CN106013303B - A kind of quartering hammer of the changeable drill steel of swing type - Google Patents
A kind of quartering hammer of the changeable drill steel of swing type Download PDFInfo
- Publication number
- CN106013303B CN106013303B CN201610469275.9A CN201610469275A CN106013303B CN 106013303 B CN106013303 B CN 106013303B CN 201610469275 A CN201610469275 A CN 201610469275A CN 106013303 B CN106013303 B CN 106013303B
- Authority
- CN
- China
- Prior art keywords
- drill steel
- circular rails
- executing agency
- mounting hole
- spring
- 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
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 102
- 239000010959 steel Substances 0.000 title claims abstract description 102
- 238000009434 installation Methods 0.000 claims description 4
- CBVWMGCJNPPAAR-HJWRWDBZSA-N (nz)-n-(5-methylheptan-3-ylidene)hydroxylamine Chemical compound CCC(C)C\C(CC)=N/O CBVWMGCJNPPAAR-HJWRWDBZSA-N 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 2
- 230000008093 supporting effect Effects 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000007796 conventional method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/96—Dredgers; Soil-shifting machines mechanically-driven with arrangements for alternate or simultaneous use of different digging elements
- E02F3/966—Dredgers; Soil-shifting machines mechanically-driven with arrangements for alternate or simultaneous use of different digging elements of hammer-type tools
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Percussive Tools And Related Accessories (AREA)
Abstract
The invention belongs to quartering hammer technical field, a kind of more particularly to quartering hammer of the changeable drill steel of swing type, it includes impact cavity, hydraulic motor, gear, ring gear, circular rails, the first executing agency, the second executing agency, executing agency's mounting hole etc., wherein circular rails side is connected with impact cavity, opposite side is connected to drill steel and put, circular rails Shang Youliangge executing agencies mounting hole, corresponds to Liang Ge executing agencies respectively；The position that can make impact cavity by pinion rotation corresponds to another executing agency's mounting hole from executing agency's mounting hole, so as to realize the switching of drill steel；The present invention is simple in construction, can easily switch to different drill steels using circular rails and gear, have preferable practical function.
Description
Technical field
The invention belongs to quartering hammer technical field, more particularly to a kind of quartering hammer of the changeable drill steel of swing type.
Background technology
Quartering hammer only installs a drill steel at present, in order to adapt to a variety of operating modes, it is necessary to using different size
Drill steel, excavation, the ditching operation of various soft and neutral layering rock are if it is for, then need to use manifold drill steel, if
For the broken of particulate and neutral concrete and soft non-layered rock, then need, from crosshead drill steel etc., once making
Sometimes for different types of drill steel is used in industry, if using the method for frequently changing drill steel can be very time-consuming, and can exist
Potential safety hazard.
The present invention designs a kind of quartering hammer of the changeable drill steel of swing type and solves as above problem.
The content of the invention
To solve drawbacks described above of the prior art, the present invention discloses a kind of quartering hammer of the changeable drill steel of swing type, it
Realized using following technical scheme.
A kind of quartering hammer of the changeable drill steel of swing type, it is characterised in that：It includes impact cavity, motor support, hydraulic pressure horse
Reach, the support of gear, ring gear, circular rails, rail, the first executing agency, the second executing agency, track slot, executing agency's mounting hole, wherein
Hydraulic motor is arranged on by motor support to be hit on cavity outer wall, and gear is arranged on hydraulic motor, and impact cavity lower end is provided with
Rail supports, and rail is supported by two, and two rail supports are identical, respectively symmetrically installed in the both sides of impact cavity lower end, for appointing
One rail support of meaning, its bottom is provided with track slot；Circular rails Shang Youliangge executing agencies mounting hole, it is separately installed with two execution
Mechanism, circular rails inner side are provided with ring gear, and ring gear is close on circular rails inner edge surface, and gear and ring gear are meshed, and circular rails are slided
Move in two track slots.
The structure of above-mentioned two executing agency is identical, for the first executing agency it include the first revolute, the first drill steel,
It is hydraulic stem, the second revolute, the second drill steel, drill steel set, reciprocal spring, the first spring installing plate, second spring installing plate, reciprocal
Chamber, wherein drill steel set upper side are connected on executing agency's mounting hole of circular rails, and drill steel, which is put, is symmetrically provided with two reciprocating chambers,
Two the first spring installing plates are symmetrically mounted at drill steel set outside；Two second spring installing plates are symmetrically mounted at the first pricker
On bar, the first drill steel top is arranged on drill steel set inside and two second spring installing plates stretch out from two reciprocating chambers respectively,
First drill steel bottom is connected by revolute with second drill steel one end；Hydraulic stem one end is arranged on the first pricker by the first revolute
On bar, the other end is arranged on the second drill steel by the second revolute；Above-mentioned reciprocal spring be arranged on the first spring installing plate and
Between second spring installing plate.
Hydraulic motor can make pinion rotation in the present invention, and the distance that motor supports to rail support should be equal to the half of circular rails
Footpath, so as to which pinion rotation process middle gear and ring gear are meshed without separating, circular rails are moved by pinion rotation, and
When pinion rotation, circular rails are slided in two track slots, so that the first executing agency and the second executing agency swing and cut
Change.When the position of gear is in the one end of ring gear away from impact cavity, corresponding first executing agency of impact cavity, work as pinion rotation,
Circular rails are moved, when the position of gear is in ring gear close to one end of impact cavity, corresponding second executing agency of impact cavity.In tooth
Easily it can switch with the help of wheel and rail support between Liang Ge executing agencies.What the second drill steel moved up and down in drill steel set
During, second spring installing plate moves reciprocatingly in reciprocating chamber, and reciprocal spring does stretching motion.Reciprocal spring supports second
Drill steel return, so that drill steel can continuously hit object, while cushioning effect can be played by reciprocal spring.
As the further improvement of this technology, it also includes the first spring supporting, second spring supports, the first spring supporting
Installed in the downside of the first spring installing plate, second spring support is installed in the upside of second spring installing plate；Reciprocal spring leads to
Cross the first spring supporting and second spring support is arranged between the first spring installing plate and second spring installing plate.Two springs
Support on the same line, facilitates spring to install.
As the further improvement of this technology, above-mentioned hydraulic stem is scalable, and when drill steel is in use state, hydraulic stem is drawn
Stretch, the angle formed between the first drill steel and the second drill steel is 180 degree；When drill steel is in idle state, hydraulic stem shrinks, the
Two drill steels rotate, and the angle formed between the first drill steel and the second drill steel is less than 180 degree.So that the drill steel being in use is downward
The drill steel to be left unused during strike is not touched, so as to which the drill steel that ensure that idle does not influence operation.
As the further improvement of this technology, the Liang Ge executing agencies mounting hole in above-mentioned circular rails is identical, two
Two drill steels set that executing agency's mounting hole is connected is also identical.Impact cavity and drill steel set during so as to ensure that drill steel switching
It can match completely.
As the further improvement of this technology, the knocking gear of above-mentioned drill steel can be that hydraulic-driven, hydraulic pressure and nitrogen mix
Close the conventional methods such as driving.
Relative to traditional quartering hammer technology, circular rails side is connected with impact cavity in the present invention, and opposite side is connected to pricker
In rod set, circular rails Shang Youliangge executing agencies mounting hole, Liang Ge executing agencies are corresponded to respectively；It can make to hit by pinion rotation
The position for hitting chamber corresponds to another executing agency's mounting hole from executing agency's mounting hole, so as to realize the switching of drill steel；
The present invention is simple in construction, easy to operate, and different drill steels can be rapidly switched to using circular rails and gear, has preferable
Practical function.
Brief description of the drawings
Fig. 1 is global facility distribution schematic diagram.
Fig. 2 is drill steel handoff procedure schematic diagram.
Fig. 3 is hydraulic motor, impact cavity scheme of installation.
Fig. 4 is rail support side view.
Fig. 5 is ring gear, executing agency's scheme of installation.
Fig. 6 is ring gear structural representation.
Fig. 7 is drill steel nested structure perspective view.
Fig. 8 is executing agency's structural representation.
Fig. 9 is reciprocal spring scheme of installation.
Label title in figure：1st, impact cavity, 2, motor support, 3, hydraulic motor, 4, gear, 5, ring gear, 6, circular rails, 7,
Rail supports, and 8, drill steel set, 9, reciprocating chamber, the 10, first revolute, the 11, first drill steel, 12, hydraulic stem, the 13, second revolute,
14th, the second drill steel, the 15, first executing agency, the 16, second executing agency, 17, track slot, 18, executing agency's mounting hole, 19, first
Spring installing plate, 20, second spring installing plate, the 21, first spring supporting, 22, reciprocal spring, 23, second spring support.
Embodiment
As shown in Figure 1, 2, it includes impact cavity 1, motor support 2, hydraulic motor 3, gear 4, ring gear 5, circular rails 6, rail
The 7, first executing agency 15, the second executing agency 16, track slot 17, executing agency's mounting hole 18 are supported, wherein as shown in figure 3, liquid
Pressure motor 3 is arranged on the outer wall of impact cavity 1 by motor support 2, and gear 4 is arranged on hydraulic motor 3, the lower end of impact cavity 1 peace
Equipped with rail support 7, rail support 7 has two, and two rail supports 7 are identical, respectively symmetrically installed in the two of the lower end of impact cavity 1
Side, as shown in figure 4, for any one rail support 7, its bottom is provided with track slot 17；As shown in Figure 5,6, have two in circular rails 6
Individual executing agency's mounting hole 18, Liang Ge executing agencies are separately installed with, the inner side of circular rails 6 is provided with ring gear 5, and ring gear 5 is close to
On the inner edge surface of circular rails 6, gear 4 and ring gear 5 are meshed, and circular rails 6 are slided in two track slots 17.
The structure of Shu Liangge executing agencies is identical as shown in Figure 8,9, and for the first executing agency 15, it includes the first rotation
Secondary 10, first drill steel 11, hydraulic stem 12, the second revolute 13, the second drill steel 14, drill steel set 8, reciprocal spring 22, the first spring
Installing plate 19, second spring installing plate 20, reciprocating chamber 9, wherein as shown in fig. 7, drill steel, which covers 8 upper ends, is connected to holding for circular rails 6
On row mechanism mounting hole 18, two reciprocating chambers 9 are symmetrically provided with drill steel set 8, two the first spring installing plates 19 are symmetrically pacified
Mounted in the outside of drill steel set 8；Two second spring installing plates 20 are symmetrically mounted on the first drill steel 11, the top of the first drill steel 11 peace
Stretched out respectively from two reciprocating chambers 9 mounted in the inside of drill steel set 8 and two second spring installing plates 20, the bottom of the first drill steel 11 leads to
Revolute is crossed to be connected with the one end of the second drill steel 14；The one end of hydraulic stem 12 is arranged on the first drill steel 11 by the first revolute 10,
The other end is arranged on the second drill steel 14 by the second revolute 13；Above-mentioned reciprocal spring 22 is arranged on the first spring installing plate 19
Between second spring installing plate 20.
Hydraulic motor 3 can rotate gear 4 in the present invention, and the distance of motor support 2 to rail support 7 should be equal to circular rails
6 radius, so as to which the rotation process middle gear 4 of gear 4 and ring gear 5 are meshed without separating, circular rails 6 are rotated by gear 4
And move, and when gear 4 rotates, circular rails 6 are slided in two track slots 17, so that the first executing agency 15 and second holds
Row mechanism 16 swings switching.When the position of gear 4 is in the one end of ring gear 5 away from impact cavity 1, impact cavity 1 corresponding the
One executing agency 15, when gear 4 rotates, move circular rails 6, the position of gear 4 is in ring gear 5 close to one end of impact cavity 1
When, corresponding second executing agency 16 of impact cavity 1.Can be easily in Liang Ge executing agencies with the help of gear 4 and rail support 7
Between switch.During second drill steel 14 moves up and down in drill steel set 8, second spring installing plate 20 does past in reciprocating chamber 9
Multiple motion, reciprocal spring 22 do stretching motion.Reciprocal spring 22 helps the return of the second drill steel 14, so that drill steel can continuously be beaten
Object is hit, while cushioning effect can be played by reciprocal spring 22.Crushed in actuating unit and routine techniques in the present invention
The actuating unit of hammer is identical, and when the first executing agency 15 works, the second executing agency 16 does not work, in the first executing agency 15
The first drill steel 11 moved downward by the effect of power, while drive the second drill steel 14 move downward impacted object, be then subjected to
The pulling force effect of spring is moved upwards, is so repeated, and makes the continuous impacting object of drill steel.
As shown in figure 9, it also includes the first spring supporting 21, second spring support 23, the first spring supporting 21 is arranged on
The downside of first spring installing plate 19, second spring support 23 are arranged on the upside of second spring installing plate 20；Reciprocal spring 22
By the first spring supporting 21 and second spring support 23 be arranged on the first spring installing plate 19 and second spring installing plate 20 it
Between.Two spring supportings on the same line, facilitate spring to install.
As shown in Fig. 2 above-mentioned hydraulic stem 12 is scalable, when drill steel is in use state, hydraulic stem 12 stretches, the first pricker
The angle formed between the drill steel 14 of bar 11 and second is 180 degree；When drill steel is in idle state, hydraulic stem 12 shrinks, and second
Drill steel 14 rotates, and the angle formed between the first drill steel 11 and the second drill steel 14 is less than 180 degree.So that the drill steel being in use
The drill steel to be left unused during strike downwards is not touched, so as to which the drill steel that ensure that idle does not influence operation.
Liang Ge executing agencies mounting hole 18 in above-mentioned circular rails 6 is identical, and Liang Ge executing agencies mounting hole 18 connects
The two drill steels set 8 connect is also identical.So as to which impact cavity 1 when ensure that drill steel switching and drill steel set 8 can match completely.
The knocking gear of above-mentioned drill steel can be the conventional methods such as hydraulic-driven, hydraulic pressure and nitrogen combination drive.
In summary, the side of circular rails 6 is connected with impact cavity 1 in the present invention, and opposite side is connected on drill steel set 8, annular
The Shang Youliangge executing agencies mounting hole 18 of rail 6, corresponds to Liang Ge executing agencies respectively；Impact cavity 1 can be made by being rotated by gear 4
Position corresponds to another executing agency's mounting hole 18 from executing agency's mounting hole 18, so as to realize the switching of drill steel；This
Inventive structure is simple, easy to operate, and different drill steels can be rapidly switched to using circular rails 6 and gear 4, has preferable
Practical function.
Claims (1)
- A kind of 1. quartering hammer of the changeable drill steel of swing type, it is characterised in that：It include impact cavity, motor support, hydraulic motor, Gear, ring gear, circular rails, rail support, the first executing agency, the second executing agency, track slot, wherein executing agency's mounting hole, liquid Pressure motor is arranged on by motor support to be hit on cavity outer wall, and gear is arranged on hydraulic motor, impact cavity lower end installation rail Support, rail are supported by two, and two rail supports are identical, respectively symmetrically installed in the both sides of impact cavity lower end, for any One rail support, its bottom is provided with track slot；Circular rails Shang Youliangge executing agencies mounting hole, is separately installed with two execution machines Structure, circular rails inner side are provided with ring gear, and ring gear is close on circular rails inner edge surface, and gear and ring gear are meshed, and circular rails are slided In two track slots；The structure of described two executing agencies is identical, and for the first executing agency, it includes the first revolute, the first drill steel, hydraulic pressure Bar, the second revolute, the second drill steel, drill steel set, reciprocal spring, the first spring installing plate, second spring installing plate, reciprocating chamber, Wherein drill steel set upper side is connected on executing agency's mounting hole of circular rails, and drill steel puts and is symmetrically provided with two reciprocating chambers, and two Individual first spring installing plate is symmetrically mounted at drill steel set outside；Two second spring installing plates are symmetrically mounted at the first drill steel On, the first drill steel top is arranged on drill steel set inside and two second spring installing plates stretch out from two reciprocating chambers respectively, the One drill steel bottom is connected by revolute with second drill steel one end；Hydraulic stem one end is arranged on the first drill steel by the first revolute On, the other end is arranged on the second drill steel by the second revolute；The reciprocal spring is arranged on the first spring installing plate and the Between two spring installing plates；Liang Ge executing agencies mounting hole in the circular rails is identical, two prickers that Liang Ge executing agencies mounting hole is connected Rod set is identical.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710858559.1A CN107476365A (en) | 2016-06-25 | 2016-06-25 | A kind of changeable quartering hammer of drill steel |
| CN201710858664.5A CN107574854A (en) | 2016-06-25 | 2016-06-25 | A kind of quartering hammer of changeable drill steel |
| CN201610469275.9A CN106013303B (en) | 2016-06-25 | 2016-06-25 | A kind of quartering hammer of the changeable drill steel of swing type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610469275.9A CN106013303B (en) | 2016-06-25 | 2016-06-25 | A kind of quartering hammer of the changeable drill steel of swing type |
Related Child Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710858559.1A Division CN107476365A (en) | 2016-06-25 | 2016-06-25 | A kind of changeable quartering hammer of drill steel |
| CN201710858664.5A Division CN107574854A (en) | 2016-06-25 | 2016-06-25 | A kind of quartering hammer of changeable drill steel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106013303A CN106013303A (en) | 2016-10-12 |
| CN106013303B true CN106013303B (en) | 2018-01-16 |
Family
ID=57083424
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710858664.5A Withdrawn CN107574854A (en) | 2016-06-25 | 2016-06-25 | A kind of quartering hammer of changeable drill steel |
| CN201610469275.9A Active CN106013303B (en) | 2016-06-25 | 2016-06-25 | A kind of quartering hammer of the changeable drill steel of swing type |
| CN201710858559.1A Withdrawn CN107476365A (en) | 2016-06-25 | 2016-06-25 | A kind of changeable quartering hammer of drill steel |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710858664.5A Withdrawn CN107574854A (en) | 2016-06-25 | 2016-06-25 | A kind of quartering hammer of changeable drill steel |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710858559.1A Withdrawn CN107476365A (en) | 2016-06-25 | 2016-06-25 | A kind of changeable quartering hammer of drill steel |
Country Status (1)
| Country | Link |
|---|---|
| CN (3) | CN107574854A (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109024735A (en) * | 2018-07-20 | 2018-12-18 | 东莞市联洲知识产权运营管理有限公司 | A kind of quartering hammer with the spare drill steel being switched fast |
| CN109024733B (en) * | 2018-07-20 | 2021-05-11 | 台州知管通科技有限公司 | Breaking hammer for rapidly switching two drill rods for standby work |
| CN109024738B (en) * | 2018-07-20 | 2020-12-29 | 安徽省华腾农业科技有限公司经开区分公司 | Drill rod storage device for replacement of drill rod of breaking hammer |
| CN109024734B (en) * | 2018-07-20 | 2020-12-11 | 南京溧水高新创业投资管理有限公司 | Storage device of quartering hammer drill rod rotation formula replacement |
| CN109024732B (en) * | 2018-07-20 | 2020-11-06 | 姚杭 | Breaking hammer capable of switching two drill rods in swinging mode |
| CN110984870B (en) * | 2019-12-30 | 2021-11-12 | 石门县八方石膏矿业有限公司 | Hydraulic breaking hammer with switchable drill rod |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3986803B2 (en) * | 2001-11-20 | 2007-10-03 | 古河機械金属株式会社 | Stroke adjustment mechanism of hydraulic striking device |
| JP4916872B2 (en) * | 2006-12-26 | 2012-04-18 | 株式会社マキタ | Impact tool |
| CN203961332U (en) * | 2014-05-06 | 2014-11-26 | 兰州理工大学 | For the hydraulic shear of engineering machinery arm and the integrating device of quartering hammer |
| CN204001004U (en) * | 2014-08-09 | 2014-12-10 | 襄阳忠良工程机械有限责任公司 | A kind of bucket, hammer fast replacing device |
| CN205012381U (en) * | 2015-09-16 | 2016-02-03 | 鞍钢集团矿业公司 | Power shovel and tup exchange dismounting device |
| CN205164788U (en) * | 2015-12-09 | 2016-04-20 | 荣昌精密机械(苏州)有限公司 | Drill rod mechanism of quartering hammer |
| CN106013304A (en) * | 2016-06-25 | 2016-10-12 | 苏州高精特专信息科技有限公司 | Oscillating type breaking hammer |
| CN205804451U (en) * | 2016-06-25 | 2016-12-14 | 马靖恬 | A kind of quartering hammer |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4916872B1 (en) * | 1970-05-12 | 1974-04-25 | ||
| JPS4916872A (en) * | 1972-04-21 | 1974-02-14 |
-
2016
- 2016-06-25 CN CN201710858664.5A patent/CN107574854A/en not_active Withdrawn
- 2016-06-25 CN CN201610469275.9A patent/CN106013303B/en active Active
- 2016-06-25 CN CN201710858559.1A patent/CN107476365A/en not_active Withdrawn
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3986803B2 (en) * | 2001-11-20 | 2007-10-03 | 古河機械金属株式会社 | Stroke adjustment mechanism of hydraulic striking device |
| JP4916872B2 (en) * | 2006-12-26 | 2012-04-18 | 株式会社マキタ | Impact tool |
| CN203961332U (en) * | 2014-05-06 | 2014-11-26 | 兰州理工大学 | For the hydraulic shear of engineering machinery arm and the integrating device of quartering hammer |
| CN204001004U (en) * | 2014-08-09 | 2014-12-10 | 襄阳忠良工程机械有限责任公司 | A kind of bucket, hammer fast replacing device |
| CN205012381U (en) * | 2015-09-16 | 2016-02-03 | 鞍钢集团矿业公司 | Power shovel and tup exchange dismounting device |
| CN205164788U (en) * | 2015-12-09 | 2016-04-20 | 荣昌精密机械(苏州)有限公司 | Drill rod mechanism of quartering hammer |
| CN106013304A (en) * | 2016-06-25 | 2016-10-12 | 苏州高精特专信息科技有限公司 | Oscillating type breaking hammer |
| CN205804451U (en) * | 2016-06-25 | 2016-12-14 | 马靖恬 | A kind of quartering hammer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107476365A (en) | 2017-12-15 |
| CN106013303A (en) | 2016-10-12 |
| CN107574854A (en) | 2018-01-12 |
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| C10 | Entry into substantive examination | ||
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| CB03 | Change of inventor or designer information |
Inventor after: Zhang Qidi Inventor before: Shen Yujie |
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| CB03 | Change of inventor or designer information | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20171220 Address after: Zhejiang province Shaoxing city Keqiao District Longhua Lake Garden Building fifth room 501-21 Applicant after: Shaoxing wisdom Technology Co., Ltd. Address before: Jiangsu city of Suzhou province Xiangcheng District 215131 yuan and street Wankelong mall 1 room 49 Applicant before: SUZHOU GAOJINGTEZHUAN INFORMATION TECHNOLOGY CO., LTD. |
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| TA01 | Transfer of patent application right | ||
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190409 Address after: 213000 Longcheng Avenue, Zhonglou District, Changzhou City, Jiangsu Province, 1999 Patentee after: Changzhou Ma Ma Construction Machinery Co., Ltd. Address before: Room 501-21, Fifth Floor, Longhua Xinghu Garden Complex Building, Keqiao District, Shaoxing City, Zhejiang Province Patentee before: Shaoxing wisdom Technology Co., Ltd. |
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| TR01 | Transfer of patent right |
Effective date of registration: 20210831 Address after: 211300 building 15 and 16, No. 4, Cangxi Road, economic development zone, Gaochun District, Nanjing, Jiangsu Province Patentee after: Jiangsu Jiurun Machinery Industry Technology Co.,Ltd. Address before: 213000 Longcheng Avenue, Zhonglou District, Changzhou City, Jiangsu Province, 1999 Patentee before: CHANGZHOU JAOMER ENGINEERING MACHINERY Co.,Ltd. |
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| TR01 | Transfer of patent right |