CN211398019U - Stable in structure formula fan bearing box foundry goods - Google Patents
Stable in structure formula fan bearing box foundry goods Download PDFInfo
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- CN211398019U CN211398019U CN201922483309.1U CN201922483309U CN211398019U CN 211398019 U CN211398019 U CN 211398019U CN 201922483309 U CN201922483309 U CN 201922483309U CN 211398019 U CN211398019 U CN 211398019U
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- bearing box
- supporting plate
- bearing
- fan
- auxiliary supporting
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Abstract
A fan bearing box casting with a stable structure comprises a bearing box body, a bearing box seat and a supporting assembly; the bearing box body is arranged on the bearing box seat, the supporting component comprises a supporting plate and an auxiliary supporting plate, the supporting plate and the auxiliary supporting plate surround the bearing box body and are used for positioning and clamping the bearing box body, the supporting plate is of an L-shaped structure, and the supporting plate is fastened on the bearing box seat through bolts and nuts; the bearing box is characterized in that a positioning hole is formed in the auxiliary supporting plate, a positioning groove is formed in the bearing box seat, the auxiliary supporting plate penetrates through the positioning hole through a positioning pin and is inserted into the positioning groove for positioning, and a fastening device is further arranged on one side of the auxiliary supporting plate. Stable in structure formula fan bearing box foundry goods, simple structure, rigidity is high, the flexibility is high, convenient assembling, overall stability is good, sealing performance is good, has prolonged the life of bearing box, application prospect is extensive.
Description
Technical Field
The utility model relates to a fan bearing box technical field, concretely relates to stable in structure formula fan bearing box foundry goods.
Background
The fan is a driven fluid machine which increases the pressure of gas and discharges the gas by means of the input mechanical energy, the main structural components of the fan are an impeller, a shell, an air inlet, a bracket, a motor, a belt pulley, a coupling, a silencer, a bearing and the like, the friction and the abrasion of the bearing among elements in the working process are generally required to be reduced, the burning and the corrosion are prevented, so the lubrication is required, and only lubricating oil can be selected under the condition that lubricating grease cannot meet the requirement.
The fan bearing box is generally a casting part, is a key part of large and medium-sized fan equipment, has the main functions of dust prevention and heat dissipation of a bearing, and is not high in overall strength and quality of the existing cast fan bearing box. Be used for fan bearing box among the prior art, in the use, bearing lubricating oil's gyration is leaked and is a big difficult problem always, and the leakage of lubricating oil can seriously influence the life of bearing, and the easy eccentric motion of bearing in the use leads to the fact the vibration moreover to influence high temperature fan's normal operating, serious still can take place bearing and accessory to burn out, this running cost and the maintenance that has just increased the fan greatly consume. Therefore, it is necessary to enhance the structural stability and sealing performance of the fan bearing housing.
In addition, the oil cover of the bearing box body has poor wear resistance and is very easy to wear in the actual use process. Therefore, the oil cover needs to be replaced integrally frequently, which not only causes waste, but also seriously affects production due to frequent shutdown replacement. Therefore, in order to improve the structural stability and the service life of the fan bearing box, it is necessary to develop a structural stability type fan bearing box casting.
Chinese patent application No. CN201620120521.5 discloses a detachable bearing fan box, which is a detachable design structure, and well satisfies its use demand, effectively radiates heat for the bearing, improves the overall strength and quality of the bearing box, and does not solve the problem of sealing performance.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: in order to overcome not enough above, the utility model aims at providing a stable in structure formula fan bearing box foundry goods, simple structure, rigidity is high, and the flexibility is high, convenient assembling, and overall stability is good, and sealing performance is good, has prolonged bearing box's life, and application prospect is extensive.
The technical scheme is as follows: a fan bearing box casting with a stable structure comprises a bearing box body, a bearing box seat and a supporting assembly; the bearing box body is arranged on the bearing box seat, the supporting component comprises a supporting plate and an auxiliary supporting plate, the supporting plate and the auxiliary supporting plate surround the bearing box body and are used for positioning and clamping the bearing box body, the supporting plate is of an L-shaped structure, and the supporting plate is fastened on the bearing box seat through bolts and nuts; the bearing box is characterized in that a positioning hole is formed in the auxiliary supporting plate, a positioning groove is formed in the bearing box seat, the auxiliary supporting plate penetrates through the positioning hole through a positioning pin and is inserted into the positioning groove for positioning, and a fastening device is further arranged on one side of the auxiliary supporting plate.
Stable in structure formula fan bearing box foundry goods, bearing box installs on the bearing box seat, extension board, auxiliary stay board are used for supporting, pressing from both sides tightly all around in addition. The position of auxiliary supporting plate can be adjusted according to bearing box size, use needs, fixes a position through locating hole, locating pin, constant head tank, and the location is enough further pressed from both sides tightly, fixed through fastener, and the flexibility is high, and structural stability is good.
Furthermore, according to the stable-structure fan bearing box casting, the bearing box sequentially comprises the bearing cover and the bearing body from top to bottom, and the bearing cover and the bearing body are fastened with the nut through the bolt.
Furthermore, the stable structure formula fan bearing box foundry goods of foretell, bearing cap top is provided with the oil cap.
Furthermore, a sealing device is arranged above the oil cover of the stable-structure fan bearing box casting; the sealing device comprises a sealing end cover and a sealing ring, and labyrinth seal is arranged between the sealing end cover and the sealing ring.
The bearing box body oil cover in the prior art is not ideal in sealing effect and easy to leak, so that the fan has hidden oil shortage at any time, the safety of equipment is affected, the oil cover is easy to wear and tear, and the oil cover is inconvenient to replace. The sealing device is arranged above the oil cover, the sealing end cover and the sealing ring are in labyrinth seal, the sealing effect is good, the structure of the bearing box is not changed, the sealing structure is simple, and the replacement and the installation are also convenient.
Furthermore, the stable structure formula fan bearing box foundry goods of foretell, the bearing box still includes the oil level gaugember, the oil level gaugember passes through the connector, the pipe fitting links to bearing box on.
The oil level gauge is made of organic glass and is transparent and three-sided to display, and in the running state, an inspector only needs to see the transparent oil level gauge with the three-sided display to know the actual oil level in the bearing box.
Furthermore, the top of the oil level gauge is provided with an exhaust hole.
An exhaust hole is arranged on the top of the oil level indicator so as to balance the air pressure inside and outside the oil level indicator and prevent the occurrence of false oil level.
Further, in the stable-structure fan bearing box casting, the bearing box seat is 45# medium carbon quenched and tempered structural steel.
The bearing box seat is made of No. 45 medium carbon quenched and tempered structural steel, has high strength and good cutting processability after quenching and tempering, and has certain toughness, plasticity and wear resistance.
Furthermore, in the stable-structure fan bearing box casting, the support component is 45# medium carbon quenched and tempered structural steel and is subjected to quenching and tempering.
The utility model has the advantages that:
(1) the stable structure formula fan bearing box foundry goods of the utility model, simple structure, convenient assembling, the reliability is high, the bearing box is installed on the bearing box seat, extension board, auxiliary supporting board are used for supporting, clamping around, and the position of auxiliary supporting board can be adjusted according to the bearing box size, use needs, fix a position through locating hole, locating pin, constant head tank, the location can be further clamped, fixed through fastener, the flexibility is high, structural stability is good;
(2) the stable structure type fan bearing box body casting of the utility model is provided with the sealing device above the oil cover, and the sealing end cover and the sealing ring are labyrinth sealing, the sealing effect is good, the structure of the bearing box is not changed, the sealing structure is simple, and the replacement and the installation are convenient;
(3) the stable structure type fan bearing box body casting of the utility model is characterized in that the oil level indicator is made of organic glass and is transparent and three-sided to display, and in the running state, a patrol inspector only needs to see the transparent oil level indicator displayed on three sides to know the actual oil level in the bearing box;
(4) stable in structure formula fan bearing box foundry goods, bearing box seat are the medium carbon quenched and tempered steel in the 45#, the supporting component is medium carbon quenched and tempered steel in the 45#, through the quenching and tempering, has higher intensity and better cutting processability to certain toughness, plasticity and wearability have, have improved bearing box foundry goods bulk rigidity.
Drawings
FIG. 1 is a top view of a structurally stabilized fan bearing housing casting of the present invention;
fig. 2 is a schematic structural view of a bearing box of the structurally stabilized fan bearing box casting of the present invention;
FIG. 3 is a schematic structural view of an oil level gauge of the structurally stabilized fan bearing housing casting of the present invention;
in the figure: the bearing box comprises a bearing box body 1, a bearing cover 11, a bearing body 12, an oil cover 13, a sealing device 14, a sealing end cover 141, a sealing ring 142, an oil level indicator 15, an exhaust hole 151, a bearing box base 2, a positioning groove 21, a supporting component 3, a supporting plate 31, an auxiliary supporting plate 32, a positioning hole 321 and a fastening device 33.
Detailed Description
The present invention will be further elucidated with reference to the accompanying drawings 1 to 3 and the embodiments.
The structure-stabilized fan bearing box casting with the structure shown in fig. 1 comprises a bearing box body 1, a bearing box seat 2 and a support assembly 3; the bearing box body 1 is arranged on the bearing box seat 2, the supporting component 3 comprises a supporting plate 31 and an auxiliary supporting plate 32, the supporting plate 31 and the auxiliary supporting plate 32 surround the bearing box body 1 and are used for positioning and clamping the bearing box body 1, the supporting plate 31 is of an L-shaped structure, and the supporting plate 31 is fastened on the bearing box seat 2 through bolts and nuts; the auxiliary supporting plate 32 is provided with a positioning hole 321, the bearing box base 2 is provided with a positioning groove 21, the auxiliary supporting plate 32 passes through the positioning hole 321 through a positioning pin and is inserted into the positioning groove 21 for positioning, and one side of the auxiliary supporting plate 32 is also provided with a fastening device 33.
In addition, as shown in fig. 2, the bearing housing 1 includes a bearing cap 11 and a bearing body 12 in sequence from top to bottom, and the bearing cap 11 and the bearing body 12 are fastened with a nut through a bolt. An oil cover 13 is arranged on the top of the bearing cover 11.
Furthermore, a sealing device 14 is arranged above the oil cover 13; the sealing device 14 comprises a sealing end cover 141 and a sealing ring 142, and a labyrinth seal is arranged between the sealing end cover 141 and the sealing ring 142.
Further, the bearing box body 1 further comprises an oil level indicator 15, and the oil level indicator 15 is connected to the bearing box body 1 through a connector and a pipe fitting.
Further, as shown in fig. 3, a vent hole 151 is opened in the top of the oil level gauge 15.
Further, the bearing box seat 2 is 45# medium carbon quenched and tempered structural steel. And the supporting components 3 are all 45# medium carbon quenched and tempered structural steel and are subjected to quenching and tempering.
Examples
The structural basis is as shown in FIGS. 1 to 3.
The utility model discloses a stable in structure formula fan bearing box foundry goods, simple structure, convenient assembling, the reliability is high, bearing box 1 is installed on bearing box seat 2, still has extension board 31, auxiliary supporting plate 32 all around to be used for supporting, presss from both sides tightly, and the position of auxiliary supporting plate 32 can be adjusted according to bearing box 1 size, use needs, fixes a position through locating hole 321, locating pin, constant head tank 21, the location can be further pressed from both sides tightly, fixed through fastening device 33, the flexibility is high, structural stability is good;
furthermore, the sealing device 14 is arranged above the oil cover 13, and the sealing end cover 141 and the sealing ring 142 are labyrinth seals, so that the sealing effect is good, the structure of the bearing box is not changed, the sealing structure is simple, and the replacement and installation are convenient;
further, the bearing box body 1 is connected with the oil level indicator 15 through the connector and the pipe fitting, the oil level indicator 15 is made of organic glass and is transparent and three-sided to display, and inspection personnel can know the actual oil level in the bearing box only by looking at the transparent oil level indicator with three-sided display in the running state.
Furthermore, the bearing box seat 2 is made of 45# medium carbon quenched and tempered structural steel, the supporting component 3 is made of 45# medium carbon quenched and tempered structural steel through quenching and tempering, the strength and the cutting processability are high, the toughness, the plasticity and the wear resistance are certain, and the integral rigidity of the bearing box body casting is improved.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the details of the above embodiments, and the technical concept of the present invention can be within the scope of the present invention to perform various simple modifications to the technical solution of the present invention, and these simple modifications all belong to the protection scope of the present invention.
It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and in order to avoid unnecessary repetition, the present invention does not need to describe any combination of the features.
In addition, the embodiments of the present invention can be arbitrarily combined with each other, and the same shall be regarded as the disclosure of the present invention as long as the idea of the present invention is not violated.
Claims (8)
1. A fan bearing box casting with a stable structure is characterized by comprising a bearing box body (1), a bearing box seat (2) and a support assembly (3); the bearing box body (1) is arranged on the bearing box seat (2), the supporting assembly (3) comprises a supporting plate (31) and an auxiliary supporting plate (32), the supporting plate (31) and the auxiliary supporting plate (32) surround the bearing box body (1) and are used for positioning and clamping the bearing box body (1), the supporting plate (31) is of an L-shaped structure, and the supporting plate (31) is fastened on the bearing box seat (2) through bolts and nuts; be provided with locating hole (321) on auxiliary supporting plate (32), be provided with constant head tank (21) on bearing box seat (2), auxiliary supporting plate (32) pass locating hole (321) through the locating pin and insert constant head tank (21) and fix a position, still there is fastener (33) auxiliary supporting plate (32) one side.
2. The structure-stabilized fan bearing box casting according to claim 1, wherein the bearing box (1) comprises a bearing cover (11) and a bearing body (12) in sequence from top to bottom, and the bearing cover (11) and the bearing body (12) are fastened with nuts through bolts.
3. A structurally stable fan bearing housing casting according to claim 2, characterized in that an oil cover (13) is arranged on top of the bearing cover (11).
4. A structurally stable fan bearing housing casting according to claim 3, characterized in that a sealing device (14) is arranged above the oil cover (13); the sealing device (14) comprises a sealing end cover (141) and a sealing ring (142), and a labyrinth seal is arranged between the sealing end cover (141) and the sealing ring (142).
5. A structurally stable fan bearing housing casting according to claim 3, characterized in that the bearing housing (1) further comprises an oil level indicator (15), wherein the oil level indicator (15) is connected to the bearing housing (1) by means of a connector or a pipe.
6. A structurally stable fan bearing housing casting according to claim 5, characterized in that the top of the oil level indicator (15) is provided with an exhaust hole (151).
7. A structurally stable fan bearing housing casting according to claim 1, characterized in that the bearing housing seat (2) is 45# medium carbon quenched and tempered steel.
8. A structurally stable fan bearing housing casting according to claim 1, characterized in that the support elements (3) are all 45# medium carbon quenched and tempered steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922483309.1U CN211398019U (en) | 2019-12-31 | 2019-12-31 | Stable in structure formula fan bearing box foundry goods |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922483309.1U CN211398019U (en) | 2019-12-31 | 2019-12-31 | Stable in structure formula fan bearing box foundry goods |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211398019U true CN211398019U (en) | 2020-09-01 |
Family
ID=72224535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922483309.1U Expired - Fee Related CN211398019U (en) | 2019-12-31 | 2019-12-31 | Stable in structure formula fan bearing box foundry goods |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211398019U (en) |
-
2019
- 2019-12-31 CN CN201922483309.1U patent/CN211398019U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200901 Termination date: 20211231 |