CN102587747A - Silent stern door lock body for car - Google Patents
Silent stern door lock body for car Download PDFInfo
- Publication number
- CN102587747A CN102587747A CN2012100435428A CN201210043542A CN102587747A CN 102587747 A CN102587747 A CN 102587747A CN 2012100435428 A CN2012100435428 A CN 2012100435428A CN 201210043542 A CN201210043542 A CN 201210043542A CN 102587747 A CN102587747 A CN 102587747A
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- dead bolt
- ratchet
- spring
- lock body
- automobile
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Abstract
The invention discloses a silent stern door lock body for a car, which is matched with a lock column. The lock body comprises a spring bolt, a pawl, a bolt spring, a pawl spring, a shell, two rivets and a plurality of buffer holes, wherein the spring bolt and the pawl are pivoted in the shell by the rivets; the spring bolt and the bolt spring are fixed; the pawl and the pawl spring are fixed; a first buffer hole made of an elastic material is arranged on the spring bolt part engaged with the pawl; a second buffer hole made of an elastic material is arranged on the spring bolt part in collision with the lock column. According to the invention, the buffer characteristic and a buffer block are added in the movement collision and contact areas of the spring bolt, the pawl and the shell, so that the impact energy of the spring bolt and the pawl is absorbed well; a sound-producing source is weakened; the vibration frequency of the sound-producing source is reduced; the sound quality is optimized; and finally, the satisfaction degree of a consumer is improved.
Description
Technical field
The present invention relates to Lock for automobile, particularly a kind of automobile-used quiet tail-gate lock body.
Background technology
Along with the develop rapidly of automobile industry, the passenger is increasing to the understanding of automobile knowledge, and is also increasingly high to the requirement of vehicle riding comfort, and wherein for door device, the sound of opening and closing receives the degree of concern of client and car load company also more and more darker.American-European relatively and Japan and Korea S are automobile, and the automobile industry starting of China is later relatively, and a lot of automobile components are at the beginning of design; Relative safety; That aspect comfortableness, considers will lack relatively, and by automobile door lock, a lot of door lock companies are in fracture strength and all requirements of far ultra GB of the requirement aspect application life of lock body; But in the requirement aspect the comfort level, the energy of input and dynamics but are not very big for the passenger.
This invention is based on the investigation to market, for a ratio newly designed and developed in the market automobile tail gate be locked in the automobile-used tail-gate lock that there is very big lifting the sound aspect, thereby promote client's satisfaction.
In view of this, those skilled in the art provide a kind of automobile-used quiet tail-gate lock body to the problems referred to above.
Summary of the invention
The invention provides a kind of automobile-used quiet tail-gate lock body; Overcome the difficulty of prior art; Reduce moving components such as dead bolt and ratchet each other direct impact velocity and intensity in the process of opening and closing; Simultaneously, increased spacing buffering, reduced the bump sound that tailstock door produces in the opening and closing process thereby reach in unlatching, the fastening position of dead bolt and ratchet.
The present invention adopts following technical scheme:
The invention provides a kind of automobile-used quiet tail-gate lock body, match, comprise dead bolt, ratchet, latch bolt spring, ratchet spring, housing, two rivets and some cushion holes with lock; Said dead bolt and ratchet are articulated in the said housing through rivet respectively, and said dead bolt and latch bolt spring fix, and said ratchet and ratchet spring fix; On the said dead bolt, first cushion hole that is formed by elastomeric material is set with the ratchet engagement place; On the said dead bolt, second cushion hole that is formed by elastomeric material also is set with lock bump place.
Preferably, on the said dead bolt, the place is provided with the 3rd cushion hole that is formed by elastomeric material with said housing bump.
Preferably, on the said dead bolt, the contact position of the said lock of semi-surrounding is respectively equipped with some buffer part that formed by elastomeric material.
Contact position when preferably, said first cushion hole is arranged on said dead bolt and the engagement of ratchet half lock-bit.
Preferably, said dead bolt comprises the elastoplast layer that iron core is outer with being coated on said iron core, and said elastoplast layer forms cushion hole and buffer part respectively.
Preferably, said cushion hole is the prolate hole that is complementary with the edge.
