CN218690117U

CN218690117U - Gyratory crusher with buffering protection mechanism

Info

Publication number: CN218690117U
Application number: CN202222932557.1U
Authority: CN
Inventors: 陆洪放; 张震; 刘金福; 崔树成
Original assignee: Chengde Baitong Mining Co ltd
Current assignee: Chengde Baitong Mining Co ltd
Priority date: 2022-11-04
Filing date: 2022-11-04
Publication date: 2023-03-24
Anticipated expiration: 2032-11-04

Abstract

The utility model relates to a breaker technical field has proposed gyratory crusher with buffering protection machanism, including casing, setting at the crossbeam at casing top, setting in the casing and the upper end main shaft of being connected with the crossbeam and set up at the epaxial broken awl of main, the key lies in: the breaker is still including setting up at the inside and the peripheral protection section of thick bamboo that is located broken awl of casing, be provided with the dovetail of two at least vertical settings along the circumferencial direction on the outer wall of a protection section of thick bamboo, set up the dovetail of vertical setting on the casing inner wall, the up end of dovetail flushes with the up end of casing, the lower extreme of dovetail is the blind end, the dovetail is pegged graft with the dovetail, the lower terminal surface of crossbeam and the up end contact of a protection section of thick bamboo, between crossbeam and the casing, all be detachable connection between crossbeam and the main shaft. The problem of among the correlation technique casing wear rate very fast, wear and tear seriously and need change whole casing when unable the use, the dismouting is wasted time and energy is solved.

Description

Gyratory crusher with buffering protection mechanism

Technical Field

The utility model relates to a breaker technical field, it is specific, relate to the gyratory crusher that has buffering protection machanism.

Background

The gyratory crusher is a vertical compound crusher, also called a compound crusher, and is a machine of a crushing production line and a sand making production line. The upper end of the main shaft provided with the crushing cone is supported in a bush in the middle of the cross beam, and the lower end of the main shaft is arranged in the shaft sleeve. When the axle sleeve rotates, the main shaft and the crushing cone are driven to rotate, the raw materials are extruded and crushed, and the raw materials can impact the shell ceaselessly, so that the abrasion speed of the shell is high, the whole shell needs to be replaced when the shell is seriously worn and cannot be used, and time and labor are wasted in disassembly and assembly.

SUMMERY OF THE UTILITY MODEL

The utility model provides a gyratory crusher with buffering protection machanism, it is very fast to have solved the rate of wear of casing among the correlation technique, need change whole casing when wearing and tearing seriously can't use, the problem that the dismouting is wasted time and energy.

The technical scheme of the utility model as follows: gyratory crusher with buffering protection machanism, including casing, setting at the crossbeam at casing top, setting in the casing and the upper end and the crossbeam main shaft of being connected and the broken awl of setting on the main shaft, the key lies in: the breaker is still including setting up at the inside and the peripheral protection section of thick bamboo that is located broken awl of casing, be provided with the dovetail of two at least vertical settings along the circumferencial direction on the outer wall of a protection section of thick bamboo, set up the dovetail of vertical setting on the casing inner wall, the up end of dovetail flushes with the up end of casing, the lower extreme of dovetail is the blind end, the dovetail is pegged graft with the dovetail, the lower terminal surface of crossbeam and the up end contact of a protection section of thick bamboo, between crossbeam and the casing, all be detachable connection between crossbeam and the main shaft.

The inner wall of the machine shell is provided with a support ring, the lower end face of the protection cylinder is in lap joint with the support ring, and the inner diameter of the support ring is larger than that of the lower end face of the protection cylinder.

The end part of the cross beam is inserted into the dovetail groove, the crusher further comprises a positioning block arranged above the cross beam, a locking bolt is arranged on the positioning block, the outer end of the locking bolt is in threaded connection with the casing, and the cross beam is clamped between the positioning block and the protection cylinder.

The outer end face of the locking bolt is positioned on the inner side of the outer wall of the shell.

The breaker is still including rotating the fluted disc that sets up bottom in the casing, with the coaxial setting of fluted disc and fixed connection's axle sleeve, and with the gear of fluted disc meshing, still including setting up at the outside actuating mechanism of casing, and the transmission shaft of connection between actuating mechanism's output shaft and gear, the lower extreme and the bushing of main shaft, the breaker still includes the suit at the peripheral protection casing that just is located broken awl below of main shaft, fluted disc and gear all are located the protection casing, be detachable connection between the bottom plate of protection casing and casing.

The diameter of the upper end of the protective cover is gradually reduced from bottom to top.

The outer wall of the protective cover is provided with a buffer sleeve.

The crusher also comprises a first guide plate and a second guide plate which are arranged between the protective cover and the casing and are positioned above the transmission shaft, the upper end of the first guide plate is connected with the upper end of the second guide plate, the lower ends of the first guide plate and the second guide plate are inclined towards the direction far away from the transmission shaft, one ends of the first guide plate and the second guide plate, which are close to the protective cover, are connected with the protective cover, and the other ends of the first guide plate and the second guide plate are lapped with the supporting blocks arranged on the inner wall of the casing.

The upper end surfaces of the first guide plate and the second guide plate are both provided with buffer layers.

The outer wall of the crushing cone is provided with a group of annular grooves which are arranged along the axial direction of the crushing cone, each annular groove is provided with a crushing cutter assembly, each crushing cutter assembly comprises a positioning ring which is detachably arranged in the annular groove of the crushing cone and a group of crushing cutters which are fixed on the outer wall of the positioning ring, and all the crushing cutters are uniformly arranged along the circumferential direction of the positioning ring.

The utility model discloses a theory of operation and beneficial effect do: the periphery of a crushing cone inside the casing is provided with a protective cylinder, the outer wall of the protective cylinder is provided with at least two vertically arranged dovetail strips along the circumferential direction, the inner wall of the casing is provided with vertically arranged dovetail grooves, the upper end face of each dovetail groove is flush with the upper end face of the casing, the lower ends of the dovetail grooves are closed ends, the dovetail strips are connected with the dovetail grooves in an inserting mode, the lower end face of each cross beam is in contact with the upper end face of the protective cylinder, and the cross beams are detachably connected with the casing and the main shaft. During the installation, the dovetail strip that will protect on the section of thick bamboo outer wall inserts the dovetail on the casing inner wall from top to bottom, after the dovetail strip inserts the dovetail bottom, place the crossbeam in a protection section of thick bamboo top, and with crossbeam and casing locking together, thereby with a protection section of thick bamboo and crossbeam locking in the casing can, when needing to dismantle and change a protection section of thick bamboo, earlier with crossbeam and main shaft separation, with the crossbeam with a protection section of thick bamboo dismantle can, do not need the dismouting to change whole casing, moreover, the steam generator is simple in structure, firm in connection is reliable, easy dismounting is swift, time saving and labor saving.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Fig. 1 is a front view of the present invention.

Fig. 2 is a front view of the connection structure of the middle spindle and the driving mechanism of the present invention.

Fig. 3 is a schematic view of the structure of fig. 2 without the second baffle.

Fig. 4 is a side view of the first and second baffles of the present invention.

Fig. 5 is a schematic structural view of the middle crushing cutter assembly of the present invention.

In the figure: 1. the crushing device comprises a shell, 2, a cross beam, 3, a main shaft, 4, a crushing cone, 5, a protective cylinder, 6, a dovetail strip, 7, a dovetail groove, 8, a support ring, 9, a positioning block, 10, a locking bolt, 11, a fluted disc, 12, a shaft sleeve, 13, a gear, 14, a driving mechanism, 15, a transmission shaft, 16, a protective cover, 17, a first guide plate, 18, a second guide plate, 19, a support block, 20, a positioning ring, 21 and a crushing cutter.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts relate to the protection scope of the present invention.

The gyratory crusher comprises a casing 1, a cross beam 2 arranged at the top of the casing 1, a main shaft 3 arranged in the casing 1 and with the upper end connected with the cross beam 2, and a crushing cone 4 arranged on the main shaft 3, wherein the crusher further comprises a protective cylinder 5 arranged inside the casing 1 and positioned at the periphery of the crushing cone 4, at least two vertically arranged dovetail strips 6 are arranged on the outer wall of the protective cylinder 5 along the circumferential direction, vertically arranged dovetail grooves 7 are formed in the inner wall of the casing 1, the upper end face of each dovetail groove 7 is flush with the upper end face of the casing 1, the lower end of each dovetail groove 7 is a closed end, the dovetail strips 6 are inserted into the dovetail grooves 7, the lower end face of the cross beam 2 is in contact with the upper end face of the protective cylinder 5, and the cross beam 2 is detachably connected with the casing 1 and the cross beam 2 is detachably connected with the main shaft 3.

As right the utility model discloses a further improvement is provided with support ring 8 on casing 1 inner wall, and the lower terminal surface and the 8 overlap joints of support ring of a protection section of thick bamboo 5, the internal diameter of support ring 8 are greater than the internal diameter of a protection section of thick bamboo 5 lower terminal surface. As shown in fig. 1, 2 and 3, the support ring 8 can function to support the position-limiting protection cylinder 5, so that the connection between the protection cylinder 5 and the casing 1 is more secure and reliable. The inner diameter of the support ring 8 is larger than that of the lower end face of the protection cylinder 5, the inner wall of the support ring 8 is located on the outer side of the inner wall of the protection cylinder 5, the speed of the support ring 8 abraded by collision of raw materials can be reduced, and the service life of the support ring 8 is prolonged.

As right the utility model discloses a further improvement, the tip and the dovetail 7 of crossbeam 2 are pegged graft, and the breaker is still including setting up the locating piece 9 in crossbeam 2 top, is provided with locking bolt 10 on the locating piece 9, and locking bolt 10's outer end and casing 1 threaded connection, crossbeam 2 press from both sides tightly between locating piece 9 and protection section of thick bamboo 5. As shown in fig. 1, fig. 2 and fig. 3, the dovetail strip 6 on the outer wall of the protective cylinder 5 is inserted into the dovetail groove 7 on the inner wall of the casing 1 from top to bottom, after the dovetail strip 6 is inserted into the bottom of the dovetail groove 7, the left end and the right end of the cross beam 2 are respectively inserted into the dovetail grooves 7 of the corresponding ends, the upper end of the main shaft 3 is inserted into the lining at the middle part of the cross beam 2, and then the locking bolt 10 on the positioning block 9 is in threaded connection with the casing 1, so that the protective cylinder 5 and the cross beam 2 are locked in the casing 1, when the protective cylinder 5 needs to be disassembled and replaced, the locking bolt 10 is firstly separated from the casing 1, then the cross beam 2 is separated from the main shaft 3, and the cross beam 2 and the protective cylinder 5 are disassembled. The positioning block 9 is directly fixed above the cross beam 2, and the positioning block 9 can also be inserted into the dovetail groove 7.

As a further improvement to the present invention, the outer end face of the locking bolt 10 is located inside the outer wall of the casing 1. As shown in fig. 1, 2 and 3, the locking bolt 10 is hidden in the casing 1, so that the appearance is more neat and beautiful.

As right the utility model discloses a further improvement, the breaker is still including rotating the fluted disc 11 that sets up the bottom in casing 1, with fluted disc 11 coaxial setting and fixed connection's axle sleeve 12, and with fluted disc 11 meshing's gear 13, still including setting up at the outside actuating mechanism 14 of casing 1, and connect the transmission shaft 15 between actuating mechanism 14's output shaft and gear 13, the lower extreme and the axle sleeve 12 of main shaft 3 are connected, the breaker still includes the suit at 3 peripheral protective cover 16 that just are located 4 belows of broken awl of main shaft, fluted disc 11 and gear 13 all are located protective cover 16, be detachable connection between protective cover 16 and the bottom plate of casing 1.

As shown in fig. 1, 2 and 3, an axis of the transmission shaft 15 is horizontally arranged along a left-right direction, a right end of the transmission shaft 15 is connected with an output shaft of the driving mechanism 14, a left end of the transmission shaft 15 is coaxially and fixedly connected with the gear 13, the gear 13 is meshed with a fluted disc 11 positioned below the gear 13, the shaft sleeve 12 is fixed above the fluted disc 11, and both the fluted disc 11 and the gear 13 are arranged in the protective cover 16, so that the fluted disc 11 and the gear 13 can be prevented from being damaged due to the crushed raw materials falling onto the fluted disc 11 and the gear 13, and the service lives of the fluted disc 11 and the gear 13 can be prolonged. The diameter of the upper end of the protective cover 16 is gradually reduced from bottom to top, so that the crushed raw materials can quickly slide down along the inclined plane of the protective cover 16, and the crushed raw materials are prevented from being accumulated on the top of the protective cover 16. The outer wall of the protective cover 16 is provided with a buffer sleeve, so that the impact force generated to the protective cover 16 when the raw material falls can be reduced, and the protective cover 16 can be better protected.

