CN206444710U - Environment-friendly type building decoration refuse disposal installation - Google Patents
Environment-friendly type building decoration refuse disposal installation Download PDFInfo
- Publication number
- CN206444710U CN206444710U CN201621494122.1U CN201621494122U CN206444710U CN 206444710 U CN206444710 U CN 206444710U CN 201621494122 U CN201621494122 U CN 201621494122U CN 206444710 U CN206444710 U CN 206444710U
- Authority
- CN
- China
- Prior art keywords
- conveyer belt
- vibratory sieve
- sieve
- belt
- environment
- Prior art date
- 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.)
- Withdrawn - After Issue
Links
Landscapes
- Processing Of Solid Wastes (AREA)
- Disintegrating Or Milling (AREA)
Abstract
The utility model is related to building waste processing equipment technical field, especially a kind of environment-friendly type building decoration refuse disposal installation.This environment-friendly type building decoration refuse disposal installation, including the first charging gear, the first screening plant, the second charging gear and the second screening plant set gradually, building rubbish treatment device also include the dust arrester for preventing that dust from kicking up.The utility model is simple in construction, with advantages below:(1), provided with the first screening plant and the second screening plant so that construction waste crushing sieve performance is good;(2), provided with sprayer and dust cover, airborne dust is effectively prevented;(3), motor drives eccentric roller to rotate, so as to drive shaker vibration so that vibratory sieve stable working, while vibratory sieve bottom is mounted on dual spring base, reduces the screening noise of vibratory sieve;(4), conveyer belt driving wheel is not directly driven by a motor by transmission wheel drive, it is to avoid occur because conveyer belt rotate it is stuck cause to burn out motor the problem of.
Description
Technical field
The utility model is related to building waste processing equipment technical field, at especially a kind of environment-friendly type building decoration rubbish
Manage device.
Background technology
Building waste refers to that construction, unit in charge of construction or individual are built to all kinds of buildings, structures, pipe network etc., spread
If or dregs, spoir, rejected material, remaining mud and other discarded objects produced by dismounting, reparative processes.Under normal circumstances, rubbish is built
Rubbish is based on broken useless brick, to be mingled with part reinforcing bar iron block and discarded wooden unit.
With the quickening of modern urbanization development process, in Process of Urban Development, the building waste of generation is more and more, builds
The general common processing mode of building refuse is is transported to soot landfill, having little time transport or soot processing under only
The outdoor accumulation of energy, causes to occupy land area and pollutes.So that building waste had been considered as once negative in urban development
Load, has many cities to have the situation of garbage-surrounded city, not only pollutes environment, and the normal life given people brings huge tired
Disturb.
Traditional building rubbish treatment device is complicated, cumbersome, and workplace dust is all over the sky, to staff's
Healthy harm is big, and poor processing effect.
Utility model content
The technical problems to be solved in the utility model is:Overcome deficiency in the prior art there is provided one kind is simple in construction, locate
Manage the good environment-friendly type building decoration refuse disposal installation of effect.
The utility model solves the technical scheme that its technical problem used:A kind of environment-friendly type building decoration garbage disposal
Device, including the first charging gear, the first screening plant, the second charging gear and the second screening plant set gradually;
First charging gear includes raw material cabin, the oscillating feeder positioned at raw material cabin bottom and and oscillating feeder
The jaw crusher of linking, the discharging of jaw crusher falls into first conveyer belt;
First screening plant includes the first sieve compartment, and the first sieve compartment is built-in with the first vibration for tilting down setting
Sieve, the discharging of first conveyer belt falls into the conjunction after screen cloth is screened provided with collection below the first vibratory sieve upper end, the first vibratory sieve
First product conveying belt of lattice material, the first vibratory sieve lower end is connected the second conveyer belt for having the online surface material of collection screen;
Second charging gear includes semi-finished product storehouse, the oscillating feeder positioned at semi-finished product orlop portion and given with vibration
The impact breaker of material machine linking, the discharging of impact breaker falls into the 3rd conveyer belt;
Second screening plant includes the second sieve compartment, and the second sieve compartment is built-in with the second vibration for tilting down setting
Sieve, the discharging of the 3rd conveyer belt falls into the conjunction after screen cloth is screened provided with collection below the second vibratory sieve upper end, the second vibratory sieve
Second product conveying belt of lattice material;Second vibratory sieve is double-deck screen shale shaker, and upper screen aperture is more than lower screen mesh
Footpath, upper screen lower end linking has the waste material conveying collected upper screen upper surface large granular materials and can not further crushed
Band, lower screen lower end linking has the returning charge conveyer belt for collecting lower screen upper surface material, and the discharging of returning charge conveyer belt is fallen into
Discharging provided with the 3rd conveyer belt and stage type disintegrating machine below stage type disintegrating machine, stage type disintegrating machine falls into the 3rd conveying
Band;
The building rubbish treatment device also includes the dust arrester for preventing that dust from kicking up.
