CN112143516A

CN112143516A - Coal tar pitch melting equipment in prebaked anode production

Info

Publication number: CN112143516A
Application number: CN202010920769.0A
Authority: CN
Inventors: 程云鹤; 江波; 黄小明; 张乾得; 陈文豪
Original assignee: Chibi Changcheng Carbon Products Co ltd
Current assignee: Chibi Changcheng Carbon Products Co ltd
Priority date: 2020-09-04
Filing date: 2020-09-04
Publication date: 2020-12-29

Abstract

The invention discloses coal tar pitch melting equipment in prebaked anode production, relates to the technical field of coal tar pitch melting equipment structures, and aims to solve the problem that the existing coal tar pitch melting equipment cannot effectively clean the melting equipment after being used. The utility model discloses a heating equipment, including melting equipment jar, heating jacket, erection bracing frame, electric heating control box, cover, agitator motor, water inlet pipe, rivers pipeline, washing nozzle, stirring motor, stirring rod, water inlet pipe, washing nozzle, water outlet pipe, water inlet pipe, water outlet pipe, water.

Description

Coal tar pitch melting equipment in prebaked anode production

Technical Field

The invention relates to the technical field of coal tar pitch melting equipment structures, in particular to coal tar pitch melting equipment in prebaked anode production.

Background

The prebaked anode is manufactured by using petroleum coke and pitch coke as orthopaedics and coal pitch as a binder, is used as an anode material of a prebaked aluminum electrolytic cell, is one of coal pitch and artificial pitch, wherein the residue obtained by distilling coal tar to remove liquid fraction is called the coal pitch, the coal pitch is black fragile block and glossy at room temperature, and when the prebaked anode is manufactured by using the coal pitch, the coal pitch needs to be melted by melting equipment, so that the solid coal pitch is melted into the liquid coal pitch, and then the liquid coal pitch is used as a production raw material of the prebaked anode.

However, the coal tar pitch melting equipment in the existing prebaked anode production cannot well process gas generated during coal tar pitch melting, so that environmental pollution is easily caused, the melting equipment cannot be well cleaned after coal tar pitch melting is completed, coal tar pitch residues are left in the melting equipment, and the reuse of the melting equipment is influenced, so that the coal tar pitch melting equipment in the prebaked anode production is urgently needed in the market to solve the problems.

Disclosure of Invention

The invention aims to provide coal tar pitch melting equipment in prebaked anode production, which solves the problem that the existing coal tar pitch melting equipment in the background art cannot effectively clean the melting equipment after use.

In order to achieve the purpose, the invention provides the following technical scheme: the coal tar pitch melting equipment in the prebaked anode production comprises a melting equipment tank, wherein a discharge port is arranged at the lower end of the melting equipment tank, a solenoid valve is arranged below the discharge port, a heating jacket is arranged around the outer wall of the melting equipment tank, a connecting end is arranged below one end of the heating jacket, an installing support frame is arranged on one side of the outer wall of the heating jacket, an electric heating control box is arranged at the front end of the installing support frame, a tank cover is arranged above the melting equipment tank, a stirring motor is arranged above the tank cover, a feed inlet is arranged at the front end of the stirring motor, a water inlet is arranged on one side of the feed inlet, an exhaust port is arranged on one side of the stirring motor, a rotating shaft is arranged at the lower end of the stirring motor, stirring rods are arranged at two ends of the rotating shaft, the water flow pipeline is installed to the lower extreme of inlet tube, the fixing clip is installed to one side of water flow pipeline, the washing nozzle is installed to the below of water flow pipeline.

Preferably, a heating pipeline is arranged in the heating jacket, an electric heating coil is arranged in the heating pipeline, and the heating pipeline is a spiral heating pipeline.

Preferably, the one end of electrical heating control box is provided with the fixing base, through hexagon socket head cap screw fixed connection between fixing base and the erection bracing frame, the heater wire is installed to the lower extreme of electrical heating control box, heater wire and link electric connection.

Preferably, the cover and the equipment tank that melts are through fixing bolt fixed connection between, promote the handle is installed to the both sides of cover upper end, promote the handle and melt equipment tank structure as an organic whole.

Preferably, the mount pad is installed to the top of gas vent, through fastening screw fixed connection between mount pad and the gas vent, the upper end of mount pad is provided with the stiff end, the atmospheric pressure detection table is installed to one side of mount pad, exhaust hose is installed to the top of mount pad, through fixing screw fixed connection between exhaust hose and the stiff end, activated carbon adsorption box is installed to exhaust hose's one end, threaded connection is passed through with activated carbon adsorption box's one end to exhaust hose.

Preferably, the inside mounting groove that is provided with of one end of puddler, the metal brush mount pad is installed to inside one side of mounting groove, the metal brush hair is installed to one side of metal brush mount pad, pass through set screw fixed connection between metal brush mount pad and the puddler.

Preferably, the cleaning nozzles are ten, the water flow pipeline is of an annular structure, and the cleaning nozzles are sequentially distributed at the lower end of the water flow pipeline.

Preferably, the number of the fixing clips is four, and the fixing clips are fixedly connected with the inner wall of the tank cover through fastening screws.

Compared with the prior art, the invention has the beneficial effects that:

1. this kind of coal pitch melts equipment in prebaked anode production is provided with the water inlet, the inlet tube is installed to the lower extreme of water inlet, the rivers pipeline is installed to the below of inlet tube, the water inlet that sets up through the cover upper end is with coal pitch washing liquid from the water inlet through the inlet tube entering rivers pipeline, then spout from the washing nozzle, can effectually wash melting inside remaining coal pitch of equipment jar like this, avoid remaining coal pitch to melt the next use of equipment and bring the influence for this kind of prebaked anode production in coal pitch.

2. The coal tar pitch melting equipment in the pre-baked anode production is provided with the stirring rod, the stirring motor is opened to enable the rotating shaft to drive the stirring rod to stir, so that the unmelted coal tar pitch in the melting equipment tank can be stirred, the unmelted coal tar pitch can be melted at an accelerated speed, the melting equipment tank needs to be cleaned after being used for a period of time, a mounting groove is formed in one end of the stirring rod, the metal brush mounting seat is mounted in the mounting groove by opening the tank cover, the metal brush hair is mounted at one end of the metal brush mounting seat, the stirring motor is opened by closing the tank cover to enable the rotating shaft to drive the stirring rod to stir, the metal brush hair mounted is matched with a coal tar pitch cleaning solution sprayed by the cleaning nozzle to clean the inner wall of the melting equipment tank, so that the coal tar pitch remained in the melting equipment tank can be effectively cleaned, the influence of the residues on the next use of the coal tar pitch melting equipment in the production of the prebaked anode is avoided.

3. This kind of coal pitch melts equipment in prebaked anode production is through installing the active carbon adsorption case, and coal pitch can produce a large amount of harmful gas at the in-process that melts, and harmful gas passes through gas vent, mount pad and gets into the active carbon adsorption case through exhaust hose and adsorb and handle, makes harmful substance adsorbed to make gaseous standard that can discharge, avoid causing the influence to the environment on every side.

Drawings

FIG. 1 is an overall front view of the present invention;

FIG. 2 is a cross-sectional view of a melting apparatus tank of the present invention;

FIG. 3 is a partial cross-sectional view of a stir bar of the present invention;

FIG. 4 is an enlarged view of a portion of the area A according to the present invention;

fig. 5 is a partially enlarged view of the region B of the present invention.

In the figure: 1. melting the equipment tank; 101. a discharge port; 2. a heating jacket; 201. heating the pipeline; 202. a connecting end; 3. an electric heating coil; 4. a heating wire; 5. an electric heating control box; 501. a fixed seat; 6. mounting a support frame; 7. a socket head cap screw; 8. an electromagnetic valve; 9. a can lid; 10. fixing the bolt; 11. a stirring motor; 12. lifting the handle; 13. a feed inlet; 14. a water inlet; 15. an exhaust port; 16. a mounting seat; 1601. a fixed end; 17. fastening screws; 18. an air pressure detection meter; 19. an exhaust hose; 20. fixing screws; 21. an activated carbon adsorption tank; 22. a rotating shaft; 23. a stirring rod; 2301. mounting grooves; 24. a metal brush mounting base; 25. metal bristles; 26. a set screw; 27. a water inlet pipe; 28. a water flow conduit; 29. fixing the card; 30. fastening screws; 31. and (5) cleaning the nozzle.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-5, an embodiment of the present invention is shown: a coal tar pitch melting device in prebaked anode production comprises a melting device tank 1, a discharge port 101 is arranged at the lower end of the melting device tank 1, a solenoid valve 8 is arranged below the discharge port 101, a heating jacket 2 is arranged around the outer wall of the melting device tank 1, a connecting end 202 is arranged below one end of the heating jacket 2, an installation support frame 6 is arranged at one side of the outer wall of the heating jacket 2, an electric heating control box 5 is arranged at the front end of the installation support frame 6, a tank cover 9 is arranged above the melting device tank 1, a stirring motor 11 is arranged above the tank cover 9, a charging opening 13 is arranged at the front end of the stirring motor 11, a water inlet 14 is arranged at one side of the charging opening 13, an exhaust port 15 is arranged at one side of the stirring motor 11, a rotating shaft 22 is arranged at the lower end of the stirring motor 11, stirring rods 23 are, a water flow pipe 28 is installed at the lower end of the water inlet pipe 27, a fixing clip 29 is installed at one side of the water flow pipe 28, and a cleaning nozzle 31 is installed below the water flow pipe 28.

Further, the inside of heating jacket 2 is provided with heating pipeline 201, the internally mounted of heating pipeline 201 has electric heating coil 3, heating pipeline 201 sets up to spiral heating pipeline 201, can make electric heating coil 3 can be quick through installing electric heating coil 3 heat melting equipment jar 1, electric heating coil 3 is in spiral heating pipeline 201's inside and the equal spiral setting of spiral heating pipeline 201, can make heating jacket 2 can be even heat melting equipment jar 1 through this kind of setting, make that pitch can be rapid by melting.

Further, the one end of electrical heating control box 5 is provided with fixing base 501, through hexagon socket head cap screw 7 fixed connection between fixing base 501 and the erection bracing frame 6, heater wire 4 is installed to the lower extreme of electrical heating control box 5, heater wire 4 and link 202 electric connection, it is more firm to make being connected between electrical heating control box 5 and the erection bracing frame 6 like this, the condition that drops appears in electrical heating control box 5 can not appear like this at the in-process that uses, through heater wire 4 and link 202 electric connection, can conveniently heat through electrical heating control box 5 control electric heating coil 3 like this, make heating jacket 2 to melting equipment jar 1 and heat.

Further, cover 9 with melt through fixing bolt 10 fixed connection between the equipment jar 1, promotion handle 12 is installed to the both sides of cover 9 upper end, promote handle 12 and melt equipment jar 1 structure as an organic whole, can improve cover 9 like this and melt the fastness of being connected between the equipment jar 1, make this kind of pre-baked anode production in-process coal pitch melt equipment can not appear cover 9 and melt the condition that takes place to break away from between the equipment jar 1 at the in-process of work, through installing promotion handle 12, can be through not hard up fixing bolt 10, then can be very convenient open cover 9 through hoisting device, then can be better melt equipment to this kind of pre-baked anode production in coal pitch and wash.

Further, a mounting seat 16 is installed above the exhaust port 15, the mounting seat 16 is fixedly connected with the exhaust port 15 through a fastening screw 17, a fixing end 1601 is arranged at the upper end of the mounting seat 16, an air pressure detection meter 18 is installed at one side of the mounting seat 16, an exhaust hose 19 is installed above the mounting seat 16, the exhaust hose 19 is fixedly connected with the fixing end 1601 through a fixing screw 20, an activated carbon adsorption tank 21 is installed at one end of the exhaust hose 19, the exhaust hose 19 is connected with one end of the activated carbon adsorption tank 21 through a screw thread, coal tar pitch can generate gas when melted, the air pressure can be detected through the air pressure detection meter 18 installed at one side of the mounting seat 16, the problem that the air pressure inside the equipment tank 1 is too high due to the fact that the gas cannot be discharged in time when the exhaust hose 19 is blocked is avoided, and therefore potential safety hazards are brought is solved, the activated carbon tank 21 is installed, because coal pitch produces a large amount of harmful gas when melting, can cause the pollution to the surrounding environment if direct emission, can adsorb the filtration to harmful gas through the active carbon adsorption case 21 of installation to reach the standard that can discharge.

Further, inside mounting groove 2301 that is provided with of one end of puddler 23, metal brush mount pad 24 is installed to inside one side of mounting groove 2301, metal brush hair 25 is installed to one side of metal brush mount pad 24, through set screw 26 fixed connection between metal brush mount pad 24 and puddler 23, can melt equipment jar 1 one end time of use through being provided with mounting groove 2301, through opening cover 9, then install metal brush mount pad 24 and mounting groove 2301 fixedly, cover 9 again, make axis of rotation 22 drive puddler 23 rotate through opening agitator motor 11, metal brush hair 25 through the installation of 24 one end of metal brush mount pad washs melting equipment jar 1 inner wall remaining coal tar pitch, avoid the coal tar pitch to remain too much, cause the influence to melting equipment jar 1 work that comes next.

Further, cleaning nozzle 31 is provided with ten, and rivers pipeline 28 sets up to the loop configuration, and cleaning nozzle 31 distributes in proper order at the lower extreme of rivers pipeline 28, can get into rivers pipeline 28 through water inlet 27 with coal tar pitch washing liquid from water inlet 14 through installing cleaning nozzle 31, then from cleaning nozzle 31 blowout, carries out effectual washing to melting the inside remaining coal tar pitch of equipment jar 1, avoids remaining coal tar pitch to influence the use that melts equipment jar 1.

Further, the fixing clips 29 are four in number, the fixing clips 29 are fixedly connected with the inner wall of the tank cover 9 through the fastening screws 30, the fixing clips 29 are installed to fix the water flow pipeline 28 and the inner wall of the tank cover 9, the water flow pipeline 28 can be conveniently installed, and the firmness of connection between the fixing clips 29 and the inner wall of the tank cover 9 can be improved through the installation of the fastening screws 30.

The working principle is as follows: when the coal tar pitch melting device is used, coal tar pitch is added into the melting equipment tank 1 through the charging hole 13, then the electric heating control box 5 is opened, the electric heating coil 3 is heated through the electric heating control box 5, the heating jacket 2 can uniformly heat the melting equipment tank 1 through the installed spiral electric heating coil 3, so that the coal tar pitch in the melting equipment tank 1 can be rapidly melted, when the coal tar pitch is melted to a certain degree, the stirring motor 11 is opened, the rotating shaft 22 drives the stirring rod 23 to stir the partially melted coal tar pitch through the stirring motor 11, the coal tar pitch which is not melted can be rapidly melted in the stirring process, a large amount of toxic gas can be generated in the melting process of the coal tar pitch, and the gas can enter the activated carbon adsorption tank 21 through the exhaust port 15 and the mounting seat 16 through the exhaust hose 19 for adsorption treatment, harmful substances are adsorbed, so that gas reaches the standard of emission, the influence on the surrounding environment is avoided, the melted coal tar pitch flows out from a discharge hole 101 by opening an electromagnetic valve 8 after melting is finished, then the material is continuously added for melting, the melted equipment tank 1 needs to be cleaned after being used for a period of time, the influence on the next use of the melted equipment tank 1 caused by residual coal tar pitch is avoided, the tank cover 9 can be conveniently opened by loosening a fixing bolt 10 and then a lifting device, one end of a stirring rod 23 is provided with a mounting groove 2301, the metal brush mounting seat 24 and the mounting groove 2301 are fixed through a fixing screw 26 and then the tank cover 9 is closed, coal tar pitch cleaning liquid enters a water flow pipeline 28 from a water inlet 14 through a water inlet pipe 27 through a water inlet 14 arranged at the upper end of the tank cover 9 and then is sprayed out from a cleaning nozzle 31, carry out effectual washing to melting the inside remaining pitch of equipment jar 1, open agitator motor 11 simultaneously with this, make axis of rotation 22 drive puddler 23 rotate, metal brush 25 through the installation of 24 one ends of metal brush mount pad washs melting the remaining pitch of equipment jar 1 inner wall, avoid the pitch residual volume too much, melt equipment jar 1 and melt the pitch next time and cause the influence, the washing is dismantling metal brush mount pad 24 and is got off and then fix cover 9 and melting equipment jar 1 again through opening cover 9 after accomplishing, the convenience continues to melt the processing to the pitch next time.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a coal pitch melts equipment in prebaked anode production, melts equipment tank (1) including melting, its characterized in that: the device comprises a melting equipment tank (1), a discharge port (101) is arranged at the lower end of the melting equipment tank (1), an electromagnetic valve (8) is installed below the discharge port (101), a heating jacket (2) is installed on the periphery of the outer wall of the melting equipment tank (1), a connecting end (202) is arranged below one end of the heating jacket (2), an installing support frame (6) is installed on one side of the outer wall of the heating jacket (2), an electric heating control box (5) is installed at the front end of the installing support frame (6), a tank cover (9) is installed above the melting equipment tank (1), a stirring motor (11) is installed above the tank cover (9), a feed inlet (13) is arranged at the front end of the stirring motor (11), a water inlet (14) is arranged on one side of the feed inlet (13), an exhaust port (15) is arranged on one side of the stirring motor (11), and a rotating shaft (, puddler (23) are installed at the both ends of axis of rotation (22), the lower extreme of water inlet (14) is provided with inlet tube (27), rivers pipeline (28) are installed to the lower extreme of inlet tube (27), fixing clip (29) are installed to one side of rivers pipeline (28), washing nozzle (31) are installed to the below of rivers pipeline (28).

