CN215444262U

CN215444262U - Air inlet manifold of auxiliary resonant cavity

Info

Publication number: CN215444262U
Application number: CN202120711162.1U
Authority: CN
Inventors: 何佳明; 谢家治; 韦孟春; 蔡启春
Original assignee: Foshan Shentong Automobile Parts Co ltd
Current assignee: Foshan Shentong Automobile Parts Co ltd
Priority date: 2021-04-08
Filing date: 2021-04-08
Publication date: 2022-01-07
Anticipated expiration: 2031-04-08

Abstract

The utility model discloses an air inlet manifold of an auxiliary resonant cavity, which belongs to the field of air inlet manifolds and comprises a fixed layer, wherein a main cavity is arranged inside the fixed layer, a noise reduction layer is paved outside the fixed layer, an air inlet pipe is fixedly sleeved on one side of the fixed layer, a controller is fixedly connected with one side of the noise reduction layer, a rotating speed sensing probe is electrically connected with one side of the top of the controller, a motor is electrically connected with the bottom of the controller, a rotating rod is fixedly connected onto an output shaft of the motor, a connecting plate is fixedly connected with one side of the motor, an auxiliary cavity is arranged inside the connecting plate, the rotating speed sensing probe, a signal receiving module, a signal processing module, a circuit control module, a motor and a moving block are arranged for sensing through rotating the rotating speed sensing probe, and the motor drives the moving block to move after being controlled by the controller, so that the auxiliary cavity is changed along with the change of the rotating speed, thereby improving the aeration effect.

Description

Air inlet manifold of auxiliary resonant cavity

Technical Field

The utility model belongs to the technical field of intake manifolds, and particularly relates to an intake manifold of an auxiliary resonant cavity.

Background

For carburetor or throttle body gasoline injection engines, the intake manifold refers to the intake pipe behind the carburetor or throttle body and in front of the cylinder head intake duct, and has the function of distributing air and fuel mixture from the carburetor or throttle body to the cylinder intake ducts, and for air flue fuel injection engines or diesel engines, the intake manifold only distributes clean air to the cylinder intake ducts.

However, when the existing air intake manifold of most of the secondary resonant cavities is used, the size of the resonant cavity space is difficult to adjust according to the rotating speed of the automobile motor, so that the automobile motor can intake air in the same resonant cavity space at low speed and high speed, and the inflation effect is poor.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to an intake manifold of a secondary cavity, which solves the above problems of the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: an air inlet manifold of an auxiliary resonant cavity comprises a fixed layer, a main cavity is arranged inside the fixed layer, and a noise reduction layer is laid outside the fixed layer, an air inlet pipe is fixedly sleeved on one side of the fixed layer, one side of the noise reduction layer is fixedly connected with a controller, one side of the top of the controller is electrically connected with a rotating speed sensing probe, the bottom of the controller is electrically connected with a motor, an output shaft of the motor is fixedly connected with a rotating rod, and one side of the motor is fixedly connected with a connecting plate, a secondary cavity is arranged in the connecting plate, a moving block is movably sleeved in the connecting plate, the top of the connecting plate is fixedly connected with a gas collecting box, the top of the connecting plate is fixedly sleeved with a connecting pipe, the bottom of the connecting plate is fixedly sleeved with an air outlet pipe, one side of the air outlet pipe is in threaded sleeve connection with a screw, and an adjusting plate is movably mounted on the inner wall of the air outlet pipe.

In a preferred embodiment, one side of the noise reduction layer is fixedly sleeved with one end of the outside of the air inlet pipe, and the noise reduction layer is made of quartz sand.

As a preferred implementation manner, the controller includes a signal receiving module, a signal processing module and a circuit control module, an input end of the signal receiving module is in signal connection with an output end of the rotational speed sensing probe, an output end of the signal receiving module is in signal connection with an input end of the signal processing module, an output end of the signal processing module is in signal connection with an input end of the circuit control module, and an output end of the circuit control module is in signal connection with an input end of the motor.

As a preferred embodiment, the outer part of the moving block is in close contact with the inner wall of the connecting plate, and the top of the inner cavity of the moving block is perpendicular to the top of the connecting plate.

As a preferred embodiment, the top end of the outside of the connecting pipe is fixedly sleeved with the bottom of the inner cavity of the gas collecting box, and the connecting pipe is located above the gas outlet pipe.

In a preferred embodiment, the bottom of the adjusting plate is in contact with one end of the screw, and the adjusting plate is located above the screw.

