CN210906521U

CN210906521U - Jaw crusher with protection device

Info

Publication number: CN210906521U
Application number: CN201921436179.XU
Authority: CN
Inventors: 张继水; 潘进春; 燕伟
Original assignee: Qingdao Daming New Building Materials Co Ltd
Current assignee: Qingdao Daming New Building Materials Co Ltd
Priority date: 2019-08-31
Filing date: 2019-08-31
Publication date: 2020-07-03
Anticipated expiration: 2029-08-31

Abstract

The utility model relates to a jaw crusher with a protective device, which relates to the technical field of stone crushing and comprises a crusher body, a feed hopper fixedly arranged on the crusher body and a protective device arranged on the feed hopper; the protection device comprises a first protection assembly, a second protection assembly and a power assembly, wherein the first protection assembly comprises a first rotating shaft which is rotatably connected to the side wall of the feed hopper and a first protection plate which is fixedly arranged on the first rotating shaft; the second protection component comprises a second rotating shaft which is rotatably connected to the side wall of the feed hopper and a second protection plate which is fixedly arranged on the side wall of the second rotating shaft; the first protection plate is abutted against the second protection plate so as to shield a feed opening of the feed hopper; the power assembly comprises a first gear and a second gear; the first gear is fixedly connected to the first rotating shaft, and the second gear is fixedly connected to the second rotating shaft; the first gear is meshed with the second gear. The utility model discloses has safety protection's effect.

Description

Jaw crusher with protection device

Technical Field

The utility model belongs to the technical field of the broken technique of building stones and specifically relates to a hubei province formula breaker with protector is related to.

Background

The raw materials for cement production generally are gypsum, clinker and mixed stone, and in order to save cost and realize the reutilization of wastes, waste industrial wastes such as concrete or aerated blocks and the like are adopted as raw materials in the cement production and processing; waste concrete, aerated blocks and other stones are irregular in shape and large in size, so that the stones need to be crushed during cement production and processing, and a jaw crusher is generally adopted to crush the stones at present.

The working part of the jaw crusher is two jaws, one is a fixed jaw (fixed jaw), the other is a movable jaw (movable jaw), the position of the movable jaw is inclined, and the movable jaw and the fixed jaw form a big-end-up crushing cavity (working cavity). The working principle is as follows: the motor drives the belt and the belt pulley, the movable jaw plate moves up and down through the eccentric shaft, and an included angle between the toggle plate and the movable jaw plate is increased when the movable jaw plate rises, so that the movable jaw plate is pushed to approach the fixed jaw plate, and meanwhile, the materials are crushed or split, and the purpose of crushing is achieved; when the movable jaw plate moves downwards, the included angle between the toggle plate and the movable jaw plate is reduced, the movable jaw plate leaves the fixed jaw plate under the action of the pull rod and the spring, and at the moment, the crushed material is discharged from the lower opening of the crushing cavity. The movable jaw plate of the crusher performs periodic motion to crush and discharge materials along with the continuous rotation of the motor, so that the batch production is realized.

Jaw crusher extrudees in order to realize the breakage to the building stones through the centre gripping of movable jaw board and fixed jaw board, and in order to be convenient for lasting material loading, the feed inlet of present jaw crusher is mostly open structure, but in the broken in-process to the building stones, the piece of building stones splashes everywhere very easily, not only threatens operating personnel's safety, and the piece that scatters still needs people to clean and collect in addition, has increased work burden; accordingly, there is a need for a jaw crusher having a guard.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a jaw crusher with protector, it has safety protection's effect.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a jaw crusher with a protection device comprises a crusher body, a feed hopper and the protection device, wherein the feed hopper is fixedly arranged on the crusher body; the protection device comprises a first protection assembly, a second protection assembly and a power assembly, wherein the first protection assembly comprises a first rotating shaft which is rotatably connected to the side wall of the feed hopper and a first protection plate which is fixedly arranged on the first rotating shaft; the second protection component comprises a second rotating shaft which is rotatably connected to the side wall of the feed hopper and a second protection plate which is fixedly arranged on the side wall of the second rotating shaft; the first protection plate is abutted against the second protection plate so as to shield a feed opening of the feed hopper; the power assembly comprises a first gear and a second gear; the first gear is fixedly connected to the first rotating shaft, and the second gear is fixedly connected to the second rotating shaft; the first gear is meshed with the second gear.

