CN107044234B - A kind of automotive back door limiting device - Google Patents
A kind of automotive back door limiting device Download PDFInfo
- Publication number
- CN107044234B CN107044234B CN201710321328.7A CN201710321328A CN107044234B CN 107044234 B CN107044234 B CN 107044234B CN 201710321328 A CN201710321328 A CN 201710321328A CN 107044234 B CN107044234 B CN 107044234B
- Authority
- CN
- China
- Prior art keywords
- back door
- limited block
- lock
- closing piece
- body frame
- 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.)
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B83/00—Vehicle locks specially adapted for particular types of wing or vehicle
- E05B83/16—Locks for luggage compartments, car boot lids or car bonnets
- E05B83/18—Locks for luggage compartments, car boot lids or car bonnets for car boot lids or rear luggage compartments
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B85/00—Details of vehicle locks not provided for in groups E05B77/00 - E05B83/00
Abstract
The present invention relates to structure design of automobile, a kind of specifically automotive back door limiting device, the automotive back door is connected on body frame, the limiter for fixing back door is equipped on body frame, back door lock is equipped on back door, the back door lock includes the lock column assembly being arranged on body frame and the setting closing piece corresponding with lock column assembly is arranged on body frame on back door.The present invention is the improvement to traditional back door lock, can mitigate the abrasion of opening/closing door of vehicle system unit by adding limit assembly, eliminate abnormal sound, improve the reliability and organoleptic quality of opening/closing door of vehicle system.
Description
Technical field
The present invention relates to structure design of automobile, a kind of specifically automotive back door limiting device.
Background technique
With the rapid development in domestic passenger car market, wing-rooms on either side of a one-story house vehicle, especially SUV (sports utility vehicle) and MPV
(multipurpose automobile) vehicle is by consumers, and proportion is in the trend increased year by year in passenger car sales volume.Wing-rooms on either side of a one-story house
Vehicle and the general all outfits of single compartment vehicle (such as microbus) can on raise the back door (also known as back door, boot door) opened.On
The Conventional limit mode for lifting open-type back door is general are as follows: limiter, the fortune of limitation car door in the X direction is arranged in car door two sides
It is dynamic, car door freedom degree is limited jointly with door hinge and door lock, position when car door locking is kept, such as attached drawing 1 and attached drawing 2.
As new model outer dimension constantly increases in the market, the size and weight of back door are continuously increased, and are above raised and are opened
The problems such as traditional limit method of formula back door is broken there are lock pillar under car door abnormal sound, door lock abrasion, high-intensitive operating condition.It is such to ask
Topic cause vehicle development resources waste, organoleptic quality it is poor, after sale complaint the problems such as, urgent need to resolve.
Summary of the invention
The object of the present invention is to provide the automotive back door locking structures that one kind can change traditional back door locking effect.
To realize such purpose, technical solution provided by the invention are as follows:
A kind of automotive back door limiting device, the automotive back door are connected on body frame, set on body frame
There is the limiter for fixing back door, back door lock is equipped on back door, the back door lock includes being arranged in vehicle body bone
Lock column assembly on frame and closing piece corresponding with lock column assembly is arranged on body frame is set on back door.
The lock column assembly includes bottom plate and is located on bottom plate the lock pillar being adapted with closing piece for connecting back door,
Limiting component on bottom plate for being limited to closing piece.
The limiting component includes the limited block being arranged on bottom plate for being limited to closing piece, and the limited block includes
About the symmetrically arranged the first limit block and the second limit block of lock pillar.
The first limit block and the second limit block horizontal cross-section is obliquely installed close to the side of lock pillar.
The limited block is equipped with groove compatible with closing piece.
The groove horizontal cross-section is tapered, and when connection is larger close to one end notch of closing piece at first, and notch size is gradually
Reduce on the inside of to limited block.
The elastic layer for damping is equipped in the groove.
The lateral surface of first limited block and the second limited block is equipped with the inclined ribs for increasing self-strength.
The bottom plate includes lower plate compatible with body frame mounting groove and the upper plate that is arranged on lower plate,
The upper plate area is greater than bottom plate suqare.
Beneficial effects of the present invention:
The present invention is the improvement to traditional back door lock, can mitigate opening/closing door of vehicle system unit by adding limit assembly
Abrasion, eliminate abnormal sound, improve opening/closing door of vehicle system reliability and organoleptic quality.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is main view of the invention.
Fig. 3 is top view of the invention.
Fig. 4 is installation diagram of the invention.
Fig. 5 is the main view of the first limited block in the present invention.
Fig. 6 is the right view of the first limited block in the present invention.
1, body frame, 2, back door, the 3, first limited block, the 4, second limited block, 5, lock column assembly, 51, lock pillar, 6, on
Bottom plate, 7, lower plate, 8, groove, 9, closing piece, 10, inclined ribs, 11, compression cylinder, 12, elastic layer.
Specific embodiment
A kind of automotive back door limiting device as represented in figure 1, automotive back door 2 are arranged on body frame 1, vehicle body
Skeleton 1 is equipped with the limiter for fixing back door 2, and back door lock is equipped on back door 2, and back door lock includes that setting exists
Lock column assembly 5 and setting on body frame 1 is corresponding with lock column assembly 5 is arranged on body frame 1 on back door 2
Closing piece 9, lock column assembly 5 include bottom plate and be located on bottom plate be adapted with closing piece 9 lock pillar 51 for connecting back door 2 and
Be arranged on bottom plate for the limiting component that is limited to closing piece 9, limiting component include be connected on body frame 1 for pair
The limited block that closing piece 9 is limited, the limited block include about symmetrical first limited block 3 of lock pillar 51 and the second limited block 4,
Guarantee the stabilization that closing piece 9 is connect with lock pillar 51 in the present invention by adding limiting component on traditional 2 connection component of back door
Property, and then reach the shaking for reducing or avoiding back door 2.
Preferably, the inclination of the first limited block 3 and 4 horizontal cross-section of the second limited block close to lock pillar 51 in the present invention
Tiltedly setting, being obliquely installed here refer to that the first limited block 3 and the second limited block 4 close to a side of lock pillar are to be obliquely installed
, in order to realize the limit to back door X, Y-direction, as shown in Figs. 1-3 is a kind of angled manner of limited block, real
As long as the first limited block 3 and the second limited block 4 are tilted close to the side of lock pillar on border, does not need whole sides and all tilt
Setting, here close to the inner side surface of the side of lock pillar namely the first limited block 3 and the second limited block 4, inclining here certainly
Tiltedly setting is opposite, and 3 inner side surface of actually the first limited block and 4 inner side surface of the second limited block constitute one as loudspeaker
The opening of shape, the first limited block 3 and 4 inner side surface tilt angle of the second limited block and limited block inside and 9 contact jaw of closing piece
Face tilt angle is identical, in actual production the angle of the first limited block 3 and the second limited block 4 between the two be greater than 60 °-
120 °, the setting of 90 ° of the first limited block 3 and 4 angle of the second limited block, and 3 He of the first limited block are often used in actual production
Second limited block 4 is 45 ° respectively at the angle of lock pillar 51, and such limited block stress more balances, simultaneously as in vehicle processes,
Back door 2 is primarily present two kinds of movement tendencies: first moves namely vehicle traveling direction and Y-direction swing in X direction, and
The setting of limited block can reduce or avoid the transport of back door 2 in both directions, and then reduce the pendulum of back door 2
It is dynamic, the comfort level of automobile seating is improved, because limited block also largely reduces lock pillar to the position-limiting action of closing piece 9
51 with the mutual friction of closing piece 9, and then extend lock pillar 51 and closing piece 9 service life.
Preferably, limited block is equipped with groove 8 compatible with closing piece 9 in the present invention, groove includes setting the
The first groove on one limited block and the second groove being arranged on the second limited block, groove 8 are for closing piece 9 and limited block
It being adapted, after back door is closed, closing piece is in groove, and groove plays the role of that closing piece 9 is oriented to and is positioned, as
Bigger optimization, further groove 8 of the present invention design for gradation type, larger close to one end notch of closing piece 9 at first, notch ruler when connection
It is very little that gradually to reducing inside limited block, in other words, groove section is tapered, at first close to closing piece 9 it is open at one end it is larger be for
The entrance for facilitating closing piece 9 avoids initially entering the inconvenient problem of groove 8, and such setting reduces the requirement of workpiece assembly
Precision is also beneficial to reduce production cost.
