CN103821864B - Buffer - Google Patents
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- Publication number
- CN103821864B CN103821864B CN201310255093.8A CN201310255093A CN103821864B CN 103821864 B CN103821864 B CN 103821864B CN 201310255093 A CN201310255093 A CN 201310255093A CN 103821864 B CN103821864 B CN 103821864B
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- China
- Prior art keywords
- buffer
- flywheel
- elastomer
- protecting component
- positioning element
- Prior art date
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Abstract
The invention discloses a kind of buffer, described buffer includes for fixing, with by protection basis, the positioning element being connected, for accepting the protecting component of shock, and the elastomer being arranged between positioning element and protecting component, also include for locking elastic body position with the locking mechanism of resilience after preventing protecting component from being clashed into, described locking mechanism includes flywheel and the tooth bar being meshed with flywheel, described flywheel and positioning element, tooth bar is fixing with protecting component to be connected, or, described flywheel and protecting component, tooth bar is fixing with positioning element to be connected.The buffer of the present invention is not only able to effectively protect to impact carrier with by impact carrier, farthest reduces the elastomer resilience secondary damage to impact belt carrier, and this apparatus structure is simple, it is simple to recycling.
Description
Technical field
The present invention relates to a kind of buffer.
Background technology
Spring be a kind of can be with the buffer mechanism parts of energy storage.Impact can be carried by known spring bumper
Body buffers, but can not stop recoil of spring.Impact carrier is carried out buffering and decreases carrier damage, protect
Protect by impact carrier, but the resilience force of spring is equally possible to impacting and being caused damage by impact carrier.
The patent of Application No. 200720085767.4 discloses a kind of spring cushion anti-collision bridge abutment, and it is mainly tied
Structure includes anti-collision bridge pier, is provided with buffer spring between Crashworthy plate and anti-collision bridge pier.This patent uses buffering elastic
Spring, as buffer unit, is used for preventing the ship shock to bridge pier, but this set-up mode brings another danger
Danger: if the little effect of spring supporting power is little, if spring supporting power is sufficiently large, it will effectively be protected
Protect bridge pier, but spring may have enough resilience forces to make troubles ship.
The patent of Application No. 03153765.0 discloses a kind of method decomposing buffering percussive force and device thereof.
Change the elastic component buffering percussive force from device first with main, and absorb one part energy；Recycle its plunger
By on the elastomer of hydraulic power pair buffer unit and change the direction of impact force；Until housing distortion, quilt
Destroy, consume the energy of impact force, alleviate the impact by protection body.The shortcoming of this device is that structure is multiple
Miscellaneous, and housing clash into time destroyed, therefore lack reusing.
In sum, resilience after one can effectively prevent buffer body buffering need to be studied impact carrier is caused two
The method or apparatus of secondary damage, to solve the problems referred to above.
Summary of the invention
In view of this, the invention provides and a kind of utilize flywheel to prevent the method for resilience after elastomer buffering, the party
The problem that impact carrier is caused resilience to injure after solving the spring bumper stress of prior art by method.Separately
Outward, a kind of buffer that the present invention makes always according to said method, this buffer can liquidate
Hit carrier and effectively protected by impact carrier, farthest decreasing recoil of spring to impact carrier simultaneously
The secondary damage brought.
The present invention is by the techniques below means above-mentioned technical problem of solution:
An object of the present invention is to provide a kind of method of resilience after utilizing flywheel to prevent elastomer from buffering, described
Method comprises the following steps: S1) set elastomer cushion stroke so that and described elastomer can only be at the row set
Work in journey and after stress, force carrier buffered；S2) rotation direction of flywheel is set so that flywheel
Can only in elastomer cushion stroke one-directional rotation, and stop elastomer after carrier effectively buffers to force
Resilience.
The two of the purpose of the present invention are to provide a kind of buffer prepared according to said method, described crashproof
Buffer unit includes for by the fixing positioning element being connected in protection basis, being used for accepting the protection department of shock
Part, and the elastomer being arranged between positioning element and protecting component, also include for locking elastic body position
With the locking mechanism of resilience after preventing protecting component from being clashed into, described locking mechanism includes flywheel and passes with flywheel
The dynamic tooth bar coordinated, described flywheel is connected with protecting component with positioning element, tooth bar, or, described flywheel and
Protecting component, tooth bar are connected with positioning element.
Further, described flywheel is connected with protecting component by connecting assembly, and described connection assembly includes and tooth bar
The guide rod be arrangeding in parallel and the axis being vertically installed in guide rod, the other end of described guide rod is solid with protecting component
Fixed connection, described flywheel coaxial sleeve is located on described axis.
Further, described flywheel includes overcoat, fuse and very heavy, and described fuse is fixing with axis to be connected, described
Overcoat engages each other with tooth bar.
Further, described axis is passed perpendicularly through the end of guide rod and is fastened by location screw.
As the concomitant regimen of technique scheme, described flywheel includes overcoat, fuse and very heavy, described overcoat
Fixing with guide rod and be connected, described fuse is fixing with axis to be connected, and described axis is coaxially fixedly installed gear,
Described gear engages each other with described tooth bar.
Further, described positioning element includes that guide rail, described guide rod coordinate with slide.
Further, described elastomer is stage clip, and described compression spring sleeve is located on guide rod, and the two ends of stage clip abut respectively
On protecting component and positioning element.
Further, described elastomer is stage clip, and this stage clip is provided with multiple, and the plurality of stage clip is uniformly arranged on
Between protecting component and positioning element.
Further, described elastomer is extension spring, and the two ends of described extension spring are fixing with positioning element and axis respectively to be connected
Connect.
Further, described protecting component is buffer board.
Beneficial effects of the present invention:
1) present invention utilize flywheel to prevent elastomer buffering after the method for resilience provide and effectively solve spring and return
The problem that impact carrier is caused secondary damage by bullet.According to the method, we can produce multiple employing flywheel
Buffer, and then safely provided effective guarantee for fields such as China's building, bridge, car and boat.
2) according to said method, the present invention provide in particular a kind of buffer using flywheel, should
Buffer is not only able to effectively protect to impact carrier with by impact carrier, farthest reduces
The elastomer resilience secondary damage to impact belt carrier, and this apparatus structure is simple, it is simple to recycling.
Accompanying drawing explanation
The invention will be further described below in conjunction with the accompanying drawings.
Fig. 1 is the perspective view that the present invention is provided with the buffer of extension spring；
Fig. 2 is the side view that the present invention is provided with the buffer of extension spring；
Fig. 3 is that the present invention is provided with perspective view when the buffer of stage clip is not impacted；
Fig. 4 is the side view that the present invention is provided with when the buffer of stage clip is not impacted；
Fig. 5 be the present invention be provided with the buffer of stage clip be impacted buffering time perspective view；
Fig. 6 be the present invention be provided with the buffer of stage clip be impacted buffering time side view；
Fig. 7 is the internal structure schematic diagram of flywheel in buffer of the present invention；
Fig. 8 is buffer of the present invention multiple perspective view when being applied in combination；
Fig. 9 is multiple combinations of buffer of the present invention top views when being installed on bridge pier；
Figure 10 is multiple combinations of buffer of the present invention stereochemical structure views when being installed on bridge pier.
Figure 11 is the another kind of perspective view of buffer of the present invention；
Figure 12 is the another kind of internal structure schematic diagram of flywheel in buffer of the present invention
Detailed description of the invention
Below with reference to drawings and Examples, the present invention is described in detail:
Embodiment 1 one kinds utilizes flywheel to prevent the method for resilience after elastomer buffering
Described utilize flywheel to prevent the method for resilience after elastomer buffering, comprise the following steps: S1) set elasticity
Body cushion stroke so that described elastomer can only work and enter force carrier after stress in the stroke set
Row buffering；S2) set flywheel rotation direction so that flywheel can only in elastomer cushion stroke one-directional rotation,
And stop elastomer resilience after force carrier is effectively buffered.Elastomer described in said method can be
Extension spring, stage clip, India-rubber spring, medal spring etc.；The cushion stroke of described elastomer and setting stroke refer to that spring exists
The point starting buffering deformation during stress is starting point, and the point stopping buffering and starting resilience to spring is terminal, and these are two years old
Distance between point is cushion stroke；It is resilience that spring is reset to the distance between the starting point of no longer stress by terminal
Stroke.
Use said method can make filling with the crashproof buffering that flywheel is main anti-rebound structure of various ways
Put, develop for research worker and there is the buffer of anti-rebound function provide clear and definite direction and side
Method so that research worker method accordingly can solve the spring buffer dress of prior art without paying work further
After putting stress, impact carrier is caused the problem that resilience injures.Therefore, method provided by the present invention has significantly
Progress.
2 one kinds of buffers of embodiment
As Fig. 1 is to shown in 10, and the buffer of the present invention, including for fixing even with by protection basis
The positioning element 1 connect, for accepting the protecting component 2 of shock, and is arranged at positioning element 1 and protection department
Elastomer 3 between part 2, also includes for locking elastic body 3 position to prevent protecting component 2 from being clashed into
The locking mechanism of rear resilience, described locking mechanism includes flywheel 4 and the tooth bar 5 coordinated with flywheel, described
Flywheel 4 is connected with protecting component 2 with positioning element 1, tooth bar 5, or, described flywheel 4 and protecting component
2, tooth bar 5 is connected with positioning element 1.
Described positioning element 1 is for being connected buffer with being fixed by protection basis or carrier；Described anti-
Protect parts 2 first to contact, in order to accept impulsive force with impact carrier when clashing into；Described elastomer 3 is for right
Protecting component 2 impact force buffers.When deformation in elastomer 3 buffering course, described flywheel 4
To move with protecting component 2 with in both tooth bars 5, and another in both flywheel 4 and tooth bar 5
One will be the most motionless, owing to flywheel 4 engages each other with tooth bar 5, so flywheel 4 will buffer at elastomer 3
Deformation process occurs single direction rotation；When elastomer 3 buffers after deformation terminates, due to the single direction rotation of flywheel 4
Characteristic so that the elastomer 3 after deformation cannot resilience, thus avoid because of elastomer 3 resilience to impact carrier
Damage with the secondary resilience caused by protection body.
As the further improvement of technique scheme, as it is shown in fig. 7, described flywheel 4 include overcoat 4a,
Fuse 4b and very heavy 4c, described overcoat 4a engage each other with tooth bar 5.Described flywheel 4 is by connecting assembly
Being connected with protecting component 2, described connection assembly includes the guide rod 6 be arrangeding in parallel with tooth bar 5 and is vertically installed in
The axis 7 of guide rod 6 one end, the other end of described guide rod 6 is fixing with protecting component 2 to be connected, described fuse 4b
Fix with axis 7 and be connected.After protecting component 2 is by impulsive force, fix by promotion guide rod 6 with guide rod 6
The axis 7 connected moves the most in the same direction, and described axis 7 is by flywheel driven 4 single direction rotation, now bullet
Gonosome 3 is in cushion stroke；After the cushion stroke of elastomer 3 terminates, because the single direction rotation of flywheel 4 is special
Property so that elastomer 3 and the protecting component 2 that is connected with elastomer 3 cannot resilience, and then protect impact and carry
The safety of body.
The operation principle of above-mentioned flywheel 4 is: when deforming flywheel driven 4 in elastomer cushion stroke and rotating, fly
Produce relative slip between wheel internal tooth and very heavy 4c, thus very heavy 4c be compressed in the notch of fuse 4b,
Very heavy 4c have compressed again very heavy spring；When the cushion stroke of elastomer terminates generation resilience, now in flywheel
Tooth contains with very heavy 4c phase so that overcoat 4a will not rotate against with fuse 4b because fuse 4b with in
Axle 7 is fixing to be connected, so now overcoat 4a both will not rotate, and then makes nothing after elastomer 3 buffering
Method resilience.
As the further improvement of technique scheme, described positioning element 1 includes guide rail 8, described guide rod 6
It is slidably matched with guide rail 8.Described guide rod 6 imports the rail groove of guide rail 8 and can be perpendicular to rail groove back and forth in groove in-orbit
Sliding, guide rail 8 is restraint device and the bascule of guide rod 6 direction of motion, whole device whether steadily, fly
Whether wheel can effectively control resilience is mainly combined closely by the sled portions of the rail groove of guide rail 8 Yu guide rod 6 and can
The precision of art skating determines.Additionally the geometry of the rail groove of guide rail 8 by guide rod 6 at the rail of guide rail 8
In groove, the geometry of sled portions determines, i.e. guide rod 6 can be that various structures and shape be compound or combination, leads
Bar 6 shape of sled portions in the rail groove of guide rail 8 can make irregular shape according to device precision requirement
Shape.According to the needs of buffer intensity, guide rod 6 can be multiple combination with the compound mode of guide rail 8, the most same
Individual guide rail 8 can arrange multiple rail groove so that multiple guide rod 6 and elastomer and flywheel, or, multiple lead
Rail 8 combines with a guide rod 6, with the buffer capacity of stiffening device；Can also be that multiple guide rail 8 is led with multiple
Bar 6 combines, and organizes spring and flywheels with or fly wheel set combination, to increase buffer protection face and the intensity of device.
As the further improvement of technique scheme, described elastomer 3 is stage clip, and described compression spring sleeve is located to be led
On bar 6, the two ends of stage clip are connected on protecting component 2 and positioning element 1 guide rail 8 respectively.Of the present invention
Elastomer 3 can be extension spring, stage clip, India-rubber spring, medal spring etc., in the present embodiment, preferred stage clip is as master
The elastic buffer component wanted, described stage clip is made up of metal material, and the elastomer 3 that relative quality of rubber materials is made is more
Add corrosion-resistant and aging, therefore use stage clip can improve the service life of buffer of the present invention.
As the further improvement of technique scheme, described elastomer 3 is stage clip, and this elastomer 3 is provided with
Multiple, the plurality of elastomer 3 is uniformly arranged between protecting component 2 and positioning element 1 guide rail 8.Anti-
Protect multiple stage clip is set between parts 2 and guide rail 8 can be with the buffering dynamics of intensifier so that the present invention's is anti-
Hit buffer unit and can be used in above the large foundations such as bridge, ship, motor vehicles, to improve its safety.
As the further improvement of technique scheme, described elastomer 3 is extension spring, and the two ends of described extension spring are divided
Do not fix be connected with guide rail 8 and axis 7.When protecting component 2 drives axis 7 to move together, because axis
7 are connected with extension spring, and protecting component 2 impact force will be delayed under the effect of tension spring tension by axis 7
Punching, after the cushion stroke of extension spring terminates, because of the single direction rotation characteristic of unit flywheel so that extension spring cannot recover
Original state, thus avoid the resilience injury to impact carrier.
As the further improvement of technique scheme, elastomer 3 of the present invention can also is that by stage clip and
Extension spring matched combined, and the quantity of stage clip and extension spring can do according to the difference of institute's shock resistance carrier accordingly
Adjustment.Stage clip and extension spring efficient combination can improve the shock-absorbing capacity of the present invention further.
As the further improvement of technique scheme, described protecting component 2 is buffer board.In the present embodiment excellent
Selecting buffer board as stress carrier, described buffer board can be made up of fibre reinforced materials or metal material, when it is subject to
It is not susceptible to deformation during to big impact, and then improves the service life of the present invention.Certainly, the protection of the present invention
Parts 2 can also is that wire netting, waste rubber tire etc..
As the further improvement of technique scheme, described axis 7 passes perpendicularly through the end of guide rod 6 and passes through
Location screw 9 fastens.After the buffer of the present invention is clashed into, because the effect of flywheel cannot be returned
Bullet, but for make the buffer of its present invention to reuse, described flywheel, elastomer and protection department
Part 2 needs to be arranged to return to original state, to this end, axis 7 is arranged through location screw by the present invention
9 are fastened on guide rod 6 end, when needs flywheel, elastomer and protecting component 2 set back, only need
Unscrew location screw 9, it is allowed to axis 7 rotates freely.
3 one kinds of buffers of embodiment
As the alternative of technique scheme, as shown in FIG. 11 and 12, the buffer of the present invention
In flywheel include overcoat 4a ', fuse 4b ' and very heavy 4c ', described overcoat 4a ' is fixing with guide rod 6 even
Connecing, described fuse 4b ' is fixing with axis 7 to be connected, and described axis 7 is coaxially fixedly installed gear 10,
Described gear 10 engages each other with described tooth bar 5.The benefit that said structure is arranged is particularly at Anomalistic space
In the case of, the synchronous coordination of locking mechanism can be strengthened and use the motility of design, because flywheel is this
The safety member of invention, its bearing load should be much larger than the elastic anchorage force of elastomer, and the quantity increasing flywheel is adopted
While meeting carrying demand by the mode of multiple flywheels, using wheel and rack to engage can be cleverer
The more gear changing lived and tooth bar reach the requirement of engagement force.
Finally illustrating, above example is only in order to illustrate technical scheme and unrestricted, although ginseng
According to preferred embodiment, the present invention is described in detail, it will be understood by those within the art that, permissible
Technical scheme is modified or equivalent, without deviating from technical solution of the present invention objective and
Scope, it all should be contained in the middle of scope of the presently claimed invention.
Claims (8)
1. a buffer, including for by the fixing positioning element (1) being connected in protection basis, using
In accepting the protecting component (2) clashed into, and it is arranged between positioning element (1) and protecting component (2)
Elastomer (3), it is characterised in that also include for locking elastic body (3) position to prevent protecting component (2)
The locking mechanism of resilience after being clashed into, described locking mechanism includes flywheel (4) and coordinates with flywheel
Tooth bar (5), described flywheel (4) is connected with positioning element (1) with protecting component (2), tooth bar (5)；
Described flywheel (4) is connected with protecting component (2) by connecting assembly, and described connection assembly includes and tooth bar (5)
The guide rod (6) be arrangeding in parallel and the axis (7) being vertically installed in guide rod (6) one end, described guide rod (6)
The other end and protecting component (2) fixing be connected, described flywheel (4) coaxial sleeve is located at described axis (7)
On；Described buffer, it prepares according to following method: S1) set elastomer cushion stroke so that
Described elastomer can only work and buffer force carrier after stress in the stroke set；S2) set
The rotation direction of flywheel so that flywheel can only in elastomer cushion stroke one-directional rotation, and stop elastomer to exist
Resilience after force carrier is effectively buffered.
Buffer the most according to claim 1, it is characterised in that: described flywheel (4) includes
Overcoat (4a), fuse (4b) and very heavy (4c), described fuse (4b) is fixing with axis (7) to be connected,
Described overcoat (4a) engages each other with tooth bar (5).
Buffer the most according to claim 2, it is characterised in that: described axis (7) is vertical
Through the end of guide rod (6) and fastened by location screw (9).
Buffer the most according to claim 1, it is characterised in that: described flywheel (4) includes
Overcoat (4a '), fuse (4b ') and very heavy (4c '), described overcoat (4a ') and guide rod (6) are solid
Fixed connection, described fuse (4b ') is fixing with axis (7) to be connected, and described axis (7) is the most fixing to be set
Being equipped with gear (10), described gear (10) engages each other with described tooth bar (5).
5. according to the buffer described in claim 3 or 4, it is characterised in that: described positioning element (1)
Including guide rail (8), described guide rod (6) is slidably matched with guide rail (8).
6. according to the buffer described in claim 3 or 4, it is characterised in that: described elastomer (3)
For stage clip, described compression spring sleeve is located on guide rod (6), the two ends of stage clip be connected to respectively protecting component (2) and
On positioning element (1).
7. according to the buffer described in claim 3 or 4, it is characterised in that: described elastomer (3)
For stage clip, this stage clip is provided with multiple, and the plurality of stage clip is uniformly arranged on protecting component (2) and location division
Between part (1).
8. according to the buffer described in claim 3 or 4, it is characterised in that: described elastomer (3)
For extension spring, the two ends of described extension spring are fixing with positioning element (1) and axis (7) respectively to be connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310255093.8A CN103821864B (en) | 2012-11-19 | 2013-06-25 | Buffer |
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210467046.5 | 2012-11-19 | ||
| CN2012104670465 | 2012-11-19 | ||
| CN 201210467046 CN102966694A (en) | 2012-11-19 | 2012-11-19 | Spring buffer device |
| CN201310255093.8A CN103821864B (en) | 2012-11-19 | 2013-06-25 | Buffer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103821864A CN103821864A (en) | 2014-05-28 |
| CN103821864B true CN103821864B (en) | 2016-10-05 |
Family
ID=47797045
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201210467046 Pending CN102966694A (en) | 2012-11-19 | 2012-11-19 | Spring buffer device |
| CN2013203666778U Expired - Fee Related CN203335720U (en) | 2012-11-19 | 2013-06-25 | Anti-collision buffering device |
| CN201310255093.8A Expired - Fee Related CN103821864B (en) | 2012-11-19 | 2013-06-25 | Buffer |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201210467046 Pending CN102966694A (en) | 2012-11-19 | 2012-11-19 | Spring buffer device |
| CN2013203666778U Expired - Fee Related CN203335720U (en) | 2012-11-19 | 2013-06-25 | Anti-collision buffering device |
Country Status (1)
| Country | Link |
|---|---|
| CN (3) | CN102966694A (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106948253B (en) * | 2016-01-07 | 2019-01-22 | 株洲时代新材料科技股份有限公司 | Speed displacement hybrid locking device and speed displacement hybrid locking method |
| CN105626802B (en) * | 2016-03-09 | 2017-07-04 | 石家庄铁道大学 | Vibration absorber with the converter based on eccentric free wheel |
| CN105947159B (en) * | 2016-06-23 | 2017-12-01 | 淮北市相山区宏基专利转化中心 | The percussion device of ship |
| CN107225500A (en) * | 2017-07-13 | 2017-10-03 | 合肥北顾信息科技有限公司 | A kind of computer circuit board sanding apparatus |
| CN107487347A (en) * | 2017-09-15 | 2017-12-19 | 国家电网公司 | Pumped Storage Plant Underground Powerhouse infiltration collecting vehicle is surveyed based on isotope tracer technique |
| CN108086252B (en) * | 2017-11-22 | 2020-08-18 | 浙江海洋大学 | A anticollision protection structure for pier |
| CN110118236B (en) * | 2018-02-05 | 2020-07-31 | 杭州富阳新远新能源有限公司 | Automobile shock absorber |
| CN109236922B (en) * | 2018-02-05 | 2020-06-30 | 杭州富阳新远新能源有限公司 | Automobile shock absorber of variable friction damper |
| CN108436116B (en) * | 2018-02-26 | 2020-02-18 | 上海工程技术大学 | Quick cutter falling device |
| CN108782261B (en) * | 2018-06-28 | 2020-12-18 | 嘉兴松宇科技有限公司 | Panda shows beast house with striking automatic locking function |
| CN108825697B (en) * | 2018-07-09 | 2020-09-25 | 浙江戈尔德智能悬架股份有限公司 | Shock absorber for new energy automobile |
| CN108859152B (en) * | 2018-07-28 | 2021-02-23 | 芜湖市崇兴乐塑胶有限公司 | Mounting equipment for plastic products |
| CN109058374B (en) * | 2018-08-16 | 2021-01-26 | 上海芬创信息科技有限公司 | Load-limiting acceleration damping buffer |
| CN109142931B (en) * | 2018-09-03 | 2021-11-23 | 苏州华兴源创科技股份有限公司 | System and method for testing piezoelectric ceramics |
| US12091063B2 (en) | 2019-04-24 | 2024-09-17 | Murata Machinery, Ltd. | Damping device, stacker crane, transport system, and damping device jig |
| CN110145567B (en) * | 2019-04-24 | 2021-05-07 | 上海大学 | Nonlinear energy sink |
| CN110379066B (en) * | 2019-08-02 | 2024-05-10 | 深圳怡化电脑股份有限公司 | Transmission assembly with boundary crossing protection function and financial equipment |
| CN110939050B (en) * | 2019-12-03 | 2024-07-16 | 亳州职业技术学院 | Sectional type concatenation bridge |
| CN111388985A (en) * | 2020-04-07 | 2020-07-10 | 九江学院 | Sports teaching volleyball service trainer |
| CN113551002B (en) * | 2021-06-02 | 2023-03-10 | 温州理工学院 | New energy automobile is strutting arrangement for transformer |
| CN113601491B (en) * | 2021-08-18 | 2022-11-22 | 珠海格力电器股份有限公司 | Limiting device and robot with same |
| CN113708266B (en) * | 2021-10-28 | 2022-03-08 | 江苏希尔诺电子科技有限公司 | Safe type transformer substation |
| CN116000343A (en) * | 2023-03-21 | 2023-04-25 | 晋江熠昕科技有限公司 | Perforating device that rotatory target drone part processing was used |
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|---|---|---|---|---|
| CN2042912U (en) * | 1988-12-30 | 1989-08-16 | 邓圣金 | Inner-ratchet gear |
| CN2297353Y (en) * | 1997-07-22 | 1998-11-18 | 赵根明 | Brake aid for motor vehicle |
| CN2496719Y (en) * | 2001-08-21 | 2002-06-26 | 王健康 | Motor vehicle shock-damping beam |
| CN202176170U (en) * | 2011-04-11 | 2012-03-28 | 张舸 | Device capable of reforming mechanical lock to electric lock and electric lock with same |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100503485B1 (en) * | 2003-01-14 | 2005-07-25 | 삼성전자주식회사 | apparatus for exchanging ink cartridge in image forming device |
-
2012
- 2012-11-19 CN CN 201210467046 patent/CN102966694A/en active Pending
-
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- 2013-06-25 CN CN2013203666778U patent/CN203335720U/en not_active Expired - Fee Related
- 2013-06-25 CN CN201310255093.8A patent/CN103821864B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2042912U (en) * | 1988-12-30 | 1989-08-16 | 邓圣金 | Inner-ratchet gear |
| CN2297353Y (en) * | 1997-07-22 | 1998-11-18 | 赵根明 | Brake aid for motor vehicle |
| CN2496719Y (en) * | 2001-08-21 | 2002-06-26 | 王健康 | Motor vehicle shock-damping beam |
| CN202176170U (en) * | 2011-04-11 | 2012-03-28 | 张舸 | Device capable of reforming mechanical lock to electric lock and electric lock with same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103821864A (en) | 2014-05-28 |
| CN102966694A (en) | 2013-03-13 |
| CN203335720U (en) | 2013-12-11 |
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