CN218132584U - Supporting structure of rotary drum transmission cylinder and rotary drum - Google Patents
Supporting structure of rotary drum transmission cylinder and rotary drum Download PDFInfo
- Publication number
- CN218132584U CN218132584U CN202221931676.9U CN202221931676U CN218132584U CN 218132584 U CN218132584 U CN 218132584U CN 202221931676 U CN202221931676 U CN 202221931676U CN 218132584 U CN218132584 U CN 218132584U
- Authority
- CN
- China
- Prior art keywords
- transmission cylinder
- ring
- fixing
- support
- supporting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
Landscapes
- Rolls And Other Rotary Bodies (AREA)
Abstract
The utility model discloses a supporting structure and a rotary drum of a rotary drum transmission cylinder, the supporting structure comprises two fixing rings, two supporting rings, a connecting piece and a base, the supporting rings are sleeved on the outer peripheral surface of the transmission cylinder, the two fixing rings are coaxially and fixedly connected on the outer peripheral surface of the transmission cylinder, the two fixing rings are arranged on the two axial sides of the supporting rings, the fixing rings are provided with fixing holes, and the supporting rings are provided with supporting holes coaxially communicated with the fixing holes; the connecting piece is parallel to the axial direction of the transmission cylinder and is arranged in the fixing hole and the supporting hole in a matching way; the base is provided with a supporting wheel set which is matched with the outer peripheral surface of the bottom of the supporting ring in a rolling way. The utility model provides an among the bearing structure, the connecting piece is difficult for being destroyed, and stability is stronger, has improved the life of rotary drum.
Description
Technical Field
The utility model belongs to the technical field of the rotary drum, concretely relates to bearing structure and rotary drum of rotary drum transmission cylinder.
Background
The rotary drum is a rotating part in a centrifuge, and the liquid-solid and liquid-liquid separation of various materials is realized by generating strong centrifugal force through the rotary drum rotating at high speed. The slag-water separation can be carried out by the revolving drum after the blast furnace water slag treatment in the iron-making plant, the red slag of the iron-making blast furnace is quenched and cooled by flushing slag and water to form a water slag mixture to enter the revolving drum, and the slag is transported to a water slag storage yard after the water slag separation.
The rotary drum includes the body and is located two driving drums of body both sides, and this internal is sent into from the driving drum of body both sides to the grain slag of pending, and the driving drum is connected with actuating mechanism, and actuating mechanism drive driving drum rotates to drive the body and rotate, realize this internal grain slag separation. The outer peripheral surface of the transmission cylinder is connected with an inner ring and an outer ring which are sequentially arranged along the radial direction, and the outer peripheral surface of the outer ring is matched with the roller to support the transmission cylinder. The inner ring, the outer ring and the transmission cylinder are connected through bolts arranged along the radial direction, when the rotary drum works, the bolts are easily cut off, and the service life of the rotary drum is short.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a bearing structure and rotary drum of rotary drum transmission cylinder, the connecting piece is difficult to be destroyed among this bearing structure, and stability is stronger, has improved the life of rotary drum.
The technical scheme of the utility model is that:
in one aspect, the utility model provides a bearing structure of rotary drum transmission section of thick bamboo, include:
the support ring is sleeved on the peripheral surface of the transmission cylinder,
the two fixing rings are used for being coaxially and fixedly connected to the peripheral surface of the transmission cylinder and arranged on two axial sides of the support ring, the fixing rings are provided with fixing holes, and the support ring is provided with support holes coaxially communicated with the fixing holes;
the connecting piece is parallel to the axial direction of the transmission cylinder and is arranged in the fixing hole and the supporting hole in a matched mode;
and the base is provided with a supporting wheel set which is in rolling fit with the outer peripheral surface of the bottom of the supporting ring.
In some embodiments, the connecting member is provided in plurality, the fixing ring is provided with a plurality of fixing holes distributed at intervals along the circumferential direction, the support ring is provided with a plurality of support holes coaxially communicated with the fixing holes one by one, and the connecting member is provided in the corresponding fixing holes and the corresponding support holes.
