CN206159099U - Cooling module and centrifugal pump of transmission shaft - Google Patents
Cooling module and centrifugal pump of transmission shaft Download PDFInfo
- Publication number
- CN206159099U CN206159099U CN201621242320.9U CN201621242320U CN206159099U CN 206159099 U CN206159099 U CN 206159099U CN 201621242320 U CN201621242320 U CN 201621242320U CN 206159099 U CN206159099 U CN 206159099U
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- transmission shaft
- cooling
- power transmission
- main body
- sealing
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Abstract
The utility model discloses a cooling module and centrifugal pump of transmission shaft, cooling module is provided with the passageway that can supply the transmission shaft to pass including the cooling main part that is provided with the cooling chamber in the cooling main part, and passageway and cooling chamber are linked together, and the week side of passageway is provided with seal assembly, is provided with sealed chamber on the lateral wall of cooling main part, and seal assembly imbeds sealed intracavity and fixed by ring cover subassembly, seal assembly including the seal carrier body that can supply the transmission shaft to pass, set up the outer seal between the seal carrier body and cooling main part and set up the inner sealing piece between the seal carrier body and transmission shaft, outer seal and inner sealing piece are surrounded by the seal carrier body, cooling main part and transmission shaft, its advantage has lain in the fixed mode of traditional screw, fixes more firmly, surround outer seal and inner sealing piece by the seal carrier body, cooling main part and transmission shaft, compare the deformation space that has reduced substantially outer seal and inner sealing piece with prior art, strengthen sealed effect.
Description
Technical field
The utility model is related to a kind of centrifugal pump field, more particularly, to the cooling component and centrifugal pump of power transmission shaft.
Background technology
With the fast development of modern industry, increasing operating mode can make power transmission shaft be operated in high temperature, high pressure, high speed
In environment.The power transmission shaft of centrifugal pump produces substantial amounts of frictional heat when high speed rotates, and the temperature rise for making power transmission shaft is much higher than it
Operating temperature rise scope is allowed, lubricating oil coking because of high temperature is caused, causes the centrifugal pump cannot normal work.In order to reduce centrifugal pump
Power transmission shaft temperature, routine techniques lowered the temperature using water-cooling pattern to power transmission shaft.In the outer sheath of the power transmission shaft of centrifugal pump
Enter and cool down component, cool down component is internally formed cooling chamber, and power transmission shaft is rotated in cooling chamber, water inlet of the cold water from cooling component
Enter at mouthful in cooling chamber, heat up after being affected by high temperature power transmission shaft in cooling water, the row again from cooling chamber of the water after intensification
The external world is discharged at the mouth of a river.Sealed using black box between cooling component two ends and bearing, so as to prevent cooling water from cooling group
Seepage in part.Wherein usually sealed using elastic seal cap mode near one end of centrifugal pump bearing, the week side of boss of elastic seal cap
The outer wall of laminating cooling component is simultaneously screwed, and power transmission shaft is passed through from the through hole at elastic seal cap center.
The shortcoming of prior art is:Although the 1, power transmission shaft Jing coolings water cooling, near power transmission shaft and power transmission shaft
Temperature is still higher, and elastic seal cap long-time works under high-temperature, in use for some time, near centrifugal pump bearing one
Set elastic seal cap is often deformed upon on the cooling component at end, causes cannot being brought into close contact for elastic seal cap cold
But the outer surface of component, or even tilt from fixed position, sealing property is deteriorated, cause cooling water along leak into centrifugal pump its
In his position, in the grease-box entered near bearing more particularly along the power transmission shaft of centrifugal pump, centrifugal pump, service life are damaged
It is short;2nd, the fixed form of screw easily causes loosening and comes off during centrifugal pump shakes for a long time, and sealing effectiveness is poor.
Utility model content
Technical problem to be solved in the utility model be to provide a kind of good airproof performance, the power transmission shaft of long service life it is cold
But component and centrifugal pump, the utility model adopts embedded fixation, and integraty is stronger and difficult for drop-off;The outer close of easy realization
Sealing and inner seal liner in addition to sealing it is fully wrapped around live, deformation is less after it is heated, and sealing is preferable.
The utility model solve the technical scheme that adopted of above-mentioned technical problem for:The cooling component of power transmission shaft, including setting
The cooling main body of cooling chamber is equipped with, in cooling main body the passage for being available for power transmission shaft to pass through is provided with, passage is connected with cooling chamber,
The week side of boss of passage is provided with black box, it is characterised in that be provided with annular seal space on the side wall of cooling main body, black box is embedding
Enter in described annular seal space and fixed by ring set component, black box includes the sealing support body for being available for power transmission shaft to pass through, is arranged on
The outside seal between support body and cooling main body and the inner seal liner being arranged between sealing support body and power transmission shaft are sealed, it is outer close
Sealing and inner seal liner are surrounded by support body, cooling main body and power transmission shaft is sealed.
The further preferred version of the utility model:Described sealing support body is in annular, is set on the outer wall for sealing support body
Be equipped with can accommodating portion outside seal external seal groove, sealing support body on the inside of be provided with the interior sealing that can accommodate inner seal liner
Chamber.A part for outside seal is accommodated into external seal groove and plays fixation, the inwall extruding of another part and cooling main body
Sealing effectiveness is played in laminating;Outside seal can be sealing rubber ring, and sealing rubber ring is snapped in external seal groove, because of external seal groove
Process power transmission shaft is distant, and temperature is relatively low, and deformation is less;Required for external seal groove and this sealing means of sealing rubber ring
Oppressive force is larger, thus produces larger frictional force, and seals support body when in use and not with respect to cooling body rotation, friction
Power is larger can't be to using impacting.
The further preferred version of the utility model:The outer edge of the inwall of described sealing support body has been wholely set ring
Shape rib, the central authorities of ring-type rib are the passage for being available for power transmission shaft to pass through, and ring-type rib, the inwall of sealing support body and cooling are led
The inwall of body together form described interior sealing chamber, and interior sealing chamber surrounds the outer wall and side wall and inner seal liner of inner seal liner
Inwall and power transmission shaft be close to.Ring-type rib, sealing support body and cooling main body together form interior sealing chamber, inner seal liner
Inwall expose outer with power transmission shaft contact, other directions are besieged, so as to reduce the deformation of inner seal liner, strengthen sealing effect
Really.
The further preferred version of the utility model:Described inner seal liner is in annular, is set on the inwall of inner seal liner
Sealing is equipped with, the cavity of annular is provided with the side wall of inner seal liner, the inside of cavity is provided with clamping ring, clamping ring folder
Tightening seal portion surrounds power transmission shaft.Power transmission shaft will be rotated relative to inner seal liner, so larger mill difference power can not be had, but while be carried
For good sealing.Clamping ring is arranged in cavity on the wall of side to be used to further prevent the deformation of sealing in inner seal liner,
Prevent its internal diameter from expanding, affect sealing effectiveness.
The further preferred version of the utility model:Described ring set component includes the ring set of fracture and is arranged on sealing
The draw-in groove for being available for cutting ferrule to insert on the inwall in chamber, described draw-in groove is located at the edge of annular seal space.When the ring set of fracture is squeezed
Contraction is put at draw-in groove, decontrols diastole after ring set, and ring set is snapped in draw-in groove, fixed than stronger.
The further preferred version of the utility model:Described sealing is provided with a plurality of annular flange flange.A plurality of convex annular
Edge and power transmission shaft contact sealing, good seal performance.
The further preferred version of the utility model:The edge of described cavity be provided with prevent clamping ring slide every
Stopper.
The further preferred version of the utility model:Screens component is provided between sealing support body and cooling main body, it is described
Screens component includes that screens groove and screens are raised, and screens groove is arranged on the outer wall of sealing support body, and described screens is raised to be arranged
In the annular seal space of cooling main body.Sealing support body is needed in screens groove alignment cooling main body when annular seal space is fit into
Screens projection is inserted into, and screens groove and screens projection cooperate, make sealing support body will not relative to cooling body rotation.
Centrifugal pump, including the motor, bearing assembly, power transmission shaft and the impeller assembly that are sequentially connected, the outside of power transmission shaft is arranged
There is cooling component, cooling down component includes being provided with the cooling main body of cooling chamber, and in cooling main body passage, passage and cooling are provided with
Chamber is connected, and through passage and cooling chamber, the week side of boss of passage is provided with black box to power transmission shaft, the side of described cooling main body
Annular seal space is provided with wall, black box is embedded in described annular seal space and is fixed by ring set component, black box includes being available for
Power transmission shaft through sealing support body, be arranged on sealing support body and cooling main body outside seal and be arranged on sealing support body
Inner seal liner and power transmission shaft between, outside seal and inner seal liner are surrounded by support body, cooling main body and power transmission shaft is sealed.
