CN216588864U - Two-stroke fuel mixing control valve of carburetor - Google Patents
Two-stroke fuel mixing control valve of carburetor Download PDFInfo
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- CN216588864U CN216588864U CN202220095112.XU CN202220095112U CN216588864U CN 216588864 U CN216588864 U CN 216588864U CN 202220095112 U CN202220095112 U CN 202220095112U CN 216588864 U CN216588864 U CN 216588864U
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Abstract
The utility model relates to the technical field of carburetors, and discloses a two-stroke fuel mixing control valve of a carburetor, which solves the problem that the prior carburetor can not adjust the oil output, so that the lubricating effect of the carburetor is poor, and the mixing performance of the carburetor is reduced, and comprises a first carburetor main shell, wherein the upper end of the first carburetor main shell is connected with a first pump film, the upper end of the first pump film is connected with a first paper gasket, the upper end of the first paper gasket is connected with a first valve cover body, and one side of the inner part of the first valve cover body is connected with a first one-way valve. This technology covers all small two-stroke gasoline engines.
Description
Technical Field
The utility model belongs to the technical field of the carburetor, specifically a carburetor two-stroke fuel mixing control valve.
Background
The carburetor is a mechanical device for mixing gasoline and air in a certain proportion under the action of vacuum generated by the operation of an engine, can automatically proportion corresponding concentration according to different working state requirements of the engine and output a corresponding amount of mixed gas, and has the effect of atomizing fuel oil so as to ensure that a machine can normally operate in order to ensure that the prepared mixed gas is mixed more uniformly.
When the existing carburetor operates, the engine oil output inside the carburetor is usually fixed flow, the oil output amount cannot be adjusted according to actual needs, and when the existing carburetor is used for a long time, the lubricating effect inside the carburetor is poor, so that the mixing performance of the existing carburetor is reduced.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned condition, for overcoming prior art's defect, the utility model provides a carburetor two-stroke fuel mixing control valve, the effectual present carburetor of having solved can not adjust the machine oil volume of going out, makes the lubricated effect of carburetor relatively poor, leads to the problem that its mixing performance reduces.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a carburetor two-stroke fuel hybrid control valve, including the first carburetor main casing body, first carburetor main casing body upper end is connected with first pump membrane, first pump membrane upper end is connected with first machine paper gasket, first machine paper gasket upper end is connected with first bonnet body, the inside one side of first valve bonnet is connected with first check valve, first valve bonnet body upper end one side is connected with first negative pressure pipe, first valve bonnet body upper end just is located first negative pressure pipe one side and is connected with first oil inlet pipe, first oil inlet pipe lower extreme one side intercommunication has first oil inlet nozzle, the inside one side threaded connection of first oil inlet pipe has first oil regulation screw, first oil inlet pipe keeps away from first oil regulation screw one side and is connected with first steel ball, first oil inlet pipe is inside to correspond first oil regulation screw junction and to be seted up the internal thread, first oil regulation screw and internal thread looks adaptation.
Preferably, first advance oil pipe way one end and be connected with first connecting seat, the inside threaded connection of first connecting seat has first rotating screw, and first rotating screw outside cover is equipped with first spring.
Preferably, a first oil cavity is formed in the first valve cover body, a first oil cavity is formed in the upper end of the first carburetor main shell, positioning columns are connected to two opposite sides of the lower end of the first valve cover body in a diagonal mode, positioning holes are formed in the opposite sides of the upper end of the first carburetor main shell, and one positioning hole is a waist-shaped hole.
The utility model provides a carburetor two-stroke fuel hybrid control valve, still includes the second carburetor main casing body, second carburetor main casing body upper end is connected with second machine paper gasket, second machine paper gasket upper end is connected with the second pump membrane, second pump membrane upper end is connected with the second valve lid, the inside one side of second valve lid is connected with the second check valve, second valve lid upper end one side is connected with the second and advances oil pipe way, the inside one side of second advances oil pipe way is connected with the second steel ball, second advances oil pipe way upper end intercommunication and has the second oil inlet mouth, the inside one side threaded connection of second valve lid has the second to transfer oily screw.
Preferably, a second gasoline cavity is formed in the second valve cover body, a second engine oil cavity is formed in the upper end of the main shell of the second carburetor, and a negative pressure hole is formed in one side of the main shell of the second carburetor and communicated with the second engine oil cavity.
The utility model provides a two-stroke fuel mixing control valve of carburetor, still includes the main casing body of third carburetor, third carburetor main casing body upper end is connected with the third pump membrane, third pump membrane upper end is connected with third machine paper gasket, third machine paper gasket upper end is connected with the third valve lid, the inside one side of third valve lid is connected with the third check valve, third valve lid upper end one side is connected with the third oil inlet pipeline, third oil inlet pipeline lower extreme one side intercommunication has the third oil inlet mouth, the inside one side of third oil inlet pipeline is connected with the third steel ball, third valve lid upper portion one side threaded connection has the third screw of transferring oil.
Preferably, one end of the third oil inlet pipeline is connected with a second connecting seat, a second rotating screw is in threaded connection with the inside of the second connecting seat, and a second spring is sleeved outside the second rotating screw.
Preferably, a third gasoline cavity is formed in the third valve cover body, a third engine oil cavity is formed in the upper end of the main shell of the third carburetor, a second negative pressure pipe is formed in one side of the main shell of the third carburetor, and the second negative pressure pipe is communicated with the third engine oil cavity.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses, through the first oil regulation screw that sets up in the inside one side of first oil inlet pipe way, the second oil regulation screw that the second entered the inside setting of oil pipe way, and the third oil regulation screw that the inside setting of third oil inlet pipe way, can rotate first oil regulation screw, or rotate the second oil regulation screw, and rotate third oil regulation screw seesaw, and then adjust first oil inlet pipe way and first valve cover body, or adjust second oil inlet pipe way and second valve cover body, and adjust the through-hole size of intercommunication between third oil inlet pipe way and the third valve cover body, thereby can control how much of machine oil inlet quantity, so as to play the lubrication action to the device, two-stroke fuel oil automatic mixing's performance has been guaranteed, and convenient the regulation, and simultaneously, this kind of two-stroke control valve, this kind of technique has covered all small-size two-stroke gasoline engines.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.
In the drawings:
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is an exploded view of the present invention;
fig. 3 is a bottom side exploded view of the present invention;
fig. 4 is a schematic view of a second valve cover mounting structure of the present invention;
fig. 5 is an exploded view of fig. 4 in accordance with the present invention;
fig. 6 is a bottom exploded side view of the present invention as shown in fig. 4;
fig. 7 is a schematic view of the third valve cover mounting structure of the present invention;
fig. 8 is an exploded view of fig. 7 in accordance with the present invention;
fig. 9 is a bottom exploded isometric view of the present invention as shown in fig. 8;
in the figure: 1. a first carburetor main housing; 2. a first pump membrane; 3. a first tractor paper pad; 4. a first valve cover body; 6. a first check valve; 7. a first negative pressure tube; 8. a first oil inlet pipe; 9. a first oil inlet nozzle; 10. a first oil regulating screw; 11. a first steel ball; 12. a first connecting seat; 13. a first rotating screw; 14. a first spring; 15. a first engine oil chamber; 16. a first gasoline chamber; 17. a positioning column; 18. positioning holes; 19. a second carburetor main housing; 20. a second machine paper shim; 21. a second pump membrane; 22. a second valve cover body; 23. a second one-way valve; 24. a second oil inlet pipe; 25. a second steel ball; 26. a second oil inlet nozzle; 27. a second oil adjusting screw; 28. a second gas-oil chamber; 29. a second engine oil chamber; 30. a negative pressure hole; 31. a third carburetor main housing; 32. a third machine paper gasket; 33. a third pump membrane; 34. a third valve cover body; 35. a third check valve; 36. a third oil inlet pipeline; 37. a third oil inlet nozzle; 38. a third steel ball; 39. a third oil adjusting screw; 40. a second connecting seat; 41. a second rotating screw; 42. a second spring; 43. a third gasoline chamber; 44. a third engine oil chamber; 45. a second negative pressure tube.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
