CN213981683U

CN213981683U - Suspension type area seat bearing

Info

Publication number: CN213981683U
Application number: CN202022070197.XU
Authority: CN
Inventors: 陈群迪; 徐利磊
Original assignee: Cixi Ctz Bearing Co ltd
Current assignee: Cixi Ctz Bearing Co ltd
Priority date: 2020-09-19
Filing date: 2020-09-19
Publication date: 2021-08-17
Anticipated expiration: 2030-09-19

Abstract

The application discloses a suspension type bearing with a seat, which comprises a bearing seat and a bearing arranged on the bearing seat, wherein the bearing seat is provided with an installation part, the top surface of the installation part is provided with at least one installation hole in a penetrating way, and the suspension type bearing with the seat also comprises an inner hexagonal bolt arranged in the installation hole and an anti-loosening cover for covering the bolt head of the inner hexagonal bolt; the anti-loosening cover is provided with a limiting convex part inserted into an inner hexagonal bolt hole of the inner hexagonal bolt; locking lid with be equipped with the restriction between the installation department locking lid rotatory limit structure. This application has the effect that the bolt that reduces to install in the bearing frame takes place not hard up probability.

Description

Suspension type area seat bearing

Technical Field

The application relates to the field of bearings, in particular to a suspension type bearing with a seat.

Background

A step bearing is a unit that combines a bearing with a bearing seat, and is commonly used in structures where installation is limited, generally divided into vertical step bearings and end-face step bearings. A suspension type bearing with a seat belongs to a vertical bearing with a seat.

Referring to fig. 1, a suspension type seated bearing includes a bearing seat 1 ' and a bearing 2 ' mounted on the bearing seat 1 ', the bearing seat 1 ' has a mounting portion 11 ' and a mounting hole 12 ' is opened at the mounting portion 11 '. When the installer installs the suspension type bearing with the bearing seat, the installation part 11 ' is attached to the equipment side wall 8 ' of the bearing seat 1 ' to be installed, the installation hole 12 ' in the installation part 11 ' is opposite to the threaded hole in the equipment side wall 8 ', and the installation part 11 ' is fixed on the equipment side wall 8 ' by using the hexagon socket head cap screw 5 '. However, after the equipment is used for a long time, the hexagon socket head cap screw 5 ' connecting the mounting part 11 ' and the equipment side wall 8 ' is loosened due to self vibration.

In view of the above-described related art, the inventors considered that there was a defect that the hexagon socket head cap screw 5 ' mounted in the mounting hole 12 ' of the bearing housing 1 ' was easily loosened.

SUMMERY OF THE UTILITY MODEL

In order to reduce the probability that the bolt installed in the bearing seat takes place to become flexible, this application provides a suspension type area seat bearing.

The application provides a suspension type rolling bearing adopts following technical scheme:

a suspension type bearing with a seat comprises a bearing seat and a bearing arranged on the bearing seat, wherein the bearing seat is provided with an installation part, the top surface of the installation part is provided with at least one installation hole in a penetrating way, the suspension type bearing also comprises an inner hexagon bolt arranged in the installation hole and an anti-loosening cover for covering the bolt head of the inner hexagon bolt; the anti-loosening cover is provided with a limiting convex part inserted into a bolt hole of the hexagon socket head cap screw; locking lid with be equipped with the restriction between the installation department locking lid rotatory limit structure.

By adopting the technical scheme, the locking cover and the inner hexagon bolt are circumferentially locked by matching the inner hexagon bolt hole and the limiting convex part; the limiting structure arranged between the anti-loosening cover and the installation part enables the anti-loosening cover and the installation part to be locked in the circumferential direction, and the probability that the suspension type seated bearing is installed on the side wall of the equipment and then loosened is reduced through the inner hexagonal bolt.

Optionally, the limiting structure comprises a first locking toothed ring, a second locking toothed ring and a pressing piece; the first locking gear ring is arranged on the bottom surface of the anti-loosening cover, the second locking gear ring is arranged on the mounting part, and the second locking gear ring is meshed with the first locking gear ring; the pressing piece presses the anti-loosening cover, so that the first locking gear ring and the second locking gear ring have the tendency of being always abutted.

By adopting the technical scheme, the first locking toothed ring is meshed with the second locking toothed ring, so that the anti-loosening cover is circumferentially locked with the mounting part, and the probability of rotation of the anti-loosening cover is reduced; the pressing piece compresses the anti-loosening cover, the probability that the anti-loosening cover falls is reduced, and the circumferential locking effect between the anti-loosening cover and the installation part is improved.

Optionally, the installation department has the annular, the second locking ring gear is located the bottom of annular.

