CN206222863U - A kind of new wood dust dryer - Google Patents

A kind of new wood dust dryer Download PDF

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Publication number
CN206222863U
CN206222863U CN201620983788.7U CN201620983788U CN206222863U CN 206222863 U CN206222863 U CN 206222863U CN 201620983788 U CN201620983788 U CN 201620983788U CN 206222863 U CN206222863 U CN 206222863U
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China
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heat
roller
wood dust
conducting medium
new wood
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Expired - Fee Related
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CN201620983788.7U
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Chinese (zh)
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庄德恩
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Individual
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Individual
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Abstract

The utility model is related to wood chip drying technology field, more particularly to a kind of new wood dust dryer.A kind of new wood dust dryer, including the roller with insulation effect, it is set in the left end cap of roller left part, the rotating mechanism for being set in the right end cap of roller right part and driving roller to rotate, also include cycle heating device, the cycle heating device includes the heating plant for being arranged on the heat conducting pipe of drums inside and being connected with heat conducting pipe two ends, a circulation loop is constituted between heating plant and heat conducting pipe, filled with heat-conducting medium in circulation loop, circulation loop is provided with circulation electric pump, the circulation electric pump drives heat-conducting medium that flowing is circulated in the circulation loop.Dryer of the present utility model has drying temperature uniform, and drying temperature is controllable, wood chip uniform quality, and drying rate is fast, and seldom, heat utilization ratio is high, energy-conserving and environment-protective, safely controllable advantage for powder after drying.

Description

A kind of new wood dust dryer
Technical field
The utility model is related to wood chip drying technology field, more particularly to a kind of new wood dust dryer.
Background technology
, it is necessary to first be dried wood chip when biomass fuel pellet is made using wood chip, drop its moisture content It is low the moisture evaporation in it is gone out in the range of needs, requirement is complied with, natural drying is with low cost, operates It is fairly simple, but spontaneously dry the cost time it is long, it is necessary to place than larger, by effect of natural conditions is big, stability is poor, and And dry wood chip amount is little every time, it is impossible to meet large-scale production and processing demand.
Then people are dried using dryer to wood chip, and it compares, drying time small with natural drying floor space Short, the existing drying to wood chip is carried out in roller, wood chip is put into roller by feed mechanism, using rotating dress Put and allow roller to be rotated, the wood chip in roller is dried by the hot-air of hot gas conveying mechanism then, but, it is existing Dryer also have weak point:The heat dried first it is uneven, it is necessary to drying time it is long, secondly drying when Wait, wood chip is low with the heat exchanger effectiveness of hot gas, the water content qualification rate of drying wood chip out is low, and the quality of wood chip is uneven Even, when special, when dust concentration is higher in roller, such dryer is easily ignited and explodes.
Utility model content
For above-mentioned weak point, the purpose of this utility model provides a kind of new wood dust dryer, and it has drying Temperature is uniform, and drying temperature is controllable, wood chip uniform quality, and drying rate is fast, and heat utilization ratio is high, energy-conserving and environment-protective, safely controllable Advantage.
In order to solve the above-mentioned technical problem, the technical solution of the utility model is as follows:
A kind of new wood dust dryer, including the roller with insulation effect, be set in roller left part left end cap, The rotating mechanism for being set in the right end cap of roller right part and driving roller to rotate, it is described to follow also including cycle heating device Ring heating plant includes the heating plant that is arranged on the heat conducting pipe of drums inside and be connected with heat conducting pipe two ends, heating plant and Constituted in a circulation loop, circulation loop filled with heat-conducting medium between heat conducting pipe, circulation loop is provided with circulation electric pump, described Circulation electric pump drives heat-conducting medium that flowing is circulated in the circulation loop.
Accordingly, caused in roller by way of the hot-air of hot gas conveying mechanism is dried to the wood chip in roller The inequality of being heated of wood chip, therefore cycle heating device is being provided with the utility model, heating plant is by the heat conduction in circulation loop Medium heat temperature raising, circulation electric pump causes heat-conducting medium circulating in circulation loop so that being heated for drums inside is equal It is even, so as to solve the problems, such as inequality of being heated.
As the preferred of such scheme, the heat conducting pipe successively include heat-conducting medium be sent into section, heat-conducting medium heat transfer segment with And heat-conducting medium reflux section, the heat-conducting medium heat transfer segment is spiral coil and positioned at the drums inside, the spiral coil Outside is arranged with some fin.
But, the only flowing by heat-conducting medium can't cause that the heating temperature of the inside of roller is so balanced.Therefore lead Thermal medium heat transfer segment is spiral coil, and heat transfer range of the spiral coil in roller becomes big, and heat transfer is uniform, and in order to improve heat transfer Efficiency, be arranged with some fin in the outside of spiral coil so that its heat transfer efficiency faster, scope is wider, thoroughly solution Determined be heated inequality problem.
Used as the preferred of such scheme, the heat-conducting medium is sent into section and heat-conducting medium reflux section is provided with temperature controller, Temperature controller is connected to the circulation electric pump by wire.
Accordingly, being heated evenly in roller, but the temperature being heated is uncontrollable, so it is sent into section in heat-conducting medium And heat-conducting medium reflux section is provided with temperature controller, the temperature controller first detects that heat-conducting medium is sent into section and heat-conducting medium reflux section On temperature, when the temperature that heat-conducting medium is sent on section or heat-conducting medium reflux section is too high, the temperature controller closes heating plant, Circulation electric pump no longer transmits heat-conducting medium, when the temperature that heat-conducting medium is sent into section or heat-conducting medium reflux section is too low, the temperature Control device is opened and accelerates to circulate electric pump, and circulation electric pump continues to drive, so that the heating temperature in roller is controlled, can be with Set the drying temperature for needing.
Used as the preferred of such scheme, the inside of the left end cap has the blanking chamber connected with the roller, its top Be provided with feeding-passage, its bottom and immediately below the feeding-passage at be provided with air intake passage, one end of the feeding-passage Feed arrangement is connected with, its other end is communicated to the blanking chamber, one end of the air intake passage is connected with air-supply arrangement.
Accordingly, in order to accelerate the speed of drying, therefore prebake treatment is first carried out to material, the inside of left end cap has and rolling The blanking chamber of cylinder connection, its top is provided with feeding-passage, its bottom and immediately below the feeding-passage at be provided with air intake passage, this Sample air intake passage is corresponding with feeding-passage, and material feeds from its top feed passage, and the air intake passage of lower section enters hot blast, so Hot blast carries out preliminary drying dry-cure to material in advance so that the speed of drying is faster, in hgher efficiency.
As the preferred of such scheme, storage cavity is provided with the feeding-passage, allocation mechanism is provided with the storage cavity, The allocation mechanism include motor, the rotary shaft that is set on motor and set on the rotating shaft it is some stir blade, it is described The movable end for stirring blade is tangent with the inwall of the storage cavity.
Accordingly, although the preliminary drying dry-cure carried out to material, but can cause that blanking is difficult, sets to this in feeding-passage There is storage cavity, allocation mechanism is provided with storage cavity, by the rotation of motor-driven rotation axle, to drive and stir blade in rotary shaft Material is stirred, and it is tangent with the inwall of the storage cavity to stir the movable end of blade, has intercepted hot blast and has blown upper feeding Passage so that uniform blanking.
Used as the preferred of such scheme, the bottom of the blanking chamber is provided with separated material mesh sheet near the air intake passage, described The material isolation that separated material mesh sheet will be relatively large in diameter, prevents its whereabouts from blocking air intake passage.
During due to prebake, when blanking faster when, be relatively large in diameter, heavier material may directly fall down, May block air intake passage, therefore separated material mesh sheet is provided with the air intake passage in the bottom of blanking chamber, such diameter compared with Greatly, heavier material just falls in separated material mesh sheet, and smaller, the lighter material of diameter is just directly blown by hot blast.
As the preferred of such scheme, be provided with sub-material part in the blanking chamber, the sub-material part is in cone table, its area compared with Big end face is arranged on roller end, and the less end face of area is arranged on the inwall of left end cap, and the sub-material part is made up of screen cloth.
As the preferred of such scheme, the mesh diameter of the mesh diameter less than the sub-material part of the separated material mesh sheet.
Accordingly, when blanking faster when, be relatively large in diameter, heavier material may directly fall down and may block Separated material mesh sheet, in this regard, being provided with sub-material part in the utility model in blanking chamber, sub-material part is made up of screen cloth so that in the mistake of blanking Cheng Zhong, is screened to material in advance by sub-material part, after screening falling down, and sub-material part is in cone table, its area Larger end face is arranged on roller end, and the less end face of area is arranged on the inwall of left end cap, though in order to ensure material compared with It is many, also can guarantee that hot blast passes through sub-material part from taper place higher.So material is screened, it is ensured that the matter of wood chip Amount size is close.
As the preferred of such scheme, there are some first to lead on the inwall of the roller and near circumferential array at left end cap Tablet, is circumferentially arranged with some second guide pieces on its cylinder inboard wall, the first guide piece has inclined guide face, and this is led Charge level is parallel with the conical surface of the sub-material part, and is 1-2mm with the distance of the sub-material part conical surface.
Accordingly, after carrying out prebake and prescreening due to material, it is deposited at sub-material part, therefore the first guide piece is set, should First guide piece has inclined guide face, and the guide face is parallel with the conical surface of the sub-material part, and with the sub-material part conical surface away from From being 1-2mm, due to the rotation of roller so that the first guide piece is by material turning and is sent in roller, then the second guide piece Stirred and be sent to discharging.So cause that material is heated evenly, transfer rate is fast, will not pile up.
As the preferred of such scheme, exhaust passage is provided with the top of the right end cap, its bottom is provided with tapping channel, institute Exhaust passage and tapping channel is stated to be connected with the roller.
Accordingly, vapor in roller etc. is discharged from exhaust passage, and the material after drying is discharged from tapping channel.
Used as the preferred of such scheme, the heating plant is boiler, and air intake is connected after the hot blast treatment of its chimney discharge Device.
Used as the preferred of such scheme, the spiral coil be arranged in parallel or is vertically arranged with roller.
Used as the preferred of such scheme, the heat-conducting medium can be conduction oil or vapours etc..
The utility model has the advantages that:Dryer of the present utility model has drying temperature uniform, drying temperature Controllable, wood chip uniform quality is spent, drying rate is fast, seldom, heat utilization ratio is high, energy-conserving and environment-protective, safely controllable for powder after drying Advantage.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is sectional view of the present utility model;
Fig. 3 is the structural representation of embodiment 2;
In figure, 1- rollers, the first guides of 1-1- piece, 1-1-1- guides face, the second guides of 1-2- piece, 2- left end caps, 2-1- Blanking chamber, 2-2- feeding-passages, 2-2-1- storage cavitys, 2-3- air intake passages, 3- right end caps, 3-1- exhaust passages, 3-2- dischargings Passage, 4- cycle heating devices, 4-1- heat conducting pipes, 4-1-1- heat-conducting mediums are sent into section, 4-4-2- heat-conducting mediums heat transfer segment, 4-1- 3- heat-conducting mediums reflux section, 4-1-4- fin, 4-2- heating plants, 5- circulations electric pump, 6- temperature controllers, 7- rotating mechanisms, 8- Feed arrangement, 9- air-supply arrangements, 10- allocation mechanisms, 10-1- rotary shafts, 10-2- stir blade, 11- sub-materials part, 12- spice separating nets Piece.
Specific embodiment
The technical solution of the utility model will be clearly and completely described below, it is clear that described embodiment is only Only it is a part of embodiment of the utility model, rather than whole embodiments.Embodiment in the utility model, this area is common All other embodiment that technical staff is obtained under the premise of creative work is not done, belongs to the utility model protection Scope.
The utility model is described in detail with embodiment below in conjunction with the accompanying drawings.
Embodiment 1:With reference to Fig. 1, a kind of new wood dust dryer, including the roller 1 with insulation effect, it is set in rolling The left end cap 2 of cylinder left part, the right end cap 3 for being set in roller right part and the rotating mechanism 7 for driving roller rotation, also include Cycle heating device 4, the cycle heating device 4 include being arranged on heat conducting pipe 4-1 inside roller 1 and with heat conducting pipe 4-1 The heating plant 4-2 of two ends connection, constitutes a circulation loop between heating plant 4-2 and heat conducting pipe 4-1, filled in circulation loop There is heat-conducting medium, circulation loop is provided with circulation electric pump 5, and the circulation electric pump 5 drives heat-conducting medium to enter in the circulation loop Row is circulated.
With reference to Fig. 2, the heat conducting pipe 4-1 includes that heat-conducting medium is sent into section 4-1-1, heat-conducting medium heat transfer segment 4-1-2 successively And heat-conducting medium reflux section 4-1-3, the heat-conducting medium heat transfer segment 4-1-2 are for spiral coil and inside the roller 1, The outside of the spiral coil is arranged with some fin 4-1-4, and spiral coil is placed in parallel with roller 1.
With reference to Fig. 2, the heat-conducting medium is sent into section 4-1-1 and heat-conducting medium reflux section 4-1-3 and is provided with temperature controller 6, Temperature controller 6 is connected to the circulation electric pump 5 by wire.
With reference to Fig. 2, the inside of the left end cap 2 has blanking chamber 2-1 connect with the roller 1, be provided with the top of it into Material passage 2-2, its bottom and immediately below the feeding-passage 2-2 at be provided with air intake passage 2-3, the feeding-passage 2-2 One end be connected with feed arrangement 8, its other end is communicated to the blanking chamber 2-1, and one end of the air intake passage 2-3 is connected with Air-supply arrangement 9.
With reference to Fig. 2, storage cavity 2-2-1 is provided with the feeding-passage 2-2, kickoff is provided with the storage cavity 2-2-1 Structure 10, if the allocation mechanism 10 includes motor, the rotary shaft 10-1 being set on motor and is located on rotary shaft 10-1 Dry to stir blade 10-2, the movable end for stirring blade 10-2 is tangent with the inwall of the storage cavity 2-2-1.
With reference to Fig. 2, sub-material part 11 is provided with the blanking chamber 2-1, the sub-material part 11 is in cone table, and its area is larger End face is arranged on the end of roller 1, and the less end face of area is arranged on the inwall of left end cap 2, and the sub-material part 11 is made up of screen cloth.
With reference to Fig. 2, there are some first guide piece 1-1 on the inwall of the roller 1 and near circumferential array at left end cap 2, Some second guide piece 1-2 are circumferentially arranged with its cylinder inboard wall, the first guide piece 1-1 has inclined guide face 1-1- 1, the guide face 1-1-1 is parallel with the conical surface of the sub-material part 11, and is 1-2mm with the distance of the conical surface of sub-material part 11.
With reference to Fig. 2, the bottom of the blanking chamber 2-1 is provided with separated material mesh sheet 12, the separated material near the air intake passage 2-3 The material isolation that mesh sheet 12 will be relatively large in diameter, prevents its whereabouts from blocking air intake passage 2-3.
With reference to Fig. 2, the mesh diameter of the mesh diameter less than the sub-material part 11 of the separated material mesh sheet 12.
With reference to Fig. 2, the top of the right end cap 3 is provided with exhaust passage 3-1, and its bottom is provided with tapping channel 3-2, the row Gas passage 3-1 and tapping channel 3-2 are connected with the roller 1.
With reference to Fig. 2, heating plant 4-2 is boiler, and air-intake device is connected after the hot blast treatment of its chimney discharge.
Screening blower fan is provided with feed arrangement 8, is entered into feeding-passage 2-2 after material is carried out into preliminary screening.
Embodiment 2:With reference to Fig. 3, the present embodiment is essentially identical with embodiment, only difference is that:Spiral coil It is vertically arranged with roller 1.
In work, the material for entering screening expects storage cavity 2-2-1 under feeding-passage 2-2, dialling in storage cavity 2-2-1 During material to be dialled in the blanking chamber 2-1 in left end cap 2 for material mechanism 10, while air-supply arrangement 9 is by the chimney of heating plant 4-2 boilers The middle hot blast by after filtering is blown into blanking chamber 2-1 from air intake passage 2-3, material during whereabouts, sub-material part 11 pairs It carries out screening separation, is relatively large in diameter, in the separated material mesh sheet 12 that heavier material drops below sub-material part 11, diameter is smaller, Lighter material carries out prebake and screening in the presence of hot blast, because roller 1 is turned in the presence of rotating mechanism 7 It is dynamic, and the inwall of roller 1 is provided with the first guide piece 1-1 and the second guide piece 1-2, material is stirred and passed by the first guide piece 1-1 It is sent in roller 1, material is stirred and is sent to tapping channel 3-2 by the second guide piece 1-2, and the heat conducting pipe of drums inside Heat-conducting medium is provided with 4-1, heat-conducting medium is heated in the presence of heating plant 4-2 boilers, and circulates the driving of electric pump 5 and lead , in heat conducting pipe internal circulation flow, so as to carry out drying and processing to the material in roller, the material after drying is logical from discharging for thermal medium Road 3-2 is sent out, and vapor is discharged from the 3-1 of exhaust passage, and the vapor of discharge is carrying out dust removal and filtration by dust arrester.
When the temperature that heat-conducting medium is sent on section 4-1-1 or heat-conducting medium reflux section 4-1-3 is too high, the temperature controller 6 is closed Close heating plant 4-2(Boiler), heating plant 4-2 is no longer heat up heat-conducting medium, when heat-conducting medium is sent into section 4-1-1 or heat conduction Jie When temperature on matter reflux section 4-1-3 is too low, the temperature controller 6 is opened and accelerates to circulate electric pump 5, and circulation electric pump 5 continues to drive, this Sample causes that the heating temperature in roller 1 is controlled, and can set the drying temperature of needs.

Claims (10)

1. a kind of new wood dust dryer, including the roller with insulation effect(1), be set in the left end cap of roller left part (2), be set in the right end cap of roller right part(3)And drive the rotating mechanism of roller rotation(7), it is characterised in that:Also wrap Include cycle heating device(4), the cycle heating device(4)Including being arranged on roller(1)Internal heat conducting pipe(4-1)And with Heat conducting pipe(4-1)The heating plant of two ends connection(4-2), heating plant(4-2)With heat conducting pipe(4-1)Between constitute one circulation Filled with heat-conducting medium in loop, circulation loop, circulation loop is provided with circulation electric pump(5), the circulation electric pump(5)Drive heat conduction Medium is circulated flowing in the circulation loop.
2. a kind of new wood dust dryer according to claim 1, it is characterised in that:The heat conducting pipe(4-1)Successively Section is sent into including heat-conducting medium(4-1-1), heat-conducting medium heat transfer segment(4-1-2)And heat-conducting medium reflux section(4-1-3), it is described Heat-conducting medium heat transfer segment(4-1-2)For spiral coil and positioned at the roller(1)Inside, if the outside of the spiral coil is arranged with Dry fin(4-1-4).
3. a kind of new wood dust dryer according to claim 2, it is characterised in that:The heat-conducting medium is sent into section (4-1-1)And heat-conducting medium reflux section(4-1-3)It is provided with temperature controller(6), temperature controller(6)Described following is connected to by wire Ring electric pump(5).
4. a kind of new wood dust dryer according to claim 1, it is characterised in that:The left end cap(2)Inside With with the roller(1)The blanking chamber of connection(2-1), its top is provided with feeding-passage(2-2), its bottom and positioned at it is described enter Material passage(2-2)Air intake passage is provided with underface(2-3), the feeding-passage(2-2)One end be connected with feed arrangement (8), its other end is communicated to the blanking chamber(2-1), the air intake passage(2-3)One end be connected with air-supply arrangement(9).
5. a kind of new wood dust dryer according to claim 4, it is characterised in that:The feeding-passage(2-2)It is interior It is provided with storage cavity(2-2-1), the storage cavity(2-2-1)Inside it is provided with allocation mechanism(10), the allocation mechanism(10)Including electricity Machine, the rotary shaft being set on motor(10-1)And it is located at rotary shaft(10-1)On some stir blade(10-2), it is described Stir blade(10-2)Movable end and the storage cavity(2-2-1)Inwall it is tangent.
6. a kind of new wood dust dryer according to claim 4, it is characterised in that:The blanking chamber(2-1)Inside set There is sub-material part(11), the sub-material part(11)In cone table, the larger end face of its area is arranged on roller(1)End, area compared with Small end face is arranged on left end cap(2)Inwall, the sub-material part(11)It is made up of screen cloth.
7. a kind of new wood dust dryer according to claim 6, it is characterised in that:The roller(1)Inwall on And near left end cap(2)Place's circumferential array has some first guide pieces(1-1), some second are circumferentially arranged with its cylinder inboard wall Guide piece(1-2), the first guide piece(1-1)With inclined guide face(1-1-1), the guide face(1-1-1)With it is described Sub-material part(11)The conical surface it is parallel, and with sub-material part(11)The distance of the conical surface is 1-2mm.
8. a kind of new wood dust dryer according to claim 4, it is characterised in that:The blanking chamber(2-1)Bottom Portion is near the air intake passage(2-3)It is provided with separated material mesh sheet(12), the separated material mesh sheet(12)The material isolation that will be relatively large in diameter, Its whereabouts is prevented to block air intake passage(2-3).
9. a kind of new wood dust dryer according to claim 8, it is characterised in that:The separated material mesh sheet(12)Net Bore dia is less than the sub-material part(11)Mesh diameter.
10. a kind of new wood dust dryer according to claim 1, it is characterised in that:The right end cap(3)Top It is provided with exhaust passage(3-1), its bottom is provided with tapping channel(3-2), the exhaust passage(3-1)And tapping channel(3-2)With The roller(1)It is connected.
CN201620983788.7U 2016-08-30 2016-08-30 A kind of new wood dust dryer Expired - Fee Related CN206222863U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620983788.7U CN206222863U (en) 2016-08-30 2016-08-30 A kind of new wood dust dryer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620983788.7U CN206222863U (en) 2016-08-30 2016-08-30 A kind of new wood dust dryer

Publications (1)

Publication Number Publication Date
CN206222863U true CN206222863U (en) 2017-06-06

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106440708A (en) * 2016-08-30 2017-02-22 庄德恩 Novel wood chip dryer
CN107796196A (en) * 2017-11-27 2018-03-13 四川旭瑞达机电设备有限公司 A kind of roller rotary type dries granulation device
CN107816857A (en) * 2017-11-27 2018-03-20 四川旭瑞达机电设备有限公司 A kind of chemical industry drying granulation device
CN108007139A (en) * 2017-12-01 2018-05-08 枞阳县螺丝尖花木园艺有限公司 A kind of drying unit of tea processing
CN117490365A (en) * 2023-11-02 2024-02-02 刘振杰 An intelligent drying equipment for powdered chemical raw materials

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106440708A (en) * 2016-08-30 2017-02-22 庄德恩 Novel wood chip dryer
CN107796196A (en) * 2017-11-27 2018-03-13 四川旭瑞达机电设备有限公司 A kind of roller rotary type dries granulation device
CN107816857A (en) * 2017-11-27 2018-03-20 四川旭瑞达机电设备有限公司 A kind of chemical industry drying granulation device
CN108007139A (en) * 2017-12-01 2018-05-08 枞阳县螺丝尖花木园艺有限公司 A kind of drying unit of tea processing
CN117490365A (en) * 2023-11-02 2024-02-02 刘振杰 An intelligent drying equipment for powdered chemical raw materials

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Granted publication date: 20170606