In the first embodiment, as shown in fig. 1-3, the present invention comprises a first carburetor main housing 1, a first pump membrane 2 is connected to the upper end of the first carburetor main housing 1, a first paper gasket 3 is connected to the upper end of the first pump membrane 2, a first valve cover 4 is connected to the upper end of the first paper gasket 3, a first check valve 6 is connected to one side inside the first valve cover 4, a first negative pressure pipe 7 is connected to one side of the upper end of the first valve cover 4, a first oil inlet pipe 8 is connected to one side of the first negative pressure pipe 7 at the upper end of the first valve cover 4, a first oil inlet nozzle 9 is communicated to one side of the lower end of the first oil inlet pipe 8, a first oil adjusting screw 10 is connected to one side inside the first oil inlet pipe 8 through a screw thread, a first steel ball 11 is connected to one side of the first oil inlet pipe 8 away from the first oil adjusting screw 10, an internal thread is formed inside the first oil inlet pipe 8 corresponding to the connection of the first oil adjusting screw 10, the first oil adjusting screw 10 is matched with the internal thread, one end of the first oil inlet pipeline 8 is connected with a first connecting seat 12, the first connecting seat 12 is connected with a first rotating screw 13 through internal threads, a first spring 14 is sleeved outside the first rotating screw 13, a first oil chamber 15 is formed inside the first valve cover body 4, a first oil chamber 16 is formed in the upper end of the first carburetor main housing 1, two sides of the lower end of the first valve cover body 4 are diagonally connected with positioning columns 17, positioning holes 18 are formed in the upper end of the first carburetor main housing 1, and one positioning hole 18 is a waist-shaped hole.
In the second embodiment, as shown in fig. 4 to 5, the second carburetor main housing 19 is further included, the upper end of the second carburetor main housing 19 is connected with a second machine paper gasket 20, the upper end of the second machine paper gasket 20 is connected with a second pump film 21, the upper end of the second pump film 21 is connected with a second valve cover 22, one side inside the second valve cover 22 is connected with a second one-way valve 23, one side inside the second valve cover 22 is connected with a second oil inlet pipe 24, one side inside the second oil inlet pipe 24 is connected with a second steel ball 25, the upper end of the second oil inlet pipe 24 is communicated with a second oil inlet nozzle 26, one side inside the second valve cover 22 is connected with a second oil adjusting screw 27 in a threaded manner, a second oil chamber 28 is formed inside the second valve cover 22, the upper end of the second carburetor main housing 19 is provided with a second machine oil chamber 29, one side of the second carburetor main housing 19 is provided with a negative pressure hole 30, and the negative pressure hole 30 is communicated with the second machine oil chamber 29.
In the third embodiment, as shown in fig. 7-9, the third carburetor main housing 31 is further included, a third pump membrane 33 is connected to the upper end of the third carburetor main housing 31, a third paper gasket 32 is connected to the upper end of the third pump membrane 33, a third valve cover 34 is connected to the upper end of the third paper gasket 32, a third one-way valve 35 is connected to one side inside the third valve cover 34, a third oil inlet pipe 36 is connected to one side of the upper end of the third valve cover 34, a third oil inlet nozzle 37 is communicated to one side of the lower end of the third oil inlet pipe 36, a third steel ball 38 is connected to one side inside the third oil inlet pipe 36, a third oil adjusting screw 39 is connected to one side of the upper portion of the third valve cover 34 in a threaded manner, a second connecting seat 40 is connected to one end of the third oil inlet pipe 36, a second rotating screw 41 is connected to the inside of the second connecting seat 40 in a threaded manner, a second spring 42 is sleeved outside the second rotating screw 41, a third gasoline chamber 43 is formed inside the third valve cover 34, the upper end of the third carburetor main housing 31 is provided with a third engine oil chamber 44, one side of the third carburetor main housing 31 is provided with a second negative pressure pipe 45, and the second negative pressure pipe 45 is communicated with the third engine oil chamber 44.
The working principle is as follows: the first negative pressure pipe 7 generates negative pressure through machine starting, and then drives the first pump membrane 2 to move, so that engine oil is sucked into the first oil inlet pipeline 8 from the first oil inlet nozzle 9 and then enters the first engine oil cavity 15 in the first valve cover body 4, the engine oil moves back and forth along the inside of the first oil inlet pipeline 8 by rotating and adjusting the first oil adjusting screw 10, the size of a through hole communicated between the first oil inlet pipeline 8 and the first valve cover body 4 can be adjusted, the engine oil inlet amount can be controlled, a lubricating effect can be achieved on the device, meanwhile, the first check valve 6 can prevent the engine oil entering the first engine oil cavity 15 from flowing back, and the automatic two-stroke fuel mixing performance is guaranteed;
similarly, in the second embodiment, the negative pressure hole 30 is started by a machine to generate negative pressure, so as to drive the second pump membrane 21 to move, so that the engine oil is sucked into the second oil inlet pipe 24 from the second oil inlet nozzle 26, and then enters the second engine oil chamber 29 inside the second carburetor main housing 19, and the second oil adjusting screw 27 is adjusted by rotating to move back and forth along the inside of the second oil inlet pipe 24, so as to adjust the size of the through hole communicated between the second oil inlet pipe 24 and the second valve cover 22, so as to control the oil inlet amount of the engine oil, so as to lubricate the device, and the second check valve 23 can prevent the engine oil entering the second engine oil chamber 29 from flowing back, so as to ensure the automatic two-stroke fuel mixing performance;
in the third embodiment, the second negative pressure pipe 45 generates negative pressure when the machine is started, and further drives the third pump membrane 33 to move, so that the engine oil is sucked into the third oil inlet pipeline 36 from the third oil inlet nozzle 37, and then enters the third engine oil cavity 44 inside the third carburetor main housing 31, and the third oil adjusting screw 39 is adjusted by rotating to move back and forth, so that the size of a through hole communicated between the third oil inlet pipeline 36 and the third valve cover 34 can be adjusted, the engine oil inlet amount can be controlled, the device can be lubricated, the third check valve 35 can prevent the engine oil entering the third engine oil cavity 44 from flowing back, and the two-stroke automatic fuel mixing performance is ensured.
Claims (8)
1. A carburetor two-stroke fuel mixing control valve includes a first carburetor main housing (1), characterized in that: the upper end of the first carburetor main shell (1) is connected with a first pump membrane (2), the upper end of the first pump membrane (2) is connected with a first paper gasket (3), the upper end of the first paper gasket (3) is connected with a first valve cover body (4), one side inside the first valve cover body (4) is connected with a first one-way valve (6), one side of the upper end of the first valve cover body (4) is connected with a first negative pressure pipe (7), one side of the upper end of the first valve cover body (4) and located on the first negative pressure pipe (7) is connected with a first oil inlet pipeline (8), one side of the lower end of the first oil inlet pipeline (8) is communicated with a first oil inlet nozzle (9), one side inside the first oil inlet pipeline (8) is in threaded connection with a first oil regulating screw (10), one side of the first oil inlet pipeline (8) away from the first oil regulating screw (10) is connected with a first steel ball (11), an internal thread is arranged at a joint, corresponding to the first oil regulating screw (10), inside the first oil inlet pipeline (8), the first oil adjusting screw (10) is matched with the internal thread.
2. A carburetor two-stroke fuel mixing control valve according to claim 1, wherein: first advance oil pipe way (8) one end and be connected with first connecting seat (12), first connecting seat (12) inside threaded connection has first rotating screw (13), and first rotating screw (13) outside cover is equipped with first spring (14).
3. A carburetor two-stroke fuel mixing control valve according to claim 1, wherein: a first oil chamber (15) is formed in the first valve cover body (4), a first oil-gas chamber (16) is formed in the upper end of the first carburetor main shell (1), positioning columns (17) are connected to two opposite sides of the lower end of the first valve cover body (4) in an opposite mode, positioning holes (18) are formed in the upper end of the first carburetor main shell (1) in an opposite mode, and one positioning hole (18) is a waist-shaped hole.
4. A carburetor two-stroke fuel mixture control valve according to claim 1, wherein: still include second carburetor main casing body (19), second carburetor main casing body (19) upper end is connected with second quick-witted paper gasket (20), second quick-witted paper gasket (20) upper end is connected with second pump membrane (21), second pump membrane (21) upper end is connected with second valve lid (22), second valve lid (22) inside one side is connected with second check valve (23), second valve lid (22) upper end one side is connected with second and advances oil pipe way (24), the inside one side of second advances oil pipe way (24) is connected with second steel ball (25), second advances oil pipe way (24) upper end intercommunication and has second oil feed mouth (26), the inside one side threaded connection of second valve lid (22) has second oil regulation screw (27).
5. A carburettor two-stroke fuel mixing control valve as claimed in claim 4 wherein: a second gasoline cavity (28) is formed in the second valve cover body (22), a second engine oil cavity (29) is formed in the upper end of the second carburetor main shell (19), a negative pressure hole (30) is formed in one side of the second carburetor main shell (19), and the negative pressure hole (30) is communicated with the second engine oil cavity (29).
6. A carburetor two-stroke fuel mixing control valve according to claim 1, wherein: still include third carburetor main casing body (31), third carburetor main casing body (31) upper end is connected with third pump membrane (33), third pump membrane (33) upper end is connected with third machine paper gasket (32), third machine paper gasket (32) upper end is connected with third valve lid (34), third valve lid (34) inside one side is connected with third check valve (35), third valve lid (34) upper end one side is connected with third oil inlet pipeline (36), third oil inlet pipeline (36) lower extreme one side intercommunication has third oil inlet nozzle (37), third oil inlet pipeline (36) inside one side is connected with third steel ball (38), third valve lid (34) upper portion one side threaded connection has third oil regulation screw (39).
7. A carburetor two-stroke fuel mixture control valve according to claim 6, wherein: one end of the third oil inlet pipeline (36) is connected with a second connecting seat (40), the inner portion of the second connecting seat (40) is in threaded connection with a second rotating screw (41), and a second spring (42) is sleeved on the outer portion of the second rotating screw (41).
8. A carburettor two-stroke fuel mixing control valve as claimed in claim 6 wherein: a third gasoline cavity (43) is formed in the third valve cover body (34), a third engine oil cavity (44) is formed in the upper end of the third carburetor main shell (31), a second negative pressure pipe (45) is formed in one side of the third carburetor main shell (31), and the second negative pressure pipe (45) is communicated with the third engine oil cavity (44).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220095112.XU CN216588864U (en) | 2022-01-14 | 2022-01-14 | Two-stroke fuel mixing control valve of carburetor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220095112.XU CN216588864U (en) | 2022-01-14 | 2022-01-14 | Two-stroke fuel mixing control valve of carburetor |
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| CN216588864U true CN216588864U (en) | 2022-05-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202220095112.XU Active CN216588864U (en) | 2022-01-14 | 2022-01-14 | Two-stroke fuel mixing control valve of carburetor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114294127A (en) * | 2022-01-14 | 2022-04-08 | 福建省福鼎市金星通用机化油器有限公司 | Two-stroke fuel mixing control valve of carburetor |
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2022
- 2022-01-14 CN CN202220095112.XU patent/CN216588864U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114294127A (en) * | 2022-01-14 | 2022-04-08 | 福建省福鼎市金星通用机化油器有限公司 | Two-stroke fuel mixing control valve of carburetor |
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