A spherical bearing device with self-lubricating liner

Abstract

The utility model discloses a joint bearing device of a self-lubricating pad, comprising an assembled closed panel, a connecting end rod and a self-lubricating pad bearing sleeve, wherein the assembled closed panel is installed and connected to the upper end position of the self-lubricating pad bearing sleeve, the outer end of the assembled closed panel is provided with a connecting end rod, and the lower end of the self-lubricating pad bearing sleeve is provided with a joint ball head, and an anti-detachment bottom cover plate structure is provided to effectively block the opening of the lower end of the self-lubricating pad bearing sleeve, and the connecting ear plate of the anti-detachment bottom cover plate is connected to the self-lubricating pad bearing sleeve through the internal mounting screws, so that the connecting ear plate can be installed and connected to the self-lubricating pad bearing sleeve, and the connecting ear plate drives the bottom cover plate shell to block the lower end of the self-lubricating pad bearing sleeve, so that the joint ball head is stably sleeved between the self-lubricating pad bearing sleeve and the bottom cover plate shell, thereby avoiding loosening and falling off during rotation, and the joint ball head can be used for limited rotation due to the ball head sleeve hole inside the bottom cover plate shell.

Description

Technical Field

[0001] The utility model relates to the technical field of self-lubricating pad bearings, in particular to a spherical bearing device of a self-lubricating pad. Background Art

[0002] Self-lubricating gaskets are mechanical seals that fill the space between two or more mating surfaces. They achieve self-lubricating effect by compounding a solid lubricant with a low friction coefficient into the load-bearing matrix to reduce the friction between the friction surfaces or other forms of surface damage.

[0003] The existing Chinese patent CN216554960U disclosed a joint bearing on May 17, 2022, including an outer ring and an inner ring, the outer ring is provided with a first inner spherical surface, the inner ring is provided with a first outer spherical surface, the first inner spherical surface and the first outer spherical surface are in sliding contact with each other, and also includes a protective shell, the protective shell and the outer ring are sleeved together, and the protective shell is provided with a second inner spherical surface, the outer ring is provided with a second outer spherical surface, the second inner spherical surface and the second outer spherical surface are in sliding contact with each other, and a bolt is passed through the protective shell and the outer ring to constitute a rotational connection between the two.

[0004] However, when the above device is in use, the outer ring is rotating, and there is no good elastic pulling and resisting structure on the outside, so the outer ring is easy to fall off during lubrication rotation, which is not very stable during use. Utility Model Content

[0005] The purpose of the utility model is to provide a spherical bearing device with a self-lubricating pad.

[0006] In order to solve the problem that when the above-mentioned device proposed in the above-mentioned background technology is in use, the outer ring is rotating, and there is no good elastic pulling and resisting structure on the outside, so that the outer ring is easy to fall off during lubrication during lubrication rotation, which is not very stable during use.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a self-lubricating pad joint bearing device, comprising an assembled closed panel, a connecting end rod and a self-lubricating pad bearing sleeve, the assembled closed panel is installed and connected to the upper end position of the self-lubricating pad bearing sleeve, the outer end of the assembled closed panel is provided with a connecting end rod, the lower end of the self-lubricating pad bearing sleeve is provided with a joint ball head, the outer side of the joint ball head is provided with an anti-detachment bottom cover plate on the self-lubricating pad bearing sleeve, the lower end of the anti-detachment bottom cover plate is provided with an elastic resistance pulling plate on the joint ball head, and the lower end of the joint ball head is provided with a bottom connecting arm rod.

[0008] Among them, the assembled closed panel includes a closed disc, an assembly screw and an outer end block, the circumferential side of the closed disc is provided with an assembly screw, the outer end of the closed disc is provided with an outer end block, the outer end block is connected to the connecting end rod, and the closed disc is connected to the self-lubricating pad bearing sleeve through the assembly screw.

[0009] Among them, the anti-detachment bottom cover plate includes a bottom cover plate shell, a ball head sleeve hole, a connecting ear plate and mounting screws. The bottom cover plate shell is provided with a ball head sleeve hole inside, and connecting ear plates are provided on both sides of the upper end of the bottom cover plate shell. The inner side of the connecting ear plate is provided with mounting screws, and the connecting ear plate is connected to the self-lubricating pad bearing sleeve through the mounting screws.

[0010] Among them, the elastic resistance pulling plate includes a ball head connecting plate, a pulling spring and an arc welding plate, a pulling spring is arranged on the inner side of the lower end of the arc welding plate, a ball head connecting plate is arranged on the inner end of the pulling spring, the ball head connecting plate is connected to the joint ball head, and the arc welding plate is connected to the anti-detachment bottom cover plate.

[0011] Among them, the self-lubricating pad bearing sleeve includes a ball head sleeve cavity, a self-lubricating pad sleeve shell and a bearing sleeve shell. The inner side of the bearing sleeve shell is provided with a self-lubricating pad sleeve shell, the interior of the self-lubricating pad sleeve shell is provided with a ball head sleeve cavity, and the upper end of the bearing sleeve shell is connected to the assembly closed panel.

[0012] Wherein, the joint ball head is sleeved in the inner side of the lower end of the self-lubricating liner bearing sleeve.

[0013] Wherein, a rubber pad is provided at the connection between the assembled closed panel and the self-lubricating liner bearing sleeve.

[0014] In summary, due to the adoption of the above technology, the beneficial effects of the utility model are:

[0015] 1. In the utility model, an anti-detachment bottom cover plate structure is provided to effectively block the opening at the lower end of the self-lubricating liner bearing sleeve. The connecting ear plate of the anti-detachment bottom cover plate is installed on the self-lubricating liner bearing sleeve through the internal mounting screws, so that the connecting ear plate can be installed and connected to the self-lubricating liner bearing sleeve. The connecting ear plate drives the bottom cover plate shell to block the lower end of the self-lubricating liner bearing sleeve, so that the joint ball head is stably sleeved between the self-lubricating liner bearing sleeve and the bottom cover plate shell, thereby avoiding loosening and falling off during rotation. The joint ball head can be used for limited rotation due to the ball head sleeve hole inside the bottom cover plate shell.

[0016] 2. In the utility model, an elastic resistance and pulling plate structure is provided to play an elastic resistance and pulling role. The arc welding plate of the elastic resistance and pulling plate is welded and connected to the anti-detachment bottom cover plate, so that the arc welding plate is easy to install and place. The arc welding plate has a pulling spring on the inner side of the lower end, so that the arc welding plate can effectively elastically resist the arc welding plate. The arc welding plate can elastically resist the joint ball head and is effectively pulled and positioned by the pulling spring, thereby avoiding the swing caused by the violent rotation of the joint ball head. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional structural schematic diagram of a spherical bearing device with a self-lubricating pad according to the utility model;

[0018] Figure 2 This is a schematic diagram of the assembly closed panel structure of a spherical bearing device of a self-lubricating liner of the utility model;

[0019] Figure 3 This is a schematic diagram of the anti-drop bottom cover structure of a spherical bearing device with a self-lubricating liner of the utility model;

[0020] Figure 4 This is a schematic diagram of the elastic resistance and pulling plate structure of a spherical bearing device of a self-lubricating liner of the utility model;

[0021] Figure 5 The utility model is a schematic diagram of the structure of a self-lubricating pad bearing sleeve of a spherical bearing device with a self-lubricating pad.

[0022] In the figure: 1. Assemble the closed panel; 11. Closed disc; 12. Assemble screws; 13. Outer end block; 2. Connecting end rod; 3. Elastic resistance pulling plate; 31. Ball head connecting plate; 32. Pull spring; 33. Arc welding plate; 4. Bottom connecting arm rod; 5. Joint ball head; 6. Anti-slip bottom cover plate; 61. Bottom cover plate shell; 62. Ball head sleeve hole; 63. Connecting ear plate; 64. Mounting screws; 7. Self-lubricating liner bearing sleeve; 71. Ball head sleeve cavity; 72. Self-lubricating liner sleeve; 73. Bearing sleeve shell. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model. Therefore, the following detailed description of the embodiments of the utility model provided in the drawings is not intended to limit the scope of the utility model for which protection is claimed, but merely represents selected embodiments of the utility model.

[0024] Embodiment 1

[0025] Reference Figure 1 , Figure 3 and Figure 5 A self-lubricating pad joint bearing device comprises an assembled closed panel 1, a connecting end rod 2 and a self-lubricating pad bearing sleeve 7. The assembled closed panel 1 is installed and connected to the upper end position of the self-lubricating pad bearing sleeve 7. The outer end of the assembled closed panel 1 is provided with a connecting end rod 2. The lower end of the self-lubricating pad bearing sleeve 7 is provided with a joint ball head 5. The outer side of the joint ball head 5 is provided with an anti-detachment bottom cover plate 6 on the self-lubricating pad bearing sleeve 7. The lower end of the anti-detachment bottom cover plate 6 is provided with an elastic resistance pulling plate 3 on the joint ball head 5. The lower end of the joint ball head 5 is provided with a bottom connecting arm rod 4.

[0026] In the utility model, the anti-slip bottom cover plate 6 comprises a bottom cover plate shell 61, a ball head sleeve hole 62, a connecting ear plate 63 and a mounting screw 64. The bottom cover plate shell 61 is provided with a ball head sleeve hole 62 inside, and connecting ear plates 63 are provided on both sides of the upper end of the bottom cover plate shell 61. The inner side of the connecting ear plate 63 is provided with a mounting screw 64. The connecting ear plate 63 is connected to the self-lubricating pad bearing sleeve 7 through the mounting screw 64. The connecting ear plate 63 of the anti-slip bottom cover plate 6 is connected to the self-lubricating pad bearing sleeve 7 through the internal mounting screw 64, so that the connecting ear plate 63 can be installed and connected to the self-lubricating pad bearing sleeve 7. The connecting ear plate 63 drives the bottom cover plate shell 61 to block the lower end of the self-lubricating pad bearing sleeve 7, so that the joint ball head 5 is stably sleeved between the self-lubricating pad bearing sleeve 7 and the bottom cover plate shell 61, thereby avoiding loosening and falling off during rotation. The joint ball head 5 can be used for limited rotation due to the ball head sleeve hole 62 inside the bottom cover plate shell 61.

[0027] In the utility model, the self-lubricating pad bearing sleeve 7 includes a ball head sleeve cavity 71, a self-lubricating pad sleeve shell 72 and a bearing sleeve shell 73. The inner side of the bearing sleeve shell 73 is provided with a self-lubricating pad sleeve shell 72, and the interior of the self-lubricating pad sleeve shell 72 is provided with a ball head sleeve cavity 71. The upper end of the bearing sleeve shell 73 is connected to the assembled closed panel 1. The upper end of the bearing sleeve shell 73 of the self-lubricating pad bearing sleeve 7 is connected to the assembled closed panel 1. The lower end of the bearing sleeve shell 73 is effectively closed by the anti-detachment bottom cover plate 6. The inner side of the bearing sleeve shell 73 is installed with a self-lubricating pad sleeve shell 72. The self-lubricating pad sleeve shell 72 passes through the area of ​​the ball head sleeve cavity 71, so that the joint ball head 5 can be inserted and placed. The joint ball head 5 effectively contacts the self-lubricating pad sleeve shell 72 when rotating, so that it can be self-lubricated.

[0028] In the utility model, the joint ball head 5 is sleeved in the inner side of the lower end of the self-lubricating liner bearing sleeve 7, so as to facilitate installation and fixation for use.

[0029] In the utility model, a rubber pad is provided at the connection between the assembled closed panel 1 and the self-lubricating liner bearing sleeve 7, so that the fixing is tighter and more firm.

[0030] Working principle: When in use, the assembled closed panel 1 is connected to the external component through the connecting end rod 2 for assembly and use, the joint ball head 5 can be connected to the external component for assembly and use through the bottom connecting arm rod 4, the joint ball head 5 is sleeved in the self-lubricating pad bearing sleeve 7 through the anti-detachment bottom cover plate 6 for rotation, and when rotating, the joint ball head 5 can be effectively lubricated by the self-lubricating property of the self-lubricating pad bearing sleeve 7 during rotation, and when the joint ball head 5 rotates, the elastic resistance and pulling plate 3 on the outside of the joint ball head 5 is used to play an elastic resistance and pulling role, thereby avoiding the swinging of the joint ball head 5 when it rotates violently.

[0031] Embodiment 2

[0032] Reference Figure 1 and Figure 2 A spherical bearing device with a self-lubricating pad. Compared with the first embodiment, the present embodiment comprises an assembled closed panel 1 including a closed disc 11, an assembly screw 12 and an outer end block 13. The circumferential side of the closed disc 11 is provided with an assembly screw 12, and the outer end block 13 is provided at the outer end of the closed disc 11. The outer end block 13 is connected to the connecting end rod 2, and the closed disc 11 is connected to the self-lubricating pad bearing sleeve 7 through the assembly screw 12.

[0033] Working principle: The closed disc 11 of the assembled closed panel 1 is connected to the self-lubricating pad bearing sleeve 7 through the assembly screws 12, so as to facilitate installation and fixation. The closed disc 11 has an outer end block 13 at the outer end, so that the connecting end rod 2 can be installed and used accordingly.

