CN102168510A - Miniature mute lock body - Google Patents
Miniature mute lock body Download PDFInfo
- Publication number
- CN102168510A CN102168510A CN201110059178XA CN201110059178A CN102168510A CN 102168510 A CN102168510 A CN 102168510A CN 201110059178X A CN201110059178X A CN 201110059178XA CN 201110059178 A CN201110059178 A CN 201110059178A CN 102168510 A CN102168510 A CN 102168510A
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- lock body
- ratchet
- dead bolt
- edge
- spring
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Abstract
The invention discloses a miniature mute lock body comprising a locking tongue, a pawl, three lock body mounting casings, a pawl spring, a locking tongue spring, a lock body shell, a transitional lever and a metal bracket, wherein the locking tongue is pivoted in the lock body shell by the lock body mounting casing and is fixed together with the locking tongue spring; the pawl is pivoted in the lock body shell by the lock body mounting casing, is engaged with the locking tongue, and is fixed together with the pawl spring; the transitional lever is engaged with the pawl; the metal bracket covers the locking tongue and the upper part of the pawl; and contact edges of the locking tongue, the pawl and the lock body shell are provided with a plurality of buffering holes, buffering projections or buffering slopes. By using the locking tongue and the pawl of an electric control integrated door lock for a vehicle, in a conventional working state, direct impaction contact between moving pieces is reduced, noise generated while an automobile door lock works is reduced and the sensory quality and the customer satisfaction of the vehicle are increased.
Description
Technical field
The present invention relates to the automobile-used automatically controlled integrated door lock of a kind of mute type, relate in particular to a kind of mini quiet lock body.
Background technology
Develop rapidly along with world car, the passenger is to the understanding of automobile knowledge increasing the time, requirement to the comfortableness of vehicle is also more and more higher, and wherein for door device, the sound of opening and closing is subjected to 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, the automobile industry starting of China is later relatively, a lot of automobile components are at the beginning of design, relative safety, that considers aspect comfort level will lack relatively, and by automobile door lock, a lot of door lock companies are in fracture strength and all requirements of far super 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 in conjunction with the Product Status of self, when not increasing the part extra cost, is designed and developed out the present automobile door lock of a ratio has very big lifting aspect sound automobile-used door lock based on the investigation to market, promotes client's satisfaction.
In view of this, this area inventor is at the problems referred to above, provides a kind of can the realization electronic insure and separate insurance, and at the mini quiet lock body of insuring in need not back after separating insurance.
Summary of the invention
The objective of the invention is to, a kind of mini quiet lock body is provided, overcome the difficulty of prior art, reduce dead bolt and ratchet each other direct impact velocity and intensity in the process of opening and closing, simultaneously, fastening position at dead bolt has increased spacing buffering, optimizes the pattern that cooperates changed dead bolt, ratchet and lock body mounting sleeve, and reaches the bump sound that the reduction car door produces in the opening and closing process.
The present invention adopts following technical scheme:
A kind of mini quiet lock body of the present invention comprises: dead bolt, ratchet, three lock body mounting sleeves, ratchet spring, latch bolt spring, lock body housing, transition lever and metallic supports; Described dead bolt is articulated in the described lock body housing by the lock body mounting sleeve, and described dead bolt and latch bolt spring fix; Described ratchet is articulated in the described lock body housing by the lock body mounting sleeve, and described ratchet is meshed with described dead bolt, and described ratchet and ratchet spring fix; Described transition lever meshes described ratchet, and described metallic support cover cap is on the top of described dead bolt and ratchet; Described dead bolt, ratchet and the contacted edge of lock body housing are arranged with some cushion holes, buffer protrusion or buffering slope.
Preferably, on the described dead bolt, the edge that contacts with described lock body housing is provided with cushion hole, and the edge that contacts with described ratchet is provided with cushion hole; On the described lock body housing, the edge that contacts with described dead bolt is provided with at least one cushion hole; On the described ratchet, the edge that contacts with described dead bolt is provided with cushion hole, and the edge that contacts with described lock body mounting sleeve is provided with cushion hole.
Preferably, the edge that contacts with described ratchet on the described dead bolt is provided with the buffer protrusion of the restriction ratchet position of engagement.
Preferably, the edge that contacts with metallic support on the described ratchet is provided with the buffering slope.
Preferably, also comprise lock body housing buffer stopper, be arranged in the described lock body housing, the restriction dead bolt position of engagement.
Preferably, described cushion hole is the prolate hole that is complementary with the edge.
Basic principle of the present invention is as follows:
Mini quiet lock body of the present invention is at car door opening with in closing, and crucial execution unit comprises as follows: dead bolt, ratchet, the lock body mounting sleeve, ratchet spring, latch bolt spring, the lock body housing, lock body housing buffer stopper, transition lever, metallic support, wherein, in automobile-used door lock opening and closing process, the generation source of sound mainly is created in, dead bolt and ratchet, ratchet and lock body mounting sleeve, 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 lock body parts closes and is during unlatching: the passenger is by the pulling door handle, trigger door lock backguy and a series of lock body internal part, drive the transition lever, transition lever pulling ratchet overcomes the torsion that ratchet spring provides, the dead bolt that release is engaged with, dead bolt is under the promotion of latch bolt spring, hightail engagement with ratchet, open with certain speed, finally stop at the enable possition down the spacing of lock body housing, the passenger discharges door handle, ratchet relies on the edge of dead bolt, is positioned at the enable possition.
The actuating logic of lock body parts closes and is when closing: passenger's closed door, car door drives automobile-used Door-lock bolt with certain speed, dead bolt bump snap close, 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 around the lock body mounting sleeve, at this moment, ratchet is under the effect of ratchet spring torsion, ratchet rotates to its fastening position rapidly, with dead bolt engagement and the final dead bolt that pins.
This invention is according to the operating principle of car door lock opening and closing, at dead bolt, the motion bump and the zone that contacts of ratchet and housing, design has increased the feature 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 timbre, finally improve client's satisfaction.
Owing to adopted above-mentioned technology, mini quiet lock body of the present invention is by the new moving component structure of invention, improve the mated condition of part, to reach the dead bolt that makes automobile-used automatically controlled integrated door lock and ratchet under the duty of routine, reduce the direct impact contact between the movement parts, make component movement milder, finally reduce the noise that automobile door lock produces when work, improve the organoleptic quality of vehicle, improve customer satisfaction.
Further specify the present invention below in conjunction with drawings and Examples.
Description of drawings
Fig. 1 is the key position frame for movement schematic diagram of mini quiet lock body of the present invention;
Fig. 2 is the key position frame for movement schematic diagram two of mini quiet lock body of the present invention;
Fig. 3 is the elevation of the lockset position of coupler of mini quiet lock body of the present invention;
Fig. 4 is the elevation of half lock position of mini quiet lock body of the present invention;
Fig. 5 is the elevation of the full lock position of mini quiet lock body of the present invention;
Fig. 6 is dead bolt among the present invention and ratchet enable possition cooperation view;
Fig. 7 is dead bolt among the present invention and ratchet half lock position cooperation view;
Fig. 8 is dead bolt among the present invention and ratchet full lock position cooperation view;
Fig. 9 is the metallic support schematic diagram among the present invention;
Figure 10 is that the B-B of Fig. 9 is to sectional drawing.
Reference numeral
1 is dead bolt
2 is ratchet
3 is the lock body mounting sleeve
4 is ratchet spring
5 is latch bolt spring
6 is the lock body housing
7 is lock body housing buffer stopper
8 are the transition lever
9 is metallic support
The specific embodiment
Introduce a kind of specific embodiment of the present invention below by Fig. 1 to 10.
Shown in Fig. 1 to 10, a kind of mini quiet lock body of the present invention comprises: dead bolt 1, ratchet 2, three lock body mounting sleeves 3, ratchet spring 4, latch bolt spring 5, lock body housing 6, transition lever 8 and metallic supports 9; Described dead bolt 1 is articulated in the described lock body housing 6 by lock body mounting sleeve 3, and described dead bolt 1 fixes with latch bolt spring 5; Described ratchet 2 is articulated in the described lock body housing 6 by lock body mounting sleeve 3, and described ratchet 2 is meshed with described dead bolt 1, and described ratchet 2 fixes with ratchet spring 4; The described ratchet 2 of described transition lever 8 engagements, described metallic support 9 cover caps are on the top of described dead bolt 1 and ratchet 2; Described dead bolt 1, ratchet 2 and lock body housing 6 contacted edges are arranged with some cushion holes, buffer protrusion or buffering slope.Also comprise lock body housing buffer stopper 7, be arranged in the described lock body housing 6, restriction dead bolt 1 position of engagement.
On the described dead bolt 1, the edge that contacts with described lock body housing 6 is provided with cushion hole a, b, and the edge that contacts with described ratchet 2 is provided with cushion hole c, g; On the described lock body housing 6, the edge that contacts with described dead bolt 1 is provided with at least one cushion hole i; On the described ratchet 2, the edge that contacts with described dead bolt 1 is provided with cushion hole d, and the edge that contacts with described lock body mounting sleeve 3 is provided with cushion hole e.
The edge that contacts with described ratchet 2 on the described dead bolt 1 is provided with the buffer protrusion f of restriction ratchet 2 positions of engagement.The edge that contacts with metallic support 9 on the described ratchet 2 is provided with buffering slope h.Described cushion hole is the prolate hole that is complementary with the edge.
Concrete use of the present invention is as follows:
Further specify the present invention below in conjunction with accompanying drawing.Fig. 1 to Figure 10 mainly shows key position frame for movement of the present invention, and unlatching, half lock of automobile-used door lock, the task of full lock are mainly finished in this position.
Wherein, the actuating logic of lock body parts closes and is during unlatching: the passenger is by the pulling door handle, trigger door lock backguy and a series of lock body internal part, drive transition lever 8, transition lever 8 pulling ratchets 2, 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 5, open with certain speed, finally stop at the enable possition down the spacing of lock body housing 6, the passenger discharges door handle, 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, and main feedback exists sound sharpness≤3.60; (acum), loudness≤18.0; (sone), sound pressure level≤67; (dBA).
The main flow door lock of domestic market is difficult to satisfy high like this requirement, this invention has designed cushion hole a after by research and analysis on dead bolt 1 and lock body housing 6, cushion hole b and cushion hole i, to slow down car door when opening, dead bolt is to the impact strength of lock body housing, reduce the vibration frequency between two parts, to reach sharpness that improves sound and the purpose that reduces loudness.
The actuating logic of partly locking process lock body parts closes and to be: the passenger is with than the low velocity closed door, car door drives automobile-used Door-lock bolt 1 with lower speed, dead bolt 1 bump snap close, the torsion that the impact force of car door produces on dead bolt overcomes the elastic force of latch bolt spring 5, make dead bolt rotate to dead bolt half lock position around lock body mounting sleeve 3, 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, comprehensive product know-how is in half lock position at the car door door lock, and this invention has designed cushion hole c on dead bolt 1 and ratchet 2, cushion hole d, cushion hole e, buffer attribute g, buffering slope h.Wherein cushion hole c and d are in order to reduce ratchet and dead bolt at the impact sound between when engagement; Cushion hole e is in order to reduce between ratchet 2 and the lock body mounting sleeve 3, to rotate to the impact sound of its fastening position and the generation of lock body mounting sleeve at ratchet rapidly; When buffer attribute g is closing of the door, the sound that produces in order to reduce dead bolt bump snap close; Buffering slope h is in order to strengthen the frictional force between ratchet 2 and the metallic support 9, to reduce ratchet return speed, reducing the impact energy of ratchet and see that Fig. 9 describes.These five buffer attributes, dead bolt when partly locking, the sound that produces because of bump between ratchet and lock body mounting sleeve and dead bolt and the snap close, and the sharpness of sound and sound pressure level from being reduced in lock body in varying degrees.
The actuating logic of full lock process lock body parts closes: the passenger is closed door at a relatively high speed, car door drives automobile-used Door-lock bolt 1 with higher speed, dead bolt 1 bump snap close, the torsion that the impact force of car door produces on dead bolt overcomes the elastic force of latch bolt spring 5, make dead bolt rotate to dead bolt full lock position around lock body mounting sleeve 3, 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 is invented at cushion hole c, cushion hole d, and cushion hole e on the buffering h basis, slope, has increased buffer protrusion f, simultaneously, on lock body housing 6, has designed lock body housing buffer stopper 9.Wherein, the main effect of buffer protrusion f is, uses design feature, and the position of engagement of having limited ratchet 2 makes it weakened greatly with the Impact energy of lock body mounting sleeve 3, reduces the effect of clashing into the sound intensity between ratchet and the lock body mounting sleeve to reach.9 effect is the plastics that the elastic body by flexibility replaces hard, and the rolling momentum purpose of restriction 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 (seeing that specifically Fig. 5 describes).
Pass through these all buffer attributes like this, and the application of lock body housing buffer stopper, effective reaching reduces lock body is opening, half lock, and the sound in the full lock process is for lifting client's satisfaction is made very big contribution.At present, the manual exemplar of this kind design has been made and finished, and is quiet respond well, in sound sharpness≤3.60; (acum), loudness≤18.0; (sone), sound pressure level≤67; (dBA) aspect all can meet the demands.
In summary, owing to adopted above-mentioned technology, mini quiet lock body of the present invention is by the new moving component structure of invention, improve the mated condition of part,, reduce the direct impact contact between the movement parts to reach the dead bolt that makes automobile-used automatically controlled integrated door lock and ratchet under the duty of routine, 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 illustrate 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 (6)
1. one kind mini quiet lock body is characterized in that, comprising: dead bolt (1), ratchet (2), three lock body mounting sleeves (3), ratchet spring (4), latch bolt spring (5), lock body housing (6), transition lever (8) and metallic support (9);
Described dead bolt (1) is articulated in the described lock body housing (6) by lock body mounting sleeve (3), and described dead bolt (1) fixes with latch bolt spring (5); Described ratchet (2) is articulated in the described lock body housing (6) by lock body mounting sleeve (3), and described ratchet (2) is meshed with described dead bolt (1), and described ratchet (2) fixes with ratchet spring (4); Described transition lever (8) meshes described ratchet (2), and described metallic support (9) cover cap is on the top of described dead bolt (1) and ratchet (2); Described dead bolt (1), ratchet (2) and the contacted edge of lock body housing (6) are arranged with some cushion holes, buffer protrusion or buffering slope.
2. mini quiet lock body according to claim 1 is characterized in that: on the described dead bolt (1), the edge that contacts with described lock body housing (6) is provided with cushion hole (a, b), and the edge that contacts with described ratchet (2) is provided with cushion hole (c, g);
On the described lock body housing (6), the edge that contacts with described dead bolt (1) is provided with at least one cushion hole (i);
On the described ratchet (2), the edge that contacts with described dead bolt (1) is provided with cushion hole (d), and the edge that contacts with described lock body mounting sleeve (3) is provided with cushion hole (e).
3. mini quiet lock body according to claim 1 is characterized in that: described dead bolt (1) is gone up the buffer protrusion (f) that the edge that contacts with described ratchet (2) is provided with restriction ratchet (2) position of engagement.
4. mini quiet lock body according to claim 1 is characterized in that: described ratchet (2) is gone up the edge that contacts with metallic support (9) and is provided with buffering slope (h).
5. mini quiet lock body according to claim 1 is characterized in that: also comprise lock body housing buffer stopper (7), be arranged in the described lock body housing (6), restriction dead bolt (1) position of engagement.
6. according to any described mini quiet lock body in the claim 1 to 5, it is characterized in that: described cushion hole is the prolate hole that is complementary with the edge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110059178XA CN102168510A (en) | 2011-03-11 | 2011-03-11 | Miniature mute lock body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110059178XA CN102168510A (en) | 2011-03-11 | 2011-03-11 | Miniature mute lock body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102168510A true CN102168510A (en) | 2011-08-31 |
Family
ID=44489813
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110059178XA Pending CN102168510A (en) | 2011-03-11 | 2011-03-11 | Miniature mute lock body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102168510A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102587747A (en) * | 2012-02-24 | 2012-07-18 | 上海恩坦华汽车门系统有限公司 | Silent stern door lock body for car |
| 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 |
| CN109914941A (en) * | 2019-04-17 | 2019-06-21 | 浙江森发智能电控门锁有限公司 | A kind of automobile door lock |
| WO2020192031A1 (en) * | 2019-03-27 | 2020-10-01 | 上海明庆塑胶有限公司 | Pawl and integrated automobile seat back lock using same |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0868252A (en) * | 1995-08-04 | 1996-03-12 | Honda Lock Mfg Co Ltd | Door locking device for car |
| CN1420251A (en) * | 2001-10-03 | 2003-05-28 | 本田制锁有限公司 | Door lock device for vehicle |
| CN101812941A (en) * | 2010-04-20 | 2010-08-25 | 无锡皓月汽车安全系统有限公司 | Mute automobile door lock |
| CN202017413U (en) * | 2011-03-11 | 2011-10-26 | 上海恩坦华汽车门系统有限公司 | Mini silent lock |
-
2011
- 2011-03-11 CN CN201110059178XA patent/CN102168510A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0868252A (en) * | 1995-08-04 | 1996-03-12 | Honda Lock Mfg Co Ltd | Door locking device for car |
| CN1420251A (en) * | 2001-10-03 | 2003-05-28 | 本田制锁有限公司 | Door lock device for vehicle |
| CN101812941A (en) * | 2010-04-20 | 2010-08-25 | 无锡皓月汽车安全系统有限公司 | Mute automobile door lock |
| CN202017413U (en) * | 2011-03-11 | 2011-10-26 | 上海恩坦华汽车门系统有限公司 | Mini silent lock |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102587747A (en) * | 2012-02-24 | 2012-07-18 | 上海恩坦华汽车门系统有限公司 | Silent stern door lock body for car |
| 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 |
| WO2020192031A1 (en) * | 2019-03-27 | 2020-10-01 | 上海明庆塑胶有限公司 | Pawl and integrated automobile seat back lock using same |
| CN109914941A (en) * | 2019-04-17 | 2019-06-21 | 浙江森发智能电控门锁有限公司 | A kind of automobile door lock |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20110831 |
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| RJ01 | Rejection of invention patent application after publication |