CN208288264U - Improve the bearing block connection structure of centrifuge service life - Google Patents
Improve the bearing block connection structure of centrifuge service life Download PDFInfo
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- CN208288264U CN208288264U CN201820335602.6U CN201820335602U CN208288264U CN 208288264 U CN208288264 U CN 208288264U CN 201820335602 U CN201820335602 U CN 201820335602U CN 208288264 U CN208288264 U CN 208288264U
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- bottom plate
- bearing block
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- ring
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Abstract
The utility model relates to the bearing block connection structures to a kind of raising centrifuge service life, including centrifugal base and the bearing block being connected on centrifugal base, pedestal includes bottom plate and supporting leg, axis hole is offered on bottom plate, bearing block is axially disposed in axis hole, flange ring is provided on bearing block outer wall, flange ring is located above bottom plate, the diameter of flange ring is greater than axis hole, flange ring is circumferentially evenly equipped with multiple blind screw holes on the face opposite with bottom plate, it is offered on bottom plate and the one-to-one through-hole of blind screw hole, flange ring and bottom plate are bolted to connection together, the bottom-up through-hole that passes through of bolt is threadedly coupled with tapped blind hole.By being arranged bolt outside centrifuge, and the threaded hole on bearing block is arranged to blind hole, it is ensured that bolt completely cuts off completely with the solution in centrifuge, and bolt is avoided to be corroded, so that it is guaranteed that the stability of bearing block long-term operation, substantially prolongs the service life of centrifuge.
Description
Technical field:
The utility model relates to a kind of bearing block connection structures for improving centrifuge service life.
Background technique:
During the work time, what rotary drum was done is load high-speed rotation to centrifuge, to reach the stabilization that rotary drum high-speed rotation is
Property, the main shaft and the fitness of bearing block, the stability of bearing block of centrifuge are most important, conventional centrifuge during fabrication,
Bearing block is bolted to connection on the pedestal of centrifuge, for the ease of installation, is usually opened up on from bearing block logical
Hole, then bolt is connect from centrifuge interior side insertion through-hole with whorl of base, and this structure is found in long-term use, by
In bolt inside centrifuge, therefore it is likely to encounter solution, for a long time by solution corrosion, concatenation ability is caused to decline, make axis
It holds and generates small relative motion between seat and pedestal, then the effect through rotary drum high-speed rotation, cause bearing block stability substantially
Decline even causes the serious accidents such as off-axis.What therefore the damage of centrifuge became is more frequent.
In order to avoid the generation of above-mentioned technical problem, plant maintenance personnel need periodically to check bolt, but bolt
Below the rotary drum, check particularly troublesome, need to shut down, remove rotary drum and checked, seriously affected production efficiency and
The service efficiency of centrifuge, without checking, there may be bigger security risks again.Therefore production cost is difficult to further decline.
Utility model content:
The technical problem to be solved by the utility model is to provide a kind of for improving the bearing block of centrifuge service life
Connection structure.
In order to solve the above technical problems, the technical solution adopted in the utility model is: improving the axis of centrifuge service life
A connection structure is held, including centrifugal base and the bearing block being connected on centrifugal base, the pedestal includes bottom plate and branch
Leg offers the axis hole passed through for centrifuge principal axis on bottom plate, and bearing block is axially disposed in axis hole, is arranged on bearing block outer wall
There is the flange ring to extend radially outwardly, flange ring is located above bottom plate, and the diameter of flange ring is greater than axis hole, flange ring and bottom plate phase
Pair face on be circumferentially evenly equipped with multiple blind screw holes, offered on the bottom plate with the one-to-one through-hole of blind screw hole,
Flange ring and bottom plate are bolted to connection together, and the bottom-up through-hole that passes through of bolt is threadedly coupled with tapped blind hole.
As a kind of optimal technical scheme, the bottom plate upper surface position opposite with flange ring is provided with one and is looped around axis
The ring packing caulking groove of hole periphery seals and is embedded with sealing ring pad in caulking groove, and flange ring passes through sealing ring pad with bottom plate and seals company
It connects.
In order to solve the above technical problems, the another technical solution that the utility model uses is: improving centrifuge and use the longevity
The bearing block connection structure of life, including centrifugal base and the bearing block being connected on centrifugal base, the pedestal includes bottom
Plate and supporting leg offer the axis hole passed through for centrifuge principal axis on bottom plate, and bearing block is axially disposed in axis hole, bearing block outer wall
On be provided with the flange ring to extend radially outwardly, flange ring is located above bottom plate, and a ring is provided between flange ring and bottom plate
Shape backing plate, the outer diameter of annular backing plate are greater than axis hole outer diameter, and the internal diameter of annular backing plate is less than flange ring outer diameter, the flange ring, ring
Shape backing plate, bottom plate successively abut from up to down, and annular backing plate welds together with bottom plate, the flange ring face opposite with annular backing plate
Upper circumferential direction is evenly equipped with multiple blind screw holes, offers on annular backing plate and the one-to-one through-hole of blind screw hole, through-hole position
In in axis hole, flange ring and annular backing plate are bolted to connection together, and bolt is bottom-up blind across through-hole and screw thread
Hole is threadedly coupled.
