CN208669606U - A kind of Novel shield pump - Google Patents
A kind of Novel shield pump Download PDFInfo
- Publication number
- CN208669606U CN208669606U CN201821060992.7U CN201821060992U CN208669606U CN 208669606 U CN208669606 U CN 208669606U CN 201821060992 U CN201821060992 U CN 201821060992U CN 208669606 U CN208669606 U CN 208669606U
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- bearing
- main body
- motor casing
- casing main
- outer bearing
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Abstract
The utility model discloses a kind of Novel shield pumps, including motor casing main body, motor casing main body right end is provided with rear end cap, motor casing main body left end has been bolted to connection drive end bearing bracket, drive end bearing bracket left end is provided with water inlet, drive end bearing bracket upper end is provided with water outlet, motor casing body interior is provided with motor shaft, outer bearing and preceding inner bearing before motor shaft left end is provided with, bearing protection mechanism is provided on the outside of preceding outer bearing and preceding inner bearing, motor shaft right end is provided with rear inner bearing and rear outer bearing, bearing protection mechanism is also equipped on the outside of inner bearing and rear outer bearing afterwards, reduce the quantity of bearing, it is combined using the bearing of conical-surface type, effective rotation function and thrust function can be provided, bearing arrangement the space occupied made of pair-wise combination is less, save the space inside canned motor pump, amount of parts is less, side Just replacement and repair, has saved cost, and bearing protection mechanism reduces the abrasion of bearing, is worthy to be popularized.
Description
Technical field
The utility model relates to shield pump technical field, specially a kind of Novel shield pump.
Background technique
The driving of Ordinary Centrifugal Pumps is that the impeller shaft of pump is connected with electronic axle by shaft coupling, makes impeller and motor
It rotates and works together, and canned motor pump is a kind of unprssurized pump, pump and driving motor are all sealed in a pumped medium and fill
In full pressure vessel, this pressure vessel only has static seal, and provides rotating excitation field by an electric wire group and drive rotor.This
Kind structure eliminates the sealing device for rotary shaft that conventional centrifugal pump has, therefore can accomplish complete No leakage.
Application No. is CN201721267356.7, the utility model of the entitled dismountable canned motor pump of stator can is special
Benefit, including pump and shield electric machine；Pump is loaded on the front end of shield electric machine by bolt C；Shield electric machine includes: stator module, rotor
Component, front-end bearing pedestal, rear bearing block；Stator module and rotor assembly are set in one；The both ends of rotor assembly pass through fore bearing
On the end cap of seat and rear bearing block flange and rear end loaded on shield electric machine front end；The stator module and rotor set
Dismountable stator can is housed between part；One end of stator can is provided with outer ring, and the other end is provided with inner ring, the reality
With it is novel have structure novel, simple processing, it is easy for installation, easy to change, save replacing construction, reduce maintenance and be replaced with
This features such as, therefore belong to a kind of dismountable canned motor pump of Novel stator housing for integrating economy Yu practicability.
But when in use, the bearing arrangement of canned motor pump usually requires more swivel bearing and combines with thrust bearing
It forms, causes canned motor pump to occupy many spaces when in use, and amount of parts is excessive, dimension when causing to damage
Inconvenience is repaired, therefore devises a kind of Novel shield pump.
Summary of the invention
In order to overcome the shortcomings of prior art, the utility model provides a kind of Novel shield pump, can effectively solve
The problem of background technique proposes.
The technical scheme adopted by the utility model to solve the technical problem is as follows:
A kind of Novel shield pump, including motor casing main body, the motor casing main body right end are provided with rear end cap, the motor
Shell main body left end has been bolted to connection drive end bearing bracket, and the drive end bearing bracket left end is provided with water inlet, the drive end bearing bracket upper end
It is provided with water outlet, the motor casing body interior is provided with motor shaft, and outer bearing is with before before the motor shaft left end is provided with
Bearing protection mechanism is provided on the outside of inner bearing, the preceding outer bearing and preceding inner bearing, the motor shaft right end is interior after being provided with
Bearing and rear outer bearing, the rear inner bearing and rear outer bearing outside are also equipped with bearing protection mechanism, and the bearing protects machine
Structure includes two O-shaped washers, is provided with seal convexity on the outside of the O-shaped washer, is arranged at intervals with fixation on the seal convexity
Voussoir and fixed wedge slot are provided with protection card slot in the O-shaped washer, and the protection card slot is internally provided with detachable bed course.
Further, the preceding outer bearing and preceding inner bearing are all made of conical-surface type bearing, and rear inner bearing and rear outer bearing
Also conical-surface type bearing is used, wherein preceding outer bearing and preceding inner bearing combine to form ring structure, and rear inner bearing and rear outer bearing
Combination forms ring structure.
Further, motor casing main body upper end is provided with cooling intake-outlet.
Further, the detachable bed course is made of polytetrafluoroethylene material.
Compared with prior art, the utility model has the beneficial effects that
The utility model passes through the setting of two groups of bearings, reduces the quantity of bearing, is existed using the bearing combination of conical-surface type
Together, effective rotation function and thrust function can be provided, bearing arrangement the space occupied made of pair-wise combination is less,
The space inside canned motor pump is saved, amount of parts is less, is convenient for changing and repairs, and has saved cost, bearing protection mechanism
The abrasion for reducing bearing, is worthy to be popularized.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the bearing protection mechanism structural schematic diagram of the utility model.
Figure label:
1- motor casing main body, 2- rear end cap, 3- bolt, 4- drive end bearing bracket, 5- water inlet, 6- water outlet, 7- motor shaft, before 8-
Outer bearing, inner bearing before 9-, 10- bearing protection mechanism, inner bearing after 11-, outer bearing after 12-, 13-O type washer, 14- sealing
Protrusion, the fixed voussoir of 15-, 16- fixed wedge slot, 17- protect card slot, the detachable bed course of 18-, the cooling intake-outlet of 19-.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figures 1 and 2, the utility model provides a kind of Novel shield pump, including motor casing main body 1, the electricity
1 right end of chassis body is provided with rear end cap 2, and 1 left end of motor casing main body is fixedly connected with drive end bearing bracket 4 by bolt 3, described
4 left end of drive end bearing bracket is provided with water inlet 5, and 4 upper end of drive end bearing bracket is provided with water outlet 6, is arranged inside the motor casing main body 1
Outer bearing 8 and preceding inner bearing 9, the preceding outer bearing 8 and preceding inner bearing 9 before thering is motor shaft 7,7 left end of motor shaft to be provided with
Outside is provided with bearing protection mechanism 10, and 7 right end of motor shaft is provided with rear inner bearing 11 and rear outer bearing 12, interior after described
Bearing protection mechanism 10 is also equipped on the outside of bearing 11 and rear outer bearing 12, the bearing protection mechanism 10 includes two O-shaped pads
Circle 13 is provided with seal convexity 14 on the outside of the O-shaped washer 13, be arranged at intervals on the seal convexity 14 fixed voussoir 15 with
Fixed wedge slot 16, protection card slot 17 is provided in the O-shaped washer 13, and the protection card slot 17 is internally provided with detachable bed course
18；
The working principle of the utility model are as follows: the motor shaft 7 being arranged inside canned motor pump, when canned motor pump uses,
7 high-speed rotation of motor shaft, impeller rotation, water is pumped into inside water inlet 5, while under the influence of centrifugal force, by water
Stream high speed is discharged by water outlet 6, and internal motor shaft 7 is provided with two groups of bearings, wherein preceding outer bearing 8 and preceding inner bearing
The bearing of 9 conical-surface types is stitched together, and rear inner bearing 11 and rear outer bearing 12 are also stitched together for conical-surface type bearing, it is ensured that
While rotating function, thrust function can be provided, number of bearings greatly reduces, saved inner space and canned motor pump at
This, bearing protection mechanism 10 is spliced using two O-shaped washers 13, is combined to cover on the outside of bearing, is passed through the removable of inside
Bed course 18 is unloaded to reduce bear vibration and loss, improves antiwhip and service life.
As preferred embodiment, the preceding outer bearing 8 and preceding inner bearing 9 are all made of conical-surface type bearing, and rear inner shaft
Hold 11 and rear outer bearing 12 also using conical-surface type bearing, wherein before outer bearing 8 and the combination of preceding inner bearing 9 form ring structure, and
Inner bearing 11 and the combination of rear outer bearing 12 form ring structure afterwards.
As preferred embodiment, 1 upper end of motor casing main body is provided with cooling intake-outlet 19, can be to motor
Carry out cooling by water.
As preferred embodiment, the detachable bed course 18 is made of polytetrafluoroethylene material, is had good
Abrasive resistance.
In conclusion the utility model is mainly characterized by:
The utility model passes through the setting of two groups of bearings, reduces the quantity of bearing, is existed using the bearing combination of conical-surface type
Together, effective rotation function and thrust function can be provided, bearing arrangement the space occupied made of pair-wise combination is less,
The space inside canned motor pump is saved, amount of parts is less, is convenient for changing and repairs, and has saved cost, bearing protection mechanism
The abrasion for reducing bearing, is worthy to be popularized.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
Claims (4)
1. a kind of Novel shield pump, including motor casing main body (1), motor casing main body (1) right end is provided with rear end cap (2),
Motor casing main body (1) left end is fixedly connected with drive end bearing bracket (4) by bolt (3), it is characterised in that: the drive end bearing bracket (4)
Left end is provided with water inlet (5), and drive end bearing bracket (4) upper end is provided with water outlet (6), is set inside the motor casing main body (1)
It is equipped with motor shaft (7), motor shaft (7) left end is provided with preceding outer bearing (8) and preceding inner bearing (9), the preceding outer bearing (8)
With preceding inner bearing (9) on the outside of be provided with bearing protection mechanism (10), motor shaft (7) right end be provided with rear inner bearing (11) and
Outer bearing (12) afterwards, the rear inner bearing (11) and rear outer bearing (12) outside are also equipped with bearing protection mechanism (10), described
Bearing protection mechanism (10) includes two O-shaped washers (13), is provided with seal convexity (14), institute on the outside of the O-shaped washer (13)
It states and is arranged at intervals with fixed voussoir (15) and fixed wedge slot (16) on seal convexity (14), be provided in the O-shaped washer (13)
It protects card slot (17), the protection card slot (17) is internally provided with detachable bed course (18).
2. a kind of Novel shield pump according to claim 1, it is characterised in that: the preceding outer bearing (8) and preceding inner bearing
(9) it is all made of conical-surface type bearing, and rear inner bearing (11) and rear outer bearing (12) also use conical-surface type bearing, wherein preceding outer bearing
(8) and preceding inner bearing (9) combination forms ring structure, and rear inner bearing (11) and rear outer bearing (12) combination form ring junction
Structure.
3. a kind of Novel shield pump according to claim 1, it is characterised in that: motor casing main body (1) the upper end setting
There are cooling intake-outlet (19).
4. a kind of Novel shield pump according to claim 1, it is characterised in that: the detachable bed course (18) uses poly- four
Fluoride material is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821060992.7U CN208669606U (en) | 2018-07-05 | 2018-07-05 | A kind of Novel shield pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821060992.7U CN208669606U (en) | 2018-07-05 | 2018-07-05 | A kind of Novel shield pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208669606U true CN208669606U (en) | 2019-03-29 |
Family
ID=65827688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821060992.7U Active CN208669606U (en) | 2018-07-05 | 2018-07-05 | A kind of Novel shield pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208669606U (en) |
-
2018
- 2018-07-05 CN CN201821060992.7U patent/CN208669606U/en active Active
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