In some embodiments, the connector is a threaded member.
In some embodiments, the support structure further includes a positioning pin arranged between the threaded members and parallel to the axial direction of the transmission cylinder, the fixing ring and the support ring are provided with positioning holes coaxially communicated with each other, and the positioning pin is arranged in the positioning holes in a matching manner.
In some embodiments, the supporting structure further includes two baffle assemblies respectively distributed on the outer side surfaces of the two fixing rings and used for being arranged outside the transmission cylinder, the baffle assemblies are connected to the threaded member, and two ends of the positioning pin are respectively tightly pressed against the inner sides of the two baffle assembly assemblies.
In some embodiments, the inside of the support ring is provided with a protrusion sandwiched between the two fixing rings, and the protrusion is provided with the support hole.
In some embodiments, the retaining ring and the support ring are both of unitary construction.
In some embodiments, the periphery of the fixing ring is provided with a circumferentially extending closed rotating rail, and the rotating rail is matched with the supporting wheel set.
In a second aspect, the present invention provides a drum, comprising:
the transmission cylinder is rotatably arranged;
the two axial ends of the body are respectively connected with one transmission cylinder,
and each fixing ring and each support ring are sleeved on the outer peripheral surface of the corresponding transmission cylinder.
In some embodiments, the rotary drum includes a plurality of ribs connected to an outer circumference of the driving cylinder and an outer side surface of the fixing ring.
The beneficial effects of the utility model include at least:
the utility model provides a supporting structure of a rotary drum transmission cylinder comprises two fixing rings, a connecting piece and a base, wherein the supporting rings are used for being sleeved on the outer peripheral surface of the transmission cylinder, the two fixing rings are used for being coaxially and fixedly connected on the outer peripheral surface of the transmission cylinder, the two fixing rings are arranged on the two axial sides of the supporting rings, the fixing rings are provided with fixing holes, and the supporting rings are provided with supporting holes coaxially communicated with the fixing holes; the connecting piece is parallel to the axial direction of the transmission cylinder and is arranged in the fixing hole and the supporting hole in a matching way; the base is provided with a supporting wheel set which is in rolling fit with the outer peripheral surface of the bottom of the supporting ring. Fixed ring fixed connection is in the transmission section of thick bamboo, and the support ring is connected with two solid fixed rings through the connecting piece coaxial with the transmission section of thick bamboo, and the rolling member roll cooperation on the outer peripheral face of support ring and the base, like this when the transmission section of thick bamboo transmits actuating mechanism's rotation for the body of rotary drum, the rotation of transmission section of thick bamboo can drive solid fixed ring's rotation, and solid fixed ring's rotation drives the rotation of support ring to make the support ring rotate the support to the transmission section of thick bamboo under the roll supporting role of rolling member. When solid fixed ring drove the support ring and rotates, the connecting piece receives solid fixed ring and drives support ring pivoted circumference shearing force F, because a solid fixed ring is all located to the both sides of support ring, consequently, the middle section of connecting piece is located the support ring, two tip of connecting piece are located the solid fixed ring, the connecting piece can divide into two on average with circumference shearing force F like this, each effort size is F/2, and be used in the tip of connecting piece, and among the prior art, the connecting piece of radial setting, receive the circumference shearing force F between driving cylinder and the inner ring, this circumference shearing force F acts on the same position of connecting piece, the stress point of connecting piece has two in this application, and the shearing force of stress point is F/2, be less than the circumference shearing force F among the prior art, consequently, connecting piece is difficult for destruction among the bearing structure in this application, stability is stronger, the life of rotary drum has been improved.
Drawings
FIG. 1 is a schematic structural view of a support structure according to a first embodiment;
fig. 2 shows a side view of fig. 1.
Description of reference numerals:
10-support ring, 101-bulge, 11-fixing ring, 12-transmission cylinder, 13-reinforcing rib, 14-connecting piece, 15-positioning pin, 16-baffle plate component and 161-baffle plate.
Detailed Description
In order to make the present application more clearly understood by those skilled in the art to which the present application pertains, the following detailed description of the present application is made with reference to the accompanying drawings by way of specific embodiments.
In the prior art, the transmission cylinder is arranged horizontally in the axial direction and in a suspension manner, an inner ring and an outer ring which are sequentially arranged along the radial direction are connected to the outer peripheral surface of the transmission cylinder, and the outer peripheral surface of the outer ring is matched with the roller to support the transmission cylinder. The inner ring, the outer ring and the transmission cylinder are connected through bolts arranged along the radial direction, when the rotary drum works, the transmission cylinder can drive the inner ring and the outer ring to rotate when rotating, the bolts receive shearing force along the circumferential direction of the transmission cylinder, under the long-term load effect, the bolts are easily cut off, the inner ring, the outer ring and the transmission cylinder are caused to be connected and failed, the suspended transmission cylinder cannot be supported, and therefore the suspended body cannot be supported, and the service life of the rotary drum is influenced.
In order to solve the technical problem, the application provides a supporting structure of a rotary drum transmission cylinder and a rotary drum.
Example one
The embodiment of the application provides a bearing structure of rotary drum transmission cylinder, this bearing structure rotates the while stable support transmission cylinder with the transmission cylinder cooperation, and the transmission cylinder can be stable like this transmit actuating mechanism's power for the body, thereby guarantees that the body can be stable unsettled rotation carries out the separation of water and slag, has improved the life of rotary drum.
Referring to fig. 1 and fig. 2, a support structure of a drum transmission cylinder 12 provided in an embodiment of the present application includes two fixing rings 11, a support ring 10, a connecting member 14 and a base, where the support ring 10 is configured to be sleeved on an outer circumferential surface of the transmission cylinder 12, the two fixing rings 11 are configured to be coaxially and fixedly connected to the outer circumferential surface of the transmission cylinder 12, the two fixing rings 11 are configured on two axial sides of the support ring 10, the fixing rings 11 are provided with fixing holes, and the support ring 10 is provided with support holes coaxially communicated with the fixing holes; the connecting piece 14 is parallel to the axial direction of the transmission cylinder 12, and the connecting piece 14 is arranged in the fixing hole and the supporting hole in a matching way; the base is provided with a supporting wheel set which is matched with the outer peripheral surface of the bottom of the supporting ring 10 in a rolling way.
Fixed ring 11 fixed connection is in transmission section of thick bamboo 12, support ring 10 is connected with two fixed ring 11 through the connecting piece 14 coaxial with transmission section of thick bamboo 12, the outer peripheral face of support ring 10 rolls the cooperation with the rolling member on the base, when transmission section of thick bamboo 12 transmits actuating mechanism's rotation for the body of rotary drum like this, transmission section of thick bamboo 12's rotation can drive fixed ring 11's rotation, fixed ring 11's rotation drives support ring 10's rotation, thereby make support ring 10 carry out the rotation support to transmission section of thick bamboo 12 under the roll supporting role of supporting the wheelset. When fixed ring 11 drives support ring 10 and rotates, connecting piece 14 receives fixed ring 11 and drives support ring 10 pivoted circumference shearing force F, because a fixed ring 11 is all located to support ring 10's both sides, consequently, connecting piece 14's middle section is located support ring 10, two tip of connecting piece 14 are located fixed ring 11, connecting piece 14 can divide into two on average circumference shearing force F like this, each effort size is F/2, and be used in the tip of connecting piece 14, and in the prior art, radially set up connecting piece 14, receive the circumference shearing force F between driving cylinder 12 and the inner ring, this circumference shearing force F acts on the same position of connecting piece 14, connecting piece 14's stress point has two in this application, and the shearing force of stress point is F/2, be less than the circumference shearing force F among the prior art, consequently, connecting piece 14's stability is stronger in the bearing structure in this application, the life of rotary drum has been improved.
