CN218516858U - Front disc of beating wheel of wear-resistant fan coal mill - Google Patents
Front disc of beating wheel of wear-resistant fan coal mill Download PDFInfo
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- CN218516858U CN218516858U CN202222798376.4U CN202222798376U CN218516858U CN 218516858 U CN218516858 U CN 218516858U CN 202222798376 U CN202222798376 U CN 202222798376U CN 218516858 U CN218516858 U CN 218516858U
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Abstract
The utility model discloses a wear-resisting type fan coal pulverizer beats wheel head relates to the technique and beats wheel head field, and it is great to have solved current beat wheel head mass, and the head is great at the during operation degree of wear, thereby causes the life of head shorter, and needs wholly to change when changing the head, has improved cost of maintenance's technical problem, including the head body, first mounting hole has been seted up on the head body, the utility model discloses an adopt ZG20CrMo alloy high strength cast steel material, the foundry goods should satisfy GB7233-87 "cast steel spare supersound is visited and is hindered and quality rating method" quality grade II level, has reduced the quality of head, reduces the energy that the head consumes when the head operates, protects the head through wear-resisting dish, has reduced the wearing and tearing of head, has improved the life of head, only need to change the maintenance through fastener can wear-resisting dish fast, reduces cost of maintenance, saves maintenance time.
Description
Technical Field
The utility model relates to a technique striking wheel front bezel field specifically is a wear-resisting type fan coal pulverizer striking wheel front bezel.
Background
The fan coal mill is a high-speed coal mill which grinds coal into pulverized coal by utilizing a high-speed rotating fan type impact impeller, wherein a front disc on a striking wheel is an important component, and the striking wheel strikes and crushes coal blocks to complete the main working process of grinding.
For example, in a utility model patent with a fan coal mill striking wheel and a publication number of CN207745919U, a protruding part is added at the main wear position of the striking plate of the fan coal mill, the remaining amount of the wear part is increased, the formation of the recess is delayed, the service life of the whole striking plate is prolonged, the times of replacing the striking plate is reduced, the working efficiency of the equipment is improved, the operation cost of the equipment is reduced, but the quality of the front plate of the existing striking wheel is large, and the abrasion degree of the front plate is large during the operation, so that the service life of the front plate is short, and the front plate needs to be integrally replaced when being replaced, the maintenance cost is improved, the wear allowance is increased to prolong the service life, the driving energy consumption in the grinding process can be increased, the cost is increased, the quality is increased, the inertia is strengthened, and the vibration can generate equipment looseness to generate equipment structure loosening.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides a wear-resisting type fan coal pulverizer beats wheel head, and it is great to have solved current beat wheel head quality to the head receives degree of wear great at the during operation, thereby causes the life of head to be shorter, and needs wholly to change when changing the head, has improved cost of maintenance's technical problem.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a wear-resisting type fan coal pulverizer beater head, includes the head disk body, first mounting hole has been seted up on the head disk body, it has seted up the mounting groove to lie in first mounting hole one side on the head disk body lateral wall, the spread groove has been seted up on the head disk body opposite side wall face, communicate with each other through the second mounting hole between mounting groove and the spread groove, install the antifriction plate on the head disk body lateral wall face, fixed mounting has fastener between antifriction plate and the head disk body.
Preferably, the fastening device comprises a groove, the groove is formed in the outer wall surface of the front disc body and the outer wall surface of the wear-resisting plate respectively, the groove in the front disc body corresponds to the groove in the wear-resisting plate in position, a fixing plate is slidably mounted in the groove, a pair of threaded holes with the same structure are formed in the fixing plate, thread grooves are formed in the groove in the front disc body and the groove in the wear-resisting plate respectively, the thread grooves correspond to the pair of threaded holes in position respectively, and the pair of threaded holes and the thread grooves are screwed with bolts.
Preferably, the side wall surfaces of the two sides of the groove are respectively provided with a sliding groove, the sliding grooves are respectively internally and slidably provided with a sliding block, and the sliding blocks are respectively and fixedly connected with the fixed plate.
Preferably, the cross-sectional shape of the groove is an arc-shaped structure, the cross-sectional shape of the fixing plate is an arc-shaped structure, and the groove is matched with the fixing plate.
Preferably, the front plate body is made of ZG20CrMo alloy steel.
Preferably, the cross-sectional shape of the connecting groove is a conical structure.
