CN214304503U - Sealing device for fan bearing seat - Google Patents

Abstract

The utility model relates to a fan bearing seat sealing device, which comprises a base, wherein the upper surface of the base is provided with a lower fixed seat, an upper fixed seat is connected above the lower fixed seat, through grooves are arranged inside the lower fixed seat and the upper fixed seat, a bearing is arranged in the through groove, a main shaft is inserted in the bearing, annular grooves are formed in the front wall surface and the rear wall surface of the lower fixed seat and the upper fixed seat, a thread groove is arranged outside the annular groove, a thread pipe is connected with the inner thread of the thread groove, an end cover is arranged at one side of the threaded pipe, a rubber sealing ring is arranged on one side wall of the end cover close to the bearing, rubber seal is located the inside of ring channel, oil drain hole B has all been seted up to the preceding back wall of fixing base down, the utility model discloses a set up a plurality of structural design including upper and lower fixing base, wool felt sealing washer and logical groove etc. a fan bearing seat sealing device.

Description

Sealing device for fan bearing seat

Technical Field

The utility model relates to a bearing frame field especially relates to a fan bearing frame sealing device.

Background

Because a bearing can select for use different bearing frames, and a bearing frame can select for use the bearing of different grade type again simultaneously, consequently, bring the variety of bearing frame a lot of. The bearing seat is easy to be recorded and excellent, and many large foreign bearing companies also have own bearing seat types. But the same bearing block model is not marked identically in different company samples. For different application occasions of the standard bearing seat, the bearing seats made of different materials can be selected, such as special bearing seats made of gray cast iron, nodular cast iron, cast steel, stainless steel and plastic.

Present partial bearing frame structure is complicated, and it is comparatively troublesome to dismantle, and the periodic inspection to its inside is not convenient for, changes the oil blanket and so on, and in addition, the bearing needs the periodic oiling in the use, thereby prevents that the inner structure friction from leading to the damage, nevertheless refuel and lead to oil to spatter away from the gap between bearing and main shaft easily again to cause the waste, and the greasy dirt can influence the structural use, to these defects, the novel structure of present accessible design is solved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a fan bearing seat sealing device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a fan bearing seat sealing device comprises a base, wherein a lower fixing seat is arranged on the upper surface of the base, an upper fixing seat is connected above the lower fixing seat, through grooves are formed in the lower fixing seat and the upper fixing seat, a bearing is installed in each through groove, a main shaft is inserted in each bearing, annular grooves are formed in the front wall surface and the rear wall surface of each lower fixing seat and the corresponding upper fixing seat, threaded grooves are formed in the outer portions of the annular grooves, threaded pipes are connected to the inner portions of the threaded grooves in a threaded mode, an end cover is arranged on one side of each threaded pipe, a rubber sealing ring is arranged on one side wall, close to the corresponding bearing, of each end cover and located in each annular groove, oil discharge holes B are formed in the front wall and the rear wall of each lower fixing seat, one end of each oil discharge hole B is communicated with the corresponding through groove, and oil discharge holes A are formed in the inner portions of the two end covers, the one end and the logical groove intercommunication of oil drain hole A, the both sides position that the main shaft is located the bearing has all been pegged graft to the wool felt sealing washer, a lateral wall and the end cover butt of wool felt sealing washer, the one end that oil drain hole A extended to the end cover surface and the one end that oil drain hole B extended to down the fixing base surface all are connected with the oil extraction pipe, the surface of oil extraction pipe is provided with the valve, the oil extraction pipe all is connected with the batch oil tank for oil drain hole A and oil drain hole B's one end.

Preferably, the outer surface of the end cover is provided with a non-slip mat; the connection relation between the end cover and the upper fixing seat and between the end cover and the lower fixing seat is that the threaded pipe and the threaded groove are in threaded connection, so that the anti-slip pad is arranged on the surface of the end cover, the structure is conveniently fixed, and the design is humanized.

Preferably, the two side walls of the lower fixed seat and the upper fixed seat are both provided with lug plates, the lug plates on the lower fixed seat and the upper fixed seat are mutually abutted, and the inner threads of the lug plates are connected with bolts; go up the fixing base and fasten through the bolt down between the fixing base, this connected mode is convenient with the installation and subsequent the maintenance of inside bearing and rubber seal etc..

Preferably, threaded holes are formed in the four corners of the base; the threaded holes are arranged, so that a user can conveniently install the bearing seat at a corresponding position.

Preferably, the oil storage tank is positioned outside the lower fixing seat and the upper fixing seat, and the bottom of the oil storage tank is connected with the upper surface of the base; the redundant lubricating oil in the through groove can splash away in the rotating process of the bearing and the main shaft if not processed, so that the oil storage tank is arranged to store the redundant oil, and waste is avoided.

Preferably, an oil inlet pipe is arranged on the surface of the upper fixing seat and communicated to the inside of the through groove; the oil inlet pipe is arranged, and when the lubricating oil in the through groove is insufficient, a user can add the lubricating oil through the oil inlet pipe.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in, when the user uses this to equip, place the top of fixing base under with the bearing earlier, later cover the fixing base, thereby it is fixed with upper and lower structure through screwing in the otic placode with the bolt, later pass the bearing with the main shaft, peg graft wool felt sealing washer and main shaft from both sides position again, then peg graft the end cover in proper order, aim at screwed pipe and thread groove and swivelling joint, fasten the structure, it can effectively avoid fluid from end cover and upper and lower fixing base to set up rubber seal and wool felt sealing washer, ooze in the gap between upper and lower fixing base and main shaft, it is sealed effectual.

2. The utility model discloses in, later the user adds lubricating oil to leading to inslot portion through the oil inlet, and fluid lubricates the countershaft, to unnecessary lubricating oil, only rely on the wool felt sealing washer can be because live time is of a specified duration, and wearing and tearing are serious, and fluid can ooze, consequently when the bearing is lubricated to be accomplished, the valve is opened to the user, and fluid can get rid of through oil drain hole A and oil drain hole B, gets into the inside of batch oil tank, and fluid can cyclic utilization, avoids extravagant.

Drawings

Fig. 1 is a cross-sectional view of a sealing device for a fan bearing seat according to the present invention;

fig. 2 is a top cross-sectional view of a fan bearing seat sealing device according to the present invention;

fig. 3 is a cross-sectional view of an embodiment of a sealing device for a fan bearing seat according to the present invention.

In the figure: 1. a base; 2. an oil storage tank; 3. a lower fixed seat; 4. a thread groove; 5. an annular groove; 6, a bearing; 7. an upper fixed seat; 8. a main shaft; 9. a through hole; 10. an end cap; 11. an oil drain hole A; 12. a rubber seal ring; 13. a threaded pipe; 14. a non-slip mat; 15. an oil discharge pipe; 16. a valve; 17. a wool felt sealing ring; 18. a through groove; 19. and an oil drain hole B.

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.

The first embodiment is as follows:

a fan bearing seat sealing device comprises a base 1, wherein a lower fixing seat 3 is arranged on the upper surface of the base 1, an upper fixing seat 7 is connected above the lower fixing seat 3, lug plates are arranged on two side walls of the lower fixing seat 3 and the upper fixing seat 7 respectively, the lug plates on the lower fixing seat 3 and the lug plates on the upper fixing seat 7 are mutually abutted, bolts are connected with the inner threads of the lug plates, and threaded holes are formed in the positions of four corners of the base 1, as shown in the attached drawing 1; go up and fasten through the bolt between fixing base 7 and the lower fixing base 3, this connected mode is convenient with installation and subsequent maintenance of inner bearing 6 and rubber seal 12 etc. set up the screw hole, conveniently does benefit to the user and installs the bearing frame in corresponding position.

A through groove 18 is arranged inside the lower fixing seat 3 and the upper fixing seat 7, a bearing 6 is arranged inside the through groove 18, a main shaft 8 is inserted inside the bearing 6, annular grooves 5 are respectively arranged on the surfaces of the front wall and the rear wall of the lower fixing seat 3 and the upper fixing seat 7, a thread groove 4 is arranged outside the annular groove 5, a thread pipe 13 is connected with the inner thread of the thread groove 4, an end cover 10 is arranged at one side position of the thread pipe 13, a rubber sealing ring 12 is arranged on one side wall of the end cover 10 close to the bearing 6, the rubber sealing ring 12 is positioned inside the annular groove 5, oil drain holes B19 are respectively arranged on the front wall and the rear wall of the lower fixing seat 3, one end of each oil drain hole B19 is communicated with the through groove 18, oil drain holes A11 are respectively arranged inside the two end covers 10, one end of each oil drain hole A11 is communicated with the through groove 18, wool felt sealing rings 17 are inserted at the positions of the two sides of the main shaft 8, one side wall of each wool felt sealing ring 3517 is abutted to the end cover 10, one end of the oil discharge hole A11 extending to the surface of the end cover 10 and one end of the oil discharge hole B19 extending to the surface of the lower fixed seat 3 are both connected with an oil discharge pipe 15, the surface of the oil discharge pipe 15 is provided with a valve 16, one end of the oil discharge pipe 15 opposite to the oil discharge hole A11 and one end of the oil discharge hole B19 are both connected with an oil storage tank 2, the oil storage tank 2 is positioned outside the lower fixed seat 3 and the upper fixed seat 7, the bottom of the oil storage tank 2 is connected with the upper surface of the base 1, the surface of the upper fixed seat 7 is provided with an oil inlet pipe, and the oil inlet pipe is communicated to the inside of the through groove 18, which is shown in figures 1 and 2; lead to the unnecessary lubricating oil of inslot portion if not handle and can splash away at the rotatory in-process of bearing 6 and main shaft 8, consequently set up batch oil tank 2 and can store unnecessary oil, avoid extravagant, set up into oil pipe, when the lubricated fluid of leading to inslot portion is not enough, the user can add through advancing oil pipe.

Example two:

the outer surface of the end cap 10 is provided with a non-slip mat 14, see fig. 3; the connection relationship between the end cover 10 and the upper fixing seat 7 and the lower fixing seat 3 is threaded through the threaded pipe 13 and the threaded groove 4, so that the anti-skid pad 14 is arranged on the surface of the end cover 10, the structure is convenient to fix, and the design is humanized.

The working principle is as follows: when a user uses the device, the bearing 6 is firstly placed above the lower fixed seat 3, then the fixed seat 7 is covered, the upper structure and the lower structure are fixed by screwing bolts into lug plates, then the main shaft 8 penetrates through the bearing, then the wool felt sealing rings 17 are inserted into the main shaft 8 from two side positions, then the end covers 10 are inserted in sequence, the threaded pipe 13 and the threaded groove 4 are aligned and rotatably connected, the structure is fastened, the rubber sealing ring 12 and the wool felt sealing ring 17 are arranged, oil can be effectively prevented from seeping out from gaps among the end covers 10, the upper fixed seat, the lower fixed seat, the main shaft 8 and the wool felt sealing ring 17, the sealing effect is good, then the user adds lubricating oil into the through groove through an oil inlet, the bearing 6 is lubricated by the oil, for redundant lubricating oil, the oil can be seriously worn and seeped out due to long service time only depending on the wool felt sealing rings 17, therefore, when the lubrication of the bearing 6 is completed, the user opens the valve 16, the oil can be discharged through the oil discharge hole A11 and the oil discharge hole B19 and enters the inside of the oil storage tank 2, and the oil can be recycled, so that the waste is avoided.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. A fan bearing seat sealing device comprises a base (1) and is characterized in that a lower fixing seat (3) is arranged on the upper surface of the base (1), an upper fixing seat (7) is connected above the lower fixing seat (3), through grooves (18) are formed in the lower fixing seat (3) and the upper fixing seat (7), a bearing (6) is installed inside the through grooves (18), a main shaft (8) is inserted into the bearing (6), annular grooves (5) are formed in the front wall surface and the rear wall surface of the lower fixing seat (3) and the upper fixing seat (7), a thread groove (4) is formed in the outer portion of the annular groove (5), a threaded pipe (13) is connected to the inner thread of the thread groove (4), an end cover (10) is arranged at one side position of the threaded pipe (13), and a rubber sealing ring (12) is arranged on one side wall, close to the bearing (6), of the end cover (10), the rubber sealing ring (12) is positioned inside the annular groove (5), the front wall and the rear wall of the lower fixed seat (3) are both provided with oil discharge holes B (19), one end of the oil discharge hole B (19) is communicated with the through groove (18), oil discharge holes A (11) are formed in the two end covers (10), one end of the oil discharge hole A (11) is communicated with the through groove (18), wool felt sealing rings (17) are inserted in the positions of the main shaft (8) on the two sides of the bearing (6), one side wall of the wool felt sealing ring (17) is abutted against the end cover (10), one end of the oil drain hole A (11) extending to the surface of the end cover (10) and one end of the oil drain hole B (19) extending to the surface of the lower fixed seat (3) are both connected with an oil drain pipe (15), the surface of oil drain pipe (15) is provided with valve (16), oil drain pipe (15) all are connected with batch oil tank (2) for the one end of oil drain hole A (11) and oil drain hole B (19).

2. A fan bearing seat sealing arrangement according to claim 1, characterised in that the outer surface of the end cap (10) is provided with a non-slip pad (14).

3. A fan bearing block sealing device according to claim 1, characterized in that the lower fixing block (3) and the upper fixing block (7) are provided with lugs on both side walls, the lugs on the lower fixing block (3) and the lugs on the upper fixing block (7) abut against each other, and the lugs are internally and threadedly connected with bolts.

4. A fan bearing housing sealing arrangement as claimed in claim 1, characterised in that the base (1) is provided with threaded holes at all four corners.

5. A fan bearing block sealing arrangement according to claim 4, characterised in that the oil reservoir (2) is located outside the lower (3) and upper (7) fixing blocks, the bottom of the oil reservoir (2) being connected to the upper surface of the base (1).

6. A fan bearing seat sealing arrangement according to claim 1, characterised in that the surface of the upper fixing seat (7) is provided with an oil inlet pipe which communicates to the inside of the through slot (18).

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