CN109372353A - Instrument desk glove box lock mechanism - Google Patents

Instrument desk glove box lock mechanism Download PDF

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Publication number
CN109372353A
CN109372353A CN201811509213.1A CN201811509213A CN109372353A CN 109372353 A CN109372353 A CN 109372353A CN 201811509213 A CN201811509213 A CN 201811509213A CN 109372353 A CN109372353 A CN 109372353A
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CN
China
Prior art keywords
lock tongue
gear
glove box
guide rod
connecting rod
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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.)
Granted
Application number
CN201811509213.1A
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Chinese (zh)
Other versions
CN109372353B (en
Inventor
李迎春
王勇
江三爱
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.)
Hunan Longchuang Automotive Technology Co Ltd
Original Assignee
Hunan Longchuang Automotive 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.)
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Publication date
Application filed by Hunan Longchuang Automotive Technology Co Ltd filed Critical Hunan Longchuang Automotive Technology Co Ltd
Priority to CN201811509213.1A priority Critical patent/CN109372353B/en
Publication of CN109372353A publication Critical patent/CN109372353A/en
Application granted granted Critical
Publication of CN109372353B publication Critical patent/CN109372353B/en
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Anticipated expiration legal-status Critical

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Classifications

    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05CBOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
    • E05C9/00Arrangements of simultaneously actuated bolts or other securing devices at well-separated positions on the same wing
    • E05C9/04Arrangements of simultaneously actuated bolts or other securing devices at well-separated positions on the same wing with two sliding bars moved in opposite directions when fastening or unfastening
    • E05C9/041Arrangements of simultaneously actuated bolts or other securing devices at well-separated positions on the same wing with two sliding bars moved in opposite directions when fastening or unfastening with rack and pinion mechanism
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R7/00Stowing or holding appliances inside vehicle primarily intended for personal property smaller than suit-cases, e.g. travelling articles, or maps
    • B60R7/04Stowing or holding appliances inside vehicle primarily intended for personal property smaller than suit-cases, e.g. travelling articles, or maps in driver or passenger space, e.g. using racks
    • B60R7/06Stowing or holding appliances inside vehicle primarily intended for personal property smaller than suit-cases, e.g. travelling articles, or maps in driver or passenger space, e.g. using racks mounted on or below dashboards
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05BLOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B17/00Accessories in connection with locks
    • E05B17/0045Silencing devices; Noise reduction

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Vehicle Step Arrangements And Article Storage (AREA)

Abstract

The present invention provides instrument desk glove box lock mechanism, comprising: lock tongue guide rod and lock tongue connecting rod, lock tongue guide rod and lock tongue connecting rod are arranged in parallel;Interlinked mechanism, one end are connected with lock tongue guide rod, and the other end is connected with lock tongue connecting rod;One end of unlock piece, unlock piece is connected with lock tongue guide rod, and the other end is arranged in outside glove box, and unlock piece can drive lock tongue guide rod mobile to lock tongue connecting rod body of rod direction;Resetting-mechanism, by two elastic elements be connected respectively with lock tongue guide rod, lock tongue connecting rod;Wherein interlinked mechanism uses gear drive, and the gear includes gear and gear soft layer, and gear soft layer covers gear surface.The purpose of the present invention is to provide instrument desk glove box lock mechanism, the noise of latch mechanism running in instrument desk glove box use process is reduced, vehicle comfort is improved.

Description

Instrument desk glove box lock mechanism
Technical field
The present invention relates to field of automobile parts and components, and in particular to arrives instrument desk glove box lock mechanism, i.e. reduction instrument desk hand The noise that latch mechanism operates in casing use process improves vehicle comfort.
Background technique
Configuration can store the glove box of simple article on the instrument board (Instrument panel) of general automobile (Glove box).The glove box is generally configured at the front of passenger seat.The glove box is described in described be fixedly installed in The glove box skin of instrument board, and the hinged and glove box door that is opened and closed under the operation of user in the glove box skin It constitutes and article can be stored in the glove box door.
Prevailing with high-end vehicle, people also pursue automobile interior decoration quality higher and higher, these qualities include interior Adorn components feel in use and vehicle noise level etc. in the process of running.Existing glove box lock is It is made of several parts such as lock body, lock tongue, spring and attacker, existing patent CN201110052430.4 is produced for glove box lock at present Raw noise is studied, and the following aspects is concentrated mainly on:
First, since the sliding slot cross section on lock tongue and matched lock body is a rectangle, around this structure lock tongue Gap is larger, and lock tongue freedom degree in sliding slot is larger, is easy to produce shaking, generates noise in use so as to cause glove box;
Second, lock pin and lock body plastic part directly generate collision after closing glove box due to the setting of not no resilient cushion, cause The perceived quality of glove box is very poor.
But our company, according to still finding that it generates noise after improving above structure, improved noise is concentrated mainly on Use traditional hand lock tongue return strike note and gear engagement noise.
Summary of the invention
Technical problems to be solved
In view of the foregoing, it is an object to provide instrument desk glove box lock mechanism, reduces instrument desk glove box and uses The noise of latch mechanism running in the process, improves vehicle comfort.
(2) technical solution
To solve the technical problem, the present invention is provided:
Instrument desk glove box lock mechanism, comprising:
Lock tongue guide rod and lock tongue connecting rod, lock tongue guide rod and lock tongue connecting rod are arranged in parallel;
Interlinked mechanism, one end are connected with lock tongue guide rod, and the other end is connected with lock tongue connecting rod;
One end of unlock piece, unlock piece is connected with lock tongue guide rod, and the other end is arranged in outside glove box, and unlock piece can drive lock tongue Guide rod is mobile to lock tongue connecting rod body of rod direction;
Resetting-mechanism, by two elastic elements be connected respectively with lock tongue guide rod, lock tongue connecting rod;
Wherein interlinked mechanism uses gear drive, and the gear includes gear and gear soft layer, and gear soft layer covers Lid gear surface.
This programme further improvement lies in that, lock tongue guide rod is additionally provided with mute with one end end that lock tongue connecting rod is not connected Pad.
This programme further improvement lies in that, the interlinked mechanism include gear and with gear cooperation interconnecting piece, connect Socket part is arranged in lock tongue guide rod and lock tongue connecting rod is held in opposite directions, and the rack gear of gear matches is provided on interconnecting piece, the tooth Wheel is then by being set on the connecting column of glove box inner panel protrusion.
This programme further improvement lies in that, balance wing, the balance wing are provided on the lock tongue guide rod and lock tongue connecting rod On be provided with the connecting hole connecting with elastic element.
This programme further improvement lies in that, the gear is prepared using ABS material, and gear soft layer then uses The preparation of TPU material, is integrally formed, and gear thickness formed after injection molding is constant using quadric injection mould.
This programme further improvement lies in that, the gear soft layer with a thickness of H4, the diameter of gear maximum is D1, then D1≥10H4。
This programme further improvement lies in that, the muting pad is prepared using EPDM material, logical with lock tongue guide rod/lock tongue connecting rod Quadric injection mould is crossed to link into an integrated entity.
This programme further improvement lies in that, wherein thickness H1 of the muting pad far from interlinked mechanism side, close to interlinked mechanism side Thickness H2, intermediate thickness H3, the diameter D2 of muting pad, then H2 >=H1 >=H2/2 >=H3, and 2 (H1+H2+H3)≤D2≤5 (H1+H2+H3)。
(3) beneficial effect
Instrument desk glove box lock provided by the invention mechanism, has adjusted gear structure, so that gear uses double-layer structure, outside is TPU soft layer, inside are ABS hard layer, and the thickness by adjusting TPU layer comes so that noise generates is effectively reduced and kept away Exempt from;
And in order to further decrease abnormal sound caused by lock tongue guide rod/lock tongue connecting rod rebound, increase muting pad in its end, and By on muting pad quadric injection mould to lock tongue guide rod/lock tongue connecting rod, the thickness of each section of muting pad of control comes so that noise generates to obtain It effectively reduces and avoids,
The present invention reduces the maximum difference of mode of life relative to it and is that the present invention is based on the productions that test of many times just finds noise Source of students is located at gear and lock tongue guide rod/lock tongue interlinking lever end.
Detailed description of the invention
Fig. 1 is the schematic diagram of instrument desk glove box lock mechanism;
Fig. 2 is the schematic diagram of instrument desk glove box lock mechanism middle gear;
Fig. 3 is the schematic diagram of muting pad in instrument desk glove box lock mechanism.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiments of the present invention will be described in further detail.Implement below Example is not intended to limit the scope of the invention for illustrating the present invention.
Instrument desk glove box lock mechanism, comprising: lock tongue guide rod 1 and lock tongue connecting rod 2, lock tongue guide rod 1 are parallel with lock tongue connecting rod 2 Arrangement;Interlinked mechanism 3, one end are connected with lock tongue guide rod 1, and the other end is connected with lock tongue connecting rod 2;Unlock piece (is not shown in figure Show), one end of unlock piece (not shown) is connected with lock tongue guide rod 1, and the other end is arranged in outside glove box, and unlock piece (figure In do not show) lock tongue guide rod 1 can be driven mobile to 2 body of rod direction of lock tongue connecting rod;Resetting-mechanism 5 passes through two elastic elements 51 be connected respectively with lock tongue guide rod 1, lock tongue connecting rod 2;Wherein interlinked mechanism 3 is driven using gear 30, and the gear 30 includes Gear 31 and gear soft layer 32, gear soft layer 32 cover 31 surface of gear.
Simultaneously lock tongue guide rod 1 is additionally provided with muting pad 10 with one end end that lock tongue connecting rod 2 is not connected.The gearing Mechanism 3 includes gear 30 and the interconnecting piece 4 with the cooperation of gear 30, and interconnecting piece 4 is arranged in lock tongue guide rod 1 and lock tongue connects Bar 2 is held in opposite directions, and the matched rack gear 41 of gear 30 is provided on interconnecting piece 4, and the gear 30 is then by being set in glove box On the connecting column 42 of plate protrusion.Bearing can be added between connecting column 42 and gear 30.
And it is provided with balance wing 52 on the lock tongue guide rod 1 and lock tongue connecting rod 2, is provided in the balance wing 52 and bullet Property the connecting hole 53 that connects of element 51, the elastic element 51 is using conventional extension spring.
Unlock piece (not shown) drives lock tongue guide rod 1 mobile to 2 direction of lock tongue connecting rod in use, so that lock One end that tongue guide rod 1 is connected with interlinked mechanism 3 is also mobile to 2 direction of lock tongue connecting rod, is driven using gear 30 so that lock tongue connecting rod 2 The one end being connected with interlinked mechanism 3 is mobile to 1 direction of lock tongue guide rod, i.e., both lock tongue connecting rod 2 and lock tongue guide rod 1 move toward one another, The two can be realized to be located remotely from each other with lock one end, to achieve the purpose that unlock.In unlocking process, since gear 30 passes It is dynamic, so that gear 30 is in rotation process in entire unlocking process, and contacted with rack gear 41, in addition automobile is in driving process It is middle exist jolt situation so that gear 30 and rack gear 41 will appear abnormal sound during cooperating, to generate fuzz tone, thus I Gear 30 is provided with gear soft layer 32 by department, and certain squeeze is played by gear soft layer 32 and is buffered, the two matches more Rationally, the generation of noise is avoided.
In a particular embodiment, the gear 31 is prepared using ABS material, and gear soft layer 32 then uses TPU Material preparation, is integrally formed, and 31 thickness of gear formed after injection molding is constant using quadric injection mould.The gear soft layer 32 with a thickness of H4, the diameter of 30 maximum of gear is D1, then D1 >=10H4.
Its middle gear 30ABS material selects POLYLAC ABS, and injection temperature is controlled at 205 ± 10 DEG C, and mold temperature is 73 ± 3 DEG C, injection volume is controlled the 70% of standard injection amount.Carrying out quadric injection mould TPU after gear 31 is molded completion cooling is It can.Wherein soft layer with a thickness of 1-2mm, 30 maximum gauge of gear is 2cm, the number of teeth 80.
The thickness of the technique and 30 diameter of gear and soft layer that are prepared by control gear 30 is to following example 1-5 It is tested and (does not add muting pad 10).
Above-mentioned conclusion (of pressure testing) can be seen that the antiwear characteristic of TPU increases as its thickness increases, but soft layer thickness The section 1.2-2mm influences less, to be thought of as reducing noise, then thickness that can be preferably 1.2-2mm sections matches, and optimal selection is 1.5mm, one reason are in manufacturing process can there is a little error, and median is selected finally to prepare actual result still in model It encloses, secondly reason is that the 1.5mm cost that in contrast the two is molded is relatively low.
In a particular embodiment, the muting pad 10 is prepared using EPDM material, is passed through with 1/ lock tongue connecting rod 2 of lock tongue guide rod Quadric injection mould links into an integrated entity.
Wherein thickness H1 of the muting pad 10 far from 3 side of interlinked mechanism, the thickness H2 close to 3 side of interlinked mechanism, intermediate thickness Spend H3, the diameter D2 of muting pad 10, then H2 >=H1 >=H2/2 >=H3, and 2 (H1+H2+H3)≤D2≤5 (H1+H2+H3).It is preferred that Ground, the diameter of D2 are 15-20mm, then H1 is 1.2-2.4mm, H2 3-4mm, H3 0.7-1.1mm.
The thickness of the technique and 30 diameter of gear and soft layer that are prepared by control gear 30 is to following example 1-5 It is tested and (adds muting pad 10).
Embodiment 1 Embodiment 2 Embodiment 3 Embodiment 4 Embodiment 5
30 maximum gauge of gear 20mm 20mm 20mm 20mm 20
Soft layer thickness 1mm 1.2mm 1.5mm 2mm 2.5
The number of teeth 80 80 80 80 80
D2 18mm 18mm 18mm 18mm 18mm
H1 2.4mm 2.4mm 2.4mm 2.4mm 2.4mm
H2 2.6mm 3mm 3.2mm 3.4mm 3.8mm
H3 0.8mm 0.8mm 0.8mm 0.8mm 0.8mm
Noise decibel (random 10 average value) dB 22 20 17 18 17
Above-mentioned conclusion (of pressure testing) can be seen that H1 increases and lower noise with its thickness, but H2 influences in the section 3.2-3.8mm Less, be thought of as reducing noise, then can thickness that preferably H2 is 3.2-3.8mm sections match, optimal selection 3.4mm, One reason is in manufacturing process can there is a little error, and median is selected finally to prepare actual result still in range, secondly Reason is that the smaller material requested of thickness is fewer, and cost is relatively low.
The unlock piece not shown in figure is a kind of common structure, attached drawing in specific visible patent 201420649908.0 2。
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention, Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features, All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention Within protection scope.

Claims (8)

1. instrument desk glove box lock mechanism, comprising:
Lock tongue guide rod and lock tongue connecting rod, lock tongue guide rod and lock tongue connecting rod are arranged in parallel;
Interlinked mechanism, one end are connected with lock tongue guide rod, and the other end is connected with lock tongue connecting rod;
One end of unlock piece, unlock piece is connected with lock tongue guide rod, and the other end is arranged in outside glove box, and unlock piece can drive lock tongue Guide rod is mobile to lock tongue connecting rod body of rod direction;
Resetting-mechanism, by two elastic elements be connected respectively with lock tongue guide rod, lock tongue connecting rod;
Wherein interlinked mechanism uses gear drive, and the gear includes gear and gear soft layer, and gear soft layer covers Lid gear surface.
2. instrument desk glove box lock according to claim 1 mechanism, which is characterized in that lock tongue guide rod and the non-phase of lock tongue connecting rod One end end even is additionally provided with muting pad.
3. instrument desk glove box lock according to claim 2 mechanism, which is characterized in that the interlinked mechanism include gear with And the interconnecting piece with gear cooperation, interconnecting piece is arranged in lock tongue guide rod and lock tongue connecting rod is held in opposite directions, and sets on interconnecting piece It is equipped with the rack gear of gear matches, the gear is then by being set on the connecting column of glove box inner panel protrusion.
4. instrument desk glove box lock according to claim 3 mechanism, which is characterized in that the lock tongue guide rod and lock tongue connecting rod On be provided with balance wing, the connecting hole connecting with elastic element is provided in the balance wing.
5. instrument desk glove box lock according to claim 2 mechanism, which is characterized in that the gear uses ABS material Matter preparation, and gear soft layer then uses TPU material to prepare, and is integrally formed using quadric injection mould, and gear formed after injection molding Body thickness is constant.
6. instrument desk glove box lock according to claim 5 mechanism, which is characterized in that the gear soft layer with a thickness of H4, the diameter of gear maximum are D1, then D1 >=10H4.
7. instrument desk glove box lock according to claim 2 mechanism, which is characterized in that the muting pad uses EPDM material Preparation, is linked into an integrated entity with lock tongue guide rod/lock tongue connecting rod by quadric injection mould.
8. instrument desk glove box lock according to claim 7 mechanism, which is characterized in that wherein muting pad is far from interlinked mechanism The thickness H1 of side, thickness H2, intermediate thickness H3, the diameter D2 of muting pad close to interlinked mechanism side, then H2 >=H1 >=H2/2 >=H3, and 2 (H1+H2+H3)≤D2≤5 (H1+H2+H3).
CN201811509213.1A 2018-12-11 2018-12-11 Glove box lock mechanism of instrument desk Active CN109372353B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811509213.1A CN109372353B (en) 2018-12-11 2018-12-11 Glove box lock mechanism of instrument desk

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811509213.1A CN109372353B (en) 2018-12-11 2018-12-11 Glove box lock mechanism of instrument desk

Publications (2)

Publication Number Publication Date
CN109372353A true CN109372353A (en) 2019-02-22
CN109372353B CN109372353B (en) 2023-11-28

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Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202441952U (en) * 2011-07-08 2012-09-19 北京韩宇燃气锅炉有限公司 Automatic valve driver
CN202645199U (en) * 2012-06-01 2013-01-02 奇瑞汽车股份有限公司 Vehicle glovebox lock
CN203584077U (en) * 2013-10-14 2014-05-07 奇瑞汽车股份有限公司 Automobile glove box lock
KR101393568B1 (en) * 2012-12-05 2014-05-12 현대자동차 주식회사 Glove box for vehicle
CN204266729U (en) * 2014-11-03 2015-04-15 北京汽车股份有限公司 The bilateral locking structure of glove box and glove box
CN204387251U (en) * 2015-01-05 2015-06-10 镇江汇龙电器有限公司 Nesting type plastics Noise-reducing gear
CN106988627A (en) * 2017-04-28 2017-07-28 北京汽车股份有限公司 Glove box knob lock system
CN108868392A (en) * 2018-06-11 2018-11-23 吉利汽车研究院(宁波)有限公司 The being unlocked by pressing mechanism and push type automobile glove box of automobile glove box
CN209670602U (en) * 2018-12-11 2019-11-22 湖南龙创汽车技术有限公司 Instrument desk glove box lock mechanism

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202441952U (en) * 2011-07-08 2012-09-19 北京韩宇燃气锅炉有限公司 Automatic valve driver
CN202645199U (en) * 2012-06-01 2013-01-02 奇瑞汽车股份有限公司 Vehicle glovebox lock
KR101393568B1 (en) * 2012-12-05 2014-05-12 현대자동차 주식회사 Glove box for vehicle
CN203584077U (en) * 2013-10-14 2014-05-07 奇瑞汽车股份有限公司 Automobile glove box lock
CN204266729U (en) * 2014-11-03 2015-04-15 北京汽车股份有限公司 The bilateral locking structure of glove box and glove box
CN204387251U (en) * 2015-01-05 2015-06-10 镇江汇龙电器有限公司 Nesting type plastics Noise-reducing gear
CN106988627A (en) * 2017-04-28 2017-07-28 北京汽车股份有限公司 Glove box knob lock system
CN108868392A (en) * 2018-06-11 2018-11-23 吉利汽车研究院(宁波)有限公司 The being unlocked by pressing mechanism and push type automobile glove box of automobile glove box
CN209670602U (en) * 2018-12-11 2019-11-22 湖南龙创汽车技术有限公司 Instrument desk glove box lock mechanism

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