CN209308971U - A kind of centrifugal pump - Google Patents

A kind of centrifugal pump Download PDF

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Publication number
CN209308971U
CN209308971U CN201822063319.5U CN201822063319U CN209308971U CN 209308971 U CN209308971 U CN 209308971U CN 201822063319 U CN201822063319 U CN 201822063319U CN 209308971 U CN209308971 U CN 209308971U
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China
Prior art keywords
pump housing
pump
chamber
motor
partition
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CN201822063319.5U
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Chinese (zh)
Inventor
叶永蓉
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JIANMEN PUMP INDUSTRY Co Ltd SANTAI SICHUAN
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JIANMEN PUMP INDUSTRY Co Ltd SANTAI SICHUAN
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Priority to CN201822063319.5U priority Critical patent/CN209308971U/en
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Abstract

The utility model relates to a kind of centrifugal pumps, belong to centrifugation pump technical field, it is characterised in that: including the pump housing;There is interconnected draw water chamber and drainage cavity in the pump housing;The side of the chamber that draws water is equipped with pump mouth;The side of the drainage cavity is equipped with discharge outlet;Described draw water is provided with partition between chamber and drainage cavity, have multiple filter hole on partition;Rotation is provided with the first break bar in the chamber that draws water, and the swash towards partition is offered on the pump housing;It is connected between the swash and discharge outlet by flush pipe;The first valve and booster pump are connected on the flush pipe.The beneficial effects of the utility model are: partition is effectively avoided to be blocked, guarantees that centrifugal pump is well run, substantially increase the service life of centrifugal pump;Without external water source, water resource is greatly saved, reduces operating cost.

Description

A kind of centrifugal pump
Technical field
The utility model relates to be centrifuged pump technical field, more particularly to a kind of centrifugal pump.
Background technique
Centrifugal pump is to be rotated using impeller and make water that centrifugal movement occur come work.Water pump is before activation, it is necessary to make to pump It is full of water in shell and suction hose, then starts motor, pump shaft impeller and water is made to do high speed rotary motion, centrifugation fortune occurs for water It is dynamic, it is thrown toward impeller outer edge, the runner through volute pump case flows into the pressure pipe road of water pump.
Centrifugal pump is commonly used for sewage pump, mainly for delivery of municipal sewage, fiber is contained in excrement or liquid, paper scrap etc. is solid The medium of body particle is typically transported the temperature of medium no more than 80 DEG C.Due to containing easily winding in transported medium or gathering The fibre object of beam, therefore this kind pump runner is easy to block, pump, which is once blocked, can make to pump cisco unity malfunction, or even burn motor, To cause blowdown unsmooth.Serious influence is brought to urban life and environmental protection.Therefore, anti-blocking is the important of centrifugal pump superiority and inferiority Factor.
There are many type of centrifugal pump, common are centrifugal pump of horizontal axis and vertical centrifugal pump, and centrifugal pump is commonly used as sewage row It puts, traditional horizontal centrifugal pump configuration is single, in order to meet the sewage discharge demand of people, a large amount of research and design have been done, It is a kind of novel horizontal centrifugal pump in patent name, it is a kind of new application No. is disclosing in the patent of CN201710532123.3 Type centrifugal pump of horizontal axis, including the pump housing, the pump housing are mounted on the base, and pedestal is symmetrically arranged with pumping motor far from the both ends of the pump housing And drain motor, the pump housing are cavity body structure, and the both ends of the pump housing are symmetrically arranged with pump shaft, it is socketed with bearing race on the outside of pump shaft, two The output shaft of motor is connect with pump shaft, and drain motor is connected with water impeller by pump shaft, and pumping motor is connected with by pump shaft Pumping impeller, pumping impeller and water impeller it is close to each other between be equipped with wavy partition, and the pump housing is divided into two by partition A cavity, partition and pumping impeller it is close to each other between be equipped with push-rod electric machine.The present invention, structure novel, pollution discharge capability is strong, nothing The substances such as sewage medium-length fibre, bag, band, grass, cloth can be torn, roll over broken, cutting by blocking, and then smooth discharge, is particularly suitable for In sewage of the conveying containing rigid solid.
But in the above prior art, it is easy to be blocked by solid impurity on partition, over time, generates blocking, even Damage centrifugal pump;And the crushing effect of chopped knife is poor, crushing efficiency is low.In view of the above-mentioned problems, present applicant proposes solutions.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of centrifugal pump, solve partition and are easy to block up The technical issues of plug.
The purpose of this utility model is achieved through the following technical solutions: a kind of centrifugal pump, it is characterised in that: including The pump housing;There is interconnected draw water chamber and drainage cavity in the pump housing;The side of the chamber that draws water is equipped with pump mouth;The row The side of water cavity is equipped with discharge outlet;Described draw water is provided with partition between chamber and drainage cavity, have multiple filter hole on partition;Institute It states rotation in the chamber that draws water and is provided with the first break bar, the swash towards partition is offered on the pump housing;The swash and row It is connected between the mouth of a river by flush pipe;The first valve and booster pump are connected on the flush pipe.
Preferably, the both ends of the pump housing are connected separately with pumping motor and drain motor;The output of the pumping motor End, which is protruded into draw water, intracavitary is connected with pumping impeller;The output end of the drain motor, which protrudes into, is connected with water impeller in drainage cavity.
Preferably, baffle is provided in the pump housing, the inner cavity of the pump housing is divided into draw water chamber and drainage cavity by baffle;And institute The lower end for stating baffle has the U-shaped channel for being connected to draw water chamber and drainage cavity with pump housing inner wall.
Preferably, the partition is connected between baffle and pump housing inner wall.
Preferably, first break bar is connected with first motor, and the first motor is fixed on outside the pump housing, first motor Output shaft puts in draw water intracavitary to be connected with the first break bar.
Preferably, the second break bar being provided in the U-shaped channel below partition, the second break bar are connected with the second electricity Machine, the connection structure of the second break bar is consistent with the first break bar, and the second motor is fixed on the lower end of the pump housing.
Preferably, the lower end of the pump housing has opening, and the lower end of the pump housing is removably connected with bottom cover.
Preferably, the pump housing lower end is connected with sewage pipe, and the second valve is connected on the sewage pipe.
Preferably, it is respectively connected with seal assembly between the pumping motor and the output shaft and the pump housing of drain motor, it is described Seal assembly includes end ring, wedge shape pressure ring, wedge-type seal circle and backing plate;One end of the pump housing offers cylindrical seal chamber, The output shaft of pumping motor is arranged across seal chamber;The end ring, wedge shape pressure ring, wedge-type seal circle and backing plate are successively set on close Seal intracavitary, and backing plate is resisted against the bottom end of seal chamber, and end ring is detachably connected on the open end of seal chamber;The wedge-type seal circle Including exterior seal ring and inner seal ring, and the inner wall of exterior seal ring is outer inclined-plane, and the outer wall of inner seal ring is outer inclined-plane, outer inclined-plane V-shaped with outer inclined-plane, the wedge shape pressure ring is inserted between exterior seal ring and inner seal ring, and the end ring is resisted against wedge shape pressure ring End face.
Preferably, the pedestal of the support pump housing, pumping motor and drain motor is connected with below the pump housing;The pedestal packet Include bottom plate, support plate, the adjusting component being arranged between bottom plate and support plate;The adjusting component includes mounting base and strut; Mounting hole is offered in the mounting base;The upper end of the strut is fixedly connected on the lower end of support plate, above and below the lower end of strut It is mobile to be arranged in mounting hole;Multiple springs are provided between the strut and the bottom surface of mounting hole;The upper end card of the strut It is connected to adjusting set, and the upper end protrusion adjusting set setting of strut;The sleeve being fixed in mounting base is arranged with outside the strut;Institute It states adjusting set and moves up and down the upper end for being connected to sleeve.
The beneficial effects of the utility model are:
During blowdown, sewage enters centrifugal pump from the chamber that draws water, and then passes through partition and enters in drainage cavity, finally from row Mouth of a river discharge;During this, partition can stop the biggish impurity of particle, until impurity is by the first break bar powder in the chamber that draws water It is broken, it can pass through, avoid the clogging centrifugal pump of large granular impurity;After long-play, impurity can be adhered on partition, or even stifled Filter hole is clogged, openable first valve, then starts booster pump at this time, and the water that discharge outlet is discharged is flushed on partition, is washed away Fall the attachment on partition, after washing away completely, closes the first valve and booster pump, it is easy to operate, operation is repeated, effectively It avoids partition from being blocked, guarantees that centrifugal pump is well run, substantially increase the service life of centrifugal pump, wherein booster pump can be improved Water velocity increases scouring force, to guarantee to wash away clean;And the impurity particle contained in the water of discharge outlet discharge is smaller, adopts The water being discharged with discharge outlet does not have to external water source, water resource is greatly saved, reduces fortune for washing away partition, secondary use Row cost.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the best embodiment of the utility model;
Fig. 2 is the structural schematic diagram of centrifugal pump main body;
Fig. 3 is the portion A detail drawing in Fig. 1;
Fig. 4 is the structural schematic diagram for adjusting component;
In figure: the 11- pump housing, 12- draw water chamber, 13- drainage cavity, 14- pump mouth, 15- discharge outlet, 16- partition, 17- first Break bar, 18- flush pipe, the first valve of 19-,
21- booster pump, 22- pumping motor, 23- drain motor, 24- pumping impeller, 25- water impeller, 26- baffle, 27- U-shaped channel, 28- first motor, the second break bar of 29-,
The second motor of 31-, 32- sewage pipe, the second valve of 33-,
41- end ring, 42- wedge shape pressure ring, 43- backing plate, 44- exterior seal ring, 45- inner seal ring, the first protrusion of 46-, 47- are defeated Shaft, the first sealing ring of 48-, the second protrusion of 49-,
The second sealing ring of 51-, 52- bottom plate, 53- support plate, 54- mounting base, 55- strut, 56- mounting hole, 57- spring, 58- adjusting set, 59- sleeve, the anti-DNA releaxed circular DNA of 61-.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing, to this reality With novel further description.Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than complete The embodiment in portion.Based on the embodiments of the present invention, those of ordinary skill in the art are not before making creative work Every other embodiment obtained is put, is fallen within the protection scope of the utility model.
As shown in Figure 1 to 4, a kind of centrifugal pump, it is characterised in that: including the pump housing 11;Have in the pump housing 11 mutual Draw water chamber 12 and the drainage cavity 13 of connection;The side of the chamber 12 that draws water is equipped with pump mouth 14;The side of the drainage cavity 13 is set There is discharge outlet 15;Described draw water is provided with partition 16 between chamber 12 and drainage cavity 13, have multiple filter hole on partition 16;It is described Rotation in chamber 12 of drawing water is provided with the first break bar 17, and the swash towards partition 16 is offered on the pump housing 11;It is described to wash away Mouth is connected between discharge outlet 15 by flush pipe 18;The first valve 19 and booster pump 21 are connected on the flush pipe 18.
During blowdown, sewage enters centrifugal pump from the chamber 12 that draws water, and then passes through partition 16 and enters in drainage cavity 13, most It is discharged eventually from discharge outlet 15;During this, partition 16 can stop the biggish impurity of particle, in impurity is drawn water chamber 12 First break bar 17 crushes, and can pass through, avoid the clogging centrifugal pump of large granular impurity;After long-play, meeting on partition 16 Adhere to impurity or even clogging filter hole, at this time openable first valve 19, then starts booster pump 21, by 15 row of discharge outlet Water out is flushed on partition 16, washes away the attachment on partition 16, after washing away completely, closes the first valve 19 and booster pump 21 , it is easy to operate, repeat operation, effectively avoid partition 16 be blocked, guarantee centrifugal pump well run, substantially increase from The service life of heart pump, wherein water velocity can be improved in booster pump 21, increases scouring force, to guarantee to wash away clean;And it drains The impurity particle contained in the water of mouthfuls 15 discharges is smaller, and the water being discharged using discharge outlet 15 is for washing away partition 16, secondary use, Without external water source, water resource is greatly saved, reduces operating cost.
The both ends of the pump housing 11 are connected separately with pumping motor 22 and drain motor 23;The output of the pumping motor 22 End, which is protruded into the chamber 12 that draws water, is connected with pumping impeller 24;The output end of the drain motor 23 protrudes into the row of being connected in drainage cavity 13 Water impeller 25.Pumping motor 22 drives pumping impeller 24 to rotate, and sewage is sucked from pump mouth 14;Drain motor 23 drives row Water impeller 25 rotates, and sewage is discharged from discharge outlet 15.
Baffle 26 is provided in the pump housing 11, the inner cavity of the pump housing 11 is divided into draw water chamber 12 and drainage cavity by baffle 26 13;And the lower end of the baffle 26 has the U-shaped channel 27 for being connected to draw water chamber 12 and drainage cavity 13 with 11 inner wall of the pump housing.Sewage from After entering in pump mouth 14, flowed along graphic arrow direction.
Partition 16 is connected between 11 inner wall of baffle 26 and the pump housing, compact-sized, is conducive to later period installation and swash Setting, swash can directly be provided with the side of the pump housing 11.
First break bar 17 is connected with first motor 28, and the first motor 28 is fixed on outside the pump housing 11, first motor 28 output shaft 47, which puts in draw water, to be connected in chamber 12 with the first break bar 17, and the first break bar 17 of drive of first motor 28 rotates, will be through The impurity crossed crushes.And the second break bar 29 below partition 16 is provided in U-shaped channel 27, the second break bar 29 is connected with Second motor 31, the connection structure of the second break bar 29 is consistent with the first break bar 17, and the second motor 31 is fixed on the lower end of the pump housing 11. Second break bar 29 can play separating twice, and can crush the impurity after partition 16 stops, and impurity is effectively avoided to block partition 16, And the second break bar 29 is positioned close to 11 basal surface position of the pump housing, in its rotation process, can play stirring action, prevent solid Impurity effectively improves the reliability of centrifugal pump in 11 bottom deposit of the pump housing.
The pump housing 11 and baffle 26 are structure as a whole, and using casting and forming, reduce manufacturing cost.
The lower end of the pump housing 11 has opening, and the lower end of the pump housing 11 is removably connected with bottom cover, and specially bolt connects It connects, easy to disassemble and later period maintenance.
11 lower end of the pump housing is connected with sewage pipe 32, the second valve 33 is connected on the sewage pipe 32, when miscellaneous in centrifugal pump Matter accumulation is too many, it is difficult to wash away, impurity can be discharged by sewage pipe 32, guarantee the normal operation of centrifugal pump, be conducive to improve from The service life of heart pump.
It is respectively connected with seal assembly between the pumping motor 22 and the output shaft 47 and the pump housing 11 of drain motor 23, and pumps The pedestal of the support pump housing 11, pumping motor 22 and drain motor 23 is connected with below body 11.Seal assembly guarantee output shaft 47 with Rotary seal connects between the pump housing 11, prevents sewage from oozing out, and pedestal supports the pump housing 11, pumping motor 22 and drain motor 23, protects Card pumping motor 22 and drain motor 23 rotate coaxially.
Such as Fig. 3, the seal assembly includes end ring 41, wedge shape pressure ring 42, wedge-type seal circle and backing plate 43;The pump housing 11 One end offer cylindrical seal chamber, the output shaft 47 of pumping motor 22 is arranged across seal chamber;The end ring 41, wedge pressure Ring 42, wedge-type seal circle and backing plate 43 are successively set in seal chamber, and backing plate 43 is resisted against the bottom end of seal chamber, and end ring 41 can Dismantling connection is in the open end of seal chamber;The wedge-type seal circle includes exterior seal ring 44 and inner seal ring 45, and exterior seal ring 44 inner wall is outer inclined-plane, and the outer wall of inner seal ring 45 is outer inclined-plane, and outer inclined-plane and outer inclined-plane are V-shaped, the wedge shape pressure ring 42 It is inserted between exterior seal ring 44 and inner seal ring 45, the end ring 41 is resisted against the end face of wedge shape pressure ring 42.
It is applied to 42 extruding force of wedge shape pressure ring by end ring 41, wedge shape pressure ring 42 squeezes wedge-type seal circle by inclined-plane, makes The outer wall for obtaining exterior seal ring 44 is tightly abutted against the inner wall of seal chamber, and the inner wall of inner seal ring 45 is tightly abutted against pumping motor 22 Output shaft 47 on, seal chamber is fully sealed, prevents sewage from oozing out out of the pump housing 11, structure is simple, and is by wedge shape Pressure ring 42, which applies, to be forced external force and realizes sealing, sealed reliable, and can guarantee sealing reliability by fastening end ring 41, is convenient for Later maintenance effectively improves the service life of centrifugal pump.
The sealing structure at 11 both ends of the pump housing is consistent, and both ends are realized by above-mentioned wedge-type seal circle and sealed.
It is connected through a screw thread between the end ring 41 and the pump housing 11.And the end of end ring 41 offers spanner mouth, is conducive to Tightening operation can increase extruding force, improve sealing performance by tightening end ring 41.
There are gaps between the wedge shape pressure ring 42 and backing plate 43, and gap is 0.5mm~2mm.Guarantee wedge shape pressure ring 42 There are compression spaces, and wedge-type seal circle is avoided to deform under the action of extruding force.
The bevel angle of the exterior seal ring 44 is 10 °~30 °, the bevel angle phase of inner seal ring 45 and exterior seal ring 44 Deng.
The bottom of the seal chamber is the first protrusion 46, is provided with the first sealing ring between the first protrusion 46 and output shaft 47 48.Play the role of secondary seal, seals relatively reliable.First protrusion 46 has inner hole, and output shaft 47 passes through the first protrusion 46 and sets It sets.
The second protrusion 49 is provided in the pump housing 11, the second protrusion 49 and 46 interval of the first protrusion are arranged, and second is convex It rises and is provided with the second sealing ring 51 between 49 and output shaft 47, certain supporting role is played while sealing, prevent Only output shaft 47 is too long and generation deflects.
The material of first sealing ring 48 and the second sealing ring 51 is PTFE.
The exterior seal ring 44 and inner seal ring 45 are all made of graphite material, have good crocking resistance, and rub Coefficient is lower, and friction is small between output shaft 47, reduces the abrasion of output shaft 47 and sealing element, is conducive to improve sealing The service life of structure.Graphite material has fire protecting performance, improves the reliability of centrifugal pump.
Such as Fig. 4, the pedestal includes bottom plate 52, support plate 53 and the adjusting group being arranged between bottom plate 52 and support plate 53 Part;The upper end of the support plate 53 is fixedly connected with the pump housing 11, pumping motor 22 and drain motor 23;The adjusting component includes Mounting base 54 and strut 55;Mounting hole 56 is offered in the mounting base 54;The upper end of the strut 55 is fixedly connected on support The lower end of plate 53, the lower end of strut 55, which moves up and down, to be arranged in mounting hole 56;The bottom surface of the strut 55 and mounting hole 56 it Between be provided with multiple springs 57;The upper end of the strut 55 is connected with adjusting set 58, and adjusting set 58 is protruded in the upper end of strut 55 Setting;The sleeve 59 being fixed in mounting base 54 is arranged with outside the strut 55;The adjusting set 58, which moves up and down, is connected to set The upper end of cylinder 59.
Support plate 53 fixes the pump housing 11, pumping motor 22 and drain motor 23 simultaneously, effectively motor is avoided to deflect, and guarantees two The output shaft 47 of a motor is not subject to radial force, improves the service life of centrifugal pump;Motor can generate vibration in the process of running, Spring 57 can play damping effect;And by mobile adjusting set 58, the height of strut 55 is adjusted, so as to adjust the height of centrifugal pump Degree, can be adjusted flexibly according to practical situations, and installation is simple, be more widely applied.
The adjusting component be evenly arranged with it is multiple, in the present embodiment, adjusting group valence setting there are three.
The spring 57 is provided with multiple, and 56 bottom of mounting hole offers multiple spring eyes, and spring 57 is arranged in spring In 57 holes.
The lower end of the strut 55 has annular projection, and the lower end of sleeve 59 is resisted against on annular projection, limits strut 55 Maximum height.
The lower end of the sleeve 59 has interconnecting piece, and interconnecting piece is annular in shape, and interconnecting piece, which is bolted to connection, to be installed It is easy to disassemble on seat 54.
It is connected through a screw thread between the adjusting set 58 and sleeve 59, offers internal screw thread in adjusting set 58, on sleeve 59 The external screw thread to match with internal screw thread is offered, by screwing adjusting set 58, can adjust the height of adjusting set 58, and on strut 55 With step, adjusting set 58 is stuck on the step of strut 55, when adjusting set 58 moves up and down, be will drive strut 55 and is moved up and down, Structure is simple, easy to operate.
The outer circle of the adjusting set 58 has spanner slot, convenient for adjusting.
It has been connected through a screw thread anti-DNA releaxed circular DNA 61 on the external screw thread of the sleeve 59, after the position of adjusting set 58 is fixed, has twisted Tight anti-DNA releaxed circular DNA 61 effectively prevent adjusting set 58 to loosen so that anti-DNA releaxed circular DNA 61 is resisted against the lower end of adjusting set 58, improves stable structure Property.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this For the technical staff in field, there can be various modifications and variations in the spirit and principles of the utility model, these are equivalent Variation or replacement etc., are included in the protection scope of the present invention.

Claims (10)

1. a kind of centrifugal pump, it is characterised in that: including the pump housing;There is interconnected draw water chamber and drainage cavity in the pump housing; The side of the chamber that draws water is equipped with pump mouth;The side of the drainage cavity is equipped with discharge outlet;It is described to draw water between chamber and drainage cavity It is provided with partition, there are multiple filter hole on partition;Rotation is provided with the first break bar in the chamber that draws water, and opens up on the pump housing There is the swash towards partition;It is connected between the swash and discharge outlet by flush pipe;Is connected on the flush pipe One valve and booster pump.
2. centrifugal pump according to claim 1, it is characterised in that: the both ends of the pump housing be connected separately with pumping motor and Drain motor;The output end of the pumping motor, which protrudes into draw water, intracavitary is connected with pumping impeller;The output end of the drain motor It protrudes into and is connected with water impeller in drainage cavity.
3. centrifugal pump according to claim 2, it is characterised in that: be provided with baffle in the pump housing, baffle is by the pump housing Inner cavity is divided into draw water chamber and drainage cavity;And the lower end of the baffle has the U for being connected to draw water chamber and drainage cavity with pump housing inner wall Shape channel.
4. centrifugal pump according to claim 3, it is characterised in that: the partition is connected between baffle and pump housing inner wall.
5. centrifugal pump according to claim 3, it is characterised in that: first break bar is connected with first motor, and described One motor is fixed on outside the pump housing, and the output shaft of first motor puts in draw water intracavitary to be connected with the first break bar.
6. centrifugal pump according to claim 3, it is characterised in that: be provided with below partition in the U-shaped channel Second break bar, the second break bar are connected with the second motor, and the connection structure of the second break bar is consistent with the first break bar, and the second motor is fixed In the lower end of the pump housing.
7. centrifugal pump according to claim 1, it is characterised in that: the lower end of the pump housing has opening, and under the pump housing End is removably connected with bottom cover.
8. centrifugal pump according to claim 1, it is characterised in that: the pump housing lower end is connected with sewage pipe, the blowdown The second valve is connected on pipe.
9. according to centrifugal pump described in claim 2~6 any one, it is characterised in that: the pumping motor and drain motor Output shaft and the pump housing between be respectively connected with seal assembly, the seal assembly include end ring, wedge shape pressure ring, wedge-type seal circle and Backing plate;One end of the pump housing offers cylindrical seal chamber, and the output shaft of pumping motor is arranged across seal chamber;The end Ring, wedge shape pressure ring, wedge-type seal circle and backing plate are successively set in seal chamber, and backing plate is resisted against the bottom end of seal chamber, end ring It is detachably connected on the open end of seal chamber;The wedge-type seal circle includes exterior seal ring and inner seal ring, and exterior seal ring Inner wall is outer inclined-plane, and the outer wall of inner seal ring is outer inclined-plane, and outer inclined-plane and outer inclined-plane are V-shaped, and the wedge shape pressure ring is inserted in outer close Between seal and inner seal ring, the end ring is resisted against the end face of wedge shape pressure ring.
10. according to centrifugal pump described in claim 2~6 any one, it is characterised in that: be connected with support below the pump housing The pedestal of the pump housing, pumping motor and drain motor;The pedestal includes bottom plate, support plate, setting between bottom plate and support plate Adjusting component;The adjusting component includes mounting base and strut;Mounting hole is offered in the mounting base;The strut it is upper End is fixedly connected on the lower end of support plate, and the lower end of strut, which moves up and down, to be arranged in mounting hole;The strut and mounting hole Multiple springs are provided between bottom surface;The upper end of the strut is connected with adjusting set, and the upper end protrusion adjusting set setting of strut; The sleeve being fixed in mounting base is arranged with outside the strut;The adjusting set moves up and down the upper end for being connected to sleeve.
CN201822063319.5U 2018-12-10 2018-12-10 A kind of centrifugal pump Active CN209308971U (en)

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Application Number Priority Date Filing Date Title
CN201822063319.5U CN209308971U (en) 2018-12-10 2018-12-10 A kind of centrifugal pump

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Application Number Priority Date Filing Date Title
CN201822063319.5U CN209308971U (en) 2018-12-10 2018-12-10 A kind of centrifugal pump

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Publication Number Publication Date
CN209308971U true CN209308971U (en) 2019-08-27

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CN201822063319.5U Active CN209308971U (en) 2018-12-10 2018-12-10 A kind of centrifugal pump

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110685929A (en) * 2019-11-14 2020-01-14 合肥恒大江海泵业股份有限公司 Mining submersible electric pump

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110685929A (en) * 2019-11-14 2020-01-14 合肥恒大江海泵业股份有限公司 Mining submersible electric pump

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Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
PE01 Entry into force of the registration of the contract for pledge of patent right
PE01 Entry into force of the registration of the contract for pledge of patent right

Denomination of utility model: A centrifugal pump

Granted publication date: 20190827

Pledgee: Suining Bank Co.,Ltd. Mianyang Branch

Pledgor: SICHUAN SANTAI JIANMEN PUMP CO.,LTD.

Registration number: Y2024980003068