CN216241894U

CN216241894U - Square insert bearing seat

Info

Publication number: CN216241894U
Application number: CN202122975579.1U
Authority: CN
Inventors: 汪金彬; 李中英; 汪杰; 汪新
Original assignee: Linqing Jinbin Bearing Co ltd
Current assignee: Linqing Jinbin Bearing Co ltd
Priority date: 2021-11-30
Filing date: 2021-11-30
Publication date: 2022-04-08
Anticipated expiration: 2031-11-30

Abstract

The utility model provides a square outer spherical surface bearing seat, which belongs to the field of bearing seats and aims to solve the problems that a bearing arranged in the existing outer spherical surface bearing seat is easy to fall off in the operation process, a sealing ring on the bearing is easy to be impacted by external impurities, the service life of the bearing is influenced, and a bolt on the outer spherical surface bearing seat is easy to loosen under external force; the main part inboard is provided with the drum, and the main part up end is personally submitted the annular array and is provided with four petal shape strengthening ribs, and bearing assembly is installed to the drum inner peripheral surface, and an annular groove has all been seted up to the lower extreme on the drum inner peripheral surface, keeps off the combination of piece through annular groove and annular, can prevent effectively that the outer lane from taking place the phenomenon that drops from the drum is inside, effectively blocks impurity to the inside invasion of bearing, prolongs the life of sealing washer to through the setting of locking subassembly, effectively avoided fastening bolt to take place not hard up phenomenon.

Description

Square insert bearing seat

Technical Field

The utility model belongs to the technical field of bearing seats, and particularly relates to a square outer spherical surface bearing seat.

Background

The spherical bearing seat with spherical outside surface is one bearing unit combining rolling bearing and bearing seat. Most of the outer spherical bearings are made with spherical outer diameter and installed with inlet bearing seat with spherical inner hole.

However, when the existing insert spherical bearing seat is used, the bearing installed inside the existing insert spherical bearing seat is easy to fall off in the operation process, and although the sealing ring is arranged on the bearing, external impurities (such as mud, dust, stones and the like) easily impact the sealing ring, so that the service life of the internal structure of the bearing is shortened.

Therefore, in view of the above, research and improvement are made on the existing structure and defects, and a square bearing seat with an outer spherical surface is provided in order to achieve the purpose of higher practical value.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides a square outer spherical surface bearing seat to solve the problems that a bearing arranged in the existing outer spherical surface bearing seat is easy to fall off in the operation process, a sealing ring on the bearing is easy to be impacted by external impurities to influence the service life, and a bolt on the outer spherical surface bearing seat is easy to loosen by external force.

The purpose and the effect of the square outer spherical surface bearing seat are achieved by the following specific technical means:

a square bearing seat with an outer spherical surface comprises a main body; a cylinder is arranged on the inner side of the main body, four petal-shaped reinforcing ribs are arranged on the upper end surface of the main body in an annular array shape, a bearing assembly is arranged on the inner circumferential surface of the cylinder, and annular clamping grooves are formed in the upper end and the lower end of the inner circumferential surface of the cylinder; four corners of the bottom end surface of the main body are respectively provided with a mounting hole penetrating through the petal-shaped reinforcing rib, and a fastening bolt penetrates through the inside of each mounting hole in a sliding manner; the locking subassembly is installed to the main part up end, and is provided with spacing portion on the locking subassembly.

Further, the bearing assembly comprises a long inner ring, an annular stopper and an outer ring, wherein the outer ring is arranged outside the long inner ring, and the outer ring is arranged inside the cylinder; the number of the annular blocking pieces is two, the two annular blocking pieces are respectively arranged in the two annular clamping grooves, and opposite surfaces of the two annular blocking pieces are respectively contacted with the upper end and the lower end of the outer ring.

Furthermore, the upper end of the fastening bolt is provided with a one-way limiting gear at the lower part of the hexagonal rotating block, and the periphery of the one-way limiting gear is provided with fan-shaped limiting teeth in an annular array shape.

Furthermore, the locking assembly comprises four locking sliding shells, locking sliding blocks, triangular clamping blocks and guide rods, the four locking sliding shells are fixedly connected to the upper end face of the main body, one locking sliding block is connected inside each locking sliding shell in a sliding mode, and the head end of each locking sliding block is provided with one triangular clamping block; and a guide rod penetrating through the tail part of the locking sliding shell is arranged at the tail end of each locking sliding block, and a spring is sleeved inside the locking sliding shell outside the guide rod.

