CN215093294U - Centrifuge main shaft dismouting auxiliary device - Google Patents
Centrifuge main shaft dismouting auxiliary device Download PDFInfo
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- CN215093294U CN215093294U CN202121251113.0U CN202121251113U CN215093294U CN 215093294 U CN215093294 U CN 215093294U CN 202121251113 U CN202121251113 U CN 202121251113U CN 215093294 U CN215093294 U CN 215093294U
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Abstract
The utility model belongs to the technical field of the disassembly and assembly of a centrifuge, and provides a main shaft disassembly and assembly auxiliary device of the centrifuge, which comprises a device frame body, a clamping component which is rotatablely erected on the device frame body, and an adjusting device which is used for adjusting the rotation amplitude of the clamping component; the clamping assembly comprises a clamping ring used for clamping a shaft barrel of the centrifuge, the clamping ring is arranged at the top end of the device frame body, and a movable space for swinging the centrifuge in a clamping state is reserved between the device frame body and the clamping ring. The utility model discloses can not only can greatly improve dismouting maintenance efficiency for operating personnel when dismouting centrifuge main shaft, can reduce the intensity of labour of main shaft dismouting simultaneously, staff's personal safety when improving the main shaft dismouting.
Description
Technical Field
The utility model belongs to the technical field of the centrifuge dismouting, concretely relates to centrifuge main shaft dismouting auxiliary device.
Background
The centrifuge spindle is the key component that causes the centrifuge bowl to generate centrifugal force. When the centrifugal machine operates, the rotation of the main shaft can drive the rotary drum in the centrifugal machine to rotate at a high speed to generate centrifugal force, so that solid phases in materials are intercepted in the inner cavity of the rotary drum, and liquid phases are discharged from the liquid outlet, thereby realizing the separation of solid and liquid. When the centrifuge rotates at a high speed, the main shaft and the bearing arranged on the main shaft can be influenced by a certain load, if the centrifuge is used for a long time without maintenance, the main shaft is easy to lose efficacy, and the service life of the centrifuge is further influenced.
However, in the conventional technology, if the centrifuge main shaft needs to be maintained, the dismounting and placing are very inconvenient, and two aspects are mainly embodied: firstly, various parts such as a shaft barrel, a bearing seat, a bearing and the like are arranged on a main shaft of the whole centrifugal machine, the whole weight reaches hundreds of kilograms, the labor intensity of manual disassembly and assembly is high, and the efficiency is low; secondly, be subject to the anchor clamps of placing, can only vertically fix when dismantling the main shaft from centrifuge and place on anchor clamps, not only cause the inconvenience of dismantling of the bearing frame on the main shaft and bearing, also can't remove the main shaft simultaneously, mobility and convenience when having restricted the maintenance.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above shortcoming of the prior art, the utility model aims at providing a centrifuge main shaft dismouting auxiliary device for can not only greatly improve dismouting maintenance efficiency when dismouting centrifuge main shaft, can reduce the intensity of labour of main shaft dismouting simultaneously, staff's personal safety when improving the main shaft dismouting.
The utility model provides a technical scheme that its technical problem adopted is:
a centrifuge main shaft dismounting auxiliary device comprises a device frame body, a clamping assembly and an adjusting device, wherein the clamping assembly is rotatably erected on the device frame body;
the clamping assembly comprises a clamping ring used for clamping a shaft barrel of the centrifuge, the clamping ring is arranged at the top end of the device frame body, and a movable space for swinging the centrifuge in a clamping state is reserved between the device frame body and the clamping ring.
Preferably, the clamping ring comprises a first ring body and a second ring body;
the two ends of the first ring body are respectively provided with a first mounting seat and a second mounting seat in a connected mode, one end of the second ring body is rotatably arranged on the first mounting seat, and the other end of the second ring body is arranged on the second mounting seat and detachably connected with the first ring body.
Preferably, a fastening component is arranged at one end of the first ring body, which is detachably connected with the second ring body;
the fastening assembly comprises a bolt piece and a nut piece, through holes for the bolt piece to penetrate are formed in the first ring body and the second ring body, and the bolt piece penetrates through the through holes in the first ring body and the second ring body in sequence and then is connected with the nut piece.
Preferably, the device frame body is provided with a first connecting seat and a second connecting seat corresponding to the first mounting seat and the second mounting seat respectively;
the connecting device is characterized in that rotating shafts which are coaxially arranged are rotatably arranged on the first connecting seat and the second connecting seat, mounting holes are formed in the first mounting seat and the second mounting seat corresponding to the rotating shafts, and the rotating shafts are rotatably arranged in the mounting holes.