By adopting the technical scheme, when stone is crushed, the first protection plate and the second protection plate are abutted with each other, so that a feed inlet of the feed hopper can be shielded, the crushed chips are prevented from splashing, and the safety protection effect is achieved; when the feeding is needed, the first gear is rotated to drive the first rotating shaft to rotate so as to drive the first protection plate fixedly connected to the first rotating shaft to rotate, the second gear meshed with the first gear rotates simultaneously, the second rotating shaft fixedly connected to the second gear drives the second protection plate to rotate, and the first protection plate is separated from the second protection plate at the moment, so that stone falls into the crusher body from the gap between the first protection plate and the second protection plate.

The utility model discloses further set up to: the power assembly further comprises a driving motor fixedly arranged on the outer side wall of the feed hopper, and an output shaft of the driving motor is fixedly connected to one end, far away from the first gear, of the first rotating shaft.

Through adopting above-mentioned technical scheme, start driving motor, driving motor's output shaft drives first axis of rotation and rotates, fixed connection rotates thereupon in the first gear of first axis of rotation, thereby it rotates to drive the second gear that meshes in first gear, fixed connection rotates in the second axis of rotation of second gear this moment, the second axis of rotation drives the second guard plate and rotates, first axis of rotation drives first guard plate and rotates, make the first guard plate and the separation of second guard plate of mutual butt, building stones can follow and get into in the feed inlet between first guard plate and the second guard plate this moment, rotate through the first axis of rotation of driving motor drive, and is more labor-saving.

The utility model discloses further set up to: the first protection plates are four in number and are uniformly arranged on the outer ring surface of the first rotating shaft by taking the axis of the first rotating shaft as the center; the number of the second protection plates is four, and the four second protection plates are uniformly arranged on the outer annular surface of the second rotating shaft by taking the axis of the second rotating shaft as the center.

By adopting the technical scheme, when the driving motor drives the first rotating shaft to rotate, the first protection plate and the second protection plate can be driven to rotate, so that the first protection plate is separated from the second protection plate, and stone falls into the crusher body from a gap between the first protection plate and the second protection plate; when first axis of rotation continues to rotate, can drive another first guard plate and another second guard plate mutual butt to can shelter from the feed inlet once more, both can prevent clastic splashing through protector, can not influence normal feeding yet, easy and simple to handle.

The utility model discloses further set up to: the dust removal device is arranged on the feed hopper and comprises a fan, a dust removal cover, a fan, a dust removal pipe and a storage bin; the dust hood is fixedly arranged on the feed hopper, and one side of the dust hood, which is far away from the feed hopper, is communicated with the fan; the one end intercommunication of dust removal pipe is kept away from one side of dust excluding hood in the fan, the other end intercommunication of dust removal pipe in the storage silo, the lateral wall intercommunication of storage silo is equipped with the exhaust pipe.

Through adopting above-mentioned technical scheme, when transporting the building stones to the breaker, can produce a large amount of dust, start the fan this moment, the fan can lead to the dust excluding hood with the dust and inhale, and the dust gets into in the storage silo through the pipe that removes dust.

The utility model discloses further set up to: the exhaust pipe is fixedly provided with a filter screen, and the outer ring surface of the filter screen is abutted against the inner wall of the exhaust pipe.

Through adopting above-mentioned technical scheme, the filter screen can filter exhaust air for the dust is stayed in the storage silo, and discharges clean air, avoids causing secondary pollution to the environment.

The utility model discloses further set up to: one side of the dust hood close to the feed hopper is uniformly and fixedly provided with a plurality of partition plates, and a gap is reserved between every two adjacent partition plates.

Through adopting above-mentioned technical scheme, the baffle that sets up on the dust removal cover can separate and keep off the great piece of granule, can prevent the damage that big piece caused the flabellum of fan.

The utility model discloses further set up to: the bottom of the storage bin is provided with a port, and the dust removal device further comprises an air seal machine fixedly arranged at the bottom end of the storage bin.

Through adopting above-mentioned technical scheme, when closing the air seal machinery, the flabellum can shelter from the port of storage silo bottom, and the dust in the storage silo can not flow out, can change the collecting box this moment to avoid when changing the collecting box, the phenomenon of raise dust appears.

The utility model discloses further set up to: the air seal machine comprises a box body fixedly arranged at the bottom end of the storage bin, an air seal motor fixedly arranged on one side of the box body, a driving shaft which is rotatably connected to the box body and fixedly connected to an output shaft of the air seal motor, and a plurality of fan blades fixedly connected to the outer ring surface of the driving shaft, wherein the fan blades are abutted against the inner side wall of the box body; the top of box communicates in the port of storage silo bottom, the feed opening has been seted up to the bottom of box.