Compared with the prior art, the utility model has the beneficial effects that:

the air inlet manifold of the auxiliary resonant cavity is provided with a rotating speed sensing probe, a signal receiving module, a signal processing module, a circuit control module, a motor and a moving block, sensing is carried out by rotating the sensing probe, and the motor drives the moving block to move after being controlled by a controller, so that the auxiliary resonant cavity is changed along with the change of the rotating speed, and the air inflation effect is improved;

the air inlet manifold of the auxiliary resonant cavity is provided with the air outlet pipe, the screw rod and the adjusting plate, and the screw rod can drive the adjusting plate to adjust the angle by rotating the screw rod before inflation, so that the adjusting plate can control the diameter of the air outlet pipe, and excessive or insufficient charging of part of parts is avoided, and corresponding air quantity is charged into different parts;

this air intake manifold of vice resonant cavity through setting up the layer of making an uproar, can send great noise in the main cavity when air intake manifold uses, absorbs the noise through the layer of making an uproar that falls for the noise weakens, thereby reduces the inside noise that sends of air intake manifold.

Drawings

FIG. 1 is a cross-sectional view of a structure of the present invention;

FIG. 2 is an enlarged view of the point A in FIG. 1;

FIG. 3 is an electrical connection diagram of a controller according to the present invention;

fig. 4 is a perspective view of a moving block in the structure of the present invention.

In the figure: 1. a fixed layer; 2. a main chamber; 3. a noise reduction layer; 4. an air inlet pipe; 5. a controller; 6. a signal receiving module; 7. a signal processing module; 8. a circuit control module; 9. a rotating speed sensing probe; 10. a motor; 11. rotating the rod; 12. a connecting plate; 13. a secondary chamber; 14. a moving block; 15. a gas collection tank; 16. a connecting pipe; 17. an air outlet pipe; 18. a screw; 19. an adjusting plate.

Detailed Description

The present invention will be further described with reference to the following examples.

The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model. The conditions in the embodiments can be further adjusted according to specific conditions, and simple modifications of the method of the present invention based on the concept of the present invention are within the scope of the claimed invention.

Referring to fig. 1, the present invention provides an intake manifold of an auxiliary resonant cavity, including a fixed layer 1, in order to reduce noise, a main cavity 2 may be formed inside the fixed layer 1, a noise reduction layer 3 is laid outside the fixed layer 1, an intake pipe 4 is fixedly sleeved on one side of the fixed layer 1, a controller 5 is fixedly connected to one side of the noise reduction layer 3, one side of the noise reduction layer 3 is fixedly sleeved with one end outside the intake pipe 4, and the noise reduction layer 3 is made of quartz sand, so that when the intake manifold is used, a large noise may be emitted from the main cavity 2, and the noise is absorbed by the noise reduction layer 3, so as to reduce noise emitted from the inside of the intake manifold.

Referring to fig. 1 and 3, for intelligent control, a rotation speed sensing probe 9 may be electrically connected to one side of the top of the controller 5, a motor 10 is electrically connected to the bottom of the controller 5, a rotating rod 11 is fixedly connected to an output shaft of the motor 10, and a connecting plate 12 is fixedly connected to one side of the motor 10, the controller 5 includes a signal receiving module 6, a signal processing module 7 and a circuit control module 8, an input end of the signal receiving module 6 is in signal connection with an output end of the rotation speed sensing probe 9, an output end of the signal receiving module 6 is in signal connection with an input end of the signal processing module 7, an output end of the signal processing module 7 is in signal connection with an input end of the circuit control module 8, an output end of the circuit control module 8 is in signal connection with an input end of the motor 10, when the rotation speed sensing probe 9 senses a rotation speed value, a signal is transmitted to the signal receiving module 6, and signal reception module 6 will transmit the signal of receiving to signal processing module 7, and signal processing module 7 will carry out amplification processing to the signal to signal transmission after will handling is to circuit control module 8, and circuit control module 8 will switch on the circuit of motor 10 this moment, makes motor 10 can the circular telegram operation, thereby carries out intelligent control.

Referring to fig. 1, 2 and 4, in order to change the space of the resonant cavity, an auxiliary cavity 13 may be formed in the connecting plate 12, the moving block 14 is movably sleeved in the connecting plate 12, the outer portion of the moving block 14 is in close contact with the inner wall of the connecting plate 12, the top of the inner cavity of the moving block 14 is perpendicular to the top of the connecting plate 12, the rotating rod 11 is driven by the motor 10, and the moving block 14 is driven by the rotating rod 11 to translate, so as to change the space of the auxiliary cavity 13.

Referring to fig. 1, in order to disperse the gas in the main chamber 2, a gas collecting tank 15 may be fixedly connected to the top of the connecting plate 12, the top of the connecting plate 12 is fixedly sleeved with a connecting pipe 16, the bottom of the connecting plate 12 is fixedly sleeved with an air outlet pipe 17, the top of the outside of the connecting pipe 16 is fixedly sleeved with the bottom of the inner chamber of the gas collecting tank 15, the connecting pipe 16 is located above the air outlet pipe 17, and the gas in the main chamber 2 is dispersed into the four sub-chambers 13 through the gas collecting tank 15 and the connecting pipe 16, so that different components are inflated.

