Carburetor with detection function

Abstract

The utility model discloses a carburetor with a detection function, which belongs to the technical field of carburetors and comprises a carburetor body, an air inlet is arranged at one end of the carburetor body, a choke valve is rotatably mounted in the air inlet through a rotating shaft, and a dust sensor is mounted in the air inlet through a mounting component. A control panel is installed on one side of the carburetor body, the dust sensor is electrically connected with the control panel, a supporting plate is fixedly installed on one side of the carburetor body, and a movable motor is installed at the upper end of the supporting plate through a driving assembly. Movement is controlled through the control panel, the motor is started, the choke valve seals the air inlet, a large amount of dust is prevented from entering the engine, damage to the engine is avoided, the service life of the engine is shortened, the alarm is started to warn people, the movable plate can be pressed, limitation to the round rod is relieved, the dust sensor can be conveniently overhauled or replaced, convenience and rapidness are achieved, and time and labor are saved.

Description

Technical Field

[0001] The utility model specifically relates to a carburetor with a detection function, belonging to the technical field of carburetor. Background Art

[0002] A carburetor is a mechanical device that mixes a certain proportion of gasoline and air under the vacuum generated by the working engine, and uses the kinetic energy of the inhaled air flow to atomize the gasoline. The carburetor will adjust the concentration of the mixed gas entering the engine cylinder by controlling the opening angle of the choke according to the different working state requirements of the engine, so as to improve the starting performance of the engine. After the engine is successfully started, the concentration of the mixed gas is reduced to the concentration in the running state by fully opening the choke, so that the engine can run normally.

[0003] As disclosed in the publication number CN209244687U, a carburetor comprises a carburetor body, the carburetor body comprises a plunger passage, an air intake chamber, a mixing chamber and a fuel chamber, the air intake chamber is provided with an air inlet, an idle and low speed air intake pipe and a choke, the mixing chamber is provided with a mixed gas outlet, the fuel chamber is communicated with the mixing chamber through a main oil measuring pipe, a needle valve is provided between the plunger passage and the main oil measuring pipe, an atmospheric passage, a float valve subassembly and an idle fuel supply system are provided in the fuel chamber, one end of the atmospheric passage is communicated with the fuel chamber, and the other end is communicated with the air intake chamber, the float valve subassembly is provided at the end of the atmospheric passage communicating with the fuel chamber, the idle fuel supply system comprises an idle and low speed measuring pipe and a mixing ratio screw, and the idle and low speed measuring pipe is communicated with the idle and low speed air intake pipe; the carburetor changes the air intake amount, thereby making it suitable for alcohol-based fuel, the improvement is simple, and the problem that the existing carburetor cannot burn fuel with a low calorific value is solved.

[0004] When using a common carburetor, although it can adjust the concentration of the mixed gas entering the engine cylinder by automatically controlling the rotation angle of the choke, when the air filter is damaged, air containing a large amount of dust will enter the carburetor, causing damage to the engine, making the engine unstable and reducing power, thus shortening its service life. Utility Model Content

[0005] The utility model aims to solve the deficiencies of the prior art and provide a carburetor with a detection function to prevent air containing a large amount of dust from entering the carburetor.

[0006] The utility model achieves the above-mentioned purpose through the following technical solutions: a carburetor with a detection function, comprising a carburetor body, an air inlet is provided at one end of the carburetor body, a choke is rotatably installed inside the air inlet through a rotating shaft, a dust sensor is installed inside the air inlet through a mounting assembly, a control panel is installed on one side of the carburetor body, the dust sensor is electrically connected to the control panel, a support plate is fixedly installed on one side of the carburetor body, a movable motor is installed on the upper end of the support plate through a driving assembly, the output end of the motor is linked to the rotating shaft, when in use, the motor is a servo motor for driving the rotating shaft, the driving assembly is used to move the motor, the control panel is an existing structure, a controller and an alarm are installed inside, the dust sensor is an existing structure, used to detect whether there is dust in the air, the mounting assembly is used to install the dust sensor, and the choke is used to block air from entering the interior of the carburetor body.

[0007] Furthermore, in order to fix the dust sensor, the mounting assembly includes a square plate with a sliding groove at one end, the square plate is fixedly installed on one side of the carburetor body, a movable plate is slidably installed in the sliding groove, a waist-shaped hole is opened at one end of the movable plate, a round rod is fixedly installed at one end of the dust sensor, one end of the round rod extends into the waist-shaped hole, the square plate can move in the sliding groove, and one end of the round rod is clamped in the waist-shaped hole.

[0008] Furthermore, in order to enable the movable plate to move automatically, an installation groove is opened at one end inside the sliding groove, a spring is fixedly installed in the installation groove, and the other end of the spring is fixedly connected to the movable plate. The deformation force generated by the spring is used to change the position of the movable plate.

[0009] Furthermore, in order to fix the round rod, an arc-shaped slot is opened on one side of the round rod, an arc-shaped block is clamped inside the arc-shaped slot, the arc-shaped block is fixedly connected to the movable plate, and the size of the arc-shaped block matches the size of the arc-shaped slot.

[0010] Furthermore, in order to enable the motor to move, the driving assembly includes an electric telescopic rod, which is fixedly mounted on the support plate, and a sliding block is fixedly mounted on the lower end of the motor, one end of the sliding block is fixedly connected to the output end of the electric telescopic rod, and the electric telescopic rod is used to adjust the position of the motor.

[0011] Furthermore, in order to ensure smooth movement of the motor, a square groove is provided on the upper end of the support plate, and one end of the sliding block is clamped in the square groove. One end of the sliding block can slide in the square groove to prevent the motor from shifting during movement.

[0012] Furthermore, in order to enable the rotating shaft to rotate, a cross-shaped groove is opened at one end of the rotating shaft, a cross-shaped rod is clamped inside the cross-shaped groove, and the cross-shaped rod is fixedly connected to the output end of the motor, and the size of the cross-shaped groove is consistent with the size of the cross-shaped rod.

[0013] Furthermore, in order to facilitate the control of the motor and the electric telescopic rod, the input ends of the motor and the electric telescopic rod are electrically connected to the output end of the control panel.

[0014] The technical effects and advantages of the utility model are as follows: when the utility model is in use, when the air filter is damaged, the dust sensor detects that the incoming air contains dust, and the control panel controls the movement and starts the motor to drive the choke to close the air inlet, preventing a large amount of dust from entering the engine and causing damage to the engine and reducing its service life. The alarm is activated to warn people that the air filter is damaged, and the movable plate can also be pressed to release the restriction on the round rod to inspect or replace the dust sensor, which is convenient, fast, time-saving and labor-saving. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall front view structure of the utility model;

[0016] Figure 2 It is a schematic diagram of the overall rear view structure of the utility model;

[0017] Figure 3 This is a schematic diagram of the connection structure between the installation component and the dust sensor of the utility model;

[0018] Figure 4 This is a schematic cross-sectional structural diagram of the installation assembly of the utility model;

[0019] Figure 5 This is a schematic diagram of the connection structure between the rotating shaft and the motor of the utility model;

[0020] Figure 6 This is a schematic diagram of the connection structure of the drive assembly of the utility model.

[0021] In the figure: 1. carburetor body; 2. air inlet; 3. rotating shaft; 4. choke; 5. mounting assembly; 501. square plate; 502. sliding groove; 503. moving plate; 504. round rod; 505. spring; 506. arc-shaped block; 6. dust sensor; 7. control panel; 8. support plate; 9. driving assembly; 901. electric telescopic rod; 902. sliding block; 903. square groove; 904. cross rod; 10. motor. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-Figure 6 As shown, a carburetor with a detection function comprises a carburetor body 1, an air inlet 2 is arranged at one end of the carburetor body 1, a choke 4 is rotatably installed inside the air inlet 2 through a rotating shaft 3, a dust sensor 6 is installed inside the air inlet 2 through a mounting assembly 5, a control panel 7 is installed on one side of the carburetor body 1, the dust sensor 6 is electrically connected to the control panel 7, a support plate 8 is fixedly installed on one side of the carburetor body 1, a movable motor 10 is installed on the upper end of the support plate 8 through a driving assembly 9, and the output end of the motor 10 is linked with the rotating shaft 3. When in use, the dust sensor 6 is first installed into the air inlet 2 through the mounting assembly 5. When the dust sensor 6 detects that there is dust in the air, the signal is fed back to the control panel 7, the control panel 7 processes the signal, controls the driving assembly 9 to move the motor 10 through the output end, and then starts the motor 10 to drive the rotating shaft 3 to rotate, the air inlet 2 is closed through the choke 4, and the alarm is controlled to warn people at the same time.

[0024] The mounting assembly 5 includes a square plate 501 with a sliding groove 502 at one end, the square plate 501 is fixedly mounted on one side of the carburetor body 1, a movable plate 503 is slidably mounted in the sliding groove 502, one end of the movable plate 503 is provided with a waist-shaped hole, a round rod 504 is fixedly mounted on one end of the dust sensor 6, one end of the round rod 504 extends into the waist-shaped hole, an installation groove is provided at one end of the sliding groove 502, a spring 505 is fixedly mounted in the installation groove, and the other end of the spring 505 is fixed to the movable plate 503 The round rod 504 is fixedly connected, and an arc-shaped groove is provided on one side of the round rod 504, and an arc-shaped block 506 is clamped inside the arc-shaped groove. The arc-shaped block 506 is fixedly connected to the movable plate 503. When in use, when the dust sensor 6 needs to be repaired or replaced, the movable plate 503 is first manually pressed inward to make it slide in the sliding groove 502. The arc-shaped block 506 then disengages from the arc-shaped groove, releasing the fixation of the round rod 504. At this time, the spring 505 is compressed, and the dust sensor 6 can be removed.

