CN213743986U - Double-suction split pump with bearing reinforcing structure - Google Patents
Double-suction split pump with bearing reinforcing structure Download PDFInfo
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- CN213743986U CN213743986U CN202022209923.1U CN202022209923U CN213743986U CN 213743986 U CN213743986 U CN 213743986U CN 202022209923 U CN202022209923 U CN 202022209923U CN 213743986 U CN213743986 U CN 213743986U
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Abstract
The utility model discloses a double suction pump that opens in possesses bearing additional strengthening, including splicing integrative pump cover and pump case mutually, two axle heads of pump case are equipped with the bearing pedestal respectively, and the bearing pedestal can be dismantled mutually with the pump case and connect, is equipped with the exerted maintenance of the sealing of the confession pump body between pump cover and the pump case and opens the window, is equipped with the backup pad that passes the maintenance and open the window on the arbitrary bearing pedestal, and the one end of backup pad and the detachable lock solid mutually of bearing pedestal looks, the other end and the roof of pump cover are integrative. The utility model discloses a pass the backup pad of maintaining the windowing, can make pump cover, pump case and the relative lock solid of bearing pedestal, increased bearing pedestal's rigidity, effectively prevent that bearing pedestal from producing deformation, prolonged life. The backup pad possesses very reliable joining in marriage and connects intensity and join in marriage and connect stability, and it is fixed easily to install and dismantle, can also dodge simultaneously and wash the pipeline, satisfies the demand of installing, removing when maintaining the maintenance and dismantling. Possess the axle sleeve nut, eliminate traditional earth's axis stress concentration, reduced pump shaft deformation probability.
Description
Technical Field
The utility model relates to a double suction split pump that possesses bearing additional strengthening belongs to the technical field of double suction split centrifugal pump.
Background
The existing small and medium-sized double-suction split pumps are represented by S-shaped and omega series, and bearing parts are only supported by a pump body. With such a support structure, as shown in fig. 3, the upper half space of the sealing portion is completely open, facilitating inspection and maintenance of the sealing member. However, this structure has a problem that the bearing member has poor support rigidity. The bearing components sink and skew under the weight of the rotor and the effects of vibration and impact during operation. After the bearing component is inclined, the running state of the bearing is deteriorated, noise and vibration are increased, and the temperature rise is increased, so that the service life of the bearing is shortened. Particularly, as shown in fig. 3 and 4, the shaft body is provided with the grinding wheel overrun groove and the shaft elastic collar, so that the pump shaft is further provided with the annular groove, and the pump shaft is easily damaged in a stressed state. Although some pump types adopt a structure that the pump body and the pump cover jointly support the bearing part, the structural complexity and the production difficulty are increased, and the upper half space of the sealing part is shielded, so that the inspection and the maintenance of the sealing part are not facilitated.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the not enough of above-mentioned prior art, to having the pump shaft supporting power not enough to appear the pump shaft easily among the open centrifugal pump in traditional double suction and harm the problem that influences life, provide the open pump in double suction that possesses bearing additional strengthening.
In order to achieve the above purpose, the utility model discloses the technical scheme who adopts is:
the double-suction split pump with the bearing reinforcing structure comprises a pump cover and a pump shell which are spliced into a whole, wherein two shaft ends of the pump shell are respectively provided with a bearing base body, any bearing base body is detachably connected with the pump shell in a matching way, a maintenance window for exposing a sealing part of the pump body is arranged between the pump cover and the pump shell,
and a supporting plate penetrating through the maintenance windowing is arranged on any bearing seat body, one end of the supporting plate is detachably locked with the bearing seat body into a whole, and the other end of the supporting plate is detachably locked with the top wall of the pump cover into a whole.
Preferably, the backup pad includes the slope panel beating, two free ends of slope panel beating are equipped with the horizontal plate respectively, be equipped with the lock solid pinhole on the horizontal plate.
Preferably, the support plate is provided with a raised rib wall.
Preferably, a flushing pipeline penetrating through the maintenance window is arranged between the pump cover and the pump shell, and a groove for avoiding the flushing pipeline is formed in the supporting plate.
