CN113483025A

CN113483025A - Novel bearing seat with anti-rotation structure

Info

Publication number: CN113483025A
Application number: CN202110803137.0A
Authority: CN
Inventors: 许敏
Original assignee: Nanjing Huaneng Metallurgical Machinery Building Co ltd
Current assignee: Nanjing Huaneng Metallurgical Machinery Building Co ltd
Priority date: 2021-07-15
Filing date: 2021-07-15
Publication date: 2021-10-08

Abstract

The invention relates to the technical field of bearing seats, in particular to a novel bearing seat with an anti-rotation structure, which comprises a fixed seat, a base and a shell, wherein the base is arranged on the upper surface of the fixed seat, the shell is fixed on the upper surface of the base, a first sealing cover is fixed at the front end of the shell through a bolt, an output shaft penetrates through the first sealing cover, the output shaft is T-shaped, a groove is formed in one end of the output shaft, a connecting groove is formed in the other end of the output shaft, a ring groove is formed in the inner wall of the connecting groove, a limiting block is uniformly fixed in the ring groove, clamping blocks are uniformly distributed in the ring groove and hinged to the ring groove, a first spring is abutted against the outer surface of each clamping block, the first spring is fixedly connected with the inner wall of the ring groove, and the output shaft is rotatably connected with the shell through a bearing. The invention has a dynamic anti-rotation mechanism, avoids the output power from being blocked, avoids the burning out of the driving mechanism, is beneficial to adjusting the height and is suitable for different machines.

Description

Novel bearing seat with anti-rotation structure

Technical Field

The invention relates to the technical field of bearing seats, in particular to a novel bearing seat with an anti-rotation structure.

Background

The bearing seat is a large-scale and super-large-scale bearing seat which can receive comprehensive load and has a special structure, and has the characteristics of compact structure, sensitive rotation, convenient device maintenance and the like. The bearing is provided with a supporting point, the inner supporting point of the bearing is a shaft, and the outer supporting is a bearing seat.

The existing bearing seat, no matter the size, or the special structure, all only play the effect of carrying out the outer support to the bearing, on some special mechanical equipment, the axle needs the restriction gyration, the solution generally increases the ratchet on actuating mechanism, but this kind of scheme has some problems, the ratchet can restrict the gyration, but can't stop the gyration, lead to actuating mechanism still doing work, and the work can't turn into mechanical energy, can only convert into heat energy, finally lead to actuating mechanism to burn out, the bearing seat does not have safe and reliable's anti-gyration structure.

Therefore, it is desirable to design a new bearing seat with an anti-rotation structure to solve the above problems.

Disclosure of Invention

The invention aims to provide a novel bearing seat with an anti-rotation structure, which aims to solve the problem that the anti-rotation structure is not safe and reliable in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a novel bearing seat with an anti-rotation structure comprises a fixed seat, a base and a shell, wherein the base is arranged on the upper surface of the fixed seat, the shell is fixed on the upper surface of the base, a first sealing cover is fixed at the front end of the shell through a bolt, an output shaft penetrates through the first sealing cover, the output shaft is in a T shape, a groove is formed in one end of the output shaft, a connecting groove is formed in the other end of the output shaft, a ring groove is formed in the inner wall of the connecting groove, a limiting block is uniformly fixed in the ring groove, clamping blocks are uniformly distributed in the ring groove and hinged to the ring groove, a first spring is abutted against the outer surface of each clamping block, the first spring is fixedly connected with the inner wall of the ring groove, the output shaft is rotatably connected with the shell through a bearing, an engaging wheel is movably connected in the connecting groove, and is clamped with the clamping blocks, the center of the connecting wheel is hollowed out and is in a cross shape.

Preferably, the upper surface of fixing base is evenly fixed with connecting screw, connecting screw's quantity is four, four connecting screw is the four corners distribution of fixing base, the base is run through on connecting screw's top, the surface of base has fixation nut through the threaded fixation, fixation nut is the upper and lower distribution of base.

Preferably, the one end that the casing deviates from first closing cap has the second closing cap through the bolt fastening, the center department fretwork of second closing cap, and the embedded first sealed cup that has on the inner wall of second closing cap, the quantity of first sealed cup is two, two first sealed cup all is and leaks hopper-shaped, and two first sealed cups are opposite distribution.

Preferably, the surface of casing is provided with the oiling stake, the oiling stake includes the pile body, the pile body passes through the screw and is connected fixedly with the top of casing, the center department of pile body has seted up the through-hole, and the guide slot has been seted up to the inner chamber intercommunication of through-hole and casing on the inner wall of through-hole, the inside sliding connection of guide slot has stifled ball, the bottom of stifled ball is contradicted there is the second spring, the other end of second spring is contradicted with the inner wall of pile body.

Preferably, the first sealing cover and the second sealing cover have the same structure, a second sealing ring is embedded in the inner wall of the first sealing cover, and the inner wall of the second sealing ring abuts against the outer surface of the output shaft.

Preferably, the number of the clamping blocks is equal to that of the limiting blocks, one side of each clamping block abuts against the limiting block, and the other side of each clamping block abuts against the first spring.

Compared with the prior art, the invention has the beneficial effects that: this novel bearing frame with prevent revolution mechanic has developments and prevents revolution mechanic, avoids output power card dead, avoids actuating mechanism to burn out, does benefit to the height-adjusting, uses on the adaptation different machinery.

(1) Through set up the spread groove in the output shaft to swing joint has the linking wheel in the spread groove, outside output shaft can be connected fixedly with the linking wheel, when outside output shaft drive linking wheel normally rotates, the linking wheel promotes the output shaft through the fixture block and rotates, make power normal output, during the gyration, the linking wheel rotates clockwise, make the linking wheel promote the fixture block to retract in the annular, can not carry on spacingly to the linking wheel, do not also can not use on the output shaft simultaneously, the gyration has both been avoided, simultaneously can not construct the damage for the driving machine because of stop rotating in the twinkling of an eye.

(2) The connecting screw rod is uniformly fixed on the fixing seat, the base is fixed on the connecting screw rod through the fixing nut, the height of the base is adjusted up and down by loosening the fixing nut and finally fastening the fixing nut, the overall height of the shell and the fixing seat can be adjusted, and the purpose of facilitating height adjustment and adapting to different machines is achieved.

Drawings

FIG. 1 is a schematic view of the entire structure of the present invention;

FIG. 2 is a schematic sectional front view of the housing of FIG. 1 in accordance with the present invention;

FIG. 3 is a schematic side cross-sectional view of the housing of FIG. 1 according to the present invention;

FIG. 4 is a schematic front view of the housing of FIG. 1 according to the present invention;

FIG. 5 is an enlarged view of the structure at A in FIG. 3 according to the present invention;

FIG. 6 is an enlarged view of the structure at B in FIG. 3 according to the present invention;

fig. 7 is a schematic front view of the output shaft and the adapter wheel of fig. 2 according to the present invention.

In the figure: 1. a fixed seat; 2. connecting a screw rod; 3. a base; 4. fixing a nut; 5. a housing; 6. a first cover; 7. an output shaft; 8. connecting grooves; 9. an engaging wheel; 10. a ring groove; 11. a second cover; 12. a clamping block; 13. a first seal cup; 14. a first spring; 15. oil filling piles; 151. a pile body; 152. blocking the ball; 153. a second spring; 154. a guide groove; 16. and a limiting block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, an embodiment of the present invention provides a novel bearing seat with an anti-rotation structure, including a fixing seat 1, a base 3 and a housing 5, wherein the base 3 is disposed on an upper surface of the fixing seat 1, the housing 5 is fixed on an upper surface of the base 3, a first sealing cover 6 is fixed at a front end of the housing 5 through a bolt, an output shaft 7 is disposed in the first sealing cover 6, the output shaft 7 is T-shaped, one end of the output shaft 7 is recessed, the other end of the output shaft 7 is disposed with a connecting groove 8, an annular groove 10 is disposed on an inner wall of the connecting groove 8, a limiting block 16 is uniformly fixed in the annular groove 10, clamping blocks 12 are uniformly distributed in the annular groove 10, the clamping blocks 12 are hinged to the annular groove 10, a first spring 14 is abutted against an outer surface of the clamping block 12, the first spring 14 is connected and fixed to the inner wall of the annular groove 10, the output shaft 7 is rotatably connected to the housing 5 through a bearing, the connecting wheel 9 rotates clockwise, the clamping block 12 can be pushed to retract into the annular groove 10, the connecting wheel 9 can rotate in the connecting groove 8, the output shaft 7 cannot be driven to rotate, and when the connecting wheel 9 rotates anticlockwise, the clamping block 12 is clamped with the connecting wheel 9, and the connecting wheel 9 can drive the output shaft 7 to rotate.

The connecting groove 8 is internally and movably connected with a connecting wheel 9, the connecting wheel 9 is clamped with a clamping block 12, the center of the connecting wheel 9 is hollowed out and is in a cross shape, so that the connecting groove is beneficial to connecting an external output shaft, and the external output shaft can drive the connecting wheel 9 to rotate.

Further, as shown in fig. 1, the upper surface of the fixing base 1 is uniformly fixed with connecting screw rods 2, the number of the connecting screw rods 2 is four, four connecting screw rods 2 are distributed at four corners of the fixing base 1, the top end of each connecting screw rod 2 penetrates through the base 3, the outer surface of the base 3 is fixed with fixing nuts 4 through threads, the fixing nuts 4 are distributed on the base 3 vertically, two fixing nuts 4 are fixed on each connecting screw rod 2, and the two fixing nuts 4 clamp the base 3, so that the base 3 is fixedly connected with the connecting screw rods 2.

Further, as shown in fig. 5, one end of the housing 5 away from the first sealing cover 6 is fixed with a second sealing cover 11 through a bolt, the center of the second sealing cover 11 is hollow, a first sealing cup 13 is embedded in the inner wall of the second sealing cover 11, the number of the first sealing cups 13 is two, the two first sealing cups 13 are funnel-shaped, the two first sealing cups 13 are oppositely distributed, the first sealing cups 13 are made of rubber materials, and the effect of improving the sealing performance between the external output shaft and the second sealing cover 11 is achieved.

Further, as shown in fig. 6, the outer surface of the housing 5 is provided with the oil filling pile 15, the oil filling pile 15 includes a pile body 151, the pile body 151 is connected with the top end of the housing 5 through a screw and is fixed, a through hole is provided at the center of the pile body 151, the through hole is communicated with the inner cavity of the housing 5, a guide groove 154 is provided on the inner wall of the through hole, the inside sliding connection of the guide groove 154 has a blocking ball 152, the bottom end of the blocking ball 152 is abutted with a second spring 153, the other end of the second spring 153 is abutted with the inner wall of the pile body 151, the second spring 153 plays a role of providing elasticity for the blocking ball 152, the guide groove 154 plays a role of guiding the blocking ball 152, the blocking ball 152 is favorably lifted in the pile body 151, and when the blocking ball 152 falls, the inside and the outside of the pile body 151 can be communicated.

Further, as shown in fig. 3, the first sealing cover 6 and the second sealing cover 11 have the same structure, and a second sealing ring is embedded in the inner wall of the first sealing cover 6, and the inner wall of the second sealing ring abuts against the outer surface of the output shaft 7, so that the sealing performance between the output shaft 7 and the first sealing cover 6 is improved.

Further, as shown in fig. 7, the number of the latch 12 and the stopper 16 is equal, one side of the latch 12 abuts against the stopper 16, and the other side of the latch 12 abuts against the first spring 14, the first spring 14 plays a role of providing elasticity for the latch 12, so that the latch 12 can always keep the state shown in fig. 7 when no external force is applied, and the stopper 16 plays a role of limiting the latch 12, so that the latch 12 can only rotate counterclockwise.

The working principle is as follows: when the connecting device is used, the bolt for fixing the second sealing cover 11 is detached, the external output shaft penetrates through the second sealing cover 11 and the first sealing cup 13, the output shaft is rotatably connected with the shell 5 through the shaft through the bearing, the output shaft and the connecting wheel 9 are fixedly inserted, and finally the second sealing cover 11 is fixedly connected with the shell 5 through the bolt.

