CN108344606A - A kind of Bioexperiment soil crushing apparatus - Google Patents
A kind of Bioexperiment soil crushing apparatus Download PDFInfo
- Publication number
- CN108344606A CN108344606A CN201711388006.0A CN201711388006A CN108344606A CN 108344606 A CN108344606 A CN 108344606A CN 201711388006 A CN201711388006 A CN 201711388006A CN 108344606 A CN108344606 A CN 108344606A
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- CN
- China
- Prior art keywords
- turn trough
- crushing
- sliding slot
- bull stick
- crushing shell
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- 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.)
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/286—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q involving mechanical work, e.g. chopping, disintegrating, compacting, homogenising
Abstract
The invention discloses a kind of Bioexperiment soil crushing apparatus, including pedestal, by pneumatic shuttle can oscilaltion the fixed plate being installed on above the chassis left side and be fixedly installed on the fixed plate right end face and top crushes shell on the right side of the pedestal, it is characterised in that：It is provided with sliding slot in the crushing shell, it is provided with the first turn trough in the crushing shell on the left of the sliding slot, it is provided with the second turn trough in the crushing shell on the right side of the sliding slot, activity cooperation, which is equipped with, in the sliding slot pushes to slide block, it is described to push to slide in block cooperation stud is installed, the stud left part end tail that stretches is rotatably assorted with the sliding slot left end wall and connect, the stud right part, which stretches, holds tail to be connect with first motor, the first motor outer surface is fixedly mounted with the crushing inner walls, and described push to slide of the stud upper end is equipped with the second motor in block；The configuration of the present invention is simple, it is easy to operate.
Description
Technical field
The present invention relates to technical field of biological, specifically a kind of Bioexperiment soil crushing apparatus.
Background technology
The dynamics supervised to soil pollution with government continues to increase, some law enforcement agencies can periodically be acquired soil
It examines, so as to be measured to the trace element contained in soil by biotechnology, however in some biology laboratories
Soil block volume after acquisition is larger to be carried out broken and rolls processing, and single break can be carried out in the crushing apparatus in tradition
Broken work, therefore can only obtain relatively large soil particle and can not crushing processing further be carried out to soil, therefore it is existing
Crushing apparatus there are larger drawback, need to improve.
Invention content
Technical problem to be solved by the invention is to provide a kind of Bioexperiment soil crushing apparatus, can solve above-mentioned
The problems in present technology.
The present invention is achieved through the following technical solutions：A kind of Bioexperiment soil crushing apparatus of the present invention, packet
Include pedestal, by pneumatic shuttle can oscilaltion the fixed plate being installed on above the chassis left side and be fixedly installed on institute
It states fixed plate right end face and top crushes shell on the right side of the pedestal, sliding slot is provided in the crushing shell, it is described
It is provided with the first turn trough in the crushing shell on the left of sliding slot, second is provided in the crushing shell on the right side of the sliding slot
Turn trough, activity cooperation, which is equipped with, in the sliding slot pushes to slide block, and described to push to slide cooperation in block and be equipped with stud, the stud left part is stretched
Prolonging end tail to be rotatably assorted and connect with the sliding slot left end wall, the stud right part, which stretches, holds tail to be connect with first motor, and described the
One outer surface of motor is fixedly mounted with the crushing inner walls, and described push to slide of the stud upper end is equipped with second in block
Motor, the second motor left-hand end tail are equipped with the first splined shaft, and the second motor right-hand end tail is equipped with the second spline
Axis is rotatably assorted in the crushing shell between the sliding slot and first turn trough and is equipped with the first bull stick, and described first
Oral area is equipped on the right side of bull stick in inner wall, the right side is provided with the first spline, the end tail that stretches on the left of first bull stick is installed with
First cam, first cam are fitted in first turn trough, are additionally provided in first turn trough and described
The percussion structure that one cam is connected, be rotatably assorted in the crushing shell between second turn trough and the sliding slot peace
Equipped with the second bull stick, a left side is provided with the second spline, second bull stick equipped with oral area in the second bull stick inner left wall
Right side end tail and second turn trough right side inner wall that stretches is rotatably assorted and connect, outside second bull stick in second turn trough
Surface is installed with the first tooth sprocket, and second bull stick outer surface on the right side of first tooth sprocket is also installed with
Two cams, are connected with connected structure in the crushing shell on the downside of second cam, on the downside of second turn trough in
It is additionally provided with the second tooth sprocket being connected with first tooth sprocket, the crushing shell on the downside of second tooth sprocket
In be connected with particle device.
Preferably technical solution, the percussion structure include be arranged in the crushing housing bottom end face described in
Cavity on the downside of first turn trough, activity cooperation, which is equipped with, in the crushing shell between the cavity and first turn trough pushes away
Bar, the push rod bottom, which stretches, holds tail to be installed with crushing plate, and the end tail that stretches at the top of the push rod is installed with limiting plate,
The limiting plate is connected with the first turn trough activity and is connected with first cam, limiting plate bottom position
It is connected with the first shrapnel in first turn trough at left and right sides of the push rod.
Preferably technical solution, the particle device include being arranged in the receipts crushed on the right side of shell in lower end wall
Receive chamber, in the containing cavities activity be connected with jacket casing, be rotatably assorted in the jacket casing inner wall and junction piece be installed, it is described
Junction piece lower face is installed with particle bar axis, and oral area is provided with third spline, the third upward in the junction piece
Cooperation is equipped with third splined shaft in spline, is fixedly connected immediately below the third splined shaft and second tooth sprocket.
Preferably technical solution, the connected structure include the crushing shell being arranged in the containing cavities right-hand end
Delivery slot in body, in the delivery slot activity cooperation delivery block is installed, the delivery slot is set with the second turn trough unicom
It sets and right side wall protrudes from the second turn trough right side wall, to form a ladder, prevent the delivery block from entering described second
In turn trough, it is provided with logical conjunction slot in the crushing shell between the containing cavities and the delivery slot, lives in the logical conjunction slot
Dynamic cooperation is equipped with joint arm, and the joint arm left end face, which is fixedly connected with right end face with the jacket casing and is fixed with the delivery block, to be connected
It connects, the second shrapnel is connected in the logical conjunction slot and delivery slot on the downside of the joint arm and the delivery block.
The beneficial effects of the invention are as follows：The configuration of the present invention is simple, it is easy to operate, by being provided with cunning in crushing shell
Slot is provided with the first turn trough in the crushing shell on the left of sliding slot, the second turn trough, sliding slot is provided in the crushing shell on the right side of sliding slot
Middle activity cooperation, which is equipped with, pushes to slide block, pushes to slide cooperation in block and is equipped with stud, stud left part, which stretches, holds tail to turn with sliding slot left end wall
Dynamic to be connected, stud right part, which stretches, holds tail to be connect with first motor, in the fixed installation of first motor outer surface and crushing shell
In wall, pushing to slide for stud upper end is equipped with the second motor in block, and the second motor left-hand end tail is equipped with the first splined shaft, the second electricity
Machine right-hand end tail is equipped with the second splined shaft, is rotatably assorted in the crushing shell between sliding slot and the first turn trough and is equipped with first turn
Bar, the interior oral area that is equipped with of the first bull stick right side inner wall are provided with the first spline towards the right side, and the end tail fixation that stretches on the left of the first bull stick is pacified
Equipped with the first cam, the first cam is fitted in the first turn trough, is additionally provided in the first turn trough and is coordinated company with the first cam
The percussion structure connect is rotatably assorted in the crushing shell between the second turn trough and sliding slot and is equipped with the second bull stick, and the second bull stick is left
It is equipped with oral area in the inner wall of side, a left side is provided with the second spline, inner wall turns on the right side of stretch on the right side of the second bull stick end tail and the second turn trough
Dynamic to be connected, the second bull stick outer surface in the second turn trough is installed with the first tooth sprocket, and the on the right side of the first tooth sprocket
Two bull stick outer surfaces are also installed with the second cam, and connected structure is connected in the crushing shell on the downside of the second cam,
It is additionally provided with the second tooth sprocket being connected with the first tooth sprocket, the crushing shell on the downside of the second tooth sprocket on the downside of second turn trough
Particle device is connected in body, to which flexible work can realize that the crushing to soil particle is grasped up and down automatically by crushing plate
Make, when needing to carry out broken work to larger soil block, can realize that rotation is crushed work, Yi Jishi to particle bar axis automatically
Existing particle bar axis is up and down reciprocatingly crushed work automatically, realizes automation control, reduces manpower and uses.
Description of the drawings
The present invention is described in detail by following specific embodiment and attached drawing for ease of explanation,.
Fig. 1 is a kind of Bioexperiment soil crushing apparatus overall structure diagram of the present invention；
Fig. 2 is the crushing housing interior structure schematic diagram of the present invention；
Fig. 3 is the enlarged structure schematic diagram of the particle device of the present invention.
Specific implementation mode
As shown in Figure 1-Figure 3, a kind of Bioexperiment soil crushing apparatus of the invention, including pedestal 9, pass through pneumatic shuttle
6 can oscilaltion the fixed plate 7 for being installed on the left side of the pedestal 9 top and be fixedly installed on 7 right-hand end of the fixed plate
Face and shell 8 is crushed positioned at the right side of the pedestal 9 top, sliding slot 810,810 left side of the sliding slot are provided in the crushing shell 8
It is provided with the first turn trough 806 in the crushing shell 8 of side, the is provided in the crushing shell 8 on 810 right side of the sliding slot
Two turn troughs 822, activity cooperation, which is equipped with, in the sliding slot 810 pushes to slide block 812, described to push to slide cooperation in block 812 and be equipped with stud
815,815 left part of the stud end tail that stretches is rotatably assorted with 810 left end wall of the sliding slot and connect, and 815 right part of the stud is stretched
Prolong end tail to connect with first motor 817, in the fixed installation of 817 outer surface of the first motor and 8 inner wall of crushing shell, institute
Described push to slide for stating 815 upper end of stud is equipped with the second motor 816 in block 812, second motor, 816 left-hand end tail is equipped with
First splined shaft 811, second motor, 816 right-hand end tail are equipped with the second splined shaft 818, the sliding slot 810 and described the
It is rotatably assorted in the crushing shell 8 between one turn trough 806 and first bull stick 808 is installed, in first bull stick, 808 right side
It is equipped with oral area in wall, the right side is provided with the first spline 809, first bull stick, 808 left side, which stretches, holds tail to be installed with first
Cam 807, first cam 807 are fitted in first turn trough 806, are additionally provided in first turn trough 806
The percussion structure being connected with first cam 807, the pressure between second turn trough 822 and the sliding slot 810
It is rotatably assorted in broken shell body 8 and second bull stick 814 is installed, 814 inner left wall of the second bull stick is provided with equipped with oral area towards a left side
Second spline 813, stretch end tail and second turn trough, 822 right side inner wall of the right side of second bull stick 814 are rotatably assorted company
It connects, 814 outer surface of the second bull stick in second turn trough 822 is installed with the first tooth sprocket 821, first tooth
Second bull stick, 814 outer surface on 821 right side of sprocket wheel is also installed with the second cam 823, second cam, 823 downside
The crushing shell 8 in be connected with connected structure, second turn trough is additionally provided with and first tooth in 822 downside
The second tooth sprocket 824 that sprocket wheel 821 is connected is connected in the crushing shell 8 of the downside of second tooth sprocket 824
There is particle device.
Valuably, the structure that taps includes first turn trough 806 being arranged in crushing 8 bottom end face of shell
The cavity 801 of downside, in the crushing shell 8 between the cavity 801 and first turn trough 806 activity cooperation be equipped with
Push rod 803,803 bottom of the push rod, which stretches, holds tail to be installed with crushing plate 802, and 803 top of the push rod, which stretches, holds tail solid
Dingan County is equipped with limiting plate 805,806 activity of the limiting plate 805 and first turn trough be connected and with first cam
807 are connected, and 805 bottom of the limiting plate is located to coordinate in first turn trough 806 of 803 left and right sides of the push rod and connect
It is connected to the first shrapnel 804.
Valuably, the particle device includes the containing cavities 830 being arranged in the crushing 8 right side lower end wall of shell, institute
It states activity in containing cavities 830 and is connected with jacket casing 833, be rotatably assorted in 833 inner wall of the jacket casing and junction piece is installed
834,834 lower face of the junction piece is installed with particle bar axis 835, and oral area is provided with upward in the junction piece 834
Three splines 832, in the third spline 832 cooperation third splined shaft 831, the third splined shaft 831 and institute are installed
It states and is fixedly connected immediately below the second tooth sprocket 824.
Valuably, the connected structure includes that leading in the crushing shell 8 of 830 right-hand end of the containing cavities is arranged
Send slot 827, in the delivery slot 827 activity cooperation delivery block 826, the delivery slot 827 and second turn trough 822 are installed
Unicom is arranged and right side wall protrudes from 822 right side wall of the second turn trough, to form a ladder, prevents the delivery block 826
Into in second turn trough 88, it is provided in the crushing shell 8 between the containing cavities 830 and the delivery slot 827
Lead to and close slot 829, activity, which coordinates, in the logical conjunction slot 829 is equipped with joint arm 825,825 left end face of the joint arm and the jacket casing
833 are fixedly connected with right end face is fixedly connected with the delivery block 826, the institute of the joint arm 825 and 826 downside of delivery block
It states logical close in slot 829 and delivery slot 827 and is connected with the second shrapnel 828.
It when original state, pushes to slide block 812 and is located at 810 center position of sliding slot, at this point, the first splined shaft 811 is not with first
Spline 809 contacts, and the second splined shaft 818 is not contacted with the second spline 813.
When needing to crush work, by driving the second motor 817 that the first splined shaft 811 is made to enter the first spline 809
In, starting first motor 816, the driving of first motor 816 drives the rotation of the first splined shaft 811 to drive the rotation of the first bull stick 808, from
And the first cam 807 enters rotary state, drives limiting plate 805 to push and pass through first by the rotation of the first cam 807
The upward top pressure of shrapnel 804, to make limiting plate 805 up and down reciprocatingly work, so as to by crush plate 802 to soil particle into
The reciprocal crushing operation of row.
When needing to carry out broken work to larger soil block, by driving the second motor 817 to make the second splined shaft 818
Into in the second spline 813, start first motor 816, the driving of first motor 816 drives the rotation of the second splined shaft 818 to drive
Second bull stick 814 rotates, to which the second cam 823 and the first tooth sprocket 821 enter rotary state, at this point, the first tooth sprocket
821 drive the rotation of the second tooth sprocket 824, the second tooth sprocket 824 that third splined shaft 831 is driven to rotate, and third splined shaft 831 drives
Junction piece 834 rotates, and junction piece 834 drives particle bar axis 835 to rotate and is crushed work, meanwhile, by the second cam 823 to being sent block
826 are back and forth pushed, by the effect of the second shrapnel 828 upward top pressure automatically, to keep delivery block 826 automatic up and down reciprocatingly
Lifting work, meanwhile, drive joint arm 825, joint arm 825 that jacket casing 833, jacket casing 833 is driven to drive junction piece by being sent block 826
834, junction piece 834 drives particle bar axis 835 to be up and down reciprocatingly crushed work.
The beneficial effects of the invention are as follows：The configuration of the present invention is simple, it is easy to operate, by being provided with cunning in crushing shell
Slot is provided with the first turn trough in the crushing shell on the left of sliding slot, the second turn trough, sliding slot is provided in the crushing shell on the right side of sliding slot
Middle activity cooperation, which is equipped with, pushes to slide block, pushes to slide cooperation in block and is equipped with stud, stud left part, which stretches, holds tail to turn with sliding slot left end wall
Dynamic to be connected, stud right part, which stretches, holds tail to be connect with first motor, in the fixed installation of first motor outer surface and crushing shell
In wall, pushing to slide for stud upper end is equipped with the second motor in block, and the second motor left-hand end tail is equipped with the first splined shaft, the second electricity
Machine right-hand end tail is equipped with the second splined shaft, is rotatably assorted in the crushing shell between sliding slot and the first turn trough and is equipped with first turn
Bar, the interior oral area that is equipped with of the first bull stick right side inner wall are provided with the first spline towards the right side, and the end tail fixation that stretches on the left of the first bull stick is pacified
Equipped with the first cam, the first cam is fitted in the first turn trough, is additionally provided in the first turn trough and is coordinated company with the first cam
The percussion structure connect is rotatably assorted in the crushing shell between the second turn trough and sliding slot and is equipped with the second bull stick, and the second bull stick is left
It is equipped with oral area in the inner wall of side, a left side is provided with the second spline, inner wall turns on the right side of stretch on the right side of the second bull stick end tail and the second turn trough
Dynamic to be connected, the second bull stick outer surface in the second turn trough is installed with the first tooth sprocket, and the on the right side of the first tooth sprocket
Two bull stick outer surfaces are also installed with the second cam, and connected structure is connected in the crushing shell on the downside of the second cam,
It is additionally provided with the second tooth sprocket being connected with the first tooth sprocket, the crushing shell on the downside of the second tooth sprocket on the downside of second turn trough
Particle device is connected in body, to which flexible work can realize that the crushing to soil particle is grasped up and down automatically by crushing plate
Make, when needing to carry out broken work to larger soil block, can realize that rotation is crushed work, Yi Jishi to particle bar axis automatically
Existing particle bar axis is up and down reciprocatingly crushed work automatically, realizes automation control, reduces manpower and uses.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
The change or replacement expected without creative work, should be covered by the protection scope of the present invention.Therefore, of the invention
Protection domain should be determined by the scope of protection defined in the claims.
Claims (4)
1. a kind of Bioexperiment soil crushing apparatus, including pedestal, by pneumatic shuttle can oscilaltion be installed on the bottom
The fixed plate of seat left side top and it is fixedly installed on the fixed plate right end face and the top crushing on the right side of the pedestal
Shell, it is characterised in that：It is provided with sliding slot in the crushing shell, is provided in the crushing shell on the left of the sliding slot
One turn trough is provided with the second turn trough in the crushing shell on the right side of the sliding slot, in the sliding slot activity cooperation cunning is installed
Pushing block, described to push to slide in block cooperation and be equipped with stud, the stud left part end tail that stretches is rotatably assorted with the sliding slot left end wall
Connection, the stud right part, which stretches, holds tail to be connect with first motor, and the first motor outer surface is fixedly mounted and the crushing
In inner walls, described push to slide of the stud upper end is equipped with the second motor in block, the second motor left-hand end tail installation
There is the first splined shaft, the second motor right-hand end tail is equipped with the second splined shaft, between the sliding slot and first turn trough
The crushing shell in be rotatably assorted the first bull stick be installed, be equipped with oral area towards right setting in inner wall on the right side of first bull stick
There is the first spline, the end tail that stretches on the left of first bull stick is installed with the first cam, the first cam cooperation installation
In first turn trough, the percussion structure being connected with first cam is additionally provided in first turn trough, it is described
It is rotatably assorted in the crushing shell between second turn trough and the sliding slot and the second bull stick is installed, on the left of second bull stick
It is equipped with oral area in inner wall, a left side is provided with the second spline, on the right side of stretch on the right side of second bull stick end tail and second turn trough
Inner wall is rotatably assorted connection, and second bull stick outer surface in second turn trough is installed with the first tooth sprocket, described
Second bull stick outer surface on the right side of first tooth sprocket is also installed with the second cam, described on the downside of second cam
It is connected with connected structure in crushing shell, is additionally provided in the second turn trough downside and first tooth sprocket coordinates company
The second tooth sprocket connect is connected with particle device in the crushing shell on the downside of second tooth sprocket.
2. a kind of Bioexperiment soil crushing apparatus according to claim 1, it is characterised in that：The percussion structure includes
Cavity on the downside of first turn trough in the crushing housing bottom end face is set, the cavity and first turn trough it
Between the crushing shell in activity cooperation push rod is installed, the push rod bottom end tail that stretches is installed with crushing plate, institute
State the end tail that stretches at the top of push rod and be installed with limiting plate, the limiting plate be connected with the first turn trough activity and with institute
The mating connection of the first cam is stated, the limiting plate bottom, which is located in first turn trough at left and right sides of the push rod, to be connected
There is the first shrapnel.
3. a kind of Bioexperiment soil crushing apparatus according to claim 1, it is characterised in that：The particle device includes
The activity in the containing cavities crushed on the right side of shell in lower end wall, the containing cavities is set and is connected with jacket casing, the cylinder
It is rotatably assorted in set inner wall and junction piece is installed, the junction piece lower face is installed with particle bar axis, the junction piece
Middle oral area is provided with third spline upward, coordinates in the third spline and is equipped with third splined shaft, the third spline
It is fixedly connected immediately below axis and second tooth sprocket.
4. a kind of Bioexperiment soil crushing apparatus according to claim 1, it is characterised in that：The connected structure includes
Delivery slot in the crushing shell of the containing cavities right-hand end is set, in the delivery slot activity cooperation delivery is installed
Block, be provided in the crushing shell between the containing cavities and the delivery slot it is logical close slot, in the logical conjunction slot activity match
Conjunction is equipped with joint arm, and the joint arm left end face is fixedly connected with right end face with the jacket casing and is fixedly connected with the delivery block,
It is connected with the second shrapnel in the logical conjunction slot and delivery slot on the downside of the joint arm and the delivery block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711388006.0A CN108344606A (en) | 2017-12-20 | 2017-12-20 | A kind of Bioexperiment soil crushing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711388006.0A CN108344606A (en) | 2017-12-20 | 2017-12-20 | A kind of Bioexperiment soil crushing apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108344606A true CN108344606A (en) | 2018-07-31 |
Family
ID=62962640
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711388006.0A Withdrawn CN108344606A (en) | 2017-12-20 | 2017-12-20 | A kind of Bioexperiment soil crushing apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108344606A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1990093A1 (en) * | 2007-05-11 | 2008-11-12 | Yasuaki Okuya | Cutter device mounted on casting breaking apparatus, and method of enhancing the hardness of cutter device |
| CN102259042A (en) * | 2011-05-01 | 2011-11-30 | 浙江黑白矿山机械有限公司 | High-efficiency jaw crusher with large bite force |
| CN103028460A (en) * | 2011-10-09 | 2013-04-10 | 范公奇 | Vibration jaw crushing machine |
| CN205392567U (en) * | 2016-03-18 | 2016-07-27 | 马明娥 | Agricultural is with broken degassing unit of soil |
| CN107008560A (en) * | 2017-05-04 | 2017-08-04 | 江苏华宏科技股份有限公司 | Reinforced beam precrushing device |
| CN107317169A (en) * | 2017-08-23 | 2017-11-03 | 宁波鄞州国康机械科技有限公司 | A kind of novel bridge facility |
-
2017
- 2017-12-20 CN CN201711388006.0A patent/CN108344606A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1990093A1 (en) * | 2007-05-11 | 2008-11-12 | Yasuaki Okuya | Cutter device mounted on casting breaking apparatus, and method of enhancing the hardness of cutter device |
| CN102259042A (en) * | 2011-05-01 | 2011-11-30 | 浙江黑白矿山机械有限公司 | High-efficiency jaw crusher with large bite force |
| CN103028460A (en) * | 2011-10-09 | 2013-04-10 | 范公奇 | Vibration jaw crushing machine |
| CN205392567U (en) * | 2016-03-18 | 2016-07-27 | 马明娥 | Agricultural is with broken degassing unit of soil |
| CN107008560A (en) * | 2017-05-04 | 2017-08-04 | 江苏华宏科技股份有限公司 | Reinforced beam precrushing device |
| CN107317169A (en) * | 2017-08-23 | 2017-11-03 | 宁波鄞州国康机械科技有限公司 | A kind of novel bridge facility |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180731 |