CN211612908U

CN211612908U - Bearing dust-blocking structure of crusher and vertical crusher comprising same

Info

Publication number: CN211612908U
Application number: CN201922167211.5U
Authority: CN
Inventors: 李欣然; 李平; 苏莉
Original assignee: Henan University of Technology
Current assignee: Henan University of Technology
Priority date: 2019-12-06
Filing date: 2019-12-06
Publication date: 2020-10-02
Anticipated expiration: 2029-12-06

Abstract

The utility model discloses a bearing dust-blocking structure of a crusher and a vertical crusher comprising the same; the bearing dust-blocking structure of the crusher comprises a dust-blocking cover, wherein the dust-blocking cover is in a hollow round platform shape with an open bottom, a mounting hole is formed in the center of the top end of the dust-blocking cover, the dust-blocking cover is fixedly sleeved on the outer side of a rotating shaft through the mounting hole, the rotating shaft penetrates through the upper end and the lower end of a barrel body and is connected with the upper end and the lower end of the barrel body through bearings, the bottom opening direction of the dust-blocking cover faces towards the mounting position of the bearings, and a gap is formed between the bottom end. The vertical crusher comprises a cylinder, a fixing frame, a fixed pin shaft and a hammer piece, wherein bearings at the upper end and the lower end of the cylinder are connected with a rotating shaft, one end of the rotating shaft is in transmission connection with a power source, and a dust cover is fixedly sleeved on the rotating shaft; the rotating shaft is connected with a fixed pin shaft through a fixed frame, and a plurality of layers of hammer sheets are sleeved on the outer side of the fixed pin shaft from top to bottom.

Description

Bearing dust-blocking structure of crusher and vertical crusher comprising same

Technical Field

The utility model relates to the field of machinary, especially, relate to a bearing of breaker keeps off dirt structure and contains vertical breaker of this structure.

Background

The crusher is a common processing machine in the market, and crushes raw materials with larger volume through a hammer slice rotating at high speed so as to prepare fine materials meeting the use requirements of people; on the other hand, the crusher on the market generally adopts a single-stage hammer piece for crushing or a plurality of crushers are connected in parallel for crushing operation, so that the occupied size is large, the energy consumption is high, and the use requirements of people cannot be met.

Disclosure of Invention

The utility model aims at the above-mentioned problem, provide a simple structure, extension bearing life and the better breaker's of crushing effect bearing keeps off dirt structure and contains the vertical crusher of this structure.

In order to realize the purpose, the technical scheme of the utility model is that:

the utility model provides a bearing keeps off dirt structure of breaker, bearing keeps off dirt structure includes and keeps off the dirt lid, and the dirt lid is the hollow round platform form of bottom open-ended, keeps off dirt lid top central point and puts and be provided with the mounting hole and fix the cover through the mounting hole and connect in the pivot outside, the pivot runs through the upper and lower both ends of barrel and passes through the bearing with the upper and lower both ends of barrel and be connected, and the bottom opening direction of dirt lid is towards the mounted position of bearing, and the bottom diameter of dirt lid is greater than the external diameter of bearing, is provided with the clearance between the bottom of dirt lid and the barrel bottom medial surface.

Furthermore, pivot bottom side integrated into one piece has the spacing arch that is used for carrying out the restriction to the high position of keeping off the dirt lid, and spacing protruding up end contacts with the top medial surface of keeping off the dirt lid.

Furthermore, two dust-blocking covers are arranged, the two dust-blocking covers are both positioned in the barrel body, the two dust-blocking covers are symmetrically sleeved at the upper end and the lower end of the rotating shaft, and the two dust-blocking covers are respectively used for carrying out dust-blocking operation on the bearings connected with the upper end and the lower end of the rotating shaft and the barrel body.

A vertical crusher comprises a cylinder body, wherein the upper end and the lower end of the cylinder body are in bearing connection with a rotating shaft, one end of the rotating shaft is in transmission connection with a power source, and a dust cover is fixedly sleeved on the rotating shaft; the vertical crusher further comprises a fixing frame, a fixing pin shaft and hammer pieces, the fixing frame comprises a fixing sleeve and a connecting frame, the inner side surface of the fixing sleeve is in key connection with the outer side surface of the rotating shaft, the connecting frame is arranged on the outer side of the fixing sleeve and is close to one end of the fixing sleeve and fixedly connected with the outer side surface of the fixing sleeve, one end, far away from the fixing sleeve, of the connecting frame is provided with a through hole and is connected with the fixing pin shaft through the through hole, and the outer side of the fixing.

Further, the link is cyclic annular, and the fixed cup of link is at fixed cover lateral surface, and the circumferential edge reason of link is provided with a plurality of through-hole, and the link has a plurality of, and a plurality of link is from last to overlapping mutually of through-hole axis on equidistant setting and the link down.