Further, described dust arrester includes sprayer and dust cover, and sprayer is separately mounted to jaw crusher
Charging aperture, the first product conveying belt discharging opening, impact breaker charging aperture, stage type crusher feed-inlet, scrap web
Discharging opening and the second product conveying belt discharging opening;The dust cover is covered respectively is located at first conveyer belt, the second conveyer belt, the 3rd
Conveyer belt, returning charge conveyer belt, scrap web, the top of the first product conveying belt and the second product conveying belt.Sprayer connects
It is connected to tap water supply pipe.
Further, the first described vibratory sieve and the second vibratory sieve bottom are mounted on making an uproar for reducing vibratory sieve screening
The screen cloth both sides of the dual spring base of sound, the first vibratory sieve and the second vibratory sieve are mounted on being provided between side plate, two side plates
Eccentric shaft, eccentric shaft is connected with vibratory sieve driving wheel by belt, and vibratory sieve driving wheel is driven by motor.
Further, described first conveyer belt, the second conveyer belt, the 3rd conveyer belt, returning charge conveyer belt, waste material conveying
Transfer drive is mounted on band, the first product conveying belt and the second product conveying belt, transfer drive includes
By motor-driven driving wheel, driving wheel is connected with drive by belt, and drive is connected with conveyer belt by belt and driven
Wheel.
Further, the first described sieve compartment and the second sieve compartment are mounted on dust collecting.Dust collection is filled
Deduster is set to, deduster, filter cartridge dust remover, cyclone dust collectors or other dedusters are gone out using cloth bag.
Further, the first described product conveying belt and the second product conveying belt are mounted on removing metal in finished product
The magnet of impurity.
The beneficial effects of the utility model are:The utility model is simple in construction, reasonable in design, easy to operate, with following
Advantage:
(1), provided with the first screening plant and the second screening plant so that the process performance of construction waste crushing screening is good
It is good;
(2), provided with sprayer and dust cover, airborne dust can effectively be prevented;
(3), motor drives eccentric roller to rotate, so as to drive shaker vibration so that vibratory sieve stable working, vibrates simultaneously
Sieve bottom is mounted on dual spring base, greatly reduces the screening noise of vibratory sieve;
(4), conveyer belt driving wheel is not directly driven by a motor by transmission wheel drive, it is to avoid occurred because conveyer belt is rotated
It is stuck and the problem of cause to burn out motor.
Brief description of the drawings
The utility model is further illustrated with embodiment below in conjunction with the accompanying drawings.
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of vibratory sieve;
Fig. 3 is the structural representation of transfer drive.
1. raw material cabin in figure, 2. jaw crushers, 3. first sieve compartments, 4. first vibratory sieves, 5. semi-finished product storehouses, 6. counterattacks
Formula disintegrating machine, 7. stage type disintegrating machines, 8. second sieve compartments, 9. sprayers, 10. second vibratory sieves, 11. dust collectings,
12. first conveyer belt, 13. second conveyer belts, 14. the 3rd conveyer belts, 15. returning charge conveyer belts, 16. scrap webs, 17. first
Product conveying belt, 18. second product conveying belts, 19. magnet, 20. side plates, 21. eccentric shafts, 22. conveyer belt driving wheels, 23. shake
Dynamic sieve driving wheel, 24. dual spring bases, 25. driving wheels, 26. drives.
Embodiment
The utility model is further described presently in connection with accompanying drawing.These accompanying drawings are simplified schematic diagram only to show
Meaning mode illustrates basic structure of the present utility model, therefore it only shows the composition relevant with the utility model.
Environment-friendly type building decoration refuse disposal installation as Figure 1-3, including set gradually the first charging gear, the
One screening plant, the second charging gear and the second screening plant;First charging gear includes raw material cabin 1, positioned at the bottom of raw material cabin 1
The oscillating feeder in portion and the jaw crusher 2 being connected with oscillating feeder, the discharging of jaw crusher 2 fall into the first conveying
Band 12;First screening plant includes the first sieve compartment 3, and the first sieve compartment 3 is built-in with the first vibratory sieve 4 for tilting down setting,
The discharging of first conveyer belt 12 falls into the upper end of the first vibratory sieve 4, and the lower section of the first vibratory sieve 4 is closed provided with collection after screen cloth is screened
First product conveying belt 17 of lattice material, the lower end of the first vibratory sieve 4 is connected the second conveyer belt for having the online surface material of collection screen
13;Stating the second charging gear includes semi-finished product storehouse 5, oscillating feeder and and oscillating feeder positioned at the bottom of semi-finished product storehouse 5
The impact breaker 6 of linking, the discharging of impact breaker 6 falls into the 3rd conveyer belt 14;Second screening plant includes second
Sieve compartment 8, the second sieve compartment 8 is built-in with the second vibratory sieve 10 for tilting down setting, and the discharging of the 3rd conveyer belt 14 falls into
The upper end of two vibratory sieve 10, the lower section of the second vibratory sieve 10 is provided with the second product conveying belt for collecting the qualified material after screen cloth is screened
18;Second vibratory sieve 10 is double-deck screen shale shaker, and upper screen aperture is more than lower screen aperture, and the linking of upper screen lower end has receipts
Collection upper screen upper surface large granular materials and the scrap web 16 that can not further crush, lower screen lower end linking have
The returning charge conveyer belt 15 of lower screen upper surface material is collected, the discharging of returning charge conveyer belt 15 falls into stage type disintegrating machine 7, twin-stage
Discharging of the lower section of formula disintegrating machine 7 provided with the 3rd conveyer belt 14 and stage type disintegrating machine 7 falls into the 3rd conveyer belt 14;At building waste
Reason device also includes the dust arrester for preventing that dust from kicking up.
Dust arrester include sprayer 9 and dust cover, sprayer 9 be separately mounted to the charging aperture of jaw crusher 2, the first one-tenth
The discharging opening of product conveyer belt 17, the charging aperture of impact breaker 6, the charging aperture of stage type disintegrating machine 7, the discharging opening of scrap web 16 with
And the discharging opening of the second product conveying belt 18;Dust cover is covered respectively is located at first conveyer belt 12, the second conveyer belt 13, the 3rd conveyer belt
14th, the top of returning charge conveyer belt 15, scrap web 16, the first product conveying belt 17 and the second product conveying belt 18.
First vibratory sieve 4 and the bottom of the second vibratory sieve 10 are mounted on sieving the dual spring bottom of noise for reducing vibratory sieve
The screen cloth both sides of seat 24, the first vibratory sieve 4 and the second vibratory sieve 10 are mounted between side plate 20, two side plates 20 provided with bias
Axle 21, eccentric shaft 21 is connected with vibratory sieve driving wheel 23 by belt, and vibratory sieve driving wheel 23 is driven by motor.
First conveyer belt 12, the second conveyer belt 13, the 3rd conveyer belt 14, returning charge conveyer belt 15, scrap web 16, first
Transfer drive is mounted on the product conveying belt 18 of product conveying belt 17 and second, transfer drive is included by electricity
The driving wheel 25 of machine driving, driving wheel 25 is connected with drive 26 by belt, and drive 26 is connected with conveyer belt by belt
Driving wheel 22.
First sieve compartment 3 and the second sieve compartment 8 are mounted on dust collecting 11;First product conveying belt 17 and
Two product conveying belts 18 are mounted on removing the magnet 19 of metal impurities in finished product.
During work, the material of raw material cabin 1 is broken into jaw crusher 2 by oscillating feeder, and jaw crusher 2 is crushed
Material afterwards sends into the first sieve compartment 3 through first conveyer belt 12, is sieved by the first vibratory sieve 4, the small particles material after screening
Finished product heap is delivered to by the first product conveying belt 17, it is defeated by the second conveyer belt 13 without the large granular materials of the first vibratory sieve 4
Deliver to semi-finished product storehouse 5;The material in semi-finished product storehouse 5 is crushed again by oscillating feeder into impact breaker 6, and reaction type is broken
Material after broken machine 6 is broken sends into the second sieve compartment 8 through the 3rd conveyer belt 14, is sieved by the second vibratory sieve 10, after screening
Small particles material is delivered to finished product heap by the second product conveying belt 18, and the material of the upper screen of the second vibratory sieve 10 is defeated into waste material
Band 16 is sent, the material of the lower screen of the second vibratory sieve 10 is crushed again into returning charge conveyer belt 15 to stage type disintegrating machine 7, twin-stage
The broken material of formula disintegrating machine 7 is sent into the second sieve compartment 8 by the 3rd conveyer belt 14 again and sieved, so circulation, improves material
Crushing effect.
Above-mentioned embodiment is only to illustrate technical concepts and features of the present utility model, and its object is to allow be familiar with this skill
The personage of art can understand content of the present utility model and be carried out, and protection model of the present utility model can not be limited with this
Enclose, all equivalent change or modifications made according to the utility model Spirit Essence should all cover in protection model of the present utility model
In enclosing.
Claims (6)
- The refuse disposal installation 1. a kind of environment-friendly type building is decorate, it is characterised in that:Including set gradually the first charging gear, One screening plant, the second charging gear and the second screening plant;First charging gear includes raw material cabin (1), oscillating feeder and and vibrating feed positioned at raw material cabin (1) bottom The jaw crusher (2) of machine linking, the discharging of jaw crusher (2) falls into first conveyer belt (12);First screening plant includes the first sieve compartment (3), and the first sieve compartment (3), which is built-in with, to be tilted down the first of setting and shake Dynamic sieve (4), the discharging of first conveyer belt (12) is fallen into below the first vibratory sieve (4) upper end, the first vibratory sieve (4) provided with collection warp The first product conveying belt (17) of qualified material after the mesh screen that sieves is selected, the first vibratory sieve (4) lower end linking has collection screen web sheet The second conveyer belt (13) of face material;Second charging gear include semi-finished product storehouse (5), the oscillating feeder positioned at semi-finished product storehouse (5) bottom and with vibration The impact breaker (6) of batcher linking, the discharging of impact breaker (6) falls into the 3rd conveyer belt (14);Second screening plant includes the second sieve compartment (8), and the second sieve compartment (8), which is built-in with, to be tilted down the second of setting and shake Dynamic sieve (10), the discharging of the 3rd conveyer belt (14) is fallen into below the second vibratory sieve (10) upper end, the second vibratory sieve (10) provided with receipts Collect the second product conveying belt (18) of the qualified material after screen cloth is screened;Second vibratory sieve (10) is double-deck screen shale shaker, Upper screen aperture be more than lower screen aperture, upper screen lower end linking have collection upper screen upper surface large granular materials and The scrap web (16) that can not further crush, the linking of lower screen lower end, which has, collects returning for lower screen upper surface material Expect conveyer belt (15), the discharging of returning charge conveyer belt (15), which is fallen into below stage type disintegrating machine (7), stage type disintegrating machine (7), to be provided with The discharging of 3rd conveyer belt (14) and stage type disintegrating machine (7) falls into the 3rd conveyer belt (14);The building rubbish treatment device also includes the dust arrester for preventing that dust from kicking up.
- The refuse disposal installation 2. environment-friendly type building according to claim 1 is decorate, it is characterised in that:Described dust arrester Including sprayer (9) and dust cover, sprayer (9) is separately mounted to jaw crusher (2) charging aperture, the first product conveying belt (17) discharging opening, impact breaker (6) charging aperture, stage type disintegrating machine (7) charging aperture, scrap web (16) discharging opening with And second product conveying belt (18) discharging opening;The dust cover cover respectively be located at first conveyer belt (12), the second conveyer belt (13), 3rd conveyer belt (14), returning charge conveyer belt (15), scrap web (16), the first product conveying belt (17) and the second finished product are defeated Send the top of band (18).
- The refuse disposal installation 3. environment-friendly type building according to claim 1 is decorate, it is characterised in that:The first described vibration Sieve (4) and the second vibratory sieve (10) bottom is mounted on sieving the dual spring base (24) of noise, first for reducing vibratory sieve The screen cloth both sides of vibratory sieve (4) and the second vibratory sieve (10) are mounted between side plate (20), two side plates (20) provided with bias Axle (21), eccentric shaft (21) is connected with vibratory sieve driving wheel (23) by belt, and vibratory sieve driving wheel (23) is driven by motor.
- The refuse disposal installation 4. environment-friendly type building according to claim 1 is decorate, it is characterised in that:The first described conveying Band (12), the second conveyer belt (13), the 3rd conveyer belt (14), returning charge conveyer belt (15), scrap web (16), the first finished product are defeated Send and transfer drive is mounted on band (17) and the second product conveying belt (18), transfer drive is included by motor The driving wheel (25) of driving, driving wheel (25) is connected with drive (26) by belt, and drive (26) is connected with by belt Conveyer belt driving wheel (22).
- The refuse disposal installation 5. environment-friendly type building according to claim 1 is decorate, it is characterised in that:The first described screening Room (3) and the second sieve compartment (8) are mounted on dust collecting (11).
- The refuse disposal installation 6. environment-friendly type building according to claim 1 is decorate, it is characterised in that:The first described finished product Conveyer belt (17) and the second product conveying belt (18) are mounted on removing the magnet (19) of metal impurities in finished product.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621494122.1U CN206444710U (en) | 2016-12-31 | 2016-12-31 | Environment-friendly type building decoration refuse disposal installation |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621494122.1U CN206444710U (en) | 2016-12-31 | 2016-12-31 | Environment-friendly type building decoration refuse disposal installation |
Publications (1)
Publication Number | Publication Date |
---|---|
CN206444710U true CN206444710U (en) | 2017-08-29 |
Family
ID=59671198
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201621494122.1U Withdrawn - After Issue CN206444710U (en) | 2016-12-31 | 2016-12-31 | Environment-friendly type building decoration refuse disposal installation |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN206444710U (en) |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106733098A (en) * | 2016-12-31 | 2017-05-31 | 常州春秋华城基础工程有限公司 | A kind of environment-friendly type building decoration refuse disposal installation |
CN108296261A (en) * | 2018-01-29 | 2018-07-20 | 世本(天津)环境技术有限公司 | A kind of kitchen garbage pretreatment system and technique |
CN108620233A (en) * | 2018-06-20 | 2018-10-09 | 衡阳泰源商砼有限公司 | A kind of rubble screening plant |
CN109675808A (en) * | 2019-02-21 | 2019-04-26 | 吉林融信坤环境技术有限公司 | A kind of house refuse aciculiform vibrosieve method and device |
CN110433960A (en) * | 2019-08-30 | 2019-11-12 | 文明 | Screening plant is used in a kind of processing of building waste |
CN111318548A (en) * | 2020-03-25 | 2020-06-23 | 江苏天楹环保能源成套设备有限公司 | Demolition building garbage sorting system and method |
CN111359753A (en) * | 2020-03-14 | 2020-07-03 | 南昌航空大学 | Multistage treatment device for building solid wastes |
CN111632840A (en) * | 2020-06-03 | 2020-09-08 | 铜仁职业技术学院 | Civil engineering concrete mixer gravel particle size screening installation |
CN113399441A (en) * | 2021-07-21 | 2021-09-17 | 顺叱华(青岛)智能科技有限公司 | Special crushing and material separation production line for module moving type building solid waste |
CN113967656A (en) * | 2021-10-08 | 2022-01-25 | 顺叱华(青岛)智能科技有限公司 | Process flow of decoration garbage recycling production line |
-
2016
- 2016-12-31 CN CN201621494122.1U patent/CN206444710U/en not_active Withdrawn - After Issue
Cited By (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106733098B (en) * | 2016-12-31 | 2019-01-29 | 常州春秋华城基础工程有限公司 | A kind of environment-friendly type building decoration refuse disposal installation |
CN106733098A (en) * | 2016-12-31 | 2017-05-31 | 常州春秋华城基础工程有限公司 | A kind of environment-friendly type building decoration refuse disposal installation |
CN108296261A (en) * | 2018-01-29 | 2018-07-20 | 世本(天津)环境技术有限公司 | A kind of kitchen garbage pretreatment system and technique |
CN108620233A (en) * | 2018-06-20 | 2018-10-09 | 衡阳泰源商砼有限公司 | A kind of rubble screening plant |
CN109675808B (en) * | 2019-02-21 | 2024-02-27 | 吉林融信坤环境技术有限公司 | Needle-shaped vibration screening method and device for household garbage |
CN109675808A (en) * | 2019-02-21 | 2019-04-26 | 吉林融信坤环境技术有限公司 | A kind of house refuse aciculiform vibrosieve method and device |
CN110433960A (en) * | 2019-08-30 | 2019-11-12 | 文明 | Screening plant is used in a kind of processing of building waste |
CN111359753A (en) * | 2020-03-14 | 2020-07-03 | 南昌航空大学 | Multistage treatment device for building solid wastes |
CN111359753B (en) * | 2020-03-14 | 2024-05-28 | 南昌航空大学 | Multistage processing apparatus of building solid waste |
CN111318548A (en) * | 2020-03-25 | 2020-06-23 | 江苏天楹环保能源成套设备有限公司 | Demolition building garbage sorting system and method |
CN111318548B (en) * | 2020-03-25 | 2022-02-11 | 江苏天楹环保能源成套设备有限公司 | Demolition building garbage sorting system and method |
CN111632840A (en) * | 2020-06-03 | 2020-09-08 | 铜仁职业技术学院 | Civil engineering concrete mixer gravel particle size screening installation |
CN113399441A (en) * | 2021-07-21 | 2021-09-17 | 顺叱华(青岛)智能科技有限公司 | Special crushing and material separation production line for module moving type building solid waste |
CN113967656A (en) * | 2021-10-08 | 2022-01-25 | 顺叱华(青岛)智能科技有限公司 | Process flow of decoration garbage recycling production line |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN206444710U (en) | Environment-friendly type building decoration refuse disposal installation | |
CN106733098B (en) | A kind of environment-friendly type building decoration refuse disposal installation | |
CN111545290A (en) | Sorting device is retrieved to building rubbish | |
CN107282175A (en) | A kind of construction waste crushing processing transport magnetic plant | |
CN107497580A (en) | A kind of sandstone production line | |
CN206415201U (en) | A kind of environment protection-type building waste retracting device | |
CN206996696U (en) | A kind of construction waste crushing processing transport magnetic plant | |
CN107597383A (en) | A kind of building waste processing equipment | |
CN208230285U (en) | A kind of architectural furniture with crushing function | |
CN212596048U (en) | Reduce construction cost's construction waste recovery device | |
CN111604116A (en) | Cement clinker raw material efficient crusher with screening function | |
CN109967167A (en) | A kind of construction waste crushing and sorting unit | |
CN207138082U (en) | Dry method building waste process for producing line | |
CN214262086U (en) | Crushing and sorting equipment for waste building structures | |
CN106694157A (en) | Novel construction waste disposal device | |
CN102836828A (en) | Plastic-cloth garbage sorting system | |
CN211329766U (en) | Waste material shredding device for civil construction | |
CN207204341U (en) | A kind of combined type charging gear in the production for sandstone | |
CN211988853U (en) | Building rubbish crushing apparatus | |
CN215234671U (en) | Abandonment fragment of brick reducing mechanism for building | |
CN212549957U (en) | Waste water mud piece solid refuse treatment system for building | |
CN215197358U (en) | Shock attenuation formula building rubbish deironing smashes recovery unit | |
CN206168547U (en) | Crusher | |
CN213467984U (en) | Screening machine is smashed to building rubbish | |
CN210474264U (en) | Building engineering waste recovery device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
AV01 | Patent right actively abandoned | ||
AV01 | Patent right actively abandoned |
Granted publication date: 20170829 Effective date of abandoning: 20190129 |