Preferably, in the said housing, be provided with the dead bolt buffer stopper that forms by flexible elastomer material with the contacted edge of said dead bolt.
Preferably, in the said housing, be provided with the pawl bumper that forms by flexible elastomer material with the contacted edge of said ratchet.
Basic principle of the present invention is following:
Automobile-used quiet tail-gate lock body of the present invention is in the tail-gate opening and closing, and crucial execution unit comprises as follows: dead bolt, ratchet, ratchet spring, latch bolt spring, housing, dead bolt buffer stopper, pawl bumper, two rivets, wherein; In automobile-used tail-gate lock opening and closing process, the generation source of sound mainly is created in, dead bolt and ratchet; Ratchet and rivet; Impact sound between dead bolt and the lock body housing, impact velocity and intensity are the key factors that influences sound generating.
The actuating logic of tail-gate lock body parts relation is during unlatching: the passenger drives the manual unlocking pull bar through pulling tailstock door handle, and the manual unlocking pull bar drives pull bar and rotates; Pull bar is stirred ratchet and is overcome the torsion that ratchet spring provides, and discharges the dead bolt that is engaged with, and dead bolt is under the promotion of latch bolt spring; Hightail the engagement with ratchet, open with certain speed, the lock body housing spacing down; Finally stop at the enable possition; The passenger discharges tailstock door handle, and ratchet relies on the edge of dead bolt, is positioned at the enable possition.
The actuating logic of lock body parts relation is when closing: the passenger closes tailstock door, and tailstock door drives automobile-used tail-gate lock dead bolt, dead bolt bump lock with certain speed; The torsion that the impact force of car door produces on dead bolt overcomes the elastic force of latch bolt spring; Make dead bolt rotate to the dead bolt fastening position, at this moment, ratchet is under the effect of ratchet spring torsion; Rotate to its fastening position rapidly, with dead bolt engagement and the final dead bolt that pins.
Owing to adopted above-mentioned technology, compared with prior art, automobile-used quiet tail-gate lock body of the present invention is according to the operating principle of tailstock door lock opening and closing; At dead bolt, the motion of ratchet and housing bump and the zone that contacts, design has increased the characteristic and the buffer stopper of buffering; To reach the impact energy of better absorption dead bolt and ratchet, weaken the generation source, reduce the frequency of generation source vibrations; Optimize sound quality, finally improve client's satisfaction.
Further specify the present invention below in conjunction with accompanying drawing and embodiment.
Description of drawings
Fig. 1 is a key position frame for movement sketch map one of the present invention;
Fig. 2 is a key position frame for movement sketch map two of the present invention;
Fig. 3 is the elevation of lockset position of coupler of the present invention;
Fig. 4 is the elevation of the present invention's half lock position;
Fig. 5 is the elevation of full lock of the present invention position;
Fig. 6 is the sketch map of dead bolt of the present invention and ratchet enable possition mated condition;
Fig. 7 is the sketch map of dead bolt of the present invention and ratchet half lock position mated condition;
Fig. 8 is the sketch map of dead bolt of the present invention and ratchet full lock position mated condition;
Fig. 9 is the sketch map of dead bolt of the present invention and lock, ratchet full lock position mated condition.
Reference numeral
1 is dead bolt;
2 is ratchet;
3 is latch bolt spring;
4 is ratchet spring;
5 is pull bar;
6 is the manual unlocking pull bar;
7 is housing;
8 is lock;
9 is the dead bolt buffer stopper;
10 is pawl bumper;
11 is rivet;
12 is first cushion hole;
13 is second cushion hole;
14 is the 3rd cushion hole;
15 is buffer part.
The specific embodiment
Introduce a kind of specific embodiment of the present invention through Fig. 1 to 9 below.
Shown in Fig. 1 and 9, a kind of automobile-used quiet tail-gate lock body of the present invention matches with lock on the vehicle body 8, comprises dead bolt 1, ratchet 2, latch bolt spring 3, ratchet spring 4, housing 7, two rivets 11 and some cushion holes; Said dead bolt 1 is articulated in the said housing 7 through rivet 11 respectively with ratchet 2, and said dead bolt 1 fixes with latch bolt spring 3, and said ratchet 2 fixes with ratchet spring 4; On the said dead bolt 1, first cushion hole 12 that is formed by elastomeric material is set with ratchet 2 engagement places; On the said dead bolt 1, second cushion hole 13 that is formed by elastomeric material also is set with lock 8 bump places.
On the said dead bolt 1,7 bump places are provided with the 3rd cushion hole 14 that is formed by elastomeric material with said housing.On the said dead bolt 1, the contact position of the said lock 8 of semi-surrounding is respectively equipped with some buffer part 15 that formed by elastomeric material.Contact position when said first cushion hole is arranged on said dead bolt 1 with the engagement of ratchet 2 half lock-bits.
Said dead bolt 1 comprises the elastoplast layer that iron core is outer with being coated on said iron core, and said elastoplast layer forms cushion hole and buffer part respectively.Said cushion hole is the prolate hole that is complementary with the edge.
In the said housing 7, be provided with the dead bolt buffer stopper 9 that forms by flexible elastomer material, be provided with the pawl bumper 10 that forms by flexible elastomer material with said ratchet 2 contacted edges with said dead bolt 1 contacted edge.
Actual mode of occupation of the present invention is following:
Fig. 1 to Fig. 9 mainly shows this lock invention key position frame for movement, and unlatching, half lock of automobile-used tail-gate lock, the task of full lock are mainly accomplished in this position.
Wherein, the actuating logic of tail-gate lock body parts relation is during unlatching: the passenger triggers backguy or connecting rod through pulling tailstock door handle, drives manual unlocking pull bar 6; Manual unlocking pull bar 6 drives pull bar 5 and rotates, and stirs ratchet 2 simultaneously, and ratchet 2 overcomes the torsion that ratchet spring 4 provides; The dead bolt 1 that release is engaged with, dead bolt 1 hightail the engagement with ratchet 2 under the promotion of latch bolt spring 3; Open with certain speed, lock body housing 7 spacing down, finally stop at the enable possition; The passenger discharges door handle, and ratchet relies on the edge of dead bolt, is positioned at the enable possition.
At present, car load company and passenger have relatively high expectations to the sound of the opening and closing of car door lock, mainly feed back in sound sharpness and loudness.
The main flow tail-gate lock of domestic market is difficult to satisfy high like this requirement; This invention has designed the 3rd cushion hole 14 (referring to Fig. 6) after through research and analysis on dead bolt 1; With slow down tail-gate when opening dead bolt to the impact strength of lock body housing 7; Reduce the vibration frequency between two parts, to reach sharpness that improves sound and the purpose that reduces loudness.
The actuating logic relation of partly locking process lock body parts is: the passenger is to close tail-gate than low velocity, and tail-gate is with lower speed and drive tail-gate lock dead bolt 1, dead bolt 1 bump lock 8; The torsion that the impact force of tail-gate produces on dead bolt overcomes the elastic force of latch bolt spring 3; Make dead bolt rotate to dead bolt half lock position, at this moment, ratchet 2 is under the effect of ratchet spring 4 torsion; Ratchet rotates to its fastening position rapidly, with engagement of dead bolt half lock-bit and the final dead bolt that pins.
Equally, be in half lock position (referring to Fig. 7) at the tail-gate lock, this invention has designed first cushion hole 12 and second cushion hole 13 on dead bolt 1.First cushion hole 12 is in order to reduce ratchet and dead bolt at the impact sound between when engagement; When second cushion hole 13 is closing of the door, the sound that produces in order to reduce dead bolt bump lock.These two buffer attributes, the sound that produces because of bump between dead bolt and ratchet and dead bolt and the snap close when partly locking, and the sharpness of sound and sound pressure level from being reduced in lock body in varying degrees.
The actuating logic relation of full lock process lock body parts is: the passenger closes tail-gate at a relatively high speed, and tail-gate drives tail-gate lock dead bolt 1 with higher speed, dead bolt 1 bump lock 8; The torsion that the impact force of tail-gate produces on dead bolt overcomes the elastic force of latch bolt spring 3; Make dead bolt around rotating to dead bolt full lock position, at this moment, ratchet 2 is under the effect of ratchet spring 4 torsion; Ratchet rotates to its fastening position rapidly, with engagement of dead bolt full lock position and the final dead bolt that pins.