Preferably, being equipped with the elastic layer 12 for damping in further groove 8 of the present invention, elastic layer 12 can have damping
Effect, while also can be reduced abrasion of the limited block to closing piece 9, be conducive to extend the service life of closing piece 9.
Preferably, the lateral surface of the first limited block 3 and the second limited block 4 is equipped with for increasing itself by force in the present invention
The inclined ribs 10 of degree, it is such that the use intensity for increasing limited block to a certain extent is set, be conducive to increase the present apparatus
Service life.
Preferably, insole board of the present invention includes that lower plate 7 compatible with 1 mounting groove of body frame and setting exist
Upper plate 6 on lower plate 7,6 area of upper plate are greater than 7 area of lower plate, and bottom plate is bolted in body frame 1
On, such setting, 6 area of upper plate is greater than 7 area of lower plate, as optimization as a result, lower plate 7 is in upper plate 6
Underface, this blocks lower plate 7 completely by upper plate 6, so that 6 edge of upper plate protrudes lower plate 7, such upper plate 6
The protruding portion of prominent lower plate 7 plays good supporting role, because we are arranged one on body frame 1 in production
Mounting groove, mounting groove size is identical as 7 size of lower plate, this is placed on lower plate 7 in mounting groove, because of upper plate
6 areas are larger, and upper plate 6 not can enter mounting groove, this allows for the top that upper plate 6 is in mounting groove, the lower end of upper plate 6
Face is in contact with body frame 1, this allows for lock column assembly 5 and places on body frame 1 more stable, and using effect is more preferable.
Preferably, the first limited block 3 and the second limited block 4 are equipped with the folder for compressing to closing piece 9 in the present invention
Portion is held, clamping part includes that the through-hole to stretch on limited block for cylinder block and the pressure for being compressed to closing piece 9 is arranged in
Tight cylinder 11, the here setting of compression cylinder 11 are all set on limited block, that is, on the first limited block 3 and the second limited block 4
There is the compression cylinder 11 for compression, while compression cylinder 11 can carry out closing piece 9 by through-hole covering fixation, work as back spare door
After closing, by opening compression cylinder 11, cylinder block passes through through-hole and carries out covering fixation to closing piece 9, as bigger optimization sheet
In order to preferably realize automation, lock column assembly 5 of the present invention further includes the regulator control system for regulating and controlling compression cylinder 11 for invention, is adjusted
Control system includes control module and detection module and the power plant module that is connected with control module, and power plant module is exactly to compress gas
Cylinder 11, single-chip microcontroller is usually used to handle in we to control module, single-chip microcontroller model: PIC single chip microcomputer or EMC monolithic
The single-chip microcontroller of machine, other certain models is also feasible, while checking that module generally uses sensor, uses position in the present invention
Sensor delivers a signal to single-chip microcontroller, sends out after single-chip microcontroller judgement after position sensor detects that closing piece 9 is connect with lock pillar 51
Send instruction to power plant module, so that compression cylinder 11 starts, and then realizes the compression to closing piece 9, while when needing to open, outside
Portion delivers a signal to single-chip microcontroller, sends instructions to power plant module after single-chip microcontroller judgement, so that compression cylinder 11 is closed, realizes and compresses
Release of the cylinder 11 to closing piece 9, such setting so that lock pillar 51 in the present invention and closing piece 9 be not it is single between the two
Connection, there are also external fixations, so that connection is more stable, the movement of back door 2 is confined to be become apparent, and greatly improve
The riding comfort of automobile.
The foregoing examples are only illustrative of the present invention, does not constitute the limitation to protection scope of the present invention, all
It is within being all belonged to the scope of protection of the present invention with the same or similar design of the present invention.
Claims (5)
1. a kind of automotive back door limiting device, the automotive back door are connected on body frame, are equipped on body frame
For fixing the limiter of back door, back door lock is equipped on back door, which is characterized in that the back door lock includes setting
Lock column assembly on body frame and lock corresponding with lock column assembly is arranged on body frame is set on back door
Block；The lock column assembly includes bottom plate and is located on bottom plate the lock pillar being adapted with closing piece for connecting back door, in bottom plate
On limiting component for being limited to closing piece；The limiting component includes being arranged on bottom plate for limiting to closing piece
Limited block, the limited block includes about the symmetrically arranged the first limit block and the second limit block of lock pillar；On the limited block
Equipped with groove compatible with closing piece；The groove horizontal cross-section is tapered, when connection at first close to one end notch of closing piece compared with
Greatly, notch size is gradually to reduction on the inside of limited block.
2. a kind of automotive back door limiting device according to claim 1, which is characterized in that first limited block and
Two limited block horizontal cross-sections are obliquely installed close to the side of lock pillar.
3. a kind of automotive back door limiting device according to claim 1, which is characterized in that be equipped with and be used in the groove
The elastic layer of damping.
4. a kind of automotive back door limiting device according to claim 3, which is characterized in that first limited block and
The lateral surface of two limited blocks is equipped with the inclined ribs for increasing self-strength.
5. a kind of automotive back door limiting device according to claim 2, which is characterized in that the bottom plate includes and vehicle body
Upper plate skeleton mounting groove compatible lower plate and be arranged on lower plate, the upper plate area are greater than bottom plate face
Product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710321328.7A CN107044234B (en) | 2017-05-09 | 2017-05-09 | A kind of automotive back door limiting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710321328.7A CN107044234B (en) | 2017-05-09 | 2017-05-09 | A kind of automotive back door limiting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107044234A CN107044234A (en) | 2017-08-15 |
| CN107044234B true CN107044234B (en) | 2019-04-02 |
Family
ID=59546740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710321328.7A Active CN107044234B (en) | 2017-05-09 | 2017-05-09 | A kind of automotive back door limiting device |
Country Status (1)
| Country | Link |
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| CN (1) | CN107044234B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109424272B (en) * | 2017-08-21 | 2020-06-19 | 比亚迪股份有限公司 | Vehicle, vehicle-mounted refrigerator and cabinet door locking force boosting device thereof |
| CN107939183A (en) * | 2017-11-15 | 2018-04-20 | 北京汽车股份有限公司 | Back door caging system and automobile |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61172974A (en) * | 1985-01-25 | 1986-08-04 | 株式会社 大井製作所 | Striker in lock apparatus |
| CN201190476Y (en) * | 2008-04-29 | 2009-02-04 | 重庆长安汽车股份有限公司 | Back door lock for sedan car |
| CN203640451U (en) * | 2013-12-19 | 2014-06-11 | 重庆长安汽车股份有限公司 | Automobile back door lock pin assembly |
| CN204311877U (en) * | 2014-11-26 | 2015-05-06 | 浙江吉利汽车研究院有限公司 | A kind of snap close of tailgate of vehicles lock |
| CN105019743B (en) * | 2015-06-19 | 2018-02-16 | 奇瑞汽车股份有限公司 | Limiting and guiding device suitable for automotive back door |
| CN206071296U (en) * | 2016-08-22 | 2017-04-05 | 福州福启橡塑有限公司 | A kind of automobile tail gate lock of structure durable |
| CN106285250B (en) * | 2016-08-31 | 2019-07-05 | 重庆长安汽车股份有限公司 | Tailgate lock pin |
-
2017
- 2017-05-09 CN CN201710321328.7A patent/CN107044234B/en active Active
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|---|---|
| CN107044234A (en) | 2017-08-15 |
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Address after: 241000 No. 8 Building, Science and Technology Industrial Park, 717 Zhongshan South Road, Yijiang District, Wuhu City, Anhui Province Patentee after: CHERY COMMERCIAL VEHICLE (ANHUI) Co.,Ltd. Address before: 241009 No. 16, Changchun Road, Wuhu economic and Technological Development Zone, Anhui, China Patentee before: CHERY COMMERCIAL VEHICLE (ANHUI) Co.,Ltd. |