CN107975304A - A kind of lid locking device based on linkage mechanism - Google Patents

A kind of lid locking device based on linkage mechanism Download PDF

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Publication number
CN107975304A
CN107975304A CN201711158941.8A CN201711158941A CN107975304A CN 107975304 A CN107975304 A CN 107975304A CN 201711158941 A CN201711158941 A CN 201711158941A CN 107975304 A CN107975304 A CN 107975304A
Authority
CN
China
Prior art keywords
lid
locking
lock core
locking bar
lockhole
Prior art date
Application number
CN201711158941.8A
Other languages
Chinese (zh)
Other versions
CN107975304B (en
Inventor
张晓帆
彭波
张庆利
宋春雨
贾磊
徐方舟
孔文秦
石小亮
张俊杰
李帆
李一帆
张斯文
Original Assignee
中国运载火箭技术研究院
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 中国运载火箭技术研究院 filed Critical 中国运载火箭技术研究院
Priority to CN201711158941.8A priority Critical patent/CN107975304B/en
Publication of CN107975304A publication Critical patent/CN107975304A/en
Application granted granted Critical
Publication of CN107975304B publication Critical patent/CN107975304B/en

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Classifications

    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05BLOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B65/00Locks or fastenings for special use
    • E05B65/006Locks or fastenings for special use for covers or panels
    • 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
    • E05C9/06Arrangements of simultaneously actuated bolts or other securing devices at well-separated positions on the same wing with three or more sliding bars
    • E05C9/063Arrangements of simultaneously actuated bolts or other securing devices at well-separated positions on the same wing with three or more sliding bars extending along three or more sides of the wing or frame

Abstract

The invention discloses a kind of lid locking device based on linkage mechanism, including the lockhole being arranged on mouthful frame and the limited block, lock core, spring, connecting rod, locking bar and the guide ring that are arranged in lid.The present invention uses double-slider mechanism, lock core is a sliding block, locking bar is another sliding block, and under the action of unlocking structure, this lid locking device will be perpendicular to the lock core linear motion of lid plane, the parallel locking bar of lid plane is converted into by the transmission of connecting rod to move along a straight line, unlocking structure head auricle thickness unlocks stroke design according to lock core, and after lock core movement in place, unlocking structure opens automatically under the action of middle springs, the link of artificial judgement unlock in place is reduced, simplifies unlock operation.

Description

A kind of lid locking device based on linkage mechanism

Technical field

The present invention relates to a kind of lid locking device based on linkage mechanism, being rapidly assembled and disassembled for lid is used for realization, Belong to mechanism arrangement design field.

Background technology

On mechanical equipment, consider for maintenance etc., it is necessary to be provided with attended operation mouth on it, while set at gathering hole The lid of closing is put, in the prior art, maintenance lid mostly sets multiple locking points to be attached with gathering hole, to ensure to connect Strength and stiffness, it is individually operated to each locking point generally to install fixed or use using the mode of multiple screw plate nuts Fast locking device realize, install lid when need each locking point is operated one by one, the operating time is longer.Therefore it is traditional Lid connection mode is not suitable for being frequently necessary to the lid of fast assembling-disassembling.

Maintainability requirement is a leading indicator of modern machinery and equipment design, in order to realize to part group in mechanical equipment The examination and maintenance of part and electrical equipment, should there is a good accessibility space, during in order to shorten the auxiliary of maintenance work Between, lid be required to quick-release, in order to ensure that structure is safe and reliable and will not increase many construction weights, therefore, this is just needed Design that a reliability height, security be good, service life length, but can quick open and lock lid locking device.

The content of the invention

The technology of the present invention solves the problems, such as:To overcome the deficiencies of the prior art and provide a kind of lid based on linkage mechanism Locking device, realizes the installation and removal for being operated at one and realizing whole lid.

The technical solution of the present invention:

A kind of lid locking device based on linkage mechanism, including the lockhole that is arranged on mouthful frame and be arranged in lid Limited block, lock core, spring, connecting rod, locking bar and guide ring, handle hole is provided with the center of lid, and lock core is equipped with vertically and behaviour Make the boss of hole cooperation, radially surrounding sets the auricle consistent with lockhole quantity to lock core, and connecting rod is distinguished with locking bar and auricle Hinged, guide ring is fixedly connected in lid, and limitation locking bar moves along a straight line with respect to lockhole;Limited block is connected in the centre bit of lid Put, spring is placed between limited block and lock core;

Original state, lid are placed on mouthful frame, and the boss of lock core is flushed with the outer surface of lid, and locking bar is placed in lockhole, Realize that lid is connected with mouth frame;

Unlocking condition, presses the boss of lock core, and lock core drives connecting rod and locking bar movement, locking bar to be separated with lockhole, realizes mouth Lid is unlocked with mouth frame.

Locking bar quantity at least two, two hour locking levers are not coaxial.

During locking bar quantity two or more, with respect to the radially even arrangement of handle hole.

When lock core is contacted with limited block, at least ensure that locking bar is kept completely separate with lockhole.

Locking bar termination is pyramidal structure, original state, the conical surface tight fit of lockhole and locking bar.

Lockhole is bellmouth with locking bar cone match, original state, the conical surface tight fit of lockhole and locking bar.

When lid locking device is in locked position, mechanism was dead-centre position, during reverse drive locking bar, the oriented locking of lock core Direction movement tendency, and lock core will not cause opening situation by mistake under the pressure of the spring.

Linear bearing is placed in guide ring, locking bar can be for linear motion along linear bearing.

The boss of lock core is pressed by unlocking structure, unlocking structure is clamp type, and clip termination is provided with boss, unlock When structure clamps, the outer contour of two boss compositions is less than handle hole.

Unlocking condition, unlocking structure press the boss of lock core, are entered by handle hole, the boss of unlocking structure is stuck in lid Surface, while compressed by lock core, lock core drives connecting rod and locking bar movement, locking bar to be separated with lockhole, pulls unlocking structure to realize mouth Lid is separated with the unlock of mouth frame.

The present invention has the advantages that compared with prior art:

(1) present invention uses the mechanism scheme of coordinated type, is integral type lid, is operated at one and achieves that many places solve Lock, so as to fulfill the dismounting of whole lid, simplifies operation, improves removal efficiency, shorten the operating time, without tradition connection Additional parts in mode are scattered, and are preserved and are used for multiple times easy to lid component;

(2) present invention uses double-slider mechanism, and lock core is a sliding block, and locking bar is another sliding block, in unlocking structure Under effect, this lid locking device will be perpendicular to the lock core linear motion of lid plane, is converted into lid by the transmission of connecting rod and puts down The parallel locking bar linear motion in face, unlocking structure head auricle thickness unlocks stroke according to lock core and designs, after lock core movement in place, Unlocking structure opens automatically under the action of middle springs, reduces the link of artificial judgement unlock in place, simplifies unlock operation;

(3) present invention can design locking bar using the mechanism form of linkage according to the specific size of lid and space layout Quantity, many places locking bar is synchronized with the movement.

Brief description of the drawings

Fig. 1 is schematic structural view of the invention;

Fig. 2 is locking state schematic diagram of the present invention;

Fig. 3 is released state schematic diagram of the present invention.

Embodiment

The present invention is described in further detail below in conjunction with the accompanying drawings.

As shown in Figure 1, a kind of lid locking device based on linkage mechanism, including the lockhole 1 that is arranged on mouthful frame and set Limited block 2, lock core 3, spring 4, connecting rod 5, locking bar 6 and guide ring 7 in lid are put, handle hole is provided with the center of lid, Lock core 3 is equipped with the boss coordinated with handle hole vertically, and radially surrounding sets the auricle consistent with 1 quantity of lockhole to lock core 3, Connecting rod 6 is respectively articulated with locking bar 6 and auricle, and guide ring 7 is fixedly connected in lid, and limitation locking bar 6 moves along a straight line with respect to lockhole; Limited block 2 is connected on the center of lid, and spring 4 is placed between limited block 2 and lock core 3;

Linear bearing is placed in guide ring 7, locking bar 6 can be for linear motion along linear bearing.Carried out using linear bearing It is oriented to, reduces the frictional force between locking bar and guide ring, reduces operating force, the clamping stagnation of anti-locking mechanism, easy to whole device Handling.

Original state, lid are placed on mouthful frame, and the boss of lock core 3 is flushed with the outer surface of lid, and locking bar 6 is placed in lockhole In, realize that lid is connected with mouth frame;

Unlocking condition, presses the boss of lock core 3, and lock core 3 drives connecting rod 5 and locking bar 6 to move, and locking bar 6 is separated with lockhole, real Existing lid is unlocked with mouth frame.

6 termination of locking bar is pyramidal structure, original state, the conical surface tight fit of lockhole 1 and locking bar 6, and lockhole 1 is and locking bar 6 The conical surface tight fit of the bellmouth of cone match, original state, lockhole and locking bar.

6 quantity at least two of locking bar, two hour locking levers 6 are not coaxial, and locking bar 6 is with respect to the radially even arrangement of handle hole.

When lock core 3 is contacted with limited block 2, at least ensure that locking bar 6 is kept completely separate with lockhole.

When lid locking device is in locked position, mechanism was dead-centre position, during reverse drive locking bar 6,1 oriented lock of lock core Tight direction movement tendency, and lock core 1 will not cause opening situation by mistake under the pressure of spring 4, so as to fulfill whole device from Lock.

The boss of lock core is pressed by unlocking structure, unlocking structure is clamp type, and clip termination is provided with boss, unlock When structure clamps, the outer contour of two boss compositions is less than handle hole.

Unlocking condition, unlocking structure press the boss of lock core 3, are entered by handle hole, the boss of unlocking structure is stuck in lid Inner surface, while compressed by lock core 3, lock core 3 drives connecting rod 5 and locking bar 6 to move, and locking bar 6 is separated with lockhole 1, pulls unlock knot Structure realizes that lid is separated with the unlock of mouth frame.

Normal conditions the lower flap is flushed outer surface with mouth frame after installation is complete, opens the pulling force inconvenience application of lid, lid Need to open lid using additional means after unlock, the convenient of lid and mouth frame can be realized by the unlocking structure in the present invention Separation.

Embodiment

Mechanism is often covered in the present embodiment and includes the parts such as locking bar, guide ring and connecting rod.In lid center, one perforate is set, Installation lock core in perforate, for the locking and unlock of gathering hole lid mechanism, its surrounding has the auricle of four stretchings, and auricle passes through company Bar links together with locking bar, and locking bar moves along a straight line along guide ring.Lock core moves under limited block effect along lid normal direction, lock core Spring is set between limited block.

When spring is in most long status, auricle, connecting rod and locking bar were in dead-centre position, and locking bar stretches out, and is inserted into a mouthful frame On lock ring, lid latch mechanism is in locking state, as shown in Figure 2.Under the action of the spring, lock core is maintained at upper lock position, lock Bar bears to shear, and to prevent to open by mistake the situation of opening, spring provides pressure and should be greater than lock core from produced by overload effect is lower Unlocking force.

After lock core is pressed using instrument, spring contraction, connecting rod one end is lifted, and locking bar is withdrawn, and lid mechanism is in unlock State, as shown in Figure 3.

To simplify lid disassembling section, dedicated instrument is devised, it is made of left and right two parts, and centre sets spring. One hand holds instrument when dismantling lid, and the spring among tool of compression, merges instrument or so two parts, by it from mouth Position of opening insertion among lid, jacks up lock core, and 4 locking bars withdraw to centre, reach the limit of position hour locking lever and completely disengage mouth Lock ring on frame, the spring allowed at this time among instrument strut instrument two parts, and the protrusion of tool head hooks lid hole periphery Interior edge, outside puller while can disassemble lid.

The present invention uses double-slider mechanism, and lock core is a sliding block, and locking bar is another sliding block, in the effect of unlocking structure Under, this lid locking device will be perpendicular to the lock core linear motion of lid plane, is converted into lid plane by the transmission of connecting rod and puts down Capable locking bar linear motion, unlocking structure head auricle thickness unlock stroke according to lock core and design, after lock core movement in place, unlock Structure is opened automatically under the action of middle springs, is reduced the link of artificial judgement unlock in place, is simplified unlock operation.Using The mechanism form of linkage, can design the quantity of locking bar, many places locking bar is synchronously transported according to the specific size of lid and space layout It is dynamic.

The content not being described in detail in description of the invention belongs to the known technology of professional and technical personnel in the field.

Claims (10)

1. a kind of lid locking device based on linkage mechanism, it is characterised in that including the lockhole (1) being arranged on mouthful frame and set Limited block (2), lock core (3), spring (4), connecting rod (5), locking bar (6) and guide ring (7) in lid are put, at the center of lid Handle hole is provided with, lock core (3) is equipped with the boss coordinated with handle hole vertically, and radially surrounding is set and lockhole (1) lock core (3) The consistent auricle of quantity, connecting rod (5) are respectively articulated with locking bar (6) and auricle, and guide ring (7) is fixedly connected in lid, limit Lockmaking bar (6) is axially moved along lockhole;Limited block (2) is connected on the center of lid, in limited block (2) and lock core (3) Between place spring (4);
Original state, lid are placed on mouthful frame, and the boss of lock core (3) is flushed with the outer surface of lid, and locking bar (6) is placed in lockhole In, realize that lid is connected with mouth frame;
Unlocking condition, the boss of pressing lock core (3), lock core (3) drive connecting rod (5) and locking bar (6) movement, locking bar (6) and lockhole Separation, realizes that lid is unlocked with mouth frame.
2. a kind of lid locking device based on linkage mechanism as claimed in claim 1, it is characterised in that locking bar (6) quantity is extremely Two few, two hour locking levers (6) are not coaxial.
A kind of 3. lid locking device based on linkage mechanism as claimed in claim 2, it is characterised in that locking bar (6) quantity two During a above, with respect to the radially even arrangement of handle hole.
A kind of 4. lid locking device based on linkage mechanism as claimed in claim 1, it is characterised in that lock core (3) with it is spacing When block (2) contacts, at least ensure that locking bar (6) is kept completely separate with lockhole.
5. a kind of lid locking device based on linkage mechanism as claimed in claim 1, it is characterised in that locking bar (6) termination is Pyramidal structure, original state, the conical surface tight fit of lockhole (1) and locking bar (6).
6. a kind of lid locking device based on linkage mechanism as claimed in claim 5, it is characterised in that lockhole (1) is and lock The conical surface tight fit of the bellmouth of bar (6) cone match, original state, lockhole and locking bar.
7. a kind of lid locking device based on linkage mechanism as claimed in claim 1, it is characterised in that lid locking device is in During locked position, mechanism was dead-centre position, during reverse drive locking bar (6), the oriented locking direction movement tendency of lock core (1), and Lock core (1) will not cause opening situation by mistake under the pressure of spring (4).
8. a kind of lid locking device based on linkage mechanism as claimed in claim 1, it is characterised in that in guide ring (7) Linear bearing is placed, locking bar (6) can be for linear motion along linear bearing.
9. a kind of lid locking device based on linkage mechanism as claimed in claim 1, it is characterised in that pass through unlocking structure (8) boss of lock core (3) is pressed, unlocking structure (8) is clamp type, and boss is provided with clip termination, and unlocking structure (8) clamps When, the outer contour of two boss compositions is less than handle hole.
10. a kind of lid locking device based on linkage mechanism as claimed in claim 9, it is characterised in that unlocking condition, unlock The boss of structure (8) pressing lock core (3), is entered, the boss of unlocking structure (8) is stuck in lid inner surface, while quilt by handle hole Lock core (3) compresses, and lock core (3) drives connecting rod (5) and locking bar (6) movement, locking bar (6) to be separated with lockhole (1), pulls unlocking structure (8) realize that lid is separated with the unlock of mouth frame.
CN201711158941.8A 2017-11-20 2017-11-20 A kind of lid locking device based on linkage mechanism CN107975304B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711158941.8A CN107975304B (en) 2017-11-20 2017-11-20 A kind of lid locking device based on linkage mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711158941.8A CN107975304B (en) 2017-11-20 2017-11-20 A kind of lid locking device based on linkage mechanism

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CN107975304A true CN107975304A (en) 2018-05-01
CN107975304B CN107975304B (en) 2019-11-12

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109555385A (en) * 2018-12-21 2019-04-02 湖北航天技术研究院特种车辆技术中心 A kind of retaining mechanism
CN110001374A (en) * 2019-03-04 2019-07-12 浙江吉智新能源汽车科技有限公司 A kind of battery quick-change device for electric automobile, electric car and quick change method
CN110593663A (en) * 2019-09-17 2019-12-20 中国航空工业集团公司沈阳飞机设计研究所 Linkage lock and cover cap structure with same

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100505738B1 (en) * 2005-02-15 2005-08-09 주식회사하우엔지니어링건축사사무소 Knocking structure of manhole for building
US20100008033A1 (en) * 2008-07-09 2010-01-14 Hung-Ming Huang Latch mechanism for latching a monitor and a host of a portable computer
CN102383682A (en) * 2011-06-30 2012-03-21 江苏海陆科技股份有限公司 Emergency escape lock
CN202755763U (en) * 2012-07-11 2013-02-27 北京理工大学 Battery box latching mechanism with safety device
DE202012007145U1 (en) * 2012-07-23 2013-10-29 Marcel Kemmann Retractable push-button element for a lockable or lockable furniture part
CN206267663U (en) * 2016-10-24 2017-06-20 周禹珺 Unlocking mechanism inside and outside a kind of easily port lid
CN206267664U (en) * 2016-10-24 2017-06-20 周禹珺 Unlocking mechanism inside and outside a kind of port lid

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100505738B1 (en) * 2005-02-15 2005-08-09 주식회사하우엔지니어링건축사사무소 Knocking structure of manhole for building
US20100008033A1 (en) * 2008-07-09 2010-01-14 Hung-Ming Huang Latch mechanism for latching a monitor and a host of a portable computer
CN102383682A (en) * 2011-06-30 2012-03-21 江苏海陆科技股份有限公司 Emergency escape lock
CN202755763U (en) * 2012-07-11 2013-02-27 北京理工大学 Battery box latching mechanism with safety device
DE202012007145U1 (en) * 2012-07-23 2013-10-29 Marcel Kemmann Retractable push-button element for a lockable or lockable furniture part
CN206267663U (en) * 2016-10-24 2017-06-20 周禹珺 Unlocking mechanism inside and outside a kind of easily port lid
CN206267664U (en) * 2016-10-24 2017-06-20 周禹珺 Unlocking mechanism inside and outside a kind of port lid

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109555385A (en) * 2018-12-21 2019-04-02 湖北航天技术研究院特种车辆技术中心 A kind of retaining mechanism
CN110001374A (en) * 2019-03-04 2019-07-12 浙江吉智新能源汽车科技有限公司 A kind of battery quick-change device for electric automobile, electric car and quick change method
CN110593663A (en) * 2019-09-17 2019-12-20 中国航空工业集团公司沈阳飞机设计研究所 Linkage lock and cover cap structure with same

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