CN218971310U

CN218971310U - Motorcycle carburetor with long service life

Info

Publication number: CN218971310U
Application number: CN202223268458.4U
Authority: CN
Inventors: 孟祥涛; 石惠琼
Original assignee: SHANGHAI KUNFU VEHICLE FITTINGS CO Ltd
Current assignee: SHANGHAI KUNFU VEHICLE FITTINGS CO Ltd
Priority date: 2022-12-07
Filing date: 2022-12-07
Publication date: 2023-05-05
Anticipated expiration: 2032-12-07

Abstract

The utility model relates to the technical field of carburetors and discloses a motorcycle carburetor with long service life, which comprises a machine body, wherein a plunger is connected inside the machine body in a sliding way, a limiting rod is fixedly connected to the middle parts of two sides of the inner wall of the plunger, limiting semi-rings are fixedly connected to opposite ends of the limiting rods on two sides, a complete limiting ring can be formed by the limiting semi-rings on two sides, a main oil needle is arranged in the middle of the limiting semi-rings on two sides, the main oil needle is matched with the limiting ring formed by the limiting semi-rings on two sides, and a mounting disc is fixedly connected to the top of the main oil needle. According to the utility model, the shaking of the mounting disc and the main oil needle can be slowed down through the elastic sheet in the plunger, the mounting disc and the main oil needle are limited by the limiting rod and the limiting semi-ring, dust in the outside air is filtered, the stability of the up-and-down movement of the plunger and the main oil needle is enhanced, and the service life of the carburetor is prolonged to a certain extent.

Description

Motorcycle carburetor with long service life

Technical Field

The utility model relates to the technical field of carburetors, in particular to a motorcycle carburetor with long service life.

Background

The carburetor (carburetor) is a mechanical device for mixing a certain proportion of gasoline and air under the vacuum effect generated by the operation of an engine, the carburetor is easy to damage due to impact when a plunger and a main oil needle move up and down at present, and the carburetor is easy to shake when a motorcycle runs on a bumpy path, so that the main oil needle moves downwards to seal a main flow passage and collide, dust raised in the running process cannot be filtered well, and the mixing quality of external air and oil mist is lower.

The utility model designs a motorcycle carburetor with long service life, which can slow down the impact of up-and-down movement of a plunger and a main oil needle, limit the main oil needle while the carburetor shakes, avoid collision between the main oil needle and a main flow passage, and filter and clean dust in air through a filter screen and a soft brush arranged outside a choke valve, thereby improving the mixing quality of oil mist and prolonging the service life of the carburetor to a certain extent.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a motorcycle carburetor with long service life.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a long service life's motorcycle carburetor, includes the organism, the inside sliding connection of organism has the plunger, the inner wall both sides middle part fixedly connected with gag lever post of plunger, both sides the equal fixedly connected with spacing semi-ring of one end that the gag lever post is relative, both sides spacing semi-ring can constitute a complete spacing ring, both sides the middle part of spacing semi-ring is provided with the main oil needle, main oil needle and both sides spacing ring that the spacing semi-ring constitutes is mutually matched, the top fixedly connected with mounting disc of main oil needle, a plurality of shell fragments have evenly been arranged in the outside week of mounting disc, a plurality of the one end of shell fragment is fixedly connected with at the inner wall a week of organism respectively, the bottom fixedly connected with casing pipe of organism, be linked together between casing pipe and the organism, the one end inner wall fixedly connected with air-supply line of casing pipe, the one end fixedly connected with filter screen of air-supply line, rotate between the other end both sides of connecting rod body of connecting rod outside rotation connection has choke.

As a further description of the above technical solution:

the electric push rod is fixedly connected to the middle of the top end of the machine body, and the telescopic end of the electric push rod is fixedly connected to the middle of the top end of the plunger.

As a further description of the above technical solution:

the top end of the inner wall of the machine body is fixedly connected with a spring, the bottom of the spring is fixedly connected to one side of the top of the plunger, and the spring is sleeved outside the electric push rod.

As a further description of the above technical solution:

the middle part fixedly connected with float chamber casing in the bottom of casing pipe, the middle part fixedly connected with main flow channel of float chamber casing, the top of main flow channel runs through the top of float chamber casing and extends to the inside of casing pipe, the rubber piece has evenly been arranged in a week at the inner wall top of main flow channel, main flow channel and main oil needle looks adaptation.

As a further description of the above technical solution:

the connecting column is fixedly connected to one side of the inside of the float chamber shell, a connecting rod is rotatably connected to one side bottom of the connecting column, and a blocking block is fixedly connected to one side middle of the connecting rod.

As a further description of the above technical solution:

the other end of one side of the connecting rod is fixedly connected with a float block.

As a further description of the above technical solution:

the oil inlet pipe is fixedly connected to one side of the top of the shell pipe, the bottom of the oil inlet pipe penetrates through the bottom of the shell pipe and extends to the inside of the float chamber shell, and the oil inlet pipe is matched with the blocking block.

The utility model has the following beneficial effects:

1. according to the utility model, when the carburetor shakes, the impact force of the plunger is buffered by the spring, meanwhile, the shaking of the mounting disc and the main oil needle can be slowed down by the elastic sheet in the plunger, and further, the main oil needle is limited by the limiting rod and the limiting semi-ring, so that the carburetor is prevented from being damaged due to shaking and the main flow channel, and further, the main oil needle and the main flow channel are better sealed by the rubber block arranged in the main flow channel, so that the stability of the plunger and the main oil needle in up-and-down movement is enhanced, and the service life of the carburetor is prolonged to a certain extent.

2. In the utility model, when the external air passes through the air inlet of the air inlet pipe, the filter screen is used for filtering dust in the external air, so that the external air can be better mixed with the oil mist when entering the shell pipe, thereby realizing the filtration of the external dust and improving the mixing quality to a certain extent.

Drawings

FIG. 1 is a left side view of a long life motorcycle carburetor of the present utility model;

FIG. 2 is a cross-sectional view of a long life motorcycle carburetor according to the present utility model;

FIG. 3 is an enlarged partial schematic view of portion A of FIG. 2;

FIG. 4 is an enlarged partial schematic view of portion B of FIG. 2;

FIG. 5 is an enlarged partial schematic view of portion C of FIG. 3;

FIG. 6 is a right side view of a long life carburetor for a motorcycle according to the present utility model.

Legend description:

1. an air inlet pipe; 2. a housing tube; 3. a body; 4. an electric push rod; 5. a float chamber housing; 6. a filter screen; 7. a connecting rod; 8. a choke valve; 9. an oil inlet pipe; 10. a spring; 11. a plunger; 12. a spring plate; 13. a mounting plate; 14. a limit rod; 15. a limiting semi-ring; 16. a main oil needle; 17. a main flow passage; 18. a rubber block; 19. a float block; 20. a connecting rod; 21. blocking; 22. and (5) connecting the columns.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally coupled, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-6, one embodiment provided by the present utility model is: a long service life carburetor for motorcycle comprises a body 3, wherein a plunger 11 is slidingly connected in the body 3, an electric push rod 4 is fixedly connected in the middle of the top end of the body 3, a telescopic end of the electric push rod 4 is fixedly connected in the middle of the top end of the plunger 11, a spring 10 is fixedly connected in the top end of the inner wall of the body 3, the bottom of the spring 10 is fixedly connected on one side of the top of the plunger 11, the spring 10 is sleeved outside the electric push rod 4, a limit rod 14 is fixedly connected in the middle of two sides of the inner wall of the plunger 11, limit semi-rings 15 are fixedly connected at opposite ends of the limit rods 14, a complete limit ring can be formed by the limit semi-rings 15 at two sides, a main oil needle 16 is arranged in the middle of the limit semi-rings 15 at two sides, the main oil needle 16 is matched with the limit ring formed by the limit semi-rings at two sides, the top of the main oil needle 16 is fixedly connected with a mounting disc 13, a plurality of elastic sheets 12 are uniformly arranged on the periphery of the outer side of the mounting plate 13, one ends of the elastic sheets 12 are respectively and fixedly connected with the periphery of the inner wall of the machine body 3, the bottom end of the machine body 3 is fixedly connected with a shell pipe 2, the shell pipe 2 is communicated with the machine body 3, the inner wall of one end of the shell pipe 2 is fixedly connected with an air inlet pipe 1, one end of the air inlet pipe 1 is fixedly connected with a filter screen 6, a connecting rod 7 is rotationally connected between two sides of the other end of the air inlet pipe 1, the outer part of a rod body of the connecting rod 7 is rotationally connected with a choke valve 8, the middle part of the bottom end of the shell pipe 2 is fixedly connected with a float chamber shell 5, the middle part of the float chamber shell 5 is fixedly connected with a main flow channel 17, the top of the main flow channel 17 penetrates through the top of the float chamber shell 5 and extends to the inside of the shell pipe 2, rubber blocks 18 are uniformly arranged on the periphery of the inner wall top of the main flow channel 17, the main flow channel 17 is matched with a main oil needle 16, when needs open the main flow channel 17 of float chamber casing 5, for electric putter 4 circular telegram, electric putter 4 alright drive plunger 11 and main oil needle 16 upwards move, main oil needle 16 upwards moves alright and produce the space between main flow channel 17, main flow channel 17 alright open, the operation of convenient follow-up change oil, alright extrusion spring 10 when plunger 11 upwards moves, spring 10 alright effectual impact when slowing down plunger 11 upwards moves, when electric putter 4 drives plunger 11 downwards moves, spring 10 alright tensile, spring 10 alright effectually slow down the impact when plunger 11 downwards moves, the rubber piece 18 that utilizes the inner wall top of main flow channel 17 to set up simultaneously, the effectual leakproofness that has increased between main oil needle 16 and the main flow channel 17, simultaneously when the carburetor is jolting, the inside shell fragment 12 that sets up of plunger 11 can slow down mounting disc 13 and main oil needle 16, and then utilize spacing 15 to carry out spacing to it, avoid main oil needle 16 to rock and main flow channel 17 to damage the impact when the same, the filter screen 6 that leads to the filter air inlet and the filter air that the filter is carried out in the air inlet that the filter screen that has carried out in the air-conditioning is better in the air-conditioner and the carburetor that the carburetor is located in the air intake that has been set up to the air-conditioner, and the carburetor, the filter air intake that has been better stability has been improved to the air intake and the air intake to the carburetor.

The inside one side fixedly connected with spliced pole 22 of fuel bowl casing 5, the one side bottom of spliced pole 22 rotates and is connected with connecting rod 20, one side other end fixedly connected with float piece 19 of connecting rod 20, the top one side fixedly connected with oil feed pipe 9 of casing pipe 2, the bottom of oil feed pipe 9 runs through the bottom of casing pipe 2 and extends to the inside of fuel bowl casing 5, oil feed pipe 9 and shutoff piece 21 looks adaptation, when the inside oil mass of fuel bowl casing 5 is insufficient, float piece 19 can incline under the connection of spliced pole 22, drive connecting rod 20 slope simultaneously, drive the oil-out department that shutoff piece 21 left oil feed pipe 9 through connecting rod 20, make the inside oil flow in fuel bowl casing 5 of oil feed pipe 9, when inside joining sufficient oil, float piece 19 can be lifted to the horizontality by inside oil, drive connecting rod 20 simultaneously and be the horizontality, the oil-out department of shutoff feed pipe 9 is plugged up through connecting rod 20 drive, thereby realize the inside refuelling to the carburetor.

Working principle: firstly, the electric push rod 4 is electrified, the plunger 11 is driven by the electric push rod 4, the spring 10 and the main oil needle 16 in the interior are driven by the plunger 11, and then the main oil needle 16 is used for atomizing oil in the float chamber shell 5 and extracting the oil into the shell tube 2, meanwhile, the choke valve 8 is adjusted, so that external air enters the shell tube 2 through the air inlet pipe 1 and is mixed with atomized oil phase, and then the filter screen 6 arranged at the air inlet of the air inlet pipe 1 can filter dust in the external air, so that the external air can be better mixed with atomized oil, finally, the air enters the engine through the air outlet, when the carburetor jolt, the sealing property between the main oil needle 16 and the main flow channel 17 is effectively enhanced by the spring 10, and meanwhile, the main oil needle 16 is slowed down and rocked by the spring piece 12 arranged in the plunger 11, and is limited by the limit rod 14 in the limit 15, so that the main oil needle 16 is prevented from colliding with the main flow channel 17, when the interior of the shell tube 5 is insufficient, the float block 19 can be filtered with atomized oil, the external air can be better mixed with the oil through the air outlet, and finally, the carburetor can be driven by the connecting rod 20 to the inside the connecting rod 20, and the connecting rod 20 is inclined, and the oil can be driven by the connecting rod 20, and the oil can be separated from the inner side of the connecting rod 9 through the connecting rod, and the inner side of the connecting rod 20, and the inner side of the connecting rod is more stable, and the inner than the inner side of the carburetor is more than the inside, and the oil can be more stable, and the inside, and the oil can be well, and stable, and long.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a long service life's motorcycle carburetor, includes organism (3), its characterized in that: the inside sliding connection of organism (3) has plunger (11), the inner wall both sides middle part fixedly connected with gag lever post (14) of plunger (11), both sides the equal fixedly connected with spacing semi-ring (15) of one end that gag lever post (14) is relative, both sides spacing semi-ring (15) can constitute a complete spacing ring, both sides the middle part of spacing semi-ring (15) is provided with main oil needle (16), main oil needle (16) and both sides spacing semi-ring (15) are constituteed spacing ring and are mutually matched, the top fixedly connected with mounting disc (13) of main oil needle (16), a plurality of shell fragments (12) have evenly been arranged in the outside a week of mounting disc (13), a plurality of the one end of shell fragment (12) is fixedly connected with one end in the inner wall a week of organism (3) respectively, the bottom fixedly connected with casing pipe (2) of organism (3), be linked together between casing pipe (2) and organism (3), the one end inner wall fixedly connected with air-inlet tube (1) of casing pipe (2) and both sides spacing semi-ring of constituteing, the top fixedly connected with mounting disc (13), the connecting rod body (7) of rod (7) are connected with connecting rod (7) between the connecting rod (7).

2. A long life motorcycle carburetor according to claim 1, wherein: the electric pushing rod (4) is fixedly connected to the middle of the top end of the machine body (3), and the telescopic end of the electric pushing rod (4) is fixedly connected to the middle of the top end of the plunger (11).

3. A long life motorcycle carburetor according to claim 1, wherein: the electric push rod is characterized in that a spring (10) is fixedly connected to the top end of the inner wall of the machine body (3), the bottom of the spring (10) is fixedly connected to one side of the top of the plunger (11), and the spring (10) is sleeved outside the electric push rod (4).

4. A long life motorcycle carburetor according to claim 1, wherein: the utility model discloses a fuel cell device, including casing pipe (2), main flow passageway (17), casing pipe (2), casing pipe (5)'s bottom middle part fixedly connected with fuel cell casing (5), the top of main flow passageway (17) runs through the top of fuel cell casing (5) and extends to casing pipe (2) inside, rubber piece (18) have evenly been arranged in a week at the inner wall top of main flow passageway (17), main flow passageway (17) and main oil needle (16) looks adaptation.

5. A long life motorcycle carburetor according to claim 4, wherein: the connecting rod is characterized in that a connecting column (22) is fixedly connected to one side of the inside of the float chamber shell (5), a connecting rod (20) is rotatably connected to one side bottom of the connecting column (22), and a blocking block (21) is fixedly connected to one side middle part of the connecting rod (20).

6. A long life motorcycle carburetor according to claim 5, wherein: the other end of one side of the connecting rod (20) is fixedly connected with a float block (19).

7. A long life motorcycle carburetor according to claim 6, wherein: the oil inlet pipe (9) is fixedly connected to one side of the top of the shell pipe (2), the bottom of the oil inlet pipe (9) penetrates through the bottom of the shell pipe (2) and extends to the inside of the float chamber shell (5), and the oil inlet pipe (9) is matched with the blocking block (21).