Furthermore, the locking assembly further comprises annular pull ropes, pulleys and connecting rods, one connecting rod is fixedly connected to one side face of each locking sliding block, and the annular pull ropes are connected between the other ends of the four connecting rods; the quantity of pulley is four, and four pulleys all rotate through the pivot and connect in petal shape strengthening rib up end, and four pulleys all with annular stay cord sliding connection.

Furthermore, when the locking assembly is in a locking state, the head ends of the four triangular clamping blocks are respectively in close contact with the peripheral surfaces of the one-way limiting gears on the four fastening bolts.

Furthermore, the limiting part comprises four T-shaped sliding columns, a sliding plate, a lifting handle and limiting columns, the four T-shaped sliding columns are fixedly connected to the upper end face of one locking sliding block at the left part of the front side, the sliding plates are connected to the outer parts of the four T-shaped sliding columns in a sliding mode, the lifting handle is fixedly connected to the outer side face of each sliding plate, and a spring is sleeved on the outer part of each T-shaped sliding column, which is located at the upper part of each sliding plate; the limiting column is fixedly connected with the upper end face of one locking sliding shell at the left part of the front side.

Furthermore, when the lifting handle is clamped at the right side of the limiting column, the locking sliding block is in a limiting state in the locking sliding shell.

Compared with the prior art, the utility model has the following beneficial effects:

1. through the combination of ring groove and annular fender piece, can prevent effectively that the outer lane from taking place the phenomenon that drops from the inside drum, meanwhile, keep off the setting of piece through two annulars, can also effectively alleviate the sealing washer on the outer lane receive outside impurity (earth) in the use, the dust, the impact force of stone to the sealing washer, thereby can keep the stability of the operational environment of the inside key structure of outer lane, prevent that the sealing washer on the outer lane can atress or lead to the phenomenon of sealed inefficacy with impurity friction, through experimental its complete and clean that can effectively protect the inside main sealing member of outer lane, effectively block impurity to the inside invasion of bearing, the life of extension sealing washer, and then improve the life of bearing.

2. Through the setting of locking subassembly, after four fastening bolt clockwise tighten, at this moment, four locking sliders will be tight to the head end top under the effect of guide arm external spring to make four triangle-shaped fixture blocks respectively with the one-way spacing gear outer peripheral face in close contact with on four fastening bolt, thereby make four one-way spacing gears can not carry out anticlockwise rotation this moment, thereby effectively avoided fastening bolt to take place not hard up phenomenon, thereby the steadiness when effectively having improved this spherical outside surface ball bearing frame and using.

3. Through the cooperation of annular stay cord and connecting rod, when need with four locking sliders to the tail end pulling, only need through manual will carry the pull handle to go up to carry and draw, then will carry the pull handle to stimulate right to spacing post right side, and will carry the pull handle card on spacing post right side, and move the in-process to the right at carrying the pull handle, it moves to the tail end to drive a locking slider of front side left part, then it moves to drive a connecting rod of front side left part to move right, then other three connecting rods of rethread annular stay cord will stimulate will be removed simultaneously, thereby can make four locking sliders carry out the pulling operation to the tail end simultaneously, thereby convenience when having improved the locking subassembly operation greatly.

Drawings

Fig. 1 is a schematic axial view of the present invention.

Fig. 2 is a schematic structural diagram in a split state of the present invention.

Fig. 3 is a partial sectional structural schematic view of the body and cylinder of the present invention.

Fig. 4 is a schematic view of the present invention at a part enlarged in fig. 1.

Fig. 5 is a schematic top view of the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a main body; 101. petal-shaped reinforcing ribs; 102. a cylinder; 103. an annular neck; 2. a bearing assembly; 201. a long inner ring; 202. an annular stopper; 203. an outer ring; 3. fastening a bolt; 301. a one-way limit gear; 4. a locking assembly; 401. locking the sliding shell; 402. a locking slide block; 403. an annular pull rope; 404. a triangular clamping block; 405. a pulley; 406. a guide bar; 407. a connecting rod; 5. a limiting part; 501. a T-shaped strut; 502. a sliding plate; 503. lifting a handle; 504. a limiting column.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 5:

the utility model provides a square outer spherical surface bearing seat, which comprises a main body 1; a cylinder 102 is arranged on the inner side of the main body 1, four petal-shaped reinforcing ribs 101 are arranged on the upper end surface of the main body 1 in an annular array shape, a bearing assembly 2 is arranged on the inner circumferential surface of the cylinder 102, and an annular clamping groove 103 is formed in each of the upper end and the lower end of the inner circumferential surface of the cylinder 102; four corners of the bottom end surface of the main body 1 are respectively provided with a mounting hole penetrating through the petal-shaped reinforcing ribs 101, and a fastening bolt 3 is slidably penetrated through the inside of each mounting hole; locking subassembly 4 is installed to main part 1 up end, and is provided with spacing portion 5 on the locking subassembly 4 for it is spacing to carry out after moving locking slider 402 to the tail end.

Referring to fig. 1 and 2, the bearing assembly 2 comprises an elongated inner ring 201, an annular barrier 202 and an outer ring 203, the outer ring 203 being mounted externally to the elongated inner ring 201 and the outer ring 203 being mounted internally to the cylinder 102; the quantity that the annular kept off 202 is two, and two annular keep off 202 and install respectively inside two ring groove 103, and two annular keep off 202 opposite faces and outer lane 203 upper and lower both ends contact respectively, keep off the setting of 202 through two annular, can prevent effectively that outer lane 203 from taking place the phenomenon that drops from drum 102 is inside, and can also effectively alleviate the sealing washer on outer lane 203 and receive the impact force of outside impurity to the sealing washer in the use, improve the life of sealing washer.

Referring to fig. 1 and 5, a one-way limiting gear 301 is disposed at the lower portion of the hexagonal rotary block at the upper end of the fastening bolt 3, and fan-shaped limiting teeth are disposed on the outer periphery of the one-way limiting gear 301 in an annular array for being clamped with the triangular clamping block 404.

Referring to fig. 1 and 4, the locking assembly 4 includes four locking sliding housings 401, four locking sliding blocks 402, triangular clamping blocks 404 and guide rods 406, the number of the locking sliding housings 401 is four, the four locking sliding housings 401 are fixedly connected to the upper end surface of the main body 1, one locking sliding block 402 is slidably connected inside each locking sliding housing 401, and the head end of each locking sliding block 402 is provided with one triangular clamping block 404; a guide rod 406 penetrating through the tail of the locking sliding shell 401 is arranged at the tail end of each locking sliding block 402, and a spring is sleeved inside the locking sliding shell 401 outside the guide rod 406; the locking assembly 4 further comprises an annular pull rope 403, a pulley 405 and connecting rods 407, one side surface of each locking sliding block 402 is fixedly connected with one connecting rod 407, and the annular pull rope 403 is connected between the other ends of the four connecting rods 407; the number of the pulleys 405 is four, the four pulleys 405 are rotatably connected to the upper end face of the petal-shaped reinforcing rib 101 through rotating shafts, and the four pulleys 405 are slidably connected with the annular stay cord 403; when the locking assembly 4 is in a locking state, the head ends of the four triangular clamping blocks 404 are respectively in close contact with the outer peripheral surfaces of the one-way limiting gears 301 on the four fastening bolts 3, so that the one-way limiting gears 301 cannot rotate anticlockwise, and the phenomenon that the fastening bolts 3 are loosened is effectively avoided.

Referring to fig. 4 and 5, the limiting portion 5 includes four T-shaped sliding columns 501, a sliding plate 502, a lifting handle 503 and a limiting column 504, the number of the T-shaped sliding columns 501 is four, the four T-shaped sliding columns 501 are all fixedly connected to the upper end face of one locking sliding block 402 on the left portion of the front side, the sliding plate 502 is connected to the outer portions of the four T-shaped sliding columns 501 in a sliding manner, the lifting handle 503 is fixedly connected to the outer side face of the sliding plate 502, and a spring is sleeved on the outer portion of each T-shaped sliding column 501, which is located on the upper portion of the sliding plate 502; the limiting column 504 is fixedly connected with the upper end face of one locking sliding shell 401 at the left part of the front side; when the lifting handle 503 is clamped at the right side of the limiting column 504, the locking slide block 402 is in a limiting state inside the locking slide shell 401, so that the four triangular clamp blocks 404 can be quickly and effectively limited when being separated from the four one-way limiting gears 301, and convenience of the fastening bolt 3 in manual operation of counterclockwise loosening is improved.

