CN207935077U - A kind of High-performance gear pump - Google Patents
A kind of High-performance gear pump Download PDFInfo
- Publication number
- CN207935077U CN207935077U CN201820121808.9U CN201820121808U CN207935077U CN 207935077 U CN207935077 U CN 207935077U CN 201820121808 U CN201820121808 U CN 201820121808U CN 207935077 U CN207935077 U CN 207935077U
- Authority
- CN
- China
- Prior art keywords
- gear
- gear pump
- oil
- pump case
- driven
- 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.)
- Expired - Fee Related
Links
Abstract
The utility model discloses a kind of High-performance gear pumps, including gear pump case, there is oil-in chamber inside gear pump case, driving gear and driven gear are installed in the oil-in chamber of gear pump case, driving gear is mounted on by flat key on active rotating shaft, driven gear is mounted on by flat key on driven spindle, active rotating shaft is driven by the rotary electric machine on the outside of gear pump case, the side of gear pump case is provided with oil-absorbing pipeline, the other side of gear pump case is provided with flowline, oil-absorbing pipeline and flowline with communicated inside oil-in chamber；It is provided with stain-proofing layer on the internal face of oil-in chamber, and micro-groove is uniformly machined on the internal face of stain-proofing layer.Stain-proofing layer can improve the antifouling property of entire gear pump, and by being machined with micro-groove, micro-groove can store the impurity in fluid, prevent impurity from generating pollution to fluid, by being provided with cover board in gear pump case, and it is machined with compensating groove on the cover board, prevents pocketed oil phenomenon from generating.
Description
Technical field
The utility model is related to pump class technical field more particularly to a kind of High-performance gear pump.
Background technology
Gear pump is with one of extremely extensive important device in commercial Application, especially in hydraulic drive and control
Occupy prodigious proportion in technology, it has, and simple in structure, small, light-weight, self-priming performance is good, anti-pollution, using it is reliable,
It lasts a long time, manufacture the features such as easy, easy to maintenance, cheap.But gear pump also still has several drawbacks simultaneously, such as pocketed oil
The shortcomings of phenomenon is more larger than more serious, flow and pressure fluctuation, radial load is uneven, leakage is big, noise is high and is also easy to produce air pocket,
These characteristics and disadvantage all directly affect the quality of gear pump.
Utility model content
The utility model provides a kind of High-performance gear pump to overcome deficiency in the prior art.
The utility model is achieved through the following technical solutions：
A kind of High-performance gear pump, including gear pump case, the gear pump case inside has oil-in chamber, in the tooth
It takes turns and driving gear and driven gear is installed in the oil-in chamber of pump case, the driving gear is mounted on active rotating shaft by flat key
On, the driven gear is mounted on by flat key on driven spindle, and the active rotating shaft is by being located on the outside of the gear pump case
Rotary electric machine driven, the side of the gear pump case is provided with oil-absorbing pipeline, in the another of the gear pump case
Side is provided with flowline, and the oil-absorbing pipeline and flowline are communicated with inside the oil-in chamber；In the oil-in chamber
Internal face on be provided with stain-proofing layer, and be uniformly machined with micro-groove on the internal face of the stain-proofing layer.
As the optimal technical scheme of the utility model, the driving gear of the gear pump case when rotated, driving tooth
Wheel and driven gear intermeshing transmission, drive driven gear to be rotated, liquid is entered along oil-absorbing pipeline in oil-in chamber, edge
Gear pump case is squeezed into flowline by driving gear and driven gear and is discharged.
As the optimal technical scheme of the utility model, cover board is provided in the gear pump case, and in the lid
Compensating groove is machined on plate.
As the optimal technical scheme of the utility model, the driving gear is identical with driven gear modulus.
Compared with prior art, the utility model has the beneficial effects that：When the utility model is used, being existed using setting
Rotary electric machine on the outside of gear pump case is rotated, and under the action of rotary electric machine, active rotating shaft is driven to be rotated, to
Driving gear is driven to be rotated, driving gear and driven gear intermeshing transmission drive driven gear to be rotated, liquid
It is entered in oil-in chamber along oil-absorbing pipeline, is squeezed into flowline and arranges by driving gear and driven gear along gear pump case
Go out, by being provided with stain-proofing layer on the internal face of oil-in chamber, and micro-groove is uniformly machined on the internal face of stain-proofing layer, prevents
Pollution layer can improve the antifouling property of entire gear pump, and by being machined with micro-groove, micro-groove can store the impurity in fluid,
It prevents impurity from generating pollution to fluid, by being provided with cover board in gear pump case, and off-load is machined on the cover board
Slot prevents pocketed oil phenomenon from generating.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model.
Specific implementation mode
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
Referring to Fig. 1, Fig. 1 is the structural schematic diagram of the utility model.
A kind of High-performance gear pump, including gear pump case 1,1 inside of the gear pump case have oil-in chamber
2, driving gear 3 and driven gear 4 are installed in the oil-in chamber 2 of the gear pump case 1, the driving gear 3 passes through flat
Key is mounted on active rotating shaft 5, and the driven gear 4 is mounted on by flat key on driven spindle 6, and the active rotating shaft 5 is by position
Rotary electric machine in 1 outside of the gear pump case is driven, and the side of the gear pump case 1 is provided with oil-absorbing pipeline
7, the other side of the gear pump case 1 is provided with flowline 8, the oil-absorbing pipeline 7 and flowline 8 with the oil
It is communicated inside chamber 2；Stain-proofing layer 9 is provided on the internal face of the oil-in chamber 2, and on the internal face of the stain-proofing layer 9
Uniformly it is machined with micro-groove.
When rotated, driving gear 3 and the intermeshing of driven gear 4 are driven the driving gear 3 of the gear pump case 1,
The driving gear 3 is identical with 4 modulus of driven gear, drives driven gear 4 to be rotated under the action of driving gear 3, liquid
Body is entered along oil-absorbing pipeline 7 in oil-in chamber 2, is squeezed by driving gear 3 and driven gear 4 along gear pump case 1 fuel-displaced
It is discharged in pipeline 8.
It is provided with cover board in the gear pump case 1, and compensating groove is machined on the cover board.
When the utility model is used, being rotated using the rotary electric machine being arranged in 1 outside of gear pump case, rotating
Under the action of motor, active rotating shaft 5 is driven to be rotated, to drive driving gear 3 to be rotated, driving gear 3 and driven
The intermeshing transmission of gear 4, drives driven gear 4 to be rotated, liquid is entered along oil-absorbing pipeline 7 in oil-in chamber 2, along gear
Pump case 1 is squeezed into flowline 8 by driving gear 3 and driven gear 4 and is discharged, by the internal face of oil-in chamber 2
It is provided with stain-proofing layer 9, and is uniformly machined with micro-groove on the internal face of stain-proofing layer 9, stain-proofing layer 9 can improve entire gear pump
Antifouling property, by being machined with micro-groove, micro-groove can store the impurity in fluid, prevent impurity from being generated to fluid dirty
Dye, by being provided with cover board in gear pump case 1, and is machined with compensating groove on the cover board, prevents pocketed oil phenomenon from generating.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
All any modification, equivalent and improvement etc., should be included in the utility model made by within the spirit and principle of utility model
Protection domain within.
Claims (4)
1. a kind of High-performance gear pump, it is characterised in that：Including gear pump case (1), have inside the gear pump case (1)
Oil-in chamber (2) is equipped with driving gear (3) and driven gear (4) in the oil-in chamber (2) of the gear pump case (1), described
Driving gear (3) is mounted on by flat key on active rotating shaft (5), and the driven gear (4) is mounted on driven spindle by flat key
(6) on, the active rotating shaft (5) is driven by being located at the rotary electric machine on the outside of the gear pump case (1), in the gear
The side of pump case (1) is provided with oil-absorbing pipeline (7), and the other side of the gear pump case (1) is provided with flowline
(8), the oil-absorbing pipeline (7) and flowline (8) are communicated with the oil-in chamber (2) inside；In the interior of the oil-in chamber (2)
It is provided with stain-proofing layer (9) on wall surface, and micro-groove is uniformly machined on the internal face of the stain-proofing layer (9).
2. a kind of High-performance gear pump according to claim 1, it is characterised in that：The active of the gear pump case (1)
When rotated, driving gear (3) and driven gear (4) intermeshing transmission drive driven gear (4) to be rotated to gear (3),
Liquid is entered along oil-absorbing pipeline (7) in oil-in chamber (2), along gear pump case (1) by driving gear (3) and driven gear (4)
It is squeezed into discharge in flowline (8).
3. a kind of High-performance gear pump according to claim 2, it is characterised in that：It is set in the gear pump case (1)
It is equipped with cover board, and compensating groove is machined on the cover board.
4. a kind of High-performance gear pump according to claim 1, it is characterised in that：The driving gear (3) and driven tooth
It is identical to take turns (4) modulus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820121808.9U CN207935077U (en) | 2018-01-24 | 2018-01-24 | A kind of High-performance gear pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820121808.9U CN207935077U (en) | 2018-01-24 | 2018-01-24 | A kind of High-performance gear pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207935077U true CN207935077U (en) | 2018-10-02 |
Family
ID=63649716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820121808.9U Expired - Fee Related CN207935077U (en) | 2018-01-24 | 2018-01-24 | A kind of High-performance gear pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207935077U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109322773A (en) * | 2018-12-07 | 2019-02-12 | 思达耐精密机电（常熟）有限公司 | A kind of high voltage common rail pump novel gear type oil transportation pump transmission mechanism |
-
2018
- 2018-01-24 CN CN201820121808.9U patent/CN207935077U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109322773A (en) * | 2018-12-07 | 2019-02-12 | 思达耐精密机电（常熟）有限公司 | A kind of high voltage common rail pump novel gear type oil transportation pump transmission mechanism |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207420852U (en) | A kind of no pocketed oil formula gear pump | |
| CN207935077U (en) | A kind of High-performance gear pump | |
| CN109000141A (en) | A kind of rotor-type oil pump can be reduced abrasion | |
| CN206346906U (en) | A kind of new external tooth type gear pump | |
| CN206111547U (en) | Marine gear type for sleeping in takes turns oil pump | |
| CN108662424A (en) | A kind of rotor-type oil pump that can improve cavitation erosion | |
| CN201228633Y (en) | Elastic surface cam rotor pump | |
| CN208901053U (en) | A kind of rotor-type oil pump can be reduced abrasion | |
| CN208718912U (en) | A kind of outer rotor can be reduced abrasion | |
| CN208719808U (en) | A kind of rotor-type oil pump that can improve cavitation erosion | |
| CN205135990U (en) | Novel external gear pump | |
| CN210239983U (en) | Gear pump | |
| CN205277800U (en) | Take gear pump of relief valve | |
| CN209705688U (en) | A kind of rotor-type oil pump directly driven by engine crankshaft | |
| CN201106568Y (en) | High rotary speed centrifugal type self-sucking pump | |
| CN203308703U (en) | Synchronous three-parallel inside engaged gear pump | |
| CN203384041U (en) | Inner meshing cycloid rotor pump | |
| CN106555752A (en) | A L-type external gear rotary pump suitable for ultra-low viscosity medium | |
| CN207080797U (en) | A kind of two-way inertia oil pump of locomotive lubricating system | |
| CN206723121U (en) | A kind of new type sealing device of colloid pump | |
| CN215633732U (en) | Quiet pump that sea water medium is suitable for | |
| CN219366767U (en) | Oil pump of gearbox | |
| CN206299494U (en) | Brushless gear diesel pump | |
| CN108953139A (en) | A kind of outer rotor can be reduced abrasion | |
| CN203348071U (en) | Engine cooling water cycloid pump |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181002 Termination date: 20220124 |