The two fixing rings 11 can be welded on the peripheral surface of the transmission cylinder 12, and have high connection strength and good stability. The fixed ring 11 may be a flange or other ring. The support ring 10 may be made of alloy structural steel 40CrNiMoA, the carbon content is 0.37% -0.44%, the tensile strength is over 980MPa, the welding performance is good, and of course, other alloy structural steels with the same level mechanical properties may be used without limitation.
In some embodiments, the connecting member 14 is provided in plurality, the fixing ring 11 is provided with a plurality of fixing holes distributed at intervals along the circumferential direction, the support ring 10 is provided with a plurality of support holes coaxially communicated with the fixing holes one by one, and the connecting member 14 is provided in the corresponding fixing holes and support holes. The connecting pieces 14 are arranged corresponding to the fixing holes and the supporting holes, the fixing ring 11 and the supporting ring 10 are connected through the connecting pieces 14, so that shearing force between the fixing ring 11 and the supporting ring 10 can be uniformly shared on each connecting piece 14, the shearing force of a single connecting piece 14 is reduced, and the connection stability of the fixing ring 11 and the supporting ring 10 is improved. The number of the connecting members 14 may be determined according to the size of the transmission cylinder 12, and is not particularly limited herein. The connecting member 14 may be a threaded member.
In some embodiments, the supporting structure further includes a positioning pin 15 disposed between the threaded members and parallel to the axial direction of the transmission cylinder 12, the fixing ring 11 and the supporting ring 10 are provided with coaxially communicated positioning holes, and the positioning pin 15 is fittingly disposed in the positioning holes. The positioning pin 15 can accurately position the support ring 10 and the fixing ring 11, so that a threaded part can be conveniently installed; when the rotary drum works, the positioning pins 15 can also share shearing force, and the supporting stability of the supporting structure is further improved. The positioning pins 15 may be provided in plurality, dividing the screw members into a plurality of groups along the circumferential direction, each group including two or three, or another number of consecutive screw members, with one positioning pin 15 being provided between two adjacent groups of screw members.
In some embodiments, the supporting structure further includes two baffle assemblies 16 respectively distributed on the outer side surfaces of the two fixing rings 11 and used for being disposed outside the transmission cylinder 12, the baffle assemblies 16 are connected to the threaded member, and two ends of the positioning pin 15 respectively abut against the inner sides of the two baffle assemblies 16. The arrangement of the baffle plate assembly 16 can prevent the positioning pin 15 from being jumbled during the operation of the rotary drum, and the safety is improved. Specifically, each baffle plate assembly 16 may include a plurality of baffle plates 161, such that the baffle plates 161 may be reduced in size for ease of installation, the baffle plates 161 may be arcuate in shape, and the plurality of baffle plates 161 of each baffle plate assembly 16 may circumscribe a circular ring. The baffle 161 is provided with a threaded hole corresponding to the threaded piece, and the end of the threaded piece extends into the threaded hole of the baffle 161 and extends out of the baffle 161.
In some embodiments, the interior of the support ring 10 is provided with a circumferentially extending projection 101 interposed between the two fixing rings 11, the projection 101 being provided with a support hole. The arrangement of the projections 101 is such that the outer sides of the support ring 10 in the axial direction each form a recess for receiving the securing ring 11, so that the support ring 10 matches the securing ring 11.
In some embodiments, the fixing ring 11 and the supporting ring 10 are both of an integral structure, and of course, the fixing ring 11 and the supporting ring 10 may also be of a split structure, but the stability is not as good as that of the integral structure.
In some embodiments, the periphery of the fixed ring 11 is provided with circumferentially extending closed runners cooperating with the set of support wheels. The supporting wheel set comprises two idler wheels, the two idler wheels are respectively arranged on two sides of the axis of the transmission cylinder 12, and the axial direction of the idler wheels and the axial direction of the transmission cylinder 12 are parallelly provided with a rotating rail which can be provided with a rotating groove matched with the idler wheels.