Through adopting above-mentioned technical scheme, behind the inspiratory dust of fan fell into the storage silo, partial dust fell between the adjacent flabellum of air seal machinery, starts the air seal motor, makes it drive the flabellum and rotates, and the flabellum can drive the dust and rotate to the feed opening department of box, places a collecting box in the below of box to collect the exhaust dust, reuse it in the processing of cement.

To sum up, the utility model discloses a beneficial technological effect does:

1. through the matching of the first protection plate and the second protection plate, the feed inlet can be shielded to prevent scraps from splashing, so that the safety in the production process is improved;

2. the first protection plate and the second protection plate can be driven to rotate simultaneously under the action of the power assembly, so that the operation is more convenient, the protection device can prevent scraps from splashing, the normal feeding is not influenced, and the operation is simple and convenient;

3. dust when dust keeper inhales and unloads can produce the cleanliness factor of environment, reduces the raise dust phenomenon.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of a part of the structure of the protection device highlighted in the present invention.

Fig. 3 is a schematic view of a part of the structure of the power module of the present invention.

Fig. 4 is a schematic cross-sectional view of the air seal of the present invention.

In the figure, 1, a crusher body; 2. a feed hopper; 3. a guard; 31. a first guard assembly; 311. a first rotating shaft; 312. a first guard plate; 32. a second guard assembly; 321. a second rotating shaft; 322. a second guard plate; 33. a power assembly; 331. a drive motor; 332. a first gear; 333. a second gear; 4. a dust removal device; 41. a dust hood; 411. a partition plate; 42. a fan; 43. a dust removal pipe; 44. a storage bin; 441. an exhaust duct; 442. filtering with a screen; 443. a port; 45. a wind seal machine; 451. a box body; 4511. a feeding port; 452. a wind-off motor; 453. a drive shaft; 454. a fan blade.

Detailed Description

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

Referring to fig. 1, for the utility model discloses a jaw crusher with protector, including breaker body 1, set firmly feeder hopper 2 on breaker body 1, locate protector 3 on feeder hopper 2 and locate dust collector 4 on feeder hopper 2.

Referring to fig. 1 and 2, the guard device 3 includes a first guard assembly 31, a second guard assembly 32 and a power assembly 33, the first guard assembly 31 includes a first rotation shaft 311 and four (but not limited to four) first guard plates 312, the first rotation shaft 311 is rotatably connected to a sidewall of the feeding hopper 2, and the four first guard plates 312 are uniformly fixed on an outer circumferential surface of the first rotation shaft 311 with an axis of the first rotation shaft 311 as a center; the second shielding assembly 32 includes a second rotating shaft 321 and four (but not limited to four) second shielding plates 322, the second rotating shaft 321 is rotatably connected to the sidewall of the feeding hopper 2, and the four second shielding plates 322 are uniformly fixed on the outer circumferential surface of the second rotating shaft 321 with the axis of the second rotating shaft 321 as the center; the first shielding plate 312 may abut against the second shielding plate 322 to shield the feeding opening of the feeding hopper 2.

Referring to fig. 2 and 3, the power assembly 33 includes a driving motor 331, a first gear 332, and a second gear 333, the driving motor 331 is fixedly disposed on a sidewall of the feeding hopper 2, an output shaft of the driving motor 331 is fixedly connected to one end of the first rotating shaft 311, the first gear 332 is fixedly connected to the other end of the first rotating shaft 311, the second gear 333 is fixedly connected to the second rotating shaft 321, and the first gear 332 and the second gear 333 are engaged with each other. When the driving motor 331 is turned off, the first protection plate 312 and the second protection plate 322 are abutted against each other to shield the feeding hole, and in the process that the crusher body 1 (see back fig. 1) crushes stones, the first protection plate 312 and the second protection plate 322 can shield the feeding hole to prevent chips from splashing; the driving motor 331 is started, an output shaft of the driving motor 331 drives the first rotating shaft 311 to rotate, the first gear 332 and the first protection plate 312 which are fixedly connected to the first rotating shaft 311 rotate along with the first rotating shaft, so that the second gear 333 meshed with the first gear 332 is driven to rotate, at the moment, the second rotating shaft 321 which is fixedly connected to the second gear 333 rotates, the second rotating shaft 321 drives the second protection plate 322 to rotate, the first protection plate 312 and the second protection plate 322 which are mutually abutted are separated, and at the moment, stone can enter the feeding hole from between the first protection plate 312 and the second protection plate 322; when first axis of rotation 311 continues to rotate, can drive another first guard plate 312 and another second guard plate 322 mutual butt to can shelter from the feed inlet once more, both can prevent clastic splashing through protector 3, can not influence normal feeding yet, easy and simple to handle.

