CN105944809B - A kind of impact breaker - Google Patents
A kind of impact breaker Download PDFInfo
- Publication number
- CN105944809B CN105944809B CN201610506933.7A CN201610506933A CN105944809B CN 105944809 B CN105944809 B CN 105944809B CN 201610506933 A CN201610506933 A CN 201610506933A CN 105944809 B CN105944809 B CN 105944809B
- Authority
- CN
- China
- Prior art keywords
- level
- rack
- mounting plate
- counterpunch board
- end cap
- 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
Links
- 239000012530 fluid Substances 0.000 claims description 14
- 238000012423 maintenance Methods 0.000 description 11
- 239000000463 material Substances 0.000 description 8
- 239000000969 carrier Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C19/00—Other disintegrating devices or methods
- B02C19/0012—Devices for disintegrating materials by collision of these materials against a breaking surface or breaking body and/or by friction between the material particles (also for grain)
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C19/00—Other disintegrating devices or methods
- B02C19/0012—Devices for disintegrating materials by collision of these materials against a breaking surface or breaking body and/or by friction between the material particles (also for grain)
- B02C19/005—Devices for disintegrating materials by collision of these materials against a breaking surface or breaking body and/or by friction between the material particles (also for grain) the materials to be pulverised being disintegrated by collision of, or friction between, the material particles
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Working Measures On Existing Buildindgs (AREA)
Abstract
The present invention provides a kind of impact breakers, including rack and the end cap being arranged in the rack, counterpunch board component is provided on the inside of the end cap, the central rack is provided with shaft, it is provided with beater plate in the shaft, the counterpunch board component includes the mounting plate for being detachably connected on the counterattack grillage on the inside of the end cap and being arranged on the counterattack grillage, and counterpunch board is removably connected on the mounting plate.The present invention keeps overall structure more convenient to install and safeguards by using modularized design.
Description
Technical field
The present invention relates to crushing plant fields, in particular to a kind of impact breaker.
Background technology
Impact breaker carries out broken equipment compared to existing fashion of extrusion and compares, and uses physical impact can be to object
Material is crushed, and the material of uniform particle sizes can be produced.Low energy consumption for it, is widely used in the row such as building materials, cement, chemical industry, mine
The broken material production line of industry.Counterpunch board is arranged after machine frame inside existing impact breaker, when being replaced, more
It needs to carry out integral replacing when changing, causes maintenance cost high, and safeguard inconvenience.
Invention content
The purpose of the present invention is to provide a kind of impact breakers, can improve problem of the existing technology, pass through
Using modularized design, keeps overall structure more convenient to install and safeguard.
The invention is realized in this way：
A kind of impact breaker, including rack and the end cap that is arranged in the rack, on the inside of the end cap
It is provided with counterpunch board component, the central rack is provided with shaft, beater plate is provided in the shaft, it is described
Counterpunch board component includes being detachably connected on the counterattack grillage on the inside of the end cap and being arranged on the counterattack grillage
Mounting plate is removably connected with counterpunch board on the mounting plate.
Further, for the present invention, the longitudinal carrier structure that the counterattack grillage is arranged by parallel interval is better achieved
At the longitudinal carrier upper end, which is provided with crossbeam, makes the longitudinal carrier be in series, between the longitudinal carrier
It is provided with horizontal support, the mounting plate lower end is articulated on the horizontal support, and the mounting plate upper end is detachable
It is connected on the crossbeam, multiple hooks is set towards counterattack grillage one end in mounting plate, mounting plate is by being articulated in
On horizontal support, mounting plate upper end is bolted on crossbeam.
Further, for the present invention is better achieved, the crossbeam both ends are plugged on the end cap, described
It is provided with liner plate on the outside of end cap, elastic cylindrical pin is provided on the liner plate, institute is run through in described elastic cylindrical pin one end
The end cap stated simultaneously is connected with the horizontal support far from described crossbeam one end, and the elastic cylindrical pin other end is set with multiple
Position spring, locking nut is set in the resetting spring far from described liner plate one end.
Further, for the present invention is better achieved, the elastic cylindrical pin is 2 groups disposed in parallel, described in 2 groups
Elastic cylindrical pin is connected with each other far from described end cap one end by connecting plate, and the locking nut is located at the connecting plate
Far from the resetting spring side.
Further, for the present invention is better achieved, the counterpunch board is at least 2 groups of parallel arrangement, and described is anti-
Plate is hit to be detachably connected on respectively on the mounting plate.
Further, to be better achieved the present invention, the end cap includes that level-one is renovated and renovated with two level, and described one
Grade is renovated to renovate with the two level and is detachably connected, the level-one renovate with the two level renovate respectively by bolt with
The rack is detachably connected, and counterpunch board component is respectively arranged on the inside of the level-one is renovated, two level is renovated.
Further, for the present invention is better achieved, the two level is renovated renovates one end rotation far from the level-one
It is connected in the rack.
Further, for the present invention is better achieved, the shell outside is provided with fluid pressure drive device, it is described
Fluid pressure drive device one end is hinged in the rack, and the fluid pressure drive device other end is hinged on the two level and turns over
On cover outer wall.
Further, for the present invention is better achieved, it is provided with drive rod on the fluid pressure drive device, described
Drive rod in the middle part of be provided with straight slot, renovated in the two level and be provided with positioning pin, described positioning pin one end is plugged on
On the inside of the straight slot.
Further, for the present invention is better achieved, the shaft both ends extend through the frame side wall, in institute
The rack both sides stated are separately provided for the motor for driving the shaft to rotate.
The beneficial effects of the invention are as follows：
The present invention is detachably connected on by the way that counterpunch board is respectively classified into counterpunch board component on the inside of rack, is being replaced
When, single counterpunch board component can be replaced, rack is made to respectively constitute disparate modules with counterpunch board component, realize modularization
Installation and maintenance improve the efficiency of maintenance so as to maintain easily operation.
Description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is external structure stereogram of the present invention；
Fig. 2 is external structure front view of the present invention；
Fig. 3 is external structure right view of the present invention；
Fig. 4 is present invention counterattack plate component structure exploded view；
Fig. 5 is internal structure schematic diagram of the present invention；
Fig. 6 is level-one flip open state lower structure schematic diagram of the present invention.
Reference numeral summarizes：101. rack, 102. counterpunch board components, 103. shafts, 104. beater plates, 105. counterpunch boards
Frame, 106. mounting plates, 107. counterpunch boards, 108. longitudinal carriers, 109. crossbeams, 110. horizontal supports, 111. liner plates, 112. elasticity
Straight pin, 113. resetting springs, 114. connecting plates, 115. level-ones are renovated, and 116. two levels are renovated, 117. fluid pressure drive devices,
118. locking nut, 119. drive rods, 120. straight slots, 121. positioning pins, 122. motors.
Specific implementation mode
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.The present invention being usually described and illustrated herein in the accompanying drawings is implemented
The component of example can be arranged and be designed with a variety of different configurations.Therefore, below to the reality of the present invention provided in the accompanying drawings
The detailed description for applying example is not intended to limit the range of claimed invention, but is merely representative of the selected implementation of the present invention
Example.Based on the embodiments of the present invention, those of ordinary skill in the art are obtained without creative efforts
Every other embodiment, shall fall within the protection scope of the present invention.
As shown in Figs. 1-5, a kind of impact breaker, including rack 101 and the end that is arranged in the rack 101
Lid, is provided with counterpunch board component 102 on the inside of the end cap, 101 middle part of rack is provided with shaft 103, in institute
Beater plate 104 is provided in the shaft 103 stated, the counterpunch board component 102 includes being detachably connected in the end cap
The counterattack grillage 105 of side and the mounting plate 106 being arranged on the counterattack grillage 105 are removable on the mounting plate 106
It unloads and is connected with counterpunch board 107.
Multigroup counterpunch board component is arranged in the present invention, will wherein two groups be detachably connected on end cap, and be arranged in rack
One group of counterpunch board component makes the counterpunch board component in rack be located at rack far from its input port one end, material is passed through input port
It is input to after machine frame inside, using the beater plate in shaft by material impact to counterpunch board, changes material using counterpunch board
The direction of motion, so that material is rebounded again onto beater plate under the shock of counterpunch board, it is multigroup past using beater plate and counterpunch board
Under multiple impact, keep material pulverized, and output it.In the present invention, the drive for drive shaft can be set outside shaft
Dynamic equipment.
Due to being arranged using by counterpunch board and machine frame inside modularization, when being safeguarded, individually more by counterpunch board component
It changes, can maintain easily.
Embodiment 1：
In the present embodiment, a kind of preferred mounting structure of counterpunch board component is disclosed, it is preferable that the counterattack grillage
105 are made of the longitudinal carriers 108 of parallel interval arrangement, 108 upper end of longitudinal carrier be provided with crossbeam 109 make it is described
Longitudinal carrier 108 be in series, horizontal support 110, the mounting plate 106 are provided between the longitudinal carrier 108
Lower end is articulated on the horizontal support 110, and 106 upper end of mounting plate is detachably connected on the crossbeam 109.
In the present embodiment, after counterpunch board is fixed on a mounting board, it can be set towards counterattack grillage one end in mounting plate
Multiple hooks are set, first mounting plate is articulated on horizontal support, then mounting plate upper end is moved to crossbeam direction, it will using bolt
Mounting plate upper end is fixed on crossbeam.
The angles and positions of counterpunch board are adjusted for convenience, in the present embodiment, it is preferable that the crossbeam 109
Both ends are plugged on the end cap, and liner plate 111 is provided on the outside of the end cap, is provided on the liner plate 111
Elastic cylindrical pin 112, described 112 one end of elastic cylindrical pin through the end cap and with far from described 109 one end of crossbeam
Horizontal support 110 be connected, 112 other end of elastic cylindrical pin is set with resetting spring 113, in the reset bullet
Spring 113 is set with locking nut 118 far from described 111 one end of liner plate.
External screw thread is set on elastic cylindrical pin, and rotation lock nut presses resetting spring, in resetting spring to liner plate direction
Resilient force under, so that horizontal support is moved to end cap direction, inverse operation also can, by the above-mentioned means, can adjust anti-
Hit the angle of plate.
In the present embodiment, it is further preferred that the elastic cylindrical pin 112 is 2 groups disposed in parallel, described in 2 groups
Elastic cylindrical pin 112 is connected with each other far from described end cap one end by connecting plate 114, and the locking nut 118 is located at institute
The connecting plate 114 stated is far from 113 side of resetting spring.2 groups of elastic cylindrical pins are made to be connected to horizontal support both ends,
Using connecting board structure, when adjusting the position of connecting plate, horizontal support both ends that two groups of elastic cylindrical pins can be made to be connected
It synchronizes and is adjusted, the angle kept in horizontal support horizontal direction can be facilitated, overall structure is made to keep balance.
Embodiment 2：
In order to replacing the counterpunch board for generating damage as needed, the maintenance cost of counterpunch board is reduced, in the present embodiment,
Preferably, the counterpunch board 107 is at least 2 groups of parallel arrangement, and the counterpunch board 107 is detachably connected on described respectively
Mounting plate 106 on.
When individual counterpunch boards generate damage, impaired single counterpunch board is changed, can facilitate to its into
Row is safeguarded, is avoided needing integral replacing when counterpunch board local damage, is effectively reduced maintenance cost.
Embodiment 3：
As shown in fig. 6, in the present embodiment, a kind of preferred structure of end cap is disclosed, it is preferable that the end cap includes
Level-one renovate 115 and two level renovate 116, the level-one, which renovates 115 and renovates 116 with the two level, to be detachably connected, described
Level-one renovate 115 and renovate 116 with the two level and connect respectively by the way that bolt and the rack 101 are detachable, in institute
The level-one stated renovate 115, two level renovate 116 inside be respectively arranged with counterpunch board component 102.
Since existing impact breaker uses the structure of whole frame, in Local Damaged, whole carry out more is needed
It changes, maintenance cost is caused to greatly increase, also, monolithic construction causes inner space narrow, it has not been convenient to repair, therefore make
When obtaining internal damage, integral replacing is needed.In the present embodiment, is renovated with two level by that will renovate to be divided into level-one and renovate, make its phase
It is mutually detachably connected, while it being made to be detachably connected with respect to rack, to which when machine frame inside generates damage, dimension can be facilitated
Shield, local level-one is renovated or two level is renovated and disassembled, due to level-one renovate with two level renovate inside be respectively set
Corresponding level-one can be renovated directly when single counterpunch board component generates damage or two level renovates dismounting by counterpunch board component
Get off, you can safeguarded, can effectively reduce the complexity of maintenance, maintenance process will not be by machine frame inside space
The influence of size so that safeguard it is more convenient, the replacement of internal part is also more convenient so that it is integrally-built installation and
Maintenance cost is lower.
Embodiment 4：
The present embodiment is on the basis of embodiment 3, it is further preferred that the two level renovates 116 far from described one
Grade is renovated 115 one end and is rotatably connected in the rack 101.
By using the mode of rotation connection one will be connected after it will connect two level and renovate the disassembling bolts with rack
Grade renovates the disassembling bolts with rack, and opposite gantry rotation two level is renovated, and makes it that level-one be driven to renovate opposite gantry rotation, at this time
The counterpunch board component that inside can be renovated to level-one is maintained or replaced, can also be to the beater plate of machine frame inside or other portions
Part is safeguarded.
Two level is renovated with level-one renovate between disassembling bolts after, opposite gantry rotation two level is renovated, and two level is made
Unlatching is renovated, so as to safeguard or replace the counterpunch board component that two level renovates inside.
Using above structure, it can be renovated not dropping level-one or two level is renovated under the premise of removing, internal part is carried out
It safeguards, keeps its maintenance more convenient, also, maintenance process can not be limited by machine frame inside space, keep its operation more convenient.
Embodiment 5：
The present embodiment discloses a kind of preferred structure for driving two level to renovate rotation, preferably on the basis of embodiment 4
Ground is provided with fluid pressure drive device 117 in 101 outside of rack, and described 117 one end of fluid pressure drive device is hinged on institute
In the rack 101 stated, 117 other end of fluid pressure drive device is hinged on the two level and renovates on 116 outer walls.Utilize liquid
Pressure device realizes the rotation renovated to two level.
In the present embodiment, it is further preferred that drive rod 119 is provided on the fluid pressure drive device 117, in institute
119 middle part of drive rod stated is provided with straight slot 120, is renovated in the two level and is provided with positioning pin 121 on 116, described determines
Position 121 one end of pin is plugged on 120 inside of straight slot.
In the present embodiment, straight slot is bar shaped slot structure, when fluid pressure drive device is run, drive rod is pushed to move synchronously,
The positioning pin being connected in the straight slot in the middle part of drive rod is moved along straight slot length direction, and two level is driven to renovate whole opposite turn
It is dynamic.
Embodiment 6：
In the present embodiment, shaft rotation is driven for convenience, it is preferable that 103 both ends of shaft extend through described
101 side wall of rack, be separately provided for the motor for driving the shaft 103 to rotate in 101 both sides of rack
122。
In the present embodiment, shaft both ends are rotatably connected on by bearing on frame side wall respectively, are distinguished at shaft both ends
Belt pulley is set, pulley rotation is driven using motor, that other actuating units can also be used to drive shaft rotation, it can be convenient
Operation.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, any made by repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (9)
1. a kind of impact breaker, including rack (101) and the end cap that is arranged in the rack (101), described
It is provided with counterpunch board component (102) on the inside of end cap, shaft (103) is provided in the middle part of the rack (101), is turned in described
Beater plate (104) is provided on axis (103), it is characterised in that：The counterpunch board component (102) includes being detachably connected on institute
Counterattack grillage (105) on the inside of the end cap stated and the mounting plate (106) being arranged on the counterattack grillage (105), described
Mounting plate (106) on be removably connected with counterpunch board (107), the counterattack grillage (105) is arranged vertical by parallel interval
It is constituted to holder (108), described longitudinal carrier (108) upper end, which is provided with crossbeam (109), makes the longitudinal carrier (108)
It is in series, horizontal support (110), the mounting of the mounting plate (106) lower end is provided between the longitudinal carrier (108)
On the horizontal support (110), the mounting plate (106) upper end is detachably connected on the crossbeam (109),
Multiple hooks are arranged towards counterattack grillage (105) one end in mounting plate, and mounting plate (106) is by being articulated in horizontal support
(110) on, mounting plate (106) upper end is bolted on crossbeam (109).
2. a kind of impact breaker according to claim 1, it is characterised in that：Described crossbeam (109) the both ends grafting
On the end cap, it is provided with liner plate (111) on the outside of the end cap, is arranged on the liner plate (111) flexible
Straight pin (112), the elastic cylindrical pin (112) one end through the end cap and with far from the crossbeam (109) one
The horizontal support (110) at end is connected, and the elastic cylindrical pin (112) other end is set with resetting spring (113), described
Resetting spring (113) be set with locking nut (118) far from described liner plate (111) one end.
3. a kind of impact breaker according to claim 2, it is characterised in that：The elastic cylindrical pin (112) is
2 groups disposed in parallel, the elastic cylindrical pin (112) described in 2 groups is mutually interconnected far from described end cap one end by connecting plate (114)
It connects, the locking nut (118) is located at the connecting plate (114) far from described resetting spring (113) side.
4. according to a kind of impact breaker of claim 1-3 any one of them, it is characterised in that：The counterpunch board
(107) it is at least 2 groups of parallel arrangement, the counterpunch board (107) is detachably connected on the mounting plate (106) respectively
On.
5. according to a kind of impact breaker of claim 1-3 any one of them, it is characterised in that：The end cap includes one
Grade renovates (115) and two level is renovated (116), and the level-one, which renovates (115) and renovates (116) with the two level, detachably to be connected
It connects, the level-one renovates (115), and with the two level to renovate (116) removable by bolt and the rack (101) respectively
Connection is unloaded, renovates (115) in the level-one, two level renovates and is respectively arranged with counterpunch board component (102) on the inside of (116).
6. a kind of impact breaker according to claim 5, it is characterised in that：It is separate that the two level renovates (116)
The level-one is renovated (115) one end and is rotatably connected in the rack (101).
7. a kind of impact breaker according to claim 6, it is characterised in that：It is set on the outside of the rack (101)
It is equipped with fluid pressure drive device (117), the fluid pressure drive device (117) one end is hinged in the rack (101), described
Fluid pressure drive device (117) other end be hinged on the two level and renovate on (116) outer wall.
8. a kind of impact breaker according to claim 7, it is characterised in that：In the fluid pressure drive device
(117) it is provided with drive rod (119) on, straight slot (120) is provided in the middle part of the drive rod (119), in the two level
It renovates and is provided with positioning pin (121) on (116), the positioning pin (121) one end is plugged on the inside of the straight slot (120).
9. according to a kind of impact breaker of claim 1-3 any one of them, it is characterised in that：The shaft (103)
Both ends extend through described rack (101) side wall, are separately provided for driving in described rack (101) both sides described
The motor (122) of shaft (103) rotation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610506933.7A CN105944809B (en) | 2016-06-30 | 2016-06-30 | A kind of impact breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610506933.7A CN105944809B (en) | 2016-06-30 | 2016-06-30 | A kind of impact breaker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105944809A CN105944809A (en) | 2016-09-21 |
| CN105944809B true CN105944809B (en) | 2018-08-31 |
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ID=56901924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610506933.7A Expired - Fee Related CN105944809B (en) | 2016-06-30 | 2016-06-30 | A kind of impact breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105944809B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108393140A (en) * | 2018-04-28 | 2018-08-14 | 南宁市砂友机械设备有限公司 | A kind of broken sand making machine of impact hammer |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205797342U (en) * | 2016-06-30 | 2016-12-14 | 四川江油铁鹰机械制造有限公司 | A kind of impact breaker |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3283708B2 (en) * | 1994-10-14 | 2002-05-20 | 株式会社神戸製鋼所 | Impact crusher |
| FR2970882B1 (en) * | 2011-01-31 | 2013-01-18 | Metso Minerals France Sa | PERCUSSION MILL WITH ROTOR POSITIONING DEVICE. |
| CN202078925U (en) * | 2011-05-30 | 2011-12-21 | 哈尔滨和泰电力设备有限公司 | Reversible hammer crusher with large reduction ratio |
| CN202823483U (en) * | 2012-10-10 | 2013-03-27 | 四川皇龙智能破碎技术股份有限公司 | Novel structure-reversible impact hammer crusher |
| CN203220957U (en) * | 2013-04-30 | 2013-10-02 | 山东天山丰耘生态肥业有限公司 | Special crusher for raw materials of high-tower nitro-S-based compound fertilizer |
| CN105195261B (en) * | 2015-10-27 | 2018-03-09 | 洛阳坤宇矿业有限公司 | A kind of mine disintegrating machine |
-
2016
- 2016-06-30 CN CN201610506933.7A patent/CN105944809B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205797342U (en) * | 2016-06-30 | 2016-12-14 | 四川江油铁鹰机械制造有限公司 | A kind of impact breaker |
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| Publication number | Publication date |
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| CN105944809A (en) | 2016-09-21 |
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| CB02 | Change of applicant information |
Address after: 621700 81 Long Wang Jing Street, Hou Ba Town, Jiangyou City, Mianyang, Sichuan Applicant after: SICHUAN IRON EAGLE MACHINERY MANUFACTURING Co.,Ltd. Address before: 621700 81 Long Wang Jing Street, Hou Ba Town, Jiangyou City, Chengdu, Sichuan Applicant before: SICHUAN TIEYING MACHINERY MANUFACTURING Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180831 |