Analyze this kind situation, be in the full lock position at the car door door lock, this invention with installation dead bolt buffer stopper 9 and pawl bumper 10 (referring to Fig. 8), and designs buffer part 15 (referring to Fig. 9) in the characteristic that on housing 7, has designed the dress buffer stopper on dead bolt 1.Pawl bumper 10 mainly acts on, flexible elastomer, and the position of engagement of having limited ratchet 2 is weakened the Impact energy of its dead bolt greatly, to reach the effect that reduces impact sound.The effect of dead bolt buffer stopper 9 is the elastic body materials through flexibility, and the restriction rolling momentum purpose of dead bolt in the full lock position design in order to reach, and like this, do not had unmanageable rocking, and just do not have unmanageable sound generating.The main effect of buffer part 15 is between plastic part and the lock through dead bolt 1 certain amount of interference to be arranged, and eliminates dead bolt 1 and waits the sound that causes because of vibrations with lock 8.
Like this through these all buffer attributes, and the application of dead bolt, pawl bumper, effective reaching reduces the tail-gate lock body is opening, half lock, and the sharpness of sound and loudness in the full lock process are for the satisfaction that promotes the client is made very big contribution.
Can know that to sum up owing to adopted above-mentioned technology, automobile-used quiet tail-gate lock body of the present invention is through the new moving component structure of invention; And the mated condition of part, to reach the dead bolt that makes automobile-used tail-gate lock and ratchet under the duty of routine, the direct impact that reduces between the movement parts contacts; Make component movement milder; The final noise that reduces automobile door lock generation when work, the organoleptic quality of raising vehicle is improved customer satisfaction.
Above-described embodiment only is used to explain technological thought of the present invention and characteristics; Its purpose is to make those skilled in the art can understand content of the present invention and implements according to this; Can not only limit claim of the present invention with present embodiment; Be all equal variation or modifications of doing according to disclosed spirit, still drop in the claim of the present invention.
Claims (8)
1. an automobile-used quiet tail-gate lock body cooperates with lock (8), it is characterized in that: comprise dead bolt (1), ratchet (2), latch bolt spring (3), ratchet spring (4), housing (7), two rivets (11) and some cushion holes;
Said dead bolt (1) and ratchet (2) are articulated in the said housing (7) through rivet (11) respectively, and said dead bolt (1) fixes with latch bolt spring (3), and said ratchet (2) fixes with ratchet spring (4);
On the said dead bolt (1), first cushion hole (12) that is formed by elastomeric material is set with ratchet (2) engagement place;
On the said dead bolt (1), second cushion hole (13) that is formed by elastomeric material also is set with lock (8) bump place.
2. automobile-used quiet tail-gate lock body as claimed in claim 1 is characterized in that: on the said dead bolt (1), be provided with the 3rd cushion hole (14) that is formed by elastomeric material with said housing (7) bump place.
3. automobile-used quiet tail-gate lock body as claimed in claim 2 is characterized in that: on the said dead bolt (1), the contact position of the said lock of semi-surrounding (8) is respectively equipped with some buffer part that formed by elastomeric material (15).
4. automobile-used quiet tail-gate lock body as claimed in claim 1 is characterized in that: the contact position when said first cushion hole is arranged on said dead bolt (1) with the engagement of ratchet (2) half lock-bits.
5. like any described automobile-used quiet tail-gate lock body in the claim 1 to 4, it is characterized in that: said dead bolt (1) comprises the elastoplast layer that iron core is outer with being coated on said iron core, and said elastoplast layer forms cushion hole and buffer part respectively.
6. automobile-used quiet tail-gate lock body as claimed in claim 5, it is characterized in that: said cushion hole is the prolate hole that is complementary with the edge.
7. automobile-used quiet tail-gate lock body as claimed in claim 6 is characterized in that: in the said housing (7), be provided with the dead bolt buffer stopper (9) that is formed by flexible elastomer material with the contacted edge of said dead bolt (1).
8. automobile-used quiet tail-gate lock body as claimed in claim 7 is characterized in that: in the said housing (7), be provided with the pawl bumper (10) that is formed by flexible elastomer material with the contacted edge of said ratchet (2).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2012100435428A CN102587747A (en) | 2012-02-24 | 2012-02-24 | Silent stern door lock body for car |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2012100435428A CN102587747A (en) | 2012-02-24 | 2012-02-24 | Silent stern door lock body for car |
Publications (1)
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CN102587747A true CN102587747A (en) | 2012-07-18 |
Family
ID=46476926
Family Applications (1)
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CN2012100435428A Pending CN102587747A (en) | 2012-02-24 | 2012-02-24 | Silent stern door lock body for car |
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CN (1) | CN102587747A (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105041072A (en) * | 2015-06-18 | 2015-11-11 | 北京汽车研究总院有限公司 | Automobile door lock assembly and automobile |
CN106481162A (en) * | 2015-08-28 | 2017-03-08 | 昆山麦格纳汽车系统有限公司 | Clamp reduces noise structure |
TWI617730B (en) * | 2017-04-20 | 2018-03-11 | 信昌機械廠股份有限公司 | Door lock device for lift-type car door |
CN110344677A (en) * | 2019-06-14 | 2019-10-18 | 浙江吉利控股集团有限公司 | A kind of automobile door lock and vehicle with buffer unit |
CN113906188A (en) * | 2019-05-21 | 2022-01-07 | 开开特股份公司 | Motor vehicle lock |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5544925A (en) * | 1992-11-09 | 1996-08-13 | Mitsui Kinzoku Kogyo Kabushiki Kaisha | Spring mounting device for automotive door lock apparatus |
CN1420251A (en) * | 2001-10-03 | 2003-05-28 | 本田制锁有限公司 | Door lock device for vehicle |
WO2004101929A2 (en) * | 2003-05-08 | 2004-11-25 | Kiekert Aktiengesellschaft | Motor vehicle door lock |
CN201679327U (en) * | 2010-04-20 | 2010-12-22 | 无锡皓月汽车安全系统有限公司 | Mute car door lock |
CN102168510A (en) * | 2011-03-11 | 2011-08-31 | 上海恩坦华汽车门系统有限公司 | Miniature mute lock body |
CN202544562U (en) * | 2012-02-24 | 2012-11-21 | 上海恩坦华汽车门系统有限公司 | Mute tail door lock body used for vehicle |
-
2012
- 2012-02-24 CN CN2012100435428A patent/CN102587747A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5544925A (en) * | 1992-11-09 | 1996-08-13 | Mitsui Kinzoku Kogyo Kabushiki Kaisha | Spring mounting device for automotive door lock apparatus |
CN1420251A (en) * | 2001-10-03 | 2003-05-28 | 本田制锁有限公司 | Door lock device for vehicle |
WO2004101929A2 (en) * | 2003-05-08 | 2004-11-25 | Kiekert Aktiengesellschaft | Motor vehicle door lock |
CN201679327U (en) * | 2010-04-20 | 2010-12-22 | 无锡皓月汽车安全系统有限公司 | Mute car door lock |
CN102168510A (en) * | 2011-03-11 | 2011-08-31 | 上海恩坦华汽车门系统有限公司 | Miniature mute lock body |
CN202544562U (en) * | 2012-02-24 | 2012-11-21 | 上海恩坦华汽车门系统有限公司 | Mute tail door lock body used for vehicle |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105041072A (en) * | 2015-06-18 | 2015-11-11 | 北京汽车研究总院有限公司 | Automobile door lock assembly and automobile |
CN106481162A (en) * | 2015-08-28 | 2017-03-08 | 昆山麦格纳汽车系统有限公司 | Clamp reduces noise structure |
TWI617730B (en) * | 2017-04-20 | 2018-03-11 | 信昌機械廠股份有限公司 | Door lock device for lift-type car door |
CN113906188A (en) * | 2019-05-21 | 2022-01-07 | 开开特股份公司 | Motor vehicle lock |
CN110344677A (en) * | 2019-06-14 | 2019-10-18 | 浙江吉利控股集团有限公司 | A kind of automobile door lock and vehicle with buffer unit |
CN110344677B (en) * | 2019-06-14 | 2021-02-26 | 浙江吉利控股集团有限公司 | Take buffer's automobile door lock and vehicle |
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Application publication date: 20120718 |