CN206246347U - A kind of aluminium alloy high pressure gear pump - Google Patents
A kind of aluminium alloy high pressure gear pump Download PDFInfo
- Publication number
- CN206246347U CN206246347U CN201621227035.XU CN201621227035U CN206246347U CN 206246347 U CN206246347 U CN 206246347U CN 201621227035 U CN201621227035 U CN 201621227035U CN 206246347 U CN206246347 U CN 206246347U
- Authority
- CN
- China
- Prior art keywords
- driving gear
- pump housing
- gear shaft
- gear
- shaft
- 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
Landscapes
- Rotary Pumps (AREA)
Abstract
The utility model provides a kind of aluminium alloy high pressure gear pump, belong to high-pressure gear pump field, including the pump housing, bonnet, protecgulum driving gear shaft and passive tooth wheel shaft, wherein, the driving gear shaft is arranged on the pump housing, and the leading portion of the pump housing is provided with protecgulum, it is screwed installation, the rear end of the pump housing is provided with bonnet, is screwed installation, and the driving gear shaft is covered after being connected to by axle sleeve；The driving gear shaft is set to power gear, and stretches out the outside of protecgulum, and axle envelope is provided with driving gear shaft；The centre position of the movable gear shaft is provided with driving gear.
Description
Technical field
The utility model is related to high-pressure gear pump, more particularly to a kind of aluminium alloy high pressure gear pump.
Background technology
At present, the existing high pressure gear oil pump of in the market, the structure of its gear pump is all to use two-piece type or three-chip type,
The structure is mainly included in and two alignment pins and mode connects for screw into is used between the front/rear cover of facing cut oil groove and the pump housing
Body；The radial seal of the structure uses " tooth top sweeps boring ", and its axial seal is floated using " pressure floating side plate ", axle sleeve, hydraulic pressure
The modes such as compensation, allow its axial gap to control in preferable scope；But, the knot of above-mentioned existing high pressure gear oil pump
The mode that structure carries out radial seal using " tooth top sweeps boring " can not meet the requirement of product.
Currently, as market improves constantly to the discharge capacity and pressure requirements of gear pump, each parts intensity, side plate in itself
Sealing structure and the parts that are caused due to discharge capacity and pressure increase deform just into influence gear pump life-span and efficiency
A key factor, while lower gear pump noise, mitigate weight also into a key factor of customer selecting.
Utility model content
The deficiency for existing regarding to the issue above, the utility model provides a kind of aluminium alloy high pressure gear pump.
The utility model solves the above problems by the following technical programs：
A kind of aluminium alloy high pressure gear pump, including the pump housing, bonnet, protecgulum driving gear shaft and passive tooth wheel shaft, wherein, institute
State driving gear shaft to be arranged on the pump housing, the leading portion of the pump housing is provided with protecgulum, be screwed installation, the pump housing
Rear end is provided with bonnet, is screwed installation, and the driving gear shaft is covered after being connected to by axle sleeve；The driving tooth
Wheel shaft is set to power gear, and stretches out the outside of protecgulum, and axle envelope is provided with driving gear shaft；The centre of the movable gear shaft
Position is provided with driving gear；The passive tooth wheel shaft is also disposed on the pump housing, and is be arranged in parallel with driving gear shaft；The quilt
Movable gear shaft centre position is provided with driven gear；The passive tooth wheel shaft is by driven gear and the driving gear of movable gear shaft
Intermeshing；The pump housing is provided with oil groove and side plate；The side plate is arranged on the both sides of driving gear shaft and passive tooth wheel shaft.
In such scheme, the rear and front end of preferably side plate is provided with back-up ring, and sealing ring is provided with side plate.
In such scheme, preferably oil groove is arranged on the leading portion of the pump housing, and opening is arranged on protecgulum.
In such scheme, preferably bonnet is additionally provided with two bolts, and bolt one end is fixedly connected with bonnet, the other end
It is provided with screw thread.
In such scheme, preferably driving gear and driven gear are 16 gears.
In such scheme, preferably the pump housing, bonnet, protecgulum driving gear shaft and passive tooth wheel shaft are aluminum alloy materials
It is made.
Advantage of the present utility model is with effect：
1st, the utility model is made up of aluminum alloy materials, so that the quality of high-pressure gear pump is gentlier convenient for people to
Using mobile and use；
2nd, the utility model has and shakes that small, volumetric efficiency is high, noise is small；And its gear top and pump housing inwall, all the time
Good contact is kept, performance can be well sealed, make the stability of flow of pump, extend the use longevity of pump；
3rd, the utility model has simple structure, easy to use, conveniently moving, the advantages of cheap.
Brief description of the drawings
Fig. 1 is the utility model structural representation.
Label in figure：1 pump housing, 2 bonnets, 3 protecgulums, 4 driving gear shafts, 5 passive tooth wheel shafts, 6, oil groove, 7 axle envelopes, 8 spiral shells
Silk, 9 side plates, 10 bolts.
Specific embodiment
The utility model is described in further detail with reference to embodiments.
A kind of aluminium alloy high pressure gear pump, as shown in figure 1, including the pump housing 1, bonnet 2, the driving gear shaft 4 of protecgulum 3 and passive
Gear shaft 5.The pump housing 1, bonnet 2, the driving gear shaft 4 of protecgulum 3 and passive tooth wheel shaft 5 are aluminum alloy materials and are made, and cause height
The more light movement convenient for people to use of the quality of knob wheel pump and use.
The driving gear shaft 4 is arranged on the pump housing 1, and the leading portion of the pump housing 1 is provided with protecgulum 3, is fixed by screw 8
Install, the rear end of the pump housing 1 is provided with bonnet 2, is fixedly mounted by screw 8, the driving gear shaft 4 is connected by axle sleeve
On bonnet 2；The driving gear shaft 4 is set to power gear, and stretches out the outside of protecgulum 3, is provided with driving gear shaft 4
Axle envelope 7.The centre position of the movable gear shaft 4 is provided with driving gear；The passive tooth wheel shaft 5 is also disposed on the pump housing 1, and
It is be arranged in parallel with driving gear shaft 4；The centre position of passive tooth wheel shaft 5 is provided with driven gear.The passive tooth wheel shaft 5 leads to
Driven gear is crossed to be intermeshed with the driving gear of movable gear shaft 4；The pump housing 1 is provided with oil groove 6 and side plate 9；The side plate 9
It is arranged on the both sides of driving gear shaft 4 and passive tooth wheel shaft 5.
The oil groove 6 is arranged on the leading portion of the pump housing 1, and opening is arranged on protecgulum 3.The bonnet 2 is additionally provided with two spiral shells
Bolt, bolt one end is fixedly connected with bonnet 2, and the other end is provided with screw thread.The oil groove 6 is arranged on the leading portion of the pump housing 1, and opening sets
Put on protecgulum 3.
The driving gear and driven gear are 16 gears, such that it is able to reduce noise well, while reducing
Pressure and flow pulsation so that more stablize during rotation.
Below the preferred embodiment that the utility model is created is illustrated, but the utility model is not limited to
Embodiment, those of ordinary skill in the art can also make a variety of etc. on the premise of without prejudice to the utility model creative spirit
Same modification or replacement, these equivalent modifications or replacement are all contained in scope of the present application.
Claims (6)
1. a kind of aluminium alloy high pressure gear pump, including the pump housing (1), bonnet (2), protecgulum (3) driving gear shaft (4) and driven gear
Axle (5), it is characterised in that：The driving gear shaft (4) is arranged on the pump housing (1), and the leading portion of the pump housing (1) is provided with protecgulum
(3), fixedly mounted by screw (8), the rear end of the pump housing (1) is provided with bonnet (2), fixedly mounted by screw (8), institute
Driving gear shaft (4) is stated to be connected on bonnet (2) by axle sleeve；The driving gear shaft (4) is set to power gear, and stretches out
The outside of protecgulum (3), is provided with axle envelope (7) on driving gear shaft (4)；The centre position of the movable gear shaft (4) is provided with master
Moving gear；The passive tooth wheel shaft (5) is also disposed on the pump housing (1), and is be arranged in parallel with driving gear shaft (4)；It is described passive
Gear shaft (5) centre position is provided with driven gear；The passive tooth wheel shaft (5) is by driven gear and movable gear shaft (4)
Driving gear is intermeshed；The pump housing (1) is provided with oil groove (6) and side plate (9)；The side plate (9) is arranged on driving gear
The both sides of axle (4) and passive tooth wheel shaft (5).
2. a kind of aluminium alloy high pressure gear pump according to claim 1, it is characterised in that front and rear the two of the side plate (9)
End is provided with back-up ring, and side plate is provided with sealing ring on (9).
3. a kind of aluminium alloy high pressure gear pump according to claim 1, it is characterised in that：The oil groove (6) is arranged on pump
The leading portion of body (1), opening is arranged on protecgulum (3).
4. a kind of aluminium alloy high pressure gear pump according to claim 1, it is characterised in that：The bonnet (2) is additionally provided with
Two bolts, bolt one end is fixedly connected with bonnet (2), and the other end is provided with screw thread.
5. a kind of aluminium alloy high pressure gear pump according to claim 1, it is characterised in that：The driving gear and passive tooth
Wheel is 16 gears.
6. a kind of aluminium alloy high pressure gear pump according to claim 1, it is characterised in that：The pump housing (1), bonnet (2),
Protecgulum (3) driving gear shaft (4) and passive tooth wheel shaft (5) are aluminum alloy materials and are made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621227035.XU CN206246347U (en) | 2016-11-15 | 2016-11-15 | A kind of aluminium alloy high pressure gear pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621227035.XU CN206246347U (en) | 2016-11-15 | 2016-11-15 | A kind of aluminium alloy high pressure gear pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206246347U true CN206246347U (en) | 2017-06-13 |
Family
ID=59000329
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621227035.XU Expired - Fee Related CN206246347U (en) | 2016-11-15 | 2016-11-15 | A kind of aluminium alloy high pressure gear pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206246347U (en) |
-
2016
- 2016-11-15 CN CN201621227035.XU patent/CN206246347U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105952707B (en) | A kind of integrated servo-hydraulic oscillating cylinder with multi-sealed effect | |
| CN204805096U (en) | Special vacuum pump of atmospheric pressure engine | |
| CN2784635Y (en) | Low pulse paper pulp pump | |
| CN206246347U (en) | A kind of aluminium alloy high pressure gear pump | |
| CN203560203U (en) | Novel hydraulic corner lower pressing cylinder | |
| CN206111547U (en) | Marine gear type for sleeping in takes turns oil pump | |
| CN213711286U (en) | Sealing structure for diaphragm pump | |
| CN201246270Y (en) | Hydraulic motor | |
| CN101265898A (en) | Planet cyclic gear train type polygonal rotor pump | |
| CN202789387U (en) | Compressor pump head | |
| CN101871452A (en) | Single-screw compressor for increasing displacement and improving volumetric efficiency | |
| CN201502526U (en) | Multi-stage combined pump | |
| CN206830144U (en) | Double plunger latent oil Diaphragm pump system | |
| CN202867199U (en) | External-meshing gear pump | |
| CN202152718U (en) | Double-acting plunger pump with low rotational speed and large discharge capacity | |
| CN201206544Y (en) | Polygon rotor pump of planet epicyclic train | |
| CN205779781U (en) | A kind of centrifugal compressor | |
| CN201574911U (en) | Diaphragm driving mechanism of diaphragm hydraulic pump | |
| CN203570587U (en) | Disc ring crush multifunctional broad spectrum medium pump | |
| CN204729294U (en) | A kind of screw pump | |
| CN208564959U (en) | A kind of double cam impeller pump preventing rotor displacement | |
| CN202250818U (en) | Gear pump with dual side plates | |
| CN2811605Y (en) | High pressure leakage preventing oil pump | |
| CN202531385U (en) | Frequency-conversion oil-less air compressor | |
| CN202348662U (en) | Dual-cavity vane pump compensated by leaf spring and cylindrical spring jointly |
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: 20170613 Termination date: 20181115 |