CN217074398U - Be used for solid material conveyor - Google Patents

Abstract

The utility model discloses a be used for solid material conveyor, install the delivery box on the transport vechicle, the bottom of delivery box is provided with the sieve, the bottom side of sieve is provided with humidity transducer, the inboard top of delivery box is provided with pressure sensor, a weighing sensor and a temperature sensor, the roof of delivery box is provided with the unloading manhole, one side of manhole is provided with the gas outlet, the gas holder is installed respectively to the both sides of delivery box, controller and air exhauster, the desicator, the gas holder passes through the pipe connection air inlet, the gas outlet is connected respectively through the pipeline to the air exhauster, the desicator passes through the pipe connection air inlet, the air exhauster is connected respectively through the data line to the controller, the desicator, a pressure sensor, humidity transducer, a temperature sensor. This novel can be in a carbide transport case in inert gas's protection, need not circulate and discharge inert gas, practice thrift the cost, cooperate sensor, solenoid valve simultaneously, in the transportation, can in time use the air to cool down, avoid deflagration.

Description

Be used for solid material conveyor

Technical Field

The utility model relates to a coal chemical industry equipment field especially relates to a be used for solid material conveyor.

Background

Calcium carbide is an important chemical raw material and an important raw material for producing polyvinyl chloride, and is generally referred to as calcium carbide, which is an inorganic substance and has a chemical formula of CaC ₂ The calcium carbide is white crystal, the industrial product is gray black block, and the section is purple or gray. When it meets water, it reacts violently to generate acetylene and generate heat. Calcium carbide is an important basic chemical raw material, is mainly used for generating acetylene gas, and is also used for organic synthesis, oxyacetylene welding and the like. The storage requirement is a cool, dry and well ventilated storehouse which is far away from the fire and heat sources. The relative humidity is kept below 75%. The package must be sealed and must not be exposed to moisture. Should be reacted with acidsAnd alcohols are stored separately, so mixed storage is avoided. The reservoir should be provided with a suitable material to contain the leakage.

Due to the characteristics of the calcium carbide, special protection is needed in the transportation process of the calcium carbide to prevent the calcium carbide from reacting to generate acetylene and exploding. At present, the mode that most equipment adopted is in the transportation, and in time ventilation avoids the inside damping of haulage equipment, but on the way of the transportation, everywhere air humidity is inequality, still has to let in high humid air, causes the risk of potential safety hazard. In addition, the inert gas is introduced into the equipment to avoid the contact of the calcium carbide and the air, but the use amount of the inert gas is large, and the transportation cost is high.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a be used for solid material conveyor to prior art's not enough.

In order to achieve the above purpose, the present invention is achieved by the following technical solutions.

The utility model provides a be used for solid material conveyor, it includes transport vechicle, delivery box, air exhauster, desicator, gas holder, controller, pressure sensor, humidity transducer, temperature sensor, install the delivery box on the transport vechicle, the bottom of delivery box is provided with the sieve, the bottom side of sieve is provided with humidity transducer, the inboard top of delivery box is provided with pressure sensor, temperature sensor, the roof of delivery box is provided with the unloading manhole, one side of manhole is provided with the gas outlet, gas holder, controller and air exhauster, desicator are installed respectively to the both sides of delivery box, the gas holder passes through the pipe connection air inlet, the gas outlet is connected respectively through the pipeline to the air exhauster, the desicator passes through the pipe connection air inlet, the air exhauster, desicator are connected respectively through the data line to the controller, Pressure sensor, humidity sensor, temperature sensor.

Further, the transport vechicle is the character cut in bas-relief, the both sides of transport vechicle are provided with puts the thing platform, and the thing bench of putting of one side is installed gas holder, controller, and the thing bench of putting of opposite side is installed air exhauster, desicator, the side of transport vechicle sets up the couple.

Further, a sealing ring is arranged between the manhole and the conveying box.

Furthermore, the air outlet and the air inlet are respectively provided with an electromagnetic valve.

Furthermore, the top of sieve sets up explosion-proof cotton, the bottom of sieve is provided with the cotton that absorbs water.

Furthermore, a first three-way pipe and a second three-way pipe are respectively arranged at the air inlet end and the air outlet end of the exhaust fan, and electromagnetic valves are respectively arranged on the ports of the first three-way pipe and the second three-way pipe.

Further, the controller is a PLC controller.

The utility model has the advantages that: this novel can be in a carbide transport case in inert gas's protection, need not circulate and discharge inert gas, practice thrift the cost, cooperate sensor, solenoid valve simultaneously, in the transportation, can in time use the air to cool down, avoid deflagration.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the installation structure of the exhaust fan of the present invention;

in the figure: 1. a transport vehicle; 2. a delivery box; 3. an exhaust fan; 4. a dryer; 5. a gas storage tank; 6. a controller; 7. a pressure sensor; 8. a humidity sensor; 9. a temperature sensor; 10. an electromagnetic valve; 11. a placing table; 12. hooking; 21. a sieve plate; 22. a manhole; 23. an air outlet; 24. an air inlet; 221. a seal ring; 25. explosion-proof cotton; 26. absorbent cotton; 31. an air inlet end; 32. an air outlet end; 33. a first three-way pipe; 34. a second three-way pipe.

