Integrated automobile throttle valve

Abstract

A throat is arranged on one side of a throttle valve body and penetrates through the throttle valve body, a valve plate is fixedly connected with a rotating shaft and arranged at the bottom of the throat, the throttle valve body is provided with a driving structure capable of driving the rotating shaft to rotate, the throttle valve body comprises an upper shell and a lower shell, and one end of the lower shell is provided with an insertion port. A first mounting cavity is formed in the lower shell and communicated with the plug-in port, the plug-in port is located in the first mounting cavity and is vertically provided with a fixing plate through a fixing structure, a plurality of plug-in pins are arranged in the fixing plate, and a circuit board is embedded in one side of the mounting plate through an embedded structure; the inserting needle is arranged in the fixing plate, the fixing plate and the inserting opening are directly installed at the same time, the inserting needle is prompted to be arranged in the inserting opening, the stroke from the inserting needle to the inserting opening is shortened, and the risk that the inserting needle is broken in the using process due to the fact that the inserting needle is too long is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of automobile electronic control, specifically relates to an integrated automobile throttle. BACKGROUND

[0002] The automobile throttle is a key component in the automobile engine system, which is located in the air intake pipe, and its main function is to control the air amount entering the engine. By adjusting the opening and closing degree of the throttle, the proportion and amount of the mixture can be accurately controlled, thereby affecting the performance indicators such as power, speed and fuel consumption of the engine. The throttle is usually controlled by the driver through the accelerator pedal to meet different driving needs. The throttle of modern cars is often equipped with an electronic control system to achieve more accurate control.

[0003] The utility model discloses a kind of automobile electronic throttle, including throttle body, the end cap being connected with throttle body, direct current motor and gear transmission mechanism being connected in throttle body inside cooperation;Throttle body includes motor cavity, gear cavity and gas passage, direct current motor is fixed in the motor cavity of throttle body by motor pressing plate and bolt, gear transmission mechanism is connected in the gear cavity of throttle body cooperation;Its characteristics are: gas passage includes upper port and lower port, and upper port and lower port are both flange plate structure.It can reduce occupied space, improve installation efficiency, good sealing, easy to install and disassemble;Installation positioning is accurate, can guarantee that the inner surface of pipeline connecting part will not appear step, reduce airflow noise when engine accelerates operation, control chip for controlling direct current motor is also provided in throttle body, only inlay groove is fixed between throttle body and control chip, while driving assembly and circuit board are set to one side of throttle body greatly increase the overall volume of throttle valve, and the circuit board needs to be connected with plug interface and driving assembly through very long plug pin, and plug pin is long and is prone to break in use, which affects the normal use of throttle valve, so the technology still has certain improvement space. SUMMARY

[0004] The utility model solves the technical problem in view of the above prior art, and provides an integrated automobile throttle.

[0005] In order to achieve the above object, the utility model provides the following technical scheme, an integrated automobile throttle, including throttle body, valve piece, throat, pivot, the throat is arranged in one side of throttle body and is set to penetrate in throttle body, the valve piece is fixedly connected with the pivot and is placed in the bottom of the throat, the throttle body is equipped with drive structure can drive the pivot rotation, its characterized in that: the throttle body includes upper casing, lower casing, one end of lower casing is provided with the plug-in interface, the first installation cavity is equipped in lower casing, the first installation cavity is communicated with the plug-in interface, the plug-in interface is located in the first installation cavity and is vertically installed with fixed plate through fixed structure, a plurality of plug-in needles are equipped in fixed plate, the plug-in needle is set to penetrate in fixed plate and is placed in the plug-in interface, one side of fixed plate is inlayed and installed with circuit board through inlay structure, one end of plug-in needle is placed in plug-in interface and the other end is respectively connected with circuit board and drive structure.

[0006] Adopt the above technical scheme, through the compact installation mode and the fixed plate strengthens the overall structural stability of the connecting needle circuit, the plug-in needle is arranged in the fixed plate interior and the fixed plate is installed directly with the plug-in interface, the plug-in needle is placed in the plug-in interface, the stroke of plug-in needle to plug-in interface is shortened, the risk of rupture in the use process due to the too long plug-in needle is avoided, the fixed plate makes the connection between connecting needle and circuit board more firm, and the risk of loosening or rupture caused by vibration or temperature change is reduced.

[0007] The above-mentioned integrated automobile throttle can be further provided as: the fixed structure includes a fixed platform provided in the first installation cavity, the first installation cavity is provided with a fixed protrusion, one side of the fixed plate is provided with a limiting boss for limiting installation of the fixed protrusion, the fixed protrusion is inlaid at the bottom of the limiting boss, the fixed plate, the fixed platform, the limiting boss and the fixed protrusion are all provided with mounting holes for mounting bolts, and the fixed plate is vertically mounted on the top of the fixed platform through the bolts.