Preferably, a plurality of preformed holes with the same structure are formed in the side wall surface of the wear-resisting plate, and the plurality of preformed holes correspond to the connecting groove and the first mounting hole respectively.
Preferably, a gasket is fixedly installed between the bolt and the groove.
Advantageous effects
The utility model provides a wear-resisting type fan coal pulverizer beats wheel head, it is great to have solved current technique existence and beat wheel head quality, makes the technical problem of head operation energy consumption increase, and it is great to have the head at the during operation degree of wear with traditional technique, thereby causes the life of head shorter, and need wholly change when changing the head, has higher cost of maintenance's technical problem, the utility model discloses an adopt ZG20CrMo alloy high strength cast steel material, the foundry goods should satisfy GB7233-87 "cast steel spare supersound is visited and is hindered and quality rating method" quality grade is II level, has reduced the quality of head, reduces the energy that the head consumed when moving, protects the head through wear-resisting dish, has reduced the wearing and tearing of head, has improved the life of head, only need can be quick change the maintenance with wear-resisting dish through fastener, reduces maintenance replacement cost and time.
Drawings
Fig. 1 is a schematic view of a front disk of a striking wheel of a wear-resistant fan coal mill.
Fig. 2 is the utility model discloses a structural schematic diagram is looked sideways at to wear-resisting type fan coal pulverizer hitting wheel front disc.
Fig. 3 is a schematic diagram of a partial enlarged structure of a front disc of a striking wheel of a wear-resistant fan coal mill of the present invention.
Fig. 4 is a schematic view of a front disc body structure of a front disc of a striking wheel of a wear-resistant fan coal mill of the present invention.
Fig. 5 is the utility model discloses a fastening structure of wear-resisting type fan coal pulverizer beater beating wheel front bezel looks sideways at and constructs the schematic diagram.
Fig. 6 is a schematic view of a top view of a fastening structure of a front disk of a striking wheel of a wear-resistant fan coal mill of the present invention.
In the figure: 1-front disc body; 2-a first mounting hole; 3, mounting a groove; 4-connecting a groove; 5-a second mounting hole; 6-wear plate; 7-a groove; 8, fixing a plate; 9-a threaded hole; 10-thread groove; 11-a bolt; 12-a chute; 13-a slide block; 14-preparing holes; 15-a gasket.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a wear-resistant fan coal mill striking wheel front disc comprises a front disc body 1, wherein a first mounting hole 2 is formed in the front disc body 1, a mounting groove 3 is formed in one side, located on the first mounting hole 2, of the side wall surface of the front disc body 1, a connecting groove 4 is formed in the other side wall surface of the front disc body 1, the mounting groove 3 is communicated with the connecting groove 4 through a second mounting hole 5, a wear-resistant plate 6 is mounted on the side wall surface of the front disc body 1, a fastening device is fixedly mounted between the wear-resistant plate 6 and the front disc body 1 and comprises a groove 7, the groove 7 is formed in the outer wall surfaces of the front disc body 1 and the wear-resistant plate 6 respectively, the positions of the groove 7 in the front disc body 1 correspond to those of the groove 7 in the wear-resistant plate 6, a fixing plate 8 is slidably mounted in the groove 7, and a pair of threaded holes 9 with the same structure are formed in the fixing plate 8, the groove 7 on the front disc body 1 and the groove 7 on the wear-resistant plate 6 are respectively provided with a thread groove 10, the thread groove 10 is respectively corresponding to the positions of a pair of thread holes 9, the pair of thread holes 9 and the thread groove 10 are screwed with bolts 11, the two side wall surfaces of the groove 7 are respectively provided with a sliding groove 12, the sliding grooves 12 are respectively internally provided with a sliding block 13 in a sliding way, the sliding block 13 is respectively and fixedly connected with a fixed plate 8, the section of the groove 7 is of an arc structure, the section of the fixed plate 8 is of an arc structure, the groove 7 and the fixed plate 8 are mutually matched, the front disc body 1 is made of ZG20CrMo alloy, the section of the connecting groove 4 is of a conical structure, the side wall surface of the wear-resistant plate 6 is provided with a plurality of preformed holes 14 with the same structure, and the plurality of preformed holes 14 are respectively corresponding to the connecting groove 4 and the first mounting hole 2, and a gasket 15 is fixedly arranged between the bolt 11 and the groove 7.
The detailed connection means is well known in the art, and the following mainly describes the working principle and process, and the specific operation is as follows.
Example (b): according to the attached drawings in the specification, when the front disc is used, the first mounting hole 2 of the front disc body 1 is connected with a cross beam of a striking wheel through a fixing pin, the mounting groove 3 is connected with the groove 4 and the second mounting hole 5 are connected with a striking plate of the striking wheel through the fixing pin, the front disc body 1 is made of ZG20CrMo alloy high-strength cast steel, the self quality of the front disc body 1 is reduced, the energy consumed by the front disc body 1 during operation is reduced, when the abrasion-resistant plate 6 is replaced, the bolt 11 is screwed out from the threaded hole 9 and the threaded groove 10, the bolt 11 is detached, the fixing plate 8 slides outwards at the moment, the fixing plate 8 moves outwards along the direction of the sliding groove 12 under the action of the sliding block 13, the fixing plate 8 moves out of the groove, and the abrasion-resistant plate 6 is detached from the front disc body 1 for replacement.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions.
Claims (8)
1. The utility model provides a wear-resisting type fan coal pulverizer hitting wheel head, includes the head disk body (1), its characterized in that, first mounting hole (2) have been seted up on the head disk body (1), it has seted up mounting groove (3) to lie in first mounting hole (2) one side on the side wall face of head disk body (1), spread groove (4) have been seted up on the head disk body (1) another side wall face, communicate with each other through second mounting hole (5) between mounting groove (3) and spread groove (4), install antifriction plate (6) on the head disk body (1) side wall face, fixed mounting has fastener between antifriction plate (6) and the head disk body (1).
2. The front disc of the wear-resistant fan coal mill striking wheel according to claim 1, wherein the fastening device comprises a groove (7), the groove (7) is respectively formed in the outer wall surfaces of the front disc body (1) and the wear-resistant plate (6), the groove (7) in the front disc body (1) and the groove (7) in the wear-resistant plate (6) correspond to each other in position, a fixing plate (8) is slidably mounted in the groove (7), a pair of threaded holes (9) with the same structure are formed in the fixing plate (8), threaded grooves (10) are respectively formed in the groove (7) in the front disc body (1) and the groove (7) in the wear-resistant plate (6), the threaded grooves (10) correspond to the pair of threaded holes (9) in position, and bolts (11) are screwed in the pair of threaded holes (9) and the threaded grooves (10).
3. The front disc of the striking wheel of a wear-resistant fan coal pulverizer as claimed in claim 2, wherein sliding grooves (12) are respectively formed on two side wall surfaces of the groove (7), sliding blocks (13) are respectively slidably mounted in the sliding grooves (12), and the sliding blocks (13) are respectively fixedly connected with the fixed plate (8).
4. A wear-resistant fan coal mill striking wheel front disc according to claim 2, characterized in that the cross-sectional shape of the groove (7) is an arc structure, the cross-sectional shape of the fixing plate (8) is an arc structure, and the groove (7) and the fixing plate (8) are matched with each other.
5. The front disc of the striking wheel of a wear-resistant fan coal mill according to claim 1, wherein the front disc body (1) is made of ZG20CrMo alloy steel.
6. A wear-resistant fan pulverizer beater wheel front disc according to claim 1, wherein the connecting groove (4) is tapered in cross-sectional shape.
7. The front disc of the striking wheel of the wear-resistant fan coal mill according to claim 1, wherein a plurality of preformed holes (14) with the same structure are formed in the side wall surface of the wear plate (6), and the plurality of preformed holes (14) correspond to the connecting groove (4) and the first mounting hole (2), respectively.
8. A wear-resistant fan pulverizer striking wheel front disc according to claim 2, characterized in that a gasket (15) is fixedly installed between the bolt (11) and the groove (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222798376.4U CN218516858U (en) | 2022-10-24 | 2022-10-24 | Front disc of beating wheel of wear-resistant fan coal mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222798376.4U CN218516858U (en) | 2022-10-24 | 2022-10-24 | Front disc of beating wheel of wear-resistant fan coal mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218516858U true CN218516858U (en) | 2023-02-24 |
Family
ID=85251348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222798376.4U Active CN218516858U (en) | 2022-10-24 | 2022-10-24 | Front disc of beating wheel of wear-resistant fan coal mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218516858U (en) |
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2022
- 2022-10-24 CN CN202222798376.4U patent/CN218516858U/en active Active
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