CN210819382U

CN210819382U - Bearing convenient to change

Info

Publication number: CN210819382U
Application number: CN201921624683.2U
Authority: CN
Inventors: 杜瑞财
Original assignee: Yantai Guangyuan Civil Air Defense Equipment Co ltd
Current assignee: Yantai Guangyuan Civil Air Defense Equipment Co ltd
Priority date: 2019-09-27
Filing date: 2019-09-27
Publication date: 2020-06-23
Anticipated expiration: 2029-09-27

Abstract

The utility model belongs to the technical field of bearings, in particular to a bearing convenient to replace, which comprises a connecting rod and a connecting bearing, wherein a cavity is arranged on the inner wall of the connecting rod, the top and the bottom of the inner wall of the cavity are both fixedly connected with first bearings, and first rotating shafts are respectively arranged in the two first bearings; the utility model discloses, drive first lead screw and second lead screw through the third pivot and rotate, with the help of the cooperation of first slide bar and first sliding sleeve, can make screw rod sleeve and first sliding sleeve drive fixed plate and fixture block and draw-in groove joint or separation, the device adopts the fixture block, the draw-in groove, first lead screw, the second lead screw, first sliding sleeve, drive assembly, first slide bar and screw rod sleeve, realized the convenient dismouting to the joint bearing, the change efficiency to the joint bearing has been improved greatly, time saving and labor saving, through setting up handle and chucking subassembly, realized fixing to handle turned angle, whole device is rational in infrastructure, and easy operation, therefore, the clothes hanger is strong in practicability.

Description

Bearing convenient to change

Technical Field

The utility model belongs to the technical field of the bearing, concretely relates to bearing convenient to change.

Background

The bearing is an important part in the modern mechanical equipment, and the main function of the bearing is to support a mechanical rotating body, reduce the friction coefficient in the movement process of the mechanical rotating body and ensure the rotation precision of the mechanical rotating body.

At present, along with the continuous development and the progress of mechanization, the bearing is by extensive use, and the bearing is very easy to appear damaging in long-term use, need change the bearing when damaging, but current bearing replacement procedure is comparatively complicated, wastes time and energy, very big reduction bearing change efficiency, be unfavorable for improving availability factor and the production efficiency to equipment, bring very big inconvenience for using.

Disclosure of Invention

To solve the problems set forth in the background art described above. The utility model provides a bearing convenient to change has the characteristics of being convenient for more smooth and convenient to use.

In order to achieve the above object, the utility model provides a following technical scheme: a bearing convenient to replace comprises a connecting rod and a connecting bearing, wherein a cavity is formed in the inner wall of the connecting rod, first bearings are fixedly connected to the top and the bottom of the inner wall of the cavity, first rotating shafts are arranged in the two first bearings in a penetrating manner, a first screw rod and a second screw rod are respectively and fixedly connected to opposite surfaces of the two first rotating shafts, a third rotating shaft is fixedly connected to opposite ends of the first screw rod and the second screw rod, screw rod sleeves are respectively and threadedly connected to surfaces of the first screw rod and the second screw rod, a first sliding rod is fixedly connected to the inner wall of the cavity, two first sliding sleeves are slidably connected to the surface of the first sliding rod, a fixing plate is fixedly connected to the screw rod sleeves and the first sliding sleeves, a clamping block is fixedly connected to one end of the fixing plate, a clamping groove is formed in the connecting bearing, a through hole is formed in the cavity, and the, the fixed surface of third pivot is connected with drive assembly, the side and the fixedly connected with handle of connecting rod are passed to drive assembly's one end, fixedly connected with chucking subassembly on hand, the constant head tank has been seted up to the side of connecting rod, chucking subassembly and constant head tank joint.

Preferably, the driving assembly comprises a driving bevel gear, a driven bevel gear, a second rotating shaft and a second bearing, the driven bevel gear is fixedly connected to the surface of the third rotating shaft and meshed with the driving bevel gear, the second rotating shaft is fixedly connected to the side face of the driven bevel gear, the second bearing is fixedly connected to the side face of the cavity, and one end of the second rotating shaft penetrates through the second bearing and is fixedly connected with the handle.

Preferably, the chucking subassembly includes second slide bar, second sliding sleeve, spring and baffle, second sliding sleeve fixed connection is on hand, sliding connection has the second slide bar in the second sliding sleeve, the one end and the constant head tank joint of second slide bar, the other end fixedly connected with baffle of second slide bar, the spring has been cup jointed on the surface of second slide bar, the one end fixed connection of spring is on the baffle, the other end fixed connection of spring is on the second sliding sleeve.

Preferably, the surface screw thread direction of the first screw rod is opposite to that of the second screw rod, and the surface of the handle is provided with an anti-skidding sleeve.

Preferably, the first sliding rod and the first sliding sleeve are rectangular in shape, the first sliding rod is matched with the first sliding sleeve, and the fixing plate is U-shaped.

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

the utility model discloses, through the rotation of third pivot drive first lead screw and second lead screw, with the help of the cooperation of first slide bar and first sliding sleeve, can make lead screw sleeve and first sliding sleeve drive fixed plate and fixture block and draw-in groove joint or separation, and then realize the convenient dismouting to the connection bearing, the dismouting efficiency is high, second pivot in the drive assembly rotates, can drive the rotation of drive bevel gear, and then drive driven bevel gear through drive bevel gear and rotate, realize the purpose that third pivot drives first lead screw and second lead screw and rotates, the device adopts fixture block, draw-in groove, first lead screw, second lead screw, first sliding sleeve, drive assembly, first slide bar and lead screw sleeve, realized the convenient dismouting to the connection bearing, greatly improved the replacement efficiency to the connection bearing, and is time saving and labor saving, through setting up handle and chucking subassembly, realized the fixing to handle turned angle, the whole device is reasonable in structure, simple to operate and high in practicability.

The utility model discloses, can increase the frictional force between people's hand and the handle through setting up anti-skidding cover, avoid appearing the gliding condition when using the handle, the second slide bar in the chucking subassembly, with the help of the elasticity of spring, can with constant head tank joint and separation, realize fixed and rotation to handle and drive assembly, the upper and lower slip effect of first slide bar and first sliding sleeve can cooperate the lead screw sleeve to drive the fixed plate and reciprocate.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of a front view section of the present invention;

fig. 2 is a schematic structural view of the clamping assembly of the present invention;

fig. 3 is a schematic structural diagram of the driving assembly of the present invention;

in the figure: 1. a connecting rod; 2. a first sliding sleeve; 3. connecting a bearing; 4. a card slot; 5. a clamping block; 6. an anti-slip sleeve; 7. a clamping assembly; 71. a second slide bar; 72. a second sliding sleeve; 73. a spring; 74. a baffle plate; 8. a handle; 9. positioning a groove; 10. a drive assembly; 101. a driven bevel gear; 102. a drive bevel gear; 103. a second rotating shaft; 104. a second bearing; 11. a through hole; 12. a first lead screw; 13. a first rotating shaft; 14. a first bearing; 15. a fixing plate; 16. a third rotating shaft; 17. a first slide bar; 18. a screw rod sleeve; 19. a second lead screw; 20. a cavity.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-3, the present invention provides the following technical solutions: a bearing convenient to replace comprises a connecting rod 1 and a connecting bearing 3, wherein a cavity 20 is formed in the inner wall of the connecting rod 1, first bearings 14 are fixedly connected to the top and the bottom of the inner wall of the cavity 20, first rotating shafts 13 penetrate through the two first bearings 14, a first lead screw 12 and a second lead screw 19 are fixedly connected to the opposite surfaces of the two first rotating shafts 13 respectively, a third rotating shaft 16 drives the first lead screw 12 and the second lead screw 19 to rotate, the lead screw sleeve 18 and the first sliding sleeve 2 can drive a fixing plate 15 and a clamping block 5 to be clamped or separated with a clamping groove 4 by means of the matching of a first sliding rod 17 and a first sliding sleeve 2, the connecting bearing 3 is conveniently disassembled and assembled, the disassembling efficiency is high, the clamping block 5 is made of elastic rubber materials, the opposite end of the first lead screw 12 and the second lead screw 19 is fixedly connected with a third rotating shaft 16, the lead screw sleeve 18 is in threaded connection with the surfaces of the first lead screw 12 and the second lead screw 19, the inner wall of the cavity 20 is fixedly connected with a first slide bar 17, the surface of the first slide bar 17 is connected with two first sliding sleeves 2 in a sliding manner, the first slide bar 17 and the first sliding sleeves 2 slide up and down, and can be matched with a lead screw sleeve 18 to drive a fixing plate 15 to move up and down, the lead screw sleeve 18 and the first sliding sleeve 2 are fixedly connected with the fixing plate 15, one end of the fixing plate 15 is fixedly connected with a clamping block 5, a clamping groove 4 is arranged on the connecting bearing 3, a through hole 11 is arranged on the cavity 20, the clamping block 5 passes through the through hole 11 and is clamped with the clamping groove 4, the surface of the third rotating shaft 16 is fixedly connected with a driving assembly 10, one end of the driving assembly 10 passes through the side surface of the connecting rod 1 and is fixedly connected with a handle 8, a clamping assembly 7 is fixedly connected on the handle 8, a positioning groove 9 is arranged on, the device adopts fixture block 5, draw-in groove 4, first lead screw 12, second lead screw 19, first sliding sleeve 2, drive assembly 10, first slide bar 17 and lead screw sleeve 18, has realized the convenient dismouting to coupling bearing 3, has improved the change efficiency to coupling bearing 3 greatly, and labour saving and time saving has realized fixing handle 8 turned angle through setting up handle 8 and chucking subassembly 7, and whole device is rational in infrastructure, easy operation, and the practicality is strong.