The mounting process of the support structure provided by the embodiment of the application is as follows:
firstly, a fixing ring is sleeved on a transmission cylinder, the fixing ring is welded with the outer peripheral surface of the transmission cylinder after positioning, then a support ring and another fixing ring are sequentially sleeved outside the transmission cylinder, a positioning pin is inserted into a positioning hole to enable the support ring to correspond to the two fixing rings, then another fixing ring is welded, then a baffle is placed on the outer sides of the two fixing rings, and the baffle, the fixing rings and the support ring are connected through bolts.
In the bearing structure that this application embodiment provided, the stress point atress of connecting piece is less than prior art to bearing structure's support stability has been improved, the life of rotary drum has been improved.
Example two
The embodiment of the application provides a rotary drum which is good in supporting stability and long in service life.
The rotary drum provided by the embodiment of the application comprises a transmission cylinder 12, a body and a supporting structure of the first embodiment, wherein the transmission cylinder 12 is rotatably arranged; the two axial ends of the body are respectively connected to one transmission cylinder 12, the number of the supporting structures is two, and each fixing ring 11 and each supporting ring 10 are sleeved on the outer peripheral surface of the corresponding transmission cylinder 12.
The body of rotary drum is used for dehydrating the grain slag, and the rotary drum is equipped with actuating mechanism, and actuating mechanism is connected with one of them driving cylinder 12, and one of them driving cylinder 12 of drive rotates, and driving cylinder 12 rotates and drives the body and another driving cylinder 12 rotates, and driving cylinder 12 and body are unsettled setting, rely on the bearing structure of embodiment one to support two driving cylinders 12 to the unsettled rotatory operation that the body that the assurance is located in the middle of two driving cylinders 12 can be stable. The driving mechanism can be realized by adopting chain wheel transmission, a driven chain wheel is connected to the peripheral surface of the transmission cylinder, a driving chain wheel is also arranged on the peripheral surface of an output shaft of the driving motor, and the driving chain wheel and the driven chain wheel are both meshed with chains which are closed end to end.
In some embodiments, the rotary drum includes a plurality of ribs 13 connected to the outer circumference of the driving cylinder 12 and the outer side surface of the fixing ring 11 to improve the coupling strength of the fixing ring 11 with the driving cylinder 12. The shape of the reinforcing rib 13 can be triangular, and two right-angle sides of the triangular reinforcing rib 13 are respectively connected with the transmission cylinder and the fixing ring.
While the preferred embodiments of the present application have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all alterations and modifications as fall within the scope of the application.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present application without departing from the spirit and scope of the application. Thus, if such modifications and variations of the present application fall within the scope of the claims of the present application and their equivalents, the present application is intended to include such modifications and variations as well.
Claims (10)
1. A supporting structure of a drum transmission cylinder is characterized by comprising:
the support ring is sleeved on the peripheral surface of the transmission cylinder,
the two fixing rings are used for being coaxially and fixedly connected to the peripheral surface of the transmission cylinder and arranged on two axial sides of the support ring, the fixing rings are provided with fixing holes, and the support ring is provided with support holes coaxially communicated with the fixing holes;
the connecting piece is parallel to the axial direction of the transmission cylinder and is arranged in the fixing hole and the supporting hole in a matched mode;
and the base is provided with a supporting wheel set which is matched with the outer peripheral surface of the bottom of the supporting ring in a rolling manner.
2. The support structure of the drum transmission cylinder according to claim 1, wherein the connecting member is provided in plurality, the fixing ring is provided with a plurality of fixing holes circumferentially spaced apart, the support ring is provided with a plurality of support holes coaxially communicating with the fixing holes one by one, and the connecting member is provided in the corresponding fixing hole and the support hole.
3. The support structure of a drum transmission cylinder according to claim 2, wherein the connecting member is a screw member.
4. The support structure of the drum transmission cylinder according to claim 3, further comprising a positioning pin arranged between the threaded members and parallel to the axial direction of the transmission cylinder, wherein the fixing ring and the support ring are provided with positioning holes coaxially communicated with each other, and the positioning pin is arranged in the positioning holes in a matched manner.