[0008] Adopt the above technical scheme, the fixed platform provides stable support, the fixed protrusion is inlaid at the bottom of the limiting boss, further enhancing the connection stability between the fixed plate and the fixed platform, effectively preventing the loosening or displacement of the fixed plate during installation or use, and the fixed plate is vertically mounted on the top of the fixed platform through the bolts.

[0009] The above-mentioned integrated automobile throttle can be further provided as: the inlay structure includes an inlay groove provided on one side of the fixed plate, the plug-in needle is placed in the inlay groove, a plurality of limiting columns are provided in the inlay groove, a plurality of limiting holes are provided in the circuit board and connected with the limiting columns, the circuit board is inlaid in the inlay groove, and the plug-in needle is electrically connected with the circuit board.

[0010] The circuit board is inlaidly arranged on the side of the fixing plate through the inlaid structure, so that the circuit board can be compactly arranged in the fixing plate, space is saved, and the compactness of the whole is improved; the limiting column and the limiting hole ensure stable arrangement of the circuit board, effectively prevent the circuit board from shaking or moving during arrangement or use, and the structural stability of the whole system is enhanced.

[0011] The integrated automobile throttle can be further provided with: the driving structure includes a motor mounting cavity provided on one side of the first mounting cavity, a driving motor is mounted in the motor mounting cavity, the driving motor includes a driving shaft, the driving shaft is arranged in the first mounting cavity, one end of the driving shaft in the first mounting cavity is sleeved with a driving gear, the first mounting cavity is provided with a first driven gear through a rotating structure, the first driven gear is engaged with the driving gear, a second driven gear is arranged on one side of the first driven gear, a rotating shaft is arranged in the first mounting cavity, and a half gear is sleeved with the rotating shaft in the first mounting cavity and engaged with the second driven gear.

[0012] The driving motor in the motor mounting cavity serves as a power source, the driving shaft transmits the power of the driving motor to the driving gear, the first driven gear is engaged with the driving gear, the power is transmitted to the second driven gear through the first driven gear, and the half gear is engaged with the second driven gear on the rotating shaft, so that the second transmission and further speed reduction of the power are realized, and the rotating speed and position of the rotating shaft are accurately controlled.

[0013] The integrated automobile throttle can be further provided with: the rotating structure includes a rotating frame arranged in the first mounting cavity, a rotating groove is arranged at the top of the rotating frame, a rotating shaft is arranged at the center of the first driven gear and the second driven gear, and the rotating shaft is arranged in the rotating groove.

[0014] The rotating frame serves as a support basis of the whole rotating structure and provides a stable mounting position for the rotating shaft, the rotating groove provides guidance and limitation for the rotation of the rotating shaft, the rotating shaft can rotate according to a predetermined track, and the accurate engagement and stable transmission of the first driven gear and the second driven gear are ensured.

[0015] The integrated automobile throttle can be further provided with: the half gear includes a half gear part engaged with the second driven gear and a first sleeving end sleeved with a first reset spring, a second sleeving end sleeved with a second reset spring is arranged at the center of the first sleeving end, the rotating shaft is arranged in the second sleeving end, a reset abutting block is arranged on one side of the first sleeving end, and the first reset spring and the second reset spring are both abutted with the reset abutting block.

[0016] With the above technical solution, the meshing of the half-tooth part with the second driven wheel, the first and second sleeve ends on the half-gear provide sleeve positions for the first and second return springs respectively, so that the return springs can stably act on the rotating shaft. When the rotating shaft needs to be reset, the first and second return springs apply a reset force to the rotating shaft through the reset abutment block, ensuring that the rotating shaft can accurately and quickly return to the initial position.

[0017] The aforementioned integrated automotive throttle valve can be further configured such that: the lower housing is provided with a rotating shaft groove on one side of the first mounting cavity, the rotating shaft is fitted with a rotary bearing, and the rotary bearing is placed in the rotating shaft groove.

[0018] By adopting the above technical solution, a rotating shaft groove is provided on the lower housing, and a rotating bearing is sleeved on the rotating shaft and placed in the rotating shaft groove. The rotating bearing reduces the frictional resistance of the rotating shaft during rotation, making the rotation of the rotating shaft smoother and more stable.

[0019] The aforementioned integrated automotive throttle valve can be further configured such that: the throat includes an upper throat located on the upper housing and a lower throat located on the lower housing, and the upper throat is provided with a dust cover.

[0020] By adopting the above technical solution, by setting an upper throat in the upper housing and a lower throat in the lower housing, and by equipping the upper throat with a dust cover, external dust, impurities and other pollutants are effectively blocked from entering the throttle body, protecting the cleanliness and integrity of the internal precision components and extending the service life of the equipment.

[0021] The beneficial effects of this utility model are: by setting the connector pin inside the fixing plate and directly installing the fixing plate and the connector interface, the connector pin is placed inside the connector interface, which shortens the travel distance of the connector pin to the connector interface and avoids the risk of breakage during use due to the connector pin being too long. Attached Figure Description

[0022] Figure 1 This is a schematic diagram of the structure of this utility model;

[0023] Figure 2 This is a diagram of the internal structure of the present invention;

[0024] Figure 3 This is an exploded view of the structure of this utility model;

[0025] Figure 4 This is a structural diagram of the fixing plate of this utility model;

[0026] Figure 5 This is a structural diagram of the half-gear of this utility model;

[0027] 1-Valve body, 2-Valve plate, 3-Throat, 4-Mounting groove, 5-Shaft, 6-Upper housing, 7-Lower housing, 8-Interface, 9-First mounting cavity, 10-Fixing plate, 11-Interface pin, 12-Circuit board, 13-Fixing platform, 14-Fixing protrusion, 15-Limiting protrusion, 16-Bolt, 17-Mounting hole, 18-Inset groove, 19-Limiting post, 20-Limiting hole, 21-Motor mounting cavity, 22-Drive motor 23-Drive shaft, 24-Driving gear, 25-First driven wheel, 26-Second driven wheel, 27-Half gear, 28-Rotating frame, 29-Rotating groove, 30-Rotating shaft, 31-Half tooth, 32-First return spring, 33-First sleeve end, 34-Second return spring, 35-Second sleeve end, 36-Reset abutment block, 37-Rotating shaft groove, 38-Rotating bearing, 39-Upper throat, 40-Lower throat, 41-Dust cover. Detailed Implementation

[0028] This specific embodiment is merely an explanation of the present utility model and is not intended to limit the present utility model. After reading this specification, those skilled in the art can make modifications to this embodiment without contributing any inventive step, but as long as they are within the scope of the claims of the present utility model, they are protected by patent law.

[0029] like Figures 1-5The present invention provides the following technical solution: an integrated automotive throttle body, comprising a throttle body 1, a valve plate 2, a throat 3, and a rotating shaft 5. The throat 3 is disposed on one side of the throttle body 1 and penetrates the throttle body 1. The valve plate 2 is fixedly connected to the rotating shaft 5 and is placed at the bottom of the throat 3. The throttle body 1 is provided with a driving structure capable of driving the rotating shaft 5 to rotate. The throttle body 1 includes an upper housing 6 and a lower housing 7. One end of the lower housing 7 is provided with a connector 8. The lower housing 7 is provided with a first mounting cavity 9, which communicates with the connector 8. The connector 8 is located in the first mounting cavity 9 and a fixing plate 10 is vertically mounted on it through a fixing structure. The fixing plate 10 is provided with a plurality of pins 11, which pass through the fixing plate 10 and are placed in the connector 8. A circuit board 12 is embedded in one side of the fixed plate via an embedded structure. One end of the connector pin 11 is placed inside the connector 8, and the other end is electrically connected to the circuit board 12 and the drive structure, respectively. The compact installation method and the fixed plate 10 enhance the overall structural stability of the connector pin circuit. The connector pin 11 is placed inside the fixed plate 10, and the fixed plate 10 is directly installed to the connector 8, so that the connector pin 11 is placed inside the connector 8, shortening the travel distance of the connector pin 11 to the connector 8 and avoiding the risk of breakage during use due to the connector pin 11 being too long. The fixed plate 10 makes the connection between the connector pin and the circuit board 12 more secure, reducing the risk of loosening or breakage due to vibration or temperature changes. The fixing structure includes the connector 8 located in the first mounting cavity 9. Platform 13, first mounting cavity 9 is provided with fixing protrusion 14, fixing plate 10 is provided with limiting boss 15 on one side for limiting the installation of fixing protrusion 14, fixing protrusion 14 is embedded in the bottom of limiting boss 15. Fixing plate 10, fixing platform 13, limiting boss 15, and fixing protrusion 14 are all provided with mounting holes 17 for bolts 16. Fixing plate 10 is vertically installed on top of fixing platform 13 by bolts 16. Fixing platform 13 provides stable support. Fixing protrusion 14 is embedded in the bottom of limiting boss 15, further enhancing the connection stability between fixing plate 10 and fixing platform 13, effectively preventing loosening or displacement of fixing plate 10 during installation or use. Fixing plate 10 is vertically installed on fixing platform 13 by bolts 16. At the top, the embedded structure includes an embedded groove 18 located on one side of the fixed plate 10. A connector pin 11 is placed in the embedded groove 18. The embedded groove 18 is provided with several limiting posts 19. The circuit board 12 is provided with several limiting holes 20 that connect to the limiting posts 19. The circuit board 12 is embedded in the embedded groove 18. The connector pin 11 is electrically connected to the circuit board 12. By embedding the circuit board 12 in the embedded groove 18 on one side of the fixed plate 10 through the embedded structure, the circuit board 12 can be compactly installed in the fixed plate 10, saving space and improving the overall compactness. The limiting posts 19 and limiting holes 20 ensure the stable installation of the circuit board 12, effectively preventing the circuit board 12 from shaking or shifting during installation or use, and enhancing the structural stability of the entire system.

[0030] like Figures 1-5The present invention provides the following technical solution: an integrated automotive throttle valve. The drive structure includes a lower housing 7 and a motor mounting cavity 21 disposed on one side of a first mounting cavity 9. A drive motor 22 is installed in the motor mounting cavity 21. The drive motor 22 includes a drive shaft 23, which is placed inside the first mounting cavity 9. A drive gear 24 is sleeved on one end of the drive shaft 23 inside the first mounting cavity 9. A first driven wheel 25 is provided in the first mounting cavity 9 through a rotating structure. The first driven wheel 25 meshes with the drive gear 24. A second driven wheel 26 is provided on one side of the first driven wheel 25. A rotating shaft 5 passes through the first mounting cavity 9 and a half gear 27 is sleeved on the rotating shaft 5 inside the first mounting cavity 9. The half gear 27 meshes with the second driven wheel 26. The drive motor 22 in the motor mounting cavity 21 serves as a power source. The drive shaft 23 transmits the power of the drive motor 22 to the drive gear 24. Then, through the meshing of the drive gear 24 with the first driven wheel 25, the first transmission of power and deceleration are achieved.The first driven wheel 25 transmits power to the second driven wheel 26, and finally, through the half gear 27, it meshes with the second driven wheel 26 on the rotating shaft 5, realizing the second transmission of power and further deceleration, thereby precisely controlling the rotation speed and position of the rotating shaft 5. The rotating structure includes a rotating frame 28 set in the first mounting cavity 9. The top of the rotating frame 28 has a rotating groove 29. A rotating shaft 30 is centrally located between the first driven wheel and the second driven wheel. The rotating shaft 30 is placed in the rotating groove 29. The rotating frame 28 serves as the supporting foundation for the entire rotating structure, providing a stable mounting position for the rotating shaft 30. The rotating groove 29 is for the rotating shaft 30. The rotation of 0 provides guidance and constraint, ensuring that the rotating shaft 30 can rotate along a predetermined trajectory, thereby guaranteeing the precise meshing and stable transmission of the first driven gear and the second driven gear. The half gear 27 includes a half tooth portion 31 that meshes with the second driven gear and a first sleeve end 33 for the first return spring 32 to be sleeved. The center of the first sleeve end 33 is provided with a second sleeve end 35 for the second return spring 34 to be sleeved. The rotating shaft 5 passes through the second sleeve end 35. A return abutment block 36 is provided on one side of the first sleeve end 33. The first return spring 32 and the second return spring 34 both abut against the return abutment block 36. The half tooth portion 31 meshes with the first driven gear 34. The meshing of the two driven gears provides the first sleeve end 33 and the second sleeve end 35 on the half gear 27 with sleeve positions for the first return spring 32 and the second return spring 34, respectively, so that the return springs can stably act on the rotating shaft 5. When the rotating shaft 5 needs to be reset, the first return spring 32 and the second return spring 34 apply a reset force to the rotating shaft 5 through the reset abutment block 36, ensuring that the rotating shaft 5 can accurately and quickly return to the initial position. The lower housing 7 is provided with a rotating shaft groove 37 on one side of the first mounting cavity 9. The rotating shaft 5 is fitted with a rotary bearing 38, which is placed in the rotating shaft groove 37. The lower housing 7 is provided with a rotating shaft groove 37. A rotary bearing 38 is fitted onto the rotating shaft 5 and placed in the rotating shaft groove 37. The rotary bearing 38 reduces the frictional resistance of the rotating shaft 5 during rotation, making the rotation of the rotating shaft 5 smoother and more stable. The throat 3 includes an upper throat 39 placed on the upper housing 6 and a lower throat 40 placed on the lower housing 7. The upper throat 39 is equipped with a dust cover 4. By setting the upper throat 39 on the upper housing 6 and the lower throat 40 on the lower housing 7, and equipping the upper throat 39 with a dust cover 4, external dust, impurities and other pollutants are effectively blocked from entering the throttle body, protecting the cleanliness and integrity of the internal precision components and extending the service life of the equipment.