As a kind of optimal technical scheme, the annular backing plate upper surface position opposite with flange ring is provided with one and surround
Ring packing caulking groove in bearing block periphery, seals and is embedded with sealing ring pad in caulking groove, and flange ring and annular backing plate pass through sealing
Ring pads are tightly connected.
The beneficial effects of the utility model are: by being arranged bolt outside centrifuge, and by the spiral shell on bearing block
Pit is arranged to blind hole, while carrying out the sealing of bearing block and bottom plate or annular backing plate, it is ensured that the solution in bolt and centrifuge
Isolation completely, avoids bolt from being corroded, so that it is guaranteed that the stability of bearing block long-term operation, substantially prolongs the use of centrifuge
Service life.
Detailed description of the invention:
Specific embodiment of the present utility model is described in further detail with reference to the accompanying drawing, in which:
Fig. 1 is the structural schematic diagram of the first specific embodiment of the utility model；
Fig. 2 is the structural schematic diagram of second of specific embodiment of the utility model.
In Fig. 1 and Fig. 2: 1, bearing block, 2, bottom plate, 3, annular backing plate, 4, main shaft, 5, axis hole, 6, flange ring, 7, internal screw thread
Blind hole, 8, through-hole, 9, bolt, 10, sealing caulking groove, 11, sealing ring pad.
Specific embodiment:
With reference to the accompanying drawing, the specific embodiment of the utility model is described in detail.
Embodiment 1:
The bearing block connection structure of raising centrifuge service life as shown in Figure 1, including centrifugal base and be connected to
Bearing block 1 on centrifugal base, the pedestal include bottom plate 2, and the axis hole passed through for centrifuge principal axis 4 is offered on bottom plate 2
5, bearing block 1 is axially disposed in axis hole 5, is provided with the flange ring 6 to extend radially outwardly on 1 outer wall of bearing block, and flange ring 6
Above bottom plate 2, the diameter of flange ring 6 is greater than axis hole 5, is circumferentially evenly equipped with multiple interior spiral shells on the face opposite with bottom plate 2 of flange ring 6
Line blind hole 7 offers on the bottom plate 2 and passes through bolt 9 with the one-to-one through-hole 8 of blind screw hole 7, flange ring 6 and bottom plate 2
It is fixed together, the bottom-up through-hole 8 that passes through of bolt 9 is threadedly coupled with blind screw hole 7.
2 upper surface of the bottom plate position opposite with flange ring 6 is additionally provided with a ring packing for being looped around 5 periphery of axis hole
Caulking groove 10 seals and is embedded with sealing ring pad 11 in caulking groove 10, and flange ring 6 is tightly connected with bottom plate 2 by sealing ring pad 11.
By being arranged bolt 9 outside centrifuge, and in the hole for being used to wear bolt 9 on bearing block 1 is arranged to
Tapped blind hole 7, while carrying out the sealing of bearing block 1 Yu bottom plate 2, it is ensured that bolt 9 completely cuts off completely with the solution in centrifuge, avoids
Bolt 9 is corroded, so that it is guaranteed that the stability of 1 long-term operation of bearing block, substantially prolongs the service life of centrifuge.
Meanwhile bolt 9 being arranged outside centrifuge, the inspection convenient for plant maintenance personnel to 9 state of bolt, greatly
Checking process is simplified, the service efficiency of centrifuge is improved.
Embodiment 2:
The bearing block connection structure of raising centrifuge service life as shown in Figure 2, including centrifugal base and be connected to
Bearing block 1 on centrifugal base, the pedestal include bottom plate 2, and the axis hole passed through for centrifuge principal axis 4 is offered on bottom plate 2
5, bearing block 1 is axially disposed in axis hole 5, is provided with the flange ring 6 to extend radially outwardly on 1 outer wall of bearing block, and flange ring 6
Above bottom plate 2, an annular backing plate 3 is provided between flange ring 6 and bottom plate 2, the outer diameter of annular backing plate 3 is greater than outside axis hole 5
The internal diameter of diameter, annular backing plate 3 is less than 6 outer diameter of flange ring, and the flange ring 6, annular backing plate 3, bottom plate 2 successively support from up to down
It connects, annular backing plate 3 is circumferentially evenly equipped with multiple together with 2 sealing welding of bottom plate on the face opposite with annular backing plate 3 of flange ring 6
Blind screw hole 7 offers on annular backing plate 3 and is located in axis hole 5 with the one-to-one through-hole 8 of blind screw hole 7, through-hole 8, method
Blue ring 6 is fixed together with annular backing plate 3 by bolt 9, and bolt 9 is bottom-up to pass through through-hole 8 and 7 spiral shell of blind screw hole
Line connection.
3 upper surface of the annular backing plate position opposite with flange ring 6 is provided with an annular for being looped around 1 periphery of bearing block
Caulking groove 10 is sealed, seals and is embedded with sealing ring pad 11 in caulking groove 10, flange ring 6 is sealed with annular backing plate 3 by sealing ring pad 11
Connection.