As right the utility model discloses a further improvement, the breaker is still including setting up first guide plate 17 and the second guide plate 18 that just is located transmission shaft 15 top between protection casing 16 and casing 1, the upper end of first guide plate 17 is connected with the upper end of second guide plate 18, the lower extreme of first guide plate 17 and second guide plate 18 all inclines to the direction of keeping away from transmission shaft 15, first guide plate 17 and second guide plate 18 are close to the one end of protection casing 16 and all are connected with protection casing 16, the other end all with set up the supporting shoe 19 overlap joint on casing 1 inner wall. As shown in fig. 1, fig. 2, fig. 3 and fig. 4, the first guide plate 17 and the second guide plate 18 are both located above the transmission shaft 15, the first guide plate 17 is located behind the second guide plate 18, the left ends of the first guide plate 17 and the second guide plate 18 are both connected with the protective cover 16, and the right ends of the first guide plate 17 and the second guide plate 18 are both lapped with the supporting block 19, so that the crushed raw materials can be prevented from falling onto the transmission shaft 15 to damage the transmission shaft 15, and the service life of the transmission shaft 15 can be prolonged. The buffer layers are arranged on the upper end surfaces of the first guide plate 17 and the second guide plate 18, so that the impact force generated to the first guide plate 17 and the second guide plate 18 when raw materials fall can be relieved, and the first guide plate 17 and the second guide plate 18 are better protected.

As right the utility model discloses a further improvement sets up a set of ring channel of arranging along its axial on broken awl 4 outer wall, all is provided with broken knife tackle spare in every ring channel department, and broken knife tackle spare includes detachable holding ring 20 of installing in broken awl 4's ring channel and fixes a set of broken sword 21 on holding ring 20 outer wall, and all broken sword 21 are along holding ring 20's circumferencial direction align to grid. As shown in fig. 5, all the annular grooves are arranged in the vertical direction, each annular groove is provided with a positioning ring 20, each positioning ring 20 is formed by splicing two semicircular rings, one end of each semicircular ring can be hinged, the other end of each semicircular ring can be locked by a bolt and a nut, the two ends of each semicircular ring can be locked by a bolt and a nut, the annular grooves can play a role in limiting, and the positioning rings 20 are prevented from shaking up and down. The crushing cone 4 drives the crushing knife 21 to synchronously rotate through the positioning ring 20, so that the crushing effect can be improved.

The utility model discloses when specifically using, 1 inner wall of casing and 5 outer walls of a protection section of thick bamboo are all vertical faces, offer 2-4 dovetail 7 along circumferencial direction align to grid and vertical setting on 1 inner wall of casing, correspondingly, are provided with the dovetail 6 of equal quantity on 5 outer walls of a protection section of thick bamboo. The diameter of the inner wall of the protective barrel 5 is gradually reduced from top to bottom, the outer diameter of the crushing cone 4 is gradually increased from top to bottom, and a cavity between the crushing cone 4 and the protective barrel 5 is a crushing cavity.

When the protective cylinder 5 needs to be installed, the dovetail strip 6 on the outer wall of the protective cylinder 5 is inserted into the dovetail groove 7 on the inner wall of the machine shell 1 from top to bottom, after the lower end face of the dovetail strip 6 is contacted with the upper end face of the support ring 8, the protective cylinder 5 and the dovetail strip 6 cannot move downwards continuously, the protective cylinder 5 and the dovetail strip 6 are installed in place, then the cross beam 2 is placed above the protective cylinder 5, the left end and the right end of the cross beam 2 are respectively inserted into the dovetail grooves 7 at the corresponding ends, the upper end of the main shaft 3 is inserted into the lining in the middle of the cross beam 2, then the locking bolt 10 on the positioning block 9 is in threaded connection with the machine shell 1, the protective cylinder 5 and the cross beam 2 are locked in the machine shell 1, when the protective cylinder 5 needs to be disassembled and replaced, the locking bolt 10 is separated from the machine shell 1, then the cross beam 2 is separated from the main shaft 3, and the cross beam 2 and the protective cylinder 5 are disassembled.

The during operation, actuating mechanism 14 drives transmission shaft 15 rotatory, transmission shaft 15 passes through gear 13 and drives fluted disc 11 rotatory, fluted disc 11 passes through axle sleeve 12 and drives main shaft 3 and broken awl rotatory, add the raw materials by casing 1 top in the protection section of thick bamboo 5, through the gyratory of broken awl 4 for the raw materials constantly is smashed between broken awl 4 and protection section of thick bamboo 5, and support ring 8 below falls down to the raw materials after smashing, then discharges through the bin outlet on casing 1 lower extreme lateral wall. When the protective cylinder 5 is worn seriously and cannot be used, only the protective cylinder 5 needs to be replaced, and the whole casing 1 does not need to be disassembled and replaced.

Claims

1. Gyratory crusher with buffering protection machanism, including casing (1), crossbeam (2) of setting at casing (1) top, main shaft (3) that set up in casing (1) and upper end and crossbeam (2) are connected and set up broken awl (4) on main shaft (3), its characterized in that: the breaker is still including setting up at inside and being located broken awl (4) outlying protection section of thick bamboo (5) of casing (1), dovetail (6) of two at least vertical settings are provided with along the circumferencial direction on the outer wall of a protection section of thick bamboo (5), dovetail (7) of vertical setting have been seted up on casing (1) inner wall, the up end of dovetail (7) flushes with the up end of casing (1), the lower extreme of dovetail (7) is the blind end, dovetail (6) are pegged graft with dovetail (7), the lower terminal surface of crossbeam (2) and the up end contact of a protection section of thick bamboo (5), between crossbeam (2) and casing (1), all be detachable connection between crossbeam (2) and main shaft (3).

2. The gyratory crusher with a cushioning shield mechanism according to claim 1, wherein: a supporting ring (8) is arranged on the inner wall of the casing (1), the lower end face of the protection cylinder (5) is in lap joint with the supporting ring (8), and the inner diameter of the supporting ring (8) is larger than that of the lower end face of the protection cylinder (5).

3. The gyratory crusher with a cushioning shield mechanism according to claim 1, wherein: the end part of the cross beam (2) is connected with the dovetail groove (7) in an inserting mode, the crusher further comprises a positioning block (9) arranged above the cross beam (2), a locking bolt (10) is arranged on the positioning block (9), the outer end of the locking bolt (10) is in threaded connection with the casing (1), and the cross beam (2) is clamped between the positioning block (9) and the protection barrel (5).

4. A gyratory crusher with a cushioning protection mechanism according to claim 3, characterized in that: the outer end face of the locking bolt (10) is positioned on the inner side of the outer wall of the machine shell (1).

5. The gyratory crusher with a cushioning shield mechanism according to claim 1, wherein: the breaker is still including rotating fluted disc (11) that sets up bottom in casing (1), axle sleeve (12) with fluted disc (11) coaxial setting and fixed connection, and gear (13) with fluted disc (11) meshing, still including setting up actuating mechanism (14) outside casing (1), and transmission shaft (15) of connection between the output shaft of actuating mechanism (14) and gear (13), the lower extreme and axle sleeve (12) of main shaft (3) are connected, the breaker is still including suit at main shaft (3) periphery and be located protection casing (16) of broken awl (4) below, fluted disc (11) and gear (13) all are located protection casing (16), be detachable connection between the bottom plate of protection casing (16) and casing (1).

6. A gyratory crusher with a cushioning shield mechanism according to claim 5, characterized in that: the diameter of the upper end of the protective cover (16) is gradually reduced from bottom to top.

7. A gyratory crusher with a cushioning shield mechanism according to claim 5, characterized in that: the outer wall of the protective cover (16) is provided with a buffer sleeve.

8. A gyratory crusher with a cushioning shield mechanism according to claim 5, characterized in that: the crusher also comprises a first guide plate (17) and a second guide plate (18) which are arranged between the protective cover (16) and the casing (1) and positioned above the transmission shaft (15), the upper end of the first guide plate (17) is connected with the upper end of the second guide plate (18), the lower ends of the first guide plate (17) and the second guide plate (18) are inclined towards the direction far away from the transmission shaft (15), one ends of the first guide plate (17) and the second guide plate (18) close to the protective cover (16) are connected with the protective cover (16), and the other ends of the first guide plate and the second guide plate are all lapped with a supporting block (19) arranged on the inner wall of the casing (1).

9. The gyratory crusher with a cushioning protection mechanism according to claim 1, characterized in that: buffer layers are arranged on the upper end surfaces of the first guide plate (17) and the second guide plate (18).

10. The gyratory crusher with a cushioning protection mechanism according to claim 1, characterized in that: the outer wall of the crushing cone (4) is provided with a group of annular grooves which are arranged along the axial direction of the crushing cone, each annular groove is provided with a crushing cutter assembly, each crushing cutter assembly comprises a positioning ring (20) which is detachably arranged in the annular groove of the crushing cone (4) and a group of crushing cutters (21) which are fixed on the outer wall of the positioning ring (20), and all the crushing cutters (21) are uniformly arranged along the circumferential direction of the positioning ring (20).