CN110566454A - Non-flow distribution plane column pump - Google Patents
Non-flow distribution plane column pump Download PDFInfo
- Publication number
- CN110566454A CN110566454A CN201910879144.1A CN201910879144A CN110566454A CN 110566454 A CN110566454 A CN 110566454A CN 201910879144 A CN201910879144 A CN 201910879144A CN 110566454 A CN110566454 A CN 110566454A
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- Prior art keywords
- stator
- pump body
- pump
- liquid
- transmission shaft
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
- F04C15/0042—Systems for the equilibration of forces acting on the machines or pump
- F04C15/0049—Equalization of pressure pulses
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
- F04C15/0057—Driving elements, brakes, couplings, transmission specially adapted for machines or pumps
- F04C15/0061—Means for transmitting movement from the prime mover to driven parts of the pump, e.g. clutches, couplings, transmissions
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
- F04C15/06—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2/00—Rotary-piston machines or pumps
- F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
- F04C2/10—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member
- F04C2/113—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member the inner member carrying rollers intermeshing with the outer member
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2240/00—Components
- F04C2240/10—Stators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2240/00—Components
- F04C2240/20—Rotors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2240/00—Components
- F04C2240/60—Shafts
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Details And Applications Of Rotary Liquid Pumps (AREA)
Abstract
The invention discloses a non-flow-distribution plane column pump which comprises a pump body, a stator II, a rectangular column piece, a driving disc, a pump cover, a transmission shaft and a stator I. The column piece pump is sequentially provided with a pump body, a transmission shaft, a stator II, a rectangular column piece, a driving disc, a stator I and a pump cover from left to right. The high-pressure non-distribution small rectangular column pump is suitable for a high-pressure working environment, is simple in structure, is suitable for the high-pressure working environment, effectively reduces noise and leakage caused by unbalanced stress due to the symmetrical structure of the rectangular column pump and the non-distribution of a planar column pump, is uniform in flow rate, long in service life, simple in manufacturing process, greatly reduces the processing cost and has a wide application prospect.
Description
Technical Field
The invention relates to a non-distribution plane column pump, belonging to the technical field of hydraulic mechanical elements. The flow distribution is not needed, the device is suitable for a high-pressure working environment, the structure is compact, the appearance size is small, the device is safe and reliable, the use is convenient, the operation is stable, the flow is uniform, the service life is long, the manufacturing process is simple, the processing cost is greatly reduced, and the device has a wide market prospect. Can be widely applied to industries such as mining industry, metallurgy, electric power department, national defense construction, agricultural irrigation, petrochemical industry, ship manufacturing industry and the like.
background
with the continuous improvement of society, living and production levels, the hydraulic technology is widely applied to the fields of engineering machinery, pressure machinery, aviation industry and the like, the application of hydraulic mechanical equipment elements is more and more extensive, and the requirement on the performance of a pump is more and more high. According to the original hydraulic pumps with a plurality of simple structure types, the existing hydraulic pumps are increasingly diversified in structure, and the high-pressure non-distribution small rectangular column pump is a pump with novel structure, no distribution and small size in China at present. The gear pump has the advantages of small volume, simple structure, low requirement on certain cleanliness and low price, but the pump shaft is seriously abraded and has large leakage due to unbalanced force; the vane pump has uniform flow, stable operation and low noise, but has a complex structure, the plunger pump has high volumetric efficiency and small leakage, can work under high pressure, is mostly used for a hydraulic system with larger power, but has high processing precision, high price and high requirement on the cleanliness of oil. The non-distribution plane column pump is suitable for high-pressure working environment, and has the advantages of compact structure, small overall dimension, safety, reliability, convenient use, stable operation, uniform flow, long service life and simple manufacturing process.
disclosure of Invention
The technical problem to be solved by the invention is as follows: the utility model provides a no hydraulic pressure plane column piece pump that flows, the small-size rectangle column piece pump that flows is not joined in marriage to high pressure, and high pressure does not have and joins in marriage rectangle column piece pump simple structure, because the structural symmetry of this novel rectangle column piece pump design, has consequently reduced effectively because of the noise that the unbalanced stress produced with reveal, and high pressure does not have and flows rectangle column piece pump flow even, and the life-span is longer, preparation simple process.
the technical scheme of the invention is as follows: a non-distribution plane vane pump comprising: the pump body 1, stator II 3, rectangle column piece 4, driving-disc 5, pump cover 10, transmission shaft 12 and stator I16.
The driving device is characterized in that a stator II 3, a driving disc 5 and a stator I16 are mounted on the transmission shaft 12, the stator II 3 is connected with the transmission shaft 12 through a bearing II 2, and the stator I16 is connected with the transmission shaft 12 through a bearing I15; the driving disk 5 is connected with the transmission shaft 12 through the transmission shaft-driving disk fixing pin 6, one surface of the driving disk 5 is tangent to the oil sealing surface STPO of the stator I16, and the other surface of the driving disk 5 is tangent to the oil sealing surface HGKL of the stator II 3. The transmission shaft 12, the driving disc 5, the stator II 3, the bearing II 2, the stator I16 and the bearing I15 are all arranged inside the pump body 1, the rectangular column sheet 4 is arranged between the stator I16 and the stator II 3, a stator I liquid suction port 16-8 of the stator I16 is communicated with a pump body-stator I liquid suction port 1-15 of the pump body 1, a stator II liquid suction port 3-7 of the stator II 3 is communicated with a pump body-stator II liquid suction port 1-16 of the pump body 1, a stator I liquid discharge port 16-9 of the stator I16 is communicated with a pump body-stator I liquid discharge port 1-17 of the pump body 1, a stator II liquid discharge port 3-8 of the stator II 3 is communicated with a pump body-stator II liquid discharge port 1-18 on the pump body 1, the pump body-lower stator positioning hole 1-7 at the bottom of the pump body 1 is connected with the stator II-pump body positioning hole 3-1 at the bottom of the stator II 3 through a pump body-stator II positioning pin 17. The shaft sleeve 14 is installed inside the pump cover 10, the front end 14-1 of the shaft sleeve 14 is tightly attached to a bearing I15 inside a stator I16, the rear end 14-2 of the shaft sleeve 14 is tightly attached to an oil seal 13 inside the pump cover 10, a pump cover-stator I positioning hole 10-4 is formed in the pump cover 10, and the pump cover-stator I positioning hole 10-4 is connected with a stator I-pump cover positioning hole 16-1 of the stator I16 through a pump cover-stator I positioning pin 8. The pump cover 10 is connected with the pump body 1 through a screw 7, and an O-shaped sealing ring 9 and an oil seal 13 are arranged inside the pump cover 10.
the transmission shaft 12 is provided with a key groove 12-1, a transmission shaft-driving disc positioning hole 12-2 and a transmission shaft equalizing groove 12-3, the key groove 12-1 is arranged at the front section part of the transmission shaft, the elastic diaphragm coupling is connected with a motor output shaft, the motor output shaft drives a transmission shaft 13 of the column sheet pump to rotate, the transmission shaft 13 drives a driving disc 5 to rotate, two rectangular column sheets 4 are driven to rotate on the surfaces of a stator I16 and a stator II 3, a transmission shaft-driving disc positioning hole 12-2 is symmetrically arranged at two sides of the transmission shaft 12, and is connected with a positioning hole 5-1 of the driving disk-transmission shaft on the driving disk 5 through a fixing pin 6 of the driving disk-transmission shaft, in order to ensure the stability of the driving disk 5 in work, the transmission shaft 12 is provided with transmission shaft equalizing grooves 12-3, and the transmission shaft equalizing grooves 12-3 are uniformly arranged on two sides of the transmission shaft-driving disc positioning hole 12-2.
The pump cover 10 is provided with an O-shaped sealing ring mounting groove 10-1, an oil seal mounting hole 10-2, a screw mounting hole 10-3, a pump cover-stator I positioning hole 10-4 and a pump cover-transmission shaft mounting hole 10-5, an O-shaped sealing ring 9 is mounted in the O-shaped sealing ring mounting groove 10-1, an oil seal 13 is mounted in the oil seal mounting hole 10-2, the pump cover 10 is connected with a threaded hole 1-8 of the pump body 1 through a screw 7, the pump cover 10 is provided with a pump cover-stator I positioning hole 10-4, the pump cover-stator I positioning hole 10-4 is connected with a stator I positioning hole 16-1 through a pump cover-stator I positioning pin 8, and a transmission shaft 10 is mounted in the pump cover-transmission shaft mounting hole.
The pump body 1 is provided with a pump body liquid suction flow passage a1-1, a pump body liquid suction flow passage b1-2, a pump body liquid discharge flow passage a1-3, a pump body liquid discharge flow passage b1-4, a pump body liquid suction port 1-5, a pump body liquid discharge port 1-6, a pump body-stator II positioning hole 1-7, a pump body-pump cover threaded hole 1-8 and a pump body liquid suction port threaded hole 1-9, 1-10 parts of pump body liquid discharge port threaded hole, 1-11 parts of pump body liquid suction port through hole, 1-12 parts of pump body liquid discharge port through hole, 1-13 parts of pump body liquid suction port through hole threaded hole, 1-14 parts of pump body liquid discharge port through hole, 1-15 parts of pump body-stator I liquid suction port, 1-16 parts of pump body-stator II liquid suction port, 1-17 parts of pump body-stator I liquid discharge port and 1-18 parts of pump body-stator II liquid discharge port; when the liquid suction flow channel is processed, the pump body liquid suction port through hole 1-11 is processed, and the tail part of the pump body liquid suction port through hole 1-11 is provided with a pump body liquid suction port through hole threaded hole 1-13 for installing a screw to seal the pump body liquid suction port through hole 1-11; when the liquid discharge flow channel is processed, the tail part of the pump body liquid discharge port through hole 1-12 is processed, and the tail part of the pump body liquid discharge port through hole 1-12 is provided with a pump body liquid discharge port through hole threaded hole 1-14 for installing a screw to seal the pump body liquid discharge port through hole 1-12; the tail of the pump body liquid suction flow channel a1-1 is provided with a pump body-stator I liquid suction port 1-15, the pump body-stator I liquid suction port 1-15 is communicated with a stator I liquid suction flow channel 16-8 of a stator I16, the tail of the pump body liquid suction flow channel b1-2 is provided with a pump body-stator II liquid suction port 1-16, the pump body-stator II liquid suction port 1-16 is communicated with a stator I liquid suction flow channel 3-7 of a stator II 3, the tail of the pump body liquid discharge flow channel a1-3 is provided with a pump body-stator I liquid discharge port 1-17, the pump body-stator I liquid discharge port 1-17 is communicated with a stator I liquid discharge flow channel 16-9 of the stator I16, the tail of the pump body liquid discharge flow channel b1-4 is provided with a pump body-stator II liquid discharge port 1-18, and the pump body-stator II liquid discharge port 1; the pump body is provided with pump body-stator II positioning holes 1-7, and the pump body-stator II positioning holes 1-7 are connected with the stator II-pump body positioning holes 3-1 through pump body-stator II positioning pins 17; the pump body 1 is provided with pump body-pump cover threaded holes 1-8, and the pump body-pump cover threaded holes 1-8 are connected with screw mounting holes 10-3 on the pump cover 10 through screws 7; the pump body liquid suction port threaded holes 1-9 are connected with a liquid suction port of an external hydraulic system to provide liquid for the rectangular column plate pump; and the pump body liquid outlet threaded holes 1-10 are connected with a liquid outlet of an external hydraulic system to discharge liquid in the planar cylindrical pump out of the pump body.
The driving disc 5 has two positions, namely a driving disc I5-2 and a driving disc II 5-3, wherein two driving disc-transmission shaft positioning holes 5-1 are arranged, and the driving disc-transmission shaft positioning holes 5-1 are connected with a transmission shaft-driving disc 12-2 on a transmission shaft 12 through driving disc-transmission shaft fixing pins 6.
The stator II 3 is provided with a stator II-pump body positioning hole 3-1, a stator II liquid inlet flow channel 3-2, a stator II liquid outlet flow channel 3-3, a stator II liquid inlet unloading groove 3-4, a stator II liquid outlet unloading groove 3-5, a bearing mounting hole 3-6, a stator II liquid suction port 3-7, a stator liquid discharge port 3-8, a stator I-transmission shaft mounting hole 3-9, a stator II liquid suction flow channel liquid outlet 3-10 and a stator II liquid suction flow channel liquid suction port 3-11, the stator II 3 is arranged in the pump body 1, the stator II-pump body positioning hole 3-1 is connected with the pump body-stator II positioning hole 1-7 through a pump body-stator II positioning pin 17, the stator II liquid inlet unloading groove 3-4 is arranged on a stator II 3 pressure oil surface IEHL and is communicated with the stator II liquid inlet flow channel liquid outlet 3-10, the liquid discharging unloading groove 3-5 of the stator II is arranged on the liquid sucking surface JFGK of the stator II 3, liquid sucking ports 3-11 of a liquid discharging flow passage of the stator II are communicated, a bearing II 2 is arranged in a bearing mounting hole 3-6, a mounting hole 3-9 of a transmission shaft of the stator I is connected with a transmission shaft 12, a liquid sucking port 9-7 of the stator I is communicated with a liquid sucking port 1-15 of the pump body and the stator I, and a liquid discharging port 3-8 of the stator I is communicated with a liquid discharging port 1-17 of the pump body and the stator I.
the shaft sleeve 14 is arranged in the pump body 1, the front end 14-1 of the shaft sleeve 14 is tightly attached to the outer ring of a bearing 15 arranged in a bearing mounting hole 16-4 of a stator I16 in the stator I16 and used for supporting the bearing 15, and the rear end 14-2 of the shaft sleeve 14 is connected with the oil seal 13 and used for supporting the oil seal 13.
