CN219291601U - Crushing cavity structure for vertical shaft type impact breaking - Google Patents

Abstract

The utility model relates to a crushing cavity structure of a vertical shaft type impact crusher, which comprises the following components: the upper end of the shell is connected with the feeding bin, and the lower end of the shell is connected with the discharging bin; the stone breaker is Dan Zujian, the stone breaker assembly is detachably arranged in the shell and comprises a stacking cylinder, a plurality of vertical mounting plates are fixed on the inner side of the stacking cylinder, crescent rib plates are detachably fixed on each vertical mounting plate, two ends of each crescent rib plate are respectively provided with a circular ring bottom plate and a circular ring top plate, the outer edge of each circular ring bottom plate is fixed with the inner wall of the stacking cylinder, and the outer bottom of each circular ring top plate is fixed with the top of the stacking cylinder through spot welding; the multi-spoke rack is arranged at the center of the shell and comprises a rack barrel and a plurality of rack arms which are uniformly arranged along the outer side wall of the rack barrel, the other ends of the rack arms are detachably fixed on the circular ring top plate, a material passing barrel is arranged at the center of the rack barrel, and the lower end of the material passing barrel extends into the distributor.

Description

Crushing cavity structure for vertical shaft type impact breaking

Technical Field

The utility model relates to the technical field of crushers, in particular to a crushing cavity structure for vertical shaft type impact crushing.

Background

The vertical shaft type impact crusher is widely applied to shaping and sand making of various ores, stones enter a rotor body and are thrown out by different launches under the high-speed rotation of a rotor body, and impact into a crushing cavity for strong self-crushing, so that two large abrasion parts of the vertical shaft type crusher are the rotor body and the crushing cavity respectively. According to the crushing requirements of stones, the crushing chambers broken by vertical shaft impact are divided into two types: one is a stone tapping mode, which is to set an iron drill in a crushing cavity, and the crushing cavity is mainly used for sand production; the other is a stone crushing mode, wherein a stone crushing cavity is formed by arranging bulges which are convenient for forming a material pad on the inner wall of the crushing cavity. However, the existing crushing cavity is generally of an integrated structure, in a stone beating mode, a plurality of rib plates circumferentially arranged around the inner wall of the cavity are arranged in the cavity so that the material is conveniently accumulated to form a material pad, and the rib plates can be used as impact layers.

At present, the rib plates are welded on the inner wall of the cavity of the crushing cavity, for example: in the chinese patent publication No. CN102921520a, a crushing cavity structure of a vertical shaft crusher is disclosed, which reduces the maintenance cost of the existing overall replacement by forming the crushing cavity from a split lower crushing cavity and an upper crushing cavity. The utility model discloses a lower broken chamber on the welding have higher gusset that connects, but in the in-service use, lower broken chamber's cavity inner wall is often less than gusset that connects because the protection of lining material, adopt this kind of mode, gusset is once damaging still needs to be changed broken the chamber is whole, the still difficulty of changing is big this moment, increase production, the problem of maintenance cost, and in this application lower broken chamber is direct with the broken barrel fixed connection of vertical scroll, gusset that connects is directly fixed in on the inner wall of broken chamber down, in the formation in-process of lining material, the building stones still can directly hit on the broken barrel diapire of vertical scroll, in case broken barrel of vertical scroll damages, still can cause the whole difficult continuous use of breaker.

Disclosure of Invention

The utility model provides a crushing cavity structure of a vertical shaft type impact crusher, which solves the technical problems.

The utility model provides a crushing cavity structure for vertical shaft type impact crushing, which solves the technical problems and comprises: the upper end of the shell is connected with the feeding bin, and the lower end of the shell is connected with the discharging bin; the stone breaker is Dan Zujian, the stone breaker assembly is detachably arranged in the shell and comprises a stacking cylinder, a plurality of vertical mounting plates are fixed on the inner side of the stacking cylinder, crescent rib plates are detachably fixed on each vertical mounting plate, two ends of each crescent rib plate are respectively provided with a circular ring bottom plate and a circular ring top plate, the outer edge of each circular ring bottom plate is fixed with the inner wall of the stacking cylinder, and the outer bottom of each circular ring top plate is fixed with the top of the stacking cylinder through spot welding; the distributing hopper is arranged at the center of the shell and comprises a frame barrel and a plurality of frame arms which are uniformly arranged along the outer side wall of the frame barrel, the other ends of the frame arms are detachably fixed on the circular ring top plate, a material passing barrel is arranged at the center of the frame barrel, and the lower end of the material passing barrel extends into the distributor.

