CN104549625B - Cone crusher - Google Patents
Cone crusher Download PDFInfo
- Publication number
- CN104549625B CN104549625B CN201510041804.0A CN201510041804A CN104549625B CN 104549625 B CN104549625 B CN 104549625B CN 201510041804 A CN201510041804 A CN 201510041804A CN 104549625 B CN104549625 B CN 104549625B
- Authority
- CN
- China
- Prior art keywords
- cone
- surely
- fixed
- ring
- frame
- 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.)
- Active
Links
Abstract
The invention relates to the field of mining equipment and particularly relates to a cone crusher. The cone crusher comprises a frame, a transmission mechanism, an eccentric mechanism, a moving cone group and a moving cone anti-reverse rotation mechanism, wherein the frame comprises a bottom frame and a top frame, the transmission mechanism, the eccentric mechanism, the moving cone group and the moving cone anti-reverse rotation mechanism are mounted on the bottom frame, the transmission mechanism is in transmission and connection with the eccentric mechanism, the lower end of the moving cone group is positioned and arranged in the eccentric mechanism, and the upper end of the moving cone anti-reverse rotation mechanism is connected with the lower end of the moving cone group. The top frame in the cone crusher can adjust the axial height of a fixed cone so as to change the size of a crushing cavity; and a fixed cone body in the top frame has high strength and is less liable to damages.
Description
Technical field
The present invention relates to field of mining equipment, more particularly, to a kind of cone crusher.
Background technology
Cone crusher is a kind of mining machinery for crushing building stones, its principle be the mantle that rotated by swing with
Cooperate for crushing building stones between fixed cone；It is the crusher chamber of gyratory crusher between mantle and fixed cone.But, existing circle
There are following 2 points of weak points in conic crusher：1, the upper frame of existing cone crusher is only used for charging it is impossible to determining cone
Axial height be adjusted；Therefore, in order to adjust crusher chamber size, in order to break off different size of building stones, existing circular cone
Hydraulicefficiency elevation structure for changing mantle group axial height is additionally provided with formula disintegrating machine；But under hydraulicefficiency elevation structure, circle
The crusher chamber size Control degree of accuracy of cone crusher is not high, and the maintenance cost of large hydraulic elevating mechanism is too high；2, existing
Cone structure is single determining in cone crusher upper frame, and intensity is not enough, is easy to appearance during cone crushing
, there is potential safety hazard in crackle.
Content of the invention
In order to solve the above problems, it is an object of the invention to provide a kind of cone crusher, this cone crusher
In the adjustable cone of adjusting of upper frame axial height, thus changing crusher chamber size；High, not rapid wear of determining cone intensity in upper frame
Bad.
In order to realize above-mentioned purpose, present invention employs following technical scheme：
A kind of cone crusher, including frame, drive mechanism, eccentric stiffener, mantle group and mantle anti-reverse rotation mechanism；Institute
State frame and include underframe and upper frame, drive mechanism, eccentric stiffener, mantle group and mantle anti-reverse rotation mechanism are installed on underframe,
Drive mechanism is connected with eccentric stiffener transmission, and mantle group lower end positioning is arranged in eccentric stiffener, mantle anti-reverse rotation mechanism upper end
Accept with mantle group lower end phase；
Described upper frame includes link and surely bores frame, and cone frame includes determining cone surely, cone liner plate, fixed cone drive top board and fixed surely
Cone drives side plate；Described determine that cone includes being in outside determine cone regulation ring, and be in the internal cone of determining of fixed cone regulation ring and consolidate
Fixed cover, and multigroup surely bore connecting seat and Duo Gen determines cone reinforcement for connect fixed cone fixed cover and cone regulation ring surely；Fixed
The bottom of cone fixed cover and the bottom integrally connected surely boring regulation ring, multigroup cone connecting seat and Duo Gen surely determine cone reinforcement
Annular setting, surely bores connecting seat and determines the spaced setting of cone reinforcement, surely cone connecting seat and the outer end determining cone reinforcement
Portion all with surely bore regulation ring integrally connected, surely cone connecting seat and determine the inner end of cone reinforcement all with surely bore fixed cover and integrally connect
Connect；The described liner plate location and installation of cone surely, in fixed cone fixed cover, bores the outer side surface of regulation ring and the interior sidewall surface of link surely
Threaded, fixed cone drives side plate to be in the outside of fixed cone regulation ring, and fixed cone drives inner end and the cone regulation ring surely of top board
Upper end is fixedly connected, and fixed cone drives the outer end of top board to drive the upper end of side plate to be fixedly connected with fixed cone；
Described fixed cone drives the lateral surface of side plate to be provided with driving ring bull gear, and driving ring bull gear drives side plate with fixed cone
Between circumferentially positioned, axial delocalization；Described link is provided with regulation motor, bull gear support base and multiple hold-down cylinder；Adjust
Section motor is connected with the transmission of driving ring bull gear, bull gear support base axially position driving ring bull gear；Multiple hold-down cylinder seat edges
Surely the outer side surface circumference regular distribution of cone frame, upward, the output shaft of hold-down cylinder is through after link for the outbound course of hold-down cylinder
It is fixedly connected with hold-down ring, the interior sidewall surface of hold-down ring is engaged with the lateral surface screw thread of cone regulation ring surely.
Preferably, the inside of the described connecting seat of cone surely is communicated with the inside of cone fixed cover surely, surely bore the lateral wall of liner plate
It is additionally provided with face and determines taper pin seat with it is connected as a single entity, determine taper pin seat and pass through cone attachment structure surely and be connected with cone connecting seat surely to consolidate
Fixed；The described attachment structure of cone surely includes lining-plate bolt, liner plate nut, disk spring, spring fairlead and packing ring, lining-plate bolt
Upper end is male threaded joint, and the lower end of lining-plate bolt is articulated section；The bottom of described lining-plate bolt is passed through bearing pin and is determined cone
Key seat is hinged, and the upper end of lining-plate bolt passes through to be fixed by liner plate nut after cone connecting seat surely, spring fairlead and packing ring from
Outer it is sequentially sleeved at liner plate nut and surely on the lining-plate bolt between cone connecting seat upper surface, disk spring is set in spring to interior
On fairlead, the bottom of disk spring and packing ring offset.Liner plate flexible connection will surely be bored by fixed cone attachment structure and determining cone
On body；Surely in cone attachment structure, disk spring cooperation spring fairlead, packing ring play damping effect；Surely liner plate in cone attachment structure
The bottom of bolt passes through bearing pin and to determine taper pin seat hinged, such that it is able to make fixed to bore during liner plate in broken building stones with bearing pin can be
The swing buffering of the heart.When cone crusher works, mutually extrude between mantle and fixed cone, on the one hand fixed cone is cut with scissors by bearing pin
Connect place's buffering, on the other hand pass through disk spring damping, eventually reduce the vibrations of cone crusher frame, extend its use
Life-span.
Preferably, it is charging aperture that described fixed cone drives the interior bone of top board, in charging aperture, it is provided with receiving hopper；Receiving hopper
Be stepped, the interior bone coupling that the upper end open of receiving hopper drives top board with fixed cone is correspondings, the lower ending opening of receiving hopper and
Surely the upper end open coupling of cone liner plate corresponds to；During cone crusher work, a large amount of building stones enter machine frame inside by charging aperture, connect
Hopper is used for carrying out water conservancy diversion, buffering to building stones, falls such that it is able to specification building stones and protects frame.
Preferably, the upper end of bull gear support base is provided with a pair longitudinally-aligned roller, driving ring bull gear sandwiched
Between the rollers 27 and 28；Pass through two roller Locating driver ring bull gears, make driving ring bull gear with respect to link axially
Fixing.
