CN204880147U - Abandonment mud innocent treatment equipment - Google Patents

Abstract

The utility model discloses a harmless treatment equipment for waste mud, which comprises a gas generator, a rotary drum, an auger conveyor, a cyclone separator and a waste gas purification tower. The gas outlet of the gas generator passes through a gas pipeline and an air inlet of the rotary drum Connection, the outlet end of the gas pipeline is provided with an ignition port, the discharge port of the auger conveyor is connected with the feed port of the rotary drum, the air inlet of the rotary drum is connected with an air inlet pipe, and the rotary drum is supported and installed by the front rotary support seat and the rear rotary support seat On the base surface, the bottom of the rotary drum is provided with a rotary drive device, and the bottom of the rear end of the rotary drum is provided with a slag discharge port. The inlet of the cyclone separator is connected to the outlet at the top of the rear end of the rotary drum. The air inlet of the exhaust gas purification tower is connected, and an induced draft fan is installed on the air duct. The utility model can realize the harmless treatment of waste mud quickly, efficiently and with low consumption, has low treatment cost and high treatment efficiency, and thoroughly solves the pollution problem of waste mud.

Description

Waste mud harmless treatment equipment

technical field

The utility model belongs to the technical field of waste mud treatment, in particular to a harmless treatment equipment for waste mud.

Background technique

During the drilling process, a large amount of waste mud and tiny cuttings wrapped in liquid mud will be produced. Drilling waste mud is a kind of waste developed by the oil and gas industry. At present, the waste mud produced by domestic drilling is mainly processed in two ways, namely, on-site burial treatment and waste mud solidification treatment. Both of these two treatment methods have disadvantages. The on-site burial treatment of waste mud is to store the waste mud generated by oilfield drilling in the open air in earthen ponds and dry it naturally, and then bury it with soil. This method does not do harmless treatment to the waste mud, which seriously pollutes the atmosphere, soil, and groundwater resources, causing huge Environmental pollution and waste of resources, and occupy a lot of land. The waste mud solidification treatment method is to collect the waste mud together and add the corresponding chemical curing agent for solidification treatment before discharging. The pH value of the treated mud is still strongly alkaline, and the sulfides have not been thoroughly treated, which does not meet the national and local emission standards.

In addition, the waste mud treated by the above two treatment methods is discharged to the ground and then precipitated to form a sedimentary substance such as rock debris, which contains organic substances, bacterial cells, inorganic particles, colloids, alcohols, alkalis and other liquids The extremely complex heterogeneous body also contains a large amount of N, P, K, Ca and organic matter, etc.; and the treatment method of dehydrating and drying the waste mud or adding a curing agent, as time goes by, the residue on the surface of the cuttings The material will be lost slowly, causing chemical secondary pollution. This not only increases the waste disposal volume, but also increases the post-processing cost.

Utility model content

The purpose of this utility model is to overcome the shortcomings in the prior art above, and provide a kind of waste mud harmless treatment equipment, which has a simple structure, reasonable design and easy manufacture, and effectively solves the problems of incomplete treatment, Without fundamentally solving the problems of environmental pollution and high cost, it can realize the harmless treatment of waste mud quickly, efficiently and with low consumption, remove the toxic and harmful components in waste mud, and completely solve the pollution problem of waste mud.

In order to achieve the above purpose, the technical solution adopted by the utility model is: a kind of waste mud harmless treatment equipment, which is characterized in that it includes a gas generator, a rotary drum, an auger conveyor, a cyclone separator and an exhaust gas purification tower. The gas outlet of the gas generator is connected to the inlet of the rotary drum through the gas pipeline, the outlet end of the gas pipeline is provided with an ignition port, the discharge port of the auger conveyor is connected to the feed port of the rotary drum, The air inlet of the rotary drum is connected with an air inlet pipe, and the rotary drum is supported and installed on the base surface by the front rotary support seat and the rear rotary support seat, and the rotary drum and the front rotary support seat and the rear rotary support seat both rotate connection, the front rotary support seat and the rear rotary support seat are all installed on the base surface, and the outlet ends of the gas pipeline, the auger conveyor and the air inlet pipe all pass through the front rotary support seat and then extend into the rotary drum. The bottom of the rotary drum is provided with a rotary drive device for driving it to rotate, the bottom of the rear end of the rotary drum is provided with a slag outlet, the inlet of the cyclone separator is connected to the outlet at the top of the rear end of the rotary drum, The outlet of the cyclone separator is connected to the air inlet of the exhaust gas purification tower through an air pipe, and an induced draft fan is installed on the air pipe.

The above-mentioned waste mud harmless treatment equipment is characterized in that: the rotary driving device includes a mounting base, a driving motor, a first sprocket and a second sprocket, the driving motor is installed on the mounting base, and the first The sprocket is fixedly installed on the output shaft of the drive motor, the second sprocket is installed on the mounting base through the first bracket, the first bracket is fixed on the mounting base, and the second sprocket is rotatably mounted on the first On the top of the bracket, the second sprocket and the first sprocket are connected by a chain to form a chain drive, and the second sprocket is located at the bottom of the rotary drum and is used to drive the rotary drum to rotate.

The above-mentioned waste mud harmless treatment equipment is characterized in that: the bottom of the rotary drum is also provided with supporting wheels for supporting the rotary drum, and the supporting wheels are installed on the mounting base through the second bracket, and the first The two brackets are fixed on the mounting base, the supporting wheels are rotatably mounted on the top of the second bracket, the supporting wheels are located at the bottom rear side of the rotary drum, and the second sprocket is located at the bottom front side of the rotary drum, so The second sprocket and the supporting wheels are arranged symmetrically.

The above-mentioned waste mud harmless treatment equipment is characterized in that: the number of the rotating drive device and the supporting rollers are both two, the two rotating driving devices are arranged in front and behind, and the two supporting rollers are arranged in front and behind.

The above-mentioned waste mud harmless treatment equipment is characterized in that: the rear end of the screw shaft of the auger conveyor is fixed with a feed-liquid disperser, and the feed-liquid disperser is located outside the casing of the auger conveyor and connected to the There is a distance at the rear end of the casing, and the material-liquid disperser is arranged in the rotary drum, and the material-liquid disperser includes a material-liquid disperser plate, and the outer peripheries of both ends of the material-liquid disperser plate are A plurality of material liquid breaking pieces are fixed.

The above-mentioned harmless treatment equipment for waste mud is characterized in that: a plurality of lifting plates are fixed on the inner wall of the rotary drum, and the plurality of lifting plates are evenly arranged.

The above-mentioned waste mud harmless treatment equipment is characterized in that: the inner wall of the rotary drum is fixed with a plurality of material-liquid breaking bars, and the plurality of material-liquid breaking bars are evenly arranged, and the material-liquid breaking bars It is arranged at intervals with the lifting plate.

The above-mentioned harmless treatment equipment for waste mud is characterized in that: the feed liquid breaking chain is a chain segment.

The above-mentioned harmless treatment equipment for waste mud is characterized in that: the front rotary support base and the rear rotary support base are symmetrically arranged at the front and rear ends of the rotary drum.

Compared with the prior art, the utility model has the following advantages:

1. The utility model is simple in structure, reasonable in design, convenient to use and operate, and easy to manufacture.

2. The utility model can effectively solve the problem that the on-site burial treatment of waste mud does not do harmless treatment to the waste mud, seriously pollutes the atmosphere, soil, and groundwater resources, causes huge environmental pollution and waste of resources, and occupies a large amount of land. High processing efficiency and low processing cost.

3. The utility model can effectively solve the problems of incomplete treatment, environmental pollution and high cost in the waste mud solidification treatment method, and can realize the harmless treatment of waste mud quickly, efficiently and with low consumption, and remove waste mud The toxic and harmful components in the mud completely solve the pollution problem of waste mud.

4. The utility model can effectively remove the extremely complex heterogeneous bodies composed of organic substances, bacterial cells, inorganic particles, colloids, alcohols, alkalis and other liquids in the waste mud, and remove a large amount of N, P, K, Ca and organic matter, etc., are treated thoroughly at one time, will not cause chemical secondary pollution, and reduce the cost of post-processing.

Below by accompanying drawing and embodiment, the utility model is described in further detail.

Description of drawings

Fig. 1 is the structural representation of the utility model.

Fig. 2 is a schematic diagram of the positional relationship between the rotary drum, the rotary drive device and the rollers of the utility model.

Fig. 3 is a schematic structural view of the utility model feed-liquid disperser.

Explanation of reference signs:

1—gas generator; 2—drive motor; 3-1—first sprocket;

3-2—Second sprocket; 4—Inlet pipe; 5—Front slewing support seat;

6—feed liquid disperser; 6-1—feed liquid dispersing plate; 6-2—feed liquid dispersing sheet;

7—chain; 8—rotary driving device; 9—revolving drum;

10—installation seat; 11—slag discharge port; 12—rear rotary support seat;

13-1—first support; 13-2—second support; 14—cyclone separator;

15—slag outlet; 16—induced fan; 17—exhaust gas purification tower;

18—gas pipeline; 18-1—ignition port; 19—auger conveyor;

20—support roller; 21—lifting plate; 22—feed liquid breaking strip;

23—air duct.

Detailed ways

As shown in Figure 1, the utility model comprises a gas generator 1, a rotary drum 9, an auger conveyor 19, a cyclone separator 14 and a waste gas purification tower 17, and the gas outlet of the gas generator 1 passes through a gas pipeline 18 and a rotary The air inlet of the drum 9 is connected, the outlet end of the gas pipeline 18 is provided with an ignition port 18-1, the discharge port of the auger conveyor 19 is connected with the feed port of the rotary drum 9, and the rotary drum 9 The air inlet of the air inlet is connected with an air inlet pipe 4, and the rotary drum 9 is supported and installed on the base surface by the front rotary support base 5 and the rear rotary support base 12, and the rotary drum 9 is connected with the front rotary support base 5 and the rear rotary support base. 12 are all rotatably connected, the front rotary support base 5 and the rear rotary support base 12 are all installed on the base surface, and the outlet ends of the gas pipeline 18, the auger conveyor 19 and the air inlet pipe 4 all pass through the front rotary support The seat 5 extends into the rotary drum 9. The bottom of the rotary drum 9 is provided with a rotary drive device 8 for driving it to rotate. The bottom of the rear end of the rotary drum 9 is provided with a slag outlet 11. The cyclone separator The inlet of 14 is connected to the outlet arranged on the top of the rear end of the rotary drum 9, and the outlet of the cyclone separator 14 is connected to the air inlet of the exhaust gas purification tower 17 through the air pipe 23, and the induced draft fan 16 is installed on the air pipe 23. .

As shown in Figure 2, the rotary driving device 8 includes a mounting base 10, a driving motor 2, a first sprocket 3-1 and a second sprocket 3-2, and the driving motor 2 is installed on the mounting base 10, so The first sprocket 3-1 is fixedly installed on the output shaft of the drive motor 2, the second sprocket 3-2 is installed on the mounting seat 10 through the first bracket 13-1, and the first bracket 13-1 Fixed on the mounting base 10, the second sprocket 3-2 is rotatably mounted on the top of the first bracket 13-1, and the second sprocket 3-2 and the first sprocket 3-1 are connected by a chain 7 to form Chain transmission, the second sprocket 3-2 is located at the bottom of the rotary drum 9 and is used to drive the rotary drum 9 to rotate. During use, the drive motor 2 drives the first sprocket 3-1 to rotate, the chain 7 drives the second sprocket 3-2 to rotate, and the second sprocket 3-2 drives the rotary drum 9 to rotate.

As shown in Figure 2, the bottom of the rotary drum 9 is also provided with supporting wheels 20 for supporting the rotary drum 9, and the supporting wheels 20 are installed on the mounting seat 10 through the second bracket 13-2, and the first The two brackets 13-2 are fixed on the mounting base 10, and the rollers 20 are rotatably mounted on the top of the second bracket 13-2. The wheel 3-2 is located at the bottom front side of the rotary drum 9, and the second sprocket 3-2 and the roller 20 are arranged symmetrically.

In this embodiment, the number of the rotary driving device 8 and the supporting wheels 20 are both two, and the two rotating driving devices 8 are arranged front and rear, and the two supporting wheels 20 are arranged front and rear. During actual work, the driving motors 2 of the two rotary driving devices 8 are controlled to rotate synchronously, so as to drive the front and rear ends of the rotary drum 9 to rotate synchronously.

As shown in Figures 1 and 3, the rear end of the screw shaft of the auger conveyor 19 is fixed with a feed liquid disperser 6, and the feed liquid disperser 6 is located outside the casing of the auger conveyor 19 and is connected to the auger conveyor 19. There is a distance at the rear end of the casing, and the feed liquid breaker 6 is arranged in the rotary drum 9, and the feed liquid breaker 6 includes a feed liquid breaker disc 6-1, and the feed liquid breaker disc 6-1 A plurality of material-liquid breaking pieces 6-2 are fixed on the periphery of both ends of the 6-1.

As shown in Figure 3, a plurality of lifting plates 21 are fixed on the inner wall of the rotary drum 9, and the plurality of lifting plates 21 are evenly arranged, and the lifting plates 21 are driven to work by the rotation of the rotary drum 9, so as to Material lifted.

As shown in Figure 3 , on the inner wall of the rotary drum 9, there are multiple feed liquid breaking bars 22 fixed, and the multiple feed liquid breaking bars 22 are evenly arranged, and the feed liquid breaking bars 22 and the lifting plate 21 interval layout. When in use, the material-liquid breaking bar 22 is driven by the rotation of the rotary drum 9 to break up the material.

In this embodiment, the material-liquid breaking bar 22 is a chain segment.

In this embodiment, the front rotary support base 5 and the rear rotary support base 12 are arranged symmetrically at the front and rear ends of the rotary drum 9 .

The working principle of the utility model is as follows: first, open the gas generator 1, add coal into the gas generator 1, the gas generator 1 converts the coal into gas, and the gas enters the rotary drum 9 through the gas pipeline 18, and the gas is After being ignited at the ignition port 18-1, a high-temperature flame exceeding 800°C is ejected. Then, the waste mud enters the auger conveyor 19 through the feed port, and the waste mud is broken up by the feed liquid disperser 6 installed on the auger conveyor 19, so that the waste mud is fully contacted with the high-temperature flame, and in an instant Combustion after drying; combustible substances, toxic substances and gases in the waste mud are burned by high-temperature flames in the combustion zone at the front end of the rotary drum 9, and the solid phase that has not fully contacted the flame is raised again in the rotary drum 9 through the lifting plate 21 Being scattered, once again contacting the flames to burn. Then the material enters the cooling zone at the rear end of the rotary drum 9, and the waste mud burned at high temperature is burnt into ceramsite-like residues, which are broken up by the material liquid breaking bar 22 and then discharged from the rotary drum 9 through the slag discharge port 11. During the waste mud combustion process, the dust, tail gas and hot steam of the residue enter the cyclone separator 14 through the air pipe 23, and the small particle residue is discharged through the slag outlet 15 of the cyclone separator 14, and the tail gas is sent in by the induced draft fan 16. The waste gas is treated in the purification tower 17, and the qualified gas is discharged through the gas outlet of the purification tower to achieve harmless treatment of the waste mud.

The above are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any simple modifications, changes and equivalent structural transformations made to the above embodiments according to the technical essence of the present utility model still belong to Within the scope of protection of the technical solution of the utility model.

Claims (9)

