CN109555705A - A kind of high-lift multi-stage diving radial cuts pump - Google Patents
A kind of high-lift multi-stage diving radial cuts pump Download PDFInfo
- Publication number
- CN109555705A CN109555705A CN201811491366.8A CN201811491366A CN109555705A CN 109555705 A CN109555705 A CN 109555705A CN 201811491366 A CN201811491366 A CN 201811491366A CN 109555705 A CN109555705 A CN 109555705A
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- CN
- China
- Prior art keywords
- cutting
- volute
- component
- knife assembly
- radial cuts
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
- F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
- F04D13/08—Units comprising pumps and their driving means the pump being electrically driven for submerged use
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/007—Details, component parts, or accessories especially adapted for liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/18—Rotors
- F04D29/185—Rotors consisting of a plurality of wheels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/18—Rotors
- F04D29/22—Rotors specially for centrifugal pumps
- F04D29/2205—Conventional flow pattern
- F04D29/2222—Construction and assembly
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/18—Rotors
- F04D29/22—Rotors specially for centrifugal pumps
- F04D29/2261—Rotors specially for centrifugal pumps with special measures
- F04D29/2288—Rotors specially for centrifugal pumps with special measures for comminuting, mixing or separating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/426—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D7/00—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts
- F04D7/02—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type
- F04D7/04—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being viscous or non-homogenous
- F04D7/045—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being viscous or non-homogenous with means for comminuting, mixing stirring or otherwise treating
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention proposes a kind of high-lift multi-stage diving radial cuts pumps, it is characterized by comprising motor cabinets, driving mechanism, volute, one stage impeller component, sencond stage impeller component and radial cuts knife assembly, volute is installed below the motor cabinet, one stage impeller component is equipped in the volute, sencond stage impeller component, pedestal is installed below the volute, radial cuts knife assembly is equipped in the pedestal, the radial cuts knife assembly includes fixed knife assembly and cutting moving knife component, the fixed knife assembly is mounted on the base, the outer wall of the cutting moving knife component matches cutting with the inner wall of fixed knife assembly, the cutting moving knife component, one stage impeller component, sencond stage impeller component is sequentially arranged on main shaft from bottom to top, reasonable integral structure, cutting efficiency is high, match the structure of integrated volute using sencond stage impeller, have The effect that runner is short, passages losses are small, high-efficient, lift are doubled than single machine impeller, can effectively improve pollution discharge capability.
Description
[technical field]
The present invention relates to the technical field of cutting pump, especially a kind of high-lift multi-stage diving radial cuts pump.
[background technique]
Sewage cutting pump, is also submersible cutting pump, draws water for blowdown, due to making to cut with addition of advanced cutting knife
Cutting pump under severe conditions can be dross, plastic products and the fibrous object chopping in catch pit and smooth discharge, nothing
Must manually go cleaning cheat in dross and suspended matter, saved city have stable political situation engineering spending, domestic market occurred band cutting dress
The small-sized submersible sewage pump set is divided into cutting pump and tearing pump two types, and moving knife is usually arranged before the impeller, sets on volute for cutting pump
Quiet knife is set, the cutter cutting that all sundries into impeller have been paired, and pump is torn then directly on the head of unshrouded impeller
Rib cover board is arranged at volute for damascene tungsten steel knife head, and the sundries of fiber-like is rotated with impeller to be sucked, by impeller after entrance tangles
Tearing, these pumps can cut sundries when operating normally, but in pump startup often due to staring torque is inadequate, pump be caused to generate
Failure causes motor to burn when serious, and failure rate is high.In addition, pump performance be lift it is lower, 15 meters of Chang hereinafter,
Sewerage use can only be done, long-distance sand transport is not suitable for, tears pump field domestic market or blank in high lift, therefore propose
A kind of high-lift multi-stage diving radial cuts pump.
[summary of the invention]
The object of the invention is to solve the problems of the prior art, a kind of high-lift multi-stage diving radial cuts are proposed
Pump, can be improved pollution discharge capability, cutting efficiency, effectively improves lift.
To achieve the above object, the invention proposes a kind of high-lift multi-stage diving radial cuts pumps, including motor cabinet, drive
Motivation structure, volute, one stage impeller component, sencond stage impeller component and radial cuts knife assembly are equipped with below the motor cabinet
Volute, the volute is interior to be equipped with one stage impeller component, sencond stage impeller component, is equipped with first chamber, second chamber in the volute,
The one stage impeller component, sencond stage impeller component are respectively arranged in first chamber, in second chamber, the first chamber, second
It is equipped with transition passage between installation cavity, pedestal is installed below the volute, is equipped with radial cuts knife assembly in the pedestal,
The radial cuts knife assembly includes fixed knife assembly and cutting moving knife component, and the fixed knife assembly is mounted on the base, institute
It states the outer wall of cutting moving knife component and the inner wall of fixed knife assembly matches cutting, be equipped with driving mechanism, institute in the motor cabinet
It states driving mechanism to be connected with main shaft, the cutting moving knife component, one stage impeller component, sencond stage impeller component are successively pacified from bottom to top
On main shaft.
Preferably, the inner ring of the fixed knife assembly is evenly distributed with several water suction slots, the water suction slot
Cross sectional shape is U-shaped, and cutting lug boss, the cutting moving knife component and cutting lug boss are formed between adjacent water suction slot
It matches.
Preferably, the cutting moving knife component includes cutterhead and fixing body, one end of the cutterhead is equipped with fixing body, institute
It states and is equipped with curved transition sections between cutterhead and fixing body, the cutterhead is fixed on main shaft by fixing body, the cutterhead and peace
Several ladder cutter grooves are offered on the connected end face of dress body, the circumferential direction of the cutterhead is uniformly provided with several operator slots, institute
It states the side far from fixing body on operator slot and offers auxiliary stepped groove, the auxiliary stepped groove is along the radial at center of cutterhead
It is extended, the cutterhead is extended with several first cutting parts, the second cutting part far from one end of fixing body.
Preferably, the ladder cutter groove is distributed in uniform circular, the cross sectional shape of the ladder cutter groove is rectangle, described
The cross sectional shape for assisting stepped groove is triangle, and first cutting part, the second cutting part are centrosymmetric distribution, described the
The cross sectional shape of one cutting part is triangle, and first cutting part is equipped with the first cut surface, institute far from the outer wall of cutter head center
It states the first cut surface to match with fixed knife assembly, the shape of first cut surface is approximately triangle, and described is in center pair
Claim distribution, second cutting part is equipped with the second cut surface far from the outer wall of cutter head center and imports cambered surface, second cutting
Face is matched with fixed knife assembly, the lower end flush of second cut surface lower end and fixed knife assembly.
Preferably, the volute further includes the first cavity and sewage draining exit, the top and bottom of the volute are respectively equipped with second
Chamber and first chamber offer the first cavity at the center of the volute, are equipped with lower flow channel in the first chamber, and described the
Upper runner is equipped in two chambers, the transition passage is the helical form circulation road of ellipse, between the lower flow channel and upper runner
It is connected by transition passage, the upper runner is connected with the blowdown runner in sewage draining exit.
Preferably, being filled with cooling oil in the inner cavity of the motor cabinet, the driving mechanism oil immersion is in motor cabinet
In cooling oil, the top of the motor cabinet is equipped with cable outlet seat, is equipped with outlet lid, the outlet above the motor cabinet
Running capacitor, start-up capacitance and electronic switch, the running capacitor, start-up capacitance, electronic switch and drive are equipped in the inner cavity of lid
Motivation structure is electrical connected.
Preferably, the driving mechanism includes stator and rotor, the rotor is installed on the inside of stator, the rotor
Main shaft is inside installed, step is installed between the motor cabinet and volute, the lower part of the main shaft is mounted on step
On, the top of the main shaft is mounted on the top chock at the top of motor cabinet, is also equipped with current temperature in the driving mechanism
Type sensor.
Beneficial effects of the present invention: the present invention is by by base, driving mechanism, volute, one stage impeller component, sencond stage impeller
Component and radial cuts knife assembly etc. are used in conjunction with, reasonable integral structure, compact, match integrated whirlpool using sencond stage impeller
The structure of shell has the effect of that runner is short, passages losses are small, high-efficient, and lift is doubled than single machine impeller, can effectively be mentioned
High pollution discharge capability;The moving knife with guiding role will guide at fixed knife assembly with the sewage of sundries when impeller rotates, and cut
Moving knife cooperation is cut, multiple cutter grooves cut sundries, the circumferential slot that uniformly absorbs water of fixed knife assembly, and the sundries in sewage is logical
It is torn when crossing water suction slot by cutting moving knife, effectively improves cutting efficiency.
Feature and advantage of the invention will be described in detail by embodiment combination attached drawing.
[Detailed description of the invention]
Fig. 1 is a kind of cross section structure schematic diagram of high-lift multi-stage diving radial cuts pump of the present invention;
Fig. 2 is a kind of volute cross section structure schematic diagram of high-lift multi-stage diving radial cuts pump of the present invention;
Fig. 3 is a kind of radial cuts knife assembly cross section structure signal of high-lift multi-stage diving radial cuts pump of the present invention
Figure;
Fig. 4 is a kind of structural schematic diagram of the fixation knife assembly of high-lift multi-stage diving radial cuts pump of the present invention;
Fig. 5 is a kind of overlooking structure diagram of the fixation knife assembly of high-lift multi-stage diving radial cuts pump of the present invention;
Fig. 6 is a kind of stereoscopic schematic diagram of the cutting moving knife component of high-lift multi-stage diving radial cuts pump of the present invention;
Fig. 7 is a kind of structure structural representation of the cutting moving knife component of high-lift multi-stage diving radial cuts pump of the present invention
Figure;
Fig. 8 is that the cutting moving knife component of present invention high-lift multi-stage diving radial cuts pump a kind of looks up structural representation
Figure;
Fig. 9 is a kind of plan structure signal of the cutting moving knife component of high-lift multi-stage diving radial cuts pump of the present invention
Figure;
Figure 10 is a kind of schematic cross-section of the cable outlet seat of high-lift multi-stage diving radial cuts pump of the present invention.
[specific embodiment]
Refering to fig. 1 to Figure 10, a kind of high-lift multi-stage diving radial cuts pump of the present invention, it is characterised in that: including motor
Seat 1, driving mechanism 2, volute 3, one stage impeller component 4, sencond stage impeller component 5 and radial cuts knife assembly 6, the motor cabinet 1
Lower section volute 3 is installed, one stage impeller component 4, sencond stage impeller component 5 are equipped in the volute 3, is equipped in the volute 3
First chamber 31, second chamber 32, the one stage impeller component 4, sencond stage impeller component 5 are respectively arranged in first chamber 31,
In two chambers 32, transition passage 330 is equipped between the first chamber 31, the second installation cavity 32, the lower section of the volute 3 is installed
There is pedestal 60, radial cuts knife assembly 6 is equipped in the pedestal 60, the radial cuts knife assembly 6 includes fixed knife assembly 61
With cutting moving knife component 62, the fixed knife assembly 61 is mounted on pedestal 60, the outer wall of the cutting moving knife component 62 and solid
The inner wall of stationary knife component 61 matches cutting, is equipped with driving mechanism 2, the driving mechanism 2 and 20 phase of main shaft in the motor cabinet 1
Even, the cutting moving knife component 62, one stage impeller component 4, sencond stage impeller component 5 are sequentially arranged at from bottom to top on main shaft 20.
The inner ring of the fixed knife assembly 61 is evenly distributed with several water suction slots 611, and the cross sectional shape of the water suction slot 611 is
U-shaped, forms cutting lug boss 612 between adjacent water suction slot 611, the cutting moving knife component 62 with cut lug boss
612 match.The cutting moving knife component 62 includes cutterhead 620 and fixing body 621, and one end of the cutterhead 620 is equipped with installation
Body 621, is equipped with curved transition sections between the cutterhead 620 and fixing body 621, the cutterhead 620 is fixed on by fixing body 621
On main shaft 20, several ladder cutter grooves 622, the cutterhead are offered on the end face that the cutterhead 620 is connected with fixing body 621
620 circumferential direction is uniformly provided with several operator slots 623, and the side far from fixing body 621 offers auxiliary on the operator slot 623
Help stepped groove 6230, for the auxiliary stepped groove 6230 along the radial to being extended at center of cutterhead 620, the cutterhead 620 is remote
One end from fixing body 621 is extended with several first cutting parts 624, the second cutting part 625.The ladder cutter groove 622 is in equal
Even circle distribution, the cross sectional shape of the ladder cutter groove 622 are rectangle, and the cross sectional shape of the auxiliary stepped groove 6230 is triangle
Shape, first cutting part 624, the second cutting part 625 are centrosymmetric distribution, the section shape of first cutting part 624
Shape is triangle, first cutting part 624 far from 620 center of cutterhead outer wall be equipped with the first cut surface 6240, described first
Cut surface 6240 is matched with fixed knife assembly 61, the shape of first cut surface 6240 is approximately triangle, described to be in
The heart is symmetrical, and second cutting part 625 is equipped with the second cut surface 6250 far from the outer wall at 620 center of cutterhead and imports cambered surface
6251, second cut surface 6250 is matched with fixed knife assembly 61,6250 lower end of the second cut surface and fixing cutter group
The lower end flush of part 61.The volute 3 further includes the first cavity 33 and sewage draining exit 34, and the top and bottom of the volute 3 are set respectively
There are second chamber 32 and first chamber 31, the first cavity 33 is offered at the center of the volute 3, is set in the first chamber 31
There is lower flow channel 310, upper runner 320 is equipped in the second chamber 32, the transition passage 330 is the helical form circulation of ellipse
Road is connected between the lower flow channel 310 and upper runner 320 by transition passage 330, the upper runner 320 and sewage draining exit 34
Interior blowdown runner 340 is connected.Cooling oil is filled in the inner cavity of the motor cabinet 1,2 oil immersion of driving mechanism is in motor
In cooling oil in seat 1, the top of the motor cabinet 1 is equipped with cable outlet seat 11, and the top of the motor cabinet 1 is equipped with outlet
Lid 10 is equipped with running capacitor 23, start-up capacitance 24 and electronic switch 25, the running capacitor in the inner cavity of the outlet lid 10
23, start-up capacitance 24, electronic switch 25 and driving mechanism 2 are electrical connected.The driving mechanism 2 includes stator 21 and rotor 22,
The rotor 22 is installed on the inside of stator 21, main shaft 20 is equipped in the rotor 22, between the motor cabinet 1 and volute 3
Step 13 is installed, the lower part of the main shaft 20 is mounted on step 13, and the top of the main shaft 20 is mounted on electricity
On the top chock at 1 top of base, current temperature type sensor is also equipped in the driving mechanism 2.