Specifically, the driving assembly 10 includes a driving bevel gear 102, a driven bevel gear 101, a second rotating shaft 103 and a second bearing 104, the driven bevel gear 101 is fixedly connected to the surface of the third rotating shaft 16, the driven bevel gear 101 is engaged with the driving bevel gear 102, the second rotating shaft 103 is fixedly connected to the side surface of the driven bevel gear 101, the second bearing 104 is fixedly connected to the side surface of the cavity 20, one end of the second rotating shaft 103 penetrates through the second bearing 104 and is fixedly connected to the handle 8, the second rotating shaft 103 in the driving assembly 10 rotates to drive the driving bevel gear 102 to rotate, and then the driving bevel gear 102 drives the driven bevel gear 101 to rotate, so that the purpose that the third rotating shaft 16 drives the first lead screw 12 and the second lead screw 19 to rotate is achieved.

Specifically, chucking subassembly 7 includes second slide bar 71, second sliding sleeve 72, spring 73 and baffle 74, second sliding sleeve 72 fixed connection is on handle 8, sliding connection has second slide bar 71 in second sliding sleeve 72, the one end and the constant head tank 9 joint of second slide bar 71, the other end fixedly connected with baffle 74 of second slide bar 71, spring 73 has been cup jointed on the surface of second slide bar 71, the one end fixed connection of spring 73 is on baffle 74, the other end fixed connection of spring 73 is on second sliding sleeve 72, and second slide bar 71 in chucking subassembly 7, with the help of the elasticity of spring 73, can with constant head tank 9 joint and separation, realize the fixed and rotation to handle 8 and drive assembly 10.

Specifically, the surface thread directions of the first screw rod 12 and the second screw rod 19 are opposite, the anti-slip sleeve 6 is arranged on the surface of the handle 8, the friction force between the hand of a user and the handle 8 can be increased by arranging the anti-slip sleeve 6, and the situation that the user slides when using the handle 8 is avoided.

Specifically, the first sliding rod 17 and the first sliding sleeve 2 are rectangular, the first sliding rod 17 is matched with the first sliding sleeve 2, and the fixing plate 15 is U-shaped.