The present invention adopts technique scheme, and this cone crusher has following both sides advantage：1, upper frame includes
Link and surely cone frame, the cone of determining surely bored in frame is threadeded with link, and fixed cone drives the outside of side plate to be provided with driving ring
Bull gear, link is provided with regulation motor and bull gear support base；Wherein driving ring bull gear is fixed with respect to fixed cone frame circumference
Position, with respect to link axially position.During work, adjust Motor drive driving ring bull gear, driving ring bull gear drives simultaneously
Surely cone frame rotation, so that cone frame is back-outed with respect to link or is screwed into surely, changes the axial height of fixed cone frame, is finally reached
Accurately adjust the purpose of crusher chamber size.2, in upper frame determine cone by surely bore regulation ring, surely cone fixed cover, surely cone connecting seat and
Determine cone reinforcement integrally connected to constitute, i.e. integrally casting shaping；Strengthen the bonding strength determining cone on the whole.
Brief description
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the structural representation of upper frame.
Fig. 3 is the structure sectional view of upper frame.
Fig. 4 is the A portion enlarged drawing of Fig. 3.
Fig. 5 is the structural representation determining cone.
Specific embodiment
Below in conjunction with the accompanying drawings, the preferred embodiments of the invention are described in further detail.
A kind of cone crusher as shown in Fig. 1 ~ Fig. 5, including frame, drive mechanism 3, eccentric stiffener 4, mantle group 5
Rotation mechanism 6 anti-reverse with mantle；Described frame includes underframe 1 and upper frame 2, drive mechanism 3, eccentric stiffener 4, mantle group 5 and mantle
Anti-reverse rotation mechanism 6 is installed on underframe 1, and drive mechanism 3 is connected with eccentric stiffener 4 transmission, and mantle group 5 lower end positioning is arranged on
In eccentric stiffener 4, mantle anti-reverse rotation mechanism 6 upper end is accepted with mantle group 5 lower end phase.
Described upper frame 2 includes link 28 and surely bores frame；Surely cone frame includes determining cone 21, surely cone liner plate 22, fixed cone driving
Top board 23 and fixed cone drive side plate 24.That determines that cone 21 includes being in outside determines cone regulation ring 211, and is in and determines cone regulation ring
Cone fixed cover 212 is determined within 211, and for connecting the multigroup fixed cone connection of fixed cone fixed cover 212 and cone regulation ring 211 surely
Seat 213 and Duo Gen determines cone reinforcement 214.Surely the bottom of cone fixed cover 212 and the bottom of cone regulation ring 211 surely integrally connect
Connect, multigroup cone connecting seat surely and Duo Gen determine the annular setting of cone reinforcement, and cone connecting seat is with to determine cone reinforcement spaced surely
Setting, surely cone connecting seat 213 and determine the outer end of cone reinforcement 214 all with surely bore regulation ring 211 integrally connected, determine to bore connection
Seat 213 and determine the inner end of cone reinforcement 214 all with cone fixed cover 212 integrally connected surely；Determine cone 21 and be integrated casting
Molding, thus strengthen its bonding strength.
Surely the inside of cone connecting seat 213 is communicated with cone fixed cover 212 surely, and cone liner plate 22 is arranged on fixed cone fixed cover 212 surely
Interior, surely it is additionally provided with the outer side surface of cone liner plate 22 and determines taper pin seat 221 with it is connected as a single entity, determine taper pin seat 221 and pass through fixed cone
Attachment structure is connected with the cone connecting seat 213 of determining determined in cone 21.Described surely cone attachment structure include lining-plate bolt 251,
Liner plate nut 252, disk spring 253, spring fairlead 254 and packing ring 255, the bottom of lining-plate bolt 251 pass through bearing pin with
Determine that taper pin seat 221 is hinged, the upper end of lining-plate bolt 251 passes through determine, spring guiding fixing by liner plate nut 252 after cone 21
Set 254 and packing ring 255 are sequentially sleeved at liner plate nut 252 from outside to inside and determine the lining-plate bolt 251 between cone 21 upper surface
On, disk spring 253 is set in spring fairlead 254, and the bottom of disk spring 253 is offseted with packing ring 255.This fixed cone is even
Access node structure will surely be bored liner plate 22 and will be flexibly connected on determining cone 21；Surely disk spring 253 cooperation spring guiding in cone attachment structure
Set 254, packing ring 255 play damping effect；Surely in cone attachment structure, the bottom of lining-plate bolt 251 is passed through bearing pin and is determined taper pin seat
221 is hinged, such that it is able to make fixed cone liner plate 22 can the swing centered on bearing pin buffer in broken building stones.Work as gyratory crusher
During work, mutually extrude between mantle and fixed cone, on the one hand fixed cone buffering by hinge, on the other hand pass through dish bullet
Spring 253 damping, eventually reduces the vibrations of gyratory crusher frame, extends its service life.
The outer side surface determining cone 21 is threadeded with the interior sidewall surface of link 28, and fixed cone driving side plate 24 is in determines cone
The outside of body 21, fixed cone drives the inner end of top board 23 to be fixedly connected with the upper end determining cone 21, and fixed cone drives top board 23
Outer end drives the upper end of side plate 24 to be fixedly connected with fixed cone.It is charging aperture that described fixed cone drives the interior bone of top board 23
92, it is provided with receiving hopper 26 in charging aperture 92, receiving hopper 26 is stepped, the upper end open of receiving hopper 26 drives top board 23 with fixed cone
Interior bone coupling correspond to, the lower ending opening of receiving hopper 26 with surely cone liner plate 22 upper end open mate corresponding.Cone crusher
During machine work, a large amount of building stones enter machine frame inside by charging aperture 92, and receiving hopper 26 is used for carrying out water conservancy diversion, buffering to building stones, thus
Can be fallen with specification building stones and protect frame.
Fixed cone drives the lateral surface of side plate 24 to be provided with driving ring bull gear 27, driving ring bull gear 27 and cone driving side surely
Circumferentially positioned between plate 24, axial delocalization.Link 28 is provided with regulation motor 281, bull gear support base 282 and multiple pressure
Tight cylinder 283；Adjust motor 281 to be connected with driving ring bull gear 27 transmission, bull gear support base 282 axially position driving ring canine tooth
Circle 27, the upper end of specifically bull gear support base 282 is provided with a pair longitudinally-aligned roller, and driving ring bull gear 27 is folded in
Between two rollers.Multiple hold-down cylinders 283 are along the outer side surface circumference regular distribution determining cone 21, the output side of hold-down cylinder 283
To upward, the output shaft of hold-down cylinder 283 is fixedly connected with hold-down ring 284, the interior sidewall surface of hold-down ring 284 after passing through link 28
Engage with the lateral surface screw thread determining cone 21.During work, adjust motor 281 and drive driving ring bull gear 27, driving ring bull gear
27 drive cone frame rotation surely simultaneously, so that cone frame is back-outed with respect to link 28 or is screwed into surely, change the axial direction of fixed cone frame
Highly, it is finally reached the accurate purpose adjusting crusher chamber size；Hold-down cylinder 283 is used for adjusting hold-down ring 284 and surely bores between frame
Axial elasticity, when the compacted cylinder 283 of hold-down ring 284 up pushes up, hold-down ring 284 with surely bore frame screw-threaded coupling, surely bore frame
Axial height cannot adjust；When the compacted cylinder 283 of hold-down ring 284 toward drop-down when, hold-down ring 284 and surely cone frame between screw thread join
Close, the axial height of cone frame can be adjusted by adjusting motor 281 surely.
Claims (4)
1. a kind of cone crusher, including frame, drive mechanism, eccentric stiffener, mantle group and mantle anti-reverse rotation mechanism；Described
Frame includes underframe and upper frame, and drive mechanism, eccentric stiffener, mantle group and mantle anti-reverse rotation mechanism are installed on underframe, pass
The transmission of motivation structure and eccentric stiffener is connected, and mantle group lower end positioning is arranged in eccentric stiffener, mantle anti-reverse rotation mechanism upper end and
Mantle group lower end phase is accepted；It is characterized in that：
Described upper frame includes link and surely bores frame, and cone frame includes determining cone surely, cone liner plate, fixed cone drive top board and fixed cone to drive surely
Dynamic side plate；Described determine that cone includes being in outside determine cone regulation ring, and be in and determine cone fixed cover within fixed cone regulation ring,
And determine cone reinforcement for connecting multigroup connecting seat and Duo Gen of surely boring of fixed cone fixed cover and cone regulation ring surely；Fixed cone is fixed
The bottom of set and the bottom integrally connected surely boring regulation ring, multigroup cone connecting seat and Duo Gen surely determine cone reinforcement annular and set
Put, surely bore connecting seat and determine the spaced setting of cone reinforcement；Surely cone connecting seat and determine the outer end of cone reinforcement all with
Surely bore regulation ring integrally connected, surely cone connecting seat and determine the inner end of cone reinforcement all with cone fixed cover integrally connected surely；Institute
State fixed cone liner plate location and installation in fixed cone fixed cover, the outer side surface of cone regulation ring and the interior sidewall surface screw thread of link connect surely
Connect, fixed cone drives side plate to be in the outside of fixed cone regulation ring, fixed cone drives the inner end of top board and the upper end surely boring regulation ring
It is fixedly connected, fixed cone drives the outer end of top board to drive the upper end of side plate to be fixedly connected with fixed cone；
Described fixed cone drives the lateral surface of side plate to be provided with driving ring bull gear, and driving ring bull gear and fixed cone drive between side plate
Circumferentially positioned, axial delocalization；Described link is provided with regulation motor, bull gear support base and multiple hold-down cylinder；Adjust electricity
Machine is connected with the transmission of driving ring bull gear, bull gear support base axially position driving ring bull gear；Multiple hold-down cylinder seats are bored along fixed
The outer side surface circumference regular distribution of frame, upward, the output shaft of hold-down cylinder connects after passing through link the outbound course of hold-down cylinder
It is fixed with hold-down ring, the interior sidewall surface of hold-down ring is engaged with the lateral surface screw thread of cone regulation ring surely.
2. a kind of cone crusher according to claim 1 it is characterised in that：The inside of the described connecting seat of cone surely with fixed
The inside of cone fixed cover communicates, and is surely additionally provided with the outer side surface of cone liner plate and determines taper pin seat with it is connected as a single entity, determines taper pin seat
It is connected with cone connecting seat surely by fixed cone attachment structure；The described attachment structure of cone surely includes lining-plate bolt, liner plate nut, dish
Shape spring, spring fairlead and packing ring, the upper end of lining-plate bolt is male threaded joint, and the lower end of lining-plate bolt is articulated section；
The bottom of described lining-plate bolt is passed through bearing pin and determine that taper pin seat is hinged, and the upper end of lining-plate bolt passes through after surely boring connecting seat and leads to
Cross liner plate nut to fix, spring fairlead and packing ring be sequentially sleeved at from outside to inside liner plate nut and cone connecting seat upper surface surely it
Between lining-plate bolt on, disk spring is set in spring fairlead, and the bottom of disk spring and packing ring offset.
3. a kind of cone crusher according to claim 1 it is characterised in that：Described fixed cone drives the inside of top board to lead to
Hole is charging aperture, is provided with receiving hopper in charging aperture；Receiving hopper is stepped, and the upper end open of receiving hopper drives top board with fixed cone
Interior bone coupling corresponds to, and the lower ending opening of receiving hopper is corresponding with the upper end open coupling of cone liner plate surely.
