CN207713623U - A kind of livestock and poultry feces dehydration device - Google Patents

A kind of livestock and poultry feces dehydration device Download PDF

Info

Publication number
CN207713623U
CN207713623U CN201721818356.1U CN201721818356U CN207713623U CN 207713623 U CN207713623 U CN 207713623U CN 201721818356 U CN201721818356 U CN 201721818356U CN 207713623 U CN207713623 U CN 207713623U
Authority
CN
China
Prior art keywords
wall
fixedly connected
steel wire
bearing
rotating cylinder
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.)
Expired - Fee Related
Application number
CN201721818356.1U
Other languages
Chinese (zh)
Inventor
顾宏远
赵连生
王志文
常志燕
包玉梅
高金芳
吴丽敏
冯丹
陈佩
孙琰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201721818356.1U priority Critical patent/CN207713623U/en
Application granted granted Critical
Publication of CN207713623U publication Critical patent/CN207713623U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Centrifugal Separators (AREA)

Abstract

The utility model is related to fecal pollution processing equipment technical fields, and disclose a kind of livestock and poultry feces dehydration device, including holder, the top of holder is installed with night soil-treatment owner's body, a discharge outlet and secondary drainage mouth for night soil-treatment owner's body is fixedly connected with the two of which mouth of threeway saliva pipe respectively, another mouthful of threeway saliva pipe is fixedly connected by flange with longitudinal water inlet of T-type support tube, the outer wall of bearing I is fixedly connected with one end of rotor, the outside of rotor is equipped with helical-blade, the outer wall of bearing II is fixedly connected with one end of centrifugal barrel mechanism, the other end of centrifugal barrel mechanism and one end of transmission mechanism are rotatablely connected.The livestock and poultry feces dehydration device carries out secondary separation to the sewage after solid-liquid separating machine detaches, remaining solid-state excrement is separated from sewage by the way that centrifugal barrel mechanism is arranged, and further increases solid-liquid separation efficiency, and offer convenience for subsequent sewage disposal.

Description

A kind of livestock and poultry feces dehydration device
Technical field
The utility model is related to fecal pollution processing equipment technical field, specially a kind of livestock and poultry feces dehydration device.
Background technology
Currently, Pollution from livestock and poultry administers the compulsive measures for having become National agricultural emission reduction, and fecal pollution separation of solid and liquid is Realize the key reduction process of livestock and poultry farm improvement up to standard.However traditional mechanical solid-liquid separating equipment is generally shaken using machinery Two methods of dynamic sieving and screw extrusion, to the strenuous vibration of fecal pollution, cause to separate is essentially all that wheat bran etc. is not laughed at A small amount of food-residue of words, separation rate is extremely low, and most of fecal pollution and its nutrition have but been discharged into lower one for the treatment of facility, greatly The concentration load of sewage disposal system is aggravated in ground, it is difficult to realize management goal up to standard, and to the severe crush of fecal pollution, filter out Water in there are still a large amount of solid-state excrement, both cause to be separated by solid-liquid separation incomplete, while also the processing of follow-up sewage being given to bring fiber crops It is tired.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of livestock and poultry feces dehydration device, has separative efficiency Higher more thoroughly, simple operation and other advantages, solve low separation efficiency, separation is not thorough and causes the troublesome of follow-up sewage disposal Problem.
(2) technical solution
To realize that above-mentioned separative efficiency higher is more thorough, purpose easy to operate, the utility model provides the following technical solutions: The top of a kind of livestock and poultry feces dehydration device, including holder, the holder is installed with night soil-treatment owner's body, the excrement A discharge outlet and secondary drainage mouth for processor main body is fixedly connected with the two of which mouth of threeway saliva pipe respectively, and described three Another mouthful of port water pipe is fixedly connected by flange with longitudinal water inlet of T-type support tube, the T-type support tube transverse direction One end is fixedly connected with one end of draining box cavity, and the other end of the T-type support tube transverse direction is fixed with the inner wall of bearing I to be connected It connects, the outer wall of the bearing I is fixedly connected with one end of rotor, and the outside of the rotor is equipped with helical-blade, the T-type support tube Longitudinal pipe and outlet between be equipped with bearing II, and the inner wall of bearing II is fixedly connected with the lateral pipe outer wall of T-type support tube, The outer wall of the bearing II is fixedly connected with one end of centrifugal barrel mechanism, and the draining chamber interior wall is equipped with circular hole water fender, and The center hole of circular hole water fender and the outer wall pivot bush unit of centrifugal barrel mechanism, the other end and driver of the centrifugal barrel mechanism One end of structure is rotatablely connected, and the output shaft of the other end tachogenerator of the transmission mechanism is fixedly connected, the side of the transmission mechanism The output shaft of face and centrifuge is rotatablely connected by transmission belt, and the side of discharge casing bottom end offers sewage draining exit, the row The other side of water tank bottom end offers secondary discharge port.
Preferably, the centrifugal barrel mechanism includes shaft, and one end of the shaft is fixedly connected with the inner wall of bearing II, institute It states shaft outer wall and is arranged with four struts close to the position annular of bearing II, the strut other end is interior with steel wire rotating cylinder Wall is fixedly connected, and the side of the strut and the side of driving blade are welded, and the other side of driving blade and steel wire rotating cylinder Inner wall welding, the skew wall position of the steel wire rotating cylinder offers solid-phase outlet, the skew wall and circular hole of the steel wire rotating cylinder The interior circular hole of water fender is rotatablely connected, and link position is between solid-phase outlet and the straight wall of steel wire rotating cylinder.
Preferably, the transmission mechanism includes transmission shaft, and one end of the transmission shaft outer wall is solid with the inner wall for connecting bearing The other end of fixed connection, the transmission shaft outer wall is fixedly connected with the inner wall of driving bearing, the connection bearing and driving bearing Outer wall be fixedly connected respectively with the both ends of transmission cylinder, one end of the transmission shaft is fixedly connected with one end of rotor, the biography The other end of moving axis is fixedly connected with the output shaft of tachogenerator, and the outer wall of the transmission cylinder is fixed with one end of steel wire rotating cylinder to be connected It connects, and one end of the outer wall of transmission cylinder and discharge casing is rotatablely connected.
Preferably, the helical-blade outer profile is no more than ten millimeters at a distance from steel wire rotating cylinder inwall.
Preferably, the rotating speed of the tachogenerator will be less than the rotating speed of centrifuge.
Preferably, the steel wire rotating cylinder straight wall section is made of reinforcing bar and steel wire, the steel wire rotating cylinder oblique wall segment by Steel plate annular is made.
(3) advantageous effect
Compared with prior art, the utility model provides a kind of livestock and poultry feces dehydration device, has following advantageous effect:
1, livestock and poultry feces dehydration device, by the way that centrifugal barrel mechanism is arranged, to the sewage after solid-liquid separating machine detaches Secondary separation is carried out, remaining solid-state excrement is separated from sewage, further increases solid-liquid separation efficiency, and is subsequent Sewage disposal offers convenience.
2, livestock and poultry feces dehydration device, by the way that helical-blade and steel wire rotating cylinder, after sewage is centrifuged, solids meeting is arranged It is trapped in steel wire rotating cylinder inwall and accumulates, then by helical-blade screw propulsion, to which solid is discharged out of barrel, from And be conducive to detach solid-liquid by centrifugal process, and due to being constantly in screw propulsion solid, solid will not be caused to block Steel wire rotating cylinder, and can be continued for operating, improve working efficiency.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model;
Fig. 2 is the utility model centrifugal barrel structural scheme of mechanism;
Fig. 3 is the left view of the utility model Fig. 2;
Fig. 4 is the utility model transmission mechanism schematic diagram;
Fig. 5 is the utility model T-type support tube schematic diagram.
In figure:1 holder, 2 night soil-treatment owner bodies, 3 discharge outlet, 4 secondary drainage mouths, 5 threeway saliva pipes, 6 flanges, 7T types support tube, 8 discharge casings, 9 bearings I, 10 rotors, 11 helical-blades, 12 bearings II, 13 centrifugal barrel mechanisms, 131 shafts, 132 supports Bar, 133 steel wire rotating cylinders, 134 driving blades, 135 solid-phase outlets, 14 circular hole water fenders, 15 transmission mechanisms, 151 transmission shafts, 152 connection bearings, 153 driving bearings, 154 transmission cylinders, 16 tachogenerators, 17 centrifuges, 18 sewage draining exits, 19 2 discharge ports.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work The every other embodiment obtained, shall fall within the protection scope of the present invention.
- 5 are please referred to Fig.1, a kind of livestock and poultry feces dehydration device, including holder 1, the top of holder 1 are installed with excrement Processor main body 2, the discharge outlet 3 and secondary drainage mouth 4 of night soil-treatment owner body 2 respectively with threeway saliva pipe 5 wherein Two mouths are fixedly connected, another mouthful of threeway saliva pipe 5 is fixed by longitudinal water inlet of flange 6 and T-type support tube 7 to be connected It connects, the lateral one end of T-type support tube 7 is fixedly connected with one end of 8 inner cavity of discharge casing, T-type the support tube 7 lateral other end and axis It holds I 9 inner wall to be fixedly connected, the outer wall of bearing I 9 is fixedly connected with one end of rotor 10, and the outside of rotor 10 is equipped with helical-blade 11, bearing II 12, and the inner wall of bearing II 12 and T-type support tube 7 are equipped between the longitudinal pipe and outlet of T-type support tube 7 Lateral pipe outer wall is fixedly connected, and the outer wall of bearing II 12 is fixedly connected with one end of centrifugal barrel mechanism 13, and centrifugal barrel mechanism 13 is wrapped Shaft 131 is included, one end of shaft 131 is fixedly connected with the inner wall of bearing II 12, and 131 outer wall of shaft is close to the position of bearing II 12 Circular symmetric is set there are four strut 132, and 132 other end of strut is fixedly connected with the inner wall of steel wire rotating cylinder 133, steel wire rotating cylinder 133 straight wall sections are made of reinforcing bar and steel wire, and 133 oblique wall segment of steel wire rotating cylinder is made of steel plate annular, when solids reaches tiltedly Wall section can prevent solids to be pushed out the inner cavity of discharge casing 8 due to existing to the pressure of cylinder inner wall using steel plate, strut 132 Side and the side of driving blade 134 are welded, and the other side of driving blade 134 and the inner wall of steel wire rotating cylinder 133 weld, and lead to Blade 134 of overdriving can rapidly rotate the sewage just come in, convenient for centrifuging, the skew wall of steel wire rotating cylinder 133 Position offers solid-phase outlet 135, and the skew wall of steel wire rotating cylinder 133 is rotatablely connected with the interior circular hole of circular hole water fender 14, and even Position is connect between solid-phase outlet 135 and the straight wall of steel wire rotating cylinder 133, to the sewage that is centrifuged out of blocking enter by In the solids separated, avoid the influence to separative efficiency, 11 outer profile of helical-blade and 133 inner wall of steel wire rotating cylinder away from From no more than ten millimeters, the solids on 133 inner wall of steel wire rotating cylinder is cleared up into propulsion in time convenient for helical-blade 11, to avoid Solids blocks steel wire rotating cylinder 133, by the way that centrifugal barrel mechanism 13 is arranged, is carried out to the sewage after solid-liquid separating machine detaches Secondary separation separates remaining solid-state excrement from sewage, further increases solid-liquid separation efficiency, and is subsequent sewage Processing offers convenience, and by the way that helical-blade 11 and steel wire rotating cylinder 133 is arranged, after sewage is centrifuged, solids can be trapped in steel It is accumulated on 133 inner wall of silk screen rotating cylinder, then by 11 screw propulsion of helical-blade, to which solid to be discharged out of barrel, to have Solid-liquid is detached conducive to by centrifugal process, and due to being constantly in screw propulsion solid, solid will not be caused to block steel wire Net rotating cylinder 133, and can be continued for operating, working efficiency is improved, 8 inner wall of discharge casing is equipped with circular hole water fender 14, and circular hole The center hole of water fender 14 and the outer wall pivot bush unit of centrifugal barrel mechanism 13, the other end and transmission mechanism of centrifugal barrel mechanism 13 15 one end rotation connection, the output shaft of the other end tachogenerator 16 of transmission mechanism 15 are fixedly connected, and transmission mechanism 15 includes passing One end of moving axis 151,151 outer wall of transmission shaft is fixedly connected with the inner wall for connecting bearing 152, the other end of 151 outer wall of transmission shaft With driving bearing 153 inner wall be fixedly connected, connection bearing 152 and driving bearing 153 outer wall respectively with transmission cylinder 154 two End is fixedly connected, and one end of transmission shaft 151 is fixedly connected with one end of rotor 10, the other end and the tachogenerator 16 of transmission shaft 151 Output shaft be fixedly connected, the outer wall of transmission cylinder 154 is fixedly connected with one end of steel wire rotating cylinder 133, and transmission cylinder 154 is outer One end of wall and discharge casing 8 is rotatablely connected, by the way that transmission mechanism 15 is arranged, it is ensured that and rotor 10 is driven by tachogenerator 16, from Xin Tong mechanisms 13 are driven by centrifuge 17, and the rotation of the two is independent of each other, and the side of transmission mechanism 15 is defeated with centrifuge 17 Shaft is rotatablely connected by transmission belt, and the rotating speed of tachogenerator 16 will be less than the rotating speed of centrifuge 17, due to secondary centrifuging separation The solid substance quantity limitation contained in sewage, is rotated using differential, can coordinate the job schedule of screw propulsion and rotating cylinder centrifugation, row The side of 8 bottom end of water tank offers sewage draining exit 18, and the other side of 8 bottom end of discharge casing offers secondary discharge port 19.
When work, start tachogenerator 16 and centrifuge 17, to drive rotor 10 and steel wire rotating cylinder 133 around the shaft respectively 131 rotations, so that rotor 10 drives helical-blade 11 to rotate, when the liquid after the separation of night soil-treatment owner body 2 is arranged from primary The mouth of a river 3 and secondary drainage mouth 4 enter in threeway saliva pipe 5, then enter in steel wire rotating cylinder 133 through T-type support tube 7, drive leaf Piece 134 drives the sewage high-speed rotation of coming in, and solid, which is trapped on 133 inner wall of steel wire rotating cylinder, to be accumulated, and liquid is dumped into row In water tank 8, the solids of accumulation can be pushed to solid-phase outlet 135 by helical-blade 11, be discharged by secondary discharge port 19.
The electric elements occurred in this article are electrically connected with extraneous main controller and 220V alternating currents, and main controller can be meter Calculation machine etc. plays the conventionally known equipment of control.
In conclusion the livestock and poultry feces dehydration device, by the way that centrifugal barrel mechanism 13 is arranged, to being detached by solid-liquid separating machine Sewage afterwards carries out secondary separation, and remaining solid-state excrement is separated from sewage, further increases solid-liquid separation efficiency, and It offers convenience for subsequent sewage disposal;By the way that helical-blade 11 and steel wire rotating cylinder 133, after sewage is centrifuged, solids is arranged It can be trapped on 133 inner wall of steel wire rotating cylinder and accumulate, then by 11 screw propulsion of helical-blade, thus by solid out of barrel Discharge to be conducive to detach solid-liquid by centrifugal process, and due to being constantly in screw propulsion solid, will not cause solid-state Object blocks steel wire rotating cylinder 133, and can be continued for operating, and improves working efficiency;Solves low separation efficiency, separation is not thorough Cause the problem of the trouble of follow-up sewage disposal.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also include other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims (6)

1. a kind of livestock and poultry feces dehydration device, including holder (1), it is characterised in that:The top of the holder (1) is installed with Night soil-treatment owner body (2), a discharge outlet (3) of the night soil-treatment owner body (2) and secondary drainage mouth (4) are respectively with three The two of which mouth of port water pipe (5) is fixedly connected, another mouth of the threeway saliva pipe (5) passes through flange (6) and T-type branch Longitudinal water inlet of stay tube (7) is fixedly connected, and one end of T-type support tube (7) transverse direction is solid with one end of discharge casing (8) inner cavity Fixed connection, the other end of T-type support tube (7) transverse direction are fixedly connected with the inner wall of bearing I (9), outside the bearing I (9) Wall is fixedly connected with the one end of rotor (10), and the outside of the rotor (10) is equipped with helical-blade (11), the T-type support tube (7) Longitudinal pipe and outlet between be equipped with bearing II (12), and outside the transverse pipe of the inner wall of bearing II (12) and T-type support tube (7) Wall is fixedly connected, and the outer wall of the bearing II (12) is fixedly connected with one end of centrifugal barrel mechanism (13), in the discharge casing (8) Wall is equipped with circular hole water fender (14), and the outer wall movable sleeve of the center hole of circular hole water fender (14) and centrifugal barrel mechanism (13) It connects, the other end of the centrifugal barrel mechanism (13) is rotatablely connected with one end of transmission mechanism (15), the transmission mechanism (15) The output shaft of other end tachogenerator (16) is fixedly connected, and the side of the transmission mechanism (15) is logical with the output shaft of centrifuge (17) Transmission belt rotation connection is crossed, the side of discharge casing (8) bottom end offers sewage draining exit (18), discharge casing (8) bottom end The other side offers secondary discharge port (19).
2. a kind of livestock and poultry feces dehydration device according to claim 1, it is characterised in that:Centrifugal barrel mechanism (13) packet Shaft (131) is included, one end of the shaft (131) is fixedly connected with the inner wall of bearing II (12), and shaft (131) outer wall leans on The paraxial position annular for holding II (12) is arranged with four struts (132), strut (132) other end and steel wire rotating cylinder (133) inner wall is fixedly connected, and the side of the strut (132) is welded with the side of driving blade (134), and driving blade (134) the other side and the inner wall of steel wire rotating cylinder (133) weld, and the skew wall position of the steel wire rotating cylinder (133) offers Solid-phase outlet (135), the skew wall of the steel wire rotating cylinder (133) are rotatablely connected with the interior circular hole of circular hole water fender (14), and even Position is connect to be located between solid-phase outlet (135) and the straight wall of steel wire rotating cylinder (133).
3. a kind of livestock and poultry feces dehydration device according to claim 1, it is characterised in that:The transmission mechanism (15) includes One end of transmission shaft (151), transmission shaft (151) outer wall is fixedly connected with the inner wall for connecting bearing (152), the transmission shaft (151) other end of outer wall is fixedly connected with the inner wall of driving bearing (153), the connection bearing (152) and driving bearing (153) outer wall is fixedly connected with the both ends of transmission cylinder (154) respectively, one end and the rotor (10) of the transmission shaft (151) One end is fixedly connected, and the other end of the transmission shaft (151) is fixedly connected with the output shaft of tachogenerator (16), the transmission cylinder (154) outer wall is fixedly connected with the one end of steel wire rotating cylinder (133), and the outer wall of transmission cylinder (154) and the one of discharge casing (8) End rotation connection.
4. a kind of livestock and poultry feces dehydration device according to claim 1, it is characterised in that:Helical-blade (11) outer profile With at a distance from steel wire rotating cylinder (133) inner wall be no more than ten millimeters.
5. a kind of livestock and poultry feces dehydration device according to claim 1, it is characterised in that:The rotating speed of the tachogenerator (16) To be less than the rotating speed of centrifuge (17).
6. a kind of livestock and poultry feces dehydration device according to claim 2, it is characterised in that:The steel wire rotating cylinder (133) Straight wall section is made of reinforcing bar and steel wire, and steel wire rotating cylinder (133) oblique wall segment is made of steel plate annular.
CN201721818356.1U 2017-12-22 2017-12-22 A kind of livestock and poultry feces dehydration device Expired - Fee Related CN207713623U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721818356.1U CN207713623U (en) 2017-12-22 2017-12-22 A kind of livestock and poultry feces dehydration device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721818356.1U CN207713623U (en) 2017-12-22 2017-12-22 A kind of livestock and poultry feces dehydration device

Publications (1)

Publication Number Publication Date
CN207713623U true CN207713623U (en) 2018-08-10

Family

ID=63057202

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201721818356.1U Expired - Fee Related CN207713623U (en) 2017-12-22 2017-12-22 A kind of livestock and poultry feces dehydration device

Country Status (1)

Country Link
CN (1) CN207713623U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110026007A (en) * 2019-06-14 2019-07-19 杭州君笑文化传播有限公司 A kind of water paddy irrigation pipe flow blocking device
CN114873897A (en) * 2022-05-25 2022-08-09 邓瑞亮 Sewage treatment is with splitter who prevents mud jam

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110026007A (en) * 2019-06-14 2019-07-19 杭州君笑文化传播有限公司 A kind of water paddy irrigation pipe flow blocking device
CN114873897A (en) * 2022-05-25 2022-08-09 邓瑞亮 Sewage treatment is with splitter who prevents mud jam
CN114873897B (en) * 2022-05-25 2024-04-12 邓瑞亮 Separation equipment for preventing sludge blockage for sewage treatment

Similar Documents

Publication Publication Date Title
CN2931611Y (en) Solid liquid separator for urban night-soil treatment
CN105410958B (en) Roller type washing and peeling machine
CN102151427B (en) Electrically-driven or hybrid-driven internal rotation cleaning fixed net type collecting device
CN207713623U (en) A kind of livestock and poultry feces dehydration device
CN209123459U (en) A kind of water process purificating raw water device
CN203683341U (en) Rotary sludge thickening and dehydrating device
CN206902002U (en) A kind of high solid content sludge hair fiber filtering cutter device
CN211435254U (en) Sewage treatment plant convenient to separation debris
CN100418605C (en) Strainer for cleaning fibrous suspensions
CN208604001U (en) A kind of mud and water separating equipment
CN106673397A (en) Oil sludge separating device
CN215275892U (en) Water treatment sedimentation tank
CN105214368A (en) Gimbal axis disk filter
CN213555733U (en) Sewage treatment fiber recovery device
CN209076198U (en) 360 degree of Intelligent visible without dead angle automatic pollution discharge secondary filter structure
CN209699657U (en) A kind of plastic products sand-removal device
CN210620449U (en) Water circulation system for slag treatment
CN208866545U (en) A kind of fast wire winding lathe oil filtrating purification device
CN207713622U (en) A kind of sludge treatment device of hydraulic engineering environmental protection
CN107082471B (en) A kind of sewage ultrafiltration membrane filter device
CN110420498A (en) A kind of Dewaterring rotary drum grid machine
CN111661992A (en) Anti-clogging sludge concentration treatment device and concentration treatment method thereof
CN208883517U (en) A kind of water prevention and cure of pollution centrifugal filter device
CN212740915U (en) Rotary separation type waste liquid processor for biological pharmacy
CN205164296U (en) Milk and residue separating device

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180810

Termination date: 20211222

CF01 Termination of patent right due to non-payment of annual fee