The utility model discloses a theory of operation and use flow: when the utility model is used, firstly, the connecting bearing 3 is sleeved on the connecting rod 1, then the handle 8 is rotated to drive the second rotating shaft 103 to rotate, and further, the first screw rod 12 and the second screw rod 19 are driven to rotate through the meshing of the driving bevel gear 102 and the driven bevel gear 101, the screw rod sleeve 18 is driven to drive the fixing plate 15 to move oppositely by means of the sliding fit of the first slide rod 17 and the first sliding sleeve 2, the fixture block 5 is clamped with the clamping groove 4, the fixing between the connecting bearing 3 and the connecting rod 1 is realized, the installation is completed, the baffle 74 is pulled, the second slide rod 71 is clamped with the positioning groove 9 by means of the elasticity of the spring 73, the handle 8 is fixed, when the connecting bearing 3 needs to be replaced, the second slide rod 71 is separated from the positioning groove 9, the handle 8 is rotated reversely, the first screw rod 12 and the second screw rod 19 are rotated to drive the two fixing plates 15 to approach each other, the clamping block 5 is separated from the clamping groove 4, and the connecting bearing 3 is taken down for replacement.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a bearing convenient to change, includes connecting rod (1) and connection bearing (3), its characterized in that: the inner wall of the connecting rod (1) is provided with a cavity (20), the top and the bottom of the inner wall of the cavity (20) are fixedly connected with first bearings (14), first rotating shafts (13) are arranged in the two first bearings (14) in a penetrating way, the opposite surfaces of the two first rotating shafts (13) are respectively fixedly connected with a first screw rod (12) and a second screw rod (19), the opposite ends of the first screw rod (12) and the second screw rod (19) are fixedly connected with a third rotating shaft (16), the surfaces of the first screw rod (12) and the second screw rod (19) are respectively and fixedly connected with a screw rod sleeve (18) in a threaded way, the inner wall of the cavity (20) is fixedly connected with a first sliding rod (17), the surface of the first sliding rod (17) is connected with two first sliding sleeves (2) in a sliding way, and the screw rod sleeve (18) and the first sliding sleeve (2) are fixedly connected, the one end fixedly connected with fixture block (5) of fixed plate (15), draw-in groove (4) have been seted up on connecting bearing (3), through-hole (11) have been seted up on cavity (20), fixture block (5) pass through-hole (11) and with draw-in groove (4) joint, the fixed surface of third pivot (16) is connected with drive assembly (10), the side and the fixedly connected with handle (8) of connecting rod (1) are passed to the one end of drive assembly (10), fixedly connected with chucking subassembly (7) are gone up in handle (8), constant head tank (9) have been seted up to the side of connecting rod (1), chucking subassembly (7) and constant head tank (9) joint.

2. A replacement facilitating bearing according to claim 1, wherein: the driving assembly (10) comprises a driving bevel gear (102), a driven bevel gear (101), a second rotating shaft (103) and a second bearing (104), the driven bevel gear (101) is fixedly connected to the surface of a third rotating shaft (16), the driven bevel gear (101) is meshed with the driving bevel gear (102), the second rotating shaft (103) is fixedly connected to the side surface of the driven bevel gear (101), the second bearing (104) is fixedly connected to the side surface of the cavity (20), and one end of the second rotating shaft (103) penetrates through the second bearing (104) and is fixedly connected with the handle (8).

3. A replacement facilitating bearing according to claim 1, wherein: chucking subassembly (7) include second slide bar (71), second sliding sleeve (72), spring (73) and baffle (74), second sliding sleeve (72) fixed connection is on handle (8), sliding connection has second slide bar (71) in second sliding sleeve (72), the one end and constant head tank (9) joint of second slide bar (71), the other end fixedly connected with baffle (74) of second slide bar (71), spring (73) have been cup jointed on the surface of second slide bar (71), the one end fixed connection of spring (73) is on baffle (74), the other end fixed connection of spring (73) is on second sliding sleeve (72).

4. A replacement facilitating bearing according to claim 1, wherein: the surface thread directions of the first screw rod (12) and the second screw rod (19) are opposite, and the surface of the handle (8) is provided with an anti-skidding sleeve (6).

5. A replacement facilitating bearing according to claim 1, wherein: the first sliding rod (17) and the first sliding sleeve (2) are rectangular in shape, the first sliding rod (17) is matched with the first sliding sleeve (2), and the fixing plate (15) is U-shaped.