By being arranged bolt 9 outside centrifuge, and in the hole for being used to wear bolt 9 on bearing block 1 is arranged to
Tapped blind hole 7, while carrying out the sealing of bearing block 1 Yu annular backing plate 3, it is ensured that bolt 9 completely cuts off completely with the solution in centrifuge,
Bolt 9 is avoided to be corroded, so that it is guaranteed that the stability of 1 long-term operation of bearing block, substantially prolongs the service life of centrifuge.
The padded flange ring 6 of annular backing plate 3 makes the joint face of flange ring 6 and annular backing plate 3 be higher than bottom plate 2 upper surface, this
Sample can effectively reduce the joint face that the solution in centrifuge did not had flange ring 6 Yu annular backing plate 3, further decreases solution and passes through method
Blue ring 6 penetrates into the probability of 8 internal corrosion bolt 9 of through-hole with the joint face of annular backing plate 3.
Meanwhile bolt 9 being arranged outside centrifuge, the inspection convenient for plant maintenance personnel to 9 state of bolt, greatly
Checking process is simplified, the service efficiency of centrifuge is improved.
The principles and effects of the invention, and the embodiment that part uses only is illustrated in above-described embodiment,
And is not intended to limit the present invention；It should be pointed out that for those of ordinary skill in the art, not departing from the invention structure
Under the premise of think of, various modifications and improvements can be made, and these are all within the scope of protection of the present invention.
Claims (4)
1. improving the bearing block connection structure of centrifuge service life, including centrifugal base and it is connected on centrifugal base
Bearing block (1), which is characterized in that the pedestal includes bottom plate (2), offers on bottom plate (2) and passes through for centrifuge principal axis (4)
Axis hole (5), bearing block (1) are axially disposed in axis hole (5), are provided with the flange to extend radially outwardly on bearing block (1) outer wall
Ring (6), flange ring (6) are located above bottom plate (2), and the diameter of flange ring (6) is greater than axis hole (5), flange ring (6) and bottom plate (2)
It is circumferentially evenly equipped with multiple blind screw holes (7), is offered on the bottom plate (2) with blind screw hole (7) one by one on opposite face
Corresponding through-hole (8), flange ring (6) are fixed together with bottom plate (2) by bolt (9), and bolt (9) is bottom-up to be passed through
Through-hole (8) is threadedly coupled with blind screw hole (7).
2. the bearing block connection structure according to claim 1 for improving centrifuge service life, which is characterized in that the bottom
Plate (2) upper surface and flange ring (6) opposite position are provided with a ring packing caulking groove (10) for being looped around axis hole (5) periphery,
It is embedded with sealing ring pad (11) in sealing caulking groove (10), flange ring (6) and bottom plate (2) are tightly connected by sealing ring pad (11).
3. improving the bearing block connection structure of centrifuge service life, including centrifugal base and it is connected on centrifugal base
Bearing block (1), which is characterized in that the pedestal includes bottom plate (2), offers on bottom plate (2) and passes through for centrifuge principal axis (4)
Axis hole (5), bearing block (1) are axially disposed in axis hole (5), are provided with the flange to extend radially outwardly on bearing block (1) outer wall
Ring (6), flange ring (6) are located above bottom plate (2), and an annular backing plate (3), ring are provided between flange ring (6) and bottom plate (2)
The outer diameter of shape backing plate (3) is greater than axis hole (5) outer diameter, and the internal diameter of annular backing plate (3) is less than flange ring (6) outer diameter, the flange ring
(6), annular backing plate (3), bottom plate (2) successively abut from up to down, and annular backing plate (3) is together with bottom plate (2) sealing welding, method
It is circumferentially evenly equipped with multiple blind screw holes (7) on Lan Huan (6) and annular backing plate (3) opposite face, annular backing plate offers on (3)
With the one-to-one through-hole (8) of blind screw hole (7), through-hole (8) is located in axis hole (5), flange ring (6) and annular backing plate (3)
It is fixed together by bolt (9), bottom-up pass through through-hole (8) of bolt (9) are threadedly coupled with blind screw hole (7).
4. the bearing block connection structure according to claim 3 for improving centrifuge service life, which is characterized in that the ring
Shape backing plate (3) upper surface and flange ring (6) opposite position are provided with a ring packing caulking groove for being looped around bearing block (1) periphery
(10), it is embedded with sealing ring pad (11) in sealing caulking groove (10), flange ring (6) and annular backing plate (3) pass through sealing ring pad (11)
It is tightly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820335602.6U CN208288264U (en) | 2018-03-12 | 2018-03-12 | Improve the bearing block connection structure of centrifuge service life |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820335602.6U CN208288264U (en) | 2018-03-12 | 2018-03-12 | Improve the bearing block connection structure of centrifuge service life |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208288264U true CN208288264U (en) | 2018-12-28 |
Family
ID=64695920
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820335602.6U Active CN208288264U (en) | 2018-03-12 | 2018-03-12 | Improve the bearing block connection structure of centrifuge service life |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208288264U (en) |
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2018
- 2018-03-12 CN CN201820335602.6U patent/CN208288264U/en active Active
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