CN209250453U - A kind of elevator traction machine stator coil mounting device - Google Patents
A kind of elevator traction machine stator coil mounting device Download PDFInfo
- Publication number
- CN209250453U CN209250453U CN201920106486.5U CN201920106486U CN209250453U CN 209250453 U CN209250453 U CN 209250453U CN 201920106486 U CN201920106486 U CN 201920106486U CN 209250453 U CN209250453 U CN 209250453U
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- Prior art keywords
- stator coil
- traction machine
- mounting
- elevator traction
- stator
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 238000006073 displacement reaction Methods 0.000 claims description 14
- 239000000314 lubricant Substances 0.000 claims description 6
- 230000035807 sensation Effects 0.000 claims description 4
- 239000004519 grease Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 27
- 230000000694 effects Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 14
- 230000007423 decrease Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000011900 installation process Methods 0.000 description 4
- 238000005056 compaction Methods 0.000 description 3
- 238000007373 indentation Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 235000020095 red wine Nutrition 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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Abstract
The utility model relates to a kind of elevator traction machine stator coil mounting devices, it is related to elevator traction machine field, it includes rack, the location structure of bottom of the frame is set, feeding structure above location structure is set, mounting structure above feeding structure and the hydraulic system for driving mounting structure to rise or fall are set, the mounting structure includes grasping component for grabbing stator coil and holds down assembly for compress stator coil, the annular briquetting of the mounting plate to hold down assembly including being connected with hydraulic system and setting on a mounting board, the grasping component includes several cylinders, it is connected and is arranged in the fast lock pin of mounting plate with cylinder, and the positioning pin on annular briquetting is set, the location structure is used to fix the stator of traction machine.The utility model has and stator coil can be quick mounting in the stator of traction machine, improves the effect of the installation effectiveness of traction machine stator.
Description
Technical field
The utility model relates to the technical fields of elevator traction machine, pacify more particularly, to a kind of elevator traction machine stator coil
Assembling device.
Background technique
Currently, with the rapid growth of urbanization process and elevator market, it is also higher and higher to the capacity requirements of elevator.It drags
Drawing system is to export and transmit the part of power in elevator, and traction machine is the important component of traction system.
The installation method of existing traction machine stator coil generally uses hot-mounting process, and hot-mounting process is to utilize to expand with heat and contract with cold
Principle keeps the workpiece heating expansion for containing stator coil then cooling, to make to guarantee between stator coil and external member enough
Shrink value, reliability is higher.
Prior art among the above has the following deficiencies: the heating means of hot-mounting process according to the material of assembly workpiece
Depending on matter, size, working environment, cooperation shrink value.Hot-mounting process should guarantee that safety and suit cannot be stuck, guarantee to turn again
Insulating sublayer and part are injury-free, so that production cycle lengthening, process costs be made to increase.
Utility model content
The purpose of the utility model is to provide a kind of elevator traction machine stator coil mounting devices, can be fast by stator coil
Speed installation improves the installation effectiveness of traction machine stator into the stator of traction machine.
The above-mentioned purpose of utility model of the utility model has the technical scheme that
A kind of elevator traction machine stator coil mounting device, including rack, location structure that bottom of the frame is arranged in, setting
Above location structure and it is arranged in the feeding structure of rack, the mounting structure being arranged in above feeding structure and for driving
The hydraulic system that mounting structure rises or falls, the hydraulic system include oil cylinder piston, and the mounting structure includes for grabbing
Take the grasping component of stator coil and hold down assembly for compress stator coil, it is described hold down assembly including with liquid
The mounting plate and annular briquetting of the mounting plate far from hydraulic system one side is set that pressure system is connected, the grasping component packet
Include several cylinders that mounting plate is set far from annular briquetting one side, the fast lock pin for being connected with cylinder and being arranged in mounting plate,
And it is arranged on annular briquetting and to the positioning pin that location structure extends, fast lock pin position on a mounting board and stator
Coil matches, and the location structure is used to fix the stator of traction machine.
By using above-mentioned technical proposal, when stator coil is transmitted to below mounting structure by feeding structure, hydraulic system
Mounting structure decline is driven, by locking stator coil by fast lock pin after positioning finger setting, stator coil is grabbed in realization
It takes, subsequent feeding structure resets, then drives mounting structure to continue to decline by hydraulic system, and passes through annular briquetting for stator line
Circle is compressed with the stator on location structure, when stator coil is pressed into the middle deep of stator, gas that fast lock pin connects
Cylinder resets fast lock pin, to avoid fast lock pin from bending in compaction process, then again by holding down assembly stator line
Circle is completely forced into stator, to improve installation effectiveness.
The utility model is further arranged to: the fast lock pin is at least provided with the six roots of sensation, and the positioning pin is also at least provided with six
Root.
By using above-mentioned technical proposal, stator coil can be grabbed from multiple orientation, so that stator coil be made to grab
It keeps stablizing in the process.
The utility model is further arranged to: the rack is equipped with several guide posts, and the guide post is enclosed set on location structure, institute
It states mounting structure to slide along guide post, the surface of the guide post is coated with lubricant grease, and the frame body of the rack is sprayed with powdered lubricant.
By using above-mentioned technical proposal, mounting structure can be made more smooth in sliding process, improve installation effect
Rate.
The utility model is further arranged to: the feeding structure includes conveyer frames, the pallet being arranged on conveyer frames, sets
It sets in the motor of pallet side, with the gear of motor rotation connection and the rack gear engaged with gear, the gear and drives pallet
It is slided on conveyer frames along rack gear.
The utility model is further arranged to: the hydraulic system further includes the position for detecting oil cylinder piston displacement stroke
Displacement sensor.
By using above-mentioned technical proposal, the displacement of oil cylinder piston can be observed, convenient for controlling the row of oil hydraulic cylinder
Journey.
The utility model is further arranged to: the location structure includes fixed station, is arranged on fixed station and for solid
The working plate for determining the stator of traction machine, the supporting block abutted against respectively with working plate two sides and for driving supporting block to work
Loading board close to or far from driving device, the working plate bottom be equipped with for drive working plate to mounting structure close to or far from
Lifting device, the fixed station be equipped with sliding rail, the supporting block along sliding rail to working plate close to or far from.
By using above-mentioned technical proposal, after mounting structure grabs stator coil, lifting device is driven on working plate
A distance is risen, close to working plate along guide rail with rear drive equipment driving supporting block, final supporting block keeps away tooling board clamping
Exempt from working plate to be subjected to displacement during the installation process, guarantees the precision of installation.
The utility model is further arranged to: the driving device is set as the gas being fixedly connected with the side of supporting block
Cylinder, and the cylinder is at least provided with four.
The utility model is further arranged to: the lifting device is set as the gas being connected at the center with working plate
Cylinder.
The utility model is further arranged to: the supporting block is set as the semicircular arc being open towards working plate.
The utility model is further arranged to: the upper surface of the working plate is equipped with and limits for the stator to traction machine
The spacing head of position, the spacing head is in bullet-headed.
It is convenient that the stator of traction machine is limited by using above-mentioned technical proposal, avoid the stator of traction machine from pacifying
It is subjected to displacement during dress, to guarantee installation accuracy.
In conclusion the advantageous effects of the utility model are as follows:
1. stator coil can be quick mounting in stator, improve peace by setting mounting structure and location structure
Fill efficiency；
2. can accurately be controlled the displacement to hydraulic system by setting displacement sensor, guarantee installation accuracy；
3. can be avoided stator by setting spacing head and skid during the installation process, ensure that installation quality.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the structural schematic diagram of the location structure of the utility model.
Fig. 3 is the structural schematic diagram of the feeding structure of the utility model.
Fig. 4 is the partial enlargement diagram of part A in Fig. 3.
Fig. 5 is the mounting structure of the utility model and the structural schematic diagram of hydraulic system.
Appended drawing reference: 1, rack；11, guide post；12, erecting bed；13, upper frame；14, handle；2, location structure；21, fixed
Platform；22, working plate；23, supporting block；24, cylinder is driven；25, sliding rail；26, lifting cylinder；27, spacing head；28, link block；
29, fixed block；3, feeding structure；31, conveyer frames；311, station is installed；312, feeding station；32, pallet；321, sliding block；
322, pin hole；323, infrared sensor；324, reflecting plate；33, guide rail；34, baffle；341, locking piece；342, bolt；35,
Gear；36, rack gear；37, motor；4, mounting structure；41, component is grasped；411, fast lock pin；412, positioning pin；413, gas is installed
Cylinder；42, it holds down assembly；421, mounting plate；422, annular briquetting；423, mounting rack；4231, lower plate；4232, deep floor；
4233, upper plate；424, sliding rack；5, hydraulic system；51, oil cylinder piston；52, hydraulic station；53, displacement sensor；6, stator line
Circle.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
It referring to Fig.1, is a kind of elevator traction machine stator coil mounting device disclosed by the utility model, including rectangular machine
Frame 1, the location structure 2 that 1 bottom of rack is arranged in are arranged in 2 top of location structure and are arranged in the feeding structure 3 of rack 1, set
Set the mounting structure 4 above feeding structure 3 and the hydraulic system for driving mounting structure 4 to rise or fall 5；
Rack 1 include the erecting bed 12 that 1 bottom of rack is set, setting the top of rack 1 and for hydraulic system 5 into
The side of the upper frame 13 and at least four guide posts 11 of row limit, erecting bed 12 and upper frame 13 is equipped with handle 14, and guide post 11 encloses
It is around in location structure 2, mounting structure 4 is slided along guide post 11, is coated with lubricant grease on guide post 11, the frame body of rack 1 is sprayed with
Powdered lubricant, to keep mounting structure 4 more smooth when sliding along guide post 11；
Hydraulic system 5 includes oil cylinder piston 51(referring to Fig. 5), hydraulic station 52, the pipeline being connected with hydraulic station 52 is (in figure
Do not mark) and high-precision displacement sensor 53(for detecting 51 displacement stroke of oil cylinder piston referring to Fig. 5), oil cylinder piston
51 side is equipped with the pressure reducing valve (not marking in figure) manually controlled, and the junction of pipeline is equipped with for detecting 52 internal pressure of hydraulic station
The pressure detection switch (not marking in figure) of power can export switching value in pressure jump for electrically handling；Hydraulic system 5
Preset pressure is 100T, can be adjusted to preset pressure by pressure reducing valve；
Wherein, location structure 2 for fixing to the stator (not marking in figure) of traction machine, use by mounting structure 4
It is pressed into crawl stator coil 6 and by stator coil 6 into the stator of traction machine.
When stator coil 6 is transmitted to 4 lower section of mounting structure by feeding structure 3, hydraulic system 5 drives mounting structure 4 to decline,
Structure 4 is subsequently mounted to grab stator coil 6, feeding structure 3 reset, while put have the location structure 2 of traction machine stator to
Mounting structure 4 rises a distance, then drives mounting structure 4 to continue to decline by hydraulic system 5, and finally by stator coil 6
Indentation is into the stator of traction machine.
Referring to Fig. 2, location structure 2 includes the fixed station 21 being fixed on the erecting bed 12 of rack 1, is arranged in fixed station 21
Go up and be used to fix the working plate 22 of the stator of traction machine, the supporting block 23 abutted against respectively with 22 two sides of working plate, Yi Jiyong
In driving supporting block 23 to working plate 22 close to or far from driving device, 22 upper surface of working plate be equipped with for traction machine
The spacing head 27 that stator is limited, spacing head 27 is in bullet-shaped, so that the stator of traction machine be avoided to send out during the installation process
Raw sliding；22 bottom of working plate is connected with lifting device, and lifting device is set as being connected with the central location of 22 bottom of working plate
The lifting cylinder 26 connect, lifting cylinder 26 for drive working plate 22 to mounting structure 4 close to or far from；Fixed station 21 is equipped with
Sliding rail 25, supporting block 23 under the drive of the drive along sliding rail 25 to working plate 22 close to or far from；
Wherein, supporting block 23 is set as semicircular arc, and driving device is set as driving cylinder 24, in the present embodiment, drives
Cylinder 24 take offence at least provided with four, and is fixed on the side of supporting block 23, the horizontal cross-section of link block 28 by a link block 28
In opening towards the L shape of driving cylinder 24, and it is fixedly connected on the side of fixed station 21, and link block 28 is equipped with supporting block 23
The side of driving cylinder 24 abuts against, and is equipped on fixed station 21 positioned at the edge bottom of working plate 22 and is fixedly connected on driving cylinder
The fixed block 29 of 24 telescopic rod ends.
Referring to Fig. 3 and Fig. 4, feeding structure 3 includes being arranged in the conveyer frames 31(of rack 1 referring to Fig.1), be arranged in conveyer frames
It pallet 32 on 31, the motor 37 that 32 side of pallet is set, the gear 35 being rotatablely connected with motor 37 and is nibbled with gear 35
The rack gear 36 of conjunction；It is equipped with installation station 311 in the lower section of mounting structure 4 on conveyer frames 31, in the position far from installation station 311
Equipped with feeding station 312 to be installed, conveyer frames 31 are equipped with the guide rail 33 that utility tray 32 slides, and the cooperation of 32 bottom of pallet is led
Rail 33 is equipped with sliding block 321；The two sides of conveyer frames 31 are equipped with the baffle 34 for preventing pallet 32 from falling off, and the two of one of baffle 34
End is equipped in for locking piece 341, locking piece 341 that pallet 32 is locking close to the side of pallet 32 and is equipped with bolt 342, support
The edge mate bolt 342 of disk 32 is equipped with pin hole 322, and when pallet 32 does not slide, bolt 342 is inserted into pin hole 322, from
And pallet 32 is avoided to slide；
When pallet 32 moves to feeding station 312, stator coil 6 is seated on pallet 32, subsequent motor 37 rotates forward,
Gear 35 drives pallet 32 to slide on conveyer frames 31 to mounting structure 4 along rack gear 36, when pallet 32 slides onto installation station 311
When place, mounting structure 4 is acted, and subsequent motor 37 inverts, and gear 35 drives pallet 32 to reset, and completes feeding movement.
It in the present embodiment, is the accuracy for improving installation, referring to Fig. 3, if the side of 32 upper surface of pallet is equipped with extra dry red wine
Outer sensor 323,32 other side of pallet cooperate infrared sensor 323 to be equipped with reflecting plate 324；When mounting structure 4 is by stator coil 6
When crawl, mounting structure 4 blocks infrared signal, if do not blocked, illustrates that there are deviations for crawl position, then
It is adjusted, judges so as to the crawl situation to mounting structure 4, improve installation accuracy.
Referring to Fig.1 and Fig. 5, mounting structure 4 includes grasping component 41 for grabbing stator coil 6 and for by stator
What coil 6 was compressed hold down assembly 42, and holding down assembly 42 includes the mounting plate 421 being connected with oil cylinder piston 51 and setting
In annular briquetting 422 of the mounting plate 421 far from 5 one side of hydraulic system, mounting plate 421 is fixedly connected with a mounting rack 423, installation
Frame 423 is fixed in a sliding rack 424, and sliding rack 424 is sheathed on guide post 11, and slides along guide post 11；Mounting rack 423 includes
The circular lower plate 4231 that is fixedly connected with mounting plate 421, deep floor 4232, the Yi Jiyu that 4231 upper surface of lower plate is set
The upper plate 4233 that 424 lower surface of sliding rack is fixedly connected, deep floor 4232 are connected to upper plate 4233 and lower plate 4231；
Grasping component 41 include several installation cylinders 413 that mounting plate 421 is set far from annular 422 one side of briquetting, with
Installation cylinder 413 is connected and is arranged in the fast lock pin 411 of mounting plate 421 and is arranged on annular briquetting 422 and to positioning
The positioning pin 412 that structure 2 extends, position of the fast lock pin 411 on mounting plate 421 are matched with stator coil 6, positioning pin 412
Position on annular briquetting 422 also matches with stator coil 6；
Wherein, fast lock pin 411 and positioning pin 412 are at least provided with the six roots of sensation, to keep fast lock pin 411 and positioning pin 412 equal
Stator coil 6 can be grabbed from different location, guarantee the stability of stator coil 6 in the process of grasping, realize to stator
The crawl of coil 6.
After positioning pin 412 positions stator coil 6, fast lock pin 411 locks stator coil 6, and subsequent pallet 32 resets, real
Now to the crawl of stator coil 6, then pass through hydraulic system 5 and mounting structure 4 is driven to continue to decline, and will by annular briquetting 422
Stator coil 6 is compressed with the stator on working plate 22, when the middle deep of the indentation of stator coil 6 to stator, installs gas
Cylinder 413 is shunk, and fast lock pin 411 is driven to reset, so that fast lock pin 411 be avoided to bend in compaction process, is then led to again
It crosses annular briquetting 422 stator coil 6 is completely forced into stator, to improve installation effectiveness.
The implementation principle of the present embodiment are as follows: after driving cylinder 24 drives supporting block 23 to fix working plate 22, by traction machine
Stator be seated on working plate 22, and limited by spacing head 27, when pallet 32 moves to feeding station 312, then
Stator coil 6 is seated on pallet 32, motor 37 is started, rotates forward motor 37, gear 35 drives pallet 32 to exist along rack gear 36
It is slided on conveyer frames 31 to mounting structure 4, when pallet 32 slides at installation station 311,51 drive installation plate of oil cylinder piston
421 is close to stator coil 6, and after positioning pin 412 positions stator coil 6, fast lock pin 411 locks stator coil 6, then
Motor 37 inverts, and gear 35 drives pallet 32 to reset, and realizes the crawl to stator coil 6；Subsequent lifting cylinder 26 drives tooling
Plate 22 rises a distance, and subsequent 51 drive installation plate 421 of oil cylinder piston is close to working plate 22, and passes through annular briquetting 422
Stator coil 6 and the stator on working plate 22 are compressed, when the middle deep of the indentation of stator coil 6 to stator, installation
Cylinder 413 is shunk, and fast lock pin 411 is driven to reset, to avoid fast lock pin 411 from bending in compaction process, then again
Stator coil 6 is completely forced into stator by annular briquetting 422, completes the installation to stator coil 6.
Stator coil 6 can be quick mounting to stator by setting mounting structure 4 and location structure 2 by the utility model
It is interior, improve installation effectiveness；By be arranged displacement sensor 53, can the displacement to hydraulic system 5 accurately controlled, guarantee
Installation accuracy；By the way that spacing head 27 is arranged, it can be avoided stator and skid during the installation process, ensure that installation quality.
The embodiment of present embodiment is the preferred embodiment of the utility model, and not limitation is originally practical new according to this
The protection scope of type, therefore: the equivalence changes that all structures, shape, principle according to the utility model are done should all be covered by practical
Within novel protection scope.
Claims (10)
1. a kind of elevator traction machine stator coil mounting device, it is characterised in that: including rack (1), be arranged in rack (1) bottom
Location structure (2), setting above the location structure (2) and is arranged in the feeding structure (3) of rack (1), is arranged in feeding knot
Mounting structure (4) above structure (3) and the hydraulic system (5) for driving mounting structure (4) to rise or fall, it is described hydraulic
System (5) includes oil cylinder piston (51), and the mounting structure (4) includes the grasping component (41) for grabbing stator coil (6)
And for holding down assembly what stator coil (6) compressed (42), hold down assembly (42) include and hydraulic system (5)
The mounting plate (421) being connected and setting are in the annular briquetting (422) of mounting plate (421) far from hydraulic system (5) one side, institute
Stating grasping component (41) includes that several settings are connected in the cylinder of mounting plate (421) separate annular briquetting (422) one side, with cylinder
It connects and is arranged in the fast lock pin (411) of mounting plate (421) and be arranged on annular briquetting (422) and prolong to location structure (2)
The positioning pin (412) stretched, position of the fast lock pin (411) on mounting plate (421) is matched with stator coil (6), described
Location structure (2) is used to fix the stator of traction machine.
2. a kind of elevator traction machine stator coil mounting device according to claim 1, it is characterised in that: the fast lock pin
(411) at least provided with the six roots of sensation, the positioning pin (412) is also at least provided with the six roots of sensation.
3. a kind of elevator traction machine stator coil mounting device according to claim 1, it is characterised in that: the rack
(1) several guide posts (11) are equipped with, the guide post (11) is enclosed set on location structure (2), and the mounting structure (4) is sliding along guide post (11)
Dynamic, the surface of the guide post (11) is coated with lubricant grease, and the frame body of the rack (1) is sprayed with powdered lubricant.
4. a kind of elevator traction machine stator coil mounting device according to claim 1, it is characterised in that: the feeding knot
Structure (3) include conveyer frames (31), be arranged pallet (32) on conveyer frames (31), setting pallet (32) side motor
(37), the gear (35) being rotatablely connected with motor (37) and the rack gear (36) engaged with gear (35), gear (35) band
Dynamic pallet (32) are slided on conveyer frames (31) along rack gear (36).
5. a kind of elevator traction machine stator coil mounting device according to claim 1, it is characterised in that: the hydraulic pressure system
System (5) further includes the displacement sensor (53) for detecting oil cylinder piston (51) displacement stroke.
6. a kind of elevator traction machine stator coil mounting device according to claim 1, it is characterised in that: the positioning knot
Structure (2) includes fixed station (21), is arranged on fixed station (21) and the working plate (22) of the stator for fixing traction machine, difference
The supporting block (23) that is abutted against with working plate (22) two sides and for driving supporting block (23) close or remote to working plate (22)
From driving device, working plate (22) bottom be equipped with for drive working plate (22) to mounting structure (4) close to or far from
Lifting device, the fixed station (21) is equipped with sliding rail (25), and the supporting block (23) is along sliding rail (25) to working plate (22)
Close to or far from.
7. a kind of elevator traction machine stator coil mounting device according to claim 6, it is characterised in that: the driving dress
The cylinder for being set to and being fixedly connected with the side of supporting block (23) is installed, and the cylinder is at least provided with four.
8. a kind of elevator traction machine stator coil mounting device according to claim 6, it is characterised in that: the lifting dress
Install the cylinder for being set to and being connected at the center of working plate (22).
9. a kind of elevator traction machine stator coil mounting device according to claim 6, it is characterised in that: the supporting block
(23) it is set as semicircular arc of the opening towards working plate (22).
10. a kind of elevator traction machine stator coil mounting device according to claim 6, it is characterised in that: the tooling
The upper surface of plate (22) is equipped with the spacing head (27) limited for the stator to traction machine, and the spacing head (27) is in bullet
Capitiform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920106486.5U CN209250453U (en) | 2019-01-22 | 2019-01-22 | A kind of elevator traction machine stator coil mounting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920106486.5U CN209250453U (en) | 2019-01-22 | 2019-01-22 | A kind of elevator traction machine stator coil mounting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209250453U true CN209250453U (en) | 2019-08-13 |
Family
ID=67536496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920106486.5U Expired - Fee Related CN209250453U (en) | 2019-01-22 | 2019-01-22 | A kind of elevator traction machine stator coil mounting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209250453U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109687663A (en) * | 2019-01-22 | 2019-04-26 | 北京北一法康生产线有限公司 | A kind of elevator traction machine stator coil mounting device |
-
2019
- 2019-01-22 CN CN201920106486.5U patent/CN209250453U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109687663A (en) * | 2019-01-22 | 2019-04-26 | 北京北一法康生产线有限公司 | A kind of elevator traction machine stator coil mounting device |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190813 |