The further preferred version of the utility model:Outer water inlet and out outlet are provided with the outer wall of cooling main body,
Interior delivery port and interior water inlet are provided with inwall at the cooling chamber of cooling main body, cooling water sequentially passes through outer water inlet, interior
Delivery port, interior water inlet and out outlet.Cooling water is entered from outer water inlet, is entered in cooling chamber by interior delivery port, cooling
Water inlet enters the discharge from out outlet again in Jing after cold water is heated in chamber.
Compared with prior art, the utility model has the advantage of:1st, cool down main body entirely to pass through to be embedded in and by screens
The mode of component is arranged on cooling body interior, eliminates the fixed form of conventional screw, and fixation is more firm;2nd, outer close
Sealing is arranged between cooling main body and sealing support body, inner seal liner is arranged between sealing support body and power transmission shaft, external seal
Part and inner seal liner are surrounded by support body, cooling main body and power transmission shaft is sealed, and external seal is drastically reduce the area compared with prior art
The deformation space of part and inner seal liner, is just that seal is heated and deforms upon, also in controlled range after using a period of time
Interior, preferably, service life is longer for sealing effectiveness.
Description of the drawings
Fig. 1 is explosive view of the present utility model;
Fig. 2 is the stereogram after the utility model assembling;
Fig. 3 is the stereogram for sealing support body;
Fig. 4 is the stereogram of inner seal liner;
Fig. 5 is the structural representation after the utility model assembling;
Fig. 6 is the enlarged drawing in Fig. 5 at A;
Fig. 7 is the structural representation of centrifugal pump;
Fig. 8 is the stereogram for cooling down main body.
Specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing embodiment.
As shown in figs 1 to 6, the cooling component 22 of power transmission shaft, including the cooling main body 2 for being provided with cooling chamber 1, cooling master
The passage 4 for being available for power transmission shaft 3 to pass through is provided with body 2, passage 4 is connected with cooling chamber 1, the week side of boss of passage 4 is provided with sealing
Component 5, is provided with annular seal space 6 on the side wall for cooling down main body 2, consolidated in the embedding sealing chamber 6 of black box 5 and by ring set component 7
It is fixed, black box 5 include being available for power transmission shaft 3 through sealing support body 9, be arranged on it is outer sealing support body 9 and cooling main body 2
Seal 10 and the inner seal liner 11 being arranged between sealing support body 9 and power transmission shaft 3, outside seal 10 is by the He of cooling main body 2
Sealing support body 9 is surrounded, and inner seal liner 11 is surrounded by cooling main body 2, power transmission shaft 3 and sealing support body 9.
As shown in figs 1 to 6, it is in annular to seal support body 9, be provided with the outer wall for sealing support body 9 can accommodating portion it is outer close
The external seal groove 12 of sealing 10, the inner side for sealing support body 9 is provided with the interior sealing chamber 13 that can accommodate inner seal liner 11.Outside seal
10 part is accommodated into external seal groove 12 and plays fixation, and the inwall extruding of another part and cooling main body 2 is fitted
To sealing effectiveness;Outside seal 10 can be sealing rubber ring, and sealing rubber ring is snapped in external seal groove 12, because of external seal groove 12
Process power transmission shaft is distant, and temperature is relatively low, and deformation is less;Required for external seal groove 12 and this sealing means of sealing rubber ring
Oppressive force it is larger, thus produce larger mill difference power, and seal support body 9 and rotate when in use and not with respect to cooling main body 2,
Mill difference power is larger can't be to using impacting.
As shown in figure 3, the outer edge of the inwall of sealing support body 9 has been wholely set ring-type rib 14, ring-type rib 14
Central authorities are the passage 4 for being available for power transmission shaft to pass through, and the inwall of ring-type rib 14, the inwall of sealing support body 9 and cooling main body 2 is common
Interior sealing chamber 13 is defined, interior sealing chamber 13 surrounds the outer wall of inner seal liner 11 and the inwall and biography of side wall and inner seal liner 11
Moving axis 3 is close to.Ring-type rib 14, sealing support body 9 and cooling main body 2 together form interior sealing chamber 13, inner seal liner 11
Inwall expose outer with power transmission shaft contact, other directions are besieged, so as to reduce the deformation of inner seal liner, strengthen sealing effect
Really.As shown in figure 4, inner seal liner 11 is in annular, sealing 15 is provided with the inwall of inner seal liner 11, inner seal liner 11
The cavity 16 of annular is provided with the wall of side, the inside of cavity 16 is provided with clamping ring 17, and the pinch seal portion 15 of clamping ring 17 wraps
Enclose power transmission shaft 3.Power transmission shaft 3 will be rotated relative to inner seal liner 11, so larger mill difference power can not be had, but while provide good
Sealing.Clamping ring 17 is arranged in cavity 16 on the wall of side to be used to further prevent the shape of sealing 15 in inner seal liner 11
Become, prevent its internal diameter from expanding, affect sealing effectiveness.Sealing 15 is provided with a plurality of annular flange flange 16.The He of a plurality of annular flange flange 16
The contact sealing of power transmission shaft 3, good seal performance.The edge of cavity 16 is provided with the barrier portion 18 for preventing clamping ring 17 from sliding.
As shown in fig. 6, ring set component 7 includes the ring set 71 of fracture and is arranged on the inwall of annular seal space 6 is available for cutting ferrule
71 draw-in grooves 72 for entering are inserted, draw-in groove 72 is located at the edge of annular seal space 6.Shrink when the ring set 71 of fracture is squeezed and be put into draw-in groove 72
Place, decontrols diastole after ring set 71, and ring set 71 is snapped in draw-in groove 72, fixed than stronger.
As shown in figure 1, being provided with screens component 8 between sealing support body 9 and cooling main body 2, screens component 8 includes screens groove
81 and screens projection 82, screens groove 81 is arranged on the outer wall of sealing support body 9, and screens projection 82 is arranged on the close of cooling main body 2
In envelope chamber 6.Sealing support body 9 needs the screens projection 82 screens groove 81 being aligned in cooling main body when annular seal space 6 is fit into
It is inserted into, screens groove 81 and screens projection 82 cooperate, sealing support body 9 is not rotated relative to cooling main body 2.
As shown in fig. 7, centrifugal pump, including the motor 19, bearing assembly 20, power transmission shaft 3 and the impeller assembly 21 that are sequentially connected,
The outside of power transmission shaft 3 is provided with cooling component 22, and cooling down component 22 includes being provided with the cooling main body 2 of cooling chamber 1, cools down main body
Passage 4 is provided with 2, passage 4 is connected with cooling chamber 1, power transmission shaft 3 is arranged through passage 4 and cooling chamber 1, the week side of boss of passage 4
There is black box 5, annular seal space 6 is provided with the side wall for cooling down main body 2, in the embedding sealing chamber 6 of black box 5 and by ring set group
Part 7 is fixed, black box 5 includes being available for the sealing support body 9 that power transmission shaft 3 passes through, be arranged on sealing support body 9 and cooling main body 2 it
Between outside seal 10 and be arranged on sealing support body 9 and power transmission shaft 3 between inner seal liner 11, outside seal 10 by cooling master
Body 2 and sealing support body 9 are surrounded, and inner seal liner 11 is surrounded by cooling main body 2, power transmission shaft 3 and sealing support body 9.
As shown in figure 8, being provided with outer water inlet 23 and out outlet 24 on the outer wall of cooling main body 2, the cold of main body 2 is cooled down
But interior delivery port 25 and interior water inlet 26 are provided with the inwall at chamber 1, cooling water sequentially passes through outer water inlet 23, interior delivery port
25th, interior water inlet 26 and out outlet 24.Cooling water is entered from outer water inlet 23, is entered in cooling chamber by interior delivery port 25,
Water inlet 26 enters the discharge from out outlet again in Jing after cold water is heated in cooling chamber.
The utility model is described in detail to the cooling component and centrifugal pump of power transmission shaft above, it is used herein
Specific case is set forth to principle of the present utility model and embodiment, and the explanation of above example is only intended to help and manages
Solution the utility model and core concept.It should be pointed out that for those skilled in the art, without departing from this reality
On the premise of with new principle, some improvement and modification can also be carried out to the utility model, these are improved and modification also falls into
In the utility model scope of the claims.
Claims (10)
1. the cooling component of power transmission shaft, including the cooling main body for being provided with cooling chamber, is provided with cooling main body and is available for power transmission shaft
The passage for passing through, passage is connected with cooling chamber, and the week side of boss of passage is provided with black box, it is characterised in that the one of cooling main body
Annular seal space is provided with the wall of side, black box is embedded in described annular seal space and is fixed by ring set component, and black box includes can
For power transmission shaft through sealing support body, be arranged on sealing support body and cooling main body outside seal and be arranged on sealing frame
Inner seal liner between body and power transmission shaft, outside seal by cool down main body and sealing support body surround, inner seal liner by cool down main body,
Power transmission shaft and sealing support body are surrounded.
2. the cooling component of power transmission shaft according to claim 1, it is characterised in that described sealing support body is in annular, close
Be provided with the outer wall of envelope support body can accommodating portion outside seal external seal groove, be provided with and can accommodate on the inside of sealing support body in
The interior sealing chamber of seal.
3. the cooling component of power transmission shaft according to claim 2, it is characterised in that the inwall of described sealing support body it is outer
Edge has been wholely set ring-type rib, and the central authorities of ring-type rib are the passage for being available for power transmission shaft to pass through, ring-type rib, sealing frame
The inwall of body and the inwall of cooling main body together form described interior sealing chamber, and interior sealing chamber surrounds the outer wall of inner seal liner
With side wall and the inwall and power transmission shaft of inner seal liner is close to.
4. the cooling component of power transmission shaft according to claim 3, it is characterised in that described inner seal liner is in annular, interior
Sealing is provided with the inwall of seal, the cavity of annular is provided with the side wall of inner seal liner, the inside of cavity is installed
There is clamping ring, clamping ring pinch seal portion surrounds power transmission shaft.
5. the cooling component of power transmission shaft according to claim 4, it is characterised in that described sealing is provided with a plurality of ring
Shape flange.
6. the cooling component of power transmission shaft according to claim 4, it is characterised in that the edge of described cavity is provided with
The barrier portion for preventing clamping ring from sliding.
7. the cooling component of power transmission shaft according to claim 1, it is characterised in that described ring set component includes fracture
Ring set and being arranged on the inwall of annular seal space be available for the draw-in groove that cutting ferrule inserts, described draw-in groove to be located at the edge of annular seal space.
8. the cooling component of power transmission shaft according to claim 1, it is characterised in that described sealing support body and cooling main body
Between be provided with screens component, the screens component includes that screens groove and screens are raised, and screens groove is arranged on the outer of sealing support body
On wall, described screens projection is arranged in the annular seal space of cooling main body.
9. centrifugal pump, including the motor, bearing assembly, power transmission shaft and the impeller assembly that are sequentially connected, is provided with the outside of power transmission shaft
Cooling component, cooling down component includes being provided with the cooling main body of cooling chamber, and in cooling main body passage, passage and cooling chamber are provided with
It is connected, power transmission shaft is provided with black box through passage and cooling chamber, the week side of boss of passage, it is characterised in that described cooling master
Annular seal space is provided with the side wall of body, black box is embedded in described annular seal space and is fixed by ring set component, black box
Including be available for power transmission shaft through sealing support body, be arranged on sealing support body and cooling main body outside seal and be arranged on
Inner seal liner between sealing support body and power transmission shaft, by main body and sealing support body encirclement is cooled down, inner seal liner is by cold for outside seal
But main body, power transmission shaft and sealing support body are surrounded.
10. centrifugal pump according to claim 9, it is characterised in that outer water inlet and outer is provided with the outer wall of cooling main body
Delivery port, cools down and interior delivery port and interior water inlet is provided with the inwall at the cooling chamber of main body, and cooling water is sequentially passed through and entered outward
The mouth of a river, interior delivery port, interior water inlet and out outlet.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621242320.9U CN206159099U (en) | 2016-11-14 | 2016-11-14 | Cooling module and centrifugal pump of transmission shaft |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621242320.9U CN206159099U (en) | 2016-11-14 | 2016-11-14 | Cooling module and centrifugal pump of transmission shaft |
Publications (1)
Publication Number | Publication Date |
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CN206159099U true CN206159099U (en) | 2017-05-10 |
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ID=58660726
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201621242320.9U Active CN206159099U (en) | 2016-11-14 | 2016-11-14 | Cooling module and centrifugal pump of transmission shaft |
Country Status (1)
Country | Link |
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CN (1) | CN206159099U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111852884A (en) * | 2019-04-30 | 2020-10-30 | 三花亚威科电器设备(芜湖)有限公司 | Pump and method of operating the same |
-
2016
- 2016-11-14 CN CN201621242320.9U patent/CN206159099U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111852884A (en) * | 2019-04-30 | 2020-10-30 | 三花亚威科电器设备(芜湖)有限公司 | Pump and method of operating the same |
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