CN205555979U - Safety apparatus for maintenance of elevator systems from top of car - Google Patents
Safety apparatus for maintenance of elevator systems from top of car Download PDFInfo
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- CN205555979U CN205555979U CN201620172591.5U CN201620172591U CN205555979U CN 205555979 U CN205555979 U CN 205555979U CN 201620172591 U CN201620172591 U CN 201620172591U CN 205555979 U CN205555979 U CN 205555979U
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- leading screw
- seat
- elevator system
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- 238000012423 maintenance Methods 0.000 title abstract 3
- 230000001360 synchronised effect Effects 0.000 claims abstract description 9
- 230000007246 mechanism Effects 0.000 claims description 19
- 238000001514 detection method Methods 0.000 claims description 16
- 230000008878 coupling Effects 0.000 claims description 14
- 238000010168 coupling process Methods 0.000 claims description 14
- 238000005859 coupling reaction Methods 0.000 claims description 14
- 206010057071 Rectal tenesmus Diseases 0.000 claims description 7
- 208000012271 tenesmus Diseases 0.000 claims description 7
- 238000012360 testing method Methods 0.000 claims description 6
- 230000009471 action Effects 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 210000001503 joint Anatomy 0.000 abstract 1
- 230000006872 improvement Effects 0.000 description 9
- 230000000694 effects Effects 0.000 description 7
- 230000033001 locomotion Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 210000000709 aorta Anatomy 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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Abstract
The utility model discloses a safety apparatus for maintenance of elevator systems from top of car, including the tray, the frame, left side lift unit and right lift unit, lift unit in a left side includes left stand, left side lead screw, left side linear guide, left side screw connection piece and left side burden carrier seat, lift unit in the right side includes right stand, right side lead screw, right side linear guide, right side screw connection piece and right side burden carrier seat, but it bears the motor of carrier seat and the synchronous lift of right side burden carrier seat in order to realize a left side to be equipped with synchronous rotation of synchro -driven left side lead screw and right lead screw on the frame, the tray passes through tray base and bears carrier seat fixed connection with left side burden carrier seat with the right side respectively. In the time of on transport load lies in the tray, the motor just reverses to realize carrying load to switch over between last lower floor station. The utility model discloses a lead screw and linear guide combination realize that the lift stroke is adjustable, have solved a fixing station and the high -speed high accuracy butt joint difficult problem of lift station, and left lift unit and right lift unit pass through the synchronous motors drive, have also solved a safety apparatus for maintenance of elevator systems from top of car both sides transmission synchronism difficult problem.
Description
Technical field
This utility model is used for industrial automation equipment technology field, particularly relates to a kind of elevator system.
Background technology
Along with economic globalization, producing efficient, certainly will require that the whole world manufactures and move towards intelligent, national life level improves simultaneously, and human cost is continuously increased, and the full-automatic manufacturing development that is bound to is particularly important.Full-automatic conveying system is the aorta vessel of whole industrial production line, is the conveying machinery of high-speed transfer in certain distance.Heavy lift drive system mode mainly uses swing arm lifting, toothed belt transmission, chain drive etc. at present.And swing arm lifting exist stroke fix, precision deficiency problem, the problems such as tooth, transmission accuracy are not enough adjusted by Timing Belt and chain.
Utility model content
For solving the problems referred to above, this utility model provides a kind of lifting travel adjustable, it is possible to realize the elevator system that fixing station docks with elevator station high-speed, high precision.
nullThis utility model solves its technical problem and be the technical scheme is that a kind of elevator system，Including pallet、Support and the left lifting unit being located on described support and right lifting unit，Described left lifting unit includes left column、The left leading screw being located on described left column and left line slideway、The left leading screw contiguous block that is contained on described left leading screw and be contained on described left line slideway by guide rail slide block and fix, with described left leading screw contiguous block, the left load seat being connected，Described right lifting unit includes right column、The right leading screw being located on described right column and right line slideway、The right leading screw contiguous block that is contained on described right leading screw and be contained on described right line slideway by guide rail slide block and fix, with described right leading screw contiguous block, the right load seat being connected，Described support is provided with and can synchronize to drive left leading screw and right screw synchronous to rotate to realize left load seat and the motor of right load seat synchronization lifting，Described pallet is connected by tray seat is fixing with left load seat and right load seat respectively.
It is further used as the improvement of technical solutions of the utility model, the top of described left column is provided with left screw block, the bottom of left column is provided with left right angle reductor, described left leading screw is contained between described left screw block and left right angle reductor, described left right angle reductor has left hand side half shaft, the top of described right column is provided with right screw block, the bottom of right column is provided with right right angle reductor, described right leading screw is contained between described right screw block and right right angle reductor, described right right angle reductor has right axle, described motor has the output shaft that can synchronize to drive described left hand side half shaft and right axle, described motor is between described left column and right column, described left hand side half shaft and right axle are all connected with output shaft by Hooks coupling universal coupling, the two ends of described output shaft are combined by expansion set with Hooks coupling universal coupling.
It is further used as the improvement of technical solutions of the utility model, described left column and right column are respectively provided with front panel and sidewall paneling, between left leading screw and left load seat, left side guide groove it is provided with in the front panel of described left column, described left load seat is connected through described left side guide groove and left leading screw contiguous block are fixing, between right leading screw and right load seat, right side guide groove it is provided with in the front panel of described right column, described right load seat is connected through described right side guide groove and right leading screw contiguous block are fixing, a left line slideway is each side set at left side guide groove in the front panel of described left column, a right line slideway is each side set at right side guide groove in the front panel of described right column.
It is further used as the improvement of technical solutions of the utility model, also include counterweight element, described counterweight element includes bracing frame, the counterweight being positioned at support frame as described above rear, is positioned at support frame as described above front and left load seat and right load seat is fixed the connecting rod of connection, is located at the reverse wheel at support frame as described above top corner and walks around the chain of described reverse wheel, the front end of described chain is connected with counterweight, and rear end is connected with connecting rod.
It is further used as the improvement of technical solutions of the utility model, described counterweight includes the ballast box being connected with chain and the balancing weight can being positioned in described ballast box, the rear end of chain is connected on ballast box, support frame as described above has the guide post that described ballast box lifting be may be guided, and described ballast box is provided with the directive wheel that can roll along described guide post.
It is further used as the improvement of technical solutions of the utility model, also include chain breakage testing agency, chain breakage testing agency is included the fixing seat being located in described connecting rod, the T-shaped frame, two the detection axles being symmetrically arranged at described T-shaped top of the trellis that are contained on fixing seat by joint pin and is correspondingly arranged at two detection sensors detecting axle offsides, described chain arranges two, and the front end of two chains is connected with corresponding detection axle by screw rod respectively.
It is further used as the improvement of technical solutions of the utility model, also include anti-fall mechanism, left column and right column are equipped with some anti-fall screens in the height direction, and described anti-fall mechanism includes being located at the latch on described left load seat and right load seat and described latch can being driven to stretch out when the tenesmus out of control of left load seat and right load seat and embed the bolt driving mechanism in described anti-fall screens.
It is further used as the improvement of technical solutions of the utility model, bolt driving mechanism includes detecting left load seat and the sensor of right load seat tenesmus out of control state, described latch can be driven to stretch out or the force piece retracted and the control unit being connected and can controlling described force piece action with sensor, and described force piece includes being arranged on the cylinder on left load seat and right load seat by cylinder block.
It is further used as the improvement of technical solutions of the utility model; it is equipped with pin-and-hole on described left load seat and right load seat; so that left load seat and right load seat are fixed stuck safety pin in also including may pass through described pin-and-hole and embedding anti-fall screens; described left column and right column are provided with the plug housing placing described safety pin, and described plug housing is provided with when safety pin is taken away the system that may be notified that and plays the detection switch of electic protection.
It is further used as the improvement of technical solutions of the utility model, described anti-fall screens is some waist-shaped holes being opened on left column and right column outer surface, described anti-fall mechanism on left load seat in described waist-shaped hole just to side at least provided with two set, anti-fall mechanism on right load seat in described waist-shaped hole just to side at least provided with two set.
The beneficial effects of the utility model: described motor is arranged on support, power synchronous is reached left leading screw and right leading screw by motor, left leading screw, right leading screw drive left leading screw contiguous block, right leading screw contiguous block, left line slideway, right line slideway guide effect under, load seat realizes moving along a straight line up and down, pallet is connected by the load seat of tray seat with both sides, so that tray motion is consistent with load seat, when load conveyor is positioned on pallet, motor positive and inverse, thus realize load conveyor and switch between levels station.This utility model uses leading screw to combine with line slideway, realize elevator travel adjustable, solve fixing station to dock a difficult problem, left lifting unit and right lifting unit with elevator station high-speed, high precision and driven by motor in synchrony, also solve an elevator system both sides drive coordination difficult problem.
Accompanying drawing explanation
The utility model is described in further detail below in conjunction with the accompanying drawings:
Fig. 1 is this utility model front side structure schematic diagram；
Fig. 2 is close-up schematic view at A in Fig. 1
Fig. 3 is this utility model rear structure schematic diagram.
Detailed description of the invention
Referring to figs. 1 through Fig. 3, that show the concrete structure of the preferred embodiment of this utility model.Will be detailed below the construction features of each element of this utility model, if and when being described direction (upper and lower, left and right, before and after), it is to describe for reference with the structure shown in Fig. 3, but actually used direction of the present utility model is not limited thereto.
This utility model provides a kind of elevator system, and this elevator system is mainly used in load conveyor at upper strata station and lower floor's Switch of working position, thus meets load conveyor circulation conveying.Elevator system mainly includes left lifting unit 1 and right lifting unit 2, counterweight element 3 and anti-fall mechanism 4.
nullConcrete，Including pallet 5、Support 6 and be located at the left lifting unit 1 on described support 6 and right lifting unit 2，Described left lifting unit 1 includes left column 11、It is located at the left leading screw 12 on described left column 11 and left line slideway 13、The left leading screw contiguous block 14 that is contained on described left leading screw 12 and be contained on described left line slideway 13 and with the described left fixing left load seat 15 being connected of leading screw contiguous block 14，Described right lifting unit 2 includes right column 21、It is located at the right leading screw 22 on described right column 21 and right line slideway 23、The right leading screw contiguous block 24 that is contained on described right leading screw 22 and be contained on described right line slideway 23 and with the described right fixing right load seat 25 being connected of leading screw contiguous block 24，Described support 6 is provided with and can synchronize to drive left leading screw 12 and right leading screw 22 synchronous axial system to realize left load seat 15 and the motor 61 of right load seat 25 synchronization lifting，Described pallet 5 is fixed and is connected with left load seat 15 and right load seat 25 by tray seat 51 respectively.Described motor 61 is arranged on support 6, and power synchronous is reached left leading screw 12 and right leading screw 22, described left leading screw 12 and right leading screw 22 and is preferably ball-screw by motor 61.Left leading screw 12, right leading screw 22 drive left leading screw contiguous block 14, right leading screw contiguous block 24, left line slideway 13, right line slideway 23 guide effect under, load seat realizes moving along a straight line up and down, pallet 5 is connected by the load seat of tray seat 51 with both sides, so that pallet 5 motion is consistent with load seat, when load conveyor is positioned on pallet 5, motor 61 rotating, thus realize load conveyor and switch between levels station.This utility model uses leading screw to combine with line slideway, realize elevator travel adjustable, solve fixing station to dock a difficult problem, left lifting unit and right lifting unit with elevator station high-speed, high precision and driven by motor in synchrony, also solve an elevator system both sides drive coordination difficult problem.
nullWherein，The top of described left column 11 is provided with left screw block 16，The bottom of left column 11 is provided with left right angle reductor 17，Described left leading screw 12 is contained between described left screw block 16 and left right angle reductor 17，Described left right angle reductor 17 has left hand side half shaft 18，The top of described right column 21 is provided with right screw block 26，The bottom of right column 21 is provided with right right angle reductor 27，Described right leading screw 22 is contained between described right screw block 26 and right right angle reductor 27，Described right right angle reductor 27 has right axle 28，Described motor 61 has and can synchronize to drive described left hand side half shaft 18 and the output shaft of right axle 28，Described motor 61 is between described left column 11 and right column 21，Described left hand side half shaft 18 and right axle 28 are all connected with output shaft by Hooks coupling universal coupling 62，The two ends of described output shaft are combined by expansion set 63 with Hooks coupling universal coupling 62.
nullAs this utility model preferred embodiment，Described left column 11 and right column 21 are respectively provided with front panel and sidewall paneling，Corner inside front panel and sidewall paneling is equipped with some deep floors，Between left leading screw 12 and left load seat 15, left side guide groove it is provided with in the front panel of described left column 11，Described left load seat 15 is connected through described left side guide groove is fixing with left leading screw contiguous block 14，Between right leading screw 22 and right load seat 25, right side guide groove it is provided with in the front panel of described right column 21，Described right load seat 25 is connected through described right side guide groove is fixing with right leading screw contiguous block 24，A left line slideway 13 is each side set at left side guide groove in the front panel of described left column 11，Described left load seat 15 is contained on described left line slideway 13 by guide rail slide block，A right line slideway 23 is each side set at right side guide groove in the front panel of described right column 21，Described right load seat 25 is contained on described right line slideway 23 by guide rail slide block.
The output shaft of motor 61 both sides is combined with Hooks coupling universal coupling 62 by expansion set 63, and power reaches left right angle reductor 17, the right right angle reductor 27 being installed on left column 11, right column 21；In left lifting unit, left leading screw 12 one end is arranged on the left screw block 16 being fixed on left column 11, one end is by being connected with left right angle reductor 17, thus obtain the power of motor 61, left load seat 15 is by fixing with the left leading screw contiguous block 14 being arranged on left leading screw 12, thus obtaining the power of motor 61, left load seat 15 is under the guide effect of left line slideway 13, thus makes left load seat 15 realize moving along a straight line up and down according to duty requirements under the driving of motor 61.Right lifting unit 2 is identical with left lifting unit 1 principle.This utility model motor 61 both sides are connected by expansion set 63, thus ensure the load seat synchronized movement of motor 61 both sides.Pallet 5 is connected by tray seat 51 is fixing with left load seat 15 and right load seat respectively, so that tray motion is consistent with load seat, when load conveyor is positioned on pallet 5, and motor 61 rotating, thus realize load conveyor and switch between levels station.
Described counterweight element 3 is mainly used in the weight of balance lifting driver element (left lifting unit 1 and right lifting unit 2) motion parts thus reduces power consumption；Described counterweight element 3 includes bracing frame 31, the counterweight being positioned at support frame as described above 31 rear, is positioned at support frame as described above 31 front the connecting rod 32 connected fixing to left load seat 15 and right load seat 25, is located at the reverse wheel 33 of corner before and after support frame as described above 31 top and walks around the chain 34 of described reverse wheel 33, the front end of described chain 34 is connected with counterweight, and rear end is connected with connecting rod 32.Described counterweight includes the ballast box 35 being connected with chain 34 and the balancing weight 36 can being positioned in described ballast box 35, the rear end of chain 34 is connected on ballast box 35, support frame as described above 31 has the guide post 36 that described ballast box 35 lifting be may be guided, and described ballast box 35 is provided with the directive wheel 37 that can roll along described guide post 36.Described balancing weight 36 is by being designed as weight amount, it is simple to carries and debugs, and it is placed in ballast box 35, when pallet 5 rise and fall, under the effect of directive wheel 37, moves up and down along guide post 36.Wherein, described counterweight element 3 also includes chain breakage testing agency, chain breakage testing agency is included the fixing seat 38 being located in described connecting rod 32, is contained in the T-shaped frame 310 on fixing seat 38 by joint pin 39, is symmetrically arranged at two of described T-shaped frame 310 top detection axles 311 and is correspondingly arranged at the detection sensors 312 of two detection axle 311 offsides, described chain 34 arranges two, and the front end of two chains 34 is connected with corresponding detection axle 311 by screw rod 313 respectively.When chain 34 tensioning, described detection sensor 312 detects detection axle 311, and when chain 34 ruptures, T-shaped frame 310 rotates around joint pin 39 and makes one of them sensor detection axle 311 cannot be detected, thus judges that chain 34 ruptures.
Left column 11 and right column 21 are equipped with some anti-fall screens 41 in the height direction, described anti-fall screens 41 is some waist-shaped holes being opened on left column 11 and right column 21 outer surface, and described anti-fall mechanism 4 includes being located at the latch 42 on described left load seat 15 and right load seat 25 and described latch 42 can being driven to stretch out when the tenesmus out of control of left load seat 15 and right load seat 25 and embed the bolt driving mechanism in described anti-fall screens 41.Bolt driving mechanism includes detecting left load seat 15 and the sensor of right load seat 25 tenesmus out of control state, described latch 42 can be driven to stretch out or the force piece retracted and the control unit being connected and can controlling described force piece action with sensor, described force piece includes being arranged on the cylinder 44 on left load seat 15 and right load seat 25 by cylinder block 43, and cylinder 44 drives latch 42 stretched out by load seat or be retracted in cylinder block 43 under the effect of control unit.When lifting unit breaks down the tenesmus out of control of load seat, by bolt driving, mechanism acts on, and promotes latch 42 to insert the anti-fall screens 41 on column, it is achieved load seat is fixed at the quick locking of column；Wherein, described anti-fall mechanism 4 on left load seat 15 in described waist-shaped hole just to side at least provided with two set, anti-fall mechanism 4 on right load seat 25 in described waist-shaped hole just to side at least provided with two set.Thus ensure that any time either side has a latch to be inserted into column, and quickly starting safety effect, this utility model whole process can prevent unexpected generation by said structure.
It is equipped with pin-and-hole on described left load seat 15 and right load seat 25; so that left load seat 15 and right load seat 25 are fixed stuck safety pin 45 in also including may pass through described pin-and-hole and embedding anti-fall screens 41; described safety pin 45 is mainly used in staff when safeguarding; insert column thus play mechanical protection effect; described left column 11 and right column 21 are provided with the plug housing placing described safety pin 45, and described plug housing is provided with when safety pin 45 is taken away the system that may be notified that and plays the detection switch 46 of electic protection.
Certainly, the invention is not limited to above-mentioned embodiment, those of ordinary skill in the art also can make equivalent variations or replacement on the premise of this utility model spirit, and modification or the replacement of these equivalents are all contained in the application claim limited range.
Claims (10)
- null1. an elevator system，It is characterized in that: include pallet、Support and the left lifting unit being located on described support and right lifting unit，Described left lifting unit includes left column、The left leading screw being located on described left column and left line slideway、The left leading screw contiguous block that is contained on described left leading screw and be contained on described left line slideway by guide rail slide block and fix, with described left leading screw contiguous block, the left load seat being connected，Described right lifting unit includes right column、The right leading screw being located on described right column and right line slideway、The right leading screw contiguous block that is contained on described right leading screw and be contained on described right line slideway by guide rail slide block and fix, with described right leading screw contiguous block, the right load seat being connected，Described support is provided with and can synchronize to drive left leading screw and right screw synchronous to rotate to realize left load seat and the motor of right load seat synchronization lifting，Described pallet is connected by tray seat is fixing with left load seat and right load seat respectively.
- Elevator system the most according to claim 1, it is characterized in that: the top of described left column is provided with left screw block, the bottom of left column is provided with left right angle reductor, described left leading screw is contained between described left screw block and left right angle reductor, described left right angle reductor has left hand side half shaft, the top of described right column is provided with right screw block, the bottom of right column is provided with right right angle reductor, described right leading screw is contained between described right screw block and right right angle reductor, described right right angle reductor has right axle, described motor has the output shaft that can synchronize to drive described left hand side half shaft and right axle, described motor is between described left column and right column, described left hand side half shaft and right axle are all connected with output shaft by Hooks coupling universal coupling, the two ends of described output shaft are combined by expansion set with Hooks coupling universal coupling.
- Elevator system the most according to claim 2, it is characterized in that: described left column and right column are respectively provided with front panel and sidewall paneling, between left leading screw and left load seat, left side guide groove it is provided with in the front panel of described left column, described left load seat is connected through described left side guide groove and left leading screw contiguous block are fixing, between right leading screw and right load seat, right side guide groove it is provided with in the front panel of described right column, described right load seat is connected through described right side guide groove and right leading screw contiguous block are fixing, a left line slideway is each side set at left side guide groove in the front panel of described left column, a right line slideway is each side set at right side guide groove in the front panel of described right column.
- Elevator system the most according to claim 1, it is characterized in that: also include counterweight element, described counterweight element includes bracing frame, the counterweight being positioned at support frame as described above rear, is positioned at support frame as described above front and left load seat and right load seat is fixed the connecting rod of connection, is located at the reverse wheel at support frame as described above top corner and walks around the chain of described reverse wheel, the front end of described chain is connected with counterweight, and rear end is connected with connecting rod.
- Elevator system the most according to claim 4, it is characterized in that: described counterweight includes the ballast box being connected with chain and the balancing weight can being positioned in described ballast box, the rear end of chain is connected on ballast box, support frame as described above has the guide post that described ballast box lifting be may be guided, and described ballast box is provided with the directive wheel that can roll along described guide post.
- Elevator system the most according to claim 4, it is characterized in that: also include chain breakage testing agency, chain breakage testing agency is included the fixing seat being located in described connecting rod, the T-shaped frame, two the detection axles being symmetrically arranged at described T-shaped top of the trellis that are contained on fixing seat by joint pin and is correspondingly arranged at two detection sensors detecting axle offsides, described chain arranges two, and the front end of two chains is connected with corresponding detection axle by screw rod respectively.
- Elevator system the most according to claim 1, it is characterized in that: also include anti-fall mechanism, left column and right column are equipped with some anti-fall screens in the height direction, and described anti-fall mechanism includes being located at the latch on described left load seat and right load seat and described latch can being driven to stretch out when the tenesmus out of control of left load seat and right load seat and embed the bolt driving mechanism in described anti-fall screens.
- Elevator system the most according to claim 7, it is characterized in that: bolt driving mechanism includes detecting left load seat and the sensor of right load seat tenesmus out of control state, described latch can be driven to stretch out or the force piece retracted and the control unit being connected and can controlling described force piece action with sensor, and described force piece includes being arranged on the cylinder on left load seat and right load seat by cylinder block.
- Elevator system the most according to claim 7; it is characterized in that: on described left load seat and right load seat, be equipped with pin-and-hole; so that left load seat and right load seat are fixed stuck safety pin in also including may pass through described pin-and-hole and embedding anti-fall screens; described left column and right column are provided with the plug housing placing described safety pin, and described plug housing is provided with when safety pin is taken away the system that may be notified that and plays the detection switch of electic protection.
- Elevator system the most according to claim 7, it is characterized in that: described anti-fall screens is some waist-shaped holes being opened on left column and right column outer surface, described anti-fall mechanism on left load seat in described waist-shaped hole just to side at least provided with two set, anti-fall mechanism on right load seat in described waist-shaped hole just to side at least provided with two set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620172591.5U CN205555979U (en) | 2016-03-07 | 2016-03-07 | Safety apparatus for maintenance of elevator systems from top of car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620172591.5U CN205555979U (en) | 2016-03-07 | 2016-03-07 | Safety apparatus for maintenance of elevator systems from top of car |
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| Publication Number | Publication Date |
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| CN205555979U true CN205555979U (en) | 2016-09-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620172591.5U Active CN205555979U (en) | 2016-03-07 | 2016-03-07 | Safety apparatus for maintenance of elevator systems from top of car |
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| CN (1) | CN205555979U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108036595A (en) * | 2018-01-24 | 2018-05-15 | 济南大学 | Forged-aluminum piston drying unit |
| CN114620654A (en) * | 2021-12-29 | 2022-06-14 | 宁波正宇紧固件有限公司 | Protective equipment for 5G signal tower |
-
2016
- 2016-03-07 CN CN201620172591.5U patent/CN205555979U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108036595A (en) * | 2018-01-24 | 2018-05-15 | 济南大学 | Forged-aluminum piston drying unit |
| CN114620654A (en) * | 2021-12-29 | 2022-06-14 | 宁波正宇紧固件有限公司 | Protective equipment for 5G signal tower |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
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| CP03 | Change of name, title or address |
Address after: Room 101 and 201, building C3, No. 11, Kaiyuan Avenue, Huangpu District, Guangzhou City, Guangdong Province Patentee after: Guangzhou mingluo Equipment Co.,Ltd. Address before: 510530 Unit A and Second Floor of Building C3, No.11 Kaiyuan Avenue, Guangzhou High-tech Industrial Development Zone, Guangzhou, Guangdong Province Patentee before: Guangzhou MINO Automotive Equipment Co.,Ltd. |
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| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Guangzhou Jingdiao Automobile Equipment Manufacturing Co.,Ltd. Assignor: Guangzhou mingluo Equipment Co.,Ltd. Contract record no.: X2024980010930 Denomination of utility model: A type of elevator system Granted publication date: 20160907 License type: Common License Record date: 20240731 |