CN104179759B - A kind of electric locking and unlocking mechanism - Google Patents
A kind of electric locking and unlocking mechanism Download PDFInfo
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- CN104179759B CN104179759B CN201410404904.0A CN201410404904A CN104179759B CN 104179759 B CN104179759 B CN 104179759B CN 201410404904 A CN201410404904 A CN 201410404904A CN 104179759 B CN104179759 B CN 104179759B
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- ball
- clamping screw
- sliding sleeve
- lock
- collecting rack
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Abstract
The invention discloses a kind of electric locking and unlocking mechanism, including DC electromagnet, motion, spring, screw thread briquetting and expansion bread board, motion is separately mounted to have through hole by guide pin bushing support with DC electromagnet and launches the parallel relative two sides of bread board, the armature of sliding sleeve through hole with another side DC electromagnet by launching bread board is threaded connection, and sliding sleeve is coaxial with the through hole of expansion bread board；By being threadably mounted at the screw thread briquetting clamping sleeve launched in bread board through hole spring on sliding sleeve, slide over the pressure axially by spring, and then the groove laminating of the lock ball in clamping ball-collecting rack ball, lock ball and clamping screw, thus lock clamping screw；Display systems with locking hole can be locked on clamping screw by locking nut.The present invention selects DC electromagnet as power, and the signal of telecommunication, as switching signal, can carry out unifying accurately to control with the testing experiment of display systems, and the data that test gathers are accurately and reliably.
Description
Technical field
The invention belongs to testing equipment technical field, more particularly, to a kind of electric locking and unblock
Mechanism, for doing locking when launching test and unblock with the product launching power.
Background technology
According to the needs of research and development of products, the locking of the formal product of display systems, release function are by pressing
Tight release device completes, and compressing release device is priming system part, and this system completes in production assembling
After need repeatedly to launch, carry out test of many times checking, do experiment with priming system part every time, will bring
Potential safety hazard and raising experimentation cost.Testing display systems duration of run when, signal must accomplish essence
Really gather, and former compression discharge being relatively small in size of device, being limited by installing space of substitute,
General locking, unlocking structure cannot become its qualified test substitute.
Summary of the invention
For the deficiency of existing locking Yu unlocking structure, the present invention provides a kind of electric locking and solves lock machine
Structure, as the substitute of priming system part (compressing release device), carries out development test at display systems
Complete the locking to display systems, unblock during with sample display, be provided simultaneously with compact conformation, be easy to dress
Join and the advantage such as maintenance.
For achieving the above object, the invention provides a kind of electric locking and unlocking mechanism, including direct current
Electric magnet, motion, spring, screw thread briquetting and expansion bread board, wherein:
Described motion is by guide pin bushing support, sliding sleeve, ball-collecting rack, lock ball, clamping screw and locking screw
Female composition, the ball-collecting rack of motion is fixedly mounted in the draw-in groove of guide pin bushing support, and sliding sleeve is enclosed within guide pin bushing
In the middle of support and ball-collecting rack, 4 lock balls are attached separately in 4 ball of ball-collecting rack radial equipartition, and by
Sliding sleeve in the middle of ball-collecting rack and guide pin bushing support entangles, and lock ball constrains in the ball of ball-collecting rack, locking screw
Bolt is contained in the endoporus of ball-collecting rack, and the ball that is locked blocks, and makes clamping screw axially direction lock；Fortune
It is parallel that motivation structure is separately mounted to have through hole expansion bread board by guide pin bushing support with DC electromagnet
Relative two sides, the armature of sliding sleeve through hole with another side DC electromagnet by launching bread board leads to
Cross threaded, and sliding sleeve is coaxial with the through hole of expansion bread board；By being threadably mounted at expansion examination
Testing the spring on sliding sleeve of the screw thread briquetting clamping sleeve in plate through hole, spring produces pretightning force, sliding sleeve
At the axial pressure by spring, and then the lock ball in clamping ball-collecting rack ball, lock ball and locking screw
The groove laminating of bolt, thus lock clamping screw；With the display systems of locking hole then by locking nut
It is locked on clamping screw.
In one embodiment of the present of invention, when needs launch display systems, it is energized to DC electromagnet
Signal, DC electromagnet produces suction, inhales moving armature motion, and armature drives sliding sleeve to overcome spring pressure
Axially-movable in guide pin bushing support, makes lock ball lose the constraint of radial direction in ball-collecting rack, and clamping screw exists
Display systems launches, under the effect of power, to produce an axial force, and this axial force is at locking screw
Bolt groove is decomposed into an axial thrust load and a radial component, under radial component effect, and locking
Ball is radial motion in the ball of ball-collecting rack, separates with clamping screw groove, and clamping screw is unlocked,
Under axial thrust load effect, clamping screw separates with ball-collecting rack.
In one embodiment of the present of invention, also including one and adjust pad, described adjustment pad is positioned at
Between described armature and described expansion bread board, for different display systems, clamping screw diameter and
Lock ball diameter can change accordingly, and the move distance of sliding sleeve changes the most therewith, by changing
Adjust the thickness of pad, the change requirement of move distance can be met；Simultaneously by changing adjustment pad
Thickness, it is also possible to eliminate the impact that part is processed, rigging error is brought, reduces difficulty of processing.
In one embodiment of the present of invention, the ball of described ball-collecting rack is near the position installing clamping screw
Being designed with circular arc type to close up, at clamping screw with when showing system motion, lock ball does not comes off, ball
The ball of frame and radian design make the lock ball can only be in the radial motion of ball-collecting rack, big according to lock ball
Little and clamping screw requirement designs the displacement of sliding sleeve, namely the move distance of armature, with full respectively
During foot locking, sliding sleeve can compress lock ball, and during unblock, lock ball can be limited in ball, no by sliding sleeve
Can come off.
In one embodiment of the present of invention, described clamping screw also has an annular boss, ring
Shape boss and locking nut make clamping screw after unblock, clamping screw, flat shim, locking nut with
Display systems moves together, has not both interfered with system and has launched, will not come off because of expansion again.
In one embodiment of the present of invention, described display systems surface is at described clamping screw and locking screw
Being also equipped with flat shim on the two sides of female contact, hindering display systems surface in case stopping loss.
In one embodiment of the present of invention, the material that described flat shim is used is polytetrafluoroethylene.
In general, by the above technical scheme that the present invention is contemplated, mainly possesses following technology
Advantage:
1, selecting DC electromagnet as power, the signal of telecommunication, can be with display systems as switching signal
Testing experiment be driven controlling with same signal, the data that test gathers are relatively accurately reliable；
2, by structure entirety being carried out structure optimization, changing lock ball diameter as required and adjusting tune
Whole spacer thickness so adjust sleeve movement distance, can meet multiple under the conditions of test.
Accompanying drawing explanation
Fig. 1 is electric locking constructed by the preferred embodiment of the present invention and the overall structure of unlocking structure is cutd open
View；
Fig. 2 is radian design diagram bottom ball in preferred embodiment of the present invention ball-collecting rack；
Fig. 3 a represents the locking state schematic diagram of electric locking of the present invention and unlocking structure；
Fig. 3 b represents the released state schematic diagram of electric locking of the present invention and unlocking structure；
Fig. 4 is for being particularly shown clamping screw, locking nut design diagram；
In all of the figs, identical reference is used for representing identical element or structure, wherein:
1-armature 2-adjusts pad 3-screw thread briquetting 4-sliding sleeve 5-guide pin bushing support 6-ball-collecting rack 7-lock
Tight ball 8-clamping screw 9-flat shim 10-locking nut 11-spring 12-launches bread board
DCT-DC electromagnet YDJG-motion h1-armature motion distance t-adjustment pad thickness A-
Clamping screw groove T-clamping screw annular boss.
Detailed description of the invention
In order to make the purpose of the present invention, technical scheme and advantage clearer, below in conjunction with accompanying drawing
And embodiment, the present invention is further elaborated.Should be appreciated that described herein specifically
Embodiment only in order to explain the present invention, is not intended to limit the present invention.Additionally, it is disclosed below
Just may be used as long as technical characteristic involved in each embodiment of the present invention does not constitutes conflict each other
To be mutually combined.
Referring to the drawings 1, electric locking provided by the present invention and unlocking mechanism, mainly by DC electromagnet
The compositions such as DCT, motion YDJG, spring 11, screw thread briquetting 3 and expansion bread board 12, wherein
Motion YDJG is by guide pin bushing support 5, sliding sleeve 4, ball-collecting rack 6, lock ball 7 and clamping screw 8, flat
Pad 9, locking nut 10 etc. form.The ball-collecting rack 6 of motion YDJG is fixed on guide pin bushing support
In the draw-in groove of 5, sliding sleeve 4 is enclosed within the middle of guide pin bushing support 5 and ball-collecting rack 6, and 4 lock balls 7 fill respectively
In 4 ball of ball-collecting rack 6 radial equipartition, and by the cunning being in the middle of ball-collecting rack 6 and guide pin bushing support 5
Set 4 entangles, and lock ball 7 constrains in the ball of ball-collecting rack 6, and clamping screw 8 is contained in the interior of ball-collecting rack 6
Kong Zhong, the ball 7 that is locked blocks so that it is axially direction locking；Motion YDJG passes through guide pin bushing
Support 5 is separately mounted to have through hole with DC electromagnet DCT, and to launch bread board 12 parallel relative
Two sides, the armature of the sliding sleeve 4 through hole with another side DC electromagnet DCT by launching bread board 12
1 is threaded connection, and sliding sleeve 4 is coaxial with the through hole launching bread board 12；Installed by screw thread
Screw thread briquetting 3 clamping sleeve in launching bread board 12 through hole spring 11 on sliding sleeve 4, spring
11 produce pretightning forces, and sliding sleeve 4 is axially by the pressure of spring 11, and then in clamping ball-collecting rack 6 ball
Lock ball 7, the groove laminating of lock ball 7 and clamping screw 8, thus lock clamping screw 8；Band
The display systems having locking hole is then locked on clamping screw 8 by locking nut 10, for preventing damage exhibition
Show system surfaces, flat shim 9 on the two sides pad contacted with clamping screw 8 and locking nut 10.Excellent
Selection of land, the material of described flat shim 9 can be selected for polytetrafluoroethylene.
As when launching test, to DC electromagnet DCT power on signal, DC electromagnet DCT produces
Suction, inhales moving armature 1 and moves, and armature 1 drives sliding sleeve 4 to overcome spring 11 pressure at guide pin bushing support 5
Interior axially-movable, makes lock ball 7 lose the constraint of radial direction in ball-collecting rack 6, and clamping screw 8 is being shown
System is launched, under the effect of power, to produce an axial force, and this axial force is at clamping screw 8
Groove is decomposed into an axial thrust load and a radial component, under radial component effect, lock ball 7
Radial motion in the ball of ball-collecting rack 6, separates with clamping screw 8 groove, and clamping screw 8 is unlocked,
Under the effect of axial force, clamping screw 8 separates with ball-collecting rack 6, and annular boss T and locking nut 10 make
Clamping screw 8 is after unblock, still with showing system motion together with flat shim 9.
Further, described locking and unlocking mechanism also include an adjustment pad 2, for difference
Display systems, clamping screw 8 diameter and lock ball 7 diameter can change accordingly, sliding sleeve 4
Move distance h1 changes the most therewith, at this moment needs, by changing the thickness t adjusting pad 2, to expire
The change requirement of foot move distance h1；Simultaneously by changing the thickness adjusting pad 2, it is also possible to eliminate
The impact that part processing, rigging error are brought, reduces difficulty of processing.
One of key of the present invention is signal transmission design.Direct solenoid is controlled by DC signal
Ferrum DCT produces suction, and elastic force co-controlling and the armature 1 of electromagnetic attraction and compression spring 11 use screw thread
The motion of the sliding sleeve 4 connected, thus realize the control to lock ball 7 motion, by lock ball 7
The control of motion in the ball of ball-collecting rack 6, control the engagement of lock ball 7 and clamping screw 8 with
Separate, and then realize the locking to clamping screw 8, unblock.
The two of the key of the present invention are the control design case to lock ball 7 direction of motion and move distance.
As shown in Fig. 1～Fig. 3, the ball of ball-collecting rack 6 is having circle near the Position Design installing clamping screw 8
Camber closes up, and at clamping screw 8 with when showing system motion, lock ball 7 does not comes off, ball-collecting rack 6
Ball and radian design make the lock ball 7 can only be in the radial motion of ball-collecting rack 6, according to lock ball 7
Size and the requirement of clamping screw 8 design displacement h1 of sliding sleeve 4, namely the motion of armature 1
Distance, during to meet locking respectively, sliding sleeve 4 can compress lock ball 7, and during unblock, sliding sleeve 4 can will be locked
Ball 7 is limited in ball, does not comes off.
The three of the key of the present invention are the design of the groove A of clamping screw 8, described clamping screw
Groove, according to different requirements, on the basis of selecting suitable lock ball, according to the size of lock ball, is joined
Conjunction is designed to tangent radian, the when of making unblock, can separate with lock ball smoothly；
The four of the key of the present invention are the design of clamping screw 8 boss T.As shown in Figure 4, boss T
Depending on locking nut 10 size size according to display systems locking hole so that when unlocking, locking
Bolt 8, flat shim 9, locking nut 10 move with display systems, have not both interfered with system exhibition
Open, will not come off because of expansion again, can repeatedly dismantle use.
As it will be easily appreciated by one skilled in the art that and the foregoing is only presently preferred embodiments of the present invention,
Not in order to limit the present invention, all made within the spirit and principles in the present invention any amendment, etc.
With replacement and improvement etc., should be included within the scope of the present invention.
Claims (6)
1. an electric locking and unlocking mechanism, it is characterised in that include DC electromagnet, motion, spring (11), screw thread briquetting (3) and launch bread board (12), wherein:
Described motion is by guide pin bushing support (5), sliding sleeve (4), ball-collecting rack (6), lock ball (7), clamping screw (8) and locking nut (10) composition, the ball-collecting rack (6) of motion is fixedly mounted in the draw-in groove of guide pin bushing support (5), sliding sleeve (4) is enclosed within the middle of guide pin bushing support (5) and ball-collecting rack (6), 4 lock balls (7) are attached separately in 4 ball of ball-collecting rack (6) radial equipartition, and entangled by the sliding sleeve (4) being in the middle of ball-collecting rack (6) and guide pin bushing support (5), lock ball (7) constrains in the ball of ball-collecting rack (6), clamping screw (8) is contained in the endoporus of ball-collecting rack (6), the ball (7) that is locked blocks, clamping screw (8) axially direction is made to lock；Motion is separately mounted to have through hole by guide pin bushing support (5) with DC electromagnet and launches bread board (12) parallel relative two sides, the armature (1) of the sliding sleeve (4) through hole with another side DC electromagnet by launching bread board (12) is threaded connection, and sliding sleeve (4) is coaxial with the through hole launching bread board (12)；By being threadably mounted at screw thread briquetting (3) clamping sleeve launched in bread board (12) through hole spring (11) on sliding sleeve (4), spring (11) produces pretightning force, sliding sleeve (4) is axially by the pressure of spring (11), and then the lock ball (7) in clamping ball-collecting rack (6) ball, the groove laminating of lock ball (7) and clamping screw (8), thus lock clamping screw (8)；Display systems with locking hole can be locked on clamping screw (8) by locking nut (10)；
Also include one and adjust pad (2), described adjustment pad (2) is positioned between described armature (1) and described expansion bread board (12), for different display systems, clamping screw (8) diameter and lock ball (7) diameter can change accordingly, the move distance of sliding sleeve (4) changes the most therewith, by changing the thickness adjusting pad (2), the change requirement of move distance can be met；Simultaneously by changing the thickness adjusting pad (2), it is also possible to eliminate the impact that part is processed, rigging error is brought, reduce difficulty of processing.
null2. electric locking as claimed in claim 1 and unlocking mechanism，It is characterized in that，When needs launch display systems，To DC electromagnet power on signal，DC electromagnet produces suction，Inhale moving armature (1) motion，Armature (1) drives sliding sleeve (4) to overcome the axially-movable in guide pin bushing support (5) of spring (11) pressure，Lock ball (7) is made to lose the constraint of radial direction in ball-collecting rack (6)，Clamping screw (8) is under display systems launches the effect of power，Produce an axial force，This axial force is decomposed into an axial thrust load and a radial component at clamping screw (8) groove，Under radial component effect，Lock ball (7) radial motion in the ball of ball-collecting rack (6)，Separate with clamping screw (8) groove，Clamping screw (8) is unlocked，Under axial thrust load effect，Clamping screw (8) separates with ball-collecting rack (6).
3. electric locking as claimed in claim 1 or 2 and unlocking mechanism, it is characterized in that, the ball of described ball-collecting rack (6) is having circular arc type to close up near the Position Design installing clamping screw (8), at clamping screw (8) with when showing system motion, lock ball (7) does not comes off, the ball of ball-collecting rack (6) and radian design make the lock ball (7) can only be in the radial motion of ball-collecting rack (6), size according to lock ball (7) and the displacement of requirement design sliding sleeve (4) of clamping screw (8), namely the move distance of armature (1), during to meet locking respectively, sliding sleeve (4) can compress lock ball (7), during unblock, lock ball (7) can be limited in ball by sliding sleeve (4), do not come off.
4. electric locking as claimed in claim 1 or 2 and unlocking mechanism, it is characterized in that, described clamping screw (8) also has an annular boss, annular boss and locking nut (10) make clamping screw (8) after unblock, clamping screw (8), flat shim (9), locking nut (10) move with display systems, both do not interfered with system to launch, will not come off because of expansion again.
5. electric locking as claimed in claim 1 or 2 and unlocking mechanism, it is characterized in that, described display systems surface is also equipped with flat shim (9) on the two sides that described clamping screw (8) contacts with locking nut (10), hinders display systems surface in case stopping loss.
6. electric locking as claimed in claim 5 and unlocking mechanism, it is characterised in that the material that described flat shim (9) is used is polytetrafluoroethylene.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410404904.0A CN104179759B (en) | 2014-08-15 | 2014-08-15 | A kind of electric locking and unlocking mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410404904.0A CN104179759B (en) | 2014-08-15 | 2014-08-15 | A kind of electric locking and unlocking mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104179759A CN104179759A (en) | 2014-12-03 |
| CN104179759B true CN104179759B (en) | 2016-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410404904.0A Active CN104179759B (en) | 2014-08-15 | 2014-08-15 | A kind of electric locking and unlocking mechanism |
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Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105973079A (en) * | 2016-05-05 | 2016-09-28 | 北京理工大学 | Electromagnetic type separation device |
| CN107361781B (en) * | 2017-07-31 | 2020-11-10 | 东软医疗系统股份有限公司 | Automatic opening and closing type outer cover, opening and closing method and medical equipment |
| CN108355199A (en) * | 2018-03-09 | 2018-08-03 | 王可悦 | A kind of infusion flow adjuster that can be locked |
| CN108482715B (en) * | 2018-04-17 | 2023-09-01 | 中国科学院西安光学精密机械研究所 | Space locking unlocking device with unlocking and unfolding functions |
| CN109695810A (en) * | 2019-01-22 | 2019-04-30 | 京东方科技集团股份有限公司 | A kind of locking device and display equipment |
| CN110274756A (en) * | 2019-06-27 | 2019-09-24 | 中国科学院西安光学精密机械研究所 | A kind of experimental rig that locking relieving mechanism is unfolded under vacuum |
| CN110340731A (en) * | 2019-08-12 | 2019-10-18 | 广州市精谷智能科技有限公司 | A kind of mounting bracket of splice type linear encoder shell |
| CN112643326B (en) * | 2021-01-26 | 2022-10-21 | 江苏格纳特连接系统有限公司 | High efficiency pushes away nut structure |
| CN113804063B (en) * | 2021-08-20 | 2023-06-06 | 北京精密机电控制设备研究所 | Pressing lock unlocking device and method for high spring force tenon lock |
| CN113898689A (en) * | 2021-11-11 | 2022-01-07 | 鞍山电磁阀有限责任公司 | Driving rack locking device |
| CN114587051A (en) * | 2022-04-18 | 2022-06-07 | 浙江吉利控股集团有限公司 | Safety belt and vehicle |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19913048A1 (en) * | 1999-03-23 | 2000-10-12 | Daimler Chrysler Ag | Hold-down clamps for satellite solar generators |
| GB0514373D0 (en) * | 2005-07-13 | 2005-08-17 | Caldwell N J | Electro-magnetic release mechanism for spring actuated plunger |
| GB2444933A (en) * | 2006-12-22 | 2008-06-25 | Lee Clarkson | Locking device with radially acting detent |
| CN102221034A (en) * | 2010-04-13 | 2011-10-19 | 王宝帅 | Invisible magnetic connecting device |
| US9482255B2 (en) * | 2011-09-21 | 2016-11-01 | Bal Seal Engineering, Inc. | Multi-latching mechanisms and related methods |
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2014
- 2014-08-15 CN CN201410404904.0A patent/CN104179759B/en active Active
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| CN104179759A (en) | 2014-12-03 |
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