2. The coal tar pitch melting equipment in prebaked anode production according to claim 1, characterized in that: heating pipe way (201) is provided with in the inside of heating jacket (2), the internally mounted of heating pipe way (201) has electric heating coil (3), heating pipe way (201) set up to spiral heating pipe way (201).

3. The coal tar pitch melting equipment in prebaked anode production according to claim 1, characterized in that: the one end of electrical heating control box (5) is provided with fixing base (501), through hexagon socket head cap screw (7) fixed connection between fixing base (501) and erection bracing frame (6), heater wire (4) are installed to the lower extreme of electrical heating control box (5), heater wire (4) and link (202) electric connection.

4. The coal tar pitch melting equipment in prebaked anode production according to claim 1, characterized in that: cover (9) and melt through fixing bolt (10) fixed connection between equipment jar (1), promotion handle (12) are installed to the both sides of cover (9) upper end, promote handle (12) and melt equipment jar (1) structure as an organic whole.

5. The coal tar pitch melting equipment in prebaked anode production according to claim 1, characterized in that: mount pad (16) are installed to the top of gas vent (15), through fastening screw (17) fixed connection between mount pad (16) and gas vent (15), the upper end of mount pad (16) is provided with stiff end (1601), atmospheric pressure detection table (18) are installed to one side of mount pad (16), exhaust hose (19) are installed to the top of mount pad (16), through fixed screw (20) fixed connection between exhaust hose (19) and stiff end (1601), activated carbon adsorption case (21) are installed to the one end of exhaust hose (19), threaded connection is passed through with the one end of activated carbon adsorption case (21) in exhaust hose (19).

6. The coal tar pitch melting equipment in prebaked anode production according to claim 1, characterized in that: the inside mounting groove (2301) that is provided with of one end of puddler (23), metal brush mount pad (24) are installed to inside one side of mounting groove (2301), metal brush hair (25) are installed to one side of metal brush mount pad (24), pass through set screw (26) fixed connection between metal brush mount pad (24) and puddler (23).

7. The coal tar pitch melting equipment in prebaked anode production according to claim 1, characterized in that: the cleaning nozzles (31) are ten, the water flow pipeline (28) is of an annular structure, and the cleaning nozzles (31) are sequentially distributed at the lower end of the water flow pipeline (28).

8. The coal tar pitch melting equipment in prebaked anode production according to claim 1, characterized in that: the number of the fixing clips (29) is four, and the fixing clips (29) are fixedly connected with the inner wall of the tank cover (9) through fastening screws (30).