CN208348096U - A kind of vertical centrifugal pump - Google Patents
A kind of vertical centrifugal pump Download PDFInfo
- Publication number
- CN208348096U CN208348096U CN201820638950.0U CN201820638950U CN208348096U CN 208348096 U CN208348096 U CN 208348096U CN 201820638950 U CN201820638950 U CN 201820638950U CN 208348096 U CN208348096 U CN 208348096U
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- Prior art keywords
- pump
- centrifugal pump
- cover
- vertical centrifugal
- motor
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- Expired - Fee Related
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- 238000010276 construction Methods 0.000 claims abstract description 19
- 238000007789 sealing Methods 0.000 claims description 20
- 238000009434 installation Methods 0.000 claims description 7
- 238000003780 insertion Methods 0.000 claims description 5
- 230000037431 insertion Effects 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims description 2
- 239000007788 liquid Substances 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 230000000694 effects Effects 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 102000010637 Aquaporins Human genes 0.000 description 1
- 108010063290 Aquaporins Proteins 0.000 description 1
- 241000883990 Flabellum Species 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a kind of vertical centrifugal pump, solve the problems, such as that centrifugal pump concentricity is not high at this stage.Its key points of the technical solution are that a kind of vertical centrifugal pump, including the pump housing, motor, rotary blade, the pump housing has impeller cavity and the construction opening positioned at impeller cavity upper end, the motor includes motor housing, by connection end cap that electric machine casing lower ending opening lid closes and extends downwardly the motor shaft of motor housing, the connection end cap, which is also integrally formed with, closes pump cover for construction opening lid, the positioning convex platform that the lower end of the pump cover has and construction opening inner wall fits, the concentricity of the vertical centrifugal pump are ideal.
Description
Technical field
The utility model relates to a kind of water pumps, more particularly to a kind of vertical centrifugal pump.
Background technique
Vertical centrifugal pump is a kind of the mechanical energy of prime mover to be passed to liquid to the effect of liquid by rotary blade
Equipment.And vertical centrifugal pump at this stage is made of this four parts of motor, electric machine support, pump cover and the pump housing, due to above-mentioned four
The split settings of a part, and aforementioned four part be it is separately fabricated, fabrication error it is accumulative under so that entire vertical
The concentricity of centrifugal pump is poor.
Utility model content
The purpose of the utility model is to provide a kind of vertical centrifugal pump, the concentricity of the vertical centrifugal pump is ideal.
The above-mentioned technical purpose of the utility model has the technical scheme that
A kind of vertical centrifugal pump, including the pump housing, motor, rotary blade, the pump housing have impeller cavity and are located at impeller
The construction opening of chamber upper end, the motor include motor housing, by electric machine casing lower ending opening lid close connection end cap and to
The lower motor shaft for stretching out motor housing, the connection end cap, which is also integrally formed with, closes pump cover for construction opening lid, under the pump cover
Holding has the positioning convex platform to fit with construction opening inner wall.
By using above-mentioned technical proposal, the working principle of vertical centrifugal pump is as follows: motor driven rotary blade exists
Rotation in impeller cavity is realized the mechanical energy of motor passing to liquid so that rotary blade, which drives, pumps intracorporal liquid transfer.
Above-mentioned vertical centrifugal pump, for vertical centrifugal pump more at this stage, by be arranged connection end cap be substituted it is original
Electric machine support and pump cover, wherein connection end cap can cover the construction opening for closing electric machine casing lower ending opening and the pump housing simultaneously, be promoted
The concentricity of entire vertical centrifugal pump, also improves the structural strength of entire vertical centrifugal pump.Meanwhile positioning convex platform and installation
The cooperation of opening inner wall, improves the cooperation intensity between pump cover and the pump housing, also improves the concentricity of entire vertical centrifugal pump.
The top end of the rotary blade has the coaxial with rotary blade as a further improvement of the utility model,
One stop collar, the bottom of the connection end cap offer the first limiting slot, first stop collar be inserted into the first limiting slot and
It fits with the inner wall of the first limiting slot.
By using above-mentioned technical proposal, the mutual cooperation of the first stop collar and the first limiting slot is able to ascend pivoting leaf
Concentricity between wheel and pump cover.During rotary blade rotation, the first limiting slot can limit the first stop collar
Position facilitates the operation stability for promoting vertical centrifugal pump, to reduce vertical to promote the rotational stabilization of rotary blade
The noise that formula centrifugal pump generates.
The bottom of the rotary blade has second coaxial with rotary blade as a further improvement of the utility model,
Stop collar, the pump housing are equipped with the second limiting slot in the bottom of impeller cavity, second stop collar be inserted into the second limiting slot and
It fits with the inner wall of the second limiting slot.
By using above-mentioned technical proposal, the mutual cooperation of the second stop collar and the second limiting slot can be rotated with increasing
Concentricity between impeller and the pump housing improves pump cover, rotary blade in conjunction with the effect of the first stop collar and the first limiting slot
Concentricity between pump housing three.
The pump housing is equipped with along the second limiting slot in the bottom of impeller cavity and abuts as a further improvement of the utility model,
Ring, the rotary blade have with the step anchor ring that abuts top surface of ring and fit, the motor shaft, which is also arranged with, makes step anchor ring
Always there is and abut the spring assembly of top surface of ring fitting trend.
By using above-mentioned technical proposal, the step anchor ring of abutment ring and rotary blade on the pump housing is bonded to each other, no
The concentricity of the pump housing and rotary blade only can be further promoted, while the stabilization of rotary blade in operation can also be promoted
Property.Foreign impacts can be buffered by the way that spring assembly is arranged simultaneously, so that abutment ring and step anchor ring are after an impact
It can also keep being affixed.
The spring assembly includes the upper spring being sequentially sleeved on motor shaft as a further improvement of the utility model,
Seat, spring and lower spring cup, the pump cover have the mounting groove being embedded in for upper spring seat, and the rotary blade has and lower spring
The support rim that seat offsets.
By using above-mentioned technical proposal, the structure of spring assembly is relatively simple, passes through the mounting groove and pivoting leaf of pump cover
The support rim of wheel realizes the installation of spring assembly, also achieves spring assembly to the buffering between pump cover and rotary blade.
The pump cover has the mounting ring being affixed with the pump housing and is located at installation as a further improvement of the utility model,
Embedded division on the inside of ring and in the installing port of the insertion pump housing.
By using above-mentioned technical proposal, pump cover includes mounting ring and embedded division, and the setting of embedded division is able to ascend pump cover
Mounting stability on the pump housing is not susceptible to take off when connection end cap absorbs impact between the pump cover and the pump housing of connection end cap
From.And the setting of above-mentioned embedded division, the volume of pump housing inner impeller chamber can be reduced, that is, reduces the amount of impeller intracavity liquid, has
Help be promoted the working efficiency of entire vertical centrifugal pump, reduces energy loss.
The external circumferential of the mounting ring is equipped with multiple first mounting lugs as a further improvement of the utility model,
The pump housing has the second mounting lug corresponding with the first mounting lug, first mounting lug and the second mounting lug
Between by first installation be bolted fixation.
As a further improvement of the utility model, the connection end cap have will motor housing lower ending opening lid close under
Cover, the first positioning ring groove that there is the lower cover power supply machine shell lower end edge to be caught in.
By using above-mentioned technical proposal, the setting of the first positioning ring groove in lower cover is able to ascend connection end cap and electricity
The cooperation intensity and concentricity of machine shell.
The top of the lower cover is equipped with bearing block and is installed on bearing block as a further improvement of the utility model,
And it is sheathed on the bearing of motor shaft, the sealing ring that the bottom of the bearing block offers seal groove and is installed in seal groove,
The sealing ring has the sealing lip being affixed with motor shaft outer wall.
By using above-mentioned technical proposal, the setting of bearing block, bearing and sealing ring is able to ascend motor shaft and lower cover
Concentricity.
The connection end cap is additionally provided with more of the lower cover of connection and pump cover as a further improvement of the utility model,
Dowel.
By using above-mentioned technical proposal, the setting of dowel so that entire vertical centrifugal pump meet certain height and
Under the premise of some strength, the overall quality of connection end cap is reduced, reduces production cost.
In conclusion the utility model discloses a kind of vertical centrifugal pump, including the pump housing, motor, connection end cap and rotation
The construction opening of motor housing lower ending opening and the pump housing can be covered conjunction simultaneously, original motor is substituted by impeller, connection end cap
Bracket and pump cover, improve the concentricity of entire vertical centrifugal pump, also improve the structural strength of entire vertical centrifugal pump.
Detailed description of the invention
Fig. 1 is the diagrammatic cross-section of vertical centrifugal pump in the utility model；
Fig. 2 is the diagrammatic cross-section of the utility model middle pump body；
Fig. 3 is the diagrammatic cross-section of motor housing and upper-cover under explosive state in the utility model；
Fig. 4 is the diagrammatic cross-section of motor housing and connection end cap under explosive state in the utility model；
Fig. 5 is the structural schematic diagram of rotary blade in the utility model；
Fig. 6 is the enlarged drawing in Fig. 1 at A.
In figure: 100, the pump housing；110, mounting seat；120, impeller cavity；130, intake tunnel；131, water inlet；140, go out
Aquaporin；150, the second limiting slot；160, abutment ring；170, construction opening；171, closure gasket groove；172, ring type seal；
180, the second mounting lug；190, annular water conservancy diversion lip；200, motor；210, motor housing；220, upper-cover；221, the second limit
Annular groove；222, second bearing seat；223, second bearing；224, the second seal groove；225, the second sealing ring；225a, the second sealing
Lip；226, the second cover lug；230, motor shaft；240, radiator fan；250, protection cover-cap；300, rotary blade；310, leaf
Wheel body；311, top plate；312, bottom plate；313, flabellum；320, the first stop collar；330, the second stop collar；340, step anchor ring；
350, support rim；400, connection end cap；410, lower cover；411, the first limited ring groove；412, first bearing seat；413, first
Bearing；414, the first seal groove；415, the first sealing ring；415a, the first sealing lip；416, the first cover lug；420, pump cover；
421, mounting ring；422, embedded division；422a, positioning convex platform；423, the first mounting lug；424, the first limiting slot；425, it installs
Slot；430, dowel；500, long handle bolt；600, bolt is installed；710, upper spring seat；720, spring；730, lower spring cup.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
Refering to attached drawing 1, a kind of vertical centrifugal pump, including the pump housing 100, motor 200 and be installed in the pump housing 100 and by motor
The rotary blade 300 of 200 drivings.
Refering to attached drawing 1 and attached drawing 2, the bottom of the pump housing 100 is provided with mounting seat 110.The pump housing 100 have impeller cavity 120,
The intake tunnel 130 and exhalant canal 140 being connected with impeller cavity 120.Wherein, the pump housing 100 is opened up in the bottom of impeller cavity 120
There is the water inlet 131 being connected to intake tunnel 130.
The pump housing 100 impeller cavity 120 bottom and be equipped with the second limiting slot 150 along water inlet 131, and in impeller cavity 120
Bottom the second limiting slot 150 is provided with abutment ring 160.Wherein, the second limiting slot 150 and abutment ring 160 be and pivoting leaf
300 coaxial arrangement of wheel.
The pump housing 100 is additionally provided with the annular water conservancy diversion lip 190 being downwardly inclined, annular water conservancy diversion lip 190 on the top of impeller cavity 120
Setting can reduce rotary blade 300 driving amount of liquid, to promote the working efficiency of rotary blade 300.
The pump housing 100 offers construction opening 170 in the upper end of impeller cavity 120 and is equipped with closure gasket groove along construction opening 170
171, ring type seal 172 is provided in closure gasket groove 171.
Refering to attached drawing 1, attached drawing 3 and attached drawing 4, motor 200 includes motor housing 210, by 210 upper end opening lid of motor housing
The upper-cover 220 of conjunction, the connection end cap 400 that 200 shell lower ending opening lid of motor is closed and motor shaft 230.Motor shaft 230 is from upper
Run through entire motor housing 210 to lower, radiator fan 240 is installed in the upper end of motor shaft 230.In order to protect radiator fan
240, motor 200 is additionally provided with protection cover-cap 250 in the upper end of motor housing 210.
The second limited ring groove 221 that there is upper-cover 220 210 upper end edge of power supply machine shell to be caught in.The bottom of upper-cover 220
Portion is additionally provided with the second bearing seat 222 being coaxially disposed with upper-cover 220 and the second bearing being installed in second bearing seat 222
223.The top of upper-cover 220 is additionally provided with the second seal groove 224 being coaxially disposed with upper-cover 220 and is installed on the second sealing
The second sealing ring 225 in slot 224, wherein the second sealing ring 225 has the second sealing lip being affixed with 230 outer wall of motor shaft
225a.The setting of above structure is so that the second sealing ring 225 and second bearing 223 will not interfere.
Connection end cap 400 includes the more dowels 430 of both lower cover 410, pump cover 420 and connection.
The first limited ring groove 411 that there is lower cover 410 210 lower end edge of power supply machine shell to be caught in.The top of lower cover 410
Portion is provided with and the first bearing seat 412 of lower cover 410 coaxial arrangement and the first bearing being installed in first bearing seat 412
413.It seal groove 414 and the first sealing ring for being installed in the first seal groove 414 that the bottom of first bearing seat 412, which is provided with first,
415, wherein the first sealing ring 415 has the first sealing lip 415a being affixed with 230 outer wall of motor shaft.Above structure, due to
One bearing 413 is limited by the bottom of first bearing seat 412, will not be done between first bearing 413 and the first sealing ring 415
It relates to.
Wherein, the outer side edges of lower cover 410 are along being provided with several first cover lugs 416, and upper-cover 220 is provided with and the
The corresponding second cover lug 226 of one cover lug 416.First cover lug 416 and the second cover lug 226 pass through long handle
Bolt 500 is connected and fixed, wherein long handle bolt 500 is threadedly coupled cooperation with the first cover lug 416.
Refering to attached drawing 1, attached drawing 2 and attached drawing 4, pump cover 420 is mainly used for closing on the lid of construction opening 170 of the pump housing 100, and has
There is the mounting ring 421 being affixed with the pump housing 100 and in the construction opening 170 of 421 inside of mounting ring and the insertion pump housing 100
Embedded division 422.
The external circumferential of mounting ring 421 is equipped with multiple first mounting lugs 423, and the pump housing 100 has and the first mounting lug
423 corresponding second mounting lugs 180 pass through installation bolt between first mounting lug 423 and the second mounting lug 180
600 are connected and fixed, wherein installation bolt 600 and the second mounting lug 180 are threadedly coupled and fix.In the present embodiment, mounting ring
421 external circumferential has been uniformly arranged 8 the first mounting lugs 423.
The positioning convex platform 422a that embedded division 422 has and 170 inner wall of construction opening fits.Pacify when embedded division 422 is embedded in
When in dress opening 170, positioning convex platform 422a and 170 inner wall of construction opening are affixed, and are affixed with ring type seal 172.Pump cover 420
Bottom is provided with the first limiting slot 424 being coaxially disposed with pump cover 420.
Dowel 430 is installed between the embedded division 422 of pump cover 420 and lower cover 410, and with the axis of connection end cap 400
Line is arranged circumferentially.In the present embodiment, connection end cap 400 is provided with four dowels 430.
Refering to attached drawing 5 and attached drawing 6, rotary blade 300 includes the impeller bodies 310 of coaxial arrangement, 320 and of the first stop collar
Second stop collar 330.Impeller bodies 310 include top plate 311, bottom plate 312 and the fan being set between top plate 311 and bottom plate 312
Leaf 313.First stop collar 320 is inserted into the first limiting slot 424 and can fit with the inner wall of the first limiting slot 424；
Second stop collar 330 is inserted into the second limiting slot 150 and can fit with the inner wall of the second limiting slot 150.Pivoting leaf
Wheel 300 also has the step anchor ring 340 to fit with 160 top surface of abutment ring.
Refering to attached drawing 4, attached drawing 5 and attached drawing 6, motor shaft 230, which is also arranged with, to be made step anchor ring 340 always and has and abutment ring
The spring assembly of 160 top surfaces fitting trend.Spring assembly includes upper spring seat 710, the spring being sequentially sleeved on motor shaft 230
720 and lower spring cup 730.Pump cover 420 have for upper spring 720 710 be embedded in mounting groove 425, rotary blade 300 have with
The support rim 350 that 720, lower spring offsets.
The work of above-mentioned vertical centrifugal pump is far from as follows: 200 drive motor shaft 230 of motor drives rotary blade
300 axis rotate synchronously, so that rotary blade 300 drives the liquid transfer in the pump housing 100, realize and pass the mechanical energy of motor 200
Pass liquid.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Claims (10)
1. a kind of vertical centrifugal pump, including the pump housing (100), motor (200), rotary blade (300), the pump housing (100) have
Impeller cavity (120) and the construction opening (170) for being located at impeller cavity (120) upper end, the motor (200) includes motor housing
(210), by connection end cap (400) that motor (200) shell lower ending opening lid closes and the electricity of motor housing (210) is extended downwardly
Arbor (230), which is characterized in that the connection end cap (400), which is also integrally formed with to cover construction opening (170), closes pump cover (420),
The positioning convex platform (422a) that the lower end of the pump cover (420) has and construction opening (170) inner wall fits.
2. a kind of vertical centrifugal pump according to claim 1, which is characterized in that the top end of the rotary blade (300)
With first stop collar (320) coaxial with rotary blade (300), the bottom of the connection end cap (400) offers the first limit
Position slot (424), first stop collar (320) is inserted into the first limiting slot (424) and the inner wall phase with the first limiting slot (424)
Fitting.
3. a kind of vertical centrifugal pump according to claim 2, which is characterized in that the bottom of the rotary blade (300) has
There is second stop collar (330) coaxial with rotary blade (300), the pump housing (100) is equipped with the in the bottom of impeller cavity (120)
Two limiting slots (150), the second stop collar (330) insertion the second limiting slot (150) are interior and interior with the second limiting slot (150)
Wall fits.
4. a kind of vertical centrifugal pump according to claim 3, which is characterized in that the pump housing (100) is in impeller cavity (120)
Bottom along the second limiting slot (150) be equipped with abutment ring (160), the rotary blade (300) have and abutment ring (160) top surface
The step anchor ring (340) to fit, the motor shaft (230), which is also arranged with, has step anchor ring (340) always and abutment ring
(160) spring assembly of top surface fitting trend.
5. a kind of vertical centrifugal pump according to claim 4, which is characterized in that the spring assembly includes being sequentially sleeved at
Upper spring seat (710), spring (720) and lower spring cup (730) on motor shaft (230), the pump cover (420), which has, supplies upper bullet
The mounting groove (425) of spring abutment (710) insertion, the rotary blade (300) have the support rim to offset with lower spring cup (730)
(350)。
6. a kind of vertical centrifugal pump according to claim 1, which is characterized in that the pump cover (420) has and the pump housing
(100) mounting ring (421) being affixed and the construction opening (170) positioned at mounting ring (421) inside and the insertion pump housing (100) are interior
Embedded division (422).
7. a kind of vertical centrifugal pump according to claim 6, which is characterized in that the external circumferential of the mounting ring (421)
Equipped with multiple first mounting lugs (423), the pump housing (100) has the second peace corresponding with the first mounting lug (423)
It fills lug (180), passes through the first installation bolt (600) between first mounting lug (423) and the second mounting lug (180)
It is connected and fixed.
8. according to claim 1 to a kind of vertical centrifugal pump described in 7 any one, which is characterized in that the connection end cap
(400) there is the lower cover (410) for closing motor housing (210) lower ending opening lid, the lower cover (410) has outside power supply machine
The first positioning ring groove that shell (210) lower end edge is caught in.
9. a kind of vertical centrifugal pump according to claim 8, which is characterized in that the top of the lower cover (410) is equipped with
It first bearing seat (412) and is installed on bearing block and is sheathed on the first bearing (413) of motor shaft (230), the first axle
Hold the first sealing ring that the bottom of seat (412) offers the first seal groove (414) and is installed in the first seal groove (414)
(415), first sealing ring (415) has the first sealing lip (415a) being affixed with motor shaft (230) outer wall.
10. a kind of vertical centrifugal pump according to claim 8, which is characterized in that the connection end cap (400) is additionally provided with
Connect more dowels (430) of lower cover (410) and pump cover (420).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820638950.0U CN208348096U (en) | 2018-05-02 | 2018-05-02 | A kind of vertical centrifugal pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820638950.0U CN208348096U (en) | 2018-05-02 | 2018-05-02 | A kind of vertical centrifugal pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208348096U true CN208348096U (en) | 2019-01-08 |
Family
ID=64888075
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820638950.0U Expired - Fee Related CN208348096U (en) | 2018-05-02 | 2018-05-02 | A kind of vertical centrifugal pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208348096U (en) |
-
2018
- 2018-05-02 CN CN201820638950.0U patent/CN208348096U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 317525 Dongqiao Village, Daxi Town, Wenling City, Taizhou City, Zhejiang Province Patentee after: Puxunt Pump Co.,Ltd. Address before: 317525 Dongqiao Village, Daxi Town, Wenling City, Taizhou City, Zhejiang Province Patentee before: PURITY PUMP Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190108 Termination date: 20210502 |