CN208866953U - A kind of highway communication road pipe fitting derusting device - Google Patents

A kind of highway communication road pipe fitting derusting device Download PDF

Info

Publication number
CN208866953U
CN208866953U CN201821315246.8U CN201821315246U CN208866953U CN 208866953 U CN208866953 U CN 208866953U CN 201821315246 U CN201821315246 U CN 201821315246U CN 208866953 U CN208866953 U CN 208866953U
Authority
CN
China
Prior art keywords
derusting
driving motor
side plate
plate
pipe fitting
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
CN201821315246.8U
Other languages
Chinese (zh)
Inventor
姜国庆
姜印东
刘桂花
魏剑
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 CN201821315246.8U priority Critical patent/CN208866953U/en
Application granted granted Critical
Publication of CN208866953U publication Critical patent/CN208866953U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Brushes (AREA)

Abstract

The utility model relates to highway communication processing technique fields, more particularly to a kind of highway communication road pipe fitting derusting device, including bottom plate, side plate and top plate, side plate is symmetrically arranged at left and right sides of the top of bottom plate, the upper end of side plate is equipped with top plate, the top of left side side plate is equipped with the first driving motor, the output end of first driving motor is equipped with lead screw, the right end of lead screw is rotatedly connected through left side side plate with right side side plate, nut is combined at the screw thread of lead screw, nut is plugged on the upper end of movable plate, the utility model provides a kind of highway communication road pipe fitting derusting device, pass through the design and use of above structure, and then improve the opposing force between pipe fitting inner wall and steel wire bristle, and then improve the effect of derusting, achieve the purpose that in time to clear up rust bits simultaneously;And the utility model structure novel, design is reasonable, easy to use, promotional value with higher.

Description

A kind of highway communication road pipe fitting derusting device
Technical field
The utility model relates to highway communication processing technique fields, and in particular to a kind of highway communication road pipe fitting derusting dress It sets.
Background technique
Traffic refers to the industry for being engaged in passenger and cargo transport and language and picture and text transmitting, including transport and two sides of post and telecommunications Face belongs to the tertiary industry in national economy.Transport has five kinds of railway, highway, water route, aviation, pipeline modes, and post and telecommunications includes postal Two aspect content of telecommunications of having stable political situation.
Highway refer to connection city between, between urban and rural areas, rural area and rural area between industrial and mineral base according to national skill Art standard is built, and authorities check and accept the road approved, including highway, Class I highway, Class II highway, three-level by road Highway, Class IV highway, but do not include the trail in field or rural area self-assembling formation.Mainly for running car and has certain technical bid Quasi- and facility.Road is the job facilities for various vehicles (trackless) and walk.By its handling characteristics be divided into urban road, Highway, factories and mines road, forest road and backroad etc..Wherein urban road refers to the public way in urban planning area, one As delineate pavement, driveway and traffic isolating facilities etc..Including city expressway, major urban arterial highway, city subsidiary road, city Branch, lane lanes and alleys etc..
However existing highway communication is being carried out with road pipe fitting derusting device in use, that there are derusting effects is poor, derusting is imitated Rate cannot derust lowly and in time the shortcomings that considering to be worth doing, therefore need to research and develop a kind of highway communication and solved with road pipe fitting derusting device State problem.
Utility model content
In view of the deficiencies of the prior art, the utility model provides a kind of highway communication road pipe fitting derusting device, passes through The design and use of above structure, and then the opposing force between pipe fitting inner wall and steel wire bristle is improved, and then improve The effect of derusting, while having achieved the purpose that in time to clear up rust bits;And the utility model structure novel, design are closed Reason, easy to use, promotional value with higher.
The utility model is achieved by the following technical programs:
A kind of highway communication road pipe fitting derusting device, including bottom plate, side plate and top plate, top of the bottom plate or so two Side is symmetrically arranged with the side plate, and the upper end of the side plate is equipped with the top plate, and the top of the left side side plate is equipped with the first drive Dynamic motor, the output end of first driving motor are equipped with lead screw, and the right end of the lead screw runs through the left side side plate and right side The side plate is rotatedly connected, and nut is combined at the screw thread of the lead screw, and the nut is plugged on the upper end of movable plate, the shifting The lower end of movable plate is plugged with guide sleeve, slidably connects guide rod in the guide sleeve, and the left and right ends of the guide rod with The side plate is connected, and the movable plate is equipped with fixed mechanism, and the right side side plate is equipped with derusting dust collection mechanism.
Preferably, the material of the bottom plate is Q235 steel, and the bottom of the bottom plate is coated with zinc coat.
Preferably, the fixed mechanism includes the second driving motor, the first driving gear, the first driven gear, the first chain Item, first bearing seat, fixes sleeve and rubber pad, the left upper portion of the movable plate are equipped with second driving motor, institute The output shaft left end for stating the second driving motor is equipped with first driving gear, and the lower part of the movable plate is plugged with described first Bearing block is equipped with the fixes sleeve in the first bearing seat, and the left side outer wall of the fixes sleeve is arranged with described One driven gear is connected between the driving gear and the driven gear by first chain drive, the fixing sleeve The inner wall of cylinder is equipped with the rubber pad.
Preferably, the derusting dust collection mechanism includes third driving motor, the second driving gear, the second driven gear, Two chains, second bearing seat, steel wire bristle, through-hole, cavity, siphunculus, are in charge of, suction ventilator and disposal box derusting bar, described in right side The right upper portion of side plate is equipped with the third driving motor, and the output shaft right end of the third driving motor is equipped with described second Driving gear, the lower part of the right side side plate are plugged with the second bearing seat, and described remove is equipped in the second bearing seat Become rusty bar, and the outer right wall of the derusting bar is arranged with second driven gear, second driving gear with described second from It is connected between movable tooth by second chain drive, the inside of the derusting bar offers the cavity, the derusting bar Left side outer wall surrounding offers the through-hole, and the left side outer wall of the derusting bar is symmetrically arranged with the steel wire bristle in two sides up and down, The right end of the cavity with it is described be in charge of be rotatedly connected, it is described be in charge of be connected with the siphunculus, the lower end of the siphunculus and institute The input terminal for stating suction ventilator is connected, and the output of the suction ventilator is connected with the disposal box, and the disposal box is arranged on the right side The lower right side of side plate described in side.
Preferably, the first bearing seat and the quantity of second bearing seat setting are at least three groups.
Preferably, the lower part of the left side side plate offers through slot, and the through slot is located at same with the first bearing seat It horizontal position and is arranged in a one-to-one correspondence.
Preferably, first driving motor, second driving motor and the third driving motor are servo electricity Machine.
The utility model has the following beneficial effects:
1, by the first driving motor, lead screw, nut, movable plate, guide sleeve, guide rod, fixed mechanism, derusting dust suction Under being used in conjunction with each other of mechanism, and then achieve the purpose that the rotation to pipe fitting is opposite with the rotation direction of steel wire bristle, into And the opposing force between pipe fitting inner wall and steel wire bristle is improved, and then improve the effect of derusting.
2, by under being used in conjunction with each other of above-mentioned derusting dust collection mechanism, and then reached and rust bits have been cleared up in time Purpose.
3 and by the design and use of above structure, and then reached the mesh that derusting simultaneously is carried out to multiple groups pipe fitting , and then improve the efficiency of derusting.
4, the utility model structure novel, design is reasonable, easy to use, promotional value with higher.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the utility model;
Fig. 2 is the structural schematic diagram of fixed mechanism in the utility model;
Fig. 3 is the structural schematic diagram of derusting dust collection mechanism in the utility model.
In figure: 1- bottom plate, 2- side plate, 3- top plate, the first driving motor of 4-, 5- lead screw, 6- nut, 7- movable plate, 8- are led To set, 9- guide rod, 10- fixed mechanism, the second driving motor of 101-, the first driving gear of 102-, the first driven gear of 103-, The first chain of 104-, 105- first bearing seat, 106- fixes sleeve, 107- rubber pad, 11- derusting dust collection mechanism, 111- third Driving motor, the second driving gear of 112-, the second driven gear of 113-, the second chain of 114-, 115- derusting bar, the second axis of 116- Hold seat, 117- steel wire bristle, 118- through-hole, 119- cavity, 120- siphunculus, 121- be in charge of, 122- suction ventilator, 123- disposal box, 12- through slot.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to The range of the utility model protection.
A kind of highway communication road pipe fitting derusting device, including bottom plate 1, side plate 2 and top plate 3, top of bottom plate 1 or so two Side is symmetrically arranged with side plate 2, and the upper end of side plate 2 is equipped with top plate 3, and the top of left side side plate 2 is equipped with the first driving motor 4, and first The output end of driving motor 4 is equipped with lead screw 5, and the right end of lead screw 5 is rotatedly connected through left side side plate 2 with right side side plate 2, lead screw 5 Screw thread at be combined with nut 6, nut 6 is plugged on the upper end of movable plate 7, and the lower end of movable plate 7 is plugged with guide sleeve 8, guiding Guide rod 9 is slidably connected in set 8, and the left and right ends of guide rod 9 are connected with side plate 2, movable plate 7 is equipped with fixed mechanism 10, right side side plate 2 is equipped with derusting dust collection mechanism 11.
Specifically, the material of bottom plate 1 is Q235 steel, and the bottom of bottom plate 1 is coated with zinc coat.
Specifically, fixed mechanism 10 include the second driving motor 101, the first driving gear 102, the first driven gear 103, First chain 104, first bearing seat 105, fixes sleeve 106 and rubber pad 107, the left upper portion of movable plate 7 are equipped with second The output shaft left end of driving motor 101, the second driving motor 101 is equipped with the first driving gear 102, the lower part grafting of movable plate 7 There is first bearing seat 105, fixes sleeve 106 is installed in first bearing seat 105, the left side outer wall of fixes sleeve 106 is arranged with First driven gear 103, between driving gear and driven gear by the first chain 104 transmission be connected, fixes sleeve 106 it is interior Wall is equipped with rubber pad 107.
Specifically, derusting dust collection mechanism 11 includes third driving motor 111, the second driving gear 112, the second driven gear 113, the second chain 114, derusting bar 115, second bearing seat 116, steel wire bristle 117, through-hole 118, cavity 119, siphunculus 120, It is in charge of 121, suction ventilator 122 and disposal box 123, the right upper portion of right side side plate 2 is equipped with third driving motor 111, and third is driven The output shaft right end of dynamic motor 111 is equipped with the second driving gear 112, and the lower part of right side side plate 2 is plugged with second bearing seat 116, Derusting bar 115 is installed in second bearing seat 116, the outer right wall of derusting bar 115 is arranged with the second driven gear 113, and second It is connected between driving gear 112 and the second driven tooth by the transmission of the second chain 114, the inside of derusting bar 115 offers cavity 119, the left side outer wall surrounding of derusting bar 115 offers through-hole 118, and the left side outer wall for the bar 115 that derusts is symmetrically arranged with two sides up and down Steel wire bristle 117, the right end of cavity 119 are rotatedly connected with being in charge of 121, are in charge of 121 and are connected with siphunculus 120, under siphunculus 120 End is connected with the input terminal of suction ventilator 122, and the output of suction ventilator 122 is connected with disposal box 123, and the setting of disposal box 123 exists The lower right side of right side side plate 2.
Specifically, the quantity that first bearing seat 105 and second bearing seat 116 are arranged is at least three groups.
Specifically, the lower part of left side side plate 2 offers through slot 12, through slot 12 and first bearing seat 105 are located at same level It position and is arranged in a one-to-one correspondence.
Specifically, the first driving motor 4, the second driving motor 101 and third driving motor 111 are servo motor.
The utility model be first inserted into pipe fitting solid in use, when needing to carry out pipe fitting inner wall derusting processing Determine in sleeve 106, under the elastic reaction of rubber pad 107, and then has achieved the purpose that the fixation to pipe fitting, then controlled first Driving motor 4 works, and the first driving motor 4 drives lead screw 5 to rotate, and lead screw 5 drives movable plate by the transmission of screw thread and nut 6 7 are moved right under the guiding cooperation of guide sleeve 8 and guide rod 9, when move to pipe fitting completely by steel wire bristle 117 from When being inserted into pipe fitting inner wall, the first driving motor 4 of control stops working, and then controls the second driving motor 101 simultaneously, third is driven Dynamic motor 111 and suction ventilator 122 work, and the second driving motor 101 drives the rotation of the first driving gear 102, the first driving gear 102 drive the rotation of the first driven gear 103 by the transmission of the first chain 104, and then fixes sleeve 106 is driven to be rotated, And then achieve the purpose that rotate the pipe fitting in fixes sleeve 106, while the second driving motor 101 drives the second active Gear 112 rotates, and the transmission that the second driving gear 112 leads to the second chain 114 drives the rotation of the second driven gear 113, and then band Dynamic derusting bar 115 is rotated, and derusting bar 115 drives the steel wire bristle 117 of upper and lower two sides to carry out polishing derusting to pipe fitting inner wall.
And above-mentioned apparatus is when in use, by the rotation side for controlling the first driving gear 102 and the second driving gear 112 To on the contrary, achieved the purpose that the rotation to pipe fitting is opposite with the rotation direction of steel wire bristle 117 in turn, and then improve pipe fitting Opposing force between inner wall and steel wire bristle 117, and then improve the effect of derusting.
And above-mentioned apparatus derusting bar 115 (is in charge of 121 due to the sky with derusting bar 115 while carrying out rotation derusting Chamber 119 is rotatedly connected, so being in charge of 121 will not rotate), the through-hole that suction ventilator 122 passes through derusting 115 surrounding of bar setting The rust bits that the polishing of 118 pairs of inside pipe fittings generates adsorb, in cavity 119, be in charge of the connection of 121, siphunculus 120 under, suction ventilator 122 are in turn transported to rust bits in disposal box 123, and then have achieved the purpose that in time to clear up rust bits.
And by the design and use of above structure, and then achieve the purpose that carry out multiple groups pipe fitting while derusting, And then improve the efficiency of derusting.
When derusting finishes, controls the second driving motor 101 and third driving motor 111 stops working, then pass through control The work of the first driving motor 4 is made, is stopped working after driving movable plate 7 to return to initial position, pipe fitting is then taken out.
It is Q235 steel by the material of bottom plate 1, and the bottom of bottom plate 1 is coated with zinc coat, present apparatus knot can be being improved While structure stability, its service life is extended, bottom plate 1 is avoided to get rusty or corrosion phenomenon;By under left side side plate 2 Portion offers through slot 12, and through slot 12 is located at the same horizontal position with first bearing seat 105 and is arranged in a one-to-one correspondence, and then facilitates Pipe fitting carries out interspersed purpose from left side side plate 2, and then improves using effect;Electricity is driven by the first driving motor 4, second Machine 101 and third driving motor 111 are servo motor, can accurately control its revolving speed, the steady safety for running it.
The control mode of above-mentioned first driving motor 4, the second driving motor 101 and third driving motor 111 be by with What its matched peripheral control unit was controlled, the model MAM-300 of controller, and the technology that control circuit passes through this field Personnel's simple programming can be realized, and belong to the common knowledge of this field, only it is carried out using, do not make improvements, and The utility model is mainly used to protect mechanical device, so the utility model is not explained control mode and circuit connection.
Above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations;Although referring to aforementioned reality Example is applied the utility model is described in detail, those skilled in the art should understand that: it still can be to preceding Technical solution documented by each embodiment is stated to modify or equivalent replacement of some of the technical features;And these It modifies or replaces, the spirit and model of various embodiments of the utility model technical solution that it does not separate the essence of the corresponding technical solution It encloses.

Claims (7)

1. a kind of highway communication road pipe fitting derusting device, including bottom plate, side plate and top plate, it is characterised in that: the bottom plate The side plate is symmetrically arranged at left and right sides of top, the upper end of the side plate is equipped with the top plate, and the top of the left side side plate is pacified Equipped with the first driving motor, the output end of first driving motor is equipped with lead screw, and the right end of the lead screw is through described in left side Side plate is rotatedly connected with the right side side plate, and nut is combined at the screw thread of the lead screw, and the nut is plugged on movable plate Upper end, the lower end of the movable plate are plugged with guide sleeve, slidably connect guide rod in the guide sleeve, and the guide rod Left and right ends are connected with the side plate, and the movable plate is equipped with fixed mechanism, and the right side side plate is equipped with derusting vacuum cleaner Structure.
2. a kind of highway communication according to claim 1 road pipe fitting derusting device, it is characterised in that: the material of the bottom plate Matter is Q235 steel, and the bottom of the bottom plate is coated with zinc coat.
3. a kind of highway communication according to claim 1 road pipe fitting derusting device, it is characterised in that: the fixed mechanism Including the second driving motor, the first driving gear, the first driven gear, the first chain, first bearing seat, fixes sleeve and rubber Pad, the left upper portion of the movable plate are equipped with second driving motor, and the output shaft left end of second driving motor is set There is first driving gear, the lower part of the movable plate is plugged with the first bearing seat, installation in the first bearing seat There is the fixes sleeve, the left side outer wall of the fixes sleeve is arranged with first driven gear, the driving gear and institute It states and is connected between driven gear by first chain drive, the inner wall of the fixes sleeve is equipped with the rubber pad.
4. a kind of highway communication according to claim 3 road pipe fitting derusting device, it is characterised in that: the derusting dust suction Mechanism includes third driving motor, the second driving gear, the second driven gear, the second chain, derusting bar, second bearing seat, steel Wire brush hair, through-hole, cavity, siphunculus, be in charge of, suction ventilator and disposal box, the right upper portion of the right side side plate are equipped with described Three driving motors, the output shaft right end of the third driving motor are equipped with second driving gear, under the side plate of right side Portion is plugged with the second bearing seat, and the derusting bar, the outer right wall of the derusting bar are equipped in the second bearing seat It is arranged with second driven gear, is passed between second driving gear and second driven tooth by second chain Dynamic to be connected, the inside of the derusting bar offers the cavity, and the left side outer wall surrounding of the derusting bar offers the through-hole, Two sides are symmetrically arranged with the steel wire bristle to the left side outer wall of the derusting bar up and down, and the right end of the cavity is in charge of rotation with described Be connected, it is described be in charge of be connected with the siphunculus, the lower end of the siphunculus is connected with the input terminal of the suction ventilator, the suction The output of blower is connected with the disposal box, and the lower right side of the right side side plate is arranged in the disposal box.
5. a kind of highway communication according to claim 4 road pipe fitting derusting device, it is characterised in that: the first bearing Seat and the quantity of second bearing seat setting are at least three groups.
6. a kind of highway communication according to claim 5 road pipe fitting derusting device, it is characterised in that: the left side side plate Lower part offer through slot, the through slot is located at the same horizontal position with the first bearing seat and is arranged in a one-to-one correspondence.
7. a kind of highway communication according to claim 6 road pipe fitting derusting device, it is characterised in that: first driving Motor, second driving motor and the third driving motor are servo motor.
CN201821315246.8U 2018-08-15 2018-08-15 A kind of highway communication road pipe fitting derusting device Expired - Fee Related CN208866953U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821315246.8U CN208866953U (en) 2018-08-15 2018-08-15 A kind of highway communication road pipe fitting derusting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821315246.8U CN208866953U (en) 2018-08-15 2018-08-15 A kind of highway communication road pipe fitting derusting device

Publications (1)

Publication Number Publication Date
CN208866953U true CN208866953U (en) 2019-05-17

Family

ID=66464672

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821315246.8U Expired - Fee Related CN208866953U (en) 2018-08-15 2018-08-15 A kind of highway communication road pipe fitting derusting device

Country Status (1)

Country Link
CN (1) CN208866953U (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110883664A (en) * 2019-12-03 2020-03-17 江苏师范大学 Pipeline inner wall rust cleaning device capable of collecting scrap iron
CN111037382A (en) * 2019-12-20 2020-04-21 安徽银力铸造有限公司 Pipeline grinding device capable of sufficiently grinding
CN111496588A (en) * 2020-05-27 2020-08-07 曹玉正 Internal and external synchronous grinding device for nodular cast iron pipe and using method
CN111958000A (en) * 2020-06-29 2020-11-20 重庆永达精密机械有限公司 Hollow shaft twisting deep hole device
CN115319573A (en) * 2022-08-16 2022-11-11 福建恒杰塑业新材料有限公司 Device for removing burrs on inner wall of pipe welding point

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110883664A (en) * 2019-12-03 2020-03-17 江苏师范大学 Pipeline inner wall rust cleaning device capable of collecting scrap iron
CN111037382A (en) * 2019-12-20 2020-04-21 安徽银力铸造有限公司 Pipeline grinding device capable of sufficiently grinding
CN111496588A (en) * 2020-05-27 2020-08-07 曹玉正 Internal and external synchronous grinding device for nodular cast iron pipe and using method
CN111496588B (en) * 2020-05-27 2021-06-01 南通昆锻机械科技有限公司 Internal and external synchronous grinding device for nodular cast iron pipe and using method
CN111958000A (en) * 2020-06-29 2020-11-20 重庆永达精密机械有限公司 Hollow shaft twisting deep hole device
CN115319573A (en) * 2022-08-16 2022-11-11 福建恒杰塑业新材料有限公司 Device for removing burrs on inner wall of pipe welding point

Similar Documents

Publication Publication Date Title
CN208866953U (en) A kind of highway communication road pipe fitting derusting device
CN102961080A (en) Multifunctional glass cleaning robot and control method
CN102730006B (en) Steel wire rope bilateral-pull type hillside orchard freight transport system
CN106812092A (en) A kind of road and bridge guardrail cleans curing means
CN205365599U (en) Overhead bus of contactless power supply
CN104369741A (en) Aerial chain rail type rail locomotive
CN208001255U (en) The anhydrous sweeping robot of solar panel
CN103863333A (en) Miniature overhead track motor car transport system
CN206668067U (en) A kind of advertisement translation door
CN109653046A (en) A kind of urban road public transport three-dimensional operating system
CN209223734U (en) Burr remover is used in a kind of processing of cone
CN103352405B (en) Automatic road
CN109532883B (en) Highway void rail tire train
CN102211586A (en) Cable-stayed bridge type overhead electrified railway ring-road bus
CN109024117B (en) Traffic transportation network system
CN203601230U (en) Five-brush gantry reciprocating type bus washing machine
CN213948443U (en) Power-concentrated motor train unit integrated sand feeding system
CN205875055U (en) Electric drive power nebulizer tool formula scavenging machine
CN107032070A (en) A kind of concrete rapid transit equipment
CN208701569U (en) A kind of traffic roadblock cleaning device
CN208411711U (en) A kind of high capacity sky iron series system
CN103410690A (en) Roadbed hydraulic power generation device
CN203129061U (en) Hydraulic control device of pavement sweeping machine
CN109572765A (en) A kind of full-automatic City Rail Transit System
CN207360317U (en) Electricity business portable railway test carriage

Legal Events

Date Code Title Description
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: 20190517

Termination date: 20210815