[0031] The beneficial effects of this utility model are as follows: by setting the connector pin 11 inside the fixing plate 10 and directly installing the fixing plate 10 and the connector interface 8, the connector pin 11 is placed inside the connector interface 8, which shortens the travel distance of the connector pin 11 to the connector interface 8 and avoids the risk of breakage during use due to the connector pin 11 being too long.

Claims

1. An integrated automobile throttle valve, comprising a throttle valve body, a valve plate, a throat, and a rotating shaft, the throat is arranged on one side of the throttle valve body and penetrates the throttle valve body, the valve plate is fixedly connected with the rotating shaft and arranged at the bottom of the throat, the throttle valve body is provided with a driving structure capable of driving the rotating shaft to rotate, characterized in that: The throttle body includes an upper shell, a lower shell, the lower shell is provided with a plug-in interface at one end, the lower shell is provided with a first installation cavity, the first installation cavity is communicated with the plug-in interface, the plug-in interface is vertically installed with a fixed plate in the first installation cavity through a fixed structure, the fixed plate is provided with a plurality of plug-in pins, the plug-in pins are provided in the fixed plate and placed in the plug-in interface, one side of the fixed plate is inlaidly installed with a circuit board through an inlay structure, one end of the plug-in pin is placed in the plug-in interface, and the other end is electrically connected with the circuit board and a driving structure respectively, the fixed structure includes a fixed platform provided in the first installation cavity, the first installation cavity is provided with a fixed protrusion, one side of the fixed plate is provided with a limiting boss for limiting installation of the fixed protrusion, the fixed protrusion is inlaidly arranged at the bottom of the limiting boss, the fixed plate, the fixed platform, the limiting boss and the fixed protrusion are all provided with installation holes for screw installation, the fixed plate is vertically installed on the top of the fixed platform through the screw, the inlay structure includes an inlay groove provided on one side of the fixed plate, the plug-in pin is placed in the inlay groove, a plurality of limiting columns are arranged in the inlay groove, a plurality of limiting holes are arranged in the circuit board and connected with the limiting columns, the circuit board is inlaidly installed in the inlay groove, and the plug-in pin is electrically connected with the circuit board. ​ 2. The integrated automotive throttle valve of claim 1, wherein: The driving structure includes a motor installation cavity provided on one side of the first installation cavity of the lower shell, a driving motor is installed in the motor installation cavity, the driving motor includes a driving shaft, the driving shaft is placed in the first installation cavity, a driving gear is sleeved on one end of the driving shaft in the first installation cavity, the first installation cavity is provided with a first driven wheel through a rotating structure, the first driven wheel is engaged with the driving gear, a second driven wheel is arranged on one side of the first driven wheel, a rotating shaft is arranged in the first installation cavity, a half gear is sleeved on the rotating shaft in the first installation cavity, and the half gear is engaged with the second driven wheel.

3. The integrated automotive throttle valve of claim 2, wherein: The rotating structure includes a rotating frame arranged in the first installation cavity, a rotating groove is arranged at the top of the rotating frame, a rotating shaft is arranged at the center of the first driven wheel and the second driven wheel, and the rotating shaft is placed in the rotating groove.

4. The integrated automotive throttle valve of claim 3, wherein: The half gear includes a half tooth part engaged with the second driven wheel and a first sleeving end for sleeving a first return spring, a second sleeving end for sleeving a second return spring is arranged at the center of the first sleeving end, the rotating shaft is arranged in the second sleeving end, a return abutting block is arranged on one side of the first sleeving end, and the first return spring and the second return spring are both abutted with the return abutting block.

5. An integrated automotive throttle valve according to any one of claims 1 to 4, characterized in that: The lower shell is provided with a rotating shaft groove on one side of the first installation cavity, the rotating shaft is sleeved with a rotating bearing, and the rotating bearing is placed in the rotating shaft groove.

6. An integrated automotive throttle valve according to any one of claims 1 to 4, characterized in that: The throat includes an upper throat placed in the upper shell and a lower throat arranged in the lower shell, and the upper throat is provided with a dust cover.

Images