[0034] Embodiment 3

[0035] Reference Figure 1 and Figure 4 , a joint bearing device with a self-lubricating pad. Compared with the second embodiment, the elastic resistance pulling plate 3 in this embodiment includes a ball head connecting plate 31, a pulling spring 32 and an arc welding plate 33. The pulling spring 32 is arranged on the inner side of the lower end of the arc welding plate 33, and the ball head connecting plate 31 is arranged on the inner end of the pulling spring 32. The ball head connecting plate 31 is connected to the joint ball head 5, and the arc welding plate 33 is connected to the anti-detachment bottom cover plate 6.

[0036] Working principle: the arc welding plate 33 that elastically resists the pulling plate 3 is welded to the anti-detachment bottom cover plate 6, so that the arc welding plate 33 is easy to install and place. The arc welding plate 33 effectively elastically resists the arc welding plate 33 due to the pulling spring 32 on the inner side of the lower end. The arc welding plate 33 can elastically resist the joint ball head 5 and is effectively pulled and positioned by the pulling spring 32, thereby avoiding the swing caused by the violent rotation of the joint ball head 5.

[0037] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

[0038] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

Claims

1. A self-lubricating pad joint bearing device, comprising an assembled closed panel (1), a connecting end rod (2) and a self-lubricating pad bearing sleeve (7), wherein the assembled closed panel (1) is mounted and connected to the upper end position of the self-lubricating pad bearing sleeve (7), and the outer end of the assembled closed panel (1) is provided with a connecting end rod (2), characterized in that: A joint ball head (5) is arranged inside the lower end of the self-lubricating pad bearing sleeve (7); an anti-detachment bottom cover plate (6) is arranged on the outer side of the joint ball head (5) and located on the self-lubricating pad bearing sleeve (7); an elastic resistance pulling plate (3) is arranged on the joint ball head (5) at the lower end of the anti-detachment bottom cover plate (6); and a bottom connecting arm rod (4) is arranged at the lower end of the joint ball head (5).

2. A spherical bearing device with a self-lubricating pad according to claim 1, characterized in that: The assembled closed panel (1) comprises a closed disc (11), an assembly screw (12) and an outer end block (13); the circumferential side of the closed disc (11) is provided with an assembly screw (12); the outer end of the closed disc (11) is provided with an outer end block (13); the outer end block (13) is connected to a connecting end rod (2); and the closed disc (11) is connected to a self-lubricating pad bearing sleeve (7) via the assembly screw (12).

3. The spherical plain bearing device with a self-lubricating pad according to claim 1, characterized in that: The anti-drop bottom cover plate (6) comprises a bottom cover plate shell (61), a ball head sleeve hole (62), a connecting ear plate (63) and a mounting screw (64); the bottom cover plate shell (61) is provided with a ball head sleeve hole (62) inside; connecting ear plates (63) are provided on both sides of the upper end of the bottom cover plate shell (61); mounting screws (64) are provided on the inner side of the connecting ear plate (63); and the connecting ear plate (63) is connected to the self-lubricating pad bearing sleeve (7) via the mounting screws (64).

4. The spherical plain bearing device with a self-lubricating pad according to claim 1, characterized in that: The elastic resisting pulling plate (3) comprises a ball head connecting plate (31), a pulling spring (32) and an arc-shaped welding plate (33); a pulling spring (32) is arranged on the inner side of the lower end of the arc-shaped welding plate (33); a ball head connecting plate (31) is arranged on the inner end of the pulling spring (32); the ball head connecting plate (31) is connected to the joint ball head (5); and the arc-shaped welding plate (33) is connected to the anti-detachment bottom cover plate (6).

5. The spherical plain bearing device with a self-lubricating pad according to claim 3, characterized in that: The self-lubricating liner bearing sleeve (7) comprises a ball head sleeve cavity (71), a self-lubricating liner sleeve shell (72) and a bearing sleeve shell (73); the inner side of the bearing sleeve shell (73) is provided with a self-lubricating liner sleeve shell (72); the interior of the self-lubricating liner sleeve shell (72) is provided with a ball head sleeve cavity (71); the upper end of the bearing sleeve shell (73) is connected to the assembled closed panel (1).

6. The spherical plain bearing device with a self-lubricating pad according to claim 1, characterized in that: The joint ball head (5) is sleeved in the inner side of the lower end of the self-lubricating liner bearing sleeve (7).

7. The spherical plain bearing device with a self-lubricating pad according to claim 1, characterized in that: A rubber pad is provided at the connection between the assembled closed panel (1) and the self-lubricating liner bearing sleeve (7).

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