CN107975304B - A kind of lid locking device based on linkage mechanism - Google Patents
A kind of lid locking device based on linkage mechanism Download PDFInfo
- Publication number
- CN107975304B CN107975304B CN201711158941.8A CN201711158941A CN107975304B CN 107975304 B CN107975304 B CN 107975304B CN 201711158941 A CN201711158941 A CN 201711158941A CN 107975304 B CN107975304 B CN 107975304B
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- China
- Prior art keywords
- lid
- lock core
- locking bar
- lockhole
- locking
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Classifications
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B65/00—Locks or fastenings for special use
- E05B65/006—Locks or fastenings for special use for covers or panels
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
- E05C9/00—Arrangements of simultaneously actuated bolts or other securing devices at well-separated positions on the same wing
- E05C9/06—Arrangements of simultaneously actuated bolts or other securing devices at well-separated positions on the same wing with three or more sliding bars
- E05C9/063—Arrangements 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The invention discloses a kind of lid locking device based on linkage mechanism, including the lockhole being arranged on mouth frame and the limited block being arranged in lid, lock core, spring, connecting rod, locking bar and guide ring.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 linear motion of lid plane is converted by the transmitting of connecting rod, 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, unlock operation is simplified.
Description
Technical field
The present invention relates to a kind of lid locking device based on linkage mechanism, for realizing being rapidly assembled and disassembled for lid,
Belong to mechanism arrangement design field.
Background technique
On mechanical equipment, considers for maintenance etc., need to be provided with attended operation mouth on it, while setting at operation port
Closed lid is set, in the prior art, maintenance lid is mostly arranged multiple locking points and is attached with operation port, to guarantee to connect
It is individually operated to each locking point generally to install fixed or use using the mode of multiple screw plate nuts for strength and stiffness
Fast locking device realize, install lid when need each locking point is operated one by one, the operating time is longer.Therefore traditional
Lid connection type is not suitable for being frequently necessary to the lid of fast assembling-disassembling.
Maintainability requirement is a main 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, Ying You mono- good accessibility space, in order to shorten maintenance work non-cutting time,
Lid is required to quick-release, and in order to guarantee that structure is safe and reliable and will not increase many construction weights, therefore, this is just needed
Design that a high reliablity, safety be good, long service life, but can quick open and lock lid locking device.
Summary of the invention
Technology of the invention solves the problems, such as: in order to overcome the deficiencies of the prior art, providing a kind of lid based on linkage mechanism
Locking device realizes that operation is to realize the installation and removal of entire lid at one.
Technical solution of the invention:
A kind of lid locking device based on linkage mechanism, including the lockhole being arranged on mouth frame and is arranged in lid
Limited block, lock core, spring, connecting rod, locking bar and guide ring, are provided with handle hole at the center of lid, and lock core is along being axially arranged with and grasp
Make the boss of hole cooperation, radially the auricle consistent with lockhole quantity, connecting rod and locking bar is arranged in surrounding to lock core and auricle is distinguished
Hingedly, 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
It sets, 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 connect with mouth frame；
Unlocking condition, presses the boss of lock core, and lock core drives connecting rod and locking bar movement, locking bar to separate with lockhole, realizes mouth
Lid is unlocked with mouth frame.
Locking bar quantity at least two, two hour locking levers are not coaxial.
When locking bar quantity two or more, the opposite radially even arrangement of handle hole.
When lock core and limited block contact, at least ensure that locking bar is kept completely separate with lockhole.
Locking bar end is pyramidal structure, original state, the conical surface tight fit of lockhole and locking bar.
Lockhole is the 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, when being driven in the reverse direction locking bar, the oriented locking of lock core
Direction movement tendency, and lock core not will cause accidentally open situation 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 end is provided with boss, is unlocked
When structure clamps, the outer profile of two boss composition 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 being compressed by lock core, lock core drives connecting rod and locking bar movement, locking bar to separate with lockhole, and unlocking structure is pulled to realize mouth
Lid is separated with the unlock of mouth frame.
Compared with prior art, the present invention has the following advantages:
(1) present invention uses the mechanism scheme of coordinated type, is integral type lid, and operation achieves that many places solve at one
Lock simplifies operation, improves removal efficiency, shorten the operating time to realize the disassembly of entire lid, without tradition connection
Additional parts in mode are scattered, and are saved and are used for multiple times convenient for 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, and it is flat to be converted into lid by the transmitting of connecting rod
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 according to lid specific size and space layout using the mechanism form of linkage
Quantity, many places locking bar moves synchronously.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is locking state schematic diagram of the present invention；
Fig. 3 is unlocked state schematic diagram of the present invention.
Specific embodiment
The present invention is described in further detail with reference to the accompanying drawing.
As shown in Figure 1, a kind of lid locking device based on linkage mechanism, including the lockhole 1 being arranged on mouth frame and sets
Limited block 2, lock core 3, spring 4, connecting rod 5, locking bar 6 and guide ring 7 in lid are set, is provided with handle hole at the center of lid,
Lock core 3 is along the boss being axially arranged with handle hole cooperation, and radially the auricle consistent with 1 quantity of lockhole is arranged in surrounding 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.It is carried out using linear bearing
Guiding reduces the frictional force between locking bar and guide ring, reduces operating force, the clamping stagnation of anti-locking mechanism, convenient for 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 connect 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 and mouth frame unlock.
6 end of locking bar be pyramidal structure, original state, the conical surface tight fit of lockhole 1 and locking bar 6, lockhole 1 for 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 and limited block 2 contact, 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, when being driven in the reverse direction locking bar 6, the oriented lock of lock core 3
Tight direction movement tendency, and lock core 3 not will cause mistake under the pressure of spring 4 and open situation, to realize oneself of whole device
Lock.
The boss of lock core is pressed by unlocking structure, unlocking structure is clamp type, and clip end is provided with boss, is unlocked
When structure clamps, the outer profile of two boss composition 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 being 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.
Usual situation the lower flap is installed rear outer surface and flushes with mouth frame, and the pulling force inconvenience for opening lid applies, lid
Need to open lid using additional means after unlock, through the invention in unlocking structure the convenient of lid and mouth frame may be implemented
Separation.
Embodiment
Every set mechanism includes the parts such as locking bar, guide ring and connecting rod in the present embodiment.In lid center, one aperture is set,
Lock core is installed, for the locking and unlock of operation port lid mechanism, there are four the auricle stretched out, auricles to pass through company for surrounding in aperture
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 longest state, auricle, connecting rod and locking bar were in dead-centre position, and locking bar stretches out, and were 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 locked position, lock
Bar bears to shear, and opens situation to prevent to open by mistake, it is lower produced from acting in overload that spring offer pressure should be greater than lock core
Unlocking force.
After pressing lock core using tool, 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 tool is devised, is made of left and right two parts, spring is arranged in centre.
One hand holds tool when dismantling lid, and the spring among tool of compression merges tool or so two parts, by it from mouth
The intermediate position of opening insertion of lid, jacks up lock core, 4 locking bars withdraw to centre, reach the limit of position hour locking lever and completely disengage mouth
Lock ring on frame allows the spring among tool to strut tool two parts at this time, 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, and it is flat to be converted into lid plane by the transmitting of connecting rod
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, the synchronous fortune of many places locking bar according to lid specific size and space layout
It is dynamic.
The content that description in the present invention is not described in detail belongs to the well-known technique of professional and technical personnel in the field.
Claims (8)
1. a kind of lid locking device based on linkage mechanism, which is characterized in that including the lockhole (1) being arranged on mouth frame and set
Limited block (2), lock core (3), spring (4), connecting rod (5), locking bar (6) and guide ring (7) in lid are set, at the center of lid
It is provided with handle hole, lock core (3) is along the boss being axially arranged with handle hole cooperation, and radially surrounding is arranged 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 connect with mouth frame；
Unlocking condition, presses the boss of lock core (3), and lock core (3) drives connecting rod (5) and locking bar (6) movement, locking bar (6) and lockhole
Separation realizes that lid and mouth frame unlock；
By the boss of unlocking structure (8) pressing lock core (3), unlocking structure (8) is clamp type, is provided in clip end convex
Platform, when unlocking structure (8) clamps, the outer profile of two boss composition is less than handle hole；Unlocking condition, unlocking structure (8) pressing
The boss of lock core (3), is entered by handle hole, and the boss of unlocking structure (8) is stuck in lid inner surface, while being compressed by lock core (3),
Lock core (3) drives connecting rod (5) and locking bar (6) movement, locking bar (6) to separate with lockhole (1), and unlocking structure (8) is pulled to realize lid
It is separated with the unlock of mouth frame.
2. a kind of lid locking device based on linkage mechanism as described in claim 1, which is characterized in that locking bar (6) quantity is extremely
Two few, two hour locking levers (6) are not coaxial.
3. a kind of lid locking device based on linkage mechanism as claimed in claim 2, which is characterized in that locking bar (6) quantity two
When a above, the opposite radially even arrangement of handle hole.
4. a kind of lid locking device based on linkage mechanism as described in claim 1, which is characterized in that lock core (3) and limit
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 described in claim 1, which is characterized in that locking bar (6) end 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, which is characterized in that lockhole (1) is and lock
The bellmouth of bar (6) cone match, original state, the conical surface tight fit of lockhole and locking bar.
7. a kind of lid locking device based on linkage mechanism as described in claim 1, which is characterized in that lid locking device is in
When locked position, mechanism was dead-centre position, when being driven in the reverse direction locking bar (6), the oriented locking direction movement tendency of lock core (3), and
Lock core (3) not will cause under the pressure of spring (4) accidentally opens situation.
8. a kind of lid locking device based on linkage mechanism as described in claim 1, which is characterized in that in guide ring (7)
Linear bearing is placed, locking bar (6) can be for linear motion along linear bearing.
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 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107975304A CN107975304A (en) | 2018-05-01 |
| CN107975304B true CN107975304B (en) | 2019-11-12 |
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ID=62010518
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711158941.8A Active CN107975304B (en) | 2017-11-20 | 2017-11-20 | A kind of lid locking device based on linkage mechanism |
Country Status (1)
| Country | Link |
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| CN (1) | CN107975304B (en) |
Families Citing this family (6)
| 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 |
| CN110001374B (en) * | 2019-03-04 | 2020-09-01 | 浙江吉智新能源汽车科技有限公司 | Quick-change device for batteries of electric vehicle, electric vehicle and quick-change method |
| CN110593663B (en) * | 2019-09-17 | 2021-03-09 | 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 |
| CN111946179B (en) * | 2020-09-21 | 2022-04-22 | 东方蓝天钛金科技有限公司 | Flap locking device |
| CN112173613B (en) * | 2020-10-22 | 2021-04-20 | 苏州冠鸿智能装备有限公司 | AGV transfer robot and design method thereof |
| CN115324447B (en) * | 2022-08-19 | 2023-10-27 | 湖北三江航天万峰科技发展有限公司 | Aperture cover capable of achieving differential motion |
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| DE202012007145U1 (en) * | 2012-07-23 | 2013-10-29 | Marcel Kemmann | Retractable push-button element for a lockable or lockable furniture part |
| CN206267664U (en) * | 2016-10-24 | 2017-06-20 | 周禹珺 | Unlocking mechanism inside and outside a kind of port lid |
| CN206267663U (en) * | 2016-10-24 | 2017-06-20 | 周禹珺 | Unlocking mechanism inside and outside a kind of easily port lid |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI338828B (en) * | 2008-07-09 | 2011-03-11 | Wistron Corp | Latch mechanism for latching a monitor and a host of a portable computer |
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100505738B1 (en) * | 2005-02-15 | 2005-08-09 | 주식회사하우엔지니어링건축사사무소 | Knocking structure of manhole for building |
| 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 |
| CN206267664U (en) * | 2016-10-24 | 2017-06-20 | 周禹珺 | Unlocking mechanism inside and outside a kind of port lid |
| CN206267663U (en) * | 2016-10-24 | 2017-06-20 | 周禹珺 | Unlocking mechanism inside and outside a kind of easily port lid |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107975304A (en) | 2018-05-01 |
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