CN-122008842-A - Multifunctional air inlet grille and air inlet opening degree adjusting method

CN122008842ACN 122008842 ACN122008842 ACN 122008842ACN-122008842-A

Abstract

The invention relates to the technical field of vehicle air inlet grids, in particular to a multifunctional air inlet grid and an air inlet opening adjusting method. The grid device comprises a support column, grid pieces, a transmission assembly and a driving piece, wherein the grid pieces are vertically arranged at intervals and are all rotationally connected to the support column, gaps between adjacent grid pieces form an air inlet, the transmission assembly is rotationally connected with the grid pieces and is used for driving the grid pieces to synchronously rotate to realize the adjustment of the opening degree of the air inlet, and the driving piece is used for driving the transmission assembly to move so as to drive the grid pieces to synchronously rotate. The plurality of grid plates are connected through the rotation of the support column, so that adjacent gaps of the grid plates form an air inlet, and the driving piece drives the plurality of grid plates to synchronously rotate through the transmission assembly to adjust the size of the air inlet, so that the air inlet is convenient to use and has great popularization value.

Inventors

LIU YU
ZHOU JIAHUA
QIN YIHUA
LUO JIANG
LIU YUQING

Assignees

东风越野车有限公司

Dates

Publication Date: 20260512
Application Date: 20260313

Claims (10)

1. A multifunctional air inlet grille is characterized by comprising, A support post; The end parts of the grid plates are provided with first rotating shafts and second rotating shafts which are not coaxial, the grid plates are distributed at intervals and are connected to the support column through the first rotating shafts in a rotating mode, and gaps between adjacent grid plates form air inlets; the transmission assembly is rotationally connected with the second rotating shafts and used for driving the grid plates to synchronously rotate around the corresponding first rotating shafts so as to realize the adjustment of the opening degree of the air inlet; the driving piece is used for driving the transmission assembly to move so as to drive the grid plates to synchronously rotate.
2. A multifunctional air inlet grille according to claim 1, wherein the transmission assembly comprises a poking plate, the poking plate is provided with a avoidance groove and a second hinge hole for hinging the second rotating shaft, and the avoidance groove is used for avoiding the first rotating shaft when the poking plate moves through the second rotating shaft to drive the grille sheet to rotate around the first rotating shaft.
3. A multifunctional air inlet grille according to claim 2, wherein the avoiding groove comprises a first arc-shaped guide chute, the first rotating shaft is in sliding contact with the side wall of the first guide chute, the poking plate drives the grille sheet to move in an arc-shaped manner when rotating around the first rotating shaft, and the first rotating shaft moves in a parallel manner along the arc-shaped path relative to the first guide chute.
4. A multifunctional air inlet grille according to claim 2, wherein the transmission assembly further comprises a transmission plate, one end of the transmission plate is connected with the driving end of the driving piece, the other end of the transmission plate is rotatably connected with the poking plate through a third rotating shaft, and the transmission plate is used for driving the poking plate to move in an arc-shaped translation mode so as to drive the second rotating shafts to rotate around the first rotating shaft.
5. The multifunctional air inlet grille as set forth in claim 4, wherein the support post is provided with an arc-shaped second guide chute, the second rotating shaft or the third rotating shaft is arranged in the second guide chute in a sliding manner through the toggle plate, the avoidance groove comprises an arc-shaped first guide chute, and the curvature radius of the second guide chute is the same as that of the first guide chute.
6. A multifunctional air inlet grille according to claim 5, wherein the driving member comprises an electric telescopic cylinder, the telescopic end of the electric telescopic cylinder is rotatably connected with one end of the driving plate, the driving plate forms an angle with the telescopic direction, the other end of the driving plate is rotatably connected with the poking plate, and the poking plate is driven to translate along the arc-shaped path of the second guide chute when the telescopic end stretches.
7. A multifunctional air inlet grille according to any one of claims 2-6, wherein two groups of grille groups are rotatably arranged on two sides of the support column, each group of grille groups comprises a plurality of grille sheets which are vertically arranged at intervals and are rotatably connected to the support column, and each group of grille groups is rotatably connected with a poking plate which is in transmission connection with a driving end of a driving piece.
8. The multifunctional air inlet grille of claim 7 further comprising an outer frame, wherein the struts are disposed in the middle of the outer frame, mounting areas are formed on two sides of the outer frame, and the two grille groups are rotatably connected with the struts and the outer frame side walls in the two mounting areas.
9. The multifunctional air inlet grille as set forth in claim 2, further comprising a position sensor and a controller communicatively connected with the position sensor, wherein the position sensor is used for detecting the rotation position of the grille sheet to judge the opening of the air inlet, and the controller is used for regulating and controlling the driving piece to drive the toggle plate to move to adjust the opening of the air inlet.
10. A method for adjusting the opening degree of an air inlet of an air intake grille, characterized in that a multifunctional air intake grille according to any one of claims 2 to 9 is used, said method comprising, The driving toggle plate moves in an arc-shaped manner, the plurality of grid plates are driven to rotate around the corresponding first rotating shafts, the first rotating shafts slide relative to the avoidance grooves, and the opening of the air inlet is adjusted by adjusting the size of the gaps between the adjacent grid plates.

Description

Multifunctional air inlet grille and air inlet opening degree adjusting method Technical Field The invention relates to the technical field of vehicle air inlet grids, in particular to a multifunctional air inlet grid and an air inlet opening adjusting method. Background According to the protection requirement, the grille blades of the traditional air inlet grille are welded on the grille side plates at a certain angle and cannot rotate, so that the air inflow and the heat dissipation performance in the engine room are affected, the vehicle is heated in a cold region for a long time, and the engine room is heated in a hot region for a long time. The patent publication No. CN209938513U discloses a bulletproof air inlet grille device and an armored vehicle, wherein the bulletproof air inlet grille device is used for being installed on the armored vehicle and comprises a plurality of grids, the grids are formed into sheet-shaped plate bodies, air inlets are formed between the grids when planes of every two grids are not in the same plane, the connecting piece is connected with the grids, and the grids rotate around a first rotating shaft of the connecting piece to control the opening of the air inlets under the drive of the connecting piece. Disclosure of Invention The invention aims to solve the defects of the background technology and provide a multifunctional air inlet grille and an air inlet opening adjusting method. The invention adopts the technical proposal that the multifunctional air inlet grille comprises a grille device, A support post; The end parts of the grid plates are provided with first rotating shafts and second rotating shafts which are not coaxial, the grid plates are distributed at intervals and are connected to the support column through the first rotating shafts in a rotating mode, and gaps between adjacent grid plates form air inlets; the transmission assembly is rotationally connected with the second rotating shafts and used for driving the grid plates to synchronously rotate around the corresponding first rotating shafts so as to realize the adjustment of the opening degree of the air inlet; the driving piece is used for driving the transmission assembly to move so as to drive the grid plates to synchronously rotate. According to the multifunctional air inlet grille provided by the invention, adjacent grille sheets are abutted when synchronously rotating to the limit end value, so that the air inlet is closed. According to the multifunctional air inlet grille, the transmission assembly comprises the poking plate, the poking plate is provided with the avoidance groove and the second hinge hole for hinging the second rotating shaft, and the avoidance groove is used for avoiding the first rotating shaft when the poking plate moves to drive the grille sheet to rotate around the first rotating shaft through the second rotating shaft. According to the multifunctional air inlet grille, the avoidance groove comprises the arc-shaped first guide chute, the first rotating shaft is in sliding contact with the side wall of the first guide chute, the poking plate drives the grille sheet to move in an arc-shaped translation mode when rotating around the first rotating shaft, and the first rotating shaft moves in a translation mode along the arc-shaped path relative to the first guide chute. According to the multifunctional air inlet grille, when the poking plate drives the grid plates to rotate around the corresponding first rotating shafts, the poking plate is enabled to translate in an arc-shaped path through the first rotating shafts serving as stressed supporting points. According to the multifunctional air inlet grille, the transmission assembly further comprises a transmission plate, one end of the transmission plate is connected with the driving end of the driving piece, the other end of the transmission plate is rotatably connected with the poking plate through the third rotating shaft, and the transmission plate is used for driving the poking plate to move in an arc-shaped translation mode so as to drive the second rotating shafts to rotate around the first rotating shaft. According to the multifunctional air inlet grille, the arc-shaped second guide sliding groove is formed in the support column, the second rotating shaft or the third rotating shaft penetrates through the poking plate to be arranged in the second guide sliding groove in a sliding mode, the avoidance groove comprises the arc-shaped first guide sliding groove, and the curvature radius of the second guide sliding groove is the same as that of the first guide sliding groove. According to the multifunctional air inlet grille, the end part of the second guide chute is abutted against the end part of the second guide chute when the adjacent grille pieces are abutted against the air inlet to close the air inlet, and the rotation angle of the grille pieces is limited by abutting against the third rotating shaft. According to the mu