CN210030583U

CN210030583U - Wood vinegar spraying tank

Info

Publication number: CN210030583U
Application number: CN201920412099.4U
Authority: CN
Inventors: 马彪; 李茹; 詹静龙
Original assignee: Nanjing Qinfeng Straw Technology Co Ltd
Current assignee: Nanjing Qinfeng Straw Technology Co Ltd
Priority date: 2019-03-28
Filing date: 2019-03-28
Publication date: 2020-02-07
Anticipated expiration: 2029-03-28

Abstract

The utility model provides a pyroligneous liquor spraying tank, which comprises a tank body, a pyroligneous liquor pipe and a cold air pipe, wherein the top wall of the tank body is provided with a powdered carbon inlet, and the bottom of the tank body is provided with a powdered carbon outlet; the wood vinegar liquid pipe and the cold air pipe are both annular pipes matched with the inner wall of the tank body, the wood vinegar liquid pipe and the cold air pipe are arranged on the inner side wall of the tank body at intervals up and down, a wood vinegar liquid inlet communicated with the wood vinegar liquid pipe and a cold air inlet communicated with the cold air pipe are respectively arranged on the side wall of the tank body, the wood vinegar liquid inlet is connected with a wood vinegar liquid storage tank through a delivery pump, and the cold air inlet is connected with a refrigeration blower; the wood vinegar liquid pipe is provided with a plurality of wood vinegar liquid nozzles communicated with the wood vinegar liquid pipe, the wood vinegar liquid nozzles are arranged towards the lower oblique direction, the cold air pipe is provided with a plurality of cold air nozzles communicated with the cold air pipe, and the cold air nozzles are arranged towards the upper oblique direction. The utility model discloses can spray pyroligneous liquid to biomass powdered carbon uniformly, to biomass powdered carbon cooling, improve production efficiency simultaneously.

Description

Wood vinegar spraying tank

Technical Field

The utility model belongs to the technical field of chemical industry equipment, concretely relates to pyroligneous liquor sprays jar.

Background

The comprehensive recycling of straw biomass mainly takes waste crop straws of wheat, rice, corn, rice hulls and the like as raw materials to prepare rod-shaped biomass particles with the diameter of 6-8 mm and the length of 30-50 mm, the biomass particles are carbonized at low temperature in an oxygen-free manner, the product is subjected to a series of processes such as gas-solid separation, gas-liquid separation and the like to obtain high-quality biomass charcoal powder, and meanwhile, byproducts such as straw gas, pyroligneous liquor and straw oil are obtained. The byproduct wood vinegar liquid in the process has the functions of nutrient content and insect prevention and sterilization, so that part of wood vinegar liquid can be recycled and sprayed on the biomass carbon powder to improve the quality and insect prevention and sterilization performance of the biomass carbon powder. The existing spraying device only utilizes a straight-line spraying pipe to spray the pyroligneous liquid on the carbon powder, and the spraying uniformity is not high; on the other hand, the biomass carbon powder before spraying still has higher temperature after carbonization, and the sprayed carbon powder can be metered and packaged after being further cooled by a cooling device, so that the production efficiency is lower.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a pyroligneous liquor spraying tank can spray pyroligneous liquor uniformly to biomass powdered carbon, and simultaneously to biomass powdered carbon cooling, improves production efficiency.

The utility model provides a following technical scheme:

a pyroligneous spraying tank comprises a tank body, a pyroligneous liquor pipe and a cold air pipe, wherein a carbon powder inlet is arranged on the top wall of the tank body, and a carbon powder outlet is arranged at the bottom of the tank body; the wood vinegar liquid pipe and the cold air pipe are annular pipes matched with the inner wall of the tank body, the wood vinegar liquid pipe and the cold air pipe are arranged on the inner side wall of the tank body at an interval from top to bottom, a wood vinegar liquid inlet communicated with the wood vinegar liquid pipe and a cold air inlet communicated with the cold air pipe are respectively arranged on the side wall of the tank body, the wood vinegar liquid inlet is connected with a wood vinegar liquid storage tank through a conveying pump, and the cold air inlet is connected with an air cooler; the wood vinegar liquid pipe is provided with a plurality of wood vinegar liquid nozzles communicated with the wood vinegar liquid pipe, the wood vinegar liquid nozzles are arranged towards the lower oblique direction, the cold air pipe is provided with a plurality of cold air nozzles communicated with the cold air pipe, and the cold air nozzles are arranged towards the upper oblique direction.

Preferably, still include the installation cover that a plurality of cross sections are "omega" type, the installation cover includes the arc cover body and two mount pads that are located arc cover body upper and lower both sides respectively, and the wood vinegar liquid pipe is banded to the arc cover body, and the mount pad passes through the bolt fastening on the inside wall of the jar body.

Preferably, the pyroligneous liquor inlet and the cold air inlet are respectively arranged on the opposite side walls of the tank body.

Preferably, the top wall of the tank body is provided with a pressure sensor, and the lower side of the tank body is provided with a temperature sensor.

Preferably, a first regulating valve is arranged on a pipeline connected with the pyroligneous liquor inlet, and a second regulating valve is arranged on a pipeline connected with the cold air inlet.

The utility model has the advantages that: the utility model can be applied to the biomass carbonization process of straws, the tank body is respectively provided with an annular wood vinegar liquid pipe and a cold air pipe, and the wood vinegar liquid spray head on the wood vinegar liquid pipe sprays wood vinegar liquid on biomass charcoal powder which is sprinkled from the top of the tank body, thereby improving the nutrient content of the biomass charcoal and enhancing the sterilization and insect expelling effects on the biomass charcoal; the cold air pipe is arranged below the wood vinegar liquid pipe, so that on one hand, the temperature of the carbon powder is reduced, the carbon powder can be conveniently and quickly canned and discharged, and on the other hand, the cold air flow disturbs the falling path of the carbon powder, so that turbulent flow is formed in the tank body when the carbon powder and the wood vinegar liquid are mixed, the contact time and the contact area of the wood vinegar liquid and the carbon powder are enhanced, and the wood vinegar liquid is more uniformly sprayed on the carbon powder. The pyroligneous liquor spray head is arranged towards the lower oblique direction, the cold air spray head is arranged towards the upper oblique direction, and the air flow directions between the pyroligneous liquor spray head and the cold air spray head are staggered with each other, so that the pyroligneous liquor spray head is more beneficial to uniformly spraying pyroligneous liquor and cooling the carbon powder. The utility model discloses can realize carrying out pyrolkigneous liquid to powdered carbon simultaneously and spray and cool off, improve biomass carbonization process's production efficiency.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a perspective view of the inside of the present invention;

fig. 2 is a schematic view of the external structure of the present invention as viewed from the left side of fig. 1;

fig. 3 is a schematic cross-sectional view of portion a-a of fig. 1.

Labeled as: 1. a tank body; 11. carbon powder is imported; 12. carbon powder is discharged; 13. wood vinegar is imported; 14. a cold air inlet; 2. a wood vinegar tube; 3. a cold air pipe; 4. a pyroligneous liquor spray head; 5. a cold air spray head; 6. installing a sleeve; 61. an arc-shaped sleeve body; 62. a mounting seat; 7. a first regulating valve; 8. a second regulating valve; 9. a pressure sensor; 10. a temperature sensor.

Detailed Description

As shown in fig. 1 to 3, a pyroligneous spraying tank comprises a tank body 1, a pyroligneous liquor pipe 2 and a cold air pipe 3, wherein a charcoal powder inlet 11 is arranged on the top wall of the tank body 1, a charcoal powder outlet 12 is arranged at the bottom of the tank body 1, biomass charcoal powder is conveyed into the tank body 1 from the charcoal powder inlet 11 by a screw conveyor, and the biomass charcoal powder can be finally discharged out of the tank body 1 from the charcoal powder outlet 12 under the action of gravity. The wood vinegar liquid pipe 2 is used for spraying wood vinegar liquid for the carbon powder, and the concentration of the wood vinegar liquid is less than 30%; the cold air pipe 3 is used for cooling the carbon powder and improving the spraying uniformity of the wood vinegar. The wood vinegar liquid pipe 2 and the cold air pipe 3 are both annular pipes matched with the inner wall of the tank body, the wood vinegar liquid pipe 2 and the cold air pipe 3 are installed on the inner side wall of the tank body 1 at intervals from top to bottom, a wood vinegar liquid inlet 13 communicated with the wood vinegar liquid pipe 2 and a cold air inlet 14 communicated with the cold air pipe 3 are respectively arranged on the side wall of the tank body 1, the wood vinegar liquid inlet 13 is connected with a wood vinegar liquid storage tank through a delivery pump, and the delivery pump inputs wood vinegar liquid in the wood vinegar liquid storage tank into the wood vinegar liquid pipe 2; the cold air inlet 14 is connected with an air cooler, the air cooler conveys cold air to the cold air pipe 3, so that the carbon powder in the tank body 1 is cooled, meanwhile, the cold air flow forms turbulent flow in the tank body 1 when the high-temperature carbon powder and the pyroligneous liquor are mixed, the contact time and the contact area of the pyroligneous liquor and the carbon powder are enhanced, and the pyroligneous liquor is sprayed on the carbon powder more uniformly. The wood vinegar liquid pipe 2 is provided with four wood vinegar liquid nozzles 4 communicated with the wood vinegar liquid pipe 2, the wood vinegar liquid nozzles 4 are arranged towards the oblique lower side, the cold air pipe 3 is provided with four cold air nozzles 5 communicated with the cold air pipe 3, the cold air nozzles 5 are arranged towards the oblique upper side, the air flow directions between the wood vinegar liquid nozzles 4 and the cold air nozzles 5 are mutually staggered, and the wood vinegar liquid pipe is more favorable for uniformly spraying wood vinegar liquid and cooling carbon powder.

As shown in fig. 1 and fig. 3, the device further includes a plurality of mounting sleeves 6 with a cross section of "Ω", each mounting sleeve 6 includes an arc-shaped sleeve body 61 and two mounting seats 62 respectively located at the upper and lower sides of the arc-shaped sleeve body 61, the arc-shaped sleeve body 61 can be tightly attached to the wood vinegar liquid pipe 2 to hoop the wood vinegar liquid pipe 2, and the mounting seats 62 are fixed on the inner side wall of the tank body 1 through bolts. The mounting sleeve 6 can firmly fix the wood vinegar liquid pipe 2 on the tank body 1, so that the wood vinegar liquid pipe can resist the impact of larger air pressure, thereby continuously and stably spraying wood vinegar liquid on the carbon powder. The cold air pipe 3 is also fixed on the inner side wall of the tank body by a mounting sleeve with a similar structure.

As shown in fig. 2, a pyroligneous acid inlet 13 and a cold air inlet 14 are provided on opposite side walls of the tank body 1, respectively. The pressure in the pyroligneous liquor pipe 2 is gradually reduced from a position close to the pyroligneous liquor inlet 13 to a position far away from the pyroligneous liquor inlet 13, the pressure in the cold air pipe 3 is also gradually reduced from a position close to the cold air inlet 14 to a position far away from the cold air inlet 14, the pyroligneous liquor inlet 13 and the cold air inlet 14 are respectively arranged on the opposite side walls of the tank body 1, the phenomenon of uneven pressure in the two pipelines can be mutually compensated, and the pyroligneous liquor is sprayed and cooled by cold air more uniformly.

Install pressure sensor 9 on the roof of jar body 1, temperature sensor 10 is installed to the downside of jar body 1 to pressure and temperature in the real-time supervision jar body 1. A first regulating valve 7 is arranged on a pipeline connected with the pyroligneous liquor inlet 13, a second regulating valve 8 is arranged on a pipeline connected with the cold air inlet 14, and the opening degrees of the first regulating valve 7 and the second regulating valve 8 can be adaptively regulated according to the pressure value and the temperature value in the tank body 1, so that the pressure value and the temperature value set by the process are kept in the tank body 1.

The working process of the spraying tank is as follows: the first regulating valve 7 and the second regulating valve 8 are opened, biomass carbon powder is conveyed to a carbon powder inlet 11 by a screw conveyor, the biomass carbon powder falls downwards under the action of gravity, when the biomass carbon powder falls to the pyroligneous liquor spray nozzle 4, the pyroligneous liquor spray nozzle 4 sprays pyroligneous liquor on the carbon powder, meanwhile, cold air flow of the cold air spray nozzle 5 enables the carbon powder and the pyroligneous liquor to generate turbulent flow, spraying uniformity of the pyroligneous liquor on the carbon powder is improved, and the cold air flow cools the carbon powder. The carbon powder after being sprayed and cooled is discharged out of the tank body 1 from a carbon powder outlet 12 and enters the packaging procedure of the later section.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A pyroligneous spraying tank is characterized by comprising a tank body, a pyroligneous liquor pipe and a cold air pipe, wherein a carbon powder inlet is formed in the top wall of the tank body, and a carbon powder outlet is formed in the bottom of the tank body; the wood vinegar liquid pipe and the cold air pipe are both annular pipes matched with the inner wall of the tank body, the wood vinegar liquid pipe and the cold air pipe are installed on the inner side wall of the tank body at intervals up and down, a wood vinegar liquid inlet communicated with the wood vinegar liquid pipe and a cold air inlet communicated with the cold air pipe are respectively arranged on the side wall of the tank body, the wood vinegar liquid inlet is connected with a wood vinegar liquid storage tank through a conveying pump, and the cold air inlet is connected with an air cooler; the wood vinegar liquid pipe is provided with a plurality of wood vinegar liquid nozzles communicated with the wood vinegar liquid pipe, the wood vinegar liquid nozzles are arranged towards the lower oblique direction, the cold air pipe is provided with a plurality of cold air nozzles communicated with the cold air pipe, and the cold air nozzles are arranged towards the upper oblique direction.

2. The pyroligneous spraying tank as claimed in claim 1, further comprising a plurality of mounting sleeves having an omega-shaped cross section, wherein each mounting sleeve comprises an arc-shaped sleeve body and two mounting seats respectively located at the upper and lower sides of the arc-shaped sleeve body, the arc-shaped sleeve body hoops the pyroligneous pipe, and the mounting seats are fixed on the inner side wall of the tank body through bolts.

3. The pyroligneous liquor spraying tank as claimed in claim 1, wherein said pyroligneous liquor inlet and said cool air inlet are provided on opposite side walls of said tank body, respectively.

4. A pyroligneous liquor spraying tank as claimed in claim 3, wherein a pressure sensor is installed on the top wall of said tank body, and a temperature sensor is installed on the lower side of said tank body.

5. The pyroligneous liquor spraying tank as claimed in claim 4, further comprising a first regulating valve installed on a pipe connected to said pyroligneous liquor inlet and a second regulating valve installed on a pipe connected to said cold air inlet.