Preferably, the adjusting device comprises a pulling shaft arranged on the device frame body in a penetrating way and an elastic piece used for resetting the pulling shaft;
one end of the pulling shaft, which faces the clamping ring, can move to be in contact with the first mounting seat or the second mounting seat, and a plurality of inserting holes for inserting the pulling shaft are formed in the first mounting seat and/or the second mounting seat.
Preferably, the adjusting device is disposed on the first connecting seat and/or the second connecting seat.
Preferably, the first connecting seat, the second connecting seat and the device frame body are detachably connected.
Preferably, a first limit pin and a second limit pin are arranged on the pulling shaft, and the elastic piece is arranged between the first limit pin and the second limit pin.
Preferably, a bearing seat fixing plate and a main shaft fixing plate are arranged on the device frame body towards the outer side, and a sleeve is further arranged on the main shaft fixing plate corresponding to the main shaft of the centrifugal machine.
Preferably, the bottom of the device frame body is provided with a plurality of universal wheels, and the universal wheels are provided with brake devices.
Compared with the prior art, the beneficial effects of the utility model are that:
the scheme provides an auxiliary device for dismounting a main shaft of a centrifugal machine, which is provided with a device frame body and a clamping assembly, wherein the clamping assembly is rotatably arranged on the device frame body, and the clamping assembly mainly comprises a clamping ring for clamping a shaft barrel of the centrifugal machine, so that when the centrifugal machine is dismounted, the centrifugal machine can be fixed through clamping and locking between the clamping ring and the shaft barrel, the mounting is convenient, and the gravity of the centrifugal machine is mainly borne by the device frame body; meanwhile, the clamping ring is arranged in a rotatable manner, so that an operator can adjust the clamping ring according to actual requirements in the assembling and disassembling operation, the clamping ring does not need to be just capable of keeping the vertical state of the main shaft like a clamp in the traditional technology, and the operation is more flexible; and the corresponding clamping assembly is also provided with an adjusting device for adjusting the rotation amplitude of the clamping assembly, when the clamping assembly is rotated to a proper position, the current rotation amplitude of the clamping ring can be locked through the adjusting device, the labor intensity of operators is greatly reduced, the disassembly and assembly maintenance efficiency is improved, the operation is more convenient, reliable and safe, and the clamping assembly is suitable for popularization and application.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced 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 any creative effort.
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic view of the disassembly structure of the first connecting seat or the second connecting seat of the present invention.
Fig. 3 is a schematic structural view of the mounted pulling shaft of the present invention.
Fig. 4 is a schematic view of the disassembly structure of the clamping ring of the present invention.
Fig. 5 is a schematic top view of the present invention.
Wherein:
1-device frame body, 11-first connecting seat, 12-second connecting seat, 13-rotating shaft, 131-mounting hole, 14-bearing seat fixing plate, 15-main shaft fixing plate, 151-sleeve and 16-universal wheel;
2-a clamping assembly, 21-a clamping ring, 211-a first ring body, 212-a second ring body, 22-a first mounting seat, 23-a second mounting seat, 24-a fastening assembly, 241-a bolt piece, 242-a nut piece and 25-a through hole;
3-adjusting device, 31-pulling shaft, 311-plug hole, 32-elastic piece, 33-first limit pin and 34-second limit pin.
Detailed Description
In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be described in detail with reference to the accompanying drawings and detailed description. In addition, the embodiments and features of the embodiments of the present application may be combined with each other without conflict. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, and the described embodiments are merely some embodiments, rather than 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 work all belong to the protection scope of the present invention.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
Example 1
As shown in fig. 1 to 5, the present embodiment provides an auxiliary device for dismounting and mounting a centrifuge spindle, which mainly includes a device frame 1, a clamping assembly 2 rotatably erected on the device frame 1, and an adjusting device 3 for adjusting a rotation amplitude of the clamping assembly 2.
Specifically, the clamping assembly 2 includes a clamping ring 21 for clamping a shaft barrel of a centrifuge (not shown in the figure), the clamping ring 21 is disposed at the top end of the device frame 1, and a movable space for swinging the centrifuge in a clamping state is reserved between the device frame 1 and the clamping ring 21. Preferably, the clamping ring 21 includes a first ring body 211 and a second ring body 212 arranged in a semicircle, so that a complete circle can be formed when the first ring body 211 and the second ring body 212 are combined together; a first mounting seat 22 and a second mounting seat 23 are respectively connected and arranged at two ends of the first ring body 211, in this embodiment, the first mounting seat 22 and the second mounting seat 23 are welded and arranged on the first ring body 211, so as to realize synchronous rotation operation; one end of the second ring 212 is rotatably disposed on the first mounting seat 22, and the other end of the second ring 212 is detachably connected to the first ring 211 on the second mounting seat 23.
During operation, firstly, the detachable connection between the first ring body 211 and the second ring body 212 is released, then the second ring body 212 is rotated to form an opening, at the moment, the shaft cylinder part of the centrifuge is correspondingly placed into the opening, then the second ring body 212 is rotated back and is connected and fixed with the first ring body 211, and the installation and fixation of the centrifuge on the device frame body 1 can be realized.
Preferably, a fastening assembly 24 is arranged at one end of the first ring body 211 detachably connected with the second ring body 212; the fastening assembly comprises a bolt 241, a spacer and a nut 242, the first ring body 211 and the second ring body 212 are respectively provided with a through hole 25 for the bolt 241 to penetrate through, and the bolt 241 penetrates through the spacer and the through holes 25 in the first ring body 211 and the second ring body 212 in sequence and then is connected with the nut 242. Through the dismouting of fastening components 24 to realize clamping the regulation and control of clamping ring 21, easy operation is convenient and more reliable.
In addition, the device frame body 1 is provided with a first connecting seat 11 and a second connecting seat 12 corresponding to the first mounting seat 22 and the second mounting seat 23 respectively; the first connecting seat 11 and the second connecting seat 12 are rotatably provided with rotating shafts 13 coaxially arranged, the first mounting seat 22 and the second mounting seat 23 are provided with mounting holes 131 corresponding to the rotating shafts 13, and the rotating shafts 13 are rotatably arranged in the mounting holes 131.
In this embodiment, the device frame 1 further extends outward to form a bearing seat fixing plate 14 and a spindle fixing plate 15, and the spindle fixing plate 15 is further provided with a sleeve 151 corresponding to the spindle of the centrifuge. The bottom of the device frame body 1 is provided with a plurality of universal wheels 16, and the universal wheels 16 are provided with brake devices.
The adjusting device 3 comprises a pulling shaft 31 penetrating the device frame body 1, and an elastic member 32, such as a spring, for resetting the pulling shaft 31; one end of the pulling shaft 31, which is arranged towards the clamping ring 21, can be moved to be in contact with the first mounting seat 22 or the second mounting seat 23, a plurality of insertion holes 311 for inserting the pulling shaft 31 are arranged on the first mounting seat 22 and/or the second mounting seat 23, and the insertion holes 311 are arranged around the mounting hole 131 of the rotating shaft 13.
As a preferable scheme, the adjusting device 3 is disposed on the first connecting seat 11 and/or the second connecting seat 12, and the first connecting seat 11, the second connecting seat 12 and the device frame body 1 are detachably connected; so that maintenance and installation of the adjusting device 3 are simpler and more convenient. Further, a first limit pin 33 and a second limit pin 34 are disposed on the pulling shaft 31, and the elastic member 32 is disposed between the first limit pin 33 and the second limit pin 34.
In this embodiment, the first connecting seat 11 or the second connecting seat 12 is provided with a hollow cavity, the pulling shaft 31 is disposed across from two sides of the hollow cavity, the first limit pin 33 is located outside a sidewall of the hollow cavity, the elastic member 32 is disposed in the hollow cavity, the second limit pin 34 is disposed in the hollow cavity and located at one end of the elastic member 32 away from the first limit pin 33, when the pulling shaft 31 is pulled from the end of the first limit pin 33, the second limit pin 34 compresses the elastic member 32, so that the pulling shaft 31 is in a retracted state; when the clamping ring 21 rotates to a specified range, the pulling shaft 31 corresponds to the insertion hole 311, and the pulling shaft 31 extends out and is inserted into the insertion hole 311 under the action of the elastic member 32 to complete the positioning of the clamping ring 21.
The utility model discloses a theory of operation is: when the device works, the device frame body 1 is moved to a working place, and after the device frame body reaches the working place, the brake device of the universal wheel 16 is stepped to brake and keep stable. The nut member 242 and the bolt member 241 are loosened, and the second ring body 212 is rotatably disposed, so that after the nut member 242 is loosened, the clamping ring 21 is opened by slightly rotating the second ring body 212, and at this time, the centrifuge main shaft with the shaft cylinder is placed on the clamping ring 21, and the nut member 242 is tightened again, so that the clamping ring 21 and the shaft cylinder are locked. When the pulling shaft 31 is pulled, the elastic member 32 is pulled, and the pulling shaft 31 is not in a limiting relationship with the first mounting seat 22 or the second mounting seat 23, so that the clamping ring 21 is still in a rotatable state. At this time, the clamping ring 21 is rotated to a proper position, the pulling shaft 31 is loosened, so that the pulling shaft 31 and the inserting hole 311 form inserting limit under the action of the elastic piece 32, the clamping ring 21 is locked, and the shaft barrel can be fixed to one direction, so that the shaft barrel is conveniently disassembled to separate the spindle from the spindle. After the shaft barrel is disassembled, the main shaft is still provided with the bearing seat and the bearing, so that the main shaft with the bearing seat and the bearing can be vertically placed on the bearing seat fixing plate 14, the bearing seat on the main shaft is sleeved with the limiting structure on the bearing seat fixing plate 14, and the bearing seat and the bearing on the main shaft can be conveniently disassembled. Finally, the spindle is vertically placed on the sleeve 151 of the spindle fixing plate 15, and the wear of the spindle during maintenance can be reduced by placing the spindle on the sleeve 151. During installation, the installation is only needed to be carried out by returning one by one according to the disassembly sequence.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, so that any modification, equivalent change and modification made by the technical spirit of the present invention to the above embodiments do not depart from the technical solution of the present invention, and still fall within the scope of the technical solution of the present invention.