the stator I16 is provided with a stator I-pump cover positioning hole 16-1, a stator I liquid suction flow channel 16-2, a stator I liquid discharge flow channel 16-3, a bearing mounting hole 16-4, a stator I-transmission shaft mounting hole 16-5, a stator II liquid suction port unloading groove 16-6, a stator I liquid discharge port unloading groove 16-7, a stator I liquid suction port 16-8, a stator I liquid discharge port 16-9, a stator I liquid suction flow channel liquid outlet 16-10 and a stator I liquid discharge flow channel liquid suction port 16-11, the stator I16 is arranged in the pump body 1 and clings to the inner surface of the pump body 1, the stator I-pump cover positioning hole 16-1 is connected with the pump cover I positioning hole 10-4 through a pump cover I positioning pin 8, the stator I liquid suction port unloading groove 16-6 is arranged on a stator I oil suction surface SORV, and is communicated with a liquid outlet 16-10 of a liquid suction flow passage of the stator I, a liquid outlet unloading groove 16-7 of the stator I is arranged on a pressure oil surface TPQU of the stator I16 and is communicated with a liquid suction port 16-11 of the liquid suction flow passage of the stator I, a bearing 15 is arranged in a bearing mounting hole 16-4, and the stator I-transmission shaft mounting hole 16-5 is connected with a transmission shaft 12 through the bearing I15. The stator II liquid suction port 16-8 is communicated with the pump body-stator II liquid suction port 1-16, and the stator II liquid discharge port 16-9 is communicated with the pump body-stator II liquid discharge port 1-18.
The rectangular column pieces 4 are provided with a plurality of pieces and are respectively arranged between the driving disc I5-2 and the driving disc II 5-3, the rectangular column pieces 4 are mutually attached, and the XZYW at the top end of the elliptic surface AA 'BB' of the rectangular column piece 4 and the X 'Z' Y 'W' at the top end of the elliptic surface CC 'DD' are respectively clung to the curved surface of the stator I16 and the curved surface of the stator II 3, so that interference and leakage are avoided, and the column pieces can move radially; the arc surface WW 'XX' of the rectangular column piece 4 is tightly attached to the outer surface of the transmission shaft 12, and the arc surface YY 'ZZ' of the rectangular column piece 4 is tightly attached to the inner surface of the pump body 1.
The stator I16 and the stator II 3 are formed by four curved surfaces in total. The stator I16 is provided with two sections of spiral transition surfaces and two sections of arc surfaces, the two sections of spiral transition surfaces of the stator I16 are respectively an oil absorption surface SORV and an oil pressing surface TPQU, the two sections of arc surfaces of the stator I16 respectively form an oil sealing surface RQUV and an oil sealing surface STPO, the two sections of spiral transition surfaces of the stator II 3 respectively form an oil absorption surface JFGK and an oil pressing surface IEHL, and the two sections of arc surfaces of the stator I16 respectively form an oil sealing surface IJFE and an oil sealing surface HGKL; a sealing cavity M, N is formed between the stator I16 and the stator II 3 and the curved surfaces of the two cylindrical sheets, and the sealing cavity M, N is filled with liquid and has the functions of sealing and lubricating.
The working process of the invention is as follows: the transmission shaft 13 is connected with a motor output shaft through an elastic diaphragm coupler, the motor output shaft drives the transmission shaft 13 of the rectangular column piece pump to rotate, and the transmission shaft 13 drives the driving disc 5 to rotate to drive the two rectangular column pieces 4 to rotate on the surfaces of the stator I16 and the stator II 3.
The working process is divided into four parts:
(1) the liquid suction process of the stator I16;
(2) a liquid drainage process of the stator I16;
(3) a stator II 3 imbibition process;
(4) A stator II 3 liquid drainage process;
stator i 16 imbibition process: when two closely attached pieces in the rectangular column sheet 4, the driving disc 5 and the stator I16 oil sealing surface RQUV form a closed space, when the driving shaft 12 drives the column sheet 4 to rotate, the column sheet 4 rotates towards the oil sealing surface STPO through the stator I16 oil suction surface SORV, when the closed space gradually increases, the pressure in the closed space decreases, at the moment, liquid enters the pump body liquid suction flow channel a1-1 in the pump body 1 through the liquid inlet flow channel of the external hydraulic system connected with the pump body liquid suction port threaded hole 1-9, the liquid enters the stator I liquid suction port 16-8 of the stator I16 through the pump body-stator I liquid suction port 1-15 through the pump body-stator I liquid suction flow channel a1-1, the liquid passes through the stator I liquid suction flow channel 16-8, and enters the stator I liquid suction port unloading groove 16-6 through the stator I liquid suction flow channel 16-10, at the moment, liquid enters a closed space formed by the rectangular column sheet, the driving disc and the stator I, and the liquid suction process of the stator I16 is finished;
The liquid drainage process of the stator I16 is as follows: when two closely attached pieces in a rectangular column piece 4, a driving disc 5 and a stator I16 oil sealing surface STPO form a closed space, when a transmission shaft 12 drives the column piece 4 to rotate, and the column piece 4 rotates towards the oil sealing surface RQUV through a stator I16 oil pressing surface TPQU, the pressure in the closed space is gradually reduced, the volume in the closed space is increased, the volume in the closed space is reduced, liquid in the closed space enters a stator I liquid discharging flow passage 16-3 from a stator I liquid discharging flow passage 16-3 unloading groove 16-7, the liquid enters a stator I liquid discharging flow passage 16-9 from the stator I liquid discharging flow passage 16-3, the stator I liquid discharging flow passage 16-9 is connected with a pump body I liquid discharging port 1-17, the liquid enters a pump body 1 through the stator I liquid discharging port 16-9, the liquid enters a pump body liquid discharging flow passage a1-3 through the pump body I liquid discharging port 1-17, and the liquid flows into a liquid discharging flow passage of an external hydraulic system connected with a pump body, thereby discharging the pump body, and the stator I finishes the liquid discharging process;
stator II 3 imbibition process: when two closely attached pieces in the rectangular column piece 4 form a closed space with the driving disc 5 and the oil sealing surface IJFE of the stator II 2, when the transmission shaft 12 drives the column piece 4 to rotate, the column piece 4 rotates towards the oil sealing surface HGKL through the oil suction surface JFGK of the stator II 2, the pressure in the closed space is reduced to form partial vacuum, at the moment, liquid enters the pump body liquid suction flow passage b1-2 in the pump body 1 through the liquid inlet flow passage of the external hydraulic system connected with the pump body liquid suction port threaded hole 1-9, the liquid enters the stator II liquid suction port 3-7 of the stator II 3 through the pump body-stator II liquid suction port 1-16 through the pump body liquid suction flow passage b1-2, the liquid passes through the stator II liquid suction flow passage 3-7 and enters the stator II liquid suction port unloading groove 3-4 through the stator II liquid suction flow passage 3-10, at the moment, the liquid enters a closed space formed by the rectangular column sheet, the driving disc and the stator II, and the stator II 16 finishes a liquid suction process;
And (3) a liquid drainage process of the stator: when two closely attached pieces in a rectangular column piece 4, a driving disc 5 and a stator II 2 oil sealing surface HGKL form a closed space, when a transmission shaft 12 drives the column piece 4 to rotate, and the column piece 4 rotates to an oil sealing surface IJFE through a stator II 2 oil pressing surface IEHL, the pressure in the closed space is increased, the volume in the closed space is reduced, liquid in the closed space enters a stator II liquid discharging flow channel 3-3 from a stator II liquid discharging port unloading groove 3-5, the liquid enters a stator II liquid discharging flow channel 3-3 from the stator II liquid discharging flow channel 3-3 to a stator II liquid discharging port 3-8, the stator II liquid discharging port 3-8 is connected with a pump body-stator II liquid discharging port 1-18, the liquid enters a pump body 1 through the stator II liquid discharging port 3-8 and enters a pump body internal pump body liquid discharging flow channel b1-4 through the pump body-stator II liquid discharging ports 1-18, and the liquid flows into a liquid discharging flow channel of an external hydraulic system connected, thereby discharging the pump body, and the stator II finishes the liquid discharging process;
the high-pressure non-distribution small rectangular column piece pump is suitable for high-pressure working environment, and has the advantages of compact structure, small overall dimension, safety, reliability, convenient use, stable operation, uniform flow, long service life and simple manufacturing process.
the invention has the beneficial effects that:
(1) flow distribution is not needed, the service life is long, the structure is compact, the appearance size is small, and more working conditions are suitable;
(2) the stator is provided with an unloading groove, so that pressure pulsation can be relieved, and noise can be effectively reduced;
(3) Each group of rectangular column pieces is formed by tightly connecting and combining two rectangular column pieces, so that the device has the advantages of stable operation, uniform flow, long service life, safety, reliability and convenience in use;
Drawings
FIG. 1 is a sectional view showing an embodiment of the present invention;
FIG. 2 is a right side view of the pump body;
FIG. 3 is a left side view of the pump body;
3 FIG. 3 4 3 is 3 a 3 cross 3- 3 sectional 3 view 3 of 3 the 3 A 3- 3 A 3 configuration 3 of 3 the 3 pump 3 body 3; 3
FIG. 5 is a cross-sectional view of the structure of the pump body 1B-B;
FIG. 6 is a front view of stator II;
3 FIG. 3 7 3 is 3 a 3 sectional 3 view 3 of 3 the 3 stator 3 in 3 the 3 direction 3 IIA 3- 3 A 3; 3
FIG. 8 is a sectional view of the stator IIB-B;
FIG. 9 is a stator II curved surface definition diagram;
FIG. 10 is a left side view of a rectangular patch;
FIG. 11 is a right side view of a rectangular patch;
FIG. 12 is a side view of a rectangular patch;
FIG. 13 is a front view of a rectangular post;
FIG. 14 is a front view of the drive plate;
FIG. 15 is a side view of the drive disc;
FIG. 16 is a front view of a pump cap;
FIG. 17 is a cross-sectional view of a pump cap;
FIG. 18 is a front view of the drive shaft;
3 FIG. 3 19 3 is 3 a 3 sectional 3 view 3 of 3 the 3 structure 3 of 3 the 3 drive 3 shaft 3 in 3 the 3 direction 3 A 3- 3 A 3; 3
FIG. 20 is a sectional view of the drive shaft in the B-B direction;
FIG. 21 is a cross-sectional view of the bushing;
FIG. 22 is a front view of a stator I;
3 FIG. 3 23 3 is 3 a 3 sectional 3 view 3 of 3 the 3 stator 3 IA 3- 3 A 3 in 3 the 3 direction 3 of 3 the 3 stator 3; 3
FIG. 24 is a sectional view of the stator IB-B in the direction of the stator;
FIG. 25 is a stator I curved surface definition diagram;
FIG. 26 is a detailed view of the contact between the rectangular pole piece and the upper stator II.
fig. 27 is a curved surface generated in MATLAB.
The reference numbers in the figures: 1 pump body, 1-1 pump body imbibition flow channel a, 1-2 pump body imbibition flow channel b, 1-3 pump body imbibition flow channel a, 1-4 pump body imbibition flow channel b, 1-5 pump body imbibition ports, 1-6 pump body fluid discharge ports, 1-7 pump body-stator II alignment holes, 1-8 pump body-pump cover threaded holes, 1-9 pump body imbibition port threaded holes, 1-10 pump body fluid discharge port threaded holes, 1-11 pump body imbibition port through holes, 1-12 pump body fluid discharge port through holes, 1-13 pump body imbibition port through hole threaded holes, 1-14 pump body fluid discharge port through hole threaded holes, 1-15 pump body-stator I imbibition ports, 1-16 pump body-stator II imbibition ports, 1-17 pump body-stator I fluid discharge ports, 1-18 pump body-stator II fluid discharge ports, 2-bearing II, 3-stator II, 3-1 stator II positioning hole, 3-2 stator II liquid suction flow channel, 3-3 stator II liquid discharge flow channel, 3-4 stator II liquid suction port unloading groove, 3-5 stator II liquid discharge port unloading groove, 3-6 bearing mounting hole, 3-7 stator II liquid suction port, 3-8 stator II liquid discharge port, 3-9 stator II drive shaft mounting hole, 3-10 stator II liquid suction flow channel liquid outlet, 3-11 stator II liquid discharge flow channel liquid suction port, 4 rectangular column piece, 5 drive disk, 5-drive disk 1-drive shaft positioning hole, 5-2 drive disk I, 5-3 drive disk II, 6 drive disk-drive shaft fixing pin, 7 screw, 8 pump cover-stator I positioning pin, 9O type sealing ring, 10 pump cover, 10-1O-shaped sealing ring mounting groove, 10-2 oil seal mounting hole, 10-3 screw mounting hole, 10-4 pump cover-stator I positioning hole, 10-5 pump cover-transmission shaft mounting hole, 11 flat key, 12 transmission shaft, 12-1 key groove, 12-2 transmission shaft-driving disc positioning hole, 12-3 transmission shaft equalizing groove, 13 oil seal, 14 shaft sleeve, 15 bearing I, 16 stator I, 16-1 stator I-pump cover positioning hole, 16-2 stator I liquid suction flow channel, 16-3 stator I liquid discharge flow channel, 16-4 bearing mounting hole, 16-5 stator I-transmission shaft mounting hole, 16-6 stator II liquid suction port unloading groove, 16-7 stator I liquid discharge port unloading groove, 16-8 stator I liquid suction port, 16-9 stator I liquid discharge port, liquid outlet of liquid suction channel of stator I16-10, liquid suction port of liquid discharge channel of stator I16-11, and positioning pin of pump body-stator II
Detailed Description
The invention is further described with reference to the following figures and specific examples.
a non-distributing plane column pump mainly comprises: the pump body 1, stator II 3, rectangle column piece 4, driving-disc 5, pump cover 10, transmission shaft 12 and stator I16.
The driving device is characterized in that a stator II 3, a driving disc 5 and a stator I16 are mounted on the transmission shaft 12, the stator II 3 is connected with the transmission shaft 12 through a bearing II 2, and the stator I16 is connected with the transmission shaft 12 through a bearing I15; the driving disk 5 is connected with the transmission shaft 12 through the transmission shaft-driving disk fixing pin 6, one surface of the driving disk 5 is tangent to the oil sealing surface STPO of the stator I16, and the other surface of the driving disk 5 is tangent to the oil sealing surface HGKL of the stator II 3. The transmission shaft 12, the driving disc 5, the stator II 3, the bearing II 2, the stator I16 and the bearing I15 are all arranged inside the pump body 1, the rectangular column sheet 4 is arranged between the stator I16 and the stator II 3, a stator I liquid suction port 16-8 of the stator I16 is communicated with a pump body-stator I liquid suction port 1-15 of the pump body 1, a stator II liquid suction port 3-7 of the stator II 3 is communicated with a pump body-stator II liquid suction port 1-16 of the pump body 1, a stator I liquid discharge port 16-9 of the stator I16 is communicated with a pump body-stator I liquid discharge port 1-17 of the pump body 1, a stator II liquid discharge port 3-8 of the stator II 3 is communicated with a pump body-stator II liquid discharge port 1-18 on the pump body 1, the pump body-lower stator positioning hole 1-7 at the bottom of the pump body 1 is connected with the stator II-pump body positioning hole 3-1 at the bottom of the stator II 3 through a pump body-stator II positioning pin 17. The shaft sleeve 14 is installed inside the pump cover 10, the front end 14-1 of the shaft sleeve 14 is tightly attached to a bearing I15 inside a stator I16, the rear end 14-2 of the shaft sleeve 14 is tightly attached to an oil seal 13 inside the pump cover 10, a pump cover-stator I positioning hole 10-4 is formed in the pump cover 10, and the pump cover-stator I positioning hole 10-4 is connected with a stator I-pump cover positioning hole 16-1 of the stator I16 through a pump cover-stator I positioning pin 8. The pump cover 10 is connected with the pump body 1 through a screw 7, and an O-shaped sealing ring 9 and an oil seal 13 are arranged inside the pump cover 10.
The transmission shaft 12 is provided with a key groove 12-1, a transmission shaft-driving disc positioning hole 12-2 and a transmission shaft equalizing groove 12-3, the key groove 12-1 is arranged at the front section part of the transmission shaft, the elastic diaphragm coupling is connected with a motor output shaft, the motor output shaft drives a transmission shaft 13 of the column sheet pump to rotate, the transmission shaft 13 drives a driving disc 5 to rotate, two rectangular column sheets 4 are driven to rotate on the surfaces of a stator I16 and a stator II 3, a transmission shaft-driving disc positioning hole 12-2 is symmetrically arranged at two sides of the transmission shaft 12, and is connected with a positioning hole 5-1 of the driving disk-transmission shaft on the driving disk 5 through a fixing pin 6 of the driving disk-transmission shaft, in order to ensure the stability of the driving disk 5 in work, the transmission shaft 12 is provided with transmission shaft equalizing grooves 12-3, and the transmission shaft equalizing grooves 12-3 are uniformly arranged on two sides of the transmission shaft-driving disc positioning hole 12-2.
The pump cover 10 is provided with an O-shaped sealing ring mounting groove 10-1, an oil seal mounting hole 10-2, a screw mounting hole 10-3, a pump cover-stator I positioning hole 10-4 and a pump cover-transmission shaft mounting hole 10-5, an O-shaped sealing ring 9 is mounted in the O-shaped sealing ring mounting groove 10-1, an oil seal 13 is mounted in the oil seal mounting hole 10-2, the pump cover 10 is connected with a threaded hole 1-8 of the pump body 1 through a screw 7, the pump cover 10 is provided with a pump cover-stator I positioning hole 10-4, the pump cover-stator I positioning hole 10-4 is connected with a stator I positioning hole 16-1 through a pump cover-stator I positioning pin 8, and a transmission shaft 10 is mounted in the pump cover-transmission shaft mounting hole.
the pump body 1 is provided with a pump body liquid suction flow passage a1-1, a pump body liquid suction flow passage b1-2, a pump body liquid discharge flow passage a1-3, a pump body liquid discharge flow passage b1-4, a pump body liquid suction port 1-5, a pump body liquid discharge port 1-6, a pump body-stator II positioning hole 1-7, a pump body-pump cover threaded hole 1-8 and a pump body liquid suction port threaded hole 1-9, 1-10 parts of pump body liquid discharge port threaded hole, 1-11 parts of pump body liquid suction port through hole, 1-12 parts of pump body liquid discharge port through hole, 1-13 parts of pump body liquid suction port through hole threaded hole, 1-14 parts of pump body liquid discharge port through hole, 1-15 parts of pump body-stator I liquid suction port, 1-16 parts of pump body-stator II liquid suction port, 1-17 parts of pump body-stator I liquid discharge port and 1-18 parts of pump body-stator II liquid discharge port; when the liquid suction flow channel is processed, the pump body liquid suction port through hole 1-11 is processed, and the tail part of the pump body liquid suction port through hole 1-11 is provided with a pump body liquid suction port through hole threaded hole 1-13 for installing a screw to seal the pump body liquid suction port through hole 1-11; when the liquid discharge flow channel is processed, the tail part of the pump body liquid discharge port through hole 1-12 is processed, and the tail part of the pump body liquid discharge port through hole 1-12 is provided with a pump body liquid discharge port through hole threaded hole 1-14 for installing a screw to seal the pump body liquid discharge port through hole 1-12; the tail of the pump body liquid suction flow channel a1-1 is provided with a pump body-stator I liquid suction port 1-15, the pump body-stator I liquid suction port 1-15 is communicated with a stator I liquid suction flow channel 16-8 of a stator I16, the tail of the pump body liquid suction flow channel b1-2 is provided with a pump body-stator II liquid suction port 1-16, the pump body-stator II liquid suction port 1-16 is communicated with a stator I liquid suction flow channel 3-7 of a stator II 3, the tail of the pump body liquid discharge flow channel a1-3 is provided with a pump body-stator I liquid discharge port 1-17, the pump body-stator I liquid discharge port 1-17 is communicated with a stator I liquid discharge flow channel 16-9 of the stator I16, the tail of the pump body liquid discharge flow channel b1-4 is provided with a pump body-stator II liquid discharge port 1-18, and the pump body-stator II liquid discharge port 1; the pump body is provided with pump body-stator II positioning holes 1-7, and the pump body-stator II positioning holes 1-7 are connected with the stator II-pump body positioning holes 3-1 through pump body-stator II positioning pins 17; the pump body 1 is provided with pump body-pump cover threaded holes 1-8, and the pump body-pump cover threaded holes 1-8 are connected with screw mounting holes 10-3 on the pump cover 10 through screws 7; the pump body liquid suction port threaded holes 1-9 are connected with a liquid suction port of an external hydraulic system to provide liquid for the rectangular column plate pump; and the pump body liquid outlet threaded holes 1-10 are connected with a liquid outlet of an external hydraulic system to discharge liquid in the planar cylindrical pump out of the pump body.
the driving disc 5 has two positions, namely a driving disc I5-2 and a driving disc II 5-3, wherein two driving disc-transmission shaft positioning holes 5-1 are arranged, and the driving disc-transmission shaft positioning holes 5-1 are connected with a transmission shaft-driving disc 12-2 on a transmission shaft 12 through driving disc-transmission shaft fixing pins 6.
