CN214578365U - Bearing structure and pump with oil supplementing function - Google Patents
Bearing structure and pump with oil supplementing function Download PDFInfo
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- CN214578365U CN214578365U CN202120300000.9U CN202120300000U CN214578365U CN 214578365 U CN214578365 U CN 214578365U CN 202120300000 U CN202120300000 U CN 202120300000U CN 214578365 U CN214578365 U CN 214578365U
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Abstract
The utility model provides a bearing structure with oil supplementing function and a pump, wherein the bearing structure with oil supplementing function comprises a bearing main body and a dust cap arranged on one side of the bearing main body; the dustproof cover is connected with the bearing main body through a sealing ring; the dust cover, the sealing ring and the bearing main body enclose a lubricating cavity; an oil supplementing opening is formed in the dustproof cover and used for supplementing lubricating materials for the lubricating cavity. The bearing structure with the oil supplementing function is simple in composition, the problem of blocking of the rolling bearing during operation can be remarkably solved through improvement of the existing rolling bearing structure, and lubricating materials required by the rolling bearing can be supplemented conveniently.
Description
Technical Field
The utility model belongs to the technical field of the transmission, a bearing structure is related to, especially, relate to a bearing structure and pump with benefit oil function.
Background
The bearing is a part for fixing and reducing the friction coefficient of load in the mechanical transmission process, namely, a part for reducing the friction coefficient in the power transmission process and keeping the center position of a shaft fixed when the parts move relative to each other on the shaft. Therefore, the bearing is a lightweight component in modern mechanical equipment, and the main function of the bearing is to support a mechanical rotating body and reduce the mechanical load friction coefficient of the equipment in the transmission process.
The rolling bearing of the prior art mainly comprises: bearing inner race, holder and rolling element, the rolling element passes through the holder setting between bearing inner race and bearing outer race, be equipped with respectively on bearing inner race and the bearing outer race and supply rolling first raceway and second raceway of rolling element, in the use, because there is great clearance between bearing inner race and the bearing outer race both sides, some mechanical dust get into very easily, aggravate the wearing and tearing between rolling element and bearing inner race and the bearing inner race, lead to bearing life weak point, the wear rate is high, it is frequent to change the number of times, consequently generally set up the shield in the one end of bearing.
CN 205190523U discloses a dust-proof bearing, comprising: the bearing comprises a bearing outer ring, a bearing inner ring and a bearing hole arranged in the bearing inner ring, wherein an outer raceway is arranged on the inner side of the bearing outer ring, an inner raceway is arranged on the outer side of the bearing inner ring, a plurality of rolling bodies are arranged between the outer raceway and the inner raceway in a rolling manner, the rolling bodies are connected through a retainer, annular dust covers are respectively arranged on two sides of the bearing outer ring and the bearing inner ring, the upper ends of the annular dust covers are fixedly connected with the bearing outer ring, annular sliding grooves are respectively arranged on two sides of the bearing inner ring, the lower ends of the annular dust covers are arranged in the annular sliding grooves in a sliding manner through annular sliding blocks, a lubricating oil inlet communicated with the outer raceway is arranged at the upper end of the bearing outer ring, annular cooling channels are respectively arranged in the bearing outer ring on two sides of the lubricating oil inlet, and a water inlet and a water outlet connected with an annular cooling water channel are arranged on the bearing outer ring.
The dustproof bearing realizes the supplement of lubricating oil in the dustproof bearing by arranging the oil inlet on the outer ring of the bearing, but the arrangement of the oil inlet influences the rotating smoothness of the bearing, and the arrangement position of the oil filling port is not suitable for a bearing structure with a complex structure.
For example, CN 201896760U discloses a high-temperature magnetic pump, which includes a pump body, an impeller shaft, a sliding bearing composed of a bearing bush and a bearing seat, a magnetic coupling composed of an inner magnetic coupling and an outer magnetic coupling, a spacer bush, and a transmission shaft, wherein the inner magnetic coupling and the outer magnetic coupling are respectively fixed at the end portions of the impeller shaft and the transmission shaft. The transmission shaft is sleeved with a bearing box, penetrates through the middle of the bearing box and is fixed on two side walls of the bearing box through rolling bearings; the bearing box is a sealing structure with the bottom capable of containing lubricating oil, a bracket and an oil inlet are arranged on the bearing box, and an oil ejector is arranged on the oil inlet. An end cover and a dust cover which are sleeved on the transmission shaft are arranged on the outer side of the rolling bearing, and a sealing ring which forms radial sealing with the circumference of the transmission shaft is arranged on the end cover.
CN 203978903U discloses a pump bearing lubrication structure started without lubrication, which comprises a bearing gland, a bearing body and a shaft, wherein a dust cap, a shaft sleeve, a bearing, an oil ring seat and a round nut are sequentially arranged on the shaft from right to left; a temperature measuring element and a lifting ring screw are sequentially arranged above the bearing body from left to right; a lubricating oil cavity is arranged in the bearing body, and an oil drain plug screw is arranged at the bottom of the lubricating oil cavity; bearing body right side is provided with the bearing gland, bearing gland left side and bearing inner race end face contact, and bearing gland right side is provided with the shield.
Accordingly, in the bearing structures disclosed in CN 201896760U and CN 203978903U, it is not possible to provide the oil supply port from the bearing outer ring. The lubricating grease in the rolling bearing for the existing pump is easy to lose, but the overhaul period of the chemical industry generally takes years as a unit, so that a bearing structure convenient for oil supplement is needed to be provided, and the pump using the bearing with the structure can stably run.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a bearing structure and pump with benefit oil function, the bearing structure with benefit oil function constitutes simply, through the improvement to current rolling bearing structure, can show the card problem of stopping when improving antifriction bearing operation, and the required lubricated material of supplementary antifriction bearing that can be convenient.
To achieve the purpose, the utility model adopts the following technical proposal:
in a first aspect, the utility model provides a bearing arrangement with benefit oil function, a serial communication port, bearing arrangement with benefit oil function includes the bearing main part, sets up in bearing main part one side shield.
The dust cover is connected with the bearing main body through a sealing ring.
The dust cover, the sealing ring and the bearing main body form a lubricating cavity.
An oil supplementing opening is formed in the dustproof cover and used for supplementing lubricating materials for the lubricating cavity.
Traditional bearing arrangement need set up shield and bearing cover, the utility model discloses get rid of the shield on traditional bearing arrangement's basis, make the effect of bearing cover performance shield, make bearing arrangement retrench. And the improved dust cover is provided with an oil supplementing port, so that lubricating materials can enter the lubricating cavity through the oil supplementing port, and the bearing main body can be ensured to stably run for a long time.
Bearing arrangement with benefit oily function is for the improvement to bearing main part benefit oily structure, the utility model discloses other structures that do not mention are the conventional structure in this field, the utility model discloses no longer do too much repeatedly and describe.
Preferably, the bearing body is a rolling bearing.
Preferably, the sealing ring is fixedly connected with the bearing body.
The utility model has the advantages that the sealing ring is fixedly connected with the bearing main body, thereby avoiding the problem of poor sealing performance caused by other connection modes; and moreover, the sealing ring is fixedly connected with the bearing main body, so that the purpose of simplifying the structure is achieved, and the production cost of the bearing structure is reduced.
Preferably, the sealing ring is fixedly connected with the dust cover.
The utility model has the advantages that the sealing ring is fixedly connected with the dust cover, thereby avoiding the problem of poor sealing performance caused by other connection modes; and moreover, the sealing ring is fixedly connected with the dustproof cover, so that the purpose of simplifying the structure is achieved, and the production cost of the bearing structure is reduced.
The shield is provided with the through-hole that is used for wearing to establish the transmission shaft. The size and position of the through holes can be selected reasonably by those skilled in the art according to the needs.
Fixed connection's mode is including but not limited to the welding as long as can make sealing ring and bearing main part to and sealing ring and shield realize fixed connection can.
Preferably, the material of the sealing ring is carbon steel or stainless steel.
Preferably, the material of the dust cover is any one of carbon steel, stainless steel or PVDF.
Preferably, the rolling bearing comprises a bearing outer ring, a bearing inner ring and a bearing hole arranged on the bearing inner ring; the bearing hole is used for penetrating the transmission shaft.
And a rolling cavity formed between the bearing outer ring and the bearing inner ring is used for placing a rolling body.
The sealing ring is connected with the bearing outer ring.
And an annular cooling channel is arranged in the bearing outer ring.