Claims (10)
1. A centrifuge main shaft dismounting auxiliary device is characterized by comprising a device frame body, a clamping assembly and an adjusting device, wherein the clamping assembly is rotatably erected on the device frame body;
the clamping assembly comprises a clamping ring used for clamping a shaft barrel of the centrifuge, the clamping ring is arranged at the top end of the device frame body, and a movable space for swinging the centrifuge in a clamping state is reserved between the device frame body and the clamping ring.
2. The centrifuge spindle disassembly and assembly aid of claim 1, wherein the clamping ring comprises a first ring body and a second ring body;
the two ends of the first ring body are respectively provided with a first mounting seat and a second mounting seat in a connected mode, one end of the second ring body is rotatably arranged on the first mounting seat, and the other end of the second ring body is arranged on the second mounting seat and detachably connected with the first ring body.
3. The auxiliary device for dismounting and mounting a centrifuge main shaft according to claim 2, wherein a fastening component is arranged at one end of the first ring body which is detachably connected with the second ring body;
the fastening assembly comprises a bolt piece and a nut piece, through holes for the bolt piece to penetrate are formed in the first ring body and the second ring body, and the bolt piece penetrates through the through holes in the first ring body and the second ring body in sequence and then is connected with the nut piece.
4. The auxiliary device for dismounting and mounting a centrifuge main shaft according to claim 2 or 3, wherein a first connecting seat and a second connecting seat are respectively arranged on the device frame body corresponding to the first mounting seat and the second mounting seat;
the connecting device is characterized in that rotating shafts which are coaxially arranged are rotatably arranged on the first connecting seat and the second connecting seat, mounting holes are formed in the first mounting seat and the second mounting seat corresponding to the rotating shafts, and the rotating shafts are rotatably arranged in the mounting holes.
5. The auxiliary device for dismounting and mounting a centrifuge main shaft according to claim 4, wherein the adjusting device comprises a pulling shaft arranged on the device frame body in a penetrating way, and an elastic piece used for resetting the pulling shaft;
one end of the pulling shaft, which faces the clamping ring, can move to be in contact with the first mounting seat or the second mounting seat, and a plurality of inserting holes for inserting the pulling shaft are formed in the first mounting seat and/or the second mounting seat.
6. The auxiliary device for dismounting and mounting a centrifuge main shaft according to claim 5, wherein the adjusting device is disposed on the first connecting seat and/or the second connecting seat.
7. The auxiliary device for dismounting and mounting a centrifuge main shaft according to claim 6, wherein the first connecting seat, the second connecting seat and the device frame body are detachably connected.
8. The auxiliary device for dismounting and mounting a main shaft of a centrifuge according to any one of claims 5 to 7, wherein a first limit pin and a second limit pin are arranged on the pulling shaft, and the elastic member is arranged between the first limit pin and the second limit pin.
9. The auxiliary device for dismounting and mounting a main shaft of a centrifuge according to any one of claims 1 to 3, wherein a bearing seat fixing plate and a main shaft fixing plate are arranged on the device frame body towards the outside, and a sleeve is further arranged on the main shaft fixing plate corresponding to the main shaft of the centrifuge.
10. The auxiliary device for dismounting and mounting a centrifuge main shaft according to claim 9, wherein a plurality of universal wheels are arranged at the bottom of the device frame body, and the universal wheels are provided with braking devices.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121251113.0U CN215093294U (en) | 2021-06-04 | 2021-06-04 | Centrifuge main shaft dismouting auxiliary device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121251113.0U CN215093294U (en) | 2021-06-04 | 2021-06-04 | Centrifuge main shaft dismouting auxiliary device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215093294U true CN215093294U (en) | 2021-12-10 |
Family
ID=79304029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121251113.0U Active CN215093294U (en) | 2021-06-04 | 2021-06-04 | Centrifuge main shaft dismouting auxiliary device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215093294U (en) |
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2021
- 2021-06-04 CN CN202121251113.0U patent/CN215093294U/en active Active
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