5. The supporting structure of the drum transmission cylinder according to claim 4, further comprising two baffle assemblies respectively distributed on the outer side surfaces of the two fixing rings and used for being arranged outside the transmission cylinder, wherein the baffle assemblies are connected to the threaded member, and two ends of the positioning pin are respectively tightly propped against the inner sides of the two baffle assembly assemblies.
6. The support structure of the drum transmission cylinder according to any one of claims 1 to 5, wherein the support ring is internally provided with a projection extending in the circumferential direction sandwiched between the two fixing rings, the projection being provided with the support hole.
7. The support structure of the drum transmission cylinder according to any one of claims 1 to 5, wherein the fixing ring and the support ring are of an integral structure.
8. The support structure of the drum transmission cylinder according to any one of claims 1 to 5, wherein the periphery of the fixing ring is provided with a circumferentially extending closed shunt, the shunt cooperating with the support wheel set.
9. A rotary drum, comprising:
the transmission cylinder is rotatably arranged;
the two axial ends of the body are respectively connected with one transmission cylinder,
the support structure of any one of two claims 1 to 8, wherein each of the fixing ring and the support ring is fitted over an outer circumferential surface of the corresponding transmission cylinder.
10. The rotary drum of claim 9, wherein the rotary drum comprises a plurality of ribs attached to an outer periphery of the transmission cylinder and an outer side surface of the fixed ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221931676.9U CN218132584U (en) | 2022-07-26 | 2022-07-26 | Supporting structure of rotary drum transmission cylinder and rotary drum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221931676.9U CN218132584U (en) | 2022-07-26 | 2022-07-26 | Supporting structure of rotary drum transmission cylinder and rotary drum |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218132584U true CN218132584U (en) | 2022-12-27 |
Family
ID=84596018
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221931676.9U Active CN218132584U (en) | 2022-07-26 | 2022-07-26 | Supporting structure of rotary drum transmission cylinder and rotary drum |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218132584U (en) |
-
2022
- 2022-07-26 CN CN202221931676.9U patent/CN218132584U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2289775B1 (en) | Track chain joint with rotatable pin | |
| US7470207B2 (en) | Differential assembly for a machine | |
| US20130002007A1 (en) | Wheel hub, assembly, and method | |
| CN218132584U (en) | Supporting structure of rotary drum transmission cylinder and rotary drum | |
| CN206032444U (en) | Integral type elevating conveyor tail sprocket shaft group | |
| CA1133870A (en) | Roll crusher | |
| GB1456716A (en) | Tube mills | |
| CN104787137A (en) | Crawler belt split type driving wheel for harvester | |
| US9481376B2 (en) | Emergency bearing mechanism | |
| CN116138043A (en) | Header frame construction and corn harvester | |
| CN216601191U (en) | Driving device of cattle bedding and padding fermentation tank | |
| US5401218A (en) | Outboard planetary gear assembly for tracked vehicles | |
| CN210479918U (en) | Planetary gear reducer and external electric roller | |
| CN202219537U (en) | Riding wheel device and concrete mixer provided with riding wheel device | |
| CN220283254U (en) | Novel traction sheave | |
| CN105149050A (en) | Ball mill tube, ball mill with ball mill tube and manufacturing method of ball mill | |
| CN208964112U (en) | A kind of bucket wheel reducer anti-drop device | |
| CN220244515U (en) | Reversed loader head capable of driving replaceable sprocket assembly without dismantling | |
| RU226750U1 (en) | Crusher rotor unit with axial fastening of working parts | |
| CN214191413U (en) | Transmission roller for belt conveyor and belt conveyor | |
| CN220945944U (en) | Assembled tubular pile centrifuge riding wheel | |
| CN216692090U (en) | Friction wheel capable of quickly replacing casting rubber and casting rubber wheel | |
| CN214304856U (en) | Inner octagonal rubber bearing | |
| CN218089061U (en) | Driving device suitable for super-magnetic separation equipment | |
| CN215048983U (en) | Three-dimensional rotary type net contact assembly |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |