CN109367621A - A kind of subframe - Google Patents

A kind of subframe Download PDF

Info

Publication number
CN109367621A
CN109367621A CN201811155826.XA CN201811155826A CN109367621A CN 109367621 A CN109367621 A CN 109367621A CN 201811155826 A CN201811155826 A CN 201811155826A CN 109367621 A CN109367621 A CN 109367621A
Authority
CN
China
Prior art keywords
extending
fixinig plate
subframe
fixed
installation
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201811155826.XA
Other languages
Chinese (zh)
Inventor
徐明芳
赖来斌
路海成
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Suzhou Annaichi Automobile Technology Co Ltd
Original Assignee
Suzhou Annaichi Automobile Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Suzhou Annaichi Automobile Technology Co Ltd filed Critical Suzhou Annaichi Automobile Technology Co Ltd
Priority to CN201811155826.XA priority Critical patent/CN109367621A/en
Publication of CN109367621A publication Critical patent/CN109367621A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62DMOTOR VEHICLES; TRAILERS
    • B62D21/00Understructures, i.e. chassis frame on which a vehicle body may be mounted

Abstract

The invention discloses a kind of subframes, including fixinig plate and lower extending part;There are two fixinig plate is set, and it is fixed on the two sides of vehicle frame installation position by screw piece respectively;The bottom that lower extending part states two fixinig plates is equipped with the flange of opposite fold;Flange is fixed by screw piece and the bottom of vehicle frame installation position;Fixinig plate lateral surface is equipped with the spring fastening connecting with shock-proof spring;It is connected between two fixinig plates by two lower extending parts disposed in parallel;Two lower extending part height are lower than the height of fixinig plate;For installing power-driven system on two lower extending parts.Structure of the invention is ingenious, and the design of lower extending part can reduce the mounting height of power-driven system, reduces chassis center of gravity, reduces occupied space of the power-driven system on chassis, while lower extending part also increases the installation space for placing power-driven system.

Description

A kind of subframe
Technical field
The present invention relates to a kind of subframes.
Background technique
Electric car has energy-saving and environment-friendly advantage, especially pure electric automobile increasingly as a kind of new-energy automobile Hot spot as automotive field research.Currently, the power-driven system of the pure electric automobile of existing preposition forerunner is arranged at Specific to be arranged on subframe on chassis, subframe has the function of placing power-driven system and connects front overhang, existing Its structure of some subframes is no different with gasoline car subframe, has no special construction, is allowed for after placing power-driven system in this way Chassis space hold is larger, and center of gravity is higher.Therefore, it is necessary to space hold can be reduced by designing one kind, the secondary vehicle to lower the center of gravity Frame.
Summary of the invention
The object of the present invention is to provide one kind can reduce space hold, the subframe to lower the center of gravity.
Realizing the technical solution of the object of the invention is: a kind of subframe, including fixinig plate and lower extending part;The fixinig plate is set There are two, and be fixed on the two sides of vehicle frame installation position by screw piece respectively;The lower extending part states two fixinig plates Bottom is equipped with the flange of opposite fold;The flange is fixed by screw piece and the bottom of vehicle frame installation position;The fixinig plate Lateral surface is equipped with the spring fastening connecting with shock-proof spring;It is downward by two disposed in parallel between described two fixinig plates Portion's connection;Described two lower extending part height are lower than the height of fixinig plate;For installing power drive line on described two lower extending parts System.
The lower extending part includes installation crossbeam and linking arm;The linking arm is respectively provided with one on installation crossbeam both ends, And it is separately connected the flange of two fixinig plates.
The both ends of the installation crossbeam of the lower extending part are equipped with the first link block connecting with front overhang bottom arm assembly.
The lower extending part further includes reinforced sheet;The reinforced sheet is weldingly fixed on installation crossbeam and linking arm.
The lateral surface of the fixinig plate is equipped with the second link block connecting with front overhang bottom arm assembly.
The lateral surface of the fixinig plate is equipped with the third link block connecting with front overhang gas spring.
It further include reinforced seat;There are two the reinforced seat is set, and it is separately fixed at the top of two fixinig plate medial surfaces On.
The section of the reinforced seat is L-shaped, including vertical portion and transverse part;The vertical portion of the reinforced seat and fixinig plate Medial surface is fixed;The transverse part of the reinforced seat is fixed by screw piece and the top of vehicle frame installation position.
The support chip being fixedly connected with transverse part is fixed in the vertical portion of the reinforced seat.
In the reinforcing rib of splayed configuration arrangement there are two being set on the spring fastening top surface of the fixinig plate.
Using above-mentioned technical proposal, the present invention has the following beneficial effects: (1) structure of the invention is ingenious, lower extending part Design can reduce the mounting height of power-driven system, reduce chassis center of gravity, reduce power-driven system on chassis Occupied space, while lower extending part also increases the installation space for placing power-driven system, applicable power-driven system Volume specification is more kinds of, and fixinig plate installation is stablized, and side wall and the bottom of vehicle frame installation position are fixed on by screw piece, connects Securely, strong shock resistance.
(2) lower extending part of the invention includes installation crossbeam and linking arm, and linking arm is respectively provided with one on installation crossbeam both ends It is a, and be separately connected the flange of two fixinig plates, can reduce center of gravity and increase installation space.
(3) lower extending part of the invention further includes reinforced sheet, improves the bonding strength of installation crossbeam and linking arm, reliability is more It is good.
(4) the invention also includes reinforced seats, improve the firmness of installation, realize that fixinig plate and vehicle frame are installed by reinforced seat The top at position is fixed, and fixed effect is more preferably.
(5) it is fixed with the support chip being fixedly connected with transverse part in the vertical portion of reinforced seat of the invention, improves reinforced seat Self-strength improves the firmness of installation.
Detailed description of the invention
In order that the present invention can be more clearly and readily understood, right below according to specific embodiment and in conjunction with attached drawing The present invention is described in further detail, wherein
Fig. 1 is the structural diagram of the present invention.
Label in attached drawing are as follows:
Fixinig plate 1, flange 1-1, spring fastening 1-2, the second link block 1-3, third link block 1-4, lower extending part 2, installation Crossbeam 2-1, the first link block 2-1-1, linking arm 2-2, reinforced sheet 2-3, reinforced seat 3, support chip 3-1.
Specific embodiment
(embodiment 1)
See Fig. 1, the subframe of the present embodiment, including fixinig plate 1, lower extending part 2 and reinforced seat 3.There are two fixinig plate 1 is set, And it is fixed on respectively by screw piece on the two sides of vehicle frame installation position.Lower extending part 2 state two fixinig plates 1 bottom be equipped with pair To the flange 1-1 of fold.Flange 1-1 is fixed by screw piece and the bottom of vehicle frame installation position.1 lateral surface of fixinig plate is equipped with The spring fastening 1-2 being connect with shock-proof spring.It is connected between two fixinig plates 1 by two lower extending parts 2 disposed in parallel.Two 2 height of lower extending part is lower than the height of fixinig plate 1.For installing power-driven system on two lower extending parts 2.
Lower extending part 2 includes installation crossbeam 2-1 and linking arm 2-2.Linking arm 3-2 is respectively provided on the installation both ends crossbeam 3-1 One, and it is separately connected the flange 1-1 of two fixinig plates 1.
The both ends of the installation crossbeam 2-1 of lower extending part 2 are equipped with the first link block 2-1- connecting with front overhang bottom arm assembly 1。
Lower extending part 2 further includes reinforced sheet 2-3.Reinforced sheet 2-3 is weldingly fixed on installation crossbeam 2-1 and linking arm 2-2.
The lateral surface of fixinig plate 1 is equipped with the second link block 1-3 connecting with front overhang bottom arm assembly.Preferably, second Link block 1-3 is arranged four, and every two the second link block 1-3 is one group, is equipped with screw hole on each second link block 1-3.
The lateral surface of fixinig plate 1 is equipped with the third link block 1-4 connecting with front overhang gas spring.Third link block 1-4 is logical It crosses pin shaft and front overhang gas spring is rotatablely connected.
There are two reinforced seat 3 is set, and it is separately fixed on the top of two 1 medial surfaces of fixinig plate.
The section of reinforced seat 3 is L-shaped, including vertical portion and transverse part.The vertical portion of reinforced seat 3 and the inside of fixinig plate 1 Face is fixed.The transverse part of reinforced seat 3 is fixed by screw piece and the top of vehicle frame installation position.
The support chip 3-1 being fixedly connected with transverse part is fixed in the vertical portion of reinforced seat 3.
In the reinforcing rib of splayed configuration arrangement there are two being set on the top surface spring fastening 1-2 of fixinig plate 1.
Particular embodiments described above has carried out further in detail the purpose of the present invention, technical scheme and beneficial effects It describes in detail bright, it should be understood that the above is only a specific embodiment of the present invention, is not intended to restrict the invention, it is all Within the spirit and principles in the present invention, any modification, equivalent substitution, improvement and etc. done should be included in guarantor of the invention Within the scope of shield.

Claims (10)

1. a kind of subframe, it is characterised in that: including fixinig plate (1) and lower extending part (2);There are two the fixinig plate (1) sets, and And it is fixed on the two sides of vehicle frame installation position by screw piece respectively;The lower extending part (2) states the bottom of two fixinig plates (1) Flange (1-1) equipped with opposite direction fold;The flange (1-1) is fixed by screw piece and the bottom of vehicle frame installation position;It is described Fixinig plate (1) lateral surface is equipped with the spring fastening (1-2) connecting with shock-proof spring;Pass through between described two fixinig plates (1) Two lower extending parts (2) connection disposed in parallel;Described two lower extending parts (2) are highly lower than the height of fixinig plate (1);It is described two For installing power-driven system on lower extending part (2).
2. a kind of subframe according to claim 1, it is characterised in that: the lower extending part (2) includes installation crossbeam (2-1) With linking arm (2-2);The linking arm (2-2) is respectively provided with one on installation both ends crossbeam (2-1), and is separately connected two The flange (1-1) of fixinig plate (1).
3. a kind of subframe according to claim 2, it is characterised in that: the installation crossbeam (2-1) of the lower extending part (2) Both ends are equipped with the first link block (2-1-1) connecting with front overhang bottom arm assembly.
4. a kind of subframe according to claim 2, it is characterised in that: the lower extending part (2) further includes reinforced sheet (2- 3);The reinforced sheet (2-3) is weldingly fixed on installation crossbeam (2-1) and linking arm (2-2).
5. a kind of subframe according to claim 1, it is characterised in that: the lateral surface of the fixinig plate (1) be equipped with The second link block (1-3) of front overhang bottom arm assembly connection.
6. a kind of subframe according to claim 1, it is characterised in that: the lateral surface of the fixinig plate (1) be equipped with The third link block (1-4) of front overhang gas spring connection.
7. a kind of subframe according to claim 1, it is characterised in that: further include reinforced seat (3);The reinforced seat (3) If there are two, and it is separately fixed on the top of two fixinig plate (1) medial surfaces.
8. a kind of subframe according to claim 7, it is characterised in that: the section of the reinforced seat (3) is L-shaped, including Vertical portion and transverse part;The vertical portion of the reinforced seat (3) and the medial surface of fixinig plate (1) are fixed;The cross of the reinforced seat (3) It is fixed to portion by screw piece and the top of vehicle frame installation position.
9. a kind of subframe according to claim 8, it is characterised in that: be fixed in the vertical portion of the reinforced seat (3) The support chip (3-1) being fixedly connected with transverse part.
10. a kind of subframe according to claim 1, it is characterised in that: the spring fastening (1-2) of the fixinig plate (1) In the reinforcing rib of splayed configuration arrangement there are two being set on top surface.
CN201811155826.XA 2018-09-30 2018-09-30 A kind of subframe Pending CN109367621A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811155826.XA CN109367621A (en) 2018-09-30 2018-09-30 A kind of subframe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811155826.XA CN109367621A (en) 2018-09-30 2018-09-30 A kind of subframe

Publications (1)

Publication Number Publication Date
CN109367621A true CN109367621A (en) 2019-02-22

Family

ID=65402649

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201811155826.XA Pending CN109367621A (en) 2018-09-30 2018-09-30 A kind of subframe

Country Status (1)

Country Link
CN (1) CN109367621A (en)

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