Annular cooling channel's setting can reduce the temperature of bearing inner race when the bearing uses, thereby has guaranteed bearing structure with mend oily function can the steady operation.
Preferably, an annular structure is arranged on one side of the dustproof cover connected with the sealing ring.
Preferably, the annular structure is connected with the inner wall of the sealing ring, and the height of the annular structure is the same as that of the sealing ring.
As the utility model discloses an optimized technical scheme, the utility model discloses a setting of loop configuration has further improved the sealing performance in lubricated chamber, thereby has guaranteed bearing structure with the benefit oil function can the steady operation.
In a second aspect, the present invention provides a pump including a bearing structure having an oil replenishing function as described in the first aspect.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the utility model removes the dust cap on the basis of the traditional bearing structure, so that the bearing gland plays the role of the dust cap, and the bearing structure is simplified; an oil supplementing port is formed in the improved dustproof cover, so that lubricating materials can enter the lubricating cavity from the oil supplementing port, and the bearing main body can stably run for a long time;
(2) the utility model has the advantages that the sealing ring is fixedly connected with the bearing main body, thereby avoiding the problem of poor sealing performance caused by other connection modes; moreover, the sealing ring is fixedly connected with the bearing main body, so that the purpose of simplifying the structure is achieved, and the production cost of the bearing structure is reduced;
(3) the utility model has the advantages that the sealing ring is fixedly connected with the dust cover, thereby avoiding the problem of poor sealing performance caused by other connection modes; moreover, the sealing ring is fixedly connected with the dustproof cover, so that the purpose of simplifying the structure is achieved, and the production cost of the bearing structure is reduced;
(4) the utility model discloses a setting of annular cooling channel and loop configuration has guaranteed bearing structure with the benefit oil function can the steady operation.
Drawings
Fig. 1 is a schematic view of a bearing structure with an oil replenishing function provided in embodiment 1;
fig. 2 is a schematic view of a bearing structure with an oil supplementing function provided in embodiment 3.
Wherein: 1, a bearing body; 11, a bearing outer ring; 12, a bearing inner ring; 2, a sealing ring; 3, a dust cover; 31, an oil supplementing port; 32, an annular configuration; 4, a lubricating cavity; 5, a transmission shaft; 6, a rolling body; and 7, an annular cooling channel.
Detailed Description
It is to be understood that in the description of the present invention, the terms "central," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for the purpose of convenience and simplicity of description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present invention.
It should be noted that, unless explicitly stated or limited otherwise, the terms "disposed," "connected" and "connected" in the description of the present invention are to be construed broadly, and may for example be fixedly connected, detachably connected or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
Example 1
The present embodiment provides a bearing structure with an oil supplementing function as shown in fig. 1, and the bearing structure with the oil supplementing function includes a bearing body 1 and a dust cap 3 disposed on one side of the bearing body 1.
The dust cover 3 is connected with the bearing main body 1 through a sealing ring 2.
And the dust cover 3, the sealing ring 2 and the bearing main body 1 enclose a lubricating cavity 4.
An oil supplementing opening 31 is formed in the dustproof cover 3, and the oil supplementing opening 31 is used for supplementing lubricating materials for the lubricating cavity 4.
The bearing main body 1 is a rolling bearing.
The sealing ring 2 is fixedly connected with the bearing main body 1; and the sealing ring 2 is fixedly connected with the dust cover 3.
The material of sealing ring is carbon steel, shield 3 is carbon steel.
The rolling bearing comprises a bearing outer ring 11, a bearing inner ring 12 and a bearing hole arranged in the bearing inner ring 12; the bearing hole is used for penetrating the transmission shaft 5.
And a rolling cavity formed between the bearing outer ring 11 and the bearing inner ring 12 is used for placing the rolling bodies 6.
The sealing ring 2 is connected with a bearing outer ring 11.
An annular cooling channel 7 is arranged in the bearing outer ring 11.
The dust cover is got rid of on traditional bearing structure's basis to this embodiment, makes the bearing gland exert the effect of dust cover, makes bearing structure obtain simplifying. And the improved dust cover 3 is provided with an oil supplementing port 31, so that lubricating materials can enter the lubricating cavity 4 through the oil supplementing port 31, and the bearing main body 1 can be ensured to stably run for a long time.
Moreover, the sealing ring 2 is respectively and independently fixedly connected with the bearing main body 1 and the dust cover 3, so that the problem of poor sealing performance caused by other connection modes is avoided; and the fixed connection also achieves the purpose of simplifying the structure, and reduces the production cost of the bearing structure.
Example 2
The embodiment provides a bearing structure with oil supplementing function, which comprises a bearing body 1 and a dust cover 3 arranged on one side of the bearing body 1.
The dust cover 3 is connected with the bearing main body 1 through a sealing ring 2.
And the dust cover 3, the sealing ring 2 and the bearing main body 1 enclose a lubricating cavity 4.
An oil supplementing opening 31 is formed in the dustproof cover 3, and the oil supplementing opening 31 is used for supplementing lubricating materials for the lubricating cavity 4.
The bearing main body 1 is a rolling bearing.
The sealing ring 2 is fixedly connected with the bearing main body 1; and the sealing ring 2 is fixedly connected with the dust cover 3.
The material of sealing ring is stainless steel, shield 3 is stainless steel.
The rolling bearing comprises a bearing outer ring 11, a bearing inner ring 12 and a bearing hole arranged in the bearing inner ring 12; the bearing hole is used for penetrating the transmission shaft 5.
And a rolling cavity formed between the bearing outer ring 11 and the bearing inner ring 12 is used for placing the rolling bodies 6.
The sealing ring 2 is connected with a bearing outer ring 11.
An annular cooling channel 7 is arranged in the bearing outer ring 11.
The dust cover is got rid of on traditional bearing structure's basis to this embodiment, makes the bearing gland exert the effect of dust cover, makes bearing structure obtain simplifying. And the improved dust cover 3 is provided with an oil supplementing port 31, so that lubricating materials can enter the lubricating cavity 4 through the oil supplementing port 31, and the bearing main body 1 can be ensured to stably run for a long time.
Moreover, the sealing ring 2 is respectively and independently fixedly connected with the bearing main body 1 and the dust cover 3, so that the problem of poor sealing performance caused by other connection modes is avoided; and the fixed connection also achieves the purpose of simplifying the structure, and reduces the production cost of the bearing structure.
Example 3
The present embodiment provides a bearing structure with an oil supplementing function as shown in fig. 2, and the bearing structure with the oil supplementing function includes a bearing body 1 and a dust cap 3 disposed on one side of the bearing body 1.
The dust cover 3 is connected with the bearing main body 1 through a sealing ring 2.
And the dust cover 3, the sealing ring 2 and the bearing main body 1 enclose a lubricating cavity 4.
An oil supplementing opening 31 is formed in the dustproof cover 3, and the oil supplementing opening 31 is used for supplementing lubricating materials for the lubricating cavity 4.
The bearing main body 1 is a rolling bearing.
The sealing ring 2 is fixedly connected with the bearing main body 1; and the sealing ring 2 is fixedly connected with the dust cover 3.
The material of sealing ring is carbon steel, shield 3 is carbon steel.
The rolling bearing comprises a bearing outer ring 11, a bearing inner ring 12 and a bearing hole arranged in the bearing inner ring 12; the bearing hole is used for penetrating the transmission shaft 5.
And a rolling cavity formed between the bearing outer ring 11 and the bearing inner ring 12 is used for placing the rolling bodies 6.
The sealing ring 2 is connected with a bearing outer ring 11.
An annular cooling channel 7 is arranged in the bearing outer ring 11.
An annular structure 32 is arranged on one side of the dustproof cover 3 connected with the sealing ring 2; the annular structure 32 is connected with the inner wall of the sealing ring 2, and the height of the annular structure 32 is the same as that of the sealing ring 2.
The dust cover is got rid of on traditional bearing structure's basis to this embodiment, makes the bearing gland exert the effect of dust cover, makes bearing structure obtain simplifying. And the improved dust cover 3 is provided with an oil supplementing port 31, so that lubricating materials can enter the lubricating cavity 4 through the oil supplementing port 31, and the bearing main body 1 can be ensured to stably run for a long time.
Moreover, the sealing ring 2 is respectively and independently fixedly connected with the bearing main body 1 and the dust cover 3, so that the problem of poor sealing performance caused by other connection modes is avoided; and the fixed connection also achieves the purpose of simplifying the structure, and reduces the production cost of the bearing structure.
Compared with embodiment 1, the present embodiment further improves the sealing performance of the lubrication chamber 4 by the arrangement of the annular structure 32, thereby ensuring that the bearing structure with the oil supplementing function can stably operate.
To sum up, the utility model removes the dust cap on the basis of the traditional bearing structure, so that the bearing gland plays the role of the dust cap, and the bearing structure is simplified; an oil supplementing port is formed in the improved dustproof cover, so that lubricating materials can enter the lubricating cavity from the oil supplementing port, and the bearing main body can stably run for a long time; the utility model has the advantages that the sealing ring is fixedly connected with the bearing main body, thereby avoiding the problem of poor sealing performance caused by other connection modes; moreover, the sealing ring is fixedly connected with the bearing main body, so that the purpose of simplifying the structure is achieved, and the production cost of the bearing structure is reduced; the utility model has the advantages that the sealing ring is fixedly connected with the dust cover, thereby avoiding the problem of poor sealing performance caused by other connection modes; moreover, the sealing ring is fixedly connected with the dustproof cover, so that the purpose of simplifying the structure is achieved, and the production cost of the bearing structure is reduced; the utility model discloses a setting of annular cooling channel and loop configuration has guaranteed bearing structure with the benefit oil function can the steady operation.
The applicant states that the above description is only a specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and those skilled in the art should understand that any changes or substitutions easily conceivable by those skilled in the art within the technical scope of the present invention are within the protection scope and the disclosure scope of the present invention.
Claims (10)
1. A bearing structure with an oil supplementing function is characterized by comprising a bearing main body and a dust cover arranged on one side of the bearing main body;
the dustproof cover is connected with the bearing main body through a sealing ring;
the dust cover, the sealing ring and the bearing main body enclose a lubricating cavity;
an oil supplementing opening is formed in the dustproof cover and used for supplementing lubricating materials for the lubricating cavity.
2. The bearing structure with the oil replenishing function according to claim 1, wherein the bearing main body is a rolling bearing.
3. The bearing structure with the oil supplementing function according to claim 1, wherein the seal ring is fixedly connected to a bearing main body.
4. The bearing structure with the oil supplementing function according to claim 3, wherein the seal ring is fixedly connected with a dust cap.
5. The bearing structure with the oil supplementing function according to claim 3, wherein the material of the seal ring is carbon steel or stainless steel.
6. The bearing structure with the oil supplementing function according to claim 4, wherein the material of the dust cap is any one of carbon steel, stainless steel or PVDF.
7. The bearing structure with the oil supplementing function according to claim 2, wherein the rolling bearing comprises a bearing outer ring, a bearing inner ring and a bearing hole provided in the bearing inner ring; the bearing hole is used for penetrating the transmission shaft;
a rolling cavity formed between the bearing outer ring and the bearing inner ring is used for placing a rolling body;
the sealing ring is connected with the bearing outer ring;
and an annular cooling channel is arranged in the bearing outer ring.
8. The bearing structure with the oil supplementing function according to claim 1, wherein a ring structure is provided on a side where the dust cap is connected to the seal ring.
9. The bearing structure with the oil replenishing function according to claim 8, wherein the ring structure is connected to an inner wall of the seal ring, and the ring structure has the same height as the seal ring.
10. A pump, characterized in that it comprises a bearing structure with oil replenishing function according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120300000.9U CN214578365U (en) | 2021-02-02 | 2021-02-02 | Bearing structure and pump with oil supplementing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120300000.9U CN214578365U (en) | 2021-02-02 | 2021-02-02 | Bearing structure and pump with oil supplementing function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214578365U true CN214578365U (en) | 2021-11-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120300000.9U Active CN214578365U (en) | 2021-02-02 | 2021-02-02 | Bearing structure and pump with oil supplementing function |
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| Country | Link |
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| CN (1) | CN214578365U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115679568A (en) * | 2022-11-21 | 2023-02-03 | 南通新佳机电有限公司 | Composite multi-needle machine head of quilting and embroidering machine |
-
2021
- 2021-02-02 CN CN202120300000.9U patent/CN214578365U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115679568A (en) * | 2022-11-21 | 2023-02-03 | 南通新佳机电有限公司 | Composite multi-needle machine head of quilting and embroidering machine |
| CN115679568B (en) * | 2022-11-21 | 2023-10-03 | 南通新佳机电有限公司 | Compound multi-needle handpiece of quilting embroidery machine |
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