Preferably, a pump shaft is arranged in the pump shell, a shaft sleeve is arranged on the pump shaft, a bearing is arranged in the bearing block, and a shaft sleeve nut is arranged between the bearing and the shaft sleeve.
The beneficial effects of the utility model are mainly embodied in that:
1. the supporting plate penetrating through the maintenance window is adopted, so that the pump cover, the pump shell and the bearing seat body are relatively locked, the rigidity of the bearing seat body is increased, the bearing seat body is effectively prevented from deforming, and the service life is prolonged.
2. The backup pad possesses very reliable joining in marriage and connects intensity and join in marriage and connect stability, and it is fixed easily to install and dismantle, can also dodge simultaneously and wash the pipeline, satisfies the demand of installing, removing when maintaining the maintenance and dismantling.
3. Possess the axle sleeve nut, eliminate traditional earth's axis stress concentration, reduced pump shaft deformation probability, protected the internal bearing of bearing frame, further prolonged life.
Drawings
Fig. 1 is a schematic structural view of a double-suction pump with a bearing reinforcing structure according to the present invention.
Fig. 2 is a schematic structural view of the supporting plate in the double suction split pump with the bearing reinforcing structure of the present invention.
Fig. 3 is a schematic structural diagram of an upper shaft elastic collar on a pump shaft in the prior art.
FIG. 4 is a schematic diagram of a grinding wheel overrun groove on a pump shaft in the prior art.
Detailed Description
The utility model provides a two-suction split pump with bearing reinforcing structure. The technical solution of the present invention will be described in detail below with reference to the accompanying drawings so as to be easier to understand and grasp.
The double-suction split pump with the bearing reinforcing structure comprises a pump cover 1 and a pump shell 2 which are spliced into a whole, wherein bearing base bodies 3 are respectively arranged at two shaft ends of the pump shell 2, any bearing base body 3 is detachably connected with the pump shell 2, and a maintenance window 5 for exposing a sealing part 4 of the pump body is arranged between the pump cover 1 and the pump shell 2.
Any bearing seat body 3 is provided with a supporting plate 6 penetrating through the maintenance window 5, one end of the supporting plate 6 is detachably locked with the bearing seat body 3 into a whole, and the other end of the supporting plate is detachably locked with the top wall of the pump cover 1 into a whole.
The specific implementation process and principle description are as follows:
the traditional double-suction split pump is shown in fig. 3 and 4, the pump shaft is carried by adopting a mode that a pump shell 2 is matched with a bearing base body 3, and the space requirement during maintenance and repair is met by adopting the design of a maintenance window 5. However, the bearing seat 3 is only matched with the pump casing 2, the supporting force is insufficient, and the bearing seat 3 can be subjected to vibration and impact force after long-term use, so that the sinking amount and the outward inclination are generated, the running state of the bearing is deteriorated, the noise and the vibration are increased, and the service life is shortened.
In the present case, as shown in fig. 1 and fig. 2, the design of the supporting plate 6 penetrating through the maintenance window 5 is adopted, and the pump cover 1 and the bearing seat body 3 can be connected, so that the pump cover 1, the bearing seat body 3 and the pump case 2 are locked and matched, the rigidity of the bearing seat body 3 is improved, namely, the pump case and the pump cover are effectively fixed, the three types share impact and vibration, the synchronism is maintained, the deformation phenomenon is not easy to occur, and the service life is prolonged.
In one embodiment, the supporting plate 6 comprises an inclined metal plate 61, two free ends of the inclined metal plate are respectively provided with a horizontal plate portion 62, and the horizontal plate portion 62 is provided with a locking pin hole.
That is, the inclined metal plate 61 meets the requirement of different height differences, and the horizontal plate 62 is easily connected to the top plane of the bearing housing 3 and the supporting wall surface of the pump cover 1.
In one embodiment, the support plate 6 is provided with raised rib walls 7.
The structural strength of the support plate 6 can be increased by the design of the raised rib walls 7, so that it is more secure and reliable.
In one embodiment, a flushing pipeline 20 passing through the maintenance window is arranged between the pump cover 1 and the pump shell 2, and a slot 8 for avoiding the flushing pipeline is arranged on the supporting plate 6.
Can dodge the flushing line through 8 designs of fluting, satisfy the demand that possesses flushing line's double-suction split pump carried on backup pad 6, it can load smoothly at maintenance windowing 5 positions.
In one embodiment, a pump shaft 9 is arranged in the pump shell 2, a shaft sleeve is arranged on the pump shaft 9, a bearing is arranged in the bearing block, and a shaft sleeve nut 10 is arranged between the bearing and the shaft sleeve.
Specifically, the design of a grinding wheel overrun groove and a shaft elastic check ring is adopted for a traditional pump shaft, a stress concentration area exists in the pump shaft, and the design of a shaft sleeve nut 10 eliminates the stress area formed by the grinding wheel overrun groove and the shaft elastic check ring, so that the whole stress of the pump shaft 9 is more uniform, and the pump shaft is more reliably matched with a bearing.
Can discover through the above description, the utility model discloses open the pump in the double suction that possesses bearing additional strengthening adopts to pass the backup pad of maintaining the windowing, can make the relative lock solid of pump cover, pump case and bearing pedestal, has increased bearing pedestal's rigidity, effectively prevents that bearing pedestal from producing deformation, has prolonged life. The backup pad possesses very reliable joining in marriage and connects intensity and join in marriage and connect stability, and it is fixed easily to install and dismantle, can also dodge simultaneously and wash the pipeline, satisfies the demand of installing, removing when maintaining the maintenance and dismantling. Possess the axle sleeve nut, eliminate traditional earth's axis stress concentration, reduced pump shaft deformation probability, protected the internal bearing of bearing frame, further prolonged life.
The above technical solutions of the present invention have been fully described, and it should be noted that the present invention is not limited by the above description, and all technical solutions formed by equivalent transformation or equivalent transformation adopted by the spirit of the present invention in the aspects of structure, method or function by those of ordinary skill in the art all fall within the protection scope of the present invention.
Claims (5)
1. Open pump in double suction that possesses bearing additional strengthening, its characterized in that:
comprises a pump cover and a pump shell which are spliced into a whole, wherein two shaft ends of the pump shell are respectively provided with a bearing base body, any bearing base body is detachably matched and connected with the pump shell, a maintenance window for exposing a sealing part of the pump shell is arranged between the pump cover and the pump shell,
and a supporting plate penetrating through the maintenance windowing is arranged on any bearing seat body, one end of the supporting plate is detachably locked with the bearing seat body into a whole, and the other end of the supporting plate is detachably locked with the top wall of the pump cover into a whole.
2. The double suction split pump with a bearing reinforcing structure according to claim 1, wherein:
the backup pad is including the slope panel beating, two free ends of slope panel beating are equipped with the horizontal plate respectively, be equipped with the lock solid pinhole on the horizontal plate.
3. The double suction split pump with a bearing reinforcing structure according to claim 2, wherein:
and the supporting plate is provided with a raised reinforcing rib wall.
4. The double suction split pump with a bearing reinforcing structure according to claim 1, wherein:
a flushing pipeline penetrating through the maintenance windowing is arranged between the pump cover and the pump shell, and a groove for avoiding the flushing pipeline is formed in the supporting plate.
5. The double suction split pump with a bearing reinforcing structure according to claim 1, wherein:
the pump is characterized in that a pump shaft is arranged in the pump shell, a shaft sleeve is arranged on the pump shaft, a bearing is arranged in the bearing block, and a shaft sleeve nut is arranged between the bearing and the shaft sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022209923.1U CN213743986U (en) | 2020-09-30 | 2020-09-30 | Double-suction split pump with bearing reinforcing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022209923.1U CN213743986U (en) | 2020-09-30 | 2020-09-30 | Double-suction split pump with bearing reinforcing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213743986U true CN213743986U (en) | 2021-07-20 |
Family
ID=76849088
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022209923.1U Active CN213743986U (en) | 2020-09-30 | 2020-09-30 | Double-suction split pump with bearing reinforcing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213743986U (en) |
-
2020
- 2020-09-30 CN CN202022209923.1U patent/CN213743986U/en active Active
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