The specific use mode and function of the embodiment are as follows:

in the utility model, during installation, the long inner ring 201 is installed inside the outer ring 203, then the outer ring 203 is installed inside the cylinder 102, then the two annular stoppers 202 are extruded inside the two annular clamping grooves 103 through the die tooling, and the opposite surfaces of the two annular stoppers 202 are respectively contacted with the upper end and the lower end of the outer ring 203, so that the outer ring 203 can obtain effective limiting effect inside the cylinder 102, and the outer ring 203 can be effectively prevented from falling off from the inside of the cylinder 102;

when installing this insert bearing seat to the support object through four fastening bolt 3, only need clockwise to rotate four fastening bolt 3 respectively, with four fastening bolt 3 threaded connection to the threaded hole on the support object can, clockwise screw up the back when four fastening bolt 3, this moment, four locking sliders 402 will be tight to the head end top under the effect of guide arm 406 external spring, thereby make four triangle-shaped fixture blocks 404 respectively with four one-way limiting gear 301 outer peripheral face in close contact with on the fastening bolt 3, thereby make four one-way limiting gear 301 can not carry out anticlockwise rotation this moment, thereby effectively avoided fastening bolt 3 to take place not hard up phenomenon.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides a square insert bearing frame which characterized in that: comprises a main body (1); a cylinder (102) is arranged on the inner side of the main body (1), four petal-shaped reinforcing ribs (101) are arranged on the upper end surface of the main body (1) in an annular array shape, a bearing assembly (2) is arranged on the inner circumferential surface of the cylinder (102), and annular clamping grooves (103) are formed in the upper end and the lower end of the inner circumferential surface of the cylinder (102); four corners of the bottom end surface of the main body (1) are respectively provided with a mounting hole penetrating through the petal-shaped reinforcing ribs (101), and a fastening bolt (3) penetrates through each mounting hole in a sliding manner; locking subassembly (4) are installed to main part (1) up end, and are provided with spacing portion (5) on locking subassembly (4).

2. The square insert bearing seat according to claim 1, wherein: the bearing assembly (2) comprises a long inner ring (201), an annular stopper (202) and an outer ring (203), wherein the outer ring (203) is installed outside the long inner ring (201), and the outer ring (203) is installed inside the cylinder (102); the number of the annular blocking pieces (202) is two, the two annular blocking pieces (202) are respectively installed in the two annular clamping grooves (103), and opposite surfaces of the two annular blocking pieces (202) are respectively contacted with the upper end and the lower end of the outer ring (203).

3. The square insert bearing seat according to claim 1, wherein: the upper end of the fastening bolt (3) is positioned at the lower part of the hexagonal rotating block and is provided with a one-way limiting gear (301), and the peripheral surface of the one-way limiting gear (301) is provided with fan-shaped limiting teeth in an annular array shape.

4. The square insert bearing seat according to claim 1, wherein: the locking assembly (4) comprises four locking sliding shells (401), locking sliding blocks (402), triangular clamping blocks (404) and guide rods (406), the number of the locking sliding shells (401) is four, the four locking sliding shells (401) are fixedly connected to the upper end face of the main body (1), one locking sliding block (402) is connected to the inside of each locking sliding shell (401) in a sliding mode, and the head end of each locking sliding block (402) is provided with one triangular clamping block (404); the tail end of each locking sliding block (402) is provided with a guide rod (406) penetrating through the tail of the locking sliding shell (401), and the outside of the guide rod (406) is located inside the locking sliding shell (401) and sleeved with a spring.

5. The square insert bearing seat according to claim 4, wherein: the locking assembly (4) further comprises an annular pull rope (403), pulleys (405) and connecting rods (407), one connecting rod (407) is fixedly connected to one side face of each locking sliding block (402), and the annular pull rope (403) is connected between the other ends of the four connecting rods (407); the quantity of pulley (405) is four, and four pulley (405) all rotate through the pivot and connect in petal shape strengthening rib (101) up end, four pulley (405) all with annular stay cord (403) sliding connection.

6. The square insert bearing seat according to claim 4, wherein: when the locking assembly (4) is in a locking state, the head ends of the four triangular clamping blocks (404) are respectively in close contact with the peripheral surfaces of the one-way limiting gears (301) on the four fastening bolts (3).

7. The square insert bearing seat according to claim 4, wherein: the limiting part (5) comprises four T-shaped sliding columns (501), a sliding plate (502), a lifting handle (503) and limiting columns (504), the number of the T-shaped sliding columns (501) is four, the four T-shaped sliding columns (501) are fixedly connected to the upper end face of one locking sliding block (402) on the left part of the front side, the sliding plate (502) is connected to the outer portions of the four T-shaped sliding columns (501) in a sliding mode, the lifting handle (503) is fixedly connected to the outer side face of the sliding plate (502), and springs are sleeved on the outer portions, located on the upper portion of the sliding plate (502), of each T-shaped sliding column (501); the limiting column (504) is fixedly connected with the upper end face of one locking sliding shell (401) at the left part of the front side.

8. The square insert bearing seat according to claim 7, wherein: when the lifting handle (503) is clamped at the right side part of the limiting column (504), the locking sliding block (402) is in a limiting state in the locking sliding shell (401).