Detailed Description

The present invention is further illustrated by the following examples, but is not limited to the contents of the specification.

As shown in the figure: the utility model provides a be used for solid material conveyor, it includes transport vechicle 1, delivery box 2, air exhauster 3, desicator 4, gas holder 5, controller 6, pressure sensor 7, humidity transducer 8, temperature sensor 9.

The conveying box 2 is installed on the transport vehicle 1, the sieve plate 21 is arranged at the bottom end of the conveying box 2, the humidity sensor 8 is arranged at the bottom side of the sieve plate 21, the pressure sensor 7 and the temperature sensor 9 are arranged at the top end of the inner side of the conveying box 2, the blanking manhole 22 is arranged at the top end of the conveying box 2, the gas outlet 23 is arranged at one side of the manhole 22, the gas inlet 24 is arranged at the bottom end of the side edge of the conveying box 2, the article placing table 11 is arranged at two sides of the transport vehicle 1, the gas storage tank 5 and the controller 6 are installed on the article placing table 11 at one side, the exhaust fan 3 and the dryer 4 are installed on the article placing table 11 at the other side, the gas storage tank 5 is connected with the gas inlet 24 through a pipeline, the exhaust fan 3 is respectively connected with the gas outlet 23 and the dryer 4 through a pipeline, the dryer 4 is connected with the gas inlet 24 through a pipeline, and the controller 6 is respectively connected with the exhaust fan 3, the dryer 4, the pressure sensor 7, Humidity sensor 8, temperature sensor 9.

Transport vechicle 1 is used for transporting the carbide, and transport vechicle 1 is the character cut in bas-relief, and the top of its both sides is for putting thing platform 11 for each equipment is placed in the installation, and its side sets up couple 12, is used for being connected with power device.

Conveying box 2 is used for placing and stores the carbide, and conveying box 2's top sets up manhole 22, is convenient for place the carbide in to the conveying box, for the leakproofness that promotes conveying box 2, is provided with sealing washer 221 between manhole 22 and the conveying box 2, prevents that gas leakage is dangerous. One side of the manhole 22 is provided with a gas outlet 23, and the gas outlet 23 is arranged to timely pump out a little acetylene in the conveying box 2 in the transportation process, so that the explosion risk is avoided. The bottom of the side of delivery box 2 is provided with air inlet 24, and air inlet 24 is two, communicates with gas holder 5, desicator 4 respectively, is convenient for carry inert gas or dry air in the delivery box 2. The air outlet 23 and the air inlet 24 are respectively provided with the electromagnetic valve 10, so that the air inflow and the air outflow can be conveniently controlled, the pressure of the conveying box 2 can be greater than the atmospheric pressure, the condition that a certain part of the conveying box 2 is not tightly sealed and the external air enters the conveying box 2 is prevented. The bottom of delivery box 2 is provided with sieve 21, sieve 21 is located the top side of air inlet 24, and like this, there is a space of ventilating bottom of delivery box 2, be convenient for ventilate toward delivery box 2 in, set up the sieve mesh on the sieve 21, can be the gas circulation, and simultaneously, in order to promote explosion-proof effect, can set up explosion-proof cotton 25 on the top of sieve 21, avoid gas from the low side upwards when spilling over little moisture and carbide reaction, cause local deflagration, the cotton and the sensor of absorbing water of damage bottom. The bottom end of the sieve plate 21 is provided with absorbent cotton 26, which can further dry the gas.

The exhaust fan 3 is an existing exhaust fan, which is convenient for pumping away the gas in the conveying box 2, and meanwhile, in order to save inert gas, a first three-way pipe 33 and a second three-way pipe 34 are respectively arranged at the gas inlet end 31 and the gas outlet end 32 of the exhaust fan 3, one port of the first three-way pipe 33 at the gas inlet end 31 is connected with the gas inlet end 31, one port is connected with the gas outlet 23 through a pipeline, and the last port communicated with the atmosphere is provided with an electromagnetic valve 10, when air is required to enter the internal circulation, the electromagnetic valve 10 at the three-way pipe connected with the gas outlet 23 is closed, the other is opened, and when the gas circulation in the conveying box 2 is required, the electromagnetic valve 10 at the three-way pipe connected with the gas outlet 23 is opened, and the other is closed. One port of the second three-way pipe 34 at the air outlet end 32 is connected with the air outlet end 32, one port is communicated with the dryer 4, and the last port communicated with the atmosphere is provided with the electromagnetic valve 10, so that the air can be exhausted in time after the conveying box 2 discharges the materials. When the circulation gas needs to be exhausted, the electromagnetic valve 10 on the port communicated with the dryer 4 is closed, and the other is opened, and when the circulation gas needs to be dried, the electromagnetic valve 10 on the port communicated with the dryer 4 is opened, and the other is closed.

The dryer 4 is convenient for dry air, and can make the air that lets in the transport case 2 not contain moisture, avoid the carbide reaction.

The gas storage tank 5 is used for storing nitrogen gas, and is convenient for conveying nitrogen gas into the conveying box 2.