Referring to fig. 3 and 4, the dust removing device 4 includes a dust hood 41, a fan 42, a dust removing pipe 43, a storage bin 44 and an air seal 45, the dust hood 41 is fixedly disposed on the feeding hopper 2, twelve (but not limited to twelve) partitions 411 are uniformly and fixedly disposed on one side of the dust hood 41 close to the feeding hopper 2, a gap is left between adjacent partitions 411, one side of the dust hood 41 far from the feeding hopper 2 is communicated with the fan 42, one end of the dust removing pipe 43 is communicated with one side of the fan 42 far from the dust hood 41, the other end of the dust removing pipe 43 is communicated with the storage bin 44, an exhaust pipe 441 is communicated with a side wall of the storage bin 44, a filter screen 442 is fixedly disposed on the exhaust pipe 441, and an outer circumferential surface of the filter screen 442 abuts against.

Referring to fig. 3 and 4, the air seal 45 includes a box body 451 fixed at the bottom end of the storage bin 44, an air seal motor 452 fixed at one side of the box body 451, a driving shaft 453 rotatably connected to the box body 451 and fixedly connected to an output shaft of the air seal motor 452, and six (but not limited to six) fan blades 454 fixedly connected to the driving shaft 453, wherein the fan blades 454 abut against the inner side wall of the box body 451; the bottom end of the storage bin 44 is provided with a port 443, the top end of the box body 451 is communicated with the port 443 at the bottom end of the storage bin 44, and the bottom end of the box body 451 is provided with a feed opening 4511. When the stone is conveyed to the crusher, a large amount of dust is generated, at this time, the fan 42 is started, the fan 42 can suck the dust through the dust hood 41, and the partition plates 411 arranged on the dust hood 41 can partition the fragments with larger particles, so that the damage of the fragments to the fan blades 454 of the fan 42 can be prevented; the dust sucked by the fan 42 enters the storage bin 44 through the dust removal pipe 43, the dust is accumulated in the storage bin 44 under the filtration of the filter screen 442, and the wind is discharged from the exhaust pipe 441; part of dust falls between adjacent fan blades 454 of the air seal machine 45, the air seal motor 452 is started to drive the fan blades 454 to rotate, the fan blades 454 can drive the dust to rotate to a feed opening 4511 of the box body 451, and a collecting box is arranged below the box body 451 to collect the discharged dust which is reused for processing cement; when the air seal 45 is closed, the fan blade 454 can shield the port 443 at the bottom of the storage bin 44, dust in the storage bin 44 cannot flow out, and the collection box can be replaced at the moment, so that the phenomenon of dust raising when the collection box is replaced is avoided.

The implementation principle of the embodiment is as follows: when the driving motor 331 is turned off, the first protection plate 312 and the second protection plate 322 are abutted to each other to shield the feed inlet, and in the process that the crusher body 1 crushes stones, the first protection plate 312 and the second protection plate 322 can shield the feed inlet to prevent chips from splashing; the driving motor 331 is started, an output shaft of the driving motor 331 drives the first rotating shaft 311 to rotate, the first gear 332 fixedly connected to the first rotating shaft 311 rotates along with the first rotating shaft, so that the second gear 333 meshed with the first gear 332 is driven to rotate, at the moment, the second rotating shaft 321 fixedly connected to the second gear 333 rotates, the second rotating shaft 321 drives the second protection plate 322 to rotate, the first rotating shaft 311 drives the first protection plate 312 to rotate, the first protection plate 312 and the second protection plate 322 which are abutted against each other are separated, and at the moment, stone can enter the feeding hole from between the first protection plate 312 and the second protection plate 322; when the first rotating shaft 311 continues to rotate, the other first protection plate 312 and the other second protection plate 322 can be driven to abut against each other, so that the feeding hole can be shielded again.

When the stone is conveyed to the crusher, a large amount of dust is generated, at this time, the fan 42 is started, the fan 42 can suck the dust through the dust hood 41, and the partition plates 411 arranged on the dust hood 41 can partition the fragments with larger particles, so that the damage of the fragments to the fan blades 454 of the fan 42 can be prevented; the dust sucked by the fan 42 enters the storage bin 44 through the dust removal pipe 43, the dust is accumulated in the storage bin 44 under the filtration of the filter screen 442, and the wind is discharged from the exhaust pipe 441; part of dust falls between adjacent fan blades 454 of the air seal machine 45, the air seal motor 452 is started to drive the fan blades 454 to rotate, the fan blades 454 can drive the dust to rotate to a feed opening 4511 of the box body 451, and a collecting box is arranged below the box body 451 to collect the discharged dust which is reused for processing cement; when the air seal 45 is closed, the fan blade 454 can shield the port 443 at the bottom of the storage bin 44, dust in the storage bin 44 cannot flow out, and the collection box can be replaced at the moment, so that the phenomenon of dust raising when the collection box is replaced is avoided.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a jaw crusher with protector, includes breaker body (1), its characterized in that: the crusher also comprises a feed hopper (2) fixedly arranged on the crusher body (1) and a protective device (3) arranged on the feed hopper (2); the protection device (3) comprises a first protection component (31), a second protection component (32) and a power component (33), wherein the first protection component (31) comprises a first rotating shaft (311) which is rotatably connected to the side wall of the feed hopper (2) and a first protection plate (312) which is fixedly arranged on the first rotating shaft (311); the second protection component (32) comprises a second rotating shaft (321) which is rotatably connected to the side wall of the feed hopper (2) and a second protection plate (322) which is fixedly arranged on the side wall of the second rotating shaft (321); the first protection plate (312) abuts against the second protection plate (322) to shield a feeding hole of the feeding hopper (2);

the power assembly (33) comprises a first gear (332) and a second gear (333);

the first gear (332) is fixedly connected to the first rotating shaft (311), and the second gear (333) is fixedly connected to the second rotating shaft (321);

the first gear (332) is meshed with the second gear (333).

2. A jaw crusher provided with a guard according to claim 1, characterised in that: the power assembly (33) further comprises a driving motor (331) fixedly arranged on the outer side wall of the feeding hopper (2), and an output shaft of the driving motor (331) is fixedly connected to one end, far away from the first gear (332), of the first rotating shaft (311).

3. A jaw crusher provided with a guard according to claim 1, characterised in that: the number of the first protection plates (312) is four, and the four first protection plates (312) are uniformly arranged on the outer annular surface of the first rotating shaft (311) by taking the axis of the first rotating shaft (311) as the center;

the number of the second protection plates (322) is four, and the four second protection plates (322) are uniformly arranged on the outer annular surface of the second rotating shaft (321) by taking the axis of the second rotating shaft (321) as the center.

4. A jaw crusher provided with a guard according to claim 1, characterised in that: the dust removal device (4) is arranged on the feed hopper (2), and the dust removal device (4) comprises a fan (42), a dust removal cover (41), a fan (42), a dust removal pipe (43) and a storage bin (44);

the dust hood (41) is fixedly arranged on the feed hopper (2), and one side, far away from the feed hopper (2), of the dust hood (41) is communicated with the fan (42);

the one end of dust removal pipe (43) communicates in fan (42) one side of keeping away from dust excluding hood (41), the other end of dust removal pipe (43) communicates in storage silo (44), the lateral wall intercommunication of storage silo (44) is equipped with exhaust pipe (441).

5. A jaw crusher provided with a guard according to claim 4, characterised in that: the exhaust pipe (441) is fixedly provided with a filter screen (442), and the outer ring surface of the filter screen (442) is abutted against the inner wall of the exhaust pipe (441).

6. A jaw crusher provided with a guard according to claim 4, characterised in that: one side that dust excluding hood (41) is close to feeder hopper (2) evenly sets firmly a plurality of baffles (411), leaves the clearance between adjacent baffle (411).

7. A jaw crusher provided with a guard according to claim 4, characterised in that: the bottom end of the storage bin (44) is provided with a port (443), and the dust removal device (4) further comprises an air seal machine (45) fixedly arranged at the bottom end of the storage bin (44).

8. A jaw crusher provided with a guard according to claim 7, characterised in that: the air seal machinery (45) comprises a box body (451) fixedly arranged at the bottom end of the storage bin (44), an air seal motor (452) fixedly arranged on one side of the box body (451), a driving shaft (453) rotatably connected to the box body (451) and fixedly connected to an output shaft of the air seal motor (452), and a plurality of fan blades (454) fixedly connected to the outer annular surface of the driving shaft (453), wherein the fan blades (454) are abutted against the inner side wall of the box body (451); the top of box (451) communicates in port (443) of storage silo (44) bottom, feed opening (4511) have been seted up to the bottom of box (451).