CN218230977U - Small-flow solid material conveying device - Google Patents

Abstract

The utility model discloses a little flow solid material conveyor, including the material pipeline, the feed inlet end intercommunication of material pipeline has little amount of wind fan for blow the material in the material storehouse to the discharge gate end of material pipeline, the discharge gate end intercommunication of material pipeline has the gas spray gun subassembly, be used for blowing the material of coming with the material pipeline and blow to the boiler in, can guarantee that the material can all blow to the boiler in, can not produce in the discharge gate end of material pipeline or the gas spray gun subassembly and remain, be close to on the material pipeline the one end intercommunication of fan has the material storehouse, the utility model has the advantages of simple structure, the energy consumption of little amount of wind fan and gas spray gun subassembly is all lower, easy to maintain, to the less material of quantity of wind pan feeding, and little amount of wind pan feeding can avoid the material flow too big, avoids increasing the unnecessary cost, and little amount of wind pan feeding can avoid excessive air to get into and cause the temperature to hang down in the boiler, guarantees combustion effect and solid waste treatment, improves production efficiency.

Description

Small-flow solid material conveying device

Technical Field

The utility model relates to a material conveyor, especially a low discharge solid material conveyor.

Background

In the existing solid material conveying system, more conveying systems which are basically large in flow are applied, but the conveying systems with extremely small flow are rarely involved, and the minimum processing capacity of a feeding valve, a diverter valve and the like which are mature in the existing solid material conveying system is over 1000 Kg/h. However, for the solid denitration agent needed by the boiler tail gas treatment in the environmental protection industry, the dosage per hour is usually only dozens of kilograms, which is far less than the minimum treatment capacity of the existing equipment.

The conventional large-flow solid material conveying device is usually adopted in the adding mode of the solid denitrifying agent required by the existing boiler tail gas treatment and comprises a conveying pipeline, a storage bin, a large-air-volume air conveying blower, a diversion valve and the like, the solid denitrifying agent is fed into the conveying pipeline through the storage bin, and then the solid denitrifying agent is divided into multiple pipelines through multiple diversion valves by the large-air-volume air conveying blower to enter a boiler hearth. However, the apparatus and the conveying method have the following disadvantages: 1. the flow of the solid denitration agent and the like is very large and is far greater than the actual demand, so that unnecessary economic loss can be caused; 2. in the conveying process, a large amount of air is blown into a boiler hearth by a large-air-volume air delivery machine to reduce the temperature of the hearth, so that insufficient combustion is easily caused in the hearth, and even the solid waste after combustion cannot meet the treatment requirement under extreme conditions and needs to be returned to the boiler for burning again. The two phenomena greatly affect the production efficiency of enterprises, improve the production cost, reduce the production efficiency of equipment and seriously affect the benefits of the enterprises.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a low-flow solid material conveying device with low energy consumption, reduced production cost and improved production efficiency.

The utility model provides a technical scheme that its technical problem adopted is:

a small-flow solid material conveying device comprises a material pipeline, wherein a feeding port end of the material pipeline is communicated with a fan, a discharging port end of the material pipeline is communicated with a gas spray gun assembly, the other end of the gas spray gun assembly is communicated with a boiler, and one end, close to the fan, of the material pipeline is communicated with a material bin.

The material pipeline comprises a main pipeline section communicated with the fan and a plurality of branch pipeline sections communicated with the main pipeline section, and discharge port ends of the branch pipeline sections are communicated with the gas spray gun assembly.

The branch pipe sections are arranged on at least two sides of the boiler.

The gas spray gun assembly comprises a plurality of spray gun heads which are matched and communicated with the branch pipeline sections, each spray gun head is communicated with a gas source device used for blowing gas to the spray gun head through a gas pipe, and a gas valve is arranged on one side of each gas pipe, which is close to the spray gun head.

The number of the branch pipeline sections is eight, and the number of the spray gun heads is eight.

And the spray gun head is respectively provided with a first connector communicated with the branch pipeline section and a second connector communicated with the gas source device.

And the discharge end of the material bin is communicated with the material pipeline through a rotary feeding valve.

The fan is a small air volume fan.

The utility model has the advantages that:

the utility model provides a little flow solid material conveyor, one end at the material pipeline sets up little amount of wind fan for blow the material in the material storehouse to the discharge gate end of material pipeline, discharge gate end intercommunication at the material pipeline has the gas spray gun subassembly, be used for blowing the material that comes with the material pipeline and blow to the boiler in, can guarantee that the material can all blow to the boiler in, can not produce in the discharge gate end of material pipeline or gas spray gun subassembly and remain, the utility model has the advantages of simple structure, little amount of wind fan and gas spray gun subassembly's energy consumption is all lower, easy to maintain, to the less material of quantity, little amount of wind pan feeding can avoid the material flow too big, avoids increasing the unnecessary cost, and little amount of wind pan feeding can avoid excessive air to cause the furnace temperature to cross lowly in getting into the boiler, guarantees combustion effect and solid waste treatment effect, improves production efficiency.

Drawings

The present invention will be further described with reference to the accompanying drawings and examples.

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

fig. 2 is an enlarged view of the position a of the present invention.

Detailed Description

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" or "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1 and 2, the small-flow solid material conveying device comprises a material pipeline 1, wherein a feeding port end of the material pipeline 1 is communicated with a fan 2, a discharging port end of the material pipeline 1 is communicated with a gas spray gun assembly 3, the other end of the gas spray gun assembly 3 is communicated with a boiler 4, one end, close to the fan 2, of the material pipeline 1 is communicated with a material bin 5, and the fan 2 is a small-air-volume fan.

The small flow solid material conveyor that this embodiment provided, one end at material pipeline 1 sets up little amount of wind fan, a discharge gate end for blowing the material in material storehouse 5 to material pipeline 1, discharge gate end intercommunication at material pipeline 1 has gas spray gun subassembly 3, a material for blowing material pipeline 1 and come blows to in the boiler 4, can guarantee that the material can all blow to in the boiler 4, can not produce in discharge gate end or the gas spray gun subassembly 3 of material pipeline 1 and remain, the simple structure of this embodiment, little amount of wind fan and gas spray gun subassembly 3's energy consumption is all lower, easy to maintain, to the less material of quantity, material flow too big can be avoided to little amount of wind pan feeding, avoid increasing the unnecessary cost, and little amount of wind pan feeding can avoid causing the furnace temperature to hang down in the excess air gets into the boiler 4, guarantee combustion effect and solid waste treatment effect, and production efficiency are improved.

The material pipeline 1 comprises a main pipeline section 11 communicated with the fan 2 and a plurality of branch pipeline sections 12 communicated with the main pipeline section 11, discharge port ends of the branch pipeline sections 12 are communicated with the gas spray gun assemblies 3, and the branch pipeline sections 12 enable materials to be fed in a multi-pipeline mode, so that the materials can be fed into the boiler 4 more uniformly.

The branch pipeline sections 12 are arranged on at least two sides of the boiler 4, and feed is conducted into the boiler 4 through multiple pipelines in multiple directions, so that the material feeding is more uniform.

The gas spray gun assembly 3 comprises a plurality of spray gun heads 31 which are communicated with the branch pipeline section 12 in a matching mode, each spray gun head 31 is communicated with a gas source device 33 which is used for blowing gas to the spray gun head 31 through a gas pipe 32, one side, close to the spray gun heads 31, of the gas pipe 32 is provided with a gas valve 34, the spray gun heads 31 are communicated with one gas source device 33, the gas source device 33 is used for blowing gas to the spray gun heads 31, when the material is blown into the spray gun heads 31, the material is blown into the boiler 4 through the blowing effect of the gas source device 33, due to the fact that the joint of the branch pipeline section 12 and the spray gun heads 31 is usually provided with radian, and the fan 2 is a small-air-volume fan, the air volume is usually weakened when the air volume reaches the spray gun heads 31, the gas spray gun assembly 3 can guarantee that the material can be blown into the boiler 4 completely, and no residue is generated at the tail ends of the spray gun heads 31 or the branch pipeline section 12.

The number of the branch pipeline sections 12 is eight, the number of the spray gun heads 31 is eight, the branch pipeline sections 12 and the spray gun heads 31 are arranged in a matched mode, a single branch pipeline section 12 is matched with a single spray gun head 31, and multi-pipeline feeding is achieved, so that materials can be fed into the boiler 4 more uniformly.

The lance head 31 is provided with a first connector 35 communicated with the branch pipe section 12 and a second connector 36 communicated with the air source device 33. The branch pipe section 12 blows materials into the lance head 31 through the first connector 35, and the air source device 33 blows air into the lance head 31 through the second connector 36.

The discharge end of the material bin 5 is communicated with the material pipeline 1 through a rotary feeding valve 51, the rotary feeding valve 51 is used for controlling the feeding speed of the materials in the material bin 5, the materials are fed into the main pipeline section 11 from the material bin 5 through the rotary feeding valve 51, and then are blown into the branch pipeline section 12 through the blowing of the small air volume fan.

The operation flow of this embodiment is as follows: the first step is as follows: starting the air source device 33 and blowing air to the lance head 31; the second step is that: starting the small air volume fan to blow air into the material pipeline 1; the third step: and opening the rotary feeding valve 51 to enable the materials to fall into the material pipeline 1, blowing the materials to the branch pipeline section 12 through the blowing effect of the small air volume fan, and blowing the materials into the boiler 4 through the blowing effect of the spray gun head 31.

The above embodiments do not limit the scope of the present invention, and those skilled in the art can make equivalent modifications and variations without departing from the overall concept of the present invention.

Claims (8)

1. The small-flow solid material conveying device is characterized by comprising a material pipeline (1), wherein a feed port end of the material pipeline (1) is communicated with a fan (2), a discharge port end of the material pipeline (1) is communicated with a gas spray gun assembly (3), the other end of the gas spray gun assembly (3) is communicated with a boiler (4), and one end, close to the fan (2), of the material pipeline (1) is communicated with a material bin (5).

2. The small-flow solid material conveying device according to claim 1, characterized in that the material pipe (1) comprises a main pipe section (11) communicated with the fan (2) and a plurality of branch pipe sections (12) communicated with the main pipe section (11), and discharge port ends of the branch pipe sections (12) are communicated with the gas lance assembly (3).

3. The small-flow solid matter conveyor device according to claim 2, characterized in that said branch pipe sections (12) are arranged on at least two sides of said boiler (4).

4. The small-flow solid material conveying device according to claim 2, wherein the gas lance assembly (3) comprises a plurality of lance heads (31) which are in matched communication with the branch pipe section (12), each lance head (31) is communicated with a gas source device (33) for blowing gas to the lance head (31) through a gas pipe (32), and a gas valve (34) is arranged on one side of the gas pipe (32) close to the lance head (31).

5. The small-flow solid material conveying device according to claim 4, characterized in that the number of the branch pipe sections (12) is eight and the number of the lance heads (31) is eight.

6. The small-flow solid material conveying device according to claim 4, characterized in that the lance head (31) is provided with a first port (35) which is communicated with the branch pipe section (12) and a second port (36) which is communicated with the gas source device (33), respectively.

7. The small-flow solid material conveying device according to claim 1, characterized in that the discharge end of the material bin (5) is in communication with the material pipe (1) through a rotary feed valve (51).

8. The small-flow solid material conveying device according to claim 1, characterized in that the fan (2) is a small-flow fan.

Images