The controller 6 is a PLC controller, and can control the operation of each device.

The pressure sensor 7, the humidity sensor 8 and the temperature sensor 9 can monitor pressure, humidity and temperature data in the conveying box 2 respectively and transmit the data to the controller 6.

The electromagnetic valve 10 is connected to the controller 6 through a data line and can be opened or closed under the control of the controller 6.

This neotype theory of use: before the conveying box is filled with materials, an electromagnetic valve at the communication part of the gas storage tank is opened, nitrogen is filled into the conveying box, the conveying box is in an inert gas protection atmosphere, then calcium carbide to be conveyed is placed into the conveying box through a manhole, in the process, part of air enters the conveying box and reacts with the calcium carbide to generate acetylene, and at the moment, after the material loading is finished, the manhole is closed, the exhaust fan is started to pump the acetylene-containing gas in the conveying box for a period of time to be discharged, then closing each electromagnetic valve to make the conveying box in an atmosphere protected by inert gas, when the pressure sensor monitors the pressure reduction and approaches a set threshold value (1.1 times of atmospheric pressure), the controller controls the electromagnetic valve at the joint of the controller and the gas storage tank to be opened, inert gas is supplemented in time, and the electromagnetic valve at the joint of the gas storage tank is closed after a set threshold value (1.3 times of atmospheric pressure) is reached; when the temperature sensor monitors that the temperature rises and exceeds a set threshold value (30 ℃), possibly, the local air leakage reaction generates heat, the temperature is immediately reduced, the reaction is prevented from being too fast, at the moment, an electromagnetic valve on a first three-way valve is opened, the air inflow is increased, the circulating airflow in the conveying box is increased, the temperature is reduced after the temperature reaches the set threshold value (30 ℃) for 10 minutes, then the step of starting the circulation is carried out, the conveying box is adjusted to be in an inert gas state, if the data monitored by the humidity sensor exceeds the set threshold value (5%) in the process of temperature reduction, the air amount entering the drier is too large, the drier reaches the drying limit, at the moment, the electromagnetic valve on the port of the three-way valve where the air enters is reduced, an electrical measuring valve on the connecting part of an air storage tank is opened, nitrogen is supplemented, the humidity is reduced, when the temperature is reduced to the threshold value, the step of starting the circulation is repeated, and the step of starting the circulation is carried out, the inside of the conveying box is adjusted to be in an inert gas state.

The foregoing description shows and describes several preferred embodiments of the invention, but as aforementioned, it is to be understood that the invention is not limited to the forms disclosed herein, but is not to be construed as excluding other embodiments and is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (7)

1. A device for conveying solid materials is characterized in that: the device comprises a transport vehicle (1), a transport box (2), an exhaust fan (3), a dryer (4), a gas storage tank (5), a controller (6), a pressure sensor (7), a humidity sensor (8) and a temperature sensor (9), wherein the transport box (2) is installed on the transport vehicle (1), a sieve plate (21) is arranged at the bottom end of the transport box (2), the humidity sensor (8) is arranged at the bottom side of the sieve plate (21), the pressure sensor (7) and the temperature sensor (9) are arranged at the top end of the inner side of the transport box (2), a blanking manhole (22) is arranged at the top of the transport box (2), a gas outlet (23) is arranged at one side of the manhole (22), the gas storage tank (5), the controller (6), the exhaust fan (3) and the dryer (4) are respectively installed at two sides of the transport box (2), the gas storage tank (5) is connected with a gas inlet (24) through a pipeline, air exhauster (3) are connected gas outlet (23), desicator (4) respectively through the pipeline, desicator (4) are through pipe connection air inlet (24), air exhauster (3), desicator (4), pressure sensor (7), humidity transducer (8), temperature sensor (9) are connected respectively through the data line in controller (6).

2. A device for conveying solid materials according to claim 1, characterized in that: transport vechicle (1) is the character cut in bas-relief, the both sides of transport vechicle (1) are provided with puts thing platform (11), installs gas holder (5), controller (6) on putting thing platform (11) of one side, installs air exhauster (3), desicator (4) on putting thing platform (11) of opposite side, the side of transport vechicle (1) sets up couple (12).

3. A device for conveying solid materials according to claim 1, characterized in that: a sealing ring (221) is arranged between the manhole (22) and the conveying box (2).

4. A device for conveying solid materials according to claim 1, characterized in that: the air outlet (23) and the air inlet (24) are respectively provided with an electromagnetic valve (10).

5. A device for conveying solid materials according to claim 1, characterized in that: the top of sieve (21) sets up explosion-proof cotton (25), the bottom of sieve (21) is provided with cotton (26) that absorb water.

6. A device for conveying solid materials according to claim 1, characterized in that: a first three-way pipe (33) and a second three-way pipe (34) are respectively arranged at the air inlet end (31) and the air outlet end (32) of the exhaust fan (3), and electromagnetic valves (10) are respectively arranged on the ports of the first three-way pipe (33) and the second three-way pipe (34).

7. A device for conveying solid materials according to claim 1, characterized in that: the controller (6) is a PLC controller.

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