CN113483572A - Energy-conserving calcining device of oil fracturing proppant - Google Patents

Abstract

The invention relates to the technical field of heating devices, in particular to an energy-saving calcining device for a petroleum fracturing propping agent, be connected with the shell through the supporting component, calcination mechanism is connected with the shell, the screening board has a plurality of screening holes, two material receiving boxes are connected with the screening board, two material receiving boxes are connected with the shell, two first draw bars are connected with two material receiving boxes, the cylinder is connected with the shell, the piston rod is connected with the cylinder, the push pedal is connected with the piston rod, the cleaning brush is connected with the push pedal, the material after the cooling drops to the screening board, cylinder drive piston rod drives the push pedal and is reciprocating motion, the large granule material that will remain on the screening board pushes away to the material receiving box and stores, avoid the large granule material to block up the screening hole of screening board, solve the problem that the energy-conserving calcination device of oil fracturing proppant piles up the large granule material on the screening board can reduce the screening efficiency to follow-up material in the screening process.

Description

Energy-conserving calcining device of oil fracturing proppant

Technical Field

The invention relates to the technical field of heating devices, in particular to an energy-saving calcining device for a petroleum fracturing propping agent.

Background

Calcination is the important link of oil fracturing proppant production, and current, oil fracturing proppant calcining device need remove large granule material through the screening plate of screening mechanism after roasting the material cooling through calcination mechanism when oil fracturing proppant is produced. In the screening process, the large-particle materials accumulated on the screening plate of the screening mechanism can block the screening holes of the screening plate, so that the screening efficiency of subsequent materials is reduced.

Disclosure of Invention

The invention aims to provide an energy-saving calcining device for an oil fracturing propping agent, and aims to solve the problem that large-particle materials accumulated on a screening plate in the screening process of the energy-saving calcining device for the oil fracturing propping agent can reduce the screening efficiency of subsequent materials.

In order to achieve the aim, the invention provides an energy-saving calcining device for a petroleum fracturing propping agent, which comprises an installation mechanism, a calcining mechanism and a screening mechanism;

the calcining mechanism is fixedly connected with the shell and is positioned on one side of the shell, and the shell is provided with a feeding hole and a discharging hole;

the screening mechanism comprises a screening plate, two material receiving boxes, two first guide plates, an air cylinder, a piston rod, a push plate and a cleaning brush, the screening plate is fixedly connected with the shell and is positioned in the shell, the screening plate is provided with a plurality of screening holes, one sides of the two material receiving boxes are respectively detachably connected with the screening plate and are positioned on two sides of the screening plate, the other sides of the two material receiving boxes are respectively detachably connected with the shell, the material receiving boxes are provided with a plurality of leakage holes, the two first guide plates are respectively fixedly connected with the two material receiving boxes and are positioned in the material receiving boxes, the air cylinder is fixedly connected with the shell and is positioned on the inner side wall of the shell, the piston rod is fixedly connected with the output end of the air cylinder, the push plate is fixedly connected with the piston rod and is positioned on one side far away from the air cylinder, and the cleaning brush is fixedly connected with the push plate, and is positioned between the push plate and the screening plate.

The material after the cooling drops extremely on the screening board, the cylinder drive the piston rod drives reciprocating motion is to the push pedal, will remain large granule material on the screening board pushes away to store in the material receiving box, avoid large granule material to block up the screening board the screening hole.

Wherein, calcining mechanism includes inlet pipe, calcining kiln, conveyer pipe and cooler, the inlet pipe with shell fixed connection, and run through the feed inlet, calcining kiln with inlet pipe fixed connection, and be located inside the shell, the conveyer pipe with calcining kiln fixed connection, and be located keep away from one side of inlet pipe, the cooler with conveyer pipe fixed connection, and be located keep away from one side of calcining kiln.

And materials are conveyed into the calcining kiln from the feeding pipe of the calcining mechanism for calcining, the roasted materials are conveyed into the cooling machine by the conveying pipe, and the roasted materials are cooled by the cooling machine and then are discharged onto the screening plate of the screening mechanism.

Wherein, calcining the mechanism and still including feed valve and row's material valve, feed valve with feed pipe fixed connection to be located and keep away from one side of calcining the kiln, arrange one side of material valve with calcining kiln fixed connection, and be located and be close to one side of conveyer pipe, arrange the opposite side of material valve with conveyer pipe fixed connection.

When the material is fed into the calcining kiln, the discharge valve is closed, the feeding valve is opened, when the calcining kiln works, the feeding valve is closed, after the material is calcined, the discharge valve is opened, and the calcined material enters the cooling machine through the conveying pipe to be cooled.

Wherein, calcine the mechanism and still include the feeder hopper, the feeder hopper with feed valve fixed connection to be located keep away from one side of inlet pipe.

The feeder hopper has increased the diameter of inlet pipe, avoids with the material warp the inlet pipe is sent into when in the calcining kiln, the material is followed the mouth of pipe of inlet pipe overflows.

The supporting assembly comprises four supporting legs and four suckers, the supporting legs are fixedly connected with the shell respectively and are all located on one side of the shell, and the suckers are fixedly connected with the supporting legs respectively and are all located on one side of the shell.

The supporting legs of the supporting assembly provide stability for the work of the calcining mechanism and the screening mechanism in the shell, and the suckers increase the contact area of the supporting legs and a placing surface, so that the stability of the supporting legs is increased.

The mounting mechanism further comprises a discharge valve, and the discharge valve is fixedly connected with the shell and is positioned at the discharge port.

And opening the discharge valve on the discharge hole, so that the qualified materials stored at the bottom of the shell can be discharged from the discharge hole.

The mounting mechanism further comprises a second guide plate, and the second guide plate is fixedly connected with the shell and is positioned in the shell.

The second guide plate drains the qualified materials remained at the bottom of the shell to the discharge port, so that the materials are prevented from remaining in the shell.

According to the energy-saving calcining device for the petroleum fracturing propping agent, the cooled material falls onto the screening plate, the cylinder drives the piston rod to drive the push plate to reciprocate, and large-particle materials remained on the screening plate are pushed into the material receiving box to be stored, so that the situation that the screening holes of the screening plate are blocked by the large-particle materials is avoided, and the problem that the screening efficiency of subsequent materials is reduced by the large-particle materials accumulated on the screening plate in the screening process of the energy-saving calcining device for the petroleum fracturing propping agent is solved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural diagram of an energy-saving calcining device for a petroleum fracturing propping agent provided by the invention;

FIG. 2 is a top view of an energy-saving calcining device for a petroleum fracturing proppant provided by the invention;

FIG. 3 is a cross-sectional view of an energy-saving calcining device for a petroleum fracturing propping agent provided by the invention along the direction of a cylinder;

FIG. 4 is an enlarged view of detail A of FIG. 3;

FIG. 5 is a cross sectional view of the energy-saving calcining device for the oil fracturing propping agent provided by the invention along the direction of a second guide plate

1-mounting mechanism, 2-calcining mechanism, 3-screening mechanism, 4-shell, 5-supporting component, 6-feeding hole, 7-discharging hole, 8-screening plate, 9-screening hole, 10-material receiving box, 11-leakage hole, 12-first guide plate, 13-cylinder, 14-piston rod, 15-push plate, 16-cleaning brush, 17-feeding pipe, 18-calcining kiln, 19-conveying pipe, 20-cooling machine, 21-feeding valve, 22-discharging valve, 23-feeding hopper, 24-supporting leg, 25-sucking disc, 26-discharging valve, 27-second guide plate, 28-first rotating shaft, 29-grinding cylinder, 30-grinding knife, 31-driving component, 32-first gear, 33-motor, 34-second rotating shaft, 35-second gear.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

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 the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Referring to fig. 1 to 5, the invention provides an energy-saving calcining device for a petroleum fracturing propping agent, which comprises an installation mechanism 1, a calcining mechanism 2 and a screening mechanism 3;

the mounting mechanism 1 comprises a shell 4 and a supporting component 5, the supporting component 5 is fixedly connected with the shell 4 and is positioned at one side of the shell 4, the calcining mechanism 2 is fixedly connected with the shell 4 and is positioned at one side of the shell 4, and the shell 4 is provided with a feeding hole 6 and a discharging hole 7;

the screening mechanism 3 comprises a screening plate 8, two material receiving boxes 10, two first guide plates 12, an air cylinder 13, a piston rod 14, a push plate 15 and a cleaning brush 16, wherein the screening plate 8 is fixedly connected with the shell 4 and is positioned in the shell 4, the screening plate 8 is provided with a plurality of screening holes 9, one side of each of the two material receiving boxes 10 is respectively detachably connected with the screening plate 8 and is positioned at two sides of the screening plate 8, the other side of each of the two material receiving boxes 10 is respectively detachably connected with the shell 4, each material receiving box 10 is provided with a plurality of leakage holes 11, the two first guide plates 12 are respectively fixedly connected with the two material receiving boxes 10 and are positioned in the material receiving boxes 10, the air cylinder 13 is fixedly connected with the shell 4 and is positioned on the inner side wall of the shell 4, the piston rod 14 is fixedly connected with the output end of the air cylinder 13, and the push plate 15 is fixedly connected with the piston rod 14, and is located the one side of keeping away from cylinder 13, cleaning brush 16 with push pedal 15 fixed connection to be located between push pedal 15 and screening board 8.

In this embodiment, the supporting component 5 of the mounting mechanism 1 provides stability for the operation of the calcining mechanism 2 and the screening mechanism 3 in the housing 4, materials are fed into the calcining mechanism 2 in the housing 4 through the feed port 6 of the housing 4 of the mounting mechanism 1, the calcining mechanism 2 roasts and cools the materials, the cooled materials drop onto the screening plate 8 of the screening mechanism 3, qualified materials drop from the screening holes 9 of the screening plate 8 to the bottom of the housing 4, unqualified large-particle materials remain on the screening plate 8, the cylinder 13 drives the piston rod 14 to drive the push plate 15 to reciprocate, large-particle materials on the screening plate 8 are pushed into the receiving box 10 to be stored, the cleaning brush 16 moves along with the push plate 15 to clean the screening holes 9 of the screening plate 8, avoid the large granule material to block up screening plate 8 screening hole 9, first arm 12 will remain in the material receiving box 10 qualified material drainage in the large granule material extremely material receiving box 10 small opening 11 department arranges extremely shell 4 bottom avoids qualified material to cause the waste, small opening 11's diameter with the diameter of screening hole 9 equals, solves the problem that the energy-conserving calcining device of oil fracturing proppant piles up the large granule material on screening plate 8 and can reduce the screening efficiency to follow-up material in the screening process.

Further, the calcining mechanism 2 comprises a feeding pipe 17, a calcining kiln 18, a conveying pipe 19 and a cooler 20, wherein the feeding pipe 17 is fixedly connected with the shell 4 and penetrates through the feeding hole 6, the calcining kiln 18 is fixedly connected with the feeding pipe 17 and is positioned inside the shell 4, the conveying pipe 19 is fixedly connected with the calcining kiln 18 and is positioned at one side far away from the feeding pipe 17, and the cooler 20 is fixedly connected with the conveying pipe 19 and is positioned at one side far away from the calcining kiln 18; the calcining mechanism 2 further comprises a feeding valve 21 and a discharging valve 22, the feeding valve 21 is fixedly connected with the feeding pipe 17 and is positioned at one side far away from the calcining kiln 18, one side of the discharging valve 22 is fixedly connected with the calcining kiln 18 and is positioned at one side close to the conveying pipe 19, and the other side of the discharging valve 22 is fixedly connected with the conveying pipe 19; the calcining mechanism 2 further comprises a feed hopper 23, and the feed hopper 23 is fixedly connected with the feed valve 21 and is positioned on one side far away from the feed pipe 17.

In this embodiment, the material is fed from the feeding pipe 17 of the calcining mechanism 2 into the calcining kiln 18 for calcining, the conveying pipe 19 conveys the calcined material into the cooler 20, and the cooler 20 cools the calcined material and discharges the cooled material onto the screening plate 8 of the screening mechanism 3; when the material is fed into the calcining kiln 18, the discharge valve 22 is closed, the feed valve 21 is opened, when the calcining kiln 18 works, the feed valve 21 is closed, after the material is calcined, the discharge valve 22 is opened, and the calcined material enters the cooler 20 through the conveying pipe 19 for cooling; the feed hopper 23 increases the diameter of the feed pipe 17 to avoid spillage of material from the mouth of the feed pipe 17 when feeding material through the feed pipe 17 into the calciner 18.

Furthermore, the support assembly 5 comprises four support legs 24 and four suckers 25, the four support legs 24 are respectively and fixedly connected with the shell 4 and are all positioned at one side of the shell 4, and the four suckers 25 are respectively and fixedly connected with the four support legs 24 and are all positioned at one side far away from the shell 4; the mounting mechanism 1 further comprises a discharge valve 26, and the discharge valve 26 is fixedly connected with the housing 4 and is positioned at the discharge port 7; the mounting mechanism 1 further comprises a second guiding plate 27, and the second guiding plate 27 is fixedly connected with the housing 4 and is located inside the housing 4.

In the present embodiment, support legs 24 of support assembly 5 provide stability to the operation of calcining mechanism 2 and screening mechanism 3 in housing 4, and suction cups 25 increase the contact area of support legs 24 with the placing surface, thereby increasing the stability of support legs 24; opening the discharge valve 26 on the discharge port 7, so that the qualified material stored at the bottom of the shell 4 can be discharged from the discharge port 7; the second guide plate 27 drains the qualified materials remained at the bottom of the shell 4 to the discharge hole 7, so as to avoid the materials remaining in the shell 4.

Further, the calcining mechanism 2 further includes a plurality of first rotating shafts 28, a plurality of grinding cylinders 29, a plurality of grinding knives 30 and a driving assembly 31, wherein the plurality of first rotating shafts 28 are respectively rotatably connected with the calcining kiln 18 and are all located on the inner side wall of the calcining kiln 18, the plurality of grinding cylinders 29 are respectively fixedly connected with the plurality of first rotating shafts 28 and are all located around the first rotating shafts 28, the plurality of grinding knives 30 are respectively fixedly connected with the plurality of grinding cylinders 29 and are all located on the outer side wall of the grinding cylinders 29, and the driving assembly 31 is fixedly connected with the plurality of first rotating shafts 28 and is all located around the first rotating shafts 28.

In this embodiment, when the material is fed into the calciner 18 through the feeding pipe 17, the driving assembly 31 drives the first rotating shaft 28 to drive the grinding cylinder 29 to rotate, the grinding blade 30 rotates along with the grinding cylinder 29 to grind the material entering the calciner 18, until the grinding is completed, the driving assembly 31 stops working, the calciner 18 roasts the ground material, and the ground material increases the contact area with the calciner 18, so that the roasting effect of the calciner 18 on the material is increased.

Further, drive assembly 31 includes a plurality of first gears 32, motor 33, second pivot 34 and second gear 35, and is a plurality of first gear 32 respectively with a plurality of first pivot 28 fixed connection all is located around first pivot 28, and adjacent two first gear 32 meshes, motor 33 with shell 4 fixed connection, and be located the 4 inside walls of shell, second pivot 34 with motor 33 output end fixed connection, and run through calcining kiln 18, second gear 35 and second pivot 34 fixed connection, and be located and keep away from one side of motor 33, just second gear 35 and adjacent first gear 32 meshes.

In this embodiment, the motor 33 of the driving assembly 31 drives the second gear 35 on the second rotating shaft 34 to rotate, the second gear 35 rotates to drive the first gear 32 engaged with the second gear 35 to rotate, so as to drive the other first gears 32 to rotate, and the first rotating shaft 28 on the first gear 32 rotates along with the first gear 32, so as to drive the grinding tool 30 on the grinding drum 29 to grind the material.

