CN101773875B - Elastic supporting device of vertical shaft of disc-type separator - Google Patents
Elastic supporting device of vertical shaft of disc-type separator Download PDFInfo
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- CN101773875B CN101773875B CN2010100036289A CN201010003628A CN101773875B CN 101773875 B CN101773875 B CN 101773875B CN 2010100036289 A CN2010100036289 A CN 2010100036289A CN 201010003628 A CN201010003628 A CN 201010003628A CN 101773875 B CN101773875 B CN 101773875B
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- bearing
- vertical shaft
- bearing block
- spring eye
- screw
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Abstract
The invention discloses an elastic supporting device of a vertical shaft of a disc-type separator, comprising a vertical shaft, a bearing pedestal, an upper bearing pack, a lower bearing, a bearing cover and a supporting pedestal, wherein spring eyes I and screw holes I are evenly distributed on the supporting pedestal at intervals; a cylindrical radical elastic sleeve is installed in the spring eyes I; the bearing pedestal is provided with spring eyes II and screw holes II; the lower section of a hinge pin is inserted into the radical elastic sleeve; the screw of the hinge pin extends out of the upper part of the spring eyes II; the screw is sheathed with an elastic gasket, and the end of the screw is fastened and fixed by a nut; the screw holes II on the bearing pedestal are provided with an axial elastic cushion of which the bolt penetrates through the screw holes II on the bearing pedestal to be fastened and fixed by nuts; and the bolt penetrates through the screw holes I on the bearing pedestal to be installed in the screw holes of the lower clamping piece of the axial elastic cushion. The elastic supporting device of a vertical shaft of a disc-type separator of the invention reduces accessories, lowers accessory spoilage, improves working efficiency and has the advantages of simple structure, convenient maintenance and low cost.
Description
(1) technical field:
The present invention relates to a kind of disk centrifuge, be specifically related to a kind of resilient supporting unit of vertical shaft of disc-type separator.
(2) background technology:
Disk centrifuge is a kind of separation machinery of high speed rotation, is widely used in industries such as rubber, pharmacy, food.The vertical shaft of disk centrifuge is installed on the bearing block by bearing usually, owing to be rotation at a high speed, cause high vibration easily, so bearing block is installed on the supporting base by several axle springs and several radial springs usually, reach the purpose of vibration damping and buffering by axle spring and radial spring, axle spring mainly is to be used for cushioning the impact that causes when rotary drum is installed, and general being difficult for lost efficacy, and the main effect of radial spring is to reduce the critical speed of vertical shaft system to play buffering and vibration damping.Because radial spring fatigue crack occurs easily owing to be under the effect of bigger alternate stress for a long time, the rigidity of spring will descend, and then the fracture of spring can take place.Under the normal condition, the rigidity of every radial spring should be equal substantially, the equivalent stiffness of elastic bearing on all directions is also equal substantially, and the rigidity of certain root spring descends or even fracture if take place, and will cause the inconsistent of equivalent stiffness on all directions, so not only can not reduce the buffer shock-absorbing effect, and can increase the load of all the other springs, and make the vibration aggravation, cause damage machinery easily, the operate as normal of influence machinery, even also can cause the accident.
(3) summary of the invention:
The object of the present invention is to provide a kind of resilient supporting unit of vertical shaft of disc-type separator of simple in structure, good stability.
For achieving the above object, the resilient supporting unit of a kind of vertical shaft of disc-type separator of the present invention comprises vertical shaft, bearing block, upper bearing (metal) group, lower bearing, bearing cap, supporting base; Upper bearing (metal) group and lower bearing are installed in the bearing block, and vertical shaft passes the upper bearing (metal) group and the lower bearing that are installed in the bearing block and is installed on the bearing block, and bearing cap is sleeved on the vertical shaft on the upper bearing (metal) group and by bolt fixedlys connected with bearing block; Alternate ringwise spring eye I and the screw hole I that is evenly distributed with several upward and downwards on the horizontal level on the described supporting base, the lower end of spring eye I is provided with the convex edge of inwardly stretching out, and the corresponding resilient radial elastic sleeve cylindraceous of external diameter and spring eye I internal diameter is installed in the top of convex edge among the spring eye I; On the bearing block with supporting base on spring eye I and screw hole I correspondence position be respectively equipped with spring eye II and screw hole II, spring eye II on the bearing block and screw hole II constitute by up-small and down-big two holes; The screw rod that bearing pin is not waited by thickness from top to bottom successively, the stage casing, thick section and hypomere are formed, thick section is thicker, big hole size among the spring eye II on the stage casing of bearing pin and the bearing block is corresponding, the hypomere of bearing pin is corresponding with the internal diameter size of radial elastic sleeve, the hypomere of bearing pin inserts in the radial elastic sleeve that is installed in the supporting base upper spring hole I, insert in the macropore of the spring eye II on the bearing block in the stage casing of bearing pin, the screw rod of bearing pin stretches out from the aperture on spring eye II top, be set with the elastic washer of being made by elastomeric material on one section that screw rod stretches out, the termination of screw rod is by nut and fasten; The axial elasticity pad is by upper clip, lower clamping piece and the elastomeric pad of being made by elastomeric material that is pressed between them are formed, upper clip is provided with being partially submerged in the elastomeric pad of projection by a side of elastomeric pad, the outside of upper clip is provided with is with externally threaded bolt, lower clamping piece also is provided with being partially submerged in the elastomeric pad of projection by a side of elastomeric pad, the outside of lower clamping piece is provided with the tapped screw of indent, the axial elasticity pad is installed in the macropore of screw hole II bottom on the bearing block, the bolt that is fixed with on the upper clip of axial elasticity pad passes the aperture on the top of screw hole II on the bearing block and by nut and fasten, and bolt passes in the screw of the lower clamping piece that screw hole I on the supporting base is installed in the axial elasticity pad.