Through adopting above-mentioned technical scheme, in the bottom of locking lid inserted above-mentioned annular, improved the lid of locking lid and closed the effect, reduced the probability that locking lid takes place to drop, further improved the circumference locking effect between locking lid and the installation department.

Optionally, the pressing piece is a pressing elastic piece.

Through adopting above-mentioned technical scheme, compress tightly the simple structure of shell fragment, it is comparatively convenient to install.

Optionally, the fixing structure includes a mounting post, the mounting post is disposed on the top surface of the mounting portion, one end of the compression spring plate, which is far away from the anti-loosening cover, is disposed on the top surface of the mounting post, and the compression spring plate is fixed to the mounting post through a connecting piece.

Through adopting above-mentioned technical scheme, compress tightly the shell fragment and keep away from the one end of locking lid and be fixed in the erection column top surface, be favorable to improving the butt effect that compresses tightly the shell fragment butt in locking lid one end.

Optionally, the bottom surface of the mounting column is provided with a first screw, and the mounting portion is provided with a first threaded hole matched with the first screw.

Through adopting above-mentioned scheme, realized the demountable installation of erection column and installation department for thereby can adapt to different hexagon socket head cap height of bolt through the length of changing the erection column.

Optionally, the connecting piece is a screw, and the top surface of the mounting post is provided with a second threaded hole matched with the screw; one end of the compression elastic sheet, which is far away from the anti-loosening cover, is provided with a through hole matched with the screw, and the compression elastic sheet is fixedly arranged on the mounting column through the screw.

Through adopting above-mentioned technical scheme, compress tightly the shell fragment and pass through screw fixed mounting in the erection column, prevent to compress tightly the shell fragment and drop from the erection column, this kind of mounting means simple structure, easy dismounting.

Optionally, the number of the mounting holes is three, and the circle centers of the three mounting holes form a regular triangle area.

Through adopting above-mentioned technical scheme, three mounting hole is favorable to having improved the joint strength of bearing frame with equipment, is favorable to reducing the probability that suspension type area seat bearing drops from the equipment lateral wall.

Optionally, the number of the compression spring pieces is three.

Through adopting above-mentioned technical scheme, compress tightly shell fragment and locking lid one-to-one, the dismouting of the installer of being convenient for has improved the effect that compresses tightly the shell fragment to locking lid simultaneously.

Optionally, the mounting column is arranged at the center of a regular triangle area formed by the centers of the three mounting holes.

Through adopting above-mentioned technical scheme, it is certain to compress tightly the size of shell fragment, and the erection column is located threely the central point that the centre of a circle of mounting hole constitutes puts the regional center of regular triangle for the distance of erection column to locking lid top surface center department is unanimous, makes can use unanimous shell fragment that compresses tightly to compress tightly three locking lid, makes things convenient for the installation of above-mentioned suspension type rolling bearing on the equipment lateral wall.

In summary, the present application includes at least one of the following beneficial technical effects:

1. a suspension type bearing with a seat is characterized in that a bearing seat is fixed on the side wall of equipment by using an inner hexagon bolt, and a locking cover and the inner hexagon bolt are circumferentially locked by setting the locking cover; by setting the limiting structure, the anti-loosening cover and the mounting part are locked circumferentially, and the probability of loosening after the suspension type seated bearing is mounted on the side wall of the equipment by the inner hexagonal bolt is reduced;

2. the first locking toothed ring is meshed with the second locking toothed ring, so that the anti-loosening cover is circumferentially locked with the mounting part, the probability of rotation of the anti-loosening cover is reduced, and the probability of looseness of the suspension type belt seat bearing after the inner hexagonal bolt is mounted on the side wall of equipment is reduced;

3. compress tightly the shell fragment through setting for and compress tightly locking lid, reduced the probability that locking lid dropped, improved the circumference locking effect between locking lid and the installation department simultaneously.

Drawings

Fig. 1 is a schematic view of a related art suspension type seated bearing.

Fig. 2 is a schematic structural view of a suspension type seated bearing.

Fig. 3 is a cross-sectional view of a suspended seated bearing.

Fig. 4 is a cross-sectional view of a bearing and groove.

Fig. 5 is a partially enlarged schematic view of a portion a in fig. 4.

Fig. 6 is a schematic structural view of the hexagon socket head cap bolt, the anti-loosening cover and the pressing piece.

Fig. 7 is a partially enlarged schematic view of a portion B in fig. 6.

Description of reference numerals: 1. a bearing seat; 11. an installation part; 12. mounting holes; 13. a first threaded hole; 14. a ring groove; 141. a second locking ring gear; 1411. a second lobe; 2. a bearing; 3. a locking cover; 31. a limiting convex part; 32. a first locking ring gear; 321. a first lobe; 4. a compression member; 41. pressing the elastic sheet; 411. a through hole; 5. a hexagon socket head cap screw; 51. a bolt head; 52. a keyhole; 53. a second screw; 6. mounting a column; 61. a first screw; 62. a screw; 63. a second threaded hole; 7. reinforcing ribs; 8. the equipment side wall.

Detailed Description

The present application is described in further detail below with reference to figures 1-7.

The embodiment of the application discloses suspension type rolling bearing. Referring to fig. 2, the suspension type seated bearing includes a bearing seat 1 and a bearing 2 installed on the bearing seat 1, and an outer ring of the bearing 2 is in interference fit with the bearing seat 1.

Referring to fig. 2 and 3, the bearing seat 1 has a mounting portion 11, three mounting holes 12 are formed in the mounting portion 11, the centers of the three mounting holes 12 form a regular triangle area, and the bearing seat 1 further has a reinforcing rib 7. The mounting hole 12 is provided with an inner hexagon bolt 5. The hexagon socket head cap screw 5 includes a head 51, a hole 52 and a second screw 53. The bottom surface of the head 51 of the hexagon socket head cap screw 5 is abutted against the top surface of the mounting part 11, the second screw 53 of the hexagon socket head cap screw 5 penetrates through the mounting hole 12, the mounting hole 12 of the mounting part 11 is just opposite to the threaded hole of the equipment side wall 8 by an operator, and the mounting part 11 is fixed on the equipment side wall 8 through the second screw 53 of the hexagon socket head cap screw 5.

Referring to fig. 6 and 7, the bearing housing 1 further includes a locking cover 3 for covering the head 51 of the hexagon socket head cap screw 5. The looseness-prevention cover 3 includes a limit projection 31 and a first locking ring gear 32. The limit convex part 31 can be inserted into the bolt hole 52 of the hexagon socket head cap screw 5, and the cross section of the limit convex part 31 is also in a regular hexagon shape and is matched with the bolt hole 52. A limiting structure for limiting the rotation of the anti-loosening cover 3 is arranged between the anti-loosening cover 3 and the mounting part 11. The limiting structure comprises a first locking toothed ring 32, a second locking toothed ring 141 and a pressing piece 4. The first locking ring gear 32 is disposed on the bottom surface of the anti-loosening cover 3, and the first teeth 321 are uniformly distributed on the first locking ring gear 32 in the circumferential direction.

Referring to fig. 3 to 5, the mounting portion 11 has an annular groove 14, and the annular groove 14 is disposed concentrically with the mounting hole 12. When the locking cover 3 covers the hexagon socket head cap screw 5, the inner wall of the locking cover 3 is attached to the outer wall of the bolt head 51 of the hexagon socket head cap screw 5.

Referring to fig. 5 and 7, the bottom of the ring groove 14 is provided with a second locking tooth ring 141, and second convex teeth 1411 engaged with the first convex teeth 321 are uniformly distributed on the second locking tooth ring 141 in the circumferential direction.

Referring to fig. 6, the top surface of the anti-loosening cover 3 is provided with a pressing piece 4, in this embodiment, the pressing piece 4 is a pressing elastic sheet 41, and the pressing elastic sheet 41 presses the anti-loosening cover 3 so that the first locking toothed ring 32 and the second locking toothed ring 141 have a tendency to be always abutted. A fixing structure for preventing the pressing elastic sheet 41 from falling is arranged between the pressing elastic sheet 41 and the mounting part 11. In this embodiment, the fixing structure is a mounting post 6, the bottom surface of the mounting post 6 is provided with a mounting part 11, the bottom surface is provided with a screw, and the mounting part 11 is provided with a first threaded hole 13 matched with the screw. The end, far away from the anti-loosening cover 3, of the pressing elastic sheet 41 is arranged on the top surface of the mounting column 6, and the pressing elastic sheet 41 and the mounting column 6 are fixed through a connecting piece. In this embodiment, the connecting member is a screw 62, and the top surface of the mounting post 6 has a second threaded hole 63 for engaging with the screw 62.

Referring to fig. 6, the pressing elastic pieces 41 include a fixing section, an elastic section, and a pressing section, and the number of the pressing elastic pieces 41 is three. When compressing tightly shell fragment 41 and compressing tightly locking lid 3, the three fixed segment that compresses tightly shell fragment 41 is vertical in proper order and installs in the top surface of erection column 6, and the elastic section is the tilt state, compresses tightly shell fragment 41 and locking lid 3 one-to-one, compresses tightly the section butt that compresses tightly shell fragment 41 in locking lid 3 top surface.

The installation steps of the suspension type bearing with the seat are as follows:

1. mounting the mounting column 6 in the first threaded hole 13 in a threaded manner, sequentially placing three pressing elastic pieces 41 on the mounting column 6, and fixedly mounting the three pressing elastic pieces 41 on the top surface of the mounting column 6 by using screws 62;

2. attaching the mounting part 11 to the equipment side wall 8 of the bearing seat 1 to be mounted, facing the mounting hole 12 in the mounting part 11 to the threaded hole in the equipment side wall 8, and fixing the mounting part 11 on the equipment side wall 8 by using the hexagon socket head cap screw 5;

3. the inner hexagon bolt 5 is covered by the anti-loosening cover 3 until the first locking toothed ring 32 is meshed with the second locking toothed ring 141 and the limit convex part 31 in the shape of a regular hexagon is completely detached into the bolt hole 52 of the inner hexagon bolt 5;

4. the pressing spring pieces 41 are abutted against the top surface of the anti-loosening cover 3 in a one-to-one correspondence manner.

The implementation principle of the suspension type seated bearing in the embodiment of the application is as follows: the first locking ring gear 32 of locking lid 3 meshes with the second locking ring gear 141 of annular 14, compresses tightly shell fragment 41 and compresses tightly locking lid 3 for locking lid 3 and hexagon socket head cap screw 5 circumference locking, locking lid 3 and the locking of installation department 11 circumference, thereby has reduced hexagon socket head cap screw 5 and has taken place not hard up probability after installing suspension type rolling bearing in equipment lateral wall 8.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A suspension type bearing with a seat comprises a bearing seat (1) and a bearing (2) installed on the bearing seat (1), wherein the bearing seat (1) is provided with an installation part (11), the top surface of the installation part (11) is provided with at least one installation hole (12) in a penetrating manner, and the suspension type bearing with the seat is characterized by further comprising an inner hexagonal bolt (5) installed on the installation hole (12) and a locking cover (3) for covering a bolt head (51) of the inner hexagonal bolt (5); the anti-loosening cover (3) is provided with a limiting convex part (31) inserted into a bolt hole (52) of the inner hexagon bolt (5); locking lid (3) with be equipped with the restriction between installation department (11) locking lid (3) rotatory limit structure.

2. Suspension type bearing with seat according to claim 1, characterized in that the limiting structure comprises a first locking toothed ring (32), a second locking toothed ring (141) and a pressure piece (4); the first locking gear ring (32) is arranged on the bottom surface of the anti-loosening cover (3), the second locking gear ring (141) is arranged on the mounting part (11), and the second locking gear ring (141) is meshed with the first locking gear ring (32); the pressing piece (4) presses the anti-loosening cover (3) so that the first locking gear ring (32) and the second locking gear ring (141) have a tendency of always abutting.

3. Suspension type bearing with seat according to claim 2, characterized in that the mounting part (11) has a ring groove (14), and that the second locking tooth ring (141) is provided at the bottom of the ring groove (14).

4. Suspension bearing according to claim 2, wherein the pressure means (4) is a pressure spring (41).

5. The suspension type seated bearing according to claim 4, characterized in that a fixing structure for preventing the pressing spring (41) from falling off is arranged between the pressing spring (41) and the mounting part (11); the fixing structure comprises an installation column (6), the installation column (6) is arranged on the top surface of the installation part (11), one end, far away from the anti-loosening cover (3), of the compression elastic sheet (41) is arranged on the top surface of the installation column (6), and the compression elastic sheet (41) is fixed with the installation column (6) through a connecting piece.

6. Suspension type bearing with seat according to claim 5, characterized in that the mounting post (6) has a first threaded rod (61) on its bottom surface, and the mounting portion (11) has a first threaded hole (13) cooperating with the first threaded rod (61).

7. Suspension type bearing with seat according to claim 5, characterized in that the connection is a screw (62), the mounting post (6) having a second threaded hole (63) in its top surface for cooperation with the screw (62); one end, far away from the anti-loosening cover (3), of the compression elastic sheet (41) is provided with a through hole (411) matched with the screw (62), and the compression elastic sheet (41) is fixedly installed on the mounting column (6) through the screw (62).

8. Suspension type bearing with seat according to claim 7, characterized in that the number of mounting holes (12) is three, the circle centers of three mounting holes (12) forming a regular triangle area.

9. Suspension type seater bearing according to claim 8, wherein the number of compression springs (41) is three.

10. Suspension type bearing with seat according to claim 9, characterized in that the mounting post (6) is arranged in the center of the area of regular triangle formed by the centers of the three mounting holes (12).