CN212360167U - Split type gear pump head that oiling machine was used - Google Patents
Split type gear pump head that oiling machine was used Download PDFInfo
- Publication number
- CN212360167U CN212360167U CN202020583373.7U CN202020583373U CN212360167U CN 212360167 U CN212360167 U CN 212360167U CN 202020583373 U CN202020583373 U CN 202020583373U CN 212360167 U CN212360167 U CN 212360167U
- Authority
- CN
- China
- Prior art keywords
- pump
- pump head
- main shaft
- head
- gear pump
- 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
Images
Landscapes
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The utility model discloses a split type gear pump head that oiling machine was used relates to gear pump technical field, and its technical scheme's main points are: the pump comprises a pump head arranged in a pump body and a belt pulley arranged on the pump head, wherein the pump head is provided with a pump sleeve, and the inner end of a pump main shaft is provided with large internal teeth; the pump head is including installing the pump main shaft inside the pump cover, installs the belt pulley in pump main shaft outer end on the big internal tooth of pump main shaft inner, installs the eccentric body on the inside step of pump cover, little shaft is installed to the up end of eccentric body, installs little external tooth on the little shaft, the below intercommunication of eccentric body has oil outlet pipe and advances oil pipe way, advance oil pipe and be located one side that goes out oil pipe says. The motor is utilized to drive the large internal tooth assembly in the pump sleeve and the small external tooth assembly arranged on the eccentric block to rotate, and the working principle of the internal gear pump in the form generates vacuum to suck fuel oil into the pump head from the oil inlet channel of the pump body to form high-pressure oil which is discharged to the oil outlet channel of the pump body.
Description
Technical Field
The utility model relates to a gear pump technical field, in particular to split type gear pump head that oiling machine was used.
Background
The pump sleeve part and the pump body of the existing gear pump cannot be separated, the installation, the maintenance and the like are extremely inconvenient, and the pump head part is worn or damaged and the whole pump needs to be replaced, so that the maintenance cost is high;
the novel split type gear pump head and the pump body adopt a split type combined design, the pump head can be independently assembled and disassembled, and the components of the pump head can be independently replaced when worn or damaged, so that the problems are well solved;
SUMMERY OF THE UTILITY MODEL
To the deficiency that prior art exists, the utility model aims to: the problems of inconvenient processing and assembly and disassembly and high maintenance cost of the conventional gear pump are solved.
The technical scheme includes that the split type gear pump head for the oiling machine comprises a pump head and a belt pulley, wherein the pump head is installed in a pump body, the belt pulley is arranged on the pump head, a pump sleeve is arranged in the pump body, and large internal teeth are installed at the inner end of a main shaft of the pump;
the pump head is including installing the pump main shaft inside the pump cover, installs the belt pulley in pump main shaft outer end on the big internal tooth of pump main shaft inner, installs the eccentric body on the inside step of pump cover, little shaft is installed to the up end of eccentric body, installs little external tooth on the little shaft, the below intercommunication of eccentric body has oil outlet pipe and advances oil pipe way, advance oil pipe and be located one side that goes out oil pipe says.
Further, the both sides wall of pump main shaft with just be located between the pump housing the skeleton oil blanket is installed to the top of big internal tooth, deep groove ball bearing is installed to the top of skeleton oil blanket.
Furthermore, the two side walls of the pump main shaft and the pump sleeve are positioned above the deep groove ball bearing, and a locking nut is arranged between the locking nut and the pump main shaft.
Furthermore, a graphite bushing is arranged on the end face of the eccentric body and inside the small external teeth.
Furthermore, a small wheel shaft is arranged on the end face of the eccentric body and on the inner side of the graphite bushing.
Furthermore, the outer wall of the pump spindle outside the belt pulley is connected with a nut in a threaded mode, and an elastic pad is arranged below the nut.
Furthermore, a cylindrical pin is arranged in the belt pulley and above the locking nut.
Further, the pump body is close to the gear pump head is installed to one side of belt pulley, the pump housing with the edge of eccentric body is provided with sealed the pad.
Furthermore, the extension of pump housing is provided with the outer hexagon bolt that is used for fixing the pump body, the below of outer hexagon bolt is provided with the flat pad.
To sum up the utility model discloses following technological effect has:
the split type gear pump head for the oiling machine utilizes the motor to drive the large internal gear component in the pump sleeve and the small external gear component installed on the eccentric block to rotate, and the working principle of the internal gear pump in the form generates vacuum to suck fuel oil into the pump head from the oil inlet channel of the pump body to form high-pressure oil to be discharged to the oil outlet channel of the pump body.