The course of work of the present invention:
A kind of working principle of high-lift multi-stage diving radial cuts pump of the present invention are as follows:
1, the structure for matching integrated volute using sencond stage impeller, with runner is short, overflow section area change is small, runner damage
Small, high-efficient effect is lost, the two chambers of volute use the runner transition of elliptical spiral shape, make medium by pressurizeing twice,
Lift is doubled than single machine impeller, can effectively improve pollution discharge capability;
2, the moving knife with guiding role guides the sewage with sundries at fixed knife assembly into when impeller rotates, with cutting
Moving knife cooperates radial cuts sundries, and suction hole is evenly distributed in fixed knife assembly, and the sundries in sewage passes through dynamic by cutting when suction hole
Knife tearing, effectively improves cutting efficiency;
3, using the single-phase two-capacitance capacitive motor of built-in oil immersed type, matching electronic switch, which has, to be automatically shut down and restarts excellent
Point, staring torque is big, and has enough overload capacity and service life.
Above-described embodiment is the description of the invention, is not limitation of the invention, after any pair of simple transformation of the present invention
Scheme all belong to the scope of protection of the present invention.
Claims (7)
1. a kind of high-lift multi-stage diving radial cuts pump, it is characterised in that: including motor cabinet (1), driving mechanism (2), volute
(3), one stage impeller component (4), sencond stage impeller component (5) and radial cuts knife assembly (6), the lower section peace of the motor cabinet (1)
Equipped with volute (3), it is equipped with one stage impeller component (4), sencond stage impeller component (5) in the volute (3), is set in the volute (3)
There are first chamber (31), second chamber (32), the one stage impeller component (4), sencond stage impeller component (5) are respectively arranged in first
In chamber (31), second chamber (32), transition passage (330) are equipped between the first chamber (31), the second installation cavity (32),
It is equipped with pedestal (60) below the volute (3), is equipped with radial cuts knife assembly (6) in the pedestal (60), the radial direction
Knife assembly (6) includes fixed knife assembly (61) and cutting moving knife component (62), and the fixed knife assembly (61) is mounted on bottom
On seat (60), the outer wall of cutting moving knife component (62) matches cutting, the motor with the inner wall of fixed knife assembly (61)
Driving mechanism (2) are equipped in seat (1), the driving mechanism (2) is connected with main shaft (20), the cutting moving knife component (62), one
Grade impeller assembly (4), sencond stage impeller component (5) are sequentially arranged at from bottom to top on main shaft (20).
2. a kind of high-lift multi-stage diving radial cuts pump as described in claim 1, it is characterised in that: the fixed knife assembly
(61) inner ring is evenly distributed with several water suctions slot (611), and the cross sectional shape of water suction slot (611) is U-shaped, phase
Cutting lug boss (612), the cutting moving knife component (62) and cutting lug boss are formed between adjacent water suction slot (611)
(612) it matches.
3. a kind of high-lift multi-stage diving radial cuts pump as described in claim 1, it is characterised in that: the cutting movable cutter set
Part (62) includes cutterhead (620) and fixing body (621), and one end of the cutterhead (620) is equipped with fixing body (621), the cutterhead
(620) curved transition sections are equipped between fixing body (621), the cutterhead (620) is fixed on main shaft by fixing body (621)
(20) on, several ladder cutter grooves (622), the knife are offered on the end face that the cutterhead (620) is connected with fixing body (621)
The circumferential direction of disk (620) is uniformly provided with several operators slot (623), the one of separate fixing body (621) on operator slot (623)
Side offers auxiliary stepped groove (6230), and auxiliary stepped groove (6230) sets along the radial of cutterhead (620) to extending at center
It sets, the cutterhead (620) is extended with several the first cutting parts (624), the second cutting part far from the one end of fixing body (621)
(625)。
4. a kind of high-lift multi-stage diving radial cuts pump as claimed in claim 3, it is characterised in that: the ladder cutter groove
(622) it is distributed in uniform circular, the cross sectional shape of the ladder cutter groove (622) is rectangle, auxiliary stepped groove (6230)
Cross sectional shape is triangle, and first cutting part (624), the second cutting part (625) are centrosymmetric distribution, described first
The cross sectional shape of cutting part (624) is triangle, and first cutting part (624) is equipped with far from the outer wall at cutterhead (620) center
First cut surface (6240), first cut surface (6240) match with fixed knife assembly (61), first cut surface
(6240) shape is approximately triangle, the distribution that is centrosymmetric, and second cutting part (625) is far from cutterhead (620)
The outer wall at center is equipped with the second cut surface (6250) and imports cambered surface (6251), second cut surface (6250) and fixing cutter group
Part (61) matches, the lower end flush of the second cut surface (6250) lower end and fixed knife assembly (61).
5. a kind of high-lift multi-stage diving radial cuts pump as described in claim 1, it is characterised in that: the volute (3) is also
Including the first cavity (33) and sewage draining exit (34), the top and bottom of the volute (3) are respectively equipped with second chamber (32) and the first chamber
Room (31) offers the first cavity (33) at the center of the volute (3), and lower flow channel is equipped in the first chamber (31)
(310), upper runner (320) are equipped in the second chamber (32), the transition passage (330) is the helical form circulation of ellipse
Road is connected between the lower flow channel (310) and upper runner (320) by transition passage (330), the upper runner (320) with
Blowdown runner (340) in sewage draining exit (34) is connected.
6. a kind of high-lift multi-stage diving radial cuts pump as described in claim 1, it is characterised in that: the motor cabinet (1)
Inner cavity in be filled with cooling oil, driving mechanism (2) oil immersion is in the cooling oil in motor cabinet (1), the motor cabinet (1)
Top be equipped with cable outlet seat (11), be equipped with outlet lid (10) above the motor cabinet (1), the outlet lid (10)
Running capacitor (23), start-up capacitance (24) and electronic switch (25), the running capacitor (23), start-up capacitance are equipped in inner cavity
(24), electronic switch (25) is electrical connected with driving mechanism (2).
7. a kind of high-lift multi-stage diving radial cuts pump as described in claim 1, it is characterised in that: the driving mechanism
It (2) include stator (21) and rotor (22), the rotor (22) is installed on the inside of stator (21), installation in the rotor (22)
Have main shaft (20), is equipped with step (13) between the motor cabinet (1) and volute (3), the lower part peace of the main shaft (20)
On step (13), the top of the main shaft (20) is mounted on the top chock at the top of motor cabinet (1), the driving
Current temperature type sensor is also equipped in mechanism (2).
Priority Applications (1)
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CN201811491366.8A CN109555705A (en) | 2018-12-07 | 2018-12-07 | A kind of high-lift multi-stage diving radial cuts pump |
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CN201811491366.8A CN109555705A (en) | 2018-12-07 | 2018-12-07 | A kind of high-lift multi-stage diving radial cuts pump |
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ID=65869197
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CN201811491366.8A Pending CN109555705A (en) | 2018-12-07 | 2018-12-07 | A kind of high-lift multi-stage diving radial cuts pump |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110230601A (en) * | 2019-06-17 | 2019-09-13 | 江苏芬奇工业设备制造有限公司 | A kind of breakage pump cut three times |
CN110792604A (en) * | 2019-12-10 | 2020-02-14 | 江苏芬奇工业设备制造有限公司 | Cutting knife tackle for crushing pump |
CN113107857A (en) * | 2021-04-25 | 2021-07-13 | 济宁安泰矿山设备制造有限公司 | Cutting assembly of cutting pump |
-
2018
- 2018-12-07 CN CN201811491366.8A patent/CN109555705A/en active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110230601A (en) * | 2019-06-17 | 2019-09-13 | 江苏芬奇工业设备制造有限公司 | A kind of breakage pump cut three times |
CN110792604A (en) * | 2019-12-10 | 2020-02-14 | 江苏芬奇工业设备制造有限公司 | Cutting knife tackle for crushing pump |
CN113107857A (en) * | 2021-04-25 | 2021-07-13 | 济宁安泰矿山设备制造有限公司 | Cutting assembly of cutting pump |
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