4. a kind of cone crusher according to claim 1 it is characterised in that：The upper end of bull gear support base sets
There is a pair longitudinally-aligned roller, driving ring bull gear sandwiched is between the rollers 27 and 28.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510041804.0A CN104549625B (en) | 2015-01-28 | 2015-01-28 | Cone crusher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510041804.0A CN104549625B (en) | 2015-01-28 | 2015-01-28 | Cone crusher |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104549625A CN104549625A (en) | 2015-04-29 |
| CN104549625B true CN104549625B (en) | 2017-02-22 |
Family
ID=53067323
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510041804.0A Active CN104549625B (en) | 2015-01-28 | 2015-01-28 | Cone crusher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104549625B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2588423B (en) * | 2019-10-23 | 2022-03-02 | Terex Gb Ltd | Cone crusher |
| CN111514964B (en) * | 2020-07-06 | 2021-02-02 | 南昌矿山机械有限公司 | Double-cavity hydraulic cone crusher and adjusting method |
| CN112264127B (en) * | 2020-12-03 | 2023-10-20 | 吉林天池钼业有限公司 | Cone crusher with good crushing effect and application method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101947475A (en) * | 2010-09-16 | 2011-01-19 | 陈利华 | Cone crusher |
| CN202290145U (en) * | 2011-10-25 | 2012-07-04 | 杭州海兴机械有限公司 | Spring type conical crusher |
| CN203778121U (en) * | 2014-03-10 | 2014-08-20 | 浙江双金机械集团股份有限公司 | Dual-lock type cone crusher for multi-cylinder hydraulic lock |
| CN204448110U (en) * | 2015-01-28 | 2015-07-08 | 浙江浙矿重工股份有限公司 | A kind of cone crusher |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4967967A (en) * | 1989-11-17 | 1990-11-06 | Nordberg Inc. | Method of high crushing force conical crushing |
| US20050269436A1 (en) * | 2004-06-04 | 2005-12-08 | Innotech Solutions, Llc | Cone rock crusher |
-
2015
- 2015-01-28 CN CN201510041804.0A patent/CN104549625B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101947475A (en) * | 2010-09-16 | 2011-01-19 | 陈利华 | Cone crusher |
| CN202290145U (en) * | 2011-10-25 | 2012-07-04 | 杭州海兴机械有限公司 | Spring type conical crusher |
| CN203778121U (en) * | 2014-03-10 | 2014-08-20 | 浙江双金机械集团股份有限公司 | Dual-lock type cone crusher for multi-cylinder hydraulic lock |
| CN204448110U (en) * | 2015-01-28 | 2015-07-08 | 浙江浙矿重工股份有限公司 | A kind of cone crusher |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104549625A (en) | 2015-04-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204448110U (en) | A kind of cone crusher | |
| CN206008809U (en) | A kind of multicylinder hydraulic spindle breaker | |
| CN104549625B (en) | Cone crusher | |
| CN203916737U (en) | The Single-Cylinder Hydraulic Cone Crusher with inverted "eight" shape crusher chamber | |
| CN104588161A (en) | Multiple-cylinder rolling bearing hydraulic cone crusher | |
| CN203916738U (en) | Single-cylinder hydraulic cone crusher | |
| CN204448118U (en) | Multi-cylinder rolling bearing hydro cone-crusher | |
| CN204194004U (en) | Hydraulic rotary crusher | |
| CN204448121U (en) | A kind of multi-cylinder rolling bearing hydro cone-crusher | |
| CN104549630B (en) | Multi-cylinder rolling bearing hydraulic cone crusher | |
| CN209576814U (en) | It is a kind of for producing the multicylinder hydraulic spindle breaker of sandstone aggregate | |
| CN104549635B (en) | Cone crusher | |
| CN204448124U (en) | Cone crusher | |
| CN204448115U (en) | A kind of multi-cylinder cone crusher upper frame | |
| US4895311A (en) | Supporting structure for the crushing head of a cone crusher | |
| CN104588154B (en) | Multi-cylinder cone crusher rack | |
| CN204448113U (en) | A kind of multi-cylinder cone crusher frame | |
| CN104588155B (en) | Upper frame of multi-cylinder cone crusher | |
| CN209530977U (en) | A kind of novel conical crushing machine | |
| CN104588158B (en) | Cone crusher | |
| CN108405049A (en) | A kind of gyratory crusher and crushing system | |
| CN204448106U (en) | A kind of gyratory crusher upper frame | |
| CN204448123U (en) | Gyratory crusher | |
| CN208320899U (en) | A kind of unilateral charging top hydraulic pressure support gyratory crusher | |
| CN104437726B (en) | Gyratory crusher |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 313100 Industrial Park, Heping Town, Changxing County, Huzhou, Zhejiang Patentee after: Zhejiang mining heavy industry Co.,Ltd. Address before: 313103 huicheling Industrial Park, Heping Town, Changxing County, Huzhou City, Zhejiang Province Patentee before: ZHEJIANG ZHE KUANG HEAVY INDUSTRIES Co.,Ltd. |