CN219745052U

CN219745052U - Air supply device for hollow shaft of pulverizer

Info

Publication number: CN219745052U
Application number: CN202321034472.XU
Authority: CN
Inventors: 李普红; 喻立芳
Original assignee: Yueyang Xinxiang Grain Machinery Co ltd
Current assignee: Yueyang Xinxiang Grain Machinery Co ltd
Priority date: 2023-05-04
Filing date: 2023-05-04
Publication date: 2023-09-26
Anticipated expiration: 2033-05-04

Abstract

The utility model discloses an empty shaft air supply device of a pulverizer, which comprises a base, a hollow shaft, a first inserting and connecting rod, a second side plate, a second fixing pipe, a baffle pad, a second joint, a second inserting and connecting rod and a second top cover, wherein the top end of the base is fixedly connected with a lower pulverizing chamber; the device has offered the venthole through on the hollow shaft, through entering into the hollow shaft with compressed air in to spout through the venthole, thereby make compressed air get into under smash chamber, go up smash in the cavity that chamber and inlet pipe are constituteed, and then break the trade flow of material, be favorable to smashing the work to the material, and then improved work efficiency.

Description

Air supply device for hollow shaft of pulverizer

Technical Field

The utility model relates to the technical field of crushers, in particular to an empty shaft air supply device of a crusher.

Background

The pulverizer is a machine for pulverizing a large-sized solid raw material to a desired size. The pulverizer is widely applied to a plurality of departments such as mines, smelting, building materials, roads, railways, water conservancy and chemical industry, but when the pulverizer is used for pulverizing materials, the materials are easy to generate a circulation layer, so that better pulverizing work can not be carried out on the materials, the pulverizing time of the materials is prolonged to achieve the pulverizing materials with the required particle size, and therefore the pulverizing efficiency is reduced.

Disclosure of Invention

First, the technical problem to be solved

The utility model aims to provide an empty shaft air supply device of a pulverizer, which is used for solving the existing defects.

(II) summary of the utility model

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a grinder hollow shaft air supply arrangement, includes base, lower crushing room, hollow shaft, goes up crushing room, inlet pipe, first plug rod, crushing sword, connecting rod, fixed plate, first top cap, first curb plate, first fixed pipe, first bearing, first spacing seat, first joint, second curb plate, second fixed pipe, second bearing, second spacing seat, separate shelves pad, second joint, second plug rod and second top cap, the top fixedly connected with of base smashes the room down, smashes the top fixedly connected with of room and goes up crushing room, goes up the top fixedly connected with inlet pipe of crushing room, and has placed sealed lid on the inlet pipe, and the top both sides of crushing room down are fixedly connected with second spacing seat and first spacing seat respectively simultaneously, and the opposite side through bolt fixedly connected with first curb plate on the first spacing seat, is provided with first joint through first fixing base and bolt fixedly connected with first top cap on the first spacing seat, simultaneously first bearing together, has cup jointed the connecting rod on the first hollow shaft fixedly connected with first hollow shaft.

Preferably, the two ends of the hollow shaft are fixedly connected with fixing plates, the fixing plates are fixedly connected with crushing cutters through fixing shafts, and meanwhile, the hollow shaft is sleeved and fixed with a second bearing.

Preferably, the second bearing is fixed together through the second fixing seat and the second limiting seat, the second fixing seat is fixedly connected to the second limiting seat through bolts, a second top cover is fixedly connected to the second fixing seat, and a second inserting connection rod is inserted into the second fixing seat.

Preferably, one side of the second limiting seat is fixedly connected with a second fixing pipe through a bolt, and the second fixing pipe is fixedly connected with a second side plate through a bolt.

Preferably, a second joint is arranged on the second fixing pipe, the other side of the second limiting seat is fixedly connected with a baffle pad through a bolt, and a through hole is formed in the joint of the baffle pad and the second joint.

(III) beneficial effects

The air shaft air supply device of the pulverizer provided by the utility model has the advantages that: through seting up the venthole on the hollow shaft, through entering into the hollow shaft with compressed air in to spout through the venthole, thereby make compressed air get into in the cavity that crushing room, last crushing room and inlet pipe are constituteed down, and then break the flow of changing of material, be favorable to smashing the work to the material, need not to prolong the crushing time to the material, not only reduced the required expense of smashing the powder, still improved work efficiency simultaneously.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic cross-sectional elevation view of the present utility model;

FIG. 2 is an enlarged view of area A of FIG. 1;

fig. 3 is an enlarged view of region B in fig. 1.

In the figure: 1. a base; 2. a lower pulverizing chamber; 3. a hollow shaft; 4. an upper crushing chamber; 5. a feed pipe; 6. a first plug rod; 7. a crushing knife; 8. a connecting rod; 9. a fixing plate; 10. a first top cover; 11. a first side plate; 12. a first fixed tube; 13. a first bearing; 14. the first limiting seat; 15. a first joint; 16. a second side plate; 17. a second fixed tube; 18. a second bearing; 19. the second limiting seat; 20. a spacer pad; 21. a second joint; 22. a second plug rod; 23. and a second top cover.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by one of ordinary skill in the art without inventive faculty, are intended to be within the scope of the present utility model, based on the embodiments of the present utility model.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-3, an embodiment of the present utility model is provided: the hollow shaft air supply device of the pulverizer comprises a base 1, a lower pulverizing chamber 2, a hollow shaft 3, an upper pulverizing chamber 4, a feed pipe 5, a first inserting connection rod 6, a pulverizing knife 7, a connecting rod 8, a fixing plate 9, a first top cover 10, a first side plate 11, a first fixing pipe 12, a first bearing 13, a first limit seat 14, a first joint 15, a second side plate 16, a second fixing pipe 17, a second bearing 18, a second limit seat 19, a baffle pad 20, a second joint 21, a second inserting connection rod 22 and a second top cover 23, wherein the top end of the base 1 is fixedly connected with the lower pulverizing chamber 2, the top end of the lower pulverizing chamber 2 is fixedly connected with the upper pulverizing chamber 4, the top end of the upper pulverizing chamber 4 is fixedly connected with the feed pipe 5, a sealing cover is arranged on the feed pipe 5, and simultaneously, two sides of the top end of the lower pulverizing chamber 2 are respectively fixedly connected with a second limit seat 19 and a first limit seat 14, the first limiting seat 14 is fixedly connected with the first fixed pipe 12 through a bolt, one side of the first fixed pipe 12 is fixedly connected with the first side plate 11 through a bolt, the other side of the first fixed pipe 12 is provided with a first joint 15, the first limiting seat 14 is fixedly connected with the first top cover 10 through a first fixing seat and a bolt, meanwhile, the first limiting seat 14 and the first fixing seat are fixedly sleeved with a first bearing 13, the first bearing 13 is sleeved with a connecting rod 8, meanwhile, the first fixing seat is inserted with a first inserting connection rod 6, the connecting rod 8 is fixedly connected with the hollow shaft 3, the hollow shaft 3 is uniformly provided with air outlet holes, the two ends of the hollow shaft 3 are fixedly connected with a fixed plate 9, the fixed plate 9 is fixedly connected with a crushing cutter 7 through a fixed shaft, meanwhile, the hollow shaft 3 is fixedly sleeved with a second bearing 18, the second bearing 18 is fixedly sleeved with the second limiting seat 19 through a second fixing seat, the second fixing seat is fixedly connected to the second limiting seat 19 through bolts, a second top cover 23 is fixedly connected to the second fixing seat, a second inserting rod 22 is inserted into the second fixing seat, one side of the second limiting seat 19 is fixedly connected to a second fixing pipe 17 through bolts, a second side plate 16 is fixedly connected to the second fixing pipe 17 through bolts, a second joint 21 is arranged on the second fixing pipe 17, a baffle pad 20 is fixedly connected to the other side of the second limiting seat 19 through bolts, a through hole is formed in the joint of the baffle pad 20 and the second joint 21, lubricating oil is conveniently filled in a gap of the second bearing 18 through the arranged second joint 21, and the service life of the second bearing 18 is conveniently prolonged;

specifically, when the device is used, firstly, the sealing plate is taken down from the feeding pipe 5, then the needed crushed materials are placed in a cavity formed by the lower crushing chamber 2 and the upper crushing chamber 4, then the sealing plate is placed, an air outlet pipe is arranged on the lower crushing chamber 2, a dust screen is arranged in the air outlet pipe, then the rotation of the hollow shaft 3 is driven through the rotation of the connecting rod 8, the rotation of the fixed plate 9 and the crushing knife 7 is driven through the rotation of the hollow shaft 3, so that the crushing work of the materials is completed, meanwhile, in the crushing process, the air inlet pipe is connected with the baffle pad 20, so that compressed air enters the hollow shaft 3 through the baffle pad 20, and then the air outlet hole formed in the hollow shaft 3 is sprayed out, so that the circulation layer of the crushed materials is broken, and the better crushing treatment of the materials is facilitated.

The apparatus embodiments described above are merely illustrative, wherein the elements illustrated as separate elements may or may not be physically separate, and the elements shown as elements may or may not be physical elements, may be located in one place, or may be distributed over a plurality of network elements. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of this embodiment. Those of ordinary skill in the art will understand and implement the present utility model without undue burden.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. The utility model provides a grinder hollow shaft air supply arrangement, includes base (1), hollow shaft (3), first plug rod (6), second curb plate (16), second fixed pipe (17), separates shelves pad (20), second joint (21), second plug rod (22) and second top cap (23), its characterized in that: the utility model discloses a hollow shaft, including base (1), crushing room (2) under the top fixedly connected with of base (1), crushing room (4) on the top fixedly connected with of crushing room (2) down, go up crushing room (4) top fixedly connected with inlet pipe (5), and sealed lid has been placed on inlet pipe (5), the top both sides of crushing room (2) down are spacing seat (19) and first spacing seat (14) of fixedly connected with second respectively simultaneously, pass through first fixed pipe (12) of bolt fixedly connected with on first spacing seat (14), and one side of first fixed pipe (12) is through first curb plate (11) of bolt fixedly connected with, the opposite side of first fixed pipe (12) is provided with first joint (15), pass through first fixing base and bolt fixedly connected with first top cap (10) on first spacing seat (14), first spacing seat (14) and first fixing base cup joint fixedly have first bearing (13) jointly, and first bearing (13) cup joint connecting rod (8), peg graft on the first fixing base simultaneously and have first plug rod (6), connecting rod (8) fixedly connected with first curb plate (11) on hollow shaft (3), evenly offer the venthole on hollow shaft (3).

2. The pulverizer air shaft blower of claim 1, wherein: the two ends of the hollow shaft (3) are fixedly connected with fixing plates (9), the fixing plates (9) are fixedly connected with crushing cutters (7) through fixing shafts, and meanwhile, the hollow shaft (3) is sleeved and fixed with a second bearing (18).

3. The pulverizer air shaft blower device of claim 2, wherein: the second bearing (18) is fixed together through a second fixing seat and a second limiting seat (19), the second fixing seat is fixedly connected to the second limiting seat (19) through bolts, a second top cover (23) is fixedly connected to the second fixing seat, and a second inserting connection rod (22) is inserted into the second fixing seat.

4. A pulverizer air shaft blower device according to claim 3, wherein: one side of the second limiting seat (19) is fixedly connected with a second fixing pipe (17) through a bolt, and the second fixing pipe (17) is fixedly connected with a second side plate (16) through a bolt.

5. The air shaft air supply device of a pulverizer as set forth in claim 4, wherein: the second fixing pipe (17) is provided with a second joint (21), the other side of the second limiting seat (19) is fixedly connected with a baffle pad (20) through a bolt, and a through hole is formed in the joint of the baffle pad (20) and the second joint (21).