When the external output shaft outputs power normally, the connecting wheel 9 can be driven to rotate normally, so that the connecting wheel 9 rotates anticlockwise, the connecting wheel 9 pushes the output shaft 7 to rotate through the clamping block 12, and the power is output normally.

When an external output shaft rotates, the connecting wheel 9 rotates clockwise, so that the connecting wheel 9 pushes the clamping block 12 to retract into the annular groove 10, the connecting wheel 9 cannot be limited, and meanwhile, the power cannot be applied to the output shaft 7, so that the rotation is avoided, and meanwhile, the driver cannot be damaged due to instant rotation stopping.

When the height of the base 3 needs to be adjusted, the whole height of the shell 5 and the fixing base 1 can be adjusted by loosening the fixing nut 4, adjusting the height of the base 3 up and down and finally fastening the fixing nut 4.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a novel bearing frame with prevent revolution structure, includes fixing base (1), base (3) and casing (5), the upper surface of fixing base (1) is provided with base (3), the last fixed surface of base (3) has casing (5), its characterized in that: the front end of the shell (5) is fixed with a first sealing cover (6) through a bolt, an output shaft (7) penetrates through the first sealing cover (6), the output shaft (7) is T-shaped, one end of the output shaft (7) is provided with a groove, the other end of the output shaft (7) is provided with a connecting groove (8), an annular groove (10) is formed in the inner wall of the connecting groove (8), a limiting block (16) is uniformly fixed in the annular groove (10), clamping blocks (12) are uniformly distributed in the annular groove (10), the clamping blocks (12) are hinged to the annular groove (10), a first spring (14) is abutted to the outer surface of the clamping blocks (12), the first spring (14) is fixedly connected to the inner wall of the annular groove (10), the output shaft (7) is rotatably connected with the shell (5) through a bearing, and a connecting wheel (9) is movably connected to the connecting groove (8), the connection wheel (9) is clamped with the clamping block (12), and the center of the connection wheel (9) is hollowed out and is in a cross shape.

2. The novel bearing seat with the anti-rotation structure as claimed in claim 1, wherein: the upper surface of fixing base (1) is evenly fixed with connecting screw rod (2), the quantity of connecting screw rod (2) is four, four connecting screw rod (2) are the four corners distribution of fixing base (1), base (3) are run through on the top of connecting screw rod (2), the surface of base (3) has fixation nut (4) through the threaded fixation, fixation nut (4) are the upper and lower distribution of base (3).

3. The novel bearing seat with the anti-rotation structure as claimed in claim 1, wherein: casing (5) deviate from the one end of first closing cap (6) and have second closing cap (11) through the bolt fastening, the center department fretwork of second closing cap (11), and the embedded first sealed cup (13) that has on the inner wall of second closing cap (11), the quantity of first sealed cup (13) is two, two first sealed cup (13) all are and leak hopper-shaped, and two first sealed cups (13) are opposite and distribute.

4. The novel bearing seat with the anti-rotation structure as claimed in claim 1, wherein: the surface of casing (5) is provided with oiling stake (15), oiling stake (15) are including pile body (151), pile body (151) are connected fixedly through the top of screw with casing (5), the center department of pile body (151) has seted up the through-hole, and the inner chamber intercommunication of through-hole and casing (5) has seted up guide slot (154) on the inner wall of through-hole, the inside sliding connection of guide slot (154) has stifled ball (152), the bottom conflict of stifled ball (152) has second spring (153), the other end of second spring (153) conflicts with the inner wall of pile body (151).

5. The novel bearing seat with the anti-rotation structure as claimed in claim 3, wherein: the first sealing cover (6) and the second sealing cover (11) are identical in structure, a second sealing ring is embedded in the inner wall of the first sealing cover (6), and the inner wall of the second sealing ring abuts against the outer surface of the output shaft (7).

6. The novel bearing seat with the anti-rotation structure as claimed in claim 1, wherein: the number of the fixture blocks (12) is equal to that of the limiting blocks (16), one side of each fixture block (12) abuts against the corresponding limiting block (16), and the other side of each fixture block (12) abuts against the corresponding first spring (14).