CN106455172A - Automatic heating device of generator thrust block - Google Patents
Automatic heating device of generator thrust block Download PDFInfo
- Publication number
- CN106455172A CN106455172A CN201610816691.1A CN201610816691A CN106455172A CN 106455172 A CN106455172 A CN 106455172A CN 201610816691 A CN201610816691 A CN 201610816691A CN 106455172 A CN106455172 A CN 106455172A
- Authority
- CN
- China
- Prior art keywords
- epoxy material
- temperature
- material sleeve
- heating
- heating apparatus
- 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.)
- Pending
Links
- 238000010438 heat treatment Methods 0.000 title claims abstract description 63
- 239000000463 material Substances 0.000 claims abstract description 25
- 239000004593 Epoxy Substances 0.000 claims abstract description 23
- 239000002184 metal Substances 0.000 claims abstract description 15
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 13
- 239000010935 stainless steel Substances 0.000 claims abstract description 13
- 239000000523 sample Substances 0.000 claims abstract description 7
- 230000010354 integration Effects 0.000 claims abstract description 5
- 230000002787 reinforcement Effects 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 7
- 239000000284 extract Substances 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 230000001174 ascending effect Effects 0.000 abstract 1
- 238000009529 body temperature measurement Methods 0.000 abstract 1
- 230000006698 induction Effects 0.000 abstract 1
- 230000001939 inductive effect Effects 0.000 abstract 1
- 230000003014 reinforcing effect Effects 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000010723 turbine oil Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/02—Induction heating
- H05B6/06—Control, e.g. of temperature, of power
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/02—Induction heating
- H05B6/10—Induction heating apparatus, other than furnaces, for specific applications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/02—Induction heating
- H05B6/36—Coil arrangements
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Induction Heating (AREA)
Abstract
The invention provides an automatic heating device of a generator thrust block. The automatic heating device comprises an epoxy material sleeve which can be conveniently sleeved with the generator thrust block, wherein a heating coil is internally arranged in the epoxy material sleeve; an outer layer of the epoxy material sleeve is subjected to anti-deformation fixation by using a non-magnetic conductive metal outer frame and cylindrical heating device integration is formed; two horizontal support plates are symmetrically arranged on the upper end part of the epoxy material sleeve; one temperature controller which is matched with a temperature control probe slot arranged in the upper end surface of the thrust block and is provided with a temperature control probe is arranged on each horizontal support plate; the temperature controllers are connected to a power control box; the power control box is connected to the heating coil and achieves temperature-control heating; the non-magnetic conductive metal outer frame on the outer layer of the epoxy material sleeve comprises stainless steel ring support frames at the upper part and the lower part and a stainless steel reinforcing rib in the middle; the heating coil is an induction coil and an inductive heating mode thereof is a two-point temperature measurement and two-point temperature control mode; and the power control box is arranged on the horizontal support plates at two sides through a detachable ascending base at the lower part.
Description
Technical field
The present invention relates to a kind of generator thrust head self-heating apparatus, belong to generator thrust head mounting technique neck
Domain.
Background technology
In prior art, generator thrust head when mounted, need suitably heated, then again adopt hot jacket mode with
Rotor connects, and does not have a kind of good mode to the heating of thrust collar at present, because the volume of generator thrust head is big, using routine
Mode of heating be difficult to, such as Electric heating, steam-coil-heater mode etc., or structure is too complicated, heating cost
High；Heating uneven, installation accuracy not high it is difficult to good connection is realized by hot jacket.
Content of the invention
It is an object of the invention to overcoming the shortcomings of that prior art exists, and provide a kind of structure simple, using operation side
Just, real time measure, on-site supervision, automatic heating, homogeneous heating can be carried out, improve installation accuracy, improve operating efficiency, realize good
The generator thrust head self-heating apparatus that good hot jacket connects.
The purpose of the present invention to complete by following technical solution, a kind of generator thrust head self-heating apparatus,
It include one can conveniently be inserted in generator thrust head, the epoxy material sleeve that is built-in with heating coil, described epoxy material
The non-magnetic metal outer frame of sleeve outer layer carries out anti-deformation to be fixed and forms the integration of tubular heating apparatus, described epoxy material
The upper end of sleeve is symmetrically arranged with two pieces of horizontal supporting plates, and is provided with horizontal supporting plate and sets with thrust collar upper surface
The cooperation of the temperature probe slotted eye, temperature controller with temperature probe put, and described temperature controller is connected to power controling box；Described
Power controling box is connected to heating coil and realizes Temperature Control Type heating.
As preferred：The non-magnetic metal outer frame of described epoxy material sleeve outer layer includes the stainless steel annular of top and the bottom
The stainless steel reinforcement of support and centre, described heating coil is inductance coil, and its inductance is warmed as 2 points of thermometrics and two
Point temperature control method, power controling box is arranged on the horizontal supporting plate of both sides by the detachable raising base of bottom, described
Ammeter and voltmeter, two thermometers of corresponding two temperature controllers and start button and stopping are provided with power controling box
Button.
As preferred：The inwall of described epoxy material sleeve is pressed thrust collar peripheral outer wall shape and is amplified 1～5mm size system
Make, the endless metal support of bottom is designed so as to, by thrust collar outer wall side, the bell mouth shape that heating apparatus is inserted in and extracts；Institute
Two secondary horizontal adjustment handles, the stainless steel annular support of bottom are equipped with the reinforcement stating epoxy material sleeve outer wall two offside
Bottom is smooth.
The present invention preferably solves the works such as the heavy installing of interim heating apparatus when generator thrust head is heated, dismounting
Make hence it is evident that improve operating efficiency；
Coil windings are fixed in the good epoxy-like materials of heat dispersion the present invention, and plastotype becomes tub, and with not magnetic conduction
Metal frame make anti-deformation reinforce and antisitic defect protection；Realize generator thrust head automatic heating function, temperature primary outer
Coil produces to thrust collar hardware body excitation, and temperature rise is steadily reliable by process, has prevented thrust collar hardware completely
The possibility that internal stress generated by defferent temp damages.
The present invention has structure simply, using easy to operate, can carry out real time measure, on-site supervision, automatic heating, heating
Uniformly, improve installation accuracy, improve operating efficiency, the features such as realizing good hot jacket and connect.
Brief description
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the electrical schematic diagram of the present invention.
Fig. 3 is that the present invention uses work structuring schematic diagram.
Specific embodiment
Below in conjunction with accompanying drawing, the present invention will be described in detail：Shown in Fig. 1-3, a kind of generator of the present invention pushes away
Power head self-heating apparatus, it includes one and can conveniently be inserted in generator thrust head 1, epoxy material that is being built-in with heating coil 2
Sleeve 3, described epoxy material sleeve 3 outer layer carries out anti-deformation with non-magnetic metal outer frame 4 to be fixed and forms tubular and heat
Apparatus integration, the upper end of described epoxy material sleeve 3 is symmetrically arranged with two pieces of horizontal supporting plates 5, and in horizontal supporting plate 5
It is provided with the temperature probe slotted eye 6 cooperation, temperature controller 8 with temperature probe 7 with the setting of thrust collar 1 upper surface above, and institute
State temperature controller 8 and be connected to power controling box 9；Described power controling box 9 is connected to heating coil 2 and realizes Temperature Control Type heating.
Shown in figure, the non-magnetic metal outer frame 4 of described epoxy material sleeve 3 outer layer includes the stainless steel ring of top and the bottom
The stainless steel reinforcement 11 of shape support 10 and centre, described heating coil 2 is inductance coil, and its inductance is warmed as 2 points of surveys
Gentle 2 points of temperature control methods, power controling box 9 is arranged on the horizontal supporting plate 5 of both sides by the detachable raising base 12 of bottom
On, described power controling box 9 is provided with ammeter 13 and two thermometers 15 of voltmeter 14, corresponding two temperature controllers 8
And start button 16 and stop button 17.
The inwall of epoxy material sleeve 3 of the present invention is pressed thrust collar 1 peripheral outer wall shape and is amplified the making of 1～5mm size,
The endless metal support 10 of bottom is designed so as to, by thrust collar 1 outer wall side, the bell mouth shape that heating apparatus is inserted in and extracts；Institute
Two secondary horizontal adjustment handles 18, the stainless steel ring of bottom are equipped with the reinforcement 11 stating epoxy material sleeve 3 outer wall two offside
Shape support 10 bottom is smooth, facilitates staff to carry out low-angle horizontal position adjustment before thrust collar 1 is heated.
Embodiment：Heating coil 2 is fixed in the good epoxy-like materials of heat dispersion, by thrust collar 1 outer wall shape
Plastotype is solidified into tubular, and with non-magnetic metal outer frame 4（As top and the bottom stainless steel ring shape support, stainless steel reinforcement etc.）Enter
Row anti-deformation is fixed, and realizes heating apparatus integration.
Sensitiveer with reaction effect, the temperature sensor with automatically controlled contact substitutes thermometer；Thrust collar is heated by one
Point thermometric is changed to 2 points of thermometrics, 2 points of temperature controls, and lifting thrust collar is heated the accuracy of situation and strengthen thrust collar and heat process
Security monitoring.
Power controling box 9 is placed in the top center position of heating apparatus, and its base is a base self-mountable ＆ dismountuble.Heat
Before, control cabinet can be unloaded together with base and place the ground that thrust collar closes on.So both can avoid electromagnetic interference it is ensured that meter
Reading accurate, and do not affect mechanical personnel and measure thrust collar thermal expansion change in size situation in real time.When dress hangs or stands, will
Control cabinet is reinstalled together with base, and when so dress hangs, center of gravity will not substantially offset, and minimizing is collided with, and also reduces the face of putting simultaneously
Long-pending, it is easy to FIXED MANAGEMENT.
Heating apparatus inwall is pressed thrust collar peripheral outer wall shape and is amplified the making of 1～5mm size, the endless metal support of bottom
It is designed to bell mouth shape by thrust collar outer wall side, be easy to heating apparatus and be inserted in and extract.
The secondary handle of assembling two on the reinforcement of heating apparatus outer wall two offside, the endless metal support bottom of bottom is smooth,
Staff is facilitated to carry out low-angle horizontal position adjustment before thrust collar is heated.
Shown in Fig. 2, electric loop of the present invention is made up of with control loop two parts major loop, wherein major loop
It is：It is mainly made up of an air switch ZKK, a contactor KM and thrust collar heating coil, each electrical equipment and wiring
All it must is fulfilled for the current capacity demand of 80A, and air switch ZKK must carry creepage protection function.In addition it further comprises back
The measuring voltmeter in road and ammeter.
Described control loop is made up of main control loop and thermal module, and wherein main control loop is：When pressing startup
During button SB1, major loop contactor KM adhesive, main control loop forms self-holding circuit, now heating coil electrified regulation.When
When pressing stop button SB2, loop power-off, contactor separating brake.
Described thermal module is capable of the sensing data of two measurement thrust collar temperature of Real-time Collection and respectively by data
It is shown on corresponding two digital display temperature meters.When the temperature value of wherein any one temperature sensor reaches 75 DEG C, temperature
Module should make major loop contactor separating brake to relay KA output action signal immediately, and thermal module can arrive instantaneous acquiring simultaneously
Temperature rise data, when any sensor data temperature rise speed exceedes 12 DEG C per hour, thermal module will cut off heating circuit and makes
The buzzer carrying sends alarm.
In actual applications, the main technical performance index taken has the present invention：
（1）Heat environment：Normal temperature laboratory；
（2）Working power：Alternating current 220V power supply；
（3）Device external form：Become tub, tub inwall and thrust collar outer wall by tight station generator thrust head outer wall shape plastotype
Between have the gap of 1～5mm to be inserted in and to take out；
（4）Temperature rise speed：8～12 DEG C/h, if temperature rise speed automatically cuts off, more than 12 DEG C/h, power supply of heating, and send
Alarm；
（5）Limit temperature：Thrust collar temperature automatically cuts off power supply when rising to 75 DEG C, stops heating.On the too high protection act of temperature
It is limited to 80 DEG C；
（6）Monitor mode：Installing ammeter, voltmeter and temperature meter on power supply casing, using real time measure, scene
Monitoring.
Thrust collar self-heating apparatus method of operating of the present invention and operation order are as follows：
One is, with bridge machine electric block, heating apparatus is hung to directly over thrust collar, is steadily inserted in after aligning；By detachable power supply
Control cabinet unloads and is positioned over the ground that thrust collar closes on；
Two are, the loop-style handle grasping device both sides carries out left and right fine setting, so that the circular hole of device temperature controller and thrust collar is appointed
The 8-M42 sized bolt hole of two offsides of meaning is corresponding；
Three are, turbine oil is injected the both sides bolt hole corresponding with heating apparatus temperature controller circular hole, is inserted into plug-in temperature control
Device；
Four are, check each associated components of heating apparatus, and confirmation is all electrically, mechanical part is all intact normal；
Five are, power turn-on, start to heat；
Six are, during thrust collar energising is heated, if special messenger's monitoring, regular check operating mode simultaneously carries out temperature rise record；
Seven are, after the completion of work of heating（Confirm through mechanical personnel）, cut off the electricity supply, thrust collar enters holding stage；
Eight are, during thrust collar lifting, first unplug the power connection of detachable power controling box and heating apparatus（Heating apparatus
Side）, then two pulling and inserting type temperature controllers are transferred to and put into fixation draw-in groove；
Nine are, after the completion of thrust collar installment work, heating apparatus is still retained on thrust collar, treats that temperature is slowly drop down to normal temperature
Afterwards（Or by mechanical personnel requirement）, heating apparatus hangs thrust collar；
Ten are, carry out the fixation work of thrust collar self-heating apparatus.
Claims (3)
1. a kind of generator thrust head self-heating apparatus, it include one can conveniently be inserted in generator thrust head, be built-in with plus
The epoxy material sleeve of heat coil is it is characterised in that described epoxy material sleeve outer layer is prevented with non-magnetic metal outer frame
Deformation is fixing and forms the integration of tubular heating apparatus, and the upper end of described epoxy material sleeve is symmetrically arranged with two pieces of levels and props up
Fagging, and it is provided with the cooperation of temperature probe slotted eye, the band temperature control spy with the setting of thrust collar upper surface on horizontal supporting plate
The temperature controller of head, and described temperature controller is connected to power controling box；Described power controling box is connected to heating coil and realizes
Temperature Control Type heats.
2. generator thrust head self-heating apparatus according to claim 1 are it is characterised in that described epoxy material sleeve
The non-magnetic metal outer frame of outer layer includes the stainless steel annular support of top and the bottom and the stainless steel reinforcement of centre, described
Heating coil is inductance coil, and its inductance is warmed as 2 points of thermometrics and 2 points of temperature control methods, and power controling box can by bottom
The formula raising base of unloading is arranged on the horizontal supporting plate of both sides, described power controling box is provided with ammeter and voltmeter,
Two thermometers of corresponding two temperature controllers and start button and stop button.
3. generator thrust head self-heating apparatus according to claim 1 and 2 are it is characterised in that described epoxy material set
The inwall of cylinder is pressed thrust collar peripheral outer wall shape and is amplified the making of 1～5mm size, and the endless metal support of bottom leans on thrust collar outer wall
Side is designed so as to the bell mouth shape that heating apparatus is inserted in and extracts；On the reinforcement of described epoxy material sleeve outer wall two offside
It is equipped with two secondary horizontal adjustment handles, the stainless steel annular support bottom of bottom is smooth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610816691.1A CN106455172A (en) | 2016-09-12 | 2016-09-12 | Automatic heating device of generator thrust block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610816691.1A CN106455172A (en) | 2016-09-12 | 2016-09-12 | Automatic heating device of generator thrust block |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106455172A true CN106455172A (en) | 2017-02-22 |
Family
ID=58167553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610816691.1A Pending CN106455172A (en) | 2016-09-12 | 2016-09-12 | Automatic heating device of generator thrust block |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106455172A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110191520A (en) * | 2019-05-15 | 2019-08-30 | 中国长江电力股份有限公司 | Power station thermal sleeve thrust collar heating device and installation method |
| CN112839400A (en) * | 2020-12-31 | 2021-05-25 | 四川瀚舟新能源科技有限公司 | Battery heating assembly and manufacturing process thereof |
| CN113194560A (en) * | 2021-03-22 | 2021-07-30 | 国网浙江省电力有限公司紧水滩水力发电厂 | Automatic thrust collar heating device with hot disassembly function and use method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201639446U (en) * | 2010-04-21 | 2010-11-17 | 云峰发电厂 | Generator thrust collar heating detaching device |
| CN102080931A (en) * | 2010-12-21 | 2011-06-01 | 黄喜锤 | High frequency induction aluminum melting furnace for die casting of aluminum |
| CN104405995A (en) * | 2014-11-25 | 2015-03-11 | 沈阳艾斯德电气系统有限公司 | Medium- and high-frequency electromagnetic heating clasping device for heating and unfreezing pipeline |
| CN206024143U (en) * | 2016-09-12 | 2017-03-15 | 国网浙江省电力公司紧水滩水力发电厂 | Generator thrust head self-heating apparatus |
-
2016
- 2016-09-12 CN CN201610816691.1A patent/CN106455172A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201639446U (en) * | 2010-04-21 | 2010-11-17 | 云峰发电厂 | Generator thrust collar heating detaching device |
| CN102080931A (en) * | 2010-12-21 | 2011-06-01 | 黄喜锤 | High frequency induction aluminum melting furnace for die casting of aluminum |
| CN104405995A (en) * | 2014-11-25 | 2015-03-11 | 沈阳艾斯德电气系统有限公司 | Medium- and high-frequency electromagnetic heating clasping device for heating and unfreezing pipeline |
| CN206024143U (en) * | 2016-09-12 | 2017-03-15 | 国网浙江省电力公司紧水滩水力发电厂 | Generator thrust head self-heating apparatus |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110191520A (en) * | 2019-05-15 | 2019-08-30 | 中国长江电力股份有限公司 | Power station thermal sleeve thrust collar heating device and installation method |
| CN112839400A (en) * | 2020-12-31 | 2021-05-25 | 四川瀚舟新能源科技有限公司 | Battery heating assembly and manufacturing process thereof |
| CN112839400B (en) * | 2020-12-31 | 2023-02-03 | 四川瀚舟新能源科技有限公司 | Battery heating assembly and manufacturing process thereof |
| CN113194560A (en) * | 2021-03-22 | 2021-07-30 | 国网浙江省电力有限公司紧水滩水力发电厂 | Automatic thrust collar heating device with hot disassembly function and use method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106455172A (en) | Automatic heating device of generator thrust block | |
| CN102967792B (en) | System and method for monitoring open-circuit faults of secondary circuit of current transformer in traction substation | |
| CN103454107B (en) | A kind of packing element heat resisting and pressure resisting performance simulation test system | |
| CN206024143U (en) | Generator thrust head self-heating apparatus | |
| CN105547508A (en) | Switch cabinet temperature detection device and method based on cabinet door external measurement | |
| CN203062933U (en) | Concrete experiment maintenance equipment | |
| CN207263431U (en) | Blade of aviation engine high-temperature high-frequency fatigue life test device | |
| CN207215891U (en) | Alternator frame bar strand current detecting system | |
| CN101071080B (en) | Driving coil contactless temperature-measuring method and device | |
| Yang et al. | Design and experimental results of a DC induction heater prototype for aluminum billets | |
| CN205992172U (en) | A kind of temperature controller performance detection apparatus | |
| CN103101109B (en) | Concrete experiment maintenance equipment and control system thereof | |
| CN108508381A (en) | It is a kind of to consider that the magnetic characteristic of temperature load measures sensing box | |
| CN107727688A (en) | A kind of performance test apparatus of massive transformation regenerative apparatus | |
| CN207744180U (en) | A kind of novel induction heating apparatus to long axis heat treatment | |
| CN203929273U (en) | Reactor optical fiber grating temperature-measuring device | |
| CN108375602B (en) | A kind of steel coagulating property high throughput test device and method | |
| CN103428929A (en) | Induction heater for unwinding motor stators | |
| CN206369591U (en) | The temperature measuring equipment of strong magnetic-type revolving part | |
| CN109951990A (en) | A kind of radiator for core switch | |
| CN205263209U (en) | Temperature rise of household electrical appliances motor winding is at quick -witted testing arrangement | |
| CN201725014U (en) | Quick detection device for cutoff of temperature fuse | |
| CN208907835U (en) | Elevator control cabinet frequency converter monitoring device based on infrared thermal imaging | |
| CN206411042U (en) | A kind of antivacuum superconducting transition temperature measurement apparatus | |
| CN108680271B (en) | Based on platinum resistance thermometer sensor, precise measurement generator-temperature detection device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170222 |
|
| RJ01 | Rejection of invention patent application after publication |