CN206555136U - Centrifugal mud pump - Google Patents
Centrifugal mud pump Download PDFInfo
- Publication number
- CN206555136U CN206555136U CN201720259191.2U CN201720259191U CN206555136U CN 206555136 U CN206555136 U CN 206555136U CN 201720259191 U CN201720259191 U CN 201720259191U CN 206555136 U CN206555136 U CN 206555136U
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- China
- Prior art keywords
- bimetal leaf
- impeller
- mounting groove
- madial wall
- wall
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Abstract
The utility model discloses a kind of centrifugal mud pump, including pump case, the impeller cavity that is arranged in pump case and being rotated with pump case madial wall be connected and drive rod of the one end in impeller cavity, one end that the drive rod is located in impeller cavity is provided with impeller, the impeller chamber inner sidewall is provided with charging aperture and discharging opening while being communicated with impeller cavity, the impeller chamber inner sidewall is provided with several mounting grooves, it is provided with and is bent by being heated to corresponding mounting groove outside direction with by solid-state clod top is opened on impeller chamber inner sidewall bimetal leaf in each mounting groove, each one of end wall of the bimetal leaf is fixedly connected with corresponding mounting groove madial wall, the shell wall of the pump case is internally provided with the heating wire for being heated to bimetal leaf, its drip irrigation device is the heated rear flexural deformation of bimetal leaf, solid-state clod is come off by after the conflict power of bimetal leaf, realize the effect for being easy to clean to solid-state clod on impeller chamber inner sidewall.
Description
Technical field
The utility model is related to a kind of sand pump, more specifically, it relates to a kind of centrifugal mud pump.
Background technology
Centrifugal mud pump is the transh pump for extracting silt operation, it is adaptable to the inland training of channel, coastal surrounding the embankment build the earth,
Rivers,lakes and seas reservoir pumps mud, yellow sand.
Existing Authorization Notice No. provides a kind of centrifugal sand-mud pump for CN2931864Y Chinese patent, it include pedestal and
Being fixed in the volute on pedestal, volute has impeller cavity；Rotated in pedestal and be provided with drive rod, drive rod is close to impeller cavity
One end is extended in impeller cavity, and the other end is extended to outside pedestal；One end that drive rod is located in impeller cavity is provided with impeller；Leaf
Wheel chamber inner sidewall is provided with discharging opening and charging aperture, and the through hole direction of discharging opening is radially arranged along impeller, the through hole side of charging aperture
To along the axially arranged of impeller.During work, motor is rotated by belt drive drive rod, and drive rod impeller is rotated, due to
The effect of centrifugal force, impeller throws away mud, and the mud being thrown out of flows out through discharging opening, when the mud in impeller cavity is thrown out of
Afterwards, negative pressure is produced in impeller cavity, so that mud is constantly flowed into through charging aperture to impeller cavity.
Bedroom sand pump was shelved after a period of time, and the moisture evaporation in impeller chamber inner sidewall mud is complete, on the inside of impeller cavity
Wall mud turns into solid-state clod, and impeller is fixed on impeller chamber inner sidewall by solid-state clod, when being again started up bedroom sand pump,
Impeller is unable to normal rotation, it is necessary to which impeller cavity is opened, to be cleaned to solid-state clod, and several anticreep spiral shells on volute
Nail needs to dismantle for a long time, is not easy to clean the solid-state clod on impeller chamber inner sidewall, and no pair in existing sand pump
The device that solid-state clod is cleaned, thus it is to be improved.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is that providing one kind is easy to impeller chamber inner sidewall
The centrifugal mud pump that upper solid-state clod is cleaned.
To achieve the above object, the utility model provides following technical scheme：
A kind of centrifugal mud pump, including pump case, the impeller cavity that is arranged in pump case and turn with pump case madial wall
The drive rod of dynamic connection and one end in impeller cavity, one end that the drive rod is located in impeller cavity is provided with impeller, described
Impeller chamber inner sidewall is provided with charging aperture and discharging opening while being communicated with impeller cavity, and the impeller chamber inner sidewall is provided with some
It is provided with and is bent by being heated to corresponding mounting groove outside direction with by impeller in individual mounting groove, each mounting groove
The bimetal leaf that solid-state clod top is opened on chamber inner sidewall, each one of end wall of bimetal leaf with corresponding installation
Groove madial wall is fixedly connected, and the shell wall of the pump case is internally provided with the heating wire for being heated to bimetal leaf.
By using above-mentioned technical proposal, when solid-state clod needs to be cleaned on impeller chamber inner sidewall, by heating wire
Power supply is connected, heating wire is heated to pump case, due to the effect of heat transfer, and pump case is heated to bimetal leaf, double
One end is to mounting groove outside direction flexural deformation after sheet metal is heated, so that solid-state clod top on impeller chamber inner sidewall is opened, Gu
State clod is ftractureed and crushed by after conflict power, falls on impeller chamber inner sidewall, is poured out by charging aperture or discharging opening,
Realize the effect for being easy to clean to solid-state clod on impeller chamber inner sidewall.
Further, each bimetal leaf is provided with several deformations away from the lateral wall for installing groove bottom wall direction
Groove, several described change connected in stars are arranged at intervals along bimetal leaf length direction, each length direction for becoming connected in star
Set along bimetal leaf width.
By using above-mentioned technical proposal, when bimetal leaf is bent to mounting groove outside direction, bimetal leaf is away from peace
The side wall in tankage direction gradually reduces, due to becoming the setting of connected in star, has side wall of the bimetal leaf away from mounting groove direction
The space extruded to becoming in connected in star, makes bimetal leaf preferably deform,
Further, that bimetal leaf length direction is provided with V-shaped guiding is recessed for each installation groove bottom wall
Groove, each bimetal leaf is provided with what lateral wall fitted with being oriented to groove madial wall towards the side wall for being oriented to groove direction
Guiding projection.
By using above-mentioned technical proposal, after the temperature reduction of bimetal leaf, bimetal leaf is gradually curved into mounting groove
Song simultaneously restores to the original state, during deformation, is oriented to groove madial wall and guiding projection is oriented to, to ensure bimetal leaf energy
Enough in stable recovery to mounting groove.In addition, guiding projection effectively improves the intensity of bimetal leaf, bimetal leaf is set to bear
The reaction force of bigger solid-state soil.
Further, each mounting groove madial wall is provided with gas hole, and each gas hole is to pump case
Outside direction extends and is communicated with positive pressure source.
By using above-mentioned technical proposal, before bimetal leaf reinstatement, positive pressure source is by gas hole to mounting groove
It is interior to blow, the soil dust in mounting groove is blown out, so that bimetal leaf fully can fit with installing groove bottom wall.
Further, each gas hole madial wall, which is located at corresponding mounting groove, is provided with dust plug.
By using above-mentioned technical proposal, the setting of dust plug can reduce dust and enter in gas hole.
Further, the dust plug is sponge plug.
By using above-mentioned technical proposal, the space of sponge plug is smaller, can effectively reduce dust and enter in gas hole.This
Cheap, the manufacturing cost of reduction centrifugal mud pump of outer sponge plug.
Further, each bimetal leaf is provided with elasticity with the side wall that corresponding mounting groove madial wall is fitted
Diaphragm seal.
By using above-mentioned technical proposal, between the sufficiently sealed bimetal leaf of elastic sealing strip and mounting groove madial wall between
Gap, effectively prevents mud from entering in mounting groove.
Further, the impeller chamber inner sidewall, which is located at immediately below impeller, is provided with tap, on the inside of the tap
Wall is threaded with closure.
By using above-mentioned technical proposal, when broken solid-state clod falls on the bottom wall of impeller cavity, closure is opened,
Broken solid-state clod is directly from tap discharge, without rotating pump case, you can broken solid-state clod is discharged.
In summary, the utility model has the advantages that：
1st, heating wire is heated to bimetal leaf, and bimetal leaf is heated the bending of backward mounting groove outside direction, and by impeller cavity
Solid-state clod top is opened on madial wall, due to the conflict power of bimetal leaf, and solid-state clod ftractures and crushed in impeller cavity, by entering
Material mouth or place's material mouth can be poured out, and realize the effect for being easy to clean to solid-state clod on impeller chamber inner sidewall；
2nd, when guiding projection is fitted with being oriented to groove madial wall, play and be oriented to when being restored to the original state to bimetal leaf, this
Outside, guiding projection effectively increases the intensity of bimetal leaf, bimetal leaf is born the reaction force of bigger solid-state soil.
Brief description of the drawings
Fig. 1 is the structural representation of the present embodiment；
Fig. 2 is the enlarged drawing of part A in Fig. 1；
Fig. 3 is the enlarged drawing of part B in Fig. 2；
Fig. 4 is the enlarged drawing of C portion in Fig. 1.
In figure：1st, pump case；11st, drive rod；111st, impeller；12nd, impeller cavity；121st, charging aperture；122nd, discharging opening；13、
Tap；131st, closure；2nd, mounting groove；21st, it is oriented to groove；22nd, gas hole；221st, dust plug；3rd, bimetal leaf；31st, become
Connected in star；32nd, guiding projection；33rd, elastic sealing strip；4th, heating wire.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
This specific embodiment is only to explain of the present utility model, and it is not to limitation of the present utility model, ability
Field technique personnel can make the modification without creative contribution to the present embodiment as needed after this specification is read, but
As long as all being protected in right of the present utility model by Patent Law.
Embodiment：
A kind of centrifugal mud pump, reference picture 1, it includes pump case 1, impeller cavity 12 and drive rod 11, and impeller cavity 12 is set
In pump case 1；Drive rod 11 is rotated with the madial wall of pump case 1 and is connected, and one end of drive rod 11 is located in impeller cavity 12, another
End extends to the outside of pump case 1；One end that drive rod 11 is located in impeller cavity 12 is provided with impeller 111.
Reference picture 1, the madial wall of impeller cavity 12 is provided with charging aperture 121 and discharging opening 122, charging aperture 121 and discharging opening 122
Communicated simultaneously with impeller cavity 12, the through hole direction of charging aperture 121 is along the axially arranged of impeller 111, the through hole direction of discharging opening 122
Along being radially arranged for impeller 111；During the high-speed rotation of 11 impeller of drive rod 111, due to the effect of centrifugal force, leaf
Wheel 111 throws away the mud in impeller cavity 12 through discharging opening 122；After mud in impeller cavity 12 is thrown out of, inside impeller cavity 12
In negative pressure state, it is inhaled into so that mud at charging aperture 121 is lasting in impeller cavity 12, realizes and constantly extract mud
Process.
Referring to Figures 1 and 2, the madial wall of impeller cavity 12 is provided with several mounting grooves 2, each mounting groove 2 and is provided with
Bimetal leaf 3, the one of end wall of each bimetal leaf 3 is fixedly connected with the corresponding madial wall of mounting groove 2, bimetal leaf
After 3 is heated, one end that bimetal leaf 3 is not fixed is bent to the corresponding outside direction of mounting groove 2, by the inner side of impeller cavity 12
Solid-state clod top is opened on wall, it is ftractureed and broken, can be by the madial wall of impeller cavity 12 because bimetal leaf 3 is to curving
Solid-state clod between impeller 111 is tilted and pushed up out to side.The shell wall of pump case 1 is internally provided with resistance wire as electric heating
After silk 4, resistance wire connection power supply, to be heated to pump case 1, due to the effect of heat transfer, the temperature of bimetal leaf 3 is gradually
Rise.
Reference picture 2 and Fig. 3, lateral wall of each bimetal leaf 3 away from the bottom wall direction of mounting groove 2 are provided with several changes
Connected in star 31, several become connected in star 31 and are arranged at intervals along the length direction of bimetal leaf 3, each length direction for becoming connected in star 31
Set along the width of bimetal leaf 3, during bimetal leaf 3 is to installation groove outside direction bending, become connected in star 31
Make the flexural deformation degree of bimetal leaf 3 bigger.Each bottom wall of mounting groove 2 is provided with guiding groove 21, is oriented to groove 21 along double
The length direction of sheet metal 3 is set, and is oriented to the V-shaped structure of groove 21, and each bimetal leaf 3 is towards being oriented to the side of groove 21
To side wall be provided with guiding projection 32, the lateral wall of guiding projection 32 and be oriented to the madial wall of groove 21 and fit, when double gold
During belonging in the temperature drop of piece 3, and recovery to mounting groove 2, it is oriented to the madial wall of groove 21 and guiding projection 32 is led
To.
Reference picture 2 and Fig. 3, each madial wall of mounting groove 2 are provided with gas hole 22, and each gas hole 22 is to pump
The outside direction of housing 1 extends, and is communicated with an air compressor by pipe fitting and is used as positive pressure source（Not shown in figure）, air compression
Machine, to being blown in mounting groove 2, the soil dust in mounting groove 2 is blown out by gas hole 22.Each madial wall of gas hole 22
Dust plug 221 is provided with, dust plug 221 is located at corresponding mounting groove 2, is entered with reducing dust in gas hole 22, prevented
The sponge plug that dirt plug 221 is preferably made up of sponge.The side wall that each bimetal leaf 3 is fitted with the corresponding madial wall of mounting groove 2
Sheet rubber is provided with as elastic sealing strip 33, when bimetal leaf 3 is located in mounting groove 2, sheet rubber can be sufficiently sealed
Gap between bimetal leaf 3 and the madial wall of mounting groove 2.
Reference picture 1 and Fig. 4, the madial wall of impeller cavity 12 are provided with tap 13, tap 13 be located at impeller 111 just under
Side, in order to which broken solid-state clod is discharged, the madial wall of tap 13 is threaded with closure 131, by tap 13
Sealing.
Operation principle is as follows：When solid-state clod needs cleaning on the madial wall of impeller cavity 12, resistance wire is connected into power supply, electricity
Resistance silk is heated to bimetal leaf 3 indirectly, and the heated one end afterwards of bimetal leaf 3 is to the outside direction flexural deformation of mounting groove 2, so that by leaf
Solid-state clod is pushed up from the madial wall of impeller cavity 12 on the wheel madial wall of chamber 12 opens, and ftractures and crushes in impeller cavity after solid-state clod stress
At 12 bottom wall；Then closure 131 is opened, broken solid-state clod is discharged from tap 13, realization is easy to impeller cavity
The effect that solid-state clod is cleaned on 12 madial walls.