Described radial elastic sleeve is formed by rigid material, elastomeric material and rigid material trilaminate material suit successively.
Owing to taked technique scheme, the vertical shaft of the resilient supporting unit of a kind of vertical shaft of disc-type separator of the present invention and bearing block directly are installed on the supporting base by radial elastic sleeve, bearing pin, elastic washer and axial elasticity pad, situations such as fatigue, crackle, rigidity decline, fracture appear in spring easily when having avoided existing disk centrifuge to adopt axle spring and radial spring to reach the purpose of vibration damping and buffering, reduced accessory, reduced the spoilage of accessory, improve operating efficiency, had advantage simple in structure, easy to maintenance, that cost is low.
(4) description of drawings:
Fig. 1 is the vertical view of the resilient supporting unit of a kind of vertical shaft of disc-type separator of the present invention;
Fig. 2 is the sectional structure schematic diagram of the resilient supporting unit of a kind of vertical shaft of disc-type separator shown in Figure 1 along the A-A line;
Fig. 3 is the sectional structure schematic diagram of the resilient supporting unit of a kind of vertical shaft of disc-type separator shown in Figure 1 along the B-B line;
Fig. 4 is the stereogram of radial elastic sleeve in the resilient supporting unit of a kind of vertical shaft of disc-type separator shown in Figure 1;
Fig. 5 is the cutaway view of radial elastic sleeve in the resilient supporting unit of a kind of vertical shaft of disc-type separator shown in Figure 4;
Fig. 6 is the axial stereogram of cushion in the resilient supporting unit of a kind of vertical shaft of disc-type separator shown in Figure 1;
Fig. 7 is the axial cutaway view of cushion in the resilient supporting unit of a kind of vertical shaft of disc-type separator shown in Figure 6.
(5) specific embodiment:
The present invention is further detailed explanation below in conjunction with embodiment.
By Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6 and Fig. 7 as seen, the resilient supporting unit of a kind of vertical shaft of disc-type separator of the present invention comprises vertical shaft 1, bearing block 2, upper bearing (metal) group 3, lower bearing 4, bearing cap 5, supporting base 6; Upper bearing (metal) group 3 and lower bearing 4 are installed in the bearing block 2, and vertical shaft 1 passes the upper bearing (metal) group 3 and the lower bearings 4 that are installed in the bearing block 2 and is installed on the bearing block 2, and bearing cap 5 is sleeved on the vertical shaft 1 on the upper bearing (metal) group 3 and by bolt fixedlys connected with bearing block 2; The alternate ringwise screw hole I 8 that is evenly distributed with spring eye I7 and four upward and downwards of four upward and downwards on the horizontal level on the described supporting base 6, how much need deciding of spring eye I7 and screw hole I 8 according to situation, the lower end of spring eye I7 is provided with the convex edge of inwardly stretching out, the corresponding resilient radial elastic sleeve 9 cylindraceous of external diameter and spring eye I7 internal diameter is installed in the top of convex edge among the spring eye I7 and is supported by the convex edge among the spring eye I7, radial elastic sleeve 9 is successively by rigid material, elastomeric material and rigid material trilaminate material suit form, radial elastic sleeve 9 also can directly be made of the elastomeric material of individual layer, elastomeric material can be selected rubber, oil resistant rubber or other oil resistant elastomeric material, rigid material is an iron, metal materials such as copper; Radial elastic sleeve 9 can make bearing block 2 that certain radial displacement space is arranged on supporting base 6, can play the purpose of vibration damping and buffering to the radial load that bearing block 2 produces on supporting base 6; On the bearing block 2 with supporting base on 6 spring eye I7 and screw hole I 8 correspondence positions be respectively equipped with spring eye II10 and screw hole II 11, spring eye II10 on the bearing block 2 and screw hole II 11 constitute by two up-small and down-big holes; The screw rod that bearing pin 12 is not waited by thickness from top to bottom successively, the stage casing, thick section and hypomere are formed, thick section is thicker, big hole size among the spring eye II10 on the stage casing of bearing pin 12 and the bearing block 2 is corresponding, the hypomere of bearing pin 12 is corresponding with the internal diameter size of radial elastic sleeve 9, the hypomere of bearing pin 12 inserts in the radial elastic sleeve 9 that is installed in the supporting base 6 upper spring hole I7, insert in the macropore of the spring eye II10 on the bearing block 2 in the stage casing of bearing pin 12, the screw rod of bearing pin 12 stretches out from the aperture on spring eye II10 top, be set with the elastic washer of making by elastomeric material 13 on one section that screw rod stretches out, the termination of screw rod is by nut 14 and fasten, bearing block 2 is actually by four bearing pins 12 and is installed on the supporting base on 6, and mainly is supported on the supporting base on 6 by thick section of bearing pin 12; The axial elasticity pad is by upper clip 15, lower clamping piece 16 and the elastomeric pad of being made by elastomeric material 17 that is pressed between them are formed, elastomeric material can be selected rubber, oil resistant rubber or other oil resistant elastomeric material, upper clip 15 is provided with being partially submerged in the elastomeric pad 17 of projection by a side of elastomeric pad 17, the outside of upper clip 15 is provided with is with externally threaded bolt, lower clamping piece 16 also is provided with being partially submerged in the elastomeric pad 17 of projection by a side of elastomeric pad 17, the outside of lower clamping piece 16 is provided with the tapped screw of indent, the axial elasticity pad is installed in the macropore of screw hole II 11 bottoms on the bearing block 2, the bolt that is fixed with on the upper clip 15 of axial elasticity pad passes the aperture on the top of screw hole II on the bearing block and by nut and fasten, and bolt passes in the screw of the lower clamping piece 16 that screw hole I 8 on the supporting base 6 is installed in the axial elasticity pad.The elastic washer 13 of suit can make bearing block 2 that certain axial displacement space is arranged on supporting base 6 on the screw rod of axial elasticity pad and bearing pin 12, can play the purpose of vibration damping and buffering to the axial force that bearing block 2 produces on supporting base 6.Constituted the elastic bearing of 6 pairs of bearing blocks 2 of supporting base and vertical shaft 1 so jointly by radial elastic sleeve 9, bearing pin 12, elastic washer 13 and axial elasticity pad.
The vertical shaft of the resilient supporting unit of a kind of vertical shaft of disc-type separator of the present invention and bearing block by radially, the axial elasticity accessory is directly installed on the supporting base, situations such as the fatigue that spring occurs easily when having avoided existing disk centrifuge to adopt axle spring and radial spring to reach the purpose of vibration damping and buffering, crackle, rigidity decline, fracture, reduced accessory, reduced the spoilage of accessory, improve operating efficiency, had advantage simple in structure, easy to maintenance, that cost is low.
Claims (2)
1. the resilient supporting unit of a vertical shaft of disc-type separator comprises vertical shaft (1), bearing block (2), upper bearing (metal) group (3), lower bearing (4), bearing cap (5), supporting base (6); Upper bearing (metal) group (3) and lower bearing (4) are installed in the bearing block (2), vertical shaft (1) passes the upper bearing (metal) group (3) and the lower bearing (4) that are installed in the bearing block (2) and is installed on the bearing block (2), and the vertical shaft (1) that bearing cap (5) is sleeved on the upper bearing (metal) group (3) upward and by bolt is fixedlyed connected with bearing block (2); It is characterized in that: alternate ringwise spring eye I (7) and the screw hole I (8) that is evenly distributed with several upward and downwards on the horizontal level on the described supporting base (6), the lower end of spring eye I (7) is provided with the convex edge of inwardly stretching out, and external diameter and the corresponding resilient radial elastic sleeve cylindraceous of spring eye I (7) internal diameter (9) are installed in the top of convex edge among the spring eye I (7); Bearing block (2) go up with supporting base on the spring eye I (7) and screw hole I (8) correspondence position of (6) be respectively equipped with spring eye II (10) and screw hole II (11), spring eye II (10) on the bearing block (2) and screw hole II (11) are by two up-small and down-big holes formations; The screw rod that bearing pin (12) is not waited by thickness from top to bottom successively, the stage casing, thick section and hypomere are formed, thick section is thicker, big hole size among the spring eye II (10) on the stage casing of bearing pin (12) and the bearing block (2) is corresponding, the hypomere of bearing pin (12) is corresponding with the internal diameter size of radial elastic sleeve (9), the hypomere of bearing pin (12) inserts in the radial elastic sleeve (9) that is installed in supporting base (6) the upper spring hole I (7), insert in the macropore of the spring eye II (10) on the bearing block (2) in the stage casing of bearing pin (12), the screw rod of bearing pin (12) stretches out from the aperture on spring eye II (10) top, be set with the elastic washer of being made by elastomeric material (13) on one section that screw rod stretches out, the termination of screw rod is by nut (14) and fasten; The axial elasticity pad is by upper clip (15), lower clamping piece (16) and the elastomeric pad of being made by elastomeric material (17) that is pressed between them are formed, upper clip (15) is provided with being partially submerged in the elastomeric pad (17) of projection by a side of elastomeric pad (17), the outside of upper clip (15) is provided with is with externally threaded bolt, lower clamping piece (16) also is provided with being partially submerged in the elastomeric pad (17) of projection by a side of elastomeric pad (17), the outside of lower clamping piece (16) is provided with the tapped screw of indent, the axial elasticity pad is installed in bearing block (2) and goes up in the macropore of screw hole II (11) bottom, the bolt that is fixed with on the upper clip of axial elasticity pad (15) passes the aperture on the top of screw hole II on the bearing block and by nut and fasten, and bolt passes in the screw of the lower clamping piece (16) that screw hole I (8) on the supporting base (6) is installed in the axial elasticity pad.
2. the resilient supporting unit of a kind of vertical shaft of disc-type separator according to claim 1, it is characterized in that: described radial elastic sleeve (9) is formed by rigid material, elastomeric material and rigid material trilaminate material suit successively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010100036289A CN101773875B (en) | 2010-01-06 | 2010-01-06 | Elastic supporting device of vertical shaft of disc-type separator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010100036289A CN101773875B (en) | 2010-01-06 | 2010-01-06 | Elastic supporting device of vertical shaft of disc-type separator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101773875A CN101773875A (en) | 2010-07-14 |
| CN101773875B true CN101773875B (en) | 2011-11-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010100036289A Expired - Fee Related CN101773875B (en) | 2010-01-06 | 2010-01-06 | Elastic supporting device of vertical shaft of disc-type separator |
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| Country | Link |
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| CN (1) | CN101773875B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI533104B (en) * | 2013-10-08 | 2016-05-11 | 緯創資通股份有限公司 | Lens module and speaker module |
| CN108927297B (en) * | 2018-09-07 | 2023-12-22 | 黄泽浩 | Automatic balancing device of laboratory centrifuge and control circuit thereof |
| CN113522540B (en) * | 2021-09-13 | 2022-02-18 | 深圳市瑞沃德生命科技有限公司 | Rotor and centrifugal machine with same |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2714892Y (en) * | 2004-06-23 | 2005-08-03 | 上海力申科学仪器有限公司 | Automatic balancing vibration absorbing device for centrifugal machine |
| CN201026462Y (en) * | 2007-01-18 | 2008-02-27 | 上海航发机械有限公司 | Elastic support structure of upright shaft of dish type splitter |
| CN201068934Y (en) * | 2007-07-06 | 2008-06-04 | 成都西部石油装备有限公司 | Centrifugal machine main bearing base for drilling fluids solid phase control system |
| CN201572685U (en) * | 2010-01-06 | 2010-09-08 | 安徽赛而特离心机有限公司 | Elastic support device of disc separator upright shaft |
-
2010
- 2010-01-06 CN CN2010100036289A patent/CN101773875B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2714892Y (en) * | 2004-06-23 | 2005-08-03 | 上海力申科学仪器有限公司 | Automatic balancing vibration absorbing device for centrifugal machine |
| CN201026462Y (en) * | 2007-01-18 | 2008-02-27 | 上海航发机械有限公司 | Elastic support structure of upright shaft of dish type splitter |
| CN201068934Y (en) * | 2007-07-06 | 2008-06-04 | 成都西部石油装备有限公司 | Centrifugal machine main bearing base for drilling fluids solid phase control system |
| CN201572685U (en) * | 2010-01-06 | 2010-09-08 | 安徽赛而特离心机有限公司 | Elastic support device of disc separator upright shaft |
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| Publication number | Publication date |
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| CN101773875A (en) | 2010-07-14 |
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Granted publication date: 20111130 Termination date: 20160106 |
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| CF01 | Termination of patent right due to non-payment of annual fee |