Drawings
FIG. 1 is an overall cross-sectional view of a split gear pump head for an oil filling machine according to an embodiment;
FIG. 2 is a top cross-sectional view of a pump housing of a split gear pump head for a refueling machine according to an embodiment;
FIG. 3 is a top bottom cross-sectional view of a pump housing of a split gear pump head for an oil filling machine according to an embodiment;
FIG. 4 is a partial cross-sectional view of an embodiment gear pump head and pump body assembly;
reference numerals: 1. a belt pulley; 2. an outer hexagon bolt; 3. flattening the cushion; 4. a pump housing; 5. a cylindrical pin; 6. a pump main shaft; 7. a nut; 8. a spring pad; 9. locking the nut; 10. a deep groove ball bearing; 11. framework oil seal; 12. large internal teeth; 13. an eccentric body; 14. a small outer tooth; 15. a graphite bushing; 16. a small wheel axle; 17. a limiting sleeve; 18. a pump body; 19. a gear pump head; 20. an oil outlet pipeline; 21. an oil inlet pipeline; 22. and a gasket.
Detailed Description
In the first embodiment, the first step is,
as shown in fig. 1-4, a split gear pump head for an oil filling machine comprises a pump head mounted in a pump body 18 and a belt pulley 1 on the pump head, wherein a pump sleeve 4 is arranged in the pump body 18, and a large internal tooth 12 is mounted at the inner end of a pump main shaft 6;
the pump head is including installing at the inside pump main shaft 6 of pump cover 4, installs belt pulley 1 in the 6 outer ends of pump main shaft, installs on the inner big internal tooth 12 of pump main shaft, installs eccentric body 13 on the 4 inside steps of pump cover, install little external tooth 14 on the little shaft of little wheel on the up end of eccentric body 13, the below intercommunication of eccentric body 13 has oil outlet pipe 20 and oil inlet pipe 21, oil inlet pipe 21 is located one side of oil outlet pipe 20.
In the above scheme, the split type gear pump head for the oiling machine utilizes the motor to drive the large internal gear assembly in the pump sleeve and the small external gear assembly installed on the eccentric block to rotate, and the working principle of the internal gear pump in the form generates vacuum to suck fuel oil into the pump head from the oil inlet channel of the pump body to form high-pressure oil to be discharged to the oil outlet channel of the pump body.
The both sides wall of pump main shaft 6 with between the pump housing 4 and be located skeleton oil blanket 11 is installed to the top of big internal tooth 12, deep groove ball bearing 10 is installed to skeleton oil blanket 11's top.
The two side walls of the pump main shaft 6 and the pump sleeve 4 are located, locking nuts 9 are installed above the deep groove ball bearings 10, limiting sleeves 17 are arranged between the locking nuts 9 and the pump main shaft 6, and the pump main shaft 6 can be fixed through the locking nuts 9.
A graphite bush 15 is attached to an end surface of the eccentric body 13 and inside the small external teeth 14.
A small wheel shaft 16 is arranged on the end face of the eccentric body 13 and positioned on the inner side of the graphite bushing 15.
The outer wall of the pump spindle 6 outside the belt pulley 1 is connected with a nut 7 in a threaded mode, an elastic pad 8 is arranged below the nut 7, and the nut 7 is used for fixing the pump spindle 6 and the belt pulley 1.
And a cylindrical pin 5 is arranged in the belt pulley 1 and above the locking nut 9, and is used for connecting the pump main shaft 6 with the belt pulley 1 through the cylindrical pin 5.
One side of the pump body 18 close to the belt pulley 1 is provided with a gear pump head 19, and the edges of the pump sleeve 4 and the eccentric body 13 are provided with sealing gaskets 22.
The extension of pump housing 4 is provided with the outer hex bolts 2 that are used for fixing pump body 18, the below of outer hex bolts 2 is provided with flat pad 3.
The working principle, this kind of split type gear pump head that oiling machine was used, utilize the big internal tooth 12 subassembly in the motor drive pump jacket 4 and the little external tooth 14 subassembly of installing on the eccentric block rotatory, the crescent gear pump working principle of form produces the vacuum and inhales the pump head with the fuel from pump body oil feed passageway and forms high-pressure oil and arrange to pump body oil outlet passageway.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (9)
1. The utility model provides a split type gear pump head that oiling machine was used, belt pulley (1) on the pump head and the pump head of installation in the pump body (18), its characterized in that: the pump head is provided with a pump sleeve (4), and the inner end of a pump main shaft (6) is provided with a large inner tooth (12);
the pump head is including installing pump main shaft (6) inside pump cover (4), installs belt pulley (1) on pump main shaft (6) outer end, installs on the inner big internal tooth (12) of pump main shaft, installs eccentric body (13) on the inside step of pump cover (4), little shaft is installed to the up end of eccentric body (13), installs little external tooth (14) on the little shaft, the below intercommunication of eccentric body (13) has oil outlet pipeline (20) and oil inlet pipeline (21), oil inlet pipeline (21) are located one side of oil outlet pipeline (20).
2. A split gear pump head for a refueling machine as recited in claim 1, wherein: the both sides wall of pump main shaft (6) with just be located between pump housing (4) skeleton oil blanket (11) are installed to the top of big internal tooth (12), deep groove ball bearing (10) are installed to the top of skeleton oil blanket (11).
3. A split gear pump head for a refueling machine as claimed in claim 2, wherein: the pump main shaft (6) with just be located between pump housing (4) lock nut (9) are installed to the top of deep groove ball bearing (10), deep groove ball bearing (10) with be provided with stop collar (17) on pump main shaft (6) between belt pulley (1).
4. A split gear pump head for a refueling machine as recited in claim 1, wherein: and a graphite bushing (15) is arranged on the end face of the eccentric body (13) and positioned inside the small external teeth (14).
5. The split type gear pump head for the oiling machine according to claim 4, wherein: and a small wheel shaft (16) is arranged on the end face of the eccentric body (13) and is positioned on the inner side of the graphite bushing (15).
6. A split gear pump head for a refueling machine as recited in claim 1, wherein: the outer wall of the pump main shaft (6) outside the belt pulley (1) is in threaded connection with a nut (7), and an elastic pad (8) is arranged below the nut (7).
7. A split gear pump head for a refueling machine as claimed in claim 3, wherein: and a cylindrical pin (5) is arranged in the belt pulley (1) and above the locking nut (9).
8. A split gear pump head for a refueling machine as recited in claim 1, wherein: the pump body (18) are close to one side of belt pulley (1) is installed gear pump head (19), pump housing (4) with the edge of eccentric body (13) is provided with sealed pad (22).
9. A split gear pump head for a refueling machine as recited in claim 1, wherein: the extension department of pump housing (4) is provided with and is used for fixing outer hex bolts (2) of pump body (18), the below of outer hex bolts (2) is provided with flat pad (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020583373.7U CN212360167U (en) | 2020-04-17 | 2020-04-17 | Split type gear pump head that oiling machine was used |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020583373.7U CN212360167U (en) | 2020-04-17 | 2020-04-17 | Split type gear pump head that oiling machine was used |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212360167U true CN212360167U (en) | 2021-01-15 |
Family
ID=74132906
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020583373.7U Active CN212360167U (en) | 2020-04-17 | 2020-04-17 | Split type gear pump head that oiling machine was used |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212360167U (en) |
-
2020
- 2020-04-17 CN CN202020583373.7U patent/CN212360167U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212360167U (en) | Split type gear pump head that oiling machine was used | |
| CN201031716Y (en) | Engine oil centrifugal filtration device of motorcycle engine | |
| CN106945463B (en) | Hub end structure of rear drive axle of minicar | |
| CN103486423B (en) | A kind of universal-joint spindle self-lubricating device | |
| CN205663609U (en) | Plunger pump | |
| CN2721920Y (en) | Self-suction pump | |
| CN203176359U (en) | Improved adjustable ship shafting front sealing device | |
| CN2721917Y (en) | Vertical pipeline pump | |
| CN107387401A (en) | A kind of high pressure Quimby pump | |
| CN210715302U (en) | Multistage centrifugal pump balance disc | |
| CN204738970U (en) | Vane pump with corrosion resistant wear resistance | |
| CN101021172A (en) | Engine oil secondary filtering device for engine | |
| CN201982945U (en) | Oil pump assembly | |
| CN110778493A (en) | Oil transfer pump device for synchronous connection of fuel oil and engine oil | |
| CN205445790U (en) | Engine hydraulic pump installation interface structure | |
| CN218991876U (en) | Sliding bearing with composite function for screw compressor | |
| US2818814A (en) | Power plant and connector for deep well pumps | |
| CN214698455U (en) | Thrust positioning structure of turbocharger shaft system | |
| CN211737960U (en) | Matching structure of gearbox and transmission case | |
| CN210949242U (en) | Novel bearing seat for pump | |
| CN213743729U (en) | Engine | |
| CN216381639U (en) | Oil seal sealing structure, engine and engineering machinery | |
| CN215927763U (en) | Novel oil pump of self-lubricating axle sleeve | |
| CN112459860B (en) | Three-jaw positioning installation type oil pump | |
| CN217519642U (en) | Hydraulic multi-line centralized lubricating pump |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |