CN214945839U - Water-cooling bearing seat and bearing water-cooling structure - Google Patents
Water-cooling bearing seat and bearing water-cooling structure Download PDFInfo
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- CN214945839U CN214945839U CN202120100001.9U CN202120100001U CN214945839U CN 214945839 U CN214945839 U CN 214945839U CN 202120100001 U CN202120100001 U CN 202120100001U CN 214945839 U CN214945839 U CN 214945839U
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Abstract
The embodiment of the utility model provides a water-cooling bearing frame and bearing water-cooling structure, include: the bearing seat comprises a bearing seat body and an embedded pipeline; a bearing hole for mounting a bearing is formed in the bearing seat body; the embedded pipeline is arranged in the bearing seat body and arranged around the circumferential wall of the bearing hole; and a first interface and a second interface are respectively arranged at two ends of the bearing seat body, and the first interface is communicated with the second interface through the embedded pipeline. The utility model provides a water-cooling bearing frame, arrange the circumference wall that the pre-buried pipeline encircles the bearing hole, correspond first interface and the second interface that sets up through the pre-buried pipeline intercommunication at the both ends of bearing frame body, make this water-cooling bearing frame not only as the installation and the load structure of bearing, still can regard as the cooling structure of bearing, the heat that the bearing generates heat can directly carry out the heat exchange heat dissipation via the medium in the pre-buried pipeline, can not only carry out bradyseism and protection to the bearing, can also effectively solve the radiating problem of bearing in large-scale drive mechanism and the power assembly.
Description
Technical Field
The utility model relates to an industrial production technical field especially relates to a water-cooling bearing frame and bearing water-cooling structure.
Background
In the industrial production field, industrial equipment is a main carrier of production, and the quality reliability of the industrial equipment is the core strength of the industrial equipment. The major requirements of industrial equipment for industrial production usually include the productivity and durability of industrial equipment, and it is a common method to make the product specification large.
The transmission and the drive train are usually the core components of industrial plants, the importance of which is self-evident in relation to the bearings of the heavy parts. The size of the outer diameter of the bearing is divided into a micro bearing (less than 26mm), a small bearing (28-55mm), a medium-small bearing (60-115mm), a medium-large bearing (120 plus 190mm), a large bearing (200 plus 430mm) and an extra-large bearing (more than 440mm), the higher the using load of the equipment is, the larger the size of the bearing is, and the more difficult the use, the maintenance and the like are.
The large bearing used by large equipment often has use requirements and complex use conditions, a large amount of heat is easily generated in the use process, the bearing is easily damaged when the bearing runs at a high temperature, and the equipment production is easily disabled, so that the heat dissipation treatment of the bearing is a main problem to be treated when the large bearing is used.
In the biomass solid waste treatment industry, the production pursues productivity, and large-yield equipment is a development trend, so that the equipment bearing is generally large, a large amount of heat energy can be generated due to the extrusion effect on raw materials in the production process, the production and use environment temperature of the equipment is improved, and great challenges are provided for the heat dissipation of the equipment bearing.
SUMMERY OF THE UTILITY MODEL
An embodiment of the utility model provides a water-cooling bearing frame and bearing water-cooling structure for solve the radiating difficulty of bearing among large-scale drive mechanism and the power assembly, realize the quick heat dissipation to the bearing
The embodiment of the utility model provides a water-cooling bearing frame, include:
the bearing seat comprises a bearing seat body and an embedded pipeline;
a bearing hole for mounting a bearing is formed in the bearing seat body; the embedded pipeline is installed in the bearing seat body and arranged around the circumferential wall of the bearing hole; and a first interface and a second interface are respectively arranged at two ends of the bearing seat body, and the first interface is communicated with the second interface through the embedded pipeline.
According to the utility model discloses a water-cooling bearing frame, the quantity of dead eye is a plurality of, each the dead eye interval arrangement is in proper order one side of bearing frame body.
According to the water-cooling bearing seat provided by the utility model, the number of the bearing holes is two, namely a first bearing hole and a second bearing hole; the first bearing hole and the second bearing hole are arranged on one side of the bearing seat body side by side at intervals.
According to the utility model discloses a water-cooling bearing frame, be equipped with the supplementary hole site that is used for oil blanket or oiling on the bearing frame body.
According to the utility model discloses a water-cooling bearing frame, water-cooling bearing frame still includes: a cooling medium conveying mechanism; and a cooling medium inlet of the cooling medium conveying mechanism is communicated with the first interface or the second interface, and a cooling medium outlet of the cooling medium conveying mechanism is communicated with the second interface or the first interface.
The embodiment of the utility model provides a still provide a bearing water-cooling structure, include: a bearing and a water-cooled bearing seat; the water-cooled bearing seat includes: the bearing seat comprises a bearing seat body and an embedded pipeline; a bearing hole for mounting a bearing is formed in the bearing seat body; the embedded pipeline is installed in the bearing seat body and arranged around the circumferential wall of the bearing hole; a first interface and a second interface are respectively arranged at two ends of the bearing seat body, and the first interface is communicated with the second interface through the embedded pipeline; the bearing is mounted in the bearing bore.
According to the bearing water-cooling structure provided by the utility model, the number of the water-cooling bearing seats is two, namely a first water-cooling bearing seat and a second water-cooling bearing seat;
the bearing hole of the first water-cooling bearing seat is located at the bottom of the bearing seat body corresponding to the bearing hole, the bearing hole of the second water-cooling bearing seat is located at the top of the bearing seat body corresponding to the bearing hole, and the bearing is installed on the first water-cooling bearing seat and between the bearing holes of the second water-cooling bearing seat.
According to the utility model discloses a bearing water-cooling structure, bearing water-cooling structure still includes: a base and a shaft end; the bearing is arranged in the base, the shaft end is arranged on an inner ring of the bearing, and the inner ring of the bearing is in contact fit with an outer ring of the shaft end.
According to the utility model discloses a bearing water-cooling structure, bearing water-cooling structure still includes: a bearing end cap; the bearing end cover is arranged on one axial side of the bearing seat body; the bearing end cover is matched with the bearing seat body, so that the bearing is fixed in the water-cooling bearing seat along the axial direction of the bearing.
According to the utility model discloses a bearing water-cooling structure, if in the water-cooling bearing frame the quantity of dead eye is a plurality of, then the quantity of bearing is a plurality of, each the bearing is installed at the interval in proper order in the dead eye.
The embodiment of the utility model provides a water-cooling bearing frame and bearing water-cooling structure, be equipped with bearing frame body and buried pipeline in advance, be equipped with the dead eye of installation bearing in the bearing frame body, and arrange buried pipeline in advance around the circumference wall in dead eye, correspond first interface and the second interface that sets up through buried pipeline in advance at the both ends of bearing frame body, make this water-cooling bearing frame not only as the installation and the load structure of bearing, still can regard as the cooling structure of bearing, the heat that the bearing generates heat and produces can directly carry out the heat exchange heat dissipation via the medium in the buried pipeline in advance, can not only carry out bradyseism and protection to the bearing, can also effectively solve the radiating problem of bearing in large-scale drive mechanism and the power assembly.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a bearing seat body according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a bearing water cooling structure provided in an embodiment of the present invention;
reference numerals:
1: a first interface; 2: pre-burying a pipeline; 3: a first bearing bore;
4: a second bearing bore; 5: a second interface; 6: a base;
7: water-cooling the bearing seat; 8: a bearing end cap; 9: a bearing;
10: and a shaft end.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The water-cooled bearing housing according to an embodiment of the present invention is described below with reference to fig. 1 to 2, and the water-cooled bearing housing 7 includes: bearing frame body and buried pipeline 2 in advance. Bearing holes (3, 4) for mounting the bearing 9 are arranged in the bearing seat body. The embedded pipeline 2 is installed in the bearing seat body, and the embedded pipeline 2 is arranged around the circumferential wall of the bearing hole (3, 4). The bearing seat body is provided with a first interface 1 and a second interface 5 at two ends respectively, and the first interface 1 is communicated with the second interface 5 through a pre-buried pipeline 2.
Wherein, water-cooling bearing frame 7 belongs to integral casting formula part, and the bearing frame body is the main carrier of water-cooling structure with bearing 9 direct contact, and the bearing frame body also is the main bearing structure of bearing 9, has excellent bradyseism function when casting formula structure provides the load, has the protection of bradyseism effect to bearing 9, is favorable to prolonging bearing life. The water-cooling bearing seat 7 is formed by casting, and the material can be a steel material with good weldability and machinability. Before the casting, through the fixed clamping of buried pipeline 2 in the casting mould, buried pipeline 2 is inside unblocked, can bear the high-speed circulation of liquid of certain pressure, and buried pipeline 2's both ends are located the both sides of bearing frame body respectively, and buried pipeline 2's route is evenly changed along with bearing hole (3, 4) change, and the fixed mould location finishes before the casting, has one to run through unobstructed buried pipeline 2 and supplies the cooling medium circulation in messenger's shaping water-cooling bearing frame 7. And the material of the embedded pipeline 2 has the corrosion-resistant and rust-proof capacity and the high melting point, and has the similar shrinkage rate with the casting type water-cooling bearing seat 7 so as to ensure that the casting defect is reduced.
This water-cooling bearing frame is in the course of the work, and coolant (can be hydraulic oil, cooling water etc.) gets into buried pipeline 2 in advance through first interface 1, and coolant is with certain pressure and velocity of flow, as shown in the figure 2, flows through first interface 1 and dead eye (3, 4) corresponding region from a left side to a right side in proper order, flows out buried pipeline 2 in advance from second interface 5, and the heat is taken away through the heat exchange in the coolant flow process.
Pre-buried pipeline 2 more has the good characteristics of leakproofness for the structure of punching, and pre-buried pipeline 2 is complete confined water route, has avoided punching the structure because of the liquid that the local seal welding leads to reveals behind the punching, the result that the water route became invalid. Pre-buried pipeline 2 can realize more meticulous, more presses close to bearing bending structure's coolant liquid runner, and the runner can carry out the radian design or bend according to the design demand, and the elbow pipe runner can't be realized to the structure of punching. Meanwhile, the pre-buried pipeline 2 does not need to be punched, a simpler processing scheme is provided for a punching structure, the problems that deep hole fine holes caused by deep hole punching of a large structural member are difficult to process and the manufacturability of tool clamp manufacturing is solved, and the difficulty in processing and manufacturing large parts more than several meters is greatly reduced. In addition, the pre-buried pipeline 2 saves a punching process and has the advantage of manufacturing time cost in the processing period.
The water-cooling bearing seat 7 of casting formula has the refrigerated function of enhancement guarantee for natural cooling to the cooling of bearing 9, and the cooling effect can be adjusted along with cooling medium's operational parameter, including the pressure velocity of flow, cooling medium specific heat capacity. And the cast water-cooling bearing seat 7 has the advantages that compared with a common air-cooling structure, the cooling efficiency of the bearing 9 is improved, the specific heat capacity of liquid is far greater than that of gas, and the cast water-cooling bearing seat is more advantageous for equipment with large heat productivity. Meanwhile, compared with a common water-cooling structure, the cast water-cooling bearing seat 7 has a special effect on the cooling effect of a large-scale equipment bearing, has advantages on the structures of a large-scale bearing (200 plus 430mm) and an extra-large-scale bearing (more than 440mm), and ensures that the flow of a cooling medium is enough by the embedded pipeline 2.
According to actual requirements, as shown in fig. 1 and 2, the number of the bearing holes in the bearing seat body can be set to be multiple, and the bearing holes are sequentially arranged on one side of the bearing seat body at intervals.
In this embodiment, the number of the bearing holes is two, and the two bearing holes are the first bearing hole 3 and the second bearing hole 4. The first bearing hole 3 and the second bearing hole 4 are arranged on one side of the bearing seat body side by side at intervals. The bearing 9 is fixed at the position of the first bearing hole 3 and the second bearing hole 4, and is in a parallel position relation. At this time, the embedded pipeline 2 is divided into two sections, and the first section of the embedded pipeline 2 is communicated with the second section of the embedded pipeline. The first section of the embedded pipeline 2 surrounds the circumferential wall of the first bearing hole 3, and the second section of the embedded pipeline 2 surrounds the circumferential wall of the second bearing hole 4. On the basis, if the bearing hole is continuously added, the embedded pipeline can be continuously segmented, and each segment is surrounded on the circumferential wall of the corresponding bearing hole.
Wherein, the bearing frame body is provided with an auxiliary hole site for oil seal or oil injection. The filling and maintenance of the lubricating oil reduces the heat generated by the bearing 9 during operation.
In order to convey the cooling medium, a cooling medium conveying mechanism (not shown) may be further added, a cooling medium inlet of the cooling medium conveying mechanism is communicated with the first interface 1 or the second interface 5, and a cooling medium outlet of the cooling medium conveying mechanism is communicated with the second interface 5 or the first interface 1. In the working process, the cooling medium can flow through the corresponding areas of the first connector 1, the first bearing hole 3 and the second bearing hole 4 from left to right in sequence at a certain pressure and flow rate, and flows out of the embedded pipeline 2 from the second connector 5. Or the cooling medium is installed in the opposite direction, so that the cooling medium sequentially flows through the corresponding areas of the second connector 5, the second bearing hole 4 and the first bearing hole 3 from right to left at a certain pressure and flow rate, and flows out of the embedded pipeline 2 from the first connector 1.
The embodiment of the utility model provides a water-cooling bearing frame, be equipped with bearing frame body and buried pipeline in advance, be equipped with the dead eye of installation bearing in the bearing frame body, and arrange buried pipeline in advance around the circumference wall of dead eye, correspond first interface and the second interface that sets up through buried pipeline in advance at the both ends of bearing frame body, make this water-cooling bearing frame not only regard as the installation and the load structure of bearing, still can regard as the cooling structure of bearing, the heat that the bearing generates heat and produce can directly carry out the heat exchange heat dissipation via the medium in the buried pipeline in advance, can not only carry out bradyseism and protection to the bearing, can also effectively solve the radiating problem of bearing in large-scale drive mechanism and the power assembly.
The bearing water-cooling structure that the embodiment of the present invention provides is described below, as shown in fig. 2, this bearing water-cooling structure includes: bearings 9 and water-cooled bearing housings 7.
As shown in fig. 1, the water-cooled bearing housing 7 includes: bearing frame body and buried pipeline 2 in advance. Bearing holes (3, 4) for mounting the bearing 9 are arranged in the bearing seat body. The embedded pipeline 2 is installed in the bearing seat body, and the embedded pipeline 2 is arranged around the circumferential wall of the bearing hole (3, 4). The bearing seat body is provided with a first interface 1 and a second interface 5 at two ends respectively, and the first interface 1 is communicated with the second interface 5 through a pre-buried pipeline 2.
Wherein, water-cooling bearing frame 7 belongs to integral casting formula part, and the bearing frame body is the main carrier of water-cooling structure with bearing 9 direct contact, and the bearing frame body also is the main bearing structure of bearing 9, has excellent bradyseism function when casting formula structure provides the load, has the protection of bradyseism effect to bearing 9, is favorable to prolonging bearing life. The water-cooling bearing seat 7 is formed by casting, and the material can be a steel material with good weldability and machinability. Before the casting, through the fixed clamping of buried pipeline 2 in the casting mould, buried pipeline 2 is inside unblocked, can bear the high-speed circulation of liquid of certain pressure, and buried pipeline 2's both ends are located the both sides of bearing frame body respectively, and buried pipeline 2's route is evenly changed along with bearing hole (3, 4) change, and the fixed mould location finishes before the casting, has one to run through unobstructed buried pipeline 2 and supplies the cooling medium circulation in messenger's shaping water-cooling bearing frame 7. And the material of the embedded pipeline 2 has the corrosion-resistant and rust-proof capacity and the high melting point, and has the similar shrinkage rate with the casting type water-cooling bearing seat 7 so as to ensure that the casting defect is reduced.
In the working process of the bearing water cooling structure, cooling medium enters the embedded pipeline 2 through the first connector 1, flows through the corresponding areas of the first connector 1 and the bearing holes (3 and 4) from left to right sequentially at a certain pressure and flow rate as shown in the figure 2, flows out of the embedded pipeline 2 from the second connector 5, and takes away heat through heat exchange in the flowing process of the cooling medium. In other embodiments, the pre-buried pipeline 2 can also enter through the second interface 5, flow through the second interface 5 and the corresponding area of the bearing holes (3, 4) from right to left, and flow out of the pre-buried pipeline 2 from the first interface 1, that is, the functions of the first interface 1 and the second interface 5 can be interchanged.
Pre-buried pipeline 2 more has the good characteristics of leakproofness for the structure of punching, and pre-buried pipeline 2 is complete confined water route, has avoided punching the structure because of the liquid that the local seal welding leads to reveals behind the punching, the result that the water route became invalid. Pre-buried pipeline 2 can realize more meticulous, more presses close to bearing bending structure's coolant liquid runner, and the runner can carry out the radian design or bend according to the design demand, and the elbow pipe runner can't be realized to the structure of punching. Meanwhile, the pre-buried pipeline 2 does not need to be punched, a simpler processing scheme is provided for a punching structure, the problems that deep hole fine holes caused by deep hole punching of a large structural member are difficult to process and the manufacturability of tool clamp manufacturing is solved, and the difficulty in processing and manufacturing large parts more than several meters is greatly reduced. In addition, the pre-buried pipeline 2 saves a punching process and has the advantage of manufacturing time cost in the processing period.
The water-cooling bearing seat 7 of casting formula has the refrigerated function of enhancement guarantee for natural cooling to the cooling of bearing 9, and the cooling effect can be adjusted along with cooling medium's operational parameter, including the pressure velocity of flow, cooling medium specific heat capacity. And the cast water-cooling bearing seat 7 has the advantages that compared with a common air-cooling structure, the cooling efficiency of the bearing 9 is improved, the specific heat capacity of liquid is far greater than that of gas, and the cast water-cooling bearing seat is more advantageous for equipment with large heat productivity. Meanwhile, compared with a common water-cooling structure, the cast water-cooling bearing seat 7 has a special effect on the cooling effect of a large-scale equipment bearing, has advantages on the structures of a large-scale bearing (200 plus 430mm) and an extra-large-scale bearing (more than 440mm), and ensures that the flow of a cooling medium is enough by the embedded pipeline 2.
In order to ensure the cooling effect, the water-cooling bearing seat 7 can be divided into an upper part and a lower part by welding and other modes, namely, the number of the water-cooling bearing seats 7 is two, namely a first water-cooling bearing seat and a second water-cooling bearing seat. The bearing hole of the first water-cooling bearing seat is positioned at the bottom of the bearing seat body corresponding to the first water-cooling bearing seat, the bearing hole of the second water-cooling bearing seat is positioned at the top of the bearing seat body corresponding to the second water-cooling bearing seat, the bearing 9 is arranged between the bearing hole of the first water-cooling bearing seat and the bearing hole of the second water-cooling bearing seat, and the first bearing hole 3 and the second bearing hole 4 are radially positioned.
Wherein, bearing water-cooling structure still includes: a base 6 and a shaft end 10. The bearing 9 is installed in the base 6, the shaft end 10 is installed on the inner ring of the bearing 9, and the inner ring of the bearing 9 is in contact fit with the outer ring of the shaft end 10. For fixing the bearing, the bearing water-cooling structure still includes: and a bearing end cover 8. The bearing end cover 8 is mounted on one axial side of the bearing seat body. The bearing end cover 8 is matched with the bearing seat body, so that the bearing 9 is fixed in the water-cooling bearing seat 7 along the axial direction of the bearing, and the axial positioning of the bearing 9 is limited. During the operation of the equipment, the shaft end 10 transmits torque, and the bearing 9 enters a working condition, namely, can be cooled through the bearing water-cooling structure.
If the number of the bearing holes in the water-cooled bearing housing 7 is plural, the number of the corresponding bearings 9 is also plural, and the bearings 9 are sequentially installed in the bearing holes at intervals. In the present embodiment, the bearings 9 can be simultaneously cooled by the bearing water-cooling structure.
The embodiment of the utility model provides a bearing water-cooling structure, be provided with bearing water-cooling structure, be equipped with bearing frame body and buried pipeline in the bearing water-cooling structure, be equipped with the dead eye of installation bearing in the bearing frame body, and arrange buried pipeline ring around the circumference wall of dead eye, correspond first interface and the second interface that sets up through buried pipeline intercommunication in the both ends of bearing frame body, make this water-cooling bearing frame not only regard as the installation and the load structure of bearing, still can regard as the cooling structure of bearing, the heat that the bearing generates heat and produces can directly carry out the heat exchange heat dissipation via the medium in the buried pipeline in advance, can not only carry out bradyseism and protection to the bearing, can also effectively solve the radiating problem of bearing in large-scale drive mechanism and the power assembly.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (9)
1. A water-cooled bearing housing, comprising:
the bearing seat comprises a bearing seat body and an embedded pipeline;
a plurality of bearing holes for mounting bearings are formed in the bearing seat body; the bearing holes are sequentially arranged on one side of the bearing seat body at intervals, and the embedded pipelines are installed in the bearing seat body and arranged around the circumferential wall of the bearing holes; and a first interface and a second interface are respectively arranged at two ends of the bearing seat body, and the first interface is communicated with the second interface through the embedded pipeline.
2. The water-cooled bearing seat according to claim 1, wherein the number of the bearing holes is two, namely a first bearing hole and a second bearing hole;
the first bearing hole and the second bearing hole are arranged on one side of the bearing seat body side by side at intervals.
3. The water-cooled bearing seat according to claim 1, wherein an auxiliary hole site for oil sealing or oil injection is provided on the bearing seat body.
4. The water-cooled bearing housing according to any one of claims 1 to 3, further comprising: a cooling medium conveying mechanism; and a cooling medium inlet of the cooling medium conveying mechanism is communicated with the first interface or the second interface, and a cooling medium outlet of the cooling medium conveying mechanism is communicated with the second interface or the first interface.
5. The utility model provides a bearing water-cooling structure which characterized in that includes:
a bearing and a water-cooled bearing housing according to any one of claims 1 to 4; the bearing is mounted in the bearing bore.
6. The bearing water-cooling structure of claim 5, wherein the number of the water-cooling bearing seats is two, namely a first water-cooling bearing seat and a second water-cooling bearing seat;
the bearing hole of the first water-cooling bearing seat is located at the bottom of the bearing seat body corresponding to the bearing hole, the bearing hole of the second water-cooling bearing seat is located at the top of the bearing seat body corresponding to the bearing hole, and the bearing is installed on the first water-cooling bearing seat and between the bearing holes of the second water-cooling bearing seat.
7. The bearing water-cooling structure according to claim 5, further comprising: a base and a shaft end;
the bearing is arranged in the base, the shaft end is arranged on an inner ring of the bearing, and the inner ring of the bearing is in contact fit with an outer ring of the shaft end.
8. The water-cooling bearing structure according to claim 6, further comprising: a bearing end cap;
the bearing end cover is arranged on one axial side of the bearing seat body; the bearing end cover is matched with the bearing seat body, so that the bearing is fixed in the water-cooling bearing seat along the axial direction of the bearing.
9. The water-cooling structure for the bearing as claimed in claim 5, wherein if the number of the bearing holes in the water-cooling bearing seat is multiple, the number of the bearings is multiple, and each bearing is sequentially installed in the bearing hole at intervals.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120100001.9U CN214945839U (en) | 2021-01-14 | 2021-01-14 | Water-cooling bearing seat and bearing water-cooling structure |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120100001.9U CN214945839U (en) | 2021-01-14 | 2021-01-14 | Water-cooling bearing seat and bearing water-cooling structure |
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| CN214945839U true CN214945839U (en) | 2021-11-30 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112682428A (en) * | 2021-01-14 | 2021-04-20 | 江苏三一环境科技有限公司 | Water-cooling bearing seat and bearing water-cooling structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112682428A (en) * | 2021-01-14 | 2021-04-20 | 江苏三一环境科技有限公司 | Water-cooling bearing seat and bearing water-cooling structure |
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