CN216477635U - Gasoline pump convenient to control oil mass - Google Patents
Gasoline pump convenient to control oil mass Download PDFInfo
- Publication number
- CN216477635U CN216477635U CN202120622350.7U CN202120622350U CN216477635U CN 216477635 U CN216477635 U CN 216477635U CN 202120622350 U CN202120622350 U CN 202120622350U CN 216477635 U CN216477635 U CN 216477635U
- Authority
- CN
- China
- Prior art keywords
- oil
- cavity
- oil inlet
- pump
- oil outlet
- 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
- Reciprocating Pumps (AREA)
Abstract
The utility model provides a gasoline pump convenient for controlling oil quantity, which comprises a pump body and a partition plate, wherein a rear cavity is provided with an oil inlet cavity and an oil outlet cavity, the oil inlet cavity is communicated with an oil inlet pipe, the oil outlet cavity is communicated with an oil outlet pipe, the partition plate is provided with an oil inlet, the oil outlet cavity is provided with an oil outlet, an oil distribution plate is fixed in a front cavity, and a diaphragm fixed on the pump body is arranged between the oil distribution plate and the partition plate; the oil distribution plate is provided with an oil inlet temporary storage groove, the division plate is provided with an oil outlet temporary storage groove, the pump body is fixedly provided with a sucker assembly positioned on the front side of the oil distribution plate, and an oil mixing cavity is formed between the sucker assembly and the oil distribution plate; the oil separating plate is provided with an oil suction port and an oil discharge port, and the diaphragm is provided with a diaphragm capable of plugging the oil discharge port and an oil inlet.
Description
Technical Field
The utility model relates to a gasoline pump convenient for controlling the oil quantity.
Background
The prior gasoline pump adopts continuous negative pressure and positive pressure to realize the alternation of oil inlet and oil outlet through a single-layer membrane, which easily causes the backflow and oil leakage of an oil path and has poor sealing property.
SUMMERY OF THE UTILITY MODEL
The utility model improves the problems, namely the technical problem to be solved by the utility model is that the prior gasoline pump adopts continuous negative pressure and positive pressure to realize the alternation of oil inlet and oil outlet through a single-layer membrane, which easily causes the backflow and oil leakage of an oil path and has poor sealing property.
The specific implementation scheme of the utility model is as follows: a gasoline pump convenient for oil quantity control comprises a pump body and a partition plate which is fixed on the pump body and enables the front side and the rear side of the pump body to be separated into a front cavity and a rear cavity, the middle part of the rear cavity is separated into an oil inlet cavity and an oil outlet cavity which are mutually independent through a transverse partition, the oil inlet cavity is communicated with an oil inlet pipe extending to the outside of the valve body, the oil outlet cavity is communicated with an oil outlet pipe extending to the outside of the valve body, the partition plate is provided with an oil inlet communicated with the front cavity with the oil inlet cavity, the oil outlet cavity is provided with an oil outlet communicated with the front cavity, an oil distribution plate is fixed in the front cavity, and a diaphragm fixed on the pump body is arranged between the oil distribution plate and the partition plate;
an oil inlet temporary storage groove is formed in one side, corresponding to the oil inlet cavity, of the oil distribution plate, an oil outlet temporary storage groove is formed in one side, corresponding to the oil outlet cavity, of the partition plate, a sucker assembly located on the front side of the oil distribution plate is fixed to the pump body, and an oil mixing cavity is formed between the sucker assembly and the oil distribution plate;
the oil separating plate is provided with an oil suction port which is communicated with the oil mixing cavity and the oil inlet temporary storage groove, the oil separating plate is provided with an oil discharge port which is communicated with the oil mixing cavity and the oil outlet temporary storage groove, and the diaphragm is provided with a diaphragm which can plug the oil discharge port and the oil inlet.
Further, the pump body is located and is fixed with the pump cover on one side of the oil distribution plate, the sucking disc subassembly is including extending to the outside depression bar of pump cover, depression bar tip is fixed with the sucking disc that the sucking disc is located the pump cover inboard, through spring coupling between depression bar and the pump cover, realize providing continuous alternate negative pressure and malleation to the oil mixing chamber through the reciprocal effect of depression bar.
Further, the middle part of the oil outlet temporary storage groove and the middle part of the oil inlet temporary storage groove are provided with bosses, and the bosses gradually increase along the interval towards the inside and the outside of the membrane flap on one side of the membrane flap to form inclined planes.
Further, the oil outlet pipe is communicated with the oil outlet cavity through an oil outlet chute, and the oil inlet pipe is communicated with the oil inlet cavity through an oil inlet chute.
Furthermore, a bottom cover is fixed on one side of the pump body, which is located in the rear cavity, and a sealing gasket for sealing the oil inlet cavity and the oil outlet cavity is fixed in the bottom cover.
Furthermore, the oil separating plate and the diaphragm are fixed on the separating plate through bolts.
Further, the oil drain inlet has a pair.
Compared with the prior art, the utility model has the following beneficial effects: according to the utility model, the opening and closing of the diaphragm are satisfied by the alternate negative pressure and positive pressure provided by the sucker structure, so that the control on oil inlet and oil outlet is realized, and as the oil is discharged through secondary distribution through the oil mixing cavity, the sealing degree of the oil can be improved, and the backflow or leakage of the oil is avoided.
Drawings
FIG. 1 is an exploded view of the present invention.
Fig. 2 is a rear side structural view of the pump body according to the present invention.
FIG. 3 is a schematic view of the layout structure of the pump body, the diaphragm and the oil distribution plate.
FIG. 4 is a schematic view of the rear side structure of the oil distribution plate of the present invention.
FIG. 5 is a schematic diagram of the cross-sectional view of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1 to 5, a gasoline pump convenient for controlling oil amount includes a pump body and a partition plate 110 fixed to the pump body 10 to separate the front side and the rear side of the pump body into a front chamber and a rear chamber, the middle part of the rear chamber is separated by a transverse partition to form an oil inlet chamber 210 and an oil outlet chamber 220 which are independent of each other, the oil inlet chamber is communicated with an oil inlet pipe 101 extending to the outside of the valve body, the oil outlet chamber is communicated with an oil outlet pipe 102 extending to the outside of the valve body, the partition plate 110 is provided with an oil inlet 310 communicating with the front chamber with the oil inlet chamber, the oil outlet chamber is provided with an oil outlet 320 communicating with the front chamber, an oil distribution plate 40 is fixed in the front chamber, and a diaphragm 50 fixed to the pump body is arranged between the oil distribution plate and the partition plate;
in this embodiment, an oil inlet temporary storage groove 410 is formed in one side of the oil distribution plate 40 corresponding to the oil inlet cavity, an oil outlet temporary storage groove 420 is formed in one side of the partition plate corresponding to the oil outlet cavity, a suction cup assembly located on the front side of the oil distribution plate is fixed to the pump body, and an oil mixing cavity 60 is formed between the suction cup assembly and the oil distribution plate;
the oil outlet 320 is located in the temporary oil outlet groove 420 and communicates the temporary oil outlet groove 420 with the oil outlet chamber.
The oil distribution plate 40 is provided with an oil suction port 430 communicating the oil mixing cavity with the oil inlet temporary storage groove, the oil distribution plate is provided with an oil discharge port 440 communicating the oil mixing cavity with the oil outlet temporary storage groove, and the membrane is provided with an oil discharge membrane 510 and an oil inlet valve 520 capable of plugging the oil discharge port and the oil inlet.
In this embodiment, the pump body is located branch oiler one side and is fixed with pump cover 120, the sucking disc subassembly is including extending to the outside depression bar 710 of pump cover, depression bar end fixing has the sucking disc 720 that the sucking disc is located the pump cover inboard, be connected through spring 730 between depression bar and the pump cover, spring 730 is used for realizing reseing, realizes the extrusion and the shrink to sucking disc 720 through the reciprocal effect of depression bar to the realization provides continuous alternate negative pressure and malleation to the oil mixing chamber.
The middle part of the oil outlet temporary storage groove and the middle part of the oil inlet temporary storage groove are provided with bosses 80, the inner sides of the bosses 80 facing one side of the petals gradually increase along the interval to form inclined planes, and the opening and closing angles of the oil discharge petals 510 and the oil inlet valves 520 can be limited by the inclined planes of the bosses 80.