1. a discarded slurry innocent treatment equipment, it is characterized in that: comprise gas generator (1), revolving cylinder (9), screw conveyor (19), cyclone separator (14) and Tower for purifying waste gas (17), the gas exit of described gas generator (1) is connected with the air inlet of revolving cylinder (9) by gas piping (18), the port of export place of described gas piping (18) is provided with lighting-up tuyere (18-1), the discharging opening of described screw conveyor (19) is connected with the charging aperture of revolving cylinder (9), the air inlet of described revolving cylinder (9) is connected with blast pipe (4), described revolving cylinder (9) is supported by front revolving support seat (5) and rear revolving support seat (12) and is arranged on basal plane, described revolving cylinder (9) is all rotationally connected with front revolving support seat (5) and rear revolving support seat (12), described front revolving support seat (5) and rear revolving support seat (12) are installed on basal plane, described gas piping (18), the port of export of screw conveyor (19) and blast pipe (4) all stretches in revolving cylinder (9) through after front revolving support seat (5), the bottom of described revolving cylinder (9) is provided with the rotating driving device (8) for driving it to rotate, slag-drip opening (11) is provided with bottom the rear end of described revolving cylinder (9), the import of described cyclone separator (14) is connected with the outlet being arranged on revolving cylinder (9) top, rear end, the outlet of described cyclone separator (14) is connected by the air inlet of airduct (23) with Tower for purifying waste gas (17), described airduct (23) is provided with air-introduced machine (16).

2. according to discarded slurry innocent treatment equipment according to claim 1, it is characterized in that: described rotating driving device (8) comprises mount pad (10), drive motors (2), first sprocket wheel (3-1) and the second sprocket wheel (3-2), described drive motors (2) is arranged on mount pad (10), described first sprocket wheel (3-1) is fixedly mounted on the output shaft of drive motors (2), described second sprocket wheel (3-2) is arranged on mount pad (10) by the first support (13-1), described first support (13-1) is fixed on mount pad (10), described second sprocket wheel (3-2) is rotatably installed in the top of the first support (13-1), described second sprocket wheel (3-2) and the first sprocket wheel (3-1) are connected to form Chain conveyer by chain (7), described second sprocket wheel (3-2) be positioned at revolving cylinder (9) bottom and for driving revolving cylinder (9) to rotate.

3. according to discarded slurry innocent treatment equipment according to claim 2, it is characterized in that: the bottom of described revolving cylinder (9) is also provided with the thrust wheel (20) for supporting revolving cylinder (9), described thrust wheel (20) is arranged on mount pad (10) by the second support (13-2), described second support (13-2) is fixed on mount pad (10), described thrust wheel (20) is rotatably installed in the top of the second support (13-2), described thrust wheel (20) is positioned on rear side of the bottom of revolving cylinder (9), described second sprocket wheel (3-2) is positioned at the lower front of revolving cylinder (9), described second sprocket wheel (3-2) and thrust wheel (20) are symmetrical arranged.

4. according to discarded slurry innocent treatment equipment according to claim 3, it is characterized in that: the quantity of described rotating driving device (8) and thrust wheel (20) is two, arrange before and after two described rotating driving devices (8), arrange before and after two described thrust wheels (20).

5. according to the discarded slurry innocent treatment equipment described in claim arbitrary in claim 1-4, it is characterized in that: the helical axis rear end of described screw conveyor (19) is fixed with feed liquid dispersing device (6), it is outer and leave distance with the rear end of described casing that described feed liquid dispersing device (6) is positioned at the casing of screw conveyor (19), described feed liquid dispersing device (6) is arranged in revolving cylinder (9), described feed liquid dispersing device (6) comprises feed liquid and breaks up dish (6-1), the both ends of the surface periphery that described feed liquid breaks up dish (6-1) is all fixed with multiple feed liquid and breaks up sheet (6-2).

6. according to the discarded slurry innocent treatment equipment described in claim arbitrary in claim 1-4, it is characterized in that: the inwall of described revolving cylinder (9) is fixed with polylith lifting blade (21), lifting blade described in polylith (21) is evenly laid.

7. according to discarded slurry innocent treatment equipment according to claim 6, it is characterized in that: the inwall of described revolving cylinder (9) is fixed with many feed liquids and breaks up bar (22), many described feed liquids are broken up bar (22) and are evenly laid, and described feed liquid breaks up bar (22) and lifting blade (21) interval is laid.

8. according to discarded slurry innocent treatment equipment according to claim 7, it is characterized in that: it is chain segment that described feed liquid breaks up bar (22).

9. according to the discarded slurry innocent treatment equipment described in claim arbitrary in claim 1-4, it is characterized in that: described front revolving support seat (5) and rear revolving support seat (12) are symmetricly set on the rear and front end of revolving cylinder (9).