CN103541570A - Safety protection device of three-dimensional garage - Google Patents
Safety protection device of three-dimensional garage Download PDFInfo
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- CN103541570A CN103541570A CN201210238175.7A CN201210238175A CN103541570A CN 103541570 A CN103541570 A CN 103541570A CN 201210238175 A CN201210238175 A CN 201210238175A CN 103541570 A CN103541570 A CN 103541570A
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Abstract
The invention relates to a safety protection device of a three-dimensional garage. The three-dimensional garage comprises a vehicle loading plate and a roller (7), wherein the roller is driven to rotate so as to drive the vehicle loading plate to move vertically. The safety protection device is characterized by comprising a centrifugal force induction actuating device, a safety switch (3) and a stopping component (4), wherein the centrifugal force induction actuating device is arranged on the roller and comprises a throwing block (1), the safety switch (3) and the stopping component (4) are a certain distance away from the roller and are fixed onto a main structure of the garage, and the throwing block (1) can be movably connected to the roller between two positions which include a first put-away position and a second throwing-out position. The safety protection device can protect the garage when the vehicle loading plate of the garage moves at an excessive speed and a chain of a motor breaks.
Description
Technical field
The safety guard (E04H 6/42) that the present invention relates to parking systems, described parking systems comprises vehicle-containing and cylinder, the driven rotation of described cylinder, and drive described vehicle-containing to move up and down.
Background technology
Generally, the power source of parking systems is motor, motor rotates by chain drive cylinder, thereby drive vehicle-containing to do upper and lower motion, but under this pattern, once chain breakage, cylinder is under the effect of vehicle-containing, that can accelerate falls downwards, causes any property loss, and also probably causes personnel's injures and deaths.
Patent documentation CN99240057.0 discloses a kind of lifting fall-preventing safety controlled parking equipment, by steel structure frame, carry truck system and lifting-transverse shifting system is formed, it is characterized in that it also has a lifting overall process safe fall-proof control system, this system comprises the disconnected rope of Electromgnetic seat bolt, safety lock guide rod, safety lock guide pin bushing and slack rope sensing device.What described safe fall-proof control system was used is electromagnetic force, and this patent documentation does not disclose the concrete structure of the disconnected rope of slack rope sensing device.
Patent documentation CN03221613.0 relates to a kind of safety apparatus for mechanical type multi-layer parking facilities.When wire rope or chain 4 generations fracture suddenly, the pulling force that is contained in the extension spring 3-7 on vehicle-containing or carrier 2 pulls safe anti-falling hook 3-2 counterclockwise to rotate, making safe anti-falling hook 3-2 hook the safe anti-falling peg 3-1 being contained on steel work guide upright post 1, guarantee disconnected rope chain) side no longer drops.This device can effectively prevent that elevating mechanism from because lifting wire rope or chain surprisingly rupture, falling accident occurring in running.Described safety apparatus for mechanical type multi-layer parking facilities is realized safe anti-falling function by means of spring force.
Patent documentation CN200610069153.7 discloses a kind of catching device, belongs to mechanical three-dimensional parking device technical field.It is articulated with anti-fall hook that longeron upper and lower part is provided with L shaped hook and is formed with the suspension ring on vehicle-containing side bar etc. that are fixed on of the corresponding setting of anti-fall hook by bearing pin by top, this L shaped hook can stretch in suspension ring, the outer bottom edge of the L shaped hook on described anti-fall hook is inclined-plane, L shaped hook top is provided with bearing pin, on bearing pin, be hinged with sideboard, a side of bearing pin is also provided with latch.Sideboard can be polygon, and its inner is articulated with on anti-fall hook, and outer end protrudes from the outside of the L shaped hook on anti-fall hook.Described catching device self is without any need for power, and described anti-fall hook is realized and being resetted and locking by self gravitation.
Patent documentation CN201110215343.6 discloses the safety guard of three-dimensional parking device, once three-dimensional parking device in halted state or occur loose chain or chain rupture situation, by electrical system, to electromagnet, sending signal controlling contact extends or shrinks, the contact that extends or shrink promotes ratchet by connecting rod and rotates on pawl base, make ratchet gear on the motion path of block, that is to say, ratchet can be inconsistent with block, thereby the unintentional rotation of forbidding drive sprocket, avoided the danger that on three-dimensional parking device, vehicle-containing surprisingly falls to occurring, improved the reliability of three-dimensional parking device safety.The safety guard of three-dimensional parking device is used high-speed double electromagnet safety protection function.
The physics principle of above-mentioned four pieces of documents based on electromagnetic force, gravity or elastic force realized safety protection function, and their disclosed safety devices directly act on vehicle-containing or sprocket wheel.
Patent documentation CN89216530.8 discloses a kind of safe rope sheave of centrifugal blocked consisting of housing, rope sheave, oil thread rope, time rope spring and safety-brake mechanism, its principle is to be hinged under the effect of the centrifugal force that the centrifugal fixture block on rope sheave produces when rope sheave High Rotation Speed outwards to throw away, be elongated in the jam outer ring of housing, thereby be subject to stopping of front stop block and backstop.
Patent documentation CN93203222.2 discloses a kind of electric iron rolling door that is suitable for when unexpected situation occurs, can effectively prevent the safety stopper for electric rolling iron gate that buting iron rolling door must not decline, spool shaft one end of rolling door is provided with an arresting disc, on this arresting disc, be pivoted with a centrifugal block and be subject to a flexible member and pull and draw, and on fixed head, be provided with a block and a microswitch be positioned at centrifugal block can and part; So that can chain breakage, motor shaft break or gear containing gearbox gear) under the situation such as burst apart, can make centrifugal block throw away because of centrifugal force, and be subject to block and stop and reach and stop iron rolling door and decline.
Patent documentation CN200820178485.3 discloses a kind of Novel door curtain anti-falling safety device, and it is mainly comprised of base, middle fixed head, end cap, cylindrical roller, bearing, ratchet, rotation preventive mechanism.Because the present invention is provided with cylindrical roller and spacer pin, thereby there is dual security protection effect.First heavily safeguard protection effect be that activity is placed in cylindrical roller in ratchet sour jujube groove when ratchet fast rotational, can be along the running of end cap cavity outside under centrifugal action, and clamping stagnation is on the arc section of end cap, stops reel rotation.Second heavily safeguard protection effect be; if door curtain decline moment of torsion surpasses the friction torque between end cap and middle fixed head, end cap also will be followed rotation, until end cap spline groove and spacer pin are collided; thereby stop reel rotation and door curtain tenesmus completely, play dual security protection effect.
Above-mentioned three pieces of patent documentations disclose the rotation that stops rope sheave or door curtain reel based on centrifugal principle, and they use different physical arrangements to realize anti-falling function.Yet these three pieces of patent documentations are not mentioned motor or are not related to motor.In parking systems technical field, there is no to find that the physical principle based on centrifugal force realizes the safety protection function of fall arrest.
Summary of the invention
For preventing that the vehicle-containing hypervelocity of parking systems from falling, cause personal injury and/or property loss; the present invention proposes the safety guard of such parking systems; its physics based on centrifugal force is former existing, can realize simultaneously and stop electric machine rotation and stop cylinder further to rotate.Described safety guard comprises centrifugal force induction acting device, safety switch and block parts;
Described centrifugal force induction acting device is arranged on described cylinder, and comprises and get rid of piece;
Described safety switch and block parts determine that by leaving described cylinder one mode of distance is fixed on the main framework in described garage parking;
The described piece that gets rid of can be connected to described cylinder between the two positions actively, when described cylinder is during in normal velocity of rotation state, the described piece that gets rid of is in the first stowed position, in this first stowed position, the described piece that gets rid of is packed up, and within the region that integrally external surface in described cylinder defines, when described cylinder is during in not normal acceleration rotary state, the described piece that gets rid of is in second and throws away position, at this, second throw away position, the described piece that gets rid of is centrifuged power and throws away, first its first end touches described safety switch, described safety switch action, and close down described motor, then, the described piece that gets rid of is blocked by described block parts, and then stop and stop described cylinder.
When the sweep hypervelocity that the safety guard that the present invention proposes can carry in garage parking and motor chain rupture, garage parking is played a protective role.
Accompanying drawing explanation
With reference to accompanying drawing, the description of feature of the present invention, advantage and the characteristic specific embodiment by is below able to better understanding, in accompanying drawing:
Fig. 1 is the left view under normal operating conditions of the present invention;
Fig. 2 is the front view under normal operating conditions of the present invention;
Fig. 3 is the part top view under normal operating conditions of the present invention;
Fig. 4 is the left view under vehicle-containing overspeed condition of the present invention;
Fig. 5 is the part top view under vehicle-containing overspeed condition of the present invention;
Fig. 6 is the left view under motor chain rupture state of the present invention;
Fig. 7 is the part top view under motor chain rupture state of the present invention;
In the accompanying drawings, different elements is used different figure notations, and identical element is used identical figure notation, wherein, and 1, get rid of piece; 2, limit spring; 3, limit switch; 4, block rubber; 5, former; 6, bumping post; 7, cylinder.
The specific embodiment
Parking systems comprises motor, chain, cylinder and vehicle-containing, and motor rotates by chain drive cylinder, thereby drives vehicle-containing to do upper and lower motion, in the situation that there is accident, generally need to close down motor at once, and pin cylinder, thereby allow vehicle-containing stop.Therefore, also need detecting fault device, it can find fault in the very first time.Present inventor notices have two class faults can cause the rotating speed of described cylinder sharply to raise: motor is undesired to run up or motor-driven chain ruptures suddenly.Inventor proposes to detect the device of this two classes fault for this reason---centrifugal force induction acting device.
According to the present invention, with reference to accompanying drawing 1-7, the safety guard of parking systems of the present invention comprises centrifugal force induction acting device, safety switch 3 and block parts 4, described centrifugal force induction acting device is arranged on described cylinder, and comprises and get rid of piece 1, described safety switch 3 and block parts 4 determine that by leaving described cylinder one mode of distance is fixed on the main framework in described garage parking, the described piece 1 that gets rid of can be connected to described cylinder between the two positions actively, when described cylinder is during in normal velocity of rotation state, the described piece 1 that gets rid of is in being referred to as the position of the first stowed position, in this first stowed position, the described piece 1 that gets rid of is packed up, and within the region that integrally external surface in described cylinder defines, when described cylinder is during in not normal acceleration rotary state, the described piece 1 that gets rid of is in and claims that this is second to throw away the position of position, at this, second throw away position, the described piece 1 that gets rid of is centrifuged power and throws away, first its first end touches described safety switch 3, described safety switch 3 actions, and close down described motor, then, as needs---the in the situation that of motor chain rupture, the described piece 1 that gets rid of is blocked by described block parts 4, and then stop and stop described cylinder 7.
In conjunction with the structure of parking systems, centrifugal force physical principle being applied to detect to the fault of parking systems---Motor Over Speed or motor chain rupture, the above-mentioned safety guard of designing can be protected the person and property safety preferably.
Advantageously, described centrifugal force induction acting device also comprises elastic force parts, in described the first stowed position, described elastic force parts can by described get rid of the region that external surface that piece 1 integrally remains on described cylinder defines within, and throw away position described second, describedly get rid of the centrifugal force that piece 1 produces and be enough to overcome the elastic force that described elastic force parts produce, the first end that gets rid of piece 1 described in making in succession touches described safety switch 3 and gear is stopped at described block parts 4 places.Described elastic force parts get rid of piece 1 described in can effectively preventing under normal operating condition and are thrown away and cause shutting down by unexpected.In addition, in each time between overhauls(TBO), elastic force parts described in verification, get rid of piece 1 described in assurance and can under a predetermined centrifugal action, throw away described second and throw away position.
Preferably, described getting rid of on the first end face that piece 1 is pivotally connected to described cylinder, and the first end of described elastic force parts is connected on the first end face of described cylinder, described in its second end is connected to, get rid of on piece 1, the described first end that gets rid of piece 1 and described in get rid of between the pivotal axis of piece 1.Described such routine of getting rid of piece 1 and described elastic force parts is arranged easily and is realized, effectively reduces costs.
Advantageously, a bumping post 6 is fixed on the first end face of described cylinder, make to throw away position described second, when the described first end that gets rid of piece is stopped at described block parts 4 place by gear, described in get rid of piece the second end by gear, be stopped at described bumping post place.Also can make the second end that gets rid of piece described in otherwise making be stopped by gear, for example in the described the second end that gets rid of piece, arrange one can elastic telescopic cylinder, and on described cylinder, correspondingly there is post hole, at the described piece that gets rid of, arrive described second and throw away position, described cylinder joins in described post hole, thereby get rid of piece described in stoping, is rotated further.Vice versa, described in being arranged on, described post hole gets rid of in the second end of piece, and described can elastic telescopic, the bevelled cylinder of tool is arranged on described cylinder, at the described piece that gets rid of, arrive described second and throw away position, describedly get rid of the inclined-plane that piece is touched described cylinder, first press described cylinder then described cylinder enter described post hole, reach the object of getting rid of piece described in locking.
Based on prior art, the mode of getting rid of piece rotation locking described in making is not limited to above-mentioned three kinds of embodiments, and those skilled in the art can find out more suitable locking mode.
As modification, described in get rid of piece 1 and be positioned in the radially duct of described cylinder, for example make in described former 5 in described radially duct.And duct radially described in described elastic force parts are also positioned in, wherein, radially bottom or the sidewall in duct described in the first end of described elastic force parts is connected to, and its second end gets rid of the second end of piece 1 described in being connected to; And under the effect of centrifugal force, described in get rid of piece 1 and can in described duct, slide.
This arrangement of described safety guard is compact, is subject to such environmental effects little, and performance is more stable.
According to another modification, describedly get rid of the dowel hole that piece 1 has a strip, the one key post being fixed on the first end face of described cylinder is plugged on described dowel hole, and the first end of described elastic force parts is connected to described key post, and its second end is connected to described dowel hole; And under the effect of centrifugal force, described in get rid of piece 1 and can radially outward slide by means of described key post and described dowel hole.Wherein, described elastic force parts are extension spring or Compress Spring.
Clearly, in the situation that using extension spring, described extension spring be arranged in described key post and described in get rid of between the first end of piece 1.And in the situation that using Compress Spring, in the situation of described use extension spring, described extension spring be arranged in described key post and described in get rid of between the first end of piece 1 layout of spring described key post and described in get rid of between the second end of piece 1.
Described key post can be square-section or circular cross-section.In the situation that the key post of square-section gets rid of piece described in described key post is arranged so that and radially slides.Advantageously, the key post frictional resistance of circular cross-section is little, makes described centrifugal force induction acting device sensitiveer.
According to another embodiment of the present invention, the safety guard of parking systems of the present invention comprises centrifugal force induction acting device, safety switch 3 and block parts 4; Described centrifugal force induction acting device is arranged on described cylinder, and comprises and get rid of piece 1 and limit breaking component; Described safety switch 3 and block parts 4 determine that by leaving described cylinder one mode of distance is fixed on the main framework in described garage parking; The described piece 1 that gets rid of can be connected to described cylinder between the two positions actively, when described cylinder is during in normal velocity of rotation state, described limit breaking component can by described get rid of the region that external surface that piece 1 integrally remains on described cylinder defines within.Described get rid of piece 1 in such position be called the first stowed position.When described cylinder is during in not normal acceleration rotary state, when centrifugal force is greater than a predetermined value, described limit breaking component fracture, the described piece 1 that gets rid of enters and is referred to as the second position that throws away position under the effect of centrifugal force, the described piece 1 that gets rid of is in second and throws away position, at this, second throw away position, the described piece 1 that gets rid of is centrifuged power and throws away, first its first end touches described safety switch 3, described safety switch 3 actions, and close down described motor, then, as needs---the in the situation that of motor chain rupture, the described piece 1 that gets rid of is blocked by described block parts 4, and then stop and stop described cylinder 7.
Such safety guard can surprisingly not retracted by elastic force described getting rid of after piece 1 works, and guarantees to stop to stop the validity of described cylinder 7.Because described limit breaking component will lose efficacy after primary fault being detected, thereby need after using, change in time.
According to another embodiment of the invention, the safety guard of parking systems of the present invention comprises centrifugal force induction acting device, safety switch 3 and block parts 4; Described centrifugal force induction acting device is arranged on described cylinder, and comprises and get rid of piece 1 and limit flow parts; Described safety switch 3 and block parts 4 determine that by leaving described cylinder one mode of distance is fixed on the main framework in described garage parking; The described piece 1 that gets rid of can be connected to described cylinder between the two positions actively, when described cylinder is during in normal velocity of rotation state, described limit flow parts can by described get rid of the region that external surface that piece 1 integrally remains on described cylinder defines within.Described get rid of piece 1 in such position be called the first stowed position.When described cylinder is during in not normal acceleration rotary state, when centrifugal force is greater than a predetermined value, the active force that described limit flow parts are subject to exceeds its elastic limit, thereby irreversible plastic strain occurs, and follows the string.The described piece 1 that gets rid of enters and is referred to as the second position that throws away position under the effect of centrifugal force, the described piece 1 that gets rid of is in second and throws away position, at this, second throw away position, described in get rid of piece 1 and be centrifuged power and throw away, first its first end touches described safety switch 3, described safety switch 3 actions, and close down described motor, then, as needs---the in the situation that of motor chain rupture, the described piece 1 that gets rid of is blocked by described block parts 4, and then stops and stop described cylinder 7.
The safety guard with limit flow parts can be guaranteed equally to stop and stop the validity of described cylinder 7.
As modification, described centrifugal force induction acting device adhesion is to described cylinder, when centrifugal force is greater than a predetermined value, described adhesion was lost efficacy, the described piece 1 that gets rid of enters described second and throws away position, thus described in get rid of piece 1 first end in succession touch described safety switch 3 and gear is stopped at described block parts 4 places.Such safety guard can reduce costs.
The safety guard of described parking systems also has following one or more feature:
Described elastic force parts are extension spring, rubber band or have flexible single.
Described block parts 4 have damping rubber block.
Described safety switch 3 has an arm body, and described arm body can rotate under described touching of getting rid of piece, thereby triggers described motor stalling.The length of described arm body can regulate.Described adjusting realizes by the elongated hole on described arm body.
Described safety switch 3 has a telescopic sliding shoe, and described sliding shoe has an inclined-plane, described in get rid of piece and touch described inclined-plane, described sliding shoe is pressed in described safety switch 3, and then triggers described motor stalling.
The described first end that gets rid of piece has a protuberance, and described block parts 4 have a corresponding recessed empty portion, described second, throw away position, and described protuberance is fastened in described recessed empty portion.
The described first end that gets rid of piece has a vestibule, and described block parts 4 have a corresponding protuberance, described second, throw away position, and described vestibule fit described protuberance.
Certainly, also can implement such non-return measure at the described first end that gets rid of piece.
And, it will be appreciated by persons skilled in the art that " within the region that the external surface of described cylinder defines " above can expand like this:
Center line with described cylinder 7 is drawn a circle to described safety switch 3 and/or block parts 4 vertical distances, gets radius reckling and is referred to as the first effect circle.Described in needing only, get rid of piece and do not exceed the round scope of described the first effect, just can not trigger described safety switch 3 and/or block parts 4.Therefore " described in get rid of the piece region that integrally external surface in described cylinder defines within " is equal to " described in get rid of the region that piece integrally defines in described the first effect circle within "
The operating principle of the safety guard of parking systems is as follows:
As shown in Figures 1 to 3, when garage parking runs well, get rid of piece 1 under the effect of limit spring 2, be fixed on former 5, with former 5, rotate, as shown in Figure 1.
As shown in Fig. 4 to 5, when vehicle-containing exceeds the speed limit, get rid of piece 1 under the effect of centrifugal force, outwards get rid of, thereby get to safety switch 3, safety switch 3 output signals, motor shuts down, thereby plays the protection to garage parking.
As shown in Fig. 6 to 7, when motor chain rupture, cylinder 7 is under the Action of Gravity Field of vehicle-containing; acceleration moves downward, and similarly, gets rid of piece 1 and outwards gets rid of under the effect of centrifugal force; first get to safety switch 3; thereby motor is shut down, yet cylinder 7 is also in quick rotation; and then get rid of piece 1 and get on block rubber 4; under the effect of block rubber 4 and bumping post 6, stop and stop cylinder 7, thereby play the protection to garage parking.
More than describe preferred specific embodiment of the present invention in detail.Should be appreciated that those of ordinary skill in the art just can design concept according to the present invention make many modifications and variations without creative work.Therefore; all technician in the art according to design concept of the present invention on the basis of existing technology by the available technical scheme of logical analysis, reasoning, or a limited experiment, all should be within the scope of the present invention and/or by the determined protection domain of claims.
Claims (10)
1. the safety guard of parking systems, described parking systems comprises vehicle-containing and cylinder (7), the driven rotation of described cylinder, and drive described vehicle-containing to move up and down, it is characterized in that, described safety guard comprises centrifugal force induction acting device, safety switch (3) and block parts (4);
Described centrifugal force induction acting device is arranged on described cylinder, and comprises and get rid of piece (1);
Described safety switch (3) and block parts (4) determine that by leaving described cylinder one mode of distance is fixed on the main framework in described garage parking;
The described piece (1) that gets rid of can be connected to described cylinder between the two positions actively, when described cylinder is during in normal velocity of rotation state, the described piece (1) that gets rid of is in the first stowed position, in this first stowed position, the described piece (1) that gets rid of is packed up, and within the region that integrally external surface in described cylinder defines, when described cylinder is during in not normal acceleration rotary state, the described piece (1) that gets rid of is in second and throws away position, at this, second throw away position, described piece (1) power of being centrifuged of getting rid of throws away, first its first end touches described safety switch (3), described safety switch (3) action, and close down described motor, then, as needs, the described piece (1) that gets rid of is blocked by described block parts (4), and then stop and stop described cylinder (7).
2. safety guard according to claim 1; it is characterized in that: described centrifugal force induction acting device also comprises elastic force parts; in described the first stowed position; described elastic force parts can by described in get rid of the region that external surface that piece (1) integrally remains on described cylinder defines within; and throw away position described second; describedly get rid of the centrifugal force that piece (1) produces and be enough to overcome the elastic force that described elastic force parts produce, the first end that gets rid of piece (1) described in making in succession touches described safety switch (3) and gear and is stopped at described block parts (4) and locates.
3. safety guard according to claim 2; it is characterized in that: described in get rid of on the first end face that piece (1) is pivotally connected to described cylinder; and; the first end of described elastic force parts is connected on the first end face of described cylinder; described in its second end is connected to, get rid of piece (1) upper, the described first end that gets rid of piece (1) and described in get rid of between the pivotal axis of piece (1).
4. safety guard according to claim 2, it is characterized in that: described in get rid of piece (1) and be positioned in the radially duct of described cylinder, and duct radially described in described elastic force parts are also positioned in, wherein, the radially bottom in duct or sidewall described in the first end of described elastic force parts is connected to, and its second end gets rid of the second end of piece (1) described in being connected to; And under the effect of centrifugal force, described in get rid of piece (1) and can in described duct, slide.
5. safety guard according to claim 2, it is characterized in that: described in get rid of the dowel hole that piece (1) has a strip, the one key post being fixed on the first end face of described cylinder is plugged on described dowel hole, and the first end of described elastic force parts is connected to described key post, and its second end is connected to described dowel hole; And under the effect of centrifugal force, described in get rid of piece (1) and can radially outward slide by means of described key post and described dowel hole.
6. safety guard according to claim 3; it is characterized in that: a bumping post (6) is fixed on the first end face of described cylinder; make to throw away position described second; when the described first end that gets rid of piece is stopped at described block parts (4) and locates by gear, described in get rid of piece the second end by gear, be stopped at described bumping post place.
7. according to the safety guard described in any one in claim 2 to 6, it is characterized in that: described elastic force parts are spring, rubber band or have flexible single.
8. according to the safety guard described in any one in claim 1 to 7, it is characterized in that: described block parts (4) have damping rubber block.
9. according to the safety guard described in any one in claim 1 to 8, it is characterized in that: described safety switch (3) has an arm body, described arm body can rotate under described touching of getting rid of piece, thereby triggers described motor stalling.
10. safety guard according to claim 9, is characterized in that: the length of described arm body can regulate.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210238175.7A CN103541570B (en) | 2012-07-11 | 2012-07-11 | The safety guard of parking systems |
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| CN201210238175.7A CN103541570B (en) | 2012-07-11 | 2012-07-11 | The safety guard of parking systems |
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| CN103541570B CN103541570B (en) | 2016-12-21 |
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Cited By (5)
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| CN105493661A (en) * | 2015-12-23 | 2016-04-20 | 宁波江北怡和工业设计有限公司 | Rotary cultivator |
| CN106567573A (en) * | 2016-10-11 | 2017-04-19 | 安徽乐库智能停车设备有限公司 | Stereoscopic garage driven underground |
| CN108798469A (en) * | 2018-06-13 | 2018-11-13 | 合肥市神雕起重机械有限公司 | A kind of garage electric overhead door with built-in turning formula lighting device |
| CN109573779A (en) * | 2018-12-24 | 2019-04-05 | 太仓市康辉科技发展有限公司 | The overspeed protection device being installed on hanging electrically-operated shifting machine |
| CN110821989A (en) * | 2019-11-11 | 2020-02-21 | 中国电子科技集团公司第三十八研究所 | Anti-falling device of elevator |
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|---|---|---|---|---|
| CN105493661A (en) * | 2015-12-23 | 2016-04-20 | 宁波江北怡和工业设计有限公司 | Rotary cultivator |
| CN106567573A (en) * | 2016-10-11 | 2017-04-19 | 安徽乐库智能停车设备有限公司 | Stereoscopic garage driven underground |
| CN108798469A (en) * | 2018-06-13 | 2018-11-13 | 合肥市神雕起重机械有限公司 | A kind of garage electric overhead door with built-in turning formula lighting device |
| CN108798469B (en) * | 2018-06-13 | 2019-12-10 | 合肥市神雕起重机械有限公司 | Garage is with electronic lift door with built-in convertible lighting device |
| CN109573779A (en) * | 2018-12-24 | 2019-04-05 | 太仓市康辉科技发展有限公司 | The overspeed protection device being installed on hanging electrically-operated shifting machine |
| CN110821989A (en) * | 2019-11-11 | 2020-02-21 | 中国电子科技集团公司第三十八研究所 | Anti-falling device of elevator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103541570B (en) | 2016-12-21 |
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Effective date of registration: 20180508 Address after: 215122 28 Weixin Road, Suzhou Industrial Park, Suzhou, Jiangsu Patentee after: Jiangnan Jiajie Lift Co., Ltd., Jiangsu Address before: 215122 No. 718 Ting Ting Road, Suzhou Industrial Park, Jiangsu Patentee before: SJEC Corporation |
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