When the sucker is reset by pressing down, negative pressure is formed in the oil mixing cavity so as to force the oil inlet valve 520 to poke to open the oil inlet to one side of the oil mixing cavity, the oil discharge diaphragm 510 pokes to one side of the oil mixing cavity to seal the oil outlet, and oil enters the oil inlet cavity 210 through the oil inlet pipe, then enters the oil inlet temporary storage tank 410 from the oil inlet cavity 210 through the oil inlet 310, and then enters the oil mixing cavity 60 through the oil inlet 430 from the oil inlet temporary storage tank 410; when the sucker presses down, positive pressure is generated in the oil mixing cavity 60 to press the oil inlet valve 520 to move away from the oil mixing cavity and tightly attach to the oil inlet, so that the oil inlet is sealed, the oil discharge valve 510 moves towards one side of the temporary oil outlet storage groove 420 of the separation plate to open the oil discharge port, oil enters the temporary oil outlet storage groove from the oil mixing cavity 60 through the oil discharge port 440, then enters the oil outlet cavity 220 from the temporary oil outlet storage groove through the oil outlet 320, and enters the oil outlet pipe from the oil outlet cavity 220.
In this embodiment, a bottom cover 130 is fixed to one side of the rear cavity, a gasket 140 for sealing the oil inlet cavity and the oil outlet cavity is fixed in the bottom cover, and the rear portions of the oil inlet cavity 210 and the oil outlet cavity 220 are completely sealed by the gasket.
In this embodiment, in order to conveniently realize that the area of going into oil and going out oil of oil pipe and oil inlet pipe is not influenced, go out oil pipe and the chamber of producing oil through setting up in the chute 150 intercommunication that produces oil of division board rear side, advance oil pipe and the oil inlet chamber and pass through the oil feed chute 160 intercommunication of division board rear side.
If the utility model discloses or relates to parts or structures which are fixedly connected to each other, the fixedly connected parts can be understood as follows, unless otherwise stated: a detachable fixed connection (for example using bolts or screws) is also understood as: non-detachable fixed connections (e.g. riveting, welding), but of course, fixed connections to each other may also be replaced by one-piece structures (e.g. manufactured integrally using a casting process) (unless it is obviously impossible to use an integral forming process).
In addition, terms used in any technical solutions disclosed in the present invention to indicate positional relationships or shapes include approximate, similar or approximate states or shapes unless otherwise stated.
Any part provided by the utility model can be assembled by a plurality of independent components or can be manufactured by an integral forming process.
Finally, it should be noted that the above examples are only used to illustrate the technical solutions of the present invention and not to limit the same; although the present invention has been described in detail with reference to preferred embodiments, those skilled in the art will understand that: modifications to the specific embodiments of the utility model or equivalent substitutions for parts of the technical features may be made; without departing from the spirit of the present invention, it is intended to cover all aspects of the utility model as defined by the appended claims.
Claims (7)
1. A gasoline pump convenient for controlling the oil quantity is characterized by comprising a pump body and a partition plate which is fixed with the pump body and enables the front side and the rear side of the pump body to be separated into a front cavity and a rear cavity, the middle part of the rear cavity is separated into an oil inlet cavity and an oil outlet cavity which are mutually independent through a transverse partition, the oil inlet cavity is communicated with an oil inlet pipe extending to the outside of the valve body, the oil outlet cavity is communicated with an oil outlet pipe extending to the outside of the valve body, the partition plate is provided with an oil inlet communicated with the front cavity with the oil inlet cavity, the oil outlet cavity is provided with an oil outlet communicated with the front cavity, an oil distribution plate is fixed in the front cavity, and a diaphragm fixed on the pump body is arranged between the oil distribution plate and the partition plate;
an oil inlet temporary storage groove is formed in one side, corresponding to the oil inlet cavity, of the oil distribution plate, an oil outlet temporary storage groove is formed in one side, corresponding to the oil outlet cavity, of the partition plate, a sucker assembly is arranged on the front side, located on the oil distribution plate, of the pump body, and an oil mixing cavity is formed between the sucker assembly and the oil distribution plate;
the oil separating plate is provided with an oil suction port which is communicated with the oil mixing cavity and the oil inlet temporary storage groove, the oil separating plate is provided with an oil discharge port which is communicated with the oil mixing cavity and the oil outlet temporary storage groove, and the diaphragm is provided with a diaphragm which can plug the oil discharge port and the oil inlet.
2. The gasoline pump convenient for controlling the amount of gasoline of claim 1, wherein a pump cover is fixed to one side of the pump body, which is located on the gasoline distribution plate, the suction cup assembly comprises a pressure rod extending to the outside of the pump cover, a suction cup, which is located on the inside of the pump cover, is fixed to the end of the pressure rod, the pressure rod is connected with the pump cover through a spring, and continuous and alternate negative pressure and positive pressure are provided to the gasoline mixing chamber through the reciprocating action of the pressure rod.
3. The gasoline pump convenient to control the amount of oil of claim 1 or 2, wherein the middle part of the oil outlet temporary storage groove and the middle part of the oil inlet temporary storage groove are provided with bosses, and the bosses gradually increase towards the inner side of one side of the diaphragm to the outer side along the interval to form a slope.
4. The gasoline pump convenient for controlling the amount of oil of claim 1, wherein the oil outlet pipe is communicated with the oil outlet chamber through an oil outlet chute, and the oil inlet pipe is communicated with the oil inlet chamber through an oil inlet chute.
5. The gasoline pump of claim 1, wherein a bottom cover is fixed to a side of the pump body located in the rear chamber, and a gasket for sealing the oil inlet chamber and the oil outlet chamber is fixed in the bottom cover.
6. The gasoline pump convenient for controlling the amount of gasoline as claimed in claim 1, wherein the oil separating plate and the diaphragm are fixed on the separating plate by bolts.
7. The gasoline pump of claim 1 wherein said oil discharge port inlet port has a pair.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120622350.7U CN216477635U (en) | 2021-03-28 | 2021-03-28 | Gasoline pump convenient to control oil mass |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120622350.7U CN216477635U (en) | 2021-03-28 | 2021-03-28 | Gasoline pump convenient to control oil mass |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216477635U true CN216477635U (en) | 2022-05-10 |
Family
ID=81394574
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120622350.7U Active CN216477635U (en) | 2021-03-28 | 2021-03-28 | Gasoline pump convenient to control oil mass |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216477635U (en) |
-
2021
- 2021-03-28 CN CN202120622350.7U patent/CN216477635U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202250732U (en) | Guide device capable of controlling airflow for micro-pump | |
| CN216477635U (en) | Gasoline pump convenient to control oil mass | |
| CN109707545A (en) | A kind of hand pump fuel oil prefilter main casing assembly | |
| CN201635799U (en) | Engine cylinder cover hood integrated with oil gas structure and crankcase ventilating system | |
| CN205089422U (en) | Direct -injection of gasoline supercharged engine oil -gas separation mechanism | |
| CN212982541U (en) | Electrodialysis filter core and water purifier | |
| CN211599853U (en) | Pipeline connection structure and air conditioner | |
| CN209557141U (en) | A kind of novel external fuel pump core connection structure | |
| CN210217945U (en) | Pump cover of lawn mower carburetor | |
| CN113202711A (en) | Pump head and container with same | |
| CN101852113A (en) | Engine air cylinder cap and crankshaft box ventilation circulation system | |
| CN201606514U (en) | Drain valve | |
| CN221057491U (en) | Negative pressure cup integrated negative pressure cavity | |
| CN219994451U (en) | Valve and air pump | |
| CN217762181U (en) | Negative pressure diaphragm valve | |
| US7373872B2 (en) | Diaphragm pump | |
| CN214861766U (en) | Filter | |
| CN105221213A (en) | A kind of gasoline direct supercharged engine oil-gas separation mechanism | |
| CN219197592U (en) | Miniature vacuum air pump | |
| CN213752945U (en) | Safety valve for automobile storage battery | |
| CN216278436U (en) | Plunger pump head | |
| CN218991854U (en) | One-way valve assembly of plunger diaphragm pump | |
| CN212640194U (en) | Clean hot water purification machine system | |
| CN219300024U (en) | Valve head and valve device | |
| CN218761344U (en) | Integrated piston capable of being sealed through pressing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |