Sealing assembly of coal slime filter cake crushing and mixing machine

Abstract

The utility model discloses a sealing assembly of a coal slime filter cake crushing and mixing machine, which comprises a sealing base plate, a sealing seat is arranged in the sealing base plate, one end of the sealing seat is fixedly connected with a fixed flange, a multi-sealing mechanism is arranged in the sealing seat, and a dustproof mechanism is arranged on one side of the sealing seat far away from the multi-sealing mechanism. The multi-sealing mechanism comprises a plurality of inner sealing rings and a sealing cover, and belongs to the technical field of mechanical equipment. According to the sealing assembly of the coal slime filter cake crushing and size mixing machine, the multiple inner sealing rings are installed in the multiple sealing grooves correspondingly, so that multiple sealing can be formed in the sealing base, then the first edge sealing ring, the second edge sealing ring and the third edge sealing ring are placed into the end of the sealing base, and then the sealing cover is fixed; the three edge sealing rings and the two sealing air bags which expand under pressure can form multiple sealing at the end of the sealing seat, slurry leakage is prevented, and therefore the sealing effect can be effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to mechanical equipment technical field, concretely is a kind of sealing assembly of coal slime filter cake crushing and sizing machine. BACKGROUND

[0002] As general mechanical equipment, sizing machine is by a pair of mutually coordinated and rotated paddle to produce strong shearing action, so that the material in semi-dry or viscous state is rapidly broken, and then uniform mixing and stirring is obtained, which can be widely applied in food, chemical industry, building materials and coal industry.

[0003] After dewatering by pressure filtration, coal slime is extruded into blocky coal slime filter cake. Before combustion and utilization, the coal slime filter cake is usually crushed, uniformly mixed in stirring bin, and then adjusted into slurry, and then transported to boiler by pipeline. In the process of crushing and sizing of coal slime filter cake in the prior art, due to the unreasonable original sealing assembly mechanism, poor sealing effect leads to slurry leakage, bearing damage caused by slurry leakage, poor sanitary degree of work site and a series of adverse reactions. SUMMARY

[0004] In view of the deficiencies of the prior art, the utility model provides a sealing assembly of coal slime filter cake crushing and sizing machine, which solves the problem of slurry leakage caused by poor sealing effect.

[0005] To achieve the above object, the utility model realizes the following technical scheme: a sealing assembly of coal slime filter cake crushing and sizing machine, comprising a sealing pad, a sealing seat is arranged in the sealing pad, a fixed flange is fixedly connected to one end of the sealing seat, a multiple sealing mechanism is arranged in the sealing seat, and a dustproof mechanism is arranged on the side of the sealing seat away from the multiple sealing mechanism.

[0006] The multiple sealing mechanism comprises a plurality of inner sealing rings and a sealing cover, a plurality of pressing rods are fixedly connected to the surface of one side of the sealing cover, a pressing ring is arranged on one side of the sealing cover, a first edge sealing ring and a second edge sealing ring are arranged on one side of the pressing ring, a third edge sealing ring is arranged between the first edge sealing ring and the second edge sealing ring, a sealing air bag is fixedly connected between the first edge sealing ring, the second edge sealing ring and the third edge sealing ring, a plurality of fixed screws are rotatably connected to the sealing cover, a driven gear is fixedly connected to the end of each fixed screw, a driving gear ring is arranged between the driven gears, a connecting seat is fixedly connected to one end of the driving gear ring, and a plurality of insertion holes are formed in the driving gear ring.

[0007] Preferably, a plurality of sealing grooves are arranged in the sealing seat, and the plurality of inner sealing rings are arranged in the plurality of sealing grooves, so that multiple sealing can be formed in the sealing seat, thereby effectively improving the sealing effect.

[0008] Preferably, the sealing seat is fixedly installed on the sealing pad plate through a fixing flange, and the sealing seat is provided through the sealing pad plate, so that the sealing seat can be conveniently fixed.

[0009] Preferably, the plurality of fixing screws are uniformly arranged on the sealing cover, and the fixing screw end portions penetrate the sealing cover and extend to one side of the sealing cover, so that the sealing cover can be fixed by the plurality of fixing screws.

[0010] Preferably, the driving gear ring is rotatably connected with the sealing cover through the connecting seat, and the driving gear ring is engaged with the plurality of driven gears, so that the driving gear ring can drive the plurality of driven gears to rotate simultaneously when the driving gear ring rotates.

[0011] Preferably, the sealing seat outer side surface is provided with an oil injection port, and the sealing seat inner wall surface is provided with an oil injection groove, and the oil injection groove is in communication with the oil injection port, so that lubricating oil can be injected into the oil injection groove through the oil injection port, thereby effectively improving the lubricating effect.

[0012] Preferably, the sealing seat end portion is provided with a dustproof groove, the dustproof mechanism comprises two dustproof rings, the two dustproof rings are arranged in the dustproof groove, the dustproof ring outer side is provided with a gland, and the gland is provided with a plurality of fixing bolts, so that external fine particle foreign matters can be effectively prevented from entering the inside to cause damage.

[0013] The utility model provides a kind of sealing assembly of coal slime filter cake crushing and sizing machine.Compared with prior art, it has the following beneficial effects:

[0014] 1, the sealing assembly of coal slime filter cake crushing and sizing machine, by installing multiple inner sealing rings in multiple sealing grooves respectively, multiple seals can be formed inside the sealing seat, then the first edge sealing ring, the second edge sealing ring and the third edge sealing ring are placed into the end portion of the sealing seat, and the sealing cover is fixed, the three edge sealing rings and the two pressure-expanded sealing air bags can form multiple seals at the end portion of the sealing seat, to prevent slurry leakage, thereby effectively improving the sealing effect.

[0015] 2, the sealing assembly of coal slime filter cake crushing and sizing machine, by embedding two dustproof rings into the dustproof groove, then fixing the gland outside the dustproof ring using bolts, the outer end of the sealing seat is sealed and dustproofed by the two dustproof rings, to effectively prevent external fine particle foreign matters from entering the inside to cause damage. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the overall structure schematic diagram of the utility model;

[0017] Figure 2 It is the multiple sealing mechanism structure schematic diagram of the utility model;

[0018] Figure 3 The connecting structure between the fixed screw rod and the driving gear ring of the utility model is shown in the schematic view.

[0019] Figure 4 The dustproof mechanism structure schematic view of the utility model is shown in the schematic view.

[0020] In the figure: 1, sealing gasket plate; 2, multiple sealing mechanism; 201, sealing cover; 202, compression rod; 203, compression ring; 204, first edge sealing ring; 205, second edge sealing ring; 206, third edge sealing ring; 207, sealing air bag; 208, fixed screw rod; 209, driven gear; 210, driving gear ring; 211, connecting seat; 212, insertion hole; 213, inner sealing ring; 3, sealing seat; 4, fixed flange; 5, dustproof mechanism; 501, dustproof groove; 502, gland; 503, dustproof ring; 504, fixed bolt. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0022] Please refer to Figures 1-3 The utility model provides a kind of technical solutions: a kind of sealing assembly of coal slime filter cake crushing and sizing machine, including sealing gasket plate 1, sealing gasket plate 1 inside is equipped with sealing seat 3, sealing seat 3 outer side surface is equipped with oil injection port, sealing seat 3 inner wall surface is equipped with oil injection groove, oil injection groove is communicated with oil injection port, it can be injected into lubricating oil to oil injection groove inside using oil injection port, to effectively improve lubricating effect, sealing seat 3 one end is fixedly connected with fixed flange 4, sealing seat 3 is fixedly installed on sealing gasket plate 1 by fixed flange 4, and sealing seat 3 is arranged through with sealing gasket plate 1, so that sealing seat 3 can be conveniently fixed, sealing seat 3 inside is equipped with multiple sealing mechanism 2, sealing seat 3 is equipped with dustproof mechanism 5 on the side away from multiple sealing mechanism 2, multiple sealing mechanism 2 can be used to seal sealing seat 3 multiple, prevent slurry leakage, to effectively improve sealing effect.

[0023] The multiple sealing mechanism 2 comprises multiple inner sealing rings 213 and a sealing cover 201, the sealing seat 3 is internally provided with multiple sealing grooves, the multiple inner sealing rings 213 are respectively installed in the multiple sealing grooves, so that multiple sealing can be formed in the sealing seat 3, thereby effectively improving the sealing effect, the sealing cover 201 is fixedly connected with multiple pressing rods 202 on one side surface, the sealing cover 201 is provided with a pressing ring 203 on one side, the pressing ring 203 is provided with a first edge sealing ring 204 and a second edge sealing ring 205 on one side, a third edge sealing ring 206 is arranged between the first edge sealing ring 204 and the second edge sealing ring 205, the sealing gas bags 207 are fixedly connected between the first edge sealing ring 204, the second edge sealing ring 205 and the third edge sealing ring 206, the three edge sealing rings and the two sealing gas bags 207 under pressure expansion can form multiple sealing at the end of the sealing seat 3, thereby preventing the mud from entering the inside of the sealing seat 3 and improving the sealing effect, a plurality of fixed screws 208 are rotatably connected to the sealing cover 201, the plurality of fixed screws 208 are evenly arranged on the sealing cover 201, and the end of the fixed screw 208 penetrates through the sealing cover 201 and extends to one side of the sealing cover 201, so that the sealing cover 201 can be fixed by the plurality of fixed screws 208, the end of the plurality of fixed screws 208 is fixedly connected with a driven gear 209, a driving gear ring 210 is arranged between the plurality of driven gears 209, one end of the driving gear ring 210 is fixedly connected with a connecting seat 211, the driving gear ring 210 is rotatably connected with the sealing cover 201 through the connecting seat 211, the driving gear ring 210 is engaged with the plurality of driven gears 209, so that the driving gear ring 210 can drive the plurality of driven gears 209 to rotate when the driving gear ring 210 rotates, the rotation of the driven gear 209 drives the fixed screw 208 to rotate, so that the fixed screw 208 can be screwed into the threaded hole on the sealing seat 3, thereby conveniently fixing the sealing cover 201, a plurality of insertion holes 212 are formed in the driving gear ring 210, which can facilitate the insertion of tools into the insertion holes 212, thereby facilitating the rotation of the driving gear ring 210.

[0024] Please refer to Figure 1 and Figure 4 , the end of the sealing seat 3 is provided with a dustproof groove 501, the dustproof mechanism 5 comprises two dustproof rings 503, the two dustproof rings 503 are arranged in the dustproof groove 501, the dustproof ring 503 is provided with a pressing cover 502 on the outside, the pressing cover 502 is provided with a plurality of fixed bolts 504, the two dustproof rings 503 can be embedded in the dustproof groove 501, and then the pressing cover 502 is fixed on the outside of the dustproof ring 503 by using the bolts, the sealing seat 3 is sealed and dustproofed by the two dustproof rings 503, which can effectively prevent external fine particles and foreign matters from entering the inside and causing damage.

[0025] In operation, the plurality of inner sealing rings 213 are installed in the plurality of sealing grooves, respectively, so that multiple seals are formed inside the sealing seat 3. Then, the first edge sealing ring 204, the second edge sealing ring 205, and the third edge sealing ring 206 are placed at the end of the sealing seat 3. The compression ring 203 is then covered, and the sealing cover 201 is covered outside the compression ring 203. The plurality of fixed screws 208 are aligned with the screw holes. Then, the driving gear ring 210 is rotated, which drives the plurality of driven gears 209 to rotate. The driven gears 209 drive the fixed screws 208 to rotate, which fixes the sealing cover 201. The sealing cover 201 is pushed by the compression rod 202 to move the compression ring 203. The compression ring 203 moves to press the three edge sealing rings and the sealing air bag 207. The sealing air bag 207 is expanded under pressure. The three edge sealing rings and the two expanded sealing air bags 207 form multiple seals at the end of the sealing seat 3, preventing slurry leakage, thereby effectively improving the sealing effect.

[0026] Meanwhile, the contents not described in detail in the specification all belong to the prior art known to those skilled in the art.

Claims

1. A sealing assembly of a coal slime filter cake crushing and slurrying machine, comprising a sealing base plate (1), characterized in that: The sealing gasket plate (1) is internally provided with a sealing seat (3), one end of the sealing seat (3) is fixedly connected with a fixed flange (4), the sealing seat (3) is internally provided with a multiple sealing mechanism (2), and one side of the sealing seat (3) away from the multiple sealing mechanism (2) is provided with a dustproof mechanism (5). The multiple sealing mechanism (2) comprises a plurality of inner sealing rings (213) and a sealing cover (201), a plurality of pressing rods (202) are fixedly connected to one side surface of the sealing cover (201), the sealing cover (201) is provided on one side with a pressing ring (203), one side of the pressing ring (203) is provided with a first edge sealing ring (204) and a second edge sealing ring (205), a third edge sealing ring (206) is arranged between the first edge sealing ring (204) and the second edge sealing ring (205), sealing air bags (207) are fixedly connected between the first edge sealing ring (204), the second edge sealing ring (205) and the third edge sealing ring (206), a plurality of fixed screw rods (208) are rotatably connected to the sealing cover (201), the end portions of the plurality of fixed screw rods (208) are fixedly connected with driven gears (209), a driving gear ring (210) is arranged between the plurality of driven gears (209), one end of the driving gear ring (210) is fixedly connected with a connecting seat (211), and a plurality of insertion holes (212) are formed in the driving gear ring (210).

2. The seal assembly of a coal slurry filter cake crushing and slurrying machine of claim 1, wherein: A plurality of sealing grooves are arranged in the sealing seat (3), and the plurality of inner sealing rings (213) are respectively arranged in the plurality of sealing grooves.

3. The seal assembly of a coal slurry filter cake crushing and slurrying machine of claim 1, wherein: The sealing seat (3) is fixedly installed on the sealing gasket plate (1) through the fixed flange (4), and the sealing seat (3) and the sealing gasket plate (1) are arranged in penetration.

4. The seal assembly of a coal slurry filter cake crushing and slurrying machine of claim 1 wherein: The plurality of fixed screw rods (208) are uniformly arranged on the sealing cover (201), and the end portions of the fixed screw rods (208) penetrate through the sealing cover (201) and extend to one side of the sealing cover (201).

5. The seal assembly of a coal slurry filter cake crushing and slurrying machine of claim 1 wherein: The driving gear ring (210) is rotatably connected with the sealing cover (201) through the connecting seat (211), and the driving gear ring (210) is engaged with the plurality of driven gears (209).

6. A seal assembly for a coal slurry filter cake crushing and slurrying machine as defined in claim 1 wherein: An oil injection port is formed in the outer surface of the sealing seat (3), and an oil injection groove is formed in the inner wall surface of the sealing seat (3), and the oil injection groove is in communication with the oil injection port.

7. A seal assembly for a coal slurry filter cake crushing and slurrying machine as defined in claim 1 wherein: A dustproof groove (501) is formed in the end portion of the sealing seat (3), and the dustproof mechanism (5) comprises two dustproof rings (503), and the two dustproof rings (503) are arranged in the dustproof groove (501).

8. A seal assembly for a coal slurry filter cake crushing and slurrying machine as defined in claim 7 wherein: A gland (502) is arranged on the outer side of the dustproof ring (503), and a plurality of fixed bolts (504) are arranged on the gland (502).

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