Furthermore, the hammer leaf is fan-shaped, and the narrower one end of hammer leaf is provided with the connecting hole and cup joints in the fixed pin outside through the connecting hole, and a plurality of layers of hammer leaf from last to equidistant cup joint in the fixed pin outside and be provided with the spacer sleeve between the adjacent hammer leaf down, and the spacer sleeve cup joints in the fixed pin outside.

Further, the vertical crusher also comprises a detachable or openable pin shaft cover and a detachable or openable access cover; the pin shaft cover is arranged at the top end of the barrel body, the position of the pin shaft cover corresponds to the position of the top end of the fixed pin shaft, the fixed pin shaft is inserted into the through hole, and the upper end and the lower end of the fixed pin shaft are inserted with bolts; the access cover is arranged on the side surface of the cylinder body.

Further, the power supply is driving motor, and driving motor fixed connection is in the barrel side, and driving motor passes through the belt to be connected with the one end transmission of pivot, and the belt outside is provided with the protection casing, protection casing and barrel fixed connection.

Further, vertical crusher still includes feed inlet, discharge gate, and the feed inlet setting is linked together on the barrel top and with the barrel is inside, and the discharge gate setting is linked together in the barrel bottom and with the barrel is inside.

Furthermore, the vertical crusher also comprises a support, and the support is fixedly connected to the bottom end of the barrel body.

Compared with the prior art, the utility model has the advantages and positive effect be:

the utility model discloses an adopt in the pivot fixed cup joint keep off the dirt lid, keep off the dirt lid and be the design of bottom open-ended hollow round platform form, make when the pivot is rotatory, keep off the dirt lid and can rotate along with the pivot together, at this moment, under the effect of centrifugal force, the dust powder that falls to the surface of keeping off the dirt lid can be thrown to the keep off the dirt lid outside by rotatory keep off the dirt lid, make keep off the dirt and cover and can not deposit the dust, thereby make the keep off the dirt lid play perfect dust guard action, avoided the dust powder to fall to the situation that leads to the bearing damage on the bearing below keeping off the dirt lid to take place; the design that a gap exists between the bottom end of the dust cover and the inner side of the bottom end of the cylinder body can prevent dust powder from entering the bearing from the gap at the bottom end of the dust cover under the action of wind pressure generated by high-speed rotation, and can prevent the dust cover from rubbing the cylinder body when rotating, so that the dust cover has a good use effect; on the other hand, the utility model provides a vertical crusher can carry out multistage crushing operation to the raw materials through the design that sets up the multilayer hammer leaf, the crushing efficiency of breaker has been improved, and set up the design of round pin axle cover and access cover on the barrel, make people when overhauing or changing the hammer leaf, can beat the cross axle cover and take out the fixed pin axle, then take out the hammer leaf maintenance or change from the access cover, this easy operation is swift, the hammer leaf maintenance efficiency of breaker has been improved, the result of use of breaker has effectively been improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

FIG. 1 is a front view structural diagram of the present invention;

FIG. 2 is a top view of the structure of the present invention;

fig. 3 is a sectional structure view of the cylinder and the driving motor.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in 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, any modifications, equivalent replacements, improvements, etc. made by other embodiments obtained by a person of ordinary skill in the art without creative efforts shall be included in the protection scope of the present invention.

As shown in fig. 1, fig. 2 and fig. 3, a bearing dust-blocking structure of breaker, bearing dust-blocking structure includes dust-blocking cover 4, and dust-blocking cover 4 is the hollow round platform form of bottom open-ended, and 4 top central point of dust-blocking cover puts and is provided with the mounting hole and fixes the cover through the mounting hole and connect in the 2 outsides of pivot, pivot 2 runs through the upper and lower both ends of barrel 1 and is connected through bearing 3 with the upper and lower both ends of barrel 1, and the bottom opening direction of dust-blocking cover 4 is towards the mounted position of bearing 3, and the bottom diameter of dust-blocking cover 4 is greater than the external diameter of bearing 3, is provided with the clearance between the bottom of dust-blocking cover 4 and the barrel 1 bottom is inboard.

The utility model discloses an adopt in the pivot fixed cup joint keep off the dirt lid, keep off the dirt lid and be the design of bottom open-ended hollow round platform form, make when the pivot is rotatory, keep off the dirt lid and can rotate along with the pivot together, at this moment, under the effect of centrifugal force, the dust powder that falls to the surface of keeping off the dirt lid can be thrown to the keep off the dirt lid outside by rotatory keep off the dirt lid, make keep off the dirt and cover and can not deposit the dust, thereby make the keep off the dirt lid play perfect dust guard action, avoided the dust powder to fall to the situation that leads to the bearing damage on the bearing below keeping off the dirt lid to take place; and the design that there is the clearance bottom the dust cover and the inboard of barrel bottom, both can avoid the condition emergence that dust powder got into the bearing from the clearance of dust cover bottom under the effect of high-speed rotatory wind pressure that produces, have avoided again the dust cover rotatory when and have the friction between the barrel, have fine result of use.