According to the energy-saving calcining device for the petroleum fracturing propping agent, the support component 5 of the mounting mechanism 1 provides stability for the work of the calcining mechanism 2 and the screening mechanism 3 in the shell 4, materials are fed into the calcining mechanism 2 in the shell 4 through the feed inlet 6 of the shell 4 of the mounting mechanism 1, the calcining mechanism 2 calcines and cools the materials, the cooled materials fall onto the screening plate 8 of the screening mechanism 3, qualified materials fall from the screening holes 9 of the screening plate 8 to the bottom of the shell 4, unqualified large-particle materials remain on the screening plate 8, the cylinder 13 drives the piston rod 14 to drive the push plate 15 to reciprocate, the large-particle materials on the screening plate 8 are pushed into the material receiving box 10 to be stored, the cleaning brush 16 moves along with the push plate 15 to clean the screening holes 9 of the screening plate 8, avoid the large granule material to block up screening plate 8 screening hole 9, first arm 12 will remain in the material receiving box 10 qualified material drainage in the large granule material extremely material receiving box 10 small opening 11 department arranges extremely shell 4 bottom avoids qualified material to cause the waste, small opening 11's diameter with the diameter of screening hole 9 equals, solves the problem that the energy-conserving calcining device of oil fracturing proppant piles up the large granule material on screening plate 8 and can reduce the screening efficiency to follow-up material in the screening process.

While the above disclosure is directed to a preferred embodiment of the energy-saving calcining apparatus for petroleum fracturing proppant, it is understood that the scope of the present invention is not limited thereto, and that all or part of the process flow for implementing the above embodiment may be understood by those skilled in the art and equivalents thereof may be made by those skilled in the art without departing from the scope of the present invention.

Claims (7)

1. An energy-saving calcining device for a petroleum fracturing propping agent is characterized by comprising an installation mechanism, a calcining mechanism and a screening mechanism;

the calcining mechanism is fixedly connected with the shell and is positioned on one side of the shell, and the shell is provided with a feeding hole and a discharging hole;

the screening mechanism comprises a screening plate, two material receiving boxes, two first guide plates, an air cylinder, a piston rod, a push plate and a cleaning brush, the screening plate is fixedly connected with the shell and is positioned in the shell, the screening plate is provided with a plurality of screening holes, one sides of the two material receiving boxes are respectively detachably connected with the screening plate and are positioned on two sides of the screening plate, the other sides of the two material receiving boxes are respectively detachably connected with the shell, the material receiving boxes are provided with a plurality of leakage holes, the two first guide plates are respectively fixedly connected with the two material receiving boxes and are positioned in the material receiving boxes, the air cylinder is fixedly connected with the shell and is positioned on the inner side wall of the shell, the piston rod is fixedly connected with the output end of the air cylinder, the push plate is fixedly connected with the piston rod and is positioned on one side far away from the air cylinder, and the cleaning brush is fixedly connected with the push plate, and is positioned between the push plate and the screening plate.

2. The energy-saving calcining device of the oil fracturing propping agent as claimed in claim 1,

calcining the mechanism and including inlet pipe, calcining kiln, conveyer pipe and cooler, the inlet pipe with shell fixed connection, and run through the feed inlet, calcining the kiln with inlet pipe fixed connection, and be located inside the shell, the conveyer pipe with calcining kiln fixed connection, and be located and keep away from one side of inlet pipe, the cooler with conveyer pipe fixed connection, and be located and keep away from one side of calcining the kiln.

3. The energy-saving calcining device of the oil fracturing propping agent as claimed in claim 2,

calcining the mechanism and still including feed valve and discharge valve, feed valve with inlet pipe fixed connection to be located and keep away from one side of calcining the kiln, one side of discharge valve with calcining kiln fixed connection, and be located and be close to one side of conveyer pipe, discharge valve's opposite side with conveyer pipe fixed connection.

4. The energy-saving calcining device of the oil fracturing propping agent as claimed in claim 2,

calcining the mechanism and still including the feeder hopper, the feeder hopper with feed valve fixed connection to be located keep away from one side of inlet pipe.

5. The energy-saving calcining device of the oil fracturing propping agent as claimed in claim 1,

the supporting assembly comprises four supporting legs and four suckers, the four supporting legs are fixedly connected with the shell and located on one side of the shell, and the four suckers are fixedly connected with the four supporting legs and located on one side of the shell.

6. The energy-saving calcining device of the oil fracturing propping agent as claimed in claim 1,

the mounting mechanism further comprises a discharge valve, and the discharge valve is fixedly connected with the shell and is positioned at the discharge port.

7. The energy-saving calcining device of the oil fracturing propping agent as claimed in claim 1,

the mounting mechanism further comprises a second guide plate, and the second guide plate is fixedly connected with the shell and is positioned in the shell.

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