Referring to fig. 1, a screw 18 is sleeved on one side of the air outlet pipe 17 in a threaded manner, an adjusting plate 19 is movably mounted on the inner wall of the air outlet pipe 17, the bottom of the adjusting plate 19 is in contact with one end of the screw 18, the adjusting plate 19 is positioned above the screw 18, and the screw 18 drives the adjusting plate 19 to adjust the angle by rotating the screw 18, so that the adjusting plate 19 can control the diameter of the air outlet pipe 17, and excessive or insufficient charging of part of the parts is avoided, and thus, different parts can be charged with corresponding air quantities.

The working principle and the using process of the utility model are as follows: firstly, air enters the main cavity 2 from the air inlet pipe 4, the main cavity 2 can emit large noise in the main cavity 2 in the resonance process, the noise is absorbed through the noise reduction layer 3, the noise is weakened, and the noise emitted from the inside of the air inlet manifold is reduced, the gas in the main cavity 2 is dispersed into four auxiliary cavities 13 through the gas collecting box 15 and the connecting pipe 16, the model of the rotating speed sensing probe 9 is TCDM, when the rotating speed sensing probe 9 senses the rotating speed value, the signal is transmitted to the signal receiving module 6, the received signal is transmitted to the signal processing module 7 by the signal receiving module 6, the signal is amplified by the signal processing module 7, the processed signal is transmitted to the circuit control module 8, the circuit control module 8 is connected with the circuit of the motor 10 at the moment, so that the motor 10 can be electrified and operated, the motor 10 drives the rotating rod 11, the rotating rod 11 drives the moving block 14 to move horizontally, so that the space of the auxiliary cavity 13 is changed, the screw rod 18 drives the adjusting plate 19 to adjust the angle by rotating the screw rod 18, the adjusting plate 19 can control the diameter of the air outlet pipe 17, and therefore corresponding air quantity can be filled into different parts.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An intake manifold of a secondary resonator comprising a fixed layer (1), characterized in that: a main cavity (2) is arranged in the fixed layer (1), a noise reduction layer (3) is laid outside the fixed layer (1), an air inlet pipe (4) is fixedly sleeved on one side of the fixed layer (1), a controller (5) is fixedly connected on one side of the noise reduction layer (3), a rotating speed induction probe (9) is electrically connected on one side of the top of the controller (5), a motor (10) is electrically connected on the bottom of the controller (5), a rotating rod (11) is fixedly connected on an output shaft of the motor (10), a connecting plate (12) is fixedly connected on one side of the motor (10), a secondary cavity (13) is arranged in the connecting plate (12), a moving block (14) is sleeved in the connecting plate (12), a gas collection box (15) is fixedly connected on the top of the connecting plate (12), and a connecting pipe (16) is fixedly sleeved on the top of the connecting plate (12), the bottom of the connecting plate (12) is fixedly sleeved with an air outlet pipe (17), one side of the air outlet pipe (17) is in threaded sleeve connection with a screw rod (18), and an adjusting plate (19) is movably mounted on the inner wall of the air outlet pipe (17).

2. An intake manifold for a secondary resonator as claimed in claim 1, wherein: one side of the noise reduction layer (3) is fixedly sleeved with one end outside the air inlet pipe (4), and the noise reduction layer (3) is made of quartz sand.

3. An intake manifold for a secondary resonator as claimed in claim 1, wherein: the controller (5) comprises a signal receiving module (6), a signal processing module (7) and a circuit control module (8), wherein the input end of the signal receiving module (6) is connected with the output end signal of the rotating speed sensing probe (9), the output end of the signal receiving module (6) is connected with the input end signal of the signal processing module (7), the output end of the signal processing module (7) is connected with the input end signal of the circuit control module (8), and the output end of the circuit control module (8) is connected with the input end signal of the motor (10).

4. An intake manifold for a secondary resonator as claimed in claim 1, wherein: the outer portion of the moving block (14) is in close contact with the inner wall of the connecting plate (12), and the top of the inner cavity of the moving block (14) is perpendicular to the top of the connecting plate (12).

5. An intake manifold for a secondary resonator as claimed in claim 1, wherein: the top end of the outside of the connecting pipe (16) is fixedly sleeved with the bottom of the inner cavity of the gas collection box (15), and the connecting pipe (16) is positioned above the gas outlet pipe (17).

6. An intake manifold for a secondary resonator as claimed in claim 1, wherein: the bottom of the adjusting plate (19) is in contact with one end of the screw rod (18), and the adjusting plate (19) is positioned above the screw rod (18).