The stator II 3 is provided with a stator II-pump body positioning hole 3-1, a stator II liquid inlet flow channel 3-2, a stator II liquid outlet flow channel 3-3, a stator II liquid inlet unloading groove 3-4, a stator II liquid outlet unloading groove 3-5, a bearing mounting hole 3-6, a stator II liquid suction port 3-7, a stator liquid discharge port 3-8, a stator I-transmission shaft mounting hole 3-9, a stator II liquid suction flow channel liquid outlet 3-10 and a stator II liquid suction flow channel liquid suction port 3-11, the stator II 3 is arranged in the pump body 1, the stator II-pump body positioning hole 3-1 is connected with the pump body-stator II positioning hole 1-7 through a pump body-stator II positioning pin 17, the stator II liquid inlet unloading groove 3-4 is arranged on a stator II 3 pressure oil surface IEHL and is communicated with the stator II liquid inlet flow channel liquid outlet 3-10, the liquid discharging unloading groove 3-5 of the stator II is arranged on the liquid sucking surface JFGK of the stator II 3, liquid sucking ports 3-11 of a liquid discharging flow passage of the stator II are communicated, a bearing II 2 is arranged in a bearing mounting hole 3-6, a mounting hole 3-9 of a transmission shaft of the stator I is connected with a transmission shaft 12, a liquid sucking port 9-7 of the stator I is communicated with a liquid sucking port 1-15 of the pump body and the stator I, and a liquid discharging port 3-8 of the stator I is communicated with a liquid discharging port 1-17 of the pump body and the stator I.
the shaft sleeve 14 is arranged in the pump body 1, the front end 14-1 of the shaft sleeve 14 is tightly attached to the outer ring of a bearing 15 arranged in a bearing mounting hole 16-4 of a stator I16 in the stator I16 and used for supporting the bearing 15, and the rear end 14-2 of the shaft sleeve 14 is connected with the oil seal 13 and used for supporting the oil seal 13.
The stator I16 is provided with a stator I-pump cover positioning hole 16-1, a stator I liquid suction flow channel 16-2, a stator I liquid discharge flow channel 16-3, a bearing mounting hole 16-4, a stator I-transmission shaft mounting hole 16-5, a stator II liquid suction port unloading groove 16-6, a stator I liquid discharge port unloading groove 16-7, a stator I liquid suction port 16-8, a stator I liquid discharge port 16-9, a stator I liquid suction flow channel liquid outlet 16-10 and a stator I liquid discharge flow channel liquid suction port 16-11, the stator I16 is arranged in the pump body 1 and clings to the inner surface of the pump body 1, the stator I-pump cover positioning hole 16-1 is connected with the pump cover I positioning hole 10-4 through a pump cover I positioning pin 8, the stator I liquid suction port unloading groove 16-6 is arranged on a stator I oil suction surface SORV, and is communicated with a liquid outlet 16-10 of a liquid suction flow passage of the stator I, a liquid outlet unloading groove 16-7 of the stator I is arranged on a pressure oil surface TPQU of the stator I16 and is communicated with a liquid suction port 16-11 of the liquid suction flow passage of the stator I, a bearing 15 is arranged in a bearing mounting hole 16-4, and the stator I-transmission shaft mounting hole 16-5 is connected with a transmission shaft 12 through the bearing I15. The stator II liquid suction port 16-8 is communicated with the pump body-stator II liquid suction port 1-16, and the stator II liquid discharge port 16-9 is communicated with the pump body-stator II liquid discharge port 1-18.
the rectangular column pieces 4 are provided with a plurality of pieces and are respectively arranged between the driving disc I5-2 and the driving disc II 5-3, the rectangular column pieces 4 are mutually attached, and the XZYW at the top end of the elliptic surface AA 'BB' of the rectangular column piece 4 and the X 'Z' Y 'W' at the top end of the elliptic surface CC 'DD' are respectively clung to the curved surface of the stator I16 and the curved surface of the stator II 3, so that interference and leakage are avoided, and the column pieces can move radially; the arc surface WW 'XX' of the rectangular column piece 4 is tightly attached to the outer surface of the transmission shaft 12, and the arc surface YY 'ZZ' of the rectangular column piece 4 is tightly attached to the inner surface of the pump body 1.
The stator I16 and the stator II 3 are formed by four curved surfaces in total. The stator I16 is provided with two sections of spiral transition surfaces and two sections of arc surfaces, the two sections of spiral transition surfaces of the stator I16 are respectively an oil absorption surface SORV and an oil pressing surface TPQU, the two sections of arc surfaces of the stator I16 respectively form an oil sealing surface RQUV and an oil sealing surface STPO, the two sections of spiral transition surfaces of the stator II 3 respectively form an oil absorption surface JFGK and an oil pressing surface IEHL, and the two sections of arc surfaces of the stator I16 respectively form an oil sealing surface IJFE and an oil sealing surface HGKL; a sealing cavity M, N is formed between the stator I16 and the stator II 3 and the curved surfaces of the two cylindrical sheets, and the sealing cavity M, N is filled with liquid and has the functions of sealing and lubricating.
while the present invention has been described in detail with reference to the embodiments shown in the drawings, the present invention is not limited to the embodiments, and various changes and modifications can be made within the knowledge of those skilled in the art without departing from the spirit of the present invention.
Claims (10)
1. the utility model provides a no distribution plane column piece pump which characterized in that: the pump comprises a pump body (1), a stator II (3), a rectangular column piece (4), a driving disc (5), a pump cover (10), a transmission shaft (12) and a stator I (16);
A stator II (3), a driving disc (5) and a stator I (16) are mounted on the transmission shaft (12), the stator II (3) is connected with the transmission shaft (12) through a bearing II (2), and the stator I (16) is connected with the transmission shaft (12) through a bearing I (15); the driving disc (5) is connected with the transmission shaft (12) through a transmission shaft-driving disc fixing pin (6), one surface of the driving disc (5) is tangent to an oil sealing surface STPO of the stator I (16), and the other surface of the driving disc (5) is tangent to an oil sealing surface HGKL of the stator II (3); the transmission shaft (12), the driving disc (5), the stator II (3), the bearing II (2), the stator I (16) and the bearing I (15) are all arranged inside the pump body (1), a rectangular column sheet (4) is arranged between the stator I (16) and the stator II (3), a stator I liquid suction port (16-8) of the stator I (16) is communicated with a pump body-stator I liquid suction port (1-15) of the pump body (1), a stator II liquid suction port (3-7) of the stator II (3) is communicated with a pump body-stator II liquid suction port (1-16) of the pump body (1), a stator I liquid discharge port (16-9) of the stator I (16) is communicated with a pump body-stator I liquid discharge port (1-17) of the pump body (1), a stator II liquid discharge port (3-8) of the stator II (3) is communicated with a pump body-stator II liquid discharge port (1-18) on the pump body (1), a pump body-lower stator positioning hole (1-7) at the bottom of the pump body (1) is connected with a stator II-pump body positioning hole (3-1) at the bottom of the stator II (3) through a pump body-stator II positioning pin (17); the pump cover is characterized in that a shaft sleeve (14) is installed inside a pump cover (10), the front end (14-1) of the shaft sleeve (14) is tightly attached to a bearing I (15) inside a stator I (16), the rear end (14-2) of the shaft sleeve (14) is tightly attached to an oil seal (13) inside the pump cover (10), a pump cover-stator I positioning hole (10-4) is formed in the pump cover (10), and the pump cover-stator I positioning hole (10-4) is connected with a stator I-pump cover positioning hole (16-1) of the stator I (16) through a pump cover-stator I positioning pin (8); the pump cover (10) is connected with the pump body (1) through a screw (7), and an O-shaped sealing ring (9) and an oil seal (13) are installed inside the pump cover (10).
2. A distributorless planar vane pump as claimed in claim 1, wherein: the transmission shaft (12) is provided with a key groove (12-1), a transmission shaft-driving disc positioning hole (12-2) and a transmission shaft pressure equalizing groove (12-3), the key groove (12-1) is arranged at the front section part of the transmission shaft (12) and is connected with a motor output shaft through an elastic diaphragm coupling, the motor output shaft drives a transmission shaft (13) of a column sheet pump to rotate, the transmission shaft (13) drives a driving disc (5) to rotate and drives two rectangular column sheets (4) to rotate on the surfaces of a stator I (16) and a stator II (3), the transmission shaft-driving disc positioning holes (12-2) are symmetrically arranged at two sides of the transmission shaft (12) and are connected with the driving disc-driving shaft positioning hole (5-1) on the driving disc (5) through a driving disc-transmission shaft fixing pin (6) so as to ensure the stability of the, the transmission shaft (12) is provided with transmission shaft pressure equalizing grooves (12-3), and the transmission shaft pressure equalizing grooves (12-3) are uniformly arranged on two sides of the transmission shaft-driving disc positioning hole (12-2).
3. A distributorless planar vane pump as claimed in claim 1, wherein: the pump cover (10) is provided with an O-shaped sealing ring mounting groove (10-1), an oil seal mounting hole (10-2), a screw mounting hole (10-3), a pump cover-stator I positioning hole (10-4) and a pump cover-transmission shaft mounting hole (10-5), an O-shaped sealing ring (9) is arranged in an O-shaped sealing ring mounting groove (10-1), an oil seal (13) is arranged in an oil seal mounting hole (10-2), a pump cover (10) is connected with a threaded hole (1-8) of a pump body (1) through a screw (7), the pump cover (10) is provided with a pump cover-stator positioning hole I (10-4), the pump cover-stator positioning hole I (10-4) is connected with a stator positioning hole I (16-1) through a pump cover-stator positioning pin I (8), and a transmission shaft (10) is arranged inside a pump cover-transmission shaft mounting hole (10-5).
4. A distributorless planar vane pump as claimed in claim 1, wherein: the pump body (1) is provided with a pump body liquid suction flow channel a (1-1), a pump body liquid suction flow channel b (1-2), a pump body liquid discharge flow channel a (1-3), a pump body liquid discharge flow channel b (1-4), a pump body liquid suction port (1-5), a pump body liquid discharge port (1-6), a pump body-stator II positioning hole (1-7), a pump body-pump cover threaded hole (1-8), a pump body liquid suction port threaded hole (1-9), a pump body liquid discharge port threaded hole (1-10), a pump body liquid suction port through hole (1-11), a pump body liquid discharge port through hole (1-12), a pump body liquid suction port through hole threaded hole (1-13), a pump body liquid discharge port through hole (1-14), a pump body-stator I liquid suction port (1-15), a pump body-stator II liquid suction port (1, A pump body-stator I liquid discharge port (1-17) and a pump body-stator II liquid discharge port (1-18); when the liquid suction flow channel is processed, a pump body liquid suction port through hole (1-11) is processed, and a pump body liquid suction port through hole threaded hole (1-13) is formed in the tail of the pump body liquid suction port through hole (1-11) and used for installing a screw to seal the pump body liquid suction port through hole (1-11); when the liquid discharge flow channel is processed, the tail part of the pump body liquid discharge port through hole (1-12) is processed, and a pump body liquid discharge port through hole threaded hole (1-14) is arranged at the tail part of the pump body liquid discharge port through hole (1-12) and used for installing a screw to seal the pump body liquid discharge port through hole (1-12); the tail part of the pump body liquid suction flow channel a (1-1) is provided with a pump body-stator I liquid suction port (1-15), the pump body-stator I liquid suction port (1-15) is communicated with a stator I liquid suction flow channel (16-8) of a stator I (16), the tail part of the pump body liquid suction flow channel b (1-2) is provided with a pump body-stator II liquid suction port (1-16), the pump body-stator II liquid suction port (1-16) is communicated with a stator I liquid suction flow channel (3-7) of a stator II (3), the tail part of the pump body liquid discharge flow channel a (1-3) is provided with a pump body-stator I liquid discharge port (1-17), the pump body-stator I liquid discharge port (1-17) is communicated with a stator I liquid discharge flow channel (16-9) of the stator I (16), and the tail part of the pump body liquid discharge flow channel b (1-4) is provided, a pump body-stator II liquid discharge port (1-18) is communicated with a stator I liquid discharge flow passage (3-8) in a stator II (3); the pump body is provided with a pump body-stator II positioning hole (1-7), and the pump body-stator II positioning hole (1-7) is connected with the stator II-pump body positioning hole (3-1) through a pump body-stator II positioning pin (17); the pump body (1) is provided with pump body-pump cover threaded holes (1-8), and the pump body-pump cover threaded holes (1-8) are connected with screw mounting holes (10-3) on the pump cover (10) through screws (7); the pump body liquid suction port threaded hole (1-9) is connected with a liquid suction port of an external hydraulic system to provide liquid for the rectangular column sheet pump; the pump body liquid outlet threaded hole (1-10) is connected with a liquid outlet of an external hydraulic system to discharge liquid in the planar cylindrical pump out of the pump body.
5. a distributorless planar vane pump as claimed in claim 1, wherein: the driving disc (5) has two parts, namely a driving disc I (5-2) and a driving disc II (5-3), wherein two driving disc-transmission shaft positioning holes (5-1) are arranged, and the driving disc-transmission shaft positioning holes (5-1) are connected with the transmission shaft-driving disc (12-2) on the transmission shaft (12) through driving disc-transmission shaft fixing pins (6).
6. a distributorless planar vane pump as claimed in claim 1, wherein: the stator II (3) is provided with a stator II-pump body positioning hole (3-1), a stator II liquid inlet flow channel (3-2), a stator II liquid outlet flow channel (3-3), a stator II liquid inlet unloading groove (3-4), a stator II liquid outlet unloading groove (3-5), a bearing mounting hole (3-6), a stator II liquid suction port (3-7), a stator liquid outlet port (3-8), a stator I-transmission shaft mounting hole (3-9), a stator II liquid inlet flow channel liquid outlet (3-10), a stator II liquid inlet unloading groove (3-4) and a stator II liquid inlet unloading groove (3-11), wherein the stator II liquid inlet flow channel liquid outlet flow channel (3-10) is arranged on the oil pressing surface of the stator II (3) and is communicated with the stator II liquid inlet flow channel liquid outlet flow channel (3-10), the stator II liquid outlet unloading groove (3-5) is arranged on the oil suction surface of the stator, the bearing mounting holes (3-6) are provided with bearings II (2), the stator I-transmission shaft mounting holes (3-9) are connected with the transmission shaft (12), the stator I liquid suction ports (9-7) are communicated with the pump body-stator I liquid suction ports (1-15), and the stator I liquid discharge ports (3-8) are communicated with the pump body-stator I liquid discharge ports (1-17).
7. A distributorless planar vane pump as claimed in claim 1, wherein: the pump is characterized in that the shaft sleeve (14) is installed inside the pump body (1), the front end (14-1) of the shaft sleeve (14) is tightly attached to the outer ring of a bearing (15) installed inside a bearing installation hole (16-4) of a stator I in the stator I (16) and used for supporting the bearing (15), and the rear end (14-2) of the shaft sleeve (14) is connected with the oil seal (13) and used for supporting the oil seal (13).
8. a distributorless planar vane pump as claimed in claim 1, wherein: the stator I (16) is provided with a stator I-pump cover positioning hole (16-1), a stator I liquid suction flow channel (16-2), a stator I liquid discharging flow channel (16-3), a bearing mounting hole (16-4), a stator I-transmission shaft mounting hole (16-5), a stator II liquid suction port unloading groove (16-6), a stator I liquid discharge port unloading groove (16-7), a stator I liquid suction port (16-8), a stator I liquid suction port (16-9), a stator I liquid suction flow channel liquid outlet (16-10) and a stator I liquid discharge flow channel liquid suction port (16-11), wherein the stator I (16) is arranged in the pump body (1) and is tightly attached to the inner surface of the pump body (1), the stator I-pump cover positioning hole (16-1) is connected with the pump cover I pump cover positioning hole (10-4) through a pump cover-stator I positioning pin (8), a liquid suction port unloading groove (16-6) of the stator I is arranged on the oil suction surface of the stator I (16) and is communicated with a liquid outlet (16-10) of a liquid suction flow channel of the stator I, a liquid outlet unloading groove (16-7) of the stator I is arranged on the oil pressing surface of the stator I (16) and is communicated with a liquid suction port (16-11) of the liquid discharge flow channel of the stator I, a bearing (15) is arranged in a bearing mounting hole (16-4), and a stator I-transmission shaft mounting hole (16-5) is connected with a transmission shaft (12) through the bearing I (15); the stator II liquid suction port (16-8) is communicated with the pump body-stator II liquid suction port (1-16), and the stator II liquid discharge port (16-9) is communicated with the pump body-stator II liquid discharge port (1-18).
9. A distributorless planar vane pump as claimed in claim 1, wherein: the rectangular column pieces (4) are provided with a plurality of pieces which are respectively arranged between the driving disc I (5-2) and the driving disc II (5-3), and the rectangular column pieces (4) are mutually attached.
10. A distributorless planar vane pump as claimed in claim 1, wherein: the stator I (16) and the stator II (3) are formed by four curved surfaces in total; two sections of spiral transition surfaces and two sections of arc surfaces are respectively arranged; a sealing cavity M, N is formed between the stator I (16) and the stator II (3) and the curved surfaces of the two cylindrical sheets, and the sealing cavity M, N is filled with liquid and has the functions of sealing and lubricating.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910879144.1A CN110566454B (en) | 2019-09-18 | 2019-09-18 | Non-flow distribution plane column pump |
| PCT/CN2019/110924 WO2021051461A1 (en) | 2019-09-18 | 2019-10-14 | Flat column pump without flow distribution |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910879144.1A CN110566454B (en) | 2019-09-18 | 2019-09-18 | Non-flow distribution plane column pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110566454A true CN110566454A (en) | 2019-12-13 |
| CN110566454B CN110566454B (en) | 2021-06-04 |
Family
ID=68780966
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910879144.1A Active CN110566454B (en) | 2019-09-18 | 2019-09-18 | Non-flow distribution plane column pump |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN110566454B (en) |
| WO (1) | WO2021051461A1 (en) |
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| US7140853B2 (en) * | 2004-09-07 | 2006-11-28 | Osama M Al Hawaj | Axial vane rotary device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101255868B (en) * | 2007-12-10 | 2010-11-24 | 兰州理工大学 | Embedded vane pump of motor |
| CN201448235U (en) * | 2009-06-16 | 2010-05-05 | 崔勇达 | High-performance hydraulic vane pump |
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2019
- 2019-09-18 CN CN201910879144.1A patent/CN110566454B/en active Active
- 2019-10-14 WO PCT/CN2019/110924 patent/WO2021051461A1/en active Application Filing
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| US2154457A (en) * | 1937-04-06 | 1939-04-18 | Rudolph A Riek | Rotary machine |
| US3838954A (en) * | 1972-03-14 | 1974-10-01 | N Rapone | Rotary pump with oscillating vanes |
| US3819309A (en) * | 1972-10-11 | 1974-06-25 | Gen Motors Corp | Means for altering the effective displacement of an axial vane compressor |
| US3937605A (en) * | 1974-02-25 | 1976-02-10 | Karpisek Ladislav Stephan | Rotary piston machine |
| AU7860975A (en) * | 1974-03-04 | 1976-08-26 | All Systems Engineering Pty Lt | Displacement engine |
| US4047859A (en) * | 1976-08-16 | 1977-09-13 | Chandler Evans Inc | Axial vane pump with non-rotating vanes |
| US4437823A (en) * | 1979-03-13 | 1984-03-20 | Upravlenie Sanitarno-Tekhnicheskikh Rabot | Rotary machine with an axially moving partition |
| DE19708641A1 (en) * | 1997-02-20 | 1998-09-03 | Guenter Dipl Ing Rucho | Rotary piston machine for use as pump, compressor or motor |
| CZ20013198A3 (en) * | 2001-09-04 | 2002-04-17 | Jiří Ing. Manda | Double-acting vane machine with valveless timing system |
| US7140853B2 (en) * | 2004-09-07 | 2006-11-28 | Osama M Al Hawaj | Axial vane rotary device |
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| Publication number | Publication date |
|---|---|
| WO2021051461A1 (en) | 2021-03-25 |
| CN110566454B (en) | 2021-06-04 |
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