Further, a first mounting hole is formed in the vertical mounting plate, a second mounting hole is formed in the crescent rib plate, a fixing bolt is arranged on the first mounting hole, and a screw rod of the fixing bolt penetrates through the second mounting hole to be connected with the fixing nut.

Further, the frame cylinder comprises an upper cylinder with two open ends and a lower cylinder with an open lower end, the lower end of the upper cylinder is fixed on the top wall of the lower cylinder, the lower end of the lower cylinder is sleeved outside the upper end of the distributor, a feeding cylinder mounting position is arranged in the center of the top wall of the lower cylinder, and the feeding cylinder is fixed in the feeding cylinder mounting position through a bolt.

Further, the shell comprises an outer barrel, a shell bottom plate is fixed at the lower end of the outer barrel, a material passing hole is formed in the center of the shell bottom plate, and a first ring baffle is arranged on the shell bottom plate around the material passing hole.

Further, the inner diameter of the circular ring bottom plate is larger than the outer diameter of the first ring baffle, and a material accumulation groove is formed between the circular ring bottom plate, the shell bottom plate and the first ring baffle.

Further, a plurality of reinforcing ribs are arranged on the outer wall of the outer cylinder, and the bottoms of the reinforcing ribs are fixed with the bottom plate of the shell.

Further, a second ring baffle plate extending along the vertical direction is fixed on the inner side of the circular ring top plate.

Further, the outside of the shell is provided with a reinforcing ring, the reinforcing ring is provided with a mounting bracket, a connecting bolt is fixed on the mounting bracket through a pin shaft, and one end of the connecting bolt, which is far away from the pin shaft, penetrates through a connecting hole on the bottom plate of the feeding bin and is fixed with a connecting nut.

The stone beating component is detachably arranged in the shell, so that the stone beating component can be conveniently replaced integrally, and the situation that stones hit the shell to cause damage to the shell can be avoided due to the fact that the accumulation barrel, the circular ring top plate and the circular ring bottom plate are arranged in the stone beating component; the crescent rib plates in the stone beating assembly are detachably connected with the vertical mounting plates on the inner wall of the accumulation barrel, so that the damaged crescent rib plates can be replaced independently; the circular ring top plate in the stone beating component is fixed with the top of the accumulation barrel in a spot welding mode, so that the circular ring top plate is conveniently uncovered, the crescent rib plates are taken out, the crescent rib plates are conveniently replaced, stones can be accumulated on the circular ring top plate, and abrasion to the upper part of the shell during stone crushing is reduced; the circular bottom plate is fixed with the inner wall of the accumulation barrel, so that the accumulation barrel can be used as a support for a crescent rib plate, stone can be accumulated on the circular bottom plate to form a material pad, and a core crushing area is formed between the accumulation barrel and the circular bottom plate and between the accumulation barrel and the circular top plate; the frame arms of the multi-auxiliary frame are used for supporting the frame cylinder, and the feeding cylinder at the center of the frame cylinder is used for introducing part of stones in the feeding bin into the distributor. In summary, the utility model can not only prevent broken stone from striking the shell, protect the shell of the crusher and prolong the service life of the shell of the crusher, but also integrally dismantle the stone assembly, thereby facilitating the replacement of a new stone assembly in the shell or the replacement of a stone iron assembly to adapt to different requirements on stone crushing; the crescent rib plates in the crushing cavity can be independently replaced, so that replacement difficulty is reduced, and maintenance cost is lowered.

The utility model will be further described with reference to the drawings and the specific examples.

Drawings

FIG. 1 is a schematic cross-sectional view of a vertical axis impact breaker equipped with the present utility model;

FIG. 2 is a schematic perspective view of the present utility model;

FIG. 3 is a schematic cross-sectional view of the present utility model;

FIG. 4 is a schematic view of the structure of the stone component of the present utility model;

FIG. 5 is a schematic view of the structure of the vertical mounting plate of the present utility model;

FIG. 6 is a schematic structural view of the crescent moon plate of the present utility model.

In the accompanying drawings: 100-shell, 101-outer cylinder, 102-shell bottom plate, 103-passing hole, 104-first ring baffle, 105-accumulation groove, 106-reinforcing rib, 107-reinforcing ring, 108-mounting bracket, 1081-connecting bolt, 1082-connecting nut, 200-feeding bin, 201-connecting hole, 300-discharging bin, 400-stone Dan Zujian, 401-accumulation cylinder, 402-vertical mounting plate, 4021-first mounting hole, 403-crescent rib plate, 4031-second mounting hole, 404-ring bottom plate, 405-ring top plate, 4051-second ring baffle, 406-fixing bolt, 407-fixing nut, 500-distributing hopper, 501-frame cylinder, 5011-upper cylinder, 5012-lower cylinder, 5013-passing cylinder mounting position, 502-frame arm, 503-passing cylinder and 600-distributor.

Detailed Description

Specific embodiments of the present utility model will be described in detail with reference to the accompanying drawings.

Referring to fig. 1 to 6, the present utility model provides a crushing cavity structure of a vertical shaft type impact crusher, comprising a housing 100, a stone breaker assembly 400 and a distribution hopper 500, wherein the upper end of the housing 100 is connected with a feeding bin 200, the lower end is connected with a discharging bin 300, the stone breaker assembly 400 is detachably arranged in the housing 100, and the distribution hopper 500 is arranged at the center of the housing 100.

For the convenience of hoisting the stone assembly 400, a reinforcing ring 107 is arranged on the outer side of the shell 100, a mounting bracket 108 is arranged on the reinforcing ring 107, a connecting bolt 1081 is fixed on the mounting bracket 108 through a pin shaft, and one end, far away from the pin shaft, of the connecting bolt 1081 passes through a connecting hole 201 on the bottom plate of the feeding bin 200 and is fixed with a connecting nut 1082. At this time, when the inside of the crushing cavity needs to be operated, the feeding bin 200 is separated from the crushing cavity by the cooperation of the connecting bolt 1081 and the connecting nut 1082, so that the crushing cavity is exposed, and the inside of the crushing cavity is conveniently operated.

The shell 100 comprises an outer barrel 101, a shell bottom plate 102 is fixed at the lower end of the outer barrel 101, a material passing hole 103 is formed in the center of the shell bottom plate 102 and used for discharging stones out of the crushing cavity, and a first ring baffle 104 is arranged on the shell bottom plate 102 around the material passing hole 103. The first ring baffle 104 can provide enough rigidity for the bottom plate 102, and can facilitate the accumulation of stones to form a material pad, and can shield splashed stones when breaking stones so as to protect the bottom plate 102 and the stone beating assembly 400 in the shell 100. Further, a plurality of reinforcing ribs 106 are provided on the outer wall of the outer cylinder 101, the bottom of the reinforcing ribs 106 is fixed to the bottom plate 102 of the housing, and the strength of the housing 100 can be increased due to the arrangement of the reinforcing ribs 106. Wherein be equipped with the access hole on the urceolus 101, be provided with the access door on the casing 100, the access hole is the access door and gives way this moment, conveniently observes the maintenance to broken intracavity portion.

The stone beating assembly 400 comprises a stacking barrel 401, the stacking barrel 401 is sleeved inside the shell 100, the stacking barrel 401 is of a cylindrical structure, a plurality of vertical mounting plates 402 are fixed on the inner side of the stacking barrel 401, and the vertical mounting plates 402 are uniformly distributed along the circumferential direction of the inner wall of the stacking barrel 401. Preferably, the vertical mounting plate 402 is integrally formed with the accumulation drum 401. Each vertical mounting plate 402 is detachably fixed with a crescent rib plate 403. At this time, the vertical mounting plate 402 may be provided with a first mounting hole 4021, the crescent rib plate 403 is provided with a second mounting hole 4031, the first mounting hole 4021 is provided with a fixing bolt 406, and a screw of the fixing bolt 406 passes through the second mounting hole 4031 to be connected with the fixing nut 407. At this time, the crescent rib plates 403 and the vertical mounting plates 402 can be detachably connected through the cooperation of the fixing bolts 406 with the first mounting holes 4021 and the second mounting holes 4031, so that the crescent rib plates 403 are convenient to replace. Preferably, the first mounting holes 4021 are provided with two groups and are arranged along the axial direction of the stacking barrel 401, and the second mounting holes 4031 are arranged on one side of the crescent rib plate 403 away from the center of the stacking barrel 401, and are adapted to the first mounting holes 4021. At this time, the connection strength of the crescent rib plates 403 and the vertical mounting plate 402 can be improved through the arrangement of the two groups of fixing bolts 406.

The two ends of the crescent rib plate 403 are respectively provided with a circular ring bottom plate 404 and a circular ring top plate 405, the outer edge of the circular ring bottom plate 404 is fixed with the inner wall of the accumulation barrel 401 and is connected with the accumulation barrel 401 into a whole, and the outer bottom of the circular ring top plate 405 is fixed with the top of the accumulation barrel 401 through spot welding; preferably, the inner diameter of the annular bottom plate 404 is larger than the outer diameter of the first annular baffle 104, and a material accumulation groove 105 is formed between the annular bottom plate 404 and the housing bottom plate 102, and between the annular bottom plate 404 and the first annular baffle 104. At this time, the material of the circular ring bottom plate 404 can be saved, so that the whole stone assembly 400 is lighter and convenient to hoist; and after the material pad is formed, the thickness of the material pad on the side close to the inner wall of the material accumulation barrel 401 is often larger than that on the side close to the first ring baffle 104, and the material accumulation groove 105 formed between the circular ring bottom plate 404 and the shell bottom plate 102 and between the circular ring bottom plate 104 and the first ring baffle 104 can further enable the material pad on the side close to the first ring baffle 104 to be thicker. Further, a second ring baffle 4051 extending along the vertical direction is fixed on the inner side of the circular ring top plate 405, and the second ring baffle 4051 can strengthen the hardness of the circular ring top plate 405, and can also shield splashed broken stone in the crushing process, so as to play a role in protection. When crescent rib plate 403, accumulation barrel 401, circular ring bottom plate 404 and circular ring top plate 405 are all connected and fixed, form a whole, when needing whole stone subassembly 400 of beating stone, can wholly remove the casing 100 with stone subassembly 400 in beating stone through the hoist and mount, conveniently change new stone subassembly 400 of beating, perhaps change into stone and beat the iron subassembly in order to adapt to the different demands to the stone breakage. When the crescent rib plate 403 needs to be replaced, the ring top plate 405 is connected with the accumulation barrel 401 by spot welding, so that the ring top plate 405 can be conveniently uncovered, and the crescent rib plate 403 is replaced independently, so that the replacement difficulty is reduced, and the maintenance cost is reduced.

The distributing hopper 500 comprises a frame 501 and a plurality of frame arms 502 uniformly arranged along the outer side wall of the frame 501, wherein the other ends of the frame arms 502 are detachably fixed on the circular ring top plate 405, at this time, the top of the circular ring top plate 405 is provided with a bracket corresponding to the frame arms 502, and one ends of the frame arms 502 are fixed with the bracket through bolts. The center of the frame cylinder 501 is provided with a feeding cylinder 503, at this time, the feeding cylinder 503 corresponds to the feeding port of the feeding bin 200, and the lower end of the feeding cylinder 503 extends into the distributor 600 to guide stone into the distributor 600. Specifically, the frame cylinder 501 includes an upper cylinder 5011 with two open ends and a lower cylinder 5012 with an open lower end, the lower end of the upper cylinder 5011 is fixed on the top wall of the lower cylinder 5012, the lower end of the lower cylinder 5012 is sleeved outside the upper end of the dispenser 600, a passing cylinder installation site 5013 is provided at the center of the top wall of the lower cylinder 5012, and the passing cylinder 503 is fixed in the passing cylinder installation site 5013 by bolts. The inner diameter of the upper cylinder 5011 is larger than the feed inlet of the feed bin 200, the inner diameter of the passing cylinder 503 is consistent with the inner diameter of the feed inlet of the feed bin 200, and at the moment, when stones fall into the passing cylinder 503, the stones splashed by the upper cylinder 5011 are blocked and accumulated in the upper cylinder 5011. The inner diameter of the lower cylinder 5012 is larger than the outer diameter of the distributor 600 and is sleeved outside the upper end of the distributor 600, so that the distributor 600 can be protected, and stone is prevented from accumulating at the top of the distributor 600, even entering into a gap between the distributor 600 and the passing cylinder 503, and the rotation of the distributor 600 is affected.

By adopting the utility model, the stone assembly 400 can be removed integrally, so that a new stone assembly 400 can be replaced conveniently, or a stone iron assembly can be replaced to adapt to different requirements on stone crushing; the crescent rib plates 403 in the crushing cavity can be independently replaced, so that the replacement difficulty is reduced, and the maintenance cost is lowered.

The foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (8)

1. A vertical shaft impact broken crushing chamber structure, comprising:

the upper end of the shell (100) is connected with the feeding bin (200), and the lower end of the shell is connected with the discharging bin (300);

the stone is made Dan Zujian (400), stone is made Dan Zujian (400) and can be dismantled and locate in casing (100), stone is made Dan Zujian (400) and is included and hold up feed cylinder (401), hold up feed cylinder (401) inboard is fixed with a plurality of vertical mounting panel (402), each can dismantle on vertical mounting panel (402) and be fixed with crescent moon gusset (403), the both ends of crescent moon gusset (403) are equipped with ring bottom plate (404) and ring roof (405) respectively, the outer edge of ring bottom plate (404) with hold up feed cylinder (401) inner wall is fixed, the outside bottom of ring roof (405) through spot welding with hold up feed cylinder (401) top is fixed;

divide hopper (500), divide hopper (500) to locate the center department of casing (100), divide hopper (500) to include a frame section of thick bamboo (501) and a plurality of edges frame arm (502) that evenly arrange of the lateral wall of a frame section of thick bamboo (501), the other end of frame arm (502) can be dismantled and fix on ring roof (405), the center department of a frame section of thick bamboo (501) is equipped with and crosses feed cylinder (503), the lower extreme of crossing feed cylinder (503) stretches into in tripper (600).

2. The vertical shaft type impact broken crushing cavity structure according to claim 1, wherein a first mounting hole (4021) is formed in the vertical mounting plate (402), a second mounting hole (4031) is formed in the crescent rib plate (403), a fixing bolt (406) is arranged in the first mounting hole (4021), and a screw rod of the fixing bolt (406) penetrates through the second mounting hole (4031) to be connected with the fixing nut (407).

3. The vertical shaft type impact broken crushing cavity structure according to claim 1, wherein the frame cylinder (501) comprises an upper cylinder (5011) with two open ends and a lower cylinder (5012) with two open lower ends, the lower end of the upper cylinder (5011) is fixed on the top wall of the lower cylinder (5012), the lower end of the lower cylinder (5012) is sleeved outside the upper end of the distributor (600), a material passing cylinder mounting position (5013) is arranged in the center of the top wall of the lower cylinder (5012), and the material passing cylinder (503) is fixed in the material passing cylinder mounting position (5013) through bolts.

4. The vertical shaft type impact broken crushing cavity structure according to claim 1, wherein the shell (100) comprises an outer barrel (101), a shell bottom plate (102) is fixed at the lower end of the outer barrel (101), a material passing hole (103) is formed in the center of the shell bottom plate (102), and a first ring baffle plate (104) is arranged on the shell bottom plate (102) around the material passing hole (103).

5. The vertical shaft type impact broken crushing cavity structure according to claim 4, wherein the inner diameter of the circular ring bottom plate (404) is larger than the outer diameter of the first ring baffle plate (104), and a material accumulation groove (105) is formed between the circular ring bottom plate (404) and the shell bottom plate (102) and between the circular ring bottom plate and the first ring baffle plate (104).

6. The vertical shaft type impact broken crushing cavity structure according to claim 4, wherein a plurality of reinforcing ribs (106) are arranged on the outer wall of the outer cylinder (101), and the bottoms of the reinforcing ribs (106) are fixed with the shell bottom plate (102).

7. The vertical shaft impact broken crushing cavity structure according to any one of claims 1-6, wherein a second ring baffle (4051) extending in the vertical direction is fixed to the inner side of the circular ring top plate (405).

8. The vertical shaft type impact broken crushing cavity structure according to any one of claims 1 to 6, wherein a reinforcing ring (107) is arranged on the outer side of the shell (100), a mounting bracket (108) is arranged on the reinforcing ring (107), a connecting bolt (1081) is fixed on the mounting bracket (108) through a pin shaft, and one end, far away from the pin shaft, of the connecting bolt (1081) penetrates through a connecting hole (201) in the bottom plate of the feeding bin (200) to be fixed with a connecting nut (1082).

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