CN219452386U - High-suction high-flow gear pump - Google Patents
High-suction high-flow gear pump Download PDFInfo
- Publication number
- CN219452386U CN219452386U CN202222934745.8U CN202222934745U CN219452386U CN 219452386 U CN219452386 U CN 219452386U CN 202222934745 U CN202222934745 U CN 202222934745U CN 219452386 U CN219452386 U CN 219452386U
- Authority
- CN
- China
- Prior art keywords
- gear
- gear pump
- motor
- pump
- sleeve
- 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.)
- Active
Links
Landscapes
- Rotary Pumps (AREA)
Abstract
The utility model discloses a large-suction large-flow gear pump which comprises a gear pump shell and a transmission part, wherein a motor is arranged in the gear pump shell, and the transmission part is in transmission connection with an output shaft end of the motor; the gear pump comprises a gear pump shell, a gear pump and a driving part, wherein the driving part comprises a driving gear and a driven driving gear, the driving gear is meshed with the driven driving gear, the driving gear and the driven driving gear are both provided with helical gears, the gear pump shell comprises a sleeve and a mounting frame integrally formed on one side of the sleeve, the mounting frame comprises a positioning block, and a hanging rod is arranged at the top of one side of the positioning block; the gear pump casing one side integrated into one piece that this application provided is provided with the mounting bracket, and the installation practicality of whole gear pump has been guaranteed in the setting of mounting bracket, and common tip or afterbody installation in than the market, its mountable scope is bigger, simultaneously, and the mounting bracket top is provided with the jib, guarantees gear pump mounting structure's stability.
Description
Technical Field
The utility model belongs to the technical field of gear pumps, and particularly relates to a high-suction high-flow gear pump.
Background
With the development of technology, the pump body also has a multifunctional and multipurpose development trend, and the pump is a machine for conveying fluid or pressurizing the fluid. It transmits mechanical energy or other external energy of prime mover to liquid to increase its energy, and the pump is mainly used for conveying water, oil, emulsion, suspension emulsion and liquid metal, and also can convey liquid and gas mixture and liquid containing suspended solid matter.
The gear pump is a rotary pump which conveys liquid or pressurizes the liquid by means of the change and movement of working volume formed between a pump cylinder and an engaged gear, two closed spaces are formed by two gears, a pump body and a front cover and a rear cover, when the gears rotate, the volume of a space at the disengaging side of the gears is changed from small to large to form vacuum, the liquid is sucked, the volume of the space at the engaging side of the gears is changed from large to small, the liquid is extruded into a pipeline, a suction cavity and a discharge cavity are separated by the engaging lines of the two gears, and the pressure of the discharge outlet of the gear pump is completely dependent on the resistance at the pump outlet.
At present, the gear pump and the gear oil pump have the defects that the suction force is insufficient, drainage is needed during starting, and if the pump body power is simply increased, the consumption of electric energy is increased.
Disclosure of Invention
The utility model aims to provide a gear pump with large suction and large flow, which forms a completely sealed gear box, avoids fluid leakage, ensures that the flow of the gear pump meets the actual use requirement, and simultaneously ensures that the suction is enough without drainage so as to solve the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the gear pump comprises a gear pump shell and a transmission part, wherein a motor is arranged in the gear pump shell, and the transmission part is in transmission connection with the output shaft end of the motor;
the transmission part comprises a driving transmission gear and a driven transmission gear, the driving transmission gear is meshed with the driven transmission gear, and the driving transmission gear and the driven transmission gear are both arranged to be helical gears.
The gear pump shell comprises a sleeve and an installation frame integrally formed on one side of the sleeve, wherein the installation frame comprises a positioning block, and a suspender is arranged at the top of one side of the positioning block.
The locating device comprises a locating block, a hanging rod, a sleeve and a lug plate, wherein one side of the locating block is provided with a locating hole, the top end of the hanging rod is provided with a mounting hole, and one side of the sleeve is provided with the lug plate with the locating hole.
The motor is characterized in that an end plate is fixedly arranged at the output end of the motor, and a side plate matched with the lug plate is arranged on one side of the end plate.
The motor is characterized in that a gear box is fixedly arranged on one side of the end plate, a rotating shaft is rotatably arranged on one side of the inside of the gear box, a driven transmission gear is fixedly arranged at one end of the rotating shaft, a through hole is formed in one side of the rotating shaft in the gear box, an output shaft of the motor penetrates through the through hole and extends into the gear box, and a driving transmission gear is fixedly arranged at the shaft end of the output shaft of the motor.
The gear box is provided with a groove on one side far away from the end plate, a pump shell sealing part is arranged in the groove, and a first fluid port and a second fluid port are respectively formed in the top and the bottom of the gear box.
In summary, the beneficial effects of the utility model are as follows due to the adoption of the technology:
according to the gear pump, the mounting frame is integrally formed on one side of the gear pump shell, the mounting practicability of the whole gear pump is guaranteed due to the arrangement of the mounting frame, the mountable range is larger than that of the end part or tail part which is common in the market, meanwhile, the hanging rod is arranged at the top of the mounting frame, and the stability of the gear pump mounting structure is guaranteed;
the helical gear pump with full tooth profile conjugation, constant speed ratio and continuous transmission can realize the helical gear pump with small tooth number, large displacement, less internal leakage, low noise and good running stability, and can meet the requirement of accurate flow control.
Drawings
FIG. 1 is a schematic diagram of an exploded construction of a high suction high flow gear pump of the present utility model;
FIG. 2 is a schematic perspective view of the front view of the present utility model;
fig. 3 is a schematic rear perspective view of the present utility model.
In the figure: 1. a gear pump housing; 101. a sleeve; 102. a mounting frame; 1021. a positioning block; 1022. a boom; 1023. positioning holes; 1024. a mounting hole; 1025. ear plates; 2. a transmission part; 201. a drive gear; 202. a driven transmission gear; 3. a motor; 4. an end plate; 5. a gear box; 6. a rotating shaft; 7. a groove; 8. a pump casing seal; 9. a first fluid port; 10. a second fluid port; 11. a case cover.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "orientation" or "positional relationship" are based on the orientation or positional relationship shown in the drawings, and are merely for convenience of description and to simplify the description, rather than to indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operate in a particular orientation, and therefore should not be construed as limiting the utility model.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art based on the specification.
The utility model provides a large-suction high-flow gear pump as shown in figures 1-3, which comprises a gear pump shell 1 and a transmission part 2, wherein a motor 3 is arranged in the gear pump shell 1, and the transmission part 2 is in transmission connection with the output shaft end of the motor 3;
the transmission part 2 comprises a driving transmission gear 201 and a driven transmission gear 202, the driving transmission gear 201 is meshed with the driven transmission gear 202, the driving transmission gear 201 and the driven transmission gear 202 are both provided with helical gears, the driving transmission gear 201 and the driven transmission gear 202 with helical structures are arranged in the transmission part, the driving transmission gear 201 and the driven transmission gear 202 meet full tooth profile conjugate conditions, involute of a tooth profile curve meets fixed speed ratio conditions, and full tooth profile conjugate conditions of the tooth profile curve meet sealing conditions of a helical gear pump.
The motor is characterized in that an end plate 4 is fixedly arranged at the output end of the motor 3, a gear box 5 is fixedly arranged on one side of the end plate 4, a rotating shaft 6 is rotatably arranged on one side of the inside of the gear box 5, a driven transmission gear 202 is fixedly arranged at one end of the rotating shaft 6, a through hole is formed in the gear box 5 and is positioned on one side of the rotating shaft 6, an output shaft of the motor 3 penetrates through the through hole and extends into the gear box 5, and a driving transmission gear 201 is fixedly arranged at the shaft end of the output shaft of the motor 3.
The gear pump shell 1 comprises a sleeve 101 and a mounting frame 102 integrally formed on one side of the sleeve 101, the sleeve 101 is sleeved outside the motor 3, positioning holes 1023 of the positioning blocks 1021, lug plates 1025 and hole sites in the end plates 4 are matched one by one, and the mounting frame 102 is used for mounting the whole gear pump. The mounting frame 102 comprises a positioning block 1021, a hanging rod 1022 at the top of one side of the positioning block 1021, a positioning hole 1023 is formed in one side of the positioning block 1021, a mounting hole 1024 is formed in the top end of the hanging rod 1022, an ear plate 1025 with the positioning hole 1023 is arranged on one side of the sleeve 101, a side plate matched with the ear plate 1025 is arranged on one side of the end plate 4, the positioning holes 1023, the mounting hole 1024 and the positioning hole 1023 of the ear plate 1025 are matched with the hole positions in the end plate 4, the mounting structure of the whole gear pump is wider in application range, the mounting structure is stable, and the influence on the gear pump is reduced as much as possible.
The gear box 5 is far away from the end plate 4 and is provided with a groove 7, a pump shell sealing part 8 is arranged in the groove 7, and one side of the gear box 5 is provided with a box cover 11, and because the medium supplied by the gear pump is fluid, the arrangement of the pump shell sealing part 8 can ensure that no leakage occurs in the fluid supply process.
The top and bottom of the gear box 5 are respectively provided with a first fluid port 9 and a second fluid port 10, the first fluid port 9 is a fluid outlet or a pressure port, the second fluid port 10 is a fluid inlet or a suction port, and the lubricant supply device guides fluid or lubricant from the second fluid port 10 or the pressure port to the first fluid port 9 or the suction port, i.e. from the pressure side of the gerotor to the suction side of the gerotor.
