (14) is arranged between the feeding cylinder (1) and the first safety cylinder (6), and the second safety cylinder (14) is hermetically connected with the first safety cylinder (6).
7. The feeding device according to claim 6, characterised in that a second sealed safety chamber (11) is formed between the second safety cylinder (14) and the feeding cylinder (1).
8. The feeding device according to claim 7, characterized in that a first sensor is arranged in the feeding cylinder (1), and the first sensor detects the temperature, the combustible gas concentration and/or the pressure of the feeding cylinder (1) and sends a signal to a DCS system (13) or a PLC system;
and/or a second sensor (12) is arranged in the second sealed safety cavity (11), detects the temperature, the combustible gas concentration and/or the pressure of the second sealed safety cavity, and sends a signal to a DCS (13) system or a PLC system.
9. The feeding device according to claim 1, characterized in that the feeding barrel (1) is connected with the feeding power device, the driving device (3) is connected with the discharge end of the feeding barrel (1) in a sealing way, and the helical blade is arranged in the feeding barrel (1) and extends to the feed end of the feeding barrel (1).
10. The feeding device according to claim 1, characterized in that the feeding barrel (1) is connected with the feeding power device, the driving device (3) is connected with the feeding end of the feeding barrel (1) in a sealing way, and the helical blade is arranged in the feeding barrel (1) and extends to the discharging end of the feeding barrel (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020832865.5U CN213036767U (en) | 2020-05-18 | 2020-05-18 | Feeding device with safety barrel sleeved on outer side |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020832865.5U CN213036767U (en) | 2020-05-18 | 2020-05-18 | Feeding device with safety barrel sleeved on outer side |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213036767U true CN213036767U (en) | 2021-04-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020832865.5U Active CN213036767U (en) | 2020-05-18 | 2020-05-18 | Feeding device with safety barrel sleeved on outer side |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213036767U (en) |
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2020
- 2020-05-18 CN CN202020832865.5U patent/CN213036767U/en active Active
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