CN209556704U - A kind of full-open type magnetic suspension double door and window linkage guide - Google Patents
A kind of full-open type magnetic suspension double door and window linkage guide Download PDFInfo
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- CN209556704U CN209556704U CN201821658411.XU CN201821658411U CN209556704U CN 209556704 U CN209556704 U CN 209556704U CN 201821658411 U CN201821658411 U CN 201821658411U CN 209556704 U CN209556704 U CN 209556704U
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- limiter
- moving mass
- border guide
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- 239000000725 suspension Substances 0.000 title claims abstract description 17
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 16
- 239000000956 alloy Substances 0.000 claims description 15
- 229910045601 alloy Inorganic materials 0.000 claims description 15
- 239000007787 solid Substances 0.000 claims description 9
- 229910052742 iron Inorganic materials 0.000 claims description 8
- 230000012447 hatching Effects 0.000 claims description 6
- 230000003068 static effect Effects 0.000 claims description 3
- 238000012360 testing method Methods 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 2
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- 238000005265 energy consumption Methods 0.000 abstract 1
- 229920003266 Leaf® Polymers 0.000 description 18
- 230000035882 stress Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000005339 levitation Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
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Abstract
The utility model provides a kind of full-open type magnetic suspension double door and window linkage guide, belong to door and window motorized rails field, it includes moving mass, fixation member, linear motor driver, pulley, limiter, it is driven drawstring, transmission device and detection device, it is moved in the empty slot of outline border guide rail of the moving mass in fixation member, the linear motor driver is installed on the outside of fixation member, the limiter is installed on the rear and front end of outline border guide rail, the pulley is fixedly installed in moving mass two sides and clearance fit slides in the empty slot of fixation member, the transmission drawstring annularly has fixed stress point around on the runner of rear and front end limiter and in moving mass along moving mass, the transmission device is embedded in limiter and can transmit kinetic energy between the first outline border guide rail and the second outline border guide rail；The utility model is two-door to be controlled in different track linkages, is had structure simple, is easy maintenance, low energy consumption, and mechanical friction is small, the small advantage of noise.
Description
Technical field
The utility model belongs to door and window motorized rails field more particularly to a kind of linkage of full-open type magnetic suspension double door and window is led
Rail.
Background technique
The driving device that existing door and window automatic guide rail uses is rotating electric machine as power and passes by rack gear or belt etc.
The movement to drive door and window is moved, but this traditional driving device structure is complicated, aging easy to wear, noise is larger, and current
Have and realizes using using magnetic levitation technology combination PWM (Pulse Width Modu Lation) control technology in guide rail
The moving direction of moving component and the control of position pass through fixation member and moving component phase in vertical direction when this kind designs
Mutually the horizontal movement of moving component is completed in cooperation, and door leaf can only be fixed by perpendicular type door leaf hanging piece and with moving mass movement, but
Door leaf needs to apply door leaf outer in the larger situation of weight or in the case where door leaf automatic open-close is completed in no power supply
Power carries out the movement of switch door and window, and the external force of application is easily deformed perpendicular type door leaf hanging piece, while applying external force can be to solid
Determining chimeric be slidably matched between component and moving component guide rail leads to inter deterioration.
In biparting door and window in the case where different guide rails are mobile, since the smaller guide rail in gap is mutual between two guide rails
Magnetic field can have an impact, so biparting door and window carries out driving simultaneously and needs to carry out accurate modulation control to driving device to be unfavorable for
Daily maintenance or biparting door leaf, which individually drive, greatly prolongs the folding time, and there are structures to answer for the two-door driving of double guide rails
It is miscellaneous, debug difficult problem.
Utility model content
In order to solve the above-mentioned technical problem, the utility model provides a kind of full-open type magnetic suspension double door and window linkage guide, with
Solve complicated, the easy to wear problem of the two-door driving device structure of existing double guide rails.A kind of full-open type provided by the utility model
Magnetic suspension double door and window linkage guide comprising moving mass, the static fixation member of relative moving part, linear motor driving dress
Set, pulley, limiter, transmission drawstring, transmission device and detection device, the fixation member include outline border guide rail with by several
The stator core of iron-core coil formation arranged in a straight line, the outline border guide rail include the first outline border guide rail and the second outline border guide rail,
The inside two sides of two outline border guide rails are both provided with anti-deformation card slot, and the stator core sectional area is rectangle, rectangular vertical
Two while bottom stretch out extend while and be connected in the anti-deformation slot that the first outline border guide rail interior two sides are set, it is described
There are also extend the prominent empty slot formed in side in two side bottoms for outline border guide rail；The moving mass includes active movement block and driven fortune
Motion block, two moving mass include automobile boy, door leaf fixing piece, two automobile boys all include be arranged in two sides arc-shaped limit it is recessed
Slot and fixed clip slot arranged at the bottom, automobile boy, limiting groove and fixed clip slot are integrally formed；The door leaf fixing piece is fixed
It is installed in the fixation clip slot of automobile boy；The active movement block is slidably mounted in the first outline border guide rail and further includes by several
The mover core of block permanent magnet composition arranged in a straight line and setting are in top and integrally formed support card slot, the mover core
It connects and fixes in support card slot；The driven motions block is slidably mounted in the second outline border guide rail；The linear motor
Driving device and detection device are electrically connected, and the detection device is installed on stator core, detect the movement of mover core
Data simultaneously transfer data to linear motor driver；The stator core and mover core has cooperatively formed straight-line electric
Machine, the linear motor driver are installed on the outside of fixation member and are electrically connected to stator core, and driving and control are straight
Line motor；The pulley by shaft is rotationally connected with moving mass two sides and clearance fit slides on the empty slot of fixation member
It is interior, it is slided in the empty slot of outline border guide rail of the moving mass cooperation pulley in fixation member；The limiter includes solid
Determine block, elastic iron plate, runner, shaft, connect by stud with shaft between the fixed block and elastic iron plate, described turns
Wheel is excessively coupled in shaft；The transmission device is embedded in limiter and can be outside the first outline border guide rail and second
Kinetic energy is transmitted between frame guide rail, the limiter is respectively arranged in the rear and front end of outline border guide rail；The transmission drawstring is in
Ring-type is surround along the limiting groove of moving mass to the runner of rear and front end limiter, and the transmission drawstring is in the side of moving mass
Equipped with fixed stress point, fixed stress point is fixedly attached on moving mass.
Further, the transmission device includes driving wheel, driving wheel, driving belt, the diameter of the driving wheel
For twice for being driven wheel diameter, the driving wheel is rotated coaxially with the runner on the first outline border guide rail limiter, the biography
Driving wheel is rotated coaxially with the runner on the second outline border guide rail limiter, the driving belt rotation connection driving wheel and transmission
Wheel.
Further, stud quantity described in limiter is two, and the stud and shaft distribution triangular in shape, described turns
Wheel is excessively matched in shaft.
Further, the runner is antifriction alloy concave wheel.
Further, the pulley is plastic bearing pulley, it is plastic after pulley it is wear-resistant, it is living to reduce door leaf fixing piece
Noise when dynamic can drive moving mass stress to roll in the case where no power supply.
Further, the detection device is Hall sensor, detects position, the direction of motion and the movement of mover core
Speed, and the data that will test are transferred to linear motor driver by conducting wire connection.
Further, the transmission drawstring is band tooth wirerope, be provided on the runner with tooth wirerope phase
The groove of engagement, band tooth wirerope are mutually sequentially connected with runner, and wirerope has good toughness and stress intensity is big.
Further, the fixation member further includes hatching solid block, the hatching solid block shape and stator core
External shape is consistent, and bottom is stretched out to extend side and be connected in setting and is not provided in the second outline border guide rail and the first outline border guide rail
In the anti-deformation slot of the inside two sides of stator core.
Further, the length of the stator core is the 1/3-2/3 of outline border track length, is set to active movement block
Motion profile center, stator core and mover core cooperatively form linear motor, when mover core moves away stator core
Range when, the stator core of this section, that is, ineffective, so about leaning on the stator of proximal edge in the motion profile of mover core
The effect of core is smaller, but the cost of manufacture of stator core is constant, so after guaranteeing that linear motor possesses enough driving forces
The length of stator core can be shortened as much as possible, and stator core is arranged in the centre of motion profile, be fabricated to reducing
This.
Compared with prior art, the utility model has the following beneficial effects:
1. a kind of full-open type magnetic suspension double door and window linkage guide is driven by the cooperation linear motor of iron-core coil and permanent magnet
Dynamic device drives moving mass that its moving direction and distance are moved and controlled in guide rail, this kind of simple gate guide rail driving process does not need
Mechanical driving device, structure is simple, is easy maintenance, reduces mechanical friction, and noise is small, and external force can be used when power-off and freely push away
Dynamic door leaf is mobile without will cause track and door leaf damage；Simultaneously by linkage wirerope and transmission device, so that two-door page is solid
Determining part can realize that movement in the same direction reduces cost of manufacture using a two-door page of motor driven in different tracks simultaneously；
2. it is mobile in linear motor driving that the fixed pulley in moving mass two sides can assist moving mass, and can be moving mass
With moving mass free to slide door and window can be opened and closed in the case where no motor driven；
3. being provided with anti-deformation slot in outline border guide rail interior two sides, the vertical extension side of stator core is connected to anti-deformation
It in slot, is equivalent to a clip and outline border track is clamped, prevent outline border track after installing door leaf or sash by weight
And the "eight" shape that lower part becomes larger occurs and becomes.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the first outline border guide rail sectional view of the utility model.
Fig. 3 is the configuration diagram of the limited block of the utility model.
In figure: moving mass 1, fixation member 2, linear motor driver 3, plastic bearing pulley 4, limiter 5, band tooth steel
Cord 6, active movement block 11, driven motions block 12, automobile boy 13, support card slot 13a, limiting groove 13b, fixed clip slot 13c, door
Page fixing part 14, mover core 15, outline border guide rail 21, the first outline border guide rail 211, the second outline border guide rail 212, stator core 22,
Fixed block 51, elastic iron plate 52, stud 53, antifriction alloy concave wheel 54, shaft 55, driving wheel 71, driving wheel 72, driving belt
73。
Specific embodiment
The utility model is described further below in conjunction with attached drawing:
1. a kind of full-open type magnetic suspension double door and window linkage guide as shown in attached drawing 1 to attached drawing 3 comprising moving mass 1, relatively
The static fixation member 2 of moving parts, linear motor driver 3, plastic bearing pulley 4, limiter 5, band tooth wirerope 6,
Transmission device and Hall sensor, the fixation member 2 is including outline border guide rail 21 and by several iron-core coils shape arranged in a straight line
At stator core 22, the outline border guide rail 21 include the first outline border guide rail 211 and the second outline border guide rail 212, two outline borders
The inside two sides of guide rail 21 are both provided with anti-deformation card slot, and 22 sectional area of stator core is rectangle, and the two of rectangular vertical
While bottom stretch out extend while and be connected in the anti-deformation slot that 211 inside two sides of the first outline border guide rail are set, it is described
There are also extend the prominent empty slot formed in side in two side bottoms for outline border guide rail 21；The moving mass 1 include active movement block 11 with
Driven motions block 12, two moving mass 1 include automobile boy 13, door leaf fixing piece 14, and two automobile boys 13 include being arranged in two sides
The arc-shaped limiting groove 13b in face and fixed clip slot 13c arranged at the bottom, automobile boy 13, limiting groove 13b and fixed clip slot
13c is integrally formed；The door leaf fixing piece 14 is fixedly installed in the fixation clip slot 13c of automobile boy 13；The active movement
Block 11 is slidably mounted in the first outline border guide rail 211 and further includes by several pieces of permanent magnets mover core 15 arranged in a straight line formed
With setting at top and integrally formed support card slot 13a, the mover core 15 are connected and fixed in support card slot 13a；
The driven motions block 12 is slidably mounted in the second outline border guide rail 212；The linear motor driver 3 and Hall passes
Sensor is electrically connected, and the Hall sensor is installed on stator core 22, detects position, the direction of motion of mover core 15
And movement velocity, and the data that will test are transferred to linear motor driver 3 by conducting wire connection；The stator core
22 and mover core 15 cooperatively formed linear motor, the linear motor driver 3 is installed on 2 outside of fixation member simultaneously
It is electrically connected to stator core 22, driving and control linear motor；The plastic bearing pulley 4 is rotatablely connected by shaft 55
In 1 two sides of moving mass, simultaneously clearance fit is slided in the empty slot of fixation member 2, and the moving mass 1 cooperates plastic bearing pulley
4 slide in the empty slot of the outline border guide rail 21 in fixation member 2；The limiter 5 include fixed block 51, elastic iron plate 52,
Antifriction alloy concave wheel 54, shaft 55 are connect by stud 53 with shaft 55, institute between the fixed block 51 and elastic iron plate 52
The antifriction alloy concave wheel 54 stated excessively is coupled in shaft 55；The transmission device include driving wheel 71, driving wheel 72,
Driving belt 73, the diameter of the driving wheel 71 are twice of 72 diameter of driving wheel, the driving wheel 71 and the first outline border
Antifriction alloy concave wheel 54 on 211 limiter 5 of guide rail rotates coaxially, and the driving wheel 72 and the second outline border guide rail 212 limit
Antifriction alloy concave wheel 54 on device 5 rotates coaxially, the driving belt 73TransmissionConnect driving wheel 71 and driving wheel 72；It is described
Limiter 5 be respectively arranged in the rear and front end of outline border guide rail 21；It is described with tooth wirerope 6 annularly along the limit of moving mass 1
Position groove 13b is additionally provided in the antifriction alloy concave wheel 54 to rear and front end limiter 5, the antifriction alloy concave wheel 54
The groove being meshed with tooth wirerope 6, band tooth wirerope 6 and antifriction alloy concave wheel 54 are mutually sequentially connected, the band tooth
Wirerope 6 is equipped with fixed stress point in the side of moving mass 1, and fixed stress point is fixedly attached on moving mass 1.
As a preferred embodiment, 53 quantity of stud described in limiter 5 is two, and the stud 53 and shaft 55 are triangular in shape
Distribution, the antifriction alloy concave wheel 54 are excessively matched in shaft 55.
As a preferred embodiment, the fixation member 2 further includes hatching solid block, the hatching solid block shape with
22 shape of stator core is consistent, and bottom is stretched out to extend side and be connected in and is arranged in the second outline border guide rail 212 and the first outline border
Guide rail 211 is not provided in the anti-deformation slot of the inside two sides of stator core 22.
As a preferred embodiment, the length of the stator core 22 is the 1/3 of outline border track length, is set to and actively transports
The motion profile center of motion block 11.
Based on the above embodiments, the length of the active movement block 11 and driven motions block 12 is that outline border is led
The one third of 21 length of rail, wherein active movement block 11 is located at the middle of the first outline border guide rail 211, and driven motions block 12
In the side of the second outline border guide rail 212, fixation member 2 is fixed on blank wall.In linear motor driver 3 when original state
Control under, after the stator core 22 is powered, iron-core coil generates regular and alternately variation magnetic at its own both ends
, the mover core 15 of active movement block 11 generates suction or repulsion in changing magnetic field, so that active movement block 11
Driving Xiamen page fixing part and door leaf it is mobile to the side far from driven motions block 12 in the first outline border guide rail 211, it is mobile
When 11 two sides of active movement block plastic bearing pulley assist movement of the active movement block 11 in empty slot, the first outline border guide rail
The power mobile by active movement block 11 in the stress point of active movement block 11 with tooth wirerope 6 in 211, band tooth wirerope 6
Start to rotate around antifriction alloy concave wheel 54, the shaft 55 in antifriction alloy concave wheel 54 drives 71 turns of driving wheel on transmission device
Dynamic, kinetic energy is transferred in the antifriction alloy concave wheel 54 of the second outline border guide rail 212 by transmission device by driving wheel 72, so that second
Band tooth wirerope 6 in outline border guide rail 212 rotates, the rotation direction with tooth wirerope 6 and first in the second outline border guide rail 212
Band 6 rotation direction of tooth wirerope in outline border guide rail 211 is consistent, and driven motions block 12 is by the traction with tooth wirerope 6 and actively
Moving mass 11 is moved in the same direction simultaneously, since transmission device makes 12 moving distance of driven motions block for the shifting of active moving mass 11
Twice of dynamic distance moves to always the end of the first outline border guide rail 211 in active movement block while driven motions block 12 is also transported
It moves to the end of the second outline border track, the 52 retardation motion block of elastic iron plate of limited block continues to move at this time, and two fan door leafs are simultaneously
Rest on respective track the same side.When door leaf being needed to close, the restarting of linear motor driver 3 carries out stator core 22
Control, the mover core 15 of active movement block 11 generate suction or repulsion into the first outline border guide rail 211 in changing magnetic field
The heart is mobile, and band tooth wirerope 6 starts to rotate around 54 opposite direction of antifriction alloy concave wheel, the driven motions block 12 under transmission device effect
It is mobile to the other side of the second outline border guide rail 212 simultaneously by the traction with tooth wirerope 6, until active movement block 11 is located at first
The middle of outline border guide rail 211, driven motions block 12 are located at the initial of the double guide rails of the second 212 sides of outline border guide rail, that is, two-door-linkage
Position.
Above-described embodiment can be applied in the door opening or window opening of double glazed window size, guide rail 2/3rds with door opening or
Person's window opening is overlapped, and one third in addition is overlapped with the wall beside door opening or window opening, when needing windowing or door, two fan doors
Or window be moved to wall overlapping position, to realize door and window standard-sized sheet.
A kind of embodiment of the utility model above described embodiment only expresses, the description thereof is more specific and detailed,
But it should not be understood as limiting the scope of the patent of the utility model.It should be pointed out that for the common of this field
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (9)
1. a kind of full-open type magnetic suspension double door and window linkage guide comprising moving mass, the static fixation member of relative moving part,
Linear motor driver, pulley, limiter, transmission drawstring, transmission device and detection device, it is characterised in that: described consolidates
Determining component includes outline border guide rail and the stator core by the formation arranged in a straight line of several iron-core coils, and the outline border guide rail includes the
One outline border guide rail and the second outline border guide rail, the inside two sides of two outline border guide rails are both provided with anti-deformation card slot, the stator
Core section product is rectangle, and two of rectangular vertical are when stretching out and extending in bottom and are connected in setting in the first outline border guide rail
In the anti-deformation slot of portion two sides, there are also extend the prominent empty slot formed in side in two side bottoms for the outline border guide rail；The fortune
Motion block includes active movement block and driven motions block, and two moving mass include automobile boy, door leaf fixing piece, and two automobile boys include
The arc-shaped limiting groove and fixed clip slot arranged at the bottom of two sides, automobile boy, limiting groove and fixed clip slot one are set
It is body formed；The door leaf fixing piece is fixedly installed in the fixation clip slot of automobile boy；The active movement block is slidably mounted on
It in first outline border guide rail and further include by several pieces of permanent magnets mover core arranged in a straight line formed and being arranged in top and one
Molding support card slot, the mover core are connected and fixed in support card slot；The driven motions block is slidably mounted on
In second outline border guide rail；The linear motor driver and detection device is electrically connected, and the detection device is installed on
On stator core, detects the exercise data of mover core and transfer data to linear motor driver；The stator core
Body and mover core have cooperatively formed linear motor, and the linear motor driver is installed on the outside of fixation member and electrical
It is connected to stator core, driving and control linear motor；The pulley by shaft be rotationally connected with moving mass two sides and between
Gap cooperation slides in the empty slot of fixation member, the sky of outline border guide rail of the moving mass cooperation pulley in fixation member
Sliding in slot；The limiter includes fixed block, elastic iron plate, runner, shaft, between the fixed block and elastic iron plate
It is connect by stud with shaft, the runner is excessively coupled in shaft；The transmission device is embedded in limiter
And kinetic energy can be transmitted between the first outline border guide rail and the second outline border guide rail, the limiter is respectively arranged in outline border guide rail
Rear and front end；The transmission drawstring is annularly surround along the limiting groove of moving mass to the runner of rear and front end limiter,
The transmission drawstring is equipped with fixed stress point in the side of moving mass, and fixed stress point is fixedly attached on moving mass.
2. a kind of full-open type magnetic suspension double door and window linkage guide as described in claim 1, it is characterised in that: the transmission dress
It sets including driving wheel, driving wheel, driving belt, the diameter of the driving wheel is twice for being driven wheel diameter, the active
Wheel is rotated coaxially with the runner on the first outline border guide rail limiter, is turned on the driving wheel and the second outline border guide rail limiter
Wheel rotates coaxially, the driving beltTransmissionConnect driving wheel and driving wheel.
3. a kind of full-open type magnetic suspension double door and window linkage guide as described in claim 1, it is characterised in that: described in limiter
Stud quantity is two, and the stud and shaft distribution triangular in shape, the runner are excessively matched in shaft.
4. a kind of full-open type magnetic suspension double door and window linkage guide as described in claim 1, it is characterised in that: the runner is
Antifriction alloy concave wheel.
5. a kind of full-open type magnetic suspension double door and window linkage guide as described in claim 1, it is characterised in that: the pulley is
Plastic bearing pulley.
6. a kind of full-open type magnetic suspension double door and window linkage guide as described in claim 1, it is characterised in that: the detection dress
It is set to Hall sensor, detects position, the direction of motion and the movement velocity of mover core, and the data that will test pass through conducting wire
Connection is transferred to linear motor driver.
7. a kind of full-open type magnetic suspension double door and window linkage guide as described in claim 1, it is characterised in that: the transmission is drawn
Rope is band tooth wirerope, and the groove being meshed with tooth wirerope, band tooth wirerope and runner phase are provided on the runner
Mutually transmission connection.
8. a kind of full-open type magnetic suspension double door and window linkage guide as described in claim 1, it is characterised in that: the fixed part
Part further includes hatching solid block, and the hatching solid block shape is consistent with stator core shape, and bottom is stretched out and extends side simultaneously
Be connected in the second outline border guide rail is set and the first outline border guide rail be not provided with stator core inside two sides anti-deformation slot
It is interior.
9. a kind of full-open type magnetic suspension double door and window linkage guide as described in claim 1, it is characterised in that: the stator core
The length of body is the 1/3-2/3 of outline border track length, is set to the motion profile center of active movement block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821658411.XU CN209556704U (en) | 2018-10-12 | 2018-10-12 | A kind of full-open type magnetic suspension double door and window linkage guide |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821658411.XU CN209556704U (en) | 2018-10-12 | 2018-10-12 | A kind of full-open type magnetic suspension double door and window linkage guide |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209556704U true CN209556704U (en) | 2019-10-29 |
Family
ID=68298907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821658411.XU Active CN209556704U (en) | 2018-10-12 | 2018-10-12 | A kind of full-open type magnetic suspension double door and window linkage guide |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209556704U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112610104A (en) * | 2020-12-03 | 2021-04-06 | 欧特美交通科技股份有限公司 | Magnetic suspension linear motor single-opening sliding door |
-
2018
- 2018-10-12 CN CN201821658411.XU patent/CN209556704U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112610104A (en) * | 2020-12-03 | 2021-04-06 | 欧特美交通科技股份有限公司 | Magnetic suspension linear motor single-opening sliding door |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220401 Address after: No. 10-33, nanshai Road, zone a, Heshunhegui Industrial Park, Lishui Town, Nanhai District, Foshan City, Guangdong Province Patentee after: Foshan meizhixuan Technology Co.,Ltd. Address before: 528000 No. 1, Lane 13, South Street, qicha lezhukou West Village, Dali Town, Nanhai District, Foshan City, Guangdong Province Patentee before: District Yingshao |
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| TR01 | Transfer of patent right |