The side face of the bottom end of the rotating shaft 2 is integrally formed with a limiting protrusion 201 used for limiting the height position of the dust-blocking cover 4, and the upper end face of the limiting protrusion 201 is in contact with the inner side face of the top end of the dust-blocking cover 4. This design has made things convenient for the installation work of dust-proof cover, has avoided the situation that dust-proof cover bottom and barrel bottom inboard contacted to take place when the installation, has guaranteed that the clearance between dust-proof cover bottom and the barrel bottom inboard exists, has improved the result of use of dust-proof cover.

The dust-blocking covers 4 are two, the two dust-blocking covers 4 are located in the barrel body 1, the two dust-blocking covers 4 are symmetrically sleeved at the upper end and the lower end of the rotating shaft 2, and the two dust-blocking covers 4 are respectively used for carrying out dust-blocking operation on the bearings 3 connected with the upper end and the lower end of the rotating shaft 2 and the barrel body 1. This design is through the dust-proof cover that two symmetries set up to the bearing that the upper and lower both ends of barrel are connected with the pivot operation of preventing dust, has effectively prolonged the life of bearing to the result of use of breaker has been prolonged.

A vertical crusher comprises a barrel 1, a feed inlet 13, a discharge outlet 15 and a support 16, wherein the feed inlet 13 is arranged at the top end of the barrel 1 and communicated with the interior of the barrel 1, the discharge outlet 15 is arranged at the bottom end of the barrel 1 and communicated with the interior of the barrel 1, and the support 16 is fixedly connected to the bottom end of the barrel 1; the upper end and the lower end of the cylinder body 1 are connected with a rotating shaft 2 through a bearing 3, one end of the rotating shaft 2 is in transmission connection with a driving motor 12 through a belt 10, a protective cover 11 is arranged on the outer side of the belt 10, and a dust cover 4 is fixedly sleeved on the rotating shaft 2; the vertical crusher also comprises a fixed frame, a fixed pin shaft 8 and hammer sheets 6, wherein the fixed frame comprises a fixed sleeve 9 and a connecting frame 7, the inner side surface of the fixed sleeve 9 is in key connection with the outer side surface of the rotating shaft 2, the connecting frame 7 is arranged on the outer side of the fixed sleeve 9, the connecting frame 7 is provided with a plurality of connecting frames 7, the connecting frames 7 are arranged in a multilayer structure at equal intervals from top to bottom, the connecting frame 7 is annular, the connecting frame 7 is fixedly sleeved on the outer side surface of the fixed sleeve 9, the circumferential edge of the connecting frame 7 is provided with a plurality of through holes, the axes of the through holes on the multilayer connecting frame 7 are overlapped, the connecting frame 7 is connected with the fixed pin shaft 8 through the through; the hammer sheets 6 are fan-shaped, connecting holes are formed in the narrow ends of the hammer sheets 6 and are sleeved outside the fixed pin shaft 8 through the connecting holes, the layers of the hammer sheets 6 are sleeved outside the fixed pin shaft 8 at equal intervals from top to bottom, a spacing sleeve 5 is arranged between every two adjacent hammer sheets 6, and the spacing sleeve 5 is sleeved outside the fixed pin shaft 8; because lines in the drawing are too many, positions of mounting holes, through holes and connecting holes are not marked in the drawing in order to avoid that the lines are disordered to influence the inspection work; the mounting hole is positioned at the crossed position of the rotating shaft and the dust cover in the figure 3, the through hole is positioned at the crossed position of the fixed pin shaft and the connecting frame in the figure 3, and the connecting hole is positioned at the crossed position of the fixed pin shaft and the hammer in the figure 3.

The utility model provides a vertical crusher has effectively reduced the volume that occupies of breaker through the design that sets up the multilayer hammer leaf to it can carry out crushing operation to the raw materials through the multistage hammer leaf, has reduced the energy resource consumption of breaker under the equal broken state when having improved breaker crushing efficiency, has made certain contribution for the innovation of breaker.

The vertical crusher also comprises a detachable or openable pin shaft cover 17 and a detachable or openable access cover 14; the pin shaft cover 17 is arranged at the top end of the barrel body 1, the position of the pin shaft cover 17 corresponds to the position of the top end of the fixed pin shaft 8, the fixed pin shaft 8 is inserted in the through hole, and the upper end and the lower end of the fixed pin shaft 8 are inserted with bolts; the access cover 14 is arranged on the side surface of the cylinder body 1.

The utility model discloses set up the design of round pin shaft cover and access cover on the barrel for people can beat the shaft cover and take out the fixed pin axle when overhauing or changing the hammer leaf, then take out the hammer leaf maintenance or change from the access cover, and this easy operation is swift, has improved the hammer leaf maintenance efficiency of breaker, has effectively improved the result of use of breaker.

Claims

1. The utility model provides a bearing dust structure of breaker which characterized in that: the bearing dust-blocking structure comprises a dust-blocking cover, the dust-blocking cover is in a hollow round table shape with an open bottom, a mounting hole is formed in the center of the top end of the dust-blocking cover, the dust-blocking cover is fixedly connected to the outer side of the rotating shaft through the mounting hole, the rotating shaft penetrates through the upper end and the lower end of the barrel and is connected with the upper end and the lower end of the barrel through bearings, the bottom opening direction of the dust-blocking cover faces towards the mounting position of the bearing, the bottom diameter of the dust-blocking cover is larger than the outer diameter of the bearing, and a gap is.

2. The bearing dust-blocking structure of a crusher as claimed in claim 1, wherein: the side face of the bottom end of the rotating shaft is integrally formed with a limiting bulge used for limiting the height position of the dust cover, and the upper end face of the limiting bulge is in contact with the inner side face of the top end of the dust cover.

3. The bearing dust-blocking structure of a crusher as claimed in claim 1, wherein: the dust-blocking covers are two, the two dust-blocking covers are located in the barrel body, the two dust-blocking covers are symmetrically sleeved at the upper end and the lower end of the rotating shaft, and the two dust-blocking covers are respectively used for carrying out dust-blocking operation on bearings connected with the upper end and the lower end of the rotating shaft and the barrel body.

4. A vertical crusher incorporating the bearing dust retaining structure of the crusher of claim 1; the vertical crusher comprises a cylinder body, wherein bearings at the upper end and the lower end of the cylinder body are connected with a rotating shaft, one end of the rotating shaft is in transmission connection with a power source, and a dust cover is fixedly sleeved on the rotating shaft; the method is characterized in that: the vertical crusher further comprises a fixing frame, a fixing pin shaft and hammer pieces, the fixing frame comprises a fixing sleeve and a connecting frame, the inner side surface of the fixing sleeve is in key connection with the outer side surface of the rotating shaft, the connecting frame is arranged on the outer side of the fixing sleeve and is close to one end of the fixing sleeve and fixedly connected with the outer side surface of the fixing sleeve, one end, far away from the fixing sleeve, of the connecting frame is provided with a through hole and is connected with the fixing pin shaft through the through hole, and the outer side of the fixing.

5. The vertical crusher of claim 4, wherein: the link is cyclic annular, and the fixed cup of link is in fixed cover lateral surface, and the circumferential edge reason of link is provided with a plurality of through-hole, and the link has a plurality of, and a plurality of link is from last to overlapping mutually of through-hole axis on equidistant setting and the link down.

6. The vertical crusher of claim 4, wherein: the hammer is fan-shaped, and the narrower one end of hammer is provided with the connecting hole and cup joints in the fixed pin outside through the connecting hole, and a plurality of layers of hammers cup joint in the fixed pin outside and be provided with the spacer sleeve between the adjacent hammer from last to equidistant down, and the spacer sleeve cup joints in the fixed pin outside.

7. The vertical crusher of claim 4, wherein: the vertical crusher also comprises a detachable or openable pin shaft cover and a detachable or openable access cover; the pin shaft cover is arranged at the top end of the barrel body, the position of the pin shaft cover corresponds to the position of the top end of the fixed pin shaft, the fixed pin shaft is inserted into the through hole, and the upper end and the lower end of the fixed pin shaft are inserted with bolts; the access cover is arranged on the side surface of the cylinder body.

8. The vertical crusher of claim 4, wherein: the power supply is driving motor, and driving motor fixed connection is in the barrel side, and driving motor passes through the belt to be connected with the one end transmission of pivot, and the belt outside is provided with the protection casing, protection casing and barrel fixed connection.

9. The vertical crusher of claim 4, wherein: the vertical crusher further comprises a feeding hole and a discharging hole, the feeding hole is formed in the top end of the barrel and communicated with the inside of the barrel, and the discharging hole is formed in the bottom end of the barrel and communicated with the inside of the barrel.

10. The vertical crusher of claim 4, wherein: the vertical crusher also comprises a support, and the support is fixedly connected to the bottom end of the barrel.