CN215027007U - Dust removing equipment of stone crusher - Google Patents

Abstract

The utility model relates to a dust removing device of a stone crusher, belonging to the technical field of mining equipment and comprising a box body; the box body is internally divided into a dust collecting chamber, a filtering chamber and an air outlet chamber from bottom to top in sequence; a filter assembly is arranged in the filter chamber and comprises a filter bag and a support frame, and the support frame is inserted into the filter bag and supports the filter bag; a support plate is arranged in the filter chamber, a through hole corresponding to the filter bag is formed in the support plate, the lower end of the filter bag penetrates through the through hole, and the upper end of the filter bag is abutted against the upper end of the support plate; the support frame comprises a clamping ring which is clamped at the upper end of the filter bag and is detachably fixed on the support plate; and a dust collection prevention assembly is arranged in the dust collection chamber. The utility model has the advantages that: the disassembly and the assembly are convenient, and the maintenance efficiency is greatly improved; prevent dust collection and facilitate quick dust discharge.

Description

Dust removing equipment of stone crusher

Technical Field

The utility model relates to a mining equipment technical field especially relates to a building stones breaker's dust collecting equipment.

Background

Need smash the ore after the mining is accomplished, the ore crushing in-process can produce a large amount of dusts, causes the influence to human health, produces harm to the environment in order to avoid these dusts to discharge the atmosphere, need get rid of after the dust through dust removal treatment facility, just can discharge into the atmosphere.

At present, a bag-type dust collector is often adopted for dust removal, belongs to a dry dust filtering device, mainly collects non-fiber fine and dry dust, has the advantages of high efficiency, large air handling capacity, compact structure, low manufacturing cost and the like, and is widely applied to the crushing process of mines.

However, the ores often have certain humidity, the humidity of the gas exhausted after crushing is high, the dust removal effect of the bag-type dust remover is obviously reduced, even the filter bag is blocked, and the exhausted gas is high in some working conditions, so that the filter bag is possibly damaged;

therefore, the cloth bag has high damage rate, and is required to be maintained and replaced frequently, but the existing cloth bag is complex in installation mode and is not beneficial to replacement of the cloth bag; meanwhile, dust is easily collected at the bottom of the box body of the cloth bag dust removing equipment, and blockage occurs.

In order to solve the problem, the utility model provides a building stones breaker's dust collecting equipment.

SUMMERY OF THE UTILITY MODEL

In order to solve at least one of the above technical problems, the utility model provides a dust removing device of a stone crusher, which comprises a box body; the box body is internally divided into a dust collecting chamber, a filtering chamber and an air outlet chamber from bottom to top in sequence; a filter assembly is arranged in the filter chamber and comprises a filter bag and a support frame, and the support frame is inserted into the filter bag and supports the filter bag; a support plate is arranged in the filter chamber, a through hole corresponding to the filter bag is formed in the support plate, the lower end of the filter bag penetrates through the through hole, and the upper end of the filter bag is abutted against the upper end of the support plate; the support frame comprises a clamping ring which is clamped at the upper end of the filter bag and is detachably fixed on the support plate; the dust collection chamber is internally provided with a dust collection prevention component; the dust collection prevention assembly comprises a rotating rod and a scraper, the rotating rod is rotatably arranged, one side of the scraper is fixed on the rotating rod, and the other side of the scraper abuts against the inner wall of the dust collection chamber.

By adopting the structure, the filter bag is clamped and connected through the clamping ring, the fixing is reliable, the filter bag can be taken out only by drawing the support frame during maintenance, the disassembly and the installation are convenient, and the maintenance efficiency is greatly improved; set up in the dust collecting chamber and prevent collection dirt subassembly, strike off the dust of adhering to at the indoor wall of dust collecting chamber through the pivoted scraper blade, play the stirring effect simultaneously, break up the dust of conglomeration, prevent collection ash, be favorable to arranging the ash fast.

Preferably, a filter plate is arranged in the filter chamber and positioned below the filter bag.

Preferably, at least two telescopic rods are connected between the rotating rod and the scraper, a compression spring is arranged on one telescopic rod, one end of the compression spring abuts against the rotating rod, and the other end of the compression spring abuts against the scraper.

Preferably, the support frame further comprises a plurality of support rings, a plurality of nozzles, a first connecting nozzle and a vertically arranged hollow branch pipe, the plurality of support rings are fixed on the hollow branch pipe, the plurality of nozzles are uniformly connected to the hollow branch pipe, and the first connecting nozzle is fixed at the top end of the hollow branch pipe; the support ring is fixed on the hollow branch pipe through a first connecting rod, and gaps are reserved among the first connecting rods; the snap ring includes connecting piece, a plurality of second connecting rod, the connecting piece passes through the second connecting rod is fixed in hollow branch pipe, it is a plurality of leave the clearance between the second connecting rod, the connecting piece spiro union in the backup pad.

Preferably, a gap is reserved between the lower end of the support frame and the bottom of the filter bag.

Preferably, an ash removal assembly is arranged in the air outlet chamber, and comprises a spray pipe and a plurality of second connecting nozzles; the one end and the outside compressed air source of spray tube are connected, just be connected with the electromagnetic pulse valve on the spray tube, the second is connected the mouth and is located the spray tube, just the second connect the mouth with first connect the mouth and correspond the setting.

Preferably, the first connecting nozzle and the second connecting nozzle are horn-shaped and made of rubber materials; the diameter of the second connecting nozzle is larger than or equal to that of the first connecting nozzle.

Preferably, a first linear motion mechanism for driving the ash removal assembly to move up and down is arranged in the air outlet chamber, and the spray pipe is fixed to the first linear motion mechanism.

Preferably, a plurality of filtering assemblies are uniformly arranged and are arranged according to a rectangular array, and the plurality of filtering assemblies are correspondingly provided with one ash removal assembly; the plurality of ash removal components are uniformly distributed along the longitudinal direction, and the plurality of spray pipes are fixedly connected with one another; and the first linear motion mechanism is connected with a second linear motion mechanism, and the second linear motion mechanism drives the first linear motion mechanism to horizontally move along the longitudinal direction.

Preferably, one side of the filter chamber is connected with an air inlet pipe positioned below the filter plate; one side of the air outlet chamber is connected with an air outlet pipe; the lower end of the dust collecting chamber is connected with a drain pipe.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the invention and together with the description serve to explain the principles of the invention.

FIG. 1 is a schematic structural diagram of an embodiment;

FIG. 2 is a cross-sectional view A-A of FIG. 1;

FIG. 3 is a schematic view of the construction of the filter assembly;

FIG. 4 is a cross-sectional view B-B of FIG. 3;

in the figure: 1-box body, 2-supporting plate, 3-filtering plate, 4-sealing cover, 5-sewage discharge pipe, 6-electromagnetic valve, 7-first linear motion mechanism, 8-second linear motion mechanism, 9-air inlet pipe, 10-air outlet pipe, 11-dust collecting chamber, 12-filtering chamber, 13-air outlet chamber, 14-vibrator, 21-filtering bag, 22-snap ring, 23-supporting ring, 24-nozzle, 25-first connecting nozzle, 26-hollow branch pipe, 27-rubber ring, 28-gap, 29-first connecting rod, 31-connecting piece, 32-second connecting rod, 41-rotating rod, 42-scraping plate, 43-telescopic rod, 44-compression spring, 45-motor, 51-spraying pipe and 52-second connecting nozzle, 53-third link.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are for purposes of illustration only and are not to be construed as limitations of the invention. It should be noted that, for convenience of description, only the parts related to the present invention are shown in the drawings.

In the present invention, the embodiments and the features of the embodiments may be combined with each other without conflict. The present invention will be described in detail with reference to the accompanying drawings in conjunction with embodiments.

As shown in fig. 1 to 4, a dust removing apparatus of a stone crusher includes a case 1; the box body 1 is internally divided into a dust collecting chamber 11, a filter chamber 12 and an air outlet chamber 13 from bottom to top in sequence; a filter assembly is arranged in the filter chamber 12, the filter assembly comprises a filter bag 21 and a support frame, and the support frame is inserted in the filter bag 21 and supports the filter bag 21; a support plate 2 is arranged in the filter chamber 12, a through hole corresponding to the filter bag 21 is formed in the support plate 2, the lower end of the filter bag 21 penetrates through the through hole, and the upper end of the filter bag 21 is abutted against the upper end of the support plate 2; the support frame comprises a clamping ring 22, and the clamping ring 22 is clamped at the upper end of the filter bag 21 and detachably fixed on the support plate 2; a dust collection prevention component is arranged in the dust collection chamber 11; the dust collection prevention assembly comprises a rotating rod 41 and a scraper 42, wherein the rotating rod 41 is rotatably arranged, one side of the scraper 42 is fixed on the rotating rod 41, and the other side of the scraper 42 is abutted against the inner wall of the dust collection chamber 11.

By adopting the structure, the filter bag 21 is clamped and connected through the clamping ring 22, the fixing is reliable, the filter bag 21 can be taken out only by drawing out the support frame during maintenance, the disassembly and the installation are convenient, and the maintenance efficiency is greatly improved; the dust collection prevention assembly is arranged in the dust collection chamber 11, the dust attached to the inner wall of the dust collection chamber 11 is scraped by the rotating scraper 42, and meanwhile, the stirring effect is achieved, the agglomerated dust is scattered, the dust collection is prevented, and the quick dust discharge is facilitated.

It is worth to be noted that the horizontal and vertical directions in the present invention are shown in fig. 2.

In one embodiment, the filter chamber 12 has a filter plate 3 disposed below the filter bag 21; the filter plate 3 can filter the larger particles of impurities in the dust to prevent damage to the filter bag 21, and the vibrator 14 can be arranged on the filter plate 3 to shake off the large particles of impurities attached to the filter plate 3.

In one embodiment, at least two telescopic rods 43 are connected between the rotating rod 41 and the scraper 42, wherein one telescopic rod 43 is provided with a compression spring 44, one end of the compression spring 44 is abutted against the rotating rod 41, and the other end is abutted against the scraper 42. In this embodiment, two scrapers 42 are symmetrically connected to the joint side of the rotating rod 41, three telescopic rods 43 are connected to each scraper 42, and a compression spring 44 is connected to the middle telescopic rod 43.

The dust collecting chamber 11 of the box body 1 is conical, and the scraper 42 is matched with the inner wall of the dust collecting chamber 11;

the bottom of dust collecting chamber 11 is provided with a sealing cover 4, the inner wall of sealing cover 4 is arc-shaped and protrudes inwards, which is beneficial to the downward flow of dust and prevents the accumulation of dust, rotating rod 41 is driven by motor 45 to rotate, and motor 45 is connected to the bottom of dust collecting chamber 11 and is positioned outside dust collecting chamber 11.

The lower extreme of dust collecting chamber 11 is connected with blow off pipe 5, and blow off pipe 5 is provided with two, connects respectively in the both sides bottom of closing cap 4, and all is connected with solenoid valve 6 on every blow off pipe 5, can get rid of accumulational dust after opening solenoid valve 6.

In one embodiment, the support frame further comprises a plurality of support rings 23, a plurality of nozzles 24, a first connection nozzle 25, and a vertically arranged hollow branch pipe 26, wherein the plurality of support rings 23 are fixed on the hollow branch pipe 26, the plurality of nozzles 24 are uniformly connected to the hollow branch pipe 26, and the first connection nozzle 25 is fixed at the top end of the hollow branch pipe 26; the support ring 23 is fixed to the hollow branch pipe 26 by first links 29, with gaps 28 left between the first links 29; the snap ring 22 comprises a connecting piece 31 and a plurality of second connecting rods 32, the connecting piece 31 is fixed on the hollow branch pipe 26 through the second connecting rods 32, gaps 28 are reserved among the second connecting rods 32, and the connecting piece 31 is screwed on the support plate 2.

By adopting the fixing structure of the hollow branch pipe 26 and the support ring 23, compared with the traditional frame structure, the utility model can obviously reduce the contact area with the filter bag 21, thereby reducing the influence on the gas throughput of the filter bag 21, improving the dust removal efficiency, having more thorough cleaning effect when carrying out back-blowing ash removal on low-pressure gas, and only needing to insert the ash removal component into the filter bag 21 during installation, thereby being convenient for installation; the hollow branch pipe 26 and the support ring 23 are fixed through a plurality of first connecting rods 29, the plurality of first connecting rods 29 are uniformly arranged, the gaps between the adjacent first connecting rods 29 are large, and the air permeability is good;

the snap ring 22 and the hollow branch pipe 26 are fixed through a plurality of second connecting rods 32, the plurality of second fixed connecting rods are uniformly arranged, the pores between the adjacent second connecting rods 32 are large, and the air permeability is good; the snap ring 22 is pressed on the filter bag 21 to fix the filter bag 21, so that the filter bag 21 jumps; the excircle of snap ring 22 can be cyclic annular continuous structure, also can be independent connecting block, only need guarantee accessible threaded connection etc. can dismantle fixed connection mode and fixed with backup pad 2.

In order to prevent air leakage between the filter bag 21 and the support plate 2, a rubber ring 27 can be arranged between the upper end of the filter bag 21 and the support plate 2, a groove is formed in the upper end of the support plate 2, and the rubber ring 27 is arranged in the groove.

In the further scheme, clearance 28 is left with the bottom of crossing filter bag 21 to support frame lower extreme, and when crossing filter bag 21 and letting in the compressed air deashing, filter bag 21 can outwards bulge, and its height can shorten, leaves clearance 28 between support frame lower extreme and the filter bag 21 bottom, can prevent to cross the filter bag 21 deashing, produces the interference with the support frame, guarantees the stability of device.

In a further embodiment, an ash removal assembly is arranged in the air outlet chamber 13, and the ash removal assembly comprises a spray pipe 51 and a plurality of second connecting nozzles 52; one end of the spray pipe 51 is connected with an external compressed air source, the spray pipe 51 is connected with an electromagnetic pulse valve, the second connecting nozzle 52 is arranged on the spray pipe 51, and the second connecting nozzle 52 is arranged corresponding to the first connecting nozzle 25.

In a further scheme, the first connecting nozzle 25 and the second connecting nozzle 52 are horn-shaped and made of rubber; the diameter of second connector 52 is more than or equal to the diameter of first connector 25, can play sealed effect when guaranteeing first connector 25, second connector 52 butt joint, and during the deashing, spray tube 51 moves down, and the ventilation is realized in the butt joint of first connector 25 and second connector 52.

Arranging a hollow branch pipe 26 in the filter bag 21, moving the spray pipe 51 downwards to drive the second connecting nozzle 52 to abut against the first connecting nozzle 25 during dust cleaning, communicating the hollow branch pipe 26 with the spray pipe 51, introducing compressed air into the hollow branch pipe 26, spraying the compressed air from the nozzle 24, blowing the filter bag 21, shaking off dust, and finishing dust cleaning; compared with a common dust cleaning structure, the nozzle 24 extends into the filter bag 21, so that each part of the filter bag 21 can be subjected to compressed air back blowing, the dust cleaning efficiency is higher, dust accumulated on the filter bag 21 can be cleaned more thoroughly, and the service life of the filter bag 21 is longer; and the length of the filter bag 21 is not limited by the ash removal any more, and can exceed 8 meters, and the filter area is increased, so that the processing air quantity and the processing air speed are increased, the filter load is increased, and the dust removal efficiency is obviously improved.

The pressure of the air in the nozzle 51 is 0.01 to 0.5MPa, and more preferably 0.01 to 0.2 MPa.

In order to facilitate the reciprocating movement of the spray pipe 51, the spray pipe 51 is a hard pipe, one end of the spray pipe 51 is connected with a hose, the hose penetrates out of the box body 1 to be connected with an external compressed air source, and the hose is provided with a margin so as to facilitate the reciprocating movement of the spray pipe 51.

In one embodiment, a first linear motion mechanism 7 for driving the ash removal assembly to move up and down is disposed in the air outlet chamber 13, and the spray pipe 51 is fixed to the first linear motion mechanism 7.

In one embodiment, a plurality of filtering assemblies are uniformly arranged and are arranged according to a rectangular array, and the plurality of filtering assemblies are correspondingly provided with one ash removal assembly; the ash cleaning components are arranged in plurality and are uniformly distributed along the longitudinal direction, and the plurality of spray pipes 51 are fixedly connected with each other; the first linear motion mechanism 7 is connected with a second linear motion mechanism 8, the second linear motion mechanism 8 is fixed on the inner wall of the box body 1, and the second linear motion mechanism 8 drives the first linear motion mechanism 7 to horizontally move along the longitudinal direction.

And this embodiment adopts a plurality of deashing subassemblies fixed connection, and simultaneous working, synchronous motion can show and reduce the deashing time interval, and the deashing is in time gone up, improves dust collection efficiency.

In this embodiment, the number of the filter assemblies is 16, the filter assemblies are divided into 4 rows and 4 columns which are uniformly arranged, the two ash removal assemblies are arranged, the two spray pipes 51 are fixed through the third connecting rod 53, and ash removal can be simultaneously performed on the two rows of the filter assemblies.

The first linear motion mechanism 7 adopts an air cylinder or a hydraulic cylinder or an electric telescopic rod 43 or a ball screw mechanism; the second linear motion mechanism 8 is a ball screw mechanism.

In one embodiment, one side of the filtering chamber 12 is connected with an air inlet pipe 9 positioned below the filtering plate 3, and dust-containing gas is introduced; one side of the air outlet chamber 13 is connected with an air outlet pipe 10, and filtered air escapes from the air outlet pipe 10.

In the description herein, reference to the description of the terms "one embodiment/mode," "some embodiments/modes," "example," "specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment/mode or example is included in at least one embodiment/mode or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to be the same embodiment/mode or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments/modes or examples. Furthermore, the various embodiments/aspects or examples and features of the various embodiments/aspects or examples described in this specification can be combined and combined by one skilled in the art without conflicting therewith.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

It will be understood by those skilled in the art that the foregoing embodiments are provided for clarity of description only, and are not intended to limit the scope of the invention. Other variations or modifications will occur to those skilled in the art based on the foregoing disclosure and are still within the scope of the invention.

Claims (10)

1. A dust collecting equipment of stone crusher which characterized in that: comprises a box body (1);

the box body (1) is internally divided into a dust collecting chamber (11), a filtering chamber (12) and an air outlet chamber (13) from bottom to top in sequence;

a filtering component is arranged in the filtering chamber (12), the filtering component comprises a filtering bag (21) and a supporting frame, and the supporting frame is inserted in the filtering bag (21) and supports the filtering bag (21);

a support plate (2) is arranged in the filter chamber (12), a through hole corresponding to the filter bag (21) is formed in the support plate (2), the lower end of the filter bag (21) penetrates through the through hole, and the upper end of the filter bag is abutted to the upper end of the support plate (2);

the support frame comprises a clamping ring (22), and the clamping ring (22) is clamped at the upper end of the filter bag (21) and detachably fixed on the support plate (2);

a dust collection prevention component is arranged in the dust collection chamber (11);

the dust collection prevention assembly comprises a rotating rod (41) and a scraper (42), the rotating rod (41) is rotatably arranged, one side of the scraper (42) is fixed on the rotating rod (41), and the other side of the scraper (42) is abutted against the inner wall of the dust collection chamber (11).

2. The dust removing apparatus of a stone crusher as claimed in claim 1, wherein: and a filter plate (3) positioned below the filter bag (21) is arranged in the filter chamber (12).

3. The dust removing apparatus of a stone crusher as claimed in claim 1, wherein: at least two telescopic rods (43) are connected between the rotating rod (41) and the scraper (42), a compression spring (44) is arranged on one telescopic rod (43), one end of the compression spring (44) is abutted to the rotating rod (41), and the other end of the compression spring is abutted to the scraper (42).

4. The dust removing apparatus of a stone crusher as claimed in claim 1, wherein: the support frame further comprises a plurality of support rings (23), a plurality of nozzles (24), a first connecting nozzle (25) and a hollow branch pipe (26) which is vertically arranged, the plurality of support rings (23) are fixed on the hollow branch pipe (26), the plurality of nozzles (24) are uniformly connected to the hollow branch pipe (26), and the first connecting nozzle (25) is fixed at the top end of the hollow branch pipe (26);

the support ring (23) is fixed on the hollow branch pipe (26) through a first connecting rod (29), and gaps (28) are reserved among the first connecting rods (29);

snap ring (22) are including connecting piece (31), a plurality of second connecting rod (32), connecting piece (31) pass through second connecting rod (32) are fixed in hollow branch pipe (26), it is a plurality of leave clearance (28) between second connecting rod (32), connecting piece (31) spiro union in backup pad (2).

5. The dust removing apparatus of a stone crusher as claimed in claim 1, wherein: and a gap (28) is reserved between the lower end of the support frame and the bottom of the filter bag (21).

6. The dust removing apparatus of a stone crusher as claimed in claim 4, wherein: an ash removal assembly is arranged in the air outlet chamber (13), and comprises a spray pipe (51) and a plurality of second connecting nozzles (52); one end and the outside compressed air source of spray tube (51) are connected, just be connected with the electromagnetic pulse valve on spray tube (51), second connector nozzle (52) are located spray tube (51), just second connector nozzle (52) with first connector nozzle (25) correspond the setting.

7. The dust removing apparatus of a stone crusher as claimed in claim 6, wherein: the first connecting nozzle (25) and the second connecting nozzle (52) are horn-shaped and made of rubber materials; the diameter of the second connecting mouth (52) is greater than or equal to the diameter of the first connecting mouth (25).

8. The dust removing apparatus of a stone crusher as claimed in claim 7, wherein: the air outlet chamber (13) is internally provided with a first linear motion mechanism (7) for driving the ash removal assembly to move up and down, and the spray pipe (51) is fixed on the first linear motion mechanism (7).

9. The dust removing apparatus of a stone crusher as set forth in claim 8, wherein: the filter assemblies are uniformly arranged in a plurality and are arranged according to a rectangular array, and the plurality of filter assemblies are correspondingly provided with one ash removal assembly; the ash removal components are arranged in plurality and are uniformly distributed along the longitudinal direction, and the spray pipes (51) are fixedly connected with each other;

the first linear motion mechanism (7) is connected with a second linear motion mechanism (8), and the second linear motion mechanism (8) drives the first linear motion mechanism (7) to horizontally move along the longitudinal direction.

10. The dust removing apparatus of a stone crusher as claimed in claim 2, wherein: one side of the filtering chamber (12) is connected with an air inlet pipe (9) positioned below the filtering plate (3); one side of the air outlet chamber (13) is connected with an air outlet pipe (10); the lower end of the dust collecting chamber (11) is connected with a sewage discharge pipe (5).

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