Note that: fixed ratio conditions il2=c (constant) and continuous transmission conditions epsilon=epsilon α+epsilon β > 1.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Claims (6)
1. The high-suction high-flow gear pump is characterized by comprising a gear pump shell (1) and a transmission part (2), wherein a motor (3) is arranged in the gear pump shell (1), and the transmission part (2) is in transmission connection with the output shaft end of the motor (3);
the transmission part (2) comprises a driving transmission gear (201) and a driven transmission gear (202), wherein the driving transmission gear (201) is meshed with the driven transmission gear (202), and the driving transmission gear (201) and the driven transmission gear (202) are both provided as helical gears.
2. A high suction high flow gear pump as set forth in claim 1 wherein: the gear pump shell (1) comprises a sleeve (101) and a mounting frame (102) integrally formed on one side of the sleeve (101), wherein the mounting frame (102) comprises a positioning block (1021), and a hanging rod (1022) is arranged at the top of one side of the positioning block (1021).
3. A high suction high flow gear pump as set forth in claim 2 wherein: positioning holes (1023) are formed in one side of the positioning block (1021), mounting holes (1024) are formed in the top end of the hanging rod (1022), and an ear plate (1025) with the positioning holes (1023) is arranged on one side of the sleeve (101).
4. A high suction high flow gear pump as set forth in claim 3 wherein: an end plate (4) is fixedly arranged at the output end of the motor (3), and a side plate matched with the lug plate (1025) is arranged on one side of the end plate (4).
5. The high suction high flow gear pump of claim 4, wherein: the motor is characterized in that a gear box (5) is fixedly arranged on one side of the end plate (4), a rotating shaft (6) is rotatably arranged on one side of the inside of the gear box (5), a driven transmission gear (202) is fixedly arranged at one end of the rotating shaft (6), a through hole is formed in one side of the rotating shaft (6) in the gear box (5), an output shaft of the motor (3) penetrates through the through hole and extends into the gear box (5), and a driving transmission gear (201) is fixedly arranged at the shaft end of the output shaft of the motor (3).
6. The high suction high flow gear pump of claim 5, wherein: a groove (7) is formed in one side, far away from the end plate (4), of the gear box (5), a pump shell sealing piece (8) is arranged in the groove (7), and a first fluid port (9) and a second fluid port (10) are respectively formed in the top and the bottom of the gear box (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222934745.8U CN219452386U (en) | 2022-11-04 | 2022-11-04 | High-suction high-flow gear pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222934745.8U CN219452386U (en) | 2022-11-04 | 2022-11-04 | High-suction high-flow gear pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219452386U true CN219452386U (en) | 2023-08-01 |
Family
ID=87415586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222934745.8U Active CN219452386U (en) | 2022-11-04 | 2022-11-04 | High-suction high-flow gear pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219452386U (en) |
-
2022
- 2022-11-04 CN CN202222934745.8U patent/CN219452386U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN219452386U (en) | High-suction high-flow gear pump | |
| CN109944792A (en) | A kind of double pressure double-direction gearpumps | |
| CN117052679A (en) | Impeller pump with multistage deceleration function and washing device formed by impeller pump | |
| CN213627990U (en) | Combined internal gear pump of pin vane pump | |
| CN213270315U (en) | Energy-saving water pump based on water pump inlet-outlet pressure difference | |
| CN201661461U (en) | Inner gearing oil pump for constant-direction oil supply | |
| CN211623705U (en) | Gear pump for mechanical industry manufacturing | |
| CN2771519Y (en) | Eccentric sliding-vane pump | |
| CN218151398U (en) | Spiral gear pump supported by dynamic pressure suspension | |
| CN210398346U (en) | Same-end-face oil inlet and outlet electronic oil pump | |
| CN112253451A (en) | Combined internal gear pump of pin vane pump | |
| CN220227214U (en) | Suction assisting structure and emulsion pump | |
| CN201225280Y (en) | Internal gear pump | |
| CN216618451U (en) | Driving structure of mechanical oil pump | |
| CN214092295U (en) | High-volume hydraulic internal gear pump with low output pulse | |
| CN219974791U (en) | Noise-reduction type internal-meshing double-screw pump | |
| RU2006108988A (en) | Borehole System and Submersible Hydraulic Machine for the Production of Fluids | |
| CN219366767U (en) | Oil pump of gearbox | |
| CN220435017U (en) | Gear pump body | |
| CN219299513U (en) | Gear pump with sealing and self-priming functions | |
| CN201318283Y (en) | Single-screw pump | |
| CN219605552U (en) | Gear pump with pressure balance structure | |
| CN220487882U (en) | Impeller pump with multistage deceleration function and washing device formed by impeller pump | |
| CN210565009U (en) | Water pump with adjustable flow | |
| CN214837094U (en) | Transmission mechanism for gear pump |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |