Durable bearing sleeve
By combining fastening and anti-movement devices, the problems of short service life and inconvenient operation of traditional bearing sleeves are solved, the stability and durability of bearing sleeves are improved, the installation and disassembly process is simplified, and the equipment maintenance cost is reduced.
Patent Information
- Application Number
- CN202520420574.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-03-11
- Publication Date
- 2026-01-20
- Estimated Expiration
- 2035-03-11
AI Technical Summary
Traditional bearing sleeves have a short service life, limited buffering capacity, and are easily damaged, leading to decreased rotational accuracy and increased operating resistance. They are also inconvenient to disassemble and install, reducing equipment reliability and stability.
It adopts a combination structure of fastening device and anti-displacement device, including connecting pipe, anti-displacement ring, fastening sleeve block, buffer layer and anti-displacement ring block, etc. It prevents displacement through threaded connection and friction, buffers and reduces vibration, and the fastening degree can be adjusted, simplifying the installation and disassembly process.
It significantly improves the stability and durability of bearing sleeves, reduces wear and failures caused by displacement, enhances the operational stability and ease of operation of equipment, and reduces maintenance difficulty and cost.
Smart Images
Figure CN223814260U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to mechanical engineering technical field, especially a kind of durable bearing sleeve. BACKGROUND
[0002] Traditional bearing sleeve is mostly simple sleeve type structure, although manufacturing process is simple and cost is relatively low, but there is relatively short service life problem, and buffering capacity is very limited, prone to bearing surface damage, internal structure deformation, in turn lead to the rotation accuracy of bearing decline, operating resistance increases, not only reduce the mechanical efficiency of equipment, also increase the maintenance cost and maintenance frequency of equipment, reduce the reliability and stability of equipment overall, and existing durable bearing sleeve is not convenient to disassemble, install replacement, and the operation convenience is low;Therefore, we launch a kind of durable bearing sleeve. SUMMARY
[0003] The utility model is mainly to provide a kind of durable bearing sleeve, can effectively solve the problem in the background art.
[0004] To achieve the above object, the technical scheme adopted by the utility model is as follows:
[0005] A kind of durable bearing sleeve, including bearing body, the left end of the bearing body is fixedly connected with sealing ring pad, the left end of the bearing body is opened with bearing circular groove in middle part, the fastening device is clamped in the bearing circular groove, the outer surface of the fastening device is clamped with anti-shift device;
[0006] The fastening device includes butt joint pipe, the outer surface left part of the butt joint pipe is provided with several thread strips, the outer surface front part of the butt joint pipe is opened with opening slot, the inner groove wall right part of the opening slot is fixedly connected with two limit strips, and the two limit strips are symmetrically distributed, the right end of the butt joint pipe is fixedly connected with anti-coming-off ring, the outer surface left part of the butt joint pipe is fixedly connected with fastening sleeve block, the outer surface of the fastening sleeve block is fixedly connected with anti-skid layer, the inner wall of the fastening sleeve block is opened with screw groove, the outer surface middle part of the butt joint pipe is fixedly connected with buffer layer, the butt joint pipe is clamped in bearing circular groove.
[0007] Preferably, the anti-shift device includes anti-shift ring block, the inner wall front part of the anti-shift ring block is fixedly connected with butt joint clamping block, the outer surface of the anti-shift ring block is fixedly connected with several side blocks, the right end of several side blocks is fixedly connected with several resistance pads, the anti-shift ring block is clamped on the outer surface of the butt joint pipe.
[0008] By adopting the above technical scheme: anti-shift ring block is used as the main structure of anti-shift device, can prevent shift effect to bearing sleeve as a whole, the butt joint clamping block of its inner wall front part cooperates with the opening slot of butt joint pipe and other structures, can limit the rotation of anti-shift ring block itself, prevent anti-shift failure caused by rotation.
[0009] Preferably, the plurality of side blocks are distributed in a ring shape at equal intervals around the anti-movement ring block, and the right ends of the plurality of side blocks are in close contact with the surface of the sealing ring gasket.
[0010] By adopting the above technical scheme, the plurality of side blocks are distributed in a ring shape at equal intervals around the anti-movement ring block, so that the anti-movement device is uniformly distributed in the circumferential direction, and can more effectively resist displacement forces in various directions.
[0011] Preferably, the position and size of the butt joint block correspond to the position and size of the open slot, and the anti-movement ring block is located on the right side of the fastening sleeve block.
[0012] By adopting the above technical scheme, the position and size of the butt joint block correspond to the position and size of the open slot, so that the butt joint block can be accurately inserted into the open slot and cooperate with it, and the anti-movement ring block can normally play its anti-rotation function after installation, avoiding problems such as installation difficulty or inability to install due to size mismatch.
[0013] Preferably, the diameter of the anti-falling ring is greater than the diameter of the bearing circular groove.
[0014] By adopting the above technical scheme, when the butt joint pipe is inserted into the bearing circular groove, the diameter of the anti-falling ring is greater than the diameter of the bearing circular groove, which can play a limiting role and prevent the butt joint pipe from falling out of the bearing circular groove.
[0015] Preferably, the fastening sleeve block is threadedly connected to the left part of the outer surface of the butt joint pipe, and the surface of the buffer layer is in a wave shape structure.
[0016] By adopting the above technical scheme, the fastening sleeve block is threadedly connected to the left part of the outer surface of the butt joint pipe, and the fastening sleeve block can be used to adjust the fastening effect of the butt joint pipe in the bearing circular groove by using the self-locking property of the thread and the tightening degree of the fastening sleeve block. When it is necessary to install or dismount the bearing sleeve, the position and fastening degree of the butt joint pipe in the bearing circular groove can be conveniently adjusted by rotating the fastening sleeve block, thereby improving the convenience of installation and maintenance.
[0017] Compared with the prior art, the anti-movement device has the following beneficial effects:
[0018] 1. The bearing sleeve in the utility model, the cooperative effect of fastening device and anti - displacement device, the stability of the whole is improved obviously and prevents displacement effectively, the buffer layer of bearing sleeve plays the key buffer damping effect, the wave shape structure can effectively absorb and disperse energy when the equipment runs vibration and impact, reduces the surface damage and internal structure deformation caused by impact, the butt joint pipe in fastening device is closely matched with bearing circular groove, prevents the circle from preventing its from coming out, fastening sleeve block can adjust the fastening degree accurately, and the anti - displacement circle block of anti - displacement device is limited to rotate in the circumferential direction by the cooperation of the opening groove of butt joint block and butt joint pipe and limiting strip, a plurality of side blocks that are annular equidistant distribution and have resistance pad are tightly sealed with sealing ring pad, the friction force is used to resist axial and circumferential displacement, effectively avoid the problems such as the decline of bearing and shaft cooperation precision, wear aggravation and equipment vibration noise caused by displacement, greatly guarantee the stable operation of equipment, reduce the risk of failure shutdown caused by displacement, improve production continuity and equipment reliability.
[0019] 2. The fastening sleeve block in the fastening device is connected on the left part of the butt joint pipe outer surface by screw thread, the inner wall screw groove and the thread strip of butt joint pipe are matched with each other, the screw thread connection mode makes that when installing, only the butt joint pipe is clamped into the bearing circular groove, then the fastening sleeve block is rotated to realize the fastening of butt joint pipe in bearing circular groove, the operation is simple and direct, when disassembling, the connection of butt joint pipe and bearing circular groove can be easily released by reversing the fastening sleeve block, the anti - skid layer on the outer surface of fastening sleeve block further facilitates the force rotating of operating personnel, greatly improves the dismounting and mounting efficiency of bearing sleeve, reduces the operation difficulty and labor intensity, and is convenient for equipment maintenance, overhaul and replacement of parts. BRIEF DESCRIPTION OF DRAWINGS
[0020] Figure 1 It is the whole structure schematic diagram of the utility model of a durable bearing sleeve;
[0021] Figure 2 It is the whole small explosion structure schematic diagram of the utility model of a durable bearing sleeve;
[0022] Figure 3 It is the fastening device structure schematic diagram of the utility model of a durable bearing sleeve;
[0023] Figure 4 It is the anti - displacement device structure schematic diagram of the utility model of a durable bearing sleeve;
[0024] Figure 5 It is the detail enlarged structure schematic diagram of the utility model of a durable bearing sleeve A place.
[0025] In the figure: 1, bearing body; 2, sealing ring pad; 3, fastening device; 4, anti-shift device; 5, bearing round groove; 31, fastening sleeve block; 32, anti-skid layer; 33, screw groove; 34, threaded strip; 35, buffer layer; 36, butt joint pipe; 37, open slot; 38, limiting strip; 39, anti-loose ring; 41, anti-shift ring block; 42, butt joint clamping block; 43, side block; 44, resistance pad. DETAILED DESCRIPTION
[0026] In order to make the technical means, creative features, purposes and effects of the utility model easy to understand, the utility model is further described in combination with specific embodiments.
[0027] In the description of the utility model, it should be pointed out that the orientation or position relationship indicated by the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like is the orientation or position relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, therefore, it cannot be understood as a limitation on the utility model. In addition, the terms "first" and "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.
[0028] In the description of the utility model, it should be pointed out that, unless otherwise specified and limited, the terms "mounting", "provided with", "connection" and the like should be understood broadly, for example, "connection" can be fixed connection, can also be detachable connection, or integral connection, can be mechanical connection, can also be electrical connection, can be direct connection, can also be indirect connection through an intermediate medium, can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.
[0029] Please refer to Figures 1-5 The utility model provides a technical scheme:
[0030] A durable bearing sleeve, comprising a bearing body 1, the left end of the bearing body 1 is fixedly connected with a sealing ring pad 2, the left end of the bearing body 1 is provided with a bearing round groove 5 in the middle, the bearing round groove 5 is connected with a fastening device 3, and the outer surface of the fastening device 3 is connected with an anti-shift device 4.
[0031] In the embodiment, the fastening device 3 comprises a butt joint pipe 36, a plurality of threaded strips 34 are arranged on the left part of the outer surface of the butt joint pipe 36, an open slot 37 is formed on the front part of the outer surface of the butt joint pipe 36, two limiting strips 38 are fixedly connected to the right part of the inner slot wall of the open slot 37, and the two limiting strips 38 are symmetrically distributed above and below, a anti-loose ring 39 is fixedly connected to the right end of the butt joint pipe 36, a fastening sleeve block 31 is threadedly connected to the left part of the outer surface of the butt joint pipe 36, a non-slip layer 32 is fixedly connected to the outer surface of the fastening sleeve block 31, a screw groove 33 is formed on the inner wall of the fastening sleeve block 31, and a buffer layer 35 is fixedly connected to the middle part of the outer surface of the butt joint pipe 36. The butt joint pipe 36 is clamped in the bearing circular groove 5, the diameter of the anti-loose ring 39 is greater than the diameter of the bearing circular groove 5, the fastening sleeve block 31 is threadedly connected to the left part of the outer surface of the butt joint pipe 36, and the surface of the buffer layer 35 is in a wavy structure.
[0032] Through the above scheme: the butt joint pipe 36 is clamped into the bearing circular groove 5, the right end of the anti-loose ring 39 prevents the butt joint pipe 36 from being pulled out to the right because the diameter of the anti-loose ring 39 is greater than the diameter of the bearing circular groove 5, then the fastening sleeve block 31 is threadedly connected to the left part of the outer surface of the butt joint pipe 36 through the screw groove 33 on the inner wall of the fastening sleeve block 31 and the threaded strips 34 on the left part of the outer surface of the butt joint pipe 36, rotating the fastening sleeve block 31 can fasten or loosen the butt joint pipe 36 in the bearing circular groove 5, the non-slip layer 32 on the outer surface facilitates operation, and the wavy structure of the buffer layer 35 on the middle part of the outer surface of the butt joint pipe 36 can absorb and disperse energy when stressed. At the same time, the open slot 37 on the front part of the outer surface of the butt joint pipe 36 and the two limiting strips 38 on the right part of the inner slot wall cooperate with the butt joint clamping block 42 of the anti-shifting device 4 to limit the rotation of the anti-shifting ring block 41, the butt joint pipe 36 provides an installation foundation and structural support as a whole, the anti-loose ring 39 ensures the firmness of the installation, the fastening sleeve block 31 can flexibly adjust the fastening degree, the non-slip layer 32 facilitates operation, the buffer layer 35 reduces the impact of vibration and prolongs the service life of the component, and the open slot 37 and the limiting strips 38 provide structural conditions for cooperation with the anti-shifting device 4 to ensure the overall stability.
[0033] In the embodiment, the anti-shifting device 4 comprises an anti-shifting ring block 41, a butt joint clamping block 42 is fixedly connected to the front part of the inner wall of the anti-shifting ring block 41, a plurality of side blocks 43 are fixedly connected to the outer surface of the anti-shifting ring block 41, a plurality of resistance pads 44 are fixedly connected to the right end of the plurality of side blocks 43, the anti-shifting ring block 41 is clamped to the outer surface of the butt joint pipe 36, the plurality of side blocks 43 are distributed in a ring shape at equal intervals with the anti-shifting ring block 41 as the center, the right end of the plurality of side blocks 43 is tightly attached to the surface of the sealing ring pad 2, the position and size of the butt joint clamping block 42 correspond to the position and size of the open slot 37, and the anti-shifting ring block 41 is located to the right of the fastening sleeve block 31.
[0034] The anti-movement ring block 41 is clamped on the outer surface of the butt joint pipe 36, the inner wall front butt joint clamping block 42 is matched with the opening slot 37 and the limiting strip 38 of the butt joint pipe 36, the circumferential rotation of the anti-movement ring block 41 is limited, the resistance pads 44 of the right ends of the side blocks 43 which are evenly distributed in a ring shape and take the anti-movement ring block 41 as the center are tightly attached to the surface of the sealing ring pad 2, when there is a displacement tendency, the friction force between the side blocks 43 and the sealing ring pad 2 is used to resist the displacement, the anti-movement ring block 41 integrates the parts to realize the multi-directional anti-movement function, the butt joint clamping block 42 effectively limits the circumferential displacement, the side blocks 43 provide multi-directional resistance, the contact area is increased, the friction force is improved, the stability of the equipment connection is ensured, and the abrasion and looseness are reduced.
[0035] It should be noted that the utility model is a durable bearing sleeve, first, the butt joint pipe 36 is clamped in the bearing circular groove 5 of the bearing body 1, the anti-escape ring 39 at the right end of the butt joint pipe 36 can prevent it from escaping from the bearing circular groove 5, then the fastening sleeve block 31 is screw-connected on the left part of the outer surface of the butt joint pipe 36, the screw groove 33 in the inner wall of the fastening sleeve block 31 is matched with the threaded strip 34 on the outer surface of the butt joint pipe 36, fastening connection is realized, the anti-slip layer 32 on the outer surface of the fastening sleeve block 31 is convenient to operate, the buffer layer 35 on the middle part of the outer surface of the butt joint pipe 36 can play a buffering role, the wave-shaped structure can effectively disperse the pressure, then the anti-movement ring block 41 is clamped on the outer surface of the butt joint pipe 36, the butt joint clamping block 42 in the inner wall of the anti-movement ring block 41 is matched with the limiting strip 38 in the opening slot 37 at the front part of the outer surface of the butt joint pipe 36, the rotation of the anti-movement ring block 41 is limited, the resistance pads 44 at the right ends of the side blocks 43 which are evenly distributed in a ring shape and take the anti-movement ring block 41 as the center are tightly attached to the surface of the sealing ring pad 2, since the position size of the sealing ring pad 2 corresponds to the position size of the opening slot 37 and the anti-movement ring block 41 is located at the right side of the fastening sleeve block 31, the displacement of the device is effectively prevented, and the stability and durability of the bearing sleeve in the use process are ensured.
[0036] The basic principle and main features of the utility model and the advantages of the utility model are shown and described. It should be understood by those skilled in the art that the utility model is not limited by the above-mentioned embodiments, the above-mentioned embodiments and the description in the specification only illustrate the principle of the utility model, under the premise of not departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, and these changes and improvements all fall within the scope of the utility model claimed. The protection scope of the utility model is defined by the appended claims and equivalents thereof.
Claims
1. A robust bearing sleeve comprising a bearing body (1), characterized in that: The left end of the bearing body (1) is fixedly connected with a sealing ring pad (2), the left end of the bearing body (1) is provided with a bearing circular groove (5) in the middle, the bearing circular groove (5) is provided with a fastening device (3) clamped therein, and the outer surface of the fastening device (3) is provided with an anti-movement device (4). The fastening device (3) comprises a butt joint pipe (36), the outer surface of the butt joint pipe (36) is provided with a plurality of threaded strips (34) on the left side, the outer surface of the butt joint pipe (36) is provided with an open slot (37) on the front side, the inner groove wall of the open slot (37) is fixedly connected with two limiting strips (38) on the right side, and the two limiting strips (38) are symmetrically distributed above and below, the right end of the butt joint pipe (36) is fixedly connected with an anti-coming-off ring (39), the outer surface of the butt joint pipe (36) is threadedly connected with a fastening sleeve block (31) on the left side, the outer surface of the fastening sleeve block (31) is fixedly connected with an anti-skid layer (32), the inner wall of the fastening sleeve block (31) is provided with a screw groove (33), the outer surface of the butt joint pipe (36) is fixedly connected with a buffer layer (35) in the middle, and the butt joint pipe (36) is clamped in the bearing circular groove (5).
2. A durable bearing sleeve as claimed in claim 1, wherein: The anti-movement device (4) comprises an anti-movement ring block (41), the inner wall of the anti-movement ring block (41) is fixedly connected with a butt joint clamping block (42) on the front side, the outer surface of the anti-movement ring block (41) is fixedly connected with a plurality of side blocks (43), the right end of the plurality of side blocks (43) is fixedly connected with a plurality of resistance pads (44), and the anti-movement ring block (41) is clamped on the outer surface of the butt joint pipe (36).
3. A heavy duty bearing sleeve according to claim 2, wherein: The plurality of side blocks (43) are distributed in a ring shape at equal intervals around the anti-movement ring block (41), and the right end of the plurality of side blocks (43) is tightly attached to the surface of the sealing ring pad (2).
4. A heavy duty bearing sleeve as claimed in claim 2, wherein: The position and size of the butt joint clamping block (42) correspond to the position and size of the open slot (37), and the anti-movement ring block (41) is located on the right side of the fastening sleeve block (31).
5. A heavy duty bearing sleeve as claimed in claim 1, wherein: The diameter of the anti-coming-off ring (39) is greater than the diameter of the bearing circular groove (5).
6. A heavy duty bearing sleeve as claimed in claim 1, wherein: The fastening sleeve block (31) is threadedly connected to the outer surface of the butt joint pipe (36) on the left side, and the surface of the buffer layer (35) is in a wave shape.