Then, air compressor is blown by gas hole 22 into mounting groove 2, and the soil dust in mounting groove 2 is blown out,
Then the power supply of resistance wire is disconnected, the temperature of bimetal leaf 3 is gradually reduced, bimetal leaf 3 gradually deformed into mounting groove 2 with
Restore to the original state, until bimetal leaf 3 is fitted with the madial wall of mounting groove 2；Most closure 131 is screwed in tap 13 at last
On the wall of side, whole cleaning process is realized.
Claims (8)
1. a kind of centrifugal mud pump, including pump case (1), the impeller cavity that is arranged in pump case (1)（12）And and pump case
(1) madial wall rotates connection and one end is located at impeller cavity（12）Interior drive rod (11), the drive rod (11) is located at impeller cavity
（12）Interior one end is provided with impeller (111), the impeller cavity（12）Madial wall is provided with while and impeller cavity（12）Communicate
Charging aperture (121) and discharging opening (122), it is characterised in that：The impeller cavity（12）Madial wall is provided with several mounting grooves
(2), it is provided with each mounting groove (2) and is bent by being heated to corresponding mounting groove (2) outside direction with by leaf
Take turns chamber（12）The bimetal leaf (3) that solid-state clod top is opened on madial wall, the one of end wall of each bimetal leaf (3) with
Corresponding mounting groove (2) madial wall is fixedly connected, and the shell wall of the pump case (1) is internally provided with for bimetal leaf
(3) heating wire (4) of heating.
2. centrifugal mud pump according to claim 1, it is characterised in that：Each bimetal leaf (3) deviates from mounting groove
(2) lateral wall in bottom wall direction is provided with several change connected in stars (31), and several described connected in stars (31) that become are along bimetallic
Piece (3) length direction is arranged at intervals, and each length direction for becoming connected in star (31) is set along bimetal leaf (3) width
Put.
3. centrifugal mud pump according to claim 2, it is characterised in that：The each mounting groove (2) bottom wall is along bimetallic
Piece (3) length direction is provided with V-shaped guiding groove (21), and each bimetal leaf (3) direction is oriented to groove
(21) the side wall in direction is provided with lateral wall with being oriented to the guiding projection (32) that groove (21) madial wall fits.
4. centrifugal mud pump according to claim 1, it is characterised in that：The each mounting groove (2) madial wall is respectively provided with
There is gas hole (22), each gas hole (22) extends to pump case (1) outside direction and is communicated with positive pressure source.
5. centrifugal mud pump according to claim 4, it is characterised in that：The each gas hole (22) madial wall is located at phase
Corresponding mounting groove (2) place is provided with dust plug (221).
6. centrifugal mud pump according to claim 5, it is characterised in that：The dust plug (221) is sponge plug.
7. centrifugal mud pump according to claim 1, it is characterised in that：Each bimetal leaf (3) with it is corresponding
The side wall of mounting groove (2) madial wall laminating is provided with elastic sealing strip (33).
8. centrifugal mud pump according to claim 1, it is characterised in that：The impeller cavity（12）Madial wall is located at impeller
(111) tap (13) is provided with immediately below, tap (13) madial wall is threaded with closure (131).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720259191.2U CN206555136U (en) | 2017-03-16 | 2017-03-16 | Centrifugal mud pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720259191.2U CN206555136U (en) | 2017-03-16 | 2017-03-16 | Centrifugal mud pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206555136U true CN206555136U (en) | 2017-10-13 |
Family
ID=60364262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720259191.2U Active CN206555136U (en) | 2017-03-16 | 2017-03-16 | Centrifugal mud pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206555136U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108644149A (en) * | 2018-03-27 | 2018-10-12 | 中国海洋石油集团有限公司 | A kind of anti-silt particle turbulent flow blade guiding wheel and the turbulent flow pump based on the turbulent flow blade guiding wheel |
-
2017
- 2017-03-16 CN CN201720259191.2U patent/CN206555136U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108644149A (en) * | 2018-03-27 | 2018-10-12 | 中国海洋石油集团有限公司 | A kind of anti-silt particle turbulent flow blade guiding wheel and the turbulent flow pump based on the turbulent flow blade guiding wheel |
| CN108644149B (en) * | 2018-03-27 | 2019-09-20 | 中国海洋石油集团有限公司 | A kind of anti-silt particle turbulent flow blade guiding wheel and the turbulent flow pump based on the turbulent flow blade guiding wheel |
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