[0025] The driving assembly 9 includes an electric telescopic rod 901, which is fixedly mounted on the support plate 8. A sliding block 902 is fixedly mounted at the lower end of the motor 10. One end of the sliding block 902 is fixedly connected to the output end of the electric telescopic rod 901. A square groove 903 is provided at the upper end of the support plate 8. One end of the sliding block 902 is clamped in the square groove 903. A cross groove is provided at one end of the rotating shaft 3. A cross rod 904 is clamped inside the cross groove, and the cross rod 904 is fixedly connected to the output end of the motor 10. The input ends of the motor 10 and the electric telescopic rod 901 are both electrically connected to the output end of the control panel 7. During use, when the dust sensor 6 detects that there is dust in the air, the control panel 7 controls the electric telescopic rod 901 to start, driving the sliding block 902 to move in the square groove 903, and the motor 10 moves accordingly, so that the cross rod 904 is clamped in the cross groove. Then the motor 10 is started to drive the rotating shaft 3 to rotate, and the air intake 2 is closed by the air choke 4.

[0026] When the utility model is in use, the dust sensor 6 is first installed in the air inlet 2. When the dust sensor 6 detects that there is dust in the air, the signal is fed back to the control panel 7 through its output end. The control panel 7 processes the signal and then controls the electric telescopic rod 901 to start through the output end, driving the motor 10 to move, and then driving the rotating shaft 3 to rotate through the cross rod 904, so that the air intake 2 is closed by the choke 4 to prevent a large amount of dust from entering the engine, causing damage to the engine and reducing its service life, and the alarm is activated to warn people that the air filter is damaged. When the dust sensor 6 needs to be inspected or replaced, the movable plate 503 is manually pressed inward to disengage the arc-shaped card block 506 from the arc-shaped card slot, thereby releasing the fixation of the dust sensor 6 and then removing it. It is convenient, fast, and saves time and effort.

[0027] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0028] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A carburetor with a detection function, comprising a carburetor body (1), wherein one end of the carburetor body (1) is provided with an air inlet (2), and a choke (4) is rotatably mounted inside the air inlet (2) via a rotating shaft (3), characterized in that: A dust sensor (6) is installed inside the air inlet (2) via a mounting assembly (5); a control panel (7) is installed on one side of the carburetor body (1); the dust sensor (6) is electrically connected to the control panel (7); a support plate (8) is fixedly installed on one side of the carburetor body (1); a movable motor (10) is installed on the upper end of the support plate (8) via a driving assembly (9); and an output end of the motor (10) is linked to the rotating shaft (3).

2. The carburetor with detection function as claimed in claim 1, characterized in that: The mounting assembly (5) comprises a square plate (501) with a sliding groove (502) at one end, the square plate (501) is fixedly mounted on one side of the carburetor body (1), a movable plate (503) is slidably mounted in the sliding groove (502), a waist-shaped hole is formed at one end of the movable plate (503), a round rod (504) is fixedly mounted at one end of the dust sensor (6), and one end of the round rod (504) extends into the waist-shaped hole.

3. The carburetor with detection function as claimed in claim 2, characterized in that: A mounting groove is provided at one end of the sliding groove (502), a spring (505) is fixedly installed in the mounting groove, and the other end of the spring (505) is fixedly connected to the moving plate (503).

4. The carburetor with detection function as claimed in claim 3, characterized in that: An arc-shaped clamping groove is provided on one side of the round rod (504), an arc-shaped clamping block (506) is clamped inside the arc-shaped clamping groove, and the arc-shaped clamping block (506) is fixedly connected to the movable plate (503).

5. The carburetor with detection function as claimed in claim 1, characterized in that: The driving assembly (9) comprises an electric telescopic rod (901), wherein the electric telescopic rod (901) is fixedly mounted on the support plate (8), and a sliding block (902) is fixedly mounted on the lower end of the motor (10), and one end of the sliding block (902) is fixedly connected to the output end of the electric telescopic rod (901).

6. The carburetor with detection function as claimed in claim 5, characterized in that: The upper end of the support plate (8) is provided with a square groove (903), and one end of the sliding block (902) is clamped in the square groove (903).

7. The carburetor with detection function as claimed in claim 6, characterized in that: A cross-shaped groove is formed at one end of the rotating shaft (3), a cross-shaped rod (904) is clamped inside the cross-shaped groove, and the cross-shaped rod (904) is fixedly connected to the output end of the motor (10).

8. The carburetor with detection function as claimed in claim 7, characterized in that: The input ends of the motor (10) and the electric telescopic rod (901) are both electrically connected to the output end of the control panel (7).

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